Source: /index.php - 113 lines - 3342 bytes - Summary - Text - Print

   1  <?php
   2  
   3  /*
   4   * Textpattern Content Management System
   5   * http://textpattern.com
   6   *
   7   * Copyright (C) 2016 The Textpattern Development Team
   8   *
   9   * This file is part of Textpattern.
  10   *
  11   * Textpattern is free software; you can redistribute it and/or
  12   * modify it under the terms of the GNU General Public License
  13   * as published by the Free Software Foundation, version 2.
  14   *
  15   * Textpattern 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 Textpattern. If not, see <http://www.gnu.org/licenses/>.
  22   */
  23  
  24  // Make sure we display all errors that occur during initialisation.
  25  error_reporting(E_ALL | E_STRICT);
  26  @ini_set("display_errors", "1");
  27  
  28  if (@ini_get('register_globals')) {
  29      if (isset($_REQUEST['GLOBALS']) || isset($_FILES['GLOBALS'])) {
  30          die('GLOBALS overwrite attempt detected. Please consider turning register_globals off.');
  31      }
  32  
  33      // Collect and unset all registered variables from globals.
  34      $_txpg = array_merge(
  35          isset($_SESSION) ? (array) $_SESSION : array(),
  36          (array) $_ENV,
  37          (array) $_GET,
  38          (array) $_POST,
  39          (array) $_COOKIE,
  40          (array) $_FILES,
  41          (array) $_SERVER);
  42  
  43      // As the deliberate awkwardly-named local variable $_txpfoo MUST NOT be
  44      // unset to avoid notices further down, we must remove any potential
  45      // identically-named global from the list of global names here.
  46      unset($_txpg['_txpfoo']);
  47  
  48      foreach ($_txpg as $_txpfoo => $value) {
  49          if (!in_array($_txpfoo, array(
  50              'GLOBALS',
  51              '_SERVER',
  52              '_GET',
  53              '_POST',
  54              '_FILES',
  55              '_COOKIE',
  56              '_SESSION',
  57              '_REQUEST',
  58              '_ENV',
  59          ))) {
  60              unset($GLOBALS[$_txpfoo], $$_txpfoo);
  61          }
  62      }
  63  }
  64  
  65  define("txpinterface", "public");
  66  
  67  if (!defined('txpath')) {
  68      define("txpath", dirname(__FILE__).'/textpattern');
  69  }
  70  
  71  // Save server path to site root.
  72  if (!isset($here)) {
  73      $here = dirname(__FILE__);
  74  }
  75  
  76  // Pull in config unless configuration data has already been provided
  77  // (multi-headed use).
  78  if (!isset($txpcfg['table_prefix'])) {
  79      // Use buffering to ensure bogus whitespace in config.php is ignored.
  80      ob_start(null, 2048);
  81      include txpath.'/config.php';
  82      ob_end_clean();
  83  }
  84  
  85  include txpath.'/lib/class.trace.php';
  86  $trace = new Trace();
  87  $trace->start('[PHP includes, stage 1]');
  88  include txpath.'/lib/constants.php';
  89  include txpath.'/lib/txplib_misc.php';
  90  $trace->stop();
  91  
  92  if (!isset($txpcfg['table_prefix'])) {
  93      txp_status_header('503 Service Unavailable');
  94      exit('config.php is missing or corrupt.  To install Textpattern, visit <a href="./textpattern/setup/">textpattern/setup/</a>');
  95  }
  96  
  97  // Custom caches, etc?
  98  if (!empty($txpcfg['pre_publish_script'])) {
  99      $trace->start("[Pre Publish Script: '{$txpcfg['pre_publish_script']}']");
 100      require $txpcfg['pre_publish_script'];
 101      $trace->stop();
 102  }
 103  
 104  include txpath.'/publish.php';
 105  textpattern();
 106  
 107  if ($production_status !== 'live') {
 108      echo $trace->summary();
 109  
 110      if ($production_status === 'debug') {
 111          echo $trace->result();
 112      }
 113  }