import { BINARY_ENCODING, IExecuteFunctions } from 'n8n-core'; import { IDataObject, INodeExecutionData, INodeType, INodeTypeDescription, NodeOperationError, } from 'n8n-workflow'; import { createTransport } from 'nodemailer'; import SMTPTransport = require('nodemailer/lib/smtp-transport'); export class EmailSend implements INodeType { description: INodeTypeDescription = { displayName: 'Send Email', name: 'emailSend', icon: 'fa:envelope', group: ['output'], version: 1, description: 'Sends an Email', defaults: { name: 'Send Email', color: '#00bb88', }, inputs: ['main'], outputs: ['main'], credentials: [ { name: 'smtp', required: true, }, ], properties: [ // TODO: Add choice for text as text or html (maybe also from name) { displayName: 'From Email', name: 'fromEmail', type: 'string', default: '', required: true, placeholder: 'admin@example.com', description: 'Email address of the sender optional with name.', }, { displayName: 'To Email', name: 'toEmail', type: 'string', default: '', required: true, placeholder: 'info@example.com', description: 'Email address of the recipient.', }, { displayName: 'CC Email', name: 'ccEmail', type: 'string', default: '', placeholder: 'cc@example.com', description: 'Email address of CC recipient.', }, { displayName: 'BCC Email', name: 'bccEmail', type: 'string', default: '', placeholder: 'bcc@example.com', description: 'Email address of BCC recipient.', }, { displayName: 'Subject', name: 'subject', type: 'string', default: '', placeholder: 'My subject line', description: 'Subject line of the email.', }, { displayName: 'Text', name: 'text', type: 'string', typeOptions: { alwaysOpenEditWindow: true, rows: 5, }, default: '', description: 'Plain text message of email.', }, { displayName: 'HTML', name: 'html', type: 'string', typeOptions: { rows: 5, }, default: '', description: 'HTML text message of email.', }, { displayName: 'Attachments', name: 'attachments', type: 'string', default: '', description: 'Name of the binary properties that contain data to add to email as attachment.
Multiple ones can be comma separated.', }, { displayName: 'Options', name: 'options', type: 'collection', placeholder: 'Add Option', default: {}, options: [ { displayName: 'Ignore SSL Issues', name: 'allowUnauthorizedCerts', type: 'boolean', default: false, description: 'Do connect even if SSL certificate validation is not possible.', }, ], }, ], }; async execute(this: IExecuteFunctions): Promise { const items = this.getInputData(); const returnData: INodeExecutionData[] = []; const length = items.length as unknown as number; let item: INodeExecutionData; for (let itemIndex = 0; itemIndex < length; itemIndex++) { try { item = items[itemIndex]; const fromEmail = this.getNodeParameter('fromEmail', itemIndex) as string; const toEmail = this.getNodeParameter('toEmail', itemIndex) as string; const ccEmail = this.getNodeParameter('ccEmail', itemIndex) as string; const bccEmail = this.getNodeParameter('bccEmail', itemIndex) as string; const subject = this.getNodeParameter('subject', itemIndex) as string; const text = this.getNodeParameter('text', itemIndex) as string; const html = this.getNodeParameter('html', itemIndex) as string; const attachmentPropertyString = this.getNodeParameter('attachments', itemIndex) as string; const options = this.getNodeParameter('options', itemIndex, {}) as IDataObject; const credentials = await this.getCredentials('smtp'); if (credentials === undefined) { throw new NodeOperationError(this.getNode(), 'No credentials got returned!'); } const connectionOptions: SMTPTransport.Options = { host: credentials.host as string, port: credentials.port as number, secure: credentials.secure as boolean, }; if (credentials.user || credentials.password) { // @ts-ignore connectionOptions.auth = { user: credentials.user as string, pass: credentials.password as string, }; } if (options.allowUnauthorizedCerts === true) { connectionOptions.tls = { rejectUnauthorized: false, }; } const transporter = createTransport(connectionOptions); // setup email data with unicode symbols const mailOptions = { from: fromEmail, to: toEmail, cc: ccEmail, bcc: bccEmail, subject, text, html, }; if (attachmentPropertyString && item.binary) { const attachments = []; const attachmentProperties: string[] = attachmentPropertyString.split(',').map((propertyName) => { return propertyName.trim(); }); for (const propertyName of attachmentProperties) { if (!item.binary.hasOwnProperty(propertyName)) { continue; } attachments.push({ filename: item.binary[propertyName].fileName || 'unknown', content: Buffer.from(item.binary[propertyName].data, BINARY_ENCODING), }); } if (attachments.length) { // @ts-ignore mailOptions.attachments = attachments; } } // Send the email const info = await transporter.sendMail(mailOptions); returnData.push({ json: info as unknown as IDataObject }); }catch (error) { if (this.continueOnFail()) { returnData.push({json:{ error: error.message }}); continue; } throw error; } } return this.prepareOutputData(returnData); } }