習作:FacebookのLikeボタンをクリックする

C#でSeleniumを用いて、Facebookのページ内にある「いいね！」を自動的にクリックするサンプル。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using System.Threading.Tasks;

using OpenQA.Selenium;

namespace LikeClicker
{
    class Program
    {
        static void Main(string[] args)
        {
            string userID = "test@example.co.jp";
            string password = "password";

            // AppSettings.BrowserName.Firefoxを変更することによって対象のブラウザを変更できます
            using (IWebDriver webDriver = WebDriverFactory.CreateInstance(AppSettings.BrowserName.HeadlessChrome))
            {
                webDriver.Url = @"https://www.facebook.com/";

                IWebElement userIdElement = webDriver.FindElement(By.Id("email"));
                IWebElement passwordElement = webDriver.FindElement(By.Id("pass"));

                userIdElement.SendKeys(userID);
                passwordElement.SendKeys(password);
                userIdElement.Submit();
                Console.WriteLine("認証が終了したら任意のキーを押して下さい。");
                Console.Read();

                string[] followURL = {
                        "https://www.facebook.com/pg/username1/posts/?ref=page_internal",
                        "https://www.facebook.com/pg/username2/posts/?ref=page_internal"};
                while (true)
                {
                    foreach (var tergetURL in followURL)
                    {
                        webDriver.Url = tergetURL;
                        Thread.Sleep(5000);

                        int findCount = 0;
                        foreach (var divElement in webDriver.FindElements(By.ClassName("_37uu")))
                        {
                            foreach (var refElement in divElement.FindElements(By.ClassName("UFILikeLink")))
                            {
                                if (refElement.GetAttribute("class").IndexOf("UFILinkBright") <= 0)
                                {
                                    refElement.Click();
                                    Thread.Sleep(3000);
                                }
                            }
                        }
                    }

                    Thread.Sleep(1000 * 60 * 10);
                }
            }
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using OpenQA.Selenium;
using OpenQA.Selenium.Chrome;
using OpenQA.Selenium.Edge;
using OpenQA.Selenium.Firefox;
using OpenQA.Selenium.IE;
using OpenQA.Selenium.Safari;

namespace LikeClicker
{
    internal class WebDriverFactory
    {
        public static IWebDriver CreateInstance(AppSettings.BrowserName browserName)
        {
            switch (browserName)
            {
                case AppSettings.BrowserName.None:
                    throw new ArgumentException(string.Format("Not Definition. BrowserName:{0}", browserName));

                case AppSettings.BrowserName.Chrome:
                    return new ChromeDriver();

                case AppSettings.BrowserName.HeadlessChrome:
                    ChromeOptions option = new ChromeOptions();
                    option.AddArgument("--headless");
                    return new ChromeDriver(option);

                case AppSettings.BrowserName.Firefox:
                    FirefoxDriverService driverService = FirefoxDriverService.CreateDefaultService();
                    driverService.FirefoxBinaryPath = @"C:\Program Files (x86)\Mozilla Firefox\firefox.exe";
                    driverService.HideCommandPromptWindow = true;
                    driverService.SuppressInitialDiagnosticInformation = true;
                    return new FirefoxDriver(driverService);

                case AppSettings.BrowserName.InternetExplorer:
                    return new InternetExplorerDriver();

                case AppSettings.BrowserName.Edge:
                    return new EdgeDriver();

                case AppSettings.BrowserName.Safari:
                    return new SafariDriver();

                default:
                    throw new ArgumentException(string.Format("Not Definition. BrowserName:{0}", browserName));
            }
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LikeClicker
{
    internal static class AppSettings
    {
        public enum BrowserName
        {
            None,
            Chrome,
            HeadlessChrome,
            Firefox,
            InternetExplorer,
            Edge,
            Safari
        }
    }
}