- Added comprehensive PDF export combining CA-3 form with detailed breakdown pages
- Implemented pdftk-based PDF merging that preserves form fields
- Added support for new CA-3 lines (25, 26, 27, TD, 28, 32) with conditional visibility
- Fixed multi-select configuration saving issues
- Enhanced error handling and debugging for PDF generation
- Added French status translation for detailed PDFs
- Optimized page breaks to reduce paper usage
- Improved form field preservation during PDF merging
Technical improvements:
- Better error handling with comprehensive logging
- Modular PDF generation with fallback options
- Fixed pdftk filename conflicts
- Enhanced debugging capabilities
- Status translation without external dependencies
- Added comprehensive field naming documentation (CA3_FIELD_NAMING.md)
- Implemented PDFTK-based PDF form filling with FDF generation
- Added PDFTK installation guide for Linux/Mac/Windows
- Enhanced PDF generation with company data integration
- Added new CA-3 lines: F1, F2 (intracom acquisitions), E1-E6, F6-F8, line 18
- Updated section structure: merged Section C into Section B as sub-section
- Added lines 19, 20 to TVA DÉDUCTIBLE sub-section
- Updated all field descriptions to match official CA-3 form
- Improved visual hierarchy with dark blue section headers
- Enhanced calculation logic for VAT deductible amounts
- Added comprehensive language translations
- Updated database schema with new fields
- Fixed font settings to use Courier New 9pt for official documents
NEW FEATURES:
✅ PDF Generation Class (DeclarationTVA_PDF)
✅ Template Management System (Official + Custom)
✅ PDF Export Button in Declaration View
✅ Template Upload/Reset in Configuration
✅ Official CA-3 Template Support (10963*30)
TECHNICAL IMPLEMENTATION:
- core/class/declarationtva_pdf.class.php: Complete PDF generation system
- templates/declarationtva/: Template storage directory
- Template management in admin/setup_mvp.php
- PDF export action in declarationtva_view.php
- Bilingual support (French/English)
TEMPLATE SYSTEM:
- Built-in official template (10963*30)
- Custom template upload capability
- Template validation and version management
- Fallback to official template if custom not available
PDF FEATURES:
- Professional CA-3 layout with all sections
- Company information and declaration details
- Complete CA-3 line data with amounts
- Totals and calculations display
- Downloadable PDF files
This adds professional PDF export functionality to the CA-3 declaration system!
