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add optional (since it uses a session cookie) language selection

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This commit is contained in:
El RIDO
2015-09-19 11:21:13 +02:00
parent 47efedf23c
commit a111357fae
12 changed files with 390 additions and 41 deletions
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158
lib/i18n.php
View File

@@ -26,6 +26,33 @@ class i18n
*/
protected static $_language = 'en';
/**
* language labels
*
* @access protected
* @static
* @var array
*/
protected static $_languageLabels = array();
/**
* available languages
*
* @access protected
* @static
* @var array
*/
protected static $_availableLanguages = array();
/**
* path to language files
*
* @access protected
* @static
* @var string
*/
protected static $_path = '';
/**
* translation cache
*
@@ -94,36 +121,57 @@ class i18n
*
* From: http://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
*
* @access protected
* @access public
* @static
* @return void
*/
public static function loadTranslations()
{
// find a matching translation file
$availableLanguages = array();
$path = PUBLIC_PATH . DIRECTORY_SEPARATOR . 'i18n';
$i18n = dir($path);
while (false !== ($file = $i18n->read()))
{
if (preg_match('/^([a-z]{2}).json$/', $file, $match) === 1)
{
$availableLanguages[] = $match[1];
}
}
$availableLanguages = self::getAvailableLanguages();
$match = self::_getMatchingLanguage(
self::getBrowserLanguages(), $availableLanguages
);
// load translations
if ($match != 'en')
// check if the lang cookie was set and that language exists
if (array_key_exists('lang', $_COOKIE) && in_array($_COOKIE['lang'], $availableLanguages))
{
self::$_language = $match;
self::$_translations = json_decode(
file_get_contents($path . DIRECTORY_SEPARATOR . $match . '.json'),
true
$match = $_COOKIE['lang'];
}
// find a translation file matching the browsers language preferences
else
{
$match = self::_getMatchingLanguage(
self::getBrowserLanguages(), $availableLanguages
);
}
// load translations
self::$_language = $match;
self::$_translations = ($match == 'en') ? array() : json_decode(
file_get_contents(self::_getPath($match . '.json')),
true
);
}
/**
* get list of available translations based on files found
*
* @access public
* @static
* @return array
*/
public static function getAvailableLanguages()
{
if (count(self::$_availableLanguages) == 0)
{
$i18n = dir(self::_getPath());
while (false !== ($file = $i18n->read()))
{
if (preg_match('/^([a-z]{2}).json$/', $file, $match) === 1)
{
self::$_availableLanguages[] = $match[1];
}
}
self::$_availableLanguages[] = 'en';
}
return self::$_availableLanguages;
}
/**
@@ -131,6 +179,8 @@ class i18n
*
* From: http://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
*
* @access public
* @static
* @return array
*/
public static function getBrowserLanguages()
@@ -165,12 +215,64 @@ class i18n
return $languages;
}
/**
* get currently loaded language
*
* @access public
* @static
* @return string
*/
public static function getLanguage()
{
return self::$_language;
}
/**
* get list of language labels
*
* Only for given language codes, otherwise all labels.
*
* @access public
* @static
* @param array $languages
* @return array
*/
public static function getLanguageLabels($languages = array())
{
$file = self::_getPath('languages.json');
if (count(self::$_languageLabels) == 0 && is_readable($file))
{
self::$_languageLabels = json_decode(file_get_contents($file), true);
}
if (count($languages) == 0) return self::$_languageLabels;
return array_intersect_key(self::$_languageLabels, array_flip($languages));
}
/**
* get language file path
*
* @access protected
* @static
* @param string $file
* @return string
*/
protected static function _getPath($file = '')
{
if (strlen(self::$_path) == 0)
{
self::$_path = PUBLIC_PATH . DIRECTORY_SEPARATOR . 'i18n';
}
return self::$_path . (strlen($file) ? DIRECTORY_SEPARATOR . $file : '');
}
/**
* determines the plural form to use based on current language and given number
*
* From: http://localization-guide.readthedocs.org/en/latest/l10n/pluralforms.html
*
* @param int $n
* @access protected
* @static
* @param int $n
* @return int
*/
protected static function _getPluralForm($n)
@@ -191,8 +293,10 @@ class i18n
*
* From: http://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
*
* @param array $acceptedLanguages
* @param array $availableLanguages
* @access protected
* @static
* @param array $acceptedLanguages
* @param array $availableLanguages
* @return string
*/
protected static function _getMatchingLanguage($acceptedLanguages, $availableLanguages) {
@@ -247,8 +351,10 @@ class i18n
*
* From: http://stackoverflow.com/questions/3770513/detect-browser-language-in-php#3771447
*
* @param string $a
* @param string $b
* @access protected
* @static
* @param string $a
* @param string $b
* @return float
*/
protected static function _matchLanguage($a, $b) {

10
lib/zerobin.php
View File

@@ -659,6 +659,14 @@ class zerobin
// translate all the formatter options
$formatters = array_map(array('i18n', 'translate'), $this->_conf['formatter_options']);
// set language cookie if that functionality was enabled
$languageselection = '';
if ($this->_getMainConfig('languageselection', false))
{
$languageselection = i18n::getLanguage();
setcookie('lang', $languageselection);
}
$page = new RainTPL;
$page::$path_replace = false;
// we escape it here because ENT_NOQUOTES can't be used in RainTPL templates
@@ -678,6 +686,8 @@ class zerobin
$page->assign('PASSWORD', $this->_getMainConfig('password', true));
$page->assign('FILEUPLOAD', $this->_getMainConfig('fileupload', false));
$page->assign('BASE64JSVERSION', $this->_getMainConfig('base64version', '2.1.9'));
$page->assign('LANGUAGESELECTION', $languageselection);
$page->assign('LANGUAGES', i18n::getLanguageLabels(i18n::getAvailableLanguages()));
$page->assign('EXPIRE', $expire);
$page->assign('EXPIREDEFAULT', $this->_conf['expire']['default']);
$page->draw($this->_getMainConfig('template', 'page'));