Annotation of loncom/interface/londocs.pm, revision 1.19
1.1 www 1: # The LearningOnline Network
1.2 www 2: # Documents
1.1 www 3: #
1.19 ! www 4: # $Id: londocs.pm,v 1.18 2002/09/04 19:24:46 www Exp $
1.1 www 5: #
1.3 www 6: # Copyright Michigan State University Board of Trustees
1.1 www 7: #
1.3 www 8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
1.1 www 9: #
1.3 www 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.
1.1 www 14: #
1.3 www 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:
1.2 www 29: package Apache::londocs;
1.1 www 30:
31: use strict;
32: use Apache::Constants qw(:common);
1.4 www 33: use Apache::lonnet;
34: use Apache::loncommon;
1.7 www 35: use Apache::lonratedt;
36: use Apache::lonratsrv;
1.15 www 37: use Apache::lonxml;
1.7 www 38:
1.8 www 39: my $iconpath;
1.7 www 40:
41: # Mapread read maps into lonratedt::global arrays
1.10 www 42: # @order and @resources, determines status
1.7 www 43: # sets @order - pointer to resources in right order
44: # sets @resources - array with the resources with correct idx
45: #
46:
47: sub mapread {
48: my ($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.'/'.
1.15 www 58: $map,1);
1.7 www 59: }
60:
61: sub editor {
62: my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
1.17 www 63: if ($ENV{'form.foldername'}) {
64: $r->print('<h3>Folder: '.$ENV{'form.foldername'}.'</h3>');
65: }
1.10 www 66: my $errtext='';
67: my $fatal=0;
68: ($errtext,$fatal)=
1.7 www 69: &mapread($coursenum,$coursedom,$folder.'.sequence');
1.17 www 70: if ($#Apache::lonratedt::order<1) {
71: $Apache::lonratedt::order[0]=1;
72: $Apache::lonratedt::resources[1]='';
73: }
1.7 www 74: if ($fatal) {
75: $r->print('<p><font color="red">'.$errtext.'</font></p>');
76: } else {
77: # ------------------------------------------------------------ Process commands
1.16 www 78: # ---------------- if they are for this folder and user allowed to make changes
79: if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
1.10 www 80: # upload a file, if present
81: if (($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: $comment=~s/\:/\:/g;
1.17 www 94: if ($folder=~/^supplemental/) {
95: $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
96: $ENV{'user.domain'}.'___&&&___'.$comment;
97: }
1.10 www 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: }
1.8 www 106: if ($ENV{'form.cmd'}) {
1.10 www 107: my ($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');
1.8 www 127: }
1.11 www 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: }
1.16 www 150: }
151: # ---------------------------------------------------------------- End commands
1.7 www 152: # ---------------------------------------------------------------- Print screen
1.10 www 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: $r->print('</table>');
1.7 www 163: }
164: }
1.1 www 165:
1.8 www 166: # --------------------------------------------------------------- An entry line
167:
168: sub entryline {
169: my ($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_$index'>Remove</td>
181: END
182: }
1.16 www 183: # Figure out what kind of a resource this is
184: my ($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;
1.10 www 189: }
1.17 www 190: my $isfolder=0;
1.16 www 191: if ($uploaded) {
192: if ($extension eq 'sequence') {
193: $icon='folder_closed';
194: $url=~/\/(\w+)\.sequence/;
195: $url='/adm/coursedocs?folder='.$1;
1.17 www 196: $isfolder=1;
1.16 www 197: } else {
198: $url=&Apache::lonnet::tokenwrapper($url);
199: }
200: }
1.18 www 201: $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
1.8 www 202: # Title
203: $title=&Apache::lonnet::unescape($title);
1.17 www 204: my $foldertitle=$title;
1.8 www 205: if ($title=~
206: /^(\d+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(.*)$/
1.17 www 207: ) {
208: $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
209: $title='<i>'.localtime($1).'</i> '.
210: &Apache::loncommon::plainname($2,$3).': <br>'.
211: $foldertitle;
1.8 www 212: }
1.17 www 213: if ($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>";
1.8 www 217: return $line;
218: }
219:
220: # ================================================================ Main Handler
1.1 www 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:
1.7 www 227: # is this a standard course?
228:
229: my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
1.15 www 230: my $forcestandard;
231: my $forcesupplement;
232: my $script='';
233: my $allowed;
234: my $events='';
1.19 ! www 235: my $showdoc=0;
1.15 www 236: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.17 www 237: ['folder','foldername','showdoc']);
1.15 www 238: unless ($ENV{'form.showdoc'}) { # got called from remote
239: $forcestandard=($ENV{'form.folder'}=~/^default_/);
240: $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
1.7 www 241:
1.4 www 242: # does this user have privileges to post, etc?
1.15 www 243: $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
244: if ($allowed) {
245: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
246: $script=&Apache::lonratedt::editscript('simple');
247: }
248: } else { # got called in sequence from course
249: $allowed=0;
1.19 ! www 250: $showdoc=1;
1.18 www 251: $script=&Apache::lonxml::registerurl(1,undef);
1.15 www 252: $events='onLoad="'.&Apache::lonxml::loadevents.
253: '" onUnload="'.&Apache::lonxml::unloadevents.'"';
1.3 www 254: }
1.4 www 255:
256: # get course data
257: my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
258: my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
259:
1.14 www 260: # get personal data
261:
262: my $uname=$ENV{'user.name'};
263: my $udom=$ENV{'user.domain'};
264: my $plainname=&Apache::lonnet::escape(
265: &Apache::loncommon::plainname($uname,$udom));
266:
1.8 www 267: # graphics settings
1.4 www 268:
1.8 www 269: $iconpath = $r->dir_config('lonIconsURL') . "/";
270:
1.4 www 271: # print screen
1.1 www 272: $r->print(<<ENDDOCUMENT);
273: <html>
274: <head>
275: <title>The LearningOnline Network with CAPA</title>
1.16 www 276: <script>
277: $script
1.19 ! www 278: </head>
! 279: ENDDOCUMENT
! 280: if ($allowed) {
! 281: $r->print(<<ENDNEWSCRIPT);
1.16 www 282:
283: function makenewfolder(targetform,folderseq) {
284: var foldername=prompt('Name of New Folder','New Folder');
285: if (foldername) {
286: targetform.importdetail.value=foldername+"="+folderseq;
287: targetform.submit();
288: }
289: }
290:
1.18 www 291: function makenewext(targetname) {
292: this.document.forms.extimport.useform.value=targetname;
293: window.open('/adm/rat/extpickframe.html');
294: }
295:
296: function finishpick() {
297: var title=this.document.forms.extimport.title.value;
298: var url=this.document.forms.extimport.url.value;
299: var form=this.document.forms.extimport.useform.value;
300: eval
301: ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
302: '";this.document.forms.'+form+'.submit();');
1.16 www 303: }
304: </script>
1.19 ! www 305: ENDNEWSCRIPT
! 306: }
! 307: # -------------------------------------------------------------------- Body tag
! 308: $r->print(&Apache::loncommon::bodytag('Course Documents','',$events));
! 309: unless ($showdoc) {
1.17 www 310: # --------------------------------------------------------- Standard documents
1.7 www 311: if (($standard) && ($allowed) && (!$forcesupplement)) {
312: $r->print('<h2>Main Course Documents</h2>');
313: my $folder=$ENV{'form.folder'};
1.10 www 314: unless ($folder=~/^default/) { $folder='default'; }
1.7 www 315: &editor($r,$coursenum,$coursedom,$folder,$allowed);
1.16 www 316: my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
317: '.sequence';
1.8 www 318: $r->print(<<ENDFORM);
1.16 www 319: <table cellspacing=2><tr>
320: <th bgcolor="#DDDDDD">Upload a new main course document</th>
321: <th bgcolor="#DDDDDD">Import a published document</th>
322: <th bgcolor="#DDDDDD">Special documents</th>
1.11 www 323: </tr>
1.16 www 324: <tr><td bgcolor="#DDDDDD">
1.11 www 325: File:<br />
1.10 www 326: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
1.8 www 327: <input type="file" name="uploaddoc" size="50">
328: <br />
1.11 www 329: Title:<br />
330: <input type="text" size="50" name="comment">
1.8 www 331: <input type="hidden" name="folder" value="$folder">
1.17 www 332: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.10 www 333: <input type="hidden" name="cmd" value="upload_default">
1.8 www 334: <input type="submit" value="Upload Document">
335: </form>
1.11 www 336: </td>
1.16 www 337: <td bgcolor="#DDDDDD">
1.11 www 338: <form action="/adm/coursedocs" method="post" name="simpleedit">
1.16 www 339: <input type="hidden" name="folder" value="$folder">
1.11 www 340: <input type=hidden name="importdetail" value="">
341: <input type=button onClick=
1.16 www 342: "javascript:groupsearch()" value="Search">
1.11 www 343: <input type=button onClick=
1.16 www 344: "javascript:groupimport();" value="Import">
1.11 www 345: </form>
1.16 www 346: </td><td bgcolor="#DDDDDD">
1.11 www 347: <form action="/adm/coursedocs" method="post" name="newfolder">
1.16 www 348: <input type="hidden" name="folder" value="$folder">
1.17 www 349: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.13 www 350: <input type=hidden name="importdetail" value="">
1.16 www 351: <input name="newfolder" type="button"
352: onClick="javascript:makenewfolder(this.form,'$folderseq');"
1.11 www 353: value="New Folder" />
354: </form>
355: <form action="/adm/coursedocs" method="post" name="newext">
1.16 www 356: <input type="hidden" name="folder" value="$folder">
1.17 www 357: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.13 www 358: <input type=hidden name="importdetail" value="">
1.18 www 359: <input name="newext" type="button" onClick="javascript:makenewext('newext');"
1.11 www 360: value="External Resource" />
361: </form>
362: <form action="/adm/coursedocs" method="post" name="newsyl">
1.16 www 363: <input type="hidden" name="folder" value="$folder">
1.17 www 364: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.14 www 365: <input type=hidden name="importdetail"
366: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
367: <input name="newsyl" type="submit" value="Syllabus" />
1.15 www 368: </form>
1.17 www 369: <form action="/adm/coursedocs" method="post" name="newnav">
1.15 www 370: <input type=hidden name="importdetail"
371: value="Navigate Content=/adm/navmaps">
372: <input name="newsyl" type="submit" value="Navigate Content" />
1.12 www 373: </form>
374: <form action="/adm/coursedocs" method="post" name="newaboutme">
1.16 www 375: <input type="hidden" name="folder" value="$folder">
1.17 www 376: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.14 www 377: <input type=hidden name="importdetail"
378: value="$plainname=/adm/$udom/$uname/aboutme">
1.16 www 379: <input name="newaboutme" type="submit" value="My Personal Info" />
1.11 www 380: </form>
381: </td></tr>
382: </table>
1.8 www 383: ENDFORM
1.7 www 384: $r->print('<hr />');
385: }
386: # ----------------------------------------------------- Supplemental documents
387: if (!$forcestandard) {
388: $r->print('<h2>Supplemental Course Documents</h2>');
389: my $folder=$ENV{'form.folder'};
1.10 www 390: unless ($folder=~/supplemental/) { $folder='supplemental'; }
1.7 www 391: &editor($r,$coursenum,$coursedom,$folder,$allowed);
1.8 www 392: if ($allowed) {
1.17 www 393: my $folderseq=
394: '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
395: '.sequence';
396:
1.8 www 397: $r->print(<<ENDSUPFORM);
1.17 www 398: <table cellspacing=2><tr>
399: <th bgcolor="#DDDDDD">Upload a new supplemental course document</th>
400: <th bgcolor="#DDDDDD">Import a published document</th>
401: <th bgcolor="#DDDDDD">Special documents</th>
402: </tr>
403: <tr><td bgcolor="#DDDDDD">
1.10 www 404: <form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
1.4 www 405: <input type="file" name="uploaddoc" size="50">
406: <br />Comment:<br />
407: <textarea cols=50 rows=4 name='comment'>
408: </textarea>
1.8 www 409: <input type="hidden" name="folder" value="$folder">
1.17 www 410: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
1.10 www 411: <input type="hidden" name="cmd" value="upload_supplemental">
1.3 www 412: <input type="submit" value="Upload Document">
413: </form>
1.17 www 414: </td>
415: <td bgcolor="#DDDDDD">
416: <form action="/adm/coursedocs" method="post" name="simpleedit">
417: <input type="hidden" name="folder" value="$folder">
418: <input type=hidden name="importdetail" value="">
419: <input type=button onClick=
420: "javascript:groupsearch()" value="Search">
421: <input type=button onClick=
422: "javascript:groupimport();" value="Import">
423: </form>
424: </td><td bgcolor="#DDDDDD">
1.18 www 425: <form action="/adm/coursedocs" method="post" name="supnewfolder">
1.17 www 426: <input type="hidden" name="folder" value="$folder">
427: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
428: <input type=hidden name="importdetail" value="">
429: <input name="newfolder" type="button"
430: onClick="javascript:makenewfolder(this.form,'$folderseq');"
431: value="New Folder" />
432: </form>
1.18 www 433: <form action="/adm/coursedocs" method="post" name="supnewext">
1.17 www 434: <input type="hidden" name="folder" value="$folder">
435: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
436: <input type=hidden name="importdetail" value="">
1.18 www 437: <input name="newext" type="button"
438: onClick="javascript:makenewext('supnewext');"
1.17 www 439: value="External Resource" />
440: </form>
1.18 www 441: <form action="/adm/coursedocs" method="post" name="supnewsyl">
1.17 www 442: <input type="hidden" name="folder" value="$folder">
443: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
444: <input type=hidden name="importdetail"
445: value="Syllabus=/public/$coursedom/$coursenum/syllabus">
446: <input name="newsyl" type="submit" value="Syllabus" />
447: </form>
1.18 www 448: <form action="/adm/coursedocs" method="post" name="subnewaboutme">
1.17 www 449: <input type="hidden" name="folder" value="$folder">
450: <input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
451: <input type=hidden name="importdetail"
452: value="$plainname=/adm/$udom/$uname/aboutme">
453: <input name="newaboutme" type="submit" value="My Personal Info" />
454: </form>
455: </td></tr>
456: </table>
1.8 www 457: ENDSUPFORM
458: }
1.7 www 459: }
1.18 www 460: if ($allowed) {
461: $r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
462: }
1.19 ! www 463: } else {
! 464: # -------------------------------------------------------- This is showdoc mode
! 465: $r->print("<h1>Uploaded Document</h1><p>It is recommended that you use an up-to-date virus scanner before handling this file.</p><p><table>".
! 466: &entryline(0,"Click to download or use your browser's Save Link function",$ENV{'form.showdoc'}).'</table></p>');
! 467: }
! 468: $r->print('</body></html>');
! 469: return OK;
1.1 www 470: }
471:
472: 1;
473: __END__
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