Malin/Kemono-Downloader
1
0
Fork 0
mirror of https://github.com/Yuvi9587/Kemono-Downloader.git synced 2025-12-29 16:14:44 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fixed devient download (Kinda)

Browse Source
This commit is contained in:
Yuvi9587 2025-12-23 21:26:34 +05:30
parent 7d76d00470
commit efa0abd0f1
1 changed files with 61 additions and 44 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

101
src/core/deviantart_client.py
View File

@ -13,9 +13,17 @@ class DeviantArtClient:
def __init__(self, logger_func=print):
self.session = requests.Session()
# Headers matching 1.py (Firefox)
self.session.headers.update({
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
'Accept': '*/*',
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:128.0) Gecko/20100101 Firefox/128.0",
"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/png,image/svg+xml,*/*;q=0.8",
"Accept-Language": "en-US,en;q=0.5",
"Connection": "keep-alive",
"Upgrade-Insecure-Requests": "1",
"Sec-Fetch-Dest": "document",
"Sec-Fetch-Mode": "navigate",
"Sec-Fetch-Site": "none",
"Sec-Fetch-User": "?1",
})
self.access_token = None
self.logger = logger_func
@ -60,7 +68,21 @@ class DeviantArtClient:
try:
resp = self.session.get(url, params=params, timeout=20)
# Handle Token Expiration (401)
# --- Handle Status Codes ---
# 429: Rate Limit (Retry infinitely like 1.py)
if resp.status_code == 429:
retry_after = resp.headers.get('Retry-After')
if retry_after:
sleep_time = int(retry_after) + 1
else:
sleep_time = 5 # Default sleep from 1.py
self._log_once(sleep_time, f" [DeviantArt] ⚠️ Rate limit (429). Sleeping {sleep_time}s...")
time.sleep(sleep_time)
continue
# 401: Token Expired (Refresh and Retry)
if resp.status_code == 401:
self.logger(" [DeviantArt] Token expired. Refreshing...")
if self.authenticate():
@ -69,60 +91,51 @@ class DeviantArtClient:
else:
raise Exception("Failed to refresh token")
# Handle Rate Limiting (429)
if resp.status_code == 429:
if retries < max_retries:
retry_after = resp.headers.get('Retry-After')
# 400, 403, 404: Client Errors (DO NOT RETRY)
# These mean the file doesn't exist or isn't downloadable via this endpoint.
if 400 <= resp.status_code < 500:
resp.raise_for_status() # This raises immediately, breaking the loop
if retry_after:
sleep_time = int(retry_after) + 1
msg = f" [DeviantArt] ⚠️ Rate limit (Server says wait {sleep_time}s)."
else:
sleep_time = backoff_delay * (2 ** retries)
msg = f" [DeviantArt] ⚠️ Rate limit reached. Retrying in {sleep_time}s..."
# --- THREAD-SAFE LOGGING CHECK ---
should_log = False
with self.log_lock:
if sleep_time not in self.logged_waits:
self.logged_waits.add(sleep_time)
should_log = True
if should_log:
self.logger(msg)
time.sleep(sleep_time)
retries += 1
continue
else:
resp.raise_for_status()
# 5xx: Server Errors (Retry)
if 500 <= resp.status_code < 600:
resp.raise_for_status() # Will be caught by except block below for retry
resp.raise_for_status()
# Clear log history on success so we get warned again if limits return later
# Success - Clear logs
with self.log_lock:
if self.logged_waits:
self.logged_waits.clear()
return resp.json()
except requests.exceptions.HTTPError as e:
# If it's a 4xx error (caught above), re-raise it immediately
# so get_deviation_content can switch to fallback logic.
if e.response is not None and 400 <= e.response.status_code < 500:
raise e
# Otherwise fall through to general retry logic (for 5xx)
pass
except requests.exceptions.RequestException as e:
# Network errors / 5xx errors -> Retry
if retries < max_retries:
# Using the lock here too to prevent connection error spam
should_log = False
with self.log_lock:
if "conn_error" not in self.logged_waits:
self.logged_waits.add("conn_error")
should_log = True
if should_log:
self.logger(f" [DeviantArt] Connection error: {e}. Retrying...")
time.sleep(2)
self._log_once("conn_error", f" [DeviantArt] Connection error: {e}. Retrying...")
time.sleep(backoff_delay)
retries += 1
continue
raise e
def _log_once(self, key, message):
"""Helper to avoid spamming the same log message during loops."""
should_log = False
with self.log_lock:
if key not in self.logged_waits:
self.logged_waits.add(key)
should_log = True
if should_log:
self.logger(message)
def get_deviation_uuid(self, url):
"""Scrapes the deviation page to find the UUID."""
try:
@ -139,13 +152,17 @@ class DeviantArtClient:
def get_deviation_content(self, uuid):
"""Fetches download info."""
# 1. Try high-res download endpoint
try:
data = self._api_call(f"/deviation/download/{uuid}")
if 'src' in data:
return data
except:
# If 400/403 (Not downloadable), we fail silently here
# and proceed to step 2 (Metadata fallback)
pass
# 2. Fallback to standard content
try:
meta = self._api_call(f"/deviation/{uuid}")
if 'content' in meta: