File size: 8,084 Bytes
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import re
import time
import aiohttp
logger = logging.getLogger(__name__)
# Simple in-memory cache: anilist_id (int) -> {"entries": list, "expires_at": float}
_watch_order_cache = {}
CACHE_TTL = 7 * 24 * 60 * 60 # 7 days TTL
async def scrape_watch_order(mal_id: int) -> list:
url = f"https://chiaki.site/?/tools/watch_order/id/{mal_id}"
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"
}
try:
timeout = aiohttp.ClientTimeout(total=15)
async with aiohttp.ClientSession(timeout=timeout) as session:
async with session.get(url, headers=headers) as response:
if response.status != 200:
logger.warning(f"scrape_watch_order: Chiaki returned status {response.status} for MAL ID {mal_id}")
return None
html = await response.text()
except Exception as e:
logger.error(f"scrape_watch_order failed for MAL ID {mal_id}: {e}")
return None
entries = []
# Match all tr tag blocks with data-id attribute
tr_matches = re.finditer(r'<tr[^>]+data-id="(\d+)"[^>]*>([\s\S]*?)</tr>', html)
for match in tr_matches:
tr_tag = match.group(0)
content = match.group(2)
id_match = re.search(r'data-id="(\d+)"', tr_tag)
type_match = re.search(r'data-type="(\d+)"', tr_tag)
eps_match = re.search(r'data-eps="(\d+)"', tr_tag)
al_id_match = re.search(r'data-anilist-id="(\d*)"', tr_tag)
if not id_match or not type_match:
continue
type_val = int(type_match.group(1))
if type_val not in (1, 3): # TV=1, Movie=3
continue
title_match = re.search(r'<span class="wo_title">([\s\S]*?)</span>', content)
sec_title_match = re.search(r'<span class="uk-text-small">([\s\S]*?)</span>', content)
image_match = re.search(r"style=\"background-image:url\('([^']+)'\)\"", content)
meta_match = re.search(r'<span class="wo_meta">([\s\S]*?)</span>', content)
rating_match = re.search(r'<span class="wo_rating">([\s\S]*?)</span>', content)
meta_raw = ""
if meta_match:
meta_raw = re.sub(r'<[^>]*>?', '', meta_match.group(1))
meta_raw = " ".join(meta_raw.split()).strip()
parts = [p.strip() for p in meta_raw.split("|") if p.strip()]
parts = [p for p in parts if "★" not in p]
episodes_count = None
duration = None
ep_info = parts[2] if len(parts) > 2 else ""
if "×" in ep_info:
ep_parts = [s.strip() for s in ep_info.split("×")]
episodes_count = ep_parts[0]
duration = ep_parts[1]
elif ep_info:
duration = ep_info
entries.append({
"malId": int(id_match.group(1)),
"anilistId": int(al_id_match.group(1)) if al_id_match and al_id_match.group(1).isdigit() else None,
"title": title_match.group(1).strip() if title_match else "Unknown",
"secondaryTitle": sec_title_match.group(1).strip() if sec_title_match else None,
"type": "TV" if type_val == 1 else "Movie",
"episodes": int(eps_match.group(1)) if eps_match else 0,
"image": f"https://chiaki.site/{image_match.group(1)}" if image_match else None,
"metadata": {
"date": parts[0] if len(parts) > 0 else None,
"type": parts[1] if len(parts) > 1 else None,
"episodes": episodes_count,
"duration": duration,
},
"rating": rating_match.group(1).strip() if rating_match else None
})
return entries if entries else None
async def fetch_cover_images_by_anilist_ids(anilist_ids: list) -> dict:
if not anilist_ids:
return {}
query = """
query ($ids: [Int]) {
Page(page: 1, perPage: 50) {
media(id_in: $ids, type: ANIME) {
id
coverImage {
large
}
}
}
}
"""
cover_images = {}
chunk_size = 50
for i in range(0, len(anilist_ids), chunk_size):
chunk = anilist_ids[i:i + chunk_size]
try:
timeout = aiohttp.ClientTimeout(total=10)
async with aiohttp.ClientSession(timeout=timeout) as session:
async with session.post(
"https://graphql.anilist.co",
json={"query": query, "variables": {"ids": chunk}}
) as r:
if r.status == 200:
data = await r.json()
media_list = data.get("data", {}).get("Page", {}).get("media", [])
for media in media_list:
media_id = media.get("id")
cover = (media.get("coverImage") or {}).get("large")
if media_id and cover:
cover_images[int(media_id)] = cover
else:
logger.error(f"fetch_cover_images_by_anilist_ids failed: status {r.status}")
except Exception as e:
logger.error(f"fetch_cover_images_by_anilist_ids failed: {e}")
return cover_images
async def get_mal_id(anilist_id: int) -> int:
query = """
query ($id: Int) {
Media(id: $id, type: ANIME) {
idMal
}
}
"""
try:
timeout = aiohttp.ClientTimeout(total=10)
async with aiohttp.ClientSession(timeout=timeout) as session:
async with session.post(
"https://graphql.anilist.co",
json={"query": query, "variables": {"id": anilist_id}}
) as r:
if r.status == 200:
data = await r.json()
return data.get("data", {}).get("Media", {}).get("idMal")
except Exception as e:
logger.error(f"get_mal_id failed for {anilist_id}: {e}")
return None
async def enrich_watch_order_images(entries: list) -> list:
anilist_ids = [
e["anilistId"] for e in entries
if isinstance(e.get("anilistId"), int) and e["anilistId"] > 0
]
if not anilist_ids:
return entries
covers = await fetch_cover_images_by_anilist_ids(anilist_ids)
enriched = []
for e in entries:
al_id = e.get("anilistId")
if al_id and al_id in covers:
e = {**e, "image": covers[al_id]}
enriched.append(e)
return enriched
async def get_watch_order(anilist_id: int) -> list:
now = time.time()
# 1. Check local in-memory cache first
if anilist_id in _watch_order_cache:
cached = _watch_order_cache[anilist_id]
if cached["expires_at"] > now:
logger.info(f"get_watch_order: Cache hit for AniList ID {anilist_id}")
return cached["entries"]
logger.info(f"get_watch_order: Cache miss for AniList ID {anilist_id}. Fetching...")
# 2. Resolve MAL ID
mal_id = await get_mal_id(anilist_id)
if not mal_id:
logger.warning(f"get_watch_order: No MAL ID resolved for AniList ID {anilist_id}")
return None
# 3. Scrape chiaki.site
entries = await scrape_watch_order(mal_id)
if not entries:
logger.warning(f"get_watch_order: Scraper returned no entries for MAL ID {mal_id}")
return None
# 4. Enrich images
enriched = await enrich_watch_order_images(entries)
# 5. Save to local in-memory cache
_watch_order_cache[anilist_id] = {
"entries": enriched,
"expires_at": now + CACHE_TTL
}
return enriched
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