leekelleher · Jan 23, 2014 · Dec 13, 2013 · Dec 13, 2013 · Jan 22, 2014 · Jan 22, 2014
diff --git a/src/uComponents.DataTypes/EnumCheckBoxList/EnumCheckBoxListDataEditor.cs b/src/uComponents.DataTypes/EnumCheckBoxList/EnumCheckBoxListDataEditor.cs
@@ -1,13 +1,11 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Reflection;
-using System.Web;
 using System.Web.UI;
 using System.Web.UI.WebControls;
 using System.Xml.Linq;
 using uComponents.Core;
-using umbraco;
+using uComponents.DataTypes.Shared.Enums;
 using umbraco.interfaces;
 
 namespace uComponents.DataTypes.EnumCheckBoxList
@@ -103,49 +101,13 @@ internal EnumCheckBoxListDataEditor(IData data, EnumCheckBoxListOptions options)
 		/// </summary>
 		protected override void CreateChildControls()
 		{
-			FieldInfo fieldInfo;
-			ListItem checkBoxListItem;
-
 			try
 			{
 				var assembly = Helper.IO.GetAssembly(this.options.Assembly);
 				var type = assembly.GetType(this.options.Enum);
 
-				// Loop though enum to create drop down list items
-				foreach (string name in Enum.GetNames(type))
-				{
-					checkBoxListItem = new ListItem(name, name); // Default to the enum item name
-
-					fieldInfo = type.GetField(name);
-
-					// Loop though any custom attributes that may have been applied the the curent enum item
-					foreach (var customAttributeData in CustomAttributeData.GetCustomAttributes(fieldInfo))
-					{
-						if (customAttributeData.Constructor.DeclaringType != null && customAttributeData.Constructor.DeclaringType.Name == "EnumCheckBoxListAttribute" && customAttributeData.NamedArguments != null)
-						{
-							// Loop though each property on the EnumCheckBoxListAttribute
-							foreach (var customAttributeNamedArguement in customAttributeData.NamedArguments)
-							{
-								switch (customAttributeNamedArguement.MemberInfo.Name)
-								{
-									case "Text":
-										checkBoxListItem.Text = customAttributeNamedArguement.TypedValue.Value.ToString();
-										break;
-
-									case "Value":
-										checkBoxListItem.Value = customAttributeNamedArguement.TypedValue.Value.ToString();
-										break;
-
-									case "Enabled":
-										checkBoxListItem.Enabled = (bool)customAttributeNamedArguement.TypedValue.Value;
-										break;
-								}
-							}
-						}
-					}
-
-					this.CheckBoxList.Items.Add(checkBoxListItem);
-				}
+				var items = EnumHelper.GetEnumListAttributeValues(type).ToArray();
+				this.CheckBoxList.Items.AddRange(items);
 			}
 			catch
 			{

diff --git a/src/uComponents.DataTypes/EnumDropDownList/EnumDropDownListDataEditor.cs b/src/uComponents.DataTypes/EnumDropDownList/EnumDropDownListDataEditor.cs
@@ -1,15 +1,13 @@
-using System;
+using System;
 using System.Linq;
-using System.Reflection;
 using System.Web.UI;
 using System.Web.UI.WebControls;
 using uComponents.Core;
+using uComponents.DataTypes.Shared.Enums;
 using umbraco;
 using umbraco.BusinessLogic;
-using umbraco.cms.businesslogic;
 using umbraco.cms.businesslogic.datatype;
 using umbraco.cms.businesslogic.property;
-using umbraco.cms.businesslogic.web;
 using umbraco.interfaces;
 
 namespace uComponents.DataTypes.EnumDropDownList
@@ -112,40 +110,8 @@ protected override void CreateChildControls()
 				var assembly = Helper.IO.GetAssembly(this.options.Assembly);
 				var type = assembly.GetType(this.options.Enum);
 
-				// Loop though enum to create drop down list items
-				foreach (var name in Enum.GetNames(type))
-				{
-					var dropDownListItem = new ListItem(name, name);
-					var fieldInfo = type.GetField(name);
-
-					// Loop though any custom attributes that may have been applied the the curent enum item
-					foreach (var customAttributeData in CustomAttributeData.GetCustomAttributes(fieldInfo))
-					{
-						if (customAttributeData.Constructor.DeclaringType != null && customAttributeData.Constructor.DeclaringType.Name == "EnumDropDownListAttribute" && customAttributeData.NamedArguments != null)
-						{
-							// Loop though each property on the EnumDropDownListAttribute
-							foreach (var customAttributeNamedArguement in customAttributeData.NamedArguments)
-							{
-								switch (customAttributeNamedArguement.MemberInfo.Name)
-								{
-									case "Text":
-										dropDownListItem.Text = customAttributeNamedArguement.TypedValue.Value.ToString();
-										break;
-
-									case "Value":
-										dropDownListItem.Value = customAttributeNamedArguement.TypedValue.Value.ToString();
-										break;
-
-									case "Enabled":
-										dropDownListItem.Enabled = (bool)customAttributeNamedArguement.TypedValue.Value;
-										break;
-								}
-							}
-						}
-					}
-
-					this.dropDownList.Items.Add(dropDownListItem);
-				}
+				var items = EnumHelper.GetEnumListAttributeValues(type).ToArray();
+				this.DropDownList.Items.AddRange(items);
 			}
 			catch
 			{

diff --git a/src/uComponents.DataTypes/Shared/Enums/EnumHelper.cs b/src/uComponents.DataTypes/Shared/Enums/EnumHelper.cs
@@ -0,0 +1,63 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Web.UI.WebControls;
+
+namespace uComponents.DataTypes.Shared.Enums
+{
+	/// <summary>
+	/// Helper methods for working with Enums
+	/// </summary>
+	public class EnumHelper
+	{
+
+		/// <summary>
+		/// Gets the Enum of the supplied type and returns its attribute values as a ListItem
+		/// </summary>
+		/// <param name="enumType">The full type name of the enum to parse</param>
+		/// <returns>List of ListItems representing the Enum's attribute values</returns>
+		public static IEnumerable<ListItem> GetEnumListAttributeValues(Type enumType)
+		{
+			var enums = new List<ListItem>();
+
+			foreach (var enumName in Enum.GetNames(enumType))
+			{
+				var fieldInfo = enumType.GetField(enumName);
+				var listItem = new ListItem(enumName, enumName); // Default to the enum item name
+
+				// Loop though any custom attributes that may have been applied the the curent enum item
+				foreach (var customAttributeData in CustomAttributeData.GetCustomAttributes(fieldInfo))
+				{
+					if (customAttributeData.Constructor.DeclaringType != null && (new []{ "EnumDropDownListAttribute", "EnumCheckBoxListAttribute" }.Contains(customAttributeData.Constructor.DeclaringType.Name) && customAttributeData.NamedArguments != null))
+					{
+						// Loop though each property on the EnumDropDownListAttribute
+						foreach (var customAttributeNamedArguement in customAttributeData.NamedArguments)
+						{
+							switch (customAttributeNamedArguement.MemberInfo.Name)
+							{
+								case "Text":
+									listItem.Text = customAttributeNamedArguement.TypedValue.Value.ToString();
+									break;
+
+								case "Value":
+									listItem.Value = customAttributeNamedArguement.TypedValue.Value.ToString();
+									break;
+
+								case "Enabled":
+									listItem.Enabled = (bool)customAttributeNamedArguement.TypedValue.Value;
+									break;
+							}
+						}
+
+						enums.Add(listItem);
+					}
+				}
+
+			}
+
+			return enums;
+		}
+
+	}
+}
diff --git a/src/uComponents.DataTypes/uComponents.DataTypes.csproj b/src/uComponents.DataTypes/uComponents.DataTypes.csproj
@@ -416,6 +416,7 @@
     <Compile Include="Settings.cs" />
     <Compile Include="Shared\AjaxUpload\AjaxUploadHandler.cs" />
     <Compile Include="Shared\AjaxUpload\AjaxUploadHandlerResource.Designer.cs" />
+    <Compile Include="Shared\Enums\EnumHelper.cs" />
     <Compile Include="Shared\Pages\DirectoryBrowser.aspx.cs">
       <DependentUpon>DirectoryBrowser.aspx</DependentUpon>
       <SubType>ASPXCodeBehind</SubType>

diff --git a/src/uComponents.XsltExtensions/Enums.cs b/src/uComponents.XsltExtensions/Enums.cs
@@ -0,0 +1,54 @@
+using System;
+using System.Xml;
+using System.Xml.XPath;
+using uComponents.Core;
+using uComponents.DataTypes.Shared.Enums;
+using umbraco;
+using Umbraco.Core;
+
+namespace uComponents.XsltExtensions
+{
+	/// <summary>
+	/// The Enums class exposes XSLT extensions to access data from EnumCheckBoxListAttributes and EnumDropDownListAttributes
+	/// </summary>
+	[XsltExtension("ucomponents.enums")]
+	public class Enums
+	{
+
+		/// <summary>
+		/// Gets the Enum of the supplied type and returns its attribute values as a ListItem
+		/// </summary>
+		/// <param name="assemblyName">Full name of the assembly containing the enum</param>
+		/// <param name="typeName">The enum's type name</param>
+		/// <returns>List of ListItems representing the Enum's attribute values</returns>
+		public static XPathNodeIterator GetEnumListAttributeValues(string assemblyName, string typeName)
+		{
+			if (!assemblyName.EndsWith(".dll", StringComparison.InvariantCultureIgnoreCase))
+				assemblyName += ".dll";
+
+			var assembly = Helper.IO.GetAssembly(assemblyName);
+			var type = assembly.GetType(typeName);
+			var enumListItems= EnumHelper.GetEnumListAttributeValues(type);
+
+			// create the XML document
+			var xd = new XmlDocument();
+			xd.LoadXml("<ListItems/>");
+
+			// loop through each of the directories
+			foreach (var enumListItem in enumListItems)
+			{
+				var enumNode = XmlHelper.AddTextNode(xd, "ListItem", "");
+				enumNode.Attributes.Append(XmlHelper.AddAttribute(xd, "Text", enumListItem.Text));
+				enumNode.Attributes.Append(XmlHelper.AddAttribute(xd, "Value", enumListItem.Value));
+				enumNode.Attributes.Append(XmlHelper.AddAttribute(xd, "Enabled", enumListItem.Enabled.ToString()));
+
+				// add the node to the XML document
+				xd.DocumentElement.AppendChild(enumNode);
+			}
+
+			// return the XML document
+			return xd.CreateNavigator().Select("/ListItems");
+		}
+
+	}
+}
diff --git a/src/uComponents.XsltExtensions/uComponents.XsltExtensions.csproj b/src/uComponents.XsltExtensions/uComponents.XsltExtensions.csproj
@@ -278,6 +278,7 @@
     <Compile Include="Cms.cs" />
     <Compile Include="Dates.cs" />
     <Compile Include="Email.cs" />
+    <Compile Include="Enums.cs" />
     <Compile Include="Exceptions.cs" />
     <Compile Include="IO.cs" />
     <Compile Include="Media.cs" />
@@ -296,6 +297,10 @@
       <Project>{431971FF-DF3B-42AA-9E57-FD5D65ACAD51}</Project>
       <Name>uComponents.Core</Name>
     </ProjectReference>
+    <ProjectReference Include="..\uComponents.DataTypes\uComponents.DataTypes.csproj">
+      <Project>{E83250BD-27B0-4B39-90C8-F07538058938}</Project>
+      <Name>uComponents.DataTypes</Name>
+    </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <None Include="packages.config" />