function feeds_include_library

Includes a library file.

Parameters

$file: The filename to load from.

$library: The name of the library. If libraries module is installed, feeds_include_library() will look for libraries with this name managed by libraries module.

Related topics

File

sites/all/modules/ulmus/feeds/feeds.module, line 952

Feeds - basic API functions and hook implementations.

Code

function feeds_include_library($file, $library) {
  static $included = array();
  static $ignore_deprecated = array('simplepie');

  if (!isset($included[$file])) {
    // Disable deprecated warning for libraries known for throwing them
    if (in_array($library, $ignore_deprecated)) {
      $level = error_reporting();
      // We can safely use E_DEPRECATED since Drupal 7 requires PHP 5.3+
      error_reporting($level ^ E_DEPRECATED ^ E_STRICT);
    }

    $library_dir = variable_get('feeds_library_dir', FALSE);
    $feeds_library_path = DRUPAL_ROOT . '/' . drupal_get_path('module', 'feeds') . "/libraries/$file";

    // Try first whether libraries module is present and load the file from
    // there. If this fails, require the library from the local path.
    if (module_exists('libraries') && file_exists(libraries_get_path($library) . "/$file")) {
      require libraries_get_path($library) . "/$file";
      $included[$file] = TRUE;
    }
    elseif ($library_dir && file_exists("$library_dir/$library/$file")) {
      require "$library_dir/$library/$file";
      $included[$file] = TRUE;
    }
    elseif (file_exists($feeds_library_path)) {
      // @todo: Throws "Deprecated function: Assigning the return value of new
      // by reference is deprecated."
      require $feeds_library_path;
      $included[$file] = TRUE;
    }
    // Restore error reporting level
    if (isset($level)) {
      error_reporting($level);
    }
  }
  if (isset($included[$file])) {
    return TRUE;
  }
  return FALSE;
}