1: # The LearningOnline Network
2: # Printout
3: #
4: # $Id: lonprintout.pm,v 1.169 2003/05/14 17:33:59 albertel Exp $
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: #
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: #
38: # 9/17 Alex Sakharuk
39: #
40: package Apache::lonprintout;
41:
42: use strict;
43: use Apache::Constants qw(:common :http);
44: use Apache::lonxml;
45: use Apache::lonnet;
46: use Apache::loncommon;
47: use Apache::inputtags;
48: use Apache::grades;
49: use Apache::edit;
50: use Apache::File();
51: use Apache::lonnavmaps;
52: use POSIX qw(strftime);
53: use GDBM_File;
54:
55:
56: my %hash;
57: my $LaTeXwidth = 0;
58:
59: sub headerform {
60: my $r = shift;
61: $r->print(<<ENDHEADER);
62: <html>
63: <head>
64: <title>LON-CAPA output for printing</title>
65: </head>
66: <body bgcolor="FFFFFF">
67: <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
68: ENDHEADER
69:
70: if ($ENV{'form.postdata'}=~m|^/res/|) {
71: $r->print(<<ENDHEADER1);
72: <b>Path to current document: </b><tt>$ENV{'form.postdata'}</tt><p>
73: ENDHEADER1
74: }
75: }
76:
77:
78: sub menu_for_output {
79: my $r = shift;
80: my ($title_for_single_resource,$title_for_sequence,$title_for_main_map) = &details_for_menu;
81: my $assignment = $title_for_sequence;
82: if ($title_for_single_resource ne '') {$title_for_single_resource = '"'.$title_for_single_resource.'"';}
83: if ($title_for_sequence ne '') {$title_for_sequence = '"'.$title_for_sequence.'"';}
84: if ($title_for_main_map ne '') {$title_for_main_map = '"'.$title_for_main_map.'"';}
85: $ENV{'form.postdata'} =~ s|http://[^/]+||;
86: my $subdir_to_print = $ENV{'form.postdata'};
87: $subdir_to_print =~ m/\/([^\/]+)$/;
88: $subdir_to_print =~ s/\Q$1\E//;
89: $r->print(<<ENDMENUOUT1);
90: <h1>What do you want to print? Make a choice.</h1><br />
91: <input type="hidden" name="phase" value="two">
92: <input type="hidden" name="url" value="$ENV{'form.postdata'}">
93: <input type="hidden" name="assignment" value="$assignment">
94: <input type="radio" name="choice" value="Standard LaTeX output for current document" checked> Current document <b>$title_for_single_resource</b>
95: (prints what you just saw on the screen)<br />
96: ENDMENUOUT1
97: if ($ENV{'form.postdata'}=~/\/res\//) {
98: $r->print(<<ENDMENUOUT2);
99: <input type="radio" name="choice" value="Standard LaTeX output for the primary sequence"> Problem(s) from <b>$title_for_sequence</b><br />
100: <input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence"> Problem(s) plus page(s) or html/xml file(s) from <b>$title_for_sequence</b><br />
101: ENDMENUOUT2
102: }
103: if (($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) and ($ENV{'form.postdata'}=~/\/res\//)) {
104: $r->print(<<ENDMENUOUT6);
105: <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence"> All problems in this course (<b>warning:</b> this may be time consuming) <br />
106: <br />
107: <input type="radio" name="choice" value="All class print"> All problems from <b>$title_for_sequence</b> for selected students<br /><br />
108: ENDMENUOUT6
109: }
110: my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
111: $subdirtoprint =~ s/\/[^\/]+$//;
112: if ((&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') and ($ENV{'form.postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) {
113: $r->print(<<ENDMENUOUT4);
114: <input type="radio" name="choice" value="Subdirectory print"> Problems from current subdirectory <b>$subdir_to_print</b><br />
115: ENDMENUOUT4
116: }
117: $r->print(<<ENDMENUOUT5);
118: <br /><hr /><br />
119: <h1>And what page format do you prefer?</h1>
120: <table>
121: <tr>
122: <td>
123: <input type="radio" name="layout" value="CBI"> Landscape <br />
124: <input type="radio" name="layout" value="CAPA" checked> Portrait <br />
125: </td>
126: <td> </td>
127: <td rawspan="2">
128: Number of columns: <select name="numberofcolumns">
129: <option> 1 </option>
130: <option selected> 2 </option>
131: </select>
132: </td>
133: <td rawspan="2">
134: Paper size (format [width x height]): <select name="papersize">
135: <option selected> Letter [8 1/2x11 in] </option>
136: <option> Legal [8 1/2x14 in] </option>
137: <option> Ledger/Tabloid [11x17 in] </option>
138: <option> Executive [7 1/2x10 in] </option>
139: <option> A2 [420x594 mm] </option>
140: <option> A3 [297x420 mm] </option>
141: <option> A4 [210x297 mm] </option>
142: <option> A5 [148x210 mm] </option>
143: <option> A6 [105x148 mm] </option>
144: </select>
145: </td>
146: </tr>
147:
148: </table>
149: </br>
150: <input type="submit" value="Submit your choice">
151: ENDMENUOUT5
152: }
153:
154:
155: sub sequence_content_menu {
156: my ($key_to,$r) = @_;
157: my $primary_sequence;
158: my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
159: my @sequence = split('___',$symbolic);
160: $primary_sequence=&Apache::lonnet::clutter($sequence[0]);
161: my @master_seq = &coming_from_hash($primary_sequence);
162: my @titles_master_seq = ();
163: for (my $i=0;$i<=$#master_seq;$i++) {
164: my ($path,$title,$symb) = split /&&/,$master_seq[$i];
165: $master_seq[$i] = $path.'&&'.$symb;
166: push @titles_master_seq, $title;
167: }
168: my @master_seq_view = @master_seq;
169: if ($ENV{'user.adv'}) {
170: for (my $i=0;$i<=$#master_seq_view;$i++) {
171: $master_seq_view[$i]=~/___\d+___(.+)$/;
172: $master_seq_view[$i]='/'.$1;
173: }
174: } else {
175: for (my $i=0;$i<=$#master_seq_view;$i++) {
176: $master_seq_view[$i]=' ';
177: }
178: }
179: $r->print(<<ENDMENUOUT1);
180: <input type="hidden" name="url" value="$ENV{'form.url'}">
181: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
182: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
183: <input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
184: <input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
185: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
186: <h1>Mark item(s) which you want to print</h1>
187: <script>
188: function checkall() {
189: for (i=0; i<document.forms.printform.elements.length; i++) {
190: if (document.forms.printform.elements[i].name.indexOf('whatfile')==0) {
191: document.forms.printform.elements[i].checked=true;
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('whatfile')==0) {
199: document.forms.printform.elements[i].checked=false;
200: }
201: }
202: }
203: </script>
204: <b>
205: <input type=button onClick="checkall()" value="Check All">
206: <input type=button onClick="uncheckall()" value="Uncheck">
207: <input type="submit" value="Submit">
208: <p>
209: ENDMENUOUT1
210: my $inc=0;
211: for (my $i=0;$i<=$#master_seq_view;$i++) {
212: if ($key_to==1 && $master_seq[$i]=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
213: $r->print('<br /><input type=checkbox name="whatfile'.$inc.'" value="'.$master_seq[$i].'"> '."\n".'<b>'.
214: $titles_master_seq[$i].'</b> <small>'.$master_seq_view[$i].'</small>');
215: $inc++;
216: } elsif ($key_to==0 && $master_seq[$i]=~/\.(problem|exam|quiz|assess|survey|form|library|xml|htm|html|page)$/) {
217: $r->print('<br /><input type=checkbox name="whatfile'.$inc.'" value="'.$master_seq[$i].'"> '."\n".'<b>'.
218: $titles_master_seq[$i].'</b> <small>'.$master_seq_view[$i].'</small>');
219: $inc++;
220: }
221: }
222: $r->print(<<ENDMENUOUT2);
223: <br /><br />
224: <input type="hidden" name="numberoffiles" value="$inc">
225: <input type="hidden" name="phase" value="three">
226: <input type=button onClick="checkall()" value="Check All">
227: <input type=button onClick="uncheckall()" value="Uncheck">
228: <input type="submit" value="Submit">
229: ENDMENUOUT2
230:
231: }
232:
233:
234: sub problem_choice_menu {
235: my $r = shift;
236: my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
237: $subdirtoprint =~ s/\/[^\/]+$//;
238: my @list_of_files = ();
239: my @content_directory = ();
240: $r->print("Subdir: " . $subdirtoprint . "<br />");
241: if ($subdirtoprint =~ m|/home/([^/]+)/public_html|) {
242: #localmachine CSTR space
243: my $user=$1;
244: my $domain=$Apache::lonnet::perlvar{'lonDefDomain'};
245: @content_directory = &Apache::lonnet::dirlist($subdirtoprint,
246: $domain, $user,'');
247: } else {
248: #local library server res space (allows to print only from the own library server)
249: @content_directory = &Apache::lonnet::dirlist($subdirtoprint,$ENV{'user.domain'}, $ENV{'user.name'},'');
250: }
251: for (my $iy=0;$iy<=$#content_directory;$iy++) {
252: my @tempo_array = split(/&/,$content_directory[$iy]);
253: if ($tempo_array[0] =~ m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/) {
254: push(@list_of_files,$tempo_array[0]);
255: }
256: }
257: $subdirtoprint =~ s/\/$//;
258: for (my $i=0;$i<=$#list_of_files;$i++) {
259: $list_of_files[$i] = $subdirtoprint.'/'.$list_of_files[$i];
260: }
261: $r->print(<<ENDMENUOUT1);
262: <input type="hidden" name="url" value="$ENV{'form.url'}">
263: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
264: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
265: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
266: <h1>Mark problems which you want to print</h1>
267: <script>
268: function checkall() {
269: for (i=0; i<document.forms.printform.elements.length; i++) {
270: if
271: (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
272: document.forms.printform.elements[i].checked=true;
273: }
274: }
275: }
276:
277:
278: function uncheckall() {
279: for (i=0; i<document.forms.printform.elements.length; i++) {
280: if
281: (document.forms.printform.elements[i].name.indexOf('whattoprint')==0) {
282: document.forms.printform.elements[i].checked=false;
283: }
284: }
285: }
286: </script>
287: <input type=button onClick="checkall()" value="Check All">
288: <input type=button onClick="uncheckall()" value="Uncheck">
289: <input type="submit" value="Submit">
290: <p>
291: ENDMENUOUT1
292: my $i=0;
293: foreach my $file (sort @list_of_files) {
294: $r->print('<br /><input type=checkbox name="whattoprint'.$i.'" value="'.$file.'"> '.
295: $file);
296: $i++;
297: }
298: $r->print(<<ENDMENUOUT2);
299: <br /><br />
300: <input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
301: <input type="hidden" name="numberofproblems" value="$i">
302: <input type="hidden" name="phase" value="three">
303: <input type=button onClick="checkall()" value="Check All">
304: <input type=button onClick="uncheckall()" value="Uncheck">
305: <input type="submit" value="Submit">
306: ENDMENUOUT2
307: }
308:
309:
310: sub additional_class_menu {
311: my $r = shift;
312: $r->print(<<ENDMENUOUT1);
313: <input type="hidden" name="url" value="$ENV{'form.url'}">
314: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
315: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
316: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
317: <input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
318: <h1>Select student(s) whose assignment you want to print</h1>
319: ENDMENUOUT1
320: my %courselist=&Apache::lonnet::dump(
321: 'classlist',
322: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
323: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
324: my $now=time;
325: $r->print(<<ENDDISHEADER);
326: <script>
327: function checkall() {
328: for (i=0; i<document.forms.printform.elements.length; i++) {
329: if
330: (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
331: document.forms.printform.elements[i].checked=true;
332: }
333: }
334: }
335:
336: function checksec() {
337: for (i=0; i<document.forms.printform.elements.length; i++) {
338: if
339: (document.forms.printform.elements[i].value.indexOf
340: (document.forms.printform.chksec.value)==0) {
341: document.forms.printform.elements[i].checked=true;
342: }
343: }
344: }
345:
346: function uncheckall() {
347: for (i=0; i<document.forms.printform.elements.length; i++) {
348: if
349: (document.forms.printform.elements[i].name.indexOf('whomtoprint')==0) {
350: document.forms.printform.elements[i].checked=false;
351: }
352: }
353: }
354: </script>
355: <input type=button onClick="checkall()" value="Check All">
356: <input type=button onClick="checksec()" value="Type Section/Group then click">
357: <input type=text size=5 name=chksec>
358: <input type=button onClick="uncheckall()" value="Uncheck">
359: <p>
360: ENDDISHEADER
361: my $i = 0;
362: foreach (sort keys %courselist) {
363: my ($end,$start)=split(/\:/,$courselist{$_});
364: my $active=1;
365: if (($end) && ($now>$end)) { $active=0; }
366: if ($active) {
367: my ($sname,$sdom)=split(/\:/,$_);
368: my %reply=&Apache::lonnet::get('environment',
369: ['firstname','middlename','lastname','generation'],
370: $sdom,$sname);
371: my $section=&Apache::lonnet::usection
372: ($sdom,$sname,$ENV{'request.course.id'});
373: if ($section == -1) { $section = ''; }
374: $r->print(
375: '<br /><input type=checkbox name="whomtoprint'.$i.'" value="'.$section.':'.$_.'"> '.
376: $reply{'firstname'}.' '.
377: $reply{'middlename'}.' '.
378: $reply{'lastname'}.' '.
379: $reply{'generation'}.
380: ' ('.$_.') '.$section);
381: $i++;
382: }
383: }
384: $r->print(<<ENDMENUOUT2);
385: <br /><br /><br />
386: <table><tr><td width=300>Number of blank pages added to each student assignments to print these assignments on physically different sheets (<b>requires manual addjustment</b>): <select name="addedpages"><option selected>0</option>
387: <option>1</option>
388: <option>2</option>
389: <option>3</option>
390: </select></td></tr></table>
391: <br />
392: <input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
393: <input type="hidden" name="numberofstudents" value="$i">
394: <input type="hidden" name="phase" value="three">
395: <input type="submit" value="Submit">
396: ENDMENUOUT2
397: }
398:
399:
400: sub additional_print_menu {
401: my $r = shift;
402: my $what_to_print = '';
403: for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
404: $what_to_print .= '<input type="hidden" name="whomtoprint'.$i.'" value="'.$ENV{'form.whomtoprint'.$i}.'">';
405: }
406: for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
407: $what_to_print .= '<input type="hidden" name="whattoprint'.$i.'" value="'.$ENV{'form.whattoprint'.$i}.'">';
408: }
409: for (my $i=0; $i<$ENV{'form.numberoffiles'};$i++) {
410: $what_to_print .= '<input type="hidden" name="whatfile'.$i.'" value="'.$ENV{'form.whatfile'.$i}.'">';
411: }
412: $r->print(<<ENDMENUOUT);
413: $what_to_print
414: <input type="hidden" name="url" value="$ENV{'form.url'}">
415: <input type="hidden" name="choice" value="$ENV{'form.choice'}">
416: <input type="hidden" name="layout" value="$ENV{'form.layout'}">
417: <input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
418: <input type="hidden" name="numberofstudents" value="$ENV{'form.numberofstudents'}">
419: <input type="hidden" name="numberofproblems" value="$ENV{'form.numberofproblems'}">
420: <input type="hidden" name="numberoffiles" value="$ENV{'form.numberoffiles'}">
421: <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
422: <input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
423: <input type="hidden" name="addedpages" value="$ENV{'form.addedpages'}">
424: Define one column layout parameters: <br />
425: <b>Width</b>: <input type="text" name="width" width="8" value="9cm"> <br />
426: <b>Height</b>: <input type="text" name="height" width="8" value="25.9cm"> <br />
427: <b>Left margin</b>: <input type="text" name="leftmargin" width="8" value="-0.57in"> <br />
428: <input type="hidden" name="phase" value="four">
429: <input type="submit" value="Submit">
430: </form>
431: </body>
432: </html>
433: ENDMENUOUT
434: }
435:
436:
437: sub output_data {
438: my $r = shift;
439: $r->print(<<ENDPART);
440: <html>
441: <head>
442: <title>LON-CAPA output for printing</title>
443: </head>
444: <body bgcolor="FFFFFF">
445: <hr>
446: ENDPART
447:
448: my $choice = $ENV{'form.choice'};
449: my $layout = $ENV{'form.layout'};
450: my $numberofcolumns = $ENV{'form.numberofcolumns'};
451: my $papersize = $ENV{'form.papersize'};
452: my $laystyle = 'book';
453: my $assignment = $ENV{'form.assignment'};
454: if ($choice eq 'Subdirectory print') {
455: if ($ENV{'form.layout'} eq '') {$layout = 'CAPA';}
456: if ($ENV{'form.papersize'} eq '') {$papersize = 'Letter [8 1/2x11 in]';}
457: if ($ENV{'form.numberofcolumns'} eq '') {$numberofcolumns = 2;}
458: }
459: if (($choice eq 'Standard LaTeX output for current document') &&
460: ($ENV{'form.url'}=~m|^/~|)) {
461: if ($ENV{'form.layout'} eq '') {$layout = 'CAPA';}
462: if ($ENV{'form.papersize'} eq '') {$papersize = 'Letter [8 1/2x11 in]';}
463: if ($ENV{'form.numberofcolumns'} eq '') {$numberofcolumns = 2;}
464: }
465: my $result = '';
466: my $number_of_columns = 1; #used only for pages to determine the width of the cell
467: my $selectionmade = '';
468: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
469: if ($numberofcolumns == 1) {
470: $textwidth=$ENV{'form.width'};
471: $textheight=$ENV{'form.height'};
472: }
473: my $LaTeXwidth;
474: if ($textwidth=~/(\d+\s*cm)/) {
475: $LaTeXwidth = $1*10;
476: } elsif ($textwidth=~/(\d+\s*mm)/) {
477: $LaTeXwidth = $1;
478: }
479: if ($choice eq 'Standard LaTeX output for current document') {
480: #-- single document - problem, page, html, xml, ...
481: $selectionmade = 1;
482: if ($ENV{'form.url'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
483: my %moreenv;
484: if (&Apache::lonnet::allowed('bre',$ENV{'form.url'})) {
485: $ENV{'form.url'}=~s/http:\/\/[^\/]+//;
486: }
487: $moreenv{'request.filename'}=$ENV{'form.url'};
488: my %form;
489: $form{'textwidth'}=$LaTeXwidth;
490: $form{'grade_target'}='tex';
491: &Apache::lonnet::appenv(%moreenv);
492: my $texversion=&Apache::lonnet::ssi($ENV{'form.url'},%form);
493: &Apache::lonnet::delenv('form.counter');
494: $result .= $texversion;
495: if ($ENV{'form.url'}=~m/\.page\s*$/) {
496: ($result,$number_of_columns) = &page_cleanup($result);
497: }
498: } else {
499: $result='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
500: if ($ENV{'form.url'}=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {
501: $result.=$1;
502: } else {
503: $result.=$ENV{'form.url'};
504: }
505: $result.=' \end{document}'
506: }
507: } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or
508: $choice eq 'Standard LaTeX output for whole primary sequence') {
509: #-- minimal sequence to which the current document belongs
510: #-- where is the primary sequence containing file?
511: my @master_seq = ();
512: for (my $i=0; $i<$ENV{'form.numberoffiles'};$i++) {
513: if ($ENV{'form.whatfile'.$i}=~/\S/) {
514: push @master_seq,$ENV{'form.whatfile'.$i};
515: }
516: }
517: #-- produce an output string
518: my $flag_latex_header_remove = 'NO';
519: my $flag_page_in_sequence = 'NO';
520: for (my $i=0;$i<=$#master_seq;$i++) {
521: my ($urlp,$symb) = split /&&/, $master_seq[$i];
522: if ($choice eq 'Standard LaTeX output for the primary sequence') {
523: $selectionmade = 2;
524: } elsif ($choice eq 'Standard LaTeX output for whole primary sequence') {
525: $selectionmade = 3;
526: }
527: my %form;
528: $form{'textwidth'}=$LaTeXwidth;
529: $form{'grade_target'}='tex';
530: $form{'symb'}=$symb;
531: #&Apache::lonnet::logthis("Trying to get $urlp with symb $symb");
532: my $texversion=&Apache::lonnet::ssi($urlp,%form);
533: if ($urlp =~ m/\.page/) {
534: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
535: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
536: $texversion =~ s/\\end{document}\d*/\\end{document}/;
537: $flag_page_in_sequence = 'YES';
538: }
539: if ($flag_latex_header_remove ne 'NO') {
540: $texversion = &latex_header_footer_remove($texversion);
541: } else {
542: $texversion =~ s/\\end{document}//;
543: }
544: $result .= $texversion;
545: $flag_latex_header_remove = 'YES';
546: }
547: &Apache::lonnet::delenv('form.counter');
548: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
549: $result .= '\end{document}';
550: } elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
551: # where is the main sequence of the course?
552: $selectionmade = 4;
553: my $main_seq=&Apache::lonnet::clutter($ENV{'request.course.uri'});
554: my @file_seq = &coming_from_hash($main_seq);
555: for (my $i=0;$i<=$#file_seq;$i++) {
556: my ($path,$title,$symb) = split /&&/,$file_seq[$i];
557: $file_seq[$i] = $path.'&&'.$symb;
558: }
559: my $flag_latex_header_remove = 'NO';
560: #-- produce an output string
561: for (my $i=0;$i<=$#file_seq;$i++) {
562: if (not $file_seq[$i]=~/^&&/) {
563: my ($urlp,$symb) = split /&&/, $file_seq[$i];
564: $urlp=~s/\/home\/httpd\/html//;
565: if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
566: my %form;
567: $form{'grade_target'}='tex';
568: $form{'textwidth'}=$LaTeXwidth;
569: $form{'symb'}=$symb;
570: my $texversion=&Apache::lonnet::ssi($urlp,%form);
571: if ($flag_latex_header_remove ne 'NO') {
572: $texversion = &latex_header_footer_remove($texversion);
573: } else {
574: $texversion =~ s/\\end{document}//;
575: }
576: $result .= $texversion;
577: $flag_latex_header_remove = 'YES';
578: }
579: }
580: }
581: $result .= '\end{document}';
582: } elsif ($choice eq 'All class print') {
583: #-- prints assignments for whole class or for selected students
584: $selectionmade = 5;
585: my @students = ();
586: for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
587: if ($ENV{'form.whomtoprint'.$i}=~/:/) {
588: push @students,$ENV{'form.whomtoprint'.$i};
589: }
590: }
591: #where is the primary sequence containing current resource (the same for all students)?
592: my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
593: my @sequence = split('___',$symbolic);
594: my $primary_sequence;
595:
596: $primary_sequence=&Apache::lonnet::clutter($sequence[0]);
597: my @master_seq = &coming_from_hash($primary_sequence);
598: for (my $i=0;$i<=$#master_seq;$i++) {
599: my ($path,$title,$symb) = split /&&/,$master_seq[$i];
600: $master_seq[$i] = $path.'&&'.$symb;
601: }
602: #loop over students
603: my $flag_latex_header_remove = 'NO';
604: my %moreenv;
605: $moreenv{'form.textwidth'}=$LaTeXwidth;
606: &Apache::lonnet::appenv(%moreenv);
607: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
608: foreach my $person (@students) {
609: my $current_output = '';
610: my ($usersection,$username,$userdomain) = split /:/,$person;
611: my $fullname = &get_name($username,$userdomain);
612: #goes through all resources, checks if they are available for current student, and produces output
613: foreach my $curresline (@master_seq) {
614: my ($curres,$symb) = split /&&/, $curresline;
615: if ($curres=~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
616: my ($map,$id,$res_url) = split(/___/,$symb);
617: if (&Apache::lonnet::allowed('bre',$res_url)) {
618: my $rendered = &Apache::loncommon::get_student_view($symb,$username,$userdomain,
619: $ENV{'request.course.id'},'tex');
620: if ($flag_latex_header_remove eq 'YES') {
621: $rendered = &latex_header_footer_remove($rendered);
622: } else {
623: $rendered =~ s/\\end{document}//;
624: }
625: $current_output .= $rendered;
626: }
627: $flag_latex_header_remove = 'YES';
628: }
629: }
630: my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
631: if ($current_output=~/\\documentclass/) {
632: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\vskip 3 mm /;
633: } else {
634: my $blanspages = '';
635: for (my $j=0;$j<$ENV{'form.addedpages'};$j++) {$blanspages.='\clearpage\strut\clearpage';}
636: $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage \\vskip 3mm'.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}} - '.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}\hskip 1.4in } \vskip 5 mm '.$current_output;
637: }
638: $result .= $current_output;
639: &Apache::lonnet::delenv('form.counter');
640: &Apache::lonxml::init_counter();
641: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
642: 'last student '.$fullname);
643: }
644: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
645: $result .= '\end{document}';
646: &Apache::lonnet::delenv('form.textwidth');
647: } elsif ($choice eq 'Subdirectory print') {
648: #prints selected problems from the subdirectory
649: $selectionmade = 6;
650: my @list_of_files = ();
651: for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
652: if ($ENV{'form.whattoprint'.$i}=~/^\//) {
653: push @list_of_files,$ENV{'form.whattoprint'.$i};
654: }
655: }
656: my $flag_latex_header_remove = 'NO';
657: for (my $i=0;$i<=$#list_of_files;$i++) {
658: my $urlp = $list_of_files[$i];
659: if ($urlp=~/\//) {
660: my %form;
661: $form{'grade_target'}='tex';
662: $form{'textwidth'}=$LaTeXwidth;
663: if ($urlp =~ m|/home/([^/]+)/public_html|) {
664: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
665: } else {
666: $urlp =~ s|^/home/httpd/html||;
667: }
668: my $texversion=&Apache::lonnet::ssi($urlp,%form);
669: #this chunck is responsible for printing the path to problem
670: my $newurlp = '';
671: my $HowMany = length($urlp)*2;
672: if ($HowMany > $LaTeXwidth) {
673: my @temporrary = split '/',$urlp;
674: my $HowManyNew = 0;
675: for (my $ii=0;$ii<=$#temporrary;$ii++) {
676: if ($temporrary[$ii] ne '') {
677: $HowManyNew += length($temporrary[$ii])*2;
678: if ($HowManyNew < $LaTeXwidth ) {
679: $newurlp .= '/'.$temporrary[$ii];
680: } else {
681: $HowManyNew = 0;
682: $newurlp .= '|\vskip -1 mm \noindent \verb|';
683: $ii--;
684: }
685: }
686: }
687: }
688: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;
689: if ($flag_latex_header_remove ne 'NO') {
690: $texversion = &latex_header_footer_remove($texversion);
691: } else {
692: $texversion =~ s/\\end{document}//;
693: }
694: $result .= $texversion;
695: }
696: $flag_latex_header_remove = 'YES';
697: }
698: $result .= '\end{document}';
699: }
700: #-------------------------------------------------------- corrections for the different page formats
701: $result = &page_format_transformation($papersize,$layout,$numberofcolumns,$choice,$result,$assignment);
702: if ($layout eq 'CBI') {
703: $laystyle = 'album';
704: }
705: $result = &latex_corrections($number_of_columns,$result);
706: #changes page's parameters for the one column output
707: if ($ENV{'form.numberofcolumns'} == 1) {
708: $result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
709: $result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
710: $result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
711: $result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
712: }
713: #-- writing .tex file in prtspool
714: my $temp_file;
715: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
716: unless ($temp_file = Apache::File->new('>'.$filename)) {
717: $r->log_error("Couldn't open $filename for output $!");
718: return SERVER_ERROR;
719: }
720: print $temp_file $result;
721: $r->print(<<FINALEND);
722: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
723: </body>
724: </html>
725: FINALEND
726: }
727:
728:
729: sub coming_from_hash {
730:
731: my $mainsequence = shift;
732: my @resourcelist = ();
733: my $mapid = $hash{'map_pc_'.$mainsequence};
734: my $mapstart = $hash{'map_start_'.$mainsequence};
735: my $mapfinish = $hash{'map_finish_'.$mainsequence};
736: my $current_resource = $mapstart;
737: while ($current_resource ne $mapfinish) {
738: if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
739: push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
740: } else {
741: my $presymb=&Apache::lonnet::declutter($mainsequence);
742: my $rid = $current_resource;
743: if ($rid=~/,/) {
744: my @rid = split /,/, $rid;
745: foreach my $rid_element (@rid) {
746: if ($rid_element =~ m/^$mapid\.(\d*)/) {
747: $rid = $1;
748: last;
749: }
750: }
751: } else {
752: $rid =~ m/^$mapid\.(\d*)/;
753: $rid = $1;
754: }
755: my $symb = $presymb.'___'.$rid.'___'.
756: &Apache::lonnet::declutter($hash{'src_'.$current_resource});
757: push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$hash{'title_'.$current_resource}.'&&'.$symb;
758: }
759: $current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
760: }
761: #needs if final resource in the map (type="finish") contains something
762: if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
763: push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
764: } else {
765: my $presymb=&Apache::lonnet::declutter($mainsequence);
766: my $rid = $current_resource;
767: if ($rid=~/,/) {
768: my @rid = split /,/, $rid;
769: foreach my $rid_element (@rid) {
770: if ($rid_element =~ m/^$mapid\.(\d*)/) {
771: $rid = $1;
772: last;
773: }
774: }
775: } else {
776: $rid =~ m/^$mapid\.(\d*)/;
777: $rid = $1;
778: }
779: my $symb = $presymb.'___'.$rid.'___'.
780: &Apache::lonnet::declutter($hash{'src_'.$current_resource});
781: push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$hash{'title_'.$current_resource}.'&&'.$symb;
782: }
783: $current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
784: return @resourcelist;
785: }
786:
787:
788: sub latex_header_footer_remove {
789: my $text = shift;
790: $text =~ s/\\end{document}//;
791: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
792: return $text;
793: }
794:
795:
796: sub character_chart {
797: my $result = shift;
798: $result =~ s/&\#0?0?(7|9);//g;
799: $result =~ s/&\#0?(10|13);//g;
800: $result =~ s/&\#0?32;/ /g;
801: $result =~ s/&\#0?33;/!/g;
802: $result =~ s/&(\#0?34|quot);/\"/g;
803: $result =~ s/&\#0?35;/\\\#/g;
804: $result =~ s/&\#0?36;/\\\$/g;
805: $result =~ s/&\#0?37;/\\%/g;
806: $result =~ s/&(\#0?38|amp);/\\&/g;
807: $result =~ s/&\#(0?39|146);/\'/g;
808: $result =~ s/&\#0?40;/(/g;
809: $result =~ s/&\#0?41;/)/g;
810: $result =~ s/&\#0?42;/\*/g;
811: $result =~ s/&\#0?43;/\+/g;
812: $result =~ s/&\#(0?44|130);/,/g;
813: $result =~ s/&\#0?45;/-/g;
814: $result =~ s/&\#0?46;/\./g;
815: $result =~ s/&\#0?47;/\//g;
816: $result =~ s/&\#0?48;/0/g;
817: $result =~ s/&\#0?49;/1/g;
818: $result =~ s/&\#0?50;/2/g;
819: $result =~ s/&\#0?51;/3/g;
820: $result =~ s/&\#0?52;/4/g;
821: $result =~ s/&\#0?53;/5/g;
822: $result =~ s/&\#0?54;/6/g;
823: $result =~ s/&\#0?55;/7/g;
824: $result =~ s/&\#0?56;/8/g;
825: $result =~ s/&\#0?57;/9/g;
826: $result =~ s/&\#0?58;/:/g;
827: $result =~ s/&\#0?59;/;/g;
828: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
829: $result =~ s/&\#0?61;/\$=\$/g;
830: $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g;
831: $result =~ s/&\#0?63;/\?/g;
832: $result =~ s/&\#0?65;/A/g;
833: $result =~ s/&\#0?66;/B/g;
834: $result =~ s/&\#0?67;/C/g;
835: $result =~ s/&\#0?68;/D/g;
836: $result =~ s/&\#0?69;/E/g;
837: $result =~ s/&\#0?70;/F/g;
838: $result =~ s/&\#0?71;/G/g;
839: $result =~ s/&\#0?72;/H/g;
840: $result =~ s/&\#0?73;/I/g;
841: $result =~ s/&\#0?74;/J/g;
842: $result =~ s/&\#0?75;/K/g;
843: $result =~ s/&\#0?76;/L/g;
844: $result =~ s/&\#0?77;/M/g;
845: $result =~ s/&\#0?78;/N/g;
846: $result =~ s/&\#0?79;/O/g;
847: $result =~ s/&\#0?80;/P/g;
848: $result =~ s/&\#0?81;/Q/g;
849: $result =~ s/&\#0?82;/R/g;
850: $result =~ s/&\#0?83;/S/g;
851: $result =~ s/&\#0?84;/T/g;
852: $result =~ s/&\#0?85;/U/g;
853: $result =~ s/&\#0?86;/V/g;
854: $result =~ s/&\#0?87;/W/g;
855: $result =~ s/&\#0?88;/X/g;
856: $result =~ s/&\#0?89;/Y/g;
857: $result =~ s/&\#0?90;/Z/g;
858: $result =~ s/&\#0?91;/[/g;
859: $result =~ s/&\#0?92;/\$\\setminus\$/g;
860: $result =~ s/&\#0?93;/]/g;
861: $result =~ s/&\#(0?94|136);/\$\\wedge\$/g;
862: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
863: $result =~ s/&\#(0?96|145);/\`/g;
864: $result =~ s/&\#0?97;/a/g;
865: $result =~ s/&\#0?98;/b/g;
866: $result =~ s/&\#0?99;/c/g;
867: $result =~ s/&\#100;/d/g;
868: $result =~ s/&\#101;/e/g;
869: $result =~ s/&\#102;/f/g;
870: $result =~ s/&\#103;/g/g;
871: $result =~ s/&\#104;/h/g;
872: $result =~ s/&\#105;/i/g;
873: $result =~ s/&\#106;/j/g;
874: $result =~ s/&\#107;/k/g;
875: $result =~ s/&\#108;/l/g;
876: $result =~ s/&\#109;/m/g;
877: $result =~ s/&\#110;/n/g;
878: $result =~ s/&\#111;/o/g;
879: $result =~ s/&\#112;/p/g;
880: $result =~ s/&\#113;/q/g;
881: $result =~ s/&\#114;/r/g;
882: $result =~ s/&\#115;/s/g;
883: $result =~ s/&\#116;/t/g;
884: $result =~ s/&\#117;/u/g;
885: $result =~ s/&\#118;/v/g;
886: $result =~ s/&\#119;/w/g;
887: $result =~ s/&\#120;/x/g;
888: $result =~ s/&\#121;/y/g;
889: $result =~ s/&\#122;/z/g;
890: $result =~ s/&\#123;/\\{/g;
891: $result =~ s/&\#124;/\|/g;
892: $result =~ s/&\#125;/\\}/g;
893: $result =~ s/&\#126;/\~/g;
894: $result =~ s/&\#131;/\\textflorin /g;
895: $result =~ s/&\#132;/\"/g;
896: $result =~ s/&\#133;/\$\\ldots\$/g;
897: $result =~ s/&\#134;/\$\\dagger\$/g;
898: $result =~ s/&\#135;/\$\\ddagger\$/g;
899: $result =~ s/&\#137;/\\textperthousand /g;
900: $result =~ s/&\#140;/{\\OE}/g;
901: $result =~ s/&\#147;/\`\`/g;
902: $result =~ s/&\#148;/\'\'/g;
903: $result =~ s/&\#149;/\$\\bullet\$/g;
904: $result =~ s/&\#150;/--/g;
905: $result =~ s/&\#151;/---/g;
906: $result =~ s/&\#152;/\$\\sim\$/g;
907: $result =~ s/&\#153;/\\texttrademark /g;
908: $result =~ s/&\#156;/\\oe/g;
909: $result =~ s/&\#159;/\\\"Y/g;
910: $result =~ s/&(\#160|nbsp);//g;
911: $result =~ s/&(\#161|iexcl);/!\`/g;
912: $result =~ s/&(\#162|cent);/\\textcent /g;
913: $result =~ s/&(\#163|pound);/\\pounds /g;
914: $result =~ s/&(\#164|curren);/\\textcurrency /g;
915: $result =~ s/&(\#165|yen);/\\textyen /g;
916: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
917: $result =~ s/&(\#167|sect);/\\textsection /g;
918: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
919: $result =~ s/&(\#169|copy);/\\copyright /g;
920: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
921: $result =~ s/&(\#172|not);/\$\\neg\$/g;
922: $result =~ s/&(\#173|shy);/ - /g;
923: $result =~ s/&(\#174|reg);/\\textregistered /g;
924: $result =~ s/&(\#175|macr);/\$^{-}\$/g;
925: $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g;
926: $result =~ s/&(\#177|plusmn);/\$\\pm\$/g;
927: $result =~ s/&(\#178|sup2);/\$^2\$/g;
928: $result =~ s/&(\#179|sup3);/\$^3\$/g;
929: $result =~ s/&(\#180|acute);/\\textacute /g;
930: $result =~ s/&(\#181|micro);/\$\\mu\$/g;
931: $result =~ s/&(\#182|para);/\\P/g;
932: $result =~ s/&(\#183|middot);/\$\\cdot\$/g;
933: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
934: $result =~ s/&(\#185|sup1);/\$^1\$/g;
935: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
936: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
937: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
938: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
939: $result =~ s/&(\#191|iquest);/?\`/g;
940: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
941: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
942: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
943: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
944: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
945: $result =~ s/&(\#197|Aring);/{\\AA}/g;
946: $result =~ s/&(\#198|AElig);/{\\AE}/g;
947: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
948: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
949: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
950: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
951: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
952: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
953: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
954: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
955: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
956: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
957: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
958: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
959: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
960: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
961: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
962: $result =~ s/&(\#215|times);/\$\\times\$/g;
963: $result =~ s/&(\#216|Oslash);/{\\O}/g;
964: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
965: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
966: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
967: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
968: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
969: $result =~ s/&(\#223|szlig);/\\ss/g;
970: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
971: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
972: $result =~ s/&(\#226|acirc);/\\^{a}/g;
973: $result =~ s/&(\#227|atilde);/\\~{a}/g;
974: $result =~ s/&(\#228|auml);/\\\"{a}/g;
975: $result =~ s/&(\#229|aring);/{\\aa}/g;
976: $result =~ s/&(\#230|aelig);/{\\ae}/g;
977: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
978: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
979: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
980: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
981: $result =~ s/&(\#235|euml);/\\\"{e}/g;
982: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
983: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
984: $result =~ s/&(\#238|icirc);/\\^{i}/g;
985: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
986: $result =~ s/&(\#240|eth);/\$\\partial\$/g;
987: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
988: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
989: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
990: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
991: $result =~ s/&(\#245|otilde);/\\~{o}/g;
992: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
993: $result =~ s/&(\#247|divide);/\$\\div\$/g;
994: $result =~ s/&(\#248|oslash);/{\\o}/g;
995: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
996: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
997: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
998: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
999: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
1000: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
1001: $result =~ s/&\#952;/\$\\theta\$/g;
1002: #Greek Alphabet
1003: $result =~ s/&(alpha|\#945);/\$\\alpha \$/g;
1004: $result =~ s/&(beta|\#946);/\$\\beta \$/g;
1005: $result =~ s/&(gamma|\#947);/\$\\gamma \$/g;
1006: $result =~ s/&(delta|\#948);/\$\\delta \$/g;
1007: $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g;
1008: $result =~ s/&(zeta|\#950);/\$\\zeta \$/g;
1009: $result =~ s/&(eta|\#951);/\$\\eta \$/g;
1010: $result =~ s/&(theta|\#952);/\$\\theta \$/g;
1011: $result =~ s/&(iota|\#953);/\$\\iota \$/g;
1012: $result =~ s/&(kappa|\#954);/\$\\kappa \$/g;
1013: $result =~ s/&(lambda|\#955);/\$\\lambda \$/g;
1014: $result =~ s/&(mu|\#956);/\$\\mu \$/g;
1015: $result =~ s/&(nu|\#957);/\$\\nu \$/g;
1016: $result =~ s/&(xi|\#958);/\$\\xi \$/g;
1017: $result =~ s/&(pi|\#960);/\$\\pi \$/g;
1018: $result =~ s/&(rho|\#961);/\$\\rho \$/g;
1019: $result =~ s/&(sigma|\#963);/\$\\sigma \$/g;
1020: $result =~ s/&(tau|\#964);/\$\\tau \$/g;
1021: $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g;
1022: $result =~ s/&(phi|\#966);/\$\\phi \$/g;
1023: $result =~ s/&(chi|\#967);/\$\\chi \$/g;
1024: $result =~ s/&(psi|\#968);/\$\\psi \$/g;
1025: $result =~ s/&(omega|\#969);/\$\\omega \$/g;
1026: $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g;
1027: $result =~ s/&(Delta|\#916);/\$\\Delta \$/g;
1028: $result =~ s/&(Theta|\#920);/\$\\Theta \$/g;
1029: $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g;
1030: $result =~ s/&(Xi|\#926);/\$\\Xi \$/g;
1031: $result =~ s/&(Pi|\#928);/\$\\Pi \$/g;
1032: $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g;
1033: $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g;
1034: $result =~ s/&(Phi|\#934);/\$\\Phi \$/g;
1035: $result =~ s/&(Psi|\#936);/\$\\Psi \$/g;
1036: $result =~ s/&(Omega|\#937);/\$\\Omega \$/g;
1037: return $result;
1038: }
1039:
1040:
1041: sub page_format {
1042: my ($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) {
1052: $textwidth = '93 mm';
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) {
1081: $textwidth = '96 mm';
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_new {
1109: #
1110: #Correspondence between $papersize variable and real paper format:
1111: # 0 - "Letter [8 1/2x11 in]"
1112: # 1 - "Legal [8 1/2x14 in]"
1113: # 2 - "Ledger/Tabloid [11x17 in]"
1114: # 3 - "Executive [7 1/2x10 in]"
1115: # 4 - "A2 [420x594 mm]"
1116: # 5 - "A3 [297x420 mm]"
1117: # 6 - "A4 [210x297 mm]"
1118: # 7 - "A5 [148x210 mm]"
1119: # 8 - "A6 [105x148 mm]"
1120: #
1121: my ($papersize,$layout,$numberofcolumns) = @_;
1122: my ($textwidth,$textheight,$oddoffset,$evenoffset) = (0,0,0,0);
1123: if ($papersize eq '0') {
1124: if ($layout eq 'book') {
1125: if ($numberofcolumns == 1) {
1126: $textwidth = '18 cm';
1127: $textheight = '25.9 cm';
1128: $oddoffset = '-0.57 in';
1129: $evenoffset = '-0.57 in';
1130: } elsif ($numberofcolumns == 2) {
1131: $textwidth = '93 mm';
1132: $textheight = '25.9 cm';
1133: $oddoffset = '-0.57 in';
1134: $evenoffset = '-0.57 in';
1135: }
1136: } elsif ($layout eq 'album') {
1137: if ($numberofcolumns eq '1') {
1138: $textwidth = '8.8 in';
1139: $textheight = '6.8 in';
1140: $oddoffset = '-40 pt';
1141: $evenoffset = '-60 pt';
1142: } elsif ($numberofcolumns == 2) {
1143: $textwidth = '4.2 in';
1144: $textheight = '6.8 in';
1145: $oddoffset = '-40 pt';
1146: $evenoffset = '-60 pt';
1147: }
1148: }
1149: # } elsif($papersize eq '1') {
1150: # } elsif($papersize eq '2') {
1151: # } elsif($papersize eq '3'/) {
1152: } elsif($papersize eq '6') {
1153: if ($layout eq 'book') {
1154: if ($numberofcolumns == 1) {
1155: $textwidth = '18 cm';
1156: $textheight = '28 cm';
1157: $oddoffset = '-0.57 in';
1158: $evenoffset = '-0.57 in';
1159: } elsif ($numberofcolumns == 2) {
1160: $textwidth = '96 mm';
1161: $textheight = '2 cm';
1162: $oddoffset = '-0.57 in';
1163: $evenoffset = '-0.57 in';
1164: }
1165: } elsif ($layout eq 'album') {
1166: if ($numberofcolumns eq '1') {
1167: $textwidth = '8.5 in';
1168: $textheight = '7.7 in';
1169: $oddoffset = '-40 pt';
1170: $evenoffset = '-60 pt';
1171: } elsif ($numberofcolumns == 2) {
1172: $textwidth = '3.9 in';
1173: $textheight = '7.7 in';
1174: $oddoffset = '-40 pt';
1175: $evenoffset = '-60 pt';
1176: }
1177: }
1178: # } elsif($papersize eq '5') {
1179: # } elsif($papersize eq '4') {
1180: # } elsif($papersize eq '7') {
1181: # } elsif($papersize eq '8') {
1182: }
1183: return $textwidth,$textheight,$oddoffset,$evenoffset;
1184: }
1185:
1186:
1187: sub get_name {
1188: my ($uname,$udom)=@_;
1189: if (!defined($uname)) { $uname=$ENV{'user.name'}; }
1190: if (!defined($udom)) { $uname=$ENV{'user.domain'}; }
1191: my $plainname=&Apache::loncommon::plainname($uname,$udom);
1192: if ($plainname=~/^\s*$/) { $plainname=$uname; }
1193: return &Apache::lonxml::latex_special_symbols($plainname,undef,undef,
1194: 'header');
1195: }
1196:
1197: sub page_format_transformation {
1198: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment) = @_;
1199: my ($textwidth,$textheight,$oddoffset,$evenoffset);
1200: $assignment=~s/_/ /g;
1201: if ($numberofcolumns != 1) {
1202: ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
1203: } else {
1204: ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});
1205: }
1206: my $name = &get_name();
1207: if ($name =~ /^\s*$/) {
1208: $name=&Apache::lonxml::latex_special_symbols($ENV{'user.name'},undef,
1209: undef,'header');
1210: }
1211: my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
1212: if ($layout eq 'CBI') {
1213: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm} \\begin{document}\\setcounter{page}{1}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$name}} \\hfill $courseidinfo} \\vskip 5 mm /;
1214: } elsif ($layout eq 'CAPA') {
1215: if ($choice ne 'All class print') {
1216: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;
1217: } else {
1218: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /;
1219:
1220: }
1221: }
1222: return $text;
1223: }
1224:
1225:
1226: sub page_format_transformation_new {
1227: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment) = @_;
1228: my ($textwidth,$textheight,$oddoffset,$evenoffset);
1229: $assignment=~s/_/ /g;
1230: if ($numberofcolumns != 1) {
1231: ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format_new($papersize,$layout,$numberofcolumns);
1232: } else {
1233: ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});
1234: }
1235: my $name = &get_name();
1236: if ($name =~ /^\s*$/) {
1237: $name=&Apache::lonxml::latex_special_symbols($ENV{'user.name'},undef,
1238: undef,'header');
1239: }
1240: my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
1241: if ($layout eq 'album') {
1242: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm} \\begin{document}\\setcounter{page}{1}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$name}} \\hfill $courseidinfo} \\vskip 5 mm /;
1243: } elsif ($layout eq 'book') {
1244: if ($choice ne 'All class print') {
1245: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$name} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;
1246: } else {
1247: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1} \\vskip 5 mm /;
1248:
1249: }
1250: }
1251: return $text;
1252: }
1253:
1254:
1255:
1256: sub page_cleanup {
1257: my $result = shift;
1258:
1259: $result =~ m/\\end{document}(\d*)$/;
1260: my $number_of_columns = $1;
1261: my $insert = '{';
1262: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1263: $insert .= '}';
1264: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1265: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
1266: return $result,$number_of_columns;
1267: }
1268:
1269:
1270: sub details_for_menu {
1271:
1272: my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
1273: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
1274: my ($map,$id,$resource)=split(/___/,$symbolic);
1275: $map=&Apache::lonnet::clutter($map);
1276: my $name_of_sequence;
1277: $name_of_sequence = $hash{'title_'.$hash{'ids_'.$map}};
1278: if ($name_of_sequence =~ /^\s*$/) {
1279: $map =~ m|([^/]+)$|;
1280: $name_of_sequence = $1;
1281: }
1282: my $name_of_map = $hash{'title_'.$hash{'ids_'.&Apache::lonnet::clutter($ENV{'request.course.uri'})}};
1283: if ($name_of_map =~ /^\s*$/) {
1284: $ENV{'request.course.uri'} =~ m|([^/]+)$|;
1285: $name_of_map = $1;
1286: }
1287: return ($name_of_resourse,$name_of_sequence,$name_of_map);
1288:
1289: }
1290:
1291:
1292: sub latex_corrections {
1293:
1294: my ($number_of_columns,$result) = @_;
1295:
1296: $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1297: $result =~ s/\$number_of_columns/$number_of_columns/g;
1298: $result =~ s/(\\end{document})/\\strut\\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/;
1299: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
1300: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1301: #-- LaTeX corrections
1302: my $first_comment = index($result,'<!--',0);
1303: while ($first_comment != -1) {
1304: my $end_comment = index($result,'-->',$first_comment);
1305: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
1306: $first_comment = index($result,'<!--',$first_comment);
1307: }
1308: $result =~ s/^\s+$//gm; #remove empty lines
1309: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
1310: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
1311: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
1312: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1313: $result =~ s/\\\\\s+\[/ \[/g;
1314: $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
1315: #conversion of html characters to LaTeX equivalents
1316: if ($result =~ m/&(\w+|#\d+);/) {
1317: $result = &character_chart($result);
1318: }
1319: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
1320: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
1321:
1322: return $result;
1323: }
1324:
1325:
1326: sub output_data_new {
1327: my ($r,$helper) = @_;
1328: $r->print(<<ENDPART);
1329: <html>
1330: <head>
1331: <title>LON-CAPA output for printing</title>
1332: </head>
1333: <body bgcolor="FFFFFF">
1334: <hr>
1335: ENDPART
1336:
1337: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'};
1338: my ($result,$selectionmade) = ('','');
1339: my $number_of_columns = 1; #used only for pages to determine the width of the cell
1340: my @temporary_array=split /\|/,$format_from_helper;
1341: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array;
1342: if ($laystyle eq 'L') {
1343: $laystyle='album';
1344: } else {
1345: $laystyle='book';
1346: }
1347: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format_new($papersize,$laystyle,$numberofcolumns);
1348: my $assignment = $ENV{'form.assignment'};
1349: my $LaTeXwidth;
1350: if ($textwidth=~/(\d+)\s*cm/) {
1351: $LaTeXwidth = $1*10;
1352: } elsif ($textwidth=~/(\d+)\s*mm/) {
1353: $LaTeXwidth = $1;
1354: } elsif ($textwidth=~/(\d+)\s*in/) {
1355: $LaTeXwidth = $1*25.4;
1356: }
1357: $LaTeXwidth.=' mm';
1358:
1359: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') {
1360: #-- single document - problem, page, html, xml, ...
1361: my $currentURL;
1362: if ($helper->{'VARS'}->{'construction'} ne '1') {
1363: #prins published resource
1364: $currentURL=$helper->{'VARS'}->{'postdata'};
1365: } else {
1366: #prins resource from the construction space
1367: $currentURL=$helper->{'VARS'}->{'filename'};
1368: $currentURL=~s/\/home\//\/~/;
1369: $currentURL=~s/public_html\///;
1370: }
1371: $selectionmade = 1;
1372: if ($currentURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
1373: my %moreenv;
1374: $moreenv{'request.filename'}=$currentURL;
1375: my %form;
1376: $form{'grade_target'}='tex';
1377: $form{'textwidth'}=$LaTeXwidth;
1378: my $rndseed=time;
1379: $form{'rndseed'}=$rndseed;
1380: &Apache::lonnet::appenv(%moreenv);
1381: my $texversion=&Apache::lonnet::ssi($currentURL,%form);
1382: &Apache::lonnet::delenv('form.counter');
1383: &Apache::lonnet::delenv('request.filename');
1384: if($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') {
1385: my %form;
1386: $form{'grade_target'}='answer';
1387: $form{'answer_output_mode'}='tex';
1388: $form{'rndseed'}=$rndseed;
1389: my $answer=&Apache::lonnet::ssi($currentURL,%form);
1390: # $r->print('<pre>'.$answer.'</pre>'); return OK;
1391: $texversion=~s/(\\end{document})/$answer$1/;
1392: }
1393: $result .= $texversion;
1394: if ($currentURL=~m/\.page\s*$/) {
1395: ($result,$number_of_columns) = &page_cleanup($result);
1396: }
1397: } else {
1398: # $result='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
1399: # if ($ENV{'form.url'}=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {
1400: # $result.=$1;
1401: # } else {
1402: # $result.=$ENV{'form.url'};
1403: # }
1404: # $result.=' \end{document}'
1405: }
1406: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or
1407: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or
1408: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems')) {
1409: #-- produce an output string
1410: my $flag_latex_header_remove = 'NO';
1411: my $flag_page_in_sequence = 'NO';
1412: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1413: for (my $i=0;$i<=$#master_seq;$i++) {
1414: $master_seq[$i]=~/___\d+___(.*)$/;
1415: my $urlp='/res/'.$1;
1416: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') {
1417: $selectionmade = 2;
1418: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') {
1419: $selectionmade = 3;
1420: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') {
1421: $selectionmade = 4;
1422: }
1423: my %form;
1424: $form{'grade_target'}='tex';
1425: $form{'textwidth'}=$LaTeXwidth;
1426: $form{'symb'}=$master_seq[$i];
1427: #&Apache::lonnet::logthis("Trying to get $urlp with symb $master_seq[$i]");
1428: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1429: if ($urlp=~/\.page$/) {
1430: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
1431: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;}
1432: $texversion =~ s/\\end{document}\d*/\\end{document}/;
1433: $flag_page_in_sequence = 'YES';
1434: }
1435: if ($flag_latex_header_remove ne 'NO') {
1436: $texversion = &latex_header_footer_remove($texversion);
1437: } else {
1438: $texversion =~ s/\\end{document}//;
1439: }
1440: $result .= $texversion;
1441: $flag_latex_header_remove = 'YES';
1442: }
1443: &Apache::lonnet::delenv('form.counter');
1444: if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}
1445: $result .= '\end{document}';
1446: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') {
1447: #-- prints assignments for whole class or for selected students
1448: $selectionmade=5;
1449: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'};
1450: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'};
1451: #loop over students
1452: my $flag_latex_header_remove = 'NO';
1453: my %moreenv;
1454: $moreenv{'form.textwidth'}=$LaTeXwidth;
1455: &Apache::lonnet::appenv(%moreenv);
1456: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
1457: foreach my $person (@students) {
1458: my $current_output = '';
1459: # my ($usersection,$username,$userdomain) = split /:/,$person;
1460: my ($username,$userdomain) = split /:/,$person;
1461: my $fullname = &get_name($username,$userdomain);
1462: #goes through all resources, checks if they are available for current student, and produces output
1463: foreach my $curresline (@master_seq) {
1464: if ($curresline=~ m/\.(problem|exam|quiz|assess|survey|form|library)$/) {
1465: my ($map,$id,$res_url) = split(/___/,$curresline);
1466: if (&Apache::lonnet::allowed('bre',$res_url)) {
1467: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,
1468: $ENV{'request.course.id'},'tex');
1469: if ($flag_latex_header_remove eq 'YES') {
1470: $rendered = &latex_header_footer_remove($rendered);
1471: } else {
1472: $rendered =~ s/\\end{document}//;
1473: }
1474: $current_output .= $rendered;
1475: }
1476: $flag_latex_header_remove = 'YES';
1477: }
1478: }
1479: my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1480: if ($current_output=~/\\documentclass/) {
1481: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\vskip 3 mm /;
1482: } else {
1483: my $blanspages = '';
1484: for (my $j=0;$j<$helper->{'VARS'}->{'EMPTY_PAGES'};$j++) {$blanspages.='\clearpage\strut\clearpage';}
1485: $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License }\\newpage \\vskip 3mm'.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\\lhead{\\textit{\\textbf{'.$fullname.'}} - '.$courseidinfo.' \\hfill \\thepage \\\\ \\textit{'.$assignment.'}}\hskip 1.4in } \vskip 5 mm '.$current_output;
1486: }
1487: $result .= $current_output;
1488: &Apache::lonnet::delenv('form.counter');
1489: &Apache::lonxml::init_counter();
1490: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
1491: 'last student '.$fullname);
1492: }
1493: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1494: $result .= '\end{document}';
1495: &Apache::lonnet::delenv('form.textwidth');
1496: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') {
1497: #prints selected problems from the subdirectory
1498: $selectionmade = 6;
1499: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'};
1500: @list_of_files=sort @list_of_files;
1501: my $flag_latex_header_remove = 'NO';
1502: for (my $i=0;$i<=$#list_of_files;$i++) {
1503: my $urlp = $list_of_files[$i];
1504: if ($urlp=~/\//) {
1505: my %form;
1506: $form{'grade_target'}='tex';
1507: $form{'textwidth'}=$LaTeXwidth;
1508: if ($urlp =~ m|/home/([^/]+)/public_html|) {
1509: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
1510: } else {
1511: $urlp =~ s|^/home/httpd/html||;
1512: }
1513: my $texversion=&Apache::lonnet::ssi($urlp,%form);
1514: #this chunck is responsible for printing the path to problem
1515: my $newurlp = '';
1516: my $HowMany = length($urlp)*2;
1517: if ($HowMany > $LaTeXwidth) {
1518: my @temporrary = split '/',$urlp;
1519: my $HowManyNew = 0;
1520: for (my $ii=0;$ii<=$#temporrary;$ii++) {
1521: if ($temporrary[$ii] ne '') {
1522: $HowManyNew += length($temporrary[$ii])*2;
1523: if ($HowManyNew < $LaTeXwidth ) {
1524: $newurlp .= '/'.$temporrary[$ii];
1525: } else {
1526: $HowManyNew = 0;
1527: $newurlp .= '|\vskip -1 mm \noindent \verb|';
1528: $ii--;
1529: }
1530: }
1531: }
1532: }
1533: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;
1534: if ($flag_latex_header_remove ne 'NO') {
1535: $texversion = &latex_header_footer_remove($texversion);
1536: } else {
1537: $texversion =~ s/\\end{document}//;
1538: }
1539: $result .= $texversion;
1540: }
1541: $flag_latex_header_remove = 'YES';
1542: }
1543: $result .= '\end{document}';
1544: }
1545: #-------------------------------------------------------- corrections for the different page formats
1546: $result = &page_format_transformation_new($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'});
1547: # if ($layout eq 'CBI') {
1548: # $laystyle = 'album';
1549: # }
1550: $result = &latex_corrections($number_of_columns,$result);
1551: # #changes page's parameters for the one column output
1552: # if ($ENV{'form.numberofcolumns'} == 1) {
1553: # $result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
1554: # $result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
1555: # $result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
1556: # $result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
1557: # }
1558: #-- writing .tex file in prtspool
1559: my $temp_file;
1560: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
1561: unless ($temp_file = Apache::File->new('>'.$filename)) {
1562: $r->log_error("Couldn't open $filename for output $!");
1563: return SERVER_ERROR;
1564: }
1565: print $temp_file $result;
1566:
1567: #<meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1568: $r->print(<<FINALEND);
1569: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
1570: </body>
1571: </html>
1572: FINALEND
1573: }
1574:
1575:
1576:
1577: sub handler {
1578:
1579: my $r = shift;
1580: my $helper;
1581:
1582: # A hook for me to work without disturbing Alex.
1583: if (!$ENV{'form.jeremy'}) {
1584: my $result = printHelper($r);
1585: if (!ref($result)) {
1586: return $result;
1587: }
1588: $helper = $result;
1589:
1590:
1591:
1592: my $key;
1593: foreach $key (keys %{$helper->{'VARS'}}) {
1594: $r->print(' '.$key.'->'.$helper->{'VARS'}->{$key}.'<-<br />');
1595: }
1596: # return OK;
1597:
1598:
1599: &output_data_new($r,$helper);
1600:
1601:
1602:
1603:
1604:
1605:
1606: return OK;
1607: }
1608: # my $loaderror=&Apache::lonnet::overloaderror($r);
1609: # if ($loaderror) { return $loaderror; }
1610: # $loaderror=
1611: # &Apache::lonnet::overloaderror($r,
1612: # $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
1613: # if ($loaderror) { return $loaderror; }
1614:
1615: $r->content_type('text/html');
1616: $r->send_http_header;
1617: $r->print(&Apache::loncommon::bodytag("Printing"));
1618:
1619: if ($ENV{'request.course.id'}) {
1620: my $fn=$ENV{'request.course.fn'};
1621: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1622: }
1623:
1624: #-- start form
1625: &headerform($r);
1626: #-- menu for output
1627: unless ($ENV{'form.phase'}) {
1628: &menu_for_output($r);
1629: }
1630: #-- additional menu for class printing
1631: if ($ENV{'form.phase'} eq 'two') {
1632: if($ENV{'form.choice'} eq 'Standard LaTeX output for whole primary sequence') {
1633: &sequence_content_menu(0,$r);
1634: } elsif($ENV{'form.choice'} eq 'Standard LaTeX output for the primary sequence') {
1635: &sequence_content_menu(1,$r);
1636: } elsif($ENV{'form.choice'} eq 'All class print') {
1637: &additional_class_menu($r);
1638: } elsif($ENV{'form.choice'} eq 'Subdirectory print') {
1639: &problem_choice_menu($r);
1640: } else {
1641: $ENV{'form.phase'} = 'three';
1642: }
1643: }
1644: #-- additional menu for page layout (one column case)
1645: if ($ENV{'form.phase'} eq 'three') {
1646: if($ENV{'form.numberofcolumns'} == 1) {
1647: &additional_print_menu($r);
1648: } else {
1649: $ENV{'form.phase'} = 'four';
1650: }
1651: }
1652: #-- core part
1653: if ($ENV{'form.phase'} eq 'four') {
1654: &output_data($r);
1655: }
1656: untie %hash;
1657: return OK;
1658:
1659: }
1660:
1661: use Apache::lonhelper;
1662:
1663: sub printHelper {
1664: my $r = shift;
1665:
1666: if ($ENV{'request.course.id'}) {
1667: my $fn=$ENV{'request.course.fn'};
1668: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1669: }
1670:
1671: if ($r->header_only) {
1672: if ($ENV{'browser.mathml'}) {
1673: $r->content_type('text/xml');
1674: } else {
1675: $r->content_type('text/html');
1676: }
1677: $r->send_http_header;
1678: return OK;
1679: }
1680:
1681: # Send header, nocache
1682: if ($ENV{'browser.mathml'}) {
1683: $r->content_type('text/xml');
1684: } else {
1685: $r->content_type('text/html');
1686: }
1687: &Apache::loncommon::no_cache($r);
1688: $r->send_http_header;
1689: $r->rflush();
1690:
1691: # Unfortunately, this helper is so complicated we have to
1692: # write it by hand
1693:
1694: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1695:
1696: my $helper = Apache::lonhelper::helper->new("Printing Wizard");
1697: $helper->declareVar('symb');
1698: $helper->declareVar('postdata');
1699: $helper->declareVar('filename');
1700: $helper->declareVar('construction');
1701:
1702: # This will persistently load in the data we want from the
1703: # very first screen.
1704: # Detect whether we're coming from construction space
1705: if ($ENV{'form.postdata'} =~ /http:\/\// ) {
1706: $ENV{'form.postdata'} =~ /http:\/\/[a-zA-Z.]+\/~([a-zA-Z0-9]+)\/(.*)/;
1707: $helper->{VARS}->{'filename'} = "/home/$1/public_html/$2";
1708: $helper->{VARS}->{'construction'} = 1;
1709: } else {
1710: if ($ENV{'form.postdata'}) {
1711: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($ENV{'form.postdata'});
1712: }
1713: if ($ENV{'form.symb'}) {
1714: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1715: }
1716: if ($ENV{'form.url'}) {
1717: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1718: }
1719: }
1720:
1721: if ($ENV{'form.symb'}) {
1722: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1723: }
1724: if ($ENV{'form.url'}) {
1725: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'});
1726:
1727: }
1728:
1729: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
1730: $helper->{VARS}->{'assignment'} = $sequenceTitle;
1731:
1732:
1733: # Extract map
1734: my $symb = $helper->{VARS}->{'symb'};
1735: my ($map, $id, $url);
1736: my $subdir;
1737:
1738: # Get the resource name from construction space
1739: if ($helper->{VARS}->{'construction'}) {
1740: $resourceTitle = substr($helper->{VARS}->{'filename'},
1741: rindex($helper->{VARS}->{'filename'}, '/')+1);
1742: $subdir = substr($helper->{VARS}->{'filename'},
1743: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1);
1744: } else {
1745: ($map, $id, $url) = split(/___/, $symb);
1746: $helper->{VARS}->{'postdata'} = Apache::lonnet::clutter($url);
1747:
1748: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1749: my $url = $helper->{VARS}->{'postdata'};
1750: $resourceTitle = substr($url, rindex($url, '/') + 1);
1751: }
1752: $subdir = &Apache::lonnet::filelocation("", $url);
1753: }
1754:
1755: Apache::lonhelper::registerHelperTags();
1756:
1757: # "Delete everything after the last slash."
1758: $subdir =~ s|/[^/]+$||;
1759: if (not $helper->{VARS}->{'construction'}) {
1760: $subdir='/home/httpd/html/res/'.$subdir;
1761: }
1762:
1763:
1764: # What can be printed is a very dynamic decision based on
1765: # lots of factors. So we need to dynamically build this list.
1766: # To prevent security leaks, states are only added to the wizard
1767: # if they can be reached, which ensures manipulating the form input
1768: # won't allow anyone to reach states they shouldn't have permission
1769: # to reach.
1770:
1771: # printChoices is tracking the kind of printing the user can
1772: # do, and will be used in a choices construction later.
1773: # In the meantime we will be adding states and elements to
1774: # the helper by hand.
1775: my $printChoices = [];
1776: my $paramHash;
1777:
1778: if ($resourceTitle) {
1779: push @{$printChoices}, ["<b>$resourceTitle</b> (prints what you just saw on the screen)", 'current_document', 'PAGESIZE'];
1780: }
1781:
1782: $r->print($helper->{VARS}->{'postdata'});
1783:
1784: # If we're in a sequence...
1785: if ($helper->{'VARS'}->{'construction'} ne '1') {
1786: # Allow problems from sequence
1787: push @{$printChoices}, ["Problem(s) from <b>$sequenceTitle</b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1788: # Allow all resources from sequence
1789: push @{$printChoices}, ["Everything (problem(s), page(s), html/xml file(s)) from <b>$sequenceTitle</b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1790:
1791: my $isProblem = '$res->is_problem();';
1792: my $isProblemOrMap = '$res->is_problem() || $res->is_map()';
1793: my $isNotMap = '!$res->is_map();';
1794: my $symb = '$res->symb();';
1795: my $helperFragment = <<HELPERFRAGMENT;
1796: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print">
1797: <message>(mark them then click "next" button) <br /></message>
1798: <resource variable="RESOURCES" multichoice="1" toponly='1'>
1799: <nextstate>PAGESIZE</nextstate>
1800: <filterfunc>return $isProblem</filterfunc>
1801: <mapurl>$map</mapurl>
1802: <valuefunc>return $symb</valuefunc>
1803: </resource>
1804: </state>
1805:
1806: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print">
1807: <message>(mark them then click "next" button) <br /></message>
1808: <resource variable="RESOURCES" multichoice="1" toponly='1'>
1809: <nextstate>PAGESIZE</nextstate>
1810: <filterfunc>return $isNotMap;</filterfunc>
1811: <mapurl>$map</mapurl>
1812: <valuefunc>return $symb</valuefunc>
1813: </resource>
1814: </state>
1815: HELPERFRAGMENT
1816:
1817: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1818: }
1819:
1820: # If the user is priviledged, allow them to print all
1821: # problems in the course, optionally for selected students
1822: if (($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) and ($helper->{VARS}->{'postdata'}=~/\/res\//)) {
1823: push @{$printChoices}, ['<b>Problems</b> in this course', 'all_problems', 'ALL_PROBLEMS'];
1824: push @{$printChoices}, ["Problems from <b>$sequenceTitle</b> for selected students", 'problems_for_students', 'CHOOSE_STUDENTS'];
1825:
1826: my $isProblem = '$res->is_problem();';
1827: my $isProblemOrMap = '$res->is_problem() || $res->is_map()';
1828: my $symb = '$res->symb();';
1829: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1830: <state name="ALL_PROBLEMS" title="Select Problem(s) to print">
1831: <message>(mark them then click "next" button) <br /></message>
1832: <resource variable="RESOURCES" multichoice="1">
1833: <nextstate>PAGESIZE</nextstate>
1834: <filterfunc>return $isProblemOrMap</filterfunc>
1835: <choicefunc>return $isProblem</choicefunc>
1836: <valuefunc>return $symb</valuefunc>
1837: </resource>
1838: </state>
1839:
1840: <state name="CHOOSE_STUDENTS" title="Choose Students whose assignments you want to print">
1841: <message>(do not forget to select assignment itself - make another selection below) <br /></message>
1842: <student multichoice='1' variable="STUDENTS" nextstate="PAGESIZE" />
1843: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message>
1844: <resource variable="RESOURCES" multichoice="1">
1845: <filterfunc>return $isProblem</filterfunc>
1846: <mapurl>$map</mapurl>
1847: <valuefunc>return $symb</valuefunc>
1848: </resource>
1849: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message>
1850: <choices variable="EMPTY_PAGES">
1851: <choice computer='0'>Print students assignments without separations (as uniform flow)</choice>
1852: <choice computer='1'>Start student assignment from new page (add pagefeed after each student)</choice>
1853: <choice computer='2'>Add one emty page after each student assignment</choice>
1854: <choice computer='3'>Add two emty page after each student assignment</choice>
1855: </choices>
1856: </state>
1857: CHOOSE_STUDENTS
1858: }
1859:
1860: # FIXME: That RE should come from a library somewhere.
1861: if (((&Apache::lonnet::allowed('bre',$subdir) eq 'F') and ($helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) or defined $helper->{'VARS'}->{'construction'}) {
1862: push @{$printChoices}, ["Problems from current subdirectory <b>$subdir</b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1863:
1864: my $f = '$filename';
1865: my $xmlfrag = <<CHOOSE_FROM_SUBDIR;
1866: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$subdir</small></b> to print">
1867: <message>(mark them then click "next" button) <br /></message>
1868: <files variable="FILES" multichoice='1'>
1869: <nextstate>PAGESIZE</nextstate>
1870: <filechoice>return '$subdir';</filechoice>
1871: CHOOSE_FROM_SUBDIR
1872:
1873: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR';
1874: <filefilter>return $filename =~
1875: m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/;
1876: </filefilter>
1877: </files>
1878: </state>
1879: CHOOSE_FROM_SUBDIR
1880: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag);
1881: }
1882:
1883: # Generate the first state, to select which resources get printed.
1884: Apache::lonhelper::state->new("START", "What do you want to print? Make a choice.");
1885: $paramHash = Apache::lonhelper::getParamHash();
1886: $paramHash->{MESSAGE_TEXT} = "";
1887: Apache::lonhelper::message->new();
1888: $paramHash = Apache::lonhelper::getParamHash();
1889: $paramHash->{'variable'} = 'PRINT_TYPE';
1890: $helper->declareVar('PRINT_TYPE');
1891: $paramHash->{CHOICES} = $printChoices;
1892: Apache::lonhelper::choices->new();
1893:
1894: if ($ENV{'request.role.adv'}) {
1895: $paramHash = Apache::lonhelper::getParamHash();
1896: $paramHash->{MESSAGE_TEXT} = "<br /><big><b><i>Next option is available only for advanced users:</i></b></big><br />";
1897: Apache::lonhelper::message->new();
1898: $paramHash = Apache::lonhelper::getParamHash();
1899: $paramHash->{'variable'} = 'ANSWER_TYPE';
1900: $helper->declareVar('ANSWER_TYPE');
1901: $paramHash->{CHOICES} = [
1902: ['Print without answer', 'yes'],
1903: ['Print with answers', 'no'] ];
1904: Apache::lonhelper::choices->new();
1905: }
1906:
1907: Apache::lonprintout::page_format_state->new("FORMAT");
1908:
1909: # Generate the PAGESIZE state which will offer the user the margin
1910: # choices if they select one column
1911: Apache::lonhelper::state->new("PAGESIZE", "Set Margins");
1912: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL');
1913:
1914:
1915: $helper->process();
1916:
1917: # MANUAL BAILOUT CONDITION:
1918: # If we're in the "final" state, bailout and return to handler
1919: if ($helper->{STATE} eq 'FINAL') {
1920: return $helper;
1921: }
1922:
1923: $r->print($helper->display());
1924:
1925: Apache::lonhelper::unregisterHelperTags();
1926:
1927: untie %hash;
1928:
1929: return OK;
1930: }
1931:
1932:
1933: 1;
1934:
1935: package Apache::lonprintout::page_format_state;
1936:
1937: =pod
1938:
1939: =head1 Helper element: page_format_state
1940:
1941: See lonhelper.pm documentation for discussion of the helper framework.
1942:
1943: Apache::lonprintout::page_format_state is an element that gives the
1944: user an opportunity to select the page layout they wish to print
1945: with: Number of columns, portrait/landscape, and paper size. If you
1946: want to change the paper size choices, change the @paperSize array
1947: contents in this package.
1948:
1949: page_format_state is always directly invoked in lonprintout.pm, so there
1950: is no tag interface. You actually pass parameters to the constructor.
1951:
1952: =over 4
1953:
1954: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1955:
1956: =back
1957:
1958: =cut
1959:
1960: use Apache::lonhelper;
1961:
1962: no strict;
1963: @ISA = ("Apache::lonhelper::element");
1964: use strict;
1965:
1966: my $maxColumns = 2;
1967: my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
1968: "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
1969: "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]",
1970: "A5 [148x210 mm]", "A6 [105x148 mm]" );
1971:
1972: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
1973: # Paper type
1974:
1975: sub new {
1976: my $self = Apache::lonhelper::element->new();
1977:
1978: shift;
1979:
1980: $self->{'variable'} = shift;
1981: my $helper = Apache::lonhelper::getHelper();
1982: $helper->declareVar($self->{'variable'});
1983: bless($self);
1984: return $self;
1985: }
1986:
1987: sub render {
1988: my $self = shift;
1989: my $helper = Apache::lonhelper::getHelper();
1990: my $result = '';
1991: my $var = $self->{'variable'};
1992:
1993: $result .= <<STATEHTML;
1994:
1995: <p><big><i><b>What page format do you prefer?</b></i></big></p>
1996: <table cellpadding="3">
1997: <tr>
1998: <td align="center"><b>Page layout</b></td>
1999: <td align="center"><b>Number of columns</b></td>
2000: <td align="center"><b>Paper type</b></td>
2001: </tr>
2002: <tr>
2003: <td>
2004: <input type="radio" name="${var}.layout" value="L" /> Landscape<br />
2005: <input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait
2006: </td>
2007: <td align="center">
2008: <select name="${var}.cols">
2009: STATEHTML
2010:
2011: my $i;
2012: for ($i = 1; $i <= $maxColumns; $i++) {
2013: if ($i == 2) {
2014: $result .= "<option value='$i' selected>$i</option>\n";
2015: } else {
2016: $result .= "<option value='$i'>$i</option>\n";
2017: }
2018: }
2019:
2020: $result .= "</select></td><td>\n";
2021: $result .= "<select name='${var}.paper'>\n";
2022:
2023: $i = 0;
2024: foreach (@paperSize) {
2025: if ($i == 0) {
2026: $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n";
2027: } else {
2028: $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n";
2029: }
2030: $i++;
2031: }
2032:
2033: $result .= "</select></td></tr></table>";
2034: return $result;
2035: }
2036:
2037: sub postprocess {
2038: my $self = shift;
2039:
2040: my $var = $self->{'variable'};
2041: my $helper = Apache::lonhelper->getHelper();
2042: $helper->{VARS}->{$var} =
2043: $ENV{"form.$var.layout"} . '|' . $ENV{"form.$var.cols"} . '|' .
2044: $ENV{"form.$var.paper"};
2045: return 1;
2046: }
2047:
2048: 1;
2049:
2050: package Apache::lonprintout::page_size_state;
2051:
2052: =pod
2053:
2054: =head1 Helper element: page_size_state
2055:
2056: See lonhelper.pm documentation for discussion of the helper framework.
2057:
2058: Apache::lonprintout::page_size_state is an element that gives the
2059: user the opportunity to further refine the page settings if they
2060: select a single-column page.
2061:
2062: page_size_state is always directly invoked in lonprintout.pm, so there
2063: is no tag interface. You actually pass parameters to the constructor.
2064:
2065: =over 4
2066:
2067: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
2068:
2069: =back
2070:
2071: =cut
2072:
2073: use Apache::lonhelper;
2074:
2075: no strict;
2076: @ISA = ("Apache::lonhelper::element");
2077: use strict;
2078:
2079:
2080:
2081: sub new {
2082: my $self = Apache::lonhelper::element->new();
2083:
2084: shift; # disturbs me (probably prevents subclassing) but works (drops
2085: # package descriptor)... - Jeremy
2086:
2087: $self->{'variable'} = shift;
2088: my $helper = Apache::lonhelper::getHelper();
2089: $helper->declareVar($self->{'variable'});
2090:
2091: # The variable name of the format element, so we can look into
2092: # $helper->{VARS} to figure out whether the columns are one or two
2093: $self->{'formatvar'} = shift;
2094:
2095: # The state to transition to after selection, or after discovering
2096: # the cols are not set to 1
2097: $self->{NEXTSTATE} = shift;
2098: bless($self);
2099: return $self;
2100: }
2101:
2102: sub render {
2103: my $self = shift;
2104: my $helper = Apache::lonhelper::getHelper();
2105: my $result = '';
2106: my $var = $self->{'variable'};
2107:
2108: if (defined $self->{ERROR_MSG}) {
2109: $result .= '<br /><font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br />';
2110: }
2111:
2112: $result .= <<ELEMENTHTML;
2113:
2114: <p>How should the column be formatted?</p>
2115:
2116: <table cellpadding='3'>
2117: <tr>
2118: <td align='right'><b>Width</b>:</td>
2119: <td align='left'><input type='text' name='$var.width' value='18' size='4'></td>
2120: <td align='left'>
2121: <select name='$var.widthunit'>
2122: <option>cm</option><option>in</option>
2123: </select>
2124: </td>
2125: </tr>
2126: <tr>
2127: <td align='right'><b>Height</b>:</td>
2128: <td align='left'><input type='text' name="$var.height" value="25.9" size='4'></td>
2129: <td align='left'>
2130: <select name='$var.heightunit'>
2131: <option>cm</option><option>in</option>
2132: </select>
2133: </td>
2134: </tr>
2135: <tr>
2136: <td align='right'><b>Left margin</b>:</td>
2137: <td align='left'><input type='text' name='$var.lmargin' value='-1.5' size='4'></td>
2138: <td align='left'>
2139: <select name='$var.heightunit'>
2140: <option>cm</option><option>in</option>
2141: </select>
2142: </td>
2143: </tr>
2144: </table>
2145:
2146: <p>Hint: Some instructors like to leave scratch space for the student by
2147: making the width much smaller then the width of the page.</p>
2148:
2149: ELEMENTHTML
2150:
2151: return $result;
2152: }
2153:
2154: # If the user didn't select 1 column, skip this state.
2155: sub preprocess {
2156: my $self = shift;
2157: my $helper = Apache::lonhelper::getHelper();
2158:
2159: my $format = $helper->{VARS}->{$self->{'formatvar'}};
2160: if (substr($format, 2, 1) ne '1') {
2161: $helper->changeState($self->{NEXTSTATE});
2162: }
2163:
2164: return 1;
2165: }
2166:
2167: sub postprocess {
2168: my $self = shift;
2169:
2170: my $var = $self->{'variable'};
2171: my $helper = Apache::lonhelper->getHelper();
2172: my $width = $helper->{VARS}->{$var .'.width'} = $ENV{"form.${var}.width"};
2173: my $height = $helper->{VARS}->{$var .'.height'} = $ENV{"form.${var}.height"};
2174: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $ENV{"form.${var}.lmargin"};
2175: $helper->{VARS}->{$var .'.widthunit'} = $ENV{"form.${var}.widthunit"};
2176: $helper->{VARS}->{$var .'.heightunit'} = $ENV{"form.${var}.heightunit"};
2177: $helper->{VARS}->{$var .'.lmarginunit'} = $ENV{"form.${var}.lmarginunit"};
2178:
2179: my $error = '';
2180:
2181: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed
2182: # by an optional period, followed by digits, ending the string
2183:
2184: if ($width !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2185: $error .= "Invalid width; please type only a number.<br />\n";
2186: }
2187: if ($height !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2188: $error .= "Invalid height; please type only a number.<br />\n";
2189: }
2190: if ($lmargin !~ /^-?[0-9]+(\.[0-9]*)?$/) {
2191: $error .= "Invalid left margin; please type only a number.<br />\n";
2192: }
2193:
2194: if (!$error) {
2195: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE});
2196: return 1;
2197: } else {
2198: $self->{ERROR_MSG} = $error;
2199: return 0;
2200: }
2201: }
2202:
2203:
2204:
2205: __END__
2206:
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