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class-wc-f2fpay.php
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class-wc-f2fpay.php
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<?php
/*
* Plugin Name: WooCommerce支付宝当面付
* Plugin URI: https://xylog.cn/2019/08/18/woocommerce-alipay-f2f.html
* Description:WooCommerce支付宝当面付扫码支付插件
* Version: 0.0.2
* Author: 晓羽
* Author URI:https://xylog.cn
*/
use Omnipay\Omnipay;
if (! defined ( 'ABSPATH' ))exit();
add_action( 'init',function(){
if( !class_exists('WC_Payment_Gateway') ) return;
require_once(dirname(__FILE__)."/vendor/autoload.php");
class WCF2FGateway extends WC_Payment_Gateway {
private $config;
public function __construct() {
$this->id = "wc_f2fpay";
$this->supports = [
'refunds'
];
$this->icon =plugin_dir_url(__FILE__).'alipay.png';
$this->has_fields = false;
$this->method_title = '支付宝当面付';
$this->method_description='支付宝当面付扫码支付';
$this->init_form_fields ();
$this->init_settings ();
$this->title = $this->get_option ( 'title' );
$this->description = $this->get_option ( 'description' );
add_filter('woocommerce_payment_gateways',array($this,'_add_gateway' ),10,1);
add_action( 'wp_ajax_wc_f2fpay_orderquery', array($this, "get_order_status" ) );
add_action( 'wp_ajax_nopriv_wc_f2fpay_orderquery', array($this, "get_order_status") );
add_action( 'woocommerce_receipt_wc_f2fpay', array($this, 'receipt_page'));
add_action( 'woocommerce_update_options_payment_gateways_' . $this->id, array ($this,'process_admin_options') );
if(isset($_REQUEST['f2fpay_notify']))$this->notify();
}
/*工具类函数*/
/*
* 20位订单号生成函数
* @param string $prefix 三位前缀
* @param string $data 数据
* @param string $length 数据长度
* @return string 指定长度订单号，前缀-随机部分-数据
*/
static function createID($prefix="XBP",$data="000000",$length=20){
$prfxlen=strlen($prefix);
$datalen=strlen($data);
if($datalen>9)throw new Error("data too long");
if($prfxlen>3)throw new Error("prefix too long");
$random=str_replace(".","",uniqid("",true));
$randlen=$length-$datalen-$prfxlen-1;
$random=substr($random,6,$randlen);
return $prefix.$datalen.$random.$data;
}
/*
* 20位订单号解析函数
* @param string $str 订单号
* @return array [prefix,data]
*/
static function parseID($str){
$prefix=substr($str,0,3);
$datalen=substr($str,3,1);
$data=substr($str,strlen($str)-$datalen,$datalen);
return [$prefix,$data];
}
/**
* 生成订单标题
* @param WC_Order $order
* @param number $limit
* @param string $trimmarker
*/
public function get_order_title($order,$limit=32,$trimmarker='...'){
$id = method_exists($order, 'get_id')?$order->get_id():$order->id;
$title="#{$id}|".get_option('blogname');
$order_items =$order->get_items();
if($order_items&&count($order_items)>0){
$title="#{$id}|";
$index=0;
foreach ($order_items as $item_id =>$item){
$title.= $item['name']." ";
if($index++>0){
$title.='...';
break;
}
}
}
return apply_filters('wcf2f_wc_get_order_title', mb_strimwidth ( $title, 0,32, '...','utf-8'));
}
/*
* 创建Omnipay对象
* @return OmnipayGateway
*/
function createGateway(){
$gateway = Omnipay::create('Alipay_AopF2F');
$gateway->setSignType('RSA2');
if($this->get_option( 'use_sandbox' )=="yes")$gateway->sandbox();
$gateway->setAppId($this->get_option( 'app_id' ));
$gateway->setPrivateKey($this->get_option('rsa_private_key'));
$gateway->setAlipayPublicKey($this->get_option('ali_public_key'));
$gateway->setNotifyUrl(get_bloginfo("url")."?f2fpay_notify=1");
return $gateway;
}
/*
* Woocommerce后台页面
* @return array
*/
public function init_form_fields() {
$this->form_fields = [
'title' => array(
'title' => "标题",
'type' => 'text',
'description' => "",
'default' => "支付宝当面付",
'desc_tip' => true,
),
'description' => array(
'title' => "描述",
'type' => 'textarea',
'description' => "",
'default' => '支付宝付款',
'desc_tip' => true,
),
'use_sandbox' => array(
'title' => '使用支付宝沙盒',
'type' => 'checkbox',
'label' => '使用支付宝沙雕（划掉）环境测试',
'default' => 'yes'
),
'app_id' => array(
'title' => '当面付APPID',
'type' => 'text',
'description' => '',
'default' => '',
'desc_tip' => true,
),
'ali_public_key' => array(
'title' => '支付宝公钥',
'type' => 'textarea',
'description' => '',
'default' => '',
'desc_tip' => true,
),
'rsa_private_key' => array(
'title' => '商户密钥',
'type' => 'textarea',
'description' => '',
'default' => '',
'desc_tip' => true,
)
];
}
/*
* Woocommerce付款处理
* @return array
*/
public function process_payment($order_id) {
$order = new WC_Order ( $order_id );
$order->reduce_order_stock();
WC()->cart->empty_cart();
return array (
'result' => 'success',
'redirect' => $order->get_checkout_payment_url ( true )
);
}
public function _add_gateway( $methods ) {
$methods[] = $this;
return $methods;
}
public function get_order_status() {
$order_id = isset($_POST ['orderId'])?$_POST ['orderId']:'';
$order = new WC_Order ( $order_id );
$isPaid = ! $order->needs_payment ();
echo json_encode ( array (
'status' =>$isPaid? 'paid':'unpaid',
'url' => $this->get_return_url ( $order )
));
exit;
}
/**
* 异步通知
*/
public function notify() {
if(defined('WP_USE_THEMES')&&!WP_USE_THEMES){
return;
}
/*Wordpress转义$_POST会导致验签失败，坑*/
$_POST = array_map( 'stripslashes_deep', $_POST );
/*ZFB会把你的get参数post回来，坑*/
unset($_POST['f2fpay_notify']);
/*fund_bill_list https://github.com/lokielse/omnipay-alipay/issues/143*/
$_POST['fund_bill_list'] AND $_POST['fund_bill_list'] = html_entity_decode($_POST['fund_bill_list']);
/*虚假的log*/
//file_put_contents(dirname(__FILE__)."/alipay82.log",http_build_query($_POST));
$gateway=$this->createGateway();
$request = $gateway->completePurchase();
$request->setParams($_POST);
try {
$response = $request->send();
if($response->isPaid()){
$this->afterNotify($response->data('out_trade_no'));
//file_put_contents("alipay89.log",print_r($response,true));
die('success');
}else{
//file_put_contents("alipay83.log",print_r($response,true));
die('fail');
}
} catch (Exception $e) {
//file_put_contents("alipay83.log",print_r($e,true));
die('fail');
}
}
public function afterNotify($trade_no){
$order_id=$this->parseID($trade_no)[1];
$order = new WC_Order ($order_id);
if($order->needs_payment()){
$order->payment_complete($trade_no);
}
}
/**
* 退款
* @param int $order_id
* @param float $amount
* @param string $reason
*/
public function process_refund( $order_id, $amount = NULL, $reason = '' ) {
if(!$amount||$amount<=0){
return new WP_Error("wcf2f","错误：退款金额应大于0");
}
$order = new WC_Order ($order_id);
$gateway=$this->createGateway();
$request = $gateway->refund();
$request->setBizContent([
'out_trade_no' => $order->get_transaction_id(),
'refund_amount' => $amount,
'refund_reason' => $reason==''?"商家退款":$reason
]);
try {
$response = $request->send();
if($response->isSuccessful()){
return true;
}else{
$aliResp = $response->getData()['alipay_trade_refund_response'];
return new WP_Error("wcf2f","退款失败：".$aliResp['sub_msg']);
}
} catch (Exception $e) {
return new WP_Error("wcf2f","错误：退款异常：".$e->getMessage());
}
}
/**
* 主支付页面
* @param int $order_id
*/
function receipt_page($order_id) {
$order = new WC_Order($order_id);
if(!$order||!$order->needs_payment()){
wp_redirect($this->get_return_url($order));
exit;
}
global $woocommerce;
$order = wc_get_order( $order_id );
date_default_timezone_set('Asia/Shanghai');
$gateway=$this->createGateway();
$request = $gateway->purchase();
$request->setBizContent([
'subject' => $this->get_order_title($order),
'out_trade_no' => $this->createID("WOO",$order_id),
'total_amount' => $order->get_total()
]);
try {
$response = $request->send();
$qrCodeContent = $response->getQrCode();
} catch (Throwable $e) {
echo nl2br(print_r($e,true));
}
$url =isset($qrCodeContent)?$qrCodeContent:'';
?>
<center>
<h3 id="wcf2f-title">请用支付宝扫码付款</h3>
<div style="width:200px;height:200px" id="wcf2f-qr-box">
<div id="wcf2f-qr-img" style="width:100%;height:100%;"></div>
</div>
<?php if(wp_is_mobile()){
echo '<a href="'.$url.'" target="_blank" class="button alt" style="width: 200px;border-radius: 0;height: 40px;line-height: 40px;padding: 0;" rel="nofollow">打开支付宝APP支付</a></center>';
} ?>
<script src="<?php echo plugin_dir_url(__FILE__);?>qrcode.js"></script>
<script>
jQuery(function(){
function queryOrderStatus() {
jQuery.ajax({
type: "POST",
url: wc_checkout_params.ajax_url,
data: {
orderId: "<?php echo $order_id;?>",
action: "<?php echo $this->id;?>_orderquery"
}
}).done(function (data) {
data = JSON.parse(data);
if (data && data.status === "paid") {
jQuery("#wcf2f-title").html("支付成功，正在处理");
location.href = data.url;
} else {
setTimeout(queryOrderStatus, 5000);
}
});
}
var qrcode = new QRCode(document.getElementById('wcf2f-qr-img'), {
width : 200,
height : 200
});
qrcode.makeCode("<?php echo $url;?>");
queryOrderStatus();
});
</script>
<?php
}
}
global $WCF2FAPI;
$WCF2FAPI = new WCF2FGateway();
});
?>