Annotation of loncom/publisher/lonrights.pm, revision 1.35
1.1 www 1: # The LearningOnline Network with CAPA
2: # Handler to show and edit custom distribution rights
3: #
1.35 ! raeburn 4: # $Id: lonrights.pm,v 1.34 2012/11/09 15:29:19 bisitz 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);
1.17 albertel 35: use Apache::lonnet;
1.1 www 36: use Apache::loncommon();
1.2 www 37: use HTML::LCParser;
38: use Apache::File;
1.10 www 39: use Apache::lonlocal;
1.1 www 40:
41: sub handler {
42:
43: my $r=shift;
1.17 albertel 44: my $target = $env{'form.grade_target'};
1.13 albertel 45: if ($target eq 'meta') {
46: &Apache::loncommon::content_type($r,'text/html');
47: $r->send_http_header;
1.17 albertel 48: $env{'request.uri'}=$r->uri;
1.13 albertel 49: my $file = &Apache::lonnet::filelocation("",$r->uri);
50: my $content=&Apache::lonnet::getfile($file);
51: my $result=&Apache::lonxml::xmlparse(undef,'meta',$content);
52: $r->print($result);
53: return OK;
54: }
1.10 www 55: &Apache::loncommon::content_type($r,'text/html');
1.1 www 56: $r->send_http_header;
57:
1.26 bisitz 58: # Breadcrumbs
59: &Apache::lonhtmlcommon::clear_breadcrumbs();
60: &Apache::lonhtmlcommon::add_breadcrumb({
1.35 ! raeburn 61: 'text' => 'Authoring Space',
1.33 raeburn 62: 'href' => &Apache::loncommon::authorspace($r->uri),
1.26 bisitz 63: });
64: &Apache::lonhtmlcommon::add_breadcrumb({
65: 'text' => 'Custom Rights Editor',
66: 'title' => 'Custom Distribution Rights Editor',
67: 'href' => '',});
68:
1.23 albertel 69: my $js = &Apache::loncommon::coursebrowser_javascript().
70: &Apache::loncommon::studentbrowser_javascript();
1.28 bisitz 71: # Breadcrumbs are included by &start_page
1.26 bisitz 72: $r->print(&Apache::loncommon::start_page('Custom Distribution Rights',$js)
73: .&Apache::loncommon::head_subbox(
74: &Apache::loncommon::CSTR_pageheader())
75: );
1.5 www 76: $r->rflush();
1.1 www 77:
1.2 www 78: my $uri=$r->uri;
79: my $fn=&Apache::lonnet::filelocation('',$uri);
80: my $contents='';
1.32 raeburn 81: my $constructmode=($uri=~ m{^/priv/});
1.5 www 82:
83: # ============================================================ Modify and store
1.23 albertel 84: if ($constructmode && $env{'form.store'}) {
85:
86: my @newrules;
87:
1.5 www 88: # read rules from form
1.23 albertel 89: foreach my $key (keys(%env)) {
90: next if ($key!~/^form\.effect\_(\d+)$/);
91: my $number=$1;
92: my %rulehash;
93: foreach my $action ('effect','type','domain','course','section','role') {
94: $rulehash{$action}=$env{'form.'.$action.'_'.$number};
95: }
96: if ($rulehash{'type'} !~ /^(user|course)$/) {
97: $rulehash{'type'} = 'course';
98: }
99: if ($rulehash{'type'} eq 'user') {
100: $rulehash{'section'}='';
101: $rulehash{'role'}='';
102: }
103: if ($rulehash{'role'} eq 'au') {
104: $rulehash{'course'}='';
105: $rulehash{'section'}='';
106: }
107: if ($rulehash{'role'} eq 'cc') {
108: $rulehash{'section'}='';
109: }
110: unless (($rulehash{'effect'} eq 'deny') ||
111: ($rulehash{'effect'} eq 'allow')) {
112: $rulehash{'effect'}='deny';
113: }
114: $rulehash{'domain'} =
115: &LONCAPA::clean_domain($rulehash{'domain'});
116: if ($rulehash{'type'} eq 'course') {
117: $rulehash{'course'} =
118: &LONCAPA::clean_courseid($rulehash{'course'});
119: } else {
120: $rulehash{'course'} =
121: &LONCAPA::clean_username($rulehash{'course'});
122: }
123: $rulehash{'section'}=~s/\W//g;
124: if (!$rulehash{'domain'}) {
125: $rulehash{'domain'}=$env{'user.domain'};
126: }
127: my $realm='';
1.24 albertel 128: my $separator = ($rulehash{'type'} eq 'course') ? '_' : '/';
1.23 albertel 129: if ($number) {
130: $realm=$rulehash{'domain'};
131: if ($rulehash{'course'}) {
1.24 albertel 132: $realm.=$separator.$rulehash{'course'};
1.23 albertel 133: }
134: if ($rulehash{'section'}) {
1.24 albertel 135: $realm.=$separator.$rulehash{'section'};
1.23 albertel 136: }
137: }
138: $newrules[$number]=$rulehash{'effect'}.':'.
139: $realm.':'.$rulehash{'role'}.':'.$rulehash{'type'};
140: }
1.5 www 141: # edit actions?
1.23 albertel 142: foreach my $key (keys(%env)) {
143: next if ($key!~/^form\.action\_(\d+)$/);
144: my $number=$1;
1.24 albertel 145: if ($env{$key} eq 'delete') { splice(@newrules,$number,1); }
1.23 albertel 146: if (($env{$key} eq 'moveup') && ($number>1)) {
1.24 albertel 147: @newrules[$number-1,$number] = @newrules[$number,$number-1];
1.23 albertel 148: }
149: if (($env{$key} eq 'movedown') && ($number<$#newrules)) {
1.24 albertel 150: @newrules[$number+1,$number] = @newrules[$number,$number+1];
1.23 albertel 151: }
152: if ($env{$key} eq 'insertabove') {
1.24 albertel 153: splice(@newrules,$number,0,'deny');
1.23 albertel 154: }
155: if ($env{$key} eq 'insertbelow') {
1.24 albertel 156: splice(@newrules,$number+1,0,'deny');
1.23 albertel 157: }
158: }
159:
1.5 www 160: # store file
1.23 albertel 161: my $fh=Apache::File->new('>'.$fn);
162: foreach (my $i=0;$i<=$#newrules;$i++) {
163: if ($newrules[$i]) {
164: my ($effect,$realm,$role,$type)=split(/\:/,$newrules[$i]);
165: print $fh
166: "<accessrule effect='$effect' realm='$realm' role='$role' type='$type' />\n";
167: }
1.5 www 168: }
1.23 albertel 169: $fh->close;
1.5 www 170: }
171: # ============================================================ Read and display
1.2 www 172: unless ($constructmode) {
173: # =========================================== This is not in construction space
174: $contents=&Apache::lonnet::getfile($fn);
175: if ($contents==-1) { $contents=''; }
176: } else {
177: # =============================================== This is in construction space
178: if (-e $fn) {
179: my $fh=Apache::File->new($fn);
180: $contents=join('',<$fh>);
181: $fh->close();
182: }
1.34 bisitz 183: $r->print('<form name="rules" method="post" action="">');
1.2 www 184: }
1.5 www 185: unless ($contents=~/\<accessrule/s) {
186: $contents='<accessrule effect="deny" />';
187: }
1.2 www 188: my $parser=HTML::LCParser->new(\$contents);
189: my $token;
1.3 www 190: my $rulecounter=0;
1.10 www 191: my $colzero=&mt($constructmode?'Edit action':'Rule');
1.25 bisitz 192: my %lt=&Apache::lonlocal::texthash(
193: 'ef' => 'Effect',
194: 'ty' => 'Type',
1.11 albertel 195: 'do' => 'Domain',
1.24 albertel 196: 'co' => 'Course / User',
1.20 raeburn 197: 'se' => 'Section',
1.15 www 198: 'ro' => 'Role');
1.34 bisitz 199: my %iconimg = ('allow' => '<img src="/adm/lonIcons/navmap.correct.gif"'
200: .' alt="'.&mt('allow').'" title="'.&mt('allow').'" />',
201: 'deny' => '<img src="/adm/lonIcons/navmap.wrong.gif"'
202: .' alt="'.&mt('deny').'" title="'.&mt('deny').'" />');
1.3 www 203: # ---------------------------------------------------------- Start table output
1.23 albertel 204: $r->print(&Apache::loncommon::start_data_table().
205: &Apache::loncommon::start_data_table_header_row().
1.25 bisitz 206: "<th>$colzero</th><th>$lt{'ef'}</th><th>$lt{'ty'}</th><th>$lt{'do'}</th>".
1.23 albertel 207: "<th>$lt{'co'}</th><th>$lt{'se'}</th><th>$lt{'ro'}</th>".
208: &Apache::loncommon::end_data_table_header_row());
1.3 www 209: # --------------------------------------------------------------------- Default
210: # Fast forward to first rule
211: $token=$parser->get_token;
212: while ($token->[1] ne 'accessrule') { $token=$parser->get_token; }
213: # print default
1.23 albertel 214: $r->print(&Apache::loncommon::start_data_table_row().'<td align="right">');
1.6 www 215: if ($constructmode) {
216: $r->print(&Apache::loncommon::select_form('','action_0',
1.30 raeburn 217: {'' => '',
218: 'insertbelow' => &mt('Insert rule below')}));
1.6 www 219:
220: } else {
221: $r->print(' ');
222: }
223: $r->print('</td><td>');
1.34 bisitz 224: $r->print($iconimg{$token->[2]->{'effect'}});
1.3 www 225: if ($constructmode) {
1.30 raeburn 226: my %lt = &Apache::lonlocal::texthash
227: ('allow' => 'allow',
228: 'deny' => 'deny');
1.3 www 229: $r->print(&Apache::loncommon::select_form
1.30 raeburn 230: ($token->[2]->{'effect'},'effect_0',\%lt));
1.3 www 231: }
1.23 albertel 232: $r->print('</td><td colspan="5">'.&mt('Default'));
1.3 www 233: if (($token->[2]->{'realm'}) || ($token->[2]->{'role'})) {
1.23 albertel 234: $r->print(' - <span class="LC_error">'.&mt('Error! No default set.').
235: '</span>');
1.3 www 236: }
1.23 albertel 237: $r->print('</td>'.&Apache::loncommon::end_data_table_row());
1.3 www 238: # Additional roles
1.2 www 239: while ($token=$parser->get_token) {
240: if (($token->[0] eq 'S') && ($token->[1] eq 'accessrule')) {
1.3 www 241: $rulecounter++;
1.23 albertel 242: $r->print(&Apache::loncommon::start_data_table_row().
243: '<td align="right" rowspan="2">');
1.4 www 244: # insert, delete, etc
1.23 albertel 245: $r->print('<span class="LC_nobreak">'.$rulecounter.'. ');
1.4 www 246: if ($constructmode) {
1.30 raeburn 247: my %lt = &Apache::lonlocal::texthash
1.34 bisitz 248: ('' => '',
249: 'delete' => 'Delete this rule',
1.30 raeburn 250: 'insertabove' => 'Insert rule above',
251: 'insertbelow' => 'Insert rule below',
252: 'moveup' => 'Move rule up',
253: 'movedown' => 'Move rule down'
254: );
255:
1.4 www 256: $r->print(&Apache::loncommon::select_form(
1.30 raeburn 257: '','action_'.$rulecounter,\%lt));
1.4 www 258: }
1.23 albertel 259: $r->print('</span></td>'.
260: '<td rowspan="2">');
1.3 www 261: # effect
1.34 bisitz 262: $r->print($iconimg{$token->[2]->{'effect'}});
1.3 www 263: if ($constructmode) {
1.30 raeburn 264: my %lt = &Apache::lonlocal::texthash
265: ('allow' => 'allow',
266: 'deny' => 'deny');
1.3 www 267: $r->print(&Apache::loncommon::select_form
268: ($token->[2]->{'effect'},
1.30 raeburn 269: 'effect_'.$rulecounter,\%lt));
1.3 www 270: }
1.23 albertel 271:
272: # type
273: $r->print('</td><td rowspan="2">');
274: my $type = ($token->[2]{'type'} || 'course');
275: if ($constructmode) {
1.30 raeburn 276: my %lt = &Apache::lonlocal::texthash
277: ('course' => 'Course',
278: 'user' => 'User');
1.23 albertel 279: $r->print(&Apache::loncommon::select_form($type,
1.30 raeburn 280: 'type_'.$rulecounter,\%lt));
1.23 albertel 281: } else {
1.34 bisitz 282: $r->print(&mt($type));
1.23 albertel 283: }
284:
1.4 www 285: # ---- realm
1.3 www 286: my $realm=$token->[2]->{'realm'};
1.24 albertel 287: my ($rdom,$rcourse,$rsec);
1.23 albertel 288: if ($type eq 'course') {
1.24 albertel 289: ($rdom,$rcourse,$rsec) = split(m{[/_]},$realm,3);
1.23 albertel 290: $rcourse = &LONCAPA::clean_courseid($rcourse);
291: } else {
1.24 albertel 292: ($rdom,$rcourse,$rsec) = split(m{/},$realm,3);
1.23 albertel 293: $rcourse = &LONCAPA::clean_username($rcourse);
294: }
295: $r->print('</td><td>');
1.7 www 296: # realm domain
1.3 www 297: if ($constructmode) {
1.17 albertel 298: unless ($rdom) { $rdom=$env{'user.domain'}; }
1.3 www 299: $r->print(&Apache::loncommon::select_dom_form($rdom,
300: 'domain_'.$rulecounter));
301: } else {
1.4 www 302: $r->print($rdom);
303: }
304: $r->print('</td><td>');
305: # realm course
306: if ($constructmode) {
1.23 albertel 307: $r->print('<input type="text" size="25" name="course_'.
1.4 www 308: $rulecounter.'" value="'.$rcourse.'" />');
309: } else {
310: $r->print($rcourse);
1.3 www 311: }
1.4 www 312:
1.23 albertel 313: $r->print('</td><td rowspan="2">');
1.4 www 314: # realm section
1.23 albertel 315: if ($type eq 'course') {
316: if ($constructmode) {
317: $r->print('<input type="text" size="5" name="section_'.
318: $rulecounter.'" value="'.$rsec.'" />');
319: } else {
320: $r->print($rsec);
321: }
322: }
1.4 www 323:
1.8 www 324: $r->print('</td><td rowspan="2">');
1.3 www 325: # role
1.23 albertel 326: if ($type eq 'course') {
327: if ($constructmode) {
328: my %hash=('' => '');
329: foreach ('au','cc','in','ta','st') {
330: $hash{$_}=&Apache::lonnet::plaintext($_);
331: }
332: my $role=$token->[2]->{'role'};
333: unless ($role) { $role=''; }
334: $r->print(&Apache::loncommon::select_form(
1.30 raeburn 335: $role,'role_'.$rulecounter,\%hash));
1.23 albertel 336: } else {
337: $r->print(&Apache::lonnet::plaintext($token->[2]->{'role'}));
338: }
339: }
1.8 www 340: # course selection link
1.23 albertel 341: $r->print('</td>'.
342: &Apache::loncommon::end_data_table_row().
343: &Apache::loncommon::continue_data_table_row().
344: '<td colspan="2" align="right">');
345: if ($type eq 'course') {
346: if ($rcourse) {
347: my %descript=
348: &Apache::lonnet::coursedescription($rdom.'_'.$rcourse,
349: {'one_time' => 1});
350: $r->print($descript{'description'}.' ');
351: }
352: if ($constructmode) {
353: $r->print(&Apache::loncommon::selectcourse_link('rules',
354: 'course_'.$rulecounter,'domain_'.$rulecounter));
355: }
356: } else {
357: if ($rcourse) {
358: my $name = &Apache::loncommon::plainname($rcourse,$rdom);
359: $r->print($name.' ');
360: }
361: if ($constructmode) {
362: $r->print(&Apache::loncommon::selectstudent_link('rules','course_'.$rulecounter,'domain_'.$rulecounter));
363: }
1.12 albertel 364: }
1.3 www 365: # close row
1.23 albertel 366: $r->print('</td>'.&Apache::loncommon::end_data_table_row());
1.2 www 367: }
1.3 www 368: }
1.23 albertel 369: $r->print(&Apache::loncommon::end_data_table());
1.3 www 370: # ------------------------------------------------------------ End table output
371: if ($constructmode) {
1.22 albertel 372: $r->print('<input type="submit" name="store" value="'.&mt('Save').'" /></form>');
1.2 www 373: }
1.18 albertel 374: $r->print(&Apache::loncommon::end_page());
1.1 www 375: return OK;
376: }
377:
378:
379: 1;
380: __END__
381:
382:
383:
384:
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