Annotation of loncom/interface/lonmainmenu.pm, revision 1.8.4.2
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # displays the main menu
3: #
1.8.4.2 ! raeburn 4: # $Id: lonmainmenu.pm,v 1.8.4.1 2009/12/07 18:37:11 raeburn Exp $
1.1 albertel 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: # There are two parameters controlling the action of this module:
30: #
31: # browser.interface - if this is 'textual', it overrides the second parameter
32: # and goes to screen reader PDA mode
33: #
34: # environment.remote - if this is 'on', the routines controll the remote
35: # control, otherwise they render the main window controls; ignored it
36: # browser.interface is 'textual'
37: #
38:
39: package Apache::lonmainmenu;
40:
41: use strict;
42: use Apache::Constants qw(:common);
43: use Apache::loncommon();
1.2 albertel 44: use Apache::lonnet;
45: use Apache::lonmenu();
1.8.4.1 raeburn 46: use Apache::lonlocal;
47: use LONCAPA qw(:DEFAULT :match);
1.1 albertel 48:
49: sub handler {
50: my $r = shift;
51: &Apache::loncommon::no_cache($r);
52: &Apache::loncommon::content_type($r,'text/html');
53: $r->send_http_header;
54: return OK if $r->header_only;
55:
56: my $form;
1.7 www 57: if ($env{'environment.remote'} ne 'off') {
1.1 albertel 58: $form=&Apache::lonmenu::serverform();
59: }
1.3 albertel 60:
1.8.4.1 raeburn 61: my $custommenu = &Apache::loncommon::needs_gci_custom();
62: my ($script_tag,$switcher);
1.1 albertel 63: if ($env{'environment.remote'} ne 'off') {
64: my $utility=&Apache::lonmenu::utilityfunctions('/adm/menu');
65: $script_tag=(<<ENDSCRIPT);
66: <script type="text/javascript">
67: $utility
68: </script>
69: ENDSCRIPT
1.8.4.1 raeburn 70: } elsif ($custommenu) {
71: my $switcher_js;
72: my %courses = &Apache::loncommon::existing_gcitest_courses();
73: my $numcourses = keys(%courses);
74: if ($numcourses > 0) {
75: $switcher = &gcitest_switcher(%courses);
76: my $current;
77: if ($env{'request.course.id'}) {
78: $current = 'cc./'.$env{'course.'.$env{'request.course.id'}.'.domain'}.
79: '/'.$env{'course.'.$env{'request.course.id'}.'.num'};
80: }
81: $switcher_js = &gcitest_switcher_js($current,$numcourses);
82: $script_tag= <<"ENDSCRIPT";
83: <script type="text/javascript">
84: $switcher_js
85: </script>
86: ENDSCRIPT
87: }
1.1 albertel 88: }
89: # ---- Print the screen, pretend to be in text mode to generate text-based menu
1.8 www 90: # temporarily set interface to "faketextual" and remote to "off", which renders
91: # the main menu
1.7 www 92: $env{'browser.interface'}='faketextual';
93: $env{'environment.remote'}='off';
94:
1.6 droeschl 95: $r->print(&Apache::loncommon::start_page( 'Main Menu',
96: $script_tag,
97: {'bread_crumbs' => 1}));
1.8.4.1 raeburn 98: if ($custommenu) {
99: $r->print(&Apache::lonmenu::inlinemenu('gcicustom',$switcher).$form);
100: } else {
101: $r->print(&Apache::lonmenu::inlinemenu().$form);
102: }
1.1 albertel 103: $r->print(&Apache::loncommon::end_page());
104: return OK;
105: }
106:
1.8.4.1 raeburn 107: sub gcitest_switcher {
108: my (%courses) = @_;
109: my $output;
110: my %Sortby;
111: foreach my $course (sort(keys(%courses))) {
112: next unless (ref($courses{$course}) eq 'HASH');
113: my $clean_title = $courses{$course}{'description'};
114: $clean_title =~ s/\W+//g;
115: if ($clean_title eq '') {
1.8.4.2 ! raeburn 116: $clean_title = $courses{$course}{'description'};
1.8.4.1 raeburn 117: }
118: push(@{$Sortby{$clean_title}},$course);
119: }
120: my @sorted_courses = sort { lc($a) cmp lc($b) } (keys(%Sortby));
121: my $default;
122: if (@sorted_courses > 1) {
123: if (($env{'request.course.id'}) && ($courses{$env{'request.course.id'}})) {
124: $default = &mt('Switch concept test ...');
125: } else {
126: $default = &mt('Select a concept test ...');
127: }
128: } else {
129: unless (($env{'request.course.id'}) && ($courses{$env{'request.course.id'}})) {
130: $default = &mt('Select concept test ...');
131: }
132: }
133: if ($default) {
134: $output = '<form name="pickrole" action="/adm/roles" method="post">'.
135: '<select name="newrole" method="post" onchange="javascript:courseswitcher();">'.
136: '<option value="" selected="selected">'.$default.'</option>';
137: foreach my $item (@sorted_courses) {
138: foreach my $course (@{$Sortby{$item}}) {
139: my ($cdom,$cnum) = split('_',$course);
140: $output .= '<option value="cc./'.$cdom.'/'.$cnum.'">'.$item.'</option>';
141: }
142: }
143: $output .= '</select><input type="hidden" name="selectrole" value="" /></form>';
144: }
145: return $output;
146: }
1.1 albertel 147:
148: 1;
149: __END__
150:
151:
152:
153:
154:
155:
156:
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