1: # Copyright Michigan State University Board of Trustees
2: #
3: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
4: #
5: # LON-CAPA is free software; you can redistribute it and/or modify
6: # it under the terms of the GNU General Public License as published by
7: # the Free Software Foundation; either version 2 of the License, or
8: # (at your option) any later version.
9: #
10: # LON-CAPA is distributed in the hope that it will be useful,
11: # but WITHOUT ANY WARRANTY; without even the implied warranty of
12: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13: # GNU General Public License for more details.
14: #
15: # You should have received a copy of the GNU General Public License
16: # along with LON-CAPA; if not, write to the Free Software
17: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18: #
19: # /home/httpd/html/adm/gpl.txt
20: #
21: # http://www.lon-capa.org/
22: #
23:
24: package Apache::portfolio;
25: use strict;
26: use Apache::Constants qw(:common :http);
27: use Apache::loncommon;
28: use Apache::lonnet;
29: use Apache::lontexconvert;
30: use Apache::lonfeedback;
31: use Apache::lonlocal;
32:
33: # receives a file name and path stub from username/userfiles/portfolio/
34: # returns an anchor tag consisting encoding filename and currentpath
35: sub make_anchor {
36: my ($filename, $current_path) = @_;
37: my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'¤tpath='.$current_path.'">'.$filename.'</a>';
38: return $anchor;
39: }
40: my $dirptr=16384;
41: sub display_directory {
42: my ($r,$current_path,$is_empty,$dir_list)=@_;
43: my $iconpath= $r->dir_config('lonIconsURL') . "/";
44: $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
45: $r->print('<td bgcolor="#ccddaa" align="center">');
46: my $displayOut = '<form method="post" enctype="multipart/form-data">';
47: $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
48: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
49: '<input type="submit" name="storeupl" value="Upload" />'.
50: '</form>';
51: $r->print($displayOut);
52: $r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
53: $displayOut = '<form method="post">';
54: $displayOut .= '<input name="newdir" type="input" />'.
55: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
56: '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
57: '</form>';
58: $r->print($displayOut);
59: $r->print('</td></tr></table>');
60: my @tree = split (/\//,$current_path);
61: $r->print('<font size="+2">'.&make_anchor('portfolio','/').'/');
62: if (@tree > 1){
63: my $newCurrentPath = '';
64: for (my $i = 1; $i< @tree; $i++){
65: $newCurrentPath .= $tree[$i].'/';
66: $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath).'/');
67: }
68: }
69: $r->print('</font>');
70: &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
71: #Fixme -- remove from recent those paths that are deleted
72: $r->print('<br /><form method=post action="/adm/portfolio">'.
73: &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
74: 'this.form.submit();'));
75: $r->print("</form>");
76: if ($is_empty && ($current_path ne '/')) {
77: $displayOut = '<form method="post" action="/adm/portfolio">'.
78: '<input type="hidden" name="action" value="deletedir" />'.
79: '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
80: '<input type="hidden" name="selectfile" value="" />'.
81: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
82: '</form>';
83:
84: $r->print($displayOut);
85: return;
86: }
87: $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
88: '<tr><th>Actions</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
89: my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
90: foreach my $line (sort
91: {
92: my ($afile)=split('&',$a,2);
93: my ($bfile)=split('&',$b,2);
94: return (lc($afile) cmp lc($bfile));
95: } (@$dir_list)) {
96: #$strip holds directory/file name
97: #$dom
98: my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
99: if (($filename ne '.') && ($filename ne '..')) {
100: if ($dirptr&$testdir) {
101: $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
102: $r->print('<td>Go to ...</td>');
103: $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/').'</td>');
104: $r->print('</tr>');
105: } else {
106: $r->print('<tr bgcolor="#CCCCFF">');
107: $r->print('<td>
108: <form method="post" action="/adm/portfolio">
109: <select name="action">
110: <option value=""></option>
111: <option value="delete">'.&mt("Delete").'</option>
112: <option value="rename">'.&mt("Rename").'</option>
113: </select>
114: <input type="submit" name="doit" value="Go" />
115: <input type="hidden" name="selectfile" value="'.$filename.'" />
116: <input type="hidden" name="currentpath" value="'.$current_path.'" />
117: </form>
118: </td>');
119: $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
120: $r->print('<td><a href="'.$href_location.$filename.'">'.
121: $filename.'</a></td>');
122: $r->print('<td>'.$size.'</td>');
123: $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
124: $r->print('</tr>');
125: }
126: }
127: }
128: # <tr bgcolor="#FFAA99"> pink bg
129: # <tr bgcolor="#CCCCFF"> blue bg
130: # $r->print(&display_directory($current_path, $currentFile, @dir_list));
131: # $r->print('</td>><td>');
132: # $r->print(&display_actions($current_path, $currentFile, $isEmpty));
133: $r->print('</table></form>');
134: }
135: sub display_file_select {
136: my ($r,$current_path,$is_empty,$dir_list)=@_;
137: my $iconpath= $r->dir_config('lonIconsURL') . "/";
138: $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
139: $r->print('<td bgcolor="#ccddaa" align="center">');
140: my $displayOut = '<form method="post" enctype="multipart/form-data">';
141: $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
142: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
143: '<input type="submit" name="storeupl" value="Upload" />'.
144: '</form>';
145: $r->print($displayOut);
146: $r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
147: $displayOut = '<form method="post">';
148: $displayOut .= '<input name="newdir" type="input" />'.
149: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
150: '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
151: '</form>';
152: $r->print($displayOut);
153: $r->print('</td></tr></table>');
154: my @tree = split (/\//,$current_path);
155: $r->print('<font size="+2">'.&make_anchor('portfolio','/').'/');
156: if (@tree > 1){
157: my $newCurrentPath = '';
158: for (my $i = 1; $i< @tree; $i++){
159: $newCurrentPath .= $tree[$i].'/';
160: $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath).'/');
161: }
162: }
163: $r->print('</font>');
164: &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
165: #Fixme -- remove from recent those paths that are deleted
166: $r->print('<br /><form method=post action="/adm/portfolio">'.
167: &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
168: 'this.form.submit();'));
169: $r->print("</form>");
170: if ($is_empty && ($current_path ne '/')) {
171: $displayOut = '<form method="post" action="/adm/portfolio">'.
172: '<input type="hidden" name="action" value="deletedir" />'.
173: '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
174: '<input type="hidden" name="selectfile" value="" />'.
175: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
176: '</form>';
177:
178: $r->print($displayOut);
179: return;
180: }
181: $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
182: '<tr><th>Select</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
183: my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
184: $r->print('<form method="post" action="/adm/portfolio">');
185: foreach my $line (sort
186: {
187: my ($afile)=split('&',$a,2);
188: my ($bfile)=split('&',$b,2);
189: return (lc($afile) cmp lc($bfile));
190: } (@$dir_list)) {
191: #$strip holds directory/file name
192: #$dom
193: my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
194: if (($filename ne '.') && ($filename ne '..')) {
195: if ($dirptr&$testdir) {
196: $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
197: $r->print('<td>Go to ...</td>');
198: $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/').'</td>');
199: $r->print('</tr>');
200: } else {
201: $r->print('<tr bgcolor="#CCCCFF">');
202: $r->print('<td>
203: <input type="checkbox" name="selectedfile" value="'.$filename.'" >
204: </td>');
205: $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
206: $r->print('<td><a href="'.$href_location.$filename.'">'.
207: $filename.'</a></td>');
208: $r->print('<td>'.$size.'</td>');
209: $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
210: $r->print('</tr>');
211: }
212: }
213: }
214: $r->print('<input type="submit" name="doit" value="Go" />
215:
216: <input type="hidden" name="currentpath" value="'.$current_path.'" />');
217:
218: # <tr bgcolor="#FFAA99"> pink bg
219: # <tr bgcolor="#CCCCFF"> blue bg
220: # $r->print(&display_directory($current_path, $currentFile, @dir_list));
221: # $r->print('</td>><td>');
222: # $r->print(&display_actions($current_path, $currentFile, $isEmpty));
223: $r->print('</table></form>');
224: }
225:
226: sub open_form {
227: my ($r)=@_;
228: $r->print('<form method="post" action="/adm/portfolio">');
229: $r->print('<input type="hidden" name="action" value="'.
230: $ENV{'form.action'}.'" />');
231: $r->print('<input type="hidden" name="confirmed" value="1" />');
232: $r->print('<input type="hidden" name="selectfile" value="'.
233: $ENV{'form.selectfile'}.'" />');
234: $r->print('<input type="hidden" name="currentpath" value="'.
235: $ENV{'form.currentpath'}.'" />');
236: }
237:
238: sub close_form {
239: my ($r)=@_;
240: $r->print('<p><input type="submit" value="'.&mt('Continue').
241: '" /></p></form>');
242: $r->print('<form action="/adm/portfolio" method="POST">
243: <p>
244: <input type="hidden" name="currentpath" value="'.
245: $ENV{'form.currentpath'}.'" />
246: <input type="submit" value="'.&mt('Cancel').'" />
247: </p></form>');
248:
249: }
250:
251: sub display_file {
252: my ($path,$filename)=@_;
253: if (!defined($path)) { $path=$ENV{'form.currentpath'}; }
254: if (!defined($filename)) { $filename=$ENV{'form.selectfile'}; }
255: return '<tt>'.$path.$filename.'</tt>';
256: }
257:
258: sub done {
259: return ('<h3><a href="/adm/portfolio?currentpath='.
260: $ENV{'form.currentpath'}.'">'.&mt('Done').'</a></h3>');
261: }
262:
263: sub delete {
264: my ($r)=@_;
265: &open_form($r);
266: $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
267: &close_form($r);
268: }
269:
270: sub delete_confirmed {
271: my ($r)=@_;
272: my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
273: $ENV{'user.domain'},'portfolio'.
274: $ENV{'form.currentpath'}.
275: $ENV{'form.selectfile'});
276: if ($result ne 'ok') {
277: $r->print('<font color="red"> An error occured ('.$result.
278: ') while trying to delete '.&display_file().'</font><br />');
279: }
280: $r->print(&done());
281: }
282:
283: sub delete_dir {
284: my ($r)=@_;
285: &open_form($r);
286: $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
287: &close_form($r);
288: }
289:
290: sub delete_dir_confirmed {
291: my ($r)=@_;
292: my $directory_name = $ENV{'form.currentpath'};
293: $directory_name =~ m/\/$/;
294: $directory_name = $`;
295: my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
296: $ENV{'user.domain'},'portfolio'.
297: $directory_name);
298:
299: if ($result ne 'ok') {
300: $r->print('<font color="red"> An error occured (dir) ('.$result.
301: ') while trying to delete '.$directory_name.'</font><br />');
302: } else {
303: # now remove from recent
304: # $r->print('<br /> removing '.$directory_name.'<br /');
305: &Apache::lonhtmlcommon::remove_recent('portfolio',[$directory_name.'/']);
306: my @dirs = split m!/!, $directory_name;
307:
308: # $directory_name =~ m/^(\/*\/)(\/*.)$/;
309: $directory_name='/';
310: for (my $i=1; $i < (@dirs - 1); $i ++){
311: $directory_name .= $dirs[$i].'/';
312: }
313: $ENV{'form.currentpath'} = $directory_name;
314: }
315: $r->print(&done());
316: }
317:
318: sub rename {
319: my ($r)=@_;
320: &open_form($r);
321: $r->print('<p>'.&mt('Rename').' '.&display_file().' to
322: <input name="filenewname" type="input" size="50" />?</p>');
323: &close_form($r);
324: }
325:
326: sub rename_confirmed {
327: my ($r)=@_;
328: my $filenewname=&Apache::lonnet::clean_filename($ENV{'form.filenewname'});
329: if ($filenewname eq '') {
330: $r->print('<font color="red">'.
331: &mt("Error: no valid filename was provided to rename to.").
332: '</font><br />');
333: $r->print(&done());
334: return;
335: }
336: my $result=
337: &Apache::lonnet::renameuserfile($ENV{'user.name'},$ENV{'user.domain'},
338: 'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.selectfile'},
339: 'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.filenewname'});
340: if ($result ne 'ok') {
341: $r->print('<font color="red"> An errror occured ('.$result.
342: ') while trying to rename '.&display_file().' to '.
343: &display_file(undef,$filenewname).'</font><br />');
344: }
345: $r->print(&done());
346: }
347: sub select_files {
348: my ($r)=@_;
349: $r->print("<h1>Select portfolio files</h1>
350: Check as many as you wish in response to the essay problem.<br />");
351: my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
352: $ENV{'user.name'}).
353: '/userfiles/portfolio';
354: my $current_path='/';
355: if ($ENV{'form.currentpath'}) {
356: $current_path = $ENV{'form.currentpath'};
357: }
358: my @dir_list=&Apache::lonnet::dirlist($current_path,
359: $ENV{'user.domain'},
360: $ENV{'user.name'},$portfolio_root);
361: if ($dir_list[0] eq 'no_such_dir'){
362: # two main reasons for this:
363: # 1) never been here, so directory structure not created
364: # 2) back-button navigation after deleting a directory
365: if ($current_path eq '/'){
366: &Apache::lonnet::mkdiruserfile($ENV{'user.name'},
367: $ENV{'user.domain'},'portfolio');
368: } else {
369: # some directory that snuck in get rid of the directory
370: # from the recent pulldown, just in case
371: &Apache::lonhtmlcommon::remove_recent('portfolio',
372: [$current_path]);
373: $current_path = '/'; # force it back to the root
374: }
375: # now grab the directory list again, for the first time
376: @dir_list=&Apache::lonnet::dirlist($current_path,
377: $ENV{'user.domain'},
378: $ENV{'user.name'},$portfolio_root);
379: }
380: # need to know if directory is empty so it can be removed if desired
381: my $is_empty=(@dir_list == 2);
382: &display_file_select($r,$current_path,$is_empty,\@dir_list);
383: $r->print("</body>\n</html>\n");
384: return OK;
385: }
386: sub upload {
387: my ($r)=@_;
388: my $fname=$ENV{'form.uploaddoc.filename'};
389: my $filesize = (length($ENV{'form.uploaddoc'})) / 1000; #express in k (1024?)
390: my $disk_quota = 20000; # expressed in k
391: $fname=&Apache::lonnet::clean_filename($fname);
392: my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
393: $ENV{'user.name'}).
394: '/userfiles/portfolio';
395: # Fixme --- Move the checking for existing file to LOND error return
396: my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
397: $ENV{'user.domain'},
398: $ENV{'user.name'},$portfolio_root);
399: my $found_file = 0;
400: foreach my $line (@dir_list) {
401: my ($filename)=split(/\&/,$line,2);
402: if ($filename eq $fname){
403: $found_file = 1;
404: }
405: }
406: my $current_disk_usage = &Apache::lonnet::diskusage($ENV{'user.domain'}, $ENV{'user.name'},$portfolio_root);
407: if (($current_disk_usage + $filesize) > $disk_quota){
408: $r->print('<font color="red">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes</strong>. Disk quota will be exceeded.'.
409: '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
410: }
411: elsif ($found_file){
412: $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>'.$ENV{'form.currentpath'}.'</strong></font>'.
413: '<br />To upload, rename or delete existing '.$fname.' in '.$ENV{'form.currentpath'});
414: } else {
415: my $result=&Apache::lonnet::userfileupload('uploaddoc','',
416: 'portfolio'.$ENV{'form.currentpath'});
417: if ($result !~ m|^/uploaded/|) {
418: $r->print('<font color="red"> An errror occured ('.$result.
419: ') while trying to upload '.&display_file().'</font><br />');
420: }
421: }
422: $r->print(&done());
423: }
424:
425: sub createdir {
426: my ($r)=@_;
427: my $newdir=&Apache::lonnet::clean_filename($ENV{'form.newdir'});
428: if ($newdir eq '') {
429: $r->print('<font color="red">'.
430: &mt("Error: no directory name was provided.").
431: '</font><br />');
432: $r->print(&done());
433: return;
434: }
435: my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
436: $ENV{'user.name'}).
437: '/userfiles/portfolio';
438: my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
439: $ENV{'user.domain'},
440: $ENV{'user.name'},$portfolio_root);
441: my $found_file = 0;
442: foreach my $line (@dir_list) {
443: my ($filename)=split(/\&/,$line,2);
444: if ($filename eq $newdir){
445: $found_file = 1;
446: }
447: }
448: if ($found_file){
449: $r->print('<font color="red"> Unable to create a directory named <strong>'.$newdir.
450: ' </strong>a file or directory by that name already exists.</font><br />');
451: } else {
452: my $result=&Apache::lonnet::mkdiruserfile($ENV{'user.name'},
453: $ENV{'user.domain'},'portfolio'.$ENV{'form.currentpath'}.$newdir);
454: if ($result ne 'ok') {
455: $r->print('<font color="red"> An errror occured ('.$result.
456: ') while trying to create a new directory '.&display_file().'</font><br />');
457: }
458: }
459: $r->print(&done());
460: }
461:
462: sub handler {
463: # this handles file management
464: my $r = shift;
465: my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
466: $ENV{'user.name'}).
467: '/userfiles/portfolio';
468: &Apache::loncommon::no_cache($r);
469: &Apache::loncommon::content_type($r,'text/html');
470: $r->send_http_header;
471: # Give the LON-CAPA page header
472: $r->print('<html><head><title>'.
473: &mt('Portfolio Manager').
474: "</title></head>\n".
475: &Apache::loncommon::bodytag('Portfolio Manager'));
476: $r->rflush();
477: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
478: ['selectfile','currentpath',
479: 'currentfile','action']);
480: if (($ENV{'form.storeupl'} eq 'Upload') & (!$ENV{'form.uploaddoc.filename'})){
481: $r->print('<font color="red"> No file was selected to upload.'.
482: 'To upload a file, click <strong>Browse...</strong>'.
483: ', select a file, then click <strong>Upload</strong>,</font>');
484: }
485: if ($ENV{'form.uploaddoc.filename'}) {
486: &upload($r);
487: } elsif ($ENV{'form.action'} eq 'selectfile') {
488: &select_files($r);
489: } elsif ($ENV{'form.action'} eq 'delete' && $ENV{'form.confirmed'}) {
490: &delete_confirmed($r);
491: } elsif ($ENV{'form.action'} eq 'delete') {
492: &delete($r);
493: } elsif ($ENV{'form.action'} eq 'deletedir' && $ENV{'form.confirmed'}) {
494: &delete_dir_confirmed($r);
495: } elsif ($ENV{'form.action'} eq 'deletedir'){
496: &delete_dir($r);
497: } elsif ($ENV{'form.action'} eq 'rename' && $ENV{'form.confirmed'}) {
498: &rename_confirmed($r);
499: } elsif ($ENV{'form.action'} eq 'rename') {
500: &rename($r);
501: } elsif ($ENV{'form.createdir'}) {
502: &createdir($r);
503: } else {
504: my $current_path='/';
505: if ($ENV{'form.currentpath'}) {
506: $current_path = $ENV{'form.currentpath'};
507: }
508: my @dir_list=&Apache::lonnet::dirlist($current_path,
509: $ENV{'user.domain'},
510: $ENV{'user.name'},$portfolio_root);
511: if ($dir_list[0] eq 'no_such_dir'){
512: # two main reasons for this:
513: # 1) never been here, so directory structure not created
514: # 2) back-button navigation after deleting a directory
515: if ($current_path eq '/'){
516: &Apache::lonnet::mkdiruserfile($ENV{'user.name'},
517: $ENV{'user.domain'},'portfolio');
518: } else {
519: # some directory that snuck in get rid of the directory
520: # from the recent pulldown, just in case
521: &Apache::lonhtmlcommon::remove_recent('portfolio',
522: [$current_path]);
523: $current_path = '/'; # force it back to the root
524: }
525: # now grab the directory list again, for the first time
526: @dir_list=&Apache::lonnet::dirlist($current_path,
527: $ENV{'user.domain'},
528: $ENV{'user.name'},$portfolio_root);
529: }
530: # need to know if directory is empty so it can be removed if desired
531: my $is_empty=(@dir_list == 2);
532: &display_directory($r,$current_path,$is_empty,\@dir_list);
533: $r->print("</body>\n</html>\n");
534: return OK;
535: }
536: }
537: 1;
538: __END__
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