mmainguy/slideshare
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4 Commits

Author SHA1 Message Date
Michael Mainguy
84b2d233a7 Add JavaScript syntax highlighting with Highlight.js 
- Implement code highlighting utility using Highlight.js library
- Add dedicated code-slide layout with proper pre/code structure
- Update HTML sanitizer to allow pre and code elements
- Add comprehensive VS Code dark theme syntax colors
- Fix whitespace preservation in highlighted code blocks
- Support code slot type in template rendering system
- Add code-specific styling and editor improvements

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-08-21 21:18:11 -05:00
Michael Mainguy
655e324c88 Add secure markdown support to slide templates 
- Implement safe markdown processing with marked and DOMPurify
- Add markdown-slide layout template with dedicated markdown slots
- Support auto-detection of markdown content in text slots
- Include comprehensive markdown styling (lists, headers, code, quotes, tables)
- Maintain security with HTML sanitization and safe element filtering
- Add markdown documentation to theme creation guidelines

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-08-21 20:43:26 -05:00
Michael Mainguy
d0e70f81e7 Major code quality improvements: Fix XSS vulnerabilities and replace browser dialogs 
Security Fixes:
- Add DOMPurify HTML sanitization for all dangerouslySetInnerHTML usage
- Create comprehensive HTML sanitization utility with configurable security levels
- Implement safe template rendering for slide content and layouts
- Add input validation for image sources and dangerous attributes

UI/UX Improvements:
- Replace browser alert() and confirm() with proper React modal components
- Create reusable Modal, AlertDialog, and ConfirmDialog components
- Add useDialog hook for easy dialog state management
- Implement proper accessibility with keyboard navigation and focus management
- Add smooth animations and responsive design for dialogs

Components Added:
- src/utils/htmlSanitizer.ts - Comprehensive HTML sanitization
- src/components/ui/Modal.tsx - Base modal component
- src/components/ui/AlertDialog.tsx - Alert dialog component
- src/components/ui/ConfirmDialog.tsx - Confirmation dialog component
- src/hooks/useDialog.ts - Dialog state management hook

Updated Components:
- SlideEditor.tsx - Now uses sanitized HTML rendering
- LayoutPreviewPage.tsx - Now uses sanitized HTML rendering
- PresentationEditor.tsx - Now uses React dialogs instead of browser dialogs

Benefits:
✅ Eliminates XSS vulnerabilities from unsafe HTML rendering
✅ Provides consistent, accessible user interface
✅ Improves user experience with proper modal dialogs
✅ Maintains security while preserving slide formatting capabilities
✅ Follows React best practices for component composition

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-08-20 17:41:15 -05:00
Michael Mainguy
6e6c09b5ba Add comprehensive theme routing and browsing system 
- Add React Router with theme browser, theme detail, and layout detail pages
- Implement manifest-based theme discovery for better performance
- Add Welcome component as home page with feature overview
- Fix layout and styling issues with proper CSS centering
- Implement introspective theme browsing (dynamically discover colors/variables)
- Add layout preview system with iframe scaling
- Create comprehensive theme detail page with color palette display
- Fix TypeScript errors and build issues
- Remove hardcoded theme assumptions in favor of dynamic discovery

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-08-20 10:17:55 -05:00