Annotation of loncom/interface/lonaboutme.pm, revision 1.83

1.1       www         1: # The LearningOnline Network
1.2       www         2: # "About Me" Personal Information
1.1       www         3: #
1.83    ! schualex    4: # $Id: lonaboutme.pm,v 1.82 2008/12/10 21:46:58 kaisler 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: 
1.74      jms        29: =pod
                     30: 
                     31: =head1 NAME
                     32: 
                     33: pache::lonaboutme
                     34: 
                     35: =head1 SYNOPSIS
                     36: 
                     37: (empty)
                     38: 
                     39: This is part of the LearningOnline Network with CAPA project
                     40: described at http://www.lon-capa.org.
                     41: 
                     42: =head1 OVERVIEW
                     43: 
                     44: (empty)
                     45: 
                     46: 
                     47: =head1 SUBROUTINES
                     48: 
                     49: =over
                     50: 
                     51: =item handler()
                     52: 
                     53: =item in_course()
                     54: 
                     55: =item aboutme_info()
                     56: 
                     57: =item print_portfiles_link()
                     58: 
                     59: =item build_query_string()
                     60: 
                     61: =item display_portfolio_header()
                     62: 
                     63: =item display_portfolio_files()
                     64: 
                     65: =item portfolio_files()
                     66: 
                     67: =item build_hierarchy()
                     68: 
                     69: =item parse_directory()
                     70: 
                     71: =back
                     72: 
                     73: =cut
                     74: 
                     75: 
1.1       www        76: package Apache::lonaboutme;
                     77: 
                     78: use strict;
                     79: use Apache::Constants qw(:common);
                     80: use Apache::loncommon;
                     81: use Apache::lonnet;
1.2       www        82: use Apache::lontexconvert;
1.12      www        83: use Apache::lonfeedback;
1.39      www        84: use Apache::lonrss();
1.17      www        85: use Apache::lonlocal;
1.41      albertel   86: use Apache::lonmsgdisplay();
1.72      amueller   87: use Apache::lontemplate;
1.52      albertel   88: use HTML::Entities();
1.1       www        89: 
                     90: sub handler {
                     91:     my $r = shift;
1.17      www        92:     &Apache::loncommon::content_type($r,'text/html');
1.1       www        93:     $r->send_http_header;
                     94:     return OK if $r->header_only;
1.37      albertel   95:     my $target=$env{'form.grade_target'};
1.1       www        96: # ------------------------------------------------------------ Print the screen
1.40      albertel   97:     if ($target eq 'tex') {
1.37      albertel   98: 	$r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
1.22      sakharuk   99:     }
1.47      albertel  100:     my (undef,undef,$cdom,$cnum,undef,$action)=split(/\//,$r->uri);
1.55      raeburn   101:     my $is_course;
1.2       www       102: # Is this even a user?
                    103:     if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
1.40      albertel  104: 	&Apache::loncommon::simple_error_page($r,'No info',
                    105: 					      'No user information available');
1.2       www       106:         return OK;
1.55      raeburn   107:     } else {
1.59      raeburn   108:         $is_course = &Apache::lonnet::is_course($cdom,$cnum);
1.2       www       109:     }
1.55      raeburn   110: 
1.77      raeburn   111:     my $candisplay = 1;
                    112:     if (!$is_course) {
1.80      raeburn   113:         if ($action ne 'portfolio') {
                    114:             $candisplay = &Apache::lonnet::usertools_access($cnum,$cdom,'aboutme');
                    115:             if ((!$candisplay) && ($env{'request.course.id'})) {
                    116:                 $candisplay = &aboutme_access($cnum,$cdom);
                    117:             }
                    118:             if (!$candisplay) {
                    119:                 if ($target eq 'tex') {
                    120:                     $r->print('\noindent{\large\textbf{'.&mt('No user home page available').'}}\\\\\\\\');
                    121:                 } else {
                    122:                     $r->print(&Apache::loncommon::start_page("Personal Information"));
                    123:                     $r->print('<h2>'.&mt('No user home page available') .'</h2>'.
                    124:                               &mt('This is a result of one of the following:').'<ul>'.
                    125:                               '<li>'.&mt('The administrator of this domain has disabled home page functionality for this specific user.').'</li>'.
                    126:                               '<li>'.&mt('The domain has been configured to disable, by default, home page functionality for all users in the domain.').'</li>'.
                    127:                               '</ul>');
                    128:                     $r->print(&Apache::loncommon::end_page());
                    129:                 }
                    130:                 return OK;
1.77      raeburn   131:             }
                    132:         }
                    133:     }
                    134: 
1.2       www       135: # --------------------------------------------------------- The syllabus fields
1.17      www       136:     my %syllabusfields=&Apache::lonlocal::texthash(
1.3       www       137:        'aaa_contactinfo'   => 'Contact Information',
                    138:        'bbb_aboutme'       => 'About Me',
                    139:        'ccc_webreferences' => 'Web References');
1.2       www       140: 
1.13      www       141: # ------------------------------------------------------------ Get Query String
1.47      albertel  142:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                    143: 					    ['forceedit','forcestudent',
1.69      raeburn   144: 					     'register','popup']);
1.43      raeburn   145: 
                    146: # ----------------------------------------------- Available Portfolio file display 
1.47      albertel  147:     if (($target ne 'tex') && ($action eq 'portfolio')) {
1.55      raeburn   148:         &display_portfolio_header($r,$is_course);
1.80      raeburn   149:         if ((!$is_course) && (!&Apache::lonnet::usertools_access($cnum,$cdom,'portfolio'))) {
                    150:             $r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
                    151:                       &mt('This is a result of one of the following:').'<ul>'.
                    152:                       '<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
                    153:                       '<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
                    154:                       '</ul>');
1.60      raeburn   155:         } else {
1.80      raeburn   156:             my ($blocked,$blocktext) = 
                    157:                 &Apache::loncommon::blocking_status('port',$cnum,$cdom);
                    158:             if (!$blocked) {
                    159:                 &display_portfolio_files($r,$is_course);
                    160:             } else {
                    161:                 $r->print($blocktext);
                    162:             }
1.60      raeburn   163:         }
1.43      raeburn   164:         $r->print(&Apache::loncommon::end_page());
                    165:         return OK;
                    166:     }
                    167: 
1.55      raeburn   168:     if ($is_course) {
                    169:         if ($target ne 'tex') {
1.82      kaisler   170: 			my @brcrum = [{href=>"/adm/navmaps",text=>"Navigate Course Contents"},
                    171: 						 {href=>"/adm/aboutme",text=>"Course Information"}];
1.55      raeburn   172:             my $start_page =
                    173:                 &Apache::loncommon::start_page(
                    174:                     "Course Information",
                    175:                      undef,
                    176:                      {'function' => $env{'forcestudent'},
                    177:                       'domain'   => $cdom,
1.82      kaisler   178:                       'force_register' => $env{'forceregister'},
                    179: 					   bread_crumbs => @brcrum});
1.55      raeburn   180:             $r->print($start_page);
                    181:             $r->print('<h2>'.&mt('Group files').'</h2>');
                    182:             &print_portfiles_link($r,$is_course);
                    183:             $r->print(&Apache::loncommon::end_page());
                    184:         }
                    185:         return OK;
                    186:     }
                    187: 
1.2       www       188: # --------------------------------------------------------------- Force Student
                    189:     my $forcestudent='';
1.37      albertel  190:     if ($env{'form.forcestudent'}) { $forcestudent='student'; };
1.43      raeburn   191: 
                    192:     my $forceregister = '';
                    193:     if ($forcestudent eq '') {
                    194:         $forceregister = $env{'form.register'};
                    195:     }
1.2       www       196:        
                    197: # --------------------------------------- There is such a user, get environment
                    198:     my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
1.22      sakharuk  199:     if ($target ne 'tex') {
1.65      albertel  200: 	my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
1.69      raeburn   201:         my $args = {'function' => $forcestudent,
                    202:                     'domain'   => $cdom,
                    203:                     'force_register' => $forceregister};
                    204:         if ($env{'form.popup'}) {
                    205:             $args->{'no_nav_bar'} = 1;
                    206:         }
1.82      kaisler   207: 	$args->{'bread_crumbs'} = [{href=>"/adm/fhwfdev/$cnum/aboutme",text=>"Personal Information"}];
1.40      albertel  208: 	my $start_page = 
1.69      raeburn   209: 	    &Apache::loncommon::start_page("Personal Information",$rss_link,$args);
1.40      albertel  210: 	$r->print($start_page);
1.76      harmsja   211: 	$r->print('<h2>'.&Apache::loncommon::plainname($cnum,$cdom).'</h2>');
1.22      sakharuk  212:     } else {
                    213: 	$r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
                    214:     }
1.6       www       215:     if ($courseenv{'nickname'}) {
                    216:        $r->print(
1.7       albertel  217:          '<h2>&quot;'.$courseenv{'nickname'}.
1.6       www       218:          '&quot;</h2>');
                    219:     }
1.22      sakharuk  220:     if ($target ne 'tex') {
1.71      amueller  221: 	$r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');#OLD SendMessage POS
1.22      sakharuk  222:     } else {
1.61      albertel  223: 	$r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
1.22      sakharuk  224:     }
1.2       www       225:     my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
                    226:     my $allowed=0;
                    227: 
1.1       www       228: # does this user have privileges to post, etc?
1.2       www       229: 
1.37      albertel  230:        my $privleged=$allowed=(($env{'user.name'} eq $cnum) && 
                    231: 			       ($env{'user.domain'} eq $cdom));
1.23      sakharuk  232:        if ($forcestudent or $target eq 'tex') { $allowed=0; }
1.2       www       233:  
                    234:        if ($allowed) {
1.69      raeburn   235:            my $query_string = &build_query_string({'forcestudent' => '1','popup' => $env{'form.popup'}});
1.32      albertel  236: 	   $r->print('<p><b>'.&mt('Privacy Note').':</b> '.
                    237: 		     &mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.').
                    238: 		     '</p>'.
1.67      bisitz    239: 		     &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')).'</p><p><a href="'.$r->uri.$query_string.'">'.&mt('Show Public View').'</a>'.
1.32      albertel  240: 		     &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
                    241:        } elsif ($privleged && $target ne 'tex') {
1.69      raeburn   242:            my $query_string = &build_query_string({'forceedit' => '1','popup' => $env{'form.popup'}});
1.76      harmsja   243: 	   $r->print('<p><a href="'.$r->uri.$query_string.'">'.
                    244: 		     &mt('Edit').'</a></p>');
1.32      albertel  245:        }
1.37      albertel  246:       if (($env{'form.uploaddoc.filename'}) &&
                    247:           ($env{'form.storeupl'}) && ($allowed)) {
                    248:  	  if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
1.24      albertel  249: 	      if ($syllabus{'uploaded.photourl'}) {
                    250: 		  &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
                    251: 	      }
                    252: 	      $syllabus{'uploaded.photourl'}=
1.79      amueller  253:                  &Apache::lonnet::userphotoupload('uploaddoc','aboutme');
1.3       www       254:  	  }
                    255:           $syllabus{'uploaded.lastmodified'}=time;
                    256:           &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
                    257:        }
1.37      albertel  258:     if ($allowed && $env{'form.delupl'}) {
1.32      albertel  259: 	if ($syllabus{'uploaded.photourl'}) {
                    260: 	    &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
                    261: 	    delete($syllabus{'uploaded.photourl'});
                    262: 	    &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
                    263: 	}
                    264:     }
1.37      albertel  265:        if (($allowed) && ($env{'form.storesyl'})) {
1.57      albertel  266: 	   foreach my $syl_field (keys(%syllabusfields)) {
                    267:                my $field=$env{'form.'.$syl_field};
1.2       www       268:                $field=~s/\s+$//s;
1.11      www       269:                $field=&Apache::lonfeedback::clear_out_html($field,
1.37      albertel  270:                                                            $env{'user.adv'});
1.57      albertel  271: 	       $syllabus{$syl_field}=$field;
1.2       www       272:            }
                    273:            $syllabus{'uploaded.lastmodified'}=time;
                    274:            &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
                    275:        }
                    276: 
1.71      amueller  277: my $lastmod;
                    278: my $image; 
1.2       www       279: # ---------------------------------------------------------------- Get syllabus
                    280:     if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
1.71      amueller  281:        $lastmod=$syllabus{'uploaded.lastmodified'};
1.18      www       282:        $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
1.71      amueller  283:        # $r->print(&mt('Last updated').': '.$lastmod); #Old Last Modifi Pos
1.3       www       284:        if ($syllabus{'uploaded.photourl'}) {
1.24      albertel  285: 	   &Apache::lonnet::allowuploaded('/adm/aboutme',
                    286: 					  $syllabus{'uploaded.photourl'});
1.79      amueller  287: 	   $image=qq{<img name="userPhoto" src="$syllabus{'uploaded.photourl'}" />};
1.73      amueller  288: 
1.27      albertel  289: 	   if ($target eq 'tex') {
                    290: 	       $image=&Apache::lonxml::xmlparse($r,'tex',$image);
1.26      sakharuk  291: 	   }
1.71      amueller  292: 	  # $r->print($image); #Print old Image
1.3       www       293:        }
1.23      sakharuk  294:        if ($allowed) {
1.3       www       295:            $r->print(
                    296: 	 '<form method="post" enctype="multipart/form-data">'.
1.18      www       297:          '<h3>'.&mt('Upload a Photo').'</h3>'.
1.68      raeburn   298:          '<input type="file" name="uploaddoc" size="50" />'.
                    299:          '<input type="submit" name="storeupl" value="'.&mt('Upload').'" />'.
1.69      raeburn   300:          '<input type="hidden" name="popup" value="'.$env{'form.popup'}.'" />'.
1.83    ! schualex  301: 	 '</form><form method="post"><input type="submit" name="delupl" value="'.&mt('Delete Photo').'" /> </form>
        !           302: ');
1.32      albertel  303: 
1.2       www       304:        }
1.78      ehlerst   305: 	&Apache::lontemplate::start_columnSection($r);
1.75      ehlerst   306: 	&Apache::lontemplate::print_content_template($r,$allowed,$target,\%syllabusfields,\%syllabus);
1.71      amueller  307:        if($target ne 'tex')
                    308:        {
1.81      ehlerst   309: 		&Apache::lontemplate::start_ContentBox($r);
                    310: 		$r->print($image);
                    311: 		&Apache::lontemplate::send_message($r,$cnum,$cdom);
                    312: 		&Apache::lontemplate::end_ContentBox($r);
                    313: 		&Apache::lontemplate::end_columnSection($r);
                    314: 		&Apache::lontemplate::start_columnSection($r);
                    315: 		&Apache::lontemplate::start_ContentBox($r);
                    316: 		&print_portfiles_link($r,$is_course);
                    317: 		if(&Apache::lonrss::advertisefeeds($cnum,$cdom) ne ''){
                    318: 			$r->print('<div class="ContentBoxSpecial">');
                    319: 			$r->print('<h4 class="hcell">'.'RSS Feeds and Blogs'.'</h4>');
                    320: 			$r->print(&Apache::lonrss::advertisefeeds($cnum,$cdom));
                    321: 			$r->print('</div>');
                    322: 		}
                    323: 		&Apache::lontemplate::end_ContentBox($r);
                    324: 		&Apache::lontemplate::end_columnSection($r);
1.71      amueller  325:        }
                    326: 
1.23      sakharuk  327:        if ($allowed) {
1.69      raeburn   328:            if ($env{'form.popup'}) {
                    329:                $r->print('<input type="hidden" name="popup" value="'.
                    330:                          $env{'form.popup'}.'" />');
                    331:            }
1.2       www       332: 	   $r->print('</form>');
                    333:        }
1.46      albertel  334:        if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
1.2       www       335:     } else {
1.17      www       336:        $r->print('<p>'.&mt('No personal information provided').'.</p>');
1.8       www       337:     }
1.43      raeburn   338: 
                    339:     if ($target ne 'tex') {
1.71      amueller  340:         # &print_portfiles_link($r,$is_course); #old Print files
                    341: 
1.43      raeburn   342:     }
                    343: 
1.63      albertel  344:     if ($env{'request.course.id'}
                    345: 	&& &Apache::lonnet::allowed('srm',$env{'request.course.id'})
                    346: 	&& &in_course($cdom,$cnum)) {
                    347: 	if ($target ne 'tex') {
                    348: 	    $r->print('<a name="coursecomment" />');
                    349: 	    $r->print('<hr /><h3>'.
                    350: 		      &mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'</h3>'.
                    351: 		      &mt('Shared by course faculty and staff').
                    352: 		      &Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message").
                    353: 		      '<br />');
                    354: 	    &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
                    355: 	    $r->print('<hr />');
                    356: 	    if (&Apache::lonnet::allowed('vsa',
                    357: 					 $env{'request.course.id'}) ||
                    358: 		&Apache::lonnet::allowed('vsa',
                    359: 					 $env{'request.course.id'}.'/'.
                    360: 					 $env{'request.course.sec'})) {
                    361: 		$r->print(&Apache::loncommon::track_student_link
                    362: 			  ('View recent activity by this student',
                    363: 			   $cnum,$cdom).('&nbsp;'x2));
1.22      sakharuk  364: 	    }
1.63      albertel  365: 	    $r->print(&Apache::loncommon::noteswrapper('Add Records',$cnum,$cdom));
                    366: 	} else {
                    367: 	    $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
                    368: 	    &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
                    369: 	}
1.1       www       370:     }
1.40      albertel  371:     if ($target ne 'tex') {
1.69      raeburn   372:         if ($env{'form.popup'}) {
                    373:             $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a>');
                    374:         }
1.71      amueller  375: 	$r->print('<br />'.&mt('Last updated').': '.$lastmod);
1.40      albertel  376: 	$r->print(&Apache::loncommon::end_page());
                    377:     } else {
                    378: 	$r->print('\end{document}');
                    379:     }
1.71      amueller  380: 
                    381:   
                    382: 	
1.1       www       383:     return OK;
1.43      raeburn   384: }
                    385: 
1.63      albertel  386: sub in_course {
                    387:     my ($udom,$uname,$cdom,$cnum,$type) = @_;
                    388:     $type ||= 'any';
                    389:     if (!defined($cdom) || !defined($cnum)) {
                    390: 	my $cid  = $env{'request.course.id'};
                    391: 	$cdom = $env{'course.'.$cid.'.domain'};
                    392: 	$cnum = $env{'course.'.$cid.'.num'};
                    393:     }
                    394:     my %roles = &Apache::lonnet::dump('roles',$udom,$uname);
                    395:     my @course_roles = grep(m{^/\Q$cdom\E/\Q$cnum\E[/_]}, keys(%roles));
                    396:     return 0 if (!@course_roles);
                    397:     return 1 if ($type eq 'any');
                    398:     my $now = time();
                    399:     foreach my $role (@course_roles) {
                    400: 	my (undef,$role_end,$role_start)=split(/\_/,$roles{$role});
                    401: 	my $status = 'active';
                    402: 	if ($role_start > 0 && $now < $role_start) {
                    403: 	    $status = 'future';
                    404: 	}
                    405: 	if ($role_end > 0 && $now > $role_end) {
                    406: 	    $status = 'previous';
                    407: 	}
                    408: 	return 1 if ($status eq $type);
                    409:     }
                    410:     return 0;
                    411: }
                    412: 
1.43      raeburn   413: sub aboutme_info {
1.55      raeburn   414:     my ($r,$is_course) = @_;
1.43      raeburn   415:     my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
1.55      raeburn   416:     my $name;
                    417:     if (!$is_course) {
                    418:         $name = &Apache::loncommon::plainname($cnum,$cdom);
                    419:     }
1.43      raeburn   420:     return ($cdom,$cnum,$name);
                    421: }
                    422: 
                    423: sub print_portfiles_link {
1.55      raeburn   424:     my ($r,$is_course) = @_;
                    425:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.64      raeburn   426:     my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
                    427:                                       $cdom,$cnum,$name);
1.47      albertel  428:     my $query_string = &build_query_string();
1.43      raeburn   429:     my $output;
1.55      raeburn   430:     my %lt = &Apache::lonlocal::texthash(
                    431:                          vpfi => 'Viewable portfolio files',
                    432:                          vgpf => 'Viewable group portfolio files',
                    433:                          difl => 'Display file listing',
                    434:              );                     
1.43      raeburn   435:     if ($filecounts->{'both'} > 0) {
1.76      harmsja   436: 	$output = '<div class="ContentBoxSpecial"><h4 class="hcell">';
                    437: 	$output .= ($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
1.71      amueller  438:         
1.76      harmsja   439: 	#$output = '<h4>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
1.47      albertel  440:         $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
1.55      raeburn   441:                    $query_string.'">'.$lt{'difl'}.
1.43      raeburn   442:                    '</a><br /><br />';
1.53      raeburn   443:         if ($filecounts->{'both'} == 1) {
1.55      raeburn   444:             if ($is_course) {
                    445:                 $output .= &mt('One group portfolio file is available.').'<ul>';
                    446:             } else {
1.56      albertel  447:                 $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
1.55      raeburn   448:             }
1.53      raeburn   449:         } else {
1.55      raeburn   450:             if ($is_course) {
1.56      albertel  451:                 $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
1.55      raeburn   452:             } else {
                    453:                 $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
                    454:             }
1.53      raeburn   455:         }
1.43      raeburn   456:         if ($filecounts->{'withoutpass'}) {
1.54      albertel  457: 	    $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
1.43      raeburn   458:         }
                    459:         if ($filecounts->{'withpass'}) {
1.54      albertel  460: 	    $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
1.43      raeburn   461:         }
                    462:         $output .= '</ul>';
1.76      harmsja   463: 	$output .='</p>';
1.81      ehlerst   464: 	$output .='</div>';
1.43      raeburn   465:     }
                    466:     $r->print($output);
                    467:     return;
                    468: }
                    469: 
                    470: sub build_query_string {
                    471:     my ($new_items) = @_;
                    472:     my $query_string;
                    473:     my @formelements = ('register'); 
1.47      albertel  474:     my $new = 0;
1.43      raeburn   475:     if (ref($new_items) eq 'HASH') {
1.47      albertel  476:         $new = 1;
1.43      raeburn   477:         if (!defined($new_items->{'forceedit'}) && 
                    478:             !defined($new_items->{'forcestudent'})) {
                    479:             push(@formelements,('forceedit','forcestudent'));
                    480:         }
                    481:     } else {
                    482:         push(@formelements,('forceedit','forcestudent'));
                    483:     }
                    484:     foreach my $element (@formelements) {
                    485:         if (exists($env{'form.'.$element})) {
1.47      albertel  486:             if ((!$new) || (!defined($new_items->{$element}))) {
1.43      raeburn   487:                 $query_string .= '&amp;'.$element.'='.$env{'form.'.$element};
                    488:             }
                    489:         }
                    490:     }
1.47      albertel  491:     if ($new) {
1.43      raeburn   492:         foreach my $key (keys(%{$new_items})) {
                    493:             $query_string .= '&amp;'.$key.'='.$new_items->{$key};
                    494:         }
                    495:     }
                    496:     $query_string =~ s/^\&amp;/\?/;
                    497:     return $query_string;
                    498: }
                    499: 
                    500: sub display_portfolio_header {
1.55      raeburn   501:     my ($r,$is_course) = @_;
                    502:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.43      raeburn   503:     my $query_string = &build_query_string();
                    504:     &Apache::lonhtmlcommon::clear_breadcrumbs();
                    505:     my $forcestudent='';
                    506:     if ($env{'form.forcestudent'}) { $forcestudent='student'; };
1.55      raeburn   507: 
                    508:     my $output;
                    509:     if ($is_course) {
                    510:         $output = 
                    511:             &Apache::loncommon::start_page('Viewable group portfolio files',undef,
                    512:                                             {'function' => $forcestudent,
                    513:                                              'domain'   => $cdom,});
                    514:         $output .= '<h3>'.&mt('Group Portfolio files').'</h3>';
                    515:     } else {
                    516:         $output  =
                    517:             &Apache::loncommon::start_page('Viewable portfolio files',undef,
                    518:                                             {'function' => $forcestudent,
1.43      raeburn   519:                                              'domain'   => $cdom,});
1.55      raeburn   520:         if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
                    521:             &Apache::lonhtmlcommon::add_breadcrumb
                    522:                 ({href=>"/adm/$cdom/$cnum/aboutme".$query_string,
                    523:                   text=>"Personal information - $name",
                    524:                   title=>"Go to personal information page for $name"},                 {href=>"/adm/$cdom/$cnum/aboutme/portfolio",
                    525:                   text=>"Viewable files - $name",
                    526:                   title=>"Viewable portfolio files for $name"}
                    527:             );
                    528:             $output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Viewable portfolio files.'));
                    529:         }
                    530:         $output .= '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
1.53      raeburn   531:     }
1.43      raeburn   532:     $r->print($output);
                    533:     return;
                    534: }
                    535: 
                    536: sub display_portfolio_files {
1.55      raeburn   537:     my ($r,$is_course) = @_;
                    538:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.47      albertel  539:     my %lt = ( withoutpass => 'passphrase not required',
                    540: 	       withpass    => 'passphrase protected',
                    541: 	       both        => 'all access types ',);
                    542:     %lt = &Apache::lonlocal::texthash(%lt);
                    543: 
1.43      raeburn   544:     my $portaccess = 'withoutpass';
                    545:     if (exists($env{'form.portaccess'})) {
                    546:         $portaccess = $env{'form.portaccess'};
                    547:     }
1.47      albertel  548: 
1.45      albertel  549:     my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
                    550: 	.'" name="displaystatus" method="post">'.
                    551: 	&mt('File access type: ').'<select name="portaccess">';
1.43      raeburn   552:     foreach my $type ('withoutpass','withpass','both') {
                    553:         $output .= '<option value="'.$type.'" ';
                    554:         if ($portaccess eq $type) {
                    555:             $output .= 'selected="selected"';
                    556:         }
1.53      raeburn   557:         $output .= '>'.$lt{$type}.'</option>';
1.43      raeburn   558:     }
                    559:     $output .= '</select>'."\n".
                    560:                '<input type="submit" name="portaccessbutton" value="'.
1.47      albertel  561:                &mt('Update display').'" />';
1.43      raeburn   562:     $output .= '</form><br /><br />';
                    563:     $r->print($output);
1.64      raeburn   564:     my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
                    565:                                       $cdom,$cnum,$name);
1.53      raeburn   566:     if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
                    567:         my $query_string = &build_query_string();
                    568:         $r->print('<br /><br /><a href="/adm/'.$cdom.'/'.$cnum.
1.55      raeburn   569:                   '/aboutme'.$query_string.'">');
                    570:         if ($is_course) {
                    571:             $r->print(&mt('Course Information page'));
                    572:         } else {
                    573:             $r->print(&mt('Information about [_1]',$name));
                    574:         }
                    575:         $r->print('</a>');
1.53      raeburn   576:     }
1.43      raeburn   577:     return;
                    578: }
                    579: 
                    580: sub portfolio_files {
1.64      raeburn   581:     my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
1.43      raeburn   582:     my $filecounts = {
                    583:                        withpass    => 0,
                    584:                        withoutpass => 0,
                    585:                        both        => 0,
                    586:                      };
                    587:     my $current_permissions =
1.44      albertel  588: 	&Apache::lonnet::get_portfile_permissions($cdom,$cnum);
1.43      raeburn   589:     my %access_controls = 
1.44      albertel  590: 	&Apache::lonnet::get_access_controls($current_permissions);
1.43      raeburn   591:     my $portaccess;
                    592:     if ($mode eq 'showlink') {
                    593:         $portaccess = 'both';
                    594:     } else {
                    595:         $portaccess = 'withoutpass';
                    596:         if (exists($env{'form.portaccess'})) {
                    597:             $portaccess = $env{'form.portaccess'};
                    598:         }
                    599:     }
                    600: 
1.55      raeburn   601:     my $diroutput;
                    602:     if ($is_course) {
                    603:         my %files_by_group;
                    604:         foreach my $filename (sort(keys(%access_controls))) {
                    605:             my ($group,$path) = split('/',$filename,2);
                    606:             $files_by_group{$group}{$path} = $access_controls{$filename}; 
                    607:         }
                    608:         foreach my $group (sort(keys(%files_by_group))) {
                    609:             my %fileshash;
                    610:             my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
                    611:                                            $is_course,$filecounts,$mode,
                    612:                                            $files_by_group{$group},
                    613:                                            \%fileshash,$group);
                    614:             if ($grpout) {
                    615:                 $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
                    616:             }
                    617:         }
                    618:     } else {
                    619:         my %allfileshash;
                    620:         $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
                    621:                                       $filecounts,$mode,\%access_controls,
                    622:                                       \%allfileshash);
                    623:     }
                    624:     if ($mode eq 'listfiles') {
                    625:         if ($filecounts->{'both'}) {
                    626:              $r->print($diroutput);
                    627:         } else {
                    628:             my $access_text;
                    629:             if (ref($lt) eq 'HASH') {
                    630:                 $access_text = $lt->{$portaccess};   
                    631:             }
                    632:             $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
                    633:         }
                    634:     }
                    635:     return $filecounts;
                    636: }
                    637: 
                    638: { 
                    639:     my $count=0;
                    640:     sub portfolio_table_start {
                    641: 	$count=0;
                    642: 	return '<table class="LC_aboutme_port">';
                    643:     }
                    644:     sub portfolio_row_start {
                    645: 	$count++;
                    646: 	my $class = ($count%2)?'LC_odd_row'
                    647: 	                      :'LC_even_row';
                    648: 	return '<tr class="'.$class.'">';
                    649:     }
                    650: }
                    651: 
                    652: sub build_hierarchy {
                    653:     my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
                    654:         $allfileshash,$group) = @_;
                    655:     foreach my $filename (sort(keys(%{$access_info}))) {
                    656:         my $access_status =
                    657:            &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group,                                                 $$access_info{$filename});
1.43      raeburn   658:         if ($portaccess eq 'both') {
                    659:             if (($access_status ne 'ok') &&
                    660:                 ($access_status !~  /^[^:]+:guest_/)) {
                    661:                 next;
                    662:             }
                    663:         } elsif ($portaccess eq 'withoutpass') {
                    664:             if ($access_status ne 'ok') {
                    665:                 next;
                    666:             }
                    667:         } elsif ($portaccess eq 'withpass') {
                    668:             if ($access_status !~  /^[^:]+:guest_/) {
                    669:                 next;
                    670:             }
                    671:         }
                    672:         if ($mode eq 'listfiles') {
                    673:             $filename =~ s/^\///;
                    674:             my @pathitems = split('/',$filename);
1.55      raeburn   675:             my $lasthash = $allfileshash;
1.43      raeburn   676:             while (@pathitems > 1) {
                    677:                 my $newlevel = shift(@pathitems);
                    678:                 if (!exists($lasthash->{$newlevel})) {
                    679:                     $lasthash->{$newlevel} = {};
                    680:                 }
                    681:                 $lasthash = $lasthash->{$newlevel};
                    682:             }
                    683:             $lasthash->{$pathitems[0]} = $filename;
                    684:         }
                    685:         if ($access_status eq 'ok') {
                    686:             $filecounts->{'withoutpass'} ++;
                    687:         } elsif ($access_status =~  /^[^:]+:guest_/) {
                    688:             $filecounts->{'withpass'} ++;
                    689:         }
                    690:     }
                    691:     $filecounts->{'both'} =  $filecounts->{'withoutpass'} +
                    692:                               $filecounts->{'withpass'};
1.55      raeburn   693:     my $output;
1.43      raeburn   694:     if ($mode eq 'listfiles') {
1.55      raeburn   695:         if ($filecounts->{'both'} > 0) {
1.45      albertel  696:             $output = &portfolio_table_start();
1.55      raeburn   697:             $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
                    698:                                         $group);
1.43      raeburn   699:             $output .= '</table>';
                    700:         }
1.45      albertel  701:     }
1.55      raeburn   702:     return $output;
1.45      albertel  703: }
                    704: 
1.43      raeburn   705: sub parse_directory {
1.55      raeburn   706:     my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
                    707:     my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
1.45      albertel  708:     $depth++;
                    709:     my $output;
1.49      albertel  710: 
1.55      raeburn   711:     my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
                    712:                                                                 $group);
1.70      raeburn   713:     my $getpropath = 1;
1.49      albertel  714:     my %dirlist = map {
                    715: 	    ((split('&',$_,2))[0],1)
1.70      raeburn   716: 	} &Apache::lonnet::dirlist($portfolio_root.$path,$cdom,$cnum,$getpropath);
1.43      raeburn   717:     foreach my $item (sort(keys(%{$currhash}))) {
1.45      albertel  718:         $output .= &portfolio_row_start();
                    719:         $output .= '<td style="padding-left: '.($depth*25).'px">';
1.43      raeburn   720:         if (ref($currhash->{$item}) eq 'HASH') {
1.45      albertel  721:             my $title=&HTML::Entities::encode($item,'<>&"');
                    722:             $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" />&nbsp;'.$title;
1.47      albertel  723: 	    $output .= '</td><td></td></tr>';
1.49      albertel  724:             $output .= &parse_directory($r,$depth,$currhash->{$item},
1.55      raeburn   725: 					$path.'/'.$item,$is_course,$group);
1.43      raeburn   726:         } else {
1.50      albertel  727: 	    my $file_name; 
                    728: 	    if ($currhash->{$item} =~ m|/([^/]+)$|) {
                    729: 		$file_name = $1;
                    730: 	    } else {
                    731: 		$file_name = $currhash->{$item};
                    732: 	    }
                    733: 	    my $have_meta = exists($dirlist{$file_name.'.meta'});
1.55      raeburn   734:             my $url;
                    735:             if ($is_course) {
                    736:                 $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
                    737:                        '/portfolio/'.$currhash->{$item};
                    738:             } else { 
                    739: 	        $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.
                    740: 		       $currhash->{$item};
                    741:             }
1.43      raeburn   742:             my $showname;
1.50      albertel  743: 	    if ($have_meta) {
                    744: 		$showname = &Apache::lonnet::metadata($url,'title');
                    745: 	    }
                    746: 	    if ($showname eq '') {
                    747: 		$showname = $file_name;
                    748: 	    } else {
                    749: 		$showname = $file_name.' ('.$showname.')';
                    750: 	    }
                    751: 
1.45      albertel  752:             $showname=&HTML::Entities::encode($showname,'<>&"');
1.49      albertel  753:             $output .= '<a href="'.$url.'">'.
                    754: 		'<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
                    755: 		'&nbsp;'.$showname.'</a>';
                    756: 	    $output.='</td><td>';
1.50      albertel  757: 	    if ($have_meta) {
1.49      albertel  758: 		$output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Catalog Information').'" src="'.
1.47      albertel  759: 		&Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').
1.49      albertel  760: 		'" class="LC_icon" /></a>';
                    761: 	    }
1.45      albertel  762: 	    $output .= '</td></tr>';
1.43      raeburn   763:         }
                    764:     }
1.45      albertel  765:     return $output;
1.43      raeburn   766: }
1.1       www       767: 
1.77      raeburn   768: sub aboutme_access {
                    769:     my ($uname,$udom) = @_;
                    770:     my $privcheck = $env{'request.course.id'};
                    771:     my $sec;
                    772:     if ($env{'request.course.sec'} ne '') {
                    773:         $sec = $env{'request.course.sec'};
                    774:         $privcheck .= '/'.$sec;
                    775:     }
                    776:     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                    777:     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                    778:     if (($cdom eq '') || ($cnum eq '')) {
                    779:         my %coursehash = &coursedescription($env{'request.course.id'});
                    780:         $cdom = $coursehash{'domain'};
                    781:         $cnum = $coursehash{'cnum'};
                    782:     }
                    783:     if ((&allowed('srm',$privcheck)) || (&allowed('dff',$privcheck))) {
                    784:         if (&in_course($uname,$udom,$cnum,$cdom)) {
                    785:             return 1;
                    786:         }
                    787:     }
                    788:     return;
                    789: }
                    790: 
1.1       www       791: 1;
                    792: __END__

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