<?php 
if (isset($set_modules) && $set_modules == TRUE)
{
    $i = isset($modules) ? count($modules) : 0;

    $modules[$i]['code']    = basename(__FILE__, '.class.php');
    $modules[$i]['name']    = L('chinabank', '', 'pay');   
    $modules[$i]['desc']    = L('chinabank_tip', '', 'pay');
    $modules[$i]['is_cod']  = '0';
    $modules[$i]['is_online']  = '1';
    $modules[$i]['author']  = 'PHPCMS开发团队';
    $modules[$i]['website'] = 'http://www.chinabank.com.cn';
    $modules[$i]['version'] = '1.0.0';
    $modules[$i]['config']  = array(
     	array('name' => 'chinabank_account','type' => 'text','value' => ''),
        array('name' => 'chinabank_key','type' => 'text','value' => ''),
    );

    return;
}
pc_base::load_app_class('pay_abstract','','0');

class Chinabank extends paymentabstract{
	
	public function __construct($config = array()) {	
		if (!empty($config)) $this->set_config($config);
      
		$this->config['gateway_url'] = 'https://pay3.chinabank.com.cn/PayGate';
		$this->config['gateway_method'] = 'POST';
		$this->config['return_url'] = return_url('chinabank');
		pc_base::load_app_func('alipay');
	}

	public function getpreparedata() {		
		$prepare_data['v_mid'] = $this->config['chinabank_account'];
		$prepare_data['v_url'] = $this->config['return_url'];
		
		$prepare_data['v_moneytype'] = 'CNY';
		$prepare_data['return_url'] = $this->config['return_url'];		
		
		// 商品信息
		$prepare_data['v_rcvname'] = $this->product_info['name'];
		$prepare_data['v_amount'] = $this->product_info['price'];
		
		//订单信息
		$prepare_data['v_oid'] = $this->order_info['id'];

		//买家信息
		$prepare_data['v_rcvmobile'] = $this->customer_info['telephone'];
		$prepare_data['v_rcvemail'] = $this->order_info['buyer_email'];
		
		//备注		
		$prepare_data['remark1'] = $this->product_info['body'];
		
		$data =$prepare_data['v_amount'].$prepare_data['v_moneytype'].$prepare_data['v_oid'].$prepare_data['v_mid'].$prepare_data['v_url'].$this->config['chinabank_key']; 
		// 数字签名
		$prepare_data['v_md5info'] = strtoupper(md5($data));
		
		return $prepare_data;
	}
	
	/**
	 * 客户端接收数据
	 * 状态码说明  （0 交易完成 1 交易失败 2 交易超时 3 交易处理中 4 交易未支付）
	 */
    public function receive() {
    	$receive_data = $this->filterParameter($_POST);
    	$receive_data = arg_sort($receive_data);
    	if ($receive_data) {
			$v_oid     =trim($receive_data['v_oid']);
			$v_pmode   =trim($receive_data['v_pmode']);  
			$v_pstatus =trim($receive_data['v_pstatus']);
			$v_pstring =trim($receive_data['v_pstring']);
			$v_amount  =trim($receive_data['v_amount']);
			$v_moneytype  =trim($receive_data['v_moneytype']);
			$remark1   =trim($receive_data['remark1' ]);
			$remark2   =trim($receive_data['remark2' ]);
			$v_md5str  =trim($receive_data['v_md5str' ]); 
			$md5string=strtoupper(md5($v_oid.$v_pstatus.$v_amount.$v_moneytype.$this->config['chinabank_key']));
			if ($v_md5str==$md5string) {
				$return_data['order_id'] = $v_oid;
				$return_data['order_total'] = $v_amount;
				$return_data['price'] = $v_amount;
				if($v_pstatus=="20") {
					$return_data['order_status'] = 0;
					return $return_data;
				} else {
					error_log(date('m-d H:i:s',SYS_TIME).'| chinabank GET: order_status=30 |'."\r\n", 3, CACHE_PATH.'pay_error_log.php');
					return false;
				}
			} else { 
				showmessage(L('illegal_sign'));
				return false;
			}
		} else {
			
			error_log(date('m-d H:i:s',SYS_TIME).'| GET: no return |'."\r\n", 3, CACHE_PATH.'pay_error_log.php');
			showmessage(L('illegal_return'));
			return false;
		}   	
    }	

    /**
	 * POST接收数据
	 * 状态码说明  （0 交易完成 1 交易失败 2 交易超时 3 交易处理中 4 交易未支付）
	 */
    public function notify() {
    	$receive_data = $this->filterParameter($_POST);
    	$receive_data = arg_sort($receive_data);
    	if ($receive_data) {
			$v_oid     =trim($receive_data['v_oid']);
			$v_pmode   =trim($receive_data['v_pmode']);  
			$v_pstatus =trim($receive_data['v_pstatus']);
			$v_pstring =trim($receive_data['v_pstring']);
			$v_amount  =trim($receive_data['v_amount']);
			$v_moneytype  =trim($receive_data['v_moneytype']);
			$remark1   =trim($receive_data['remark1' ]);
			$remark2   =trim($receive_data['remark2' ]);
			$v_md5str  =trim($receive_data['v_md5str' ]); 

			$md5string=strtoupper(md5($v_oid.$v_pstatus.$v_amount.$v_moneytype.$this->config['chinabank_key']));
			if ($v_md5str==$md5string) {
				$return_data['order_id'] = $v_oid;
				$return_data['order_total'] = $v_amount;
				$return_data['price'] = $v_amount;
				if($v_pstatus=="20") {
					$return_data['order_status'] = 0;
				} else {
					error_log(date('m-d H:i:s',SYS_TIME).'| chinabank notify: order_status=30 |'."\r\n", 3, CACHE_PATH.'pay_error_log.php');
					return false;
				}
			} else { 
				return false;
			}
		} else {
			
			error_log(date('m-d H:i:s',SYS_TIME).'| notify: no return |'."\r\n", 3, CACHE_PATH.'pay_error_log.php');
			return false;
		}  	
    }
    	
    /**
     * 相应服务器应答状态
     * @param $result
     */
    public function response($result) {
    	if (FALSE == $result) echo 'ok';
		else echo 'success';
    }
    
    /**
     * 返回字符过滤
     * @param $parameter
     */
	private function filterParameter($parameter)
	{
		$para = array();
		foreach ($parameter as $key => $value)
		{
			if ('sign' == $key || 'sign_type' == $key || '' == $value || 'm' == $key  || 'a' == $key  || 'c' == $key   || 'code' == $key ) continue;
			else $para[$key] = $value;
		}
		return $para;
	}
}
?>