Revert "Temp8 tinymce"

2018-11-22 14:05:51 +00:00
parent 2a0748fc1e
commit 54a2aa00a7
6677 changed files with 646351 additions and 410535 deletions
@@ -0,0 +1,64 @@
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.Common;
+using System.Data.SqlServerCe;
+using System.Linq;
+using System.Text;
+
+namespace SQLCE4Umbraco
+{
+    public static class SqlCeContextGuardian
+    {
+        private static SqlCeConnection _constantOpenConnection;
+        private static readonly object Lock = new object();
+
+        // Awesome SQL CE 4 speed improvement by Erik Ejskov Jensen - SQL CE 4 MVP
+        // It's not an issue with SQL CE 4 that we never close the connection
+        public static SqlCeConnection Open(string connectionString)
+        {
+            var connectionStringBuilder = new DbConnectionStringBuilder();
+            try
+            {
+                connectionStringBuilder.ConnectionString = connectionString;
+            }
+            catch (Exception ex)
+            {
+                throw new ArgumentException("Bad connection string.", "connectionString", ex);
+            }
+            connectionStringBuilder.Remove("datalayer");
+
+            // SQL CE 4 performs better when there's always a connection open in the background
+            EnsureOpenBackgroundConnection(connectionStringBuilder.ConnectionString);
+
+            SqlCeConnection conn = new SqlCeConnection(connectionStringBuilder.ConnectionString);
+            conn.Open();
+
+            return conn;
+
+        }
+
+		/// <summary>
+		/// Sometimes we need to ensure this is closed especially in unit tests
+		/// </summary>
+		internal static void CloseBackgroundConnection()
+		{
+			if (_constantOpenConnection != null)
+				_constantOpenConnection.Close();
+		}
+
+        private static void EnsureOpenBackgroundConnection(string connectionString)
+        {
+            lock (Lock)
+            {
+                if (_constantOpenConnection == null)
+                {
+                    _constantOpenConnection = new SqlCeConnection(connectionString);
+                    _constantOpenConnection.Open();
+                }
+                else if (_constantOpenConnection.State != ConnectionState.Open)
+                    _constantOpenConnection.Open();
+            }
+        }
+    }
+}