This repository has been archived by the owner on Sep 18, 2021. It is now read-only.
-
-
Notifications
You must be signed in to change notification settings - Fork 8
/
index.ts
348 lines (298 loc) · 10.2 KB
/
index.ts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
import AsyncLock from "async-lock"
import debug from "debug"
import playwright, {
Browser,
BrowserContext,
BrowserContextOptions,
CDPSession,
ChromiumBrowserContext,
LaunchOptions,
Page,
} from "playwright"
import functionsToInject from "../functionToInject"
import pageStealth from "./pageStealth"
import { PathLike } from "fs-extra"
let error = debug("scrapper_tools:fastpage:error")
let info = debug("scrapper_tools:fastpage:info")
let lock = new AsyncLock()
interface BrowserTypeLaunchOptionsProxy {
server: string
bypass?: string
username?: string
password?: string
}
interface ConfigValue {
browserHandle?: BrowserContext
browser: "chromium" | "firefox" | "webkit"
proxy?: BrowserTypeLaunchOptionsProxy
headless: boolean
devtools: boolean
userDataDir?: string
windowSize: { width: number; height: number }
blockFonts: boolean
blockImages: boolean
blockCSS: boolean
defaultNavigationTimeout: number
extensions: Array<String>
showPageError: boolean
userAgent: string
args: Array<string>
hooks: any
enableStealth: boolean
downloadDir: any | PathLike
}
let defaultConfig: ConfigValue = {
browserHandle: undefined,
browser: "chromium",
proxy: undefined,
headless: false,
devtools: false,
userDataDir: undefined,
windowSize: { width: 595, height: 842 },
blockFonts: false,
blockImages: false,
blockCSS: false,
enableStealth: true,
defaultNavigationTimeout: 30 * 1000,
extensions: [],
showPageError: false,
userAgent:
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.87 Safari/537.36",
args: [],
hooks: [],
downloadDir: null,
}
interface Config {
[name: string]: ConfigValue
}
let config: Config = {
default: { ...defaultConfig },
}
async function loadHooks(hooks: any, name: string, ...args: any): Promise<void> {
hooks.filter((v: any) => v.name === name).forEach(async (v: any) => await v.action(...args))
}
async function browser(instanceName: string): Promise<Browser> {
return await lock
.acquire("instance_" + instanceName, async function () {
if (config[instanceName].browserHandle) return config[instanceName].browserHandle
let args: Array<string> = [
"--no-sandbox",
`--window-size=${config[instanceName].windowSize.width},${config[instanceName].windowSize.height}`,
"--disable-features=site-per-process",
"--enable-features=NetworkService",
"--allow-running-insecure-content",
"--enable-automation",
"--disable-background-timer-throttling",
"--disable-backgrounding-occluded-windows",
"--disable-renderer-backgrounding",
"--disable-web-security",
...config[instanceName].args,
]
if (config[instanceName].userDataDir) {
args.push(`---user-data-dir=${config[instanceName].userDataDir}`)
}
if (config[instanceName].extensions.length > 0) {
args.push(
`--disable-extensions-except=${config[instanceName].extensions.join(",")}`,
`--load-extension=${config[instanceName].extensions.join(",")}`
)
}
let launchOption: any = {
headless: config[instanceName].headless,
args,
devtools: config[instanceName].devtools,
acceptDownloads: true,
}
if (config[instanceName].downloadDir) {
launchOption.downloadsPath = config[instanceName].downloadDir
}
if (config[instanceName].proxy) {
launchOption.proxy = config[instanceName].proxy
}
let contextOption: BrowserContextOptions = {
ignoreHTTPSErrors: true,
acceptDownloads: true,
bypassCSP: true,
userAgent:
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36",
colorScheme: "dark",
}
if (config[instanceName].userDataDir) {
config[instanceName].browserHandle = await playwright[
config[instanceName].browser
].launchPersistentContext(config[instanceName].userDataDir!, {
acceptDownloads: true,
colorScheme: "dark",
...launchOption,
})
} else {
let browser = await playwright[config[instanceName].browser].launch(launchOption)
config[instanceName].browserHandle = await browser.newContext(contextOption)
}
return config[instanceName].browserHandle
})
.catch((err: any) => {
error("Error on starting new page: Lock Error ->", err)
throw err
})
}
export async function makePageFaster(
page: Page,
instanceName: string
): Promise<{ session: CDPSession | null; page: Page }> {
let instanceConfig: typeof defaultConfig = config[instanceName]
await loadHooks(instanceConfig["hooks"], "make_page_faster", page)
page.setDefaultNavigationTimeout(instanceConfig.defaultNavigationTimeout)
page.setDefaultTimeout(instanceConfig.defaultNavigationTimeout)
let session: null | CDPSession = null
if (instanceConfig.browser === "chromium") {
session = await (page.context() as ChromiumBrowserContext).newCDPSession(page)
}
if (instanceConfig.enableStealth === true) {
await pageStealth(page)
}
await page.addScriptTag({
content: `${functionsToInject.waitForElement} ${functionsToInject.waitForElementToBeRemoved} ${functionsToInject.delay}`,
})
if (instanceConfig.showPageError === true) {
page.on("pageerror", (err: any) => {
error("Error happen at the page: ", err)
})
page.on("pageerror", (pageerr: any) => {
error("Page Error occurred: ", pageerr)
})
}
if (instanceConfig.blockCSS || instanceConfig.blockFonts || instanceConfig.blockImages) {
// await page.setRequestInterception(true)
page.on("request", (request: any) => {
if (
(instanceConfig.blockImages && request.resourceType() === "image") ||
(instanceConfig.blockFonts && request.resourceType() === "font") ||
(instanceConfig.blockCSS && request.resourceType() === "stylesheet")
) {
request.abort()
} else {
request.continue()
}
})
}
if (session) {
await session.send("Page.setWebLifecycleState", {
state: "active",
})
}
return { session, page }
}
export function fastPage(instanceName = "default") {
async function init(useCurrentDefaultConfig = true) {
if (useCurrentDefaultConfig) {
config[instanceName] = { ...config.default }
} else {
config[instanceName] = { ...defaultConfig }
}
}
return {
init: init,
getBrowserHandle: async (): Promise<Browser> => {
return await browser(instanceName)
},
newPage: async (): Promise<Page> => {
info("Fast Page", "Launching new page ")
if (!config[instanceName]) {
info("Fast Page", "Using default config")
await init()
}
let brow = await browser(instanceName)
let { page } = await makePageFaster(await brow.newPage(), instanceName)
return page
},
newPage1: async (): Promise<{ session: CDPSession | null; page: Page }> => {
info("Fast Page", "Launching new page with session ")
let brow = await browser(instanceName)
let { page, session } = await makePageFaster(await brow.newPage(), instanceName)
return { page, session }
},
closeBrowser: async () => {
info("Fast Page", "Requesting to close browser ")
return await lock
.acquire("instance_close_" + instanceName, async function () {
if (config[instanceName].browserHandle) {
let bHandle = await browser(instanceName)
await bHandle.close()
}
config[instanceName].browserHandle = undefined
return "closed"
})
.catch((err: any) => console.log("Error on closing browser: Lock Error ->", err))
},
setProxy: (value: BrowserTypeLaunchOptionsProxy) => {
info("Fast Page", "Setting proxy to ", value)
config[instanceName].proxy = value
},
setDefaultBrowser: (name: "chromium" | "firefox" | "webkit") => {
config[instanceName].browser = name
},
setShowPageError: (value: boolean) => {
info("Fast Page", "Setting show page error to ", value)
config[instanceName].showPageError = value
},
setHeadless: (value: boolean = false) => {
info("Fast Page", "Setting headless to ", value)
config[instanceName].headless = value
},
setDevtools: (value: boolean = true) => {
info("Fast Page", "Setting devtools to ", value)
config[instanceName].devtools = value
},
setUserDataDir: (value: string) => {
info("Fast Page", "Storing chrome cache in ", value)
config[instanceName].userDataDir = value
},
setUserAgent: (value: string) => {
info("Fast Page", "Setting user agent in ", value)
config[instanceName].userAgent = value
},
setWindowSizeArg: (value: { width: number; height: number }) => {
info("Fast Page", "Setting window size to ", value)
config[instanceName].windowSize = value
},
setExtensionsPaths: (value: Array<string>) => {
config[instanceName].extensions = value
},
setStealth: (value: boolean) => {
config[instanceName].enableStealth = value
},
setDefaultNavigationTimeout: (value: number) => {
info("Fast Page", "Default navigation timeout", value)
config[instanceName].defaultNavigationTimeout = value
},
setDownloadDir: (value: PathLike) => {
info("Fast Page", "Download timeout", value)
config[instanceName].downloadDir = value
},
blockImages: (value: boolean = true) => {
info("Fast Page", "Block Image", value)
config[instanceName].blockImages = value
},
blockFonts: (value: boolean = true) => {
info("Fast Page", "Block Font", value)
config[instanceName].blockFonts = value
},
blockCSS: (value: boolean = true) => {
info("Fast Page", "Block CSS", value)
config[instanceName].blockCSS = value
},
getConfig(instanceName: string = "default") {
if (instanceName === null) {
return config
}
return config.instanceName
},
addHook(name: string, action: Function) {
config[instanceName].hooks.push({ name, action })
},
addArg(arg: any) {
config[instanceName].args.push(arg)
},
}
}