1: # The LearningOnline Network
2: # Documents
3: #
4: # $Id: londocs.pm,v 1.143 2004/09/14 21:27:36 raeburn 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: $Apache::lonratedt::resources[
938: $Apache::lonratedt::order[$idx]]=
939: $comment.':'.join(':',@rrest);
940:
941: }
942: # Store the changed version
943: ($errtext,$fatal)=&storemap($coursenum,$coursedom,
944: $folder.'.'.$container);
945: if ($fatal) {
946: $r->print('<p><font color="red">'.$errtext.'</font></p>');
947: return;
948: }
949: }
950: # Group import/search
951: if ($ENV{'form.importdetail'}) {
952: my @imports;
953: foreach (split(/\&/,$ENV{'form.importdetail'})) {
954: if (defined($_)) {
955: my ($name,$url)=split(/\=/,$_);
956: $name=&Apache::lonnet::unescape($name);
957: $url=&Apache::lonnet::unescape($url);
958: push @imports, $name, $url;
959: }
960: }
961: # Store the changed version
962: ($errtext,$fatal)=group_import($coursenum, $coursedom, $folder,
963: $container,'londocs',@imports);
964: if ($fatal) {
965: $r->print('<p><font color="red">'.$errtext.'</font></p>');
966: return;
967: }
968: }
969: # Loading a complete map
970: if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {
971: foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
972: my $idx=$#Apache::lonratedt::resources;
973: $idx++;
974: $Apache::lonratedt::resources[$idx]=$_;
975: $Apache::lonratedt::order
976: [$#Apache::lonratedt::order+1]=$idx;
977: }
978:
979: # Store the changed version
980: ($errtext,$fatal)=&storemap($coursenum,$coursedom,
981: $folder.'.'.$container);
982: if ($fatal) {
983: $r->print('<p><font color="red">'.$errtext.'</font></p>');
984: return;
985: }
986: }
987: }
988: # ---------------------------------------------------------------- End commands
989: # ---------------------------------------------------------------- Print screen
990: my $idx=0;
991: $r->print('<table>');
992: foreach (@Apache::lonratedt::order) {
993: my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
994: unless ($name) { $name=(split(/\//,$url))[-1]; }
995: unless ($name) { next; }
996: $r->print(&entryline($idx,$name,$url,$folder,$allowed,$_,$coursenum));
997: $idx++;
998: }
999: unless ($idx) {
1000: $r->print('<tr><td>'.&mt('Currently no documents.').'</td></tr>');
1001: }
1002: $r->print('</table>');
1003: }
1004: }
1005:
1006: # --------------------------------------------------------------- An entry line
1007:
1008: sub entryline {
1009: my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;
1010: $title=~s/\&colon\;/\:/g;
1011: $title=&HTML::Entities::encode(&HTML::Entities::decode(
1012: &Apache::lonnet::unescape($title)),'"<>&\'');
1013: my $renametitle=$title;
1014: my $foldertitle=$title;
1015: my $pagetitle=$title;
1016: my $orderidx=$Apache::lonratedt::order[$index];
1017: if ($title=~ /^(\d+)___&&&___(\w+)___&&&___(\w+)___&&&___(.*)$/ ) {
1018: $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
1019: $renametitle=$4;
1020: $title='<i>'.&Apache::lonlocal::locallocaltime($1).'</i> '.
1021: &Apache::loncommon::plainname($2,$3).': <br />'.
1022: $foldertitle;
1023: }
1024: $renametitle=~s/\"\;/\\\"/g;
1025: my $line='<tr>';
1026: # Edit commands
1027: my $container;
1028: my $folderpath;
1029: if ($ENV{'form.folderpath'}) {
1030: $container = 'sequence';
1031: $folderpath=&Apache::lonnet::escape($ENV{'form.folderpath'});
1032: # $htmlfoldername=&HTML::Entities::encode($ENV{'form.foldername'},'<>&"');
1033: }
1034: my $pagepath;
1035: if ($ENV{'form.pagepath'}) {
1036: $container = 'page';
1037: $pagepath=&Apache::lonnet::escape($ENV{'form.pagepath'});
1038: }
1039: if ($allowed) {
1040: my $incindex=$index+1;
1041: my $selectbox='';
1042: if ($folder!~/^supplemental/) {
1043: $selectbox=
1044: '<input type="hidden" name="currentpos" value="'.$incindex.'" />'.
1045: '<select name="newpos" onChange="this.form.submit()">';
1046: for (my $i=1;$i<=$#Apache::lonratedt::order+1;$i++) {
1047: if ($i==$incindex) {
1048: $selectbox.='<option value="" selected="1">('.$i.')</option>';
1049: } else {
1050: $selectbox.='<option value="'.$i.'">'.$i.'</option>';
1051: }
1052: }
1053: $selectbox.='</select>';
1054: }
1055: my %lt=&Apache::lonlocal::texthash(
1056: 'up' => 'Move Up',
1057: 'dw' => 'Move Down',
1058: 'rm' => 'Remove',
1059: 'rn' => 'Rename');
1060: if ($ENV{'form.pagepath'}) {
1061: $line.=(<<END);
1062: <form name="entry_$index" action="/adm/coursedocs" method="post">
1063: <input type="hidden" name="pagepath" value="$ENV{'form.pagepath'}" />
1064: <input type="hidden" name="setparms" value="$orderidx" />
1065: <td><table border='0' cellspacing='2' cellpadding='0'>
1066: <tr><td bgcolor="#DDDDDD">
1067: <a href='/adm/coursedocs?cmd=up_$index&pagepath=$pagepath'>
1068: <img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>
1069: <tr><td bgcolor="#DDDDDD">
1070: <a href='/adm/coursedocs?cmd=down_$index&pagepath=$pagepath'>
1071: <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>
1072: </table></td>
1073: <td>$selectbox
1074: </td><td bgcolor="#DDDDDD">
1075: <a href='javascript:removeres("$pagepath","$index","$renametitle","page");'>
1076: <font size="-2" color="#990000">$lt{'rm'}</font></a>
1077: <a href='javascript:changename("$pagepath","$index","$renametitle","page");'>
1078: <font size="-2" color="#009900">$lt{'rn'}</font></a></td>
1079: END
1080: } else {
1081: $line.=(<<END);
1082: <form name="entry_$index" action="/adm/coursedocs" method="post">
1083: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
1084: <input type="hidden" name="setparms" value="$orderidx" />
1085: <td><table border='0' cellspacing='2' cellpadding='0'>
1086: <tr><td bgcolor="#DDDDDD">
1087: <a href='/adm/coursedocs?cmd=up_$index&folderpath=$folderpath'>
1088: <img src="${iconpath}move_up.gif" alt='$lt{'up'}' border='0' /></a></td></tr>
1089: <tr><td bgcolor="#DDDDDD">
1090: <a href='/adm/coursedocs?cmd=down_$index&folderpath=$folderpath'>
1091: <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' border='0' /></a></td></tr>
1092: </table></td>
1093: <td>$selectbox
1094: </td><td bgcolor="#DDDDDD">
1095: <a href='javascript:removeres("$folderpath","$index","$renametitle","sequence");'>
1096: <font size="-2" color="#990000">$lt{'rm'}</font></a>
1097: <a href='javascript:changename("$folderpath","$index","$renametitle","sequence");'>
1098: <font size="-2" color="#009900">$lt{'rn'}</font></a></td>
1099: END
1100: }
1101: }
1102: # Figure out what kind of a resource this is
1103: my ($extension)=($url=~/\.(\w+)$/);
1104: my $uploaded=($url=~/^\/*uploaded\//);
1105: my $icon=&Apache::loncommon::icon($url);
1106: my $isfolder=0;
1107: my $ispage=0;
1108: my $folderarg;
1109: my $pagearg;
1110: my $pagefile;
1111: if ($uploaded) {
1112: if ($extension eq 'sequence') {
1113: $icon=$iconpath.'/folder_closed.gif';
1114: $url=~/$coursenum\/([\/\w]+)\.sequence$/;
1115: $url='/adm/coursedocs?';
1116: $folderarg=$1;
1117: $isfolder=1;
1118: } elsif ($extension eq 'page') {
1119: $icon=$iconpath.'/page.gif';
1120: $url=~/$coursenum\/([\/\w]+)\.page$/;
1121: $pagearg=$1;
1122: $url='/adm/coursedocs?';
1123: $ispage=1;
1124: } else {
1125: &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);
1126: }
1127: }
1128: $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
1129: if ((!$isfolder) && ($residx) && ($folder!~/supplemental/) && (!$ispage)) {
1130: my $symb=&Apache::lonnet::symbclean(
1131: &Apache::lonnet::declutter('uploaded/'.
1132: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.'/'.
1133: $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.'/'.$folder.
1134: '.sequence').
1135: '___'.$residx.'___'.
1136: &Apache::lonnet::declutter($url));
1137: (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
1138: $url=&Apache::lonnet::clutter($url);
1139: if ($url=~/^\/*uploaded\//) {
1140: $url=~/\.(\w+)$/;
1141: my $embstyle=&Apache::loncommon::fileembstyle($1);
1142: if (($embstyle eq 'img') || ($embstyle eq 'emb')) {
1143: $url='/adm/wrapper'.$url;
1144: } elsif ($embstyle eq 'ssi') {
1145: #do nothing with these
1146: } elsif ($url!~/\.(sequence|page)$/) {
1147: $url='/adm/coursedocs/showdoc'.$url;
1148: }
1149: }
1150: unless ($container eq 'page') {
1151: $url.=(($url=~/\?/)?'&':'?').'symb='.&Apache::lonnet::escape($symb);
1152: }
1153: }
1154: my $parameterset=' ';
1155: if ($isfolder) {
1156: my $foldername=&Apache::lonnet::escape($foldertitle);
1157: my $folderpath=$ENV{'form.folderpath'};
1158: if ($folderpath) { $folderpath.='&' };
1159: $folderpath.=$folderarg.'&'.$foldername;
1160: $url.='folderpath='.&Apache::lonnet::escape($folderpath);
1161: $parameterset=&mt('Randomly Pick: ').
1162: '<input type="text" size="4" name="randpick_'.$orderidx.'" value="'.
1163: (&Apache::lonratedt::getparameter($orderidx,'parameter_randompick'))[0].'" />';
1164: }
1165: if ($ispage) {
1166: my $pagename=&Apache::lonnet::escape($pagetitle);
1167: my $pagepath;
1168: my $folderpath=$ENV{'form.folderpath'};
1169: if ($folderpath) { $pagepath = $folderpath.'&' };
1170: $pagepath.=$pagearg.'&'.$pagename;
1171: $url.='pagepath='.&Apache::lonnet::escape($pagepath);
1172: }
1173: $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'"><img src="'.$icon.
1174: '" border="0"></a></td>'.
1175: "<td bgcolor='#FFFFBB'><a href='$url'>$title</a></td>";
1176: if (($allowed) && ($folder!~/^supplemental/)) {
1177: my %lt=&Apache::lonlocal::texthash(
1178: 'hd' => 'Hidden',
1179: 'ec' => 'URL hidden',
1180: 'sp' => 'Store Parameters');
1181: my $enctext=
1182: ((&Apache::lonratedt::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');
1183: my $hidtext=
1184: ((&Apache::lonratedt::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');
1185: $line.=(<<ENDPARMS);
1186: <td bgcolor="#BBBBFF"><font size='-2'>
1187: <input type="checkbox" name="hidprs_$orderidx" $hidtext/> $lt{'hd'}</td>
1188: <!--<td bgcolor="#BBBBFF"><font size='-2'>
1189: <input type="checkbox" name="encprs_$orderidx" $enctext/> $lt{'ec'}</td>-->
1190: <td bgcolor="#BBBBFF"><font size="-2">$parameterset</font></td>
1191: <td bgcolor="#BBBBFF"><font size='-2'>
1192: <input type="submit" value="$lt{'sp'}" />
1193: </font></td>
1194: ENDPARMS
1195: }
1196: $line.="</form></tr>";
1197: return $line;
1198: }
1199:
1200: # ---------------------------------------------------------------- tie the hash
1201:
1202: sub tiehash {
1203: my ($mode)=@_;
1204: $hashtied=0;
1205: if ($ENV{'request.course.fn'}) {
1206: if ($mode eq 'write') {
1207: if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
1208: &GDBM_WRCREAT(),0640)) {
1209: $hashtied=2;
1210: }
1211: } else {
1212: if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
1213: &GDBM_READER(),0640)) {
1214: $hashtied=1;
1215: }
1216: }
1217: }
1218: }
1219:
1220: sub untiehash {
1221: if ($hashtied) { untie %hash; }
1222: $hashtied=0;
1223: }
1224:
1225: # --------------------------------------------------------------- check on this
1226:
1227: sub checkonthis {
1228: my ($r,$url,$level,$title)=@_;
1229: $url=&Apache::lonnet::unescape($url);
1230: $alreadyseen{$url}=1;
1231: $r->rflush();
1232: if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
1233: $r->print("\n<br />");
1234: for (my $i=0;$i<=$level*5;$i++) {
1235: $r->print(' ');
1236: }
1237: $r->print('<a href="'.$url.'" target="cat">'.
1238: ($title?$title:$url).'</a> ');
1239: if ($url=~/^\/res\//) {
1240: my $result=&Apache::lonnet::repcopy(
1241: &Apache::lonnet::filelocation('',$url));
1242: if ($result==OK) {
1243: $r->print('<font color="green">'.&mt('ok').'</font>');
1244: $r->rflush();
1245: &Apache::lonnet::countacc($url);
1246: $url=~/\.(\w+)$/;
1247: if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
1248: $r->print('<br />');
1249: $r->rflush();
1250: for (my $i=0;$i<=$level*5;$i++) {
1251: $r->print(' ');
1252: }
1253: $r->print('- '.&mt('Rendering').': ');
1254: my $oldpath=$ENV{'request.filename'};
1255: $ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);
1256: &Apache::lonxml::xmlparse($r,'web',
1257: &Apache::lonnet::getfile(
1258: &Apache::lonnet::filelocation('',$url)));
1259: undef($Apache::lonhomework::parsing_a_problem);
1260: $ENV{'request.filename'}=$oldpath;
1261: if (($Apache::lonxml::errorcount) ||
1262: ($Apache::lonxml::warningcount)) {
1263: if ($Apache::lonxml::errorcount) {
1264: $r->print('<img src="/adm/lonMisc/bomb.gif" /><font color="red"><b>'.
1265: $Apache::lonxml::errorcount.' '.
1266: &mt('error(s)').'</b></font> ');
1267: }
1268: if ($Apache::lonxml::warningcount) {
1269: $r->print('<font color="blue">'.
1270: $Apache::lonxml::warningcount.' '.
1271: &mt('warning(s)').'</font>');
1272: }
1273: } else {
1274: $r->print('<font color="green">'.&mt('ok').'</font>');
1275: }
1276: $r->rflush();
1277: }
1278: my $dependencies=
1279: &Apache::lonnet::metadata($url,'dependencies');
1280: foreach (split(/\,/,$dependencies)) {
1281: if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {
1282: &checkonthis($r,$_,$level+1);
1283: }
1284: }
1285: } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {
1286: $r->print('<font color="red"><b>'.&mt('connection down').'</b></font>');
1287: } elsif ($result==HTTP_NOT_FOUND) {
1288: unless ($url=~/\$/) {
1289: $r->print('<font color="red"><b>'.&mt('not found').'</b></font>');
1290: } else {
1291: $r->print('<font color="yellow"><b>'.&mt('unable to verify variable URL').'</b></font>');
1292: }
1293: } else {
1294: $r->print('<font color="red"><b>'.&mt('access denied').'</b></font>');
1295: }
1296: }
1297: }
1298: }
1299:
1300:
1301: #
1302: # -------------------------------------------------------------- Verify Content
1303: #
1304: sub verifycontent {
1305: my $r=shift;
1306: my $loaderror=&Apache::lonnet::overloaderror($r);
1307: if ($loaderror) { return $loaderror; }
1308:
1309: $r->print('<html><head><title>Verify Content</title></head>'.
1310: &Apache::loncommon::bodytag('Verify Course Documents'));
1311: $hashtied=0;
1312: undef %alreadyseen;
1313: %alreadyseen=();
1314: &tiehash();
1315: foreach (keys %hash) {
1316: if ($hash{$_}=~/\.(page|sequence)$/) {
1317: if (($_=~/^src_/) && ($alreadyseen{&Apache::lonnet::unescape($hash{$_})})) {
1318: $r->print('<hr /><font color="red">'.
1319: &mt('The following sequence or page is included more than once in your course: ').
1320: &Apache::lonnet::unescape($hash{$_}).'</font><br />'.
1321: &mt('Note that grading records for problems included in this sequence or folder will overlap.<hr />'));
1322: }
1323: }
1324: if (($_=~/^src\_(.+)$/) && (!$alreadyseen{&Apache::lonnet::unescape($hash{$_})})) {
1325: &checkonthis($r,$hash{$_},0,$hash{'title_'.$1});
1326: }
1327: }
1328: &untiehash();
1329: $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.
1330: &mt('Return to DOCS').'</a>');
1331: }
1332:
1333: # -------------------------------------------------------------- Check Versions
1334:
1335: sub checkversions {
1336: my $r=shift;
1337: $r->print('<html><head><title>Check Versions</title></head>'.
1338: &Apache::loncommon::bodytag('Check Course Document Versions'));
1339: my $header='';
1340: my $startsel='';
1341: my $monthsel='';
1342: my $weeksel='';
1343: my $daysel='';
1344: my $allsel='';
1345: my %changes=();
1346: my $starttime=0;
1347: my $haschanged=0;
1348: my %setversions=&Apache::lonnet::dump('resourceversions',
1349: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1350: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1351:
1352: $hashtied=0;
1353: &tiehash();
1354: my %newsetversions=();
1355: if ($ENV{'form.setmostrecent'}) {
1356: $haschanged=1;
1357: foreach (keys %hash) {
1358: if ($_=~/^ids\_(\/res\/.+)$/) {
1359: $newsetversions{$1}='mostrecent';
1360: }
1361: }
1362: } elsif ($ENV{'form.setcurrent'}) {
1363: $haschanged=1;
1364: foreach (keys %hash) {
1365: if ($_=~/^ids\_(\/res\/.+)$/) {
1366: my $getvers=&Apache::lonnet::getversion($1);
1367: if ($getvers>0) {
1368: $newsetversions{$1}=$getvers;
1369: }
1370: }
1371: }
1372: } elsif ($ENV{'form.setversions'}) {
1373: $haschanged=1;
1374: foreach (keys %ENV) {
1375: if ($_=~/^form\.set_version_(.+)$/) {
1376: my $src=$1;
1377: if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {
1378: $newsetversions{$src}=$ENV{$_};
1379: }
1380: }
1381: }
1382: }
1383: if ($haschanged) {
1384: if (&Apache::lonnet::put('resourceversions',\%newsetversions,
1385: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1386: $ENV{'course.'.$ENV{'request.course.id'}.'.num'}) eq 'ok') {
1387: $r->print('<h1>'.&mt('Your Version Settings have been Stored').'</h1>');
1388: } else {
1389: $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Store your Version Settings').'</font></h1>');
1390: }
1391: &mark_hash_old();
1392: }
1393: &changewarning($r,'');
1394: if ($ENV{'form.timerange'} eq 'all') {
1395: # show all documents
1396: $header=&mt('All Documents in Course');
1397: $allsel=1;
1398: foreach (keys %hash) {
1399: if ($_=~/^ids\_(\/res\/.+)$/) {
1400: my $src=$1;
1401: $changes{$src}=1;
1402: }
1403: }
1404: } else {
1405: # show documents which changed
1406: %changes=&Apache::lonnet::dump
1407: ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1408: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1409: my $firstkey=(keys %changes)[0];
1410: unless ($firstkey=~/^error\:/) {
1411: unless ($ENV{'form.timerange'}) {
1412: $ENV{'form.timerange'}=604800;
1413: }
1414: my $seltext=&mt('during the last').' '.$ENV{'form.timerange'}.' '
1415: .&mt('seconds');
1416: if ($ENV{'form.timerange'}==-1) {
1417: $seltext='since start of course';
1418: $startsel='selected';
1419: $ENV{'form.timerange'}=time;
1420: }
1421: $starttime=time-$ENV{'form.timerange'};
1422: if ($ENV{'form.timerange'}==2592000) {
1423: $seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
1424: $monthsel='selected';
1425: } elsif ($ENV{'form.timerange'}==604800) {
1426: $seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
1427: $weeksel='selected';
1428: } elsif ($ENV{'form.timerange'}==86400) {
1429: $seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
1430: $daysel='selected';
1431: }
1432: $header=&mt('Content changed').' '.$seltext;
1433: } else {
1434: $header=&mt('No content modifications yet.');
1435: }
1436: }
1437: %setversions=&Apache::lonnet::dump('resourceversions',
1438: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
1439: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
1440: my %lt=&Apache::lonlocal::texthash
1441: ('st' => 'Version changes since start of Course',
1442: 'lm' => 'Version changes since last Month',
1443: 'lw' => 'Version changes since last Week',
1444: 'sy' => 'Version changes since Yesterday',
1445: 'al' => 'All Resources (possibly large output)',
1446: 'sd' => 'Display',
1447: 'fi' => 'File',
1448: 'md' => 'Modification Date',
1449: 'mr' => 'Most recently published Version',
1450: 've' => 'Version used in Course',
1451: 'vu' => 'Set Version to be used in Course',
1452: 'sv' => 'Set Versions to be used in Course according to Selections below',
1453: 'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
1454: 'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
1455: 'di' => 'Differences');
1456: $r->print(<<ENDHEADERS);
1457: <form action="/adm/coursedocs" method="post">
1458: <input type="hidden" name="versions" value="1" />
1459: <input type="submit" name="setmostrecent" value="$lt{'sm'}" />
1460: <input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />
1461: <select name="timerange">
1462: <option value='all' $allsel>$lt{'al'}</option>
1463: <option value="-1" $startsel>$lt{'st'}</option>
1464: <option value="2592000" $monthsel>$lt{'lm'}</option>
1465: <option value="604800" $weeksel>$lt{'lw'}</option>
1466: <option value="86400" $daysel>$lt{'sy'}</option>
1467: </select>
1468: <input type="submit" name="display" value="$lt{'sd'}" />
1469: <h3>$header</h3>
1470: <input type="submit" name="setversions" value="$lt{'sv'}" />
1471: <table border="0">
1472: ENDHEADERS
1473: foreach (sort keys %changes) {
1474: if ($changes{$_}>$starttime) {
1475: my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
1476: my $currentversion=&Apache::lonnet::getversion($_);
1477: if ($currentversion<0) {
1478: $currentversion=&mt('Could not be determined.');
1479: }
1480: my $linkurl=&Apache::lonnet::clutter($_);
1481: $r->print(
1482: '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.
1483: &Apache::lonnet::gettitle($linkurl).
1484: '</b></font></td></tr>'.
1485: '<tr><td> </td>'.
1486: '<td colspan="4">'.
1487: '<a href="'.$linkurl.'" target="cat">'.$linkurl.
1488: '</a></td></tr>'.
1489: '<tr><td></td>'.
1490: '<td title="'.$lt{'md'}.'">'.
1491: &Apache::lonlocal::locallocaltime(
1492: &Apache::lonnet::metadata($root.'.'.$extension,
1493: 'lastrevisiondate')
1494: ).
1495: '</td>'.
1496: '<td title="'.$lt{'mr'}.'"><nobr>Most Recent: '.
1497: '<font size="+1">'.$currentversion.'</font>'.
1498: '</nobr></td>'.
1499: '<td title="'.$lt{'ve'}.'"><nobr>In Course: '.
1500: '<font size="+1">');
1501: # Used in course
1502: my $usedversion=$hash{'version_'.$linkurl};
1503: if (($usedversion) && ($usedversion ne 'mostrecent')) {
1504: $r->print($usedversion);
1505: } else {
1506: $r->print($currentversion);
1507: }
1508: $r->print('</font></nobr></td><td title="'.$lt{'vu'}.'">'.
1509: '<nobr>Use: ');
1510: # Set version
1511: $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
1512: 'set_version_'.$linkurl,
1513: ('select_form_order' =>
1514: ['',1..$currentversion,'mostrecent'],
1515: '' => '',
1516: 'mostrecent' => 'most recent',
1517: map {$_,$_} (1..$currentversion))));
1518: $r->print('</nobr></td></tr><tr><td></td>');
1519: my $lastold=1;
1520: for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
1521: my $url=$root.'.'.$prevvers.'.'.$extension;
1522: if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
1523: $starttime) {
1524: $lastold=$prevvers;
1525: }
1526: }
1527: #
1528: # Code to figure out how many version entries should go in
1529: # each of the four columns
1530: my $entries_per_col = 0;
1531: my $num_entries = ($currentversion-$lastold);
1532: if ($num_entries % 4 == 0) {
1533: $entries_per_col = $num_entries/4;
1534: } else {
1535: $entries_per_col = $num_entries/4 + 1;
1536: }
1537: my $entries_count = 0;
1538: $r->print('<td valign="top"><font size="-2">');
1539: my $cols_output = 1;
1540: for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
1541: my $url=$root.'.'.$prevvers.'.'.$extension;
1542: $r->print('<nobr><a href="'.&Apache::lonnet::clutter($url).
1543: '">'.&mt('Version').' '.$prevvers.'</a> ('.
1544: &Apache::lonlocal::locallocaltime(
1545: &Apache::lonnet::metadata($url,
1546: 'lastrevisiondate')
1547: ).
1548: ')');
1549: if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
1550: $r->print(' <a href="/adm/diff?filename='.
1551: &Apache::lonnet::clutter($root.'.'.$extension).
1552: '&versionone='.$prevvers.
1553: '">'.&mt('Diffs').'</a>');
1554: }
1555: $r->print('</nobr><br />');
1556: if (++$entries_count % $entries_per_col == 0) {
1557: $r->print('</font></td>');
1558: if ($cols_output != 4) {
1559: $r->print('<td valign="top"><font size="-2">');
1560: $cols_output++;
1561: }
1562: }
1563: }
1564: while($cols_output++ < 4) {
1565: $r->print('</font></td><td><font>')
1566: }
1567: $r->print('</font></td></tr>'."\n");
1568: }
1569: }
1570: $r->print('</table></form>');
1571: $r->print('<h1>'.&mt('Done').'.</h1>');
1572:
1573: &untiehash();
1574: }
1575:
1576: sub mark_hash_old {
1577: my $retie_hash=0;
1578: if ($hashtied) {
1579: $retie_hash=1;
1580: &untiehash();
1581: }
1582: &tiehash('write');
1583: $hash{'old'}=1;
1584: &untiehash();
1585: if ($retie_hash) { &tiehash(); }
1586: }
1587:
1588: sub is_hash_old {
1589: my $untie_hash=0;
1590: if (!$hashtied) {
1591: $untie_hash=1;
1592: &tiehash();
1593: }
1594: my $return=$hash{'old'};
1595: if ($untie_hash) { &untiehash(); }
1596: return $return;
1597: }
1598:
1599: sub changewarning {
1600: my ($r,$postexec)=@_;
1601: if (!&is_hash_old()) { return; }
1602: $r->print(
1603: '<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'.
1604: '<form method="post" action="/adm/roles" target="loncapaclient">'.
1605: '<input type="hidden" name="orgurl" value="/adm/coursedocs?folderpath='.
1606: &Apache::lonnet::escape($ENV{'form.folderpath'}).
1607: '" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">'.
1608: &mt('Changes will become active for your current session after').
1609: ' <input type="hidden" name="'.
1610: $ENV{'request.role'}.'" value="1" /><input type="button" value="'.
1611: &mt('re-initializing course').'" onClick="reinit(this.form)"/>'.&mt(', or the next time you log in.').
1612: $help{'Caching'}.'</font></h3></form>');
1613: }
1614:
1615: # ================================================================ Main Handler
1616: sub handler {
1617: my $r = shift;
1618: &Apache::loncommon::content_type($r,'text/html');
1619: $r->send_http_header;
1620: return OK if $r->header_only;
1621:
1622: # --------------------------------------------- Initialize help topics for this
1623: foreach ('Adding_Course_Doc','Main_Course_Documents',
1624: 'Adding_External_Resource','Navigate_Content',
1625: 'Adding_Folders','Docs_Overview', 'Load_Map',
1626: 'Supplemental','Score_Upload_Form','Adding_Pages',
1627: 'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',
1628: 'Check_Resource_Versions','Verify_Content') {
1629: $help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);
1630: }
1631: # Composite help files
1632: $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
1633: 'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
1634: $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
1635: 'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
1636: $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
1637: 'Option_Response_Simple');
1638: $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
1639: 'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
1640: $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
1641: 'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
1642: $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
1643:
1644: if ($ENV{'form.verify'}) {
1645: &verifycontent($r);
1646: } elsif ($ENV{'form.versions'}) {
1647: &checkversions($r);
1648: } elsif ($ENV{'form.dumpcourse'}) {
1649: &dumpcourse($r);
1650: } elsif ($ENV{'form.exportcourse'}) {
1651: &exportcourse($r);
1652: } else {
1653: # is this a standard course?
1654:
1655: my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
1656: my $forcestandard;
1657: my $forcesupplement;
1658: my $script='';
1659: my $allowed;
1660: my $events='';
1661: my $showdoc=0;
1662: my $containertag;
1663: my $uploadtag;
1664: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1665: ['folderpath','pagepath']);
1666: if ($ENV{'form.folderpath'}) {
1667: my (@folderpath)=split('&',$ENV{'form.folderpath'});
1668: $ENV{'form.foldername'}=&Apache::lonnet::unescape(pop(@folderpath));
1669: $ENV{'form.folder'}=pop(@folderpath);
1670: }
1671: if ($ENV{'form.pagepath'}) {
1672: my (@pagepath)=split('&',$ENV{'form.pagepath'});
1673: $ENV{'form.pagename'}=&Apache::lonnet::unescape(pop(@pagepath));
1674: $ENV{'form.folder'}=pop(@pagepath);
1675: $containertag = '<input type="hidden" name="pagepath" value="" />';
1676: $uploadtag = '<input type="hidden" name="pagepath" value="'.$ENV{'form.pagepath'}.'" />';
1677: }
1678: if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
1679: $showdoc='/'.$1;
1680: }
1681: unless ($showdoc) { # got called from remote
1682: $forcestandard=($ENV{'form.folder'}=~/^default_/);
1683: $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
1684:
1685: # does this user have privileges to post, etc?
1686: $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
1687: if ($allowed) {
1688: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
1689: $script=&Apache::lonratedt::editscript('simple');
1690: }
1691: } else { # got called in sequence from course
1692: $allowed=0;
1693: $script='</script>'.&Apache::lonmenu::registerurl(1,undef).'<script>';
1694: $events='onLoad="'.&Apache::lonmenu::loadevents.
1695: '" onUnload="'.&Apache::lonmenu::unloadevents.'"';
1696: }
1697:
1698: # get course data
1699: my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
1700: my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
1701:
1702: # get personal data
1703:
1704: my $uname=$ENV{'user.name'};
1705: my $udom=$ENV{'user.domain'};
1706: my $plainname=&Apache::lonnet::escape(
1707: &Apache::loncommon::plainname($uname,$udom));
1708:
1709: # graphics settings
1710:
1711: $iconpath = $r->dir_config('lonIconsURL') . "/";
1712:
1713: my $now=time;
1714:
1715: # print screen
1716: $r->print(<<ENDDOCUMENT);
1717: <html>
1718: <head>
1719: <title>The LearningOnline Network with CAPA</title>
1720: <script>
1721: $script
1722: </script>
1723: ENDDOCUMENT
1724: if ($allowed) {
1725: $r->print(<<ENDNEWSCRIPT);
1726: <script>
1727: function makenewfolder(targetform,folderseq) {
1728: var foldername=prompt('Name of New Folder','New Folder');
1729: if (foldername) {
1730: targetform.importdetail.value=foldername+"="+folderseq;
1731: targetform.submit();
1732: }
1733: }
1734:
1735: function makenewpage(targetform,folderseq) {
1736: var pagename=prompt('Name of New Page','New Page');
1737: if (pagename) {
1738: targetform.importdetail.value=pagename+"="+folderseq;
1739: targetform.submit();
1740: }
1741: }
1742:
1743: function makenewext(targetname) {
1744: this.document.forms.extimport.useform.value=targetname;
1745: window.open('/adm/rat/extpickframe.html');
1746: }
1747:
1748: function makeexamupload() {
1749: var title=prompt('Listed Title for the Uploaded Score');
1750: if (title) {
1751: this.document.forms.newexamupload.importdetail.value=
1752: title+'=/res/lib/templates/examupload.problem';
1753: this.document.forms.newexamupload.submit();
1754: }
1755: }
1756:
1757: function makesmppage() {
1758: var title=prompt('Listed Title for the Page');
1759: if (title) {
1760: this.document.forms.newsmppg.importdetail.value=
1761: title+'=/adm/$udom/$uname/$now/smppg';
1762: this.document.forms.newsmppg.submit();
1763: }
1764: }
1765:
1766: function makesmpproblem() {
1767: var title=prompt('Listed Title for the Problem');
1768: if (title) {
1769: this.document.forms.newsmpproblem.importdetail.value=
1770: title+'=/res/lib/templates/simpleproblem.problem';
1771: this.document.forms.newsmpproblem.submit();
1772: }
1773: }
1774:
1775: function makebulboard() {
1776: var title=prompt('Listed Title for the Bulletin Board');
1777: if (title) {
1778: this.document.forms.newbul.importdetail.value=
1779: title+'=/adm/$udom/$uname/$now/bulletinboard';
1780: this.document.forms.newbul.submit();
1781: }
1782: }
1783:
1784: function makeabout() {
1785: var user=prompt("Enter user\@domain for User's 'About Me' Page");
1786: if (user) {
1787: var comp=new Array();
1788: comp=user.split('\@');
1789: if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
1790: if ((comp[0]) && (comp[1])) {
1791: this.document.forms.newaboutsomeone.importdetail.value=
1792: 'About '+user+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
1793: this.document.forms.newaboutsomeone.submit();
1794: }
1795: }
1796: }
1797: }
1798:
1799: function makeims() {
1800: var caller = document.forms.ims.folder.value
1801: var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one"
1802: newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes")
1803: newWindow.location.href = newlocation
1804: }
1805:
1806:
1807: function finishpick() {
1808: var title=this.document.forms.extimport.title.value;
1809: var url=this.document.forms.extimport.url.value;
1810: var form=this.document.forms.extimport.useform.value;
1811: eval
1812: ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
1813: '";this.document.forms.'+form+'.submit();');
1814: }
1815:
1816: function changename(folderpath,index,oldtitle,container) {
1817: var title=prompt('New Title',oldtitle);
1818: if (title) {
1819: this.document.forms.renameform.title.value=title;
1820: this.document.forms.renameform.cmd.value='rename_'+index;
1821: if (container == 'sequence') {
1822: this.document.forms.renameform.folderpath.value=folderpath;
1823: }
1824: if (container == 'page') {
1825: this.document.forms.renameform.pagepath.value=folderpath;
1826: }
1827: this.document.forms.renameform.submit();
1828: }
1829: }
1830:
1831: function removeres(folderpath,index,oldtitle,container) {
1832: if (confirm('Remove "'+oldtitle+'"?')) {
1833: this.document.forms.renameform.cmd.value='del_'+index;
1834: if (container == 'sequence') {
1835: this.document.forms.renameform.folderpath.value=folderpath;
1836: }
1837: if (container == 'page') {
1838: this.document.forms.renameform.pagepath.value=folderpath;
1839: }
1840: this.document.forms.renameform.submit();
1841: }
1842: }
1843:
1844: </script>
1845:
1846: ENDNEWSCRIPT
1847: }
1848: # -------------------------------------------------------------------- Body tag
1849: $r->print('</head>'.
1850: &Apache::loncommon::bodytag('Course Documents','',$events,
1851: '','',$showdoc).
1852: &Apache::loncommon::help_open_menu('','','','',273,'RAT'));
1853: unless ($showdoc) {
1854: # -----------------------------------------------------------------------------
1855: my %lt=&Apache::lonlocal::texthash(
1856: 'uplm' => 'Upload a new main course document',
1857: 'upls' => 'Upload a new supplemental course document',
1858: 'impp' => 'Import a published document',
1859: 'spec' => 'Special documents',
1860: 'upld' => 'Upload Document',
1861: 'srch' => 'Search',
1862: 'impo' => 'Import',
1863: 'selm' => 'Select Map',
1864: 'load' => 'Load Map',
1865: 'newf' => 'New Folder',
1866: 'newp' => 'New Composite Page',
1867: 'extr' => 'External Resource',
1868: 'syll' => 'Syllabus',
1869: 'navc' => 'Navigate Contents',
1870: 'sipa' => 'Simple Page',
1871: 'sipr' => 'Simple Problem',
1872: 'scuf' => 'Score Upload Form',
1873: 'bull' => 'Bulletin Board',
1874: 'mypi' => 'My Personal Info',
1875: 'abou' => 'About User',
1876: 'imsf' => 'Import IMS package',
1877: 'file' => 'File',
1878: 'title' => 'Title',
1879: 'comment' => 'Comment'
1880: );
1881: # -----------------------------------------------------------------------------
1882: if ($allowed) {
1883: my $dumpbut=&dumpbutton();
1884: my $exportbut=&exportbutton();
1885: my %lt=&Apache::lonlocal::texthash(
1886: 'vc' => 'Verify Content',
1887: 'cv' => 'Check/Set Resource Versions',
1888: );
1889:
1890: my $folderpath=$ENV{'form.folderpath'};
1891: if (!$folderpath) {
1892: if ($ENV{'form.folder'} eq '' ||
1893: $ENV{'form.folder'} eq 'supplemental') {
1894: $folderpath='default&'.
1895: &Apache::lonnet::escape(&mt('Main Course Documents'));
1896: }
1897: }
1898: unless ($ENV{'form.pagepath'}) {
1899: $containertag = '<input type="hidden" name="folderpath" value="" />';
1900: $uploadtag = '<input type="hidden" name="folderpath" value="'.$folderpath.'" />';
1901: }
1902:
1903: $r->print(<<ENDCOURSEVERIFY);
1904: <form name="renameform" method="post" action="/adm/coursedocs">
1905: <input type="hidden" name="title" />
1906: <input type="hidden" name="cmd" />
1907: $containertag
1908: </form>
1909: <form name="simpleedit" method="post" action="/adm/coursedocs">
1910: <input type=hidden name="importdetail" value="">
1911: $uploadtag
1912: </form>
1913: <form action="/adm/coursedocs" method="post" name="courseverify">
1914: <table bgcolor="#AAAAAA" width="100%" cellspacing="4" cellpadding="4">
1915: <tr><td bgcolor="#DDDDCC">
1916: <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}
1917: </td><td bgcolor="#DDDDCC">
1918: <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}
1919: $dumpbut
1920: $exportbut
1921: </td></tr></table>
1922: </form>
1923: ENDCOURSEVERIFY
1924: $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
1925: &mt('Editing the Table of Contents for your Course')));
1926: }
1927: # --------------------------------------------------------- Standard documents
1928: $r->print('<table border=2 cellspacing=4 cellpadding=4>');
1929: if (($standard) && ($allowed) && (!$forcesupplement)) {
1930: $r->print('<tr><td bgcolor="#BBBBBB">');
1931: # '<h2>'.&mt('Main Course Documents').
1932: # ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
1933: my $folder=$ENV{'form.folder'};
1934: if ($folder eq '' || $folder eq 'supplemental') {
1935: $folder='default';
1936: $ENV{'form.folderpath'}='default&'.&Apache::lonnet::escape(&mt('Main Course Documents'));
1937: }
1938: my $postexec='';
1939: if ($folder eq 'default') {
1940: $r->print('<script>this.window.name="loncapaclient";</script>');
1941: } else {
1942: #$postexec='self.close();';
1943: }
1944: $hadchanges=0;
1945: &editor($r,$coursenum,$coursedom,$folder,$allowed);
1946: if ($hadchanges) {
1947: &mark_hash_old()
1948: }
1949: &changewarning($r,$postexec);
1950: my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
1951: '.sequence';
1952: my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
1953: '.page';
1954:
1955: $r->print(<<ENDFORM);
1956: <table cellspacing=4 cellpadding=4><tr>
1957: <th bgcolor="#DDDDDD">$lt{'uplm'}</th>
1958: <th bgcolor="#DDDDDD">$lt{'impp'}</th>
1959: <th bgcolor="#DDDDDD">$lt{'spec'}</th>
1960: </tr>
1961: <tr><td bgcolor="#DDDDDD">
1962: $lt{'file'}:<br />
1963: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
1964: <input type="file" name="uploaddoc" size="40">
1965: <br />
1966: $lt{'title'}:<br />
1967: <input type="text" size="50" name="comment">
1968: $uploadtag
1969: <input type="hidden" name="cmd" value="upload_default">
1970: <nobr>
1971: <input type="submit" value="$lt{'upld'}">
1972: $help{'Uploading_From_Harddrive'}
1973: </nobr>
1974: </form>
1975: </td>
1976: <td bgcolor="#DDDDDD">
1977: <form action="/adm/coursedocs" method="post" name="simpleeditdefault">
1978: $uploadtag
1979: <input type=button onClick="javascript:groupsearch()" value="$lt{'srch'}">
1980: <nobr>
1981: <input type=button onClick="javascript:groupimport();" value="$lt{'impo'}">
1982: $help{'Importing_LON-CAPA_Resource'}
1983: </nobr>
1984: <p>
1985: <hr />
1986: <input type="text" size="20" name="importmap"><br />
1987: <nobr><input type=button
1988: onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"
1989: value="$lt{'selm'}"> <input type="submit" name="loadmap" value="$lt{'load'}">
1990: $help{'Load_Map'}</nobr>
1991: </p>
1992: </form>
1993: </td>
1994: <td bgcolor="#DDDDDD">
1995: ENDFORM
1996: unless ($ENV{'form.pagepath'}) {
1997: $r->print(<<ENDFORM);
1998: <form action="/adm/coursedocs" method="post" name="newfolder">
1999: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2000: <input type=hidden name="importdetail" value="">
2001: <nobr>
2002: <input name="newfolder" type="button"
2003: onClick="javascript:makenewfolder(this.form,'$folderseq');"
2004: value="$lt{'newf'}" />$help{'Adding_Folders'}
2005: </nobr>
2006: </form>
2007: <form action="/adm/coursedocs" method="post" name="newpage">
2008: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2009: <input type=hidden name="importdetail" value="">
2010: <nobr>
2011: <input name="newpage" type="button"
2012: onClick="javascript:makenewpage(this.form,'$pageseq');"
2013: value="$lt{'newp'}" />$help{'Adding_Pages'}
2014: </nobr>
2015: </form>
2016: <form action="/adm/coursedocs" method="post" name="newext">
2017: $uploadtag
2018: <input type=hidden name="importdetail" value="">
2019: <nobr>
2020: <input name="newext" type="button" onClick="javascript:makenewext('newext');"
2021: value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
2022: </nobr>
2023: </form>
2024: <form action="/adm/coursedocs" method="post" name="newsyl">
2025: $uploadtag
2026: <input type=hidden name="importdetail"
2027: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
2028: <nobr>
2029: <input name="newsyl" type="submit" value="$lt{'syll'}" />
2030: $help{'Syllabus'}
2031: </nobr>
2032: </form>
2033: <form action="/adm/coursedocs" method="post" name="newnav">
2034: $uploadtag
2035: <input type=hidden name="importdetail"
2036: value="Navigate Content=/adm/navmaps">
2037: <nobr>
2038: <input name="newnav" type="submit" value="$lt{'navc'}" />
2039: $help{'Navigate_Content'}
2040: </nobr>
2041: </form>
2042: <form action="/adm/coursedocs" method="post" name="newsmppg">
2043: $uploadtag
2044: <input type=hidden name="importdetail" value="">
2045: <nobr>
2046: <input name="newsmppg" type="button" value="$lt{'sipa'}"
2047: onClick="javascript:makesmppage();" /> $help{'Simple Page'}
2048: </nobr>
2049: </form>
2050: <form action="/adm/coursedocs" method="post" name="newsmpproblem">
2051: $uploadtag
2052: <input type=hidden name="importdetail" value="">
2053: <nobr>
2054: <input name="newsmpproblem" type="button" value="$lt{'sipr'}"
2055: onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
2056: </nobr>
2057: </form>
2058: <form action="/adm/coursedocs" method="post" name="newexamupload">
2059: $uploadtag
2060: <input type=hidden name="importdetail" value="">
2061: <nobr>
2062: <input name="newexamupload" type="button" value="$lt{'scuf'}"
2063: onClick="javascript:makeexamupload();" />
2064: $help{'Score_Upload_Form'}
2065: </nobr>
2066: </form>
2067: <form action="/adm/coursedocs" method="post" name="newbul">
2068: $uploadtag
2069: <input type=hidden name="importdetail" value="">
2070: <nobr>
2071: <input name="newbulletin" type="button" value="$lt{'bull'}"
2072: onClick="javascript:makebulboard();" />
2073: $help{'Bulletin Board'}
2074: </nobr>
2075: </form>
2076: <form action="/adm/coursedocs" method="post" name="newaboutme">
2077: $uploadtag
2078: <input type=hidden name="importdetail"
2079: value="$plainname=/adm/$udom/$uname/aboutme">
2080: <nobr>
2081: <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
2082: $help{'My Personal Info'}
2083: </nobr>
2084: </form>
2085: <form action="/adm/coursedocs" method="post" name="newaboutsomeone">
2086: $uploadtag
2087: <input type=hidden name="importdetail" value="">
2088: <nobr>
2089: <input name="newaboutsomeone" type="button" value="$lt{'abou'}"
2090: onClick="javascript:makeabout();" />
2091: </nobr>
2092: ENDFORM
2093: }
2094: if ($ENV{'form.pagepath'}) {
2095: $r->print(<<ENDBLOCK);
2096: <form action="/adm/coursedocs" method="post" name="newsmpproblem">
2097: $uploadtag
2098: <input type=hidden name="importdetail" value="">
2099: <nobr>
2100: <input name="newsmpproblem" type="button" value="$lt{'sipr'}"
2101: onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
2102: </nobr>
2103: </form>
2104: <form action="/adm/coursedocs" method="post" name="newexamupload">
2105: $uploadtag
2106: <input type=hidden name="importdetail" value="">
2107: <nobr>
2108: <input name="newexamupload" type="button" value="$lt{'scuf'}"
2109: onClick="javascript:makeexamupload();" />
2110: $help{'Score_Upload_Form'}
2111: </nobr>
2112: </form>
2113: ENDBLOCK
2114: } else {
2115: $r->print(<<ENDFORM);
2116: </form>
2117: <form action="/adm/imsimportdocs" method="post" name="ims">
2118: <input type="hidden" name="folder" value="$folder" />
2119: <input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />
2120: </nobr>
2121: </form>
2122: ENDFORM
2123: }
2124: $r->print('</td></tr>'."\n".
2125: '</table>');
2126: $r->print('</td></tr>');
2127: }
2128: # ----------------------------------------------------- Supplemental documents
2129: if (!$forcestandard) {
2130: $r->print('<tr><td bgcolor="#BBBBBB">');
2131: # '<h2>'.&mt('Supplemental Course Documents').
2132: # ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
2133: my $folder=$ENV{'form.folder'};
2134: unless ($folder=~/^supplemental/) {
2135: $folder='supplemental';
2136: }
2137: if ($folder =~ /^supplemental$/ &&
2138: $ENV{'form.folderpath'} =~ /^default\&/) {
2139: $ENV{'form.folderpath'}='supplemental&'.
2140: &Apache::lonnet::escape(&mt('Supplemental Course Documents'));
2141: }
2142: &editor($r,$coursenum,$coursedom,$folder,$allowed);
2143: if ($allowed) {
2144: my $folderseq=
2145: '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
2146: '.sequence';
2147:
2148: $r->print(<<ENDSUPFORM);
2149: <table cellspacing=4 cellpadding=4><tr>
2150: <th bgcolor="#DDDDDD">$lt{'upls'}</th>
2151: <th bgcolor="#DDDDDD">$lt{'spec'}</th>
2152: </tr>
2153: <tr><td bgcolor="#DDDDDD">
2154: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
2155: <input type="file" name="uploaddoc" size="40">
2156: <br />$lt{'comment'}:<br />
2157: <textarea cols=50 rows=4 name='comment'>
2158: </textarea>
2159: <br />
2160: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2161: <input type="hidden" name="cmd" value="upload_supplemental">
2162: <nobr>
2163: <input type="submit" value="$lt{'upld'}">
2164: $help{'Uploading_From_Harddrive'}
2165: </nobr>
2166: </form>
2167: </td>
2168: <td bgcolor="#DDDDDD">
2169: <form action="/adm/coursedocs" method="post" name="supnewfolder">
2170: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2171: <input type=hidden name="importdetail" value="">
2172: <nobr>
2173: <input name="newfolder" type="button"
2174: onClick="javascript:makenewfolder(this.form,'$folderseq');"
2175: value="$lt{'newf'}" /> $help{'Adding_Folders'}
2176: </nobr>
2177: </form>
2178: <form action="/adm/coursedocs" method="post" name="supnewext">
2179: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2180: <input type=hidden name="importdetail" value="">
2181: <nobr>
2182: <input name="newext" type="button"
2183: onClick="javascript:makenewext('supnewext');"
2184: value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
2185: </nobr>
2186: </form>
2187: <form action="/adm/coursedocs" method="post" name="supnewsyl">
2188: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2189: <input type=hidden name="importdetail"
2190: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
2191: <nobr>
2192: <input name="newsyl" type="submit" value="$lt{'syll'}" />
2193: $help{'Syllabus'}
2194: </nobr>
2195: </form>
2196: <form action="/adm/coursedocs" method="post" name="subnewaboutme">
2197: <input type="hidden" name="folderpath" value="$ENV{'form.folderpath'}" />
2198: <input type=hidden name="importdetail"
2199: value="$plainname=/adm/$udom/$uname/aboutme">
2200: <nobr>
2201: <input name="newaboutme" type="submit" value="$lt{'mypi'}" />
2202: $help{'My Personal Info'}
2203: </nobr>
2204: </form>
2205: </td></tr>
2206: </table></td></tr>
2207: ENDSUPFORM
2208: }
2209: }
2210: if ($allowed) {
2211: $r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
2212: }
2213: $r->print('</table>');
2214: } else {
2215: # -------------------------------------------------------- This is showdoc mode
2216: $r->print("<h1>".&mt('Uploaded Document').' - '.
2217: &Apache::lonnet::gettitle($r->uri).'</h1><p>'.
2218: &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><p><table>".
2219: &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table></p>');
2220: }
2221: }
2222: $r->print('</body></html>');
2223: return OK;
2224: }
2225:
2226: 1;
2227: __END__
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