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<?php
/**
* @file
* Contains the entity_views_handler_field_text class.
*/
/**
* A handler to display text data.
*
* Overrides the default Views handler to retrieve the data from an entity via
* data selection.
*
* This handler may only be used in conjunction with data selection based Views
* tables or other base tables using a query plugin that supports data
* selection.
*
* @see entity_views_field_definition()
* @ingroup views_field_handlers
*/
class entity_views_handler_field_text extends views_handler_field {
/**
* Stores the entity type of the result entities.
*/
public $entity_type;
/**
* Stores the result entities' metadata wrappers.
*/
public $wrappers = array();
/**
* Stores the current value when rendering list fields.
*/
public $current_value;
/**
* Overridden to add the field for the entity ID (if necessary).
*/
public function query() {
EntityFieldHandlerHelper::query($this);
}
/**
* Adds a click-sort to the query.
*/
public function click_sort($order) {
EntityFieldHandlerHelper::click_sort($this, $order);
}
/**
* Load the entities for all rows that are about to be displayed.
*/
public function pre_render(&$values) {
parent::pre_render($values);
EntityFieldHandlerHelper::pre_render($this, $values);
}
/**
* Overridden to use a metadata wrapper.
*/
public function get_value($values, $field = NULL) {
return EntityFieldHandlerHelper::get_value($this, $values, $field);
}
/**
* Provide options for this handler.
*/
public function option_definition() {
return parent::option_definition() + EntityFieldHandlerHelper::option_definition($this);
}
/**
* Provide a options form for this handler.
*/
public function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
EntityFieldHandlerHelper::options_form($this, $form, $form_state);
}
/**
* Render the field.
*
* @param $values
* The values retrieved from the database.
*/
public function render($values) {
return EntityFieldHandlerHelper::render($this, $values);
}
/**
* Render a single field value.
*/
public function render_single_value($value, $values) {
// Sanitization is handled by the wrapper, see
// EntityFieldHandlerHelper::get_value().
return $value;
}
}
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