Developing a WebSocket service for 1C-Bitrix

Our company is engaged in the development, support and maintenance of Bitrix and Bitrix24 solutions of any complexity. From simple one-page sites to complex online stores, CRM systems with 1C and telephony integration. The experience of developers is confirmed by certificates from the vendor.
Our competencies:
Development stages

Development of WebSocket Service for 1C-Bitrix

WebSocket enables bidirectional, real-time communication between clients and servers. Building a WebSocket service for 1C-Bitrix enables features like live notifications, real-time data updates, instant messaging, and collaborative tools.

Architecture

Separate WebSocket server (Node.js with Socket.io, PHP with Ratchet) running alongside Bitrix. WebSocket server connects to Bitrix via API to fetch/update data. Events triggered in Bitrix broadcast to connected WebSocket clients.

Use Cases

  • Real-time Notifications: Deal status changes, new leads notify instantly.
  • Live Dashboards: CRM metrics update without page refresh.
  • Instant Messaging: Team chat integrated with CRM.
  • Collaborative Editing: Multiple users editing document simultaneously.

Implementation

  1. Set up WebSocket server with authentication.
  2. Define event types and message formats.
  3. Integrate Bitrix events with WebSocket broadcasting.
  4. Build client-side code using Socket.io or native WebSocket API.
  5. Handle disconnections, reconnections, and message queuing.

Performance Considerations

  • Scalability: Use Redis as message broker for multiple server instances.
  • Memory: WebSocket connections consume memory; monitor per-connection overhead.
  • Security: Validate all messages, authenticate users, use TLS/WSS.

Tools

  • Socket.io: Abstracts WebSocket complexity, provides fallbacks.
  • Ratchet (PHP): WebSocket server written in PHP.
  • RxJS: Reactive programming for client-side event handling.

WebSocket adds powerful real-time capabilities but increases complexity. Start with REST polling if real-time isn't critical; upgrade to WebSocket as needs evolve.