plugins/views_plugin_query.inc

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<?php
class views_plugin_query extends views_plugin {
  var $pager = NULL;

  function init($base_table, $base_field, $options) {
    $this->base_table = $base_table;
    $this->base_field = $base_field;
    $this->unpack_options($this->options, $options);
  }

  function query($get_count = FALSE) { }

  function alter(&$view) {  }

  function build(&$view) { }

  function execute(&$view) {  }

  function add_signature(&$view) { }

  function get_aggregation_info() { }

  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);
  }

  function options_validate(&$form, &$form_state) { }

  function options_submit(&$form, &$form_state) { }

  function summary_title() {
    return t('Settings');
  }

  function set_limit($limit) {
    $this->limit = $limit;
  }

  function set_offset($offset) {
    $this->offset = $offset;
  }

  function render_pager($exposed_input) {
    if (!empty($this->pager) && $this->pager->use_pager()) {
      return $this->pager->render($exposed_input);
    }

    return '';
  }

  function set_where_group($type = 'AND', $group = NULL, $where = 'where') {
    // Set an alias.
    $groups = &$this->$where;

    if (!isset($group)) {
      $group = empty($groups) ? 1 : max(array_keys($groups)) + 1;
    }

    // Create an empty group
    if (empty($groups[$group])) {
      $groups[$group] = array('conditions' => array(), 'args' => array());
    }

    $groups[$group]['type'] = strtoupper($type);
    return $group;
  }

  function set_group_operator($type = 'AND') {
    $this->group_operator = strtoupper($type);
  }

  function get_result_entities($results, $relationship = NULL) {
    return FALSE;
  }
}