public ImageOptimizationBackgroundProcessor()
{
ImageOptimizationConfig imageOptimizationConfig = Config.Get <ImageOptimizationConfig>();
this.batchSize = imageOptimizationConfig.BatchSize;
this.enableDetailedLogging = imageOptimizationConfig.EnableDetailLogging;
}
internal static ScheduledTask NewInstance()
{
var disableImageOptimizationAppSetting = System.Configuration.ConfigurationManager.AppSettings[ImageOptimizationConstants.DisableImageOptimizationAppSettingKey];
bool disableImageOptimization;
if (bool.TryParse(disableImageOptimizationAppSetting, out disableImageOptimization) && disableImageOptimization)
{
return(null);
}
if (ObjectFactory.GetArgsByName(typeof(ImageOptimizationConfig).Name, typeof(ImageOptimizationConfig)) == null)
{
return(null);
}
ImageOptimizationConfig imageOptimizationConfig = Config.Get <ImageOptimizationConfig>();
if (!imageOptimizationConfig.EnableImageOptimization)
{
return(null);
}
if (!ImageOptimizationProcessorsHelper.ValidateImageOptimizationProcessorsConfigurations())
{
return(null);
}
// Schedule a task only if required IsOptimized field is present
Type contentType = typeof(Image);
MetadataManager metadataManager = MetadataManager.GetManager();
MetaType metaType = metadataManager.GetMetaType(contentType);
if (metaType != null)
{
MetaField metaField = metaType.Fields.SingleOrDefault(f => string.Compare(f.FieldName, ImageOptimizationConstants.IsOptimizedFieldName, true, CultureInfo.InvariantCulture) == 0);
if (metaField == null)
{
return(null);
}
}
string crontabConfig = imageOptimizationConfig.ImageOptimizationCronSpec;
if (string.IsNullOrEmpty(crontabConfig))
{
crontabConfig = ImageOptimizationTask.DefaultCronExpression;
}
ImageOptimizationTask task = new ImageOptimizationTask()
{
Id = Guid.NewGuid(),
ExecuteTime = DateTime.UtcNow,
ScheduleSpecType = CrontabScheduleCalculator.ScheduleSpecType,
ScheduleSpec = crontabConfig
};
return(task);
}
public void Post(Guid parentId, Guid imageId)
{
ImageOptimizationConfig imageOptimizationConfig = Config.Get <ImageOptimizationConfig>();
var optimizerSettings = imageOptimizationConfig.Optimizers[imageOptimizationConfig.DefaultOptimizer];
ImageOptimizerBase imageOptimizer = (ImageOptimizerBase)Activator.CreateInstance(optimizerSettings.OptimizerType.Assembly.FullName, optimizerSettings.OptimizerType.FullName).Unwrap();
imageOptimizer.OptimizeImage(parentId, imageId);
}
private static void Content_Action(IDataEvent @event)
{
try
{
Type contentType = @event.ItemType;
Guid itemId = @event.ItemId;
string providerName = @event.ProviderName;
string language = @event.GetLanguage();
if (!ValidateEventType(@event))
{
return;
}
if (ObjectFactory.GetArgsByName(typeof(ImageOptimizationConfig).Name, typeof(ImageOptimizationConfig)) == null)
{
return;
}
ImageOptimizationConfig imageOptimizationConfig = Config.Get <ImageOptimizationConfig>();
LibrariesManager manager = ManagerBase.GetMappedManager(contentType, providerName) as LibrariesManager;
if (manager == null)
{
return;
}
var item = manager.GetItemOrDefault(contentType, itemId);
Image image = item as Image;
if (image.Status == ContentLifecycleStatus.Master)
{
var imageTemp = manager.Lifecycle.CheckOut(image) as Image;
imageTemp.SetValue(ImageOptimizationConstants.IsOptimizedFieldName, Startup.hassImageOptimizationProcessorEnabled);
manager.Lifecycle.CheckIn(imageTemp);
}
else if (image.Status == ContentLifecycleStatus.Temp)
{
image.SetValue(ImageOptimizationConstants.IsOptimizedFieldName, Startup.hassImageOptimizationProcessorEnabled);
Image master = manager.Lifecycle.GetMaster(image) as Image;
master.SetValue(ImageOptimizationConstants.IsOptimizedFieldName, Startup.hassImageOptimizationProcessorEnabled);
}
manager.SaveChanges();
}
catch (Exception ex)
{
Log.Write(string.Format("Error occurred while setting image optimization field value: {0}", ex.Message), ConfigurationPolicy.ErrorLog);
}
}
public override void ExecuteTask()
{
ImageOptimizationConfig imageOptimizationConfig = Config.Get <ImageOptimizationConfig>();
var optimizerSettings = imageOptimizationConfig.Optimizers[imageOptimizationConfig.DefaultOptimizer];
ImageOptimizerBase imageOptimizer = (ImageOptimizerBase)Activator.CreateInstance(optimizerSettings.OptimizerType.Assembly.FullName, optimizerSettings.OptimizerType.FullName).Unwrap();
_itemsCount = imageOptimizer.GetItemsCount(this.AlbumId);
imageOptimizer.OnImageOptimized += new ImageOptimizerBase.ImageOptimizedHandler(Image_Optimized);
imageOptimizer.OptimizeAlbum(this.AlbumId);
}
public ImageOptimizerBase()
{
_config = Config.Get <ImageOptimizationConfig>();
}
