1: # The LearningOnline Network
2: # Documents
3: #
4: # $Id: londocs.pm,v 1.144 2004/09/18 17:03:25 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:
29: package Apache::londocs;
30:
31: use strict;
32: use Apache::Constants qw(:common :http);
33: use Apache::lonnet;
34: use Apache::loncommon;
35: use Apache::lonratedt;
36: use Apache::lonratsrv;
37: use Apache::lonxml;
38: use Apache::loncreatecourse;
39: use Apache::lonnavmaps;
40: use HTML::Entities;
41: use GDBM_File;
42: use Apache::lonlocal;
43: use Cwd;
44:
45: my $iconpath;
46:
47: my %hash;
48:
49: my $hashtied;
50: my %alreadyseen=();
51:
52: my $hadchanges;
53:
54: # Available help topics
55:
56: my %help=();
57:
58: # Mapread read maps into lonratedt::global arrays
59: # @order and @resources, determines status
60: # sets @order - pointer to resources in right order
61: # sets @resources - array with the resources with correct idx
62: #
63:
64: sub mapread {
65: my ($coursenum,$coursedom,$map)=@_;
66: return
67: &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
68: $map);
69: }
70:
71: sub storemap {
72: my ($coursenum,$coursedom,$map)=@_;
73: my ($outtext,$errtext)=
74: &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
75: $map,1);
76: if ($errtext) { return ($errtext,2); }
77:
78: $hadchanges=1;
79: return ($errtext,0);
80: }
81:
82: # ----------------------------------------- Return hash with valid author names
83:
84: sub authorhosts {
85: my %outhash=();
86: my $home=0;
87: my $other=0;
88: foreach (keys %ENV) {
89: if ($_=~/^user\.role\.(au|ca)\.(.+)$/) {
90: my $role=$1;
91: my $realm=$2;
92: my ($start,$end)=split(/\./,$ENV{$_});
93: if (($start) && ($start>time)) { next; }
94: if (($end) && (time>$end)) { next; }
95: my $ca; my $cd;
96: if ($1 eq 'au') {
97: $ca=$ENV{'user.name'};
98: $cd=$ENV{'user.domain'};
99: } else {
100: ($cd,$ca)=($realm=~/^\/(\w+)\/(\w+)$/);
101: }
102: my $allowed=0;
103: my $myhome=&Apache::lonnet::homeserver($ca,$cd);
104: my @ids=&Apache::lonnet::current_machine_ids();
105: foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }
106: if ($allowed) {
107: $home++;
108: $outhash{'home_'.$ca.'@'.$cd}=1;
109: } else {
110: $outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;
111: $other++;
112: }
113: }
114: }
115: return ($home,$other,%outhash);
116: }
117: # ------------------------------------------------------ Generate "dump" button
118:
119: sub dumpbutton {
120: my ($home,$other,%outhash)=&authorhosts();
121: if ($home+$other==0) { return ''; }
122: my $output='</td><td bgcolor="#DDDDCC">';
123: if ($home) {
124: return '</td><td bgcolor="#DDDDCC">'.
125: '<input type="submit" name="dumpcourse" value="'.
126: &mt('Dump Course DOCS to Construction Space').'" />'.
127: &Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs');
128: } else {
129: return'</td><td bgcolor="#DDDDCC">'.
130: &mt('Dump Course DOCS to Construction Space: available on other servers');
131: }
132: }
133:
134: # -------------------------------------------------------- Actually dump course
135:
136: sub dumpcourse {
137: my $r=shift;
138: $r->print('<html><head><title>Dump DOCS</title></head>'.
139: &Apache::loncommon::bodytag('Dump Course DOCS to Construction Space').
140: '<form name="dumpdoc" method="post">');
141: my ($home,$other,%outhash)=&authorhosts();
142: unless ($home) { return ''; }
143: my $origcrsid=$ENV{'request.course.id'};
144: my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
145: if (($ENV{'form.authorspace'}) && ($ENV{'form.authorfolder'}=~/\w/)) {
146: # Do the dumping
147: unless ($outhash{'home_'.$ENV{'form.authorspace'}}) { return ''; }
148: my ($ca,$cd)=split(/\@/,$ENV{'form.authorspace'});
149: $r->print('<h3>'.&mt('Copying Files').'</h3>');
150: my $title=$ENV{'form.authorfolder'};
151: $title=~s/[^\w\/]+/\_/g;
152: my %replacehash=();
153: foreach (keys %ENV) {
154: if ($_=~/^form\.namefor\_(.+)/) {
155: $replacehash{$1}=$ENV{$_};
156: }
157: }
158: my $crs='/uploaded/'.$ENV{'request.course.id'}.'/';
159: $crs=~s/\_/\//g;
160: foreach (keys %replacehash) {
161: my $newfilename=$title.'/'.$replacehash{$_};
162: $newfilename=~s/[^\w\/\.\/]+/\_/g;
163: my @dirs=split(/\//,$newfilename);
164: my $path='/home/'.$ca.'/public_html';
165: my $makepath=$path;
166: my $fail=0;
167: for (my $i=0;$i<$#dirs;$i++) {
168: $makepath.='/'.$dirs[$i];
169: unless (-e $makepath) {
170: unless(mkdir($makepath,0777)) { $fail=1; }
171: }
172: }
173: $r->print('<br /><tt>'.$_.'</tt> => <tt>'.$newfilename.'</tt>: ');
174: if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {
175: if ($_=~/\.(sequence|page|html|htm|xml|xhtml)$/) {
176: print $fh &Apache::loncreatecourse::rewritefile(
177: &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_),
178: (%replacehash,$crs => '')
179: );
180: } else {
181: print $fh
182: &Apache::loncreatecourse::readfile($ENV{'request.course.id'},$_);
183: }
184: $fh->close();
185: } else {
186: $fail=1;
187: }
188: if ($fail) {
189: $r->print('<font color="red">fail</font>');
190: } else {
191: $r->print('<font color="green">ok</font>');
192: }
193: }
194: } else {
195: # Input form
196: unless ($home==1) {
197: $r->print(
198: '<h3>'.&mt('Select the Construction Space').'</h3><select name="authorspace">');
199: }
200: foreach (sort keys %outhash) {
201: if ($_=~/^home_(.+)$/) {
202: if ($home==1) {
203: $r->print(
204: '<input type="hidden" name="authorspace" value="'.$1.'" />');
205: } else {
206: $r->print('<option value="'.$1.'">'.$1.' - '.
207: &Apache::loncommon::plainname(split(/\@/,$1)).'</option>');
208: }
209: }
210: }
211: unless ($home==1) {
212: $r->print('</select>');
213: }
214: my $title=$origcrsdata{'description'};
215: $title=~s/\s+/\_/gs;
216: $title=~s/\W//gs;
217: $r->print('<h3>'.&mt('Folder in Construction Space').'</h3><input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');
218: &tiehash();
219: $r->print('<h3>'.&mt('Filenames in Construction Space').'</h3><table border="2"><tr><th>'.&mt('Internal Filename').'</th><th>'.&mt('Title').'</th><th>'.&mt('Save as ...').'</th></tr>');
220: foreach (&Apache::loncreatecourse::crsdirlist($origcrsid,'userfiles')) {
221: $r->print('<tr><td>'.$_.'</td>');
222: my ($ext)=($_=~/\.(\w+)$/);
223: my $title=$hash{'title_'.$hash{
224: 'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$_}};
225: $r->print('<td>'.($title?$title:' ').'</td>');
226: unless ($title) {
227: $title=$_;
228: }
229: $title=~s/\.(\w+)$//;
230: $title=~s/[^\w\/]+/\_/gs;
231: $title.='.'.$ext;
232: $r->print("\n<td><input type='text' size='60' name='namefor_".$_."' value='".$title."' /></td></tr>\n");
233: }
234: $r->print("</table>\n");
235: &untiehash();
236: $r->print(
237: '<p><input type="submit" name="dumpcourse" value="'.&mt('Dump Course DOCS').'" /></p></form>');
238: }
239: }
240:
241: # ------------------------------------------------------ Generate "export" button
242:
243: sub exportbutton {
244: return '</td><td bgcolor="#DDDDCC">'.
245: '<input type="submit" name="exportcourse" value="'.
246: &mt('Export Course to IMS').'" />'.
247: &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs');
248: }
249:
250: sub exportcourse {
251: my $r=shift;
252: my %discussiontime = &Apache::lonnet::dump('discussiontimes',
253: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
254: my $numdisc = keys %discussiontime;
255: my $navmap = Apache::lonnavmaps::navmap->new();
256: my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
257: my $curRes;
258: my $outcome;
259:
260: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
261: ['finishexport']);
262: if ($ENV{'form.finishexport'}) {
263: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
264: ['archive','discussion']);
265:
266: my @exportitems = ();
267: if (defined($ENV{'form.archive'})) {
268: if (ref($ENV{'form.archive'}) eq 'ARRAY') {
269: @exportitems = @{$ENV{'form.archive'}};
270: } else {
271: $exportitems[0] = $ENV{'form.archive'};
272: }
273: }
274: my @discussions = ();
275: if (defined($ENV{'form.discussion'})) {
276: if (ref($ENV{'form.discussion'}) eq 'ARRAY') {
277: @discussions = $ENV{'form.discussion'};
278: } else {
279: $discussions[0] = $ENV{'form.discussion'};
280: }
281: }
282: if (@exportitems == 0 && @discussions == 0) {
283: $outcome = '<br />As you did not select any content items or discussions for export, an IMS package has not been created. Please <a href="javascript:history.go(-1)">go back</a> to select either content items or discussions for export';
284: } else {
285: my $now = time;
286: my $count = 0;
287: my %symbs;
288: my $manifestok = 0;
289: my $imsresources;
290: my $tempexport;
291: my $copyresult;
292: my $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport);
293: if ($manifestok) {
294: &build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,\$tempexport,\$copyresult,$ims_manifest);
295: close($ims_manifest);
296:
297: #Create zip file in prtspool
298: my $imszipfile = '/prtspool/'.
299: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
300: time.'_'.rand(1000000000).'.zip';
301: # zip can cause an sh launch which can pass along all of %ENV
302: # which can be too large for /bin/sh to handle
303: my %oldENV=%ENV;
304: undef(%ENV);
305: my $cwd = &Cwd::getcwd();
306: my $imszip = '/home/httpd/'.$imszipfile;
307: chdir $tempexport;
308: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
309: close(OUTPUT);
310: chdir $cwd;
311: %ENV=%oldENV;
312: undef(%oldENV);
313: $outcome .= 'Download the zip file from <a href="'.$imszipfile.'">IMS course archive</a><br />';
314: if ($copyresult) {
315: $outcome .= 'The following errors occurred during export - '.$copyresult;
316: }
317: } else {
318: $outcome = '<br />Unfortunately you will not be able to retrieve an IMS archive of this posts at this time, because there was a problem creating a manifest file.<br />';
319: }
320: }
321:
322: $r->print('<html><head><title>Export Course</title></head>'.
323: &Apache::loncommon::bodytag('Export course to IMS or SCORM content package'));
324: $r->print($outcome);
325: $r->print('</body></html>');
326: } else {
327: my $display;
328: $display = '<form name="exportdoc" method="post">'."\n";
329: $display .= 'Choose which items you wish to export from your course.<br /><br />';
330: $display .= '<table border="0" cellspacing="0" cellpadding="3">'.
331: '<tr><td><fieldset><legend> <b>Content items</b></legend>'.
332: '<input type="button" value="check all" '.
333: 'onclick="javascript:checkAll(document.exportdoc.archive)" />'.
334: ' <input type="button" value="uncheck all"'.
335: ' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset></td>'.
336: '<td> </td><td> </td>'.
337: '<td align="right"><fieldset><legend> <b>Discussion posts'.
338: '</b></legend><input type="button" value="check all"'.
339: ' onclick="javascript:checkAll(document.exportdoc.discussion)" />'.
340: ' <input type="button" value="uncheck all"'.
341: ' onclick="javascript:uncheckAll(document.exportdoc.discussion)" /></fieldset></td>'.
342: '</tr></table>';
343: my $curRes;
344: my $depth = 0;
345: my $count = 0;
346: my $boards = 0;
347: my $startcount = 5;
348: my %parent = ();
349: my %children = ();
350: my $lastcontainer = $startcount;
351: my @bgcolors = ('#F6F6F6','#FFFFFF');
352: $display .= '<table cellspacing="0"><tr>'.
353: '<td><b>Export content item?<br /></b></td><td> </td><td align="right">'."\n";
354: if ($numdisc > 0) {
355: $display.='<b>Export discussion posts?</b>'."\n";
356: }
357: $display.=' </td></tr>';
358: while ($curRes = $it->next()) {
359: if (ref($curRes)) {
360: $count ++;
361: }
362: if ($curRes == $it->BEGIN_MAP()) {
363: $depth++;
364: $parent{$depth} = $lastcontainer;
365: }
366: if ($curRes == $it->END_MAP()) {
367: $depth--;
368: $lastcontainer = $parent{$depth};
369: }
370: if (ref($curRes)) {
371: my $symb = $curRes->symb();
372: my $color = $count%2;
373: $display .='<tr bgcolor='.$bgcolors[$color].'><td>'."\n".
374: '<input type="checkbox" name="archive" value="'.$count.'" ';
375: if (($curRes->is_sequence()) || ($curRes->is_page())) {
376: my $checkitem = $count + $boards + $startcount;
377: $display .= 'onClick="javascript:propagateCheck('."'$checkitem'".')"';
378: }
379: $display .= ' />'."\n";
380: for (my $i=0; $i<$depth; $i++) {
381: $display .= '<img src="/adm/lonIcons/whitespace1.gif" width="25" height="1" alt="" border="0" /><img src="/adm/lonIcons/whitespace1.gif" width="25" height="1" alt="" border="0" />'."\n";
382: }
383: if ($curRes->is_sequence()) {
384: $display .= '<img src="/adm/lonIcons/navmap.folder.open.gif"> '."\n";
385: $lastcontainer = $count + $startcount + $boards;
386: } elsif ($curRes->is_page()) {
387: $display .= '<img src="/adm/lonIcons/navmap.page.open.gif"> '."\n";
388: $lastcontainer = $count + $startcount + $boards;
389: }
390: my $currelem = $count+$boards+$startcount;
391: $children{$parent{$depth}} .= $currelem.':';
392: $display .= ' '.$curRes->title().'</td>';
393: if ($discussiontime{$symb} > 0) {
394: $boards ++;
395: $currelem = $count+$boards+$startcount;
396: $display .= '<td> </td><td align="right"><input type="checkbox" name="discussion" value="'.$count.'" /> </td>'."\n";
397: } else {
398: $display .= '<td colspan="2"> </td>'."\n";
399: }
400: }
401: }
402: my $scripttag = qq|
403: <script>
404:
405: function checkAll(field) {
406: for (i = 0; i < field.length; i++)
407: field[i].checked = true ;
408: }
409:
410: function uncheckAll(field) {
411: for (i = 0; i < field.length; i++)
412: field[i].checked = false ;
413: }
414:
415: function propagateCheck(item) {
416: if (document.exportdoc.elements[item].checked == true) {
417: containerCheck(item)
418: }
419: }
420:
421: function containerCheck(item) {
422: document.exportdoc.elements[item].checked = true
423: var numitems = $count + $boards + $startcount
424: var parents = new Array(numitems)
425: for (var i=$startcount; i<numitems; i++) {
426: parents[i] = new Array
427: }
428: |;
429:
430: foreach my $container (sort { $a <=> $b } keys %children) {
431: my @contents = split/:/,$children{$container};
432: for (my $i=0; $i<@contents; $i ++) {
433: $scripttag .= ' parents['.$container.']['.$i.'] = '.$contents[$i]."\n";
434: }
435: }
436:
437: $scripttag .= qq|
438: if (parents[item].length > 0) {
439: for (var j=0; j<parents[item].length; j++) {
440: containerCheck(parents[item][j])
441: }
442: }
443: }
444:
445: </script>
446: |;
447: $r->print('<html><head><title>Export Course</title>'.$scripttag.'</head>'.
448: &Apache::loncommon::bodytag('Export course to IMS or SCORM content package'
449: ));
450:
451: $r->print($display.'</table>'.
452: '<p><input type="hidden" name="finishexport" value="1">'.
453: '<input type="submit" name="exportcourse" value="'.
454: &mt('Export Course DOCS').'" /></p></form></body></html>');
455: }
456: }
457:
458: sub create_ims_store {
459: my ($now,$manifestok,$outcome,$tempexport) = @_;
460: $$tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
461: my $ims_manifest;
462: if (!-e $$tempexport) {
463: mkdir($$tempexport,0700);
464: }
465: $$tempexport .= '/'.$now;
466: if (!-e $$tempexport) {
467: mkdir($$tempexport,0700);
468: }
469: $$tempexport .= '/'.$ENV{'user.domain'}.'_'.$ENV{'user.name'};
470: if (!-e $$tempexport) {
471: mkdir($$tempexport,0700);
472: }
473: # open manifest file
474: my $manifest = '/imsmanifest.xml';
475: my $manifestfilename = $$tempexport.$manifest;
476: if ($ims_manifest = Apache::File->new('>'.$manifestfilename)) {
477: $$manifestok=1;
478: print $ims_manifest
479: '<?xml version="1.0" encoding="UTF-8"?>'."\n".
480: '<manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1"'.
481: ' xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"'.
482: ' xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"'.
483: ' identifier="MANIFEST-'.$ENV{'request.course.id'}.'-'.$now.'"'.
484: ' xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1imscp_v1p1.xsd'.
485: ' http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">'."\n".
486: ' <organizations default="ORG-."'.$ENV{'request,course.id'}.'-'.$now.'">'."\n".
487: ' <organization identifier="ORG-'.$ENV{'request.course.id'}.'-'.$now.'"'.
488: ' structure="hierarchical">'."\n".
489: ' <title>'.$ENV{'request.'.$ENV{'request.course.id'}.'.description'}.'</title>'
490: } else {
491: $$outcome .= 'An error occurred opening the IMS manifest file.<br />'
492: ;
493: }
494: return $ims_manifest;
495: }
496:
497: sub build_package {
498: my ($now,$navmap,$exportitems,$discussions,$outcome,$tempexport,$copyresult,$ims_manifest) = @_;
499: # first iterator to look for dependencies
500: my $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
501: my $curRes;
502: my $count = 0;
503: my $depth = 0;
504: my $lastcontainer = 0;
505: my %parent = ();
506: my @dependencies = ();
507: my $cnum = $ENV{'request.'.$ENV{'request.course.id'}.'.num'};
508: my $cdom = $ENV{'request.'.$ENV{'request.course.id'}.'.domain'};
509: while ($curRes = $it->next()) {
510: if (ref($curRes)) {
511: $count ++;
512: }
513: if ($curRes == $it->BEGIN_MAP()) {
514: $depth++;
515: $parent{$depth} = $lastcontainer;
516: }
517: if ($curRes == $it->END_MAP()) {
518: $depth--;
519: $lastcontainer = $parent{$depth};
520: }
521: if (ref($curRes)) {
522: if ($curRes->is_sequence() || $curRes->is_page()) {
523: $lastcontainer = $count;
524: }
525: if (grep/^$count$/,@$exportitems) {
526: &get_dependencies($exportitems,\%parent,$depth,\@dependencies);
527: }
528: }
529: }
530: # second iterator to build manifest and store resources
531: $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
532: $depth = 0;
533: my $prevdepth;
534: $count = 0;
535: my $imsresources;
536: my $pkgdepth;
537: if ($curRes == $it->BEGIN_MAP()) {
538: $prevdepth = $depth;
539: $depth++;
540: }
541: if ($curRes == $it->END_MAP()) {
542: $prevdepth = $depth;
543: $depth--;
544: }
545:
546: if (ref($curRes)) {
547: if ((grep/^$count$/,@$exportitems) || (grep/^$count$/,@dependencies)) {
548: my $symb = $curRes->symb();
549: my $isvisible = 'true';
550: my $resourceref;
551: if ($curRes->randomout()) {
552: $isvisible = 'false';
553: }
554: unless ($curRes->is_sequence()) {
555: $resourceref = 'identifierref="RES-'.$ENV{'request.course.id'}.'-'.$count.'"';
556: }
557: if (($depth <= $prevdepth) && ($count > 1)) {
558: print $ims_manifest ' </item>'."\n";
559: }
560: $prevdepth = $depth;
561:
562: my $itementry =
563: '<item identifier="ITEM-'.$ENV{'request.course.id'}.'-'.$count.
564: '" isvisible="'.$isvisible.'" '.$resourceref.'>'.
565: '<title>'.$curRes->title().'</title>';
566: print $ims_manifest "\n".$itementry;
567:
568: unless ($curRes->is_sequence()) {
569: my $content_file;
570: my @hrefs = ();
571: &process_content($count,$curRes,$cdom,$cnum,$symb,$content_file,\@hrefs,$copyresult,$tempexport);
572: if ($content_file) {
573: $imsresources .= "\n".
574: ' <resource identifier="RES-'.$ENV{'request.course.id'}.'-'.$count.
575: '" type="webcontent" href="'.$content_file.'">'."\n".
576: ' <file href="'.$content_file.'" />'."\n";
577: foreach (@hrefs) {
578: $imsresources .=
579: ' <file href="'.$_.'" />'."\n";
580: }
581: $imsresources .= ' </resource>'."\n";
582: }
583: }
584: $pkgdepth = $depth;
585: }
586: }
587: while ($pkgdepth > -1) {
588: print $ims_manifest " </item>\n";
589: $pkgdepth --;
590: }
591: my $resource_text = qq|
592: </organization>
593: </organizations>
594: <resources>
595: $imsresources
596: </resources>
597: </manifest>
598: |;
599: print $ims_manifest $resource_text;
600: }
601:
602: sub get_dependencies {
603: my ($exportitems,$parent,$depth,$dependencies) = @_;
604: if ($depth > 1) {
605: unless (grep/^$$parent{$depth}$/,@$exportitems || grep/^$$parent{$depth}$/,@$dependencies) {
606: push @$dependencies, $$parent{$depth};
607: if ($depth > 2) {
608: &get_dependencies($exportitems,$parent,$depth-1,$dependencies);
609: }
610: }
611: }
612: }
613:
614: sub process_content {
615: my ($count,$curRes,$cdom,$cnum,$symb,$content_file,$href,$copyresult,$tempexport) = @_;
616: my $content_type;
617: my $message;
618: # find where user is author or co-author
619: my %roleshash = &Appache::lonnet::get_my_roles();
620: if ($curRes->is_page()) {
621: $content_type = 'page';
622: } elsif ($symb =~ m-public/$cdom/$cnum/syllabus$-) {
623: $content_type = 'syllabus';
624: } elsif ($symb =~ m-\.sequence____\d+____ext-) {
625: $content_type = 'external';
626: } elsif ($symb =~ m-adm/navmaps$-) {
627: $content_type = 'navmap';
628: } elsif ($symb =~ m-adm/$cdom/$cnum/\d+/smppg$-) {
629: $content_type = 'simplepage';
630: } elsif ($symb =~ m-$-) {
631: $content_type = 'simpleproblem';
632: } elsif ($symb =~ m-adm/$cdom/$cnum/\d+/bulletinboard$-) {
633: $content_type = 'bulletinboard';
634: } elsif ($symb =~ m-adm/$cdom/$cnum/\d+/aboutme$-) {
635: $content_type = 'aboutme';
636: } elsif ($symb =~ m-uploaded/$cdom/$cnum-) {
637: &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,'uploaded');
638: } elsif ($symb =~ m-\.sequence____\d+____([^/])/([^/])-) {
639: my $coauth = $2.':'.$1.':ca';
640: my $canedit = 0;
641: if ($1 eq $ENV{'user.domain'} && $2 eq $ENV{'user.name'}) {
642: $canedit= 1;
643: } elsif (defined($roleshash{$coauth})) {
644: if ($roleshash{$coauth} =~ /(\d+):(\d+)/) {
645: if (($1 < time || $1 == 0) && ($2 == 0 || $2 >= time)) {
646: $canedit = 1;
647: }
648: } elsif ($roleshash{$coauth} eq ':') {
649: $canedit = 1;
650: }
651: }
652: if ($canedit) {
653: &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,'resource');
654: } else {
655: &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,'noedit');
656: }
657: }
658: $$copyresult .= $message."\n";
659: }
660:
661: sub replicate_content {
662: my ($cdom,$cnum,$tempexport,$symb,$count,$message,$caller) = @_;
663: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
664: my $feedurl = &Apache::lonnet::clutter($url);
665:
666: my $content;
667: my $filename;
668: my $repstatus;
669: if ($url =~ m-[^/]/(.+)$-) {
670: $filename = $1;
671: if (!-e $tempexport.'/resources') {
672: mkdir($tempexport.'/resources',0700);
673: }
674: if (!-e $tempexport.'/resources') {
675: mkdir($tempexport.'/resources/'.$count,0700);
676: }
677: my $destination = $$tempexport.'/resources/'.$count.'/'.$filename;
678: my $copiedfile;
679: if ($copiedfile = Apache::File->new('>'.$destination)) {
680: my $content;
681: if ($caller eq 'uploaded' || $caller eq 'resource') {
682: $content = &Apache::lonnet::getfile($url);
683: if ($content eq -1) {
684: $$message = 'Could not copy file '.$filename;
685: } else {
686: $repstatus = 'ok';
687: }
688: } elsif ($caller eq 'noedit') {
689: my $rtncode;
690: $repstatus = &getuploaded('GET',$url,$cdom,$cnum,$content,$rtncode);
691: unless ($repstatus eq 'ok') {
692: $$message = 'Could not render '.$url.' server message - '.$rtncode;
693: }
694: }
695: if ($repstatus eq 'ok') {
696: print $copiedfile $content;
697: }
698: close($copiedfile);
699: } else {
700: $$message = 'Could not open destination file for '.$filename."\n";
701: }
702: } else {
703: $$message = 'Could not determine name of file for ';
704: }
705: return $repstatus;
706: }
707:
708: # Imports the given (name, url) resources into the course
709: # coursenum, coursedom, and folder must precede the list
710: sub group_import {
711: my $coursenum = shift;
712: my $coursedom = shift;
713: my $folder = shift;
714: my $container = shift;
715: my $caller = shift;
716: while (@_) {
717: my $name = shift;
718: my $url = shift;
719: if (($url =~ m#^/uploaded/$coursedom/$coursenum/(default_\d+\.)(page|sequence)$#) && ($caller eq 'londocs')) {
720: my $errtext = '';
721: my $fatal = 0;
722: my $newmapstr = '<map>'."\n".
723: '<resource id="1" src="" type="start"></resource>'."\n".
724: '<link from="1" to="2" index="1"></link>'."\n".
725: '<resource id="2" src="" type="finish"></resource>'."\n".
726: '</map>';
727: $ENV{'form.output'}=$newmapstr;
728: my $home=&Apache::lonnet::homeserver($coursenum,$coursedom);
729: my $result=&Apache::lonnet::finishuserfileupload($coursenum,$coursedom,$home,
730: 'output',$1.$2);
731: if ($result != m|^/uploaded/|) {
732: $errtext.='Map not saved: A network error occured when trying to save the new map. ';
733: $fatal = 2;
734: }
735: if ($fatal) {
736: return ($errtext,$fatal);
737: }
738: }
739: if ($url) {
740: my $idx = $#Apache::lonratedt::resources + 1;
741: $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=$idx;
742: my $ext = 'false';
743: if ($url=~/^http:\/\//) { $ext = 'true'; }
744: $url =~ s/:/\:/g;
745: $name =~ s/:/\:/g;
746: $Apache::lonratedt::resources[$idx] =
747: join ':', ($name, $url, $ext, 'normal', 'res');
748: }
749: }
750: return &storemap($coursenum, $coursedom, $folder.'.'.$container);
751: }
752:
753: sub breadcrumbs {
754: my ($where)=@_;
755: &Apache::lonhtmlcommon::clear_breadcrumbs();
756: my (@folders);
757: if ($ENV{'form.pagepath'}) {
758: @folders = split('&',$ENV{'form.pagepath'});
759: } else {
760: @folders=split('&',$ENV{'form.folderpath'});
761: }
762: my $folderpath;
763: while (@folders) {
764: my $folder=shift(@folders);
765: my $foldername=shift(@folders);
766: if ($folderpath) {$folderpath.='&';}
767: $folderpath.=$folder.'&'.$foldername;
768: my $url='/adm/coursedocs?folderpath='.
769: &Apache::lonnet::escape($folderpath);
770: &Apache::lonhtmlcommon::add_breadcrumb(
771: {'href'=>$url,
772: 'title'=>&Apache::lonnet::unescape($foldername),
773: 'text'=>'<font size="+1">'.
774: &Apache::lonnet::unescape($foldername).'</font>'
775: });
776:
777:
778: }
779: return &Apache::lonhtmlcommon::breadcrumbs(undef,undef,undef,undef,undef,
780: 0,'nohelp');
781: }
782:
783: sub editor {
784: my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
785:
786: $r->print(&breadcrumbs($folder));
787: my $errtext='';
788: my $fatal=0;
789: my $container='sequence';
790: if ($ENV{'form.pagepath'}) {
791: $container='page';
792: }
793: ($errtext,$fatal)=
794: &mapread($coursenum,$coursedom,$folder.'.'.$container);
795: if ($#Apache::lonratedt::order<1) {
796: $Apache::lonratedt::order[0]=1;
797: $Apache::lonratedt::resources[1]='';
798: }
799: if ($fatal) {
800: $r->print('<p><font color="red">'.$errtext.'</font></p>');
801: } else {
802: # ------------------------------------------------------------ Process commands
803:
804: # ---------------- if they are for this folder and user allowed to make changes
805: if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
806: # set parameters and change order
807: if (defined($ENV{'form.setparms'})) {
808: my $idx=$ENV{'form.setparms'};
809: # set parameters
810: if ($ENV{'form.randpick_'.$idx}) {
811: &Apache::lonratedt::storeparameter($idx,'parameter_randompick',$ENV{'form.randpick_'.$idx},'int_pos');
812: } else {
813: &Apache::lonratedt::delparameter($idx,'parameter_randompick');
814: }
815: if ($ENV{'form.hidprs_'.$idx}) {
816: &Apache::lonratedt::storeparameter($idx,'parameter_hiddenresource','yes','string_yesno');
817: } else {
818: &Apache::lonratedt::delparameter($idx,'parameter_hiddenresource');
819: }
820: if ($ENV{'form.encprs_'.$idx}) {
821: &Apache::lonratedt::storeparameter($idx,'parameter_encrypturl','yes','string_yesno');
822: } else {
823: &Apache::lonratedt::delparameter($idx,'parameter_encrypturl');
824: }
825:
826: if ($ENV{'form.newpos'}) {
827: # change order
828:
829: my $newpos=$ENV{'form.newpos'}-1;
830: my $currentpos=$ENV{'form.currentpos'}-1;
831: my $i;
832: my @neworder=();
833: if ($newpos>$currentpos) {
834: # moving stuff up
835: for ($i=0;$i<$currentpos;$i++) {
836: $neworder[$i]=$Apache::lonratedt::order[$i];
837: }
838: for ($i=$currentpos;$i<$newpos;$i++) {
839: $neworder[$i]=$Apache::lonratedt::order[$i+1];
840: }
841: $neworder[$newpos]=$Apache::lonratedt::order[$currentpos];
842: for ($i=$newpos+1;$i<=$#Apache::lonratedt::order;$i++) {
843: $neworder[$i]=$Apache::lonratedt::order[$i];
844: }
845: } else {
846: # moving stuff down
847: for ($i=0;$i<$newpos;$i++) {
848: $neworder[$i]=$Apache::lonratedt::order[$i];
849: }
850: $neworder[$newpos]=$Apache::lonratedt::order[$currentpos];
851: for ($i=$newpos+1;$i<$currentpos+1;$i++) {
852: $neworder[$i]=$Apache::lonratedt::order[$i-1];
853: }
854: for ($i=$currentpos+1;$i<=$#Apache::lonratedt::order;$i++) {
855: $neworder[$i]=$Apache::lonratedt::order[$i];
856: }
857: }
858: @Apache::lonratedt::order=@neworder;
859: }
860: # store the changed version
861:
862: ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
863: if ($fatal) {
864: $r->print('<p><font color="red">'.$errtext.'</font></p>');
865: return;
866: }
867:
868: }
869:
870: # upload a file, if present
871: if (($ENV{'form.uploaddoc.filename'}) &&
872: ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {
873: if ( ($folder=~/^$1/) || ($1 eq 'default') ) {
874: # this is for a course, not a user, so set coursedoc flag
875: # probably the only place in the system where this should be "1"
876: my $url=&Apache::lonnet::userfileupload('uploaddoc',1,'docs');
877: my $ext='false';
878: if ($url=~/^http\:\/\//) { $ext='true'; }
879: $url=~s/\:/\:/g;
880: my $comment=$ENV{'form.comment'};
881: $comment=~s/\</\<\;/g;
882: $comment=~s/\>/\>\;/g;
883: $comment=~s/\:/\:/g;
884: if ($folder=~/^supplemental/) {
885: $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
886: $ENV{'user.domain'}.'___&&&___'.$comment;
887: }
888: my $newidx=$#Apache::lonratedt::resources+1;
889: $Apache::lonratedt::resources[$newidx]=
890: $comment.':'.$url.':'.$ext.':normal:res';
891: $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=
892: $newidx;
893:
894: ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
895: if ($fatal) {
896: $r->print('<p><font color="red">'.$errtext.'</font></p>');
897: return;
898: }
899: }
900: }
901: if ($ENV{'form.cmd'}) {
902: my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});
903: if ($cmd eq 'del') {
904: my (undef,$url)=split(':',$Apache::lonratedt::resources[$Apache::lonratedt::order[$idx]]);
905: if ($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) {
906: &Apache::lonnet::removeuploadedurl($url);
907: }
908: for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
909: $Apache::lonratedt::order[$i]=
910: $Apache::lonratedt::order[$i+1];
911: }
912: $#Apache::lonratedt::order--;
913: } elsif ($cmd eq 'up') {
914: if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {
915: my $i=$Apache::lonratedt::order[$idx-1];
916: $Apache::lonratedt::order[$idx-1]=
917: $Apache::lonratedt::order[$idx];
918: $Apache::lonratedt::order[$idx]=$i;
919: }
920: } elsif ($cmd eq 'down') {
921: if (defined($Apache::lonratedt::order[$idx+1])) {
922: my $i=$Apache::lonratedt::order[$idx+1];
923: $Apache::lonratedt::order[$idx+1]=
924: $Apache::lonratedt::order[$idx];
925: $Apache::lonratedt::order[$idx]=$i;
926: }
927: } elsif ($cmd eq 'rename') {
928: my $ratstr = $Apache::lonratedt::resources[$Apache::lonratedt::order[$idx]];
929: my ($rtitle,@rrest)=split(/\:/,
930: $Apache::lonratedt::resources[
931: $Apache::lonratedt::order[$idx]]);
932: my $comment=
933: &HTML::Entities::decode($ENV{'form.title'});
934: $comment=~s/\</\<\;/g;
935: $comment=~s/\>/\>\;/g;
936: $comment=~s/\:/\:/g;
937: if ($comment=~/\S/) {
938: $Apache::lonratedt::resources[
939: $Apache::lonratedt::order[$idx]]=
940: $comment.':'.join(':',@rrest);
941: }
942: }
943: # Store the changed version
944: ($errtext,$fatal)=&storemap($coursenum,$coursedom,
945: $folder.'.'.$container);
946: if ($fatal) {
947: $r->print('<p><font color="red">'.$errtext.'</font></p>');
948: return;
949: }
950: }
951: # Group import/search
952: if ($ENV{'form.importdetail'}) {
953: my @imports;
954: foreach (split(/\&/,$ENV{'form.importdetail'})) {
955: if (defined($_)) {
956: my ($name,$url)=split(/\=/,$_);
957: $name=&Apache::lonnet::unescape($name);
958: $url=&Apache::lonnet::unescape($url);
959: push @imports, $name, $url;
960: }
961: }
962: # Store the changed version
963: ($errtext,$fatal)=group_import($coursenum, $coursedom, $folder,
964: $container,'londocs',@imports);
965: if ($fatal) {
966: $r->print('<p><font color="red">'.$errtext.'</font></p>');
967: return;
968: }
969: }
970: # Loading a complete map
971: if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {
972: foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
973: my $idx=$#Apache::lonratedt::resources;
974: $idx++;
975: $Apache::lonratedt::resources[$idx]=$_;
976: $Apache::lonratedt::order
977: [$#Apache::lonratedt::order+1]=$idx;
978: }
979:
980: # Store the changed version
981: ($errtext,$fatal)=&storemap($coursenum,$coursedom,
982: $folder.'.'.$container);
983: if ($fatal) {
984: $r->print('<p><font color="red">'.$errtext.'</font></p>');
985: return;
986: }
987: }
988: }
989: # ---------------------------------------------------------------- End commands
990: # ---------------------------------------------------------------- Print screen
991: my $idx=0;
992: $r->print('<table>');
993: foreach (@Apache::lonratedt::order) {
994: my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
995: unless ($name) { $name=(split(/\//,$url))[-1]; }
996: unless ($name) { next; }
997: $r->print(&entryline($idx,$name,$url,$folder,$allowed,$_,$coursenum));
998: $idx++;
999: }
1000: unless ($idx) {
1001: $r->print('<tr><td>'.&mt('Currently no documents.').'</td></tr>');
1002: }
1003: $r->print('</table>');
1004: }
1005: }
1006:
1007: # --------------------------------------------------------------- An entry line
1008:
1009: sub entryline {
1010: my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;
1011: $title=~s/\&colon\;/\:/g;
1012: $title=&HTML::Entities::encode(&HTML::Entities::decode(
1013: &Apache::lonnet::unescape($title)),'"<>&\'');
1014: my $renametitle=$title;
1015: my $foldertitle=$title;
1016: my $pagetitle=$title;
1017: my $orderidx=$Apache::lonratedt::order[$index];
1018: if ($title=~ /^(\d+)___&&&___(\w+)___&&&___(\w+)___&&&___(.*)$/ ) {
1019: $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
1020: $renametitle=$4;
1021: $title='<i>'.&Apache::lonlocal::locallocaltime($1).'</i> '.
1022: &Apache::loncommon::plainname($2,$3).': <br />'.
1023: $foldertitle;
1024: }
1025: $renametitle=~s/\"\;/\\\"/g;
1026: my $line='<tr>';
1027: # Edit commands
1028: my $container;
1029: my $folderpath;
1030: if ($ENV{'form.folderpath'}) {
1031: $container = 'sequence';
1032: $folderpath=&Apache::lonnet::escape($ENV{'form.folderpath'});
1033: # $htmlfoldername=&HTML::Entities::encode($ENV{'form.foldername'},'<>&"');
1034: }
1035: my $pagepath;
1036: if ($ENV{'form.pagepath'}) {
1037: $container = 'page';
1038: $pagepath=&Apache::lonnet::escape($ENV{'form.pagepath'});
1039: }
1040: if ($allowed) {
1041: my $incindex=$index+1;
1042: my $selectbox='';
1043: if ($folder!~/^supplemental/) {
1044: $selectbox=
1045: '<input type="hidden" name="currentpos" value="'.$incindex.'" />'.
1046: '<select name="newpos" onChange="this.form.submit()">';
1047: for (my $i=1;$i<=$#Apache::lonratedt::order+1;$i++) {
1048: if ($i==$incindex) {
1049: $selectbox.='<option value="" selected="1">('.$i.')</option>';
1050: } else {
1051: $selectbox.='<option value="'.$i.'">'.$i.'</option>';
1052: }
1053: }
1054: $selectbox.='</select>';
1055: }
1056: my %lt=&Apache::lonlocal::texthash(
1057: 'up' => 'Move Up',
1058: 'dw' => 'Move Down',
1059: 'rm' => 'Remove',
1060: 'rn' => 'Rename');
1061: if ($ENV{'form.pagepath'}) {
1062: $line.=(<<END);
1063: <form name="entry_$index" action="/adm/coursedocs" method="post">
1064: <input type="hidden" name="pagepath" value="$ENV{'form.pagepath'}" />
1065: <input type="hidden" name="setparms" value="$orderidx" />
1066: <td><table border='0' cellspacing='2' cellpadding='0'>
1067: <tr><td bgcolor="#DDDDDD">
1068: <a href='/adm/coursedocs?cmd=up_$index&pagepath=$pagepath'>
1069: <img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>
1070: <tr><td bgcolor="#DDDDDD">
1071: <a href='/adm/coursedocs?cmd=down_$index&pagepath=$pagepath'>
1072: <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>
1073: </table></td>
1074: <td>$selectbox
1075: </td><td bgcolor="#DDDDDD">
1076: <a href='javascript:removeres("$pagepath","$index","$renametitle","page");'>
1077: <font size="-2" color="#990000">$lt{'rm'}</font></a>
1078: <a href='javascript:changename("$pagepath","$index","$renametitle","page");'>
1079: <font size="-2" color="#009900">$lt{'rn'}</font></a></td>
1080: END
1081: } else {
1082: $line.=(<<END);
1083: <form name="entry_$index" action="/adm/coursedocs" method="post">
1084: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
1085: <input type="hidden" name="setparms" value="$orderidx" />
1086: <td><table border='0' cellspacing='2' cellpadding='0'>
1087: <tr><td bgcolor="#DDDDDD">
1088: <a href='/adm/coursedocs?cmd=up_$index&folderpath=$folderpath'>
1089: <img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>
1090: <tr><td bgcolor="#DDDDDD">
1091: <a href='/adm/coursedocs?cmd=down_$index&folderpath=$folderpath'>
1092: <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>
1093: </table></td>
1094: <td>$selectbox
1095: </td><td bgcolor="#DDDDDD">
1096: <a href='javascript:removeres("$folderpath","$index","$renametitle","sequence");'>
1097: <font size="-2" color="#990000">$lt{'rm'}</font></a>
1098: <a href='javascript:changename("$folderpath","$index","$renametitle","sequence");'>
1099: <font size="-2" color="#009900">$lt{'rn'}</font></a></td>
1100: END
1101: }
1102: }
1103: # Figure out what kind of a resource this is
1104: my ($extension)=($url=~/\.(\w+)$/);
1105: my $uploaded=($url=~/^\/*uploaded\//);
1106: my $icon=&Apache::loncommon::icon($url);
1107: my $isfolder=0;
1108: my $ispage=0;
1109: my $folderarg;
1110: my $pagearg;
1111: my $pagefile;
1112: if ($uploaded) {
1113: if ($extension eq 'sequence') {
1114: $icon=$iconpath.'/folder_closed.gif';
1115: $url=~/$coursenum\/([\/\w]+)\.sequence$/;
1116: $url='/adm/coursedocs?';
1117: $folderarg=$1;
1118: $isfolder=1;
1119: } elsif ($extension eq 'page') {
1120: $icon=$iconpath.'/page.gif';
1121: $url=~/$coursenum\/([\/\w]+)\.page$/;
1122: $pagearg=$1;
1123: $url='/adm/coursedocs?';
1124: $ispage=1;
1125: } else {
1126: &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);
1127: }
1128: }
1129: $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
1130: if ((!$isfolder) && ($residx) && ($folder!~/supplemental/) && (!$ispage)) {
1131: my $symb=&Apache::lonnet::symbclean(
1132: &Apache::lonnet::declutter('uploaded/'.
1133: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.'/'.
1134: $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.'/'.$folder.
1135: '.sequence').
1136: '___'.$residx.'___'.
1137: &Apache::lonnet::declutter($url));
1138: (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
1139: $url=&Apache::lonnet::clutter($url);
1140: if ($url=~/^\/*uploaded\//) {
1141: $url=~/\.(\w+)$/;
1142: my $embstyle=&Apache::loncommon::fileembstyle($1);
1143: if (($embstyle eq 'img') || ($embstyle eq 'emb')) {
1144: $url='/adm/wrapper'.$url;
1145: } elsif ($embstyle eq 'ssi') {
1146: #do nothing with these
1147: } elsif ($url!~/\.(sequence|page)$/) {
1148: $url='/adm/coursedocs/showdoc'.$url;
1149: }
1150: }
1151: unless ($container eq 'page') {
1152: $url.=(($url=~/\?/)?'&':'?').'symb='.&Apache::lonnet::escape($symb);
1153: }
1154: }
1155: my $parameterset=' ';
1156: if ($isfolder) {
1157: my $foldername=&Apache::lonnet::escape($foldertitle);
1158: my $folderpath=$ENV{'form.folderpath'};
1159: if ($folderpath) { $folderpath.='&' };
1160: $folderpath.=$folderarg.'&'.$foldername;
1161: $url.='folderpath='.&Apache::lonnet::escape($folderpath);
1162: $parameterset=&mt('Randomly Pick: ').
1163: '<input type="text" size="4" name="randpick_'.$orderidx.'" value="'.
1164: (&Apache::lonratedt::getparameter($orderidx,'parameter_randompick'))[0].'" />';
1165: }
1166: if ($ispage) {
1167: my $pagename=&Apache::lonnet::escape($pagetitle);
1168: my $pagepath;
1169: my $folderpath=$ENV{'form.folderpath'};
1170: if ($folderpath) { $pagepath = $folderpath.'&' };
1171: $pagepath.=$pagearg.'&'.$pagename;
1172: $url.='pagepath='.&Apache::lonnet::escape($pagepath);
1173: }
1174: $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'"><img src="'.$icon.
1175: '" border="0"></a></td>'.
1176: "<td bgcolor='#FFFFBB'><a href='$url'>$title</a></td>";
1177: if (($allowed) && ($folder!~/^supplemental/)) {
1178: my %lt=&Apache::lonlocal::texthash(
1179: 'hd' => 'Hidden',
1180: 'ec' => 'URL hidden',
1181: 'sp' => 'Store Parameters');
1182: my $enctext=
1183: ((&Apache::lonratedt::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');
1184: my $hidtext=
1185: ((&Apache::lonratedt::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');
1186: $line.=(<<ENDPARMS);
1187: <td bgcolor="#BBBBFF"><font size='-2'>
1188: <input type="checkbox" name="hidprs_$orderidx" $hidtext/> $lt{'hd'}</td>
1189: <!--<td bgcolor="#BBBBFF"><font size='-2'>
1190: <input type="checkbox" name="encprs_$orderidx" $enctext/> $lt{'ec'}</td>-->
1191: <td bgcolor="#BBBBFF"><font size="-2">$parameterset</font></td>
1192: <td bgcolor="#BBBBFF"><font size='-2'>
1193: <input type="submit" value="$lt{'sp'}" />
1194: </font></td>
1195: ENDPARMS
1196: }
1197: $line.="</form></tr>";
1198: return $line;
1199: }
1200:
1201: # ---------------------------------------------------------------- tie the hash
1202:
1203: sub tiehash {
1204: my ($mode)=@_;
1205: $hashtied=0;
1206: if ($ENV{'request.course.fn'}) {
1207: if ($mode eq 'write') {
1208: if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
1209: &GDBM_WRCREAT(),0640)) {
1210: $hashtied=2;
1211: }
1212: } else {
1213: if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
1214: &GDBM_READER(),0640)) {
1215: $hashtied=1;
1216: }
1217: }
1218: }
1219: }
1220:
1221: sub untiehash {
1222: if ($hashtied) { untie %hash; }
1223: $hashtied=0;
1224: }
1225:
1226: # --------------------------------------------------------------- check on this
1227:
1228: sub checkonthis {
1229: my ($r,$url,$level,$title)=@_;
1230: $url=&Apache::lonnet::unescape($url);
1231: $alreadyseen{$url}=1;
1232: $r->rflush();
1233: if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
1234: $r->print("\n<br />");
1235: for (my $i=0;$i<=$level*5;$i++) {
1236: $r->print(' ');
1237: }
1238: $r->print('<a href="'.$url.'" target="cat">'.
1239: ($title?$title:$url).'</a> ');
1240: if ($url=~/^\/res\//) {
1241: my $result=&Apache::lonnet::repcopy(
1242: &Apache::lonnet::filelocation('',$url));
1243: if ($result==OK) {
1244: $r->print('<font color="green">'.&mt('ok').'</font>');
1245: $r->rflush();
1246: &Apache::lonnet::countacc($url);
1247: $url=~/\.(\w+)$/;
1248: if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
1249: $r->print('<br />');
1250: $r->rflush();
1251: for (my $i=0;$i<=$level*5;$i++) {
1252: $r->print(' ');
1253: }
1254: $r->print('- '.&mt('Rendering').': ');
1255: my $oldpath=$ENV{'request.filename'};
1256: $ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);
1257: &Apache::lonxml::xmlparse($r,'web',
1258: &Apache::lonnet::getfile(
1259: &Apache::lonnet::filelocation('',$url)));
1260: undef($Apache::lonhomework::parsing_a_problem);
1261: $ENV{'request.filename'}=$oldpath;
1262: if (($Apache::lonxml::errorcount) ||
1263: ($Apache::lonxml::warningcount)) {
1264: if ($Apache::lonxml::errorcount) {
1265: $r->print('<img src="/adm/lonMisc/bomb.gif" /><font color="red"><b>'.
1266: $Apache::lonxml::errorcount.' '.
1267: &mt('error(s)').'</b></font> ');
1268: }
1269: if ($Apache::lonxml::warningcount) {
1270: $r->print('<font color="blue">'.
1271: $Apache::lonxml::warningcount.' '.
1272: &mt('warning(s)').'</font>');
1273: }
1274: } else {
1275: $r->print('<font color="green">'.&mt('ok').'</font>');
1276: }
1277: $r->rflush();
1278: }
1279: my $dependencies=
1280: &Apache::lonnet::metadata($url,'dependencies');
1281: foreach (split(/\,/,$dependencies)) {
1282: if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {
1283: &checkonthis($r,$_,$level+1);
1284: }
1285: }
1286: } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {
1287: $r->print('<font color="red"><b>'.&mt('connection down').'</b></font>');
1288: } elsif ($result==HTTP_NOT_FOUND) {
1289: unless ($url=~/\$/) {
1290: $r->print('<font color="red"><b>'.&mt('not found').'</b></font>');
1291: } else {
1292: $r->print('<font color="yellow"><b>'.&mt('unable to verify variable URL').'</b></font>');
1293: }
1294: } else {
1295: $r->print('<font color="red"><b>'.&mt('access denied').'</b></font>');
1296: }
1297: }
1298: }
1299: }
1300:
1301:
1302: #
1303: # -------------------------------------------------------------- Verify Content
1304: #
1305: sub verifycontent {
1306: my $r=shift;
1307: my $loaderror=&Apache::lonnet::overloaderror($r);
1308: if ($loaderror) { return $loaderror; }
1309:
1310: $r->print('<html><head><title>Verify Content</title></head>'.
1311: &Apache::loncommon::bodytag('Verify Course Documents'));
1312: $hashtied=0;
1313: undef %alreadyseen;
1314: %alreadyseen=();
1315: &tiehash();
1316: foreach (keys %hash) {
1317: if ($hash{$_}=~/\.(page|sequence)$/) {
1318: if (($_=~/^src_/) && ($alreadyseen{&Apache::lonnet::unescape($hash{$_})})) {
1319: $r->print('<hr /><font color="red">'.
1320: &mt('The following sequence or page is included more than once in your course: ').
1321: &Apache::lonnet::unescape($hash{$_}).'</font><br />'.
1322: &mt('Note that grading records for problems included in this sequence or folder will overlap.<hr />'));
1323: }
1324: }
1325: if (($_=~/^src\_(.+)$/) && (!$alreadyseen{&Apache::lonnet::unescape($hash{$_})})) {
1326: &checkonthis($r,$hash{$_},0,$hash{'title_'.$1});
1327: }
1328: }
1329: &untiehash();
1330: $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.
1331: &mt('Return to DOCS').'</a>');
1332: }
1333:
1334: # -------------------------------------------------------------- Check Versions
1335:
1336: sub checkversions {
1337: my $r=shift;
1338: $r->print('<html><head><title>Check Versions</title></head>'.
1339: &Apache::loncommon::bodytag('Check Course Document Versions'));
1340: my $header='';
1341: my $startsel='';
1342: my $monthsel='';
1343: my $weeksel='';
1344: my $daysel='';
1345: my $allsel='';
1346: my %changes=();
1347: my $starttime=0;
1348: my $haschanged=0;
1349: my %setversions=&Apache::lonnet::dump('resourceversions',
1350: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1351: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1352:
1353: $hashtied=0;
1354: &tiehash();
1355: my %newsetversions=();
1356: if ($ENV{'form.setmostrecent'}) {
1357: $haschanged=1;
1358: foreach (keys %hash) {
1359: if ($_=~/^ids\_(\/res\/.+)$/) {
1360: $newsetversions{$1}='mostrecent';
1361: }
1362: }
1363: } elsif ($ENV{'form.setcurrent'}) {
1364: $haschanged=1;
1365: foreach (keys %hash) {
1366: if ($_=~/^ids\_(\/res\/.+)$/) {
1367: my $getvers=&Apache::lonnet::getversion($1);
1368: if ($getvers>0) {
1369: $newsetversions{$1}=$getvers;
1370: }
1371: }
1372: }
1373: } elsif ($ENV{'form.setversions'}) {
1374: $haschanged=1;
1375: foreach (keys %ENV) {
1376: if ($_=~/^form\.set_version_(.+)$/) {
1377: my $src=$1;
1378: if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {
1379: $newsetversions{$src}=$ENV{$_};
1380: }
1381: }
1382: }
1383: }
1384: if ($haschanged) {
1385: if (&Apache::lonnet::put('resourceversions',\%newsetversions,
1386: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1387: $ENV{'course.'.$ENV{'request.course.id'}.'.num'}) eq 'ok') {
1388: $r->print('<h1>'.&mt('Your Version Settings have been Stored').'</h1>');
1389: } else {
1390: $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Store your Version Settings').'</font></h1>');
1391: }
1392: &mark_hash_old();
1393: }
1394: &changewarning($r,'');
1395: if ($ENV{'form.timerange'} eq 'all') {
1396: # show all documents
1397: $header=&mt('All Documents in Course');
1398: $allsel=1;
1399: foreach (keys %hash) {
1400: if ($_=~/^ids\_(\/res\/.+)$/) {
1401: my $src=$1;
1402: $changes{$src}=1;
1403: }
1404: }
1405: } else {
1406: # show documents which changed
1407: %changes=&Apache::lonnet::dump
1408: ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1409: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1410: my $firstkey=(keys %changes)[0];
1411: unless ($firstkey=~/^error\:/) {
1412: unless ($ENV{'form.timerange'}) {
1413: $ENV{'form.timerange'}=604800;
1414: }
1415: my $seltext=&mt('during the last').' '.$ENV{'form.timerange'}.' '
1416: .&mt('seconds');
1417: if ($ENV{'form.timerange'}==-1) {
1418: $seltext='since start of course';
1419: $startsel='selected';
1420: $ENV{'form.timerange'}=time;
1421: }
1422: $starttime=time-$ENV{'form.timerange'};
1423: if ($ENV{'form.timerange'}==2592000) {
1424: $seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
1425: $monthsel='selected';
1426: } elsif ($ENV{'form.timerange'}==604800) {
1427: $seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
1428: $weeksel='selected';
1429: } elsif ($ENV{'form.timerange'}==86400) {
1430: $seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
1431: $daysel='selected';
1432: }
1433: $header=&mt('Content changed').' '.$seltext;
1434: } else {
1435: $header=&mt('No content modifications yet.');
1436: }
1437: }
1438: %setversions=&Apache::lonnet::dump('resourceversions',
1439: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1440: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1441: my %lt=&Apache::lonlocal::texthash
1442: ('st' => 'Version changes since start of Course',
1443: 'lm' => 'Version changes since last Month',
1444: 'lw' => 'Version changes since last Week',
1445: 'sy' => 'Version changes since Yesterday',
1446: 'al' => 'All Resources (possibly large output)',
1447: 'sd' => 'Display',
1448: 'fi' => 'File',
1449: 'md' => 'Modification Date',
1450: 'mr' => 'Most recently published Version',
1451: 've' => 'Version used in Course',
1452: 'vu' => 'Set Version to be used in Course',
1453: 'sv' => 'Set Versions to be used in Course according to Selections below',
1454: 'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
1455: 'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
1456: 'di' => 'Differences');
1457: $r->print(<<ENDHEADERS);
1458: <form action="/adm/coursedocs" method="post">
1459: <input type="hidden" name="versions" value="1" />
1460: <input type="submit" name="setmostrecent" value="$lt{'sm'}" />
1461: <input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />
1462: <select name="timerange">
1463: <option value='all' $allsel>$lt{'al'}</option>
1464: <option value="-1" $startsel>$lt{'st'}</option>
1465: <option value="2592000" $monthsel>$lt{'lm'}</option>
1466: <option value="604800" $weeksel>$lt{'lw'}</option>
1467: <option value="86400" $daysel>$lt{'sy'}</option>
1468: </select>
1469: <input type="submit" name="display" value="$lt{'sd'}" />
1470: <h3>$header</h3>
1471: <input type="submit" name="setversions" value="$lt{'sv'}" />
1472: <table border="0">
1473: ENDHEADERS
1474: foreach (sort keys %changes) {
1475: if ($changes{$_}>$starttime) {
1476: my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
1477: my $currentversion=&Apache::lonnet::getversion($_);
1478: if ($currentversion<0) {
1479: $currentversion=&mt('Could not be determined.');
1480: }
1481: my $linkurl=&Apache::lonnet::clutter($_);
1482: $r->print(
1483: '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.
1484: &Apache::lonnet::gettitle($linkurl).
1485: '</b></font></td></tr>'.
1486: '<tr><td> </td>'.
1487: '<td colspan="4">'.
1488: '<a href="'.$linkurl.'" target="cat">'.$linkurl.
1489: '</a></td></tr>'.
1490: '<tr><td></td>'.
1491: '<td title="'.$lt{'md'}.'">'.
1492: &Apache::lonlocal::locallocaltime(
1493: &Apache::lonnet::metadata($root.'.'.$extension,
1494: 'lastrevisiondate')
1495: ).
1496: '</td>'.
1497: '<td title="'.$lt{'mr'}.'"><nobr>Most Recent: '.
1498: '<font size="+1">'.$currentversion.'</font>'.
1499: '</nobr></td>'.
1500: '<td title="'.$lt{'ve'}.'"><nobr>In Course: '.
1501: '<font size="+1">');
1502: # Used in course
1503: my $usedversion=$hash{'version_'.$linkurl};
1504: if (($usedversion) && ($usedversion ne 'mostrecent')) {
1505: $r->print($usedversion);
1506: } else {
1507: $r->print($currentversion);
1508: }
1509: $r->print('</font></nobr></td><td title="'.$lt{'vu'}.'">'.
1510: '<nobr>Use: ');
1511: # Set version
1512: $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
1513: 'set_version_'.$linkurl,
1514: ('select_form_order' =>
1515: ['',1..$currentversion,'mostrecent'],
1516: '' => '',
1517: 'mostrecent' => 'most recent',
1518: map {$_,$_} (1..$currentversion))));
1519: $r->print('</nobr></td></tr><tr><td></td>');
1520: my $lastold=1;
1521: for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
1522: my $url=$root.'.'.$prevvers.'.'.$extension;
1523: if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
1524: $starttime) {
1525: $lastold=$prevvers;
1526: }
1527: }
1528: #
1529: # Code to figure out how many version entries should go in
1530: # each of the four columns
1531: my $entries_per_col = 0;
1532: my $num_entries = ($currentversion-$lastold);
1533: if ($num_entries % 4 == 0) {
1534: $entries_per_col = $num_entries/4;
1535: } else {
1536: $entries_per_col = $num_entries/4 + 1;
1537: }
1538: my $entries_count = 0;
1539: $r->print('<td valign="top"><font size="-2">');
1540: my $cols_output = 1;
1541: for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
1542: my $url=$root.'.'.$prevvers.'.'.$extension;
1543: $r->print('<nobr><a href="'.&Apache::lonnet::clutter($url).
1544: '">'.&mt('Version').' '.$prevvers.'</a> ('.
1545: &Apache::lonlocal::locallocaltime(
1546: &Apache::lonnet::metadata($url,
1547: 'lastrevisiondate')
1548: ).
1549: ')');
1550: if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
1551: $r->print(' <a href="/adm/diff?filename='.
1552: &Apache::lonnet::clutter($root.'.'.$extension).
1553: '&versionone='.$prevvers.
1554: '">'.&mt('Diffs').'</a>');
1555: }
1556: $r->print('</nobr><br />');
1557: if (++$entries_count % $entries_per_col == 0) {
1558: $r->print('</font></td>');
1559: if ($cols_output != 4) {
1560: $r->print('<td valign="top"><font size="-2">');
1561: $cols_output++;
1562: }
1563: }
1564: }
1565: while($cols_output++ < 4) {
1566: $r->print('</font></td><td><font>')
1567: }
1568: $r->print('</font></td></tr>'."\n");
1569: }
1570: }
1571: $r->print('</table></form>');
1572: $r->print('<h1>'.&mt('Done').'.</h1>');
1573:
1574: &untiehash();
1575: }
1576:
1577: sub mark_hash_old {
1578: my $retie_hash=0;
1579: if ($hashtied) {
1580: $retie_hash=1;
1581: &untiehash();
1582: }
1583: &tiehash('write');
1584: $hash{'old'}=1;
1585: &untiehash();
1586: if ($retie_hash) { &tiehash(); }
1587: }
1588:
1589: sub is_hash_old {
1590: my $untie_hash=0;
1591: if (!$hashtied) {
1592: $untie_hash=1;
1593: &tiehash();
1594: }
1595: my $return=$hash{'old'};
1596: if ($untie_hash) { &untiehash(); }
1597: return $return;
1598: }
1599:
1600: sub changewarning {
1601: my ($r,$postexec)=@_;
1602: if (!&is_hash_old()) { return; }
1603: $r->print(
1604: '<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'.
1605: '<form method="post" action="/adm/roles" target="loncapaclient">'.
1606: '<input type="hidden" name="orgurl" value="/adm/coursedocs?folderpath='.
1607: &Apache::lonnet::escape($ENV{'form.folderpath'}).
1608: '" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">'.
1609: &mt('Changes will become active for your current session after').
1610: ' <input type="hidden" name="'.
1611: $ENV{'request.role'}.'" value="1" /><input type="button" value="'.
1612: &mt('re-initializing course').'" onClick="reinit(this.form)"/>'.&mt(', or the next time you log in.').
1613: $help{'Caching'}.'</font></h3></form>');
1614: }
1615:
1616: # ================================================================ Main Handler
1617: sub handler {
1618: my $r = shift;
1619: &Apache::loncommon::content_type($r,'text/html');
1620: $r->send_http_header;
1621: return OK if $r->header_only;
1622:
1623: # --------------------------------------------- Initialize help topics for this
1624: foreach ('Adding_Course_Doc','Main_Course_Documents',
1625: 'Adding_External_Resource','Navigate_Content',
1626: 'Adding_Folders','Docs_Overview', 'Load_Map',
1627: 'Supplemental','Score_Upload_Form','Adding_Pages',
1628: 'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',
1629: 'Check_Resource_Versions','Verify_Content') {
1630: $help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);
1631: }
1632: # Composite help files
1633: $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
1634: 'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
1635: $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
1636: 'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
1637: $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
1638: 'Option_Response_Simple');
1639: $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
1640: 'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
1641: $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
1642: 'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
1643: $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
1644:
1645: if ($ENV{'form.verify'}) {
1646: &verifycontent($r);
1647: } elsif ($ENV{'form.versions'}) {
1648: &checkversions($r);
1649: } elsif ($ENV{'form.dumpcourse'}) {
1650: &dumpcourse($r);
1651: } elsif ($ENV{'form.exportcourse'}) {
1652: &exportcourse($r);
1653: } else {
1654: # is this a standard course?
1655:
1656: my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
1657: my $forcestandard;
1658: my $forcesupplement;
1659: my $script='';
1660: my $allowed;
1661: my $events='';
1662: my $showdoc=0;
1663: my $containertag;
1664: my $uploadtag;
1665: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1666: ['folderpath','pagepath']);
1667: if ($ENV{'form.folderpath'}) {
1668: my (@folderpath)=split('&',$ENV{'form.folderpath'});
1669: $ENV{'form.foldername'}=&Apache::lonnet::unescape(pop(@folderpath));
1670: $ENV{'form.folder'}=pop(@folderpath);
1671: }
1672: if ($ENV{'form.pagepath'}) {
1673: my (@pagepath)=split('&',$ENV{'form.pagepath'});
1674: $ENV{'form.pagename'}=&Apache::lonnet::unescape(pop(@pagepath));
1675: $ENV{'form.folder'}=pop(@pagepath);
1676: $containertag = '<input type="hidden" name="pagepath" value="" />';
1677: $uploadtag = '<input type="hidden" name="pagepath" value="'.$ENV{'form.pagepath'}.'" />';
1678: }
1679: if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
1680: $showdoc='/'.$1;
1681: }
1682: unless ($showdoc) { # got called from remote
1683: $forcestandard=($ENV{'form.folder'}=~/^default_/);
1684: $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
1685:
1686: # does this user have privileges to post, etc?
1687: $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
1688: if ($allowed) {
1689: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
1690: $script=&Apache::lonratedt::editscript('simple');
1691: }
1692: } else { # got called in sequence from course
1693: $allowed=0;
1694: $script='</script>'.&Apache::lonmenu::registerurl(1,undef).'<script>';
1695: $events='onLoad="'.&Apache::lonmenu::loadevents.
1696: '" onUnload="'.&Apache::lonmenu::unloadevents.'"';
1697: }
1698:
1699: # get course data
1700: my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1701: my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1702:
1703: # get personal data
1704:
1705: my $uname=$ENV{'user.name'};
1706: my $udom=$ENV{'user.domain'};
1707: my $plainname=&Apache::lonnet::escape(
1708: &Apache::loncommon::plainname($uname,$udom));
1709:
1710: # graphics settings
1711:
1712: $iconpath = $r->dir_config('lonIconsURL') . "/";
1713:
1714: my $now=time;
1715:
1716: # print screen
1717: $r->print(<<ENDDOCUMENT);
1718: <html>
1719: <head>
1720: <title>The LearningOnline Network with CAPA</title>
1721: <script>
1722: $script
1723: </script>
1724: ENDDOCUMENT
1725: if ($allowed) {
1726: $r->print(<<ENDNEWSCRIPT);
1727: <script>
1728: function makenewfolder(targetform,folderseq) {
1729: var foldername=prompt('Name of New Folder','New Folder');
1730: if (foldername) {
1731: targetform.importdetail.value=foldername+"="+folderseq;
1732: targetform.submit();
1733: }
1734: }
1735:
1736: function makenewpage(targetform,folderseq) {
1737: var pagename=prompt('Name of New Page','New Page');
1738: if (pagename) {
1739: targetform.importdetail.value=pagename+"="+folderseq;
1740: targetform.submit();
1741: }
1742: }
1743:
1744: function makenewext(targetname) {
1745: this.document.forms.extimport.useform.value=targetname;
1746: window.open('/adm/rat/extpickframe.html');
1747: }
1748:
1749: function makeexamupload() {
1750: var title=prompt('Listed Title for the Uploaded Score');
1751: if (title) {
1752: this.document.forms.newexamupload.importdetail.value=
1753: title+'=/res/lib/templates/examupload.problem';
1754: this.document.forms.newexamupload.submit();
1755: }
1756: }
1757:
1758: function makesmppage() {
1759: var title=prompt('Listed Title for the Page');
1760: if (title) {
1761: this.document.forms.newsmppg.importdetail.value=
1762: title+'=/adm/$udom/$uname/$now/smppg';
1763: this.document.forms.newsmppg.submit();
1764: }
1765: }
1766:
1767: function makesmpproblem() {
1768: var title=prompt('Listed Title for the Problem');
1769: if (title) {
1770: this.document.forms.newsmpproblem.importdetail.value=
1771: title+'=/res/lib/templates/simpleproblem.problem';
1772: this.document.forms.newsmpproblem.submit();
1773: }
1774: }
1775:
1776: function makebulboard() {
1777: var title=prompt('Listed Title for the Bulletin Board');
1778: if (title) {
1779: this.document.forms.newbul.importdetail.value=
1780: title+'=/adm/$udom/$uname/$now/bulletinboard';
1781: this.document.forms.newbul.submit();
1782: }
1783: }
1784:
1785: function makeabout() {
1786: var user=prompt("Enter user\@domain for User's 'About Me' Page");
1787: if (user) {
1788: var comp=new Array();
1789: comp=user.split('\@');
1790: if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
1791: if ((comp[0]) && (comp[1])) {
1792: this.document.forms.newaboutsomeone.importdetail.value=
1793: 'About '+user+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
1794: this.document.forms.newaboutsomeone.submit();
1795: }
1796: }
1797: }
1798: }
1799:
1800: function makeims() {
1801: var caller = document.forms.ims.folder.value
1802: var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one"
1803: newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes")
1804: newWindow.location.href = newlocation
1805: }
1806:
1807:
1808: function finishpick() {
1809: var title=this.document.forms.extimport.title.value;
1810: var url=this.document.forms.extimport.url.value;
1811: var form=this.document.forms.extimport.useform.value;
1812: eval
1813: ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
1814: '";this.document.forms.'+form+'.submit();');
1815: }
1816:
1817: function changename(folderpath,index,oldtitle,container) {
1818: var title=prompt('New Title',oldtitle);
1819: if (title) {
1820: this.document.forms.renameform.title.value=title;
1821: this.document.forms.renameform.cmd.value='rename_'+index;
1822: if (container == 'sequence') {
1823: this.document.forms.renameform.folderpath.value=folderpath;
1824: }
1825: if (container == 'page') {
1826: this.document.forms.renameform.pagepath.value=folderpath;
1827: }
1828: this.document.forms.renameform.submit();
1829: }
1830: }
1831:
1832: function removeres(folderpath,index,oldtitle,container) {
1833: if (confirm('Remove "'+oldtitle+'"?')) {
1834: this.document.forms.renameform.cmd.value='del_'+index;
1835: if (container == 'sequence') {
1836: this.document.forms.renameform.folderpath.value=folderpath;
1837: }
1838: if (container == 'page') {
1839: this.document.forms.renameform.pagepath.value=folderpath;
1840: }
1841: this.document.forms.renameform.submit();
1842: }
1843: }
1844:
1845: </script>
1846:
1847: ENDNEWSCRIPT
1848: }
1849: # -------------------------------------------------------------------- Body tag
1850: $r->print('</head>'.
1851: &Apache::loncommon::bodytag('Course Documents','',$events,
1852: '','',$showdoc).
1853: &Apache::loncommon::help_open_menu('','','','',273,'RAT'));
1854: unless ($showdoc) {
1855: # -----------------------------------------------------------------------------
1856: my %lt=&Apache::lonlocal::texthash(
1857: 'uplm' => 'Upload a new main course document',
1858: 'upls' => 'Upload a new supplemental course document',
1859: 'impp' => 'Import a published document',
1860: 'spec' => 'Special documents',
1861: 'upld' => 'Upload Document',
1862: 'srch' => 'Search',
1863: 'impo' => 'Import',
1864: 'selm' => 'Select Map',
1865: 'load' => 'Load Map',
1866: 'newf' => 'New Folder',
1867: 'newp' => 'New Composite Page',
1868: 'extr' => 'External Resource',
1869: 'syll' => 'Syllabus',
1870: 'navc' => 'Navigate Contents',
1871: 'sipa' => 'Simple Page',
1872: 'sipr' => 'Simple Problem',
1873: 'scuf' => 'Score Upload Form',
1874: 'bull' => 'Bulletin Board',
1875: 'mypi' => 'My Personal Info',
1876: 'abou' => 'About User',
1877: 'imsf' => 'Import IMS package',
1878: 'file' => 'File',
1879: 'title' => 'Title',
1880: 'comment' => 'Comment'
1881: );
1882: # -----------------------------------------------------------------------------
1883: if ($allowed) {
1884: my $dumpbut=&dumpbutton();
1885: my $exportbut=&exportbutton();
1886: my %lt=&Apache::lonlocal::texthash(
1887: 'vc' => 'Verify Content',
1888: 'cv' => 'Check/Set Resource Versions',
1889: );
1890:
1891: my $folderpath=$ENV{'form.folderpath'};
1892: if (!$folderpath) {
1893: if ($ENV{'form.folder'} eq '' ||
1894: $ENV{'form.folder'} eq 'supplemental') {
1895: $folderpath='default&'.
1896: &Apache::lonnet::escape(&mt('Main Course Documents'));
1897: }
1898: }
1899: unless ($ENV{'form.pagepath'}) {
1900: $containertag = '<input type="hidden" name="folderpath" value="" />';
1901: $uploadtag = '<input type="hidden" name="folderpath" value="'.$folderpath.'" />';
1902: }
1903:
1904: $r->print(<<ENDCOURSEVERIFY);
1905: <form name="renameform" method="post" action="/adm/coursedocs">
1906: <input type="hidden" name="title" />
1907: <input type="hidden" name="cmd" />
1908: $containertag
1909: </form>
1910: <form name="simpleedit" method="post" action="/adm/coursedocs">
1911: <input type=hidden name="importdetail" value="">
1912: $uploadtag
1913: </form>
1914: <form action="/adm/coursedocs" method="post" name="courseverify">
1915: <table bgcolor="#AAAAAA" width="100%" cellspacing="4" cellpadding="4">
1916: <tr><td bgcolor="#DDDDCC">
1917: <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}
1918: </td><td bgcolor="#DDDDCC">
1919: <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}
1920: $dumpbut
1921: $exportbut
1922: </td></tr></table>
1923: </form>
1924: ENDCOURSEVERIFY
1925: $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
1926: &mt('Editing the Table of Contents for your Course')));
1927: }
1928: # --------------------------------------------------------- Standard documents
1929: $r->print('<table border=2 cellspacing=4 cellpadding=4>');
1930: if (($standard) && ($allowed) && (!$forcesupplement)) {
1931: $r->print('<tr><td bgcolor="#BBBBBB">');
1932: # '<h2>'.&mt('Main Course Documents').
1933: # ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
1934: my $folder=$ENV{'form.folder'};
1935: if ($folder eq '' || $folder eq 'supplemental') {
1936: $folder='default';
1937: $ENV{'form.folderpath'}='default&'.&Apache::lonnet::escape(&mt('Main Course Documents'));
1938: }
1939: my $postexec='';
1940: if ($folder eq 'default') {
1941: $r->print('<script>this.window.name="loncapaclient";</script>');
1942: } else {
1943: #$postexec='self.close();';
1944: }
1945: $hadchanges=0;
1946: &editor($r,$coursenum,$coursedom,$folder,$allowed);
1947: if ($hadchanges) {
1948: &mark_hash_old()
1949: }
1950: &changewarning($r,$postexec);
1951: my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
1952: '.sequence';
1953: my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
1954: '.page';
1955:
1956: $r->print(<<ENDFORM);
1957: <table cellspacing=4 cellpadding=4><tr>
1958: <th bgcolor="#DDDDDD">$lt{'uplm'}</th>
1959: <th bgcolor="#DDDDDD">$lt{'impp'}</th>
1960: <th bgcolor="#DDDDDD">$lt{'spec'}</th>
1961: </tr>
1962: <tr><td bgcolor="#DDDDDD">
1963: $lt{'file'}:<br />
1964: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
1965: <input type="file" name="uploaddoc" size="40">
1966: <br />
1967: $lt{'title'}:<br />
1968: <input type="text" size="50" name="comment">
1969: $uploadtag
1970: <input type="hidden" name="cmd" value="upload_default">
1971: <nobr>
1972: <input type="submit" value="$lt{'upld'}">
1973: $help{'Uploading_From_Harddrive'}
1974: </nobr>
1975: </form>
1976: </td>
1977: <td bgcolor="#DDDDDD">
1978: <form action="/adm/coursedocs" method="post" name="simpleeditdefault">
1979: $uploadtag
1980: <input type=button onClick="javascript:groupsearch()" value="$lt{'srch'}">
1981: <nobr>
1982: <input type=button onClick="javascript:groupimport();" value="$lt{'impo'}">
1983: $help{'Importing_LON-CAPA_Resource'}
1984: </nobr>
1985: <p>
1986: <hr />
1987: <input type="text" size="20" name="importmap"><br />
1988: <nobr><input type=button
1989: onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"
1990: value="$lt{'selm'}"> <input type="submit" name="loadmap" value="$lt{'load'}">
1991: $help{'Load_Map'}</nobr>
1992: </p>
1993: </form>
1994: </td>
1995: <td bgcolor="#DDDDDD">
1996: ENDFORM
1997: unless ($ENV{'form.pagepath'}) {
1998: $r->print(<<ENDFORM);
1999: <form action="/adm/coursedocs" method="post" name="newfolder">
2000: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2001: <input type=hidden name="importdetail" value="">
2002: <nobr>
2003: <input name="newfolder" type="button"
2004: onClick="javascript:makenewfolder(this.form,'$folderseq');"
2005: value="$lt{'newf'}" />$help{'Adding_Folders'}
2006: </nobr>
2007: </form>
2008: <form action="/adm/coursedocs" method="post" name="newpage">
2009: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2010: <input type=hidden name="importdetail" value="">
2011: <nobr>
2012: <input name="newpage" type="button"
2013: onClick="javascript:makenewpage(this.form,'$pageseq');"
2014: value="$lt{'newp'}" />$help{'Adding_Pages'}
2015: </nobr>
2016: </form>
2017: <form action="/adm/coursedocs" method="post" name="newext">
2018: $uploadtag
2019: <input type=hidden name="importdetail" value="">
2020: <nobr>
2021: <input name="newext" type="button" onClick="javascript:makenewext('newext');"
2022: value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
2023: </nobr>
2024: </form>
2025: <form action="/adm/coursedocs" method="post" name="newsyl">
2026: $uploadtag
2027: <input type=hidden name="importdetail"
2028: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
2029: <nobr>
2030: <input name="newsyl" type="submit" value="$lt{'syll'}" />
2031: $help{'Syllabus'}
2032: </nobr>
2033: </form>
2034: <form action="/adm/coursedocs" method="post" name="newnav">
2035: $uploadtag
2036: <input type=hidden name="importdetail"
2037: value="Navigate Content=/adm/navmaps">
2038: <nobr>
2039: <input name="newnav" type="submit" value="$lt{'navc'}" />
2040: $help{'Navigate_Content'}
2041: </nobr>
2042: </form>
2043: <form action="/adm/coursedocs" method="post" name="newsmppg">
2044: $uploadtag
2045: <input type=hidden name="importdetail" value="">
2046: <nobr>
2047: <input name="newsmppg" type="button" value="$lt{'sipa'}"
2048: onClick="javascript:makesmppage();" /> $help{'Simple Page'}
2049: </nobr>
2050: </form>
2051: <form action="/adm/coursedocs" method="post" name="newsmpproblem">
2052: $uploadtag
2053: <input type=hidden name="importdetail" value="">
2054: <nobr>
2055: <input name="newsmpproblem" type="button" value="$lt{'sipr'}"
2056: onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
2057: </nobr>
2058: </form>
2059: <form action="/adm/coursedocs" method="post" name="newexamupload">
2060: $uploadtag
2061: <input type=hidden name="importdetail" value="">
2062: <nobr>
2063: <input name="newexamupload" type="button" value="$lt{'scuf'}"
2064: onClick="javascript:makeexamupload();" />
2065: $help{'Score_Upload_Form'}
2066: </nobr>
2067: </form>
2068: <form action="/adm/coursedocs" method="post" name="newbul">
2069: $uploadtag
2070: <input type=hidden name="importdetail" value="">
2071: <nobr>
2072: <input name="newbulletin" type="button" value="$lt{'bull'}"
2073: onClick="javascript:makebulboard();" />
2074: $help{'Bulletin Board'}
2075: </nobr>
2076: </form>
2077: <form action="/adm/coursedocs" method="post" name="newaboutme">
2078: $uploadtag
2079: <input type=hidden name="importdetail"
2080: value="$plainname=/adm/$udom/$uname/aboutme">
2081: <nobr>
2082: <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
2083: $help{'My Personal Info'}
2084: </nobr>
2085: </form>
2086: <form action="/adm/coursedocs" method="post" name="newaboutsomeone">
2087: $uploadtag
2088: <input type=hidden name="importdetail" value="">
2089: <nobr>
2090: <input name="newaboutsomeone" type="button" value="$lt{'abou'}"
2091: onClick="javascript:makeabout();" />
2092: </nobr>
2093: ENDFORM
2094: }
2095: if ($ENV{'form.pagepath'}) {
2096: $r->print(<<ENDBLOCK);
2097: <form action="/adm/coursedocs" method="post" name="newsmpproblem">
2098: $uploadtag
2099: <input type=hidden name="importdetail" value="">
2100: <nobr>
2101: <input name="newsmpproblem" type="button" value="$lt{'sipr'}"
2102: onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
2103: </nobr>
2104: </form>
2105: <form action="/adm/coursedocs" method="post" name="newexamupload">
2106: $uploadtag
2107: <input type=hidden name="importdetail" value="">
2108: <nobr>
2109: <input name="newexamupload" type="button" value="$lt{'scuf'}"
2110: onClick="javascript:makeexamupload();" />
2111: $help{'Score_Upload_Form'}
2112: </nobr>
2113: </form>
2114: ENDBLOCK
2115: } else {
2116: $r->print(<<ENDFORM);
2117: </form>
2118: <form action="/adm/imsimportdocs" method="post" name="ims">
2119: <input type="hidden" name="folder" value="$folder" />
2120: <input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />
2121: </nobr>
2122: </form>
2123: ENDFORM
2124: }
2125: $r->print('</td></tr>'."\n".
2126: '</table>');
2127: $r->print('</td></tr>');
2128: }
2129: # ----------------------------------------------------- Supplemental documents
2130: if (!$forcestandard) {
2131: $r->print('<tr><td bgcolor="#BBBBBB">');
2132: # '<h2>'.&mt('Supplemental Course Documents').
2133: # ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
2134: my $folder=$ENV{'form.folder'};
2135: unless ($folder=~/^supplemental/) {
2136: $folder='supplemental';
2137: }
2138: if ($folder =~ /^supplemental$/ &&
2139: $ENV{'form.folderpath'} =~ /^default\&/) {
2140: $ENV{'form.folderpath'}='supplemental&'.
2141: &Apache::lonnet::escape(&mt('Supplemental Course Documents'));
2142: }
2143: &editor($r,$coursenum,$coursedom,$folder,$allowed);
2144: if ($allowed) {
2145: my $folderseq=
2146: '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
2147: '.sequence';
2148:
2149: $r->print(<<ENDSUPFORM);
2150: <table cellspacing=4 cellpadding=4><tr>
2151: <th bgcolor="#DDDDDD">$lt{'upls'}</th>
2152: <th bgcolor="#DDDDDD">$lt{'spec'}</th>
2153: </tr>
2154: <tr><td bgcolor="#DDDDDD">
2155: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
2156: <input type="file" name="uploaddoc" size="40">
2157: <br />$lt{'comment'}:<br />
2158: <textarea cols=50 rows=4 name='comment'>
2159: </textarea>
2160: <br />
2161: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2162: <input type="hidden" name="cmd" value="upload_supplemental">
2163: <nobr>
2164: <input type="submit" value="$lt{'upld'}">
2165: $help{'Uploading_From_Harddrive'}
2166: </nobr>
2167: </form>
2168: </td>
2169: <td bgcolor="#DDDDDD">
2170: <form action="/adm/coursedocs" method="post" name="supnewfolder">
2171: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2172: <input type=hidden name="importdetail" value="">
2173: <nobr>
2174: <input name="newfolder" type="button"
2175: onClick="javascript:makenewfolder(this.form,'$folderseq');"
2176: value="$lt{'newf'}" /> $help{'Adding_Folders'}
2177: </nobr>
2178: </form>
2179: <form action="/adm/coursedocs" method="post" name="supnewext">
2180: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2181: <input type=hidden name="importdetail" value="">
2182: <nobr>
2183: <input name="newext" type="button"
2184: onClick="javascript:makenewext('supnewext');"
2185: value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
2186: </nobr>
2187: </form>
2188: <form action="/adm/coursedocs" method="post" name="supnewsyl">
2189: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2190: <input type=hidden name="importdetail"
2191: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
2192: <nobr>
2193: <input name="newsyl" type="submit" value="$lt{'syll'}" />
2194: $help{'Syllabus'}
2195: </nobr>
2196: </form>
2197: <form action="/adm/coursedocs" method="post" name="subnewaboutme">
2198: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2199: <input type=hidden name="importdetail"
2200: value="$plainname=/adm/$udom/$uname/aboutme">
2201: <nobr>
2202: <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
2203: $help{'My Personal Info'}
2204: </nobr>
2205: </form>
2206: </td></tr>
2207: </table></td></tr>
2208: ENDSUPFORM
2209: }
2210: }
2211: if ($allowed) {
2212: $r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
2213: }
2214: $r->print('</table>');
2215: } else {
2216: # -------------------------------------------------------- This is showdoc mode
2217: $r->print("<h1>".&mt('Uploaded Document').' - '.
2218: &Apache::lonnet::gettitle($r->uri).'</h1><p>'.
2219: &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><p><table>".
2220: &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table></p>');
2221: }
2222: }
2223: $r->print('</body></html>');
2224: return OK;
2225: }
2226:
2227: 1;
2228: __END__
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