fix(platformservice): Refactor module structure to update import paths and file organization
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177
ts/email/classes.rulemanager.ts
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177
ts/email/classes.rulemanager.ts
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import * as plugins from '../plugins.js';
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import { EmailService } from './classes.emailservice.js';
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import { logger } from '../logger.js';
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export class RuleManager {
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public emailRef: EmailService;
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public smartruleInstance = new plugins.smartrule.SmartRule<
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plugins.smartmail.Smartmail<any>
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>();
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constructor(emailRefArg: EmailService) {
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this.emailRef = emailRefArg;
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// Register MTA handler for incoming emails if MTA is enabled
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if (this.emailRef.mtaService) {
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this.setupMtaIncomingHandler();
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}
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}
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/**
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* Set up handler for incoming emails via MTA's SMTP server
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*/
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private setupMtaIncomingHandler() {
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// The original MtaService doesn't have a direct callback for incoming emails,
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// but we can modify this approach based on how you prefer to integrate.
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// One option would be to extend the MtaService to add an event emitter.
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// For now, we'll use a directory watcher as an example
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// This would watch the directory where MTA saves incoming emails
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const incomingDir = this.emailRef.mtaService['receivedEmailsDir'] || './received';
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// Simple file watcher (in real implementation, use proper file watching)
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// This is just conceptual - would need modification to work with your specific setup
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this.watchIncomingEmails(incomingDir);
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}
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/**
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* Watch directory for incoming emails (conceptual implementation)
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*/
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private watchIncomingEmails(directory: string) {
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console.log(`Watching for incoming emails in: ${directory}`);
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// Conceptual - in a real implementation, set up proper file watching
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// or modify the MTA to emit events when emails are received
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/*
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// Example using a file watcher:
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const watcher = plugins.fs.watch(directory, async (eventType, filename) => {
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if (eventType === 'rename' && filename.endsWith('.eml')) {
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const filePath = plugins.path.join(directory, filename);
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await this.handleMtaIncomingEmail(filePath);
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}
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});
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*/
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}
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/**
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* Handle incoming email received via MTA
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*/
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public async handleMtaIncomingEmail(emailPath: string) {
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try {
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// Process the email file
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const fetchedSmartmail = await this.emailRef.mtaConnector.receiveEmail(emailPath);
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console.log('=======================');
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console.log('Received a mail via MTA:');
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console.log(`From: ${fetchedSmartmail.options.creationObjectRef.From}`);
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console.log(`To: ${fetchedSmartmail.options.creationObjectRef.To}`);
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console.log(`Subject: ${fetchedSmartmail.options.creationObjectRef.Subject}`);
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console.log('^^^^^^^^^^^^^^^^^^^^^^^');
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logger.log(
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'info',
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`email from ${fetchedSmartmail.options.creationObjectRef.From} to ${fetchedSmartmail.options.creationObjectRef.To} with subject '${fetchedSmartmail.options.creationObjectRef.Subject}'`,
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{
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eventType: 'receivedEmail',
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provider: 'mta',
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email: {
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from: fetchedSmartmail.options.creationObjectRef.From,
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to: fetchedSmartmail.options.creationObjectRef.To,
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subject: fetchedSmartmail.options.creationObjectRef.Subject,
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},
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}
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);
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// Process with rules
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this.smartruleInstance.makeDecision(fetchedSmartmail);
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} catch (error) {
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logger.log('error', `Failed to process incoming MTA email: ${error.message}`, {
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eventType: 'emailError',
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provider: 'mta',
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error: error.message
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});
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}
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}
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public async init() {
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// Setup email rules
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await this.createForwards();
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}
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/**
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* creates the default forwards
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*/
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public async createForwards() {
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const forwards: { originalToAddress: string[]; forwardedToAddress: string[] }[] = [];
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console.log(`${forwards.length} forward rules configured:`);
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for (const forward of forwards) {
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console.log(forward);
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}
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for (const forward of forwards) {
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this.smartruleInstance.createRule(
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10,
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async (smartmailArg) => {
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const matched = forward.originalToAddress.reduce<boolean>((prevValue, currentValue) => {
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return smartmailArg.options.creationObjectRef.To.includes(currentValue) || prevValue;
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}, false);
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if (matched) {
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console.log('Forward rule matched');
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console.log(forward);
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return 'apply-continue';
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} else {
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return 'continue';
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}
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},
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async (smartmailArg: plugins.smartmail.Smartmail<any>) => {
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forward.forwardedToAddress.map(async (toArg) => {
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const forwardedSmartMail = new plugins.smartmail.Smartmail({
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body:
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`
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<div style="background: #CCC; padding: 10px; border-radius: 3px;">
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<div><b>Original Sender:</b></div>
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<div>${smartmailArg.options.creationObjectRef.From}</div>
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<div><b>Original Recipient:</b></div>
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<div>${smartmailArg.options.creationObjectRef.To}</div>
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<div><b>Forwarded to:</b></div>
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<div>${forward.forwardedToAddress.reduce<string>((pVal, cVal) => {
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return `${pVal ? pVal + ', ' : ''}${cVal}`;
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}, null)}</div>
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<div><b>Subject:</b></div>
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<div>${smartmailArg.getSubject()}</div>
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<div><b>The original body can be found below.</b></div>
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</div>
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` + smartmailArg.getBody(),
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from: 'forwarder@mail.lossless.one',
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subject: `Forwarded mail for '${smartmailArg.options.creationObjectRef.To}'`,
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});
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for (const attachment of smartmailArg.attachments) {
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forwardedSmartMail.addAttachment(attachment);
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}
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// Use the EmailService's sendEmail method to send with the appropriate provider
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await this.emailRef.sendEmail(forwardedSmartMail, toArg);
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console.log(`forwarded mail to ${toArg}`);
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logger.log(
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'info',
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`email from ${
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smartmailArg.options.creationObjectRef.From
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} to ${toArg} with subject '${smartmailArg.getSubject()}'`,
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{
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eventType: 'forwardedEmail',
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email: {
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from: smartmailArg.options.creationObjectRef.From,
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to: smartmailArg.options.creationObjectRef.To,
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forwardedTo: toArg,
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subject: smartmailArg.options.creationObjectRef.Subject,
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},
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}
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);
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});
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}
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);
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}
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}
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}
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