function views_plugin_display::get_handlers in Views (for Drupal 7) 6.3

Same name and namespace in other branches

1. 6.2 plugins/views_plugin_display.inc \views_plugin_display::get_handlers()
2. 7.3 plugins/views_plugin_display.inc \views_plugin_display::get_handlers()

Get a full array of handlers for $type. This caches them.

6 calls to views_plugin_display::get_handlers()

views_plugin_display::get_field_labels in plugins/views_plugin_display.inc

Retrieve a list of fields for the current display with the relationship associated if it exists.

views_plugin_display::get_handler in plugins/views_plugin_display.inc

Get the handler object for a single handler.

views_plugin_display::is_identifier_unique in plugins/views_plugin_display.inc

Check if the provided identifier is unique.

views_plugin_display::options_form in plugins/views_plugin_display.inc

Provide the default form for setting options.

views_plugin_display::render_area in plugins/views_plugin_display.inc

... See full list

File

plugins/views_plugin_display.inc, line 841

Contains the base display plugin.

Class

views_plugin_display

The default display plugin handler. Display plugins handle options and basic mechanisms for different output methods.

Code

function get_handlers($type) {
  if (!isset($this->handlers[$type])) {
    $this->handlers[$type] = array();
    $types = views_object_types();
    $plural = $types[$type]['plural'];
    foreach ($this
      ->get_option($plural) as $id => $info) {
      if ($info['id'] != $id) {
        $info['id'] = $id;
      }

      // If aggregation is on, the group type might override the actual
      // handler that is in use. This piece of code checks that and,
      // if necessary, sets the override handler.
      $override = NULL;
      if ($this
        ->use_group_by() && !empty($info['group_type'])) {
        if (empty($this->view->query)) {
          $this->view
            ->init_query();
        }
        $aggregate = $this->view->query
          ->get_aggregation_info();
        if (!empty($aggregate[$info['group_type']]['handler'][$type])) {
          $override = $aggregate[$info['group_type']]['handler'][$type];
        }
      }
      if (!empty($types[$type]['type'])) {
        $handler_type = $types[$type]['type'];
      }
      else {
        $handler_type = $type;
      }
      $handler = views_get_handler($info['table'], $info['field'], $handler_type, $override);
      if ($handler) {

        // Special override for area types so they know where they come from.
        if ($handler_type == 'area') {
          $handler->handler_type = $type;
        }
        $handler
          ->init($this->view, $info);
        $this->handlers[$type][$id] =& $handler;
      }

      // Prevent reference problems.
      unset($handler);
    }
  }
  return $this->handlers[$type];
}