Annotation of loncom/publisher/lonrights.pm, revision 1.5
1.1 www 1: # The LearningOnline Network with CAPA
2: # Handler to show and edit custom distribution rights
3: #
1.5 ! www 4: # $Id: lonrights.pm,v 1.4 2003/03/20 19:20:31 www Exp $
1.1 www 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: #
29: ###
30:
31: package Apache::lonrights;
32:
33: use strict;
34: use Apache::Constants qw(:common :http);
35: use Apache::lonnet();
36: use Apache::loncommon();
1.2 www 37: use HTML::LCParser;
38: use Apache::File;
1.1 www 39:
40: sub handler {
41:
42: my $r=shift;
43: $r->content_type('text/html');
44: $r->send_http_header;
45:
1.3 www 46: $r->print(
47: '<html><head><title>LON-CAPA Custom Distribution Rights</title></head>');
1.1 www 48:
49: $r->print(&Apache::loncommon::bodytag('Custom Distribution Rights'));
1.5 ! www 50: $r->rflush();
1.1 www 51:
1.2 www 52: my $uri=$r->uri;
53: my $fn=&Apache::lonnet::filelocation('',$uri);
54: my $contents='';
55: my $constructmode=($uri=~/^\/\~/);
1.5 ! www 56:
! 57: # ============================================================ Modify and store
! 58: if ($constructmode) {
! 59: if ($ENV{'form.store'}) {
! 60: my @newrules=();
! 61: undef @newrules;
! 62: # read rules from form
! 63: foreach (keys %ENV) {
! 64: if ($_=~/^form\.effect\_(\d+)$/) {
! 65: my $number=$1;
! 66: my %rulehash=();
! 67: foreach ('effect','domain','course','section','role') {
! 68: $rulehash{$_}=$ENV{'form.'.$_.'_'.$number};
! 69: }
! 70: if ($rulehash{'role'} eq 'au') {
! 71: $rulehash{'course'}='';
! 72: $rulehash{'section'}='';
! 73: }
! 74: if ($rulehash{'role'} eq 'cc') {
! 75: $rulehash{'section'}='';
! 76: }
! 77: unless (($rulehash{'effect'} eq 'deny') ||
! 78: ($rulehash{'effect'} eq 'allow')) {
! 79: $rulehash{'effect'}='deny';
! 80: }
! 81: $rulehash{'domain'}=~s/\W//g;
! 82: $rulehash{'course'}=~s/\W//g;
! 83: $rulehash{'section'}=~s/\W//g;
! 84: unless ($rulehash{'domain'}) {
! 85: $rulehash{'domain'}=$ENV{'user.domain'};
! 86: }
! 87: my $realm='';
! 88: if ($number) {
! 89: $realm=$rulehash{'domain'};
! 90: if ($rulehash{'course'}) {
! 91: $realm.='_'.$rulehash{'course'};
! 92: }
! 93: if ($rulehash{'section'}) {
! 94: $realm.='_'.$rulehash{'section'};
! 95: }
! 96: }
! 97: $newrules[$number]=$rulehash{'effect'}.':'.
! 98: $realm.':'.$rulehash{'role'};
! 99: }
! 100: }
! 101: # edit actions?
! 102:
! 103: # store file
! 104: my $fh=Apache::File->new('>'.$fn);
! 105: foreach (my $i=0;$i<=$#newrules;$i++) {
! 106: if ($newrules[$i]) {
! 107: my ($effect,$realm,$role)=split(/\:/,$newrules[$i]);
! 108: print $fh
! 109: "<accessrule effect='$effect' realm='$realm' role='$role' />\n";
! 110: }
! 111: }
! 112: $fh->close;
! 113: }
! 114: }
! 115: # ============================================================ Read and display
1.2 www 116: unless ($constructmode) {
117: # =========================================== This is not in construction space
118: $contents=&Apache::lonnet::getfile($fn);
119: if ($contents==-1) { $contents=''; }
120: } else {
121: # =============================================== This is in construction space
122: if (-e $fn) {
123: my $fh=Apache::File->new($fn);
124: $contents=join('',<$fh>);
125: $fh->close();
126: }
1.3 www 127: $r->print('<form method="post">');
1.2 www 128: }
1.5 ! www 129: unless ($contents=~/\<accessrule/s) {
! 130: $contents='<accessrule effect="deny" />';
! 131: }
1.2 www 132: my $parser=HTML::LCParser->new(\$contents);
133: my $token;
1.3 www 134: my $rulecounter=0;
1.4 www 135: my $colzero=($constructmode?'Edit action':'Rule');
1.3 www 136: # ---------------------------------------------------------- Start table output
1.4 www 137: $r->print(<<ENDSTARTTABLE);
138: <table border="2">
139: <tr><th>$colzero</th><th>Effect</th><th>Domain</th><th>Course</th>
140: <th>Section</th><th>Role</th></tr>
141: ENDSTARTTABLE
1.3 www 142: # --------------------------------------------------------------------- Default
143: # Fast forward to first rule
144: $token=$parser->get_token;
145: while ($token->[1] ne 'accessrule') { $token=$parser->get_token; }
146: # print default
147: $r->print('<tr><td> </td><td>');
148: if ($constructmode) {
149: $r->print(&Apache::loncommon::select_form
150: ($token->[2]->{'effect'},'effect_0',
151: ('allow' => 'allow',
152: 'deny' => 'deny')));
153: } else {
154: $r->print($token->[2]->{'effect'});
155: }
1.4 www 156: $r->print('</td><td colspan="4">Default');
1.3 www 157: if (($token->[2]->{'realm'}) || ($token->[2]->{'role'})) {
158: $r->print(' - <font color="red">Error! No default set.</font>');
159: }
160: $r->print('</td></tr>');
161: # Additional roles
1.2 www 162: while ($token=$parser->get_token) {
163: if (($token->[0] eq 'S') && ($token->[1] eq 'accessrule')) {
1.3 www 164: $rulecounter++;
165: $r->print('<tr><td>');
1.4 www 166: # insert, delete, etc
167: $r->print($rulecounter.'. ');
168: if ($constructmode) {
169: $r->print(&Apache::loncommon::select_form(
170: '','action_'.$rulecounter,
171: ('' => '',
172: 'delete' => 'Delete this rule',
173: 'insertabove' => 'Insert rule above',
174: 'insertbelow' => 'Insert rule below',
175: 'moveup' => 'Move rule up',
176: 'movedown' => 'Move rule down')));
177: }
1.3 www 178: $r->print('</td><td>');
179: # effect
180: if ($constructmode) {
181: $r->print(&Apache::loncommon::select_form
182: ($token->[2]->{'effect'},
183: 'effect_'.$rulecounter,
184: ('allow' => 'allow',
185: 'deny' => 'deny')));
186: } else {
187: $r->print($token->[2]->{'effect'});
188: }
189: $r->print('</td><td>');
1.4 www 190: # ---- realm
1.3 www 191: my $realm=$token->[2]->{'realm'};
192: $realm=~s/^\W//;
1.4 www 193: my ($rdom,$rcourse,$rsec)=split(/[\/\_]/,$realm);
194: # realm role
1.3 www 195: if ($constructmode) {
196: $r->print(&Apache::loncommon::select_dom_form($rdom,
197: 'domain_'.$rulecounter));
198: } else {
1.4 www 199: $r->print($rdom);
200: }
201: $r->print('</td><td>');
202: # realm course
203: if ($constructmode) {
204: $r->print('<input input type="text" size="25" name="course_'.
205: $rulecounter.'" value="'.$rcourse.'" />');
206: } else {
207: $r->print($rcourse);
1.3 www 208: }
1.4 www 209:
210: $r->print('</td><td>');
211: # realm section
212: if ($constructmode) {
213: $r->print('<input input type="text" size="5" name="section_'.
214: $rulecounter.'" value="'.$rsec.'" />');
215: } else {
216: $r->print($rsec);
217: }
218:
1.3 www 219: $r->print('</td><td>');
220: # role
221: if ($constructmode) {
1.4 www 222: my %hash=('' => '');
223: foreach ('au','cc','in','ta','st') {
224: $hash{$_}=&Apache::lonnet::plaintext($_);
225: }
226: my $role=$token->[2]->{'role'};
227: unless ($role) { $role=''; }
228: $r->print(&Apache::loncommon::select_form(
229: $role,'role_'.$rulecounter,%hash));
1.3 www 230: } else {
1.4 www 231: $r->print(&Apache::lonnet::plaintext($token->[2]->{'role'}));
1.3 www 232: }
233: # close row
234: $r->print('</td></tr>');
1.2 www 235: }
1.3 www 236: }
237: $r->print('</table>');
238: # ------------------------------------------------------------ End table output
239: if ($constructmode) {
1.5 ! www 240: $r->print('<input type="submit" name="store" value="Store" /></form>');
1.2 www 241: }
1.1 www 242: $r->print('</body></html>');
243: return OK;
244: }
245:
246:
247: 1;
248: __END__
249:
250:
251:
252:
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