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125 lines
5.2 KiB
125 lines
5.2 KiB
import json
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import os
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import random
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import re
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import sys
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import ssl
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from collections import OrderedDict
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# ------------------------------------------------------------------------------- #
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class User_Agent():
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# ------------------------------------------------------------------------------- #
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def __init__(self, *args, **kwargs):
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self.headers = None
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self.cipherSuite = []
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self.loadUserAgent(*args, **kwargs)
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# ------------------------------------------------------------------------------- #
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def filterAgents(self, user_agents):
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filtered = {}
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if self.mobile:
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if self.platform in user_agents['mobile'] and user_agents['mobile'][self.platform]:
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filtered.update(user_agents['mobile'][self.platform])
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if self.desktop:
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if self.platform in user_agents['desktop'] and user_agents['desktop'][self.platform]:
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filtered.update(user_agents['desktop'][self.platform])
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return filtered
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# ------------------------------------------------------------------------------- #
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def tryMatchCustom(self, user_agents):
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for device_type in user_agents['user_agents']:
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for platform in user_agents['user_agents'][device_type]:
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for browser in user_agents['user_agents'][device_type][platform]:
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if re.search(re.escape(self.custom), ' '.join(user_agents['user_agents'][device_type][platform][browser])):
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self.headers = user_agents['headers'][browser]
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self.headers['User-Agent'] = self.custom
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self.cipherSuite = user_agents['cipherSuite'][browser]
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return True
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return False
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# ------------------------------------------------------------------------------- #
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def loadUserAgent(self, *args, **kwargs):
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self.browser = kwargs.pop('browser', None)
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self.platforms = ['linux', 'windows', 'darwin', 'android', 'ios']
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self.browsers = ['chrome', 'firefox']
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if isinstance(self.browser, dict):
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self.custom = self.browser.get('custom', None)
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self.platform = self.browser.get('platform', None)
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self.desktop = self.browser.get('desktop', True)
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self.mobile = self.browser.get('mobile', True)
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self.browser = self.browser.get('browser', None)
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else:
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self.custom = kwargs.pop('custom', None)
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self.platform = kwargs.pop('platform', None)
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self.desktop = kwargs.pop('desktop', True)
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self.mobile = kwargs.pop('mobile', True)
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if not self.desktop and not self.mobile:
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sys.tracebacklimit = 0
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raise RuntimeError("Sorry you can't have mobile and desktop disabled at the same time.")
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with open(os.path.join(os.path.dirname(__file__), 'browsers.json'), 'r') as fp:
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user_agents = json.load(
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fp,
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object_pairs_hook=OrderedDict
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)
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if self.custom:
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if not self.tryMatchCustom(user_agents):
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self.cipherSuite = [
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ssl._DEFAULT_CIPHERS,
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'!AES128-SHA',
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'!ECDHE-RSA-AES256-SHA',
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]
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self.headers = OrderedDict([
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('User-Agent', self.custom),
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('Accept', 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8'),
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('Accept-Language', 'en-US,en;q=0.9'),
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('Accept-Encoding', 'gzip, deflate, br')
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])
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else:
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if self.browser and self.browser not in self.browsers:
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sys.tracebacklimit = 0
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raise RuntimeError(f'Sorry "{self.browser}" browser is not valid, valid browsers are [{", ".join(self.browsers)}].')
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if not self.platform:
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self.platform = random.SystemRandom().choice(self.platforms)
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if self.platform not in self.platforms:
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sys.tracebacklimit = 0
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raise RuntimeError(f'Sorry the platform "{self.platform}" is not valid, valid platforms are [{", ".join(self.platforms)}]')
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filteredAgents = self.filterAgents(user_agents['user_agents'])
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if not self.browser:
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# has to be at least one in there...
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while not filteredAgents.get(self.browser):
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self.browser = random.SystemRandom().choice(list(filteredAgents.keys()))
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if not filteredAgents[self.browser]:
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sys.tracebacklimit = 0
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raise RuntimeError(f'Sorry "{self.browser}" browser was not found with a platform of "{self.platform}".')
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self.cipherSuite = user_agents['cipherSuite'][self.browser]
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self.headers = user_agents['headers'][self.browser]
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self.headers['User-Agent'] = random.SystemRandom().choice(filteredAgents[self.browser])
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if not kwargs.get('allow_brotli', False) and 'br' in self.headers['Accept-Encoding']:
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self.headers['Accept-Encoding'] = ','.join([
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encoding for encoding in self.headers['Accept-Encoding'].split(',') if encoding.strip() != 'br'
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]).strip()
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