pull:初次提交

n8n-n8n-1.109.2/packages/nodes-base/nodes/Aws/AwsSns.node.ts

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+import {
+	type IExecuteFunctions,
+	type IDataObject,
+	type ILoadOptionsFunctions,
+	type INodeExecutionData,
+	type INodeListSearchItems,
+	type INodeListSearchResult,
+	type INodeType,
+	type INodeTypeDescription,
+	NodeConnectionTypes,
+} from 'n8n-workflow';
+
+import { awsApiRequestSOAP } from './GenericFunctions';
+
+export class AwsSns implements INodeType {
+	description: INodeTypeDescription = {
+		displayName: 'AWS SNS',
+		name: 'awsSns',
+		icon: 'file:sns.svg',
+		group: ['output'],
+		version: 1,
+		subtitle: '={{$parameter["topic"]}}',
+		description: 'Sends data to AWS SNS',
+		defaults: {
+			name: 'AWS SNS',
+		},
+		usableAsTool: true,
+		inputs: [NodeConnectionTypes.Main],
+		outputs: [NodeConnectionTypes.Main],
+		credentials: [
+			{
+				name: 'aws',
+				required: true,
+			},
+		],
+		properties: [
+			{
+				displayName: 'Operation',
+				name: 'operation',
+				type: 'options',
+				noDataExpression: true,
+				options: [
+					{
+						name: 'Create',
+						value: 'create',
+						description: 'Create a topic',
+						action: 'Create a topic',
+					},
+					{
+						name: 'Delete',
+						value: 'delete',
+						description: 'Delete a topic',
+						action: 'Delete a topic',
+					},
+					{
+						name: 'Publish',
+						value: 'publish',
+						description: 'Publish a message to a topic',
+						action: 'Publish a message to a topic',
+					},
+				],
+				default: 'publish',
+			},
+			{
+				displayName: 'Name',
+				name: 'name',
+				type: 'string',
+				required: true,
+				default: '',
+				displayOptions: {
+					show: {
+						operation: ['create'],
+					},
+				},
+			},
+			{
+				displayName: 'Options',
+				name: 'options',
+				type: 'collection',
+				placeholder: 'Add option',
+				default: {},
+				options: [
+					{
+						displayName: 'Display Name',
+						name: 'displayName',
+						type: 'string',
+						default: '',
+						description: 'The display name to use for a topic with SMS subscriptions',
+					},
+					{
+						displayName: 'Fifo Topic',
+						name: 'fifoTopic',
+						type: 'boolean',
+						default: false,
+						description:
+							'Whether the topic you want to create is a FIFO (first-in-first-out) topic',
+					},
+				],
+				displayOptions: {
+					show: {
+						operation: ['create'],
+					},
+				},
+			},
+			{
+				displayName: 'Topic',
+				name: 'topic',
+				type: 'resourceLocator',
+				default: { mode: 'list', value: '' },
+				required: true,
+				modes: [
+					{
+						displayName: 'From List',
+						name: 'list',
+						type: 'list',
+						placeholder: 'Select a topic...',
+						typeOptions: {
+							searchListMethod: 'listTopics',
+							searchable: true,
+						},
+					},
+					{
+						displayName: 'By URL',
+						name: 'url',
+						type: 'string',
+						placeholder:
+							'https://us-east-1.console.aws.amazon.com/sns/v3/home?region=us-east-1#/topic/arn:aws:sns:us-east-1:777777777777:your_topic',
+						validation: [
+							{
+								type: 'regex',
+								properties: {
+									regex:
+										'https:\\/\\/[0-9a-zA-Z\\-_]+\\.console\\.aws\\.amazon\\.com\\/sns\\/v3\\/home\\?region\\=[0-9a-zA-Z\\-_]+\\#\\/topic\\/arn:aws:sns:[0-9a-zA-Z\\-_]+:[0-9]+:[0-9a-zA-Z\\-_]+(?:\\/.*|)',
+									errorMessage: 'Not a valid AWS SNS Topic URL',
+								},
+							},
+						],
+						extractValue: {
+							type: 'regex',
+							regex:
+								'https:\\/\\/[0-9a-zA-Z\\-_]+\\.console\\.aws\\.amazon\\.com\\/sns\\/v3\\/home\\?region\\=[0-9a-zA-Z\\-_]+\\#\\/topic\\/(arn:aws:sns:[0-9a-zA-Z\\-_]+:[0-9]+:[0-9a-zA-Z\\-_]+)(?:\\/.*|)',
+						},
+					},
+					{
+						displayName: 'ID',
+						name: 'id',
+						type: 'string',
+						validation: [
+							{
+								type: 'regex',
+								properties: {
+									regex: 'arn:aws:sns:[0-9a-zA-Z\\-_]+:[0-9]+:[0-9a-zA-Z\\-_]+',
+									errorMessage: 'Not a valid AWS SNS Topic ARN',
+								},
+							},
+						],
+						placeholder: 'arn:aws:sns:your-aws-region:777777777777:your_topic',
+					},
+				],
+				displayOptions: {
+					show: {
+						operation: ['publish', 'delete'],
+					},
+				},
+			},
+			{
+				displayName: 'Subject',
+				name: 'subject',
+				type: 'string',
+				displayOptions: {
+					show: {
+						operation: ['publish'],
+					},
+				},
+				default: '',
+				required: true,
+				description: 'Subject when the message is delivered to email endpoints',
+			},
+			{
+				displayName: 'Message',
+				name: 'message',
+				type: 'string',
+				displayOptions: {
+					show: {
+						operation: ['publish'],
+					},
+				},
+				required: true,
+				default: '',
+				description: 'The message you want to send',
+			},
+		],
+	};
+
+	methods = {
+		listSearch: {
+			async listTopics(
+				this: ILoadOptionsFunctions,
+				filter?: string,
+				paginationToken?: string,
+			): Promise<INodeListSearchResult> {
+				const returnData: INodeListSearchItems[] = [];
+				const params = paginationToken ? `NextToken=${encodeURIComponent(paginationToken)}` : '';
+
+				const data = await awsApiRequestSOAP.call(
+					this,
+					'sns',
+					'GET',
+					'/?Action=ListTopics&' + params,
+				);
+
+				let topics = data.ListTopicsResponse.ListTopicsResult.Topics.member;
+				const nextToken = data.ListTopicsResponse.ListTopicsResult.NextToken;
+
+				if (nextToken) {
+					paginationToken = nextToken as string;
+				} else {
+					paginationToken = undefined;
+				}
+
+				if (!Array.isArray(topics)) {
+					topics = [topics];
+				}
+
+				for (const topic of topics) {
+					const topicArn = topic.TopicArn as string;
+					const arnParsed = topicArn.split(':');
+					const topicName = arnParsed[5];
+					const awsRegion = arnParsed[3];
+
+					if (filter && !topicName.includes(filter)) {
+						continue;
+					}
+
+					returnData.push({
+						name: topicName,
+						value: topicArn,
+						url: `https://${awsRegion}.console.aws.amazon.com/sns/v3/home?region=${awsRegion}#/topic/${topicArn}`,
+					});
+				}
+				return { results: returnData, paginationToken };
+			},
+		},
+	};
+
+	async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
+		const items = this.getInputData();
+		const returnData: IDataObject[] = [];
+		const operation = this.getNodeParameter('operation', 0);
+
+		for (let i = 0; i < items.length; i++) {
+			try {
+				if (operation === 'create') {
+					let name = this.getNodeParameter('name', i) as string;
+					const fifoTopic = this.getNodeParameter('options.fifoTopic', i, false) as boolean;
+					const displayName = this.getNodeParameter('options.displayName', i, '') as string;
+					const params: string[] = [];
+
+					if (fifoTopic && !name.endsWith('.fifo')) {
+						name = `${name}.fifo`;
+					}
+
+					params.push(`Name=${name}`);
+
+					if (fifoTopic) {
+						params.push('Attributes.entry.1.key=FifoTopic');
+						params.push('Attributes.entry.1.value=true');
+					}
+
+					if (displayName) {
+						params.push('Attributes.entry.2.key=DisplayName');
+						params.push(`Attributes.entry.2.value=${displayName}`);
+					}
+
+					const responseData = await awsApiRequestSOAP.call(
+						this,
+						'sns',
+						'GET',
+						'/?Action=CreateTopic&' + params.join('&'),
+					);
+					returnData.push({
+						TopicArn: responseData.CreateTopicResponse.CreateTopicResult.TopicArn,
+					} as IDataObject);
+				}
+				if (operation === 'delete') {
+					const topic = this.getNodeParameter('topic', i, undefined, {
+						extractValue: true,
+					}) as string;
+					const params = ['TopicArn=' + topic];
+
+					await awsApiRequestSOAP.call(
+						this,
+						'sns',
+						'GET',
+						'/?Action=DeleteTopic&' + params.join('&'),
+					);
+					// response of delete is the same no matter if topic was deleted or not
+					returnData.push({ success: true } as IDataObject);
+				}
+				if (operation === 'publish') {
+					const topic = this.getNodeParameter('topic', i, undefined, {
+						extractValue: true,
+					}) as string;
+
+					const params = [
+						'TopicArn=' + topic,
+						'Subject=' + encodeURIComponent(this.getNodeParameter('subject', i) as string),
+						'Message=' + encodeURIComponent(this.getNodeParameter('message', i) as string),
+					];
+
+					const responseData = await awsApiRequestSOAP.call(
+						this,
+						'sns',
+						'GET',
+						'/?Action=Publish&' + params.join('&'),
+					);
+					returnData.push({
+						MessageId: responseData.PublishResponse.PublishResult.MessageId,
+					} as IDataObject);
+				}
+			} catch (error) {
+				if (this.continueOnFail()) {
+					returnData.push({ error: error.message });
+					continue;
+				}
+				throw error;
+			}
+		}
+
+		return [this.helpers.returnJsonArray(returnData)];
+	}
+}