From 7989cad1f42ce9a5a6c970b8ab604673512c8056 Mon Sep 17 00:00:00 2001
From: Ravi Patel <ravi15@outlook.com>
Date: Sat, 10 Feb 2018 14:46:44 +0530
Subject: [PATCH] Now integrity of the downloaded file will be checked using
 provided checksum as soon as the download completes.

---
 AutoUpdater.NET/DownloadUpdateDialog.cs | 20 ++++++++++----------
 AutoUpdaterTest/FormMain.cs             |  2 +-
 README.md                               |  4 ++--
 3 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/AutoUpdater.NET/DownloadUpdateDialog.cs b/AutoUpdater.NET/DownloadUpdateDialog.cs
index a8415fdd..6744875b 100644
--- a/AutoUpdater.NET/DownloadUpdateDialog.cs
+++ b/AutoUpdater.NET/DownloadUpdateDialog.cs
@@ -66,6 +66,16 @@ private void WebClientOnDownloadFileCompleted(object sender, AsyncCompletedEvent
                 return;
             }
 
+            if (!string.IsNullOrEmpty(AutoUpdater.Checksum))
+            {
+                if (!CompareChecksum(_tempFile, AutoUpdater.Checksum))
+                {
+                    _webClient = null;
+                    Close();
+                    return;
+                }
+            }
+
             string fileName;
             string contentDisposition = _webClient.ResponseHeaders["Content-Disposition"] ?? string.Empty;
             if (string.IsNullOrEmpty(contentDisposition))
@@ -122,16 +132,6 @@ private void WebClientOnDownloadFileCompleted(object sender, AsyncCompletedEvent
                 }
             }
 
-            if (!string.IsNullOrEmpty(AutoUpdater.Checksum))
-            {
-                if (!CompareChecksum(tempPath, AutoUpdater.Checksum))
-                {
-                    _webClient = null;
-                    Close();
-                    return;
-                }
-            }
-
             try
             {
                 Process.Start(processStartInfo);
diff --git a/AutoUpdaterTest/FormMain.cs b/AutoUpdaterTest/FormMain.cs
index 2ce22831..c3591d37 100644
--- a/AutoUpdaterTest/FormMain.cs
+++ b/AutoUpdaterTest/FormMain.cs
@@ -89,7 +89,7 @@ private void FormMain_Load(object sender, EventArgs e)
             //};
             //timer.Start();
 
-            //AutoUpdater.Start("https://rbsoft.org/updates/AutoUpdaterTest.xml");
+            AutoUpdater.Start("https://rbsoft.org/updates/AutoUpdaterTest.xml");
         }
 
         private void AutoUpdater_ApplicationExitEvent()
diff --git a/README.md b/README.md
index e7c2d38f..31073504 100644
--- a/README.md
+++ b/README.md
@@ -135,9 +135,9 @@ var proxy = new WebProxy("ProxyIP:ProxyPort", true)
 AutoUpdater.Proxy = proxy;
 ````
 
-### Specify where to download update file
+### Specify where to download the update file
 
-You can specify where you want to download update file by assigning DownloadPath field as shown below. It will be used for ZipExtractor too.
+You can specify where you want to download the update file by assigning DownloadPath field as shown below. It will be used for ZipExtractor too.
 
 ````csharp
 AutoUpdater.DownloadPath = Environment.CurrentDirectory;