<?php
// $Id: i18nviews.module,v 1.4.2.2 2008-07-27 16:59:38 jareyero Exp $

/**
 * @file
 * Views support for Internationalization (i18n) package
 *
 * This module translates some views strings on the fly using i18n string system
 * 
 * @author Jose A. Reyero, 2007
 */

/**
 * Implementation of hook_views_pre_view().
 * 
 * Translate table header for taxonomy fields
 * //field[i][id] = term_node_1.name, translate table header
 * and replace handler for that field
 */
function i18nviews_views_pre_view(&$view, &$items) {
  //var_dump($view);
  if (module_exists('i18ntaxonomy') && $view->field) {
    $translate = variable_get('i18ntaxonomy_vocabularies', array());
    foreach ($view->field as $index => $data) {
      $matches = array();
      if($data['id'] == 'term_node.name') {
        // That's a full taxonomy box
        $view->field[$index]['handler'] = 'i18ntaxonomy_views_handler_field_allterms';
      } elseif(preg_match("/term_node_(\d+)\.name/", $data['id'], $matches)) {
        $vid = $matches[1];
        if ($translate[$vid]) { 
          // Set new handler for this field
          $view->field[$index]['handler'] = 'i18ntaxonomy_views_handler_field_allterms';
        }
      }
    }
  }

}

/**
 * Field handler for taxonomy term fields
 * 
 * Remake of views_handler_field_allterms with term name translation
 */
function i18ntaxonomy_views_handler_field_allterms($fieldinfo, $fielddata, $value, $data) {
  if ($fieldinfo['vocabulary']) {
    $terms = taxonomy_node_get_terms_by_vocabulary($data->nid, $fieldinfo['vocabulary']);
  }
  else {
    $terms = taxonomy_node_get_terms($data->nid);
  }
  // Translate all these terms
  _i18ntaxonomy_translate_terms($terms);
  
  if ($fielddata['options'] == 'nolink') {
    foreach ($terms as $term) {
      $links[] = check_plain($term->name);
    }
    $links = !empty($links) ? implode(' | ', $links) : '';
  }
  else {
    $node = new stdClass();
    $node->taxonomy = $terms;
    $links = theme('links', taxonomy_link('taxonomy terms', $node));
  }
  return $links;
}