mirror of
https://github.com/n8n-io/n8n.git
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1127 lines
25 KiB
TypeScript
1127 lines
25 KiB
TypeScript
import { google } from 'googleapis';
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const { Readable } = require('stream');
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import {
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BINARY_ENCODING,
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IExecuteFunctions,
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} from 'n8n-core';
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import {
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IDataObject,
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INodeTypeDescription,
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INodeExecutionData,
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INodeType,
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} from 'n8n-workflow';
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import { getAuthenticationClient } from './GoogleApi';
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export class GoogleDrive implements INodeType {
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description: INodeTypeDescription = {
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displayName: 'Google Drive',
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name: 'googleDrive',
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icon: 'file:googleDrive.png',
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group: ['input'],
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version: 1,
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subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}',
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description: 'Access data on Google Drive',
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defaults: {
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name: 'Google Drive',
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color: '#3f87f2',
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},
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inputs: ['main'],
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outputs: ['main'],
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credentials: [
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{
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name: 'googleApi',
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required: true,
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}
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],
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properties: [
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{
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displayName: 'Resource',
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name: 'resource',
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type: 'options',
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options: [
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{
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name: 'File',
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value: 'file',
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},
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{
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name: 'Folder',
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value: 'folder',
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},
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],
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default: 'file',
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description: 'The resource to operate on.',
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},
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// ----------------------------------
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// operations
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// ----------------------------------
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{
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displayName: 'Operation',
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name: 'operation',
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type: 'options',
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displayOptions: {
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show: {
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resource: [
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'file',
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],
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},
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},
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options: [
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{
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name: 'Copy',
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value: 'copy',
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description: 'Copy a file',
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},
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{
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name: 'Delete',
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value: 'delete',
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description: 'Delete a file',
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},
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{
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name: 'Download',
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value: 'download',
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description: 'Download a file',
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},
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{
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name: 'List',
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value: 'list',
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description: 'Returns files and folders',
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},
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{
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name: 'Upload',
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value: 'upload',
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description: 'Upload a file',
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},
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],
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default: 'upload',
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description: 'The operation to perform.',
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},
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{
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displayName: 'Operation',
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name: 'operation',
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type: 'options',
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displayOptions: {
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show: {
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resource: [
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'folder',
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],
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},
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},
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options: [
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{
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name: 'Create',
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value: 'create',
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description: 'Create a folder',
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},
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{
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name: 'Delete',
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value: 'delete',
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description: 'Delete a folder',
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},
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],
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default: 'create',
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description: 'The operation to perform.',
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},
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// ----------------------------------
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// file
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// ----------------------------------
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// ----------------------------------
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// file:copy
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// ----------------------------------
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{
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displayName: 'ID',
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name: 'fileId',
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type: 'string',
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default: '',
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required: true,
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displayOptions: {
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show: {
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operation: [
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'copy'
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],
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resource: [
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'file',
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],
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},
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},
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description: 'The ID of the file to copy.',
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},
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// ----------------------------------
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// file/folder:delete
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// ----------------------------------
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{
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displayName: 'ID',
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name: 'fileId',
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type: 'string',
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default: '',
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required: true,
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displayOptions: {
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show: {
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operation: [
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'delete'
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],
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resource: [
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'file',
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'folder',
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],
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},
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},
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description: 'The ID of the file/folder to delete.',
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},
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// ----------------------------------
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// file:download
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// ----------------------------------
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{
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displayName: 'File Id',
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name: 'fileId',
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type: 'string',
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default: '',
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required: true,
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displayOptions: {
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show: {
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operation: [
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'download'
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],
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resource: [
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'file',
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],
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},
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},
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description: 'The ID of the file to download.',
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},
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{
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displayName: 'Binary Property',
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name: 'binaryPropertyName',
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type: 'string',
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required: true,
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default: 'data',
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displayOptions: {
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show: {
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operation: [
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'download'
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],
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resource: [
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'file',
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],
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},
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},
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description: 'Name of the binary property to which to<br />write the data of the read file.',
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},
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// ----------------------------------
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// file:list
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// ----------------------------------
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{
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displayName: 'Use Query String',
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name: 'useQueryString',
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type: 'boolean',
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default: false,
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displayOptions: {
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show: {
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operation: [
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'list'
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],
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resource: [
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'file',
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],
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},
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},
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description: 'If a query string should be used to filter results.',
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},
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{
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displayName: 'Query String',
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name: 'queryString',
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type: 'string',
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default: '',
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displayOptions: {
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show: {
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operation: [
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'list',
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],
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useQueryString: [
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true,
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],
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resource: [
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'file',
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],
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},
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},
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placeholder: 'name contains \'invoice\'',
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description: 'Query to use to return only specific files.',
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},
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{
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displayName: 'Limit',
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name: 'limit',
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type: 'number',
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displayOptions: {
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show: {
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operation: [
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'list',
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],
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resource: [
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'file',
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],
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},
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},
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typeOptions: {
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minValue: 1,
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maxValue: 1000,
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},
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default: 100,
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description: 'How many files to return.',
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},
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{
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displayName: 'Filters',
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name: 'queryFilters',
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placeholder: 'Add Filter',
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description: 'Filters to use to return only specific files.',
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type: 'fixedCollection',
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typeOptions: {
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multipleValues: true,
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},
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default: {},
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displayOptions: {
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show: {
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operation: [
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'list',
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],
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useQueryString: [
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false,
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],
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resource: [
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'file',
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],
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},
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},
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options: [
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{
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name: 'name',
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displayName: 'Name',
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values: [
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{
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displayName: 'Operation',
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name: 'operation',
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type: 'options',
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options: [
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{
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name: 'Contains',
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value: 'contains'
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},
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{
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name: 'Is',
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value: 'is'
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},
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{
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name: 'Is Not',
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value: 'isNot'
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},
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],
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default: 'contains',
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description: 'Operation to perform.',
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},
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{
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displayName: 'Value',
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name: 'value',
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type: 'string',
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default: '',
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description: 'The value for operation.',
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},
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]
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},
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{
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name: 'mimeType',
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displayName: 'Mime Type',
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values: [
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{
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displayName: 'Mime Type',
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name: 'mimeType',
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type: 'options',
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options: [
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{
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name: 'Custom Mime Type',
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value: 'custom',
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},
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{
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name: ' 3rd party shortcut',
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value: 'application/vnd.google-apps.drive-sdk',
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},
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{
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name: 'Audio',
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value: 'application/vnd.google-apps.audio',
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},
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{
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name: 'Google Apps Scripts',
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value: 'application/vnd.google-apps.script',
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},
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{
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name: 'Google Docs',
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value: 'application/vnd.google-apps.document',
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},
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{
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name: 'Google Drawing',
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value: 'application/vnd.google-apps.drawing',
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},
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{
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name: 'Google Drive file',
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value: 'application/vnd.google-apps.file',
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},
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{
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name: 'Google Drive folder',
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value: 'application/vnd.google-apps.folder',
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},
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{
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name: 'Google Forms',
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value: 'application/vnd.google-apps.form',
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},
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{
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name: 'Google Fusion Tables',
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value: 'application/vnd.google-apps.fusiontable',
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},
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{
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name: 'Google My Maps',
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value: 'application/vnd.google-apps.map',
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},
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{
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name: 'Google Sheets',
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value: 'application/vnd.google-apps.spreadsheet',
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},
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{
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name: 'Google Sites',
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value: 'application/vnd.google-apps.site',
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},
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{
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name: 'Google Slides',
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value: 'application/vnd.google-apps.presentation',
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},
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{
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name: 'Photo',
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value: 'application/vnd.google-apps.photo',
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},
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{
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name: 'Unknown',
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value: 'application/vnd.google-apps.unknown',
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},
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{
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name: 'Video',
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value: 'application/vnd.google-apps.video',
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},
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],
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default: 'application/vnd.google-apps.file',
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description: 'The Mime-Type of the files to return.',
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},
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{
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displayName: 'Custom Mime Type',
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name: 'customMimeType',
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type: 'string',
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default: '',
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displayOptions: {
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show: {
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mimeType: [
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'custom',
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],
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},
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},
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description: 'Custom Mime Type',
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},
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]
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}
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],
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},
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// ----------------------------------
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// file:upload
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// ----------------------------------
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{
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displayName: 'File Name',
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name: 'name',
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type: 'string',
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default: '',
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required: true,
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displayOptions: {
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show: {
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operation: [
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'upload'
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],
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resource: [
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'file',
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],
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},
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},
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placeholder: 'invoice_1.pdf',
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description: 'The name the file should be saved as.',
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},
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{
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displayName: 'Parents',
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name: 'parents',
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type: 'string',
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typeOptions: {
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multipleValues: true,
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},
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default: [],
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displayOptions: {
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show: {
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operation: [
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'upload',
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],
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resource: [
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'file',
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],
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},
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},
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description: 'The IDs of the parent folders which contain the file.',
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},
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{
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displayName: 'Binary Data',
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name: 'binaryData',
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type: 'boolean',
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default: false,
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displayOptions: {
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show: {
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operation: [
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'upload'
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],
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resource: [
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'file',
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],
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},
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},
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description: 'If the data to upload should be taken from binary field.',
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},
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{
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displayName: 'File Content',
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name: 'fileContent',
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type: 'string',
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default: '',
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displayOptions: {
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show: {
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operation: [
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'upload'
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],
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resource: [
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'file',
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],
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binaryData: [
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false
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],
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},
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},
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placeholder: '',
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description: 'The text content of the file to upload.',
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},
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{
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displayName: 'Binary Property',
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name: 'binaryPropertyName',
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type: 'string',
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default: 'data',
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required: true,
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displayOptions: {
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show: {
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operation: [
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'upload'
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],
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resource: [
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'file',
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],
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binaryData: [
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true
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],
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},
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},
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placeholder: '',
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description: 'Name of the binary property which contains<br />the data for the file to be uploaded.',
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},
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// ----------------------------------
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// folder
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// ----------------------------------
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// ----------------------------------
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// folder:create
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// ----------------------------------
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{
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displayName: 'Folder',
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name: 'name',
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type: 'string',
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default: '',
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required: true,
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displayOptions: {
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show: {
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operation: [
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'create'
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],
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resource: [
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'folder',
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],
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},
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},
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placeholder: 'invoices',
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description: 'The name of folder to create.',
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},
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{
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displayName: 'Options',
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name: 'options',
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type: 'collection',
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placeholder: 'Add Option',
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default: {},
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options: [
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{
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displayName: 'Fields',
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name: 'fields',
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type: 'multiOptions',
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options: [
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{
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name: '*',
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value: '*',
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description: 'All fields.',
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},
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{
|
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name: 'explicitlyTrashed',
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|
value: 'explicitlyTrashed',
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},
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|
{
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name: 'exportLinks',
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value: 'exportLinks',
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},
|
|
{
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name: 'iconLink',
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value: 'iconLink',
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},
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|
{
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name: 'hasThumbnail',
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value: 'hasThumbnail',
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},
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|
{
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name: 'id',
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value: 'id',
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},
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|
{
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name: 'kind',
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value: 'kind',
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},
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|
{
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name: 'name',
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value: 'name',
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},
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|
{
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|
name: 'mimeType',
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value: 'mimeType',
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},
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|
{
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name: 'permissions',
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value: 'permissions',
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},
|
|
{
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|
name: 'shared',
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value: 'shared',
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},
|
|
{
|
|
name: 'spaces',
|
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value: 'spaces',
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},
|
|
{
|
|
name: 'starred',
|
|
value: 'starred',
|
|
},
|
|
{
|
|
name: 'thumbnailLink',
|
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value: 'thumbnailLink',
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|
},
|
|
{
|
|
name: 'trashed',
|
|
value: 'trashed',
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|
},
|
|
{
|
|
name: 'version',
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value: 'version',
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|
},
|
|
{
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|
name: 'webViewLink',
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value: 'webViewLink',
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|
},
|
|
],
|
|
required: true,
|
|
default: [],
|
|
description: 'The fields to return.',
|
|
},
|
|
|
|
{
|
|
displayName: 'File Name',
|
|
name: 'name',
|
|
type: 'string',
|
|
displayOptions: {
|
|
show: {
|
|
'/operation': [
|
|
'copy'
|
|
],
|
|
'/resource': [
|
|
'file',
|
|
],
|
|
},
|
|
},
|
|
default: '',
|
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placeholder: 'invoice_1.pdf',
|
|
description: 'The name the file should be saved as.',
|
|
},
|
|
{
|
|
displayName: 'Parents',
|
|
name: 'parents',
|
|
type: 'string',
|
|
displayOptions: {
|
|
show: {
|
|
'/operation': [
|
|
'copy',
|
|
'create',
|
|
],
|
|
'/resource': [
|
|
'file',
|
|
'folder',
|
|
],
|
|
},
|
|
},
|
|
typeOptions: {
|
|
multipleValues: true,
|
|
},
|
|
default: [],
|
|
description: 'The IDs of the parent folders the file/folder should be saved in.',
|
|
},
|
|
{
|
|
displayName: 'Spaces',
|
|
name: 'spaces',
|
|
type: 'multiOptions',
|
|
displayOptions: {
|
|
show: {
|
|
'/operation': [
|
|
'list'
|
|
],
|
|
'/resource': [
|
|
'file',
|
|
],
|
|
},
|
|
},
|
|
options: [
|
|
{
|
|
name: '*',
|
|
value: '*',
|
|
description: 'All spaces.',
|
|
},
|
|
{
|
|
name: 'appDataFolder',
|
|
value: 'appDataFolder',
|
|
},
|
|
{
|
|
name: 'drive',
|
|
value: 'drive',
|
|
},
|
|
{
|
|
name: 'photos',
|
|
value: 'photos',
|
|
},
|
|
],
|
|
required: true,
|
|
default: [],
|
|
description: 'The spaces to operate on.',
|
|
},
|
|
{
|
|
displayName: 'Corpora',
|
|
name: 'corpora',
|
|
type: 'options',
|
|
displayOptions: {
|
|
show: {
|
|
'/operation': [
|
|
'list'
|
|
],
|
|
'/resource': [
|
|
'file',
|
|
],
|
|
},
|
|
},
|
|
options: [
|
|
{
|
|
name: 'user',
|
|
value: 'user',
|
|
description: 'All files in "My Drive" and "Shared with me"',
|
|
},
|
|
{
|
|
name: 'domain',
|
|
value: 'domain',
|
|
description:"All files shared to the user's domain that are searchable",
|
|
},
|
|
{
|
|
name: 'drive',
|
|
value: 'drive',
|
|
description: 'All files contained in a single shared drive',
|
|
},
|
|
{
|
|
name: 'allDrives',
|
|
value: 'allDrives',
|
|
description: 'All drives',
|
|
},
|
|
],
|
|
required: true,
|
|
default: '',
|
|
description: 'The corpora to operate on.',
|
|
},
|
|
{
|
|
displayName: 'Drive Id',
|
|
name: 'driveId',
|
|
type: 'string',
|
|
default: '',
|
|
required: false,
|
|
displayOptions: {
|
|
show: {
|
|
'/operation': [
|
|
'list'
|
|
],
|
|
'/resource': [
|
|
'file',
|
|
],
|
|
corpora: [
|
|
'drive'
|
|
]
|
|
},
|
|
},
|
|
description: 'ID of the shared drive to search. The driveId parameter must be specified if and only if corpora is set to drive.',
|
|
},
|
|
],
|
|
},
|
|
|
|
],
|
|
};
|
|
|
|
|
|
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
|
|
const items = this.getInputData();
|
|
const returnData: IDataObject[] = [];
|
|
|
|
const credentials = this.getCredentials('googleApi');
|
|
|
|
if (credentials === undefined) {
|
|
throw new Error('No credentials got returned!');
|
|
}
|
|
|
|
const scopes = [
|
|
'https://www.googleapis.com/auth/drive',
|
|
'https://www.googleapis.com/auth/drive.appdata',
|
|
'https://www.googleapis.com/auth/drive.photos.readonly',
|
|
];
|
|
|
|
const client = await getAuthenticationClient(credentials.email as string, credentials.privateKey as string, scopes);
|
|
|
|
const drive = google.drive({
|
|
version: 'v3',
|
|
// @ts-ignore
|
|
auth: client,
|
|
});
|
|
|
|
const resource = this.getNodeParameter('resource', 0) as string;
|
|
const operation = this.getNodeParameter('operation', 0) as string;
|
|
|
|
for (let i = 0; i < items.length; i++) {
|
|
const options = this.getNodeParameter('options', i) as IDataObject;
|
|
|
|
let queryFields = 'id, name';
|
|
if (options && options.fields) {
|
|
const fields = options.fields as string[];
|
|
if (fields.includes('*')) {
|
|
queryFields = '*';
|
|
} else {
|
|
queryFields = fields.join(', ');
|
|
}
|
|
}
|
|
|
|
if (resource === 'file') {
|
|
if (operation === 'copy') {
|
|
// ----------------------------------
|
|
// copy
|
|
// ----------------------------------
|
|
|
|
const fileId = this.getNodeParameter('fileId', i) as string;
|
|
|
|
const copyOptions = {
|
|
fileId,
|
|
fields: queryFields,
|
|
requestBody: {} as IDataObject,
|
|
};
|
|
|
|
const optionProperties = ['name', 'parents'];
|
|
for (const propertyName of optionProperties) {
|
|
if (options[propertyName] !== undefined) {
|
|
copyOptions.requestBody[propertyName] = options[propertyName];
|
|
}
|
|
}
|
|
|
|
const response = await drive.files.copy(copyOptions);
|
|
|
|
returnData.push(response.data as IDataObject);
|
|
|
|
} else if (operation === 'download') {
|
|
// ----------------------------------
|
|
// download
|
|
// ----------------------------------
|
|
|
|
const fileId = this.getNodeParameter('fileId', i) as string;
|
|
|
|
const response = await drive.files.get(
|
|
{
|
|
fileId,
|
|
alt: 'media',
|
|
},
|
|
{
|
|
responseType: 'arraybuffer',
|
|
},
|
|
);
|
|
|
|
let mimeType: string | undefined;
|
|
if (response.headers['content-type']) {
|
|
mimeType = response.headers['content-type'];
|
|
}
|
|
|
|
const newItem: INodeExecutionData = {
|
|
json: items[i].json,
|
|
binary: {},
|
|
};
|
|
|
|
if (items[i].binary !== undefined) {
|
|
// Create a shallow copy of the binary data so that the old
|
|
// data references which do not get changed still stay behind
|
|
// but the incoming data does not get changed.
|
|
Object.assign(newItem.binary, items[i].binary);
|
|
}
|
|
|
|
items[i] = newItem;
|
|
|
|
const dataPropertyNameDownload = this.getNodeParameter('binaryPropertyName', i) as string;
|
|
|
|
const data = Buffer.from(response.data as string);
|
|
|
|
items[i].binary![dataPropertyNameDownload] = await this.helpers.prepareBinaryData(data as unknown as Buffer, undefined, mimeType);
|
|
|
|
} else if (operation === 'list') {
|
|
// ----------------------------------
|
|
// list
|
|
// ----------------------------------
|
|
|
|
let querySpaces = '';
|
|
if (options.spaces) {
|
|
const spaces = options.spaces as string[];
|
|
if (spaces.includes('*')) {
|
|
querySpaces = 'appDataFolder, drive, photos';
|
|
} else {
|
|
querySpaces = spaces.join(', ');
|
|
}
|
|
}
|
|
|
|
let queryCorpora = '';
|
|
if (options.corpora) {
|
|
queryCorpora = (options.corpora as string[]).join(', ');
|
|
}
|
|
|
|
let driveId : string | undefined;
|
|
driveId = options.driveId as string;
|
|
if (driveId === '') {
|
|
driveId = undefined;
|
|
}
|
|
|
|
let queryString = '';
|
|
const useQueryString = this.getNodeParameter('useQueryString', i) as boolean;
|
|
if (useQueryString === true) {
|
|
// Use the user defined query string
|
|
queryString = this.getNodeParameter('queryString', i) as string;
|
|
} else {
|
|
// Build query string out of parameters set by user
|
|
const queryFilters = this.getNodeParameter('queryFilters', i) as IDataObject;
|
|
|
|
const queryFilterFields: string[] = [];
|
|
if (queryFilters.name) {
|
|
(queryFilters.name as IDataObject[]).forEach(nameFilter => {
|
|
let operation = nameFilter.operation;
|
|
if (operation === 'is') {
|
|
operation = '=';
|
|
} else if (operation === 'isNot') {
|
|
operation = '!=';
|
|
}
|
|
queryFilterFields.push(`name ${operation} '${nameFilter.value}'`);
|
|
});
|
|
|
|
queryString += queryFilterFields.join(' or ');
|
|
}
|
|
|
|
queryFilterFields.length = 0;
|
|
if (queryFilters.mimeType) {
|
|
(queryFilters.mimeType as IDataObject[]).forEach(mimeTypeFilter => {
|
|
let mimeType = mimeTypeFilter.mimeType;
|
|
if (mimeTypeFilter.mimeType === 'custom') {
|
|
mimeType = mimeTypeFilter.customMimeType;
|
|
}
|
|
queryFilterFields.push(`mimeType = '${mimeType}'`);
|
|
});
|
|
|
|
if (queryFilterFields.length) {
|
|
if (queryString !== '') {
|
|
queryString += ' and ';
|
|
}
|
|
|
|
queryString += queryFilterFields.join(' or ');
|
|
}
|
|
}
|
|
}
|
|
|
|
const pageSize = this.getNodeParameter('limit', i) as number;
|
|
|
|
const res = await drive.files.list({
|
|
pageSize,
|
|
orderBy: 'modifiedTime',
|
|
fields: `nextPageToken, files(${queryFields})`,
|
|
spaces: querySpaces,
|
|
corpora: queryCorpora,
|
|
driveId,
|
|
q: queryString,
|
|
includeItemsFromAllDrives: (queryCorpora !== '' || driveId !== ''), // Actually depracated,
|
|
supportsAllDrives: (queryCorpora !== '' || driveId !== ''), // see https://developers.google.com/drive/api/v3/reference/files/list
|
|
// However until June 2020 still needs to be set, to avoid API errors.
|
|
});
|
|
|
|
const files = res!.data.files;
|
|
|
|
return [this.helpers.returnJsonArray(files as IDataObject[])];
|
|
|
|
} else if (operation === 'upload') {
|
|
// ----------------------------------
|
|
// upload
|
|
// ----------------------------------
|
|
|
|
let mimeType = 'text/plain';
|
|
let body;
|
|
let originalFilename: string | undefined;
|
|
if (this.getNodeParameter('binaryData', i) === true) {
|
|
// Is binary file to upload
|
|
const item = items[i];
|
|
|
|
if (item.binary === undefined) {
|
|
throw new Error('No binary data exists on item!');
|
|
}
|
|
|
|
const propertyNameUpload = this.getNodeParameter('binaryPropertyName', i) as string;
|
|
|
|
if (item.binary[propertyNameUpload] === undefined) {
|
|
throw new Error(`No binary data property "${propertyNameUpload}" does not exists on item!`);
|
|
}
|
|
|
|
if (item.binary[propertyNameUpload].mimeType) {
|
|
mimeType = item.binary[propertyNameUpload].mimeType;
|
|
}
|
|
|
|
if (item.binary[propertyNameUpload].fileName) {
|
|
originalFilename = item.binary[propertyNameUpload].fileName;
|
|
}
|
|
|
|
body = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING);
|
|
} else {
|
|
// Is text file
|
|
body = Buffer.from(this.getNodeParameter('fileContent', i) as string, 'utf8');
|
|
}
|
|
|
|
const name = this.getNodeParameter('name', i) as string;
|
|
const parents = this.getNodeParameter('parents', i) as string[];
|
|
|
|
const response = await drive.files.create({
|
|
requestBody: {
|
|
name,
|
|
originalFilename,
|
|
parents,
|
|
},
|
|
fields: queryFields,
|
|
media: {
|
|
mimeType,
|
|
body: ((buffer: Buffer) => {
|
|
const readableInstanceStream = new Readable({
|
|
read() {
|
|
this.push(buffer);
|
|
this.push(null);
|
|
}
|
|
});
|
|
|
|
return readableInstanceStream;
|
|
})(body),
|
|
},
|
|
});
|
|
|
|
returnData.push(response.data as IDataObject);
|
|
}
|
|
|
|
} else if (resource === 'folder') {
|
|
if (operation === 'create') {
|
|
// ----------------------------------
|
|
// folder:create
|
|
// ----------------------------------
|
|
|
|
const name = this.getNodeParameter('name', i) as string;
|
|
|
|
const fileMetadata = {
|
|
name,
|
|
mimeType: 'application/vnd.google-apps.folder',
|
|
parents: options.parents || [],
|
|
};
|
|
|
|
const response = await drive.files.create({
|
|
// @ts-ignore
|
|
resource: fileMetadata,
|
|
fields: queryFields,
|
|
});
|
|
|
|
returnData.push(response.data as IDataObject);
|
|
}
|
|
}
|
|
if (['file', 'folder'].includes(resource)) {
|
|
if (operation === 'delete') {
|
|
// ----------------------------------
|
|
// delete
|
|
// ----------------------------------
|
|
|
|
const fileId = this.getNodeParameter('fileId', i) as string;
|
|
|
|
await drive.files.delete({
|
|
fileId,
|
|
});
|
|
|
|
// If we are still here it did succeed
|
|
returnData.push({
|
|
fileId,
|
|
success: true,
|
|
});
|
|
}
|
|
} else {
|
|
throw new Error(`The resource "${resource}" is not known!`);
|
|
}
|
|
}
|
|
|
|
if (resource === 'file' && operation === 'download') {
|
|
// For file downloads the files get attached to the existing items
|
|
return this.prepareOutputData(items);
|
|
} else {
|
|
// For all other ones does the output items get replaced
|
|
return [this.helpers.returnJsonArray(returnData)];
|
|
}
|
|
}
|
|
}
|