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<?php
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/**
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* @file
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* Renders a full entity in a views area.
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*/
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class entity_views_handler_area_entity extends views_handler_area {
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public function option_definition() {
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$options = parent::option_definition();
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$options['entity_type'] = array('default' => 'node');
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$options['entity_id'] = array('default' => '');
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$options['view_mode'] = array('default' => 'full');
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$options['bypass_access'] = array('default' => FALSE);
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return $options;
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}
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function options_form(&$form, &$form_state) {
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parent::options_form($form, $form_state);
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$entity_type_options = array();
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foreach (entity_get_info() as $entity_type => $entity_info) {
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$entity_type_options[$entity_type] = $entity_info['label'];
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}
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$entity_type = $this->options['entity_type'];
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$form['entity_type'] = array(
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'#type' => 'select',
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'#title' => t('Entity type'),
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'#options' => $entity_type_options,
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'#description' => t('Choose the entity type you want to display in the area.'),
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'#default_value' => $entity_type,
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'#ajax' => array(
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'path' => views_ui_build_form_url($form_state),
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),
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'#submit' => array('views_ui_config_item_form_submit_temporary'),
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'#executes_submit_callback' => TRUE,
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);
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$form['entity_id'] = array(
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'#type' => 'textfield',
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'#title' => t('Entity id'),
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'#description' => t('Choose the entity you want to display in the area. To render an entity given by a contextual filter use "%1" for the first argument, "%2" for the second, etc.'),
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'#default_value' => $this->options['entity_id'],
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);
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if ($entity_type) {
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$entity_info = entity_get_info($entity_type);
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$options = array();
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if (!empty($entity_info['view modes'])) {
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foreach ($entity_info['view modes'] as $mode => $settings) {
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$options[$mode] = $settings['label'];
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}
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}
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if (count($options) > 1) {
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$form['view_mode'] = array(
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'#type' => 'select',
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'#options' => $options,
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'#title' => t('View mode'),
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'#default_value' => $this->options['view_mode'],
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);
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}
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else {
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$form['view_mode_info'] = array(
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'#type' => 'item',
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'#title' => t('View mode'),
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'#description' => t('Only one view mode is available for this entity type.'),
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'#markup' => $options ? current($options) : t('Default'),
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);
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$form['view_mode'] = array(
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'#type' => 'value',
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'#value' => $options ? key($options) : 'default',
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);
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}
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}
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$form['bypass_access'] = array(
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'#type' => 'checkbox',
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'#title' => t('Bypass access checks'),
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'#description' => t('If enabled, access permissions for rendering the entity are not checked.'),
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'#default_value' => !empty($this->options['bypass_access']),
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);
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return $form;
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}
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public function admin_summary() {
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$label = parent::admin_summary();
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if (!empty($this->options['entity_id'])) {
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return t('@label @entity_type:@entity_id', array(
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'@label' => $label,
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'@entity_type' => $this->options['entity_type'],
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'@entity_id' => $this->options['entity_id'],
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));
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}
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}
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public function render($empty = FALSE) {
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if (!$empty || !empty($this->options['empty'])) {
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return $this->render_entity($this->options['entity_type'], $this->options['entity_id'], $this->options['view_mode']);
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}
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return '';
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}
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/**
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* Render an entity using the view mode.
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*/
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public function render_entity($entity_type, $entity_id, $view_mode) {
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$tokens = $this->get_render_tokens();
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// Replace argument tokens in entity id.
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$entity_id = strtr($entity_id, $tokens);
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if (!empty($entity_type) && !empty($entity_id) && !empty($view_mode)) {
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$entity = entity_load_single($entity_type, $entity_id);
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if (!empty($this->options['bypass_access']) || entity_access('view', $entity_type, $entity)) {
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$render = entity_view($entity_type, array($entity), $view_mode);
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$render_entity = reset($render);
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return drupal_render($render_entity);
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}
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}
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else {
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return '';
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}
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}
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/**
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* Get the 'render' tokens to use for advanced rendering.
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*
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* This runs through all of the fields and arguments that
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* are available and gets their values. This will then be
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* used in one giant str_replace().
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*/
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function get_render_tokens() {
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$tokens = array();
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if (!empty($this->view->build_info['substitutions'])) {
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$tokens = $this->view->build_info['substitutions'];
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}
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$count = 0;
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foreach ($this->view->display_handler->get_handlers('argument') as $arg => $handler) {
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$token = '%' . ++$count;
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if (!isset($tokens[$token])) {
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$tokens[$token] = '';
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}
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// Use strip tags as there should never be HTML in the path.
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// However, we need to preserve special characters like " that
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// were removed by check_plain().
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$tokens['%' . $count] = $handler->argument;
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}
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return $tokens;
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}
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}
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