public ActionResult Step2_DatabaseInfo()
{
DataBaseInfoModel model = new DataBaseInfoModel();
if (TempData["TempModel"] != null)
{
model = TempData["TempModel"] as DataBaseInfoModel;
TempData["TempModel"] = TempData["TempModel"];
}
return View(model);
}
public ActionResult Step2_DatabaseInfo()
{
DataBaseInfoModel model = new DataBaseInfoModel();
if (TempData["TempModel"] != null)
{
model = TempData["TempModel"] as DataBaseInfoModel;
TempData["TempModel"] = TempData["TempModel"];
}
return(View(model));
}
public JsonResult _Step2_Wait(DataBaseInfoModel model)
{
string server = string.Format("{0}{1}{2}", model.Server
, !string.IsNullOrEmpty(model.Port) ? ":" + model.Port : ""
, !string.IsNullOrEmpty(model.Instance) ? "\\" + model.Instance : "");
String connectString = string.Format("server={0};uid={1};pwd={2};Trusted_Connection=no",
server, model.DataBaseUserName, model.DataBasePassword);
TempData["TempModel"] = model;
ConcurrentDictionary <string, string> messages = new ConcurrentDictionary <string, string>();
//检测服务器是否可以连接上
SqlConnection sqlConnection = GetSqlConnection(connectString, out messages);
if (sqlConnection == null)
{
if (string.IsNullOrEmpty(model.Instance))
{
connectString = string.Format("server={0};uid={1};pwd={2};Trusted_Connection=no",
model.Server + "\\SQLEXPRESS", model.DataBaseUserName, model.DataBasePassword);
sqlConnection = GetSqlConnection(connectString, out messages);
}
}
if (sqlConnection == null)
{
TempData["Error"] = messages;
return(Json(new { }));
}
//尝试打开数据库链接
try
{
sqlConnection.Open();
}
catch (Exception e)
{
sqlConnection.Close();
messages[e.Message] = e.StackTrace;
TempData["Error"] = messages;
return(Json(new { }));
}
SqlCommand command = new SqlCommand("select @@Version", sqlConnection);
var val = command.ExecuteScalar();
if (val == null || string.IsNullOrEmpty(val.ToString()))
{
messages["要求数据库为Sql 2005及以上"] = string.Empty;
TempData["Error"] = messages;
return(Json(new { }));
}
int dbVersion = Convert.ToInt32(val.ToString().Substring(21, 4));
if (dbVersion < 2005)
{
messages["要求数据库为Sql 2005及以上,当前为" + val] = string.Empty;
TempData["Error"] = messages;
return(Json(new { }));
}
command = new SqlCommand(string.Format("select 1 from master..sysdatabases where [name]='{0}'", model.DataBase), sqlConnection);
val = command.ExecuteScalar();
//创建空数据库
if (val == null)
{
command.CommandText = string.Format(" create database {0}; ALTER DATABASE {0} SET RECOVERY SIMPLE; ", model.DataBase);
try
{
command.ExecuteNonQuery();
}
catch (Exception e)
{
sqlConnection.Close();
messages[e.Message] = e.StackTrace;
TempData["Error"] = messages;
return(Json(new { }));
}
sqlConnection.Close();
}
else
{
try
{
sqlConnection.Close();
sqlConnection = GetSqlConnection(connectString + ";database=" + model.DataBase, out messages);
sqlConnection.Open();
command.Connection = sqlConnection;
command.CommandText = "select count(*) from sysobjects where (xtype = 'u')";
int count = 0;
int.TryParse(command.ExecuteScalar().ToString(), out count);
if (count > 1)
{
command.CommandText = "select count(1) from tn_SystemData";
command.Connection = sqlConnection;
command.ExecuteNonQuery();
}
}
catch (Exception e)
{
sqlConnection.Close();
messages["当前数据库不是本程序数据库或一个空库！"] = "";
TempData["Error"] = messages;
return(Json(new { }));
}
sqlConnection.Close();
}
//修改web.config中数据库链接字符串
connectString += ";database=" + model.DataBase;
SetWebConfig(connectString, out messages);
return(Json(new { success = true, connectString = connectString }));
}
public ActionResult Step2_Wait(DataBaseInfoModel model)
{
return(View(model));
}
public JsonResult _Step2_Wait(DataBaseInfoModel model)
{
string server = string.Format("{0}{1}{2}", model.Server
, !string.IsNullOrEmpty(model.Port) ? ":" + model.Port : ""
, !string.IsNullOrEmpty(model.Instance) ? "\\" + model.Instance : "");
string connectString = string.Format("server={0};uid={1};pwd={2};",
server, model.DataBaseUserName, model.DataBasePassword);
if (model.DBType == DBType.MySql)
{
connectString += "Charset=utf8;";
}
TempData["TempModel"] = model;
ConcurrentDictionary <string, string> messages = new ConcurrentDictionary <string, string>();
Database db = CreateDatabase(connectString, model.DBType, ref messages);
//尝试打开数据库链接，检查数据库是否能够链接上
try
{
db.OpenSharedConnection();
db.CloseSharedConnection();
}
catch (Exception e)
{
bool success = false;
//如果是SQL Server数据库，则再次尝试打开SQLEXPRESS
if (model.DBType == DBType.SqlServer && string.IsNullOrEmpty(model.Instance))
{
try
{
connectString = string.Format("server={0};uid={1};pwd={2};",
model.Server + "\\SQLEXPRESS", model.DataBaseUserName, model.DataBasePassword);
db = CreateDatabase(connectString, model.DBType, ref messages);
db.OpenSharedConnection();
db.CloseSharedConnection();
success = true;
}
catch { }
}
if (!success)
{
messages["数据库帐号或密码错误，无法登录数据库服务器"] = e.Message;
TempData["Error"] = messages;
return(Json(new { }));
}
}
if (model.DBType == DBType.SqlServer)
{
#region SQL Server
var val = db.FirstOrDefault <string>("select @@@@Version");
if (string.IsNullOrEmpty(val))
{
messages["要求数据库为Sql 2005及以上"] = string.Empty;
TempData["Error"] = messages;
return(Json(new { }));
}
int dbVersion = Convert.ToInt32(val.Substring(21, 4));
if (dbVersion < 2005)
{
messages["要求数据库为Sql 2005及以上,当前为" + val] = string.Empty;
TempData["Error"] = messages;
return(Json(new { }));
}
val = db.FirstOrDefault <string>("select 1 from master..sysdatabases where [name]=@0", model.DataBase);
//创建空数据库
if (string.IsNullOrEmpty(val))
{
try
{
db.Execute(string.Format("create database {0}; ALTER DATABASE {0} SET RECOVERY SIMPLE; ", model.DataBase));
}
catch (Exception e)
{
messages[e.Message] = e.StackTrace;
TempData["Error"] = messages;
return(Json(new { }));
}
}
else
{
//检查当前数据库是否为本程序数据库或一个空库
string dbConnectString = connectString + ";database=" + model.DataBase;
db = CreateDatabase(dbConnectString, model.DBType, ref messages);
int tableCount = db.FirstOrDefault <int>("select COUNT(*) from sysobjects where xtype='U'");
string tableName = db.FirstOrDefault <string>("select name from sysobjects where name=@0", "tn_SystemData");
if (tableCount > 0 && string.IsNullOrEmpty(tableName))
{
messages["当前数据库不是本程序数据库！"] = string.Empty;
TempData["Error"] = messages;
return(Json(new { }));
}
}
#endregion
}
else if (model.DBType == DBType.MySql)
{
#region MySql
string information_schema_ConnectString = connectString + "database=information_schema;";
db = CreateDatabase(information_schema_ConnectString, model.DBType, ref messages);
//检查数据库是否已创建
string SCHEMA_NAME = db.FirstOrDefault <string>(Sql.Builder.Select("SCHEMA_NAME").From("SCHEMATA").Where("SCHEMA_NAME=@0", model.DataBase));
if (string.IsNullOrEmpty(SCHEMA_NAME))
{
//创建空数据库
db.Execute(string.Format("CREATE DATABASE `{0}` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci; ", model.DataBase));
}
else
{
int tableCount = db.FirstOrDefault <int>("SELECT COUNT(*) FROM information_schema.TABLES where TABLE_SCHEMA = '@0';", model.DataBase);
//当前数据库不是本程序数据库或一个空库
string TABLE_NAME = db.FirstOrDefault <string>(Sql.Builder.Select("TABLE_NAME").From("TABLES").Where("TABLE_NAME=\"tn_SystemData\""));
if (tableCount > 0 && string.IsNullOrEmpty(SCHEMA_NAME))
{
messages["当前数据库不是本程序数据库！"] = string.Empty;
TempData["Error"] = messages;
return(Json(new { }));
}
}
#endregion
}
//修改web.config中数据库链接字符串
connectString += "database=" + model.DataBase;
SetWebConfig(connectString, model.DBType, out messages);
return(Json(new { success = true, connectString = connectString, DBType = model.DBType }));
}
public ActionResult Step2_Wait(DataBaseInfoModel model)
{
return View(model);
}
public JsonResult _Step2_Wait(DataBaseInfoModel model)
{
string server = string.Format("{0}{1}{2}", model.Server
, !string.IsNullOrEmpty(model.Port) ? ":" + model.Port : ""
, !string.IsNullOrEmpty(model.Instance) ? "\\" + model.Instance : "");
string connectString = string.Format("server={0};uid={1};pwd={2};",
server, model.DataBaseUserName, model.DataBasePassword);
if (model.DBType == DBType.MySql)
{
connectString += "Charset=utf8;";
}
TempData["TempModel"] = model;
ConcurrentDictionary<string, string> messages = new ConcurrentDictionary<string, string>();
Database db = CreateDatabase(connectString, model.DBType, ref messages);
//尝试打开数据库链接，检查数据库是否能够链接上
try
{
db.OpenSharedConnection();
db.CloseSharedConnection();
}
catch (Exception e)
{
bool success = false;
//如果是SQL Server数据库，则再次尝试打开SQLEXPRESS
if (model.DBType == DBType.SqlServer && string.IsNullOrEmpty(model.Instance))
{
try
{
connectString = string.Format("server={0};uid={1};pwd={2};",
model.Server + "\\SQLEXPRESS", model.DataBaseUserName, model.DataBasePassword);
db = CreateDatabase(connectString, model.DBType, ref messages);
db.OpenSharedConnection();
db.CloseSharedConnection();
success = true;
}
catch { }
}
if (!success)
{
messages["数据库帐号或密码错误，无法登录数据库服务器"] = e.Message;
TempData["Error"] = messages;
return Json(new { });
}
}
if (model.DBType == DBType.SqlServer)
{
#region SQL Server
var val = db.FirstOrDefault<string>("select @@@@Version");
if (string.IsNullOrEmpty(val))
{
messages["要求数据库为Sql 2005及以上"] = string.Empty;
TempData["Error"] = messages;
return Json(new { });
}
int dbVersion = Convert.ToInt32(val.Substring(21, 4));
if (dbVersion < 2005)
{
messages["要求数据库为Sql 2005及以上,当前为" + val] = string.Empty;
TempData["Error"] = messages;
return Json(new { });
}
val = db.FirstOrDefault<string>("select 1 from master..sysdatabases where [name]=@0", model.DataBase);
//创建空数据库
if (string.IsNullOrEmpty(val))
{
try
{
db.Execute(string.Format("create database {0}; ALTER DATABASE {0} SET RECOVERY SIMPLE; ", model.DataBase));
}
catch (Exception e)
{
messages[e.Message] = e.StackTrace;
TempData["Error"] = messages;
return Json(new { });
}
}
else
{
//检查当前数据库是否为本程序数据库或一个空库
string dbConnectString = connectString + ";database=" + model.DataBase;
db = CreateDatabase(dbConnectString, model.DBType, ref messages);
int tableCount = db.FirstOrDefault<int>("select COUNT(*) from sysobjects where xtype='U'");
string tableName = db.FirstOrDefault<string>("select name from sysobjects where name=@0", "tn_SystemData");
if (tableCount > 0 && string.IsNullOrEmpty(tableName))
{
messages["当前数据库不是本程序数据库！"] = string.Empty;
TempData["Error"] = messages;
return Json(new { });
}
}
#endregion
}
else if (model.DBType == DBType.MySql)
{
#region MySql
string information_schema_ConnectString = connectString + "database=information_schema;";
db = CreateDatabase(information_schema_ConnectString, model.DBType, ref messages);
//检查数据库是否已创建
string SCHEMA_NAME = db.FirstOrDefault<string>(Sql.Builder.Select("SCHEMA_NAME").From("SCHEMATA").Where("SCHEMA_NAME=@0", model.DataBase));
if (string.IsNullOrEmpty(SCHEMA_NAME))
{
//创建空数据库
db.Execute(string.Format("CREATE DATABASE `{0}` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci; ", model.DataBase));
}
else
{
int tableCount = db.FirstOrDefault<int>("SELECT COUNT(*) FROM information_schema.TABLES where TABLE_SCHEMA = '@0';", model.DataBase);
//当前数据库不是本程序数据库或一个空库
string TABLE_NAME = db.FirstOrDefault<string>(Sql.Builder.Select("TABLE_NAME").From("TABLES").Where("TABLE_NAME=\"tn_SystemData\""));
if (tableCount > 0 && string.IsNullOrEmpty(SCHEMA_NAME))
{
messages["当前数据库不是本程序数据库！"] = string.Empty;
TempData["Error"] = messages;
return Json(new { });
}
}
#endregion
}
//修改web.config中数据库链接字符串
connectString += "database=" + model.DataBase;
SetWebConfig(connectString, model.DBType, out messages);
return Json(new { success = true, connectString = connectString, DBType = model.DBType });
}
