網頁連結分享到微信朋友圈帶圖示和摘要的完美解決方法
阿新 • • 發佈:2019-01-02
先看效果:
我不喜歡回形針。
以前我僅僅把網頁開始的地方放一個不可見的圖片,後來發現沒有效果。
現在我們開始:
原料:微信公眾號:
步驟一:繫結域名
先登入微信公眾平臺進入“公眾號設定”的“功能設定”裡填寫“JS介面安全域名”。
步驟二:引入JS檔案
<script src="http://res.wx.qq.com/open/js/jweixin-1.2.0.js"></script> <script> var url=location.href; $.ajax({ type : "get", url : "http://這裡改為你自己的網址.com/jssdk.php?url="+url, dataType : "jsonp", jsonp: "callback", jsonpCallback:"success_jsonpCallback", success : function(data){ wx.config({ debug: false, appId: data.appId, timestamp: data.timestamp, nonceStr: data.nonceStr, signature: data.signature, jsApiList: [ 'onMenuShareTimeline',// 'onMenuShareAppMessage', 'onMenuShareQQ', 'onMenuShareWeibo', 'onMenuShareQZone' ] }); }, error:function(data){ alert("連線失敗!"); } }); wx.ready(function () { var shareData = { title: '這是是分享標題', desc: '這是是摘要', link: url, imgUrl: '這裡改為你網站域名下的小圖示檔案的地址' }; wx.onMenuShareAppMessage(shareData);//分享給好友 wx.onMenuShareTimeline(shareData);//分享到朋友圈 wx.onMenuShareQQ(shareData);//分享給手機QQ wx.onMenuShareWeibo(shareData);//分享騰訊微博 wx.onMenuShareQZone(shareData);//分享到QQ空間 }); wx.error(function (res) { //alert(res.errMsg);//錯誤提示 }); </script>
url : "http://這裡改為你自己的網址.com/jssdk.php?url="+url,
這個網站不必須是目前的網址,如果你有多個網站,可以引用同一個jssdk.php檔案。
PHP jssdk.php
<?php $url = $_GET['url']; class JSSDK { private $appId; private $appSecret; private $url; public function __construct($appId, $appSecret,$url) { $this->appId = $appId; $this->appSecret = $appSecret; $this->url = $url; } public function getSignPackage() { $jsapiTicket = $this->getJsApiTicket(); $protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://"; // $url = "$protocol$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"; $url =$this->url; $timestamp = time(); $nonceStr = $this->createNonceStr(); // 這裡引數的順序要按照 key 值 ASCII 碼升序排序 $string = "jsapi_ticket=$jsapiTicket&noncestr=$nonceStr×tamp=$timestamp&url=$url"; $signature = sha1($string); $signPackage = array( "appId" => $this->appId, "nonceStr" => $nonceStr, "timestamp" => $timestamp, "url" => $url, "signature" => $signature, "rawString" => $string ); return $signPackage; } private function createNonceStr($length = 16) { $chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"; $str = ""; for ($i = 0; $i < $length; $i++) { $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1); } return $str; } private function getJsApiTicket() { // jsapi_ticket 應該全域性儲存與更新,以下程式碼以寫入到檔案中做示例 $data = json_decode(file_get_contents("jsapi_ticket.json")); if ($data->expire_time < time()) { $accessToken = $this->getAccessToken(); // 如果是企業號用以下 URL 獲取 ticket // $url = "https://qyapi.weixin.qq.com/cgi-bin/get_jsapi_ticket?access_token=$accessToken"; $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=$accessToken"; $res = json_decode($this->httpGet($url)); $ticket = $res->ticket; if ($ticket) { $data->expire_time = time() + 7000; $data->jsapi_ticket = $ticket; $fp = fopen("jsapi_ticket.json", "w"); fwrite($fp, json_encode($data)); fclose($fp); } } else { $ticket = $data->jsapi_ticket; } return $ticket; } private function getAccessToken() { // access_token 應該全域性儲存與更新,以下程式碼以寫入到檔案中做示例 $data = json_decode(file_get_contents("access_token.json")); if ($data->expire_time < time()) { // 如果是企業號用以下URL獲取access_token // $url = "https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid=$this->appId&corpsecret=$this->appSecret"; $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$this->appId&secret=$this->appSecret"; $res = json_decode($this->httpGet($url)); $access_token = $res->access_token; if ($access_token) { $data->expire_time = time() + 7000; $data->access_token = $access_token; $fp = fopen("access_token.json", "w"); fwrite($fp, json_encode($data)); fclose($fp); } } else { $access_token = $data->access_token; } return $access_token; } private function httpGet($url) { $curl = curl_init(); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_TIMEOUT, 500); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); curl_setopt($curl, CURLOPT_URL, $url); $res = curl_exec($curl); curl_close($curl); return $res; } } $jssdk = new JSSDK("wx********************a", "*************************",$url); $signPackage = $jssdk->GetSignPackage(); $tmp=json_encode(array ('appId'=>$signPackage["appId"],'timestamp'=>$signPackage["timestamp"],'nonceStr'=>$signPackage["nonceStr"],'signature'=>$signPackage["signature"],'url'=>$signPackage["url"])); $callback = $_GET['callback']; echo $callback.'('.$tmp.')'; exit; ?>
只要改一下這一行為你自己的:
$jssdk = new JSSDK("wx********************", "*************************",$url);
最後,別忘了存放這個PHP的資料夾許可權為可寫。
測試效果:
掃一掃,輸入”馬亮武“,查詢並分享