[Sommaire] [Imprimer]

   1  <?php
   2  # Mantis - a php based bugtracking system
   3  
   4  # Copyright (C) 2000 - 2002  Kenzaburo Ito - kenito@300baud.org
   5  # Copyright (C) 2002 - 2007  Mantis Team   - mantisbt-dev@lists.sourceforge.net
   6  
   7  # Mantis is free software: you can redistribute it and/or modify
   8  # it under the terms of the GNU General Public License as published by
   9  # the Free Software Foundation, either version 2 of the License, or
  10  # (at your option) any later version.
  11  #
  12  # Mantis is distributed in the hope that it will be useful,
  13  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  # GNU General Public License for more details.
  16  #
  17  # You should have received a copy of the GNU General Public License
  18  # along with Mantis.  If not, see <http://www.gnu.org/licenses/>.
  19  
  20      # --------------------------------------------------------
  21      # $Id: core.php,v 1.52.2.1 2007-10-13 22:33:13 giallu Exp $
  22      # --------------------------------------------------------
  23  
  24      ###########################################################################
  25      # INCLUDES
  26      ###########################################################################
  27  
  28      # --------------------
  29      # timer analysis
  30  	function microtime_float() {
  31          list( $usec, $sec ) = explode( " ", microtime() );
  32          return ( (float)$usec + (float)$sec );
  33      }
  34  
  35      $g_request_time = microtime_float();
  36  
  37      # Before doing anything else, start output buffering so we don't prevent
  38      #  headers from being sent if there's a blank line in an included file
  39      ob_start( 'compress_handler' );
  40  
  41      # Include compatibility file before anything else
  42      require_once( dirname( __FILE__ ).DIRECTORY_SEPARATOR.'core'.DIRECTORY_SEPARATOR.'php_api.php' );
  43  
  44      # Check if Mantis is down for maintenance
  45      #
  46      #   To make Mantis 'offline' simply create a file called
  47      #   'mantis_offline.php' in the mantis root directory.
  48      #   Users are redirected to that file if it exists.
  49      #   If you have to test Mantis while it's offline, add the
  50      #   parameter 'mbadmin=1' to the URL.
  51      #
  52      $t_mantis_offline = 'mantis_offline.php';
  53      if ( file_exists( $t_mantis_offline ) && !isset( $_GET['mbadmin'] ) ) {
  54          include( $t_mantis_offline );
  55          exit;
  56      }
  57  
  58  
  59      # Load constants and configuration files
  60        require_once( dirname( __FILE__ ).DIRECTORY_SEPARATOR.'core'.DIRECTORY_SEPARATOR.'constant_inc.php' );
  61      if ( file_exists( dirname( __FILE__ ).DIRECTORY_SEPARATOR.'custom_constant_inc.php' ) ) {
  62          require_once( dirname( __FILE__ ).DIRECTORY_SEPARATOR.'custom_constant_inc.php' );
  63      }
  64  
  65      $t_config_inc_found = false;
  66  
  67      require_once( dirname( __FILE__ ).DIRECTORY_SEPARATOR.'config_defaults_inc.php' );
  68      # config_inc may not be present if this is a new install
  69      if ( file_exists( dirname( __FILE__ ).DIRECTORY_SEPARATOR.'config_inc.php' ) ) {
  70          require_once( dirname( __FILE__ ).DIRECTORY_SEPARATOR.'config_inc.php' );
  71          $t_config_inc_found = true;
  72      }
  73  
  74      # Allow an environment variable (defined in an Apache vhost for example)
  75      #  to specify a config file to load to override other local settings
  76      $t_local_config = getenv( 'MANTIS_CONFIG' );
  77      if ( $t_local_config && file_exists( $t_local_config ) ){
  78          require_once( $t_local_config );
  79          $t_config_inc_found = true;
  80      }
  81  
  82      if ( false === $t_config_inc_found ) {
  83          # if not found, redirect to the admin page to install the system
  84          # this needs to be long form and not replaced by is_page_name as that function isn't loaded yet
  85          if ( ! ( isset( $_SERVER['PHP_SELF'] ) && ( 0 < strpos( $_SERVER['PHP_SELF'], 'admin' ) ) ) ) {
  86              if ( OFF == $g_use_iis ) {
  87                  header( 'Status: 302' );
  88              }
  89              header( 'Content-Type: text/html' );
  90  
  91              if ( ON == $g_use_iis ) {
  92                  header( "Refresh: 0;url=admin/install.php" );
  93              } else {
  94                  header( "Location: admin/install.php" );
  95              }
  96  
  97              exit; # additional output can cause problems so let's just stop output here
  98          }
  99      }
 100  
 101      # Attempt to find the location of the core files.
 102      $t_core_path = dirname(__FILE__).DIRECTORY_SEPARATOR.'core'.DIRECTORY_SEPARATOR;
 103      if (isset($GLOBALS['g_core_path']) && !isset( $HTTP_GET_VARS['g_core_path'] ) && !isset( $HTTP_POST_VARS['g_core_path'] ) && !isset( $HTTP_COOKIE_VARS['g_core_path'] ) ) {
 104          $t_core_path = $g_core_path;
 105      }
 106  
 107      # Load rest of core in separate directory.
 108  
 109      require_once( $t_core_path.'config_api.php' );
 110      require_once( $t_core_path.'timer_api.php' );
 111      require_once( $t_core_path.'logging_api.php' );
 112  
 113      # load utility functions used by everything else
 114      require_once( $t_core_path.'utility_api.php' );
 115      require_once( $t_core_path.'compress_api.php' );
 116  
 117      # Load internationalization functions (needed before database_api, in case database connection fails)
 118      require_once( $t_core_path.'lang_api.php' );
 119  
 120      # error functions should be loaded to allow database to print errors
 121      require_once( $t_core_path.'authentication_api.php' );
 122      require_once( $t_core_path.'html_api.php' );
 123      require_once( $t_core_path.'error_api.php' );
 124      require_once( $t_core_path.'gpc_api.php' );
 125  
 126      # custom functions (in main directory)
 127      # @@@ Move all such files to core/
 128      require_once( $t_core_path . 'custom_function_api.php' );
 129      $t_overrides = dirname( __FILE__ ) . DIRECTORY_SEPARATOR . 'custom_functions_inc.php';
 130      if ( file_exists( $t_overrides ) ) {
 131          require_once( $t_overrides );
 132      }
 133  
 134      # initialize our timer
 135      $g_timer = new BC_Timer;
 136  
 137      # seed random number generator
 138      list( $usec, $sec ) = explode( ' ', microtime() );
 139      mt_srand( $sec*$usec );
 140  
 141      # DATABASE WILL BE OPENED HERE!!  THE DATABASE SHOULDN'T BE EXPLICITLY
 142      # OPENED ANYWHERE ELSE.
 143      require_once( $t_core_path.'database_api.php' );
 144  
 145      # Headers to prevent caching
 146      #  with option to bypass if running from script
 147      global $g_bypass_headers, $g_allow_browser_cache;
 148      if ( !isset( $g_bypass_headers ) && !headers_sent() ) {
 149          if ( ! isset( $g_allow_browser_cache ) ) {
 150              header( 'Pragma: no-cache' );
 151              header( 'Cache-Control: no-store, no-cache, must-revalidate' );
 152              header( 'Cache-Control: post-check=0, pre-check=0', false );
 153          }
 154          header( 'Expires: ' . gmdate( 'D, d M Y H:i:s \G\M\T', time() ) );
 155  
 156          # SEND USER-DEFINED HEADERS
 157          foreach( config_get( 'custom_headers' ) as $t_header ) {
 158              header( $t_header );
 159          }
 160      }
 161      
 162      require_once( $t_core_path.'project_api.php' );
 163      require_once( $t_core_path.'project_hierarchy_api.php' );
 164      require_once( $t_core_path.'access_api.php' );
 165      require_once( $t_core_path.'print_api.php' );
 166      require_once( $t_core_path.'helper_api.php' );
 167      require_once( $t_core_path.'user_api.php' );
 168  
 169      # push push default language to speed calls to lang_get
 170      lang_push( lang_get_default() );
 171  
 172      if ( !isset( $g_bypass_headers ) && !headers_sent() ) {
 173          header( 'Content-type: text/html;charset=' . lang_get( 'charset' ) );
 174      }
 175  ?>