APP版本更新

在uni中打开如下模块

<uses-permission android:name=\"android.permission.INSTALL_PACKAGES\"/>  
<uses-permission android:name=\"android.permission.REQUEST_INSTALL_PACKAGES\"/>

php部分

public function Index ($appid, $version) {
          
    //系统信息
    $agent = strtolower($_SERVER['HTTP_USER_AGENT']);
    
    // IOS
    if(strpos($agent, 'iphone') || strpos($agent, 'ipad'))
    {
        
    } 
    // 安卓
    if(strpos($agent, 'android'))
    {
        $arr = [];
        if($version != "2.0.24"){
            $arr = [
                "status" => 1, // 1，需要升级； 0，无需升级
                "msg" => "v2.0.24：1、新增秒视频相关功能",
                "url" => "http://upapp.city1000.cn/ap2024.apk",
                "exe" => "安卓"
            ];
        }
        return json_encode($arr);
    }
}

uni部分

<template>
<view>
    <view class="updateBox bs" v-show="up_show">
        <view class="title">有新的版本！</view>
        <view class="content">
            <view class="up_msg">
                {{up_msg}}
            </view>
        </view>
        <view class="button">
            <view class="btn no" v-show="up_no_show" @click="closeUp()">取消更新</view>
            <view class="btn ok" @click="lijiUp()">{{up_ok_msg}}</view>
        </view>
    </view>
</view>
</template>

<script>
data () {
    return {
        'up_msg': '1、啊啊啊;2、2222',
        'up_show': false,
        'up_no_show': true,
        'up_ok_msg': '立即更新',
        'up_url': '',
        'up_exp': '安卓'
    }
},
onLoad (options) {
    var ts = this;
        
    // 判断是否需要升级
    var appid = plus.runtime.appid
    var version = plus.runtime.version
        
    uni.request({
        url: ts.url+"/api/anping_app/update/"+appid+"/"+version,  
        method: "GET",
        success: (res) => {
            console.log('更新')
            var res_ = res.data
            console.log(res)
            if (res.data.status === 1) { 
                // 需要更新
                ts.up_url = res.data.url
                ts.up_msg = res.data.msg
                ts.up_exe = res.data.exe
                // 打开弹窗
                ts.up_show = true
            }
        }  
    })      
},
methods: {
    // 立即更新
    lijiUp () {
        var that = this
        if(that.up_exe == "安卓"){
            this.up_ok_msg = '下载中...'
            this.up_no_show = false
            // 下载
            var dtask = plus.downloader.createDownload(that.up_url, {}, function(d, status){
                // 下载完成
                if(status == 200){
                    that.up_ok_msg = '即将自动更新'  
                    console.log("Download success: " + d.filename);
                    setTimeout(function(){
                        // 安装
                        plus.runtime.install(d.filename, {
                            force: false
                        }, function() {
                            //进行重新启动;
                            plus.runtime.restart();
                        }, (e) => {
                            uni.showToast({
                                title: '安装升级包失败:'+JSON.stringify(e),
                                icon: 'none'
                            }) 
                        });
                    }, 1500);
                        
                } else {
                    this.tui.toast("下载升级包失败，请手动去站点下载安装，错误码: " + status); 
                    console.log("Download failed: " + status); 
                }  
            });
            // 启动
            dtask.start(); 
        }
        if(that.up_exp == "苹果"){
                
        }
            
    },
    // 取消更新
    closeUp () {
        this.up_show = false
    }
}
</script>

<style>
.updateBox{
    width: 540rpx;
    background-color: #fff;
    padding: 0 30rpx 30rpx 30rpx;
    position: fixed;
    left: 0;
    right: 0;
    top: 40%;
    margin: auto;
    z-index: 10000;
    border-radius: 20rpx;
}
.updateBox .title{
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 34rpx;
    height: 70rpx;
}
.updateBox .content .up_msg{
    padding: 40rpx;
    font-size: 28rpx;
}
.updateBox .button{
    display: flex;
    justify-content: center;
    align-items: center;
}
.updateBox .button .btn{
    margin: 0 20rpx;
    width: 200rpx;
    height: 70rpx;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28rpx;
    border-radius: 10rpx;
}
.updateBox .button .no{
    background-color: #ccc;
    color: #fff;
}
.updateBox .button .ok{
    background-color: #EE7854;
    color: #fff;
}
</style>