@using umbraco.MacroEngines;
@using System.Xml;

@functions {    
    public static string GetMediaCropperUrl(object crops, string cropName)
    {
        string cropUrl = string.Empty;
		
		if (crops.GetType() == typeof(DynamicXml)) 
		{
			DynamicXml cropsXml = (DynamicXml)crops;
			
			XmlDocument xmlDocument = new XmlDocument();
			xmlDocument.LoadXml(cropsXml.BaseElement.ToString());
			XmlNode cropNode = xmlDocument.SelectSingleNode("descendant::crops/crop[@name='" + cropName + "']");
			
			if (cropNode != null)
			{
				cropUrl = cropNode.Attributes.GetNamedItem("url").InnerText;
			}
		}

        return cropUrl;
    }
}