/// <summary>
/// Tests database connection parameters.
/// </summary>
/// <param name="Form">Settings parameters provided in configuration form.</param>
/// <param name="Save">If parameters should be saved, if OK.</param>
/// <param name="Settings">Settings object for the plugin.</param>
/// <exception cref="Exception">Exception, in case parameters are not correct.</exception>
public async Task Test(Dictionary <string, object> Form, bool Save, object Settings)
{
if (!Form.TryGetValue("HostName", out object Obj) ||
!(Obj is string HostName) ||
!Form.TryGetValue("DatabaseName", out Obj) ||
!(Obj is string DatabaseName) ||
!Form.TryGetValue("DefaultCollection", out Obj) ||
!(Obj is string DefaultCollection) ||
!Form.TryGetValue("UserName", out Obj) ||
!(Obj is string UserName) ||
!Form.TryGetValue("Password", out Obj) ||
!(Obj is string Password) ||
!Form.TryGetValue("PortNumber", out Obj) ||
!(Obj is string PortNumberString) ||
!(Settings is MongoDBSettings MongoDBSettings))
{
throw new BadRequestException();
}
int?PortNumber;
if (string.IsNullOrEmpty(PortNumberString))
{
PortNumber = null;
}
else if (!int.TryParse(PortNumberString, out int i) || i <= 0 || i > 65535)
{
throw new BadRequestException("Invalid Port Number.");
}
else
{
PortNumber = i;
}
object MongoClientSettings = Types.CreateObject("MongoDB.Driver.MongoClientSettings");
Types.SetProperty(MongoClientSettings, "ApplicationName", Gateway.ApplicationName);
Types.SetProperty(MongoClientSettings, "ConnectTimeout", TimeSpan.FromSeconds(5));
if (!string.IsNullOrEmpty(HostName))
{
object MongoServerAddress;
if (PortNumber.HasValue)
{
MongoServerAddress = Types.CreateObject("MongoDB.Driver.MongoServerAddress", HostName, PortNumber.Value);
}
else
{
MongoServerAddress = Types.CreateObject("MongoDB.Driver.MongoServerAddress", HostName);
}
Types.SetProperty(MongoClientSettings, "Server", MongoServerAddress);
}
if (!string.IsNullOrEmpty(MongoDBSettings.UserName))
{
object MongoCredential = Types.CallStatic("MongoDB.Driver.MongoCredential", "CreateCredential",
DatabaseName, UserName, Password);
Types.SetProperty(MongoClientSettings, "Credential", MongoCredential);
}
object Client = Types.CreateObject("MongoDB.Driver.MongoClient", MongoClientSettings);
Task Task = Types.Call(Client, "StartSessionAsync") as Task;
await Task;
Types.Call(Client, "GetDatabase", DatabaseName);
if (Save)
{
MongoDBSettings.Host = HostName;
MongoDBSettings.Port = PortNumber;
MongoDBSettings.UserName = UserName;
MongoDBSettings.Password = Password;
MongoDBSettings.Database = DatabaseName;
MongoDBSettings.DefaultCollection = DefaultCollection;
}
}