File:  [LON-CAPA] / loncom / interface / lonprintout.pm
Revision 1.52: download - view: text, annotated - select for diffs
Fri Aug 30 20:41:09 2002 UTC (21 years, 9 months ago) by sakharuk
Branches: MAIN
CVS tags: HEAD
Start to work with student classlist.

    1: # The LearningOnline Network
    2: # Printout
    3: #
    4: # $Id: lonprintout.pm,v 1.52 2002/08/30 20:41:09 sakharuk Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: # (Internal Server Error Handler
   29: #
   30: # (Login Screen
   31: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
   32: # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
   33: #
   34: # 3/1/1 Gerd Kortemeyer)
   35: #
   36: # 3/1 Gerd Kortemeyer
   37: #
   38: # 9/17 Alex Sakharuk
   39: #
   40: package Apache::lonprintout;
   41: 
   42: use strict;
   43: use Apache::Constants qw(:common :http);
   44: use Apache::lonxml;
   45: use Apache::lonnet;
   46: use Apache::inputtags;
   47: use Apache::edit;
   48: use Apache::File();
   49: use POSIX qw(strftime);
   50: use Apache::loncoursedata;
   51: 
   52: 
   53: sub headerform {
   54:     my $r = shift;
   55:     $r->print(<<ENDHEADER);
   56: <html>
   57: <head>
   58: <title>LON-CAPA output for printing</title>
   59: </head>
   60: <body bgcolor="FFFFFF">
   61: <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
   62: <tt>$ENV{'form.postdata'}</tt><p>
   63: <h1>What do you want to print? Make a choice.</h1><br />
   64: ENDHEADER
   65: }
   66: 
   67: 
   68: sub menu_for_output {
   69:     my $r = shift;
   70:     $r->print(<<ENDMENUOUT1);
   71: <input type="hidden" name="phase" value="two">
   72: <input type="hidden" name="url" value="$ENV{'form.postdata'}">
   73: <input type="radio" name="choice" value="Standard LaTeX output for current document" checked>  Current document
   74: (you will print what you see on the screen)<br />
   75: ENDMENUOUT1
   76:     if ((not $ENV{'request.role'}=~m/^au\./) and (not $ENV{'request.role'}=~m/^ca\./)) {
   77: 	$r->print(<<ENDMENUOUT2);
   78: <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  All problems from the primary sequence<br />
   79: <input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence">  The whole primary sequence (problems plus all html and xml files)<br />
   80: <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence">  All problems from the top level sequence<br />
   81: <br />
   82: ENDMENUOUT2
   83:     }
   84:     if ($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) { 
   85: 	$r->print(<<ENDMENUOUT6);
   86:   <input type="radio" name="choice" value="All class print">  Print assignment for students in class<br />
   87: ENDMENUOUT6
   88:     }
   89:       my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
   90:       $subdirtoprint =~ s/\/[^\/]+$//;
   91:       if (&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') {
   92: 	  $r->print(<<ENDMENUOUT4);
   93:   <input type="radio" name="choice" value="Subdirectory print">  All problems from current subdirectory (where this particular problem is)<br />
   94: ENDMENUOUT4
   95:       }
   96:     $r->print(<<ENDMENUOUT5);
   97: <br /><hr /><br />
   98: <h1>And what page format do you prefer?</h1>
   99: <table>
  100:  <tr>
  101:    <td>
  102:      <input type="radio" name="layout" value="CBI"> Landscape <br />
  103:      <input type="radio" name="layout" value="CAPA" checked>  Portrait <br />
  104:    </td>
  105:    <td>&nbsp;</td>
  106:    <td rawspan="2">
  107:      Number of columns: <select name="numberofcolumns">
  108:                          <option selected> 1 </option>
  109:                          <option> 2 </option>
  110:                          <option> 3 </option>
  111:                          <option> 4 </option>
  112:                          <option> 5 </option>
  113:                          <option> 6 </option>
  114:                          <option> 7 </option>
  115:                          <option> 8 </option>
  116:                          <option> 9 </option>
  117:                         </select> 
  118:    </td>
  119:  </tr>
  120: </table>
  121: </br> 
  122: <input type="submit" value="Submit your choice">
  123: ENDMENUOUT5
  124: }
  125: 
  126: 
  127: sub additional_class_menu {
  128:     my $r = shift;
  129:     $r->print(<<ENDMENUOUT1);
  130: <input type="hidden" name="url" value="$ENV{'form.url'}">
  131: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
  132: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
  133: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
  134: <h1>Mark students which assignments you want to print</h1>
  135: ENDMENUOUT1
  136:     my $c = $r->connection;    
  137:     my %cache;
  138:     my $courseID=$ENV{'request.course.id'};
  139:     my $classlist=&Apache::loncoursedata::DownloadClasslist($courseID,
  140:                                                 $cache{'ClasslistTimestamp'},
  141:                                                 $c);
  142:     foreach (keys(%$classlist)) {
  143:         if(/^(con_lost|error|no_such_host)/i) {
  144:             untie(%cache);
  145:             return "Error getting student data.";
  146:         }
  147:     }
  148:     my $classlistaa = '';
  149:     foreach my $st (keys(%$classlist)) {
  150: 	$classlistaa .= ' SSS '.$st.' => '.$$classlist{$st}.' FFF '."\r\n";
  151:     }
  152: 
  153:     $r->print(<<ENDMENUOUT2);
  154:     $classlistaa <br />
  155: <input type="hidden" name="phase" value="three">
  156: <input type="submit" value="Submit">
  157: ENDMENUOUT2
  158: }
  159: 
  160: 
  161: sub additional_print_menu { 
  162:     my $r = shift;
  163:     $r->print(<<ENDMENUOUT);
  164: <input type="hidden" name="url" value="$ENV{'form.url'}">
  165: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
  166: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
  167: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
  168: Enter width of the page: <input type="text" name="width" width="10" value="9cm"> <br />
  169: <input type="hidden" name="phase" value="four">
  170: <input type="submit" value="Submit">
  171: </form>
  172: </body>
  173: </html>
  174: ENDMENUOUT
  175: }
  176: 
  177: 
  178: sub output_data {
  179:     my $r = shift;
  180:     $r->print(<<ENDPART);
  181: <html>
  182: <head>
  183: <title>LON-CAPA output for printing</title>
  184: </head>
  185: <body bgcolor="FFFFFF">
  186: <hr>
  187: ENDPART
  188: 
  189:     my $choice = $ENV{'form.choice'};
  190:     my $layout = $ENV{'form.layout'};
  191:     my $numberofcolumns = $ENV{'form.numberofcolumns'};               
  192:     my $laystyle = 'book';
  193:     my $result = '';
  194:     my $number_of_columns = 1;
  195:  
  196:     if ($choice eq 'Standard LaTeX output for current document') {
  197:       #-- single document - problem, page, html, xml  
  198:       my %moreenv;
  199:       $moreenv{'form.grade_target'}='tex';
  200:       if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
  201: 	  $ENV{'form.url'}=~s/http:\/\/[^\/]+//;
  202:       }
  203:       $moreenv{'request.filename'}=$ENV{'form.url'};
  204:       &Apache::lonnet::appenv(%moreenv);
  205:       my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
  206:       &Apache::lonnet::delenv('form.grade_target');
  207:       $result .= $texversion;
  208:       $result = &additional_cleanup($result);
  209:       if ($ENV{'form.url'}=~m/\.page\s*$/) {
  210: 	  ($result,$number_of_columns) = &page_cleanup($result);
  211:       }
  212:     } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or 
  213:              $choice eq 'Standard LaTeX output for whole primary sequence') {
  214:       #-- minimal sequence to which the current document belongs
  215:         #-- where is the primary sequence containing file?
  216: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
  217: 	$_ = $symbolic;
  218: 	m/([^_]+)_/;
  219: 	my $primary_sequence = '/res/'.$1;
  220:         #-- open and analyses the primary sequence
  221: 	my $sequence_file=&Apache::lonnet::filelocation("",$primary_sequence);
  222: 	my $sequencefilecontents=&Apache::lonnet::getfile($sequence_file);
  223: 	my @master_seq = &content_map($sequencefilecontents);
  224:         #-- produce an output string
  225: 	for (my $i=0;$i<=$#master_seq;$i++) {
  226: 	    $_ = $master_seq[$i];
  227: 	    m/\"(.*)\"/;
  228:             $_ = $1;
  229:             my $urlp = $1;		
  230: 	    if ($choice eq 'Standard LaTeX output for the primary sequence') {
  231: 		if ($urlp =~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
  232: 		    my %moreenv;
  233: 		    $moreenv{'form.grade_target'}='tex';
  234: 		    &Apache::lonnet::appenv(%moreenv);
  235: 		    my $texversion=&Apache::lonnet::ssi($urlp);
  236: 		    &Apache::lonnet::delenv('form.grade_target');
  237: 		    $result .= $texversion;        
  238: 		}
  239: 	    } else {
  240: 		my %moreenv;
  241: 		$moreenv{'form.grade_target'}='tex';
  242: 		&Apache::lonnet::appenv(%moreenv);
  243: 		my $texversion=&Apache::lonnet::ssi($urlp);
  244: 		&Apache::lonnet::delenv('form.grade_target');
  245: 		$result .= $texversion;    
  246: 	    }
  247: 	}	
  248: 	$result = &additional_cleanup($result);
  249:     }  elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
  250:         # where is the main sequence of the course?
  251: 	my $main_seq = '/res/'.$ENV{'request.course.uri'};
  252: 	my $file=&Apache::lonnet::filelocation("",$main_seq);
  253: 	my $filecontents=&Apache::lonnet::getfile($file);
  254: 	my @file_seq = &content_map($filecontents);
  255: 	for (my $iu=0;$iu<=$#file_seq;$iu++) {
  256: 	    $file_seq[$iu]=~s/^"//;
  257: 	    $file_seq[$iu]=~s/"$//;
  258: 	    if ($file_seq[$iu]=~m/\S+/) {
  259: 		$file_seq[$iu]=&Apache::lonnet::filelocation("",$file_seq[$iu]);
  260: 	    } else {
  261: 		$file_seq[$iu]= 'REMOVE IT PLEASE';
  262: 	    }
  263: 	}
  264: 	my $i=0;
  265:         my $limit = $#file_seq;		    
  266:         while ($i<=$limit) {	
  267: 	    unless ($file_seq[$i]=~m/\.(problem|page)/) {
  268: 		if ($file_seq[$i]=~m/\.sequence/) {
  269: 		    my $filecontents=&Apache::lonnet::getfile($file_seq[$i]);
  270: 		    my @newfile_seq = &content_map($filecontents);
  271: 		    for (my $iu=0;$iu<=$#newfile_seq;$iu++) {
  272: 			$newfile_seq[$iu]=~s/^"//;
  273: 	                $newfile_seq[$iu]=~s/"$//;
  274: 			if ($newfile_seq[$iu]=~m/\S+/) {
  275: 			    $newfile_seq[$iu]=&Apache::lonnet::filelocation("",$newfile_seq[$iu]);
  276: 			} else {
  277: 			    $newfile_seq[$iu]= 'REMOVE IT PLEASE';
  278: 			}
  279: 		    }
  280: 		    splice @file_seq,$i,1,@newfile_seq;
  281: 		    $i=0;
  282: 		    $limit = $#file_seq;
  283: 		} else {
  284: 		    splice @file_seq,$i,1,'REMOVE IT PLEASE';
  285: 		}
  286: 	    }
  287: 	    $i++;
  288: 	}
  289: 	for (my $iu=0;$iu<=$#file_seq;$iu++) {
  290: 	    if ($file_seq[$iu]=~m/REMOVE IT PLEASE/) {
  291: 		splice @file_seq,$iu,1;
  292: 	    }
  293: 	}
  294: 	if ($file_seq[-1]=~m/REMOVE IT PLEASE/) {
  295: 	    pop @file_seq;
  296: 	}
  297:         #-- produce an output string
  298: 	for (my $i=0;$i<=$#file_seq;$i++) {
  299:             my $urlp = $file_seq[$i];
  300: 	    $urlp=~s/\/home\/httpd\/html//;	    
  301:             if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
  302: 		my %moreenv;
  303: 		$moreenv{'form.grade_target'}='tex';
  304: 		&Apache::lonnet::appenv(%moreenv);
  305: 		my $texversion=&Apache::lonnet::ssi($urlp);
  306: 		&Apache::lonnet::delenv('form.grade_target');
  307: 		$result .= $texversion;        
  308: 	    }
  309: 	}	    
  310: 	$result = &additional_cleanup($result);
  311:     } elsif ($choice eq 'All class print') { 
  312: 
  313: 
  314: 
  315:     } elsif ($choice eq 'Subdirectory print') {      
  316: 	my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
  317: 	$subdirtoprint =~ s/\/[^\/]+$//;
  318: 	my @list_of_files = ();
  319: 	if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
  320: 	    $subdirtoprint =~ s/^[^~]*~(\w+)\//\/home\/$1\/public_html\//;
  321: 	} else {
  322: 	    $subdirtoprint =~ s/.*(\/res\/)/$1/;
  323: 	}
  324: 	my @content_directory = ();
  325: 	if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
  326: 	    @content_directory = &Apache::lonnet::dirlist($subdirtoprint,$ENV{'user.domain'}, $ENV{'user.name'},'');
  327: 	} else {
  328: 	    @content_directory = &Apache::lonnet::dirlist($subdirtoprint);
  329: 	}
  330: 	for (my $iy=0;$iy<=$#content_directory;$iy++) {
  331: 	    my @tempo_array = split(/&/,$content_directory[$iy]);
  332: 	    if ($tempo_array[0] =~ m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/) {
  333: 		push(@list_of_files,$tempo_array[0]);
  334: 	    }
  335: 	}
  336: 	$subdirtoprint =~ s/\/$//;
  337: 	for (my $i=0;$i<=$#list_of_files;$i++) {
  338: 	    my $urlp = $subdirtoprint.'/'.$list_of_files[$i];
  339: 	    my %moreenv;
  340: 	    $moreenv{'form.grade_target'}='tex';
  341: 	    &Apache::lonnet::appenv(%moreenv);
  342: 	    if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) { 
  343: 		$urlp =~ s/\/home\/([^\/]*)\/public_html/\/~$1/; 
  344: 	    }
  345: 	    my $texversion=&Apache::lonnet::ssi($urlp);
  346: 	    &Apache::lonnet::delenv('form.grade_target');
  347: 	    $texversion =~ s/(\\begin{document})/$1 {\\tiny\\begin{verbatim}$urlp\\end{verbatim}}/;
  348: 	    $result .= $texversion;   
  349: 	}
  350: 	$result = &additional_cleanup($result);
  351: 	
  352:        	
  353:     }
  354: #-- corrections for the different page formats
  355:     if ($layout eq 'CBI' and $numberofcolumns eq '1') {
  356:     } elsif ($layout eq 'CBI' and $numberofcolumns eq '2') {
  357: 	$result =~ s/\\begin{document}/\\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} \\begin{document}/;
  358:         $laystyle = 'album';
  359:     } elsif ($layout eq 'CAPA') {
  360:         my $courseidinfo = $ENV{'request.role'};
  361:         $_ = $courseidinfo;
  362:         m/.*\/(.*)/;
  363:         $courseidinfo = $ENV{'course.physnet_'.$1.'.description'};
  364: #	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass\[twocolumn\]{article}/;
  365: 	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass{article}/;
  366: 	$result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$ENV{'environment.firstname'} $ENV{'environment.lastname'}}}\\hskip 1\.4in $courseidinfo} \\vskip 5 mm /;	
  367: 	$result =~ s/\\includegraphics{/\\includegraphics\[width=9\.0 cm\]{/g;
  368: #	$result =~ s/\\includegraphics{/\\includegraphics\[width=\\textwidth\]{/g;
  369: #	$result =~ s/(\\end{document})/\\newline\\noindent\\makebox\[9.0cm\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Dept\. of Physics and Astronomy, MSU\\makebox\[1.5cm\]\[b\]{\\hfill}LON-CAPA\\copyright MSU GNU\/GPL $1/;
  370: 	$result =~ s/(\\end{document})/\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny \\makebox\[1.5cm\]\[b\]{\\hfill}LON-CAPA\\copyright Michigan State University Board of Trustees $1/;
  371: #        $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[9\.0cm\]\[b\]{\\hrulefill})/$2$1/g;
  372:         $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
  373:         $result =~ s/(\\end{longtable}\s*)\\newline/$1/g;
  374: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
  375:     }
  376:     #changes page's parameters for the one column output 
  377:     if ($ENV{'form.numberofcolumns'} == 1) {
  378: 	$result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
  379:     }
  380: #-- LaTeX corrections     
  381:     my $first_comment = index($result,'<!--',0);
  382:     while ($first_comment != -1) {
  383: 	my $end_comment = index($result,'-->',$first_comment);
  384: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
  385: 	$first_comment = index($result,'<!--',$first_comment);
  386:     }
  387:     $result =~ s/^\s+$//gm; #remove empty lines
  388:     $result =~ s/(\s)+/$1/g; #removes more than one empty space
  389:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
  390:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
  391:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
  392: 	$result =~ s/\\\\\s+\[/ \[/g;
  393:     $result =~ s/&#952;/\$\\theta\$/g; #converts theta from html into tex
  394:     $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
  395:     #conversion of html characters to LaTeX equivalents
  396:     if ($result =~ m/&(\w+|#\d+);/) {
  397: 	$result = &character_chart($result);
  398:     }
  399:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
  400:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
  401: #-- writing .tex file in prtspool 
  402:     my $temp_file;
  403:     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
  404:     unless ($temp_file = Apache::File->new('>'.$filename)) {
  405: 	$r->log_error("Couldn't open $filename for output $!");
  406: 	return SERVER_ERROR; 
  407:     } 
  408:     print $temp_file $result;
  409: $r->print(<<FINALEND);
  410: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns">
  411: </body>
  412: </html>
  413: FINALEND
  414: }
  415: 
  416: sub character_chart {
  417:     my $result = shift;	
  418:     $result =~ s/&#0?0?7;//g;
  419:     $result =~ s/&#0?0?9;//g;
  420:     $result =~ s/&#0?10;//g;
  421:     $result =~ s/&#0?13;//g;
  422:     $result =~ s/&#0?32;/ /g;
  423:     $result =~ s/&#0?33;/!/g;
  424:     $result =~ s/&#0?34;/"/g;
  425:     $result =~ s/&quot;/"/g; 
  426:     $result =~ s/&#0?35;/\\#/g;
  427: #    $result =~ s/&#0?36;/\\\$/g;
  428:     $result =~ s/&#0?37;/\\%/g; 
  429:     $result =~ s/&#0?38;/\\&/g; 
  430:     $result =~ s/&amp;/\\&/g;
  431:     $result =~ s/&#0?39;/'/g;
  432:     $result =~ s/&#0?40;/(/g;
  433:     $result =~ s/&#0?41;/)/g;
  434:     $result =~ s/&#0?42;/\*/g;
  435:     $result =~ s/&#0?43;/\+/g;
  436:     $result =~ s/&#0?44;/,/g;
  437:     $result =~ s/&#0?45;/-/g;
  438:     $result =~ s/&#0?46;/\./g;
  439:     $result =~ s/&#0?47;/\//g;
  440:     $result =~ s/&#0?48;/0/g;
  441:     $result =~ s/&#0?49;/1/g;
  442:     $result =~ s/&#0?50;/2/g;
  443:     $result =~ s/&#0?51;/3/g;
  444:     $result =~ s/&#0?52;/4/g;
  445:     $result =~ s/&#0?53;/5/g;
  446:     $result =~ s/&#0?54;/6/g;
  447:     $result =~ s/&#0?55;/7/g;
  448:     $result =~ s/&#0?56;/8/g;
  449:     $result =~ s/&#0?57;/9/g;
  450:     $result =~ s/&#0?58;/:/g;
  451:     $result =~ s/&#0?59;/;/g;
  452:     $result =~ s/&#0?60;/\$<\$/g;
  453:     $result =~ s/&lt;/\$<\$/g;
  454:     $result =~ s/&#0?61;/\$=\$/g;
  455:     $result =~ s/&#0?62;/\$>\$/g;
  456:     $result =~ s/&gt;/\$>\$/g;
  457:     $result =~ s/&#0?63;/?/g;
  458: #    $result =~ s/&#0?64;//g;
  459:     $result =~ s/&#0?65;/A/g;
  460:     $result =~ s/&#0?66;/B/g;
  461:     $result =~ s/&#0?67;/C/g;
  462:     $result =~ s/&#0?68;/D/g;
  463:     $result =~ s/&#0?69;/E/g;
  464:     $result =~ s/&#0?70;/F/g;
  465:     $result =~ s/&#0?71;/G/g;
  466:     $result =~ s/&#0?72;/H/g;
  467:     $result =~ s/&#0?73;/I/g;
  468:     $result =~ s/&#0?74;/J/g;
  469:     $result =~ s/&#0?75;/K/g;
  470:     $result =~ s/&#0?76;/L/g;
  471:     $result =~ s/&#0?77;/M/g;
  472:     $result =~ s/&#0?78;/N/g;
  473:     $result =~ s/&#0?79;/O/g;
  474:     $result =~ s/&#0?80;/P/g;
  475:     $result =~ s/&#0?81;/Q/g;
  476:     $result =~ s/&#0?82;/R/g;
  477:     $result =~ s/&#0?83;/S/g;
  478:     $result =~ s/&#0?84;/T/g;
  479:     $result =~ s/&#0?85;/U/g;
  480:     $result =~ s/&#0?86;/V/g;
  481:     $result =~ s/&#0?87;/W/g;
  482:     $result =~ s/&#0?88;/X/g;
  483:     $result =~ s/&#0?89;/Y/g;
  484:     $result =~ s/&#0?90;/Z/g;
  485:     $result =~ s/&#0?91;/[/g;
  486:     $result =~ s/&#0?92;/\\/g;
  487:     $result =~ s/&#0?93;/]/g;
  488: #    $result =~ s/&#0?94;//g;
  489: #    $result =~ s/&#0?95;//g;
  490:     $result =~ s/&#0?96;/`/g;
  491:     $result =~ s/&#0?97;/a/g;
  492:     $result =~ s/&#0?98;/b/g;
  493:     $result =~ s/&#0?99;/c/g;
  494:     $result =~ s/&#100;/d/g;
  495:     $result =~ s/&#101;/e/g;
  496:     $result =~ s/&#102;/f/g;
  497:     $result =~ s/&#103;/g/g;
  498:     $result =~ s/&#104;/h/g;
  499:     $result =~ s/&#105;/i/g;
  500:     $result =~ s/&#106;/j/g;
  501:     $result =~ s/&#107;/k/g;
  502:     $result =~ s/&#108;/l/g;
  503:     $result =~ s/&#109;/m/g;
  504:     $result =~ s/&#110;/n/g;
  505:     $result =~ s/&#111;/o/g;
  506:     $result =~ s/&#112;/p/g;
  507:     $result =~ s/&#113;/q/g;
  508:     $result =~ s/&#114;/r/g;
  509:     $result =~ s/&#115;/s/g;
  510:     $result =~ s/&#116;/t/g;
  511:     $result =~ s/&#117;/u/g;
  512:     $result =~ s/&#118;/v/g;
  513:     $result =~ s/&#119;/w/g;
  514:     $result =~ s/&#120;/x/g;
  515:     $result =~ s/&#121;/y/g;
  516:     $result =~ s/&#122;/z/g;
  517:     $result =~ s/&#123;/\\{/g;
  518:     $result =~ s/&#124;/\|/g;
  519:     $result =~ s/&#125;/\\}/g;
  520:     $result =~ s/&#126;/\~/g;
  521:     $result =~ s/&#130;/,/g;
  522: #    $result =~ s/&#131;//g;
  523:     $result =~ s/&#132;/''/g;
  524:     $result =~ s/&#133;/\$\\ldots\$/g;
  525:     $result =~ s/&#134;/\$\\dagger\$/g;
  526:     $result =~ s/&#135;/\$\\ddagger\$/g;
  527: #    $result =~ s/&#136;//g;
  528: #    $result =~ s/&#137;//g;
  529: #    $result =~ s/&#138;//g;
  530:     $result =~ s/&#139;/\$<\$/g;
  531: #    $result =~ s/&#140;//g;
  532:     $result =~ s/&#145;/`/g;
  533:     $result =~ s/&#146;/'/g;
  534:     $result =~ s/&#147;/``/g;
  535:     $result =~ s/&#148;/''/g;
  536:     $result =~ s/&#149;/\$\\bullet\$/g;
  537: #    $result =~ s/&#150;//g;
  538: #    $result =~ s/&#151;//g;
  539:     $result =~ s/&#152;/~/g;
  540: #    $result =~ s/&#153;//g;
  541: #    $result =~ s/&#154;//g;
  542:     $result =~ s/&#155;/\$>\$/g;
  543:     $result =~ s/&#156;/\\{\\oe\\}/g;
  544:     $result =~ s/&#159;/\\"\\{Y\\}/g;
  545:     $result =~ s/&#160;//g;
  546:     $result =~ s/&nbsp;//g;
  547:     $result =~ s/&#161;/!`/g;
  548:     $result =~ s/&iexcl;/!`/g; #`
  549: #    $result =~ s/&#162;//g;
  550: #    $result =~ s/&cent;//g;
  551:     $result =~ s/&#163;/\\pounds/g; 
  552:     $result =~ s/&pound;/\\pounds/g;
  553: #    $result =~ s/&#164;//g;
  554: #    $result =~ s/&curren;//g;
  555: #    $result =~ s/&#165;//g;
  556: #    $result =~ s/&yen;//g;
  557: #    $result =~ s/&#166;//g;
  558: #    $result =~ s/&brvbar;//g;
  559: #    $result =~ s/&#167;//g;
  560: #    $result =~ s/&sect;//g;
  561: #    $result =~ s/&#168;//g;
  562: #    $result =~ s/&uml;//g;
  563:     $result =~ s/&#169;/\\copyright/g;
  564:     $result =~ s/&copy;/\\copyright/g;
  565: #    $result =~ s/&#170;//g;
  566: #    $result =~ s/&ordf;//g;
  567: #    $result =~ s/&#171;//g;
  568: #    $result =~ s/&laquo;//g;
  569:     $result =~ s/&#172;/\$\\neg\$/g;
  570:     $result =~ s/&not;/\$\\neg\$/g;
  571: #    $result =~ s/&#173;//g;
  572: #    $result =~ s/&shy;//g;
  573: #    $result =~ s/&#174;//g;
  574: #    $result =~ s/&reg;//g;
  575: #    $result =~ s/&#175;//g;
  576: #    $result =~ s/&macr;//g;
  577:     $result =~ s/&#176;/\$^{\\circ}\$/g;
  578:     $result =~ s/&deg;/\$^{\\circ}\$/g;
  579:     $result =~ s/&#177;/\$\\pm\$/g;
  580:     $result =~ s/&plusmn;/\$\\pm\$/g;
  581:     $result =~ s/&#178;/\$^2\$/g;
  582:     $result =~ s/&sup2;/\$^2\$/g;
  583:     $result =~ s/&#179;/\$^3\$/g;
  584:     $result =~ s/&sup3;/\$^3\$/g;
  585: #    $result =~ s/&#180;//g;
  586: #    $result =~ s/&acute;//g;
  587:     $result =~ s/&#181;/\$\\mu\$/g;
  588:     $result =~ s/&micro;/\$\\mu\$/g;
  589:     $result =~ s/&#182;/\\P/g;
  590:     $result =~ s/&para;/\\P/g;
  591:     $result =~ s/&#183;/\$\\cdot\$/g;
  592:     $result =~ s/&middot;/\$\\cdot\$/g;
  593: #    $result =~ s/&#184;//g;
  594: #    $result =~ s/&cedil;//g;
  595:     $result =~ s/&#185;/\$^1\$/g;
  596:     $result =~ s/&sup1;/\$^1\$/g;
  597: #    $result =~ s/&#186;//g;
  598: #    $result =~ s/&ordm;//g;
  599: #    $result =~ s/&#187;//g;
  600: #    $result =~ s/&raquo;//g;
  601: #    $result =~ s/&#188;//g;
  602: #    $result =~ s/&frac14;//g;
  603: #    $result =~ s/&#189;//g;
  604: #    $result =~ s/&frac12;//g;
  605: #    $result =~ s/&#190;//g;
  606: #    $result =~ s/&frac34;//g;
  607:     $result =~ s/&#191;/?`/g;
  608:     $result =~ s/&iquest;/?`/g; 
  609:     $result =~ s/&#192;/\\`{A}/g;
  610:     $result =~ s/&Agrave;/\\`{A}/g; 
  611:     $result =~ s/&#193;/\\'{A}/g; 
  612:     $result =~ s/&Aacute;/\\'{A}/g; 
  613:     $result =~ s/&#194;/\\^{A}/g;
  614:     $result =~ s/&Acirc;/\\^{A}/g;
  615:     $result =~ s/&#195;/\\~{A}/g;
  616:     $result =~ s/&Atilde;/\\~{A}/g;
  617:     $result =~ s/&#196;/\\"{A}/g; 
  618:     $result =~ s/&Auml;/\\"{A}/g; 
  619:     $result =~ s/&#197;/{\\AA}/g;
  620:     $result =~ s/&Aring;/{\\AA}/g;
  621:     $result =~ s/&#198;/{\\AE}/g;
  622:     $result =~ s/&AElig;/{\\AE}/g;
  623: #    $result =~ s/&#199;//g;
  624: #    $result =~ s/&Ccedil;//g;
  625:     $result =~ s/&#200;/\\`{E}/g;
  626:     $result =~ s/&Egrave;/\\`{E}/g;
  627:     $result =~ s/&#201;/\\'{E}/g;
  628:     $result =~ s/&Eacute;/\\'{E}/g;
  629:     $result =~ s/&#202;/\\^{E}/g;
  630:     $result =~ s/&Ecirc;/\\^{E}/g;
  631:     $result =~ s/&#203;/\\`{E}/g;
  632:     $result =~ s/&Euml;/\\`{E}/g;
  633:     $result =~ s/&#204;/\\`{I}/g;
  634:     $result =~ s/&Igrave;/\\`{I}/g; 
  635:     $result =~ s/&#205;/\\'{I}/g; 
  636:     $result =~ s/&Iacute;/\\'{I}/g; 
  637:     $result =~ s/&#206;/\\^{I}/g;
  638:     $result =~ s/&Icirc;/\\^{I}/g;
  639:     $result =~ s/&#207;/\\"{I}/g; 
  640:     $result =~ s/&Iuml;/\\"{I}/g; 
  641: #    $result =~ s/&#208;//g;
  642: #    $result =~ s/&ETH;//g;
  643:     $result =~ s/&#209;/\\~{N}/g;
  644:     $result =~ s/&Ntilde;/\\~{N}/g;
  645:     $result =~ s/&#210;/\\`{O}/g;
  646:     $result =~ s/&Ograve;/\\`{O}/g; 
  647:     $result =~ s/&#211;/\\'{O}/g;
  648:     $result =~ s/&Oacute;/\\'{O}/g; 
  649:     $result =~ s/&#212;/\\^{O}/g;
  650:     $result =~ s/&Ocirc;/\\^{O}/g;
  651:     $result =~ s/&#213;/\\~{O}/g;
  652:     $result =~ s/&Otilde;/\\~{O}/g;
  653:     $result =~ s/&#214;/\\"{O}/g;
  654:     $result =~ s/&Ouml;/\\"{O}/g; 
  655:     $result =~ s/&#215;/\$\\times\$/g;
  656:     $result =~ s/&times;/\$\\times\$/g;
  657:     $result =~ s/&#216;/{\\O}/g;
  658:     $result =~ s/&Oslash;/{\\O}/g;
  659:     $result =~ s/&#217;/\\`{U}/g;
  660:     $result =~ s/&Ugrave;/\\`{U}/g;
  661:     $result =~ s/&#218;/\\'{U}/g;
  662:     $result =~ s/&Uacute;/\\'{U}/g;
  663:     $result =~ s/&#219;/\\^{U}/g;
  664:     $result =~ s/&Ucirc;/\\^{U}/g;
  665:     $result =~ s/&#220;/\\"{U}/g;
  666:     $result =~ s/&Uuml;/\\"{U}/g;
  667:     $result =~ s/&#221;/\\'{Y}/g;
  668:     $result =~ s/&Yacute;/\\'{Y}/g;
  669: #    $result =~ s/&#222;//g;
  670: #    $result =~ s/&THORN;//g;
  671: #    $result =~ s/&#223;//g;
  672: #    $result =~ s/&szlig;//g;
  673:     $result =~ s/&#224;/\\`{a}/g;
  674:     $result =~ s/&agrave;/\\`{a}/g;
  675:     $result =~ s/&#225;/\\'{a}/g;
  676:     $result =~ s/&aacute;/\\'{a}/g;
  677:     $result =~ s/&#226;/\\^{a}/g;
  678:     $result =~ s/&acirc;/\\^{a}/g;
  679:     $result =~ s/&#227;/\\~{a}/g;
  680:     $result =~ s/&atilde;/\\~{a}/g;
  681:     $result =~ s/&#228;/\\"{a}/g;
  682:     $result =~ s/&auml;/\\"{a}/g;
  683:     $result =~ s/&#229;/{\\aa}/g;
  684:     $result =~ s/&aring;/{\\aa}/g;
  685:     $result =~ s/&#230;/{\\ae}/g;
  686:     $result =~ s/&aelig;/{\\ae}/g;
  687: #    $result =~ s/&#231;//g;
  688: #    $result =~ s/&ccedil;//g;
  689:     $result =~ s/&#232;/\\`{e}/g;
  690:     $result =~ s/&egrave;/\\`{e}/g;
  691:     $result =~ s/&#233;/\\'{e}/g;
  692:     $result =~ s/&eacute;/\\'{e}/g;
  693:     $result =~ s/&#234;/\\^{e}/g;
  694:     $result =~ s/&ecirc;/\\^{e}/g;
  695:     $result =~ s/&#235;/\\"{e}/g;
  696:     $result =~ s/&euml;/\\"{e}/g;
  697:     $result =~ s/&#236;/\\`{i}/g;
  698:     $result =~ s/&igrave;/\\`{i}/g;
  699:     $result =~ s/&#237;/\\'{i}/g;
  700:     $result =~ s/&iacute;/\\'{i}/g;
  701:     $result =~ s/&#238;/\\^{i}/g;
  702:     $result =~ s/&icirc;/\\^{i}/g;
  703:     $result =~ s/&#239;/\\"{i}/g;
  704:     $result =~ s/&iuml;/\\"{i}/g;
  705: #    $result =~ s/&#240;//g;
  706: #    $result =~ s/&eth;//g;
  707:     $result =~ s/&#241;/\\~{n}/g;
  708:     $result =~ s/&ntilde;/\\~{n}/g;
  709:     $result =~ s/&#242;/\\`{o}/g;
  710:     $result =~ s/&ograve;/\\`{o}/g;
  711:     $result =~ s/&#243;/\\'{o}/g;
  712:     $result =~ s/&oacute;/\\'{o}/g;
  713:     $result =~ s/&#244;/\\^{o}/g;
  714:     $result =~ s/&ocirc;/\\^{o}/g;
  715:     $result =~ s/&#245;/\\~{o}/g;
  716:     $result =~ s/&otilde;/\\~{o}/g;
  717:     $result =~ s/&#246;/\\"{o}/g;
  718:     $result =~ s/&ouml;/\\"{o}/g;
  719:     $result =~ s/&#247;/\$\\div\$/g;
  720:     $result =~ s/&divide;/\$\\div\$/g;
  721:     $result =~ s/&#248;/{\\o}/g;
  722:     $result =~ s/&oslash;/{\\o}/g;
  723:     $result =~ s/&#249;/\\`{u}/g; 
  724:     $result =~ s/&ugrave;/\\`{u}/g;
  725:     $result =~ s/&#250;/\\'{u}/g;
  726:     $result =~ s/&uacute;/\\'{u}/g;
  727:     $result =~ s/&#251;/\\^{u}/g;
  728:     $result =~ s/&ucirc;/\\^{u}/g;
  729:     $result =~ s/&#252;/\\"{u}/g;
  730:     $result =~ s/&uuml;/\\"{u}/g;
  731:     $result =~ s/&#253;/\\'{y}/g;
  732:     $result =~ s/&yacute;/\\'{y}/g;
  733: #    $result =~ s/&#254;//g;
  734: #    $result =~ s/&thorn;//g;
  735:     $result =~ s/&#255;/\\"{y}/g;
  736:     $result =~ s/&yuml;/\\"{y}/g;
  737:     return $result;
  738: }
  739: 
  740: 
  741: #'"`
  742: 
  743: sub additional_cleanup {
  744:     my $result = shift;	
  745:     my $first_app = index($result,'\documentclass',0);
  746:     $first_app = index($result,'\documentclass',$first_app+5);
  747:     while ($first_app != -1) {
  748: 	my $second_app = index($result,'begin{document}',$first_app);
  749: 	$first_app = rindex($result,'\end{document}',$first_app);
  750: 	substr($result,$first_app,$second_app-$first_app+15) = '\vskip 3 mm';
  751: 	$first_app = index($result,'\documentclass',$first_app+5);
  752:     }
  753:     return $result;
  754: }
  755: sub page_cleanup {
  756:     my $result = shift;	
  757:     $_ = $result;
  758:     m/\\end{document}(\d*)$/;
  759:     my $number_of_columns = $1;
  760:     my $insert = '{';
  761:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
  762:     $insert .= '}';
  763:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE/$1$insert/g;
  764:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
  765:     $result =~ s/(\\vskip\s*\d+\s*mm)/}\\\\\\parbox{\\minipagewidth}{/g;
  766:     $result =~ s/\\parbox{\\minipagewidth}{}\s*\\\\\s*(\\parbox{\\minipagewidth})/$1/g;
  767:     $result =~ s/\\parbox{\\minipagewidth}{\s*\\\\\\\\/\\parbox{\\minipagewidth}{/g;
  768:     return $result,$number_of_columns;
  769: }
  770: 
  771: sub content_map {
  772: #-- find a list of files to print
  773:     my $map_string = shift;
  774:     my @number_seq = ();
  775:     my @file_seq = ();
  776:     my $startlink = index($map_string,'<link',0);
  777:     my $endlink = index($map_string,'</link>',$startlink);
  778:     my $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
  779:     $_ = $chunk;
  780:     m/from=\"(\d+)\"/;
  781:     push @number_seq,$1;
  782:     while ($startlink != -1) {
  783: 	$endlink = index($map_string,'</link>',$startlink);
  784: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+7);
  785: 	substr($map_string,$startlink,$endlink-$startlink+7) = '';
  786: 	$_ = $chunk;
  787:         m/to=\"(\d+)\"/;
  788: 	push @number_seq,$1;
  789: 	$startlink = index($map_string,'from="'.$1.'"',0);
  790: 	$startlink = rindex($map_string,'<link ',$startlink);
  791:     }
  792:     my $stalink = index($map_string,' to="'.$number_seq[0].'"',0);
  793:     while ($stalink != -1) {
  794: 	$startlink = rindex($map_string,'<link ',$stalink);
  795: 	$endlink = index($map_string,'</link>',$startlink);
  796: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+7);
  797: 	substr($map_string,$startlink,$endlink-$startlink+7) = '';
  798: 	$_ = $chunk;
  799:         m/from=\"(\d+)\"/;
  800: 	unshift @number_seq,$1;
  801: 	$stalink = index($map_string,' to="'.$number_seq[0].'"',0);
  802:     }
  803:     for (my $i=0;$i<=$#number_seq;$i++) {
  804: 	$stalink = index($map_string,' id="'.$number_seq[$i].'"',0);
  805:         {    
  806: 	    my $ahed1 = index($map_string,'src="',$stalink);
  807: 	    my $ahed2 = index($map_string,'</resource>',$stalink);
  808: 	    if ($ahed1 != -1) {
  809: 		if ($ahed1 < $ahed2) {
  810: 		    $startlink = $ahed1;
  811: 		} else {
  812: 		    $startlink = rindex($map_string,'src="',$stalink);
  813: 		}
  814: 	    } else {
  815: 		$startlink = rindex($map_string,'src="',$stalink);
  816: 	    }
  817: 
  818: 	}
  819: 	$startlink = index($map_string,'"',$startlink);
  820: 	$endlink = index($map_string,'"',$startlink+1);
  821: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+1);
  822: 	push @file_seq,$chunk;
  823:     }
  824:     return @file_seq;
  825: }
  826: 
  827: 
  828: 
  829: sub handler {
  830: 
  831:     my $r = shift;
  832:     $r->content_type('text/html');
  833:     $r->send_http_header;
  834: 
  835: #-- start form
  836:     &headerform($r);
  837: #-- menu for output
  838:     unless  ($ENV{'form.phase'}) {
  839: 	&menu_for_output($r);
  840:     }
  841: #-- additional menu for class printing
  842:      if ($ENV{'form.phase'} eq 'two') {
  843: 	 if($ENV{'form.choice'} eq 'All class print') {
  844: 	     &additional_class_menu($r);
  845: 	 } else {
  846: 	     $ENV{'form.phase'} = 'three';
  847: 	 }
  848:      }
  849: #-- additional menu for page layout (one column case)
  850:     if ($ENV{'form.phase'} eq 'three') {
  851: 	if($ENV{'form.numberofcolumns'} == 1) {
  852: 	    &additional_print_menu($r);
  853: 	} else {
  854: 	    $ENV{'form.phase'} = 'four';
  855: 	}
  856:     }
  857: #-- core part 
  858:     if ($ENV{'form.phase'} eq 'four') {
  859: 	&output_data($r);
  860:     }
  861:     return OK;
  862: 
  863: } 
  864: 
  865: 1;
  866: __END__
  867: 
  868: 
  869: 
  870: 
  871: #### Test block
  872: #    my $ere;
  873: #    foreach $ere (%ENV) {
  874: #	$result .= ' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n";
  875: #    }
  876: ####

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