/// <summary>
/// Delete given resource from database.
/// </summary>
/// <param name="sender">sender</param>
/// <param name="e">Event Args</param>
protected void DeleteButton_OnClick(object sender, EventArgs e)
{
using (ResourceDataAccess dataAccess = new ResourceDataAccess())
{
if (ResourceDetailView.ResourceId != Guid.Empty)
{
Resource resource = dataAccess.GetResource(ResourceDetailView.ResourceId);
bool isAuthorized = resource is CategoryNode?
dataAccess.AuthorizeUserForDeletePermissionOnCategory(ResourceDetailView.AuthenticatedToken, resource.Id) :
dataAccess.AuthorizeUser(ResourceDetailView.AuthenticatedToken, UserResourcePermissions.Delete, resource.Id);
if (isAuthorized)
{
bool isDeleted = resource is CategoryNode?
dataAccess.DeleteCategoryNodeWithHierarchy(ResourceDetailView.ResourceId) :
dataAccess.DeleteResource(ResourceDetailView.ResourceId);
//Delete resource
if (isDeleted)
{
DeleteButton.Visible = false;
ResourceDetailView.Visible = false;
//Show Delete successful message
MessageLabel.ForeColor = System.Drawing.Color.Black;
MessageLabel.Text = Resources.Resources.AlertRecordDelerted;
if (OnSuccessfulDelete != null)
{
OnSuccessfulDelete(this, new EventArgs());
}
}
else
{
//Show delete failure message
MessageLabel.ForeColor = System.Drawing.Color.Red;
MessageLabel.Text = Resources.Resources.AlertResourceDelertedError;
}
}
else
{
//Show delete failure message
MessageLabel.ForeColor = System.Drawing.Color.Red;
if (resource is CategoryNode)
{
MessageLabel.Text = Resources.Resources.MsgUnauthorizeAccessDeleteCategory;
}
else
{
MessageLabel.Text = string.Format(CultureInfo.InvariantCulture, Resources.Resources.MsgUnAuthorizeAccess,
UserResourcePermissions.Delete);
}
}
}
}
}
void ResourceListView_OnDeleteButtonClicked(object sender, DeleteEventArgs e)
{
if (e.EntityIdList != null && e.EntityIdList.Count > 0)
{
using (ResourceDataAccess resourceDAL = new ResourceDataAccess(this.CreateContext()))
{
if (IsSecurityAwareControl)
{
Collection <Guid> resourceIdsToBeDeleted = new Collection <Guid>();
foreach (Guid resId in e.EntityIdList.ToList())
{
Resource resource = resourceDAL.GetResource(resId);
if (resource != null)
{
resourceIdsToBeDeleted.Add(resource.Id);
CategoryNode categoryNodeobject = resource as CategoryNode;
bool isCategoryNode = false;
if (categoryNodeobject != null)
{
isCategoryNode = true;
}
if (IsSecurityAwareControl && AuthenticatedToken != null)
{
bool isAuthorized = isCategoryNode ?
resourceDAL.AuthorizeUserForDeletePermissionOnCategory(AuthenticatedToken, resId) :
resourceDAL.AuthorizeUser(AuthenticatedToken, UserResourcePermissions.Delete, resId);
if (!isAuthorized)
{
if (isCategoryNode)
{
throw new UnauthorizedAccessException(GlobalResource.UnauthorizedAccessExceptionCategoryDelete);
}
else
{
throw new UnauthorizedAccessException(string.Format(CultureInfo.InvariantCulture,
GlobalResource.UnauthorizedAccessException, UserResourcePermissions.Delete));
}
}
}
if (isCategoryNode)
{
UpdateEntityListWithCategoryNodes(categoryNodeobject, resourceIdsToBeDeleted);
}
}
}
resourceDAL.DeleteResources(resourceIdsToBeDeleted);
}
}
//Refresh data source for current page.
Refresh();
//If page count is changed and Data fetched is empty then try to fetch last page
IList entityList = ResourceListView.DataSource as IList;
if ((entityList == null || entityList.Count == 0) && ResourceListView.TotalRecords > 0)
{
ResourceListView.PageIndex = Convert.ToInt32(Math.Ceiling((double)ResourceListView.TotalRecords / ResourceListView.PageSize)) - 1;
Refresh();
}
}
}
