Annotation of loncom/interface/portfolio.pm, revision 1.46
1.3 banghart 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:
1.1 banghart 24: package Apache::portfolio;
25: use strict;
26: use Apache::Constants qw(:common :http);
1.2 banghart 27: use Apache::loncommon;
1.1 banghart 28: use Apache::lonnet;
1.2 banghart 29: use Apache::lontexconvert;
30: use Apache::lonfeedback;
31: use Apache::lonlocal;
1.16 banghart 32:
33: # receives a file name and path stub from username/userfiles/portfolio/
34: # returns an anchor tag consisting encoding filename and currentpath
1.23 albertel 35: sub make_anchor {
36: my ($filename, $current_path) = @_;
37: my $anchor = '<a href="/adm/portfolio?selectfile='.$filename.'¤tpath='.$current_path.'">'.$filename.'</a>';
1.8 albertel 38: return $anchor;
1.6 banghart 39: }
1.16 banghart 40:
1.24 albertel 41: my $dirptr=16384;
42: sub display_directory {
1.30 banghart 43: my ($r,$current_path,$is_empty,$dir_list)=@_;
1.18 banghart 44: my $iconpath= $r->dir_config('lonIconsURL') . "/";
1.20 banghart 45: $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr valign="middle">');
46: $r->print('<td bgcolor="#ccddaa" align="center">');
47: my $displayOut = '<form method="post" enctype="multipart/form-data">';
48: $displayOut = $displayOut.'<input name="uploaddoc" type="file" />'.
1.24 albertel 49: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
1.20 banghart 50: '<input type="submit" name="storeupl" value="Upload" />'.
51: '</form>';
52: $r->print($displayOut);
1.22 albertel 53: $r->print('</td></tr><tr><td bgcolor="#ccddaa" align="center">');
1.24 albertel 54: $displayOut = '<form method="post">';
55: $displayOut .= '<input name="newdir" type="input" />'.
56: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
1.22 albertel 57: '<input type="submit" name="createdir" value="'.&mt("Create Directory").'" />'.
58: '</form>';
59: $r->print($displayOut);
60: $r->print('</td></tr></table>');
1.24 albertel 61: my @tree = split (/\//,$current_path);
1.29 albertel 62: $r->print('<font size="+2">'.&make_anchor('portfolio','/').'/');
1.19 banghart 63: if (@tree > 1){
64: my $newCurrentPath = '';
65: for (my $i = 1; $i< @tree; $i++){
66: $newCurrentPath .= $tree[$i].'/';
1.23 albertel 67: $r->print(&make_anchor($tree[$i],'/'.$newCurrentPath).'/');
1.19 banghart 68: }
69: }
70: $r->print('</font>');
1.24 albertel 71: &Apache::lonhtmlcommon::store_recent('portfolio',$current_path,$current_path);
1.39 banghart 72: #Fixme -- remove from recent those paths that are deleted
1.22 albertel 73: $r->print('<br /><form method=post action="/adm/portfolio">'.
74: &Apache::lonhtmlcommon::select_recent('portfolio','currentpath',
75: 'this.form.submit();'));
1.21 banghart 76: $r->print("</form>");
1.45 banghart 77: if ($is_empty && ($current_path ne '/')) {
1.30 banghart 78: $displayOut = '<form method="post" action="/adm/portfolio">'.
79: '<input type="hidden" name="action" value="deletedir" />'.
80: '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
81: '<input type="hidden" name="selectfile" value="" />'.
82: '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
83: '</form>';
84:
85: $r->print($displayOut);
1.31 albertel 86: return;
87: }
1.18 banghart 88: $r->print('<table border="0" cellspacing="2" cellpadding="2">'.
1.22 albertel 89: '<tr><th>Actions</th><th> </th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
1.39 banghart 90: my $href_location="/uploaded/$ENV{'user.domain'}/$ENV{'user.name'}/portfolio$current_path";
1.26 albertel 91: foreach my $line (sort
92: {
93: my ($afile)=split('&',$a,2);
94: my ($bfile)=split('&',$b,2);
95: return (lc($afile) cmp lc($bfile));
96: } (@$dir_list)) {
1.18 banghart 97: #$strip holds directory/file name
98: #$dom
1.23 albertel 99: my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$line,16);
100: if (($filename ne '.') && ($filename ne '..')) {
101: if ($dirptr&$testdir) {
1.19 banghart 102: $r->print('<tr bgcolor="#FFAA99"><td><img src="'.$iconpath.'folder_closed.gif"></td>');
103: $r->print('<td>Go to ...</td>');
1.24 albertel 104: $r->print('<td>'.&make_anchor($filename.'/',$current_path.$filename.'/').'</td>');
1.19 banghart 105: $r->print('</tr>');
1.23 albertel 106: } else {
1.22 albertel 107: $r->print('<tr bgcolor="#CCCCFF">');
108: $r->print('<td>
1.39 banghart 109: <form method="post" action="/adm/portfolio">
110: <select name="action">
111: <option value=""></option>
112: <option value="delete">'.&mt("Delete").'</option>
113: <option value="rename">'.&mt("Rename").'</option>
114: </select>
115: <input type="submit" name="doit" value="Go" />
116: <input type="hidden" name="selectfile" value="'.$filename.'" />
117: <input type="hidden" name="currentpath" value="'.$current_path.'" />
118: </form>
119: </td>');
1.22 albertel 120: $r->print('<td><img src="'.$iconpath.'unknown.gif"></td>');
1.23 albertel 121: $r->print('<td><a href="'.$href_location.$filename.'">'.
1.39 banghart 122: $filename.'</a></td>');
1.22 albertel 123: $r->print('<td>'.$size.'</td>');
124: $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
1.19 banghart 125: $r->print('</tr>');
126: }
1.18 banghart 127: }
128: }
129: # <tr bgcolor="#FFAA99"> pink bg
130: # <tr bgcolor="#CCCCFF"> blue bg
1.24 albertel 131: # $r->print(&display_directory($current_path, $currentFile, @dir_list));
1.18 banghart 132: # $r->print('</td>><td>');
1.24 albertel 133: # $r->print(&display_actions($current_path, $currentFile, $isEmpty));
1.22 albertel 134: $r->print('</table></form>');
1.24 albertel 135: }
136:
137: sub open_form {
138: my ($r)=@_;
139: $r->print('<form method="post" action="/adm/portfolio">');
140: $r->print('<input type="hidden" name="action" value="'.
141: $ENV{'form.action'}.'" />');
142: $r->print('<input type="hidden" name="confirmed" value="1" />');
143: $r->print('<input type="hidden" name="selectfile" value="'.
144: $ENV{'form.selectfile'}.'" />');
145: $r->print('<input type="hidden" name="currentpath" value="'.
146: $ENV{'form.currentpath'}.'" />');
147: }
148:
149: sub close_form {
150: my ($r)=@_;
151: $r->print('<p><input type="submit" value="'.&mt('Continue').
152: '" /></p></form>');
153: $r->print('<form action="/adm/portfolio" method="POST">
154: <p>
155: <input type="hidden" name="currentpath" value="'.
156: $ENV{'form.currentpath'}.'" />
157: <input type="submit" value="'.&mt('Cancel').'" />
158: </p></form>');
159:
160: }
161:
162: sub display_file {
1.27 albertel 163: my ($path,$filename)=@_;
164: if (!defined($path)) { $path=$ENV{'form.currentpath'}; }
165: if (!defined($filename)) { $filename=$ENV{'form.selectfile'}; }
166: return '<tt>'.$path.$filename.'</tt>';
1.24 albertel 167: }
168:
169: sub done {
1.25 albertel 170: return ('<h3><a href="/adm/portfolio?currentpath='.
1.24 albertel 171: $ENV{'form.currentpath'}.'">'.&mt('Done').'</a></h3>');
172: }
173:
174: sub delete {
175: my ($r)=@_;
176: &open_form($r);
177: $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
178: &close_form($r);
179: }
180:
181: sub delete_confirmed {
182: my ($r)=@_;
183: my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
184: $ENV{'user.domain'},'portfolio'.
185: $ENV{'form.currentpath'}.
186: $ENV{'form.selectfile'});
187: if ($result ne 'ok') {
1.30 banghart 188: $r->print('<font color="red"> An error occured ('.$result.
1.25 albertel 189: ') while trying to delete '.&display_file().'</font><br />');
1.24 albertel 190: }
191: $r->print(&done());
192: }
193:
1.30 banghart 194: sub delete_dir {
195: my ($r)=@_;
196: &open_form($r);
197: $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
198: &close_form($r);
199: }
200:
201: sub delete_dir_confirmed {
202: my ($r)=@_;
203: my $directory_name = $ENV{'form.currentpath'};
204: $directory_name =~ m/\/$/;
205: $directory_name = $`;
206: my $result=&Apache::lonnet::removeuserfile($ENV{'user.name'},
207: $ENV{'user.domain'},'portfolio'.
208: $directory_name);
1.32 banghart 209:
1.30 banghart 210: if ($result ne 'ok') {
211: $r->print('<font color="red"> An error occured (dir) ('.$result.
212: ') while trying to delete '.$directory_name.'</font><br />');
1.32 banghart 213: } else {
1.41 banghart 214: # now remove from recent
215: # $r->print('<br /> removing '.$directory_name.'<br /');
1.42 banghart 216: &Apache::lonhtmlcommon::remove_recent('portfolio',[$directory_name.'/']);
1.32 banghart 217: my @dirs = split m!/!, $directory_name;
218:
219: # $directory_name =~ m/^(\/*\/)(\/*.)$/;
220: $directory_name='/';
221: for (my $i=1; $i < (@dirs - 1); $i ++){
222: $directory_name .= $dirs[$i].'/';
223: }
224: $ENV{'form.currentpath'} = $directory_name;
1.30 banghart 225: }
226: $r->print(&done());
227: }
228:
1.24 albertel 229: sub rename {
230: my ($r)=@_;
231: &open_form($r);
1.27 albertel 232: $r->print('<p>'.&mt('Rename').' '.&display_file().' to
233: <input name="filenewname" type="input" size="50" />?</p>');
1.24 albertel 234: &close_form($r);
235: }
236:
237: sub rename_confirmed {
238: my ($r)=@_;
1.27 albertel 239: my $filenewname=&Apache::lonnet::clean_filename($ENV{'form.filenewname'});
240: if ($filenewname eq '') {
241: $r->print('<font color="red">'.
242: &mt("Error: no valid filename was provided to rename to.").
243: '</font><br />');
244: $r->print(&done());
245: return;
246: }
247: my $result=
248: &Apache::lonnet::renameuserfile($ENV{'user.name'},$ENV{'user.domain'},
249: 'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.selectfile'},
250: 'portfolio'.$ENV{'form.currentpath'}.$ENV{'form.filenewname'});
251: if ($result ne 'ok') {
252: $r->print('<font color="red"> An errror occured ('.$result.
253: ') while trying to rename '.&display_file().' to '.
254: &display_file(undef,$filenewname).'</font><br />');
255: }
256: $r->print(&done());
257: }
1.24 albertel 258:
259: sub upload {
260: my ($r)=@_;
1.33 banghart 261: my $fname=$ENV{'form.uploaddoc.filename'};
1.38 banghart 262: my $filesize = (length($ENV{'form.uploaddoc'})) / 1000; #express in k (1024?)
263: my $disk_quota = 20000; # expressed in k
1.34 banghart 264: $fname=&Apache::lonnet::clean_filename($fname);
265: my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
1.33 banghart 266: $ENV{'user.name'}).
267: '/userfiles/portfolio';
1.38 banghart 268: # Fixme --- Move the checking for existing file to LOND error return
1.34 banghart 269: my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
270: $ENV{'user.domain'},
271: $ENV{'user.name'},$portfolio_root);
272: my $found_file = 0;
1.33 banghart 273: foreach my $line (@dir_list) {
1.34 banghart 274: my ($filename)=split(/\&/,$line,2);
1.33 banghart 275: if ($filename eq $fname){
276: $found_file = 1;
277: }
278: }
1.38 banghart 279: my $current_disk_usage = &Apache::lonnet::diskusage($ENV{'user.domain'}, $ENV{'user.name'},$portfolio_root);
280: if (($current_disk_usage + $filesize) > $disk_quota){
281: $r->print('<font color="red">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes</strong>. Disk quota will be exceeded.'.
282: '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
283: }
284: elsif ($found_file){
1.33 banghart 285: $r->print('<font color="red">Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>'.$ENV{'form.currentpath'}.'</strong></font>'.
286: '<br />To upload, rename or delete existing '.$fname.' in '.$ENV{'form.currentpath'});
287: } else {
288: my $result=&Apache::lonnet::userfileupload('uploaddoc','',
289: 'portfolio'.$ENV{'form.currentpath'});
290: if ($result !~ m|^/uploaded/|) {
1.34 banghart 291: $r->print('<font color="red"> An errror occured ('.$result.
292: ') while trying to upload '.&display_file().'</font><br />');
1.33 banghart 293: }
1.25 albertel 294: }
295: $r->print(&done());
296: }
297:
298: sub createdir {
299: my ($r)=@_;
1.28 albertel 300: my $newdir=&Apache::lonnet::clean_filename($ENV{'form.newdir'});
301: if ($newdir eq '') {
1.37 banghart 302: $r->print('<font color="red">'.
303: &mt("Error: no directory name was provided.").
304: '</font><br />');
305: $r->print(&done());
306: return;
1.28 albertel 307: }
1.37 banghart 308: my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
309: $ENV{'user.name'}).
310: '/userfiles/portfolio';
311: my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
312: $ENV{'user.domain'},
313: $ENV{'user.name'},$portfolio_root);
314: my $found_file = 0;
315: foreach my $line (@dir_list) {
316: my ($filename)=split(/\&/,$line,2);
317: if ($filename eq $newdir){
318: $found_file = 1;
319: }
320: }
321: if ($found_file){
322: $r->print('<font color="red"> Unable to create a directory named <strong>'.$newdir.
323: ' </strong>a file or directory by that name already exists.</font><br />');
324: } else {
325: my $result=&Apache::lonnet::mkdiruserfile($ENV{'user.name'},
326: $ENV{'user.domain'},'portfolio'.$ENV{'form.currentpath'}.$newdir);
327: if ($result ne 'ok') {
328: $r->print('<font color="red"> An errror occured ('.$result.
329: ') while trying to create a new directory '.&display_file().'</font><br />');
330: }
1.24 albertel 331: }
332: $r->print(&done());
333: }
334:
335: sub handler {
336: # this handles file management
337: my $r = shift;
1.33 banghart 338: my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
339: $ENV{'user.name'}).
340: '/userfiles/portfolio';
1.24 albertel 341: &Apache::loncommon::no_cache($r);
342: &Apache::loncommon::content_type($r,'text/html');
343: $r->send_http_header;
344: # Give the LON-CAPA page header
345: $r->print('<html><head><title>'.
346: &mt('Portfolio Manager').
347: "</title></head>\n".
348: &Apache::loncommon::bodytag('Portfolio Manager'));
349: $r->rflush();
350: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
351: ['selectfile','currentpath',
352: 'currentfile']);
1.40 banghart 353: if (($ENV{'form.storeupl'} eq 'Upload') & (!$ENV{'form.uploaddoc.filename'})){
354: $r->print('<font color="red"> No file was selected to upload.'.
355: 'To upload a file, click <strong>Browse...</strong>'.
356: ', select a file, then click <strong>Upload</strong>,</font>');
357: }
1.24 albertel 358: if ($ENV{'form.uploaddoc.filename'}) {
359: &upload($r);
1.27 albertel 360: } elsif ($ENV{'form.action'} eq 'delete' && $ENV{'form.confirmed'}) {
361: &delete_confirmed($r);
1.24 albertel 362: } elsif ($ENV{'form.action'} eq 'delete') {
1.27 albertel 363: &delete($r);
1.30 banghart 364: } elsif ($ENV{'form.action'} eq 'deletedir' && $ENV{'form.confirmed'}) {
1.31 albertel 365: &delete_dir_confirmed($r);
1.30 banghart 366: } elsif ($ENV{'form.action'} eq 'deletedir'){
1.31 albertel 367: &delete_dir($r);
1.27 albertel 368: } elsif ($ENV{'form.action'} eq 'rename' && $ENV{'form.confirmed'}) {
369: &rename_confirmed($r);
1.24 albertel 370: } elsif ($ENV{'form.action'} eq 'rename') {
371: &rename($r);
1.25 albertel 372: } elsif ($ENV{'form.createdir'}) {
373: &createdir($r);
1.24 albertel 374: } else {
375: my $current_path='/';
376: if ($ENV{'form.currentpath'}) {
377: $current_path = $ENV{'form.currentpath'};
378: }
1.43 banghart 379: my @dir_list=&Apache::lonnet::dirlist($current_path,
1.27 albertel 380: $ENV{'user.domain'},
381: $ENV{'user.name'},$portfolio_root);
1.46 ! albertel 382: if ($dir_list[0] eq 'no_such_dir'){
! 383: # two main reasons for this:
! 384: # 1) never been here, so directory structure not created
! 385: # 2) back-button navigation after deleting a directory
! 386: if ($current_path eq '/'){
1.43 banghart 387: &Apache::lonnet::mkdiruserfile($ENV{'user.name'},
1.46 ! albertel 388: $ENV{'user.domain'},'portfolio');
! 389: } else {
! 390: # some directory that snuck in get rid of the directory
! 391: # from the recent pulldown, just in case
! 392: &Apache::lonhtmlcommon::remove_recent('portfolio',
! 393: [$current_path]);
! 394: $current_path = '/'; # force it back to the root
! 395: }
! 396: # now grab the directory list again, for the first time
! 397: @dir_list=&Apache::lonnet::dirlist($current_path,
! 398: $ENV{'user.domain'},
! 399: $ENV{'user.name'},$portfolio_root);
1.43 banghart 400: }
1.46 ! albertel 401: # need to know if directory is empty so it can be removed if desired
! 402: my $is_empty=(@dir_list == 2);
! 403: &display_directory($r,$current_path,$is_empty,\@dir_list);
! 404: $r->print("</body>\n</html>\n");
! 405: return OK;
1.30 banghart 406: }
1.2 banghart 407: }
1.1 banghart 408: 1;
409: __END__
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