Annotation of loncom/interface/lonprintout.pm, revision 1.39

1.1       www         1: # The LearningOnline Network
                      2: # Printout
                      3: #
1.39    ! sakharuk    4: # $Id: lonprintout.pm,v 1.38 2002/07/16 20:30:53 www Exp $
1.11      albertel    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: #
1.1       www        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: #
1.3       sakharuk   38: # 9/17 Alex Sakharuk
                     39: #
1.1       www        40: package Apache::lonprintout;
                     41: 
                     42: use strict;
1.10      albertel   43: use Apache::Constants qw(:common :http);
1.2       sakharuk   44: use Apache::lonxml;
                     45: use Apache::lonnet;
1.13      sakharuk   46: use Apache::inputtags;
                     47: use Apache::edit;
1.5       sakharuk   48: use Apache::File();
1.34      sakharuk   49: use POSIX qw(strftime);
1.3       sakharuk   50: 
                     51: 
                     52: sub headerform {
1.1       www        53:     my $r = shift;
1.3       sakharuk   54:     $r->print(<<ENDHEADER);
                     55: <html>
                     56: <head>
                     57: <title>LON-CAPA output for printing</title>
                     58: </head>
                     59: <body bgcolor="FFFFFF">
                     60: <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
1.38      www        61: <tt>$ENV{'form.postdata'}</tt><p>
1.16      sakharuk   62: <h1>What do you want to print? Make a choice.</h1><br />
1.3       sakharuk   63: ENDHEADER
                     64: }
                     65: 
1.1       www        66: 
1.3       sakharuk   67: sub menu_for_output {
                     68:     my $r = shift;
1.28      sakharuk   69:     $r->print(<<ENDMENUOUT1);
1.3       sakharuk   70: <input type="hidden" name="phase" value="two">
1.10      albertel   71: <input type="hidden" name="url" value="$ENV{'form.postdata'}">
1.25      sakharuk   72: <input type="radio" name="choice" value="Standard LaTeX output for current document" checked>  Current document
1.16      sakharuk   73: (you will print what you see on the screen)<br />
1.39    ! sakharuk   74: ENDMENUOUT1
        !            75:     if (!$ENV{'request.role'}=~m/^au\./) {
        !            76:     $r->print(<<ENDMENUOUT2);
1.19      sakharuk   77: <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  All problems from the primary sequence<br />
1.20      sakharuk   78: <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 />
1.19      sakharuk   79: <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence">  All problems from the top level sequence<br />
1.28      sakharuk   80: <br />
                     81: ENDMENUOUT2
1.39    ! sakharuk   82:       my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
        !            83:       $subdirtoprint =~ s/\/[^\/]+$//;
        !            84:       if (&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') {
        !            85: 	  $r->print(<<ENDMENUOUT4);
        !            86:   <input type="radio" name="choice" value="Subdirectory print">  All problems from current subdirectory (where this particular problem is)<br />
        !            87: ENDMENUOUT4
        !            88:       }
        !            89:     }
        !            90:     $r->print(<<ENDMENUOUT5);
1.16      sakharuk   91: <br /><hr /><br />
                     92: <h1>And what page format do you prefer?</h1>
1.36      sakharuk   93: <table>
                     94:  <tr>
                     95:    <td>
                     96:      <input type="radio" name="layout" value="CBI"> Landscape <br />
                     97:      <input type="radio" name="layout" value="CAPA" checked>  Portrait <br />
                     98:    </td>
                     99:    <td>&nbsp;</td>
                    100:    <td rawspan="2">
                    101:      Number of columns: <input type="text" size="2" name="numberofcolumns" value="2"> 
                    102:    </td>
                    103:  </tr>
                    104: </table>
                    105: </br> 
1.16      sakharuk  106: <input type="submit" value="Submit your choice">
1.3       sakharuk  107: </form>
                    108: </body>
                    109: </html>
1.39    ! sakharuk  110: ENDMENUOUT5
1.3       sakharuk  111: }
1.2       sakharuk  112: 
                    113: 
1.16      sakharuk  114: 
                    115: 
1.3       sakharuk  116: sub output_data {
                    117:     my $r = shift;
                    118:     $r->print(<<ENDPART);
                    119: <html>
                    120: <head>
                    121: <title>LON-CAPA output for printing</title>
                    122: </head>
                    123: <body bgcolor="FFFFFF">
                    124: <hr>
                    125: ENDPART
1.2       sakharuk  126: 
1.3       sakharuk  127:     my $choice = $ENV{'form.choice'};
1.16      sakharuk  128:     my $layout = $ENV{'form.layout'};
1.36      sakharuk  129:     my $numberofcolumns = $ENV{'form.numberofcolumns'};               
1.16      sakharuk  130:     my $laystyle = 'book';
1.2       sakharuk  131:     my $result = '';
1.34      sakharuk  132:     my $number_of_columns = 1;
1.36      sakharuk  133:  
1.3       sakharuk  134:     if ($choice eq 'Standard LaTeX output for current document') {
1.36      sakharuk  135:       #-- single document - problem, page, html, xml  
1.14      albertel  136:       my %moreenv;
                    137:       $moreenv{'form.grade_target'}='tex';
1.39    ! sakharuk  138:       if ($ENV{'request.role'}=~m/^au\./) {$ENV{'form.url'}=~s/http:\/\/[^\/]+//;}
1.14      albertel  139:       $moreenv{'request.filename'}=$ENV{'form.url'};
                    140:       &Apache::lonnet::appenv(%moreenv);
                    141:       my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
                    142:       &Apache::lonnet::delenv('form.grade_target');
                    143:       $result .= $texversion;
1.29      sakharuk  144:       $result = &additional_cleanup($result);
1.34      sakharuk  145:       if ($ENV{'form.url'}=~m/\.page\s*$/) {($result,$number_of_columns) = &page_cleanup($result);}
1.20      sakharuk  146:     } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or $choice eq 'Standard LaTeX output for whole primary sequence') {
1.36      sakharuk  147:       #-- minimal sequence to which the current document belongs
                    148:         #-- where is the primary sequence containing file?
1.18      sakharuk  149: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
                    150: 	$_ = $symbolic;
                    151: 	m/([^_]+)_/;
                    152: 	my $primary_sequence = '/res/'.$1;
1.36      sakharuk  153:         #-- open and analyses the primary sequence
1.18      sakharuk  154: 	my $sequence_file=&Apache::lonnet::filelocation("",$primary_sequence);
                    155: 	my $sequencefilecontents=&Apache::lonnet::getfile($sequence_file);
                    156: 	my @master_seq = &content_map($sequencefilecontents);
1.36      sakharuk  157:         #-- produce an output string
1.18      sakharuk  158: 	for (my $i=0;$i<=$#master_seq;$i++) {
                    159: 	    $_ = $master_seq[$i];
                    160: 	    m/\"(.*)\"/;
                    161:             $_ = $1;
1.36      sakharuk  162:             my $urlp = $1;		
1.20      sakharuk  163: 	    if ($choice eq 'Standard LaTeX output for the primary sequence') {
1.36      sakharuk  164: 		if ($urlp =~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.20      sakharuk  165: 		    my %moreenv;
                    166: 		    $moreenv{'form.grade_target'}='tex';
                    167: 		    &Apache::lonnet::appenv(%moreenv);
                    168: 		    my $texversion=&Apache::lonnet::ssi($urlp);
                    169: 		    &Apache::lonnet::delenv('form.grade_target');
                    170: 		    $result .= $texversion;        
                    171: 		}
                    172: 	    } else {
1.36      sakharuk  173: 		my %moreenv;
1.18      sakharuk  174: 		$moreenv{'form.grade_target'}='tex';
                    175: 		&Apache::lonnet::appenv(%moreenv);
                    176: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    177: 		&Apache::lonnet::delenv('form.grade_target');
1.20      sakharuk  178: 		$result .= $texversion;    
1.16      sakharuk  179: 	    }
1.28      sakharuk  180: 	}	
                    181: 	$result = &additional_cleanup($result);
1.13      sakharuk  182:     }  elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
                    183: 	my @master_seq = ();
1.19      sakharuk  184: 	my @add_file_seq = ();
1.16      sakharuk  185: #-- where is the main sequence of the course?
1.13      sakharuk  186: 	my $main_seq = '/res/'.$ENV{'request.course.uri'};
                    187: 	my $file=&Apache::lonnet::filelocation("",$main_seq);
                    188: 	my $filecontents=&Apache::lonnet::getfile($file);
                    189: 	my @file_seq = &content_map($filecontents);
1.19      sakharuk  190: #-- do we have any other sequence inside?
                    191: 	my $i=0;
                    192: 	while ($i<=$#file_seq) {
                    193: 	    $_ = $file_seq[$i];
                    194: 	    if (/\.sequence$/) {
                    195: 		$file = &Apache::lonnet::filelocation("",$file_seq[$i]);
                    196: 		$filecontents=&Apache::lonnet::getfile($file);
                    197: 		@add_file_seq = &content_map($filecontents);
                    198: 		splice(@file_seq,$i,1,@add_file_seq);
                    199: 		@add_file_seq = ();
                    200: 		$i = -1;
                    201: 	    }
                    202: 	    $i++;
                    203: 	}
                    204: 	@master_seq = @file_seq;	
1.13      sakharuk  205: #-- produce an output string
                    206: 	for (my $i=0;$i<=$#master_seq;$i++) {
                    207: 	    $_ = $master_seq[$i];
                    208: 	    m/\"(.*)\"/;
                    209:             $_ = $1;
                    210:             my $urlp = $1;
1.21      sakharuk  211:             if (/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.13      sakharuk  212: 		my %moreenv;
                    213: 		$moreenv{'form.grade_target'}='tex';
                    214: 		&Apache::lonnet::appenv(%moreenv);
                    215: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    216: 		&Apache::lonnet::delenv('form.grade_target');
                    217: 		$result .= $texversion;        
                    218: 	    }
1.28      sakharuk  219: 	}	    
                    220: 	$result = &additional_cleanup($result);
1.31      sakharuk  221:     } elsif ($choice eq 'Subdirectory print') {      
                    222: 	my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
                    223: 	$subdirtoprint =~ s/\/[^\/]+$//;
                    224: 	my @list_of_files = ();
                    225: 	my $localdirectory = $subdirtoprint;
                    226: 	$localdirectory =~ s/.*(\/res\/)/$1/;
                    227: 	my @content_directory = &Apache::lonnet::dirlist($localdirectory);
                    228: 	for (my $iy=0;$iy<=$#content_directory;$iy++) {
                    229: 	    my @tempo_array = split(/&/,$content_directory[$iy]);
                    230: 	    $content_directory[$iy] = $tempo_array[0];
                    231: 	    if ($content_directory[$iy] =~ m/^[^\.]+\.problem$/) {
                    232: 		push @list_of_files,$content_directory[$iy];
1.28      sakharuk  233: 	    }
1.13      sakharuk  234: 	}
1.31      sakharuk  235: 	$localdirectory =~ s/\/$//;
                    236: 	for (my $i=0;$i<=$#list_of_files;$i++) {
                    237: 	    my $urlp = $localdirectory.'/'.$list_of_files[$i];	     
                    238: 	    my %moreenv;
                    239: 	    $moreenv{'form.grade_target'}='tex';
                    240: 	    &Apache::lonnet::appenv(%moreenv);
                    241: 	    my $texversion=&Apache::lonnet::ssi($urlp);
                    242: 	    &Apache::lonnet::delenv('form.grade_target');
                    243: 	    $texversion =~ s/(\\begin{document})/$1 {\\tiny\\begin{verbatim}$urlp\\end{verbatim}}/;
                    244: 	    $result .= $texversion;   
                    245: 	}
                    246: 	$result = &additional_cleanup($result);
                    247: 	
                    248: 	
1.28      sakharuk  249: 
                    250: 
                    251: 
1.31      sakharuk  252: 	
1.7       sakharuk  253:     }
1.16      sakharuk  254: #-- corrections for the different page formats
1.36      sakharuk  255:     if ($layout eq 'CBI' and $numberofcolumns eq '1') {
                    256:     } elsif ($layout eq 'CBI' and $numberofcolumns eq '2') {
1.16      sakharuk  257: 	$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}/;
                    258:         $laystyle = 'album';
                    259:     } elsif ($layout eq 'CAPA') {
                    260:         my $courseidinfo = $ENV{'request.role'};
                    261:         $_ = $courseidinfo;
                    262:         m/.*\/(.*)/;
                    263:         $courseidinfo = $ENV{'course.physnet_'.$1.'.description'};
1.34      sakharuk  264: #	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass\[twocolumn\]{article}/;
                    265: 	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass{article}/;
                    266: 	$result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$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 /;	
1.27      sakharuk  267: 	$result =~ s/\\includegraphics{/\\includegraphics\[width=9\.0 cm\]{/g;
1.37      sakharuk  268: #	$result =~ s/\\includegraphics{/\\includegraphics\[width=\\textwidth\]{/g;
                    269: #	$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/;
                    270: 	$result =~ s/(\\end{document})/\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Dept\. of Physics and Astronomy, MSU\\makebox\[1.5cm\]\[b\]{\\hfill}LON-CAPA\\copyright MSU GNU\/GPL $1/;
                    271: #        $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[9\.0cm\]\[b\]{\\hrulefill})/$2$1/g;
                    272:         $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
1.34      sakharuk  273:         $result =~ s/(\\end{longtable}\s*)\\newline/$1/g;
1.37      sakharuk  274: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
1.16      sakharuk  275:     }
1.23      sakharuk  276: #-- LaTeX corrections     
                    277:     my $first_comment = index($result,'<!--',0);
                    278:     while ($first_comment != -1) {
                    279: 	my $end_comment = index($result,'-->',$first_comment);
                    280: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
                    281: 	$first_comment = index($result,'<!--',$first_comment);
                    282:     }
1.17      sakharuk  283:     $result =~ s/^\s+$//gm; #remove empty lines
                    284:     $result =~ s/%/\\%/g;   #corrects %
1.20      sakharuk  285:     $result =~ s/(\s)+/$1/g; #removes more than one empty space
1.23      sakharuk  286:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
1.22      sakharuk  287:     $result =~ s/ (<|>|) / \$$1\$ /g; #corrects < or >
1.24      sakharuk  288:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
1.23      sakharuk  289:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.24      sakharuk  290: 	$result =~ s/\\\\\s+\[/ \[/g;
                    291:     $result =~ s/&#952;/\$\\theta\$/g; #converts theta from html into tex
1.29      sakharuk  292:     $result =~ s/\b_+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
1.37      sakharuk  293:     #conversion of html characters to LaTeX equivalents
                    294:     if ($result =~ m/&(\w+|#\d+);/) {
                    295: 	$result = &character_chart($result);
                    296:     }
1.7       sakharuk  297: #-- writing .tex file in prtspool 
1.16      sakharuk  298:     my $temp_file;
1.33      sakharuk  299:     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
1.16      sakharuk  300:     unless ($temp_file = Apache::File->new('>'.$filename)) {
                    301: 	$r->log_error("Couldn't open $filename for output $!");
                    302: 	return SERVER_ERROR; 
                    303:     } 
                    304:     print $temp_file $result;
1.3       sakharuk  305: $r->print(<<FINALEND);
1.26      sakharuk  306: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle">
1.3       sakharuk  307: </body>
                    308: </html>
                    309: FINALEND
                    310: }
1.2       sakharuk  311: 
1.37      sakharuk  312: sub character_chart {
                    313:     my $result = shift;	
                    314:     $result =~ s/&#009;//g;
                    315:     $result =~ s/&#010;//g;
                    316:     $result =~ s/&#013;//g;
                    317:     $result =~ s/&#032;/ /g;
                    318:     $result =~ s/&#033;/!/g;
                    319:     $result =~ s/&#034;/"/g;
1.39    ! sakharuk  320:     $result =~ s/&quot;/"/g; 
1.37      sakharuk  321:     $result =~ s/&#035;/\\#/g;
1.39    ! sakharuk  322: #    $result =~ s/&#036;/\\\$/g;
1.37      sakharuk  323:     $result =~ s/&#037;/\\%/g; 
                    324:     $result =~ s/&#038;/\\&/g; 
                    325:     $result =~ s/&amp;/\\&/g;
                    326:     $result =~ s/&#039;/'/g;
                    327:     $result =~ s/&#040;/(/g;
                    328:     $result =~ s/&#041;/)/g;
                    329:     $result =~ s/&#042;/\*/g;
                    330:     $result =~ s/&#043;/\+/g;
                    331:     $result =~ s/&#044;/,/g;
                    332:     $result =~ s/&#045;/-/g;
                    333:     $result =~ s/&#046;/\./g;
                    334:     $result =~ s/&#047;/\//g;
                    335:     $result =~ s/&#048;/0/g;
                    336:     $result =~ s/&#049;/1/g;
                    337:     $result =~ s/&#050;/2/g;
                    338:     $result =~ s/&#051;/3/g;
                    339:     $result =~ s/&#052;/4/g;
                    340:     $result =~ s/&#053;/5/g;
                    341:     $result =~ s/&#054;/6/g;
                    342:     $result =~ s/&#055;/7/g;
                    343:     $result =~ s/&#056;/8/g;
                    344:     $result =~ s/&#057;/9/g;
                    345:     $result =~ s/&#058;/:/g;
                    346:     $result =~ s/&#059;/;/g;
                    347:     $result =~ s/&#060;/\$<\$/g;
                    348:     $result =~ s/&lt;/\$<\$/g;
                    349:     $result =~ s/&#061;/\$=\$/g;
                    350:     $result =~ s/&#062;/\$>\$/g;
                    351:     $result =~ s/&gt;/\$>\$/g;
                    352:     $result =~ s/&#063;/?/g;
                    353: #    $result =~ s/&#064;//g;
                    354:     $result =~ s/&#065;/A/g;
                    355:     $result =~ s/&#066;/B/g;
                    356:     $result =~ s/&#067;/C/g;
                    357:     $result =~ s/&#068;/D/g;
                    358:     $result =~ s/&#069;/E/g;
                    359:     $result =~ s/&#070;/F/g;
                    360:     $result =~ s/&#071;/G/g;
                    361:     $result =~ s/&#072;/H/g;
                    362:     $result =~ s/&#073;/I/g;
                    363:     $result =~ s/&#074;/J/g;
                    364:     $result =~ s/&#075;/K/g;
                    365:     $result =~ s/&#076;/L/g;
                    366:     $result =~ s/&#077;/M/g;
                    367:     $result =~ s/&#078;/N/g;
                    368:     $result =~ s/&#079;/O/g;
                    369:     $result =~ s/&#080;/P/g;
                    370:     $result =~ s/&#081;/Q/g;
                    371:     $result =~ s/&#082;/R/g;
                    372:     $result =~ s/&#083;/S/g;
                    373:     $result =~ s/&#084;/T/g;
                    374:     $result =~ s/&#085;/U/g;
                    375:     $result =~ s/&#086;/V/g;
                    376:     $result =~ s/&#087;/W/g;
                    377:     $result =~ s/&#088;/X/g;
                    378:     $result =~ s/&#089;/Y/g;
                    379:     $result =~ s/&#090;/Z/g;
                    380:     $result =~ s/&#091;/[/g;
                    381:     $result =~ s/&#092;/\\/g;
                    382:     $result =~ s/&#093;/]/g;
                    383: #    $result =~ s/&#094;//g;
                    384: #    $result =~ s/&#095;//g;
                    385:     $result =~ s/&#096;/`/g;
                    386:     $result =~ s/&#097;/a/g;
                    387:     $result =~ s/&#098;/b/g;
                    388:     $result =~ s/&#099;/c/g;
                    389:     $result =~ s/&#100;/d/g;
                    390:     $result =~ s/&#101;/e/g;
                    391:     $result =~ s/&#102;/f/g;
                    392:     $result =~ s/&#103;/g/g;
                    393:     $result =~ s/&#104;/h/g;
                    394:     $result =~ s/&#105;/i/g;
                    395:     $result =~ s/&#106;/j/g;
                    396:     $result =~ s/&#107;/k/g;
                    397:     $result =~ s/&#108;/l/g;
                    398:     $result =~ s/&#109;/m/g;
                    399:     $result =~ s/&#110;/n/g;
                    400:     $result =~ s/&#111;/o/g;
                    401:     $result =~ s/&#112;/p/g;
                    402:     $result =~ s/&#113;/q/g;
                    403:     $result =~ s/&#114;/r/g;
                    404:     $result =~ s/&#115;/s/g;
                    405:     $result =~ s/&#116;/t/g;
                    406:     $result =~ s/&#117;/u/g;
                    407:     $result =~ s/&#118;/v/g;
                    408:     $result =~ s/&#119;/w/g;
                    409:     $result =~ s/&#120;/x/g;
                    410:     $result =~ s/&#121;/y/g;
                    411:     $result =~ s/&#122;/z/g;
                    412:     $result =~ s/&#123;/\\{/g;
                    413:     $result =~ s/&#124;/\|/g;
                    414:     $result =~ s/&#125;/\\}/g;
                    415:     $result =~ s/&#126;/\~/g;
                    416:     $result =~ s/&#130;/,/g;
                    417: #    $result =~ s/&#131;//g;
                    418:     $result =~ s/&#132;/''/g;
                    419:     $result =~ s/&#133;/\$\\ldots\$/g;
                    420:     $result =~ s/&#134;/\$\\dagger\$/g;
                    421:     $result =~ s/&#135;/\$\\ddagger\$/g;
                    422: #    $result =~ s/&#136;//g;
                    423: #    $result =~ s/&#137;//g;
                    424: #    $result =~ s/&#138;//g;
                    425:     $result =~ s/&#139;/\$<\$/g;
                    426: #    $result =~ s/&#140;//g;
                    427:     $result =~ s/&#145;/`/g;
                    428:     $result =~ s/&#146;/'/g;
                    429:     $result =~ s/&#147;/``/g;
                    430:     $result =~ s/&#148;/''/g;
                    431:     $result =~ s/&#149;/\$\\bullet\$/g;
                    432: #    $result =~ s/&#150;//g;
                    433: #    $result =~ s/&#151;//g;
                    434:     $result =~ s/&#152;/~/g;
                    435: #    $result =~ s/&#153;//g;
                    436: #    $result =~ s/&#154;//g;
                    437:     $result =~ s/&#155;/\$>\$/g;
                    438:     $result =~ s/&#156;/\\{\\oe\\}/g;
                    439:     $result =~ s/&#159;/\\"\\{Y\\}/g;
                    440:     $result =~ s/&#160;//g;
                    441:     $result =~ s/&nbsp;//g;
                    442:     $result =~ s/&#161;/!`/g;
                    443:     $result =~ s/&iexcl;/!`/g; #`
                    444: #    $result =~ s/&#162;//g;
                    445: #    $result =~ s/&cent;//g;
                    446:     $result =~ s/&#163;/\\pounds/g; 
                    447:     $result =~ s/&pound;/\\pounds/g;
                    448: #    $result =~ s/&#164;//g;
                    449: #    $result =~ s/&curren;//g;
                    450: #    $result =~ s/&#165;//g;
                    451: #    $result =~ s/&yen;//g;
                    452: #    $result =~ s/&#166;//g;
                    453: #    $result =~ s/&brvbar;//g;
                    454: #    $result =~ s/&#167;//g;
                    455: #    $result =~ s/&sect;//g;
                    456: #    $result =~ s/&#168;//g;
                    457: #    $result =~ s/&uml;//g;
                    458:     $result =~ s/&#169;/\\copyright/g;
                    459:     $result =~ s/&copy;/\\copyright/g;
                    460: #    $result =~ s/&#170;//g;
                    461: #    $result =~ s/&ordf;//g;
                    462: #    $result =~ s/&#171;//g;
                    463: #    $result =~ s/&laquo;//g;
                    464:     $result =~ s/&#172;/\$\\neg\$/g;
                    465:     $result =~ s/&not;/\$\\neg\$/g;
                    466: #    $result =~ s/&#173;//g;
                    467: #    $result =~ s/&shy;//g;
                    468: #    $result =~ s/&#174;//g;
                    469: #    $result =~ s/&reg;//g;
                    470: #    $result =~ s/&#175;//g;
                    471: #    $result =~ s/&macr;//g;
                    472:     $result =~ s/&#176;/\$^\\{\\circ\\}\$/g;
                    473:     $result =~ s/&deg;/\$^\\{\\circ\\}\$/g;
                    474:     $result =~ s/&#177;/\$\\pm\$/g;
                    475:     $result =~ s/&plusmn;/\$\\pm\$/g;
                    476:     $result =~ s/&#178;/\$^2\$/g;
                    477:     $result =~ s/&sup2;/\$^2\$/g;
                    478:     $result =~ s/&#179;/\$^3\$/g;
                    479:     $result =~ s/&sup3;/\$^3\$/g;
                    480: #    $result =~ s/&#180;//g;
                    481: #    $result =~ s/&acute;//g;
                    482:     $result =~ s/&#181;/\$\\mu\$/g;
                    483:     $result =~ s/&micro;/\$\\mu\$/g;
                    484:     $result =~ s/&#182;/\\P/g;
                    485:     $result =~ s/&para;/\\P/g;
                    486:     $result =~ s/&#183;/\$\\cdot\$/g;
                    487:     $result =~ s/&middot;/\$\\cdot\$/g;
                    488: #    $result =~ s/&#184;//g;
                    489: #    $result =~ s/&cedil;//g;
                    490:     $result =~ s/&#185;/\$^1\$/g;
                    491:     $result =~ s/&sup1;/\$^1\$/g;
                    492: #    $result =~ s/&#186;//g;
                    493: #    $result =~ s/&ordm;//g;
                    494: #    $result =~ s/&#187;//g;
                    495: #    $result =~ s/&raquo;//g;
                    496: #    $result =~ s/&#188;//g;
                    497: #    $result =~ s/&frac14;//g;
                    498: #    $result =~ s/&#189;//g;
                    499: #    $result =~ s/&frac12;//g;
                    500: #    $result =~ s/&#190;//g;
                    501: #    $result =~ s/&frac34;//g;
                    502:     $result =~ s/&#191;/?`/g;
                    503:     $result =~ s/&iquest;/?`/g; 
                    504:     $result =~ s/&#192;/\\`{A}/g;
                    505:     $result =~ s/&Agrave;/\\`{A}/g; 
                    506:     $result =~ s/&#193;/\\'{A}/g; 
                    507:     $result =~ s/&Aacute;/\\'{A}/g; 
                    508:     $result =~ s/&#194;/\\^{A}/g;
                    509:     $result =~ s/&Acirc;/\\^{A}/g;
                    510:     $result =~ s/&#195;/\\~{A}/g;
                    511:     $result =~ s/&Atilde;/\\~{A}/g;
                    512:     $result =~ s/&#196;/\\"{A}/g; 
                    513:     $result =~ s/&Auml;/\\"{A}/g; 
                    514:     $result =~ s/&#197;/{\\AA}/g;
                    515:     $result =~ s/&Aring;/{\\AA}/g;
                    516:     $result =~ s/&#198;/{\\AE}/g;
                    517:     $result =~ s/&AElig;/{\\AE}/g;
                    518: #    $result =~ s/&#199;//g;
                    519: #    $result =~ s/&Ccedil;//g;
                    520:     $result =~ s/&#200;/\\`{E}/g;
                    521:     $result =~ s/&Egrave;/\\`{E}/g;
                    522:     $result =~ s/&#201;/\\'{E}/g;
                    523:     $result =~ s/&Eacute;/\\'{E}/g;
                    524:     $result =~ s/&#202;/\\^{E}/g;
                    525:     $result =~ s/&Ecirc;/\\^{E}/g;
                    526:     $result =~ s/&#203;/\\`{E}/g;
                    527:     $result =~ s/&Euml;/\\`{E}/g;
                    528:     $result =~ s/&#204;/\\`{I}/g;
                    529:     $result =~ s/&Igrave;/\\`{I}/g; 
                    530:     $result =~ s/&#205;/\\'{I}/g; 
                    531:     $result =~ s/&Iacute;/\\'{I}/g; 
                    532:     $result =~ s/&#206;/\\^{I}/g;
                    533:     $result =~ s/&Icirc;/\\^{I}/g;
                    534:     $result =~ s/&#207;/\\"{I}/g; 
                    535:     $result =~ s/&Iuml;/\\"{I}/g; 
                    536: #    $result =~ s/&#208;//g;
                    537: #    $result =~ s/&ETH;//g;
                    538:     $result =~ s/&#209;/\\~{N}/g;
                    539:     $result =~ s/&Ntilde;/\\~{N}/g;
                    540:     $result =~ s/&#210;/\\`{O}/g;
                    541:     $result =~ s/&Ograve;/\\`{O}/g; 
                    542:     $result =~ s/&#211;/\\'{O}/g;
                    543:     $result =~ s/&Oacute;/\\'{O}/g; 
                    544:     $result =~ s/&#212;/\\^{O}/g;
                    545:     $result =~ s/&Ocirc;/\\^{O}/g;
                    546:     $result =~ s/&#213;/\\~{O}/g;
                    547:     $result =~ s/&Otilde;/\\~{O}/g;
                    548:     $result =~ s/&#214;/\\"{O}/g;
                    549:     $result =~ s/&Ouml;/\\"{O}/g; 
                    550:     $result =~ s/&#215;/\$\\times\$/g;
                    551:     $result =~ s/&times;/\$\\times\$/g;
                    552:     $result =~ s/&#216;/{\\O}/g;
                    553:     $result =~ s/&Oslash;/{\\O}/g;
                    554:     $result =~ s/&#217;/\\`{U}/g;
                    555:     $result =~ s/&Ugrave;/\\`{U}/g;
                    556:     $result =~ s/&#218;/\\'{U}/g;
                    557:     $result =~ s/&Uacute;/\\'{U}/g;
                    558:     $result =~ s/&#219;/\\^{U}/g;
                    559:     $result =~ s/&Ucirc;/\\^{U}/g;
                    560:     $result =~ s/&#220;/\\"{U}/g;
                    561:     $result =~ s/&Uuml;/\\"{U}/g;
                    562:     $result =~ s/&#221;/\\'{Y}/g;
                    563:     $result =~ s/&Yacute;/\\'{Y}/g;
                    564: #    $result =~ s/&#222;//g;
                    565: #    $result =~ s/&THORN;//g;
                    566: #    $result =~ s/&#223;//g;
                    567: #    $result =~ s/&szlig;//g;
                    568:     $result =~ s/&#224;/\\`{a}/g;
                    569:     $result =~ s/&agrave;/\\`{a}/g;
                    570:     $result =~ s/&#225;/\\'{a}/g;
                    571:     $result =~ s/&aacute;/\\'{a}/g;
                    572:     $result =~ s/&#226;/\\^{a}/g;
                    573:     $result =~ s/&acirc;/\\^{a}/g;
                    574:     $result =~ s/&#227;/\\~{a}/g;
                    575:     $result =~ s/&atilde;/\\~{a}/g;
                    576:     $result =~ s/&#228;/\\"{a}/g;
                    577:     $result =~ s/&auml;/\\"{a}/g;
                    578:     $result =~ s/&#229;/{\\aa}/g;
                    579:     $result =~ s/&aring;/{\\aa}/g;
                    580:     $result =~ s/&#230;/{\\ae}/g;
                    581:     $result =~ s/&aelig;/{\\ae}/g;
                    582: #    $result =~ s/&#231;//g;
                    583: #    $result =~ s/&ccedil;//g;
                    584:     $result =~ s/&#232;/\\`{e}/g;
                    585:     $result =~ s/&egrave;/\\`{e}/g;
                    586:     $result =~ s/&#233;/\\'{e}/g;
                    587:     $result =~ s/&eacute;/\\'{e}/g;
                    588:     $result =~ s/&#234;/\\^{e}/g;
                    589:     $result =~ s/&ecirc;/\\^{e}/g;
                    590:     $result =~ s/&#235;/\\"{e}/g;
                    591:     $result =~ s/&euml;/\\"{e}/g;
                    592:     $result =~ s/&#236;/\\`{i}/g;
                    593:     $result =~ s/&igrave;/\\`{i}/g;
                    594:     $result =~ s/&#237;/\\'{i}/g;
                    595:     $result =~ s/&iacute;/\\'{i}/g;
                    596:     $result =~ s/&#238;/\\^{i}/g;
                    597:     $result =~ s/&icirc;/\\^{i}/g;
                    598:     $result =~ s/&#239;/\\"{i}/g;
                    599:     $result =~ s/&iuml;/\\"{i}/g;
                    600: #    $result =~ s/&#240;//g;
                    601: #    $result =~ s/&eth;//g;
                    602:     $result =~ s/&#241;/\\~{n}/g;
                    603:     $result =~ s/&ntilde;/\\~{n}/g;
                    604:     $result =~ s/&#242;/\\`{o}/g;
                    605:     $result =~ s/&ograve;/\\`{o}/g;
                    606:     $result =~ s/&#243;/\\'{o}/g;
                    607:     $result =~ s/&oacute;/\\'{o}/g;
                    608:     $result =~ s/&#244;/\\^{o}/g;
                    609:     $result =~ s/&ocirc;/\\^{o}/g;
                    610:     $result =~ s/&#245;/\\~{o}/g;
                    611:     $result =~ s/&otilde;/\\~{o}/g;
                    612:     $result =~ s/&#246;/\\"{o}/g;
                    613:     $result =~ s/&ouml;/\\"{o}/g;
                    614:     $result =~ s/&#247;/\$\\div\$/g;
                    615:     $result =~ s/&divide;/\$\\div\$/g;
                    616:     $result =~ s/&#248;/{\\o}/g;
                    617:     $result =~ s/&oslash;/{\\o}/g;
                    618:     $result =~ s/&#249;/\\`{u}/g; 
                    619:     $result =~ s/&ugrave;/\\`{u}/g;
                    620:     $result =~ s/&#250;/\\'{u}/g;
                    621:     $result =~ s/&uacute;/\\'{u}/g;
                    622:     $result =~ s/&#251;/\\^{u}/g;
                    623:     $result =~ s/&ucirc;/\\^{u}/g;
                    624:     $result =~ s/&#252;/\\"{u}/g;
                    625:     $result =~ s/&uuml;/\\"{u}/g;
                    626:     $result =~ s/&#253;/\\'{y}/g;
                    627:     $result =~ s/&yacute;/\\'{y}/g;
                    628: #    $result =~ s/&#254;//g;
                    629: #    $result =~ s/&thorn;//g;
                    630:     $result =~ s/&#255;/\\"{y}/g;
                    631:     $result =~ s/&yuml;/\\"{y}/g;
                    632:     return $result;
                    633: }
                    634: 
1.28      sakharuk  635: sub additional_cleanup {
                    636:     my $result = shift;	
                    637:     my $first_app = index($result,'\documentclass',0);
                    638:     $first_app = index($result,'\documentclass',$first_app+5);
                    639:     while ($first_app != -1) {
                    640: 	my $second_app = index($result,'begin{document}',$first_app);
                    641: 	$first_app = rindex($result,'\end{document}',$first_app);
                    642: 	substr($result,$first_app,$second_app-$first_app+15) = '\vskip 3 mm';
                    643: 	$first_app = index($result,'\documentclass',$first_app+5);
                    644:     }
                    645:     return $result;
                    646: }
1.33      sakharuk  647: sub page_cleanup {
                    648:     my $result = shift;	
                    649:     $_ = $result;
                    650:     m/\\end{document}(\d*)$/;
1.34      sakharuk  651:     my $number_of_columns = $1;
1.33      sakharuk  652:     my $insert = '{';
1.34      sakharuk  653:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33      sakharuk  654:     $insert .= '}';
1.34      sakharuk  655:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE/$1$insert/g;
                    656:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
                    657:     $result =~ s/(\\vskip\s*\d+\s*mm)/}\\\\\\parbox{\\minipagewidth}{/g;
1.35      sakharuk  658:     $result =~ s/\\parbox{\\minipagewidth}{}\s*\\\\\s*(\\parbox{\\minipagewidth})/$1/g;
1.37      sakharuk  659:     $result =~ s/\\parbox{\\minipagewidth}{\s*\\\\\\\\/\\parbox{\\minipagewidth}{/g;
1.34      sakharuk  660:     return $result,$number_of_columns;
1.33      sakharuk  661: }
1.6       sakharuk  662: 
1.3       sakharuk  663: sub content_map {
1.7       sakharuk  664: #-- find a list of files to print
1.3       sakharuk  665:     my $map_string = shift;
1.5       sakharuk  666:     my @number_seq = ();
1.7       sakharuk  667:     my @file_seq = ();
1.5       sakharuk  668:     my $startlink = index($map_string,'<link',0);
1.7       sakharuk  669:     my $endlink = index($map_string,'</link>',$startlink);
                    670:     my $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
                    671:     $_ = $chunk;
                    672:     m/from=\"(\d+)\"/;
                    673:     push @number_seq,$1;
1.5       sakharuk  674:     while ($startlink != -1) {
1.7       sakharuk  675: 	$endlink = index($map_string,'</link>',$startlink);
                    676: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+7);
1.5       sakharuk  677: 	substr($map_string,$startlink,$endlink-$startlink+7) = '';
                    678: 	$_ = $chunk;
                    679:         m/to=\"(\d+)\"/;
                    680: 	push @number_seq,$1;
1.13      sakharuk  681: 	$startlink = index($map_string,'from="'.$1.'"',$startlink);
1.18      sakharuk  682: 	$startlink = rindex($map_string,'<link ',$startlink);
1.5       sakharuk  683:     }
1.7       sakharuk  684:     my $stalink = index($map_string,' to="'.$number_seq[0].'"',$startlink);
                    685:     while ($stalink != -1) {
                    686: 	$startlink = rindex($map_string,'<link ',$stalink);
                    687: 	$endlink = index($map_string,'</link>',$startlink);
                    688: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+7);
                    689: 	substr($map_string,$startlink,$endlink-$startlink+7) = '';
                    690: 	$_ = $chunk;
                    691:         m/from=\"(\d+)\"/;
                    692: 	unshift @number_seq,$1;
                    693: 	$stalink = index($map_string,' to="'.$number_seq[0].'"',0);
                    694:     }
                    695:     for (my $i=0;$i<=$#number_seq;$i++) {
                    696: 	$stalink = index($map_string,' id="'.$number_seq[$i].'"',0);
1.13      sakharuk  697:         {    
                    698: 	    my $ahed1 = index($map_string,'src="',$stalink);
                    699: 	    my $ahed2 = index($map_string,'</resource>',$stalink);
                    700: 	    if ($ahed1 != -1) {
                    701: 		if ($ahed1 < $ahed2) {
                    702: 		    $startlink = $ahed1;
                    703: 		} else {
                    704: 		    $startlink = rindex($map_string,'src="',$stalink);
                    705: 		}
                    706: 	    } else {
                    707: 		$startlink = rindex($map_string,'src="',$stalink);
                    708: 	    }
                    709: 
                    710: 	}
1.7       sakharuk  711: 	$startlink = index($map_string,'"',$startlink);
                    712: 	$endlink = index($map_string,'"',$startlink+1);
                    713: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+1);
                    714: 	push @file_seq,$chunk;
                    715:     }
                    716:     return @file_seq;
                    717: }
1.5       sakharuk  718: 
1.3       sakharuk  719: 
                    720: 
                    721: sub handler {
                    722: 
                    723:     my $r = shift;
                    724:     $r->content_type('text/html');
                    725:     $r->send_http_header;
                    726: 
                    727: #-- start form
                    728:     &headerform($r);
                    729: #-- menu for output
1.16      sakharuk  730:     unless  ($ENV{'form.phase'}) {
1.3       sakharuk  731: 	&menu_for_output($r);
                    732:     }
                    733: #-- core part 
                    734:     if ($ENV{'form.phase'} eq 'two') {
                    735: 	&output_data($r);
                    736:     }
1.2       sakharuk  737:     return OK;
                    738: 
1.1       www       739: } 
                    740: 
                    741: 1;
                    742: __END__
1.6       sakharuk  743: 
                    744: 
1.13      sakharuk  745: 
                    746: 
                    747: #### Test block
1.6       sakharuk  748: #    my $ere;
                    749: #    foreach $ere (%ENV) {
1.13      sakharuk  750: #	$result .= ' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n";
1.6       sakharuk  751: #    }
1.13      sakharuk  752: ####

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