public bool PerformAddOperation(string commandName, InformationSourceCollection sources, string requesterLocation, HttpFileCollection files)
{
string[] cmdIDList = commandName.Split('_');
if (cmdIDList.Length < 2)
{
return(false);
}
string cmd = cmdIDList[0];
string cmdID = cmdIDList[1];
if (cmdID != this.ID)
{
return(false);
}
var defaultSource = sources.GetDefaultSource(typeof(ImageGroup).FullName);
ImageGroup currImageGroup = (ImageGroup)defaultSource.RetrieveInformationObject();
VirtualOwner owner = VirtualOwner.FigureOwner(this);
Image addedImage = Image.CreateDefault();
addedImage.CopyContentFrom(this);
addedImage.ImageData = MediaContent.CreateDefault();
HttpPostedFile postedFile = files[this.ImageData.ID];
if (postedFile != null && String.IsNullOrWhiteSpace(postedFile.FileName) == false)
{
addedImage.SetMediaContent(owner, addedImage.ImageData.ID, postedFile);
}
currImageGroup.ImagesCollection.CollectionContent.Add(addedImage);
currImageGroup.StoreInformationMasterFirst(owner, true);
return(true);
}
public static void SetMediaContent(this IInformationObject rootObject, IContainerOwner containerOwner,
string containerID, string containedField,
object mediaContent)
{
List <IInformationObject> containerList = new List <IInformationObject>();
rootObject.FindObjectsFromTree(containerList, iObj => iObj.ID == containerID, false);
foreach (var iObj in containerList)
{
var type = iObj.GetType();
var prop = type.GetProperty(containedField);
if (prop == null)
{
throw new InvalidDataException(String.Format("No property {0} found in type {1}", containedField, type.Name));
}
MediaContent propValue = (MediaContent)prop.GetValue(iObj, null);
if (propValue == null && mediaContent == null)
{
continue;
}
if (propValue != null && mediaContent == null)
{
propValue.ClearCurrentContent(containerOwner);
prop.SetValue(iObj, null, null);
continue;
}
if (propValue == null && mediaContent != null)
{
propValue = MediaContent.CreateDefault();
prop.SetValue(iObj, propValue, null);
}
propValue.SetMediaContent(containerOwner, propValue.ID, mediaContent);
}
}