function _devel_node_access_build_nar_data

Builds an associative array of grant records and their history.

If there are duplicate records, display an error message.

Parameters

$grants: An indexed array of grant records, augmented by the '#module' key, as created by _devel_node_access_module_invoke_all('node_access_records').

$node: The node that the grant records belong to.

$function: The name of the hook that produced the grants array, in case we need to display an error message.

Return value

See _devel_node_access_nar_alter() for the description of the result.

File

./devel_node_access.module, line 330

Code

function _devel_node_access_build_nar_data($grants, $node, $function) {
    $data = array();
    $duplicates = array();
    foreach ($grants as $grant) {
        if (empty($data[$grant['realm']][$grant['gid']])) {
            $data[$grant['realm']][$grant['gid']] = array(
                'original' => $grant,
                'current' => $grant,
                'changes' => array(),
            );
        }
        else {
            if (empty($duplicates[$grant['realm']][$grant['gid']])) {
                $duplicates[$grant['realm']][$grant['gid']][] = $data[$grant['realm']][$grant['gid']]['original'];
            }
            $duplicates[$grant['realm']][$grant['gid']][] = $grant;
        }
    }
    if (!empty($duplicates)) {
        // generate an error message
        $msg = t('Devel Node Access has detected duplicate records returned from %function:', array(
            '%function' => $function,
        ));
        $msg .= '<ul>';
        foreach ($duplicates as $realm => $data_by_realm) {
            foreach ($data_by_realm as $gid => $data_by_realm_gid) {
                $msg .= '<li><ul>';
                foreach ($data_by_realm_gid as $grant) {
                    $msg .= "<li>{$node->nid}/{$realm}/{$gid}/" . ($grant['grant_view'] ? 1 : 0) . ($grant['grant_update'] ? 1 : 0) . ($grant['grant_delete'] ? 1 : 0) . ' by ' . $grant['#module'] . '</li>';
                }
                $msg .= '</ul></li>';
            }
        }
        $msg .= '</ul>';
        drupal_set_message($msg, 'error', FALSE);
    }
    return $data;
}