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   1  <?php
   2  /**
   3   * Loads needed libraries and does the preliminary work. You should not have to
   4   * edit this file. Everything should be configurable from the outside. Starts the
   5   * routing logic in the end.
   6   */
   7  
   8  if ( defined( 'GP_DEBUG' ) && GP_DEBUG ) {
   9      error_reporting( E_ALL );
  10  } else {
  11      if ( defined( 'E_RECOVERABLE_ERROR' ) )
  12          error_reporting( E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );
  13      else
  14          error_reporting( E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING );
  15  }
  16  
  17  require_once( GP_PATH . GP_INC . '/system.php' );
  18  
  19  gp_unregister_GLOBALS();
  20  
  21  if ( !defined( 'BACKPRESS_PATH' ) ) {
  22      define( 'BACKPRESS_PATH', GP_PATH . GP_INC . 'backpress/' );
  23  }
  24  
  25  if ( !defined( 'GP_POMO_PATH' ) ) {
  26      define( 'GP_POMO_PATH', GP_PATH . 'pomo/' );
  27  }
  28  
  29  if ( !defined( 'GP_LOCALES_PATH' ) ) {
  30      define( 'GP_LOCALES_PATH', GP_PATH . 'locales/' );
  31  }
  32  
  33  
  34  if ( !defined( 'GP_LANG_PATH' ) ) {
  35      define( 'GP_LANG_PATH', GP_PATH . 'languages/' );
  36  }
  37  
  38  if ( !defined( 'GP_PLUGINS_PATH' ) ) {
  39      define( 'GP_PLUGINS_PATH', GP_PATH . 'plugins/' );
  40  }
  41  
  42  if ( !defined( 'DATE_MYSQL' ) ) {
  43      define( 'DATE_MYSQL', 'Y-m-d H:i:s' );
  44  }
  45  
  46  if ( !defined( 'GP_TESTS_PATH' ) ) {
  47      define( 'GP_TESTS_PATH', GP_PATH . 't/' );
  48  }
  49  
  50  
  51  require_once( GP_PATH . GP_INC . 'gp.php');
  52  
  53  /*
  54   * In most cases the default internal encoding is latin1, which is of no use,
  55   * since we want to use the mb_ functions for UTF-8 strings
  56   */
  57  if (function_exists('mb_internal_encoding')) {
  58      mb_internal_encoding('UTF-8');
  59  }
  60  
  61  require_once( BACKPRESS_PATH . 'class.bp-log.php' );
  62  $gp_log = new BP_Log();
  63  if ( defined( 'GP_LOG_LEVEL' ) ) {
  64      $gp_log->set_level( GP_LOG_LEVEL );
  65  }
  66  if ( defined( 'GP_LOG_TYPE' ) ) {
  67      $gp_log->set_type( GP_LOG_TYPE );
  68  }
  69  if ( defined( 'GP_LOG_FILENAME' ) ) {
  70      $gp_log->set_filename( GP_LOG_FILENAME );
  71  }
  72  $gp_log->notice('Logging started');
  73  
  74  // Load core BackPress functions
  75  require_once( BACKPRESS_PATH . 'functions.core.php' );
  76  require_once( BACKPRESS_PATH . 'functions.compat.php' );
  77  require_once( BACKPRESS_PATH . 'functions.formatting.php' );
  78  
  79  // alleviate the magic_quotes_gpc effects
  80  if ( get_magic_quotes_gpc() ) {
  81      $_GET    = stripslashes_deep( $_GET );
  82      $_POST   = stripslashes_deep( $_POST );
  83      $_COOKIE = stripslashes_deep( $_COOKIE );
  84  }
  85  
  86  $_GET = gp_urldecode_deep( $_GET );
  87  
  88  require_once( BACKPRESS_PATH . 'class.wp-error.php' );
  89  
  90  if ( !defined( 'GP_DATABASE_CLASS_INCLUDE' ) ) {
  91      define( 'GP_DATABASE_CLASS_INCLUDE', BACKPRESS_PATH . 'class.bpdb-multi.php' );
  92  }
  93  
  94  if ( GP_DATABASE_CLASS_INCLUDE ) {
  95      require_once( GP_DATABASE_CLASS_INCLUDE );
  96  }
  97  
  98  if ( !defined( 'GP_DATABASE_CLASS' ) ) {
  99      define( 'GP_DATABASE_CLASS', 'BPDB_Multi' );
 100  }
 101  
 102  if ( in_array( GP_DATABASE_CLASS, array( 'BPDB', 'BPDB_Multi' ) ) ) {
 103      /**
 104       * Define BackPress Database errors if not already done - no localisation at this stage
 105       */
 106      if ( !defined( 'BPDB__CONNECT_ERROR_MESSAGE' ) ) {
 107          define( 'BPDB__CONNECT_ERROR_MESSAGE', 'ERROR: Could not establish a database connection' );
 108      }
 109      if ( !defined( 'BPDB__CONNECT_ERROR_MESSAGE' ) ) {
 110          define( 'BPDB__SELECT_ERROR_MESSAGE', 'ERROR: Can\'t select database.' );
 111      }
 112      if ( !defined( 'BPDB__ERROR_STRING' ) ) {
 113          define( 'BPDB__ERROR_STRING', 'ERROR: GlotPress database error - "%s" for query "%s" via caller "%s"' );
 114      }
 115      if ( !defined( 'BPDB__ERROR_HTML' ) ) {
 116          define( 'BPDB__ERROR_HTML', '<div id="error"><p class="bpdberror"><strong>Database error:</strong> [%s]<br /><code>%s</code><br />Caller: %s</p></div>' );
 117      }
 118      if ( !defined( 'BPDB__DB_VERSION_ERROR' ) ) {
 119          define( 'BPDB__DB_VERSION_ERROR', 'ERROR: GlotPress requires MySQL 4.0.0 or higher' );
 120      }
 121      if ( !defined( 'BPDB__PHP_EXTENSION_MISSING' ) ) {
 122          define( 'BPDB__PHP_EXTENSION_MISSING', 'ERROR: GlotPress requires The MySQL PHP extension' );
 123      }
 124  }
 125  
 126  // Die if there is no database table prefix
 127  if ( !$gp_table_prefix ) {
 128      die( 'You must specify a table prefix in your <code>gp-config.php</code> file.' );
 129  }
 130  
 131  // Setup the global database connection
 132  $gpdb_class = GP_DATABASE_CLASS;
 133  $gpdb = new $gpdb_class( array(
 134      'name' => GPDB_NAME,
 135      'user' => GPDB_USER,
 136      'password' => GPDB_PASSWORD,
 137      'host' => GPDB_HOST,
 138      'charset' => defined( 'GPDB_CHARSET' ) ? GPDB_CHARSET : false,
 139      'collate' => defined( 'GPDB_COLLATE' ) ? GPDB_COLLATE : false
 140  ) );
 141  unset( $gpdb_class );
 142  
 143  $gpdb->table_names = array('translations', 'translation_sets', 'originals', 'projects', 'users', 'usermeta', 'meta', 'permissions', 'api_keys', );
 144  foreach( $gpdb->table_names as $table ) {
 145      $gpdb->tables[$table] = false;
 146  }
 147  unset( $table );
 148  
 149  // Set the prefix on the tables
 150  if ( is_wp_error( $gpdb->set_prefix( $gp_table_prefix ) ) ) {
 151      die( 'Your table prefix may only contain letters, numbers and underscores.' );
 152  }
 153  
 154  if ( defined( 'CUSTOM_USER_TABLE' ) )
 155      $gpdb->users = CUSTOM_USER_TABLE;
 156  
 157  if ( defined( 'CUSTOM_USER_META_TABLE' ) )
 158      $gpdb->usermeta = CUSTOM_USER_META_TABLE;
 159  
 160  if ( defined( 'CUSTOM_PERMISSIONS_TABLE' ) )
 161      $gpdb->permissions = CUSTOM_PERMISSIONS_TABLE;
 162  
 163  if ( !function_exists( 'add_filter' ) ) {
 164      require_once( BACKPRESS_PATH . 'functions.plugin-api.php' );
 165  }
 166  
 167  if ( !defined( 'GP_TMPL_PATH' ) )
 168      define( 'GP_TMPL_PATH', GP_PATH . 'gp-templates/' );
 169  
 170  require_once( GP_PATH . GP_INC . 'lambda.php');
 171  
 172  require_once( GP_PATH . GP_INC . 'meta.php' );
 173  require_once( GP_PATH . GP_INC . 'misc.php' );
 174  require_once( GP_PATH . GP_INC . 'url.php' );
 175  require_once( GP_PATH . GP_INC . 'strings.php' );
 176  
 177  require_once( GP_PATH . GP_INC . 'template.php' );
 178  require_once( GP_PATH . GP_INC . 'template-links.php' );
 179  
 180  require_once( GP_PATH . GP_INC . 'cli.php' );
 181  
 182  /**
 183   * Define the full path to the object cache functions include
 184   */
 185  if ( !defined( 'GP_OBJECT_CACHE_FUNCTIONS_INCLUDE' ) ) {
 186      define( 'GP_OBJECT_CACHE_FUNCTIONS_INCLUDE', BACKPRESS_PATH . 'loader.wp-object-cache.php' );
 187  }
 188  
 189  // Load the database class
 190  if ( GP_OBJECT_CACHE_FUNCTIONS_INCLUDE && !function_exists( 'wp_cache_init' ) ) {
 191      require_once( GP_OBJECT_CACHE_FUNCTIONS_INCLUDE );
 192  }
 193  
 194  // Instantiate the $wp_object_cache object using wp_cache_init()
 195  if ( !isset( $wp_object_cache ) && function_exists( 'wp_cache_init' ) ) {
 196      wp_cache_init();
 197      if ( function_exists( 'wp_cache_add_global_groups' ) ) {
 198          wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'usermail', 'usernicename' ) );
 199      }
 200  }
 201  
 202  require_once( GP_PATH . GP_INC . 'class.bp-options.php' );
 203  require_once( BACKPRESS_PATH . 'functions.bp-options.php' );
 204  
 205  require_once( BACKPRESS_PATH . 'class.wp-http.php' );
 206  
 207  require_once( BACKPRESS_PATH . 'class.wp-dependencies.php' );
 208  require_once( BACKPRESS_PATH . 'class.wp-styles.php' );
 209  require_once( BACKPRESS_PATH . 'functions.wp-styles.php' );
 210  require_once( BACKPRESS_PATH . 'class.wp-scripts.php' );
 211  require_once( BACKPRESS_PATH . 'functions.wp-scripts.php' );
 212  require_once( GP_PATH . GP_INC . 'assets-loader.php' );
 213  
 214  require_once( GP_PATH . GP_INC . 'default-filters.php' );
 215  require_once( BACKPRESS_PATH . 'functions.kses.php' );
 216  
 217  require_once( GP_POMO_PATH . 'mo.php' );
 218  require_once( GP_POMO_PATH . 'po.php' );
 219  require_once( GP_PATH . GP_INC . 'l10n.php' );
 220  
 221  require_once( GP_LOCALES_PATH . 'locales.php' );
 222  
 223  // Users and authentication
 224  if ( !class_exists( 'WP_Users' ) ) {
 225      require_once( BACKPRESS_PATH . 'class.wp-users.php' );
 226      $wp_users_object = new WP_Users( $gpdb );
 227  }
 228  
 229  
 230  if ( !defined( 'WP_AUTH_COOKIE_VERSION' ) ) {
 231      define( 'WP_AUTH_COOKIE_VERSION', 2 );
 232  }
 233  
 234  // WP_Pass
 235  if ( !class_exists( 'WP_Pass' ) ) {
 236      require_once( BACKPRESS_PATH . 'class.wp-pass.php' );
 237  }
 238  
 239  // We assume all variables set in this file will be global.
 240  // If the file is inovked inside a function, we will lose them all.
 241  // So, make all local variables, global
 242  gp_set_globals( get_defined_vars() );
 243  
 244  /**
 245   * It is possible to define this in wp-config.php and it will be used as the domain for all cookies.
 246   * Set it carefully for sharing cookies amonst subdomains
 247   * 
 248   * @link http://curl.haxx.se/rfc/cookie_spec.html
 249   */
 250  if ( !defined('GP_COOKIE_DOMAIN') )
 251      define('GP_COOKIE_DOMAIN', false);
 252  
 253  if ( !class_exists( 'WP_Auth' ) ) {
 254      require_once( BACKPRESS_PATH . 'class.wp-auth.php' );
 255      $cookies = array();
 256      $cookies['auth'][] = array(
 257          'domain' => GP_COOKIE_DOMAIN,
 258          'path' => gp_url_path(),
 259          'name' => gp_const_get( 'GP_AUTH_COOKIE', 'glotpress_auth' ),
 260      );
 261      $cookies['secure_auth'][] = array(
 262          'domain' => GP_COOKIE_DOMAIN,
 263          'path' => gp_url_path(),
 264          'name' => gp_const_get( 'GP_SECURE_AUTH_COOKIE', 'glotpress_sec_auth' ),
 265          'secure' => 'true',
 266      );
 267  
 268      $cookies['logged_in'][] = array(
 269          'domain' => GP_COOKIE_DOMAIN,
 270          'path' => gp_url_path(),
 271          'name' => gp_const_get( 'GP_LOGGED_IN_COOKIE', 'glotpress_logged_in' ),
 272      );
 273      $wp_auth_object = new WP_Auth( $gpdb, $wp_users_object, $cookies );
 274      unset( $cookies );
 275  }
 276  
 277  require_once( GP_PATH . GP_INC . 'warnings.php' );
 278  require_once( GP_PATH . GP_INC . 'validation.php' );
 279  require_once( GP_PATH . GP_INC . 'google.php' );
 280  require_once( GP_PATH . GP_INC . 'advanced-permissions.php' );
 281  
 282  require_once GP_PATH . GP_INC . 'thing.php';
 283  foreach( glob( GP_PATH . GP_INC . 'things/*.php' ) as $thing_file ) {
 284      require_once $thing_file;
 285  }
 286  
 287  require_once( GP_PATH . GP_INC . 'route.php' );
 288  require_once( GP_PATH . GP_INC . 'router.php' );
 289  foreach( glob( GP_PATH . GP_INC . 'routes/*.php' ) as $route_file ) {
 290      require_once $route_file;
 291  }
 292  
 293  GP::$translation_warnings = new GP_Translation_Warnings();
 294  GP::$builtin_translation_warnings = new GP_Builtin_Translation_Warnings();
 295  GP::$builtin_translation_warnings->add_all( GP::$translation_warnings );
 296  GP::$router = new GP_Router();
 297  GP::$formats = array();
 298  
 299  foreach( glob( GP_PATH . GP_INC . 'formats/format_*.php' ) as $format_file ) {
 300      require_once $format_file;
 301  }
 302  unset( $format_file );
 303  
 304  // Let's do it again, there are more variables added since last time we called it
 305  gp_set_globals( get_defined_vars() );
 306  
 307  require_once( GP_PATH . GP_INC . 'plugin.php' );
 308  
 309  $plugins = glob( GP_PLUGINS_PATH . '*.php' );
 310  if ( $plugins ) {
 311      foreach( $plugins as $plugin ) {
 312          require_once $plugin;
 313      }
 314  }
 315  
 316  $plugin_dirs = glob( GP_PLUGINS_PATH . '*', GLOB_ONLYDIR );
 317  if ( $plugin_dirs ) {
 318      foreach( $plugin_dirs as $plugin_dir ) {
 319          $plugin = "$plugin_dir/" . basename( $plugin_dir ) . '.php';
 320          if ( is_readable( $plugin ) ) require_once $plugin;
 321      }
 322  }
 323  unset( $plugins, $plugin, $plugin_dirs, $plugin_dir );
 324  
 325  do_action( 'plugins_loaded' );
 326  
 327  if ( defined( 'GP_INSTALLING' ) && GP_INSTALLING )
 328      return;
 329  else
 330      define( 'GP_INSTALLING', false );
 331  
 332  if ( !defined( 'GP_ROUTING') ) {
 333      define( 'GP_ROUTING', false );
 334  }
 335  
 336  if ( ( !defined( 'GP_INSTALLING' ) || !GP_INSTALLING ) && !gp_is_installed() ) {
 337      if ( GP_ROUTING ) {
 338          $install_uri = preg_replace( '|/[^/]+?$|', '/', $_SERVER['PHP_SELF'] ) . 'install.php';
 339          header( 'Location: ' . $install_uri );
 340      }
 341      return;
 342  }
 343  
 344  gp_populate_notices();
 345  
 346  function gp_shutdown_action_hook() {
 347      do_action( 'shutdown' );
 348  }
 349  register_shutdown_function( 'gp_shutdown_action_hook' );
 350  
 351  do_action( 'init' );
 352  
 353  if ( GP_ROUTING ) {
 354      GP::$router->route();
 355  }