/// <summary>
/// Handles the Click event of the btnDelete control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected void btnDelete_Click( object sender, EventArgs e )
{
var rockContext = new RockContext();
var service = new RegistrationTemplateService( rockContext );
var registrationTemplate = service.Get( hfRegistrationTemplateId.Value.AsInteger() );
if ( registrationTemplate != null )
{
if ( !UserCanEdit && !registrationTemplate.IsAuthorized( Authorization.ADMINISTRATE, this.CurrentPerson ) )
{
mdDeleteWarning.Show( "You are not authorized to delete this registration template.", ModalAlertType.Information );
return;
}
rockContext.WrapTransaction( () =>
{
new RegistrationService( rockContext ).DeleteRange( registrationTemplate.Instances.SelectMany( i => i.Registrations ) );
new RegistrationInstanceService( rockContext ).DeleteRange( registrationTemplate.Instances );
service.Delete( registrationTemplate );
rockContext.SaveChanges();
} );
}
// reload page
var qryParams = new Dictionary<string, string>();
NavigateToPage( RockPage.Guid, qryParams );
}
/// <summary>
/// Deletes the registration templates.
/// </summary>
/// <param name="elemRegistrationTemplate">The elem registration template.</param>
/// <param name="rockContext">The rock context.</param>
private void DeleteRegistrationTemplates( XElement elemRegistrationTemplates, RockContext rockContext )
{
if ( elemRegistrationTemplates == null )
{
return;
}
var service = new RegistrationTemplateService( rockContext );
foreach ( var elemRegistrationTemplate in elemRegistrationTemplates.Elements( "registrationTemplate" ) )
{
Guid guid = elemRegistrationTemplate.Attribute( "guid" ).Value.Trim().AsGuid();
var registrationTemplate = service.Get( guid );
rockContext.WrapTransaction( () =>
{
if ( registrationTemplate != null )
{
if ( registrationTemplate.Instances != null )
{
AttributeService attributeService = new AttributeService( rockContext );
if ( registrationTemplate.Forms != null )
{
foreach ( var id in registrationTemplate.Forms.SelectMany( f => f.Fields ).Where( ff => ff.FieldSource == RegistrationFieldSource.RegistrationAttribute ).Select( f => f.AttributeId ) )
{
if ( id != null )
{
Rock.Model.Attribute attribute = attributeService.Get( id ?? -1 );
if ( attribute != null )
{
attributeService.Delete( attribute );
}
}
}
}
var registrations = registrationTemplate.Instances.SelectMany( i => i.Registrations );
new RegistrationService( rockContext ).DeleteRange( registrations );
new RegistrationInstanceService( rockContext ).DeleteRange( registrationTemplate.Instances );
}
service.Delete( registrationTemplate );
rockContext.SaveChanges();
}
} );
}
}
