mirror of
https://github.com/n8n-io/n8n.git
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587 lines
13 KiB
TypeScript
587 lines
13 KiB
TypeScript
import {
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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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ILoadOptionsFunctions,
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INodeExecutionData,
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INodePropertyOptions,
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INodeType,
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INodeTypeDescription,
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NodeOperationError,
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} from 'n8n-workflow';
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import {
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mediumApiRequest,
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} from './GenericFunctions';
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export class Medium implements INodeType {
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description: INodeTypeDescription = {
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displayName: 'Medium',
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name: 'medium',
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group: ['output'],
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// eslint-disable-next-line n8n-nodes-base/node-class-description-icon-not-svg
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icon: 'file:medium.png',
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version: 1,
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description: 'Consume Medium API',
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subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}',
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defaults: {
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name: 'Medium',
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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: 'mediumApi',
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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: 'mediumOAuth2Api',
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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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},
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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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noDataExpression: true,
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options: [
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{
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name: 'Post',
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value: 'post',
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},
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{
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name: 'Publication',
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value: 'publication',
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},
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],
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default: 'post',
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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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noDataExpression: true,
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displayOptions: {
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show: {
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resource: [
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'post',
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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 post',
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action: 'Create a post',
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},
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],
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default: 'create',
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},
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// ----------------------------------
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// post:create
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// ----------------------------------
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{
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displayName: 'Publication',
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name: 'publication',
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type: 'boolean',
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displayOptions: {
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show: {
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resource: [
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'post',
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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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default: false,
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description: 'Whether you are posting for a publication',
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},
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{
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displayName: 'Publication Name or ID',
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name: 'publicationId',
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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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'post',
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],
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operation: [
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'create',
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],
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publication: [
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true,
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],
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},
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},
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typeOptions: {
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loadOptionsMethod: 'getPublications',
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},
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default: '',
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description: 'Publication IDs. Choose from the list, or specify an ID using an <a href="https://docs.n8n.io/code-examples/expressions/">expression</a>.',
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},
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{
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displayName: 'Title',
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name: 'title',
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type: 'string',
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default: '',
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placeholder: 'My Open Source Contribution',
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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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'post',
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],
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},
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},
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description: 'Title of the post. Max Length : 100 characters.',
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},
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{
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displayName: 'Content Format',
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name: 'contentFormat',
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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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'post',
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],
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},
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},
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type: 'options',
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options: [
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{
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name: 'HTML',
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value: 'html',
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},
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{
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name: 'Markdown',
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value: 'markdown',
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},
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],
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description: 'The format of the content to be posted',
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},
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{
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displayName: 'Content',
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name: 'content',
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type: 'string',
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default: '',
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placeholder: 'My open source contribution',
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required: true,
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typeOptions: {
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alwaysOpenEditWindow: true,
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},
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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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'post',
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],
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},
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},
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description: 'The body of the post, in a valid semantic HTML fragment, or Markdown',
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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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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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'post',
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],
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},
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},
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default: {},
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options: [
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{
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displayName: 'Canonical Url',
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name: 'canonicalUrl',
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type: 'string',
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default: '',
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description: 'The original home of this content, if it was originally published elsewhere',
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},
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{
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displayName: 'License',
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name: 'license',
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type: 'options',
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default: 'all-rights-reserved',
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options: [
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{
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name: 'all-rights-reserved',
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value: 'all-rights-reserved',
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},
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{
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name: 'cc-40-by',
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value: 'cc-40-by',
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},
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{
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name: 'cc-40-by-nc',
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value: 'cc-40-by-nc',
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},
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{
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name: 'cc-40-by-nc-nd',
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value: 'cc-40-by-nc-nd',
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},
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{
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name: 'cc-40-by-nc-sa',
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value: 'cc-40-by-nc-sa',
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},
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{
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name: 'cc-40-by-nd',
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value: 'cc-40-by-nd',
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},
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{
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name: 'cc-40-by-sa',
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value: 'cc-40-by-sa',
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},
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{
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name: 'cc-40-zero',
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value: 'cc-40-zero',
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},
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{
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name: 'public-domain',
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value: 'public-domain',
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},
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],
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description: 'License of the post',
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},
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{
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displayName: 'Notify Followers',
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name: 'notifyFollowers',
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type: 'boolean',
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default: false,
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description: 'Whether to notify followers that the user has published',
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},
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{
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displayName: 'Publish Status',
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name: 'publishStatus',
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default: 'public',
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type: 'options',
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options: [
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{
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name: 'Public',
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value: 'public',
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},
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{
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name: 'Draft',
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value: 'draft',
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},
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{
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name: 'Unlisted',
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value: 'unlisted',
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},
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],
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description: 'The status of the post',
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},
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{
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displayName: 'Tags',
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name: 'tags',
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type: 'string',
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default: '',
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placeholder: 'open-source,mlh,fellowship',
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description: 'Comma-separated strings to be used as tags for post classification. Max allowed tags: 5. Max tag length: 25 characters.',
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},
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],
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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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noDataExpression: true,
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displayOptions: {
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show: {
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resource: [
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'publication',
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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: 'Get All',
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value: 'getAll',
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description: 'Get all publications',
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action: 'Get all publications',
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},
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],
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default: 'publication',
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},
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// ----------------------------------
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// publication:getAll
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// ----------------------------------
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{
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displayName: 'Return All',
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name: 'returnAll',
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type: 'boolean',
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displayOptions: {
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show: {
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operation: [
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'getAll',
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],
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resource: [
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'publication',
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],
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},
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},
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default: false,
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description: 'Whether to return all results or only up to a given limit',
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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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'getAll',
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],
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resource: [
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'publication',
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],
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returnAll: [
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false,
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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: 200,
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},
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default: 100,
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description: 'Max number of results to return',
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},
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],
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};
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methods = {
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loadOptions: {
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// Get all the available publications to display them to user so that he can
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// select them easily
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async getPublications(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
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const returnData: INodePropertyOptions[] = [];
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//Get the User Id
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const user = await mediumApiRequest.call(
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this,
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'GET',
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`/me`,
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);
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const userId = user.data.id;
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//Get all publications of that user
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const publications = await mediumApiRequest.call(
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this,
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'GET',
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`/users/${userId}/publications`,
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);
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const publicationsList = publications.data;
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for (const publication of publicationsList) {
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const publicationName = publication.name;
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const publicationId = publication.id;
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returnData.push({
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name: publicationName,
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value: publicationId,
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});
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}
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return returnData;
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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();
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const returnData: IDataObject[] = [];
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let operation: string;
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let resource: string;
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// For POST
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let bodyRequest: IDataObject;
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// For Query string
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let qs: IDataObject;
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let responseData;
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for (let i = 0; i < items.length; i++) {
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qs = {};
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try {
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resource = this.getNodeParameter('resource', i) as string;
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operation = this.getNodeParameter('operation', i) as string;
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if (resource === 'post') {
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//https://github.com/Medium/medium-api-docs
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if (operation === 'create') {
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// ----------------------------------
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// post:create
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// ----------------------------------
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const title = this.getNodeParameter('title', i) as string;
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const contentFormat = this.getNodeParameter('contentFormat', i) as string;
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const content = this.getNodeParameter('content', i) as string;
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bodyRequest = {
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tags: [],
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title,
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contentFormat,
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content,
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};
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const additionalFields = this.getNodeParameter('additionalFields', i) as IDataObject;
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if (additionalFields.tags) {
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const tags = additionalFields.tags as string;
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bodyRequest.tags = tags.split(',').map(name => {
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const returnValue = name.trim();
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if (returnValue.length > 25) {
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throw new NodeOperationError(this.getNode(), `The tag "${returnValue}" is to long. Maximum lenght of a tag is 25 characters.`, { itemIndex: i });
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}
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return returnValue;
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});
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if ((bodyRequest.tags as string[]).length > 5) {
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throw new NodeOperationError(this.getNode(), 'To many tags got used. Maximum 5 can be set.', { itemIndex: i });
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}
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}
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if (additionalFields.canonicalUrl) {
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bodyRequest.canonicalUrl = additionalFields.canonicalUrl as string;
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}
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if (additionalFields.publishStatus) {
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bodyRequest.publishStatus = additionalFields.publishStatus as string;
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}
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if (additionalFields.license) {
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bodyRequest.license = additionalFields.license as string;
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}
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if (additionalFields.notifyFollowers) {
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bodyRequest.notifyFollowers = additionalFields.notifyFollowers as string;
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}
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const underPublication = this.getNodeParameter('publication', i) as boolean;
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// if user wants to publish it under a specific publication
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if (underPublication) {
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const publicationId = this.getNodeParameter('publicationId', i) as number;
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responseData = await mediumApiRequest.call(
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this,
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'POST',
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`/publications/${publicationId}/posts`,
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bodyRequest,
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qs,
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);
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}
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else {
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const responseAuthorId = await mediumApiRequest.call(
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this,
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'GET',
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'/me',
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{},
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qs,
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);
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const authorId = responseAuthorId.data.id;
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responseData = await mediumApiRequest.call(
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this,
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'POST',
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`/users/${authorId}/posts`,
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bodyRequest,
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qs,
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);
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responseData = responseData.data;
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}
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}
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}
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if (resource === 'publication') {
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//https://github.com/Medium/medium-api-docs#32-publications
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if (operation === 'getAll') {
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// ----------------------------------
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// publication:getAll
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// ----------------------------------
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const returnAll = this.getNodeParameter('returnAll', i) as string;
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const user = await mediumApiRequest.call(
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this,
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'GET',
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`/me`,
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);
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const userId = user.data.id;
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//Get all publications of that user
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responseData = await mediumApiRequest.call(
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this,
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'GET',
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`/users/${userId}/publications`,
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);
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responseData = responseData.data;
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if (!returnAll) {
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const limit = this.getNodeParameter('limit', i) as number;
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responseData = responseData.splice(0, limit);
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}
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}
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}
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if (Array.isArray(responseData)) {
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returnData.push.apply(returnData, responseData as IDataObject[]);
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} else {
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returnData.push(responseData as IDataObject);
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}
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} catch (error) {
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if (this.continueOnFail()) {
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returnData.push({ error: error.message });
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continue;
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}
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throw error;
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}
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}
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return [this.helpers.returnJsonArray(returnData)];
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}
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}
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