Annotation of loncom/auth/lonroles.pm, revision 1.19
1.1 harris41 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)
1.7 www 7: # 1/14,03/06,06/01,07/22,07/24,07/25,
1.19 ! www 8: # 09/04,09/06,09/28,09/29,09/30,10/2,10/5,10/26,10/28,
! 9: # 12/08,12/28 Gerd Kortemeyer
1.1 harris41 10: #
11: package Apache::lonroles;
12:
13: use strict;
14: use Apache::lonnet();
1.7 www 15: use Apache::lonuserstate();
1.1 harris41 16: use Apache::Constants qw(:common);
1.2 www 17: use Apache::File();
1.1 harris41 18:
19: sub handler {
1.10 www 20:
1.1 harris41 21: my $r = shift;
22:
1.6 www 23: my $now=time;
24: my $then=$ENV{'user.login.time'};
25: my $envkey;
26:
1.10 www 27:
1.6 www 28: # ================================================================== Roles Init
29:
30: if ($ENV{'form.selectrole'}) {
1.13 www 31: &Apache::lonnet::appenv("request.course.id" => '',
32: "request.course.fn" => '',
33: "request.course.uri" => '',
34: "request.course.sec" => '',
35: "request.role" => 'cm');
36: foreach $envkey (keys %ENV) {
37: if ($envkey=~/^user\.role\./) {
1.6 www 38: my ($dum1,$dum2,$role,@pwhere)=split(/\./,$envkey);
39: my $where=join('.',@pwhere);
40: my $trolecode=$role.'.'.$where;
41: if ($ENV{'form.'.$trolecode}) {
42: my ($tstart,$tend)=split(/\./,$ENV{$envkey});
43: my $tstatus='is';
44: if ($tstart) {
45: if ($tstart>$then) {
46: $tstatus='future';
47: }
48: }
49: if ($tend) {
50: if ($tend<$then) { $tstatus='expired'; }
1.19 ! www 51: if ($tend<$now) { $tstatus='will_not'; }
1.6 www 52: }
53: if ($tstatus eq 'is') {
1.13 www 54: $where=~s/^\///;
55: my ($cdom,$cnum,$csec)=split(/\//,$where);
56: &Apache::lonnet::appenv('request.role' => $trolecode,
1.14 www 57: 'request.course.sec' => $csec);
1.7 www 58: if ($cnum) {
1.19 ! www 59: my ($furl,$ferr)=
! 60: &Apache::lonuserstate::readmap($cdom.'/'.$cnum);
1.11 www 61: if ($ENV{'form.orgurl'}) {
62: $r->internal_redirect($ENV{'form.orgurl'});
63: return OK;
1.19 ! www 64: } else {
! 65: $r->internal_redirect($furl);
! 66: return OK;
! 67: }
1.7 www 68: }
1.6 www 69: }
70: }
71: }
72: }
1.10 www 73: }
1.6 www 74:
1.10 www 75:
1.6 www 76: # =============================================================== No Roles Init
1.10 www 77:
78: $r->content_type('text/html');
79: $r->send_http_header;
80: return OK if $r->header_only;
81:
82: $r->print(<<ENDHEADER);
83: <html>
84: <head>
85: <title>LON-CAPA User Roles</title>
86: </head><body bgcolor="#FFFFFF">
87: ENDHEADER
1.6 www 88:
1.2 www 89: # ------------------------------------------ Get Error Message from Environment
90:
91: my ($fn,$priv,$nochoose,$error,$msg)=split(/:/,$ENV{'user.error.msg'});
1.12 www 92: if ($ENV{'user.error.msg'}) {
93: $r->log_reason(
94: "$msg for $ENV{'user.name'} domain $ENV{'user.domain'} access $priv",$fn);
95: }
1.1 harris41 96:
1.6 www 97: # ---------------------------------------------------------------- Who is this?
98:
99: my $advanced=0;
100: foreach $envkey (keys %ENV) {
101: if ($envkey=~/^user\.role\./) {
102: my ($dum1,$dum2,$role,@pwhere)=split(/\./,$envkey);
103: if ($role ne 'st') { $advanced=1; }
104: }
105: }
106:
1.2 www 107: # -------------------------------------------------------- Generate Page Output
1.6 www 108: # --------------------------------------------------------------- Error Header?
1.2 www 109: if ($error) {
110: $r->print("<h1>LON-CAPA Access Control</h1>");
1.4 www 111: $r->print("<hr><pre>Access : ".
112: Apache::lonnet::plaintext($priv)."\n");
113: $r->print("Resource: $fn\n");
114: $r->print("Action : $msg\n</pre><hr>");
1.2 www 115: } else {
116: $r->print("<h1>LON-CAPA User Roles</h1>");
117: }
1.6 www 118: # -------------------------------------------------------- Choice or no choice?
1.2 www 119: if ($nochoose) {
1.6 www 120: if ($advanced) {
121: $r->print("<h2>Assigned User Roles</h2>\n");
122: } else {
123: $r->print("<h2>Sorry ...</h2>\nThis resource might be part of");
124: if ($ENV{'request.course.id'}) {
125: $r->print(' another');
126: } else {
127: $r->print(' a certain');
128: }
129: $r->print(' course.</body></html>');
130: return OK;
131: }
132: } else {
133: if ($advanced) {
134: $r->print("<h2>Select a User Role</h2>\n");
135: } else {
136: $r->print("<h2>Enter a Course</h2>\n");
1.17 www 137: }
1.18 www 138: if (($ENV{'REDIRECT_QUERY_STRING'}) && ($fn)) {
139: $fn.='?'.$ENV{'REDIRECT_QUERY_STRING'};
1.6 www 140: }
1.11 www 141: $r->print('<form method=post action="'.(($fn)?$fn:$r->uri).'">');
1.6 www 142: $r->print('<input type=hidden name=orgurl value="'.$fn.'">');
143: $r->print('<input type=hidden name=selectrole value=1>');
144: }
145: # ----------------------------------------------------------------------- Table
146: $r->print('<table><tr>');
147: unless ($nochoose) { $r->print('<th> </th>'); }
148: $r->print('<th>User Role</th><th colspan=2>Extent</th>'.
149: '<th>Start</th><th>End</th><th>Remark</th></tr>'."\n");
1.4 www 150:
1.3 albertel 151: foreach $envkey (sort keys %ENV) {
1.2 www 152: if ($envkey=~/^user\.role\./) {
1.4 www 153: my ($dum1,$dum2,$role,@pwhere)=split(/\./,$envkey);
154: my $where=join('.',@pwhere);
1.6 www 155: my $trolecode=$role.'.'.$where;
1.4 www 156: my ($tstart,$tend)=split(/\./,$ENV{$envkey});
157: my $tremark='';
158: my $tstatus='is';
159: my $tpstart=' ';
160: my $tpend=' ';
161: if ($tstart) {
162: if ($tstart>$then) {
163: $tstatus='future';
164: if ($tstart<$now) { $tstatus='will'; }
165: }
166: $tpstart=localtime($tstart);
167: }
168: if ($tend) {
169: if ($tend<$then) { $tstatus='expired'; }
1.19 ! www 170: if ($tend<$now) { $tstatus='will_not'; }
1.4 www 171: $tpend=localtime($tend);
172: }
1.6 www 173: if ($ENV{'request.role'} eq $trolecode) {
174: $tstatus='selected';
175: }
1.4 www 176: my $tbg;
177: if ($tstatus eq 'is') {
178: $tbg='#77FF77';
179: } elsif ($tstatus eq 'future') {
180: $tbg='#FFFF77';
181: } elsif ($tstatus eq 'will') {
182: $tbg='#FFAA77';
1.6 www 183: $tremark.='Active at next login. ';
1.4 www 184: } elsif ($tstatus eq 'expired') {
185: $tbg='#FF7777';
186: } elsif ($tstatus eq 'will_not') {
187: $tbg='#AAFF77';
1.6 www 188: $tremark.='Expired after logout. ';
189: } elsif ($tstatus eq 'selected') {
1.19 ! www 190: $tbg='#11CC55';
1.6 www 191: $tremark.='Currently selected. ';
1.4 www 192: }
193: my $trole;
194: if ($role =~ /^cr\//) {
195: my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$role);
196: $tremark.='<br>Defined by '.$rauthor.' at '.$rdomain.'.';
197: $trole=$rrole;
198: } else {
199: $trole=Apache::lonnet::plaintext($role);
200: }
201: my $ttype;
202: my $twhere;
1.13 www 203: my ($tdom,$trest,$tsection)=
1.8 www 204: split(/\//,Apache::lonnet::declutter($where));
1.6 www 205: if ($trest) {
1.4 www 206: $ttype='Course';
1.13 www 207: if ($tsection) {
208: $ttype.='<br>Section/Group: '.$tsection;
209: }
1.16 www 210: my $tcourseid=$tdom.'_'.$trest;
211: if ($ENV{'course.'.$tcourseid.'.description'}) {
212: $twhere=$ENV{'course.'.$tcourseid.'.description'};
1.8 www 213: } else {
214: my %newhash=Apache::lonnet::coursedescription($tcourseid);
215: if (%newhash) {
216: $twhere=$newhash{'description'};
217: } else {
218: $twhere='Currently not available';
1.16 www 219: $ENV{'course.'.$tcourseid.'.description'}=$twhere;
1.8 www 220: }
1.13 www 221: }
1.4 www 222: } elsif ($tdom) {
223: $ttype='Domain';
224: $twhere=$tdom;
225: } else {
226: $ttype='System';
1.8 www 227: $twhere='system wide';
1.4 www 228: }
229:
1.6 www 230: $r->print('<tr bgcolor='.$tbg.'>');
231: unless ($nochoose) {
232: if ($tstatus eq 'is') {
233: $r->print('<td><input type=submit value=Select name="'.
234: $trolecode.'"></td>');
235: } else {
236: $r->print('<td> </td>');
237: }
238: }
239: $r->print('<td>'.$trole.'</td><td>'.
1.4 www 240: $ttype.'</td><td>'.$twhere.'</td><td>'.$tpstart.
241: '</td><td>'.$tpend.
242: '</td><td>'.$tremark.' </td></tr>'."\n");
243: }
244: }
1.14 www 245: my $tremark='';
246: if ($ENV{'request.role'} eq 'cm') {
1.19 ! www 247: $r->print('<tr bgcolor="#11CC55">');
1.14 www 248: $tremark='Currently selected.';
249: } else {
250: $r->print('<tr bgcolor="#77FF77">');
251: }
252: unless ($nochoose) {
253: if ($ENV{'request.role'} ne 'cm') {
254: $r->print('<td><input type=submit value=Select name="cm"></td>');
255: } else {
256: $r->print('<td> </td>');
257: }
258: }
259: $r->print('<td colspan=5>No role specified'.
260: '</td><td>'.$tremark.' </td></tr>'."\n");
1.4 www 261:
262: $r->print('</table>');
263: unless ($nochoose) {
264: $r->print("</form>\n");
265: }
1.6 www 266: # ------------------------------------------------------------ Priviledges Info
267: if ($advanced) {
1.15 www 268: $r->print('<hr><h2>Current Priviledges</h2>');
1.4 www 269:
270: foreach $envkey (sort keys %ENV) {
1.15 www 271: if ($envkey=~/^user\.priv\.$ENV{'request.role'}\./) {
272: my $where=$envkey;
273: $where=~s/^user\.priv\.$ENV{'request.role'}\.//;
1.4 www 274: my $ttype;
275: my $twhere;
1.15 www 276: my ($tdom,$trest,$tsec)=
1.8 www 277: split(/\//,Apache::lonnet::declutter($where));
1.6 www 278: if ($trest) {
1.4 www 279: $ttype='Course';
1.16 www 280: $twhere=$ENV{'course.'.$tdom.'_'.$trest.'.description'};
1.15 www 281: if ($tsec) {
282: $twhere.=' (Section/Group: '.$tsec.')';
283: }
1.4 www 284: } elsif ($tdom) {
285: $ttype='Domain';
286: $twhere=$tdom;
287: } else {
288: $ttype='System';
289: $twhere='/';
290: }
291: $r->print("\n<h3>".$ttype.': '.$twhere.'</h3><ul>');
292: map {
293: if ($_) {
294: my ($prv,$restr)=split(/\&/,$_);
295: my $trestr='';
296: if ($restr ne 'F') {
297: my $i;
1.5 www 298: $trestr.=' (';
1.4 www 299: for ($i=0;$i<length($restr);$i++) {
1.5 www 300: $trestr.=
301: Apache::lonnet::plaintext(substr($restr,$i,1));
302: if ($i<length($restr)-1) { $trestr.=', '; }
303: }
304: $trestr.=')';
1.4 www 305: }
306: $r->print('<li>'.Apache::lonnet::plaintext($prv).$trestr.
307: '</li>');
308: }
309: } sort split(/:/,$ENV{$envkey});
310: $r->print('</ul>');
1.2 www 311: }
1.4 www 312: }
1.6 www 313: }
1.2 www 314:
1.1 harris41 315: $r->print("</body></html>\n");
316: return OK;
317: }
318:
319: 1;
320: __END__
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