PHP微信支付开发过程，分享给大家，供大家参考，具体内容如下
1.开发环境
Thinkphp 3.2.3
微信：服务号，已认证
开发域名：http://test.paywechat.com (自定义的域名，外网不可访问)
2.需要相关文件和权限
微信支付需申请开通
微信公众平台开发者文档：http://mp.weixin.qq.com/wiki/home/index.html
微信支付开发者文档：https://pay.weixin.qq.com/wiki/doc/api/index.html
微信支付SDK下载地址：https://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=11_1
3.开发
下载好微信支付PHP版本的SDK，文件目录为下图：
把微信支付SDK的Cert和Lib目录放入Thinkphp，目录为
现在介绍微信支付授权目录问题，首先是微信支付开发配置里面的支付授权目录填写，
然后填写JS接口安全域。
最后设置网页授权
这些设置完，基本完成一半,注意设置的目录和我thinkphp里面的目录。
4.微信支付配置
把相关配置填写正确。
class WxPayConfig
{
//=======【基本信息设置】=====================================
//
const APPID = '';
const MCHID = '';
const KEY = '';
const APPSECRET = '';
//=======【证书路径设置】=====================================
const SSLCERT_PATH = '../cert/apiclient_cert.pem';
const SSLKEY_PATH = '../cert/apiclient_key.pem';
//=======【curl代理设置】===================================
const CURL_PROXY_HOST = "0.0.0.0";//"10.152.18.220";
const CURL_PROXY_PORT = 0;//8080;
//=======【上报信息配置】===================================
const REPORT_LEVENL = 1;
}
现在开始贴出代码：
namespace WechatController;
use ThinkController;
class ParentController extends Controller {
protected $options = array (
'token' => '', // 填写你设定的key
'encodingaeskey' => '', // 填写加密用的EncodingAESKey
'appid' => '', // 填写高级调用功能的app id
'appsecret' => '', // 填写高级调用功能的密钥
'debug' => false,
'logcallback' => ''
);
public $errCode = 40001;
public $errMsg = "no access";
public function getToken(){
$cache_token = S('exp_wechat_pay_token');
if(!empty($cache_token)){
return $cache_token;
}
$url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=%s&secret=%s';
$url = sprintf($url,$this->options['appid'],$this->options['appsecret']);
$result = $this->http_get($url);
$result = json_decode($result,true);
if(empty($result)){
return false;
}
S('exp_wechat_pay_token',$result['access_token'],array('type'=>'file','expire'=>3600));
return $result['access_token'];
}
public function sendCustomMessage($data){
$token = $this->getToken();
if (empty($token)) return false;
$url = 'https://api.weixin.qq.com/cgi-bin/message/custom/send?access_token=%s';
$url = sprintf($url,$token);
$result = $this->http_post($url,self::json_encode($data));
if ($result)
{
$json = json_decode($result,true);
if (!$json || !empty($json['errcode'])) {
$this->errCode = $json['errcode'];
$this->errMsg = $json['errmsg'];
return false;
}
return $json;
}
return false;
}
public function sendTemplateMessage($data){
$token = $this->getToken();
if (empty($token)) return false;
$url = "https://api.weixin.qq.com/cgi-bin/message/template/send?access_token=%s";
$url = sprintf($url,$token);
$result = $this->http_post($url,self::json_encode($data));
if ($result)
{
$json = json_decode($result,true);
if (!$json || !empty($json['errcode'])) {
$this->errCode = $json['errcode'];
$this->errMsg = $json['errmsg'];
return false;
}
return $json;
}
return false;
}
public function getFileCache($name){
return S($name);
}
static function json_encode($arr) {
$parts = array ();
$is_list = false;
//Find out if the given array is a numerical array
$keys = array_keys ( $arr );
$max_length = count ( $arr ) - 1;
if (($keys [0] === 0) && ($keys [$max_length] === $max_length )) { //See if the first key is 0 and last key is length - 1
$is_list = true;
for($i = 0; $i < count ( $keys ); $i ++) { //See if each key correspondes to its position
if ($i != $keys [$i]) { //A key fails at position check.
$is_list = false; //It is an associative array.
break;
}
}
}
foreach ( $arr as $key => $value ) {
if (is_array ( $value )) { //Custom handling for arrays
if ($is_list)
$parts [] = self::json_encode ( $value );
else
$parts [] = '"' . $key . '":' . self::json_encode ( $value );
} else {
$str = '';
if (! $is_list)
$str = '"' . $key . '":';
//Custom handling for multiple data types
if (!is_string ( $value ) && is_numeric ( $value ) && $value<2000000000)
$str .= $value; //Numbers
elseif ($value === false)
$str .= 'false'; //The booleans
elseif ($value === true)
$str .= 'true';
else
$str .= '"' . addslashes ( $value ) . '"'; //All other things
// :TODO: Is there any more datatype we should be in the lookout for? (Object?)
$parts [] = $str;
}
}
$json = implode ( ',', $parts );
if ($is_list)
return '[' . $json . ']'; //Return numerical JSON
return '{' . $json . '}'; //Return associative JSON
}
static public function randCode($length = 5, $type = 2){
$arr = array(1 => "0123456789", 2 => "abcdefghijklmnopqrstuvwxyz", 3 => "ABCDEFGHIJKLMNOPQRSTUVWXYZ", 4 => "~@#$%^&*(){}[]|");
if ($type == 0) {
array_pop($arr);
$string = implode("", $arr);
} elseif ($type == "-1") {
$string = implode("", $arr);
} else {
$string = $arr[$type];
}
$count = strlen($string) - 1;
$code = '';
for ($i = 0; $i < $length; $i++) {
$code .= $string[rand(0, $count)];
}
return $code;
}
private function http_get($url){
$oCurl = curl_init();
if(stripos($url,"https://")!==FALSE){
curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, FALSE);
curl_setopt($oCurl, CURLOPT_SSLVERSION, 1); //CURL_SSLVERSION_TLSv1
}
curl_setopt($oCurl, CURLOPT_URL, $url);
curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1 );
$sContent = curl_exec($oCurl);
$aStatus = curl_getinfo($oCurl);
curl_close($oCurl);
if(intval($aStatus["http_code"])==200){
return $sContent;
}else{
return false;
}
}
private function http_post($url,$param,$post_file=false){
$oCurl = curl_init();
if(stripos($url,"https://")!==FALSE){
curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($oCurl, CURLOPT_SSLVERSION, 1); //CURL_SSLVERSION_TLSv1
}
if (is_string($param) || $post_file) {
$strPOST = $param;
} else {
$aPOST = array();
foreach($param as $key=>$val){
$aPOST[] = $key."=".urlencode($val);
}
$strPOST = join("&", $aPOST);
}
curl_setopt($oCurl, CURLOPT_URL, $url);
curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1 );
curl_setopt($oCurl, CURLOPT_POST,true);
curl_setopt($oCurl, CURLOPT_POSTFIELDS,$strPOST);
$sContent = curl_exec($oCurl);
$aStatus = curl_getinfo($oCurl);
curl_close($oCurl);
if(intval($aStatus["http_code"])==200){
return $sContent;
}else{
return false;
}
}
}
namespace WechatController;
use WechatControllerParentController;
class TestController extends ParentController {
private $_order_body = 'xxx';
private $_order_goods_tag = 'xxx';
public function __construct(){
parent::__construct();
require_once ROOT_PATH."Api/lib/WxPay.Api.php";
require_once ROOT_PATH."Api/lib/WxPay.JsApiPay.php";
}
public function index(){
//①、获取用户openid
$tools = new JsApiPay();
$openId = $tools->GetOpenid();
//②、统一下单
$input = new WxPayUnifiedOrder();
//商品描述
$input->SetBody($this->_order_body);
//附加数据，可以添加自己需要的数据，微信回异步回调时会附加这个数据
$input->SetAttach('xxx');
//商户订单号
$out_trade_no = WxPayConfig::MCHID.date("YmdHis");
$input->SetOut_trade_no($out_trade_no);
//总金额,订单总金额，只能为整数,单位为分
$input->SetTotal_fee(1);
//交易起始时间
$input->SetTime_start(date("YmdHis"));
//交易结束时间
$input->SetTime_expire(date("YmdHis", time() + 600));
//商品标记
$input->SetGoods_tag($this->_order_goods_tag);
//通知地址,接收微信支付异步通知回调地址 SITE_URL=http://test.paywechat.com/Charge
$notify_url = SITE_URL.'/index.php/Test/notify.html';
$input->SetNotify_url($notify_url);
//交易类型
$input->SetTrade_type("JSAPI");
$input->SetOpenid($openId);
$order = WxPayApi::unifiedOrder($input);
$jsApiParameters = $tools->GetJsApiParameters($order);
//获取共享收货地址js函数参数
$editAddress = $tools->GetEditAddressParameters();
$this->assign('openId',$openId);
$this->assign('jsApiParameters',$jsApiParameters);
$this->assign('editAddress',$editAddress);
$this->display();
}
public function notify(){
require_once ROOT_PATH."Api/lib/notify.php";
$notify = new PayNotifyCallBack();
$notify->Handle(false);
//这里的IsSuccess是我自定义的一个方法，后面我会贴出这个文件的代码，供参考。
$is_success = $notify->IsSuccess();
$bdata = $is_success['data'];
//支付成功
if($is_success['code'] == 1){
$news = array(
'touser' => $bdata['openid'],
'msgtype' => 'news',
'news' => array (
'articles'=> array (
array(
'title' => '订单支付成功',
'description' => "支付金额：{$bdata['total_fee']}n".
"微信订单号：{$bdata['transaction_id']}n"
'picurl' => '',
'url' => ''
)
)
)
);
//发送微信支付通知
$this->sendCustomMessage($news);
}else{//支付失败
}
}
public function ajax_PaySuccess(){
//订单号
$out_trade_no = I('post.out_trade_no');
//支付金额
$total_fee = I('post.total_fee');
}
贴上模板HTML
微信支付样例-支付
该笔订单支付金额为1分钱
notify.php文件代码，这里有在官方文件里新添加的一个自定义方法。
require_once ROOT_PATH."Api/lib/WxPay.Api.php";
require_once ROOT_PATH.'Api/lib/WxPay.Notify.php';
require_once ROOT_PATH.'Api/lib/log.php';
//初始化日志
$logHandler= new CLogFileHandler(ROOT_PATH."/logs/".date('Y-m-d').'.log');
$log = Log::Init($logHandler, 15);
class PayNotifyCallBack extends WxPayNotify
{
protected $para = array('code'=>0,'data'=>'');
//查询订单
public function Queryorder($transaction_id)
{
$input = new WxPayOrderQuery();
$input->SetTransaction_id($transaction_id);
$result = WxPayApi::orderQuery($input);
Log::DEBUG("query:" . json_encode($result));
if(array_key_exists("return_code", $result)
&& array_key_exists("result_code", $result)
&& $result["return_code"] == "SUCCESS"
&& $result["result_code"] == "SUCCESS")
{
return true;
}
$this->para['code'] = 0;
$this->para['data'] = '';
return false;
}
//重写回调处理函数
public function NotifyProcess($data, &$msg)
{
Log::DEBUG("call back:" . json_encode($data));
$notfiyOutput = array();
if(!array_key_exists("transaction_id", $data)){
$msg = "输入参数不正确";
$this->para['code'] = 0;
$this->para['data'] = '';
return false;
}
//查询订单，判断订单真实性
if(!$this->Queryorder($data["transaction_id"])){
$msg = "订单查询失败";
$this->para['code'] = 0;
$this->para['data'] = '';
return false;
}
$this->para['code'] = 1;
$this->para['data'] = $data;
return true;
}
public function IsSuccess(){
return $this->para;
}
}
到这里基本上完成，可以在微信端打开http://test.paywechat.com/Charge/index.php/Test/index/
我的环境，HTTP服务器没有重写url，微信支付继续探索中，有些地方可能写的有问题或不足，望大家谅解，互相学习。
以上就是PHP微信支付开发的全部内容，希望对大家的学习有所帮助，也希望大家多多支持考高分网。
