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<?php
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/**
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* @file
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* Adds UUID functionality to the nodeaccess module.
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*/
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/**
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* Implements hook_entity_uuid_load().
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*/
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function nodeaccess_uuid_entity_uuid_load(&$entities, $entity_type) {
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if ($entity_type !== 'node') {
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return;
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}
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foreach ($entities as &$entity) {
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// Load the information.
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$query = db_select('node_access', 'na');
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$query->fields('na');
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$query->addField('r', 'name', 'role_name');
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$query->addField('u', 'uuid', 'user_uuid');
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$query->addExpression("CONCAT(na.nid, '-', na.gid, '-', na.realm)", 'unique_key');
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$query->leftJoin('role', 'r', "na.realm='nodeaccess_rid' AND r.rid=na.gid");
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$query->leftJoin('users', 'u', "na.realm='nodeaccess_uid' AND u.uid=na.gid");
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$query->condition('na.nid', $entity->nid);
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$results = $query->execute()
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->fetchAllAssoc('unique_key');
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$entity->nodeaccess = $results;
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}
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}
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/**
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* Implements hook_entity_uuid_save().
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*/
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function nodeaccess_uuid_entity_uuid_save($entity, $entity_type) {
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if ($entity_type !== 'node' || empty($entity->nodeaccess)) {
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return;
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}
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$nid = entity_get_id_by_uuid($entity_type, array($entity->uuid));
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if (empty($nid)) {
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return;
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}
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$values['nid'] = reset($nid);
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// Store the roles and users so that we don't have to continually load them.
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$roles = drupal_static(__FUNCTION__ . '_roles', array());
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$users = drupal_static(__FUNCTION__ . '_users', array());
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foreach ($entity->nodeaccess as $nodeaccess) {
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switch ($nodeaccess['realm']) {
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case 'nodeaccess_rid':
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$role_name = $nodeaccess['role_name'];
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if (empty($roles[$role_name])) {
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$role = user_role_load_by_name($role_name);
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if (!empty($role)) {
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$roles[$role_name] = $role->rid;
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}
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// Note: assumed to be TRUE, but local settings can exclude the action
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// in which case the grant would end up being skipped.
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elseif(variable_get('nodeaccess_uuid_create_missing_roles', TRUE)) {
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// Lets create the role.
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$role = new stdClass();
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$role->name = $role_name;
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user_role_save($role);
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$roles[$role_name] = $role->rid;
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}
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else {
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break;
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}
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}
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$nodeaccess['gid'] = $roles[$role_name];
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$values['rid'][$nodeaccess['gid']] = $nodeaccess;
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break;
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case 'nodeaccess_uid':
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if (empty($users[$nodeaccess['user_uuid']])) {
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$user = entity_get_id_by_uuid('user', array($nodeaccess['user_uuid']));
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if (empty($user[$nodeaccess['user_uuid']])) {
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break;
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}
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$users[$nodeaccess['user_uuid']] = $user[$nodeaccess['user_uuid']];
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}
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$nodeaccess['gid'] = $users[$nodeaccess['user_uuid']];
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$values['uid'][$nodeaccess['gid']] = $nodeaccess;
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break;
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}
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}
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$form_state = array(
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'values' => $values,
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);
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_nodeaccess_grants_form_submit(array(), $form_state);
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}
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/**
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* Implements hook_entity_dependencies().
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*/
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function nodeaccess_uuid_entity_dependencies($entity, $entity_type) {
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if ($entity_type !== 'node') {
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return;
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}
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$query = db_select('node_access', 'na')
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->condition('na.nid', $entity->nid)
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->condition('na.realm', 'nodeaccess_uid');
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$join_alias = $query->join('users', 'u', '(na.gid = u.uid AND na.realm = :realm)', array(':realm' => 'nodeaccess_uid'));
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$query->fields($join_alias);
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$results = $query
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->execute()
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->fetchAllAssoc('uid');
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$dependencies = array();
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if (!empty($results)) {
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foreach ($results as $result) {
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$dependencies[] = array(
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'type' => 'user',
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'id' => $result->uid,
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);
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}
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}
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return $dependencies;
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}
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