Annotation of loncom/interface/lonviewclasslist.pm, revision 1.1
1.1 ! matthew 1: # The LearningOnline Network with CAPA
! 2: # Handler to display the classlist
! 3: #
! 4: # $Id$
! 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: ##############################################################
! 30:
! 31: package Apache::lonviewclasslist;
! 32:
! 33: use strict;
! 34: use Apache::loncoursedata();
! 35: use Apache::loncommon();
! 36: use Apache::lonhtmlcommon();
! 37: use Apache::Constants qw(:common :http REDIRECT);
! 38: use Apache::lonlocal;
! 39:
! 40:
! 41: ###################################################################
! 42: ###################################################################
! 43:
! 44: =pod
! 45:
! 46: =item &handler
! 47:
! 48: The typical handler you see in all these modules. Takes $r, the
! 49: http request, as an argument.
! 50:
! 51: =cut
! 52:
! 53: ###################################################################
! 54: ###################################################################
! 55: sub handler {
! 56: my $r=shift;
! 57: if ($r->header_only) {
! 58: &Apache::loncommon::content_type($r,'text/html');
! 59: $r->send_http_header;
! 60: return OK;
! 61: }
! 62: # &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
! 63: # ['action','state']);
! 64: &Apache::lonhtmlcommon::clear_breadcrumbs();
! 65: &Apache::lonhtmlcommon::add_breadcrumb
! 66: ({href=>"/adm/viewclasslist",
! 67: text=>"View Classlist",
! 68: faq=>9,bug=>'Instructor Interface',});
! 69: # Needs to be in a course
! 70: if (! ($ENV{'request.course.fn'})) {
! 71: $ENV{'user.error.msg'}=
! 72: "/adm/viewclasslist:not in course role";
! 73: return HTTP_NOT_ACCEPTABLE;
! 74: }
! 75: &Apache::loncommon::content_type($r,'text/html');
! 76: $r->send_http_header;
! 77: #
! 78: my $bodytag=&Apache::loncommon::bodytag('Classlist');
! 79: my $breadcrumbs=&Apache::lonhtmlcommon::breadcrumbs(undef,
! 80: 'Enrollment Manager');
! 81:
! 82: $r->print(<<ENDHEADER);
! 83: <html>
! 84: <head>
! 85: <title>Classlist</title>
! 86: </head>
! 87: $bodytag
! 88: $breadcrumbs
! 89: ENDHEADER
! 90:
! 91: #
! 92: # Print classlist
! 93: my $cid = $ENV{'request.course.id'};
! 94: my $viewpermission = 'course.'.$cid.'.student_classlist_view';
! 95: if (&allowed_to_view_classlist()) {
! 96: $r->print(&html_classlist());
! 97: } else {
! 98: $r->print('<h2>'.
! 99: &mt("You are not authorized to view the classlist for your course.").
! 100: '</h2>');
! 101: }
! 102: #
! 103: # Finish up
! 104: $r->print('</body></html>');
! 105: return OK;
! 106: }
! 107:
! 108: sub allowed_to_view_classlist {
! 109: return 0 if (! exists($ENV{'request.course.id'}));
! 110: my $cid = $ENV{'request.course.id'};
! 111: my $viewpermission = 'course.'.$cid.'.student_classlist_view';
! 112: if (exists($ENV{$viewpermission}) &&
! 113: $ENV{$viewpermission} =~ /^(all|section)$/) {
! 114: return $ENV{$viewpermission};
! 115: } else {
! 116: return 0;
! 117: }
! 118:
! 119: }
! 120:
! 121: sub html_classlist {
! 122: my $limit_to_section = (&allowed_to_view_classlist()=~ /^section$/i);
! 123: my $Str;
! 124: if ($limit_to_section) {
! 125: if ($ENV{'request.course.sec'} eq '') {
! 126: $Str .= '<h2>'.
! 127: &mt('Students with no section').'</h2>';
! 128: } else {
! 129: $Str.='<h2>'.
! 130: &mt('Students in section "[_1]"',
! 131: $ENV{'request.course.sec'}).
! 132: '</h2>';
! 133: }
! 134: }
! 135: #
! 136: my $classlist = &Apache::loncoursedata::get_classlist();
! 137: #
! 138: # Set up a couple variables.
! 139: my $usernameidx = &Apache::loncoursedata::CL_SNAME();
! 140: my $domainidx = &Apache::loncoursedata::CL_SDOM();
! 141: my $fullnameidx = &Apache::loncoursedata::CL_FULLNAME();
! 142: my $sectionidx = &Apache::loncoursedata::CL_SECTION();
! 143: my $statusidx = &Apache::loncoursedata::CL_STATUS();
! 144: #
! 145: # Sort the students
! 146: my $sortby = $fullnameidx;
! 147: my @Sorted_Students = sort {
! 148: lc($classlist->{$a}->[$sortby]) cmp lc($classlist->{$b}->[$sortby])
! 149: } (keys(%$classlist));
! 150: $Str .= '<table>'.$/.
! 151: '<tr>'.
! 152: '<th></th>'. # for the count
! 153: '<th>'.&mt('Student').'</th>'.
! 154: '<th>'.&mt('Username').'</th>';
! 155: if (! $limit_to_section) {
! 156: $Str .= '<th>'.&mt('Section').'</th>';
! 157: }
! 158: $Str .='</tr>'.$/;
! 159: my $count ++;
! 160: foreach my $student (@Sorted_Students) {
! 161: my $username = $classlist->{$student}->[$usernameidx];
! 162: my $domain = $classlist->{$student}->[$domainidx];
! 163: my $fullname = $classlist->{$student}->[$fullnameidx];
! 164: if ($fullname =~ /^\s*$/) {
! 165: $fullname = &mt('Name not given');
! 166: }
! 167: my $section = $classlist->{$student}->[$sectionidx];
! 168: my $status = $classlist->{$student}->[$statusidx];
! 169: # next if (lc($status) ne 'active');
! 170: if ($limit_to_section) {
! 171: if ($section ne $ENV{'request.course.sec'}) {
! 172: next;
! 173: }
! 174: }
! 175:
! 176: $Str .= '<tr>'.
! 177: '<td>'.$count++.'</td>'.
! 178: '<td>'.&Apache::loncommon::aboutmewrapper($fullname,
! 179: $username,
! 180: $domain).'</td>'.
! 181: '<td>'.(' 'x2).
! 182: &Apache::loncommon::messagewrapper
! 183: ('<img src="/adm/lonIcons/mailto.gif" /> '.
! 184: $username.'@'.$domain,$username,$domain).'</td>';
! 185: if (! $limit_to_section) {
! 186: $Str .= '<td>'.$section.'</td>';
! 187: }
! 188: $Str .= '</tr>'.$/;
! 189: }
! 190: $Str .= '</table>';
! 191: return $Str;
! 192: }
! 193:
! 194: ###################################################################
! 195: ###################################################################
! 196:
! 197: 1;
! 198: __END__
! 199:
! 200:
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