apppublic/appPublic/httpclient.py
2019-07-29 09:59:10 +08:00

84 lines
2.1 KiB
Python

import asyncio
import aiohttp
import re
RESPONSE_BIN = 0
RESPONSE_TEXT = 1
RESPONSE_JSON = 2
RESPONSE_FILE = 3
class HttpClient:
def __init__(self,coding='utf-8'):
self.coding = coding
self.session = None
self.cookies = {}
async def close(self):
await self.session.close()
def url2domain(self,url):
parts = url.split('/')[:3]
pre = '/'.join(parts)
return pre
def setCookie(self,url,cookies):
name = self.url2domain(url)
self.cookies[name] = cookies
def getCookies(self,url):
name = url2domain(url)
return self.cookies.get(name,None)
def getsession(self,url):
if self.session is None:
jar = aiohttp.CookieJar(unsafe=True)
self.session = aiohttp.ClientSession(cookie_jar=jar)
return self.session
async def handleResp(self,url,resp,resp_type):
if resp.cookies is not None:
self.setCookie(url,resp.cookies)
if resp_type == RESPONSE_BIN:
return await resp.read()
if resp_type == RESPONSE_JSON:
return await resp.json()
# default resp_type == RESPONSE_TEXT:
return await resp.text(self.coding)
def grapCookie(self,url):
session = self.getsession(url)
domain = self.url2domain(url)
filtered = session.cookie_jar.filter_cookies(domain)
return filtered
print(f'=====domain={domain},cookies={fltered},type={type(fltered)}===')
async def get(self,url,
params={},headers={},resp_type=RESPONSE_TEXT):
session = self.getsession(url)
resp = await session.get(url,params=params,headers=headers)
if resp.status==200:
return await self.handleResp(url,resp,resp_type)
return None
async def post(self,url,
data=b'',headers={},cookies=None,
resp_type=RESPONSE_TEXT):
session = self.getsession(url)
resp = await session.post(url,data=data,
headers=headers,cookies=cookies)
if resp.status==200:
return await self.handleResp(url,resp,resp_type)
print(f'**ERROR**{url} response code={resp.status}')
return None
if __name__ == '__main__':
async def gbaidu(hc):
r = await hc.get('https://www.baidu.com')
print(r)
await hc.close()
loop = asyncio.get_event_loop()
hc = HttpClient()
loop.run_until_complete(gbaidu(hc))