--- loncom/xml/londefdef.pm 2002/04/04 19:20:33 1.50
+++ loncom/xml/londefdef.pm 2003/03/18 07:26:49 1.121
@@ -1,8 +1,7 @@
-
# The LearningOnline Network with CAPA
# Tags Default Definition Module
#
-# $Id: londefdef.pm,v 1.50 2002/04/04 19:20:33 sakharuk Exp $
+# $Id: londefdef.pm,v 1.121 2003/03/18 07:26:49 www Exp $
#
#
# Copyright Michigan State University Board of Trustees
@@ -45,12 +44,17 @@
package Apache::londefdef;
+use Apache::lonnet();
use strict;
-use Apache::lonxml;
+use Apache::lonxml();
+use Apache::File();
+use Image::Magick;
+use Apache::lonmenu();
+use Apache::lonmeta();
BEGIN {
- &Apache::lonxml::register('Apache::londefdef',('m','html','head','map','select','option','input','textarea','form','meta','title','body','center','b','strong','dt','h1','h2','h3','h4','h5','h6','cite','i','address','dd','dl','dir','ol','ul','menu','dfn','kbd','tt','code','em','q','p','br','big','small','basefont','font','s','sub','strike','sup','hr','a','li','u','output','param','applet','img','embed','allow','frameset','pre','insert','externallink','table'));
+ &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'));
}
@@ -71,7 +75,8 @@ sub start_m {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
- my $inside = &Apache::lonxml::get_all_text("/m",$$parser[-1]);
+ $Apache::lonxml::prevent_entity_encode++;
+ my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
$inside ='\\documentstyle{article}'.$inside;
&Apache::lonxml::debug("M is starting with:$inside:");
my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
@@ -87,7 +92,10 @@ sub start_m {
}
#&Apache::lonxml::debug("M is ends with:$currentstring:");
} elsif ($target eq 'tex') {
- $currentstring = "";
+ $currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
+ if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';}
+ } else {
+ my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
}
return $currentstring;
}
@@ -95,32 +103,69 @@ sub end_m {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
+ $Apache::lonxml::prevent_entity_encode--;
} elsif ($target eq 'tex') {
$currentstring = "";
} elsif ($target eq 'meta') {
}
return $currentstring;
}
+
+sub start_tthoption {
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
+ my $result;
+ if ($target eq 'web') {
+ my $inside = &Apache::lonxml::get_all_text("/tthoption",$parser);
+ $inside=~s/^\s*//;
+ if ($ENV{'browser.mathml'}) {
+ &tth::ttmoptions($inside);
+ } else {
+ &tth::tthoptions($inside);
+ }
+ }
+ return $result;
+}
+
+sub end_tthoption {
+ my ($target,$token) = @_;
+ my $result;
+ return $result;
+}
+
#-- tag
- sub start_html {
- my ($target,$token) = @_;
- my $currentstring = '';
- if ($ENV{'browser.mathml'}) {
- &tth::ttminit();
- } else {
- &tth::tthinit();
- }
- if ($target eq 'web') {
- $currentstring = &Apache::lonxml::xmlbegin().
- &Apache::lonxml::fontsettings();
- } elsif ($target eq 'tex') {
- $currentstring .= '\documentclass[letterpaper]{article}
- \newcommand{\keephidden}[1]{}
- \usepackage[dvips]{graphicx}
- \usepackage{epsfig}';
- }
- return $currentstring;
+sub start_html {
+ my ($target,$token) = @_;
+ my $currentstring = '';
+ if ($ENV{'browser.mathml'}) {
+ &tth::ttminit();
+ if ($ENV{'browser.unicode'}) {
+ &tth::ttmoptions('-L -u1');
+ } else {
+ &tth::ttmoptions('-L -u0');
+ }
+ } else {
+ &tth::tthinit();
+ if ($ENV{'browser.unicode'}) {
+ &tth::tthoptions('-L -u1');
+ } else {
+ &tth::tthoptions('-L -u0');
}
+ }
+ if ($target eq 'web') {
+ $currentstring = &Apache::lonxml::xmlbegin().
+ &Apache::lonxml::fontsettings();
+ } elsif ($target eq 'tex') {
+ @Apache::londefdef::table = ();
+ $currentstring .= '\documentclass[letterpaper]{article}
+ \newcommand{\keephidden}[1]{}
+ \renewcommand{\deg}{$^{\circ}$}
+ \usepackage{textcomp}
+ \usepackage[dvips]{graphicx}
+ \usepackage{epsfig}\usepackage{calc}
+\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}}';
+ }
+ return $currentstring;
+}
sub end_html {
my ($target,$token) = @_;
my $currentstring = '';
@@ -142,7 +187,7 @@ sub end_m {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web') {
- $currentstring = &Apache::lonxml::registerurl(undef,$target).
+ $currentstring = &Apache::lonmenu::registerurl(undef,$target).
$token->[2];
}
return $currentstring;
@@ -280,25 +325,28 @@ sub end_m {
}
#-- tag
sub start_meta {
- my ($target,$token,$tagstack,$parstack,$parser) = @_;
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
my $currentstring = '';
if ($target eq 'web') {
my $args='';
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
if ($args eq '') {
- &Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]);
+ &Apache::lonxml::get_all_text("/meta",$parser);
} else {
$currentstring = $token->[4];
}
}
if ($target eq 'meta') {
- unless ($token->[2]->{'http-equiv'}) {
+ unless (&Apache::lonxml::get_param
+ ('http-equiv',$parstack,$safeeval,undef,1)) {
my $name=$token->[2]->{'name'};
$name=~tr/A-Z/a-z/;
- $name=~s/\s/\_/g;
+ $name=~s/\s/\_/gs;
+ $name=~s/\W//gs;
if ($name) {
$currentstring='<'.$name.'>'.
- $token->[2]->{'content'}.
+ &Apache::lonxml::get_param
+ ('content',$parstack,$safeeval,undef,1).
''.$name.'>';
}
}
@@ -317,15 +365,54 @@ sub end_m {
}
return $currentstring;
}
+# accessrule
+ sub start_accessrule {
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
+ my $currentstring = '';
+ my $eff=&Apache::lonxml::get_param
+ ('effect',$parstack,$safeeval,undef,1);
+ my $realm=&Apache::lonxml::get_param
+ ('realm',$parstack,$safeeval,undef,1);
+ my $cont=&Apache::lonxml::get_param
+ ('content',$parstack,$safeeval,undef,1);
+ $cont=~s/\s+//g;
+ $cont=~s/\W/\;/g;
+ if ($target eq 'web') {
+ my $args='';
+ if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
+ if ($args eq '') {
+ &Apache::lonxml::get_all_text("/accessrule",$parser);
+ } else {
+ $currentstring = $token->[4];
+ }
+ }
+ if ($target eq 'meta') {
+ $currentstring='
]*)>/) { - push @columns,$1; - $counter_columns++; - $textchunk =~ s/<\/td>\s* | ]*)>/$vinc/; - $textchunk =~ s/ | ]*)>//; - $textchunk =~ s/<\/td>//; - $_ = $textchunk; - } - substr($tabletext,0,$boundary) = $textchunk; -#convert row - $tabletext =~ s/<\/tr>/\\\\/; - $_ = $tabletext; + my $inmemory = ''; + my $output = ''; + #construct header of the table + my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'}; + my $in; + for ($in=0;$in<=$Apache::londefdef::table[-1]{'counter_columns'};$in++) { + $header_of_table .= $Apache::londefdef::table[-1]{'columns'}[$in].$Apache::londefdef::table[-1]{'vvinc'}; } - my $default_value = ''; - if ($raws[1] eq 'left') { - $default_value = 'l'; - } elsif ($raws[1] eq 'center') { - $default_value = 'c'; - } elsif ($raws[1] eq 'right') { - $default_value = 'r'; + $header_of_table .= '}'; + #fill the table + for ($in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { + $output .= $Apache::londefdef::table[-1]{'rowdata'}[$in]; + chop $output; + $output .= ' \\\\ '; + } + #define the length of the table cells + my @lengthforoutput = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[0]); + my $how_many_columns = $#lengthforoutput + 1; #total number of columns in the table + my $filled_columns = 0; #number of columns with information about width + my $available_space = ' '; + foreach my $tempo_length (@{ $Apache::londefdef::table[-1]{'lengthrow'} }) { + my @length = split(/,/,$tempo_length); + for (my $ico=0;$ico<=$#lengthforoutput;$ico++) { + $lengthforoutput[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/; + my $old_value = $1; + my $old_unit = $2; + if ($old_unit eq 'cm') { + $old_value = $old_value * 10; + } elsif ($old_unit eq 'in') { + $old_value = $old_value * 25.4; + } elsif ($old_unit eq 'pt') { + $old_value = $old_value * 25.4/72.27; + } elsif ($old_unit eq 'pc') { + $old_value = $old_value * 25.4/6.022; + } + $old_unit = 'mm'; + $length[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/; + my $new_value = $1; + my $new_unit = $2; + if ($new_unit eq 'cm') { + $new_value = $new_value * 10; + } elsif ($old_unit eq 'in') { + $new_value = $new_value * 25.4; + } elsif ($old_unit eq 'pt') { + $new_value = $new_value * 25.4/72.27; + } elsif ($old_unit eq 'pc') { + $new_value = $new_value * 25.4/6.022; + } + $new_unit = 'mm'; + if ($old_value < $new_value) { + $lengthforoutput[$ico] = $new_value.' mm'; + } else { + $lengthforoutput[$ico] = $old_value.' mm'; + } + } + } + for (my $ico=0;$ico<=$#lengthforoutput;$ico++) { + if (not $lengthforoutput[$ico]=~m/^\s*0\s*\w*\s*$/) { + $filled_columns++; + $available_space = $available_space.' - '.$lengthforoutput[$ico]; + } + } + my $temp_file; + my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.tbl"; + if (-e $filename) { + $temp_file = Apache::File->new($filename); + my @tbl_file_content = <$temp_file>; + my ($one,$two,$three) = split(/,/,$tbl_file_content[0]); + $how_many_columns+=$one-1; + $filled_columns+=$two; + if($three=~/\S/) {$available_space = $available_space.' - '.$three;} } else { - $default_value = 'c'; + $temp_file = Apache::File->new('>>'.$filename); + } + print $temp_file "$how_many_columns,$filled_columns,$available_space\n"; + $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; } } - my $header_of_table = '{'.$vvinc; - my $in; - for ($in=0;$in<=$counter_columns;$in++) { - if ($columns[$in] eq 'left') { - $header_of_table .= 'l'.$vvinc; - } elsif ($columns[$in] eq 'center') { - $header_of_table .= 'c'.$vvinc; - } elsif ($columns[$in] eq 'right') { - $header_of_table .= 'r'.$vvinc; - } else { - $header_of_table .= $default_value.$vvinc; + if ($signature) { + my $NumberEmptyLength = $how_many_columns - $filled_columns; + my $SpacePerColumn = '(\textwidth '.$available_space.')/'.$NumberEmptyLength; + my $shorthand = ($filled_columns+1)*4; + $output =~ s/\$SpacePerColumn/$SpacePerColumn - $shorthand mm/g; + } + if ($how_many_columns==1) { #start of block with width correction for one column table + $output=~s/^\s*\\parbox{([^}]*)}/\\parbox{\\textwidth - 1 cm}/; + } #end of block with width correction for one column table + $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 { + $currentstring = $Apache::londefdef::table[-1]{'output'}; + $currentstring =~ s/\\\\\s+\\\\/\\\\/g; + pop @Apache::londefdef::table; + if (-e $filename) { + unlink $filename; } } - $header_of_table .= '}'; - $currentstring .= '\begin{tabular}'.$header_of_table.$tabletext.$hinc.'\end{tabular}'; - } + } return $currentstring; } - sub end_table { +#-- |
tag + sub start_td { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; - $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= - $token->[2]->{'src'}; my $currentstring = ''; - - if ($target eq 'web') { + if ($target eq 'web') { $currentstring = $token->[4]; } elsif ($target eq 'tex') { - my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval); - my $file; - my $path; - if ($src =~ m!(.*)/([^/]*)$!) { - $file = $2; - $path = $1; - if ($path=~m:^/:) { - $path = '/home/httpd/html'.$path; - } elsif ($path =~ /^\./) { - $path = $Apache::lonxml::pwd[-1].'/'.$path; + my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1); + if ($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 { - #else it is a full url don't print - $path = undef; + if (length($data)<5) { + $Apache::londefdef::table[-1]{'length'} .= '0 mm,'; + $tempolen = '6 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 $currentstring; + } +#-- | tag
+ sub start_th {
+ my ($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,$safeeval,undef,1),0,1);
+ if ($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 $currentstring;
+ }
+#-- tag
+ sub start_img {
+ my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
+ my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,
+ undef,1);
+ $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src;
+ my $currentstring = '';
+ my $width_param = '';
+ my $height_param = '';
+ my $scaling = .3;
+
+ if ($target eq 'web') {
+ if ($ENV{'browser.imagesuppress'} ne 'on') {
+ $currentstring = $token->[4];
} else {
- $path = $Apache::lonxml::pwd[-1];
- $file = $src;
+ my $alttag= &Apache::lonxml::get_param
+ ('alt',$parstack,$safeeval,undef,1);
+ unless ($alttag) {
+ $alttag=&Apache::lonmeta::alttag
+ ($Apache::lonxml::pwd[-1],$src);
+ }
+ $currentstring='[IMAGE: '.$alttag.']';
}
- $file=~s/(\.gif|\.jpg)$/\.eps/;
- if ($path) {
- $currentstring = '\graphicspath{{'.$path.'/}}\fbox{\includegraphics{'.$file.'}}';
+ } elsif ($target eq 'tex') {
+ $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
+ &image_replication($src);
+
+ #if original gif/jpg/png 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,$safeeval,
+ undef,1);
+ if ($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;
+ $newsrc =~ s/\.(gif|jpg|png)$/.eps/i;
+ $file=~s/\.(gif|jpg|png)$/.eps/i;
+ #where can we find the picture?
+ if (-e $newsrc) {
+ #eps counterpart for image exist
+ if ($path) {
+ $currentstring .= '\vskip 1 mm \noindent\graphicspath{{'.$path.'}}\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) {
+ $currentstring .= '\vskip 1 mm \noindent\graphicspath{{'.$path.'}}\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";
+ $currentstring .= '\vskip 1 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
+ }
+ }
} else {
- $currentstring = 'See the image at \tt{'.$src.'}';
+ #original image file doesn't exist so check the alt attribute
+ my $alt =
+ &Apache::lonxml::get_param('alt',$parstack,$safeeval,undef,1);
+ unless ($alt) {
+ $alt=&Apache::lonmeta::alttag
+ ($Apache::lonxml::pwd[-1],$src);
+ }
+
+ if ($alt) {
+ $currentstring .= ' '.$alt.' ';
+ } else {
+ # |
---|