1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.28 2002/11/18 15:23:32 www Exp $
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: # (TeX Conversion Module
29: #
30: # 05/29/00,05/30 Gerd Kortemeyer)
31: #
32: # 10/05,05/28,05/30,06/01,06/08,06/09,07/04,08/07 Gerd Kortemeyer
33: # 02/15/02 Matthew Hall
34:
35: package Apache::lonmenu;
36:
37: use strict;
38: use Apache::lonnet;
39: use Apache::File;
40: use vars qw(@desklines $readdesk);
41:
42: # =============================================================== Open the menu
43:
44: sub open {
45: my $returnval='';
46: unless (shift eq 'unix') {
47: # resizing does not work on linux because of virtual desktop sizes
48: $returnval.=(<<ENDRESIZE);
49: if (window.screen) {
50: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
51: self.moveTo(190,15);
52: }
53: ENDRESIZE
54: }
55: $returnval.=(<<ENDOPEN);
56: var menu=window.open("/res/adm/pages/menu.html","LONCAPAmenu",
57: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
58: ENDOPEN
59: return '<script>'.$returnval.'</script>';
60: }
61:
62: # ============================================================ Switch Menu Item
63:
64: sub switchmenu {
65: my ($row,$col,$imgsrc,$texttop,$textbot,$action,$description)=@_;
66: my $openwin=&openmenu();
67: return(<<ENDSMENU);
68: <script>
69: var swmenu=$openwin
70: swmenu.switchbutton($row,$col,"$imgsrc","$texttop","$textbot","$action","$description");
71: </script>
72: ENDSMENU
73: }
74:
75: # ================================================================== Raw Config
76:
77: sub clear {
78: my ($row,$col)=@_;
79: return qq(swmenu.clearbut($row,$col););
80: }
81:
82: # Switch acts on the javascript that is executed when a button is clicked.
83: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
84: sub switch {
85: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc)=@_;
86: $act=~s/\$uname/$uname/g;
87: $act=~s/\$udom/$udom/g;
88: return "\n".
89: qq(swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
90: }
91:
92: sub secondlevel {
93: my $output='';
94: my
95: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
96: if ($prt eq 'any') {
97: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
98: } elsif ($prt=~/^r(\w+)/) {
99: if ($rol eq $1) {
100: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
101: }
102: }
103: return $output;
104: }
105:
106: sub openmenu {
107: if ($ENV{'browser.type'} eq 'explorer') {
108: return "window.open('javascript:void(0);','LONCAPAmenu');";
109: } else {
110: return "window.open('','LONCAPAmenu');";
111: }
112: }
113:
114: sub rawconfig {
115: my $r = shift;
116: my $output="var swmenu=".&openmenu();
117: my $uname=$ENV{'user.name'};
118: my $udom=$ENV{'user.domain'};
119: my $adv=$ENV{'user.adv'};
120: my $author=$ENV{'user.author'};
121: my $crs='';
122: if ($ENV{'request.course.id'}) {
123: $crs='/'.$ENV{'request.course.id'};
124: if ($ENV{'request.course.sec'}) {
125: $crs.='_'.$ENV{'request.course.sec'};
126: }
127: $crs=~s/\_/\//g;
128: }
129: my $pub=($ENV{'request.state'} eq 'published');
130: my $con=($ENV{'request.state'} eq 'construct');
131: my $rol=$ENV{'request.role'};
132: my $requested_domain = $ENV{'request.role.domain'};
133: foreach (@desklines) {
134: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
135: $prt=~s/\$uname/$uname/g;
136: $prt=~s/\$udom/$udom/g;
137: $prt=~s/\$crs/$crs/g;
138: $prt=~s/\$requested_domain/$requested_domain/g;
139: if ($pro eq 'clear') {
140: $output.=&clear($row,$col);
141: } elsif ($pro eq 'any') {
142: $output.=&secondlevel(
143: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
144: } elsif ($pro eq 'smp') {
145: unless ($adv) {
146: $output.=&secondlevel(
147: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
148: }
149: } elsif ($pro eq 'adv') {
150: if ($adv) {
151: $output.=&secondlevel(
152: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
153: }
154: } elsif (($pro=~/p(\w+)/) && ($prt)) {
155: if (&Apache::lonnet::allowed($1,$prt)) {
156: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
157: }
158: } elsif ($pro eq 'course') {
159: if ($ENV{'request.course.fn'}) {
160: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
161: }
162: } elsif ($pro eq 'author') {
163: if ($author) {
164: if (($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) {
165: # Check that we are on the correct machine
166: my ($cadom,$caname)=
167: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
168: my $home = &Apache::lonnet::homeserver($caname,$cadom);
169: if ($home eq $r->dir_config('lonHostID')) {
170: $output.=switch($caname,$cadom,
171: $row,$col,$img,$top,$bot,$act,$desc);
172: }
173: } elsif ($prt eq 'any') {
174: my $home = &Apache::lonnet::homeserver
175: ($ENV{'user.name'},$ENV{'user.domain'});
176: if ($home eq $r->dir_config('lonHostID')) {
177: $output.=switch
178: ($ENV{'user.name'},$ENV{'user.domain'},
179: $row,$col,$img,$top,$bot,$act,$desc);
180: }
181: }
182: }
183: }
184: }
185: $output.="swmenu.syncclock(1000*".time.");";
186: return $output;
187: }
188:
189: # ======================================================================= Close
190:
191: sub close {
192: return(<<ENDCLOSE);
193: <script>
194: menu=window.open("/adm/rat/empty.html","LONCAPAmenu",
195: "height=350,width=150,scrollbars=no,menubar=no");
196: menu.close();
197: </script>
198: ENDCLOSE
199: }
200:
201: # ====================================================================== Footer
202:
203: sub footer {
204:
205: }
206:
207: # ================================================================ Main Program
208:
209: BEGIN {
210: if (! defined($readdesk)) {
211: {
212: my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.
213: '/mydesk.tab');
214: while (my $configline=<$config>) {
215: $configline=(split(/\#/,$configline))[0];
216: $configline=~s/^\s+//;
217: chomp($configline);
218: if ($configline) {
219: $desklines[$#desklines+1]=$configline;
220: }
221: }
222: }
223: $readdesk='done';
224: }
225: }
226: 1;
227: __END__
228:
229:
230:
231:
232:
233:
234:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>