--- loncom/xml/londefdef.pm 2003/04/16 19:20:51 1.127 +++ loncom/xml/londefdef.pm 2003/07/28 19:18:02 1.156 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Tags Default Definition Module # -# $Id: londefdef.pm,v 1.127 2003/04/16 19:20:51 sakharuk Exp $ +# $Id: londefdef.pm,v 1.156 2003/07/28 19:18:02 sakharuk Exp $ # # # Copyright Michigan State University Board of Trustees @@ -25,8 +25,7 @@ # /home/httpd/html/adm/gpl.txt # # 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 # binary executable programs or libraries distributed by the # Michigan State University (the "Licensee"), but any binaries so @@ -54,7 +53,7 @@ use Apache::lonmeta(); BEGIN { - &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')); + &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')); } @@ -157,9 +156,11 @@ sub start_html { &Apache::lonxml::fontsettings(); } elsif ($target eq 'tex') { @Apache::londefdef::table = (); - $currentstring .= '\documentclass[letterpaper]{article} - \newcommand{\keephidden}[1]{} + $currentstring .= '\documentclass[letterpaper]{article}'; + if ($ENV{'form.latex_type'}=~'batchmode') {$currentstring .='\batchmode';} + $currentstring .= '\newcommand{\keephidden}[1]{} \renewcommand{\deg}{$^{\circ}$} + \usepackage{longtable} \usepackage{textcomp} \usepackage[dvips]{graphicx} \usepackage{epsfig}\usepackage{calc} @@ -354,8 +355,7 @@ sub start_meta { } else { $currentstring = $token->[4]; } - } - if ($target eq 'meta') { + } elsif ($target eq 'meta') { unless (&Apache::lonxml::get_param ('http-equiv',$parstack,$safeeval,undef,1)) { my $name=$token->[2]->{'name'}; @@ -363,11 +363,31 @@ sub start_meta { $name=~s/\s/\_/gs; $name=~s/\W//gs; if ($name) { - $currentstring='<'.$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.'>'; + ''.$name.'>'; } + 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 $currentstring; @@ -382,7 +402,10 @@ sub end_meta { if ($args ne '') { $currentstring = $token->[4]; } - } + } elsif ($target eq 'tex') { + $currentstring=&Apache::lonxml::endredirection(); + $currentstring=''; + } return $currentstring; } @@ -440,6 +463,29 @@ sub start_body { $currentstring.='
'. &Apache::lonmenu::registerurl(undef,$target).''; } +# Accessibility + if ($ENV{'browser.imagesuppress'} eq 'on') { + delete($token->[2]->{'background'}); + } + if ($ENV{'browser.fontenhance'} eq 'on') { + my $style=''; + foreach my $key (keys(%{$token->[2]})) { + if ($key =~ /^style$/i) { + $style.=$token->[2]->{$key}.';'; + delete($token->[2]->{$key}); + } + } + $token->[2]->{'style'}=$style.'; font-size: x-large;'; + } + if ($ENV{'browser.blackwhite'} eq 'on') { + delete($token->[2]->{'font'}); + delete($token->[2]->{'link'}); + delete($token->[2]->{'alink'}); + delete($token->[2]->{'vlink'}); + delete($token->[2]->{'bgcolor'}); + delete($token->[2]->{'background'}); + } +# Overload loads my $onLoad=''; foreach my $key (keys(%{$token->[2]})) { if ($key =~ /^onload$/i) { @@ -497,9 +543,7 @@ sub start_center { $currentstring = $token->[4]; } elsif ($target eq 'tex') { $currentstring = '\begin{center}'; - } elsif ($target eq 'latexsource') { - $currentstring = '\begin{center}'; - } + } return $currentstring; } @@ -510,9 +554,7 @@ sub end_center { $currentstring = $token->[2]; } elsif ($target eq 'tex') { $currentstring = '\end{center}'; - } elsif ($target eq 'latexsource') { - $currentstring = '\end{center}'; - } + } return $currentstring; } @@ -524,8 +566,6 @@ sub start_b { $currentstring = $token->[4]; } elsif ($target eq 'tex') { $currentstring = '\textbf{'; - } elsif ($target eq 'latexsource') { - $currentstring = '\textbf{'; } return $currentstring; } @@ -537,8 +577,6 @@ sub end_b { $currentstring = $token->[2]; } elsif ($target eq 'tex') { $currentstring = '}'; - } elsif ($target eq 'latexsource') { - $currentstring = '}'; } return $currentstring; } @@ -551,8 +589,6 @@ sub start_strong { $currentstring = $token->[4]; } elsif ($target eq 'tex') { $currentstring = '\textbf{'; - } elsif ($target eq 'latexsource') { - $currentstring = '\textbf{'; } return $currentstring; } @@ -565,9 +601,7 @@ sub end_strong { $currentstring = $token->[2]; } elsif ($target eq 'tex') { $currentstring = '}'; - } elsif ($target eq 'latexsource') { - $currentstring = '}'; - } + } return $currentstring; } @@ -843,9 +877,7 @@ sub start_cite { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= "\\textit{"; - } elsif ($target eq 'latexsource') { - $currentstring .= "\\textit{"; - } + } return $currentstring; } @@ -856,9 +888,7 @@ sub end_cite { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= "}"; - } elsif ($target eq 'latexsource') { - $currentstring .= "}"; - } + } return $currentstring; } @@ -870,9 +900,7 @@ sub start_i { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= '\textit{'; - } elsif ($target eq 'latexsource') { - $currentstring .= '\textit{'; - } + } return $currentstring; } @@ -883,8 +911,6 @@ sub end_i { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= '}'; - } elsif ($target eq 'latexsource') { - $currentstring .= '}'; } return $currentstring; } @@ -897,9 +923,7 @@ sub start_address { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= "\\textit{"; - } elsif ($target eq 'latexsource') { - $currentstring .= "\\textit{"; - } + } return $currentstring; } @@ -910,8 +934,6 @@ sub end_address { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= "}"; - } elsif ($target eq 'latexsource') { - $currentstring .= "}"; } return $currentstring; } @@ -924,8 +946,6 @@ sub start_dfn { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= "\\textit{"; - } elsif ($target eq 'latexsource') { - $currentstring .= "\\textit{"; } return $currentstring; } @@ -937,9 +957,7 @@ sub end_dfn { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= "}"; - } elsif ($target eq 'latexsource') { - $currentstring .= "}"; - } + } return $currentstring; } @@ -951,9 +969,7 @@ sub start_tt { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= '\texttt{'; - } elsif ($target eq 'latexsource') { - $currentstring .= '\texttt{'; - } + } return $currentstring; } @@ -964,8 +980,6 @@ sub end_tt { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= '}'; - } elsif ($target eq 'latexsource') { - $currentstring .= '}'; } return $currentstring; } @@ -978,9 +992,7 @@ sub start_kbd { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= "\\texttt"; - } elsif ($target eq 'latexsource') { - $currentstring .= "\\texttt{"; - } + } return $currentstring; } @@ -991,9 +1003,7 @@ sub end_kbd { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= "}"; - } elsif ($target eq 'latexsource') { - $currentstring .= "}"; - } + } return $currentstring; } @@ -1028,9 +1038,7 @@ sub start_em { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= '\emph{'; - } elsif ($target eq 'latexsource') { - $currentstring .= '\emph{'; - } + } return $currentstring; } @@ -1041,9 +1049,7 @@ sub end_em { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= '}'; - } elsif ($target eq 'latexsource') { - $currentstring .= '}'; - } + } return $currentstring; } @@ -1055,8 +1061,6 @@ sub start_q { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= "\\emph{"; - } elsif ($target eq 'latexsource') { - $currentstring .= "\\emph{"; } return $currentstring; } @@ -1068,9 +1072,7 @@ sub end_q { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= "}"; - } elsif ($target eq 'latexsource') { - $currentstring .= "}"; - } + } return $currentstring; } @@ -1081,10 +1083,8 @@ sub start_p { if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= '{\par '; - } elsif ($target eq 'latexsource') { - $currentstring .= '{\par '; - } + $currentstring .= '\par '; + } return $currentstring; } @@ -1093,10 +1093,6 @@ sub end_p { my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[2]; - } elsif ($target eq 'tex') { - $currentstring .= '}'; - } elsif ($target eq 'latexsource') { - $currentstring .= '}'; } return $currentstring; } @@ -1109,11 +1105,9 @@ sub start_br { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { if ($$tagstack[-2] ne 'sub' && $$tagstack[-2] ne 'sup') { - $currentstring .= '\vskip 0.2 mm'; + $currentstring .= '\vskip 0.2 mm '; } - } elsif ($target eq 'latexsource') { - $currentstring .= '\\'; - } + } return $currentstring; } @@ -1133,10 +1127,8 @@ sub start_big { if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= '\large{'; - } elsif ($target eq 'latexsource') { - $currentstring .= '{\Large '; - } + $currentstring .= '{\large '; + } return $currentstring; } @@ -1147,8 +1139,6 @@ sub end_big { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= '}'; - } elsif ($target eq 'latexsource') { - $currentstring .= '}'; } return $currentstring; } @@ -1161,9 +1151,7 @@ sub start_small { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { $currentstring .= '{\footnotesize '; - } elsif ($target eq 'latexsource') { - $currentstring .= '{\footnotesize '; - } + } return $currentstring; } @@ -1174,8 +1162,6 @@ sub end_small { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { $currentstring .= '}'; - } elsif ($target eq 'latexsource') { - $currentstring .= '}'; } return $currentstring; } @@ -1215,7 +1201,12 @@ sub start_font { my $currentstring = ''; if ($target eq 'web') { my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); - if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;} + if ($face=~/symbol/i) { + $Apache::lonxml::prevent_entity_encode++; + } else { + if (($ENV{'browser.fontenhance'} eq 'on') || + ($ENV{'browser.blackwhite'} eq 'on')) { return ''; } + } $currentstring = $token->[4]; } elsif ($target eq 'tex') { my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval); @@ -1347,14 +1338,14 @@ sub start_hr { if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - my $LaTeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,0); + 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 ='0.95\textwidth'; + $LaTeXwidth ='0.9\textwidth'; } my ($pre,$post); my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1); @@ -1365,7 +1356,7 @@ sub start_hr { } elsif ($align eq 'right') { $pre=' \hfill \llap{'; $post='}'; } - $currentstring .= ' \vskip 0 mm \noindent\makebox[\textwidth]{'.$pre.'\makebox['. + $currentstring .= ' \vskip 0 mm \noindent\makebox['.$LaTeXwidth.']{'.$pre.'\makebox['. $LaTeXwidth.'][b]{\hrulefill}'.$post.'}\vskip 0 mm '; } return $currentstring; @@ -1376,8 +1367,7 @@ sub end_hr { my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[2]; - } elsif ($target eq 'tex') { - } + } return $currentstring; } @@ -1402,50 +1392,43 @@ sub end_div { #-- tag sub start_a { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { + my $a=&Apache::lonxml::get_param('href',$parstack,$safeeval,undef,1); + $a=~s/([^\\])%/$1\\\%/g; + $currentstring .= '\ref{'.$a.'}'; } return $currentstring; } sub end_a { - my ($target,$token,$tagstack,$stackref) = @_; + my ($target,$token,$tagstack,$parstack,$safeeval) = @_; 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; } #--