pdf-quiz-generator

danvics/pdf-quiz-generator

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Author	SHA1	Message	Date
Daniel	2cbbfe00c3	Tag filtering, multi-category, bug fixes, image validation, docs - Fix tag filtering (sa_text import shadowing caused UnboundLocalError) - Add TagBrowser component with per-section search - Multi-category selection (OR within categories, AND with tags) - AI image validation: has_figure field in extraction prompt - Skip known branding images by MD5 hash + dimension filters - Fix quiz timer auto-submit (wrong useEffect dependency) - Fix QuizResponse schema: section_id nullable - Fix Question.quiz_id → source_quiz_id attribute name - Fix SQL injection in quizzes.py vector search - Add PDF processing progress steps via Redis - Add delete user from admin panel - Admin page: no spinner flash on data refresh - Upload progress: axios 1.x e.progress, remove manual Content-Type - Duplicate model error: 409 with clear message - Backend startup: retry DDL migration on lock timeout - Replace all silent except:pass with warning logs - Comprehensive multi-page documentation (docs/) Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>	2026-04-04 22:48:26 +02:00
Daniel	7f1f14537b	Security: fix SQL injection, add rate limiting, markdown in TeachChat - teach.py, questions.py: replace f-string SQL with parameterized CAST(:vec AS vector) queries - auth.py: add reusable check_rate_limit() Redis helper - teach.py: rate limit /chat to 30 req/10min per user - tts.py: rate limit /speak to 60 req/hr per user - teach.py: stronger system prompt — no clarifying questions, use markdown, answer directly - TeachChat.jsx: render assistant messages with ReactMarkdown (already in package.json) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>	2026-04-04 00:45:28 +02:00
ifedan-ed	b876f13fac	Initial commit: PDF Quiz Generator app - FastAPI backend with JWT auth, roles (admin/moderator/user) - PDF upload (up to 500MB) with streaming, PyMuPDF text extraction - ChromaDB vectorization per page with metadata - LiteLLM AI question extraction from PDF (not generation) - Image extraction from PDF pages, graceful fallback - Quiz modes: timed (countdown timer) + learning (answers shown inline) - Page-by-page question navigation with dot navigator - TTS endpoint using LiteLLM (Google Vertex / OpenAI voices) - Admin dashboard: AI model management per task, user role management - Moderator role: upload PDFs, create sections, generate quizzes - Spaced repetition reminders via SMTP email (SM-2 intervals) - APScheduler daily reminder jobs - Celery + Redis for background PDF processing - React frontend with all pages - Docker Compose deployment (nginx + backend + celery + redis) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>	2026-03-30 20:04:53 +00:00

Author

SHA1

Message

Date

Daniel

2cbbfe00c3

Tag filtering, multi-category, bug fixes, image validation, docs

- Fix tag filtering (sa_text import shadowing caused UnboundLocalError)
- Add TagBrowser component with per-section search
- Multi-category selection (OR within categories, AND with tags)
- AI image validation: has_figure field in extraction prompt
- Skip known branding images by MD5 hash + dimension filters
- Fix quiz timer auto-submit (wrong useEffect dependency)
- Fix QuizResponse schema: section_id nullable
- Fix Question.quiz_id → source_quiz_id attribute name
- Fix SQL injection in quizzes.py vector search
- Add PDF processing progress steps via Redis
- Add delete user from admin panel
- Admin page: no spinner flash on data refresh
- Upload progress: axios 1.x e.progress, remove manual Content-Type
- Duplicate model error: 409 with clear message
- Backend startup: retry DDL migration on lock timeout
- Replace all silent except:pass with warning logs
- Comprehensive multi-page documentation (docs/)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

2026-04-04 22:48:26 +02:00

Daniel

7f1f14537b

Security: fix SQL injection, add rate limiting, markdown in TeachChat

- teach.py, questions.py: replace f-string SQL with parameterized CAST(:vec AS vector) queries
- auth.py: add reusable check_rate_limit() Redis helper
- teach.py: rate limit /chat to 30 req/10min per user
- tts.py: rate limit /speak to 60 req/hr per user
- teach.py: stronger system prompt — no clarifying questions, use markdown, answer directly
- TeachChat.jsx: render assistant messages with ReactMarkdown (already in package.json)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

2026-04-04 00:45:28 +02:00

ifedan-ed

b876f13fac

Initial commit: PDF Quiz Generator app

- FastAPI backend with JWT auth, roles (admin/moderator/user)
- PDF upload (up to 500MB) with streaming, PyMuPDF text extraction
- ChromaDB vectorization per page with metadata
- LiteLLM AI question extraction from PDF (not generation)
- Image extraction from PDF pages, graceful fallback
- Quiz modes: timed (countdown timer) + learning (answers shown inline)
- Page-by-page question navigation with dot navigator
- TTS endpoint using LiteLLM (Google Vertex / OpenAI voices)
- Admin dashboard: AI model management per task, user role management
- Moderator role: upload PDFs, create sections, generate quizzes
- Spaced repetition reminders via SMTP email (SM-2 intervals)
- APScheduler daily reminder jobs
- Celery + Redis for background PDF processing
- React frontend with all pages
- Docker Compose deployment (nginx + backend + celery + redis)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

2026-03-30 20:04:53 +00:00

3 commits