IOS无法监测到摇一摇，并附解决方案【转载】
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发布时间: 2021-08-10 08:29:21
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基本思路
很久没搞摇一摇了， 上次还是IOS 11 的时候需要 https ,
没想到 IOS 13.3 又来玩大家一把。
代码
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script language="javascript" id="temp">document.write('<meta name="viewport" content="width=750, initial-scale='+window.screen.width/750+',user-scalable=no, target-densitydpi=device-dpi">');
console.logF("%c math.yang@heymeo.com ",'background: #000;color: #FFF');</script>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<style> body{margin:0; background:#333; overflow:hidden;}.abs{position:absolute;}html {-webkit-tap-highlight-color:rgba(0,0,0,0);}.ipt{background-color:transparent; border-color:transparent;-webkit-appearance: none;outline: none;}</style>
<title>无标题文档</title>
</head>
<body>
<div id="log" class="abs" style="width:710px; left:20px; height:1000px; font-size:24px; line-height:34px; color:#FFF; font-family:Arial, Helvetica, sans-serif"></div>
<div id='fkIOS' class="abs" style="display:none;">
<div class="abs" style=" top:400px; left:150px; width:450px; height:220px; background-color:#FFF; text-align:center; color:#333; font-size:30px; border-radius:15px; padding-top:40px;font-family:Arial, Helvetica, sans-serif">
摇一摇需要授权使用<br>请点击<strong>允许</strong>
<br>
<br>
<div class="abs" type="button" style="width:210px; left:120px; color:#333; background:#E2E2E2; border-radius:10px; line-height:60px; height:60px;font-size:34px;font-family:Arial, Helvetica, sans-serif" onclick="ios13granted();">允许</div>
</div>
</div>
</body>
</html>
<script src="zepto.min.js"></script>
<script>
//调试使用-------↓↓↓↓↓
var logCount=0
function logF(str)
{
logCount++
$("#log").append("<br>"+logCount+" "+str)
}
//调试使用-------↑↑↑↑↑
window.onload=function()
{
addShakeEvent();
}
function addShakeEvent()
{
addCheckShake();
logF("check system")
//检查系统版本
var ua = navigator.userAgent.toLowerCase();
if(ua.indexOf("like mac os x") > 0)
{
logF("ios")
var reg = /os [\d._]*/gi ;
var verinfo = ua.match(reg) ;
var version = (verinfo+"").replace(/[^0-9|_.]/ig,"").replace(/_/ig,".");
if (Number(version)>=13.3)
{
//对13.3以后的版本处理,包括13.3,
logF("IOS 13.3+")
DeviceMotionEvent.requestPermission()
.then(permissionState => {
if (permissionState == 'granted') {
logF("已授权")
logF("可以摇一摇了0")
window.addEventListener('devicemotion', () => {});
}
else
{
//denied
logF("历史授权已被拒绝过<br>后台退出APP再次进入即可弹出授权框<br>20200931测试微信\钉钉\微博'")
}
}).catch((err)=>
{
logF("弹出自定义提示框")
$("#fkIOS").css("display","block")
})
}
else
{
logF("IOS 13.2-")
logF("可以摇一摇了1") ;
}
}
else
{
logF("其他系统")
logF("可以摇一摇了2")
}
}
function ios13granted()
{
//必须用户点击事件内触发，才能弹出授权框
$("#fkIOS").css("display","none")
logF("弹出IOS系统授权")
if (typeof DeviceMotionEvent.requestPermission === 'function')
{
DeviceMotionEvent.requestPermission().then((permissionState) =>
{
if (permissionState === 'granted')
{
logF("授权成功")
window.addEventListener('devicemotion', () => {});
logF("可以摇一摇了3")
}
else
{
logF("授权被拒绝<br>后台退出APP再次进入即可弹出授权框<br>20200931测试微信\钉钉\微博'")
}
}).catch((error) =>
{
logF("奇葩错误"+JSON.stringify(error))
})
}
else
{
logF("!ios 2")
logF("可以摇一摇了4")
}
}
function addCheckShake()
{
var SHAKE_THRESHOLD = 4000;
var last_update = 0;
var x=0,y=0,z=0,last_x=0,last_y=0,last_z=0;
function deviceMotionHandler(eventData) {
var acceleration = eventData.accelerationIncludingGravity;
var curTime = new Date().getTime();
if ((curTime - last_update) > 60) {
var diffTime = curTime - last_update;
last_update = curTime;
x = acceleration.x;
y = acceleration.y;
z = acceleration.z;
var speed = Math.abs(x + y + z - last_x - last_y - last_z) / diffTime * 10000;
//$("#debug").val(x.toFixed(2) +" "+last_x.toFixed(2)+" "+y.toFixed(2)+" "+last_y.toFixed(2)+" "+z.toFixed(2)+" "+last_z.toFixed(2))
if (speed > SHAKE_THRESHOLD)
{
alert("你摇了")
}
last_x = x;
last_y = y;
last_z = z;
}
}
//
window.addEventListener('devicemotion', deviceMotionHandler, false);
}
</script>需要在HTTPS环境下运行，本地无效。
目录