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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @package Zend_I18n
*/
namespace Zend\I18n\Translator\Loader;
use Zend\Config\Reader\Ini as IniReader;
use Zend\I18n\Exception;
use Zend\I18n\Translator\Plural\Rule as PluralRule;
use Zend\I18n\Translator\TextDomain;
/**
* PHP INI format loader.
*
* @category Zend
* @package Zend_I18n
* @subpackage Translator
*/
class Ini implements FileLoaderInterface
{
/**
* load(): defined by FileLoaderInterface.
*
* @see FileLoaderInterface::load()
* @param string $locale
* @param string $filename
* @return TextDomain|null
* @throws Exception\InvalidArgumentException
*/
public function load($locale, $filename)
{
if (!is_file($filename) || !is_readable($filename)) {
throw new Exception\InvalidArgumentException(sprintf(
'Could not open file %s for reading',
$filename
));
}
$messages = array();
$iniReader = new IniReader();
$messagesNamespaced = $iniReader->fromFile($filename);
$list = $messagesNamespaced;
if(isset($messagesNamespaced['translation'])) {
$list = $messagesNamespaced['translation'];
}
foreach($list as $message) {
if(!is_array($message) || count($message) < 2) {
throw new Exception\InvalidArgumentException(
'Each INI row must be an array with message and translation'
);
}
if(isset($message['message']) && isset($message['translation'])) {
$messages[$message['message']] = $message['translation'];
continue;
}
$messages[array_shift($message)] = array_shift($message);
}
if (!is_array($messages)) {
throw new Exception\InvalidArgumentException(sprintf(
'Expected an array, but received %s',
gettype($messages)
));
}
$textDomain = new TextDomain($messages);
if (array_key_exists('plural', $messagesNamespaced)) {
if (isset($messagesNamespaced['plural']['plural_forms'])) {
$textDomain->setPluralRule(
PluralRule::fromString($messagesNamespaced['plural']['plural_forms'])
);
}
}
return $textDomain;
}
}
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