n8n/packages/nodes-base/nodes/EmailSend/EmailSend.node.ts

235 lines
5.9 KiB
TypeScript

import { IExecuteFunctions } from 'n8n-core';
import { IDataObject, INodeExecutionData, INodeType, INodeTypeDescription } from 'n8n-workflow';
import { createTransport } from 'nodemailer';
import SMTPTransport from '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: {
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: 'Whether to connect even if SSL certificate validation is not possible',
},
{
displayName: 'Reply To',
name: 'replyTo',
type: 'string',
default: '',
placeholder: 'info@example.com',
description: 'The email address to send the reply to',
},
],
},
],
};
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
const items = this.getInputData();
const returnData: INodeExecutionData[] = [];
const length = items.length;
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, {});
const credentials = await this.getCredentials('smtp');
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,
replyTo: options.replyTo as string | undefined,
};
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: await this.helpers.getBinaryDataBuffer(itemIndex, propertyName),
});
}
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,
pairedItem: {
item: itemIndex,
},
});
} catch (error) {
if (this.continueOnFail()) {
returnData.push({
json: {
error: error.message,
},
pairedItem: {
item: itemIndex,
},
});
continue;
}
throw error;
}
}
return this.prepareOutputData(returnData);
}
}