Club Drupal

<?php

/**

 * @file

 * Internationalization (i18n) module - Entity translations

 */

// Language list with only enabled languages

define('I18N_ENTITY_LANGUAGES_ENABLED', 0);

// Language list with all languages

define('I18N_ENTITY_LANGUAGES_EXTENDED', 1);

/**

 * Default entity controller for notifications objects

 */

class I18nTranslationSetController extends DrupalDefaultEntityController {

  /**

   * Builds objects of specific classes upon loading.

   *

   * @param $queried_entities

   *   Associative array of query results, keyed on the entity ID.

   * @param $revision_id

   *   ID of the revision that was loaded, or FALSE if teh most current revision

   *   was loaded.

   */

  protected function attachLoad(&$queried_entities, $revision_id = FALSE) {

    foreach ($queried_entities as $id => $entity) {

      $queried_entities[$id] = i18n_translation_set_build($entity->type, $entity);

    }

    return parent::attachLoad($queried_entities, $revision_id);

  }

}

/**

 * Implements hook_entity_info().

 */

function i18n_translation_entity_info() {

  $bundles = array();

  foreach (i18n_translation_set_info() as $type => $info) {

    $bundles[$type] = array(

      'label' => $info['title'],

    );

  }

  $return = array(

    'i18n_translation' => array(

      'label' => t('Translation set'),

      'controller class' => 'I18nTranslationSetController',

      'base table' => 'i18n_translation_set',

      //'uri callback' => 'taxonomy_term_uri',

      'fieldable' => FALSE,

      'entity keys' => array(

        'id' => 'tsid',

        'bundle' => 'type',

        'label' => 'title',

      ),

      'bundle keys' => array(

        'bundle' => 'type',

      ),

      'bundles' => $bundles,

    ),

  );

  return $return;

}

/**

 * Implements hook_menu()

 */

function i18n_translation_menu() {

  $items['admin/config/regional/i18n_translation'] = array(

    'title' => 'Translation sets',

    'description' => 'Translation sets overview.',

    'page callback' => 'i18n_translation_admin_overview',

    //'page arguments' => array('i18n_translation_set_overview'),

    'access arguments' => array('administer site configuration'),

    'file' => 'i18n_translation.admin.inc',

    'weight' => 10,

  );

  $items['admin/config/regional/i18n_translation/configure'] = array(

    'title' => 'Translation sets',

    'description' => 'Overview of existing translation sets.',

    'type' => MENU_DEFAULT_LOCAL_TASK,

  );

  return $items;

}

/**

 * Implements hook_hook_info().

 */

function i18n_translation_hook_info() {

  $hooks['i18n_translation_set_info'] = array(

    'group' => 'i18n',

  );

  return $hooks;

}

/**

 * Check whether this object can be part of a translation set

 */

function i18n_translation_check_object($type, $object) {

  if ($info = i18n_translation_set_info($type)) {

  }

}

/**

 * Get form element for translation mode and language

 *

 * @param $object_type

 *   Object type for the container element

 * @param $i18n_mode

 *   Current or default translation mode

 * @param $langcode

 *   Current or default language code

 * @param $options

 *   Restricted list of translation modes if we don't want all of them

 */

function i18n_translation_mode_element($object_type, $i18n_mode = I18N_MODE_NONE, $langcode = LANGUAGE_NONE, $options = NULL) {

  $form['i18n_translation'] = array(

    '#type' => 'fieldset',

    '#title' => t('Multilingual options'),

    '#collapsible' => TRUE,

  );

  $form['i18n_translation']['i18n_mode'] = array(

    '#type' => 'radios',

    '#title' => t('Translation mode'),

    '#options' => i18n_translation_options($object_type, $options),

    '#default_value' => $i18n_mode,

    '#description' => t('For localizable elements, to have all items available for translation visit the <a href="@locale-refresh">translation refresh</a> page.', array('@locale-refresh' => url('admin/config/regional/translate/i18n_string'))),

  );

  $form['i18n_translation']['language'] = array(

    '#default_value' => $langcode ? $langcode : LANGUAGE_NONE,

    '#description' => t('Predefined language. If set, it will apply to all items.'),

    '#required' => TRUE,

    '#states' => array(

      'visible' => array('input[name="i18n_mode"]' => array('value' => (string)I18N_MODE_LANGUAGE)),

    ),

  ) + i18n_element_language_select();

  // The option value 'Language neutral' makes no sense here.

  $form['i18n_translation']['language']['#options'][LANGUAGE_NONE] = t('- Select a language -');

  return $form;

}

/**

 * Get list of translation modes

 *

 * @param $container_type

 *   Object type for the container

 * @param $options

 *   Options to include. If none, defaults for container type will be returned.

 */

function i18n_translation_options($container_type, $options = NULL) {

  // Get names and translation options for container object and items

  $container_info = i18n_object_info($container_type, 'translation container');

  $replacements = array(

    '@container_name' => $container_info['name'],

    '@item_name_multiple' => $container_info['item name'],

    '@item_name_multiple_capitalized' => ucfirst($container_info['item name']),

  );

  $options = $options ? $options : $container_info['options'];

  return i18n_translation_options_list($replacements, $options);

}

/**

 * Get list of translation modes

 */

function i18n_translation_options_list($replacements = array(), $options = array()) {

  $list = array(

    I18N_MODE_NONE => t('No multilingual options for @item_name_multiple. Only the @container_name will be translatable.', $replacements),

    I18N_MODE_LOCALIZE => t('Localize. @item_name_multiple_capitalized are common for all languages, but their name and description may be localized.', $replacements),

    I18N_MODE_TRANSLATE => t('Translate. Different @item_name_multiple will be allowed for each language and they can be translated.', $replacements),

    I18N_MODE_MULTIPLE => t('Translate and Localize. @item_name_multiple_capitalized with language will allow translations. @item_name_multiple_capitalized without language will be localized.', $replacements),

    I18N_MODE_LANGUAGE => t('Fixed Language. @item_name_multiple_capitalized will have a global language and they will only show up for pages in that language.', $replacements),

  );

  if ($options) {

    foreach (array_keys($list) as $key) {

      if (!in_array($key, $options, TRUE)) {

        unset($list[$key]);

      }

    }

  }

  return $list;

}

/**

 * Build translation fieldset for object

 */

function i18n_translation_set_element($type, $object) {

  $element = array(

    '#type' => 'fieldset',

    '#title' => t('Translations'),

  );

  if ($set = i18n_translation_object($type, $object)) {

    $element['values']['#markup'] = i18n_translation_format_items($set->item_list());

  }

  else {

    $element['message']['#markup'] = t('No translations');

  }

  return $element;

}

/**

 * Format translation set info as table

 */

function i18n_translation_format_items($translations) {

  foreach ($translations as $langcode => $item) {

    $rows[] = array(i18n_language_name($langcode), $item);

  }

  return !empty($rows) ? theme('table', array('rows' => $rows)) : '';

}

/**

 * Get translation set for object

 */

function i18n_translation_object($type, $object, $create = FALSE) {

  if (($field = i18n_translation_set_info($type, 'field', 'i18n_tsid')) && ($tsid = i18n_object_field($object, $field))) {

    return i18n_translation_set_load($tsid, $type);

  }

  elseif ($create) {

    $set = i18n_translation_set_build($type);

    if ($langcode = i18n_object_langcode($object)) {

      $set->add_item($object, $langcode);

    }

    return $set;

  }

}

/**

 * Get information about translation sets

 */

function i18n_translation_set_info($type = NULL, $property = NULL, $default = NULL) {

  $info = &drupal_static(__FUNCTION__);

  if (!$info) {

    $info = module_invoke_all('i18n_translation_set_info');

    drupal_alter('i18n_translation_set_info', $info);

  }

  if ($property && $type) {

    return isset($info[$type][$property]) ? $info[$type][$property] : $default;

  }

  elseif ($type) {

    return isset($info[$type]) ? $info[$type] : $default;

  }

  else {

    return $info;

  }

}

/**

 * Build a translation set from type, data

 */

function i18n_translation_set_build($type, $data = array()) {

  $class = i18n_translation_set_info($type, 'class', 'i18n_translation_set');

  $set = new $class((array)$data);

  $set->type = $type;

  return $set;

}

/**

 * Create a new translation set

 */

function i18n_translation_set_create($type, $bundle = '', $translations = NULL, $master_id = 0) {

  $set = i18n_translation_set_build($type, array('type' => $type, 'bundle' => $bundle, 'master_id' => $master_id, 'translations' => $translations));

  $set->insert();

  return $set;

}

/**

 * Load single translation set.

 *

 * @param int $tsid

 *   Translation set id.

 * @param string $type

 *   (Optional) translation set type (bundle).

 */

function i18n_translation_set_load($tsid, $type = NULL) {

  $conditions['tsid'] = $tsid;

  $list = entity_load('i18n_translation', array($tsid));

  $entity = reset($list);

  if ($entity && $type && $entity->type != $type) {

    return NULL;

  }

  return $entity;

}

/**

 * Index objects in translation set by language

 */

function i18n_translation_set_index($translations) {

  $list = array();

  foreach ($translations as $object) {

    if ($lang = i18n_object_langcode($object)) {

      $list[$lang] = $object;

    }

  }

  return $list;

}

/**

 * Translation set generic form

 */

function i18n_translation_set_overview($form, &$form_state, $type = NULL, $tsids = NULL) {

  module_load_include('admin.inc', 'i18n_translation');

  return i18n_translation_admin_form($form, $form_state, $type, $tsids);

}

/**

 * Generate a tabular listing of translations for this type.

 */

function i18n_translation_set_list_manage($type) {

  module_load_include('admin.inc', 'i18n_translation');

  return i18n_translation_admin_overview($type);

}

/**

 * Ask for confirmation of translation set deletion

 */

function i18n_translation_set_delete_confirm($form, &$form_state, $translation_set) {

  $form['#translation_set'] = $translation_set;

  $form['tsid'] = array(

    '#type' => 'value',

    '#value' => $translation_set->tsid,

  );

  if ($items = $translation_set->item_list()) {

    $form['items'] = array(

      '#type' => 'item',

      '#title' => t('Items in this translation set'),

      '#markup' => theme('item_list', array('items' => $items)),

    );

  }

  return confirm_form($form,

    t('Are you sure you want to delete %title translation set?', array('%title' => $translation_set->get_title())),

    i18n_translation_set_info($translation_set->type, 'list path'),

    t('This action cannot be undone.'),

    t('Delete'),

    t('Cancel')

  );

}

/**

 * Execute translation set deletion

 */

function i18n_translation_set_delete_confirm_submit($form, &$form_state) {

  if ($form_state['values']['confirm']) {

    $set = i18n_translation_set_load($form_state['values']['tsid']);

    $set->delete(TRUE);

    drupal_set_message(t('The translation set has been deleted.'));

  }

  $form_state['redirect'] = i18n_translation_set_info($set->type, 'list path');

}