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function views_plugin_query_default::add_where in Views (for Drupal 7) 6.3

Same name and namespace in other branches
  1. 7.3 plugins/ \views_plugin_query_default::add_where()

Add a simple WHERE clause to the query. The caller is responsible for ensuring that all fields are fully qualified (TABLE.FIELD) and that the table already exists in the query.


$group: The WHERE group to add these to; groups are used to create AND/OR sections. Groups cannot be nested. Use 0 as the default group. If the group does not yet exist it will be created as an AND group.

$clause: The actual clause to add. When adding a where clause it is important that all tables are addressed by the alias provided by add_table or ensure_table and that all fields are addressed by their alias wehn possible. Please use %d and %s for arguments.

...: A number of arguments as used in db_query(). May be many args or one array full of args.


plugins/, line 757 Defines the default query object which builds SQL to execute using the Drupal database API.


Object used to create a SELECT query.


function add_where($group, $clause) {
  $args = func_get_args();

  // ditch $group

  // ditch $clause
  // Expand an array of args if it came in.
  if (count($args) == 1 && is_array(reset($args))) {
    $args = current($args);

  // Ensure all variants of 0 are actually 0. Thus '', 0 and NULL are all
  // the default group.
  if (empty($group)) {
    $group = 0;

  // Check for a group.
  if (!isset($this->where[$group])) {
      ->set_where_group('AND', $group);

  // Add the clause and the args.
  if (is_array($args)) {
    $this->where[$group]['clauses'][] = $clause;

    // we use array_values() here to prevent array_merge errors as keys from multiple
    // sources occasionally collide.
    $this->where[$group]['args'] = array_merge($this->where[$group]['args'], array_values($args));