Annotation of loncom/interface/lonprintout.pm, revision 1.70

1.1       www         1: # The LearningOnline Network
                      2: # Printout
                      3: #
1.70    ! albertel    4: # $Id: lonprintout.pm,v 1.69 2002/09/18 19:41:06 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();
1.68      sakharuk   51: use Apache::lonnavmaps;
1.34      sakharuk   52: use POSIX qw(strftime);
1.60      sakharuk   53: use GDBM_File;
                     54: 
                     55: 
                     56: my %hash;
1.3       sakharuk   57: 
                     58: 
                     59: sub headerform {
1.1       www        60:     my $r = shift;
1.3       sakharuk   61:     $r->print(<<ENDHEADER);
                     62: <html>
                     63: <head>
                     64: <title>LON-CAPA output for printing</title>
                     65: </head>
                     66: <body bgcolor="FFFFFF">
                     67: <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
                     68: ENDHEADER
1.62      sakharuk   69:     if ($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) { 
                     70:     $r->print(<<ENDHEADER1);
                     71: <b>Path to current document: </b><tt>$ENV{'form.postdata'}</tt><p>
                     72: ENDHEADER1
                     73: }
1.3       sakharuk   74: }
                     75: 
1.1       www        76: 
1.3       sakharuk   77: sub menu_for_output {
                     78:     my $r = shift;
1.62      sakharuk   79:     my ($title_for_single_resource,$title_for_sequence,$title_for_main_map) = &details_for_menu;
1.60      sakharuk   80:     if ($title_for_single_resource ne '') {$title_for_single_resource = '"'.$title_for_single_resource.'"';}
                     81:     if ($title_for_sequence ne '') {$title_for_sequence = '"'.$title_for_sequence.'"';}
1.62      sakharuk   82:     if ($title_for_main_map ne '') {$title_for_main_map = '"'.$title_for_main_map.'"';}
                     83:     my $subdir_to_print = $ENV{'form.postdata'};
                     84:     $subdir_to_print =~ m/\/([^\/]+)$/;
                     85:     $subdir_to_print =~ s/$1//;
1.28      sakharuk   86:     $r->print(<<ENDMENUOUT1);
1.57      sakharuk   87: <h1>What do you want to print? Make a choice.</h1><br />
1.3       sakharuk   88: <input type="hidden" name="phase" value="two">
1.10      albertel   89: <input type="hidden" name="url" value="$ENV{'form.postdata'}">
1.60      sakharuk   90: <input type="radio" name="choice" value="Standard LaTeX output for current document" checked>  Current document <b>$title_for_single_resource</b>
1.65      sakharuk   91: (prints what you just saw on the screen)<br />
1.39      sakharuk   92: ENDMENUOUT1
1.48      sakharuk   93:     if ((not $ENV{'request.role'}=~m/^au\./) and (not $ENV{'request.role'}=~m/^ca\./)) {
1.52      sakharuk   94: 	$r->print(<<ENDMENUOUT2);
1.63      albertel   95: <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  All problems from <b>$title_for_sequence</b><br />
                     96: <input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence">  All problems plus any html/xml files from <b>$title_for_sequence</b><br />
1.28      sakharuk   97: ENDMENUOUT2
1.44      sakharuk   98:     }
1.52      sakharuk   99:     if ($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) { 
                    100: 	$r->print(<<ENDMENUOUT6);
1.62      sakharuk  101: <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence">  All problems in this course (<b>warning:</b> this may be time consuming) <br />
1.59      sakharuk  102: <br />
1.63      albertel  103: <input type="radio" name="choice" value="All class print">  All problems from <b>$title_for_sequence</b> for selected students<br /><br />
1.52      sakharuk  104: ENDMENUOUT6
                    105:     }
1.39      sakharuk  106:       my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
                    107:       $subdirtoprint =~ s/\/[^\/]+$//;
                    108:       if (&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') {
                    109: 	  $r->print(<<ENDMENUOUT4);
1.62      sakharuk  110:   <input type="radio" name="choice" value="Subdirectory print">  Problems from current subdirectory <b>$subdir_to_print</b><br />
1.39      sakharuk  111: ENDMENUOUT4
                    112:       }
                    113:     $r->print(<<ENDMENUOUT5);
1.16      sakharuk  114: <br /><hr /><br />
                    115: <h1>And what page format do you prefer?</h1>
1.36      sakharuk  116: <table>
                    117:  <tr>
                    118:    <td>
                    119:      <input type="radio" name="layout" value="CBI"> Landscape <br />
                    120:      <input type="radio" name="layout" value="CAPA" checked>  Portrait <br />
                    121:    </td>
                    122:    <td>&nbsp;</td>
                    123:    <td rawspan="2">
1.44      sakharuk  124:      Number of columns: <select name="numberofcolumns">
1.59      sakharuk  125:                          <option> 1 </option>
                    126:                          <option selected> 2 </option>
1.44      sakharuk  127:                         </select> 
1.36      sakharuk  128:    </td>
1.59      sakharuk  129:    <td rawspan="2">
                    130:      Paper size (format [width x height]): <select name="papersize">
1.62      sakharuk  131:                                             <option selected> Letter [8 1/2x11 in] </option>
                    132:                                             <option> Legal [8 1/2x14 in] </option>
                    133:                                             <option> Ledger/Tabloid [11x17 in] </option>
                    134:                                             <option> Executive [7 1/2x10 in] </option>
1.59      sakharuk  135:                                             <option> A2 [420x594 mm] </option>
                    136:                                             <option> A3 [297x420 mm] </option>
                    137:                                             <option> A4 [210x297 mm] </option>
                    138:                                             <option> A5 [148x210 mm] </option>
                    139:                                             <option> A6 [105x148 mm] </option>
                    140:                                            </select> 
                    141:    </td>
1.36      sakharuk  142:  </tr>
                    143: </table>
                    144: </br> 
1.16      sakharuk  145: <input type="submit" value="Submit your choice">
1.52      sakharuk  146: ENDMENUOUT5
                    147: }
                    148: 
                    149: 
1.58      sakharuk  150: sub problem_choice_menu {
                    151:     my $r = shift;
                    152:     my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
                    153:     $subdirtoprint =~ s/\/[^\/]+$//;
                    154:     my @list_of_files = ();
                    155:     if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    156: 	$subdirtoprint =~ s/^[^~]*~(\w+)\//\/home\/$1\/public_html\//;
                    157:     } else {
                    158: 	$subdirtoprint =~ s/.*(\/res\/)/$1/;
                    159:     }
                    160:     my @content_directory = ();
                    161:     if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    162: 	@content_directory = &Apache::lonnet::dirlist($subdirtoprint,$ENV{'user.domain'}, $ENV{'user.name'},'');
                    163:     } else {
                    164: 	@content_directory = &Apache::lonnet::dirlist($subdirtoprint);
                    165:     }
                    166:     for (my $iy=0;$iy<=$#content_directory;$iy++) {
                    167: 	my @tempo_array = split(/&/,$content_directory[$iy]);
                    168: 	if ($tempo_array[0] =~ m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/) {
                    169: 	    push(@list_of_files,$tempo_array[0]);
                    170: 	}
                    171:     }
                    172:     $subdirtoprint =~ s/\/$//;
                    173:     for (my $i=0;$i<=$#list_of_files;$i++) {
                    174: 	$list_of_files[$i] = $subdirtoprint.'/'.$list_of_files[$i];
                    175:     }
                    176:     $r->print(<<ENDMENUOUT1);
                    177: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    178: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    179: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
                    180: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
                    181: <h1>Mark problems which you want to print</h1>
                    182: <script>
                    183:     function checkall() {
                    184: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    185:             if 
                    186:           (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
                    187: 	      document.forms.printform.elements[i].checked=true;
                    188:             }
                    189:         }
                    190:     }
                    191: 
                    192: 
                    193:     function uncheckall() {
                    194: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    195:             if 
                    196:           (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
                    197: 	      document.forms.printform.elements[i].checked=false;
                    198:             }
                    199:         }
                    200:     }
                    201: </script>
1.60      sakharuk  202: <input type=button onClick="checkall()" value="Check All">&nbsp;
                    203: <input type=button onClick="uncheckall()" value="Uncheck">
1.58      sakharuk  204: <p>
                    205: ENDMENUOUT1
                    206:     my $i;
                    207:     foreach my $file (@list_of_files) {
                    208: 	$r->print('<br /><input type=checkbox name="whattoprint'.$i.'" value="'.$file.'"> '.
                    209:                   $file);
                    210: 	$i++;
                    211:     }
                    212:     $r->print(<<ENDMENUOUT2);
                    213: <br />
                    214: <input type="hidden" name="numberofproblems" value="$i">
                    215: <input type="hidden" name="phase" value="three">
                    216: <input type="submit" value="Submit">
                    217: ENDMENUOUT2
                    218: }
                    219: 
                    220: 
1.52      sakharuk  221: sub additional_class_menu {
                    222:     my $r = shift;
                    223:     $r->print(<<ENDMENUOUT1);
                    224: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    225: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    226: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
                    227: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
                    228: <h1>Mark students which assignments you want to print</h1>
                    229: ENDMENUOUT1
1.57      sakharuk  230:     my %courselist=&Apache::lonnet::dump(
                    231:                    'classlist',
                    232: 		   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                    233: 		   $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
                    234:     my $now=time;
                    235:     $r->print(<<ENDDISHEADER);
                    236: <script>
                    237:     function checkall() {
                    238: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    239:             if 
                    240:           (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
                    241: 	      document.forms.printform.elements[i].checked=true;
                    242:             }
                    243:         }
                    244:     }
                    245: 
                    246:     function checksec() {
                    247: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    248:             if 
                    249:           (document.forms.printform.elements[i].value.indexOf
                    250:            (document.forms.printform.chksec.value)==0) {
                    251: 	      document.forms.printform.elements[i].checked=true;
                    252:             }
                    253:         }
                    254:     }
                    255: 
                    256:     function uncheckall() {
                    257: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    258:             if 
                    259:           (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
                    260: 	      document.forms.printform.elements[i].checked=false;
                    261:             }
                    262:         }
1.52      sakharuk  263:     }
1.57      sakharuk  264: </script>
1.60      sakharuk  265: <input type=button onClick="checkall()" value="Check All">&nbsp;
                    266: <input type=button onClick="checksec()" value="Check Section/Group">
1.57      sakharuk  267: <input type=text size=5 name=chksec>&nbsp;
1.60      sakharuk  268: <input type=button onClick="uncheckall()" value="Uncheck">
1.57      sakharuk  269: <p>
                    270: ENDDISHEADER
1.54      sakharuk  271:     my $i = 0;
1.57      sakharuk  272:     foreach (sort keys %courselist) {
                    273:         my ($end,$start)=split(/\:/,$courselist{$_});
                    274:         my $active=1;
                    275:         if (($end) && ($now>$end)) { $active=0; }
                    276:         if ($active) {
                    277:            my ($sname,$sdom)=split(/\:/,$_);
                    278:            my %reply=&Apache::lonnet::get('environment',
                    279:               ['firstname','middlename','lastname','generation'],
                    280:               $sdom,$sname);
                    281:            my $section=&Apache::lonnet::usection
                    282: 	       ($sdom,$sname,$ENV{'request.course.id'});
                    283:            $r->print(
                    284:         '<br /><input type=checkbox name="whomtoprint'.$i.'" value="'.$section.':'.$_.'"> '.
                    285: 		      $reply{'firstname'}.' '. 
                    286:                       $reply{'middlename'}.' '.
                    287:                       $reply{'lastname'}.' '.
                    288:                       $reply{'generation'}.
                    289:                       ' ('.$_.') '.$section);
                    290: 	   $i++;
                    291:         } 
1.52      sakharuk  292:     }
                    293:     $r->print(<<ENDMENUOUT2);
1.57      sakharuk  294: <br />
1.54      sakharuk  295: <input type="hidden" name="numberofstudents" value="$i">
1.52      sakharuk  296: <input type="hidden" name="phase" value="three">
                    297: <input type="submit" value="Submit">
                    298: ENDMENUOUT2
                    299: }
                    300: 
                    301: 
                    302: sub additional_print_menu { 
                    303:     my $r = shift;
1.54      sakharuk  304:     my $what_to_print = '';
                    305:     for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
                    306: 	$what_to_print .= '<input type="hidden" name="whomtoprint'.$i.'" value="'.$ENV{'form.whomtoprint'.$i}.'">';
                    307:     }
1.58      sakharuk  308:     for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
                    309: 	$what_to_print .= '<input type="hidden" name="whattoprint'.$i.'" value="'.$ENV{'form.whattoprint'.$i}.'">';
                    310:     }
1.52      sakharuk  311:     $r->print(<<ENDMENUOUT);
1.54      sakharuk  312:     $what_to_print
1.52      sakharuk  313: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    314: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    315: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
1.54      sakharuk  316: <input type="hidden" name="numberofstudents" value="$ENV{'form.numberofstudents'}">
1.58      sakharuk  317: <input type="hidden" name="numberofproblems" value="$ENV{'form.numberofproblems'}">
1.52      sakharuk  318: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
1.57      sakharuk  319: Define page layout parameters: <br />
                    320: <b>Width</b>: <input type="text" name="width" width="8" value="9cm"> <br />
                    321: <b>Height</b>: <input type="text" name="height" width="8" value="25.9cm"> <br />
                    322: <b>Left margin</b>: <input type="text" name="leftmargin" width="8" value="-0.57in"> <br />
1.52      sakharuk  323: <input type="hidden" name="phase" value="four">
                    324: <input type="submit" value="Submit">
1.3       sakharuk  325: </form>
                    326: </body>
                    327: </html>
1.52      sakharuk  328: ENDMENUOUT
1.3       sakharuk  329: }
1.2       sakharuk  330: 
                    331: 
1.3       sakharuk  332: sub output_data {
                    333:     my $r = shift;
                    334:     $r->print(<<ENDPART);
                    335: <html>
                    336: <head>
                    337: <title>LON-CAPA output for printing</title>
                    338: </head>
                    339: <body bgcolor="FFFFFF">
                    340: <hr>
                    341: ENDPART
1.2       sakharuk  342: 
1.3       sakharuk  343:     my $choice = $ENV{'form.choice'};
1.16      sakharuk  344:     my $layout = $ENV{'form.layout'};
1.36      sakharuk  345:     my $numberofcolumns = $ENV{'form.numberofcolumns'};               
1.16      sakharuk  346:     my $laystyle = 'book';
1.2       sakharuk  347:     my $result = '';
1.34      sakharuk  348:     my $number_of_columns = 1;
1.59      sakharuk  349:     my $selectionmade = '';
1.36      sakharuk  350:  
1.3       sakharuk  351:     if ($choice eq 'Standard LaTeX output for current document') {
1.36      sakharuk  352:       #-- single document - problem, page, html, xml  
1.59      sakharuk  353:       $selectionmade = 1;
1.14      albertel  354:       my %moreenv;
                    355:       $moreenv{'form.grade_target'}='tex';
1.48      sakharuk  356:       if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    357: 	  $ENV{'form.url'}=~s/http:\/\/[^\/]+//;
                    358:       }
1.14      albertel  359:       $moreenv{'request.filename'}=$ENV{'form.url'};
                    360:       &Apache::lonnet::appenv(%moreenv);
                    361:       my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
                    362:       &Apache::lonnet::delenv('form.grade_target');
                    363:       $result .= $texversion;
1.40      sakharuk  364:       if ($ENV{'form.url'}=~m/\.page\s*$/) {
                    365: 	  ($result,$number_of_columns) = &page_cleanup($result);
1.65      sakharuk  366:       } else {
                    367: 	  $result = &additional_cleanup($result);
1.40      sakharuk  368:       }
                    369:     } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or 
                    370:              $choice eq 'Standard LaTeX output for whole primary sequence') {
1.36      sakharuk  371:       #-- minimal sequence to which the current document belongs
                    372:         #-- where is the primary sequence containing file?
1.18      sakharuk  373: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
1.59      sakharuk  374: 	$symbolic =~ m/([^_]+)_/;
1.68      sakharuk  375: 	my $primary_sequence = '/res/'.$1;    
                    376: 	my @master_seq = &coming_from_hash($primary_sequence);
1.36      sakharuk  377:         #-- produce an output string
1.18      sakharuk  378: 	for (my $i=0;$i<=$#master_seq;$i++) {
1.68      sakharuk  379:             my ($urlp,$symb) = split /&&/, $master_seq[$i];		
1.20      sakharuk  380: 	    if ($choice eq 'Standard LaTeX output for the primary sequence') {
1.59      sakharuk  381: 		$selectionmade = 2;
1.61      sakharuk  382:  		if ($urlp =~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.20      sakharuk  383: 		    my %moreenv;
                    384: 		    $moreenv{'form.grade_target'}='tex';
                    385: 		    &Apache::lonnet::appenv(%moreenv);
1.68      sakharuk  386: 		    my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
1.20      sakharuk  387: 		    &Apache::lonnet::delenv('form.grade_target');
                    388: 		    $result .= $texversion;        
                    389: 		}
1.53      albertel  390: 	    } elsif ($urlp =~ /\S+/) {
1.59      sakharuk  391: 		$selectionmade = 3;
1.36      sakharuk  392: 		my %moreenv;
1.18      sakharuk  393: 		$moreenv{'form.grade_target'}='tex';
                    394: 		&Apache::lonnet::appenv(%moreenv);
1.69      sakharuk  395: 		my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
1.18      sakharuk  396: 		&Apache::lonnet::delenv('form.grade_target');
1.20      sakharuk  397: 		$result .= $texversion;    
1.16      sakharuk  398: 	    }
1.28      sakharuk  399: 	}	
                    400: 	$result = &additional_cleanup($result);
1.13      sakharuk  401:     }  elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
1.47      sakharuk  402:         # where is the main sequence of the course?
1.59      sakharuk  403: 	$selectionmade = 4;
1.13      sakharuk  404: 	my $main_seq = '/res/'.$ENV{'request.course.uri'};
1.64      sakharuk  405: 	my @file_seq = &coming_from_hash($main_seq); 
1.52      sakharuk  406:         #-- produce an output string
1.49      sakharuk  407: 	for (my $i=0;$i<=$#file_seq;$i++) {
1.69      sakharuk  408:             my ($urlp,$symb) = split /&&/, $file_seq[$i];
1.49      sakharuk  409: 	    $urlp=~s/\/home\/httpd\/html//;	    
                    410:             if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
                    411: 		my %moreenv;
                    412: 		$moreenv{'form.grade_target'}='tex';
                    413: 		&Apache::lonnet::appenv(%moreenv);
                    414: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    415: 		&Apache::lonnet::delenv('form.grade_target');
                    416: 		$result .= $texversion;        
                    417: 	    }
                    418: 	}	    
                    419: 	$result = &additional_cleanup($result);
1.52      sakharuk  420:     } elsif ($choice eq 'All class print') { 
1.54      sakharuk  421:     #-- prints assignments for whole class or for selected students  
1.59      sakharuk  422: 	$selectionmade = 5;
1.54      sakharuk  423:         my (@students,@st_output) = ((),());
                    424: 	for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
                    425: 	    if ($ENV{'form.whomtoprint'.$i}=~/:/) {
                    426: 		push @students,$ENV{'form.whomtoprint'.$i};
                    427: 	    }
                    428: 	}
                    429: 	#where is the primary sequence containing current resource (the same for all students)?
                    430: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
                    431: 	$symbolic =~ m/([^_]+)_/;
                    432: 	my $primary_sequence = '/res/'.$1;
1.64      sakharuk  433: 	my @master_seq = &coming_from_hash($primary_sequence); 
1.61      sakharuk  434:        #loop over students
1.54      sakharuk  435: 	foreach my $person (@students) {
                    436: 	    my $current_output = ''; 
1.57      sakharuk  437: 	    my ($usersection,$username,$userdomain) = split /:/,$person;
1.54      sakharuk  438: 	    my $fullname = &Apache::grades::get_fullname($username,$userdomain);
                    439:             #goes through all resources, checks if they are available for current student, and produces output 
1.69      sakharuk  440: 	    foreach my $curresline (@master_seq)  {
                    441: 		my ($curres,$symb) = split /&&/, $curresline;
1.54      sakharuk  442: 		$curres =~ s/^"//;
                    443: 		$curres =~ s/"$//;
                    444:                 if ($curres=~/\w+/) {
                    445: 		    my ($map,$id,$res_url) = split(/___/,$symb);
                    446: 		    if (&Apache::lonnet::allowed('bre',$res_url)) {
                    447: 			my $rendered = &Apache::loncommon::get_student_view($symb,$username,$userdomain,
                    448:                                                                         $ENV{'request.course.id'},'tex');
                    449: 			$current_output .= $rendered;
                    450: 		    }
                    451: 		}
                    452: 	    }
                    453: 	    $current_output =~ s/\\begin{document}/\\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$fullname}}\\hskip 1\.4in } \\vskip 5 mm /;
                    454: 	    $result .= $current_output;
                    455: 	}
                    456: 	$result = &additional_cleanup($result);
1.31      sakharuk  457:     } elsif ($choice eq 'Subdirectory print') {      
1.58      sakharuk  458:     #prints selected problems from the subdirectory 
1.59      sakharuk  459: 	$selectionmade = 6;
1.58      sakharuk  460:         my @list_of_files = ();
                    461: 	for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
                    462: 	    if ($ENV{'form.whattoprint'.$i}=~/^\//) {
                    463: 		push @list_of_files,$ENV{'form.whattoprint'.$i};
1.28      sakharuk  464: 	    }
1.13      sakharuk  465: 	}
1.31      sakharuk  466: 	for (my $i=0;$i<=$#list_of_files;$i++) {
1.58      sakharuk  467: 	    my $urlp = $list_of_files[$i];
                    468: 	    if ($urlp=~/\//) {
                    469: 		my %moreenv;
                    470: 		$moreenv{'form.grade_target'}='tex';
                    471: 		&Apache::lonnet::appenv(%moreenv);
                    472: 		if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) { 
                    473: 		    $urlp =~ s/\/home\/([^\/]*)\/public_html/\/~$1/; 
                    474: 		}
                    475: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    476: 		&Apache::lonnet::delenv('form.grade_target');
                    477: 		$texversion =~ s/(\\begin{document})/$1 {\\tiny\\begin{verbatim}$urlp\\end{verbatim}}/;
                    478: 		$result .= $texversion;
                    479: 	    }   
1.31      sakharuk  480: 	}
1.59      sakharuk  481: 	$result = &additional_cleanup($result);       	
1.7       sakharuk  482:     }
1.16      sakharuk  483: #-- corrections for the different page formats
1.36      sakharuk  484:     if ($layout eq 'CBI' and $numberofcolumns eq '1') {
1.59      sakharuk  485: 	$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}/;
                    486: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
                    487:         $laystyle = 'album';
1.36      sakharuk  488:     } elsif ($layout eq 'CBI' and $numberofcolumns eq '2') {
1.16      sakharuk  489: 	$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  490: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
1.16      sakharuk  491:         $laystyle = 'album';
                    492:     } elsif ($layout eq 'CAPA') {
                    493:         my $courseidinfo = $ENV{'request.role'};
                    494:         $_ = $courseidinfo;
                    495:         m/.*\/(.*)/;
                    496:         $courseidinfo = $ENV{'course.physnet_'.$1.'.description'};
1.34      sakharuk  497: 	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass{article}/;
1.56      sakharuk  498: 	if ($choice ne 'All class print') { 
                    499: 	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$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 /;
                    500:         } else {	
                    501: 	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;
                    502: 	}
1.27      sakharuk  503: 	$result =~ s/\\includegraphics{/\\includegraphics\[width=9\.0 cm\]{/g;
1.37      sakharuk  504: #	$result =~ s/\\includegraphics{/\\includegraphics\[width=\\textwidth\]{/g;
                    505: #	$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  506: 	$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  507: #        $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[9\.0cm\]\[b\]{\\hrulefill})/$2$1/g;
                    508:         $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
1.34      sakharuk  509:         $result =~ s/(\\end{longtable}\s*)\\newline/$1/g;
1.37      sakharuk  510: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
1.16      sakharuk  511:     }
1.52      sakharuk  512:     #changes page's parameters for the one column output 
                    513:     if ($ENV{'form.numberofcolumns'} == 1) {
                    514: 	$result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
1.59      sakharuk  515: 	$result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
                    516: 	$result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
                    517: 	$result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
1.52      sakharuk  518:     }
1.23      sakharuk  519: #-- LaTeX corrections     
                    520:     my $first_comment = index($result,'<!--',0);
                    521:     while ($first_comment != -1) {
                    522: 	my $end_comment = index($result,'-->',$first_comment);
                    523: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
                    524: 	$first_comment = index($result,'<!--',$first_comment);
                    525:     }
1.17      sakharuk  526:     $result =~ s/^\s+$//gm; #remove empty lines
1.20      sakharuk  527:     $result =~ s/(\s)+/$1/g; #removes more than one empty space
1.23      sakharuk  528:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
1.24      sakharuk  529:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
1.23      sakharuk  530:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.24      sakharuk  531: 	$result =~ s/\\\\\s+\[/ \[/g;
                    532:     $result =~ s/&#952;/\$\\theta\$/g; #converts theta from html into tex
1.41      sakharuk  533:     $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
1.37      sakharuk  534:     #conversion of html characters to LaTeX equivalents
                    535:     if ($result =~ m/&(\w+|#\d+);/) {
                    536: 	$result = &character_chart($result);
                    537:     }
1.42      sakharuk  538:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
                    539:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
1.7       sakharuk  540: #-- writing .tex file in prtspool 
1.16      sakharuk  541:     my $temp_file;
1.33      sakharuk  542:     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
1.16      sakharuk  543:     unless ($temp_file = Apache::File->new('>'.$filename)) {
                    544: 	$r->log_error("Couldn't open $filename for output $!");
                    545: 	return SERVER_ERROR; 
                    546:     } 
                    547:     print $temp_file $result;
1.3       sakharuk  548: $r->print(<<FINALEND);
1.59      sakharuk  549: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1.3       sakharuk  550: </body>
                    551: </html>
                    552: FINALEND
                    553: }
1.61      sakharuk  554: 
                    555: 
                    556: sub coming_from_hash {
                    557: 
                    558:     my $mainsequence = shift;
                    559:     my @resourcelist = ();
1.68      sakharuk  560:     my $mapid = $hash{'map_pc_'.$mainsequence};
1.61      sakharuk  561:     my $mapstart = $hash{'map_start_'.$mainsequence};
                    562:     my $mapfinish = $hash{'map_finish_'.$mainsequence};
1.68      sakharuk  563:     my $symb = &Apache::lonnet::symbread($hash{'src_'.$mapstart});
1.70    ! albertel  564:     my ($presymb) = split(/___/,$symb);
        !           565:     $presymb = $presymb.'___';
1.61      sakharuk  566:     my $current_resource = $mapstart;
                    567:     while ($current_resource ne $mapfinish) {
                    568: 	if (not $hash{'src_'.$current_resource}=~/\.sequence$/) {
1.68      sakharuk  569: 	    my $rid = $hash{'ids_'.$hash{'src_'.$current_resource}};
                    570:             if ($rid=~/,/) {
                    571: 		my @rid = split /,/, $rid;
                    572: 		foreach my $rid_element (@rid) {
                    573: 		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
                    574: 			$rid = $1; 
                    575: 			last;
                    576: 		    }
                    577: 		}
                    578: 	    } else {
                    579: 		$rid =~ m/^$mapid\.(\d*)/;
                    580:                 $rid = $1;  
                    581: 	    }
                    582: 	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
                    583: 	    $symb = $presymb.$rid.'___'.$1;
                    584: 	    push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$symb;
1.61      sakharuk  585: 	} else {
                    586: 	    push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
                    587: 	}
                    588: 	$current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
                    589:     }
1.68      sakharuk  590:     #needs if final resource in the map (type="finish") contains something
1.65      sakharuk  591:     if (not $hash{'src_'.$current_resource}=~/\.sequence$/) {
1.68      sakharuk  592: 		    my $rid = $hash{'ids_'.$hash{'src_'.$current_resource}};
                    593:             if ($rid=~/,/) {
                    594: 		my @rid = split /,/, $rid;
                    595: 		foreach my $rid_element (@rid) {
                    596: 		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
                    597: 			$rid = $1; 
                    598: 			last;
                    599: 		    }
                    600: 		}
                    601: 	    } else {
                    602: 		$rid =~ m/^$mapid\.(\d*)/;
                    603:                 $rid = $1;  
                    604: 	    }
                    605: 	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
                    606: 	    $symb = $presymb.$rid.'___'.$1;
                    607: 	push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$symb;
1.65      sakharuk  608:     } else {
                    609: 	push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
                    610:     }
1.61      sakharuk  611:     return @resourcelist;
                    612: }
                    613: 
1.2       sakharuk  614: 
1.37      sakharuk  615: sub character_chart {
                    616:     my $result = shift;	
1.41      sakharuk  617:     $result =~ s/&#0?0?7;//g;
1.40      sakharuk  618:     $result =~ s/&#0?0?9;//g;
                    619:     $result =~ s/&#0?10;//g;
                    620:     $result =~ s/&#0?13;//g;
                    621:     $result =~ s/&#0?32;/ /g;
                    622:     $result =~ s/&#0?33;/!/g;
                    623:     $result =~ s/&#0?34;/"/g;
1.39      sakharuk  624:     $result =~ s/&quot;/"/g; 
1.40      sakharuk  625:     $result =~ s/&#0?35;/\\#/g;
                    626: #    $result =~ s/&#0?36;/\\\$/g;
                    627:     $result =~ s/&#0?37;/\\%/g; 
                    628:     $result =~ s/&#0?38;/\\&/g; 
1.37      sakharuk  629:     $result =~ s/&amp;/\\&/g;
1.40      sakharuk  630:     $result =~ s/&#0?39;/'/g;
                    631:     $result =~ s/&#0?40;/(/g;
                    632:     $result =~ s/&#0?41;/)/g;
                    633:     $result =~ s/&#0?42;/\*/g;
                    634:     $result =~ s/&#0?43;/\+/g;
                    635:     $result =~ s/&#0?44;/,/g;
                    636:     $result =~ s/&#0?45;/-/g;
                    637:     $result =~ s/&#0?46;/\./g;
                    638:     $result =~ s/&#0?47;/\//g;
                    639:     $result =~ s/&#0?48;/0/g;
                    640:     $result =~ s/&#0?49;/1/g;
                    641:     $result =~ s/&#0?50;/2/g;
                    642:     $result =~ s/&#0?51;/3/g;
                    643:     $result =~ s/&#0?52;/4/g;
                    644:     $result =~ s/&#0?53;/5/g;
                    645:     $result =~ s/&#0?54;/6/g;
                    646:     $result =~ s/&#0?55;/7/g;
                    647:     $result =~ s/&#0?56;/8/g;
                    648:     $result =~ s/&#0?57;/9/g;
                    649:     $result =~ s/&#0?58;/:/g;
                    650:     $result =~ s/&#0?59;/;/g;
                    651:     $result =~ s/&#0?60;/\$<\$/g;
1.37      sakharuk  652:     $result =~ s/&lt;/\$<\$/g;
1.40      sakharuk  653:     $result =~ s/&#0?61;/\$=\$/g;
                    654:     $result =~ s/&#0?62;/\$>\$/g;
1.37      sakharuk  655:     $result =~ s/&gt;/\$>\$/g;
1.40      sakharuk  656:     $result =~ s/&#0?63;/?/g;
                    657: #    $result =~ s/&#0?64;//g;
                    658:     $result =~ s/&#0?65;/A/g;
                    659:     $result =~ s/&#0?66;/B/g;
                    660:     $result =~ s/&#0?67;/C/g;
                    661:     $result =~ s/&#0?68;/D/g;
                    662:     $result =~ s/&#0?69;/E/g;
                    663:     $result =~ s/&#0?70;/F/g;
                    664:     $result =~ s/&#0?71;/G/g;
                    665:     $result =~ s/&#0?72;/H/g;
                    666:     $result =~ s/&#0?73;/I/g;
                    667:     $result =~ s/&#0?74;/J/g;
                    668:     $result =~ s/&#0?75;/K/g;
                    669:     $result =~ s/&#0?76;/L/g;
                    670:     $result =~ s/&#0?77;/M/g;
                    671:     $result =~ s/&#0?78;/N/g;
                    672:     $result =~ s/&#0?79;/O/g;
                    673:     $result =~ s/&#0?80;/P/g;
                    674:     $result =~ s/&#0?81;/Q/g;
                    675:     $result =~ s/&#0?82;/R/g;
                    676:     $result =~ s/&#0?83;/S/g;
                    677:     $result =~ s/&#0?84;/T/g;
                    678:     $result =~ s/&#0?85;/U/g;
                    679:     $result =~ s/&#0?86;/V/g;
                    680:     $result =~ s/&#0?87;/W/g;
                    681:     $result =~ s/&#0?88;/X/g;
                    682:     $result =~ s/&#0?89;/Y/g;
                    683:     $result =~ s/&#0?90;/Z/g;
                    684:     $result =~ s/&#0?91;/[/g;
                    685:     $result =~ s/&#0?92;/\\/g;
                    686:     $result =~ s/&#0?93;/]/g;
                    687: #    $result =~ s/&#0?94;//g;
                    688: #    $result =~ s/&#0?95;//g;
                    689:     $result =~ s/&#0?96;/`/g;
                    690:     $result =~ s/&#0?97;/a/g;
                    691:     $result =~ s/&#0?98;/b/g;
                    692:     $result =~ s/&#0?99;/c/g;
1.37      sakharuk  693:     $result =~ s/&#100;/d/g;
                    694:     $result =~ s/&#101;/e/g;
                    695:     $result =~ s/&#102;/f/g;
                    696:     $result =~ s/&#103;/g/g;
                    697:     $result =~ s/&#104;/h/g;
                    698:     $result =~ s/&#105;/i/g;
                    699:     $result =~ s/&#106;/j/g;
                    700:     $result =~ s/&#107;/k/g;
                    701:     $result =~ s/&#108;/l/g;
                    702:     $result =~ s/&#109;/m/g;
                    703:     $result =~ s/&#110;/n/g;
                    704:     $result =~ s/&#111;/o/g;
                    705:     $result =~ s/&#112;/p/g;
                    706:     $result =~ s/&#113;/q/g;
                    707:     $result =~ s/&#114;/r/g;
                    708:     $result =~ s/&#115;/s/g;
                    709:     $result =~ s/&#116;/t/g;
                    710:     $result =~ s/&#117;/u/g;
                    711:     $result =~ s/&#118;/v/g;
                    712:     $result =~ s/&#119;/w/g;
                    713:     $result =~ s/&#120;/x/g;
                    714:     $result =~ s/&#121;/y/g;
                    715:     $result =~ s/&#122;/z/g;
                    716:     $result =~ s/&#123;/\\{/g;
                    717:     $result =~ s/&#124;/\|/g;
                    718:     $result =~ s/&#125;/\\}/g;
                    719:     $result =~ s/&#126;/\~/g;
                    720:     $result =~ s/&#130;/,/g;
                    721: #    $result =~ s/&#131;//g;
                    722:     $result =~ s/&#132;/''/g;
                    723:     $result =~ s/&#133;/\$\\ldots\$/g;
                    724:     $result =~ s/&#134;/\$\\dagger\$/g;
                    725:     $result =~ s/&#135;/\$\\ddagger\$/g;
                    726: #    $result =~ s/&#136;//g;
                    727: #    $result =~ s/&#137;//g;
                    728: #    $result =~ s/&#138;//g;
                    729:     $result =~ s/&#139;/\$<\$/g;
                    730: #    $result =~ s/&#140;//g;
                    731:     $result =~ s/&#145;/`/g;
                    732:     $result =~ s/&#146;/'/g;
                    733:     $result =~ s/&#147;/``/g;
                    734:     $result =~ s/&#148;/''/g;
                    735:     $result =~ s/&#149;/\$\\bullet\$/g;
                    736: #    $result =~ s/&#150;//g;
                    737: #    $result =~ s/&#151;//g;
                    738:     $result =~ s/&#152;/~/g;
                    739: #    $result =~ s/&#153;//g;
                    740: #    $result =~ s/&#154;//g;
                    741:     $result =~ s/&#155;/\$>\$/g;
                    742:     $result =~ s/&#156;/\\{\\oe\\}/g;
                    743:     $result =~ s/&#159;/\\"\\{Y\\}/g;
                    744:     $result =~ s/&#160;//g;
                    745:     $result =~ s/&nbsp;//g;
                    746:     $result =~ s/&#161;/!`/g;
                    747:     $result =~ s/&iexcl;/!`/g; #`
                    748: #    $result =~ s/&#162;//g;
                    749: #    $result =~ s/&cent;//g;
                    750:     $result =~ s/&#163;/\\pounds/g; 
                    751:     $result =~ s/&pound;/\\pounds/g;
                    752: #    $result =~ s/&#164;//g;
                    753: #    $result =~ s/&curren;//g;
                    754: #    $result =~ s/&#165;//g;
                    755: #    $result =~ s/&yen;//g;
                    756: #    $result =~ s/&#166;//g;
                    757: #    $result =~ s/&brvbar;//g;
                    758: #    $result =~ s/&#167;//g;
                    759: #    $result =~ s/&sect;//g;
                    760: #    $result =~ s/&#168;//g;
                    761: #    $result =~ s/&uml;//g;
                    762:     $result =~ s/&#169;/\\copyright/g;
                    763:     $result =~ s/&copy;/\\copyright/g;
                    764: #    $result =~ s/&#170;//g;
                    765: #    $result =~ s/&ordf;//g;
                    766: #    $result =~ s/&#171;//g;
                    767: #    $result =~ s/&laquo;//g;
                    768:     $result =~ s/&#172;/\$\\neg\$/g;
                    769:     $result =~ s/&not;/\$\\neg\$/g;
                    770: #    $result =~ s/&#173;//g;
                    771: #    $result =~ s/&shy;//g;
                    772: #    $result =~ s/&#174;//g;
                    773: #    $result =~ s/&reg;//g;
                    774: #    $result =~ s/&#175;//g;
                    775: #    $result =~ s/&macr;//g;
1.42      sakharuk  776:     $result =~ s/&#176;/\$^{\\circ}\$/g;
                    777:     $result =~ s/&deg;/\$^{\\circ}\$/g;
1.37      sakharuk  778:     $result =~ s/&#177;/\$\\pm\$/g;
                    779:     $result =~ s/&plusmn;/\$\\pm\$/g;
                    780:     $result =~ s/&#178;/\$^2\$/g;
                    781:     $result =~ s/&sup2;/\$^2\$/g;
                    782:     $result =~ s/&#179;/\$^3\$/g;
                    783:     $result =~ s/&sup3;/\$^3\$/g;
                    784: #    $result =~ s/&#180;//g;
                    785: #    $result =~ s/&acute;//g;
                    786:     $result =~ s/&#181;/\$\\mu\$/g;
                    787:     $result =~ s/&micro;/\$\\mu\$/g;
                    788:     $result =~ s/&#182;/\\P/g;
                    789:     $result =~ s/&para;/\\P/g;
                    790:     $result =~ s/&#183;/\$\\cdot\$/g;
                    791:     $result =~ s/&middot;/\$\\cdot\$/g;
                    792: #    $result =~ s/&#184;//g;
                    793: #    $result =~ s/&cedil;//g;
                    794:     $result =~ s/&#185;/\$^1\$/g;
                    795:     $result =~ s/&sup1;/\$^1\$/g;
                    796: #    $result =~ s/&#186;//g;
                    797: #    $result =~ s/&ordm;//g;
                    798: #    $result =~ s/&#187;//g;
                    799: #    $result =~ s/&raquo;//g;
                    800: #    $result =~ s/&#188;//g;
                    801: #    $result =~ s/&frac14;//g;
                    802: #    $result =~ s/&#189;//g;
                    803: #    $result =~ s/&frac12;//g;
                    804: #    $result =~ s/&#190;//g;
                    805: #    $result =~ s/&frac34;//g;
                    806:     $result =~ s/&#191;/?`/g;
                    807:     $result =~ s/&iquest;/?`/g; 
                    808:     $result =~ s/&#192;/\\`{A}/g;
                    809:     $result =~ s/&Agrave;/\\`{A}/g; 
                    810:     $result =~ s/&#193;/\\'{A}/g; 
                    811:     $result =~ s/&Aacute;/\\'{A}/g; 
                    812:     $result =~ s/&#194;/\\^{A}/g;
                    813:     $result =~ s/&Acirc;/\\^{A}/g;
                    814:     $result =~ s/&#195;/\\~{A}/g;
                    815:     $result =~ s/&Atilde;/\\~{A}/g;
                    816:     $result =~ s/&#196;/\\"{A}/g; 
                    817:     $result =~ s/&Auml;/\\"{A}/g; 
                    818:     $result =~ s/&#197;/{\\AA}/g;
                    819:     $result =~ s/&Aring;/{\\AA}/g;
                    820:     $result =~ s/&#198;/{\\AE}/g;
                    821:     $result =~ s/&AElig;/{\\AE}/g;
                    822: #    $result =~ s/&#199;//g;
                    823: #    $result =~ s/&Ccedil;//g;
                    824:     $result =~ s/&#200;/\\`{E}/g;
                    825:     $result =~ s/&Egrave;/\\`{E}/g;
                    826:     $result =~ s/&#201;/\\'{E}/g;
                    827:     $result =~ s/&Eacute;/\\'{E}/g;
                    828:     $result =~ s/&#202;/\\^{E}/g;
                    829:     $result =~ s/&Ecirc;/\\^{E}/g;
                    830:     $result =~ s/&#203;/\\`{E}/g;
                    831:     $result =~ s/&Euml;/\\`{E}/g;
                    832:     $result =~ s/&#204;/\\`{I}/g;
                    833:     $result =~ s/&Igrave;/\\`{I}/g; 
                    834:     $result =~ s/&#205;/\\'{I}/g; 
                    835:     $result =~ s/&Iacute;/\\'{I}/g; 
                    836:     $result =~ s/&#206;/\\^{I}/g;
                    837:     $result =~ s/&Icirc;/\\^{I}/g;
                    838:     $result =~ s/&#207;/\\"{I}/g; 
                    839:     $result =~ s/&Iuml;/\\"{I}/g; 
                    840: #    $result =~ s/&#208;//g;
                    841: #    $result =~ s/&ETH;//g;
                    842:     $result =~ s/&#209;/\\~{N}/g;
                    843:     $result =~ s/&Ntilde;/\\~{N}/g;
                    844:     $result =~ s/&#210;/\\`{O}/g;
                    845:     $result =~ s/&Ograve;/\\`{O}/g; 
                    846:     $result =~ s/&#211;/\\'{O}/g;
                    847:     $result =~ s/&Oacute;/\\'{O}/g; 
                    848:     $result =~ s/&#212;/\\^{O}/g;
                    849:     $result =~ s/&Ocirc;/\\^{O}/g;
                    850:     $result =~ s/&#213;/\\~{O}/g;
                    851:     $result =~ s/&Otilde;/\\~{O}/g;
                    852:     $result =~ s/&#214;/\\"{O}/g;
                    853:     $result =~ s/&Ouml;/\\"{O}/g; 
                    854:     $result =~ s/&#215;/\$\\times\$/g;
                    855:     $result =~ s/&times;/\$\\times\$/g;
                    856:     $result =~ s/&#216;/{\\O}/g;
                    857:     $result =~ s/&Oslash;/{\\O}/g;
                    858:     $result =~ s/&#217;/\\`{U}/g;
                    859:     $result =~ s/&Ugrave;/\\`{U}/g;
                    860:     $result =~ s/&#218;/\\'{U}/g;
                    861:     $result =~ s/&Uacute;/\\'{U}/g;
                    862:     $result =~ s/&#219;/\\^{U}/g;
                    863:     $result =~ s/&Ucirc;/\\^{U}/g;
                    864:     $result =~ s/&#220;/\\"{U}/g;
                    865:     $result =~ s/&Uuml;/\\"{U}/g;
                    866:     $result =~ s/&#221;/\\'{Y}/g;
                    867:     $result =~ s/&Yacute;/\\'{Y}/g;
                    868: #    $result =~ s/&#222;//g;
                    869: #    $result =~ s/&THORN;//g;
                    870: #    $result =~ s/&#223;//g;
                    871: #    $result =~ s/&szlig;//g;
                    872:     $result =~ s/&#224;/\\`{a}/g;
                    873:     $result =~ s/&agrave;/\\`{a}/g;
                    874:     $result =~ s/&#225;/\\'{a}/g;
                    875:     $result =~ s/&aacute;/\\'{a}/g;
                    876:     $result =~ s/&#226;/\\^{a}/g;
                    877:     $result =~ s/&acirc;/\\^{a}/g;
                    878:     $result =~ s/&#227;/\\~{a}/g;
                    879:     $result =~ s/&atilde;/\\~{a}/g;
                    880:     $result =~ s/&#228;/\\"{a}/g;
                    881:     $result =~ s/&auml;/\\"{a}/g;
                    882:     $result =~ s/&#229;/{\\aa}/g;
                    883:     $result =~ s/&aring;/{\\aa}/g;
                    884:     $result =~ s/&#230;/{\\ae}/g;
                    885:     $result =~ s/&aelig;/{\\ae}/g;
                    886: #    $result =~ s/&#231;//g;
                    887: #    $result =~ s/&ccedil;//g;
                    888:     $result =~ s/&#232;/\\`{e}/g;
                    889:     $result =~ s/&egrave;/\\`{e}/g;
                    890:     $result =~ s/&#233;/\\'{e}/g;
                    891:     $result =~ s/&eacute;/\\'{e}/g;
                    892:     $result =~ s/&#234;/\\^{e}/g;
                    893:     $result =~ s/&ecirc;/\\^{e}/g;
                    894:     $result =~ s/&#235;/\\"{e}/g;
                    895:     $result =~ s/&euml;/\\"{e}/g;
                    896:     $result =~ s/&#236;/\\`{i}/g;
                    897:     $result =~ s/&igrave;/\\`{i}/g;
                    898:     $result =~ s/&#237;/\\'{i}/g;
                    899:     $result =~ s/&iacute;/\\'{i}/g;
                    900:     $result =~ s/&#238;/\\^{i}/g;
                    901:     $result =~ s/&icirc;/\\^{i}/g;
                    902:     $result =~ s/&#239;/\\"{i}/g;
                    903:     $result =~ s/&iuml;/\\"{i}/g;
                    904: #    $result =~ s/&#240;//g;
                    905: #    $result =~ s/&eth;//g;
                    906:     $result =~ s/&#241;/\\~{n}/g;
                    907:     $result =~ s/&ntilde;/\\~{n}/g;
                    908:     $result =~ s/&#242;/\\`{o}/g;
                    909:     $result =~ s/&ograve;/\\`{o}/g;
                    910:     $result =~ s/&#243;/\\'{o}/g;
                    911:     $result =~ s/&oacute;/\\'{o}/g;
                    912:     $result =~ s/&#244;/\\^{o}/g;
                    913:     $result =~ s/&ocirc;/\\^{o}/g;
                    914:     $result =~ s/&#245;/\\~{o}/g;
                    915:     $result =~ s/&otilde;/\\~{o}/g;
                    916:     $result =~ s/&#246;/\\"{o}/g;
                    917:     $result =~ s/&ouml;/\\"{o}/g;
                    918:     $result =~ s/&#247;/\$\\div\$/g;
                    919:     $result =~ s/&divide;/\$\\div\$/g;
                    920:     $result =~ s/&#248;/{\\o}/g;
                    921:     $result =~ s/&oslash;/{\\o}/g;
                    922:     $result =~ s/&#249;/\\`{u}/g; 
                    923:     $result =~ s/&ugrave;/\\`{u}/g;
                    924:     $result =~ s/&#250;/\\'{u}/g;
                    925:     $result =~ s/&uacute;/\\'{u}/g;
                    926:     $result =~ s/&#251;/\\^{u}/g;
                    927:     $result =~ s/&ucirc;/\\^{u}/g;
                    928:     $result =~ s/&#252;/\\"{u}/g;
                    929:     $result =~ s/&uuml;/\\"{u}/g;
                    930:     $result =~ s/&#253;/\\'{y}/g;
                    931:     $result =~ s/&yacute;/\\'{y}/g;
                    932: #    $result =~ s/&#254;//g;
                    933: #    $result =~ s/&thorn;//g;
                    934:     $result =~ s/&#255;/\\"{y}/g;
                    935:     $result =~ s/&yuml;/\\"{y}/g;
                    936:     return $result;
                    937: }
1.41      sakharuk  938: 
                    939: 
                    940: #'"`
1.37      sakharuk  941: 
1.28      sakharuk  942: sub additional_cleanup {
                    943:     my $result = shift;	
                    944:     my $first_app = index($result,'\documentclass',0);
                    945:     $first_app = index($result,'\documentclass',$first_app+5);
                    946:     while ($first_app != -1) {
                    947: 	my $second_app = index($result,'begin{document}',$first_app);
                    948: 	$first_app = rindex($result,'\end{document}',$first_app);
                    949: 	substr($result,$first_app,$second_app-$first_app+15) = '\vskip 3 mm';
                    950: 	$first_app = index($result,'\documentclass',$first_app+5);
                    951:     }
                    952:     return $result;
                    953: }
1.68      sakharuk  954: 
                    955: 
1.33      sakharuk  956: sub page_cleanup {
                    957:     my $result = shift;	
1.65      sakharuk  958:  
                    959:     $result =~ m/\\end{document}(\d*)$/;
1.34      sakharuk  960:     my $number_of_columns = $1;
1.33      sakharuk  961:     my $insert = '{';
1.34      sakharuk  962:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33      sakharuk  963:     $insert .= '}';
1.65      sakharuk  964:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34      sakharuk  965:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
                    966:     return $result,$number_of_columns;
1.7       sakharuk  967: }
1.5       sakharuk  968: 
1.3       sakharuk  969: 
1.60      sakharuk  970: sub details_for_menu {
                    971: 
                    972:     my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
                    973:     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
1.63      albertel  974:     my ($map,$id,$resource)=split(/___/,$symbolic);
                    975:     my $name_of_sequence = $hash{'title_'.$hash{'ids_/res/'.$map}};
                    976:     if ($name_of_sequence =~ /^\s*$/) {
                    977:       $map =~ m|([^/]+)$|;
                    978:       $name_of_sequence = $1;
                    979:     }
1.62      sakharuk  980:     my $name_of_map = $hash{'title_'.$hash{'ids_/res/'.$ENV{'request.course.uri'}}};
1.63      albertel  981:     if ($name_of_map =~ /^\s*$/) {
                    982:       $ENV{'request.course.uri'} =~ m|([^/]+)$|;
                    983:       $name_of_map = $1;
                    984:     }
                    985:     return ($name_of_resourse,$name_of_sequence,$name_of_map);
1.60      sakharuk  986: 
                    987: }
                    988: 
1.3       sakharuk  989: 
                    990: sub handler {
                    991: 
                    992:     my $r = shift;
1.67      www       993: 
                    994:     my $loaderror=&Apache::lonnet::overloaderror($r);
                    995:     if ($loaderror) { return $loaderror; }
                    996:     $loaderror=
                    997:        &Apache::lonnet::overloaderror($r,
                    998:          $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
                    999:     if ($loaderror) { return $loaderror; }
                   1000: 
1.3       sakharuk 1001:     $r->content_type('text/html');
                   1002:     $r->send_http_header;
1.59      sakharuk 1003:     $r->print(&Apache::loncommon::bodytag("Printing"));
1.3       sakharuk 1004: 
1.60      sakharuk 1005:     if ($ENV{'request.course.id'}) {
                   1006: 	my $fn=$ENV{'request.course.fn'};
                   1007: 	tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
                   1008:     }
                   1009: 
1.3       sakharuk 1010: #-- start form
                   1011:     &headerform($r);
                   1012: #-- menu for output
1.16      sakharuk 1013:     unless  ($ENV{'form.phase'}) {
1.3       sakharuk 1014: 	&menu_for_output($r);
                   1015:     }
1.52      sakharuk 1016: #-- additional menu for class printing
                   1017:      if ($ENV{'form.phase'} eq 'two') {
                   1018: 	 if($ENV{'form.choice'} eq 'All class print') {
                   1019: 	     &additional_class_menu($r);
1.58      sakharuk 1020: 	 } elsif($ENV{'form.choice'} eq 'Subdirectory print') {
                   1021: 	     &problem_choice_menu($r);
1.52      sakharuk 1022: 	 } else {
                   1023: 	     $ENV{'form.phase'} = 'three';
                   1024: 	 }
                   1025:      }
                   1026: #-- additional menu for page layout (one column case)
                   1027:     if ($ENV{'form.phase'} eq 'three') {
                   1028: 	if($ENV{'form.numberofcolumns'} == 1) {
                   1029: 	    &additional_print_menu($r);
                   1030: 	} else {
                   1031: 	    $ENV{'form.phase'} = 'four';
                   1032: 	}
                   1033:     }
1.3       sakharuk 1034: #-- core part 
1.52      sakharuk 1035:     if ($ENV{'form.phase'} eq 'four') {
1.3       sakharuk 1036: 	&output_data($r);
1.60      sakharuk 1037:     }	
                   1038:     untie %hash;
1.2       sakharuk 1039:     return OK;
1.60      sakharuk 1040:    
                   1041: } 
1.2       sakharuk 1042: 
1.1       www      1043: 
                   1044: 1;
                   1045: __END__
1.6       sakharuk 1046: 
                   1047: 
1.13      sakharuk 1048: 
                   1049: 
                   1050: #### Test block
1.6       sakharuk 1051: #    my $ere;
                   1052: #    foreach $ere (%ENV) {
1.13      sakharuk 1053: #	$result .= ' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n";
1.6       sakharuk 1054: #    }
1.13      sakharuk 1055: ####

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