Annotation of loncom/interface/portfolio.pm, revision 1.173

1.125     albertel    1: # The LearningOnline Network
                      2: # portfolio browser
                      3: #
1.173   ! raeburn     4: # $Id: portfolio.pm,v 1.172 2006/11/09 22:33:32 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;
1.101     www        41: use LONCAPA;
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 {
1.137     albertel   83:     my ($r,$url,$current_path,$is_empty,$dir_list,$can_upload)=@_;
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') . "/";
                     90:         my %text=&Apache::lonlocal::texthash(
                     91: 					 'upload' => 'Upload',
1.88      albertel   92: 					 'upload_label' =>  
                     93: 					 'Upload file to current directory:',
                     94: 					 'createdir' => 'Create Subdirectory',
                     95: 					 'createdir_label' => 
                     96: 					 'Create subdirectory in current directory:');
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');
1.167     rezaferr  100: 		
1.168     albertel  101: 	# FIXME: This line should be deleted once Portfolio uses breadcrumbs
                    102: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio About', 'Help on the portfolio'));
                    103: 
1.167     rezaferr  104: 		
1.120     raeburn   105:         $r->print(<<"TABLE"); 
1.114     albertel  106: <table id="LC_portfolio_actions">
                    107:   <tr id="LC_portfolio_upload">
                    108:     <td class="LC_label">
1.113     albertel  109:       $text{'upload_label'}
                    110:     </td>
1.120     raeburn   111:     <td class="LC_value">
1.113     albertel  112:       <form method="post" enctype="multipart/form-data" action="$escuri">
1.120     raeburn   113:         $groupitem 
1.88      albertel  114:         <input name="uploaddoc" type="file" />
                    115: 	<input type="hidden" name="currentpath" value="$current_path" />
                    116: 	<input type="hidden" name="action" value="$env{"form.action"}" />
                    117: 	<input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
                    118: 	<input type="hidden" name="mode" value="$env{"form.mode"}" />
1.167     rezaferr  119: 	<input type="submit" name="storeupl" value="$text{'upload'}" />$help_fileupload
1.113     albertel  120:       </form>
                    121:     </td>
                    122:   </tr>
1.114     albertel  123:   <tr id="LC_portfolio_createdir">
                    124:     <td class="LC_label">
1.113     albertel  125:       $text{'createdir_label'}
                    126:     </td>
1.114     albertel  127:     <td class="LC_value">
1.113     albertel  128:       <form method="post" action="$escuri">
1.94      raeburn   129:         <input name="newdir" type="input" />$groupitem
1.88      albertel  130:         <input type="hidden" name="currentpath" value="$current_path" />
                    131:         <input type="hidden" name="action" value="$env{"form.action"}" />
                    132:         <input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
                    133:         <input type="hidden" name="mode" value="$env{"form.mode"}" />
1.167     rezaferr  134:         <input type="submit" name="createdir" value="$text{'createdir'}" />$help_createdir
1.113     albertel  135:       </form>
                    136:     </td>
                    137:   </tr>
1.88      albertel  138: </table>
                    139: TABLE
1.120     raeburn   140:     }
1.24      albertel  141:     my @tree = split (/\//,$current_path);
1.150     banghart  142:     my %anchor_fields = (
1.149     banghart  143:         'selectfile'    => $port_path,
                    144:         'currentpath'   => '/',
                    145:         'mode'          => $env{"form.mode"},
                    146:         'fieldname'     => $env{"form.fieldname"},
                    147:         'continue'      => $env{"form.continue"}
                    148:     );
                    149:     $r->print('<span class="LC_current_location">'.&make_anchor($url,\%anchor_fields,$port_path).'/');
1.19      banghart  150:     if (@tree > 1){
                    151:         my $newCurrentPath = '';
                    152:         for (my $i = 1; $i< @tree; $i++){
                    153:             $newCurrentPath .= $tree[$i].'/';
1.150     banghart  154:             my %anchor_fields = (
1.149     banghart  155:                 'selectfile' => $tree[$i],
                    156:                 'currentpath' => '/',
                    157:                 'mode' => $env{"form.mode"},
                    158:                 'fieldname' => $env{"form.fieldname"},
                    159:                 'continue' => $env{"form.continue"}
                    160:             );
                    161:             $r->print(&make_anchor($url,\%anchor_fields,$tree[$i]).'/');
1.19      banghart  162:         }
                    163:     }
1.117     albertel  164:     $r->print('</span>');
1.168     albertel  165:     $r->print(&Apache::loncommon::help_open_topic('Portfolio ChangeDirectory'));
1.94      raeburn   166:     &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path);
1.137     albertel  167:     $r->print('<br /><form method="post" action="'.$url.'?mode='.$env{"form.mode"}.'&amp;fieldname='.$env{"form.fieldname"}.&group_args());
1.94      raeburn   168:     $r->print('">'.
                    169: 	      &Apache::lonhtmlcommon::select_recent($namespace,'currentpath',
1.22      albertel  170: 						    'this.form.submit();'));
1.21      banghart  171:     $r->print("</form>");
1.48      banghart  172: }
1.137     albertel  173: 
1.134     banghart  174: sub display_directory_line {
1.156     albertel  175:     my ($r,$select_mode, $filename, $mtime, $size, $css_class,
1.137     albertel  176: 	$line, $access_controls, $curr_access, $now, $version_flag,
1.140     banghart  177: 	$href_location, $url, $current_path, $access_admin_text, $versions)=@_;
1.156     albertel  178: 
                    179:     my $fullpath =  &prepend_group($current_path.$filename);
1.137     albertel  180:     $r->print('<tr class="'.$css_class.'">');
1.153     banghart  181:     $r->print($line); # contains first two cells of table
1.155     banghart  182:     my $lock_info;
1.156     albertel  183:     if ($version_flag) { # versioned can't be versioned, so TRUE when root file
1.153     banghart  184:         $r->print('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" /></td>');
1.156     albertel  185:         $r->print('<td>'.$version_flag.'</td>');
1.153     banghart  186:     } else { # this is a graded or handed back file
1.154     banghart  187:         my ($user,$domain) = &get_name_dom();
                    188:         my $permissions_hash = &Apache::lonnet::get_portfile_permissions($domain,$user);
1.156     albertel  189:         if (defined($$permissions_hash{$fullpath})) {
                    190:             foreach my $array_item (@{$$permissions_hash{$fullpath}}) {
1.155     banghart  191:                 if (ref($array_item) eq 'ARRAY') {
1.156     albertel  192:                     if ($$array_item[-1] eq 'handback') {
1.155     banghart  193:                         $lock_info = 'Handback';
1.156     albertel  194:                     } elsif ($$array_item[-1] eq 'graded') {
1.155     banghart  195:                         $lock_info = 'Graded';
1.154     banghart  196:                     }
1.155     banghart  197:                  }
1.154     banghart  198:             }
                    199:         }
1.156     albertel  200: 	if ($lock_info) {
                    201: 	    my %anchor_fields = ('lockinfo' => $fullpath);
1.161     banghart  202: 	    if ($versions) { # hold the folder open
                    203: 	        my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($fullpath);
                    204: 	        $fname =~ s|^/||;
                    205: 	        $anchor_fields{'showversions'} = $fname.'.'.$extension;
                    206: 	    }
1.156     albertel  207: 	    $lock_info = &make_anchor(undef,\%anchor_fields,$lock_info);
                    208: 	}
                    209: 	$r->print('<td colspan="2">'.$lock_info.'</td>');
1.153     banghart  210:     }
                    211:     # $r->print('<td>'.$$version_flag{$filename}.'</td><td>');
                    212:     $r->print('<td>'.&make_anchor($href_location.$filename,undef,$filename).'</td>'); 
1.137     albertel  213:     $r->print('<td>'.$size.'</td>');
                    214:     $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
                    215:     if ($select_mode ne 'true') {
                    216: 	$r->print('<td><span style="white-space: nowrap">'.
                    217: 		  &mt($curr_access).'&nbsp;&nbsp;&nbsp;');
1.152     albertel  218:         my %anchor_fields = (
1.150     banghart  219:             'access' => $filename,
                    220:             'currentpath' => $current_path
                    221:         );
                    222: 	$r->print(&make_anchor($url, \%anchor_fields, $access_admin_text).'</span></td>');
1.137     albertel  223:     }
                    224:     $r->print('</tr>'.$/);
1.134     banghart  225: }
1.137     albertel  226: 
1.48      banghart  227: sub display_directory {
1.138     albertel  228:     my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload,
1.137     albertel  229:         $can_modify,$can_delete,$can_setacl)=@_;
1.48      banghart  230:     my $iconpath= $r->dir_config('lonIconsURL') . "/";
                    231:     my $display_out;
1.77      banghart  232:     my $select_mode;
                    233:     my $checked_files;
1.138     albertel  234:     my $port_path = &get_port_path();
                    235:     my ($uname,$udom) = &get_name_dom();
1.120     raeburn   236:     my $access_admin_text = &mt('View Status');
                    237:     if ($can_setacl) {
                    238:         $access_admin_text = &mt('View/Change Status');
                    239:     }
                    240: 
1.102     raeburn   241:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    242:                                                                         $uname);
                    243:     my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash(
                    244:                                                   $current_permissions,$group);
                    245:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group);
                    246:     my $now = time;
1.170     raeburn   247:     if ($env{"form.mode"} eq 'selectfile') {
1.77      banghart  248: 	&select_files($r);
1.94      raeburn   249: 	$checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'});
1.77      banghart  250: 	$select_mode = 'true';
                    251:     } 
1.120     raeburn   252:     if ($is_empty && ($current_path ne '/') && $can_delete) {
1.137     albertel  253:         $display_out = '<form method="post" action="'.$url.'">'.
                    254: 	    &group_form_data().
1.30      banghart  255:         '<input type="hidden" name="action" value="deletedir" />'.
                    256:         '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
                    257:         '<input type="hidden" name="selectfile" value="" />'.
                    258:         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
                    259:         '</form>';
                    260:         
1.48      banghart  261:         $r->print($display_out);
1.31      albertel  262: 	return;
                    263:     }
1.77      banghart  264:     if ($select_mode eq 'true') {
1.113     albertel  265:         $r->print('<form method="post" name="checkselect" action="'.$url.'">');
1.119     albertel  266:         $r->print('<table id="LC_browser">'.
1.146     banghart  267:             '<tr><th>Select</th><th>&nbsp;</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
1.77      banghart  268:     } else {
1.113     albertel  269:         $r->print('<form method="post" action="'.$url.'">');
1.168     albertel  270: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio FileList',
                    271: 						      'Using the portfolio file list'));
1.119     albertel  272:         $r->print('<table id="LC_browser">'.
1.171     rezaferr  273: 		  '<tr><th colspan="2">Actions'.
                    274: 		  &Apache::loncommon::help_open_topic('Portfolio FileAction').
                    275: 		  '</th><th>&nbsp;</th><th>&nbsp;</th><th>Name'.
1.168     albertel  276: 		  &Apache::loncommon::help_open_topic('Portfolio OpenFile').
                    277: 		  '</th><th>Size</th><th>Last Modified</th><th>Current Access Status'.
                    278: 		  &Apache::loncommon::help_open_topic('Portfolio ShareFile').
                    279: 		  '</th></tr>');
1.94      raeburn   280:     }
1.137     albertel  281:     $r->print("\n".&group_form_data()."\n");
                    282: 
1.94      raeburn   283:     my $href_location="/uploaded/$udom/$uname/$port_path".$current_path;
                    284:     my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path;
1.105     banghart  285:     my @dir_lines;
                    286:     my %versioned;
1.140     banghart  287:     foreach my $dir_line (sort 
1.26      albertel  288: 		      { 
                    289: 			  my ($afile)=split('&',$a,2);
                    290: 			  my ($bfile)=split('&',$b,2);
                    291: 			  return (lc($afile) cmp lc($bfile));
                    292: 		      } (@$dir_list)) {
1.18      banghart  293:     	#$strip holds directory/file name
                    294:     	#$dom 
1.140     banghart  295:     	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16); 
1.77      banghart  296:     	$filename =~ s/\s+$//;
1.105     banghart  297:     	my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
                    298:     	if ($version) {
1.156     albertel  299: 	    my $fullpath = &prepend_group($current_path.$fname.'.'.$extension);
                    300:     	    push(@{ $versioned{$fullpath} },
                    301: 		 [$filename,$dom,$testdir,$size,$mtime,$obs,]);
1.131     banghart  302:     	} else {
                    303:     	    push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
1.105     banghart  304:     	}
                    305:     }
1.140     banghart  306:     foreach my $dir_line (@dir_lines) {
                    307:         my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$dir_line;
1.105     banghart  308:         my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
1.93      albertel  309:     	if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
1.156     albertel  310:     	    my $version_flag;
1.131     banghart  311:     	    my $show_versions;
1.156     albertel  312: 	    my $fullpath =  &prepend_group($current_path.$filename);
1.162     banghart  313:     	    if ($env{'form.showversions'} =~ /$filename/) {
1.131     banghart  314:     	        $show_versions = 'true';
                    315:     	    }
1.156     albertel  316:     	    if (exists($versioned{$fullpath})) {
1.152     albertel  317:     	        my %anchor_fields = (
1.156     albertel  318:     	            'selectfile' => $fullpath,
1.150     banghart  319:     	            'continue' => 'false',
                    320:     	            'currentpath' => $current_path,
                    321:     	        );
1.134     banghart  322:     	        if ($show_versions) {
1.162     banghart  323:     	            # Must preserve other possible showversion files
                    324:     	            my $version_remainder = $env{'form.showversions'};
                    325:     	            $version_remainder =~ s/$filename//g;    	            
                    326:     	            $anchor_fields{'showversions'} = $version_remainder;
1.156     albertel  327:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  328:                         '<img class="LC_icon" alt="'.&mt('opened folder').'" src="'.$iconpath.'folder_pointer_opened.gif" />');
1.134     banghart  329:     	        } else {
1.162     banghart  330:     	            # allow multiple files to show versioned
                    331:     	            $anchor_fields{'showversions'} = $env{'form.showversions'}.','.$filename;
1.156     albertel  332:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  333:                         '<img class="LC_icon" alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" />');
1.134     banghart  334:                 }
1.129     banghart  335:     	    } else {
1.156     albertel  336:     	        $version_flag = '&nbsp;';
1.129     banghart  337:     	    }
1.23      albertel  338:             if ($dirptr&$testdir) {
1.116     albertel  339: 		my $colspan='colspan="2"';
1.77      banghart  340:                 if ($select_mode eq 'true'){
1.116     albertel  341: 		    undef($colspan);
1.64      banghart  342:                 }
1.116     albertel  343: 		$r->print('<tr class="LC_browser_folder"><td '.$colspan.'><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_closed.gif" /></td>');
1.47      banghart  344:                 $r->print('<td>Go to ...</td>');
1.152     albertel  345:                 my %anchor_fields = (
1.149     banghart  346:                     'selectfile'    => $filename.'/',
                    347:                     'currentpath'   => $current_path.$filename.'/',
                    348:                     'mode'          => $env{"form.mode"},
                    349:                     'fieldname'     => $env{"form.fieldname"},
                    350:                     'continue'      => $env{"form.continue"}
                    351:                 );  
1.156     albertel  352:                 $r->print('<td>'.$version_flag.'</td><td>'.&make_anchor($url,\%anchor_fields,$filename.'/').'</td>'); 
1.47      banghart  353:                 $r->print('</tr>'); 
                    354:             } else {
1.116     albertel  355: 		my $css_class = 'LC_browser_file';
                    356: 		my $line;
1.124     albertel  357:                 if ($select_mode eq 'true') {
1.116     albertel  358:                     $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"';
                    359: 		    if ($$checked_files{$filename} eq 'selected') {
                    360:                         $line.=" checked ";
1.77      banghart  361:                     }
1.116     albertel  362: 		    $line.=' /></td>';
1.77      banghart  363:                 } else {
1.103     raeburn   364:                     if (exists $locked_files{$fullpath}) {
1.152     albertel  365:                         my %anchor_fields = (
1.156     albertel  366:                             'lockinfo' => $fullpath
1.150     banghart  367:                         );
                    368:                         $line.='<td colspan="2">'.&make_anchor($url,\%anchor_fields,'Locked').'</td>';
1.116     albertel  369: 			$css_class= 'LC_browser_file_locked';
1.77      banghart  370:                     } else {
1.120     raeburn   371:                         if (!$can_modify) {
                    372:                             $line .= '<td colspan="2">';
                    373:                         } else {
                    374:                             $line .= '<td>';
                    375:                         }
                    376:                         if ($can_delete) {
                    377:                             $line .= '<input type="checkbox" name="selectfile" value="'.$filename.'" />';
                    378:                         }
                    379:                         if ($can_modify) {
1.146     banghart  380:                             my $cat='<img class="LC_icon" alt="'.&mt('Catalog Information').
1.120     raeburn   381:                             '" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
1.152     albertel  382:                             my %anchor_fields = (
1.150     banghart  383:                                 'rename' => $filename,
                    384:                                 currentpath => $current_path
                    385:                             );
                    386:                             $line .= &make_anchor($url,\%anchor_fields,'Rename');
1.159     banghart  387:                             $line .= '</td><td>'.&make_anchor($href_edit_location.$filename.'.meta',\%anchor_fields,$cat);
1.150     banghart  388:                             # '<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
1.120     raeburn   389:                         }
                    390:                         $line .= '</td>';
1.77      banghart  391:                     }
1.61      banghart  392:                 }
1.124     albertel  393: 		my $curr_access;
                    394: 		if ($select_mode ne 'true') {
                    395: 		    my $pub_access = 0;
                    396: 		    my $guest_access = 0;
                    397: 		    my $cond_access = 0;
                    398: 		    foreach my $key (sort(keys(%{$access_controls{$fullpath}}))) {
                    399: 			my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    400: 			if (($now > $start) && (!$end || $end > $now)) {
                    401: 			    if ($scope eq 'public')  {
                    402: 				$pub_access = 1;
                    403: 			    } elsif ($scope eq 'guest') {
                    404: 				$guest_access = 1;
                    405: 			    } else {
                    406: 				$cond_access = 1;
                    407: 			    }
                    408: 			}
                    409: 		    }
                    410: 		    if (!$pub_access && !$guest_access && !$cond_access) {
                    411: 			$curr_access = &mt('Private');
                    412: 		    } else {
                    413: 			my @allaccesses; 
                    414: 			if ($pub_access) {
                    415: 			    push(@allaccesses,&mt('Public'));
                    416: 			}
                    417: 			if ($guest_access) {
                    418: 			    push(@allaccesses,&mt('Passphrase-protected'));
                    419: 			}
                    420: 			if ($cond_access) {
                    421: 			    push(@allaccesses,&mt('Conditional'));
                    422: 			}
                    423: 			$curr_access = join('+ ',@allaccesses);
                    424: 		    }
                    425: 		}
1.156     albertel  426:                 &display_directory_line($r,$select_mode, $filename, $mtime, $size, $css_class, $line, 
                    427:                                         \%access_controls, $curr_access,$now, $version_flag, $href_location, 
1.140     banghart  428:                                         $url, $current_path, $access_admin_text);
1.134     banghart  429: 		if ($show_versions) {
1.156     albertel  430: 		    foreach my $dir_line (@{ $versioned{$fullpath} }) {
                    431: 		        my ($v_filename,$dom,$testdir,$size,$mtime,$obs) =
                    432: 			    @$dir_line;
1.143     banghart  433:                         $line = '<td colspan="2">&nbsp;</td>';
1.156     albertel  434: 			&display_directory_line($r,$select_mode, $v_filename, $mtime, $size, 
                    435: 						$css_class, $line, \%access_controls, $curr_access, $now,
                    436: 						undef, $href_location, $url, $current_path, $access_admin_text, 1);
1.140     banghart  437: 		    }
1.134     banghart  438: 		}
1.47      banghart  439:             }
                    440:         }
                    441:     }
1.77      banghart  442:     if ($select_mode eq 'true') {
                    443:         $r->print('</table>
1.127     albertel  444:             <input type="hidden" name="continue" value="true" />
                    445:             <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'" />
                    446:             <input type="hidden" name="mode" value="selectfile" />
1.60      banghart  447:             <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
1.48      banghart  448:             <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
                    449:             <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.77      banghart  450:         </form>');        
                    451:     } else {
1.120     raeburn   452:         $r->print('</table>');
                    453:         if ($can_delete) {
                    454:             $r->print('
1.167     rezaferr  455:         <input type="submit" name="doit" value="Delete Checked Files" />'.
1.168     albertel  456: 	&Apache::loncommon::help_open_topic('Portfolio DeleteFile').'
1.77      banghart  457:         <input type="hidden" name="action" value="delete" />
                    458:         <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.120     raeburn   459:         </form>'
                    460:             );
                    461:         }
1.77      banghart  462:     }
1.47      banghart  463: }
1.72      banghart  464: 
1.24      albertel  465: sub open_form {
1.94      raeburn   466:     my ($r,$url)=@_;
1.65      banghart  467:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.102     raeburn   468:     $r->print('<form name="portform" method="post" action="'.$url.'">');
1.24      albertel  469:     $r->print('<input type="hidden" name="action" value="'.
1.82      albertel  470: 	      $env{'form.action'}.'" />');
1.24      albertel  471:     $r->print('<input type="hidden" name="confirmed" value="1" />');
1.65      banghart  472:     foreach (@files) {
                    473:         $r->print('<input type="hidden" name="selectfile" value="'.
                    474: 	      $_.'" />');
                    475:     }
1.24      albertel  476:     $r->print('<input type="hidden" name="currentpath" value="'.
1.82      albertel  477: 	      $env{'form.currentpath'}.'" />');
1.24      albertel  478: }
                    479: 
                    480: sub close_form {
1.137     albertel  481:     my ($r,$url,$button_text)=@_;
1.108     raeburn   482:     if (!defined($button_text)) {
                    483:         $button_text = {
                    484:                          'continue' => &mt('Continue'),
                    485:                          'cancel'   => &mt('Cancel'),
                    486:                        };
                    487:     }
1.138     albertel  488:     $r->print('<p><input type="submit" value="'.$button_text->{'continue'}.'" />');
1.137     albertel  489:     $r->print(&group_form_data().'</p></form>');
1.112     albertel  490:     $r->print('<form action="'.$url.'" method="post">
1.24      albertel  491:                <p>
                    492:               <input type="hidden" name="currentpath" value="'.
1.137     albertel  493: 	      $env{'form.currentpath'}.'" />'.
                    494: 	      &group_form_data());
1.108     raeburn   495:     $r->print("\n".'   <input type="submit" value="'.$button_text->{'cancel'}.'" />
1.94      raeburn   496:                </p></form>'); 
1.24      albertel  497: }
                    498: 
                    499: sub display_file {
1.27      albertel  500:     my ($path,$filename)=@_;
1.65      banghart  501:     my $display_file_text;
1.116     albertel  502:     my $file_start='<span class="LC_filename">';
                    503:     my $file_end='</span>';
1.82      albertel  504:     if (!defined($path)) { $path=$env{'form.currentpath'}; }
1.65      banghart  505:     if (!defined($filename)) { 
1.82      albertel  506:         $filename=$env{'form.selectfile'};
1.116     albertel  507:         $display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  508:     } elsif (ref($filename) eq "ARRAY") {
1.116     albertel  509:         foreach my $file (@$filename) {
                    510:             $display_file_text .= $file_start.$path.$file.$file_end.'<br />';
1.65      banghart  511:         }
                    512:     } elsif (ref($filename) eq "SCALAR") {
1.116     albertel  513:         $display_file_text = $file_start.$path.$$filename.$file_end;
                    514:     } else {
                    515: 	$display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  516:     }
                    517:     return $display_file_text;
1.24      albertel  518: }
                    519: 
                    520: sub done {
1.137     albertel  521:     my ($message,$url)=@_;
1.76      banghart  522:     unless (defined $message) {
                    523:         $message='Done';
                    524:     }
1.153     banghart  525:     my %anchor_fields = (
1.161     banghart  526:         'showversions' => $env{'form.showversions'},
1.153     banghart  527:         'currentpath' => $env{'form.currentpath'},
                    528:         'fieldname' => $env{'form.fieldname'},
                    529:         'mode'      => $env{'form.mode'}
                    530:     );
                    531:     my $result = '<h3>'.&make_anchor($url,\%anchor_fields,&mt($message)).'</h3>';
1.94      raeburn   532:     return $result;
1.24      albertel  533: }
                    534: 
                    535: sub delete {
1.138     albertel  536:     my ($r,$url)=@_;
1.55      banghart  537:     my @check;
1.82      albertel  538:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.138     albertel  539:     $file_name = &prepend_group($file_name);
1.65      banghart  540:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.138     albertel  541:     my ($uname,$udom) = &get_name_dom();
1.94      raeburn   542:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.169     albertel  543:         $r->print("The file is locked and cannot be deleted.<br />");
1.137     albertel  544:         $r->print(&done('Back',$url));
1.55      banghart  545:     } else {
1.66      banghart  546:         if (scalar(@files)) {
1.94      raeburn   547:             &open_form($r,$url);
1.66      banghart  548:             $r->print('<p>'.&mt('Delete').' '.&display_file(undef,\@files).'?</p>');
1.137     albertel  549:             &close_form($r,$url);
1.66      banghart  550:         } else {
                    551:             $r->print("No file was checked to delete.<br />");
1.137     albertel  552:             $r->print(&done(undef,$url));
1.66      banghart  553:         }
1.55      banghart  554:     }
1.24      albertel  555: } 
                    556: 
                    557: sub delete_confirmed {
1.164     raeburn   558:     my ($r,$url,$group)=@_;
1.65      banghart  559:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
                    560:     my $result;
1.138     albertel  561:     my ($uname,$udom) = &get_name_dom();
                    562:     my $port_path = &get_port_path();
1.164     raeburn   563:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    564:                                                                         $uname);
1.65      banghart  565:     foreach my $delete_file (@files) {
1.94      raeburn   566:         $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.82      albertel  567: 					       $env{'form.currentpath'}.
1.65      banghart  568: 					       $delete_file);
                    569:         if ($result ne 'ok') {
1.166     raeburn   570: 	    $r->print('<span class="LC_error">'.
                    571:                      &mt('An error occured ([_1]) while trying to delete 
                    572:                          [_2].',$result,&display_file(undef, $delete_file)).
                    573:                       '</span><br /><br />');
1.164     raeburn   574:         } else {
                    575:             $r->print(&mt('File: [_1] deleted.',
                    576:                           &display_file(undef,$delete_file)));
                    577:             my $file_name = $env{'form.currentpath'}.$delete_file;
                    578:             $file_name = &prepend_group($file_name);
                    579:             my %access_controls = 
                    580:                     &Apache::lonnet::get_access_controls($current_permissions,
                    581:                                                          $group,$file_name);
                    582:             if (keys(%access_controls) > 0) {
                    583:                 my %changes; 
1.166     raeburn   584:                 foreach my $key (keys(%{$access_controls{$file_name}})) {
1.164     raeburn   585:                     $changes{'delete'}{$key} = 1;
                    586:                 }
                    587:                 if (keys(%changes) > 0) {
                    588:                     my ($outcome,$deloutcome,$new_values,$translation) =
                    589:                     &Apache::lonnet::modify_access_controls($file_name,\%changes,
                    590:                                                             $udom,$uname);
                    591:                     if ($outcome ne 'ok') {
1.165     albertel  592:                            $r->print('<br />'.&mt("An error occured ([_1]) while ".
                    593:                                "trying to delete access controls for the file.",$outcome).
1.166     raeburn   594:                                '</span><br /><br />');
1.164     raeburn   595:                     } else {
                    596:                         if ($deloutcome eq 'ok') {
1.166     raeburn   597:                             $r->print('<br />'.&mt('Access controls also deleted for the file.').'<br /><br />');
1.164     raeburn   598:                         } else {
1.165     albertel  599:                             $r->print('<span class="LC_error">'.'<br />'.
                    600:                                &mt("An error occured ([_1]) while ".
                    601:                                    "trying to delete access controls for the file.",$deloutcome).
1.166     raeburn   602:                                    '</span><br /><br />');
1.164     raeburn   603:                         }
                    604:                     }
                    605:                 }
                    606:             }
1.65      banghart  607:         }
1.24      albertel  608:     }
1.137     albertel  609:     $r->print(&done(undef,$url));
1.24      albertel  610: }
                    611: 
1.30      banghart  612: sub delete_dir {
1.137     albertel  613:     my ($r,$url)=@_;
1.94      raeburn   614:     &open_form($r,$url);
1.30      banghart  615:     $r->print('<p>'.&mt('Delete').' '.&display_file().'?</p>');
1.137     albertel  616:     &close_form($r,$url);
1.30      banghart  617: } 
                    618: 
                    619: sub delete_dir_confirmed {
1.138     albertel  620:     my ($r,$url)=@_;
1.82      albertel  621:     my $directory_name = $env{'form.currentpath'};
1.81      albertel  622:     $directory_name =~ s|/$||; # remove any trailing slash
1.138     albertel  623:     my ($uname,$udom) = &get_name_dom();
                    624:     my $namespace = &get_namespace();
                    625:     my $port_path = &get_port_path();
1.94      raeburn   626:     my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.30      banghart  627: 					       $directory_name);
1.32      banghart  628: 					       
1.30      banghart  629:     if ($result ne 'ok') {
1.116     albertel  630: 	$r->print('<span class="LC_error"> An error occured (dir) ('.$result.
                    631: 		  ') while trying to delete '.$directory_name.'</span><br />');
1.32      banghart  632:     } else {
1.41      banghart  633:         # now remove from recent
                    634: #        $r->print('<br /> removing '.$directory_name.'<br /');
1.94      raeburn   635:         &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']);
1.32      banghart  636:         my @dirs = split m!/!, $directory_name;
                    637:         
                    638: #        $directory_name =~ m/^(\/*\/)(\/*.)$/;
                    639:         $directory_name='/';
                    640:         for (my $i=1; $i < (@dirs - 1); $i ++){
                    641:             $directory_name .= $dirs[$i].'/';
                    642:         }
1.82      albertel  643:         $env{'form.currentpath'} = $directory_name;
1.30      banghart  644:     }
1.137     albertel  645:     $r->print(&done(undef,$url));
1.30      banghart  646: }
                    647: 
1.24      albertel  648: sub rename {
1.138     albertel  649:     my ($r,$url)=@_;
1.82      albertel  650:     my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
1.138     albertel  651:     my ($uname,$udom) = &get_name_dom();
                    652:     $file_name = &prepend_group($file_name);
1.94      raeburn   653:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.169     albertel  654:         $r->print("The file is locked and cannot be renamed.<br />");
1.137     albertel  655:         $r->print(&done(undef,$url));
1.55      banghart  656:     } else {
1.94      raeburn   657:         &open_form($r,$url);
1.55      banghart  658:         $r->print('<p>'.&mt('Rename').' '.&display_file().' to 
                    659:                    <input name="filenewname" type="input" size="50" />?</p>');
1.137     albertel  660:         &close_form($r,$url);
1.55      banghart  661:     }
1.24      albertel  662: }
                    663: 
                    664: sub rename_confirmed {
1.164     raeburn   665:     my ($r,$url,$group)=@_;
1.82      albertel  666:     my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'});
1.138     albertel  667:     my ($uname,$udom) = &get_name_dom();
                    668:     my $port_path = &get_port_path();
1.27      albertel  669:     if ($filenewname eq '') {
1.116     albertel  670: 	$r->print('<span class="LC_error">'.
1.27      albertel  671: 		  &mt("Error: no valid filename was provided to rename to.").
1.116     albertel  672: 		  '</span><br />');
1.137     albertel  673: 	$r->print(&done(undef,$url));
1.27      albertel  674: 	return;
                    675:     } 
1.164     raeburn   676:     my $chg_access;
1.27      albertel  677:     my $result=
1.94      raeburn   678: 	&Apache::lonnet::renameuserfile($uname,$udom,
                    679:             $port_path.$env{'form.currentpath'}.$env{'form.selectfile'},
                    680:             $port_path.$env{'form.currentpath'}.$filenewname);
1.164     raeburn   681:     if ($result eq 'ok') {
                    682:         $chg_access = &access_for_renamed($filenewname,$group,$udom,$uname);
                    683:     } else {      
1.116     albertel  684: 	$r->print('<span class="LC_error">'.
1.164     raeburn   685: 		  &mt('An error occured ([_1]) while trying to rename [_2]'
1.116     albertel  686: 		      .' to [_3]',$result,&display_file(),
                    687: 		      &display_file('',$filenewname)).'</span><br />');
1.164     raeburn   688:         return;
1.27      albertel  689:     }
1.82      albertel  690:     if ($filenewname ne $env{'form.filenewname'}) {
1.116     albertel  691:         $r->print(&mt("The new file name was changed from:<br />[_1] to [_2]",
                    692: 		      '<strong>'.&display_file('',$env{'form.filenewname'}).'</strong>',
                    693: 		      '<strong>'.&display_file('',$filenewname).'</strong>'));
1.66      banghart  694:     }
1.164     raeburn   695:     $r->print($chg_access);
1.137     albertel  696:     $r->print(&done(undef,$url));
1.27      albertel  697: }
1.102     raeburn   698: 
1.164     raeburn   699: sub access_for_renamed {
                    700:     my ($filenewname,$group,$udom,$uname) = @_;
                    701:     my $oldfile = $env{'form.currentpath'}.$env{'form.selectfile'};
                    702:     $oldfile = &prepend_group($oldfile);
                    703:     my $newfile = $env{'form.currentpath'}.$filenewname;
                    704:     $newfile = &prepend_group($newfile);
                    705:     my $current_permissions =
1.165     albertel  706: 	&Apache::lonnet::get_portfile_permissions($udom,$uname);
1.164     raeburn   707:     my %access_controls =
1.165     albertel  708: 	&Apache::lonnet::get_access_controls($current_permissions,
                    709: 					     $group,$oldfile);
1.164     raeburn   710:     my $chg_text;
                    711:     if (keys(%access_controls) > 0) {
                    712:         my %change_old;
                    713:         my %change_new;
1.165     albertel  714:         foreach my $key (keys(%{$access_controls{$oldfile}})) {
1.164     raeburn   715:             $change_old{'delete'}{$key} = 1;
                    716:             $change_new{'activate'}{$key} = $access_controls{$oldfile}{$key};
                    717:         }
                    718:         my ($outcome,$deloutcome,$new_values,$translation) =
                    719:             &Apache::lonnet::modify_access_controls($oldfile,\%change_old,
1.165     albertel  720: 						    $udom,$uname);
1.164     raeburn   721:         if ($outcome ne 'ok') {
1.165     albertel  722:             $chg_text ='<br /><br />'.&mt("An error occured ([_1]) while ".
                    723:                 "trying to delete access control records for the old name.",$outcome).
1.164     raeburn   724:                 '</span><br />';
                    725:         } else {
                    726:             if ($deloutcome ne 'ok') {
1.165     albertel  727:                 $chg_text = '<br /><br /><span class="LC_error"><br />'.
                    728: 		    &mt("An error occured ([_1]) while ".
                    729: 			"trying to delete access control records for the old name.",$deloutcome).
                    730: 			'</span><br />';
1.164     raeburn   731:             }
                    732:         }
                    733:         ($outcome,$deloutcome,$new_values,$translation) =
                    734:             &Apache::lonnet::modify_access_controls($newfile,\%change_new,
                    735:                                                     $udom,$uname);
                    736:         if ($outcome ne 'ok') {
1.165     albertel  737:             $chg_text .= '<br /><br />'.
                    738: 		&mt("An error occured ([_1]) while ".
                    739:                 "trying to update access control records for the new name.",$outcome).
1.164     raeburn   740:                 '</span><br />';
                    741:         }
                    742:         if ($chg_text eq '') {
                    743:             $chg_text = '<br /><br />'.&mt('Access controls updated to reflect the name change.');
                    744:         }
                    745:     }
                    746:     return $chg_text;
                    747: }
                    748: 
1.104     raeburn   749: sub display_access {
1.170     raeburn   750:     my ($r,$url,$group,$can_setacl,$port_path,$action) = @_;
1.138     albertel  751:     my ($uname,$udom) = &get_name_dom();
1.104     raeburn   752:     my $file_name = $env{'form.currentpath'}.$env{'form.access'};
1.138     albertel  753:     $file_name = &prepend_group($file_name);
1.104     raeburn   754:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    755:                                                                         $uname);
                    756:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group,$file_name);
1.120     raeburn   757:     my $aclcount = keys(%access_controls);
1.170     raeburn   758:     my ($header,$info);
                    759:     if ($action eq 'chgaccess') {
                    760:         $header = '<h3>'.&mt('Allowing others to retrieve file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>';
                    761:         $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.');
                    762:         $info .= '<br /><ul><li>'.&mt('Public files are available to anyone without the need for login.');
                    763:         $info .= '</li><li>'.&mt('Passphrase-protected files do not require log-in, but will require the viewer to enter the passphrase you set.');
                    764:         $info .= '</li><li>'.&explain_conditionals();
                    765:         $info .= '</li></ul>';
                    766:         if ($group eq '') {
                    767:             $info .= (&mt("A listing of files viewable without log-in is available at: <a href='/adm/$udom/$uname/aboutme/portfolio'>http://$ENV{'SERVER_NAME'}/adm/$udom/$uname/aboutme/portfolio</a>.<br />For logged in users a 'Display file listing' link will also appear (when there are viewable files) on your personal information page:<br /><a href='/adm/$udom/$uname/aboutme'>http://$ENV{'SERVER_NAME'}/adm/$udom/$uname/aboutme</a><br />"));
                    768:         }
                    769:     } else {
                    770:         $header = '<h3>'.&mt('Conditional access controls for file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>'.
                    771:                   &explain_conditionals().'<br />';
1.142     raeburn   772:     }
1.120     raeburn   773:     if ($can_setacl) {
                    774:         &open_form($r,$url);
                    775:         $r->print($header.$info);
1.169     albertel  776: 	$r->print('<br />'.&Apache::loncommon::help_open_topic('Portfolio ShareFile SetAccess', 'Help on setting up share access'));
                    777: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile ChangeSetting', 'Help on changing settings'));
                    778: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile StopAccess', 'Help on removing share access'));
1.170     raeburn   779:         &access_setting_table($r,$url,$file_name,$access_controls{$file_name},
                    780:                               $action);
1.120     raeburn   781:         my $button_text = {
1.108     raeburn   782:                         'continue' => &mt('Proceed'),
                    783:                         'cancel' => &mt('Back to directory listing'),
                    784:                       };
1.137     albertel  785:         &close_form($r,$url,$button_text);
1.120     raeburn   786:     } else {
                    787:         $r->print($header);
                    788:         if ($aclcount) {  
                    789:             $r->print($info);
                    790:         }
1.137     albertel  791:         &view_access_settings($r,$url,$access_controls{$file_name},$aclcount);
1.120     raeburn   792:     }
                    793: }
                    794: 
1.170     raeburn   795: sub explain_conditionals {
                    796:     return
                    797:         &mt('Conditional files are accessible to logged-in users with accounts in the LON-CAPA network, who satisfy the conditions you set.').'<br />'."\n".
                    798:         &mt('The conditions can include affiliation with a particular course, or a user account in a specific domain.').'<br />'."\n".
                    799:         &mt('Alternatively access can be granted to people with specific LON-CAPA usernames and domains.');
                    800: }
                    801: 
1.120     raeburn   802: sub view_access_settings {
1.137     albertel  803:     my ($r,$url,$access_controls,$aclcount) = @_;
1.120     raeburn   804:     my ($showstart,$showend);
                    805:     my %todisplay;
                    806:     foreach my $key (sort(keys(%{$access_controls}))) {
                    807:         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    808:         $todisplay{$scope}{$key} = $$access_controls{$key};
                    809:     }
                    810:     if ($aclcount) {
                    811:         $r->print(&mt('<h4>Current access controls defined for this file:</h4>'));
                    812:         $r->print(&Apache::loncommon::start_data_table());
                    813:         $r->print(&Apache::loncommon::start_data_table_header_row());
                    814:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                    815:                   '</th><th>'.&mt('Additional information').'</th>');
                    816:         $r->print(&Apache::loncommon::end_data_table_header_row());
                    817:         my $count = 1;
                    818:         my $chg = 'none';
                    819:         &build_access_summary($r,$count,$chg,%todisplay);
                    820:         $r->print(&Apache::loncommon::end_data_table());
                    821:     } else {
                    822:         $r->print(&mt('No access control settings currently exist for this file.<br />' ));
                    823:     }
1.153     banghart  824:     my %anchor_fields = (
                    825:         'currentpath' => $env{'form.currentpath'}
                    826:     );
                    827:     $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Return to directory listing')));
1.120     raeburn   828:     return;
1.104     raeburn   829: }
                    830: 
1.120     raeburn   831: sub build_access_summary {
                    832:     my ($r,$count,$chg,%todisplay) = @_; 
                    833:     my ($showstart,$showend);
                    834:     my %scope_desc = (
                    835:                       public => 'Public',
                    836:                       guest => 'Passphrase-protected',
                    837:                       domains => 'Conditional: domain-based',
                    838:                       users => 'Conditional: user-based',
                    839:                       course => 'Conditional: course-based',
                    840:                      );
1.170     raeburn   841:     my @allscopes = ('public','guest','domains','users','course');
1.120     raeburn   842:     foreach my $scope (@allscopes) {
                    843:         if ((!(exists($todisplay{$scope}))) || (ref($todisplay{$scope}) ne 'HASH')) {
                    844:             next;
                    845:         }
                    846:         foreach my $key (sort(keys(%{$todisplay{$scope}}))) {
                    847:             if ($count) {
                    848:                 $r->print(&Apache::loncommon::start_data_table_row());
                    849:             }
                    850:             my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    851:             my $content = $todisplay{$scope}{$key};
                    852:             if ($chg eq 'delete') {
                    853:                 $showstart = &mt('Deleted');
                    854:                 $showend = $showstart;
                    855:             } else {
                    856:                 $showstart = localtime($start);
                    857:                 if ($end == 0) {
                    858:                     $showend = &mt('No end date');
                    859:                 } else {
                    860:                     $showend = localtime($end);
                    861:                 }
                    862:             }
                    863:             $r->print('<td>'.&mt($scope_desc{$scope}));
1.170     raeburn   864:             if ($scope eq 'course') {
1.120     raeburn   865:                 if ($chg ne 'delete') {
                    866:                     my $cid = $content->{'domain'}.'_'.$content->{'number'};
                    867:                     my %course_description = &Apache::lonnet::coursedescription($cid);
                    868:                     $r->print('<br />('.$course_description{'description'}.')');
                    869:                 }
                    870:             }
                    871:             $r->print('</td><td>'.&mt('Start: ').$showstart.
                    872:                   '<br />'.&mt('End: ').$showend.'</td><td>');
                    873:             if ($chg ne 'delete') {
                    874:                 if ($scope eq 'guest') {
                    875:                     $r->print(&mt('Passphrase').': '.$content->{'password'});
1.170     raeburn   876:                 } elsif ($scope eq 'course') {
1.172     raeburn   877:                     $r->print('<table width="100%"><tr>');
1.120     raeburn   878:                     $r->print('<th>'.&mt('Roles').'</th><th>'.
                    879:                           &mt('Access').'</th><th>'.
                    880:                                           &mt('Sections').'</th>');
1.170     raeburn   881:                     $r->print('<th>'.&mt('Groups').'</th>');
1.120     raeburn   882:                     $r->print('</tr>');
                    883:                     foreach my $id (sort(keys(%{$content->{'roles'}}))) {
                    884:                         $r->print('<tr>');
                    885:                         foreach my $item ('role','access','section','group') {
                    886:                             $r->print('<td>');
                    887:                             if ($item eq 'role') {
                    888:                                 my $ucscope = $scope;
                    889:                                 $ucscope =~ s/^(\w)/uc($1)/e;
                    890:                                 my $role_output;
                    891:                                 foreach my $role (@{$content->{'roles'}{$id}{$item}}) {
                    892:                                     if ($role eq 'all') {
                    893:                                         $role_output .= $role.',';
                    894:                                     } elsif ($role =~ /^cr/) {
                    895:                                         $role_output .= (split('/',$role))[3].',';
                    896:                                     } else {
                    897:                                         $role_output .= &Apache::lonnet::plaintext($role,$ucscope).',';
                    898:                                     }
                    899:                                 }
                    900:                                 $role_output =~ s/,$//;
                    901:                                 $r->print($role_output);
                    902:                             } else {
                    903:                                 $r->print(join(',',@{$content->{'roles'}{$id}{$item}}));
                    904:                             }
1.170     raeburn   905:                             $r->print('</td>');
1.120     raeburn   906:                         }
1.170     raeburn   907: 			$r->print('</tr>');
1.120     raeburn   908:                     }
1.170     raeburn   909: 		    $r->print('</table>');
1.120     raeburn   910:                 } elsif ($scope eq 'domains') {
                    911:                     $r->print(&mt('Domains: ').join(',',@{$content->{'dom'}}));
                    912:                 } elsif ($scope eq 'users') {
                    913:                     my $curr_user_list = &sort_users($content->{'users'});
                    914:                     $r->print(&mt('Users: ').$curr_user_list);
                    915:                 } else {
                    916:                     $r->print('&nbsp;');
                    917:                 }
                    918:             } else {
                    919:                 $r->print('&nbsp;');
                    920:             }
                    921:             $r->print('</td>');
                    922:             $r->print(&Apache::loncommon::end_data_table_row());
                    923:             $count ++;
                    924:         }
                    925:     }
                    926: }
                    927: 
                    928: 
1.104     raeburn   929: sub update_access {
1.137     albertel  930:     my ($r,$url,$group,$port_path) = @_;
1.104     raeburn   931:     my $totalprocessed = 0;
                    932:     my %processing;
                    933:     my %title  = (
1.108     raeburn   934:                          'activate' => 'New control(s) added',
                    935:                          'delete'   => 'Existing control(s) deleted',
                    936:                          'update'   => 'Existing control(s) modified',
1.104     raeburn   937:                      );
1.108     raeburn   938:     my $changes;
1.104     raeburn   939:     foreach my $chg (sort(keys(%title))) {     
                    940:         @{$processing{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg);
                    941:         $totalprocessed += @{$processing{$chg}};
                    942:         foreach my $num (@{$processing{$chg}}) {
                    943:             my $scope = $env{'form.scope_'.$num};
                    944:             my ($start,$end) = &get_dates_from_form($num);
                    945:             my $newkey = $num.':'.$scope.'_'.$end.'_'.$start;
                    946:             if ($chg eq 'delete') {
                    947:                 $$changes{$chg}{$newkey} = 1;
                    948:             } else {
                    949:                 $$changes{$chg}{$newkey} = 
1.108     raeburn   950:                             &build_access_record($num,$scope,$start,$end,$chg);
1.104     raeburn   951:             }
                    952:         }
                    953:     }
                    954:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.142     raeburn   955:     $r->print('<h3>'.&mt('Allowing others to retrieve file: [_1]',
1.133     raeburn   956:               $port_path.$file_name).'</h3>'."\n");
1.138     albertel  957:     $file_name = &prepend_group($file_name);
                    958:     my ($uname,$udom) = &get_name_dom();
1.104     raeburn   959:     my ($errors,$outcome,$deloutcome,$new_values,$translation);
                    960:     if ($totalprocessed) {
                    961:         ($outcome,$deloutcome,$new_values,$translation) =
1.108     raeburn   962:         &Apache::lonnet::modify_access_controls($file_name,$changes,$udom,
                    963:                                                 $uname);
1.104     raeburn   964:     }
1.108     raeburn   965:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    966:                                                                        $uname);
1.109     albertel  967:     my %access_controls = 
                    968: 	&Apache::lonnet::get_access_controls($current_permissions,
                    969: 					     $group,$file_name);
1.104     raeburn   970:     if ($totalprocessed) {
                    971:         if ($outcome eq 'ok') {
                    972:             my $updated_controls = $access_controls{$file_name};
                    973:             my ($showstart,$showend);
                    974:             $r->print(&Apache::loncommon::start_data_table());
1.110     albertel  975:             $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn   976:             $r->print('<th>'.&mt('Type of change').'</th><th>'.
                    977:                       &mt('Access control').'</th><th>'.&mt('Dates available').
                    978:                       '</th><th>'.&mt('Additional information').'</th>');
1.110     albertel  979:             $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn   980:             foreach my $chg (sort(keys(%processing))) {
                    981:                 if (@{$processing{$chg}} > 0) {
                    982:                     if ($chg eq 'delete') {
                    983:                         if (!($deloutcome eq 'ok')) {
1.116     albertel  984:                             $errors .='<span class="LC_error">'.
                    985: 				&mt('A problem occurred deleting access controls: [_1]',$deloutcome).
                    986: 				'</span>';
1.104     raeburn   987:                             next;
                    988:                         }
                    989:                     }
                    990:                     my $numchgs = @{$processing{$chg}};
                    991:                     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn   992:                     $r->print('<td rowspan="'.$numchgs.'">'.&mt($title{$chg}).
                    993:                               '.</td>');
1.104     raeburn   994:                     my $count = 0;
1.120     raeburn   995:                     my %todisplay;
1.104     raeburn   996:                     foreach my $key (sort(keys(%{$$changes{$chg}}))) {
1.120     raeburn   997:                         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
1.104     raeburn   998:                         my $newkey = $key;
                    999:                         if ($chg eq 'activate') {
                   1000:                             $newkey =~ s/^(\d+)/$$translation{$1}/;
                   1001:                         }
1.120     raeburn  1002:                         $todisplay{$scope}{$newkey} = $$updated_controls{$newkey};
1.104     raeburn  1003:                     }
1.120     raeburn  1004:                     &build_access_summary($r,$count,$chg,%todisplay);  
1.104     raeburn  1005:                 }
                   1006:             }
                   1007:             $r->print(&Apache::loncommon::end_data_table());
                   1008:         } else {
                   1009:             if ((@{$processing{'activate'}} > 0) || (@{$processing{'update'}} > 0)) {
1.116     albertel 1010:                 $errors .= '<span class="LC_error">'.
                   1011: 		    &mt('A problem occurred storing access control settings: [_1]',$outcome).
                   1012: 		    '</span>';
1.104     raeburn  1013:             }
                   1014:         }
                   1015:         if ($errors) { 
                   1016:             $r->print($errors);
                   1017:         }
                   1018:     }
1.108     raeburn  1019:     my $allnew = 0;
                   1020:     my $totalnew = 0;
                   1021:     my $status = 'new';
                   1022:     my ($firstitem,$lastitem);
1.170     raeburn  1023:     foreach my $newitem ('course','domains','users') {
1.108     raeburn  1024:         $allnew += $env{'form.new'.$newitem};
                   1025:     }
                   1026:     if ($allnew > 0) {
                   1027:         my $now = time;
                   1028:         my $then = $now + (60*60*24*180); # six months approx.
1.138     albertel 1029:         &open_form($r,$url);
1.170     raeburn  1030:         foreach my $newitem ('course','domains','users') {
1.108     raeburn  1031:             if ($env{'form.new'.$newitem} > 0) {
                   1032:                 $r->print('<br />'.&mt('Add new <b>[_1]-based</b> access control for portfolio file: <b>[_2]</b>',$newitem,$env{'form.currentpath'}.$env{'form.selectfile'}).'<br /><br />');
                   1033:                 $firstitem = $totalnew;
                   1034:                 $lastitem = $totalnew + $env{'form.new'.$newitem};
                   1035:                 $totalnew = $lastitem;
                   1036:                 my @numbers;   
                   1037:                 for (my $i=$firstitem; $i<$lastitem; $i++) {
                   1038:                     push (@numbers,$i);
                   1039:                 }
                   1040:                 &display_access_row($r,$status,$newitem,\@numbers,
                   1041:                                     $access_controls{$file_name},$now,$then);
                   1042:             }
                   1043:         }
1.137     albertel 1044:         &close_form($r,$url);
1.108     raeburn  1045:     } else {
1.153     banghart 1046:         my %anchor_fields = (
                   1047:             'currentpath' => $env{'form.currentpath'},
                   1048:             'access' => $env{'form.selectfile'}
                   1049:         );
                   1050:         $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Display all access settings for this file')));
                   1051:         delete $anchor_fields{'access'};
                   1052:         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&make_anchor($url,\%anchor_fields,&mt('Return to directory listing')));
1.108     raeburn  1053:     }
1.104     raeburn  1054:     return;
                   1055: }
                   1056: 
                   1057: sub build_access_record {
1.108     raeburn  1058:     my ($num,$scope,$start,$end,$chg) = @_;
1.109     albertel 1059:     my $record = {
                   1060: 	type => $scope,
                   1061: 	time => {
                   1062: 	    start => $start,
                   1063: 	    end   => $end
                   1064: 	    },
                   1065: 	    };
                   1066: 		
                   1067:     if ($scope eq 'guest') {	
                   1068:         $record->{'password'} = $env{'form.password'};
1.170     raeburn  1069:     } elsif ($scope eq 'course') {
1.109     albertel 1070:         $record->{'domain'} = $env{'form.crsdom_'.$num};
                   1071: 	$record->{'number'} = $env{'form.crsnum_'.$num};
1.108     raeburn  1072:         my @role_ids;
1.109     albertel 1073:         my @delete_role_ids =
                   1074:             &Apache::loncommon::get_env_multiple('form.delete_role_'.$num);
                   1075: 	my @preserves =
                   1076: 	    &Apache::loncommon::get_env_multiple('form.preserve_role_'.$num);
                   1077: 	if (@delete_role_ids) {
                   1078: 	    foreach my $id (@preserves) {
                   1079: 		if (grep {$_ = $id} (@delete_role_ids)) {
                   1080: 		    next;
                   1081: 		}
                   1082: 		push(@role_ids,$id); 
                   1083: 	    }
                   1084: 	} else {
                   1085: 	    push(@role_ids,@preserves);
                   1086: 	}
                   1087: 
                   1088: 	my $next_id = $env{'form.add_role_'.$num};
                   1089: 	if ($next_id) {
                   1090: 	    push(@role_ids,$next_id);
                   1091: 	}
                   1092: 
1.108     raeburn  1093:         foreach my $id (@role_ids) {
                   1094:             my (@roles,@accesses,@sections,@groups);
                   1095:             if (($id == $next_id) && ($chg eq 'update')) {
1.109     albertel 1096:                 @roles    = split(/,/,$env{'form.role_'.$num.'_'.$next_id});
1.108     raeburn  1097:                 @accesses = split(/,/,$env{'form.access_'.$num.'_'.$next_id});
                   1098:                 @sections = split(/,/,$env{'form.section_'.$num.'_'.$next_id});
1.109     albertel 1099:                 @groups   = split(/,/,$env{'form.group_'.$num.'_'.$next_id});
1.108     raeburn  1100:             } else {
                   1101:                 @roles = &Apache::loncommon::get_env_multiple('form.role_'.$num.'_'.$id);
                   1102:                 @accesses = &Apache::loncommon::get_env_multiple('form.access_'.$num.'_'.$id);
                   1103:                 @sections = &Apache::loncommon::get_env_multiple('form.section_'.$num.'_'.$id);
                   1104:                 @groups = &Apache::loncommon::get_env_multiple('form.group_'.$num.'_'.$id);
                   1105:             }
1.109     albertel 1106: 	    $record->{'roles'}{$id}{'role'}    = \@roles;
                   1107: 	    $record->{'roles'}{$id}{'access'}  = \@accesses;
                   1108: 	    $record->{'roles'}{$id}{'section'} = \@sections;
                   1109: 	    $record->{'roles'}{$id}{'group'}   = \@groups;
1.108     raeburn  1110:         }
                   1111:     } elsif ($scope eq 'domains') {
                   1112:         my @doms = &Apache::loncommon::get_env_multiple('form.dom_'.$num);
1.109     albertel 1113: 	$record->{'dom'} = \@doms;
1.108     raeburn  1114:     } elsif ($scope eq 'users') {
                   1115:         my $userlist = $env{'form.users_'.$num};
1.109     albertel 1116:         $userlist =~ s/\s+//sg;
                   1117: 	my %userhash = map { ($_,1) } (split(/,/,$userlist));
                   1118:         foreach my $user (keys(%userhash)) {
1.108     raeburn  1119:             my ($uname,$udom) = split(/:/,$user);
1.109     albertel 1120: 	    push(@{$record->{'users'}}, {
                   1121: 		'uname' => $uname,
                   1122: 		'udom'  => $udom
                   1123: 		});
                   1124: 	}
1.108     raeburn  1125:     }
1.104     raeburn  1126:     return $record;
                   1127: }
                   1128: 
                   1129: sub get_dates_from_form {
                   1130:     my ($id) = @_;
                   1131:     my $startdate;
                   1132:     my $enddate;
                   1133:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate_'.$id);
                   1134:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate_'.$id);
                   1135:     if ( exists ($env{'form.noend_'.$id}) ) {
                   1136:         $enddate = 0;
                   1137:     }
                   1138:     return ($startdate,$enddate);
                   1139: }
                   1140: 
1.108     raeburn  1141: sub sort_users {
1.109     albertel 1142:     my ($users) = @_; 
                   1143:     my @curr_users = map {
                   1144: 	$_->{'uname'}.':'.$_->{'udom'}
                   1145:     } (@{$users});
                   1146:     my $curr_user_list = join(",\n",sort(@curr_users));
1.108     raeburn  1147:     return $curr_user_list;
                   1148: }
                   1149: 
1.104     raeburn  1150: sub access_setting_table {
1.170     raeburn  1151:     my ($r,$url,$filename,$access_controls,$action) = @_;
1.104     raeburn  1152:     my ($public,$publictext);
1.170     raeburn  1153:     $publictext ='Off';
1.104     raeburn  1154:     my ($guest,$guesttext);
1.170     raeburn  1155:     $guesttext = 'Off';
1.104     raeburn  1156:     my @courses = ();
                   1157:     my @domains = ();
                   1158:     my @users = ();
                   1159:     my $now = time;
                   1160:     my $then = $now + (60*60*24*180); # six months approx.
1.108     raeburn  1161:     my ($num,$scope,$publicnum,$guestnum);
1.170     raeburn  1162:     my (%acl_count,%end,%start,%conditionals);
1.104     raeburn  1163:     foreach my $key (sort(keys(%{$access_controls}))) {
1.108     raeburn  1164:         ($num,$scope,$end{$key},$start{$key}) = &unpack_acc_key($key);
1.104     raeburn  1165:         if ($scope eq 'public') {
                   1166:             $public = $key;
1.108     raeburn  1167:             $publicnum = $num;
                   1168:             $publictext = &acl_status($start{$key},$end{$key},$now);
                   1169:         } elsif ($scope eq 'guest') {
                   1170:             $guest=$key;
                   1171:             $guestnum = $num;  
                   1172:             $guesttext = &acl_status($start{$key},$end{$key},$now);
1.170     raeburn  1173:         } else {
                   1174:             $conditionals{$scope}{$key} = $$access_controls{$key};
                   1175:             if ($scope eq 'course') {
                   1176:                 push(@courses,$key);
                   1177:             } elsif ($scope eq 'domains') {
                   1178:                 push(@domains,$key);
                   1179:             } elsif ($scope eq 'users') {
                   1180:                 push(@users,$key);
                   1181:             }
1.104     raeburn  1182:         }
1.108     raeburn  1183:         $acl_count{$scope} ++;
1.104     raeburn  1184:     }
1.108     raeburn  1185:     $r->print('<table border="0"><tr><td valign="top">');
1.170     raeburn  1186:     if ($action eq 'chgaccess') {
                   1187:         &standard_settings($r,$now,$then,$url,$filename,\%acl_count,\%start,
                   1188:                            \%end,$public,$publicnum,$publictext,$guest,$guestnum,
                   1189:                            $guesttext,$access_controls,%conditionals);
                   1190:     } else {
                   1191:         &condition_setting($r,$access_controls,$now,$then,\%acl_count,
                   1192:                            \@domains,\@users,\@courses);
                   1193:     }
                   1194:     $r->print('</td></tr></table>');
                   1195: }
                   1196: 
                   1197: sub standard_settings {
                   1198:     my ($r,$now,$then,$url,$filename,$acl_count,$start,$end,$public,$publicnum,
                   1199:       $publictext,$guest,$guestnum,$guesttext,$access_controls,%conditionals)=@_;
                   1200:     $r->print('<h3>'.&mt('Public access: [_1]',$publictext).'</h3>');
1.104     raeburn  1201:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1202:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1203:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').'</th>');
1.110     albertel 1204:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn  1205:     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1206:     if ($public) {
                   1207:         $r->print('<td>'.&actionbox('old',$publicnum,'public').'</td><td>'.
1.170     raeburn  1208:              &dateboxes($publicnum,$start->{$public},$end->{$public}).'</td>');
1.108     raeburn  1209:     } else {
                   1210:         $r->print('<td>'.&actionbox('new','0','public').'</td><td>'.
                   1211:                   &dateboxes('0',$now,$then).'</td>');
                   1212:     }
                   1213:     $r->print(&Apache::loncommon::end_data_table_row());
                   1214:     $r->print(&Apache::loncommon::end_data_table());
                   1215:     $r->print('</td><td width="40">&nbsp;</td><td valign="top">');
1.170     raeburn  1216:     $r->print('<h3>'.&mt('Passphrase-protected access: [_1]',$guesttext).'</h3>');
1.104     raeburn  1217:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1218:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1219:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').
1.120     raeburn  1220:               '</th><th>'. &mt('Passphrase').'</th>');
1.110     albertel 1221:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1222:     $r->print(&Apache::loncommon::start_data_table_row());
                   1223:     my $passwd;
                   1224:     if ($guest) {
1.109     albertel 1225:         $passwd = $$access_controls{$guest}{'password'};
1.108     raeburn  1226:         $r->print('<td>'.&actionbox('old',$guestnum,'guest').'</td><td>'.
1.170     raeburn  1227:               &dateboxes($guestnum,$start->{$guest},$end->{$guest}).'</td>');
1.108     raeburn  1228:     } else {
                   1229:         $r->print('<td>'.&actionbox('new','1','guest').'</td><td>'.
                   1230:                   &dateboxes('1',$now,$then).'</td>');
1.104     raeburn  1231:     }
1.108     raeburn  1232:     $r->print('<td><input type="text" size="15" name="password" value="'.
                   1233:               $passwd.'" /></td>');
1.104     raeburn  1234:     $r->print(&Apache::loncommon::end_data_table_row());
                   1235:     $r->print(&Apache::loncommon::end_data_table());
1.170     raeburn  1236:     $r->print('</td></tr><tr><td colspan="3">&nbsp;</td></tr>'.
                   1237:               '<tr><td colspan="3">');
                   1238:     my $numconditionals = 0;
                   1239:     my $conditionstext;
                   1240:     my %cond_status;
                   1241:     foreach my $scope ('domains','users','course') {
                   1242:         $numconditionals += $acl_count->{$scope}; 
                   1243:         if ($acl_count->{$scope} > 0) {
                   1244:             if ($conditionstext ne 'Active') { 
                   1245:                 foreach my $key (keys(%{$conditionals{$scope}})) {
                   1246:                     $conditionstext = &acl_status($start->{$key},$end->{$key},$now);
                   1247:                     if ($conditionstext eq 'Active') {
                   1248:                        last;
                   1249:                     }
                   1250:                 }
                   1251:             }
                   1252:         }
                   1253:     }
                   1254:     if ($conditionstext eq '') {
                   1255:         $conditionstext = 'Off';
                   1256:     }
                   1257:     my %anchor_fields = (
                   1258:             'access' => $env{'form.selectfile'},
                   1259:             'action' => 'chgconditions',
                   1260:             'currentpath' => $env{'form.currentpath'},
                   1261:         );
                   1262:     $r->print('<h3>'.&mt('Conditional access: [_1]',$conditionstext).'</h3>');
                   1263:     if ($numconditionals > 0) {
                   1264:         my $count = 1;
                   1265:         my $chg = 'none';
                   1266:         $r->print(&mt('You have previously set [_1] conditional access controls.',$numconditionals).' '.&make_anchor($url,\%anchor_fields,&mt('Change Conditions')).'<br /><br />');
                   1267:         $r->print(&Apache::loncommon::start_data_table());
                   1268:         $r->print(&Apache::loncommon::start_data_table_header_row());
                   1269:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                   1270:                   '</th><th>'.&mt('Additional information').'</th>');
                   1271:         $r->print(&Apache::loncommon::end_data_table_header_row());
                   1272:         &build_access_summary($r,$count,$chg,%conditionals);
                   1273:         $r->print(&Apache::loncommon::end_data_table());
                   1274:     } else {
                   1275:         $r->print(&make_anchor($url,\%anchor_fields,&mt('Add conditional access')).' '.&mt('based on domain, username, or course affiliation.'));
                   1276:     }
                   1277: }
                   1278: 
                   1279: sub condition_setting {
                   1280:     my ($r,$access_controls,$now,$then,$acl_count,$domains,$users,$courses) = @_;
                   1281:     $r->print('<tr><td valign="top">');
                   1282:     &access_element($r,'domains',$acl_count,$domains,$access_controls,$now,$then);
1.158     albertel 1283:     $r->print('</td><td>&nbsp;</td><td valign="top">');
1.170     raeburn  1284:     &access_element($r,'users',$acl_count,$users,$access_controls,$now,$then);
1.158     albertel 1285:     $r->print('</td></tr><tr><td colspan="3"></td></tr><tr>');
1.170     raeburn  1286:     if ($acl_count->{course} > 0) {
1.158     albertel 1287:         $r->print('<td colspan="3" valign="top">');
                   1288:     } else {
                   1289:         $r->print('<td valign="top">');
                   1290:     }
1.170     raeburn  1291:     &access_element($r,'course',$acl_count,$courses,$access_controls,$now,$then);
1.158     albertel 1292:     $r->print('</td>');
1.108     raeburn  1293:     $r->print('</td></tr></table>');
                   1294: }
                   1295: 
                   1296: sub acl_status {
                   1297:     my ($start,$end,$now) = @_;
                   1298:     if ($start > $now) {
1.170     raeburn  1299:         return 'Inactive';
1.108     raeburn  1300:     }
                   1301:     if ($end && $end<$now) {
1.170     raeburn  1302:         return 'Inactive';
1.108     raeburn  1303:     }
1.170     raeburn  1304:     return 'Active';
1.108     raeburn  1305: }
                   1306: 
                   1307: sub access_element {
                   1308:     my ($r,$type,$acl_count,$items,$access_controls,$now,$then) = @_;
                   1309:     my $title = $type;
                   1310:     $title =~ s/s$//;
                   1311:     $title =~ s/^(\w)/uc($1)/e;
                   1312:     $r->print('<h3>'.&mt('[_1]-based conditional access: ',$title));
                   1313:     if ($$acl_count{$type}) {
                   1314:         $r->print($$acl_count{$type}.' ');
                   1315:         if ($$acl_count{$type} > 1) {
                   1316:             $r->print(&mt('conditions'));
                   1317:         } else {
                   1318:             $r->print(&mt('condition'));
                   1319:         }
                   1320:     } else {
                   1321:         $r->print(&mt('Off'));
                   1322:     }
                   1323:     $r->print('</h3>');
                   1324:     &display_access_row($r,'old',$type,$items,$access_controls,$now,$then);
                   1325:     return;
                   1326: }
                   1327: 
                   1328: sub display_access_row {
                   1329:     my ($r,$status,$type,$items,$access_controls,$now,$then) = @_;
                   1330:     if (@{$items} > 0) {
                   1331:         my @all_doms;
                   1332:         my $colspan = 3;
                   1333:         my $uctype = $type;
                   1334:         $uctype =~ s/^(\w)/uc($1)/e;
                   1335:         $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1336:         $r->print(&Apache::loncommon::start_data_table_header_row());
                   1337:         $r->print('<th>'.&mt('Action?').'</th><th>'.&mt($uctype).'</th><th>'.
1.108     raeburn  1338:               &mt('Dates available').'</th>');
1.172     raeburn  1339:         if ($type eq 'course' && $status eq 'old') {
1.108     raeburn  1340:             $r->print('<th>'.&mt('Allowed [_1] member affiliations',$type).
                   1341:                       '</th>');
                   1342:             $colspan ++;
                   1343:         } elsif ($type eq 'domains') {
                   1344:             @all_doms = &Apache::loncommon::get_domains();
                   1345:         }
1.110     albertel 1346:         $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1347:         foreach my $key (@{$items}) {
1.118     albertel 1348: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.170     raeburn  1349:             if ($type eq 'course') {
1.118     albertel 1350:                 &course_row($r,$status,$type,$key,$access_controls,$now,$then);
1.108     raeburn  1351:             } elsif ($type eq 'domains') {
                   1352:                 &domains_row($r,$status,$key,\@all_doms,$access_controls,$now,
                   1353:                             $then);
                   1354:             } elsif ($type eq 'users') {
                   1355:                 &users_row($r,$status,$key,$access_controls,$now,$then);
                   1356:             }
1.118     albertel 1357: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1358:         }
                   1359:         if ($status eq 'old') {
1.111     albertel 1360: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1361:             $r->print('<td colspan="',$colspan.'">'.&additional_item($type).
                   1362:                       '</td>');
1.111     albertel 1363: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1364:         }
                   1365:         $r->print(&Apache::loncommon::end_data_table());
                   1366:     } else {
                   1367:         $r->print(&mt('No [_1]-based conditions defined.<br />',$type).
                   1368:                   &additional_item($type));
                   1369:     }
                   1370:     return;
                   1371: }
                   1372: 
1.110     albertel 1373: sub course_js {
                   1374:     return qq|
1.108     raeburn  1375: <script type="text/javascript">
1.172     raeburn  1376: function setRoleOptions(num,roleid,cdom,cnum,type) {
                   1377:     updateIndexNum = getIndexByValue('update',num);
                   1378:     var addItem = 'add_role_'+num;
                   1379:     var addIndexNum = getIndexByName(addItem);
                   1380:     if (document.portform.elements[addItem].checked) {
                   1381:         document.portform.elements[updateIndexNum].checked = true;
                   1382:         var url = '/adm/portfolio?action=rolepicker&setroles='+num+'_'+roleid+'&cnum='+cnum+'&cdom='+cdom+'&type='+type;
1.108     raeburn  1383:         var title = 'Roles_Chooser';
                   1384:         var options = 'scrollbars=1,resizable=1,menubar=0';
                   1385:         options += ',width=700,height=600';
                   1386:         rolebrowser = open(url,title,options,'1');
                   1387:         rolebrowser.focus();
                   1388:     } else {
1.172     raeburn  1389:         addArray = new Array ('role','access','section','group');
                   1390:         for (var j=0;j<addArray.length;j++) {
                   1391:             var itemIndex = getIndexByName(addArray[j]+'_'+num+'_'+roleid);
                   1392:             document.portform.elements[itemIndex].value = '';
1.108     raeburn  1393:         }
                   1394:     }
                   1395: }
                   1396: 
1.172     raeburn  1397: function getIndexByName(item) {
1.108     raeburn  1398:     for (var i=0;i<document.portform.elements.length;i++) {
1.172     raeburn  1399:         if (document.portform.elements[i].name == item) {
1.108     raeburn  1400:             return i;
                   1401:         }
                   1402:     }
                   1403:     return -1;
                   1404: }
                   1405: 
1.172     raeburn  1406: function getIndexByValue(name,value) {
1.108     raeburn  1407:     for (var i=0;i<document.portform.elements.length;i++) {
                   1408:         if (document.portform.elements[i].name == name && document.portform.elements[i].value == value) {
                   1409:             return i;
                   1410:         }
                   1411:     }
                   1412:     return -1;
                   1413: }
                   1414: 
                   1415: </script>
1.110     albertel 1416: |;
                   1417: }
                   1418: 
                   1419: sub course_row {
1.118     albertel 1420:     my ($r,$status,$type,$item,$access_controls,$now,$then) = @_;
1.115     raeburn  1421:     my $content;
1.110     albertel 1422:     my $defdom = $env{'user.domain'};
                   1423:     if ($status eq 'old') {
1.115     raeburn  1424:         $content = $$access_controls{$item}; 
                   1425:         $defdom =  $content->{'domain'};
1.110     albertel 1426:     }
                   1427:     my $js = &Apache::loncommon::coursebrowser_javascript($defdom)
                   1428: 	.&course_js();
1.120     raeburn  1429:     my $uctype = $type;
                   1430:     $uctype =~ s/^(\w)/uc($1)/e;
1.108     raeburn  1431:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1432:                                                     $type);
1.110     albertel 1433:     $r->print('<td>'.$js.&actionbox($status,$num,$scope).'</td>');
1.108     raeburn  1434:     if ($status eq 'old') {
1.115     raeburn  1435:         my $cid = $content->{'domain'}.'_'.$content->{'number'};
1.108     raeburn  1436:         my %course_description = &Apache::lonnet::coursedescription($cid);
1.115     raeburn  1437:         $r->print('<td><input type="hidden" name="crsdom_'.$num.'" value="'.$content->{'domain'}.'" /><input type="hidden" name="crsnum_'.$num.'" value="'.$content->{'number'}.'" />'.$course_description{'description'}.'</td>');
1.108     raeburn  1438:     } elsif ($status eq 'new') {
1.172     raeburn  1439:         $r->print('<td>'.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$num,'crsdom_'.$num,'description_'.$num,$num.'_1',undef,$uctype).'&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  1440:     }
1.172     raeburn  1441:     $r->print('<td>'.&dateboxes($num,$start,$end));
                   1442:     my $newrole_id = 1;
1.108     raeburn  1443:     if ($status eq 'old') {
1.172     raeburn  1444:         $r->print('</td><td>');
1.108     raeburn  1445:         my $max_id = 0;
1.172     raeburn  1446:         if (keys(%{$content->{'roles'}}) > 0) {
                   1447:             $r->print('<table><tr><th>'.&mt('Action').'</th>'.
                   1448:                       '<th>'.&mt('Roles').'</th>'.
                   1449:                       '<th>'.&mt('Access').'</th>'.
                   1450:                       '<th>'.&mt('Sections').'</th>'.
                   1451:                       '<th>'.&mt('Groups').'</th></tr>');
                   1452:             foreach my $role_id (sort(keys(%{$content->{'roles'}}))) {
                   1453:                 if ($role_id > $max_id) {
                   1454:                     $max_id = $role_id;
                   1455:                 }
                   1456:                 $max_id ++;
                   1457:                 my $role_selects = &role_selectors($num,$role_id,$type,$content,'display');
                   1458:                 $r->print('<tr><td><span style="white-space: nowrap"><label><input type="checkbox" name="delete_role_'.$num.'" value="'.$role_id.'" />'.&mt('Delete').'</label></span><br /><input type="hidden" name="preserve_role_'.$num.'" value="'.$role_id.'" /></td>'.$role_selects.'</tr>');
                   1459:             }
                   1460:             $r->print('</table>');
                   1461:         }
                   1462:         $r->print('<br />'.&mt('Add a roles-based condition').
                   1463:                   '&nbsp;<input type="checkbox" name ="add_role_'.
                   1464:                   $num.'" onClick="javascript:setRoleOptions('."'$num',
                   1465:                   '$max_id','$content->{'domain'}','$content->{'number'}',
                   1466:                   '$uctype'".')" value="" />');
                   1467:         $newrole_id = $max_id;
                   1468:     } else {
                   1469:         $r->print('<input type="hidden" name ="add_role_'.$num.'" value="" />');
1.108     raeburn  1470:     }
1.172     raeburn  1471:     $r->print(&add_course_role($num,$newrole_id));
                   1472:     $r->print('</td>');
1.108     raeburn  1473:     return;
                   1474: }
                   1475: 
1.172     raeburn  1476: sub add_course_role {
                   1477:     my ($num,$max_id) = @_;
                   1478:     my $output;
                   1479:     $output .='<input type="hidden" name="role_'.$num.'_'.$max_id.'" />'.
                   1480:               '<input type="hidden" name="access_'.$num.'_'.$max_id.'" />'.
                   1481:               '<input type="hidden" name="section_'.$num.'_'.$max_id.'" />'.
                   1482:               '<input type="hidden" name="group_'.$num.'_'.$max_id.'" />';
                   1483:     return $output;
                   1484: }
                   1485: 
1.108     raeburn  1486: sub domains_row {
                   1487:     my ($r,$status,$item,$all_doms,$access_controls,$now,$then) = @_;
                   1488:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1489:                                                     'domains');
1.112     albertel 1490:     my $dom_select = '<select name="dom_'.$num.'" size="4" multiple="true">'.
1.108     raeburn  1491:                      ' <option value="">'.&mt('Please select').'</option>';
                   1492:     if ($status eq 'old') {
1.109     albertel 1493:         my $content =  $$access_controls{$item};
                   1494: 	foreach my $dom (@{$all_doms}) {
                   1495:             if ((@{$content->{'dom'}} > 0) 
                   1496: 		&& (grep(/^\Q$dom\E$/,@{$content->{'dom'}}))) {
1.108     raeburn  1497:                 $dom_select .= '<option value="'.$dom.'" selected>'.
                   1498:                                $dom.'</option>';
                   1499:             } else {
                   1500:                 $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1501:             }
                   1502:         }
                   1503:     } else {
                   1504:         foreach my $dom (@{$all_doms}) {
                   1505:             $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1506:         }
                   1507:     }
1.112     albertel 1508:     $dom_select .= '</select>';
1.108     raeburn  1509:     $r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.$dom_select.
                   1510:               '</td><td>'.&dateboxes($num,$start,$end).'</td>');
                   1511: }
                   1512: 
                   1513: sub users_row {
                   1514:     my ($r,$status,$item,$access_controls,$now,$then) = @_;
                   1515:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1516:                                                     'users');
                   1517:     my $curr_user_list;
                   1518:     if ($status eq 'old') {
1.109     albertel 1519:         my $content = $$access_controls{$item};
                   1520:         $curr_user_list = &sort_users($content->{'users'});
1.108     raeburn  1521:     }
                   1522:     $r->print('<td>'.&actionbox($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,$end).'</td>');
                   1523: }
                   1524: 
                   1525: sub additional_item {
                   1526:     my ($type) = @_;
                   1527:     my $output = &mt('Add new [_1] condition(s)?',$type).'&nbsp;'.&mt('Number to add: ').'<input type="text" name="new'.$type.'" size="3" value="0" />';
                   1528:     return $output;
                   1529: }
                   1530: 
                   1531: sub actionbox {
                   1532:     my ($status,$num,$scope) = @_;
1.112     albertel 1533:     my $output = '<span style="white-space: nowrap"><label>';
1.108     raeburn  1534:     if ($status eq 'new') {
1.170     raeburn  1535:         my $checkstate;
                   1536:         if ($scope eq 'domains' || $scope eq 'users' || $scope eq 'course') {
                   1537:             $checkstate = 'checked="checked"';
                   1538:         }
                   1539:         $output .= '<input type="checkbox" name="activate" value="'.$num.'" '.
                   1540:                    $checkstate.'  />'.
1.108     raeburn  1541:         &mt('Activate');
                   1542:     } else {
                   1543:         $output .= '<input type="checkbox" name="delete" value="'.$num.
1.112     albertel 1544:                    '" />'.&mt('Delete').'</label></span><br /><span style="white-space: nowrap">'.
1.108     raeburn  1545:                    '<label><input type="checkbox" name="update" value="'.
                   1546:                    $num.'" />'.&mt('Update');
                   1547:     }
1.112     albertel 1548:     $output .= '</label></span><input type="hidden" name="scope_'.$num.                '" value="'.$scope.'" />';
1.108     raeburn  1549:     return $output;
                   1550: }
                   1551:                                                                                    
                   1552: sub dateboxes {
                   1553:     my ($num,$start,$end) = @_;
                   1554:     my $noend;
                   1555:     if ($end == 0) {
                   1556:         $noend = 'checked="checked"';
                   1557:     }
                   1558:     my $startdate = &Apache::lonhtmlcommon::date_setter('portform',
                   1559:                            'startdate_'.$num,$start,undef,undef,undef,1,undef,
                   1560:                             undef,undef,1);
                   1561:     my $enddate = &Apache::lonhtmlcommon::date_setter('portform',
                   1562:                                'enddate_'.$num,$end,undef,undef,undef,1,undef,
1.112     albertel 1563:                                 undef,undef,1). '&nbsp;&nbsp;<span style="white-space: nowrap"><label>'.
1.108     raeburn  1564:                                 '<input type="checkbox" name="noend_'.
                   1565:                                 $num.'" '.$noend.' />'.&mt('No end date').
1.112     albertel 1566:                                 '</label></span>';
1.108     raeburn  1567:                                                                                    
                   1568:     my $output = &mt('Start: ').$startdate.'<br />'.&mt('End: ').$enddate;
                   1569:     return $output;
                   1570: }
                   1571: 
                   1572: sub unpack_acc_key {
                   1573:     my ($acc_key) = @_;
                   1574:     my ($num,$scope,$end,$start) = ($acc_key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
                   1575:     return ($num,$scope,$end,$start);
                   1576: }
                   1577: 
                   1578: sub set_identifiers {
                   1579:     my ($status,$item,$now,$then,$scope) = @_;
                   1580:     if ($status eq 'old') {
                   1581:         return(&unpack_acc_key($item));
                   1582:     } else {
                   1583:         return($item,$scope,$then,$now);
                   1584:     }
                   1585: } 
                   1586: 
                   1587: sub role_selectors {
1.172     raeburn  1588:     my ($num,$role_id,$type,$content,$caller) = @_;
1.108     raeburn  1589:     my ($output,$cdom,$cnum,$longid);
                   1590:     if ($caller eq 'display') {
                   1591:         $longid = '_'.$num.'_'.$role_id;
1.172     raeburn  1592:         $cdom = $$content{'domain'};
                   1593:         $cnum = $$content{'number'};
1.108     raeburn  1594:     } elsif ($caller eq 'rolepicker') {
                   1595:          $cdom = $env{'form.cdom'};
                   1596:          $cnum = $env{'form.cnum'};
                   1597:     }
1.120     raeburn  1598:     my $uctype = $type;
                   1599:     $uctype =~ s/^(\w)/uc($1)/e;
1.108     raeburn  1600:     my ($sections,$groups,$allroles,$rolehash,$accesshash) =
1.120     raeburn  1601:             &Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$uctype);
1.108     raeburn  1602:     if (!@{$sections}) {
                   1603:         @{$sections} = ('none');
                   1604:     } else {
                   1605:         unshift(@{$sections},('all','none'));
                   1606:     }
                   1607:     if (!@{$groups}) {
                   1608:         @{$groups} = ('none');
                   1609:     } else {
                   1610:         unshift(@{$groups},('all','none'));
                   1611:     }
                   1612:     my @allacesses = sort(keys(%{$accesshash}));
                   1613:     my (%sectionhash,%grouphash);
                   1614:     foreach my $sec (@{$sections}) {
                   1615:         $sectionhash{$sec} = $sec;
                   1616:     }
                   1617:     foreach my $grp (@{$groups}) {
                   1618:         $grouphash{$grp} = $grp;
                   1619:     }
                   1620:     my %lookup = (
                   1621:                    'role' => $rolehash,
                   1622:                    'access' => $accesshash,
                   1623:                    'section' => \%sectionhash,
                   1624:                    'group' => \%grouphash,
                   1625:                  );
                   1626:     my @allaccesses = sort(keys(%{$accesshash}));
                   1627:     my %allitems = (
                   1628:                     'role' => $allroles,
                   1629:                     'access' => \@allaccesses,
                   1630:                     'section' => $sections,
1.172     raeburn  1631:                     'group' => $groups,
1.108     raeburn  1632:                    );
                   1633:     foreach my $item ('role','access','section','group') {
                   1634:         $output .= '<td><select name="'.$item.$longid.'" multiple="true" size="4">'."\n";
                   1635:         foreach my $entry (@{$allitems{$item}}) {
                   1636:             if ($caller eq 'display') {
                   1637:                 if ((@{$$content{'roles'}{$role_id}{$item}} > 0) && 
                   1638:                     (grep(/^\Q$entry\E$/,@{$$content{'roles'}{$role_id}{$item}}))) {
                   1639:                     $output .= '  <option value="'.$entry.'" selected>'.
                   1640:                                   $lookup{$item}{$entry}.'</option>';
                   1641:                     next;
                   1642:                 }
                   1643:             }
                   1644:             $output .= '  <option value="'.$entry.'">'.
                   1645:                        $lookup{$item}{$entry}.'</option>';
                   1646:         }
                   1647:         $output .= '</select>';
                   1648:     }
                   1649:     $output .= '</td>';
                   1650:     return $output;
                   1651: }
                   1652: 
                   1653: sub role_options_window {
                   1654:     my ($r) = @_;
                   1655:     my $type = $env{'form.type'};
1.172     raeburn  1656:     my $rolenum = $env{'form.setroles'};
                   1657:     my ($num,$role_id) = ($rolenum =~ /^([\d_]+)_(\d+)$/);
                   1658:     my $role_elements;
                   1659:     foreach my $item ('role','access','section','group') {
                   1660:         $role_elements .= "'".$item.'_'.$rolenum."',";
                   1661:     }
                   1662:     $role_elements =~ s/,$//; 
                   1663:     my $role_selects = &role_selectors($num,$role_id,$type,undef,
                   1664:                                        'rolepicker');
1.108     raeburn  1665:     $r->print(<<"END_SCRIPT");
                   1666: <script type="text/javascript">
                   1667: function setRoles() {
1.172     raeburn  1668:     var role_elements = new Array($role_elements);
                   1669:     for (var i=0; i<role_elements.length; i++) {
1.108     raeburn  1670:         var copylist = '';
                   1671:         for (var j=0; j<document.rolepicker.elements[i].length; j++) {
                   1672:             if (document.rolepicker.elements[i].options[j].selected) {
                   1673:                 copylist = copylist + document.rolepicker.elements[i].options[j].value + ',';
                   1674:             }
                   1675:         }
                   1676:         copylist = copylist.substr(0,copylist.length-1);
1.172     raeburn  1677:         var openerItem = getIndexByName(role_elements[i]);
                   1678:         opener.document.portform.elements[openerItem].value = copylist; 
1.108     raeburn  1679:     }
1.172     raeburn  1680:     var roleAdder = getIndexByName('add_role_$num');
                   1681:     opener.document.portform.elements[roleAdder].value = '$role_id';
1.108     raeburn  1682:     self.close();
                   1683: }
1.172     raeburn  1684: 
                   1685: function getIndexByName(item) {
                   1686:     for (var i=0;i<opener.document.portform.elements.length;i++) {
                   1687:         if (opener.document.portform.elements[i].name == item) {
                   1688:             return i;
                   1689:         }
                   1690:     }
                   1691:     return -1;
                   1692: }
                   1693: 
1.108     raeburn  1694: </script>
                   1695: END_SCRIPT
                   1696:     $r->print(&mt('Select roles, course status, section(s) and group(s) for users who will be able to access the portfolio file.'));
1.170     raeburn  1697:     $r->print('<form name="rolepicker" action="/adm/portfolio" method="post"><table><tr><th>'.&mt('Roles').'</th><th>'.&mt('[_1] status',$type).'</th><th>'.&mt('Sections').'</th><th>'.&mt('Groups').'</th></tr><tr>'.$role_selects.'</tr></table><br /><input type="button" name="rolepickbutton" value="Save selections" onclick="setRoles()" />');
1.108     raeburn  1698:     return;
1.104     raeburn  1699: }
                   1700: 
1.47      banghart 1701: sub select_files {
1.138     albertel 1702:     my ($r) = @_;
1.82      albertel 1703:     if ($env{'form.continue'} eq 'true') {
1.60      banghart 1704:         # here we update the selections for the currentpath
                   1705:         # eventually, have to handle removing those not checked, but . . . 
1.83      banghart 1706:         my @items=&Apache::loncommon::get_env_multiple('form.checkfile');
                   1707:         if (scalar(@items)){
1.85      banghart 1708:              &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
1.83      banghart 1709:         }
1.62      banghart 1710:     } else {
                   1711:             #empty the file for a fresh start
1.83      banghart 1712:             &Apache::lonnet::clear_selected_files($env{'user.name'});
1.62      banghart 1713:     }
1.82      albertel 1714:     my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
1.62      banghart 1715:     my $java_files = join ",", @files;
                   1716:     if ($java_files) {
                   1717:         $java_files.=',';
1.60      banghart 1718:     }
1.63      banghart 1719:     my $javascript =(<<ENDSMP);
1.113     albertel 1720:         <script type="text/javascript">
1.48      banghart 1721:         function finishSelect() {
1.62      banghart 1722: ENDSMP
1.63      banghart 1723:     $javascript .= 'fileList = "'.$java_files.'";';
                   1724:     $javascript .= (<<ENDSMP);
1.49      banghart 1725:             for (i=0;i<document.forms.checkselect.length;i++) { 
                   1726:                 if (document.forms.checkselect[i].checked){
1.54      banghart 1727:                     fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
1.49      banghart 1728:                 }
                   1729:             }
1.128     albertel 1730:             opener.document.forms.lonhomework.$env{'form.fieldname'}.value=fileList;
1.48      banghart 1731:             self.close();
                   1732:         }
                   1733:         </script>
                   1734: ENDSMP
1.63      banghart 1735:     $r->print($javascript);
1.47      banghart 1736:     $r->print("<h1>Select portfolio files</h1>
1.88      albertel 1737:                 Check as many as you wish in response to the problem.<br />");
                   1738:     my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
                   1739:     if (@otherfiles) {
                   1740: 	$r->print("<strong>Files selected from other directories:</strong><br />");
                   1741: 	foreach my $file (@otherfiles) {
                   1742: 	    $r->print($file."<br />");
                   1743: 	}
1.60      banghart 1744:     }
1.47      banghart 1745: }
1.138     albertel 1746: 
1.24      albertel 1747: sub upload {
1.137     albertel 1748:     my ($r,$url,$group)=@_;
1.82      albertel 1749:     my $fname=$env{'form.uploaddoc.filename'};
                   1750:     my $filesize = (length($env{'form.uploaddoc'})) / 1000; #express in k (1024?)
1.173   ! raeburn  1751:     my $disk_quota;
1.126     raeburn  1752:     if (defined($group)) {
                   1753:         my $grp_quota = &get_group_quota($group); # quota expressed in k 
                   1754:         if ($grp_quota ne '') {
                   1755:             $disk_quota = $grp_quota;
                   1756:         } else {
                   1757:             $disk_quota = 0;
                   1758:         }
1.173   ! raeburn  1759:     } else {
        !          1760:         $disk_quota = &Apache::loncommon::get_user_quota($env{'user.name'},
        !          1761:                                     $env{'user.domain'}); #expressed in Mb
        !          1762:         $disk_quota = 1000 * $disk_quota; # convert from Mb to kb
1.126     raeburn  1763:     }
1.34      banghart 1764:     $fname=&Apache::lonnet::clean_filename($fname);
1.146     banghart 1765: 
1.138     albertel 1766:     my $portfolio_root=&get_portfolio_root();
                   1767:     my ($uname,$udom) = &get_name_dom();
                   1768:     my $port_path = &get_port_path();
1.38      banghart 1769:     # Fixme --- Move the checking for existing file to LOND error return
1.138     albertel 1770:     my @dir_list=&get_dir_list($portfolio_root);
1.34      banghart 1771:     my $found_file = 0;
1.76      banghart 1772:     my $locked_file = 0;
1.33      banghart 1773:     foreach my $line (@dir_list) {
1.76      banghart 1774:         my ($file_name)=split(/\&/,$line,2);
                   1775:         if ($file_name eq $fname){
1.102     raeburn  1776:             $file_name = $env{'form.currentpath'}.$file_name;
1.138     albertel 1777:             $file_name = &prepend_group($file_name);
1.33      banghart 1778:             $found_file = 1;
1.102     raeburn  1779:             if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.76      banghart 1780:                 $locked_file = 1;
                   1781:             } 
1.33      banghart 1782:         }
                   1783:     }
1.94      raeburn  1784:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root);
1.87      albertel 1785:     if (($current_disk_usage + $filesize) > $disk_quota){
1.116     albertel 1786:         $r->print('<span class="LC_error">Unable to upload <strong>'.$fname.' (size = '.$filesize.' kilobytes)</strong>. Disk quota will be exceeded.</span>'.
1.38      banghart 1787:                   '<br />Disk quota is '.$disk_quota.' kilobytes. Your current disk usage is '.$current_disk_usage.' kilobytes.');
1.137     albertel 1788:         $r->print(&done('Back',$url));
1.38      banghart 1789:     } 
1.76      banghart 1790:     elsif ($found_file){
                   1791:         if ($locked_file){
1.116     albertel 1792:             $r->print('<span class="LC_error">'.'Unable to upload <strong>'.$fname.'</strong>, a <strong>locked</strong> file by that name was found in <strong>'.$port_path.$env{'form.currentpath'}.'</strong></span>'.
1.76      banghart 1793:                   '<br />You will be able to rename or delete existing '.$fname.' after a grade has been assigned.');
1.137     albertel 1794:             $r->print(&done('Back',$url));      
1.76      banghart 1795:         } else {   
1.116     albertel 1796:             $r->print('<span class="LC_error">'.'Unable to upload <strong>'.$fname.'</strong>, a file by that name was found in <strong>'.$port_path.$env{'form.currentpath'}.'</strong></span>'.
1.94      raeburn  1797:                   '<br />To upload, rename or delete existing '.$fname.' in '.$port_path.$env{'form.currentpath'});
1.137     albertel 1798:             $r->print(&done('Back',$url));
1.76      banghart 1799:         }
1.33      banghart 1800:     } else {
                   1801:         my $result=&Apache::lonnet::userfileupload('uploaddoc','',
1.94      raeburn  1802: 	        	 $port_path.$env{'form.currentpath'});
1.33      banghart 1803:         if ($result !~ m|^/uploaded/|) {
1.116     albertel 1804:             $r->print('<span class="LC_error">'.'An errror occured ('.$result.
                   1805: 	              ') while trying to upload '.&display_file().'</span><br />');
1.137     albertel 1806: 	    $r->print(&done('Back',$url));
1.76      banghart 1807:         } else {
1.137     albertel 1808:             $r->print(&done(undef,$url));
1.33      banghart 1809:         }
1.25      albertel 1810:     }
                   1811: }
1.126     raeburn  1812: 
1.80      banghart 1813: sub lock_info {
1.137     albertel 1814:     my ($r,$url,$group) = @_;
1.138     albertel 1815:     my ($uname,$udom) = &get_name_dom();
1.102     raeburn  1816:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                   1817:                                                                        $uname);
1.84      banghart 1818:     my $file_name = $env{'form.lockinfo'};
1.138     albertel 1819:     $file_name = &prepend_group($file_name);
1.102     raeburn  1820:     if (defined($file_name) && defined($$current_permissions{$file_name})) {
                   1821:         foreach my $array_item (@{$$current_permissions{$file_name}}) {
1.156     albertel 1822:             next if (ref($array_item) ne 'ARRAY');
                   1823: 
                   1824: 	    my $filetext;
                   1825: 	    if (defined($group)) {
                   1826: 		$filetext = '<strong>'.$env{'form.lockinfo'}.
                   1827: 		    '</strong> (group: '.$group.')'; 
                   1828: 	    } else {
                   1829: 		$filetext = '<strong>'.$file_name.'</strong>';
                   1830: 	    } 
                   1831: 	    
                   1832: 	    my $title ='<strong>'.&Apache::lonnet::gettitle($$array_item[0]).
                   1833: 		'</strong><br />';
                   1834: 	    if ($$array_item[-1] eq 'graded') {
                   1835: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   1836:                               $filetext,$title));
                   1837: 	    } elsif ($$array_item[-1] eq 'handback') {
                   1838: 		$r->print(&mt('[_1] was handed back in response to problem: [_2]',
                   1839:                               $filetext,$title));
                   1840: 	    } else {
                   1841: 		# submission style lock
                   1842: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   1843:                               $filetext,$title));
                   1844: 	    }
                   1845: 	    my %course_description = 
                   1846: 		&Apache::lonnet::coursedescription($$array_item[1]);
                   1847: 	    if ( $course_description{'description'} ne '') {
                   1848: 		$r->print(&mt('In the course: <strong>[_1]</strong><br />',
                   1849: 			      $course_description{'description'}));
                   1850: 	    }
1.102     raeburn  1851:         }
1.84      banghart 1852:     }
1.137     albertel 1853:     $r->print(&done('Back',$url));
1.80      banghart 1854:     return 'ok';
                   1855: }
1.138     albertel 1856: 
1.25      albertel 1857: sub createdir {
1.138     albertel 1858:     my ($r,$url)=@_;
1.82      albertel 1859:     my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
1.28      albertel 1860:     if ($newdir eq '') {
1.116     albertel 1861:     	$r->print('<span class="LC_error">'.
1.37      banghart 1862: 	    	  &mt("Error: no directory name was provided.").
1.116     albertel 1863: 		      '</span><br />');
1.138     albertel 1864: 	    $r->print(&done(undef,$url));
1.37      banghart 1865: 	    return;
1.94      raeburn  1866:     }
1.138     albertel 1867:     my $portfolio_root = &get_portfolio_root(); 
                   1868:     my @dir_list=&get_dir_list($portfolio_root);
1.37      banghart 1869:     my $found_file = 0;
                   1870:     foreach my $line (@dir_list) {
                   1871:         my ($filename)=split(/\&/,$line,2);
                   1872:         if ($filename eq $newdir){
                   1873:             $found_file = 1;
                   1874:         }
                   1875:     }
                   1876:     if ($found_file){
1.116     albertel 1877:     	    $r->print('<span class="LC_error">'.'Unable to create a directory named <strong>'.$newdir.
                   1878:     	            ' </strong>a file or directory by that name already exists.</span><br />');
1.37      banghart 1879:     } else {
1.138     albertel 1880:         my ($uname,$udom) = &get_name_dom();
                   1881:         my $port_path = &get_port_path();
1.94      raeburn  1882:         my $result=&Apache::lonnet::mkdiruserfile($uname,$udom,
                   1883: 	         $port_path.$env{'form.currentpath'}.$newdir);
1.37      banghart 1884:         if ($result ne 'ok') {
1.116     albertel 1885:     	    $r->print('<span class="LC_error">'.'An errror occured ('.$result.
                   1886: 	    	      ') while trying to create a new directory '.&display_file().'</span><br />');
1.37      banghart 1887:         }
1.24      albertel 1888:     }
1.82      albertel 1889:     if ($newdir ne $env{'form.newdir'}) {
                   1890:         $r->print("The new directory name was changed from:<br /><strong>".$env{'form.newdir'}."</strong> to <strong>$newdir </strong>");  
1.67      banghart 1891:     }
1.137     albertel 1892:     $r->print(&done(undef,$url));
1.94      raeburn  1893: }
                   1894: 
                   1895: sub get_portfolio_root {
1.163     raeburn  1896:     my ($udom,$uname,$group) = @_;
1.160     raeburn  1897:     if (!(defined($udom)) || !(defined($uname))) {
                   1898:         ($uname,$udom) = &get_name_dom();
                   1899:     }
1.163     raeburn  1900:     my $path = '/userfiles/portfolio';
                   1901:     if (!defined($group)) { 
                   1902:         if (defined($env{'form.group'})) {
                   1903:             $group = $env{'form.group'};      
                   1904:         }
1.94      raeburn  1905:     }
1.163     raeburn  1906:     if (defined($group)) {
                   1907:         $path = '/userfiles/groups/'.$group.'/portfolio';
                   1908:     } 
1.94      raeburn  1909:     return (&Apache::loncommon::propath($udom,$uname).$path);
                   1910: }
                   1911: 
1.126     raeburn  1912: sub get_group_quota {
                   1913:     my ($group) = @_;
                   1914:     my $group_quota; 
                   1915:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   1916:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                   1917:     my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
                   1918:     if (%curr_groups) {
                   1919:         my %group_info =  &Apache::longroup::get_group_settings(
                   1920:                                                     $curr_groups{$group});
                   1921:         $group_quota = $group_info{'quota'}; #expressed in Mb
                   1922:         if ($group_quota) {
                   1923:             $group_quota = 1000 * $group_quota; #expressed in k
                   1924:         } 
                   1925:     }
                   1926:     return $group_quota;
                   1927: } 
                   1928: 
1.94      raeburn  1929: sub get_dir_list {
1.138     albertel 1930:     my ($portfolio_root) = @_;
                   1931:     my ($uname,$udom) = &get_name_dom();
1.94      raeburn  1932:     return &Apache::lonnet::dirlist($env{'form.currentpath'},
                   1933:                                           $udom,$uname,$portfolio_root);
                   1934: }
                   1935: 
                   1936: sub get_name_dom {
                   1937:     my ($uname,$udom);
1.138     albertel 1938:     if (defined($env{'form.group'})) {
1.94      raeburn  1939:         $udom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   1940:         $uname = $env{'course.'.$env{'request.course.id'}.'.num'};
                   1941:     } else {
                   1942:         $udom = $env{'user.domain'};
                   1943:         $uname = $env{'user.name'};
                   1944:     }
                   1945:     return ($uname,$udom);
                   1946: }
                   1947: 
1.102     raeburn  1948: sub prepend_group {
1.138     albertel 1949:     my ($filename) = @_;
                   1950:     if (defined($env{'form.group'})) {
                   1951:         $filename = $env{'form.group'}.$filename;
1.102     raeburn  1952:     }
                   1953:     return $filename;
                   1954: }
                   1955: 
1.94      raeburn  1956: sub get_namespace {
                   1957:     my $namespace = 'portfolio';
1.138     albertel 1958:     if (defined($env{'form.group'})) {
                   1959:         my ($uname,$udom) = &get_name_dom();
                   1960:         $namespace .= '_'.$udom.'_'.$uname.'_'.$env{'form.group'};
1.94      raeburn  1961:     }
                   1962:     return $namespace;
                   1963: }
                   1964: 
                   1965: sub get_port_path {
                   1966:     my $port_path;
1.138     albertel 1967:     if (defined($env{'form.group'})) {
                   1968:        $port_path = "groups/$env{'form.group'}/portfolio";
1.94      raeburn  1969:     } else {
                   1970:        $port_path = 'portfolio';
                   1971:     }
                   1972:     return $port_path;
1.24      albertel 1973: }
                   1974: 
1.120     raeburn  1975: sub missing_priv {
1.138     albertel 1976:     my ($r,$url,$priv) = @_;
1.120     raeburn  1977:     my $longtext = {
                   1978:                       upload => 'upload files',
                   1979:                       delete => 'delete files',
                   1980:                       rename => 'rename files',
                   1981:                       setacl => 'set access controls for files',
                   1982:                    };
                   1983:     my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"');
                   1984:     my $rtnlink = '<a href="'.$url;
                   1985:     if ($url =~ /\?/) {
                   1986:         $rtnlink .= '&';
                   1987:     } else {
                   1988:         $rtnlink .= '?';
                   1989:     }
                   1990:     $rtnlink .= 'currentpath='.$escpath;
                   1991:     $r->print(&mt('<h3>Action disallowed</h3>'));
                   1992:     $r->print(&mt('You do not have sufficient privileges to [_1] ',
                   1993:                   $longtext->{$priv}));
1.138     albertel 1994:     if (defined($env{'form.group'})) {
1.120     raeburn  1995:         $r->print(&mt("in the group's file repository."));
1.137     albertel 1996:         $rtnlink .= &group_args()
1.120     raeburn  1997:     } else {
                   1998:         $r->print(&mt('in this portfolio.'));
                   1999:     }
                   2000:     $rtnlink .= '">'.&mt('Return to directory listing page').'</a>';
                   2001:     $r->print('<br />'.$rtnlink);
                   2002:     $r->print(&Apache::loncommon::end_page());
                   2003:     return;
                   2004: }
                   2005: 
1.132     raeburn  2006: sub coursegrp_portfolio_header {
1.137     albertel 2007:     my ($cdom,$cnum,$grp_desc)=@_;
1.132     raeburn  2008:     my $gpterm  = &Apache::loncommon::group_term();
                   2009:     my $ucgpterm = $gpterm;
                   2010:     $ucgpterm =~ s/^(\w)/uc($1)/e;
1.137     albertel 2011:     if ($env{'form.ref'}) {
1.136     raeburn  2012:         &Apache::lonhtmlcommon::add_breadcrumb
                   2013:             ({href=>"/adm/coursegroups",
                   2014:               text=>"Groups",
                   2015:               title=>"Course Groups"});
                   2016:     }
1.132     raeburn  2017:     &Apache::lonhtmlcommon::add_breadcrumb
1.138     albertel 2018:         ({href=>"/adm/$cdom/$cnum/$env{'form.group'}/smppg?ref=$env{'form.ref'}",
1.132     raeburn  2019:           text=>"$ucgpterm: $grp_desc",
                   2020:           title=>"Go to group's home page"},
1.137     albertel 2021:          {href=>"/adm/coursegrp_portfolio?".&group_args(),
1.132     raeburn  2022:           text=>"Group Portfolio",
1.136     raeburn  2023:           title=>"Display group portfolio"});
1.132     raeburn  2024:     my $output = &Apache::lonhtmlcommon::breadcrumbs(
                   2025:                          &mt('[_1] portfolio files - [_2]',$gpterm,$grp_desc));
                   2026:     return $output;
                   2027: }
                   2028: 
                   2029: 
1.24      albertel 2030: sub handler {
                   2031:     # this handles file management
                   2032:     my $r = shift;
1.73      banghart 2033:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.108     raeburn  2034:          ['selectfile','currentpath','meta','lockinfo','currentfile','action',
                   2035: 	  'fieldname','mode','rename','continue','group','access','setnum',
1.136     raeburn  2036:           'cnum','cdom','type','setroles','showversions','ref']);
1.138     albertel 2037:     my ($uname,$udom,$portfolio_root,$url,$caller,$title,$group,$grp_desc);
1.94      raeburn  2038:     if ($r->uri =~ m|^(/adm/)([^/]+)|) {
                   2039:         $url = $1.$2;
                   2040:         $caller = $2;
                   2041:     }
1.137     albertel 2042:     my ($can_modify,$can_delete,$can_upload,$can_setacl);
1.94      raeburn  2043:     if ($caller eq 'coursegrp_portfolio') {
                   2044:     #  Needs to be in a course
                   2045:         if (! ($env{'request.course.fn'})) {
                   2046:         # Not in a course
                   2047:             $env{'user.error.msg'}=
                   2048:      "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio";
                   2049:             return HTTP_NOT_ACCEPTABLE;
                   2050:         }
                   2051:         my $earlyout = 0;
1.136     raeburn  2052:         my $view_permission = 
                   2053:            &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
1.137     albertel 2054:         $env{'form.group'} =~ s/\W//g;
1.138     albertel 2055: 	$group = $env{'form.group'};
1.94      raeburn  2056:         if ($group) {
1.138     albertel 2057:             ($uname,$udom) = &get_name_dom();
1.99      raeburn  2058:             my %curr_groups = &Apache::longroup::coursegroups($udom,$uname,
1.98      albertel 2059: 							       $group); 
                   2060:             if (%curr_groups) {
1.132     raeburn  2061:                 my %grp_content = &Apache::longroup::get_group_settings(
                   2062:                                                          $curr_groups{$group});
                   2063:                 $grp_desc = &unescape($grp_content{'description'});
1.94      raeburn  2064:                 if (($view_permission) || (&Apache::lonnet::allowed('rgf',
                   2065:                                       $env{'request.course.id'}.'/'.$group))) {
1.138     albertel 2066:                     $portfolio_root = &get_portfolio_root();
1.94      raeburn  2067:                 } else {
1.116     albertel 2068:                     $r->print('You do not have the privileges required to access the shared files space for this group.');
1.94      raeburn  2069:                     $earlyout = 1;
                   2070:                 }
                   2071:             } else {
                   2072:                 $r->print('Not a valid group for this course');
                   2073:                 $earlyout = 1;
                   2074:             }
                   2075:             $title = &mt('Group files').' for '.$group; 
                   2076:         } else {
                   2077:             $r->print('Invalid group');
                   2078:             $earlyout = 1;
                   2079:         }
                   2080:         if ($earlyout) { return OK; }
1.126     raeburn  2081:         if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) {
1.120     raeburn  2082:             $can_modify = 1;
                   2083:             $can_delete = 1;
1.126     raeburn  2084:             $can_upload = 1;
                   2085:             $can_setacl = 1;
                   2086:         } else {
                   2087:             if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) {
                   2088:                 $can_setacl = 1;
                   2089:             }
                   2090:             if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) {
                   2091:                 $can_upload = 1;
                   2092:             }
                   2093:             if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) {
                   2094:                 $can_modify = 1;
                   2095:             }
                   2096:             if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) {
                   2097:                 $can_delete = 1;
                   2098:             }
1.120     raeburn  2099:         }
1.94      raeburn  2100:     } else {
                   2101:         ($uname,$udom) = &get_name_dom();
                   2102:         $portfolio_root = &get_portfolio_root();
                   2103:         $title = &mt('Portfolio Manager');
1.120     raeburn  2104:         $can_modify = 1;
                   2105:         $can_delete = 1;
                   2106:         $can_upload = 1;
                   2107:         $can_setacl = 1;
1.94      raeburn  2108:     }
                   2109: 
1.138     albertel 2110:     my $port_path = &get_port_path();
1.24      albertel 2111:     &Apache::loncommon::no_cache($r);
                   2112:     &Apache::loncommon::content_type($r,'text/html');
                   2113:     $r->send_http_header;
                   2114:     # Give the LON-CAPA page header
1.82      albertel 2115:     if ($env{"form.mode"} eq 'selectfile'){
1.96      albertel 2116:         $r->print(&Apache::loncommon::start_page($title,undef,
1.97      albertel 2117: 						 {'only_body' => 1}));
1.108     raeburn  2118:     } elsif ($env{'form.action'} eq 'rolepicker') {
                   2119:         $r->print(&Apache::loncommon::start_page('New role-based condition',undef,
                   2120:                                                  {'no_nav_bar'  => 1, }));
1.74      banghart 2121:     } else {
1.97      albertel 2122:         $r->print(&Apache::loncommon::start_page($title));
1.74      banghart 2123:     }
1.24      albertel 2124:     $r->rflush();
1.88      albertel 2125: 	if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
1.116     albertel 2126:    	    $r->print('<span class="LC_error">'.
                   2127: 		      'No file was selected to upload.'.
                   2128: 		      'To upload a file, click <strong>Browse...</strong>'.
                   2129: 		      ', select a file, then click <strong>Upload</strong>.'.
                   2130: 		      '</span>');
1.40      banghart 2131: 	}
1.82      albertel 2132:     if ($env{'form.meta'}) {
1.94      raeburn  2133:         &open_form($r,$url);
1.82      albertel 2134: #        $r->print(&edit_meta_data($r, $env{'form.currentpath'}.$env{'form.selectfile'}));
1.70      banghart 2135:         $r->print('Edit the meta data<br />');
1.137     albertel 2136:         &close_form($r,$url);
1.70      banghart 2137:     }
1.82      albertel 2138:     if ($env{'form.store'}) {
1.70      banghart 2139:     }
                   2140: 
1.82      albertel 2141:     if ($env{'form.uploaddoc.filename'}) {
1.120     raeburn  2142:         if ($can_upload) {
1.137     albertel 2143: 	    &upload($r,$url,$group);
1.120     raeburn  2144:         } else {
1.138     albertel 2145:             &missing_priv($r,$url,'upload');
1.120     raeburn  2146:         }
1.82      albertel 2147:     } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
1.120     raeburn  2148:         if ($can_delete) {
1.164     raeburn  2149: 	    &delete_confirmed($r,$url,$group);
1.120     raeburn  2150:         } else {
1.138     albertel 2151:             &missing_priv($r,$url,'delete');
1.120     raeburn  2152:         }
1.82      albertel 2153:     } elsif ($env{'form.action'} eq 'delete') {
1.120     raeburn  2154:         if ($can_delete) {
1.138     albertel 2155: 	    &delete($r,$url);
1.120     raeburn  2156:         } else {
1.138     albertel 2157:             &missing_priv($r,$url,'delete');
1.120     raeburn  2158:         }
1.82      albertel 2159:     } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
1.120     raeburn  2160:         if ($can_delete) {
1.138     albertel 2161: 	    &delete_dir_confirmed($r,$url);
1.120     raeburn  2162:         } else {
1.138     albertel 2163:             &missing_priv($r,$url,'delete');
1.120     raeburn  2164:         }
                   2165:     } elsif ($env{'form.action'} eq 'deletedir') {
                   2166:         if ($can_delete) {
1.137     albertel 2167: 	    &delete_dir($r,$url);
1.120     raeburn  2168:         } else {
1.138     albertel 2169:             &missing_priv($r,$url,'delete');
1.120     raeburn  2170:         }
1.82      albertel 2171:     } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
1.120     raeburn  2172:         if ($can_modify) {
1.164     raeburn  2173: 	    &rename_confirmed($r,$url,$group);
1.120     raeburn  2174:         } else {
1.138     albertel 2175:             &missing_priv($r,$url,'rename');
1.120     raeburn  2176:         }
1.82      albertel 2177:     } elsif ($env{'form.rename'}) {
                   2178:         $env{'form.selectfile'} = $env{'form.rename'};
                   2179:         $env{'form.action'} = 'rename';
1.120     raeburn  2180:         if ($can_modify) {
1.138     albertel 2181: 	    &rename($r,$url);
1.120     raeburn  2182:         } else {
1.138     albertel 2183:             &missing_priv($r,$url,'rename');
1.120     raeburn  2184:         }
1.104     raeburn  2185:     } elsif ($env{'form.access'}) {
                   2186:         $env{'form.selectfile'} = $env{'form.access'};
1.170     raeburn  2187:         if (!defined($env{'form.action'})) { 
                   2188:             $env{'form.action'} = 'chgaccess';
                   2189:         }
                   2190:         &display_access($r,$url,$group,$can_setacl,$port_path,$env{'form.action'});
                   2191:     } elsif (($env{'form.action'} eq 'chgaccess') || 
                   2192:              ($env{'form.action'} eq 'chgconditions')) {
1.120     raeburn  2193:         if ($can_setacl) {
1.137     albertel 2194:             &update_access($r,$url,$group,$port_path);
1.120     raeburn  2195:         } else {
1.138     albertel 2196:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2197:         }
1.108     raeburn  2198:     } elsif ($env{'form.action'} eq 'rolepicker') {
1.120     raeburn  2199:         if ($can_setacl) { 
                   2200:             &role_options_window($r);
                   2201:         } else {
1.138     albertel 2202:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2203:         }
1.82      albertel 2204:     } elsif ($env{'form.createdir'}) {
1.120     raeburn  2205:         if ($can_upload) {
1.138     albertel 2206: 	    &createdir($r,$url);
1.120     raeburn  2207:         } else {
1.138     albertel 2208:             &missing_priv($r,$url,'upload');
1.120     raeburn  2209:         }
1.82      albertel 2210:     } elsif ($env{'form.lockinfo'}) {
1.137     albertel 2211:         &lock_info($r,$url,$group);
1.24      albertel 2212:     } else {
                   2213: 	my $current_path='/';
1.82      albertel 2214: 	if ($env{'form.currentpath'}) {
                   2215: 	    $current_path = $env{'form.currentpath'};
1.24      albertel 2216: 	}
1.132     raeburn  2217:         if ($caller eq 'coursegrp_portfolio') {
                   2218:             &Apache::lonhtmlcommon::clear_breadcrumbs();
1.137     albertel 2219:             $r->print(&coursegrp_portfolio_header($udom,$uname,$grp_desc));
1.132     raeburn  2220:         }
1.138     albertel 2221:         my @dir_list=&get_dir_list($portfolio_root);
1.46      albertel 2222: 	if ($dir_list[0] eq 'no_such_dir'){
                   2223: 	    # two main reasons for this:
                   2224:             #    1) never been here, so directory structure not created
                   2225: 	    #    2) back-button navigation after deleting a directory
                   2226: 	    if ($current_path eq '/'){
1.100     albertel 2227: 	        &Apache::lonnet::mkdiruserfile($uname,$udom,
1.138     albertel 2228: 					       &get_port_path());
1.46      albertel 2229: 	    } else {
                   2230:                 # some directory that snuck in get rid of the directory
                   2231:                 # from the recent pulldown, just in case
                   2232: 		&Apache::lonhtmlcommon::remove_recent('portfolio',
                   2233: 						      [$current_path]);
                   2234: 		$current_path = '/'; # force it back to the root        
                   2235: 	    }
                   2236: 	    # now grab the directory list again, for the first time
                   2237: 	    @dir_list=&Apache::lonnet::dirlist($current_path,
1.94      raeburn  2238: 					    $udom,$uname,$portfolio_root);
1.43      banghart 2239:         }
1.46      albertel 2240: 	# need to know if directory is empty so it can be removed if desired
                   2241: 	my $is_empty=(@dir_list == 2);
1.137     albertel 2242: 	&display_common($r,$url,$current_path,$is_empty,\@dir_list,
                   2243: 			$can_upload);
1.138     albertel 2244:         &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group,
1.137     albertel 2245:                            $can_upload,$can_modify,$can_delete,$can_setacl);
1.95      albertel 2246: 	$r->print(&Apache::loncommon::end_page());
1.30      banghart 2247:     }
1.90      albertel 2248:     return OK;
1.2       banghart 2249: }
1.120     raeburn  2250: 
1.1       banghart 2251: 1;
                   2252: __END__

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