updates to static pipeline

src/NzbDrone.Common/Crypto/Md5HashProvider.cs

@@ -0,0 +1,26 @@
+using System.Security.Cryptography;
+using NzbDrone.Common.Disk;
+
+namespace NzbDrone.Common.Crypto
+{
+    public class Md5HashProvider
+    {
+        private readonly IDiskProvider _diskProvider;
+
+        public Md5HashProvider(IDiskProvider diskProvider)
+        {
+            _diskProvider = diskProvider;
+        }
+
+        public byte[] ComputeHash(string path)
+        {
+            using (var md5 = MD5.Create())
+            {
+                using (var stream = _diskProvider.StreamFile(path))
+                {
+                    return md5.ComputeHash(stream);
+                }
+            }
+        }
+    }
+}