php实现微信分享朋友圈
class JSSDK { private $appId; private $appSecret; public function __construct($appId, $appSecret) { $this->appId = $appId; $this->appSecret = $appSecret; } public function getSignPackage() { $jsapiTicket = $this->getJsApiTicket(); $url = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"; $timestamp = time(); $nonceStr = $this->createNonceStr(); // 这里参数的顺序要按照 key 值 ASCII 码升序排序 $string = "jsapi_ticket=$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 应该全局存储与更新,以下代码以写入到文件中做示例 $data = json_decode(file_get_contents("jsapi_ticket.json")); if ($data->expire_time < time()) { $accessToken = $this->getAccessToken(); $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=$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 应该全局存储与更新,以下代码以写入到文件中做示例 $data = json_decode(file_get_contents("access_token.json")); if ($data->expire_time < time()) { $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$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_URL, $url); $res = curl_exec($curl); curl_close($curl); return $res; } } $appid = 'wx8304ad33eda1cbfe'; $appsecret = '48f9a8342d4db04cb7b9abe1d4bc99b7'; $jssdk = new JSSDK($appid,$appsecret); $signPackage = $jssdk->GetSignPackage(); extract(array("signPackage"=>$signPackage));include("./wxindex2.html");
前端js实现
<script> wx.config({ debug: false, appId: '<?php echo $signPackage["appId"];?>', timestamp: <?php echo $signPackage["timestamp"];?>, nonceStr: '<?php echo $signPackage["nonceStr"];?>', signature: '<?php echo $signPackage["signature"];?>', jsApiList: [ // 所有要调用的 API 都要加到这个列表中 'onMenuShareTimeline', 'onMenuShareAppMessage' ] }); wx.ready(function(){ wx.onMenuShareTimeline({ title:'看了我的购物车,马云都给跪了!', // 分享标题 link: 'http://www.flyinjoy.com/wxcallback/share.php?preview='+'<?php echo $preview; ?>'+'&inname='+'<?php echo $_GET['inname'] ?>'+'&bg_img='+'<?php echo $bg_img; ?>', // 分享链接 imgUrl: 'http://www.flyinjoy.com/wxcallback/imges/LOGO.jpg', // 分享图标 desc:'扫扫二维码,微信关注“飞享购”,你也可以晒出属于你的购物车!', success: function () { // 用户确认分享后执行的回调函数 alert("分享成功"); }, cancel: function () { // 用户取消分享后执行的回调函数 } }); wx.onMenuShareAppMessage({ title: '看了我的购物车,马云都给跪了!', // 分享标题 desc: '扫扫二维码,微信关注“飞享购”,你也可以晒出属于你的购物车!', // 分享描述 link: 'http://www.flyinjoy.com/wxcallback/share.php?preview='+'<?php echo $preview; ?>'+'&inname='+'<?php echo $_GET['inname'] ?>'+'&bg_img='+'<?php echo $bg_img; ?>', // 分享链接 imgUrl: 'http://www.flyinjoy.com/wxcallback/imges/LOGO.jpg', // 分享图标 type: '', // 分享类型,music、video或link,不填默认为link dataUrl: '', // 如果type是music或video,则要提供数据链接,默认为空 success: function () { // 用户确认分享后执行的回调函数 alert("分享成功"); }, cancel: function () { // 用户取消分享后执行的回调函数 } }); }) </script>