diff -r 07239de796bb -r e756a8c72c3d cms/drupal/modules/locale/locale.install
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cms/drupal/modules/locale/locale.install	Fri Sep 08 12:04:06 2017 +0200
@@ -0,0 +1,457 @@
+<?php
+
+/**
+ * @file
+ * Install, update and uninstall functions for the locale module.
+ */
+
+/**
+ * Implements hook_install().
+ */
+function locale_install() {
+  // locales_source.source and locales_target.target are not used as binary
+  // fields; non-MySQL database servers need to ensure the field type is text
+  // and that LIKE produces a case-sensitive comparison.
+
+  db_insert('languages')
+    ->fields(array(
+      'language' => 'en',
+      'name' => 'English',
+      'native' => 'English',
+      'direction' => 0,
+      'enabled' => 1,
+      'weight' => 0,
+      'javascript' => '',
+    ))
+    ->execute();
+}
+
+/**
+ * @addtogroup updates-6.x-to-7.x
+ * @{
+ */
+
+/**
+ * Add context field index and allow longer location.
+ */
+function locale_update_7000() {
+  db_drop_index('locales_source', 'source');
+  db_add_index('locales_source', 'source_context', array(array('source', 30), 'context'));
+
+  // Also drop the 'textgroup_location' index added by the i18nstrings module
+  // of the i18n project, which prevents the below schema update from running.
+  if (db_index_exists('locales_source', 'textgroup_location')) {
+    db_drop_index('locales_source', 'textgroup_location');
+  }
+
+  db_change_field('locales_source', 'location', 'location', array(
+    'type' => 'text',
+    'not null' => FALSE,
+    'size' => 'big',
+    'description' => 'Drupal path in case of online discovered translations or file path in case of imported strings.',
+  ));
+}
+
+/**
+ * Upgrade language negotiation settings.
+ */
+function locale_update_7001() {
+  require_once DRUPAL_ROOT . '/includes/language.inc';
+  require_once DRUPAL_ROOT . '/includes/locale.inc';
+  require_once DRUPAL_ROOT . '/modules/locale/locale.module';
+
+  switch (variable_get('language_negotiation', 0)) {
+    // LANGUAGE_NEGOTIATION_NONE.
+    case 0:
+      $negotiation = array();
+      break;
+
+    // LANGUAGE_NEGOTIATION_PATH_DEFAULT.
+    case 1:
+      $negotiation = array(LOCALE_LANGUAGE_NEGOTIATION_URL);
+      // In Drupal 6 path prefixes are shown for the default language only when
+      // language negotiation is set to LANGUAGE_NEGOTIATION_PATH, while in
+      // Drupal 7 path prefixes are always shown if not empty. Hence we need to
+      // ensure that the default language has an empty prefix to avoid breaking
+      // the site URLs with a prefix that previously was missing.
+      $default = language_default();
+      $default->prefix = '';
+      variable_set('language_default', $default);
+      db_update('languages')
+        ->fields(array('prefix' => $default->prefix))
+        ->condition('language', $default->language)
+        ->execute();
+      break;
+
+    // LANGUAGE_NEGOTIATION_PATH.
+    case 2:
+      $negotiation = array(LOCALE_LANGUAGE_NEGOTIATION_URL, LOCALE_LANGUAGE_NEGOTIATION_USER, LOCALE_LANGUAGE_NEGOTIATION_BROWSER);
+      break;
+
+    // LANGUAGE_NEGOTIATION_DOMAIN.
+    case 3:
+      variable_set('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_DOMAIN);
+      $negotiation = array(LOCALE_LANGUAGE_NEGOTIATION_URL);
+      break;
+  }
+
+  // Save the new language negotiation options.
+  language_negotiation_set(LANGUAGE_TYPE_INTERFACE, array_flip($negotiation));
+  language_negotiation_set(LANGUAGE_TYPE_CONTENT, array(LOCALE_LANGUAGE_NEGOTIATION_INTERFACE => 0));
+  language_negotiation_set(LANGUAGE_TYPE_URL, array(LOCALE_LANGUAGE_NEGOTIATION_URL => 0));
+
+  // Save admininstration UI settings.
+  $type = LANGUAGE_TYPE_INTERFACE;
+  $provider_weights = array_flip(array_keys(locale_language_negotiation_info()));
+  variable_set("locale_language_providers_weight_$type", $provider_weights);
+
+  // Unset the old language negotiation system variable.
+  variable_del('language_negotiation');
+
+  return array();
+}
+
+/**
+ * Updates URL language negotiation by adding the URL fallback detection method.
+ */
+function locale_update_7002() {
+  // language.inc may not have been included during bootstrap if there is not
+  // more than one language currently enabled.
+  require_once DRUPAL_ROOT . '/includes/language.inc';
+  $language_types_info = language_types_info();
+  $info = $language_types_info[LANGUAGE_TYPE_URL];
+  if (isset($info['fixed'])) {
+    language_negotiation_set(LANGUAGE_TYPE_URL, array_flip($info['fixed']));
+  }
+}
+
+/**
+ * @} End of "addtogroup updates-6.x-to-7.x".
+ */
+
+/**
+ * @addtogroup updates-7.x-extra
+ * @{
+ */
+
+/**
+ * Update "language_count" variable.
+ */
+function locale_update_7003() {
+  $languages = language_list('enabled');
+  variable_set('language_count', count($languages[1]));
+}
+
+/**
+ * Remove duplicates in {locales_source}.
+ */
+function locale_update_7004() {
+  // Look up all duplicates. For each set of duplicates, we select the row
+  // with the lowest lid as the "master" that will be preserved.
+  $result_source = db_query("SELECT MIN(lid) AS lid, source, context FROM {locales_source} WHERE textgroup = 'default' GROUP BY source, context HAVING COUNT(*) > 1");
+
+  $conflict = FALSE;
+  foreach ($result_source as $source) {
+    // Find all rows in {locales_target} that are translations of the same
+    // string (incl. context).
+    $result_target = db_query("SELECT t.lid, t.language, t.plural, t.translation FROM {locales_source} s JOIN {locales_target} t ON s.lid = t.lid WHERE s.source = :source AND s.context = :context AND s.textgroup = 'default' ORDER BY lid", array(
+      ':source' => $source->source,
+      ':context' => $source->context,
+    ));
+
+    $translations = array();
+    $keep_lids = array($source->lid);
+    foreach ($result_target as $target) {
+      if (!isset($translations[$target->language])) {
+        $translations[$target->language] = $target->translation;
+        if ($target->lid != $source->lid) {
+          // Move translation to the master lid.
+          db_query('UPDATE {locales_target} SET lid = :new_lid WHERE lid = :old_lid', array(
+            ':new_lid' => $source->lid,
+            ':old_lid' => $target->lid));
+        }
+      }
+      elseif ($translations[$target->language] == $target->translation) {
+        // Delete duplicate translation.
+        db_query('DELETE FROM {locales_target} WHERE lid = :lid AND language = :language', array(
+          ':lid' => $target->lid,
+          ':language' => $target->language));
+      }
+      else {
+        // The same string is translated into several different strings in one
+        // language. We do not know which is the preferred, so we keep them all.
+        $keep_lids[] = $target->lid;
+        $conflict = TRUE;
+      }
+    }
+
+    // Delete rows in {locales_source} that are no longer referenced from
+    // {locales_target}.
+    db_delete('locales_source')
+      ->condition('source', $source->source)
+      ->condition('context', $source->context)
+      ->condition('textgroup', 'default')
+      ->condition('lid', $keep_lids, 'NOT IN')
+      ->execute();
+  }
+
+  if ($conflict) {
+    $url = 'http://drupal.org/node/746240';
+    drupal_set_message('Your {locales_source} table contains duplicates that could not be removed automatically. See <a href="' . $url .'" target="_blank">' . $url . '</a> for more information.', 'warning');
+  }
+}
+
+/**
+ * Increase {locales_languages}.formula column's length.
+ */
+function locale_update_7005() {
+  db_change_field('languages', 'formula', 'formula', array(
+    'type' => 'varchar',
+    'length' => 255,
+    'not null' => TRUE,
+    'default' => '',
+    'description' => 'Plural formula in PHP code to evaluate to get plural indexes.',
+  ));
+}
+
+/**
+ * @} End of "addtogroup updates-7.x-extra".
+ */
+
+/**
+ * Implements hook_uninstall().
+ */
+function locale_uninstall() {
+  // Delete all JavaScript translation files.
+  $locale_js_directory = 'public://' . variable_get('locale_js_directory', 'languages');
+
+  if (is_dir($locale_js_directory)) {
+    $files = db_query('SELECT language, javascript FROM {languages}');
+    foreach ($files as $file) {
+      if (!empty($file->javascript)) {
+        file_unmanaged_delete($locale_js_directory . '/' . $file->language . '_' . $file->javascript . '.js');
+      }
+    }
+    // Delete the JavaScript translations directory if empty.
+    if (!file_scan_directory($locale_js_directory, '/.*/')) {
+      drupal_rmdir($locale_js_directory);
+    }
+  }
+
+  // Clear variables.
+  variable_del('language_default');
+  variable_del('language_count');
+  variable_del('language_types');
+  variable_del('locale_language_negotiation_url_part');
+  variable_del('locale_language_negotiation_session_param');
+  variable_del('language_content_type_default');
+  variable_del('language_content_type_negotiation');
+  variable_del('locale_cache_strings');
+  variable_del('locale_js_directory');
+  variable_del('javascript_parsed');
+  variable_del('locale_field_language_fallback');
+  variable_del('locale_cache_length');
+
+  foreach (language_types() as $type) {
+    variable_del("language_negotiation_$type");
+    variable_del("locale_language_providers_weight_$type");
+  }
+
+  foreach (node_type_get_types() as $type => $content_type) {
+    $setting = variable_del("language_content_type_$type");
+  }
+
+  // Switch back to English: with a $language->language value different from 'en'
+  // successive calls of t() might result in calling locale(), which in turn might
+  // try to query the unexisting {locales_source} and {locales_target} tables.
+  drupal_language_initialize();
+
+}
+
+/**
+ * Implements hook_schema().
+ */
+function locale_schema() {
+  $schema['languages'] = array(
+    'description' => 'List of all available languages in the system.',
+    'fields' => array(
+      'language' => array(
+        'type' => 'varchar',
+        'length' => 12,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => "Language code, e.g. 'de' or 'en-US'.",
+      ),
+      'name' => array(
+        'type' => 'varchar',
+        'length' => 64,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Language name in English.',
+      ),
+      'native' => array(
+        'type' => 'varchar',
+        'length' => 64,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Native language name.',
+      ),
+      'direction' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Direction of language (Left-to-Right = 0, Right-to-Left = 1).',
+      ),
+      'enabled' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Enabled flag (1 = Enabled, 0 = Disabled).',
+      ),
+      'plurals' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Number of plural indexes in this language.',
+      ),
+      'formula' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Plural formula in PHP code to evaluate to get plural indexes.',
+      ),
+      'domain' => array(
+        'type' => 'varchar',
+        'length' => 128,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Domain to use for this language.',
+      ),
+      'prefix' => array(
+        'type' => 'varchar',
+        'length' => 128,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Path prefix to use for this language.',
+      ),
+      'weight' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Weight, used in lists of languages.',
+      ),
+      'javascript' => array(
+        'type' => 'varchar',
+        'length' => 64,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Location of JavaScript translation file.',
+      ),
+    ),
+    'primary key' => array('language'),
+    'indexes' => array(
+      'list' => array('weight', 'name'),
+    ),
+  );
+
+  $schema['locales_source'] = array(
+    'description' => 'List of English source strings.',
+    'fields' => array(
+      'lid' => array(
+        'type' => 'serial',
+        'not null' => TRUE,
+        'description' => 'Unique identifier of this string.',
+      ),
+      'location' => array(
+        'type' => 'text',
+        'not null' => FALSE,
+        'size' => 'big',
+        'description' => 'Drupal path in case of online discovered translations or file path in case of imported strings.',
+      ),
+      'textgroup' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => TRUE,
+        'default' => 'default',
+        'description' => 'A module defined group of translations, see hook_locale().',
+      ),
+      'source' => array(
+        'type' => 'text',
+        'mysql_type' => 'blob',
+        'not null' => TRUE,
+        'description' => 'The original string in English.',
+      ),
+      'context' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'The context this string applies to.',
+      ),
+      'version' => array(
+        'type' => 'varchar',
+        'length' => 20,
+        'not null' => TRUE,
+        'default' => 'none',
+        'description' => 'Version of Drupal, where the string was last used (for locales optimization).',
+      ),
+    ),
+    'primary key' => array('lid'),
+    'indexes' => array(
+      'source_context' => array(array('source', 30), 'context'),
+    ),
+  );
+
+  $schema['locales_target'] = array(
+    'description' => 'Stores translated versions of strings.',
+    'fields' => array(
+      'lid' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Source string ID. References {locales_source}.lid.',
+      ),
+      'translation' => array(
+        'type' => 'text',
+        'mysql_type' => 'blob',
+        'not null' => TRUE,
+        'description' => 'Translation string value in this language.',
+      ),
+      'language' => array(
+        'type' => 'varchar',
+        'length' => 12,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'Language code. References {languages}.language.',
+      ),
+      'plid' => array(
+        'type' => 'int',
+        'not null' => TRUE, // This should be NULL for no referenced string, not zero.
+        'default' => 0,
+        'description' => 'Parent lid (lid of the previous string in the plural chain) in case of plural strings. References {locales_source}.lid.',
+      ),
+      'plural' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Plural index number in case of plural strings.',
+      ),
+    ),
+    'primary key' => array('language', 'lid', 'plural'),
+    'foreign keys' => array(
+      'locales_source' => array(
+        'table' => 'locales_source',
+        'columns' => array('lid' => 'lid'),
+      ),
+    ),
+    'indexes' => array(
+      'lid'      => array('lid'),
+      'plid'     => array('plid'),
+      'plural'   => array('plural'),
+    ),
+  );
+
+  return $schema;
+}
+