File:
[LON-CAPA] /
loncom /
interface /
lonprintout.pm
Revision
1.131:
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Tue Apr 22 19:54:39 2003 UTC (21 years, 4 months ago) by
bowersj2
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Helper interface for lonprintout.pm mostly working on the helper end.
Still need multi-choice resource selections, multi-choice resource
selection shortcuts, and to check the directory file selection code.
1: # The LearningOnline Network
2: # Printout
3: #
4: # $Id: lonprintout.pm,v 1.131 2003/04/22 19:54:39 bowersj2 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: $moreenv{'form.grade_target'}='tex';
485: if (&Apache::lonnet::allowed('bre',$ENV{'form.url'})) {
486: $ENV{'form.url'}=~s/http:\/\/[^\/]+//;
487: }
488: $moreenv{'request.filename'}=$ENV{'form.url'};
489: $moreenv{'form.textwidth'}=$LaTeXwidth;
490: &Apache::lonnet::appenv(%moreenv);
491: my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
492: &Apache::lonnet::delenv('form.grade_target','form.textwidth','form.counter');
493: $result .= $texversion;
494: if ($ENV{'form.url'}=~m/\.page\s*$/) {
495: ($result,$number_of_columns) = &page_cleanup($result);
496: }
497: } else {
498: $result='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
499: if ($ENV{'form.url'}=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {
500: $result.=$1;
501: } else {
502: $result.=$ENV{'form.url'};
503: }
504: $result.=' \end{document}'
505: }
506: } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or
507: $choice eq 'Standard LaTeX output for whole primary sequence') {
508: #-- minimal sequence to which the current document belongs
509: #-- where is the primary sequence containing file?
510: my @master_seq = ();
511: for (my $i=0; $i<$ENV{'form.numberoffiles'};$i++) {
512: if ($ENV{'form.whatfile'.$i}=~/\S/) {
513: push @master_seq,$ENV{'form.whatfile'.$i};
514: }
515: }
516: #-- produce an output string
517: my $flag_latex_header_remove = 'NO';
518: my $flag_page_in_sequence = 'NO';
519: for (my $i=0;$i<=$#master_seq;$i++) {
520: my ($urlp,$symb) = split /&&/, $master_seq[$i];
521: if ($choice eq 'Standard LaTeX output for the primary sequence') {
522: $selectionmade = 2;
523: } elsif ($choice eq 'Standard LaTeX output for whole primary sequence') {
524: $selectionmade = 3;
525: }
526: my %moreenv;
527: $moreenv{'form.grade_target'}='tex';
528: $moreenv{'form.textwidth'}=$LaTeXwidth;
529: &Apache::lonnet::appenv(%moreenv);
530: #&Apache::lonnet::logthis("Trying to get $urlp with symb $symb");
531: my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
532: &Apache::lonnet::delenv('form.grade_target','form.textwidth');
533: if ($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 %moreenv;
567: $moreenv{'form.grade_target'}='tex';
568: $moreenv{'form.textwidth'}=$LaTeXwidth;
569: &Apache::lonnet::appenv(%moreenv);
570: my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
571: &Apache::lonnet::delenv('form.grade_target','form.textwidth');
572: if ($flag_latex_header_remove ne 'NO') {
573: $texversion = &latex_header_footer_remove($texversion);
574: } else {
575: $texversion =~ s/\\end{document}//;
576: }
577: $result .= $texversion;
578: $flag_latex_header_remove = 'YES';
579: }
580: }
581: }
582: $result .= '\end{document}';
583: } elsif ($choice eq 'All class print') {
584: #-- prints assignments for whole class or for selected students
585: $selectionmade = 5;
586: my @students = ();
587: for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
588: if ($ENV{'form.whomtoprint'.$i}=~/:/) {
589: push @students,$ENV{'form.whomtoprint'.$i};
590: }
591: }
592: #where is the primary sequence containing current resource (the same for all students)?
593: my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
594: my @sequence = split('___',$symbolic);
595: my $primary_sequence;
596:
597: $primary_sequence=&Apache::lonnet::clutter($sequence[0]);
598: my @master_seq = &coming_from_hash($primary_sequence);
599: for (my $i=0;$i<=$#master_seq;$i++) {
600: my ($path,$title,$symb) = split /&&/,$master_seq[$i];
601: $master_seq[$i] = $path.'&&'.$symb;
602: }
603: #loop over students
604: my $flag_latex_header_remove = 'NO';
605: my %moreenv;
606: $moreenv{'form.textwidth'}=$LaTeXwidth;
607: &Apache::lonnet::appenv(%moreenv);
608: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1);
609: foreach my $person (@students) {
610: my $current_output = '';
611: my ($usersection,$username,$userdomain) = split /:/,$person;
612: my $fullname = &get_name($username,$userdomain);
613: #goes through all resources, checks if they are available for current student, and produces output
614: foreach my $curresline (@master_seq) {
615: my ($curres,$symb) = split /&&/, $curresline;
616: if ($curres=~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
617: my ($map,$id,$res_url) = split(/___/,$symb);
618: if (&Apache::lonnet::allowed('bre',$res_url)) {
619: my $rendered = &Apache::loncommon::get_student_view($symb,$username,$userdomain,
620: $ENV{'request.course.id'},'tex');
621: if ($flag_latex_header_remove eq 'YES') {
622: $rendered = &latex_header_footer_remove($rendered);
623: } else {
624: $rendered =~ s/\\end{document}//;
625: }
626: $current_output .= $rendered;
627: }
628: $flag_latex_header_remove = 'YES';
629: }
630: }
631: my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
632: if ($current_output=~/\\documentclass/) {
633: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{} \\begin{document}\\noindent\\lhead{\\textit{\\textbf{$fullname}} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\vskip 3 mm /;
634: } else {
635: my $blanspages = '';
636: for (my $j=0;$j<$ENV{'form.addedpages'};$j++) {$blanspages.='\clearpage\strut\clearpage';}
637: $current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$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;
638: }
639: $result .= $current_output;
640: &Apache::lonnet::delenv('form.counter');
641: &Apache::lonxml::init_counter();
642: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
643: 'last student '.$fullname);
644: }
645: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
646: $result .= '\end{document}';
647: &Apache::lonnet::delenv('form.textwidth');
648: } elsif ($choice eq 'Subdirectory print') {
649: #prints selected problems from the subdirectory
650: $selectionmade = 6;
651: my @list_of_files = ();
652: for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
653: if ($ENV{'form.whattoprint'.$i}=~/^\//) {
654: push @list_of_files,$ENV{'form.whattoprint'.$i};
655: }
656: }
657: my $flag_latex_header_remove = 'NO';
658: for (my $i=0;$i<=$#list_of_files;$i++) {
659: my $urlp = $list_of_files[$i];
660: if ($urlp=~/\//) {
661: my %moreenv;
662: $moreenv{'form.grade_target'}='tex';
663: $moreenv{'form.textwidth'}=$LaTeXwidth;
664: &Apache::lonnet::appenv(%moreenv);
665: if ($urlp =~ m|/home/([^/]+)/public_html|) {
666: $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
667: } else {
668: $urlp =~ s|^/home/httpd/html||;
669: }
670: my $texversion=&Apache::lonnet::ssi($urlp);
671: &Apache::lonnet::delenv('form.grade_target','form.textwidth');
672: #this chunck is responsible for printing the path to problem
673: my $newurlp = '';
674: my $HowMany = length($urlp)*2;
675: if ($HowMany > $LaTeXwidth) {
676: my @temporrary = split '/',$urlp;
677: my $HowManyNew = 0;
678: for (my $ii=0;$ii<=$#temporrary;$ii++) {
679: if ($temporrary[$ii] ne '') {
680: $HowManyNew += length($temporrary[$ii])*2;
681: if ($HowManyNew < $LaTeXwidth ) {
682: $newurlp .= '/'.$temporrary[$ii];
683: } else {
684: $HowManyNew = 0;
685: $newurlp .= '|\vskip -1 mm \noindent \verb|';
686: $ii--;
687: }
688: }
689: }
690: }
691: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;
692: if ($flag_latex_header_remove ne 'NO') {
693: $texversion = &latex_header_footer_remove($texversion);
694: } else {
695: $texversion =~ s/\\end{document}//;
696: }
697: $result .= $texversion;
698: }
699: $flag_latex_header_remove = 'YES';
700: }
701: $result .= '\end{document}';
702: }
703: #-------------------------------------------------------- corrections for the different page formats
704: $result = &page_format_transformation($papersize,$layout,$numberofcolumns,$choice,$result,$assignment);
705: if ($layout eq 'CBI') {
706: $laystyle = 'album';
707: }
708: $result = &latex_corrections($number_of_columns,$result);
709: #changes page's parameters for the one column output
710: if ($ENV{'form.numberofcolumns'} == 1) {
711: $result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
712: $result =~ s/\\textheight 25\.9cm/\\textheight $ENV{'form.height'}/;
713: $result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
714: $result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
715: }
716: #-- writing .tex file in prtspool
717: my $temp_file;
718: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
719: unless ($temp_file = Apache::File->new('>'.$filename)) {
720: $r->log_error("Couldn't open $filename for output $!");
721: return SERVER_ERROR;
722: }
723: print $temp_file $result;
724: $r->print(<<FINALEND);
725: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$filename&$laystyle&$numberofcolumns&$selectionmade">
726: </body>
727: </html>
728: FINALEND
729: }
730:
731:
732: sub coming_from_hash {
733:
734: my $mainsequence = shift;
735: my @resourcelist = ();
736: my $mapid = $hash{'map_pc_'.$mainsequence};
737: my $mapstart = $hash{'map_start_'.$mainsequence};
738: my $mapfinish = $hash{'map_finish_'.$mainsequence};
739: my $current_resource = $mapstart;
740: while ($current_resource ne $mapfinish) {
741: if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
742: push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
743: } else {
744: my $presymb=&Apache::lonnet::declutter($mainsequence);
745: my $rid = $current_resource;
746: if ($rid=~/,/) {
747: my @rid = split /,/, $rid;
748: foreach my $rid_element (@rid) {
749: if ($rid_element =~ m/^$mapid\.(\d*)/) {
750: $rid = $1;
751: last;
752: }
753: }
754: } else {
755: $rid =~ m/^$mapid\.(\d*)/;
756: $rid = $1;
757: }
758: my $symb = $presymb.'___'.$rid.'___'.
759: &Apache::lonnet::declutter($hash{'src_'.$current_resource});
760: push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$hash{'title_'.$current_resource}.'&&'.$symb;
761: }
762: $current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
763: }
764: #needs if final resource in the map (type="finish") contains something
765: if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
766: push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
767: } else {
768: my $presymb=&Apache::lonnet::declutter($mainsequence);
769: my $rid = $current_resource;
770: if ($rid=~/,/) {
771: my @rid = split /,/, $rid;
772: foreach my $rid_element (@rid) {
773: if ($rid_element =~ m/^$mapid\.(\d*)/) {
774: $rid = $1;
775: last;
776: }
777: }
778: } else {
779: $rid =~ m/^$mapid\.(\d*)/;
780: $rid = $1;
781: }
782: my $symb = $presymb.'___'.$rid.'___'.
783: &Apache::lonnet::declutter($hash{'src_'.$current_resource});
784: push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$hash{'title_'.$current_resource}.'&&'.$symb;
785: }
786: $current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
787: return @resourcelist;
788: }
789:
790:
791: sub latex_header_footer_remove {
792: my $text = shift;
793: $text =~ s/\\end{document}//;
794: $text =~ s/\\documentclass([^&]*)\\begin{document}//;
795: return $text;
796: }
797:
798:
799: sub character_chart {
800: my $result = shift;
801: $result =~ s/&\#0?0?(7|9);//g;
802: $result =~ s/&\#0?(10|13);//g;
803: $result =~ s/&\#0?32;/ /g;
804: $result =~ s/&\#0?33;/!/g;
805: $result =~ s/&(\#0?34|quot);/\"/g;
806: $result =~ s/&\#0?35;/\\\#/g;
807: $result =~ s/&\#0?36;/\\\$/g;
808: $result =~ s/&\#0?37;/\\%/g;
809: $result =~ s/&(\#0?38|amp);/\\&/g;
810: $result =~ s/&\#(0?39|146);/\'/g;
811: $result =~ s/&\#0?40;/(/g;
812: $result =~ s/&\#0?41;/)/g;
813: $result =~ s/&\#0?42;/\*/g;
814: $result =~ s/&\#0?43;/\+/g;
815: $result =~ s/&\#(0?44|130);/,/g;
816: $result =~ s/&\#0?45;/-/g;
817: $result =~ s/&\#0?46;/\./g;
818: $result =~ s/&\#0?47;/\//g;
819: $result =~ s/&\#0?48;/0/g;
820: $result =~ s/&\#0?49;/1/g;
821: $result =~ s/&\#0?50;/2/g;
822: $result =~ s/&\#0?51;/3/g;
823: $result =~ s/&\#0?52;/4/g;
824: $result =~ s/&\#0?53;/5/g;
825: $result =~ s/&\#0?54;/6/g;
826: $result =~ s/&\#0?55;/7/g;
827: $result =~ s/&\#0?56;/8/g;
828: $result =~ s/&\#0?57;/9/g;
829: $result =~ s/&\#0?58;/:/g;
830: $result =~ s/&\#0?59;/;/g;
831: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
832: $result =~ s/&\#0?61;/\$=\$/g;
833: $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g;
834: $result =~ s/&\#0?63;/\?/g;
835: $result =~ s/&\#0?65;/A/g;
836: $result =~ s/&\#0?66;/B/g;
837: $result =~ s/&\#0?67;/C/g;
838: $result =~ s/&\#0?68;/D/g;
839: $result =~ s/&\#0?69;/E/g;
840: $result =~ s/&\#0?70;/F/g;
841: $result =~ s/&\#0?71;/G/g;
842: $result =~ s/&\#0?72;/H/g;
843: $result =~ s/&\#0?73;/I/g;
844: $result =~ s/&\#0?74;/J/g;
845: $result =~ s/&\#0?75;/K/g;
846: $result =~ s/&\#0?76;/L/g;
847: $result =~ s/&\#0?77;/M/g;
848: $result =~ s/&\#0?78;/N/g;
849: $result =~ s/&\#0?79;/O/g;
850: $result =~ s/&\#0?80;/P/g;
851: $result =~ s/&\#0?81;/Q/g;
852: $result =~ s/&\#0?82;/R/g;
853: $result =~ s/&\#0?83;/S/g;
854: $result =~ s/&\#0?84;/T/g;
855: $result =~ s/&\#0?85;/U/g;
856: $result =~ s/&\#0?86;/V/g;
857: $result =~ s/&\#0?87;/W/g;
858: $result =~ s/&\#0?88;/X/g;
859: $result =~ s/&\#0?89;/Y/g;
860: $result =~ s/&\#0?90;/Z/g;
861: $result =~ s/&\#0?91;/[/g;
862: $result =~ s/&\#0?92;/\$\\setminus\$/g;
863: $result =~ s/&\#0?93;/]/g;
864: $result =~ s/&\#(0?94|136);/\$\\wedge\$/g;
865: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g;
866: $result =~ s/&\#(0?96|145);/\`/g;
867: $result =~ s/&\#0?97;/a/g;
868: $result =~ s/&\#0?98;/b/g;
869: $result =~ s/&\#0?99;/c/g;
870: $result =~ s/&\#100;/d/g;
871: $result =~ s/&\#101;/e/g;
872: $result =~ s/&\#102;/f/g;
873: $result =~ s/&\#103;/g/g;
874: $result =~ s/&\#104;/h/g;
875: $result =~ s/&\#105;/i/g;
876: $result =~ s/&\#106;/j/g;
877: $result =~ s/&\#107;/k/g;
878: $result =~ s/&\#108;/l/g;
879: $result =~ s/&\#109;/m/g;
880: $result =~ s/&\#110;/n/g;
881: $result =~ s/&\#111;/o/g;
882: $result =~ s/&\#112;/p/g;
883: $result =~ s/&\#113;/q/g;
884: $result =~ s/&\#114;/r/g;
885: $result =~ s/&\#115;/s/g;
886: $result =~ s/&\#116;/t/g;
887: $result =~ s/&\#117;/u/g;
888: $result =~ s/&\#118;/v/g;
889: $result =~ s/&\#119;/w/g;
890: $result =~ s/&\#120;/x/g;
891: $result =~ s/&\#121;/y/g;
892: $result =~ s/&\#122;/z/g;
893: $result =~ s/&\#123;/\\{/g;
894: $result =~ s/&\#124;/\|/g;
895: $result =~ s/&\#125;/\\}/g;
896: $result =~ s/&\#126;/\~/g;
897: $result =~ s/&\#131;/\\textflorin /g;
898: $result =~ s/&\#132;/\"/g;
899: $result =~ s/&\#133;/\$\\ldots\$/g;
900: $result =~ s/&\#134;/\$\\dagger\$/g;
901: $result =~ s/&\#135;/\$\\ddagger\$/g;
902: $result =~ s/&\#137;/\\textperthousand /g;
903: $result =~ s/&\#140;/{\\OE}/g;
904: $result =~ s/&\#147;/\`\`/g;
905: $result =~ s/&\#148;/\'\'/g;
906: $result =~ s/&\#149;/\$\\bullet\$/g;
907: $result =~ s/&\#150;/--/g;
908: $result =~ s/&\#151;/---/g;
909: $result =~ s/&\#152;/\$\\sim\$/g;
910: $result =~ s/&\#153;/\\texttrademark /g;
911: $result =~ s/&\#156;/\\oe/g;
912: $result =~ s/&\#159;/\\\"Y/g;
913: $result =~ s/&(\#160|nbsp);//g;
914: $result =~ s/&(\#161|iexcl);/!\`/g;
915: $result =~ s/&(\#162|cent);/\\textcent /g;
916: $result =~ s/&(\#163|pound);/\\pounds /g;
917: $result =~ s/&(\#164|curren);/\\textcurrency /g;
918: $result =~ s/&(\#165|yen);/\\textyen /g;
919: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g;
920: $result =~ s/&(\#167|sect);/\\textsection /g;
921: $result =~ s/&(\#168|uml);/\\texthighdieresis /g;
922: $result =~ s/&(\#169|copy);/\\copyright /g;
923: $result =~ s/&(\#170|ordf);/\\textordfeminine /g;
924: $result =~ s/&(\#172|not);/\$\\neg\$/g;
925: $result =~ s/&(\#173|shy);/ - /g;
926: $result =~ s/&(\#174|reg);/\\textregistered /g;
927: $result =~ s/&(\#175|macr);/\$^{-}\$/g;
928: $result =~ s/&(\#176|deg);/\$^{\\circ}\$/g;
929: $result =~ s/&(\#177|plusmn);/\$\\pm\$/g;
930: $result =~ s/&(\#178|sup2);/\$^2\$/g;
931: $result =~ s/&(\#179|sup3);/\$^3\$/g;
932: $result =~ s/&(\#180|acute);/\\textacute /g;
933: $result =~ s/&(\#181|micro);/\$\\mu\$/g;
934: $result =~ s/&(\#182|para);/\\P/g;
935: $result =~ s/&(\#183|middot);/\$\\cdot\$/g;
936: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g;
937: $result =~ s/&(\#185|sup1);/\$^1\$/g;
938: $result =~ s/&(\#186|ordm);/\\textordmasculine /g;
939: $result =~ s/&(\#188|frac14);/\\textonequarter /g;
940: $result =~ s/&(\#189|frac12);/\\textonehalf /g;
941: $result =~ s/&(\#190|frac34);/\\textthreequarters /g;
942: $result =~ s/&(\#191|iquest);/?\`/g;
943: $result =~ s/&(\#192|Agrave);/\\\`{A}/g;
944: $result =~ s/&(\#193|Aacute);/\\\'{A}/g;
945: $result =~ s/&(\#194|Acirc);/\\^{A}/g;
946: $result =~ s/&(\#195|Atilde);/\\~{A}/g;
947: $result =~ s/&(\#196|Auml);/\\\"{A}/g;
948: $result =~ s/&(\#197|Aring);/{\\AA}/g;
949: $result =~ s/&(\#198|AElig);/{\\AE}/g;
950: $result =~ s/&(\#199|Ccedil);/\\c{c}/g;
951: $result =~ s/&(\#200|Egrave);/\\\`{E}/g;
952: $result =~ s/&(\#201|Eacute);/\\\'{E}/g;
953: $result =~ s/&(\#202|Ecirc);/\\^{E}/g;
954: $result =~ s/&(\#203|Euml);/\\\"{E}/g;
955: $result =~ s/&(\#204|Igrave);/\\\`{I}/g;
956: $result =~ s/&(\#205|Iacute);/\\\'{I}/g;
957: $result =~ s/&(\#206|Icirc);/\\^{I}/g;
958: $result =~ s/&(\#207|Iuml);/\\\"{I}/g;
959: $result =~ s/&(\#209|Ntilde);/\\~{N}/g;
960: $result =~ s/&(\#210|Ograve);/\\\`{O}/g;
961: $result =~ s/&(\#211|Oacute);/\\\'{O}/g;
962: $result =~ s/&(\#212|Ocirc);/\\^{O}/g;
963: $result =~ s/&(\#213|Otilde);/\\~{O}/g;
964: $result =~ s/&(\#214|Ouml);/\\\"{O}/g;
965: $result =~ s/&(\#215|times);/\$\\times\$/g;
966: $result =~ s/&(\#216|Oslash);/{\\O}/g;
967: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g;
968: $result =~ s/&(\#218|Uacute);/\\\'{U}/g;
969: $result =~ s/&(\#219|Ucirc);/\\^{U}/g;
970: $result =~ s/&(\#220|Uuml);/\\\"{U}/g;
971: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g;
972: $result =~ s/&(\#223|szlig);/\\ss/g;
973: $result =~ s/&(\#224|agrave);/\\\`{a}/g;
974: $result =~ s/&(\#225|aacute);/\\\'{a}/g;
975: $result =~ s/&(\#226|acirc);/\\^{a}/g;
976: $result =~ s/&(\#227|atilde);/\\~{a}/g;
977: $result =~ s/&(\#228|auml);/\\\"{a}/g;
978: $result =~ s/&(\#229|aring);/{\\aa}/g;
979: $result =~ s/&(\#230|aelig);/{\\ae}/g;
980: $result =~ s/&(\#231|ccedil);/\\c{c}/g;
981: $result =~ s/&(\#232|egrave);/\\\`{e}/g;
982: $result =~ s/&(\#233|eacute);/\\\'{e}/g;
983: $result =~ s/&(\#234|ecirc);/\\^{e}/g;
984: $result =~ s/&(\#235|euml);/\\\"{e}/g;
985: $result =~ s/&(\#236|igrave);/\\\`{i}/g;
986: $result =~ s/&(\#237|iacute);/\\\'{i}/g;
987: $result =~ s/&(\#238|icirc);/\\^{i}/g;
988: $result =~ s/&(\#239|iuml);/\\\"{i}/g;
989: $result =~ s/&(\#240|eth);/\$\\partial\$/g;
990: $result =~ s/&(\#241|ntilde);/\\~{n}/g;
991: $result =~ s/&(\#242|ograve);/\\\`{o}/g;
992: $result =~ s/&(\#243|oacute);/\\\'{o}/g;
993: $result =~ s/&(\#244|ocirc);/\\^{o}/g;
994: $result =~ s/&(\#245|otilde);/\\~{o}/g;
995: $result =~ s/&(\#246|ouml);/\\\"{o}/g;
996: $result =~ s/&(\#247|divide);/\$\\div\$/g;
997: $result =~ s/&(\#248|oslash);/{\\o}/g;
998: $result =~ s/&(\#249|ugrave);/\\\`{u}/g;
999: $result =~ s/&(\#250|uacute);/\\\'{u}/g;
1000: $result =~ s/&(\#251|ucirc);/\\^{u}/g;
1001: $result =~ s/&(\#252|uuml);/\\\"{u}/g;
1002: $result =~ s/&(\#253|yacute);/\\\'{y}/g;
1003: $result =~ s/&(\#255|yuml);/\\\"{y}/g;
1004: $result =~ s/&\#952;/\$\\theta\$/g;
1005: #Greek Alphabet
1006: $result =~ s/&(alpha|\#945);/\$\\alpha \$/g;
1007: $result =~ s/&(beta|\#946);/\$\\beta \$/g;
1008: $result =~ s/&(gamma|\#947);/\$\\gamma \$/g;
1009: $result =~ s/&(delta|\#948);/\$\\delta \$/g;
1010: $result =~ s/&(epsilon|\#949);/\$\\epsilon \$/g;
1011: $result =~ s/&(zeta|\#950);/\$\\zeta \$/g;
1012: $result =~ s/&(eta|\#951);/\$\\eta \$/g;
1013: $result =~ s/&(theta|\#952);/\$\\theta \$/g;
1014: $result =~ s/&(iota|\#953);/\$\\iota \$/g;
1015: $result =~ s/&(kappa|\#954);/\$\\kappa \$/g;
1016: $result =~ s/&(lambda|\#955);/\$\\lambda \$/g;
1017: $result =~ s/&(mu|\#956);/\$\\mu \$/g;
1018: $result =~ s/&(nu|\#957);/\$\\nu \$/g;
1019: $result =~ s/&(xi|\#958);/\$\\xi \$/g;
1020: $result =~ s/&(pi|\#960);/\$\\pi \$/g;
1021: $result =~ s/&(rho|\#961);/\$\\rho \$/g;
1022: $result =~ s/&(sigma|\#963);/\$\\sigma \$/g;
1023: $result =~ s/&(tau|\#964);/\$\\tau \$/g;
1024: $result =~ s/&(upsilon|\#965);/\$\\upsilon \$/g;
1025: $result =~ s/&(phi|\#966);/\$\\phi \$/g;
1026: $result =~ s/&(chi|\#967);/\$\\chi \$/g;
1027: $result =~ s/&(psi|\#968);/\$\\psi \$/g;
1028: $result =~ s/&(omega|\#969);/\$\\omega \$/g;
1029: $result =~ s/&(Gamma|\#915);/\$\\Gamma \$/g;
1030: $result =~ s/&(Delta|\#916);/\$\\Delta \$/g;
1031: $result =~ s/&(Theta|\#920);/\$\\Theta \$/g;
1032: $result =~ s/&(Lambda|\#923);/\$\\Lambda \$/g;
1033: $result =~ s/&(Xi|\#926);/\$\\Xi \$/g;
1034: $result =~ s/&(Pi|\#928);/\$\\Pi \$/g;
1035: $result =~ s/&(Sigma|\#931);/\$\\Sigma \$/g;
1036: $result =~ s/&(Upsilon|\#933);/\$\\Upsilon \$/g;
1037: $result =~ s/&(Phi|\#934);/\$\\Phi \$/g;
1038: $result =~ s/&(Psi|\#936);/\$\\Psi \$/g;
1039: $result =~ s/&(Omega|\#937);/\$\\Omega \$/g;
1040:
1041: return $result;
1042: }
1043:
1044:
1045: sub page_format {
1046: my ($papersize,$layout,$numberofcolumns) = @_;
1047: my ($textwidth,$textheight,$oddoffset,$evenoffset) = (0,0,0,0);
1048: if ($papersize=~/Letter/) {
1049: if ($layout eq 'CAPA') {
1050: if ($numberofcolumns == 1) {
1051: $textwidth = '18 cm';
1052: $textheight = '25.9 cm';
1053: $oddoffset = '-0.57 in';
1054: $evenoffset = '-0.57 in';
1055: } elsif ($numberofcolumns == 2) {
1056: $textwidth = '93 mm';
1057: $textheight = '25.9 cm';
1058: $oddoffset = '-0.57 in';
1059: $evenoffset = '-0.57 in';
1060: }
1061: } elsif ($layout eq 'CBI') {
1062: if ($numberofcolumns eq '1') {
1063: $textwidth = '8.8 in';
1064: $textheight = '6.8 in';
1065: $oddoffset = '-40 pt';
1066: $evenoffset = '-60 pt';
1067: } elsif ($numberofcolumns == 2) {
1068: $textwidth = '4.2 in';
1069: $textheight = '6.8 in';
1070: $oddoffset = '-40 pt';
1071: $evenoffset = '-60 pt';
1072: }
1073: }
1074: # } elsif($papersize=~/Legal/) {
1075: # } elsif($papersize=~/Ledger/) {
1076: # } elsif($papersize=~/Executive/) {
1077: } elsif($papersize=~/A4/) {
1078: if ($layout eq 'CAPA') {
1079: if ($numberofcolumns == 1) {
1080: $textwidth = '18 cm';
1081: $textheight = '28 cm';
1082: $oddoffset = '-0.57 in';
1083: $evenoffset = '-0.57 in';
1084: } elsif ($numberofcolumns == 2) {
1085: $textwidth = '96 mm';
1086: $textheight = '2 cm';
1087: $oddoffset = '-0.57 in';
1088: $evenoffset = '-0.57 in';
1089: }
1090: } elsif ($layout eq 'CBI') {
1091: if ($numberofcolumns eq '1') {
1092: $textwidth = '8.5 in';
1093: $textheight = '7.7 in';
1094: $oddoffset = '-40 pt';
1095: $evenoffset = '-60 pt';
1096: } elsif ($numberofcolumns == 2) {
1097: $textwidth = '3.9 in';
1098: $textheight = '7.7 in';
1099: $oddoffset = '-40 pt';
1100: $evenoffset = '-60 pt';
1101: }
1102: }
1103: # } elsif($papersize=~/A3/) {
1104: # } elsif($papersize=~/A2/) {
1105: # } elsif($papersize=~/A5/) {
1106: # } elsif($papersize=~/A6/) {
1107: }
1108: return $textwidth,$textheight,$oddoffset,$evenoffset;
1109: }
1110:
1111:
1112: sub get_name {
1113: my ($uname,$udom)=@_;
1114: if (!defined($uname)) { $uname=$ENV{'user.name'}; }
1115: if (!defined($udom)) { $uname=$ENV{'user.domain'}; }
1116: my $plainname=&Apache::loncommon::plainname($uname,$udom);
1117: if ($plainname=~/^\s*$/) { $plainname=$uname; }
1118: return &Apache::lonxml::latex_special_symbols($plainname,undef,undef,
1119: 'header');
1120: }
1121:
1122: sub page_format_transformation {
1123: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment) = @_;
1124: my ($textwidth,$textheight,$oddoffset,$evenoffset);
1125: $assignment=~s/_/ /g;
1126: if ($numberofcolumns != 1) {
1127: ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
1128: } else {
1129: ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});
1130: }
1131: my $name = &get_name();
1132: if ($name =~ /^\s*$/) {
1133: $name=&Apache::lonxml::latex_special_symbols($ENV{'user.name'},undef,
1134: undef,'header');
1135: }
1136: my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
1137: if ($layout eq 'CBI') {
1138: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$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 $courseidinfo} \\vskip 5 mm /;
1139: } elsif ($layout eq 'CAPA') {
1140: if ($choice ne 'All class print') {
1141: $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}/;
1142: } else {
1143: $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 /;
1144:
1145: }
1146: }
1147: return $text;
1148: }
1149:
1150:
1151: sub page_cleanup {
1152: my $result = shift;
1153:
1154: $result =~ m/\\end{document}(\d*)$/;
1155: my $number_of_columns = $1;
1156: my $insert = '{';
1157: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
1158: $insert .= '}';
1159: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
1160: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
1161: return $result,$number_of_columns;
1162: }
1163:
1164:
1165: sub details_for_menu {
1166:
1167: my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
1168: my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
1169: my ($map,$id,$resource)=split(/___/,$symbolic);
1170: $map=&Apache::lonnet::clutter($map);
1171: my $name_of_sequence;
1172: $name_of_sequence = $hash{'title_'.$hash{'ids_'.$map}};
1173: if ($name_of_sequence =~ /^\s*$/) {
1174: $map =~ m|([^/]+)$|;
1175: $name_of_sequence = $1;
1176: }
1177: my $name_of_map = $hash{'title_'.$hash{'ids_'.&Apache::lonnet::clutter($ENV{'request.course.uri'})}};
1178: if ($name_of_map =~ /^\s*$/) {
1179: $ENV{'request.course.uri'} =~ m|([^/]+)$|;
1180: $name_of_map = $1;
1181: }
1182: return ($name_of_resourse,$name_of_sequence,$name_of_map);
1183:
1184: }
1185:
1186:
1187: sub latex_corrections {
1188:
1189: my ($number_of_columns,$result) = @_;
1190:
1191: $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
1192: $result =~ s/\$number_of_columns/$number_of_columns/g;
1193: $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/;
1194: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
1195: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
1196: #-- LaTeX corrections
1197: my $first_comment = index($result,'<!--',0);
1198: while ($first_comment != -1) {
1199: my $end_comment = index($result,'-->',$first_comment);
1200: substr($result,$first_comment,$end_comment-$first_comment+3) = '';
1201: $first_comment = index($result,'<!--',$first_comment);
1202: }
1203: $result =~ s/^\s+$//gm; #remove empty lines
1204: $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
1205: $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
1206: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
1207: $result =~ s/{\\par }\s*\\\\/\\\\/gm;
1208: $result =~ s/\\\\\s+\[/ \[/g;
1209: $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
1210: #conversion of html characters to LaTeX equivalents
1211: if ($result =~ m/&(\w+|#\d+);/) {
1212: $result = &character_chart($result);
1213: }
1214: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
1215: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
1216:
1217: return $result;
1218: }
1219:
1220:
1221: sub handler {
1222:
1223: my $r = shift;
1224: my $helper;
1225:
1226: # A hook for me to work without disturbing Alex.
1227: if (!$ENV{'form.jeremy'}) {
1228: my $result = printHelper($r);
1229: if (!ref($result)) {
1230: return $result;
1231: }
1232: $helper = $result;
1233: }
1234:
1235: my $loaderror=&Apache::lonnet::overloaderror($r);
1236: if ($loaderror) { return $loaderror; }
1237: $loaderror=
1238: &Apache::lonnet::overloaderror($r,
1239: $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
1240: if ($loaderror) { return $loaderror; }
1241:
1242: $r->content_type('text/html');
1243: $r->send_http_header;
1244: $r->print(&Apache::loncommon::bodytag("Printing"));
1245:
1246: if ($ENV{'request.course.id'}) {
1247: my $fn=$ENV{'request.course.fn'};
1248: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1249: }
1250:
1251: #-- start form
1252: &headerform($r);
1253: #-- menu for output
1254: unless ($ENV{'form.phase'}) {
1255: &menu_for_output($r);
1256: }
1257: #-- additional menu for class printing
1258: if ($ENV{'form.phase'} eq 'two') {
1259: if($ENV{'form.choice'} eq 'Standard LaTeX output for whole primary sequence') {
1260: &sequence_content_menu(0,$r);
1261: } elsif($ENV{'form.choice'} eq 'Standard LaTeX output for the primary sequence') {
1262: &sequence_content_menu(1,$r);
1263: } elsif($ENV{'form.choice'} eq 'All class print') {
1264: &additional_class_menu($r);
1265: } elsif($ENV{'form.choice'} eq 'Subdirectory print') {
1266: &problem_choice_menu($r);
1267: } else {
1268: $ENV{'form.phase'} = 'three';
1269: }
1270: }
1271: #-- additional menu for page layout (one column case)
1272: if ($ENV{'form.phase'} eq 'three') {
1273: if($ENV{'form.numberofcolumns'} == 1) {
1274: &additional_print_menu($r);
1275: } else {
1276: $ENV{'form.phase'} = 'four';
1277: }
1278: }
1279: #-- core part
1280: if ($ENV{'form.phase'} eq 'four') {
1281: &output_data($r);
1282: }
1283: untie %hash;
1284: return OK;
1285:
1286: }
1287:
1288: use Apache::lonhelper;
1289:
1290: sub printHelper {
1291: my $r = shift;
1292:
1293: if ($ENV{'request.course.id'}) {
1294: my $fn=$ENV{'request.course.fn'};
1295: tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
1296: }
1297:
1298: if ($r->header_only) {
1299: if ($ENV{'browser.mathml'}) {
1300: $r->content_type('text/xml');
1301: } else {
1302: $r->content_type('text/html');
1303: }
1304: $r->send_http_header;
1305: return OK;
1306: }
1307:
1308: # Send header, nocache
1309: if ($ENV{'browser.mathml'}) {
1310: $r->content_type('text/xml');
1311: } else {
1312: $r->content_type('text/html');
1313: }
1314: &Apache::loncommon::no_cache($r);
1315: $r->send_http_header;
1316: $r->rflush();
1317:
1318: # Unfortunately, this helper is so complicated we have to
1319: # write it by hand
1320:
1321: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
1322:
1323: my $helper = Apache::lonhelper::helper->new("Printing Wizard");
1324:
1325: # This will persistently load in the data we want from the
1326: # very first screen.
1327: if (defined($ENV{'form.symb'})) {
1328: $helper->{VARS}->{'symb'} = $ENV{'form.symb'};
1329: }
1330: if (defined($ENV{'form.postdata'})) {
1331: $helper->{VARS}->{'postdata'} = $ENV{'form.postdata'};
1332: }
1333: if (defined($ENV{'form.url'})) {
1334: $helper->{VARS}->{'url'} = $ENV{'form.url'};
1335: }
1336:
1337: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
1338: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename
1339: my $url = $helper->{VARS}->{'postdata'};
1340: $resourceTitle = substr($url, rindex($url, '/') + 1);
1341: }
1342:
1343: Apache::lonhelper::registerHelperTags();
1344:
1345: # Extract map
1346: my $symb = $helper->{VARS}->{'symb'};
1347: my ($map, $id, $url) = split(/__/, $symb);
1348:
1349: my $subdir = &Apache::lonnet::filelocation("", $helper->{VARS}->{'postdata'});
1350:
1351: # "Delete everything after the last slash."
1352: $subdir =~ s|/[^/]+$||;
1353:
1354: # What can be printed is a very dynamic decision based on
1355: # lots of factors. So we need to dynamically build this list.
1356: # To prevent security leaks, states are only added to the wizard
1357: # if they can be reached, which ensures manipulating the form input
1358: # won't allow anyone to reach states they shouldn't have permission
1359: # to reach.
1360:
1361: # printChoices is tracking the kind of printing the user can
1362: # do, and will be used in a choices construction later.
1363: # In the meantime we will be adding states and elements to
1364: # the helper by hand.
1365: my $printChoices = [];
1366: my $paramHash;
1367: # We can always print the current screen.
1368:
1369: push @{$printChoices}, ["<b>$resourceTitle</b> (exactly what was on the screen)", 'current_document', 'FINAL'];
1370:
1371: # If we're in a sequence...
1372: if ($helper->{VARS}->{'postdata'} =~ /\/res\//) {
1373: # Allow problems from sequence
1374: push @{$printChoices}, ["Problems from <b>$sequenceTitle</b>", 'map_problems', 'CHOOSE_PROBLEMS'];
1375: # Allow all resources from sequence
1376: push @{$printChoices}, ["Problems and pages from <b>$sequenceTitle</b>", 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML'];
1377:
1378: my $isProblem = '$res->is_problem();';
1379: my $isProblemOrMap = '$res->is_problem() || $res->is_map()';
1380: my $isNotMap = '!$res->is_map();';
1381: my $helperFragment = <<HELPERFRAGMENT;
1382: <state name="CHOOSE_PROBLEMS" title="Select Problems">
1383: <message>Select problems to print:</message>
1384: <resource variable="RESOURCES" multichoice="1">
1385: <nextstate>FINAL</nextstate>
1386: <filterfunc>return $isProblemOrMap</filterfunc>
1387: <choicefunc>return $isProblem</choicefunc>
1388: <mapurl>$map</mapurl>
1389: </resource>
1390: </state>
1391:
1392: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resources">
1393: <message>Select resources to print:</message>
1394: <resource variable="RESOURCES" multichoice="1">
1395: <nextstate>FINAL</nextstate>
1396: <choicefunc>return $isNotMap;</choicefunc>
1397: <mapurl>$map</mapurl>
1398: </resource>
1399: </state>
1400: HELPERFRAGMENT
1401:
1402: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment);
1403: }
1404:
1405: # If the user is priviledged, allow them to print all
1406: # problems in the course, optionally for selected students
1407: if (($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) and ($helper->{VARS}->{'postdata'}=~/\/res\//)) {
1408: push @{$printChoices}, ['<b>All problems</b> in course (may take a lot of time)', 'all_problems', 'FINAL'];
1409: push @{$printChoices}, ["Problems from <b>$sequenceTitle</b> for selected students", 'problems_for_students', 'CHOOSE_STUDENTS'];
1410:
1411: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS);
1412: <state name="CHOOSE_STUDENTS" title="Choose Students">
1413: <message>Select the students you wish to print the problems for:</message>
1414: <student multichoice='1' variable="STUDENTS" nextstate="FINAL" />
1415: </state>
1416: CHOOSE_STUDENTS
1417: }
1418:
1419: # FIXME: That RE should come from a library somewhere.
1420: 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)/)) {
1421: push @{$printChoices}, ["Problems from <b>$subdir</b>", 'problems_from_directory', 'CHOOSE_FROM_SUBDIR'];
1422:
1423: my $f = '$filename';
1424: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_SUBDIR);
1425: <state name="CHOOSE_FROM_SUBDIR" title="Select Files">
1426: <message>Select problems you wish to print from <b>$subdir</b></message>
1427: <files variable="FILES">
1428: <nextstate>FINAL</nextstate>
1429: <filechoice>$subdir</filechoice>
1430: <filefilter>return $f =~
1431: m/^[^\.]+\.(problem|exam|quiz|assess|survey|form|library)$/;
1432: </filefilter>
1433: </state>
1434: CHOOSE_FROM_SUBDIR
1435: }
1436:
1437: # Generate the first state, to select which resources get printed.
1438: Apache::lonhelper::state->new("START", "Selecting Resources to Print");
1439: $paramHash = Apache::lonhelper::getParamHash();
1440: $paramHash->{MESSAGE_TEXT} = "What do you want to print?";
1441: Apache::lonhelper::message->new();
1442: $paramHash = Apache::lonhelper::getParamHash();
1443: $paramHash->{'variable'} = 'PRINT_TYPE';
1444: $paramHash->{CHOICES} = $printChoices;
1445: Apache::lonhelper::choices->new();
1446: Apache::lonprintout::page_format_state->new("FORMAT");
1447:
1448: $helper->process();
1449:
1450: # MANUAL BAILOUT CONDITION:
1451: # If we're in the "final" state, bailout and return to handler
1452: if ($helper->{STATE} eq 'FINAL') {
1453: return $helper;
1454: }
1455:
1456: $r->print($helper->display());
1457:
1458: Apache::lonhelper::unregisterHelperTags();
1459:
1460: untie %hash;
1461:
1462: return OK;
1463: }
1464:
1465:
1466: 1;
1467:
1468: package Apache::lonprintout::page_format_state;
1469:
1470: =pod
1471:
1472: =head1 Helper element: page_format_state
1473:
1474: See lonhelper.pm documentation for discussion of the helper framework.
1475:
1476: Apache::lonprintout::page_format_state is an element that gives the
1477: user an opportunity to select the page layout they wish to print
1478: with: Number of columns, portrait/landscape, and paper size. If you
1479: want to change the paper size choices, change the @paperSize array
1480: contents in this package.
1481:
1482: page_format_state is always directly invoked in lonprintout.pm, so there
1483: is no tag interface. You actually pass parameters to the constructor.
1484:
1485: =over 4
1486:
1487: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME.
1488:
1489: =back
1490:
1491: =cut
1492:
1493: use Apache::lonhelper;
1494:
1495: no strict;
1496: @ISA = ("Apache::lonhelper::element");
1497: use strict;
1498:
1499: my $maxColumns = 2;
1500: my @paperSize = ("Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]",
1501: "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]",
1502: "A2 [420x594 mm]", "A3 [297x420 mm]", "A4 [210x297 mm]",
1503: "A5 [148x210 mm]", "A6 [105x148 mm]" );
1504:
1505: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum |
1506: # Paper type
1507:
1508: sub new {
1509: my $self = Apache::lonhelper::element->new();
1510:
1511: $self->{'variable'} = shift;
1512: bless($self);
1513: return $self;
1514: }
1515:
1516: sub render {
1517: my $self = shift;
1518: my $helper = Apache::lonhelper::getHelper();
1519: my $result = '';
1520: my $var = $self->{'variable'};
1521: my $curVal = $helper->{VARS}->{$var};
1522:
1523: my ($layout, $cols, $paper) = split(/\|/, $curVal);
1524:
1525: $result .= <<STATEHTML;
1526:
1527: <p>How should the printing be formatted?</p>
1528: <table cellpadding="3">
1529: <tr>
1530: <td align="center"><b>Layout</b></td>
1531: <td align="center"><b>Columns</b></td>
1532: <td align="center"><b>Paper type</b></td>
1533: </tr>
1534: <tr>
1535: <td>
1536: <input type="radio" name="${var}.layout" value="L" checked='1' /> Landscape<br />
1537: <input type="radio" name="${var}.layout" value="P" /> Portrait
1538: </td>
1539: <td>
1540: <select name="${var}.cols">
1541: STATEHTML
1542:
1543: my $i;
1544: for ($i = 1; $i <= $maxColumns; $i++) {
1545: if ($i == $cols) {
1546: $result .= "<option value='$i' selected>$i</option>\n";
1547: } else {
1548: $result .= "<option value='$i'>$i</option>\n";
1549: }
1550: }
1551:
1552: $result .= "</select></td><td>\n";
1553: $result .= "<select name='${var}.paper'>\n";
1554:
1555: $i = 0;
1556: foreach (@paperSize) {
1557: if ($paper == $i) {
1558: $result .= "<option selected value='$i'>" . $paperSize[$i] . "</option>\n";
1559: } else {
1560: $result .= "<option value='$i'>" . $paperSize[$i] . "</option>\n";
1561: }
1562: $i++;
1563: }
1564:
1565: $result .= "</select></td></tr></table>";
1566: return $result;
1567: }
1568:
1569: 1;
1570:
1571: __END__
1572:
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