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<?php
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defined('BASEPATH') OR exit('No direct script access allowed');
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global $__WX_SITE_NAME__;
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class WxpayService extends CI_Controller {
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protected $wx_site_config;
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public function __construct(){
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parent::__construct();
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bcscale(2);
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$this->load->helper('payment');
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$this->config->load('wxpay', true);
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$this->load->model('Online_payment_note_model', 'note_model');
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$this->load->model('Online_payment_account_model', 'account_model');
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}
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public function index()
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{
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}
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public function notify($site='cht')
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{
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error_reporting(0);
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// log_message('error','notify begin ----');
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$response['return_code'] = 'FAIL';
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$response['return_msg'] = '';
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$GLOBALS['__WX_SITE_NAME__'] = $site;
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$this->wx_site_config = $this->config->item($GLOBALS['__WX_SITE_NAME__'], 'wxpay');
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$raw_post_data = file_get_contents('php://input');
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// log_message('error',var_export($raw_post_data, 1));
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if (empty($raw_post_data) ){
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# 如果没有数据，直接返回失败
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return $this->response_to_wx($response);
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}
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//获取通知的数据
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$xml = $raw_post_data;
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$xml_arr = from_xml($xml);
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// log_message('error',var_export($xml_arr, 1));
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if ($this->check_sign($xml_arr) !== true) {
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return $this->response_to_wx($response);
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}
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// 入库保存异步通知
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if ( strval($xml_arr['result_code']) !== "SUCCESS" ) {
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$response['return_code'] = 'SUCCESS';
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$response['return_msg'] = 'OK';
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} else {
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$xml_arr['total_fee'] = bcdiv($xml_arr['total_fee'], $this->config->item('currency_unit', 'wxpay'));
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$ssje = $this->account_model->get_ssje($xml_arr['total_fee'], str_replace("CNY", "RMB", strtoupper($xml_arr['fee_type'])), $this->config->item('method_code', 'wxpay'));
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$save_column = array();
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$save_column['OPN_transactionId'] = $xml_arr['transaction_id'];
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$save_column['OPN_orderId'] = $xml_arr['out_trade_no'];
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$save_column['OPN_rawOrderId'] = $xml_arr['out_trade_no'];
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$save_column['OPN_invoiceId'] = $xml_arr['out_trade_no'];
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$save_column['OPN_subject'] = $xml_arr['attach'];
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$save_column['OPN_currency'] = $xml_arr['fee_type'];
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$save_column['OPN_orderAmount'] = $xml_arr['total_fee'];
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$save_column['OPN_payAmount'] = $xml_arr['total_fee'];
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$save_column['OPN_transactionResult'] = 'completed';
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$save_column['OPN_resultCode'] = $xml_arr['result_code'];
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$save_column['OPN_resultMsg'] = isset($xml_arr['return_msg']) ? $xml_arr['return_msg'] : $xml_arr['result_code'];
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$save_column['OPN_errCode'] = isset($xml_arr['err_code']) ? $xml_arr['err_code'] : NULL;
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$save_column['OPN_errMsg'] = isset($xml_arr['err_code_des']) ? $xml_arr['err_code_des'] : NULL;
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$save_column['OPN_acquiringTime'] = date('Y-m-d H:i:s',strtotime($xml_arr['time_end']));
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$save_column['OPN_completeTime'] = date('Y-m-d H:i:s',strtotime($xml_arr['time_end']));
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$save_column['OPN_remark'] = $xml_arr['attach'];
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$save_column['OPN_payerLogId'] = $xml_arr['openid'];
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$save_column['OPN_payerStatus'] = $xml_arr['is_subscribe']==='Y' ? "subscribed" : NULL;
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$save_column['OPN_fundSource'] = $site;
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$save_column['OPN_entryAmountCNY'] = floatval($ssje);
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$save_column['OPN_rawContent'] = json_encode($xml_arr);
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$save_column['OPN_noticeTime'] = date('Y-m-d H:i:s');
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// $save_column['OPN_noticeType'] = intval($xml_arr['total_fee'])>0 ? 'pay' : 'refund';
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$save_column['OPN_noticeType'] = 'pay';
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$save_column['OPN_noticeSendStatus'] = 'unsend';
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$save_column['OPN_noticeSendTime'] = NULL;
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$save_column['OPN_accountMethod'] = $this->config->item('method_code', 'wxpay');
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if ( $this->note_model->insert_note($save_column) ) {
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$response['return_code'] = 'SUCCESS';
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$response['return_msg'] = 'OK';
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}
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}
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return $this->response_to_wx($response);
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}
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public function download_all_bill()
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{
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$all_account = explode(",", $this->config->item('all_account', 'wxpay'));
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foreach ($all_account as $account) {
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$this->download_bill($account);
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}
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return;
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}
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public function download_bill($target_account)
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{
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$GLOBALS['__WX_SITE_NAME__'] = $target_account;
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// 只能下载最近三个月内的账单
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$bill_date = $this->input->get_post("date");
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$bill_date = $bill_date ? $bill_date : date("Ymd", strtotime("-1 day"));
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$bill_type = 'ALL';
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$this->load->model('WxpayQueryContentBuilder', 'query_builder');
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$this->query_builder->set_bill_date($bill_date);
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$this->query_builder->set_bill_type($bill_type);
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$this->load->library('Wxpay_call');
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$result = $this->wxpay_call->get_bill_data($this->query_builder);
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if ($result['status'] !== true) {
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log_message('error',"get wxpay bill failed. $target_account $bill_date");
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}
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foreach ($result['data'] as $key => $row) {
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$save_column = array();
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$save_column['OPN_accountMethod'] = $this->config->item('method_code', 'wxpay');
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if ($row['refund_id'] != '0') {
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// 退款
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$ssje = $this->account_model->get_ssje($row['settlement_refund_fee'], str_replace("CNY", "RMB", strtoupper($row['currency_type'])), $save_column['OPN_accountMethod']);
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$save_column['OPN_transactionId'] = $row['refund_id'];
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$save_column['OPN_orderAmount'] = "-" . $row['settlement_refund_fee'];
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$save_column['OPN_payAmount'] = "-" . $row['settlement_refund_fee'];
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$save_column['OPN_resultCode'] = $row['refund_status'];
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$save_column['OPN_resultMsg'] = $row['refund_status'];
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$save_column['OPN_entryAmountCNY'] = floatval("-" . $ssje);
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$save_column['OPN_noticeType'] = 'refund';
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} else {
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// 收款
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$ssje = $this->account_model->get_ssje($row['settlement_total_fee'], str_replace("CNY", "RMB", strtoupper($row['currency_type'])), $save_column['OPN_accountMethod']);
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$save_column['OPN_transactionId'] = $row['transaction_id'];
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$save_column['OPN_orderAmount'] = $row['settlement_total_fee'];
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$save_column['OPN_payAmount'] = $row['settlement_total_fee'];
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$save_column['OPN_resultCode'] = $row['trade_state'];
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$save_column['OPN_resultMsg'] = $row['trade_state'];
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$save_column['OPN_entryAmountCNY'] = floatval($ssje);
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$save_column['OPN_noticeType'] = 'pay';
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}
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$save_column['OPN_noticeSendStatus'] = 'unsend';
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$save_column['OPN_transactionResult'] = 'completed';
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$save_column['OPN_orderId'] = $row['out_trade_no'];
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$save_column['OPN_rawOrderId'] = $row['out_trade_no'];
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$save_column['OPN_invoiceId'] = $row['out_trade_no'];
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$save_column['OPN_subject'] = $row['item_name'];
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$save_column['OPN_currency'] = $row['currency_type'];
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$save_column['OPN_acquiringTime'] = date('Y-m-d H:i:s',strtotime($row['complete_time']));
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$save_column['OPN_completeTime'] = date('Y-m-d H:i:s',strtotime($row['complete_time']));
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$save_column['OPN_remark'] = $row['attach'];
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$save_column['OPN_payerLogId'] = $row['openid'];
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$save_column['OPN_fundSource'] = $target_account;
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$save_column['OPN_rawContent'] = json_encode($row);
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$save_column['OPN_noticeTime'] = date('Y-m-d H:i:s');
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$this->note_model->insert_note($save_column) ;
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}
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return;
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}
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public function response_to_wx($response_arr)
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{
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$response_body = to_xml($response_arr);
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echo $response_body;
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}
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public function check_sign($xml_arr)
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{
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if ( ! array_key_exists('sign', $xml_arr)) {
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log_message('error','Wxpay notify error: no sign.');
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return false;
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}
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if ($this->make_sign($xml_arr) !== $xml_arr['sign']) {
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log_message('error','Wxpay notify error: sign.' . $this->make_sign($xml_arr));
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return false;
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}
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if ($this->wx_site_config['app_id'] !== $xml_arr['appid']) {
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log_message('error','Wxpay notify error: appid.');
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return false;
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}
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if ($this->wx_site_config['mch_id'] !== $xml_arr['mch_id']) {
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log_message('error','Wxpay notify error: mch_id.');
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return false;
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}
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return true;
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}
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public function make_sign($xml_arr, $needSignType = false)
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{
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//签名步骤一：按字典序排序参数
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ksort($xml_arr);
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$string = $this->to_url_params($xml_arr);
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//签名步骤二：在string后加入KEY
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$string = $string . "&key=" . $this->wx_site_config['key'];
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//签名步骤三：MD5加密或者HMAC-SHA256
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if(strlen($xml_arr['sign']) <= 32){
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//如果签名小于等于32个,则使用md5验证
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$string = md5($string);
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} else {
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//是用sha256校验
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$string = hash_hmac("sha256", $string , $this->wx_site_config['key']);
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}
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//签名步骤四：所有字符转为大写
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$result = strtoupper($string);
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// log_message('error',$result);
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return $result;
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}
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/**
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* 格式化参数格式化成url参数
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*/
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public function to_url_params($xml_arr)
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{
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$buff = "";
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foreach ($xml_arr as $k => $v)
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{
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if($k != "sign" && $v != "" && !is_array($v)){
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$buff .= $k . "=" . $v . "&";
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}
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}
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$buff = trim($buff, "&");
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return $buff;
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}
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}
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