2016封裝的微信支付，太好用了-php手册-PHP中文網

一直在做微信，遇到過很多坑，今天寫出來，讓大家少走點彎路，第一次寫文字，有點土，如果有不懂的童鞋，可以聯絡我QQ1034100429,或者發私訊。
getaccesstoken 取得access_token
//啟動付款
public function sendpay($openid, $title, $out_trade_no, $total_fee, $notify_url)

sendtpl 發送範本訊息<?php /** * 由 PhpStorm 建立。 * 使用者：管理員 * 日期：2016/4/11 *時間：22:43 */ namespace Org; class Weixin { private $appid; //微信公號的appid private $appsecret; //微信公眾號碼的appsecret private $mchid; //微信公眾號的商家號碼 private $wechatkey; //微信公號的付款金鑰 private $token; public function __construct() { $this->appid = C('WEIXIN_APPID'); $this->appsecret = C("WEIXIN_APP_SECRET"); $this->mchid = C("WEIXIN_MCHID"); $this->wechatkey = C("WEIXIN_KEY"); $this->token = C('WEIXIN_APP_TOKEN'); } public function chushi() { echo $this->getaccesstoken(); } public function checkSignature() { $signature = $_GET['signature']; $timestamp = $_GET['timestamp']; $nonce = $_GET['nonce']; $token = $this->token; $arrtemp = array($token, $timestamp, $nonce); sort($arrtemp, SORT_STRING); $arrtemp = implode($arrtemp); $arrtemp = sha1($arrtemp); if ($arrtemp == $signature) { return true; } else { return false; } } public function valid() { $echoStr = $_GET['echostr']; if ($this->checkSignature()) { echo $echoStr; exit; } } ////根據回傳的資訊,做出對應的處理 // public function responseMsg() // { // $postStr = file_get_contents('php://input'); // if (!empty($postStr)){ // /* libxml_disable_entity_loader is to prevent XML eXternal Entity Injection, // the best way is to check the validity of xml by yourself */ // libxml_disable_entity_loader(true); // $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA); // $fromUsername = $postObj->FromUserName; // $toUsername = $postObj->ToUserName; // $keyword = trim($postObj->Content); // $msgType = $postObj->MsgType; // $Event=$postObj->Event; // $time = time(); // $textTpl = "<xml> // <tousername></tousername> // <fromusername></fromusername> // <createtime>%s</createtime> // <msgtype></msgtype> // 內容> // <funcflag>0</funcflag> // </xml>」且; // if(!empty( $keyword )) // { // $msgType = "text"; // $contentStr =「歡迎來到微信世界！」; // $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr); // echo $resultStr; // }其他{ // echo 「輸入上一些內容...」; // } // // }否則{ // echo ""; // 退出; // } // } 公用函數 getaccesstoken() { $access_token = S('access_token'); if(!empty($access_token)){ 返回 $access_token; }其他{ $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" . $this->appid。 “&秘密=”。 $ret = $this->curlget($url); $ret = json_decode($ret,true); S('access_token',$ret['access_token'],7100); 返回 $ret['access_token']; } } //依照openid拉取使用者資訊 公用函數使用者資訊（$openid）{ $access_token = $this->getaccesstoken(); $url = "https://api.weixin.qq.com/cgi-bin/user/info?access_token=".$access_token."&openid=".$openid."&lang=zh_CN"; $userinfo = json_decode($this->curlget($url),true); 回 $userinfo; } 函數 p($arr){ echo "<meta> <div class="code" style="position:relative; padding:0px; margin:0px;"><pre class="brush:php;toolbar:false">"; print_r($arr); } 函數curlget($url) { $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_HEADER, 0); $輸出= curl_exec($ch); curl_close($ch); 則為$輸出； } 公用函數 jingmo($url,$code,$state){ 如果（$代碼）{ $url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=".$this->appid."&secret=".$this->appsecret."&code=". $code ."&grant_type=authorization_code"; $arrtemp = json_decode($this->curlget($url),true); $ret = $this->getuserinfo($arrtemp['openid'],$arrtemp['access_token']); 則返回 $ret; }其他{ $url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=".$this->appid."&redirect_uri=".$url."&response_type=code&scope=snsapi_userinfo&state=". $ state."#wechat_redirect"; header("位置：$url"); } } 公用函數 getuserinfo($openid,$user_access_token){ $userurl = "https://api.weixin.qq.com/sns/userinfo?access_token=".$user_access_token."&openid=".$openid."&lang=zh_CN"; $userinfo = json_decode($this->curlget($userurl),true); 回 $userinfo; } 公用函數 getjsapi_ticket(){ $js_ticket = S("js_ticket"); if(!empty($js_ticket)){ 返回 $js_ticket; }其他{ $access_token = $this->getaccesstoken(); $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=".$access_token."&type=jsapi"; $res = json_decode($this->curlget($url),true); S("js_ticket",$res['ticket'],7100); 則返回 $res['ticket']; } } 公用函數 getjssign(){ echo "<meta>"; $js_ticket = $this->getjsapi_ticket(); $時間 = 時間(); $arr = 陣列( 'noncestr'=>md5($time), 'jsapi_ticket'=>$js_ticket, '時間戳記'=>$時間, 'url'=>'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'], ); $this->p($arr); ksort($arr); $string=""; $i=1; foreach($arr as $key=>$val){ 如果（$i==1）{ $string.=$key."=".$val; }其他{ $string.="&".$key."=".$val; } $i++; 迴聲 $i; } // 回顯 $string; $signature=strtolower($string); $signature = sha1($string); $jsconfig=陣列（ '調試'=>true， 'appId'=>$this->appid, '時間戳記'=>$時間, 'nonceStr'=>md5($time), '已簽名'=>$簽署, ' jsApiList'=>"['onMenuShareTimeline','onMenuShareAppMessage','onMenuShareQQ']", ); $json=json_encode($jsconfig); 返回 $json; } //產生大寫簽章 函數 createsign($arr,$biaozhi){ ksort($arr); $string=""; $i=1; foreach($arr as $key=>$val){ 如果（$i==1）{ $string.=$key."=".$val; }其他{ $string.="&".$key."=".$val; } $i++; } $signtemp=「$string&key=」。 $this->wechatkey; $sign = strtoupper(MD5($signtemp)); $arr[$biaozhi] = $sign; //$json=json_encode($arr); 返回 $arr; } //付款 //啟動付款 公用函數 sendpay($openid, $title, $out_trade_no, $total_fee, $notify_url) { $時間 = 時間(); $arr = 陣列( 'appid'=> $this->appid, 'mch_id'=>; $這個->mchid， 'nonce_str'=>; md5($時間), '身體' => “kjhk”， 'out_trade_no'=>; $out_trade_no， 'total_fee' =>; $total_fee, 'spbil_create_ip' =>; “127.0.0.1”， 'notify_url' =>; $notify_url, 'trade_type' =>; “JSAPI”， 'openid' =>; $openid, ); $biaozhi ='sign'; $arr = $this->createsign($arr,$biaozhi); $xml = 「<xml>」; foreach（$arr as $key=>$val）{ $xml.="".$val."".$key.">"; } $xml.="</xml>"; $url = "https://api.mch.weixin.qq.com/pay/unifiedorder"; $resxml = $this->postCurlTransfer($url,$xml); $res = simplexml_load_string($resxml); $cutime = time(); $jsapiarr=陣列( 'appId'=>$this->appid, 'timeStamp'=>"$cutime", 'nonceStr'=>md5($cutime), 'package'=>"prepay_id=".$res->prepay_id, 'signType'=>"MD5", ); $biaozhi = 'paySign'; $jsapi = $this->createsign($jsapiarr,$biaozhi); // $jsapijson = json_encode($jsapi); 返回 $jsapi; } 公用函數 getpaysign(){ $時間 = 時間(); $arr = 陣列( 'appid'=>$this->appid, 'mch_id'=>$this->mchid, 'nonce_str'=>md5($time), 'body'=>"sdf", 'out_trade_no'=>"2016".$time, 'total_fee'=>1, 'spbill_create_ip'=>"127.0.0.1", 'notify_url'=>"http://www.baidu.com", 'trade_type'=>"JSAPI", ); ksort($arr); $string=""; $i=1; foreach($arr as $key=>$val){ 如果（$i==1）{ $string.=$key."=".$val; }其他{ $string.="&".$key."=".$val; } $i++; } $string.="&key=".$this->wechatkey; $sign = strtoupper(md5($string)); $arr['sign'] = $sign; 返回 $arr; } 函數 Post($curlPost,$url){ $curl=curl_init(); curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_HEADER, false); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_NOBODY, true); curl_setopt($curl, CURLOPT_POST, true); curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost); $return_str = curl_exec($curl); curl_close($curl); 返回 $return_str; } 私有函數 postCurlTransfer($url, $data) { $curl=curl_init(); curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); curl_setopt($curl, CURLOPT_POST, 1); curl_setopt($curl, CURLOPT_POSTFIELDS, $data); $str = curl_exec($curl); curl_close($curl); return $str; } //傳送範本訊息 public function sendtpl($openid, $url, $template_id, $content, $topcolor="#FF0000") { $arr = array( 'touser' => $openid, 'template_id' => $template_id, 'url' => $url, 'topcolor' => $topcolor, 'data' => $content, ); $arrjson = json_encode($arr); $accesstoken = $this->getAccessToken(); $sendurl = "https://api.weixin.qq.com/cgi-bin/message/template/send?access_token=".$accesstoken; return $this->postCurlTransfer($sendurl, $arrjson); } }</pre><div class="contentsignin">登入後複製</div></div>上面的是微信支付簡單封裝

若發起支付，請先對應微信公眾號的資料。
包括微信支付目錄
我這裡是
http://網域//index.php/Home/Index/
好像是這個

取得access_token的過程<?php /** * 由 PhpStorm 建立。 * 用戶：sks * 日期：16/7/8 * 時間：下午3:54 */ namespace HomeController; use CommonControllerHomebaseController; Class WeixinController extends HomebaseController{ public function zhanshi(){ $weixin = new OrgWeixin; $code = $_GET['code']; $state = $_GET['state']; $url=""; $userinfo = $weixin->jingmo($url, $code, $state); session('userinfo',$userinfo); if($code) { header("Location: $state"); }else{ } } }公用函數
function.phpfunction getuserinfo(){ //取得使用者資訊 import("weixin"); $weixin = new OrgWeixin; $info = session('userinfo'); if($info){ return $info; die; }else { $state = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']; $code = ''; $url = 'http://' . $_SERVER['HTTP_HOST'] . U('Home/Weixin/zhanshi'); $url = urlencode($url); $weixin->jingmo($url, $code, $state); } }測試支付<?php /** * Created by PhpStorm. * User: sks * Date: 16/7/8 * Time: 下午3:29 */ namespace HomeController; use CommonControllerHomebaseController; use ThinkPage; Class IndexController extends HomebaseController{ //測試支付 public function zhifu() { $userinfo = getuserinfo(); //取得微信使用者資訊以呼叫公用函數 $openid = $userinfo['openid']; $time = time(); $title = "我支付"; $out_trade_no = date('Y',time()).$time.rand(1000,2000); $total_fee = 1; $notify_url = "http://網域/index.php/Home/Index/paynotify";//回呼網址 $weixin = new OrgWeixin; $result = $weixin->sendpay($openid, $title, $out_trade_no, $total_fee, $notify_url); $this->assign('result',$result); $this->display(); } //這裡是付款結果通知 public function paynotify(){ $weixin = new OrgWeixin; $xml = file_get_contents("php://input"); $p = simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA); $arr = $this->object_array($p); $out_trade_no = $arr['out_trade_no']; $transaction_id= $arr['transaction_id']; $openid = $arr['openid']; $sign = $arr['sign']; //處理支付結果 unset($arr['sign']); $biaozhi = "sign"; $ret = $weixin->createsign($arr, $biaozhi); if($ret['sign'] === $sign) { $aa = "成功"; } else { $aa = "失敗"; } $file = './logweixin.txt';//要寫入檔案的檔案名稱（可以是任一檔案名稱），若檔案不存在，將會建立一個 $content = $out_trade_no."***".$transaction_id."第一次寫入的內容n"; if($f = file_put_contents($file, $content,FILE_APPEND)){// 這個函數支援版本(PHP 5) echo "寫入成功。 "; } //這裡處理付款結果的過程 echo "success"; } public function getaccesstoken(){ $weixin = new OrgWeixin; echo $weixin->getaccesstoken(); } }