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UBERF-11004: Fix mta content parsing
Signed-off-by: Artem Savchenko <armisav@gmail.com>
This commit is contained in:
Artem Savchenko
parent
18f00908f1
commit
6ac0c09c7a
@ -430,13 +430,12 @@ describe('handleMtaHook', () => {
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)
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})
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it('should process multipart email with both HTML and text correctly', async () => {
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it('should process email plain/text content header', async () => {
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// Create a multipart email with both text and HTML
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const textContent = 'This is the plain text version'
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const htmlContent = '<html><body><p>This is the HTML version</p></body></html>'
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// Mock message with multipart content by setting multiple headers and contents
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const multipartMessage = {
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const message = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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@ -444,26 +443,17 @@ describe('handleMtaHook', () => {
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message: {
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headers: [
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['Content-Type', 'multipart/alternative; boundary="boundary-string"'],
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['Subject', 'Multipart Test Email'],
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['Subject', 'Test Email'],
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['From', 'Sender <sender@example.com>'],
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['To', 'Recipient <recipient@example.com>']
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],
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contents: [
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{
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headers: [['Content-Type', 'text/plain; charset=utf-8']],
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content: textContent
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},
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{
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headers: [['Content-Type', 'text/html; charset=utf-8']],
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content: htmlContent
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}
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]
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contents: `Content-Type: text/plain; charset=utf-8 \r\n${textContent}`
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}
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}
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mockReq = {
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headers: { 'x-hook-token': 'test-hook-token' },
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body: multipartMessage
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body: message
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}
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await handleMtaHook(mockReq as Request, mockRes as Response, mockCtx)
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@ -483,82 +473,13 @@ describe('handleMtaHook', () => {
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mockLoginInfo,
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expect.objectContaining({
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mailId: expect.any(String),
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from: { email: 'sender@example.com', firstName: 'Sender', lastName: '' },
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to: [{ email: 'recipient@example.com', firstName: 'Recipient', lastName: '' }],
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subject: 'Multipart Test Email',
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content: 'This is the HTML version',
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from: { email: 'sender@example.com', firstName: 'Sender', lastName: 'example.com' },
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to: [{ email: 'recipient@example.com', firstName: 'Recipient', lastName: 'example.com' }],
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subject: 'Test Email',
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content: textContent,
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incoming: true
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}),
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[]
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)
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})
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it('should handle HTML email with inline images correctly', async () => {
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// HTML content with embedded image reference
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const htmlWithImage =
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'<html><body><p>Test with image:</p><img src="cid:image1@example.com" alt="Test Image"></body></html>'
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// Create image attachment
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const imageAttachment = {
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headers: [
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['Content-Type', 'image/jpeg'],
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['Content-Disposition', 'inline; filename="image.jpg"'],
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['Content-ID', '<image1@example.com>']
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],
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content: 'base64encodedcontent' // Would normally be a Base64 string
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}
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// Create multipart message with HTML and image
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const multipartMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [
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['Content-Type', 'multipart/related; boundary="boundary-string"'],
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['Subject', 'Email with Inline Image'],
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['From', 'Sender <sender@example.com>'],
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['To', 'Recipient <recipient@example.com>']
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],
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contents: [
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{
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headers: [['Content-Type', 'text/html; charset=utf-8']],
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content: htmlWithImage
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},
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imageAttachment
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]
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}
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}
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mockReq = {
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headers: { 'x-hook-token': 'test-hook-token' },
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body: multipartMessage
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}
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await handleMtaHook(mockReq as Request, mockRes as Response, mockCtx)
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// Should process message with attachments
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expect(createMessages).toHaveBeenCalledWith(
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client.baseConfig,
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mockCtx,
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mockTxOperations,
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{},
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{},
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client.mailServiceToken,
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mockLoginInfo,
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expect.objectContaining({
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htmlContent: htmlWithImage
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// Other fields as expected
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}),
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expect.arrayContaining([
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expect.objectContaining({
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contentType: 'image/jpeg',
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name: 'image.jpg',
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contentId: '<image1@example.com>'
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// Other attachment fields
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})
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])
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)
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})
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})
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311
services/mail/pod-inbound-mail/src/__tests__/utils.test.ts
Normal file
311
services/mail/pod-inbound-mail/src/__tests__/utils.test.ts
Normal file
@ -0,0 +1,311 @@
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//
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// Copyright © 2025 Hardcore Engineering Inc.
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//
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// Licensed under the Eclipse Public License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License. You may
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// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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//
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import { parseContent, getHeader, removeContentTypeHeader } from '../utils'
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import { MeasureContext } from '@hcengineering/core'
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import { MtaMessage } from '../types'
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import { readEml } from 'eml-parse-js'
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// Mock dependencies
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jest.mock('eml-parse-js')
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jest.mock('sanitize-html', () => (html: string) => html)
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jest.mock('turndown', () => {
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return class TurndownService {
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turndown (html: string): string {
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return html.replace(/<\/?[^>]+(>|$)/g, '') // Simple HTML tag removal
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}
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}
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})
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jest.mock('../config', () => ({
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__esModule: true,
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default: {
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storageConfig: {}
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}
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}))
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describe('utils.ts', () => {
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let mockCtx: MeasureContext
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beforeEach(() => {
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jest.clearAllMocks()
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mockCtx = {
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warn: jest.fn(),
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error: jest.fn(),
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info: jest.fn()
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} as unknown as MeasureContext
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// Default mock implementation for readEml
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;(readEml as jest.Mock).mockImplementation((content, callback) => {
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callback(null, {
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text: 'Plain text content',
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html: '<p>HTML content</p>',
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attachments: []
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})
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})
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})
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describe('parseContent', () => {
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it('should handle plain text emails', async () => {
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// Arrange
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const plainTextMessage: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [['Content-Type', 'text/plain; charset=utf-8']],
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contents: 'This is a plain text email'
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}
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}
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// Act
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const result = await parseContent(mockCtx, plainTextMessage)
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// Assert
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expect(result).toEqual({
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content: 'This is a plain text email',
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attachments: []
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})
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expect(readEml).not.toHaveBeenCalled()
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})
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it('should handle HTML emails', async () => {
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// Arrange
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const htmlMessage: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [['Content-Type', 'text/html; charset=utf-8']],
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contents: '<html><body><p>This is an HTML email</p></body></html>'
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}
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} as any
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// Mock readEml to return HTML content
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;(readEml as jest.Mock).mockImplementation((content, callback) => {
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callback(null, {
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text: '',
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html: '<p>This is an HTML email</p>',
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attachments: []
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})
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})
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// Act
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const result = await parseContent(mockCtx, htmlMessage)
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// Assert
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expect(result).toEqual({
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content: 'This is an HTML email',
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attachments: []
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})
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})
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it('should handle multipart emails with text and HTML parts', async () => {
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// Arrange
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const multipartMessage: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [['Content-Type', 'multipart/alternative; boundary="boundary"']],
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contents:
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'--boundary\r\nContent-Type: text/plain\r\n\r\nText part\r\n--boundary\r\nContent-Type: text/html\r\n\r\n<p>HTML part</p>\r\n--boundary--'
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}
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} as any
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// Mock readEml to return both text and HTML content
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;(readEml as jest.Mock).mockImplementation((content, callback) => {
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callback(null, {
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text: 'Text part',
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html: '<p>HTML part</p>',
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attachments: []
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})
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})
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// Act
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const result = await parseContent(mockCtx, multipartMessage)
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// Assert
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expect(result).toEqual({
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content: 'HTML part',
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attachments: []
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})
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})
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it('should throw error when Content-Type header is not found', async () => {
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// Arrange
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const messageWithNoContentType: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [['Subject', 'Test Email']],
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contents: 'Email content'
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}
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}
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// Act & Assert
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await expect(parseContent(mockCtx, messageWithNoContentType)).rejects.toThrow('Content-Type header not found')
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})
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})
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describe('getHeader', () => {
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it('should return the value of the specified header', () => {
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// Arrange
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const message: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [
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['Subject', 'Test Email'],
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['Content-Type', 'text/plain'],
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['X-Custom-Header', 'Custom Value']
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],
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contents: 'Email content'
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}
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}
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// Act & Assert
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expect(getHeader(message, 'Subject')).toBe('Test Email')
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expect(getHeader(message, 'Content-Type')).toBe('text/plain')
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expect(getHeader(message, 'X-Custom-Header')).toBe('Custom Value')
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})
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it('should be case-insensitive when looking for headers', () => {
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// Arrange
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const message: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [
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['Subject', 'Test Email'],
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['Content-Type', 'text/plain']
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],
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contents: 'Email content'
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}
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}
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// Act & Assert
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expect(getHeader(message, 'subject')).toBe('Test Email')
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expect(getHeader(message, 'CONTENT-TYPE')).toBe('text/plain')
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})
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it('should return undefined for non-existent headers', () => {
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// Arrange
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const message: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [['Subject', 'Test Email']],
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contents: 'Email content'
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}
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}
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// Act & Assert
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expect(getHeader(message, 'X-Not-Exists')).toBeUndefined()
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})
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it('should trim the header value', () => {
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// Arrange
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const message: MtaMessage = {
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envelope: {
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from: { address: 'sender@example.com' },
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to: [{ address: 'recipient@example.com' }]
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},
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message: {
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headers: [['Subject', ' Test Email ']],
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contents: 'Email content'
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}
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}
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// Act & Assert
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expect(getHeader(message, 'Subject')).toBe('Test Email')
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})
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})
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describe('removeContentTypeHeader', () => {
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it('should remove Content-Type header from content', () => {
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// Arrange
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const content = 'Content-Type: text/plain; charset=utf-8\r\nHello world'
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// Act
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const result = removeContentTypeHeader(content)
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// Assert
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expect(result).toBe('Hello world')
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})
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it('should handle content with no Content-Type header', () => {
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// Arrange
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const content = 'Hello world'
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// Act
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const result = removeContentTypeHeader(content)
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// Assert
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expect(result).toBe('Hello world')
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})
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it('should handle content with Content-Type header in different case', () => {
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// Arrange
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const content = 'content-type: text/plain; charset=utf-8\r\nHello world'
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// Act
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const result = removeContentTypeHeader(content)
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// Assert
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expect(result).toBe('Hello world')
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})
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it('should handle content with multiple headers', () => {
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// Arrange
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const content =
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'Subject: Test Email\r\nContent-Type: text/plain; charset=utf-8\r\nFrom: test@example.com\r\n\r\nHello world'
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// Act
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const result = removeContentTypeHeader(content)
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// Assert
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expect(result).toBe('Subject: Test Email\r\nFrom: test@example.com\r\n\r\nHello world')
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})
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it('should handle null or undefined content', () => {
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// Act & Assert
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expect(removeContentTypeHeader(null as any)).toBeNull()
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expect(removeContentTypeHeader(undefined as any)).toBeUndefined()
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})
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it('should handle different line endings', () => {
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// Arrange
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const crlfContent = 'Content-Type: text/plain\r\nHello world'
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const lfContent = 'Content-Type: text/plain\nHello world'
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const crContent = 'Content-Type: text/plain\rHello world'
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// Act & Assert
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expect(removeContentTypeHeader(crlfContent)).toBe('Hello world')
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expect(removeContentTypeHeader(lfContent)).toBe('Hello world')
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expect(removeContentTypeHeader(crContent)).toBe('Hello world')
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})
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})
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})
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@ -15,12 +15,7 @@
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import { createHash } from 'crypto'
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import { Request, Response } from 'express'
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import { MeasureContext } from '@hcengineering/core'
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import {
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type EmailContact,
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type EmailMessage,
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createMessages,
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getProducer
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} from '@hcengineering/mail-common'
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import { type EmailContact, type EmailMessage, createMessages, getProducer } from '@hcengineering/mail-common'
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import { getClient as getAccountClient } from '@hcengineering/account-client'
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import { createRestTxOperations } from '@hcengineering/api-client'
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@ -17,9 +17,7 @@ import { readEml, ReadedEmlJson } from 'eml-parse-js'
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import TurndownService from 'turndown'
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import sanitizeHtml from 'sanitize-html'
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import { MeasureContext } from '@hcengineering/core'
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import {
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type Attachment
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} from '@hcengineering/mail-common'
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import { type Attachment } from '@hcengineering/mail-common'
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import { MtaMessage } from './types'
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import config from './config'
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@ -37,10 +35,11 @@ export async function parseContent (
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return { content: mta.message.contents, attachments: [] }
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}
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// TODO: UBERF-11029 - remove this logging after testing
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console.log('Parsing email content', mta.message.contents)
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const email = await getEmailContent(mta.message.contents)
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let content = email.text ?? ''
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console.log('Content:', content)
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let isMarkdown = false
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if (email.html !== undefined) {
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try {
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@ -116,12 +115,21 @@ async function getEmailContent (mtaContent: string): Promise<ReadedEmlJson> {
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if (isEmptyString(email.text) && isEmptyString(email.html)) {
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return {
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...email,
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text: mtaContent
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text: removeContentTypeHeader(mtaContent)
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}
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}
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return email
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}
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export function removeContentTypeHeader (content: string): string {
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if (content == null) {
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return content
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}
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const contentTypeRegex = /^Content-Type:.*?(?:\r\n|\n|\r)/im
|
||||
return content.replace(contentTypeRegex, '')
|
||||
}
|
||||
|
||||
function guessContentType (content: string): string {
|
||||
// Simple heuristic - if it contains HTML tags, it's likely HTML
|
||||
if (/<[a-z][\s\S]*>/i.test(content)) {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user