[ModsManager] Make it possible to fetch mods from any Git platform of choice.

OpenKh.Tools.ModsManager/Services/ModsService.cs

@@ -121,11 +121,12 @@ public static Task InstallMod(
             bool isLuaFile,
             Action<string> progressOutput = null,
             Action<float> progressNumber = null,
+            string platformUrl = null,
             string branchName = null)
         {
             if (!isZipFile && !isLuaFile)
             {
-                return Task.Run(() => InstallModFromGithub(name, progressOutput, progressNumber, branchName));
+                return Task.Run(() => InstallModFromGit(name, progressOutput, progressNumber, platformUrl, branchName));
             }
             else if (isZipFile && !isLuaFile)
             {
@@ -277,10 +278,11 @@ public static void InstallModFromZip(
             }
         }
 
-        public static async Task InstallModFromGithub(
+        public static async Task InstallModFromGit(
             string repositoryName,
             Action<string> progressOutput = null,
             Action<float> progressNumber = null,
+            string platformName = null,
             string branchName = null)
         {
             var parts = repositoryName.Split('/');
@@ -294,15 +296,15 @@ public static async Task InstallModFromGithub(
             if (!string.IsNullOrWhiteSpace(branchName))
             {
                 progressOutput?.Invoke($"Fetching file {ModMetadata} from branch {branchName}");
-                var isValidMod = await RepositoryService.IsFileExists(repositoryName, branchName, ModMetadata);
+                var isValidMod = await RepositoryService.IsFileExists(repositoryName, branchName, ModMetadata, platformName);
                 if (!isValidMod)
                     throw new BranchNotValidException(repositoryName, branchName);
             }
             else
             {
                 branchName = DefaultGitBranch;
                 progressOutput?.Invoke($"Fetching file {ModMetadata} from {branchName}");
-                var isValidMod = await RepositoryService.IsFileExists(repositoryName, branchName, ModMetadata);
+                var isValidMod = await RepositoryService.IsFileExists(repositoryName, branchName, ModMetadata, platformName);
                 if (!isValidMod)
                 {
                     progressOutput?.Invoke($"{ModMetadata} not found, fetching default branch name");
@@ -311,7 +313,7 @@ public static async Task InstallModFromGithub(
                         throw new RepositoryNotFoundException(repositoryName);
 
                     progressOutput?.Invoke($"Fetching file {ModMetadata} from {branchName}");
-                    isValidMod = await RepositoryService.IsFileExists(repositoryName, branchName, ModMetadata);
+                    isValidMod = await RepositoryService.IsFileExists(repositoryName, branchName, ModMetadata, platformName);
                 }
 
                 if (!isValidMod)
@@ -363,7 +365,16 @@ await Task.Run(() =>
                     return true;
                 };
 
-                Repository.Clone($"https://github.com/{repositoryName}", modPath, options);
+                var _fetchPlatformUrl = new Uri("https://github.com/");
+                var _fetchRelativeUri = new Uri(_fetchPlatformUrl, $"{repositoryName}");
+
+                if (!String.IsNullOrWhiteSpace(platformName))
+                {
+                    _fetchPlatformUrl = new Uri(platformName.Contains("http") ? platformName : "https://" + platformName);
+                    _fetchRelativeUri = new Uri(_fetchPlatformUrl, $"{repositoryName}");
+                }
+
+                Repository.Clone(_fetchRelativeUri.ToString(), modPath, options);
             });
             if (IsCollection(repositoryName))
                 await MoveToCollection(repositoryName);

OpenKh.Tools.ModsManager/Services/RepositoryService.cs

@@ -1,6 +1,8 @@
 using LibGit2Sharp;
 using Newtonsoft.Json;
 using System;
+using System.IO;
+using System.Linq;
 using System.Net;
 using System.Net.Http;
 using System.Threading.Tasks;
@@ -38,8 +40,52 @@ public static async Task<string> GetMainBranchFromRepository(string repositoryNa
             return JsonConvert.DeserializeObject<ReposResponse>(await response.Content.ReadAsStringAsync())?.DefaultBranch;
         }
 
-        public static Task<bool> IsFileExists(string repoName, string branch, string filePath) =>
-            IsFileExists($"https://raw.githubusercontent.com/{repoName}/{branch}/{filePath}");
+        public static Task<bool> IsFileExists(string repoName, string branch, string filePath, string platformUrl = null)
+        {
+            if (!string.IsNullOrEmpty(platformUrl))
+            {
+                var _fetchBaseUri = new Uri(platformUrl.Contains("http") ? platformUrl : "https://" + platformUrl);
+                var _fetchRelativeUri = new Uri(_fetchBaseUri, $"{repoName}");
+
+                var _fetchRepoDirectory = $"gitfetch/{repoName}/{branch}";
+
+                var _cloneOptions = new CloneOptions
+                {
+                    Checkout = false,
+                    IsBare = true,
+                    BranchName = branch
+                };
+
+                _cloneOptions.FetchOptions.Prune = true;
+
+                Repository.Clone(_fetchRelativeUri.ToString(), _fetchRepoDirectory, _cloneOptions);
+                var _fetchRepository = new Repository(_fetchRepoDirectory);
+
+                var _fetchCommit = _fetchRepository.Head.Tip;
+                var _doesModFileExist = _fetchCommit["mod.yml"] != null;
+
+                _fetchRepository.Dispose();
+
+                if (Directory.Exists(_fetchRepoDirectory))
+                {
+                    var _fetchAllFiles = Directory.GetFiles(_fetchRepoDirectory, "*", SearchOption.AllDirectories);
+                    var _fetchAllDirectories = Directory.GetDirectories(_fetchRepoDirectory, "*", SearchOption.AllDirectories);
+
+                    foreach (var _fetchFile in _fetchAllFiles)
+                        File.SetAttributes(_fetchFile, FileAttributes.Normal);
+
+                    foreach (string _fetchDirectory in _fetchAllDirectories)
+                        File.SetAttributes(_fetchDirectory, FileAttributes.Normal);
+
+                    Directory.Delete(_fetchRepoDirectory, true);
+                }
+
+                return Task.FromResult(_doesModFileExist);
+            }
+
+            else
+                return IsFileExists($"https://raw.githubusercontent.com/{repoName}/{branch}/{filePath}");
+        }
 
         public static async Task<bool> IsFileExists(string url)
         {

OpenKh.Tools.ModsManager/ViewModels/DownloadableModViewModel.cs

@@ -71,7 +71,7 @@ private async void InstallMod()
                 });
 
                 // Install mod with progress updates
-                await Task.Run(() => ModsService.InstallModFromGithub(Repo,
+                await Task.Run(() => ModsService.InstallModFromGit(Repo,
                     progress => {
                         Application.Current.Dispatcher.Invoke(() => progressWindow.ProgressText = progress);
                     },

OpenKh.Tools.ModsManager/ViewModels/MainViewModel.cs

@@ -494,6 +494,7 @@ public MainViewModel()
                         var name = view.RepositoryName;
                         var isZipFile = view.IsZipFile;
                         var isLuaFile = view.IsLuaFile;
+                        var platformUrl = view.PlatformURL;
                         var branchName = view.BranchName;
                         progressWindow = Application.Current.Dispatcher.Invoke(() =>
                         {
@@ -512,7 +513,7 @@ await ModsService.InstallMod(name, isZipFile, isLuaFile, progress =>
                         }, nProgress =>
                         {
                             Application.Current.Dispatcher.Invoke(() => progressWindow.ProgressValue = nProgress);
-                        }, branchName);
+                        }, platformUrl, branchName);
                         var repoName = name;
                         if (!isZipFile && !isLuaFile)
                         {

OpenKh.Tools.ModsManager/ViewModels/ModViewModel.cs

@@ -1,3 +1,4 @@
+using LibGit2Sharp;
 using OpenKh.Common;
 using OpenKh.Tools.ModsManager.Models;
 using OpenKh.Tools.ModsManager.Services;
@@ -7,6 +8,7 @@
 using System.Collections.ObjectModel;
 using System.IO;
 using System.Linq;
+using System.Security.Policy;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Media;
@@ -41,6 +43,14 @@ public ModViewModel(ModModel model, IChangeModEnableState changeModEnableState)
             {
                 Author = Source[0..nameIndex];
                 Name = Source[(nameIndex + 1)..];
+
+                var _fetchRepository = new Repository(_model.Path);
+                var _fetchRemoteUrl = _fetchRepository.Network.Remotes.ElementAt(0).Url.TrimEnd('/');
+
+                SourceUrl = _fetchRemoteUrl;
+                ReportBugUrl = _fetchRemoteUrl + "/issues";
+
+                AuthorUrl = _fetchRemoteUrl.Substring(0, _fetchRemoteUrl.LastIndexOf('/') + 1);
             }
             else
             {
@@ -175,9 +185,9 @@ public CollectionSettingsViewModel CollectionSelectedValue
         public string Name { get; }
         public string Author { get; }
         public string Source => _model.Name;
-        public string AuthorUrl => $"https://github.com/{Author}";
-        public string SourceUrl => $"https://github.com/{Source}";
-        public string ReportBugUrl => $"https://github.com/{Source}/issues";
+        public string AuthorUrl { get; set; }
+        public string SourceUrl { get; set; }
+        public string ReportBugUrl { get; set; }
         public string FilesToPatch
         {
             get

OpenKh.Tools.ModsManager/Views/InstallModView.xaml

@@ -9,7 +9,7 @@
         WindowStartupLocation="CenterScreen"
         ResizeMode="NoResize"
          FocusManager.FocusedElement="{Binding ElementName=txtSourceModUrl}"
-        Title="Install a new mod or Lua Script..." Height="160" Width="300" SizeToContent="Height" Background="{Binding ColorTheme.BackgroundColor}" Foreground="{Binding ColorTheme.TextColor}">
+        Title="Install a new mod or Lua Script..." Height="183" Width="300" SizeToContent="Height" Background="{Binding ColorTheme.BackgroundColor}" Foreground="{Binding ColorTheme.TextColor}">
     <Window.InputBindings>
         <KeyBinding Key="Esc" Command="{Binding CloseCommand}"/>
     </Window.InputBindings>
@@ -29,16 +29,35 @@
                    Foreground="Gray" Visibility="{Binding ElementName=txtSourceModUrl, Path=Text.IsEmpty, Converter={StaticResource BooleanToVisibilityConverter}}" IsHitTestVisible="False"/>
                 <TextBox Name="txtSourceModUrl" Background="Transparent" Text="{Binding RepositoryName, UpdateSourceTrigger=PropertyChanged}" KeyUp="txtSourceModUrl_KeyUp" />
             </Grid>
-
-            <TextBlock Margin="0 0 0 3">Branch (optional)</TextBlock>
-            <Grid Margin="0 0 0 5" Background="White">
-                <TextBlock Margin="5,1" MinWidth="50" Text="eg. main"
-                   Foreground="Gray" Visibility="{Binding ElementName=txtBranchName, Path=Text.IsEmpty, Converter={StaticResource BooleanToVisibilityConverter}}" IsHitTestVisible="False"/>
-                <TextBox Name="txtBranchName" Background="Transparent" Text="{Binding BranchName, UpdateSourceTrigger=PropertyChanged}" KeyUp="txtSourceModUrl_KeyUp" />
-            </Grid>
-
+
             <TextBlock Margin="0 0 0 3">Install a Mod Archive or Lua Script</TextBlock>
             <Button Margin="0 0 0 5" Click="InstallLocalFile_Click">Select and install Mod Archive or Lua Script</Button>
+
+            <Expander Header="More Options" Foreground="{Binding ColorTheme.TextColor}">
+                <StackPanel>
+                    <TextBlock Margin="0 0 0 3">Hosted Platform (optional)</TextBlock>
+                    <Grid Margin="0 0 0 5" Background="White">
+                        <Grid.ColumnDefinitions>
+                            <ColumnDefinition Width="211*"/>
+                            <ColumnDefinition Width="70*"/>
+                        </Grid.ColumnDefinitions>
+                        <TextBlock Margin="5,1,5,1" MinWidth="50" Text="eg. https://github.com/"
+                   Foreground="Gray" Visibility="{Binding ElementName=txtPlatformUrl, Path=Text.IsEmpty, Converter={StaticResource BooleanToVisibilityConverter}}" IsHitTestVisible="False" Grid.ColumnSpan="2"/>
+                        <TextBox Name="txtPlatformUrl" Background="Transparent" Text="{Binding PlatformURL, UpdateSourceTrigger=PropertyChanged}" KeyUp="txtSourceModUrl_KeyUp" Grid.ColumnSpan="2" />
+                    </Grid>
+
+                    <TextBlock Margin="0 0 0 3">Branch (optional)</TextBlock>
+                    <Grid Margin="0 0 0 5" Background="White">
+                        <Grid.ColumnDefinitions>
+                            <ColumnDefinition Width="211*"/>
+                            <ColumnDefinition Width="70*"/>
+                        </Grid.ColumnDefinitions>
+                        <TextBlock Margin="5,1,5,1" MinWidth="50" Text="eg. main"
+                   Foreground="Gray" Visibility="{Binding ElementName=txtBranchName, Path=Text.IsEmpty, Converter={StaticResource BooleanToVisibilityConverter}}" IsHitTestVisible="False" Grid.ColumnSpan="2"/>
+                        <TextBox Name="txtBranchName" Background="Transparent" Text="{Binding BranchName, UpdateSourceTrigger=PropertyChanged}" KeyUp="txtSourceModUrl_KeyUp" Grid.ColumnSpan="2" />
+                    </Grid>
+                </StackPanel>
+            </Expander>
         </StackPanel>
 
         <Grid Grid.Row="2">

OpenKh.Tools.ModsManager/Views/InstallModView.xaml.cs

@@ -18,6 +18,7 @@ public partial class InstallModView : Window
 
         public RelayCommand CloseCommand { get; }
         public string RepositoryName { get; set; }
+        public string PlatformURL { get; set; }
         public string BranchName { get; set; }
         public bool IsZipFile { get; private set; }
         public bool IsLuaFile { get; private set; } = false;