refactor: Restructure downloaders with clear separation

This commit implements a complete reorganization of the downloader system
with a clear distinction between anime streaming sites and video hosting services.

## Structure Changes

**New Organization:**
- `app/downloaders/anime_sites/` - Anime streaming sites (catalogs + metadata)
- `app/downloaders/video_players/` - Video hosting services (file downloads)

**Base Classes:**
- `BaseAnimeSite` - For anime providers (search, episodes, metadata)
- `BaseVideoPlayer` - For video players (download link extraction)

**Migrated Downloaders:**
Anime Sites (4):
- AnimeSama, NekoSama, AnimeUltime, Vostfree

Video Players (8):
- Doodstream, Sibnet, VidMoly, SendVid, Lpayer, 1fichier, Uptobox, Rapidfile

## Key Improvements

1. **Clear Separation**: Distinct base classes for different use cases
2. **Preserved Functionality**: All existing features maintained
   - VidMoly: M3U8 support, Playwright, multi-domains, target_filename param
   - SendVid: target_filename parameter support
   - All others: No behavioral changes

3. **Better Organization**:
   - Anime sites: search_anime(), get_episodes(), get_anime_metadata()
   - Video players: get_download_link(url, target_filename=None)

4. **Fixed Imports**: Updated cross-imports in AnimeSama
   - from ..video_players.vidmoly import
   - from ..video_players.sendvid import
   - from ..video_players.sibnet import
   - from ..video_players.lpayer import

5. **Updated Tests**: All test imports use new structure
6. **Updated Providers**: Added 4 missing file hosts to providers.py

## Backward Compatibility

 Main API unchanged: get_downloader() works identically
 All 23 tests passing
 Frontend fully functional
 No breaking changes for users

## Documentation

- RESTRUCTURATION_SUMMARY.md - Technical details
- FIX_IMPORT_ERROR.md - Import error resolution
- IMPORT_VERIFICATION_REPORT.md - Complete import verification
- FRONTEND_VERIFICATION_FINAL.md - Frontend validation

Generated with [Claude Code](https://claude.ai/code)
via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>
This commit is contained in:
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2026-01-24 22:13:20 +00:00
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"""Base class for anime streaming sites (catalogs)"""
from abc import abstractmethod
from typing import List, Dict, Any, Optional, Tuple
import logging
import httpx
from bs4 import BeautifulSoup
logger = logging.getLogger(__name__)
class BaseAnimeSite:
"""
Base class for anime streaming sites.
Anime sites provide catalogs, metadata, and episode listings.
They typically link to video players for actual file hosting.
Examples: Anime-Sama, Neko-Sama, Anime-Ultime, Vostfree, etc.
KEY FEATURE: Provides rich metadata and episode management
"""
def __init__(self):
# Initialize HTTP client directly
self.client = httpx.AsyncClient(timeout=10.0, follow_redirects=True)
@abstractmethod
def can_handle(self, url: str) -> bool:
"""Check if this anime site can handle the given URL"""
pass
@abstractmethod
async def search_anime(
self,
query: str,
lang: str = "vostfr"
) -> List[Dict[str, str]]:
"""
Search for anime on this site.
Args:
query: Search query (anime title)
lang: Language preference (vostfr, vf)
Returns:
List of anime with keys:
- title: Anime title
- url: Anime page URL
- cover_image: Optional cover image URL
- lang: Available languages
"""
pass
@abstractmethod
async def get_episodes(
self,
anime_url: str,
lang: str = "vostfr"
) -> List[Dict[str, str]]:
"""
Get list of episodes for an anime.
Args:
anime_url: URL of the anime page
lang: Language preference
Returns:
List of episodes with keys:
- episode_number: Episode number
- url: Episode page URL
- title: Optional episode title
- host: Video player hosting the file
"""
pass
@abstractmethod
async def get_anime_metadata(self, anime_url: str) -> Dict[str, Any]:
"""
Get detailed metadata for an anime.
Args:
anime_url: URL of the anime page
Returns:
Dict with metadata:
- title: Anime title
- synopsis: Plot summary
- genres: List of genres
- rating: Rating (e.g., "8.5/10")
- release_year: Release year
- studio: Animation studio
- poster_image: Poster URL
- total_episodes: Total episode count
- status: Airing status (ongoing, completed)
- languages: Available languages
"""
pass
@abstractmethod
async def get_download_link(self, url: str) -> Tuple[str, str]:
"""
Get download link for a specific episode.
For anime sites, this extracts the video player URL from an episode page.
Note: Returns video player URL, NOT direct download link!
Returns:
Tuple of (video_player_url, episode_title)
"""
pass
# Common methods for all anime sites
async def close(self):
"""Close HTTP client"""
await self.client.aclose()
async def _fetch_page(self, url: str) -> str:
"""Fetch HTML page content"""
response = await self.client.get(url)
response.raise_for_status()
return response.text
def _parse_html(self, html: str) -> BeautifulSoup:
"""Parse HTML with BeautifulSoup"""
return BeautifulSoup(html, 'lxml')
def _extract_season_number(self, title: str) -> Optional[int]:
"""Extract season number from title (e.g., 'Saison 2' -> 2)"""
import re
match = re.search(r'saison\s*(\d+)', title.lower())
return int(match.group(1)) if match else None