class Anicobin(Collector):
def __init__(self, reporter, waiter, outdir, useragent) -> None:
super(Anicobin, self).__init__()
self.reporter: Reporter = reporter
self.waiter = waiter
self.outdir = outdir
self.useragent = useragent
self.cacher = Cacher(self.outdir)
self.semaphore = Semaphore(2)
async def get(self, url):
filename = urllib.parse.quote(url, safe='') + '.html'
cache, _ = self.cacher.get(filename)
if cache:
html = cache
else:
await self.waiter.wait(url)
print('fetching', url)
async with aiohttp.request('get',
url,
headers={'user-agent':
self.useragent}) as req:
content = await req.read()
html = content.decode(SITE_ENCODING)
self.cacher.set(filename, html)
return html
async def collect(self, base_url, queue_size=3):
async def f(page):
print(page)
html, _ = await self.async_retry(3, self.get,
f'{base_url}?p={page}')
result = []
for post_url in await self.run_in_executor(get_post_urls, html):
_html = await self.get(post_url)
urls = get_pict_urls(_html)
for url in urls:
filename = urllib.parse.quote(url, safe='')
content, _ = self.cacher.get(filename, binary=True)
if not content:
await self.add_future(
'dlimage', download_file(url, filename,
self.cacher))
result.extend(urls)
return len(result) > 0
await self.queued_paging(1,
1000,
lambda page: f(page),
queue_size=queue_size)
class Keiba(Collector):
def __init__(self, reporter, waiter, outdir, useragent) -> None:
super(Keiba, self).__init__()
self.reporter: Reporter = reporter
self.waiter = waiter
self.outdir = outdir
self.useragent = useragent
self.cacher = Cacher(self.outdir)
self.semaphore = Semaphore(2)
async def get_search_page(
self,
n: int,
options: dict = {
'pid': str,
'word': str,
'track[]': str,
'start_year': str,
'start_mon': str,
'end_year': str,
'end_mon': str,
'jyo[]': str,
'kyori_min': str,
'kyori_max': str,
'sort': str,
'list': str,
}):
url = 'https://db.netkeiba.com/'
psuedo_url = f'{url}?{urllib.parse.urlencode(options)}&page=1'
filename = urllib.parse.quote(psuedo_url + '.html', safe='')
cache, _ = self.cacher.get(filename)
if cache:
search_result = cache
else:
await self.waiter.wait(psuedo_url)
print('fetching', psuedo_url)
async with aiohttp.request(
'post',
url=url,
headers={
'content-type': 'application/x-www-form-urlencoded',
'user-agent': self.useragent
},
data=urllib.parse.urlencode(options)) as req:
content = await req.read()
search_result = content.decode(SITE_ENCODING)
if str(req.url) == url:
self.cacher.set(filename, search_result)
else:
print(f'Warning: redirected to {str(req.url)}')
self.cacher.set(
urllib.parse.quote(str(req.url), safe='') + '.html',
search_result)
return None
if n == 1:
return search_result
else:
data = await self.run_in_executor(get_nextpage_data, search_result)
data['page'] = str(n)
psuedo_url = f'{url}?{urllib.parse.urlencode(options)}&page={n}'
filename = urllib.parse.quote(psuedo_url + '.html', safe='')
cache, _ = self.cacher.get(filename)
if cache:
result = cache
else:
await self.waiter.wait(psuedo_url)
print('fetching', psuedo_url)
async with aiohttp.request(
'post',
url=url,
headers={
'content-type':
'application/x-www-form-urlencoded',
'user-agent': self.useragent
},
data=urllib.parse.urlencode(
data, encoding=SITE_ENCODING)) as req:
try:
content = await req.read()
result = content.decode(SITE_ENCODING)
self.cacher.set(filename, result)
except Exception as e:
print('get_tail', e)
return None
return result
async def get_race_page(self, url):
filename = urllib.parse.quote(url, safe='') + '.html'
cache, _ = self.cacher.get(filename, ext='')
if cache:
html = cache
else:
await self.waiter.wait(url)
print('fetching', url)
async with aiohttp.request('get',
url,
headers={'user-agent':
self.useragent}) as req:
content = await req.read()
html = content.decode(SITE_ENCODING)
self.cacher.set(filename, html)
return html
async def collect(self, year, queue_size=3):
async def f(page):
print(page)
html, _ = await self.async_retry(
3, self.get_search_page, page, {
'pid': 'race_list',
'start_year': str(year),
'end_year': str(year),
'sort': 'date',
'list': '100'
})
return len([
await self.add_future('get_race', self.get_race_page(race_url))
for race_url in await self.run_in_executor(
get_race_urls, html)
]) == 100 if html else False
await self.queued_paging(1,
1000,
lambda page: f(page),
queue_size=queue_size)
async def collect_horse(self, year, queue_size=3):
async def f(page):
print(page)
html, error = await self.async_retry(3, self.get_search_page, page,
{
'pid': 'horse_list',
'list': '100',
'birthyear': year,
})
if error:
print('Waringn: max retries exceeded')
return False
return len(await self.run_in_executor(
get_horse_urls, html)) == 100 if html else False
await self.queued_paging(1,
1000,
lambda page: f(page),
queue_size=queue_size)
class WearCollector(Collector):
def __init__(self,
reporter: Reporter,
waiter: Waiter,
outdir: str,
useragent: str = ''):
super(WearCollector, self).__init__()
self.reporter: Reporter = reporter
self.waiter = waiter
self.outdir = outdir
self.useragent = useragent
self.cacher = Cacher(self.outdir)
# 非同期処理の同時接続数制御
self.semaphore = Semaphore(2)
# ファイルダウンローダ
self.downloader = Downloader(self.waiter, self.semaphore,
self.reporter)
async def download_user_page(self, url: str, page_num):
url = url + f'?pageno={page_num}'
# キャッシュがあれば使う
filename = urllib.parse.quote(url, safe='') + '.html'
content, info = self.cacher.get(filename)
if content and info:
html = content
realurl = info.get('realurl')
self.reporter.report(INFO, f'use cache {url}')
else:
await self.waiter.wait(url)
async with self.semaphore:
self.reporter.report(INFO, f'fetching {url}', type=NETWORK)
async with aiohttp.request(
'get', url, headers={'user-agent':
self.useragent}) as res:
html = await res.text()
realurl = str(res.url)
self.cacher.set(filename, html, {
'status': res.status,
'realurl': realurl
})
# 終了条件
if page_num >= 2 and realurl.count('?pageno') == 0:
return False
else:
for url, data in await self.run_in_executor(parse_user, html):
await self.add_future(
'gallery',
self.gallery_collector(url, 1, 501, userdata=data))
return True
async def user_collector(self, url: str, pagestart: int, pageend: int):
await self.queued_paging(
pagestart, pageend,
lambda page: self.download_user_page(url, page))
async def download_gallery_page(self,
url: str,
page_num: int,
userdata=None):
url = url + f'?pageno={page_num}'
filename = urllib.parse.quote(url, safe='') + '.html'
content, info = self.cacher.get(filename)
if content and info:
html = content
realurl = info.get('realurl')
self.reporter.report(INFO, f'use cache {url}')
else:
await self.waiter.wait(url)
async with self.semaphore:
self.reporter.report(INFO, f'fetching {url}', type=NETWORK)
async with aiohttp.request(
'get', url, headers={'user-agent':
self.useragent}) as res:
html = await res.text()
realurl = str(res.url)
self.cacher.set(filename, html, {
'status': res.status,
'realurl': realurl
})
# 終了条件
if page_num >= 2 and realurl.count('?pageno') == 0:
return False
else:
for url, data in await self.run_in_executor(
parse_gallely, html, userdata):
imagefile = urllib.parse.quote(url, safe='')
tmp_save(os.path.join(self.outdir, imagefile + '.json'),
json.dumps(data))
imagepath = os.path.join(self.outdir, imagefile)
if not os.path.exists(imagepath):
await self.add_future(
'image',
self.downloader.download_file(
url,
imagepath,
headers={'user-agent': self.useragent}))
return True
async def gallery_collector(self,
url: str,
pagestart: int,
pageend: int,
userdata=None):
await self.queued_paging(
pagestart, pageend, lambda page: self.download_gallery_page(
url, page, userdata=userdata))
