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|
<?php
namespace Core;
/**
* Translator class
*
* @package core
* @author Frederic Guillot
*/
class Translator
{
/**
* Locale path
*
* @var string
*/
const PATH = 'app/Locale';
/**
* Locale
*
* @static
* @access private
* @var array
*/
private static $locales = array();
/**
* Instance
*
* @static
* @access private
* @var Translator
*/
private static $instance = null;
/**
* Get instance
*
* @static
* @access public
* @return Translator
*/
public static function getInstance()
{
if (self::$instance === null) {
self::$instance = new self;
}
return self::$instance;
}
/**
* Get a translation
*
* $translator->translate('I have %d kids', 5);
*
* @access public
* @param string $identifier Default string
* @return string
*/
public function translate($identifier)
{
$args = func_get_args();
array_shift($args);
array_unshift($args, $this->get($identifier, $identifier));
foreach ($args as &$arg) {
$arg = htmlspecialchars($arg, ENT_QUOTES, 'UTF-8', false);
}
return call_user_func_array(
'sprintf',
$args
);
}
/**
* Get a translation with no HTML escaping
*
* $translator->translateNoEscaping('I have %d kids', 5);
*
* @access public
* @param string $identifier Default string
* @return string
*/
public function translateNoEscaping($identifier)
{
$args = func_get_args();
array_shift($args);
array_unshift($args, $this->get($identifier, $identifier));
return call_user_func_array(
'sprintf',
$args
);
}
/**
* Get a formatted number
*
* $translator->number(1234.56);
*
* @access public
* @param float $number Number to format
* @return string
*/
public function number($number)
{
return number_format(
$number,
$this->get('number.decimals', 2),
$this->get('number.decimals_separator', '.'),
$this->get('number.thousands_separator', ',')
);
}
/**
* Get a formatted currency number
*
* $translator->currency(1234.56);
*
* @access public
* @param float $amount Number to format
* @return string
*/
public function currency($amount)
{
$position = $this->get('currency.position', 'before');
$symbol = $this->get('currency.symbol', '$');
$str = '';
if ($position === 'before') {
$str .= $symbol;
}
$str .= $this->number($amount);
if ($position === 'after') {
$str .= ' '.$symbol;
}
return $str;
}
/**
* Get a formatted datetime
*
* $translator->datetime('%Y-%m-%d', time());
*
* @access public
* @param string $format Format defined by the strftime function
* @param integer $timestamp Unix timestamp
* @return string
*/
public function datetime($format, $timestamp)
{
if (! $timestamp) {
return '';
}
$format = $this->get($format, $format);
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
$format = str_replace('%e', '%d', $format);
$format = str_replace('%k', '%H', $format);
}
return strftime($format, (int) $timestamp);
}
/**
* Get an identifier from the translations or return the default
*
* @access public
* @param string $identifier Locale identifier
* @param string $default Default value
* @return string
*/
public function get($identifier, $default = '')
{
if (isset(self::$locales[$identifier])) {
return self::$locales[$identifier];
}
else {
return $default;
}
}
/**
* Load translations
*
* @static
* @access public
* @param string $language Locale code: fr_FR
* @param string $path Locale folder
*/
public static function load($language, $path = self::PATH)
{
setlocale(LC_TIME, $language.'.UTF-8', $language);
$filename = $path.DIRECTORY_SEPARATOR.$language.DIRECTORY_SEPARATOR.'translations.php';
if (file_exists($filename)) {
self::$locales = array_merge(self::$locales, require($filename));
}
}
/**
* Clear locales stored in memory
*
* @static
* @access public
*/
public static function unload()
{
self::$locales = array();
}
}
|
