function emapi_static in Embedded Media Field 6.3

Backport of d7's drupal_static().

3 calls to emapi_static()

emapi_media_delete in emapi/emapi.module

Delete a media object from the database.

emapi_media_from_uri in emapi/emapi.module

Loads a media object based on the given URI.

emapi_media_load_multiple in emapi/emapi.module

Load one or more fully populated media objects.

File

emapi/emapi.module, line 388

Provides an API for parsing, storage, and display of third party media.

Code

function &emapi_static($name, $default_value = NULL, $reset = FALSE) {
  static $data = array(), $default = array();
  if (!isset($name)) {

    // All variables are reset. This needs to be done one at a time so that
    // references returned by earlier invocations of drupal_static() also get
    // reset.
    foreach ($default as $name => $value) {
      $data[$name] = $value;
    }

    // As the function returns a reference, the return should always be a
    // variable.
    return $data;
  }
  if ($reset) {

    // The reset means the default is loaded.
    if (array_key_exists($name, $default)) {
      $data[$name] = $default[$name];
    }
    else {

      // Reset was called before a default is set and yet a variable must be
      // returned.
      return $data;
    }
  }
  elseif (!array_key_exists($name, $data)) {

    // Store the default value internally and also copy it to the reference to
    // be returned.
    $default[$name] = $data[$name] = $default_value;
  }
  return $data[$name];
}