import time import requests from selenium import webdriver from selenium.webdriver.common.by import By import cv2 from selenium.webdriver import ActionChains from selenium.webdriver.chrome.options import Options def pageRes(url): """ 获取验证码图片响应 :param url: :return: """ res = requests.get(url=url) if res.status_code == 200: return res.content def writeImg(filepath, imgData): """ 将验证码图片保存本地 :param filepath: :return: """ with open(filepath, 'wb') as f: f.write(imgData) def getImg(x_path, string, imgPath): """ :param x_path: :param string: :param imgPath: :return: """ try: time.sleep(2) src = driver.find_element(By.XPATH, x_path).get_attribute('src').split('*') link = src[0] + string Img = pageRes(link) writeImg(imgPath, Img) except Exception as e: print('---异常---') def func_verify(): ''' bg: 背景图片 tp: 缺口图片 out:输出图片 ''' # 读取背景图片和缺口图片 bg = './verifyImgOne.jpg' tp = './verifyImgTwo.jpg' #out = "output.png" bg_img = cv2.imread(bg, 0) # 背景图片 tp_img = cv2.imread(tp, 0) # 缺口图片 height, long = bg_img.shape[::-1] # 识别图片边缘 bg_edge = cv2.Canny(bg_img, 100, 200) tp_edge = cv2.Canny(tp_img, 100, 200) # 转换图片格式 bg_pic = cv2.cvtColor(bg_edge, cv2.COLOR_GRAY2RGB) tp_pic = cv2.cvtColor(tp_edge, cv2.COLOR_GRAY2RGB) # 缺口匹配 res = cv2.matchTemplate(bg_pic, tp_pic, cv2.TM_CCOEFF_NORMED) min_val, max_val, min_loc, max_loc = cv2.minMaxLoc(res) # 寻找最优匹配 # 绘制方框 th, tw = tp_pic.shape[:2] tl = max_loc # 左上角点的坐标 br = (tl[0] + tw, tl[1] + th) # 右下角点的坐标 #cv2.rectangle(bg_img, tl, br, (0, 0, 255), 2) # 绘制矩形 #cv2.imwrite(out, bg_img) # 保存在本地 #print(tl[0]) # 返回缺口的X坐标 return tl[0] * 280 / height def get_tracks(distance): """ 拿到移动轨迹,模仿人的滑动行为,先匀加速,后匀减速 匀变速运动公式: v = v0 + at s = v0t + 1/2a*t*t """ # 初速度 v = 0 # 单位时间为0.3秒统计移动轨迹,即0.3秒内的移动位移 t = 0.3 # 位置/移动轨迹列表,列表内的一个元素代表0.3秒内的位移 tracks = [] # 当前的位移 current = 0 # 当距离 < mid值时开始匀加速,当距离 > mid值时开始匀减速 mid = distance * 4/5 # current移动位移,小于滑块的距离 while current < distance: if current < mid: # 匀加速 a = 2 else: # 匀减速 a = -3 # 初速度 v0 = v # 0.3秒内的位移 s = v0*t + 1/2 * a * (t**2) # 当前位置 current += s # 添加到轨迹列表 tracks.append(round(s)) # 速度已经到达v, 该速度作为下次的初速度 v = v0 + a*t # 每0.3秒移动的位移所有元素移动轨迹 return tracks # 设置浏览器 url = 'https://movie.douban.com/' chrome_options = Options() chrome_options.add_argument('–disable-gpu') # 谷歌文档提到需要加上这个属性来规避bug chrome_options.add_argument('lang=zh_CN.UTF-8') # 设置默认编码为utf-8 chrome_options.add_experimental_option('excludeSwitches', ['enable-automation']) # 取消chrome受自动控制提示 driver = webdriver.Chrome(options=chrome_options) driver.get(url=url) # 登录 driver.find_element(By.XPATH, '//*[@id="db-global-nav"]/div/div[1]/a').click() driver.find_element(By.XPATH, '//*[@id="account"]/div[2]/div[2]/div/div[1]/ul[1]/li[2]').click() driver.find_element(By.XPATH, '//*[@id="username"]').send_keys('账号') driver.find_element(By.XPATH, '//*[@id="password"]').send_keys('密码') driver.find_element(By.XPATH, '//*[@id="account"]/div[2]/div[2]/div/div[2]/div[1]/div[4]/a').click() time.sleep(3) element = driver.find_element(By.XPATH, '/html/body/div[8]/iframe') driver.switch_to.frame(element) # 获取验证码背景图 filepathOne = './verifyImgOne.jpg' stringOne = '*&sid=6919143215671857152&img_index=1&subsid=3' getImg('//*[@id="slideBg"]', stringOne, filepathOne) # 获取验证码缺口图 filepathTwo = './verifyImgTwo.jpg' stringTwo = '*&sid=6919137859361099776&img_index=2&subsid=4' getImg('//*[@id="slideBlock"]', stringTwo, filepathTwo) # 移动滑块完成验证 value = func_verify() element = driver.find_element(By.XPATH, '//*[@id="tcaptcha_drag_button"]') ActionChains(driver).click_and_hold(element).perform() ActionChains(driver).move_to_element_with_offset(to_element=element, xoffset=0, yoffset=0).perform() tracks = get_tracks(int(value)+12) for track in tracks: ActionChains(driver).move_by_offset(xoffset=track, yoffset=0).perform() time.sleep(1) ActionChains(driver).release().perform()
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