--- loncom/xml/londefdef.pm 2001/12/07 22:23:37 1.36 +++ loncom/xml/londefdef.pm 2002/07/11 14:40:14 1.69 @@ -1,7 +1,8 @@ # The LearningOnline Network with CAPA # Tags Default Definition Module # -# $Id: londefdef.pm,v 1.36 2001/12/07 22:23:37 albertel Exp $ +# $Id: londefdef.pm,v 1.69 2002/07/11 14:40:14 sakharuk Exp $ +# # # Copyright Michigan State University Board of Trustees # @@ -39,15 +40,18 @@ # # last modified 06/26/00 by Alexander Sakharuk # 11/6,11/30,02/01/01,5/4 Gerd Kortemeyer +# 01/18 Alex Sakharuk package Apache::londefdef; +use Apache::lonnet; use strict; use Apache::lonxml; +use Apache::File(); -sub BEGIN { +BEGIN { - &Apache::lonxml::register('Apache::londefdef',('m','html','head','map','select','option','input','textarea','form','meta','title','body','center','b','strong','table','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','tr','td','allow','frameset')); + &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','tr','th','td','blankspace','bubble','bubbles','bubbleline')); } @@ -68,15 +72,21 @@ sub start_m { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; if ($target eq 'web') { + $Apache::lonxml::prevent_entity_encode++; my $inside = &Apache::lonxml::get_all_text("/m",$$parser[-1]); $inside ='\\documentstyle{article}'.$inside; - #&Apache::lonxml::debug("M is starting with:$inside:"); + &Apache::lonxml::debug("M is starting with:$inside:"); my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval); if ($eval eq 'on') { $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]); #&Apache::lonxml::debug("M is evaulated to:$inside:"); } $currentstring = &Apache::lontexconvert::converted(\$inside); + if ($Apache::lontexconvert::errorstring) { + &Apache::lonxml::warning("tth error: ". + $Apache::lontexconvert::errorstring); + $Apache::lontexconvert::errorstring=''; + } #&Apache::lonxml::debug("M is ends with:$currentstring:"); } elsif ($target eq 'tex') { $currentstring = ""; @@ -87,6 +97,7 @@ sub end_m { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { + $Apache::lonxml::prevent_entity_encode--; } elsif ($target eq 'tex') { $currentstring = ""; } elsif ($target eq 'meta') { @@ -97,20 +108,20 @@ sub end_m { 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') { + @Apache::londefdef::table = (); $currentstring .= '\documentclass[letterpaper]{article} - \setlength{\oddsidemargin}{-40pt} - \setlength{\evensidemargin}{-60pt} - \setlength{\topmargin}{200pt} - \setlength{\textwidth}{4.4in} - \setlength{\textheight}{6.8in} - \setlength{\parindent}{20pt} - \setlength{\marginparwidth}{90pt} - \setlength{\textfloatsep}{8pt plus 2.0pt minus 4.0pt} - \newcommand{\keephidden}[1]{}'; + \newcommand{\keephidden}[1]{} + \usepackage[dvips]{graphicx} + \usepackage{epsfig}\usepackage{calc}'; } return $currentstring; } @@ -135,7 +146,7 @@ sub end_m { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { - $currentstring = &Apache::lonxml::registerurl(). + $currentstring = &Apache::lonxml::registerurl(undef,$target). $token->[2]; } return $currentstring; @@ -312,11 +323,13 @@ sub end_m { } #--
tag sub start_body { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; +# my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { if (!$Apache::lonxml::registered) { - $currentstring.=''.&Apache::lonxml::registerurl().''; + $currentstring.=''. + &Apache::lonxml::registerurl(undef,$target).''; } my $onLoad=''; foreach my $key (keys(%{$token->[2]})) { @@ -325,7 +338,8 @@ sub end_m { delete($token->[2]->{$key}); } } - $token->[2]->{'onLoad'}=$onLoad.&Apache::lonxml::loadevents(); + $token->[2]->{'onLoad'}=&Apache::lonxml::loadevents(). + ';'.$onLoad; my $onUnload=''; foreach my $key (keys(%{$token->[2]})) { if ($key =~ /^onunload$/i) { @@ -333,14 +347,21 @@ sub end_m { delete($token->[2]->{$key}); } } - $token->[2]->{'onUnload'}=$onUnload. - &Apache::lonxml::unloadevents(); + $token->[2]->{'onUnload'}=&Apache::lonxml::unloadevents(). + ';'.$onUnload; $currentstring .= '<'.$token->[1]; - map { - $currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"'; - } keys %{$token->[2]}; + foreach (keys %{$token->[2]}) { + $currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"'; + } $currentstring.='>'; + if ($ENV{'request.state'} ne 'published') { + $currentstring.=(<tag sub start_td { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring = $token->[4]; } elsif ($target eq 'tex') { - $currentstring = ''; + 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 $currentstring = ''; if ($target eq 'web') { - $currentstring = $token->[2]; + $currentstring = $token->[2]; + } elsif ($target eq 'tex') { + my $current_row = $Apache::londefdef::table[-1]{'row_number'}; + my $data=&Apache::lonxml::endredirection(); + @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= $data.' '.$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') { - $currentstring = ""; + 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(); + @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\bf{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'}; + } + return $currentstring; } #-- tag - sub start_img { - my ($target,$token) = @_; - $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; + $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= $token->[2]->{'src'}; my $currentstring = ''; - if ($target eq 'web') { + my $width_param = ''; + my $height_param = ''; + my $scaling = .3; + + if ($target eq 'web') { $currentstring = $token->[4]; } elsif ($target eq 'tex') { - $currentstring = " \\begin{figure} "; - } - return $currentstring; + my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval); + $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); + if ($src=~m/\.(gif|GIF)$/) { + my $gif_file = Apache::File->new($src); + binmode ($gif_file); + my ($buff,$imagesize); + read ($gif_file,$buff,6); + read ($gif_file,$imagesize,4); + my ($xlsb,$xmsb,$ylsb,$ymsb) = split(//,$imagesize); + my $image_width=ord($xlsb)+ord($xmsb)*256; + my $image_height=ord($ylsb)+ord($ymsb)*256; + $width_param = $image_width * $scaling; #default value of the picture's width + $height_param = $image_height * $scaling; #default value of the picture's height + } + my $epssrc = $src; + $epssrc =~ s/(\.gif|\.jpg)$/\.eps/i; + if (not -e $epssrc) { + my $localfile = $epssrc; + $localfile =~ s/.*(\/res)/$1/; + my $file; + my $path; + if ($localfile =~ m!(.*)/([^/]*)$!) { + $file = $2; + $path = $1.'/'; + } + my $signal_eps = 0; + my @content_directory = &Apache::lonnet::dirlist($path); + for (my $iy=0;$iy<=$#content_directory;$iy++) { + my @tempo_array = split(/&/,$content_directory[$iy]); + $content_directory[$iy] = $tempo_array[0]; + if ($file eq $tempo_array[0]) { + $signal_eps = 1; + last; + } + } + if ($signal_eps) { + my $eps_file = &Apache::lonnet::getfile($localfile); + } else { + $localfile = $src; + $localfile =~ s/.*(\/res)/$1/; + my $as = &Apache::lonnet::getfile($src); + } + } + 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; + #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 '') { + $width_param = $TeXwidth; + } elsif ($TeXheight ne '') { + $width_param = $TeXheight/$height_param*$width_param; + } elsif ($width ne '') { + $width_param = $width*$scaling; + } + #where can we find the picture? + if (-e $newsrc) { + if ($path) { + $currentstring .= '\noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} '; + } + } else { + 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.'}} '; + } + } + return $currentstring; } sub end_img { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { - $currentstring = $token->[2]; + $currentstring = $token->[2]; } elsif ($target eq 'tex') { - $currentstring = " \\end{figure}"; - } + $currentstring = ''; + } return $currentstring; } #-- |
---|