mirror of
https://github.com/n8n-io/n8n.git
synced 2024-11-11 07:04:06 -08:00
854 lines
19 KiB
TypeScript
854 lines
19 KiB
TypeScript
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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INodeExecutionData,
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INodeType,
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INodeTypeDescription,
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} from 'n8n-workflow';
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import {
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parseString,
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} from 'xml2js';
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import {
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nextCloudApiRequest,
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} from './GenericFunctions';
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export class NextCloud implements INodeType {
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description: INodeTypeDescription = {
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displayName: 'Nextcloud',
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name: 'nextCloud',
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icon: 'file:nextcloud.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 Nextcloud',
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defaults: {
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name: 'Nextcloud',
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color: '#1cafff',
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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: 'nextCloudApi',
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required: true,
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displayOptions: {
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show: {
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authentication: [
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'accessToken',
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],
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},
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},
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},
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{
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name: 'nextCloudOAuth2Api',
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required: true,
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displayOptions: {
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show: {
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authentication: [
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'oAuth2',
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],
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},
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},
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},
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],
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properties: [
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{
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displayName: 'Authentication',
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name: 'authentication',
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type: 'options',
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options: [
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{
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name: 'Access Token',
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value: 'accessToken',
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},
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{
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name: 'OAuth2',
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value: 'oAuth2',
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},
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],
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default: 'accessToken',
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description: 'The resource to operate on.',
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},
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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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name: 'User',
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value: 'user',
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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: 'Move',
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value: 'move',
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description: 'Move a file',
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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: 'Copy',
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value: 'copy',
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description: 'Copy a folder',
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},
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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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name: 'List',
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value: 'list',
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description: 'Return the contents of a given folder',
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},
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{
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name: 'Move',
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value: 'move',
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description: 'Move 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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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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'user',
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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: 'Invite a user to a NextCloud organization',
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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/folder:copy
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// ----------------------------------
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{
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displayName: 'From Path',
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name: 'path',
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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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'folder',
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],
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},
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},
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placeholder: '/invoices/original.txt',
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description: 'The path of file or folder to copy.',
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},
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{
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displayName: 'To Path',
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name: 'toPath',
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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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'folder',
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],
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},
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},
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placeholder: '/invoices/copy.txt',
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description: 'The destination path of file or folder.',
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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: 'Delete Path',
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name: 'path',
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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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placeholder: 'invoices/2019/invoice_1.pdf',
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description: 'The path to delete. Can be a single file or a whole folder.',
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},
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// ----------------------------------
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// file/folder:move
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// ----------------------------------
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{
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displayName: 'From Path',
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name: 'path',
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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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'move',
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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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placeholder: '/invoices/old_name.txt',
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description: 'The path of file or folder to move.',
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},
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{
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displayName: 'To Path',
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name: 'toPath',
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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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'move',
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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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placeholder: '/invoices/new_name.txt',
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description: 'The new path of file or folder.',
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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 Path',
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name: 'path',
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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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placeholder: 'invoices/2019/invoice_1.pdf',
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description: 'The file path of the file to download. Has to contain the full path.',
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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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'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:upload
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// ----------------------------------
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{
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displayName: 'File Path',
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name: 'path',
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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: 'invoices/2019/invoice_1.pdf',
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description: 'The file path of the file to upload. Has to contain the full path. The parent folder has to exist. Existing files get overwritten.',
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},
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{
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displayName: 'Binary Data',
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name: 'binaryDataUpload',
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type: 'boolean',
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default: false,
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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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description: '',
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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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binaryDataUpload: [
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false,
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],
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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: '',
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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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binaryDataUpload: [
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true,
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],
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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: '',
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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: 'path',
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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/2019',
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description: 'The folder to create. The parent folder has to exist.',
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},
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// ----------------------------------
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// folder:list
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// ----------------------------------
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{
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displayName: 'Folder Path',
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name: 'path',
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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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resource: [
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'folder',
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],
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},
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},
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placeholder: 'invoices/2019/',
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description: 'The path of which to list the content.',
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},
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// ----------------------------------
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// user
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// ----------------------------------
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// ----------------------------------
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// user:create
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// ----------------------------------
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{
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displayName: 'Username',
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name: 'userId',
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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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resource: [
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'user',
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],
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operation: [
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'create',
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],
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},
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},
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placeholder: 'john',
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description: 'Username the user will have.',
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},
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{
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displayName: 'Email',
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name: 'email',
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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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resource: [
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'user',
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],
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operation: [
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'create',
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],
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},
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},
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placeholder: 'john@email.com',
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description: 'The email of the user to invite.',
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},
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{
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displayName: 'Additional Fields',
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name: 'additionalFields',
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type: 'collection',
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placeholder: 'Add Field',
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default: {},
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displayOptions: {
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show: {
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resource: [
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'user',
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],
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operation: [
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'create',
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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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displayName: 'Display name',
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name: 'displayName',
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type: 'string',
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default: '',
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description: 'The display name of the user to invite.',
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},
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],
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},
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],
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};
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async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
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const items = this.getInputData().slice();
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const returnData: IDataObject[] = [];
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const authenticationMethod = this.getNodeParameter('authentication', 0);
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let credentials;
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if (authenticationMethod === 'accessToken') {
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credentials = this.getCredentials('nextCloudApi');
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} else {
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credentials = this.getCredentials('nextCloudOAuth2Api');
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}
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if (credentials === undefined) {
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throw new Error('No credentials got returned!');
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}
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const resource = this.getNodeParameter('resource', 0) as string;
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const operation = this.getNodeParameter('operation', 0) as string;
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let endpoint = '';
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let requestMethod = '';
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let responseData: any; // tslint:disable-line:no-any
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let body: string | Buffer = '';
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const headers: IDataObject = {};
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for (let i = 0; i < items.length; i++) {
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if (resource === 'file') {
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if (operation === 'download') {
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// ----------------------------------
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// download
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// ----------------------------------
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requestMethod = 'GET';
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endpoint = this.getNodeParameter('path', i) as string;
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} else if (operation === 'upload') {
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// ----------------------------------
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// upload
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// ----------------------------------
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requestMethod = 'PUT';
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endpoint = this.getNodeParameter('path', i) as string;
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if (this.getNodeParameter('binaryDataUpload', i) === true) {
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// Is binary file to upload
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const item = items[i];
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if (item.binary === undefined) {
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throw new Error('No binary data exists on item!');
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}
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const propertyNameUpload = this.getNodeParameter('binaryPropertyName', i) as string;
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if (item.binary[propertyNameUpload] === undefined) {
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throw new Error(`No binary data property "${propertyNameUpload}" does not exists on item!`);
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}
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body = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING);
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} else {
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// Is text file
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body = this.getNodeParameter('fileContent', i) as string;
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}
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}
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} else if (resource === 'folder') {
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if (operation === 'create') {
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// ----------------------------------
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// create
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// ----------------------------------
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requestMethod = 'MKCOL';
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endpoint = this.getNodeParameter('path', i) as string;
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} else if (operation === 'list') {
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// ----------------------------------
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// list
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// ----------------------------------
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requestMethod = 'PROPFIND';
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endpoint = this.getNodeParameter('path', i) as string;
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}
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}
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if (['file', 'folder'].includes(resource)) {
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if (operation === 'copy') {
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// ----------------------------------
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// copy
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// ----------------------------------
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requestMethod = 'COPY';
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endpoint = this.getNodeParameter('path', i) as string;
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const toPath = this.getNodeParameter('toPath', i) as string;
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headers.Destination = `${credentials.webDavUrl}/${encodeURI(toPath)}`;
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} else if (operation === 'delete') {
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// ----------------------------------
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// delete
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// ----------------------------------
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|
requestMethod = 'DELETE';
|
|
endpoint = this.getNodeParameter('path', i) as string;
|
|
|
|
} else if (operation === 'move') {
|
|
// ----------------------------------
|
|
// move
|
|
// ----------------------------------
|
|
|
|
requestMethod = 'MOVE';
|
|
endpoint = this.getNodeParameter('path', i) as string;
|
|
const toPath = this.getNodeParameter('toPath', i) as string;
|
|
headers.Destination = `${credentials.webDavUrl}/${encodeURI(toPath)}`;
|
|
|
|
}
|
|
|
|
} else if (resource === 'user') {
|
|
if (operation === 'create') {
|
|
// ----------------------------------
|
|
// user:create
|
|
// ----------------------------------
|
|
requestMethod = 'POST';
|
|
|
|
endpoint = 'ocs/v1.php/cloud/users';
|
|
|
|
headers['OCS-APIRequest'] = true;
|
|
headers['Content-Type'] = 'application/x-www-form-urlencoded';
|
|
|
|
const userid = this.getNodeParameter('userId', i) as string;
|
|
const email = this.getNodeParameter('email', i) as string;
|
|
|
|
body = `userid=${userid}&email=${email}`;
|
|
|
|
const additionalFields = this.getNodeParameter('additionalFields', i) as IDataObject;
|
|
|
|
if (additionalFields.displayName) {
|
|
body += `&displayName=${additionalFields.displayName}`;
|
|
}
|
|
}
|
|
|
|
} else {
|
|
throw new Error(`The resource "${resource}" is not known!`);
|
|
}
|
|
|
|
// Make sure that the webdav URL does never have a trailing slash because
|
|
// one gets added always automatically
|
|
let webDavUrl = credentials.webDavUrl as string;
|
|
if (webDavUrl.slice(-1) === '/') {
|
|
webDavUrl = webDavUrl.slice(0, -1);
|
|
}
|
|
|
|
let encoding = undefined;
|
|
if (resource === 'file' && operation === 'download') {
|
|
// Return the data as a buffer
|
|
encoding = null;
|
|
}
|
|
|
|
try {
|
|
responseData = await nextCloudApiRequest.call(this, requestMethod, endpoint, body, headers, encoding);
|
|
} catch (error) {
|
|
if (this.continueOnFail() === true) {
|
|
returnData.push({ error });
|
|
continue;
|
|
}
|
|
|
|
throw error;
|
|
}
|
|
|
|
if (resource === 'file' && operation === 'download') {
|
|
|
|
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 binaryPropertyName = this.getNodeParameter('binaryPropertyName', i) as string;
|
|
|
|
items[i].binary![binaryPropertyName] = await this.helpers.prepareBinaryData(responseData, endpoint);
|
|
|
|
} else if (resource === 'user' && operation === 'create') {
|
|
|
|
const jsonResponseData: IDataObject = await new Promise((resolve, reject) => {
|
|
parseString(responseData, { explicitArray: false }, (err, data) => {
|
|
if (err) {
|
|
return reject(err);
|
|
}
|
|
|
|
if (data.ocs.meta.status !== 'ok') {
|
|
return reject(new Error(data.ocs.meta.message));
|
|
}
|
|
|
|
resolve(data.ocs.data as IDataObject);
|
|
});
|
|
});
|
|
|
|
returnData.push(jsonResponseData as IDataObject);
|
|
|
|
} else if (resource === 'folder' && operation === 'list') {
|
|
|
|
const jsonResponseData: IDataObject = await new Promise((resolve, reject) => {
|
|
parseString(responseData, { explicitArray: false }, (err, data) => {
|
|
if (err) {
|
|
return reject(err);
|
|
}
|
|
resolve(data as IDataObject);
|
|
});
|
|
});
|
|
|
|
const propNames: { [key: string]: string } = {
|
|
'd:getlastmodified': 'lastModified',
|
|
'd:getcontentlength': 'contentLength',
|
|
'd:getcontenttype': 'contentType',
|
|
};
|
|
|
|
if (jsonResponseData['d:multistatus'] !== undefined &&
|
|
jsonResponseData['d:multistatus'] !== null &&
|
|
(jsonResponseData['d:multistatus'] as IDataObject)['d:response'] !== undefined &&
|
|
(jsonResponseData['d:multistatus'] as IDataObject)['d:response'] !== null) {
|
|
let skippedFirst = false;
|
|
|
|
// @ts-ignore
|
|
for (const item of jsonResponseData['d:multistatus']['d:response']) {
|
|
if (skippedFirst === false) {
|
|
skippedFirst = true;
|
|
continue;
|
|
}
|
|
const newItem: IDataObject = {};
|
|
|
|
newItem.path = item['d:href'].slice(19);
|
|
|
|
const props = item['d:propstat'][0]['d:prop'];
|
|
|
|
// Get the props and save them under a proper name
|
|
for (const propName of Object.keys(propNames)) {
|
|
if (props[propName] !== undefined) {
|
|
newItem[propNames[propName]] = props[propName];
|
|
}
|
|
}
|
|
|
|
if (props['d:resourcetype'] === '') {
|
|
newItem.type = 'file';
|
|
} else {
|
|
newItem.type = 'folder';
|
|
}
|
|
newItem.eTag = props['d:getetag'].slice(1, -1);
|
|
|
|
returnData.push(newItem as IDataObject);
|
|
}
|
|
}
|
|
} else {
|
|
returnData.push(responseData as IDataObject);
|
|
}
|
|
|
|
}
|
|
|
|
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 get replaced
|
|
return [this.helpers.returnJsonArray(returnData)];
|
|
}
|
|
}
|
|
}
|