first commit

packages/nodes-base/nodes/Google/Drive/v1/GenericFunctions.ts

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+import type {
+	IExecuteFunctions,
+	ILoadOptionsFunctions,
+	IDataObject,
+	IPollFunctions,
+	JsonObject,
+	IHttpRequestMethods,
+	IRequestOptions,
+} from 'n8n-workflow';
+import { NodeApiError } from 'n8n-workflow';
+
+import { getGoogleAccessToken } from '../../GenericFunctions';
+
+export async function googleApiRequest(
+	this: IExecuteFunctions | ILoadOptionsFunctions | IPollFunctions,
+	method: IHttpRequestMethods,
+	resource: string,
+	body: any = {},
+	qs: IDataObject = {},
+	uri?: string,
+	option: IDataObject = {},
+): Promise<any> {
+	const authenticationMethod = this.getNodeParameter(
+		'authentication',
+		0,
+		'serviceAccount',
+	) as string;
+
+	let options: IRequestOptions = {
+		headers: {
+			'Content-Type': 'application/json',
+		},
+		method,
+		body,
+		qs,
+		uri: uri || `https://www.googleapis.com${resource}`,
+		json: true,
+	};
+
+	options = Object.assign({}, options, option);
+
+	try {
+		if (Object.keys(body as IDataObject).length === 0) {
+			delete options.body;
+		}
+
+		if (authenticationMethod === 'serviceAccount') {
+			const credentials = await this.getCredentials('googleApi');
+
+			const { access_token } = await getGoogleAccessToken.call(this, credentials, 'drive');
+
+			options.headers!.Authorization = `Bearer ${access_token}`;
+			return await this.helpers.request(options);
+		} else {
+			return await this.helpers.requestOAuth2.call(this, 'googleDriveOAuth2Api', options);
+		}
+	} catch (error) {
+		if (error.code === 'ERR_OSSL_PEM_NO_START_LINE') {
+			error.statusCode = '401';
+		}
+
+		throw new NodeApiError(this.getNode(), error as JsonObject);
+	}
+}
+
+export async function googleApiRequestAllItems(
+	this: IExecuteFunctions | ILoadOptionsFunctions | IPollFunctions,
+	propertyName: string,
+	method: IHttpRequestMethods,
+	endpoint: string,
+
+	body: any = {},
+	query: IDataObject = {},
+): Promise<any> {
+	const returnData: IDataObject[] = [];
+
+	let responseData;
+	query.maxResults = query.maxResults || 100;
+	query.pageSize = query.pageSize || 100;
+
+	do {
+		responseData = await googleApiRequest.call(this, method, endpoint, body, query);
+		returnData.push.apply(returnData, responseData[propertyName] as IDataObject[]);
+	} while (responseData.nextPageToken !== undefined && responseData.nextPageToken !== '');
+
+	return returnData;
+}
+
+export function extractId(url: string): string {
+	if (url.includes('/d/')) {
+		//https://docs.google.com/document/d/1TUJGUf5HUv9e6MJBzcOsPruxXDeGMnGYTBWfkMagcg4/edit
+		const data = url.match(/[-\w]{25,}/);
+		if (Array.isArray(data)) {
+			return data[0];
+		}
+	} else if (url.includes('/folders/')) {
+		//https://drive.google.com/drive/u/0/folders/19MqnruIXju5sAWYD3J71im1d2CBJkZzy
+		return url.split('/folders/')[1];
+	}
+	return url;
+}

packages/nodes-base/nodes/Google/Drive/v1/SearchFunctions.ts

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+import type { ILoadOptionsFunctions, INodeListSearchResult } from 'n8n-workflow';
+
+import { googleApiRequest } from './GenericFunctions';
+
+interface GoogleDriveFilesItem {
+	id: string;
+	name: string;
+	mimeType: string;
+	webViewLink: string;
+}
+
+interface GoogleDriveDriveItem {
+	id: string;
+	name: string;
+}
+
+export async function fileSearch(
+	this: ILoadOptionsFunctions,
+	filter?: string,
+	paginationToken?: string,
+): Promise<INodeListSearchResult> {
+	const query: string[] = [];
+	if (filter) {
+		query.push(`name contains '${filter.replace("'", "\\'")}'`);
+	}
+	query.push("mimeType != 'application/vnd.google-apps.folder'");
+	const res = await googleApiRequest.call(this, 'GET', '/drive/v3/files', undefined, {
+		q: query.join(' and '),
+		pageToken: paginationToken,
+		fields: 'nextPageToken,files(id,name,mimeType,webViewLink)',
+		orderBy: 'name_natural',
+	});
+	return {
+		results: res.files.map((i: GoogleDriveFilesItem) => ({
+			name: i.name,
+			value: i.id,
+			url: i.webViewLink,
+		})),
+		paginationToken: res.nextPageToken,
+	};
+}
+
+export async function folderSearch(
+	this: ILoadOptionsFunctions,
+	filter?: string,
+	paginationToken?: string,
+): Promise<INodeListSearchResult> {
+	const query: string[] = [];
+	if (filter) {
+		query.push(`name contains '${filter.replace("'", "\\'")}'`);
+	}
+	query.push("mimeType = 'application/vnd.google-apps.folder'");
+	const res = await googleApiRequest.call(this, 'GET', '/drive/v3/files', undefined, {
+		q: query.join(' and '),
+		pageToken: paginationToken,
+		fields: 'nextPageToken,files(id,name,mimeType,webViewLink)',
+		orderBy: 'name_natural',
+	});
+	return {
+		results: res.files.map((i: GoogleDriveFilesItem) => ({
+			name: i.name,
+			value: i.id,
+			url: i.webViewLink,
+		})),
+		paginationToken: res.nextPageToken,
+	};
+}
+
+export async function driveSearch(
+	this: ILoadOptionsFunctions,
+	filter?: string,
+	paginationToken?: string,
+): Promise<INodeListSearchResult> {
+	const res = await googleApiRequest.call(this, 'GET', '/drive/v3/drives', undefined, {
+		q: filter ? `name contains '${filter.replace("'", "\\'")}'` : undefined,
+		pageToken: paginationToken,
+	});
+	return {
+		results: res.drives.map((i: GoogleDriveDriveItem) => ({
+			name: i.name,
+			value: i.id,
+		})),
+		paginationToken: res.nextPageToken,
+	};
+}