--- loncom/xml/londefdef.pm 2002/02/21 04:10:31 1.42 +++ loncom/xml/londefdef.pm 2002/07/16 21:03:26 1.74 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Tags Default Definition Module # -# $Id: londefdef.pm,v 1.42 2002/02/21 04:10:31 albertel Exp $ +# $Id: londefdef.pm,v 1.74 2002/07/16 21:03:26 sakharuk Exp $ # # # Copyright Michigan State University Board of Trustees @@ -44,12 +44,15 @@ package Apache::londefdef; +use Apache::lonnet; use strict; use Apache::lonxml; +use Apache::File(); +use Image::Magick; 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','pre')); + &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')); } @@ -70,7 +73,8 @@ 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,$safeeval); @@ -86,7 +90,9 @@ sub start_m { } #&Apache::lonxml::debug("M is ends with:$currentstring:"); } elsif ($target eq 'tex') { - $currentstring = ""; + $currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); + } else { + my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser); } return $currentstring; } @@ -94,6 +100,7 @@ sub end_m { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { + $Apache::lonxml::prevent_entity_encode--; } elsif ($target eq 'tex') { $currentstring = ""; } elsif ($target eq 'meta') { @@ -113,17 +120,11 @@ sub end_m { $currentstring = &Apache::lonxml::xmlbegin(). &Apache::lonxml::fontsettings(); } elsif ($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]{} - \usepackage[dvips]{graphicx}'; + \usepackage[dvips]{graphicx} + \usepackage{epsfig}\usepackage{calc}'; } return $currentstring; } @@ -148,7 +149,7 @@ sub end_m { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { - $currentstring = &Apache::lonxml::registerurl(). + $currentstring = &Apache::lonxml::registerurl(undef,$target). $token->[2]; } return $currentstring; @@ -330,7 +331,8 @@ sub end_m { 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]})) { @@ -339,7 +341,8 @@ 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) { @@ -347,8 +350,8 @@ sub end_m { delete($token->[2]->{$key}); } } - $token->[2]->{'onUnload'}=$onUnload. - &Apache::lonxml::unloadevents(); + $token->[2]->{'onUnload'}=&Apache::lonxml::unloadevents(). + ';'.$onUnload; $currentstring .= '<'.$token->[1]; foreach (keys %{$token->[2]}) { @@ -358,7 +361,7 @@ sub end_m { if ($ENV{'request.state'} ne 'published') { $currentstring.=(< - + EDITBUTTON } @@ -839,7 +842,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= '\\\\'; + $currentstring .= '\vskip 0 mm'; } elsif ($target eq 'latexsource') { $currentstring .= '\\'; } @@ -922,17 +925,21 @@ EDITBUTTON } #-- tag sub start_font { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $currentstring = ''; if ($target eq 'web') { + my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); + if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;} $currentstring = $token->[4]; } return $currentstring; } sub end_font { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $currentstring = ''; if ($target eq 'web') { + my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval); + if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;} $currentstring = $token->[2]; } return $currentstring; @@ -1028,7 +1035,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= "\\hline "; + $currentstring .= '\vskip 0 mm \noindent\makebox[\textwidth - 8 mm][b]{\hrulefill}'; } return $currentstring; } @@ -1264,12 +1271,26 @@ EDITBUTTON } #-- tag sub start_table { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring = $token->[4]; } elsif ($target eq 'tex') { - $currentstring = ''; + my $aa = {}; + push @Apache::londefdef::table, $aa; + $Apache::londefdef::table[-1]{'row_number'} = -1; + $Apache::londefdef::table[-1]{'output'} = '\begin{tabular} '; + my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval); + unless (defined $border) { $border = 0; } + if ($border) { + $Apache::londefdef::table[-1]{'hinc'} = '\hline '; + $Apache::londefdef::table[-1]{'vinc'} = '&'; + $Apache::londefdef::table[-1]{'vvinc'} = '|'; + } else { + $Apache::londefdef::table[-1]{'hinc'} = ''; + $Apache::londefdef::table[-1]{'vinc'} = '&'; + $Apache::londefdef::table[-1]{'vvinc'} = ''; + } } return $currentstring; } @@ -1279,84 +1300,219 @@ EDITBUTTON if ($target eq 'web') { $currentstring = $token->[2]; } elsif ($target eq 'tex') { - $currentstring = ''; - } + my $inmemory = ''; + my $output = ''; + 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'}; + } + $header_of_table .= '}'; + for ($in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { + $output .= $Apache::londefdef::table[-1]{'rowdata'}[$in]; + chop $output; + $output .= ' \\\\ '; + } + my @length = split(/,/,$Apache::londefdef::table[-1]{'length'}); + my $how_many_columns = $#length+1; + my $parboxlength = '(\textwidth'; + for (my $io=0; $io<=$#length;$io++) { + if ($length[$io] ne '') { + $parboxlength .= ' - '.$length[$io].' '; + } + } + $parboxlength .= ')/'.$how_many_columns.' - 7 mm'; + $output =~ s/\\parbox{}/\\parbox{$parboxlength}/g; + $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; + } + } return $currentstring; } #-- tag sub start_tr { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring = $token->[4]; } elsif ($target eq 'tex') { - $currentstring = ''; + $Apache::londefdef::table[-1]{'row_number'}++; + my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1); + if ($alignchar ne '') { + push @ {$Apache::londefdef::table[-1]{'rows'} }, $alignchar; + } else { + push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l'; + } + push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'}); + $Apache::londefdef::table[-1]{'counter_columns'} = -1; + $Apache::londefdef::table[-1]{'length'} = ''; #just added + } return $currentstring; - } + } sub end_tr { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { - $currentstring = $token->[2]; + $currentstring = $token->[2]; } elsif ($target eq 'tex') { - $currentstring = ''; - } +# $currentstring .= ' START ROW '. $Apache::londefdef::table[-1]{'rowdata'}[$Apache::londefdef::table[-1]{'row_number'}].' END ROW '; + } return $currentstring; } #--
tag sub start_td { - my ($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 $data=&Apache::lonxml::endredirection(); + if ($data=~m/width\s*=\s*(\d+\.*\d*\s*(mm|cm))/) { #just added + $Apache::londefdef::table[-1]{'length'} .= $1.','; #just added + } #just added + @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$1.'}{'.$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 $data=&Apache::lonxml::endredirection(); + if ($data=~m/width\s*=\s*(\d+\.*\d*\s*(mm|cm))/) { #just added + $Apache::londefdef::table[-1]{'length'} .= $1.','; #just added + } #just added + @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$1.'}{\textbf{'.$data.'}} '.$Apache::londefdef::table[-1]{'vinc'}; + } + return $currentstring; } #-- tag sub start_img { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; - $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= + $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= $token->[2]->{'src'}; my $currentstring = ''; + my $width_param = ''; + my $height_param = ''; + my $scaling = .3; + if ($target eq 'web') { $currentstring = $token->[4]; } elsif ($target eq 'tex') { my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval); + $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); + 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; + 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; + 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; - } else { - #else it is a full url don't print - $path = undef; - } - } else { - $path = $Apache::lonxml::pwd[-1]; - $file = $src; + $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; } - $file=~s/(\.gif|\.jpg)^/\.eps/; - if ($path) { - $currentstring = '\graphicspath{{'.$path.'}}\fbox{\includegraphics{'.$file.'}}'; + #where can we find the picture? + if (-e $newsrc) { + if ($path) { + $currentstring .= '\noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} '; + } } else { - $currentstring = 'See the image at \tt{'.$src.'}'; + 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 $currentstring; @@ -1365,10 +1521,10 @@ EDITBUTTON my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { - $currentstring = $token->[2]; + $currentstring = $token->[2]; } elsif ($target eq 'tex') { - $currentstring = ''; - } + $currentstring = ''; + } return $currentstring; } #-- tag @@ -1377,41 +1533,41 @@ EDITBUTTON my ($target,$token) = @_; $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= $token->[2]->{'code'}; - $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= + $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= $token->[2]->{'archive'}; my $currentstring = ''; if ($target eq 'web') { - $currentstring = $token->[4]; - } elsif ($target eq 'tex') { - $currentstring = " \\begin{figure} "; - } - return $currentstring; - } - sub end_applet { - my ($target,$token) = @_; - my $currentstring = ''; - if ($target eq 'web') { - $currentstring = $token->[2]; + $currentstring = $token->[4]; } elsif ($target eq 'tex') { - $currentstring = " \\end{figure}"; + $currentstring = " \\begin{figure} "; } return $currentstring; } +sub end_applet { + my ($target,$token) = @_; + my $currentstring = ''; + if ($target eq 'web') { + $currentstring = $token->[2]; + } elsif ($target eq 'tex') { + $currentstring = " \\end{figure}"; + } + return $currentstring; +} #-- tag - sub start_embed { - my ($target,$token) = @_; - $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= - $token->[2]->{'src'}; - my $currentstring = ''; - if ($target eq 'web') { - $currentstring = $token->[4]; - } elsif ($target eq 'tex') { - $currentstring = " \\begin{figure} "; - } - return $currentstring; - } +sub start_embed { + my ($target,$token) = @_; + $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]= + $token->[2]->{'src'}; + my $currentstring = ''; + if ($target eq 'web') { + $currentstring = $token->[4]; + } elsif ($target eq 'tex') { + $currentstring = " \\begin{figure} "; + } + return $currentstring; +} sub end_embed { my ($target,$token) = @_; my $currentstring = ''; @@ -1471,7 +1627,8 @@ EDITBUTTON my $currentstring = ''; if ($target eq 'web') { if (!$Apache::lonxml::registered) { - $currentstring.=''.&Apache::lonxml::registerurl().''; + $currentstring.=''. + &Apache::lonxml::registerurl(undef,$target).''; } $currentstring .= $token->[4]; } @@ -1506,5 +1663,60 @@ EDITBUTTON } return $currentstring; } +#-- + sub start_insert { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; + my $currentstring = ''; + if ($target eq 'web') { + my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval); + $currentstring .= ''.$display.'';; + } + return $currentstring; + } + sub end_insert { + my ($target,$token) = @_; + my $currentstring = ''; + if ($target eq 'web') { + $currentstring .= ''; + } + return $currentstring; + } +#-- + sub start_externallink { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; + my $currentstring = ''; + if ($target eq 'web') { + my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval); + $currentstring .= ''.$display.'';; + } + return $currentstring; + } + sub end_externallink { + my ($target,$token) = @_; + my $currentstring = ''; + if ($target eq 'web') { + $currentstring .= ''; + } + return $currentstring; + } +#-- + sub start_blankspace { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; + my $currentstring = ''; + if ($target eq 'tex') { + my $howmuch = &Apache::lonxml::get_param('heigth',$parstack,$safeeval); + $currentstring .= '\vskip '.$howmuch.' '; + } + return $currentstring; + } + sub end_blankspace { + my ($target,$token) = @_; + my $currentstring = ''; + if ($target eq 'tex') { + $currentstring .= ''; + } + return $currentstring; + } + 1; __END__