version 1.93, 2002/10/08 20:18:36
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version 1.355, 2007/02/27 23:44:53
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# /home/httpd/html/adm/gpl.txt |
# /home/httpd/html/adm/gpl.txt |
# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
## Copyright for TtHfunc and TtMfunc by Ian Hutchinson. |
# Copyright for TtHfunc and TtMfunc by Ian Hutchinson. |
|
# TtHfunc and TtMfunc (the "Code") may be compiled and linked into |
# TtHfunc and TtMfunc (the "Code") may be compiled and linked into |
# binary executable programs or libraries distributed by the |
# binary executable programs or libraries distributed by the |
# Michigan State University (the "Licensee"), but any binaries so |
# Michigan State University (the "Licensee"), but any binaries so |
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# The C source of the Code may not be distributed by the Licensee |
# The C source of the Code may not be distributed by the Licensee |
# to any other parties under any circumstances. |
# to any other parties under any circumstances. |
# |
# |
# |
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# last modified 06/26/00 by Alexander Sakharuk |
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# 11/6,11/30,02/01/01,5/4 Gerd Kortemeyer |
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# 01/18 Alex Sakharuk |
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package Apache::londefdef; |
package Apache::londefdef; |
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Line 49 use strict;
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Line 44 use strict;
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use Apache::lonxml; |
use Apache::lonxml; |
use Apache::File(); |
use Apache::File(); |
use Image::Magick; |
use Image::Magick; |
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use Apache::lonmenu(); |
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use Apache::lonmeta(); |
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use Apache::Constants qw(:common); |
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use File::Basename; |
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use LONCAPA(); |
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# use Data::Dumper; |
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BEGIN { |
BEGIN { |
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&Apache::lonxml::register('Apache::londefdef',('a','abbr','acronym','address','allow','applet','area','b','base','basefont','bgo','bgsound','big','blink','blockquote','blankspace','body','br','button','caption','center','cite','code','col','colgroup','dd','del','dfn','dir','div','dl','dt','em','embed','externallink','fieldset','font','form','frame','frameset','h1','h2','h3','h4','h5','h6','head','hr','html','i','iframe','img','input','ins','insert','isindex','kbd','keygen','label','layer','legend','li','link','m','map','marquee','menu','meta','multicol','nobr','noembed','noframes','nolayer','noscript','object','ol','optgroup','option','output','p','param','pre','q','s','samp','select','server','small','spacer','span','strike','strong','sub','sup','table','tbody','td','textarea','tfoot','th','thead','title','tr','tt','u','ul','var','wbr')); |
&Apache::lonxml::register('Apache::londefdef',('a','abbr','acronym','accessrule','address','allow','applet','area','b','base','basefont','bgo','bgsound','big','blink','blockquote','blankspace','body','br','button','caption','center','cite','code','col','colgroup','dd','del','dfn','dir','div','dl','dt','em','embed','externallink','fieldset','font','form','frame','frameset','h1','h2','h3','h4','h5','h6','head','hr','html','i','iframe','img','input','ins','insert','isindex','kbd','keygen','label','layer','legend','li','link','m','map','marquee','menu','meta','multicol','nobr','noembed','noframes','nolayer','noscript','object','ol','optgroup','option','output','p','param','pre','q','s','samp','select','server','small','spacer','span','strike','strong','sub','sup','table','tbody','td','textarea','tfoot','th','thead','title','tr','tt','tthoption','u','ul','var','wbr','hideweboutput')); |
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} |
} |
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# |
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# Dumps all elements of the table structure. |
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# Need this 'cause evidently when given an array, Data::Dumper only seems |
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# to dump element 0. |
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# |
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#sub debug_dump_table { |
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# my $lastrow = $#Apache::londefdef::table; |
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# &Apache::lonnet::logthis("Dumping table: Last row index: $lastrow"); |
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# my $row; |
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# for ($row =0; $row <= $lastrow; $row++ ) { |
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# my $text = Dumper($Apache::londefdef::table[$row]); |
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# &Apache::lonnet::logthis("table [ $row ]".$text); |
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# } |
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#} |
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sub initialize_londefdef { |
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$Apache::londefdef::TD_redirection=0; |
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@Apache::londefdef::table = (); |
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$Apache::londefdef::select=0; |
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undef(@Apache::londefdef::description); |
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@Apache::londefdef::DD=(0); |
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@Apache::londefdef::DT=(0); |
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@Apache::londefdef::seenDT=(0); |
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$Apache::londefdef::list_index=0; |
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undef($Apache::londefdef::head); |
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undef($Apache::londefdef::title); |
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} |
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#======================= TAG SUBROUTINES ===================== |
#======================= TAG SUBROUTINES ===================== |
#-- <output> |
#-- <output> |
sub start_output { |
sub start_output { |
my ($target) = @_; |
my ($target) = @_; |
if ($target eq 'meta') { $Apache::lonxml::metamode--; } |
if ($target eq 'meta') { $Apache::lonxml::metamode--; } |
return ''; |
return ''; |
} |
} |
sub end_output { |
sub end_output { |
my ($target) = @_; |
my ($target) = @_; |
if ($target eq 'meta') { $Apache::lonxml::metamode++; } |
if ($target eq 'meta') { $Apache::lonxml::metamode++; } |
return ''; |
return ''; |
} |
} |
#-- <m> tag |
#-- <m> tag |
sub start_m { |
sub start_m { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
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$Apache::lonxml::prevent_entity_encode++; |
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my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); |
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$inside ='\\documentstyle{article}'.$inside; |
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&Apache::lonxml::debug("M is starting with:$inside:"); |
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my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval); |
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if ($eval eq 'on') { |
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$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]); |
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#&Apache::lonxml::debug("M is evaulated to:$inside:"); |
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} |
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$currentstring = &Apache::lontexconvert::converted(\$inside); |
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if ($Apache::lontexconvert::errorstring) { |
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&Apache::lonxml::warning("tth error: ". |
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$Apache::lontexconvert::errorstring); |
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$Apache::lontexconvert::errorstring=''; |
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} |
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#&Apache::lonxml::debug("M is ends with:$currentstring:"); |
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} elsif ($target eq 'tex') { |
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$currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); |
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if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';} |
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} else { |
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my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); |
my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); |
} |
if ($target eq 'web' || $target eq 'analyze') { |
return $currentstring; |
&Apache::lonxml::debug("M is starting with:$inside:"); |
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my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval); |
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if ($eval eq 'on') { |
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$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]); |
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#&Apache::lonxml::debug("M is evaulated to:$inside:"); |
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} |
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my $tex = $inside; |
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my $display=&Apache::lonxml::get_param('display',$parstack,$safeeval); |
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$currentstring = &Apache::lontexconvert::converted(\$inside,$display); |
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if ($Apache::lontexconvert::errorstring) { |
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my $errormsg='<pre>'.&HTML::Entities::encode($Apache::lontexconvert::errorstring,'<>&"').'</pre> occured while attempting to convert this TeX: <pre>'; |
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$tex = &HTML::Entities::encode($tex,'<>&"'); |
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my ($linenumber) = |
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($Apache::lontexconvert::errorstring =~ /Line (\d+)/); |
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if (defined($linenumber)) { |
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my @tex=split("\n",$tex); |
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$tex[$linenumber]='<b><font color="red">'. |
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$tex[$linenumber].'</font></b>'; |
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$tex=join("\n",@tex); |
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} |
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&Apache::lonxml::warning($errormsg.$tex.'</pre>'); |
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$Apache::lontexconvert::errorstring=''; |
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} |
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#&Apache::lonxml::debug("M is ends with:$currentstring:"); |
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$Apache::lonxml::post_evaluate=0; |
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} elsif ($target eq 'tex') { |
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$currentstring = $inside; |
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my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval); |
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if ($eval eq 'on') { |
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$currentstring=&Apache::run::evaluate($currentstring,$safeeval,$$parstack[-1]); |
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} |
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if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';} |
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# detect simple math mode entry exits, and convert them |
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# to use \ensuremath |
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if ($currentstring=~/^\s*\$[^\$].*[^\$]\$\s*$/) { |
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$currentstring=~s/^(\s*)\$/$1/; |
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$currentstring=~s/\$(\s*)$/$1/; |
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$currentstring='\ensuremath{'.$currentstring.'}'; |
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} |
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$Apache::lonxml::post_evaluate=0; |
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} |
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return $currentstring; |
} |
} |
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sub end_m { |
sub end_m { |
my ($target,$token) = @_; |
my ($target,$token) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'tex') { |
$Apache::lonxml::prevent_entity_encode--; |
$currentstring = ""; |
} elsif ($target eq 'tex') { |
} |
$currentstring = ""; |
return $currentstring; |
} elsif ($target eq 'meta') { |
} |
} |
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return $currentstring; |
sub start_tthoption { |
} |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_; |
#-- <html> tag |
my $result; |
sub start_html { |
if ($target eq 'web' || $target eq 'webgrade') { |
my ($target,$token) = @_; |
my $inside = &Apache::lonxml::get_all_text("/tthoption",$parser, |
my $currentstring = ''; |
$style); |
if ($ENV{'browser.mathml'}) { |
$inside=~s/^\s*//; |
&tth::ttminit(); |
if ($env{'browser.mathml'}) { |
} else { |
&tth::ttmoptions($inside); |
&tth::tthinit(); |
} else { |
} |
&tth::tthoptions($inside); |
if ($target eq 'web') { |
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$currentstring = &Apache::lonxml::xmlbegin(). |
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&Apache::lonxml::fontsettings(); |
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} elsif ($target eq 'tex') { |
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@Apache::londefdef::table = (); |
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$currentstring .= '\documentclass[letterpaper]{article} |
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\newcommand{\keephidden}[1]{} |
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\renewcommand{\deg}{$^{\circ}$} |
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\usepackage[dvips]{graphicx} |
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\usepackage{epsfig}\usepackage{calc} |
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\newenvironment{choicelist}{\begin{enumerate}}{\end{enumerate}}'; |
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} |
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return $currentstring; |
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} |
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sub end_html { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = &Apache::lonxml::xmlend(); |
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} |
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return $currentstring; |
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} |
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#-- <head> tag |
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sub start_head { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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sub end_head { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = &Apache::lonxml::registerurl(undef,$target). |
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$token->[2]; |
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} |
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return $currentstring; |
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} |
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#-- <map> tag |
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sub start_map { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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sub end_map { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
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#-- <select> tag |
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sub start_select { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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sub end_select { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
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#-- <option> tag |
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sub start_option { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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sub end_option { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
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#-- <input> tag |
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sub start_input { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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sub end_input { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
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#-- <textarea> tag |
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sub start_textarea { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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sub end_textarea { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
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#-- <form> tag |
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sub start_form { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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sub end_form { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
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#-- <title> tag |
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sub start_title { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web') { |
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$currentstring = $token->[4]; |
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} elsif ($target eq 'tex') { |
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$currentstring .= '\keephidden{' |
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} |
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if ($target eq 'meta') { |
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$currentstring='<title>'; |
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&start_output(); |
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} |
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return $currentstring; |
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} |
} |
sub end_title { |
} |
my ($target,$token) = @_; |
return $result; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
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$currentstring = $token->[2]; |
sub end_tthoption { |
} elsif ($target eq 'tex') { |
my ($target,$token) = @_; |
$currentstring .= '}'; |
my $result; |
} |
return $result; |
if ($target eq 'meta') { |
} |
&end_output(); |
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$currentstring='</title>'; |
#-- <html> tag (end tag optional) |
} |
sub start_html { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
#-- <meta> tag |
if ($target eq 'web' || $target eq 'edit' || $target eq 'webgrade' ) { |
sub start_meta { |
# start_body() takes care of emitting the <html> |
my ($target,$token,$tagstack,$parstack,$parser) = @_; |
} elsif ($target eq 'tex') { |
my $currentstring = ''; |
$currentstring .= |
if ($target eq 'web') { |
'\documentclass[letterpaper,twoside]{article}\raggedbottom'; |
my $args=''; |
if (($env{'form.latex_type'}=~'batchmode') || |
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
(!$env{'request.role.adv'})) {$currentstring .='\batchmode';} |
if ($args eq '') { |
$currentstring .= '\newcommand{\keephidden}[1]{}'. |
&Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]); |
'\renewcommand{\deg}{$^{\circ}$}'. |
} else { |
'\usepackage{multirow}'. |
$currentstring = $token->[4]; |
'\usepackage{longtable}'. |
} |
'\usepackage{textcomp}'. |
} |
'\usepackage{makeidx}'. |
if ($target eq 'meta') { |
'\usepackage[dvips]{graphicx}'. |
unless ($token->[2]->{'http-equiv'}) { |
'\usepackage{wrapfig}'. |
my $name=$token->[2]->{'name'}; |
'\usepackage{picins}'. |
$name=~tr/A-Z/a-z/; |
'\usepackage{epsfig}'. |
$name=~s/\s/\_/g; |
'\usepackage{calc}'. |
if ($name) { |
'\usepackage{amsmath}'. |
$currentstring='<'.$name.'>'. |
'\usepackage{amssymb}'. |
$token->[2]->{'content'}. |
'\usepackage{amsfonts}'. |
'</'.$name.'>'; |
'\usepackage{amsthm}'. |
} |
'\usepackage{amscd}'. |
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'\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}\setlength{\abovedisplayshortskip}{-0.04in}\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'. |
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'\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large\textbf{Index}} \newline \setlength{\rightmargin}{0in}\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}\setlength{\abovedisplayshortskip}{-0.04in}\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}'; |
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} |
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return $currentstring; |
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} |
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|
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sub end_html { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web' || $target eq 'webgrade') { |
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# end_body takes care of the </html> |
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} |
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return $currentstring; |
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} |
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|
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#-- <head> tag (end tag optional) |
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sub start_head { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web' || $target eq 'webgrade') { |
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&Apache::lonxml::startredirection(); |
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} |
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return $currentstring; |
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} |
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|
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sub end_head { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if (($target eq 'web' && $env{'request.state'} eq 'published') || |
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($target eq 'webgrade' && $env{'request.state'} eq 'published')) { |
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# in case there is a </head> but no <head> |
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if ($Apache::lonxml::redirection) { |
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$Apache::londefdef::head = &Apache::lonxml::endredirection(); |
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} |
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} |
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return $currentstring; |
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} |
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|
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#-- <map> tag (end tag required) |
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sub start_map { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web' || $target eq 'webgrade') { |
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$currentstring = $token->[4]; |
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} |
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return $currentstring; |
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} |
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|
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sub end_map { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web' || $target eq 'webgrade') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
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|
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#-- <select> tag (end tag required) |
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sub start_select { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web' || $target eq 'webgrade') { |
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$currentstring = $token->[4]; |
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} elsif ($target eq 'tex') { |
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$Apache::londefdef::select=0; |
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} |
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return $currentstring; |
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} |
|
|
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sub end_select { |
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my ($target,$token) = @_; |
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my $currentstring = ''; |
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if ($target eq 'web' || $target eq 'webgrade') { |
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$currentstring = $token->[2]; |
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} |
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return $currentstring; |
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} |
|
|
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#-- <option> tag (end tag optional) |
|
sub start_option { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
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$currentstring = $token->[4]; |
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} elsif ($target eq 'tex') { |
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$Apache::londefdef::select++; |
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if ($Apache::londefdef::select == 1) { |
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$currentstring='\noindent\fbox{'.&Apache::lonxml::get_param('value',$parstack,$safeeval).'}\keephidden{'; |
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} else { |
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$currentstring='\keephidden{'; |
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} |
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} |
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return $currentstring; |
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} |
|
|
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sub end_option { |
|
my ($target,$token) = @_; |
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my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
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$currentstring = $token->[2]; |
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} elsif ($target eq 'tex') { |
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$currentstring='}'; |
|
} |
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return $currentstring; |
|
} |
|
|
|
#-- <input> tag (end tag forbidden) |
|
sub start_input { |
|
my ($target,$token) = @_; |
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my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_input { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <textarea> tag (end tag required) |
|
sub start_textarea { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_textarea { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <form> tag (end tag required) |
|
sub start_form { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_form { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <title> tag (end tag required) |
|
sub start_title { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$Apache::londefdef::title = |
|
&Apache::lonxml::get_all_text('/title',$parser,$style); |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\keephidden{Title of the document: ' |
|
} |
|
if ($target eq 'meta') { |
|
$currentstring='<title>'; |
|
&start_output($target); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_title { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
# start_title takes care of swallowing the title |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
if ($target eq 'meta') { |
|
&end_output($target); |
|
$currentstring='</title>'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <meta> tag (end tag forbidden) |
|
sub start_meta { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
my $args=''; |
|
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
|
if ($args eq '') { |
|
&Apache::lonxml::get_all_text("/meta",$parser,$style); |
|
} else { |
|
$currentstring = $token->[4]; |
|
} |
|
} elsif ($target eq 'meta') { |
|
unless (&Apache::lonxml::get_param |
|
('http-equiv',$parstack,$safeeval,undef,1)) { |
|
my $name=$token->[2]->{'name'}; |
|
$name=~tr/A-Z/a-z/; |
|
$name=~s/\s/\_/gs; |
|
$name=~s/\W//gs; |
|
if ($name) { |
|
$currentstring='<'.$name; |
|
my $display=&Apache::lonxml::get_param |
|
('display',$parstack,$safeeval,undef,1); |
|
if ($display) { |
|
$display=~s/\"/\'/g; |
|
$currentstring.=' display="'.$display.'"'; |
} |
} |
|
$currentstring.='>'. |
|
&Apache::lonxml::get_param |
|
('content',$parstack,$safeeval,undef,1). |
|
'</'.$name.'>'; |
} |
} |
return $currentstring; |
my $display=&Apache::lonxml::get_param |
|
('display',$parstack,$safeeval,undef,1); |
|
if ($display) { |
|
$display=&HTML::Entities::encode($display,'<>&"'); |
|
$currentstring.='<'.$name.'.display>'.$display. |
|
'</'.$name.'.display>'; |
|
} |
|
} |
|
} elsif ($target eq 'tex') { |
|
my $content=&Apache::lonxml::get_param('content',$parstack,$safeeval); |
|
my $name=&Apache::lonxml::get_param('name',$parstack,$safeeval); |
|
if ((not defined $content) && (not defined $name)) { |
|
&Apache::lonxml::startredirection(); |
|
} |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_meta { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
my $args=''; |
|
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
|
if ($args ne '') { |
|
$currentstring = $token->[4]; |
} |
} |
sub end_meta { |
} elsif ($target eq 'tex') { |
my ($target,$token,$tagstack,$parstack,$parser) = @_; |
my $content=&Apache::lonxml::get_param('content',$parstack,$safeeval); |
my $currentstring = ''; |
my $name=&Apache::lonxml::get_param('name',$parstack,$safeeval); |
if ($target eq 'web') { |
if ((not defined $content) && (not defined $name)) { |
my $args=''; |
&Apache::lonxml::endredirection(); |
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
} |
if ($args ne '') { |
} |
|
return $currentstring; |
|
} |
|
|
|
# accessrule |
|
sub start_accessrule { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_; |
|
my $currentstring = ''; |
|
my $eff=&Apache::lonxml::get_param |
|
('effect',$parstack,$safeeval,undef,1); |
|
my $realm=&Apache::lonxml::get_param |
|
('realm',$parstack,$safeeval,undef,1); |
|
my $role=&Apache::lonxml::get_param |
|
('role',$parstack,$safeeval,undef,1); |
|
$realm=~s/\s+//g; |
|
$realm=~s/\//\_/g; |
|
$realm=~s/^\_//; |
|
$realm=~s/\W/\;/g; |
|
$role=~s/\s+//g; |
|
$role=~s/\//\_/g; |
|
$role=~s/\W/\;/g; |
|
if ($target eq 'web') { |
|
my $args=''; |
|
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
|
if ($args eq '') { |
|
&Apache::lonxml::get_all_text("/accessrule",$parser,$style); |
|
} else { |
|
$currentstring = $token->[4]; |
|
} |
|
} |
|
if ($target eq 'meta') { |
|
$currentstring='<rule>'.$eff.':'.$realm.':'.$role.'</rule>'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_accessrule { |
|
my ($target,$token,$tagstack,$parstack,$parser) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
my $args=''; |
|
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; } |
|
if ($args ne '') { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
} |
} |
} |
} |
return $currentstring; |
return $currentstring; |
} |
} |
#-- <body> tag |
|
sub start_body { |
#-- <body> tag (end tag required) |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
sub start_body { |
my $currentstring = ''; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
if ($target eq 'web') { |
my $currentstring = ''; |
if (!$Apache::lonxml::registered) { |
|
$currentstring.='<head>'. |
if ($target eq 'web' || $target eq 'webgrade') { |
&Apache::lonxml::registerurl(undef,$target).'</head>'; |
if ($Apache::lonhomework::parsing_a_problem) { |
} |
&Apache::lonxml::warning("<body> tag found inside of <problem> tag this can cause problems."); |
my $onLoad=''; |
return ''; |
foreach my $key (keys(%{$token->[2]})) { |
} |
if ($key =~ /^onload$/i) { |
|
$onLoad.=$token->[2]->{$key}.';'; |
if (&is_inside_of($tagstack, "head")) { |
delete($token->[2]->{$key}); |
&end_head(@_); |
} |
} |
} |
$currentstring = |
$token->[2]->{'onLoad'}=&Apache::lonxml::loadevents(). |
&Apache::loncommon::start_page($Apache::londefdef::title, |
';'.$onLoad; |
$Apache::londefdef::head, |
my $onUnload=''; |
{'add_entries' => $token->[2], |
foreach my $key (keys(%{$token->[2]})) { |
'no_title' => 1, |
if ($key =~ /^onunload$/i) { |
'force_register' => 1}); |
$onUnload.=$token->[2]->{$key}.';'; |
|
delete($token->[2]->{$key}); |
if ($env{'request.state'} ne 'published') { |
} |
$currentstring.=&Apache::lonmenu::constspaceform(); |
} |
$currentstring.=(<<EDITBUTTON); |
$token->[2]->{'onUnload'}=&Apache::lonxml::unloadevents(). |
<form method="post"> |
';'.$onUnload; |
<input type="submit" name="editmode" accesskey="e" value="Edit" /> |
|
</form> |
$currentstring .= '<'.$token->[1]; |
<br /> |
foreach (keys %{$token->[2]}) { |
|
$currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"'; |
|
} |
|
$currentstring.='>'; |
|
if ($ENV{'request.state'} ne 'published') { |
|
$currentstring.=(<<EDITBUTTON); |
|
<form method="post"> |
|
<input type="submit" name="editmode" value="Edit" /> |
|
</form> |
|
EDITBUTTON |
EDITBUTTON |
} |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\begin{document}'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_body { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{document}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <center> tag |
|
sub start_center { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\begin{center}'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring = '\begin{center}'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_center { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{center}'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring = '\end{center}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <b> tag |
|
sub start_b { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\textbf{'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring = '\textbf{'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_b { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '}'; |
|
|
|
} elsif ($target eq 'latexsource') { |
|
$currentstring = '}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <strong> tag |
|
sub start_strong { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\textbf{'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring = '\textbf{'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_strong { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
|
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '}'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring = '}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <h1> tag |
|
sub start_h1 { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '{\large \textbf{'; |
|
} elsif ($target eq 'meta') { |
|
$currentstring='<subject>'; |
|
&start_output(); |
|
} |
|
return $currentstring; |
|
} |
} |
sub end_h1 { |
$currentstring.=&Apache::lonxml::message_location(); |
my ($target,$token) = @_; |
} elsif ($target eq 'tex') { |
my $currentstring = ''; |
$currentstring = '\begin{document}'; |
if ($target eq 'web') { |
} |
$currentstring .= $token->[2]; |
return $currentstring; |
} elsif ($target eq 'tex') { |
} |
$currentstring .= '}}'; |
|
} elsif ($target eq 'meta') { |
sub end_body { |
&end_output(); |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
$currentstring='</subject>'; |
my $currentstring = &end_p(); # Close off unclosed <p> |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
return $currentstring; |
$currentstring .= &Apache::loncommon::end_page({'discussion' => 1}); |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent \end{document}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
# \begin{center} causes a new paragprah spacing that looks odd inside |
|
# of a table cell. Same at the end of a \center but with a slightly |
|
# larger space .. hence center_correction and center_end_correction. |
|
# |
|
sub center_correction { return '\vspace*{-6 mm}'; } |
|
sub center_end_correction { return '\vspace*{-7 mm}'; } |
|
|
|
#-- <center> tag (end tag required) |
|
sub start_center { |
|
my ($target,$token,$tagstack) = @_; |
|
my $currentstring = &end_p(); # Close off any prior para. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
if (&is_inside_of($tagstack, "table")) { |
|
$currentstring .= ¢er_correction(); |
|
} |
|
$currentstring .= '\begin{center}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_center { |
|
my ($target,$token,$tagstack) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{center}'; |
|
if (&is_inside_of($tagstack, "table")) { |
|
$currentstring .= ¢er_end_correction(); |
} |
} |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <b> tag (end tag required) |
|
# NOTE: In TeX mode disables internal <p> |
|
sub start_b { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
&disable_para(); |
|
$currentstring .= '\textbf{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_b { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
&enable_para(); |
|
$currentstring = '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <strong> tag (end tag required) |
|
# NOTE: in TeX mode disables internal <p> |
|
sub start_strong { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
&disable_para(); |
|
$currentstring = '\textbf{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_strong { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
&enable_para(); |
|
$currentstring = '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <h1> tag (end tag required) |
|
sub start_h1 { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # Close off any prior para. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my $pre; |
|
my $align=lc(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1)); |
|
if ($align eq 'center') { |
|
$pre='\begin{center}'; |
|
} elsif ($align eq 'left') { |
|
$pre='\rlap{'; |
|
} elsif ($align eq 'right') { |
|
$pre=' \hfill \llap{'; |
|
} |
|
my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0); |
|
if (not defined $TeXsize) {$TeXsize="large";} |
|
$currentstring .= '\strut\newline '.$pre.'{\\'.$TeXsize.' \textbf{'; |
|
} elsif ($target eq 'meta') { |
|
$currentstring.='<subject>'; |
|
&start_output($target); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_h1 { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $post='\vskip 0 mm '; |
|
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
|
if ($align eq 'center') { |
|
$post='\end{center}'; |
|
} elsif ($align eq 'left') { |
|
$post='} \hfill'.'\vskip 0 mm '; |
|
} elsif ($align eq 'right') { |
|
$post='}'.'\vskip 0 mm '; |
|
} |
|
$currentstring .= '}}'.$post; |
|
} elsif ($target eq 'meta') { |
|
&end_output($target); |
|
$currentstring='</subject>'; |
|
} |
|
return $currentstring; |
|
} |
|
|
#-- <h2> tag |
#-- <h2> tag |
sub start_h2 { |
sub start_h2 { |
my ($target,$token) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = &end_p(); # Close off any prior para. |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring .= $token->[4]; |
$currentstring .= $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring .= '{\large \textbf{'; |
my $pre; |
} |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
return $currentstring; |
if ($align eq 'center') { |
} |
$pre='\begin{center}'; |
sub end_h2 { |
} elsif ($align eq 'left') { |
my ($target,$token) = @_; |
$pre='\rlap{'; |
my $currentstring = ''; |
} elsif ($align eq 'right') { |
if ($target eq 'web') { |
$pre=' \hfill \llap{'; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0); |
$currentstring .= '}}'; |
if (not defined $TeXsize) {$TeXsize="large";} |
} |
$currentstring .= '\strut\newline '.$pre.'{\\'.$TeXsize.' \textbf{'; |
return $currentstring; |
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_h2 { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $post='\vskip 0 mm '; |
|
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
|
if ($align eq 'center') { |
|
$post='\end{center}'; |
|
} elsif ($align eq 'left') { |
|
$post='} \hfill'.'\vskip 0 mm '; |
|
} elsif ($align eq 'right') { |
|
$post='}'.'\vskip 0 mm '; |
} |
} |
|
$currentstring .= '}}'.$post; |
|
} |
|
return $currentstring; |
|
} |
|
|
#-- <h3> tag |
#-- <h3> tag |
sub start_h3 { |
sub start_h3 { |
my ($target,$token) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = &end_p(); # Close off any prior para. |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring .= $token->[4]; |
$currentstring .= $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring .= '{\large \textbf{'; |
my $pre; |
} |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
return $currentstring; |
if ($align eq 'center') { |
} |
$pre='\begin{center}'; |
sub end_h3 { |
} elsif ($align eq 'left') { |
my ($target,$token) = @_; |
$pre='\rlap{'; |
my $currentstring = ''; |
} elsif ($align eq 'right') { |
if ($target eq 'web') { |
$pre=' \hfill \llap{'; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0); |
$currentstring .= '}}'; |
if (not defined $TeXsize) {$TeXsize="large";} |
} |
$currentstring .= '\strut\newline '.$pre.'{\\'.$TeXsize.' \textbf{'; |
return $currentstring; |
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_h3 { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $post='\vskip 0 mm '; |
|
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
|
if ($align eq 'center') { |
|
$post='\end{center}'; |
|
} elsif ($align eq 'left') { |
|
$post='} \hfill'.'\vskip 0 mm '; |
|
} elsif ($align eq 'right') { |
|
$post='}'.'\vskip 0 mm '; |
} |
} |
|
$currentstring .= '}}'.$post; |
|
} |
|
return $currentstring; |
|
} |
|
|
#-- <h4> tag |
#-- <h4> tag |
sub start_h4 { |
sub start_h4 { |
my ($target,$token) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = &end_p(); # Close off any prior para. |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring .= $token->[4]; |
$currentstring .= $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring .= '{\large \textbf{'; |
my $pre; |
} |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
return $currentstring; |
if ($align eq 'center') { |
} |
$pre='\begin{center}'; |
sub end_h4 { |
} elsif ($align eq 'left') { |
my ($target,$token) = @_; |
$pre='\rlap{'; |
my $currentstring = ''; |
} elsif ($align eq 'right') { |
if ($target eq 'web') { |
$pre=' \hfill \llap{'; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0); |
$currentstring .= '}}'; |
if (not defined $TeXsize) {$TeXsize="large";} |
} |
$currentstring .= '\strut\newline '.$pre.'{\\'.$TeXsize.' \textbf{'; |
return $currentstring; |
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_h4 { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $post='\vskip 0 mm '; |
|
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
|
if ($align eq 'center') { |
|
$post='\end{center}'; |
|
} elsif ($align eq 'left') { |
|
$post='} \hfill'.'\vskip 0 mm '; |
|
} elsif ($align eq 'right') { |
|
$post='}'.'\vskip 0 mm '; |
} |
} |
|
$currentstring .= '}}'.$post; |
|
} |
|
return $currentstring; |
|
} |
|
|
#-- <h5> tag |
#-- <h5> tag |
sub start_h5 { |
sub start_h5 { |
my ($target,$token) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = &end_p(); # Close off any prior paras. |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring .= $token->[4]; |
$currentstring .= $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring .= '{\large \textbf{'; |
my $pre; |
} |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
return $currentstring; |
if ($align eq 'center') { |
} |
$pre='\begin{center}'; |
sub end_h5 { |
} elsif ($align eq 'left') { |
my ($target,$token) = @_; |
$pre='\rlap{'; |
my $currentstring = ''; |
} elsif ($align eq 'right') { |
if ($target eq 'web') { |
$pre=' \hfill \llap{'; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0); |
$currentstring .= '}}'; |
if (not defined $TeXsize) {$TeXsize="large";} |
} |
$currentstring .= '\strut\newline '.$pre.'{\\'.$TeXsize.' \textbf{'; |
return $currentstring; |
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_h5 { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $post='\vskip 0 mm '; |
|
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
|
if ($align eq 'center') { |
|
$post='\end{center}'; |
|
} elsif ($align eq 'left') { |
|
$post='} \hfill'.'\vskip 0 mm '; |
|
} elsif ($align eq 'right') { |
|
$post='}'.'\vskip 0 mm '; |
} |
} |
|
$currentstring .= '}}'.$post; |
|
} |
|
return $currentstring; |
|
} |
|
|
#-- <h6> tag |
#-- <h6> tag |
sub start_h6 { |
sub start_h6 { |
my ($target,$token) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = &end_p(); # Close off any prior paras. |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring .= $token->[4]; |
$currentstring .= $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring .= '{\large \textbf{'; |
my $pre; |
} |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
return $currentstring; |
if ($align eq 'center') { |
} |
$pre='\begin{center}'; |
sub end_h6 { |
} elsif ($align eq 'left') { |
my ($target,$token) = @_; |
$pre='\rlap{'; |
my $currentstring = ''; |
} elsif ($align eq 'right') { |
if ($target eq 'web') { |
$pre=' \hfill \llap{'; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0); |
$currentstring .= '}}'; |
if (not defined $TeXsize) {$TeXsize="large";} |
} |
$currentstring .= '\strut\newline '.$pre.'{\\'.$TeXsize.' \textbf{'; |
return $currentstring; |
} |
} |
return $currentstring; |
#--- <cite> tag |
} |
sub start_cite { |
|
my ($target,$token) = @_; |
sub end_h6 { |
my $currentstring = ''; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
if ($target eq 'web') { |
my $currentstring = ''; |
$currentstring .= $token->[4]; |
if ($target eq 'web' || $target eq 'webgrade') { |
} elsif ($target eq 'tex') { |
$currentstring .= $token->[2]; |
$currentstring .= "\\textit{"; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'latexsource') { |
my $post='\vskip 0 mm '; |
$currentstring .= "\\textit{"; |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
} |
if ($align eq 'center') { |
return $currentstring; |
$post='\end{center}'; |
} |
} elsif ($align eq 'left') { |
sub end_cite { |
$post='} \hfill'.'\vskip 0 mm '; |
my ($target,$token) = @_; |
} elsif ($align eq 'right') { |
my $currentstring = ''; |
$post='}'.'\vskip 0 mm '; |
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "}"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "}"; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <i> tag |
|
sub start_i { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\textit{'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '\textit{'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_i { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <address> tag |
|
sub start_address { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "\\textit{"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "\\textit{"; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_address { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "}"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "}"; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <dfn> tag |
|
sub start_dfn { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "\\textit{"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "\\textit{"; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dfn { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "}"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "}"; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <tt> tag |
|
sub start_tt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\texttt{'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '\texttt{'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_tt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <kbd> tag |
|
sub start_kbd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "\\texttt"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "\\texttt{"; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_kbd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "}"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "}"; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <code> tag |
|
sub start_code { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\texttt{'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_code { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <em> tag |
|
sub start_em { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\emph{'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '\emph{'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_em { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <q> tag |
|
sub start_q { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "\\emph{"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "\\emph{"; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_q { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= "}"; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= "}"; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <p> tag |
|
sub start_p { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '{\par '; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '{\par '; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_p { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} elsif ($target eq 'latexsource') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <br> tag |
$currentstring .= '}}'.$post; |
sub start_br { |
} |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
return $currentstring; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
#--- <cite> tag (end tag required) |
} elsif ($target eq 'tex') { |
sub start_cite { |
if ($$tagstack[-2] ne 'sub' && $$tagstack[-2] ne 'sup') { |
my ($target,$token) = @_; |
$currentstring .= '\vskip 0 mm'; |
my $currentstring = ''; |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
} elsif ($target eq 'latexsource') { |
$currentstring .= $token->[4]; |
$currentstring .= '\\'; |
} elsif ($target eq 'tex') { |
} |
$currentstring .= '\textit{'; |
return $currentstring; |
} |
} |
return $currentstring; |
sub end_br { |
} |
my ($target,$token) = @_; |
|
my $currentstring = ''; |
sub end_cite { |
if ($target eq 'web') { |
my ($target,$token) = @_; |
$currentstring .= $token->[2]; |
my $currentstring = ''; |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
return $currentstring; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
#-- <big> tag |
$currentstring .= '}'; |
sub start_big { |
} |
my ($target,$token) = @_; |
return $currentstring; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
#-- <i> tag (end tag required) |
} elsif ($target eq 'tex') { |
sub start_i { |
$currentstring .= '\large{'; |
my ($target,$token) = @_; |
} elsif ($target eq 'latexsource') { |
my $currentstring = ''; |
$currentstring .= '{\Large '; |
if ($target eq 'web' || $target eq 'webgrade') { |
} |
$currentstring .= $token->[4]; |
return $currentstring; |
} elsif ($target eq 'tex') { |
} |
$currentstring .= '\textit{'; |
sub end_big { |
} |
my ($target,$token) = @_; |
return $currentstring; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
sub end_i { |
} elsif ($target eq 'tex') { |
my ($target,$token) = @_; |
$currentstring .= '}'; |
my $currentstring = ''; |
} elsif ($target eq 'latexsource') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring .= '}'; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
return $currentstring; |
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <address> tag (end tag required) |
|
sub start_address { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\textit{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_address { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <dfn> tag (end tag required) |
|
sub start_dfn { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\textit{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_dfn { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <tt> tag (end tag required) |
|
sub start_tt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\texttt{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_tt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <kbd> tag (end tag required) |
|
sub start_kbd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\texttt{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_kbd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <code> tag (end tag required) |
|
sub start_code { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\texttt{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_code { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <em> tag (end tag required) |
|
sub start_em { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\emph{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_em { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <q> tag (end tag required) |
|
sub start_q { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\emph{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_q { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
# <p> is a bit strange since it does not require a closing </p> |
|
# However in latex, we must often output closing stuff to end |
|
# environments and {}'s etc. Therefore we do all the work |
|
# of figuring out the ending strings in the start tag processing, |
|
# and provide a mechanism to output the stop text external |
|
# to tag processing. |
|
# |
|
{ |
|
|
|
my $closing_string = ''; # String required to close <p> |
|
|
|
# Some tags are <p> fragile meaning that <p> inside of them |
|
# does not work within TeX mode. This is managed via the |
|
# counter below: |
|
# |
|
|
|
my $para_disabled = 0; |
|
|
|
sub disable_para { |
|
$para_disabled++; |
|
} |
|
sub enable_para { |
|
$para_disabled--; |
|
} |
|
|
|
|
|
#-- <p> tag (end tag optional) |
|
#optional attribute - align="center|left|right" |
|
sub start_p { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= &end_p(); # close off prior para if in progress. |
|
$currentstring .= $token->[4]; |
|
if (! ($currentstring =~ /\//)) { |
|
$closing_string = '</p>'; # Deal correctly with <p /> e.g. |
} |
} |
#-- <small> tag |
} elsif ($target eq 'tex' && !$para_disabled) { |
sub start_small { |
|
my ($target,$token) = @_; |
$currentstring .= &end_p(); # close off prior para if in progress. |
my $currentstring = ''; |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
if ($target eq 'web') { |
if ($align eq 'center') { |
$currentstring .= $token->[4]; |
$currentstring .='\begin{center}\par '; |
} elsif ($target eq 'tex') { |
$closing_string = '\end{center}'; |
$currentstring .= '{\footnotesize '; |
if (&is_inside_of($tagstack, "table")) { |
} elsif ($target eq 'latexsource') { |
$currentstring = ¢er_correction().$currentstring; |
$currentstring .= '{\footnotesize '; |
} |
} |
} elsif ($align eq 'right') { |
return $currentstring; |
$currentstring.="\n".'{\flushright '; |
} |
# $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{'; |
sub end_small { |
$closing_string= "}\n"; |
my ($target,$token) = @_; |
} elsif ($align eq 'left') { |
my $currentstring = ''; |
$currentstring.= "\n".'{\flushleft '; |
if ($target eq 'web') { |
# $currentstring.='\noindent\makebox['.$env{'form.textwidth'}.']{{'; |
$currentstring .= $token->[2]; |
$closing_string = "}\n"; |
} elsif ($target eq 'tex') { |
} else { |
$currentstring .= '}'; |
$currentstring.='\par '; |
} elsif ($target eq 'latexsource') { |
if (&is_inside_of($tagstack, 'table')) { |
$currentstring .= '}'; |
$closing_string = '\vskip 0pt'; # Seems to be consistent with <p> in tables. |
} |
} else { |
return $currentstring; |
$closing_string = '\strut\\\\\strut '; |
|
} |
|
} |
|
|
|
} |
|
return $currentstring; |
|
} |
|
# |
|
# End paragraph processing just requires that we output the |
|
# closing string that was saved and blank it. |
|
sub end_p { |
|
# Note only 'tex' mode uses disable_para and enable_para |
|
# so we don't need to know the target in the check below: |
|
|
|
if (!$para_disabled) { |
|
my $current_string = $closing_string; |
|
$closing_string = ''; # Not in a para anymore. |
|
return $current_string; |
|
} else { |
|
return ''; |
|
} |
|
|
|
} |
|
} |
|
#-- <br> tag (end tag forbidden) |
|
sub start_br { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my @tempo=@$tagstack; |
|
my $signal=0; |
|
# Not going to factor this to is_inside_of since that would require |
|
# multiple stack traversals. |
|
# |
|
for (my $i=$#tempo;$i>=0;$i--) { |
|
if (($tempo[$i] eq 'b') || ($tempo[$i] eq 'strong') || |
|
($tempo[$i] eq 'ol') || ($tempo[$i] eq 'ul')) { |
|
$signal=1; |
|
} |
|
if (($tempo[$i] eq 'td') || ($tempo[$i] eq 'th')) { |
|
$signal = 1; |
|
} |
} |
} |
#-- <basefont> tag |
if ($signal eq 1) { |
sub start_basefont { |
$currentstring .= ' \vskip 0 mm '; |
my ($target,$token) = @_; |
} else { |
my $currentstring = ''; |
$currentstring .= '\strut \\\\ \strut '; |
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_basefont { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <font> tag |
|
sub start_font { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); |
|
if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;} |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_font { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); |
|
if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;} |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <strike> tag |
|
sub start_strike { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\underline{'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_strike { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <s> tag |
|
sub start_s { |
} |
my ($target,$token) = @_; |
return $currentstring; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
sub end_br { |
} elsif ($target eq 'tex') { |
my ($target,$token) = @_; |
$currentstring .= '\underline{'; |
my $currentstring = ''; |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
return $currentstring; |
$currentstring .= $token->[2]; |
} |
} |
sub end_s { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
#-- <big> tag (end tag required) |
$currentstring .= $token->[2]; |
sub start_big { |
} elsif ($target eq 'tex') { |
my ($target,$token) = @_; |
$currentstring .= '}'; |
my $currentstring = ''; |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
return $currentstring; |
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '{\large '; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_big { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <small> tag (end tag required) |
|
sub start_small { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '{\footnotesize '; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_small { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <basefont> tag (end tag forbidden) |
|
sub start_basefont { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my $basesize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval); |
|
if (defined $basesize) { |
|
$currentstring = '{\\'.$basesize.' '; |
} |
} |
#-- <sub> tag |
} |
sub start_sub { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
sub end_basefont { |
$currentstring .= $token->[4]; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
} elsif ($target eq 'tex') { |
my $currentstring = ''; |
$currentstring .= "\$_{ "; |
if ($target eq 'web' || $target eq 'webgrade') { |
} |
$currentstring = $token->[4]; |
return $currentstring; |
} elsif ($target eq 'tex') { |
} |
my $basesize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval); |
sub end_sub { |
if (defined $basesize) { |
my ($target,$token) = @_; |
$currentstring = '}'; |
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= " }\$"; |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <sup> tag |
} |
sub start_sup { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
#-- <font> tag (end tag required) |
$currentstring .= $token->[4]; |
sub start_font { |
} elsif ($target eq 'tex') { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
$currentstring .= "\$^{ "; |
my $currentstring = ''; |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
return $currentstring; |
my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); |
} |
if ($face!~/symbol/i) { |
sub end_sup { |
if (($env{'browser.fontenhance'} eq 'on') || |
my ($target,$token) = @_; |
($env{'browser.blackwhite'} eq 'on')) { return ''; } |
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= " }\$"; |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <hr> tag |
$currentstring = $token->[4]; |
sub start_hr { |
} elsif ($target eq 'tex') { |
my ($target,$token) = @_; |
my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval); |
my $currentstring = ''; |
if (defined $fontsize) { |
if ($target eq 'web') { |
$currentstring = '{\\'.$fontsize.' '; |
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\vskip 0 mm \noindent\makebox[\textwidth/2 ][b]{\hrulefill}\vskip 0 mm '; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_hr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
} |
|
return $currentstring; |
|
} |
|
#-- <div> tag |
|
sub start_div { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_div { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <a> tag |
|
sub start_a { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
} |
|
return $currentstring; |
|
} |
|
sub end_a { |
|
my ($target,$token,$tagstack,$stackref) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $tempor_var = $stackref->[$#$stackref]; |
|
if (index($tempor_var,'name') != -1 ) { |
|
$tempor_var =~ s/name=([^,]*),/$1/g; |
|
} elsif (index($tempor_var,'href') != -1 ) { |
|
$tempor_var =~ s/href=([^,]*),/$1/g; |
|
$currentstring .= " \\ref{$tempor_var}"; |
|
} |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <li> tag |
} |
sub start_li { |
return $currentstring; |
my ($target,$token,$tagstack,$stackref) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
sub end_font { |
$currentstring = $token->[4]; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
} elsif ($target eq 'tex') { |
my $currentstring = ''; |
my $tempor_var = $stackref->[$#$stackref]; |
if ($target eq 'web' || $target eq 'webgrade') { |
if (index($tempor_var,'circle') != -1 ) { |
$currentstring = $token->[2]; |
$currentstring .= " \\item[o] "; |
} elsif ($target eq 'tex') { |
} elsif (index($tempor_var,'square') != -1 ) { |
my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval); |
$currentstring .= " \\item[$\Box$] "; |
if (defined $fontsize) { |
} elsif ($tempor_var ne '') { |
$currentstring = '}'; |
$_ = $tempor_var; |
} |
m/my\s*([^=]*)=/; |
} |
$currentstring .= " \\item[$1] "; |
return $currentstring; |
} else { |
} |
$currentstring .= " \\item "; |
|
} |
#-- <strike> tag (end tag required) |
} |
sub start_strike { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
sub end_li { |
if ($target eq 'web' || $target eq 'webgrade') { |
my ($target,$token) = @_; |
$currentstring .= $token->[4]; |
my $currentstring = ''; |
} elsif ($target eq 'tex') { |
if ($target eq 'web') { |
&Apache::lonxml::startredirection(); |
$currentstring = $token->[2]; |
} |
} |
return $currentstring; |
return $currentstring; |
} |
} |
|
#-- <u> tag |
sub end_strike { |
sub start_u { |
my ($target,$token) = @_; |
my ($target,$token) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web' || $target eq 'webgrade') { |
if ($target eq 'web') { |
$currentstring .= $token->[2]; |
$currentstring .= $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring=&Apache::lonxml::endredirection(); |
$currentstring .= '\underline{'; |
$currentstring=~s/(\S)(\s+)(\S)/$1\}$2\\underline\{$3/g; |
} |
$currentstring=~s/^\s*(\S)/\\underline\{$1/; |
return $currentstring; |
$currentstring=~s/(\S)\s*$/$1\}/; |
} |
} |
sub end_u { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
#-- <s> tag (end tag required) |
$currentstring .= $token->[2]; |
sub start_s { |
} elsif ($target eq 'tex') { |
my ($target,$token) = @_; |
$currentstring .= '}'; |
my $currentstring = ''; |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
return $currentstring; |
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
&Apache::lonxml::startredirection(); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_s { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring=&Apache::lonxml::endredirection(); |
|
$currentstring=~s/(\S)(\s+)(\S)/$1\}$2\\underline\{$3/g; |
|
$currentstring=~s/^\s*(\S)/\\underline\{$1/; |
|
$currentstring=~s/(\S)\s*$/$1\}/; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <sub> tag (end tag required) |
|
sub start_sub { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\raisebox{-\smallskipamount}{\scriptsize{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_sub { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <sup> tag (end tag required) |
|
sub start_sup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\raisebox{\smallskipamount}{\scriptsize{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_sup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '}}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <hr> tag (end tag forbidden) |
|
sub start_hr { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # End enclosing para. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my $LaTeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0); |
|
if (defined $LaTeXwidth) { |
|
if ($LaTeXwidth=~/^%/) { |
|
substr($LaTeXwidth,0,1)=''; |
|
$LaTeXwidth=($LaTeXwidth/100).'\textwidth'; |
|
} |
|
} else { |
|
$LaTeXwidth ='0.9\textwidth'; |
} |
} |
#-- <ul> tag |
my ($pre,$post); |
sub start_ul { |
my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
my ($target,$token) = @_; |
if (($align eq 'center') || (not defined $align)) { |
my $currentstring = ''; |
$pre=''; $post=''; |
if ($target eq 'web') { |
} elsif ($align eq 'left') { |
$currentstring = $token->[4]; |
$pre='\rlap{'; $post='} \hfill'; |
} elsif ($target eq 'tex') { |
} elsif ($align eq 'right') { |
$currentstring = '\begin{itemize}'; |
$pre=' \hfill \llap{'; $post='}'; |
} |
|
return $currentstring; |
|
} |
|
sub end_ul { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{itemize}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <menu> tag |
|
sub start_menu { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\begin{itemize} "; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_menu { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\end{itemize}"; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <dir> tag |
|
sub start_dir { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\begin{itemize} "; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dir { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\end{itemize}"; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <ol> tag |
|
sub start_ol { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\begin{enumerate}'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_ol { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{enumerate}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <dl> tag |
|
sub start_dl { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\begin{description}'; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dl { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{description}'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <dt> tag |
|
sub start_dt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\item['; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = ']'; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <dd> tag |
|
sub start_dd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <table> tag |
$currentstring .= ' \vskip 0 mm \noindent\makebox['.$LaTeXwidth.']{'.$pre.'\makebox['. |
sub start_table { |
$LaTeXwidth.'][b]{\hrulefill}'.$post.'}\vskip 0 mm '; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_hr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <div> tag (end tag required) |
|
{ |
|
|
|
# Since div can be nested, the stack below is used |
|
# in 'tex' mode to store the ending strings |
|
# for the div stack. |
|
|
|
my @div_end_stack; |
|
|
|
sub start_div { |
|
my ($target,$token, $tagstack, $parstack, $parser, $safeeval) = @_; |
|
my $currentstring = &end_p(); # Close enclosing para. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} |
|
if ($target eq 'tex') { |
|
# 4 possible alignments: left, right, center, and -missing-. |
|
|
|
my $endstring = ''; |
|
|
|
my $align = lc(&Apache::lonxml::get_param('align', $parstack, |
|
$safeeval, undef, 1)); |
|
if ($align eq 'center') { |
|
$currentstring .= '\begin{center}'; |
|
$endstring = '\end{center}'; |
|
if (&is_inside_of($tagstack, "table")) { |
|
$currentstring = ¢er_correction().$currentstring; |
|
} |
|
} |
|
elsif ($align eq 'right') { |
|
$currentstring .= '\begin{flushright}'; |
|
$endstring .= '\end{flushright}'; |
|
} elsif ($align eq 'left') { |
|
$currentstring .= '\begin{flushleft}'; |
|
$endstring = '\end{flushleft}'; |
|
} else { |
|
|
|
} |
|
$currentstring .= "\n"; # For human readability. |
|
$endstring = "\n$endstring\n"; # For human readability |
|
push(@div_end_stack, $endstring); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_div { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} |
|
if ($target eq 'tex') { |
|
my $endstring = pop @div_end_stack; |
|
$currentstring .= $endstring; |
|
} |
|
return $currentstring; |
|
} |
|
} |
|
|
|
#-- <a> tag (end tag required) |
|
sub start_a { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
|
my $href=&Apache::lonxml::get_param('href',$parstack,$safeeval, |
|
undef,1); |
|
$currentstring=&Apache::lonenc::encrypt_ref($token,{'href'=>$href}); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_a { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} |
|
if ($target eq 'tex') { |
|
my $href = |
|
&Apache::lonxml::get_param('href',$parstack,$safeeval,undef,1); |
|
my $name = |
|
&Apache::lonxml::get_param('name',$parstack,$safeeval,undef,1); |
|
if ($href =~ /\S/) { |
|
$href =~ s/([^\\])%/$1\\\%/g; |
|
$currentstring .= ' ({\tt URI:'.&Apache::lonxml::latex_special_symbols($href).'})'; |
|
} elsif ($name =~ /\S/) { |
|
$currentstring .= ' ({\tt Anchor:'.&Apache::lonxml::latex_special_symbols($name).'})'; |
|
} else { |
|
$currentstring.=''; |
|
} |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <li> tag (end tag optional) |
|
sub start_li { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
my $aa = {}; |
my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval,undef,0); |
push @Apache::londefdef::table, $aa; |
my $value=&Apache::lonxml::get_param('value',$parstack,$safeeval,undef,0); |
|
#FIXME need to support types i and I |
|
if ($type=~/disc/) { |
|
$currentstring .= ' \item[$\bullet$] '; |
|
} elsif ($type=~/circle/) { |
|
$currentstring .= ' \item[$\circ$] '; |
|
} elsif ($type=~/square/) { |
|
$currentstring .= ' \item[$\diamond$] '; |
|
} elsif ($type eq '1') { |
|
$currentstring .= ' \item['.($Apache::londefdef::list_index+1).'.]'; |
|
} elsif ($type eq 'A') { |
|
$currentstring .= ' \item['.('A'..'Z')[$Apache::londefdef::list_index].'.]'; |
|
} elsif ($type eq 'a') { |
|
$currentstring .= ' \item['.('a'..'z')[$Apache::londefdef::list_index].'.]'; |
|
} elsif ($value ne '') { |
|
$currentstring .= ' \item['.$value.'] '; |
|
} else { |
|
$currentstring .= ' \item '; |
|
} |
|
$Apache::londefdef::list_index++; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_li { |
|
my ($target,$token) = @_; |
|
my $currentstring = &end_p(); # In case there's a <p> in the <li> |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <u> tag (end tag required) |
|
sub start_u { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
&Apache::lonxml::startredirection(); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_u { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring=&Apache::lonxml::endredirection(); |
|
$currentstring=~s/(\S)(\s+)(\S)/$1\}$2\\underline\{$3/g; |
|
$currentstring=~s/^\s*(\S)/\\underline\{$1/; |
|
$currentstring=~s/(\S)\s*$/$1\}/; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <ul> tag (end tag required) |
|
sub start_ul { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # Close off enclosing list. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my $TeXtype=&Apache::lonxml::get_param('type',$parstack,$safeeval,undef,0); |
|
$Apache::londefdef::list_index=0; |
|
if ($TeXtype eq 'disc') { |
|
$currentstring .= '\renewcommand{\labelitemi}{$\bullet$}'. |
|
'\renewcommand{\labelitemii}{$\bullet$}'. |
|
'\renewcommand{\labelitemiii}{$\bullet$}'. |
|
'\renewcommand{\labelitemiv}{$\bullet$}'; |
|
} elsif ($TeXtype eq 'circle') { |
|
$currentstring .= '\renewcommand{\labelitemi}{$\circ$}'. |
|
'\renewcommand{\labelitemii}{$\circ$}'. |
|
'\renewcommand{\labelitemiii}{$\circ$}'. |
|
'\renewcommand{\labelitemiv}{$\circ$}'; |
|
} elsif ($TeXtype eq 'square') { |
|
$currentstring .= '\renewcommand{\labelitemi}{$\diamond$}'. |
|
'\renewcommand{\labelitemii}{$\diamond$}'. |
|
'\renewcommand{\labelitemiii}{$\diamond$}'. |
|
'\renewcommand{\labelitemiv}{$\diamond$}'; |
|
} |
|
$currentstring .= '\strut \begin{itemize}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_ul { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{itemize} \renewcommand{\labelitemi}{$\bullet$}'. |
|
'\renewcommand{\labelitemii}{$\bullet$}'. |
|
'\renewcommand{\labelitemiii}{$\bullet$}'. |
|
'\renewcommand{\labelitemiv}{$\bullet$}\strut '; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <menu> tag (end tag required) |
|
sub start_menu { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\begin{itemize} "; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_menu { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\end{itemize}"; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <dir> tag (end tag required) |
|
sub start_dir { |
|
my ($target,$token) = @_; |
|
my $currentstring = &end_p(); # In case there's a <p> prior to the list. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= " \\begin{itemize} "; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_dir { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\end{itemize}"; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <ol> tag (end tag required) |
|
sub start_ol { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # In case there's a <p> prior to the list. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$Apache::londefdef::list_index=0; |
|
my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval,undef,0); |
|
if ($type eq '1') { |
|
$currentstring .= '\renewcommand{\labelenumi}{\arabic{enumi}.}'. |
|
'\renewcommand{\labelenumii}{\arabic{enumii}.}'. |
|
'\renewcommand{\labelenumiii}{\arabic{enumiii}.}'. |
|
'\renewcommand{\labelenumiv}{\arabic{enumiv}.}'; |
|
} elsif ($type eq 'A') { |
|
$currentstring .= '\renewcommand{\labelenumi}{\Alph{enumi}.}'. |
|
'\renewcommand{\labelenumii}{\Alph{enumii}.}'. |
|
'\renewcommand{\labelenumiii}{\Alph{enumiii}.}'. |
|
'\renewcommand{\labelenumiv}{\Alph{enumiv}.}'; |
|
} elsif ($type eq 'a') { |
|
$currentstring .= '\renewcommand{\labelenumi}{\alph{enumi}.}'. |
|
'\renewcommand{\labelenumii}{\alph{enumii}.}'. |
|
'\renewcommand{\labelenumiii}{\alph{enumiii}.}'. |
|
'\renewcommand{\labelenumiv}{\alph{enumiv}.}'; |
|
} elsif ($type eq 'i') { |
|
$currentstring .= '\renewcommand{\labelenumi}{\roman{enumi}.}'. |
|
'\renewcommand{\labelenumii}{\roman{enumii}.}'. |
|
'\renewcommand{\labelenumiii}{\roman{enumiii}.}'. |
|
'\renewcommand{\labelenumiv}{\roman{enumiv}.}'; |
|
} elsif ($type eq 'I') { |
|
$currentstring .= '\renewcommand{\labelenumi}{\Roman{enumi}.}'. |
|
'\renewcommand{\labelenumii}{\Roman{enumii}.}'. |
|
'\renewcommand{\labelenumiii}{\Roman{enumiii}.}'. |
|
'\renewcommand{\labelenumiv}{\Roman{enumiv}.}'; |
|
} |
|
$currentstring .= '\strut \begin{enumerate}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_ol { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = '\end{enumerate}\renewcommand{\labelenumi}{\arabic{enumi}.}'. |
|
'\renewcommand{\labelenumii}{\arabic{enumii}.}'. |
|
'\renewcommand{\labelenumiii}{\arabic{enumiii}.}'. |
|
'\renewcommand{\labelenumiv}{\arabic{enumiv}.}\strut '; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <dl> tag (end tag required) |
|
sub start_dl { |
|
my ($target,$token) = @_; |
|
my $currentstring = &end_p(); # In case there's a <p> unclosed prior to the list. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\begin{description}'; |
|
$Apache::londefdef::DL++; |
|
push(@Apache::londefdef::description,[]); |
|
$Apache::londefdef::DD[$Apache::londefdef::DL]=0; |
|
$Apache::londefdef::DT[$Apache::londefdef::DL]=0; |
|
$Apache::londefdef::seenDT[$Apache::londefdef::DL]=0; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_dl { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
if ($Apache::londefdef::DT[-1]) { &end_dt(@_); } |
|
if ($Apache::londefdef::DD[-1]) { &end_dd(@_); } |
|
foreach my $element (@{$Apache::londefdef::description[-1]}) { |
|
$currentstring.=' '.$element.' '; |
|
} |
|
pop(@Apache::londefdef::description); |
|
$currentstring.='\end{description}'; |
|
delete($Apache::londefdef::DD[$Apache::londefdef::DL]); |
|
delete($Apache::londefdef::DT[$Apache::londefdef::DL]); |
|
delete($Apache::londefdef::seenDT[$Apache::londefdef::DL]); |
|
$Apache::londefdef::DL--; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <dt> tag (end tag optional) |
|
sub start_dt { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring=''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
if ($Apache::londefdef::DT[-1]) { &end_dt(@_); } |
|
if ($Apache::londefdef::DD[-1]) { &end_dd(@_); } |
|
&Apache::lonxml::startredirection(); |
|
$Apache::londefdef::DT[-1]++; |
|
$Apache::londefdef::seenDT[-1]=1; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_dt { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
if ($Apache::londefdef::DT[-1]) { |
|
my $data=&item_cleanup(); |
|
push(@{$Apache::londefdef::description[-1]},'\item['.$data.'] \strut \vskip 0mm'); |
|
$Apache::londefdef::DT[-1]--; |
|
} |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub item_cleanup { |
|
my $item=&Apache::lonxml::endredirection(); |
|
$item=~s/\\begin{center}//g; |
|
$item=~s/\\end{center}//g; |
|
return $item; |
|
} |
|
|
|
#-- <dd> tag (end tag optional) |
|
sub start_dd { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
if ($Apache::londefdef::DT[-1]) { &end_dt(@_); } |
|
if ($Apache::londefdef::DD[-1]) { &end_dd(@_);} |
|
if (!$Apache::londefdef::seenDT[-1]) { |
|
push(@{$Apache::londefdef::description[-1]},'\item[\strut] \strut \vskip 0mm '); |
|
} |
|
push(@{$Apache::londefdef::description[-1]},''); |
|
$Apache::londefdef::description[-1]->[-1].=' \strut '; |
|
$Apache::londefdef::DD[-1]++; |
|
&Apache::lonxml::startredirection(); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_dd { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$Apache::londefdef::description[-1]->[-1].= |
|
&Apache::lonxml::endredirection().' \vskip 0mm '; |
|
$Apache::londefdef::DD[-1]--; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <table> tag (end tag required) |
|
# <table> also ends any prior <p> that is not closed. |
|
# but, unless I allow <p>'s to nest, that's the |
|
# only way I could think of to allow <p> in |
|
# <tr> <th> bodies |
|
# |
|
#list of supported attributes: border,width,TeXwidth |
|
sub start_table { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $textwidth = ''; |
|
my $currentstring = &end_p(); |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
push(@Apache::londefdef::table, {}); |
$Apache::londefdef::table[-1]{'row_number'} = -1; |
$Apache::londefdef::table[-1]{'row_number'} = -1; |
$Apache::londefdef::table[-1]{'output'} = ' \noindent \begin{tabular} '; |
#maximum table's width (default coincides with text line length) |
my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval); |
if ($#Apache::londefdef::table==0) { |
|
$textwidth=&recalc($env{'form.textwidth'}); #result is always in mm |
|
$textwidth=~/(\d+\.?\d*)/; |
|
$textwidth=0.95*$1; #accounts "internal" LaTeX space for table frame |
|
} else { |
|
if ($Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}]=~/\d/) { |
|
#the maximum width of nested table is determined by LATeX width of parent cell |
|
$textwidth=$Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}]; |
|
} else { |
|
#try to use all space not used before (minus 5% for LaTeX table internal) - rather silly |
|
$textwidth=$Apache::londefdef::table[-2]{'width'}; |
|
for (my $i=0;$i<$Apache::londefdef::table[-2]{'counter_columns'};$i++) { |
|
$textwidth=$textwidth-$Apache::londefdef::table[-2]{'TeXlen'}[0][$i]; |
|
} |
|
} |
|
} |
|
|
|
# width either comes forced from the TeXwidth or the width parameters. |
|
# in either case it can be a percentage or absolute width. |
|
# in the width case we ignore absolute width |
|
my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0); |
|
if (!defined($TeXwidth)) { |
|
my $htmlwidth = &Apache::lonxml::get_param('width',$parstack, |
|
$safeeval,undef,1); |
|
if ($htmlwidth =~ /%/) { |
|
$TeXwidth = $htmlwidth; |
|
} else { |
|
$TeXwidth = $textwidth; |
|
} |
|
} else { |
|
$Apache::londefdef::table[-1]{'forcedtablewidth'} = 1; |
|
} |
|
if ($TeXwidth=~/%/) { |
|
$Apache::londefdef::table[-1]{'percent'}=1; |
|
$TeXwidth=~/(\d+)/; |
|
$Apache::londefdef::table[-1]{'width'}=$1*$textwidth/100; |
|
} else { |
|
$Apache::londefdef::table[-1]{'width'}=$TeXwidth; |
|
} |
|
# In the end, however the table width cannot be wider than $textwidth... |
|
|
|
if ($Apache::londefdef::table[-1]{'width'} > $textwidth) { |
|
$Apache::londefdef::table[-1]{'width'} = $textwidth; |
|
} |
|
|
|
#table's border |
|
my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval); |
|
my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0); |
unless (defined $border) { $border = 0; } |
unless (defined $border) { $border = 0; } |
if ($border) { |
if ($border) { |
$Apache::londefdef::table[-1]{'hinc'} = '\hline '; |
$Apache::londefdef::table[-1]{'hinc'} = '\hline '; |
Line 1311 sub start_table {
|
Line 1980 sub start_table {
|
$Apache::londefdef::table[-1]{'vinc'} = '&'; |
$Apache::londefdef::table[-1]{'vinc'} = '&'; |
$Apache::londefdef::table[-1]{'vvinc'} = ''; |
$Apache::londefdef::table[-1]{'vvinc'} = ''; |
} |
} |
my $width; |
if ($#Apache::londefdef::table==0) { |
foreach my $key (keys(%{$token->[2]})) { |
# Note that \newline seems to destroy the alignment envs. |
if ($key =~ /^width$/i) { |
# $Apache::londefdef::table[-1]{'output'}='\strut\newline\strut\setlength{\tabcolsep}{1 mm}'; |
$width = &Apache::lonxml::get_param($key,$parstack,$safeeval); |
$Apache::londefdef::table[-1]{'output'}='\strut'.'\\\\'."\n".'\strut\setlength{\tabcolsep}{1 mm}'; |
} |
} |
} |
$Apache::londefdef::table[-1]{'output'}.=' \noindent \begin{tabular} '; |
if (defined($width)) { $Apache::londefdef::table[-1]{'width'}=$width; } |
$Apache::londefdef::table[-1]{'TeXlen'}=[]; |
|
$Apache::londefdef::table[-1]{'objectlen'}=[]; |
|
$Apache::londefdef::table[-1]{'objectsignal'}=[]; |
|
$Apache::londefdef::table[-1]{'maxlen'}=[]; |
|
$Apache::londefdef::table[-1]{'minlen'}=[]; |
|
$Apache::londefdef::table[-1]{'content'}=[]; |
|
$Apache::londefdef::table[-1]{'align'}=[]; |
|
$currentstring.=' \keephidden{NEW TABLE ENTRY}'; |
|
|
|
|
} |
} |
return $currentstring; |
return $currentstring; |
} |
} |
sub end_table { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
sub end_table { |
my $currentstring = ''; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
if ($target eq 'web') { |
my $currentstring = ''; |
$currentstring = $token->[2]; |
if ($target eq 'web' || $target eq 'webgrade') { |
} elsif ($target eq 'tex') { |
$currentstring = $token->[2]; |
my $inmemory = ''; |
} elsif ($target eq 'tex') { |
my $output = ''; |
my $inmemory = ''; |
#construct header of the table |
my $output = ''; |
my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'}; |
my $WARNING=''; |
my $in; |
#width of columns from TeXwidth attributes |
for ($in=0;$in<=$Apache::londefdef::table[-1]{'counter_columns'};$in++) { |
|
$header_of_table .= $Apache::londefdef::table[-1]{'columns'}[$in].$Apache::londefdef::table[-1]{'vvinc'}; |
for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { |
} |
for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { |
$header_of_table .= '}'; |
if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]<$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn]) { |
#fill the table |
$Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]=$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn]; |
for ($in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { |
} |
$output .= $Apache::londefdef::table[-1]{'rowdata'}[$in]; |
} |
chop $output; |
} |
$output .= ' \\\\ '; |
#free space and number of empty columns |
} |
my ($available_space,$empty_columns)=($Apache::londefdef::table[-1]{'width'},0); |
#define the length of the table cells |
if ($#Apache::londefdef::table ne 0) {$available_space=0.9*$available_space;} |
my @lengthforoutput = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[0]); |
for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { |
my $how_many_columns = $#lengthforoutput + 1; #total number of columns in the table |
if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]==0) { |
my $filled_columns = 0; #number of columns with information about width |
$empty_columns++; |
my $available_space = ' '; |
} else { |
foreach my $tempo_length (@{ $Apache::londefdef::table[-1]{'lengthrow'} }) { |
$available_space=$available_space-$Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]; |
my @length = split(/,/,$tempo_length); |
} |
for (my $ico=0;$ico<=$#lengthforoutput;$ico++) { |
} |
$lengthforoutput[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/; |
#boundaries for contents columns |
my $old_value = $1; |
my @min_len=();#columns can not be narrower |
my $old_unit = $2; |
my @max_len=();#maximum length of column |
if ($old_unit eq 'cm') { |
for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { |
$old_value = $old_value * 10; |
my ($localmin,$localmax)=(0,0); |
} elsif ($old_unit eq 'in') { |
for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { |
$old_value = $old_value * 25.4; |
if ($localmin<$Apache::londefdef::table[-1]{'minlen'}[$in][$jn]) { |
} elsif ($old_unit eq 'pt') { |
$localmin=$Apache::londefdef::table[-1]{'minlen'}[$in][$jn]; |
$old_value = $old_value * 25.4/72.27; |
} |
} elsif ($old_unit eq 'pc') { |
if ($localmax<$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn]) { |
$old_value = $old_value * 25.4/6.022; |
$localmax=$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn]; |
} |
} |
$old_unit = 'mm'; |
} |
$length[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/; |
push @min_len, $localmin; |
my $new_value = $1; |
push @max_len, $localmax; |
my $new_unit = $2; |
} |
if ($new_unit eq 'cm') { |
for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { |
$new_value = $new_value * 10; |
my $localmin=0,; |
} elsif ($old_unit eq 'in') { |
for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { |
$new_value = $new_value * 25.4; |
if ($localmin<$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn]) { |
} elsif ($old_unit eq 'pt') { |
$localmin=$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn]; |
$new_value = $new_value * 25.4/72.27; |
} |
} elsif ($old_unit eq 'pc') { |
} |
$new_value = $new_value * 25.4/6.022; |
if ($max_len[$jn]<$localmin) { |
|
$max_len[$jn]=$localmin; |
|
$Apache::londefdef::table[-1]{'objectsignal'}[$jn]=1; |
|
}#object size is bigger |
|
if ($min_len[$jn]<$localmin) { |
|
$min_len[$jn]=$localmin; |
|
$Apache::londefdef::table[-1]{'objectsignal'}[$jn]=1; |
|
}#object size is bigger |
|
if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]!=0) { |
|
$min_len[$jn]=0; |
|
$max_len[$jn]=0; |
|
} |
|
} |
|
#final adjustment of column width |
|
my @fwidth=@{$Apache::londefdef::table[-1]{'TeXlen'}[0]};#final width array |
|
my @adjust=(); |
|
#step 1. adjustment by maximum value |
|
my $space_neeeded=0; |
|
for (my $jn=0;$jn<=$#max_len;$jn++) { |
|
$space_neeeded=$space_neeeded+$max_len[$jn]; |
|
} |
|
if ($space_neeeded<=$available_space) { |
|
for (my $jn=0;$jn<=$#max_len;$jn++) { |
|
if ($fwidth[$jn]==0) { |
|
$fwidth[$jn]=$max_len[$jn]; |
|
} |
|
} |
|
} else { |
|
#step 2. adjustment by minimum value (estimation) |
|
$space_neeeded=0; |
|
for (my $jn=0;$jn<=$#min_len;$jn++) { |
|
$space_neeeded+=$min_len[$jn]; |
|
} |
|
if ($space_neeeded>$available_space) { |
|
$WARNING=' \textbf{NOT ENOUGH SPACE FOR TABLE} '; |
|
for (my $jn=0;$jn<=$#max_len;$jn++) { |
|
if ($fwidth[$jn]==0) { |
|
$fwidth[$jn]=$min_len[$jn]; |
|
} |
|
} |
|
#check if we have objects which can be scaled |
|
my $how_many_to_scale=0; |
|
my @to_scale=(); |
|
for (my $jn=0;$jn<=$#max_len;$jn++) { |
|
if ($Apache::londefdef::table[-1]{'objectsignal'}[$jn] eq '1') { |
|
$how_many_to_scale++; |
|
push @to_scale, $jn; |
|
} |
|
} |
|
if ($how_many_to_scale>0) { |
|
my $space_to_adjust=($space_neeeded-$available_space)/$how_many_to_scale; |
|
foreach my $jn (@to_scale) { |
|
for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { |
|
$Apache::londefdef::table[-1]{'content'}[$in][$jn]=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/; |
|
if ($1 ne '') { |
|
my $current_length=&recalc($1); |
|
$current_length=~/(\d+\.?\d*)/; |
|
$current_length=$current_length-$space_to_adjust; |
|
$Apache::londefdef::table[-1]{'content'}[$in][$jn]=~s/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/width=$current_length mm/; |
|
} |
|
$Apache::londefdef::table[-1]{'content'}[$in][$jn]=~m/\[(\d+\.?\d*)\s*mm\]/; |
|
if ($1 ne '') { |
|
my $current_length=$1; |
|
$current_length=$current_length-$space_to_adjust; |
|
$Apache::londefdef::table[-1]{'content'}[$in][$jn]=~s/\[(\d+\.?\d*)\s*mm\]/\[$current_length mm\]/; |
|
} |
} |
} |
$new_unit = 'mm'; |
$fwidth[$jn]=$fwidth[$jn]-$space_to_adjust; |
if ($old_value < $new_value) { |
|
$lengthforoutput[$ico] = $new_value.' mm'; |
|
} else { |
|
$lengthforoutput[$ico] = $old_value.' mm'; |
|
} |
|
} |
} |
} |
} |
for (my $ico=0;$ico<=$#lengthforoutput;$ico++) { |
} else { |
if (not $lengthforoutput[$ico]=~m/^\s*0\s*\w*\s*$/) { |
#step 3. adjustment over minimal + corrections |
$filled_columns++; |
my $enlarge_coef=$available_space/$space_neeeded; |
$available_space = $available_space.' - '.$lengthforoutput[$ico]; |
my $acsessive=0; |
|
for (my $jn=0;$jn<=$#min_len;$jn++) { |
|
$adjust[$jn]=$min_len[$jn]*$enlarge_coef; |
|
if ($adjust[$jn]>$max_len[$jn]) { |
|
$fwidth[$jn]=$max_len[$jn]; |
|
$acsessive=$acsessive+$adjust[$jn]-$max_len[$jn]; |
|
$adjust[$jn]=0; |
} |
} |
} |
} |
my $temp_file; |
if ($acsessive>0) { |
my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.tbl"; |
#we have an excess of space and can redistribute it |
if (-e $filename) { |
my $notempty_columns=0; |
$temp_file = Apache::File->new($filename); |
for (my $jn=0;$jn<=$#min_len;$jn++) { |
my @tbl_file_content = <$temp_file>; |
if ($adjust[$jn]!=0) { |
my ($one,$two,$three) = split(/,/,$tbl_file_content[0]); |
$notempty_columns++; |
$how_many_columns+=$one-1; |
} |
$filled_columns+=$two; |
} |
if($three=~/\S/) {$available_space = $available_space.' - '.$three;} |
my $per_column=$acsessive/$notempty_columns; |
} else { |
for (my $jn=0;$jn<=$#min_len;$jn++) { |
$temp_file = Apache::File->new('>>'.$filename); |
if ($adjust[$jn]!=0) { |
} |
$adjust[$jn]+=$per_column; |
print $temp_file "$how_many_columns,$filled_columns,$available_space\n"; |
$fwidth[$jn]=$adjust[$jn]; |
$output =~ s/\\parbox{TOBECHANGEDONNUMBER}{}/\\parbox{1 mm}{}/g; |
} |
$output =~ s/\\parbox{TOBECHANGEDONNUMBER}/\\parbox{\$SpacePerColumn}/g; |
} |
my @tagar = @$tagstack; |
|
my $signature = 1; |
|
for (my $ico=0;$ico<$#tagar;$ico++) { |
|
if ($tagar[$ico] eq 'table') { $signature = 0; } |
|
} |
|
if ($signature) { |
|
my $NumberEmptyLength = $how_many_columns - $filled_columns; |
|
my $SpacePerColumn = '(\textwidth '.$available_space.')/'.$NumberEmptyLength; |
|
$output =~ s/\$SpacePerColumn/$SpacePerColumn/g; |
|
} |
|
$Apache::londefdef::table[-1]{'output'} .= $header_of_table.$output.$Apache::londefdef::table[-1]{'hinc'}.'\end{tabular}\vskip 0 mm '; |
|
if ($#Apache::londefdef::table > 0) { |
|
$inmemory = $Apache::londefdef::table[-1]{'output'}; |
|
pop @Apache::londefdef::table; |
|
$Apache::londefdef::table[-1]{'rowdata'}[$Apache::londefdef::table[-1]{'row_number'}] .= $inmemory |
|
} else { |
} else { |
$currentstring = $Apache::londefdef::table[-1]{'output'}; |
for (my $jn=0;$jn<=$#min_len;$jn++) { |
$currentstring =~ s/\\\\\s+\\\\/\\\\/g; |
$fwidth[$jn]=$adjust[$jn]; |
pop @Apache::londefdef::table; |
|
if (-e $filename) { |
|
unlink $filename; |
|
} |
} |
} |
} |
} |
} |
return $currentstring; |
} |
} |
#use all available width if it is defined in % or as TeXwidth |
#-- <tr> tag |
if (($Apache::londefdef::table[-1]{'percent'}==1) || ($Apache::londefdef::table[-1]{'forcetablewidth'}==1)) { |
sub start_tr { |
my $current=0; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
for (my $i=0;$i<=$#fwidth;$i++) { |
my $currentstring = ''; |
$current+=$fwidth[$i]; |
if ($target eq 'web') { |
} |
$currentstring = $token->[4]; |
my $coef=$Apache::londefdef::table[-1]{'width'}/$current; |
} elsif ($target eq 'tex') { |
for (my $i=0;$i<=$#fwidth;$i++) { |
$Apache::londefdef::table[-1]{'row_number'}++; |
$fwidth[$i]*=$coef; |
my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1); |
} |
if ($alignchar ne '') { |
} |
push @ {$Apache::londefdef::table[-1]{'rows'} }, $alignchar; |
#removing of empty columns if allowed |
} else { |
my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0); |
push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l'; |
if ($permission eq 'yes') { |
|
my @cleaned_table=(); |
|
my @cleaned_header=(); |
|
my $colind=0; |
|
for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { |
|
if ($fwidth[$jn]!=0) { |
|
#we need to copy column |
|
for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { |
|
$cleaned_table[$in][$colind]=$Apache::londefdef::table[-1]{'content'}[$in][$jn]; |
|
$cleaned_header[$colind]=$fwidth[$jn]; |
|
} |
|
$colind++; |
} |
} |
push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'}); |
} |
$Apache::londefdef::table[-1]{'counter_columns'} = -1; |
$Apache::londefdef::table[-1]{'content'}=\@cleaned_table; |
$Apache::londefdef::table[-1]{'length'} = ''; |
@fwidth=@cleaned_header; |
} |
|
return $currentstring; |
|
} |
|
sub end_tr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
push @{ $Apache::londefdef::table[-1]{'lengthrow'} },$Apache::londefdef::table[-1]{'length'}; |
|
|
|
} |
|
return $currentstring; |
|
} |
|
#-- <td> tag |
|
sub start_td { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1); |
|
if ($what_to_push eq '') { |
|
$what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);; |
|
} |
|
push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push; |
|
$Apache::londefdef::table[-1]{'counter_columns'}++; |
|
&Apache::lonxml::startredirection(); |
|
; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_td { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
my $tempolen = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $current_row = $Apache::londefdef::table[-1]{'row_number'}; |
|
my $data=&Apache::lonxml::endredirection(); |
|
if ($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt))/) { |
|
$Apache::londefdef::table[-1]{'length'} .= $1.','; |
|
$tempolen = $1; |
|
} else { |
|
if (length($data)<5) { |
|
$Apache::londefdef::table[-1]{'length'} .= '0 mm,'; |
|
$tempolen = '5 mm'; |
|
} else { |
|
$Apache::londefdef::table[-1]{'length'} .= '0 mm,'; |
|
$tempolen = 'TOBECHANGEDONNUMBER'; |
|
} |
|
} |
|
@{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$tempolen.'}{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'}; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <th> tag |
|
sub start_th { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1); |
|
if ($what_to_push eq '') { |
|
$what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);; |
|
} |
|
push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push; |
|
$Apache::londefdef::table[-1]{'counter_columns'}++; |
|
&Apache::lonxml::startredirection(); |
|
; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_th { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
my $current_row = $Apache::londefdef::table[-1]{'row_number'}; |
|
my $data=&Apache::lonxml::endredirection(); |
|
if ($data=~m/width\s*=\s*(\d+\.*\d*\s*(mm|cm))/) { |
|
$Apache::londefdef::table[-1]{'length'} .= $1.','; |
|
} else { |
|
$Apache::londefdef::table[-1]{'length'} .= '0 mm,'; |
|
} |
|
@{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$1.'}{\textbf{'.$data.'}} '.$Apache::londefdef::table[-1]{'vinc'}; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <img> tag |
|
sub start_img { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
|
$token->[2]->{'src'}; |
|
my $currentstring = ''; |
|
my $width_param = ''; |
|
my $height_param = ''; |
|
my $scaling = .3; |
|
|
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval); |
|
if (not -e '/home/httpd/html'.$src) { |
|
#replicates image itself |
|
&Apache::lonnet::repcopy('/home/httpd/html'.$src); |
|
#replicates eps or ps |
|
my $newsrc = $src; |
|
$newsrc =~ s/(.gif|.jpg)$/.eps/; |
|
if (not-e $newsrc && &Apache::lonnet::repcopy('/home/httpd/html'.$newsrc) ne 'OK') { |
|
$newsrc =~ s/\.ps$/\.eps/; |
|
&Apache::lonnet::repcopy('/home/httpd/html'.$newsrc); |
|
} |
|
} |
|
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
|
#if original gif/jpg file exist do following: |
|
if (-e $src) { |
|
#defines the default size of image |
|
my $image = Image::Magick->new; |
|
my $current_figure = $image->Read($src); |
|
$width_param = $image->Get('width') * $scaling;; |
|
$height_param = $image->Get('height') * $scaling;; |
|
undef $image; |
|
#do we have any specified size of the picture? |
|
my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval); |
|
my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval); |
|
my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval); |
|
if ($TeXwidth ne '') { |
|
if ($TeXwidth=~/(\d+)\s*\%/) { |
|
$width_param = $1*$ENV{'form.textwidth'}/100; |
|
} else { |
|
$width_param = $TeXwidth; |
|
} |
|
} elsif ($TeXheight ne '') { |
|
$width_param = $TeXheight/$height_param*$width_param; |
|
} elsif ($width ne '') { |
|
$width_param = $width*$scaling; |
|
} |
|
my $file; |
|
my $path; |
|
if ($src =~ m!(.*)/([^/]*)$!) { |
|
$file = $2; |
|
$path = $1.'/'; |
|
} |
|
my $newsrc = $src; |
|
$newsrc =~ s/(\.gif|\.jpg)$/\.eps/i; |
|
$file=~s/(\.gif|\.jpg)$/\.eps/i; |
|
#where can we find the picture? |
|
if (-e $newsrc) { |
|
#eps counterpart for image exist |
|
if ($path) { |
|
$currentstring .= '\noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} '; |
|
} |
|
} else { |
|
#there is no eps counterpart for image - check for ps one |
|
$newsrc =~ s/\.eps$/\.ps/; |
|
if (-e $newsrc) { |
|
#ps counterpart for image exist |
|
$file =~ s/\.eps$/\.ps/; |
|
if ($path) { |
|
$currentstring .= '\noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} '; |
|
} |
|
} else { |
|
#there aren't eps or ps - so create eps |
|
my $temp_file; |
|
my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat"; |
|
$temp_file = Apache::File->new('>>'.$filename); |
|
print $temp_file "$src\n"; |
|
$currentstring .= '\graphicspath{{/home/httpd/prtspool/}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} '; |
|
} |
|
} |
|
} else { |
|
#original image file doesn't exist so check the alt attribute |
|
my $alt = &Apache::lonxml::get_param('alt',$parstack,$safeeval); |
|
if ($alt) { |
|
$currentstring .= ' '.$alt.' '; |
|
} else { |
|
#<allow> tag will care about replication |
|
} |
|
} |
|
} |
|
return $currentstring; |
|
} |
|
sub end_img { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = ''; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <applet> tag |
|
|
|
sub start_applet { |
|
my ($target,$token) = @_; |
|
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
|
$token->[2]->{'code'}; |
|
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
|
$token->[2]->{'archive'}; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\begin{figure} "; |
|
} |
|
return $currentstring; |
|
} |
} |
sub end_applet { |
#construct header of the table |
my ($target,$token) = @_; |
my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'}; |
|
for (my $in=0;$in<=$#fwidth;$in++) { |
|
$header_of_table.='p{'.$fwidth[$in].' mm}'.$Apache::londefdef::table[-1]{'vvinc'}; |
|
} |
|
$header_of_table .= '}'; |
|
#fill the table |
|
for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { |
|
my $have_rowspan = 0; |
|
for (my $jn=0;$jn<=$#fwidth;$jn++) { |
|
|
|
#----------------------------------------------------------- |
|
# I think this order of doing things will ensure that |
|
# single rowspan, columspan and combined row/colspans will |
|
# work correctly. LaTeX is delicate here. |
|
# RF. |
|
|
|
# Start a rowspan if necessary: |
|
|
|
my $rowspan = $Apache::londefdef::table[-1]{'rowspan'}[$in][$jn]; |
|
my $colspan = $Apache::londefdef::table[-1]{'colspan'}[$in][$jn]; |
|
# |
|
# Do the appropriate magic if this has a colspan |
|
# |
|
|
|
if ($colspan > 1) { |
|
my $spanwidth = 0; |
|
for (my $spancol = $jn; $spancol < $jn + $colspan; $spancol++) { |
|
$spanwidth += $fwidth[$spancol]; |
|
} |
|
$output .= '\multicolumn{'. |
|
$colspan |
|
."}"; |
|
if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') { |
|
$output .= '{|c|}{'; |
|
} elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') { |
|
$output .= '{|r|}{'; |
|
} |
|
else { |
|
$output .= "{|p{$spanwidth mm}|}{"; |
|
} |
|
|
|
} |
|
|
|
# Rowspan... if colspan is 1, and there's an alignment we'll need |
|
# to kick in a multicolumn in order to get the alignment spec. |
|
# this must precede the multirow or LaTex gets quite upset. |
|
# Naturally if colspan > 1 we've already done that above ^ |
|
# |
|
my $multirow_aligned = 0; |
|
if ($rowspan > 1) { |
|
if ($colspan == 1) { |
|
if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') { |
|
$output .= '\multicolumn{1}{|c|}{'; |
|
$multirow_aligned = 1; |
|
} elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') { |
|
$output .= '\multicolumn{1}{|r|}{'; |
|
$multirow_aligned = 1; |
|
} |
|
} |
|
$have_rowspan++; |
|
$output .= '\multirow{'.$rowspan.'}[0]{*}{'; |
|
|
|
$Apache::londefdef::table[-1]{'content'}[$in][$jn] =~ |
|
s{^\s*\\par\s*}{}; |
|
$Apache::londefdef::table[-1]{'content'}[$in][$jn] =~ |
|
s{\s*\\vskip\s*0pt\s*$}{}; |
|
|
|
# |
|
# If we did not throw in a multicolumn to align, then add |
|
# an extra { |
|
# so we close correctly without having to keep additional state |
|
# around |
|
# |
|
if (!$multirow_aligned) { |
|
$output .= '{'; |
|
} |
|
} |
|
if (($rowspan eq '^') || ($rowspan eq '_')) { |
|
$have_rowspan++; |
|
} |
|
#-------------------------------------------------------------- |
|
|
|
|
|
# For right and center alignment of single cells. |
|
# we are going to use a multicolumn with a span of 1 to specify alignment. |
|
# |
|
if ($colspan == 1 && $rowspan == 1) { |
|
if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') { |
|
$output .= '\multicolumn{1}{|c|}{'; |
|
} elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') { |
|
$output .= '\multicolumn{1}{|r|}{'; |
|
} |
|
} |
|
|
|
$output.=$Apache::londefdef::table[-1]{'content'}[$in][$jn]; |
|
|
|
if (($colspan == 1 && $rowspan == 1) && |
|
(($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') || |
|
($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r'))) { |
|
$output .= '}'; |
|
} |
|
|
|
# Close off any open multirow: |
|
|
|
if ($rowspan > 1) { |
|
$output .= '}}'; |
|
} |
|
# Close off the colspan... |
|
# |
|
if ($colspan > 1) { |
|
$output .= '}'; |
|
$jn += $colspan-1; # Adjust for number of rows really left. |
|
} |
|
if ($jn!=$#fwidth) {$output.=' '.$Apache::londefdef::table[-1]{'vinc'};} |
|
} |
|
# If have_rowspan > 0, and borders are on, then |
|
# we need to do more than put an \hline at the bottom of row. |
|
# we need to do the appropriate \cline to ensure that |
|
# the spanned rows don't have \hlines through them. |
|
|
|
if (($Apache::londefdef::table[-1]{'hinc'} =~ /\\hline/) && $have_rowspan) { |
|
$output .= ' \\\\ '; |
|
for (my $jn=0; $jn<=$#fwidth;$jn++) { |
|
my $rowspan = $Apache::londefdef::table[-1]{'rowspan'}[$in][$jn]; |
|
if ($rowspan ne "^") { |
|
if (($rowspan <= 1) || ($rowspan eq '_')) { |
|
my $column = $jn+1; |
|
$output .= '\cline{'.$column.'-'.$column.'} '; |
|
} |
|
} |
|
} |
|
|
|
} else { |
|
$output.=' \\\\ '.$Apache::londefdef::table[-1]{'hinc'}.' '; |
|
} |
|
} |
|
# Note that \newline destroys alignment env's produced by e.g. <div> |
|
# $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$Apache::londefdef::table[-1]{'hinc'}.$output.'\end{tabular}\strut\newline\strut '; |
|
$Apache::londefdef::table[-1]{'output'} .= $header_of_table.$Apache::londefdef::table[-1]{'hinc'}.$output.'\end{tabular}\strut'.'\\\\'."\n".'\strut '; |
|
if ($#Apache::londefdef::table > 0) { |
|
my $inmemory = $Apache::londefdef::table[-1]{'output'}; |
|
# Figure out max/and min width by summing us and then |
|
# apply that to the current column of the table we nest in |
|
# if it's larger than the current width or the current width |
|
# is undefined. |
|
# |
|
my $min_nested_width = 0; |
|
my $max_nested_width = 0; |
|
for (my $col = 0; $col <= $Apache::londefdef::table[-1]{'counter_columns'}; $col++) { |
|
$min_nested_width += $min_len[$col]; |
|
$max_nested_width += $max_len[$col]; |
|
|
|
} |
|
# Fudge in an extra 5 mm for borders etc: |
|
|
|
$min_nested_width += 5; |
|
$max_nested_width += 5; |
|
|
|
my $outer_column = $Apache::londefdef::table[-2]{'counter_columns'}; |
|
my $outer_row = $Apache::londefdef::table[-2]{'row_number'}; |
|
if ($min_nested_width > $Apache::londefdef::table[-2]{'minlen'}[$outer_row][$outer_column]) { |
|
$Apache::londefdef::table[-2]{'minlen'}[$outer_row][$outer_column] = $min_nested_width; |
|
} |
|
if ($max_nested_width > $Apache::londefdef::table[-2]{'maxlen'}[$outer_row][$outer_column]) { |
|
$Apache::londefdef::table[-2]{'maxlen'}[$outer_row][$outer_column] = $max_nested_width; |
|
} |
|
|
|
pop @Apache::londefdef::table; |
|
push @{$Apache::londefdef::table[-1]{'include'}}, $inmemory; |
|
} else { |
|
$currentstring .= $Apache::londefdef::table[-1]{'output'}; |
|
pop @Apache::londefdef::table; |
|
undef @Apache::londefdef::table; |
|
} |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <tr> tag (end tag optional) |
|
sub start_tr { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[2]; |
$currentstring = $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring = " \\end{figure}"; |
$Apache::londefdef::table[-1]{'row_number'}++; |
|
my $alignchar=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); |
|
if ($alignchar ne '') { |
|
push @ {$Apache::londefdef::table[-1]{'rows'} },substr($alignchar,0,1); |
|
} else { |
|
push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l'; |
|
} |
|
push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'}); |
|
# |
|
# Need to save the number of table columns to preserve the max # columns. |
|
# |
|
$Apache::londefdef::table[-1]{'prior_columns'} = $Apache::londefdef::table[-1]{'counter_columns'}; |
|
$Apache::londefdef::table[-1]{'counter_columns'} = -1; |
|
push @ {$Apache::londefdef::table[-1]{'TeXlen'}}, []; |
|
push @ {$Apache::londefdef::table[-1]{'objectlen'}}, []; |
|
push @ {$Apache::londefdef::table[-1]{'minlen'}}, []; |
|
push @ {$Apache::londefdef::table[-1]{'maxlen'}}, []; |
|
push @ {$Apache::londefdef::table[-1]{'content'}}, []; |
} |
} |
return $currentstring; |
return $currentstring; |
} |
} |
|
|
|
sub end_tr { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # Close any pending <p> in the row. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
if ($Apache::londefdef::TD_redirection) { |
|
&end_td_tex($parstack,$parser,$safeeval); |
|
} |
|
# Counter columns must be the maximum number of columns seen |
|
# in the table so far so: |
|
if ($Apache::londefdef::table[-1]{'prior_columns'} > $Apache::londefdef::table[-1]{'counter_columns'}) { |
|
$Apache::londefdef::table[-1]{'counter_columns'} = $Apache::londefdef::table[-1]{'prior_columns'}; |
|
} |
|
|
#-- <embed> tag |
|
|
|
sub start_embed { |
|
my ($target,$token) = @_; |
} |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
return $currentstring; |
$token->[2]->{'src'}; |
} |
|
|
|
#-- <td> tag (end tag optional) |
|
sub start_td { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$currentstring = " \\begin{figure} "; |
$Apache::londefdef::TD_redirection = 1; |
|
&tag_check('tr','td',$tagstack,$parstack,$parser,$safeeval); |
} |
} |
return $currentstring; |
return $currentstring; |
|
} |
|
|
|
sub tag_check { |
|
my ($good_tag,$bad_tag,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my @ar=@$parstack; |
|
for (my $i=$#ar-1;$i>=0;$i--) { |
|
if (lc($$tagstack[$i]) eq $good_tag) { |
|
&start_td_tex($parstack,$parser,$safeeval); |
|
last; |
|
} elsif (lc($$tagstack[$i]) eq $bad_tag) { |
|
splice @ar, $i+1; |
|
&end_td_tex(\@ar,$parser,$safeeval); |
|
&start_td_tex($parstack,$parser,$safeeval); |
|
last; |
|
} |
|
} |
|
return ''; |
|
} |
|
|
|
sub start_td_tex { |
|
my ($parstack,$parser,$safeeval) = @_; |
|
my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1); |
|
if ($alignchar eq '') { |
|
$alignchar = $Apache::londefdef::table[-1]{'rows'}[-1]; |
|
} |
|
push @{ $Apache::londefdef::table[-1]{'align'}[$Apache::londefdef::table[-1]{'row_number'}] }, $alignchar; |
|
$Apache::londefdef::table[-1]{'counter_columns'}++; |
|
my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0); |
|
if (defined $TeXwidth) { |
|
my $current_length=&recalc($TeXwidth); |
|
$current_length=~/(\d+\.?\d*)/; |
|
push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$1; |
|
} |
|
&Apache::lonxml::startredirection(); |
|
return ''; |
} |
} |
sub end_embed { |
|
my ($target,$token) = @_; |
sub end_td_tex { |
my $currentstring = ''; |
my ($parstack,$parser,$safeeval) = @_; |
if ($target eq 'web') { |
my $current_row = $Apache::londefdef::table[-1]{'row_number'}; |
$currentstring = $token->[2]; |
my $current_column = $Apache::londefdef::table[-1]{'counter_columns'}; |
} elsif ($target eq 'tex') { |
my $data = &Apache::lonxml::endredirection(); |
$currentstring = " \\end{figure}"; |
|
} |
# The rowspan array of the table indicates which cells are part of a span. |
return $currentstring; |
# n indicates the start of a span set of n rows. |
} |
# ^ indicates a cell that continues a span set. |
|
# _ indicates the cell is at the bottom of a span set. |
#-- <param> tag |
# If this and subsequent cells are part of a rowspan, we must |
|
# push along the row until we find one that is not. |
sub start_param { |
|
my ($target,$token) = @_; |
while ((defined $Apache::londefdef::table[-1]{'rowspan'}[$current_row] [$current_column]) |
if ($token->[2]->{'name'} eq 'cabbase') { |
&& ($Apache::londefdef::table[-1]{'rowspan'}[$current_row][$current_column] =~ /[\^\_]/)) { |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
# Part of a span. |
$token->[2]->{'value'}; |
push @ {$Apache::londefdef::table[-1]{'content'}[-1]}, ''; |
} |
$current_column++; |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
} |
$token->[2]->{'src'}; |
$Apache::londefdef::table[-1]{'counter_columns'} = $current_column; |
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
# Get the column and row spans. |
} elsif ($target eq 'tex') { |
# Colspan can be done via \multicolumn if I can figure out the data structs. |
$currentstring = " \\begin{figure} "; |
|
} |
my $colspan = &Apache::lonxml::get_param('colspan', $parstack, $safeeval, undef, 0); |
return $currentstring; |
if (!$colspan) { |
} |
$colspan = 1; |
sub end_param { |
} |
my ($target,$token) = @_; |
|
my $currentstring = ''; |
my $rowspan = &Apache::lonxml::get_param('rowspan', $parstack, $safeeval, undef, 0); |
if ($target eq 'web') { |
if (!$rowspan) { |
$currentstring = $token->[2]; |
$rowspan = 1; |
} elsif ($target eq 'tex') { |
} |
$currentstring = " \\end{figure}"; |
|
} |
|
return $currentstring; |
|
|
for (my $c = 0; $c < $colspan; $c++) { |
|
$Apache::londefdef::table[-1]{'rowspan'}[$current_row][$current_column+$c] = $rowspan; |
|
for (my $i = 1; $i < $rowspan; $i++) { |
|
$Apache::londefdef::table[-1]{'rowspan'}[$current_row+$i][$current_column+$c] = '^'; |
|
if ($i == ($rowspan-1)) { |
|
$Apache::londefdef::table[-1]{'rowspan'}[$current_row+$i][$current_column+$c] = '_'; |
|
} |
} |
} |
#-- <allow> tag |
} |
sub start_allow { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0); |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= |
if (defined $TeXwidth) { |
$token->[2]->{'src'}; |
push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval); |
push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
if (not -e '/home/httpd/html'.$src) { |
push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
#replicates image itself |
} else { |
&Apache::lonnet::repcopy('/home/httpd/html'.$src); |
if (($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) or ($data=~m/\[(\d+\.?\d*)\s*mm\]/)) { |
#replicates eps or ps |
my $garbage_data=$data; |
my $newsrc = $src; |
my $fwidth=0; |
$newsrc =~ s/(.gif|.jpg)$/.eps/; |
while ($garbage_data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) { |
if (not-e $newsrc && &Apache::lonnet::repcopy('/home/httpd/html'.$newsrc) ne 'OK') { |
my $current_length=&recalc($1); |
$newsrc =~ s/\.ps$/\.eps/; |
$current_length=~/(\d+\.?\d*)/; |
&Apache::lonnet::repcopy('/home/httpd/html'.$newsrc); |
if ($fwidth<$1) {$fwidth=$1;} |
|
$garbage_data=~s/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)//; |
|
} |
|
while ($garbage_data=~m/\[(\d+\.?\d*)\s*mm\]/) { |
|
my $current_length=$1; |
|
if ($fwidth<$current_length) {$fwidth=$current_length;} |
|
$garbage_data=~s/\[(\d+\.?\d*)\s*mm\]//; |
|
} |
|
push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$fwidth; |
|
push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
} elsif ($data=~/\\parbox\{\s*\d+\.?\d*\s*(mm|cm|in|pc|pt)*\s*\}/ or $data=~/\\epsfxsize\s*=\s*\d+\.?\d*\s*(mm|cm|in|pc|pt)*/) { |
|
my $garbage_data=$data; |
|
my $fwidth=0; |
|
while ($garbage_data=~/\\parbox\{\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)\s*\}/) { |
|
my $current_length=&recalc($1); |
|
$current_length=~/(\d+\.?\d*)/; |
|
if ($fwidth<$1) {$fwidth=$1;} |
|
$garbage_data=~s/\\parbox\{\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)//; |
|
} |
|
while ($garbage_data=~/\\epsfxsize\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) { |
|
my $current_length=&recalc($1); |
|
$current_length=~/(\d+\.?\d*)/; |
|
if ($fwidth<$1) {$fwidth=$1;} |
|
$garbage_data=~s/\\epsfxsize\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)//; |
|
} |
|
push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$fwidth; |
|
push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
$data=~s/\\\\\s*$//; |
|
} else { |
|
$data=~s/^\s+(\S.*)/$1/; |
|
$data=~s/(.*\S)\s+$/$1/; |
|
$data=~s/(\s)+/$1/; |
|
my ($current_length,$min_length)=(0,0); |
|
if ($data=~/\\vskip/) { |
|
my $newdata=$data; |
|
$newdata=~s/\\vskip \d*\.?\d*\s*mm/THISISJUSTTEMPORARYSEPARATOR/g; |
|
my @newdata=split(/THISISJUSTTEMPORARYSEPARATOR/,$newdata); |
|
foreach my $elementdata (@newdata) { |
|
my $lengthnewdata=2.5*&LATEX_length($elementdata); |
|
if ($lengthnewdata>$current_length) {$current_length=$lengthnewdata;} |
|
my @words=split(/ /,$elementdata); |
|
foreach my $word (@words) { |
|
my $lengthword=2.5*&LATEX_length($word); |
|
if ($min_length<$lengthword) {$min_length=$lengthword;} |
|
} |
} |
} |
|
} else { |
|
$current_length=2.5*&LATEX_length($data); |
|
my @words=split(/ /,$data); |
|
foreach my $word (@words) { |
|
my $lengthword=2*&LATEX_length($word); |
|
if ($min_length<$lengthword) {$min_length=$lengthword;} |
|
} |
} |
} |
return ''; |
push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$current_length; |
|
push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$min_length; |
|
} |
|
} |
|
# Substitute all of the tables nested in this cell in their appropriate places. |
|
|
|
|
|
my $nested_count = $#{$Apache::londefdef::table[-1]{'include'}}; # This one is constant... |
|
for (my $in=0; $in<=$nested_count; $in++) { |
|
my $nested = shift @{$Apache::londefdef::table[-1]{'include'}}; |
|
$nested =~ s/\\end\{tabular\}\\strut\\\\/\\end\{tabular\}/; |
|
# $data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in]/; |
|
$data =~ s/\\keephidden\{NEW TABLE ENTRY\}/$nested/; |
|
|
|
} |
|
# Should be be killing off the 'include' elements as they're used up? |
|
|
|
push @ {$Apache::londefdef::table[-1]{'content'}[-1] },$data; |
|
|
|
|
|
|
|
|
|
# the colspan array will indicate how many columns will be spanned by this |
|
# cell..this requires that counter_columns also be adjusted accordingly |
|
# so that the next bunch of text goes in the right cell. Note that since |
|
# counter_columns is incremented in the start_td_tex, we adjust by colspan-1. |
|
# |
|
|
|
$Apache::londefdef::table[-1]{'counter_columns'} += $colspan -1; |
|
for (my $i = 0; $i < ($colspan -1); $i++) { |
|
push @ {$Apache::londefdef::table[-1]{'content'}[-1] },''; |
|
} |
|
for (my $r = 0; $r < $rowspan; $r++) { |
|
$Apache::londefdef::table[-1]{'colspan'}[$current_row+$r][$current_column] = $colspan; |
|
# Put empty text in spanned cols. |
|
|
|
} |
|
|
|
|
|
|
|
return ''; |
|
} |
|
|
|
sub end_td { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$Apache::londefdef::TD_redirection =0; |
|
&end_td_tex($parstack,$parser,$safeeval); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <th> tag (end tag optional) |
|
sub start_th { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$Apache::londefdef::TD_redirection = 1; |
|
&tagg_check('tr','th',$tagstack,$parstack,$parser,$safeeval); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub tagg_check { |
|
my ($good_tag,$bad_tag,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my @ar=@$parstack; |
|
for (my $i=$#ar-1;$i>=0;$i--) { |
|
if (lc($$tagstack[$i]) eq $good_tag) { |
|
&start_th_tex($parstack,$parser,$safeeval); |
|
last; |
|
} elsif (lc($$tagstack[$i]) eq $bad_tag) { |
|
splice @ar, $i+1; |
|
&end_th_tex(\@ar,$parser,$safeeval); |
|
&start_th_tex($parstack,$parser,$safeeval); |
|
last; |
|
} |
|
} |
|
return ''; |
|
} |
|
|
|
sub start_th_tex { |
|
my ($parstack,$parser,$safeeval) = @_; |
|
my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1); |
|
if ($alignchar eq '') { |
|
$alignchar = $Apache::londefdef::table[-1]{'rows'}[-1]; |
|
} |
|
push @{ $Apache::londefdef::table[-1]{'align'}[$Apache::londefdef::table[-1]{'row_number'}] }, $alignchar; |
|
$Apache::londefdef::table[-1]{'counter_columns'}++; |
|
my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0); |
|
if (defined $TeXwidth) { |
|
my $current_length=&recalc($TeXwidth); |
|
$current_length=~/(\d+\.?\d*)/; |
|
push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$1; |
|
} |
|
&Apache::lonxml::startredirection(); |
|
return ''; |
|
} |
|
|
|
sub end_th_tex { |
|
my ($parstack,$parser,$safeeval) = @_; |
|
my $current_row = $Apache::londefdef::table[-1]{'row_number'}; |
|
my $data=&Apache::lonxml::endredirection(); |
|
my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0); |
|
if (defined $TeXwidth) { |
|
push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
} else { |
|
if (($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) or ($data=~m/\[(\d+\.?\d*)\s*mm\]/)) { |
|
my $garbage_data=$data; |
|
my $fwidth=0; |
|
while ($garbage_data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) { |
|
my $current_length=&recalc($1); |
|
$current_length=~/(\d+\.?\d*)/; |
|
if ($fwidth<$1) {$fwidth=$1;} |
|
$garbage_data=~s/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)//; |
|
} |
|
while ($garbage_data=~m/\[(\d+\.?\d*)\s*mm\]/) { |
|
my $current_length=$1; |
|
if ($fwidth<$current_length) {$fwidth=$current_length;} |
|
$garbage_data=~s/\[(\d+\.?\d*)\s*mm\]//; |
|
} |
|
push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$fwidth; |
|
push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
} else { |
|
$data=~s/^\s+(\S.*)/$1/; |
|
$data=~s/(.*\S)\s+$/$1/; |
|
$data=~s/(\s)+/$1/; |
|
my ($current_length,$min_length)=(0,0); |
|
if ($data=~/\\vskip/) { |
|
my $newdata=$data; |
|
$newdata=~s/\\vskip \d*\.?\d*\s*mm/THISISJUSTTEMPORARYSEPARATOR/g; |
|
my @newdata=split(/THISISJUSTTEMPORARYSEPARATOR/,$newdata); |
|
foreach my $elementdata (@newdata) { |
|
my $lengthnewdata=2.5*&LATEX_length($elementdata); |
|
if ($lengthnewdata>$current_length) {$current_length=$lengthnewdata;} |
|
my @words=split(/ /,$elementdata); |
|
foreach my $word (@words) { |
|
my $lengthword=2.5*&LATEX_length($word); |
|
if ($min_length<$lengthword) {$min_length=$lengthword;} |
|
} |
|
} |
|
} else { |
|
$current_length=2.5*&LATEX_length($data); |
|
my @words=split(/ /,$data); |
|
foreach my $word (@words) { |
|
my $lengthword=2*&LATEX_length($word); |
|
if ($min_length<$lengthword) {$min_length=$lengthword;} |
|
} |
|
} |
|
push @ {$Apache::londefdef::table[-1]{'TeXlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0'; |
|
push @ {$Apache::londefdef::table[-1]{'maxlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$current_length; |
|
push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$min_length; |
|
} |
|
} |
|
for (my $in=0; $in<=$#{$Apache::londefdef::table[-1]{'include'}};$in++) { |
|
$data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in]/; |
|
} |
|
#make data bold |
|
$data='\textbf{'.$data.'}'; |
|
push @ {$Apache::londefdef::table[-1]{'content'}[-1] },$data; |
|
return''; |
|
} |
|
|
|
sub end_th { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # Close any open <p> in the row. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$Apache::londefdef::TD_redirection =0; |
|
&end_th_tex($parstack,$parser,$safeeval); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <img> tag (end tag forbidden) |
|
# |
|
# Render the <IMG> tag. |
|
# <IMG> has the following attributes (in addition to the |
|
# standard HTML ones: |
|
# TeXwrap - Governs how the tex target will try to wrap text around |
|
# horizontally aligned images. |
|
# TeXwidth - The width of the image when rendered for print (mm). |
|
# TeXheight - The height of the image when rendered for print (mm) |
|
# (Note there seems to also be support for this as a % of page size) |
|
# |
|
sub start_img { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_; |
|
my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval, |
|
undef,1); |
|
if (! $src && |
|
($target eq 'web' || $target eq 'webgrade' || $target eq 'tex') |
|
) { |
|
my $inside = &Apache::lonxml::get_all_text("/img",$parser,$style); |
|
return ''; |
|
} |
|
&Apache::lonxml::extlink($src); |
|
my $currentstring = ''; |
|
my $scaling = .3; |
|
|
|
# Render unto browsers that which are the browser's... |
|
|
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
if ($env{'browser.imagesuppress'} ne 'on') { |
|
my $enc = ('yes' eq |
|
lc(&Apache::lonxml::get_param('encrypturl',$parstack, |
|
$safeeval))); |
|
$currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}, |
|
$enc); |
|
} else { |
|
my $alttag = &Apache::lonxml::get_param('alt',$parstack,$safeeval, |
|
undef,1); |
|
if (!$alttag) { |
|
$alttag = &Apache::lonmeta::alttag($Apache::lonxml::pwd[-1], |
|
$src); |
|
} |
|
$currentstring.='[IMAGE: '.$alttag.']'; |
} |
} |
sub end_allow { |
|
return ''; |
# and render unto TeX that which is LaTeX |
|
|
|
} elsif ($target eq 'tex') { |
|
# |
|
# The alignment will require some superstructure to be put around |
|
# the \includegraphics stuff. At present we can only partially |
|
# simulate the alignments offered by html. |
|
# |
|
# |
|
my $align = lc(&Apache::lonxml::get_param('align', |
|
$parstack, |
|
$safeeval, |
|
undef,1)); |
|
if(!$align) { |
|
$align = "bottom"; # This is html's default so it's ours too. |
|
} |
|
# |
|
&Apache::lonxml::debug("Alignemnt = $align"); |
|
# LaTeX's image/text wrapping is really bad since it wants to |
|
# make figures float. |
|
# The user has the optional parameter (applicable only to l/r |
|
# alignment to use the picins/parpic directive to get wrapped text |
|
# this is also imperfect.. that's why we give them a choice... |
|
# so they can't yell at us for our choice. |
|
# |
|
my $latex_rendering = &Apache::lonxml::get_param('TeXwrap', |
|
$parstack, |
|
$safeeval, |
|
undef,0); |
|
# &Apache::lonxml::debug("LaTeX rendering = $latex_rendering"); |
|
if(!$latex_rendering) { |
|
$latex_rendering = "texwrap"; |
|
} |
|
# using texwrap inside a table does not work. So, if after all of this, |
|
# texwrap is on, we turn it off if we detect we're in a table: |
|
# |
|
if (($latex_rendering eq 'texwrap') && &is_inside_of($tagstack, "table")) { |
|
$latex_rendering = 'parpic'; |
} |
} |
#-- Frames |
|
sub start_frameset { |
# &Apache::lonxml::debug("LaTeX rendering = $latex_rendering image file: $src"); |
my ($target,$token) = @_; |
|
my $currentstring = ''; |
#if original gif/jpg/png file exist do following: |
if ($target eq 'web') { |
my $origsrc=$src; |
if (!$Apache::lonxml::registered) { |
my ($path,$file) = &get_eps_image($src); |
$currentstring.='<head>'. |
# &Apache::lonnet::logthis("Image source: $src result: $path $file"); |
&Apache::lonxml::registerurl(undef,$target).'</head>'; |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
} |
&Apache::lonxml::debug("path = $path file = $file src = $src"); |
$currentstring .= $token->[4]; |
if (-e $src) { |
} |
&Apache::lonxml::debug("$src exists"); |
return $currentstring; |
my ($height_param,$width_param)= |
} |
&image_size($origsrc,0.3,$parstack,$safeeval); |
sub end_frameset { |
my $size; |
my ($target,$token) = @_; |
if ($width_param) { $size.='width='.$width_param.' mm,'; } |
my $currentstring = ''; |
if ($height_param) { $size.='height='.$height_param.' mm]'; } |
if ($target eq 'web') { |
# Default size if not able to extract that (e.g. eps image). |
$currentstring = $token->[2]; |
|
} |
# &Apache::lonnet::logthis("Size = $size"); |
return $currentstring; |
|
} |
$size='['.$size; |
#-- <pre> |
$size=~s/,$/]/; |
sub start_pre { |
$currentstring .= '\graphicspath{{'.$path.'}}' |
my ($target,$token) = @_; |
.'\includegraphics'.$size.'{'.$file.'} '; |
my $currentstring = ''; |
my $closure; |
if ($target eq 'web') { |
($currentstring, $closure) = &align_latex_image($align, |
$currentstring .= $token->[4]; |
$latex_rendering, |
} elsif ($target eq 'tex') { |
$currentstring, |
$currentstring .= '\begin{verbatim}'; |
$width_param, |
} |
$height_param); |
return $currentstring; |
$currentstring .= $closure; |
} |
|
sub end_pre { |
} else { |
my ($target,$token) = @_; |
&Apache::lonxml::debug("$src does not exist"); |
my $currentstring = ''; |
#original image file doesn't exist so check the alt attribute |
if ($target eq 'web') { |
my $alt = |
$currentstring .= $token->[2]; |
&Apache::lonxml::get_param('alt',$parstack,$safeeval,undef,1); |
} elsif ($target eq 'tex') { |
unless ($alt) { |
$currentstring .= '\end{verbatim}'; |
$alt=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],$src); |
} |
} |
return $currentstring; |
|
|
if ($alt) { $currentstring .= ' '.$alt.' '; } |
} |
} |
#-- <insert> |
|
sub start_insert { |
# And here's where the semi-quote breaks down: allow the user |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
# to edit the beast as well by rendering the problem for edit: |
my $currentstring = ''; |
} elsif ($target eq 'edit') { |
if ($target eq 'web') { |
$currentstring .=&Apache::edit::tag_start($target,$token); |
my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval); |
$currentstring .=&Apache::edit::text_arg('Image Url:','src',$token,70). |
$currentstring .= '<b>'.$display.'</b>';; |
&Apache::edit::browse('src',undef,'alt').' '. |
} |
&Apache::edit::search('src',undef,'alt').'<br />'; |
return $currentstring; |
$currentstring .=&Apache::edit::text_arg('Description:','alt',$token,70).'<br />'; |
} |
$currentstring .=&Apache::edit::text_arg('width (pixel):','width',$token,5); |
sub end_insert { |
$currentstring .=&Apache::edit::text_arg('height (pixel):','height',$token,5).'<br />'; |
my ($target,$token) = @_; |
$currentstring .=&Apache::edit::text_arg('TeXwidth (mm):','TeXwidth',$token,5); |
my $currentstring = ''; |
$currentstring .=&Apache::edit::text_arg('TeXheight (mm):','TeXheight',$token,5); |
if ($target eq 'web') { |
$currentstring .=&Apache::edit::select_arg('Alignment:','align', |
$currentstring .= ''; |
['','bottom','middle','top','left','right'],$token,5); |
|
$currentstring .=&Apache::edit::select_arg('TeXwrap:', 'TeXwrap', |
|
['', 'none','parbox', 'parpic', 'wrapfigure'], $token, 2); |
|
$currentstring .=&Apache::edit::select_arg('Encrypt URL:','encrypturl', |
|
['no','yes'], $token, 2); |
|
$currentstring .=&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
|
my $src= &Apache::lonxml::get_param('src',$parstack,$safeeval); |
|
my $alt= &Apache::lonxml::get_param('alt',$parstack,$safeeval); |
|
my $width= &Apache::lonxml::get_param('width',$parstack,$safeeval); |
|
my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval); |
|
|
|
|
|
$currentstring .= '<img src="'.$src.'" alt="'.$alt.'" '; |
|
if ($width) { $currentstring.=' width="'.$width.'" '; } |
|
if ($height) { $currentstring.=' height="'.$height.'" '; } |
|
$currentstring .= ' />'; |
|
} elsif ($target eq 'modified') { |
|
my ($osrc,$owidth,$oheight)= |
|
($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'}); |
|
my $ctag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'src','alt','align', |
|
'TeXwidth','TeXheight', 'TeXwrap', |
|
'width','height','encrypturl'); |
|
my ($nsrc,$nwidth,$nheight)= |
|
($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'}); |
|
my $loc=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$nsrc); |
|
&image_replication($loc); |
|
my ($iwidth,$iheight); |
|
if (-e $loc) { |
|
my $image = Image::Magick->new; |
|
$image->Read($loc); |
|
($iwidth, $iheight) = ($image->Get('width'), |
|
$image->Get('height')); |
|
} |
|
if ($osrc ne $nsrc || (!$nwidth && !$nheight)) { |
|
# changed image or no size specified, |
|
# if they didn't explicitly change the |
|
# width or height use the ones from the image |
|
if ($iwidth && $iheight) { |
|
if ($owidth == $nwidth || (!$nwidth && !$nheight)) { |
|
$token->[2]{'width'} = $iwidth;$ctag=1; |
|
} |
|
if ($oheight == $nheight || (!$nwidth && !$nheight)) { |
|
$token->[2]{'height'}=$iheight;$ctag=1; |
|
} |
} |
} |
return $currentstring; |
|
} |
} |
#-- <externallink> |
my ($cwidth,$cheight)=($token->[2]{'width'},$token->[2]{'height'}); |
sub start_externallink { |
# if we don't have a width or height |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
if ($iwidth && $cwidth && !$cheight) { |
my $currentstring = ''; |
$token->[2]{'height'}=int(($cwidth/$iwidth)*$iheight);$ctag=1; |
if ($target eq 'web') { |
} |
my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval); |
if ($iheight && $cheight && !$cwidth) { |
$currentstring .= '<b>'.$display.'</b>';; |
$token->[2]{'width'}=int(($cheight/$iheight)*$iwidth);$ctag=1; |
} |
} |
return $currentstring; |
if ($ctag) {$currentstring=&Apache::edit::rebuild_tag($token);} |
} |
} |
sub end_externallink { |
|
my ($target,$token) = @_; |
return $currentstring; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= ''; |
sub end_img { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = ''; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <applet> tag (end tag required) |
|
sub start_applet { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
|
|
my $code=&Apache::lonxml::get_param('code',$parstack,$safeeval,undef,1); |
|
&Apache::lonxml::extlink($code); |
|
my $archive=&Apache::lonxml::get_param('archive',$parstack,$safeeval, |
|
undef,1); |
|
&Apache::lonxml::extlink($archive); |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
if ($env{'browser.appletsuppress'} ne 'on') { |
|
$currentstring = &Apache::lonenc::encrypt_ref($token, |
|
{'code'=>$code, |
|
'archive'=>$archive} |
|
); |
|
} else { |
|
my $alttag= &Apache::lonxml::get_param('alt',$parstack, |
|
$safeeval,undef,1); |
|
unless ($alttag) { |
|
$alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1], |
|
$code); |
} |
} |
return $currentstring; |
$currentstring='[APPLET: '.$alttag.']'; |
} |
} |
#-- <blankspace heigth=""> |
} elsif ($target eq 'tex') { |
sub start_blankspace { |
my $alttag= &Apache::lonxml::get_param('alt',$parstack, |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
$safeeval,undef,1); |
my $currentstring = ''; |
unless ($alttag) { |
if ($target eq 'tex') { |
my $code=&Apache::lonxml::get_param('code',$parstack,$safeeval, |
my $howmuch = &Apache::lonxml::get_param('heigth',$parstack,$safeeval); |
undef,1); |
$currentstring .= '\vskip '.$howmuch.' '; |
$alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1], |
} |
$code); |
return $currentstring; |
|
} |
|
sub end_blankspace { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'tex') { |
|
$currentstring .= ''; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <abbr> tag |
|
sub start_abbr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_abbr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <acronym> tag |
|
sub start_acronym { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_acronym { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <area> tag |
|
sub start_area { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_area { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <base> tag |
|
sub start_base { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_base { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <bdo> tag |
|
sub start_bdo { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_bdo { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <bgsound> tag |
|
sub start_bgsound { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_bgsound { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <blink> tag |
|
sub start_blink { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_blink { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <blockquote> tag |
|
sub start_blockquote { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_blockquote { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <button> tag |
|
sub start_button { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_button { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <caption> tag |
|
sub start_caption { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_caption { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <col> tag |
|
sub start_col { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_col { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <colgroup> tag |
|
sub start_colgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_colgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <del> tag |
|
sub start_del { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_del { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <fieldset> tag |
|
sub start_fieldset { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_fieldset { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <frame> tag |
|
sub start_frame { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_frame { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <iframe> tag |
|
sub start_iframe { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_iframe { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <ins> tag |
|
sub start_ins { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_ins { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <isindex> tag |
|
sub start_isindex { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_isindex { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <keygen> tag |
|
sub start_keygen { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_keygen { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <label> tag |
$currentstring.='\begin{center} \fbox{Java Applet: '.$alttag. |
sub start_label { |
'.}\end{center}'; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
return $currentstring; |
if ($target eq 'web') { |
} |
$currentstring = $token->[4]; |
|
} |
sub end_applet { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
sub end_label { |
if ($target eq 'web' || $target eq 'webgrade') { |
my ($target,$token) = @_; |
$currentstring = $token->[2]; |
my $currentstring = ''; |
} elsif ($target eq 'tex') { |
if ($target eq 'web') { |
} |
$currentstring = $token->[2]; |
return $currentstring; |
} |
} |
return $currentstring; |
|
} |
#-- <embed> tag (end tag optional/required) |
#-- <layer> tag |
sub start_embed { |
sub start_layer { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
my ($target,$token) = @_; |
my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1); |
my $currentstring = ''; |
&Apache::lonxml::extlink($src); |
if ($target eq 'web') { |
my $currentstring = ''; |
$currentstring = $token->[4]; |
if ($target eq 'web' || $target eq 'webgrade') { |
} |
if ($env{'browser.embedsuppress'} ne 'on') { |
return $currentstring; |
$currentstring=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}); |
} |
} else { |
sub end_layer { |
my $alttag=&Apache::lonxml::get_param |
my ($target,$token) = @_; |
('alt',$parstack,$safeeval,undef,1); |
my $currentstring = ''; |
unless ($alttag) { |
if ($target eq 'web') { |
$alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],$src); |
$currentstring = $token->[2]; |
} |
} |
$currentstring='[EMBED: '.$alttag.']'; |
return $currentstring; |
|
} |
|
#-- <legend> tag |
|
sub start_legend { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_legend { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <link> tag |
|
sub start_link { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_link { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <marquee> tag |
|
sub start_marquee { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_marquee { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <malticol> tag |
|
sub start_malticol { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_malticol { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <nobr> tag |
|
sub start_nobr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_nobr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <noembed> tag |
|
sub start_noembed { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_noembed { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <noframes> tag |
|
sub start_noframes { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_noframes { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <nolayer> tag |
|
sub start_nolayer { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_nolayer { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <noscript> tag |
|
sub start_noscript { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_noscript { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <object> tag |
|
sub start_object { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_object { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <optgroup> tag |
|
sub start_optgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_optgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <samp> tag |
|
sub start_samp { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_samp { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
} |
#-- <server> tag |
} elsif ($target eq 'tex') { |
sub start_server { |
} |
my ($target,$token) = @_; |
return $currentstring; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
sub end_embed { |
} |
my ($target,$token) = @_; |
return $currentstring; |
my $currentstring = ''; |
} |
if ($target eq 'web' || $target eq 'webgrade') { |
sub end_server { |
$currentstring = $token->[2]; |
my ($target,$token) = @_; |
} elsif ($target eq 'tex') { |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
return $currentstring; |
$currentstring = $token->[2]; |
} |
} |
|
return $currentstring; |
#-- <param> tag (end tag forbidden) |
} |
sub start_param { |
#-- <spacer> tag |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
sub start_spacer { |
if (&Apache::lonxml::get_param('name',$parstack, |
my ($target,$token) = @_; |
$safeeval,undef,1)=~/^cabbase$/i) { |
my $currentstring = ''; |
my $value=&Apache::lonxml::get_param('value',$parstack, |
if ($target eq 'web') { |
$safeeval,undef,1); |
$currentstring = $token->[4]; |
&Apache::lonxml::extlink($value); |
} |
} |
return $currentstring; |
|
} |
my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1); |
sub end_spacer { |
&Apache::lonxml::extlink($src); |
my ($target,$token) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web' || $target eq 'webgrade') { |
if ($target eq 'web') { |
my %toconvert; |
$currentstring = $token->[2]; |
my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1); |
} |
if ($src) { $toconvert{'src'}= $src; } |
return $currentstring; |
my $name=&Apache::lonxml::get_param('name',$parstack,$safeeval, |
} |
undef,1); |
#-- <span> tag |
if ($name=~/^cabbase$/i) { |
sub start_span { |
$toconvert{'value'}=&Apache::lonxml::get_param('value',$parstack, |
my ($target,$token) = @_; |
$safeeval,undef,1); |
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_span { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <tbody> tag |
|
sub start_tbody { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_tbody { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <tfoot> tag |
|
sub start_tfoot { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_tfoot { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-- <thead> tag |
|
sub start_thead { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_thead { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
} |
|
$currentstring = &Apache::lonenc::encrypt_ref($token,\%toconvert); |
|
} elsif ($target eq 'tex') { |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_param { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <allow> tag |
|
sub start_allow { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1); |
|
&Apache::lonxml::extlink($src); |
|
|
|
if ($target eq 'tex') { &image_replication($src); } |
|
my $result; |
|
if ($target eq 'edit') { |
|
$result .=&Apache::edit::tag_start($target,$token); |
|
$result .=&Apache::edit::text_arg('File Spec:','src',$token,70); |
|
$result .=&Apache::edit::end_row();#.&Apache::edit::start_spanning_row(); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'src'); |
|
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_allow { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
if ( $target eq 'edit') { return (&Apache::edit::end_table()); } |
|
return ''; |
|
} |
|
|
|
#-- Frames (end tag required) |
|
#-- <frameset> |
|
sub start_frameset { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; # Close any pending para. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = |
|
&Apache::loncommon::start_page($Apache::londefdef::title, |
|
$Apache::londefdef::head, |
|
{'add_entries' => $token->[2], |
|
'no_title' => 1, |
|
'force_register' => 1, |
|
'frameset' => 1,}); |
|
|
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_frameset { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <xmp> (end tag required) |
|
sub start_xmp { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\begin{verbatim}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_xmp { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\end{verbatim}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <pre> (end tag required) |
|
sub start_pre { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # close off pending <p> |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\begin{verbatim}'; |
|
&Apache::lonxml::disable_LaTeX_substitutions(); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_pre { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= '\end{verbatim}'; |
|
&Apache::lonxml::enable_LaTeX_substitutions(); |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <insert> |
|
sub start_insert { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval,undef,1); |
|
$currentstring .= '<b>'.$display.'</b>';; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_insert { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= ''; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <externallink> |
|
sub start_externallink { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval,undef,1); |
|
$currentstring .= '<b>'.$display.'</b>';; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_externallink { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= ''; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <blankspace heigth=""> |
|
sub start_blankspace { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = &end_p(); # closes off any unclosed <p> |
|
if ($target eq 'tex') { |
|
my $howmuch = &Apache::lonxml::get_param('heigth',$parstack,$safeeval,undef,1); |
|
$currentstring .= '\vskip '.$howmuch.' '; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_blankspace { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'tex') { |
|
$currentstring .= ''; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <abbr> tag (end tag required) |
|
sub start_abbr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_abbr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <acronym> tag (end tag required) |
|
sub start_acronym { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_acronym { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <area> tag (end tag forbidden) |
|
sub start_area { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_area { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <base> tag (end tag forbidden) |
|
sub start_base { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_base { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <bdo> tag (end tag required) |
|
sub start_bdo { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_bdo { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <bgsound> tag (end tag optional) |
|
sub start_bgsound { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_bgsound { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <blink> tag (end tag required) |
|
sub start_blink { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_blink { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <blockquote> tag (end tag required) |
|
sub start_blockquote { |
|
my ($target,$token) = @_; |
|
my $currentstring = &end_p(); # Close any unclosed <p> |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} |
|
if ($target eq 'tex') { |
|
$currentstring .= '\begin{quote}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_blockquote { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
if ($target eq 'tex') { |
|
$currentstring = '\end{quote}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <button> tag (end tag required) |
|
sub start_button { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_button { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <caption> tag (end tag required) |
|
sub start_caption { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_caption { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <col> tag (end tag forbdden) |
|
sub start_col { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_col { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <colgroup> tag (end tag optional) |
|
sub start_colgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_colgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <del> tag (end tag required) |
|
sub start_del { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_del { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <fieldset> tag (end tag required) |
|
sub start_fieldset { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_fieldset { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <frame> tag (end tag forbidden) |
|
sub start_frame { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_frame { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <iframe> tag (end tag required) |
|
sub start_iframe { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_iframe { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <ins> tag (end tag required) |
|
sub start_ins { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_ins { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <isindex> tag (end tag forbidden) |
|
sub start_isindex { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_isindex { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <keygen> tag (end tag forbidden) |
|
sub start_keygen { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_keygen { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <label> tag |
|
sub start_label { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_label { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <layer> tag (end tag required) |
|
sub start_layer { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_layer { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <legend> tag (end tag required) |
|
sub start_legend { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_legend { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <link> tag (end tag forbidden) |
|
sub start_link { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
my $href=&Apache::lonxml::get_param('href',$parstack,$safeeval, |
|
undef,1); |
|
&Apache::lonxml::extlink($href); |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_link { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <marquee> tag (end tag optional) |
|
sub start_marquee { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_marquee { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <multicol> tag (end tag required) |
|
sub start_multicol { |
|
my ($target,$token) = @_; |
|
my $currentstring = &end_p(); # Close any pending <p> |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_multicol { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <nobr> tag (end tag required) |
|
sub start_nobr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring='\mbox{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_nobr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring='}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <noembed> tag (end tag required) |
|
sub start_noembed { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_noembed { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <noframes> tag (end tag required) |
|
sub start_noframes { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_noframes { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <nolayer> tag (end tag required) |
|
sub start_nolayer { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_nolayer { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <noscript> tag (end tag required) |
|
sub start_noscript { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_noscript { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <object> tag (end tag required) |
|
sub start_object { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_object { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <optgroup> tag (end tag required) |
|
sub start_optgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_optgroup { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <samp> tag (end tag required) |
|
sub start_samp { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring='\texttt{'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_samp { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring='}'; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <server> tag |
|
sub start_server { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_server { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <spacer> tag (end tag forbidden) |
|
sub start_spacer { |
|
my ($target,$token) = @_; |
|
my $currentstring = &end_p(); # Close off any open <p> tag. |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring .= $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_spacer { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <span> tag (end tag required) |
|
sub start_span { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_span { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <tbody> tag (end tag optional) |
|
sub start_tbody { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_tbody { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <tfoot> tag (end tag optional) |
|
sub start_tfoot { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_tfoot { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <thead> tag (end tag optional) |
|
sub start_thead { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
sub end_thead { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
#-- <var> tag |
#-- <var> tag |
sub start_var { |
sub start_var { |
my ($target,$token) = @_; |
my ($target,$token) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'webgrade') { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
} |
} elsif ($target eq 'tex') { |
return $currentstring; |
$currentstring = '\textit{'; |
} |
} |
sub end_var { |
return $currentstring; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
sub end_var { |
$currentstring = $token->[2]; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
return $currentstring; |
if ($target eq 'web' || $target eq 'webgrade') { |
} |
$currentstring = $token->[2]; |
#-- <wbr> tag |
} elsif ($target eq 'tex') { |
sub start_wbr { |
$currentstring = '}'; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
return $currentstring; |
if ($target eq 'web') { |
} |
$currentstring = $token->[4]; |
|
} |
#-- <wbr> tag (end tag forbidden) |
return $currentstring; |
sub start_wbr { |
} |
my ($target,$token) = @_; |
sub end_wbr { |
my $currentstring = ''; |
my ($target,$token) = @_; |
if ($target eq 'web' || $target eq 'webgrade') { |
my $currentstring = ''; |
$currentstring = $token->[4]; |
if ($target eq 'web') { |
} |
$currentstring = $token->[2]; |
return $currentstring; |
} |
} |
return $currentstring; |
|
|
sub end_wbr { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
|
|
#-- <hideweboutput> tag |
|
sub start_hideweboutput { |
|
my ($target,$token) = @_; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
&Apache::lonxml::startredirection(); |
|
} |
|
return ''; |
|
} |
|
|
|
sub end_hideweboutput { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web' || $target eq 'webgrade') { |
|
$currentstring = &Apache::lonxml::endredirection(); |
|
} |
|
return ''; |
|
} |
|
|
|
|
|
sub image_replication { |
|
my $src = shift; |
|
if (not -e $src) { &Apache::lonnet::repcopy($src); } |
|
#replicates eps or ps |
|
my $epssrc = my $pssrc = $src; |
|
$epssrc =~ s/\.(gif|jpg|jpeg|png)$/.eps/i; |
|
$pssrc =~ s/\.(gif|jpg|jpeg|png)$/.ps/i; |
|
if (not -e $epssrc && not -e $pssrc) { |
|
my $result=&Apache::lonnet::repcopy($epssrc); |
|
if ($result ne 'ok') { &Apache::lonnet::repcopy($pssrc); } |
|
} |
|
return ''; |
|
} |
|
# |
|
# Get correct sizing parameter for an image given |
|
# it's initial ht. and wid. This allows sizing of |
|
# images that are generated on-the-fly (e.g. gnuplot) |
|
# as well as serving as a utility for image_size. |
|
# |
|
# Parameter: |
|
# height_param |
|
# width_param - Initial picture dimensions. |
|
# scaling - A scale factor. |
|
# parstack, - the current stack of tag attributes |
|
# from the xml parser |
|
# safeeval, - pointer to the safespace |
|
# depth, - from what level in the stack to look for attributes |
|
# (assumes -1 if unspecified) |
|
# cis - look for attrubutes case insensitively |
|
# (assumes false) |
|
# |
|
# Returns: |
|
# height, width - new dimensions. |
|
# |
|
sub resize_image { |
|
my ($height_param, $width_param, $scaling, |
|
$parstack, $safeeval, $depth, $cis) = @_; |
|
|
|
# First apply the scaling... |
|
|
|
$height_param = $height_param * $scaling; |
|
$width_param = $width_param * $scaling; |
|
|
|
#do we have any specified LaTeX size of the picture? |
|
my $toget='TeXwidth'; |
|
if ($cis) { |
|
$toget=lc($toget); |
|
} |
|
my $TeXwidth = &Apache::lonxml::get_param($toget,$parstack, |
|
$safeeval,$depth,$cis); |
|
$toget='TeXheight'; if ($cis) { $toget=lc($toget); } |
|
my $TeXheight = &Apache::lonxml::get_param($toget,$parstack, |
|
$safeeval,$depth,$cis); |
|
#do we have any specified web size of the picture? |
|
my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval, |
|
$depth,1); |
|
if ($TeXwidth) { |
|
my $old_width_param=$width_param; |
|
if ($TeXwidth=~/(\d+)\s*\%/) { |
|
$width_param = $1*$env{'form.textwidth'}/100; |
|
} else { |
|
$width_param = $TeXwidth; |
|
} |
|
if ($TeXheight) { |
|
$height_param = $TeXheight; |
|
} elsif ($old_width_param) { |
|
$height_param=$TeXwidth/$old_width_param*$height_param; |
|
} |
|
} elsif ($TeXheight) { |
|
$height_param = $TeXheight; |
|
if ($height_param) { |
|
$width_param = $TeXheight/$height_param*$width_param; |
|
} |
|
} elsif ($width) { |
|
my $old_width_param=$width_param; |
|
$width_param = $width*$scaling; |
|
if ($old_width_param) { |
|
$height_param=$width_param/$old_width_param*$height_param; |
|
} |
|
} |
|
if ($width_param > $env{'form.textwidth'}) { |
|
my $old_width_param=$width_param; |
|
$width_param =0.95*$env{'form.textwidth'}; |
|
if ($old_width_param) { |
|
$height_param=$width_param/$old_width_param*$height_param; |
} |
} |
|
} |
|
|
|
return ($height_param, $width_param); |
|
} |
|
|
|
sub image_size { |
|
my ($src,$scaling,$parstack,$safeeval,$depth,$cis)=@_; |
|
|
|
#size of image from gif/jpg/jpeg/png |
|
my $ressrc=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
|
if (-e $ressrc) { |
|
$src = $ressrc; |
|
} |
|
my $image = Image::Magick->new; |
|
my $current_figure = $image->Read($src); |
|
my $width_param = $image->Get('width'); |
|
my $height_param = $image->Get('height'); |
|
&Apache::lonxml::debug("Image magick says: $src : Height = $height_param width = $width_param"); |
|
undef($image); |
|
|
|
($height_param, $width_param) = &resize_image($height_param, $width_param, |
|
$scaling, $parstack, $safeeval, |
|
$depth, $cis); |
|
|
|
return ($height_param, $width_param); |
|
} |
|
|
|
sub image_width { |
|
my ($height, $width) = &image_size(@_); |
|
return $width; |
|
} |
|
# Not yet 100% sure this is correct in all circumstances.. |
|
# due to my uncertainty about mods to image_size. |
|
# |
|
sub image_height { |
|
my ($height, $width) = &image_size(@_); |
|
return $height; |
|
} |
|
|
|
sub get_eps_image { |
|
my ($src)=@_; |
|
my $orig_src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1], $src); |
|
|
|
# In order to prevent the substitution of the alt text, we need to |
|
# be sure the orig_src file is on system now so: |
|
|
|
if (! -e $orig_src) { |
|
&Apache::lonnet::repcopy($orig_src); # Failure is not completely fatal. |
|
} |
|
&Apache::lonxml::debug("get_eps_image: Original image: $orig_src"); |
|
my ($spath, $sname, $sext) = &fileparse($src, qr/\.(gif|png|jpg|jpeg)/i); |
|
$src=~s/\.(gif|png|jpg|jpeg)$/\.eps/i; |
|
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
|
&Apache::lonxml::debug("Filelocation gives: $src"); |
|
if (! -e $src) { |
|
&Apache::lonxml::debug("$src does not exist"); |
|
if (&Apache::lonnet::repcopy($src) ne 'ok' ) { |
|
&Apache::lonxml::debug("Repcopy of $src failed (1)"); |
|
#if replication failed try to find ps file |
|
$src=~s/\.eps$/\.ps/; |
|
&Apache::lonxml::debug("Now looking for $src"); |
|
#if no ps file try to replicate it. |
|
my $didrepcopy = &Apache::lonnet::repcopy($src); |
|
&Apache::lonxml::debug("repcopy of $src ... $didrepcopy"); |
|
if ( (not -e $src) || |
|
($didrepcopy ne 'ok')) { |
|
&Apache::lonxml::debug("Failed to find or replicate $src"); |
|
|
|
#if replication failed try to produce eps file dynamically |
|
$src=~s/\.ps$/\.eps/; |
|
my $temp_file; |
|
open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"); |
|
my $newsrc=$orig_src; |
|
$newsrc =~ s|(.*)/res/|/home/httpd/html/res/|; |
|
&Apache::lonxml::debug("queueing $newsrc for dynamic eps production."); |
|
print FILE ("$newsrc\n"); |
|
close(FILE); |
|
$src=~s|/home/httpd/html/res|/home/httpd/prtspool|; |
|
$src=~s|/home/([^/]*)/public_html/|/home/httpd/prtspool/$1/|; |
|
if ($sext ne "") { # Put the ext. back in to uniquify. |
|
$src =~ s/\.eps$/$sext.eps/; |
|
} |
|
|
|
} |
|
|
|
} |
|
} else { |
|
# If the postscript file has spaces in its name, |
|
# LaTeX will gratuitiously vomit. Therefore |
|
# queue such files for copy with " " replaced by "_". |
|
# printout.pm will know them by their .ps or .eps extensions. |
|
my $newsrc = $orig_src; |
|
$newsrc =~ s|(.*)/res/|/home/httpd/html/res/|; |
|
open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"); |
|
print FILE "$src\n"; |
|
close FILE; |
|
$src=~s|/home/httpd/html/res|/home/httpd/prtspool|; |
|
$src=~s|/home/([^/]*)/public_html/|/home/httpd/prtspool/$1/|; |
|
} |
|
my ($path,$file)=($src=~m|(.*)/([^/]*)$|); |
|
$path =~ s/ /\_/g; |
|
$file =~ s/ /\_/g; |
|
&Apache::lonxml::debug("get_eps_image returning: $path / $file<BR />"); |
|
return ($path.'/',$file); |
|
} |
|
|
|
sub eps_generation { |
|
my ($src,$file,$width_param) = @_; |
|
my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"; |
|
my $temp_file = Apache::File->new('>>'.$filename); |
|
print $temp_file "$src\n"; |
|
my $newsrc = $src; |
|
$newsrc =~ s/(\.gif|\.jpg|\.jpeg)$/\.eps/i; |
|
$newsrc=~s{/home/httpd/html/res}{}; |
|
$newsrc=~s{/home/($LONCAPA::username_re)/public_html/}{/$1/}; |
|
$newsrc=~s{/\./}{/}; |
|
$newsrc=~s{/([^/]+)\.(ps|eps)}{/}; |
|
if ($newsrc=~m{/home/httpd/lonUsers/}) { |
|
$newsrc=~s{/home/httpd/lonUsers}{}; |
|
$newsrc=~s{/($LONCAPA::domain_re)/./././}{/$1/}; |
|
} |
|
if ($newsrc=~m{/userfiles/}) { |
|
return ' \graphicspath{{'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; |
|
} else { |
|
return ' \graphicspath{{/home/httpd/prtspool'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; |
|
} |
|
} |
|
|
|
sub file_path { |
|
my $src=shift; |
|
my ($file,$path); |
|
if ($src =~ m!(.*)/([^/]*)$!) { |
|
$file = $2; |
|
$path = $1.'/'; |
|
} |
|
return $file,$path; |
|
} |
|
# Converts a measurement in to mm from any of |
|
# the other valid LaTeX units of measure. |
|
# If the units of measure are missing from the |
|
# parameter, it is assumed to be in and returned |
|
# with mm units of measure |
|
sub recalc { |
|
my $argument = shift; |
|
if (not $argument=~/(mm|cm|in|pc|pt)/) {return $argument.' mm';} |
|
$argument=~/\s*(\d+\.?\d*)\s*(mm|cm|in|pc|pt)/; |
|
my $value=$1; |
|
my $units=$2; |
|
if ($units eq 'cm') { |
|
$value*=10; |
|
} elsif ($units eq 'in') { |
|
$value*=25.4; |
|
} elsif ($units eq 'pc') { |
|
$value*=(25.4*12/72.27); |
|
} elsif ($units eq 'pt') { |
|
$value*=(25.4/72.27); |
|
} |
|
return $value.' mm'; |
|
} |
|
|
|
sub LATEX_length { |
|
my $garbage=shift; |
|
$garbage=~s/^\s+$//; |
|
$garbage=~s/^\s+(\S.*)/$1/;#space before |
|
$garbage=~s/(.*\S)\s+$/$1/;#space after |
|
$garbage=~s/(\s)+/$1/;#only one space |
|
$garbage=~s/(\\begin{([^\}]+)}|\\end{([^\}]+)})//g;#remove LaTeX \begin{...} and \end{...} |
|
$garbage=~s/(\$\_\{|\$\_|\$\^{|\$\^|\}\$)//g;#remove $_{,$_,$^{,$^,}$ |
|
$garbage=~s/([^\\])\$/$1/g;#$ |
|
$garbage=~s/(\\ensuremath\{\_\{|\\ensuremath\{\_|\\ensuremath\{\^{|\\ensuremath\{\^|\})//g;#remove \ensuremath{...} |
|
$garbage=~s/(\\alpha|\\beta|\\gamma|\\delta|\\epsilon|\\verepsilon|\\zeta|\\eta|\\theta|\\vartheta|\\iota|\\kappa|\\lambda|\\mu|\\nu|\\xi|\\pi|\\varpi|\\rho|\\varrho|\\sigma|\\varsigma|\\tau|\\upsilon|\\phi|\\varphi|\\chi|\\psi|\\omega|\\Gamma|\\Delta|\\Theta|\\Lambda|\\Xi|\\Pi|\\Sigma|\\Upsilon|\\Phi|\\Psi|\\Omega)/1/g; |
|
$garbage=~s/(\\pm|\\mp|\\times|\\div|\\cdot|\\ast|\\star|\\dagger|\\ddagger|\\amalg|\\cap|\\cup|\\uplus|\\sqcap|\\sqcup|\\vee|\\wedge|\\oplus|\\ominus|\\otimes|\\circ|\\bullet|\\diamond|\\lhd|\\rhd|\\unlhd|\\unrhd|\\oslash|\\odot|\\bigcirc|\\Box|\\Diamond|\\bigtriangleup|\\bigtriangledown|\\triangleleft|\\triangleright|\\setminus|\\wr)/1/g; |
|
$garbage=~s/(\\le|\\ll|\\leq|\\ge|\\geq|\\gg|\\neq|\\doreq|\\sim|\\simeq|\\subset|\\subseteq|\\sqsubset|\\sqsubseteq|\\in|\\vdash|\\models|\\supset|\\supseteq|\\sqsupset|\\sqsupseteq|\\ni|\\dash|\\perp|\\approx|\\cong|\\equiv|\\propto|\\prec|\\preceq|\\parallel|\\asymp|\\smile|\\frown|\\bowtie|\\succ|\\succeq|\\mid)/1/g; |
|
$garbage=~s/(\\not<|\\\\not\\le|\\not\\prec|\\not\\preceq|\\not\\subset|\\not\\subseteq|\\not\\sqsubseteq|\\not\\in|\\not>|\\not\\ge|\\not\\succ|\\notsucceq|\\not\\supset|\\notsupseteq|\\not\\sqsupseteq|\\notin|\\not=|\\not\\equiv|\\not\\sim|\\not\\simeq|\\not\\approx|\\not\\cong|\\not\\asymp)/1/g; |
|
$garbage=~s/(\\leftarrow|\\gets|\\Leftarrow|\\rightarrow|\\to|\\Rightarrow|\\leftrightarrow|\\Leftrightarrow|\\mapsto|\\hookleftarrow|\\leftharpoonup|\\leftkarpoondown|\\rightleftharpoons|\\longleftarrow|\\Longleftarrow|\\longrightarrow|\\Longrightarrow|\\longleftrightarrow|\\Longleftrightarrow|\\longmapsto|\\hookrightarrow|\\rightharpoonup|\\rightharpoondown|\\uparrow|\\Uparrow|\\downarrow|\\Downarrow|\\updownarrow|\\Updownarrow|\\nearrow|\\searrow|\\swarrow|\\nwarrow)/11/g; |
|
$garbage=~s/(\\aleph|\\hbar|\\imath|\\jmath|\\ell|\\wp|\\Re|\\Im|\\mho|\\prime|\\emptyset|\\nabla|\\surd|\\partial|\\top|\\bot|\\vdash|\\dashv|\\forall|\\exists|\\neg|\\flat|\\natural|\\sharp|\\\||\\angle|\\backslash|\\Box|\\Diamond|\\triangle|\\clubsuit|\\diamondsuit|\\heartsuit|\\spadesuit|\\Join|\\infty)/11/g; |
|
$garbage=~s/(\\hat{([^}]+)}|\\check{([^}]+)}|\\dot{([^}]+)}|\\breve{([^}]+)}|\\acute{([^}]+)}|\\ddot{([^}]+)}|\\grave{([^}]+)}|\\tilde{([^}]+)}|\\mathring{([^}]+)}|\\bar{([^}]+)}|\\vec{([^}]+)})/$1/g; |
|
#remove some other LaTeX command |
|
$garbage=~s|\\(\w+)\\|\\|g; |
|
$garbage=~s|\\(\w+)(\s*)|$2|g; |
|
$garbage=~s|\+|11|g; |
|
my $value=length($garbage); |
|
return $value; |
|
} |
|
|
|
# Wrap image 'stuff' inside of the LaTeX required to implement |
|
# alignment: |
|
# align_tex_image(align, latex_rendering, image) |
|
# Where: |
|
# align - The HTML alignment specification. |
|
# latex_rendering - rendering hint for latex. |
|
# image - The LaTeX needed to insert the image itsef. |
|
# width,height - dimensions of the image. |
|
# Returns: |
|
# The 1/2 wrapped image and the stuff required to close the |
|
# wrappage. This allows e.g. randomlabel to insert more stuff |
|
# into the closure. |
|
# |
|
sub align_latex_image { |
|
my ($align, $latex_rendering, $image, $width, $height) = @_; |
|
my $currentstring; # The 1/2 wrapped image. |
|
my $closure; # The closure of the wrappage. |
|
# If there's an alignment specification we need to honor it here. |
|
# For the horizontal alignments, we will also honor the |
|
# value of the latex specfication. The default is parbox, |
|
# and that's used for illegal values too. |
|
# |
|
# Even though we set a default alignment value, the user |
|
# could have given us an illegal value. In that case we |
|
# just use the default alignment of bottom.. |
|
$currentstring = "\n% figurewrapping \n"; |
|
if ($align eq "top") { |
|
$currentstring .= '\raisebox{-'.$height.'mm}{'.$image; |
|
$closure = '}'; |
|
} elsif (($align eq "center") || ($align eq "middle")) { # Being kind |
|
my $offset = $height/2; |
|
$currentstring .= '\raisebox{-'.$offset.'mm}{'.$image; |
|
$closure = '}'; |
|
} elsif ($align eq "left") { |
|
if ($latex_rendering eq "parpic") { |
|
$currentstring .= '\parpic[l]{'.$image; |
|
$closure = '}'; |
|
} elsif ($latex_rendering eq "parbox") { |
|
$currentstring .= '\begin{minipage}[l]{'.$width.'mm}' |
|
.$image; |
|
$closure = '\end{minipage}'; |
|
} elsif ($latex_rendering eq "wrapfigure" |
|
|| $latex_rendering ne 'none') { # wrapfig render |
|
$currentstring .= |
|
'\begin{wrapfigure}{l}{'.$width.'mm}' |
|
.'\scalebox{1.0}{'.$image; |
|
$closure = '}\end{wrapfigure}'; |
|
} |
|
} elsif ($align eq "right") { |
|
if ($latex_rendering eq "parpic") { |
|
$currentstring .= '\parpic[r]{'.$image; |
|
$closure = '}'; |
|
} elsif ($latex_rendering eq "parbox") { |
|
$currentstring .= '\begin{minipage}[r]{'.$width.'mm}' |
|
.$image; |
|
$closure = '\end{minipage}'; |
|
} elsif ($latex_rendering eq "wrapfigure" |
|
|| $latex_rendering ne 'none') { # wrapfig render |
|
$currentstring .= |
|
'\begin{wrapfigure}{r}{'.$width.'mm}' |
|
.'\scalebox{1.0}{'.$image; |
|
$closure = '}\end{wrapfigure}'; |
|
} |
|
} else { # Bottom is also default. |
|
# $currentstring = '\raisebox{'.$height.'mm}{'.$image.'}'; |
|
$currentstring .= "{$image"; |
|
$closure = '}'; |
|
} |
|
$currentstring .= "\n% end wrappage\n"; |
|
$closure = "\n% Begin closure\n".$closure."\n% End closure\n"; |
|
return ($currentstring, $closure); |
|
} |
|
|
|
# is_inside_of $tagstack $tag |
|
# This sub returns true if the current state of Xml processing |
|
# is inside of the tag. |
|
# Parameters: |
|
# tagstack - The tagstack from the parser. |
|
# tag - The tag (without the <>'s.). |
|
# Sample usage: |
|
# if (is_inside_of($tagstack "table")) { |
|
# # I'm in a table.... |
|
# } |
|
sub is_inside_of { |
|
my ($tagstack, $tag) = @_; |
|
my @stack = @$tagstack; |
|
for (my $i = ($#stack - 1); $i >= 0; $i--) { |
|
if ($stack[$i] eq $tag) { |
|
return 1; |
|
} |
|
} |
|
return 0; |
|
} |
|
|
|
|
1; |
1; |
__END__ |
__END__ |