2 files changed, 150 insertions, 12 deletions

diff --git a/OpenSim/Region/CoreModules/World/Media/Moap/MoapModule.cs b/OpenSim/Region/CoreModules/World/Media/Moap/MoapModule.cs
index 7c5d044..898ca4a 100644
--- a/OpenSim/Region/CoreModules/World/Media/Moap/MoapModule.cs
+++ b/OpenSim/Region/CoreModules/World/Media/Moap/MoapModule.cs
@@ -50,7 +50,7 @@ using Caps = OpenSim.Framework.Capabilities.Caps;
 using OSDArray = OpenMetaverse.StructuredData.OSDArray;
 using OSDMap = OpenMetaverse.StructuredData.OSDMap;
 
-namespace OpenSim.Region.CoreModules.Media.Moap
+namespace OpenSim.Region.CoreModules.World.Media.Moap
 {
     [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "MoapModule")]
     public class MoapModule : INonSharedRegionModule, IMoapModule
@@ -225,24 +225,62 @@ namespace OpenSim.Region.CoreModules.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">If null, then the media entry is cleared.</param>
         public void SetMediaEntry(SceneObjectPart part, int face, MediaEntry me)
         {
+//            m_log.DebugFormat("[MOAP]: SetMediaEntry for {0}, face {1}", part.Name, face);
+            
             CheckFaceParam(part, face);
             
             if (null == part.Shape.Media)
-                part.Shape.Media = new PrimitiveBaseShape.MediaList(new MediaEntry[part.GetNumberOfSides()]);
-                
+            {
+                if (me == null)
+                    return;
+                else                            
+                    part.Shape.Media = new PrimitiveBaseShape.MediaList(new MediaEntry[part.GetNumberOfSides()]);
+            }
+
             lock (part.Shape.Media)
-                part.Shape.Media[face] = me;
+                part.Shape.Media[face] = me;                      
             
             UpdateMediaUrl(part, UUID.Zero);
+            
+            SetPartMediaFlags(part, face, me != null);
+            
             part.ScheduleFullUpdate();
             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);
+            SetMediaEntry(part, face, null);            
+        }
+        
+        /// <summary>
+        /// Set the media flags on the texture face of the given part.
+        /// </summary>
+        /// <remarks>
+        /// The fact that we need a separate function to do what should be a simple one line operation is BUTT UGLY.
+        /// </remarks>
+        /// <param name="part"></param>
+        /// <param name="face"></param>
+        /// <param name="flag"></param>
+        protected void SetPartMediaFlags(SceneObjectPart part, int face, bool flag)
+        {
+            Primitive.TextureEntry te = part.Shape.Textures;
+            Primitive.TextureEntryFace teFace = te.CreateFace((uint)face);
+            teFace.MediaFlags = flag;
+            part.Shape.Textures = te;            
         }
         
         /// <summary>
@@ -333,7 +371,7 @@ namespace OpenSim.Region.CoreModules.Media.Moap
             }
             
 //            m_log.DebugFormat("[MOAP]: Received {0} media entries for prim {1}", omu.FaceMedia.Length, primId);
-                       
+//                       
 //            for (int i = 0; i < omu.FaceMedia.Length; i++)
 //            {
 //                MediaEntry me = omu.FaceMedia[i];
@@ -368,10 +406,7 @@ namespace OpenSim.Region.CoreModules.Media.Moap
                         // FIXME: Race condition here since some other texture entry manipulator may overwrite/get
                         // overwritten.  Unfortunately, PrimitiveBaseShape does not allow us to change texture entry
                         // directly.
-                        Primitive.TextureEntry te = part.Shape.Textures;
-                        Primitive.TextureEntryFace face = te.CreateFace((uint)i);
-                        face.MediaFlags = true;
-                        part.Shape.Textures = te;
+                        SetPartMediaFlags(part, i, true);
 //                        m_log.DebugFormat(
 //                            "[MOAP]: Media flags for face {0} is {1}", 
 //                            i, part.Shape.Textures.FaceTextures[i].MediaFlags);
@@ -380,6 +415,8 @@ namespace OpenSim.Region.CoreModules.Media.Moap
             }
             else
             {
+//                m_log.DebugFormat("[MOAP]: Setting existing media list for {0}", part.Name);
+                
                 // We need to go through the media textures one at a time to make sure that we have permission 
                 // to change them
                 
@@ -401,8 +438,7 @@ namespace OpenSim.Region.CoreModules.Media.Moap
                             if (null == media[i])
                                 continue;
                             
-                            Primitive.TextureEntryFace face = te.CreateFace((uint)i);
-                            face.MediaFlags = true;
+                            SetPartMediaFlags(part, i, true);
     
     //                        m_log.DebugFormat(
     //                            "[MOAP]: Media flags for face {0} is {1}", 
diff --git a/OpenSim/Region/CoreModules/World/Media/Moap/Tests/MoapTests.cs b/OpenSim/Region/CoreModules/World/Media/Moap/Tests/MoapTests.cs
new file mode 100644
index 0000000..5b85830
--- /dev/null
+++ b/OpenSim/Region/CoreModules/World/Media/Moap/Tests/MoapTests.cs
@@ -0,0 +1,102 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Reflection;
+using System.Threading;
+using log4net.Config;
+using NUnit.Framework;
+using OpenMetaverse;
+using OpenMetaverse.Assets;
+using OpenSim.Framework;
+using OpenSim.Region.CoreModules.World.Media.Moap;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Region.Framework.Scenes.Serialization;
+using OpenSim.Tests.Common;
+using OpenSim.Tests.Common.Mock;
+using OpenSim.Tests.Common.Setup;
+
+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()
+        {
+            TestHelper.InMethod();
+            
+            string homeUrl = "opensimulator.org";            
+            
+            SceneObjectPart part = SceneSetupHelpers.AddSceneObject(m_scene);
+            MediaEntry me = new MediaEntry() { HomeURL = homeUrl };            
+            
+            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));
+            Assert.That(part.Shape.Textures.FaceTextures[1].MediaFlags, Is.True);
+        }
+    }
+}
\ No newline at end of file