linkedin_crawler/utility.py

from bs4 import BeautifulSoup
import pandas as pd
from selenium.webdriver.common.by import By
from selenium import webdriver
from selenium.webdriver.common.action_chains import ActionChains
from selenium.webdriver.common.keys import Keys
import time


def brower_start(port):
    options = webdriver.ChromeOptions()
    browser = webdriver.Remote(
        command_executor='http://127.0.0.1:'+str(port)+'/wd/hub',
        desired_capabilities=options.to_capabilities()
    )
    return browser


def serive_create():
    option = webdriver.ChromeOptions()

    option.add_argument('--disable-web-security')
    option.add_argument('--allow-running-insecure-content') 
#     option.add_argument("--user-data-dir=//Users//noodles//Documents//project")
#     option.add_argument("profile-directory="+profilepath)

    driver = webdriver.Chrome('../../driver/chromedriver_20230202/chromedriver', options=option)
    executor_url = driver.command_executor._url
    session_id = driver.session_id
    print (session_id)
    print (executor_url)
    time.sleep(3)
    
    return driver


def string_check(x):
    return x.rstrip().lstrip()


def get_content_info(driver):
    shop_soup = BeautifulSoup(driver.page_source, 'html.parser')
    
    post_info = shop_soup.select("a.app-aware-link div.update-components-actor__meta ")[0]

    post_name = post_info.find('span', class_='t-bold').text
    post_name = string_check(post_name)

    post_position = post_info.find('span', class_='t-black--light').text
    post_position = string_check(post_position)
    print(post_name, ';', post_position)
    
    content = shop_soup.find('div',class_='feed-shared-update-v2__description-wrapper').select("span[dir='ltr']")[0].text
    print(content)
    
    try:
        content_url = shop_soup.select('div.update-components-article__link-container')[0].find('a').get('href')
    except:
        content_url = ''
        
    return {
        'post_name': post_name,
        'post_position':post_position,
        'content':content, 
        'content_url':content_url
    }


def linkedin_login(driver, config, user_choose='person2'):
    user = config[user_choose]['user']
    passwd = config[user_choose]['passwd']
    
    user_button = driver.find_element(By.ID, "username")
    driver.implicitly_wait(30)
    ActionChains(driver).move_to_element(user_button).click(user_button).send_keys(user).perform()
    # time.sleep(3)
    
    passwd_button = driver.find_element(By.ID, "password")
    driver.implicitly_wait(30)
    ActionChains(driver).move_to_element(passwd_button).click(passwd_button).send_keys(passwd).send_keys(Keys.ENTER).perform()
    # time.sleep(1)


def check_duplicate(table_name, column, db):
    result = db.query(f'SELECT {column} FROM {table_name}')
    result = pd.DataFrame([dict(i) for i in result])
    
    return result[column].to_list()


def check_page(driver):
    soup = BeautifulSoup(driver.page_source, 'html.parser')
    try:
        if soup.find('h2', class_='headline-new').text.find('我們無法聯絡到您') != -1:
            print('email error')
            ignore_button = driver.find_element(By.CSS_SELECTOR, "button.secondary-action-new")
            driver.implicitly_wait(30)
            ActionChains(driver).move_to_element(ignore_button).click(ignore_button).perform()  
    except:
        pass