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playwright config

This commit is contained in:
Atish Amte 2023-08-17 00:52:35 +05:30
parent 8414f347de
commit 338082f0aa
1 changed files with 61 additions and 2 deletions
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63
packages/components/nodes/documentloaders/Playwright/Playwright.ts
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@ -1,6 +1,6 @@
import { INode, INodeData, INodeParams } from '../../../src/Interface'
import { TextSplitter } from 'langchain/text_splitter'
import { PlaywrightWebBaseLoader } from 'langchain/document_loaders/web/playwright'
import { Browser, Page, PlaywrightWebBaseLoader, PlaywrightWebBaseLoaderOptions } from 'langchain/document_loaders/web/playwright'
import { test } from 'linkifyjs'
import { webCrawl, xmlScrape } from '../../../src'
@ -66,6 +66,44 @@ class Playwright_DocumentLoaders implements INode {
'Only used when "Get Relative Links Method" is selected. Set 0 to retrieve all relative links, default limit is 10.',
warning: `Retrieving all links might take long time, and all links will be upserted again if the flow's state changed (eg: different URL, chunk size, etc)`
},
{
label: 'Wait Until',
name: 'waitUntilGoToOption',
type: 'options',
description: 'Select a go to wait until option',
options: [
{
label: 'Load',
name: 'load',
description: 'Consider operation to be finished when the load event is fired.'
},
{
label: 'DOM Content Loaded',
name: 'domcontentloaded',
description: 'Consider operation to be finished when the DOMContentLoaded event is fired.'
},
{
label: 'Network Idle',
name: 'networkidle',
description: 'Navigation is finished when there are no more connections for at least 500 ms.'
},
{
label: 'Commit',
name: 'commit',
description: 'Consider operation to be finished when network response is received and the document started loading.'
}
],
optional: true,
additionalParams: true
},
{
label: 'Wait for selector to load',
name: 'waitForSelector',
type: 'string',
optional: true,
additionalParams: true,
description: 'CSS selectors like .div or #div',
},
{
label: 'Metadata',
name: 'metadata',
@ -81,6 +119,8 @@ class Playwright_DocumentLoaders implements INode {
const metadata = nodeData.inputs?.metadata
const relativeLinksMethod = nodeData.inputs?.relativeLinksMethod as string
let limit = nodeData.inputs?.limit as string
let waitUntilGoToOption = nodeData.inputs?.waitUntilGoToOption as "load" | "domcontentloaded" | "networkidle" | "commit" | undefined
let waitForSelector = nodeData.inputs?.waitForSelector as string
let url = nodeData.inputs?.url as string
url = url.trim()
@ -91,7 +131,26 @@ class Playwright_DocumentLoaders implements INode {
async function playwrightLoader(url: string): Promise<any> {
try {
let docs = []
const loader = new PlaywrightWebBaseLoader(url)
const config: PlaywrightWebBaseLoaderOptions = {
launchOptions: {
args: ['--no-sandbox'],
headless: true
}
};
if (waitUntilGoToOption) {
config['gotoOptions'] = {
waitUntil: waitUntilGoToOption
}
}
if (waitForSelector) {
config['evaluate'] = async (page: Page, browser: Browser): Promise<string> => {
await page.waitForSelector(waitForSelector)
const result = await page.evaluate(() => document.body.innerHTML)
return result
}
}
const loader = new PlaywrightWebBaseLoader(url, config)
if (textSplitter) {
docs = await loader.loadAndSplit(textSplitter)
} else {