Annotation of loncom/interface/lonprintout.pm, revision 1.73

1.1       www         1: # The LearningOnline Network
                      2: # Printout
                      3: #
1.72      sakharuk    4: # $Id: lonprintout.pm,v 1.71 2002/09/19 18:33:20 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 />
1.71      sakharuk   96: <input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence">  All problems plus any pages or html/xml files from <b>$title_for_sequence</b><br />
1.28      sakharuk   97: ENDMENUOUT2
1.44      sakharuk   98:     }
1.52      sakharuk   99:     if ($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'}">
1.73    ! sakharuk  319: Define one column layout parameters: <br />
1.57      sakharuk  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 = '';
1.71      sakharuk  348:     my $number_of_columns = 1; #used only for pages to determine the width of the cell
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);
                    366:       }
                    367:     } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or 
                    368:              $choice eq 'Standard LaTeX output for whole primary sequence') {
1.36      sakharuk  369:       #-- minimal sequence to which the current document belongs
                    370:         #-- where is the primary sequence containing file?
1.18      sakharuk  371: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
1.59      sakharuk  372: 	$symbolic =~ m/([^_]+)_/;
1.73    ! sakharuk  373: 	my $primary_sequence = '/res/'.$1;   
        !           374:  	$symbolic =~ m/^([^_]+__)/;
        !           375: 	my @master_seq = &coming_from_hash($primary_sequence,$1);
1.36      sakharuk  376:         #-- produce an output string
1.71      sakharuk  377: 	my $flag_latex_header_remove = 'NO';
                    378: 	my $flag_page_in_sequence = 'NO';
1.18      sakharuk  379: 	for (my $i=0;$i<=$#master_seq;$i++) {
1.68      sakharuk  380:             my ($urlp,$symb) = split /&&/, $master_seq[$i];		
1.20      sakharuk  381: 	    if ($choice eq 'Standard LaTeX output for the primary sequence') {
1.72      sakharuk  382:             #prints only problems
1.59      sakharuk  383: 		$selectionmade = 2;
1.61      sakharuk  384:  		if ($urlp =~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.20      sakharuk  385: 		    my %moreenv;
                    386: 		    $moreenv{'form.grade_target'}='tex';
                    387: 		    &Apache::lonnet::appenv(%moreenv);
1.68      sakharuk  388: 		    my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
1.20      sakharuk  389: 		    &Apache::lonnet::delenv('form.grade_target');
1.71      sakharuk  390: 		    if ($flag_latex_header_remove ne 'NO') {
                    391: 			$texversion = &latex_header_footer_remove($texversion);
                    392: 		    } else {
                    393: 			$texversion =~ s/\\end{document}//;
                    394: 		    }
1.20      sakharuk  395: 		    $result .= $texversion;        
1.71      sakharuk  396: 		    $flag_latex_header_remove = 'YES';
1.20      sakharuk  397: 		}
1.53      albertel  398: 	    } elsif ($urlp =~ /\S+/) {
1.72      sakharuk  399:               #prints problems, pages and any html/xml files
1.59      sakharuk  400: 		$selectionmade = 3;
1.36      sakharuk  401: 		my %moreenv;
1.18      sakharuk  402: 		$moreenv{'form.grade_target'}='tex';
                    403: 		&Apache::lonnet::appenv(%moreenv);
1.69      sakharuk  404: 		my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
1.18      sakharuk  405: 		&Apache::lonnet::delenv('form.grade_target');
1.71      sakharuk  406: 		if ($urlp =~ m/\.page/) {
                    407: 		    ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
                    408: 		    if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
                    409: 		    $texversion =~ s/\\end{document}\d*/\\end{document}/;
                    410: 		    $flag_page_in_sequence = 'YES';
                    411: 		} 
                    412: 		if ($flag_latex_header_remove ne 'NO') {
                    413: 		    $texversion = &latex_header_footer_remove($texversion);
                    414: 		} else {
                    415: 		    $texversion =~ s/\\end{document}//;
                    416: 		}
                    417: 		$result .= $texversion;         
                    418: 		$flag_latex_header_remove = 'YES';   
1.16      sakharuk  419: 	    }
1.71      sakharuk  420: 	}		
                    421: 	if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}	
                    422: 	$result .= '\end{document}';
1.13      sakharuk  423:     }  elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
1.47      sakharuk  424:         # where is the main sequence of the course?
1.59      sakharuk  425: 	$selectionmade = 4;
1.13      sakharuk  426: 	my $main_seq = '/res/'.$ENV{'request.course.uri'};
1.73    ! sakharuk  427: 	my @file_seq = &coming_from_hash($main_seq); 
1.72      sakharuk  428: 	my $flag_latex_header_remove = 'NO';
1.52      sakharuk  429:         #-- produce an output string
1.49      sakharuk  430: 	for (my $i=0;$i<=$#file_seq;$i++) {
1.69      sakharuk  431:             my ($urlp,$symb) = split /&&/, $file_seq[$i];
1.49      sakharuk  432: 	    $urlp=~s/\/home\/httpd\/html//;	    
                    433:             if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
                    434: 		my %moreenv;
                    435: 		$moreenv{'form.grade_target'}='tex';
                    436: 		&Apache::lonnet::appenv(%moreenv);
                    437: 		my $texversion=&Apache::lonnet::ssi($urlp);
1.72      sakharuk  438: 		&Apache::lonnet::delenv('form.grade_target');		    
                    439: 		if ($flag_latex_header_remove ne 'NO') {
                    440: 		    $texversion = &latex_header_footer_remove($texversion);
                    441: 		} else {
                    442: 		    $texversion =~ s/\\end{document}//;
                    443: 		}
1.49      sakharuk  444: 		$result .= $texversion;        
1.72      sakharuk  445: 	    }		
                    446: 	    $flag_latex_header_remove = 'YES';  
1.49      sakharuk  447: 	}	    
1.72      sakharuk  448: 	$result .= '\end{document}';
1.52      sakharuk  449:     } elsif ($choice eq 'All class print') { 
1.54      sakharuk  450:     #-- prints assignments for whole class or for selected students  
1.59      sakharuk  451: 	$selectionmade = 5;
1.73    ! sakharuk  452:         my @students = ();
1.54      sakharuk  453: 	for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
                    454: 	    if ($ENV{'form.whomtoprint'.$i}=~/:/) {
                    455: 		push @students,$ENV{'form.whomtoprint'.$i};
                    456: 	    }
                    457: 	}
                    458: 	#where is the primary sequence containing current resource (the same for all students)?
                    459: 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
                    460: 	$symbolic =~ m/([^_]+)_/;
1.73    ! sakharuk  461: 	my $primary_sequence = '/res/'.$1; 	
        !           462: 	$symbolic =~ m/^([^_]+__)/;
        !           463: 	my @master_seq = &coming_from_hash($primary_sequence,$1); 
1.72      sakharuk  464:         #loop over students
                    465: 	my $flag_latex_header_remove = 'NO';  
1.54      sakharuk  466: 	foreach my $person (@students) {
                    467: 	    my $current_output = ''; 
1.57      sakharuk  468: 	    my ($usersection,$username,$userdomain) = split /:/,$person;
1.54      sakharuk  469: 	    my $fullname = &Apache::grades::get_fullname($username,$userdomain);
1.72      sakharuk  470:             #goes through all resources, checks if they are available for current student, and produces output   
1.69      sakharuk  471: 	    foreach my $curresline (@master_seq)  {
                    472: 		my ($curres,$symb) = split /&&/, $curresline;
1.73    ! sakharuk  473:                 if ($curres=~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
1.54      sakharuk  474: 		    my ($map,$id,$res_url) = split(/___/,$symb);
                    475: 		    if (&Apache::lonnet::allowed('bre',$res_url)) {
                    476: 			my $rendered = &Apache::loncommon::get_student_view($symb,$username,$userdomain,
                    477:                                                                         $ENV{'request.course.id'},'tex');
1.73    ! sakharuk  478: 			if ($flag_latex_header_remove eq 'YES') {
1.72      sakharuk  479: 			    $rendered = &latex_header_footer_remove($rendered);
                    480: 			} else {
                    481: 			    $rendered =~ s/\\end{document}//;
                    482: 			}
1.54      sakharuk  483: 			$current_output .= $rendered;
                    484: 		    }
1.73    ! sakharuk  485: 		    $flag_latex_header_remove = 'YES';
1.54      sakharuk  486: 		}
1.72      sakharuk  487: 	    }
                    488: 	    if ($current_output=~/\\documentclass/) {
                    489: 		$current_output =~ s/\\begin{document}/\\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$fullname}}\\hskip 1\.4in } \\vskip 5 mm /;
                    490: 	    } else {
                    491: 		$current_output = '\\vskip 3mm\noindent\parbox{\minipagewidth}{\noindent\fbox{\textbf{'.$fullname.'}}\hskip 1.4in } \vskip 5 mm '.$current_output;
1.54      sakharuk  492: 	    }
                    493: 	    $result .= $current_output;
                    494: 	}
1.72      sakharuk  495: 	$result .= '\end{document}'; 
1.31      sakharuk  496:     } elsif ($choice eq 'Subdirectory print') {      
1.58      sakharuk  497:     #prints selected problems from the subdirectory 
1.59      sakharuk  498: 	$selectionmade = 6;
1.58      sakharuk  499:         my @list_of_files = ();
                    500: 	for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
                    501: 	    if ($ENV{'form.whattoprint'.$i}=~/^\//) {
                    502: 		push @list_of_files,$ENV{'form.whattoprint'.$i};
1.28      sakharuk  503: 	    }
1.72      sakharuk  504: 	}	
                    505: 	my $flag_latex_header_remove = 'NO';  
1.31      sakharuk  506: 	for (my $i=0;$i<=$#list_of_files;$i++) {
1.58      sakharuk  507: 	    my $urlp = $list_of_files[$i];
                    508: 	    if ($urlp=~/\//) {
                    509: 		my %moreenv;
                    510: 		$moreenv{'form.grade_target'}='tex';
                    511: 		&Apache::lonnet::appenv(%moreenv);
                    512: 		if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) { 
                    513: 		    $urlp =~ s/\/home\/([^\/]*)\/public_html/\/~$1/; 
                    514: 		}
                    515: 		my $texversion=&Apache::lonnet::ssi($urlp);
                    516: 		&Apache::lonnet::delenv('form.grade_target');
                    517: 		$texversion =~ s/(\\begin{document})/$1 {\\tiny\\begin{verbatim}$urlp\\end{verbatim}}/;
1.72      sakharuk  518: 		if ($flag_latex_header_remove ne 'NO') {
                    519: 		    $texversion = &latex_header_footer_remove($texversion);
                    520: 		} else {
                    521: 		    $texversion =~ s/\\end{document}//;
                    522: 		}
1.58      sakharuk  523: 		$result .= $texversion;
1.72      sakharuk  524: 	    }
                    525: 	    $flag_latex_header_remove = 'YES';  
1.31      sakharuk  526: 	}
1.72      sakharuk  527: 	$result .= '\end{document}';      	
1.7       sakharuk  528:     }
1.16      sakharuk  529: #-- corrections for the different page formats
1.36      sakharuk  530:     if ($layout eq 'CBI' and $numberofcolumns eq '1') {
1.59      sakharuk  531: 	$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}/;
                    532: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
                    533:         $laystyle = 'album';
1.36      sakharuk  534:     } elsif ($layout eq 'CBI' and $numberofcolumns eq '2') {
1.16      sakharuk  535: 	$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  536: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
1.16      sakharuk  537:         $laystyle = 'album';
                    538:     } elsif ($layout eq 'CAPA') {
                    539:         my $courseidinfo = $ENV{'request.role'};
                    540:         $_ = $courseidinfo;
                    541:         m/.*\/(.*)/;
                    542:         $courseidinfo = $ENV{'course.physnet_'.$1.'.description'};
1.34      sakharuk  543: 	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass{article}/;
1.56      sakharuk  544: 	if ($choice ne 'All class print') { 
                    545: 	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$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 /;
                    546:         } else {	
                    547: 	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;
                    548: 	}
1.27      sakharuk  549: 	$result =~ s/\\includegraphics{/\\includegraphics\[width=9\.0 cm\]{/g;
1.37      sakharuk  550: #	$result =~ s/\\includegraphics{/\\includegraphics\[width=\\textwidth\]{/g;
                    551: #	$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  552: 	$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  553: #        $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[9\.0cm\]\[b\]{\\hrulefill})/$2$1/g;
                    554:         $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
1.34      sakharuk  555:         $result =~ s/(\\end{longtable}\s*)\\newline/$1/g;
1.37      sakharuk  556: 	$result =~ s/\$number_of_columns/$number_of_columns/g;
1.16      sakharuk  557:     }
1.52      sakharuk  558:     #changes page's parameters for the one column output 
                    559:     if ($ENV{'form.numberofcolumns'} == 1) {
                    560: 	$result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
1.59      sakharuk  561: 	$result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
                    562: 	$result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
                    563: 	$result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
1.52      sakharuk  564:     }
1.23      sakharuk  565: #-- LaTeX corrections     
                    566:     my $first_comment = index($result,'<!--',0);
                    567:     while ($first_comment != -1) {
                    568: 	my $end_comment = index($result,'-->',$first_comment);
                    569: 	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
                    570: 	$first_comment = index($result,'<!--',$first_comment);
                    571:     }
1.17      sakharuk  572:     $result =~ s/^\s+$//gm; #remove empty lines
1.20      sakharuk  573:     $result =~ s/(\s)+/$1/g; #removes more than one empty space
1.23      sakharuk  574:     $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
1.24      sakharuk  575:     $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
1.23      sakharuk  576:     $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1.24      sakharuk  577: 	$result =~ s/\\\\\s+\[/ \[/g;
                    578:     $result =~ s/&#952;/\$\\theta\$/g; #converts theta from html into tex
1.41      sakharuk  579:     $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
1.37      sakharuk  580:     #conversion of html characters to LaTeX equivalents
                    581:     if ($result =~ m/&(\w+|#\d+);/) {
                    582: 	$result = &character_chart($result);
                    583:     }
1.42      sakharuk  584:     $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
                    585:     $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
1.7       sakharuk  586: #-- writing .tex file in prtspool 
1.16      sakharuk  587:     my $temp_file;
1.33      sakharuk  588:     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
1.16      sakharuk  589:     unless ($temp_file = Apache::File->new('>'.$filename)) {
                    590: 	$r->log_error("Couldn't open $filename for output $!");
                    591: 	return SERVER_ERROR; 
                    592:     } 
                    593:     print $temp_file $result;
1.3       sakharuk  594: $r->print(<<FINALEND);
1.59      sakharuk  595: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1.3       sakharuk  596: </body>
                    597: </html>
                    598: FINALEND
                    599: }
1.61      sakharuk  600: 
                    601: 
1.73    ! sakharuk  602: sub coming_from_hash_whole {
        !           603: 
        !           604:     my $mainsequence = shift;
        !           605:     my @resourcelist = ();
        !           606:     my $mapid = $hash{'map_pc_'.$mainsequence};
        !           607:     my $mapstart = $hash{'map_start_'.$mainsequence};
        !           608:     my $mapfinish = $hash{'map_finish_'.$mainsequence};
        !           609:     my $current_resource = $mapstart;
        !           610:     while ($current_resource ne $mapfinish) {
        !           611: 	if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
        !           612: 
        !           613: 	} else {
        !           614: 
        !           615: 	}
        !           616:     }
        !           617: 
        !           618: 
        !           619:     push @resourcelist,$mapid,$mapstart,$mapfinish;
        !           620:     return @resourcelist;
        !           621: }
        !           622: 
        !           623: 
1.61      sakharuk  624: sub coming_from_hash {
                    625: 
1.73    ! sakharuk  626:     my ($mainsequence,$symb) = @_;
1.61      sakharuk  627:     my @resourcelist = ();
1.68      sakharuk  628:     my $mapid = $hash{'map_pc_'.$mainsequence};
1.61      sakharuk  629:     my $mapstart = $hash{'map_start_'.$mainsequence};
                    630:     my $mapfinish = $hash{'map_finish_'.$mainsequence};
1.70      albertel  631:     my ($presymb) = split(/___/,$symb);
                    632:     $presymb = $presymb.'___';
1.61      sakharuk  633:     my $current_resource = $mapstart;
                    634:     while ($current_resource ne $mapfinish) {
                    635: 	if (not $hash{'src_'.$current_resource}=~/\.sequence$/) {
1.68      sakharuk  636: 	    my $rid = $hash{'ids_'.$hash{'src_'.$current_resource}};
                    637:             if ($rid=~/,/) {
                    638: 		my @rid = split /,/, $rid;
                    639: 		foreach my $rid_element (@rid) {
                    640: 		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
                    641: 			$rid = $1; 
                    642: 			last;
                    643: 		    }
                    644: 		}
                    645: 	    } else {
                    646: 		$rid =~ m/^$mapid\.(\d*)/;
                    647:                 $rid = $1;  
                    648: 	    }
                    649: 	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
                    650: 	    $symb = $presymb.$rid.'___'.$1;
                    651: 	    push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$symb;
1.61      sakharuk  652: 	} else {
                    653: 	    push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
                    654: 	}
                    655: 	$current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
                    656:     }
1.68      sakharuk  657:     #needs if final resource in the map (type="finish") contains something
1.65      sakharuk  658:     if (not $hash{'src_'.$current_resource}=~/\.sequence$/) {
1.68      sakharuk  659: 		    my $rid = $hash{'ids_'.$hash{'src_'.$current_resource}};
                    660:             if ($rid=~/,/) {
                    661: 		my @rid = split /,/, $rid;
                    662: 		foreach my $rid_element (@rid) {
                    663: 		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
                    664: 			$rid = $1; 
                    665: 			last;
                    666: 		    }
                    667: 		}
                    668: 	    } else {
                    669: 		$rid =~ m/^$mapid\.(\d*)/;
                    670:                 $rid = $1;  
                    671: 	    }
                    672: 	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
                    673: 	    $symb = $presymb.$rid.'___'.$1;
                    674: 	push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$symb;
1.65      sakharuk  675:     } else {
                    676: 	push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
                    677:     }
1.61      sakharuk  678:     return @resourcelist;
                    679: }
                    680: 
1.2       sakharuk  681: 
1.71      sakharuk  682: sub latex_header_footer_remove {
                    683:     my $text = shift;
                    684:     $text =~ s/\\end{document}//;
                    685:     $text =~ s/\\documentclass([^&]*)\\begin{document}//;
                    686:     return $text;
                    687: }
                    688: 
                    689: 
1.37      sakharuk  690: sub character_chart {
                    691:     my $result = shift;	
1.41      sakharuk  692:     $result =~ s/&#0?0?7;//g;
1.40      sakharuk  693:     $result =~ s/&#0?0?9;//g;
                    694:     $result =~ s/&#0?10;//g;
                    695:     $result =~ s/&#0?13;//g;
                    696:     $result =~ s/&#0?32;/ /g;
                    697:     $result =~ s/&#0?33;/!/g;
                    698:     $result =~ s/&#0?34;/"/g;
1.39      sakharuk  699:     $result =~ s/&quot;/"/g; 
1.40      sakharuk  700:     $result =~ s/&#0?35;/\\#/g;
                    701: #    $result =~ s/&#0?36;/\\\$/g;
                    702:     $result =~ s/&#0?37;/\\%/g; 
                    703:     $result =~ s/&#0?38;/\\&/g; 
1.37      sakharuk  704:     $result =~ s/&amp;/\\&/g;
1.40      sakharuk  705:     $result =~ s/&#0?39;/'/g;
                    706:     $result =~ s/&#0?40;/(/g;
                    707:     $result =~ s/&#0?41;/)/g;
                    708:     $result =~ s/&#0?42;/\*/g;
                    709:     $result =~ s/&#0?43;/\+/g;
                    710:     $result =~ s/&#0?44;/,/g;
                    711:     $result =~ s/&#0?45;/-/g;
                    712:     $result =~ s/&#0?46;/\./g;
                    713:     $result =~ s/&#0?47;/\//g;
                    714:     $result =~ s/&#0?48;/0/g;
                    715:     $result =~ s/&#0?49;/1/g;
                    716:     $result =~ s/&#0?50;/2/g;
                    717:     $result =~ s/&#0?51;/3/g;
                    718:     $result =~ s/&#0?52;/4/g;
                    719:     $result =~ s/&#0?53;/5/g;
                    720:     $result =~ s/&#0?54;/6/g;
                    721:     $result =~ s/&#0?55;/7/g;
                    722:     $result =~ s/&#0?56;/8/g;
                    723:     $result =~ s/&#0?57;/9/g;
                    724:     $result =~ s/&#0?58;/:/g;
                    725:     $result =~ s/&#0?59;/;/g;
                    726:     $result =~ s/&#0?60;/\$<\$/g;
1.37      sakharuk  727:     $result =~ s/&lt;/\$<\$/g;
1.40      sakharuk  728:     $result =~ s/&#0?61;/\$=\$/g;
                    729:     $result =~ s/&#0?62;/\$>\$/g;
1.37      sakharuk  730:     $result =~ s/&gt;/\$>\$/g;
1.40      sakharuk  731:     $result =~ s/&#0?63;/?/g;
                    732: #    $result =~ s/&#0?64;//g;
                    733:     $result =~ s/&#0?65;/A/g;
                    734:     $result =~ s/&#0?66;/B/g;
                    735:     $result =~ s/&#0?67;/C/g;
                    736:     $result =~ s/&#0?68;/D/g;
                    737:     $result =~ s/&#0?69;/E/g;
                    738:     $result =~ s/&#0?70;/F/g;
                    739:     $result =~ s/&#0?71;/G/g;
                    740:     $result =~ s/&#0?72;/H/g;
                    741:     $result =~ s/&#0?73;/I/g;
                    742:     $result =~ s/&#0?74;/J/g;
                    743:     $result =~ s/&#0?75;/K/g;
                    744:     $result =~ s/&#0?76;/L/g;
                    745:     $result =~ s/&#0?77;/M/g;
                    746:     $result =~ s/&#0?78;/N/g;
                    747:     $result =~ s/&#0?79;/O/g;
                    748:     $result =~ s/&#0?80;/P/g;
                    749:     $result =~ s/&#0?81;/Q/g;
                    750:     $result =~ s/&#0?82;/R/g;
                    751:     $result =~ s/&#0?83;/S/g;
                    752:     $result =~ s/&#0?84;/T/g;
                    753:     $result =~ s/&#0?85;/U/g;
                    754:     $result =~ s/&#0?86;/V/g;
                    755:     $result =~ s/&#0?87;/W/g;
                    756:     $result =~ s/&#0?88;/X/g;
                    757:     $result =~ s/&#0?89;/Y/g;
                    758:     $result =~ s/&#0?90;/Z/g;
                    759:     $result =~ s/&#0?91;/[/g;
                    760:     $result =~ s/&#0?92;/\\/g;
                    761:     $result =~ s/&#0?93;/]/g;
                    762: #    $result =~ s/&#0?94;//g;
                    763: #    $result =~ s/&#0?95;//g;
                    764:     $result =~ s/&#0?96;/`/g;
                    765:     $result =~ s/&#0?97;/a/g;
                    766:     $result =~ s/&#0?98;/b/g;
                    767:     $result =~ s/&#0?99;/c/g;
1.37      sakharuk  768:     $result =~ s/&#100;/d/g;
                    769:     $result =~ s/&#101;/e/g;
                    770:     $result =~ s/&#102;/f/g;
                    771:     $result =~ s/&#103;/g/g;
                    772:     $result =~ s/&#104;/h/g;
                    773:     $result =~ s/&#105;/i/g;
                    774:     $result =~ s/&#106;/j/g;
                    775:     $result =~ s/&#107;/k/g;
                    776:     $result =~ s/&#108;/l/g;
                    777:     $result =~ s/&#109;/m/g;
                    778:     $result =~ s/&#110;/n/g;
                    779:     $result =~ s/&#111;/o/g;
                    780:     $result =~ s/&#112;/p/g;
                    781:     $result =~ s/&#113;/q/g;
                    782:     $result =~ s/&#114;/r/g;
                    783:     $result =~ s/&#115;/s/g;
                    784:     $result =~ s/&#116;/t/g;
                    785:     $result =~ s/&#117;/u/g;
                    786:     $result =~ s/&#118;/v/g;
                    787:     $result =~ s/&#119;/w/g;
                    788:     $result =~ s/&#120;/x/g;
                    789:     $result =~ s/&#121;/y/g;
                    790:     $result =~ s/&#122;/z/g;
                    791:     $result =~ s/&#123;/\\{/g;
                    792:     $result =~ s/&#124;/\|/g;
                    793:     $result =~ s/&#125;/\\}/g;
                    794:     $result =~ s/&#126;/\~/g;
                    795:     $result =~ s/&#130;/,/g;
                    796: #    $result =~ s/&#131;//g;
                    797:     $result =~ s/&#132;/''/g;
                    798:     $result =~ s/&#133;/\$\\ldots\$/g;
                    799:     $result =~ s/&#134;/\$\\dagger\$/g;
                    800:     $result =~ s/&#135;/\$\\ddagger\$/g;
                    801: #    $result =~ s/&#136;//g;
                    802: #    $result =~ s/&#137;//g;
                    803: #    $result =~ s/&#138;//g;
                    804:     $result =~ s/&#139;/\$<\$/g;
                    805: #    $result =~ s/&#140;//g;
                    806:     $result =~ s/&#145;/`/g;
                    807:     $result =~ s/&#146;/'/g;
                    808:     $result =~ s/&#147;/``/g;
                    809:     $result =~ s/&#148;/''/g;
                    810:     $result =~ s/&#149;/\$\\bullet\$/g;
                    811: #    $result =~ s/&#150;//g;
                    812: #    $result =~ s/&#151;//g;
                    813:     $result =~ s/&#152;/~/g;
                    814: #    $result =~ s/&#153;//g;
                    815: #    $result =~ s/&#154;//g;
                    816:     $result =~ s/&#155;/\$>\$/g;
                    817:     $result =~ s/&#156;/\\{\\oe\\}/g;
                    818:     $result =~ s/&#159;/\\"\\{Y\\}/g;
                    819:     $result =~ s/&#160;//g;
                    820:     $result =~ s/&nbsp;//g;
                    821:     $result =~ s/&#161;/!`/g;
                    822:     $result =~ s/&iexcl;/!`/g; #`
                    823: #    $result =~ s/&#162;//g;
                    824: #    $result =~ s/&cent;//g;
                    825:     $result =~ s/&#163;/\\pounds/g; 
                    826:     $result =~ s/&pound;/\\pounds/g;
                    827: #    $result =~ s/&#164;//g;
                    828: #    $result =~ s/&curren;//g;
                    829: #    $result =~ s/&#165;//g;
                    830: #    $result =~ s/&yen;//g;
                    831: #    $result =~ s/&#166;//g;
                    832: #    $result =~ s/&brvbar;//g;
                    833: #    $result =~ s/&#167;//g;
                    834: #    $result =~ s/&sect;//g;
                    835: #    $result =~ s/&#168;//g;
                    836: #    $result =~ s/&uml;//g;
                    837:     $result =~ s/&#169;/\\copyright/g;
                    838:     $result =~ s/&copy;/\\copyright/g;
                    839: #    $result =~ s/&#170;//g;
                    840: #    $result =~ s/&ordf;//g;
                    841: #    $result =~ s/&#171;//g;
                    842: #    $result =~ s/&laquo;//g;
                    843:     $result =~ s/&#172;/\$\\neg\$/g;
                    844:     $result =~ s/&not;/\$\\neg\$/g;
                    845: #    $result =~ s/&#173;//g;
                    846: #    $result =~ s/&shy;//g;
                    847: #    $result =~ s/&#174;//g;
                    848: #    $result =~ s/&reg;//g;
                    849: #    $result =~ s/&#175;//g;
                    850: #    $result =~ s/&macr;//g;
1.42      sakharuk  851:     $result =~ s/&#176;/\$^{\\circ}\$/g;
                    852:     $result =~ s/&deg;/\$^{\\circ}\$/g;
1.37      sakharuk  853:     $result =~ s/&#177;/\$\\pm\$/g;
                    854:     $result =~ s/&plusmn;/\$\\pm\$/g;
                    855:     $result =~ s/&#178;/\$^2\$/g;
                    856:     $result =~ s/&sup2;/\$^2\$/g;
                    857:     $result =~ s/&#179;/\$^3\$/g;
                    858:     $result =~ s/&sup3;/\$^3\$/g;
                    859: #    $result =~ s/&#180;//g;
                    860: #    $result =~ s/&acute;//g;
                    861:     $result =~ s/&#181;/\$\\mu\$/g;
                    862:     $result =~ s/&micro;/\$\\mu\$/g;
                    863:     $result =~ s/&#182;/\\P/g;
                    864:     $result =~ s/&para;/\\P/g;
                    865:     $result =~ s/&#183;/\$\\cdot\$/g;
                    866:     $result =~ s/&middot;/\$\\cdot\$/g;
                    867: #    $result =~ s/&#184;//g;
                    868: #    $result =~ s/&cedil;//g;
                    869:     $result =~ s/&#185;/\$^1\$/g;
                    870:     $result =~ s/&sup1;/\$^1\$/g;
                    871: #    $result =~ s/&#186;//g;
                    872: #    $result =~ s/&ordm;//g;
                    873: #    $result =~ s/&#187;//g;
                    874: #    $result =~ s/&raquo;//g;
                    875: #    $result =~ s/&#188;//g;
                    876: #    $result =~ s/&frac14;//g;
                    877: #    $result =~ s/&#189;//g;
                    878: #    $result =~ s/&frac12;//g;
                    879: #    $result =~ s/&#190;//g;
                    880: #    $result =~ s/&frac34;//g;
                    881:     $result =~ s/&#191;/?`/g;
                    882:     $result =~ s/&iquest;/?`/g; 
                    883:     $result =~ s/&#192;/\\`{A}/g;
                    884:     $result =~ s/&Agrave;/\\`{A}/g; 
                    885:     $result =~ s/&#193;/\\'{A}/g; 
                    886:     $result =~ s/&Aacute;/\\'{A}/g; 
                    887:     $result =~ s/&#194;/\\^{A}/g;
                    888:     $result =~ s/&Acirc;/\\^{A}/g;
                    889:     $result =~ s/&#195;/\\~{A}/g;
                    890:     $result =~ s/&Atilde;/\\~{A}/g;
                    891:     $result =~ s/&#196;/\\"{A}/g; 
                    892:     $result =~ s/&Auml;/\\"{A}/g; 
                    893:     $result =~ s/&#197;/{\\AA}/g;
                    894:     $result =~ s/&Aring;/{\\AA}/g;
                    895:     $result =~ s/&#198;/{\\AE}/g;
                    896:     $result =~ s/&AElig;/{\\AE}/g;
                    897: #    $result =~ s/&#199;//g;
                    898: #    $result =~ s/&Ccedil;//g;
                    899:     $result =~ s/&#200;/\\`{E}/g;
                    900:     $result =~ s/&Egrave;/\\`{E}/g;
                    901:     $result =~ s/&#201;/\\'{E}/g;
                    902:     $result =~ s/&Eacute;/\\'{E}/g;
                    903:     $result =~ s/&#202;/\\^{E}/g;
                    904:     $result =~ s/&Ecirc;/\\^{E}/g;
                    905:     $result =~ s/&#203;/\\`{E}/g;
                    906:     $result =~ s/&Euml;/\\`{E}/g;
                    907:     $result =~ s/&#204;/\\`{I}/g;
                    908:     $result =~ s/&Igrave;/\\`{I}/g; 
                    909:     $result =~ s/&#205;/\\'{I}/g; 
                    910:     $result =~ s/&Iacute;/\\'{I}/g; 
                    911:     $result =~ s/&#206;/\\^{I}/g;
                    912:     $result =~ s/&Icirc;/\\^{I}/g;
                    913:     $result =~ s/&#207;/\\"{I}/g; 
                    914:     $result =~ s/&Iuml;/\\"{I}/g; 
                    915: #    $result =~ s/&#208;//g;
                    916: #    $result =~ s/&ETH;//g;
                    917:     $result =~ s/&#209;/\\~{N}/g;
                    918:     $result =~ s/&Ntilde;/\\~{N}/g;
                    919:     $result =~ s/&#210;/\\`{O}/g;
                    920:     $result =~ s/&Ograve;/\\`{O}/g; 
                    921:     $result =~ s/&#211;/\\'{O}/g;
                    922:     $result =~ s/&Oacute;/\\'{O}/g; 
                    923:     $result =~ s/&#212;/\\^{O}/g;
                    924:     $result =~ s/&Ocirc;/\\^{O}/g;
                    925:     $result =~ s/&#213;/\\~{O}/g;
                    926:     $result =~ s/&Otilde;/\\~{O}/g;
                    927:     $result =~ s/&#214;/\\"{O}/g;
                    928:     $result =~ s/&Ouml;/\\"{O}/g; 
                    929:     $result =~ s/&#215;/\$\\times\$/g;
                    930:     $result =~ s/&times;/\$\\times\$/g;
                    931:     $result =~ s/&#216;/{\\O}/g;
                    932:     $result =~ s/&Oslash;/{\\O}/g;
                    933:     $result =~ s/&#217;/\\`{U}/g;
                    934:     $result =~ s/&Ugrave;/\\`{U}/g;
                    935:     $result =~ s/&#218;/\\'{U}/g;
                    936:     $result =~ s/&Uacute;/\\'{U}/g;
                    937:     $result =~ s/&#219;/\\^{U}/g;
                    938:     $result =~ s/&Ucirc;/\\^{U}/g;
                    939:     $result =~ s/&#220;/\\"{U}/g;
                    940:     $result =~ s/&Uuml;/\\"{U}/g;
                    941:     $result =~ s/&#221;/\\'{Y}/g;
                    942:     $result =~ s/&Yacute;/\\'{Y}/g;
                    943: #    $result =~ s/&#222;//g;
                    944: #    $result =~ s/&THORN;//g;
                    945: #    $result =~ s/&#223;//g;
                    946: #    $result =~ s/&szlig;//g;
                    947:     $result =~ s/&#224;/\\`{a}/g;
                    948:     $result =~ s/&agrave;/\\`{a}/g;
                    949:     $result =~ s/&#225;/\\'{a}/g;
                    950:     $result =~ s/&aacute;/\\'{a}/g;
                    951:     $result =~ s/&#226;/\\^{a}/g;
                    952:     $result =~ s/&acirc;/\\^{a}/g;
                    953:     $result =~ s/&#227;/\\~{a}/g;
                    954:     $result =~ s/&atilde;/\\~{a}/g;
                    955:     $result =~ s/&#228;/\\"{a}/g;
                    956:     $result =~ s/&auml;/\\"{a}/g;
                    957:     $result =~ s/&#229;/{\\aa}/g;
                    958:     $result =~ s/&aring;/{\\aa}/g;
                    959:     $result =~ s/&#230;/{\\ae}/g;
                    960:     $result =~ s/&aelig;/{\\ae}/g;
                    961: #    $result =~ s/&#231;//g;
                    962: #    $result =~ s/&ccedil;//g;
                    963:     $result =~ s/&#232;/\\`{e}/g;
                    964:     $result =~ s/&egrave;/\\`{e}/g;
                    965:     $result =~ s/&#233;/\\'{e}/g;
                    966:     $result =~ s/&eacute;/\\'{e}/g;
                    967:     $result =~ s/&#234;/\\^{e}/g;
                    968:     $result =~ s/&ecirc;/\\^{e}/g;
                    969:     $result =~ s/&#235;/\\"{e}/g;
                    970:     $result =~ s/&euml;/\\"{e}/g;
                    971:     $result =~ s/&#236;/\\`{i}/g;
                    972:     $result =~ s/&igrave;/\\`{i}/g;
                    973:     $result =~ s/&#237;/\\'{i}/g;
                    974:     $result =~ s/&iacute;/\\'{i}/g;
                    975:     $result =~ s/&#238;/\\^{i}/g;
                    976:     $result =~ s/&icirc;/\\^{i}/g;
                    977:     $result =~ s/&#239;/\\"{i}/g;
                    978:     $result =~ s/&iuml;/\\"{i}/g;
                    979: #    $result =~ s/&#240;//g;
                    980: #    $result =~ s/&eth;//g;
                    981:     $result =~ s/&#241;/\\~{n}/g;
                    982:     $result =~ s/&ntilde;/\\~{n}/g;
                    983:     $result =~ s/&#242;/\\`{o}/g;
                    984:     $result =~ s/&ograve;/\\`{o}/g;
                    985:     $result =~ s/&#243;/\\'{o}/g;
                    986:     $result =~ s/&oacute;/\\'{o}/g;
                    987:     $result =~ s/&#244;/\\^{o}/g;
                    988:     $result =~ s/&ocirc;/\\^{o}/g;
                    989:     $result =~ s/&#245;/\\~{o}/g;
                    990:     $result =~ s/&otilde;/\\~{o}/g;
                    991:     $result =~ s/&#246;/\\"{o}/g;
                    992:     $result =~ s/&ouml;/\\"{o}/g;
                    993:     $result =~ s/&#247;/\$\\div\$/g;
                    994:     $result =~ s/&divide;/\$\\div\$/g;
                    995:     $result =~ s/&#248;/{\\o}/g;
                    996:     $result =~ s/&oslash;/{\\o}/g;
                    997:     $result =~ s/&#249;/\\`{u}/g; 
                    998:     $result =~ s/&ugrave;/\\`{u}/g;
                    999:     $result =~ s/&#250;/\\'{u}/g;
                   1000:     $result =~ s/&uacute;/\\'{u}/g;
                   1001:     $result =~ s/&#251;/\\^{u}/g;
                   1002:     $result =~ s/&ucirc;/\\^{u}/g;
                   1003:     $result =~ s/&#252;/\\"{u}/g;
                   1004:     $result =~ s/&uuml;/\\"{u}/g;
                   1005:     $result =~ s/&#253;/\\'{y}/g;
                   1006:     $result =~ s/&yacute;/\\'{y}/g;
                   1007: #    $result =~ s/&#254;//g;
                   1008: #    $result =~ s/&thorn;//g;
                   1009:     $result =~ s/&#255;/\\"{y}/g;
                   1010:     $result =~ s/&yuml;/\\"{y}/g;
                   1011:     return $result;
                   1012: }
1.41      sakharuk 1013: 
                   1014: 
                   1015: #'"`
1.68      sakharuk 1016: 
                   1017: 
1.33      sakharuk 1018: sub page_cleanup {
                   1019:     my $result = shift;	
1.65      sakharuk 1020:  
                   1021:     $result =~ m/\\end{document}(\d*)$/;
1.34      sakharuk 1022:     my $number_of_columns = $1;
1.33      sakharuk 1023:     my $insert = '{';
1.34      sakharuk 1024:     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1.33      sakharuk 1025:     $insert .= '}';
1.65      sakharuk 1026:     $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1.34      sakharuk 1027:     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
                   1028:     return $result,$number_of_columns;
1.7       sakharuk 1029: }
1.5       sakharuk 1030: 
1.3       sakharuk 1031: 
1.60      sakharuk 1032: sub details_for_menu {
                   1033: 
                   1034:     my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
                   1035:     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
1.63      albertel 1036:     my ($map,$id,$resource)=split(/___/,$symbolic);
                   1037:     my $name_of_sequence = $hash{'title_'.$hash{'ids_/res/'.$map}};
                   1038:     if ($name_of_sequence =~ /^\s*$/) {
                   1039:       $map =~ m|([^/]+)$|;
                   1040:       $name_of_sequence = $1;
                   1041:     }
1.62      sakharuk 1042:     my $name_of_map = $hash{'title_'.$hash{'ids_/res/'.$ENV{'request.course.uri'}}};
1.63      albertel 1043:     if ($name_of_map =~ /^\s*$/) {
                   1044:       $ENV{'request.course.uri'} =~ m|([^/]+)$|;
                   1045:       $name_of_map = $1;
                   1046:     }
                   1047:     return ($name_of_resourse,$name_of_sequence,$name_of_map);
1.60      sakharuk 1048: 
                   1049: }
                   1050: 
1.3       sakharuk 1051: 
                   1052: sub handler {
                   1053: 
                   1054:     my $r = shift;
1.67      www      1055: 
                   1056:     my $loaderror=&Apache::lonnet::overloaderror($r);
                   1057:     if ($loaderror) { return $loaderror; }
                   1058:     $loaderror=
                   1059:        &Apache::lonnet::overloaderror($r,
                   1060:          $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
                   1061:     if ($loaderror) { return $loaderror; }
                   1062: 
1.3       sakharuk 1063:     $r->content_type('text/html');
                   1064:     $r->send_http_header;
1.59      sakharuk 1065:     $r->print(&Apache::loncommon::bodytag("Printing"));
1.3       sakharuk 1066: 
1.60      sakharuk 1067:     if ($ENV{'request.course.id'}) {
                   1068: 	my $fn=$ENV{'request.course.fn'};
                   1069: 	tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
                   1070:     }
                   1071: 
1.3       sakharuk 1072: #-- start form
                   1073:     &headerform($r);
                   1074: #-- menu for output
1.16      sakharuk 1075:     unless  ($ENV{'form.phase'}) {
1.3       sakharuk 1076: 	&menu_for_output($r);
                   1077:     }
1.52      sakharuk 1078: #-- additional menu for class printing
                   1079:      if ($ENV{'form.phase'} eq 'two') {
                   1080: 	 if($ENV{'form.choice'} eq 'All class print') {
                   1081: 	     &additional_class_menu($r);
1.58      sakharuk 1082: 	 } elsif($ENV{'form.choice'} eq 'Subdirectory print') {
                   1083: 	     &problem_choice_menu($r);
1.52      sakharuk 1084: 	 } else {
                   1085: 	     $ENV{'form.phase'} = 'three';
                   1086: 	 }
                   1087:      }
                   1088: #-- additional menu for page layout (one column case)
                   1089:     if ($ENV{'form.phase'} eq 'three') {
                   1090: 	if($ENV{'form.numberofcolumns'} == 1) {
                   1091: 	    &additional_print_menu($r);
                   1092: 	} else {
                   1093: 	    $ENV{'form.phase'} = 'four';
                   1094: 	}
                   1095:     }
1.3       sakharuk 1096: #-- core part 
1.52      sakharuk 1097:     if ($ENV{'form.phase'} eq 'four') {
1.3       sakharuk 1098: 	&output_data($r);
1.60      sakharuk 1099:     }	
                   1100:     untie %hash;
1.2       sakharuk 1101:     return OK;
1.60      sakharuk 1102:    
                   1103: } 
1.2       sakharuk 1104: 
1.1       www      1105: 
                   1106: 1;
                   1107: __END__
1.6       sakharuk 1108: 

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