drupal-civicrm/modules/locale/locale.install
2018-01-14 13:10:16 +00:00

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<?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;
}