Annotation of loncom/interface/lonviewclasslist.pm, revision 1.2
1.1 matthew 1: # The LearningOnline Network with CAPA
2: # Handler to display the classlist
3: #
1.2 ! raeburn 4: # $Id: lonviewclasslist.pm,v 1.1 2004/07/19 17:57:25 matthew Exp $
1.1 matthew 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
1.2 ! raeburn 183: ('<img src="/adm/lonIcons/mailto.gif" border="0" /> '.
1.1 matthew 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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