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: use Apache::lonnet;
33:
34: # receives a file name and path stub from username/userfiles/portfolio/
35: # returns an anchor tag consisting encoding filename and currentpath
36: sub make_anchor {
37: my ($filename, $current_path, $current_mode, $field_name) = @_;
38: my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'¤tpath='.$current_path.'&mode='.$current_mode.'&fieldname='.$field_name.'">'.$filename.'</a>';
39: return $anchor;
40: }
41: my $dirptr=16384;
42: sub display_common {
43: my ($r,$current_path,$is_empty,$dir_list)=@_;
44: my $iconpath= $r->dir_config('lonIconsURL') . "/";
45: $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
46: $r->print('<td bgcolor="#ccddaa" align="center">');
47: my $displayOut = '<form method="post" enctype="multipart/form-data">';
48: $displayOut .= '<input name="uploaddoc" type="file" />'.
49: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
50: '<input type="hidden" name="action" value="'.$env{"form.action"}.'" />'.
51: '<input type="hidden" name="fieldname" value="'.$env{"form.fieldname"}.'" />'.
52: '<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />'.
53: '<input type="submit" name="storeupl" value="Upload" />'.
54: '</form>';
55: $r->print($displayOut);
56: $r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
57: $displayOut = '<form method="post">';
58: $displayOut .= '<input name="newdir" type="input" />'.
59: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
60: '<input type="hidden" name="action" value="'.$env{"form.action"}.'" />'.
61: '<input type="hidden" name="fieldname" value="'.$env{"form.fieldname"}.'" />'.
62: '<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />'.
63: '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
64: '</form>';
65: $r->print($displayOut);
66: $r->print('</td></tr></table>');
67: my @tree = split (/\//,$current_path);
68: $r->print('<font size="+2">'.&make_anchor('portfolio','/',$env{"form.mode"},$env{"form.fieldname"}).'/');
69: if (@tree > 1){
70: my $newCurrentPath = '';
71: for (my $i = 1; $i< @tree; $i++){
72: $newCurrentPath .= $tree[$i].'/';
73: $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath, $env{"form.mode"},$env{"form.fieldname"}).'/');
74: }
75: }
76: $r->print('</font>');
77: &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
78: $r->print('<br /><form method=post action="/adm/portfolio?mode='.$env{"form.mode"}.'&fieldname='.$env{"form.fieldname"}.'">'.
79: &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
80: 'this.form.submit();'));
81: $r->print("</form>");
82: }
83: sub display_directory {
84: my ($r,$current_path,$is_empty,$dir_list)=@_;
85: my $iconpath= $r->dir_config('lonIconsURL') . "/";
86: my $display_out;
87: my $select_mode;
88: my $checked_files;
89: my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash ($env{'user.domain'},$env{'user.name'});
90: if ($env{"form.mode"} eq 'selectfile'){
91: &select_files($r);
92: $checked_files =&Apache::lonnet::files_in_path($env{'user.name'},$env{'form.currentpath'});
93: $select_mode = 'true';
94: }
95: if ($is_empty && ($current_path ne '/')) {
96: $display_out = '<form method="post" action="/adm/portfolio">'.
97: '<input type="hidden" name="action" value="deletedir" />'.
98: '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
99: '<input type="hidden" name="selectfile" value="" />'.
100: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
101: '</form>';
102:
103: $r->print($display_out);
104: return;
105: }
106: if ($select_mode eq 'true') {
107: $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
108: '<tr><th>Select</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
109: $r->print('<form method="post" name="checkselect" action="/adm/portfolio">');
110: } else {
111: $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
112: '<tr><th colspan="2">Actions</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
113: $r->print('<form method="post" action="/adm/portfolio">');
114: }
115: my $href_location="/uploaded/$env{'user.domain'}/$env{'user.name'}/portfolio$current_path";
116: my $href_edit_location="/editupload/$env{'user.domain'}/$env{'user.name'}/portfolio$current_path";
117: foreach my $line (sort
118: {
119: my ($afile)=split('&',$a,2);
120: my ($bfile)=split('&',$b,2);
121: return (lc($afile) cmp lc($bfile));
122: } (@$dir_list)) {
123: #$strip holds directory/file name
124: #$dom
125: my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
126: $filename =~ s/\s+$//;
127: if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ )) {
128: if ($dirptr&$testdir) {
129: if ($select_mode eq 'true'){
130: $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
131: } else {
132: $r->print('<tr bgcolor="#FFAA99"><td colspan="2"><img src="'.$iconpath.'folder_closed.gif"></td>');
133: }
134: $r->print('<td>Go to ...</td>');
135: $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/',$env{'form.mode'},$env{"form.fieldname"}).'</td>');
136: $r->print('</tr>');
137: } else {
138: $r->print('<tr bgcolor="#CCCCFF">');
139: if ($select_mode eq 'true'){
140: $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'"');
141: if ($$checked_files{$filename} eq 'selected') {
142: $r->print("CHECKED");
143: }
144: $r->print('></td>');
145: } else {
146: if (exists $locked_files{$current_path.$filename}){
147: $r->print('<td colspan="2"><a href="portfolio?lockinfo='.$current_path.$filename.'">Locked</a></td>');
148: } else {
149: $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'" />
150: <a href="/adm/portfolio?rename='.$filename.'&currentpath='.$current_path.'">Rename</a></td>
151: <td><a href="'.$href_edit_location.$filename.'.meta">Meta</a>
152: </td>');
153: }
154: }
155: $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
156: $r->print('<td><a href="'.$href_location.$filename.'">'.
157: $filename.'</a></td>');
158: $r->print('<td>'.$size.'</td>');
159: $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
160: $r->print('</tr>');
161: }
162: }
163: }
164: if ($select_mode eq 'true') {
165: $r->print('</table>
166: <input type="hidden" name="continue" value="true">
167: <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'">
168: <input type="hidden" name="mode" value="selectfile">
169: <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
170: <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
171: <input type="hidden" name="currentpath" value="'.$current_path.'" />
172: </form>');
173: } else {
174: $r->print('</table>
175: <input type="submit" name="doit" value="Delete Checked Files" />
176: <input type="hidden" name="action" value="delete" />
177: <input type="hidden" name="currentpath" value="'.$current_path.'" />
178: </form>');
179: }
180: }
181:
182: sub open_form {
183: my ($r)=@_;
184: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
185: $r->print('<form method="post" action="/adm/portfolio">');
186: $r->print('<input type="hidden" name="action" value="'.
187: $env{'form.action'}.'" />');
188: $r->print('<input type="hidden" name="confirmed" value="1" />');
189: foreach (@files) {
190: $r->print('<input type="hidden" name="selectfile" value="'.
191: $_.'" />');
192: }
193: $r->print('<input type="hidden" name="currentpath" value="'.
194: $env{'form.currentpath'}.'" />');
195: }
196:
197: sub close_form {
198: my ($r)=@_;
199: $r->print('<p><input type="submit" value="'.&mt('Continue').
200: '" /></p></form>');
201: $r->print('<form action="/adm/portfolio" method="POST">
202: <p>
203: <input type="hidden" name="currentpath" value="'.
204: $env{'form.currentpath'}.'" />
205: <input type="submit" value="'.&mt('Cancel').'" />
206: </p></form>');
207:
208: }
209:
210: sub display_file {
211: my ($path,$filename)=@_;
212: my $display_file_text;
213: if (!defined($path)) { $path=$env{'form.currentpath'}; }
214: if (!defined($filename)) {
215: $filename=$env{'form.selectfile'};
216: $display_file_text = '<tt>'.$path.$filename.'</tt>';
217: } elsif (ref($filename) eq "ARRAY") {
218: foreach (@$filename) {
219: $display_file_text .= '<tt>'.$path.$_.'</tt><br />';
220: }
221: } elsif (ref($filename) eq "SCALAR") {
222: $display_file_text = '<tt>'.$path.$filename.'</tt>';
223: }
224: return $display_file_text;
225: }
226:
227: sub done {
228: my ($message)=@_;
229: unless (defined $message) {
230: $message='Done';
231: }
232: return ('<h3><a href="/adm/portfolio?currentpath='.
233: $env{'form.currentpath'}.
234: '&fieldname='.$env{'form.fieldname'}.
235: '&mode='.$env{'form.mode'}.
236: '">'.&mt($message).'</a></h3>');
237: }
238:
239: sub delete {
240: my ($r)=@_;
241: my @check;
242: my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
243: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
244:
245: if (&Apache::lonnet::is_locked($file_name,$env{'user.domain'},$env{'user.name'} ) eq 'true') {
246: $r->print ("The file is locked and cannot be deleted.<br />");
247: $r->print(&done('Back'));
248: } else {
249: if (scalar(@files)) {
250: &open_form($r);
251: $r->print('<p>'.&mt('Delete').' '.&display_file(undef,\@files).'?</p>');
252: &close_form($r);
253: } else {
254: $r->print("No file was checked to delete.<br />");
255: $r->print(&done());
256: }
257: }
258: }
259:
260: sub delete_confirmed {
261: my ($r)=@_;
262: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
263: my $result;
264: foreach my $delete_file (@files) {
265: $result=&Apache::lonnet::removeuserfile($env{'user.name'},
266: $env{'user.domain'},'portfolio'.
267: $env{'form.currentpath'}.
268: $delete_file);
269: if ($result ne 'ok') {
270: $r->print('<font color="red"> An error occured ('.$result.
271: ') while trying to delete '.&display_file(undef, $delete_file).'</font><br />');
272: }
273: }
274: $r->print(&done());
275: }
276:
277: sub delete_dir {
278: my ($r)=@_;
279: &open_form($r);
280: $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
281: &close_form($r);
282: }
283:
284: sub delete_dir_confirmed {
285: my ($r)=@_;
286: my $directory_name = $env{'form.currentpath'};
287: $directory_name =~ s|/$||; # remove any trailing slash
288: my $result=&Apache::lonnet::removeuserfile($env{'user.name'},
289: $env{'user.domain'},'portfolio'.
290: $directory_name);
291:
292: if ($result ne 'ok') {
293: $r->print('<font color="red"> An error occured (dir) ('.$result.
294: ') while trying to delete '.$directory_name.'</font><br />');
295: } else {
296: # now remove from recent
297: # $r->print('<br /> removing '.$directory_name.'<br /');
298: &Apache::lonhtmlcommon::remove_recent('portfolio',[$directory_name.'/']);
299: my @dirs = split m!/!, $directory_name;
300:
301: # $directory_name =~ m/^(\/*\/)(\/*.)$/;
302: $directory_name='/';
303: for (my $i=1; $i < (@dirs - 1); $i ++){
304: $directory_name .= $dirs[$i].'/';
305: }
306: $env{'form.currentpath'} = $directory_name;
307: }
308: $r->print(&done());
309: }
310:
311: sub rename {
312: my ($r)=@_;
313: my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
314: if (&Apache::lonnet::is_locked($file_name,$env{'user.domain'},$env{'user.name'}) eq 'true') {
315: $r->print ("The file is locked and cannot be renamed.<br />");
316: $r->print(&done());
317: } else {
318: &open_form($r);
319: $r->print('<p>'.&mt('Rename').' '.&display_file().' to
320: <input name="filenewname" type="input" size="50" />?</p>');
321: &close_form($r);
322: }
323: }
324:
325: sub rename_confirmed {
326: my ($r)=@_;
327: my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'});
328: if ($filenewname eq '') {
329: $r->print('<font color="red">'.
330: &mt("Error: no valid filename was provided to rename to.").
331: '</font><br />');
332: $r->print(&done());
333: return;
334: }
335: my $result=
336: &Apache::lonnet::renameuserfile($env{'user.name'},$env{'user.domain'},
337: 'portfolio'.$env{'form.currentpath'}.$env{'form.selectfile'},
338: 'portfolio'.$env{'form.currentpath'}.$filenewname);
339: if ($result ne 'ok') {
340: $r->print('<font color="red"> An errror occured ('.$result.
341: ') while trying to rename '.&display_file().' to '.
342: &display_file(undef,$filenewname).'</font><br />');
343: }
344: if ($filenewname ne $env{'form.filenewname'}) {
345: $r->print("The new file name was changed from:<br /><strong>".$env{'form.filenewname'}."</strong> to <strong>$filenewname </strong>");
346: }
347: $r->print(&done());
348: }
349: sub select_files {
350: my ($r)=@_;
351: if ($env{'form.continue'} eq 'true') {
352: # here we update the selections for the currentpath
353: # eventually, have to handle removing those not checked, but . . .
354: my @items=&Apache::loncommon::get_env_multiple('form.selectfile');
355: &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
356: } else {
357: if ($env{'form.currentpath'} eq '/') {
358: #empty the file for a fresh start
359: # &Apache::lonnet::clear_selected_files($env{'user.name'});
360: }
361: }
362: my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
363: my $java_files = join ",", @files;
364: if ($java_files) {
365: $java_files.=',';
366: }
367: my $javascript =(<<ENDSMP);
368: <script language='javascript'>
369: function finishSelect() {
370: ENDSMP
371: $javascript .= 'fileList = "'.$java_files.'";';
372: $javascript .= (<<ENDSMP);
373: for (i=0;i<document.forms.checkselect.length;i++) {
374: if (document.forms.checkselect[i].checked){
375: fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
376: }
377: }
378: opener.document.forms.lonhomework.
379: ENDSMP
380: $javascript .= $env{'form.fieldname'};
381: $javascript .= (<<ENDSMP);
382: .value=fileList;
383: self.close();
384: }
385: </script>
386: ENDSMP
387: $r->print($javascript);
388: $r->print("<h1>Select portfolio files</h1>
389: Check as many as you wish in response to the essay problem.<br />");
390: $r->print("<strong>Files selected from other directories:</strong><br />");
391: foreach (&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'})) {
392: $r->print($_."<br />");
393: }
394: }
395: sub upload {
396: my ($r)=@_;
397: my $fname=$env{'form.uploaddoc.filename'};
398: my $filesize = (length($env{'form.uploaddoc'})) / 1000; #express in k (1024?)
399: my $disk_quota = 20000; # expressed in k
400: $fname=&Apache::lonnet::clean_filename($fname);
401: my $portfolio_root = &Apache::loncommon::propath($env{'user.domain'},
402: $env{'user.name'}).
403: '/userfiles/portfolio';
404: # Fixme --- Move the checking for existing file to LOND error return
405: my @dir_list=&Apache::lonnet::dirlist($env{'form.currentpath'},
406: $env{'user.domain'},
407: $env{'user.name'},$portfolio_root);
408: my $found_file = 0;
409: my $locked_file = 0;
410: foreach my $line (@dir_list) {
411: my ($file_name)=split(/\&/,$line,2);
412: if ($file_name eq $fname){
413: $found_file = 1;
414: if (&Apache::lonnet::is_locked($env{'form.currentpath'}.$file_name,$env{'user.domain'},$env{'user.name'} ) eq 'true') {
415: $locked_file = 1;
416: }
417: }
418: }
419: my $current_disk_usage = &Apache::lonnet::diskusage($env{'user.domain'}, $env{'user.name'},$portfolio_root);
420: if ((($current_disk_usage/1000) + $filesize) > $disk_quota){
421: $r->print('<font color="red">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes</strong>. Disk quota will be exceeded.'.
422: '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
423: $r->print(&done('Back'));
424: }
425: elsif ($found_file){
426: if ($locked_file){
427: $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a <strong>locked</strong> file by that name was found in <strong>portfolio'.$env{'form.currentpath'}.'</strong></font>'.
428: '<br />You will be able to rename or delete existing '.$fname.' after a grade has been assigned.');
429: $r->print(&done('Back'));
430: } else {
431: $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>portfolio'.$env{'form.currentpath'}.'</strong></font>'.
432: '<br />To upload, rename or delete existing '.$fname.' in portfolio'.$env{'form.currentpath'});
433: $r->print(&done('Back'));
434: }
435: } else {
436: my $result=&Apache::lonnet::userfileupload('uploaddoc','',
437: 'portfolio'.$env{'form.currentpath'});
438: if ($result !~ m|^/uploaded/|) {
439: $r->print('<font color="red"> An errror occured ('.$result.
440: ') while trying to upload '.&display_file().'</font><br />');
441: $r->print(&done('Back'));
442: } else {
443: $r->print(&done());
444: }
445: }
446: }
447: sub lock_info {
448: my ($r) = @_;
449: $r->print("lock info here");
450: return 'ok';
451: }
452: sub createdir {
453: my ($r)=@_;
454: my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
455: if ($newdir eq '') {
456: $r->print('<font color="red">'.
457: &mt("Error: no directory name was provided.").
458: '</font><br />');
459: $r->print(&done());
460: return;
461: }
462: my $portfolio_root = &Apache::loncommon::propath($env{'user.domain'},
463: $env{'user.name'}).
464: '/userfiles/portfolio';
465: my @dir_list=&Apache::lonnet::dirlist($env{'form.currentpath'},
466: $env{'user.domain'},
467: $env{'user.name'},$portfolio_root);
468: my $found_file = 0;
469: foreach my $line (@dir_list) {
470: my ($filename)=split(/\&/,$line,2);
471: if ($filename eq $newdir){
472: $found_file = 1;
473: }
474: }
475: if ($found_file){
476: $r->print('<font color="red"> Unable to create a directory named <strong>'.$newdir.
477: ' </strong>a file or directory by that name already exists.</font><br />');
478: } else {
479: my $result=&Apache::lonnet::mkdiruserfile($env{'user.name'},
480: $env{'user.domain'},'portfolio'.$env{'form.currentpath'}.$newdir);
481: if ($result ne 'ok') {
482: $r->print('<font color="red"> An errror occured ('.$result.
483: ') while trying to create a new directory '.&display_file().'</font><br />');
484: }
485: }
486: if ($newdir ne $env{'form.newdir'}) {
487: $r->print("The new directory name was changed from:<br /><strong>".$env{'form.newdir'}."</strong> to <strong>$newdir </strong>");
488: }
489: $r->print(&done());
490: }
491:
492: sub handler {
493: # this handles file management
494: my $r = shift;
495: my $portfolio_root = &Apache::loncommon::propath($env{'user.domain'},
496: $env{'user.name'}).
497: '/userfiles/portfolio';
498: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
499: ['selectfile','currentpath','meta','lockinfo',
500: 'currentfile','action','fieldname','mode','rename']);
501: &Apache::loncommon::no_cache($r);
502: &Apache::loncommon::content_type($r,'text/html');
503: $r->send_http_header;
504: # Give the LON-CAPA page header
505: my $html=&Apache::lonxml::xmlbegin();
506: $r->print($html.'<head><title>'.
507: &mt('Portfolio Manager').
508: "</title></head>\n");
509: if ($env{"form.mode"} eq 'selectfile'){
510: $r->print(&Apache::loncommon::bodytag('Portfolio Manager',undef,undef,1));
511: } else {
512: $r->print(&Apache::loncommon::bodytag('Portfolio Manager'));
513: }
514: $r->rflush();
515: if (($env{'form.storeupl'} eq 'Upload') & (!$env{'form.uploaddoc.filename'})){
516: $r->print('<font color="red"> No file was selected to upload.'.
517: 'To upload a file, click <strong>Browse...</strong>'.
518: ', select a file, then click <strong>Upload</strong>,</font>');
519: }
520: if ($env{'form.meta'}) {
521: &open_form($r);
522: # $r->print(&edit_meta_data($r, $env{'form.currentpath'}.$env{'form.selectfile'}));
523: $r->print('Edit the meta data<br />');
524: &close_form($r);
525: }
526: if ($env{'form.store'}) {
527: }
528:
529: if ($env{'form.uploaddoc.filename'}) {
530: &upload($r);
531: } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
532: &delete_confirmed($r);
533: } elsif ($env{'form.action'} eq 'delete') {
534: &delete($r);
535: } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
536: &delete_dir_confirmed($r);
537: } elsif ($env{'form.action'} eq 'deletedir'){
538: &delete_dir($r);
539: } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
540: &rename_confirmed($r);
541: } elsif ($env{'form.rename'}) {
542: $env{'form.selectfile'} = $env{'form.rename'};
543: $env{'form.action'} = 'rename';
544: &rename($r);
545: } elsif ($env{'form.createdir'}) {
546: &createdir($r);
547: } elsif ($env{'form.lockinfo'}) {
548: &lock_info($r);
549: } else {
550: my $current_path='/';
551: if ($env{'form.currentpath'}) {
552: $current_path = $env{'form.currentpath'};
553: }
554: my @dir_list=&Apache::lonnet::dirlist($current_path,
555: $env{'user.domain'},
556: $env{'user.name'},$portfolio_root);
557: if ($dir_list[0] eq 'no_such_dir'){
558: # two main reasons for this:
559: # 1) never been here, so directory structure not created
560: # 2) back-button navigation after deleting a directory
561: if ($current_path eq '/'){
562: &Apache::lonnet::mkdiruserfile($env{'user.name'},
563: $env{'user.domain'},'portfolio');
564: } else {
565: # some directory that snuck in get rid of the directory
566: # from the recent pulldown, just in case
567: &Apache::lonhtmlcommon::remove_recent('portfolio',
568: [$current_path]);
569: $current_path = '/'; # force it back to the root
570: }
571: # now grab the directory list again, for the first time
572: @dir_list=&Apache::lonnet::dirlist($current_path,
573: $env{'user.domain'},
574: $env{'user.name'},$portfolio_root);
575: }
576: # need to know if directory is empty so it can be removed if desired
577: my $is_empty=(@dir_list == 2);
578: &display_common($r,$current_path,$is_empty,\@dir_list);
579: &display_directory($r,$current_path,$is_empty,\@dir_list);
580: $r->print("</body>\n</html>\n");
581: return OK;
582: }
583: }
584: 1;
585: __END__
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