protected void createDatabaseButton_Click(object sender, EventArgs e)
{
string databasePath = Path.Combine(Server.MapPath(Request.ApplicationPath), "App_Data");
if (!Directory.Exists(databasePath)) {
Directory.CreateDirectory(databasePath);
}
string connectionString = ConfigurationManager.ConnectionStrings["DatabaseConnectionString"].ConnectionString.Replace("|DataDirectory|", databasePath);
var dc = new DataClassesDataContext(connectionString);
if (dc.DatabaseExists()) {
dc.DeleteDatabase();
}
try {
dc.CreateDatabase();
// Fill with sample data.
dc.OAuthConsumers.InsertOnSubmit(new OAuthConsumer {
ConsumerKey = "sampleconsumer",
ConsumerSecret = "samplesecret",
});
dc.Users.InsertOnSubmit(new User {
OpenIDFriendlyIdentifier = "=arnott",
OpenIDClaimedIdentifier = "=!9B72.7DD1.50A9.5CCD",
Age = 27,
FullName = "Andrew Arnott",
FavoriteSites = new System.Data.Linq.EntitySet<FavoriteSite> {
new FavoriteSite { SiteUrl = "http://www.microsoft.com" },
new FavoriteSite { SiteUrl = "http://www.google.com" },
},
});
dc.SubmitChanges();
this.databaseStatus.Visible = true;
} catch (System.Data.SqlClient.SqlException ex) {
foreach (System.Data.SqlClient.SqlError error in ex.Errors) {
Response.Write(error.Message);
}
}
}
private void Application_Error(object sender, EventArgs e) {
Logger.Error("An unhandled exception occurred in ASP.NET processing: " + Server.GetLastError(), Server.GetLastError());
// In the event of an unhandled exception, reverse any changes that were made to the database to avoid any partial database updates.
var dataContext = dataContextSimple;
if (dataContext != null) {
dataContext.Transaction.Rollback();
dataContext.Connection.Close();
dataContext.Dispose();
dataContextSimple = null;
}
}
