Installing works, buttons are disabled while working

GCMM/GCMM.csproj

@@ -17,6 +17,7 @@
 
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="System.IO.Compression" Version="4.3.0" />
   </ItemGroup>
 
   <ItemGroup>
@@ -35,6 +36,9 @@
   </ItemGroup>
 
   <ItemGroup>
+    <None Update="modlist.txt">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
     <None Update="Properties\Settings.settings">
       <Generator>SettingsSingleFileGenerator</Generator>
       <LastGenOutput>Settings.Designer.cs</LastGenOutput>

GCMM/MainForm.Designer.cs

@@ -38,6 +38,7 @@
             System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(MainForm));
             this.modlist = new System.Windows.Forms.ListView();
             this.modName = ((System.Windows.Forms.ColumnHeader)(new System.Windows.Forms.ColumnHeader()));
+            this.modAuthor = ((System.Windows.Forms.ColumnHeader)(new System.Windows.Forms.ColumnHeader()));
             this.modVersion = ((System.Windows.Forms.ColumnHeader)(new System.Windows.Forms.ColumnHeader()));
             this.modTimestamp = ((System.Windows.Forms.ColumnHeader)(new System.Windows.Forms.ColumnHeader()));
             this.status = new System.Windows.Forms.Label();
@@ -46,7 +47,6 @@
             this.modinfobox = new System.Windows.Forms.TextBox();
             this.playbtn = new System.Windows.Forms.Button();
             this.settingsbtn = new System.Windows.Forms.Button();
-            this.modAuthor = ((System.Windows.Forms.ColumnHeader)(new System.Windows.Forms.ColumnHeader()));
             this.SuspendLayout();
             // 
             // modlist
@@ -90,6 +90,11 @@
             this.modName.Text = "Name";
             this.modName.Width = 148;
             // 
+            // modAuthor
+            // 
+            this.modAuthor.Text = "Author";
+            this.modAuthor.Width = 142;
+            // 
             // modVersion
             // 
             this.modVersion.Text = "Version";
@@ -126,6 +131,7 @@
             this.installbtn.TabIndex = 2;
             this.installbtn.Text = "Install mod";
             this.installbtn.UseVisualStyleBackColor = true;
+            this.installbtn.Click += new System.EventHandler(this.installbtn_Click);
             // 
             // uninstallbtn
             // 
@@ -186,11 +192,6 @@
             this.settingsbtn.UseVisualStyleBackColor = true;
             this.settingsbtn.Click += new System.EventHandler(this.settingsbtn_Click);
             // 
-            // modAuthor
-            // 
-            this.modAuthor.Text = "Author";
-            this.modAuthor.Width = 142;
-            // 
             // MainForm
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);

GCMM/MainForm.cs

@@ -51,7 +51,9 @@ namespace GCMM
         private void playbtn_Click(object sender, EventArgs e)
         {
             if (playbtn.ForeColor == Color.Green) return; //Disabled
+            if (!BeginWork()) return;
             PatchGame();
+            EndWork();
         }
 
         private void settingsbtn_Click(object sender, EventArgs e)
@@ -63,7 +65,51 @@ namespace GCMM
 
         private void modlist_SelectedIndexChanged(object sender, EventArgs e)
         {
+            if (working) return;
+            switch (modlist.SelectedItems.Count)
+            {
+                case 0:
+                    modinfobox.Text = "";
+                    UpdateButton(installbtn, false);
+                    UpdateButton(uninstallbtn, false);
+                    break;
+                case 1:
+                default:
+                    installbtn.Text = "Install mod";
+                    UpdateButton(installbtn, false);
+                    UpdateButton(uninstallbtn, false);
+                    foreach (ListViewItem item in modlist.SelectedItems)
+                    {
+                        var mod = mods[item.Name];
+                        if (modlist.SelectedItems.Count == 1)
+                            modinfobox.Text = mod.Description?.Replace("\n", Environment.NewLine);
+                        else
+                            modinfobox.Text = modlist.SelectedItems.Count + " mods selected";
+                        if (mod.DownloadURL != null && !(mod.LatestVersion <= mod.Version))
+                        {
+                            UpdateButton(installbtn, true);
+                            if (mod.Version != null)
+                                installbtn.Text = "Update mod";
+                            else
+                                installbtn.Text = "Install mod";
+                        }
+                        if (mod.Version != null)
+                            UpdateButton(uninstallbtn, true);
+                    }
+                    break;
+            }
+        }
 
+        private async void installbtn_Click(object sender, EventArgs e)
+        {
+            if (installbtn.ForeColor == Color.Green) return; //Disabled
+            if (!BeginWork()) return;
+            foreach (ListViewItem item in modlist.SelectedItems)
+            {
+                if (item.Group.Name == "installed") continue;
+                await InstallMod(mods[item.Name]);
+            }
+            EndWork();
         }
     }
 }

GCMM/MainModInstaller.cs

@@ -0,0 +1,58 @@
+using GCMM.Properties;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.IO.Compression;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace GCMM
+{
+    partial class MainForm
+    {
+        public async Task InstallMod(ModInfo mod)
+        {
+            if (mod.DownloadURL == null) return;
+            if (!File.Exists(Settings.Default.GamePath + @"\Gamecraft.exe"))
+            {
+                MessageBox.Show("Gamecraft not found. Set the correct path in Settings.");
+                return;
+            }
+            var tmp = Directory.CreateDirectory("temp");
+            var plugins = Directory.CreateDirectory(Settings.Default.GamePath + @"\Plugins");
+            string tmppath = tmp.FullName + "\\" + mod.Name;
+            using (var client = GetClient())
+            {
+                await client.DownloadFileTaskAsync(mod.DownloadURL, tmppath);
+                string disposition = client.ResponseHeaders["Content-Disposition"];
+                string filename = disposition.Substring(disposition.IndexOf("filename=") + 10).Replace("\"", "");
+                if (filename.EndsWith(".dll"))
+                    File.Move(tmppath, plugins.FullName + "\\" + filename);
+                else if (filename.EndsWith(".zip"))
+                {
+                    bool pluginOnly = true;
+                    using (var archive = ZipFile.OpenRead(tmppath))
+                    {
+                        foreach (var entry in archive.Entries)
+                        {
+                            if (entry.FullName == "Plugins/")
+                            {
+                                pluginOnly = false;
+                                break;
+                            }
+                        }
+                        archive.ExtractToDirectory(pluginOnly ? plugins.FullName : Settings.Default.GamePath, true);
+                    }
+                }
+                else
+                {
+                    MessageBox.Show("Don't know how to install file: " + filename);
+                    return;
+                }
+                GetInstalledMods(); //Update list
+            }
+        }
+    }
+}

GCMM/MainModList.cs

@@ -5,7 +5,9 @@ using System.Collections.Generic;
 using System.Drawing;
 using System.IO;
 using System.Linq;
+using System.Net;
 using System.Reflection;
+using System.Runtime.CompilerServices;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
@@ -23,7 +25,7 @@ namespace GCMM
                 {
                     var an = AssemblyName.GetAssemblyName(modPath);
                     if (an.Name == "0Harmony") continue;
-                    AddUpdateModInList(new ModInfo { Name = an.Name, Version = an.Version.ToString(), LastUpdated = File.GetLastWriteTime(modPath) });
+                    AddUpdateModInList(new ModInfo { Name = an.Name, Version = an.Version, LastUpdated = File.GetLastWriteTime(modPath) });
                 }
                 catch (BadImageFormatException)
                 { //Not a .NET assembly
@@ -33,7 +35,7 @@ namespace GCMM
 
         public async void GetAvailableMods()
         {
-            string reposURL = "/api/v1/repos/search?sort=updated&order=desc";
+            /*string reposURL = "/api/v1/repos/search?sort=updated&order=desc";
             using (var client = GetClient())
             {
                 var obj = JObject.Parse(await client.DownloadStringTaskAsync(reposURL));
@@ -49,6 +51,17 @@ namespace GCMM
                     if (await FetchModInfo(mod)) //If it's actually a mod
                         AddUpdateModInList(mod);
                 }
+            }*/
+            foreach (string line in File.ReadLines("modlist.txt"))
+            {
+                var sp = line.Split('\t');
+                var mod = new ModInfo
+                {
+                    Author = sp[0],
+                    Name = sp[1]
+                };
+                if (await FetchModInfo(mod)) //If it's actually a mod
+                    AddUpdateModInList(mod);
             }
         }
 
@@ -57,17 +70,25 @@ namespace GCMM
             string repoURL = "/api/v1/repos/" + mod.Author + "/" + mod.Name + "/releases";
             using (var client = GetClient())
             {
-                var obj = JArray.Parse(await client.DownloadStringTaskAsync(repoURL));
+                var arr = JArray.Parse(await client.DownloadStringTaskAsync(repoURL));
-                var release = obj.FirstOrDefault(rel => !(bool)rel["prerelease"] && !(bool)rel["draft"]);
+                var release = arr.FirstOrDefault(rel => !(bool)rel["prerelease"] && !(bool)rel["draft"]);
                 if (release == null)
                     return false;
-                else
+                if (release["assets"].Count() == 1)
-                {
                     mod.DownloadURL = release["assets"].First["browser_download_url"].ToString();
-                    mod.LastUpdated = (DateTime)release["published_at"];
+                mod.LastUpdated = (DateTime)release["published_at"];
-                    mod.LatestVersion = release["tag_name"].ToString().Replace("v", "");
+                var ver = release["tag_name"].ToString().Replace("v", "").Split('.').Select(str => int.Parse(str)).ToArray();
-                    return true;
+                int getver(byte i) => ver.Length > i ? ver[i] : 0; //By default it sets values not present to -1, but we need them to be 0
+                mod.LatestVersion = new Version(getver(0), getver(1), getver(2), getver(3));
+                try
+                {
+                    var obj = JObject.Parse(await client.DownloadStringTaskAsync("/api/v1/repos/" + mod.Author + "/" + mod.Name + "/contents/README.md"));
+                    mod.Description = Encoding.UTF8.GetString(Convert.FromBase64String(obj["content"].ToString()));
                 }
+                catch(WebException)
+                { //It returns a HTTP 500 if it doesn't exist...
+                }
+                return true;
             }
         }
 
@@ -84,8 +105,10 @@ namespace GCMM
                 omod.Version = mod.Version ?? omod.Version;
                 omod.LatestVersion = mod.LatestVersion ?? omod.LatestVersion;
                 omod.LastUpdated = mod.LastUpdated == default ? omod.LastUpdated : mod.LastUpdated;
+                omod.Description = mod.Description ?? omod.Description;
+                omod.DownloadURL = mod.DownloadURL ?? omod.DownloadURL;
                 items[1].Text = omod.Author ?? "";
-                items[2].Text = omod.Version ?? omod.LatestVersion;
+                items[2].Text = (omod.Version ?? omod.LatestVersion)?.ToString();
                 items[3].Text = omod.LastUpdated.ToString();
                 item.Group = omod.Installed ? modlist.Groups["installed"] : modlist.Groups["available"];
                 if (mod.Version != mod.LatestVersion)
@@ -94,7 +117,7 @@ namespace GCMM
             else
             {
                 mods.Add(mod.Name, mod);
-                var item = new ListViewItem(new[] { mod.Name, mod.Author ?? "", mod.Version ?? mod.LatestVersion ?? "", mod.LastUpdated.ToString() }, modlist.Groups[mod.Installed ? "installed" : "available"]);
+                var item = new ListViewItem(new[] { mod.Name, mod.Author ?? "", (mod.Version ?? mod.LatestVersion)?.ToString() ?? "", mod.LastUpdated.ToString() }, modlist.Groups[mod.Installed ? "installed" : "available"]);
                 item.Name = mod.Name;
                 modlist.Items.Add(item);
             }

GCMM/MainPatcher.cs

@@ -15,7 +15,6 @@ namespace GCMM
 {
     partial class MainForm
     {
-
         public bool? CheckIfPatched()
         {
             if (!File.Exists(Settings.Default.GamePath + @"\IPA.exe"))
@@ -48,10 +47,6 @@ namespace GCMM
 
         public async void PatchGame()
         {
-            UpdateButton(playbtn, false);
-            UpdateButton(installbtn, false);
-            UpdateButton(uninstallbtn, false);
-            UpdateButton(settingsbtn, false);
             if (!CheckIfPatched().HasValue)
             {
                 if (MessageBox.Show("The patcher (GCIPA) is not found. It will be downloaded from https://git.exmods.org/modtainers/GCIPA/releases and ran to patch the game.", "Patcher download needed", MessageBoxButtons.OKCancel)

GCMM/MainUtils.cs

@@ -93,5 +93,29 @@ namespace GCMM
             client.BaseAddress = "https://git.exmods.org";
             return client;
         }
+
+        private bool working = false;
+        /// <summary>
+        /// Some simple "locking", only allow one operation at a time
+        /// </summary>
+        /// <returns>Whether the work can begin</returns>
+        public bool BeginWork()
+        {
+            if (working) return false;
+            working = true;
+            UpdateButton(playbtn, false);
+            UpdateButton(installbtn, false);
+            UpdateButton(uninstallbtn, false);
+            UpdateButton(settingsbtn, false);
+            return true;
+        }
+
+        public void EndWork()
+        {
+            working = false;
+            UpdateButton(playbtn, true);
+            UpdateButton(settingsbtn, true);
+            modlist_SelectedIndexChanged(modlist, null);
+        }
     }
 }

GCMM/ModInfo.cs

@@ -12,8 +12,8 @@ namespace GCMM
         /// <summary>
         /// Can be null.
         /// </summary>
-        public string Version { get; set; }
+        public Version Version { get; set; }
-        public string LatestVersion { get; set; }
+        public Version LatestVersion { get; set; }
         /// <summary>
         /// Can be null.
         /// </summary>

GCMM/ZipArchiveExtensions.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.IO.Compression;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GCMM
+{
+    public static class ZipArchiveExtensions
+    { //https://stackoverflow.com/a/14795752/2703239
+        public static void ExtractToDirectory(this ZipArchive archive, string destinationDirectoryName, bool overwrite)
+        {
+            if (!overwrite)
+            {
+                archive.ExtractToDirectory(destinationDirectoryName);
+                return;
+            }
+
+            DirectoryInfo di = Directory.CreateDirectory(destinationDirectoryName);
+            string destinationDirectoryFullPath = di.FullName;
+
+            foreach (ZipArchiveEntry file in archive.Entries)
+            {
+                string completeFileName = Path.GetFullPath(Path.Combine(destinationDirectoryFullPath, file.FullName));
+
+                if (!completeFileName.StartsWith(destinationDirectoryFullPath, StringComparison.OrdinalIgnoreCase))
+                {
+                    throw new IOException("Trying to extract file outside of destination directory. See this link for more info: https://snyk.io/research/zip-slip-vulnerability");
+                }
+
+                if (file.Name == "")
+                {// Assuming Empty for Directory
+                    Directory.CreateDirectory(Path.GetDirectoryName(completeFileName));
+                    continue;
+                }
+                file.ExtractToFile(completeFileName, true);
+            }
+        }
+    }
+}

GCMM/modlist.txt

@@ -0,0 +1,9 @@
+NGnius	GamecraftRichPresenceMod
+SnakesOnAGame	GamecraftScripting
+NGnius	Pixi
+modtainers	GamecraftModdingAPI
+ExtraCommands	extracommands
+NorbiPeti	GCDC
+NorbiPeti	GCMC
+NorbiPeti	BlockMod
+NGnius	leadercraft