Revert "Temp8 tinymce"

src/SQLCE4Umbraco/SqlCEHelper.cs

@@ -0,0 +1,253 @@
+/************************************************************************************
+ * 
+ *  Umbraco Data Layer
+ *  MIT Licensed work
+ *  ©2008 Ruben Verborgh
+ * 
+ ***********************************************************************************/
+
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.SqlServerCe;
+using System.Linq;
+using System.Xml;
+using System.Diagnostics;
+using umbraco.DataLayer;
+using umbraco.DataLayer.SqlHelpers.SqlServer;
+
+namespace SqlCE4Umbraco
+{
+    /// <summary>
+    /// Sql Helper for an SQL Server database.
+    /// </summary>
+    public class SqlCEHelper : SqlHelper<SqlCeParameter>
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SqlCEHelper"/> class.
+        /// </summary>
+        /// <param name="connectionString">The connection string.</param>
+        public SqlCEHelper(string connectionString) : base(connectionString)
+        {
+            m_Utility = new SqlCEUtility(this);
+        }
+
+        /// <summary>
+        /// Checks if the actual database exists, if it doesn't then it will create it
+        /// </summary>
+        internal void CreateEmptyDatabase()
+        {
+            var localConnection = new SqlCeConnection(ConnectionString);
+            if (!System.IO.File.Exists(ReplaceDataDirectory(localConnection.Database)))
+            {
+                using (var sqlCeEngine = new SqlCeEngine(ConnectionString))
+                {
+                    sqlCeEngine.CreateDatabase();
+                }
+            }
+        }
+
+        /// <summary>
+        /// Most likely only will be used for unit tests but will remove all tables from the database
+        /// </summary>
+        internal void ClearDatabase()
+        {
+            // drop constraints before tables to avoid exceptions
+            // looping on try/catching exceptions was not really nice
+
+            // http://stackoverflow.com/questions/536350/drop-all-the-tables-stored-procedures-triggers-constriants-and-all-the-depend
+
+            var localConnection = new SqlCeConnection(ConnectionString);
+            if (System.IO.File.Exists(ReplaceDataDirectory(localConnection.Database)))
+            {
+                List<string> tables;
+
+                // drop foreign keys
+                // SQL may need "where constraint_catalog=DB_NAME() and ..."
+                tables = new List<string>();
+                using (var reader = ExecuteReader("select table_name from information_schema.table_constraints where constraint_type = 'FOREIGN KEY' order by table_name"))
+                {
+                    while (reader.Read()) tables.Add(reader.GetString("table_name").Trim());
+                }
+
+                foreach (var table in tables)
+                {
+                    var constraints = new List<string>();
+                    using (var reader = ExecuteReader("select constraint_name from information_schema.table_constraints where constraint_type = 'FOREIGN KEY' and table_name = '" + table + "' order by constraint_name"))
+                    {
+                        while (reader.Read()) constraints.Add(reader.GetString("constraint_name").Trim());
+                    }
+                    foreach (var constraint in constraints)
+                    {
+                        // SQL may need "[dbo].[table]"
+                        ExecuteNonQuery("alter table [" + table + "] drop constraint [" + constraint + "]");
+                    }
+                }
+
+                // drop primary keys
+                // SQL may need "where constraint_catalog=DB_NAME() and ..."
+                tables = new List<string>();
+                using (var reader = ExecuteReader("select table_name from information_schema.table_constraints where constraint_type = 'PRIMARY KEY' order by table_name"))
+                {
+                    while (reader.Read()) tables.Add(reader.GetString("table_name").Trim());
+                }
+
+                foreach (var table in tables)
+                {
+                    var constraints = new List<string>();
+                    using (var reader = ExecuteReader("select constraint_name from information_schema.table_constraints where constraint_type = 'PRIMARY KEY' and table_name = '" + table + "' order by constraint_name"))
+                    {
+                        while (reader.Read()) constraints.Add(reader.GetString("constraint_name").Trim());
+                    }
+                    foreach (var constraint in constraints)
+                    {
+                        // SQL may need "[dbo].[table]"
+                        ExecuteNonQuery("alter table [" + table + "] drop constraint [" + constraint + "]");
+                    }
+                }
+
+                // drop tables
+                tables = new List<string>();
+                using (var reader = ExecuteReader("select table_name from information_schema.tables where table_type <> 'VIEW' order by table_name"))
+                {
+                    while (reader.Read()) tables.Add(reader.GetString("table_name").Trim());
+                }
+
+                foreach (var table in tables)
+                {
+                    ExecuteNonQuery("drop table [" + table + "]");
+                }
+            }
+        }
+
+        /// <summary>
+        /// Drops all foreign keys on a table.
+        /// </summary>
+        /// <param name="table">The name of the table.</param>
+        /// <remarks>To be used in unit tests.</remarks>
+        internal void DropForeignKeys(string table)
+        {
+            var constraints = new List<string>();
+            using (var reader = ExecuteReader("select constraint_name from information_schema.table_constraints where constraint_type = 'FOREIGN KEY' and table_name = '" + table + "' order by constraint_name"))
+            {
+                while (reader.Read()) constraints.Add(reader.GetString("constraint_name").Trim());
+            }
+            foreach (var constraint in constraints)
+            {
+                // SQL may need "[dbo].[table]"
+                ExecuteNonQuery("alter table [" + table + "] drop constraint [" + constraint + "]");
+            }
+        }
+
+        /// <summary>
+        /// Replaces the data directory with a local path.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>A local path with the resolved 'DataDirectory' mapping.</returns>
+        private string ReplaceDataDirectory(string path)
+        {
+            if (!string.IsNullOrWhiteSpace(path) && path.Contains("|DataDirectory|"))
+            {
+                var dataDirectory = AppDomain.CurrentDomain.GetData("DataDirectory") as string;
+                if (!string.IsNullOrEmpty(dataDirectory))
+                {
+                    path = path.Contains(@"|\") 
+                        ? path.Replace("|DataDirectory|", dataDirectory) 
+                        : path.Replace("|DataDirectory|", dataDirectory + System.IO.Path.DirectorySeparatorChar);
+                }
+            }
+
+            return path;
+        }
+
+        /// <summary>
+        /// Creates a new parameter for use with this specific implementation of ISqlHelper.
+        /// </summary>
+        /// <param name="parameterName">Name of the parameter.</param>
+        /// <param name="value">Value of the parameter.</param>
+        /// <returns>A new parameter of the correct type.</returns>
+        /// <remarks>Abstract factory pattern</remarks>
+        public override IParameter CreateParameter(string parameterName, object value)
+        {
+            return new SqlCEParameter(parameterName, value);
+        }
+
+        /// <summary>
+        /// Executes a command that returns a single value.
+        /// </summary>
+        /// <param name="commandText">The command text.</param>
+        /// <param name="parameters">The parameters.</param>
+        /// <returns>The return value of the command.</returns>
+        protected override object ExecuteScalar(string commandText, SqlCeParameter[] parameters)
+        {
+#if DEBUG && DebugDataLayer
+                // Log Query Execution
+                Trace.TraceInformation(GetType().Name + " SQL ExecuteScalar: " + commandText);
+#endif
+            using (var cc = UseCurrentConnection)
+            {
+                return SqlCeApplicationBlock.ExecuteScalar(
+                    (SqlCeConnection) cc.Connection, (SqlCeTransaction) cc.Transaction,
+                    CommandType.Text, commandText, parameters);
+            }
+        }
+
+        /// <summary>
+        /// Executes a command and returns the number of rows affected.
+        /// </summary>
+        /// <param name="commandText">The command text.</param>
+        /// <param name="parameters">The parameters.</param>
+        /// <returns>
+        /// The number of rows affected by the command.
+        /// </returns>
+        protected override int ExecuteNonQuery(string commandText, SqlCeParameter[] parameters)
+        {
+#if DEBUG && DebugDataLayer
+                // Log Query Execution
+                Trace.TraceInformation(GetType().Name + " SQL ExecuteNonQuery: " + commandText);
+#endif
+
+            using (var cc = UseCurrentConnection)
+            {
+                return SqlCeApplicationBlock.ExecuteNonQuery(
+                    (SqlCeConnection) cc.Connection, (SqlCeTransaction) cc.Transaction,
+                    CommandType.Text, commandText, parameters);
+            }
+        }
+
+        /// <summary>
+        /// Executes a command and returns a records reader containing the results.
+        /// </summary>
+        /// <param name="commandText">The command text.</param>
+        /// <param name="parameters">The parameters.</param>
+        /// <returns>
+        /// A data reader containing the results of the command.
+        /// </returns>
+        protected override IRecordsReader ExecuteReader(string commandText, SqlCeParameter[] parameters)
+        {
+#if DEBUG && DebugDataLayer
+                // Log Query Execution
+                Trace.TraceInformation(GetType().Name + " SQL ExecuteReader: " + commandText);
+#endif
+
+            using (var cc = UseCurrentConnection)
+            {
+                return new SqlCeDataReaderHelper(SqlCeApplicationBlock.ExecuteReader(
+                    (SqlCeConnection) cc.Connection, (SqlCeTransaction) cc.Transaction,
+                    CommandType.Text, commandText, parameters));
+            }
+        }
+
+
+        internal IRecordsReader ExecuteReader(string commandText)
+        {
+            return ExecuteReader(commandText, new SqlCEParameter(string.Empty, string.Empty));
+        }
+
+
+        internal int ExecuteNonQuery(string commandText)
+        {
+            return ExecuteNonQuery(commandText, new SqlCEParameter(string.Empty, string.Empty));
+        }
+    }
+}