More abstraction in MySQLConnector; PostgresDBTraits implemented; FLocal now uses postgres instead of mysql

Builder/IISMainHandler/build.txt

@@ -1 +1 @@
-77
+89

Builder/Program.cs

@@ -75,6 +75,8 @@ namespace Builder {
 					revNumber = int.Parse(document.GetElementsByTagName("entry")[0].Attributes["revision"].Value);
 				}
 
+				Console.WriteLine("Version number: 1." + revNumber + "." + buildNumber + ".0");
+
 				using(TempFile tempFile = new TempFile()) {
 
 					string wxsData;

Common/Config.cs

@@ -18,7 +18,7 @@ namespace FLocal.Common {
 
 		protected Config(NameValueCollection data) : base(data) {
 			this.InitTime = DateTime.Now.ToLongTimeString();
-			this.mainConnection = new MySQLConnector.Connection(data["ConnectionString"], MySQLConnector.MySQLDBTraits.instance);
+			this.mainConnection = new MySQLConnector.Connection(data["ConnectionString"], MySQLConnector.PostgresDBTraits.instance);
 			this.dataDir = data["DataDir"];
 			this.DirSeparator = System.IO.Path.DirectorySeparatorChar.ToString();
 		}

Common/dataobjects/Board.cs

@@ -9,8 +9,8 @@ namespace FLocal.Common.dataobjects {
 
 		private class TableSpec : FLocal.Core.DB.ITableSpec {
 			public static readonly TableSpec instance = new TableSpec();
-			public string name { get { return "boards"; } }
-			public string idName { get { return "id"; } }
+			public string name { get { return "Boards"; } }
+			public string idName { get { return "Id"; } }
 		}
 
 		protected override FLocal.Core.DB.ITableSpec table { get { return TableSpec.instance; } }
@@ -31,11 +31,11 @@ namespace FLocal.Common.dataobjects {
 			}
 		}
 
-		private int _lastPostId;
+		private int? _lastPostId;
 		public int lastPostId {
 			get {
 				this.LoadIfNotLoaded();
-				return this._lastPostId;
+				return this._lastPostId.Value;
 			}
 		}
 
@@ -53,10 +53,14 @@ namespace FLocal.Common.dataobjects {
 		}
 
 		protected override void doFromHash(Dictionary<string, string> data) {
-			this._name = data["name"];
-			this._description = data["comment"];
-			this._lastPostId = int.Parse(data["lastPostId"]);
-			this._categoryId = int.Parse(data["categoryId"]);
+			this._name = data["Name"];
+			this._description = data["Comment"];
+			if(data["LastPostId"] != "") {
+				this._lastPostId = int.Parse(data["LastPostId"]);
+			} else {
+				this._lastPostId = null;
+			}
+			this._categoryId = int.Parse(data["CategoryId"]);
 		}
 
 		public XElement exportToXml() {

Common/dataobjects/Category.cs

@@ -8,8 +8,8 @@ namespace FLocal.Common.dataobjects {
 
 		private class TableSpec : FLocal.Core.DB.ITableSpec {
 			public static readonly TableSpec instance = new TableSpec();
-			public string name { get { return "categories"; } }
-			public string idName { get { return "id"; } }
+			public string name { get { return "Categories"; } }
+			public string idName { get { return "Id"; } }
 		}
 
 		protected override FLocal.Core.DB.ITableSpec table { get { return TableSpec.instance; } }
@@ -23,7 +23,7 @@ namespace FLocal.Common.dataobjects {
 		}
 
 		protected override void doFromHash(Dictionary<string, string> data) {
-			this._name = data["name"];
+			this._name = data["Name"];
 		}
 
 	}

IISMainHandler/handlers/BoardsHandler.cs

@@ -20,7 +20,7 @@ namespace FLocal.IISHandler.handlers {
 		override protected XDocument getData(WebContext context) {
 			Board board1 = Board.LoadById(1);
 			Board board2 = Board.LoadById(2);
-			Board board3 = Board.LoadById(3);
+			Board board3 = Board.LoadById(4);
 			return new XDocument(
 				new XElement("root",
 					new XElement("title", Config.instance.AppInfo),

MySQLConnector/ConditionCompiler.cs

@@ -20,7 +20,7 @@ namespace FLocal.MySQLConnector {
 			if(cov.isColumn) {
 				return cov.column.compile(this.traits);
 			} else {
-				return "@" + this.paramsholder.Add(cov.value);
+				return this.traits.markParam(this.paramsholder.Add(cov.value));
 			}
 		}
 

MySQLConnector/Connection.cs

@@ -3,7 +3,6 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Data.Common;
-using MySql.Data.MySqlClient;
 using FLocal.Core;
 using FLocal.Core.DB;
 
@@ -40,11 +39,11 @@ namespace FLocal.MySQLConnector {
 					ParamsHolder paramsHolder = new ParamsHolder();
 					List<string> placeholder = new List<string>();
 					foreach(string id in ids) {
-						placeholder.Add("@" + paramsHolder.Add(id));
+						placeholder.Add(this.traits.markParam(paramsHolder.Add(id)));
 					}
 
-					command.CommandText = "SELECT * FROM " + table.compile(this.traits) + " WHERE " + table.getIdSpec().compile(this.traits) + " IN (" + string.Join(", ", placeholder.ToArray()) + ")";
-					command.Prepare();
+					command.CommandText = "SELECT * FROM " + table.compile(this.traits) + " WHERE " + table.getIdSpec().compile(this.traits) + " = " + string.Join(", ", placeholder.ToArray()) + "";
+					//command.Prepare();
 					foreach(KeyValuePair<string, string> kvp in paramsHolder.data) {
 						command.AddParameter(kvp.Key, kvp.Value);
 					}
@@ -54,7 +53,8 @@ namespace FLocal.MySQLConnector {
 						while(reader.Read()) {
 							Dictionary<string, string> row = new Dictionary<string,string>();
 							for(int i=0; i<reader.FieldCount; i++) {
-								row.Add(reader.GetName(i), reader.GetString(i));
+//								throw new CriticalException("Name: " + reader.GetName(i));
+								row.Add(reader.GetName(i), reader.GetValue(i).ToString());
 							}
 							rawResult.Add(row[table.idName], row);
 						}
@@ -118,7 +118,7 @@ namespace FLocal.MySQLConnector {
 						List<string> result = new List<string>();
 						using(DbDataReader reader = command.ExecuteReader()) {
 							while(reader.Read()) {
-								result.Add(reader.GetString(0));
+								result.Add(reader.GetValue(0).ToString());
 							}
 						}
 						return result;
@@ -158,7 +158,7 @@ namespace FLocal.MySQLConnector {
 				using(DbCommand command = transaction.sqlconnection.CreateCommand()) {
 					command.Transaction = transaction.sqltransaction;
 					command.CommandType = System.Data.CommandType.Text;
-					command.CommandText = "SELECT * FROM " + table.compile(this.traits) + " where " + table.getIdSpec().compile(this.traits) + " = @id FOR UPDATE";
+					command.CommandText = "SELECT * FROM " + table.compile(this.traits) + " where " + table.getIdSpec().compile(this.traits) + " = " + this.traits.markParam("id") + " FOR UPDATE";
 					command.AddParameter("id", id);
 					command.ExecuteNonQuery();
 				}
@@ -172,13 +172,12 @@ namespace FLocal.MySQLConnector {
 					List<string> updates = new List<string>();
 					ParamsHolder paramsholder = new ParamsHolder();
 					foreach(KeyValuePair<string, string> kvp in data) {
-						string paramname = paramsholder.Add(kvp.Value);
-						updates.Add(this.traits.escapeIdentifier(kvp.Key) + " = @" + paramname);
+						updates.Add(this.traits.escapeIdentifier(kvp.Key) + " = " + this.traits.markParam(paramsholder.Add(kvp.Value)));
 					}
 
 					command.Transaction = transaction.sqltransaction;
 					command.CommandType = System.Data.CommandType.Text;
-					command.CommandText = "UPDATE " + table.compile(traits) + " set " + String.Join(", ", updates.ToArray()) + " where " + table.getIdSpec().compile(this.traits) + " = @id";
+					command.CommandText = "UPDATE " + table.compile(traits) + " set " + String.Join(", ", updates.ToArray()) + " where " + table.getIdSpec().compile(this.traits) + " = " + this.traits.markParam("id");
 					command.AddParameter("id", id);
 					foreach(KeyValuePair<string, string> kvp in paramsholder.data) {
 						command.AddParameter(kvp.Key, kvp.Value);
@@ -195,8 +194,7 @@ namespace FLocal.MySQLConnector {
 					List<string> updates = new List<string>();
 					ParamsHolder paramsholder = new ParamsHolder();
 					foreach(KeyValuePair<string, string> kvp in data) {
-						string paramname = paramsholder.Add(kvp.Value);
-						updates.Add(this.traits.escapeIdentifier(kvp.Key) + " = @" + paramname);
+						updates.Add(this.traits.escapeIdentifier(kvp.Key) + " = " + this.traits.markParam(paramsholder.Add(kvp.Value)));
 					}
 
 					command.Transaction = transaction.sqltransaction;
@@ -206,7 +204,7 @@ namespace FLocal.MySQLConnector {
 						command.AddParameter(kvp.Key, kvp.Value);
 					}
 					command.ExecuteNonQuery();
-					return this.traits.LastInsertId(command).ToString();
+					return this.traits.LastInsertId(command, table).ToString();
 				}
 			}
 		}

MySQLConnector/Extensions.cs

@@ -3,7 +3,6 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using FLocal.Core.DB;
-using MySql.Data.MySqlClient;
 using System.Data.Common;
 
 namespace FLocal.MySQLConnector {

MySQLConnector/IDBTraits.cs

@@ -3,15 +3,18 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Data.Common;
+using FLocal.Core.DB;
 
 namespace FLocal.MySQLConnector {
 	public interface IDBTraits {
 
 		DbConnection createConnection(string connectionString);
 
-		long LastInsertId(DbCommand command);
+		long LastInsertId(DbCommand command, ITableSpec table);
 
 		string escapeIdentifier(string identifier);
 
+		string markParam(string param);
+
 	}
 }

MySQLConnector/MySQLConnector.csproj

@@ -31,6 +31,10 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="Npgsql, Version=2.0.8.0, Culture=neutral, PublicKeyToken=5d8b90d52f46fda7, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>C:\Program Files (x86)\PostgreSQL\Npgsql\bin\Npgsql.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core">
       <RequiredTargetFramework>3.5</RequiredTargetFramework>
@@ -51,6 +55,7 @@
     <Compile Include="IDBTraits.cs" />
     <Compile Include="MySQLDBTraits.cs" />
     <Compile Include="ParamsHolder.cs" />
+    <Compile Include="PostgresDBTraits.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Transaction.cs" />
   </ItemGroup>

MySQLConnector/MySQLDBTraits.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Text;
 using System.Data.Common;
 using MySql.Data.MySqlClient;
+using FLocal.Core.DB;
 
 namespace FLocal.MySQLConnector {
 	public class MySQLDBTraits : IDBTraits {
@@ -14,7 +15,7 @@ namespace FLocal.MySQLConnector {
 			return new MySqlConnection(connectionString);
 		}
 
-		public long LastInsertId(DbCommand command) {
+		public long LastInsertId(DbCommand command, ITableSpec table) {
 			return ((MySqlCommand)command).LastInsertedId;
 		}
 
@@ -22,5 +23,9 @@ namespace FLocal.MySQLConnector {
 			return "`" + MySqlHelper.EscapeString(identifier) + "`";
 		}
 
+		public string markParam(string param) {
+			return "@" + param;
+		}
+
 	}
 }

MySQLConnector/PostgresDBTraits.cs

@@ -0,0 +1,39 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Data.Common;
+using Npgsql;
+using FLocal.Core.DB;
+
+namespace FLocal.MySQLConnector {
+	public class PostgresDBTraits : IDBTraits {
+
+		public static readonly PostgresDBTraits instance = new PostgresDBTraits();
+
+		public DbConnection createConnection(string connectionString) {
+			return new Npgsql.NpgsqlConnection(connectionString);
+		}
+
+		public long LastInsertId(DbCommand command, ITableSpec table) {
+			string sequenceName = table.name + "_" + table.idName + "_seq";
+			using(DbCommand newCommand = command.Connection.CreateCommand()) {
+				if(command.Transaction != null) {
+					newCommand.Transaction = command.Transaction;
+				}
+				newCommand.CommandType = System.Data.CommandType.Text;
+				newCommand.CommandText = "SELECT CURRVAL(" + this.escapeIdentifier(sequenceName) + ")";
+				return (long)newCommand.ExecuteScalar();
+			}
+		}
+
+		public string escapeIdentifier(string identifier) {
+			return "\"" + identifier.Replace("\"", "") + "\"";
+		}
+
+		public string markParam(string param) {
+			return ":" + param;
+		}
+
+	}
+}

MySQLConnector/Transaction.cs

@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
-using MySql.Data.MySqlClient;
 using FLocal.Core;
 using System.Data.Common;