Annotation of loncom/interface/portfolio.pm, revision 1.222

1.125     albertel    1: # The LearningOnline Network
                      2: # portfolio browser
                      3: #
1.222   ! raeburn     4: # $Id: portfolio.pm,v 1.221 2010/03/26 22:27:06 raeburn Exp $
1.125     albertel    5: #
1.3       banghart    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: 
1.1       banghart   29: package Apache::portfolio;
                     30: use strict;
                     31: use Apache::Constants qw(:common :http);
1.2       banghart   32: use Apache::loncommon;
1.1       banghart   33: use Apache::lonnet;
1.2       banghart   34: use Apache::lontexconvert;
                     35: use Apache::lonfeedback;
                     36: use Apache::lonlocal;
1.82      albertel   37: use Apache::lonnet;
1.99      raeburn    38: use Apache::longroup;
1.132     raeburn    39: use Apache::lonhtmlcommon;
1.113     albertel   40: use HTML::Entities;
1.221     raeburn    41: use LONCAPA qw(:DEFAULT :match);
1.16      banghart   42: 
1.137     albertel   43: sub group_args {
                     44:     my $output;
                     45:     if (defined($env{'form.group'})) {
1.138     albertel   46:         $output .= '&group='.$env{'form.group'};
1.137     albertel   47: 	if (defined($env{'form.ref'})) {
                     48: 	    $output .= '&ref='.$env{'form.ref'};
                     49: 	}
                     50:     }
                     51:     return $output;
                     52: }
                     53: 
                     54: sub group_form_data {
                     55:     my $output;
                     56:     if (defined($env{'form.group'})) {
1.138     albertel   57: 	$output = '<input type="hidden" name="group" value="'.$env{'form.group'}.'" />';
1.137     albertel   58: 	if (exists($env{'form.ref'})) {
                     59: 	    $output .= '<input type="hidden" name="ref" value="'.
                     60: 		$env{'form.ref'}.'" />';
                     61: 	}
                     62:     }
1.139     albertel   63:     return $output;
1.137     albertel   64: } 
                     65: 
1.16      banghart   66: # receives a file name and path stub from username/userfiles/portfolio/
                     67: # returns an anchor tag consisting encoding filename and currentpath
1.23      albertel   68: sub make_anchor {
1.149     banghart   69:     my ($url, $anchor_fields, $inner_text) = @_;
                     70:     if ($$anchor_fields{'continue'} ne 'true') {$$anchor_fields{'continue'} = 'false'};
                     71:     my $anchor = '<a href="'.$url.'?';
                     72:     foreach my $field_name (keys(%$anchor_fields)) {
                     73:         $anchor .= $field_name.'='.$$anchor_fields{$field_name}.'&amp;';
                     74:     }
1.151     banghart   75:     $anchor =~ s/&amp;$//;
1.138     albertel   76:     $anchor .= &group_args();
1.149     banghart   77:     $anchor .= '">'.$inner_text.'</a>';
1.8       albertel   78:     return $anchor;
1.6       banghart   79: }
1.138     albertel   80: 
1.24      albertel   81: my $dirptr=16384;
1.48      banghart   82: sub display_common {
1.206     raeburn    83:     my ($r,$url,$current_path,$is_empty,$dir_list,$can_upload,$group)=@_;
1.138     albertel   84:     my $namespace = &get_namespace();
                     85:     my $port_path = &get_port_path();
1.120     raeburn    86:     if ($can_upload) {
1.137     albertel   87:         my $groupitem = &group_form_data();
                     88: 
1.120     raeburn    89:         my $iconpath= $r->dir_config('lonIconsURL') . "/";
1.199     bisitz     90:         my %lt=&Apache::lonlocal::texthash(
1.216     bisitz     91:                    'upload'          => 'Upload',
                     92:                    'upload_label'    => 'Upload file to current directory',
                     93:                    'createdir'       => 'Create Subdirectory',
                     94:                    'createdir_label' => 'Create subdirectory in current directory',
                     95:                    'parse'           => 'Upload embedded images/multimedia/css/linked files if HTML file',
                     96:                );
1.120     raeburn    97:         my $escuri = &HTML::Entities::encode($r->uri,'&<>"');
1.168     albertel   98: 	my $help_fileupload = &Apache::loncommon::help_open_topic('Portfolio AddFiles');
                     99: 	my $help_createdir = &Apache::loncommon::help_open_topic('Portfolio CreateDirectory');
1.206     raeburn   100:         my $help_portfolio = &Apache::loncommon::help_open_topic('Portfolio About', &mt('Help on the portfolio'));
                    101:         $r->print(&display_usage($group));
1.195     raeburn   102:         my $parse_check;
                    103:         if (!&suppress_embed_prompt()) {
                    104:             $parse_check = <<"END";
                    105:         <br />
                    106:         <span class="LC_nobreak">
1.216     bisitz    107:          <label>
                    108:           <input type="checkbox" name="parserflag" checked="checked" />
                    109:           $lt{'parse'}
1.195     raeburn   110:          </label>
                    111:         </span>
                    112: END
                    113:         }
1.199     bisitz    114: 
1.206     raeburn   115:         $r->print('<div>'.$help_portfolio);
1.199     bisitz    116:         # Upload File
                    117:         $r->print('<div class="LC_left_float">'
                    118:                  .'<form method="post" enctype="multipart/form-data" action="'.$escuri.'">'
                    119:                  .'<fieldset>'
                    120:                  .'<legend>'.$lt{'upload_label'}.'</legend>'
                    121:                  .$groupitem 
                    122:                  .'<input name="uploaddoc" type="file" />'
                    123:                  .'<input type="hidden" name="currentpath" value="'.$current_path.'" />'
                    124:                  .'<input type="hidden" name="action" value="'.$env{"form.action"}.'" />'
                    125:                  .'<input type="hidden" name="fieldname" value="'.$env{"form.fieldname"}.'" />'
                    126:                  .'<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />'
                    127:                  .'<input type="submit" name="storeupl" value="'.$lt{'upload'}.'" />'
                    128:                  .$help_fileupload
                    129:                  .$parse_check
                    130:                  .'</fieldset>'
                    131:                  .'</form>'
                    132:                  .'</div>'
                    133:         );
                    134:         # Create Subdirectory
                    135:         $r->print('<div class="LC_left_float">'
                    136:                  .'<form method="post" action="'.$escuri.'">'
                    137:                  .'<fieldset>'
                    138:                  .'<legend>'.$lt{'createdir_label'}.'</legend>'
1.204     raeburn   139:                  .'<input name="newdir" type="text" />'.$groupitem
1.199     bisitz    140:                  .'<input type="hidden" name="currentpath" value="'.$current_path.'" />'
                    141:                  .'<input type="hidden" name="action" value="'.$env{"form.action"}.'" />'
                    142:                  .'<input type="hidden" name="fieldname" value="'.$env{"form.fieldname"}.'" />'
                    143:                  .'<input type="hidden" name="mode" value="'.$env{"form.mode"}.'" />'
                    144:                  .'<input type="submit" name="createdir" value="'.$lt{'createdir'}.'" />'
                    145:                  .$help_createdir
                    146:                  .'</fieldset>'
                    147:                  .'</form>'
                    148:                  .'</div>'
                    149:         );
                    150:         $r->print('</div>');
                    151:     } # end "if can_upload"
                    152: 
1.24      albertel  153:     my @tree = split (/\//,$current_path);
1.150     banghart  154:     my %anchor_fields = (
1.149     banghart  155:         'selectfile'    => $port_path,
                    156:         'currentpath'   => '/',
                    157:         'mode'          => $env{"form.mode"},
                    158:         'fieldname'     => $env{"form.fieldname"},
                    159:         'continue'      => $env{"form.continue"}
                    160:     );
1.215     bisitz    161:     $r->print('<br clear="all" />');
1.149     banghart  162:     $r->print('<span class="LC_current_location">'.&make_anchor($url,\%anchor_fields,$port_path).'/');
1.19      banghart  163:     if (@tree > 1){
1.176     albertel  164:         my $newCurrentPath = '/';
1.19      banghart  165:         for (my $i = 1; $i< @tree; $i++){
                    166:             $newCurrentPath .= $tree[$i].'/';
1.150     banghart  167:             my %anchor_fields = (
1.149     banghart  168:                 'selectfile' => $tree[$i],
1.176     albertel  169:                 'currentpath' => $newCurrentPath,
1.149     banghart  170:                 'mode' => $env{"form.mode"},
                    171:                 'fieldname' => $env{"form.fieldname"},
                    172:                 'continue' => $env{"form.continue"}
                    173:             );
                    174:             $r->print(&make_anchor($url,\%anchor_fields,$tree[$i]).'/');
1.19      banghart  175:         }
                    176:     }
1.117     albertel  177:     $r->print('</span>');
1.168     albertel  178:     $r->print(&Apache::loncommon::help_open_topic('Portfolio ChangeDirectory'));
1.94      raeburn   179:     &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path);
1.137     albertel  180:     $r->print('<br /><form method="post" action="'.$url.'?mode='.$env{"form.mode"}.'&amp;fieldname='.$env{"form.fieldname"}.&group_args());
1.94      raeburn   181:     $r->print('">'.
                    182: 	      &Apache::lonhtmlcommon::select_recent($namespace,'currentpath',
1.22      albertel  183: 						    'this.form.submit();'));
1.21      banghart  184:     $r->print("</form>");
1.48      banghart  185: }
1.137     albertel  186: 
1.206     raeburn   187: sub display_usage {
                    188:     my ($group) = @_;
                    189:     my $disk_quota = &get_quota($group);
                    190:     my $getpropath = 1;
                    191:     my $portfolio_root = &get_portfolio_root();
                    192:     my ($uname,$udom) = &get_name_dom($group);
                    193:     my $current_disk_usage =
                    194:          &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
                    195:     my $usage = $current_disk_usage/1000;
                    196:     my $quota = $disk_quota/1000;
                    197:     my $percent;
                    198:     if ($disk_quota == 0) {
                    199:         $percent = 100.0;
                    200:     } else {
                    201:         $percent = 100*($current_disk_usage/$disk_quota);
                    202:     }
                    203:     $usage = sprintf("%.2f",$usage);
                    204:     $quota = sprintf("%.2f",$quota);
                    205:     $percent = sprintf("%.0f",$percent);
                    206:     my ($color,$cssclass);
                    207:     if ($percent <= 60) {
                    208:         $color = '#00A000';
                    209:     } elsif ($percent > 60 && $percent < 90) {
                    210:         $color = '#FFD300';
                    211:         $cssclass = 'class="LC_warning"';
                    212:     } elsif( $percent >= 90) {
                    213:         $color = '#FF0000';
                    214:         $cssclass = 'class="LC_error"';
                    215:     }
                    216:     my $prog_width = $percent;
                    217:     if ($prog_width > 100) {
                    218:         $prog_width = 100;
                    219:     }
                    220:     my $disk_meter = '
                    221:   <div id="meter1" align="left" '.$cssclass.'>'.&mt('Currently using [_1] of the [_2] available.',$usage.' MB <span style="font-weight:bold;">('.$percent.'%)</span>',$quota.' MB')."\n".
                    222: '   <div id="meter2" style="display:block; margin-top:5px; margin-bottom:5px; margin-left:0px; margin-right:0px; width:400px; border:1px solid #000000; height:10px;">'."\n".
                    223: '    <div id="meter3" style="display:block; background-color:'.$color.'; width:'.$prog_width.'%; height:10px; color:#000000; margin:0px;"></div>'."\n".
                    224: '   </div>'."\n".
                    225: '  </div>';
1.218     raeburn   226:     return &Apache::loncommon::head_subbox($disk_meter);
1.206     raeburn   227: }
                    228: 
1.134     banghart  229: sub display_directory_line {
1.156     albertel  230:     my ($r,$select_mode, $filename, $mtime, $size, $css_class,
1.137     albertel  231: 	$line, $access_controls, $curr_access, $now, $version_flag,
1.140     banghart  232: 	$href_location, $url, $current_path, $access_admin_text, $versions)=@_;
1.156     albertel  233: 
                    234:     my $fullpath =  &prepend_group($current_path.$filename);
1.197     bisitz    235:     $r->print(&Apache::loncommon::start_data_table_row());
1.153     banghart  236:     $r->print($line); # contains first two cells of table
1.155     banghart  237:     my $lock_info;
1.156     albertel  238:     if ($version_flag) { # versioned can't be versioned, so TRUE when root file
1.213     droeschl  239:         $r->print('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" class="LC_fileicon" /></td>');
1.156     albertel  240:         $r->print('<td>'.$version_flag.'</td>');
1.153     banghart  241:     } else { # this is a graded or handed back file
1.191     raeburn   242:         my ($user,$domain) = &get_name_dom($env{'form.group'});
1.154     banghart  243:         my $permissions_hash = &Apache::lonnet::get_portfile_permissions($domain,$user);
1.156     albertel  244:         if (defined($$permissions_hash{$fullpath})) {
                    245:             foreach my $array_item (@{$$permissions_hash{$fullpath}}) {
1.155     banghart  246:                 if (ref($array_item) eq 'ARRAY') {
1.156     albertel  247:                     if ($$array_item[-1] eq 'handback') {
1.155     banghart  248:                         $lock_info = 'Handback';
1.156     albertel  249:                     } elsif ($$array_item[-1] eq 'graded') {
1.155     banghart  250:                         $lock_info = 'Graded';
1.154     banghart  251:                     }
1.155     banghart  252:                  }
1.154     banghart  253:             }
                    254:         }
1.156     albertel  255: 	if ($lock_info) {
                    256: 	    my %anchor_fields = ('lockinfo' => $fullpath);
1.161     banghart  257: 	    if ($versions) { # hold the folder open
                    258: 	        my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($fullpath);
                    259: 	        $fname =~ s|^/||;
                    260: 	        $anchor_fields{'showversions'} = $fname.'.'.$extension;
                    261: 	    }
1.156     albertel  262: 	    $lock_info = &make_anchor(undef,\%anchor_fields,$lock_info);
                    263: 	}
                    264: 	$r->print('<td colspan="2">'.$lock_info.'</td>');
1.153     banghart  265:     }
                    266:     # $r->print('<td>'.$$version_flag{$filename}.'</td><td>');
                    267:     $r->print('<td>'.&make_anchor($href_location.$filename,undef,$filename).'</td>'); 
1.137     albertel  268:     $r->print('<td>'.$size.'</td>');
                    269:     $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
                    270:     if ($select_mode ne 'true') {
1.197     bisitz    271:         $r->print('<td class="'.$css_class.'">&nbsp;&nbsp;</td>'); # Display status
                    272:         $r->print('<td><span class="LC_nobreak">'
                    273:                  .&mt($curr_access).'&nbsp;&nbsp;&nbsp;'
                    274:        );
1.152     albertel  275:         my %anchor_fields = (
1.150     banghart  276:             'access' => $filename,
                    277:             'currentpath' => $current_path
                    278:         );
                    279: 	$r->print(&make_anchor($url, \%anchor_fields, $access_admin_text).'</span></td>');
1.197     bisitz    280:     } else {
                    281:         $r->print('<td class="'.$css_class.'">&nbsp;&nbsp;</td>'); # Display status
1.137     albertel  282:     }
1.197     bisitz    283:     $r->print(&Apache::loncommon::end_data_table_row().$/);
1.134     banghart  284: }
1.137     albertel  285: 
1.48      banghart  286: sub display_directory {
1.138     albertel  287:     my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload,
1.137     albertel  288:         $can_modify,$can_delete,$can_setacl)=@_;
1.48      banghart  289:     my $iconpath= $r->dir_config('lonIconsURL') . "/";
                    290:     my $display_out;
1.77      banghart  291:     my $select_mode;
                    292:     my $checked_files;
1.138     albertel  293:     my $port_path = &get_port_path();
1.191     raeburn   294:     my ($uname,$udom) = &get_name_dom($group);
1.120     raeburn   295:     my $access_admin_text = &mt('View Status');
                    296:     if ($can_setacl) {
                    297:         $access_admin_text = &mt('View/Change Status');
                    298:     }
                    299: 
1.102     raeburn   300:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    301:                                                                         $uname);
                    302:     my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash(
                    303:                                                   $current_permissions,$group);
                    304:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group);
                    305:     my $now = time;
1.170     raeburn   306:     if ($env{"form.mode"} eq 'selectfile') {
1.77      banghart  307: 	&select_files($r);
1.94      raeburn   308: 	$checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'});
1.77      banghart  309: 	$select_mode = 'true';
                    310:     } 
1.120     raeburn   311:     if ($is_empty && ($current_path ne '/') && $can_delete) {
1.137     albertel  312:         $display_out = '<form method="post" action="'.$url.'">'.
                    313: 	    &group_form_data().
1.30      banghart  314:         '<input type="hidden" name="action" value="deletedir" />'.
1.199     bisitz    315:         '<p>'.
1.30      banghart  316:         '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
1.199     bisitz    317:         '</p>'.
1.30      banghart  318:         '<input type="hidden" name="selectfile" value="" />'.
                    319:         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
                    320:         '</form>';
                    321:         
1.48      banghart  322:         $r->print($display_out);
1.31      albertel  323: 	return;
                    324:     }
1.77      banghart  325:     if ($select_mode eq 'true') {
1.113     albertel  326:         $r->print('<form method="post" name="checkselect" action="'.$url.'">');
1.197     bisitz    327:         $r->print(&Apache::loncommon::start_data_table()
                    328:                  .&Apache::loncommon::start_data_table_header_row()
                    329:                  .'<th>'.&mt('Select').'</th>'
                    330:                  .'<th>&nbsp;</th><th>&nbsp;</th>'
                    331:                  .'<th>'.&mt('Name').'</th>'
                    332:                  .'<th>'.&mt('Size').'</th>'
                    333:                  .'<th>'.&mt('Last Modified').'</th>'
                    334:                  .'<th>&nbsp;</th>'
                    335:                  .&Apache::loncommon::end_data_table_header_row()
                    336:         );
1.77      banghart  337:     } else {
1.113     albertel  338:         $r->print('<form method="post" action="'.$url.'">');
1.168     albertel  339: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio FileList',
1.187     bisitz    340: 						      &mt('Using the portfolio file list')));
1.197     bisitz    341:         $r->print(&Apache::loncommon::start_data_table()
                    342:                  .&Apache::loncommon::start_data_table_header_row()
1.187     bisitz    343:                  .'<th colspan="2">'.&mt('Actions'). &Apache::loncommon::help_open_topic('Portfolio FileAction').'</th>'
                    344:                  .'<th>&nbsp;</th><th>&nbsp;</th>'
                    345:                  .'<th>'.&mt('Name').&Apache::loncommon::help_open_topic('Portfolio OpenFile').'</th>'
                    346:                  .'<th>'.&mt('Size').'</th>'
                    347:                  .'<th>'.&mt('Last Modified').'</th>'
1.197     bisitz    348:                  .'<th>&nbsp;</th>'
1.187     bisitz    349:                  .'<th>'.&mt('Current Access Status').&Apache::loncommon::help_open_topic('Portfolio ShareFile').'</th>'
1.197     bisitz    350:                  .&Apache::loncommon::end_data_table_header_row());
1.94      raeburn   351:     }
1.137     albertel  352:     $r->print("\n".&group_form_data()."\n");
                    353: 
1.94      raeburn   354:     my $href_location="/uploaded/$udom/$uname/$port_path".$current_path;
                    355:     my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path;
1.105     banghart  356:     my @dir_lines;
                    357:     my %versioned;
1.140     banghart  358:     foreach my $dir_line (sort 
1.26      albertel  359: 		      { 
                    360: 			  my ($afile)=split('&',$a,2);
                    361: 			  my ($bfile)=split('&',$b,2);
                    362: 			  return (lc($afile) cmp lc($bfile));
                    363: 		      } (@$dir_list)) {
1.140     banghart  364:     	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16); 
1.77      banghart  365:     	$filename =~ s/\s+$//;
1.105     banghart  366:     	my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
                    367:     	if ($version) {
1.156     albertel  368: 	    my $fullpath = &prepend_group($current_path.$fname.'.'.$extension);
                    369:     	    push(@{ $versioned{$fullpath} },
                    370: 		 [$filename,$dom,$testdir,$size,$mtime,$obs,]);
1.131     banghart  371:     	} else {
                    372:     	    push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
1.105     banghart  373:     	}
                    374:     }
1.140     banghart  375:     foreach my $dir_line (@dir_lines) {
                    376:         my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$dir_line;
1.105     banghart  377:         my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
1.93      albertel  378:     	if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
1.156     albertel  379:     	    my $version_flag;
1.131     banghart  380:     	    my $show_versions;
1.156     albertel  381: 	    my $fullpath =  &prepend_group($current_path.$filename);
1.162     banghart  382:     	    if ($env{'form.showversions'} =~ /$filename/) {
1.131     banghart  383:     	        $show_versions = 'true';
                    384:     	    }
1.156     albertel  385:     	    if (exists($versioned{$fullpath})) {
1.152     albertel  386:     	        my %anchor_fields = (
1.156     albertel  387:     	            'selectfile' => $fullpath,
1.150     banghart  388:     	            'continue' => 'false',
                    389:     	            'currentpath' => $current_path,
                    390:     	        );
1.134     banghart  391:     	        if ($show_versions) {
1.162     banghart  392:     	            # Must preserve other possible showversion files
                    393:     	            my $version_remainder = $env{'form.showversions'};
                    394:     	            $version_remainder =~ s/$filename//g;    	            
                    395:     	            $anchor_fields{'showversions'} = $version_remainder;
1.156     albertel  396:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  397:                         '<img class="LC_icon" alt="'.&mt('opened folder').'" src="'.$iconpath.'folder_pointer_opened.gif" />');
1.134     banghart  398:     	        } else {
1.162     banghart  399:     	            # allow multiple files to show versioned
                    400:     	            $anchor_fields{'showversions'} = $env{'form.showversions'}.','.$filename;
1.156     albertel  401:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  402:                         '<img class="LC_icon" alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" />');
1.134     banghart  403:                 }
1.129     banghart  404:     	    } else {
1.156     albertel  405:     	        $version_flag = '&nbsp;';
1.129     banghart  406:     	    }
1.23      albertel  407:             if ($dirptr&$testdir) {
1.197     bisitz    408: 		my $colspan_folder='';
                    409: 		my $colspan_fill='';
1.77      banghart  410:                 if ($select_mode eq 'true'){
1.197     bisitz    411:                     $colspan_fill=' colspan="3"';
                    412:                 } else {
                    413:                     $colspan_folder=' colspan="2"';
                    414:                     $colspan_fill=' colspan="4"';
1.64      banghart  415:                 }
1.197     bisitz    416: 		$r->print('<tr class="LC_browser_folder">');
1.213     droeschl  417:                 $r->print('<td'.$colspan_folder.'><img alt="'.&mt('closed folder').'" src="'.$iconpath.'navmap.folder.closed.gif" class="LC_fileicon" /></td>'
1.197     bisitz    418:                          .'<td>'.&mt('Go to ...').'</td>');
1.152     albertel  419:                 my %anchor_fields = (
1.149     banghart  420:                     'selectfile'    => $filename.'/',
                    421:                     'currentpath'   => $current_path.$filename.'/',
                    422:                     'mode'          => $env{"form.mode"},
                    423:                     'fieldname'     => $env{"form.fieldname"},
                    424:                     'continue'      => $env{"form.continue"}
                    425:                 );  
1.197     bisitz    426:                 $r->print('<td>'.$version_flag.'</td>'
                    427:                          .'<td>'.&make_anchor($url,\%anchor_fields,$filename.'/').'</td>'); 
                    428:                 $r->print('<td'.$colspan_fill.'>&nbsp;</td>');
1.47      banghart  429:                 $r->print('</tr>'); 
                    430:             } else {
1.116     albertel  431: 		my $css_class = 'LC_browser_file';
                    432: 		my $line;
1.124     albertel  433:                 if ($select_mode eq 'true') {
1.116     albertel  434:                     $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"';
                    435: 		    if ($$checked_files{$filename} eq 'selected') {
1.197     bisitz    436:                         $line.=' checked="checked" ';
1.77      banghart  437:                     }
1.116     albertel  438: 		    $line.=' /></td>';
1.77      banghart  439:                 } else {
1.103     raeburn   440:                     if (exists $locked_files{$fullpath}) {
1.152     albertel  441:                         my %anchor_fields = (
1.156     albertel  442:                             'lockinfo' => $fullpath
1.150     banghart  443:                         );
1.188     bisitz    444:                         $line.='<td colspan="2">'.&make_anchor($url,\%anchor_fields,&mt('Locked')).'</td>';
1.116     albertel  445: 			$css_class= 'LC_browser_file_locked';
1.77      banghart  446:                     } else {
1.120     raeburn   447:                         if (!$can_modify) {
                    448:                             $line .= '<td colspan="2">';
                    449:                         } else {
                    450:                             $line .= '<td>';
                    451:                         }
                    452:                         if ($can_delete) {
                    453:                             $line .= '<input type="checkbox" name="selectfile" value="'.$filename.'" />';
                    454:                         }
                    455:                         if ($can_modify) {
1.219     raeburn   456:                             my $cat='<img class="LC_icon" alt="'.&mt('Metadata').'" title="'.&mt('Metadata').'" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.png').'" />';
1.152     albertel  457:                             my %anchor_fields = (
1.150     banghart  458:                                 'rename' => $filename,
                    459:                                 currentpath => $current_path
                    460:                             );
1.188     bisitz    461:                             $line .= &make_anchor($url,\%anchor_fields,&mt('Rename'));
1.159     banghart  462:                             $line .= '</td><td>'.&make_anchor($href_edit_location.$filename.'.meta',\%anchor_fields,$cat);
1.150     banghart  463:                             # '<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
1.120     raeburn   464:                         }
                    465:                         $line .= '</td>';
1.77      banghart  466:                     }
1.61      banghart  467:                 }
1.124     albertel  468: 		my $curr_access;
                    469: 		if ($select_mode ne 'true') {
                    470: 		    my $pub_access = 0;
                    471: 		    my $guest_access = 0;
                    472: 		    my $cond_access = 0;
                    473: 		    foreach my $key (sort(keys(%{$access_controls{$fullpath}}))) {
                    474: 			my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    475: 			if (($now > $start) && (!$end || $end > $now)) {
                    476: 			    if ($scope eq 'public')  {
                    477: 				$pub_access = 1;
                    478: 			    } elsif ($scope eq 'guest') {
                    479: 				$guest_access = 1;
                    480: 			    } else {
                    481: 				$cond_access = 1;
                    482: 			    }
                    483: 			}
                    484: 		    }
                    485: 		    if (!$pub_access && !$guest_access && !$cond_access) {
                    486: 			$curr_access = &mt('Private');
                    487: 		    } else {
                    488: 			my @allaccesses; 
                    489: 			if ($pub_access) {
                    490: 			    push(@allaccesses,&mt('Public'));
                    491: 			}
                    492: 			if ($guest_access) {
                    493: 			    push(@allaccesses,&mt('Passphrase-protected'));
                    494: 			}
                    495: 			if ($cond_access) {
                    496: 			    push(@allaccesses,&mt('Conditional'));
                    497: 			}
                    498: 			$curr_access = join('+ ',@allaccesses);
                    499: 		    }
                    500: 		}
1.156     albertel  501:                 &display_directory_line($r,$select_mode, $filename, $mtime, $size, $css_class, $line, 
                    502:                                         \%access_controls, $curr_access,$now, $version_flag, $href_location, 
1.140     banghart  503:                                         $url, $current_path, $access_admin_text);
1.134     banghart  504: 		if ($show_versions) {
1.156     albertel  505: 		    foreach my $dir_line (@{ $versioned{$fullpath} }) {
                    506: 		        my ($v_filename,$dom,$testdir,$size,$mtime,$obs) =
                    507: 			    @$dir_line;
1.143     banghart  508:                         $line = '<td colspan="2">&nbsp;</td>';
1.156     albertel  509: 			&display_directory_line($r,$select_mode, $v_filename, $mtime, $size, 
                    510: 						$css_class, $line, \%access_controls, $curr_access, $now,
                    511: 						undef, $href_location, $url, $current_path, $access_admin_text, 1);
1.140     banghart  512: 		    }
1.134     banghart  513: 		}
1.47      banghart  514:             }
                    515:         }
                    516:     }
1.77      banghart  517:     if ($select_mode eq 'true') {
1.197     bisitz    518:         $r->print(&Apache::loncommon::end_data_table().'
1.127     albertel  519:             <input type="hidden" name="continue" value="true" />
                    520:             <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'" />
                    521:             <input type="hidden" name="mode" value="selectfile" />
1.198     bisitz    522:             <p>
                    523:             <input type="submit" name="submit" value="'.&mt('Select checked files, and continue selecting').'" /><br />
1.214     bisitz    524:             <input type="button" name="doit" onClick="finishSelect();" value="'.&mt('Select checked files, and close window').'" />
1.198     bisitz    525:             </p>
1.48      banghart  526:             <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.77      banghart  527:         </form>');        
                    528:     } else {
1.197     bisitz    529:         $r->print(&Apache::loncommon::end_data_table());
1.120     raeburn   530:         if ($can_delete) {
                    531:             $r->print('
1.199     bisitz    532:         <p>
1.196     schafran  533:         <input type="submit" name="doit" value="'.&mt('Delete Selected').'" />'.
1.168     albertel  534: 	&Apache::loncommon::help_open_topic('Portfolio DeleteFile').'
1.199     bisitz    535:         </p>
1.77      banghart  536:         <input type="hidden" name="action" value="delete" />
                    537:         <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.120     raeburn   538:         </form>'
                    539:             );
                    540:         }
1.77      banghart  541:     }
1.47      banghart  542: }
1.72      banghart  543: 
1.24      albertel  544: sub open_form {
1.94      raeburn   545:     my ($r,$url)=@_;
1.65      banghart  546:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.102     raeburn   547:     $r->print('<form name="portform" method="post" action="'.$url.'">');
1.24      albertel  548:     $r->print('<input type="hidden" name="action" value="'.
1.82      albertel  549: 	      $env{'form.action'}.'" />');
1.24      albertel  550:     $r->print('<input type="hidden" name="confirmed" value="1" />');
1.65      banghart  551:     foreach (@files) {
                    552:         $r->print('<input type="hidden" name="selectfile" value="'.
                    553: 	      $_.'" />');
                    554:     }
1.24      albertel  555:     $r->print('<input type="hidden" name="currentpath" value="'.
1.82      albertel  556: 	      $env{'form.currentpath'}.'" />');
1.24      albertel  557: }
                    558: 
                    559: sub close_form {
1.137     albertel  560:     my ($r,$url,$button_text)=@_;
1.108     raeburn   561:     if (!defined($button_text)) {
                    562:         $button_text = {
                    563:                          'continue' => &mt('Continue'),
                    564:                          'cancel'   => &mt('Cancel'),
                    565:                        };
                    566:     }
1.138     albertel  567:     $r->print('<p><input type="submit" value="'.$button_text->{'continue'}.'" />');
1.137     albertel  568:     $r->print(&group_form_data().'</p></form>');
1.112     albertel  569:     $r->print('<form action="'.$url.'" method="post">
1.24      albertel  570:                <p>
                    571:               <input type="hidden" name="currentpath" value="'.
1.137     albertel  572: 	      $env{'form.currentpath'}.'" />'.
                    573: 	      &group_form_data());
1.108     raeburn   574:     $r->print("\n".'   <input type="submit" value="'.$button_text->{'cancel'}.'" />
1.94      raeburn   575:                </p></form>'); 
1.24      albertel  576: }
                    577: 
                    578: sub display_file {
1.27      albertel  579:     my ($path,$filename)=@_;
1.65      banghart  580:     my $display_file_text;
1.116     albertel  581:     my $file_start='<span class="LC_filename">';
                    582:     my $file_end='</span>';
1.82      albertel  583:     if (!defined($path)) { $path=$env{'form.currentpath'}; }
1.65      banghart  584:     if (!defined($filename)) { 
1.82      albertel  585:         $filename=$env{'form.selectfile'};
1.116     albertel  586:         $display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  587:     } elsif (ref($filename) eq "ARRAY") {
1.116     albertel  588:         foreach my $file (@$filename) {
                    589:             $display_file_text .= $file_start.$path.$file.$file_end.'<br />';
1.65      banghart  590:         }
                    591:     } elsif (ref($filename) eq "SCALAR") {
1.116     albertel  592:         $display_file_text = $file_start.$path.$$filename.$file_end;
                    593:     } else {
                    594: 	$display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  595:     }
                    596:     return $display_file_text;
1.24      albertel  597: }
                    598: 
                    599: sub done {
1.137     albertel  600:     my ($message,$url)=@_;
1.76      banghart  601:     unless (defined $message) {
                    602:         $message='Done';
                    603:     }
1.153     banghart  604:     my %anchor_fields = (
1.161     banghart  605:         'showversions' => $env{'form.showversions'},
1.153     banghart  606:         'currentpath' => $env{'form.currentpath'},
                    607:         'fieldname' => $env{'form.fieldname'},
                    608:         'mode'      => $env{'form.mode'}
                    609:     );
                    610:     my $result = '<h3>'.&make_anchor($url,\%anchor_fields,&mt($message)).'</h3>';
1.94      raeburn   611:     return $result;
1.24      albertel  612: }
                    613: 
                    614: sub delete {
1.191     raeburn   615:     my ($r,$url,$group)=@_;
1.55      banghart  616:     my @check;
1.82      albertel  617:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.138     albertel  618:     $file_name = &prepend_group($file_name);
1.65      banghart  619:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.191     raeburn   620:     my ($uname,$udom) = &get_name_dom($group);
1.94      raeburn   621:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.190     raeburn   622:         $r->print(&mt('The file is locked and cannot be deleted.').'<br />');
1.137     albertel  623:         $r->print(&done('Back',$url));
1.55      banghart  624:     } else {
1.66      banghart  625:         if (scalar(@files)) {
1.94      raeburn   626:             &open_form($r,$url);
1.188     bisitz    627:             $r->print('<p>'.&mt('Delete [_1]?',&display_file(undef,\@files)).'</p>');
1.137     albertel  628:             &close_form($r,$url);
1.66      banghart  629:         } else {
                    630:             $r->print("No file was checked to delete.<br />");
1.137     albertel  631:             $r->print(&done(undef,$url));
1.66      banghart  632:         }
1.55      banghart  633:     }
1.24      albertel  634: } 
                    635: 
                    636: sub delete_confirmed {
1.164     raeburn   637:     my ($r,$url,$group)=@_;
1.65      banghart  638:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
                    639:     my $result;
1.191     raeburn   640:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  641:     my $port_path = &get_port_path();
1.164     raeburn   642:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    643:                                                                         $uname);
1.65      banghart  644:     foreach my $delete_file (@files) {
1.94      raeburn   645:         $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.82      albertel  646: 					       $env{'form.currentpath'}.
1.65      banghart  647: 					       $delete_file);
                    648:         if ($result ne 'ok') {
1.187     bisitz    649: 	    $r->print('<span class="LC_error">'
                    650:                       .&mt('An error occurred ([_1]) while trying to delete [_2].'
                    651:                          ,$result,&display_file(undef, $delete_file))
                    652:                       .'</span><br /><br />');
1.164     raeburn   653:         } else {
                    654:             $r->print(&mt('File: [_1] deleted.',
                    655:                           &display_file(undef,$delete_file)));
                    656:             my $file_name = $env{'form.currentpath'}.$delete_file;
                    657:             $file_name = &prepend_group($file_name);
                    658:             my %access_controls = 
                    659:                     &Apache::lonnet::get_access_controls($current_permissions,
                    660:                                                          $group,$file_name);
                    661:             if (keys(%access_controls) > 0) {
                    662:                 my %changes; 
1.166     raeburn   663:                 foreach my $key (keys(%{$access_controls{$file_name}})) {
1.164     raeburn   664:                     $changes{'delete'}{$key} = 1;
                    665:                 }
                    666:                 if (keys(%changes) > 0) {
                    667:                     my ($outcome,$deloutcome,$new_values,$translation) =
                    668:                     &Apache::lonnet::modify_access_controls($file_name,\%changes,
                    669:                                                             $udom,$uname);
                    670:                     if ($outcome ne 'ok') {
1.182     albertel  671:                            $r->print('<br />'.&mt("An error occurred ([_1]) while ".
1.165     albertel  672:                                "trying to delete access controls for the file.",$outcome).
1.166     raeburn   673:                                '</span><br /><br />');
1.164     raeburn   674:                     } else {
                    675:                         if ($deloutcome eq 'ok') {
1.166     raeburn   676:                             $r->print('<br />'.&mt('Access controls also deleted for the file.').'<br /><br />');
1.164     raeburn   677:                         } else {
1.165     albertel  678:                             $r->print('<span class="LC_error">'.'<br />'.
1.182     albertel  679:                                &mt("An error occurred ([_1]) while ".
1.165     albertel  680:                                    "trying to delete access controls for the file.",$deloutcome).
1.166     raeburn   681:                                    '</span><br /><br />');
1.164     raeburn   682:                         }
                    683:                     }
                    684:                 }
                    685:             }
1.65      banghart  686:         }
1.24      albertel  687:     }
1.137     albertel  688:     $r->print(&done(undef,$url));
1.24      albertel  689: }
                    690: 
1.30      banghart  691: sub delete_dir {
1.137     albertel  692:     my ($r,$url)=@_;
1.94      raeburn   693:     &open_form($r,$url);
1.188     bisitz    694:      $r->print('<p>'.&mt('Delete [_1]?',&display_file()).'</p>');
1.137     albertel  695:     &close_form($r,$url);
1.30      banghart  696: } 
                    697: 
                    698: sub delete_dir_confirmed {
1.191     raeburn   699:     my ($r,$url,$group)=@_;
1.82      albertel  700:     my $directory_name = $env{'form.currentpath'};
1.81      albertel  701:     $directory_name =~ s|/$||; # remove any trailing slash
1.191     raeburn   702:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  703:     my $namespace = &get_namespace();
                    704:     my $port_path = &get_port_path();
1.94      raeburn   705:     my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.30      banghart  706: 					       $directory_name);
1.32      banghart  707: 					       
1.30      banghart  708:     if ($result ne 'ok') {
1.188     bisitz    709: 	$r->print('<span class="LC_error">'
                    710:                   .&mt('An error occurred (dir) ([_1]) while trying to delete [_2].'
                    711:                        ,$result,$directory_name)
                    712:                   .'</span><br />');
1.32      banghart  713:     } else {
1.41      banghart  714:         # now remove from recent
1.94      raeburn   715:         &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']);
1.32      banghart  716:         my @dirs = split m!/!, $directory_name;
                    717:         $directory_name='/';
                    718:         for (my $i=1; $i < (@dirs - 1); $i ++){
                    719:             $directory_name .= $dirs[$i].'/';
                    720:         }
1.82      albertel  721:         $env{'form.currentpath'} = $directory_name;
1.30      banghart  722:     }
1.137     albertel  723:     $r->print(&done(undef,$url));
1.30      banghart  724: }
                    725: 
1.24      albertel  726: sub rename {
1.191     raeburn   727:     my ($r,$url,$group)=@_;
1.82      albertel  728:     my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
1.191     raeburn   729:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  730:     $file_name = &prepend_group($file_name);
1.94      raeburn   731:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.169     albertel  732:         $r->print("The file is locked and cannot be renamed.<br />");
1.137     albertel  733:         $r->print(&done(undef,$url));
1.55      banghart  734:     } else {
1.94      raeburn   735:         &open_form($r,$url);
1.188     bisitz    736:         $r->print('<p>'.&mt('Rename [_1] to [_2]?', &display_file()
1.204     raeburn   737:                   , '<input name="filenewname" type="text" size="50" />').'</p>');
1.137     albertel  738:         &close_form($r,$url);
1.55      banghart  739:     }
1.24      albertel  740: }
                    741: 
                    742: sub rename_confirmed {
1.164     raeburn   743:     my ($r,$url,$group)=@_;
1.82      albertel  744:     my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'});
1.191     raeburn   745:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  746:     my $port_path = &get_port_path();
1.27      albertel  747:     if ($filenewname eq '') {
1.116     albertel  748: 	$r->print('<span class="LC_error">'.
1.27      albertel  749: 		  &mt("Error: no valid filename was provided to rename to.").
1.116     albertel  750: 		  '</span><br />');
1.137     albertel  751: 	$r->print(&done(undef,$url));
1.27      albertel  752: 	return;
                    753:     } 
1.164     raeburn   754:     my $chg_access;
1.27      albertel  755:     my $result=
1.94      raeburn   756: 	&Apache::lonnet::renameuserfile($uname,$udom,
                    757:             $port_path.$env{'form.currentpath'}.$env{'form.selectfile'},
                    758:             $port_path.$env{'form.currentpath'}.$filenewname);
1.164     raeburn   759:     if ($result eq 'ok') {
                    760:         $chg_access = &access_for_renamed($filenewname,$group,$udom,$uname);
                    761:     } else {      
1.116     albertel  762: 	$r->print('<span class="LC_error">'.
1.189     raeburn   763: 		  &mt('An error occurred ([_1]) while trying to rename [_2] to [_3].'
1.188     bisitz    764:                       ,$result,&display_file(),&display_file('',$filenewname))
                    765:                   .'</span><br />');
1.164     raeburn   766:         return;
1.27      albertel  767:     }
1.82      albertel  768:     if ($filenewname ne $env{'form.filenewname'}) {
1.116     albertel  769:         $r->print(&mt("The new file name was changed from:<br />[_1] to [_2]",
                    770: 		      '<strong>'.&display_file('',$env{'form.filenewname'}).'</strong>',
                    771: 		      '<strong>'.&display_file('',$filenewname).'</strong>'));
1.66      banghart  772:     }
1.164     raeburn   773:     $r->print($chg_access);
1.137     albertel  774:     $r->print(&done(undef,$url));
1.27      albertel  775: }
1.102     raeburn   776: 
1.164     raeburn   777: sub access_for_renamed {
                    778:     my ($filenewname,$group,$udom,$uname) = @_;
                    779:     my $oldfile = $env{'form.currentpath'}.$env{'form.selectfile'};
                    780:     $oldfile = &prepend_group($oldfile);
                    781:     my $newfile = $env{'form.currentpath'}.$filenewname;
                    782:     $newfile = &prepend_group($newfile);
                    783:     my $current_permissions =
1.165     albertel  784: 	&Apache::lonnet::get_portfile_permissions($udom,$uname);
1.164     raeburn   785:     my %access_controls =
1.165     albertel  786: 	&Apache::lonnet::get_access_controls($current_permissions,
                    787: 					     $group,$oldfile);
1.164     raeburn   788:     my $chg_text;
                    789:     if (keys(%access_controls) > 0) {
                    790:         my %change_old;
                    791:         my %change_new;
1.165     albertel  792:         foreach my $key (keys(%{$access_controls{$oldfile}})) {
1.164     raeburn   793:             $change_old{'delete'}{$key} = 1;
                    794:             $change_new{'activate'}{$key} = $access_controls{$oldfile}{$key};
                    795:         }
                    796:         my ($outcome,$deloutcome,$new_values,$translation) =
                    797:             &Apache::lonnet::modify_access_controls($oldfile,\%change_old,
1.165     albertel  798: 						    $udom,$uname);
1.164     raeburn   799:         if ($outcome ne 'ok') {
1.182     albertel  800:             $chg_text ='<br /><br />'.&mt("An error occurred ([_1]) while ".
1.165     albertel  801:                 "trying to delete access control records for the old name.",$outcome).
1.164     raeburn   802:                 '</span><br />';
                    803:         } else {
                    804:             if ($deloutcome ne 'ok') {
1.165     albertel  805:                 $chg_text = '<br /><br /><span class="LC_error"><br />'.
1.182     albertel  806: 		    &mt("An error occurred ([_1]) while ".
1.165     albertel  807: 			"trying to delete access control records for the old name.",$deloutcome).
                    808: 			'</span><br />';
1.164     raeburn   809:             }
                    810:         }
                    811:         ($outcome,$deloutcome,$new_values,$translation) =
                    812:             &Apache::lonnet::modify_access_controls($newfile,\%change_new,
                    813:                                                     $udom,$uname);
                    814:         if ($outcome ne 'ok') {
1.165     albertel  815:             $chg_text .= '<br /><br />'.
1.182     albertel  816: 		&mt("An error occurred ([_1]) while ".
1.165     albertel  817:                 "trying to update access control records for the new name.",$outcome).
1.164     raeburn   818:                 '</span><br />';
                    819:         }
                    820:         if ($chg_text eq '') {
                    821:             $chg_text = '<br /><br />'.&mt('Access controls updated to reflect the name change.');
                    822:         }
                    823:     }
                    824:     return $chg_text;
                    825: }
                    826: 
1.104     raeburn   827: sub display_access {
1.170     raeburn   828:     my ($r,$url,$group,$can_setacl,$port_path,$action) = @_;
1.191     raeburn   829:     my ($uname,$udom) = &get_name_dom($group);
1.104     raeburn   830:     my $file_name = $env{'form.currentpath'}.$env{'form.access'};
1.138     albertel  831:     $file_name = &prepend_group($file_name);
1.104     raeburn   832:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    833:                                                                         $uname);
                    834:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group,$file_name);
1.120     raeburn   835:     my $aclcount = keys(%access_controls);
1.170     raeburn   836:     my ($header,$info);
                    837:     if ($action eq 'chgaccess') {
                    838:         $header = '<h3>'.&mt('Allowing others to retrieve file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>';
                    839:         $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.');
                    840:         $info .= '<br /><ul><li>'.&mt('Public files are available to anyone without the need for login.');
                    841:         $info .= '</li><li>'.&mt('Passphrase-protected files do not require log-in, but will require the viewer to enter the passphrase you set.');
                    842:         $info .= '</li><li>'.&explain_conditionals();
1.174     raeburn   843:         $info .= '</li></ul>'.
1.201     raeburn   844:                   &mt('A listing of files viewable without log-in is available at: ')."<a href=\"/adm/$udom/$uname/aboutme/portfolio\">".&Apache::lonnet::absolute_url($ENV{'SERVER_NAME'})."/adm/$udom/$uname/aboutme/portfolio</a>.<br />";
1.170     raeburn   845:         if ($group eq '') {
1.210     weissno   846:             $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on your personal information page:");
1.174     raeburn   847:         } else {
                    848:             $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on the course information page:");
                    849:         }
1.201     raeburn   850:         $info .= "<br /><a href=\"/adm/$udom/$uname/aboutme\">".&Apache::lonnet::absolute_url($ENV{'SERVER_NAME'})."/adm/$udom/$uname/aboutme</a><br />";
1.174     raeburn   851:         if ($group ne '') {
                    852:             $info .= &mt("Users with privileges to edit course contents may add a course information page to a course using the 'Course Info' button in DOCS").'<br />';
1.170     raeburn   853:         }
                    854:     } else {
                    855:         $header = '<h3>'.&mt('Conditional access controls for file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>'.
                    856:                   &explain_conditionals().'<br />';
1.142     raeburn   857:     }
1.120     raeburn   858:     if ($can_setacl) {
                    859:         &open_form($r,$url);
                    860:         $r->print($header.$info);
1.187     bisitz    861: 	$r->print('<br />'.&Apache::loncommon::help_open_topic('Portfolio ShareFile SetAccess', &mt('Help on setting up share access')));
                    862: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile ChangeSetting', &mt('Help on changing settings')));
                    863: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile StopAccess', &mt('Help on removing share access')));
1.170     raeburn   864:         &access_setting_table($r,$url,$file_name,$access_controls{$file_name},
                    865:                               $action);
1.120     raeburn   866:         my $button_text = {
1.108     raeburn   867:                         'continue' => &mt('Proceed'),
1.188     bisitz    868:                         'cancel' => &mt('Return to directory'),
1.108     raeburn   869:                       };
1.137     albertel  870:         &close_form($r,$url,$button_text);
1.120     raeburn   871:     } else {
                    872:         $r->print($header);
                    873:         if ($aclcount) {  
                    874:             $r->print($info);
                    875:         }
1.137     albertel  876:         &view_access_settings($r,$url,$access_controls{$file_name},$aclcount);
1.120     raeburn   877:     }
                    878: }
                    879: 
1.170     raeburn   880: sub explain_conditionals {
                    881:     return
                    882:         &mt('Conditional files are accessible to logged-in users with accounts in the LON-CAPA network, who satisfy the conditions you set.').'<br />'."\n".
1.221     raeburn   883:         &mt('The conditions can include affiliation with a particular course or community, or a user account in a specific domain.').'<br />'."\n".
1.170     raeburn   884:         &mt('Alternatively access can be granted to people with specific LON-CAPA usernames and domains.');
                    885: }
                    886: 
1.120     raeburn   887: sub view_access_settings {
1.137     albertel  888:     my ($r,$url,$access_controls,$aclcount) = @_;
1.120     raeburn   889:     my ($showstart,$showend);
                    890:     my %todisplay;
                    891:     foreach my $key (sort(keys(%{$access_controls}))) {
                    892:         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    893:         $todisplay{$scope}{$key} = $$access_controls{$key};
                    894:     }
                    895:     if ($aclcount) {
1.188     bisitz    896:         $r->print('<h4>'.&mt('Current access controls defined for this file:').'</h4>');
1.120     raeburn   897:         $r->print(&Apache::loncommon::start_data_table());
                    898:         $r->print(&Apache::loncommon::start_data_table_header_row());
                    899:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                    900:                   '</th><th>'.&mt('Additional information').'</th>');
                    901:         $r->print(&Apache::loncommon::end_data_table_header_row());
                    902:         my $count = 1;
                    903:         my $chg = 'none';
                    904:         &build_access_summary($r,$count,$chg,%todisplay);
                    905:         $r->print(&Apache::loncommon::end_data_table());
                    906:     } else {
1.189     raeburn   907:         $r->print(&mt('No access control settings currently exist for this file.').'<br />');
1.120     raeburn   908:     }
1.153     banghart  909:     my %anchor_fields = (
                    910:         'currentpath' => $env{'form.currentpath'}
                    911:     );
1.188     bisitz    912:     $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Return to directory')));
1.120     raeburn   913:     return;
1.104     raeburn   914: }
                    915: 
1.120     raeburn   916: sub build_access_summary {
                    917:     my ($r,$count,$chg,%todisplay) = @_; 
                    918:     my ($showstart,$showend);
                    919:     my %scope_desc = (
                    920:                       public => 'Public',
                    921:                       guest => 'Passphrase-protected',
                    922:                       domains => 'Conditional: domain-based',
                    923:                       users => 'Conditional: user-based',
1.221     raeburn   924:                       course => 'Conditional: course/community-based',
1.120     raeburn   925:                      );
1.170     raeburn   926:     my @allscopes = ('public','guest','domains','users','course');
1.120     raeburn   927:     foreach my $scope (@allscopes) {
                    928:         if ((!(exists($todisplay{$scope}))) || (ref($todisplay{$scope}) ne 'HASH')) {
                    929:             next;
                    930:         }
                    931:         foreach my $key (sort(keys(%{$todisplay{$scope}}))) {
                    932:             if ($count) {
                    933:                 $r->print(&Apache::loncommon::start_data_table_row());
                    934:             }
                    935:             my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    936:             my $content = $todisplay{$scope}{$key};
                    937:             if ($chg eq 'delete') {
                    938:                 $showstart = &mt('Deleted');
                    939:                 $showend = $showstart;
                    940:             } else {
                    941:                 $showstart = localtime($start);
                    942:                 if ($end == 0) {
                    943:                     $showend = &mt('No end date');
                    944:                 } else {
                    945:                     $showend = localtime($end);
                    946:                 }
                    947:             }
                    948:             $r->print('<td>'.&mt($scope_desc{$scope}));
1.221     raeburn   949:             my $crstype;
1.170     raeburn   950:             if ($scope eq 'course') {
1.120     raeburn   951:                 if ($chg ne 'delete') {
                    952:                     my $cid = $content->{'domain'}.'_'.$content->{'number'};
                    953:                     my %course_description = &Apache::lonnet::coursedescription($cid);
                    954:                     $r->print('<br />('.$course_description{'description'}.')');
1.221     raeburn   955:                     $crstype = 'Course';
                    956:                     if ($course_description{'type'} ne '') {
                    957:                         $crstype = $course_description{'type'};
                    958:                     }
1.120     raeburn   959:                 }
                    960:             }
                    961:             $r->print('</td><td>'.&mt('Start: ').$showstart.
                    962:                   '<br />'.&mt('End: ').$showend.'</td><td>');
                    963:             if ($chg ne 'delete') {
                    964:                 if ($scope eq 'guest') {
                    965:                     $r->print(&mt('Passphrase').': '.$content->{'password'});
1.170     raeburn   966:                 } elsif ($scope eq 'course') {
1.172     raeburn   967:                     $r->print('<table width="100%"><tr>');
1.120     raeburn   968:                     $r->print('<th>'.&mt('Roles').'</th><th>'.
                    969:                           &mt('Access').'</th><th>'.
                    970:                                           &mt('Sections').'</th>');
1.170     raeburn   971:                     $r->print('<th>'.&mt('Groups').'</th>');
1.120     raeburn   972:                     $r->print('</tr>');
                    973:                     foreach my $id (sort(keys(%{$content->{'roles'}}))) {
                    974:                         $r->print('<tr>');
                    975:                         foreach my $item ('role','access','section','group') {
                    976:                             $r->print('<td>');
                    977:                             if ($item eq 'role') {
                    978:                                 my $role_output;
                    979:                                 foreach my $role (@{$content->{'roles'}{$id}{$item}}) {
                    980:                                     if ($role eq 'all') {
                    981:                                         $role_output .= $role.',';
                    982:                                     } elsif ($role =~ /^cr/) {
                    983:                                         $role_output .= (split('/',$role))[3].',';
                    984:                                     } else {
1.221     raeburn   985:                                         $role_output .= &Apache::lonnet::plaintext($role,$crstype).',';
1.120     raeburn   986:                                     }
                    987:                                 }
                    988:                                 $role_output =~ s/,$//;
                    989:                                 $r->print($role_output);
                    990:                             } else {
                    991:                                 $r->print(join(',',@{$content->{'roles'}{$id}{$item}}));
                    992:                             }
1.170     raeburn   993:                             $r->print('</td>');
1.120     raeburn   994:                         }
1.170     raeburn   995: 			$r->print('</tr>');
1.120     raeburn   996:                     }
1.170     raeburn   997: 		    $r->print('</table>');
1.120     raeburn   998:                 } elsif ($scope eq 'domains') {
                    999:                     $r->print(&mt('Domains: ').join(',',@{$content->{'dom'}}));
                   1000:                 } elsif ($scope eq 'users') {
                   1001:                     my $curr_user_list = &sort_users($content->{'users'});
                   1002:                     $r->print(&mt('Users: ').$curr_user_list);
                   1003:                 } else {
                   1004:                     $r->print('&nbsp;');
                   1005:                 }
                   1006:             } else {
                   1007:                 $r->print('&nbsp;');
                   1008:             }
                   1009:             $r->print('</td>');
                   1010:             $r->print(&Apache::loncommon::end_data_table_row());
                   1011:             $count ++;
                   1012:         }
                   1013:     }
                   1014: }
                   1015: 
                   1016: 
1.104     raeburn  1017: sub update_access {
1.137     albertel 1018:     my ($r,$url,$group,$port_path) = @_;
1.104     raeburn  1019:     my $totalprocessed = 0;
                   1020:     my %processing;
                   1021:     my %title  = (
1.108     raeburn  1022:                          'activate' => 'New control(s) added',
                   1023:                          'delete'   => 'Existing control(s) deleted',
                   1024:                          'update'   => 'Existing control(s) modified',
1.104     raeburn  1025:                      );
1.108     raeburn  1026:     my $changes;
1.104     raeburn  1027:     foreach my $chg (sort(keys(%title))) {     
                   1028:         @{$processing{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg);
                   1029:         $totalprocessed += @{$processing{$chg}};
                   1030:         foreach my $num (@{$processing{$chg}}) {
                   1031:             my $scope = $env{'form.scope_'.$num};
                   1032:             my ($start,$end) = &get_dates_from_form($num);
                   1033:             my $newkey = $num.':'.$scope.'_'.$end.'_'.$start;
                   1034:             if ($chg eq 'delete') {
                   1035:                 $$changes{$chg}{$newkey} = 1;
                   1036:             } else {
                   1037:                 $$changes{$chg}{$newkey} = 
1.108     raeburn  1038:                             &build_access_record($num,$scope,$start,$end,$chg);
1.104     raeburn  1039:             }
                   1040:         }
                   1041:     }
                   1042:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.142     raeburn  1043:     $r->print('<h3>'.&mt('Allowing others to retrieve file: [_1]',
1.133     raeburn  1044:               $port_path.$file_name).'</h3>'."\n");
1.138     albertel 1045:     $file_name = &prepend_group($file_name);
1.191     raeburn  1046:     my ($uname,$udom) = &get_name_dom($group);
1.104     raeburn  1047:     my ($errors,$outcome,$deloutcome,$new_values,$translation);
                   1048:     if ($totalprocessed) {
                   1049:         ($outcome,$deloutcome,$new_values,$translation) =
1.108     raeburn  1050:         &Apache::lonnet::modify_access_controls($file_name,$changes,$udom,
                   1051:                                                 $uname);
1.104     raeburn  1052:     }
1.108     raeburn  1053:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                   1054:                                                                        $uname);
1.109     albertel 1055:     my %access_controls = 
                   1056: 	&Apache::lonnet::get_access_controls($current_permissions,
                   1057: 					     $group,$file_name);
1.104     raeburn  1058:     if ($totalprocessed) {
                   1059:         if ($outcome eq 'ok') {
                   1060:             my $updated_controls = $access_controls{$file_name};
                   1061:             my ($showstart,$showend);
                   1062:             $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1063:             $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1064:             $r->print('<th>'.&mt('Type of change').'</th><th>'.
                   1065:                       &mt('Access control').'</th><th>'.&mt('Dates available').
                   1066:                       '</th><th>'.&mt('Additional information').'</th>');
1.110     albertel 1067:             $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn  1068:             foreach my $chg (sort(keys(%processing))) {
                   1069:                 if (@{$processing{$chg}} > 0) {
                   1070:                     if ($chg eq 'delete') {
                   1071:                         if (!($deloutcome eq 'ok')) {
1.116     albertel 1072:                             $errors .='<span class="LC_error">'.
                   1073: 				&mt('A problem occurred deleting access controls: [_1]',$deloutcome).
                   1074: 				'</span>';
1.104     raeburn  1075:                             next;
                   1076:                         }
                   1077:                     }
                   1078:                     my $numchgs = @{$processing{$chg}};
                   1079:                     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1080:                     $r->print('<td rowspan="'.$numchgs.'">'.&mt($title{$chg}).
                   1081:                               '.</td>');
1.104     raeburn  1082:                     my $count = 0;
1.120     raeburn  1083:                     my %todisplay;
1.104     raeburn  1084:                     foreach my $key (sort(keys(%{$$changes{$chg}}))) {
1.120     raeburn  1085:                         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
1.104     raeburn  1086:                         my $newkey = $key;
                   1087:                         if ($chg eq 'activate') {
                   1088:                             $newkey =~ s/^(\d+)/$$translation{$1}/;
                   1089:                         }
1.120     raeburn  1090:                         $todisplay{$scope}{$newkey} = $$updated_controls{$newkey};
1.104     raeburn  1091:                     }
1.120     raeburn  1092:                     &build_access_summary($r,$count,$chg,%todisplay);  
1.104     raeburn  1093:                 }
                   1094:             }
                   1095:             $r->print(&Apache::loncommon::end_data_table());
                   1096:         } else {
                   1097:             if ((@{$processing{'activate'}} > 0) || (@{$processing{'update'}} > 0)) {
1.116     albertel 1098:                 $errors .= '<span class="LC_error">'.
1.179     albertel 1099: 		    &mt('A problem occurred saving access control settings: [_1]',$outcome).
1.116     albertel 1100: 		    '</span>';
1.104     raeburn  1101:             }
                   1102:         }
                   1103:         if ($errors) { 
                   1104:             $r->print($errors);
                   1105:         }
                   1106:     }
1.108     raeburn  1107:     my $allnew = 0;
                   1108:     my $totalnew = 0;
                   1109:     my $status = 'new';
                   1110:     my ($firstitem,$lastitem);
1.221     raeburn  1111:     my @types = ('course','domains','users');
                   1112:     foreach my $newitem (@types) {
1.108     raeburn  1113:         $allnew += $env{'form.new'.$newitem};
                   1114:     }
                   1115:     if ($allnew > 0) {
                   1116:         my $now = time;
                   1117:         my $then = $now + (60*60*24*180); # six months approx.
1.138     albertel 1118:         &open_form($r,$url);
1.221     raeburn  1119:         my %showtypes = &Apache::lonlocal::texthash (
                   1120:            course  => 'course/community',
                   1121:            domains => 'domain',
                   1122:            users   => 'user',
                   1123:         );
                   1124:         foreach my $newitem (@types) {
1.108     raeburn  1125:             if ($env{'form.new'.$newitem} > 0) {
1.221     raeburn  1126:                 $r->print('<br />'.&mt('Add new [_1]-based[_2] access control for portfolio file: [_3]','<b>'.$showtypes{$newitem},'</b>','<b>'.$env{'form.currentpath'}.$env{'form.selectfile'}.'</b>').'<br /><br />');
1.108     raeburn  1127:                 $firstitem = $totalnew;
                   1128:                 $lastitem = $totalnew + $env{'form.new'.$newitem};
                   1129:                 $totalnew = $lastitem;
                   1130:                 my @numbers;   
                   1131:                 for (my $i=$firstitem; $i<$lastitem; $i++) {
                   1132:                     push (@numbers,$i);
                   1133:                 }
                   1134:                 &display_access_row($r,$status,$newitem,\@numbers,
                   1135:                                     $access_controls{$file_name},$now,$then);
                   1136:             }
                   1137:         }
1.137     albertel 1138:         &close_form($r,$url);
1.108     raeburn  1139:     } else {
1.153     banghart 1140:         my %anchor_fields = (
                   1141:             'currentpath' => $env{'form.currentpath'},
                   1142:             'access' => $env{'form.selectfile'}
                   1143:         );
                   1144:         $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Display all access settings for this file')));
                   1145:         delete $anchor_fields{'access'};
1.188     bisitz   1146:         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&make_anchor($url,\%anchor_fields,&mt('Return to directory')));
1.108     raeburn  1147:     }
1.104     raeburn  1148:     return;
                   1149: }
                   1150: 
                   1151: sub build_access_record {
1.108     raeburn  1152:     my ($num,$scope,$start,$end,$chg) = @_;
1.109     albertel 1153:     my $record = {
                   1154: 	type => $scope,
                   1155: 	time => {
                   1156: 	    start => $start,
                   1157: 	    end   => $end
                   1158: 	    },
                   1159: 	    };
                   1160: 		
                   1161:     if ($scope eq 'guest') {	
                   1162:         $record->{'password'} = $env{'form.password'};
1.170     raeburn  1163:     } elsif ($scope eq 'course') {
1.109     albertel 1164:         $record->{'domain'} = $env{'form.crsdom_'.$num};
                   1165: 	$record->{'number'} = $env{'form.crsnum_'.$num};
1.108     raeburn  1166:         my @role_ids;
1.109     albertel 1167:         my @delete_role_ids =
                   1168:             &Apache::loncommon::get_env_multiple('form.delete_role_'.$num);
                   1169: 	my @preserves =
                   1170: 	    &Apache::loncommon::get_env_multiple('form.preserve_role_'.$num);
                   1171: 	if (@delete_role_ids) {
                   1172: 	    foreach my $id (@preserves) {
                   1173: 		if (grep {$_ = $id} (@delete_role_ids)) {
                   1174: 		    next;
                   1175: 		}
                   1176: 		push(@role_ids,$id); 
                   1177: 	    }
                   1178: 	} else {
                   1179: 	    push(@role_ids,@preserves);
                   1180: 	}
                   1181: 
                   1182: 	my $next_id = $env{'form.add_role_'.$num};
                   1183: 	if ($next_id) {
                   1184: 	    push(@role_ids,$next_id);
                   1185: 	}
                   1186: 
1.108     raeburn  1187:         foreach my $id (@role_ids) {
                   1188:             my (@roles,@accesses,@sections,@groups);
                   1189:             if (($id == $next_id) && ($chg eq 'update')) {
1.109     albertel 1190:                 @roles    = split(/,/,$env{'form.role_'.$num.'_'.$next_id});
1.108     raeburn  1191:                 @accesses = split(/,/,$env{'form.access_'.$num.'_'.$next_id});
                   1192:                 @sections = split(/,/,$env{'form.section_'.$num.'_'.$next_id});
1.109     albertel 1193:                 @groups   = split(/,/,$env{'form.group_'.$num.'_'.$next_id});
1.108     raeburn  1194:             } else {
                   1195:                 @roles = &Apache::loncommon::get_env_multiple('form.role_'.$num.'_'.$id);
                   1196:                 @accesses = &Apache::loncommon::get_env_multiple('form.access_'.$num.'_'.$id);
                   1197:                 @sections = &Apache::loncommon::get_env_multiple('form.section_'.$num.'_'.$id);
                   1198:                 @groups = &Apache::loncommon::get_env_multiple('form.group_'.$num.'_'.$id);
                   1199:             }
1.109     albertel 1200: 	    $record->{'roles'}{$id}{'role'}    = \@roles;
                   1201: 	    $record->{'roles'}{$id}{'access'}  = \@accesses;
                   1202: 	    $record->{'roles'}{$id}{'section'} = \@sections;
                   1203: 	    $record->{'roles'}{$id}{'group'}   = \@groups;
1.108     raeburn  1204:         }
                   1205:     } elsif ($scope eq 'domains') {
                   1206:         my @doms = &Apache::loncommon::get_env_multiple('form.dom_'.$num);
1.109     albertel 1207: 	$record->{'dom'} = \@doms;
1.108     raeburn  1208:     } elsif ($scope eq 'users') {
                   1209:         my $userlist = $env{'form.users_'.$num};
1.109     albertel 1210:         $userlist =~ s/\s+//sg;
                   1211: 	my %userhash = map { ($_,1) } (split(/,/,$userlist));
                   1212:         foreach my $user (keys(%userhash)) {
1.108     raeburn  1213:             my ($uname,$udom) = split(/:/,$user);
1.109     albertel 1214: 	    push(@{$record->{'users'}}, {
                   1215: 		'uname' => $uname,
                   1216: 		'udom'  => $udom
                   1217: 		});
                   1218: 	}
1.108     raeburn  1219:     }
1.104     raeburn  1220:     return $record;
                   1221: }
                   1222: 
                   1223: sub get_dates_from_form {
                   1224:     my ($id) = @_;
                   1225:     my $startdate;
                   1226:     my $enddate;
                   1227:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate_'.$id);
                   1228:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate_'.$id);
                   1229:     if ( exists ($env{'form.noend_'.$id}) ) {
                   1230:         $enddate = 0;
                   1231:     }
                   1232:     return ($startdate,$enddate);
                   1233: }
                   1234: 
1.108     raeburn  1235: sub sort_users {
1.109     albertel 1236:     my ($users) = @_; 
                   1237:     my @curr_users = map {
                   1238: 	$_->{'uname'}.':'.$_->{'udom'}
                   1239:     } (@{$users});
                   1240:     my $curr_user_list = join(",\n",sort(@curr_users));
1.108     raeburn  1241:     return $curr_user_list;
                   1242: }
                   1243: 
1.104     raeburn  1244: sub access_setting_table {
1.170     raeburn  1245:     my ($r,$url,$filename,$access_controls,$action) = @_;
1.104     raeburn  1246:     my ($public,$publictext);
1.170     raeburn  1247:     $publictext ='Off';
1.104     raeburn  1248:     my ($guest,$guesttext);
1.170     raeburn  1249:     $guesttext = 'Off';
1.104     raeburn  1250:     my @courses = ();
                   1251:     my @domains = ();
                   1252:     my @users = ();
                   1253:     my $now = time;
                   1254:     my $then = $now + (60*60*24*180); # six months approx.
1.108     raeburn  1255:     my ($num,$scope,$publicnum,$guestnum);
1.170     raeburn  1256:     my (%acl_count,%end,%start,%conditionals);
1.104     raeburn  1257:     foreach my $key (sort(keys(%{$access_controls}))) {
1.108     raeburn  1258:         ($num,$scope,$end{$key},$start{$key}) = &unpack_acc_key($key);
1.104     raeburn  1259:         if ($scope eq 'public') {
                   1260:             $public = $key;
1.108     raeburn  1261:             $publicnum = $num;
                   1262:             $publictext = &acl_status($start{$key},$end{$key},$now);
                   1263:         } elsif ($scope eq 'guest') {
                   1264:             $guest=$key;
                   1265:             $guestnum = $num;  
                   1266:             $guesttext = &acl_status($start{$key},$end{$key},$now);
1.170     raeburn  1267:         } else {
                   1268:             $conditionals{$scope}{$key} = $$access_controls{$key};
                   1269:             if ($scope eq 'course') {
                   1270:                 push(@courses,$key);
                   1271:             } elsif ($scope eq 'domains') {
                   1272:                 push(@domains,$key);
                   1273:             } elsif ($scope eq 'users') {
                   1274:                 push(@users,$key);
                   1275:             }
1.104     raeburn  1276:         }
1.108     raeburn  1277:         $acl_count{$scope} ++;
1.104     raeburn  1278:     }
1.108     raeburn  1279:     $r->print('<table border="0"><tr><td valign="top">');
1.170     raeburn  1280:     if ($action eq 'chgaccess') {
                   1281:         &standard_settings($r,$now,$then,$url,$filename,\%acl_count,\%start,
                   1282:                            \%end,$public,$publicnum,$publictext,$guest,$guestnum,
                   1283:                            $guesttext,$access_controls,%conditionals);
                   1284:     } else {
                   1285:         &condition_setting($r,$access_controls,$now,$then,\%acl_count,
                   1286:                            \@domains,\@users,\@courses);
                   1287:     }
                   1288:     $r->print('</td></tr></table>');
                   1289: }
                   1290: 
                   1291: sub standard_settings {
                   1292:     my ($r,$now,$then,$url,$filename,$acl_count,$start,$end,$public,$publicnum,
                   1293:       $publictext,$guest,$guestnum,$guesttext,$access_controls,%conditionals)=@_;
1.187     bisitz   1294:     $r->print('<h3>'.&mt('Public access: [_1]',&mt($publictext)).'</h3>');
1.104     raeburn  1295:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1296:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1297:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').'</th>');
1.110     albertel 1298:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn  1299:     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1300:     if ($public) {
                   1301:         $r->print('<td>'.&actionbox('old',$publicnum,'public').'</td><td>'.
1.170     raeburn  1302:              &dateboxes($publicnum,$start->{$public},$end->{$public}).'</td>');
1.108     raeburn  1303:     } else {
                   1304:         $r->print('<td>'.&actionbox('new','0','public').'</td><td>'.
                   1305:                   &dateboxes('0',$now,$then).'</td>');
                   1306:     }
                   1307:     $r->print(&Apache::loncommon::end_data_table_row());
                   1308:     $r->print(&Apache::loncommon::end_data_table());
                   1309:     $r->print('</td><td width="40">&nbsp;</td><td valign="top">');
1.187     bisitz   1310:     $r->print('<h3>'.&mt('Passphrase-protected access: [_1]',&mt($guesttext)).'</h3>');
1.104     raeburn  1311:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1312:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1313:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').
1.120     raeburn  1314:               '</th><th>'. &mt('Passphrase').'</th>');
1.110     albertel 1315:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1316:     $r->print(&Apache::loncommon::start_data_table_row());
                   1317:     my $passwd;
                   1318:     if ($guest) {
1.109     albertel 1319:         $passwd = $$access_controls{$guest}{'password'};
1.108     raeburn  1320:         $r->print('<td>'.&actionbox('old',$guestnum,'guest').'</td><td>'.
1.170     raeburn  1321:               &dateboxes($guestnum,$start->{$guest},$end->{$guest}).'</td>');
1.108     raeburn  1322:     } else {
                   1323:         $r->print('<td>'.&actionbox('new','1','guest').'</td><td>'.
                   1324:                   &dateboxes('1',$now,$then).'</td>');
1.104     raeburn  1325:     }
1.108     raeburn  1326:     $r->print('<td><input type="text" size="15" name="password" value="'.
                   1327:               $passwd.'" /></td>');
1.104     raeburn  1328:     $r->print(&Apache::loncommon::end_data_table_row());
                   1329:     $r->print(&Apache::loncommon::end_data_table());
1.170     raeburn  1330:     $r->print('</td></tr><tr><td colspan="3">&nbsp;</td></tr>'.
                   1331:               '<tr><td colspan="3">');
                   1332:     my $numconditionals = 0;
                   1333:     my $conditionstext;
                   1334:     my %cond_status;
                   1335:     foreach my $scope ('domains','users','course') {
                   1336:         $numconditionals += $acl_count->{$scope}; 
                   1337:         if ($acl_count->{$scope} > 0) {
                   1338:             if ($conditionstext ne 'Active') { 
                   1339:                 foreach my $key (keys(%{$conditionals{$scope}})) {
                   1340:                     $conditionstext = &acl_status($start->{$key},$end->{$key},$now);
                   1341:                     if ($conditionstext eq 'Active') {
                   1342:                        last;
                   1343:                     }
                   1344:                 }
                   1345:             }
                   1346:         }
                   1347:     }
                   1348:     if ($conditionstext eq '') {
                   1349:         $conditionstext = 'Off';
                   1350:     }
                   1351:     my %anchor_fields = (
                   1352:             'access' => $env{'form.selectfile'},
                   1353:             'action' => 'chgconditions',
                   1354:             'currentpath' => $env{'form.currentpath'},
                   1355:         );
1.187     bisitz   1356:     $r->print('<h3>'.&mt('Conditional access: [_1]',&mt($conditionstext)).'</h3>');
1.170     raeburn  1357:     if ($numconditionals > 0) {
                   1358:         my $count = 1;
                   1359:         my $chg = 'none';
                   1360:         $r->print(&mt('You have previously set [_1] conditional access controls.',$numconditionals).' '.&make_anchor($url,\%anchor_fields,&mt('Change Conditions')).'<br /><br />');
                   1361:         $r->print(&Apache::loncommon::start_data_table());
                   1362:         $r->print(&Apache::loncommon::start_data_table_header_row());
                   1363:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                   1364:                   '</th><th>'.&mt('Additional information').'</th>');
                   1365:         $r->print(&Apache::loncommon::end_data_table_header_row());
                   1366:         &build_access_summary($r,$count,$chg,%conditionals);
                   1367:         $r->print(&Apache::loncommon::end_data_table());
                   1368:     } else {
1.217     raeburn  1369:         $r->print(&make_anchor($url,\%anchor_fields,&mt('Add conditional access')).' '.&mt('based on domain, username, or course/community affiliation.'));
1.170     raeburn  1370:     }
                   1371: }
                   1372: 
                   1373: sub condition_setting {
                   1374:     my ($r,$access_controls,$now,$then,$acl_count,$domains,$users,$courses) = @_;
                   1375:     $r->print('<tr><td valign="top">');
                   1376:     &access_element($r,'domains',$acl_count,$domains,$access_controls,$now,$then);
1.158     albertel 1377:     $r->print('</td><td>&nbsp;</td><td valign="top">');
1.170     raeburn  1378:     &access_element($r,'users',$acl_count,$users,$access_controls,$now,$then);
1.158     albertel 1379:     $r->print('</td></tr><tr><td colspan="3"></td></tr><tr>');
1.170     raeburn  1380:     if ($acl_count->{course} > 0) {
1.158     albertel 1381:         $r->print('<td colspan="3" valign="top">');
                   1382:     } else {
                   1383:         $r->print('<td valign="top">');
                   1384:     }
1.170     raeburn  1385:     &access_element($r,'course',$acl_count,$courses,$access_controls,$now,$then);
1.158     albertel 1386:     $r->print('</td>');
1.108     raeburn  1387:     $r->print('</td></tr></table>');
                   1388: }
                   1389: 
                   1390: sub acl_status {
                   1391:     my ($start,$end,$now) = @_;
                   1392:     if ($start > $now) {
1.170     raeburn  1393:         return 'Inactive';
1.108     raeburn  1394:     }
                   1395:     if ($end && $end<$now) {
1.170     raeburn  1396:         return 'Inactive';
1.108     raeburn  1397:     }
1.170     raeburn  1398:     return 'Active';
1.108     raeburn  1399: }
                   1400: 
                   1401: sub access_element {
                   1402:     my ($r,$type,$acl_count,$items,$access_controls,$now,$then) = @_;
1.221     raeburn  1403:     my %typetext = &Apache::lonlocal::texthash(
                   1404:         domains => 'Domain',
                   1405:         users   => 'User',
                   1406:         course  => 'Course/Community'
                   1407:     );
1.222   ! raeburn  1408:     $r->print('<h3>'.&mt('[_1]-based conditional access: ',$typetext{$type}));
1.108     raeburn  1409:     if ($$acl_count{$type}) {
                   1410:         $r->print($$acl_count{$type}.' ');
                   1411:         if ($$acl_count{$type} > 1) {
                   1412:             $r->print(&mt('conditions'));
                   1413:         } else {
                   1414:             $r->print(&mt('condition'));
                   1415:         }
                   1416:     } else {
                   1417:         $r->print(&mt('Off'));
                   1418:     }
                   1419:     $r->print('</h3>');
                   1420:     &display_access_row($r,'old',$type,$items,$access_controls,$now,$then);
                   1421:     return;
                   1422: }
                   1423: 
                   1424: sub display_access_row {
                   1425:     my ($r,$status,$type,$items,$access_controls,$now,$then) = @_;
1.221     raeburn  1426:     my $showtype;
                   1427:     if ($type eq 'course') {
                   1428:         $showtype = &mt('Courses/Communities');
                   1429:     } elsif ($type eq 'domains') {
                   1430:         $showtype = &mt('Domains');
                   1431:     } elsif ($type eq 'users') {
                   1432:         $showtype = &mt('Users');
                   1433:     }
1.108     raeburn  1434:     if (@{$items} > 0) {
                   1435:         my @all_doms;
                   1436:         my $colspan = 3;
                   1437:         $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1438:         $r->print(&Apache::loncommon::start_data_table_header_row());
1.221     raeburn  1439:         $r->print('<th>'.&mt('Action?').'</th><th>'.$showtype.'</th><th>'.
1.108     raeburn  1440:               &mt('Dates available').'</th>');
1.172     raeburn  1441:         if ($type eq 'course' && $status eq 'old') {
1.221     raeburn  1442:             
                   1443:             $r->print('<th>'.&mt('Allowed course/community affiliations').
1.108     raeburn  1444:                       '</th>');
                   1445:             $colspan ++;
                   1446:         } elsif ($type eq 'domains') {
1.178     albertel 1447:             @all_doms = sort(&Apache::lonnet::all_domains());
1.108     raeburn  1448:         }
1.110     albertel 1449:         $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1450:         foreach my $key (@{$items}) {
1.118     albertel 1451: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.170     raeburn  1452:             if ($type eq 'course') {
1.118     albertel 1453:                 &course_row($r,$status,$type,$key,$access_controls,$now,$then);
1.108     raeburn  1454:             } elsif ($type eq 'domains') {
                   1455:                 &domains_row($r,$status,$key,\@all_doms,$access_controls,$now,
                   1456:                             $then);
                   1457:             } elsif ($type eq 'users') {
                   1458:                 &users_row($r,$status,$key,$access_controls,$now,$then);
                   1459:             }
1.118     albertel 1460: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1461:         }
                   1462:         if ($status eq 'old') {
1.111     albertel 1463: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1464:             $r->print('<td colspan="',$colspan.'">'.&additional_item($type).
                   1465:                       '</td>');
1.111     albertel 1466: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1467:         }
                   1468:         $r->print(&Apache::loncommon::end_data_table());
                   1469:     } else {
1.221     raeburn  1470:         $r->print(&mt('No [_1]-based conditions defined.',$showtype).'<br />'.
                   1471:                   &additional_item($type));
1.108     raeburn  1472:     }
                   1473:     return;
                   1474: }
                   1475: 
1.110     albertel 1476: sub course_js {
                   1477:     return qq|
1.108     raeburn  1478: <script type="text/javascript">
1.172     raeburn  1479: function setRoleOptions(num,roleid,cdom,cnum,type) {
                   1480:     updateIndexNum = getIndexByValue('update',num);
                   1481:     var addItem = 'add_role_'+num;
                   1482:     var addIndexNum = getIndexByName(addItem);
                   1483:     if (document.portform.elements[addItem].checked) {
                   1484:         document.portform.elements[updateIndexNum].checked = true;
                   1485:         var url = '/adm/portfolio?action=rolepicker&setroles='+num+'_'+roleid+'&cnum='+cnum+'&cdom='+cdom+'&type='+type;
1.108     raeburn  1486:         var title = 'Roles_Chooser';
                   1487:         var options = 'scrollbars=1,resizable=1,menubar=0';
                   1488:         options += ',width=700,height=600';
                   1489:         rolebrowser = open(url,title,options,'1');
                   1490:         rolebrowser.focus();
                   1491:     } else {
1.172     raeburn  1492:         addArray = new Array ('role','access','section','group');
                   1493:         for (var j=0;j<addArray.length;j++) {
                   1494:             var itemIndex = getIndexByName(addArray[j]+'_'+num+'_'+roleid);
                   1495:             document.portform.elements[itemIndex].value = '';
1.108     raeburn  1496:         }
                   1497:     }
                   1498: }
                   1499: 
1.172     raeburn  1500: function getIndexByName(item) {
1.108     raeburn  1501:     for (var i=0;i<document.portform.elements.length;i++) {
1.172     raeburn  1502:         if (document.portform.elements[i].name == item) {
1.108     raeburn  1503:             return i;
                   1504:         }
                   1505:     }
                   1506:     return -1;
                   1507: }
                   1508: 
1.172     raeburn  1509: function getIndexByValue(name,value) {
1.108     raeburn  1510:     for (var i=0;i<document.portform.elements.length;i++) {
                   1511:         if (document.portform.elements[i].name == name && document.portform.elements[i].value == value) {
                   1512:             return i;
                   1513:         }
                   1514:     }
                   1515:     return -1;
                   1516: }
                   1517: 
                   1518: </script>
1.110     albertel 1519: |;
                   1520: }
                   1521: 
                   1522: sub course_row {
1.118     albertel 1523:     my ($r,$status,$type,$item,$access_controls,$now,$then) = @_;
1.115     raeburn  1524:     my $content;
1.110     albertel 1525:     my $defdom = $env{'user.domain'};
                   1526:     if ($status eq 'old') {
1.115     raeburn  1527:         $content = $$access_controls{$item}; 
                   1528:         $defdom =  $content->{'domain'};
1.110     albertel 1529:     }
                   1530:     my $js = &Apache::loncommon::coursebrowser_javascript($defdom)
                   1531: 	.&course_js();
1.221     raeburn  1532:     my $showtype = &mt('Course/Community');
                   1533:     my $crstype = 'Course';
1.108     raeburn  1534:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1535:                                                     $type);
1.110     albertel 1536:     $r->print('<td>'.$js.&actionbox($status,$num,$scope).'</td>');
1.108     raeburn  1537:     if ($status eq 'old') {
1.115     raeburn  1538:         my $cid = $content->{'domain'}.'_'.$content->{'number'};
1.108     raeburn  1539:         my %course_description = &Apache::lonnet::coursedescription($cid);
1.221     raeburn  1540:         if ($course_description{'type'} ne '') {
                   1541:             $crstype = $course_description{'type'};
                   1542:         }
1.115     raeburn  1543:         $r->print('<td><input type="hidden" name="crsdom_'.$num.'" value="'.$content->{'domain'}.'" /><input type="hidden" name="crsnum_'.$num.'" value="'.$content->{'number'}.'" />'.$course_description{'description'}.'</td>');
1.108     raeburn  1544:     } elsif ($status eq 'new') {
1.221     raeburn  1545:         $r->print('<td>'.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$num,'crsdom_'.$num,'description_'.$num,$num.'_1',undef,$showtype).'&nbsp;&nbsp;<input type="text" name="description_'.$num.'" size="30" /><input type="hidden" name="crsdom_'.$num.'" /><input type="hidden" name="crsnum_'.$num.'" /></td>');
1.108     raeburn  1546:     }
1.172     raeburn  1547:     $r->print('<td>'.&dateboxes($num,$start,$end));
                   1548:     my $newrole_id = 1;
1.108     raeburn  1549:     if ($status eq 'old') {
1.172     raeburn  1550:         $r->print('</td><td>');
1.108     raeburn  1551:         my $max_id = 0;
1.172     raeburn  1552:         if (keys(%{$content->{'roles'}}) > 0) {
                   1553:             $r->print('<table><tr><th>'.&mt('Action').'</th>'.
                   1554:                       '<th>'.&mt('Roles').'</th>'.
                   1555:                       '<th>'.&mt('Access').'</th>'.
                   1556:                       '<th>'.&mt('Sections').'</th>'.
                   1557:                       '<th>'.&mt('Groups').'</th></tr>');
                   1558:             foreach my $role_id (sort(keys(%{$content->{'roles'}}))) {
                   1559:                 if ($role_id > $max_id) {
                   1560:                     $max_id = $role_id;
                   1561:                 }
                   1562:                 $max_id ++;
1.221     raeburn  1563:                 my $role_selects = &role_selectors($num,$role_id,$crstype,$content,'display');
1.200     bisitz   1564:                 $r->print('<tr><td><span class="LC_nobreak"><label><input type="checkbox" name="delete_role_'.$num.'" value="'.$role_id.'" />'.&mt('Delete').'</label></span><br /><input type="hidden" name="preserve_role_'.$num.'" value="'.$role_id.'" /></td>'.$role_selects.'</tr>');
1.172     raeburn  1565:             }
                   1566:             $r->print('</table>');
                   1567:         }
                   1568:         $r->print('<br />'.&mt('Add a roles-based condition').
1.214     bisitz   1569:                   '&nbsp;<input type="checkbox" name="add_role_'.
1.172     raeburn  1570:                   $num.'" onClick="javascript:setRoleOptions('."'$num',
                   1571:                   '$max_id','$content->{'domain'}','$content->{'number'}',
1.221     raeburn  1572:                   '$showtype'".')" value="" />');
1.172     raeburn  1573:         $newrole_id = $max_id;
                   1574:     } else {
1.214     bisitz   1575:         $r->print('<input type="hidden" name="add_role_'.$num.'" value="" />');
1.108     raeburn  1576:     }
1.172     raeburn  1577:     $r->print(&add_course_role($num,$newrole_id));
                   1578:     $r->print('</td>');
1.108     raeburn  1579:     return;
                   1580: }
                   1581: 
1.172     raeburn  1582: sub add_course_role {
                   1583:     my ($num,$max_id) = @_;
                   1584:     my $output;
                   1585:     $output .='<input type="hidden" name="role_'.$num.'_'.$max_id.'" />'.
                   1586:               '<input type="hidden" name="access_'.$num.'_'.$max_id.'" />'.
                   1587:               '<input type="hidden" name="section_'.$num.'_'.$max_id.'" />'.
                   1588:               '<input type="hidden" name="group_'.$num.'_'.$max_id.'" />';
                   1589:     return $output;
                   1590: }
                   1591: 
1.108     raeburn  1592: sub domains_row {
                   1593:     my ($r,$status,$item,$all_doms,$access_controls,$now,$then) = @_;
                   1594:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1595:                                                     'domains');
1.207     bisitz   1596:     my $dom_select = '<select name="dom_'.$num.'" size="4" multiple="multiple">'.
1.108     raeburn  1597:                      ' <option value="">'.&mt('Please select').'</option>';
                   1598:     if ($status eq 'old') {
1.109     albertel 1599:         my $content =  $$access_controls{$item};
                   1600: 	foreach my $dom (@{$all_doms}) {
                   1601:             if ((@{$content->{'dom'}} > 0) 
                   1602: 		&& (grep(/^\Q$dom\E$/,@{$content->{'dom'}}))) {
1.214     bisitz   1603:                 $dom_select .= '<option value="'.$dom.'" selected="selected">'.
1.108     raeburn  1604:                                $dom.'</option>';
                   1605:             } else {
                   1606:                 $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1607:             }
                   1608:         }
                   1609:     } else {
                   1610:         foreach my $dom (@{$all_doms}) {
                   1611:             $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1612:         }
                   1613:     }
1.112     albertel 1614:     $dom_select .= '</select>';
1.108     raeburn  1615:     $r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.$dom_select.
                   1616:               '</td><td>'.&dateboxes($num,$start,$end).'</td>');
                   1617: }
                   1618: 
                   1619: sub users_row {
                   1620:     my ($r,$status,$item,$access_controls,$now,$then) = @_;
                   1621:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1622:                                                     'users');
                   1623:     my $curr_user_list;
                   1624:     if ($status eq 'old') {
1.109     albertel 1625:         my $content = $$access_controls{$item};
                   1626:         $curr_user_list = &sort_users($content->{'users'});
1.108     raeburn  1627:     }
                   1628:     $r->print('<td>'.&actionbox($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,$end).'</td>');
                   1629: }
                   1630: 
                   1631: sub additional_item {
                   1632:     my ($type) = @_;
1.221     raeburn  1633:     my $showtype;
                   1634:     if ($type eq 'course') {
                   1635:         $showtype = &mt('course/community');
                   1636:     } elsif ($type eq 'domains') {
                   1637:         $showtype = &mt('domains');
                   1638:     } elsif ($type eq 'users') {
                   1639:         $showtype = &mt('users');
                   1640:     }
                   1641:     my $output = &mt('Add new [_1] condition(s)?',$showtype).'&nbsp;'.&mt('Number to add: ').'<input type="text" name="new'.$type.'" size="3" value="0" />';
1.108     raeburn  1642:     return $output;
                   1643: }
                   1644: 
                   1645: sub actionbox {
                   1646:     my ($status,$num,$scope) = @_;
1.200     bisitz   1647:     my $output = '<span class="LC_nobreak"><label>';
1.108     raeburn  1648:     if ($status eq 'new') {
1.170     raeburn  1649:         my $checkstate;
                   1650:         if ($scope eq 'domains' || $scope eq 'users' || $scope eq 'course') {
                   1651:             $checkstate = 'checked="checked"';
                   1652:         }
                   1653:         $output .= '<input type="checkbox" name="activate" value="'.$num.'" '.
                   1654:                    $checkstate.'  />'.
1.108     raeburn  1655:         &mt('Activate');
                   1656:     } else {
                   1657:         $output .= '<input type="checkbox" name="delete" value="'.$num.
1.200     bisitz   1658:                    '" />'.&mt('Delete').'</label></span><br /><span class="LC_nobreak">'.
1.108     raeburn  1659:                    '<label><input type="checkbox" name="update" value="'.
                   1660:                    $num.'" />'.&mt('Update');
                   1661:     }
1.112     albertel 1662:     $output .= '</label></span><input type="hidden" name="scope_'.$num.                '" value="'.$scope.'" />';
1.108     raeburn  1663:     return $output;
                   1664: }
                   1665:                                                                                    
                   1666: sub dateboxes {
                   1667:     my ($num,$start,$end) = @_;
                   1668:     my $noend;
                   1669:     if ($end == 0) {
                   1670:         $noend = 'checked="checked"';
                   1671:     }
                   1672:     my $startdate = &Apache::lonhtmlcommon::date_setter('portform',
                   1673:                            'startdate_'.$num,$start,undef,undef,undef,1,undef,
                   1674:                             undef,undef,1);
                   1675:     my $enddate = &Apache::lonhtmlcommon::date_setter('portform',
                   1676:                                'enddate_'.$num,$end,undef,undef,undef,1,undef,
1.200     bisitz   1677:                                 undef,undef,1). '&nbsp;&nbsp;<span class="LC_nobreak"><label>'.
1.108     raeburn  1678:                                 '<input type="checkbox" name="noend_'.
                   1679:                                 $num.'" '.$noend.' />'.&mt('No end date').
1.112     albertel 1680:                                 '</label></span>';
1.108     raeburn  1681:                                                                                    
                   1682:     my $output = &mt('Start: ').$startdate.'<br />'.&mt('End: ').$enddate;
                   1683:     return $output;
                   1684: }
                   1685: 
                   1686: sub unpack_acc_key {
                   1687:     my ($acc_key) = @_;
                   1688:     my ($num,$scope,$end,$start) = ($acc_key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
                   1689:     return ($num,$scope,$end,$start);
                   1690: }
                   1691: 
                   1692: sub set_identifiers {
                   1693:     my ($status,$item,$now,$then,$scope) = @_;
                   1694:     if ($status eq 'old') {
                   1695:         return(&unpack_acc_key($item));
                   1696:     } else {
                   1697:         return($item,$scope,$then,$now);
                   1698:     }
                   1699: } 
                   1700: 
                   1701: sub role_selectors {
1.172     raeburn  1702:     my ($num,$role_id,$type,$content,$caller) = @_;
1.108     raeburn  1703:     my ($output,$cdom,$cnum,$longid);
                   1704:     if ($caller eq 'display') {
                   1705:         $longid = '_'.$num.'_'.$role_id;
1.172     raeburn  1706:         $cdom = $$content{'domain'};
                   1707:         $cnum = $$content{'number'};
1.108     raeburn  1708:     } elsif ($caller eq 'rolepicker') {
                   1709:          $cdom = $env{'form.cdom'};
                   1710:          $cnum = $env{'form.cnum'};
                   1711:     }
1.221     raeburn  1712:     my $crstype = 'Course';
                   1713:     if ($cnum =~ /^$match_community$/) {
                   1714:         $crstype = 'Community'
                   1715:     }
1.108     raeburn  1716:     my ($sections,$groups,$allroles,$rolehash,$accesshash) =
1.221     raeburn  1717:             &Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$crstype);
1.108     raeburn  1718:     if (!@{$sections}) {
                   1719:         @{$sections} = ('none');
                   1720:     } else {
                   1721:         unshift(@{$sections},('all','none'));
                   1722:     }
                   1723:     if (!@{$groups}) {
                   1724:         @{$groups} = ('none');
                   1725:     } else {
                   1726:         unshift(@{$groups},('all','none'));
                   1727:     }
                   1728:     my @allacesses = sort(keys(%{$accesshash}));
                   1729:     my (%sectionhash,%grouphash);
                   1730:     foreach my $sec (@{$sections}) {
                   1731:         $sectionhash{$sec} = $sec;
                   1732:     }
                   1733:     foreach my $grp (@{$groups}) {
                   1734:         $grouphash{$grp} = $grp;
                   1735:     }
                   1736:     my %lookup = (
                   1737:                    'role' => $rolehash,
                   1738:                    'access' => $accesshash,
                   1739:                    'section' => \%sectionhash,
                   1740:                    'group' => \%grouphash,
                   1741:                  );
                   1742:     my @allaccesses = sort(keys(%{$accesshash}));
                   1743:     my %allitems = (
                   1744:                     'role' => $allroles,
                   1745:                     'access' => \@allaccesses,
                   1746:                     'section' => $sections,
1.172     raeburn  1747:                     'group' => $groups,
1.108     raeburn  1748:                    );
                   1749:     foreach my $item ('role','access','section','group') {
1.207     bisitz   1750:         $output .= '<td><select name="'.$item.$longid.'" multiple="multiple" size="4">'."\n";
1.108     raeburn  1751:         foreach my $entry (@{$allitems{$item}}) {
                   1752:             if ($caller eq 'display') {
                   1753:                 if ((@{$$content{'roles'}{$role_id}{$item}} > 0) && 
                   1754:                     (grep(/^\Q$entry\E$/,@{$$content{'roles'}{$role_id}{$item}}))) {
1.214     bisitz   1755:                     $output .= '  <option value="'.$entry.'" selected="selected">'.
1.108     raeburn  1756:                                   $lookup{$item}{$entry}.'</option>';
                   1757:                     next;
                   1758:                 }
                   1759:             }
                   1760:             $output .= '  <option value="'.$entry.'">'.
                   1761:                        $lookup{$item}{$entry}.'</option>';
                   1762:         }
                   1763:         $output .= '</select>';
                   1764:     }
                   1765:     $output .= '</td>';
                   1766:     return $output;
                   1767: }
                   1768: 
                   1769: sub role_options_window {
                   1770:     my ($r) = @_;
                   1771:     my $type = $env{'form.type'};
1.172     raeburn  1772:     my $rolenum = $env{'form.setroles'};
                   1773:     my ($num,$role_id) = ($rolenum =~ /^([\d_]+)_(\d+)$/);
                   1774:     my $role_elements;
                   1775:     foreach my $item ('role','access','section','group') {
                   1776:         $role_elements .= "'".$item.'_'.$rolenum."',";
                   1777:     }
                   1778:     $role_elements =~ s/,$//; 
                   1779:     my $role_selects = &role_selectors($num,$role_id,$type,undef,
                   1780:                                        'rolepicker');
1.108     raeburn  1781:     $r->print(<<"END_SCRIPT");
                   1782: <script type="text/javascript">
                   1783: function setRoles() {
1.172     raeburn  1784:     var role_elements = new Array($role_elements);
                   1785:     for (var i=0; i<role_elements.length; i++) {
1.108     raeburn  1786:         var copylist = '';
                   1787:         for (var j=0; j<document.rolepicker.elements[i].length; j++) {
                   1788:             if (document.rolepicker.elements[i].options[j].selected) {
                   1789:                 copylist = copylist + document.rolepicker.elements[i].options[j].value + ',';
                   1790:             }
                   1791:         }
                   1792:         copylist = copylist.substr(0,copylist.length-1);
1.172     raeburn  1793:         var openerItem = getIndexByName(role_elements[i]);
                   1794:         opener.document.portform.elements[openerItem].value = copylist; 
1.108     raeburn  1795:     }
1.172     raeburn  1796:     var roleAdder = getIndexByName('add_role_$num');
                   1797:     opener.document.portform.elements[roleAdder].value = '$role_id';
1.108     raeburn  1798:     self.close();
                   1799: }
1.172     raeburn  1800: 
                   1801: function getIndexByName(item) {
                   1802:     for (var i=0;i<opener.document.portform.elements.length;i++) {
                   1803:         if (opener.document.portform.elements[i].name == item) {
                   1804:             return i;
                   1805:         }
                   1806:     }
                   1807:     return -1;
                   1808: }
                   1809: 
1.108     raeburn  1810: </script>
                   1811: END_SCRIPT
1.220     bisitz   1812:     $r->print(
                   1813:         '<p>'
                   1814:        .&mt('Select roles, '.lc($type).' status, section(s) and group(s) for users'
                   1815:            .' who will be able to access the portfolio file.')
                   1816:        .'</p>'
                   1817:     );
                   1818:     $r->print(
                   1819:         '<form name="rolepicker" action="/adm/portfolio" method="post">'
                   1820:        .'<table><tr>'
                   1821:        .'<th>'.&mt('Roles').'</th>'
                   1822:        .'<th>'.&mt("$type status").'</th>'
                   1823:        .'<th>'.&mt('Sections').'</th>'
                   1824:        .'<th>'.&mt('Groups').'</th>'
                   1825:        .'</tr><tr>'.$role_selects.'</tr>'
                   1826:        .'</table><br />'
                   1827:        .'<input type="button" name="rolepickbutton" value="'.&mt('Save').'" onclick="setRoles()" />'
                   1828:     );
1.108     raeburn  1829:     return;
1.104     raeburn  1830: }
                   1831: 
1.47      banghart 1832: sub select_files {
1.138     albertel 1833:     my ($r) = @_;
1.82      albertel 1834:     if ($env{'form.continue'} eq 'true') {
1.60      banghart 1835:         # here we update the selections for the currentpath
                   1836:         # eventually, have to handle removing those not checked, but . . . 
1.83      banghart 1837:         my @items=&Apache::loncommon::get_env_multiple('form.checkfile');
                   1838:         if (scalar(@items)){
1.85      banghart 1839:              &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
1.83      banghart 1840:         }
1.62      banghart 1841:     } else {
                   1842:             #empty the file for a fresh start
1.83      banghart 1843:             &Apache::lonnet::clear_selected_files($env{'user.name'});
1.62      banghart 1844:     }
1.82      albertel 1845:     my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
1.62      banghart 1846:     my $java_files = join ",", @files;
                   1847:     if ($java_files) {
                   1848:         $java_files.=',';
1.60      banghart 1849:     }
1.63      banghart 1850:     my $javascript =(<<ENDSMP);
1.113     albertel 1851:         <script type="text/javascript">
1.48      banghart 1852:         function finishSelect() {
1.62      banghart 1853: ENDSMP
1.63      banghart 1854:     $javascript .= 'fileList = "'.$java_files.'";';
                   1855:     $javascript .= (<<ENDSMP);
1.49      banghart 1856:             for (i=0;i<document.forms.checkselect.length;i++) { 
                   1857:                 if (document.forms.checkselect[i].checked){
1.54      banghart 1858:                     fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
1.49      banghart 1859:                 }
                   1860:             }
1.186     albertel 1861:             var hwfield = opener.document.getElementsByName('$env{'form.fieldname'}');
                   1862:             hwfield[0].value = fileList;
1.48      banghart 1863:             self.close();
                   1864:         }
                   1865:         </script>
                   1866: ENDSMP
1.63      banghart 1867:     $r->print($javascript);
1.198     bisitz   1868:     $r->print("<h1>".&mt('Select portfolio files')."</h1>");
1.88      albertel 1869:     my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
                   1870:     if (@otherfiles) {
1.198     bisitz   1871: 	$r->print(&Apache::loncommon::start_data_table()
                   1872:                  .&Apache::loncommon::start_data_table_header_row()
                   1873:                  .'<th>'.&mt('Files selected from other directories:')."</th>"
                   1874:                  .&Apache::loncommon::end_data_table_header_row()
                   1875:         );
1.88      albertel 1876: 	foreach my $file (@otherfiles) {
1.198     bisitz   1877: 	    $r->print(&Apache::loncommon::start_data_table_row()
                   1878:                      .'<td>'.$file."</td>"
                   1879:                      .&Apache::loncommon::end_data_table_row()
                   1880:             );
1.88      albertel 1881: 	}
1.198     bisitz   1882:         $r->print(&Apache::loncommon::end_data_table()
                   1883:                  .'<br />'
                   1884:         );
1.60      banghart 1885:     }
1.198     bisitz   1886:     $r->print('<div>'
                   1887:              .&mt('Check as many files as you wish in response to the problem:')
                   1888:              .'</div>'
                   1889:     );
1.47      banghart 1890: }
1.138     albertel 1891: 
1.176     albertel 1892: 
                   1893: sub check_for_upload {
                   1894:     my ($path,$fname,$group,$element) = @_;
1.174     raeburn  1895:     my $disk_quota = &get_quota($group);
1.176     albertel 1896:     my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
                   1897:     my $portfolio_root = &get_portfolio_root();
                   1898:     my $port_path = &get_port_path();
1.191     raeburn  1899:     my ($uname,$udom) = &get_name_dom($group);
1.38      banghart 1900:     # Fixme --- Move the checking for existing file to LOND error return
1.191     raeburn  1901:     my @dir_list=&get_dir_list($portfolio_root,$path,$group);
1.34      banghart 1902:     my $found_file = 0;
1.76      banghart 1903:     my $locked_file = 0;
1.33      banghart 1904:     foreach my $line (@dir_list) {
1.76      banghart 1905:         my ($file_name)=split(/\&/,$line,2);
                   1906:         if ($file_name eq $fname){
1.176     albertel 1907:             $file_name = $path.$file_name;
1.138     albertel 1908:             $file_name = &prepend_group($file_name);
1.33      banghart 1909:             $found_file = 1;
1.102     raeburn  1910:             if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.76      banghart 1911:                 $locked_file = 1;
                   1912:             } 
1.33      banghart 1913:         }
                   1914:     }
1.191     raeburn  1915:     my $getpropath = 1;
                   1916:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
1.176     albertel 1917: 
1.87      albertel 1918:     if (($current_disk_usage + $filesize) > $disk_quota){
1.185     banghart 1919:         my $msg = '<span class="LC_error">'.
                   1920:                 &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
                   1921:                   '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
1.176     albertel 1922: 	return ('will_exceed_quota',$msg);
                   1923:     } elsif ($found_file) {
                   1924:         if ($locked_file) {
1.185     banghart 1925:             my $msg = '<span class="LC_error">';
1.188     bisitz   1926:             $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
1.185     banghart 1927:             $msg .= '</span><br />';
                   1928:             $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
1.176     albertel 1929: 	    return ('file_locked',$msg);
                   1930: 	} else {
1.185     banghart 1931:             my $msg = '<span class="LC_error">';
                   1932:             $msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
                   1933:             $msg .= '</span>';
                   1934:             $msg .= '<br />';
                   1935:             $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
1.176     albertel 1936: 	    return ('file_exists',$msg);
                   1937: 	}
                   1938:     }
                   1939: }
                   1940: 
                   1941: sub upload {
                   1942:     my ($r,$url,$group)=@_;
                   1943:     my $fname=&Apache::lonnet::clean_filename($env{'form.uploaddoc.filename'});
1.195     raeburn  1944:     my $disk_quota = &get_quota($group);
                   1945:     my $portfolio_root = &get_portfolio_root();
                   1946:     my $port_path = &get_port_path();
                   1947:     my ($uname,$udom) = &get_name_dom($group);
                   1948:     my $getpropath = 1;
                   1949:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
                   1950:     my ($state,$msg) = 
                   1951:         &Apache::loncommon::check_for_upload($env{'form.currentpath'},$fname,
                   1952: 		                             $group,'uploaddoc',$portfolio_root,
                   1953:                                              $port_path,$disk_quota,
                   1954:                                              $current_disk_usage,$uname,$udom);
1.176     albertel 1955:     if ($state eq 'will_exceed_quota'
                   1956: 	|| $state eq 'file_locked'
                   1957: 	|| $state eq 'file_exists' ) {
                   1958: 	$r->print($msg.&done('Back',$url));
                   1959: 	return;
                   1960:     }
                   1961: 
                   1962:     my (%allfiles,%codebase,$mode);
                   1963:     if ($env{'form.uploaddoc.filename'} =~ m/(\.htm|\.html|\.shtml)$/i) {
1.193     raeburn  1964:         if ($env{'form.parserflag'}) {
                   1965: 	    $mode = 'parse';
                   1966:         }
1.176     albertel 1967:     }
                   1968:     my $result=
                   1969: 	&Apache::lonnet::userfileupload('uploaddoc','',
                   1970: 					$port_path.$env{'form.currentpath'},
                   1971: 					$mode,\%allfiles,\%codebase);
                   1972:     if ($result !~ m|^/uploaded/|) {
1.188     bisitz   1973: 	$r->print('<span class="LC_error">'.&mt('An error occurred ([_1]) while trying to upload [_2].'
                   1974:                   ,$result,&display_file()).'</span><br />');
1.176     albertel 1975: 	$r->print(&done('Back',$url));
                   1976:     } else {
                   1977: 	if (%allfiles) {
1.195     raeburn  1978:             if (!&suppress_embed_prompt()) {
                   1979: 	        my $state = <<STATE;
1.176     albertel 1980:     <input type="hidden" name="action"      value="upload_embedded" />
                   1981:     <input type="hidden" name="currentpath" value="$env{'form.currentpath'}" />
                   1982:     <input type="hidden" name="fieldname"   value="$env{'form.fieldname'}" />
                   1983:     <input type="hidden" name="mode"        value="$env{'form.mode'}" />
                   1984: STATE
1.195     raeburn  1985:                 $r->print("<h2>".&mt("Reference Warning")."</h2>");
                   1986:                 $r->print("<p>".&mt("Completed upload of the file. This file contained references to other files. You must upload the referenced files or else the uploaded file may not work properly.")."</p>");
                   1987:                 $r->print("<p>".&mt("Please select the locations from which the referenced files are to be uploaded.")."</p>");
                   1988: 	        $r->print(&Apache::loncommon::ask_for_embedded_content('/adm/portfolio',$state,\%allfiles,\%codebase,
1.180     albertel 1989: 				      {'error_on_invalid_names'   => 1,
                   1990: 				       'ignore_remote_references' => 1,}));
1.195     raeburn  1991: 	        $r->print('<p>Or '.&done('Return to directory',$url).'</p>');
                   1992:             }
1.176     albertel 1993: 	} else {
                   1994: 	    $r->print(&done(undef,$url));
                   1995: 	}
                   1996:     }
                   1997: }
                   1998: 
1.80      banghart 1999: sub lock_info {
1.137     albertel 2000:     my ($r,$url,$group) = @_;
1.191     raeburn  2001:     my ($uname,$udom) = &get_name_dom($group);
1.102     raeburn  2002:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                   2003:                                                                        $uname);
1.84      banghart 2004:     my $file_name = $env{'form.lockinfo'};
1.138     albertel 2005:     $file_name = &prepend_group($file_name);
1.102     raeburn  2006:     if (defined($file_name) && defined($$current_permissions{$file_name})) {
                   2007:         foreach my $array_item (@{$$current_permissions{$file_name}}) {
1.156     albertel 2008:             next if (ref($array_item) ne 'ARRAY');
                   2009: 
                   2010: 	    my $filetext;
                   2011: 	    if (defined($group)) {
                   2012: 		$filetext = '<strong>'.$env{'form.lockinfo'}.
                   2013: 		    '</strong> (group: '.$group.')'; 
                   2014: 	    } else {
                   2015: 		$filetext = '<strong>'.$file_name.'</strong>';
                   2016: 	    } 
                   2017: 	    
                   2018: 	    my $title ='<strong>'.&Apache::lonnet::gettitle($$array_item[0]).
                   2019: 		'</strong><br />';
                   2020: 	    if ($$array_item[-1] eq 'graded') {
                   2021: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   2022:                               $filetext,$title));
                   2023: 	    } elsif ($$array_item[-1] eq 'handback') {
                   2024: 		$r->print(&mt('[_1] was handed back in response to problem: [_2]',
                   2025:                               $filetext,$title));
                   2026: 	    } else {
                   2027: 		# submission style lock
                   2028: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   2029:                               $filetext,$title));
                   2030: 	    }
                   2031: 	    my %course_description = 
                   2032: 		&Apache::lonnet::coursedescription($$array_item[1]);
                   2033: 	    if ( $course_description{'description'} ne '') {
1.188     bisitz   2034: 		$r->print(&mt('In the course:').' <strong>'.$course_description{'description'}.'</strong><br />');
1.156     albertel 2035: 	    }
1.102     raeburn  2036:         }
1.84      banghart 2037:     }
1.185     banghart 2038:     $r->print(&done(&mt('Back'),$url));
1.80      banghart 2039:     return 'ok';
                   2040: }
1.138     albertel 2041: 
1.25      albertel 2042: sub createdir {
1.191     raeburn  2043:     my ($r,$url,$group)=@_;
1.82      albertel 2044:     my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
1.28      albertel 2045:     if ($newdir eq '') {
1.116     albertel 2046:     	$r->print('<span class="LC_error">'.
1.37      banghart 2047: 	    	  &mt("Error: no directory name was provided.").
1.116     albertel 2048: 		      '</span><br />');
1.138     albertel 2049: 	    $r->print(&done(undef,$url));
1.37      banghart 2050: 	    return;
1.94      raeburn  2051:     }
1.138     albertel 2052:     my $portfolio_root = &get_portfolio_root(); 
1.191     raeburn  2053:     my @dir_list=&get_dir_list($portfolio_root,undef,$group);
1.37      banghart 2054:     my $found_file = 0;
                   2055:     foreach my $line (@dir_list) {
                   2056:         my ($filename)=split(/\&/,$line,2);
                   2057:         if ($filename eq $newdir){
                   2058:             $found_file = 1;
                   2059:         }
                   2060:     }
                   2061:     if ($found_file){
1.188     bisitz   2062:     	    $r->print('<span class="LC_error">'
                   2063:                       .&mt('Unable to create a directory named [_1].','<strong>'.$newdir.'</strong>')
                   2064:                       .' '.&mt('A file or directory by that name already exists.').'</span><br />');
1.37      banghart 2065:     } else {
1.191     raeburn  2066:         my ($uname,$udom) = &get_name_dom($group);
1.138     albertel 2067:         my $port_path = &get_port_path();
1.94      raeburn  2068:         my $result=&Apache::lonnet::mkdiruserfile($uname,$udom,
                   2069: 	         $port_path.$env{'form.currentpath'}.$newdir);
1.37      banghart 2070:         if ($result ne 'ok') {
1.188     bisitz   2071:     	    $r->print('<span class="LC_error">'
                   2072:                       .&mt('An error occurred ([_1]) while trying to create a new directory [_2].'
                   2073:                            ,$result,&display_file())
                   2074:                       .'</span><br />');
1.37      banghart 2075:         }
1.24      albertel 2076:     }
1.82      albertel 2077:     if ($newdir ne $env{'form.newdir'}) {
1.188     bisitz   2078:         $r->print(&mt('The new directory name was changed from [_1] to [_2].'
                   2079:                       ,'<strong>'.$env{'form.newdir'}.'</strong>','<strong>'.$newdir.'</strong>'));  
1.67      banghart 2080:     }
1.137     albertel 2081:     $r->print(&done(undef,$url));
1.94      raeburn  2082: }
                   2083: 
                   2084: sub get_portfolio_root {
1.163     raeburn  2085:     my ($udom,$uname,$group) = @_;
1.160     raeburn  2086:     if (!(defined($udom)) || !(defined($uname))) {
1.191     raeburn  2087:         ($uname,$udom) = &get_name_dom($group);
1.160     raeburn  2088:     }
1.163     raeburn  2089:     my $path = '/userfiles/portfolio';
                   2090:     if (!defined($group)) { 
                   2091:         if (defined($env{'form.group'})) {
                   2092:             $group = $env{'form.group'};      
                   2093:         }
1.94      raeburn  2094:     }
1.163     raeburn  2095:     if (defined($group)) {
                   2096:         $path = '/userfiles/groups/'.$group.'/portfolio';
                   2097:     } 
1.191     raeburn  2098:     return $path;
1.94      raeburn  2099: }
                   2100: 
1.126     raeburn  2101: sub get_group_quota {
                   2102:     my ($group) = @_;
                   2103:     my $group_quota; 
                   2104:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   2105:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                   2106:     my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
                   2107:     if (%curr_groups) {
                   2108:         my %group_info =  &Apache::longroup::get_group_settings(
                   2109:                                                     $curr_groups{$group});
                   2110:         $group_quota = $group_info{'quota'}; #expressed in Mb
                   2111:         if ($group_quota) {
                   2112:             $group_quota = 1000 * $group_quota; #expressed in k
1.191     raeburn  2113:         }
1.126     raeburn  2114:     }
                   2115:     return $group_quota;
1.191     raeburn  2116: }
1.126     raeburn  2117: 
1.94      raeburn  2118: sub get_dir_list {
1.191     raeburn  2119:     my ($portfolio_root,$path,$group) = @_;
1.176     albertel 2120:     $path ||= $env{'form.currentpath'};
1.191     raeburn  2121:     my ($uname,$udom) = &get_name_dom($group);
                   2122:     my $getpropath = 1;
                   2123:     return &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,$getpropath);
1.94      raeburn  2124: }
                   2125: 
                   2126: sub get_name_dom {
1.191     raeburn  2127:     my ($group) = @_;
1.94      raeburn  2128:     my ($uname,$udom);
1.191     raeburn  2129:     if (defined($group)) {
1.94      raeburn  2130:         $udom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   2131:         $uname = $env{'course.'.$env{'request.course.id'}.'.num'};
                   2132:     } else {
                   2133:         $udom = $env{'user.domain'};
                   2134:         $uname = $env{'user.name'};
                   2135:     }
                   2136:     return ($uname,$udom);
                   2137: }
                   2138: 
1.102     raeburn  2139: sub prepend_group {
1.138     albertel 2140:     my ($filename) = @_;
                   2141:     if (defined($env{'form.group'})) {
                   2142:         $filename = $env{'form.group'}.$filename;
1.102     raeburn  2143:     }
                   2144:     return $filename;
                   2145: }
                   2146: 
1.94      raeburn  2147: sub get_namespace {
                   2148:     my $namespace = 'portfolio';
1.138     albertel 2149:     if (defined($env{'form.group'})) {
1.191     raeburn  2150:         my ($uname,$udom) = &get_name_dom($env{'form.group'});
1.138     albertel 2151:         $namespace .= '_'.$udom.'_'.$uname.'_'.$env{'form.group'};
1.94      raeburn  2152:     }
                   2153:     return $namespace;
                   2154: }
                   2155: 
                   2156: sub get_port_path {
                   2157:     my $port_path;
1.138     albertel 2158:     if (defined($env{'form.group'})) {
                   2159:        $port_path = "groups/$env{'form.group'}/portfolio";
1.94      raeburn  2160:     } else {
                   2161:        $port_path = 'portfolio';
                   2162:     }
                   2163:     return $port_path;
1.24      albertel 2164: }
                   2165: 
1.120     raeburn  2166: sub missing_priv {
1.138     albertel 2167:     my ($r,$url,$priv) = @_;
1.120     raeburn  2168:     my $longtext = {
                   2169:                       upload => 'upload files',
                   2170:                       delete => 'delete files',
                   2171:                       rename => 'rename files',
                   2172:                       setacl => 'set access controls for files',
                   2173:                    };
                   2174:     my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"');
                   2175:     my $rtnlink = '<a href="'.$url;
                   2176:     if ($url =~ /\?/) {
                   2177:         $rtnlink .= '&';
                   2178:     } else {
                   2179:         $rtnlink .= '?';
                   2180:     }
                   2181:     $rtnlink .= 'currentpath='.$escpath;
1.188     bisitz   2182:     $r->print('<h3>'.&mt('Action disallowed').'</h3>');
1.120     raeburn  2183:     $r->print(&mt('You do not have sufficient privileges to [_1] ',
                   2184:                   $longtext->{$priv}));
1.138     albertel 2185:     if (defined($env{'form.group'})) {
1.212     weissno  2186:         $r->print(&mt("in the group's group portfolio."));
1.137     albertel 2187:         $rtnlink .= &group_args()
1.120     raeburn  2188:     } else {
                   2189:         $r->print(&mt('in this portfolio.'));
                   2190:     }
1.188     bisitz   2191:     $rtnlink .= '">'.&mt('Return to directory').'</a>';
1.120     raeburn  2192:     $r->print('<br />'.$rtnlink);
                   2193:     $r->print(&Apache::loncommon::end_page());
                   2194:     return;
                   2195: }
                   2196: 
1.132     raeburn  2197: sub coursegrp_portfolio_header {
1.137     albertel 2198:     my ($cdom,$cnum,$grp_desc)=@_;
1.132     raeburn  2199:     my $gpterm  = &Apache::loncommon::group_term();
                   2200:     my $ucgpterm = $gpterm;
                   2201:     $ucgpterm =~ s/^(\w)/uc($1)/e;
1.137     albertel 2202:     if ($env{'form.ref'}) {
1.136     raeburn  2203:         &Apache::lonhtmlcommon::add_breadcrumb
                   2204:             ({href=>"/adm/coursegroups",
                   2205:               text=>"Groups",
                   2206:               title=>"Course Groups"});
                   2207:     }
1.132     raeburn  2208:     &Apache::lonhtmlcommon::add_breadcrumb
1.138     albertel 2209:         ({href=>"/adm/$cdom/$cnum/$env{'form.group'}/smppg?ref=$env{'form.ref'}",
1.132     raeburn  2210:           text=>"$ucgpterm: $grp_desc",
                   2211:           title=>"Go to group's home page"},
1.137     albertel 2212:          {href=>"/adm/coursegrp_portfolio?".&group_args(),
1.132     raeburn  2213:           text=>"Group Portfolio",
1.136     raeburn  2214:           title=>"Display group portfolio"});
1.132     raeburn  2215:     my $output = &Apache::lonhtmlcommon::breadcrumbs(
                   2216:                          &mt('[_1] portfolio files - [_2]',$gpterm,$grp_desc));
                   2217:     return $output;
                   2218: }
                   2219: 
1.174     raeburn  2220: sub get_quota {
                   2221:     my ($group) = @_;
                   2222:     my $disk_quota;
                   2223:     if (defined($group)) {
                   2224:         my $grp_quota = &get_group_quota($group); # quota expressed in k
                   2225:         if ($grp_quota ne '') {
                   2226:             $disk_quota = $grp_quota;
                   2227:         } else {
                   2228:             $disk_quota = 0;
                   2229:         }
                   2230:     } else {
                   2231:         $disk_quota = &Apache::loncommon::get_user_quota($env{'user.name'},
                   2232:                                     $env{'user.domain'}); #expressed in Mb
                   2233:         $disk_quota = 1000 * $disk_quota; # convert from Mb to kb
                   2234:     }
                   2235:     return $disk_quota;
                   2236: }
                   2237: 
1.195     raeburn  2238: sub suppress_embed_prompt {
                   2239:     my $suppress_prompt = 0;
                   2240:     if (($env{'request.role'} =~ /^st/) && ($env{'request.course.id'} ne '')) {
                   2241:         if ($env{'course.'.$env{'request.course.id'}.'.suppress_embed_prompt'} eq 'yes') {
                   2242:             $suppress_prompt = 1;
                   2243:         }
                   2244:     }
                   2245:     return $suppress_prompt;
                   2246: }
                   2247: 
                   2248: 
1.24      albertel 2249: sub handler {
                   2250:     # this handles file management
                   2251:     my $r = shift;
1.73      banghart 2252:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.108     raeburn  2253:          ['selectfile','currentpath','meta','lockinfo','currentfile','action',
                   2254: 	  'fieldname','mode','rename','continue','group','access','setnum',
1.136     raeburn  2255:           'cnum','cdom','type','setroles','showversions','ref']);
1.138     albertel 2256:     my ($uname,$udom,$portfolio_root,$url,$caller,$title,$group,$grp_desc);
1.94      raeburn  2257:     if ($r->uri =~ m|^(/adm/)([^/]+)|) {
                   2258:         $url = $1.$2;
                   2259:         $caller = $2;
                   2260:     }
1.137     albertel 2261:     my ($can_modify,$can_delete,$can_upload,$can_setacl);
1.94      raeburn  2262:     if ($caller eq 'coursegrp_portfolio') {
                   2263:     #  Needs to be in a course
                   2264:         if (! ($env{'request.course.fn'})) {
                   2265:         # Not in a course
                   2266:             $env{'user.error.msg'}=
                   2267:      "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio";
                   2268:             return HTTP_NOT_ACCEPTABLE;
                   2269:         }
                   2270:         my $earlyout = 0;
1.136     raeburn  2271:         my $view_permission = 
                   2272:            &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
1.137     albertel 2273:         $env{'form.group'} =~ s/\W//g;
1.138     albertel 2274: 	$group = $env{'form.group'};
1.191     raeburn  2275:         if ($group ne '') {
                   2276:             ($uname,$udom) = &get_name_dom($group);
1.99      raeburn  2277:             my %curr_groups = &Apache::longroup::coursegroups($udom,$uname,
1.98      albertel 2278: 							       $group); 
                   2279:             if (%curr_groups) {
1.132     raeburn  2280:                 my %grp_content = &Apache::longroup::get_group_settings(
                   2281:                                                          $curr_groups{$group});
                   2282:                 $grp_desc = &unescape($grp_content{'description'});
1.94      raeburn  2283:                 if (($view_permission) || (&Apache::lonnet::allowed('rgf',
                   2284:                                       $env{'request.course.id'}.'/'.$group))) {
1.138     albertel 2285:                     $portfolio_root = &get_portfolio_root();
1.94      raeburn  2286:                 } else {
1.185     banghart 2287:                     $r->print(&mt('You do not have the privileges required to access the shared files space for this group.'));
1.94      raeburn  2288:                     $earlyout = 1;
                   2289:                 }
                   2290:             } else {
1.185     banghart 2291:                 $r->print(&mt('Not a valid group for this course'));
1.94      raeburn  2292:                 $earlyout = 1;
                   2293:             }
1.212     weissno  2294:             $title = &mt('Group portfolio for [_1]', $group); 
1.94      raeburn  2295:         } else {
1.185     banghart 2296:             $r->print(&mt('Invalid group'));
1.94      raeburn  2297:             $earlyout = 1;
                   2298:         }
                   2299:         if ($earlyout) { return OK; }
1.126     raeburn  2300:         if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) {
1.120     raeburn  2301:             $can_modify = 1;
                   2302:             $can_delete = 1;
1.126     raeburn  2303:             $can_upload = 1;
                   2304:             $can_setacl = 1;
                   2305:         } else {
                   2306:             if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) {
                   2307:                 $can_setacl = 1;
                   2308:             }
                   2309:             if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) {
                   2310:                 $can_upload = 1;
                   2311:             }
                   2312:             if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) {
                   2313:                 $can_modify = 1;
                   2314:             }
                   2315:             if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) {
                   2316:                 $can_delete = 1;
                   2317:             }
1.120     raeburn  2318:         }
1.94      raeburn  2319:     } else {
                   2320:         ($uname,$udom) = &get_name_dom();
                   2321:         $portfolio_root = &get_portfolio_root();
1.211     schafran 2322:         $title = &mt('My Space');
1.120     raeburn  2323:         $can_modify = 1;
                   2324:         $can_delete = 1;
                   2325:         $can_upload = 1;
                   2326:         $can_setacl = 1;
1.94      raeburn  2327:     }
                   2328: 
1.138     albertel 2329:     my $port_path = &get_port_path();
1.24      albertel 2330:     &Apache::loncommon::no_cache($r);
                   2331:     &Apache::loncommon::content_type($r,'text/html');
                   2332:     $r->send_http_header;
                   2333:     # Give the LON-CAPA page header
1.203     raeburn  2334:     my $brcrum = [{href=>"/adm/portfolio",text=>"Portfolio Manager"}];
                   2335: 
1.82      albertel 2336:     if ($env{"form.mode"} eq 'selectfile'){
1.96      albertel 2337:         $r->print(&Apache::loncommon::start_page($title,undef,
1.97      albertel 2338: 						 {'only_body' => 1}));
1.108     raeburn  2339:     } elsif ($env{'form.action'} eq 'rolepicker') {
                   2340:         $r->print(&Apache::loncommon::start_page('New role-based condition',undef,
                   2341:                                                  {'no_nav_bar'  => 1, }));
1.205     raeburn  2342:     } elsif ($caller eq 'coursegrp_portfolio') {
                   2343:         $r->print(&Apache::loncommon::start_page($title));
1.74      banghart 2344:     } else {
1.203     raeburn  2345:         $r->print(&Apache::loncommon::start_page($title,undef,
                   2346:                                                  {'bread_crumbs' => $brcrum}));
1.205     raeburn  2347:         if (!&Apache::lonnet::usertools_access($uname,$udom,'portfolio')) {
                   2348:             $r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
                   2349:                       &mt('This is a result of one of the following:').'<ul>'.
                   2350:                       '<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
                   2351:                       '<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
                   2352:                       '</ul>');
                   2353:             $r->print(&Apache::loncommon::end_page());
                   2354:             return OK;
                   2355:         }
1.74      banghart 2356:     }
1.24      albertel 2357:     $r->rflush();
1.175     raeburn  2358:     my ($blocked,$blocktext) = 
                   2359:         &Apache::loncommon::blocking_status('port',$uname,$udom);
                   2360:     if ($blocked) {
                   2361:          $r->print($blocktext);
                   2362:          $r->print(&Apache::loncommon::end_page());
                   2363:          return OK;
                   2364:     }
1.88      albertel 2365: 	if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
1.185     banghart 2366:    	    $r->print('<span class="LC_error">');
1.188     bisitz   2367:    	    $r->print(&mt('No file was selected to upload.').' ');
                   2368: 	    $r->print(&mt('To upload a file, click <strong>Browse...</strong> and select a file, then click <strong>Upload</strong>.'));
1.185     banghart 2369: 	    $r->print('</span>');
1.40      banghart 2370: 	}
1.82      albertel 2371:     if ($env{'form.meta'}) {
1.94      raeburn  2372:         &open_form($r,$url);
1.185     banghart 2373:         $r->print(&mt('Edit the meta data').'<br />');
1.137     albertel 2374:         &close_form($r,$url);
1.70      banghart 2375:     }
1.82      albertel 2376:     if ($env{'form.store'}) {
1.70      banghart 2377:     }
                   2378: 
1.82      albertel 2379:     if ($env{'form.uploaddoc.filename'}) {
1.120     raeburn  2380:         if ($can_upload) {
1.137     albertel 2381: 	    &upload($r,$url,$group);
1.120     raeburn  2382:         } else {
1.138     albertel 2383:             &missing_priv($r,$url,'upload');
1.120     raeburn  2384:         }
1.176     albertel 2385:     } elsif ($env{'form.action'} eq 'upload_embedded') {
                   2386: 	if ($can_upload) {
1.195     raeburn  2387:             my $disk_quota = &get_quota($group);
                   2388:             my $getpropath = 1;
                   2389:             my $current_disk_usage = 
                   2390:                 &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
                   2391: 	    $r->print(
                   2392:                 &Apache::loncommon::upload_embedded('portfolio',$port_path,$uname,$udom,
                   2393:                     $group,$portfolio_root,$group,$disk_quota,$current_disk_usage));
                   2394:             $r->print(&done(undef,$url));
1.176     albertel 2395:         } else {
                   2396:             &missing_priv($r,$url,'upload');
                   2397:         }
1.82      albertel 2398:     } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
1.120     raeburn  2399:         if ($can_delete) {
1.164     raeburn  2400: 	    &delete_confirmed($r,$url,$group);
1.120     raeburn  2401:         } else {
1.138     albertel 2402:             &missing_priv($r,$url,'delete');
1.120     raeburn  2403:         }
1.82      albertel 2404:     } elsif ($env{'form.action'} eq 'delete') {
1.120     raeburn  2405:         if ($can_delete) {
1.191     raeburn  2406: 	    &delete($r,$url,$group);
1.120     raeburn  2407:         } else {
1.138     albertel 2408:             &missing_priv($r,$url,'delete');
1.120     raeburn  2409:         }
1.82      albertel 2410:     } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
1.120     raeburn  2411:         if ($can_delete) {
1.191     raeburn  2412: 	    &delete_dir_confirmed($r,$url,$group);
1.120     raeburn  2413:         } else {
1.138     albertel 2414:             &missing_priv($r,$url,'delete');
1.120     raeburn  2415:         }
                   2416:     } elsif ($env{'form.action'} eq 'deletedir') {
                   2417:         if ($can_delete) {
1.137     albertel 2418: 	    &delete_dir($r,$url);
1.120     raeburn  2419:         } else {
1.138     albertel 2420:             &missing_priv($r,$url,'delete');
1.120     raeburn  2421:         }
1.82      albertel 2422:     } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
1.120     raeburn  2423:         if ($can_modify) {
1.164     raeburn  2424: 	    &rename_confirmed($r,$url,$group);
1.120     raeburn  2425:         } else {
1.138     albertel 2426:             &missing_priv($r,$url,'rename');
1.120     raeburn  2427:         }
1.82      albertel 2428:     } elsif ($env{'form.rename'}) {
                   2429:         $env{'form.selectfile'} = $env{'form.rename'};
                   2430:         $env{'form.action'} = 'rename';
1.120     raeburn  2431:         if ($can_modify) {
1.191     raeburn  2432: 	    &rename($r,$url,$group);
1.120     raeburn  2433:         } else {
1.138     albertel 2434:             &missing_priv($r,$url,'rename');
1.120     raeburn  2435:         }
1.104     raeburn  2436:     } elsif ($env{'form.access'}) {
                   2437:         $env{'form.selectfile'} = $env{'form.access'};
1.170     raeburn  2438:         if (!defined($env{'form.action'})) { 
                   2439:             $env{'form.action'} = 'chgaccess';
                   2440:         }
                   2441:         &display_access($r,$url,$group,$can_setacl,$port_path,$env{'form.action'});
                   2442:     } elsif (($env{'form.action'} eq 'chgaccess') || 
                   2443:              ($env{'form.action'} eq 'chgconditions')) {
1.120     raeburn  2444:         if ($can_setacl) {
1.137     albertel 2445:             &update_access($r,$url,$group,$port_path);
1.120     raeburn  2446:         } else {
1.138     albertel 2447:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2448:         }
1.108     raeburn  2449:     } elsif ($env{'form.action'} eq 'rolepicker') {
1.120     raeburn  2450:         if ($can_setacl) { 
                   2451:             &role_options_window($r);
                   2452:         } else {
1.138     albertel 2453:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2454:         }
1.82      albertel 2455:     } elsif ($env{'form.createdir'}) {
1.120     raeburn  2456:         if ($can_upload) {
1.191     raeburn  2457: 	    &createdir($r,$url,$group);
1.120     raeburn  2458:         } else {
1.138     albertel 2459:             &missing_priv($r,$url,'upload');
1.120     raeburn  2460:         }
1.82      albertel 2461:     } elsif ($env{'form.lockinfo'}) {
1.137     albertel 2462:         &lock_info($r,$url,$group);
1.24      albertel 2463:     } else {
                   2464: 	my $current_path='/';
1.82      albertel 2465: 	if ($env{'form.currentpath'}) {
                   2466: 	    $current_path = $env{'form.currentpath'};
1.24      albertel 2467: 	}
1.132     raeburn  2468:         if ($caller eq 'coursegrp_portfolio') {
                   2469:             &Apache::lonhtmlcommon::clear_breadcrumbs();
1.137     albertel 2470:             $r->print(&coursegrp_portfolio_header($udom,$uname,$grp_desc));
1.132     raeburn  2471:         }
1.192     raeburn  2472:         my @dir_list=&get_dir_list($portfolio_root,$current_path,$group);
1.46      albertel 2473: 	if ($dir_list[0] eq 'no_such_dir'){
                   2474: 	    # two main reasons for this:
                   2475:             #    1) never been here, so directory structure not created
                   2476: 	    #    2) back-button navigation after deleting a directory
                   2477: 	    if ($current_path eq '/'){
1.100     albertel 2478: 	        &Apache::lonnet::mkdiruserfile($uname,$udom,
1.138     albertel 2479: 					       &get_port_path());
1.46      albertel 2480: 	    } else {
                   2481:                 # some directory that snuck in get rid of the directory
                   2482:                 # from the recent pulldown, just in case
                   2483: 		&Apache::lonhtmlcommon::remove_recent('portfolio',
                   2484: 						      [$current_path]);
                   2485: 		$current_path = '/'; # force it back to the root        
                   2486: 	    }
                   2487: 	    # now grab the directory list again, for the first time
1.192     raeburn  2488:             @dir_list=&get_dir_list($portfolio_root,$current_path,$group);
1.43      banghart 2489:         }
1.46      albertel 2490: 	# need to know if directory is empty so it can be removed if desired
                   2491: 	my $is_empty=(@dir_list == 2);
1.137     albertel 2492: 	&display_common($r,$url,$current_path,$is_empty,\@dir_list,
1.206     raeburn  2493: 			$can_upload,$group);
1.138     albertel 2494:         &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group,
1.137     albertel 2495:                            $can_upload,$can_modify,$can_delete,$can_setacl);
1.95      albertel 2496: 	$r->print(&Apache::loncommon::end_page());
1.30      banghart 2497:     }
1.90      albertel 2498:     return OK;
1.2       banghart 2499: }
1.120     raeburn  2500: 
1.1       banghart 2501: 1;
                   2502: __END__

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