从网上自动获取最新的补丁信息用于修改

RevokeMsgPatcher/FormMain.Designer.cs

@@ -36,6 +36,7 @@
             this.label1 = new System.Windows.Forms.Label();
             this.linkLabel1 = new System.Windows.Forms.LinkLabel();
             this.btnRestore = new System.Windows.Forms.Button();
+            this.lblUpdatePachJson = new System.Windows.Forms.Label();
             this.SuspendLayout();
             // 
             // label2
@@ -109,11 +110,23 @@
             this.btnRestore.UseVisualStyleBackColor = true;
             this.btnRestore.Click += new System.EventHandler(this.btnRestore_Click);
             // 
+            // lblUpdatePachJson
+            // 
+            this.lblUpdatePachJson.AutoSize = true;
+            this.lblUpdatePachJson.Cursor = System.Windows.Forms.Cursors.Hand;
+            this.lblUpdatePachJson.Location = new System.Drawing.Point(198, 44);
+            this.lblUpdatePachJson.Name = "lblUpdatePachJson";
+            this.lblUpdatePachJson.Size = new System.Drawing.Size(131, 12);
+            this.lblUpdatePachJson.TabIndex = 9;
+            this.lblUpdatePachJson.Text = "获取最新补丁信息中...";
+            this.lblUpdatePachJson.Click += new System.EventHandler(this.lblUpdatePachJson_Click);
+            // 
             // FormMain
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.ClientSize = new System.Drawing.Size(523, 69);
+            this.Controls.Add(this.lblUpdatePachJson);
             this.Controls.Add(this.btnRestore);
             this.Controls.Add(this.linkLabel1);
             this.Controls.Add(this.label1);
@@ -125,6 +138,7 @@
             this.Name = "FormMain";
             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
             this.Text = "微信防撤回补丁";
+            this.Load += new System.EventHandler(this.FormMain_Load);
             this.ResumeLayout(false);
             this.PerformLayout();
 
@@ -138,6 +152,7 @@
         private System.Windows.Forms.Label label1;
         private System.Windows.Forms.LinkLabel linkLabel1;
         private System.Windows.Forms.Button btnRestore;
+        private System.Windows.Forms.Label lblUpdatePachJson;
     }
 }
 

RevokeMsgPatcher/FormMain.cs

@@ -1,5 +1,7 @@
 using System;
 using System.IO;
+using System.Net;
+using System.Threading.Tasks;
 using System.Windows.Forms;
 
 namespace RevokeMsgPatcher
@@ -125,5 +127,36 @@ namespace RevokeMsgPatcher
         {
             System.Diagnostics.Process.Start("https://github.com/huiyadanli/RevokeMsgPatcher");
         }
+
+        private async void FormMain_Load(object sender, EventArgs e)
+        {
+            // 异步获取最新的补丁信息
+            Task<string> t = new Task<string>(() =>
+            {
+                return new WebClient().DownloadString("https://huiyadanli.coding.me/i/patch.json");
+            });
+            t.Start();
+            string json = await t;
+            if(string.IsNullOrEmpty(json))
+            {
+                lblUpdatePachJson.Text = "获取失败";
+
+            } else
+            {
+                patcher.SetNewPatchJson(json);
+                lblUpdatePachJson.Text = "获取成功";
+            }
+
+        }
+
+        private void lblUpdatePachJson_Click(object sender, EventArgs e)
+        {
+            string versions = "";
+            patcher.TargetFiles.ForEach(t =>
+            {
+                versions += t.Version + Environment.NewLine;
+            });
+            MessageBox.Show("当前所支持的微信版本:" + Environment.NewLine + versions);
+        }
     }
 }

RevokeMsgPatcher/Patcher.cs

@@ -1,5 +1,4 @@
 using RevokeMsgPatcher.Model;
-using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
@@ -9,7 +8,6 @@ namespace RevokeMsgPatcher
 {
     public class Patcher
     {
-
         private string intallPath;
         public string IntallPath
         {
@@ -40,12 +38,20 @@ namespace RevokeMsgPatcher
         private List<TargetFile> targetFiles;
         private TargetFile currentFile;
 
+        public List<TargetFile> TargetFiles { get => targetFiles; }
+
         public Patcher()
         {
             JavaScriptSerializer serializer = new JavaScriptSerializer();
             targetFiles = serializer.Deserialize<List<TargetFile>>(Properties.Resources.PatchJson);
         }
 
+        public void SetNewPatchJson(string json)
+        {
+            JavaScriptSerializer serializer = new JavaScriptSerializer();
+            targetFiles = serializer.Deserialize<List<TargetFile>>(json);
+        }
+
         public string JudgeVersion()
         {
             string sha1 = Util.ComputeFileSHA1(dllPath);
@@ -63,7 +69,6 @@ namespace RevokeMsgPatcher
                     return t.Version;
                 }
             }
-
             return null;
         }
 

RevokeMsgPatcher/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // 可以指定所有值，也可以使用以下所示的 "*" 预置版本号和修订号
 // 方法是按如下所示使用“*”: :
 //[assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.3")]
-[assembly: AssemblyFileVersion("0.3")]
+[assembly: AssemblyVersion("0.4")]
+[assembly: AssemblyFileVersion("0.4")]