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//var/www/50mmla/blog/wp-content/plugins/nextgen-gallery/lib/locale.php

<?php
if ( !class_exists('ngg_locale') ) :
/**
 * Install locale files from WordPress.org plugin repository
 * 
 * @version 1.0.0
 * @author Alex Rabe
 * @copyright 2010
 * @package NextGEN Gallery
 * @since 1.5.0
 */

class ngg_locale {

/**
     * Current locale
     *
     * @var string
     */
    var $locale = '';

/**
     * Plugin domain name
     *
     * @var string
     */
    var $domain = 'nggallery';

/**
     * URL to the translation files
     *
     * @var string
     */
    var $remote_locale_url = 'http://nextgen-gallery.googlecode.com/files/';

/**
     * Plugin path to the langauage files 
     *
     * @var string
     */
    var $plugin_locale_path = 'lang';

/**
     * Server path to the locale file on the server
     *
     * @var string
     */
    var $mo_file = '';

/**
     * URL to the locale file from the remote server
     *
     * @var string
     */
    var $mo_url = '';
    
	/**
     * Repsonse code for request
     *
     * @var array
     */
    var $repsonse = '';

/**
     * PHP4 compatibility layer for calling the PHP5 constructor.
     * 
     */
    function install_locale() {
        return $this->__construct();
    }

/**
     * Init the Database Abstraction layer for NextGEN Gallery
     * 
     */ 
    function __construct() {
    	$this->plugin_locale_path = NGGALLERY_ABSPATH . 'lang/';
    	$this->locale = get_locale();

$this->mo_file = trailingslashit($this->plugin_locale_path) . $this->domain . '-' . $this->locale . '.mo';
		$this->mo_url  = trailingslashit($this->remote_locale_url) . $this->domain . '-' . $this->locale . '.mo';
    }
    
	/**
	 * This functions checks if a translation is at wp.org available
	 * Please note, if a language file is already loaded it exits as well
	 *
	 * @return string result of check ( default | installed | not_exist | available )
	 */
    function check() {
    	
    	// we do not need to check for translation if you use english
    	if ( ($this->locale == 'en_US') )
    		return 'default';
		
		$this->response = wp_remote_get($this->mo_url, array('timeout' => 300));
    		
    	// if a language file exist, do not load it again
		if ( is_readable( $this->mo_file ) ) 
			return 'installed';

// if no translation file exists exit the check
		if ( is_wp_error($this->response) || $this->response['response']['code'] != '200' )
			return 'not_exist';
		
		return 'available';		
    }

/**
	 * Downloads a locale to the plugin folder using the WordPress HTTP Class.
	 *
	 * @author taken from WP core 
	 * @return mixed WP_Error on failure, true on success.
	 */
	function download_locale() {
		
		$url = $this->mo_url;

if ( ! $url )
			return new WP_Error('http_no_url', __('Invalid URL Provided.'));
	
		$filename = $this->mo_file;
		if ( ! $filename )
			return new WP_Error('http_no_file', __('Could not create Temporary file.'));
	
		$handle = @fopen($filename, 'wb');
		if ( ! $handle )
			return new WP_Error('http_no_file', __('Could not create Temporary file.'));
	
		$response = wp_remote_get($url, array('timeout' => 300));

if ( is_wp_error($response) ) {
			fclose($handle);
			unlink($filename);
			return $response;
		}
	
		if ( $response['response']['code'] != '200' ){
			fclose($handle);
			unlink($filename);
			return new WP_Error('http_404', trim($response['response']['message']));
		}
	
		fwrite($handle, $response['body']);
		fclose($handle);
	
		return true;
	}

}
endif;
?>