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fix #356

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ricterz 2024-12-11 23:47:48 +08:00
parent 1f3528afad
commit b841747761
1 changed files with 9 additions and 6 deletions
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15
nhentai/downloader.py
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@ -4,6 +4,7 @@ import os
import asyncio
import httpx
import urllib3.exceptions
import math
from urllib.parse import urlparse
from nhentai import constant
@ -13,6 +14,7 @@ from nhentai.utils import Singleton, async_request
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
class NHentaiImageNotExistException(Exception):
pass
@ -32,13 +34,14 @@ def download_callback(result):
logger.log(16, f'{data} downloaded successfully')
class Downloader(Singleton):
def __init__(self, path='', threads=5, timeout=30, delay=0):
self.threads = threads
self.path = str(path)
self.timeout = timeout
self.delay = delay
self.folder = None
self.semaphore = None
async def fiber(self, tasks):
self.semaphore = asyncio.Semaphore(self.threads)
@ -49,18 +52,20 @@ class Downloader(Singleton):
except Exception as e:
logger.error(f'An error occurred: {e}')
async def _semaphore_download(self, *args, **kwargs):
async with self.semaphore:
return await self.download(*args, **kwargs)
async def download(self, url, folder='', filename='', retried=0, proxy=None):
async def download(self, url, folder='', filename='', retried=0, proxy=None, length=0):
logger.info(f'Starting to download {url} ...')
if self.delay:
await asyncio.sleep(self.delay)
filename = filename if filename else os.path.basename(urlparse(url).path)
base_filename, extension = os.path.splitext(filename)
digits = int(math.log10(length)) + 1
filename = base_filename.zfill(digits) + extension
save_file_path = os.path.join(self.folder, filename)
@ -129,7 +134,6 @@ class Downloader(Singleton):
f.write(chunk)
return True
def start_download(self, queue, folder='') -> bool:
if not isinstance(folder, (str,)):
folder = str(folder)
@ -149,9 +153,8 @@ class Downloader(Singleton):
# Assuming we want to continue with rest of process.
return True
coroutines = [
self._semaphore_download(url, filename=os.path.basename(urlparse(url).path))
self._semaphore_download(url, filename=os.path.basename(urlparse(url).path), length=len(queue))
for url in queue
]