1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.30 2003/01/15 23:59:26 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: # ================================================================= Reopen menu
43:
44: sub reopenmenu {
45: my $nothing='';
46: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
47: if ($ENV{'browser.type'} eq 'explorer') { $nothing='javascript:void(0);'; }
48: return('window.open("'.$nothing.'","'.$menuname.'","",false);');
49: }
50:
51: # =============================================================== Open the menu
52:
53: sub open {
54: my $returnval='';
55: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
56: unless (shift eq 'unix') {
57: # resizing does not work on linux because of virtual desktop sizes
58: $returnval.=(<<ENDRESIZE);
59: if (window.screen) {
60: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
61: self.moveTo(190,15);
62: }
63: ENDRESIZE
64: }
65: $returnval.=(<<ENDOPEN);
66: var menu=window.open("/res/adm/pages/menu.html","$menuname",
67: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
68: ENDOPEN
69: return '<script>'.$returnval.'</script>';
70: }
71:
72: # ============================================================ Switch Menu Item
73:
74: sub switchmenu {
75: my ($row,$col,$imgsrc,$texttop,$textbot,$action,$description)=@_;
76: my $openwin=&openmenu();
77: return(<<ENDSMENU);
78: <script>
79: var swmenu=$openwin
80: swmenu.switchbutton($row,$col,"$imgsrc","$texttop","$textbot","$action","$description");
81: </script>
82: ENDSMENU
83: }
84:
85: # ================================================================== Raw Config
86:
87: sub clear {
88: my ($row,$col)=@_;
89: return qq(swmenu.clearbut($row,$col););
90: }
91:
92: # Switch acts on the javascript that is executed when a button is clicked.
93: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
94: sub switch {
95: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc)=@_;
96: $act=~s/\$uname/$uname/g;
97: $act=~s/\$udom/$udom/g;
98: return "\n".
99: qq(swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
100: }
101:
102: sub secondlevel {
103: my $output='';
104: my
105: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
106: if ($prt eq 'any') {
107: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
108: } elsif ($prt=~/^r(\w+)/) {
109: if ($rol eq $1) {
110: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
111: }
112: }
113: return $output;
114: }
115:
116: sub openmenu {
117: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
118: if ($ENV{'browser.type'} eq 'explorer') {
119: return "window.open('javascript:void(0);','".$menuname."');";
120: } else {
121: return "window.open('','".$menuname."');";
122: }
123: }
124:
125: sub rawconfig {
126: my $r = shift;
127: my $output="var swmenu=".&openmenu();
128: my $uname=$ENV{'user.name'};
129: my $udom=$ENV{'user.domain'};
130: my $adv=$ENV{'user.adv'};
131: my $author=$ENV{'user.author'};
132: my $crs='';
133: if ($ENV{'request.course.id'}) {
134: $crs='/'.$ENV{'request.course.id'};
135: if ($ENV{'request.course.sec'}) {
136: $crs.='_'.$ENV{'request.course.sec'};
137: }
138: $crs=~s/\_/\//g;
139: }
140: my $pub=($ENV{'request.state'} eq 'published');
141: my $con=($ENV{'request.state'} eq 'construct');
142: my $rol=$ENV{'request.role'};
143: my $requested_domain = $ENV{'request.role.domain'};
144: foreach (@desklines) {
145: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
146: $prt=~s/\$uname/$uname/g;
147: $prt=~s/\$udom/$udom/g;
148: $prt=~s/\$crs/$crs/g;
149: $prt=~s/\$requested_domain/$requested_domain/g;
150: if ($pro eq 'clear') {
151: $output.=&clear($row,$col);
152: } elsif ($pro eq 'any') {
153: $output.=&secondlevel(
154: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
155: } elsif ($pro eq 'smp') {
156: unless ($adv) {
157: $output.=&secondlevel(
158: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
159: }
160: } elsif ($pro eq 'adv') {
161: if ($adv) {
162: $output.=&secondlevel(
163: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
164: }
165: } elsif (($pro=~/p(\w+)/) && ($prt)) {
166: if (&Apache::lonnet::allowed($1,$prt)) {
167: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
168: }
169: } elsif ($pro eq 'course') {
170: if ($ENV{'request.course.fn'}) {
171: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
172: }
173: } elsif ($pro eq 'author') {
174: if ($author) {
175: if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
176: (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
177: # Check that we are on the correct machine
178: my $cadom=$requested_domain;
179: my $caname=$ENV{'user.name'};
180: if ($prt eq 'rca') {
181: ($cadom,$caname)=
182: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
183: }
184: $act =~ s/\$caname/$caname/g;
185: my $home = &Apache::lonnet::homeserver($caname,$cadom);
186: if ($home eq $r->dir_config('lonHostID')) {
187: $output.=switch($caname,$cadom,
188: $row,$col,$img,$top,$bot,$act,$desc);
189: }
190: }
191: }
192: }
193: }
194: $output.="swmenu.syncclock(1000*".time.");";
195: return $output;
196: }
197:
198: # ======================================================================= Close
199:
200: sub close {
201: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
202: return(<<ENDCLOSE);
203: <script>
204: menu=window.open("/adm/rat/empty.html","$menuname",
205: "height=350,width=150,scrollbars=no,menubar=no");
206: menu.close();
207: </script>
208: ENDCLOSE
209: }
210:
211: # ====================================================================== Footer
212:
213: sub footer {
214:
215: }
216:
217: # ================================================================ Main Program
218:
219: BEGIN {
220: if (! defined($readdesk)) {
221: {
222: my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.
223: '/mydesk.tab');
224: while (my $configline=<$config>) {
225: $configline=(split(/\#/,$configline))[0];
226: $configline=~s/^\s+//;
227: chomp($configline);
228: if ($configline) {
229: $desklines[$#desklines+1]=$configline;
230: }
231: }
232: }
233: $readdesk='done';
234: }
235: }
236:
237: 1;
238: __END__
239:
240:
241:
242:
243:
244:
245:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/icons/back.gif){kind=icon}
Return to lonmenu.pm CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [LON-CAPA] / loncom / interface