From ff77e67cf7bdaed947902b47f940e6c4a68aeb64 Mon Sep 17 00:00:00 2001
From: Matt Burke <maburke@sep.com>
Date: Thu, 27 Jan 2011 14:52:53 -0500
Subject: [PATCH] Short-circuit checkintool if the checkin dialog isn't
 available.

---
 GitTfs.Vs2008/TfsHelper.Vs2008.cs    | 2 ++
 GitTfs.Vs2010/TfsHelper.Vs2010.cs    | 2 ++
 GitTfs/Commands/CheckinTool.cs       | 7 ++++++-
 GitTfs/Core/TfsInterop/ITfsHelper.cs | 1 +
 4 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/GitTfs.Vs2008/TfsHelper.Vs2008.cs b/GitTfs.Vs2008/TfsHelper.Vs2008.cs
index 6b96f8b8..d2b2476e 100644
--- a/GitTfs.Vs2008/TfsHelper.Vs2008.cs
+++ b/GitTfs.Vs2008/TfsHelper.Vs2008.cs
@@ -14,6 +14,8 @@ namespace Sep.Git.Tfs.VsCommon
             get { return typeof(TeamFoundationServer).Assembly.GetName().Version.ToString() + " (MS)"; }
         }
 
+        public bool CanShowCheckinDialog { get { return false; } }
+
         public bool ShowCheckinDialog(IWorkspace workspace, IPendingChange[] pendingChanges, IEnumerable<IWorkItemCheckedInfo> checkedInfos, string checkinComment)
         {
             throw new NotImplementedException();
diff --git a/GitTfs.Vs2010/TfsHelper.Vs2010.cs b/GitTfs.Vs2010/TfsHelper.Vs2010.cs
index fc3e4caa..395f57b0 100644
--- a/GitTfs.Vs2010/TfsHelper.Vs2010.cs
+++ b/GitTfs.Vs2010/TfsHelper.Vs2010.cs
@@ -41,6 +41,8 @@ namespace Sep.Git.Tfs.VsCommon
             }
         }
 
+        public bool CanShowCheckinDialog { get { return true; } }
+
         public bool ShowCheckinDialog(IWorkspace workspace, IPendingChange[] pendingChanges, 
             IEnumerable<IWorkItemCheckedInfo> checkedInfos, string checkinComment)
         {
diff --git a/GitTfs/Commands/CheckinTool.cs b/GitTfs/Commands/CheckinTool.cs
index 242b6ffb..dd5ac332 100644
--- a/GitTfs/Commands/CheckinTool.cs
+++ b/GitTfs/Commands/CheckinTool.cs
@@ -35,7 +35,12 @@ namespace Sep.Git.Tfs.Commands
         {
             return _writer.Write(refToCheckin, changeset =>
             {
-                changeset.Remote.CheckinTool(refToCheckin, changeset);
+                if (changeset.Remote.Tfs.CanShowCheckinDialog)
+                    changeset.Remote.CheckinTool(refToCheckin, changeset);
+                else
+                    throw new Exception(
+                        "checkintool does not work with this TFS version (" + changeset.Remote.Tfs.TfsClientLibraryVersion + ").",
+                        new[] {"Try installing the VS2010 edition of Team Explorer."});
                 return GitTfsExitCodes.OK;
             });
         }
diff --git a/GitTfs/Core/TfsInterop/ITfsHelper.cs b/GitTfs/Core/TfsInterop/ITfsHelper.cs
index 05006b2a..64c72237 100644
--- a/GitTfs/Core/TfsInterop/ITfsHelper.cs
+++ b/GitTfs/Core/TfsInterop/ITfsHelper.cs
@@ -18,6 +18,7 @@ namespace Sep.Git.Tfs.Core.TfsInterop
         IChangeset GetChangeset(int changesetId);
         bool MatchesUrl(string tfsUrl);
         bool HasShelveset(string shelvesetName);
+        bool CanShowCheckinDialog { get; }
         bool ShowCheckinDialog(IWorkspace workspace, IPendingChange[] pendingChanges, IEnumerable<IWorkItemCheckedInfo> checkedInfos, string checkinComment);
     }
 }
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