账户设置->API安全->下载证书，证书路径在第207行和210行修改 * 2.错误码参照 ：https://pay.weixin.qq.com/wiki/doc/api/tools/mch_pay.php?chapter=14_2 */ /** * 企业付款 * @param string $platform openid所属平台，media_platform：公众号，mini_program：小程序 * @param string $openid 调用【网页授权获取用户信息】接口获取到用户在该公众号下的Openid * @param float $totalFee 收款总费用 单位元 * @param string $outTradeNo 唯一的订单号 * @param string $desc 企业付款操作说明信息 * @param string $trueName 用户真实姓名，不传递则不校验 * @return boolean */ public static function pay($platform, $openid, $totalFee, $outTradeNo, $desc = "付款", $trueName = "") { $epay = get_addon_info('epay'); if (!$epay) { throw new \Exception("请安装[微信支付宝整合-epay]插件"); } $config = get_addon_config('epay')['wechat']; if ($platform == 'media_platform') { $appid = $config['app_id']; } if ($platform == 'mini_program') { $appid = $config['miniapp_id']; } $unified = array( 'mch_appid' => $appid, 'mchid' => $config['mch_id'], 'nonce_str' => self::createNonceStr(), 'openid' => $openid, 'check_name' => 'NO_CHECK', //校验用户姓名选项。NO_CHECK：不校验真实姓名，FORCE_CHECK：强校验真实姓名 'partner_trade_no' => $outTradeNo, 'spbill_create_ip' => '127.0.0.1', 'amount' => intval($totalFee * 100), //单位 转为分 'desc' => $desc, ); if ($trueName) { $unified['check_name'] = 'FORCE_CHECK'; $unified['re_user_name'] = 'trueName'; } $unified['sign'] = self::getSign($unified, $config['key']); $responseXml = \fast\Http::post('https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers', self::arrayToXml($unified), [ CURLOPT_SSLCERTTYPE => 'PEM', CURLOPT_SSLCERT => ADDON_PATH . $config['cert_client'], CURLOPT_SSLKEYTYPE => 'PEM', CURLOPT_SSLKEY => ADDON_PATH . $config['cert_key'], ]); $unifiedOrder = simplexml_load_string($responseXml, 'SimpleXMLElement', LIBXML_NOCDATA); if ($unifiedOrder === false) { throw new \Exception("parse xml error"); } if ($unifiedOrder->return_code != 'SUCCESS') { throw new \Exception($unifiedOrder->return_msg); } if ($unifiedOrder->result_code != 'SUCCESS') { throw new \Exception($unifiedOrder->err_code_des); } return true; } public static function createNonceStr($length = 16) { $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'; $str = ''; for ($i = 0; $i < $length; $i++) { $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1); } return $str; } public static function arrayToXml($arr) { $xml = ""; foreach ($arr as $key => $val) { if (is_numeric($val)) { $xml .= "<" . $key . ">" . $val . ""; } else { $xml .= "<" . $key . ">"; } } $xml .= ""; return $xml; } public static function getSign($params, $key) { ksort($params, SORT_STRING); $unSignParaString = self::formatQueryParaMap($params, false); $signStr = strtoupper(md5($unSignParaString . "&key=" . $key)); return $signStr; } protected static function formatQueryParaMap($paraMap, $urlEncode = false) { $buff = ""; ksort($paraMap); foreach ($paraMap as $k => $v) { if (null != $v && "null" != $v) { if ($urlEncode) { $v = urlencode($v); } $buff .= $k . "=" . $v . "&"; } } $reqPar = ''; if (strlen($buff) > 0) { $reqPar = substr($buff, 0, strlen($buff) - 1); } return $reqPar; } }