<?php
/**
*
* @ This file is created by deZender.Net
* @ deZender (PHP5 Decoder for SourceGuardian & phpSHIELD)
*
* @	Version			:	1.1.6.0
* @	Author			:	DeZender
* @	Release on		:	02.06.2013
* @	Official site	:	http://DeZender.Net
*
*/

	/**
* Licensing Class.
*
* @author Andy Rockwell <andy@solidphp.com>
*/
	class licensing {
		/**
	* Validate licensing
	*
	* @param string $api_fingerprint
	* @param string $server
	* @param string $RPC
	* @param string $license
	* @return mixed string on error; array on success
	*/
		public function validate_license($api_fingerprint, $server, $RPC, $license) {
			$returned = licensing::parse_xml( licensing::validate_local_key(  ) );

			if (( $returned['status'] == 'grab_new_key' || $returned['status'] == 'expired' )) {
				$returned = licensing::parse_xml( licensing::go_remote( $method, $server, $license ) );

				if (empty( $returned )) {
					$returned['status'] = 'invalid';
				}


				if (( $returned['status'] == 'active' || $returned['status'] == 'reissued' )) {
					licensing::go_remote_api( $RPC, $api_fingerprint, $license );
					$returned = licensing::parse_xml( licensing::validate_local_key( true ) );
				}
			}


			if (( $returned['status'] != 'active' && $returned['status'] != 'reissued' )) {
				if (empty( $returned )) {
					$returned['status'] = 'invalid';
				}

				$errors = false;

				if ($returned['status'] == 'suspended') {
					$errors = 'This license has been suspended.';
				} else {
					if ($returned['status'] == 'pending') {
						$errors = 'This license is pending admin approval.';
					} else {
						if ($returned['status'] == 'expired') {
							$errors = 'This license is expired.';
						} else {
							if ($returned['status'] == 'renew') {
								$errors = $returned['message'];
							} else {
								if (( $returned['status'] == 'active' && strcmp( md5( 'a666d67aae067313345c74abd7b666b0' . $token ), $returned['access_token'] ) != 0 )) {
									$errors = 'This license has an invalid checksum.';
								} else {
									$errors = 'This license appears to be invalid.';
								}
							}
						}
					}
				}
			}

			return ($errors ? $errors : $returned);
		}

		/**
	* Write the local license key to somewhere.
	*
	* @param string $local_key		The local key data to write.
	* @return You choose.
	*/
		public function store_local_key($local_key) {
			$count = mysql_fetch_row( mysql_query( 'select count(*) from settings where set_name=\'license_local_key\'' ) );
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