85 lines
2.7 KiB
TypeScript
85 lines
2.7 KiB
TypeScript
import { INode, INodeData, INodeParams } from '../../../src/Interface'
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import { TextSplitter } from 'langchain/text_splitter'
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import { GitbookLoader } from 'langchain/document_loaders/web/gitbook'
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class Gitbook_DocumentLoaders implements INode {
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label: string
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name: string
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version: number
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description: string
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type: string
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icon: string
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category: string
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baseClasses: string[]
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inputs?: INodeParams[]
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constructor() {
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this.label = 'GitBook'
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this.name = 'gitbook'
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this.version = 1.0
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this.type = 'Document'
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this.icon = 'gitbook.svg'
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this.category = 'Document Loaders'
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this.description = `Load data from GitBook`
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this.baseClasses = [this.type]
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this.inputs = [
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{
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label: 'Web Path',
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name: 'webPath',
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type: 'string',
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placeholder: 'https://docs.gitbook.com/product-tour/navigation',
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description: 'If want to load all paths from the GitBook provide only root path e.g.https://docs.gitbook.com/ '
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},
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{
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label: 'Should Load All Paths',
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name: 'shouldLoadAllPaths',
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type: 'boolean',
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description: 'Load from all paths in a given GitBook',
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optional: true
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},
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{
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label: 'Text Splitter',
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name: 'textSplitter',
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type: 'TextSplitter',
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optional: true
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},
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{
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label: 'Metadata',
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name: 'metadata',
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type: 'json',
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optional: true,
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additionalParams: true
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}
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]
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}
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async init(nodeData: INodeData): Promise<any> {
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const webPath = nodeData.inputs?.webPath as string
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const shouldLoadAllPaths = nodeData.inputs?.shouldLoadAllPaths as boolean
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const textSplitter = nodeData.inputs?.textSplitter as TextSplitter
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const metadata = nodeData.inputs?.metadata
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const loader = shouldLoadAllPaths ? new GitbookLoader(webPath, { shouldLoadAllPaths }) : new GitbookLoader(webPath)
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const docs = textSplitter ? await loader.loadAndSplit() : await loader.load()
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if (metadata) {
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const parsedMetadata = typeof metadata === 'object' ? metadata : JSON.parse(metadata)
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return docs.map((doc) => {
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return {
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...doc,
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metadata: {
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...doc.metadata,
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...parsedMetadata
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}
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}
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})
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}
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return docs
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}
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}
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module.exports = {
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nodeClass: Gitbook_DocumentLoaders
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}
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