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