1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.24 2002/07/15 19:45:18 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-40);
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)=@_;
66: my $openwin=&openmenu();
67: return(<<ENDSMENU);
68: <script>
69: var swmenu=$openwin
70: swmenu.switchbutton($row,$col,"$imgsrc","$texttop","$textbot","$action");
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: sub switch {
83: my ($uname,$udom,$row,$col,$img,$top,$bot,$act)=@_;
84: $act=~s/\$uname/$uname/g;
85: $act=~s/\$udom/$udom/g;
86: return "\n".
87: qq(swmenu.switchbutton($row,$col,"$img","$top","$bot","$act"););
88: }
89:
90: sub secondlevel {
91: my $output='';
92: my
93: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act)=@_;
94: if ($prt eq 'any') {
95: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act);
96: } elsif ($prt=~/^r(\w+)/) {
97: if ($rol eq $1) {
98: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act);
99: }
100: }
101: return $output;
102: }
103:
104: sub openmenu {
105: if ($ENV{'browser.type'} eq 'explorer') {
106: return "window.open('javascript:void(0);','LONCAPAmenu');";
107: } else {
108: return "window.open('','LONCAPAmenu');";
109: }
110: }
111:
112: sub rawconfig {
113: my $r = shift;
114: my $output="var swmenu=".&openmenu();
115: my $uname=$ENV{'user.name'};
116: my $udom=$ENV{'user.domain'};
117: my $adv=$ENV{'user.adv'};
118: my $author=$ENV{'user.author'};
119: my $crs='';
120: if ($ENV{'request.course.id'}) {
121: $crs='/'.$ENV{'request.course.id'};
122: if ($ENV{'request.course.sec'}) {
123: $crs.='_'.$ENV{'request.course.sec'};
124: }
125: $crs=~s/\_/\//g;
126: }
127: my $pub=($ENV{'request.state'} eq 'published');
128: my $con=($ENV{'request.state'} eq 'construct');
129: my $rol=$ENV{'request.role'};
130: foreach (@desklines) {
131: my ($row,$col,$pro,$prt,$img,$top,$bot,$act)=split(/\:/,$_);
132: $prt=~s/\$uname/$uname/g;
133: $prt=~s/\$udom/$udom/g;
134: $prt=~s/\$crs/$crs/g;
135: if ($pro eq 'clear') {
136: $output.=&clear($row,$col);
137: } elsif ($pro eq 'any') {
138: $output.=&secondlevel(
139: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act);
140: } elsif ($pro eq 'smp') {
141: unless ($adv) {
142: $output.=&secondlevel(
143: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act);
144: }
145: } elsif ($pro eq 'adv') {
146: if ($adv) {
147: $output.=&secondlevel(
148: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act);
149: }
150: } elsif (($pro=~/p(\w+)/) && ($prt)) {
151: if (&Apache::lonnet::allowed($1,$prt)) {
152: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act);
153: }
154: } elsif ($pro eq 'author') {
155: if ($author) {
156: if (($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) {
157: # Check that we are on the correct machine
158: my ($cadom,$caname)=
159: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
160: my $home = &Apache::lonnet::homeserver($caname,$cadom);
161: if ($home eq $r->dir_config('lonHostID')) {
162: $output.=switch($caname,$cadom,
163: $row,$col,$img,$top,$bot,$act);
164: }
165: } elsif ($prt eq 'any') {
166: my $home = &Apache::lonnet::homeserver
167: ($ENV{'user.name'},$ENV{'user.domain'});
168: if ($home eq $r->dir_config('lonHostID')) {
169: $output.=switch
170: ($ENV{'user.name'},$ENV{'user.domain'},
171: $row,$col,$img,$top,$bot,$act);
172: }
173: }
174: }
175: }
176: }
177: $output.="swmenu.syncclock(1000*".time.");";
178: return $output;
179: }
180:
181: # ======================================================================= Close
182:
183: sub close {
184: return(<<ENDCLOSE);
185: <script>
186: menu=window.open("/adm/rat/empty.html","LONCAPAmenu",
187: "height=350,width=150,scrollbars=no,menubar=no");
188: menu.close();
189: </script>
190: ENDCLOSE
191: }
192:
193: # ====================================================================== Footer
194:
195: sub footer {
196:
197: }
198:
199: # ================================================================ Main Program
200:
201: BEGIN {
202: if (! defined($readdesk)) {
203: {
204: my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.
205: '/mydesk.tab');
206: while (my $configline=<$config>) {
207: $configline=(split(/\#/,$configline))[0];
208: $configline=~s/^\s+//;
209: chomp($configline);
210: if ($configline) {
211: $desklines[$#desklines+1]=$configline;
212: }
213: }
214: }
215: $readdesk='done';
216: }
217: }
218: 1;
219: __END__
220:
221:
222:
223:
224:
225:
226:
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