searxng tool

packages/@n8n/nodes-langchain/credentials/SearXngApi.credentials.ts

@@ -0,0 +1,19 @@
+import type { ICredentialType, INodeProperties } from 'n8n-workflow';
+
+export class SearXngApi implements ICredentialType {
+	name = 'searXngApi';
+
+	displayName = 'SearXNG';
+
+	documentationUrl = 'searxng';
+
+	properties: INodeProperties[] = [
+		{
+			displayName: 'API URL',
+			name: 'apiUrl',
+			type: 'string',
+			default: '',
+			required: true,
+		},
+	];
+}

packages/@n8n/nodes-langchain/nodes/tools/ToolSearXng/ToolSearXng.node.ts

@@ -0,0 +1,125 @@
+import { SearxngSearch } from '@langchain/community/tools/searxng_search';
+import { NodeConnectionType } from 'n8n-workflow';
+import type {
+	INodeType,
+	INodeTypeDescription,
+	ISupplyDataFunctions,
+	SupplyData,
+} from 'n8n-workflow';
+
+import { logWrapper } from '@utils/logWrapper';
+import { getConnectionHintNoticeField } from '@utils/sharedFields';
+
+type Options = {
+	numResults: number;
+	pageNumber: number;
+	language: string;
+	safesearch: 0 | 1 | 2;
+};
+
+export class ToolSearXng implements INodeType {
+	description: INodeTypeDescription = {
+		displayName: 'SearXNG',
+		name: 'toolSearXng',
+		icon: 'file:searXng.svg',
+		group: ['transform'],
+		version: 1,
+		description: 'Search in SearXNG',
+		defaults: {
+			name: 'SearXNG',
+		},
+		codex: {
+			categories: ['AI'],
+			subcategories: {
+				AI: ['Tools'],
+				Tools: ['Other Tools'],
+			},
+			resources: {
+				primaryDocumentation: [
+					{
+						url: 'https://docs.n8n.io/integrations/builtin/cluster-nodes/sub-nodes/n8n-nodes-langchain.toolsearxng/',
+					},
+				],
+			},
+		},
+		inputs: [],
+		outputs: [NodeConnectionType.AiTool],
+		outputNames: ['Tool'],
+		credentials: [
+			{
+				name: 'searXngApi',
+				required: true,
+			},
+		],
+		properties: [
+			getConnectionHintNoticeField([NodeConnectionType.AiAgent]),
+			{
+				displayName: 'Options',
+				name: 'options',
+				type: 'collection',
+				placeholder: 'Add Option',
+				default: {},
+				options: [
+					{
+						displayName: 'Number of Results',
+						name: 'numResults',
+						type: 'number',
+						default: 10,
+					},
+					{
+						displayName: 'Search Page Number',
+						name: 'pageNumber',
+						type: 'number',
+						default: 1,
+					},
+					{
+						displayName: 'Language',
+						name: 'language',
+						type: 'string',
+						default: 'en',
+						description:
+							'Defines the language to use. It\'s a two-letter language code. (e.g., `en` for English, `es` for Spanish, or `fr` for French). Head to <a href="https://docs.searxng.org/user/search-syntax.html#select-language">SearXNG search syntax page</a> for more info.',
+					},
+					{
+						displayName: 'Safe Search',
+						name: 'safesearch',
+						type: 'options',
+						options: [
+							{
+								name: 'None',
+								value: 0,
+							},
+							{
+								name: 'Moderate',
+								value: 1,
+							},
+							{
+								name: 'Strict',
+								value: 2,
+							},
+						],
+						default: 0,
+						description: 'Filter search results of engines which support safe search',
+					},
+				],
+			},
+		],
+	};
+
+	async supplyData(this: ISupplyDataFunctions, itemIndex: number): Promise<SupplyData> {
+		const credentials = await this.getCredentials<{ apiUrl: string }>('searXngApi');
+		const options = this.getNodeParameter('options', itemIndex) as Options;
+
+		const tool = new SearxngSearch({
+			apiBase: credentials.apiUrl,
+			headers: {
+				Accept: 'application/json',
+			},
+			params: options,
+		});
+
+		return {
+			response: logWrapper(tool, this),
+		};
+	}
+}

packages/@n8n/nodes-langchain/nodes/tools/ToolSearXng/searXng.svg

@@ -0,0 +1 @@
+<svg height="92mm" viewBox="0 0 92 92" width="92mm" xmlns="http://www.w3.org/2000/svg"><g transform="translate(-40.921303 -17.416526)"><g fill="none"><circle cx="75" cy="92" r="0" stroke="#000" stroke-width="12"/><circle cx="75.921" cy="53.903" r="30" stroke="#3050ff" stroke-width="10"/><path d="m67.514849 37.91524a18 18 0 0 1 21.051475 3.312407 18 18 0 0 1 3.137312 21.078282" stroke="#3050ff" stroke-width="5"/></g><path d="m3.706 122.09h18.846v39.963h-18.846z" fill="#3050ff" transform="matrix(.69170581 -.72217939 .72217939 .69170581 0 0)"/></g></svg>

packages/@n8n/nodes-langchain/package.json

@@ -35,6 +35,7 @@
       "dist/credentials/OpenRouterApi.credentials.js",
       "dist/credentials/PineconeApi.credentials.js",
       "dist/credentials/QdrantApi.credentials.js",
+      "dist/credentials/SearXngApi.credentials.js",
       "dist/credentials/SerpApi.credentials.js",
       "dist/credentials/WolframAlphaApi.credentials.js",
       "dist/credentials/XataApi.credentials.js",
@@ -99,6 +100,7 @@
       "dist/nodes/tools/ToolCalculator/ToolCalculator.node.js",
       "dist/nodes/tools/ToolCode/ToolCode.node.js",
       "dist/nodes/tools/ToolHttpRequest/ToolHttpRequest.node.js",
+      "dist/nodes/tools/ToolSearXng/ToolSearXng.node.js",
       "dist/nodes/tools/ToolSerpApi/ToolSerpApi.node.js",
       "dist/nodes/tools/ToolVectorStore/ToolVectorStore.node.js",
       "dist/nodes/tools/ToolWikipedia/ToolWikipedia.node.js",