60 lines
1.7 KiB
TypeScript
60 lines
1.7 KiB
TypeScript
import { INode, INodeData, INodeParams } from '../../../src/Interface'
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import { TextSplitter } from 'langchain/text_splitter'
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import { DocxLoader } from 'langchain/document_loaders/fs/docx'
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class Docx_DocumentLoaders implements INode {
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label: string
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name: string
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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 = 'Docx File'
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this.name = 'docxFile'
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this.type = 'Document'
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this.icon = 'Docx.png'
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this.category = 'Document Loaders'
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this.description = `Load data from DOCX files`
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this.baseClasses = [this.type]
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this.inputs = [
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{
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label: 'Docx File',
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name: 'docxFile',
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type: 'file',
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fileType: '.docx'
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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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}
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async init(nodeData: INodeData): Promise<any> {
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const textSplitter = nodeData.inputs?.textSplitter as TextSplitter
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const docxFileBase64 = nodeData.inputs?.docxFile as string
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const splitDataURI = docxFileBase64.split(',')
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splitDataURI.pop()
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const bf = Buffer.from(splitDataURI.pop() || '', 'base64')
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const blob = new Blob([bf])
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const loader = new DocxLoader(blob)
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if (textSplitter) {
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const docs = await loader.loadAndSplit(textSplitter)
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return docs
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} else {
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const docs = await loader.load()
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return docs
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}
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}
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}
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module.exports = { nodeClass: Docx_DocumentLoaders }
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