1: # The LearningOnline Network
2: # portfolio browser
3: #
4: # $Id: portfolio.pm,v 1.131 2006/07/05 22:52:53 banghart Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::portfolio;
30: use strict;
31: use Apache::Constants qw(:common :http);
32: use Apache::loncommon;
33: use Apache::lonnet;
34: use Apache::lontexconvert;
35: use Apache::lonfeedback;
36: use Apache::lonlocal;
37: use Apache::lonnet;
38: use Apache::longroup;
39: use HTML::Entities;
40: use LONCAPA;
41:
42: # receives a file name and path stub from username/userfiles/portfolio/
43: # returns an anchor tag consisting encoding filename and currentpath
44: sub make_anchor {
45: my ($url, $filename, $current_path, $current_mode, $field_name,
46: $continue_select,$group) = @_;
47: if ($continue_select ne 'true') {$continue_select = 'false'};
48: my $anchor = '<a href="'.$url.'?selectfile='.$filename.'&currentpath='.$current_path.'&mode='.$current_mode.'&continue='.$continue_select.'&fieldname='.$field_name;
49: if (defined($group)) {
50: $anchor .= '&group='.$group;
51: }
52: $anchor .= '">'.$filename.'</a>';
53: return $anchor;
54: }
55: my $dirptr=16384;
56: sub display_common {
57: my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload)=@_;
58: my $namespace = &get_namespace($group);
59: my $port_path = &get_port_path($group);
60: if ($can_upload) {
61: my $groupitem;
62: if (defined($group)) {
63: $groupitem = '<input type="hidden" name="group" value="'.$group.'" />';
64: }
65: my $iconpath= $r->dir_config('lonIconsURL') . "/";
66: my %text=&Apache::lonlocal::texthash(
67: 'upload' => 'Upload',
68: 'upload_label' =>
69: 'Upload file to current directory:',
70: 'createdir' => 'Create Subdirectory',
71: 'createdir_label' =>
72: 'Create subdirectory in current directory:');
73: my $escuri = &HTML::Entities::encode($r->uri,'&<>"');
74: $r->print(<<"TABLE");
75: <table id="LC_portfolio_actions">
76: <tr id="LC_portfolio_upload">
77: <td class="LC_label">
78: $text{'upload_label'}
79: </td>
80: <td class="LC_value">
81: <form method="post" enctype="multipart/form-data" action="$escuri">
82: $groupitem
83: <input name="uploaddoc" type="file" />
84: <input type="hidden" name="currentpath" value="$current_path" />
85: <input type="hidden" name="action" value="$env{"form.action"}" />
86: <input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
87: <input type="hidden" name="mode" value="$env{"form.mode"}" />
88: <input type="submit" name="storeupl" value="$text{'upload'}" />
89: </form>
90: </td>
91: </tr>
92: <tr id="LC_portfolio_createdir">
93: <td class="LC_label">
94: $text{'createdir_label'}
95: </td>
96: <td class="LC_value">
97: <form method="post" action="$escuri">
98: <input name="newdir" type="input" />$groupitem
99: <input type="hidden" name="currentpath" value="$current_path" />
100: <input type="hidden" name="action" value="$env{"form.action"}" />
101: <input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
102: <input type="hidden" name="mode" value="$env{"form.mode"}" />
103: <input type="submit" name="createdir" value="$text{'createdir'}" />
104: </form>
105: </td>
106: </tr>
107: </table>
108: TABLE
109: }
110: my @tree = split (/\//,$current_path);
111: $r->print('<span class="LC_current_location">'.&make_anchor($url,$port_path,'/',$env{"form.mode"},$env{"form.fieldname"},$env{"form.continue"},$group).'/');
112: if (@tree > 1){
113: my $newCurrentPath = '';
114: for (my $i = 1; $i< @tree; $i++){
115: $newCurrentPath .= $tree[$i].'/';
116: $r->print(&make_anchor($url,$tree[$i],'/'.$newCurrentPath, $env{"form.mode"},$env{"form.fieldname"}, $env{"form.continue"},$group).'/');
117: }
118: }
119: $r->print('</span>');
120: &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path);
121: $r->print('<br /><form method="post" action="'.$url.'?mode='.$env{"form.mode"}.'&fieldname='.$env{"form.fieldname"});
122: if (defined($group)) {
123: $r->print('&group='.$group);
124: }
125: $r->print('">'.
126: &Apache::lonhtmlcommon::select_recent($namespace,'currentpath',
127: 'this.form.submit();'));
128: $r->print("</form>");
129: }
130: sub display_directory {
131: my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload,
132: $can_modify,$can_delete,$can_setacl)=@_;
133: my $iconpath= $r->dir_config('lonIconsURL') . "/";
134: my ($groupitem,$groupecho);
135: my $display_out;
136: my $select_mode;
137: my $checked_files;
138: my $port_path = &get_port_path($group);
139: my ($uname,$udom) = &get_name_dom($group);
140: my $access_admin_text = &mt('View Status');
141: if ($can_setacl) {
142: $access_admin_text = &mt('View/Change Status');
143: }
144: if ((defined($group)) && (defined($env{'request.course.id'}))) {
145: $groupitem = '<input type="hidden" name="group" value="'.$group.'" />';
146: $groupecho = '&group='.$group;
147: }
148:
149: my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
150: $uname);
151: my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash(
152: $current_permissions,$group);
153: my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group);
154: my $now = time;
155: if ($env{"form.mode"} eq 'selectfile'){
156: &select_files($r);
157: $checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'});
158: $select_mode = 'true';
159: }
160: if ($is_empty && ($current_path ne '/') && $can_delete) {
161: $display_out = '<form method="post" action="'.$url.'">'.$groupitem.
162: '<input type="hidden" name="action" value="deletedir" />'.
163: '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
164: '<input type="hidden" name="selectfile" value="" />'.
165: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
166: '</form>';
167:
168: $r->print($display_out);
169: return;
170: }
171: if ($select_mode eq 'true') {
172: $r->print('<form method="post" name="checkselect" action="'.$url.'">');
173: $r->print('<table id="LC_browser">'.
174: '<tr><th>Select</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
175: } else {
176: $r->print('<form method="post" action="'.$url.'">');
177: $r->print('<table id="LC_browser">'.
178: '<tr><th colspan="2">Actions</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th><th>Current Access Status</th></tr>');
179: }
180: if (defined($group)) {
181: $r->print("\n".$groupitem."\n");
182: }
183: my $href_location="/uploaded/$udom/$uname/$port_path".$current_path;
184: my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path;
185: my @dir_lines;
186: my @version_lines;
187: my %versioned;
188: foreach my $line (sort
189: {
190: my ($afile)=split('&',$a,2);
191: my ($bfile)=split('&',$b,2);
192: return (lc($afile) cmp lc($bfile));
193: } (@$dir_list)) {
194: #$strip holds directory/file name
195: #$dom
196: my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
197: $filename =~ s/\s+$//;
198: my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
199: if ($version) {
200: push(@version_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
201: $versioned{$fname.'.'.$extension} .= $version.",";
202: } else {
203: push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
204: }
205: }
206: foreach my $line (@dir_lines) {
207: my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$line;
208: my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
209: if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
210: my %version_flag;
211: my $show_versions;
212: if ($env{'form.showversions'} eq $filename) {
213: $show_versions = 'true';
214: }
215: if (exists($versioned{$filename})) {
216: $version_flag{$filename} = '<a href="portfolio?showversions='.$filename.'"><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" /></a>';
217: } else {
218: $version_flag{$filename} = '';
219: }
220: if ($dirptr&$testdir) {
221: my $colspan='colspan="2"';
222: if ($select_mode eq 'true'){
223: undef($colspan);
224: }
225: $r->print('<tr class="LC_browser_folder"><td '.$colspan.'><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_closed.gif" /></td>');
226: $r->print('<td>Go to ...</td>');
227: $r->print('<td>'.$version_flag{$filename}.&make_anchor($url,$filename.'/',$current_path.$filename.'/',$env{'form.mode'},$env{"form.fieldname"},$env{'form.continue'},$group).'</td>');
228: $r->print('</tr>');
229: } else {
230: my $css_class = 'LC_browser_file';
231: my $line;
232: my $fullpath = $current_path.$filename;
233: $fullpath = &prepend_group($fullpath,$group);
234: if ($select_mode eq 'true') {
235: $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"';
236: if ($$checked_files{$filename} eq 'selected') {
237: $line.=" checked ";
238: }
239: $line.=' /></td>';
240: } else {
241: if (exists $locked_files{$fullpath}) {
242: $line.='<td colspan="2"><a href="'.$url.'?lockinfo='.$current_path.$filename.$groupecho.'">Locked</a></td>';
243: $css_class= 'LC_browser_file_locked';
244: } else {
245: if (!$can_modify) {
246: $line .= '<td colspan="2">';
247: } else {
248: $line .= '<td>';
249: }
250: if ($can_delete) {
251: $line .= '<input type="checkbox" name="selectfile" value="'.$filename.'" />';
252: }
253: if ($can_modify) {
254: my $cat='<img alt="'.&mt('Catalog Information').
255: '" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
256: $line .= '<a href="'.$url.'?rename='.$filename.'&currentpath='.$current_path.$groupecho.'">Rename</a>';
257: $line .= '</td><td>'.$version_flag{$filename}.'<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
258: }
259: $line .= '</td>';
260: }
261: }
262: $r->print('<tr class="'.$css_class.'">');
263: $r->print($line);
264: my $curr_access;
265: if ($select_mode ne 'true') {
266: my $pub_access = 0;
267: my $guest_access = 0;
268: my $cond_access = 0;
269: foreach my $key (sort(keys(%{$access_controls{$fullpath}}))) {
270: my ($num,$scope,$end,$start) = &unpack_acc_key($key);
271: if (($now > $start) && (!$end || $end > $now)) {
272: if ($scope eq 'public') {
273: $pub_access = 1;
274: } elsif ($scope eq 'guest') {
275: $guest_access = 1;
276: } else {
277: $cond_access = 1;
278: }
279: }
280: }
281: if (!$pub_access && !$guest_access && !$cond_access) {
282: $curr_access = &mt('Private');
283: } else {
284: my @allaccesses;
285: if ($pub_access) {
286: push(@allaccesses,&mt('Public'));
287: }
288: if ($guest_access) {
289: push(@allaccesses,&mt('Passphrase-protected'));
290: }
291: if ($cond_access) {
292: push(@allaccesses,&mt('Conditional'));
293: }
294: $curr_access = join('+ ',@allaccesses);
295: }
296: }
297: $r->print('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" /></td>');
298: $r->print('<td>'.$version_flag{$filename}.'<a href="'.$href_location.$filename.'">'.
299: $filename.'</a></td>');
300: $r->print('<td>'.$size.'</td>');
301: $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
302: if ($select_mode ne 'true') {
303: $r->print('<td><span style="white-space: nowrap">'.
304: &mt($curr_access).' ');
305: $r->print('<a href="'.$url.'?access='.$filename.
306: '&currentpath='.$current_path.$groupecho.
307: '">'.$access_admin_text.'</a></span></td>');
308: }
309: $r->print('</tr>'.$/);
310: }
311: }
312: }
313: if ($select_mode eq 'true') {
314: $r->print('</table>
315: <input type="hidden" name="continue" value="true" />
316: <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'" />
317: <input type="hidden" name="mode" value="selectfile" />
318: <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
319: <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
320: <input type="hidden" name="currentpath" value="'.$current_path.'" />
321: </form>');
322: } else {
323: $r->print('</table>');
324: if ($can_delete) {
325: $r->print('
326: <input type="submit" name="doit" value="Delete Checked Files" />
327: <input type="hidden" name="action" value="delete" />
328: <input type="hidden" name="currentpath" value="'.$current_path.'" />
329: </form>'
330: );
331: }
332: }
333: }
334:
335: sub open_form {
336: my ($r,$url)=@_;
337: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
338: $r->print('<form name="portform" method="post" action="'.$url.'">');
339: $r->print('<input type="hidden" name="action" value="'.
340: $env{'form.action'}.'" />');
341: $r->print('<input type="hidden" name="confirmed" value="1" />');
342: foreach (@files) {
343: $r->print('<input type="hidden" name="selectfile" value="'.
344: $_.'" />');
345: }
346: $r->print('<input type="hidden" name="currentpath" value="'.
347: $env{'form.currentpath'}.'" />');
348: }
349:
350: sub close_form {
351: my ($r,$url,$group,$button_text)=@_;
352: if (!defined($button_text)) {
353: $button_text = {
354: 'continue' => &mt('Continue'),
355: 'cancel' => &mt('Cancel'),
356: };
357: }
358: $r->print('<p><input type="submit" value="'.$button_text->{'continue'}.'" />');
359: if (defined($group)) {
360: $r->print("\n".'<input type="hidden" name="group" value="'.
361: $group.'" />');
362: }
363: $r->print('</p></form>');
364: $r->print('<form action="'.$url.'" method="post">
365: <p>
366: <input type="hidden" name="currentpath" value="'.
367: $env{'form.currentpath'}.'" />');
368: if (defined($group)) {
369: $r->print("\n".'<input type="hidden" name="group" value="'.
370: $group.'" />');
371: }
372: $r->print("\n".' <input type="submit" value="'.$button_text->{'cancel'}.'" />
373: </p></form>');
374: }
375:
376: sub display_file {
377: my ($path,$filename)=@_;
378: my $display_file_text;
379: my $file_start='<span class="LC_filename">';
380: my $file_end='</span>';
381: if (!defined($path)) { $path=$env{'form.currentpath'}; }
382: if (!defined($filename)) {
383: $filename=$env{'form.selectfile'};
384: $display_file_text = $file_start.$path.$filename.$file_end;
385: } elsif (ref($filename) eq "ARRAY") {
386: foreach my $file (@$filename) {
387: $display_file_text .= $file_start.$path.$file.$file_end.'<br />';
388: }
389: } elsif (ref($filename) eq "SCALAR") {
390: $display_file_text = $file_start.$path.$$filename.$file_end;
391: } else {
392: $display_file_text = $file_start.$path.$filename.$file_end;
393: }
394: return $display_file_text;
395: }
396:
397: sub done {
398: my ($message,$url,$group)=@_;
399: unless (defined $message) {
400: $message='Done';
401: }
402: my $result = '<h3><a href="'.$url.'?currentpath='.
403: $env{'form.currentpath'}.
404: '&fieldname='.$env{'form.fieldname'}.
405: '&mode='.$env{'form.mode'};
406: if (defined($group)) {
407: $result .= '&group='.$group;
408: }
409: $result .= '">'.&mt($message).'</a></h3>';
410: return $result;
411: }
412:
413: sub delete {
414: my ($r,$url,$group)=@_;
415: my @check;
416: my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
417: $file_name = &prepend_group($file_name,$group);
418: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
419: my ($uname,$udom) = &get_name_dom($group);
420: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
421: $r->print ("The file is locked and cannot be deleted.<br />");
422: $r->print(&done('Back',$url,$group));
423: } else {
424: if (scalar(@files)) {
425: &open_form($r,$url);
426: $r->print('<p>'.&mt('Delete').' '.&display_file(undef,\@files).'?</p>');
427: &close_form($r,$url,$group);
428: } else {
429: $r->print("No file was checked to delete.<br />");
430: $r->print(&done(undef,$url,$group));
431: }
432: }
433: }
434:
435: sub delete_confirmed {
436: my ($r,$url,$group)=@_;
437: my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
438: my $result;
439: my ($uname,$udom) = &get_name_dom($group);
440: my $port_path = &get_port_path($group);
441: foreach my $delete_file (@files) {
442: $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
443: $env{'form.currentpath'}.
444: $delete_file);
445: if ($result ne 'ok') {
446: $r->print('<span class="LC_error"> An error occured ('.$result.
447: ') while trying to delete '.&display_file(undef, $delete_file).'</span><br />');
448: }
449: }
450: $r->print(&done(undef,$url,$group));
451: }
452:
453: sub delete_dir {
454: my ($r,$url,$group)=@_;
455: &open_form($r,$url);
456: $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
457: &close_form($r,$url,$group);
458: }
459:
460: sub delete_dir_confirmed {
461: my ($r,$url,$group)=@_;
462: my $directory_name = $env{'form.currentpath'};
463: $directory_name =~ s|/$||; # remove any trailing slash
464: my ($uname,$udom) = &get_name_dom($group);
465: my $namespace = &get_namespace($group);
466: my $port_path = &get_port_path($group);
467: my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
468: $directory_name);
469:
470: if ($result ne 'ok') {
471: $r->print('<span class="LC_error"> An error occured (dir) ('.$result.
472: ') while trying to delete '.$directory_name.'</span><br />');
473: } else {
474: # now remove from recent
475: # $r->print('<br /> removing '.$directory_name.'<br /');
476: &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']);
477: my @dirs = split m!/!, $directory_name;
478:
479: # $directory_name =~ m/^(\/*\/)(\/*.)$/;
480: $directory_name='/';
481: for (my $i=1; $i < (@dirs - 1); $i ++){
482: $directory_name .= $dirs[$i].'/';
483: }
484: $env{'form.currentpath'} = $directory_name;
485: }
486: $r->print(&done(undef,$url,$group));
487: }
488:
489: sub rename {
490: my ($r,$url,$group)=@_;
491: my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
492: my ($uname,$udom) = &get_name_dom($group);
493: $file_name = &prepend_group($file_name,$group);
494: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
495: $r->print ("The file is locked and cannot be renamed.<br />");
496: $r->print(&done(undef,$url,$group));
497: } else {
498: &open_form($r,$url);
499: $r->print('<p>'.&mt('Rename').' '.&display_file().' to
500: <input name="filenewname" type="input" size="50" />?</p>');
501: &close_form($r,$url,$group);
502: }
503: }
504:
505: sub rename_confirmed {
506: my ($r,$url,$group)=@_;
507: my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'});
508: my ($uname,$udom) = &get_name_dom($group);
509: my $port_path = &get_port_path($group);
510: if ($filenewname eq '') {
511: $r->print('<span class="LC_error">'.
512: &mt("Error: no valid filename was provided to rename to.").
513: '</span><br />');
514: $r->print(&done(undef,$url,$group));
515: return;
516: }
517: my $result=
518: &Apache::lonnet::renameuserfile($uname,$udom,
519: $port_path.$env{'form.currentpath'}.$env{'form.selectfile'},
520: $port_path.$env{'form.currentpath'}.$filenewname);
521: if ($result ne 'ok') {
522: $r->print('<span class="LC_error">'.
523: &mt('An errror occured ([_1]) while trying to rename [_2]'
524: .' to [_3]',$result,&display_file(),
525: &display_file('',$filenewname)).'</span><br />');
526: }
527: if ($filenewname ne $env{'form.filenewname'}) {
528: $r->print(&mt("The new file name was changed from:<br />[_1] to [_2]",
529: '<strong>'.&display_file('',$env{'form.filenewname'}).'</strong>',
530: '<strong>'.&display_file('',$filenewname).'</strong>'));
531: }
532: $r->print(&done(undef,$url,$group));
533: }
534:
535: sub display_access {
536: my ($r,$url,$group,$can_setacl) = @_;
537: my ($uname,$udom) = &get_name_dom($group);
538: my $file_name = $env{'form.currentpath'}.$env{'form.access'};
539: $file_name = &prepend_group($file_name,$group);
540: my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
541: $uname);
542: my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group,$file_name);
543: my $aclcount = keys(%access_controls);
544: my $header = '<h3>'.&mt('Allowing others to retrieve portfolio file: [_1]',$env{'form.currentpath'}.$env{'form.access'}).'</h3>';
545: my $info .= &mt('Access to this file by others can be set to be one or more of the following types: public, passphrase-protected or conditional.').'<br /><ul><li>'.&mt('Public files are available to anyone without the need for login.').'</li><li>'.&mt('Passphrase-protected files do not require log-in, but will require the viewer to enter the passphrase you set.').'</li><li>'.&mt('Conditional files are accessible to logged-in users with accounts in the LON-CAPA network, who satisfy the conditions you set.').'<br />'.&mt('The conditions can include affiliation with a particular course or group, or a user account in a specific domain.').'<br />'.&mt('Alternatively access can be granted to people with specific LON-CAPA usernames and domains.').'</li></ul>';
546: if ($can_setacl) {
547: &open_form($r,$url);
548: $r->print($header.$info);
549: &access_setting_table($r,$access_controls{$file_name});
550: my $button_text = {
551: 'continue' => &mt('Proceed'),
552: 'cancel' => &mt('Back to directory listing'),
553: };
554: &close_form($r,$url,$group,$button_text);
555: } else {
556: $r->print($header);
557: if ($aclcount) {
558: $r->print($info);
559: }
560: &view_access_settings($r,$url,$group,$access_controls{$file_name},
561: $aclcount);
562: }
563: }
564:
565: sub view_access_settings {
566: my ($r,$url,$group,$access_controls,$aclcount) = @_;
567: my ($showstart,$showend);
568: my %todisplay;
569: foreach my $key (sort(keys(%{$access_controls}))) {
570: my ($num,$scope,$end,$start) = &unpack_acc_key($key);
571: $todisplay{$scope}{$key} = $$access_controls{$key};
572: }
573: if ($aclcount) {
574: $r->print(&mt('<h4>Current access controls defined for this file:</h4>'));
575: $r->print(&Apache::loncommon::start_data_table());
576: $r->print(&Apache::loncommon::start_data_table_header_row());
577: $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
578: '</th><th>'.&mt('Additional information').'</th>');
579: $r->print(&Apache::loncommon::end_data_table_header_row());
580: my $count = 1;
581: my $chg = 'none';
582: &build_access_summary($r,$count,$chg,%todisplay);
583: $r->print(&Apache::loncommon::end_data_table());
584: } else {
585: $r->print(&mt('No access control settings currently exist for this file.<br />' ));
586: }
587: my $group_arg;
588: if ($group) {
589: $group_arg = '&group='.$group;
590: }
591: $r->print('<br /><a href="'.$url.'?currentpath='.$env{'form.currentpath'}.
592: $group_arg.'">'.&mt('Return to directory listing').'</a>');
593: return;
594: }
595:
596: sub build_access_summary {
597: my ($r,$count,$chg,%todisplay) = @_;
598: my ($showstart,$showend);
599: my %scope_desc = (
600: public => 'Public',
601: guest => 'Passphrase-protected',
602: domains => 'Conditional: domain-based',
603: users => 'Conditional: user-based',
604: course => 'Conditional: course-based',
605: group => 'Conditional: group-based',
606: );
607: my @allscopes = ('public','guest','domains','users','course','group');
608: foreach my $scope (@allscopes) {
609: if ((!(exists($todisplay{$scope}))) || (ref($todisplay{$scope}) ne 'HASH')) {
610: next;
611: }
612: foreach my $key (sort(keys(%{$todisplay{$scope}}))) {
613: if ($count) {
614: $r->print(&Apache::loncommon::start_data_table_row());
615: }
616: my ($num,$scope,$end,$start) = &unpack_acc_key($key);
617: my $content = $todisplay{$scope}{$key};
618: if ($chg eq 'delete') {
619: $showstart = &mt('Deleted');
620: $showend = $showstart;
621: } else {
622: $showstart = localtime($start);
623: if ($end == 0) {
624: $showend = &mt('No end date');
625: } else {
626: $showend = localtime($end);
627: }
628: }
629: $r->print('<td>'.&mt($scope_desc{$scope}));
630: if (($scope eq 'course') || ($scope eq 'group')) {
631: if ($chg ne 'delete') {
632: my $cid = $content->{'domain'}.'_'.$content->{'number'};
633: my %course_description = &Apache::lonnet::coursedescription($cid);
634: $r->print('<br />('.$course_description{'description'}.')');
635: }
636: }
637: $r->print('</td><td>'.&mt('Start: ').$showstart.
638: '<br />'.&mt('End: ').$showend.'</td><td>');
639: if ($chg ne 'delete') {
640: if ($scope eq 'guest') {
641: $r->print(&mt('Passphrase').': '.$content->{'password'});
642: } elsif ($scope eq 'course' || $scope eq 'group') {
643: $r->print('<table><tr>');
644: $r->print('<th>'.&mt('Roles').'</th><th>'.
645: &mt('Access').'</th><th>'.
646: &mt('Sections').'</th>');
647: if ($scope eq 'course') {
648: $r->print('<th>'.&mt('Groups').'</th>');
649: } else {
650: $r->print('<th>'.&mt('Teams').'</th>');
651: }
652: $r->print('</tr>');
653: foreach my $id (sort(keys(%{$content->{'roles'}}))) {
654: $r->print('<tr>');
655: foreach my $item ('role','access','section','group') {
656: $r->print('<td>');
657: if ($item eq 'role') {
658: my $ucscope = $scope;
659: $ucscope =~ s/^(\w)/uc($1)/e;
660: my $role_output;
661: foreach my $role (@{$content->{'roles'}{$id}{$item}}) {
662: if ($role eq 'all') {
663: $role_output .= $role.',';
664: } elsif ($role =~ /^cr/) {
665: $role_output .= (split('/',$role))[3].',';
666: } else {
667: $role_output .= &Apache::lonnet::plaintext($role,$ucscope).',';
668: }
669: }
670: $role_output =~ s/,$//;
671: $r->print($role_output);
672: } else {
673: $r->print(join(',',@{$content->{'roles'}{$id}{$item}}));
674: }
675: $r->print('</tr>');
676: }
677: $r->print("</table>");
678: }
679: $r->print("</tr></table>");
680: } elsif ($scope eq 'domains') {
681: $r->print(&mt('Domains: ').join(',',@{$content->{'dom'}}));
682: } elsif ($scope eq 'users') {
683: my $curr_user_list = &sort_users($content->{'users'});
684: $r->print(&mt('Users: ').$curr_user_list);
685: } else {
686: $r->print(' ');
687: }
688: } else {
689: $r->print(' ');
690: }
691: $r->print('</td>');
692: $r->print(&Apache::loncommon::end_data_table_row());
693: $count ++;
694: }
695: }
696: }
697:
698:
699: sub update_access {
700: my ($r,$url,$group) = @_;
701: my $totalprocessed = 0;
702: my %processing;
703: my %title = (
704: 'activate' => 'New control(s) added',
705: 'delete' => 'Existing control(s) deleted',
706: 'update' => 'Existing control(s) modified',
707: );
708: my $changes;
709: foreach my $chg (sort(keys(%title))) {
710: @{$processing{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg);
711: $totalprocessed += @{$processing{$chg}};
712: foreach my $num (@{$processing{$chg}}) {
713: my $scope = $env{'form.scope_'.$num};
714: my ($start,$end) = &get_dates_from_form($num);
715: my $newkey = $num.':'.$scope.'_'.$end.'_'.$start;
716: if ($chg eq 'delete') {
717: $$changes{$chg}{$newkey} = 1;
718: } else {
719: $$changes{$chg}{$newkey} =
720: &build_access_record($num,$scope,$start,$end,$chg);
721: }
722: }
723: }
724: my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
725: $r->print('<h3>'.&mt('Allowing others to retrieve portfolio file: [_1]',
726: $file_name).'</h3>'."\n");
727: $file_name = &prepend_group($file_name,$group);
728: my ($uname,$udom) = &get_name_dom($group);
729: my ($errors,$outcome,$deloutcome,$new_values,$translation);
730: if ($totalprocessed) {
731: ($outcome,$deloutcome,$new_values,$translation) =
732: &Apache::lonnet::modify_access_controls($file_name,$changes,$udom,
733: $uname);
734: }
735: my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
736: $uname);
737: my %access_controls =
738: &Apache::lonnet::get_access_controls($current_permissions,
739: $group,$file_name);
740: if ($totalprocessed) {
741: if ($outcome eq 'ok') {
742: my $updated_controls = $access_controls{$file_name};
743: my ($showstart,$showend);
744: $r->print(&Apache::loncommon::start_data_table());
745: $r->print(&Apache::loncommon::start_data_table_header_row());
746: $r->print('<th>'.&mt('Type of change').'</th><th>'.
747: &mt('Access control').'</th><th>'.&mt('Dates available').
748: '</th><th>'.&mt('Additional information').'</th>');
749: $r->print(&Apache::loncommon::end_data_table_header_row());
750: foreach my $chg (sort(keys(%processing))) {
751: if (@{$processing{$chg}} > 0) {
752: if ($chg eq 'delete') {
753: if (!($deloutcome eq 'ok')) {
754: $errors .='<span class="LC_error">'.
755: &mt('A problem occurred deleting access controls: [_1]',$deloutcome).
756: '</span>';
757: next;
758: }
759: }
760: my $numchgs = @{$processing{$chg}};
761: $r->print(&Apache::loncommon::start_data_table_row());
762: $r->print('<td rowspan="'.$numchgs.'">'.&mt($title{$chg}).
763: '.</td>');
764: my $count = 0;
765: my %todisplay;
766: foreach my $key (sort(keys(%{$$changes{$chg}}))) {
767: my ($num,$scope,$end,$start) = &unpack_acc_key($key);
768: my $newkey = $key;
769: if ($chg eq 'activate') {
770: $newkey =~ s/^(\d+)/$$translation{$1}/;
771: }
772: $todisplay{$scope}{$newkey} = $$updated_controls{$newkey};
773: }
774: &build_access_summary($r,$count,$chg,%todisplay);
775: }
776: }
777: $r->print(&Apache::loncommon::end_data_table());
778: } else {
779: if ((@{$processing{'activate'}} > 0) || (@{$processing{'update'}} > 0)) {
780: $errors .= '<span class="LC_error">'.
781: &mt('A problem occurred storing access control settings: [_1]',$outcome).
782: '</span>';
783: }
784: }
785: if ($errors) {
786: $r->print($errors);
787: }
788: }
789: my $allnew = 0;
790: my $totalnew = 0;
791: my $status = 'new';
792: my ($firstitem,$lastitem);
793: foreach my $newitem ('course','group','domains','users') {
794: $allnew += $env{'form.new'.$newitem};
795: }
796: if ($allnew > 0) {
797: my $now = time;
798: my $then = $now + (60*60*24*180); # six months approx.
799: &open_form($r,$url,$group);
800: foreach my $newitem ('course','group','domains','users') {
801: if ($env{'form.new'.$newitem} > 0) {
802: $r->print('<br />'.&mt('Add new <b>[_1]-based</b> access control for portfolio file: <b>[_2]</b>',$newitem,$env{'form.currentpath'}.$env{'form.selectfile'}).'<br /><br />');
803: $firstitem = $totalnew;
804: $lastitem = $totalnew + $env{'form.new'.$newitem};
805: $totalnew = $lastitem;
806: my @numbers;
807: for (my $i=$firstitem; $i<$lastitem; $i++) {
808: push (@numbers,$i);
809: }
810: &display_access_row($r,$status,$newitem,\@numbers,
811: $access_controls{$file_name},$now,$then);
812: }
813: }
814: &close_form($r,$url,$group);
815: } else {
816: my $group_arg;
817: if ($group) {
818: $group_arg = '&group='.$group;
819: }
820: $r->print('<br /><a href="'.$url.'?access='.$env{'form.selectfile'}.
821: '&currentpath='.$env{'form.currentpath'}.$group_arg.'">'.
822: &mt('Display all access settings for this file').'</a>');
823: }
824: return;
825: }
826:
827: sub build_access_record {
828: my ($num,$scope,$start,$end,$chg) = @_;
829: my $record = {
830: type => $scope,
831: time => {
832: start => $start,
833: end => $end
834: },
835: };
836:
837: if ($scope eq 'guest') {
838: $record->{'password'} = $env{'form.password'};
839: } elsif (($scope eq 'course') || ($scope eq 'group')) {
840: $record->{'domain'} = $env{'form.crsdom_'.$num};
841: $record->{'number'} = $env{'form.crsnum_'.$num};
842: my @role_ids;
843: my @delete_role_ids =
844: &Apache::loncommon::get_env_multiple('form.delete_role_'.$num);
845: my @preserves =
846: &Apache::loncommon::get_env_multiple('form.preserve_role_'.$num);
847: if (@delete_role_ids) {
848: foreach my $id (@preserves) {
849: if (grep {$_ = $id} (@delete_role_ids)) {
850: next;
851: }
852: push(@role_ids,$id);
853: }
854: } else {
855: push(@role_ids,@preserves);
856: }
857:
858: my $next_id = $env{'form.add_role_'.$num};
859: if ($next_id) {
860: push(@role_ids,$next_id);
861: }
862:
863: foreach my $id (@role_ids) {
864: my (@roles,@accesses,@sections,@groups);
865: if (($id == $next_id) && ($chg eq 'update')) {
866: @roles = split(/,/,$env{'form.role_'.$num.'_'.$next_id});
867: @accesses = split(/,/,$env{'form.access_'.$num.'_'.$next_id});
868: @sections = split(/,/,$env{'form.section_'.$num.'_'.$next_id});
869: @groups = split(/,/,$env{'form.group_'.$num.'_'.$next_id});
870: } else {
871: @roles = &Apache::loncommon::get_env_multiple('form.role_'.$num.'_'.$id);
872: @accesses = &Apache::loncommon::get_env_multiple('form.access_'.$num.'_'.$id);
873: @sections = &Apache::loncommon::get_env_multiple('form.section_'.$num.'_'.$id);
874: @groups = &Apache::loncommon::get_env_multiple('form.group_'.$num.'_'.$id);
875: }
876: $record->{'roles'}{$id}{'role'} = \@roles;
877: $record->{'roles'}{$id}{'access'} = \@accesses;
878: $record->{'roles'}{$id}{'section'} = \@sections;
879: $record->{'roles'}{$id}{'group'} = \@groups;
880: }
881: } elsif ($scope eq 'domains') {
882: my @doms = &Apache::loncommon::get_env_multiple('form.dom_'.$num);
883: $record->{'dom'} = \@doms;
884: } elsif ($scope eq 'users') {
885: my $userlist = $env{'form.users_'.$num};
886: $userlist =~ s/\s+//sg;
887: my %userhash = map { ($_,1) } (split(/,/,$userlist));
888: foreach my $user (keys(%userhash)) {
889: my ($uname,$udom) = split(/:/,$user);
890: push(@{$record->{'users'}}, {
891: 'uname' => $uname,
892: 'udom' => $udom
893: });
894: }
895: }
896: return $record;
897: }
898:
899: sub get_dates_from_form {
900: my ($id) = @_;
901: my $startdate;
902: my $enddate;
903: $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate_'.$id);
904: $enddate = &Apache::lonhtmlcommon::get_date_from_form('enddate_'.$id);
905: if ( exists ($env{'form.noend_'.$id}) ) {
906: $enddate = 0;
907: }
908: return ($startdate,$enddate);
909: }
910:
911: sub sort_users {
912: my ($users) = @_;
913: my @curr_users = map {
914: $_->{'uname'}.':'.$_->{'udom'}
915: } (@{$users});
916: my $curr_user_list = join(",\n",sort(@curr_users));
917: return $curr_user_list;
918: }
919:
920: sub access_setting_table {
921: my ($r,$access_controls) = @_;
922: my ($public,$publictext);
923: $publictext = &mt('Off');
924: my ($guest,$guesttext);
925: $guesttext = &mt('Off');
926: my @courses = ();
927: my @groups = ();
928: my @domains = ();
929: my @users = ();
930: my $now = time;
931: my $then = $now + (60*60*24*180); # six months approx.
932: my ($num,$scope,$publicnum,$guestnum);
933: my (%acl_count,%end,%start);
934: foreach my $key (sort(keys(%{$access_controls}))) {
935: ($num,$scope,$end{$key},$start{$key}) = &unpack_acc_key($key);
936: if ($scope eq 'public') {
937: $public = $key;
938: $publicnum = $num;
939: $publictext = &acl_status($start{$key},$end{$key},$now);
940: } elsif ($scope eq 'guest') {
941: $guest=$key;
942: $guestnum = $num;
943: $guesttext = &acl_status($start{$key},$end{$key},$now);
944: } elsif ($scope eq 'course') {
945: push(@courses,$key);
946: } elsif ($scope eq 'group') {
947: push(@groups,$key);
948: } elsif ($scope eq 'domains') {
949: push(@domains,$key);
950: } elsif ($scope eq 'users') {
951: push(@users,$key);
952: }
953: $acl_count{$scope} ++;
954: }
955: $r->print('<table border="0"><tr><td valign="top">');
956: $r->print('<h3>'.&mt('Public access:').' '.$publictext.'</h3>');
957: $r->print(&Apache::loncommon::start_data_table());
958: $r->print(&Apache::loncommon::start_data_table_header_row());
959: $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').'</th>');
960: $r->print(&Apache::loncommon::end_data_table_header_row());
961: $r->print(&Apache::loncommon::start_data_table_row());
962: if ($public) {
963: $r->print('<td>'.&actionbox('old',$publicnum,'public').'</td><td>'.
964: &dateboxes($publicnum,$start{$public},$end{$public}).'</td>');
965: } else {
966: $r->print('<td>'.&actionbox('new','0','public').'</td><td>'.
967: &dateboxes('0',$now,$then).'</td>');
968: }
969: $r->print(&Apache::loncommon::end_data_table_row());
970: $r->print(&Apache::loncommon::end_data_table());
971: $r->print('</td><td width="40"> </td><td valign="top">');
972: $r->print('<h3>'.&mt('Passphrase-protected access:').' '.$guesttext.'</h3>');
973: $r->print(&Apache::loncommon::start_data_table());
974: $r->print(&Apache::loncommon::start_data_table_header_row());
975: $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').
976: '</th><th>'. &mt('Passphrase').'</th>');
977: $r->print(&Apache::loncommon::end_data_table_header_row());
978: $r->print(&Apache::loncommon::start_data_table_row());
979: my $passwd;
980: if ($guest) {
981: $passwd = $$access_controls{$guest}{'password'};
982: $r->print('<td>'.&actionbox('old',$guestnum,'guest').'</td><td>'.
983: &dateboxes($guestnum,$start{$guest},$end{$guest}).'</td>');
984: } else {
985: $r->print('<td>'.&actionbox('new','1','guest').'</td><td>'.
986: &dateboxes('1',$now,$then).'</td>');
987: }
988: $r->print('<td><input type="text" size="15" name="password" value="'.
989: $passwd.'" /></td>');
990: $r->print(&Apache::loncommon::end_data_table_row());
991: $r->print(&Apache::loncommon::end_data_table());
992: $r->print('</td></tr><tr><td colspan="3"> </td></tr><tr><td valign="top">');
993: &access_element($r,'domains',\%acl_count,\@domains,$access_controls,$now,$then);
994: $r->print('</td><td> </td><td valign="top">');
995: &access_element($r,'users',\%acl_count,\@users,$access_controls,$now,$then);
996: $r->print('</td></tr><tr><td colspan="3"></td></tr><tr>');
997: if (@courses > 0 || @groups > 0) {
998: $r->print('<td colspan="3" valign="top">');
999: } else {
1000: $r->print('<td valign="top">');
1001: }
1002: &access_element($r,'course',\%acl_count,\@courses,$access_controls,$now,$then);
1003: $r->print('</td>');
1004: if (@courses > 0 || @groups > 0) {
1005: $r->print('</tr><tr><td colspan="3"> </td></tr><tr><td colspan="3" valign="top">');
1006: } else {
1007: $r->print('<td> </td><td valign="top">');
1008: }
1009: &access_element($r,'group',\%acl_count,\@groups,$access_controls,$now,$then);
1010: $r->print('</td></tr></table>');
1011: }
1012:
1013: sub acl_status {
1014: my ($start,$end,$now) = @_;
1015: if ($start > $now) {
1016: return &mt('Inactive');
1017: }
1018: if ($end && $end<$now) {
1019: return &mt('Inactive');
1020: }
1021: return &mt('Active');
1022: }
1023:
1024: sub access_element {
1025: my ($r,$type,$acl_count,$items,$access_controls,$now,$then) = @_;
1026: my $title = $type;
1027: $title =~ s/s$//;
1028: $title =~ s/^(\w)/uc($1)/e;
1029: $r->print('<h3>'.&mt('[_1]-based conditional access: ',$title));
1030: if ($$acl_count{$type}) {
1031: $r->print($$acl_count{$type}.' ');
1032: if ($$acl_count{$type} > 1) {
1033: $r->print(&mt('conditions'));
1034: } else {
1035: $r->print(&mt('condition'));
1036: }
1037: } else {
1038: $r->print(&mt('Off'));
1039: }
1040: $r->print('</h3>');
1041: &display_access_row($r,'old',$type,$items,$access_controls,$now,$then);
1042: return;
1043: }
1044:
1045: sub display_access_row {
1046: my ($r,$status,$type,$items,$access_controls,$now,$then) = @_;
1047: if (@{$items} > 0) {
1048: my @all_doms;
1049: my $colspan = 3;
1050: my $uctype = $type;
1051: $uctype =~ s/^(\w)/uc($1)/e;
1052: $r->print(&Apache::loncommon::start_data_table());
1053: $r->print(&Apache::loncommon::start_data_table_header_row());
1054: $r->print('<th>'.&mt('Action?').'</th><th>'.&mt($uctype).'</th><th>'.
1055: &mt('Dates available').'</th>');
1056: if (($type eq 'course') || ($type eq 'group')) {
1057: $r->print('<th>'.&mt('Allowed [_1] member affiliations',$type).
1058: '</th>');
1059: $colspan ++;
1060: } elsif ($type eq 'domains') {
1061: @all_doms = &Apache::loncommon::get_domains();
1062: }
1063: $r->print(&Apache::loncommon::end_data_table_header_row());
1064: foreach my $key (@{$items}) {
1065: $r->print(&Apache::loncommon::start_data_table_row());
1066: if (($type eq 'course') || ($type eq 'group')) {
1067: &course_row($r,$status,$type,$key,$access_controls,$now,$then);
1068: } elsif ($type eq 'domains') {
1069: &domains_row($r,$status,$key,\@all_doms,$access_controls,$now,
1070: $then);
1071: } elsif ($type eq 'users') {
1072: &users_row($r,$status,$key,$access_controls,$now,$then);
1073: }
1074: $r->print(&Apache::loncommon::end_data_table_row());
1075: }
1076: if ($status eq 'old') {
1077: $r->print(&Apache::loncommon::start_data_table_row());
1078: $r->print('<td colspan="',$colspan.'">'.&additional_item($type).
1079: '</td>');
1080: $r->print(&Apache::loncommon::end_data_table_row());
1081: }
1082: $r->print(&Apache::loncommon::end_data_table());
1083: } else {
1084: $r->print(&mt('No [_1]-based conditions defined.<br />',$type).
1085: &additional_item($type));
1086: }
1087: return;
1088: }
1089:
1090: sub course_js {
1091: return qq|
1092: <script type="text/javascript">
1093: function setRoleOptions(caller,num,cdom,cnum,type) {
1094: addIndexnum = getCallerIndex(caller);
1095: updateIndexnum = getIndex('update',num);
1096: if (caller.checked) {
1097: document.portform.elements[updateIndexnum].checked = true;
1098: var url = '/adm/portfolio?action=rolepicker&setroles='+addIndexnum+'&cnum='+cnum+'&cdom='+cdom+'&type='+type;
1099: var title = 'Roles_Chooser';
1100: var options = 'scrollbars=1,resizable=1,menubar=0';
1101: options += ',width=700,height=600';
1102: rolebrowser = open(url,title,options,'1');
1103: rolebrowser.focus();
1104: } else {
1105: for (var j=0;j<5;j++) {
1106: document.portform.elements[addIndexnum+j].value = '';
1107: }
1108: }
1109: }
1110:
1111: function getCallerIndex(caller) {
1112: for (var i=0;i<document.portform.elements.length;i++) {
1113: if (document.portform.elements[i] == caller) {
1114: return i;
1115: }
1116: }
1117: return -1;
1118: }
1119:
1120: function getIndex(name,value) {
1121: for (var i=0;i<document.portform.elements.length;i++) {
1122: if (document.portform.elements[i].name == name && document.portform.elements[i].value == value) {
1123: return i;
1124: }
1125: }
1126: return -1;
1127: }
1128:
1129: </script>
1130: |;
1131: }
1132:
1133: sub course_row {
1134: my ($r,$status,$type,$item,$access_controls,$now,$then) = @_;
1135: my $content;
1136: my $defdom = $env{'user.domain'};
1137: if ($status eq 'old') {
1138: $content = $$access_controls{$item};
1139: $defdom = $content->{'domain'};
1140: }
1141: my $js = &Apache::loncommon::coursebrowser_javascript($defdom)
1142: .&course_js();
1143: my $crsgrptext = 'Groups';
1144: if ($type eq 'group') {
1145: $crsgrptext = 'Teams';
1146: }
1147: my $uctype = $type;
1148: $uctype =~ s/^(\w)/uc($1)/e;
1149: my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
1150: $type);
1151: $r->print('<td>'.$js.&actionbox($status,$num,$scope).'</td>');
1152: if ($status eq 'old') {
1153: my $cid = $content->{'domain'}.'_'.$content->{'number'};
1154: my %course_description = &Apache::lonnet::coursedescription($cid);
1155: $r->print('<td><input type="hidden" name="crsdom_'.$num.'" value="'.$content->{'domain'}.'" /><input type="hidden" name="crsnum_'.$num.'" value="'.$content->{'number'}.'" />'.$course_description{'description'}.'</td>');
1156: } elsif ($status eq 'new') {
1157: $r->print('<td>'.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$num,'crsdom_'.$num,'description_'.$num,undef,undef,$uctype).' <input type="text" name="description_'.$num.'" size="30" /><input type="hidden" name="crsdom_'.$num.'" /><input type="hidden" name="crsnum_'.$num.'" /></td>');
1158: }
1159: $r->print('<td>'.&dateboxes($num,$start,$end).'</td>');
1160: $r->print('<td><table><tr>');
1161: $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Roles').'</th><th>'.
1162: &mt('Access').'</th><th>'.&mt('Sections').'</th><th>'.
1163: &mt($crsgrptext).'</th></tr>');
1164: if ($status eq 'old') {
1165: my $max_id = 0;
1166: foreach my $role_id (sort(keys(%{$content->{'roles'}}))) {
1167: if ($role_id > $max_id) {
1168: $max_id = $role_id;
1169: }
1170: $max_id ++;
1171: my $role_selects = &role_selectors($num,$role_id,$status,$type,$content,'display');
1172: $r->print('<tr><td><span style="white-space: nowrap"><label><input type="checkbox" name="delete_role_'.$num.'" value="'.$role_id.'" />'.&mt('Delete').'</label></span><br /><input type="hidden" name="preserve_role_'.$num.'" value="'.$role_id.'" /></td>'.$role_selects.'</tr>');
1173: }
1174: $r->print('</table><br />'.&mt('Add a roles-based condition').' <input type="checkbox" name ="add_role_'.$num.'" onClick="javascript:setRoleOptions(this,'."'$num','$content->{'domain'}','$content->{'number'}','$uctype'".')" value="'.$max_id.'" /><input type="hidden" name="role_'.$num.'_'.$max_id.'" /><input type="hidden" name="access_'.$num.'_'.$max_id.'" /><input type="hidden" name="section_'.$num.'_'.$max_id.'" /><input type="hidden" name="group_'.$num.'_'.$max_id.'" /></td>');
1175: } elsif ($status eq 'new') {
1176: my $role_id = 1;
1177: my $role_selects = &role_selectors($num,$role_id,$status,$type,undef,'display');
1178: $r->print('<tr><td><input type="checkbox" name="add_role_'.$num.'" value="'.$role_id.'" checked="checked" />'.&mt('Add').'<input type="hidden" name="grplist_'.$num.'_'.$role_id.'" /></td>'.$role_selects);
1179: $r->print('</tr></table></td>');
1180: }
1181: return;
1182: }
1183:
1184: sub domains_row {
1185: my ($r,$status,$item,$all_doms,$access_controls,$now,$then) = @_;
1186: my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
1187: 'domains');
1188: my $dom_select = '<select name="dom_'.$num.'" size="4" multiple="true">'.
1189: ' <option value="">'.&mt('Please select').'</option>';
1190: if ($status eq 'old') {
1191: my $content = $$access_controls{$item};
1192: foreach my $dom (@{$all_doms}) {
1193: if ((@{$content->{'dom'}} > 0)
1194: && (grep(/^\Q$dom\E$/,@{$content->{'dom'}}))) {
1195: $dom_select .= '<option value="'.$dom.'" selected>'.
1196: $dom.'</option>';
1197: } else {
1198: $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
1199: }
1200: }
1201: } else {
1202: foreach my $dom (@{$all_doms}) {
1203: $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
1204: }
1205: }
1206: $dom_select .= '</select>';
1207: $r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.$dom_select.
1208: '</td><td>'.&dateboxes($num,$start,$end).'</td>');
1209: }
1210:
1211: sub users_row {
1212: my ($r,$status,$item,$access_controls,$now,$then) = @_;
1213: my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
1214: 'users');
1215: my $curr_user_list;
1216: if ($status eq 'old') {
1217: my $content = $$access_controls{$item};
1218: $curr_user_list = &sort_users($content->{'users'});
1219: }
1220: $r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.&mt("Format for users' username:domain information:").'<br /><tt>sparty:msu,illini:uiuc ... etc.</tt><br /><textarea name="users_'.$num.'" cols="30" rows="5">'.$curr_user_list.'</textarea></td><td>'.&dateboxes($num,$start,$end).'</td>');
1221: }
1222:
1223: sub additional_item {
1224: my ($type) = @_;
1225: my $output = &mt('Add new [_1] condition(s)?',$type).' '.&mt('Number to add: ').'<input type="text" name="new'.$type.'" size="3" value="0" />';
1226: return $output;
1227: }
1228:
1229: sub actionbox {
1230: my ($status,$num,$scope) = @_;
1231: my $output = '<span style="white-space: nowrap"><label>';
1232: if ($status eq 'new') {
1233: $output .= '<input type="checkbox" name="activate" value="'.$num.'" />'.
1234: &mt('Activate');
1235: } else {
1236: $output .= '<input type="checkbox" name="delete" value="'.$num.
1237: '" />'.&mt('Delete').'</label></span><br /><span style="white-space: nowrap">'.
1238: '<label><input type="checkbox" name="update" value="'.
1239: $num.'" />'.&mt('Update');
1240: }
1241: $output .= '</label></span><input type="hidden" name="scope_'.$num. '" value="'.$scope.'" />';
1242: return $output;
1243: }
1244:
1245: sub dateboxes {
1246: my ($num,$start,$end) = @_;
1247: my $noend;
1248: if ($end == 0) {
1249: $noend = 'checked="checked"';
1250: }
1251: my $startdate = &Apache::lonhtmlcommon::date_setter('portform',
1252: 'startdate_'.$num,$start,undef,undef,undef,1,undef,
1253: undef,undef,1);
1254: my $enddate = &Apache::lonhtmlcommon::date_setter('portform',
1255: 'enddate_'.$num,$end,undef,undef,undef,1,undef,
1256: undef,undef,1). ' <span style="white-space: nowrap"><label>'.
1257: '<input type="checkbox" name="noend_'.
1258: $num.'" '.$noend.' />'.&mt('No end date').
1259: '</label></span>';
1260:
1261: my $output = &mt('Start: ').$startdate.'<br />'.&mt('End: ').$enddate;
1262: return $output;
1263: }
1264:
1265: sub unpack_acc_key {
1266: my ($acc_key) = @_;
1267: my ($num,$scope,$end,$start) = ($acc_key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
1268: return ($num,$scope,$end,$start);
1269: }
1270:
1271: sub set_identifiers {
1272: my ($status,$item,$now,$then,$scope) = @_;
1273: if ($status eq 'old') {
1274: return(&unpack_acc_key($item));
1275: } else {
1276: return($item,$scope,$then,$now);
1277: }
1278: }
1279:
1280: sub role_selectors {
1281: my ($num,$role_id,$status,$type,$content,$caller) = @_;
1282: my ($output,$cdom,$cnum,$longid);
1283: if ($caller eq 'display') {
1284: $longid = '_'.$num.'_'.$role_id;
1285: if ($status eq 'new') {
1286: foreach my $item ('role','access','section','group') {
1287: $output .= '<td><select name="'.$item.$longid.'">'.
1288: '<option value="">'.&mt('Pick [_1] first',$type).
1289: '</option></select></td>';
1290: }
1291: return $output;
1292: } else {
1293: $cdom = $$content{'domain'};
1294: $cnum = $$content{'number'};
1295: }
1296: } elsif ($caller eq 'rolepicker') {
1297: $cdom = $env{'form.cdom'};
1298: $cnum = $env{'form.cnum'};
1299: }
1300: my $uctype = $type;
1301: $uctype =~ s/^(\w)/uc($1)/e;
1302: my ($sections,$groups,$allroles,$rolehash,$accesshash) =
1303: &Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$uctype);
1304: if (!@{$sections}) {
1305: @{$sections} = ('none');
1306: } else {
1307: unshift(@{$sections},('all','none'));
1308: }
1309: if (!@{$groups}) {
1310: @{$groups} = ('none');
1311: } else {
1312: unshift(@{$groups},('all','none'));
1313: }
1314: my @allacesses = sort(keys(%{$accesshash}));
1315: my (%sectionhash,%grouphash);
1316: foreach my $sec (@{$sections}) {
1317: $sectionhash{$sec} = $sec;
1318: }
1319: foreach my $grp (@{$groups}) {
1320: $grouphash{$grp} = $grp;
1321: }
1322: my %lookup = (
1323: 'role' => $rolehash,
1324: 'access' => $accesshash,
1325: 'section' => \%sectionhash,
1326: 'group' => \%grouphash,
1327: );
1328: my @allaccesses = sort(keys(%{$accesshash}));
1329: my %allitems = (
1330: 'role' => $allroles,
1331: 'access' => \@allaccesses,
1332: 'section' => $sections,
1333: 'group' => $groups,
1334: );
1335: foreach my $item ('role','access','section','group') {
1336: $output .= '<td><select name="'.$item.$longid.'" multiple="true" size="4">'."\n";
1337: foreach my $entry (@{$allitems{$item}}) {
1338: if ($caller eq 'display') {
1339: if ((@{$$content{'roles'}{$role_id}{$item}} > 0) &&
1340: (grep(/^\Q$entry\E$/,@{$$content{'roles'}{$role_id}{$item}}))) {
1341: $output .= ' <option value="'.$entry.'" selected>'.
1342: $lookup{$item}{$entry}.'</option>';
1343: next;
1344: }
1345: }
1346: $output .= ' <option value="'.$entry.'">'.
1347: $lookup{$item}{$entry}.'</option>';
1348: }
1349: $output .= '</select>';
1350: }
1351: $output .= '</td>';
1352: return $output;
1353: }
1354:
1355: sub role_options_window {
1356: my ($r) = @_;
1357: my $cdom = $env{'form.cdom'};
1358: my $cnum = $env{'form.cnum'};
1359: my $type = $env{'form.type'};
1360: my $addindex = $env{'form.setroles'};
1361: my $grouptitle = 'Groups';
1362: if ($type eq 'Group') {
1363: $grouptitle = 'Teams';
1364: }
1365: my $role_selects = &role_selectors(1,1,'new',$type,undef,'rolepicker');
1366: $r->print(<<"END_SCRIPT");
1367: <script type="text/javascript">
1368: function setRoles() {
1369: var addidx = $addindex+1;
1370: for (var i=0; i<4; i++) {
1371: var copylist = '';
1372: for (var j=0; j<document.rolepicker.elements[i].length; j++) {
1373: if (document.rolepicker.elements[i].options[j].selected) {
1374: copylist = copylist + document.rolepicker.elements[i].options[j].value + ',';
1375: }
1376: }
1377: copylist = copylist.substr(0,copylist.length-1);
1378: opener.document.portform.elements[addidx+i].value = copylist;
1379: }
1380: self.close();
1381: }
1382: </script>
1383: END_SCRIPT
1384: $r->print(&mt('Select roles, course status, section(s) and group(s) for users who will be able to access the portfolio file.'));
1385: $r->print('<form name="rolepicker" action="/adm/portfolio" method="post"><table><tr><th>'.&mt('Roles').'</th><th>'.&mt('[_1] status',$type).'</th><th>'.&mt('Sections').'</th><th>'.&mt($grouptitle).'</th></tr><tr>'.$role_selects.'</tr></table><br /><input type="button" name="rolepickbutton" value="Save selections" onclick="setRoles()" />');
1386: return;
1387: }
1388:
1389: sub select_files {
1390: my ($r,$group) = @_;
1391: if ($env{'form.continue'} eq 'true') {
1392: # here we update the selections for the currentpath
1393: # eventually, have to handle removing those not checked, but . . .
1394: my @items=&Apache::loncommon::get_env_multiple('form.checkfile');
1395: if (scalar(@items)){
1396: &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
1397: }
1398: } else {
1399: #empty the file for a fresh start
1400: &Apache::lonnet::clear_selected_files($env{'user.name'});
1401: }
1402: my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
1403: my $java_files = join ",", @files;
1404: if ($java_files) {
1405: $java_files.=',';
1406: }
1407: my $javascript =(<<ENDSMP);
1408: <script type="text/javascript">
1409: function finishSelect() {
1410: ENDSMP
1411: $javascript .= 'fileList = "'.$java_files.'";';
1412: $javascript .= (<<ENDSMP);
1413: for (i=0;i<document.forms.checkselect.length;i++) {
1414: if (document.forms.checkselect[i].checked){
1415: fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
1416: }
1417: }
1418: opener.document.forms.lonhomework.$env{'form.fieldname'}.value=fileList;
1419: self.close();
1420: }
1421: </script>
1422: ENDSMP
1423: $r->print($javascript);
1424: $r->print("<h1>Select portfolio files</h1>
1425: Check as many as you wish in response to the problem.<br />");
1426: my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
1427: if (@otherfiles) {
1428: $r->print("<strong>Files selected from other directories:</strong><br />");
1429: foreach my $file (@otherfiles) {
1430: $r->print($file."<br />");
1431: }
1432: }
1433: }
1434: sub upload {
1435: my ($r,$url,$group)=@_;
1436: my $fname=$env{'form.uploaddoc.filename'};
1437: my $filesize = (length($env{'form.uploaddoc'})) / 1000; #express in k (1024?)
1438: my $disk_quota = 20000; # expressed in k
1439: if (defined($group)) {
1440: my $grp_quota = &get_group_quota($group); # quota expressed in k
1441: if ($grp_quota ne '') {
1442: $disk_quota = $grp_quota;
1443: } else {
1444: $disk_quota = 0;
1445: }
1446: }
1447: $fname=&Apache::lonnet::clean_filename($fname);
1448:
1449: my $portfolio_root=&get_portfolio_root($group);
1450: my ($uname,$udom) = &get_name_dom($group);
1451: my $port_path = &get_port_path($group);
1452: # Fixme --- Move the checking for existing file to LOND error return
1453: my @dir_list=&get_dir_list($portfolio_root,$group);
1454: my $found_file = 0;
1455: my $locked_file = 0;
1456: foreach my $line (@dir_list) {
1457: my ($file_name)=split(/\&/,$line,2);
1458: if ($file_name eq $fname){
1459: $file_name = $env{'form.currentpath'}.$file_name;
1460: $file_name = &prepend_group($file_name,$group);
1461: $found_file = 1;
1462: if (defined($group)) {
1463: $file_name = $group.'/'.$file_name;
1464: }
1465: if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1466: $locked_file = 1;
1467: }
1468: }
1469: }
1470: my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root);
1471: if (($current_disk_usage + $filesize) > $disk_quota){
1472: $r->print('<span class="LC_error">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes)</strong>. Disk quota will be exceeded.</span>'.
1473: '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
1474: $r->print(&done('Back',$url,$group));
1475: }
1476: elsif ($found_file){
1477: if ($locked_file){
1478: $r->print('<span class="LC_error">'.'Unable to upload <strong>'.$fname.'</strong>, a <strong>locked</strong> file by that name was found in <strong>'.$port_path.$env{'form.currentpath'}.'</strong></span>'.
1479: '<br />You will be able to rename or delete existing '.$fname.' after a grade has been assigned.');
1480: $r->print(&done('Back',$url,$group));
1481: } else {
1482: $r->print('<span class="LC_error">'.'Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>'.$port_path.$env{'form.currentpath'}.'</strong></span>'.
1483: '<br />To upload, rename or delete existing '.$fname.' in '.$port_path.$env{'form.currentpath'});
1484: $r->print(&done('Back',$url,$group));
1485: }
1486: } else {
1487: my $result=&Apache::lonnet::userfileupload('uploaddoc','',
1488: $port_path.$env{'form.currentpath'});
1489: if ($result !~ m|^/uploaded/|) {
1490: $r->print('<span class="LC_error">'.'An errror occured ('.$result.
1491: ') while trying to upload '.&display_file().'</span><br />');
1492: $r->print(&done('Back',$url,$group));
1493: } else {
1494: $r->print(&done(undef,$url,$group));
1495: }
1496: }
1497: }
1498:
1499: sub lock_info {
1500: my ($r,$url,$group) = @_;
1501: my ($uname,$udom) = &get_name_dom($group);
1502: my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
1503: $uname);
1504: my $file_name = $env{'form.lockinfo'};
1505: $file_name = &prepend_group($file_name,$group);
1506: if (defined($file_name) && defined($$current_permissions{$file_name})) {
1507: foreach my $array_item (@{$$current_permissions{$file_name}}) {
1508: if (ref($array_item) eq 'ARRAY') {
1509: my $filetext;
1510: if (defined($group)) {
1511: $filetext = '<strong>'.$env{'form.lockinfo'}.
1512: '</strong> (group: '.$group.')';
1513: } else {
1514: $filetext = '<strong>'.$file_name.'</strong>';
1515: }
1516: $r->print(&mt('[_1] was submitted in response to problem: ',
1517: $filetext).
1518: '<strong>'.&Apache::lonnet::gettitle($$array_item[0]).
1519: '</strong><br />');
1520: my %course_description = &Apache::lonnet::coursedescription($$array_item[1]);
1521: $r->print(&mt('In the course: <strong>[_1]</strong><br />',
1522: $course_description{'description'}));
1523: # $r->print('the third is '.$$array_item[2].'<br>');
1524: # $r->print("item is $$array_item[0]<br> and $$array_item[0]");
1525: }
1526: }
1527: }
1528: $r->print(&done('Back',$url,$group));
1529: return 'ok';
1530: }
1531: sub createdir {
1532: my ($r,$url,$group)=@_;
1533: my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
1534: if ($newdir eq '') {
1535: $r->print('<span class="LC_error">'.
1536: &mt("Error: no directory name was provided.").
1537: '</span><br />');
1538: $r->print(&done(undef,$url,$group));
1539: return;
1540: }
1541: my $portfolio_root = &get_portfolio_root($group);
1542: my @dir_list=&get_dir_list($portfolio_root,$group);
1543: my $found_file = 0;
1544: foreach my $line (@dir_list) {
1545: my ($filename)=split(/\&/,$line,2);
1546: if ($filename eq $newdir){
1547: $found_file = 1;
1548: }
1549: }
1550: if ($found_file){
1551: $r->print('<span class="LC_error">'.'Unable to create a directory named <strong>'.$newdir.
1552: ' </strong>a file or directory by that name already exists.</span><br />');
1553: } else {
1554: my ($uname,$udom) = &get_name_dom($group);
1555: my $port_path = &get_port_path($group);
1556: my $result=&Apache::lonnet::mkdiruserfile($uname,$udom,
1557: $port_path.$env{'form.currentpath'}.$newdir);
1558: if ($result ne 'ok') {
1559: $r->print('<span class="LC_error">'.'An errror occured ('.$result.
1560: ') while trying to create a new directory '.&display_file().'</span><br />');
1561: }
1562: }
1563: if ($newdir ne $env{'form.newdir'}) {
1564: $r->print("The new directory name was changed from:<br /><strong>".$env{'form.newdir'}."</strong> to <strong>$newdir </strong>");
1565: }
1566: $r->print(&done(undef,$url,$group));
1567: }
1568:
1569: sub get_portfolio_root {
1570: my ($group) = @_;
1571: my ($portfolio_root,$udom,$uname,$path);
1572: ($uname,$udom) = &get_name_dom($group);
1573: if (defined($group)) {
1574: $path = '/userfiles/groups/'.$group.'/portfolio';
1575: } else {
1576: $path = '/userfiles/portfolio';
1577: }
1578: return (&Apache::loncommon::propath($udom,$uname).$path);
1579: }
1580:
1581: sub get_group_quota {
1582: my ($group) = @_;
1583: my $group_quota;
1584: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1585: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1586: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
1587: if (%curr_groups) {
1588: my %group_info = &Apache::longroup::get_group_settings(
1589: $curr_groups{$group});
1590: $group_quota = $group_info{'quota'}; #expressed in Mb
1591: if ($group_quota) {
1592: $group_quota = 1000 * $group_quota; #expressed in k
1593: }
1594: }
1595: return $group_quota;
1596: }
1597:
1598: sub get_dir_list {
1599: my ($portfolio_root,$group) = @_;
1600: my ($uname,$udom) = &get_name_dom($group);
1601: return &Apache::lonnet::dirlist($env{'form.currentpath'},
1602: $udom,$uname,$portfolio_root);
1603: }
1604:
1605: sub get_name_dom {
1606: my ($group) = @_;
1607: my ($uname,$udom);
1608: if (defined($group)) {
1609: $udom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1610: $uname = $env{'course.'.$env{'request.course.id'}.'.num'};
1611: } else {
1612: $udom = $env{'user.domain'};
1613: $uname = $env{'user.name'};
1614: }
1615: return ($uname,$udom);
1616: }
1617:
1618: sub prepend_group {
1619: my ($filename,$group) = @_;
1620: if (defined($group)) {
1621: $filename = $group.$filename;
1622: }
1623: return $filename;
1624: }
1625:
1626: sub get_namespace {
1627: my ($group) = @_;
1628: my $namespace = 'portfolio';
1629: if (defined($group)) {
1630: my ($uname,$udom) = &get_name_dom($group);
1631: $namespace .= '_'.$udom.'_'.$uname.'_'.$group;
1632: }
1633: return $namespace;
1634: }
1635:
1636: sub get_port_path {
1637: my ($group) = @_;
1638: my $port_path;
1639: if (defined($group)) {
1640: $port_path = "groups/$group/portfolio";
1641: } else {
1642: $port_path = 'portfolio';
1643: }
1644: return $port_path;
1645: }
1646:
1647: sub missing_priv {
1648: my ($r,$url,$priv,$group) = @_;
1649: my $longtext = {
1650: upload => 'upload files',
1651: delete => 'delete files',
1652: rename => 'rename files',
1653: setacl => 'set access controls for files',
1654: };
1655: my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"');
1656: my $rtnlink = '<a href="'.$url;
1657: if ($url =~ /\?/) {
1658: $rtnlink .= '&';
1659: } else {
1660: $rtnlink .= '?';
1661: }
1662: $rtnlink .= 'currentpath='.$escpath;
1663: $r->print(&mt('<h3>Action disallowed</h3>'));
1664: $r->print(&mt('You do not have sufficient privileges to [_1] ',
1665: $longtext->{$priv}));
1666: if ($group) {
1667: $r->print(&mt("in the group's file repository."));
1668: $rtnlink .= '&group='.$group;
1669: } else {
1670: $r->print(&mt('in this portfolio.'));
1671: }
1672: $rtnlink .= '">'.&mt('Return to directory listing page').'</a>';
1673: $r->print('<br />'.$rtnlink);
1674: $r->print(&Apache::loncommon::end_page());
1675: return;
1676: }
1677:
1678: sub handler {
1679: # this handles file management
1680: my $r = shift;
1681: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1682: ['selectfile','currentpath','meta','lockinfo','currentfile','action',
1683: 'fieldname','mode','rename','continue','group','access','setnum',
1684: 'cnum','cdom','type','setroles','showversions']);
1685: my ($uname,$udom,$portfolio_root,$url,$group,$caller,$title);
1686: if ($r->uri =~ m|^(/adm/)([^/]+)|) {
1687: $url = $1.$2;
1688: $caller = $2;
1689: }
1690: my ($can_modify,$can_delete,$can_upload,$can_setacl);
1691: if ($caller eq 'coursegrp_portfolio') {
1692: # Needs to be in a course
1693: if (! ($env{'request.course.fn'})) {
1694: # Not in a course
1695: $env{'user.error.msg'}=
1696: "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio";
1697: return HTTP_NOT_ACCEPTABLE;
1698: }
1699: my $earlyout = 0;
1700: my $view_permission = &Apache::lonnet::allowed('vcg',
1701: $env{'request.course.id'});
1702: $group = $env{'form.group'};
1703: $group =~ s/\W//g;
1704: if ($group) {
1705: ($uname,$udom) = &get_name_dom($group);
1706: my %curr_groups = &Apache::longroup::coursegroups($udom,$uname,
1707: $group);
1708: if (%curr_groups) {
1709: if (($view_permission) || (&Apache::lonnet::allowed('rgf',
1710: $env{'request.course.id'}.'/'.$group))) {
1711: $portfolio_root = &get_portfolio_root($group);
1712: } else {
1713: $r->print('You do not have the privileges required to access the shared files space for this group.');
1714: $earlyout = 1;
1715: }
1716: } else {
1717: $r->print('Not a valid group for this course');
1718: $earlyout = 1;
1719: }
1720: $title = &mt('Group files').' for '.$group;
1721: } else {
1722: $r->print('Invalid group');
1723: $earlyout = 1;
1724: }
1725: if ($earlyout) { return OK; }
1726: if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) {
1727: $can_modify = 1;
1728: $can_delete = 1;
1729: $can_upload = 1;
1730: $can_setacl = 1;
1731: } else {
1732: if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) {
1733: $can_setacl = 1;
1734: }
1735: if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) {
1736: $can_upload = 1;
1737: }
1738: if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) {
1739: $can_modify = 1;
1740: }
1741: if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) {
1742: $can_delete = 1;
1743: }
1744: }
1745: } else {
1746: ($uname,$udom) = &get_name_dom();
1747: $portfolio_root = &get_portfolio_root();
1748: $title = &mt('Portfolio Manager');
1749: $can_modify = 1;
1750: $can_delete = 1;
1751: $can_upload = 1;
1752: $can_setacl = 1;
1753: }
1754:
1755: &Apache::loncommon::no_cache($r);
1756: &Apache::loncommon::content_type($r,'text/html');
1757: $r->send_http_header;
1758: # Give the LON-CAPA page header
1759: if ($env{"form.mode"} eq 'selectfile'){
1760: $r->print(&Apache::loncommon::start_page($title,undef,
1761: {'only_body' => 1}));
1762: } elsif ($env{'form.action'} eq 'rolepicker') {
1763: $r->print(&Apache::loncommon::start_page('New role-based condition',undef,
1764: {'no_nav_bar' => 1, }));
1765: } else {
1766: $r->print(&Apache::loncommon::start_page($title));
1767: }
1768: $r->rflush();
1769: if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
1770: $r->print('<span class="LC_error">'.
1771: 'No file was selected to upload.'.
1772: 'To upload a file, click <strong>Browse...</strong>'.
1773: ', select a file, then click <strong>Upload</strong>.'.
1774: '</span>');
1775: }
1776: if ($env{'form.meta'}) {
1777: &open_form($r,$url);
1778: # $r->print(&edit_meta_data($r, $env{'form.currentpath'}.$env{'form.selectfile'}));
1779: $r->print('Edit the meta data<br />');
1780: &close_form($r,$url,$group);
1781: }
1782: if ($env{'form.store'}) {
1783: }
1784:
1785: if ($env{'form.uploaddoc.filename'}) {
1786: if ($can_upload) {
1787: &upload($r,$url,$group);
1788: } else {
1789: &missing_priv($r,$url,'upload',$group),
1790: }
1791: } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
1792: if ($can_delete) {
1793: &delete_confirmed($r,$url,$group);
1794: } else {
1795: &missing_priv($r,$url,'delete',$group);
1796: }
1797: } elsif ($env{'form.action'} eq 'delete') {
1798: if ($can_delete) {
1799: &delete($r,$url,$group);
1800: } else {
1801: &missing_priv($r,$url,'delete',$group);
1802: }
1803: } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
1804: if ($can_delete) {
1805: &delete_dir_confirmed($r,$url,$group);
1806: } else {
1807: &missing_priv($r,$url,'delete',$group);
1808: }
1809: } elsif ($env{'form.action'} eq 'deletedir') {
1810: if ($can_delete) {
1811: &delete_dir($r,$url,$group);
1812: } else {
1813: &missing_priv($r,$url,'delete',$group);
1814: }
1815: } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
1816: if ($can_modify) {
1817: &rename_confirmed($r,$url,$group);
1818: } else {
1819: &missing_priv($r,$url,'rename',$group);
1820: }
1821: } elsif ($env{'form.rename'}) {
1822: $env{'form.selectfile'} = $env{'form.rename'};
1823: $env{'form.action'} = 'rename';
1824: if ($can_modify) {
1825: &rename($r,$url,$group);
1826: } else {
1827: &missing_priv($r,$url,'rename',$group);
1828: }
1829: } elsif ($env{'form.access'}) {
1830: $env{'form.selectfile'} = $env{'form.access'};
1831: $env{'form.action'} = 'chgaccess';
1832: &display_access($r,$url,$group,$can_setacl);
1833: } elsif ($env{'form.action'} eq 'chgaccess') {
1834: if ($can_setacl) {
1835: &update_access($r,$url,$group);
1836: } else {
1837: &missing_priv($r,$url,'setacl',$group);
1838: }
1839: } elsif ($env{'form.action'} eq 'rolepicker') {
1840: if ($can_setacl) {
1841: &role_options_window($r);
1842: } else {
1843: &missing_priv($r,$url,'setacl',$group);
1844: }
1845: } elsif ($env{'form.createdir'}) {
1846: if ($can_upload) {
1847: &createdir($r,$url,$group);
1848: } else {
1849: &missing_priv($r,$url,'upload',$group);
1850: }
1851: } elsif ($env{'form.lockinfo'}) {
1852: &lock_info($r,$url,$group);
1853: } else {
1854: my $current_path='/';
1855: if ($env{'form.currentpath'}) {
1856: $current_path = $env{'form.currentpath'};
1857: }
1858: my @dir_list=&get_dir_list($portfolio_root,$group);
1859: if ($dir_list[0] eq 'no_such_dir'){
1860: # two main reasons for this:
1861: # 1) never been here, so directory structure not created
1862: # 2) back-button navigation after deleting a directory
1863: if ($current_path eq '/'){
1864: &Apache::lonnet::mkdiruserfile($uname,$udom,
1865: &get_port_path($group));
1866: } else {
1867: # some directory that snuck in get rid of the directory
1868: # from the recent pulldown, just in case
1869: &Apache::lonhtmlcommon::remove_recent('portfolio',
1870: [$current_path]);
1871: $current_path = '/'; # force it back to the root
1872: }
1873: # now grab the directory list again, for the first time
1874: @dir_list=&Apache::lonnet::dirlist($current_path,
1875: $udom,$uname,$portfolio_root);
1876: }
1877: # need to know if directory is empty so it can be removed if desired
1878: my $is_empty=(@dir_list == 2);
1879: &display_common($r,$url,$current_path,$is_empty,\@dir_list,$group,
1880: $can_upload);
1881: &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group,
1882: $can_upload,$can_modify,$can_delete,$can_setacl);
1883: $r->print(&Apache::loncommon::end_page());
1884: }
1885: return OK;
1886: }
1887:
1888: 1;
1889: __END__
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