Merge pull request #31 from FlowiseAI/feature/DocxLoader

add Docx loader

packages/components/nodes/documentloaders/Docx/Docx.ts

@@ -0,0 +1,59 @@
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+import { TextSplitter } from 'langchain/text_splitter'
+import { DocxLoader } from 'langchain/document_loaders/fs/docx'
+
+class Docx_DocumentLoaders implements INode {
+    label: string
+    name: string
+    description: string
+    type: string
+    icon: string
+    category: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'Docx File'
+        this.name = 'docxFile'
+        this.type = 'Document'
+        this.icon = 'Docx.png'
+        this.category = 'Document Loaders'
+        this.description = `Load data from DOCX files`
+        this.baseClasses = [this.type]
+        this.inputs = [
+            {
+                label: 'Docx File',
+                name: 'docxFile',
+                type: 'file',
+                fileType: '.docx'
+            },
+            {
+                label: 'Text Splitter',
+                name: 'textSplitter',
+                type: 'TextSplitter',
+                optional: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const textSplitter = nodeData.inputs?.textSplitter as TextSplitter
+        const docxFileBase64 = nodeData.inputs?.docxFile as string
+        const splitDataURI = docxFileBase64.split(',')
+        splitDataURI.pop()
+        const bf = Buffer.from(splitDataURI.pop() || '', 'base64')
+
+        const blob = new Blob([bf])
+        const loader = new DocxLoader(blob)
+
+        if (textSplitter) {
+            const docs = await loader.loadAndSplit(textSplitter)
+            return docs
+        } else {
+            const docs = await loader.load()
+            return docs
+        }
+    }
+}
+
+module.exports = { nodeClass: Docx_DocumentLoaders }

packages/components/package.json

@@ -28,6 +28,7 @@
         "express": "^4.17.3",
         "form-data": "^4.0.0",
         "langchain": "^0.0.63",
+        "mammoth": "^1.5.1",
         "moment": "^2.29.3",
         "node-fetch": "2",
         "pdf-parse": "^1.1.1",