Annotation of loncom/interface/lonprintout.pm, revision 1.60

1.1       www         1: # The LearningOnline Network
                      2: # Printout
                      3: #
1.60    ! sakharuk    4: # $Id: lonprintout.pm,v 1.59 2002/09/10 20:14:35 sakharuk 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;
1.54      sakharuk   46: use Apache::loncommon;
1.13      sakharuk   47: use Apache::inputtags;
1.54      sakharuk   48: use Apache::grades;
1.13      sakharuk   49: use Apache::edit;
1.5       sakharuk   50: use Apache::File();
1.34      sakharuk   51: use POSIX qw(strftime);
1.60    ! sakharuk   52: use GDBM_File;
        !            53: 
        !            54: 
        !            55: my %hash;
1.3       sakharuk   56: 
                     57: 
                     58: sub headerform {
1.1       www        59:     my $r = shift;
1.3       sakharuk   60:     $r->print(<<ENDHEADER);
                     61: <html>
                     62: <head>
                     63: <title>LON-CAPA output for printing</title>
                     64: </head>
                     65: <body bgcolor="FFFFFF">
                     66: <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
1.38      www        67: <tt>$ENV{'form.postdata'}</tt><p>
1.3       sakharuk   68: ENDHEADER
                     69: }
                     70: 
1.1       www        71: 
1.3       sakharuk   72: sub menu_for_output {
                     73:     my $r = shift;
1.60    ! sakharuk   74:     my ($title_for_single_resource,$title_for_sequence) = &details_for_menu;
        !            75:     if ($title_for_single_resource ne '') {$title_for_single_resource = '"'.$title_for_single_resource.'"';}
        !            76:     if ($title_for_sequence ne '') {$title_for_sequence = '"'.$title_for_sequence.'"';}
1.28      sakharuk   77:     $r->print(<<ENDMENUOUT1);
1.57      sakharuk   78: <h1>What do you want to print? Make a choice.</h1><br />
1.3       sakharuk   79: <input type="hidden" name="phase" value="two">
1.10      albertel   80: <input type="hidden" name="url" value="$ENV{'form.postdata'}">
1.60    ! sakharuk   81: <input type="radio" name="choice" value="Standard LaTeX output for current document" checked>  Current document <b>$title_for_single_resource</b>
1.16      sakharuk   82: (you will print what you see on the screen)<br />
1.39      sakharuk   83: ENDMENUOUT1
1.48      sakharuk   84:     if ((not $ENV{'request.role'}=~m/^au\./) and (not $ENV{'request.role'}=~m/^ca\./)) {
1.52      sakharuk   85: 	$r->print(<<ENDMENUOUT2);
1.60    ! sakharuk   86: <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  All problems from the primary sequence <b>$title_for_sequence</b><br />
        !            87: <input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence">  The whole primary sequence <b>$title_for_sequence</b> (problems plus all html and xml files)<br />
1.28      sakharuk   88: ENDMENUOUT2
1.44      sakharuk   89:     }
1.52      sakharuk   90:     if ($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) { 
                     91: 	$r->print(<<ENDMENUOUT6);
1.59      sakharuk   92: <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence">  All problems from the top level sequence<br />
                     93: <br />
1.60    ! sakharuk   94: <input type="radio" name="choice" value="All class print">  Print assignment <b>$title_for_sequence</b> (all problems from the primary sequence) for group of students<br /><br />
1.52      sakharuk   95: ENDMENUOUT6
                     96:     }
1.39      sakharuk   97:       my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
                     98:       $subdirtoprint =~ s/\/[^\/]+$//;
                     99:       if (&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') {
                    100: 	  $r->print(<<ENDMENUOUT4);
                    101:   <input type="radio" name="choice" value="Subdirectory print">  All problems from current subdirectory (where this particular problem is)<br />
                    102: ENDMENUOUT4
                    103:       }
                    104:     $r->print(<<ENDMENUOUT5);
1.16      sakharuk  105: <br /><hr /><br />
                    106: <h1>And what page format do you prefer?</h1>
1.36      sakharuk  107: <table>
                    108:  <tr>
                    109:    <td>
                    110:      <input type="radio" name="layout" value="CBI"> Landscape <br />
                    111:      <input type="radio" name="layout" value="CAPA" checked>  Portrait <br />
                    112:    </td>
                    113:    <td>&nbsp;</td>
                    114:    <td rawspan="2">
1.44      sakharuk  115:      Number of columns: <select name="numberofcolumns">
1.59      sakharuk  116:                          <option> 1 </option>
                    117:                          <option selected> 2 </option>
1.44      sakharuk  118:                         </select> 
1.36      sakharuk  119:    </td>
1.59      sakharuk  120:    <td rawspan="2">
                    121:      Paper size (format [width x height]): <select name="papersize">
                    122:                                             <option selected> Letter [216x297 mm] </option>
                    123:                                             <option> Legal [216x356 mm] </option>
                    124:                                             <option> Executive [190x254 mm] </option>
                    125:                                             <option> Ledger/Tabloid [279x432 mm] </option>
                    126:                                             <option> A2 [420x594 mm] </option>
                    127:                                             <option> A3 [297x420 mm] </option>
                    128:                                             <option> A4 [210x297 mm] </option>
                    129:                                             <option> A5 [148x210 mm] </option>
                    130:                                             <option> A6 [105x148 mm] </option>
                    131:                                            </select> 
                    132:    </td>
1.36      sakharuk  133:  </tr>
                    134: </table>
                    135: </br> 
1.16      sakharuk  136: <input type="submit" value="Submit your choice">
1.52      sakharuk  137: ENDMENUOUT5
                    138: }
                    139: 
                    140: 
1.58      sakharuk  141: sub problem_choice_menu {
                    142:     my $r = shift;
                    143:     my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
                    144:     $subdirtoprint =~ s/\/[^\/]+$//;
                    145:     my @list_of_files = ();
                    146:     if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    147: 	$subdirtoprint =~ s/^[^~]*~(\w+)\//\/home\/$1\/public_html\//;
                    148:     } else {
                    149: 	$subdirtoprint =~ s/.*(\/res\/)/$1/;
                    150:     }
                    151:     my @content_directory = ();
                    152:     if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    153: 	@content_directory = &Apache::lonnet::dirlist($subdirtoprint,$ENV{'user.domain'}, $ENV{'user.name'},'');
                    154:     } else {
                    155: 	@content_directory = &Apache::lonnet::dirlist($subdirtoprint);
                    156:     }
                    157:     for (my $iy=0;$iy<=$#content_directory;$iy++) {
                    158: 	my @tempo_array = split(/&/,$content_directory[$iy]);
                    159: 	if ($tempo_array[0] =~ m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/) {
                    160: 	    push(@list_of_files,$tempo_array[0]);
                    161: 	}
                    162:     }
                    163:     $subdirtoprint =~ s/\/$//;
                    164:     for (my $i=0;$i<=$#list_of_files;$i++) {
                    165: 	$list_of_files[$i] = $subdirtoprint.'/'.$list_of_files[$i];
                    166:     }
                    167:     $r->print(<<ENDMENUOUT1);
                    168: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    169: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    170: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
                    171: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
                    172: <h1>Mark problems which you want to print</h1>
                    173: <script>
                    174:     function checkall() {
                    175: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    176:             if 
                    177:           (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
                    178: 	      document.forms.printform.elements[i].checked=true;
                    179:             }
                    180:         }
                    181:     }
                    182: 
                    183: 
                    184:     function uncheckall() {
                    185: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    186:             if 
                    187:           (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
                    188: 	      document.forms.printform.elements[i].checked=false;
                    189:             }
                    190:         }
                    191:     }
                    192: </script>
1.60    ! sakharuk  193: <input type=button onClick="checkall()" value="Check All">&nbsp;
        !           194: <input type=button onClick="uncheckall()" value="Uncheck">
1.58      sakharuk  195: <p>
                    196: ENDMENUOUT1
                    197:     my $i;
                    198:     foreach my $file (@list_of_files) {
                    199: 	$r->print('<br /><input type=checkbox name="whattoprint'.$i.'" value="'.$file.'"> '.
                    200:                   $file);
                    201: 	$i++;
                    202:     }
                    203:     $r->print(<<ENDMENUOUT2);
                    204: <br />
                    205: <input type="hidden" name="numberofproblems" value="$i">
                    206: <input type="hidden" name="phase" value="three">
                    207: <input type="submit" value="Submit">
                    208: ENDMENUOUT2
                    209: }
                    210: 
                    211: 
1.52      sakharuk  212: sub additional_class_menu {
                    213:     my $r = shift;
                    214:     $r->print(<<ENDMENUOUT1);
                    215: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    216: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    217: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
                    218: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
                    219: <h1>Mark students which assignments you want to print</h1>
                    220: ENDMENUOUT1
1.57      sakharuk  221:     my %courselist=&Apache::lonnet::dump(
                    222:                    'classlist',
                    223: 		   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                    224: 		   $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
                    225:     my $now=time;
                    226:     $r->print(<<ENDDISHEADER);
                    227: <script>
                    228:     function checkall() {
                    229: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    230:             if 
                    231:           (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
                    232: 	      document.forms.printform.elements[i].checked=true;
                    233:             }
                    234:         }
                    235:     }
                    236: 
                    237:     function checksec() {
                    238: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    239:             if 
                    240:           (document.forms.printform.elements[i].value.indexOf
                    241:            (document.forms.printform.chksec.value)==0) {
                    242: 	      document.forms.printform.elements[i].checked=true;
                    243:             }
                    244:         }
                    245:     }
                    246: 
                    247:     function uncheckall() {
                    248: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    249:             if 
                    250:           (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
                    251: 	      document.forms.printform.elements[i].checked=false;
                    252:             }
                    253:         }
1.52      sakharuk  254:     }
1.57      sakharuk  255: </script>
1.60    ! sakharuk  256: <input type=button onClick="checkall()" value="Check All">&nbsp;
        !           257: <input type=button onClick="checksec()" value="Check Section/Group">
1.57      sakharuk  258: <input type=text size=5 name=chksec>&nbsp;
1.60    ! sakharuk  259: <input type=button onClick="uncheckall()" value="Uncheck">
1.57      sakharuk  260: <p>
                    261: ENDDISHEADER
1.54      sakharuk  262:     my $i = 0;
1.57      sakharuk  263:     foreach (sort keys %courselist) {
                    264:         my ($end,$start)=split(/\:/,$courselist{$_});
                    265:         my $active=1;
                    266:         if (($end) && ($now>$end)) { $active=0; }
                    267:         if ($active) {
                    268:            my ($sname,$sdom)=split(/\:/,$_);
                    269:            my %reply=&Apache::lonnet::get('environment',
                    270:               ['firstname','middlename','lastname','generation'],
                    271:               $sdom,$sname);
                    272:            my $section=&Apache::lonnet::usection
                    273: 	       ($sdom,$sname,$ENV{'request.course.id'});
                    274:            $r->print(
                    275:         '<br /><input type=checkbox name="whomtoprint'.$i.'" value="'.$section.':'.$_.'"> '.
                    276: 		      $reply{'firstname'}.' '. 
                    277:                       $reply{'middlename'}.' '.
                    278:                       $reply{'lastname'}.' '.
                    279:                       $reply{'generation'}.
                    280:                       ' ('.$_.') '.$section);
                    281: 	   $i++;
                    282:         } 
1.52      sakharuk  283:     }
                    284:     $r->print(<<ENDMENUOUT2);
1.57      sakharuk  285: <br />
1.54      sakharuk  286: <input type="hidden" name="numberofstudents" value="$i">
1.52      sakharuk  287: <input type="hidden" name="phase" value="three">
                    288: <input type="submit" value="Submit">
                    289: ENDMENUOUT2
                    290: }
                    291: 
                    292: 
                    293: sub additional_print_menu { 
                    294:     my $r = shift;
1.54      sakharuk  295:     my $what_to_print = '';
                    296:     for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
                    297: 	$what_to_print .= '<input type="hidden" name="whomtoprint'.$i.'" value="'.$ENV{'form.whomtoprint'.$i}.'">';
                    298:     }
1.58      sakharuk  299:     for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
                    300: 	$what_to_print .= '<input type="hidden" name="whattoprint'.$i.'" value="'.$ENV{'form.whattoprint'.$i}.'">';
                    301:     }
1.52      sakharuk  302:     $r->print(<<ENDMENUOUT);
1.54      sakharuk  303:     $what_to_print
1.52      sakharuk  304: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    305: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    306: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
1.54      sakharuk  307: <input type="hidden" name="numberofstudents" value="$ENV{'form.numberofstudents'}">
1.58      sakharuk  308: <input type="hidden" name="numberofproblems" value="$ENV{'form.numberofproblems'}">
1.52      sakharuk  309: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
1.57      sakharuk  310: Define page layout parameters: <br />
                    311: <b>Width</b>: <input type="text" name="width" width="8" value="9cm"> <br />
                    312: <b>Height</b>: <input type="text" name="height" width="8" value="25.9cm"> <br />
                    313: <b>Left margin</b>: <input type="text" name="leftmargin" width="8" value="-0.57in"> <br />
1.52      sakharuk  314: <input type="hidden" name="phase" value="four">
                    315: <input type="submit" value="Submit">
1.3       sakharuk  316: </form>
                    317: </body>
                    318: </html>
1.52      sakharuk  319: ENDMENUOUT
1.3       sakharuk  320: }
1.2       sakharuk  321: 
                    322: 
1.3       sakharuk  323: sub output_data {
                    324:     my $r = shift;
                    325:     $r->print(<<ENDPART);
                    326: <html>
                    327: <head>
                    328: <title>LON-CAPA output for printing</title>
                    329: </head>
                    330: <body bgcolor="FFFFFF">
                    331: <hr>
                    332: ENDPART
1.2       sakharuk  333: 
1.3       sakharuk  334:     my $choice = $ENV{'form.choice'};
1.16      sakharuk  335:     my $layout = $ENV{'form.layout'};
1.36      sakharuk  336:     my $numberofcolumns = $ENV{'form.numberofcolumns'};               
1.16      sakharuk  337:     my $laystyle = 'book';
1.2       sakharuk  338:     my $result = '';
1.34      sakharuk  339:     my $number_of_columns = 1;
1.59      sakharuk  340:     my $selectionmade = '';
1.36      sakharuk  341:  
1.3       sakharuk  342:     if ($choice eq 'Standard LaTeX output for current document') {
1.36      sakharuk  343:       #-- single document - problem, page, html, xml  
1.59      sakharuk  344:       $selectionmade = 1;
1.14      albertel  345:       my %moreenv;
                    346:       $moreenv{'form.grade_target'}='tex';
1.48      sakharuk  347:       if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    348: 	  $ENV{'form.url'}=~s/http:\/\/[^\/]+//;
                    349:       }
1.14      albertel  350:       $moreenv{'request.filename'}=$ENV{'form.url'};
                    351:       &Apache::lonnet::appenv(%moreenv);
                    352:       my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
                    353:       &Apache::lonnet::delenv('form.grade_target');
                    354:       $result .= $texversion;
1.29      sakharuk  355:       $result = &additional_cleanup($result);
1.40      sakharuk  356:       if ($ENV{'form.url'}=~m/\.page\s*$/) {
                    357: 	  ($result,$number_of_columns) = &page_cleanup($result);
                    358:       }
                    359:     } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or 
                    360:              $choice eq 'Standard LaTeX output for whole primary sequence') {
1.36      sakharuk  361:       #-- minimal sequence to which the current document belongs
                    362:         #-- where is the primary sequence containing file?
1.18      sakharuk  363: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
1.59      sakharuk  364: 	$symbolic =~ m/([^_]+)_/;
1.18      sakharuk  365: 	my $primary_sequence = '/res/'.$1;
1.36      sakharuk  366:         #-- open and analyses the primary sequence
1.18      sakharuk  367: 	my $sequence_file=&Apache::lonnet::filelocation("",$primary_sequence);
                    368: 	my $sequencefilecontents=&Apache::lonnet::getfile($sequence_file);
                    369: 	my @master_seq = &content_map($sequencefilecontents);
1.36      sakharuk  370:         #-- produce an output string
1.18      sakharuk  371: 	for (my $i=0;$i<=$#master_seq;$i++) {
                    372: 	    $_ = $master_seq[$i];
                    373: 	    m/\"(.*)\"/;
                    374:             $_ = $1;
1.36      sakharuk  375:             my $urlp = $1;		
1.20      sakharuk  376: 	    if ($choice eq 'Standard LaTeX output for the primary sequence') {
1.59      sakharuk  377: 		$selectionmade = 2;
1.36      sakharuk  378: 		if ($urlp =~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.20      sakharuk  379: 		    my %moreenv;
                    380: 		    $moreenv{'form.grade_target'}='tex';
                    381: 		    &Apache::lonnet::appenv(%moreenv);
                    382: 		    my $texversion=&Apache::lonnet::ssi($urlp);
                    383: 		    &Apache::lonnet::delenv('form.grade_target');
                    384: 		    $result .= $texversion;        
                    385: 		}
1.53      albertel  386: 	    } elsif ($urlp =~ /\S+/) {
1.59      sakharuk  387: 		$selectionmade = 3;
1.36      sakharuk  388: 		my %moreenv;
1.18      sakharuk  389: 		$moreenv{'form.grade_target'}='tex';
                    390: 		&Apache::lonnet::appenv(%moreenv);
                    391: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    392: 		&Apache::lonnet::delenv('form.grade_target');
1.20      sakharuk  393: 		$result .= $texversion;    
1.16      sakharuk  394: 	    }
1.28      sakharuk  395: 	}	
                    396: 	$result = &additional_cleanup($result);
1.13      sakharuk  397:     }  elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
1.47      sakharuk  398:         # where is the main sequence of the course?
1.59      sakharuk  399: 	$selectionmade = 4;
1.13      sakharuk  400: 	my $main_seq = '/res/'.$ENV{'request.course.uri'};
                    401: 	my $file=&Apache::lonnet::filelocation("",$main_seq);
                    402: 	my $filecontents=&Apache::lonnet::getfile($file);
                    403: 	my @file_seq = &content_map($filecontents);
1.48      sakharuk  404: 	for (my $iu=0;$iu<=$#file_seq;$iu++) {
                    405: 	    $file_seq[$iu]=~s/^"//;
                    406: 	    $file_seq[$iu]=~s/"$//;
1.49      sakharuk  407: 	    if ($file_seq[$iu]=~m/\S+/) {
                    408: 		$file_seq[$iu]=&Apache::lonnet::filelocation("",$file_seq[$iu]);
                    409: 	    } else {
                    410: 		$file_seq[$iu]= 'REMOVE IT PLEASE';
                    411: 	    }
1.48      sakharuk  412: 	}
                    413: 	my $i=0;
1.49      sakharuk  414:         my $limit = $#file_seq;		    
                    415:         while ($i<=$limit) {	
1.48      sakharuk  416: 	    unless ($file_seq[$i]=~m/\.(problem|page)/) {
                    417: 		if ($file_seq[$i]=~m/\.sequence/) {
                    418: 		    my $filecontents=&Apache::lonnet::getfile($file_seq[$i]);
                    419: 		    my @newfile_seq = &content_map($filecontents);
1.49      sakharuk  420: 		    for (my $iu=0;$iu<=$#newfile_seq;$iu++) {
                    421: 			$newfile_seq[$iu]=~s/^"//;
                    422: 	                $newfile_seq[$iu]=~s/"$//;
                    423: 			if ($newfile_seq[$iu]=~m/\S+/) {
                    424: 			    $newfile_seq[$iu]=&Apache::lonnet::filelocation("",$newfile_seq[$iu]);
                    425: 			} else {
                    426: 			    $newfile_seq[$iu]= 'REMOVE IT PLEASE';
                    427: 			}
                    428: 		    }
                    429: 		    splice @file_seq,$i,1,@newfile_seq;
                    430: 		    $i=0;
                    431: 		    $limit = $#file_seq;
1.48      sakharuk  432: 		} else {
1.49      sakharuk  433: 		    splice @file_seq,$i,1,'REMOVE IT PLEASE';
1.48      sakharuk  434: 		}
                    435: 	    }
                    436: 	    $i++;
                    437: 	}
                    438: 	for (my $iu=0;$iu<=$#file_seq;$iu++) {
1.49      sakharuk  439: 	    if ($file_seq[$iu]=~m/REMOVE IT PLEASE/) {
                    440: 		splice @file_seq,$iu,1;
                    441: 	    }
                    442: 	}
                    443: 	if ($file_seq[-1]=~m/REMOVE IT PLEASE/) {
                    444: 	    pop @file_seq;
1.48      sakharuk  445: 	}
1.52      sakharuk  446:         #-- produce an output string
1.49      sakharuk  447: 	for (my $i=0;$i<=$#file_seq;$i++) {
                    448:             my $urlp = $file_seq[$i];
                    449: 	    $urlp=~s/\/home\/httpd\/html//;	    
                    450:             if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
                    451: 		my %moreenv;
                    452: 		$moreenv{'form.grade_target'}='tex';
                    453: 		&Apache::lonnet::appenv(%moreenv);
                    454: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    455: 		&Apache::lonnet::delenv('form.grade_target');
                    456: 		$result .= $texversion;        
                    457: 	    }
                    458: 	}	    
                    459: 	$result = &additional_cleanup($result);
1.52      sakharuk  460:     } elsif ($choice eq 'All class print') { 
1.54      sakharuk  461:     #-- prints assignments for whole class or for selected students  
1.59      sakharuk  462: 	$selectionmade = 5;
1.54      sakharuk  463:         my (@students,@st_output) = ((),());
                    464: 	for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
                    465: 	    if ($ENV{'form.whomtoprint'.$i}=~/:/) {
                    466: 		push @students,$ENV{'form.whomtoprint'.$i};
                    467: 	    }
                    468: 	}
                    469: 	#where is the primary sequence containing current resource (the same for all students)?
                    470: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
                    471: 	$symbolic =~ m/([^_]+)_/;
                    472: 	my $primary_sequence = '/res/'.$1;
                    473: 	#opens and analyses the primary sequence file, produces the array of resources
                    474: 	my $sequence_file=&Apache::lonnet::filelocation("",$primary_sequence);
                    475: 	my $sequencefilecontents=&Apache::lonnet::getfile($sequence_file);
                    476: 	my @master_seq = &content_map($sequencefilecontents);
                    477:         #loop over students
                    478: 	foreach my $person (@students) {
                    479: 	    my $current_output = ''; 
1.57      sakharuk  480: 	    my ($usersection,$username,$userdomain) = split /:/,$person;
1.54      sakharuk  481: 	    my $fullname = &Apache::grades::get_fullname($username,$userdomain);
                    482:             #goes through all resources, checks if they are available for current student, and produces output 
                    483: 	    foreach my $curres (@master_seq)  {
                    484: 		$curres =~ s/^"//;
                    485: 		$curres =~ s/"$//;
                    486:                 if ($curres=~/\w+/) {
                    487: 		    my $symb = &Apache::lonnet::symbread($curres);
                    488: 		    my ($map,$id,$res_url) = split(/___/,$symb);
                    489: 		    if (&Apache::lonnet::allowed('bre',$res_url)) {
                    490: 			my $rendered = &Apache::loncommon::get_student_view($symb,$username,$userdomain,
                    491:                                                                         $ENV{'request.course.id'},'tex');
                    492: 			$current_output .= $rendered;
                    493: 		    }
                    494: 		}
                    495: 	    }
                    496: 	    $current_output =~ s/\\begin{document}/\\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$fullname}}\\hskip 1\.4in } \\vskip 5 mm /;
                    497: 	    $result .= $current_output;
                    498: 	}
                    499: 	$result = &additional_cleanup($result);
1.31      sakharuk  500:     } elsif ($choice eq 'Subdirectory print') {      
1.58      sakharuk  501:     #prints selected problems from the subdirectory 
1.59      sakharuk  502: 	$selectionmade = 6;
1.58      sakharuk  503:         my @list_of_files = ();
                    504: 	for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
                    505: 	    if ($ENV{'form.whattoprint'.$i}=~/^\//) {
                    506: 		push @list_of_files,$ENV{'form.whattoprint'.$i};
1.28      sakharuk  507: 	    }
1.13      sakharuk  508: 	}
1.31      sakharuk  509: 	for (my $i=0;$i<=$#list_of_files;$i++) {
1.58      sakharuk  510: 	    my $urlp = $list_of_files[$i];
                    511: 	    if ($urlp=~/\//) {
                    512: 		my %moreenv;
                    513: 		$moreenv{'form.grade_target'}='tex';
                    514: 		&Apache::lonnet::appenv(%moreenv);
                    515: 		if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) { 
                    516: 		    $urlp =~ s/\/home\/([^\/]*)\/public_html/\/~$1/; 
                    517: 		}
                    518: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    519: 		&Apache::lonnet::delenv('form.grade_target');
                    520: 		$texversion =~ s/(\\begin{document})/$1 {\\tiny\\begin{verbatim}$urlp\\end{verbatim}}/;
                    521: 		$result .= $texversion;
                    522: 	    }   
1.31      sakharuk  523: 	}
1.59      sakharuk  524: 	$result = &additional_cleanup($result);       	
1.7       sakharuk  525:     }
1.16      sakharuk  526: #-- corrections for the different page formats
1.36      sakharuk  527:     if ($layout eq 'CBI' and $numberofcolumns eq '1') {
1.59      sakharuk  528: 	$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}/;
                    529: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
                    530:         $laystyle = 'album';
1.36      sakharuk  531:     } elsif ($layout eq 'CBI' and $numberofcolumns eq '2') {
1.16      sakharuk  532: 	$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}/;
1.59      sakharuk  533: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
1.16      sakharuk  534:         $laystyle = 'album';
                    535:     } elsif ($layout eq 'CAPA') {
                    536:         my $courseidinfo = $ENV{'request.role'};
                    537:         $_ = $courseidinfo;
                    538:         m/.*\/(.*)/;
                    539:         $courseidinfo = $ENV{'course.physnet_'.$1.'.description'};
1.34      sakharuk  540: 	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass{article}/;
1.56      sakharuk  541: 	if ($choice ne 'All class print') { 
                    542: 	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$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 /;
                    543:         } else {	
                    544: 	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;
                    545: 	}
1.27      sakharuk  546: 	$result =~ s/\\includegraphics{/\\includegraphics\[width=9\.0 cm\]{/g;
1.37      sakharuk  547: #	$result =~ s/\\includegraphics{/\\includegraphics\[width=\\textwidth\]{/g;
                    548: #	$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/;
1.50      albertel  549: 	$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/;
1.37      sakharuk  550: #        $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[9\.0cm\]\[b\]{\\hrulefill})/$2$1/g;
                    551:         $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
1.34      sakharuk  552:         $result =~ s/(\\end{longtable}\s*)\\newline/$1/g;
1.37      sakharuk  553: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
1.16      sakharuk  554:     }
1.52      sakharuk  555:     #changes page's parameters for the one column output 
                    556:     if ($ENV{'form.numberofcolumns'} == 1) {
                    557: 	$result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
1.59      sakharuk  558: 	$result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
                    559: 	$result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
                    560: 	$result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
1.52      sakharuk  561:     }
1.23      sakharuk  562: #-- LaTeX corrections     
                    563:     my $first_comment = index($result,'<!--',0);
                    564:     while ($first_comment != -1) {
                    565: 	my $end_comment = index($result,'-->',$first_comment);
                    566: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
                    567: 	$first_comment = index($result,'<!--',$first_comment);
                    568:     }
1.17      sakharuk  569:     $result =~ s/^\s+$//gm; #remove empty lines
1.20      sakharuk  570:     $result =~ s/(\s)+/$1/g; #removes more than one empty space
1.23      sakharuk  571:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
1.24      sakharuk  572:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
1.23      sakharuk  573:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.24      sakharuk  574: 	$result =~ s/\\\\\s+\[/ \[/g;
                    575:     $result =~ s/&#952;/\$\\theta\$/g; #converts theta from html into tex
1.41      sakharuk  576:     $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
1.37      sakharuk  577:     #conversion of html characters to LaTeX equivalents
                    578:     if ($result =~ m/&(\w+|#\d+);/) {
                    579: 	$result = &character_chart($result);
                    580:     }
1.42      sakharuk  581:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
                    582:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
1.7       sakharuk  583: #-- writing .tex file in prtspool 
1.16      sakharuk  584:     my $temp_file;
1.33      sakharuk  585:     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
1.16      sakharuk  586:     unless ($temp_file = Apache::File->new('>'.$filename)) {
                    587: 	$r->log_error("Couldn't open $filename for output $!");
                    588: 	return SERVER_ERROR; 
                    589:     } 
                    590:     print $temp_file $result;
1.3       sakharuk  591: $r->print(<<FINALEND);
1.59      sakharuk  592: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1.3       sakharuk  593: </body>
                    594: </html>
                    595: FINALEND
                    596: }
1.2       sakharuk  597: 
1.37      sakharuk  598: sub character_chart {
                    599:     my $result = shift;	
1.41      sakharuk  600:     $result =~ s/&#0?0?7;//g;
1.40      sakharuk  601:     $result =~ s/&#0?0?9;//g;
                    602:     $result =~ s/&#0?10;//g;
                    603:     $result =~ s/&#0?13;//g;
                    604:     $result =~ s/&#0?32;/ /g;
                    605:     $result =~ s/&#0?33;/!/g;
                    606:     $result =~ s/&#0?34;/"/g;
1.39      sakharuk  607:     $result =~ s/&quot;/"/g; 
1.40      sakharuk  608:     $result =~ s/&#0?35;/\\#/g;
                    609: #    $result =~ s/&#0?36;/\\\$/g;
                    610:     $result =~ s/&#0?37;/\\%/g; 
                    611:     $result =~ s/&#0?38;/\\&/g; 
1.37      sakharuk  612:     $result =~ s/&amp;/\\&/g;
1.40      sakharuk  613:     $result =~ s/&#0?39;/'/g;
                    614:     $result =~ s/&#0?40;/(/g;
                    615:     $result =~ s/&#0?41;/)/g;
                    616:     $result =~ s/&#0?42;/\*/g;
                    617:     $result =~ s/&#0?43;/\+/g;
                    618:     $result =~ s/&#0?44;/,/g;
                    619:     $result =~ s/&#0?45;/-/g;
                    620:     $result =~ s/&#0?46;/\./g;
                    621:     $result =~ s/&#0?47;/\//g;
                    622:     $result =~ s/&#0?48;/0/g;
                    623:     $result =~ s/&#0?49;/1/g;
                    624:     $result =~ s/&#0?50;/2/g;
                    625:     $result =~ s/&#0?51;/3/g;
                    626:     $result =~ s/&#0?52;/4/g;
                    627:     $result =~ s/&#0?53;/5/g;
                    628:     $result =~ s/&#0?54;/6/g;
                    629:     $result =~ s/&#0?55;/7/g;
                    630:     $result =~ s/&#0?56;/8/g;
                    631:     $result =~ s/&#0?57;/9/g;
                    632:     $result =~ s/&#0?58;/:/g;
                    633:     $result =~ s/&#0?59;/;/g;
                    634:     $result =~ s/&#0?60;/\$<\$/g;
1.37      sakharuk  635:     $result =~ s/&lt;/\$<\$/g;
1.40      sakharuk  636:     $result =~ s/&#0?61;/\$=\$/g;
                    637:     $result =~ s/&#0?62;/\$>\$/g;
1.37      sakharuk  638:     $result =~ s/&gt;/\$>\$/g;
1.40      sakharuk  639:     $result =~ s/&#0?63;/?/g;
                    640: #    $result =~ s/&#0?64;//g;
                    641:     $result =~ s/&#0?65;/A/g;
                    642:     $result =~ s/&#0?66;/B/g;
                    643:     $result =~ s/&#0?67;/C/g;
                    644:     $result =~ s/&#0?68;/D/g;
                    645:     $result =~ s/&#0?69;/E/g;
                    646:     $result =~ s/&#0?70;/F/g;
                    647:     $result =~ s/&#0?71;/G/g;
                    648:     $result =~ s/&#0?72;/H/g;
                    649:     $result =~ s/&#0?73;/I/g;
                    650:     $result =~ s/&#0?74;/J/g;
                    651:     $result =~ s/&#0?75;/K/g;
                    652:     $result =~ s/&#0?76;/L/g;
                    653:     $result =~ s/&#0?77;/M/g;
                    654:     $result =~ s/&#0?78;/N/g;
                    655:     $result =~ s/&#0?79;/O/g;
                    656:     $result =~ s/&#0?80;/P/g;
                    657:     $result =~ s/&#0?81;/Q/g;
                    658:     $result =~ s/&#0?82;/R/g;
                    659:     $result =~ s/&#0?83;/S/g;
                    660:     $result =~ s/&#0?84;/T/g;
                    661:     $result =~ s/&#0?85;/U/g;
                    662:     $result =~ s/&#0?86;/V/g;
                    663:     $result =~ s/&#0?87;/W/g;
                    664:     $result =~ s/&#0?88;/X/g;
                    665:     $result =~ s/&#0?89;/Y/g;
                    666:     $result =~ s/&#0?90;/Z/g;
                    667:     $result =~ s/&#0?91;/[/g;
                    668:     $result =~ s/&#0?92;/\\/g;
                    669:     $result =~ s/&#0?93;/]/g;
                    670: #    $result =~ s/&#0?94;//g;
                    671: #    $result =~ s/&#0?95;//g;
                    672:     $result =~ s/&#0?96;/`/g;
                    673:     $result =~ s/&#0?97;/a/g;
                    674:     $result =~ s/&#0?98;/b/g;
                    675:     $result =~ s/&#0?99;/c/g;
1.37      sakharuk  676:     $result =~ s/&#100;/d/g;
                    677:     $result =~ s/&#101;/e/g;
                    678:     $result =~ s/&#102;/f/g;
                    679:     $result =~ s/&#103;/g/g;
                    680:     $result =~ s/&#104;/h/g;
                    681:     $result =~ s/&#105;/i/g;
                    682:     $result =~ s/&#106;/j/g;
                    683:     $result =~ s/&#107;/k/g;
                    684:     $result =~ s/&#108;/l/g;
                    685:     $result =~ s/&#109;/m/g;
                    686:     $result =~ s/&#110;/n/g;
                    687:     $result =~ s/&#111;/o/g;
                    688:     $result =~ s/&#112;/p/g;
                    689:     $result =~ s/&#113;/q/g;
                    690:     $result =~ s/&#114;/r/g;
                    691:     $result =~ s/&#115;/s/g;
                    692:     $result =~ s/&#116;/t/g;
                    693:     $result =~ s/&#117;/u/g;
                    694:     $result =~ s/&#118;/v/g;
                    695:     $result =~ s/&#119;/w/g;
                    696:     $result =~ s/&#120;/x/g;
                    697:     $result =~ s/&#121;/y/g;
                    698:     $result =~ s/&#122;/z/g;
                    699:     $result =~ s/&#123;/\\{/g;
                    700:     $result =~ s/&#124;/\|/g;
                    701:     $result =~ s/&#125;/\\}/g;
                    702:     $result =~ s/&#126;/\~/g;
                    703:     $result =~ s/&#130;/,/g;
                    704: #    $result =~ s/&#131;//g;
                    705:     $result =~ s/&#132;/''/g;
                    706:     $result =~ s/&#133;/\$\\ldots\$/g;
                    707:     $result =~ s/&#134;/\$\\dagger\$/g;
                    708:     $result =~ s/&#135;/\$\\ddagger\$/g;
                    709: #    $result =~ s/&#136;//g;
                    710: #    $result =~ s/&#137;//g;
                    711: #    $result =~ s/&#138;//g;
                    712:     $result =~ s/&#139;/\$<\$/g;
                    713: #    $result =~ s/&#140;//g;
                    714:     $result =~ s/&#145;/`/g;
                    715:     $result =~ s/&#146;/'/g;
                    716:     $result =~ s/&#147;/``/g;
                    717:     $result =~ s/&#148;/''/g;
                    718:     $result =~ s/&#149;/\$\\bullet\$/g;
                    719: #    $result =~ s/&#150;//g;
                    720: #    $result =~ s/&#151;//g;
                    721:     $result =~ s/&#152;/~/g;
                    722: #    $result =~ s/&#153;//g;
                    723: #    $result =~ s/&#154;//g;
                    724:     $result =~ s/&#155;/\$>\$/g;
                    725:     $result =~ s/&#156;/\\{\\oe\\}/g;
                    726:     $result =~ s/&#159;/\\"\\{Y\\}/g;
                    727:     $result =~ s/&#160;//g;
                    728:     $result =~ s/&nbsp;//g;
                    729:     $result =~ s/&#161;/!`/g;
                    730:     $result =~ s/&iexcl;/!`/g; #`
                    731: #    $result =~ s/&#162;//g;
                    732: #    $result =~ s/&cent;//g;
                    733:     $result =~ s/&#163;/\\pounds/g; 
                    734:     $result =~ s/&pound;/\\pounds/g;
                    735: #    $result =~ s/&#164;//g;
                    736: #    $result =~ s/&curren;//g;
                    737: #    $result =~ s/&#165;//g;
                    738: #    $result =~ s/&yen;//g;
                    739: #    $result =~ s/&#166;//g;
                    740: #    $result =~ s/&brvbar;//g;
                    741: #    $result =~ s/&#167;//g;
                    742: #    $result =~ s/&sect;//g;
                    743: #    $result =~ s/&#168;//g;
                    744: #    $result =~ s/&uml;//g;
                    745:     $result =~ s/&#169;/\\copyright/g;
                    746:     $result =~ s/&copy;/\\copyright/g;
                    747: #    $result =~ s/&#170;//g;
                    748: #    $result =~ s/&ordf;//g;
                    749: #    $result =~ s/&#171;//g;
                    750: #    $result =~ s/&laquo;//g;
                    751:     $result =~ s/&#172;/\$\\neg\$/g;
                    752:     $result =~ s/&not;/\$\\neg\$/g;
                    753: #    $result =~ s/&#173;//g;
                    754: #    $result =~ s/&shy;//g;
                    755: #    $result =~ s/&#174;//g;
                    756: #    $result =~ s/&reg;//g;
                    757: #    $result =~ s/&#175;//g;
                    758: #    $result =~ s/&macr;//g;
1.42      sakharuk  759:     $result =~ s/&#176;/\$^{\\circ}\$/g;
                    760:     $result =~ s/&deg;/\$^{\\circ}\$/g;
1.37      sakharuk  761:     $result =~ s/&#177;/\$\\pm\$/g;
                    762:     $result =~ s/&plusmn;/\$\\pm\$/g;
                    763:     $result =~ s/&#178;/\$^2\$/g;
                    764:     $result =~ s/&sup2;/\$^2\$/g;
                    765:     $result =~ s/&#179;/\$^3\$/g;
                    766:     $result =~ s/&sup3;/\$^3\$/g;
                    767: #    $result =~ s/&#180;//g;
                    768: #    $result =~ s/&acute;//g;
                    769:     $result =~ s/&#181;/\$\\mu\$/g;
                    770:     $result =~ s/&micro;/\$\\mu\$/g;
                    771:     $result =~ s/&#182;/\\P/g;
                    772:     $result =~ s/&para;/\\P/g;
                    773:     $result =~ s/&#183;/\$\\cdot\$/g;
                    774:     $result =~ s/&middot;/\$\\cdot\$/g;
                    775: #    $result =~ s/&#184;//g;
                    776: #    $result =~ s/&cedil;//g;
                    777:     $result =~ s/&#185;/\$^1\$/g;
                    778:     $result =~ s/&sup1;/\$^1\$/g;
                    779: #    $result =~ s/&#186;//g;
                    780: #    $result =~ s/&ordm;//g;
                    781: #    $result =~ s/&#187;//g;
                    782: #    $result =~ s/&raquo;//g;
                    783: #    $result =~ s/&#188;//g;
                    784: #    $result =~ s/&frac14;//g;
                    785: #    $result =~ s/&#189;//g;
                    786: #    $result =~ s/&frac12;//g;
                    787: #    $result =~ s/&#190;//g;
                    788: #    $result =~ s/&frac34;//g;
                    789:     $result =~ s/&#191;/?`/g;
                    790:     $result =~ s/&iquest;/?`/g; 
                    791:     $result =~ s/&#192;/\\`{A}/g;
                    792:     $result =~ s/&Agrave;/\\`{A}/g; 
                    793:     $result =~ s/&#193;/\\'{A}/g; 
                    794:     $result =~ s/&Aacute;/\\'{A}/g; 
                    795:     $result =~ s/&#194;/\\^{A}/g;
                    796:     $result =~ s/&Acirc;/\\^{A}/g;
                    797:     $result =~ s/&#195;/\\~{A}/g;
                    798:     $result =~ s/&Atilde;/\\~{A}/g;
                    799:     $result =~ s/&#196;/\\"{A}/g; 
                    800:     $result =~ s/&Auml;/\\"{A}/g; 
                    801:     $result =~ s/&#197;/{\\AA}/g;
                    802:     $result =~ s/&Aring;/{\\AA}/g;
                    803:     $result =~ s/&#198;/{\\AE}/g;
                    804:     $result =~ s/&AElig;/{\\AE}/g;
                    805: #    $result =~ s/&#199;//g;
                    806: #    $result =~ s/&Ccedil;//g;
                    807:     $result =~ s/&#200;/\\`{E}/g;
                    808:     $result =~ s/&Egrave;/\\`{E}/g;
                    809:     $result =~ s/&#201;/\\'{E}/g;
                    810:     $result =~ s/&Eacute;/\\'{E}/g;
                    811:     $result =~ s/&#202;/\\^{E}/g;
                    812:     $result =~ s/&Ecirc;/\\^{E}/g;
                    813:     $result =~ s/&#203;/\\`{E}/g;
                    814:     $result =~ s/&Euml;/\\`{E}/g;
                    815:     $result =~ s/&#204;/\\`{I}/g;
                    816:     $result =~ s/&Igrave;/\\`{I}/g; 
                    817:     $result =~ s/&#205;/\\'{I}/g; 
                    818:     $result =~ s/&Iacute;/\\'{I}/g; 
                    819:     $result =~ s/&#206;/\\^{I}/g;
                    820:     $result =~ s/&Icirc;/\\^{I}/g;
                    821:     $result =~ s/&#207;/\\"{I}/g; 
                    822:     $result =~ s/&Iuml;/\\"{I}/g; 
                    823: #    $result =~ s/&#208;//g;
                    824: #    $result =~ s/&ETH;//g;
                    825:     $result =~ s/&#209;/\\~{N}/g;
                    826:     $result =~ s/&Ntilde;/\\~{N}/g;
                    827:     $result =~ s/&#210;/\\`{O}/g;
                    828:     $result =~ s/&Ograve;/\\`{O}/g; 
                    829:     $result =~ s/&#211;/\\'{O}/g;
                    830:     $result =~ s/&Oacute;/\\'{O}/g; 
                    831:     $result =~ s/&#212;/\\^{O}/g;
                    832:     $result =~ s/&Ocirc;/\\^{O}/g;
                    833:     $result =~ s/&#213;/\\~{O}/g;
                    834:     $result =~ s/&Otilde;/\\~{O}/g;
                    835:     $result =~ s/&#214;/\\"{O}/g;
                    836:     $result =~ s/&Ouml;/\\"{O}/g; 
                    837:     $result =~ s/&#215;/\$\\times\$/g;
                    838:     $result =~ s/&times;/\$\\times\$/g;
                    839:     $result =~ s/&#216;/{\\O}/g;
                    840:     $result =~ s/&Oslash;/{\\O}/g;
                    841:     $result =~ s/&#217;/\\`{U}/g;
                    842:     $result =~ s/&Ugrave;/\\`{U}/g;
                    843:     $result =~ s/&#218;/\\'{U}/g;
                    844:     $result =~ s/&Uacute;/\\'{U}/g;
                    845:     $result =~ s/&#219;/\\^{U}/g;
                    846:     $result =~ s/&Ucirc;/\\^{U}/g;
                    847:     $result =~ s/&#220;/\\"{U}/g;
                    848:     $result =~ s/&Uuml;/\\"{U}/g;
                    849:     $result =~ s/&#221;/\\'{Y}/g;
                    850:     $result =~ s/&Yacute;/\\'{Y}/g;
                    851: #    $result =~ s/&#222;//g;
                    852: #    $result =~ s/&THORN;//g;
                    853: #    $result =~ s/&#223;//g;
                    854: #    $result =~ s/&szlig;//g;
                    855:     $result =~ s/&#224;/\\`{a}/g;
                    856:     $result =~ s/&agrave;/\\`{a}/g;
                    857:     $result =~ s/&#225;/\\'{a}/g;
                    858:     $result =~ s/&aacute;/\\'{a}/g;
                    859:     $result =~ s/&#226;/\\^{a}/g;
                    860:     $result =~ s/&acirc;/\\^{a}/g;
                    861:     $result =~ s/&#227;/\\~{a}/g;
                    862:     $result =~ s/&atilde;/\\~{a}/g;
                    863:     $result =~ s/&#228;/\\"{a}/g;
                    864:     $result =~ s/&auml;/\\"{a}/g;
                    865:     $result =~ s/&#229;/{\\aa}/g;
                    866:     $result =~ s/&aring;/{\\aa}/g;
                    867:     $result =~ s/&#230;/{\\ae}/g;
                    868:     $result =~ s/&aelig;/{\\ae}/g;
                    869: #    $result =~ s/&#231;//g;
                    870: #    $result =~ s/&ccedil;//g;
                    871:     $result =~ s/&#232;/\\`{e}/g;
                    872:     $result =~ s/&egrave;/\\`{e}/g;
                    873:     $result =~ s/&#233;/\\'{e}/g;
                    874:     $result =~ s/&eacute;/\\'{e}/g;
                    875:     $result =~ s/&#234;/\\^{e}/g;
                    876:     $result =~ s/&ecirc;/\\^{e}/g;
                    877:     $result =~ s/&#235;/\\"{e}/g;
                    878:     $result =~ s/&euml;/\\"{e}/g;
                    879:     $result =~ s/&#236;/\\`{i}/g;
                    880:     $result =~ s/&igrave;/\\`{i}/g;
                    881:     $result =~ s/&#237;/\\'{i}/g;
                    882:     $result =~ s/&iacute;/\\'{i}/g;
                    883:     $result =~ s/&#238;/\\^{i}/g;
                    884:     $result =~ s/&icirc;/\\^{i}/g;
                    885:     $result =~ s/&#239;/\\"{i}/g;
                    886:     $result =~ s/&iuml;/\\"{i}/g;
                    887: #    $result =~ s/&#240;//g;
                    888: #    $result =~ s/&eth;//g;
                    889:     $result =~ s/&#241;/\\~{n}/g;
                    890:     $result =~ s/&ntilde;/\\~{n}/g;
                    891:     $result =~ s/&#242;/\\`{o}/g;
                    892:     $result =~ s/&ograve;/\\`{o}/g;
                    893:     $result =~ s/&#243;/\\'{o}/g;
                    894:     $result =~ s/&oacute;/\\'{o}/g;
                    895:     $result =~ s/&#244;/\\^{o}/g;
                    896:     $result =~ s/&ocirc;/\\^{o}/g;
                    897:     $result =~ s/&#245;/\\~{o}/g;
                    898:     $result =~ s/&otilde;/\\~{o}/g;
                    899:     $result =~ s/&#246;/\\"{o}/g;
                    900:     $result =~ s/&ouml;/\\"{o}/g;
                    901:     $result =~ s/&#247;/\$\\div\$/g;
                    902:     $result =~ s/&divide;/\$\\div\$/g;
                    903:     $result =~ s/&#248;/{\\o}/g;
                    904:     $result =~ s/&oslash;/{\\o}/g;
                    905:     $result =~ s/&#249;/\\`{u}/g; 
                    906:     $result =~ s/&ugrave;/\\`{u}/g;
                    907:     $result =~ s/&#250;/\\'{u}/g;
                    908:     $result =~ s/&uacute;/\\'{u}/g;
                    909:     $result =~ s/&#251;/\\^{u}/g;
                    910:     $result =~ s/&ucirc;/\\^{u}/g;
                    911:     $result =~ s/&#252;/\\"{u}/g;
                    912:     $result =~ s/&uuml;/\\"{u}/g;
                    913:     $result =~ s/&#253;/\\'{y}/g;
                    914:     $result =~ s/&yacute;/\\'{y}/g;
                    915: #    $result =~ s/&#254;//g;
                    916: #    $result =~ s/&thorn;//g;
                    917:     $result =~ s/&#255;/\\"{y}/g;
                    918:     $result =~ s/&yuml;/\\"{y}/g;
                    919:     return $result;
                    920: }
1.41      sakharuk  921: 
                    922: 
                    923: #'"`
1.37      sakharuk  924: 
1.28      sakharuk  925: sub additional_cleanup {
                    926:     my $result = shift;	
                    927:     my $first_app = index($result,'\documentclass',0);
                    928:     $first_app = index($result,'\documentclass',$first_app+5);
                    929:     while ($first_app != -1) {
                    930: 	my $second_app = index($result,'begin{document}',$first_app);
                    931: 	$first_app = rindex($result,'\end{document}',$first_app);
                    932: 	substr($result,$first_app,$second_app-$first_app+15) = '\vskip 3 mm';
                    933: 	$first_app = index($result,'\documentclass',$first_app+5);
                    934:     }
                    935:     return $result;
                    936: }
1.33      sakharuk  937: sub page_cleanup {
                    938:     my $result = shift;	
                    939:     $_ = $result;
                    940:     m/\\end{document}(\d*)$/;
1.34      sakharuk  941:     my $number_of_columns = $1;
1.33      sakharuk  942:     my $insert = '{';
1.34      sakharuk  943:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33      sakharuk  944:     $insert .= '}';
1.34      sakharuk  945:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE/$1$insert/g;
                    946:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
                    947:     $result =~ s/(\\vskip\s*\d+\s*mm)/}\\\\\\parbox{\\minipagewidth}{/g;
1.35      sakharuk  948:     $result =~ s/\\parbox{\\minipagewidth}{}\s*\\\\\s*(\\parbox{\\minipagewidth})/$1/g;
1.37      sakharuk  949:     $result =~ s/\\parbox{\\minipagewidth}{\s*\\\\\\\\/\\parbox{\\minipagewidth}{/g;
1.34      sakharuk  950:     return $result,$number_of_columns;
1.33      sakharuk  951: }
1.6       sakharuk  952: 
1.3       sakharuk  953: sub content_map {
1.7       sakharuk  954: #-- find a list of files to print
1.3       sakharuk  955:     my $map_string = shift;
1.5       sakharuk  956:     my @number_seq = ();
1.7       sakharuk  957:     my @file_seq = ();
1.5       sakharuk  958:     my $startlink = index($map_string,'<link',0);
1.7       sakharuk  959:     my $endlink = index($map_string,'</link>',$startlink);
                    960:     my $chunk = substr($map_string,$startlink,$endlink-$startlink+7);
                    961:     $_ = $chunk;
                    962:     m/from=\"(\d+)\"/;
                    963:     push @number_seq,$1;
1.5       sakharuk  964:     while ($startlink != -1) {
1.7       sakharuk  965: 	$endlink = index($map_string,'</link>',$startlink);
                    966: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+7);
1.5       sakharuk  967: 	substr($map_string,$startlink,$endlink-$startlink+7) = '';
                    968: 	$_ = $chunk;
                    969:         m/to=\"(\d+)\"/;
                    970: 	push @number_seq,$1;
1.44      sakharuk  971: 	$startlink = index($map_string,'from="'.$1.'"',0);
1.18      sakharuk  972: 	$startlink = rindex($map_string,'<link ',$startlink);
1.5       sakharuk  973:     }
1.45      sakharuk  974:     my $stalink = index($map_string,' to="'.$number_seq[0].'"',0);
1.7       sakharuk  975:     while ($stalink != -1) {
                    976: 	$startlink = rindex($map_string,'<link ',$stalink);
                    977: 	$endlink = index($map_string,'</link>',$startlink);
                    978: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+7);
                    979: 	substr($map_string,$startlink,$endlink-$startlink+7) = '';
                    980: 	$_ = $chunk;
                    981:         m/from=\"(\d+)\"/;
                    982: 	unshift @number_seq,$1;
                    983: 	$stalink = index($map_string,' to="'.$number_seq[0].'"',0);
                    984:     }
                    985:     for (my $i=0;$i<=$#number_seq;$i++) {
                    986: 	$stalink = index($map_string,' id="'.$number_seq[$i].'"',0);
1.13      sakharuk  987:         {    
                    988: 	    my $ahed1 = index($map_string,'src="',$stalink);
                    989: 	    my $ahed2 = index($map_string,'</resource>',$stalink);
                    990: 	    if ($ahed1 != -1) {
                    991: 		if ($ahed1 < $ahed2) {
                    992: 		    $startlink = $ahed1;
                    993: 		} else {
                    994: 		    $startlink = rindex($map_string,'src="',$stalink);
                    995: 		}
                    996: 	    } else {
                    997: 		$startlink = rindex($map_string,'src="',$stalink);
                    998: 	    }
                    999: 
                   1000: 	}
1.7       sakharuk 1001: 	$startlink = index($map_string,'"',$startlink);
                   1002: 	$endlink = index($map_string,'"',$startlink+1);
                   1003: 	$chunk = substr($map_string,$startlink,$endlink-$startlink+1);
                   1004: 	push @file_seq,$chunk;
                   1005:     }
                   1006:     return @file_seq;
                   1007: }
1.5       sakharuk 1008: 
1.3       sakharuk 1009: 
1.60    ! sakharuk 1010: sub details_for_menu {
        !          1011: 
        !          1012:     my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
        !          1013:     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
        !          1014:     $symbolic =~ m/([^_]+)_/;
        !          1015:     my $primary_sequence = '/res/'.$1;
        !          1016:     my $name_of_sequence = $hash{'title_'.$hash{'ids_'.$primary_sequence}};
        !          1017: 
        !          1018:     return $name_of_resourse,$name_of_sequence;
        !          1019: 
        !          1020: }
        !          1021: 
1.3       sakharuk 1022: 
                   1023: sub handler {
                   1024: 
                   1025:     my $r = shift;
                   1026:     $r->content_type('text/html');
                   1027:     $r->send_http_header;
1.59      sakharuk 1028:     $r->print(&Apache::loncommon::bodytag("Printing"));
1.3       sakharuk 1029: 
1.60    ! sakharuk 1030:     if ($ENV{'request.course.id'}) {
        !          1031: 	my $fn=$ENV{'request.course.fn'};
        !          1032: 	tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
        !          1033:     }
        !          1034: 
1.3       sakharuk 1035: #-- start form
                   1036:     &headerform($r);
                   1037: #-- menu for output
1.16      sakharuk 1038:     unless  ($ENV{'form.phase'}) {
1.3       sakharuk 1039: 	&menu_for_output($r);
                   1040:     }
1.52      sakharuk 1041: #-- additional menu for class printing
                   1042:      if ($ENV{'form.phase'} eq 'two') {
                   1043: 	 if($ENV{'form.choice'} eq 'All class print') {
                   1044: 	     &additional_class_menu($r);
1.58      sakharuk 1045: 	 } elsif($ENV{'form.choice'} eq 'Subdirectory print') {
                   1046: 	     &problem_choice_menu($r);
1.52      sakharuk 1047: 	 } else {
                   1048: 	     $ENV{'form.phase'} = 'three';
                   1049: 	 }
                   1050:      }
                   1051: #-- additional menu for page layout (one column case)
                   1052:     if ($ENV{'form.phase'} eq 'three') {
                   1053: 	if($ENV{'form.numberofcolumns'} == 1) {
                   1054: 	    &additional_print_menu($r);
                   1055: 	} else {
                   1056: 	    $ENV{'form.phase'} = 'four';
                   1057: 	}
                   1058:     }
1.3       sakharuk 1059: #-- core part 
1.52      sakharuk 1060:     if ($ENV{'form.phase'} eq 'four') {
1.3       sakharuk 1061: 	&output_data($r);
1.60    ! sakharuk 1062:     }	
        !          1063:     untie %hash;
1.2       sakharuk 1064:     return OK;
1.60    ! sakharuk 1065:    
        !          1066: } 
1.2       sakharuk 1067: 
1.1       www      1068: 
                   1069: 1;
                   1070: __END__
1.6       sakharuk 1071: 
                   1072: 
1.13      sakharuk 1073: 
                   1074: 
                   1075: #### Test block
1.6       sakharuk 1076: #    my $ere;
                   1077: #    foreach $ere (%ENV) {
1.13      sakharuk 1078: #	$result .= ' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n";
1.6       sakharuk 1079: #    }
1.13      sakharuk 1080: ####

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