1<?php
2# MantisBT - A PHP based bugtracking system
3
4# MantisBT is free software: you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation, either version 2 of the License, or
7# (at your option) any later version.
8#
9# MantisBT is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with MantisBT.  If not, see <http://www.gnu.org/licenses/>.
16
17/**
18 * This file turns monitoring on or off for a bug for the current user
19 *
20 * @package MantisBT
21 * @copyright Copyright 2000 - 2002  Kenzaburo Ito - kenito@300baud.org
22 * @copyright Copyright 2002  MantisBT Team - mantisbt-dev@lists.sourceforge.net
23 * @link http://www.mantisbt.org
24 *
25 * @uses core.php
26 * @uses access_api.php
27 * @uses authentication_api.php
28 * @uses bug_api.php
29 * @uses config_api.php
30 * @uses constant_inc.php
31 * @uses form_api.php
32 * @uses gpc_api.php
33 * @uses helper_api.php
34 * @uses print_api.php
35 * @uses user_api.php
36 */
37
38require_once( 'core.php' );
39require_api( 'access_api.php' );
40require_api( 'authentication_api.php' );
41require_api( 'bug_api.php' );
42require_api( 'config_api.php' );
43require_api( 'constant_inc.php' );
44require_api( 'form_api.php' );
45require_api( 'gpc_api.php' );
46require_api( 'helper_api.php' );
47require_api( 'print_api.php' );
48require_api( 'user_api.php' );
49
50form_security_validate( 'bug_monitor_delete' );
51
52$f_bug_id = gpc_get_int( 'bug_id' );
53$t_bug = bug_get( $f_bug_id, true );
54$f_user_id = gpc_get_int( 'user_id', NO_USER );
55
56$t_logged_in_user_id = auth_get_current_user_id();
57
58if( $f_user_id === NO_USER ) {
59	$t_user_id = $t_logged_in_user_id;
60} else {
61	user_ensure_exists( $f_user_id );
62	$t_user_id = $f_user_id;
63}
64
65if( user_is_anonymous( $t_user_id ) ) {
66	trigger_error( ERROR_PROTECTED_ACCOUNT, E_USER_ERROR );
67}
68
69bug_ensure_exists( $f_bug_id );
70
71if( $t_bug->project_id != helper_get_current_project() ) {
72	# in case the current project is not the same project of the bug we are viewing...
73	# ... override the current project. This to avoid problems with categories and handlers lists etc.
74	$g_project_override = $t_bug->project_id;
75}
76
77if( $t_logged_in_user_id == $t_user_id ) {
78	access_ensure_bug_level( config_get( 'monitor_bug_threshold' ), $f_bug_id );
79} else {
80	access_ensure_bug_level( config_get( 'monitor_delete_others_bug_threshold' ), $f_bug_id );
81}
82
83bug_unmonitor( $f_bug_id, $t_user_id );
84
85form_security_purge( 'bug_monitor_delete' );
86
87print_successful_redirect_to_bug( $f_bug_id );
88