public override void SetData(object data)
{
_data = data as SenseNet.ContentRepository.Fields.ImageField.ImageFieldData;
if (!IsTemplated)
{
_cbxImageRef.Checked = (this.ImageField.ImageMode != ImageRequestMode.BinaryData) &&
(this.Field.Content.Id != 0);
if (!string.IsNullOrEmpty(this.ImageUrl))
{
_imageControl.ImageUrl = this.ImageUrl;
}
_imageControl.Width = this.Width;
_imageControl.Height = this.Height;
}
else
{
// synchronize data with controls are given in the template
var title = GetLabelForTitleControl() as Label;
var desc = GetLabelForDescription() as Label;
if (title != null)
{
title.Text = this.Field.DisplayName;
}
if (desc != null)
{
desc.Text = this.Field.Description;
}
var imageIsRefControl = GetImageIsRefControl();
if (imageIsRefControl != null)
{
imageIsRefControl.Checked = (this.ImageField.ImageMode != ImageRequestMode.BinaryData) &&
(this.Field.Content.Id != 0);
}
var imageControl = GetImageControl();
if (imageControl != null)
{
if (!string.IsNullOrEmpty(this.ImageUrl))
{
imageControl.ImageUrl = this.ImageUrl;
}
}
}
}
/* ============================================================================= Methods */
public override object GetData()
{
if (_data == null)
{
_data = new SenseNet.ContentRepository.Fields.ImageField.ImageFieldData(this.Field);
}
var innerControl = _fileUploadControl;
var imageIsRefControl = _cbxImageRef;
// templates
if (IsTemplated)
{
innerControl = GetInnerControl() as FileUpload;
imageIsRefControl = GetImageIsRefControl() as CheckBox;
}
_binaryData = null;
// newly posted filestream
bool newStream = false;
if (innerControl != null && innerControl.HasFile)
{
var fileStream = innerControl.PostedFile.InputStream;
var contentType = innerControl.PostedFile.ContentType;
var fileName = innerControl.PostedFile.FileName;
_binaryData = new BinaryData();
_binaryData.ContentType = contentType;
_binaryData.FileName = fileName;
_binaryData.SetStream(fileStream);
newStream = true;
}
// if there is no new stream and the reference control is not on the page,
// it means the data could not be changed, so return the original data
if (!newStream && imageIsRefControl == null)
{
return(_data);
}
// new image mode
var newImageMode = (imageIsRefControl != null && imageIsRefControl.Checked) ? ImageRequestMode.Reference : ImageRequestMode.BinaryData;
if (!newStream)
{
switch (this.ImageField.ImageMode)
{
case ImageRequestMode.BinaryData:
_binaryData = _data.ImgData;
break;
case ImageRequestMode.Reference:
if (_data.ImgRef != null)
{
_binaryData = _data.ImgRef.Binary;
}
break;
}
}
// no uploads and no original data, so return with empty data
if (_binaryData == null)
{
return(_data);
}
// if mode is not changed, proceed only if new uploaded stream is available
if ((newImageMode == this.ImageField.ImageMode) && (!newStream))
{
return(_data);
}
// from here either mode is changed or new stream is available
// 2 possibilities: new mode is reference or new mode is binary
// - reference
// - former binarydata is cleared
// - the referenced node is created or updated
// - binary
// - binarydata property is set
// - referenced node is deleted
if (newImageMode == ImageRequestMode.Reference)
{
// clear binarydata
_data.ImgData = null;
if (this.Content.Id != 0)
{
CreateImageReference(this.ContentHandler);
}
else
{
this.ContentHandler.Created += new EventHandler <SenseNet.ContentRepository.Storage.Events.NodeEventArgs>(ContentHandler_Created);
}
}
else
{
// set binarydata
_data.ImgData = new BinaryData();
_data.ImgData.CopyFrom(_binaryData);
// if copied from referenced node -> node name should be filename, not node's binary's filename (latter could contain '\'-s)
if (!newStream)
{
_data.ImgData.FileName = new BinaryFileName(_data.ImgRef.Name);
}
// clear referencedata (also delete the file but only after this node is saved!)
this.ContentHandler.Modified += new EventHandler <SenseNet.ContentRepository.Storage.Events.NodeEventArgs>(ContentHandler_Modified);
}
// reset image url after new image is saved
var imageControl = GetImageControl();
if (imageControl != null)
{
if (!string.IsNullOrEmpty(this.ImageUrl))
{
imageControl.ImageUrl = this.ImageUrl;
}
}
return(_data);
}
public override void SetData(object data)
{
_data = data as SenseNet.ContentRepository.Fields.ImageField.ImageFieldData;
if (!IsTemplated)
{
_cbxImageRef.Checked = (this.ImageField.ImageMode != ImageRequestMode.BinaryData) &&
(this.Field.Content.Id != 0);
if (!string.IsNullOrEmpty(this.ImageUrl))
_imageControl.ImageUrl = this.ImageUrl;
_imageControl.Width = this.Width;
_imageControl.Height = this.Height;
}
else
{
// synchronize data with controls are given in the template
var title = GetLabelForTitleControl() as Label;
var desc = GetLabelForDescription() as Label;
if (title != null)
title.Text = this.Field.DisplayName;
if (desc != null)
desc.Text = this.Field.Description;
var imageIsRefControl = GetImageIsRefControl();
if (imageIsRefControl != null)
imageIsRefControl.Checked = (this.ImageField.ImageMode != ImageRequestMode.BinaryData) &&
(this.Field.Content.Id != 0);
var imageControl = GetImageControl();
if (imageControl != null)
{
if (!string.IsNullOrEmpty(this.ImageUrl))
imageControl.ImageUrl = this.ImageUrl;
}
}
}
/* ============================================================================= Methods */
public override object GetData()
{
if (_data == null)
_data = new SenseNet.ContentRepository.Fields.ImageField.ImageFieldData();
var innerControl = _fileUploadControl;
var imageIsRefControl = _cbxImageRef;
// templates
if (IsTemplated)
{
innerControl = GetInnerControl() as FileUpload;
imageIsRefControl = GetImageIsRefControl() as CheckBox;
}
_binaryData = null;
// newly posted filestream
bool newStream = false;
if (innerControl != null && innerControl.HasFile)
{
var fileStream = innerControl.PostedFile.InputStream;
var contentType = innerControl.PostedFile.ContentType;
var fileName = innerControl.PostedFile.FileName;
_binaryData = new BinaryData();
_binaryData.ContentType = contentType;
_binaryData.FileName = fileName;
_binaryData.SetStream(fileStream);
newStream = true;
}
// new image mode
var originalImageMode = this.ImageField.ImageMode;
var newImageMode = imageIsRefControl.Checked ? ImageRequestMode.Reference : ImageRequestMode.BinaryData;
if (!newStream)
{
switch (this.ImageField.ImageMode)
{
case ImageRequestMode.BinaryData:
_binaryData = _data.ImgData;
break;
case ImageRequestMode.Reference:
if (_data.ImgRef != null)
_binaryData = _data.ImgRef.Binary;
break;
}
}
// no uploads and no original data, so return with empty data
if (_binaryData == null)
return _data;
// if mode is not changed, proceed only if new uploaded stream is available
if ((newImageMode == this.ImageField.ImageMode) && (!newStream))
return _data;
// from here either mode is changed or new stream is available
// 2 possibilities: new mode is reference or new mode is binary
// - reference
// - former binarydata is cleared
// - the referenced node is created or updated
// - binary
// - binarydata property is set
// - referenced node is deleted
if (newImageMode == ImageRequestMode.Reference)
{
// clear binarydata
_data.ImgData = null;
if (this.Content.Id != 0)
CreateImageReference(this.ContentHandler);
else
this.ContentHandler.Created += new EventHandler<SenseNet.ContentRepository.Storage.Events.NodeEventArgs>(ContentHandler_Created);
}
else
{
// set binarydata
_data.ImgData = new BinaryData();
_data.ImgData.CopyFrom(_binaryData);
// if copied from referenced node -> node name should be filename, not node's binary's filename (latter could contain '\'-s)
if (!newStream)
_data.ImgData.FileName = new BinaryFileName(_data.ImgRef.Name);
// clear referencedata (also delete the file but only after this node is saved!)
this.ContentHandler.Modified += new EventHandler<SenseNet.ContentRepository.Storage.Events.NodeEventArgs>(ContentHandler_Modified);
}
// reset image url after new image is saved
var imageControl = GetImageControl();
if (imageControl != null)
{
if (!string.IsNullOrEmpty(this.ImageUrl))
imageControl.ImageUrl = this.ImageUrl;
}
return _data;
}
