Annotation of loncom/interface/lonaboutme.pm, revision 1.64

1.1       www         1: # The LearningOnline Network
1.2       www         2: # "About Me" Personal Information
1.1       www         3: #
1.64    ! raeburn     4: # $Id: lonaboutme.pm,v 1.63 2007/05/23 21:44:11 albertel Exp $
1.1       www         5: #
                      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: 
                     29: package Apache::lonaboutme;
                     30: 
                     31: use strict;
                     32: use Apache::Constants qw(:common);
                     33: use Apache::loncommon;
                     34: use Apache::lonnet;
1.2       www        35: use Apache::lontexconvert;
1.12      www        36: use Apache::lonfeedback;
1.39      www        37: use Apache::lonrss();
1.17      www        38: use Apache::lonlocal;
1.41      albertel   39: use Apache::lonmsgdisplay();
1.52      albertel   40: use HTML::Entities();
1.1       www        41: 
                     42: sub handler {
                     43:     my $r = shift;
1.17      www        44:     &Apache::loncommon::content_type($r,'text/html');
1.1       www        45:     $r->send_http_header;
                     46:     return OK if $r->header_only;
1.37      albertel   47:     my $target=$env{'form.grade_target'};
1.1       www        48: # ------------------------------------------------------------ Print the screen
1.40      albertel   49:     if ($target eq 'tex') {
1.37      albertel   50: 	$r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
1.22      sakharuk   51:     }
1.47      albertel   52:     my (undef,undef,$cdom,$cnum,undef,$action)=split(/\//,$r->uri);
1.55      raeburn    53:     my $is_course;
1.2       www        54: # Is this even a user?
                     55:     if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
1.40      albertel   56: 	&Apache::loncommon::simple_error_page($r,'No info',
                     57: 					      'No user information available');
1.2       www        58:         return OK;
1.55      raeburn    59:     } else {
1.59      raeburn    60:         $is_course = &Apache::lonnet::is_course($cdom,$cnum);
1.2       www        61:     }
1.55      raeburn    62: 
1.2       www        63: # --------------------------------------------------------- The syllabus fields
1.17      www        64:     my %syllabusfields=&Apache::lonlocal::texthash(
1.3       www        65:        'aaa_contactinfo'   => 'Contact Information',
                     66:        'bbb_aboutme'       => 'About Me',
                     67:        'ccc_webreferences' => 'Web References');
1.2       www        68: 
1.13      www        69: # ------------------------------------------------------------ Get Query String
1.47      albertel   70:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                     71: 					    ['forceedit','forcestudent',
                     72: 					     'register']);
1.43      raeburn    73: 
                     74: # ----------------------------------------------- Available Portfolio file display 
1.47      albertel   75:     if (($target ne 'tex') && ($action eq 'portfolio')) {
1.55      raeburn    76:         &display_portfolio_header($r,$is_course);
1.60      raeburn    77:         my ($blocked,$blocktext) = 
                     78:            &Apache::loncommon::blocking_status('port',$cnum,$cdom);
                     79:         if (!$blocked) {
                     80:             &display_portfolio_files($r,$is_course);
                     81:         } else {
                     82:             $r->print($blocktext);
                     83:         }
1.43      raeburn    84:         $r->print(&Apache::loncommon::end_page());
                     85:         return OK;
                     86:     }
                     87: 
1.55      raeburn    88:     if ($is_course) {
                     89:         if ($target ne 'tex') {
                     90:             my $start_page =
                     91:                 &Apache::loncommon::start_page(
                     92:                     "Course Information",
                     93:                      undef,
                     94:                      {'function' => $env{'forcestudent'},
                     95:                       'domain'   => $cdom,
                     96:                       'force_register' => $env{'forceregister'},});
                     97:             $r->print($start_page);
                     98:             $r->print('<h2>'.&mt('Group files').'</h2>');
                     99:             &print_portfiles_link($r,$is_course);
                    100:             $r->print(&Apache::loncommon::end_page());
                    101:         }
                    102:         return OK;
                    103:     }
                    104: 
1.2       www       105: # --------------------------------------------------------------- Force Student
                    106:     my $forcestudent='';
1.37      albertel  107:     if ($env{'form.forcestudent'}) { $forcestudent='student'; };
1.43      raeburn   108: 
                    109:     my $forceregister = '';
                    110:     if ($forcestudent eq '') {
                    111:         $forceregister = $env{'form.register'};
                    112:     }
1.2       www       113:        
                    114: # --------------------------------------- There is such a user, get environment
                    115:     my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
1.22      sakharuk  116:     if ($target ne 'tex') {
1.40      albertel  117: 	my $start_page = 
                    118: 	    &Apache::loncommon::start_page("Personal Information",undef,
                    119: 					   {'function'       => $forcestudent,
1.47      albertel  120:  					    'domain'         => $cdom,
1.40      albertel  121: 					    'force_register' =>
1.43      raeburn   122: 						            $forceregister,});
1.40      albertel  123: 	$r->print($start_page);
1.22      sakharuk  124: 	$r->print('<h1>'.&Apache::loncommon::plainname($cnum,$cdom).'</h1>');
                    125:     } else {
                    126: 	$r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
                    127:     }
1.6       www       128:     if ($courseenv{'nickname'}) {
                    129:        $r->print(
1.7       albertel  130:          '<h2>&quot;'.$courseenv{'nickname'}.
1.6       www       131:          '&quot;</h2>');
                    132:     }
1.22      sakharuk  133:     if ($target ne 'tex') {
1.61      albertel  134: 	$r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>'.
1.39      www       135: 		  '<p>'.&Apache::loncommon::messagewrapper('Send me a message',$cnum,$cdom).'</p>'.&Apache::lonrss::advertisefeeds($cnum,$cdom));
1.22      sakharuk  136:     } else {
1.61      albertel  137: 	$r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
1.22      sakharuk  138:     }
1.2       www       139:     my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
                    140:     my $allowed=0;
                    141: 
1.1       www       142: # does this user have privileges to post, etc?
1.2       www       143: 
1.37      albertel  144:        my $privleged=$allowed=(($env{'user.name'} eq $cnum) && 
                    145: 			       ($env{'user.domain'} eq $cdom));
1.23      sakharuk  146:        if ($forcestudent or $target eq 'tex') { $allowed=0; }
1.2       www       147:  
                    148:        if ($allowed) {
1.43      raeburn   149:            my $query_string = &build_query_string({'forcestudent' => '1',});
1.32      albertel  150: 	   $r->print('<p><b>'.&mt('Privacy Note').':</b> '.
                    151: 		     &mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.').
                    152: 		     '</p>'.
1.43      raeburn   153: 		     &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'</p><p><a href="'.$r->uri.$query_string.'">Show Public View</a>'.
1.32      albertel  154: 		     &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
                    155:        } elsif ($privleged && $target ne 'tex') {
1.43      raeburn   156:            my $query_string = &build_query_string({'forceedit' => '1',});
                    157: 	   $r->print('<p><a href="'.$r->uri.$query_string.'"><font size="+1">'.
1.32      albertel  158: 		     &mt('Edit').'</font></a></p>');
                    159:        }
1.37      albertel  160:       if (($env{'form.uploaddoc.filename'}) &&
                    161:           ($env{'form.storeupl'}) && ($allowed)) {
                    162:  	  if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
1.24      albertel  163: 	      if ($syllabus{'uploaded.photourl'}) {
                    164: 		  &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
                    165: 	      }
                    166: 	      $syllabus{'uploaded.photourl'}=
                    167:                  &Apache::lonnet::userfileupload('uploaddoc',undef,'aboutme');
1.3       www       168:  	  }
                    169:           $syllabus{'uploaded.lastmodified'}=time;
                    170:           &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
                    171:        }
1.37      albertel  172:     if ($allowed && $env{'form.delupl'}) {
1.32      albertel  173: 	if ($syllabus{'uploaded.photourl'}) {
                    174: 	    &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
                    175: 	    delete($syllabus{'uploaded.photourl'});
                    176: 	    &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
                    177: 	}
                    178:     }
1.37      albertel  179:        if (($allowed) && ($env{'form.storesyl'})) {
1.57      albertel  180: 	   foreach my $syl_field (keys(%syllabusfields)) {
                    181:                my $field=$env{'form.'.$syl_field};
1.2       www       182:                $field=~s/\s+$//s;
1.11      www       183:                $field=&Apache::lonfeedback::clear_out_html($field,
1.37      albertel  184:                                                            $env{'user.adv'});
1.57      albertel  185: 	       $syllabus{$syl_field}=$field;
1.2       www       186:            }
                    187:            $syllabus{'uploaded.lastmodified'}=time;
                    188:            &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
                    189:        }
                    190: 
                    191: # ---------------------------------------------------------------- Get syllabus
                    192:     if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
1.5       www       193:        my $lastmod=$syllabus{'uploaded.lastmodified'};
1.18      www       194:        $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
                    195:        $r->print(&mt('Last updated').': '.$lastmod);
1.3       www       196:        if ($syllabus{'uploaded.photourl'}) {
1.24      albertel  197: 	   &Apache::lonnet::allowuploaded('/adm/aboutme',
                    198: 					  $syllabus{'uploaded.photourl'});
1.33      matthew   199: 	   my $image=
                    200:                qq{<img src="$syllabus{'uploaded.photourl'}" align="right" />};
1.27      albertel  201: 	   if ($target eq 'tex') {
                    202: 	       $image=&Apache::lonxml::xmlparse($r,'tex',$image);
1.26      sakharuk  203: 	   }
1.27      albertel  204: 	   $r->print($image);
1.3       www       205:        }
1.23      sakharuk  206:        if ($allowed) {
1.3       www       207:            $r->print(
1.32      albertel  208: 	 '<form method="post">
                    209:                <input type="submit" name="delupl" value="Delete Photo" />
                    210:           </form>'.
1.3       www       211: 	 '<form method="post" enctype="multipart/form-data">'.
1.18      www       212:          '<h3>'.&mt('Upload a Photo').'</h3>'.
1.3       www       213:          '<input type="file" name="uploaddoc" size="50">'.
                    214:          '<input type="submit" name="storeupl" value="Upload">'.
                    215: 	 '</form><form method="post">');
1.32      albertel  216: 
1.2       www       217:        }
1.57      albertel  218:        foreach my $field (sort(keys(%syllabusfields))) {
                    219:           if (($syllabus{$field}) || ($allowed)) {
                    220:               my $message=$syllabus{$field};
1.38      albertel  221: 	      &Apache::lonfeedback::newline_to_br(\$message);
1.2       www       222:               $message
                    223:              =~s/(http\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
1.29      www       224: 	      if ($allowed) {
                    225: 		  $message=&Apache::lonspeller::markeduptext($message);
                    226: 	      }
1.2       www       227: 	      $message=&Apache::lontexconvert::msgtexconverted($message);
1.22      sakharuk  228: 	      if ($target ne 'tex') {
1.57      albertel  229: 		  $r->print('<h3>'.$syllabusfields{$field}.'</h3><blockquote>'.
1.22      sakharuk  230:                             $message.'</blockquote>');
                    231: 	      } else {
1.57      albertel  232: 		     $r->print('\\\\\textbf{'.$syllabusfields{$field}.'}\\\\'.
1.25      sakharuk  233: 			       &Apache::lonxml::xmlparse($r,'tex',$message).'\\\\');
1.22      sakharuk  234: 	      }
1.23      sakharuk  235:               if ($allowed) {
1.57      albertel  236:                  $r->print('<br /><textarea cols="80" rows="6" name="'.$field.'">'.
                    237: 			   &HTML::Entities::encode($syllabus{$field},'"&<>').
1.17      www       238:            '</textarea><input type="submit" name="storesyl" value="'.
1.62      albertel  239: 			   &mt('Save').'" />');
1.2       www       240: 	      }
                    241: 	  }
                    242:        }
1.23      sakharuk  243:        if ($allowed) {
1.2       www       244: 	   $r->print('</form>');
                    245:        }
1.46      albertel  246:        if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
1.2       www       247:     } else {
1.17      www       248:        $r->print('<p>'.&mt('No personal information provided').'.</p>');
1.8       www       249:     }
1.43      raeburn   250: 
                    251:     if ($target ne 'tex') {
1.55      raeburn   252:         &print_portfiles_link($r,$is_course);
1.43      raeburn   253:     }
                    254: 
1.63      albertel  255:     if ($env{'request.course.id'}
                    256: 	&& &Apache::lonnet::allowed('srm',$env{'request.course.id'})
                    257: 	&& &in_course($cdom,$cnum)) {
                    258: 	if ($target ne 'tex') {
                    259: 	    $r->print('<a name="coursecomment" />');
                    260: 	    $r->print('<hr /><h3>'.
                    261: 		      &mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'</h3>'.
                    262: 		      &mt('Shared by course faculty and staff').
                    263: 		      &Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message").
                    264: 		      '<br />');
                    265: 	    &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
                    266: 	    $r->print('<hr />');
                    267: 	    if (&Apache::lonnet::allowed('vsa',
                    268: 					 $env{'request.course.id'}) ||
                    269: 		&Apache::lonnet::allowed('vsa',
                    270: 					 $env{'request.course.id'}.'/'.
                    271: 					 $env{'request.course.sec'})) {
                    272: 		$r->print(&Apache::loncommon::track_student_link
                    273: 			  ('View recent activity by this student',
                    274: 			   $cnum,$cdom).('&nbsp;'x2));
1.22      sakharuk  275: 	    }
1.63      albertel  276: 	    $r->print(&Apache::loncommon::noteswrapper('Add Records',$cnum,$cdom));
                    277: 	} else {
                    278: 	    $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
                    279: 	    &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
                    280: 	}
1.1       www       281:     }
1.40      albertel  282:     if ($target ne 'tex') {
                    283: 	$r->print(&Apache::loncommon::end_page());
                    284:     } else {
                    285: 	$r->print('\end{document}');
                    286:     }
1.1       www       287:     return OK;
1.43      raeburn   288: }
                    289: 
1.63      albertel  290: sub in_course {
                    291:     my ($udom,$uname,$cdom,$cnum,$type) = @_;
                    292:     $type ||= 'any';
                    293:     if (!defined($cdom) || !defined($cnum)) {
                    294: 	my $cid  = $env{'request.course.id'};
                    295: 	$cdom = $env{'course.'.$cid.'.domain'};
                    296: 	$cnum = $env{'course.'.$cid.'.num'};
                    297:     }
                    298:     my %roles = &Apache::lonnet::dump('roles',$udom,$uname);
                    299:     my @course_roles = grep(m{^/\Q$cdom\E/\Q$cnum\E[/_]}, keys(%roles));
                    300:     return 0 if (!@course_roles);
                    301:     return 1 if ($type eq 'any');
                    302:     my $now = time();
                    303:     foreach my $role (@course_roles) {
                    304: 	my (undef,$role_end,$role_start)=split(/\_/,$roles{$role});
                    305: 	my $status = 'active';
                    306: 	if ($role_start > 0 && $now < $role_start) {
                    307: 	    $status = 'future';
                    308: 	}
                    309: 	if ($role_end > 0 && $now > $role_end) {
                    310: 	    $status = 'previous';
                    311: 	}
                    312: 	return 1 if ($status eq $type);
                    313:     }
                    314:     return 0;
                    315: }
                    316: 
1.43      raeburn   317: sub aboutme_info {
1.55      raeburn   318:     my ($r,$is_course) = @_;
1.43      raeburn   319:     my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
1.55      raeburn   320:     my $name;
                    321:     if (!$is_course) {
                    322:         $name = &Apache::loncommon::plainname($cnum,$cdom);
                    323:     }
1.43      raeburn   324:     return ($cdom,$cnum,$name);
                    325: }
                    326: 
                    327: sub print_portfiles_link {
1.55      raeburn   328:     my ($r,$is_course) = @_;
                    329:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.64    ! raeburn   330:     my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
        !           331:                                       $cdom,$cnum,$name);
1.47      albertel  332:     my $query_string = &build_query_string();
1.43      raeburn   333:     my $output;
1.55      raeburn   334:     my %lt = &Apache::lonlocal::texthash(
                    335:                          vpfi => 'Viewable portfolio files',
                    336:                          vgpf => 'Viewable group portfolio files',
                    337:                          difl => 'Display file listing',
                    338:              );                     
1.43      raeburn   339:     if ($filecounts->{'both'} > 0) {
1.55      raeburn   340:         $output = '<h3>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h3>';
1.47      albertel  341:         $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
1.55      raeburn   342:                    $query_string.'">'.$lt{'difl'}.
1.43      raeburn   343:                    '</a><br /><br />';
1.53      raeburn   344:         if ($filecounts->{'both'} == 1) {
1.55      raeburn   345:             if ($is_course) {
                    346:                 $output .= &mt('One group portfolio file is available.').'<ul>';
                    347:             } else {
1.56      albertel  348:                 $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
1.55      raeburn   349:             }
1.53      raeburn   350:         } else {
1.55      raeburn   351:             if ($is_course) {
1.56      albertel  352:                 $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
1.55      raeburn   353:             } else {
                    354:                 $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
                    355:             }
1.53      raeburn   356:         }
1.43      raeburn   357:         if ($filecounts->{'withoutpass'}) {
1.54      albertel  358: 	    $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
1.43      raeburn   359:         }
                    360:         if ($filecounts->{'withpass'}) {
1.54      albertel  361: 	    $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
1.43      raeburn   362:         }
                    363:         $output .= '</ul>';
                    364:     }
                    365:     $r->print($output);
                    366:     return;
                    367: }
                    368: 
                    369: sub build_query_string {
                    370:     my ($new_items) = @_;
                    371:     my $query_string;
                    372:     my @formelements = ('register'); 
1.47      albertel  373:     my $new = 0;
1.43      raeburn   374:     if (ref($new_items) eq 'HASH') {
1.47      albertel  375:         $new = 1;
1.43      raeburn   376:         if (!defined($new_items->{'forceedit'}) && 
                    377:             !defined($new_items->{'forcestudent'})) {
                    378:             push(@formelements,('forceedit','forcestudent'));
                    379:         }
                    380:     } else {
                    381:         push(@formelements,('forceedit','forcestudent'));
                    382:     }
                    383:     foreach my $element (@formelements) {
                    384:         if (exists($env{'form.'.$element})) {
1.47      albertel  385:             if ((!$new) || (!defined($new_items->{$element}))) {
1.43      raeburn   386:                 $query_string .= '&amp;'.$element.'='.$env{'form.'.$element};
                    387:             }
                    388:         }
                    389:     }
1.47      albertel  390:     if ($new) {
1.43      raeburn   391:         foreach my $key (keys(%{$new_items})) {
                    392:             $query_string .= '&amp;'.$key.'='.$new_items->{$key};
                    393:         }
                    394:     }
                    395:     $query_string =~ s/^\&amp;/\?/;
                    396:     return $query_string;
                    397: }
                    398: 
                    399: sub display_portfolio_header {
1.55      raeburn   400:     my ($r,$is_course) = @_;
                    401:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.43      raeburn   402:     my $query_string = &build_query_string();
                    403:     &Apache::lonhtmlcommon::clear_breadcrumbs();
                    404:     my $forcestudent='';
                    405:     if ($env{'form.forcestudent'}) { $forcestudent='student'; };
1.55      raeburn   406: 
                    407:     my $output;
                    408:     if ($is_course) {
                    409:         $output = 
                    410:             &Apache::loncommon::start_page('Viewable group portfolio files',undef,
                    411:                                             {'function' => $forcestudent,
                    412:                                              'domain'   => $cdom,});
                    413:         $output .= '<h3>'.&mt('Group Portfolio files').'</h3>';
                    414:     } else {
                    415:         $output  =
                    416:             &Apache::loncommon::start_page('Viewable portfolio files',undef,
                    417:                                             {'function' => $forcestudent,
1.43      raeburn   418:                                              'domain'   => $cdom,});
1.55      raeburn   419:         if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
                    420:             &Apache::lonhtmlcommon::add_breadcrumb
                    421:                 ({href=>"/adm/$cdom/$cnum/aboutme".$query_string,
                    422:                   text=>"Personal information - $name",
                    423:                   title=>"Go to personal information page for $name"},                 {href=>"/adm/$cdom/$cnum/aboutme/portfolio",
                    424:                   text=>"Viewable files - $name",
                    425:                   title=>"Viewable portfolio files for $name"}
                    426:             );
                    427:             $output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Viewable portfolio files.'));
                    428:         }
                    429:         $output .= '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
1.53      raeburn   430:     }
1.43      raeburn   431:     $r->print($output);
                    432:     return;
                    433: }
                    434: 
                    435: sub display_portfolio_files {
1.55      raeburn   436:     my ($r,$is_course) = @_;
                    437:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.47      albertel  438:     my %lt = ( withoutpass => 'passphrase not required',
                    439: 	       withpass    => 'passphrase protected',
                    440: 	       both        => 'all access types ',);
                    441:     %lt = &Apache::lonlocal::texthash(%lt);
                    442: 
1.43      raeburn   443:     my $portaccess = 'withoutpass';
                    444:     if (exists($env{'form.portaccess'})) {
                    445:         $portaccess = $env{'form.portaccess'};
                    446:     }
1.47      albertel  447: 
1.45      albertel  448:     my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
                    449: 	.'" name="displaystatus" method="post">'.
                    450: 	&mt('File access type: ').'<select name="portaccess">';
1.43      raeburn   451:     foreach my $type ('withoutpass','withpass','both') {
                    452:         $output .= '<option value="'.$type.'" ';
                    453:         if ($portaccess eq $type) {
                    454:             $output .= 'selected="selected"';
                    455:         }
1.53      raeburn   456:         $output .= '>'.$lt{$type}.'</option>';
1.43      raeburn   457:     }
                    458:     $output .= '</select>'."\n".
                    459:                '<input type="submit" name="portaccessbutton" value="'.
1.47      albertel  460:                &mt('Update display').'" />';
1.43      raeburn   461:     $output .= '</form><br /><br />';
                    462:     $r->print($output);
1.64    ! raeburn   463:     my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
        !           464:                                       $cdom,$cnum,$name);
1.53      raeburn   465:     if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
                    466:         my $query_string = &build_query_string();
                    467:         $r->print('<br /><br /><a href="/adm/'.$cdom.'/'.$cnum.
1.55      raeburn   468:                   '/aboutme'.$query_string.'">');
                    469:         if ($is_course) {
                    470:             $r->print(&mt('Course Information page'));
                    471:         } else {
                    472:             $r->print(&mt('Information about [_1]',$name));
                    473:         }
                    474:         $r->print('</a>');
1.53      raeburn   475:     }
1.43      raeburn   476:     return;
                    477: }
                    478: 
                    479: sub portfolio_files {
1.64    ! raeburn   480:     my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
1.43      raeburn   481:     my $filecounts = {
                    482:                        withpass    => 0,
                    483:                        withoutpass => 0,
                    484:                        both        => 0,
                    485:                      };
                    486:     my $current_permissions =
1.44      albertel  487: 	&Apache::lonnet::get_portfile_permissions($cdom,$cnum);
1.43      raeburn   488:     my %access_controls = 
1.44      albertel  489: 	&Apache::lonnet::get_access_controls($current_permissions);
1.43      raeburn   490:     my $portaccess;
                    491:     if ($mode eq 'showlink') {
                    492:         $portaccess = 'both';
                    493:     } else {
                    494:         $portaccess = 'withoutpass';
                    495:         if (exists($env{'form.portaccess'})) {
                    496:             $portaccess = $env{'form.portaccess'};
                    497:         }
                    498:     }
                    499: 
1.55      raeburn   500:     my $diroutput;
                    501:     if ($is_course) {
                    502:         my %files_by_group;
                    503:         foreach my $filename (sort(keys(%access_controls))) {
                    504:             my ($group,$path) = split('/',$filename,2);
                    505:             $files_by_group{$group}{$path} = $access_controls{$filename}; 
                    506:         }
                    507:         foreach my $group (sort(keys(%files_by_group))) {
                    508:             my %fileshash;
                    509:             my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
                    510:                                            $is_course,$filecounts,$mode,
                    511:                                            $files_by_group{$group},
                    512:                                            \%fileshash,$group);
                    513:             if ($grpout) {
                    514:                 $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
                    515:             }
                    516:         }
                    517:     } else {
                    518:         my %allfileshash;
                    519:         $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
                    520:                                       $filecounts,$mode,\%access_controls,
                    521:                                       \%allfileshash);
                    522:     }
                    523:     if ($mode eq 'listfiles') {
                    524:         if ($filecounts->{'both'}) {
                    525:              $r->print($diroutput);
                    526:         } else {
                    527:             my $access_text;
                    528:             if (ref($lt) eq 'HASH') {
                    529:                 $access_text = $lt->{$portaccess};   
                    530:             }
                    531:             $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
                    532:         }
                    533:     }
                    534:     return $filecounts;
                    535: }
                    536: 
                    537: { 
                    538:     my $count=0;
                    539:     sub portfolio_table_start {
                    540: 	$count=0;
                    541: 	return '<table class="LC_aboutme_port">';
                    542:     }
                    543:     sub portfolio_row_start {
                    544: 	$count++;
                    545: 	my $class = ($count%2)?'LC_odd_row'
                    546: 	                      :'LC_even_row';
                    547: 	return '<tr class="'.$class.'">';
                    548:     }
                    549: }
                    550: 
                    551: sub build_hierarchy {
                    552:     my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
                    553:         $allfileshash,$group) = @_;
                    554:     foreach my $filename (sort(keys(%{$access_info}))) {
                    555:         my $access_status =
                    556:            &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group,                                                 $$access_info{$filename});
1.43      raeburn   557:         if ($portaccess eq 'both') {
                    558:             if (($access_status ne 'ok') &&
                    559:                 ($access_status !~  /^[^:]+:guest_/)) {
                    560:                 next;
                    561:             }
                    562:         } elsif ($portaccess eq 'withoutpass') {
                    563:             if ($access_status ne 'ok') {
                    564:                 next;
                    565:             }
                    566:         } elsif ($portaccess eq 'withpass') {
                    567:             if ($access_status !~  /^[^:]+:guest_/) {
                    568:                 next;
                    569:             }
                    570:         }
                    571:         if ($mode eq 'listfiles') {
                    572:             $filename =~ s/^\///;
                    573:             my @pathitems = split('/',$filename);
1.55      raeburn   574:             my $lasthash = $allfileshash;
1.43      raeburn   575:             while (@pathitems > 1) {
                    576:                 my $newlevel = shift(@pathitems);
                    577:                 if (!exists($lasthash->{$newlevel})) {
                    578:                     $lasthash->{$newlevel} = {};
                    579:                 }
                    580:                 $lasthash = $lasthash->{$newlevel};
                    581:             }
                    582:             $lasthash->{$pathitems[0]} = $filename;
                    583:         }
                    584:         if ($access_status eq 'ok') {
                    585:             $filecounts->{'withoutpass'} ++;
                    586:         } elsif ($access_status =~  /^[^:]+:guest_/) {
                    587:             $filecounts->{'withpass'} ++;
                    588:         }
                    589:     }
                    590:     $filecounts->{'both'} =  $filecounts->{'withoutpass'} +
                    591:                               $filecounts->{'withpass'};
1.55      raeburn   592:     my $output;
1.43      raeburn   593:     if ($mode eq 'listfiles') {
1.55      raeburn   594:         if ($filecounts->{'both'} > 0) {
1.45      albertel  595:             $output = &portfolio_table_start();
1.55      raeburn   596:             $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
                    597:                                         $group);
1.43      raeburn   598:             $output .= '</table>';
                    599:         }
1.45      albertel  600:     }
1.55      raeburn   601:     return $output;
1.45      albertel  602: }
                    603: 
1.43      raeburn   604: sub parse_directory {
1.55      raeburn   605:     my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
                    606:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.45      albertel  607:     $depth++;
                    608:     my $output;
1.49      albertel  609: 
1.55      raeburn   610:     my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
                    611:                                                                 $group);
1.49      albertel  612:     my %dirlist = map {
                    613: 	    ((split('&',$_,2))[0],1)
                    614: 	} &Apache::lonnet::dirlist($path,$cdom,$cnum,$portfolio_root);
1.43      raeburn   615:     foreach my $item (sort(keys(%{$currhash}))) {
1.45      albertel  616:         $output .= &portfolio_row_start();
                    617:         $output .= '<td style="padding-left: '.($depth*25).'px">';
1.43      raeburn   618:         if (ref($currhash->{$item}) eq 'HASH') {
1.45      albertel  619:             my $title=&HTML::Entities::encode($item,'<>&"');
                    620:             $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" />&nbsp;'.$title;
1.47      albertel  621: 	    $output .= '</td><td></td></tr>';
1.49      albertel  622:             $output .= &parse_directory($r,$depth,$currhash->{$item},
1.55      raeburn   623: 					$path.'/'.$item,$is_course,$group);
1.43      raeburn   624:         } else {
1.50      albertel  625: 	    my $file_name; 
                    626: 	    if ($currhash->{$item} =~ m|/([^/]+)$|) {
                    627: 		$file_name = $1;
                    628: 	    } else {
                    629: 		$file_name = $currhash->{$item};
                    630: 	    }
                    631: 	    my $have_meta = exists($dirlist{$file_name.'.meta'});
1.55      raeburn   632:             my $url;
                    633:             if ($is_course) {
                    634:                 $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
                    635:                        '/portfolio/'.$currhash->{$item};
                    636:             } else { 
                    637: 	        $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.
                    638: 		       $currhash->{$item};
                    639:             }
1.43      raeburn   640:             my $showname;
1.50      albertel  641: 	    if ($have_meta) {
                    642: 		$showname = &Apache::lonnet::metadata($url,'title');
                    643: 	    }
                    644: 	    if ($showname eq '') {
                    645: 		$showname = $file_name;
                    646: 	    } else {
                    647: 		$showname = $file_name.' ('.$showname.')';
                    648: 	    }
                    649: 
1.45      albertel  650:             $showname=&HTML::Entities::encode($showname,'<>&"');
1.49      albertel  651:             $output .= '<a href="'.$url.'">'.
                    652: 		'<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
                    653: 		'&nbsp;'.$showname.'</a>';
                    654: 	    $output.='</td><td>';
1.50      albertel  655: 	    if ($have_meta) {
1.49      albertel  656: 		$output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Catalog Information').'" src="'.
1.47      albertel  657: 		&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').
1.49      albertel  658: 		'" class="LC_icon" /></a>';
                    659: 	    }
1.45      albertel  660: 	    $output .= '</td></tr>';
1.43      raeburn   661:         }
                    662:     }
1.45      albertel  663:     return $output;
1.43      raeburn   664: }
1.1       www       665: 
                    666: 1;
                    667: __END__

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