Conversations & Messaging Overview

DocuPulse features a sophisticated real-time messaging system that enables seamless communication between team members. The system combines traditional chat functionality with advanced features including file attachments, member management, notifications, and comprehensive audit logging. Built with security and collaboration in mind, it supports both text-based conversations and rich media sharing.

Core Messaging Features
Real-Time Communication
  • • Instant message delivery with polling
  • • Real-time message updates
  • • Message status tracking
  • • Typing indicators (planned)
  • • Message threading support
  • • Conversation history
File Attachments
  • • Multi-format file support (50+ types)
  • • Secure file upload (10MB limit)
  • • File preview and download
  • • Attachment size tracking
  • • File type validation
  • • Secure file storage
Member Management
  • • Role-based conversation access
  • • Member invitation system
  • • Permission-based management
  • • Member removal capabilities
  • • Conversation ownership
  • • Admin-only controls
Notifications & Alerts
  • • Real-time notification system
  • • Email notifications
  • • Message preview in alerts
  • • Attachment notifications
  • • Member change alerts
  • • Unread message tracking
Conversation Management
Conversation Creation

Conversations can be created by administrators and managers with full member management capabilities.

Creation Process
  • 1. Admin/Manager initiates creation
  • 2. Sets conversation name and description
  • 3. Selects initial members
  • 4. System validates permissions
  • 5. Creates conversation record
  • 6. Sends member invitations
Required Fields
  • name - Conversation title
  • description - Optional description
  • created_by - Creator user ID
  • members - Initial member list
  • created_at - Creation timestamp
Member Management
Adding Members
  • conversation_invite - Invitation notification
  • member_add - Add to conversation
  • permission_check - Validate access
  • notification_send - Alert new member
  • event_log - Log member addition
Removing Members
  • creator_protection - Prevent creator removal
  • member_remove - Remove from conversation
  • notification_send - Alert removed member
  • event_log - Log member removal
  • access_revoke - Revoke conversation access
Real-Time Messaging System
Message Flow
Message Sending
  • 1. User composes message
  • 2. Attaches files (optional)
  • 3. Validates permissions
  • 4. Saves message to database
  • 5. Processes attachments
  • 6. Sends notifications
Message Receiving
  • 1. Polling checks for new messages
  • 2. Fetches messages since last ID
  • 3. Validates user access
  • 4. Processes message data
  • 5. Updates chat interface
  • 6. Triggers UI events
Real-Time Polling
Polling Configuration
  • interval - 3 seconds between polls
  • last_message_id - Track last received
  • retry_attempts - 5 failed attempts
  • auto_reconnect - Restart on failure
  • state_management - Track connection
Error Handling
  • Network failure recovery
  • Automatic reconnection
  • Duplicate message prevention
  • State synchronization
  • Graceful degradation
File Attachment System
Supported File Types
Document Types
  • PDF - Portable Document Format
  • DOCX/DOC - Microsoft Word
  • XLSX/XLS - Microsoft Excel
  • PPTX/PPT - Microsoft PowerPoint
  • TXT/RTF - Text documents
  • CSV/MD - Data and markdown
Media Types
  • JPG/PNG/GIF - Image files
  • MP3/WAV/OGG - Audio files
  • MP4/AVI/MOV - Video files
  • ZIP/RAR/7Z - Archive files
  • PY/JS/HTML - Code files
  • DWG/AI/PSD - Design files
Attachment Security
Upload Security
  • file_validation - Type and size checks
  • secure_filename - Sanitize filenames
  • size_limit - 10MB maximum
  • virus_scan - Malware detection
  • access_control - Permission validation
Download Security
  • Member-only access
  • Secure file serving
  • Download tracking
  • Audit logging
  • File integrity checks
Notification System
Notification Types
Conversation Events
  • conversation_invite - Member invitation
  • conversation_invite_removed - Member removal
  • conversation_message - New message
  • conversation_created - New conversation
  • conversation_updated - Settings changed
Message Events
  • message_create - Message sent
  • message_attachment - File attached
  • message_mention - User mentioned
  • message_reply - Message replied to
  • message_edit - Message edited
Notification Delivery
In-App Notifications
  • Real-time updates
  • Unread count tracking
  • Notification center
  • Message previews
  • Mark as read
Email Notifications
  • SMTP integration
  • HTML email templates
  • Message content preview
  • Direct conversation links
  • Unsubscribe options
Quick Reference
Conversation Roles
Creator Full Control
Admin Manage All
Manager Manage Members
Member Send Messages
File Limits
Max File Size 10MB
Supported Types 50+
Polling Interval 3s
Message Features
  • Real-time message delivery
  • File attachment support
  • Message threading
  • Conversation history
  • Message search
  • Read receipts
Security Features
  • Member-only access control
  • File type validation
  • Secure file storage
  • Message encryption
  • Audit logging
  • CSRF protection
Technical Stack
Backend
Flask + SQLAlchemy
Message processing
Frontend
JavaScript + jQuery
Real-time updates
Database
PostgreSQL
Message storage