public Result SaveData(long dataID, IEditFieldData efdata)
{
ImageEditFieldData data = (ImageEditFieldData)efdata;
try
{
using (TransactionScope scope = new TransactionScope())
{
DatabaseManager.DatabaseEngine.GetConnection();
if (data.SprocketFile != null)
{
data.SprocketFileID = data.SprocketFile.SprocketFileID = DatabaseManager.DatabaseEngine.GetUniqueID();
}
Result r = ContentManager.Instance.DataProvider.StoreEditField_Image(dataID, data.SprocketFileID);
if (r.Succeeded && data.SprocketFile != null)
{
r = FileManager.FileManager.DataLayer.Store(data.SprocketFile);
}
if (r.Succeeded)
{
scope.Complete();
}
return(r);
}
}
catch (Exception e)
{
return(new Result(e.Message));
}
finally
{
DatabaseManager.DatabaseEngine.ReleaseConnection();
}
}
public bool IsContentDifferent(IEditFieldData a, IEditFieldData b)
{
ImageEditFieldData d1 = (ImageEditFieldData)a;
ImageEditFieldData d2 = (ImageEditFieldData)b;
return(d1.SprocketFileID != d2.SprocketFileID ||
(d1.SprocketFileID == 0 && d2.SprocketFile != null) ||
(d2.SprocketFileID == 0 && d1.SprocketFile != null));
}
public Result ReadAdminField(out IEditFieldData efdata)
{
ImageEditFieldData data = new ImageEditFieldData();
SprocketFile file = null;
if (HttpContext.Current.Request.Files[fieldName] != null)
{
if (HttpContext.Current.Request.Files[fieldName].ContentLength > 0)
{
file = new SprocketFile(SecurityProvider.ClientSpaceID, HttpContext.Current.Request.Files[fieldName], "", "");
Image img;
Result r = file.ValidateImageData(out img);
if (!r.Succeeded)
{
efdata = new ImageEditFieldData();
return(new Result("The image selected could not be loaded. The system reported back the following error: " + r.Message));
}
if (maxwidth > 0 || maxheight > 0)
{
SizingOptions options = new SizingOptions(maxwidth, maxheight, SizingOptions.Display.Constrain, 0);
options.Image = img;
MemoryStream stream = new MemoryStream();
FileManager.FileManager.Instance.ResizeImage(options, stream);
file.FileData = stream.ToArray();
}
}
}
bool deleted = HttpContext.Current.Request.Form["deleteimage_" + fieldName] != null;
long existing;
if (!long.TryParse(HttpContext.Current.Request.Form["existingimage_" + fieldName], out existing))
{
existing = 0;
}
if (deleted)
{
data.SprocketFileID = 0;
}
else if (file != null)
{
data.SprocketFile = file;
}
else
{
data.SprocketFileID = existing;
}
efdata = data;
return(new Result());
}
public Result ReadAdminField(out IEditFieldData efdata)
{
ImageEditFieldData data = new ImageEditFieldData();
SprocketFile file = null;
if (HttpContext.Current.Request.Files[fieldName] != null)
if (HttpContext.Current.Request.Files[fieldName].ContentLength > 0)
{
file = new SprocketFile(SecurityProvider.ClientSpaceID, HttpContext.Current.Request.Files[fieldName], "", "");
Image img;
Result r = file.ValidateImageData(out img);
if (!r.Succeeded)
{
efdata = new ImageEditFieldData();
return new Result("The image selected could not be loaded. The system reported back the following error: " + r.Message);
}
if (maxwidth > 0 || maxheight > 0)
{
SizingOptions options = new SizingOptions(maxwidth, maxheight, SizingOptions.Display.Constrain, 0);
options.Image = img;
MemoryStream stream = new MemoryStream();
FileManager.FileManager.Instance.ResizeImage(options, stream);
file.FileData = stream.ToArray();
}
}
bool deleted = HttpContext.Current.Request.Form["deleteimage_" + fieldName] != null;
long existing;
if (!long.TryParse(HttpContext.Current.Request.Form["existingimage_" + fieldName], out existing))
existing = 0;
if (deleted)
data.SprocketFileID = 0;
else if (file != null)
data.SprocketFile = file;
else
data.SprocketFileID = existing;
efdata = data;
return new Result();
}
