D7net Mini Sh3LL v1
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<?php
/**
* @file
* Administration functions for locale.module.
*/
/**
* The language is determined using a URL language indicator:
* path prefix or domain according to the configuration.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_URL', 'locale-url');
/**
* The language is set based on the browser language settings.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_BROWSER', 'locale-browser');
/**
* The language is determined using the current interface language.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_INTERFACE', 'locale-interface');
/**
* If no URL language is available language is determined using an already
* detected one.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_URL_FALLBACK', 'locale-url-fallback');
/**
* The language is set based on the user language settings.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_USER', 'locale-user');
/**
* The language is set based on the request/session parameters.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_SESSION', 'locale-session');
/**
* Regular expression pattern used to localize JavaScript strings.
*/
define('LOCALE_JS_STRING', '(?:(?:\'(?:\\\\\'|[^\'])*\'|"(?:\\\\"|[^"])*")(?:\s*\+\s*)?)+');
/**
* Regular expression pattern used to match simple JS object literal.
*
* This pattern matches a basic JS object, but will fail on an object with
* nested objects. Used in JS file parsing for string arg processing.
*/
define('LOCALE_JS_OBJECT', '\{.*?\}');
/**
* Regular expression to match an object containing a key 'context'.
*
* Pattern to match a JS object containing a 'context key' with a string value,
* which is captured. Will fail if there are nested objects.
*/
define('LOCALE_JS_OBJECT_CONTEXT', '
\{ # match object literal start
.*? # match anything, non-greedy
(?: # match a form of "context"
\'context\'
|
"context"
|
context
)
\s*:\s* # match key-value separator ":"
(' . LOCALE_JS_STRING . ') # match context string
.*? # match anything, non-greedy
\} # match end of object literal
');
/**
* Translation import mode overwriting all existing translations
* if new translated version available.
*/
define('LOCALE_IMPORT_OVERWRITE', 0);
/**
* Translation import mode keeping existing translations and only
* inserting new strings.
*/
define('LOCALE_IMPORT_KEEP', 1);
/**
* URL language negotiation: use the path prefix as URL language
* indicator.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX', 0);
/**
* URL language negotiation: use the domain as URL language
* indicator.
*/
define('LOCALE_LANGUAGE_NEGOTIATION_URL_DOMAIN', 1);
/**
* @defgroup locale-languages-negotiation Language negotiation options
* @{
* Functions for language negotiation.
*
* There are functions that provide the ability to identify the
* language. This behavior can be controlled by various options.
*/
/**
* Identifies the language from the current interface language.
*
* @return
* The current interface language code.
*/
function locale_language_from_interface() {
global $language;
return isset($language->language) ? $language->language : FALSE;
}
/**
* Identify language from the Accept-language HTTP header we got.
*
* We perform browser accept-language parsing only if page cache is disabled,
* otherwise we would cache a user-specific preference.
*
* @param $languages
* An array of language objects for enabled languages ordered by weight.
*
* @return
* A valid language code on success, FALSE otherwise.
*/
function locale_language_from_browser($languages) {
if (empty($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
return FALSE;
}
// The Accept-Language header contains information about the language
// preferences configured in the user's browser / operating system.
// RFC 2616 (section 14.4) defines the Accept-Language header as follows:
// Accept-Language = "Accept-Language" ":"
// 1#( language-range [ ";" "q" "=" qvalue ] )
// language-range = ( ( 1*8ALPHA *( "-" 1*8ALPHA ) ) | "*" )
// Samples: "hu, en-us;q=0.66, en;q=0.33", "hu,en-us;q=0.5"
$browser_langcodes = array();
if (preg_match_all('@(?<=[, ]|^)([a-zA-Z-]+|\*)(?:;q=([0-9.]+))?(?:$|\s*,\s*)@', trim($_SERVER['HTTP_ACCEPT_LANGUAGE']), $matches, PREG_SET_ORDER)) {
foreach ($matches as $match) {
// We can safely use strtolower() here, tags are ASCII.
// RFC2616 mandates that the decimal part is no more than three digits,
// so we multiply the qvalue by 1000 to avoid floating point comparisons.
$langcode = strtolower($match[1]);
$qvalue = isset($match[2]) ? (float) $match[2] : 1;
$browser_langcodes[$langcode] = (int) ($qvalue * 1000);
}
}
// We should take pristine values from the HTTP headers, but Internet Explorer
// from version 7 sends only specific language tags (eg. fr-CA) without the
// corresponding generic tag (fr) unless explicitly configured. In that case,
// we assume that the lowest value of the specific tags is the value of the
// generic language to be as close to the HTTP 1.1 spec as possible.
// See http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.4 and
// http://blogs.msdn.com/b/ie/archive/2006/10/17/accept-language-header-for-internet-explorer-7.aspx
asort($browser_langcodes);
foreach ($browser_langcodes as $langcode => $qvalue) {
$generic_tag = strtok($langcode, '-');
if (!isset($browser_langcodes[$generic_tag])) {
$browser_langcodes[$generic_tag] = $qvalue;
}
}
// Find the enabled language with the greatest qvalue, following the rules
// of RFC 2616 (section 14.4). If several languages have the same qvalue,
// prefer the one with the greatest weight.
$best_match_langcode = FALSE;
$max_qvalue = 0;
foreach ($languages as $langcode => $language) {
// Language tags are case insensitive (RFC2616, sec 3.10).
$langcode = strtolower($langcode);
// If nothing matches below, the default qvalue is the one of the wildcard
// language, if set, or is 0 (which will never match).
$qvalue = isset($browser_langcodes['*']) ? $browser_langcodes['*'] : 0;
// Find the longest possible prefix of the browser-supplied language
// ('the language-range') that matches this site language ('the language tag').
$prefix = $langcode;
do {
if (isset($browser_langcodes[$prefix])) {
$qvalue = $browser_langcodes[$prefix];
break;
}
}
while ($prefix = substr($prefix, 0, strrpos($prefix, '-')));
// Find the best match.
if ($qvalue > $max_qvalue) {
$best_match_langcode = $language->language;
$max_qvalue = $qvalue;
}
}
return $best_match_langcode;
}
/**
* Identify language from the user preferences.
*
* @param $languages
* An array of valid language objects.
*
* @return
* A valid language code on success, FALSE otherwise.
*/
function locale_language_from_user($languages) {
// User preference (only for logged users).
global $user;
if ($user->uid) {
return $user->language;
}
// No language preference from the user.
return FALSE;
}
/**
* Identify language from a request/session parameter.
*
* @param $languages
* An array of valid language objects.
*
* @return
* A valid language code on success, FALSE otherwise.
*/
function locale_language_from_session($languages) {
$param = variable_get('locale_language_negotiation_session_param', 'language');
// Request parameter: we need to update the session parameter only if we have
// an authenticated user.
if (isset($_GET[$param]) && isset($languages[$langcode = $_GET[$param]])) {
global $user;
if ($user->uid) {
$_SESSION[$param] = $langcode;
}
return $langcode;
}
// Session parameter.
if (isset($_SESSION[$param])) {
return $_SESSION[$param];
}
return FALSE;
}
/**
* Identify language via URL prefix or domain.
*
* @param $languages
* An array of valid language objects.
*
* @return
* A valid language code on success, FALSE otherwise.
*/
function locale_language_from_url($languages) {
$language_url = FALSE;
if (!language_negotiation_get_any(LOCALE_LANGUAGE_NEGOTIATION_URL)) {
return $language_url;
}
switch (variable_get('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX)) {
case LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX:
// $_GET['q'] might not be available at this time, because
// path initialization runs after the language bootstrap phase.
list($language, $_GET['q']) = language_url_split_prefix(isset($_GET['q']) ? $_GET['q'] : NULL, $languages);
if ($language !== FALSE) {
$language_url = $language->language;
}
break;
case LOCALE_LANGUAGE_NEGOTIATION_URL_DOMAIN:
// Get only the host, not the port.
$http_host= $_SERVER['HTTP_HOST'];
if (strpos($http_host, ':') !== FALSE) {
$http_host_tmp = explode(':', $http_host);
$http_host = current($http_host_tmp);
}
foreach ($languages as $language) {
// Skip check if the language doesn't have a domain.
if ($language->domain) {
// Only compare the domains not the protocols or ports.
// Remove protocol and add http:// so parse_url works
$host = 'http://' . str_replace(array('http://', 'https://'), '', $language->domain);
$host = parse_url($host, PHP_URL_HOST);
if ($http_host == $host) {
$language_url = $language->language;
break;
}
}
}
break;
}
return $language_url;
}
/**
* Determines the language to be assigned to URLs when none is detected.
*
* The language negotiation process has a fallback chain that ends with the
* default language provider. Each built-in language type has a separate
* initialization:
* - Interface language, which is the only configurable one, always gets a valid
* value. If no request-specific language is detected, the default language
* will be used.
* - Content language merely inherits the interface language by default.
* - URL language is detected from the requested URL and will be used to rewrite
* URLs appearing in the page being rendered. If no language can be detected,
* there are two possibilities:
* - If the default language has no configured path prefix or domain, then the
* default language is used. This guarantees that (missing) URL prefixes are
* preserved when navigating through the site.
* - If the default language has a configured path prefix or domain, a
* requested URL having an empty prefix or domain is an anomaly that must be
* fixed. This is done by introducing a prefix or domain in the rendered
* page matching the detected interface language.
*
* @param $languages
* (optional) An array of valid language objects. This is passed by
* language_provider_invoke() to every language provider callback, but it is
* not actually needed here. Defaults to NULL.
* @param $language_type
* (optional) The language type to fall back to. Defaults to the interface
* language.
*
* @return
* A valid language code.
*/
function locale_language_url_fallback($language = NULL, $language_type = LANGUAGE_TYPE_INTERFACE) {
$default = language_default();
$prefix = (variable_get('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX) == LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX);
// If the default language is not configured to convey language information,
// a missing URL language information indicates that URL language should be
// the default one, otherwise we fall back to an already detected language.
if (($prefix && empty($default->prefix)) || (!$prefix && empty($default->domain))) {
return $default->language;
}
else {
return $GLOBALS[$language_type]->language;
}
}
/**
* Return the URL language switcher block. Translation links may be provided by
* other modules.
*/
function locale_language_switcher_url($type, $path) {
$languages = language_list('enabled');
$links = array();
foreach ($languages[1] as $language) {
$links[$language->language] = array(
'href' => $path,
'title' => $language->native,
'language' => $language,
'attributes' => array('class' => array('language-link')),
);
}
return $links;
}
/**
* Return the session language switcher block.
*/
function locale_language_switcher_session($type, $path) {
drupal_add_css(drupal_get_path('module', 'locale') . '/locale.css');
$param = variable_get('locale_language_negotiation_session_param', 'language');
$language_query = isset($_SESSION[$param]) ? $_SESSION[$param] : $GLOBALS[$type]->language;
$languages = language_list('enabled');
$links = array();
$query = $_GET;
unset($query['q']);
foreach ($languages[1] as $language) {
$langcode = $language->language;
$links[$langcode] = array(
'href' => $path,
'title' => $language->native,
'attributes' => array('class' => array('language-link')),
'query' => $query,
);
if ($language_query != $langcode) {
$links[$langcode]['query'][$param] = $langcode;
}
else {
$links[$langcode]['attributes']['class'][] = 'session-active';
}
}
return $links;
}
/**
* Rewrite URLs for the URL language provider.
*/
function locale_language_url_rewrite_url(&$path, &$options) {
static $drupal_static_fast;
if (!isset($drupal_static_fast)) {
$drupal_static_fast['languages'] = &drupal_static(__FUNCTION__);
}
$languages = &$drupal_static_fast['languages'];
if (!isset($languages)) {
$languages = language_list('enabled');
$languages = array_flip(array_keys($languages[1]));
}
// Language can be passed as an option, or we go for current URL language.
if (!isset($options['language'])) {
global $language_url;
$options['language'] = $language_url;
}
// We allow only enabled languages here.
elseif (!isset($languages[$options['language']->language])) {
unset($options['language']);
return;
}
if (isset($options['language'])) {
switch (variable_get('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX)) {
case LOCALE_LANGUAGE_NEGOTIATION_URL_DOMAIN:
if ($options['language']->domain) {
// Save the original base URL. If it contains a port, we need to
// retain it below.
if (!empty($options['base_url'])) {
// The colon in the URL scheme messes up the port checking below.
$normalized_base_url = str_replace(array('https://', 'http://'), '', $options['base_url']);
}
// Ask for an absolute URL with our modified base_url.
global $is_https;
$url_scheme = ($is_https) ? 'https://' : 'http://';
$options['absolute'] = TRUE;
// Take the domain without ports or protocols so we can apply the
// protocol needed. The setting might include a protocol.
// This is changed in Drupal 8 but we need to keep backwards
// compatibility for Drupal 7.
$host = 'http://' . str_replace(array('http://', 'https://'), '', $options['language']->domain);
$host = parse_url($host, PHP_URL_HOST);
// Apply the appropriate protocol to the URL.
$options['base_url'] = $url_scheme . $host;
// In case either the original base URL or the HTTP host contains a
// port, retain it.
$http_host = $_SERVER['HTTP_HOST'];
if (isset($normalized_base_url) && strpos($normalized_base_url, ':') !== FALSE) {
list($host, $port) = explode(':', $normalized_base_url);
$options['base_url'] .= ':' . $port;
}
elseif (strpos($http_host, ':') !== FALSE) {
list($host, $port) = explode(':', $http_host);
$options['base_url'] .= ':' . $port;
}
if (isset($options['https']) && variable_get('https', FALSE)) {
if ($options['https'] === TRUE) {
$options['base_url'] = str_replace('http://', 'https://', $options['base_url']);
}
elseif ($options['https'] === FALSE) {
$options['base_url'] = str_replace('https://', 'http://', $options['base_url']);
}
}
}
break;
case LOCALE_LANGUAGE_NEGOTIATION_URL_PREFIX:
if (!empty($options['language']->prefix)) {
$options['prefix'] = $options['language']->prefix . '/';
}
break;
}
}
}
/**
* Rewrite URLs for the Session language provider.
*/
function locale_language_url_rewrite_session(&$path, &$options) {
static $query_rewrite, $query_param, $query_value;
// The following values are not supposed to change during a single page
// request processing.
if (!isset($query_rewrite)) {
global $user;
if (!$user->uid) {
$languages = language_list('enabled');
$languages = $languages[1];
$query_param = check_plain(variable_get('locale_language_negotiation_session_param', 'language'));
$query_value = isset($_GET[$query_param]) ? check_plain($_GET[$query_param]) : NULL;
$query_rewrite = isset($languages[$query_value]) && language_negotiation_get_any(LOCALE_LANGUAGE_NEGOTIATION_SESSION);
}
else {
$query_rewrite = FALSE;
}
}
// If the user is anonymous, the user language provider is enabled, and the
// corresponding option has been set, we must preserve any explicit user
// language preference even with cookies disabled.
if ($query_rewrite) {
if (is_string($options['query'])) {
$options['query'] = drupal_get_query_array($options['query']);
}
if (!isset($options['query'][$query_param])) {
$options['query'][$query_param] = $query_value;
}
}
}
/**
* @} End of "locale-languages-negotiation"
*/
/**
* Check that a string is safe to be added or imported as a translation.
*
* This test can be used to detect possibly bad translation strings. It should
* not have any false positives. But it is only a test, not a transformation,
* as it destroys valid HTML. We cannot reliably filter translation strings
* on import because some strings are irreversibly corrupted. For example,
* a & in the translation would get encoded to &amp; by filter_xss()
* before being put in the database, and thus would be displayed incorrectly.
*
* The allowed tag list is like filter_xss_admin(), but omitting div and img as
* not needed for translation and likely to cause layout issues (div) or a
* possible attack vector (img).
*/
function locale_string_is_safe($string) {
// Some strings have tokens in them. For tokens in the first part of href or
// src HTML attributes, filter_xss() removes part of the token, the part
// before the first colon. filter_xss() assumes it could be an attempt to
// inject javascript. When filter_xss() removes part of tokens, it causes the
// string to not be translatable when it should be translatable. See
// LocaleStringIsSafeTest::testLocaleStringIsSafe().
//
// We can recognize tokens since they are wrapped with brackets and are only
// composed of alphanumeric characters, colon, underscore, and dashes. We can
// be sure these strings are safe to strip out before the string is checked in
// filter_xss() because no dangerous javascript will match that pattern.
//
// @todo Do not strip out the token. Fix filter_xss() to not incorrectly
// alter the string. https://www.drupal.org/node/2372127
$string = preg_replace('/\[[a-z0-9_-]+(:[a-z0-9_-]+)+\]/i', '', $string);
return decode_entities($string) == decode_entities(filter_xss($string, array('a', 'abbr', 'acronym', 'address', 'b', 'bdo', 'big', 'blockquote', 'br', 'caption', 'cite', 'code', 'col', 'colgroup', 'dd', 'del', 'dfn', 'dl', 'dt', 'em', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'hr', 'i', 'ins', 'kbd', 'li', 'ol', 'p', 'pre', 'q', 'samp', 'small', 'span', 'strong', 'sub', 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'tr', 'tt', 'ul', 'var')));
}
/**
* @defgroup locale-api-add Language addition API
* @{
* Add a language.
*
* The language addition API is used to create languages and store them.
*/
/**
* API function to add a language.
*
* @param $langcode
* Language code.
* @param $name
* English name of the language
* @param $native
* Native name of the language
* @param $direction
* LANGUAGE_LTR or LANGUAGE_RTL
* @param $domain
* Optional custom domain name with protocol, without
* trailing slash (eg. http://de.example.com).
* @param $prefix
* Optional path prefix for the language. Defaults to the
* language code if omitted.
* @param $enabled
* Optionally TRUE to enable the language when created or FALSE to disable.
* @param $default
* Optionally set this language to be the default.
*/
function locale_add_language($langcode, $name = NULL, $native = NULL, $direction = LANGUAGE_LTR, $domain = '', $prefix = '', $enabled = TRUE, $default = FALSE) {
// Default prefix on language code.
if (empty($prefix)) {
$prefix = $langcode;
}
// If name was not set, we add a predefined language.
if (!isset($name)) {
include_once DRUPAL_ROOT . '/includes/iso.inc';
$predefined = _locale_get_predefined_list();
$name = $predefined[$langcode][0];
$native = isset($predefined[$langcode][1]) ? $predefined[$langcode][1] : $predefined[$langcode][0];
$direction = isset($predefined[$langcode][2]) ? $predefined[$langcode][2] : LANGUAGE_LTR;
}
db_insert('languages')
->fields(array(
'language' => $langcode,
'name' => $name,
'native' => $native,
'direction' => $direction,
'domain' => $domain,
'prefix' => $prefix,
'enabled' => $enabled,
))
->execute();
// Only set it as default if enabled.
if ($enabled && $default) {
variable_set('language_default', (object) array('language' => $langcode, 'name' => $name, 'native' => $native, 'direction' => $direction, 'enabled' => (int) $enabled, 'plurals' => 0, 'formula' => '', 'domain' => '', 'prefix' => $prefix, 'weight' => 0, 'javascript' => ''));
}
if ($enabled) {
// Increment enabled language count if we are adding an enabled language.
variable_set('language_count', variable_get('language_count', 1) + 1);
}
// Kill the static cache in language_list().
drupal_static_reset('language_list');
// Force JavaScript translation file creation for the newly added language.
_locale_invalidate_js($langcode);
watchdog('locale', 'The %language language (%code) has been created.', array('%language' => $name, '%code' => $langcode));
module_invoke_all('multilingual_settings_changed');
}
/**
* @} End of "locale-api-add"
*/
/**
* @defgroup locale-api-import-export Translation import/export API.
* @{
* Functions to import and export translations.
*
* These functions provide the ability to import translations from
* external files and to export translations and translation templates.
*/
/**
* Parses Gettext Portable Object file information and inserts into database
*
* @param $file
* Drupal file object corresponding to the PO file to import.
* @param $langcode
* Language code.
* @param $mode
* Should existing translations be replaced LOCALE_IMPORT_KEEP or
* LOCALE_IMPORT_OVERWRITE.
* @param $group
* Text group to import PO file into (eg. 'default' for interface
* translations).
*/
function _locale_import_po($file, $langcode, $mode, $group = NULL) {
// Check if we have the language already in the database.
if (!db_query("SELECT COUNT(language) FROM {languages} WHERE language = :language", array(':language' => $langcode))->fetchField()) {
drupal_set_message(t('The language selected for import is not supported.'), 'error');
return FALSE;
}
// Get strings from file (returns on failure after a partial import, or on success)
$status = _locale_import_read_po('db-store', $file, $mode, $langcode, $group);
if ($status === FALSE) {
// Error messages are set in _locale_import_read_po().
return FALSE;
}
// Get status information on import process.
list($header_done, $additions, $updates, $deletes, $skips) = _locale_import_one_string('db-report');
if (!$header_done) {
drupal_set_message(t('The translation file %filename appears to have a missing or malformed header.', array('%filename' => $file->filename)), 'error');
}
// Clear cache and force refresh of JavaScript translations.
_locale_invalidate_js($langcode);
cache_clear_all('locale:', 'cache', TRUE);
// Rebuild the menu, strings may have changed.
menu_rebuild();
drupal_set_message(t('The translation was successfully imported. There are %number newly created translated strings, %update strings were updated and %delete strings were removed.', array('%number' => $additions, '%update' => $updates, '%delete' => $deletes)));
watchdog('locale', 'Imported %file into %locale: %number new strings added, %update updated and %delete removed.', array('%file' => $file->filename, '%locale' => $langcode, '%number' => $additions, '%update' => $updates, '%delete' => $deletes));
if ($skips) {
$skip_message = format_plural($skips, 'One translation string was skipped because it contains disallowed HTML.', '@count translation strings were skipped because they contain disallowed HTML.');
drupal_set_message($skip_message);
watchdog('locale', '@count disallowed HTML string(s) in %file', array('@count' => $skips, '%file' => $file->uri), WATCHDOG_WARNING);
}
return TRUE;
}
/**
* Parses Gettext Portable Object file into an array
*
* @param $op
* Storage operation type: db-store or mem-store.
* @param $file
* Drupal file object corresponding to the PO file to import.
* @param $mode
* Should existing translations be replaced LOCALE_IMPORT_KEEP or
* LOCALE_IMPORT_OVERWRITE.
* @param $lang
* Language code.
* @param $group
* Text group to import PO file into (eg. 'default' for interface
* translations).
*/
function _locale_import_read_po($op, $file, $mode = NULL, $lang = NULL, $group = 'default') {
// The file will get closed by PHP on returning from this function.
$fd = fopen($file->uri, 'rb');
if (!$fd) {
_locale_import_message('The translation import failed, because the file %filename could not be read.', $file);
return FALSE;
}
/*
* The parser context. Can be:
* - 'COMMENT' (#)
* - 'MSGID' (msgid)
* - 'MSGID_PLURAL' (msgid_plural)
* - 'MSGCTXT' (msgctxt)
* - 'MSGSTR' (msgstr or msgstr[])
* - 'MSGSTR_ARR' (msgstr_arg)
*/
$context = 'COMMENT';
// Current entry being read.
$current = array();
// Current plurality for 'msgstr[]'.
$plural = 0;
// Current line.
$lineno = 0;
while (!feof($fd)) {
// Refresh the time limit every 10 parsed rows to ensure there is always
// enough time to import the data for large PO files.
if (!($lineno % 10)) {
drupal_set_time_limit(30);
}
// A line should not be longer than 10 * 1024.
$line = fgets($fd, 10 * 1024);
if ($lineno == 0) {
// The first line might come with a UTF-8 BOM, which should be removed.
$line = str_replace("\xEF\xBB\xBF", '', $line);
}
$lineno++;
// Trim away the linefeed.
$line = trim(strtr($line, array("\\\n" => "")));
if (!strncmp('#', $line, 1)) {
// Lines starting with '#' are comments.
if ($context == 'COMMENT') {
// Already in comment token, insert the comment.
$current['#'][] = substr($line, 1);
}
elseif (($context == 'MSGSTR') || ($context == 'MSGSTR_ARR')) {
// We are currently in string token, close it out.
_locale_import_one_string($op, $current, $mode, $lang, $file, $group);
// Start a new entry for the comment.
$current = array();
$current['#'][] = substr($line, 1);
$context = 'COMMENT';
}
else {
// A comment following any other token is a syntax error.
_locale_import_message('The translation file %filename contains an error: "msgstr" was expected but not found on line %line.', $file, $lineno);
return FALSE;
}
}
elseif (!strncmp('msgid_plural', $line, 12)) {
// A plural form for the current message.
if ($context != 'MSGID') {
// A plural form cannot be added to anything else but the id directly.
_locale_import_message('The translation file %filename contains an error: "msgid_plural" was expected but not found on line %line.', $file, $lineno);
return FALSE;
}
// Remove 'msgid_plural' and trim away whitespace.
$line = trim(substr($line, 12));
// At this point, $line should now contain only the plural form.
$quoted = _locale_import_parse_quoted($line);
if ($quoted === FALSE) {
// The plural form must be wrapped in quotes.
_locale_import_message('The translation file %filename contains a syntax error on line %line.', $file, $lineno);
return FALSE;
}
// Append the plural form to the current entry.
$current['msgid'] .= "\0" . $quoted;
$context = 'MSGID_PLURAL';
}
elseif (!strncmp('msgid', $line, 5)) {
// Starting a new message.
if (($context == 'MSGSTR') || ($context == 'MSGSTR_ARR')) {
// We are currently in a message string, close it out.
_locale_import_one_string($op, $current, $mode, $lang, $file, $group);
// Start a new context for the id.
$current = array();
}
elseif ($context == 'MSGID') {
// We are currently already in the context, meaning we passed an id with no data.
_locale_import_message('The translation file %filename contains an error: "msgid" is unexpected on line %line.', $file, $lineno);
return FALSE;
}
// Remove 'msgid' and trim away whitespace.
$line = trim(substr($line, 5));
// At this point, $line should now contain only the message id.
$quoted = _locale_import_parse_quoted($line);
if ($quoted === FALSE) {
// The message id must be wrapped in quotes.
_locale_import_message('The translation file %filename contains a syntax error on line %line.', $file, $lineno);
return FALSE;
}
$current['msgid'] = $quoted;
$context = 'MSGID';
}
elseif (!strncmp('msgctxt', $line, 7)) {
// Starting a new context.
if (($context == 'MSGSTR') || ($context == 'MSGSTR_ARR')) {
// We are currently in a message, start a new one.
_locale_import_one_string($op, $current, $mode, $lang, $file, $group);
$current = array();
}
elseif (!empty($current['msgctxt'])) {
// A context cannot apply to another context.
_locale_import_message('The translation file %filename contains an error: "msgctxt" is unexpected on line %line.', $file, $lineno);
return FALSE;
}
// Remove 'msgctxt' and trim away whitespaces.
$line = trim(substr($line, 7));
// At this point, $line should now contain the context.
$quoted = _locale_import_parse_quoted($line);
if ($quoted === FALSE) {
// The context string must be quoted.
_locale_import_message('The translation file %filename contains a syntax error on line %line.', $file, $lineno);
return FALSE;
}
$current['msgctxt'] = $quoted;
$context = 'MSGCTXT';
}
elseif (!strncmp('msgstr[', $line, 7)) {
// A message string for a specific plurality.
if (($context != 'MSGID') && ($context != 'MSGCTXT') && ($context != 'MSGID_PLURAL') && ($context != 'MSGSTR_ARR')) {
// Message strings must come after msgid, msgxtxt, msgid_plural, or other msgstr[] entries.
_locale_import_message('The translation file %filename contains an error: "msgstr[]" is unexpected on line %line.', $file, $lineno);
return FALSE;
}
// Ensure the plurality is terminated.
if (strpos($line, ']') === FALSE) {
_locale_import_message('The translation file %filename contains a syntax error on line %line.', $file, $lineno);
return FALSE;
}
// Extract the plurality.
$frombracket = strstr($line, '[');
$plural = substr($frombracket, 1, strpos($frombracket, ']') - 1);
// Skip to the next whitespace and trim away any further whitespace, bringing $line to the message data.
$line = trim(strstr($line, " "));
$quoted = _locale_import_parse_quoted($line);
if ($quoted === FALSE) {
// The string must be quoted.
_locale_import_message('The translation file %filename contains a syntax error on line %line.', $file, $lineno);
return FALSE;
}
$current['msgstr'][$plural] = $quoted;
$context = 'MSGSTR_ARR';
}
elseif (!strncmp("msgstr", $line, 6)) {
// A string for the an id or context.
if (($context != 'MSGID') && ($context != 'MSGCTXT')) {
// Strings are only valid within an id or context scope.
_locale_import_message('The translation file %filename contains an error: "msgstr" is unexpected on line %line.', $file, $lineno);
return FALSE;
}
// Remove 'msgstr' and trim away away whitespaces.
$line = trim(substr($line, 6));
// At this point, $line should now contain the message.
$quoted = _locale_import_parse_quoted($line);
if ($quoted === FALSE) {
// The string must be quoted.
_locale_import_message('The translation file %filename contains a syntax error on line %line.', $file, $lineno);
return FALSE;
}
$current['msgstr'] = $quoted;
$context = 'MSGSTR';
}
elseif ($line != '') {
// Anything that is not a token may be a continuation of a previous token.
$quoted = _locale_import_parse_quoted($line);
if ($quoted === FALSE) {
// The string must be quoted.
_locale_import_message('The translation file %filename contains a syntax error on line %line.', $file, $lineno);
return FALSE;
}
// Append the string to the current context.
if (($context == 'MSGID') || ($context == 'MSGID_PLURAL')) {
$current['msgid'] .= $quoted;
}
elseif ($context == 'MSGCTXT') {
$current['msgctxt'] .= $quoted;
}
elseif ($context == 'MSGSTR') {
$current['msgstr'] .= $quoted;
}
elseif ($context == 'MSGSTR_ARR') {
$current['msgstr'][$plural] .= $quoted;
}
else {
// No valid context to append to.
_locale_import_message('The translation file %filename contains an error: there is an unexpected string on line %line.', $file, $lineno);
return FALSE;
}
}
}
// End of PO file, closed out the last entry.
if (($context == 'MSGSTR') || ($context == 'MSGSTR_ARR')) {
_locale_import_one_string($op, $current, $mode, $lang, $file, $group);
}
elseif ($context != 'COMMENT') {
_locale_import_message('The translation file %filename ended unexpectedly at line %line.', $file, $lineno);
return FALSE;
}
}
/**
* Sets an error message occurred during locale file parsing.
*
* @param $message
* The message to be translated.
* @param $file
* Drupal file object corresponding to the PO file to import.
* @param $lineno
* An optional line number argument.
*/
function _locale_import_message($message, $file, $lineno = NULL) {
$vars = array('%filename' => $file->filename);
if (isset($lineno)) {
$vars['%line'] = $lineno;
}
$t = get_t();
drupal_set_message($t($message, $vars), 'error');
}
/**
* Imports a string into the database
*
* @param $op
* Operation to perform: 'db-store', 'db-report', 'mem-store' or 'mem-report'.
* @param $value
* Details of the string stored.
* @param $mode
* Should existing translations be replaced LOCALE_IMPORT_KEEP or
* LOCALE_IMPORT_OVERWRITE.
* @param $lang
* Language to store the string in.
* @param $file
* Object representation of file being imported, only required when op is
* 'db-store'.
* @param $group
* Text group to import PO file into (eg. 'default' for interface
* translations).
*/
function _locale_import_one_string($op, $value = NULL, $mode = NULL, $lang = NULL, $file = NULL, $group = 'default') {
$report = &drupal_static(__FUNCTION__, array('additions' => 0, 'updates' => 0, 'deletes' => 0, 'skips' => 0));
$header_done = &drupal_static(__FUNCTION__ . ':header_done', FALSE);
$strings = &drupal_static(__FUNCTION__ . ':strings', array());
switch ($op) {
// Return stored strings
case 'mem-report':
return $strings;
// Store string in memory (only supports single strings)
case 'mem-store':
$strings[isset($value['msgctxt']) ? $value['msgctxt'] : ''][$value['msgid']] = $value['msgstr'];
return;
// Called at end of import to inform the user
case 'db-report':
return array($header_done, $report['additions'], $report['updates'], $report['deletes'], $report['skips']);
// Store the string we got in the database.
case 'db-store':
// We got header information.
if ($value['msgid'] == '') {
$languages = language_list();
if (($mode != LOCALE_IMPORT_KEEP) || empty($languages[$lang]->plurals)) {
// Since we only need to parse the header if we ought to update the
// plural formula, only run this if we don't need to keep existing
// data untouched or if we don't have an existing plural formula.
$header = _locale_import_parse_header($value['msgstr']);
// Get and store the plural formula if available.
if (isset($header["Plural-Forms"]) && $p = _locale_import_parse_plural_forms($header["Plural-Forms"], $file->uri)) {
list($nplurals, $plural) = $p;
db_update('languages')
->fields(array(
'plurals' => $nplurals,
'formula' => $plural,
))
->condition('language', $lang)
->execute();
}
}
$header_done = TRUE;
}
else {
// Some real string to import.
$comments = _locale_import_shorten_comments(empty($value['#']) ? array() : $value['#']);
if (strpos($value['msgid'], "\0")) {
// This string has plural versions.
$english = explode("\0", $value['msgid'], 2);
$entries = array_keys($value['msgstr']);
for ($i = 3; $i <= count($entries); $i++) {
$english[] = $english[1];
}
$translation = array_map('_locale_import_append_plural', $value['msgstr'], $entries);
$english = array_map('_locale_import_append_plural', $english, $entries);
foreach ($translation as $key => $trans) {
if ($key == 0) {
$plid = 0;
}
$plid = _locale_import_one_string_db($report, $lang, isset($value['msgctxt']) ? $value['msgctxt'] : '', $english[$key], $trans, $group, $comments, $mode, $plid, $key);
}
}
else {
// A simple string to import.
$english = $value['msgid'];
$translation = $value['msgstr'];
_locale_import_one_string_db($report, $lang, isset($value['msgctxt']) ? $value['msgctxt'] : '', $english, $translation, $group, $comments, $mode);
}
}
} // end of db-store operation
}
/**
* Import one string into the database.
*
* @param $report
* Report array summarizing the number of changes done in the form:
* array(inserts, updates, deletes).
* @param $langcode
* Language code to import string into.
* @param $context
* The context of this string.
* @param $source
* Source string.
* @param $translation
* Translation to language specified in $langcode.
* @param $textgroup
* Name of textgroup to store translation in.
* @param $location
* Location value to save with source string.
* @param $mode
* Import mode to use, LOCALE_IMPORT_KEEP or LOCALE_IMPORT_OVERWRITE.
* @param $plid
* Optional plural ID to use.
* @param $plural
* Optional plural value to use.
*
* @return
* The string ID of the existing string modified or the new string added.
*/
function _locale_import_one_string_db(&$report, $langcode, $context, $source, $translation, $textgroup, $location, $mode, $plid = 0, $plural = 0) {
$lid = db_query("SELECT lid FROM {locales_source} WHERE source = :source AND context = :context AND textgroup = :textgroup", array(':source' => $source, ':context' => $context, ':textgroup' => $textgroup))->fetchField();
if (!empty($translation)) {
// Skip this string unless it passes a check for dangerous code.
// Text groups other than default still can contain HTML tags
// (i.e. translatable blocks).
if ($textgroup == "default" && !locale_string_is_safe($translation)) {
$report['skips']++;
$lid = 0;
}
elseif ($lid) {
// We have this source string saved already.
db_update('locales_source')
->fields(array(
'location' => $location,
))
->condition('lid', $lid)
->execute();
$exists = db_query("SELECT COUNT(lid) FROM {locales_target} WHERE lid = :lid AND language = :language", array(':lid' => $lid, ':language' => $langcode))->fetchField();
if (!$exists) {
// No translation in this language.
db_insert('locales_target')
->fields(array(
'lid' => $lid,
'language' => $langcode,
'translation' => $translation,
'plid' => $plid,
'plural' => $plural,
))
->execute();
$report['additions']++;
}
elseif ($mode == LOCALE_IMPORT_OVERWRITE) {
// Translation exists, only overwrite if instructed.
db_update('locales_target')
->fields(array(
'translation' => $translation,
'plid' => $plid,
'plural' => $plural,
))
->condition('language', $langcode)
->condition('lid', $lid)
->execute();
$report['updates']++;
}
}
else {
// No such source string in the database yet.
$lid = db_insert('locales_source')
->fields(array(
'location' => $location,
'source' => $source,
'context' => (string) $context,
'textgroup' => $textgroup,
))
->execute();
db_insert('locales_target')
->fields(array(
'lid' => $lid,
'language' => $langcode,
'translation' => $translation,
'plid' => $plid,
'plural' => $plural
))
->execute();
$report['additions']++;
}
}
elseif ($mode == LOCALE_IMPORT_OVERWRITE) {
// Empty translation, remove existing if instructed.
db_delete('locales_target')
->condition('language', $langcode)
->condition('lid', $lid)
->condition('plid', $plid)
->condition('plural', $plural)
->execute();
$report['deletes']++;
}
return $lid;
}
/**
* Parses a Gettext Portable Object file header
*
* @param $header
* A string containing the complete header.
*
* @return
* An associative array of key-value pairs.
*/
function _locale_import_parse_header($header) {
$header_parsed = array();
$lines = array_map('trim', explode("\n", $header));
foreach ($lines as $line) {
if ($line) {
list($tag, $contents) = explode(":", $line, 2);
$header_parsed[trim($tag)] = trim($contents);
}
}
return $header_parsed;
}
/**
* Parses a Plural-Forms entry from a Gettext Portable Object file header
*
* @param $pluralforms
* A string containing the Plural-Forms entry.
* @param $filepath
* A string containing the filepath.
*
* @return
* An array containing the number of plurals and a
* formula in PHP for computing the plural form.
*/
function _locale_import_parse_plural_forms($pluralforms, $filepath) {
// First, delete all whitespace
$pluralforms = strtr($pluralforms, array(" " => "", "\t" => ""));
// Select the parts that define nplurals and plural
$nplurals = strstr($pluralforms, "nplurals=");
if (strpos($nplurals, ";")) {
$nplurals = substr($nplurals, 9, strpos($nplurals, ";") - 9);
}
else {
return FALSE;
}
$plural = strstr($pluralforms, "plural=");
if (strpos($plural, ";")) {
$plural = substr($plural, 7, strpos($plural, ";") - 7);
}
else {
return FALSE;
}
// Get PHP version of the plural formula
$plural = _locale_import_parse_arithmetic($plural);
if ($plural !== FALSE) {
return array($nplurals, $plural);
}
else {
drupal_set_message(t('The translation file %filepath contains an error: the plural formula could not be parsed.', array('%filepath' => $filepath)), 'error');
return FALSE;
}
}
/**
* Parses and sanitizes an arithmetic formula into a PHP expression
*
* While parsing, we ensure, that the operators have the right
* precedence and associativity.
*
* @param $string
* A string containing the arithmetic formula.
*
* @return
* The PHP version of the formula.
*/
function _locale_import_parse_arithmetic($string) {
// Operator precedence table
$precedence = array("(" => -1, ")" => -1, "?" => 1, ":" => 1, "||" => 3, "&&" => 4, "==" => 5, "!=" => 5, "<" => 6, ">" => 6, "<=" => 6, ">=" => 6, "+" => 7, "-" => 7, "*" => 8, "/" => 8, "%" => 8);
// Right associativity
$right_associativity = array("?" => 1, ":" => 1);
$tokens = _locale_import_tokenize_formula($string);
// Parse by converting into infix notation then back into postfix
// Operator stack - holds math operators and symbols
$operator_stack = array();
// Element Stack - holds data to be operated on
$element_stack = array();
foreach ($tokens as $token) {
$current_token = $token;
// Numbers and the $n variable are simply pushed into $element_stack
if (is_numeric($token)) {
$element_stack[] = $current_token;
}
elseif ($current_token == "n") {
$element_stack[] = '$n';
}
elseif ($current_token == "(") {
$operator_stack[] = $current_token;
}
elseif ($current_token == ")") {
$topop = array_pop($operator_stack);
while (isset($topop) && ($topop != "(")) {
$element_stack[] = $topop;
$topop = array_pop($operator_stack);
}
}
elseif (!empty($precedence[$current_token])) {
// If it's an operator, then pop from $operator_stack into $element_stack until the
// precedence in $operator_stack is less than current, then push into $operator_stack
$topop = array_pop($operator_stack);
while (isset($topop) && ($precedence[$topop] >= $precedence[$current_token]) && !(($precedence[$topop] == $precedence[$current_token]) && !empty($right_associativity[$topop]) && !empty($right_associativity[$current_token]))) {
$element_stack[] = $topop;
$topop = array_pop($operator_stack);
}
if ($topop) {
$operator_stack[] = $topop; // Return element to top
}
$operator_stack[] = $current_token; // Parentheses are not needed
}
else {
return FALSE;
}
}
// Flush operator stack
$topop = array_pop($operator_stack);
while ($topop != NULL) {
$element_stack[] = $topop;
$topop = array_pop($operator_stack);
}
// Now extract formula from stack
$previous_size = count($element_stack) + 1;
while (count($element_stack) < $previous_size) {
$previous_size = count($element_stack);
for ($i = 2; $i < count($element_stack); $i++) {
$op = $element_stack[$i];
if (!empty($precedence[$op])) {
$f = "";
if ($op == ":") {
$f = $element_stack[$i - 2] . "):" . $element_stack[$i - 1] . ")";
}
elseif ($op == "?") {
$f = "(" . $element_stack[$i - 2] . "?(" . $element_stack[$i - 1];
}
else {
$f = "(" . $element_stack[$i - 2] . $op . $element_stack[$i - 1] . ")";
}
array_splice($element_stack, $i - 2, 3, $f);
break;
}
}
}
// If only one element is left, the number of operators is appropriate
if (count($element_stack) == 1) {
return $element_stack[0];
}
else {
return FALSE;
}
}
/**
* Backward compatible implementation of token_get_all() for formula parsing
*
* @param $string
* A string containing the arithmetic formula.
*
* @return
* The PHP version of the formula.
*/
function _locale_import_tokenize_formula($formula) {
$formula = str_replace(" ", "", $formula);
$tokens = array();
for ($i = 0; $i < strlen($formula); $i++) {
if (is_numeric($formula[$i])) {
$num = $formula[$i];
$j = $i + 1;
while ($j < strlen($formula) && is_numeric($formula[$j])) {
$num .= $formula[$j];
$j++;
}
$i = $j - 1;
$tokens[] = $num;
}
elseif ($pos = strpos(" =<>!&|", $formula[$i])) { // We won't have a space
$next = $formula[$i + 1];
switch ($pos) {
case 1:
case 2:
case 3:
case 4:
if ($next == '=') {
$tokens[] = $formula[$i] . '=';
$i++;
}
else {
$tokens[] = $formula[$i];
}
break;
case 5:
if ($next == '&') {
$tokens[] = '&&';
$i++;
}
else {
$tokens[] = $formula[$i];
}
break;
case 6:
if ($next == '|') {
$tokens[] = '||';
$i++;
}
else {
$tokens[] = $formula[$i];
}
break;
}
}
else {
$tokens[] = $formula[$i];
}
}
return $tokens;
}
/**
* Modify a string to contain proper count indices
*
* This is a callback function used via array_map()
*
* @param $entry
* An array element.
* @param $key
* Index of the array element.
*/
function _locale_import_append_plural($entry, $key) {
// No modifications for 0, 1
if ($key == 0 || $key == 1) {
return $entry;
}
// First remove any possibly false indices, then add new ones
$entry = preg_replace('/(@count)\[[0-9]\]/', '\\1', $entry);
return preg_replace('/(@count)/', "\\1[$key]", $entry);
}
/**
* Generate a short, one string version of the passed comment array
*
* @param $comment
* An array of strings containing a comment.
*
* @return
* Short one string version of the comment.
*/
function _locale_import_shorten_comments($comment) {
$comm = '';
while (count($comment)) {
$test = $comm . substr(array_shift($comment), 1) . ', ';
if (strlen($comm) < 130) {
$comm = $test;
}
else {
break;
}
}
return trim(substr($comm, 0, -2));
}
/**
* Parses a string in quotes
*
* @param $string
* A string specified with enclosing quotes.
*
* @return
* The string parsed from inside the quotes.
*/
function _locale_import_parse_quoted($string) {
if (substr($string, 0, 1) != substr($string, -1, 1)) {
return FALSE; // Start and end quotes must be the same
}
$quote = substr($string, 0, 1);
$string = substr($string, 1, -1);
if ($quote == '"') { // Double quotes: strip slashes
return stripcslashes($string);
}
elseif ($quote == "'") { // Simple quote: return as-is
return $string;
}
else {
return FALSE; // Unrecognized quote
}
}
/**
* @} End of "locale-api-import-export"
*/
/**
* Parses a JavaScript file, extracts strings wrapped in Drupal.t() and
* Drupal.formatPlural() and inserts them into the database.
*/
function _locale_parse_js_file($filepath) {
global $language;
// The file path might contain a query string, so make sure we only use the
// actual file.
$parsed_url = drupal_parse_url($filepath);
$filepath = $parsed_url['path'];
// Load the JavaScript file.
$file = file_get_contents($filepath);
// Match all calls to Drupal.t() in an array.
// Note: \s also matches newlines with the 's' modifier.
preg_match_all('~
[^\w]Drupal\s*\.\s*t\s* # match "Drupal.t" with whitespace
\(\s* # match "(" argument list start
(' . LOCALE_JS_STRING . ')\s* # capture string argument
(?:,\s*' . LOCALE_JS_OBJECT . '\s* # optionally capture str args
(?:,\s*' . LOCALE_JS_OBJECT_CONTEXT . '\s*) # optionally capture context
?)? # close optional args
[,\)] # match ")" or "," to finish
~sx', $file, $t_matches);
// Match all Drupal.formatPlural() calls in another array.
preg_match_all('~
[^\w]Drupal\s*\.\s*formatPlural\s* # match "Drupal.formatPlural" with whitespace
\( # match "(" argument list start
\s*.+?\s*,\s* # match count argument
(' . LOCALE_JS_STRING . ')\s*,\s* # match singular string argument
( # capture plural string argument
(?: # non-capturing group to repeat string pieces
(?:
\' # match start of single-quoted string
(?:\\\\\'|[^\'])* # match any character except unescaped single-quote
@count # match "@count"
(?:\\\\\'|[^\'])* # match any character except unescaped single-quote
\' # match end of single-quoted string
|
" # match start of double-quoted string
(?:\\\\"|[^"])* # match any character except unescaped double-quote
@count # match "@count"
(?:\\\\"|[^"])* # match any character except unescaped double-quote
" # match end of double-quoted string
)
(?:\s*\+\s*)? # match "+" with possible whitespace, for str concat
)+ # match multiple because we supports concatenating strs
)\s* # end capturing of plural string argument
(?:,\s*' . LOCALE_JS_OBJECT . '\s* # optionally capture string args
(?:,\s*' . LOCALE_JS_OBJECT_CONTEXT . '\s*)? # optionally capture context
)?
[,\)]
~sx', $file, $plural_matches);
$matches = array();
// Add strings from Drupal.t().
foreach ($t_matches[1] as $key => $string) {
$matches[] = array(
'string' => $string,
'context' => $t_matches[2][$key],
);
}
// Add string from Drupal.formatPlural().
foreach ($plural_matches[1] as $key => $string) {
$matches[] = array(
'string' => $string,
'context' => $plural_matches[3][$key],
);
// If there is also a plural version of this string, add it to the strings array.
if (isset($plural_matches[2][$key])) {
$matches[] = array(
'string' => $plural_matches[2][$key],
'context' => $plural_matches[3][$key],
);
}
}
foreach ($matches as $key => $match) {
// Remove the quotes and string concatenations from the string.
$string = implode('', preg_split('~(?<!\\\\)[\'"]\s*\+\s*[\'"]~s', substr($match['string'], 1, -1)));
$context = implode('', preg_split('~(?<!\\\\)[\'"]\s*\+\s*[\'"]~s', substr($match['context'], 1, -1)));
$source = db_query("SELECT lid, location FROM {locales_source} WHERE source = :source AND context = :context AND textgroup = 'default'", array(':source' => $string, ':context' => $context))->fetchObject();
if ($source) {
// We already have this source string and now have to add the location
// to the location column, if this file is not yet present in there.
$locations = preg_split('~\s*;\s*~', $source->location);
if (!in_array($filepath, $locations)) {
$locations[] = $filepath;
$locations = implode('; ', $locations);
// Save the new locations string to the database.
db_update('locales_source')
->fields(array(
'location' => $locations,
))
->condition('lid', $source->lid)
->execute();
}
}
else {
// We don't have the source string yet, thus we insert it into the database.
db_insert('locales_source')
->fields(array(
'location' => $filepath,
'source' => $string,
'context' => $context,
'textgroup' => 'default',
))
->execute();
}
}
}
/**
* @addtogroup locale-api-import-export
* @{
*/
/**
* Generates a structured array of all strings with translations in
* $language, if given. This array can be used to generate an export
* of the string in the database.
*
* @param $language
* Language object to generate the output for, or NULL if generating
* translation template.
* @param $group
* Text group to export PO file from (eg. 'default' for interface
* translations).
*/
function _locale_export_get_strings($language = NULL, $group = 'default') {
if (isset($language)) {
$result = db_query("SELECT s.lid, s.source, s.context, s.location, t.translation, t.plid, t.plural FROM {locales_source} s LEFT JOIN {locales_target} t ON s.lid = t.lid AND t.language = :language WHERE s.textgroup = :textgroup ORDER BY t.plid, t.plural", array(':language' => $language->language, ':textgroup' => $group));
}
else {
$result = db_query("SELECT s.lid, s.source, s.context, s.location, t.plid, t.plural FROM {locales_source} s LEFT JOIN {locales_target} t ON s.lid = t.lid WHERE s.textgroup = :textgroup ORDER BY t.plid, t.plural", array(':textgroup' => $group));
}
$strings = array();
foreach ($result as $child) {
$string = array(
'comment' => $child->location,
'source' => $child->source,
'context' => $child->context,
'translation' => isset($child->translation) ? $child->translation : '',
);
if ($child->plid) {
// Has a parent lid. Since we process in the order of plids,
// we already have the parent in the array, so we can add the
// lid to the next plural version to it. This builds a linked
// list of plurals.
$string['child'] = TRUE;
$strings[$child->plid]['plural'] = $child->lid;
}
$strings[$child->lid] = $string;
}
return $strings;
}
/**
* Generates the PO(T) file contents for given strings.
*
* @param $language
* Language object to generate the output for, or NULL if generating
* translation template.
* @param $strings
* Array of strings to export. See _locale_export_get_strings()
* on how it should be formatted.
* @param $header
* The header portion to use for the output file. Defaults
* are provided for PO and POT files.
*/
function _locale_export_po_generate($language = NULL, $strings = array(), $header = NULL) {
global $user;
if (!isset($header)) {
if (isset($language)) {
$header = '# ' . $language->name . ' translation of ' . variable_get('site_name', 'Drupal') . "\n";
$header .= '# Generated by ' . $user->name . ' <' . $user->mail . ">\n";
$header .= "#\n";
$header .= "msgid \"\"\n";
$header .= "msgstr \"\"\n";
$header .= "\"Project-Id-Version: PROJECT VERSION\\n\"\n";
$header .= "\"POT-Creation-Date: " . date("Y-m-d H:iO") . "\\n\"\n";
$header .= "\"PO-Revision-Date: " . date("Y-m-d H:iO") . "\\n\"\n";
$header .= "\"Last-Translator: NAME <EMAIL@ADDRESS>\\n\"\n";
$header .= "\"Language-Team: LANGUAGE <EMAIL@ADDRESS>\\n\"\n";
$header .= "\"MIME-Version: 1.0\\n\"\n";
$header .= "\"Content-Type: text/plain; charset=utf-8\\n\"\n";
$header .= "\"Content-Transfer-Encoding: 8bit\\n\"\n";
if ($language->formula && $language->plurals) {
$header .= "\"Plural-Forms: nplurals=" . $language->plurals . "; plural=" . strtr($language->formula, array('$' => '')) . ";\\n\"\n";
}
}
else {
$header = "# LANGUAGE translation of PROJECT\n";
$header .= "# Copyright (c) YEAR NAME <EMAIL@ADDRESS>\n";
$header .= "#\n";
$header .= "msgid \"\"\n";
$header .= "msgstr \"\"\n";
$header .= "\"Project-Id-Version: PROJECT VERSION\\n\"\n";
$header .= "\"POT-Creation-Date: " . date("Y-m-d H:iO") . "\\n\"\n";
$header .= "\"PO-Revision-Date: YYYY-mm-DD HH:MM+ZZZZ\\n\"\n";
$header .= "\"Last-Translator: NAME <EMAIL@ADDRESS>\\n\"\n";
$header .= "\"Language-Team: LANGUAGE <EMAIL@ADDRESS>\\n\"\n";
$header .= "\"MIME-Version: 1.0\\n\"\n";
$header .= "\"Content-Type: text/plain; charset=utf-8\\n\"\n";
$header .= "\"Content-Transfer-Encoding: 8bit\\n\"\n";
$header .= "\"Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\\n\"\n";
}
}
$output = $header . "\n";
foreach ($strings as $lid => $string) {
// Only process non-children, children are output below their parent.
if (!isset($string['child'])) {
if ($string['comment']) {
$output .= '#: ' . $string['comment'] . "\n";
}
if (!empty($string['context'])) {
$output .= 'msgctxt ' . _locale_export_string($string['context']);
}
$output .= 'msgid ' . _locale_export_string($string['source']);
if (!empty($string['plural'])) {
$plural = $string['plural'];
$output .= 'msgid_plural ' . _locale_export_string($strings[$plural]['source']);
if (isset($language)) {
$translation = $string['translation'];
for ($i = 0; $i < $language->plurals; $i++) {
$output .= 'msgstr[' . $i . '] ' . _locale_export_string($translation);
if ($plural) {
$translation = _locale_export_remove_plural($strings[$plural]['translation']);
$plural = isset($strings[$plural]['plural']) ? $strings[$plural]['plural'] : 0;
}
else {
$translation = '';
}
}
}
else {
$output .= 'msgstr[0] ""' . "\n";
$output .= 'msgstr[1] ""' . "\n";
}
}
else {
$output .= 'msgstr ' . _locale_export_string($string['translation']);
}
$output .= "\n";
}
}
return $output;
}
/**
* Write a generated PO or POT file to the output.
*
* @param $language
* Language object to generate the output for, or NULL if generating
* translation template.
* @param $output
* The PO(T) file to output as a string. See _locale_export_generate_po()
* on how it can be generated.
*/
function _locale_export_po($language = NULL, $output = NULL) {
// Log the export event.
if (isset($language)) {
$filename = $language->language . '.po';
watchdog('locale', 'Exported %locale translation file: %filename.', array('%locale' => $language->name, '%filename' => $filename));
}
else {
$filename = 'drupal.pot';
watchdog('locale', 'Exported translation file: %filename.', array('%filename' => $filename));
}
// Download the file for the client.
header("Content-Disposition: attachment; filename=$filename");
header("Content-Type: text/plain; charset=utf-8");
print $output;
drupal_exit();
}
/**
* Print out a string on multiple lines
*/
function _locale_export_string($str) {
$stri = addcslashes($str, "\0..\37\\\"");
$parts = array();
// Cut text into several lines
while ($stri != "") {
$i = strpos($stri, "\\n");
if ($i === FALSE) {
$curstr = $stri;
$stri = "";
}
else {
$curstr = substr($stri, 0, $i + 2);
$stri = substr($stri, $i + 2);
}
$curparts = explode("\n", _locale_export_wrap($curstr, 70));
$parts = array_merge($parts, $curparts);
}
// Multiline string
if (count($parts) > 1) {
return "\"\"\n\"" . implode("\"\n\"", $parts) . "\"\n";
}
// Single line string
elseif (count($parts) == 1) {
return "\"$parts[0]\"\n";
}
// No translation
else {
return "\"\"\n";
}
}
/**
* Custom word wrapping for Portable Object (Template) files.
*/
function _locale_export_wrap($str, $len) {
$words = explode(' ', $str);
$return = array();
$cur = "";
$nstr = 1;
while (count($words)) {
$word = array_shift($words);
if ($nstr) {
$cur = $word;
$nstr = 0;
}
elseif (strlen("$cur $word") > $len) {
$return[] = $cur . " ";
$cur = $word;
}
else {
$cur = "$cur $word";
}
}
$return[] = $cur;
return implode("\n", $return);
}
/**
* Removes plural index information from a string
*/
function _locale_export_remove_plural($entry) {
return preg_replace('/(@count)\[[0-9]\]/', '\\1', $entry);
}
/**
* @} End of "locale-api-import-export"
*/
/**
* @defgroup locale-api-seek Translation search API
* @{
* Functions to search in translation files.
*
* These functions provide the functionality to search for specific
* translations.
*/
/**
* Perform a string search and display results in a table
*/
function _locale_translate_seek() {
$output = '';
// We have at least one criterion to match
if (!($query = _locale_translate_seek_query())) {
$query = array(
'translation' => 'all',
'group' => 'all',
'language' => 'all',
'string' => '',
);
}
$sql_query = db_select('locales_source', 's');
$limit_language = NULL;
if ($query['language'] != 'en' && $query['language'] != 'all') {
$sql_query->leftJoin('locales_target', 't', "t.lid = s.lid AND t.language = :langcode", array(':langcode' => $query['language']));
$limit_language = $query['language'];
}
else {
$sql_query->leftJoin('locales_target', 't', 't.lid = s.lid');
}
$sql_query->fields('s', array('source', 'location', 'context', 'lid', 'textgroup'));
$sql_query->fields('t', array('translation', 'language'));
// Compute LIKE section.
switch ($query['translation']) {
case 'translated':
$sql_query->condition('t.translation', '%' . db_like($query['string']) . '%', 'LIKE');
$sql_query->orderBy('t.translation', 'DESC');
break;
case 'untranslated':
$sql_query->condition(db_and()
->condition('s.source', '%' . db_like($query['string']) . '%', 'LIKE')
->isNull('t.translation')
);
$sql_query->orderBy('s.source');
break;
case 'all' :
default:
$condition = db_or()
->condition('s.source', '%' . db_like($query['string']) . '%', 'LIKE');
if ($query['language'] != 'en') {
// Only search in translations if the language is not forced to English.
$condition->condition('t.translation', '%' . db_like($query['string']) . '%', 'LIKE');
}
$sql_query->condition($condition);
break;
}
// Add a condition on the text group.
if (!empty($query['group']) && $query['group'] != 'all') {
$sql_query->condition('s.textgroup', $query['group']);
}
$sql_query = $sql_query->extend('PagerDefault')->limit(50);
$locales = $sql_query->execute();
$groups = module_invoke_all('locale', 'groups');
$header = array(t('Text group'), t('String'), t('Context'), ($limit_language) ? t('Language') : t('Languages'), array('data' => t('Operations'), 'colspan' => '2'));
$strings = array();
foreach ($locales as $locale) {
if (!isset($strings[$locale->lid])) {
$strings[$locale->lid] = array(
'group' => $locale->textgroup,
'languages' => array(),
'location' => $locale->location,
'source' => $locale->source,
'context' => $locale->context,
);
}
if (isset($locale->language)) {
$strings[$locale->lid]['languages'][$locale->language] = $locale->translation;
}
}
$rows = array();
foreach ($strings as $lid => $string) {
$rows[] = array(
$groups[$string['group']],
array('data' => check_plain(truncate_utf8($string['source'], 150, FALSE, TRUE)) . '<br /><small>' . $string['location'] . '</small>'),
$string['context'],
array('data' => _locale_translate_language_list($string, $limit_language), 'align' => 'center'),
array('data' => l(t('edit'), "admin/config/regional/translate/edit/$lid", array('query' => drupal_get_destination())), 'class' => array('nowrap')),
array('data' => l(t('delete'), "admin/config/regional/translate/delete/$lid", array('query' => drupal_get_destination())), 'class' => array('nowrap')),
);
}
$output .= theme('table', array('header' => $header, 'rows' => $rows, 'empty' => t('No strings available.')));
$output .= theme('pager');
return $output;
}
/**
* Build array out of search criteria specified in request variables
*/
function _locale_translate_seek_query() {
$query = &drupal_static(__FUNCTION__);
if (!isset($query)) {
$query = array();
$fields = array('string', 'language', 'translation', 'group');
foreach ($fields as $field) {
if (isset($_SESSION['locale_translation_filter'][$field])) {
$query[$field] = $_SESSION['locale_translation_filter'][$field];
}
}
}
return $query;
}
/**
* Force the JavaScript translation file(s) to be refreshed.
*
* This function sets a refresh flag for a specified language, or all
* languages except English, if none specified. JavaScript translation
* files are rebuilt (with locale_update_js_files()) the next time a
* request is served in that language.
*
* @param $langcode
* The language code for which the file needs to be refreshed.
*
* @return
* New content of the 'javascript_parsed' variable.
*/
function _locale_invalidate_js($langcode = NULL) {
$parsed = variable_get('javascript_parsed', array());
if (empty($langcode)) {
// Invalidate all languages.
$languages = language_list();
unset($languages['en']);
foreach ($languages as $lcode => $data) {
$parsed['refresh:' . $lcode] = 'waiting';
}
}
else {
// Invalidate single language.
$parsed['refresh:' . $langcode] = 'waiting';
}
variable_set('javascript_parsed', $parsed);
return $parsed;
}
/**
* (Re-)Creates the JavaScript translation file for a language.
*
* @param $language
* The language, the translation file should be (re)created for.
*/
function _locale_rebuild_js($langcode = NULL) {
if (!isset($langcode)) {
global $language;
}
else {
// Get information about the locale.
$languages = language_list();
$language = $languages[$langcode];
}
// Construct the array for JavaScript translations.
// Only add strings with a translation to the translations array.
$result = db_query("SELECT s.lid, s.source, s.context, t.translation FROM {locales_source} s INNER JOIN {locales_target} t ON s.lid = t.lid AND t.language = :language WHERE s.location LIKE '%.js%' AND s.textgroup = :textgroup", array(':language' => $language->language, ':textgroup' => 'default'));
$translations = array();
foreach ($result as $data) {
$translations[$data->context][$data->source] = $data->translation;
}
// Construct the JavaScript file, if there are translations.
$data_hash = NULL;
$data = $status = '';
if (!empty($translations)) {
$data = "Drupal.locale = { ";
if (!empty($language->formula)) {
$data .= "'pluralFormula': function (\$n) { return Number({$language->formula}); }, ";
}
$data .= "'strings': " . drupal_json_encode($translations) . " };";
$data_hash = drupal_hash_base64($data);
}
// Construct the filepath where JS translation files are stored.
// There is (on purpose) no front end to edit that variable.
$dir = 'public://' . variable_get('locale_js_directory', 'languages');
// Delete old file, if we have no translations anymore, or a different file to be saved.
$changed_hash = $language->javascript != $data_hash;
if (!empty($language->javascript) && (!$data || $changed_hash)) {
file_unmanaged_delete($dir . '/' . $language->language . '_' . $language->javascript . '.js');
$language->javascript = '';
$status = 'deleted';
}
// Only create a new file if the content has changed or the original file got
// lost.
$dest = $dir . '/' . $language->language . '_' . $data_hash . '.js';
if ($data && ($changed_hash || !file_exists($dest))) {
// Ensure that the directory exists and is writable, if possible.
file_prepare_directory($dir, FILE_CREATE_DIRECTORY);
// Save the file.
if (file_unmanaged_save_data($data, $dest)) {
$language->javascript = $data_hash;
// If we deleted a previous version of the file and we replace it with a
// new one we have an update.
if ($status == 'deleted') {
$status = 'updated';
}
// If the file did not exist previously and the data has changed we have
// a fresh creation.
elseif ($changed_hash) {
$status = 'created';
}
// If the data hash is unchanged the translation was lost and has to be
// rebuilt.
else {
$status = 'rebuilt';
}
}
else {
$language->javascript = '';
$status = 'error';
}
}
// Save the new JavaScript hash (or an empty value if the file just got
// deleted). Act only if some operation was executed that changed the hash
// code.
if ($status && $changed_hash) {
db_update('languages')
->fields(array(
'javascript' => $language->javascript,
))
->condition('language', $language->language)
->execute();
// Update the default language variable if the default language has been altered.
// This is necessary to keep the variable consistent with the database
// version of the language and to prevent checking against an outdated hash.
$default_langcode = language_default('language');
if ($default_langcode == $language->language) {
$default = db_query("SELECT * FROM {languages} WHERE language = :language", array(':language' => $default_langcode))->fetchObject();
variable_set('language_default', $default);
}
}
// Log the operation and return success flag.
switch ($status) {
case 'updated':
watchdog('locale', 'Updated JavaScript translation file for the language %language.', array('%language' => t($language->name)));
return TRUE;
case 'rebuilt':
watchdog('locale', 'JavaScript translation file %file.js was lost.', array('%file' => $language->javascript), WATCHDOG_WARNING);
// Proceed to the 'created' case as the JavaScript translation file has
// been created again.
case 'created':
watchdog('locale', 'Created JavaScript translation file for the language %language.', array('%language' => t($language->name)));
return TRUE;
case 'deleted':
watchdog('locale', 'Removed JavaScript translation file for the language %language, because no translations currently exist for that language.', array('%language' => t($language->name)));
return TRUE;
case 'error':
watchdog('locale', 'An error occurred during creation of the JavaScript translation file for the language %language.', array('%language' => t($language->name)), WATCHDOG_ERROR);
return FALSE;
default:
// No operation needed.
return TRUE;
}
}
/**
* List languages in search result table
*/
function _locale_translate_language_list($string, $limit_language) {
// Add CSS.
drupal_add_css(drupal_get_path('module', 'locale') . '/locale.css');
// Include both translated and not yet translated target languages in the
// list. The source language is English for built-in strings and the default
// language for other strings.
$languages = language_list();
$default = language_default();
$omit = $string['group'] == 'default' ? 'en' : $default->language;
unset($languages[$omit]);
$output = '';
foreach ($languages as $langcode => $language) {
if (!$limit_language || $limit_language == $langcode) {
$output .= (!empty($string['languages'][$langcode])) ? $langcode . ' ' : "<em class=\"locale-untranslated\">$langcode</em> ";
}
}
return $output;
}
/**
* @} End of "locale-api-seek"
*/
/**
* @defgroup locale-api-predefined List of predefined languages
* @{
* API to provide a list of predefined languages.
*/
/**
* Prepares the language code list for a select form item with only the unsupported ones
*/
function _locale_prepare_predefined_list() {
include_once DRUPAL_ROOT . '/includes/iso.inc';
$languages = language_list();
$predefined = _locale_get_predefined_list();
foreach ($predefined as $key => $value) {
if (isset($languages[$key])) {
unset($predefined[$key]);
continue;
}
// Include native name in output, if possible
if (count($value) > 1) {
$tname = t($value[0]);
$predefined[$key] = ($tname == $value[1]) ? $tname : "$tname ($value[1])";
}
else {
$predefined[$key] = t($value[0]);
}
}
asort($predefined);
return $predefined;
}
/**
* @} End of "locale-api-languages-predefined"
*/
/**
* @defgroup locale-autoimport Automatic interface translation import
* @{
* Functions to create batches for importing translations.
*
* These functions can be used to import translations for installed
* modules.
*/
/**
* Prepare a batch to import translations for all enabled
* modules in a given language.
*
* @param $langcode
* Language code to import translations for.
* @param $finished
* Optional finished callback for the batch.
* @param $skip
* Array of component names to skip. Used in the installer for the
* second pass import, when most components are already imported.
*
* @return
* A batch structure or FALSE if no files found.
*/
function locale_batch_by_language($langcode, $finished = NULL, $skip = array()) {
// Collect all files to import for all enabled modules and themes.
$files = array();
$components = array();
$query = db_select('system', 's');
$query->fields('s', array('name', 'filename'));
$query->condition('s.status', 1);
if (count($skip)) {
$query->condition('name', $skip, 'NOT IN');
}
$result = $query->execute();
foreach ($result as $component) {
// Collect all files for all components, names as $langcode.po or
// with names ending with $langcode.po. This allows for filenames
// like node-module.de.po to let translators use small files and
// be able to import in smaller chunks.
$files = array_merge($files, file_scan_directory(dirname($component->filename) . '/translations', '/(^|\.)' . $langcode . '\.po$/', array('recurse' => FALSE)));
$components[] = $component->name;
}
return _locale_batch_build($files, $finished, $components);
}
/**
* Prepare a batch to run when installing modules or enabling themes.
*
* This batch will import translations for the newly added components
* in all the languages already set up on the site.
*
* @param $components
* An array of component (theme and/or module) names to import
* translations for.
* @param $finished
* Optional finished callback for the batch.
*/
function locale_batch_by_component($components, $finished = '_locale_batch_system_finished') {
$files = array();
$languages = language_list('enabled');
unset($languages[1]['en']);
if (count($languages[1])) {
$language_list = join('|', array_keys($languages[1]));
// Collect all files to import for all $components.
$result = db_query("SELECT name, filename FROM {system} WHERE status = 1");
foreach ($result as $component) {
if (in_array($component->name, $components)) {
// Collect all files for this component in all enabled languages, named
// as $langcode.po or with names ending with $langcode.po. This allows
// for filenames like node-module.de.po to let translators use small
// files and be able to import in smaller chunks.
$files = array_merge($files, file_scan_directory(dirname($component->filename) . '/translations', '/(^|\.)(' . $language_list . ')\.po$/', array('recurse' => FALSE)));
}
}
return _locale_batch_build($files, $finished);
}
return FALSE;
}
/**
* Build a locale batch from an array of files.
*
* @param $files
* Array of files to import.
* @param $finished
* Optional finished callback for the batch.
* @param $components
* Optional list of component names the batch covers. Used in the installer.
*
* @return
* A batch structure.
*/
function _locale_batch_build($files, $finished = NULL, $components = array()) {
$t = get_t();
if (count($files)) {
$operations = array();
foreach ($files as $file) {
// We call _locale_batch_import for every batch operation.
$operations[] = array('_locale_batch_import', array($file->uri));
}
$batch = array(
'operations' => $operations,
'title' => $t('Importing interface translations'),
'init_message' => $t('Starting import'),
'error_message' => $t('Error importing interface translations'),
'file' => 'includes/locale.inc',
// This is not a batch API construct, but data passed along to the
// installer, so we know what did we import already.
'#components' => $components,
);
if (isset($finished)) {
$batch['finished'] = $finished;
}
return $batch;
}
return FALSE;
}
/**
* Implements callback_batch_operation().
*
* Perform interface translation import as a batch step.
*
* @param $filepath
* Path to a file to import.
* @param $results
* Contains a list of files imported.
*/
function _locale_batch_import($filepath, &$context) {
// The filename is either {langcode}.po or {prefix}.{langcode}.po, so
// we can extract the language code to use for the import from the end.
if (preg_match('!(/|\.)([^\./]+)\.po$!', $filepath, $langcode)) {
$file = (object) array('filename' => drupal_basename($filepath), 'uri' => $filepath);
_locale_import_read_po('db-store', $file, LOCALE_IMPORT_KEEP, $langcode[2]);
$context['results'][] = $filepath;
}
}
/**
* Implements callback_batch_finished().
*
* Finished callback of system page locale import batch.
* Inform the user of translation files imported.
*/
function _locale_batch_system_finished($success, $results) {
if ($success) {
drupal_set_message(format_plural(count($results), 'One translation file imported for the newly installed modules.', '@count translation files imported for the newly installed modules.'));
}
}
/**
* Implements callback_batch_finished().
*
* Finished callback of language addition locale import batch.
* Inform the user of translation files imported.
*/
function _locale_batch_language_finished($success, $results) {
if ($success) {
drupal_set_message(format_plural(count($results), 'One translation file imported for the enabled modules.', '@count translation files imported for the enabled modules.'));
}
}
/**
* @} End of "locale-autoimport"
*/
/**
* Get list of all predefined and custom countries.
*
* @return
* An array of all country code => country name pairs.
*/
function country_get_list() {
include_once DRUPAL_ROOT . '/includes/iso.inc';
$countries = _country_get_predefined_list();
// Allow other modules to modify the country list.
drupal_alter('countries', $countries);
return $countries;
}
/**
* Save locale specific date formats to the database.
*
* @param $langcode
* Language code, can be 2 characters, e.g. 'en' or 5 characters, e.g.
* 'en-CA'.
* @param $type
* Date format type, e.g. 'short', 'medium'.
* @param $format
* The date format string.
*/
function locale_date_format_save($langcode, $type, $format) {
$locale_format = array();
$locale_format['language'] = $langcode;
$locale_format['type'] = $type;
$locale_format['format'] = $format;
$is_existing = (bool) db_query_range('SELECT 1 FROM {date_format_locale} WHERE language = :langcode AND type = :type', 0, 1, array(':langcode' => $langcode, ':type' => $type))->fetchField();
if ($is_existing) {
$keys = array('type', 'language');
drupal_write_record('date_format_locale', $locale_format, $keys);
}
else {
drupal_write_record('date_format_locale', $locale_format);
}
}
/**
* Select locale date format details from database.
*
* @param $languages
* An array of language codes.
*
* @return
* An array of date formats.
*/
function locale_get_localized_date_format($languages) {
$formats = array();
// Get list of different format types.
$format_types = system_get_date_types();
$short_default = variable_get('date_format_short', 'm/d/Y - H:i');
// Loop through each language until we find one with some date formats
// configured.
foreach ($languages as $language) {
$date_formats = system_date_format_locale($language);
if (!empty($date_formats)) {
// We have locale-specific date formats, so check for their types. If
// we're missing a type, use the default setting instead.
foreach ($format_types as $type => $type_info) {
// If format exists for this language, use it.
if (!empty($date_formats[$type])) {
$formats['date_format_' . $type] = $date_formats[$type];
}
// Otherwise get default variable setting. If this is not set, default
// to the short format.
else {
$formats['date_format_' . $type] = variable_get('date_format_' . $type, $short_default);
}
}
// Return on the first match.
return $formats;
}
}
// No locale specific formats found, so use defaults.
$system_types = array('short', 'medium', 'long');
// Handle system types separately as they have defaults if no variable exists.
$formats['date_format_short'] = $short_default;
$formats['date_format_medium'] = variable_get('date_format_medium', 'D, m/d/Y - H:i');
$formats['date_format_long'] = variable_get('date_format_long', 'l, F j, Y - H:i');
// For non-system types, get the default setting, otherwise use the short
// format.
foreach ($format_types as $type => $type_info) {
if (!in_array($type, $system_types)) {
$formats['date_format_' . $type] = variable_get('date_format_' . $type, $short_default);
}
}
return $formats;
}
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