function ultimate_cron_static in Ultimate Cron 6

Backport of Drupal 7 drupal_static().

4 calls to ultimate_cron_static()

ultimate_cron_background_process_shutdown in ./ultimate_cron.module

Implements hook_background_process_shutdown().

ultimate_cron_record_log in ./ultimate_cron.module

Store watchdog error messages for later use.

ultimate_cron_watchdog in ./ultimate_cron.module

Implementation of hook_watchdog().

_ultimate_cron_run_hook in ./ultimate_cron.module

This is the function that is launched into a background process. It runs the cron job and does housekeeping, pre/post execute hooks, etc.

File

./ultimate_cron.module, line 1440

@todo Add filter on overview page. @todo Add log view (with graph). @todo Make proper markup for overview page. @todo Refactor drush stuff, too many intimate relations with Background Process @todo Refactor Cron % offset stuff. Too mixed up and…

Code

function &ultimate_cron_static($name, $default_value = NULL, $reset = FALSE) {
  static $data = array(), $default = array();

  // First check if dealing with a previously defined static variable.
  if (isset($data[$name]) || array_key_exists($name, $data)) {

    // Non-NULL $name and both $data[$name] and $default[$name] statics exist.
    if ($reset) {

      // Reset pre-existing static variable to its default value.
      $data[$name] = $default[$name];
    }
    return $data[$name];
  }

  // Neither $data[$name] nor $default[$name] static variables exist.
  if (isset($name)) {
    if ($reset) {

      // Reset was called before a default is set and yet a variable must be
      // returned.
      return $data;
    }

    // First call with new non-NULL $name. Initialize a new static variable.
    $default[$name] = $data[$name] = $default_value;
    return $data[$name];
  }

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

  // As the function returns a reference, the return should always be a
  // variable.
  return $data;
}