Python调用selenium实现Chrome右键翻译

2023-04-21 19:46 狼人:-) 阅读(298) 评论(0) 编辑收藏举报

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#  !/usr/bin/env  python
#  -*- coding:utf-8 -*-
"""
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at
 
       http://www.apache.org/licenses/LICENSE-2.0
 
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
"""
 
from datetime import date, datetime
import time
from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.common.by import By
from selenium.common.exceptions import ElementNotVisibleException, StaleElementReferenceException
import platform
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.chrome.options import Options
from webdriver_manager.chrome import ChromeDriverManager
from selenium.webdriver import ActionChains
import os.path as osp
import json
import requests,sys
import urllib.parse
from selenium.common.exceptions import NoSuchElementException
import pyautogui
  
pyautogui.PAUSE = 1 # 调用在执行动作后暂停的秒数，只能在执行一些pyautogui动作后才能使用，建议用time.sleep
pyautogui.FAILSAFE = True # 启用自动防故障功能，左上角的坐标为（0，0），将鼠标移到屏幕的左上角，来抛出failSafeException异常
 
 
class CollectLinks:
    def __init__(self, no_gui=False, proxy=None):
        executable = ''
 
        if platform.system() == 'Windows':
            print('Detected OS : Windows')
            executable = './chromedriver/chromedriver_win.exe'
        elif platform.system() == 'Linux':
            print('Detected OS : Linux')
            executable = './chromedriver/chromedriver_linux'
        elif platform.system() == 'Darwin':
            print('Detected OS : Mac')
            executable = './chromedriver/chromedriver_mac'
        else:
            raise OSError('Unknown OS Type')
 
        if not osp.exists(executable):
            raise FileNotFoundError('Chromedriver file should be placed at {}'.format(executable))
 
        chrome_options = Options()
        # 先启动chrome命令：chrome.exe --remote-debugging-port=9222
        # C:\Program Files\Google\Chrome\Application\
        # http://chromedriver.chromium.org/downloads
        #chrome_options.add_experimental_option("debuggerAddress", "127.0.0.1:9222")
        chrome_options.add_argument('--no-sandbox')
        chrome_options.add_argument('--disable-dev-shm-usage')
 
        chrome_options.add_argument('--lang=en-US')
        chrome_options.add_argument('--n-accetplang="en-US,en;q=0.9"')
 
        if no_gui:
            chrome_options.add_argument('--headless')
        if proxy:
            chrome_options.add_argument("--proxy-server={}".format(proxy))
        self.browser = webdriver.Chrome(ChromeDriverManager().install(), chrome_options=chrome_options)
 
        browser_version = 'Failed to detect version'
        chromedriver_version = 'Failed to detect version'
        major_version_different = False
 
        if 'browserVersion' in self.browser.capabilities:
            browser_version = str(self.browser.capabilities['browserVersion'])
 
        if 'chrome' in self.browser.capabilities:
            if 'chromedriverVersion' in self.browser.capabilities['chrome']:
                chromedriver_version = str(self.browser.capabilities['chrome']['chromedriverVersion']).split(' ')[0]
 
        if browser_version.split('.')[0] != chromedriver_version.split('.')[0]:
            major_version_different = True
 
        print('_________________________________')
        print('Current web-browser version:\t{}'.format(browser_version))
        print('Current chrome-driver version:\t{}'.format(chromedriver_version))
        if major_version_different:
            print('warning: Version different')
            print(
                'Download correct version at "http://chromedriver.chromium.org/downloads" and place in "./chromedriver"')
        print('_________________________________')
 
    def get_scroll(self):
        pos = self.browser.execute_script("return window.pageYOffset;")
        return pos
 
    def wait_and_click(self, xpath):
        #  Sometimes click fails unreasonably. So tries to click at all cost.
        try:
            w = WebDriverWait(self.browser, 15)
            elem = w.until(EC.element_to_be_clickable((By.XPATH, xpath)))
            elem.click()
            self.highlight(elem)
        except Exception as e:
            print('Click time out - {}'.format(xpath))
            print('Refreshing browser...')
            self.browser.refresh()
            time.sleep(2)
            return self.wait_and_click(xpath)
 
        return elem
 
    def highlight(self, element):
        self.browser.execute_script("arguments[0].setAttribute('style', arguments[1]);", element,
                                    "background: yellow; border: 2px solid red;")
 
    @staticmethod
    def remove_duplicates(_list):
        return list(dict.fromkeys(_list))
 
    def check_exists_by_xpath(xpath):
        try:
            self.browser.find_element_by_xpath(xpath)
        except NoSuchElementException:
            return False
        return True
 
    def google(self, keyword, add_url=""):
        self.browser.get("https://www.cnblogs.com/waw/")
        time.sleep(1)
 
        try:
            # 右键选择翻译 https://blog.csdn.net/weixin_41697242/article/details/125537644
            rightClick = ActionChains(self.browser)
            #position_element = driver.find_element_by_class_name("app-description__title")
            position_element = self.browser.find_element_by_tag_name("body")
            rightClick.context_click(position_element).perform()
            time.sleep(1)
            #https://zhuanlan.zhihu.com/p/471275277
            pyautogui.typewrite(['down']*8)
            pyautogui.typewrite(["enter"])
            time.sleep(3)
        except Exception:
            pass
 
        #self.browser.close()
 
 
    def CloseWin(self):
        self.browser.close()
 
 
if __name__ == '__main__':
    collect = CollectLinks()
    links = collect.google('https://www.cnblogs.com/waw/')
    #collect.CloseWin()