1: # The LearningOnline Network with CAPA
2: # User Roles Screen
3: # (Directory Indexer
4: # (Login Screen
5: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14 Gerd Kortemeyer)
6: # 11/23 Gerd Kortemeyer)
7: # 1/14,03/06,06/01,07/22,07/24,07/25,09/04,09/06 Gerd Kortemeyer
8: #
9: package Apache::lonroles;
10:
11: use strict;
12: use Apache::lonnet();
13: use Apache::Constants qw(:common);
14: use Apache::File();
15:
16: sub handler {
17: my $r = shift;
18: $r->content_type('text/html');
19: $r->send_http_header;
20: return OK if $r->header_only;
21:
22: # ---------------------------------------------------------------- Print Header
23: $r->print(<<ENDHEADER);
24: <html>
25: <head>
26: <title>LON-CAPA User Roles</title>
27: </head>
28: <body bgcolor="#FFFFFF">
29: ENDHEADER
30:
31: # ------------------------------------------ Get Error Message from Environment
32:
33: my ($fn,$priv,$nochoose,$error,$msg)=split(/:/,$ENV{'user.error.msg'});
34: $r->log_reason(
35: "$msg for $ENV{'user.name'} domain $ENV{'user.domain'} access $priv",$fn);
36:
37: # -------------------------------------------------------- Generate Page Output
38:
39: if ($error) {
40: $r->print("<h1>LON-CAPA Access Control</h1>");
41: $r->print("<hr><pre>Access : ".
42: Apache::lonnet::plaintext($priv)."\n");
43: $r->print("Resource: $fn\n");
44: $r->print("Action : $msg\n</pre><hr>");
45: } else {
46: $r->print("<h1>LON-CAPA User Roles</h1>");
47: }
48:
49: my $now=time;
50: my $then=$ENV{'user.login.time'};
51:
52: if ($nochoose) {
53: $r->print("<h2>Assigned User Roles</h2>\n");
54: } else {
55: $r->print("<h2>Select a User Role</h2>\n");
56: $r->print('<form method=get action="'.$fn.'">');
57: }
58:
59: $r->print('<table><tr><th>User Role</th><th colspan=2>Extent</th>'.
60: '<th>Start</th><th>End</th><th>Remark</th></tr>'."\n");
61: my $envkey;
62: foreach $envkey (sort keys %ENV) {
63: if ($envkey=~/^user\.role\./) {
64: my ($dum1,$dum2,$role,@pwhere)=split(/\./,$envkey);
65: my $where=join('.',@pwhere);
66: my ($tstart,$tend)=split(/\./,$ENV{$envkey});
67: my $tremark='';
68: my $tstatus='is';
69: my $tpstart=' ';
70: my $tpend=' ';
71: if ($tstart) {
72: if ($tstart>$then) {
73: $tstatus='future';
74: if ($tstart<$now) { $tstatus='will'; }
75: }
76: $tpstart=localtime($tstart);
77: }
78: if ($tend) {
79: if ($tend<$then) { $tstatus='expired'; }
80: if ($tend>$now) { $tstatus='will_not'; }
81: $tpend=localtime($tend);
82: }
83: my $tbg;
84: if ($tstatus eq 'is') {
85: $tbg='#77FF77';
86: } elsif ($tstatus eq 'future') {
87: $tbg='#FFFF77';
88: } elsif ($tstatus eq 'will') {
89: $tbg='#FFAA77';
90: $tremark.='Active at next login.';
91: } elsif ($tstatus eq 'expired') {
92: $tbg='#FF7777';
93: } elsif ($tstatus eq 'will_not') {
94: $tbg='#AAFF77';
95: $tremark.='Expired after logout.';
96: }
97: my $trole;
98: if ($role =~ /^cr\//) {
99: my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$role);
100: $tremark.='<br>Defined by '.$rauthor.' at '.$rdomain.'.';
101: $trole=$rrole;
102: } else {
103: $trole=Apache::lonnet::plaintext($role);
104: }
105: my $ttype;
106: my $twhere;
107: my ($tres,$tdom,@trest)=split(/\//,$where);
108: if ($where=~/\.course$/) {
109: $ttype='Course';
110: $twhere=$tdom.'/'.join('/',@trest);
111: } elsif ($tdom) {
112: $ttype='Domain';
113: $twhere=$tdom;
114: } else {
115: $ttype='System';
116: $twhere='/';
117: }
118:
119: $r->print('<tr bgcolor='.$tbg.'><td>'.$trole.'</td><td>'.
120: $ttype.'</td><td>'.$twhere.'</td><td>'.$tpstart.
121: '</td><td>'.$tpend.
122: '</td><td>'.$tremark.' </td></tr>'."\n");
123: }
124: }
125:
126: $r->print('</table>');
127: unless ($nochoose) {
128: $r->print("</form>\n");
129: }
130: # ----------------------------------------------------------------- Priviledges
131:
132: $r->print('<hr><h2>Priviledges</h2>');
133:
134: foreach $envkey (sort keys %ENV) {
135: if ($envkey=~/^user\.priv\./) {
136: my ($dum1,$dum2,@pwhere)=split(/\./,$envkey);
137: my $where=join('.',@pwhere);
138: my $ttype;
139: my $twhere;
140: my ($tres,$tdom,@trest)=split(/\//,$where);
141: if ($where=~/\.course$/) {
142: $ttype='Course';
143: $twhere=$tdom.'/'.join('/',@trest);
144: } elsif ($tdom) {
145: $ttype='Domain';
146: $twhere=$tdom;
147: } else {
148: $ttype='System';
149: $twhere='/';
150: }
151: $r->print("\n<h3>".$ttype.': '.$twhere.'</h3><ul>');
152: map {
153: if ($_) {
154: my ($prv,$restr)=split(/\&/,$_);
155: my $trestr='';
156: if ($restr ne 'F') {
157: my $i;
158: $trestr.=' (';
159: for ($i=0;$i<length($restr);$i++) {
160: $trestr.=
161: Apache::lonnet::plaintext(substr($restr,$i,1));
162: if ($i<length($restr)-1) { $trestr.=', '; }
163: }
164: $trestr.=')';
165: }
166: $r->print('<li>'.Apache::lonnet::plaintext($prv).$trestr.
167: '</li>');
168: }
169: } sort split(/:/,$ENV{$envkey});
170: $r->print('</ul>');
171: }
172: }
173:
174: # -------------------------------------------------------------- Debug - remove
175:
176: $->print("<hr><h1>Debugging</h1><hr>\n");
177:
178: foreach $envkey (sort keys %ENV) {
179: $r->print("$envkey ---- $ENV{$envkey}<br>");
180: }
181:
182: $r->print("</body></html>\n");
183: return OK;
184: }
185:
186: 1;
187: __END__
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