修复标题中无合法字符时崩溃的问题 #1143

feat: 减少视频解析页面接口调用次数

CHANGELOG.md

@@ -1,5 +1,10 @@
 # 更新日志
 
+## `2023/12/10` v1.6.1
+
+* [优化] 如果存在下载完成列表，弹出选择框是否再次下载。
+* [修复] 更新wbi签名算法，解决无法解析下载视频的问题。
+
 ## `2023/12/09` v1.6.0
 
 * [优化] 下载列表弹出框。

src/DownKyi.Core/BiliApi/Login/LoginQR.cs

@@ -120,7 +120,7 @@ namespace DownKyi.Core.BiliApi.Login
         public static BitmapImage GetLoginQRCode(string url)
         {
             // 设置的参数影响app能否成功扫码
-            Bitmap qrCode = Utils.QRCode.EncodeQRCode(url, 10, 10, null, 0, 0, false);
+            Bitmap qrCode = Utils.QRCode.EncodeQRCode(url, 12, 10, null, 0, 0, false);
 
             MemoryStream ms = new MemoryStream();
             qrCode.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp);

src/DownKyi.Core/BiliApi/LoginNew/LoginQR.cs

@@ -83,7 +83,7 @@ namespace DownKyi.Core.BiliApi.LoginNew
         public static BitmapImage GetLoginQRCode(string url)
         {
             // 设置的参数影响app能否成功扫码
-            Bitmap qrCode = Utils.QRCode.EncodeQRCode(url, 10, 10, null, 0, 0, false);
+            Bitmap qrCode = Utils.QRCode.EncodeQRCode(url, 12, 10, null, 0, 0, false);
 
             MemoryStream ms = new MemoryStream();
             qrCode.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp);

src/DownKyi.Core/BiliApi/Sign/WbiSign.cs

@@ -2,6 +2,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Net.Http;
 using System.Security.Cryptography;
 using System.Text;
 using System.Text.RegularExpressions;
@@ -39,7 +40,7 @@ namespace DownKyi.Core.BiliApi.Sign
         /// </summary>
         /// <param name="parameters"></param>
         /// <returns></returns>
-        public static string ParametersToQuery(Dictionary<string, object> parameters)
+        public static string ParametersToQuery(Dictionary<string, string> parameters)
         {
             var keys = parameters.Keys.ToList();
             var queryList = new List<string>();
@@ -56,9 +57,51 @@ namespace DownKyi.Core.BiliApi.Sign
         /// </summary>
         /// <param name="parameters"></param>
         /// <returns></returns>
-        public static Dictionary<string, object> EncodeWbi(Dictionary<string, object> parameters)
+        public static Dictionary<string, string> EncodeWbi(Dictionary<string, object> parameters)
         {
-            return EncodeWbi(parameters, GetKey().Item1, GetKey().Item2);
+            return EncWbi(parameters, GetKey().Item1, GetKey().Item2);
+        }
+
+        /// <summary>
+        /// Wbi签名，返回所有参数字典
+        /// </summary>
+        /// <param name="parameters"></param>
+        /// <param name="imgKey"></param>
+        /// <param name="subKey"></param>
+        /// <returns></returns>
+        private static Dictionary<string, string> EncWbi(Dictionary<string, object> parameters, string imgKey, string subKey)
+        {
+            Dictionary<string, string> paraStr = new Dictionary<string, string>();
+            foreach (var para in parameters)
+            {
+                var key = para.Key;
+                var value = para.Value.ToString();
+                paraStr.Add(key, value);
+            }
+
+            string mixinKey = GetMixinKey(imgKey + subKey);
+            string currTime = DateTimeOffset.Now.ToUnixTimeSeconds().ToString();
+            //添加 wts 字段
+            paraStr["wts"] = currTime;
+            // 按照 key 重排参数
+            paraStr = paraStr.OrderBy(p => p.Key).ToDictionary(p => p.Key, p => p.Value);
+            //过滤 value 中的 "!'()*" 字符
+            paraStr = paraStr.ToDictionary(
+                kvp => kvp.Key,
+                kvp => new string(kvp.Value.Where(chr => !"!'()*".Contains(chr)).ToArray())
+            );
+            // 序列化参数
+            string query = new FormUrlEncodedContent(paraStr).ReadAsStringAsync().Result;
+            //计算 w_rid
+            using (MD5 md5 = MD5.Create())
+            {
+                //using MD5 md5 = MD5.Create();
+                byte[] hashBytes = md5.ComputeHash(Encoding.UTF8.GetBytes(query + mixinKey));
+                string wbiSign = BitConverter.ToString(hashBytes).Replace("-", "").ToLower();
+                paraStr["w_rid"] = wbiSign;
+            }
+
+            return paraStr;
         }
 
         /// <summary>
@@ -76,7 +119,7 @@ namespace DownKyi.Core.BiliApi.Sign
 
             var newParameters = new Dictionary<string, object>
             {
-                { "wts", (long)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds }
+                { "wts", DateTimeOffset.Now.ToUnixTimeSeconds().ToString() }
             };
 
             foreach (var para in parameters)

src/DownKyi.Core/BiliApi/VideoStream/VideoStream.cs

@@ -103,6 +103,7 @@ namespace DownKyi.Core.BiliApi.VideoStream
         {
             var parameters = new Dictionary<string, object>
             {
+                { "from_client", "BROWSER" },
                 { "fourk", 1 },
                 { "fnver", 0 },
                 { "fnval", 4048 },

src/DownKyi.Core/DownKyi.Core.csproj

@@ -52,20 +52,20 @@
     <Reference Include="Brotli.Core, Version=2.1.1.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\Brotli.NET.2.1.1\lib\net45\Brotli.Core.dll</HintPath>
     </Reference>
-    <Reference Include="Google.Protobuf, Version=3.21.12.0, Culture=neutral, PublicKeyToken=a7d26565bac4d604, processorArchitecture=MSIL">
-      <HintPath>..\packages\Google.Protobuf.3.21.12\lib\net45\Google.Protobuf.dll</HintPath>
+    <Reference Include="Google.Protobuf, Version=3.29.3.0, Culture=neutral, PublicKeyToken=a7d26565bac4d604, processorArchitecture=MSIL">
+      <HintPath>..\packages\Google.Protobuf.3.29.3\lib\net45\Google.Protobuf.dll</HintPath>
     </Reference>
     <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\packages\Newtonsoft.Json.13.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
+      <HintPath>..\packages\Newtonsoft.Json.13.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="PresentationCore" />
     <Reference Include="PresentationFramework" />
-    <Reference Include="QRCoder, Version=1.4.3.0, Culture=neutral, PublicKeyToken=c4ed5b9ae8358a28, processorArchitecture=MSIL">
-      <HintPath>..\packages\QRCoder.1.4.3\lib\net40\QRCoder.dll</HintPath>
+    <Reference Include="QRCoder, Version=1.6.0.0, Culture=neutral, PublicKeyToken=c4ed5b9ae8358a28, processorArchitecture=MSIL">
+      <HintPath>..\packages\QRCoder.1.6.0\lib\net40\QRCoder.dll</HintPath>
     </Reference>
     <Reference Include="System" />
-    <Reference Include="System.Buffers, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Buffers.4.5.1\lib\net461\System.Buffers.dll</HintPath>
+    <Reference Include="System.Buffers, Version=4.0.4.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Buffers.4.6.0\lib\net462\System.Buffers.dll</HintPath>
     </Reference>
     <Reference Include="System.Core" />
     <Reference Include="System.Data.SQLite, Version=1.0.112.1, Culture=neutral, PublicKeyToken=db937bc2d44ff139, processorArchitecture=MSIL">
@@ -73,15 +73,15 @@
     </Reference>
     <Reference Include="System.Drawing" />
     <Reference Include="System.Management" />
-    <Reference Include="System.Memory, Version=4.0.1.2, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Memory.4.5.5\lib\net461\System.Memory.dll</HintPath>
+    <Reference Include="System.Memory, Version=4.0.2.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Memory.4.6.0\lib\net462\System.Memory.dll</HintPath>
     </Reference>
     <Reference Include="System.Numerics" />
-    <Reference Include="System.Numerics.Vectors, Version=4.1.4.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Numerics.Vectors.4.5.0\lib\net46\System.Numerics.Vectors.dll</HintPath>
+    <Reference Include="System.Numerics.Vectors, Version=4.1.5.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Numerics.Vectors.4.6.0\lib\net462\System.Numerics.Vectors.dll</HintPath>
     </Reference>
-    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.6.0.0\lib\net461\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
+    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.6.1.0\lib\net462\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Runtime.InteropServices.RuntimeInformation, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Runtime.InteropServices.RuntimeInformation.4.3.0\lib\net45\System.Runtime.InteropServices.RuntimeInformation.dll</HintPath>
@@ -392,9 +392,9 @@
     <Error Condition="!Exists('..\packages\Brotli.NET.2.1.1\build\Brotli.NET.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Brotli.NET.2.1.1\build\Brotli.NET.targets'))" />
     <Error Condition="!Exists('..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets'))" />
     <Error Condition="!Exists('..\packages\WebPSharp.0.5.1\build\WebPSharp.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\WebPSharp.0.5.1\build\WebPSharp.targets'))" />
-    <Error Condition="!Exists('..\packages\Google.Protobuf.Tools.3.21.12\build\Google.Protobuf.Tools.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Google.Protobuf.Tools.3.21.12\build\Google.Protobuf.Tools.targets'))" />
+    <Error Condition="!Exists('..\packages\Google.Protobuf.Tools.3.29.3\build\Google.Protobuf.Tools.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Google.Protobuf.Tools.3.29.3\build\Google.Protobuf.Tools.targets'))" />
   </Target>
   <Import Project="..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets" Condition="Exists('..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets')" />
   <Import Project="..\packages\WebPSharp.0.5.1\build\WebPSharp.targets" Condition="Exists('..\packages\WebPSharp.0.5.1\build\WebPSharp.targets')" />
-  <Import Project="..\packages\Google.Protobuf.Tools.3.21.12\build\Google.Protobuf.Tools.targets" Condition="Exists('..\packages\Google.Protobuf.Tools.3.21.12\build\Google.Protobuf.Tools.targets')" />
+  <Import Project="..\packages\Google.Protobuf.Tools.3.29.3\build\Google.Protobuf.Tools.targets" Condition="Exists('..\packages\Google.Protobuf.Tools.3.29.3\build\Google.Protobuf.Tools.targets')" />
 </Project>

src/DownKyi.Core/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 //可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值
 //通过使用 "*"，如下所示:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.2.0.0")]
-[assembly: AssemblyFileVersion("2.2.0.0")]
+[assembly: AssemblyVersion("2.2.1.0")]
+[assembly: AssemblyFileVersion("2.2.1.0")]

src/DownKyi.Core/Utils/Format.cs

@@ -199,7 +199,7 @@ namespace DownKyi.Core.Utils
             destName = Regex.Replace(destName, @"\p{C}+", string.Empty);
 
             // 如果只有空白字符、dot符
-            if (destName == " " || destName == ".")
+            if (string.IsNullOrWhiteSpace(destName) || destName == ".")
             {
                 return "[empty title]";
             }

src/DownKyi.Core/app.config

@@ -4,11 +4,11 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-6.0.1.0" newVersion="6.0.1.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Memory" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.2" newVersion="4.0.1.2" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
       </dependentAssembly>
     </assemblyBinding>
   </runtime>

src/DownKyi.Core/packages.config

@@ -1,15 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Brotli.NET" version="2.1.1" targetFramework="net472" />
-  <package id="Google.Protobuf" version="3.21.12" targetFramework="net472" />
-  <package id="Google.Protobuf.Tools" version="3.21.12" targetFramework="net472" />
-  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net472" />
-  <package id="QRCoder" version="1.4.3" targetFramework="net472" />
-  <package id="System.Buffers" version="4.5.1" targetFramework="net472" />
+  <package id="Google.Protobuf" version="3.29.3" targetFramework="net472" />
+  <package id="Google.Protobuf.Tools" version="3.29.3" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net472" />
+  <package id="QRCoder" version="1.6.0" targetFramework="net472" />
+  <package id="System.Buffers" version="4.6.0" targetFramework="net472" />
   <package id="System.Data.SQLite.Core" version="1.0.112.2" targetFramework="net472" />
-  <package id="System.Memory" version="4.5.5" targetFramework="net472" />
-  <package id="System.Numerics.Vectors" version="4.5.0" targetFramework="net472" />
-  <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net472" />
+  <package id="System.Memory" version="4.6.0" targetFramework="net472" />
+  <package id="System.Numerics.Vectors" version="4.6.0" targetFramework="net472" />
+  <package id="System.Runtime.CompilerServices.Unsafe" version="6.1.0" targetFramework="net472" />
   <package id="System.Runtime.InteropServices.RuntimeInformation" version="4.3.0" targetFramework="net472" />
   <package id="WebPSharp" version="0.5.1" targetFramework="net472" />
 </packages>

src/DownKyi/DownKyi.csproj

@@ -562,10 +562,10 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Hardcodet.NotifyIcon.Wpf">
-      <Version>1.1.0</Version>
+      <Version>2.0.1</Version>
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json">
-      <Version>13.0.2</Version>
+      <Version>13.0.3</Version>
     </PackageReference>
     <PackageReference Include="Prism.DryIoc" Version="8.1.97" />
     <PackageReference Include="System.Data.SQLite.Core">

src/DownKyi/Languages/Default.xaml

@@ -144,7 +144,8 @@
 
     <system:String x:Key="TipAlreadyToAddDownloading">已经添加到下载列表~</system:String>
     <system:String x:Key="TipAlreadyToAddDownloaded">已经下载完成~</system:String>
-    <system:String x:Key="TipAddDownloadingZero">没有选中项符合下载要求！</system:String>
+    <system:String x:Key="TipAlreadyToAddDownloaded2">该视频已经下载完成，是否重新下载？</system:String>
+    <system:String x:Key="TipAddDownloadingZero">没有添加任何视频~</system:String>
     <system:String x:Key="TipAddDownloadingFinished1">成功添加了</system:String>
     <system:String x:Key="TipAddDownloadingFinished2">项~</system:String>
 

src/DownKyi/Models/AppInfo.cs

@@ -11,7 +11,7 @@ namespace DownKyi.Models
 
         const int a = 1;
         const int b = 6;
-        const int c = 0;
+        const int c = 1;
 
         public AppInfo()
         {

src/DownKyi/Properties/AssemblyInfo.cs

@@ -51,5 +51,5 @@ using System.Windows;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.6.0.0")]
-[assembly: AssemblyFileVersion("1.6.0.0")]
+[assembly: AssemblyVersion("1.6.1.0")]
+[assembly: AssemblyFileVersion("1.6.1.0")]

src/DownKyi/Services/AlertService.cs

@@ -67,10 +67,15 @@ namespace DownKyi.Services
                 { "message", message },
                 { "button_number", buttonNumber }
             };
-            dialogService.ShowDialog(ViewAlertDialogViewModel.Tag, param, buttonResult =>
+
+            App.PropertyChangeAsync(() =>
             {
-                result = buttonResult.Result;
+                dialogService.ShowDialog(ViewAlertDialogViewModel.Tag, param, buttonResult =>
+                {
+                    result = buttonResult.Result;
+                });
             });
+
             return result;
         }
 

src/DownKyi/Services/Download/AddToDownloadService.cs

@@ -221,7 +221,7 @@ namespace DownKyi.Services.Download
         /// <param name="directory">下载路径</param>
         /// <param name="isAll">是否下载所有，包括未选中项</param>
         /// <returns>添加的数量</returns>
-        public int AddToDownload(IEventAggregator eventAggregator, string directory, bool isAll = false)
+        public int AddToDownload(IEventAggregator eventAggregator, IDialogService dialogService, string directory, bool isAll = false)
         {
             if (directory == null || directory == string.Empty) { return -1; }
             if (videoSections == null) { return -1; }
@@ -269,7 +269,7 @@ namespace DownKyi.Services.Download
                     }
                     if (isDownloading) { continue; }
 
-                    // TODO 如果存在下载完成列表，弹出选择框是否再次下载
+                    // 如果存在下载完成列表，弹出选择框是否再次下载
                     bool isDownloaded = false;
                     foreach (DownloadedItem item in App.DownloadedList)
                     {
@@ -277,8 +277,25 @@ namespace DownKyi.Services.Download
 
                         if (item.DownloadBase.Cid == page.Cid && item.Resolution.Id == page.VideoQuality.Quality && item.AudioCodec.Name == page.AudioQualityFormat && item.VideoCodecName == page.VideoQuality.SelectedVideoCodec)
                         {
-                            eventAggregator.GetEvent<MessageEvent>().Publish($"{page.Name}{DictionaryResource.GetString("TipAlreadyToAddDownloaded")}");
-                            isDownloaded = true;
+                            //eventAggregator.GetEvent<MessageEvent>().Publish($"{page.Name}{DictionaryResource.GetString("TipAlreadyToAddDownloaded")}");
+                            //isDownloaded = true;
+
+                            AlertService alertService = new AlertService(dialogService);
+                            ButtonResult result = alertService.ShowInfo(DictionaryResource.GetString("TipAlreadyToAddDownloaded2"));
+                            if (result == ButtonResult.OK)
+                            {
+                                App.PropertyChangeAsync(() =>
+                                {
+                                    App.DownloadedList.Remove(item);
+                                });
+
+                                isDownloaded = false;
+                            }
+                            else
+                            {
+                                isDownloaded = true;
+                            }
+
                             break;
                         }
                     }

src/DownKyi/ViewModels/ViewChannelViewModel.cs

@@ -295,7 +295,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(videoInfoService);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewMyBangumiFollowViewModel.cs

@@ -348,7 +348,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(service);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewMyFavoritesViewModel.cs

@@ -378,7 +378,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(videoInfoService);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewMyHistoryViewModel.cs

@@ -291,7 +291,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(service);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewMyToViewVideoViewModel.cs

@@ -277,7 +277,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(videoInfoService);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewPublicFavoritesViewModel.cs

@@ -298,7 +298,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(videoInfoService);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewPublicationViewModel.cs

@@ -332,7 +332,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(videoInfoService);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewSeasonsSeriesViewModel.cs

@@ -296,7 +296,7 @@ namespace DownKyi.ViewModels
                     addToDownloadService.GetVideo();
                     addToDownloadService.ParseVideo(videoInfoService);
                     // 下载
-                    i += addToDownloadService.AddToDownload(eventAggregator, directory);
+                    i += addToDownloadService.AddToDownload(eventAggregator, dialogService, directory);
                 }
             });
 

src/DownKyi/ViewModels/ViewUserSpaceViewModel.cs

@@ -362,7 +362,7 @@ namespace DownKyi.ViewModels
                         sexUri = new Uri($"pack://application:,,,/Resources/sex/female.png");
                     }
                     // 显示vip信息
-                    if (userInfo.Vip.Label.Text == null || userInfo.Vip.Label.Text == "")
+                    if (userInfo.Vip == null || userInfo.Vip.Label.Text == null || userInfo.Vip.Label.Text == "")
                     {
                         VipTypeVisibility = Visibility.Collapsed;
                     }

src/DownKyi/ViewModels/ViewVideoDetailViewModel.cs

@@ -34,6 +34,9 @@ namespace DownKyi.ViewModels
         // 保存输入字符串，避免被用户修改
         private string input = null;
 
+        // 保存当前页面服务，减少new的开销和接口调用次数
+        private IInfoService infoService;
+
         #region 页面属性申明
 
         private VectorImage arrowBack;
@@ -233,7 +236,7 @@ namespace DownKyi.ViewModels
                     input = InputText;
 
                     // 更新页面
-                    UnityUpdateView(UpdateView, input, null);
+                    UnityUpdateView(UpdateView, input, null, true);
 
                     // 是否自动解析视频
                     if (SettingsManager.GetInstance().IsAutoParseVideo() == AllowStatus.YES)
@@ -410,7 +413,7 @@ namespace DownKyi.ViewModels
                 {
                     LogManager.Debug(Tag, $"Video Page: {videoPage.Cid}");
 
-                    UnityUpdateView(ParseVideo, input, videoPage);
+                    UnityUpdateView(ParseVideo, input, videoPage, true);
                 });
             }
             catch (Exception e)
@@ -635,25 +638,34 @@ namespace DownKyi.ViewModels
         /// <param name="action"></param>
         /// <param name="input"></param>
         /// <param name="page"></param>
-        private void UnityUpdateView(Action<IInfoService, VideoPage> action, string input, VideoPage page)
+        /// <param name="force">强制new</param>
+        private void UnityUpdateView(Action<IInfoService, VideoPage> action, string input, VideoPage page,bool force = false)
         {
-            // 视频
-            if (ParseEntrance.IsAvUrl(input) || ParseEntrance.IsBvUrl(input))
+            if (infoService == null || force)
             {
-                action(new VideoInfoService(input), page);
-            }
+                // 视频
+                if (ParseEntrance.IsAvUrl(input) || ParseEntrance.IsBvUrl(input))
+                {
+                    infoService = new VideoInfoService(input);
+                }
 
-            // 番剧（电影、电视剧）
-            if (ParseEntrance.IsBangumiSeasonUrl(input) || ParseEntrance.IsBangumiEpisodeUrl(input) || ParseEntrance.IsBangumiMediaUrl(input))
-            {
-                action(new BangumiInfoService(input), page);
-            }
+                // 番剧（电影、电视剧）
+                if (ParseEntrance.IsBangumiSeasonUrl(input) || ParseEntrance.IsBangumiEpisodeUrl(input) || ParseEntrance.IsBangumiMediaUrl(input))
+                {
+                    infoService = new BangumiInfoService(input);
+                }
 
-            // 课程
-            if (ParseEntrance.IsCheeseSeasonUrl(input) || ParseEntrance.IsCheeseEpisodeUrl(input))
-            {
-                action(new CheeseInfoService(input), page);
+                // 课程
+                if (ParseEntrance.IsCheeseSeasonUrl(input) || ParseEntrance.IsCheeseEpisodeUrl(input))
+                {
+                    infoService = new CheeseInfoService(input);
+                }
             }
+            if (infoService == null)
+            {
+                return;
+            }
+            action(infoService, page);
         }
 
         /// <summary>
@@ -773,7 +785,7 @@ namespace DownKyi.ViewModels
                 // 传递video对象
                 addToDownloadService.GetVideo(VideoInfoView, VideoSections.ToList());
                 // 下载
-                i = addToDownloadService.AddToDownload(eventAggregator, directory, isAll);
+                i = addToDownloadService.AddToDownload(eventAggregator, dialogService, directory, isAll);
             });
 
             if (directory == null)

src/NuGet.config

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+    <packageSources>
+        <!-- 下一行的 clear 如果取消了注释，那么就会清除掉全局的 NuGet 源，而注释掉可以继承全局 NuGet 源，只是额外添加。 -->
+        <!-- <clear /> -->
+        <add key="MyNuget" value="../third_party" />
+    </packageSources>
+</configuration>