71 lines
2 KiB
Python
71 lines
2 KiB
Python
import re, signal, traceback, urllib.error, urllib.parse
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import json as _json
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import bs4, requests
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USER_AGENT = ("Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 "
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"(KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36")
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REGEX_HTTP = re.compile("https?://", re.I)
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RESPONSE_MAX = (1024*1024)*100
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class HTTPException:
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pass
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class HTTPTimeoutException(HTTPException):
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pass
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class HTTPParsingException(HTTPException):
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pass
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def throw_timeout():
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raise HTTPTimeoutException()
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def get_url(url, method="GET", get_params={}, post_data=None, headers={},
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json_data=None, code=False, json=False, soup=False, parser="lxml",
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fallback_encoding="utf8"):
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if not urllib.parse.urlparse(url).scheme:
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url = "http://%s" % url
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if not "Accept-Language" in headers:
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headers["Accept-Language"] = "en-GB"
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if not "User-Agent" in headers:
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headers["User-Agent"] = USER_AGENT
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signal.signal(signal.SIGALRM, throw_timeout)
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signal.alarm(5)
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try:
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response = requests.request(
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method.upper(),
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url,
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headers=headers,
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params=get_params,
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data=post_data,
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json=json_data,
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stream=True
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)
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response_content = response.raw.read(RESPONSE_MAX, decode_content=True)
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except TimeoutError:
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raise HTTPTimeoutException()
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finally:
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signal.signal(signal.SIGALRM, signal.SIG_IGN)
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if soup:
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soup = bs4.BeautifulSoup(response_content, parser)
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if code:
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return response.code, soup
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return soup
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data = response_content.decode(response.encoding or fallback_encoding)
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if json and data:
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try:
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data = _json.loads(data)
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except _json.decoder.JSONDecodeError as e:
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raise HTTPParsingException(str(e))
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if code:
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return response.status_code, data
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else:
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return data
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def strip_html(s):
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return bs4.BeautifulSoup(s, "lxml").get_text()
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