class NodeController in Drupal 7

Controller class for nodes.

This extends the DrupalDefaultEntityController class, adding required special handling for node objects.

Hierarchy

• class \DrupalDefaultEntityController implements DrupalEntityControllerInterface
  • class \NodeController

2 string references to 'NodeController'

hook_entity_info in modules/system/system.api.php

Inform the base system and the Field API about one or more entity types.

node_entity_info in modules/node/node.module

Implements hook_entity_info().

File

modules/node/node.module, line 4157

The core that allows content to be submitted to the site. Modules and scripts may programmatically submit nodes using the usual form API pattern.

class NodeController extends DrupalDefaultEntityController {
  protected function attachLoad(&$nodes, $revision_id = FALSE) {

    // Create an array of nodes for each content type and pass this to the
    // object type specific callback.
    $typed_nodes = array();
    foreach ($nodes as $id => $entity) {
      $typed_nodes[$entity->type][$id] = $entity;
    }

    // Call object type specific callbacks on each typed array of nodes.
    foreach ($typed_nodes as $node_type => $nodes_of_type) {
      if (node_hook($node_type, 'load')) {
        $function = node_type_get_base($node_type) . '_load';
        $function($nodes_of_type);
      }
    }

    // Besides the list of nodes, pass one additional argument to
    // hook_node_load(), containing a list of node types that were loaded.
    $argument = array_keys($typed_nodes);
    $this->hookLoadArguments = array(
      $argument,
    );
    parent::attachLoad($nodes, $revision_id);
  }
  protected function buildQuery($ids, $conditions = array(), $revision_id = FALSE) {

    // Ensure that uid is taken from the {node} table,
    // alias timestamp to revision_timestamp and add revision_uid.
    $query = parent::buildQuery($ids, $conditions, $revision_id);
    $fields =& $query
      ->getFields();
    unset($fields['timestamp']);
    $query
      ->addField('revision', 'timestamp', 'revision_timestamp');
    $fields['uid']['table'] = 'base';
    $query
      ->addField('revision', 'uid', 'revision_uid');
    return $query;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DrupalDefaultEntityController::$cache	protected	property	Whether this entity type should use the static cache.
DrupalDefaultEntityController::$entityCache	protected	property	Static cache of entities, keyed by entity ID.
DrupalDefaultEntityController::$entityInfo	protected	property	Array of information about the entity.
DrupalDefaultEntityController::$entityType	protected	property	Entity type for this controller instance.
DrupalDefaultEntityController::$hookLoadArguments	protected	property	Additional arguments to pass to hook_TYPE_load().
DrupalDefaultEntityController::$idKey	protected	property	Name of the entity's ID field in the entity database table.
DrupalDefaultEntityController::$revisionKey	protected	property	Name of entity's revision database table field, if it supports revisions.
DrupalDefaultEntityController::$revisionTable	protected	property	The table that stores revisions, if the entity supports revisions.
DrupalDefaultEntityController::cacheGet	protected	function	Gets entities from the static cache.	1
DrupalDefaultEntityController::cacheSet	protected	function	Stores entities in the static entity cache.
DrupalDefaultEntityController::cleanIds	protected	function	Ensures integer entity IDs are valid.
DrupalDefaultEntityController::filterId	protected	function	Callback for array_filter that removes non-integer IDs.
DrupalDefaultEntityController::load	public	function	Implements DrupalEntityControllerInterface::load(). Overrides DrupalEntityControllerInterface::load
DrupalDefaultEntityController::resetCache	public	function	Implements DrupalEntityControllerInterface::resetCache(). Overrides DrupalEntityControllerInterface::resetCache
DrupalDefaultEntityController::__construct	public	function	Constructor: sets basic variables.
NodeController::attachLoad	protected	function	Attaches data to entities upon loading. Overrides DrupalDefaultEntityController::attachLoad
NodeController::buildQuery	protected	function	Builds the query to load the entity. Overrides DrupalDefaultEntityController::buildQuery