views_handler_field_node_link.inc

<?php


/**
 * @file
 * Definition of views_handler_field_node_link.
 */

/**
 * Field handler to present a link to the node.
 *
 * @ingroup views_field_handlers
 */
class views_handler_field_node_link extends views_handler_field_entity {
    
    /**
     * {@inheritdoc}
     */
    public function option_definition() {
        $options = parent::option_definition();
        $options['text'] = array(
            'default' => '',
            'translatable' => TRUE,
        );
        return $options;
    }
    
    /**
     * {@inheritdoc}
     */
    public function options_form(&$form, &$form_state) {
        $form['text'] = array(
            '#type' => 'textfield',
            '#title' => t('Text to display'),
            '#default_value' => $this->options['text'],
        );
        parent::options_form($form, $form_state);
        // The path is set by render_link function so don't allow to set it.
        $form['alter']['path'] = array(
            '#access' => FALSE,
        );
        $form['alter']['external'] = array(
            '#access' => FALSE,
        );
    }
    
    /**
     * {@inheritdoc}
     */
    public function render($values) {
        if ($entity = $this->get_value($values)) {
            return $this->render_link($entity, $values);
        }
    }
    
    /**
     * {@inheritdoc}
     */
    public function render_link($node, $values) {
        if (node_access('view', $node)) {
            $this->options['alter']['make_link'] = TRUE;
            $this->options['alter']['path'] = "node/{$node->nid}";
            $text = !empty($this->options['text']) ? $this->options['text'] : t('view');
            return $text;
        }
    }

}