Annotation of loncom/interface/portfolio.pm, revision 1.195

1.125     albertel    1: # The LearningOnline Network
                      2: # portfolio browser
                      3: #
1.195   ! raeburn     4: # $Id: portfolio.pm,v 1.194 2008/06/09 22:34:55 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' => 
1.193     raeburn    96: 					 'Create subdirectory in current directory:',
                     97:                                          'parse' => 'If HTML file, upload embedded images/multimedia/css/linked files'
                     98:                                             );
1.120     raeburn    99:         my $escuri = &HTML::Entities::encode($r->uri,'&<>"');
1.168     albertel  100: 	my $help_fileupload = &Apache::loncommon::help_open_topic('Portfolio AddFiles');
                    101: 	my $help_createdir = &Apache::loncommon::help_open_topic('Portfolio CreateDirectory');
1.167     rezaferr  102: 		
1.168     albertel  103: 	# FIXME: This line should be deleted once Portfolio uses breadcrumbs
1.187     bisitz    104: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio About', &mt('Help on the portfolio')));
1.168     albertel  105: 
1.195   ! raeburn   106:         my $parse_check;
        !           107:         if (!&suppress_embed_prompt()) {
        !           108:             $parse_check = <<"END";
        !           109:         <br />
        !           110:         <span class="LC_nobreak">
        !           111:          <label>$text{'parse'}
        !           112:          <input type="checkbox" name="parserflag" checked="checked" />
        !           113:          </label>
        !           114:         </span>
        !           115: END
        !           116:         }
1.120     raeburn   117:         $r->print(<<"TABLE"); 
1.114     albertel  118: <table id="LC_portfolio_actions">
                    119:   <tr id="LC_portfolio_upload">
                    120:     <td class="LC_label">
1.113     albertel  121:       $text{'upload_label'}
                    122:     </td>
1.120     raeburn   123:     <td class="LC_value">
1.113     albertel  124:       <form method="post" enctype="multipart/form-data" action="$escuri">
1.120     raeburn   125:         $groupitem 
1.88      albertel  126:         <input name="uploaddoc" type="file" />
                    127: 	<input type="hidden" name="currentpath" value="$current_path" />
                    128: 	<input type="hidden" name="action" value="$env{"form.action"}" />
                    129: 	<input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
                    130: 	<input type="hidden" name="mode" value="$env{"form.mode"}" />
1.195   ! raeburn   131: 	<input type="submit" name="storeupl" value="$text{'upload'}" />
        !           132: $help_fileupload
        !           133: $parse_check
1.113     albertel  134:       </form>
                    135:     </td>
                    136:   </tr>
1.114     albertel  137:   <tr id="LC_portfolio_createdir">
                    138:     <td class="LC_label">
1.113     albertel  139:       $text{'createdir_label'}
                    140:     </td>
1.114     albertel  141:     <td class="LC_value">
1.113     albertel  142:       <form method="post" action="$escuri">
1.94      raeburn   143:         <input name="newdir" type="input" />$groupitem
1.88      albertel  144:         <input type="hidden" name="currentpath" value="$current_path" />
                    145:         <input type="hidden" name="action" value="$env{"form.action"}" />
                    146:         <input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
                    147:         <input type="hidden" name="mode" value="$env{"form.mode"}" />
1.167     rezaferr  148:         <input type="submit" name="createdir" value="$text{'createdir'}" />$help_createdir
1.113     albertel  149:       </form>
                    150:     </td>
                    151:   </tr>
1.88      albertel  152: </table>
                    153: TABLE
1.120     raeburn   154:     }
1.24      albertel  155:     my @tree = split (/\//,$current_path);
1.150     banghart  156:     my %anchor_fields = (
1.149     banghart  157:         'selectfile'    => $port_path,
                    158:         'currentpath'   => '/',
                    159:         'mode'          => $env{"form.mode"},
                    160:         'fieldname'     => $env{"form.fieldname"},
                    161:         'continue'      => $env{"form.continue"}
                    162:     );
                    163:     $r->print('<span class="LC_current_location">'.&make_anchor($url,\%anchor_fields,$port_path).'/');
1.19      banghart  164:     if (@tree > 1){
1.176     albertel  165:         my $newCurrentPath = '/';
1.19      banghart  166:         for (my $i = 1; $i< @tree; $i++){
                    167:             $newCurrentPath .= $tree[$i].'/';
1.150     banghart  168:             my %anchor_fields = (
1.149     banghart  169:                 'selectfile' => $tree[$i],
1.176     albertel  170:                 'currentpath' => $newCurrentPath,
1.149     banghart  171:                 'mode' => $env{"form.mode"},
                    172:                 'fieldname' => $env{"form.fieldname"},
                    173:                 'continue' => $env{"form.continue"}
                    174:             );
                    175:             $r->print(&make_anchor($url,\%anchor_fields,$tree[$i]).'/');
1.19      banghart  176:         }
                    177:     }
1.117     albertel  178:     $r->print('</span>');
1.168     albertel  179:     $r->print(&Apache::loncommon::help_open_topic('Portfolio ChangeDirectory'));
1.94      raeburn   180:     &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path);
1.137     albertel  181:     $r->print('<br /><form method="post" action="'.$url.'?mode='.$env{"form.mode"}.'&amp;fieldname='.$env{"form.fieldname"}.&group_args());
1.94      raeburn   182:     $r->print('">'.
                    183: 	      &Apache::lonhtmlcommon::select_recent($namespace,'currentpath',
1.22      albertel  184: 						    'this.form.submit();'));
1.21      banghart  185:     $r->print("</form>");
1.48      banghart  186: }
1.137     albertel  187: 
1.134     banghart  188: sub display_directory_line {
1.156     albertel  189:     my ($r,$select_mode, $filename, $mtime, $size, $css_class,
1.137     albertel  190: 	$line, $access_controls, $curr_access, $now, $version_flag,
1.140     banghart  191: 	$href_location, $url, $current_path, $access_admin_text, $versions)=@_;
1.156     albertel  192: 
                    193:     my $fullpath =  &prepend_group($current_path.$filename);
1.137     albertel  194:     $r->print('<tr class="'.$css_class.'">');
1.153     banghart  195:     $r->print($line); # contains first two cells of table
1.155     banghart  196:     my $lock_info;
1.156     albertel  197:     if ($version_flag) { # versioned can't be versioned, so TRUE when root file
1.153     banghart  198:         $r->print('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" /></td>');
1.156     albertel  199:         $r->print('<td>'.$version_flag.'</td>');
1.153     banghart  200:     } else { # this is a graded or handed back file
1.191     raeburn   201:         my ($user,$domain) = &get_name_dom($env{'form.group'});
1.154     banghart  202:         my $permissions_hash = &Apache::lonnet::get_portfile_permissions($domain,$user);
1.156     albertel  203:         if (defined($$permissions_hash{$fullpath})) {
                    204:             foreach my $array_item (@{$$permissions_hash{$fullpath}}) {
1.155     banghart  205:                 if (ref($array_item) eq 'ARRAY') {
1.156     albertel  206:                     if ($$array_item[-1] eq 'handback') {
1.155     banghart  207:                         $lock_info = 'Handback';
1.156     albertel  208:                     } elsif ($$array_item[-1] eq 'graded') {
1.155     banghart  209:                         $lock_info = 'Graded';
1.154     banghart  210:                     }
1.155     banghart  211:                  }
1.154     banghart  212:             }
                    213:         }
1.156     albertel  214: 	if ($lock_info) {
                    215: 	    my %anchor_fields = ('lockinfo' => $fullpath);
1.161     banghart  216: 	    if ($versions) { # hold the folder open
                    217: 	        my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($fullpath);
                    218: 	        $fname =~ s|^/||;
                    219: 	        $anchor_fields{'showversions'} = $fname.'.'.$extension;
                    220: 	    }
1.156     albertel  221: 	    $lock_info = &make_anchor(undef,\%anchor_fields,$lock_info);
                    222: 	}
                    223: 	$r->print('<td colspan="2">'.$lock_info.'</td>');
1.153     banghart  224:     }
                    225:     # $r->print('<td>'.$$version_flag{$filename}.'</td><td>');
                    226:     $r->print('<td>'.&make_anchor($href_location.$filename,undef,$filename).'</td>'); 
1.137     albertel  227:     $r->print('<td>'.$size.'</td>');
                    228:     $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
                    229:     if ($select_mode ne 'true') {
                    230: 	$r->print('<td><span style="white-space: nowrap">'.
                    231: 		  &mt($curr_access).'&nbsp;&nbsp;&nbsp;');
1.152     albertel  232:         my %anchor_fields = (
1.150     banghart  233:             'access' => $filename,
                    234:             'currentpath' => $current_path
                    235:         );
                    236: 	$r->print(&make_anchor($url, \%anchor_fields, $access_admin_text).'</span></td>');
1.137     albertel  237:     }
                    238:     $r->print('</tr>'.$/);
1.134     banghart  239: }
1.137     albertel  240: 
1.48      banghart  241: sub display_directory {
1.138     albertel  242:     my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload,
1.137     albertel  243:         $can_modify,$can_delete,$can_setacl)=@_;
1.48      banghart  244:     my $iconpath= $r->dir_config('lonIconsURL') . "/";
                    245:     my $display_out;
1.77      banghart  246:     my $select_mode;
                    247:     my $checked_files;
1.138     albertel  248:     my $port_path = &get_port_path();
1.191     raeburn   249:     my ($uname,$udom) = &get_name_dom($group);
1.120     raeburn   250:     my $access_admin_text = &mt('View Status');
                    251:     if ($can_setacl) {
                    252:         $access_admin_text = &mt('View/Change Status');
                    253:     }
                    254: 
1.102     raeburn   255:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    256:                                                                         $uname);
                    257:     my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash(
                    258:                                                   $current_permissions,$group);
                    259:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group);
                    260:     my $now = time;
1.170     raeburn   261:     if ($env{"form.mode"} eq 'selectfile') {
1.77      banghart  262: 	&select_files($r);
1.94      raeburn   263: 	$checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'});
1.77      banghart  264: 	$select_mode = 'true';
                    265:     } 
1.120     raeburn   266:     if ($is_empty && ($current_path ne '/') && $can_delete) {
1.137     albertel  267:         $display_out = '<form method="post" action="'.$url.'">'.
                    268: 	    &group_form_data().
1.30      banghart  269:         '<input type="hidden" name="action" value="deletedir" />'.
                    270:         '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
                    271:         '<input type="hidden" name="selectfile" value="" />'.
                    272:         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
                    273:         '</form>';
                    274:         
1.48      banghart  275:         $r->print($display_out);
1.31      albertel  276: 	return;
                    277:     }
1.77      banghart  278:     if ($select_mode eq 'true') {
1.113     albertel  279:         $r->print('<form method="post" name="checkselect" action="'.$url.'">');
1.119     albertel  280:         $r->print('<table id="LC_browser">'.
1.146     banghart  281:             '<tr><th>Select</th><th>&nbsp;</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
1.77      banghart  282:     } else {
1.113     albertel  283:         $r->print('<form method="post" action="'.$url.'">');
1.168     albertel  284: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio FileList',
1.187     bisitz    285: 						      &mt('Using the portfolio file list')));
1.119     albertel  286:         $r->print('<table id="LC_browser">'.
1.187     bisitz    287:                   '<tr>'
                    288:                  .'<th colspan="2">'.&mt('Actions'). &Apache::loncommon::help_open_topic('Portfolio FileAction').'</th>'
                    289:                  .'<th>&nbsp;</th><th>&nbsp;</th>'
                    290:                  .'<th>'.&mt('Name').&Apache::loncommon::help_open_topic('Portfolio OpenFile').'</th>'
                    291:                  .'<th>'.&mt('Size').'</th>'
                    292:                  .'<th>'.&mt('Last Modified').'</th>'
                    293:                  .'<th>'.&mt('Current Access Status').&Apache::loncommon::help_open_topic('Portfolio ShareFile').'</th>'
                    294:                  .'</tr>');
1.94      raeburn   295:     }
1.137     albertel  296:     $r->print("\n".&group_form_data()."\n");
                    297: 
1.94      raeburn   298:     my $href_location="/uploaded/$udom/$uname/$port_path".$current_path;
                    299:     my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path;
1.105     banghart  300:     my @dir_lines;
                    301:     my %versioned;
1.140     banghart  302:     foreach my $dir_line (sort 
1.26      albertel  303: 		      { 
                    304: 			  my ($afile)=split('&',$a,2);
                    305: 			  my ($bfile)=split('&',$b,2);
                    306: 			  return (lc($afile) cmp lc($bfile));
                    307: 		      } (@$dir_list)) {
1.140     banghart  308:     	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16); 
1.77      banghart  309:     	$filename =~ s/\s+$//;
1.105     banghart  310:     	my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
                    311:     	if ($version) {
1.156     albertel  312: 	    my $fullpath = &prepend_group($current_path.$fname.'.'.$extension);
                    313:     	    push(@{ $versioned{$fullpath} },
                    314: 		 [$filename,$dom,$testdir,$size,$mtime,$obs,]);
1.131     banghart  315:     	} else {
                    316:     	    push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
1.105     banghart  317:     	}
                    318:     }
1.140     banghart  319:     foreach my $dir_line (@dir_lines) {
                    320:         my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$dir_line;
1.105     banghart  321:         my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
1.93      albertel  322:     	if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
1.156     albertel  323:     	    my $version_flag;
1.131     banghart  324:     	    my $show_versions;
1.156     albertel  325: 	    my $fullpath =  &prepend_group($current_path.$filename);
1.162     banghart  326:     	    if ($env{'form.showversions'} =~ /$filename/) {
1.131     banghart  327:     	        $show_versions = 'true';
                    328:     	    }
1.156     albertel  329:     	    if (exists($versioned{$fullpath})) {
1.152     albertel  330:     	        my %anchor_fields = (
1.156     albertel  331:     	            'selectfile' => $fullpath,
1.150     banghart  332:     	            'continue' => 'false',
                    333:     	            'currentpath' => $current_path,
                    334:     	        );
1.134     banghart  335:     	        if ($show_versions) {
1.162     banghart  336:     	            # Must preserve other possible showversion files
                    337:     	            my $version_remainder = $env{'form.showversions'};
                    338:     	            $version_remainder =~ s/$filename//g;    	            
                    339:     	            $anchor_fields{'showversions'} = $version_remainder;
1.156     albertel  340:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  341:                         '<img class="LC_icon" alt="'.&mt('opened folder').'" src="'.$iconpath.'folder_pointer_opened.gif" />');
1.134     banghart  342:     	        } else {
1.162     banghart  343:     	            # allow multiple files to show versioned
                    344:     	            $anchor_fields{'showversions'} = $env{'form.showversions'}.','.$filename;
1.156     albertel  345:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  346:                         '<img class="LC_icon" alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" />');
1.134     banghart  347:                 }
1.129     banghart  348:     	    } else {
1.156     albertel  349:     	        $version_flag = '&nbsp;';
1.129     banghart  350:     	    }
1.23      albertel  351:             if ($dirptr&$testdir) {
1.116     albertel  352: 		my $colspan='colspan="2"';
1.77      banghart  353:                 if ($select_mode eq 'true'){
1.116     albertel  354: 		    undef($colspan);
1.64      banghart  355:                 }
1.116     albertel  356: 		$r->print('<tr class="LC_browser_folder"><td '.$colspan.'><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_closed.gif" /></td>');
1.188     bisitz    357:                 $r->print('<td>'.&mt('Go to ...').'</td>');
1.152     albertel  358:                 my %anchor_fields = (
1.149     banghart  359:                     'selectfile'    => $filename.'/',
                    360:                     'currentpath'   => $current_path.$filename.'/',
                    361:                     'mode'          => $env{"form.mode"},
                    362:                     'fieldname'     => $env{"form.fieldname"},
                    363:                     'continue'      => $env{"form.continue"}
                    364:                 );  
1.156     albertel  365:                 $r->print('<td>'.$version_flag.'</td><td>'.&make_anchor($url,\%anchor_fields,$filename.'/').'</td>'); 
1.47      banghart  366:                 $r->print('</tr>'); 
                    367:             } else {
1.116     albertel  368: 		my $css_class = 'LC_browser_file';
                    369: 		my $line;
1.124     albertel  370:                 if ($select_mode eq 'true') {
1.116     albertel  371:                     $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"';
                    372: 		    if ($$checked_files{$filename} eq 'selected') {
                    373:                         $line.=" checked ";
1.77      banghart  374:                     }
1.116     albertel  375: 		    $line.=' /></td>';
1.77      banghart  376:                 } else {
1.103     raeburn   377:                     if (exists $locked_files{$fullpath}) {
1.152     albertel  378:                         my %anchor_fields = (
1.156     albertel  379:                             'lockinfo' => $fullpath
1.150     banghart  380:                         );
1.188     bisitz    381:                         $line.='<td colspan="2">'.&make_anchor($url,\%anchor_fields,&mt('Locked')).'</td>';
1.116     albertel  382: 			$css_class= 'LC_browser_file_locked';
1.77      banghart  383:                     } else {
1.120     raeburn   384:                         if (!$can_modify) {
                    385:                             $line .= '<td colspan="2">';
                    386:                         } else {
                    387:                             $line .= '<td>';
                    388:                         }
                    389:                         if ($can_delete) {
                    390:                             $line .= '<input type="checkbox" name="selectfile" value="'.$filename.'" />';
                    391:                         }
                    392:                         if ($can_modify) {
1.146     banghart  393:                             my $cat='<img class="LC_icon" alt="'.&mt('Catalog Information').
1.120     raeburn   394:                             '" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
1.152     albertel  395:                             my %anchor_fields = (
1.150     banghart  396:                                 'rename' => $filename,
                    397:                                 currentpath => $current_path
                    398:                             );
1.188     bisitz    399:                             $line .= &make_anchor($url,\%anchor_fields,&mt('Rename'));
1.159     banghart  400:                             $line .= '</td><td>'.&make_anchor($href_edit_location.$filename.'.meta',\%anchor_fields,$cat);
1.150     banghart  401:                             # '<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
1.120     raeburn   402:                         }
                    403:                         $line .= '</td>';
1.77      banghart  404:                     }
1.61      banghart  405:                 }
1.124     albertel  406: 		my $curr_access;
                    407: 		if ($select_mode ne 'true') {
                    408: 		    my $pub_access = 0;
                    409: 		    my $guest_access = 0;
                    410: 		    my $cond_access = 0;
                    411: 		    foreach my $key (sort(keys(%{$access_controls{$fullpath}}))) {
                    412: 			my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    413: 			if (($now > $start) && (!$end || $end > $now)) {
                    414: 			    if ($scope eq 'public')  {
                    415: 				$pub_access = 1;
                    416: 			    } elsif ($scope eq 'guest') {
                    417: 				$guest_access = 1;
                    418: 			    } else {
                    419: 				$cond_access = 1;
                    420: 			    }
                    421: 			}
                    422: 		    }
                    423: 		    if (!$pub_access && !$guest_access && !$cond_access) {
                    424: 			$curr_access = &mt('Private');
                    425: 		    } else {
                    426: 			my @allaccesses; 
                    427: 			if ($pub_access) {
                    428: 			    push(@allaccesses,&mt('Public'));
                    429: 			}
                    430: 			if ($guest_access) {
                    431: 			    push(@allaccesses,&mt('Passphrase-protected'));
                    432: 			}
                    433: 			if ($cond_access) {
                    434: 			    push(@allaccesses,&mt('Conditional'));
                    435: 			}
                    436: 			$curr_access = join('+ ',@allaccesses);
                    437: 		    }
                    438: 		}
1.156     albertel  439:                 &display_directory_line($r,$select_mode, $filename, $mtime, $size, $css_class, $line, 
                    440:                                         \%access_controls, $curr_access,$now, $version_flag, $href_location, 
1.140     banghart  441:                                         $url, $current_path, $access_admin_text);
1.134     banghart  442: 		if ($show_versions) {
1.156     albertel  443: 		    foreach my $dir_line (@{ $versioned{$fullpath} }) {
                    444: 		        my ($v_filename,$dom,$testdir,$size,$mtime,$obs) =
                    445: 			    @$dir_line;
1.143     banghart  446:                         $line = '<td colspan="2">&nbsp;</td>';
1.156     albertel  447: 			&display_directory_line($r,$select_mode, $v_filename, $mtime, $size, 
                    448: 						$css_class, $line, \%access_controls, $curr_access, $now,
                    449: 						undef, $href_location, $url, $current_path, $access_admin_text, 1);
1.140     banghart  450: 		    }
1.134     banghart  451: 		}
1.47      banghart  452:             }
                    453:         }
                    454:     }
1.77      banghart  455:     if ($select_mode eq 'true') {
                    456:         $r->print('</table>
1.127     albertel  457:             <input type="hidden" name="continue" value="true" />
                    458:             <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'" />
                    459:             <input type="hidden" name="mode" value="selectfile" />
1.60      banghart  460:             <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
1.48      banghart  461:             <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
                    462:             <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.77      banghart  463:         </form>');        
                    464:     } else {
1.120     raeburn   465:         $r->print('</table>');
                    466:         if ($can_delete) {
                    467:             $r->print('
1.187     bisitz    468:         <input type="submit" name="doit" value="'.&mt('Delete Checked Files').'" />'.
1.168     albertel  469: 	&Apache::loncommon::help_open_topic('Portfolio DeleteFile').'
1.77      banghart  470:         <input type="hidden" name="action" value="delete" />
                    471:         <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.120     raeburn   472:         </form>'
                    473:             );
                    474:         }
1.77      banghart  475:     }
1.47      banghart  476: }
1.72      banghart  477: 
1.24      albertel  478: sub open_form {
1.94      raeburn   479:     my ($r,$url)=@_;
1.65      banghart  480:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.102     raeburn   481:     $r->print('<form name="portform" method="post" action="'.$url.'">');
1.24      albertel  482:     $r->print('<input type="hidden" name="action" value="'.
1.82      albertel  483: 	      $env{'form.action'}.'" />');
1.24      albertel  484:     $r->print('<input type="hidden" name="confirmed" value="1" />');
1.65      banghart  485:     foreach (@files) {
                    486:         $r->print('<input type="hidden" name="selectfile" value="'.
                    487: 	      $_.'" />');
                    488:     }
1.24      albertel  489:     $r->print('<input type="hidden" name="currentpath" value="'.
1.82      albertel  490: 	      $env{'form.currentpath'}.'" />');
1.24      albertel  491: }
                    492: 
                    493: sub close_form {
1.137     albertel  494:     my ($r,$url,$button_text)=@_;
1.108     raeburn   495:     if (!defined($button_text)) {
                    496:         $button_text = {
                    497:                          'continue' => &mt('Continue'),
                    498:                          'cancel'   => &mt('Cancel'),
                    499:                        };
                    500:     }
1.138     albertel  501:     $r->print('<p><input type="submit" value="'.$button_text->{'continue'}.'" />');
1.137     albertel  502:     $r->print(&group_form_data().'</p></form>');
1.112     albertel  503:     $r->print('<form action="'.$url.'" method="post">
1.24      albertel  504:                <p>
                    505:               <input type="hidden" name="currentpath" value="'.
1.137     albertel  506: 	      $env{'form.currentpath'}.'" />'.
                    507: 	      &group_form_data());
1.108     raeburn   508:     $r->print("\n".'   <input type="submit" value="'.$button_text->{'cancel'}.'" />
1.94      raeburn   509:                </p></form>'); 
1.24      albertel  510: }
                    511: 
                    512: sub display_file {
1.27      albertel  513:     my ($path,$filename)=@_;
1.65      banghart  514:     my $display_file_text;
1.116     albertel  515:     my $file_start='<span class="LC_filename">';
                    516:     my $file_end='</span>';
1.82      albertel  517:     if (!defined($path)) { $path=$env{'form.currentpath'}; }
1.65      banghart  518:     if (!defined($filename)) { 
1.82      albertel  519:         $filename=$env{'form.selectfile'};
1.116     albertel  520:         $display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  521:     } elsif (ref($filename) eq "ARRAY") {
1.116     albertel  522:         foreach my $file (@$filename) {
                    523:             $display_file_text .= $file_start.$path.$file.$file_end.'<br />';
1.65      banghart  524:         }
                    525:     } elsif (ref($filename) eq "SCALAR") {
1.116     albertel  526:         $display_file_text = $file_start.$path.$$filename.$file_end;
                    527:     } else {
                    528: 	$display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  529:     }
                    530:     return $display_file_text;
1.24      albertel  531: }
                    532: 
                    533: sub done {
1.137     albertel  534:     my ($message,$url)=@_;
1.76      banghart  535:     unless (defined $message) {
                    536:         $message='Done';
                    537:     }
1.153     banghart  538:     my %anchor_fields = (
1.161     banghart  539:         'showversions' => $env{'form.showversions'},
1.153     banghart  540:         'currentpath' => $env{'form.currentpath'},
                    541:         'fieldname' => $env{'form.fieldname'},
                    542:         'mode'      => $env{'form.mode'}
                    543:     );
                    544:     my $result = '<h3>'.&make_anchor($url,\%anchor_fields,&mt($message)).'</h3>';
1.94      raeburn   545:     return $result;
1.24      albertel  546: }
                    547: 
                    548: sub delete {
1.191     raeburn   549:     my ($r,$url,$group)=@_;
1.55      banghart  550:     my @check;
1.82      albertel  551:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.138     albertel  552:     $file_name = &prepend_group($file_name);
1.65      banghart  553:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.191     raeburn   554:     my ($uname,$udom) = &get_name_dom($group);
1.94      raeburn   555:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.190     raeburn   556:         $r->print(&mt('The file is locked and cannot be deleted.').'<br />');
1.137     albertel  557:         $r->print(&done('Back',$url));
1.55      banghart  558:     } else {
1.66      banghart  559:         if (scalar(@files)) {
1.94      raeburn   560:             &open_form($r,$url);
1.188     bisitz    561:             $r->print('<p>'.&mt('Delete [_1]?',&display_file(undef,\@files)).'</p>');
1.137     albertel  562:             &close_form($r,$url);
1.66      banghart  563:         } else {
                    564:             $r->print("No file was checked to delete.<br />");
1.137     albertel  565:             $r->print(&done(undef,$url));
1.66      banghart  566:         }
1.55      banghart  567:     }
1.24      albertel  568: } 
                    569: 
                    570: sub delete_confirmed {
1.164     raeburn   571:     my ($r,$url,$group)=@_;
1.65      banghart  572:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
                    573:     my $result;
1.191     raeburn   574:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  575:     my $port_path = &get_port_path();
1.164     raeburn   576:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    577:                                                                         $uname);
1.65      banghart  578:     foreach my $delete_file (@files) {
1.94      raeburn   579:         $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.82      albertel  580: 					       $env{'form.currentpath'}.
1.65      banghart  581: 					       $delete_file);
                    582:         if ($result ne 'ok') {
1.187     bisitz    583: 	    $r->print('<span class="LC_error">'
                    584:                       .&mt('An error occurred ([_1]) while trying to delete [_2].'
                    585:                          ,$result,&display_file(undef, $delete_file))
                    586:                       .'</span><br /><br />');
1.164     raeburn   587:         } else {
                    588:             $r->print(&mt('File: [_1] deleted.',
                    589:                           &display_file(undef,$delete_file)));
                    590:             my $file_name = $env{'form.currentpath'}.$delete_file;
                    591:             $file_name = &prepend_group($file_name);
                    592:             my %access_controls = 
                    593:                     &Apache::lonnet::get_access_controls($current_permissions,
                    594:                                                          $group,$file_name);
                    595:             if (keys(%access_controls) > 0) {
                    596:                 my %changes; 
1.166     raeburn   597:                 foreach my $key (keys(%{$access_controls{$file_name}})) {
1.164     raeburn   598:                     $changes{'delete'}{$key} = 1;
                    599:                 }
                    600:                 if (keys(%changes) > 0) {
                    601:                     my ($outcome,$deloutcome,$new_values,$translation) =
                    602:                     &Apache::lonnet::modify_access_controls($file_name,\%changes,
                    603:                                                             $udom,$uname);
                    604:                     if ($outcome ne 'ok') {
1.182     albertel  605:                            $r->print('<br />'.&mt("An error occurred ([_1]) while ".
1.165     albertel  606:                                "trying to delete access controls for the file.",$outcome).
1.166     raeburn   607:                                '</span><br /><br />');
1.164     raeburn   608:                     } else {
                    609:                         if ($deloutcome eq 'ok') {
1.166     raeburn   610:                             $r->print('<br />'.&mt('Access controls also deleted for the file.').'<br /><br />');
1.164     raeburn   611:                         } else {
1.165     albertel  612:                             $r->print('<span class="LC_error">'.'<br />'.
1.182     albertel  613:                                &mt("An error occurred ([_1]) while ".
1.165     albertel  614:                                    "trying to delete access controls for the file.",$deloutcome).
1.166     raeburn   615:                                    '</span><br /><br />');
1.164     raeburn   616:                         }
                    617:                     }
                    618:                 }
                    619:             }
1.65      banghart  620:         }
1.24      albertel  621:     }
1.137     albertel  622:     $r->print(&done(undef,$url));
1.24      albertel  623: }
                    624: 
1.30      banghart  625: sub delete_dir {
1.137     albertel  626:     my ($r,$url)=@_;
1.94      raeburn   627:     &open_form($r,$url);
1.188     bisitz    628:      $r->print('<p>'.&mt('Delete [_1]?',&display_file()).'</p>');
1.137     albertel  629:     &close_form($r,$url);
1.30      banghart  630: } 
                    631: 
                    632: sub delete_dir_confirmed {
1.191     raeburn   633:     my ($r,$url,$group)=@_;
1.82      albertel  634:     my $directory_name = $env{'form.currentpath'};
1.81      albertel  635:     $directory_name =~ s|/$||; # remove any trailing slash
1.191     raeburn   636:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  637:     my $namespace = &get_namespace();
                    638:     my $port_path = &get_port_path();
1.94      raeburn   639:     my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.30      banghart  640: 					       $directory_name);
1.32      banghart  641: 					       
1.30      banghart  642:     if ($result ne 'ok') {
1.188     bisitz    643: 	$r->print('<span class="LC_error">'
                    644:                   .&mt('An error occurred (dir) ([_1]) while trying to delete [_2].'
                    645:                        ,$result,$directory_name)
                    646:                   .'</span><br />');
1.32      banghart  647:     } else {
1.41      banghart  648:         # now remove from recent
1.94      raeburn   649:         &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']);
1.32      banghart  650:         my @dirs = split m!/!, $directory_name;
                    651:         $directory_name='/';
                    652:         for (my $i=1; $i < (@dirs - 1); $i ++){
                    653:             $directory_name .= $dirs[$i].'/';
                    654:         }
1.82      albertel  655:         $env{'form.currentpath'} = $directory_name;
1.30      banghart  656:     }
1.137     albertel  657:     $r->print(&done(undef,$url));
1.30      banghart  658: }
                    659: 
1.24      albertel  660: sub rename {
1.191     raeburn   661:     my ($r,$url,$group)=@_;
1.82      albertel  662:     my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
1.191     raeburn   663:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  664:     $file_name = &prepend_group($file_name);
1.94      raeburn   665:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.169     albertel  666:         $r->print("The file is locked and cannot be renamed.<br />");
1.137     albertel  667:         $r->print(&done(undef,$url));
1.55      banghart  668:     } else {
1.94      raeburn   669:         &open_form($r,$url);
1.188     bisitz    670:         $r->print('<p>'.&mt('Rename [_1] to [_2]?', &display_file()
                    671:                   , '<input name="filenewname" type="input" size="50" />').'</p>');
1.137     albertel  672:         &close_form($r,$url);
1.55      banghart  673:     }
1.24      albertel  674: }
                    675: 
                    676: sub rename_confirmed {
1.164     raeburn   677:     my ($r,$url,$group)=@_;
1.82      albertel  678:     my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'});
1.191     raeburn   679:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  680:     my $port_path = &get_port_path();
1.27      albertel  681:     if ($filenewname eq '') {
1.116     albertel  682: 	$r->print('<span class="LC_error">'.
1.27      albertel  683: 		  &mt("Error: no valid filename was provided to rename to.").
1.116     albertel  684: 		  '</span><br />');
1.137     albertel  685: 	$r->print(&done(undef,$url));
1.27      albertel  686: 	return;
                    687:     } 
1.164     raeburn   688:     my $chg_access;
1.27      albertel  689:     my $result=
1.94      raeburn   690: 	&Apache::lonnet::renameuserfile($uname,$udom,
                    691:             $port_path.$env{'form.currentpath'}.$env{'form.selectfile'},
                    692:             $port_path.$env{'form.currentpath'}.$filenewname);
1.164     raeburn   693:     if ($result eq 'ok') {
                    694:         $chg_access = &access_for_renamed($filenewname,$group,$udom,$uname);
                    695:     } else {      
1.116     albertel  696: 	$r->print('<span class="LC_error">'.
1.189     raeburn   697: 		  &mt('An error occurred ([_1]) while trying to rename [_2] to [_3].'
1.188     bisitz    698:                       ,$result,&display_file(),&display_file('',$filenewname))
                    699:                   .'</span><br />');
1.164     raeburn   700:         return;
1.27      albertel  701:     }
1.82      albertel  702:     if ($filenewname ne $env{'form.filenewname'}) {
1.116     albertel  703:         $r->print(&mt("The new file name was changed from:<br />[_1] to [_2]",
                    704: 		      '<strong>'.&display_file('',$env{'form.filenewname'}).'</strong>',
                    705: 		      '<strong>'.&display_file('',$filenewname).'</strong>'));
1.66      banghart  706:     }
1.164     raeburn   707:     $r->print($chg_access);
1.137     albertel  708:     $r->print(&done(undef,$url));
1.27      albertel  709: }
1.102     raeburn   710: 
1.164     raeburn   711: sub access_for_renamed {
                    712:     my ($filenewname,$group,$udom,$uname) = @_;
                    713:     my $oldfile = $env{'form.currentpath'}.$env{'form.selectfile'};
                    714:     $oldfile = &prepend_group($oldfile);
                    715:     my $newfile = $env{'form.currentpath'}.$filenewname;
                    716:     $newfile = &prepend_group($newfile);
                    717:     my $current_permissions =
1.165     albertel  718: 	&Apache::lonnet::get_portfile_permissions($udom,$uname);
1.164     raeburn   719:     my %access_controls =
1.165     albertel  720: 	&Apache::lonnet::get_access_controls($current_permissions,
                    721: 					     $group,$oldfile);
1.164     raeburn   722:     my $chg_text;
                    723:     if (keys(%access_controls) > 0) {
                    724:         my %change_old;
                    725:         my %change_new;
1.165     albertel  726:         foreach my $key (keys(%{$access_controls{$oldfile}})) {
1.164     raeburn   727:             $change_old{'delete'}{$key} = 1;
                    728:             $change_new{'activate'}{$key} = $access_controls{$oldfile}{$key};
                    729:         }
                    730:         my ($outcome,$deloutcome,$new_values,$translation) =
                    731:             &Apache::lonnet::modify_access_controls($oldfile,\%change_old,
1.165     albertel  732: 						    $udom,$uname);
1.164     raeburn   733:         if ($outcome ne 'ok') {
1.182     albertel  734:             $chg_text ='<br /><br />'.&mt("An error occurred ([_1]) while ".
1.165     albertel  735:                 "trying to delete access control records for the old name.",$outcome).
1.164     raeburn   736:                 '</span><br />';
                    737:         } else {
                    738:             if ($deloutcome ne 'ok') {
1.165     albertel  739:                 $chg_text = '<br /><br /><span class="LC_error"><br />'.
1.182     albertel  740: 		    &mt("An error occurred ([_1]) while ".
1.165     albertel  741: 			"trying to delete access control records for the old name.",$deloutcome).
                    742: 			'</span><br />';
1.164     raeburn   743:             }
                    744:         }
                    745:         ($outcome,$deloutcome,$new_values,$translation) =
                    746:             &Apache::lonnet::modify_access_controls($newfile,\%change_new,
                    747:                                                     $udom,$uname);
                    748:         if ($outcome ne 'ok') {
1.165     albertel  749:             $chg_text .= '<br /><br />'.
1.182     albertel  750: 		&mt("An error occurred ([_1]) while ".
1.165     albertel  751:                 "trying to update access control records for the new name.",$outcome).
1.164     raeburn   752:                 '</span><br />';
                    753:         }
                    754:         if ($chg_text eq '') {
                    755:             $chg_text = '<br /><br />'.&mt('Access controls updated to reflect the name change.');
                    756:         }
                    757:     }
                    758:     return $chg_text;
                    759: }
                    760: 
1.104     raeburn   761: sub display_access {
1.170     raeburn   762:     my ($r,$url,$group,$can_setacl,$port_path,$action) = @_;
1.191     raeburn   763:     my ($uname,$udom) = &get_name_dom($group);
1.104     raeburn   764:     my $file_name = $env{'form.currentpath'}.$env{'form.access'};
1.138     albertel  765:     $file_name = &prepend_group($file_name);
1.104     raeburn   766:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    767:                                                                         $uname);
                    768:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group,$file_name);
1.120     raeburn   769:     my $aclcount = keys(%access_controls);
1.170     raeburn   770:     my ($header,$info);
                    771:     if ($action eq 'chgaccess') {
                    772:         $header = '<h3>'.&mt('Allowing others to retrieve file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>';
                    773:         $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.');
                    774:         $info .= '<br /><ul><li>'.&mt('Public files are available to anyone without the need for login.');
                    775:         $info .= '</li><li>'.&mt('Passphrase-protected files do not require log-in, but will require the viewer to enter the passphrase you set.');
                    776:         $info .= '</li><li>'.&explain_conditionals();
1.174     raeburn   777:         $info .= '</li></ul>'.
                    778:                   &mt('A listing of files viewable without log-in is available at: ')."<a href=\"/adm/$udom/$uname/aboutme/portfolio\">http://$ENV{'SERVER_NAME'}/adm/$udom/$uname/aboutme/portfolio</a>.<br />";
1.170     raeburn   779:         if ($group eq '') {
1.174     raeburn   780:             $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on your personal information page:");
                    781:         } else {
                    782:             $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on the course information page:");
                    783:         }
                    784:         $info .= "<br /><a href=\"/adm/$udom/$uname/aboutme\">http://$ENV{'SERVER_NAME'}/adm/$udom/$uname/aboutme</a><br />";
                    785:         if ($group ne '') {
                    786:             $info .= &mt("Users with privileges to edit course contents may add a course information page to a course using the 'Course Info' button in DOCS").'<br />';
1.170     raeburn   787:         }
                    788:     } else {
                    789:         $header = '<h3>'.&mt('Conditional access controls for file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>'.
                    790:                   &explain_conditionals().'<br />';
1.142     raeburn   791:     }
1.120     raeburn   792:     if ($can_setacl) {
                    793:         &open_form($r,$url);
                    794:         $r->print($header.$info);
1.187     bisitz    795: 	$r->print('<br />'.&Apache::loncommon::help_open_topic('Portfolio ShareFile SetAccess', &mt('Help on setting up share access')));
                    796: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile ChangeSetting', &mt('Help on changing settings')));
                    797: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile StopAccess', &mt('Help on removing share access')));
1.170     raeburn   798:         &access_setting_table($r,$url,$file_name,$access_controls{$file_name},
                    799:                               $action);
1.120     raeburn   800:         my $button_text = {
1.108     raeburn   801:                         'continue' => &mt('Proceed'),
1.188     bisitz    802:                         'cancel' => &mt('Return to directory'),
1.108     raeburn   803:                       };
1.137     albertel  804:         &close_form($r,$url,$button_text);
1.120     raeburn   805:     } else {
                    806:         $r->print($header);
                    807:         if ($aclcount) {  
                    808:             $r->print($info);
                    809:         }
1.137     albertel  810:         &view_access_settings($r,$url,$access_controls{$file_name},$aclcount);
1.120     raeburn   811:     }
                    812: }
                    813: 
1.170     raeburn   814: sub explain_conditionals {
                    815:     return
                    816:         &mt('Conditional files are accessible to logged-in users with accounts in the LON-CAPA network, who satisfy the conditions you set.').'<br />'."\n".
                    817:         &mt('The conditions can include affiliation with a particular course, or a user account in a specific domain.').'<br />'."\n".
                    818:         &mt('Alternatively access can be granted to people with specific LON-CAPA usernames and domains.');
                    819: }
                    820: 
1.120     raeburn   821: sub view_access_settings {
1.137     albertel  822:     my ($r,$url,$access_controls,$aclcount) = @_;
1.120     raeburn   823:     my ($showstart,$showend);
                    824:     my %todisplay;
                    825:     foreach my $key (sort(keys(%{$access_controls}))) {
                    826:         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    827:         $todisplay{$scope}{$key} = $$access_controls{$key};
                    828:     }
                    829:     if ($aclcount) {
1.188     bisitz    830:         $r->print('<h4>'.&mt('Current access controls defined for this file:').'</h4>');
1.120     raeburn   831:         $r->print(&Apache::loncommon::start_data_table());
                    832:         $r->print(&Apache::loncommon::start_data_table_header_row());
                    833:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                    834:                   '</th><th>'.&mt('Additional information').'</th>');
                    835:         $r->print(&Apache::loncommon::end_data_table_header_row());
                    836:         my $count = 1;
                    837:         my $chg = 'none';
                    838:         &build_access_summary($r,$count,$chg,%todisplay);
                    839:         $r->print(&Apache::loncommon::end_data_table());
                    840:     } else {
1.189     raeburn   841:         $r->print(&mt('No access control settings currently exist for this file.').'<br />');
1.120     raeburn   842:     }
1.153     banghart  843:     my %anchor_fields = (
                    844:         'currentpath' => $env{'form.currentpath'}
                    845:     );
1.188     bisitz    846:     $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Return to directory')));
1.120     raeburn   847:     return;
1.104     raeburn   848: }
                    849: 
1.120     raeburn   850: sub build_access_summary {
                    851:     my ($r,$count,$chg,%todisplay) = @_; 
                    852:     my ($showstart,$showend);
                    853:     my %scope_desc = (
                    854:                       public => 'Public',
                    855:                       guest => 'Passphrase-protected',
                    856:                       domains => 'Conditional: domain-based',
                    857:                       users => 'Conditional: user-based',
                    858:                       course => 'Conditional: course-based',
                    859:                      );
1.170     raeburn   860:     my @allscopes = ('public','guest','domains','users','course');
1.120     raeburn   861:     foreach my $scope (@allscopes) {
                    862:         if ((!(exists($todisplay{$scope}))) || (ref($todisplay{$scope}) ne 'HASH')) {
                    863:             next;
                    864:         }
                    865:         foreach my $key (sort(keys(%{$todisplay{$scope}}))) {
                    866:             if ($count) {
                    867:                 $r->print(&Apache::loncommon::start_data_table_row());
                    868:             }
                    869:             my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    870:             my $content = $todisplay{$scope}{$key};
                    871:             if ($chg eq 'delete') {
                    872:                 $showstart = &mt('Deleted');
                    873:                 $showend = $showstart;
                    874:             } else {
                    875:                 $showstart = localtime($start);
                    876:                 if ($end == 0) {
                    877:                     $showend = &mt('No end date');
                    878:                 } else {
                    879:                     $showend = localtime($end);
                    880:                 }
                    881:             }
                    882:             $r->print('<td>'.&mt($scope_desc{$scope}));
1.170     raeburn   883:             if ($scope eq 'course') {
1.120     raeburn   884:                 if ($chg ne 'delete') {
                    885:                     my $cid = $content->{'domain'}.'_'.$content->{'number'};
                    886:                     my %course_description = &Apache::lonnet::coursedescription($cid);
                    887:                     $r->print('<br />('.$course_description{'description'}.')');
                    888:                 }
                    889:             }
                    890:             $r->print('</td><td>'.&mt('Start: ').$showstart.
                    891:                   '<br />'.&mt('End: ').$showend.'</td><td>');
                    892:             if ($chg ne 'delete') {
                    893:                 if ($scope eq 'guest') {
                    894:                     $r->print(&mt('Passphrase').': '.$content->{'password'});
1.170     raeburn   895:                 } elsif ($scope eq 'course') {
1.172     raeburn   896:                     $r->print('<table width="100%"><tr>');
1.120     raeburn   897:                     $r->print('<th>'.&mt('Roles').'</th><th>'.
                    898:                           &mt('Access').'</th><th>'.
                    899:                                           &mt('Sections').'</th>');
1.170     raeburn   900:                     $r->print('<th>'.&mt('Groups').'</th>');
1.120     raeburn   901:                     $r->print('</tr>');
                    902:                     foreach my $id (sort(keys(%{$content->{'roles'}}))) {
                    903:                         $r->print('<tr>');
                    904:                         foreach my $item ('role','access','section','group') {
                    905:                             $r->print('<td>');
                    906:                             if ($item eq 'role') {
                    907:                                 my $ucscope = $scope;
                    908:                                 $ucscope =~ s/^(\w)/uc($1)/e;
                    909:                                 my $role_output;
                    910:                                 foreach my $role (@{$content->{'roles'}{$id}{$item}}) {
                    911:                                     if ($role eq 'all') {
                    912:                                         $role_output .= $role.',';
                    913:                                     } elsif ($role =~ /^cr/) {
                    914:                                         $role_output .= (split('/',$role))[3].',';
                    915:                                     } else {
                    916:                                         $role_output .= &Apache::lonnet::plaintext($role,$ucscope).',';
                    917:                                     }
                    918:                                 }
                    919:                                 $role_output =~ s/,$//;
                    920:                                 $r->print($role_output);
                    921:                             } else {
                    922:                                 $r->print(join(',',@{$content->{'roles'}{$id}{$item}}));
                    923:                             }
1.170     raeburn   924:                             $r->print('</td>');
1.120     raeburn   925:                         }
1.170     raeburn   926: 			$r->print('</tr>');
1.120     raeburn   927:                     }
1.170     raeburn   928: 		    $r->print('</table>');
1.120     raeburn   929:                 } elsif ($scope eq 'domains') {
                    930:                     $r->print(&mt('Domains: ').join(',',@{$content->{'dom'}}));
                    931:                 } elsif ($scope eq 'users') {
                    932:                     my $curr_user_list = &sort_users($content->{'users'});
                    933:                     $r->print(&mt('Users: ').$curr_user_list);
                    934:                 } else {
                    935:                     $r->print('&nbsp;');
                    936:                 }
                    937:             } else {
                    938:                 $r->print('&nbsp;');
                    939:             }
                    940:             $r->print('</td>');
                    941:             $r->print(&Apache::loncommon::end_data_table_row());
                    942:             $count ++;
                    943:         }
                    944:     }
                    945: }
                    946: 
                    947: 
1.104     raeburn   948: sub update_access {
1.137     albertel  949:     my ($r,$url,$group,$port_path) = @_;
1.104     raeburn   950:     my $totalprocessed = 0;
                    951:     my %processing;
                    952:     my %title  = (
1.108     raeburn   953:                          'activate' => 'New control(s) added',
                    954:                          'delete'   => 'Existing control(s) deleted',
                    955:                          'update'   => 'Existing control(s) modified',
1.104     raeburn   956:                      );
1.108     raeburn   957:     my $changes;
1.104     raeburn   958:     foreach my $chg (sort(keys(%title))) {     
                    959:         @{$processing{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg);
                    960:         $totalprocessed += @{$processing{$chg}};
                    961:         foreach my $num (@{$processing{$chg}}) {
                    962:             my $scope = $env{'form.scope_'.$num};
                    963:             my ($start,$end) = &get_dates_from_form($num);
                    964:             my $newkey = $num.':'.$scope.'_'.$end.'_'.$start;
                    965:             if ($chg eq 'delete') {
                    966:                 $$changes{$chg}{$newkey} = 1;
                    967:             } else {
                    968:                 $$changes{$chg}{$newkey} = 
1.108     raeburn   969:                             &build_access_record($num,$scope,$start,$end,$chg);
1.104     raeburn   970:             }
                    971:         }
                    972:     }
                    973:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.142     raeburn   974:     $r->print('<h3>'.&mt('Allowing others to retrieve file: [_1]',
1.133     raeburn   975:               $port_path.$file_name).'</h3>'."\n");
1.138     albertel  976:     $file_name = &prepend_group($file_name);
1.191     raeburn   977:     my ($uname,$udom) = &get_name_dom($group);
1.104     raeburn   978:     my ($errors,$outcome,$deloutcome,$new_values,$translation);
                    979:     if ($totalprocessed) {
                    980:         ($outcome,$deloutcome,$new_values,$translation) =
1.108     raeburn   981:         &Apache::lonnet::modify_access_controls($file_name,$changes,$udom,
                    982:                                                 $uname);
1.104     raeburn   983:     }
1.108     raeburn   984:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    985:                                                                        $uname);
1.109     albertel  986:     my %access_controls = 
                    987: 	&Apache::lonnet::get_access_controls($current_permissions,
                    988: 					     $group,$file_name);
1.104     raeburn   989:     if ($totalprocessed) {
                    990:         if ($outcome eq 'ok') {
                    991:             my $updated_controls = $access_controls{$file_name};
                    992:             my ($showstart,$showend);
                    993:             $r->print(&Apache::loncommon::start_data_table());
1.110     albertel  994:             $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn   995:             $r->print('<th>'.&mt('Type of change').'</th><th>'.
                    996:                       &mt('Access control').'</th><th>'.&mt('Dates available').
                    997:                       '</th><th>'.&mt('Additional information').'</th>');
1.110     albertel  998:             $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn   999:             foreach my $chg (sort(keys(%processing))) {
                   1000:                 if (@{$processing{$chg}} > 0) {
                   1001:                     if ($chg eq 'delete') {
                   1002:                         if (!($deloutcome eq 'ok')) {
1.116     albertel 1003:                             $errors .='<span class="LC_error">'.
                   1004: 				&mt('A problem occurred deleting access controls: [_1]',$deloutcome).
                   1005: 				'</span>';
1.104     raeburn  1006:                             next;
                   1007:                         }
                   1008:                     }
                   1009:                     my $numchgs = @{$processing{$chg}};
                   1010:                     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1011:                     $r->print('<td rowspan="'.$numchgs.'">'.&mt($title{$chg}).
                   1012:                               '.</td>');
1.104     raeburn  1013:                     my $count = 0;
1.120     raeburn  1014:                     my %todisplay;
1.104     raeburn  1015:                     foreach my $key (sort(keys(%{$$changes{$chg}}))) {
1.120     raeburn  1016:                         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
1.104     raeburn  1017:                         my $newkey = $key;
                   1018:                         if ($chg eq 'activate') {
                   1019:                             $newkey =~ s/^(\d+)/$$translation{$1}/;
                   1020:                         }
1.120     raeburn  1021:                         $todisplay{$scope}{$newkey} = $$updated_controls{$newkey};
1.104     raeburn  1022:                     }
1.120     raeburn  1023:                     &build_access_summary($r,$count,$chg,%todisplay);  
1.104     raeburn  1024:                 }
                   1025:             }
                   1026:             $r->print(&Apache::loncommon::end_data_table());
                   1027:         } else {
                   1028:             if ((@{$processing{'activate'}} > 0) || (@{$processing{'update'}} > 0)) {
1.116     albertel 1029:                 $errors .= '<span class="LC_error">'.
1.179     albertel 1030: 		    &mt('A problem occurred saving access control settings: [_1]',$outcome).
1.116     albertel 1031: 		    '</span>';
1.104     raeburn  1032:             }
                   1033:         }
                   1034:         if ($errors) { 
                   1035:             $r->print($errors);
                   1036:         }
                   1037:     }
1.108     raeburn  1038:     my $allnew = 0;
                   1039:     my $totalnew = 0;
                   1040:     my $status = 'new';
                   1041:     my ($firstitem,$lastitem);
1.170     raeburn  1042:     foreach my $newitem ('course','domains','users') {
1.108     raeburn  1043:         $allnew += $env{'form.new'.$newitem};
                   1044:     }
                   1045:     if ($allnew > 0) {
                   1046:         my $now = time;
                   1047:         my $then = $now + (60*60*24*180); # six months approx.
1.138     albertel 1048:         &open_form($r,$url);
1.170     raeburn  1049:         foreach my $newitem ('course','domains','users') {
1.108     raeburn  1050:             if ($env{'form.new'.$newitem} > 0) {
1.188     bisitz   1051:                 $r->print('<br />'.&mt('Add new <b>[_1]-based</b> access control for portfolio file: <b>[_2]</b>',&mt($newitem),$env{'form.currentpath'}.$env{'form.selectfile'}).'<br /><br />');
1.108     raeburn  1052:                 $firstitem = $totalnew;
                   1053:                 $lastitem = $totalnew + $env{'form.new'.$newitem};
                   1054:                 $totalnew = $lastitem;
                   1055:                 my @numbers;   
                   1056:                 for (my $i=$firstitem; $i<$lastitem; $i++) {
                   1057:                     push (@numbers,$i);
                   1058:                 }
                   1059:                 &display_access_row($r,$status,$newitem,\@numbers,
                   1060:                                     $access_controls{$file_name},$now,$then);
                   1061:             }
                   1062:         }
1.137     albertel 1063:         &close_form($r,$url);
1.108     raeburn  1064:     } else {
1.153     banghart 1065:         my %anchor_fields = (
                   1066:             'currentpath' => $env{'form.currentpath'},
                   1067:             'access' => $env{'form.selectfile'}
                   1068:         );
                   1069:         $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Display all access settings for this file')));
                   1070:         delete $anchor_fields{'access'};
1.188     bisitz   1071:         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&make_anchor($url,\%anchor_fields,&mt('Return to directory')));
1.108     raeburn  1072:     }
1.104     raeburn  1073:     return;
                   1074: }
                   1075: 
                   1076: sub build_access_record {
1.108     raeburn  1077:     my ($num,$scope,$start,$end,$chg) = @_;
1.109     albertel 1078:     my $record = {
                   1079: 	type => $scope,
                   1080: 	time => {
                   1081: 	    start => $start,
                   1082: 	    end   => $end
                   1083: 	    },
                   1084: 	    };
                   1085: 		
                   1086:     if ($scope eq 'guest') {	
                   1087:         $record->{'password'} = $env{'form.password'};
1.170     raeburn  1088:     } elsif ($scope eq 'course') {
1.109     albertel 1089:         $record->{'domain'} = $env{'form.crsdom_'.$num};
                   1090: 	$record->{'number'} = $env{'form.crsnum_'.$num};
1.108     raeburn  1091:         my @role_ids;
1.109     albertel 1092:         my @delete_role_ids =
                   1093:             &Apache::loncommon::get_env_multiple('form.delete_role_'.$num);
                   1094: 	my @preserves =
                   1095: 	    &Apache::loncommon::get_env_multiple('form.preserve_role_'.$num);
                   1096: 	if (@delete_role_ids) {
                   1097: 	    foreach my $id (@preserves) {
                   1098: 		if (grep {$_ = $id} (@delete_role_ids)) {
                   1099: 		    next;
                   1100: 		}
                   1101: 		push(@role_ids,$id); 
                   1102: 	    }
                   1103: 	} else {
                   1104: 	    push(@role_ids,@preserves);
                   1105: 	}
                   1106: 
                   1107: 	my $next_id = $env{'form.add_role_'.$num};
                   1108: 	if ($next_id) {
                   1109: 	    push(@role_ids,$next_id);
                   1110: 	}
                   1111: 
1.108     raeburn  1112:         foreach my $id (@role_ids) {
                   1113:             my (@roles,@accesses,@sections,@groups);
                   1114:             if (($id == $next_id) && ($chg eq 'update')) {
1.109     albertel 1115:                 @roles    = split(/,/,$env{'form.role_'.$num.'_'.$next_id});
1.108     raeburn  1116:                 @accesses = split(/,/,$env{'form.access_'.$num.'_'.$next_id});
                   1117:                 @sections = split(/,/,$env{'form.section_'.$num.'_'.$next_id});
1.109     albertel 1118:                 @groups   = split(/,/,$env{'form.group_'.$num.'_'.$next_id});
1.108     raeburn  1119:             } else {
                   1120:                 @roles = &Apache::loncommon::get_env_multiple('form.role_'.$num.'_'.$id);
                   1121:                 @accesses = &Apache::loncommon::get_env_multiple('form.access_'.$num.'_'.$id);
                   1122:                 @sections = &Apache::loncommon::get_env_multiple('form.section_'.$num.'_'.$id);
                   1123:                 @groups = &Apache::loncommon::get_env_multiple('form.group_'.$num.'_'.$id);
                   1124:             }
1.109     albertel 1125: 	    $record->{'roles'}{$id}{'role'}    = \@roles;
                   1126: 	    $record->{'roles'}{$id}{'access'}  = \@accesses;
                   1127: 	    $record->{'roles'}{$id}{'section'} = \@sections;
                   1128: 	    $record->{'roles'}{$id}{'group'}   = \@groups;
1.108     raeburn  1129:         }
                   1130:     } elsif ($scope eq 'domains') {
                   1131:         my @doms = &Apache::loncommon::get_env_multiple('form.dom_'.$num);
1.109     albertel 1132: 	$record->{'dom'} = \@doms;
1.108     raeburn  1133:     } elsif ($scope eq 'users') {
                   1134:         my $userlist = $env{'form.users_'.$num};
1.109     albertel 1135:         $userlist =~ s/\s+//sg;
                   1136: 	my %userhash = map { ($_,1) } (split(/,/,$userlist));
                   1137:         foreach my $user (keys(%userhash)) {
1.108     raeburn  1138:             my ($uname,$udom) = split(/:/,$user);
1.109     albertel 1139: 	    push(@{$record->{'users'}}, {
                   1140: 		'uname' => $uname,
                   1141: 		'udom'  => $udom
                   1142: 		});
                   1143: 	}
1.108     raeburn  1144:     }
1.104     raeburn  1145:     return $record;
                   1146: }
                   1147: 
                   1148: sub get_dates_from_form {
                   1149:     my ($id) = @_;
                   1150:     my $startdate;
                   1151:     my $enddate;
                   1152:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate_'.$id);
                   1153:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate_'.$id);
                   1154:     if ( exists ($env{'form.noend_'.$id}) ) {
                   1155:         $enddate = 0;
                   1156:     }
                   1157:     return ($startdate,$enddate);
                   1158: }
                   1159: 
1.108     raeburn  1160: sub sort_users {
1.109     albertel 1161:     my ($users) = @_; 
                   1162:     my @curr_users = map {
                   1163: 	$_->{'uname'}.':'.$_->{'udom'}
                   1164:     } (@{$users});
                   1165:     my $curr_user_list = join(",\n",sort(@curr_users));
1.108     raeburn  1166:     return $curr_user_list;
                   1167: }
                   1168: 
1.104     raeburn  1169: sub access_setting_table {
1.170     raeburn  1170:     my ($r,$url,$filename,$access_controls,$action) = @_;
1.104     raeburn  1171:     my ($public,$publictext);
1.170     raeburn  1172:     $publictext ='Off';
1.104     raeburn  1173:     my ($guest,$guesttext);
1.170     raeburn  1174:     $guesttext = 'Off';
1.104     raeburn  1175:     my @courses = ();
                   1176:     my @domains = ();
                   1177:     my @users = ();
                   1178:     my $now = time;
                   1179:     my $then = $now + (60*60*24*180); # six months approx.
1.108     raeburn  1180:     my ($num,$scope,$publicnum,$guestnum);
1.170     raeburn  1181:     my (%acl_count,%end,%start,%conditionals);
1.104     raeburn  1182:     foreach my $key (sort(keys(%{$access_controls}))) {
1.108     raeburn  1183:         ($num,$scope,$end{$key},$start{$key}) = &unpack_acc_key($key);
1.104     raeburn  1184:         if ($scope eq 'public') {
                   1185:             $public = $key;
1.108     raeburn  1186:             $publicnum = $num;
                   1187:             $publictext = &acl_status($start{$key},$end{$key},$now);
                   1188:         } elsif ($scope eq 'guest') {
                   1189:             $guest=$key;
                   1190:             $guestnum = $num;  
                   1191:             $guesttext = &acl_status($start{$key},$end{$key},$now);
1.170     raeburn  1192:         } else {
                   1193:             $conditionals{$scope}{$key} = $$access_controls{$key};
                   1194:             if ($scope eq 'course') {
                   1195:                 push(@courses,$key);
                   1196:             } elsif ($scope eq 'domains') {
                   1197:                 push(@domains,$key);
                   1198:             } elsif ($scope eq 'users') {
                   1199:                 push(@users,$key);
                   1200:             }
1.104     raeburn  1201:         }
1.108     raeburn  1202:         $acl_count{$scope} ++;
1.104     raeburn  1203:     }
1.108     raeburn  1204:     $r->print('<table border="0"><tr><td valign="top">');
1.170     raeburn  1205:     if ($action eq 'chgaccess') {
                   1206:         &standard_settings($r,$now,$then,$url,$filename,\%acl_count,\%start,
                   1207:                            \%end,$public,$publicnum,$publictext,$guest,$guestnum,
                   1208:                            $guesttext,$access_controls,%conditionals);
                   1209:     } else {
                   1210:         &condition_setting($r,$access_controls,$now,$then,\%acl_count,
                   1211:                            \@domains,\@users,\@courses);
                   1212:     }
                   1213:     $r->print('</td></tr></table>');
                   1214: }
                   1215: 
                   1216: sub standard_settings {
                   1217:     my ($r,$now,$then,$url,$filename,$acl_count,$start,$end,$public,$publicnum,
                   1218:       $publictext,$guest,$guestnum,$guesttext,$access_controls,%conditionals)=@_;
1.187     bisitz   1219:     $r->print('<h3>'.&mt('Public access: [_1]',&mt($publictext)).'</h3>');
1.104     raeburn  1220:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1221:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1222:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').'</th>');
1.110     albertel 1223:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn  1224:     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1225:     if ($public) {
                   1226:         $r->print('<td>'.&actionbox('old',$publicnum,'public').'</td><td>'.
1.170     raeburn  1227:              &dateboxes($publicnum,$start->{$public},$end->{$public}).'</td>');
1.108     raeburn  1228:     } else {
                   1229:         $r->print('<td>'.&actionbox('new','0','public').'</td><td>'.
                   1230:                   &dateboxes('0',$now,$then).'</td>');
                   1231:     }
                   1232:     $r->print(&Apache::loncommon::end_data_table_row());
                   1233:     $r->print(&Apache::loncommon::end_data_table());
                   1234:     $r->print('</td><td width="40">&nbsp;</td><td valign="top">');
1.187     bisitz   1235:     $r->print('<h3>'.&mt('Passphrase-protected access: [_1]',&mt($guesttext)).'</h3>');
1.104     raeburn  1236:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1237:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1238:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').
1.120     raeburn  1239:               '</th><th>'. &mt('Passphrase').'</th>');
1.110     albertel 1240:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1241:     $r->print(&Apache::loncommon::start_data_table_row());
                   1242:     my $passwd;
                   1243:     if ($guest) {
1.109     albertel 1244:         $passwd = $$access_controls{$guest}{'password'};
1.108     raeburn  1245:         $r->print('<td>'.&actionbox('old',$guestnum,'guest').'</td><td>'.
1.170     raeburn  1246:               &dateboxes($guestnum,$start->{$guest},$end->{$guest}).'</td>');
1.108     raeburn  1247:     } else {
                   1248:         $r->print('<td>'.&actionbox('new','1','guest').'</td><td>'.
                   1249:                   &dateboxes('1',$now,$then).'</td>');
1.104     raeburn  1250:     }
1.108     raeburn  1251:     $r->print('<td><input type="text" size="15" name="password" value="'.
                   1252:               $passwd.'" /></td>');
1.104     raeburn  1253:     $r->print(&Apache::loncommon::end_data_table_row());
                   1254:     $r->print(&Apache::loncommon::end_data_table());
1.170     raeburn  1255:     $r->print('</td></tr><tr><td colspan="3">&nbsp;</td></tr>'.
                   1256:               '<tr><td colspan="3">');
                   1257:     my $numconditionals = 0;
                   1258:     my $conditionstext;
                   1259:     my %cond_status;
                   1260:     foreach my $scope ('domains','users','course') {
                   1261:         $numconditionals += $acl_count->{$scope}; 
                   1262:         if ($acl_count->{$scope} > 0) {
                   1263:             if ($conditionstext ne 'Active') { 
                   1264:                 foreach my $key (keys(%{$conditionals{$scope}})) {
                   1265:                     $conditionstext = &acl_status($start->{$key},$end->{$key},$now);
                   1266:                     if ($conditionstext eq 'Active') {
                   1267:                        last;
                   1268:                     }
                   1269:                 }
                   1270:             }
                   1271:         }
                   1272:     }
                   1273:     if ($conditionstext eq '') {
                   1274:         $conditionstext = 'Off';
                   1275:     }
                   1276:     my %anchor_fields = (
                   1277:             'access' => $env{'form.selectfile'},
                   1278:             'action' => 'chgconditions',
                   1279:             'currentpath' => $env{'form.currentpath'},
                   1280:         );
1.187     bisitz   1281:     $r->print('<h3>'.&mt('Conditional access: [_1]',&mt($conditionstext)).'</h3>');
1.170     raeburn  1282:     if ($numconditionals > 0) {
                   1283:         my $count = 1;
                   1284:         my $chg = 'none';
                   1285:         $r->print(&mt('You have previously set [_1] conditional access controls.',$numconditionals).' '.&make_anchor($url,\%anchor_fields,&mt('Change Conditions')).'<br /><br />');
                   1286:         $r->print(&Apache::loncommon::start_data_table());
                   1287:         $r->print(&Apache::loncommon::start_data_table_header_row());
                   1288:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                   1289:                   '</th><th>'.&mt('Additional information').'</th>');
                   1290:         $r->print(&Apache::loncommon::end_data_table_header_row());
                   1291:         &build_access_summary($r,$count,$chg,%conditionals);
                   1292:         $r->print(&Apache::loncommon::end_data_table());
                   1293:     } else {
                   1294:         $r->print(&make_anchor($url,\%anchor_fields,&mt('Add conditional access')).' '.&mt('based on domain, username, or course affiliation.'));
                   1295:     }
                   1296: }
                   1297: 
                   1298: sub condition_setting {
                   1299:     my ($r,$access_controls,$now,$then,$acl_count,$domains,$users,$courses) = @_;
                   1300:     $r->print('<tr><td valign="top">');
                   1301:     &access_element($r,'domains',$acl_count,$domains,$access_controls,$now,$then);
1.158     albertel 1302:     $r->print('</td><td>&nbsp;</td><td valign="top">');
1.170     raeburn  1303:     &access_element($r,'users',$acl_count,$users,$access_controls,$now,$then);
1.158     albertel 1304:     $r->print('</td></tr><tr><td colspan="3"></td></tr><tr>');
1.170     raeburn  1305:     if ($acl_count->{course} > 0) {
1.158     albertel 1306:         $r->print('<td colspan="3" valign="top">');
                   1307:     } else {
                   1308:         $r->print('<td valign="top">');
                   1309:     }
1.170     raeburn  1310:     &access_element($r,'course',$acl_count,$courses,$access_controls,$now,$then);
1.158     albertel 1311:     $r->print('</td>');
1.108     raeburn  1312:     $r->print('</td></tr></table>');
                   1313: }
                   1314: 
                   1315: sub acl_status {
                   1316:     my ($start,$end,$now) = @_;
                   1317:     if ($start > $now) {
1.170     raeburn  1318:         return 'Inactive';
1.108     raeburn  1319:     }
                   1320:     if ($end && $end<$now) {
1.170     raeburn  1321:         return 'Inactive';
1.108     raeburn  1322:     }
1.170     raeburn  1323:     return 'Active';
1.108     raeburn  1324: }
                   1325: 
                   1326: sub access_element {
                   1327:     my ($r,$type,$acl_count,$items,$access_controls,$now,$then) = @_;
                   1328:     my $title = $type;
                   1329:     $title =~ s/s$//;
                   1330:     $title =~ s/^(\w)/uc($1)/e;
1.188     bisitz   1331:     $r->print('<h3>'.&mt('[_1]-based conditional access: ',&mt($title)));
1.108     raeburn  1332:     if ($$acl_count{$type}) {
                   1333:         $r->print($$acl_count{$type}.' ');
                   1334:         if ($$acl_count{$type} > 1) {
                   1335:             $r->print(&mt('conditions'));
                   1336:         } else {
                   1337:             $r->print(&mt('condition'));
                   1338:         }
                   1339:     } else {
                   1340:         $r->print(&mt('Off'));
                   1341:     }
                   1342:     $r->print('</h3>');
                   1343:     &display_access_row($r,'old',$type,$items,$access_controls,$now,$then);
                   1344:     return;
                   1345: }
                   1346: 
                   1347: sub display_access_row {
                   1348:     my ($r,$status,$type,$items,$access_controls,$now,$then) = @_;
                   1349:     if (@{$items} > 0) {
                   1350:         my @all_doms;
                   1351:         my $colspan = 3;
                   1352:         my $uctype = $type;
                   1353:         $uctype =~ s/^(\w)/uc($1)/e;
                   1354:         $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1355:         $r->print(&Apache::loncommon::start_data_table_header_row());
                   1356:         $r->print('<th>'.&mt('Action?').'</th><th>'.&mt($uctype).'</th><th>'.
1.108     raeburn  1357:               &mt('Dates available').'</th>');
1.172     raeburn  1358:         if ($type eq 'course' && $status eq 'old') {
1.108     raeburn  1359:             $r->print('<th>'.&mt('Allowed [_1] member affiliations',$type).
                   1360:                       '</th>');
                   1361:             $colspan ++;
                   1362:         } elsif ($type eq 'domains') {
1.178     albertel 1363:             @all_doms = sort(&Apache::lonnet::all_domains());
1.108     raeburn  1364:         }
1.110     albertel 1365:         $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1366:         foreach my $key (@{$items}) {
1.118     albertel 1367: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.170     raeburn  1368:             if ($type eq 'course') {
1.118     albertel 1369:                 &course_row($r,$status,$type,$key,$access_controls,$now,$then);
1.108     raeburn  1370:             } elsif ($type eq 'domains') {
                   1371:                 &domains_row($r,$status,$key,\@all_doms,$access_controls,$now,
                   1372:                             $then);
                   1373:             } elsif ($type eq 'users') {
                   1374:                 &users_row($r,$status,$key,$access_controls,$now,$then);
                   1375:             }
1.118     albertel 1376: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1377:         }
                   1378:         if ($status eq 'old') {
1.111     albertel 1379: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1380:             $r->print('<td colspan="',$colspan.'">'.&additional_item($type).
                   1381:                       '</td>');
1.111     albertel 1382: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1383:         }
                   1384:         $r->print(&Apache::loncommon::end_data_table());
                   1385:     } else {
1.188     bisitz   1386:         $r->print(&mt('No [_1]-based conditions defined.',&mt($type)).'<br />'
1.187     bisitz   1387:                   .&additional_item($type));
1.108     raeburn  1388:     }
                   1389:     return;
                   1390: }
                   1391: 
1.110     albertel 1392: sub course_js {
                   1393:     return qq|
1.108     raeburn  1394: <script type="text/javascript">
1.172     raeburn  1395: function setRoleOptions(num,roleid,cdom,cnum,type) {
                   1396:     updateIndexNum = getIndexByValue('update',num);
                   1397:     var addItem = 'add_role_'+num;
                   1398:     var addIndexNum = getIndexByName(addItem);
                   1399:     if (document.portform.elements[addItem].checked) {
                   1400:         document.portform.elements[updateIndexNum].checked = true;
                   1401:         var url = '/adm/portfolio?action=rolepicker&setroles='+num+'_'+roleid+'&cnum='+cnum+'&cdom='+cdom+'&type='+type;
1.108     raeburn  1402:         var title = 'Roles_Chooser';
                   1403:         var options = 'scrollbars=1,resizable=1,menubar=0';
                   1404:         options += ',width=700,height=600';
                   1405:         rolebrowser = open(url,title,options,'1');
                   1406:         rolebrowser.focus();
                   1407:     } else {
1.172     raeburn  1408:         addArray = new Array ('role','access','section','group');
                   1409:         for (var j=0;j<addArray.length;j++) {
                   1410:             var itemIndex = getIndexByName(addArray[j]+'_'+num+'_'+roleid);
                   1411:             document.portform.elements[itemIndex].value = '';
1.108     raeburn  1412:         }
                   1413:     }
                   1414: }
                   1415: 
1.172     raeburn  1416: function getIndexByName(item) {
1.108     raeburn  1417:     for (var i=0;i<document.portform.elements.length;i++) {
1.172     raeburn  1418:         if (document.portform.elements[i].name == item) {
1.108     raeburn  1419:             return i;
                   1420:         }
                   1421:     }
                   1422:     return -1;
                   1423: }
                   1424: 
1.172     raeburn  1425: function getIndexByValue(name,value) {
1.108     raeburn  1426:     for (var i=0;i<document.portform.elements.length;i++) {
                   1427:         if (document.portform.elements[i].name == name && document.portform.elements[i].value == value) {
                   1428:             return i;
                   1429:         }
                   1430:     }
                   1431:     return -1;
                   1432: }
                   1433: 
                   1434: </script>
1.110     albertel 1435: |;
                   1436: }
                   1437: 
                   1438: sub course_row {
1.118     albertel 1439:     my ($r,$status,$type,$item,$access_controls,$now,$then) = @_;
1.115     raeburn  1440:     my $content;
1.110     albertel 1441:     my $defdom = $env{'user.domain'};
                   1442:     if ($status eq 'old') {
1.115     raeburn  1443:         $content = $$access_controls{$item}; 
                   1444:         $defdom =  $content->{'domain'};
1.110     albertel 1445:     }
                   1446:     my $js = &Apache::loncommon::coursebrowser_javascript($defdom)
                   1447: 	.&course_js();
1.120     raeburn  1448:     my $uctype = $type;
                   1449:     $uctype =~ s/^(\w)/uc($1)/e;
1.108     raeburn  1450:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1451:                                                     $type);
1.110     albertel 1452:     $r->print('<td>'.$js.&actionbox($status,$num,$scope).'</td>');
1.108     raeburn  1453:     if ($status eq 'old') {
1.115     raeburn  1454:         my $cid = $content->{'domain'}.'_'.$content->{'number'};
1.108     raeburn  1455:         my %course_description = &Apache::lonnet::coursedescription($cid);
1.115     raeburn  1456:         $r->print('<td><input type="hidden" name="crsdom_'.$num.'" value="'.$content->{'domain'}.'" /><input type="hidden" name="crsnum_'.$num.'" value="'.$content->{'number'}.'" />'.$course_description{'description'}.'</td>');
1.108     raeburn  1457:     } elsif ($status eq 'new') {
1.172     raeburn  1458:         $r->print('<td>'.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$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  1459:     }
1.172     raeburn  1460:     $r->print('<td>'.&dateboxes($num,$start,$end));
                   1461:     my $newrole_id = 1;
1.108     raeburn  1462:     if ($status eq 'old') {
1.172     raeburn  1463:         $r->print('</td><td>');
1.108     raeburn  1464:         my $max_id = 0;
1.172     raeburn  1465:         if (keys(%{$content->{'roles'}}) > 0) {
                   1466:             $r->print('<table><tr><th>'.&mt('Action').'</th>'.
                   1467:                       '<th>'.&mt('Roles').'</th>'.
                   1468:                       '<th>'.&mt('Access').'</th>'.
                   1469:                       '<th>'.&mt('Sections').'</th>'.
                   1470:                       '<th>'.&mt('Groups').'</th></tr>');
                   1471:             foreach my $role_id (sort(keys(%{$content->{'roles'}}))) {
                   1472:                 if ($role_id > $max_id) {
                   1473:                     $max_id = $role_id;
                   1474:                 }
                   1475:                 $max_id ++;
                   1476:                 my $role_selects = &role_selectors($num,$role_id,$type,$content,'display');
                   1477:                 $r->print('<tr><td><span style="white-space: nowrap"><label><input type="checkbox" name="delete_role_'.$num.'" value="'.$role_id.'" />'.&mt('Delete').'</label></span><br /><input type="hidden" name="preserve_role_'.$num.'" value="'.$role_id.'" /></td>'.$role_selects.'</tr>');
                   1478:             }
                   1479:             $r->print('</table>');
                   1480:         }
                   1481:         $r->print('<br />'.&mt('Add a roles-based condition').
                   1482:                   '&nbsp;<input type="checkbox" name ="add_role_'.
                   1483:                   $num.'" onClick="javascript:setRoleOptions('."'$num',
                   1484:                   '$max_id','$content->{'domain'}','$content->{'number'}',
                   1485:                   '$uctype'".')" value="" />');
                   1486:         $newrole_id = $max_id;
                   1487:     } else {
                   1488:         $r->print('<input type="hidden" name ="add_role_'.$num.'" value="" />');
1.108     raeburn  1489:     }
1.172     raeburn  1490:     $r->print(&add_course_role($num,$newrole_id));
                   1491:     $r->print('</td>');
1.108     raeburn  1492:     return;
                   1493: }
                   1494: 
1.172     raeburn  1495: sub add_course_role {
                   1496:     my ($num,$max_id) = @_;
                   1497:     my $output;
                   1498:     $output .='<input type="hidden" name="role_'.$num.'_'.$max_id.'" />'.
                   1499:               '<input type="hidden" name="access_'.$num.'_'.$max_id.'" />'.
                   1500:               '<input type="hidden" name="section_'.$num.'_'.$max_id.'" />'.
                   1501:               '<input type="hidden" name="group_'.$num.'_'.$max_id.'" />';
                   1502:     return $output;
                   1503: }
                   1504: 
1.108     raeburn  1505: sub domains_row {
                   1506:     my ($r,$status,$item,$all_doms,$access_controls,$now,$then) = @_;
                   1507:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1508:                                                     'domains');
1.112     albertel 1509:     my $dom_select = '<select name="dom_'.$num.'" size="4" multiple="true">'.
1.108     raeburn  1510:                      ' <option value="">'.&mt('Please select').'</option>';
                   1511:     if ($status eq 'old') {
1.109     albertel 1512:         my $content =  $$access_controls{$item};
                   1513: 	foreach my $dom (@{$all_doms}) {
                   1514:             if ((@{$content->{'dom'}} > 0) 
                   1515: 		&& (grep(/^\Q$dom\E$/,@{$content->{'dom'}}))) {
1.108     raeburn  1516:                 $dom_select .= '<option value="'.$dom.'" selected>'.
                   1517:                                $dom.'</option>';
                   1518:             } else {
                   1519:                 $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1520:             }
                   1521:         }
                   1522:     } else {
                   1523:         foreach my $dom (@{$all_doms}) {
                   1524:             $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1525:         }
                   1526:     }
1.112     albertel 1527:     $dom_select .= '</select>';
1.108     raeburn  1528:     $r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.$dom_select.
                   1529:               '</td><td>'.&dateboxes($num,$start,$end).'</td>');
                   1530: }
                   1531: 
                   1532: sub users_row {
                   1533:     my ($r,$status,$item,$access_controls,$now,$then) = @_;
                   1534:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1535:                                                     'users');
                   1536:     my $curr_user_list;
                   1537:     if ($status eq 'old') {
1.109     albertel 1538:         my $content = $$access_controls{$item};
                   1539:         $curr_user_list = &sort_users($content->{'users'});
1.108     raeburn  1540:     }
                   1541:     $r->print('<td>'.&actionbox($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,$end).'</td>');
                   1542: }
                   1543: 
                   1544: sub additional_item {
                   1545:     my ($type) = @_;
1.188     bisitz   1546:     my $output = &mt('Add new [_1] condition(s)?',&mt($type)).'&nbsp;'.&mt('Number to add: ').'<input type="text" name="new'.$type.'" size="3" value="0" />';
1.108     raeburn  1547:     return $output;
                   1548: }
                   1549: 
                   1550: sub actionbox {
                   1551:     my ($status,$num,$scope) = @_;
1.112     albertel 1552:     my $output = '<span style="white-space: nowrap"><label>';
1.108     raeburn  1553:     if ($status eq 'new') {
1.170     raeburn  1554:         my $checkstate;
                   1555:         if ($scope eq 'domains' || $scope eq 'users' || $scope eq 'course') {
                   1556:             $checkstate = 'checked="checked"';
                   1557:         }
                   1558:         $output .= '<input type="checkbox" name="activate" value="'.$num.'" '.
                   1559:                    $checkstate.'  />'.
1.108     raeburn  1560:         &mt('Activate');
                   1561:     } else {
                   1562:         $output .= '<input type="checkbox" name="delete" value="'.$num.
1.112     albertel 1563:                    '" />'.&mt('Delete').'</label></span><br /><span style="white-space: nowrap">'.
1.108     raeburn  1564:                    '<label><input type="checkbox" name="update" value="'.
                   1565:                    $num.'" />'.&mt('Update');
                   1566:     }
1.112     albertel 1567:     $output .= '</label></span><input type="hidden" name="scope_'.$num.                '" value="'.$scope.'" />';
1.108     raeburn  1568:     return $output;
                   1569: }
                   1570:                                                                                    
                   1571: sub dateboxes {
                   1572:     my ($num,$start,$end) = @_;
                   1573:     my $noend;
                   1574:     if ($end == 0) {
                   1575:         $noend = 'checked="checked"';
                   1576:     }
                   1577:     my $startdate = &Apache::lonhtmlcommon::date_setter('portform',
                   1578:                            'startdate_'.$num,$start,undef,undef,undef,1,undef,
                   1579:                             undef,undef,1);
                   1580:     my $enddate = &Apache::lonhtmlcommon::date_setter('portform',
                   1581:                                'enddate_'.$num,$end,undef,undef,undef,1,undef,
1.112     albertel 1582:                                 undef,undef,1). '&nbsp;&nbsp;<span style="white-space: nowrap"><label>'.
1.108     raeburn  1583:                                 '<input type="checkbox" name="noend_'.
                   1584:                                 $num.'" '.$noend.' />'.&mt('No end date').
1.112     albertel 1585:                                 '</label></span>';
1.108     raeburn  1586:                                                                                    
                   1587:     my $output = &mt('Start: ').$startdate.'<br />'.&mt('End: ').$enddate;
                   1588:     return $output;
                   1589: }
                   1590: 
                   1591: sub unpack_acc_key {
                   1592:     my ($acc_key) = @_;
                   1593:     my ($num,$scope,$end,$start) = ($acc_key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
                   1594:     return ($num,$scope,$end,$start);
                   1595: }
                   1596: 
                   1597: sub set_identifiers {
                   1598:     my ($status,$item,$now,$then,$scope) = @_;
                   1599:     if ($status eq 'old') {
                   1600:         return(&unpack_acc_key($item));
                   1601:     } else {
                   1602:         return($item,$scope,$then,$now);
                   1603:     }
                   1604: } 
                   1605: 
                   1606: sub role_selectors {
1.172     raeburn  1607:     my ($num,$role_id,$type,$content,$caller) = @_;
1.108     raeburn  1608:     my ($output,$cdom,$cnum,$longid);
                   1609:     if ($caller eq 'display') {
                   1610:         $longid = '_'.$num.'_'.$role_id;
1.172     raeburn  1611:         $cdom = $$content{'domain'};
                   1612:         $cnum = $$content{'number'};
1.108     raeburn  1613:     } elsif ($caller eq 'rolepicker') {
                   1614:          $cdom = $env{'form.cdom'};
                   1615:          $cnum = $env{'form.cnum'};
                   1616:     }
1.120     raeburn  1617:     my $uctype = $type;
                   1618:     $uctype =~ s/^(\w)/uc($1)/e;
1.108     raeburn  1619:     my ($sections,$groups,$allroles,$rolehash,$accesshash) =
1.120     raeburn  1620:             &Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$uctype);
1.108     raeburn  1621:     if (!@{$sections}) {
                   1622:         @{$sections} = ('none');
                   1623:     } else {
                   1624:         unshift(@{$sections},('all','none'));
                   1625:     }
                   1626:     if (!@{$groups}) {
                   1627:         @{$groups} = ('none');
                   1628:     } else {
                   1629:         unshift(@{$groups},('all','none'));
                   1630:     }
                   1631:     my @allacesses = sort(keys(%{$accesshash}));
                   1632:     my (%sectionhash,%grouphash);
                   1633:     foreach my $sec (@{$sections}) {
                   1634:         $sectionhash{$sec} = $sec;
                   1635:     }
                   1636:     foreach my $grp (@{$groups}) {
                   1637:         $grouphash{$grp} = $grp;
                   1638:     }
                   1639:     my %lookup = (
                   1640:                    'role' => $rolehash,
                   1641:                    'access' => $accesshash,
                   1642:                    'section' => \%sectionhash,
                   1643:                    'group' => \%grouphash,
                   1644:                  );
                   1645:     my @allaccesses = sort(keys(%{$accesshash}));
                   1646:     my %allitems = (
                   1647:                     'role' => $allroles,
                   1648:                     'access' => \@allaccesses,
                   1649:                     'section' => $sections,
1.172     raeburn  1650:                     'group' => $groups,
1.108     raeburn  1651:                    );
                   1652:     foreach my $item ('role','access','section','group') {
                   1653:         $output .= '<td><select name="'.$item.$longid.'" multiple="true" size="4">'."\n";
                   1654:         foreach my $entry (@{$allitems{$item}}) {
                   1655:             if ($caller eq 'display') {
                   1656:                 if ((@{$$content{'roles'}{$role_id}{$item}} > 0) && 
                   1657:                     (grep(/^\Q$entry\E$/,@{$$content{'roles'}{$role_id}{$item}}))) {
                   1658:                     $output .= '  <option value="'.$entry.'" selected>'.
                   1659:                                   $lookup{$item}{$entry}.'</option>';
                   1660:                     next;
                   1661:                 }
                   1662:             }
                   1663:             $output .= '  <option value="'.$entry.'">'.
                   1664:                        $lookup{$item}{$entry}.'</option>';
                   1665:         }
                   1666:         $output .= '</select>';
                   1667:     }
                   1668:     $output .= '</td>';
                   1669:     return $output;
                   1670: }
                   1671: 
                   1672: sub role_options_window {
                   1673:     my ($r) = @_;
                   1674:     my $type = $env{'form.type'};
1.172     raeburn  1675:     my $rolenum = $env{'form.setroles'};
                   1676:     my ($num,$role_id) = ($rolenum =~ /^([\d_]+)_(\d+)$/);
                   1677:     my $role_elements;
                   1678:     foreach my $item ('role','access','section','group') {
                   1679:         $role_elements .= "'".$item.'_'.$rolenum."',";
                   1680:     }
                   1681:     $role_elements =~ s/,$//; 
                   1682:     my $role_selects = &role_selectors($num,$role_id,$type,undef,
                   1683:                                        'rolepicker');
1.108     raeburn  1684:     $r->print(<<"END_SCRIPT");
                   1685: <script type="text/javascript">
                   1686: function setRoles() {
1.172     raeburn  1687:     var role_elements = new Array($role_elements);
                   1688:     for (var i=0; i<role_elements.length; i++) {
1.108     raeburn  1689:         var copylist = '';
                   1690:         for (var j=0; j<document.rolepicker.elements[i].length; j++) {
                   1691:             if (document.rolepicker.elements[i].options[j].selected) {
                   1692:                 copylist = copylist + document.rolepicker.elements[i].options[j].value + ',';
                   1693:             }
                   1694:         }
                   1695:         copylist = copylist.substr(0,copylist.length-1);
1.172     raeburn  1696:         var openerItem = getIndexByName(role_elements[i]);
                   1697:         opener.document.portform.elements[openerItem].value = copylist; 
1.108     raeburn  1698:     }
1.172     raeburn  1699:     var roleAdder = getIndexByName('add_role_$num');
                   1700:     opener.document.portform.elements[roleAdder].value = '$role_id';
1.108     raeburn  1701:     self.close();
                   1702: }
1.172     raeburn  1703: 
                   1704: function getIndexByName(item) {
                   1705:     for (var i=0;i<opener.document.portform.elements.length;i++) {
                   1706:         if (opener.document.portform.elements[i].name == item) {
                   1707:             return i;
                   1708:         }
                   1709:     }
                   1710:     return -1;
                   1711: }
                   1712: 
1.108     raeburn  1713: </script>
                   1714: END_SCRIPT
                   1715:     $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  1716:     $r->print('<form name="rolepicker" action="/adm/portfolio" method="post"><table><tr><th>'.&mt('Roles').'</th><th>'.&mt('[_1] status',$type).'</th><th>'.&mt('Sections').'</th><th>'.&mt('Groups').'</th></tr><tr>'.$role_selects.'</tr></table><br /><input type="button" name="rolepickbutton" value="Save selections" onclick="setRoles()" />');
1.108     raeburn  1717:     return;
1.104     raeburn  1718: }
                   1719: 
1.47      banghart 1720: sub select_files {
1.138     albertel 1721:     my ($r) = @_;
1.82      albertel 1722:     if ($env{'form.continue'} eq 'true') {
1.60      banghart 1723:         # here we update the selections for the currentpath
                   1724:         # eventually, have to handle removing those not checked, but . . . 
1.83      banghart 1725:         my @items=&Apache::loncommon::get_env_multiple('form.checkfile');
                   1726:         if (scalar(@items)){
1.85      banghart 1727:              &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
1.83      banghart 1728:         }
1.62      banghart 1729:     } else {
                   1730:             #empty the file for a fresh start
1.83      banghart 1731:             &Apache::lonnet::clear_selected_files($env{'user.name'});
1.62      banghart 1732:     }
1.82      albertel 1733:     my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
1.62      banghart 1734:     my $java_files = join ",", @files;
                   1735:     if ($java_files) {
                   1736:         $java_files.=',';
1.60      banghart 1737:     }
1.63      banghart 1738:     my $javascript =(<<ENDSMP);
1.113     albertel 1739:         <script type="text/javascript">
1.48      banghart 1740:         function finishSelect() {
1.62      banghart 1741: ENDSMP
1.63      banghart 1742:     $javascript .= 'fileList = "'.$java_files.'";';
                   1743:     $javascript .= (<<ENDSMP);
1.49      banghart 1744:             for (i=0;i<document.forms.checkselect.length;i++) { 
                   1745:                 if (document.forms.checkselect[i].checked){
1.54      banghart 1746:                     fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
1.49      banghart 1747:                 }
                   1748:             }
1.186     albertel 1749:             var hwfield = opener.document.getElementsByName('$env{'form.fieldname'}');
                   1750:             hwfield[0].value = fileList;
1.48      banghart 1751:             self.close();
                   1752:         }
                   1753:         </script>
                   1754: ENDSMP
1.63      banghart 1755:     $r->print($javascript);
1.185     banghart 1756:     $r->print("<h1>".&mt('Select portfolio files')."</h1>".
                   1757:                 &mt('Check as many as you wish in response to the problem.')."<br />");
1.88      albertel 1758:     my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
                   1759:     if (@otherfiles) {
1.185     banghart 1760: 	$r->print("<strong>".&mt('Files selected from other directories:')."</strong><br />");
1.88      albertel 1761: 	foreach my $file (@otherfiles) {
                   1762: 	    $r->print($file."<br />");
                   1763: 	}
1.60      banghart 1764:     }
1.47      banghart 1765: }
1.138     albertel 1766: 
1.176     albertel 1767: 
                   1768: sub check_for_upload {
                   1769:     my ($path,$fname,$group,$element) = @_;
1.174     raeburn  1770:     my $disk_quota = &get_quota($group);
1.176     albertel 1771:     my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
                   1772:     my $portfolio_root = &get_portfolio_root();
                   1773:     my $port_path = &get_port_path();
1.191     raeburn  1774:     my ($uname,$udom) = &get_name_dom($group);
1.38      banghart 1775:     # Fixme --- Move the checking for existing file to LOND error return
1.191     raeburn  1776:     my @dir_list=&get_dir_list($portfolio_root,$path,$group);
1.34      banghart 1777:     my $found_file = 0;
1.76      banghart 1778:     my $locked_file = 0;
1.33      banghart 1779:     foreach my $line (@dir_list) {
1.76      banghart 1780:         my ($file_name)=split(/\&/,$line,2);
                   1781:         if ($file_name eq $fname){
1.176     albertel 1782:             $file_name = $path.$file_name;
1.138     albertel 1783:             $file_name = &prepend_group($file_name);
1.33      banghart 1784:             $found_file = 1;
1.102     raeburn  1785:             if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.76      banghart 1786:                 $locked_file = 1;
                   1787:             } 
1.33      banghart 1788:         }
                   1789:     }
1.191     raeburn  1790:     my $getpropath = 1;
                   1791:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
1.176     albertel 1792: 
1.87      albertel 1793:     if (($current_disk_usage + $filesize) > $disk_quota){
1.185     banghart 1794:         my $msg = '<span class="LC_error">'.
                   1795:                 &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
                   1796:                   '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
1.176     albertel 1797: 	return ('will_exceed_quota',$msg);
                   1798:     } elsif ($found_file) {
                   1799:         if ($locked_file) {
1.185     banghart 1800:             my $msg = '<span class="LC_error">';
1.188     bisitz   1801:             $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
1.185     banghart 1802:             $msg .= '</span><br />';
                   1803:             $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
1.176     albertel 1804: 	    return ('file_locked',$msg);
                   1805: 	} else {
1.185     banghart 1806:             my $msg = '<span class="LC_error">';
                   1807:             $msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
                   1808:             $msg .= '</span>';
                   1809:             $msg .= '<br />';
                   1810:             $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
1.176     albertel 1811: 	    return ('file_exists',$msg);
                   1812: 	}
                   1813:     }
                   1814: }
                   1815: 
                   1816: sub upload {
                   1817:     my ($r,$url,$group)=@_;
                   1818:     my $fname=&Apache::lonnet::clean_filename($env{'form.uploaddoc.filename'});
1.195   ! raeburn  1819:     my $disk_quota = &get_quota($group);
        !          1820:     my $portfolio_root = &get_portfolio_root();
        !          1821:     my $port_path = &get_port_path();
        !          1822:     my ($uname,$udom) = &get_name_dom($group);
        !          1823:     my $getpropath = 1;
        !          1824:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
        !          1825:     my ($state,$msg) = 
        !          1826:         &Apache::loncommon::check_for_upload($env{'form.currentpath'},$fname,
        !          1827: 		                             $group,'uploaddoc',$portfolio_root,
        !          1828:                                              $port_path,$disk_quota,
        !          1829:                                              $current_disk_usage,$uname,$udom);
1.176     albertel 1830:     if ($state eq 'will_exceed_quota'
                   1831: 	|| $state eq 'file_locked'
                   1832: 	|| $state eq 'file_exists' ) {
                   1833: 	$r->print($msg.&done('Back',$url));
                   1834: 	return;
                   1835:     }
                   1836: 
                   1837:     my (%allfiles,%codebase,$mode);
                   1838:     if ($env{'form.uploaddoc.filename'} =~ m/(\.htm|\.html|\.shtml)$/i) {
1.193     raeburn  1839:         if ($env{'form.parserflag'}) {
                   1840: 	    $mode = 'parse';
                   1841:         }
1.176     albertel 1842:     }
                   1843:     my $result=
                   1844: 	&Apache::lonnet::userfileupload('uploaddoc','',
                   1845: 					$port_path.$env{'form.currentpath'},
                   1846: 					$mode,\%allfiles,\%codebase);
                   1847:     if ($result !~ m|^/uploaded/|) {
1.188     bisitz   1848: 	$r->print('<span class="LC_error">'.&mt('An error occurred ([_1]) while trying to upload [_2].'
                   1849:                   ,$result,&display_file()).'</span><br />');
1.176     albertel 1850: 	$r->print(&done('Back',$url));
                   1851:     } else {
                   1852: 	if (%allfiles) {
1.195   ! raeburn  1853:             if (!&suppress_embed_prompt()) {
        !          1854: 	        my $state = <<STATE;
1.176     albertel 1855:     <input type="hidden" name="action"      value="upload_embedded" />
                   1856:     <input type="hidden" name="currentpath" value="$env{'form.currentpath'}" />
                   1857:     <input type="hidden" name="fieldname"   value="$env{'form.fieldname'}" />
                   1858:     <input type="hidden" name="mode"        value="$env{'form.mode'}" />
                   1859: STATE
1.195   ! raeburn  1860:                 $r->print("<h2>".&mt("Reference Warning")."</h2>");
        !          1861:                 $r->print("<p>".&mt("Completed upload of the file. This file contained references to other files. You must upload the referenced files or else the uploaded file may not work properly.")."</p>");
        !          1862:                 $r->print("<p>".&mt("Please select the locations from which the referenced files are to be uploaded.")."</p>");
        !          1863: 	        $r->print(&Apache::loncommon::ask_for_embedded_content('/adm/portfolio',$state,\%allfiles,\%codebase,
1.180     albertel 1864: 				      {'error_on_invalid_names'   => 1,
                   1865: 				       'ignore_remote_references' => 1,}));
1.195   ! raeburn  1866: 	        $r->print('<p>Or '.&done('Return to directory',$url).'</p>');
        !          1867:             }
1.176     albertel 1868: 	} else {
                   1869: 	    $r->print(&done(undef,$url));
                   1870: 	}
                   1871:     }
                   1872: }
                   1873: 
1.80      banghart 1874: sub lock_info {
1.137     albertel 1875:     my ($r,$url,$group) = @_;
1.191     raeburn  1876:     my ($uname,$udom) = &get_name_dom($group);
1.102     raeburn  1877:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                   1878:                                                                        $uname);
1.84      banghart 1879:     my $file_name = $env{'form.lockinfo'};
1.138     albertel 1880:     $file_name = &prepend_group($file_name);
1.102     raeburn  1881:     if (defined($file_name) && defined($$current_permissions{$file_name})) {
                   1882:         foreach my $array_item (@{$$current_permissions{$file_name}}) {
1.156     albertel 1883:             next if (ref($array_item) ne 'ARRAY');
                   1884: 
                   1885: 	    my $filetext;
                   1886: 	    if (defined($group)) {
                   1887: 		$filetext = '<strong>'.$env{'form.lockinfo'}.
                   1888: 		    '</strong> (group: '.$group.')'; 
                   1889: 	    } else {
                   1890: 		$filetext = '<strong>'.$file_name.'</strong>';
                   1891: 	    } 
                   1892: 	    
                   1893: 	    my $title ='<strong>'.&Apache::lonnet::gettitle($$array_item[0]).
                   1894: 		'</strong><br />';
                   1895: 	    if ($$array_item[-1] eq 'graded') {
                   1896: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   1897:                               $filetext,$title));
                   1898: 	    } elsif ($$array_item[-1] eq 'handback') {
                   1899: 		$r->print(&mt('[_1] was handed back in response to problem: [_2]',
                   1900:                               $filetext,$title));
                   1901: 	    } else {
                   1902: 		# submission style lock
                   1903: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   1904:                               $filetext,$title));
                   1905: 	    }
                   1906: 	    my %course_description = 
                   1907: 		&Apache::lonnet::coursedescription($$array_item[1]);
                   1908: 	    if ( $course_description{'description'} ne '') {
1.188     bisitz   1909: 		$r->print(&mt('In the course:').' <strong>'.$course_description{'description'}.'</strong><br />');
1.156     albertel 1910: 	    }
1.102     raeburn  1911:         }
1.84      banghart 1912:     }
1.185     banghart 1913:     $r->print(&done(&mt('Back'),$url));
1.80      banghart 1914:     return 'ok';
                   1915: }
1.138     albertel 1916: 
1.25      albertel 1917: sub createdir {
1.191     raeburn  1918:     my ($r,$url,$group)=@_;
1.82      albertel 1919:     my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
1.28      albertel 1920:     if ($newdir eq '') {
1.116     albertel 1921:     	$r->print('<span class="LC_error">'.
1.37      banghart 1922: 	    	  &mt("Error: no directory name was provided.").
1.116     albertel 1923: 		      '</span><br />');
1.138     albertel 1924: 	    $r->print(&done(undef,$url));
1.37      banghart 1925: 	    return;
1.94      raeburn  1926:     }
1.138     albertel 1927:     my $portfolio_root = &get_portfolio_root(); 
1.191     raeburn  1928:     my @dir_list=&get_dir_list($portfolio_root,undef,$group);
1.37      banghart 1929:     my $found_file = 0;
                   1930:     foreach my $line (@dir_list) {
                   1931:         my ($filename)=split(/\&/,$line,2);
                   1932:         if ($filename eq $newdir){
                   1933:             $found_file = 1;
                   1934:         }
                   1935:     }
                   1936:     if ($found_file){
1.188     bisitz   1937:     	    $r->print('<span class="LC_error">'
                   1938:                       .&mt('Unable to create a directory named [_1].','<strong>'.$newdir.'</strong>')
                   1939:                       .' '.&mt('A file or directory by that name already exists.').'</span><br />');
1.37      banghart 1940:     } else {
1.191     raeburn  1941:         my ($uname,$udom) = &get_name_dom($group);
1.138     albertel 1942:         my $port_path = &get_port_path();
1.94      raeburn  1943:         my $result=&Apache::lonnet::mkdiruserfile($uname,$udom,
                   1944: 	         $port_path.$env{'form.currentpath'}.$newdir);
1.37      banghart 1945:         if ($result ne 'ok') {
1.188     bisitz   1946:     	    $r->print('<span class="LC_error">'
                   1947:                       .&mt('An error occurred ([_1]) while trying to create a new directory [_2].'
                   1948:                            ,$result,&display_file())
                   1949:                       .'</span><br />');
1.37      banghart 1950:         }
1.24      albertel 1951:     }
1.82      albertel 1952:     if ($newdir ne $env{'form.newdir'}) {
1.188     bisitz   1953:         $r->print(&mt('The new directory name was changed from [_1] to [_2].'
                   1954:                       ,'<strong>'.$env{'form.newdir'}.'</strong>','<strong>'.$newdir.'</strong>'));  
1.67      banghart 1955:     }
1.137     albertel 1956:     $r->print(&done(undef,$url));
1.94      raeburn  1957: }
                   1958: 
                   1959: sub get_portfolio_root {
1.163     raeburn  1960:     my ($udom,$uname,$group) = @_;
1.160     raeburn  1961:     if (!(defined($udom)) || !(defined($uname))) {
1.191     raeburn  1962:         ($uname,$udom) = &get_name_dom($group);
1.160     raeburn  1963:     }
1.163     raeburn  1964:     my $path = '/userfiles/portfolio';
                   1965:     if (!defined($group)) { 
                   1966:         if (defined($env{'form.group'})) {
                   1967:             $group = $env{'form.group'};      
                   1968:         }
1.94      raeburn  1969:     }
1.163     raeburn  1970:     if (defined($group)) {
                   1971:         $path = '/userfiles/groups/'.$group.'/portfolio';
                   1972:     } 
1.191     raeburn  1973:     return $path;
1.94      raeburn  1974: }
                   1975: 
1.126     raeburn  1976: sub get_group_quota {
                   1977:     my ($group) = @_;
                   1978:     my $group_quota; 
                   1979:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   1980:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                   1981:     my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
                   1982:     if (%curr_groups) {
                   1983:         my %group_info =  &Apache::longroup::get_group_settings(
                   1984:                                                     $curr_groups{$group});
                   1985:         $group_quota = $group_info{'quota'}; #expressed in Mb
                   1986:         if ($group_quota) {
                   1987:             $group_quota = 1000 * $group_quota; #expressed in k
1.191     raeburn  1988:         }
1.126     raeburn  1989:     }
                   1990:     return $group_quota;
1.191     raeburn  1991: }
1.126     raeburn  1992: 
1.94      raeburn  1993: sub get_dir_list {
1.191     raeburn  1994:     my ($portfolio_root,$path,$group) = @_;
1.176     albertel 1995:     $path ||= $env{'form.currentpath'};
1.191     raeburn  1996:     my ($uname,$udom) = &get_name_dom($group);
                   1997:     my $getpropath = 1;
                   1998:     return &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,$getpropath);
1.94      raeburn  1999: }
                   2000: 
                   2001: sub get_name_dom {
1.191     raeburn  2002:     my ($group) = @_;
1.94      raeburn  2003:     my ($uname,$udom);
1.191     raeburn  2004:     if (defined($group)) {
1.94      raeburn  2005:         $udom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   2006:         $uname = $env{'course.'.$env{'request.course.id'}.'.num'};
                   2007:     } else {
                   2008:         $udom = $env{'user.domain'};
                   2009:         $uname = $env{'user.name'};
                   2010:     }
                   2011:     return ($uname,$udom);
                   2012: }
                   2013: 
1.102     raeburn  2014: sub prepend_group {
1.138     albertel 2015:     my ($filename) = @_;
                   2016:     if (defined($env{'form.group'})) {
                   2017:         $filename = $env{'form.group'}.$filename;
1.102     raeburn  2018:     }
                   2019:     return $filename;
                   2020: }
                   2021: 
1.94      raeburn  2022: sub get_namespace {
                   2023:     my $namespace = 'portfolio';
1.138     albertel 2024:     if (defined($env{'form.group'})) {
1.191     raeburn  2025:         my ($uname,$udom) = &get_name_dom($env{'form.group'});
1.138     albertel 2026:         $namespace .= '_'.$udom.'_'.$uname.'_'.$env{'form.group'};
1.94      raeburn  2027:     }
                   2028:     return $namespace;
                   2029: }
                   2030: 
                   2031: sub get_port_path {
                   2032:     my $port_path;
1.138     albertel 2033:     if (defined($env{'form.group'})) {
                   2034:        $port_path = "groups/$env{'form.group'}/portfolio";
1.94      raeburn  2035:     } else {
                   2036:        $port_path = 'portfolio';
                   2037:     }
                   2038:     return $port_path;
1.24      albertel 2039: }
                   2040: 
1.120     raeburn  2041: sub missing_priv {
1.138     albertel 2042:     my ($r,$url,$priv) = @_;
1.120     raeburn  2043:     my $longtext = {
                   2044:                       upload => 'upload files',
                   2045:                       delete => 'delete files',
                   2046:                       rename => 'rename files',
                   2047:                       setacl => 'set access controls for files',
                   2048:                    };
                   2049:     my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"');
                   2050:     my $rtnlink = '<a href="'.$url;
                   2051:     if ($url =~ /\?/) {
                   2052:         $rtnlink .= '&';
                   2053:     } else {
                   2054:         $rtnlink .= '?';
                   2055:     }
                   2056:     $rtnlink .= 'currentpath='.$escpath;
1.188     bisitz   2057:     $r->print('<h3>'.&mt('Action disallowed').'</h3>');
1.120     raeburn  2058:     $r->print(&mt('You do not have sufficient privileges to [_1] ',
                   2059:                   $longtext->{$priv}));
1.138     albertel 2060:     if (defined($env{'form.group'})) {
1.120     raeburn  2061:         $r->print(&mt("in the group's file repository."));
1.137     albertel 2062:         $rtnlink .= &group_args()
1.120     raeburn  2063:     } else {
                   2064:         $r->print(&mt('in this portfolio.'));
                   2065:     }
1.188     bisitz   2066:     $rtnlink .= '">'.&mt('Return to directory').'</a>';
1.120     raeburn  2067:     $r->print('<br />'.$rtnlink);
                   2068:     $r->print(&Apache::loncommon::end_page());
                   2069:     return;
                   2070: }
                   2071: 
1.132     raeburn  2072: sub coursegrp_portfolio_header {
1.137     albertel 2073:     my ($cdom,$cnum,$grp_desc)=@_;
1.132     raeburn  2074:     my $gpterm  = &Apache::loncommon::group_term();
                   2075:     my $ucgpterm = $gpterm;
                   2076:     $ucgpterm =~ s/^(\w)/uc($1)/e;
1.137     albertel 2077:     if ($env{'form.ref'}) {
1.136     raeburn  2078:         &Apache::lonhtmlcommon::add_breadcrumb
                   2079:             ({href=>"/adm/coursegroups",
                   2080:               text=>"Groups",
                   2081:               title=>"Course Groups"});
                   2082:     }
1.132     raeburn  2083:     &Apache::lonhtmlcommon::add_breadcrumb
1.138     albertel 2084:         ({href=>"/adm/$cdom/$cnum/$env{'form.group'}/smppg?ref=$env{'form.ref'}",
1.132     raeburn  2085:           text=>"$ucgpterm: $grp_desc",
                   2086:           title=>"Go to group's home page"},
1.137     albertel 2087:          {href=>"/adm/coursegrp_portfolio?".&group_args(),
1.132     raeburn  2088:           text=>"Group Portfolio",
1.136     raeburn  2089:           title=>"Display group portfolio"});
1.132     raeburn  2090:     my $output = &Apache::lonhtmlcommon::breadcrumbs(
                   2091:                          &mt('[_1] portfolio files - [_2]',$gpterm,$grp_desc));
                   2092:     return $output;
                   2093: }
                   2094: 
1.174     raeburn  2095: sub get_quota {
                   2096:     my ($group) = @_;
                   2097:     my $disk_quota;
                   2098:     if (defined($group)) {
                   2099:         my $grp_quota = &get_group_quota($group); # quota expressed in k
                   2100:         if ($grp_quota ne '') {
                   2101:             $disk_quota = $grp_quota;
                   2102:         } else {
                   2103:             $disk_quota = 0;
                   2104:         }
                   2105:     } else {
                   2106:         $disk_quota = &Apache::loncommon::get_user_quota($env{'user.name'},
                   2107:                                     $env{'user.domain'}); #expressed in Mb
                   2108:         $disk_quota = 1000 * $disk_quota; # convert from Mb to kb
                   2109:     }
                   2110:     return $disk_quota;
                   2111: }
                   2112: 
1.195   ! raeburn  2113: sub suppress_embed_prompt {
        !          2114:     my $suppress_prompt = 0;
        !          2115:     if (($env{'request.role'} =~ /^st/) && ($env{'request.course.id'} ne '')) {
        !          2116:         if ($env{'course.'.$env{'request.course.id'}.'.suppress_embed_prompt'} eq 'yes') {
        !          2117:             $suppress_prompt = 1;
        !          2118:         }
        !          2119:     }
        !          2120:     return $suppress_prompt;
        !          2121: }
        !          2122: 
        !          2123: 
1.24      albertel 2124: sub handler {
                   2125:     # this handles file management
                   2126:     my $r = shift;
1.73      banghart 2127:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.108     raeburn  2128:          ['selectfile','currentpath','meta','lockinfo','currentfile','action',
                   2129: 	  'fieldname','mode','rename','continue','group','access','setnum',
1.136     raeburn  2130:           'cnum','cdom','type','setroles','showversions','ref']);
1.138     albertel 2131:     my ($uname,$udom,$portfolio_root,$url,$caller,$title,$group,$grp_desc);
1.94      raeburn  2132:     if ($r->uri =~ m|^(/adm/)([^/]+)|) {
                   2133:         $url = $1.$2;
                   2134:         $caller = $2;
                   2135:     }
1.137     albertel 2136:     my ($can_modify,$can_delete,$can_upload,$can_setacl);
1.94      raeburn  2137:     if ($caller eq 'coursegrp_portfolio') {
                   2138:     #  Needs to be in a course
                   2139:         if (! ($env{'request.course.fn'})) {
                   2140:         # Not in a course
                   2141:             $env{'user.error.msg'}=
                   2142:      "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio";
                   2143:             return HTTP_NOT_ACCEPTABLE;
                   2144:         }
                   2145:         my $earlyout = 0;
1.136     raeburn  2146:         my $view_permission = 
                   2147:            &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
1.137     albertel 2148:         $env{'form.group'} =~ s/\W//g;
1.138     albertel 2149: 	$group = $env{'form.group'};
1.191     raeburn  2150:         if ($group ne '') {
                   2151:             ($uname,$udom) = &get_name_dom($group);
1.99      raeburn  2152:             my %curr_groups = &Apache::longroup::coursegroups($udom,$uname,
1.98      albertel 2153: 							       $group); 
                   2154:             if (%curr_groups) {
1.132     raeburn  2155:                 my %grp_content = &Apache::longroup::get_group_settings(
                   2156:                                                          $curr_groups{$group});
                   2157:                 $grp_desc = &unescape($grp_content{'description'});
1.94      raeburn  2158:                 if (($view_permission) || (&Apache::lonnet::allowed('rgf',
                   2159:                                       $env{'request.course.id'}.'/'.$group))) {
1.138     albertel 2160:                     $portfolio_root = &get_portfolio_root();
1.94      raeburn  2161:                 } else {
1.185     banghart 2162:                     $r->print(&mt('You do not have the privileges required to access the shared files space for this group.'));
1.94      raeburn  2163:                     $earlyout = 1;
                   2164:                 }
                   2165:             } else {
1.185     banghart 2166:                 $r->print(&mt('Not a valid group for this course'));
1.94      raeburn  2167:                 $earlyout = 1;
                   2168:             }
1.188     bisitz   2169:             $title = &mt('Group files for [_1]', $group); 
1.94      raeburn  2170:         } else {
1.185     banghart 2171:             $r->print(&mt('Invalid group'));
1.94      raeburn  2172:             $earlyout = 1;
                   2173:         }
                   2174:         if ($earlyout) { return OK; }
1.126     raeburn  2175:         if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) {
1.120     raeburn  2176:             $can_modify = 1;
                   2177:             $can_delete = 1;
1.126     raeburn  2178:             $can_upload = 1;
                   2179:             $can_setacl = 1;
                   2180:         } else {
                   2181:             if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) {
                   2182:                 $can_setacl = 1;
                   2183:             }
                   2184:             if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) {
                   2185:                 $can_upload = 1;
                   2186:             }
                   2187:             if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) {
                   2188:                 $can_modify = 1;
                   2189:             }
                   2190:             if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) {
                   2191:                 $can_delete = 1;
                   2192:             }
1.120     raeburn  2193:         }
1.94      raeburn  2194:     } else {
                   2195:         ($uname,$udom) = &get_name_dom();
                   2196:         $portfolio_root = &get_portfolio_root();
                   2197:         $title = &mt('Portfolio Manager');
1.120     raeburn  2198:         $can_modify = 1;
                   2199:         $can_delete = 1;
                   2200:         $can_upload = 1;
                   2201:         $can_setacl = 1;
1.94      raeburn  2202:     }
                   2203: 
1.138     albertel 2204:     my $port_path = &get_port_path();
1.24      albertel 2205:     &Apache::loncommon::no_cache($r);
                   2206:     &Apache::loncommon::content_type($r,'text/html');
                   2207:     $r->send_http_header;
                   2208:     # Give the LON-CAPA page header
1.82      albertel 2209:     if ($env{"form.mode"} eq 'selectfile'){
1.96      albertel 2210:         $r->print(&Apache::loncommon::start_page($title,undef,
1.97      albertel 2211: 						 {'only_body' => 1}));
1.108     raeburn  2212:     } elsif ($env{'form.action'} eq 'rolepicker') {
                   2213:         $r->print(&Apache::loncommon::start_page('New role-based condition',undef,
                   2214:                                                  {'no_nav_bar'  => 1, }));
1.74      banghart 2215:     } else {
1.97      albertel 2216:         $r->print(&Apache::loncommon::start_page($title));
1.74      banghart 2217:     }
1.24      albertel 2218:     $r->rflush();
1.175     raeburn  2219:     my ($blocked,$blocktext) = 
                   2220:         &Apache::loncommon::blocking_status('port',$uname,$udom);
                   2221:     if ($blocked) {
                   2222:          $r->print($blocktext);
                   2223:          $r->print(&Apache::loncommon::end_page());
                   2224:          return OK;
                   2225:     }
1.88      albertel 2226: 	if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
1.185     banghart 2227:    	    $r->print('<span class="LC_error">');
1.188     bisitz   2228:    	    $r->print(&mt('No file was selected to upload.').' ');
                   2229: 	    $r->print(&mt('To upload a file, click <strong>Browse...</strong> and select a file, then click <strong>Upload</strong>.'));
1.185     banghart 2230: 	    $r->print('</span>');
1.40      banghart 2231: 	}
1.82      albertel 2232:     if ($env{'form.meta'}) {
1.94      raeburn  2233:         &open_form($r,$url);
1.185     banghart 2234:         $r->print(&mt('Edit the meta data').'<br />');
1.137     albertel 2235:         &close_form($r,$url);
1.70      banghart 2236:     }
1.82      albertel 2237:     if ($env{'form.store'}) {
1.70      banghart 2238:     }
                   2239: 
1.82      albertel 2240:     if ($env{'form.uploaddoc.filename'}) {
1.120     raeburn  2241:         if ($can_upload) {
1.137     albertel 2242: 	    &upload($r,$url,$group);
1.120     raeburn  2243:         } else {
1.138     albertel 2244:             &missing_priv($r,$url,'upload');
1.120     raeburn  2245:         }
1.176     albertel 2246:     } elsif ($env{'form.action'} eq 'upload_embedded') {
                   2247: 	if ($can_upload) {
1.195   ! raeburn  2248:             my $disk_quota = &get_quota($group);
        !          2249:             my $getpropath = 1;
        !          2250:             my $current_disk_usage = 
        !          2251:                 &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
        !          2252: 	    $r->print(
        !          2253:                 &Apache::loncommon::upload_embedded('portfolio',$port_path,$uname,$udom,
        !          2254:                     $group,$portfolio_root,$group,$disk_quota,$current_disk_usage));
        !          2255:             $r->print(&done(undef,$url));
1.176     albertel 2256:         } else {
                   2257:             &missing_priv($r,$url,'upload');
                   2258:         }
1.82      albertel 2259:     } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
1.120     raeburn  2260:         if ($can_delete) {
1.164     raeburn  2261: 	    &delete_confirmed($r,$url,$group);
1.120     raeburn  2262:         } else {
1.138     albertel 2263:             &missing_priv($r,$url,'delete');
1.120     raeburn  2264:         }
1.82      albertel 2265:     } elsif ($env{'form.action'} eq 'delete') {
1.120     raeburn  2266:         if ($can_delete) {
1.191     raeburn  2267: 	    &delete($r,$url,$group);
1.120     raeburn  2268:         } else {
1.138     albertel 2269:             &missing_priv($r,$url,'delete');
1.120     raeburn  2270:         }
1.82      albertel 2271:     } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
1.120     raeburn  2272:         if ($can_delete) {
1.191     raeburn  2273: 	    &delete_dir_confirmed($r,$url,$group);
1.120     raeburn  2274:         } else {
1.138     albertel 2275:             &missing_priv($r,$url,'delete');
1.120     raeburn  2276:         }
                   2277:     } elsif ($env{'form.action'} eq 'deletedir') {
                   2278:         if ($can_delete) {
1.137     albertel 2279: 	    &delete_dir($r,$url);
1.120     raeburn  2280:         } else {
1.138     albertel 2281:             &missing_priv($r,$url,'delete');
1.120     raeburn  2282:         }
1.82      albertel 2283:     } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
1.120     raeburn  2284:         if ($can_modify) {
1.164     raeburn  2285: 	    &rename_confirmed($r,$url,$group);
1.120     raeburn  2286:         } else {
1.138     albertel 2287:             &missing_priv($r,$url,'rename');
1.120     raeburn  2288:         }
1.82      albertel 2289:     } elsif ($env{'form.rename'}) {
                   2290:         $env{'form.selectfile'} = $env{'form.rename'};
                   2291:         $env{'form.action'} = 'rename';
1.120     raeburn  2292:         if ($can_modify) {
1.191     raeburn  2293: 	    &rename($r,$url,$group);
1.120     raeburn  2294:         } else {
1.138     albertel 2295:             &missing_priv($r,$url,'rename');
1.120     raeburn  2296:         }
1.104     raeburn  2297:     } elsif ($env{'form.access'}) {
                   2298:         $env{'form.selectfile'} = $env{'form.access'};
1.170     raeburn  2299:         if (!defined($env{'form.action'})) { 
                   2300:             $env{'form.action'} = 'chgaccess';
                   2301:         }
                   2302:         &display_access($r,$url,$group,$can_setacl,$port_path,$env{'form.action'});
                   2303:     } elsif (($env{'form.action'} eq 'chgaccess') || 
                   2304:              ($env{'form.action'} eq 'chgconditions')) {
1.120     raeburn  2305:         if ($can_setacl) {
1.137     albertel 2306:             &update_access($r,$url,$group,$port_path);
1.120     raeburn  2307:         } else {
1.138     albertel 2308:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2309:         }
1.108     raeburn  2310:     } elsif ($env{'form.action'} eq 'rolepicker') {
1.120     raeburn  2311:         if ($can_setacl) { 
                   2312:             &role_options_window($r);
                   2313:         } else {
1.138     albertel 2314:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2315:         }
1.82      albertel 2316:     } elsif ($env{'form.createdir'}) {
1.120     raeburn  2317:         if ($can_upload) {
1.191     raeburn  2318: 	    &createdir($r,$url,$group);
1.120     raeburn  2319:         } else {
1.138     albertel 2320:             &missing_priv($r,$url,'upload');
1.120     raeburn  2321:         }
1.82      albertel 2322:     } elsif ($env{'form.lockinfo'}) {
1.137     albertel 2323:         &lock_info($r,$url,$group);
1.24      albertel 2324:     } else {
                   2325: 	my $current_path='/';
1.82      albertel 2326: 	if ($env{'form.currentpath'}) {
                   2327: 	    $current_path = $env{'form.currentpath'};
1.24      albertel 2328: 	}
1.132     raeburn  2329:         if ($caller eq 'coursegrp_portfolio') {
                   2330:             &Apache::lonhtmlcommon::clear_breadcrumbs();
1.137     albertel 2331:             $r->print(&coursegrp_portfolio_header($udom,$uname,$grp_desc));
1.132     raeburn  2332:         }
1.192     raeburn  2333:         my @dir_list=&get_dir_list($portfolio_root,$current_path,$group);
1.46      albertel 2334: 	if ($dir_list[0] eq 'no_such_dir'){
                   2335: 	    # two main reasons for this:
                   2336:             #    1) never been here, so directory structure not created
                   2337: 	    #    2) back-button navigation after deleting a directory
                   2338: 	    if ($current_path eq '/'){
1.100     albertel 2339: 	        &Apache::lonnet::mkdiruserfile($uname,$udom,
1.138     albertel 2340: 					       &get_port_path());
1.46      albertel 2341: 	    } else {
                   2342:                 # some directory that snuck in get rid of the directory
                   2343:                 # from the recent pulldown, just in case
                   2344: 		&Apache::lonhtmlcommon::remove_recent('portfolio',
                   2345: 						      [$current_path]);
                   2346: 		$current_path = '/'; # force it back to the root        
                   2347: 	    }
                   2348: 	    # now grab the directory list again, for the first time
1.192     raeburn  2349:             @dir_list=&get_dir_list($portfolio_root,$current_path,$group);
1.43      banghart 2350:         }
1.46      albertel 2351: 	# need to know if directory is empty so it can be removed if desired
                   2352: 	my $is_empty=(@dir_list == 2);
1.137     albertel 2353: 	&display_common($r,$url,$current_path,$is_empty,\@dir_list,
                   2354: 			$can_upload);
1.138     albertel 2355:         &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group,
1.137     albertel 2356:                            $can_upload,$can_modify,$can_delete,$can_setacl);
1.95      albertel 2357: 	$r->print(&Apache::loncommon::end_page());
1.30      banghart 2358:     }
1.90      albertel 2359:     return OK;
1.2       banghart 2360: }
1.120     raeburn  2361: 
1.1       banghart 2362: 1;
                   2363: __END__

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