public MultistepActionStepResult Step(int step)
{
var context = (RecreateDynamicImagesContext)HttpContext.Current.Session[HttpContextSession.RecreateDynamicImagesServiceProcessingContext];
IEnumerable <Tuple <int, string> > dataForStep = context.ArticleData.Skip(step * ItemsPerStep).Take(ItemsPerStep).ToArray();
var flds = GetFields(context.FieldId);
var dimg = flds.Item1.DynamicImage;
var baseImagePathInfo = flds.Item2.PathInfo;
if (dataForStep.Any())
{
var ids = dataForStep.Select(d => d.Item1).ToArray();
var notificationRepository = new NotificationPushRepository {
IgnoreInternal = true
};
notificationRepository.PrepareNotifications(context.ContentId, ids, NotificationCode.Update);
foreach (var dfs in dataForStep)
{
using (var transaction = new TransactionScope(TransactionScopeOption.Required, new TransactionOptions {
IsolationLevel = IsolationLevel.ReadCommitted
}))
{
var newValue = dimg.GetValue(dimg.GetDesiredFileName(dfs.Item2));
RecreateDynamicImagesRepository.UpdateDynamicFieldValue(dimg.Field.Id, dfs.Item1, newValue);
if (!context.ProcessedImages.Contains(dfs.Item2))
{
dimg.CreateDynamicImage(baseImagePathInfo.GetPath(dfs.Item2), dfs.Item2);
context.ProcessedImages.Add(dfs.Item2);
}
transaction.Complete();
}
}
notificationRepository.SendNotifications();
}
return(new MultistepActionStepResult {
ProcessedItemsCount = dataForStep.Count()
});
}
public MultistepActionSettings SetupAction(int contentId, int fieldId)
{
if (HasAlreadyRun())
{
throw new ApplicationException(MultistepActionStrings.ActionHasAlreadyRun);
}
var flds = GetFields(fieldId);
if (flds.Item1.BaseImageId != null)
{
var articleData = RecreateDynamicImagesRepository.GetDataToProcess(flds.Item1.BaseImageId.Value);
var dataRows = articleData as DataRow[] ?? articleData.ToArray();
var context = new RecreateDynamicImagesContext
{
FieldId = fieldId,
ContentId = contentId,
ArticleData = dataRows.Select(r => Tuple.Create(Converter.ToInt32(r.Field <decimal>("ID")), r.Field <string>("DATA"))).ToArray(),
ProcessedImages = new HashSet <string>(StringComparer.InvariantCultureIgnoreCase)
};
HttpContext.Current.Session[HttpContextSession.RecreateDynamicImagesServiceProcessingContext] = context;
var itemCount = dataRows.Length;
var stepCount = MultistepActionHelper.GetStepCount(itemCount, ItemsPerStep);
return(new MultistepActionSettings
{
Stages = new[]
{
new MultistepStageSettings
{
Name = FieldStrings.RecreateDynamicImagesStageName,
StepCount = stepCount,
ItemCount = itemCount
}
}
});
}
return(null);
}
