Definition of views_handler_field_node_revision.
<?php /** * @file * Definition of views_handler_field_node_revision. */ /** * Contains the basic 'node_revision' field handler. */ /** * A basic node_revision handler. * * @ingroup views_field_handlers */ class views_handler_field_node_revision extends views_handler_field_node { function init(&$view, &$options) { parent::init($view, $options); if (!empty($this->options['link_to_node_revision'])) { $this->additional_fields['vid'] = 'vid'; $this->additional_fields['nid'] = 'nid'; if (module_exists('translation')) { $this->additional_fields['langcode'] = array('table' => 'node', 'field' => 'langcode'); } } } function option_definition() { $options = parent::option_definition(); $options['link_to_node_revision'] = array('default' => FALSE, 'bool' => TRUE); return $options; } /** * Provide link to revision option. */ function options_form(&$form, &$form_state) { $form['link_to_node_revision'] = array( '#title' => t('Link this field to its content revision'), '#description' => t('This will override any other link you have set.'), '#type' => 'checkbox', '#default_value' => !empty($this->options['link_to_node_revision']), ); parent::options_form($form, $form_state); } /** * Render whatever the data is as a link to the node. * * Data should be made XSS safe prior to calling this function. */ function render_link($data, $values) { if (!empty($this->options['link_to_node_revision']) && $data !== NULL && $data !== '') { $this->options['alter']['make_link'] = TRUE; $nid = $this->get_value($values, 'nid'); $vid = $this->get_value($values, 'vid'); $this->options['alter']['path'] = 'node/' . $nid; if ($nid != $vid) { $this->options['alter']['path'] .= "/revisions/$vid/view"; } if (module_exists('translation')) { $language = $this->get_value($values, 'langcode'); $languages = language_list(); if (isset($languages[$language])) { $this->options['alter']['language'] = $languages[$language]; } } } else { return parent::render_link($data, $values); } return $data; } }