# 英文验证码的登录方式 # 中文登录(点击倒立文字) import requests,time,json from requests.packages.urllib3.exceptions import InsecureRequestWarning requests.packages.urllib3.disable_warnings(InsecureRequestWarning) headers = { "User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:60.0) Gecko/20100101 Firefox/60.0", "Referer": "https://www.zhihu.com/signup?next=%2F", "origin": "https://www.zhihu.com", "Authorization": "oauth c3cef7c66a1843f8b3a9e6a1e3160e20", } # cookies的自动化管理。 # 获取的服务器的Set-Cookie用session直接自动解析并保存,在后续的请求中,会在请求头中自动携带这些cookie # LWPCookieJar:对cookie进行自动操作,load() save() from http.cookiejar import LWPCookieJar session = requests.Session() session.cookies = LWPCookieJar(filename='zhihucookie.txt') try: session.cookies.load(filename='zhihucookie.txt', ignore_expires=True, ignore_discard=True) except Exception as e: print('加载失败') res = session.get('https://www.zhihu.com/', headers=headers, verify=False) print(res) def zhihu_login(): global session cap = '' has_captcha = is_captcha() if has_captcha: # 获取验证码 cap = get_captcha() # 在提交登陆之前,还需要对输入的验证码的正确性进行单独验证 is_true = check_captcha(cap) if is_true == False: return # 1528450244046.0112 print(time.time()) login_url = "https://www.zhihu.com/api/v3/oauth/sign_in" post_params = { "client_id":"c3cef7c66a1843f8b3a9e6a1e3160e20", "grant_type": "password", "timestamp": "1528450006722", "source": "com.zhihu.web", "signature": "dbaccdbeeade95fa9ec65ad72f3cdc1473a5a245", "username": "", # 您的账户 "password": "", # 您的密码 "captcha": cap, "lang": "cn", "ref_source": "homepage", "utm_source": "", } try: response = session.post(login_url, data=post_params, headers=headers, verify=False) if response.status_code == 201: session.cookies.save(ignore_discard=True, ignore_expires=True) print(response.text) else: print('登陆失败') except Exception as e: print('请求失败',e) def is_captcha(): global COOKIE captcha_url = 'https://www.zhihu.com/api/v3/oauth/captcha?lang=cn' try: response = session.get(url=captcha_url, headers=headers,verify=False) if response.status_code == 200: show_captcha = json.loads(response.text)['show_captcha'] if show_captcha: print('有验证码') return True else: print('没有验证码') return False except Exception as e: print('') import base64 from PIL import Image from io import BytesIO all_points = [[16.5,25.933349609375],[37.5,16.933349609375],[62.5,21.933349609375],[85.5,21.933349609375],[113.5,25.933349609375],[139.5,19.933349609375],[165.5,20.933349609375]] def get_captcha(): captcha_url = 'https://www.zhihu.com/api/v3/oauth/captcha?lang=cn' try: # 索取验证码图片,在保证有验证码的前提下才会发送PUT response = session.put(url=captcha_url, headers=headers,verify=False) if response.status_code == 202: captcha_url = json.loads(response.text)['img_base64'] # 解码captcha_url url = base64.b64decode(captcha_url) url = BytesIO(url) image = Image.open(url) image.show() captcha = input('请输入倒立汉字所在的位置:13') result_captcha = '' # 倒立汉字可能是1个或者2个 if len(captcha) == 1: # 一个倒立汉字 point = all_points[int(captcha)-1] result_captcha = '{"img_size":[200,44], "input_points":[%s]}' % point else: # 两个倒立汉字 first_char = captcha[0] second_char = captcha[1] first_point = all_points[int(first_char) - 1] second_point = all_points[int(second_char) - 1] result_captcha = '{"img_size":[200,44], "input_points":[%s, %s]}' % (first_point, second_point) return result_captcha except Exception as e: print('') def check_captcha(captcha): captcha_url = 'https://www.zhihu.com/api/v3/oauth/captcha?lang=cn' post_params = { 'input_text': captcha } # verify=False: 在发送https请求的时候,关闭证书认证 response = session.post(url=captcha_url, data=post_params, headers=headers, verify=False) json_obj = json.loads(response.text) if 'success' in json_obj: print('输入验证码正确') return True else: print('输入验证码不正确') return False if __name__ == '__main__': zhihu_login()
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