后台代码
<?php
$appid="";
$secret="";
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
$data = json_decode(file_get_contents("jsapi_ticket.json"));
if (empty($data) || $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
$data = json_decode(file_get_contents("access_token.json"));
if (empty($data) || $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;
}
}
$jssdk = new JSSDK($appid,$secret);
$signPackage = $jssdk->GetSignPackage();
?>
前台代码
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>微信js-sdk</title>
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://cdn.bootcss.com/jquery/2.1.1/jquery.min.js"></script>
<script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body style="margin: 0 auto;text-align: center;font-size: 50px;">
<p style="font-size: 100px;text-align: center;margin-top: 300px;"><span class="res"></span>米</p>
</body>
<script type="text/javascript" src="http://res.wx.qq.com/open/js/jweixin-1.4.0.js"></script>
<script type="text/javascript">
wx.config({
debug: false, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。
appId: '<?php echo $signPackage["appId"];?>', // 必填，公众号的唯一标识
timestamp: <?php echo $signPackage["timestamp"];?>, // 必填，生成签名的时间戳
nonceStr: '<?php echo $signPackage["nonceStr"];?>', // 必填，生成签名的随机串
signature: '<?php echo $signPackage["signature"];?>',// 必填，签名
jsApiList: [
'onMenuShareTimeline',
'onMenuShareAppMessage',
'onMenuShareQQ',
'onMenuShareWeibo',
'scanQRCode',
'getLocation',
] // 必填，需要使用的JS接口列表
});
wx.ready(function(){
// config信息验证后会执行ready方法，所有接口调用都必须在config接口获得结果之后，config是一个客户端的异步操作，所以如果需要在页面加载时就调用相关接口，则须把相关接口放在ready函数中调用来确保正确执行。对于用户触发时才调用的接口，则可以直接调用，不需要放在ready函数中。
weiRegst();
});
wx.error(function(res){
// config信息验证失败会执行error函数，如签名过期导致验证失败，具体错误信息可以打开config的debug模式查看，也可以在返回的res参数中查看，对于SPA可以在这里更新签名。
});
var weiShare={
title:'标题',
desc:'描述',
imgUrl:'http://img.longhoo.net/web/20170420/20170420025343756001.jpg',
link:'http://www.longhoo.net/index.html'
}
//微信分享注册
function weiRegst(){
//分享到朋友圈
wx.onMenuShareTimeline({
title: weiShare.title,
link: weiShare.link,
imgUrl:weiShare.imgUrl,
trigger: function (res) {
alert('用户点击分享到朋友圈1111');
},
success: function (res) {
// alert('已分享111111');
<?php file_put_contents("wx0420.txt", "已分享111111"); ?>
},
cancel: function (res) {
alert('已取消1111111');
},
fail: function (res) {
alert(JSON.stringify(res));
}
});
//分享给朋友
wx.onMenuShareAppMessage({
title: weiShare.title,
desc: weiShare.desc,
link: weiShare.link,
imgUrl:weiShare.imgUrl,
trigger: function (res) {
alert('用户点击分享到朋友圈2222');
},
success: function (res) {
// alert('已分享22222');
<?php file_put_contents("wx0420.txt", "已分享111111"); ?>
},
cancel: function (res) {
alert('已取消22222');
},
fail: function (res) {
alert(JSON.stringify(res));
}
});
//分享到QQ
wx.onMenuShareQQ({
title: weiShare.title,
desc: weiShare.desc,
link: weiShare.link,
imgUrl:weiShare.imgUrl
});
//分享到微博
wx.onMenuShareWeibo({
title: weiShare.title,
desc: weiShare.desc,
link: weiShare.link,
imgUrl:weiShare.imgUrl
});
//调起微信扫一扫接口
/*wx.scanQRCode({
needResult: 0, // 默认为0，扫描结果由微信处理，1则直接返回扫描结果，
scanType: ["qrCode","barCode"], // 可以指定扫二维码还是一维码，默认二者都有
success: function (res) {
var result = res.resultStr; // 当needResult 为 1 时，扫码返回的结果
}
});*/
wx.getLocation({
type: 'gcj02', // 默认为wgs84的gps坐标，如果要返回直接给openLocation用的火星坐标，可传入'gcj02'
success: function (res) {
var latitude = res.latitude; // 纬度，浮点数，范围为90 ~ -90
var longitude = res.longitude; // 经度，浮点数，范围为180 ~ -180。
var speed = res.speed; // 速度，以米/每秒计
var accuracy = res.accuracy; // 位置精度
$.post('http://game1.longhoo.net/test.php',{lng2:latitude,lat2:longitude},function(res){
$(".res").html(res);
});
}
});
}
</script>
</html>
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