Zengtudor/DataSpider2
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6
.gitignore vendored
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.idea/
.vscode/
node_modules/
build/
tmp/
temp/

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LICENSE
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MIT License
Copyright (c) 2023 Zengtudor
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

7
README.md
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# Awesome Project Build with TypeORM
# DataSpider2
Steps to run this project:
1. Run `npm i` command
2. Setup database settings inside `data-source.ts` file
3. Run `npm start` command

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package-lock.json generated
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package.json
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{
"name": "typeorm-sample",
"version": "0.0.1",
"description": "Awesome project developed with TypeORM.",
"type": "commonjs",
"devDependencies": {
"@types/jsdom": "^21.1.2",
"@types/node": "^16.11.10",
"ts-node": "10.7.0",
"typescript": "4.5.2"
},
"dependencies": {
"axios": "^1.4.0",
"jsdom": "^22.1.0",
"mysql": "^2.14.1",
"reflect-metadata": "^0.1.13",
"sqlite3": "^5.1.6",
"typeorm": "0.3.17"
},
"scripts": {
"start": "ts-node src/index.ts",
"typeorm": "typeorm-ts-node-commonjs"
}
}

34
src/Spiders/Baidu.ts
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import axios from 'axios';
import {JSDOM} from 'jsdom'
import { Hot } from '../entity/Hot';
import { AppDataSource } from '../data-source';
import { Web } from '../entity/Web';
import { insBaidu } from '../installer/Baidu';
import { SpiderMain } from './main';
export const runBaiduSpider = async ()=>{
await main()
}
const main = async ()=>{
const {window} = await JSDOM.fromURL("https://top.baidu.com/board?tab=realtime")
const document = window.document
let getClasses = document.querySelectorAll(".c-single-text-ellipsis")
let ListHots:Hot[] = []
getClasses.forEach(d=>{
const NewHot = new Hot()
NewHot.word=d.innerHTML.trim()
ListHots.push(NewHot)
})
let fromWeb = await AppDataSource.manager.findOneBy(Web,{
name:"Baidu"
})
if(fromWeb == null){
await insBaidu()
fromWeb = await AppDataSource.manager.findOneByOrFail(Web,{
name:"Baidu"
})
}
SpiderMain(fromWeb,ListHots)
}

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src/Spiders/Bilibili.ts
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import axios from "axios"
import { Hot } from "../entity/Hot"
import { AppDataSource } from "../data-source"
import { Web } from "../entity/Web"
import { Search } from "../entity/Search"
import { IsNull } from "typeorm"
import { Times } from "../entity/Times"
import { SpiderMain } from "./main"
import { insBilibili } from "../installer/Bilibili"
export const runBiliSpider = async () => {
await main()
}
const main = async () => {
const axiosRaw = await axios.get("https://api.bilibili.com/x/web-interface/wbi/search/square?limit=50")
const getList: any[] = axiosRaw.data.data.trending.list
const crtHots: Hot[] = []
getList.forEach(d => {
const newHot = new Hot()
newHot.word = d.keyword
crtHots.push(newHot)
})
// console.log(crtHots)
let fromWeb = await AppDataSource.manager.findOneBy(Web, {
name: "Bilibili"
})
if (fromWeb == null) {
await insBilibili()
fromWeb = await AppDataSource.manager.findOneByOrFail(Web, {
name: "Bilibili"
})
}
await SpiderMain(fromWeb, crtHots)
}

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src/Spiders/main.ts
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import { AppDataSource } from "../data-source";
import { Hot } from "../entity/Hot";
import { Search } from "../entity/Search";
import { Times } from "../entity/Times";
import { Web } from "../entity/Web";
export const SpiderMain = async (fromWeb: Web, HotList: Hot[]) => {
//新建一个搜索
let crtSearch = new Search()
const nowDate = new Date()
crtSearch.date = nowDate
crtSearch.fromWeb = fromWeb
crtSearch = await AppDataSource.manager.save(crtSearch)
await Promise.all(HotList.map(async d => {
d.fromSearch = crtSearch
let fromTimes = new Times()
//获取历史统计次数
fromTimes = await AppDataSource.manager.findOneBy(Times,{
word:d.word,
fromWeb:fromWeb
})
//如果为空那么创建一个
if(fromTimes==null){
fromTimes = new Times()
fromTimes.times=0
fromTimes.word = d.word
fromTimes.fromWeb =fromWeb
fromTimes.lastTime = nowDate
fromTimes = await AppDataSource.manager.save(fromTimes)
}
//增加统计次数的出现次数
fromTimes.times++
//更新日期
fromTimes.lastTime = nowDate
fromTimes = await AppDataSource.manager.save(fromTimes)
d.fromTimes = fromTimes
await AppDataSource.manager.save(d)
}))
}

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src/data-source.ts
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import "reflect-metadata"
import { DataSource } from "typeorm"
import { Search } from "./entity/Search"
import { Hot } from "./entity/Hot"
import { Web } from "./entity/Web"
import { Times } from "./entity/Times"
import { readFileSync } from "fs"
import path = require("path")
// import { main } from "."
export const AppDataSource = new DataSource({
type: "mysql",
host: "localhost",
port: 3306,
username: "root",
password: "ZengtudorRXR2008",
// password: "Zengtudor",
database: "hot",
synchronize: true,
logging: false,
entities: [Search,Hot,Web,Times],
migrations: [],
subscribers: [],
})
// export const AppDataSource = new DataSource({
// type: "sqlite",
// database: "./hot.sqlite",
// synchronize: true,
// logging: false,
// entities: [Search,Hot,Web,Times],
// migrations: [],
// subscribers: [],
// })

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src/entity/Hot.ts
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import { Column, Entity, ManyToOne, PrimaryGeneratedColumn } from "typeorm";
import { Search } from "./Search";
import { Times } from "./Times";
@Entity()
export class Hot{
@PrimaryGeneratedColumn()
id:number
@Column()
word:string
@ManyToOne(()=>Search,(search)=>search.Hots)
fromSearch:Search
@ManyToOne((type)=>Times,(time)=>time.Hots)
fromTimes
}

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src/entity/Search.ts
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import { Column, Entity, ManyToOne, OneToMany, PrimaryGeneratedColumn } from "typeorm";
import { Hot } from "./Hot";
import { Web } from "./Web";
@Entity()
export class Search{
@PrimaryGeneratedColumn()
id:number
@OneToMany((type)=>Hot,(hot)=>hot.fromSearch)
Hots:Hot[]
@ManyToOne((type)=>Web,(web)=>web.Searches)
fromWeb
@Column()
date:Date
}

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src/entity/Times.ts
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import { Column, Entity, ManyToOne, OneToMany, OneToOne, PrimaryGeneratedColumn } from "typeorm";
import { Hot } from "./Hot";
import { Web } from "./Web";
@Entity()
export class Times{
@PrimaryGeneratedColumn()
id:number
@OneToMany((type)=>Hot,(hot)=>hot.fromTimes)
Hots:Hot[]
@Column()
times:number
@Column()
word:string
@ManyToOne(()=>Web,(web)=>web.times)
fromWeb:Web
@Column()
lastTime:Date
}

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src/entity/Web.ts
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import { Column, Entity, OneToMany, PrimaryGeneratedColumn } from "typeorm";
import { Search } from "./Search";
import { Times } from "./Times";
@Entity()
export class Web{
@PrimaryGeneratedColumn()
id:number
@OneToMany((type)=>Search,(search)=>search.fromWeb)
Searches:Search[]
@Column()
name:string
@Column()
fromUrl:string
@Column()
searchUrl:string
@OneToMany(()=>Times,(times)=>times.fromWeb)
times:Times[]
}

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src/index.ts
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import { readFileSync } from "fs";
import { runBiliSpider } from "./Spiders/Bilibili";
import { AppDataSource } from "./data-source"
import { Web } from "./entity/Web"
import { runBaiduSpider } from "./Spiders/Baidu";
let runTimes = 0;
const main = async () => {
const startTime = new Date()
await AppDataSource.initialize()
// await AppDataSource.synchronize()
// await insBilibili()
let tasks: Promise<void>[] = []
tasks.push(runBiliSpider())
tasks.push(runBaiduSpider())
await Promise.all(tasks)
setTimeout(async ()=>{
await AppDataSource.destroy()
console.log("已关闭数据库...")
},1000*10)
console.log("延时数据库关闭....","10s")
// setTimeout(async ()=>{
// console.log("数据库已关闭。。。")
// },1000*10)
// await AppDataSource.destroy()
const endTime = new Date()
const span = new Date(endTime.getTime() - startTime.getTime())
runTimes++;
console.log("时间：", endTime.toLocaleString(), "任务完成用时：", span.getMilliseconds(), "毫秒 || ", span.getSeconds(), "秒", `第${runTimes}次完成任务`)
}
main().then(() => {
console.log("first test run is OK!!!")
// AppDataSource.destroy()
}).catch(e => {
console.error("first run error !!!!!!!!!!!!!!!", e)
// process.exit(1)
})
// setInterval(()=>{
// main().then(()=>{
// console.log("run is OK!!!")
// }).catch(e=>{
// console.error("run error !!!!!!!!!!!!!!!",e)
// })
// },1000*60*15)

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src/installer/Baidu.ts
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import { AppDataSource } from "../data-source"
import { Web } from "../entity/Web"
export const insBaidu = async ()=>{
const newWeb = new Web()
newWeb.fromUrl = "https://www.baidu.com/"
newWeb.name = "Baidu"
newWeb.searchUrl = "https://www.baidu.com/s?wd="
await AppDataSource.manager.save(newWeb)
}

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src/installer/Bilibili.ts
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import { AppDataSource } from "../data-source"
import { Web } from "../entity/Web"
export const insBilibili = async ()=>{
await AppDataSource.initialize()
const BiliWeb = new Web()
BiliWeb.name="Bilibili"
BiliWeb.fromUrl="https://www.bilibili.com/"
BiliWeb.searchUrl="https://search.bilibili.com/all?keyword="
await AppDataSource.manager.save(BiliWeb)
const findBili = await AppDataSource.manager.find(Web)
console.log("Created",findBili)
await AppDataSource.destroy()
}
// export const insBilibili = async ()=>{
// const getBili = await AppDataSource.manager.findOne(Web,{
// where:{
// name:"Bilibili"
// }
// })
// console.log(getBili)
// getBili.fromUrl="https://www.bilibili.com/"
// getBili.searchUrl="https://search.bilibili.com/all?keyword="
// const nextBili = await AppDataSource.manager.save(getBili)
// console.log(nextBili)
// }

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tsconfig.json
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{
"compilerOptions": {
"lib": [
"es5",
"es6"
],
"target": "es5",
"module": "commonjs",
"moduleResolution": "node",
"outDir": "./build",
"emitDecoratorMetadata": true,
"experimentalDecorators": true,
"sourceMap": true
}
}