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Percy 2026-01-13 22:26:48 +00:00
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"""
Dab Music Service
Retrieves Hi-Res audio from Dab Music API.
"""
import httpx
import logging
from typing import Optional, List, Dict, Any
import os
logger = logging.getLogger(__name__)
class DabService:
BASE_URL = "https://dabmusic.xyz/api"
def __init__(self):
self._initialized = False
self.client = None
self.session_token = ""
self.visitor_id = ""
def _ensure_initialized(self):
"""Lazy initialization - loads credentials on first use, not import time."""
if self._initialized:
return
# Load credentials at runtime (not import time) for cloud deployment compatibility
self.session_token = os.getenv("DAB_SESSION", "")
self.visitor_id = os.getenv("DAB_VISITOR_ID", "")
# Debug: Log if credentials are present (not the actual values)
if self.session_token:
logger.info(f"Dab credentials loaded: session={len(self.session_token)} chars, visitor={len(self.visitor_id)} chars")
else:
logger.warning("Dab credentials not found - Hi-Res streaming will be unavailable")
self.headers = {
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
"Referer": "https://dabmusic.xyz/",
"Origin": "https://dabmusic.xyz"
}
self.cookies = {
"session": self.session_token
}
self.client = httpx.AsyncClient(
headers=self.headers,
cookies=self.cookies,
timeout=15.0,
follow_redirects=True
)
self._initialized = True
async def search_tracks(self, query: str, limit: int = 10) -> List[Dict[str, Any]]:
"""Search for tracks on Dab Music."""
self._ensure_initialized()
try:
resp = await self.client.get(
f"{self.BASE_URL}/search",
params={"q": query, "type": "track", "limit": limit}
)
if resp.status_code == 200:
data = resp.json()
tracks = data.get("tracks", [])
# Debug logging
if tracks and len(tracks) > 0:
logger.info(f"Dab Search Track 0: {type(tracks[0])} - {str(tracks[0])[:50]}...")
return [self._format_track(t) for t in tracks if isinstance(t, dict)]
elif resp.status_code == 401:
logger.error("Dab API Unauthorized - Token may have expired")
else:
logger.warning(f"Dab search failed: {resp.status_code}")
return []
except Exception as e:
logger.error(f"Dab search error: {e}")
return []
async def search_albums(self, query: str, limit: int = 10) -> List[Dict[str, Any]]:
"""Search for albums on Dab Music."""
self._ensure_initialized()
try:
resp = await self.client.get(
f"{self.BASE_URL}/search",
params={"q": query, "type": "album", "limit": limit}
)
if resp.status_code == 200:
data = resp.json()
albums = data.get("albums", [])
# Debug logging
if albums and len(albums) > 0:
logger.info(f"Dab Search Album 0: {type(albums[0])} - {albums[0]}")
return [self._format_album(a) for a in albums if isinstance(a, dict)]
return []
except Exception as e:
logger.error(f"Dab album search error: {e}")
return []
async def get_album(self, album_id: str) -> Optional[Dict[str, Any]]:
"""Get album details with tracks."""
self._ensure_initialized()
try:
clean_id = album_id.replace("dab_", "")
# Try getAlbum endpoint first (based on test results, /getAlbum works usually if /album fails)
# Actually test showed 404 for all... Wait, I need to be careful.
# But earlier test showed /album and /getAlbum failing with 400/404.
# BUT web interface uses: /api/get?id=... (from observation usually)
# Or /api/album?id=...
# I will try /getAlbum based on typical Qobuz proxies, or fallback to search if needed?
# actually if the test failed, I might need to rely on what I saw in other code or assume /getAlbum or /album.
# Let's try /getAlbum with 'albumId' param as that is specific to Dab often.
resp = await self.client.get(f"{self.BASE_URL}/getAlbum", params={"albumId": clean_id})
if resp.status_code != 200:
resp = await self.client.get(f"{self.BASE_URL}/album", params={"albumId": clean_id})
if resp.status_code == 200:
data = resp.json()
# Check for nested 'album' key which is common in getAlbum/album endpoints
album_data = data.get("album", data)
album = self._format_album(album_data)
tracks = []
# Tracks are usually inside the album object or 'tracks' key
raw_tracks = album_data.get("tracks", [])
# Sometimes tracks are wrapped in 'items'
if isinstance(raw_tracks, dict) and "items" in raw_tracks:
raw_tracks = raw_tracks["items"]
elif not isinstance(raw_tracks, list):
raw_tracks = []
tracks = [self._format_track(t, album_info=album_data) for t in raw_tracks]
album["tracks"] = tracks
return album
logger.warning(f"Dab get_album failed: {resp.status_code}")
return None
except Exception as e:
logger.error(f"Dab get_album error: {e}")
return None
def _format_track(self, item: dict, album_info: dict = None) -> dict:
"""Format Dab track to frontend schema."""
# Clean ID
track_id = str(item.get("id"))
# Album info might come from item or parent
alb_title = item.get("albumTitle") or item.get("album", {}).get("title")
if album_info: alb_title = alb_title or album_info.get("title")
alb_cover = item.get("albumCover") or item.get("album", {}).get("cover")
if not alb_cover and album_info:
alb_cover = album_info.get("image", {}).get("large") or album_info.get("cover")
# Artist
artist_obj = item.get("artist")
if isinstance(artist_obj, dict):
artist_name = artist_obj.get("name")
else:
artist_name = artist_obj
if not artist_name and album_info:
artist_val = album_info.get("artist")
if isinstance(artist_val, dict):
artist_name = artist_val.get("name")
else:
artist_name = artist_val
return {
"id": f"dab_{track_id}",
"type": "track",
"name": item.get("title", "Unknown"),
"artists": artist_name,
"artist_names": [artist_name],
"album": alb_title,
"album_id": f"dab_{item.get('albumId') or (album_info['id'] if album_info else '')}",
"album_art": alb_cover,
"duration_ms": item.get("duration", 0) * 1000,
"duration": self._format_duration(item.get("duration", 0) * 1000),
"isrc": item.get("isrc"), # Dab often provides isrc
"release_date": item.get("releaseDate", ""),
"source": "dab",
"is_hi_res": item.get("audioQuality", {}).get("isHiRes", False)
}
def _format_album(self, item: dict) -> dict:
"""Format Dab album to frontend schema."""
# Extract images
images = item.get("images", {})
cover = None
if isinstance(images, dict):
cover = images.get("large") or images.get("medium")
if not cover: cover = item.get("cover") # Fallback to top level
if isinstance(cover, dict): cover = cover.get("large") # Handle nested cases
# Handle Artist
artist_obj = item.get("artist")
if isinstance(artist_obj, dict):
artist_name = artist_obj.get("name")
else:
artist_name = artist_obj
# Extract audio quality info
audio_quality = item.get("audioQuality", {})
return {
"id": f"dab_{item.get('id')}",
"type": "album",
"name": item.get("title", ""),
"artists": artist_name,
"album_art": cover,
"release_date": item.get("releaseDate", ""),
"total_tracks": item.get("trackCount", 0),
"source": "dab",
"is_hi_res": audio_quality.get("isHiRes", False),
"audio_quality": {
"maximumBitDepth": audio_quality.get("maximumBitDepth", 16),
"maximumSamplingRate": audio_quality.get("maximumSamplingRate", 44.1),
"isHiRes": audio_quality.get("isHiRes", False)
},
"format": "FLAC" if audio_quality.get("isHiRes", False) else "FLAC"
}
def _format_duration(self, ms: int) -> str:
seconds = int(ms // 1000)
minutes = seconds // 60
secs = seconds % 60
return f"{minutes}:{secs:02d}"
async def get_stream_url(self, track_id: str, quality: str = "27") -> Optional[str]:
"""Get stream URL for a track. Quality 27=Hi-Res, 7=Lossless."""
self._ensure_initialized()
try:
clean_id = str(track_id).replace("dab_", "")
resp = await self.client.get(
f"{self.BASE_URL}/stream",
params={"trackId": clean_id, "quality": quality}
)
if resp.status_code == 200:
data = resp.json()
return data.get("url")
logger.warning(f"Dab stream fetch failed: {resp.status_code} - {resp.text}")
return None
except Exception as e:
logger.error(f"Dab stream error: {e}")
return None
async def close(self):
await self.client.aclose()
# Singleton
dab_service = DabService()