downkyicore/DownKyi.Core/Utils/ObjectHelper.cs

using DownKyi.Core.Logging;
using System.Text.Json;
using System.Web;
using DownKyi.Core.Storage;
using Console = DownKyi.Core.Utils.Debugging.Console;

namespace DownKyi.Core.Utils;

public static class ObjectHelper
{
    /// <summary>
    /// 解析二维码登录返回的url，用于设置cookie
    /// </summary>
    /// <param name="url"></param>
    /// <returns></returns>
    public static List<DownKyiCookie> ParseCookie(string? url)
    {
        var cookies = new List<DownKyiCookie>();
        if (url is null or "") return cookies;

        var uri = new Uri(url);
        var queryString = uri.Query;
        var query = HttpUtility.ParseQueryString(queryString);
        cookies = (from item in query.AllKeys.OfType<string>()
            let value = query[item]
            where item is not ("Expires" or "gourl")
            select new DownKyiCookie(item, value, ".bilibili.com")).ToList();
        return cookies;
        // if (url is null or "")
        // {
        //     return cookieContainer;
        // }
        //
        // var strList = url.Split('?');
        // if (strList.Length < 2)
        // {
        //     return cookieContainer;
        // }
        //
        // var strList2 = strList[1].Split('&');
        // if (strList2.Length == 0)
        // {
        //     return cookieContainer;
        // }
        //
        // // 获取expires
        // var expires = strList2.FirstOrDefault(it => it.Contains("Expires"))?.Split('=')[1];
        // var dateTime = DateTime.Now;
        // dateTime = dateTime.AddSeconds(int.Parse(expires));
        //
        // foreach (var item in strList2)
        // {
        //     var strList3 = item.Split('=');
        //     if (strList3.Length < 2)
        //     {
        //         continue;
        //     }
        //
        //     var name = strList3[0];
        //     var value = strList3[1];
        //
        //     // 不需要
        //     if (name is "Expires" or "gourl")
        //     {
        //         continue;
        //     }
        //
        //     // 添加cookie
        //     cookieContainer.Add(new Cookie(name, value.Replace(",", "%2c"), "/", ".bilibili.com") { Expires = dateTime });
        //     Console.PrintLine(name + ": " + value + "\t" + cookieContainer.Count);
        // }

        // return cookieContainer;
    }

    /// <summary>
    /// 写入cookies到磁盘
    /// </summary>
    /// <param name="file"></param>
    /// <param name="cookieJar"></param>
    /// <returns></returns>
    public static bool WriteCookiesToDisk(string file, List<DownKyiCookie> cookieJar)
    {
        return WriteObjectToDisk(file, cookieJar);
    }

    /// <summary>
    /// 从磁盘读取cookie
    /// </summary>
    /// <param name="file"></param>
    /// <returns></returns>
    public static List<DownKyiCookie>? ReadCookiesFromDisk(string file)
    {
        try
        {
            using Stream stream = File.Open(file, FileMode.Open);
            Console.PrintLine("Reading object from disk... ");
            return JsonSerializer.Deserialize<List<DownKyiCookie>>(stream);
        }
        catch (IOException e)
        {
            Console.PrintLine("ReadObjectFromDisk()发生IO异常: {0}", e);
            LogManager.Error(e);
            return null;
        }
        catch (Exception e)
        {
            Console.PrintLine("ReadObjectFromDisk()发生异常: {0}", e);
            LogManager.Error(e);
            return null;
        }
    }

    /// <summary>
    /// 写入序列化对象到磁盘
    /// </summary>
    /// <param name="file"></param>
    /// <param name="obj"></param>
    /// <returns></returns>
    public static bool WriteObjectToDisk(string file, object obj)
    {
        try
        {
            using Stream stream = File.Create(file);
            Console.PrintLine("Writing object to disk... ");

            JsonSerializer.Serialize(stream, obj);

            Console.PrintLine("Done.");
            return true;
        }
        catch (IOException e)
        {
            Console.PrintLine("WriteObjectToDisk()发生IO异常: {0}", e);
            LogManager.Error(e);
            return false;
        }
        catch (Exception e)
        {
            Console.PrintLine("WriteObjectToDisk()发生异常: {0}", e);
            LogManager.Error(e);
            return false;
        }
    }
}