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update.js
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console.show();
//检查更新2021.3.6xzy更新
log("检查更新...");
//这个不能放在main中,
//原因:一个APP如果在主线程中请求网络操作,将会抛出Wrapped android.os.NetworkOnMainThreadException。
//Android这个设计是为了防止网络请求时间过长而导致界面假死的情况发生。
var r = http.get("http://xzy.9gz.xyz/web/xxqg/v.html");
//log(r);
if(r.statusCode != 200){
log("请求更新失败: " + r.statusCode + " " + r.statusMessage);
}else{
var update = r.body.json();
if (update.v != "v2.5.1") {
alert("检测到有更新 "+update.v, "检测到新版本,请前往http://xzy.9gz.xyz/web/xxqg/下载新版本!\n版本号:"+update.v+"\n更新简介:\n"+update.mes);
}else{
log("已是最新版本");
}
}
//从网络题库更新 2021.3.29xzy添加
//这里是直接使用的lazystudy的题库
importClass(android.database.sqlite.SQLiteDatabase);
/**
* @description: 更新数据库tikuNet表
* @param {} liArray li列表,包含题目和答案
*/
function CreateAndInsert(liArray){
var dbName = "tiku.db";
//文件路径
var path = files.path(dbName);
//确保文件存在
if (!files.exists(path)) {
files.createWithDirs(path);
}
//创建或打开数据库
var db = SQLiteDatabase.openOrCreateDatabase(path, null);
var createTable = "\
CREATE TABLE IF NOT EXISTS tikuNet(\
question CHAR(253),\
answer CHAR(100)\
);";
var cleanTable = "DELETE FROM tikuNet";
db.execSQL(createTable);
db.execSQL(cleanTable);
log("创建打开清空表tikuNet!");
var sql = "INSERT INTO tikuNet (question, answer) VALUES (?, ?)";
db.beginTransaction();
var stmt = db.compileStatement(sql);
for (var li = 0, len = liArray.length; li < len; li++) {
//log("题目:"+li.text());
var tiMu = liArray[li].content;
var daAn = liArray[li].answer;
log(util.format("题目:%s\n答案:%s"),tiMu,daAn);
stmt.bindString(1, tiMu);
stmt.bindString(2, daAn);
stmt.executeInsert();
stmt.clearBindings();
}
db.setTransactionSuccessful();
db.endTransaction();
db.close();
return true;
}
/**
*/
function updateTikunet() {
log("开始更新题库,请先不要进行操作!!!");
log("开始下载题库json数据...");
var htmlArray = http.get("https://cdn.jsdelivr.net/gh/lolisaikou/tiku-autoupdate/questions.json");
var liArray = htmlArray.body.json();
log(util.format("题库下载完毕,题目总数:%s"), liArray.length);
var iff = files.read("./if.txt");
if (iff != liArray.length){
files.write("./if.txt", liArray.length);
//执行更新
log("开始更新数据库...");
if (CreateAndInsert(liArray)) {
log("数据库更新完毕!");
sleep(3000);
console.hide();
return liArray.length;
} else {
log("更新失败");
sleep(3000);
return -1;
}
}else{
log("题目数量相同,无需更新");
sleep(3000);
console.hide();
return 0;
}
}
//updateTikunet();
exports = updateTikunet();