Change MoapModule.ClearMediaEntry to set TextureEntryFace.MediaFlags back to false

Implement test for ClearMediaEntry()

OpenSim/Framework/PrimitiveBaseShape.cs

@@ -250,7 +250,7 @@ namespace OpenSim.Framework
         {
             get
             {
-                //m_log.DebugFormat("[SHAPE]: get m_textureEntry length {0}", m_textureEntry.Length);
+//                m_log.DebugFormat("[SHAPE]: get m_textureEntry length {0}", m_textureEntry.Length);
                 try { return new Primitive.TextureEntry(m_textureEntry, 0, m_textureEntry.Length); }
                 catch { }
 

OpenSim/Region/CoreModules/World/Media/Moap/MoapModule.cs

@@ -225,6 +225,12 @@ namespace OpenSim.Region.CoreModules.World.Media.Moap
             return me;
         }
         
+        /// <summary>
+        /// Set the media entry on the face of the given part.
+        /// </summary>
+        /// <param name="part">/param>
+        /// <param name="face"></param>
+        /// <param name="me"></param>
         public void SetMediaEntry(SceneObjectPart part, int face, MediaEntry me)
         {
 //            m_log.DebugFormat("[MOAP]: SetMediaEntry for {0}, face {1}", part.Name, face);
@@ -249,9 +255,31 @@ namespace OpenSim.Region.CoreModules.World.Media.Moap
             part.TriggerScriptChangedEvent(Changed.MEDIA);
         }
         
+        /// <summary>
+        /// Clear the media entry from the face of the given part.
+        /// </summary>
+        /// <param name="part"></param>
+        /// <param name="face"></param>
         public void ClearMediaEntry(SceneObjectPart part, int face)
         {
-            SetMediaEntry(part, face, null);
+            CheckFaceParam(part, face);
+            
+            // If no media has been set up yetthen we don't need to clear anything
+            if (null == part.Shape.Media)
+                return;
+            
+            lock (part.Shape.Media)
+                part.Shape.Media[face] = null;
+                        
+            UpdateMediaUrl(part, UUID.Zero);          
+                        
+            Primitive.TextureEntry te = part.Shape.Textures;
+            Primitive.TextureEntryFace teFace = te.CreateFace((uint)face);
+            teFace.MediaFlags = false;
+            part.Shape.Textures = te;
+            
+            part.ScheduleFullUpdate();
+            part.TriggerScriptChangedEvent(Changed.MEDIA);            
         }
         
         /// <summary>

OpenSim/Region/CoreModules/World/Media/Moap/Tests/MoapTests.cs

@@ -48,6 +48,41 @@ namespace OpenSim.Region.CoreModules.World.Media.Moap.Tests
     [TestFixture]
     public class MoapTests
     {
+        protected TestScene m_scene;
+        protected MoapModule m_module;
+            
+        [SetUp]
+        public void SetUp()
+        {
+            m_module = new MoapModule();
+            m_scene = SceneSetupHelpers.SetupScene();
+            SceneSetupHelpers.SetupSceneModules(m_scene, m_module);            
+        }        
+        
+        [Test]
+        public void TestClearMediaUrl()
+        {
+            TestHelper.InMethod();           
+//            log4net.Config.XmlConfigurator.Configure();
+            
+            SceneObjectPart part = SceneSetupHelpers.AddSceneObject(m_scene);
+            MediaEntry me = new MediaEntry();            
+            
+            m_module.SetMediaEntry(part, 1, me);
+            m_module.ClearMediaEntry(part, 1);
+            
+            Assert.That(part.Shape.Media[1], Is.EqualTo(null));
+            
+            // Although we've cleared one face, other faces may still be present.  So we need to check for an
+            // update media url version
+            Assert.That(part.MediaUrl, Is.EqualTo("x-mv:0000000001/" + UUID.Zero));
+            
+            // By changing media flag to false, the face texture once again becomes identical to the DefaultTexture.
+            // Therefore, when libOMV reserializes it, it disappears and we are left with no face texture in this slot.
+            // Not at all confusing, eh?
+            Assert.That(part.Shape.Textures.FaceTextures[1], Is.Null);
+        }
+        
         [Test]
         public void TestSetMediaUrl()
         {
@@ -55,14 +90,10 @@ namespace OpenSim.Region.CoreModules.World.Media.Moap.Tests
             
             string homeUrl = "opensimulator.org";            
             
-            MoapModule module = new MoapModule();
+            SceneObjectPart part = SceneSetupHelpers.AddSceneObject(m_scene);
-            TestScene scene = SceneSetupHelpers.SetupScene();
-            SceneSetupHelpers.SetupSceneModules(scene, module);
-            
-            SceneObjectPart part = SceneSetupHelpers.AddSceneObject(scene);
             MediaEntry me = new MediaEntry() { HomeURL = homeUrl };            
             
-            module.SetMediaEntry(part, 1, me);
+            m_module.SetMediaEntry(part, 1, me);
             
             Assert.That(part.Shape.Media[1].HomeURL, Is.EqualTo(homeUrl));
             Assert.That(part.MediaUrl, Is.EqualTo("x-mv:0000000000/" + UUID.Zero));