--- loncom/xml/londefdef.pm 2002/04/04 19:20:33 1.50 +++ loncom/xml/londefdef.pm 2002/07/25 15:28:26 1.78 @@ -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 1.78 2002/07/25 15:28:26 sakharuk Exp $ # # # Copyright Michigan State University Board of Trustees @@ -45,12 +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','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',('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')); } @@ -71,7 +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); @@ -87,7 +90,10 @@ 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; } @@ -95,6 +101,7 @@ 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') { @@ -114,10 +121,12 @@ sub end_m { $currentstring = &Apache::lonxml::xmlbegin(). &Apache::lonxml::fontsettings(); } elsif ($target eq 'tex') { + @Apache::londefdef::table = (); $currentstring .= '\documentclass[letterpaper]{article} - \newcommand{\keephidden}[1]{} + \newcommand{\keephidden}[1]{} + \renewcommand{\deg}{$^{\circ}$} \usepackage[dvips]{graphicx} - \usepackage{epsfig}'; + \usepackage{epsfig}\usepackage{calc}'; } return $currentstring; } @@ -334,7 +343,8 @@ 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) { @@ -342,8 +352,8 @@ 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]}) { @@ -829,12 +839,14 @@ EDITBUTTON } #--
tag sub start_br { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= '\\\\'; + if ($$tagstack[-2] ne 'sub' && $$tagstack[-2] ne 'sup') { + $currentstring .= '\vskip 0 mm'; + } } elsif ($target eq 'latexsource') { $currentstring .= '\\'; } @@ -917,17 +929,21 @@ 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; @@ -939,7 +955,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= "{\\underline "; + $currentstring .= '\underline{'; } return $currentstring; } @@ -949,7 +965,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { - $currentstring .= " }"; + $currentstring .= '}'; } return $currentstring; } @@ -960,7 +976,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= "{\\underline "; + $currentstring .= '\underline{'; } return $currentstring; } @@ -970,7 +986,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { - $currentstring .= " }"; + $currentstring .= '}'; } return $currentstring; } @@ -1023,7 +1039,7 @@ 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; } @@ -1100,7 +1116,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= "{\\underline "; + $currentstring .= '\underline{'; } return $currentstring; } @@ -1110,7 +1126,7 @@ EDITBUTTON if ($target eq 'web') { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { - $currentstring .= " }"; + $currentstring .= '}'; } return $currentstring; } @@ -1264,74 +1280,164 @@ EDITBUTTON if ($target eq 'web') { $currentstring = $token->[4]; } elsif ($target eq 'tex') { + 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); - my $tabletext=&Apache::lonxml::get_all_text("/table",$$parser[$#$parser]); - my %mystyle; - $tabletext = &Apache::lonxml::xmlparse('tex',$tabletext,'',%mystyle); unless (defined $border) { $border = 0; } - my $hinc = ''; - my $vinc = ''; - my $vvinc = ''; - if ($border) { $hinc = '\hline '; $vinc = '&'; $vvinc = '|';} - my @raws = (); - my @columns = (); - my $counter_columns; -#serch row - $_ = $tabletext; - while (m/]*)>/) { - push @raws,$1; - $tabletext =~ s/]*)>/$hinc/; -#serch and convert column - my $boundary = index($tabletext,'',0); - my $textchunk = substr($tabletext,0,$boundary); - $_ = $textchunk; - $counter_columns = 0; - while (m/]*)>/) { - 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 $default_value = ''; - if ($raws[1] eq 'left') { - $default_value = 'l'; - } elsif ($raws[1] eq 'center') { - $default_value = 'c'; - } elsif ($raws[1] eq 'right') { - $default_value = 'r'; + if ($border) { + $Apache::londefdef::table[-1]{'hinc'} = '\hline '; + $Apache::londefdef::table[-1]{'vinc'} = '&'; + $Apache::londefdef::table[-1]{'vvinc'} = '|'; } else { - $default_value = 'c'; + $Apache::londefdef::table[-1]{'hinc'} = ''; + $Apache::londefdef::table[-1]{'vinc'} = '&'; + $Apache::londefdef::table[-1]{'vvinc'} = ''; } - my $header_of_table = '{'.$vvinc; + } + return $currentstring; + } + sub end_table { + my ($target,$token) = @_; + my $currentstring = ''; + if ($target eq 'web') { + $currentstring = $token->[2]; + } elsif ($target eq 'tex') { + my $inmemory = ''; + my $output = ''; + my $header_of_table = '{'.$Apache::londefdef::table[-1]{'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; - } + 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 .= '}'; - $currentstring .= '\begin{tabular}'.$header_of_table.$tabletext.$hinc.'\end{tabular}'; + 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; + 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,$token,$tagstack,$parstack,$parser,$safeeval) = @_; + my $currentstring = ''; + if ($target eq 'web') { + $currentstring = $token->[4]; + } elsif ($target eq 'tex') { + $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'} = ''; + } return $currentstring; + } + sub end_tr { + my ($target,$token) = @_; + my $currentstring = ''; + if ($target eq 'web') { + $currentstring = $token->[2]; + } elsif ($target eq 'tex') { +# $currentstring .= ' START ROW '. $Apache::londefdef::table[-1]{'rowdata'}[$Apache::londefdef::table[-1]{'row_number'}].' END ROW '; + } + return $currentstring; } - sub end_table { +#-- tag + sub start_td { + my ($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,$safeeval),0,1); + if ($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))/) { + $Apache::londefdef::table[-1]{'length'} .= $1.','; + } else { + $Apache::londefdef::table[-1]{'length'} .= '0 mm,'; + } + @{ $Apache::londefdef::table[-1]{'rowdata'} }[$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') { + 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))/) { + $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; } @@ -1341,33 +1447,80 @@ EDITBUTTON $Apache::lonxml::extlinks[$#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; @@ -1554,5 +1707,24 @@ sub start_embed { } 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__