1: # The LearningOnline Network
2: # Documents
3: #
4: # $Id: londocs.pm,v 1.75 2003/09/08 19:21:10 www 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 HTML::Entities;
40: use GDBM_File;
41:
42: my $iconpath;
43:
44: my %hash;
45:
46: my $hashtied;
47: my %alreadyseen=();
48:
49: my $hadchanges;
50:
51: # Available help topics
52:
53: my %help=();
54:
55: # Mapread read maps into lonratedt::global arrays
56: # @order and @resources, determines status
57: # sets @order - pointer to resources in right order
58: # sets @resources - array with the resources with correct idx
59: #
60:
61: sub mapread {
62: my ($coursenum,$coursedom,$map)=@_;
63: return
64: &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
65: $map);
66: }
67:
68: sub storemap {
69: my ($coursenum,$coursedom,$map)=@_;
70: $hadchanges=1;
71: return
72: &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
73: $map,1);
74: }
75:
76: # ----------------------------------------- Return hash with valid author names
77:
78: sub authorhosts {
79: my %outhash=();
80: my $home=0;
81: my $other=0;
82: foreach (keys %ENV) {
83: if ($_=~/^user\.role\.(au|ca)\.(.+)$/) {
84: my $role=$1;
85: my $realm=$2;
86: my ($start,$end)=split(/\./,$ENV{$_});
87: if (($start) && ($start>time)) { next; }
88: if (($end) && (time>$end)) { next; }
89: my $ca; my $cd;
90: if ($1 eq 'au') {
91: $ca=$ENV{'user.name'};
92: $cd=$ENV{'user.domain'};
93: } else {
94: ($cd,$ca)=($realm=~/^\/(\w+)\/(\w+)$/);
95: }
96: if (&Apache::lonnet::homeserver($ca,$cd) eq
97: $Apache::lonnet::perlvar{'lonHostID'}) {
98: $home++;
99: $outhash{'home_'.$ca.'@'.$cd}=1;
100: } else {
101: $outhash{'otherhome_'.$ca.'@'.$cd}=
102: &Apache::lonnet::homeserver($ca,$cd);
103: $other++;
104: }
105: }
106: }
107: return ($home,$other,%outhash);
108: }
109: # ------------------------------------------------------ Generate "dump" button
110:
111: sub dumpbutton {
112: my ($home,$other,%outhash)=&authorhosts();
113: if ($home+$other==0) { return ''; }
114: my $output='</td><td bgcolor="#DDDDCC">';
115: if ($home) {
116: return '</td><td bgcolor="#DDDDCC">'.
117: '<input type="submit" name="dumpcourse" value="Dump Course DOCS to Construction Space" />';
118: } else {
119: return'</td><td bgcolor="#DDDDCC">'.
120: 'Dump Course DOCS to Construction Space: available on other servers';
121: }
122: }
123:
124: # -------------------------------------------------------- Actually dump course
125:
126: sub dumpcourse {
127: my $r=shift;
128: $r->print('<html><head><title>Dump DOCS</title></head>'.
129: &Apache::loncommon::bodytag('Dump Course DOCS to Construction Space'));
130: my ($home,$other,%outhash)=&authorhosts();
131: unless ($home) { return ''; }
132: if ($ENV{'form.authorspace'}) {
133: unless ($outhash{'home_'.$ENV{'form.authorspace'}}) { return ''; }
134: my ($ca,$cd)=split(/\@/,$ENV{'form.authorspace'});
135: }
136: }
137:
138: # Imports the given (name, url) resources into the course
139: # coursenum, coursedom, and folder must precede the list
140: sub group_import {
141: my $coursenum = shift;
142: my $coursedom = shift;
143: my $folder = shift;
144: while (@_) {
145: my $name = shift;
146: my $url = shift;
147: if ($url) {
148: my $idx = $#Apache::lonratedt::resources + 1;
149: $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=$idx;
150: my $ext = 'false';
151: if ($url=~/^http:\/\//) { $ext = 'true'; }
152: $url =~ s/:/\:/g;
153: $name =~ s/:/\:/g;
154: $Apache::lonratedt::resources[$idx] =
155: join ':', ($name, $url, $ext, 'normal', 'res');
156: }
157: }
158: &storemap($coursenum, $coursedom, $folder);
159: }
160:
161: sub editor {
162: my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
163: if ($ENV{'form.foldername'}) {
164: $r->print('<h3>Folder: '.$ENV{'form.foldername'}.'</h3>');
165: }
166: my $errtext='';
167: my $fatal=0;
168: ($errtext,$fatal)=
169: &mapread($coursenum,$coursedom,$folder.'.sequence');
170: if ($#Apache::lonratedt::order<1) {
171: $Apache::lonratedt::order[0]=1;
172: $Apache::lonratedt::resources[1]='';
173: }
174: if ($fatal) {
175: $r->print('<p><font color="red">'.$errtext.'</font></p>');
176: } else {
177: # ------------------------------------------------------------ Process commands
178: # ---------------- if they are for this folder and user allowed to make changes
179: if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
180: # upload a file, if present
181: if (($ENV{'form.uploaddoc.filename'}) &&
182: ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {
183: if ($folder=~/^$1/) {
184: # this is for a course, not a user, so set coursedoc flag
185: # probably the only place in the system where this should be "1"
186: my $url=&Apache::lonnet::userfileupload('uploaddoc',1);
187: my $ext='false';
188: if ($url=~/^http\:\/\//) { $ext='true'; }
189: $url=~s/\:/\:/g;
190: my $comment=$ENV{'form.comment'};
191: $comment=~s/\</\<\;/g;
192: $comment=~s/\>/\>\;/g;
193: $comment=~s/\:/\:/g;
194: if ($folder=~/^supplemental/) {
195: $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
196: $ENV{'user.domain'}.'___&&&___'.$comment;
197: }
198: my $newidx=$#Apache::lonratedt::resources+1;
199: $Apache::lonratedt::resources[$newidx]=
200: $comment.':'.$url.':'.$ext.':normal:res';
201: $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=
202: $newidx;
203: &storemap($coursenum,$coursedom,$folder.'.sequence');
204: }
205: }
206: if ($ENV{'form.cmd'}) {
207: my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});
208: if ($cmd eq 'del') {
209: for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
210: $Apache::lonratedt::order[$i]=
211: $Apache::lonratedt::order[$i+1];
212: }
213: $#Apache::lonratedt::order--;
214: } elsif ($cmd eq 'up') {
215: if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {
216: my $i=$Apache::lonratedt::order[$idx-1];
217: $Apache::lonratedt::order[$idx-1]=
218: $Apache::lonratedt::order[$idx];
219: $Apache::lonratedt::order[$idx]=$i;
220: }
221: } elsif ($cmd eq 'down') {
222: if (defined($Apache::lonratedt::order[$idx+1])) {
223: my $i=$Apache::lonratedt::order[$idx+1];
224: $Apache::lonratedt::order[$idx+1]=
225: $Apache::lonratedt::order[$idx];
226: $Apache::lonratedt::order[$idx]=$i;
227: }
228: } elsif ($cmd eq 'rename') {
229: my ($rtitle,@rrest)=split(/\:/,
230: $Apache::lonratedt::resources[
231: $Apache::lonratedt::order[$idx]]);
232: my $comment=
233: &HTML::Entities::decode($ENV{'form.title'});
234: $comment=~s/\</\<\;/g;
235: $comment=~s/\>/\>\;/g;
236: $comment=~s/\:/\:/g;
237: $Apache::lonratedt::resources[
238: $Apache::lonratedt::order[$idx]]=
239: $comment.':'.join(':',@rrest);
240:
241: }
242: # Store the changed version
243: &storemap($coursenum,$coursedom,$folder.'.sequence');
244: }
245: # Group import/search
246: if ($ENV{'form.importdetail'}) {
247: my @imports;
248: foreach (split(/\&/,$ENV{'form.importdetail'})) {
249: if (defined($_)) {
250: my ($name,$url)=split(/\=/,$_);
251: $name=&Apache::lonnet::unescape($name);
252: $url=&Apache::lonnet::unescape($url);
253: push @imports, $name, $url;
254: }
255: }
256: # Store the changed version
257: group_import($coursenum, $coursedom, $folder, @imports);
258: }
259: # Loading a complete map
260: if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {
261: foreach
262: (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
263: my $idx=$#Apache::lonratedt::resources;
264: $idx++;
265: $Apache::lonratedt::resources[$idx]=$_;
266: $Apache::lonratedt::order
267: [$#Apache::lonratedt::order+1]=$idx;
268: }
269:
270: # Store the changed version
271: &storemap($coursenum,$coursedom,$folder.'.sequence');
272: }
273: }
274: # ---------------------------------------------------------------- End commands
275: # ---------------------------------------------------------------- Print screen
276: my $idx=0;
277: $r->print('<table>');
278: foreach (@Apache::lonratedt::order) {
279: my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
280: unless ($name) { $name=(split(/\//,$url))[-1]; }
281: unless ($name) { $name='NO RESOURCE'; $url='/adm/notfound.html'; }
282: $r->print(&entryline($idx,$name,$url,$folder,$allowed,$_));
283: $idx++;
284: }
285: $r->print('</table>');
286: }
287: }
288:
289: # --------------------------------------------------------------- An entry line
290:
291: sub entryline {
292: my ($index,$title,$url,$folder,$allowed,$residx)=@_;
293: $title=~s/\&colon\;/\:/g;
294: $title=&HTML::Entities::encode(&HTML::Entities::decode(
295: &Apache::lonnet::unescape($title)),'\"\<\>\&\'');
296: my $renametitle=$title;
297: my $foldertitle=$title;
298: if ($title=~
299: /^(\d+)\_\_\_\&\;\&\;\&\;\_\_\_(\w+)\_\_\_\&\;\&\;\&\;\_\_\_(\w+)\_\_\_\&\;\&\;\&\;\_\_\_(.*)$/
300: ) {
301: $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
302: $renametitle=$4;
303: $title='<i>'.localtime($1).'</i> '.
304: &Apache::loncommon::plainname($2,$3).': <br>'.
305: $foldertitle;
306: }
307: $renametitle=~s/\"\;/\\\"/g;
308: my $line='<tr>';
309: # Edit commands
310: if ($allowed) {
311: $line.=(<<END);
312: <td><table border='0' cellspacing='2' cellpadding='0'>
313: <tr><td bgcolor="#DDDDDD">
314: <a href='/adm/coursedocs?folder=$folder&cmd=up_$index'>
315: <img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
316: <tr><td bgcolor="#DDDDDD">
317: <a href='/adm/coursedocs?folder=$folder&cmd=down_$index'>
318: <img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
319: </table></td><td bgcolor="#DDDDDD">
320: <a href='javascript:removeres("$folder","$index","$renametitle");'>
321: <font size="-2" color="#990000">Remove</font></a>
322: <a href='javascript:changename("$folder","$index","$renametitle");'>
323: <font size="-2" color="#009900">Rename</font></a></td>
324: END
325: }
326: # Figure out what kind of a resource this is
327: my ($extension)=($url=~/\.(\w+)$/);
328: my $uploaded=($url=~/^\/*uploaded\//);
329: my $icon='unknown';
330: if (-e "/home/httpd/html/adm/lonIcons/$extension.gif") {
331: $icon=$extension;
332: }
333: my $isfolder=0;
334: if ($uploaded) {
335: if ($extension eq 'sequence') {
336: $icon='folder_closed';
337: $url=~/\/(\w+)\.sequence/;
338: $url='/adm/coursedocs?folder='.$1;
339: $isfolder=1;
340: } else {
341: $url=&Apache::lonnet::tokenwrapper($url);
342: }
343: }
344: $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
345: if (($residx) && ($folder!~/supplemental/)) {
346: $url.=(($url=~/\?/)?'&':'?').'symb='.
347: &Apache::lonnet::escape(&Apache::lonnet::symbclean(
348: &Apache::lonnet::declutter('uploaded/'.
349: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.'/'.
350: $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.'/'.$folder.
351: '.sequence').
352: '___'.$residx.'___'.
353: &Apache::lonnet::declutter($url)));
354: }
355: if ($isfolder) { $url.='&foldername='.
356: &Apache::lonnet::escape($foldertitle); }
357: $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'" target="cat_'.$folder.
358: '"><img src="/adm/lonIcons/'.
359: $icon.'.gif" border="0"></a></td>'.
360: "<td bgcolor='#FFFFBB'><a href='$url' target='cat_$folder'>$title</a></td></tr>";
361: return $line;
362: }
363:
364: # ---------------------------------------------------------------- tie the hash
365:
366: sub tiehash {
367: $hashtied=0;
368: if ($ENV{'request.course.fn'}) {
369: if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
370: &GDBM_READER(),0640)) {
371: $hashtied=1;
372: }
373: }
374: }
375:
376: sub untiehash {
377: if ($hashtied) { untie %hash; }
378: $hashtied=0;
379: }
380:
381: # --------------------------------------------------------------- check on this
382:
383: sub checkonthis {
384: my ($r,$url,$level,$title)=@_;
385: $alreadyseen{$url}=1;
386: $r->rflush();
387: if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
388: $r->print('<br />');
389: for (my $i=0;$i<=$level*5;$i++) {
390: $r->print(' ');
391: }
392: $r->print('<a href="'.$url.'" target="cat">'.
393: ($title?$title:$url).'</a> ');
394: if ($url=~/^\/res\//) {
395: my $result=&Apache::lonnet::repcopy(
396: &Apache::lonnet::filelocation('',$url));
397: if ($result==OK) {
398: $r->print('<font color="green">ok</font>');
399: $r->rflush();
400: &Apache::lonnet::countacc($url);
401: $url=~/\.(\w+)$/;
402: if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
403: $r->print('<br />');
404: $r->rflush();
405: for (my $i=0;$i<=$level*5;$i++) {
406: $r->print(' ');
407: }
408: $r->print('- Rendering: ');
409: my $oldpath=$ENV{'request.filename'};
410: $ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);
411: &Apache::lonxml::xmlparse($r,'web',
412: &Apache::lonnet::getfile(
413: &Apache::lonnet::filelocation('',$url)));
414: $ENV{'request.filename'}=$oldpath;
415: if (($Apache::lonxml::errorcount) ||
416: ($Apache::lonxml::warningcount)) {
417: if ($Apache::lonxml::errorcount) {
418: $r->print('<font color="red"><b>'.
419: $Apache::lonxml::errorcount.' error(s)</b></font> ');
420: }
421: if ($Apache::lonxml::warningcount) {
422: $r->print('<font color="blue">'.
423: $Apache::lonxml::warningcount.' warning(s)</font>');
424: }
425: } else {
426: $r->print('<font color="green">ok</font>');
427: }
428: $r->rflush();
429: }
430: my $dependencies=
431: &Apache::lonnet::metadata($url,'dependencies');
432: foreach (split(/\,/,$dependencies)) {
433: if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {
434: &checkonthis($r,$_,$level+1);
435: }
436: }
437: } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {
438: $r->print('<font color="red"><b>connection down</b></font>');
439: } elsif ($result==HTTP_NOT_FOUND) {
440: $r->print('<font color="red"><b>not found</b></font>');
441: } else {
442: $r->print('<font color="red"><b>access denied</b></font>');
443: }
444: }
445: }
446: }
447:
448:
449: #
450: # -------------------------------------------------------------- Verify Content
451: #
452: sub verifycontent {
453: my $r=shift;
454: my $loaderror=&Apache::lonnet::overloaderror($r);
455: if ($loaderror) { return $loaderror; }
456:
457: $r->print('<html><head><title>Verify Content</title></head>'.
458: &Apache::loncommon::bodytag('Verify Course Documents'));
459: $hashtied=0;
460: undef %alreadyseen;
461: %alreadyseen=();
462: &tiehash();
463: foreach (keys %hash) {
464: if (($_=~/^src\_(.+)$/) && (!$alreadyseen{$hash{$_}})) {
465: &checkonthis($r,$hash{$_},0,$hash{'title_'.$1});
466: }
467: }
468: &untiehash();
469: $r->print('<h1>Done.</h1>');
470: }
471:
472: # -------------------------------------------------------------- Check Versions
473:
474: sub checkversions {
475: my $r=shift;
476: $r->print('<html><head><title>Check Versions</title></head>'.
477: &Apache::loncommon::bodytag('Check Course Document Versions'));
478: $hashtied=0;
479: &tiehash();
480: my %changes=&Apache::lonnet::dump
481: ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
482: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
483: my $firstkey=(keys %changes)[0];
484: unless ($firstkey=~/^error\:/) {
485: unless ($ENV{'form.timerange'}) {
486: $ENV{'form.timerange'}=604800;
487: }
488: my $seltext='during the last '.$ENV{'form.timerange'}.' seconds';
489: my $startsel='';
490: my $monthsel='';
491: my $weeksel='';
492: my $daysel='';
493: if ($ENV{'form.timerange'}==-1) {
494: $seltext='since start of course';
495: $startsel='selected';
496: $ENV{'form.timerange'}=time;
497: }
498: my $starttime=time-$ENV{'form.timerange'};
499: if ($ENV{'form.timerange'}==2592000) {
500: $seltext='during the last month ('.localtime($starttime).')';
501: $monthsel='selected';
502: } elsif ($ENV{'form.timerange'}==604800) {
503: $seltext='during the last week ('.localtime($starttime).')';
504: $weeksel='selected';
505: } elsif ($ENV{'form.timerange'}==86400) {
506: $seltext='since yesterday ('.localtime($starttime).')';
507: $daysel='selected';
508: }
509:
510: $r->print(<<ENDHEADERS);
511: <form action="/adm/coursedocs" method="post">
512: <select name="timerange">
513: <option value="-1" $startsel>Since Start of Course</option>
514: <option value="2592000" $monthsel>Last Month</option>
515: <option value="604800" $weeksel>Last Week</option>
516: <option value="86400" $daysel>Since Yesterday</option>
517: </select>
518: <input type="submit" name="versions" value="Display" />
519: </form>
520: <h3>Content changed $seltext</h3>
521: <table border="2">
522: <tr>
523: <th>File</th><th>Modification Date</th>
524: <th>Version</th><th>Differences</th></tr>
525: ENDHEADERS
526: foreach (keys %changes) {
527: if ($changes{$_}>$starttime) {
528: my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
529: my $currentversion=&Apache::lonnet::getversion($_);
530: my $linkurl=&Apache::lonnet::clutter($_);
531: $r->print(
532: '<tr><td><a href="'.$linkurl.'" target="cat">'.$linkurl.
533: '</a></td><td>'.
534: localtime($changes{$_}).'</td><td>'.$currentversion.'</td>'.
535: '<td>');
536: my $lastold=1;
537: for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
538: my $url=$root.'.'.$prevvers.'.'.$extension;
539: if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
540: $starttime) {
541: $lastold=$prevvers;
542: }
543: }
544: for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
545: my $url=$root.'.'.$prevvers.'.'.$extension;
546: $r->print('<a href="'.&Apache::lonnet::clutter($url).
547: '">Version '.$prevvers.' ('.
548: localtime(&Apache::lonnet::metadata($url,'lastrevisiondate')).
549: ')</a>');
550: if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
551: $r->print(' <a href="/adm/diff?filename='.
552: &Apache::lonnet::clutter($root.'.'.$extension).
553: '&versionone='.$prevvers.
554: '">Diffs</a>');
555: }
556: $r->print('<br />');
557: }
558: $r->print('</td></tr>');
559: }
560: }
561: $r->print('</table>');
562: $r->print('<h1>Done.</h1>');
563: } else {
564: $r->print('<p>No content modifications yet.</p>');
565: }
566: &untiehash();
567: }
568:
569: # ================================================================ Main Handler
570: sub handler {
571: my $r = shift;
572: $r->content_type('text/html');
573: $r->send_http_header;
574: return OK if $r->header_only;
575:
576: # --------------------------------------------- Initialize help topics for this
577: foreach ('Adding_Course_Doc','Main_Course_Documents',
578: 'Adding_External_Resource','Navigate_Content',
579: 'Adding_Folders','Docs_Overview', 'Load_Map',
580: 'Supplemental', 'Score_Upload_Form',
581: 'Importing_LON-CAPA_Resource','Uploading_From_Harddrive') {
582: $help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);
583: }
584: # Composite help files
585: $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
586: 'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
587: $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
588: 'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
589: $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
590: 'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
591: $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
592: 'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
593: $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
594:
595: if ($ENV{'form.verify'}) {
596: &verifycontent($r);
597: } elsif ($ENV{'form.versions'}) {
598: &checkversions($r);
599: } elsif ($ENV{'form.dumpcourse'}) {
600: &dumpcourse($r);
601: } else {
602: # is this a standard course?
603:
604: my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
605: my $forcestandard;
606: my $forcesupplement;
607: my $script='';
608: my $allowed;
609: my $events='';
610: my $showdoc=0;
611: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
612: ['folder','foldername']);
613: if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
614: $showdoc=$1;
615: }
616: unless ($showdoc) { # got called from remote
617: $forcestandard=($ENV{'form.folder'}=~/^default_/);
618: $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
619:
620: # does this user have privileges to post, etc?
621: $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
622: if ($allowed) {
623: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
624: $script=&Apache::lonratedt::editscript('simple');
625: }
626: } else { # got called in sequence from course
627: $allowed=0;
628: $script='</script>'.&Apache::lonmenu::registerurl(1,undef).'<script>';
629: $events='onLoad="'.&Apache::lonmenu::loadevents.
630: '" onUnload="'.&Apache::lonmenu::unloadevents.'"';
631: }
632:
633: # get course data
634: my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
635: my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
636:
637: # get personal data
638:
639: my $uname=$ENV{'user.name'};
640: my $udom=$ENV{'user.domain'};
641: my $plainname=&Apache::lonnet::escape(
642: &Apache::loncommon::plainname($uname,$udom));
643:
644: # graphics settings
645:
646: $iconpath = $r->dir_config('lonIconsURL') . "/";
647:
648: my $now=time;
649:
650: # print screen
651: $r->print(<<ENDDOCUMENT);
652: <html>
653: <head>
654: <title>The LearningOnline Network with CAPA</title>
655: <script>
656: $script
657: </script>
658: ENDDOCUMENT
659: if ($allowed) {
660: $r->print(<<ENDNEWSCRIPT);
661: <script>
662: function makenewfolder(targetform,folderseq) {
663: var foldername=prompt('Name of New Folder','New Folder');
664: if (foldername) {
665: targetform.importdetail.value=foldername+"="+folderseq;
666: targetform.submit();
667: }
668: }
669:
670: function makenewext(targetname) {
671: this.document.forms.extimport.useform.value=targetname;
672: window.open('/adm/rat/extpickframe.html');
673: }
674:
675: function makeexamupload() {
676: var title=prompt('Listed Title for the Uploaded Score');
677: if (title) {
678: this.document.forms.newexamupload.importdetail.value=
679: title+'=/res/lib/templates/examupload.problem';
680: this.document.forms.newexamupload.submit();
681: }
682: }
683:
684: function makesmppage() {
685: var title=prompt('Listed Title for the Page');
686: if (title) {
687: this.document.forms.newsmppg.importdetail.value=
688: title+'=/adm/$udom/$uname/$now/smppg';
689: this.document.forms.newsmppg.submit();
690: }
691: }
692:
693: function makesmpproblem() {
694: var title=prompt('Listed Title for the Problem');
695: if (title) {
696: this.document.forms.newsmpproblem.importdetail.value=
697: title+'=/res/lib/templates/simpleproblem.problem';
698: this.document.forms.newsmpproblem.submit();
699: }
700: }
701:
702: function makebulboard() {
703: var title=prompt('Listed Title for the Bulletin Board');
704: if (title) {
705: this.document.forms.newbul.importdetail.value=
706: title+'=/adm/$udom/$uname/$now/bulletinboard';
707: this.document.forms.newbul.submit();
708: }
709: }
710:
711: function finishpick() {
712: var title=this.document.forms.extimport.title.value;
713: var url=this.document.forms.extimport.url.value;
714: var form=this.document.forms.extimport.useform.value;
715: eval
716: ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
717: '";this.document.forms.'+form+'.submit();');
718: }
719:
720: function changename(folder,index,oldtitle) {
721: var title=prompt('New Title',oldtitle);
722: if (title) {
723: this.document.forms.renameform.title.value=title;
724: this.document.forms.renameform.cmd.value='rename_'+index;
725: this.document.forms.renameform.folder.value=folder;
726: this.document.forms.renameform.submit();
727: }
728: }
729:
730: function removeres(folder,index,oldtitle) {
731: if ((oldtitle=='NO RESOURCE') || (confirm('Remove "'+oldtitle+'"?'))) {
732: this.document.forms.renameform.cmd.value='del_'+index;
733: this.document.forms.renameform.folder.value=folder;
734: this.document.forms.renameform.submit();
735: }
736: }
737: </script>
738:
739: ENDNEWSCRIPT
740: }
741: # -------------------------------------------------------------------- Body tag
742: $r->print('</head>'.
743: &Apache::loncommon::bodytag('Course Documents','',$events,
744: '','',$showdoc));
745: unless ($showdoc) {
746: if ($allowed) {
747: my $dumpbut=&dumpbutton();
748: $r->print(<<ENDCOURSEVERIFY);
749: <form name="renameform" method="post" action="/adm/coursedocs">
750: <input type="hidden" name="title" />
751: <input type="hidden" name="cmd" />
752: <input type="hidden" name="folder" />
753: </form>
754: <form name="simpleedit" method="post" action="/adm/coursedocs">
755: <input type=hidden name="importdetail" value="">
756: <input type="hidden" name="folder" />
757: </form>
758: <form action="/adm/coursedocs" method="post" name="courseverify">
759: <table bgcolor="#AAAAAA" width="100%" cellspacing="4" cellpadding="4">
760: <tr><td bgcolor="#DDDDCC">
761: <input type="submit" name="verify" value="Verify Content" />
762: </td><td bgcolor="#DDDDCC">
763: <input type="submit" name="versions" value="Check Resource Versions" />
764: $dumpbut
765: </td></tr></table>
766: </form>
767: ENDCOURSEVERIFY
768: $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
769: 'Editing the Table of Contents for your Course'));
770: }
771: # --------------------------------------------------------- Standard documents
772: $r->print('<table border=2 cellspacing=4 cellpadding=4>');
773: if (($standard) && ($allowed) && (!$forcesupplement)) {
774: $r->print('<tr><td bgcolor="#BBBBBB"><h2>Main Course Documents'.
775: ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
776: my $folder=$ENV{'form.folder'};
777: unless ($folder=~/^default/) { $folder='default'; }
778: my $postexec='';
779: if ($folder eq 'default') {
780: $r->print('<script>this.window.name="loncapaclient";</script>');
781: } else {
782: $postexec='self.close();';
783: }
784: $hadchanges=0;
785: &editor($r,$coursenum,$coursedom,$folder,$allowed);
786: if ($hadchanges) {
787: $r->print(
788: '<script>function reinit(tf) { tf.submit();'.$postexec.' }</script>'.
789: '<form method="post" action="/adm/roles" target="loncapaclient">'.
790: '<input type="hidden" name="orgurl" value="/adm/coursedocs" /><input type="hidden" name="selectrole" value="1" /><h3><font color="red">Changes will become active for your current session after <input type="hidden" name="'.
791: $ENV{'request.role'}.'" value="1" /><input type="button" value="re-initializing course" onClick="reinit(this.form)"/>, or the next time you log in.'.
792: $help{'Caching'}.'</font></h3></form>');
793: }
794: my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
795: '.sequence';
796:
797: $r->print(<<ENDFORM);
798: <table cellspacing=4 cellpadding=4><tr>
799: <th bgcolor="#DDDDDD">Upload a new main course document</th>
800: <th bgcolor="#DDDDDD">Import a published document</th>
801: <th bgcolor="#DDDDDD">Special documents</th>
802: </tr>
803: <tr><td bgcolor="#DDDDDD">
804: File:<br />
805: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
806: <input type="file" name="uploaddoc" size="40">
807: <br />
808: Title:<br />
809: <input type="text" size="50" name="comment">
810: <input type="hidden" name="folder" value="$folder">
811: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
812: <input type="hidden" name="cmd" value="upload_default">
813: <input type="submit" value="Upload Document">
814: <nobr>
815: $help{'Uploading_From_Harddrive'}
816: </nobr>
817: </form>
818: </td>
819: <td bgcolor="#DDDDDD">
820: <form action="/adm/coursedocs" method="post" name="simpleeditdefault">
821: <input type="hidden" name="folder" value="$folder">
822: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
823: <input type=button onClick=
824: "javascript:document.forms.simpleedit.folder.value='$folder';groupsearch()" value="Search">
825: <nobr>
826: <input type=button onClick=
827: "javascript:document.forms.simpleedit.folder.value='$folder';groupimport();" value="Import">
828: $help{'Importing_LON-CAPA_Resource'}
829: </nobr>
830: <p>
831: <hr />
832: <input type="text" size="20" name="importmap"><br />
833: <nobr><input type=button
834: onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"
835: value="Select Map"> <input type="submit" name="loadmap" value="Load Map">
836: $help{'Load_Map'}</nobr>
837: </p>
838: </form>
839: </td><td bgcolor="#DDDDDD">
840: <form action="/adm/coursedocs" method="post" name="newfolder">
841: <input type="hidden" name="folder" value="$folder">
842: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
843: <input type=hidden name="importdetail" value="">
844: <nobr>
845: <input name="newfolder" type="button"
846: onClick="javascript:makenewfolder(this.form,'$folderseq');"
847: value="New Folder" />$help{'Adding_Folders'}
848: </nobr>
849: </form>
850: <form action="/adm/coursedocs" method="post" name="newext">
851: <input type="hidden" name="folder" value="$folder">
852: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
853: <input type=hidden name="importdetail" value="">
854: <nobr>
855: <input name="newext" type="button" onClick="javascript:makenewext('newext');"
856: value="External Resource" /> $help{'Adding_External_Resource'}
857: </nobr>
858: </form>
859: <form action="/adm/coursedocs" method="post" name="newsyl">
860: <input type="hidden" name="folder" value="$folder">
861: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
862: <input type=hidden name="importdetail"
863: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
864: <nobr>
865: <input name="newsyl" type="submit" value="Syllabus" />
866: $help{'Syllabus'}
867: </nobr>
868: </form>
869: <form action="/adm/coursedocs" method="post" name="newnav">
870: <input type="hidden" name="folder" value="$folder">
871: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
872: <input type=hidden name="importdetail"
873: value="Navigate Content=/adm/navmaps">
874: <nobr>
875: <input name="newnav" type="submit" value="Navigate Content" />
876: $help{'Navigate_Content'}
877: </nobr>
878: </form>
879: <form action="/adm/coursedocs" method="post" name="newsmppg">
880: <input type="hidden" name="folder" value="$folder">
881: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
882: <input type=hidden name="importdetail" value="">
883: <nobr>
884: <input name="newsmppg" type="button" value="Simple Page"
885: onClick="javascript:makesmppage();" /> $help{'Simple Page'}
886: </nobr>
887: </form>
888: <form action="/adm/coursedocs" method="post" name="newsmpproblem">
889: <input type="hidden" name="folder" value="$folder">
890: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
891: <input type=hidden name="importdetail" value="">
892: <nobr>
893: <input name="newsmpproblem" type="button" value="Simple Problem"
894: onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
895: </nobr>
896: </form>
897: <form action="/adm/coursedocs" method="post" name="newexamupload">
898: <input type="hidden" name="folder" value="$folder">
899: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
900: <input type=hidden name="importdetail" value="">
901: <nobr>
902: <input name="newexamupload" type="button" value="Score Upload Form"
903: onClick="javascript:makeexamupload();" />
904: $help{'Score_Upload_Form'}
905: </nobr>
906: </form>
907: <form action="/adm/coursedocs" method="post" name="newbul">
908: <input type="hidden" name="folder" value="$folder">
909: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
910: <input type=hidden name="importdetail" value="">
911: <nobr>
912: <input name="newbulletin" type="button" value="Bulletin Board"
913: onClick="javascript:makebulboard();" />
914: $help{'Bulletin Board'}
915: </nobr>
916: </form>
917: <form action="/adm/coursedocs" method="post" name="newaboutme">
918: <input type="hidden" name="folder" value="$folder">
919: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
920: <input type=hidden name="importdetail"
921: value="$plainname=/adm/$udom/$uname/aboutme">
922: <nobr>
923: <input name="newaboutme" type="submit" value="My Personal Info" />
924: $help{'My Personal Info'}
925: </nobr>
926: </form>
927: </td></tr>
928: </table>
929: ENDFORM
930: $r->print('</td></tr>');
931: }
932: # ----------------------------------------------------- Supplemental documents
933: if (!$forcestandard) {
934: $r->print(
935: '<tr><td bgcolor="#BBBBBB"><h2>Supplemental Course Documents'.
936: ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
937: my $folder=$ENV{'form.folder'};
938: unless ($folder=~/supplemental/) { $folder='supplemental'; }
939: &editor($r,$coursenum,$coursedom,$folder,$allowed);
940: if ($allowed) {
941: my $folderseq=
942: '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
943: '.sequence';
944:
945: $r->print(<<ENDSUPFORM);
946: <table cellspacing=4 cellpadding=4><tr>
947: <th bgcolor="#DDDDDD">Upload a new supplemental course document</th>
948: <th bgcolor="#DDDDDD">Import a published document</th>
949: <th bgcolor="#DDDDDD">Special documents</th>
950: </tr>
951: <tr><td bgcolor="#DDDDDD">
952: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
953: <input type="file" name="uploaddoc" size="40">
954: <br />Comment:<br />
955: <textarea cols=50 rows=4 name='comment'>
956: </textarea>
957: <input type="hidden" name="folder" value="$folder">
958: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
959: <input type="hidden" name="cmd" value="upload_supplemental">
960: <nobr>
961: <input type="submit" value="Upload Document">
962: $help{'Uploading_From_Harddrive'}
963: </nobr>
964: </form>
965: </td>
966: <td bgcolor="#DDDDDD">
967: <form action="/adm/coursedocs" method="post" name="simpleeditsupplement">
968: <input type="hidden" name="folder" value="$folder">
969: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
970: <input type=hidden name="importdetail" value="">
971: <input type=button onClick=
972: "javascript:document.forms.simpleedit.folder.value='$folder';groupsearch()" value="Search">
973: <input type=button onClick=
974: "javascript:document.forms.simpleedit.folder.value='$folder';groupimport();" value="Import">$help{'Importing_LON-CAPA_Resource'}
975: <p>
976: <hr />
977: <input type="text" size="20" name="importmap">
978: <input type=button
979: onClick="javascript:openbrowser('simpleeditsupplement','importmap','sequence,page','')"
980: value="Select Map"><input type="submit" name="loadmap" value="Load Map">
981: </p>
982: </form>
983: </td><td bgcolor="#DDDDDD">
984: <form action="/adm/coursedocs" method="post" name="supnewfolder">
985: <input type="hidden" name="folder" value="$folder">
986: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
987: <input type=hidden name="importdetail" value="">
988: <nobr>
989: <input name="newfolder" type="button"
990: onClick="javascript:makenewfolder(this.form,'$folderseq');"
991: value="New Folder" /> $help{'Adding_Folders'}
992: </nobr>
993: </form>
994: <form action="/adm/coursedocs" method="post" name="supnewext">
995: <input type="hidden" name="folder" value="$folder">
996: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
997: <input type=hidden name="importdetail" value="">
998: <nobr>
999: <input name="newext" type="button"
1000: onClick="javascript:makenewext('supnewext');"
1001: value="External Resource" /> $help{'Adding_External_Resource'}
1002: </nobr>
1003: </form>
1004: <form action="/adm/coursedocs" method="post" name="supnewsyl">
1005: <input type="hidden" name="folder" value="$folder">
1006: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1007: <input type=hidden name="importdetail"
1008: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
1009: <nobr>
1010: <input name="newsyl" type="submit" value="Syllabus" />
1011: $help{'Syllabus'}
1012: </nobr>
1013: </form>
1014: <form action="/adm/coursedocs" method="post" name="subnewaboutme">
1015: <input type="hidden" name="folder" value="$folder">
1016: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1017: <input type=hidden name="importdetail"
1018: value="$plainname=/adm/$udom/$uname/aboutme">
1019: <nobr>
1020: <input name="newaboutme" type="submit" value="My Personal Info" />
1021: $help{'My Personal Info'}
1022: </nobr>
1023: </form>
1024: </td></tr>
1025: </table></td></tr>
1026: ENDSUPFORM
1027: }
1028: }
1029: if ($allowed) {
1030: $r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
1031: }
1032: $r->print('</table>');
1033: } else {
1034: # -------------------------------------------------------- This is showdoc mode
1035: $r->print("<h1>Uploaded Document</h1><p>It is recommended that you use an up-to-date virus scanner before handling this file.</p><p><table>".
1036: &entryline(0,"Click to download or use your browser's Save Link function",$showdoc).'</table></p>');
1037: }
1038: }
1039: $r->print('</body></html>');
1040: return OK;
1041: }
1042:
1043: 1;
1044: __END__
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