From dee7eb87d97c44db85dc9f3cfa9cd76dad671d8a Mon Sep 17 00:00:00 2001
From: Kenneth Skovhede <kenneth@hexad.dk>
Date: Tue, 3 Feb 2015 23:48:48 +0100
Subject: [PATCH] Added logic to handle inputs with multiple of the same source
 folders. This fixes #1269.

---
 Duplicati/Server/SpecialFolders.cs | 49 ++++++++++++++++++------------
 1 file changed, 30 insertions(+), 19 deletions(-)

diff --git a/Duplicati/Server/SpecialFolders.cs b/Duplicati/Server/SpecialFolders.cs
index dd470a406..1ae5f8779 100644
--- a/Duplicati/Server/SpecialFolders.cs
+++ b/Duplicati/Server/SpecialFolders.cs
@@ -114,28 +114,39 @@ namespace Duplicati.Server
         {
             var systemIO = Duplicati.Library.Snapshots.SnapshotUtility.SystemIO;
 
-            return backup.Sources.Distinct().Select(x => {
-                    var sp = SpecialFolders.TranslateToDisplayString(x);
-                    if (sp != null)
-                        return new KeyValuePair<string, string>(x, sp);
+            var sources = backup.Sources.Distinct().Select(x =>
+            {
+                var sp = SpecialFolders.TranslateToDisplayString(x);
+                if (sp != null)
+                    return new KeyValuePair<string, string>(x, sp);
 
-                    x = SpecialFolders.ExpandEnvironmentVariables(x);
-                    try {
-                        var nx = x;
-                        if (nx.EndsWith(System.IO.Path.DirectorySeparatorChar.ToString()))
-                            nx = nx.Substring(0, nx.Length - 1);
-                        var n = systemIO.PathGetFileName(nx);
-                        if (!string.IsNullOrWhiteSpace(n))
-                            return new KeyValuePair<string, string>(x, n);
-                    } catch {
-                    }
+                x = SpecialFolders.ExpandEnvironmentVariables(x);
+                try
+                {
+                    var nx = x;
+                    if (nx.EndsWith(System.IO.Path.DirectorySeparatorChar.ToString()))
+                        nx = nx.Substring(0, nx.Length - 1);
+                    var n = systemIO.PathGetFileName(nx);
+                    if (!string.IsNullOrWhiteSpace(n))
+                        return new KeyValuePair<string, string>(x, n);
+                }
+                catch
+                {
+                }
 
-                    if (x.EndsWith(System.IO.Path.DirectorySeparatorChar.ToString()) && x.Length > 1)
-                        return new KeyValuePair<string, string>(x, x.Substring(0, x.Length - 1).Substring(x.Substring(0, x.Length - 1).LastIndexOf("/") + 1));
-                    else
-                        return new KeyValuePair<string, string>(x, x);
+                if (x.EndsWith(System.IO.Path.DirectorySeparatorChar.ToString()) && x.Length > 1)
+                    return new KeyValuePair<string, string>(x, x.Substring(0, x.Length - 1).Substring(x.Substring(0, x.Length - 1).LastIndexOf("/") + 1));
+                else
+                    return new KeyValuePair<string, string>(x, x);
 
-                }).ToDictionary(x => x.Key, x => x.Value);
+            });
+
+            // Handle duplicates
+            var result = new Dictionary<string, string>();
+            foreach(var x in sources)
+                result[x.Key] = x.Value;
+
+            return result;
         }
     }
 }