pay/config/base.php

<?php

$config['base'] = array
(
	# 支付组件支持的支付
	'pay' => array
	(
		'type' => array
		(
			'wechat' => '微信支付',
			'alipay' => '支付宝',
			'cmbc' => '招商支付',
		),

		'status' => array
		(
			1 => '待支付',
			2 => '已支付',
			3 => '支付失败',
			//4 => '申请退款',
    		5 => '已退款',
		),
	),

	'pay_notify' => '',

	'pay_order' => 1,
);

return $config;