webdav portal fixes

WebsitePanel/Sources/WebsitePanel.WebDav.Core/Config/Entities/OpenerCollection.cs

@@ -0,0 +1,38 @@
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using WebsitePanel.WebDav.Core.Config.WebConfigSections;
+using WebsitePanel.WebDavPortal.WebConfigSections;
+
+namespace WebsitePanel.WebDav.Core.Config.Entities
+{
+    public class OpenerCollection : AbstractConfigCollection, IReadOnlyCollection<OpenerElement>
+    {
+        private readonly IList<OpenerElement> _targetBlankMimeTypeExtensions;
+
+        public OpenerCollection()
+        {
+            _targetBlankMimeTypeExtensions = ConfigSection.TypeOpener.Cast<OpenerElement>().ToList();
+        }
+
+        public IEnumerator<OpenerElement> GetEnumerator()
+        {
+            return _targetBlankMimeTypeExtensions.GetEnumerator();
+        }
+
+        IEnumerator IEnumerable.GetEnumerator()
+        {
+            return GetEnumerator();
+        }
+
+        public int Count
+        {
+            get { return _targetBlankMimeTypeExtensions.Count; }
+        }
+
+        public bool Contains(string extension)
+        {
+            return _targetBlankMimeTypeExtensions.Any(x => x.Extension == extension);
+        }
+    }
+}