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 * Display Bug relationship Graph
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 compress_api.php
30 * @uses config_api.php
31 * @uses constant_inc.php
32 * @uses gpc_api.php
33 * @uses relationship_graph_api.php
34 */
35
36require_once( 'core.php' );
37require_api( 'access_api.php' );
38require_api( 'authentication_api.php' );
39require_api( 'bug_api.php' );
40require_api( 'compress_api.php' );
41require_api( 'config_api.php' );
42require_api( 'constant_inc.php' );
43require_api( 'gpc_api.php' );
44require_api( 'relationship_graph_api.php' );
45
46# If relationship graphs were made disabled, we disallow any access to
47# this script.
48
49auth_ensure_user_authenticated();
50
51if( ON != config_get( 'relationship_graph_enable' ) ) {
52	access_denied();
53}
54
55$f_bug_id		= gpc_get_int( 'bug_id' );
56$f_type			= gpc_get_string( 'graph', 'relation' );
57$f_orientation	= gpc_get_string( 'orientation', config_get( 'relationship_graph_orientation' ) );
58$f_show_summary	= gpc_get_bool( 'summary', false );
59
60$t_bug = bug_get( $f_bug_id, true );
61
62access_ensure_bug_level( config_get( 'view_bug_threshold', null, null, $t_bug->project_id ), $f_bug_id );
63
64compress_enable();
65
66$t_graph_relation = ( 'relation' == $f_type );
67$t_graph_horizontal = ( 'horizontal' == $f_orientation );
68
69if( $t_graph_relation ) {
70	$t_graph = relgraph_generate_rel_graph( $f_bug_id, $f_show_summary );
71} else {
72	$t_graph = relgraph_generate_dep_graph( $f_bug_id, $t_graph_horizontal, $f_show_summary );
73}
74
75relgraph_output_image( $t_graph );
76