dotnet/molilian.core/Plus/Pangolin/DyUnion/DyUnionPlus.cs

using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.Controllers;
using Microsoft.AspNetCore.Mvc.Filters;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using dodohold.core;
using Dataoke;
using System.Text.RegularExpressions;
using Org.BouncyCastle.Ocsp;
using System.Diagnostics;
using TencentCloud.Fmu.V20191213.Models;
using Microsoft.VisualBasic;
using System.Text.Json;
using static System.Runtime.InteropServices.JavaScript.JSType;
using System.Security.Cryptography;
using Google.Protobuf.WellKnownTypes;
using System.Net;
using TencentCloud.Apm.V20210622.Models;
using TencentCloud.Dsgc.V20190723.Models;
using TencentCloud.Dts.V20211206.Models;
using TencentCloud.Waf.V20180125.Models;
using System.Data.SqlTypes;


namespace molilian.core
{
    public partial class DyUnionPlus
    {
        private static string _end_point;
        static DyUnionPlus()
        {
            _end_point = Environment.GetEnvironmentVariable("EndPoint");
        }


        public static DyDataDTO GetFormattedObject(string content, string ip = "", string oaid = "")
        {
            string shortLinkurl = GetLink(content);
            string deeplink_url = GetDeeplink(shortLinkurl, "", LinkTypeEnum.unknown);
            return new DyDataDTO()
            {
                message = string.Empty,
                link_type = LinkTypeEnum.unknown,
                channel = TkChannelEnum.dy,
                channel_type = ChannelTypeEnum.dy,
                accountName = string.Empty,
                success = false,
                content = content,
                ip = ip,
                oaid = oaid,
                elapsedTime = 0,
                shortLinkurl = shortLinkurl,
                deeplink_url = deeplink_url,
                itemName = "点击打开抖音APP",
                create_time = DateTime.Now,
                end_point = _end_point
            };
        }

        public static bool IsAffToken(string content)
        {
            if (string.IsNullOrEmpty(content)) return false;
            string pattern = "[ďȌƯƔɪƝɖƟɏƖԂȎȗϓɫɧơȲǏđǫƲƳɨǹƊȮǚƴɬɲƿȖȳɳɗʮϔӢǙɦɒɎƥʘưΊƞǪȈʠΌǓϒίȠƠƱƗǸ]{6}(.*?)([◤|◥|☆|商|品|详|情]+)[ˇ|ǚ|➝|Š|※|\\#|^|︽]{2}([A-Za-z0-9]+)[ǚ|ˇ|Ƞ|⇜|ǚ|︽|ˇ|\\#|^|Š|ǚ|^|➝|※]{2}";
            Match match = Regex.Match(content, pattern);
            return match.Success;
        }

        public static bool IsDyToken(string content)
        {
            if (string.IsNullOrEmpty(content)) return false;

            string pattern = "([ďȌƯƔɪƝɖƟɏƖԂȎȗϓɫɧơȲǏđǫƲƳɨǹƊȮǚƴɬɲƿȖȳɳɗʮϔӢǙɦɒɎƥʘưΊƞǪȈʠΌǓϒίȠƠƱƗǸĎÕŮÝÌŇ]{6}(?:极速版)?(?:口令|搜索))|##[a-zA-Z0-9]+##\\[抖音(?:极速版)?口令\\]";
            Regex regex = new(pattern);

            Match match = Regex.Match(content, pattern);
            return match.Success;
        }
        public static string? GetDesiredUrl(string url)
        {
            try
            {
                WebClientUtility client = new()
                {
                    AllowAutoRedirect = false
                };
                var response = client.Request(url);
                if (!response.Successed) return null;

                var target_url = response.ResponseMessage?.Headers?.Location?.ToString();

                return target_url;
            }
            catch (Exception ex)
            {
            }
            return null;
        }


        public static string GetLink(string content)
        {
            if (string.IsNullOrEmpty(content)) return content;
            string result = content;
            //string pattern = @"https?:\/\/?([\da-z\.-]+)\.([a-z]{2,6})(:\d{1,5})?([\/\w\.-]*)*\/?(#[\S]+)?(\?[\S]+)?";
            string pattern = @"https?://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]";
            Regex regex = new(pattern);
            MatchCollection matches = regex.Matches(content);

            foreach (Match m in matches.Cast<Match>())
            {
                string url = m.Value;
                return url;
            }
            return string.Empty;
        }
        public static LinkTypeEnum GetLinkType(string content, string? url)
        {
            if (!string.IsNullOrEmpty(content))
            {
                if (IsAffToken(content)) return LinkTypeEnum.other_aff;
                if (IsDyToken(content)) return LinkTypeEnum.goods;
            }

            if (string.IsNullOrEmpty(url)) return LinkTypeEnum.unknown;
            if (url.Contains("v.buydouke.com"))
            {
                //推广域名
                return LinkTypeEnum.other_aff;
            }

            if (url.StartsWith("https://www.iesdouyin.com/share/video"))
            {
                return LinkTypeEnum.video;
            }
            if (url.StartsWith("https://www.iesdouyin.com/share/user"))
            {
                return LinkTypeEnum.profile;
            }
            if (url.StartsWith("https://www.iesdouyin.com/share/note"))
            {
                return LinkTypeEnum.note;
            }
            if (url.StartsWith("https://webcast.amemv.com"))
            {
                return LinkTypeEnum.live;
            }
            if (url.StartsWith("https://haohuo.jinritemai.com/ecommerce/trade/detail"))
            {
                return LinkTypeEnum.goods;
            }

            if (url.Contains("iesdouyin.com") ||
                url.Contains("jinritemai.com") ||
                url.Contains("amemv.com") ||
                url.Contains("douyin.com"))
            {
                return LinkTypeEnum.baseDomain;
            }
            return LinkTypeEnum.unknown;
        }


        static bool ContainsSpecialFormat(string content)
        {
            // 使用正则表达式匹配内容中是否含有特定格式的字符串
            string pattern = @"[！$￥%]+[a-zA-Z0-9]+[！$￥%]]*";
            return Regex.IsMatch(content, pattern);
        }


        public static string GetDeeplink(string url, string shortLinkurl, LinkTypeEnum link_type)
        {
            string baseDeeplink = "snssdk1128://";
            if (string.IsNullOrEmpty(url)) return $"{baseDeeplink}feed?refer=web";
            try
            {
                switch (link_type)
                {
                    case LinkTypeEnum.live:
                        {
                            var room_id = url.GetContentPart("webcast/reflow/", "?");
                            return $"{baseDeeplink}live?room_id={room_id}";
                        }
                    case LinkTypeEnum.video:
                        {
                            var video_id = url.GetContentPart("/share/video/", "/");
                            return $"{baseDeeplink}aweme/detail/{video_id}";
                        }
                    case LinkTypeEnum.note:
                        {
                            var video_id = url.GetContentPart("/share/note/", "/");
                            return $"{baseDeeplink}aweme/detail/{video_id}";
                        }
                    case LinkTypeEnum.goods:
                        {
                            return $"{baseDeeplink}webview?url={shortLinkurl.UrlEncode()}";
                        }
                    case LinkTypeEnum.profile:
                        {
                            var sec_uid = url.GetContentPart("/share/user/", "?");
                            return $"{baseDeeplink}user/profile?sec_uid={sec_uid}";
                        }
                    case LinkTypeEnum.unknown:
                    case LinkTypeEnum.baseDomain:
                        return $"{baseDeeplink}webview?url={url.UrlEncode()}&from=webview&hide_nav_bar=1&refer=web";
                    case LinkTypeEnum.other_aff:
                        return $"{baseDeeplink}feed?refer=web";
                }

                //string virtual_params = $"{{\"category\":\"jump\",\"des\":\"m\",\"sourceValue\":\"babel-act\",\"sourceType\":\"babel\",\"url\":\"{url}\",\"M_sourceFrom\":\"h5auto\",\"msf_type\":\"auto\"}}";
                //string result = $"openapp.jdmobile://virtual?params={virtual_params.UrlEncode()}";
                //return result;

                /*
                 * 短视频跟直播间的 根据url的curl直接取id拼接dp
                 * 
                   商品分两种 可转链不可转  走穿山甲api去转，能转的直接用api的dp，不能转的就直接webview拼接原地址做dp
                 商品，短视频，直播间，个人主页
                 */
            }
            catch
            {
            }
            return baseDeeplink;
        }

        public static async Task<DyDataDTO> DyParseAsync(PangolinDTO account, string content, DyDataDTO result, CancellationToken cancellationToken = default)
        {
            var plus = new DyUnionPlus(account.app_key, account.app_secret);

            string message = "OK";
            string url = GetLink(content);
            string? desired_url = url;
            if (url.StartsWith("https://v.douyin.com")) desired_url = GetDesiredUrl(url);

            result.link_type = GetLinkType(content, desired_url);
            result.deeplink_url = GetDeeplink(desired_url, url, result.link_type);

            if (result.link_type == LinkTypeEnum.other_aff)
            {
                result.success = false;
                result.link_type = LinkTypeEnum.unknown;
                result.channel_type = ChannelTypeEnum.dy;
                result.message = "其他推广链接";
                result.accountName = string.Empty;
                result.content = content;
                result.shortLinkurl = url;
            }
            switch (result.link_type)
            {
                case LinkTypeEnum.other_aff:
                    {
                        result.success = false;
                        result.channel_type = ChannelTypeEnum.dy;
                        result.message = "其他推广链接";
                        result.accountName = string.Empty;
                        result.content = content;
                        result.shortLinkurl = url;
                        return result;
                    }
                case LinkTypeEnum.goods:
                case LinkTypeEnum.live:

                    {
                        result = await plus.ParseAsync(url, result, cancellationToken);
                        return result;
                    }
                //case LinkTypeEnum.live:
                //    {
                //        string room_id = result.deeplink_url.GetContentPart("room_id=", "");
                //        result = await plus.LiveParse(room_id, result);
                //        return result;
                //    }

                default:
                    //跳转到抖音
                    result.shortLinkurl = url;
                    result.success = false;
                    result.message = "转链失败";
                    return result;
            }
        }
    }
}