1: # The LearningOnline Network
2: # Documents
3: #
4: # $Id: londocs.pm,v 1.22 2002/09/10 19:01:09 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);
33: use Apache::lonnet;
34: use Apache::loncommon;
35: use Apache::lonratedt;
36: use Apache::lonratsrv;
37: use Apache::lonxml;
38:
39: my $iconpath;
40:
41: # Mapread read maps into lonratedt::global arrays
42: # @order and @resources, determines status
43: # sets @order - pointer to resources in right order
44: # sets @resources - array with the resources with correct idx
45: #
46:
47: sub mapread {
48: my ($coursenum,$coursedom,$map)=@_;
49: return
50: &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
51: $map);
52: }
53:
54: sub storemap {
55: my ($coursenum,$coursedom,$map)=@_;
56: return
57: &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
58: $map,1);
59: }
60:
61: sub editor {
62: my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
63: if ($ENV{'form.foldername'}) {
64: $r->print('<h3>Folder: '.$ENV{'form.foldername'}.'</h3>');
65: }
66: my $errtext='';
67: my $fatal=0;
68: ($errtext,$fatal)=
69: &mapread($coursenum,$coursedom,$folder.'.sequence');
70: if ($#Apache::lonratedt::order<1) {
71: $Apache::lonratedt::order[0]=1;
72: $Apache::lonratedt::resources[1]='';
73: }
74: if ($fatal) {
75: $r->print('<p><font color="red">'.$errtext.'</font></p>');
76: } else {
77: # ------------------------------------------------------------ Process commands
78: # ---------------- if they are for this folder and user allowed to make changes
79: if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
80: # upload a file, if present
81: if (($ENV{'form.uploaddoc.filename'}) &&
82: ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {
83: if ($folder=~/^$1/) {
84: # this is for a course, not a user, so set coursedoc flag
85: # probably the only place in the system where this should be "1"
86: my $url=&Apache::lonnet::userfileupload('uploaddoc',1);
87: my $ext='false';
88: if ($url=~/^http\:\/\//) { $ext='true'; }
89: $url=~s/\:/\:/g;
90: my $comment=$ENV{'form.comment'};
91: $comment=~s/\</\<\;/g;
92: $comment=~s/\>/\>\;/g;
93: $comment=~s/\:/\:/g;
94: if ($folder=~/^supplemental/) {
95: $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
96: $ENV{'user.domain'}.'___&&&___'.$comment;
97: }
98: my $newidx=$#Apache::lonratedt::resources+1;
99: $Apache::lonratedt::resources[$newidx]=
100: $comment.':'.$url.':'.$ext.':normal:res';
101: $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=
102: $newidx;
103: &storemap($coursenum,$coursedom,$folder.'.sequence');
104: }
105: }
106: if ($ENV{'form.cmd'}) {
107: my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});
108: if ($cmd eq 'del') {
109: for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
110: $Apache::lonratedt::order[$i]=
111: $Apache::lonratedt::order[$i+1];
112: }
113: $#Apache::lonratedt::order--;
114: } elsif ($cmd eq 'up') {
115: my $i=$Apache::lonratedt::order[$idx-1];
116: $Apache::lonratedt::order[$idx-1]=
117: $Apache::lonratedt::order[$idx];
118: $Apache::lonratedt::order[$idx]=$i;
119: } elsif ($cmd eq 'down') {
120: my $i=$Apache::lonratedt::order[$idx+1];
121: $Apache::lonratedt::order[$idx+1]=
122: $Apache::lonratedt::order[$idx];
123: $Apache::lonratedt::order[$idx]=$i;
124: }
125: # Store the changed version
126: &storemap($coursenum,$coursedom,$folder.'.sequence');
127: }
128: # Group import/search
129: if ($ENV{'form.importdetail'}) {
130: foreach (split(/\&/,$ENV{'form.importdetail'})) {
131: if (defined($_)) {
132: my ($name,$url)=split(/\=/,$_);
133: $name=&Apache::lonnet::unescape($name);
134: $url=&Apache::lonnet::unescape($url);
135: if ($url) {
136: my $idx=$#Apache::lonratedt::resources+1;
137: $Apache::lonratedt::order
138: [$#Apache::lonratedt::order+1]=$idx;
139: my $ext='false';
140: if ($url=~/^http\:\/\//) { $ext='true'; }
141: $url=~s/\:/\:/g;
142: $Apache::lonratedt::resources[$idx]=
143: $name.':'.$url.':'.$ext.':normal:res';
144: }
145: }
146: }
147: # Store the changed version
148: &storemap($coursenum,$coursedom,$folder.'.sequence');
149: }
150: }
151: # ---------------------------------------------------------------- End commands
152: # ---------------------------------------------------------------- Print screen
153: my $idx=0;
154: $r->print('<table>');
155: foreach (@Apache::lonratedt::order) {
156: my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
157: unless ($name) { $name=(split(/\//,$url))[-1]; }
158: unless ($name) { $name='EMPTY'; }
159: $r->print(&entryline($idx,$name,$url,$folder,$allowed));
160: $idx++;
161: }
162: $r->print('</table>');
163: }
164: }
165:
166: # --------------------------------------------------------------- An entry line
167:
168: sub entryline {
169: my ($index,$title,$url,$folder,$allowed)=@_;
170: my $line='<tr>';
171: # Edit commands
172: if ($allowed) {
173: $line.=(<<END);
174: <td><table border='0' cellspacing='0' cellpadding='0'>
175: <tr><td><a href='/adm/coursedocs?folder=$folder&cmd=up_$index'>
176: <img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
177: <tr><td><a href='/adm/coursedocs?folder=$folder&cmd=down_$index'>
178: <img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
179: </table></td><td>
180: <a href='/adm/coursedocs?folder=$folder&cmd=del_$index'>Remove</td>
181: END
182: }
183: # Figure out what kind of a resource this is
184: my ($extension)=($url=~/\.(\w+)$/);
185: my $uploaded=($url=~/^\/*uploaded\//);
186: my $icon='unknown';
187: if (-e "/home/httpd/html/adm/lonIcons/$extension.gif") {
188: $icon=$extension;
189: }
190: my $isfolder=0;
191: if ($uploaded) {
192: if ($extension eq 'sequence') {
193: $icon='folder_closed';
194: $url=~/\/(\w+)\.sequence/;
195: $url='/adm/coursedocs?folder='.$1;
196: $isfolder=1;
197: } else {
198: $url=&Apache::lonnet::tokenwrapper($url);
199: }
200: }
201: $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
202: # Title
203: $title=&Apache::lonnet::unescape($title);
204: my $foldertitle=$title;
205: if ($title=~
206: /^(\d+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(.*)$/
207: ) {
208: $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
209: $title='<i>'.localtime($1).'</i> '.
210: &Apache::loncommon::plainname($2,$3).': <br>'.
211: $foldertitle;
212: }
213: if ($isfolder) { $url.='&foldername='.$foldertitle; }
214: $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'"><img src="/adm/lonIcons/'.
215: $icon.'.gif" border="0"></a></td>'.
216: "<td bgcolor='#FFFFBB'><a href='$url'>$title</a></td></tr>";
217: return $line;
218: }
219:
220: # ================================================================ Main Handler
221: sub handler {
222: my $r = shift;
223: $r->content_type('text/html');
224: $r->send_http_header;
225: return OK if $r->header_only;
226:
227: # is this a standard course?
228:
229: my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
230: my $forcestandard;
231: my $forcesupplement;
232: my $script='';
233: my $allowed;
234: my $events='';
235: my $showdoc=0;
236: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
237: ['folder','foldername']);
238: if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
239: $showdoc=$1;
240: }
241: unless ($showdoc) { # got called from remote
242: $forcestandard=($ENV{'form.folder'}=~/^default_/);
243: $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
244:
245: # does this user have privileges to post, etc?
246: $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
247: if ($allowed) {
248: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
249: $script=&Apache::lonratedt::editscript('simple');
250: }
251: } else { # got called in sequence from course
252: $allowed=0;
253: $script='</script>'.&Apache::lonxml::registerurl(1,undef).'<script>';
254: $events='onLoad="'.&Apache::lonxml::loadevents.
255: '" onUnload="'.&Apache::lonxml::unloadevents.'"';
256: }
257:
258: # get course data
259: my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
260: my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
261:
262: # get personal data
263:
264: my $uname=$ENV{'user.name'};
265: my $udom=$ENV{'user.domain'};
266: my $plainname=&Apache::lonnet::escape(
267: &Apache::loncommon::plainname($uname,$udom));
268:
269: # graphics settings
270:
271: $iconpath = $r->dir_config('lonIconsURL') . "/";
272:
273: my $now=time;
274:
275: # print screen
276: $r->print(<<ENDDOCUMENT);
277: <html>
278: <head>
279: <title>The LearningOnline Network with CAPA</title>
280: <script>
281: $script
282: </script>
283: ENDDOCUMENT
284: if ($allowed) {
285: $r->print(<<ENDNEWSCRIPT);
286: <script>
287: function makenewfolder(targetform,folderseq) {
288: var foldername=prompt('Name of New Folder','New Folder');
289: if (foldername) {
290: targetform.importdetail.value=foldername+"="+folderseq;
291: targetform.submit();
292: }
293: }
294:
295: function makenewext(targetname) {
296: this.document.forms.extimport.useform.value=targetname;
297: window.open('/adm/rat/extpickframe.html');
298: }
299:
300: function makesmppage() {
301: var title=prompt('Listed Title for the Page');
302: this.document.forms.newsmppg.importdetail.value=
303: title+'=/adm/$udom/$uname/$now/smppg';
304: this.document.forms.newsmppg.submit();
305: }
306:
307: function makebulboard() {
308: var title=prompt('Listed Title for the Bulletin Board');
309: this.document.forms.newbul.importdetail.value=
310: title+'=/adm/$udom/$uname/$now/bulletinboard';
311: this.document.forms.newbul.submit();
312: }
313:
314: function finishpick() {
315: var title=this.document.forms.extimport.title.value;
316: var url=this.document.forms.extimport.url.value;
317: var form=this.document.forms.extimport.useform.value;
318: eval
319: ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
320: '";this.document.forms.'+form+'.submit();');
321: }
322: </script>
323: ENDNEWSCRIPT
324: }
325: # -------------------------------------------------------------------- Body tag
326: $r->print('</head>'.
327: &Apache::loncommon::bodytag('Course Documents','',$events));
328: unless ($showdoc) {
329: # --------------------------------------------------------- Standard documents
330: if (($standard) && ($allowed) && (!$forcesupplement)) {
331: $r->print('<h2>Main Course Documents</h2>');
332: my $folder=$ENV{'form.folder'};
333: unless ($folder=~/^default/) { $folder='default'; }
334: &editor($r,$coursenum,$coursedom,$folder,$allowed);
335: my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
336: '.sequence';
337: $r->print(<<ENDFORM);
338: <table cellspacing=2><tr>
339: <th bgcolor="#DDDDDD">Upload a new main course document</th>
340: <th bgcolor="#DDDDDD">Import a published document</th>
341: <th bgcolor="#DDDDDD">Special documents</th>
342: </tr>
343: <tr><td bgcolor="#DDDDDD">
344: File:<br />
345: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
346: <input type="file" name="uploaddoc" size="50">
347: <br />
348: Title:<br />
349: <input type="text" size="50" name="comment">
350: <input type="hidden" name="folder" value="$folder">
351: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
352: <input type="hidden" name="cmd" value="upload_default">
353: <input type="submit" value="Upload Document">
354: </form>
355: </td>
356: <td bgcolor="#DDDDDD">
357: <form action="/adm/coursedocs" method="post" name="simpleedit">
358: <input type="hidden" name="folder" value="$folder">
359: <input type=hidden name="importdetail" value="">
360: <input type=button onClick=
361: "javascript:groupsearch()" value="Search">
362: <input type=button onClick=
363: "javascript:groupimport();" value="Import">
364: </form>
365: </td><td bgcolor="#DDDDDD">
366: <form action="/adm/coursedocs" method="post" name="newfolder">
367: <input type="hidden" name="folder" value="$folder">
368: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
369: <input type=hidden name="importdetail" value="">
370: <input name="newfolder" type="button"
371: onClick="javascript:makenewfolder(this.form,'$folderseq');"
372: value="New Folder" />
373: </form>
374: <form action="/adm/coursedocs" method="post" name="newext">
375: <input type="hidden" name="folder" value="$folder">
376: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
377: <input type=hidden name="importdetail" value="">
378: <input name="newext" type="button" onClick="javascript:makenewext('newext');"
379: value="External Resource" />
380: </form>
381: <form action="/adm/coursedocs" method="post" name="newsyl">
382: <input type="hidden" name="folder" value="$folder">
383: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
384: <input type=hidden name="importdetail"
385: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
386: <input name="newsyl" type="submit" value="Syllabus" />
387: </form>
388: <form action="/adm/coursedocs" method="post" name="newnav">
389: <input type="hidden" name="folder" value="$folder">
390: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
391: <input type=hidden name="importdetail"
392: value="Navigate Content=/adm/navmaps">
393: <input name="newnav" type="submit" value="Navigate Content" />
394: </form>
395: <form action="/adm/coursedocs" method="post" name="newsmppg">
396: <input type="hidden" name="folder" value="$folder">
397: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
398: <input type=hidden name="importdetail" value="">
399: <input name="newsmppg" type="button" value="Simple Page"
400: onClick="javascript:makesmppage();" />
401: </form>
402: <form action="/adm/coursedocs" method="post" name="newbul">
403: <input type="hidden" name="folder" value="$folder">
404: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
405: <input type=hidden name="importdetail" value="">
406: <input name="newbulletin" type="button" value="Bulletin Board"
407: onClick="javascript:makebulboard();" />
408: </form>
409: <form action="/adm/coursedocs" method="post" name="newaboutme">
410: <input type="hidden" name="folder" value="$folder">
411: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
412: <input type=hidden name="importdetail"
413: value="$plainname=/adm/$udom/$uname/aboutme">
414: <input name="newaboutme" type="submit" value="My Personal Info" />
415: </form>
416: </td></tr>
417: </table>
418: ENDFORM
419: $r->print('<hr />');
420: }
421: # ----------------------------------------------------- Supplemental documents
422: if (!$forcestandard) {
423: $r->print('<h2>Supplemental Course Documents</h2>');
424: my $folder=$ENV{'form.folder'};
425: unless ($folder=~/supplemental/) { $folder='supplemental'; }
426: &editor($r,$coursenum,$coursedom,$folder,$allowed);
427: if ($allowed) {
428: my $folderseq=
429: '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
430: '.sequence';
431:
432: $r->print(<<ENDSUPFORM);
433: <table cellspacing=2><tr>
434: <th bgcolor="#DDDDDD">Upload a new supplemental course document</th>
435: <th bgcolor="#DDDDDD">Import a published document</th>
436: <th bgcolor="#DDDDDD">Special documents</th>
437: </tr>
438: <tr><td bgcolor="#DDDDDD">
439: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
440: <input type="file" name="uploaddoc" size="50">
441: <br />Comment:<br />
442: <textarea cols=50 rows=4 name='comment'>
443: </textarea>
444: <input type="hidden" name="folder" value="$folder">
445: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
446: <input type="hidden" name="cmd" value="upload_supplemental">
447: <input type="submit" value="Upload Document">
448: </form>
449: </td>
450: <td bgcolor="#DDDDDD">
451: <form action="/adm/coursedocs" method="post" name="simpleedit">
452: <input type="hidden" name="folder" value="$folder">
453: <input type=hidden name="importdetail" value="">
454: <input type=button onClick=
455: "javascript:groupsearch()" value="Search">
456: <input type=button onClick=
457: "javascript:groupimport();" value="Import">
458: </form>
459: </td><td bgcolor="#DDDDDD">
460: <form action="/adm/coursedocs" method="post" name="supnewfolder">
461: <input type="hidden" name="folder" value="$folder">
462: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
463: <input type=hidden name="importdetail" value="">
464: <input name="newfolder" type="button"
465: onClick="javascript:makenewfolder(this.form,'$folderseq');"
466: value="New Folder" />
467: </form>
468: <form action="/adm/coursedocs" method="post" name="supnewext">
469: <input type="hidden" name="folder" value="$folder">
470: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
471: <input type=hidden name="importdetail" value="">
472: <input name="newext" type="button"
473: onClick="javascript:makenewext('supnewext');"
474: value="External Resource" />
475: </form>
476: <form action="/adm/coursedocs" method="post" name="supnewsyl">
477: <input type="hidden" name="folder" value="$folder">
478: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
479: <input type=hidden name="importdetail"
480: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
481: <input name="newsyl" type="submit" value="Syllabus" />
482: </form>
483: <form action="/adm/coursedocs" method="post" name="subnewaboutme">
484: <input type="hidden" name="folder" value="$folder">
485: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
486: <input type=hidden name="importdetail"
487: value="$plainname=/adm/$udom/$uname/aboutme">
488: <input name="newaboutme" type="submit" value="My Personal Info" />
489: </form>
490: </td></tr>
491: </table>
492: ENDSUPFORM
493: }
494: }
495: if ($allowed) {
496: $r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
497: }
498: } else {
499: # -------------------------------------------------------- This is showdoc mode
500: $r->print("<h1>Uploaded Document</h1><p>It is recommended that you use an up-to-date virus scanner before handling this file.</p><p><table>".
501: &entryline(0,"Click to download or use your browser's Save Link function",$showdoc).'</table></p>');
502: }
503: $r->print('</body></html>');
504: return OK;
505: }
506:
507: 1;
508: __END__
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>