--- loncom/xml/londefdef.pm 2003/06/27 16:12:39 1.146 +++ 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 1.146 2003/06/27 16:12:39 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 @@ -157,10 +156,11 @@ sub start_html { &Apache::lonxml::fontsettings(); } elsif ($target eq 'tex') { @Apache::londefdef::table = (); - $currentstring .= '\documentclass[letterpaper]{article}'. - #'\batchmode'. - '\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} @@ -363,14 +363,32 @@ 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). ''; } + my $display=&Apache::lonxml::get_param + ('display',$parstack,$safeeval,undef,1); + if ($display) { + $display=&HTML::Entities::encode($display); + $currentstring.='<'.$name.'.display>'.$display. + ''; + } } } elsif ($target eq 'tex') { - &Apache::lonxml::startredirection(); + 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; } @@ -445,6 +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) { @@ -1064,7 +1105,7 @@ 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 '; } } return $currentstring; @@ -1160,7 +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,$safeeval); @@ -1292,14 +1338,14 @@ sub start_hr { if ($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,$safeeval,undef,1); @@ -1310,7 +1356,7 @@ sub start_hr { } elsif ($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; @@ -1321,8 +1367,7 @@ sub end_hr { my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[2]; - } elsif ($target eq 'tex') { - } + } return $currentstring; } @@ -1347,11 +1392,14 @@ sub end_div { #-- tag sub start_a { - my ($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; } @@ -1361,9 +1409,6 @@ sub end_a { my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[2]; - } elsif ($target eq 'tex') { - my $href=&Apache::lonxml::get_param('href',$parstack,$safeeval,undef,1); - $currentstring .= '\ref{'.$href.'}'; } return $currentstring; } @@ -1614,10 +1659,16 @@ sub end_dt { #--
tag sub start_dd { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring = $token->[4]; + } elsif ($target eq 'tex') { + if ($$tagstack[-2] eq 'dl') { + $currentstring = ' \item [] '; + } elsif ($$tagstack[-2] eq 'dt') { + $currentstring = ']'; + } } return $currentstring; } @@ -1824,9 +1875,6 @@ sub end_td { } elsif ($target eq 'tex') { my $current_row = $Apache::londefdef::table[-1]{'row_number'}; my $data=&Apache::lonxml::endredirection(); - - $currentstring.=' SSSS '.$data.' FFFF '; - my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0); if (defined $TeXwidth) { my $current_length=&recalc($TeXwidth); @@ -1839,11 +1887,9 @@ sub end_td { $current_length=~/(\d+\.?\d*)/; $Apache::londefdef::table[-1]{'TeXlength'} .= $1.','; $Apache::londefdef::table[-1]{'length'} .= '0,'; - } else { - $data=~/^\s*(\S.*)/; - $data=$1; - $data=~/(.*\S)\s*$/; - $data=$1; + } else { + $data=~s/^\s+(\S.*)/$1/; + $data=~s/(.*\S)\s+$/$1/; my $current_length=2*length($data); $Apache::londefdef::table[-1]{'length'} .= $current_length.','; $Apache::londefdef::table[-1]{'TeXlength'} .= '0,'; @@ -1964,6 +2010,7 @@ sub start_img { } elsif ($width ne '') { $width_param = $width*$scaling; } + if ($width_param > $ENV{'form.textwidth'}) {$width_param =0.95*$ENV{'form.textwidth'}} my $file; my $path; if ($src =~ m!(.*)/([^/]*)$!) {