apppublic/appPublic/httpclient.py
2024-09-23 14:16:07 +08:00

118 lines
2.8 KiB
Python
Executable File

import asyncio
import aiohttp
import re
from appPublic.log import info, debug, warning, error, exception, critical
RESPONSE_BIN = 0
RESPONSE_TEXT = 1
RESPONSE_JSON = 2
RESPONSE_FILE = 3
RESPONSE_STREAM = 4
class HttpError(Exception):
def __init__(self, code, msg, *args, **kw):
super().__init__(*msg, **kw)
self.code = code
self.msg = msg
def __str__(self):
return f"Error Code:{self.code}, {self.msg}"
def __expr__(self):
return str(self)
class HttpClient:
def __init__(self,coding='utf-8'):
self.coding = coding
self.session = None
self.cookies = {}
async def close(self):
if self.session:
await self.session.close()
self.session = None
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, stream_func=None):
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()
if resp_type == RESPONSE_TEXT:
return await resp.text(self.coding)
async for chunk in resp.content.iter_chunked(1024):
if stream_func:
await stream_func(chunk)
def grapCookie(self,url):
session = self.getsession(url)
domain = self.url2domain(url)
filtered = session.cookie_jar.filter_cookies(domain)
return filtered
async def request(self, url, method,
response_type=RESPONSE_TEXT,
params=None,
data=None,
jd=None,
stream_func=None,
headers=None,
**kw):
session = self.getsession(url)
if params == {}:
params = None
if data == {}:
data = None
if jd == {}:
jd = None
if headers == {}:
headers = None
resp = await session.request(method, url,
params=params,
data=data,
json=jd,
headers=headers, **kw)
if resp.status==200:
return await self.handleResp(url, resp, response_type, stream_func=stream_func)
msg = f'http error({resp.status}, {url=},{params=}, {data=}, {jd=}, {headers=}, {kw=})'
exception(msg)
raise HttpError(resp.status, msg)
async def get(self,url,**kw):
return self.request(url, 'GET', **kw)
async def post(self,url, **kw):
return self.request(url, 'POST', **kw)
session = self.getsession(url)
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))