'''
Function:
	拉钩网模拟登录:
		--PC端: https://www.lagou.com/
		--移动端暂不支持
Author:
	Charles
微信公众号:
	Charles的皮卡丘
GitHub:
	https://github.com/CharlesPikachu
更新日期:
	2020-02-29
'''
import os
import re
import time
import hashlib
import requests
from ..utils.misc import *


'''
Function:
	拉钩网模拟登录
Detail:
	-login:
		Input:
			--username: 用户名
			--password: 密码
			--mode: mobile/pc
			--crackvcFunc: 若提供验证码接口, 则利用该接口来实现验证码的自动识别
			--proxies: 为requests.Session()设置代理
		Return:
			--infos_return: 用户名等信息
			--session: 登录后的requests.Session()
'''
class lagou():
	def __init__(self, **kwargs):
		self.info = 'lagou'
		self.cur_path = os.getcwd()
		self.session = requests.Session()
	'''登录函数'''
	def login(self, username, password, mode='pc', crackvcFunc=None, **kwargs):
		# 设置代理
		self.session.proxies.update(kwargs.get('proxies', {}))
		# 移动端接口
		if mode == 'mobile':
			raise NotImplementedError
		# PC端接口
		elif mode == 'pc':
			self.__initializePC()
			# 是否需要验证码的flag
			is_need_verify_code = False
			while True:
				# 需要验证码
				if is_need_verify_code:
					res = self.session.get(self.vcode_url.format(time.time()), headers=self.headers)
					saveImage(res.content, os.path.join(self.cur_path, 'captcha.jpg'))
					if crackvcFunc is None:
						showImage(os.path.join(self.cur_path, 'captcha.jpg'))
						captcha = input('Input the Verification Code:')
					else:
						captcha = crackvcFunc(os.path.join(self.cur_path, 'captcha.jpg'))
					removeImage(os.path.join(self.cur_path, 'captcha.jpg'))
				# 提取动态token构造登录请求头
				anit_forge = self.__getAnitForge()
				login_headers = self.headers.copy()
				login_headers.update(anit_forge)
				# 获得密码密文
				password = hashlib.md5(password.encode('utf-8')).hexdigest()
				password = 'veenike' + password + 'veenike'
				password = hashlib.md5(password.encode('utf-8')).hexdigest()
				# 请求login_url
				data = {
							'isValidate': 'true',
							'username': username,
							'password': password,
							'request_form_verifyCode': '',
							'submit': '',
							'challenge': self.__getChallenge()
						}
				if is_need_verify_code:
					data['request_form_verifyCode'] = captcha
				res = self.session.post(self.login_url, data=data, headers=login_headers)
				res_json = res.json()
				# 登录成功
				if res_json['state'] == 1:
					self.__verifyTicket()
					print('[INFO]: Account -> %s, login successfully...' % username)
					infos_return = {'username': username}
					infos_return.update(res_json)
					return infos_return, self.session
				# 需要验证码
				elif res_json['state'] == 10010:
					is_need_verify_code = True
				# 账号或密码错误
				elif res_json['state'] in [201, 203, 220, 240, 241, 400]:
					raise RuntimeError('Account -> %s, fail to login, username or password error...' % username)
				# 其他原因
				else:
					raise RuntimeError(res_json.get('message'))
		else:
			raise ValueError('Unsupport argument in lagou.login -> mode %s, expect <mobile> or <pc>...' % mode)
	'''获得X-Anit-Forge-Code和X-Anit-Forge-Token参数'''
	def __getAnitForge(self):
		res = self.session.get(self.home_url, headers=self.headers)
		token = re.findall(r"window.X_Anti_Forge_Token = '(.*?)';", res.text)[0]
		code = re.findall(r"window.X_Anti_Forge_Code = '(.*?)';", res.text)[0]
		anit_forge = {
							'X-Anit-Forge-Code': code,
							'X-Anit-Forge-Token': token
						}
		return anit_forge
	'''验证ticket'''
	def __verifyTicket(self):
		res = self.session.get(self.ticket_url, headers=self.verify_headers, allow_redirects=False)
		url = res.next.url
		url = re.sub('http://', 'https://', url)
		self.verify_headers['Host'] = 'www.lagou.com'
		res = self.session.get(url, headers=self.verify_headers, allow_redirects=False)
	'''获得challenge参数'''
	def __getChallenge(self):
		params = {'pt': '0', 'gt': '66442f2f720bfc86799932d8ad2eb6c7'}
		data = 'nLYvtlnNYdUU68IXi84sdryl9ucQ2skF5u8LBLKXarWE41fPrzcL7yxmf2fYN2XDG1CyhqjVaXyi2Q)3oBs537a1dNTMv4w)U5b23FFwHcWMk(3gtb8VHP7U0ltLOistf5IoI5Bt11GMavQSlQJ(ga)AsFh0wTLAC9yNwbdBfZExS0TT)Ojw010QuOFPQg2sj2jvTEER1LRMLHmQKR0KjWN)4Cq2o2WUzhwPy7sFFxJuCxUO)5377hbgo5tdjTOFHwgkUqZrY1lkmsPmexujXXIgpN9p2aa5OQ)iMRZ(p0zfuAnBYAEBOy6H6vSopUiWGeNg(IO(ppE7X0b6Zpul)GqoNs3nuVCdlamTyui5qKhr8fyFSgzxiYWamJ5xR8PbvM9XQLEPZnxqvL(2P3nuRwa4S8qTzbMTwN3fw)KvEXUC2iatqz4G6ExOcfcUbQtRp7I1fEgjNb7Y8DEAZwmqyBG0qUVc3moKM8KZrWLZxR14Wp8AaG3WzJ)s4z9ouViog8nAt1PI6xlPHWKazr7bH1mfpKYmz8z2k)TKYeQtG9XAjjWtab(dr5AsPjQk1njJmgAI(48Bh7pLzZwJIW93YAtExbuCHGauxyEU28ZrKrqTjlgqu7KeurQU5hu(DhlIdMkmRqI(xguC8GjkYAlXF7aOjSvDwkxLUrLEE44CBe2gGNEFn6uax6HhvcUHIRMtIq0BB5Va4i)hnTK)WzcH2jetHMn4KVgFykF8NTKpWIkt(qIhiW)V1DNlfbmQi0ZmpUbLyOnLX42cjxwFh5Rnxrq(4WsPVm(Y8Oz0WtPaniTrAE6hFrdXS8PKyyefa49QcTFDJr9nrCgv5bu1dg6m5jVvypdt7mKGRpy3DILQ)TZ0LX6OHBwl)4375P0X9QEXf6Dl4r9)0gNi(xSfT0FYLNJVzMfk)cNulnhOzjpDisiUu5oZHtAK0ue9BiFa40lwSXDmAHxm5DcCmkaK1eINzFTplJt9Gk5KcDxqJPCYhNX1gvXmLBpKRcgqXZmIWRU6nYmkF76WLImaEhN)HK4RYPiGCvUt3(23sAmuJoFyHEsmTLbq13KRWY0tUbKhJjcPlOJUHduT1aSiWalhY0GTfhTiHfAu09zqENSHxVMAxtzi8FVSSZfPP82eIOyphvu(gukLDRaARVVAB4QFfgAxPSDWjRAT28IkMd1SiPug(fuJ9M61l2PzMiNxfZ6TXCtgUvmkOHgIybDYdPM6PB4ObXbV2wQf0q939Mkm8eVNsMvNPRZ0b1oJo0AnCz1IsxFn4JfCpB8M328wtH)7ve1jOBB4KulYQlXJuI3HUCJoUU5I0V)xAZhRI)nX0cepkfkCMwOjKmIihoLXA3y2Z8p3r04s9NZc8ngBkdacFpqYtnR19EmDeMoKgay8PGQ)(zZf1hHhWXuZWXTXdyR)KDvRdlx9wjG2FhV95QAH3aG85Dxufapym)b6kWJzKFw(qmsSpvUwUDhVQN2lfeUjR27eb2JZ0WP1GkQfG4LZ1CJYrBcfTx3zLD))kwiq3ScaVbT)B1GVfXqEP68zeLs9J)xwU7NgsI(QKtNw7WpymPl(g(FmDmxzrAMarwdqdoG2)KJRX5Qjz)ke8VnU8A09PVsdEwWKtkXjMUbvB)7Z3OFFOA(2EoKwthpb(mMyiUghjLD9(JXfqGm2k4RVF8vATKIo7YGKgadiI5vwzs0EOdpChJVk5E7c3MMCiuUHm9axWXP0i0)PmW(ZxoiT0ZJvnyCCn60nwyjKHpp5nXnN2SKZS8WBliyhdc8RUqVRnZeh0pH27jiPUGXYkRiAuoKDzl8S6l3NWm6xPPQw1MbldzTqmMTUsOuoR5CBzlU)TJl2gCSRgE1j(ChpXGSUfUvuTwaGBFfKWyQWsWdSbcC2tSEF2WP4lSdgEntDioWtRFeGUNg8tlnswrkfS6JhgE7BgfC36H(X1fytovT3vuTwilxGIt2xWuD9iY1Qxf9CtgSvo7vJTWmYneAQEyOUyqwcF5e6un(GCrMa7sizPHqf)gPseC2CeCQH9anwH7ZHiLiMRznWM(mH1CJEt52ez)IeiVTaDFpy1oYhURRwGoxMU2MkqIkw4LBR59MuKpBUdS6kZWcr(GwZ7VBLE3GAsX8ndtwoLAmeifdRQIonF7L1qozAKBU7lyJM2oqYXs(7gLJZyIWmTXVskE8iAIXp)yRtajPfnTintzNxGHEKCyVZQrr0XBEvt3UtksAv9(1V2N8EBn7Hkb8VKw5u6BdFnc0dMQqgum(zQaTb(URg4(O9EmTXcQSpLTm4IRX(Pm)44ZYezGD(8BZoukh7Mhko6a1LizgNMdmizc)F9YBHLXXdwec1wK8OAnQcZt7rbVfIl6Vd3HqoQdcId8B)NiAT4YWhJM39jEYbgBVzBhunEFV8DjTVSqudgf009qrFN(xrIo(EP5Wo6fYmTd7X4NMjElvOOm(2SV00ftg7d7(oUwkCHcEvQieQSZe(lmxeuIS0UMLAJ0nlyfFvrf0wr2oTKek1wu0)p17viMriD8ONEOqY9bqsKZBhtiGxgzN3pTYlj3vYDMSbylh02H5iFn)efqRTD8s8amfw645BqAGI65uTRAeGLTTq6tAZex(Cfo4r21MQxKgkREGGhoky)3cKWA97jirImA..4f0ae6c11327e4367bff580c5b909a03039cf44f566fad8680886dd52987bd4956933bdd2376e53c282edd8a5b79e38d2d078bc9a1eb186462d24ed2bc4cba3b2eda457b80a6dd8b1394e159b1a2d72d2f500a2b2703e372ade0e97fd741d75d6f401801e1022fd8772a463a15ce646ca0d00efe04500dfddd33f46e037bdb20'
		res = requests.post(self.challenge_url, data=data, params=params)
		res_json = res.json()
		if res_json['status'] == 'success':
			challenge = res_json.get('challenge')
		else:
			raise RuntimeError('Get the param named challenge error, error info is %s...' % res_json.get('error'))
		return challenge
	'''初始化PC端'''
	def __initializePC(self):
		self.headers = {
							'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36',
							'Referer': 'https://passport.lagou.com/login/login.html',
							'X-Requested-With': 'XMLHttpRequest',
							'Host': 'passport.lagou.com',
							'Origin': 'https://passport.lagou.com'
						}
		self.verify_headers = {
								'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36',
								'Host': 'passport.lagou.com',
								'Referer': 'https://passport.lagou.com/login/login.html'
							}
		self.home_url = 'https://passport.lagou.com/login/login.html'
		self.login_url = 'https://passport.lagou.com/login/login.json'
		self.challenge_url = 'https://api.geetest.com/gt_judgement'
		self.vcode_url = 'https://passport.lagou.com/vcode/create?from=register&refresh={}'
		self.ticket_url = 'https://passport.lagou.com/grantServiceTicket/grant.html'
	'''初始化移动端'''
	def __initializeMobile(self):
		pass


'''test'''
if __name__ == '__main__':
	lagou().login('', '')