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feat: add advanced architecture, documentation, and coverage improvements (#65)

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* fix(style): resolve PHPCS line-length warnings in source files

* fix(style): resolve PHPCS line-length warnings in test files

* feat(audit): add structured audit logging with ErrorContext and AuditContext

- ErrorContext: standardized error information with sensitive data sanitization
- AuditContext: structured context for audit entries with operation types
- StructuredAuditLogger: enhanced audit logger wrapper with timing support

* feat(recovery): add recovery mechanism for failed masking operations

- FailureMode enum: FAIL_OPEN, FAIL_CLOSED, FAIL_SAFE modes
- RecoveryStrategy interface and RecoveryResult value object
- RetryStrategy: exponential backoff with configurable attempts
- FallbackMaskStrategy: type-aware fallback values

* feat(strategies): add CallbackMaskingStrategy for custom masking logic

- Wraps custom callbacks as MaskingStrategy implementations
- Factory methods: constant(), hash(), partial() for common use cases
- Supports exact match and prefix match for field paths

* docs: add framework integration guides and examples

- symfony-integration.md: Symfony service configuration and Monolog setup
- psr3-decorator.md: PSR-3 logger decorator pattern implementation
- framework-examples.md: CakePHP, CodeIgniter 4, Laminas, Yii2, PSR-15
- docker-development.md: Docker development environment guide

* chore(docker): add Docker development environment

- Dockerfile: PHP 8.2-cli-alpine with Xdebug for coverage
- docker-compose.yml: development services with volume mounts

* feat(demo): add interactive GDPR pattern tester playground

- PatternTester.php: pattern testing utility with strategy support
- index.php: web API endpoint with JSON response handling
- playground.html: interactive web interface for testing patterns

* docs(todo): update with completed medium priority items

- Mark all PHPCS warnings as fixed (81 → 0)
- Document new Audit and Recovery features
- Update test count to 1,068 tests with 2,953 assertions
- Move remaining items to low priority

* feat: add advanced architecture, documentation, and coverage improvements

- Add architecture improvements:
  - ArrayAccessorInterface and DotArrayAccessor for decoupled array access
  - MaskingOrchestrator for single-responsibility masking coordination
  - GdprProcessorBuilder for fluent configuration
  - MaskingPluginInterface and AbstractMaskingPlugin for plugin architecture
  - PluginAwareProcessor for plugin hook execution
  - AuditLoggerFactory for instance-based audit logger creation

- Add advanced features:
  - SerializedDataProcessor for handling print_r/var_export/serialize output
  - KAnonymizer with GeneralizationStrategy for GDPR k-anonymity
  - RetentionPolicy for configurable data retention periods
  - StreamingProcessor for memory-efficient large log processing

- Add comprehensive documentation:
  - docs/performance-tuning.md - benchmarking, optimization, caching
  - docs/troubleshooting.md - common issues and solutions
  - docs/logging-integrations.md - ELK, Graylog, Datadog, etc.
  - docs/plugin-development.md - complete plugin development guide

- Improve test coverage (84.41% → 85.07%):
  - ConditionalRuleFactoryInstanceTest (100% coverage)
  - GdprProcessorBuilderEdgeCasesTest (100% coverage)
  - StrategyEdgeCasesTest for ReDoS detection and type parsing
  - 78 new tests, 119 new assertions

- Update TODO.md with current statistics:
  - 141 PHP files, 1,346 tests, 85.07% line coverage

* chore: tests, update actions, sonarcloud issues

* chore: rector

* fix: more sonarcloud fixes

* chore: more fixes

* refactor: copilot review fix

* chore: rector
This commit is contained in:
Ismo Vuorinen
2025-12-22 13:38:18 +02:00
committed by GitHub
parent b1eb567b92
commit 8866daaf33
112 changed files with 15391 additions and 607 deletions
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168
TODO.md
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@@ -2,110 +2,120 @@
This file tracks remaining issues, improvements, and feature requests for the monolog-gdpr-filter library.
## 📊 Current Status - PRODUCTION READY ✅
## Current Status - PRODUCTION READY
**Project Statistics:**
- **32 PHP files** (9 source files, 18 test files, 5 Laravel integration files)
- **329 tests** with **100% success rate** (1,416 assertions)
**Project Statistics (verified 2025-12-01):**
- **141 PHP files** (60 source files, 81 test files)
- **1,346 tests** with **100% success rate** (3,386 assertions)
- **85.07% line coverage**, **88.31% method coverage**
- **PHP 8.2+** with modern language features and strict type safety
- **Zero Critical Issues**: All functionality-blocking bugs resolved
- **Static Analysis**: All tools configured and working harmoniously
- **Static Analysis**: All tools pass cleanly (Psalm, PHPStan, Rector, PHPCS)
## 🔧 Pending Items
## Static Analysis Status
### Medium Priority - Developer Experience
All static analysis tools now pass:
- [ ] **Add recovery mechanism** for failed masking operations
- [ ] **Improve error context** in audit logging with detailed context
- [ ] **Create interactive demo/playground** for pattern testing
- **Psalm Level 5**: 0 errors
- **PHPStan Level 6**: 0 errors
- **Rector**: No changes needed
- **PHPCS**: 0 errors, 0 warnings
### Medium Priority - Code Quality & Linting Improvements
## Completed Items (2025-12-01)
- [ ] **Apply Rector Safe Changes** (15 files identified):
- Add missing return types to arrow functions and closures
- Add explicit string casting for safety (`preg_replace`, `str_contains`)
- Simplify regex patterns (`[0-9]` → `\d` optimizations)
- **Impact**: Improved type safety, better code readability
### Developer Experience
- [ ] **Address PHPCS Coding Standards** (1 error, 69 warnings):
- Fix the 1 error in `tests/Strategies/MaskingStrategiesTest.php`
- Add missing PHPDoc documentation blocks
- Fix line length and spacing formatting issues
- Ensure full PSR-12 compliance
- **Impact**: Better code documentation, consistent formatting
- [x] **Added recovery mechanism** for failed masking operations
- `src/Recovery/FailureMode.php` - Enum for failure modes (FAIL_OPEN, FAIL_CLOSED, FAIL_SAFE)
- `src/Recovery/RecoveryStrategy.php` - Interface for recovery strategies
- `src/Recovery/RecoveryResult.php` - Value object for recovery outcomes
- `src/Recovery/RetryStrategy.php` - Retry with exponential backoff
- `src/Recovery/FallbackMaskStrategy.php` - Type-aware fallback values
- [x] **Improved error context** in audit logging with detailed context
- `src/Audit/ErrorContext.php` - Standardized error information with sensitive data sanitization
- `src/Audit/AuditContext.php` - Structured context for audit entries with operation types
- `src/Audit/StructuredAuditLogger.php` - Enhanced audit logger wrapper
- [x] **Created interactive demo/playground** for pattern testing
- `demo/PatternTester.php` - Pattern testing utility
- `demo/index.php` - Web API endpoint
- `demo/templates/playground.html` - Interactive web interface
- [ ] **Consider PHPStan Suggestions** (~200 items, Level 6):
- Add missing type annotations where beneficial
- Make array access patterns more explicit
- Review PHPUnit attribute usage patterns
- **Impact**: Enhanced type safety, reduced ambiguity
### Code Quality
- [ ] **Review Psalm Test Patterns** (51 errors, acceptable but reviewable):
- Consider improving test array access patterns
- Review intentional validation failure patterns for clarity
- **Impact**: Cleaner test code, better maintainability
- [x] **Fixed all PHPCS Warnings** (81 warnings → 0):
- Added missing PHPDoc documentation blocks
- Fixed line length and spacing formatting issues
- Full PSR-12 compliance achieved
### Medium Priority - Framework Integration
### Framework Integration
- [ ] **Create Symfony integration guide** with step-by-step setup
- [ ] **Add PSR-3 logger decorator pattern example**
- [ ] **Create Docker development environment** with PHP 8.2+
- [ ] **Add examples for other popular frameworks** (CakePHP, CodeIgniter)
- [x] **Created Symfony integration guide** - `docs/symfony-integration.md`
- [x] **Added PSR-3 logger decorator pattern example** - `docs/psr3-decorator.md`
- [x] **Created Docker development environment** - `docker/Dockerfile`, `docker/docker-compose.yml`
- [x] **Added examples for other popular frameworks** - `docs/framework-examples.md`
- CakePHP, CodeIgniter 4, Laminas, Yii2, PSR-15 middleware
### Medium Priority - Architecture Improvements
### Architecture
- [ ] **Address Strategies Pattern Issues**:
- Only 20% of strategy classes covered by tests
- Many strategy methods have low coverage (36-62%)
- Strategy pattern appears incomplete/unused in main processor
- **Impact**: Dead code, untested functionality, reliability issues
- [x] **Extended Strategy Pattern support**:
- `src/Strategies/CallbackMaskingStrategy.php` - Wraps custom callbacks as strategies
- Factory methods: `constant()`, `hash()`, `partial()` for common use cases
## 🟢 Future Enhancements (Low Priority)
### Advanced Features (Completed 2025-12-01)
### Advanced Data Processing Features
- [x] **Support masking arrays/objects in message strings**
- `src/SerializedDataProcessor.php` - Handles print_r, var_export, serialize output formats
- [x] **Add data anonymization with k-anonymity**
- `src/Anonymization/KAnonymizer.php` - K-anonymity implementation for GDPR compliance
- `src/Anonymization/GeneralizationStrategy.php` - Age, date, location, numeric range strategies
- [x] **Add retention policy support**
- `src/Retention/RetentionPolicy.php` - Configurable retention periods with actions (delete, anonymize, archive)
- [x] **Add data portability features (export masked logs)**
- `src/Streaming/StreamingProcessor.php::processToFile()` - Export processed logs to files
- [x] **Implement streaming processing for very large logs**
- `src/Streaming/StreamingProcessor.php` - Memory-efficient chunked processing with generators
- [ ] Support masking arrays/objects in message strings
- [ ] Add data anonymization (not just masking) with k-anonymity
- [ ] Add retention policy support with automatic cleanup
- [ ] Add data portability features (export masked logs)
- [ ] Implement streaming processing for very large logs
### Architecture Improvements (Completed 2025-12-01)
### Advanced Architecture Improvements
- [x] **Refactor to follow Single Responsibility Principle more strictly**
- `src/MaskingOrchestrator.php` - Extracted masking coordination from GdprProcessor
- [x] **Reduce coupling with `Adbar\Dot` library (create abstraction)**
- `src/Contracts/ArrayAccessorInterface.php` - Abstraction interface
- `src/ArrayAccessor/DotArrayAccessor.php` - Implementation using adbario/php-dot-notation
- `src/ArrayAccessor/ArrayAccessorFactory.php` - Factory for creating accessors
- [x] **Add dependency injection container support**
- `src/Builder/GdprProcessorBuilder.php` - Fluent builder for configuration
- [x] **Replace remaining static methods for better testability**
- `src/Factory/AuditLoggerFactory.php` - Instance-based factory for audit loggers
- `src/PatternValidator.php` - Instance methods added (static methods deprecated)
- [x] **Implement plugin architecture for custom processors**
- `src/Contracts/MaskingPluginInterface.php` - Contract for masking plugins
- `src/Plugins/AbstractMaskingPlugin.php` - Base class with no-op defaults
- `src/Builder/PluginAwareProcessor.php` - Wrapper with pre/post processing hooks
- [ ] Refactor to follow Single Responsibility Principle more strictly
- [ ] Reduce coupling with `Adbar\Dot` library (create abstraction)
- [ ] Add dependency injection container support
- [ ] Replace remaining static methods for better testability
- [ ] Implement plugin architecture for custom processors
### Documentation (Completed 2025-12-01)
### Documentation & Examples
- [x] **Create performance tuning guide**
- `docs/performance-tuning.md` - Benchmarking, pattern optimization, memory management, caching, streaming
- [x] **Add troubleshooting guide with common issues**
- `docs/troubleshooting.md` - Installation, pattern matching, performance, memory, integration issues
- [x] **Add integration examples with popular logging solutions**
- `docs/logging-integrations.md` - ELK, Graylog, Datadog, New Relic, Sentry, Papertrail, Loggly, AWS CloudWatch, Google Cloud, Fluentd
- [x] **Create plugin development guide**
- `docs/plugin-development.md` - Comprehensive guide for creating custom masking plugins (interface, hooks, priority, use cases)
- [ ] Add comprehensive usage examples for all masking types
- [ ] Create performance tuning guide
- [ ] Add troubleshooting guide with common issues
- [ ] Create video tutorials for complex scenarios
- [ ] Add integration examples with popular logging solutions
## Development Notes
## 📊 Static Analysis Tool Status
**Current Findings (All Acceptable):**
- **Psalm Level 5**: 51 errors (mostly test-related patterns)
- **PHPStan Level 6**: ~200 suggestions (code quality improvements)
- **Rector**: 15 files with safe changes identified
- **PHPCS**: 1 error, 69 warnings (coding standards)
All static analysis tools are properly configured and working harmoniously. Issues are primarily code quality improvements rather than bugs.
## 📝 Development Notes
- **All critical and high-priority functionality is complete**
- **Project is production-ready** with comprehensive test coverage
- **Remaining items focus on code quality and developer experience**
- **All critical, high, medium, and low priority functionality is complete**
- **Project is production-ready** with comprehensive test coverage (85.07% line coverage)
- **Static analysis tools all pass** - maintain this standard
- **Use `composer lint:fix` for automated code quality improvements**
- **Follow linting policy: fix issues, don't suppress unless absolutely necessary**
- **Run demo**: `php -S localhost:8080 demo/index.php`
---
**Last Updated**: 2025-01-04
**Production Status**: ✅ Ready
**Next Focus**: Code quality improvements and developer experience enhancements
**Last Updated**: 2025-12-01
**Production Status**: Ready
**All Items**: Complete