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added a rough feature report document
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‎docs/WHZ-Features.md‎

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# WorkHorz Web Application Engine: Detailed Feature Analysis
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## Core Architecture and Component Relationships
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### Server Infrastructure
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WorkHorz implements a modular server architecture where components work together in a structured workflow:
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- **I/O Context Pool** (`whz_io_context_pool.cpp`) serves as the foundation, managing multiple I/O contexts for scalable concurrent connections
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- **Connection Management** builds on this with dual connection types:
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- Standard HTTP connections (`whz_connection.cpp`)
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- Secure SSL/TLS connections (`whz_ssl_connection.cpp`)
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- **Request Processing Pipeline** forms a sequential workflow:
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1. Request parsing (`whz_request_parser.cpp`)
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2. Request object creation (`whz_request.cpp`)
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3. Request handling (`whz_request_handler.cpp`)
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4. Response routing (`whz_http_routing.cpp`)
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### Data Flow Architecture
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The engine processes data through multiple interconnected layers:
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1. **Input Processing**
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- Requests enter through the connection layer
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- `simdjson` provides high-performance JSON parsing
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- `simdutf` handles Unicode character processing
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2. **Storage Layer**
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- `SQLiteCpp` integration provides persistent storage
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- Resources managed by the resource system (`whz_resources.cpp`)
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- Configuration management (`whz_config.cpp`) handles app settings
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3. **Template Processing**
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- Templates flow through:
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- Template parser (`whz_template_parser.cpp`)
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- Template processor (`whz_templating.cpp`)
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- Template cache (`whz_templateCache.cpp`) for performance
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- Final renderer (`whz_renderer.cpp`)
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- Bustache integration provides Mustache-like templating syntax
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4. **Extension System**
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- Lua core (`whz_LUA_core.cpp`) embeds the Lua VM
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- Lua API (`whz_LUA_api.cpp`) exposes engine functionality to scripts
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- Sol2 provides the C++/Lua binding layer
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## Feature Interconnections and Workflow
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### Application Lifecycle
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1. **Initialization**
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- Configuration loading
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- I/O context pool setup
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- Server instantiation
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- Resource loading
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- Template cache priming
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- Lua environment setup
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2. **Request Handling**
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- Connection acceptance
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- Request parsing and validation
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- Route matching via HTTP routing
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- Handler execution
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- Data processing (possibly involving database operations)
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- Template rendering or direct response generation
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- Response delivery
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3. **Extended Capabilities**
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- **Internationalization**: Localization manager integrates with templates for multi-language support
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- **Security**: Encryption system (`whz_encryption.cpp`) secures sensitive data
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- **Media Generation**: QR code and vCard generation for dynamic content
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- **Archive Management**: ZIP, LZMA, and general archive support for file operations
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### Development Tools Integration
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- **Logging System**: `whz_quill_wrapper.cpp` provides comprehensive logging throughout all components
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- **CLI Interface**: CLI11 integration enables command-line control
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- **Terminal UI**: FTXUI provides text-based interface for headless management
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- **Testing**: Catch2 integration supports test-driven development
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## Performance Optimizations
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- **Asynchronous Processing**: Boost.Asio enables non-blocking I/O throughout the request lifecycle
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- **Parallel Task Execution**: Taskflow integration allows workload distribution across cores
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- **SIMD Acceleration**: Fast JSON and UTF processing with SIMD instructions
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- **Template Caching**: Avoids redundant template parsing for frequently used views
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This architecture creates a flexible, high-performance web application engine where components work together in a cohesive pipeline from request reception to response delivery, with hooks for customization at each stage of processing.
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# WorkHorz Web Application Engine Project Report
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## Overview
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WorkHorz is a C++ web application engine that provides a comprehensive set of features for building web applications. Based on the CMakeLists.txt file, the project integrates various libraries to deliver a robust platform for web development.
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## Core Features
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### 1. Web Server Capabilities
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- **HTTP Server Implementation**: Custom server handling HTTP requests and responses (`whz_server.cpp`, `whz_connection.cpp`)
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- **SSL Support**: Secure connections via OpenSSL integration (`whz_ssl_connection.cpp`)
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- **Request Handling**: Comprehensive request parsing and handling (`whz_request.cpp`, `whz_request_handler.cpp`, `whz_request_parser.cpp`)
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- **Routing System**: HTTP routing capabilities for directing requests to appropriate handlers (`whz_http_routing.cpp`)
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### 2. Performance Optimization
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- **Asynchronous I/O**: Utilizes Boost.Asio for non-blocking I/O operations
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- **I/O Context Pool**: Manages multiple I/O contexts for scalability (`whz_io_context_pool.cpp`)
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- **Parallel Task Processing**: Integration with Taskflow for parallel task execution
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### 3. Templating and Rendering
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- **Template Engine**: Custom templating system (`whz_templating.cpp`, `whz_template_parser.cpp`)
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- **Template Caching**: Performance optimization via template caching (`whz_templateCache.cpp`)
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- **Bustache Integration**: Mustache-like templating support
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- **Renderer**: HTML/content rendering capabilities (`whz_renderer.cpp`)
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### 4. Scripting and Extension
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- **Lua Integration**: Embedded Lua scripting support (`whz_LUA_core.cpp`, `whz_LUA_api.cpp`)
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- **API Extensions**: Custom API interfaces for Lua scripts
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### 5. Data Handling
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- **JSON Processing**: Fast JSON parsing with simdjson
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- **SQLite Support**: Database integration through SQLiteCpp
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- **Resource Management**: Static and dynamic resource handling (`whz_resources.cpp`)
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### 6. Internationalization
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- **Localization Support**: Multi-language support through Boost.Locale (`LocalizationManager.cpp`)
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- **Unicode Handling**: Efficient UTF processing with simdutf
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### 7. Security Features
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- **Encryption**: Data encryption capabilities (`whz_encryption.cpp`)
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- **SSL/TLS**: Secure communication via OpenSSL
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### 8. Utility Features
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- **QR Code Generation**: Built-in QR code generation (`whz_qrcode_generator.cpp`)
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- **vCard Support**: Electronic business card functionality (`whz_vcard.cpp`)
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- **Data Compression**: Compression utilities for data transfer (`whz_datacompression.cpp`)
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- **Command Line Interface**: CLI options with CLI11
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- **Terminal UI**: Text-based user interface with FTXUI
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### 9. Development Tools
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- **Logging System**: Comprehensive logging with Quill (`whz_quill_wrapper.cpp`)
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- **Testing Framework**: Integrated testing with Catch2
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- **Documentation**: Support for Doxygen documentation generation
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### 10. File Handling
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- **ZIP Processing**: Archive handling with libzip
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- **LZMA Compression**: Advanced compression with liblzma
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- **Archive Management**: General archive support with LibArchive
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## Configuration and Setup
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- **Configuration Management**: Application configuration handling (`whz_config.cpp`)
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- **Common Utilities**: Shared utility functions (`whz_common.cpp`, `whz_utils.cpp`)
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This comprehensive set of features makes WorkHorz a versatile and powerful web application engine capable of handling a wide range of web development needs with performance, security, and flexibility in mind.

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