第OpenCV結合selenium實現滑塊驗證碼self.url="/c/user/token/"\

"MS4wLjABAAAA4EKNlqVeNTTuEdWn0VytNS8cdODKTsNNwLTxOnigzZtclro2Kylvway5mTyTUKvz/"

cess_folder=os.path.join(os.path.expanduser('~'),"Desktop","today_news")

self.background_path=os.path.join(cess_folder,"background.png")

self.small_path=os.path.join(cess_folder,"small.png")

self.small_px=None

self.xpath={}

self.browser=None

defcheck_file_exist(self):

"""檢查流程目錄是否存在"""

ifnotos.path.isdir(cess_folder):

os.mkdir(cess_folder)

defstart_browser(self):

"""啟動瀏覽器"""

self.browser=webdriver.Chrome()

self.browser.maximize_window()

defclose_browser(self):

self.browser.quit()

defwait_element_loaded(self,xpath:str,timeout=10,close_browser=True):

"""等待頁面元素加載完成

:paramxpath:xpath表達式

:paramtimeout:最長等待超時時間

:paramclose_browser:元素等待超時后是否關閉瀏覽器

:return:Boolean

now_time=int(time.time())

whileint(time.time())-now_timetimeout:

#noinspectionPyBroadException

try:

element=self.browser.find_element_by_xpath(xpath)

ifelement:

returnTrue

time.sleep(1)

exceptException:

pass

else:

ifclose_browser:

self.close_browser()

#print("查找頁面元素失敗，如果不存在網絡問題請嘗試修改xpath表達式")

returnFalse

defadd_page_element(self):

self.xpath['background_img']='//div[@role="dialog"]/div[2]/img[1]'

self.xpath['small_img']='//div[@role="dialog"]/div[2]/img[2]'

self.xpath['slider_button']='//div[@id="secsdk-captcha-drag-wrapper"]/div[2]'

defprocess_main(self):

"""處理頁面內容"""

self.browser.get(self.url)

for_inrange(10):

ifself.wait_element_loaded(self.xpath['background_img'],timeout=5,close_browser=False):

time.sleep(1)

#截圖

self.browser.find_element_by_xpath(self.xpath['background_img']).screenshot(self.background_path)

small_img=self.browser.find_element_by_xpath(self.xpath['small_img'])

#獲取小圖片的URL鏈接

small_url=small_img.get_attribute("src")

#獲取小圖片距離背景圖頂部的像素距離

self.small_px=small_img.value_of_css_property("top").replace("px","").split(".")[0]

response=requests.get(small_url)

ifresponse.ok:

withopen(self.small_path,"wb")asfile:

file.write(response.content)

time.sleep(1)

#如果沒滑動成功則刷新頁面重試

ifnotcess_slider():

self.browser.refresh()

continue

else:

break

@staticmethod

defhandle_distance(distance):

"""將直線距離轉為緩慢的軌跡"""

importrandom

slow_distance=[]

whilesum(slow_distance)=distance:

slow_distance.append(random.randint(-2,15))

ifsum(slow_distance)!=distance:

slow_distance.append(distance-sum(slow_distance))

returnslow_distance

defprocess_slider(self):

"""處理滑塊驗證碼"""

distance_obj=ComputeDistance(self.background_path,self.small_path,int(self.small_px),show_img=False)

#獲取移動所需的距離

distance=distance_obj.run()

track=self.handle_distance(distance[0])

track.append(-2)

slider_element=self.browser.find_element_by_xpath(self.xpath['slider_button'])

move_slider(self.browser,slider_element,track)

time.sleep(2)

#如果滑動完成則返回True

ifnotself.wait_element_loaded(self.xpath['slider_button'],timeout=2,close_browser=False):

retur