function node_add_node_grants_to_query in Drupal 7

Helper function to create the or condition for a node grants check.

Parameters

$account: The grants to add to the query, usually gotten via node_access_grants().

$table_alias: Optional, the alias to the node access table.

Return value

TRUE if the operation may be performed, FALSE otherwise.

Related topics

3 calls to node_add_node_grants_to_query()

node_access in modules/node/node.module

Determines whether the current user may perform the operation on the node.

node_access_view_all_nodes in modules/node/node.module

Determines whether the user has a global viewing grant for all nodes.

_node_query_node_access_alter in modules/node/node.module

Helper for node access functions.

File

modules/node/node.module, line 3092

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

Code

function node_add_node_grants_to_query($node_access_grants, $table_alias = '') {
  $grants = db_or();
  $prefix = $table_alias ? $table_alias . '.' : '';
  foreach ($node_access_grants as $realm => $gids) {
    if (!empty($gids)) {
      $grants
        ->condition(db_and()
        ->condition($prefix . 'gid', $gids, 'IN')
        ->condition($prefix . 'realm', $realm));
    }
  }
  return $grants;
}