feat(rutracker): rutracker basic integratioin

src/background/strategies/google.js

@@ -0,0 +1,7 @@
+const google = require('google')
+
+module.exports = (search) => new Promise((resolve) => {
+	google(search, (err, res) => {
+		resolve(res.links)
+	})
+})

src/background/strategies/rutracker.js

@@ -0,0 +1,29 @@
+
+const fetch = require('node-fetch')
+const cheerio = require('cheerio')
+
+module.exports = class Rutracker
+{
+	async findHash(hash)
+	{
+		this.hash = hash
+		return await this.parse()
+	}
+
+	async parse()
+	{
+		let html = await fetch('https://rutracker.org/forum/viewtopic.php?' + (this.threadId ? `t=${this.threadId}` : (this.hash ? `h=${this.hash}` : '')))
+		if(!html)
+			return
+		html = await html.text()
+		const $ = cheerio.load(html)
+		const topicTitle = $('#topic-title').text()
+		if(!topicTitle)
+			return
+		return {
+			name: topicTitle,
+			poster: $('.post_body .postImgAligned').attr('title'),
+			description: $('.post_body').text(),
+		}
+	}
+}