version 1.260, 2005/03/02 22:26:36
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version 1.271, 2005/05/17 23:27:25
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Line 39
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Line 39
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package Apache::londefdef; |
package Apache::londefdef; |
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use Apache::lonnet(); |
use Apache::lonnet; |
use strict; |
use strict; |
use Apache::lonxml; |
use Apache::lonxml; |
use Apache::File(); |
use Apache::File(); |
Line 132 sub start_tthoption {
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Line 132 sub start_tthoption {
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if ($target eq 'web') { |
if ($target eq 'web') { |
my $inside = &Apache::lonxml::get_all_text("/tthoption",$parser); |
my $inside = &Apache::lonxml::get_all_text("/tthoption",$parser); |
$inside=~s/^\s*//; |
$inside=~s/^\s*//; |
if ($ENV{'browser.mathml'}) { |
if ($env{'browser.mathml'}) { |
&tth::ttmoptions($inside); |
&tth::ttmoptions($inside); |
} else { |
} else { |
&tth::tthoptions($inside); |
&tth::tthoptions($inside); |
Line 151 sub end_tthoption {
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Line 151 sub end_tthoption {
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sub start_html { |
sub start_html { |
my ($target,$token) = @_; |
my ($target,$token) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
my $options=$ENV{'course.'.$ENV{'request.course.id'}.'.tthoptions'}; |
my $options=$env{'course.'.$env{'request.course.id'}.'.tthoptions'}; |
&Apache::lontexconvert::init_tth(); |
&Apache::lontexconvert::init_tth(); |
if ($target eq 'web' || $target eq 'edit') { |
if ($target eq 'web' || $target eq 'edit' || $target eq 'webgrade' ) { |
$currentstring = &Apache::lonxml::xmlbegin(); |
$currentstring = &Apache::lonxml::xmlbegin(); |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
@Apache::londefdef::table = (); |
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$currentstring .= '\documentclass[letterpaper]{article}'; |
$currentstring .= '\documentclass[letterpaper]{article}'; |
if (($ENV{'form.latex_type'}=~'batchmode') || |
if (($env{'form.latex_type'}=~'batchmode') || |
(!$ENV{'request.role.adv'})) {$currentstring .='\batchmode';} |
(!$env{'request.role.adv'})) {$currentstring .='\batchmode';} |
$currentstring .= '\newcommand{\keephidden}[1]{}'. |
$currentstring .= '\newcommand{\keephidden}[1]{}'. |
'\renewcommand{\deg}{$^{\circ}$}'. |
'\renewcommand{\deg}{$^{\circ}$}'. |
'\usepackage{longtable}'. |
'\usepackage{longtable}'. |
Line 202 sub start_head {
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Line 201 sub start_head {
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sub end_head { |
sub end_head { |
my ($target,$token) = @_; |
my ($target,$token) = @_; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web' && $ENV{'request.state'} eq 'published') { |
if ($target eq 'web' && $env{'request.state'} eq 'published') { |
$currentstring = &Apache::lonmenu::registerurl(undef,$target). |
$currentstring = &Apache::lonmenu::registerurl(undef,$target). |
$token->[2]; |
$token->[2]; |
} |
} |
Line 490 sub start_body {
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Line 489 sub start_body {
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return ''; |
return ''; |
} |
} |
if (!$Apache::lonxml::registered && |
if (!$Apache::lonxml::registered && |
$ENV{'request.state'} eq 'published') { |
$env{'request.state'} eq 'published') { |
$currentstring.='<head>'. |
$currentstring.='<head>'. |
&Apache::lonmenu::registerurl(undef,$target).'</head>'; |
&Apache::lonmenu::registerurl(undef,$target).'</head>'; |
} |
} |
# Accessibility |
# Accessibility |
if ($ENV{'browser.imagesuppress'} eq 'on') { |
if ($env{'browser.imagesuppress'} eq 'on') { |
delete($token->[2]->{'background'}); |
delete($token->[2]->{'background'}); |
} |
} |
if ($ENV{'browser.fontenhance'} eq 'on') { |
if ($env{'browser.fontenhance'} eq 'on') { |
my $style=''; |
my $style=''; |
foreach my $key (keys(%{$token->[2]})) { |
foreach my $key (keys(%{$token->[2]})) { |
if ($key =~ /^style$/i) { |
if ($key =~ /^style$/i) { |
Line 508 sub start_body {
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Line 507 sub start_body {
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} |
} |
$token->[2]->{'style'}=$style.'; font-size: x-large;'; |
$token->[2]->{'style'}=$style.'; font-size: x-large;'; |
} |
} |
if ($ENV{'browser.blackwhite'} eq 'on') { |
if ($env{'browser.blackwhite'} eq 'on') { |
delete($token->[2]->{'font'}); |
delete($token->[2]->{'font'}); |
delete($token->[2]->{'link'}); |
delete($token->[2]->{'link'}); |
delete($token->[2]->{'alink'}); |
delete($token->[2]->{'alink'}); |
Line 535 sub start_body {
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Line 534 sub start_body {
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$token->[2]->{'onunload'}=&Apache::lonmenu::unloadevents(). |
$token->[2]->{'onunload'}=&Apache::lonmenu::unloadevents(). |
';'.$onUnload; |
';'.$onUnload; |
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if ($ENV{'request.state'} ne 'construct') { |
if ($env{'request.state'} ne 'construct') { |
$currentstring .= '<'.$token->[1]; |
$currentstring .= '<'.$token->[1]; |
} |
} |
foreach (keys %{$token->[2]}) { |
foreach (keys %{$token->[2]}) { |
$currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"'; |
$currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"'; |
} |
} |
if ($ENV{'request.state'} ne 'construct') { |
if ($env{'request.state'} ne 'construct') { |
$currentstring.='>'; |
$currentstring.='>'; |
} |
} |
if ($ENV{'request.state'} ne 'published') { |
if ($env{'request.state'} ne 'published') { |
my $remote=($ENV{'environment.remote'} ne 'off'); |
my $remote=($env{'environment.remote'} ne 'off'); |
$currentstring=&Apache::loncommon::bodytag(undef,undef, |
$currentstring=&Apache::loncommon::bodytag(undef,undef, |
$currentstring,$remote); |
$currentstring,$remote); |
$currentstring.=(<<EDITBUTTON); |
$currentstring.=(<<EDITBUTTON); |
Line 1126 sub start_p {
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Line 1125 sub start_p {
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if ($align eq 'center') { |
if ($align eq 'center') { |
$currentstring='\begin{center}\par'; |
$currentstring='\begin{center}\par'; |
} elsif ($align eq 'right') { |
} elsif ($align eq 'right') { |
$currentstring='\makebox['.$ENV{'form.textwidth'}.']{\hfill\llap{'; |
$currentstring='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{'; |
} elsif ($align eq 'left') { |
} elsif ($align eq 'left') { |
$currentstring='\noindent\makebox['.$ENV{'form.textwidth'}.']{\rlap{'; |
$currentstring='\noindent\makebox['.$env{'form.textwidth'}.']{\rlap{'; |
} else { |
} else { |
$currentstring='\par '; |
$currentstring='\par '; |
} |
} |
Line 1277 sub start_font {
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Line 1276 sub start_font {
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if ($target eq 'web') { |
if ($target eq 'web') { |
my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); |
my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); |
if ($face!~/symbol/i) { |
if ($face!~/symbol/i) { |
if (($ENV{'browser.fontenhance'} eq 'on') || |
if (($env{'browser.fontenhance'} eq 'on') || |
($ENV{'browser.blackwhite'} eq 'on')) { return ''; } |
($env{'browser.blackwhite'} eq 'on')) { return ''; } |
} |
} |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
Line 1826 sub start_table {
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Line 1825 sub start_table {
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$Apache::londefdef::table[-1]{'row_number'} = -1; |
$Apache::londefdef::table[-1]{'row_number'} = -1; |
#maximum table's width (default coincides with text line length) |
#maximum table's width (default coincides with text line length) |
if ($#Apache::londefdef::table==0) { |
if ($#Apache::londefdef::table==0) { |
$textwidth=&recalc($ENV{'form.textwidth'}); #result is always in mm |
$textwidth=&recalc($env{'form.textwidth'}); #result is always in mm |
$textwidth=~/(\d+\.?\d*)/; |
$textwidth=~/(\d+\.?\d*)/; |
$textwidth=0.95*$1; #accounts "internal" LaTeX space for table frame |
$textwidth=0.95*$1; #accounts "internal" LaTeX space for table frame |
} else { |
} else { |
Line 2450 sub start_img {
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Line 2449 sub start_img {
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# Render unto browsers that which are the browser's... |
# Render unto browsers that which are the browser's... |
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if ($target eq 'web') { |
if ($target eq 'web') { |
if ($ENV{'browser.imagesuppress'} ne 'on') { |
if ($env{'browser.imagesuppress'} ne 'on') { |
$currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}); |
$currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}); |
} else { |
} else { |
my $alttag= &Apache::lonxml::get_param |
my $alttag= &Apache::lonxml::get_param |
Line 2495 sub start_img {
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Line 2494 sub start_img {
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if(!$latex_rendering) { |
if(!$latex_rendering) { |
$latex_rendering = "parbox"; |
$latex_rendering = "parbox"; |
} |
} |
&Apache::lonxml::debug("LaTeX rendering = $latex_rendering"); |
&Apache::lonxml::debug("LaTeX rendering = $latex_rendering image file: $src"); |
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#if original gif/jpg/png file exist do following: |
#if original gif/jpg/png file exist do following: |
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my $origsrc=$src; |
my ($path,$file) = &get_eps_image($src); |
my ($path,$file) = &get_eps_image($src); |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
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&Apache::lonxml::debug("path = $path file = $file src = $src"); |
if (-e $src) { |
if (-e $src) { |
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&Apache::lonxml::debug("$src exists"); |
my ($height_param,$width_param)= |
my ($height_param,$width_param)= |
&image_size($src,0.3,$parstack,$safeeval); |
&image_size($origsrc,0.3,$parstack,$safeeval); |
$currentstring .= '\graphicspath{{'.$path.'}}' |
my $destpath = $path; |
.'\includegraphics[width='.$width_param.' mm,height='.$height_param.'mm]{'.$file.'} '; |
$destpath =~ s/ /\_/g; # Spaces in path cause LaTex to vomit. |
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my $destfile = $file; |
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$destfile =~ s/ /\_/g; |
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my $size; |
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if ($width_param) { $size.='width='.$width_param.' mm,'; } |
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if ($height_param) { $size.='height='.$height_param.' mm]'; } |
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$size='['.$size; |
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$size=~s/,$/]/; |
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$currentstring .= '\graphicspath{{'.$destpath.'}}' |
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.'\includegraphics'.$size.'{'.$destfile.'} '; |
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# If there's an alignment specification we need to honor it here. |
# If there's an alignment specification we need to honor it here. |
# For the horizontal alignments, we will also honor the |
# For the horizontal alignments, we will also honor the |
Line 2537 sub start_img {
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Line 2548 sub start_img {
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# $currentstring = '\raisebox{'.$height_param.'mm}{'.$currentstring.'}'; |
# $currentstring = '\raisebox{'.$height_param.'mm}{'.$currentstring.'}'; |
} |
} |
} else { |
} else { |
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&Apache::lonxml::debug("$src does not exist"); |
#original image file doesn't exist so check the alt attribute |
#original image file doesn't exist so check the alt attribute |
my $alt = |
my $alt = |
&Apache::lonxml::get_param('alt',$parstack,$safeeval,undef,1); |
&Apache::lonxml::get_param('alt',$parstack,$safeeval,undef,1); |
Line 2615 sub start_img {
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Line 2627 sub start_img {
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} |
} |
if ($ctag) {$currentstring=&Apache::edit::rebuild_tag($token);} |
if ($ctag) {$currentstring=&Apache::edit::rebuild_tag($token);} |
} |
} |
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return $currentstring; |
return $currentstring; |
} |
} |
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Line 2642 sub start_applet {
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Line 2655 sub start_applet {
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my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'web') { |
if ($ENV{'browser.appletsuppress'} ne 'on') { |
if ($env{'browser.appletsuppress'} ne 'on') { |
$currentstring = &Apache::lonenc::encrypt_ref($token, |
$currentstring = &Apache::lonenc::encrypt_ref($token, |
{'code'=>$code, |
{'code'=>$code, |
'archive'=>$archive} |
'archive'=>$archive} |
Line 2688 sub start_embed {
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Line 2701 sub start_embed {
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$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src; |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src; |
my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'web') { |
if ($ENV{'browser.embedsuppress'} ne 'on') { |
if ($env{'browser.embedsuppress'} ne 'on') { |
$currentstring=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}); |
$currentstring=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}); |
} else { |
} else { |
my $alttag=&Apache::lonxml::get_param |
my $alttag=&Apache::lonxml::get_param |
Line 2784 sub start_frameset {
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Line 2797 sub start_frameset {
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my $currentstring = ''; |
my $currentstring = ''; |
if ($target eq 'web') { |
if ($target eq 'web') { |
if (!$Apache::lonxml::registered && |
if (!$Apache::lonxml::registered && |
$ENV{'request.state'} eq 'published') { |
$env{'request.state'} eq 'published') { |
$currentstring.='<head>'. |
$currentstring.='<head>'. |
&Apache::lonmenu::registerurl(undef,$target).'</head>'; |
&Apache::lonmenu::registerurl(undef,$target).'</head>'; |
} |
} |
Line 3749 sub image_replication {
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Line 3762 sub image_replication {
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$pssrc =~ s/\.(gif|jpg|jpeg|png)$/.ps/i; |
$pssrc =~ s/\.(gif|jpg|jpeg|png)$/.ps/i; |
if (not -e $epssrc && not -e $pssrc) { |
if (not -e $epssrc && not -e $pssrc) { |
my $result=&Apache::lonnet::repcopy($epssrc); |
my $result=&Apache::lonnet::repcopy($epssrc); |
if ($result ne 'OK') { &Apache::lonnet::repcopy($pssrc); } |
if ($result ne 'ok') { &Apache::lonnet::repcopy($pssrc); } |
} |
} |
return ''; |
return ''; |
} |
} |
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# |
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# Get correct sizing parameter for an image given |
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# it's initial ht. and wid. This allows sizing of |
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# images that are generated on-the-fly (e.g. gnuplot) |
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# as well as serving as a utility for image_size. |
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# |
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# Parameter: |
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# height_param |
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# width_param - Initial picture dimensions. |
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# scaling - A scale factor. |
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# parstack, |
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# safeeval, |
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# depth, |
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# cis - The usual xml stuff ??? |
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# |
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# Returns: |
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# height, width - new dimensions. |
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# |
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sub resize_image { |
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my ($height_param, $width_param, $scaling, |
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$parstack, $safeeval, $depth, $cis) = @_; |
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# First apply the scaling... |
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$height_param = $height_param * $scaling; |
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$width_param = $width_param * $scaling; |
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sub image_size { |
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my ($src,$scaling,$parstack,$safeeval,$depth,$cis)=@_; |
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#size of image from gif/jpg/jpeg/png |
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$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
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my $image = Image::Magick->new; |
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my $current_figure = $image->Read($src); |
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my $width_param = $image->Get('width') * $scaling;; |
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my $height_param = $image->Get('height') * $scaling;; |
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undef($image); |
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#do we have any specified LaTeX size of the picture? |
#do we have any specified LaTeX size of the picture? |
my $toget='TeXwidth'; if ($cis) { $toget=lc($toget); } |
my $toget='TeXwidth'; |
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if ($cis) { |
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$toget=lc($toget); |
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} |
my $TeXwidth = &Apache::lonxml::get_param($toget,$parstack, |
my $TeXwidth = &Apache::lonxml::get_param($toget,$parstack, |
$safeeval,$depth,$cis); |
$safeeval,$depth,$cis); |
$toget='TeXheight'; if ($cis) { $toget=lc($toget); } |
$toget='TeXheight'; if ($cis) { $toget=lc($toget); } |
Line 3776 sub image_size {
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Line 3809 sub image_size {
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if ($TeXwidth) { |
if ($TeXwidth) { |
my $old_width_param=$width_param; |
my $old_width_param=$width_param; |
if ($TeXwidth=~/(\d+)\s*\%/) { |
if ($TeXwidth=~/(\d+)\s*\%/) { |
$width_param = $1*$ENV{'form.textwidth'}/100; |
$width_param = $1*$env{'form.textwidth'}/100; |
} else { |
} else { |
$width_param = $TeXwidth; |
$width_param = $TeXwidth; |
} |
} |
$height_param=$TeXwidth/$old_width_param*$height_param; |
if ($TeXheight) { |
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$height_param = $TeXheight; |
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} elsif ($old_width_param) { |
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$height_param=$TeXwidth/$old_width_param*$height_param; |
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} |
} elsif ($TeXheight) { |
} elsif ($TeXheight) { |
$height_param = $TeXheight; |
$height_param = $TeXheight; |
$width_param = $TeXheight/$height_param*$width_param; |
if ($height_param) { |
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$width_param = $TeXheight/$height_param*$width_param; |
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} |
} elsif ($width) { |
} elsif ($width) { |
my $old_width_param=$width_param; |
my $old_width_param=$width_param; |
$width_param = $width*$scaling; |
$width_param = $width*$scaling; |
$height_param=$width_param/$old_width_param*$height_param; |
if ($old_width_param) { |
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$height_param=$width_param/$old_width_param*$height_param; |
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} |
} |
} |
if ($width_param > $ENV{'form.textwidth'}) { |
if ($width_param > $env{'form.textwidth'}) { |
my $old_width_param=$width_param; |
my $old_width_param=$width_param; |
$width_param =0.95*$ENV{'form.textwidth'}; |
$width_param =0.95*$env{'form.textwidth'}; |
$height_param=$width_param/$old_width_param*$height_param; |
if ($old_width_param) { |
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$height_param=$width_param/$old_width_param*$height_param; |
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} |
} |
} |
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return ($height_param, $width_param); |
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} |
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sub image_size { |
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my ($src,$scaling,$parstack,$safeeval,$depth,$cis)=@_; |
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#size of image from gif/jpg/jpeg/png |
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my $ressrc=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
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if (-e $ressrc) { |
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$src = $ressrc; |
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} |
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my $image = Image::Magick->new; |
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my $current_figure = $image->Read($src); |
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my $width_param = $image->Get('width'); |
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my $height_param = $image->Get('height'); |
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&Apache::lonxml::debug("Image magick says: $src : Height = $height_param width = $width_param"); |
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undef($image); |
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($height_param, $width_param) = &resize_image($height_param, $width_param, |
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$scaling, $parstack, $safeeval, |
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$depth, $cis); |
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return ($height_param, $width_param); |
return ($height_param, $width_param); |
} |
} |
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Line 3811 sub image_height {
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Line 3877 sub image_height {
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sub get_eps_image { |
sub get_eps_image { |
my ($src)=@_; |
my ($src)=@_; |
my $orig_src=$src; |
my $orig_src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1], $src); |
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&Apache::lonxml::debug("get_eps_image: Original image: $orig_src<BR />"); |
$src=~s/\.(gif|png|jpg|jpeg)$/\.eps/i; |
$src=~s/\.(gif|png|jpg|jpeg)$/\.eps/i; |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
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&Apache::lonxml::debug("Filelocation gives; $src <BR />"); |
if (! -e $src) { |
if (! -e $src) { |
if (&Apache::lonnet::repcopy($src) ne 'OK' ) { |
&Apache::lonxml::debug("$src does not exist"); |
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if (&Apache::lonnet::repcopy($src) ne 'ok' ) { |
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&Apache::lonxml::debug("Repcopy of $src failed (1)"); |
#if replication failed try to find ps file |
#if replication failed try to find ps file |
$src=~s/\.eps$/\.ps/; |
$src=~s/\.eps$/\.ps/; |
#if no ps file try to replicate it |
&Apache::lonxml::debug("Now looking for $src"); |
if (not -e $src && |
#if no ps file try to replicate it. |
&Apache::lonnet::repcopy($src) ne 'OK') { |
my $didrepcopy = &Apache::lonnet::repcopy($src); |
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&Apache::lonxml::debug("repcopy of $src ... $didrepcopy"); |
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if ( (not -e $src) || |
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($didrepcopy ne 'ok')) { |
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&Apache::lonxml::debug("Failed to find or replicate $src"); |
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#if replication failed try to produce eps file dynamically |
#if replication failed try to produce eps file dynamically |
$src=~s/\.ps$/\.eps/; |
$src=~s/\.ps$/\.eps/; |
my $temp_file; |
my $temp_file; |
open(FILE,">>/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat"); |
open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"); |
my $newsrc=$orig_src; |
my $newsrc=$orig_src; |
$newsrc =~ s|(.*)/res/|/home/httpd/html/res/|; |
$newsrc =~ s|(.*)/res/|/home/httpd/html/res/|; |
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&Apache::lonxml::debug("queueing $newsrc for dynamic eps production. <BR/>"); |
print FILE "$newsrc\n"; |
print FILE "$newsrc\n"; |
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close FILE; |
$src=~s|/home/httpd/html/res|/home/httpd/prtspool|; |
$src=~s|/home/httpd/html/res|/home/httpd/prtspool|; |
$src=~s|/home/([^/]*)/public_html/|/home/httpd/prtspool/$1/|; |
$src=~s|/home/([^/]*)/public_html/|/home/httpd/prtspool/$1/|; |
} |
} |
} |
} |
} |
} |
my ($path,$file)=($src=~m|(.*)/([^/]*)$|); |
my ($path,$file)=($src=~m|(.*)/([^/]*)$|); |
|
&Apache::lonxml::debug("get_eps_image returning: $path / $file<BR />"); |
return ($path.'/',$file); |
return ($path.'/',$file); |
} |
} |
|
|
sub eps_generation { |
sub eps_generation { |
my ($src,$file,$width_param) = @_; |
my ($src,$file,$width_param) = @_; |
my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat"; |
my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"; |
my $temp_file = Apache::File->new('>>'.$filename); |
my $temp_file = Apache::File->new('>>'.$filename); |
print $temp_file "$src\n"; |
print $temp_file "$src\n"; |
my $newsrc = $src; |
my $newsrc = $src; |