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index.html
<!DOCTYPE html>
<html>
<head>
<title></title>
</head>
<body>
</body>
</html>
<script src="https://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>
<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: [
'checkJsApi',
'onMenuShareTimeline',
'onMenuShareAppMessage'
]
});
wx.ready(function () {
wx.checkJsApi({
jsApiList: [
'getLocation',
'onMenuShareTimeline',
'onMenuShareAppMessage'
],
success: function (res) {
//alert(JSON.stringify(res));
}
});
wx.onMenuShareTimeline({
title: 'title', // 分享标题
desc: 'desc', // 分享描述
link: 'https://www.wangmingchang.com', // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
imgUrl: 'https://www.wangmingchang.com/img/logo.png', // 分享图标
success: function () {
//alert('分享成功');
// 用户确认分享后执行的回调函数
},
cancel: function () {
//alert('分享失败1');
// 用户取消分享后执行的回调函数
}
});
wx.onMenuShareAppMessage({
title: 'title', // 分享标题
desc: 'desc', // 分享描述
link: 'https://www.wangmingchang.com', // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
imgUrl: 'https://www.wangmingchang.com/img/logo.png', // 分享图标
success: function () {
//alert('分享成功');
// 用户确认分享后执行的回调函数
},
cancel: function () {
//alert('分享失败1');
// 用户取消分享后执行的回调函数
}
});
wx.error(function (res) {
//alert("error: " + res.errMsg);
});
});
</script>
jssdkMod.class.php
<?php
class JSSDK {
private $appId;
private $appSecret;
public function __construct($appId, $appSecret) {
$this->appId = $appId;
$this->appSecret = $appSecret;
}
public function getSignPackage() {
$jsapiTicket = $this->getJsApiTicket();
// 注意 URL 一定要动态获取，不能 hardcode.
$protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";
$url = "$protocol$_SERVER[HTTP_HOST]$_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();
// 如果是企业号用以下 URL 获取 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 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()) {
// 如果是企业号用以下URL获取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;
}
}
控制器
require_once "./module/jssdkMod.class.php";
$jssdk = new JSSDK("wx511fbf72ea0c423f", "942617077fa97477856f23e6e3457cad");
$signPackage = $jssdk->GetSignPackage();
$this->assign('signPackage', $signPackage);
