update Notion Loader

2026-06-28 19:00:59 +03:00 · 2023-07-21 17:27:39 +01:00
parent 6de237ab5f
commit b5b9b9c8b0
6 changed files with 114 additions and 22 deletions
@@ -0,0 +1,96 @@
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+import { TextSplitter } from 'langchain/text_splitter'
+import { NotionAPILoader, NotionAPILoaderOptions } from 'langchain/document_loaders/web/notionapi'
+
+class NotionPage_DocumentLoaders implements INode {
+    label: string
+    name: string
+    description: string
+    type: string
+    icon: string
+    category: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'Notion Page'
+        this.name = 'notionPage'
+        this.type = 'Document'
+        this.icon = 'notion.png'
+        this.category = 'Document Loaders'
+        this.description = 'Load data from Notion Page (including child pages all as separate documents)'
+        this.baseClasses = [this.type]
+        this.inputs = [
+            {
+                label: 'Text Splitter',
+                name: 'textSplitter',
+                type: 'TextSplitter',
+                optional: true
+            },
+            {
+                label: 'Notion Integration Token',
+                name: 'notionIntegrationToken',
+                type: 'password',
+                description:
+                    'You can find integration token <a target="_blank" href="https://developers.notion.com/docs/create-a-notion-integration#step-1-create-an-integration">here</a>'
+            },
+            {
+                label: 'Notion Page Id',
+                name: 'pageId',
+                type: 'string',
+                description:
+                    'The last The 32 char hex in the url path. For example: https://www.notion.so/skarard/LangChain-Notion-API-b34ca03f219c4420a6046fc4bdfdf7b4, b34ca03f219c4420a6046fc4bdfdf7b4 is the Page ID'
+            },
+            {
+                label: 'Metadata',
+                name: 'metadata',
+                type: 'json',
+                optional: true,
+                additionalParams: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const textSplitter = nodeData.inputs?.textSplitter as TextSplitter
+        const pageId = nodeData.inputs?.pageId as string
+        const metadata = nodeData.inputs?.metadata
+        const notionIntegrationToken = nodeData.inputs?.notionIntegrationToken as string
+
+        const obj: NotionAPILoaderOptions = {
+            clientOptions: {
+                auth: notionIntegrationToken
+            },
+            id: pageId,
+            type: 'page'
+        }
+        const loader = new NotionAPILoader(obj)
+
+        let docs = []
+        if (textSplitter) {
+            docs = await loader.loadAndSplit(textSplitter)
+        } else {
+            docs = await loader.load()
+        }
+
+        if (metadata) {
+            const parsedMetadata = typeof metadata === 'object' ? metadata : JSON.parse(metadata)
+            let finaldocs = []
+            for (const doc of docs) {
+                const newdoc = {
+                    ...doc,
+                    metadata: {
+                        ...doc.metadata,
+                        ...parsedMetadata
+                    }
+                }
+                finaldocs.push(newdoc)
+            }
+            return finaldocs
+        }
+
+        return docs
+    }
+}
+
+module.exports = { nodeClass: NotionPage_DocumentLoaders }