function nodeaccess_node_access in Nodeaccess 7

Same name and namespace in other branches

1. 8.2 nodeaccess.module \nodeaccess_node_access()
2. 8 nodeaccess.module \nodeaccess_node_access()

Implements hook_node_access().

Parameters

$node:

$op:

$account:

Return value

string

File

./nodeaccess.module, line 108

Provide per node access control

Code

function nodeaccess_node_access($node, $op, $account) {
  switch ($op) {
    case 'update':
    case 'delete':
      if (!isset($account->uid)) {
        global $user;
        $account = $user;
      }

      // If the node belongs to a deleted user.
      if ($account->uid == 0 && $node->uid == 0) {
        $grants = nodeaccess_get_grants($node);

        // We check if the role has particular access to this node.
        // If anonymous has rights to this node, we allow them.
        if (!empty($grants['rid'][DRUPAL_ANONYMOUS_RID]['grant_update']) && $op == 'update' || !empty($grants['rid'][DRUPAL_ANONYMOUS_RID]['grant_delete']) && $op == 'delete') {
          return NODE_ACCESS_ALLOW;
        }
        return NODE_ACCESS_DENY;
      }
      break;
  }
}