public bool SetThumbnailReference(Image thumbnailImage)
{
// if image is already set either as reference or binarydata, do nothing
if (this.ImageMode != ImageRequestMode.None)
{
return(false);
}
var data = new ImageFieldData(this, thumbnailImage, null);
this.SetData(data);
return(true);
}
protected override object[] ConvertFrom(object value)
{
_data = value as ImageFieldData;
var data = value as ImageFieldData;
if (data == null)
throw new NotSupportedException("Field value is null or not a ImageFieldData. FieldName: " + this.Name);
object[] result = new object[2];
result[0] = data.ImgRef == null ? new List<Node>() : new List<Node>() { data.ImgRef };
result[1] = data.ImgData == null ? new BinaryData() : data.ImgData;
return result;
}
public static ImageRequestMode GetImageMode(ImageFieldData data)
{
if (data != null && data.ImgData != null && !data.ImgData.IsEmpty && data.ImgData.Size > 0)
{
return(ImageRequestMode.BinaryData);
}
else
{
if (data != null && data.ImgRef != null)
{
return(ImageRequestMode.Reference);
}
else
{
return(ImageRequestMode.None);
}
}
}
protected override object ConvertTo(object[] handlerValues)
{
var result = new ImageFieldData();
if (handlerValues[0] != null)
{
var nodeList = handlerValues[0] as IEnumerable<Node>;
if (nodeList != null)
{
result.ImgRef = nodeList.FirstOrDefault() as Image;
}
}
if (handlerValues[1] != null)
result.ImgData = handlerValues[1] as BinaryData;
_data = result;
return result;
}
public static string GetImageUrl(ImageRequestMode imageMode, ImageFieldData data, int contentId, string binaryPropertyName)
{
var imageUrl = string.Empty;
switch (imageMode)
{
case ImageRequestMode.Reference:
imageUrl = data.ImgRef.Path;
break;
case ImageRequestMode.BinaryData:
if (contentId > 0)
{
imageUrl = BinaryField.GetBinaryUrl(contentId, binaryPropertyName, data.ImgData.Timestamp);
}
break;
}
return(imageUrl);
}
protected override object ConvertTo(object[] handlerValues)
{
var result = new ImageFieldData(this);
if (handlerValues[0] != null)
{
var nodeList = handlerValues[0] as IEnumerable <Node>;
if (nodeList != null)
{
result.ImgRef = nodeList.FirstOrDefault() as Image;
}
}
if (handlerValues[1] != null)
{
result.ImgData = handlerValues[1] as BinaryData;
}
_data = result;
return(result);
}
protected override object[] ConvertFrom(object value)
{
_data = value as ImageFieldData;
var data = value as ImageFieldData;
if (data == null)
{
throw new NotSupportedException("Field value is null or not a ImageFieldData. FieldName: " + this.Name);
}
object[] result = new object[2];
result[0] = data.ImgRef == null ? new List <Node>() : new List <Node>()
{
data.ImgRef
};
result[1] = data.ImgData == null ? new BinaryData() : data.ImgData;
return(result);
}
public static string GetImageUrl(ImageRequestMode imageMode, ImageFieldData data, int contentId, string binaryPropertyName)
{
var imageUrl = string.Empty;
switch (imageMode)
{
case ImageRequestMode.Reference:
imageUrl = data.ImgRef.Path;
break;
case ImageRequestMode.BinaryData:
if (contentId > 0)
{
imageUrl = string.Format("/binaryhandler.ashx?nodeid={0}&propertyname={1}&checksum={2}", contentId, binaryPropertyName, HttpUtility.UrlEncode(data.ImgData.Timestamp.ToString()));
}
break;
default:
break;
}
return(imageUrl);
}
protected override object[] ConvertFrom(object value)
{
ImageFieldData data = null;
if (value is int intValue)
{
if (Node.LoadNode(intValue) is Image refImage)
{
data = new ImageFieldData(this, refImage, null);
}
}
else if (value is string stringValue)
{
try
{
if (Node.LoadNode(stringValue) is Image refImage)
{
data = new ImageFieldData(this, refImage, null);
}
}
catch
{
// ignored
}
}
else if (value is long longValue)
{
try
{
var id = Convert.ToInt32(longValue);
if (Node.LoadNode(id) is Image refImage)
{
data = new ImageFieldData(this, refImage, null);
}
}
catch
{
// ignored
}
}
else
{
data = value as ImageFieldData;
}
if (data == null)
{
throw new NotSupportedException("Field value is null or not a valid ImageFieldData or content id or path. FieldName: " + this.Name);
}
_data = data;
var result = new object[2];
result[0] = data.ImgRef == null ? new List <Node>() : new List <Node>()
{
data.ImgRef
};
result[1] = data.ImgData ?? new BinaryData();
return(result);
}
public static string GetImageUrl(ImageRequestMode imageMode, ImageFieldData data, int contentId, string binaryPropertyName)
{
var imageUrl = string.Empty;
switch (imageMode)
{
case ImageRequestMode.Reference:
imageUrl = data.ImgRef.Path;
break;
case ImageRequestMode.BinaryData:
if (contentId > 0)
imageUrl = string.Format("/binaryhandler.ashx?nodeid={0}&propertyname={1}", contentId, binaryPropertyName);
break;
default:
break;
}
return imageUrl;
}
public static ImageRequestMode GetImageMode(ImageFieldData data)
{
if (data != null && data.ImgData != null && !data.ImgData.IsEmpty && data.ImgData.Size > 0)
{
return ImageRequestMode.BinaryData;
}
else
{
if (data != null && data.ImgRef != null)
{
return ImageRequestMode.Reference;
}
else
{
return ImageRequestMode.None;
}
}
}
public bool SetThumbnailReference(Image thumbnailImage)
{
// if image is already set either as reference or binarydata, do nothing
if (this.ImageMode != ImageRequestMode.None)
return false;
var data = new ImageFieldData(thumbnailImage, null);
this.SetData(data);
return true;
}
