Annotation of loncom/interface/lonprintout.pm, revision 1.86

1.1       www         1: # The LearningOnline Network
                      2: # Printout
                      3: #
1.86    ! sakharuk    4: # $Id: lonprintout.pm,v 1.85 2002/10/29 20:58:50 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;
1.76      sakharuk   57: my $LaTeXwidth = 0;
1.3       sakharuk   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;
1.83      sakharuk   80:     my $assignment = $title_for_sequence;
1.60      sakharuk   81:     if ($title_for_single_resource ne '') {$title_for_single_resource = '"'.$title_for_single_resource.'"';}
                     82:     if ($title_for_sequence ne '') {$title_for_sequence = '"'.$title_for_sequence.'"';}
1.62      sakharuk   83:     if ($title_for_main_map ne '') {$title_for_main_map = '"'.$title_for_main_map.'"';}
                     84:     my $subdir_to_print = $ENV{'form.postdata'};
                     85:     $subdir_to_print =~ m/\/([^\/]+)$/;
                     86:     $subdir_to_print =~ s/$1//;
1.28      sakharuk   87:     $r->print(<<ENDMENUOUT1);
1.57      sakharuk   88: <h1>What do you want to print? Make a choice.</h1><br />
1.3       sakharuk   89: <input type="hidden" name="phase" value="two">
1.10      albertel   90: <input type="hidden" name="url" value="$ENV{'form.postdata'}">
1.83      sakharuk   91: <input type="hidden" name="assignment" value="$assignment">
1.60      sakharuk   92: <input type="radio" name="choice" value="Standard LaTeX output for current document" checked>  Current document <b>$title_for_single_resource</b>
1.65      sakharuk   93: (prints what you just saw on the screen)<br />
1.39      sakharuk   94: ENDMENUOUT1
1.48      sakharuk   95:     if ((not $ENV{'request.role'}=~m/^au\./) and (not $ENV{'request.role'}=~m/^ca\./)) {
1.52      sakharuk   96: 	$r->print(<<ENDMENUOUT2);
1.63      albertel   97: <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  All problems from <b>$title_for_sequence</b><br />
1.71      sakharuk   98: <input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence">  All problems plus any pages or html/xml files from <b>$title_for_sequence</b><br />
1.28      sakharuk   99: ENDMENUOUT2
1.44      sakharuk  100:     }
1.52      sakharuk  101:     if ($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) { 
                    102: 	$r->print(<<ENDMENUOUT6);
1.62      sakharuk  103: <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence">  All problems in this course (<b>warning:</b> this may be time consuming) <br />
1.59      sakharuk  104: <br />
1.63      albertel  105: <input type="radio" name="choice" value="All class print">  All problems from <b>$title_for_sequence</b> for selected students<br /><br />
1.52      sakharuk  106: ENDMENUOUT6
                    107:     }
1.39      sakharuk  108:       my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
                    109:       $subdirtoprint =~ s/\/[^\/]+$//;
                    110:       if (&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') {
                    111: 	  $r->print(<<ENDMENUOUT4);
1.62      sakharuk  112:   <input type="radio" name="choice" value="Subdirectory print">  Problems from current subdirectory <b>$subdir_to_print</b><br />
1.39      sakharuk  113: ENDMENUOUT4
                    114:       }
                    115:     $r->print(<<ENDMENUOUT5);
1.16      sakharuk  116: <br /><hr /><br />
                    117: <h1>And what page format do you prefer?</h1>
1.36      sakharuk  118: <table>
                    119:  <tr>
                    120:    <td>
                    121:      <input type="radio" name="layout" value="CBI"> Landscape <br />
                    122:      <input type="radio" name="layout" value="CAPA" checked>  Portrait <br />
                    123:    </td>
                    124:    <td>&nbsp;</td>
                    125:    <td rawspan="2">
1.44      sakharuk  126:      Number of columns: <select name="numberofcolumns">
1.59      sakharuk  127:                          <option> 1 </option>
                    128:                          <option selected> 2 </option>
1.44      sakharuk  129:                         </select> 
1.36      sakharuk  130:    </td>
1.59      sakharuk  131:    <td rawspan="2">
                    132:      Paper size (format [width x height]): <select name="papersize">
1.62      sakharuk  133:                                             <option selected> Letter [8 1/2x11 in] </option>
                    134:                                             <option> Legal [8 1/2x14 in] </option>
                    135:                                             <option> Ledger/Tabloid [11x17 in] </option>
                    136:                                             <option> Executive [7 1/2x10 in] </option>
1.59      sakharuk  137:                                             <option> A2 [420x594 mm] </option>
                    138:                                             <option> A3 [297x420 mm] </option>
                    139:                                             <option> A4 [210x297 mm] </option>
                    140:                                             <option> A5 [148x210 mm] </option>
                    141:                                             <option> A6 [105x148 mm] </option>
                    142:                                            </select> 
                    143:    </td>
1.36      sakharuk  144:  </tr>
                    145: </table>
                    146: </br> 
1.16      sakharuk  147: <input type="submit" value="Submit your choice">
1.52      sakharuk  148: ENDMENUOUT5
                    149: }
                    150: 
                    151: 
1.58      sakharuk  152: sub problem_choice_menu {
                    153:     my $r = shift;
                    154:     my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
                    155:     $subdirtoprint =~ s/\/[^\/]+$//;
                    156:     my @list_of_files = ();
                    157:     if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    158: 	$subdirtoprint =~ s/^[^~]*~(\w+)\//\/home\/$1\/public_html\//;
                    159:     } else {
                    160: 	$subdirtoprint =~ s/.*(\/res\/)/$1/;
                    161:     }
                    162:     my @content_directory = ();
                    163:     if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
                    164: 	@content_directory = &Apache::lonnet::dirlist($subdirtoprint,$ENV{'user.domain'}, $ENV{'user.name'},'');
                    165:     } else {
                    166: 	@content_directory = &Apache::lonnet::dirlist($subdirtoprint);
                    167:     }
                    168:     for (my $iy=0;$iy<=$#content_directory;$iy++) {
                    169: 	my @tempo_array = split(/&/,$content_directory[$iy]);
                    170: 	if ($tempo_array[0] =~ m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/) {
                    171: 	    push(@list_of_files,$tempo_array[0]);
                    172: 	}
                    173:     }
                    174:     $subdirtoprint =~ s/\/$//;
                    175:     for (my $i=0;$i<=$#list_of_files;$i++) {
                    176: 	$list_of_files[$i] = $subdirtoprint.'/'.$list_of_files[$i];
                    177:     }
                    178:     $r->print(<<ENDMENUOUT1);
                    179: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    180: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    181: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
                    182: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
                    183: <h1>Mark problems which you want to print</h1>
                    184: <script>
                    185:     function checkall() {
                    186: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    187:             if 
                    188:           (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
                    189: 	      document.forms.printform.elements[i].checked=true;
                    190:             }
                    191:         }
                    192:     }
                    193: 
                    194: 
                    195:     function uncheckall() {
                    196: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    197:             if 
                    198:           (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
                    199: 	      document.forms.printform.elements[i].checked=false;
                    200:             }
                    201:         }
                    202:     }
                    203: </script>
1.60      sakharuk  204: <input type=button onClick="checkall()" value="Check All">&nbsp;
                    205: <input type=button onClick="uncheckall()" value="Uncheck">
1.58      sakharuk  206: <p>
                    207: ENDMENUOUT1
1.82      sakharuk  208:     my $i=0;
1.58      sakharuk  209:     foreach my $file (@list_of_files) {
                    210: 	$r->print('<br /><input type=checkbox name="whattoprint'.$i.'" value="'.$file.'"> '.
                    211:                   $file);
                    212: 	$i++;
                    213:     }
                    214:     $r->print(<<ENDMENUOUT2);
                    215: <br />
                    216: <input type="hidden" name="numberofproblems" value="$i">
                    217: <input type="hidden" name="phase" value="three">
                    218: <input type="submit" value="Submit">
                    219: ENDMENUOUT2
                    220: }
                    221: 
                    222: 
1.52      sakharuk  223: sub additional_class_menu {
                    224:     my $r = shift;
                    225:     $r->print(<<ENDMENUOUT1);
                    226: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    227: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    228: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
                    229: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
1.83      sakharuk  230: <input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
1.78      sakharuk  231: <h1>Select student(s) whose assignment you want to print</h1>
1.52      sakharuk  232: ENDMENUOUT1
1.57      sakharuk  233:     my %courselist=&Apache::lonnet::dump(
                    234:                    'classlist',
                    235: 		   $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
                    236: 		   $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
                    237:     my $now=time;
                    238:     $r->print(<<ENDDISHEADER);
                    239: <script>
                    240:     function checkall() {
                    241: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    242:             if 
                    243:           (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
                    244: 	      document.forms.printform.elements[i].checked=true;
                    245:             }
                    246:         }
                    247:     }
                    248: 
                    249:     function checksec() {
                    250: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    251:             if 
                    252:           (document.forms.printform.elements[i].value.indexOf
                    253:            (document.forms.printform.chksec.value)==0) {
                    254: 	      document.forms.printform.elements[i].checked=true;
                    255:             }
                    256:         }
                    257:     }
                    258: 
                    259:     function uncheckall() {
                    260: 	for (i=0; i<document.forms.printform.elements.length; i++) {
                    261:             if 
                    262:           (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
                    263: 	      document.forms.printform.elements[i].checked=false;
                    264:             }
                    265:         }
1.52      sakharuk  266:     }
1.57      sakharuk  267: </script>
1.60      sakharuk  268: <input type=button onClick="checkall()" value="Check All">&nbsp;
                    269: <input type=button onClick="checksec()" value="Check Section/Group">
1.57      sakharuk  270: <input type=text size=5 name=chksec>&nbsp;
1.60      sakharuk  271: <input type=button onClick="uncheckall()" value="Uncheck">
1.57      sakharuk  272: <p>
                    273: ENDDISHEADER
1.54      sakharuk  274:     my $i = 0;
1.57      sakharuk  275:     foreach (sort keys %courselist) {
                    276:         my ($end,$start)=split(/\:/,$courselist{$_});
                    277:         my $active=1;
                    278:         if (($end) && ($now>$end)) { $active=0; }
                    279:         if ($active) {
                    280:            my ($sname,$sdom)=split(/\:/,$_);
                    281:            my %reply=&Apache::lonnet::get('environment',
                    282:               ['firstname','middlename','lastname','generation'],
                    283:               $sdom,$sname);
                    284:            my $section=&Apache::lonnet::usection
                    285: 	       ($sdom,$sname,$ENV{'request.course.id'});
                    286:            $r->print(
                    287:         '<br /><input type=checkbox name="whomtoprint'.$i.'" value="'.$section.':'.$_.'"> '.
                    288: 		      $reply{'firstname'}.' '. 
                    289:                       $reply{'middlename'}.' '.
                    290:                       $reply{'lastname'}.' '.
                    291:                       $reply{'generation'}.
                    292:                       ' ('.$_.') '.$section);
                    293: 	   $i++;
                    294:         } 
1.52      sakharuk  295:     }
                    296:     $r->print(<<ENDMENUOUT2);
1.57      sakharuk  297: <br />
1.76      sakharuk  298: <input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
1.54      sakharuk  299: <input type="hidden" name="numberofstudents" value="$i">
1.52      sakharuk  300: <input type="hidden" name="phase" value="three">
                    301: <input type="submit" value="Submit">
                    302: ENDMENUOUT2
                    303: }
                    304: 
                    305: 
                    306: sub additional_print_menu { 
                    307:     my $r = shift;
1.54      sakharuk  308:     my $what_to_print = '';
                    309:     for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
                    310: 	$what_to_print .= '<input type="hidden" name="whomtoprint'.$i.'" value="'.$ENV{'form.whomtoprint'.$i}.'">';
                    311:     }
1.58      sakharuk  312:     for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
                    313: 	$what_to_print .= '<input type="hidden" name="whattoprint'.$i.'" value="'.$ENV{'form.whattoprint'.$i}.'">';
                    314:     }
1.52      sakharuk  315:     $r->print(<<ENDMENUOUT);
1.54      sakharuk  316:     $what_to_print
1.52      sakharuk  317: <input type="hidden" name="url" value="$ENV{'form.url'}">
                    318: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
                    319: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
1.76      sakharuk  320: <input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
1.54      sakharuk  321: <input type="hidden" name="numberofstudents" value="$ENV{'form.numberofstudents'}">
1.58      sakharuk  322: <input type="hidden" name="numberofproblems" value="$ENV{'form.numberofproblems'}">
1.52      sakharuk  323: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
1.83      sakharuk  324: <input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
1.73      sakharuk  325: Define one column layout parameters: <br />
1.57      sakharuk  326: <b>Width</b>: <input type="text" name="width" width="8" value="9cm"> <br />
                    327: <b>Height</b>: <input type="text" name="height" width="8" value="25.9cm"> <br />
                    328: <b>Left margin</b>: <input type="text" name="leftmargin" width="8" value="-0.57in"> <br />
1.52      sakharuk  329: <input type="hidden" name="phase" value="four">
                    330: <input type="submit" value="Submit">
1.3       sakharuk  331: </form>
                    332: </body>
                    333: </html>
1.52      sakharuk  334: ENDMENUOUT
1.3       sakharuk  335: }
1.2       sakharuk  336: 
                    337: 
1.3       sakharuk  338: sub output_data {
                    339:     my $r = shift;
                    340:     $r->print(<<ENDPART);
                    341: <html>
                    342: <head>
                    343: <title>LON-CAPA output for printing</title>
                    344: </head>
                    345: <body bgcolor="FFFFFF">
                    346: <hr>
                    347: ENDPART
1.2       sakharuk  348: 
1.3       sakharuk  349:     my $choice = $ENV{'form.choice'};
1.16      sakharuk  350:     my $layout = $ENV{'form.layout'};
1.74      sakharuk  351:     my $numberofcolumns = $ENV{'form.numberofcolumns'};  
                    352:     my $papersize = $ENV{'form.papersize'};          
1.16      sakharuk  353:     my $laystyle = 'book';
1.83      sakharuk  354:     my $assignment =  $ENV{'form.assignment'};
1.82      sakharuk  355:     if ($choice eq 'Subdirectory print') {
                    356: 	$layout = 'CAPA';
                    357: 	$papersize = 'Letter [8 1/2x11 in]';
                    358: 	$numberofcolumns = 2;
                    359:     }
                    360:     if (($choice eq 'Standard LaTeX output for current document') && ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./)) {
                    361: 	$layout = 'CAPA';
                    362: 	$papersize = 'Letter [8 1/2x11 in]';
                    363: 	$numberofcolumns = 1;
                    364:     }
1.2       sakharuk  365:     my $result = '';
1.71      sakharuk  366:     my $number_of_columns = 1; #used only for pages to determine the width of the cell
1.59      sakharuk  367:     my $selectionmade = '';
1.76      sakharuk  368:     my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
                    369:     my $LaTeXwidth;
1.36      sakharuk  370:  
1.76      sakharuk  371:     if ($textwidth=~/(\d+\s*cm)/) {
                    372: 	$LaTeXwidth = $1*10;
                    373:     } elsif ($textwidth=~/(\d+\s*mm)/) {
                    374: 	$LaTeXwidth = $1;
                    375:     }
1.3       sakharuk  376:     if ($choice eq 'Standard LaTeX output for current document') {
1.36      sakharuk  377:       #-- single document - problem, page, html, xml  
1.59      sakharuk  378:       $selectionmade = 1;
1.14      albertel  379:       my %moreenv;
                    380:       $moreenv{'form.grade_target'}='tex';
1.86    ! sakharuk  381:       if (&Apache::lonnet::allowed('bre',$ENV{'form.url'})) {
1.48      sakharuk  382: 	  $ENV{'form.url'}=~s/http:\/\/[^\/]+//;
                    383:       }
1.14      albertel  384:       $moreenv{'request.filename'}=$ENV{'form.url'};
1.76      sakharuk  385:       $moreenv{'form.textwidth'}=$LaTeXwidth;
1.14      albertel  386:       &Apache::lonnet::appenv(%moreenv);
                    387:       my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
1.79      sakharuk  388:       &Apache::lonnet::delenv('form.grade_target','form.textwidth','form.counter');
1.14      albertel  389:       $result .= $texversion;
1.40      sakharuk  390:       if ($ENV{'form.url'}=~m/\.page\s*$/) {
                    391: 	  ($result,$number_of_columns) = &page_cleanup($result);
                    392:       }
                    393:     } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or 
                    394:              $choice eq 'Standard LaTeX output for whole primary sequence') {
1.36      sakharuk  395:       #-- minimal sequence to which the current document belongs
                    396:         #-- where is the primary sequence containing file?
1.18      sakharuk  397: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
1.74      sakharuk  398: 	my @sequence = split('___',$symbolic);
                    399: 	my $primary_sequence = '/res/'.$sequence[0];   
                    400: 	my @master_seq = &coming_from_hash($primary_sequence,$sequence[0]);
1.36      sakharuk  401:         #-- produce an output string
1.71      sakharuk  402: 	my $flag_latex_header_remove = 'NO';
                    403: 	my $flag_page_in_sequence = 'NO';
1.18      sakharuk  404: 	for (my $i=0;$i<=$#master_seq;$i++) {
1.68      sakharuk  405:             my ($urlp,$symb) = split /&&/, $master_seq[$i];		
1.20      sakharuk  406: 	    if ($choice eq 'Standard LaTeX output for the primary sequence') {
1.72      sakharuk  407:             #prints only problems
1.59      sakharuk  408: 		$selectionmade = 2;
1.61      sakharuk  409:  		if ($urlp =~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.20      sakharuk  410: 		    my %moreenv;
                    411: 		    $moreenv{'form.grade_target'}='tex';
1.76      sakharuk  412: 		    $moreenv{'form.textwidth'}=$LaTeXwidth;
1.20      sakharuk  413: 		    &Apache::lonnet::appenv(%moreenv);
1.74      sakharuk  414: 		    &Apache::lonnet::logthis("Trying to get $urlp with symb $symb");
1.68      sakharuk  415: 		    my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
1.76      sakharuk  416: 		    &Apache::lonnet::delenv('form.grade_target','form.textwidth');
1.71      sakharuk  417: 		    if ($flag_latex_header_remove ne 'NO') {
                    418: 			$texversion = &latex_header_footer_remove($texversion);
                    419: 		    } else {
                    420: 			$texversion =~ s/\\end{document}//;
                    421: 		    }
1.20      sakharuk  422: 		    $result .= $texversion;        
1.71      sakharuk  423: 		    $flag_latex_header_remove = 'YES';
1.20      sakharuk  424: 		}
1.53      albertel  425: 	    } elsif ($urlp =~ /\S+/) {
1.72      sakharuk  426:               #prints problems, pages and any html/xml files
1.59      sakharuk  427: 		$selectionmade = 3;
1.36      sakharuk  428: 		my %moreenv;
1.18      sakharuk  429: 		$moreenv{'form.grade_target'}='tex';
                    430: 		&Apache::lonnet::appenv(%moreenv);
1.69      sakharuk  431: 		my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
1.18      sakharuk  432: 		&Apache::lonnet::delenv('form.grade_target');
1.71      sakharuk  433: 		if ($urlp =~ m/\.page/) {
                    434: 		    ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
                    435: 		    if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
                    436: 		    $texversion =~ s/\\end{document}\d*/\\end{document}/;
                    437: 		    $flag_page_in_sequence = 'YES';
                    438: 		} 
                    439: 		if ($flag_latex_header_remove ne 'NO') {
                    440: 		    $texversion = &latex_header_footer_remove($texversion);
                    441: 		} else {
                    442: 		    $texversion =~ s/\\end{document}//;
                    443: 		}
                    444: 		$result .= $texversion;         
                    445: 		$flag_latex_header_remove = 'YES';   
1.16      sakharuk  446: 	    }
1.77      sakharuk  447: 	}
                    448: 	&Apache::lonnet::delenv('form.counter');
1.71      sakharuk  449: 	if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}	
                    450: 	$result .= '\end{document}';
1.13      sakharuk  451:     }  elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
1.47      sakharuk  452:         # where is the main sequence of the course?
1.59      sakharuk  453: 	$selectionmade = 4;
1.13      sakharuk  454: 	my $main_seq = '/res/'.$ENV{'request.course.uri'};
1.74      sakharuk  455: 	my @file_seq = &coming_from_hash_whole($main_seq);
1.72      sakharuk  456: 	my $flag_latex_header_remove = 'NO';
1.52      sakharuk  457:         #-- produce an output string
1.49      sakharuk  458: 	for (my $i=0;$i<=$#file_seq;$i++) {
1.69      sakharuk  459:             my ($urlp,$symb) = split /&&/, $file_seq[$i];
1.49      sakharuk  460: 	    $urlp=~s/\/home\/httpd\/html//;	    
                    461:             if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
                    462: 		my %moreenv;
                    463: 		$moreenv{'form.grade_target'}='tex';
1.76      sakharuk  464: 		$moreenv{'form.textwidth'}=$LaTeXwidth;
1.49      sakharuk  465: 		&Apache::lonnet::appenv(%moreenv);
1.74      sakharuk  466: 		my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
1.76      sakharuk  467: 		&Apache::lonnet::delenv('form.grade_target','form.textwidth');		    
1.72      sakharuk  468: 		if ($flag_latex_header_remove ne 'NO') {
                    469: 		    $texversion = &latex_header_footer_remove($texversion);
                    470: 		} else {
                    471: 		    $texversion =~ s/\\end{document}//;
                    472: 		}
1.74      sakharuk  473: 		$result .= $texversion;  
                    474: 		$flag_latex_header_remove = 'YES';
1.72      sakharuk  475: 	    }		
1.49      sakharuk  476: 	}	    
1.72      sakharuk  477: 	$result .= '\end{document}';
1.52      sakharuk  478:     } elsif ($choice eq 'All class print') { 
1.54      sakharuk  479:     #-- prints assignments for whole class or for selected students  
1.59      sakharuk  480: 	$selectionmade = 5;
1.73      sakharuk  481:         my @students = ();
1.54      sakharuk  482: 	for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
                    483: 	    if ($ENV{'form.whomtoprint'.$i}=~/:/) {
                    484: 		push @students,$ENV{'form.whomtoprint'.$i};
                    485: 	    }
                    486: 	}
                    487: 	#where is the primary sequence containing current resource (the same for all students)?
                    488: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
1.74      sakharuk  489: 	my @sequence = split('___',$symbolic);
                    490: 	my $primary_sequence = '/res/'.$sequence[0]; 	
1.75      sakharuk  491: 	my @master_seq = &coming_from_hash($primary_sequence,$sequence[0]); 
1.72      sakharuk  492:         #loop over students
1.80      sakharuk  493: 	my $flag_latex_header_remove = 'NO'; 
                    494: 	my %moreenv;
                    495: 	$moreenv{'form.textwidth'}=$LaTeXwidth;
                    496: 	&Apache::lonnet::appenv(%moreenv);
1.54      sakharuk  497: 	foreach my $person (@students) {
                    498: 	    my $current_output = ''; 
1.57      sakharuk  499: 	    my ($usersection,$username,$userdomain) = split /:/,$person;
1.54      sakharuk  500: 	    my $fullname = &Apache::grades::get_fullname($username,$userdomain);
1.72      sakharuk  501:             #goes through all resources, checks if they are available for current student, and produces output   
1.69      sakharuk  502: 	    foreach my $curresline (@master_seq)  {
                    503: 		my ($curres,$symb) = split /&&/, $curresline;
1.73      sakharuk  504:                 if ($curres=~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.54      sakharuk  505: 		    my ($map,$id,$res_url) = split(/___/,$symb);
                    506: 		    if (&Apache::lonnet::allowed('bre',$res_url)) {
                    507: 			my $rendered = &Apache::loncommon::get_student_view($symb,$username,$userdomain,
                    508:                                                                         $ENV{'request.course.id'},'tex');
1.73      sakharuk  509: 			if ($flag_latex_header_remove eq 'YES') {
1.72      sakharuk  510: 			    $rendered = &latex_header_footer_remove($rendered);
                    511: 			} else {
                    512: 			    $rendered =~ s/\\end{document}//;
                    513: 			}
1.54      sakharuk  514: 			$current_output .= $rendered;
                    515: 		    }
1.73      sakharuk  516: 		    $flag_latex_header_remove = 'YES';
1.54      sakharuk  517: 		}
1.72      sakharuk  518: 	    }
                    519: 	    if ($current_output=~/\\documentclass/) {
1.84      sakharuk  520: 		my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1.85      sakharuk  521: 		$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm}\\setlength{\\headheight}{1cm}\\setlength{\\headsep}{0.5cm}\\pagestyle{myheadings}\\markboth{}{{\\textbf{$fullname} $courseidinfo  - $assignment}}\\begin{document} /;
1.72      sakharuk  522: 	    } else {
                    523: 		$current_output = '\\vskip 3mm\noindent\parbox{\minipagewidth}{\noindent\fbox{\textbf{'.$fullname.'}}\hskip 1.4in } \vskip 5 mm '.$current_output;
1.54      sakharuk  524: 	    }
                    525: 	    $result .= $current_output;
1.80      sakharuk  526: 	    &Apache::lonnet::delenv('form.counter');
1.54      sakharuk  527: 	}
1.80      sakharuk  528: 	$result .= '\end{document}';
                    529: 	&Apache::lonnet::delenv('form.textwidth');
1.31      sakharuk  530:     } elsif ($choice eq 'Subdirectory print') {      
1.58      sakharuk  531:     #prints selected problems from the subdirectory 
1.59      sakharuk  532: 	$selectionmade = 6;
1.58      sakharuk  533:         my @list_of_files = ();
                    534: 	for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
                    535: 	    if ($ENV{'form.whattoprint'.$i}=~/^\//) {
                    536: 		push @list_of_files,$ENV{'form.whattoprint'.$i};
1.28      sakharuk  537: 	    }
1.72      sakharuk  538: 	}	
                    539: 	my $flag_latex_header_remove = 'NO';  
1.31      sakharuk  540: 	for (my $i=0;$i<=$#list_of_files;$i++) {
1.58      sakharuk  541: 	    my $urlp = $list_of_files[$i];
                    542: 	    if ($urlp=~/\//) {
                    543: 		my %moreenv;
                    544: 		$moreenv{'form.grade_target'}='tex';
1.76      sakharuk  545: 		$moreenv{'form.textwidth'}=$LaTeXwidth;
1.58      sakharuk  546: 		&Apache::lonnet::appenv(%moreenv);
                    547: 		if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) { 
                    548: 		    $urlp =~ s/\/home\/([^\/]*)\/public_html/\/~$1/; 
                    549: 		}
                    550: 		my $texversion=&Apache::lonnet::ssi($urlp);
1.76      sakharuk  551: 		&Apache::lonnet::delenv('form.grade_target','form.textwidth');
1.83      sakharuk  552:                 #this chunck is responsible for printing the path to problem
                    553: 		my $newurlp = '';
                    554: 		my $HowMany = length($urlp)*2;
                    555: 		if ($HowMany > $LaTeXwidth) {
                    556: 		    my @temporrary = split '/',$urlp;
                    557: 		    my $HowManyNew = 0;
                    558: 		    for (my $ii=0;$ii<=$#temporrary;$ii++) {
                    559: 			if ($temporrary[$ii] ne '') {
                    560: 			    $HowManyNew += length($temporrary[$ii])*2;
                    561: 			    if ($HowManyNew < $LaTeXwidth ) {
                    562: 				$newurlp .=  '/'.$temporrary[$ii];
                    563: 			    } else {
                    564: 				$HowManyNew = 0;
                    565: 				$newurlp .=  '|\vskip -1 mm \noindent \verb|';
                    566: 				$ii--;
                    567: 			    }
                    568: 			}
                    569: 		    }
                    570: 		}
                    571: 		$texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;
1.72      sakharuk  572: 		if ($flag_latex_header_remove ne 'NO') {
                    573: 		    $texversion = &latex_header_footer_remove($texversion);
                    574: 		} else {
                    575: 		    $texversion =~ s/\\end{document}//;
                    576: 		}
1.58      sakharuk  577: 		$result .= $texversion;
1.72      sakharuk  578: 	    }
                    579: 	    $flag_latex_header_remove = 'YES';  
1.31      sakharuk  580: 	}
1.72      sakharuk  581: 	$result .= '\end{document}';      	
1.7       sakharuk  582:     }
1.74      sakharuk  583: #-------------------------------------------------------- corrections for the different page formats
1.83      sakharuk  584:     $result = &page_format_transformation($papersize,$layout,$numberofcolumns,$choice,$result,$assignment);
1.76      sakharuk  585:     if ($layout eq 'CBI') {
1.16      sakharuk  586:         $laystyle = 'album';
                    587:     }
1.76      sakharuk  588:     $result = &latex_corrections($number_of_columns,$result);
1.52      sakharuk  589:     #changes page's parameters for the one column output 
                    590:     if ($ENV{'form.numberofcolumns'} == 1) {
                    591: 	$result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
1.59      sakharuk  592: 	$result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
                    593: 	$result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
                    594: 	$result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
1.52      sakharuk  595:     }
1.7       sakharuk  596: #-- writing .tex file in prtspool 
1.16      sakharuk  597:     my $temp_file;
1.33      sakharuk  598:     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
1.16      sakharuk  599:     unless ($temp_file = Apache::File->new('>'.$filename)) {
                    600: 	$r->log_error("Couldn't open $filename for output $!");
                    601: 	return SERVER_ERROR; 
                    602:     } 
                    603:     print $temp_file $result;
1.3       sakharuk  604: $r->print(<<FINALEND);
1.59      sakharuk  605: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1.3       sakharuk  606: </body>
                    607: </html>
                    608: FINALEND
                    609: }
1.61      sakharuk  610: 
                    611: 
1.73      sakharuk  612: sub coming_from_hash_whole {
                    613: 
                    614:     my $mainsequence = shift;
                    615:     my @resourcelist = ();
                    616:     my $mapid = $hash{'map_pc_'.$mainsequence};
                    617:     my $mapstart = $hash{'map_start_'.$mainsequence};
                    618:     my $mapfinish = $hash{'map_finish_'.$mainsequence};
                    619:     my $current_resource = $mapstart;
                    620:     while ($current_resource ne $mapfinish) {
                    621: 	if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
1.74      sakharuk  622: 	    push @resourcelist,&coming_from_hash_whole($hash{'src_'.$current_resource});
1.73      sakharuk  623: 	} else {
1.74      sakharuk  624:             $mainsequence =~ /\/res\/(.*)$/;
                    625: 	    my $presymb = $1;
                    626: 	    my $rid = $hash{'ids_'.$hash{'src_'.$current_resource}};
                    627:             if ($rid=~/,/) {
                    628: 		my @rid = split /,/, $rid;
                    629: 		foreach my $rid_element (@rid) {
                    630: 		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
                    631: 			$rid = $1; 
                    632: 			last;
                    633: 		    }
                    634: 		}
                    635: 	    } else {
                    636: 		$rid =~ m/^$mapid\.(\d*)/;
                    637:                 $rid = $1;  
                    638: 	    }
                    639: 	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
                    640: 	    my $symb = $presymb.'___'.$rid.'___'.$1;	    
                    641: 	    push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$symb;
1.73      sakharuk  642: 	}
1.74      sakharuk  643: 	$current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
1.73      sakharuk  644:     }
                    645:     return @resourcelist;
                    646: }
                    647: 
                    648: 
1.61      sakharuk  649: sub coming_from_hash {
                    650: 
1.73      sakharuk  651:     my ($mainsequence,$symb) = @_;
1.61      sakharuk  652:     my @resourcelist = ();
1.68      sakharuk  653:     my $mapid = $hash{'map_pc_'.$mainsequence};
1.61      sakharuk  654:     my $mapstart = $hash{'map_start_'.$mainsequence};
                    655:     my $mapfinish = $hash{'map_finish_'.$mainsequence};
1.70      albertel  656:     my ($presymb) = split(/___/,$symb);
                    657:     $presymb = $presymb.'___';
1.61      sakharuk  658:     my $current_resource = $mapstart;
                    659:     while ($current_resource ne $mapfinish) {
                    660: 	if (not $hash{'src_'.$current_resource}=~/\.sequence$/) {
1.68      sakharuk  661: 	    my $rid = $hash{'ids_'.$hash{'src_'.$current_resource}};
                    662:             if ($rid=~/,/) {
                    663: 		my @rid = split /,/, $rid;
                    664: 		foreach my $rid_element (@rid) {
                    665: 		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
                    666: 			$rid = $1; 
                    667: 			last;
                    668: 		    }
                    669: 		}
                    670: 	    } else {
                    671: 		$rid =~ m/^$mapid\.(\d*)/;
                    672:                 $rid = $1;  
                    673: 	    }
                    674: 	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
                    675: 	    $symb = $presymb.$rid.'___'.$1;
                    676: 	    push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$symb;
1.61      sakharuk  677: 	} else {
                    678: 	    push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
                    679: 	}
                    680: 	$current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
                    681:     }
1.68      sakharuk  682:     #needs if final resource in the map (type="finish") contains something
1.65      sakharuk  683:     if (not $hash{'src_'.$current_resource}=~/\.sequence$/) {
1.68      sakharuk  684: 		    my $rid = $hash{'ids_'.$hash{'src_'.$current_resource}};
                    685:             if ($rid=~/,/) {
                    686: 		my @rid = split /,/, $rid;
                    687: 		foreach my $rid_element (@rid) {
                    688: 		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
                    689: 			$rid = $1; 
                    690: 			last;
                    691: 		    }
                    692: 		}
                    693: 	    } else {
                    694: 		$rid =~ m/^$mapid\.(\d*)/;
                    695:                 $rid = $1;  
                    696: 	    }
                    697: 	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
                    698: 	    $symb = $presymb.$rid.'___'.$1;
                    699: 	push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$symb;
1.65      sakharuk  700:     } else {
                    701: 	push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
                    702:     }
1.61      sakharuk  703:     return @resourcelist;
                    704: }
                    705: 
1.2       sakharuk  706: 
1.71      sakharuk  707: sub latex_header_footer_remove {
                    708:     my $text = shift;
                    709:     $text =~ s/\\end{document}//;
                    710:     $text =~ s/\\documentclass([^&]*)\\begin{document}//;
                    711:     return $text;
                    712: }
                    713: 
                    714: 
1.37      sakharuk  715: sub character_chart {
                    716:     my $result = shift;	
1.41      sakharuk  717:     $result =~ s/&#0?0?7;//g;
1.40      sakharuk  718:     $result =~ s/&#0?0?9;//g;
                    719:     $result =~ s/&#0?10;//g;
                    720:     $result =~ s/&#0?13;//g;
                    721:     $result =~ s/&#0?32;/ /g;
                    722:     $result =~ s/&#0?33;/!/g;
                    723:     $result =~ s/&#0?34;/"/g;
1.76      sakharuk  724:     $result =~ s/&quot;/"/g;   #"
1.40      sakharuk  725:     $result =~ s/&#0?35;/\\#/g;
                    726: #    $result =~ s/&#0?36;/\\\$/g;
                    727:     $result =~ s/&#0?37;/\\%/g; 
                    728:     $result =~ s/&#0?38;/\\&/g; 
1.37      sakharuk  729:     $result =~ s/&amp;/\\&/g;
1.40      sakharuk  730:     $result =~ s/&#0?39;/'/g;
                    731:     $result =~ s/&#0?40;/(/g;
                    732:     $result =~ s/&#0?41;/)/g;
                    733:     $result =~ s/&#0?42;/\*/g;
                    734:     $result =~ s/&#0?43;/\+/g;
                    735:     $result =~ s/&#0?44;/,/g;
                    736:     $result =~ s/&#0?45;/-/g;
                    737:     $result =~ s/&#0?46;/\./g;
                    738:     $result =~ s/&#0?47;/\//g;
                    739:     $result =~ s/&#0?48;/0/g;
                    740:     $result =~ s/&#0?49;/1/g;
                    741:     $result =~ s/&#0?50;/2/g;
                    742:     $result =~ s/&#0?51;/3/g;
                    743:     $result =~ s/&#0?52;/4/g;
                    744:     $result =~ s/&#0?53;/5/g;
                    745:     $result =~ s/&#0?54;/6/g;
                    746:     $result =~ s/&#0?55;/7/g;
                    747:     $result =~ s/&#0?56;/8/g;
                    748:     $result =~ s/&#0?57;/9/g;
                    749:     $result =~ s/&#0?58;/:/g;
                    750:     $result =~ s/&#0?59;/;/g;
                    751:     $result =~ s/&#0?60;/\$<\$/g;
1.37      sakharuk  752:     $result =~ s/&lt;/\$<\$/g;
1.40      sakharuk  753:     $result =~ s/&#0?61;/\$=\$/g;
                    754:     $result =~ s/&#0?62;/\$>\$/g;
1.37      sakharuk  755:     $result =~ s/&gt;/\$>\$/g;
1.40      sakharuk  756:     $result =~ s/&#0?63;/?/g;
                    757: #    $result =~ s/&#0?64;//g;
                    758:     $result =~ s/&#0?65;/A/g;
                    759:     $result =~ s/&#0?66;/B/g;
                    760:     $result =~ s/&#0?67;/C/g;
                    761:     $result =~ s/&#0?68;/D/g;
                    762:     $result =~ s/&#0?69;/E/g;
                    763:     $result =~ s/&#0?70;/F/g;
                    764:     $result =~ s/&#0?71;/G/g;
                    765:     $result =~ s/&#0?72;/H/g;
                    766:     $result =~ s/&#0?73;/I/g;
                    767:     $result =~ s/&#0?74;/J/g;
                    768:     $result =~ s/&#0?75;/K/g;
                    769:     $result =~ s/&#0?76;/L/g;
                    770:     $result =~ s/&#0?77;/M/g;
                    771:     $result =~ s/&#0?78;/N/g;
                    772:     $result =~ s/&#0?79;/O/g;
                    773:     $result =~ s/&#0?80;/P/g;
                    774:     $result =~ s/&#0?81;/Q/g;
                    775:     $result =~ s/&#0?82;/R/g;
                    776:     $result =~ s/&#0?83;/S/g;
                    777:     $result =~ s/&#0?84;/T/g;
                    778:     $result =~ s/&#0?85;/U/g;
                    779:     $result =~ s/&#0?86;/V/g;
                    780:     $result =~ s/&#0?87;/W/g;
                    781:     $result =~ s/&#0?88;/X/g;
                    782:     $result =~ s/&#0?89;/Y/g;
                    783:     $result =~ s/&#0?90;/Z/g;
                    784:     $result =~ s/&#0?91;/[/g;
                    785:     $result =~ s/&#0?92;/\\/g;
                    786:     $result =~ s/&#0?93;/]/g;
                    787: #    $result =~ s/&#0?94;//g;
                    788: #    $result =~ s/&#0?95;//g;
                    789:     $result =~ s/&#0?96;/`/g;
                    790:     $result =~ s/&#0?97;/a/g;
                    791:     $result =~ s/&#0?98;/b/g;
                    792:     $result =~ s/&#0?99;/c/g;
1.37      sakharuk  793:     $result =~ s/&#100;/d/g;
                    794:     $result =~ s/&#101;/e/g;
                    795:     $result =~ s/&#102;/f/g;
                    796:     $result =~ s/&#103;/g/g;
                    797:     $result =~ s/&#104;/h/g;
                    798:     $result =~ s/&#105;/i/g;
                    799:     $result =~ s/&#106;/j/g;
                    800:     $result =~ s/&#107;/k/g;
                    801:     $result =~ s/&#108;/l/g;
                    802:     $result =~ s/&#109;/m/g;
                    803:     $result =~ s/&#110;/n/g;
                    804:     $result =~ s/&#111;/o/g;
                    805:     $result =~ s/&#112;/p/g;
                    806:     $result =~ s/&#113;/q/g;
                    807:     $result =~ s/&#114;/r/g;
                    808:     $result =~ s/&#115;/s/g;
                    809:     $result =~ s/&#116;/t/g;
                    810:     $result =~ s/&#117;/u/g;
                    811:     $result =~ s/&#118;/v/g;
                    812:     $result =~ s/&#119;/w/g;
                    813:     $result =~ s/&#120;/x/g;
                    814:     $result =~ s/&#121;/y/g;
                    815:     $result =~ s/&#122;/z/g;
                    816:     $result =~ s/&#123;/\\{/g;
                    817:     $result =~ s/&#124;/\|/g;
                    818:     $result =~ s/&#125;/\\}/g;
                    819:     $result =~ s/&#126;/\~/g;
                    820:     $result =~ s/&#130;/,/g;
                    821: #    $result =~ s/&#131;//g;
                    822:     $result =~ s/&#132;/''/g;
                    823:     $result =~ s/&#133;/\$\\ldots\$/g;
                    824:     $result =~ s/&#134;/\$\\dagger\$/g;
                    825:     $result =~ s/&#135;/\$\\ddagger\$/g;
                    826: #    $result =~ s/&#136;//g;
                    827: #    $result =~ s/&#137;//g;
                    828: #    $result =~ s/&#138;//g;
                    829:     $result =~ s/&#139;/\$<\$/g;
                    830: #    $result =~ s/&#140;//g;
                    831:     $result =~ s/&#145;/`/g;
                    832:     $result =~ s/&#146;/'/g;
                    833:     $result =~ s/&#147;/``/g;
                    834:     $result =~ s/&#148;/''/g;
                    835:     $result =~ s/&#149;/\$\\bullet\$/g;
                    836: #    $result =~ s/&#150;//g;
                    837: #    $result =~ s/&#151;//g;
                    838:     $result =~ s/&#152;/~/g;
                    839: #    $result =~ s/&#153;//g;
                    840: #    $result =~ s/&#154;//g;
                    841:     $result =~ s/&#155;/\$>\$/g;
                    842:     $result =~ s/&#156;/\\{\\oe\\}/g;
                    843:     $result =~ s/&#159;/\\"\\{Y\\}/g;
                    844:     $result =~ s/&#160;//g;
                    845:     $result =~ s/&nbsp;//g;
                    846:     $result =~ s/&#161;/!`/g;
                    847:     $result =~ s/&iexcl;/!`/g; #`
                    848: #    $result =~ s/&#162;//g;
                    849: #    $result =~ s/&cent;//g;
                    850:     $result =~ s/&#163;/\\pounds/g; 
                    851:     $result =~ s/&pound;/\\pounds/g;
                    852: #    $result =~ s/&#164;//g;
                    853: #    $result =~ s/&curren;//g;
                    854: #    $result =~ s/&#165;//g;
                    855: #    $result =~ s/&yen;//g;
                    856: #    $result =~ s/&#166;//g;
                    857: #    $result =~ s/&brvbar;//g;
                    858: #    $result =~ s/&#167;//g;
                    859: #    $result =~ s/&sect;//g;
                    860: #    $result =~ s/&#168;//g;
                    861: #    $result =~ s/&uml;//g;
                    862:     $result =~ s/&#169;/\\copyright/g;
                    863:     $result =~ s/&copy;/\\copyright/g;
                    864: #    $result =~ s/&#170;//g;
                    865: #    $result =~ s/&ordf;//g;
                    866: #    $result =~ s/&#171;//g;
                    867: #    $result =~ s/&laquo;//g;
                    868:     $result =~ s/&#172;/\$\\neg\$/g;
                    869:     $result =~ s/&not;/\$\\neg\$/g;
                    870: #    $result =~ s/&#173;//g;
                    871: #    $result =~ s/&shy;//g;
                    872: #    $result =~ s/&#174;//g;
                    873: #    $result =~ s/&reg;//g;
                    874: #    $result =~ s/&#175;//g;
                    875: #    $result =~ s/&macr;//g;
1.42      sakharuk  876:     $result =~ s/&#176;/\$^{\\circ}\$/g;
                    877:     $result =~ s/&deg;/\$^{\\circ}\$/g;
1.37      sakharuk  878:     $result =~ s/&#177;/\$\\pm\$/g;
                    879:     $result =~ s/&plusmn;/\$\\pm\$/g;
                    880:     $result =~ s/&#178;/\$^2\$/g;
                    881:     $result =~ s/&sup2;/\$^2\$/g;
                    882:     $result =~ s/&#179;/\$^3\$/g;
                    883:     $result =~ s/&sup3;/\$^3\$/g;
                    884: #    $result =~ s/&#180;//g;
                    885: #    $result =~ s/&acute;//g;
                    886:     $result =~ s/&#181;/\$\\mu\$/g;
                    887:     $result =~ s/&micro;/\$\\mu\$/g;
                    888:     $result =~ s/&#182;/\\P/g;
                    889:     $result =~ s/&para;/\\P/g;
                    890:     $result =~ s/&#183;/\$\\cdot\$/g;
                    891:     $result =~ s/&middot;/\$\\cdot\$/g;
                    892: #    $result =~ s/&#184;//g;
                    893: #    $result =~ s/&cedil;//g;
                    894:     $result =~ s/&#185;/\$^1\$/g;
                    895:     $result =~ s/&sup1;/\$^1\$/g;
                    896: #    $result =~ s/&#186;//g;
                    897: #    $result =~ s/&ordm;//g;
                    898: #    $result =~ s/&#187;//g;
                    899: #    $result =~ s/&raquo;//g;
                    900: #    $result =~ s/&#188;//g;
                    901: #    $result =~ s/&frac14;//g;
                    902: #    $result =~ s/&#189;//g;
                    903: #    $result =~ s/&frac12;//g;
                    904: #    $result =~ s/&#190;//g;
                    905: #    $result =~ s/&frac34;//g;
1.76      sakharuk  906:     $result =~ s/&#191;/?`/g;   
                    907:     $result =~ s/&iquest;/?`/g;      #`
                    908:     $result =~ s/&#192;/\\`{A}/g; 
                    909:     $result =~ s/&Agrave;/\\`{A}/g;  #` 
1.37      sakharuk  910:     $result =~ s/&#193;/\\'{A}/g; 
1.76      sakharuk  911:     $result =~ s/&Aacute;/\\'{A}/g;  #'
1.37      sakharuk  912:     $result =~ s/&#194;/\\^{A}/g;
                    913:     $result =~ s/&Acirc;/\\^{A}/g;
                    914:     $result =~ s/&#195;/\\~{A}/g;
                    915:     $result =~ s/&Atilde;/\\~{A}/g;
                    916:     $result =~ s/&#196;/\\"{A}/g; 
1.76      sakharuk  917:     $result =~ s/&Auml;/\\"{A}/g;    #"
1.37      sakharuk  918:     $result =~ s/&#197;/{\\AA}/g;
                    919:     $result =~ s/&Aring;/{\\AA}/g;
                    920:     $result =~ s/&#198;/{\\AE}/g;
                    921:     $result =~ s/&AElig;/{\\AE}/g;
                    922: #    $result =~ s/&#199;//g;
                    923: #    $result =~ s/&Ccedil;//g;
1.76      sakharuk  924:     $result =~ s/&#200;/\\`{E}/g;  
                    925:     $result =~ s/&Egrave;/\\`{E}/g;  #`
                    926:     $result =~ s/&#201;/\\'{E}/g;    #'
                    927:     $result =~ s/&Eacute;/\\'{E}/g;  #'
1.37      sakharuk  928:     $result =~ s/&#202;/\\^{E}/g;
                    929:     $result =~ s/&Ecirc;/\\^{E}/g;
                    930:     $result =~ s/&#203;/\\`{E}/g;
1.76      sakharuk  931:     $result =~ s/&Euml;/\\`{E}/g;    #`
1.37      sakharuk  932:     $result =~ s/&#204;/\\`{I}/g;
1.76      sakharuk  933:     $result =~ s/&Igrave;/\\`{I}/g;  #`
                    934:     $result =~ s/&#205;/\\'{I}/g;    
                    935:     $result =~ s/&Iacute;/\\'{I}/g;  #'
1.37      sakharuk  936:     $result =~ s/&#206;/\\^{I}/g;
                    937:     $result =~ s/&Icirc;/\\^{I}/g;
1.76      sakharuk  938:     $result =~ s/&#207;/\\"{I}/g;    
                    939:     $result =~ s/&Iuml;/\\"{I}/g;    #"
1.37      sakharuk  940: #    $result =~ s/&#208;//g;
                    941: #    $result =~ s/&ETH;//g;
                    942:     $result =~ s/&#209;/\\~{N}/g;
                    943:     $result =~ s/&Ntilde;/\\~{N}/g;
                    944:     $result =~ s/&#210;/\\`{O}/g;
1.76      sakharuk  945:     $result =~ s/&Ograve;/\\`{O}/g;  #`
1.37      sakharuk  946:     $result =~ s/&#211;/\\'{O}/g;
1.76      sakharuk  947:     $result =~ s/&Oacute;/\\'{O}/g;  #'
1.37      sakharuk  948:     $result =~ s/&#212;/\\^{O}/g;
                    949:     $result =~ s/&Ocirc;/\\^{O}/g;
                    950:     $result =~ s/&#213;/\\~{O}/g;
                    951:     $result =~ s/&Otilde;/\\~{O}/g;
1.76      sakharuk  952:     $result =~ s/&#214;/\\"{O}/g;    
                    953:     $result =~ s/&Ouml;/\\"{O}/g;    #"
1.37      sakharuk  954:     $result =~ s/&#215;/\$\\times\$/g;
                    955:     $result =~ s/&times;/\$\\times\$/g;
                    956:     $result =~ s/&#216;/{\\O}/g;
                    957:     $result =~ s/&Oslash;/{\\O}/g;
1.76      sakharuk  958:     $result =~ s/&#217;/\\`{U}/g;    
                    959:     $result =~ s/&Ugrave;/\\`{U}/g;  #`
                    960:     $result =~ s/&#218;/\\'{U}/g;    #'
                    961:     $result =~ s/&Uacute;/\\'{U}/g;  #'
1.37      sakharuk  962:     $result =~ s/&#219;/\\^{U}/g;
                    963:     $result =~ s/&Ucirc;/\\^{U}/g;
1.76      sakharuk  964:     $result =~ s/&#220;/\\"{U}/g;    #"
                    965:     $result =~ s/&Uuml;/\\"{U}/g;    #"
1.37      sakharuk  966:     $result =~ s/&#221;/\\'{Y}/g;
1.76      sakharuk  967:     $result =~ s/&Yacute;/\\'{Y}/g;  #'
1.37      sakharuk  968: #    $result =~ s/&#222;//g;
                    969: #    $result =~ s/&THORN;//g;
                    970: #    $result =~ s/&#223;//g;
                    971: #    $result =~ s/&szlig;//g;
                    972:     $result =~ s/&#224;/\\`{a}/g;
1.76      sakharuk  973:     $result =~ s/&agrave;/\\`{a}/g;  #`
1.37      sakharuk  974:     $result =~ s/&#225;/\\'{a}/g;
1.76      sakharuk  975:     $result =~ s/&aacute;/\\'{a}/g;  #'
1.37      sakharuk  976:     $result =~ s/&#226;/\\^{a}/g;
                    977:     $result =~ s/&acirc;/\\^{a}/g;
                    978:     $result =~ s/&#227;/\\~{a}/g;
                    979:     $result =~ s/&atilde;/\\~{a}/g;
                    980:     $result =~ s/&#228;/\\"{a}/g;
1.76      sakharuk  981:     $result =~ s/&auml;/\\"{a}/g;    #"
1.37      sakharuk  982:     $result =~ s/&#229;/{\\aa}/g;
                    983:     $result =~ s/&aring;/{\\aa}/g;
                    984:     $result =~ s/&#230;/{\\ae}/g;
                    985:     $result =~ s/&aelig;/{\\ae}/g;
                    986: #    $result =~ s/&#231;//g;
                    987: #    $result =~ s/&ccedil;//g;
                    988:     $result =~ s/&#232;/\\`{e}/g;
1.76      sakharuk  989:     $result =~ s/&egrave;/\\`{e}/g;  #`
1.37      sakharuk  990:     $result =~ s/&#233;/\\'{e}/g;
1.76      sakharuk  991:     $result =~ s/&eacute;/\\'{e}/g;  #'
1.37      sakharuk  992:     $result =~ s/&#234;/\\^{e}/g;
                    993:     $result =~ s/&ecirc;/\\^{e}/g;
                    994:     $result =~ s/&#235;/\\"{e}/g;
1.76      sakharuk  995:     $result =~ s/&euml;/\\"{e}/g;    #"
1.37      sakharuk  996:     $result =~ s/&#236;/\\`{i}/g;
1.76      sakharuk  997:     $result =~ s/&igrave;/\\`{i}/g;  #`
1.37      sakharuk  998:     $result =~ s/&#237;/\\'{i}/g;
1.76      sakharuk  999:     $result =~ s/&iacute;/\\'{i}/g;  #'
1.37      sakharuk 1000:     $result =~ s/&#238;/\\^{i}/g;
                   1001:     $result =~ s/&icirc;/\\^{i}/g;
                   1002:     $result =~ s/&#239;/\\"{i}/g;
1.76      sakharuk 1003:     $result =~ s/&iuml;/\\"{i}/g;    #"
1.37      sakharuk 1004: #    $result =~ s/&#240;//g;
                   1005: #    $result =~ s/&eth;//g;
                   1006:     $result =~ s/&#241;/\\~{n}/g;
                   1007:     $result =~ s/&ntilde;/\\~{n}/g;
                   1008:     $result =~ s/&#242;/\\`{o}/g;
1.76      sakharuk 1009:     $result =~ s/&ograve;/\\`{o}/g;  #`
1.37      sakharuk 1010:     $result =~ s/&#243;/\\'{o}/g;
1.76      sakharuk 1011:     $result =~ s/&oacute;/\\'{o}/g;  #'
1.37      sakharuk 1012:     $result =~ s/&#244;/\\^{o}/g;
                   1013:     $result =~ s/&ocirc;/\\^{o}/g;
                   1014:     $result =~ s/&#245;/\\~{o}/g;
                   1015:     $result =~ s/&otilde;/\\~{o}/g;
                   1016:     $result =~ s/&#246;/\\"{o}/g;
1.76      sakharuk 1017:     $result =~ s/&ouml;/\\"{o}/g;    #"
1.37      sakharuk 1018:     $result =~ s/&#247;/\$\\div\$/g;
                   1019:     $result =~ s/&divide;/\$\\div\$/g;
                   1020:     $result =~ s/&#248;/{\\o}/g;
                   1021:     $result =~ s/&oslash;/{\\o}/g;
                   1022:     $result =~ s/&#249;/\\`{u}/g; 
1.76      sakharuk 1023:     $result =~ s/&ugrave;/\\`{u}/g;  #` 
1.37      sakharuk 1024:     $result =~ s/&#250;/\\'{u}/g;
1.76      sakharuk 1025:     $result =~ s/&uacute;/\\'{u}/g;  #'
1.37      sakharuk 1026:     $result =~ s/&#251;/\\^{u}/g;
                   1027:     $result =~ s/&ucirc;/\\^{u}/g;
                   1028:     $result =~ s/&#252;/\\"{u}/g;
1.76      sakharuk 1029:     $result =~ s/&uuml;/\\"{u}/g;    #"
1.37      sakharuk 1030:     $result =~ s/&#253;/\\'{y}/g;
1.76      sakharuk 1031:     $result =~ s/&yacute;/\\'{y}/g;  #'
1.37      sakharuk 1032: #    $result =~ s/&#254;//g;
                   1033: #    $result =~ s/&thorn;//g;
                   1034:     $result =~ s/&#255;/\\"{y}/g;
1.76      sakharuk 1035:     $result =~ s/&yuml;/\\"{y}/g;    #"
1.75      sakharuk 1036:     $result =~ s/&#952;/\$\\theta\$/g; #converts theta from html into tex
1.37      sakharuk 1037:     return $result;
                   1038: }
1.41      sakharuk 1039: 
                   1040: 
1.76      sakharuk 1041:     sub page_format {
                   1042: 	my ($papersize,$layout,$numberofcolumns) = @_; 
                   1043: 	my ($textwidth,$textheight,$oddoffset,$evenoffset) = (0,0,0,0);
                   1044: 	if ($papersize=~/Letter/) {
                   1045: 	    if ($layout eq 'CAPA') {
                   1046: 		if ($numberofcolumns == 1) {
                   1047: 		    $textwidth = '18 cm';
                   1048: 		    $textheight = '25.9 cm';
                   1049: 		    $oddoffset = '-0.57 in';
                   1050: 		    $evenoffset = '-0.57 in';
                   1051: 		} elsif ($numberofcolumns == 2) {
1.81      sakharuk 1052: 		    $textwidth = '93 mm';
1.76      sakharuk 1053: 		    $textheight = '25.9 cm';
                   1054: 		    $oddoffset = '-0.57 in';
                   1055: 		    $evenoffset = '-0.57 in';
                   1056: 		}
                   1057: 	    } elsif ($layout eq 'CBI') {
                   1058: 		if ($numberofcolumns eq '1') {
                   1059: 		    $textwidth = '8.8 in';
                   1060: 		    $textheight = '6.8 in';
                   1061: 		    $oddoffset = '-40 pt';
                   1062: 		    $evenoffset = '-60 pt';
                   1063: 		} elsif ($numberofcolumns == 2) {
                   1064: 		    $textwidth = '4.2 in';
                   1065: 		    $textheight = '6.8 in';
                   1066: 		    $oddoffset = '-40 pt';
                   1067: 		    $evenoffset = '-60 pt';
                   1068: 		}
                   1069: 	    }
                   1070: #    } elsif($papersize=~/Legal/) {
                   1071: #    } elsif($papersize=~/Ledger/) {
                   1072: #    } elsif($papersize=~/Executive/) {
                   1073:     } elsif($papersize=~/A4/) {
                   1074: 	    if ($layout eq 'CAPA') {
                   1075: 		if ($numberofcolumns == 1) {
                   1076: 		    $textwidth = '18 cm';
                   1077: 		    $textheight = '28 cm';
                   1078: 		    $oddoffset = '-0.57 in';
                   1079: 		    $evenoffset = '-0.57 in';
                   1080: 		} elsif ($numberofcolumns == 2) {
1.81      sakharuk 1081: 		    $textwidth = '96 mm';
1.76      sakharuk 1082: 		    $textheight = '2 cm';
                   1083: 		    $oddoffset = '-0.57 in';
                   1084: 		    $evenoffset = '-0.57 in';
                   1085: 		}
                   1086: 	    } elsif ($layout eq 'CBI') {
                   1087: 		if ($numberofcolumns eq '1') {
                   1088: 		    $textwidth = '8.5 in';
                   1089: 		    $textheight = '7.7 in';
                   1090: 		    $oddoffset = '-40 pt';
                   1091: 		    $evenoffset = '-60 pt';
                   1092: 		} elsif ($numberofcolumns == 2) {
                   1093: 		    $textwidth = '3.9 in';
                   1094: 		    $textheight = '7.7 in';
                   1095: 		    $oddoffset = '-40 pt';
                   1096: 		    $evenoffset = '-60 pt';
                   1097: 		}
                   1098: 	    }
                   1099: #    } elsif($papersize=~/A3/) {
                   1100: #    } elsif($papersize=~/A2/) {
                   1101: #    } elsif($papersize=~/A5/) {
                   1102: #    } elsif($papersize=~/A6/) {
                   1103: 	}
                   1104: 	return $textwidth,$textheight,$oddoffset,$evenoffset;
                   1105:     }
                   1106: 
                   1107: 
                   1108: sub page_format_transformation {
1.83      sakharuk 1109: 	my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment) = @_; 
1.76      sakharuk 1110: 	my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
                   1111: 	my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
                   1112: 	if ($layout eq 'CBI') {
                   1113: 	    $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm} \\begin{document}\\setcounter{page}{1}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$ENV{'environment.firstname'} $ENV{'environment.lastname'}}} \\hfill  $courseidinfo} \\vskip 5 mm /;
                   1114: 	} elsif ($layout eq 'CAPA') {
                   1115:  	    if ($choice ne 'All class print') { 
1.84      sakharuk 1116: 		$text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\setlength{\\topmargin}{1cm}\\setlength{\\headheight}{1cm}\\setlength{\\headsep}{0.5cm}\\markboth{}{\\textbf{$ENV{'environment.firstname'} $ENV{'environment.lastname'}} $courseidinfo  - $assignment}\\pagestyle{myheadings}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}/;
1.76      sakharuk 1117: 	    } else {
1.78      sakharuk 1118: 		$text =~ s/\\begin{document}/\\setlength{\\textheight}{$textheight}\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}\\setlength{\\textwidth}{$textwidth}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;
1.76      sakharuk 1119: 	    }
                   1120: 	}
                   1121: 	return $text;
                   1122: }
1.68      sakharuk 1123: 
                   1124: 
1.33      sakharuk 1125: sub page_cleanup {
                   1126:     my $result = shift;	
1.65      sakharuk 1127:  
                   1128:     $result =~ m/\\end{document}(\d*)$/;
1.34      sakharuk 1129:     my $number_of_columns = $1;
1.33      sakharuk 1130:     my $insert = '{';
1.34      sakharuk 1131:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33      sakharuk 1132:     $insert .= '}';
1.65      sakharuk 1133:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34      sakharuk 1134:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
                   1135:     return $result,$number_of_columns;
1.7       sakharuk 1136: }
1.5       sakharuk 1137: 
1.3       sakharuk 1138: 
1.60      sakharuk 1139: sub details_for_menu {
                   1140: 
                   1141:     my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
                   1142:     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
1.63      albertel 1143:     my ($map,$id,$resource)=split(/___/,$symbolic);
                   1144:     my $name_of_sequence = $hash{'title_'.$hash{'ids_/res/'.$map}};
                   1145:     if ($name_of_sequence =~ /^\s*$/) {
                   1146:       $map =~ m|([^/]+)$|;
                   1147:       $name_of_sequence = $1;
                   1148:     }
1.62      sakharuk 1149:     my $name_of_map = $hash{'title_'.$hash{'ids_/res/'.$ENV{'request.course.uri'}}};
1.63      albertel 1150:     if ($name_of_map =~ /^\s*$/) {
                   1151:       $ENV{'request.course.uri'} =~ m|([^/]+)$|;
                   1152:       $name_of_map = $1;
1.83      sakharuk 1153:     }  
1.63      albertel 1154:     return ($name_of_resourse,$name_of_sequence,$name_of_map);
1.60      sakharuk 1155: 
1.76      sakharuk 1156: }
                   1157: 
                   1158: 
                   1159: sub latex_corrections {
                   1160: 
                   1161:     my ($number_of_columns,$result) = @_;
                   1162: 
1.77      sakharuk 1163:     $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1.76      sakharuk 1164:     $result =~ s/\$number_of_columns/$number_of_columns/g;
1.81      sakharuk 1165:     $result =~ s/(\\end{document})/\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;
1.76      sakharuk 1166:     $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
                   1167:     $result =~ s/(\\end{longtable}\s*)\\newline/$1/g;
                   1168: #-- LaTeX corrections     
                   1169:     my $first_comment = index($result,'<!--',0);
                   1170:     while ($first_comment != -1) {
                   1171: 	my $end_comment = index($result,'-->',$first_comment);
                   1172: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
                   1173: 	$first_comment = index($result,'<!--',$first_comment);
                   1174:     }
                   1175:     $result =~ s/^\s+$//gm; #remove empty lines
                   1176:     $result =~ s/(\s)+/$1/g; #removes more than one empty space
                   1177:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
                   1178:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
                   1179:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
                   1180: 	$result =~ s/\\\\\s+\[/ \[/g;
                   1181:     $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
                   1182:     #conversion of html characters to LaTeX equivalents
                   1183:     if ($result =~ m/&(\w+|#\d+);/) {
                   1184: 	$result = &character_chart($result);
                   1185:     }
                   1186:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
                   1187:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
                   1188: 
                   1189:     return $result;
1.60      sakharuk 1190: }
                   1191: 
1.3       sakharuk 1192: 
                   1193: sub handler {
                   1194: 
                   1195:     my $r = shift;
1.67      www      1196: 
                   1197:     my $loaderror=&Apache::lonnet::overloaderror($r);
                   1198:     if ($loaderror) { return $loaderror; }
                   1199:     $loaderror=
                   1200:        &Apache::lonnet::overloaderror($r,
                   1201:          $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
                   1202:     if ($loaderror) { return $loaderror; }
                   1203: 
1.3       sakharuk 1204:     $r->content_type('text/html');
                   1205:     $r->send_http_header;
1.59      sakharuk 1206:     $r->print(&Apache::loncommon::bodytag("Printing"));
1.3       sakharuk 1207: 
1.60      sakharuk 1208:     if ($ENV{'request.course.id'}) {
                   1209: 	my $fn=$ENV{'request.course.fn'};
                   1210: 	tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
                   1211:     }
                   1212: 
1.3       sakharuk 1213: #-- start form
                   1214:     &headerform($r);
                   1215: #-- menu for output
1.16      sakharuk 1216:     unless  ($ENV{'form.phase'}) {
1.3       sakharuk 1217: 	&menu_for_output($r);
                   1218:     }
1.52      sakharuk 1219: #-- additional menu for class printing
                   1220:      if ($ENV{'form.phase'} eq 'two') {
                   1221: 	 if($ENV{'form.choice'} eq 'All class print') {
                   1222: 	     &additional_class_menu($r);
1.58      sakharuk 1223: 	 } elsif($ENV{'form.choice'} eq 'Subdirectory print') {
                   1224: 	     &problem_choice_menu($r);
1.52      sakharuk 1225: 	 } else {
                   1226: 	     $ENV{'form.phase'} = 'three';
                   1227: 	 }
                   1228:      }
                   1229: #-- additional menu for page layout (one column case)
                   1230:     if ($ENV{'form.phase'} eq 'three') {
                   1231: 	if($ENV{'form.numberofcolumns'} == 1) {
                   1232: 	    &additional_print_menu($r);
                   1233: 	} else {
                   1234: 	    $ENV{'form.phase'} = 'four';
                   1235: 	}
                   1236:     }
1.3       sakharuk 1237: #-- core part 
1.52      sakharuk 1238:     if ($ENV{'form.phase'} eq 'four') {
1.3       sakharuk 1239: 	&output_data($r);
1.60      sakharuk 1240:     }	
                   1241:     untie %hash;
1.2       sakharuk 1242:     return OK;
1.60      sakharuk 1243:    
                   1244: } 
1.2       sakharuk 1245: 
1.1       www      1246: 
                   1247: 1;
                   1248: __END__
1.6       sakharuk 1249: 

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