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