Annotation of loncom/interface/portfolio.pm, revision 1.196.2.2

1.125     albertel    1: # The LearningOnline Network
                      2: # portfolio browser
                      3: #
1.196.2.2! raeburn     4: # $Id: portfolio.pm,v 1.196.2.1 2008/12/12 15:38:53 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 {
1.196.2.2! raeburn    83:     my ($r,$url,$current_path,$is_empty,$dir_list,$can_upload,$group)=@_;
1.138     albertel   84:     my $namespace = &get_namespace();
                     85:     my $port_path = &get_port_path();
1.120     raeburn    86:     if ($can_upload) {
1.137     albertel   87:         my $groupitem = &group_form_data();
                     88: 
1.120     raeburn    89:         my $iconpath= $r->dir_config('lonIconsURL') . "/";
                     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');
1.196.2.2! raeburn   102:         my $help_portfolio = &Apache::loncommon::help_open_topic('Portfolio About', &mt('Help on the portfolio'));
        !           103:         $r->print(&display_usage($group));
1.195     raeburn   104:         my $parse_check;
                    105:         if (!&suppress_embed_prompt()) {
                    106:             $parse_check = <<"END";
                    107:         <br />
                    108:         <span class="LC_nobreak">
                    109:          <label>$text{'parse'}
                    110:          <input type="checkbox" name="parserflag" checked="checked" />
                    111:          </label>
                    112:         </span>
                    113: END
                    114:         }
1.196.2.2! raeburn   115:         $r->print(<<"TABLE");
        !           116: $help_portfolio
1.114     albertel  117: <table id="LC_portfolio_actions">
                    118:   <tr id="LC_portfolio_upload">
                    119:     <td class="LC_label">
1.113     albertel  120:       $text{'upload_label'}
                    121:     </td>
1.120     raeburn   122:     <td class="LC_value">
1.113     albertel  123:       <form method="post" enctype="multipart/form-data" action="$escuri">
1.120     raeburn   124:         $groupitem 
1.88      albertel  125:         <input name="uploaddoc" type="file" />
                    126: 	<input type="hidden" name="currentpath" value="$current_path" />
                    127: 	<input type="hidden" name="action" value="$env{"form.action"}" />
                    128: 	<input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
                    129: 	<input type="hidden" name="mode" value="$env{"form.mode"}" />
1.195     raeburn   130: 	<input type="submit" name="storeupl" value="$text{'upload'}" />
                    131: $help_fileupload
                    132: $parse_check
1.113     albertel  133:       </form>
                    134:     </td>
                    135:   </tr>
1.114     albertel  136:   <tr id="LC_portfolio_createdir">
                    137:     <td class="LC_label">
1.113     albertel  138:       $text{'createdir_label'}
                    139:     </td>
1.114     albertel  140:     <td class="LC_value">
1.113     albertel  141:       <form method="post" action="$escuri">
1.196.2.2! raeburn   142:         <input name="newdir" type="text" />$groupitem
1.88      albertel  143:         <input type="hidden" name="currentpath" value="$current_path" />
                    144:         <input type="hidden" name="action" value="$env{"form.action"}" />
                    145:         <input type="hidden" name="fieldname" value="$env{"form.fieldname"}" />
                    146:         <input type="hidden" name="mode" value="$env{"form.mode"}" />
1.167     rezaferr  147:         <input type="submit" name="createdir" value="$text{'createdir'}" />$help_createdir
1.113     albertel  148:       </form>
                    149:     </td>
                    150:   </tr>
1.88      albertel  151: </table>
                    152: TABLE
1.120     raeburn   153:     }
1.24      albertel  154:     my @tree = split (/\//,$current_path);
1.150     banghart  155:     my %anchor_fields = (
1.149     banghart  156:         'selectfile'    => $port_path,
                    157:         'currentpath'   => '/',
                    158:         'mode'          => $env{"form.mode"},
                    159:         'fieldname'     => $env{"form.fieldname"},
                    160:         'continue'      => $env{"form.continue"}
                    161:     );
                    162:     $r->print('<span class="LC_current_location">'.&make_anchor($url,\%anchor_fields,$port_path).'/');
1.19      banghart  163:     if (@tree > 1){
1.176     albertel  164:         my $newCurrentPath = '/';
1.19      banghart  165:         for (my $i = 1; $i< @tree; $i++){
                    166:             $newCurrentPath .= $tree[$i].'/';
1.150     banghart  167:             my %anchor_fields = (
1.149     banghart  168:                 'selectfile' => $tree[$i],
1.176     albertel  169:                 'currentpath' => $newCurrentPath,
1.149     banghart  170:                 'mode' => $env{"form.mode"},
                    171:                 'fieldname' => $env{"form.fieldname"},
                    172:                 'continue' => $env{"form.continue"}
                    173:             );
                    174:             $r->print(&make_anchor($url,\%anchor_fields,$tree[$i]).'/');
1.19      banghart  175:         }
                    176:     }
1.117     albertel  177:     $r->print('</span>');
1.168     albertel  178:     $r->print(&Apache::loncommon::help_open_topic('Portfolio ChangeDirectory'));
1.94      raeburn   179:     &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path);
1.137     albertel  180:     $r->print('<br /><form method="post" action="'.$url.'?mode='.$env{"form.mode"}.'&amp;fieldname='.$env{"form.fieldname"}.&group_args());
1.94      raeburn   181:     $r->print('">'.
                    182: 	      &Apache::lonhtmlcommon::select_recent($namespace,'currentpath',
1.22      albertel  183: 						    'this.form.submit();'));
1.21      banghart  184:     $r->print("</form>");
1.48      banghart  185: }
1.137     albertel  186: 
1.196.2.2! raeburn   187: sub display_usage {
        !           188:     my ($group) = @_;
        !           189:     my $disk_quota = &get_quota($group);
        !           190:     my $getpropath = 1;
        !           191:     my $portfolio_root = &get_portfolio_root();
        !           192:     my ($uname,$udom) = &get_name_dom($group);
        !           193:     my $current_disk_usage =
        !           194:          &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
        !           195:     my $usage = $current_disk_usage/1000;
        !           196:     my $quota = $disk_quota/1000;
        !           197:     my $percent;
        !           198:     if ($disk_quota == 0) {
        !           199:         $percent = 100.0;
        !           200:     } else {
        !           201:         $percent = 100*($current_disk_usage/$disk_quota);
        !           202:     }
        !           203:     $usage = sprintf("%.2f",$usage);
        !           204:     $quota = sprintf("%.2f",$quota);
        !           205:     $percent = sprintf("%.0f",$percent);
        !           206:     my ($color,$cssclass);
        !           207:     if ($percent <= 60) {
        !           208:         $color = '#00A000';
        !           209:     } elsif ($percent > 60 && $percent < 90) {
        !           210:         $color = '#FFD300';
        !           211:         $cssclass = 'class="LC_warning"';
        !           212:     } elsif( $percent >= 90) {
        !           213:         $color = '#FF0000';
        !           214:         $cssclass = 'class="LC_error"';
        !           215:     }
        !           216:     my $prog_width = $percent;
        !           217:     if ($prog_width > 100) {
        !           218:         $prog_width = 100;
        !           219:     }
        !           220:     my $disk_meter = '
        !           221:   <div align="left" '.$cssclass.'>'.&mt('Currently using [_1] of the [_2] available.',$usage.' MB <span style="font-weight:bold;">('.$percent.'%)</span>',$quota.' MB')."\n".
        !           222: '   <div style="display:block; margin-top:5px; margin-bottom:5px; margin-left:0px; margin-right:0px; width:400px; border:1px solid #000000; height:10px;">'."\n".
        !           223: '    <div style="display:block; background-color:'.$color.'; width:'.$prog_width.'%; height:10px; color:#000000; margin:0px;"></div>'."\n".
        !           224: '   </div>'."\n".
        !           225: '  </div><br />';
        !           226:     return $disk_meter;
        !           227: }
        !           228: 
1.134     banghart  229: sub display_directory_line {
1.156     albertel  230:     my ($r,$select_mode, $filename, $mtime, $size, $css_class,
1.137     albertel  231: 	$line, $access_controls, $curr_access, $now, $version_flag,
1.140     banghart  232: 	$href_location, $url, $current_path, $access_admin_text, $versions)=@_;
1.156     albertel  233: 
                    234:     my $fullpath =  &prepend_group($current_path.$filename);
1.137     albertel  235:     $r->print('<tr class="'.$css_class.'">');
1.153     banghart  236:     $r->print($line); # contains first two cells of table
1.155     banghart  237:     my $lock_info;
1.156     albertel  238:     if ($version_flag) { # versioned can't be versioned, so TRUE when root file
1.153     banghart  239:         $r->print('<td><img alt="" src="'.&Apache::loncommon::icon($filename).'" /></td>');
1.156     albertel  240:         $r->print('<td>'.$version_flag.'</td>');
1.153     banghart  241:     } else { # this is a graded or handed back file
1.191     raeburn   242:         my ($user,$domain) = &get_name_dom($env{'form.group'});
1.154     banghart  243:         my $permissions_hash = &Apache::lonnet::get_portfile_permissions($domain,$user);
1.156     albertel  244:         if (defined($$permissions_hash{$fullpath})) {
                    245:             foreach my $array_item (@{$$permissions_hash{$fullpath}}) {
1.155     banghart  246:                 if (ref($array_item) eq 'ARRAY') {
1.156     albertel  247:                     if ($$array_item[-1] eq 'handback') {
1.155     banghart  248:                         $lock_info = 'Handback';
1.156     albertel  249:                     } elsif ($$array_item[-1] eq 'graded') {
1.155     banghart  250:                         $lock_info = 'Graded';
1.154     banghart  251:                     }
1.155     banghart  252:                  }
1.154     banghart  253:             }
                    254:         }
1.156     albertel  255: 	if ($lock_info) {
                    256: 	    my %anchor_fields = ('lockinfo' => $fullpath);
1.161     banghart  257: 	    if ($versions) { # hold the folder open
                    258: 	        my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($fullpath);
                    259: 	        $fname =~ s|^/||;
                    260: 	        $anchor_fields{'showversions'} = $fname.'.'.$extension;
                    261: 	    }
1.156     albertel  262: 	    $lock_info = &make_anchor(undef,\%anchor_fields,$lock_info);
                    263: 	}
                    264: 	$r->print('<td colspan="2">'.$lock_info.'</td>');
1.153     banghart  265:     }
                    266:     # $r->print('<td>'.$$version_flag{$filename}.'</td><td>');
                    267:     $r->print('<td>'.&make_anchor($href_location.$filename,undef,$filename).'</td>'); 
1.137     albertel  268:     $r->print('<td>'.$size.'</td>');
                    269:     $r->print('<td>'.&Apache::lonlocal::locallocaltime($mtime).'</td>');
                    270:     if ($select_mode ne 'true') {
1.196.2.1  raeburn   271: 	$r->print('<td><span class="LC_nobreak">'.
1.137     albertel  272: 		  &mt($curr_access).'&nbsp;&nbsp;&nbsp;');
1.152     albertel  273:         my %anchor_fields = (
1.150     banghart  274:             'access' => $filename,
                    275:             'currentpath' => $current_path
                    276:         );
                    277: 	$r->print(&make_anchor($url, \%anchor_fields, $access_admin_text).'</span></td>');
1.137     albertel  278:     }
                    279:     $r->print('</tr>'.$/);
1.134     banghart  280: }
1.137     albertel  281: 
1.48      banghart  282: sub display_directory {
1.138     albertel  283:     my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload,
1.137     albertel  284:         $can_modify,$can_delete,$can_setacl)=@_;
1.48      banghart  285:     my $iconpath= $r->dir_config('lonIconsURL') . "/";
                    286:     my $display_out;
1.77      banghart  287:     my $select_mode;
                    288:     my $checked_files;
1.138     albertel  289:     my $port_path = &get_port_path();
1.191     raeburn   290:     my ($uname,$udom) = &get_name_dom($group);
1.120     raeburn   291:     my $access_admin_text = &mt('View Status');
                    292:     if ($can_setacl) {
                    293:         $access_admin_text = &mt('View/Change Status');
                    294:     }
                    295: 
1.102     raeburn   296:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    297:                                                                         $uname);
                    298:     my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash(
                    299:                                                   $current_permissions,$group);
                    300:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group);
                    301:     my $now = time;
1.170     raeburn   302:     if ($env{"form.mode"} eq 'selectfile') {
1.77      banghart  303: 	&select_files($r);
1.94      raeburn   304: 	$checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'});
1.77      banghart  305: 	$select_mode = 'true';
                    306:     } 
1.120     raeburn   307:     if ($is_empty && ($current_path ne '/') && $can_delete) {
1.137     albertel  308:         $display_out = '<form method="post" action="'.$url.'">'.
                    309: 	    &group_form_data().
1.30      banghart  310:         '<input type="hidden" name="action" value="deletedir" />'.
                    311:         '<input type="submit" name="deletedir" value="'.&mt("Delete Directory").'" />'.
                    312:         '<input type="hidden" name="selectfile" value="" />'.
                    313:         '<input type="hidden" name="currentpath" value="'.$current_path.'" />'.
                    314:         '</form>';
                    315:         
1.48      banghart  316:         $r->print($display_out);
1.31      albertel  317: 	return;
                    318:     }
1.77      banghart  319:     if ($select_mode eq 'true') {
1.113     albertel  320:         $r->print('<form method="post" name="checkselect" action="'.$url.'">');
1.119     albertel  321:         $r->print('<table id="LC_browser">'.
1.146     banghart  322:             '<tr><th>Select</th><th>&nbsp;</th><th>&nbsp;</th><th>Name</th><th>Size</th><th>Last Modified</th></tr>');
1.77      banghart  323:     } else {
1.113     albertel  324:         $r->print('<form method="post" action="'.$url.'">');
1.168     albertel  325: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio FileList',
1.187     bisitz    326: 						      &mt('Using the portfolio file list')));
1.119     albertel  327:         $r->print('<table id="LC_browser">'.
1.187     bisitz    328:                   '<tr>'
                    329:                  .'<th colspan="2">'.&mt('Actions'). &Apache::loncommon::help_open_topic('Portfolio FileAction').'</th>'
                    330:                  .'<th>&nbsp;</th><th>&nbsp;</th>'
                    331:                  .'<th>'.&mt('Name').&Apache::loncommon::help_open_topic('Portfolio OpenFile').'</th>'
                    332:                  .'<th>'.&mt('Size').'</th>'
                    333:                  .'<th>'.&mt('Last Modified').'</th>'
                    334:                  .'<th>'.&mt('Current Access Status').&Apache::loncommon::help_open_topic('Portfolio ShareFile').'</th>'
                    335:                  .'</tr>');
1.94      raeburn   336:     }
1.137     albertel  337:     $r->print("\n".&group_form_data()."\n");
                    338: 
1.94      raeburn   339:     my $href_location="/uploaded/$udom/$uname/$port_path".$current_path;
                    340:     my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path;
1.105     banghart  341:     my @dir_lines;
                    342:     my %versioned;
1.140     banghart  343:     foreach my $dir_line (sort 
1.26      albertel  344: 		      { 
                    345: 			  my ($afile)=split('&',$a,2);
                    346: 			  my ($bfile)=split('&',$b,2);
                    347: 			  return (lc($afile) cmp lc($bfile));
                    348: 		      } (@$dir_list)) {
1.140     banghart  349:     	my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16); 
1.77      banghart  350:     	$filename =~ s/\s+$//;
1.105     banghart  351:     	my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
                    352:     	if ($version) {
1.156     albertel  353: 	    my $fullpath = &prepend_group($current_path.$fname.'.'.$extension);
                    354:     	    push(@{ $versioned{$fullpath} },
                    355: 		 [$filename,$dom,$testdir,$size,$mtime,$obs,]);
1.131     banghart  356:     	} else {
                    357:     	    push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]);
1.105     banghart  358:     	}
                    359:     }
1.140     banghart  360:     foreach my $dir_line (@dir_lines) {
                    361:         my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$dir_line;
1.105     banghart  362:         my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename);
1.93      albertel  363:     	if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) {
1.156     albertel  364:     	    my $version_flag;
1.131     banghart  365:     	    my $show_versions;
1.156     albertel  366: 	    my $fullpath =  &prepend_group($current_path.$filename);
1.162     banghart  367:     	    if ($env{'form.showversions'} =~ /$filename/) {
1.131     banghart  368:     	        $show_versions = 'true';
                    369:     	    }
1.156     albertel  370:     	    if (exists($versioned{$fullpath})) {
1.152     albertel  371:     	        my %anchor_fields = (
1.156     albertel  372:     	            'selectfile' => $fullpath,
1.150     banghart  373:     	            'continue' => 'false',
                    374:     	            'currentpath' => $current_path,
                    375:     	        );
1.134     banghart  376:     	        if ($show_versions) {
1.162     banghart  377:     	            # Must preserve other possible showversion files
                    378:     	            my $version_remainder = $env{'form.showversions'};
                    379:     	            $version_remainder =~ s/$filename//g;    	            
                    380:     	            $anchor_fields{'showversions'} = $version_remainder;
1.156     albertel  381:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  382:                         '<img class="LC_icon" alt="'.&mt('opened folder').'" src="'.$iconpath.'folder_pointer_opened.gif" />');
1.134     banghart  383:     	        } else {
1.162     banghart  384:     	            # allow multiple files to show versioned
                    385:     	            $anchor_fields{'showversions'} = $env{'form.showversions'}.','.$filename;
1.156     albertel  386:                     $version_flag = &make_anchor('portfolio',\%anchor_fields,
1.150     banghart  387:                         '<img class="LC_icon" alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_pointer_closed.gif" />');
1.134     banghart  388:                 }
1.129     banghart  389:     	    } else {
1.156     albertel  390:     	        $version_flag = '&nbsp;';
1.129     banghart  391:     	    }
1.23      albertel  392:             if ($dirptr&$testdir) {
1.116     albertel  393: 		my $colspan='colspan="2"';
1.77      banghart  394:                 if ($select_mode eq 'true'){
1.116     albertel  395: 		    undef($colspan);
1.64      banghart  396:                 }
1.116     albertel  397: 		$r->print('<tr class="LC_browser_folder"><td '.$colspan.'><img alt="'.&mt('closed folder').'" src="'.$iconpath.'folder_closed.gif" /></td>');
1.188     bisitz    398:                 $r->print('<td>'.&mt('Go to ...').'</td>');
1.152     albertel  399:                 my %anchor_fields = (
1.149     banghart  400:                     'selectfile'    => $filename.'/',
                    401:                     'currentpath'   => $current_path.$filename.'/',
                    402:                     'mode'          => $env{"form.mode"},
                    403:                     'fieldname'     => $env{"form.fieldname"},
                    404:                     'continue'      => $env{"form.continue"}
                    405:                 );  
1.156     albertel  406:                 $r->print('<td>'.$version_flag.'</td><td>'.&make_anchor($url,\%anchor_fields,$filename.'/').'</td>'); 
1.47      banghart  407:                 $r->print('</tr>'); 
                    408:             } else {
1.116     albertel  409: 		my $css_class = 'LC_browser_file';
                    410: 		my $line;
1.124     albertel  411:                 if ($select_mode eq 'true') {
1.116     albertel  412:                     $line='<td><input type="checkbox" name="checkfile" value="'.$filename.'"';
                    413: 		    if ($$checked_files{$filename} eq 'selected') {
                    414:                         $line.=" checked ";
1.77      banghart  415:                     }
1.116     albertel  416: 		    $line.=' /></td>';
1.77      banghart  417:                 } else {
1.103     raeburn   418:                     if (exists $locked_files{$fullpath}) {
1.152     albertel  419:                         my %anchor_fields = (
1.156     albertel  420:                             'lockinfo' => $fullpath
1.150     banghart  421:                         );
1.188     bisitz    422:                         $line.='<td colspan="2">'.&make_anchor($url,\%anchor_fields,&mt('Locked')).'</td>';
1.116     albertel  423: 			$css_class= 'LC_browser_file_locked';
1.77      banghart  424:                     } else {
1.120     raeburn   425:                         if (!$can_modify) {
                    426:                             $line .= '<td colspan="2">';
                    427:                         } else {
                    428:                             $line .= '<td>';
                    429:                         }
                    430:                         if ($can_delete) {
                    431:                             $line .= '<input type="checkbox" name="selectfile" value="'.$filename.'" />';
                    432:                         }
                    433:                         if ($can_modify) {
1.146     banghart  434:                             my $cat='<img class="LC_icon" alt="'.&mt('Catalog Information').
1.120     raeburn   435:                             '" src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').'" />';
1.152     albertel  436:                             my %anchor_fields = (
1.150     banghart  437:                                 'rename' => $filename,
                    438:                                 currentpath => $current_path
                    439:                             );
1.188     bisitz    440:                             $line .= &make_anchor($url,\%anchor_fields,&mt('Rename'));
1.159     banghart  441:                             $line .= '</td><td>'.&make_anchor($href_edit_location.$filename.'.meta',\%anchor_fields,$cat);
1.150     banghart  442:                             # '<a href="'.$href_edit_location.$filename.'.meta">'.$cat.'</a>';
1.120     raeburn   443:                         }
                    444:                         $line .= '</td>';
1.77      banghart  445:                     }
1.61      banghart  446:                 }
1.124     albertel  447: 		my $curr_access;
                    448: 		if ($select_mode ne 'true') {
                    449: 		    my $pub_access = 0;
                    450: 		    my $guest_access = 0;
                    451: 		    my $cond_access = 0;
                    452: 		    foreach my $key (sort(keys(%{$access_controls{$fullpath}}))) {
                    453: 			my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    454: 			if (($now > $start) && (!$end || $end > $now)) {
                    455: 			    if ($scope eq 'public')  {
                    456: 				$pub_access = 1;
                    457: 			    } elsif ($scope eq 'guest') {
                    458: 				$guest_access = 1;
                    459: 			    } else {
                    460: 				$cond_access = 1;
                    461: 			    }
                    462: 			}
                    463: 		    }
                    464: 		    if (!$pub_access && !$guest_access && !$cond_access) {
                    465: 			$curr_access = &mt('Private');
                    466: 		    } else {
                    467: 			my @allaccesses; 
                    468: 			if ($pub_access) {
                    469: 			    push(@allaccesses,&mt('Public'));
                    470: 			}
                    471: 			if ($guest_access) {
                    472: 			    push(@allaccesses,&mt('Passphrase-protected'));
                    473: 			}
                    474: 			if ($cond_access) {
                    475: 			    push(@allaccesses,&mt('Conditional'));
                    476: 			}
                    477: 			$curr_access = join('+ ',@allaccesses);
                    478: 		    }
                    479: 		}
1.156     albertel  480:                 &display_directory_line($r,$select_mode, $filename, $mtime, $size, $css_class, $line, 
                    481:                                         \%access_controls, $curr_access,$now, $version_flag, $href_location, 
1.140     banghart  482:                                         $url, $current_path, $access_admin_text);
1.134     banghart  483: 		if ($show_versions) {
1.156     albertel  484: 		    foreach my $dir_line (@{ $versioned{$fullpath} }) {
                    485: 		        my ($v_filename,$dom,$testdir,$size,$mtime,$obs) =
                    486: 			    @$dir_line;
1.143     banghart  487:                         $line = '<td colspan="2">&nbsp;</td>';
1.156     albertel  488: 			&display_directory_line($r,$select_mode, $v_filename, $mtime, $size, 
                    489: 						$css_class, $line, \%access_controls, $curr_access, $now,
                    490: 						undef, $href_location, $url, $current_path, $access_admin_text, 1);
1.140     banghart  491: 		    }
1.134     banghart  492: 		}
1.47      banghart  493:             }
                    494:         }
                    495:     }
1.77      banghart  496:     if ($select_mode eq 'true') {
                    497:         $r->print('</table>
1.127     albertel  498:             <input type="hidden" name="continue" value="true" />
                    499:             <input type="hidden" name="fieldname" value="'.$env{'form.fieldname'}.'" />
                    500:             <input type="hidden" name="mode" value="selectfile" />
1.60      banghart  501:             <input type="submit" name="submit" value="Select checked files, and continue selecting." /><br />
1.48      banghart  502:             <input type="button" name="doit" onClick= "finishSelect();" value="Select checked files, and close window" />
                    503:             <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.77      banghart  504:         </form>');        
                    505:     } else {
1.120     raeburn   506:         $r->print('</table>');
                    507:         if ($can_delete) {
                    508:             $r->print('
1.196     schafran  509:         <input type="submit" name="doit" value="'.&mt('Delete Selected').'" />'.
1.168     albertel  510: 	&Apache::loncommon::help_open_topic('Portfolio DeleteFile').'
1.77      banghart  511:         <input type="hidden" name="action" value="delete" />
                    512:         <input type="hidden" name="currentpath" value="'.$current_path.'" />
1.120     raeburn   513:         </form>'
                    514:             );
                    515:         }
1.77      banghart  516:     }
1.47      banghart  517: }
1.72      banghart  518: 
1.24      albertel  519: sub open_form {
1.94      raeburn   520:     my ($r,$url)=@_;
1.65      banghart  521:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.102     raeburn   522:     $r->print('<form name="portform" method="post" action="'.$url.'">');
1.24      albertel  523:     $r->print('<input type="hidden" name="action" value="'.
1.82      albertel  524: 	      $env{'form.action'}.'" />');
1.24      albertel  525:     $r->print('<input type="hidden" name="confirmed" value="1" />');
1.65      banghart  526:     foreach (@files) {
                    527:         $r->print('<input type="hidden" name="selectfile" value="'.
                    528: 	      $_.'" />');
                    529:     }
1.24      albertel  530:     $r->print('<input type="hidden" name="currentpath" value="'.
1.82      albertel  531: 	      $env{'form.currentpath'}.'" />');
1.24      albertel  532: }
                    533: 
                    534: sub close_form {
1.137     albertel  535:     my ($r,$url,$button_text)=@_;
1.108     raeburn   536:     if (!defined($button_text)) {
                    537:         $button_text = {
                    538:                          'continue' => &mt('Continue'),
                    539:                          'cancel'   => &mt('Cancel'),
                    540:                        };
                    541:     }
1.138     albertel  542:     $r->print('<p><input type="submit" value="'.$button_text->{'continue'}.'" />');
1.137     albertel  543:     $r->print(&group_form_data().'</p></form>');
1.112     albertel  544:     $r->print('<form action="'.$url.'" method="post">
1.24      albertel  545:                <p>
                    546:               <input type="hidden" name="currentpath" value="'.
1.137     albertel  547: 	      $env{'form.currentpath'}.'" />'.
                    548: 	      &group_form_data());
1.108     raeburn   549:     $r->print("\n".'   <input type="submit" value="'.$button_text->{'cancel'}.'" />
1.94      raeburn   550:                </p></form>'); 
1.24      albertel  551: }
                    552: 
                    553: sub display_file {
1.27      albertel  554:     my ($path,$filename)=@_;
1.65      banghart  555:     my $display_file_text;
1.116     albertel  556:     my $file_start='<span class="LC_filename">';
                    557:     my $file_end='</span>';
1.82      albertel  558:     if (!defined($path)) { $path=$env{'form.currentpath'}; }
1.65      banghart  559:     if (!defined($filename)) { 
1.82      albertel  560:         $filename=$env{'form.selectfile'};
1.116     albertel  561:         $display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  562:     } elsif (ref($filename) eq "ARRAY") {
1.116     albertel  563:         foreach my $file (@$filename) {
                    564:             $display_file_text .= $file_start.$path.$file.$file_end.'<br />';
1.65      banghart  565:         }
                    566:     } elsif (ref($filename) eq "SCALAR") {
1.116     albertel  567:         $display_file_text = $file_start.$path.$$filename.$file_end;
                    568:     } else {
                    569: 	$display_file_text = $file_start.$path.$filename.$file_end;
1.65      banghart  570:     }
                    571:     return $display_file_text;
1.24      albertel  572: }
                    573: 
                    574: sub done {
1.137     albertel  575:     my ($message,$url)=@_;
1.76      banghart  576:     unless (defined $message) {
                    577:         $message='Done';
                    578:     }
1.153     banghart  579:     my %anchor_fields = (
1.161     banghart  580:         'showversions' => $env{'form.showversions'},
1.153     banghart  581:         'currentpath' => $env{'form.currentpath'},
                    582:         'fieldname' => $env{'form.fieldname'},
                    583:         'mode'      => $env{'form.mode'}
                    584:     );
                    585:     my $result = '<h3>'.&make_anchor($url,\%anchor_fields,&mt($message)).'</h3>';
1.94      raeburn   586:     return $result;
1.24      albertel  587: }
                    588: 
                    589: sub delete {
1.191     raeburn   590:     my ($r,$url,$group)=@_;
1.55      banghart  591:     my @check;
1.82      albertel  592:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.138     albertel  593:     $file_name = &prepend_group($file_name);
1.65      banghart  594:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
1.191     raeburn   595:     my ($uname,$udom) = &get_name_dom($group);
1.94      raeburn   596:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.190     raeburn   597:         $r->print(&mt('The file is locked and cannot be deleted.').'<br />');
1.137     albertel  598:         $r->print(&done('Back',$url));
1.55      banghart  599:     } else {
1.66      banghart  600:         if (scalar(@files)) {
1.94      raeburn   601:             &open_form($r,$url);
1.188     bisitz    602:             $r->print('<p>'.&mt('Delete [_1]?',&display_file(undef,\@files)).'</p>');
1.137     albertel  603:             &close_form($r,$url);
1.66      banghart  604:         } else {
                    605:             $r->print("No file was checked to delete.<br />");
1.137     albertel  606:             $r->print(&done(undef,$url));
1.66      banghart  607:         }
1.55      banghart  608:     }
1.24      albertel  609: } 
                    610: 
                    611: sub delete_confirmed {
1.164     raeburn   612:     my ($r,$url,$group)=@_;
1.65      banghart  613:     my @files=&Apache::loncommon::get_env_multiple('form.selectfile');
                    614:     my $result;
1.191     raeburn   615:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  616:     my $port_path = &get_port_path();
1.164     raeburn   617:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    618:                                                                         $uname);
1.65      banghart  619:     foreach my $delete_file (@files) {
1.94      raeburn   620:         $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.82      albertel  621: 					       $env{'form.currentpath'}.
1.65      banghart  622: 					       $delete_file);
                    623:         if ($result ne 'ok') {
1.187     bisitz    624: 	    $r->print('<span class="LC_error">'
                    625:                       .&mt('An error occurred ([_1]) while trying to delete [_2].'
                    626:                          ,$result,&display_file(undef, $delete_file))
                    627:                       .'</span><br /><br />');
1.164     raeburn   628:         } else {
                    629:             $r->print(&mt('File: [_1] deleted.',
                    630:                           &display_file(undef,$delete_file)));
                    631:             my $file_name = $env{'form.currentpath'}.$delete_file;
                    632:             $file_name = &prepend_group($file_name);
                    633:             my %access_controls = 
                    634:                     &Apache::lonnet::get_access_controls($current_permissions,
                    635:                                                          $group,$file_name);
                    636:             if (keys(%access_controls) > 0) {
                    637:                 my %changes; 
1.166     raeburn   638:                 foreach my $key (keys(%{$access_controls{$file_name}})) {
1.164     raeburn   639:                     $changes{'delete'}{$key} = 1;
                    640:                 }
                    641:                 if (keys(%changes) > 0) {
                    642:                     my ($outcome,$deloutcome,$new_values,$translation) =
                    643:                     &Apache::lonnet::modify_access_controls($file_name,\%changes,
                    644:                                                             $udom,$uname);
                    645:                     if ($outcome ne 'ok') {
1.182     albertel  646:                            $r->print('<br />'.&mt("An error occurred ([_1]) while ".
1.165     albertel  647:                                "trying to delete access controls for the file.",$outcome).
1.166     raeburn   648:                                '</span><br /><br />');
1.164     raeburn   649:                     } else {
                    650:                         if ($deloutcome eq 'ok') {
1.166     raeburn   651:                             $r->print('<br />'.&mt('Access controls also deleted for the file.').'<br /><br />');
1.164     raeburn   652:                         } else {
1.165     albertel  653:                             $r->print('<span class="LC_error">'.'<br />'.
1.182     albertel  654:                                &mt("An error occurred ([_1]) while ".
1.165     albertel  655:                                    "trying to delete access controls for the file.",$deloutcome).
1.166     raeburn   656:                                    '</span><br /><br />');
1.164     raeburn   657:                         }
                    658:                     }
                    659:                 }
                    660:             }
1.65      banghart  661:         }
1.24      albertel  662:     }
1.137     albertel  663:     $r->print(&done(undef,$url));
1.24      albertel  664: }
                    665: 
1.30      banghart  666: sub delete_dir {
1.137     albertel  667:     my ($r,$url)=@_;
1.94      raeburn   668:     &open_form($r,$url);
1.188     bisitz    669:      $r->print('<p>'.&mt('Delete [_1]?',&display_file()).'</p>');
1.137     albertel  670:     &close_form($r,$url);
1.30      banghart  671: } 
                    672: 
                    673: sub delete_dir_confirmed {
1.191     raeburn   674:     my ($r,$url,$group)=@_;
1.82      albertel  675:     my $directory_name = $env{'form.currentpath'};
1.81      albertel  676:     $directory_name =~ s|/$||; # remove any trailing slash
1.191     raeburn   677:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  678:     my $namespace = &get_namespace();
                    679:     my $port_path = &get_port_path();
1.94      raeburn   680:     my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path.
1.30      banghart  681: 					       $directory_name);
1.32      banghart  682: 					       
1.30      banghart  683:     if ($result ne 'ok') {
1.188     bisitz    684: 	$r->print('<span class="LC_error">'
                    685:                   .&mt('An error occurred (dir) ([_1]) while trying to delete [_2].'
                    686:                        ,$result,$directory_name)
                    687:                   .'</span><br />');
1.32      banghart  688:     } else {
1.41      banghart  689:         # now remove from recent
1.94      raeburn   690:         &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']);
1.32      banghart  691:         my @dirs = split m!/!, $directory_name;
                    692:         $directory_name='/';
                    693:         for (my $i=1; $i < (@dirs - 1); $i ++){
                    694:             $directory_name .= $dirs[$i].'/';
                    695:         }
1.82      albertel  696:         $env{'form.currentpath'} = $directory_name;
1.30      banghart  697:     }
1.137     albertel  698:     $r->print(&done(undef,$url));
1.30      banghart  699: }
                    700: 
1.24      albertel  701: sub rename {
1.191     raeburn   702:     my ($r,$url,$group)=@_;
1.82      albertel  703:     my $file_name = $env{'form.currentpath'}.$env{'form.rename'};
1.191     raeburn   704:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  705:     $file_name = &prepend_group($file_name);
1.94      raeburn   706:     if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.169     albertel  707:         $r->print("The file is locked and cannot be renamed.<br />");
1.137     albertel  708:         $r->print(&done(undef,$url));
1.55      banghart  709:     } else {
1.94      raeburn   710:         &open_form($r,$url);
1.188     bisitz    711:         $r->print('<p>'.&mt('Rename [_1] to [_2]?', &display_file()
1.196.2.2! raeburn   712:                   , '<input name="filenewname" type="text" size="50" />').'</p>');
1.137     albertel  713:         &close_form($r,$url);
1.55      banghart  714:     }
1.24      albertel  715: }
                    716: 
                    717: sub rename_confirmed {
1.164     raeburn   718:     my ($r,$url,$group)=@_;
1.82      albertel  719:     my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'});
1.191     raeburn   720:     my ($uname,$udom) = &get_name_dom($group);
1.138     albertel  721:     my $port_path = &get_port_path();
1.27      albertel  722:     if ($filenewname eq '') {
1.116     albertel  723: 	$r->print('<span class="LC_error">'.
1.27      albertel  724: 		  &mt("Error: no valid filename was provided to rename to.").
1.116     albertel  725: 		  '</span><br />');
1.137     albertel  726: 	$r->print(&done(undef,$url));
1.27      albertel  727: 	return;
                    728:     } 
1.164     raeburn   729:     my $chg_access;
1.27      albertel  730:     my $result=
1.94      raeburn   731: 	&Apache::lonnet::renameuserfile($uname,$udom,
                    732:             $port_path.$env{'form.currentpath'}.$env{'form.selectfile'},
                    733:             $port_path.$env{'form.currentpath'}.$filenewname);
1.164     raeburn   734:     if ($result eq 'ok') {
                    735:         $chg_access = &access_for_renamed($filenewname,$group,$udom,$uname);
                    736:     } else {      
1.116     albertel  737: 	$r->print('<span class="LC_error">'.
1.189     raeburn   738: 		  &mt('An error occurred ([_1]) while trying to rename [_2] to [_3].'
1.188     bisitz    739:                       ,$result,&display_file(),&display_file('',$filenewname))
                    740:                   .'</span><br />');
1.164     raeburn   741:         return;
1.27      albertel  742:     }
1.82      albertel  743:     if ($filenewname ne $env{'form.filenewname'}) {
1.116     albertel  744:         $r->print(&mt("The new file name was changed from:<br />[_1] to [_2]",
                    745: 		      '<strong>'.&display_file('',$env{'form.filenewname'}).'</strong>',
                    746: 		      '<strong>'.&display_file('',$filenewname).'</strong>'));
1.66      banghart  747:     }
1.164     raeburn   748:     $r->print($chg_access);
1.137     albertel  749:     $r->print(&done(undef,$url));
1.27      albertel  750: }
1.102     raeburn   751: 
1.164     raeburn   752: sub access_for_renamed {
                    753:     my ($filenewname,$group,$udom,$uname) = @_;
                    754:     my $oldfile = $env{'form.currentpath'}.$env{'form.selectfile'};
                    755:     $oldfile = &prepend_group($oldfile);
                    756:     my $newfile = $env{'form.currentpath'}.$filenewname;
                    757:     $newfile = &prepend_group($newfile);
                    758:     my $current_permissions =
1.165     albertel  759: 	&Apache::lonnet::get_portfile_permissions($udom,$uname);
1.164     raeburn   760:     my %access_controls =
1.165     albertel  761: 	&Apache::lonnet::get_access_controls($current_permissions,
                    762: 					     $group,$oldfile);
1.164     raeburn   763:     my $chg_text;
                    764:     if (keys(%access_controls) > 0) {
                    765:         my %change_old;
                    766:         my %change_new;
1.165     albertel  767:         foreach my $key (keys(%{$access_controls{$oldfile}})) {
1.164     raeburn   768:             $change_old{'delete'}{$key} = 1;
                    769:             $change_new{'activate'}{$key} = $access_controls{$oldfile}{$key};
                    770:         }
                    771:         my ($outcome,$deloutcome,$new_values,$translation) =
                    772:             &Apache::lonnet::modify_access_controls($oldfile,\%change_old,
1.165     albertel  773: 						    $udom,$uname);
1.164     raeburn   774:         if ($outcome ne 'ok') {
1.182     albertel  775:             $chg_text ='<br /><br />'.&mt("An error occurred ([_1]) while ".
1.165     albertel  776:                 "trying to delete access control records for the old name.",$outcome).
1.164     raeburn   777:                 '</span><br />';
                    778:         } else {
                    779:             if ($deloutcome ne 'ok') {
1.165     albertel  780:                 $chg_text = '<br /><br /><span class="LC_error"><br />'.
1.182     albertel  781: 		    &mt("An error occurred ([_1]) while ".
1.165     albertel  782: 			"trying to delete access control records for the old name.",$deloutcome).
                    783: 			'</span><br />';
1.164     raeburn   784:             }
                    785:         }
                    786:         ($outcome,$deloutcome,$new_values,$translation) =
                    787:             &Apache::lonnet::modify_access_controls($newfile,\%change_new,
                    788:                                                     $udom,$uname);
                    789:         if ($outcome ne 'ok') {
1.165     albertel  790:             $chg_text .= '<br /><br />'.
1.182     albertel  791: 		&mt("An error occurred ([_1]) while ".
1.165     albertel  792:                 "trying to update access control records for the new name.",$outcome).
1.164     raeburn   793:                 '</span><br />';
                    794:         }
                    795:         if ($chg_text eq '') {
                    796:             $chg_text = '<br /><br />'.&mt('Access controls updated to reflect the name change.');
                    797:         }
                    798:     }
                    799:     return $chg_text;
                    800: }
                    801: 
1.104     raeburn   802: sub display_access {
1.170     raeburn   803:     my ($r,$url,$group,$can_setacl,$port_path,$action) = @_;
1.191     raeburn   804:     my ($uname,$udom) = &get_name_dom($group);
1.104     raeburn   805:     my $file_name = $env{'form.currentpath'}.$env{'form.access'};
1.138     albertel  806:     $file_name = &prepend_group($file_name);
1.104     raeburn   807:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                    808:                                                                         $uname);
                    809:     my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group,$file_name);
1.120     raeburn   810:     my $aclcount = keys(%access_controls);
1.170     raeburn   811:     my ($header,$info);
                    812:     if ($action eq 'chgaccess') {
                    813:         $header = '<h3>'.&mt('Allowing others to retrieve file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>';
                    814:         $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.');
                    815:         $info .= '<br /><ul><li>'.&mt('Public files are available to anyone without the need for login.');
                    816:         $info .= '</li><li>'.&mt('Passphrase-protected files do not require log-in, but will require the viewer to enter the passphrase you set.');
                    817:         $info .= '</li><li>'.&explain_conditionals();
1.174     raeburn   818:         $info .= '</li></ul>'.
1.196.2.1  raeburn   819:                   &mt('A listing of files viewable without log-in is available at: ')."<a href=\"/adm/$udom/$uname/aboutme/portfolio\">".&Apache::lonnet::absolute_url($ENV{'SERVER_NAME'})."/adm/$udom/$uname/aboutme/portfolio</a>.<br />";
1.170     raeburn   820:         if ($group eq '') {
1.174     raeburn   821:             $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on your personal information page:");
                    822:         } else {
                    823:             $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on the course information page:");
                    824:         }
1.196.2.1  raeburn   825:         $info .= "<br /><a href=\"/adm/$udom/$uname/aboutme\">".&Apache::lonnet::absolute_url($ENV{'SERVER_NAME'})."/adm/$udom/$uname/aboutme</a><br />";
1.174     raeburn   826:         if ($group ne '') {
                    827:             $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   828:         }
                    829:     } else {
                    830:         $header = '<h3>'.&mt('Conditional access controls for file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'</h3>'.
                    831:                   &explain_conditionals().'<br />';
1.142     raeburn   832:     }
1.120     raeburn   833:     if ($can_setacl) {
                    834:         &open_form($r,$url);
                    835:         $r->print($header.$info);
1.187     bisitz    836: 	$r->print('<br />'.&Apache::loncommon::help_open_topic('Portfolio ShareFile SetAccess', &mt('Help on setting up share access')));
                    837: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile ChangeSetting', &mt('Help on changing settings')));
                    838: 	$r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile StopAccess', &mt('Help on removing share access')));
1.170     raeburn   839:         &access_setting_table($r,$url,$file_name,$access_controls{$file_name},
                    840:                               $action);
1.120     raeburn   841:         my $button_text = {
1.108     raeburn   842:                         'continue' => &mt('Proceed'),
1.188     bisitz    843:                         'cancel' => &mt('Return to directory'),
1.108     raeburn   844:                       };
1.137     albertel  845:         &close_form($r,$url,$button_text);
1.120     raeburn   846:     } else {
                    847:         $r->print($header);
                    848:         if ($aclcount) {  
                    849:             $r->print($info);
                    850:         }
1.137     albertel  851:         &view_access_settings($r,$url,$access_controls{$file_name},$aclcount);
1.120     raeburn   852:     }
                    853: }
                    854: 
1.170     raeburn   855: sub explain_conditionals {
                    856:     return
                    857:         &mt('Conditional files are accessible to logged-in users with accounts in the LON-CAPA network, who satisfy the conditions you set.').'<br />'."\n".
                    858:         &mt('The conditions can include affiliation with a particular course, or a user account in a specific domain.').'<br />'."\n".
                    859:         &mt('Alternatively access can be granted to people with specific LON-CAPA usernames and domains.');
                    860: }
                    861: 
1.120     raeburn   862: sub view_access_settings {
1.137     albertel  863:     my ($r,$url,$access_controls,$aclcount) = @_;
1.120     raeburn   864:     my ($showstart,$showend);
                    865:     my %todisplay;
                    866:     foreach my $key (sort(keys(%{$access_controls}))) {
                    867:         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    868:         $todisplay{$scope}{$key} = $$access_controls{$key};
                    869:     }
                    870:     if ($aclcount) {
1.188     bisitz    871:         $r->print('<h4>'.&mt('Current access controls defined for this file:').'</h4>');
1.120     raeburn   872:         $r->print(&Apache::loncommon::start_data_table());
                    873:         $r->print(&Apache::loncommon::start_data_table_header_row());
                    874:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                    875:                   '</th><th>'.&mt('Additional information').'</th>');
                    876:         $r->print(&Apache::loncommon::end_data_table_header_row());
                    877:         my $count = 1;
                    878:         my $chg = 'none';
                    879:         &build_access_summary($r,$count,$chg,%todisplay);
                    880:         $r->print(&Apache::loncommon::end_data_table());
                    881:     } else {
1.189     raeburn   882:         $r->print(&mt('No access control settings currently exist for this file.').'<br />');
1.120     raeburn   883:     }
1.153     banghart  884:     my %anchor_fields = (
                    885:         'currentpath' => $env{'form.currentpath'}
                    886:     );
1.188     bisitz    887:     $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Return to directory')));
1.120     raeburn   888:     return;
1.104     raeburn   889: }
                    890: 
1.120     raeburn   891: sub build_access_summary {
                    892:     my ($r,$count,$chg,%todisplay) = @_; 
                    893:     my ($showstart,$showend);
                    894:     my %scope_desc = (
                    895:                       public => 'Public',
                    896:                       guest => 'Passphrase-protected',
                    897:                       domains => 'Conditional: domain-based',
                    898:                       users => 'Conditional: user-based',
                    899:                       course => 'Conditional: course-based',
                    900:                      );
1.170     raeburn   901:     my @allscopes = ('public','guest','domains','users','course');
1.120     raeburn   902:     foreach my $scope (@allscopes) {
                    903:         if ((!(exists($todisplay{$scope}))) || (ref($todisplay{$scope}) ne 'HASH')) {
                    904:             next;
                    905:         }
                    906:         foreach my $key (sort(keys(%{$todisplay{$scope}}))) {
                    907:             if ($count) {
                    908:                 $r->print(&Apache::loncommon::start_data_table_row());
                    909:             }
                    910:             my ($num,$scope,$end,$start) = &unpack_acc_key($key);
                    911:             my $content = $todisplay{$scope}{$key};
                    912:             if ($chg eq 'delete') {
                    913:                 $showstart = &mt('Deleted');
                    914:                 $showend = $showstart;
                    915:             } else {
                    916:                 $showstart = localtime($start);
                    917:                 if ($end == 0) {
                    918:                     $showend = &mt('No end date');
                    919:                 } else {
                    920:                     $showend = localtime($end);
                    921:                 }
                    922:             }
                    923:             $r->print('<td>'.&mt($scope_desc{$scope}));
1.170     raeburn   924:             if ($scope eq 'course') {
1.120     raeburn   925:                 if ($chg ne 'delete') {
                    926:                     my $cid = $content->{'domain'}.'_'.$content->{'number'};
                    927:                     my %course_description = &Apache::lonnet::coursedescription($cid);
                    928:                     $r->print('<br />('.$course_description{'description'}.')');
                    929:                 }
                    930:             }
                    931:             $r->print('</td><td>'.&mt('Start: ').$showstart.
                    932:                   '<br />'.&mt('End: ').$showend.'</td><td>');
                    933:             if ($chg ne 'delete') {
                    934:                 if ($scope eq 'guest') {
                    935:                     $r->print(&mt('Passphrase').': '.$content->{'password'});
1.170     raeburn   936:                 } elsif ($scope eq 'course') {
1.172     raeburn   937:                     $r->print('<table width="100%"><tr>');
1.120     raeburn   938:                     $r->print('<th>'.&mt('Roles').'</th><th>'.
                    939:                           &mt('Access').'</th><th>'.
                    940:                                           &mt('Sections').'</th>');
1.170     raeburn   941:                     $r->print('<th>'.&mt('Groups').'</th>');
1.120     raeburn   942:                     $r->print('</tr>');
                    943:                     foreach my $id (sort(keys(%{$content->{'roles'}}))) {
                    944:                         $r->print('<tr>');
                    945:                         foreach my $item ('role','access','section','group') {
                    946:                             $r->print('<td>');
                    947:                             if ($item eq 'role') {
                    948:                                 my $ucscope = $scope;
                    949:                                 $ucscope =~ s/^(\w)/uc($1)/e;
                    950:                                 my $role_output;
                    951:                                 foreach my $role (@{$content->{'roles'}{$id}{$item}}) {
                    952:                                     if ($role eq 'all') {
                    953:                                         $role_output .= $role.',';
                    954:                                     } elsif ($role =~ /^cr/) {
                    955:                                         $role_output .= (split('/',$role))[3].',';
                    956:                                     } else {
                    957:                                         $role_output .= &Apache::lonnet::plaintext($role,$ucscope).',';
                    958:                                     }
                    959:                                 }
                    960:                                 $role_output =~ s/,$//;
                    961:                                 $r->print($role_output);
                    962:                             } else {
                    963:                                 $r->print(join(',',@{$content->{'roles'}{$id}{$item}}));
                    964:                             }
1.170     raeburn   965:                             $r->print('</td>');
1.120     raeburn   966:                         }
1.170     raeburn   967: 			$r->print('</tr>');
1.120     raeburn   968:                     }
1.170     raeburn   969: 		    $r->print('</table>');
1.120     raeburn   970:                 } elsif ($scope eq 'domains') {
                    971:                     $r->print(&mt('Domains: ').join(',',@{$content->{'dom'}}));
                    972:                 } elsif ($scope eq 'users') {
                    973:                     my $curr_user_list = &sort_users($content->{'users'});
                    974:                     $r->print(&mt('Users: ').$curr_user_list);
                    975:                 } else {
                    976:                     $r->print('&nbsp;');
                    977:                 }
                    978:             } else {
                    979:                 $r->print('&nbsp;');
                    980:             }
                    981:             $r->print('</td>');
                    982:             $r->print(&Apache::loncommon::end_data_table_row());
                    983:             $count ++;
                    984:         }
                    985:     }
                    986: }
                    987: 
                    988: 
1.104     raeburn   989: sub update_access {
1.137     albertel  990:     my ($r,$url,$group,$port_path) = @_;
1.104     raeburn   991:     my $totalprocessed = 0;
                    992:     my %processing;
                    993:     my %title  = (
1.108     raeburn   994:                          'activate' => 'New control(s) added',
                    995:                          'delete'   => 'Existing control(s) deleted',
                    996:                          'update'   => 'Existing control(s) modified',
1.104     raeburn   997:                      );
1.108     raeburn   998:     my $changes;
1.104     raeburn   999:     foreach my $chg (sort(keys(%title))) {     
                   1000:         @{$processing{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg);
                   1001:         $totalprocessed += @{$processing{$chg}};
                   1002:         foreach my $num (@{$processing{$chg}}) {
                   1003:             my $scope = $env{'form.scope_'.$num};
                   1004:             my ($start,$end) = &get_dates_from_form($num);
                   1005:             my $newkey = $num.':'.$scope.'_'.$end.'_'.$start;
                   1006:             if ($chg eq 'delete') {
                   1007:                 $$changes{$chg}{$newkey} = 1;
                   1008:             } else {
                   1009:                 $$changes{$chg}{$newkey} = 
1.108     raeburn  1010:                             &build_access_record($num,$scope,$start,$end,$chg);
1.104     raeburn  1011:             }
                   1012:         }
                   1013:     }
                   1014:     my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'};
1.142     raeburn  1015:     $r->print('<h3>'.&mt('Allowing others to retrieve file: [_1]',
1.133     raeburn  1016:               $port_path.$file_name).'</h3>'."\n");
1.138     albertel 1017:     $file_name = &prepend_group($file_name);
1.191     raeburn  1018:     my ($uname,$udom) = &get_name_dom($group);
1.104     raeburn  1019:     my ($errors,$outcome,$deloutcome,$new_values,$translation);
                   1020:     if ($totalprocessed) {
                   1021:         ($outcome,$deloutcome,$new_values,$translation) =
1.108     raeburn  1022:         &Apache::lonnet::modify_access_controls($file_name,$changes,$udom,
                   1023:                                                 $uname);
1.104     raeburn  1024:     }
1.108     raeburn  1025:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                   1026:                                                                        $uname);
1.109     albertel 1027:     my %access_controls = 
                   1028: 	&Apache::lonnet::get_access_controls($current_permissions,
                   1029: 					     $group,$file_name);
1.104     raeburn  1030:     if ($totalprocessed) {
                   1031:         if ($outcome eq 'ok') {
                   1032:             my $updated_controls = $access_controls{$file_name};
                   1033:             my ($showstart,$showend);
                   1034:             $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1035:             $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1036:             $r->print('<th>'.&mt('Type of change').'</th><th>'.
                   1037:                       &mt('Access control').'</th><th>'.&mt('Dates available').
                   1038:                       '</th><th>'.&mt('Additional information').'</th>');
1.110     albertel 1039:             $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn  1040:             foreach my $chg (sort(keys(%processing))) {
                   1041:                 if (@{$processing{$chg}} > 0) {
                   1042:                     if ($chg eq 'delete') {
                   1043:                         if (!($deloutcome eq 'ok')) {
1.116     albertel 1044:                             $errors .='<span class="LC_error">'.
                   1045: 				&mt('A problem occurred deleting access controls: [_1]',$deloutcome).
                   1046: 				'</span>';
1.104     raeburn  1047:                             next;
                   1048:                         }
                   1049:                     }
                   1050:                     my $numchgs = @{$processing{$chg}};
                   1051:                     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1052:                     $r->print('<td rowspan="'.$numchgs.'">'.&mt($title{$chg}).
                   1053:                               '.</td>');
1.104     raeburn  1054:                     my $count = 0;
1.120     raeburn  1055:                     my %todisplay;
1.104     raeburn  1056:                     foreach my $key (sort(keys(%{$$changes{$chg}}))) {
1.120     raeburn  1057:                         my ($num,$scope,$end,$start) = &unpack_acc_key($key);
1.104     raeburn  1058:                         my $newkey = $key;
                   1059:                         if ($chg eq 'activate') {
                   1060:                             $newkey =~ s/^(\d+)/$$translation{$1}/;
                   1061:                         }
1.120     raeburn  1062:                         $todisplay{$scope}{$newkey} = $$updated_controls{$newkey};
1.104     raeburn  1063:                     }
1.120     raeburn  1064:                     &build_access_summary($r,$count,$chg,%todisplay);  
1.104     raeburn  1065:                 }
                   1066:             }
                   1067:             $r->print(&Apache::loncommon::end_data_table());
                   1068:         } else {
                   1069:             if ((@{$processing{'activate'}} > 0) || (@{$processing{'update'}} > 0)) {
1.116     albertel 1070:                 $errors .= '<span class="LC_error">'.
1.179     albertel 1071: 		    &mt('A problem occurred saving access control settings: [_1]',$outcome).
1.116     albertel 1072: 		    '</span>';
1.104     raeburn  1073:             }
                   1074:         }
                   1075:         if ($errors) { 
                   1076:             $r->print($errors);
                   1077:         }
                   1078:     }
1.108     raeburn  1079:     my $allnew = 0;
                   1080:     my $totalnew = 0;
                   1081:     my $status = 'new';
                   1082:     my ($firstitem,$lastitem);
1.170     raeburn  1083:     foreach my $newitem ('course','domains','users') {
1.108     raeburn  1084:         $allnew += $env{'form.new'.$newitem};
                   1085:     }
                   1086:     if ($allnew > 0) {
                   1087:         my $now = time;
                   1088:         my $then = $now + (60*60*24*180); # six months approx.
1.138     albertel 1089:         &open_form($r,$url);
1.170     raeburn  1090:         foreach my $newitem ('course','domains','users') {
1.108     raeburn  1091:             if ($env{'form.new'.$newitem} > 0) {
1.188     bisitz   1092:                 $r->print('<br />'.&mt('Add new <b>[_1]-based</b> access control for portfolio file: <b>[_2]</b>',&mt($newitem),$env{'form.currentpath'}.$env{'form.selectfile'}).'<br /><br />');
1.108     raeburn  1093:                 $firstitem = $totalnew;
                   1094:                 $lastitem = $totalnew + $env{'form.new'.$newitem};
                   1095:                 $totalnew = $lastitem;
                   1096:                 my @numbers;   
                   1097:                 for (my $i=$firstitem; $i<$lastitem; $i++) {
                   1098:                     push (@numbers,$i);
                   1099:                 }
                   1100:                 &display_access_row($r,$status,$newitem,\@numbers,
                   1101:                                     $access_controls{$file_name},$now,$then);
                   1102:             }
                   1103:         }
1.137     albertel 1104:         &close_form($r,$url);
1.108     raeburn  1105:     } else {
1.153     banghart 1106:         my %anchor_fields = (
                   1107:             'currentpath' => $env{'form.currentpath'},
                   1108:             'access' => $env{'form.selectfile'}
                   1109:         );
                   1110:         $r->print('<br />'.&make_anchor($url, \%anchor_fields, &mt('Display all access settings for this file')));
                   1111:         delete $anchor_fields{'access'};
1.188     bisitz   1112:         $r->print('&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&make_anchor($url,\%anchor_fields,&mt('Return to directory')));
1.108     raeburn  1113:     }
1.104     raeburn  1114:     return;
                   1115: }
                   1116: 
                   1117: sub build_access_record {
1.108     raeburn  1118:     my ($num,$scope,$start,$end,$chg) = @_;
1.109     albertel 1119:     my $record = {
                   1120: 	type => $scope,
                   1121: 	time => {
                   1122: 	    start => $start,
                   1123: 	    end   => $end
                   1124: 	    },
                   1125: 	    };
                   1126: 		
                   1127:     if ($scope eq 'guest') {	
                   1128:         $record->{'password'} = $env{'form.password'};
1.170     raeburn  1129:     } elsif ($scope eq 'course') {
1.109     albertel 1130:         $record->{'domain'} = $env{'form.crsdom_'.$num};
                   1131: 	$record->{'number'} = $env{'form.crsnum_'.$num};
1.108     raeburn  1132:         my @role_ids;
1.109     albertel 1133:         my @delete_role_ids =
                   1134:             &Apache::loncommon::get_env_multiple('form.delete_role_'.$num);
                   1135: 	my @preserves =
                   1136: 	    &Apache::loncommon::get_env_multiple('form.preserve_role_'.$num);
                   1137: 	if (@delete_role_ids) {
                   1138: 	    foreach my $id (@preserves) {
                   1139: 		if (grep {$_ = $id} (@delete_role_ids)) {
                   1140: 		    next;
                   1141: 		}
                   1142: 		push(@role_ids,$id); 
                   1143: 	    }
                   1144: 	} else {
                   1145: 	    push(@role_ids,@preserves);
                   1146: 	}
                   1147: 
                   1148: 	my $next_id = $env{'form.add_role_'.$num};
                   1149: 	if ($next_id) {
                   1150: 	    push(@role_ids,$next_id);
                   1151: 	}
                   1152: 
1.108     raeburn  1153:         foreach my $id (@role_ids) {
                   1154:             my (@roles,@accesses,@sections,@groups);
                   1155:             if (($id == $next_id) && ($chg eq 'update')) {
1.109     albertel 1156:                 @roles    = split(/,/,$env{'form.role_'.$num.'_'.$next_id});
1.108     raeburn  1157:                 @accesses = split(/,/,$env{'form.access_'.$num.'_'.$next_id});
                   1158:                 @sections = split(/,/,$env{'form.section_'.$num.'_'.$next_id});
1.109     albertel 1159:                 @groups   = split(/,/,$env{'form.group_'.$num.'_'.$next_id});
1.108     raeburn  1160:             } else {
                   1161:                 @roles = &Apache::loncommon::get_env_multiple('form.role_'.$num.'_'.$id);
                   1162:                 @accesses = &Apache::loncommon::get_env_multiple('form.access_'.$num.'_'.$id);
                   1163:                 @sections = &Apache::loncommon::get_env_multiple('form.section_'.$num.'_'.$id);
                   1164:                 @groups = &Apache::loncommon::get_env_multiple('form.group_'.$num.'_'.$id);
                   1165:             }
1.109     albertel 1166: 	    $record->{'roles'}{$id}{'role'}    = \@roles;
                   1167: 	    $record->{'roles'}{$id}{'access'}  = \@accesses;
                   1168: 	    $record->{'roles'}{$id}{'section'} = \@sections;
                   1169: 	    $record->{'roles'}{$id}{'group'}   = \@groups;
1.108     raeburn  1170:         }
                   1171:     } elsif ($scope eq 'domains') {
                   1172:         my @doms = &Apache::loncommon::get_env_multiple('form.dom_'.$num);
1.109     albertel 1173: 	$record->{'dom'} = \@doms;
1.108     raeburn  1174:     } elsif ($scope eq 'users') {
                   1175:         my $userlist = $env{'form.users_'.$num};
1.109     albertel 1176:         $userlist =~ s/\s+//sg;
                   1177: 	my %userhash = map { ($_,1) } (split(/,/,$userlist));
                   1178:         foreach my $user (keys(%userhash)) {
1.108     raeburn  1179:             my ($uname,$udom) = split(/:/,$user);
1.109     albertel 1180: 	    push(@{$record->{'users'}}, {
                   1181: 		'uname' => $uname,
                   1182: 		'udom'  => $udom
                   1183: 		});
                   1184: 	}
1.108     raeburn  1185:     }
1.104     raeburn  1186:     return $record;
                   1187: }
                   1188: 
                   1189: sub get_dates_from_form {
                   1190:     my ($id) = @_;
                   1191:     my $startdate;
                   1192:     my $enddate;
                   1193:     $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate_'.$id);
                   1194:     $enddate   = &Apache::lonhtmlcommon::get_date_from_form('enddate_'.$id);
                   1195:     if ( exists ($env{'form.noend_'.$id}) ) {
                   1196:         $enddate = 0;
                   1197:     }
                   1198:     return ($startdate,$enddate);
                   1199: }
                   1200: 
1.108     raeburn  1201: sub sort_users {
1.109     albertel 1202:     my ($users) = @_; 
                   1203:     my @curr_users = map {
                   1204: 	$_->{'uname'}.':'.$_->{'udom'}
                   1205:     } (@{$users});
                   1206:     my $curr_user_list = join(",\n",sort(@curr_users));
1.108     raeburn  1207:     return $curr_user_list;
                   1208: }
                   1209: 
1.104     raeburn  1210: sub access_setting_table {
1.170     raeburn  1211:     my ($r,$url,$filename,$access_controls,$action) = @_;
1.104     raeburn  1212:     my ($public,$publictext);
1.170     raeburn  1213:     $publictext ='Off';
1.104     raeburn  1214:     my ($guest,$guesttext);
1.170     raeburn  1215:     $guesttext = 'Off';
1.104     raeburn  1216:     my @courses = ();
                   1217:     my @domains = ();
                   1218:     my @users = ();
                   1219:     my $now = time;
                   1220:     my $then = $now + (60*60*24*180); # six months approx.
1.108     raeburn  1221:     my ($num,$scope,$publicnum,$guestnum);
1.170     raeburn  1222:     my (%acl_count,%end,%start,%conditionals);
1.104     raeburn  1223:     foreach my $key (sort(keys(%{$access_controls}))) {
1.108     raeburn  1224:         ($num,$scope,$end{$key},$start{$key}) = &unpack_acc_key($key);
1.104     raeburn  1225:         if ($scope eq 'public') {
                   1226:             $public = $key;
1.108     raeburn  1227:             $publicnum = $num;
                   1228:             $publictext = &acl_status($start{$key},$end{$key},$now);
                   1229:         } elsif ($scope eq 'guest') {
                   1230:             $guest=$key;
                   1231:             $guestnum = $num;  
                   1232:             $guesttext = &acl_status($start{$key},$end{$key},$now);
1.170     raeburn  1233:         } else {
                   1234:             $conditionals{$scope}{$key} = $$access_controls{$key};
                   1235:             if ($scope eq 'course') {
                   1236:                 push(@courses,$key);
                   1237:             } elsif ($scope eq 'domains') {
                   1238:                 push(@domains,$key);
                   1239:             } elsif ($scope eq 'users') {
                   1240:                 push(@users,$key);
                   1241:             }
1.104     raeburn  1242:         }
1.108     raeburn  1243:         $acl_count{$scope} ++;
1.104     raeburn  1244:     }
1.108     raeburn  1245:     $r->print('<table border="0"><tr><td valign="top">');
1.170     raeburn  1246:     if ($action eq 'chgaccess') {
                   1247:         &standard_settings($r,$now,$then,$url,$filename,\%acl_count,\%start,
                   1248:                            \%end,$public,$publicnum,$publictext,$guest,$guestnum,
                   1249:                            $guesttext,$access_controls,%conditionals);
                   1250:     } else {
                   1251:         &condition_setting($r,$access_controls,$now,$then,\%acl_count,
                   1252:                            \@domains,\@users,\@courses);
                   1253:     }
                   1254:     $r->print('</td></tr></table>');
                   1255: }
                   1256: 
                   1257: sub standard_settings {
                   1258:     my ($r,$now,$then,$url,$filename,$acl_count,$start,$end,$public,$publicnum,
                   1259:       $publictext,$guest,$guestnum,$guesttext,$access_controls,%conditionals)=@_;
1.187     bisitz   1260:     $r->print('<h3>'.&mt('Public access: [_1]',&mt($publictext)).'</h3>');
1.104     raeburn  1261:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1262:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1263:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').'</th>');
1.110     albertel 1264:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.104     raeburn  1265:     $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1266:     if ($public) {
                   1267:         $r->print('<td>'.&actionbox('old',$publicnum,'public').'</td><td>'.
1.170     raeburn  1268:              &dateboxes($publicnum,$start->{$public},$end->{$public}).'</td>');
1.108     raeburn  1269:     } else {
                   1270:         $r->print('<td>'.&actionbox('new','0','public').'</td><td>'.
                   1271:                   &dateboxes('0',$now,$then).'</td>');
                   1272:     }
                   1273:     $r->print(&Apache::loncommon::end_data_table_row());
                   1274:     $r->print(&Apache::loncommon::end_data_table());
                   1275:     $r->print('</td><td width="40">&nbsp;</td><td valign="top">');
1.187     bisitz   1276:     $r->print('<h3>'.&mt('Passphrase-protected access: [_1]',&mt($guesttext)).'</h3>');
1.104     raeburn  1277:     $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1278:     $r->print(&Apache::loncommon::start_data_table_header_row());
1.108     raeburn  1279:     $r->print('<th>'.&mt('Action').'</th><th>'.&mt('Dates available').
1.120     raeburn  1280:               '</th><th>'. &mt('Passphrase').'</th>');
1.110     albertel 1281:     $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1282:     $r->print(&Apache::loncommon::start_data_table_row());
                   1283:     my $passwd;
                   1284:     if ($guest) {
1.109     albertel 1285:         $passwd = $$access_controls{$guest}{'password'};
1.108     raeburn  1286:         $r->print('<td>'.&actionbox('old',$guestnum,'guest').'</td><td>'.
1.170     raeburn  1287:               &dateboxes($guestnum,$start->{$guest},$end->{$guest}).'</td>');
1.108     raeburn  1288:     } else {
                   1289:         $r->print('<td>'.&actionbox('new','1','guest').'</td><td>'.
                   1290:                   &dateboxes('1',$now,$then).'</td>');
1.104     raeburn  1291:     }
1.108     raeburn  1292:     $r->print('<td><input type="text" size="15" name="password" value="'.
                   1293:               $passwd.'" /></td>');
1.104     raeburn  1294:     $r->print(&Apache::loncommon::end_data_table_row());
                   1295:     $r->print(&Apache::loncommon::end_data_table());
1.170     raeburn  1296:     $r->print('</td></tr><tr><td colspan="3">&nbsp;</td></tr>'.
                   1297:               '<tr><td colspan="3">');
                   1298:     my $numconditionals = 0;
                   1299:     my $conditionstext;
                   1300:     my %cond_status;
                   1301:     foreach my $scope ('domains','users','course') {
                   1302:         $numconditionals += $acl_count->{$scope}; 
                   1303:         if ($acl_count->{$scope} > 0) {
                   1304:             if ($conditionstext ne 'Active') { 
                   1305:                 foreach my $key (keys(%{$conditionals{$scope}})) {
                   1306:                     $conditionstext = &acl_status($start->{$key},$end->{$key},$now);
                   1307:                     if ($conditionstext eq 'Active') {
                   1308:                        last;
                   1309:                     }
                   1310:                 }
                   1311:             }
                   1312:         }
                   1313:     }
                   1314:     if ($conditionstext eq '') {
                   1315:         $conditionstext = 'Off';
                   1316:     }
                   1317:     my %anchor_fields = (
                   1318:             'access' => $env{'form.selectfile'},
                   1319:             'action' => 'chgconditions',
                   1320:             'currentpath' => $env{'form.currentpath'},
                   1321:         );
1.187     bisitz   1322:     $r->print('<h3>'.&mt('Conditional access: [_1]',&mt($conditionstext)).'</h3>');
1.170     raeburn  1323:     if ($numconditionals > 0) {
                   1324:         my $count = 1;
                   1325:         my $chg = 'none';
                   1326:         $r->print(&mt('You have previously set [_1] conditional access controls.',$numconditionals).' '.&make_anchor($url,\%anchor_fields,&mt('Change Conditions')).'<br /><br />');
                   1327:         $r->print(&Apache::loncommon::start_data_table());
                   1328:         $r->print(&Apache::loncommon::start_data_table_header_row());
                   1329:         $r->print('<th>'.&mt('Access control').'</th><th>'.&mt('Dates available').
                   1330:                   '</th><th>'.&mt('Additional information').'</th>');
                   1331:         $r->print(&Apache::loncommon::end_data_table_header_row());
                   1332:         &build_access_summary($r,$count,$chg,%conditionals);
                   1333:         $r->print(&Apache::loncommon::end_data_table());
                   1334:     } else {
                   1335:         $r->print(&make_anchor($url,\%anchor_fields,&mt('Add conditional access')).' '.&mt('based on domain, username, or course affiliation.'));
                   1336:     }
                   1337: }
                   1338: 
                   1339: sub condition_setting {
                   1340:     my ($r,$access_controls,$now,$then,$acl_count,$domains,$users,$courses) = @_;
                   1341:     $r->print('<tr><td valign="top">');
                   1342:     &access_element($r,'domains',$acl_count,$domains,$access_controls,$now,$then);
1.158     albertel 1343:     $r->print('</td><td>&nbsp;</td><td valign="top">');
1.170     raeburn  1344:     &access_element($r,'users',$acl_count,$users,$access_controls,$now,$then);
1.158     albertel 1345:     $r->print('</td></tr><tr><td colspan="3"></td></tr><tr>');
1.170     raeburn  1346:     if ($acl_count->{course} > 0) {
1.158     albertel 1347:         $r->print('<td colspan="3" valign="top">');
                   1348:     } else {
                   1349:         $r->print('<td valign="top">');
                   1350:     }
1.170     raeburn  1351:     &access_element($r,'course',$acl_count,$courses,$access_controls,$now,$then);
1.158     albertel 1352:     $r->print('</td>');
1.108     raeburn  1353:     $r->print('</td></tr></table>');
                   1354: }
                   1355: 
                   1356: sub acl_status {
                   1357:     my ($start,$end,$now) = @_;
                   1358:     if ($start > $now) {
1.170     raeburn  1359:         return 'Inactive';
1.108     raeburn  1360:     }
                   1361:     if ($end && $end<$now) {
1.170     raeburn  1362:         return 'Inactive';
1.108     raeburn  1363:     }
1.170     raeburn  1364:     return 'Active';
1.108     raeburn  1365: }
                   1366: 
                   1367: sub access_element {
                   1368:     my ($r,$type,$acl_count,$items,$access_controls,$now,$then) = @_;
                   1369:     my $title = $type;
                   1370:     $title =~ s/s$//;
                   1371:     $title =~ s/^(\w)/uc($1)/e;
1.188     bisitz   1372:     $r->print('<h3>'.&mt('[_1]-based conditional access: ',&mt($title)));
1.108     raeburn  1373:     if ($$acl_count{$type}) {
                   1374:         $r->print($$acl_count{$type}.' ');
                   1375:         if ($$acl_count{$type} > 1) {
                   1376:             $r->print(&mt('conditions'));
                   1377:         } else {
                   1378:             $r->print(&mt('condition'));
                   1379:         }
                   1380:     } else {
                   1381:         $r->print(&mt('Off'));
                   1382:     }
                   1383:     $r->print('</h3>');
                   1384:     &display_access_row($r,'old',$type,$items,$access_controls,$now,$then);
                   1385:     return;
                   1386: }
                   1387: 
                   1388: sub display_access_row {
                   1389:     my ($r,$status,$type,$items,$access_controls,$now,$then) = @_;
                   1390:     if (@{$items} > 0) {
                   1391:         my @all_doms;
                   1392:         my $colspan = 3;
                   1393:         my $uctype = $type;
                   1394:         $uctype =~ s/^(\w)/uc($1)/e;
                   1395:         $r->print(&Apache::loncommon::start_data_table());
1.110     albertel 1396:         $r->print(&Apache::loncommon::start_data_table_header_row());
                   1397:         $r->print('<th>'.&mt('Action?').'</th><th>'.&mt($uctype).'</th><th>'.
1.108     raeburn  1398:               &mt('Dates available').'</th>');
1.172     raeburn  1399:         if ($type eq 'course' && $status eq 'old') {
1.108     raeburn  1400:             $r->print('<th>'.&mt('Allowed [_1] member affiliations',$type).
                   1401:                       '</th>');
                   1402:             $colspan ++;
                   1403:         } elsif ($type eq 'domains') {
1.178     albertel 1404:             @all_doms = sort(&Apache::lonnet::all_domains());
1.108     raeburn  1405:         }
1.110     albertel 1406:         $r->print(&Apache::loncommon::end_data_table_header_row());
1.108     raeburn  1407:         foreach my $key (@{$items}) {
1.118     albertel 1408: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.170     raeburn  1409:             if ($type eq 'course') {
1.118     albertel 1410:                 &course_row($r,$status,$type,$key,$access_controls,$now,$then);
1.108     raeburn  1411:             } elsif ($type eq 'domains') {
                   1412:                 &domains_row($r,$status,$key,\@all_doms,$access_controls,$now,
                   1413:                             $then);
                   1414:             } elsif ($type eq 'users') {
                   1415:                 &users_row($r,$status,$key,$access_controls,$now,$then);
                   1416:             }
1.118     albertel 1417: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1418:         }
                   1419:         if ($status eq 'old') {
1.111     albertel 1420: 	    $r->print(&Apache::loncommon::start_data_table_row());
1.108     raeburn  1421:             $r->print('<td colspan="',$colspan.'">'.&additional_item($type).
                   1422:                       '</td>');
1.111     albertel 1423: 	    $r->print(&Apache::loncommon::end_data_table_row());
1.108     raeburn  1424:         }
                   1425:         $r->print(&Apache::loncommon::end_data_table());
                   1426:     } else {
1.188     bisitz   1427:         $r->print(&mt('No [_1]-based conditions defined.',&mt($type)).'<br />'
1.187     bisitz   1428:                   .&additional_item($type));
1.108     raeburn  1429:     }
                   1430:     return;
                   1431: }
                   1432: 
1.110     albertel 1433: sub course_js {
                   1434:     return qq|
1.108     raeburn  1435: <script type="text/javascript">
1.172     raeburn  1436: function setRoleOptions(num,roleid,cdom,cnum,type) {
                   1437:     updateIndexNum = getIndexByValue('update',num);
                   1438:     var addItem = 'add_role_'+num;
                   1439:     var addIndexNum = getIndexByName(addItem);
                   1440:     if (document.portform.elements[addItem].checked) {
                   1441:         document.portform.elements[updateIndexNum].checked = true;
                   1442:         var url = '/adm/portfolio?action=rolepicker&setroles='+num+'_'+roleid+'&cnum='+cnum+'&cdom='+cdom+'&type='+type;
1.108     raeburn  1443:         var title = 'Roles_Chooser';
                   1444:         var options = 'scrollbars=1,resizable=1,menubar=0';
                   1445:         options += ',width=700,height=600';
                   1446:         rolebrowser = open(url,title,options,'1');
                   1447:         rolebrowser.focus();
                   1448:     } else {
1.172     raeburn  1449:         addArray = new Array ('role','access','section','group');
                   1450:         for (var j=0;j<addArray.length;j++) {
                   1451:             var itemIndex = getIndexByName(addArray[j]+'_'+num+'_'+roleid);
                   1452:             document.portform.elements[itemIndex].value = '';
1.108     raeburn  1453:         }
                   1454:     }
                   1455: }
                   1456: 
1.172     raeburn  1457: function getIndexByName(item) {
1.108     raeburn  1458:     for (var i=0;i<document.portform.elements.length;i++) {
1.172     raeburn  1459:         if (document.portform.elements[i].name == item) {
1.108     raeburn  1460:             return i;
                   1461:         }
                   1462:     }
                   1463:     return -1;
                   1464: }
                   1465: 
1.172     raeburn  1466: function getIndexByValue(name,value) {
1.108     raeburn  1467:     for (var i=0;i<document.portform.elements.length;i++) {
                   1468:         if (document.portform.elements[i].name == name && document.portform.elements[i].value == value) {
                   1469:             return i;
                   1470:         }
                   1471:     }
                   1472:     return -1;
                   1473: }
                   1474: 
                   1475: </script>
1.110     albertel 1476: |;
                   1477: }
                   1478: 
                   1479: sub course_row {
1.118     albertel 1480:     my ($r,$status,$type,$item,$access_controls,$now,$then) = @_;
1.115     raeburn  1481:     my $content;
1.110     albertel 1482:     my $defdom = $env{'user.domain'};
                   1483:     if ($status eq 'old') {
1.115     raeburn  1484:         $content = $$access_controls{$item}; 
                   1485:         $defdom =  $content->{'domain'};
1.110     albertel 1486:     }
                   1487:     my $js = &Apache::loncommon::coursebrowser_javascript($defdom)
                   1488: 	.&course_js();
1.120     raeburn  1489:     my $uctype = $type;
                   1490:     $uctype =~ s/^(\w)/uc($1)/e;
1.108     raeburn  1491:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1492:                                                     $type);
1.110     albertel 1493:     $r->print('<td>'.$js.&actionbox($status,$num,$scope).'</td>');
1.108     raeburn  1494:     if ($status eq 'old') {
1.115     raeburn  1495:         my $cid = $content->{'domain'}.'_'.$content->{'number'};
1.108     raeburn  1496:         my %course_description = &Apache::lonnet::coursedescription($cid);
1.115     raeburn  1497:         $r->print('<td><input type="hidden" name="crsdom_'.$num.'" value="'.$content->{'domain'}.'" /><input type="hidden" name="crsnum_'.$num.'" value="'.$content->{'number'}.'" />'.$course_description{'description'}.'</td>');
1.108     raeburn  1498:     } elsif ($status eq 'new') {
1.172     raeburn  1499:         $r->print('<td>'.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$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  1500:     }
1.172     raeburn  1501:     $r->print('<td>'.&dateboxes($num,$start,$end));
                   1502:     my $newrole_id = 1;
1.108     raeburn  1503:     if ($status eq 'old') {
1.172     raeburn  1504:         $r->print('</td><td>');
1.108     raeburn  1505:         my $max_id = 0;
1.172     raeburn  1506:         if (keys(%{$content->{'roles'}}) > 0) {
                   1507:             $r->print('<table><tr><th>'.&mt('Action').'</th>'.
                   1508:                       '<th>'.&mt('Roles').'</th>'.
                   1509:                       '<th>'.&mt('Access').'</th>'.
                   1510:                       '<th>'.&mt('Sections').'</th>'.
                   1511:                       '<th>'.&mt('Groups').'</th></tr>');
                   1512:             foreach my $role_id (sort(keys(%{$content->{'roles'}}))) {
                   1513:                 if ($role_id > $max_id) {
                   1514:                     $max_id = $role_id;
                   1515:                 }
                   1516:                 $max_id ++;
                   1517:                 my $role_selects = &role_selectors($num,$role_id,$type,$content,'display');
1.196.2.1  raeburn  1518:                 $r->print('<tr><td><span class="LC_nobreak"><label><input type="checkbox" name="delete_role_'.$num.'" value="'.$role_id.'" />'.&mt('Delete').'</label></span><br /><input type="hidden" name="preserve_role_'.$num.'" value="'.$role_id.'" /></td>'.$role_selects.'</tr>');
1.172     raeburn  1519:             }
                   1520:             $r->print('</table>');
                   1521:         }
                   1522:         $r->print('<br />'.&mt('Add a roles-based condition').
                   1523:                   '&nbsp;<input type="checkbox" name ="add_role_'.
                   1524:                   $num.'" onClick="javascript:setRoleOptions('."'$num',
                   1525:                   '$max_id','$content->{'domain'}','$content->{'number'}',
                   1526:                   '$uctype'".')" value="" />');
                   1527:         $newrole_id = $max_id;
                   1528:     } else {
                   1529:         $r->print('<input type="hidden" name ="add_role_'.$num.'" value="" />');
1.108     raeburn  1530:     }
1.172     raeburn  1531:     $r->print(&add_course_role($num,$newrole_id));
                   1532:     $r->print('</td>');
1.108     raeburn  1533:     return;
                   1534: }
                   1535: 
1.172     raeburn  1536: sub add_course_role {
                   1537:     my ($num,$max_id) = @_;
                   1538:     my $output;
                   1539:     $output .='<input type="hidden" name="role_'.$num.'_'.$max_id.'" />'.
                   1540:               '<input type="hidden" name="access_'.$num.'_'.$max_id.'" />'.
                   1541:               '<input type="hidden" name="section_'.$num.'_'.$max_id.'" />'.
                   1542:               '<input type="hidden" name="group_'.$num.'_'.$max_id.'" />';
                   1543:     return $output;
                   1544: }
                   1545: 
1.108     raeburn  1546: sub domains_row {
                   1547:     my ($r,$status,$item,$all_doms,$access_controls,$now,$then) = @_;
                   1548:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1549:                                                     'domains');
1.112     albertel 1550:     my $dom_select = '<select name="dom_'.$num.'" size="4" multiple="true">'.
1.108     raeburn  1551:                      ' <option value="">'.&mt('Please select').'</option>';
                   1552:     if ($status eq 'old') {
1.109     albertel 1553:         my $content =  $$access_controls{$item};
                   1554: 	foreach my $dom (@{$all_doms}) {
                   1555:             if ((@{$content->{'dom'}} > 0) 
                   1556: 		&& (grep(/^\Q$dom\E$/,@{$content->{'dom'}}))) {
1.108     raeburn  1557:                 $dom_select .= '<option value="'.$dom.'" selected>'.
                   1558:                                $dom.'</option>';
                   1559:             } else {
                   1560:                 $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1561:             }
                   1562:         }
                   1563:     } else {
                   1564:         foreach my $dom (@{$all_doms}) {
                   1565:             $dom_select .= '<option value="'.$dom.'">'.$dom.'</option>';
                   1566:         }
                   1567:     }
1.112     albertel 1568:     $dom_select .= '</select>';
1.108     raeburn  1569:     $r->print('<td>'.&actionbox($status,$num,$scope).'</td><td>'.$dom_select.
                   1570:               '</td><td>'.&dateboxes($num,$start,$end).'</td>');
                   1571: }
                   1572: 
                   1573: sub users_row {
                   1574:     my ($r,$status,$item,$access_controls,$now,$then) = @_;
                   1575:     my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then,
                   1576:                                                     'users');
                   1577:     my $curr_user_list;
                   1578:     if ($status eq 'old') {
1.109     albertel 1579:         my $content = $$access_controls{$item};
                   1580:         $curr_user_list = &sort_users($content->{'users'});
1.108     raeburn  1581:     }
                   1582:     $r->print('<td>'.&actionbox($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,$end).'</td>');
                   1583: }
                   1584: 
                   1585: sub additional_item {
                   1586:     my ($type) = @_;
1.188     bisitz   1587:     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  1588:     return $output;
                   1589: }
                   1590: 
                   1591: sub actionbox {
                   1592:     my ($status,$num,$scope) = @_;
1.196.2.1  raeburn  1593:     my $output = '<span class="LC_nobreak"><label>';
1.108     raeburn  1594:     if ($status eq 'new') {
1.170     raeburn  1595:         my $checkstate;
                   1596:         if ($scope eq 'domains' || $scope eq 'users' || $scope eq 'course') {
                   1597:             $checkstate = 'checked="checked"';
                   1598:         }
                   1599:         $output .= '<input type="checkbox" name="activate" value="'.$num.'" '.
                   1600:                    $checkstate.'  />'.
1.108     raeburn  1601:         &mt('Activate');
                   1602:     } else {
                   1603:         $output .= '<input type="checkbox" name="delete" value="'.$num.
1.196.2.1  raeburn  1604:                    '" />'.&mt('Delete').'</label></span><br /><span class="LC_nobreak">'.
1.108     raeburn  1605:                    '<label><input type="checkbox" name="update" value="'.
                   1606:                    $num.'" />'.&mt('Update');
                   1607:     }
1.112     albertel 1608:     $output .= '</label></span><input type="hidden" name="scope_'.$num.                '" value="'.$scope.'" />';
1.108     raeburn  1609:     return $output;
                   1610: }
                   1611:                                                                                    
                   1612: sub dateboxes {
                   1613:     my ($num,$start,$end) = @_;
                   1614:     my $noend;
                   1615:     if ($end == 0) {
                   1616:         $noend = 'checked="checked"';
                   1617:     }
                   1618:     my $startdate = &Apache::lonhtmlcommon::date_setter('portform',
                   1619:                            'startdate_'.$num,$start,undef,undef,undef,1,undef,
                   1620:                             undef,undef,1);
                   1621:     my $enddate = &Apache::lonhtmlcommon::date_setter('portform',
                   1622:                                'enddate_'.$num,$end,undef,undef,undef,1,undef,
1.196.2.1  raeburn  1623:                                 undef,undef,1). '&nbsp;&nbsp;<span class="LC_nobreak"><label>'.
1.108     raeburn  1624:                                 '<input type="checkbox" name="noend_'.
                   1625:                                 $num.'" '.$noend.' />'.&mt('No end date').
1.112     albertel 1626:                                 '</label></span>';
1.108     raeburn  1627:                                                                                    
                   1628:     my $output = &mt('Start: ').$startdate.'<br />'.&mt('End: ').$enddate;
                   1629:     return $output;
                   1630: }
                   1631: 
                   1632: sub unpack_acc_key {
                   1633:     my ($acc_key) = @_;
                   1634:     my ($num,$scope,$end,$start) = ($acc_key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
                   1635:     return ($num,$scope,$end,$start);
                   1636: }
                   1637: 
                   1638: sub set_identifiers {
                   1639:     my ($status,$item,$now,$then,$scope) = @_;
                   1640:     if ($status eq 'old') {
                   1641:         return(&unpack_acc_key($item));
                   1642:     } else {
                   1643:         return($item,$scope,$then,$now);
                   1644:     }
                   1645: } 
                   1646: 
                   1647: sub role_selectors {
1.172     raeburn  1648:     my ($num,$role_id,$type,$content,$caller) = @_;
1.108     raeburn  1649:     my ($output,$cdom,$cnum,$longid);
                   1650:     if ($caller eq 'display') {
                   1651:         $longid = '_'.$num.'_'.$role_id;
1.172     raeburn  1652:         $cdom = $$content{'domain'};
                   1653:         $cnum = $$content{'number'};
1.108     raeburn  1654:     } elsif ($caller eq 'rolepicker') {
                   1655:          $cdom = $env{'form.cdom'};
                   1656:          $cnum = $env{'form.cnum'};
                   1657:     }
1.120     raeburn  1658:     my $uctype = $type;
                   1659:     $uctype =~ s/^(\w)/uc($1)/e;
1.108     raeburn  1660:     my ($sections,$groups,$allroles,$rolehash,$accesshash) =
1.120     raeburn  1661:             &Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$uctype);
1.108     raeburn  1662:     if (!@{$sections}) {
                   1663:         @{$sections} = ('none');
                   1664:     } else {
                   1665:         unshift(@{$sections},('all','none'));
                   1666:     }
                   1667:     if (!@{$groups}) {
                   1668:         @{$groups} = ('none');
                   1669:     } else {
                   1670:         unshift(@{$groups},('all','none'));
                   1671:     }
                   1672:     my @allacesses = sort(keys(%{$accesshash}));
                   1673:     my (%sectionhash,%grouphash);
                   1674:     foreach my $sec (@{$sections}) {
                   1675:         $sectionhash{$sec} = $sec;
                   1676:     }
                   1677:     foreach my $grp (@{$groups}) {
                   1678:         $grouphash{$grp} = $grp;
                   1679:     }
                   1680:     my %lookup = (
                   1681:                    'role' => $rolehash,
                   1682:                    'access' => $accesshash,
                   1683:                    'section' => \%sectionhash,
                   1684:                    'group' => \%grouphash,
                   1685:                  );
                   1686:     my @allaccesses = sort(keys(%{$accesshash}));
                   1687:     my %allitems = (
                   1688:                     'role' => $allroles,
                   1689:                     'access' => \@allaccesses,
                   1690:                     'section' => $sections,
1.172     raeburn  1691:                     'group' => $groups,
1.108     raeburn  1692:                    );
                   1693:     foreach my $item ('role','access','section','group') {
                   1694:         $output .= '<td><select name="'.$item.$longid.'" multiple="true" size="4">'."\n";
                   1695:         foreach my $entry (@{$allitems{$item}}) {
                   1696:             if ($caller eq 'display') {
                   1697:                 if ((@{$$content{'roles'}{$role_id}{$item}} > 0) && 
                   1698:                     (grep(/^\Q$entry\E$/,@{$$content{'roles'}{$role_id}{$item}}))) {
                   1699:                     $output .= '  <option value="'.$entry.'" selected>'.
                   1700:                                   $lookup{$item}{$entry}.'</option>';
                   1701:                     next;
                   1702:                 }
                   1703:             }
                   1704:             $output .= '  <option value="'.$entry.'">'.
                   1705:                        $lookup{$item}{$entry}.'</option>';
                   1706:         }
                   1707:         $output .= '</select>';
                   1708:     }
                   1709:     $output .= '</td>';
                   1710:     return $output;
                   1711: }
                   1712: 
                   1713: sub role_options_window {
                   1714:     my ($r) = @_;
                   1715:     my $type = $env{'form.type'};
1.172     raeburn  1716:     my $rolenum = $env{'form.setroles'};
                   1717:     my ($num,$role_id) = ($rolenum =~ /^([\d_]+)_(\d+)$/);
                   1718:     my $role_elements;
                   1719:     foreach my $item ('role','access','section','group') {
                   1720:         $role_elements .= "'".$item.'_'.$rolenum."',";
                   1721:     }
                   1722:     $role_elements =~ s/,$//; 
                   1723:     my $role_selects = &role_selectors($num,$role_id,$type,undef,
                   1724:                                        'rolepicker');
1.108     raeburn  1725:     $r->print(<<"END_SCRIPT");
                   1726: <script type="text/javascript">
                   1727: function setRoles() {
1.172     raeburn  1728:     var role_elements = new Array($role_elements);
                   1729:     for (var i=0; i<role_elements.length; i++) {
1.108     raeburn  1730:         var copylist = '';
                   1731:         for (var j=0; j<document.rolepicker.elements[i].length; j++) {
                   1732:             if (document.rolepicker.elements[i].options[j].selected) {
                   1733:                 copylist = copylist + document.rolepicker.elements[i].options[j].value + ',';
                   1734:             }
                   1735:         }
                   1736:         copylist = copylist.substr(0,copylist.length-1);
1.172     raeburn  1737:         var openerItem = getIndexByName(role_elements[i]);
                   1738:         opener.document.portform.elements[openerItem].value = copylist; 
1.108     raeburn  1739:     }
1.172     raeburn  1740:     var roleAdder = getIndexByName('add_role_$num');
                   1741:     opener.document.portform.elements[roleAdder].value = '$role_id';
1.108     raeburn  1742:     self.close();
                   1743: }
1.172     raeburn  1744: 
                   1745: function getIndexByName(item) {
                   1746:     for (var i=0;i<opener.document.portform.elements.length;i++) {
                   1747:         if (opener.document.portform.elements[i].name == item) {
                   1748:             return i;
                   1749:         }
                   1750:     }
                   1751:     return -1;
                   1752: }
                   1753: 
1.108     raeburn  1754: </script>
                   1755: END_SCRIPT
                   1756:     $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  1757:     $r->print('<form name="rolepicker" action="/adm/portfolio" method="post"><table><tr><th>'.&mt('Roles').'</th><th>'.&mt('[_1] status',$type).'</th><th>'.&mt('Sections').'</th><th>'.&mt('Groups').'</th></tr><tr>'.$role_selects.'</tr></table><br /><input type="button" name="rolepickbutton" value="Save selections" onclick="setRoles()" />');
1.108     raeburn  1758:     return;
1.104     raeburn  1759: }
                   1760: 
1.47      banghart 1761: sub select_files {
1.138     albertel 1762:     my ($r) = @_;
1.82      albertel 1763:     if ($env{'form.continue'} eq 'true') {
1.60      banghart 1764:         # here we update the selections for the currentpath
                   1765:         # eventually, have to handle removing those not checked, but . . . 
1.83      banghart 1766:         my @items=&Apache::loncommon::get_env_multiple('form.checkfile');
                   1767:         if (scalar(@items)){
1.85      banghart 1768:              &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items);
1.83      banghart 1769:         }
1.62      banghart 1770:     } else {
                   1771:             #empty the file for a fresh start
1.83      banghart 1772:             &Apache::lonnet::clear_selected_files($env{'user.name'});
1.62      banghart 1773:     }
1.82      albertel 1774:     my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
1.62      banghart 1775:     my $java_files = join ",", @files;
                   1776:     if ($java_files) {
                   1777:         $java_files.=',';
1.60      banghart 1778:     }
1.63      banghart 1779:     my $javascript =(<<ENDSMP);
1.113     albertel 1780:         <script type="text/javascript">
1.48      banghart 1781:         function finishSelect() {
1.62      banghart 1782: ENDSMP
1.63      banghart 1783:     $javascript .= 'fileList = "'.$java_files.'";';
                   1784:     $javascript .= (<<ENDSMP);
1.49      banghart 1785:             for (i=0;i<document.forms.checkselect.length;i++) { 
                   1786:                 if (document.forms.checkselect[i].checked){
1.54      banghart 1787:                     fileList = fileList + document.forms.checkselect.currentpath.value + document.forms.checkselect[i].value + "," ;
1.49      banghart 1788:                 }
                   1789:             }
1.186     albertel 1790:             var hwfield = opener.document.getElementsByName('$env{'form.fieldname'}');
                   1791:             hwfield[0].value = fileList;
1.48      banghart 1792:             self.close();
                   1793:         }
                   1794:         </script>
                   1795: ENDSMP
1.63      banghart 1796:     $r->print($javascript);
1.185     banghart 1797:     $r->print("<h1>".&mt('Select portfolio files')."</h1>".
                   1798:                 &mt('Check as many as you wish in response to the problem.')."<br />");
1.88      albertel 1799:     my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'});
                   1800:     if (@otherfiles) {
1.185     banghart 1801: 	$r->print("<strong>".&mt('Files selected from other directories:')."</strong><br />");
1.88      albertel 1802: 	foreach my $file (@otherfiles) {
                   1803: 	    $r->print($file."<br />");
                   1804: 	}
1.60      banghart 1805:     }
1.47      banghart 1806: }
1.138     albertel 1807: 
1.176     albertel 1808: 
                   1809: sub check_for_upload {
                   1810:     my ($path,$fname,$group,$element) = @_;
1.174     raeburn  1811:     my $disk_quota = &get_quota($group);
1.176     albertel 1812:     my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
                   1813:     my $portfolio_root = &get_portfolio_root();
                   1814:     my $port_path = &get_port_path();
1.191     raeburn  1815:     my ($uname,$udom) = &get_name_dom($group);
1.38      banghart 1816:     # Fixme --- Move the checking for existing file to LOND error return
1.191     raeburn  1817:     my @dir_list=&get_dir_list($portfolio_root,$path,$group);
1.34      banghart 1818:     my $found_file = 0;
1.76      banghart 1819:     my $locked_file = 0;
1.33      banghart 1820:     foreach my $line (@dir_list) {
1.76      banghart 1821:         my ($file_name)=split(/\&/,$line,2);
                   1822:         if ($file_name eq $fname){
1.176     albertel 1823:             $file_name = $path.$file_name;
1.138     albertel 1824:             $file_name = &prepend_group($file_name);
1.33      banghart 1825:             $found_file = 1;
1.102     raeburn  1826:             if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
1.76      banghart 1827:                 $locked_file = 1;
                   1828:             } 
1.33      banghart 1829:         }
                   1830:     }
1.191     raeburn  1831:     my $getpropath = 1;
                   1832:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
1.176     albertel 1833: 
1.87      albertel 1834:     if (($current_disk_usage + $filesize) > $disk_quota){
1.185     banghart 1835:         my $msg = '<span class="LC_error">'.
                   1836:                 &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
                   1837:                   '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
1.176     albertel 1838: 	return ('will_exceed_quota',$msg);
                   1839:     } elsif ($found_file) {
                   1840:         if ($locked_file) {
1.185     banghart 1841:             my $msg = '<span class="LC_error">';
1.188     bisitz   1842:             $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
1.185     banghart 1843:             $msg .= '</span><br />';
                   1844:             $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
1.176     albertel 1845: 	    return ('file_locked',$msg);
                   1846: 	} else {
1.185     banghart 1847:             my $msg = '<span class="LC_error">';
                   1848:             $msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
                   1849:             $msg .= '</span>';
                   1850:             $msg .= '<br />';
                   1851:             $msg .= &mt('To upload, rename or delete existing [_1] in [_2].','<span class="LC_filename">'.$fname.'</span>', $port_path.$env{'form.currentpath'});
1.176     albertel 1852: 	    return ('file_exists',$msg);
                   1853: 	}
                   1854:     }
                   1855: }
                   1856: 
                   1857: sub upload {
                   1858:     my ($r,$url,$group)=@_;
                   1859:     my $fname=&Apache::lonnet::clean_filename($env{'form.uploaddoc.filename'});
1.195     raeburn  1860:     my $disk_quota = &get_quota($group);
                   1861:     my $portfolio_root = &get_portfolio_root();
                   1862:     my $port_path = &get_port_path();
                   1863:     my ($uname,$udom) = &get_name_dom($group);
                   1864:     my $getpropath = 1;
                   1865:     my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
                   1866:     my ($state,$msg) = 
                   1867:         &Apache::loncommon::check_for_upload($env{'form.currentpath'},$fname,
                   1868: 		                             $group,'uploaddoc',$portfolio_root,
                   1869:                                              $port_path,$disk_quota,
                   1870:                                              $current_disk_usage,$uname,$udom);
1.176     albertel 1871:     if ($state eq 'will_exceed_quota'
                   1872: 	|| $state eq 'file_locked'
                   1873: 	|| $state eq 'file_exists' ) {
                   1874: 	$r->print($msg.&done('Back',$url));
                   1875: 	return;
                   1876:     }
                   1877: 
                   1878:     my (%allfiles,%codebase,$mode);
                   1879:     if ($env{'form.uploaddoc.filename'} =~ m/(\.htm|\.html|\.shtml)$/i) {
1.193     raeburn  1880:         if ($env{'form.parserflag'}) {
                   1881: 	    $mode = 'parse';
                   1882:         }
1.176     albertel 1883:     }
                   1884:     my $result=
                   1885: 	&Apache::lonnet::userfileupload('uploaddoc','',
                   1886: 					$port_path.$env{'form.currentpath'},
                   1887: 					$mode,\%allfiles,\%codebase);
                   1888:     if ($result !~ m|^/uploaded/|) {
1.188     bisitz   1889: 	$r->print('<span class="LC_error">'.&mt('An error occurred ([_1]) while trying to upload [_2].'
                   1890:                   ,$result,&display_file()).'</span><br />');
1.176     albertel 1891: 	$r->print(&done('Back',$url));
                   1892:     } else {
                   1893: 	if (%allfiles) {
1.195     raeburn  1894:             if (!&suppress_embed_prompt()) {
                   1895: 	        my $state = <<STATE;
1.176     albertel 1896:     <input type="hidden" name="action"      value="upload_embedded" />
                   1897:     <input type="hidden" name="currentpath" value="$env{'form.currentpath'}" />
                   1898:     <input type="hidden" name="fieldname"   value="$env{'form.fieldname'}" />
                   1899:     <input type="hidden" name="mode"        value="$env{'form.mode'}" />
                   1900: STATE
1.195     raeburn  1901:                 $r->print("<h2>".&mt("Reference Warning")."</h2>");
                   1902:                 $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>");
                   1903:                 $r->print("<p>".&mt("Please select the locations from which the referenced files are to be uploaded.")."</p>");
                   1904: 	        $r->print(&Apache::loncommon::ask_for_embedded_content('/adm/portfolio',$state,\%allfiles,\%codebase,
1.180     albertel 1905: 				      {'error_on_invalid_names'   => 1,
                   1906: 				       'ignore_remote_references' => 1,}));
1.195     raeburn  1907: 	        $r->print('<p>Or '.&done('Return to directory',$url).'</p>');
                   1908:             }
1.176     albertel 1909: 	} else {
                   1910: 	    $r->print(&done(undef,$url));
                   1911: 	}
                   1912:     }
                   1913: }
                   1914: 
1.80      banghart 1915: sub lock_info {
1.137     albertel 1916:     my ($r,$url,$group) = @_;
1.191     raeburn  1917:     my ($uname,$udom) = &get_name_dom($group);
1.102     raeburn  1918:     my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom,
                   1919:                                                                        $uname);
1.84      banghart 1920:     my $file_name = $env{'form.lockinfo'};
1.138     albertel 1921:     $file_name = &prepend_group($file_name);
1.102     raeburn  1922:     if (defined($file_name) && defined($$current_permissions{$file_name})) {
                   1923:         foreach my $array_item (@{$$current_permissions{$file_name}}) {
1.156     albertel 1924:             next if (ref($array_item) ne 'ARRAY');
                   1925: 
                   1926: 	    my $filetext;
                   1927: 	    if (defined($group)) {
                   1928: 		$filetext = '<strong>'.$env{'form.lockinfo'}.
                   1929: 		    '</strong> (group: '.$group.')'; 
                   1930: 	    } else {
                   1931: 		$filetext = '<strong>'.$file_name.'</strong>';
                   1932: 	    } 
                   1933: 	    
                   1934: 	    my $title ='<strong>'.&Apache::lonnet::gettitle($$array_item[0]).
                   1935: 		'</strong><br />';
                   1936: 	    if ($$array_item[-1] eq 'graded') {
                   1937: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   1938:                               $filetext,$title));
                   1939: 	    } elsif ($$array_item[-1] eq 'handback') {
                   1940: 		$r->print(&mt('[_1] was handed back in response to problem: [_2]',
                   1941:                               $filetext,$title));
                   1942: 	    } else {
                   1943: 		# submission style lock
                   1944: 		$r->print(&mt('[_1] was submitted in response to problem: [_2]',
                   1945:                               $filetext,$title));
                   1946: 	    }
                   1947: 	    my %course_description = 
                   1948: 		&Apache::lonnet::coursedescription($$array_item[1]);
                   1949: 	    if ( $course_description{'description'} ne '') {
1.188     bisitz   1950: 		$r->print(&mt('In the course:').' <strong>'.$course_description{'description'}.'</strong><br />');
1.156     albertel 1951: 	    }
1.102     raeburn  1952:         }
1.84      banghart 1953:     }
1.185     banghart 1954:     $r->print(&done(&mt('Back'),$url));
1.80      banghart 1955:     return 'ok';
                   1956: }
1.138     albertel 1957: 
1.25      albertel 1958: sub createdir {
1.191     raeburn  1959:     my ($r,$url,$group)=@_;
1.82      albertel 1960:     my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'});
1.28      albertel 1961:     if ($newdir eq '') {
1.116     albertel 1962:     	$r->print('<span class="LC_error">'.
1.37      banghart 1963: 	    	  &mt("Error: no directory name was provided.").
1.116     albertel 1964: 		      '</span><br />');
1.138     albertel 1965: 	    $r->print(&done(undef,$url));
1.37      banghart 1966: 	    return;
1.94      raeburn  1967:     }
1.138     albertel 1968:     my $portfolio_root = &get_portfolio_root(); 
1.191     raeburn  1969:     my @dir_list=&get_dir_list($portfolio_root,undef,$group);
1.37      banghart 1970:     my $found_file = 0;
                   1971:     foreach my $line (@dir_list) {
                   1972:         my ($filename)=split(/\&/,$line,2);
                   1973:         if ($filename eq $newdir){
                   1974:             $found_file = 1;
                   1975:         }
                   1976:     }
                   1977:     if ($found_file){
1.188     bisitz   1978:     	    $r->print('<span class="LC_error">'
                   1979:                       .&mt('Unable to create a directory named [_1].','<strong>'.$newdir.'</strong>')
                   1980:                       .' '.&mt('A file or directory by that name already exists.').'</span><br />');
1.37      banghart 1981:     } else {
1.191     raeburn  1982:         my ($uname,$udom) = &get_name_dom($group);
1.138     albertel 1983:         my $port_path = &get_port_path();
1.94      raeburn  1984:         my $result=&Apache::lonnet::mkdiruserfile($uname,$udom,
                   1985: 	         $port_path.$env{'form.currentpath'}.$newdir);
1.37      banghart 1986:         if ($result ne 'ok') {
1.188     bisitz   1987:     	    $r->print('<span class="LC_error">'
                   1988:                       .&mt('An error occurred ([_1]) while trying to create a new directory [_2].'
                   1989:                            ,$result,&display_file())
                   1990:                       .'</span><br />');
1.37      banghart 1991:         }
1.24      albertel 1992:     }
1.82      albertel 1993:     if ($newdir ne $env{'form.newdir'}) {
1.188     bisitz   1994:         $r->print(&mt('The new directory name was changed from [_1] to [_2].'
                   1995:                       ,'<strong>'.$env{'form.newdir'}.'</strong>','<strong>'.$newdir.'</strong>'));  
1.67      banghart 1996:     }
1.137     albertel 1997:     $r->print(&done(undef,$url));
1.94      raeburn  1998: }
                   1999: 
                   2000: sub get_portfolio_root {
1.163     raeburn  2001:     my ($udom,$uname,$group) = @_;
1.160     raeburn  2002:     if (!(defined($udom)) || !(defined($uname))) {
1.191     raeburn  2003:         ($uname,$udom) = &get_name_dom($group);
1.160     raeburn  2004:     }
1.163     raeburn  2005:     my $path = '/userfiles/portfolio';
                   2006:     if (!defined($group)) { 
                   2007:         if (defined($env{'form.group'})) {
                   2008:             $group = $env{'form.group'};      
                   2009:         }
1.94      raeburn  2010:     }
1.163     raeburn  2011:     if (defined($group)) {
                   2012:         $path = '/userfiles/groups/'.$group.'/portfolio';
                   2013:     } 
1.191     raeburn  2014:     return $path;
1.94      raeburn  2015: }
                   2016: 
1.126     raeburn  2017: sub get_group_quota {
                   2018:     my ($group) = @_;
                   2019:     my $group_quota; 
                   2020:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   2021:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                   2022:     my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
                   2023:     if (%curr_groups) {
                   2024:         my %group_info =  &Apache::longroup::get_group_settings(
                   2025:                                                     $curr_groups{$group});
                   2026:         $group_quota = $group_info{'quota'}; #expressed in Mb
                   2027:         if ($group_quota) {
                   2028:             $group_quota = 1000 * $group_quota; #expressed in k
1.191     raeburn  2029:         }
1.126     raeburn  2030:     }
                   2031:     return $group_quota;
1.191     raeburn  2032: }
1.126     raeburn  2033: 
1.94      raeburn  2034: sub get_dir_list {
1.191     raeburn  2035:     my ($portfolio_root,$path,$group) = @_;
1.176     albertel 2036:     $path ||= $env{'form.currentpath'};
1.191     raeburn  2037:     my ($uname,$udom) = &get_name_dom($group);
                   2038:     my $getpropath = 1;
                   2039:     return &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,$getpropath);
1.94      raeburn  2040: }
                   2041: 
                   2042: sub get_name_dom {
1.191     raeburn  2043:     my ($group) = @_;
1.94      raeburn  2044:     my ($uname,$udom);
1.191     raeburn  2045:     if (defined($group)) {
1.94      raeburn  2046:         $udom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   2047:         $uname = $env{'course.'.$env{'request.course.id'}.'.num'};
                   2048:     } else {
                   2049:         $udom = $env{'user.domain'};
                   2050:         $uname = $env{'user.name'};
                   2051:     }
                   2052:     return ($uname,$udom);
                   2053: }
                   2054: 
1.102     raeburn  2055: sub prepend_group {
1.138     albertel 2056:     my ($filename) = @_;
                   2057:     if (defined($env{'form.group'})) {
                   2058:         $filename = $env{'form.group'}.$filename;
1.102     raeburn  2059:     }
                   2060:     return $filename;
                   2061: }
                   2062: 
1.94      raeburn  2063: sub get_namespace {
                   2064:     my $namespace = 'portfolio';
1.138     albertel 2065:     if (defined($env{'form.group'})) {
1.191     raeburn  2066:         my ($uname,$udom) = &get_name_dom($env{'form.group'});
1.138     albertel 2067:         $namespace .= '_'.$udom.'_'.$uname.'_'.$env{'form.group'};
1.94      raeburn  2068:     }
                   2069:     return $namespace;
                   2070: }
                   2071: 
                   2072: sub get_port_path {
                   2073:     my $port_path;
1.138     albertel 2074:     if (defined($env{'form.group'})) {
                   2075:        $port_path = "groups/$env{'form.group'}/portfolio";
1.94      raeburn  2076:     } else {
                   2077:        $port_path = 'portfolio';
                   2078:     }
                   2079:     return $port_path;
1.24      albertel 2080: }
                   2081: 
1.120     raeburn  2082: sub missing_priv {
1.138     albertel 2083:     my ($r,$url,$priv) = @_;
1.120     raeburn  2084:     my $longtext = {
                   2085:                       upload => 'upload files',
                   2086:                       delete => 'delete files',
                   2087:                       rename => 'rename files',
                   2088:                       setacl => 'set access controls for files',
                   2089:                    };
                   2090:     my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"');
                   2091:     my $rtnlink = '<a href="'.$url;
                   2092:     if ($url =~ /\?/) {
                   2093:         $rtnlink .= '&';
                   2094:     } else {
                   2095:         $rtnlink .= '?';
                   2096:     }
                   2097:     $rtnlink .= 'currentpath='.$escpath;
1.188     bisitz   2098:     $r->print('<h3>'.&mt('Action disallowed').'</h3>');
1.120     raeburn  2099:     $r->print(&mt('You do not have sufficient privileges to [_1] ',
                   2100:                   $longtext->{$priv}));
1.138     albertel 2101:     if (defined($env{'form.group'})) {
1.120     raeburn  2102:         $r->print(&mt("in the group's file repository."));
1.137     albertel 2103:         $rtnlink .= &group_args()
1.120     raeburn  2104:     } else {
                   2105:         $r->print(&mt('in this portfolio.'));
                   2106:     }
1.188     bisitz   2107:     $rtnlink .= '">'.&mt('Return to directory').'</a>';
1.120     raeburn  2108:     $r->print('<br />'.$rtnlink);
                   2109:     $r->print(&Apache::loncommon::end_page());
                   2110:     return;
                   2111: }
                   2112: 
1.132     raeburn  2113: sub coursegrp_portfolio_header {
1.137     albertel 2114:     my ($cdom,$cnum,$grp_desc)=@_;
1.132     raeburn  2115:     my $gpterm  = &Apache::loncommon::group_term();
                   2116:     my $ucgpterm = $gpterm;
                   2117:     $ucgpterm =~ s/^(\w)/uc($1)/e;
1.137     albertel 2118:     if ($env{'form.ref'}) {
1.136     raeburn  2119:         &Apache::lonhtmlcommon::add_breadcrumb
                   2120:             ({href=>"/adm/coursegroups",
                   2121:               text=>"Groups",
                   2122:               title=>"Course Groups"});
                   2123:     }
1.132     raeburn  2124:     &Apache::lonhtmlcommon::add_breadcrumb
1.138     albertel 2125:         ({href=>"/adm/$cdom/$cnum/$env{'form.group'}/smppg?ref=$env{'form.ref'}",
1.132     raeburn  2126:           text=>"$ucgpterm: $grp_desc",
                   2127:           title=>"Go to group's home page"},
1.137     albertel 2128:          {href=>"/adm/coursegrp_portfolio?".&group_args(),
1.132     raeburn  2129:           text=>"Group Portfolio",
1.136     raeburn  2130:           title=>"Display group portfolio"});
1.132     raeburn  2131:     my $output = &Apache::lonhtmlcommon::breadcrumbs(
                   2132:                          &mt('[_1] portfolio files - [_2]',$gpterm,$grp_desc));
                   2133:     return $output;
                   2134: }
                   2135: 
1.174     raeburn  2136: sub get_quota {
                   2137:     my ($group) = @_;
                   2138:     my $disk_quota;
                   2139:     if (defined($group)) {
                   2140:         my $grp_quota = &get_group_quota($group); # quota expressed in k
                   2141:         if ($grp_quota ne '') {
                   2142:             $disk_quota = $grp_quota;
                   2143:         } else {
                   2144:             $disk_quota = 0;
                   2145:         }
                   2146:     } else {
                   2147:         $disk_quota = &Apache::loncommon::get_user_quota($env{'user.name'},
                   2148:                                     $env{'user.domain'}); #expressed in Mb
                   2149:         $disk_quota = 1000 * $disk_quota; # convert from Mb to kb
                   2150:     }
                   2151:     return $disk_quota;
                   2152: }
                   2153: 
1.195     raeburn  2154: sub suppress_embed_prompt {
                   2155:     my $suppress_prompt = 0;
                   2156:     if (($env{'request.role'} =~ /^st/) && ($env{'request.course.id'} ne '')) {
                   2157:         if ($env{'course.'.$env{'request.course.id'}.'.suppress_embed_prompt'} eq 'yes') {
                   2158:             $suppress_prompt = 1;
                   2159:         }
                   2160:     }
                   2161:     return $suppress_prompt;
                   2162: }
                   2163: 
                   2164: 
1.24      albertel 2165: sub handler {
                   2166:     # this handles file management
                   2167:     my $r = shift;
1.73      banghart 2168:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.108     raeburn  2169:          ['selectfile','currentpath','meta','lockinfo','currentfile','action',
                   2170: 	  'fieldname','mode','rename','continue','group','access','setnum',
1.136     raeburn  2171:           'cnum','cdom','type','setroles','showversions','ref']);
1.138     albertel 2172:     my ($uname,$udom,$portfolio_root,$url,$caller,$title,$group,$grp_desc);
1.94      raeburn  2173:     if ($r->uri =~ m|^(/adm/)([^/]+)|) {
                   2174:         $url = $1.$2;
                   2175:         $caller = $2;
                   2176:     }
1.137     albertel 2177:     my ($can_modify,$can_delete,$can_upload,$can_setacl);
1.94      raeburn  2178:     if ($caller eq 'coursegrp_portfolio') {
                   2179:     #  Needs to be in a course
                   2180:         if (! ($env{'request.course.fn'})) {
                   2181:         # Not in a course
                   2182:             $env{'user.error.msg'}=
                   2183:      "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio";
                   2184:             return HTTP_NOT_ACCEPTABLE;
                   2185:         }
                   2186:         my $earlyout = 0;
1.136     raeburn  2187:         my $view_permission = 
                   2188:            &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
1.137     albertel 2189:         $env{'form.group'} =~ s/\W//g;
1.138     albertel 2190: 	$group = $env{'form.group'};
1.191     raeburn  2191:         if ($group ne '') {
                   2192:             ($uname,$udom) = &get_name_dom($group);
1.99      raeburn  2193:             my %curr_groups = &Apache::longroup::coursegroups($udom,$uname,
1.98      albertel 2194: 							       $group); 
                   2195:             if (%curr_groups) {
1.132     raeburn  2196:                 my %grp_content = &Apache::longroup::get_group_settings(
                   2197:                                                          $curr_groups{$group});
                   2198:                 $grp_desc = &unescape($grp_content{'description'});
1.94      raeburn  2199:                 if (($view_permission) || (&Apache::lonnet::allowed('rgf',
                   2200:                                       $env{'request.course.id'}.'/'.$group))) {
1.138     albertel 2201:                     $portfolio_root = &get_portfolio_root();
1.94      raeburn  2202:                 } else {
1.185     banghart 2203:                     $r->print(&mt('You do not have the privileges required to access the shared files space for this group.'));
1.94      raeburn  2204:                     $earlyout = 1;
                   2205:                 }
                   2206:             } else {
1.185     banghart 2207:                 $r->print(&mt('Not a valid group for this course'));
1.94      raeburn  2208:                 $earlyout = 1;
                   2209:             }
1.188     bisitz   2210:             $title = &mt('Group files for [_1]', $group); 
1.94      raeburn  2211:         } else {
1.185     banghart 2212:             $r->print(&mt('Invalid group'));
1.94      raeburn  2213:             $earlyout = 1;
                   2214:         }
                   2215:         if ($earlyout) { return OK; }
1.126     raeburn  2216:         if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) {
1.120     raeburn  2217:             $can_modify = 1;
                   2218:             $can_delete = 1;
1.126     raeburn  2219:             $can_upload = 1;
                   2220:             $can_setacl = 1;
                   2221:         } else {
                   2222:             if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) {
                   2223:                 $can_setacl = 1;
                   2224:             }
                   2225:             if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) {
                   2226:                 $can_upload = 1;
                   2227:             }
                   2228:             if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) {
                   2229:                 $can_modify = 1;
                   2230:             }
                   2231:             if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) {
                   2232:                 $can_delete = 1;
                   2233:             }
1.120     raeburn  2234:         }
1.94      raeburn  2235:     } else {
                   2236:         ($uname,$udom) = &get_name_dom();
                   2237:         $portfolio_root = &get_portfolio_root();
                   2238:         $title = &mt('Portfolio Manager');
1.120     raeburn  2239:         $can_modify = 1;
                   2240:         $can_delete = 1;
                   2241:         $can_upload = 1;
                   2242:         $can_setacl = 1;
1.94      raeburn  2243:     }
                   2244: 
1.138     albertel 2245:     my $port_path = &get_port_path();
1.24      albertel 2246:     &Apache::loncommon::no_cache($r);
                   2247:     &Apache::loncommon::content_type($r,'text/html');
                   2248:     $r->send_http_header;
                   2249:     # Give the LON-CAPA page header
1.82      albertel 2250:     if ($env{"form.mode"} eq 'selectfile'){
1.96      albertel 2251:         $r->print(&Apache::loncommon::start_page($title,undef,
1.97      albertel 2252: 						 {'only_body' => 1}));
1.108     raeburn  2253:     } elsif ($env{'form.action'} eq 'rolepicker') {
                   2254:         $r->print(&Apache::loncommon::start_page('New role-based condition',undef,
                   2255:                                                  {'no_nav_bar'  => 1, }));
1.74      banghart 2256:     } else {
1.97      albertel 2257:         $r->print(&Apache::loncommon::start_page($title));
1.74      banghart 2258:     }
1.24      albertel 2259:     $r->rflush();
1.196.2.2! raeburn  2260:     if ($caller ne 'coursegrp_portfolio') {
        !          2261:         &Apache::lonhtmlcommon::clear_breadcrumbs();
        !          2262:         &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/portfolio",
        !          2263:                                                 text=>"Portfolio Manager"});
        !          2264:         if (!&Apache::lonnet::usertools_access($uname,$udom,'portfolio')) {
        !          2265:             $r->print(&Apache::lonhtmlcommon::breadcrumbs());
        !          2266:             $r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
        !          2267:                       &mt('This is a result of one of the following:').'<ul>'.
        !          2268:                       '<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
        !          2269:                       '<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
        !          2270:                       '</ul>');
        !          2271:             $r->print(&Apache::loncommon::end_page());
        !          2272:             return OK;
        !          2273:         } else {
        !          2274:             $r->print(&Apache::lonhtmlcommon::breadcrumbs('Portfolio Manager'));
        !          2275:         }
1.196.2.1  raeburn  2276:     }
1.175     raeburn  2277:     my ($blocked,$blocktext) = 
                   2278:         &Apache::loncommon::blocking_status('port',$uname,$udom);
                   2279:     if ($blocked) {
                   2280:          $r->print($blocktext);
                   2281:          $r->print(&Apache::loncommon::end_page());
                   2282:          return OK;
                   2283:     }
1.88      albertel 2284: 	if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){
1.185     banghart 2285:    	    $r->print('<span class="LC_error">');
1.188     bisitz   2286:    	    $r->print(&mt('No file was selected to upload.').' ');
                   2287: 	    $r->print(&mt('To upload a file, click <strong>Browse...</strong> and select a file, then click <strong>Upload</strong>.'));
1.185     banghart 2288: 	    $r->print('</span>');
1.40      banghart 2289: 	}
1.82      albertel 2290:     if ($env{'form.meta'}) {
1.94      raeburn  2291:         &open_form($r,$url);
1.185     banghart 2292:         $r->print(&mt('Edit the meta data').'<br />');
1.137     albertel 2293:         &close_form($r,$url);
1.70      banghart 2294:     }
1.82      albertel 2295:     if ($env{'form.store'}) {
1.70      banghart 2296:     }
                   2297: 
1.82      albertel 2298:     if ($env{'form.uploaddoc.filename'}) {
1.120     raeburn  2299:         if ($can_upload) {
1.137     albertel 2300: 	    &upload($r,$url,$group);
1.120     raeburn  2301:         } else {
1.138     albertel 2302:             &missing_priv($r,$url,'upload');
1.120     raeburn  2303:         }
1.176     albertel 2304:     } elsif ($env{'form.action'} eq 'upload_embedded') {
                   2305: 	if ($can_upload) {
1.195     raeburn  2306:             my $disk_quota = &get_quota($group);
                   2307:             my $getpropath = 1;
                   2308:             my $current_disk_usage = 
                   2309:                 &Apache::lonnet::diskusage($udom,$uname,$portfolio_root,$getpropath);
                   2310: 	    $r->print(
                   2311:                 &Apache::loncommon::upload_embedded('portfolio',$port_path,$uname,$udom,
                   2312:                     $group,$portfolio_root,$group,$disk_quota,$current_disk_usage));
                   2313:             $r->print(&done(undef,$url));
1.176     albertel 2314:         } else {
                   2315:             &missing_priv($r,$url,'upload');
                   2316:         }
1.82      albertel 2317:     } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) {
1.120     raeburn  2318:         if ($can_delete) {
1.164     raeburn  2319: 	    &delete_confirmed($r,$url,$group);
1.120     raeburn  2320:         } else {
1.138     albertel 2321:             &missing_priv($r,$url,'delete');
1.120     raeburn  2322:         }
1.82      albertel 2323:     } elsif ($env{'form.action'} eq 'delete') {
1.120     raeburn  2324:         if ($can_delete) {
1.191     raeburn  2325: 	    &delete($r,$url,$group);
1.120     raeburn  2326:         } else {
1.138     albertel 2327:             &missing_priv($r,$url,'delete');
1.120     raeburn  2328:         }
1.82      albertel 2329:     } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) {
1.120     raeburn  2330:         if ($can_delete) {
1.191     raeburn  2331: 	    &delete_dir_confirmed($r,$url,$group);
1.120     raeburn  2332:         } else {
1.138     albertel 2333:             &missing_priv($r,$url,'delete');
1.120     raeburn  2334:         }
                   2335:     } elsif ($env{'form.action'} eq 'deletedir') {
                   2336:         if ($can_delete) {
1.137     albertel 2337: 	    &delete_dir($r,$url);
1.120     raeburn  2338:         } else {
1.138     albertel 2339:             &missing_priv($r,$url,'delete');
1.120     raeburn  2340:         }
1.82      albertel 2341:     } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) {
1.120     raeburn  2342:         if ($can_modify) {
1.164     raeburn  2343: 	    &rename_confirmed($r,$url,$group);
1.120     raeburn  2344:         } else {
1.138     albertel 2345:             &missing_priv($r,$url,'rename');
1.120     raeburn  2346:         }
1.82      albertel 2347:     } elsif ($env{'form.rename'}) {
                   2348:         $env{'form.selectfile'} = $env{'form.rename'};
                   2349:         $env{'form.action'} = 'rename';
1.120     raeburn  2350:         if ($can_modify) {
1.191     raeburn  2351: 	    &rename($r,$url,$group);
1.120     raeburn  2352:         } else {
1.138     albertel 2353:             &missing_priv($r,$url,'rename');
1.120     raeburn  2354:         }
1.104     raeburn  2355:     } elsif ($env{'form.access'}) {
                   2356:         $env{'form.selectfile'} = $env{'form.access'};
1.170     raeburn  2357:         if (!defined($env{'form.action'})) { 
                   2358:             $env{'form.action'} = 'chgaccess';
                   2359:         }
                   2360:         &display_access($r,$url,$group,$can_setacl,$port_path,$env{'form.action'});
                   2361:     } elsif (($env{'form.action'} eq 'chgaccess') || 
                   2362:              ($env{'form.action'} eq 'chgconditions')) {
1.120     raeburn  2363:         if ($can_setacl) {
1.137     albertel 2364:             &update_access($r,$url,$group,$port_path);
1.120     raeburn  2365:         } else {
1.138     albertel 2366:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2367:         }
1.108     raeburn  2368:     } elsif ($env{'form.action'} eq 'rolepicker') {
1.120     raeburn  2369:         if ($can_setacl) { 
                   2370:             &role_options_window($r);
                   2371:         } else {
1.138     albertel 2372:             &missing_priv($r,$url,'setacl');
1.120     raeburn  2373:         }
1.82      albertel 2374:     } elsif ($env{'form.createdir'}) {
1.120     raeburn  2375:         if ($can_upload) {
1.191     raeburn  2376: 	    &createdir($r,$url,$group);
1.120     raeburn  2377:         } else {
1.138     albertel 2378:             &missing_priv($r,$url,'upload');
1.120     raeburn  2379:         }
1.82      albertel 2380:     } elsif ($env{'form.lockinfo'}) {
1.137     albertel 2381:         &lock_info($r,$url,$group);
1.24      albertel 2382:     } else {
                   2383: 	my $current_path='/';
1.82      albertel 2384: 	if ($env{'form.currentpath'}) {
                   2385: 	    $current_path = $env{'form.currentpath'};
1.24      albertel 2386: 	}
1.132     raeburn  2387:         if ($caller eq 'coursegrp_portfolio') {
                   2388:             &Apache::lonhtmlcommon::clear_breadcrumbs();
1.137     albertel 2389:             $r->print(&coursegrp_portfolio_header($udom,$uname,$grp_desc));
1.132     raeburn  2390:         }
1.192     raeburn  2391:         my @dir_list=&get_dir_list($portfolio_root,$current_path,$group);
1.46      albertel 2392: 	if ($dir_list[0] eq 'no_such_dir'){
                   2393: 	    # two main reasons for this:
                   2394:             #    1) never been here, so directory structure not created
                   2395: 	    #    2) back-button navigation after deleting a directory
                   2396: 	    if ($current_path eq '/'){
1.100     albertel 2397: 	        &Apache::lonnet::mkdiruserfile($uname,$udom,
1.138     albertel 2398: 					       &get_port_path());
1.46      albertel 2399: 	    } else {
                   2400:                 # some directory that snuck in get rid of the directory
                   2401:                 # from the recent pulldown, just in case
                   2402: 		&Apache::lonhtmlcommon::remove_recent('portfolio',
                   2403: 						      [$current_path]);
                   2404: 		$current_path = '/'; # force it back to the root        
                   2405: 	    }
                   2406: 	    # now grab the directory list again, for the first time
1.192     raeburn  2407:             @dir_list=&get_dir_list($portfolio_root,$current_path,$group);
1.43      banghart 2408:         }
1.46      albertel 2409: 	# need to know if directory is empty so it can be removed if desired
                   2410: 	my $is_empty=(@dir_list == 2);
1.137     albertel 2411: 	&display_common($r,$url,$current_path,$is_empty,\@dir_list,
1.196.2.2! raeburn  2412: 			$can_upload,$group);
1.138     albertel 2413:         &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group,
1.137     albertel 2414:                            $can_upload,$can_modify,$can_delete,$can_setacl);
1.95      albertel 2415: 	$r->print(&Apache::loncommon::end_page());
1.30      banghart 2416:     }
1.90      albertel 2417:     return OK;
1.2       banghart 2418: }
1.120     raeburn  2419: 
1.1       banghart 2420: 1;
                   2421: __END__

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