bug_relationship_graph_img.php

   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  * @package MantisBT
  19  * @copyright Copyright (C) 2000 - 2002  Kenzaburo Ito - kenito@300baud.org
  20  * @copyright Copyright (C) 2002 - 2010  MantisBT Team - mantisbt-dev@lists.sourceforge.net
  21  * @link http://www.mantisbt.org
  22  *
  23  * @uses core.php
  24  * @uses access_api.php
  25  * @uses authentication_api.php
  26  * @uses bug_api.php
  27  * @uses compress_api.php
  28  * @uses config_api.php
  29  * @uses constant_inc.php
  30  * @uses gpc_api.php
  31  * @uses relationship_graph_api.php
  32  */
  33
  34 require_once( 'core.php' );
  35 require_api( 'access_api.php' );
  36 require_api( 'authentication_api.php' );
  37 require_api( 'bug_api.php' );
  38 require_api( 'compress_api.php' );
  39 require_api( 'config_api.php' );
  40 require_api( 'constant_inc.php' );
  41 require_api( 'gpc_api.php' );
  42 require_api( 'relationship_graph_api.php' );
  43
  44 # If relationship graphs were made disabled, we disallow any access to
  45 # this script.
  46
  47 auth_ensure_user_authenticated();
  48
  49 if ( ON != config_get( 'relationship_graph_enable' ) )
  50         access_denied();
  51
  52 $f_bug_id               = gpc_get_int( 'bug_id' );
  53 $f_type                 = gpc_get_string( 'graph', 'relation' );
  54 $f_orientation  = gpc_get_string( 'orientation', config_get( 'relationship_graph_orientation' ) );
  55
  56 access_ensure_bug_level( VIEWER, $f_bug_id );
  57
  58 $t_bug = bug_get( $f_bug_id, true );
  59
  60 compress_enable();
  61
  62 $t_graph_relation = ( 'relation' == $f_type );
  63 $t_graph_horizontal = ( 'horizontal' == $f_orientation );
  64
  65 if ( $t_graph_relation )
  66         $t_graph = relgraph_generate_rel_graph( $f_bug_id, $t_bug );
  67 else
  68         $t_graph = relgraph_generate_dep_graph( $f_bug_id, $t_bug, $t_graph_horizontal );
  69
  70 relgraph_output_image( $t_graph );