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: use Apache::longroup;
34: use lib '/home/httpd/lib/perl';
35: use LONCAPA;
36:
37: # receives a file name and path stub from username/userfiles/portfolio/
38: # returns an anchor tag consisting encoding filename and currentpath
39: sub make_anchor {
40: my ($url, $filename, $current_path, $current_mode, $field_name,
41: $continue_select,$group) = @_;
42: if ($continue_select ne 'true') {$continue_select = 'false'};
43: my $anchor = '<a href="'.$url.'?selectfile='.$filename.'¤tpath='.$current_path.'&mode='.$current_mode.'&continue='.$continue_select.'&fieldname='.$field_name;
44: if (defined($group)) {
45: $anchor .= '&group='.$group;
46: }
47: $anchor .= '">'.$filename.'</a>';
48: return $anchor;
49: }
50: my $dirptr=16384;
51: sub display_common {
52: my ($r,$url,$current_path,$is_empty,$dir_list,$group)=@_;
53: my $groupitem;
54: my $namespace = &get_namespace($group);
55: my $port_path = &get_port_path($group);
56: if (defined($group)) {
57: $groupitem = '<input type="hidden" name="group" value="'.$group.'" />';
58: }
59: my $iconpath= $r->dir_config('lonIconsURL') . "/";
60: my %text=&Apache::lonlocal::texthash('upload' => 'Upload',
61: 'upload_label' =>
62: 'Upload file to current directory:',
63: 'createdir' => 'Create Subdirectory',
64: 'createdir_label' =>
65: 'Create subdirectory in current directory:');
66: $r->print(<<"TABLE");
67: <table border="0" cellspacing="2" cellpadding="2">
68: <form method="post" enctype="multipart/form-data">
69: <tr valign="middle">
70: <td bgcolor="#ccddaa" align="right">
71: $text{'upload_label'}
72: </td>
73: <td bgcolor="#ccddaa" align="left">$groupitem
74: <input name="uploaddoc" type="file" />
75: <input type="hidden" name="currentpath" value="$current_path" />
76: <input type="hidden" name="action" value="$env{"form.action"}" />
77: <input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
78: <input type="hidden" name="mode" value="$env{"form.mode"}" />
79: <input type="submit" name="storeupl" value="$text{'upload'}" />
80: </td>
81: </tr>
82: </form>
83: <form method="post">
84: <tr>
85: <td bgcolor="#ccddaa" align="right">
86: $text{'createdir_label'}
87: </td>
88: <td bgcolor="#ccddaa" align="left">
89: <input name="newdir" type="input" />$groupitem
90: <input type="hidden" name="currentpath" value="$current_path" />
91: <input type="hidden" name="action" value="$env{"form.action"}" />
92: <input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
93: <input type="hidden" name="mode" value="$env{"form.mode"}" />
94: <input type="submit" name="createdir" value="$text{'createdir'}" />
95: </td>
96: </tr>
97: </form>
98: </table>
99: TABLE
100: my @tree = split (/\//,$current_path);
101: $r->print('<font size="+2">'.&make_anchor($url,$port_path,'/',$env{"form.mode"},$env{"form.fieldname"},$env{"form.continue"},$group).'/');
102: if (@tree > 1){
103: my $newCurrentPath = '';
104: for (my $i = 1; $i< @tree; $i++){
105: $newCurrentPath .= $tree[$i].'/';
106: $r->print(&make_anchor($url,$tree[$i],'/'.$newCurrentPath, $env{"form.mode"},$env{"form.fieldname"}, $env{"form.continue"},$group).'/');
107: }
108: }
109: $r->print('</font>');
110: &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path);
111: $r->print('<br /><form method=post action="'.$url.'?mode='.$env{"form.mode"}.'&fieldname='.$env{"form.fieldname"});
112: if (defined($group)) {
113: $r->print('&group='.$group);
114: }
115: $r->print('">'.
116: &Apache::lonhtmlcommon::select_recent($namespace,'currentpath',
117: 'this.form.submit();'));
118: $r->print("</form>");
119: }
120: sub display_directory {
121: my ($r,$url,$current_path,$is_empty,$dir_list,$group)=@_;
122: my $iconpath= $r->dir_config('lonIconsURL') . "/";
123: my ($groupitem,$groupecho);
124: my $display_out;
125: my $select_mode;
126: my $checked_files;
127: my $port_path = &get_port_path($group);
128: my ($uname,$udom) = &get_name_dom($group);
129: my $namespace = &get_namespace($group);
130: if (defined($group)) {
131: $groupitem = '<input type="hidden" name="group" value="'.$group.'" />';
132: $groupecho = '&group='.$group;
133: }
134: my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash ($namespace,$udom,$uname);
135: if ($env{"form.mode"} eq 'selectfile'){
136: &select_files($r);
137: $checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'});
138: $select_mode = 'true';
139: }
140: if ($is_empty && ($current_path ne '/')) {
141: $display_out = '<form method="post" action="'.$url.'">'.$groupitem.
142: '<input type="hidden" name="action" value="deletedir" />'.
143: '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
144: '<input type="hidden" name="selectfile" value="" />'.
145: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
146: '</form>';
147:
148: $r->print($display_out);
149: return;
150: }
151: if ($select_mode eq 'true') {
152: $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
153: '<tr><th>Select</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
154: $r->print('<form method="post" name="checkselect" action="'.$url.'">');
155: } else {
156: $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
157: '<tr><th colspan="2">Actions</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
158: $r->print('<form method="post" action="'.$url.'">');
159: }
160: if (defined($group)) {
161: $r->print("\n".$groupitem."\n");
162: }
163: my $href_location="/uploaded/$udom/$uname/$port_path".$current_path;
164: my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path;
165: foreach my $line (sort
166: {
167: my ($afile)=split('&',$a,2);
168: my ($bfile)=split('&',$b,2);
169: return (lc($afile) cmp lc($bfile));
170: } (@$dir_list)) {
171: #$strip holds directory/file name
172: #$dom
173: my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
174: $filename =~ s/\s+$//;
175: if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
176: if ($dirptr&$testdir) {
177: if ($select_mode eq 'true'){
178: $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
179: } else {
180: $r->print('<tr bgcolor="#FFAA99"><td colspan="2"><img src="'.$iconpath.'folder_closed.gif"></td>');
181: }
182: $r->print('<td>Go to ...</td>');
183: $r->print('<td>'.&make_anchor($url,$filename.'/',$current_path.$filename.'/',$env{'form.mode'},$env{"form.fieldname"},$env{'form.continue'},$group).'</td>');
184: $r->print('</tr>');
185: } else {
186: $r->print('<tr bgcolor="#CCCCFF">');
187: if ($select_mode eq 'true'){
188: $r->print('<td><input type="checkbox" name="checkfile" value="'.$filename.'"');
189: if ($$checked_files{$filename} eq 'selected') {
190: $r->print("CHECKED");
191: }
192: $r->print('></td>');
193: } else {
194: if (exists $locked_files{$current_path.$filename}){
195: $r->print('<td colspan="2"><a href="'.$url.'?lockinfo='.$current_path.$filename.$groupecho.'">Locked</a></td>');
196: } else {
197: my $cat='<img alt="'.&mt('Catalog Information').
198: '" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
199: $r->print('<td><input type="checkbox" name="selectfile" value="'.$filename.'" />
200: <a href="'.$url.'?rename='.$filename.'&currentpath='.$current_path.$groupecho.'">Rename</a></td>
201: <td><a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>
202: </td>');
203: }
204: }
205: $r->print('<td><img src="'.&Apache::loncommon::icon($filename).'"></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: if ($select_mode eq 'true') {
215: $r->print('</table>
216: <input type="hidden" name="continue" value="true">
217: <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'">
218: <input type="hidden" name="mode" value="selectfile">
219: <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
220: <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
221: <input type="hidden" name="currentpath" value="'.$current_path.'" />
222: </form>');
223: } else {
224: $r->print('</table>
225: <input type="submit" name="doit" value="Delete Checked Files" />
226: <input type="hidden" name="action" value="delete" />
227: <input type="hidden" name="currentpath" value="'.$current_path.'" />
228: </form>');
229: }
230: }
231:
232: sub open_form {
233: my ($r,$url)=@_;
234: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
235: $r->print('<form method="post" action="'.$url.'">');
236: $r->print('<input type="hidden" name="action" value="'.
237: $env{'form.action'}.'" />');
238: $r->print('<input type="hidden" name="confirmed" value="1" />');
239: foreach (@files) {
240: $r->print('<input type="hidden" name="selectfile" value="'.
241: $_.'" />');
242: }
243: $r->print('<input type="hidden" name="currentpath" value="'.
244: $env{'form.currentpath'}.'" />');
245: }
246:
247: sub close_form {
248: my ($r,$url,$group)=@_;
249: $r->print('<p><input type="submit" value="'.&mt('Continue').'" />');
250: if (defined($group)) {
251: $r->print("\n".'<input type="hidden" name="group" value="'.
252: $group.'" />');
253: }
254: $r->print('</p></form>');
255: $r->print('<form action="'.$url.'" method="POST">
256: <p>
257: <input type="hidden" name="currentpath" value="'.
258: $env{'form.currentpath'}.'" />');
259: if (defined($group)) {
260: $r->print("\n".'<input type="hidden" name="group" value="'.
261: $group.'" />');
262: }
263: $r->print("\n".' <input type="submit" value="'.&mt('Cancel').'" />
264: </p></form>');
265: }
266:
267: sub display_file {
268: my ($path,$filename)=@_;
269: my $display_file_text;
270: if (!defined($path)) { $path=$env{'form.currentpath'}; }
271: if (!defined($filename)) {
272: $filename=$env{'form.selectfile'};
273: $display_file_text = '<tt>'.$path.$filename.'</tt>';
274: } elsif (ref($filename) eq "ARRAY") {
275: foreach (@$filename) {
276: $display_file_text .= '<tt>'.$path.$_.'</tt><br />';
277: }
278: } elsif (ref($filename) eq "SCALAR") {
279: $display_file_text = '<tt>'.$path.$filename.'</tt>';
280: }
281: return $display_file_text;
282: }
283:
284: sub done {
285: my ($message,$url,$group)=@_;
286: unless (defined $message) {
287: $message='Done';
288: }
289: my $result = '<h3><a href="'.$url.'?currentpath='.
290: $env{'form.currentpath'}.
291: '&fieldname='.$env{'form.fieldname'}.
292: '&mode='.$env{'form.mode'};
293: if (defined($group)) {
294: $result .= '&group='.$group;
295: }
296: $result .= '">'.&mt($message).'</a></h3>';
297: return $result;
298: }
299:
300: sub delete {
301: my ($r,$url,$group)=@_;
302: my @check;
303: my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
304: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
305: my ($uname,$udom) = &get_name_dom($group);
306: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
307: $r->print ("The file is locked and cannot be deleted.<br />");
308: $r->print(&done('Back',$url,$group));
309: } else {
310: if (scalar(@files)) {
311: &open_form($r,$url);
312: $r->print('<p>'.&mt('Delete').' '.&display_file(undef,\@files).'?</p>');
313: &close_form($r,$url,$group);
314: } else {
315: $r->print("No file was checked to delete.<br />");
316: $r->print(&done(undef,$url,$group));
317: }
318: }
319: }
320:
321: sub delete_confirmed {
322: my ($r,$url,$group)=@_;
323: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
324: my $result;
325: my ($uname,$udom) = &get_name_dom($group);
326: my $port_path = &get_port_path($group);
327: foreach my $delete_file (@files) {
328: $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
329: $env{'form.currentpath'}.
330: $delete_file);
331: if ($result ne 'ok') {
332: $r->print('<font color="red"> An error occured ('.$result.
333: ') while trying to delete '.&display_file(undef, $delete_file).'</font><br />');
334: }
335: }
336: $r->print(&done(undef,$url,$group));
337: }
338:
339: sub delete_dir {
340: my ($r,$url,$group)=@_;
341: &open_form($r,$url);
342: $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
343: &close_form($r,$url,$group);
344: }
345:
346: sub delete_dir_confirmed {
347: my ($r,$url,$group)=@_;
348: my $directory_name = $env{'form.currentpath'};
349: $directory_name =~ s|/$||; # remove any trailing slash
350: my ($uname,$udom) = &get_name_dom($group);
351: my $namespace = &get_namespace($group);
352: my $port_path = &get_port_path($group);
353: my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
354: $directory_name);
355:
356: if ($result ne 'ok') {
357: $r->print('<font color="red"> An error occured (dir) ('.$result.
358: ') while trying to delete '.$directory_name.'</font><br />');
359: } else {
360: # now remove from recent
361: # $r->print('<br /> removing '.$directory_name.'<br /');
362: &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']);
363: my @dirs = split m!/!, $directory_name;
364:
365: # $directory_name =~ m/^(\/*\/)(\/*.)$/;
366: $directory_name='/';
367: for (my $i=1; $i < (@dirs - 1); $i ++){
368: $directory_name .= $dirs[$i].'/';
369: }
370: $env{'form.currentpath'} = $directory_name;
371: }
372: $r->print(&done(undef,$url,$group));
373: }
374:
375: sub rename {
376: my ($r,$url,$group)=@_;
377: my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
378: my ($uname,$udom) = &get_name_dom($group);
379: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
380: $r->print ("The file is locked and cannot be renamed.<br />");
381: $r->print(&done(undef,$url,$group));
382: } else {
383: &open_form($r,$url);
384: $r->print('<p>'.&mt('Rename').' '.&display_file().' to
385: <input name="filenewname" type="input" size="50" />?</p>');
386: &close_form($r,$url,$group);
387: }
388: }
389:
390: sub rename_confirmed {
391: my ($r,$url,$group)=@_;
392: my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'});
393: my ($uname,$udom) = &get_name_dom($group);
394: my $port_path = &get_port_path($group);
395: if ($filenewname eq '') {
396: $r->print('<font color="red">'.
397: &mt("Error: no valid filename was provided to rename to.").
398: '</font><br />');
399: $r->print(&done(undef,$url,$group));
400: return;
401: }
402: my $result=
403: &Apache::lonnet::renameuserfile($uname,$udom,
404: $port_path.$env{'form.currentpath'}.$env{'form.selectfile'},
405: $port_path.$env{'form.currentpath'}.$filenewname);
406: if ($result ne 'ok') {
407: $r->print('<font color="red"> An errror occured ('.$result.
408: ') while trying to rename '.&display_file().' to '.
409: &display_file(undef,$filenewname).'</font><br />');
410: }
411: if ($filenewname ne $env{'form.filenewname'}) {
412: $r->print("The new file name was changed from:<br /><strong>".$env{'form.filenewname'}."</strong> to <strong>$filenewname </strong>");
413: }
414: $r->print(&done(undef,$url,$group));
415: }
416: sub select_files {
417: my ($r,$group)=@_;
418: if ($env{'form.continue'} eq 'true') {
419: # here we update the selections for the currentpath
420: # eventually, have to handle removing those not checked, but . . .
421: my @items=&Apache::loncommon::get_env_multiple('form.checkfile');
422: if (scalar(@items)){
423: &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
424: }
425: } else {
426: #empty the file for a fresh start
427: &Apache::lonnet::clear_selected_files($env{'user.name'});
428: }
429: my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
430: my $java_files = join ",", @files;
431: if ($java_files) {
432: $java_files.=',';
433: }
434: my $javascript =(<<ENDSMP);
435: <script language='javascript'>
436: function finishSelect() {
437: ENDSMP
438: $javascript .= 'fileList = "'.$java_files.'";';
439: $javascript .= (<<ENDSMP);
440: for (i=0;i<document.forms.checkselect.length;i++) {
441: if (document.forms.checkselect[i].checked){
442: fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
443: }
444: }
445: opener.document.forms.lonhomework.
446: ENDSMP
447: $javascript .= $env{'form.fieldname'};
448: $javascript .= (<<ENDSMP);
449: .value=fileList;
450: self.close();
451: }
452: </script>
453: ENDSMP
454: $r->print($javascript);
455: $r->print("<h1>Select portfolio files</h1>
456: Check as many as you wish in response to the problem.<br />");
457: my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
458: if (@otherfiles) {
459: $r->print("<strong>Files selected from other directories:</strong><br />");
460: foreach my $file (@otherfiles) {
461: $r->print($file."<br />");
462: }
463: }
464: }
465: sub upload {
466: my ($r,$url,$group)=@_;
467: my $fname=$env{'form.uploaddoc.filename'};
468: my $filesize = (length($env{'form.uploaddoc'})) / 1000; #express in k (1024?)
469: my $disk_quota = 20000; # expressed in k
470: $fname=&Apache::lonnet::clean_filename($fname);
471:
472: my $portfolio_root=&get_portfolio_root($group);
473: my ($uname,$udom) = &get_name_dom($group);
474: my $port_path = &get_port_path($group);
475: # Fixme --- Move the checking for existing file to LOND error return
476: my @dir_list=&get_dir_list($portfolio_root,$group);
477: my $found_file = 0;
478: my $locked_file = 0;
479: foreach my $line (@dir_list) {
480: my ($file_name)=split(/\&/,$line,2);
481: if ($file_name eq $fname){
482: $found_file = 1;
483: if (&Apache::lonnet::is_locked($env{'form.currentpath'}.$file_name,$udom,$uname) eq 'true') {
484: $locked_file = 1;
485: }
486: }
487: }
488: my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root);
489: if (($current_disk_usage + $filesize) > $disk_quota){
490: $r->print('<font color="red">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes)</strong>. Disk quota will be exceeded.'.
491: '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
492: $r->print(&done('Back',$url,$group));
493: }
494: elsif ($found_file){
495: if ($locked_file){
496: $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a <strong>locked</strong> file by that name was found in <strong>'.$port_path.$env{'form.currentpath'}.'</strong></font>'.
497: '<br />You will be able to rename or delete existing '.$fname.' after a grade has been assigned.');
498: $r->print(&done('Back',$url,$group));
499: } else {
500: $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>'.$port_path.$env{'form.currentpath'}.'</strong></font>'.
501: '<br />To upload, rename or delete existing '.$fname.' in '.$port_path.$env{'form.currentpath'});
502: $r->print(&done('Back',$url,$group));
503: }
504: } else {
505: my $result=&Apache::lonnet::userfileupload('uploaddoc','',
506: $port_path.$env{'form.currentpath'});
507: if ($result !~ m|^/uploaded/|) {
508: $r->print('<font color="red"> An errror occured ('.$result.
509: ') while trying to upload '.&display_file().'</font><br />');
510: $r->print(&done('Back',$url,$group));
511: } else {
512: $r->print(&done(undef,$url,$group));
513: }
514: }
515: }
516: sub lock_info {
517: my ($r,$url,$group) = @_;
518: my ($uname,$udom) = &get_name_dom($group);
519: my %current_permissions = &Apache::lonnet::dump('file_permissions',$udom,$uname);
520: my $file_name = $env{'form.lockinfo'};
521: foreach my $key(keys(%current_permissions)) {
522: if ($file_name eq $key) {
523: foreach my $array_item (@{$current_permissions{$key}}) {
524: if (ref($array_item)) {
525: $r->print('<strong>'.$key.'</strong> was submitted in response to problem: <strong>'.
526: &Apache::lonnet::gettitle($$array_item[0]).'</strong><br />');
527: my %course_description = &Apache::lonnet::coursedescription($$array_item[1]);
528: $r->print('In the course: <strong>'.$course_description{'description'}.'</strong><br />');
529: # $r->print('the third is '.$$array_item[2].'<br>');
530: # $r->print("item is $$array_item[0]<br> and $$array_item[0]");
531: }
532: }
533: }
534: }
535: $r->print(&done('Back',$url,$group));
536: return 'ok';
537: }
538: sub createdir {
539: my ($r,$url,$group)=@_;
540: my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
541: if ($newdir eq '') {
542: $r->print('<font color="red">'.
543: &mt("Error: no directory name was provided.").
544: '</font><br />');
545: $r->print(&done(undef,$url,$group));
546: return;
547: }
548: my $portfolio_root = &get_portfolio_root($group);
549: my @dir_list=&get_dir_list($portfolio_root,$group);
550: my $found_file = 0;
551: foreach my $line (@dir_list) {
552: my ($filename)=split(/\&/,$line,2);
553: if ($filename eq $newdir){
554: $found_file = 1;
555: }
556: }
557: if ($found_file){
558: $r->print('<font color="red"> Unable to create a directory named <strong>'.$newdir.
559: ' </strong>a file or directory by that name already exists.</font><br />');
560: } else {
561: my ($uname,$udom) = &get_name_dom($group);
562: my $port_path = &get_port_path($group);
563: my $result=&Apache::lonnet::mkdiruserfile($uname,$udom,
564: $port_path.$env{'form.currentpath'}.$newdir);
565: if ($result ne 'ok') {
566: $r->print('<font color="red"> An errror occured ('.$result.
567: ') while trying to create a new directory '.&display_file().'</font><br />');
568: }
569: }
570: if ($newdir ne $env{'form.newdir'}) {
571: $r->print("The new directory name was changed from:<br /><strong>".$env{'form.newdir'}."</strong> to <strong>$newdir </strong>");
572: }
573: $r->print(&done(undef,$url,$group));
574: }
575:
576: sub get_portfolio_root {
577: my ($group) = @_;
578: my ($portfolio_root,$udom,$uname,$path);
579: ($uname,$udom) = &get_name_dom($group);
580: if (defined($group)) {
581: $path = '/userfiles/groups/'.$group.'/portfolio';
582: } else {
583: $path = '/userfiles/portfolio';
584: }
585: return (&Apache::loncommon::propath($udom,$uname).$path);
586: }
587:
588: sub get_dir_list {
589: my ($portfolio_root,$group) = @_;
590: my ($uname,$udom) = &get_name_dom($group);
591: return &Apache::lonnet::dirlist($env{'form.currentpath'},
592: $udom,$uname,$portfolio_root);
593: }
594:
595: sub get_name_dom {
596: my ($group) = @_;
597: my ($uname,$udom);
598: if (defined($group)) {
599: $udom = $env{'course.'.$env{'request.course.id'}.'.domain'};
600: $uname = $env{'course.'.$env{'request.course.id'}.'.num'};
601: } else {
602: $udom = $env{'user.domain'};
603: $uname = $env{'user.name'};
604: }
605: return ($uname,$udom);
606: }
607:
608: sub get_namespace {
609: my ($group) = @_;
610: my $namespace = 'portfolio';
611: if (defined($group)) {
612: my ($uname,$udom) = &get_name_dom($group);
613: $namespace .= '_'.$udom.'_'.$uname.'_'.$group;
614: }
615: return $namespace;
616: }
617:
618: sub get_port_path {
619: my ($group) = @_;
620: my $port_path;
621: if (defined($group)) {
622: $port_path = "groups/$group/portfolio";
623: } else {
624: $port_path = 'portfolio';
625: }
626: return $port_path;
627: }
628:
629: sub handler {
630: # this handles file management
631: my $r = shift;
632: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
633: ['selectfile','currentpath','meta','lockinfo','currentfile',
634: 'action','fieldname','mode','rename','continue','group']);
635: my ($uname,$udom,$portfolio_root,$url,$group,$caller,$title);
636: if ($r->uri =~ m|^(/adm/)([^/]+)|) {
637: $url = $1.$2;
638: $caller = $2;
639: }
640: if ($caller eq 'coursegrp_portfolio') {
641: # Needs to be in a course
642: if (! ($env{'request.course.fn'})) {
643: # Not in a course
644: $env{'user.error.msg'}=
645: "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio";
646: return HTTP_NOT_ACCEPTABLE;
647: }
648: my $earlyout = 0;
649: my $view_permission = &Apache::lonnet::allowed('vcg',
650: $env{'request.course.id'});
651: $group = $env{'form.group'};
652: $group =~ s/\W//g;
653: if ($group) {
654: ($uname,$udom) = &get_name_dom($group);
655: my %curr_groups = &Apache::longroup::coursegroups($udom,$uname,
656: $group);
657: if (%curr_groups) {
658: if (($view_permission) || (&Apache::lonnet::allowed('rgf',
659: $env{'request.course.id'}.'/'.$group))) {
660: $portfolio_root = &get_portfolio_root($group);
661: } else {
662: $r->print('You do not have the privileges required to access the shared files space for this group');
663: $earlyout = 1;
664: }
665: } else {
666: $r->print('Not a valid group for this course');
667: $earlyout = 1;
668: }
669: $title = &mt('Group files').' for '.$group;
670: } else {
671: $r->print('Invalid group');
672: $earlyout = 1;
673: }
674: if ($earlyout) { return OK; }
675: } else {
676: ($uname,$udom) = &get_name_dom();
677: $portfolio_root = &get_portfolio_root();
678: $title = &mt('Portfolio Manager');
679: }
680:
681: &Apache::loncommon::no_cache($r);
682: &Apache::loncommon::content_type($r,'text/html');
683: $r->send_http_header;
684: # Give the LON-CAPA page header
685: if ($env{"form.mode"} eq 'selectfile'){
686: $r->print(&Apache::loncommon::start_page($title,undef,
687: {'only_body' => 1}));
688: } else {
689: $r->print(&Apache::loncommon::start_page($title));
690: }
691: $r->rflush();
692: if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
693: $r->print('<font color="red"> No file was selected to upload.'.
694: 'To upload a file, click <strong>Browse...</strong>'.
695: ', select a file, then click <strong>Upload</strong>,</font>');
696: }
697: if ($env{'form.meta'}) {
698: &open_form($r,$url);
699: # $r->print(&edit_meta_data($r, $env{'form.currentpath'}.$env{'form.selectfile'}));
700: $r->print('Edit the meta data<br />');
701: &close_form($r,$url,$group);
702: }
703: if ($env{'form.store'}) {
704: }
705:
706: if ($env{'form.uploaddoc.filename'}) {
707: &upload($r,$url,$group);
708: } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
709: &delete_confirmed($r,$url,$group);
710: } elsif ($env{'form.action'} eq 'delete') {
711: &delete($r,$url,$group);
712: } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
713: &delete_dir_confirmed($r,$url,$group);
714: } elsif ($env{'form.action'} eq 'deletedir'){
715: &delete_dir($r,$url,$group);
716: } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
717: &rename_confirmed($r,$url,$group);
718: } elsif ($env{'form.rename'}) {
719: $env{'form.selectfile'} = $env{'form.rename'};
720: $env{'form.action'} = 'rename';
721: &rename($r,$url,$group);
722: } elsif ($env{'form.createdir'}) {
723: &createdir($r,$url,$group);
724: } elsif ($env{'form.lockinfo'}) {
725: &lock_info($r,$url,$group);
726: } else {
727: my $current_path='/';
728: if ($env{'form.currentpath'}) {
729: $current_path = $env{'form.currentpath'};
730: }
731: my @dir_list=&get_dir_list($portfolio_root,$group);
732: if ($dir_list[0] eq 'no_such_dir'){
733: # two main reasons for this:
734: # 1) never been here, so directory structure not created
735: # 2) back-button navigation after deleting a directory
736: if ($current_path eq '/'){
737: &Apache::lonnet::mkdiruserfile($uname,$udom,
738: &get_port_path($group));
739: } else {
740: # some directory that snuck in get rid of the directory
741: # from the recent pulldown, just in case
742: &Apache::lonhtmlcommon::remove_recent('portfolio',
743: [$current_path]);
744: $current_path = '/'; # force it back to the root
745: }
746: # now grab the directory list again, for the first time
747: @dir_list=&Apache::lonnet::dirlist($current_path,
748: $udom,$uname,$portfolio_root);
749: }
750: # need to know if directory is empty so it can be removed if desired
751: my $is_empty=(@dir_list == 2);
752: &display_common($r,$url,$current_path,$is_empty,\@dir_list,$group);
753: &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group);
754: $r->print(&Apache::loncommon::end_page());
755: }
756: return OK;
757: }
758: 1;
759: __END__
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