* Rework llParcelMediaCommandList

* Add missing PARCEL_MEDIA_COMMAND_* constants
* Fix a copy/paste error in SendParcelMediaUpdate
llParcelMediaCommandList should work now

2 files changed, 184 insertions, 55 deletions

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index a2c82cf..165e213 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -7184,98 +7184,224 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
 
         public void llParcelMediaCommandList(LSL_List commandList)
         {
-            //TO DO: Implement the missing commands
-            //PARCEL_MEDIA_COMMAND_STOP        Stop the media stream and go back to the first frame.
-            //PARCEL_MEDIA_COMMAND_PAUSE       Pause the media stream (stop playing but stay on current frame).
-            //PARCEL_MEDIA_COMMAND_PLAY        Start the media stream playing from the current frame and stop when the end is reached.
-            //PARCEL_MEDIA_COMMAND_LOOP        Start the media stream playing from the current frame. When the end is reached, loop to the beginning and continue.
-            //PARCEL_MEDIA_COMMAND_TEXTURE     key uuid        Use this to get or set the parcel's media texture.
-            //PARCEL_MEDIA_COMMAND_URL         string url      Used to get or set the parcel's media url.
-            //PARCEL_MEDIA_COMMAND_TIME        float time      Move a media stream to a specific time.
-            //PARCEL_MEDIA_COMMAND_AGENT       key uuid        Applies the media command to the specified agent only.
-            //PARCEL_MEDIA_COMMAND_UNLOAD      Completely unloads the movie and restores the original texture.
-            //PARCEL_MEDIA_COMMAND_AUTO_ALIGN  integer boolean         Sets the parcel option 'Auto scale content'.
-            //PARCEL_MEDIA_COMMAND_TYPE        string mime_type        Use this to get or set the parcel media MIME type (e.g. "text/html"). (1.19.1 RC0 or later)
-            //PARCEL_MEDIA_COMMAND_SIZE        integer x, integer y    Use this to get or set the parcel media pixel resolution. (1.19.1 RC0 or later)
-            //PARCEL_MEDIA_COMMAND_DESC        string desc     Use this to get or set the parcel media description. (1.19.1 RC0 or later)
-            //PARCEL_MEDIA_COMMAND_LOOP_SET    float loop      Use this to get or set the parcel's media loop duration. (1.19.1 RC0 or later)
+            // TODO: Not implemented yet (missing in libomv?):
+            //  PARCEL_MEDIA_COMMAND_LOOP_SET    float loop      Use this to get or set the parcel's media loop duration. (1.19.1 RC0 or later)
+            
             m_host.AddScriptLPS(1);
+
+            // according to the docs, this command only works if script owner and land owner are the same
+            UUID landowner = World.GetLandOwner(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y);
+            if (landowner == UUID.Zero || landowner != m_host.ObjectOwner) return;
+
+            bool update = false; // send a ParcelMediaUpdate (and possibly change the land's media URL)? 
+            
+            LandData landData = World.GetLandData(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y);
+            string url = landData.MediaURL;
+            string texture = landData.MediaID.ToString();
+            bool autoAlign = landData.MediaAutoScale != 0; 
+            string mediaType = ""; // TODO these have to be added as soon as LandData supports it
+            string description = "";
+            int width = 0;
+            int height = 0;
+            
+            ParcelMediaCommandEnum? commandToSend = null;
+            float time = 0.0f; // default is from start
+            
+            ScenePresence presence = null;
+            
             for (int i = 0; i < commandList.Data.Length; i++)
             {
-                switch ((ParcelMediaCommandEnum)commandList.Data[i])
+                ParcelMediaCommandEnum command = (ParcelMediaCommandEnum)commandList.Data[i];
+                switch (command)
                 {
-                    case ParcelMediaCommandEnum.Play:
-                        List<ScenePresence> scenePresencePlayList = World.GetScenePresences();
-                        foreach (ScenePresence agent in scenePresencePlayList)
+                    case ParcelMediaCommandEnum.Agent:
+                        // we send only to one agent
+                        if ((i + 1) < commandList.Length)
                         {
-                            if (!agent.IsChildAgent)
+                            if (commandList.Data[i + 1] is LSL_String)
                             {
-                                agent.ControllingClient.SendParcelMediaCommand((uint)(4), ParcelMediaCommandEnum.Play, 0);
+                                UUID agentID;
+                                if (UUID.TryParse((LSL_String)commandList.Data[i + 1], out agentID))
+                                {
+                                    presence = World.GetScenePresence(agentID);
+                                }
                             }
+                            else ShoutError("The argument of PARCEL_MEDIA_COMMAND_AGENT must be a key");
+                            ++i;
                         }
                         break;
+
+                    case ParcelMediaCommandEnum.Loop:
+                    case ParcelMediaCommandEnum.Play:
+                    case ParcelMediaCommandEnum.Pause:
                     case ParcelMediaCommandEnum.Stop:
-                        List<ScenePresence> scenePresenceStopList = World.GetScenePresences();
-                        foreach (ScenePresence agent in scenePresenceStopList)
+                    case ParcelMediaCommandEnum.Unload:
+                        commandToSend = command;
+                        break;
+                    
+                    case ParcelMediaCommandEnum.Url:
+                        if ((i + 1) < commandList.Length)
                         {
-                            if (!agent.IsChildAgent)
+                            if (commandList.Data[i + 1] is LSL_String)
                             {
-                                agent.ControllingClient.SendParcelMediaCommand((uint)(4), ParcelMediaCommandEnum.Stop, 0);
+                                url = (LSL_String)commandList.Data[i + 1];
+                                update = true;
                             }
+                            else ShoutError("The argument of PARCEL_MEDIA_COMMAND_URL must be a string.");
+                            ++i;
                         }
                         break;
-                    case ParcelMediaCommandEnum.Pause:
-                        List<ScenePresence> scenePresencePauseList = World.GetScenePresences();
-                        foreach (ScenePresence agent in scenePresencePauseList)
+
+                    case ParcelMediaCommandEnum.Texture:
+                        if ((i + 1) < commandList.Length)
                         {
-                            if (!agent.IsChildAgent)
+                            if (commandList.Data[i + 1] is LSL_String)
                             {
-                                agent.ControllingClient.SendParcelMediaCommand((uint)(4), ParcelMediaCommandEnum.Pause, 0);
+                                texture = (LSL_String)commandList.Data[i + 1];
+                                update = true;
                             }
+                            else ShoutError("The argument of PARCEL_MEDIA_COMMAND_TEXTURE must be a string or key.");
+                            ++i;
                         }
                         break;
 
-                    case ParcelMediaCommandEnum.Url:
+                    case ParcelMediaCommandEnum.Time:
                         if ((i + 1) < commandList.Length)
                         {
-                            if (commandList.Data[i + 1] is string)
+                            if (commandList.Data[i + 1] is LSL_Float)
                             {
-                                UUID landowner = World.GetLandOwner(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y);
+                                time = (float)(LSL_Float)commandList.Data[i + 1];
+                            }
+                            else ShoutError("The argument of PARCEL_MEDIA_COMMAND_TIME must be a float.");
+                            ++i;
+                        }
+                        break;
 
-                                if (landowner == UUID.Zero)
-                                {
-                                    return;
-                                }
+                    case ParcelMediaCommandEnum.AutoAlign:
+                        if ((i + 1) < commandList.Length)
+                        {
+                            if (commandList.Data[i + 1] is LSL_Integer)
+                            {
+                                autoAlign = (LSL_Integer)commandList.Data[i + 1];
+                                update = true;
+                            }
 
-                                if (landowner != m_host.ObjectOwner)
-                                {
-                                    return;
-                                }
+                            else ShoutError("The argument of PARCEL_MEDIA_COMMAND_AUTO_ALIGN must be an integer.");
+                            ++i;
+                        }
+                        break;
+
+                    case ParcelMediaCommandEnum.Type:
+                        if ((i + 1) < commandList.Length)
+                        {
+                            if (commandList.Data[i + 1] is LSL_String)
+                            {
+                                mediaType = (LSL_String)commandList.Data[i + 1];
+                                update = true;
+                            }
+                            else ShoutError("The argument of PARCEL_MEDIA_COMMAND_TYPE must be a string.");
+                            ++i;
+                        }
+                        break;
 
-                                World.SetLandMediaURL(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y, (string)commandList.GetLSLStringItem(i + 1));
+                    case ParcelMediaCommandEnum.Desc:
+                        if ((i + 1) < commandList.Length)
+                        {
+                            if (commandList.Data[i + 1] is LSL_String)
+                            {
+                                description = (LSL_String)commandList.Data[i + 1];
+                                update = true;
+                            }
+                            else ShoutError("The argument of PARCEL_MEDIA_COMMAND_DESC must be a string.");
+                            ++i;
+                        }
+                        break;
 
-                                List<ScenePresence> scenePresenceList = World.GetScenePresences();
-                                LandData landData = World.GetLandData(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y);
-                                //Send an update of the mediaURL to all the clients that are in the parcel
-                                foreach (ScenePresence agent in scenePresenceList)
+                    case ParcelMediaCommandEnum.Size:
+                        if ((i + 2) < commandList.Length)
+                        {
+                            if (commandList.Data[i + 1] is LSL_Integer)
+                            {
+                                if (commandList.Data[i + 2] is LSL_Integer)
                                 {
-                                    if (!agent.IsChildAgent)
-                                    {
-                                        //Send parcel media update to the client
-                                        agent.ControllingClient.SendParcelMediaUpdate(landData.MediaURL, landData.MediaID, landData.MediaAutoScale, "", landData.Description, 0, 0, 1);
-                                    }
+                                    width = (LSL_Integer)commandList.Data[i + 1];
+                                    height = (LSL_Integer)commandList.Data[i + 2];
+                                    update = true;
                                 }
-
+                                else ShoutError("The second argument of PARCEL_MEDIA_COMMAND_SIZE must be an integer.");
                             }
-                            i++;
+                            else ShoutError("The first argument of PARCEL_MEDIA_COMMAND_SIZE must be an integer.");
+                            i += 2;
                         }
                         break;
+
                     default:
-                        ParcelMediaCommandEnum mediaCommandEnum = ParcelMediaCommandEnum.Url;
-                        NotImplemented("llParcelMediaCommandList parameter do not supported yet: " + Enum.Parse(mediaCommandEnum.GetType(), commandList.Data[i].ToString()).ToString());
+                        NotImplemented("llParcelMediaCommandList parameter not supported yet: " + Enum.Parse(typeof(ParcelMediaCommandEnum), commandList.Data[i].ToString()).ToString());
                         break;
                 }//end switch
+            }//end for
+
+            // if we didn't get a presence, we send to all and change the url
+            // if we did get a presence, we only send to the agent specified, and *don't change the land settings*!
+            
+            // did something important change or do we only start/stop/pause?
+            if (update)
+            {
+                if (presence == null)
+                {
+                    // we send to all
+
+                    landData.MediaID = new UUID(texture);
+                    landData.MediaAutoScale = autoAlign ? (byte)1 : (byte)0;
+                    // do that one last, it will cause a ParcelPropertiesUpdate
+                    World.SetLandMediaURL(m_host.AbsolutePosition.X, m_host.AbsolutePosition.Y, url);
+
+                    // now send to all (non-child) agents
+                    List<ScenePresence> agents = World.GetAvatars();
+                    foreach(ScenePresence agent in agents)
+                    {
+                        agent.ControllingClient.SendParcelMediaUpdate(landData.MediaURL,
+                                                                      landData.MediaID,
+                                                                      landData.MediaAutoScale,
+                                                                      mediaType,
+                                                                      description,
+                                                                      width, height,
+                                                                      1); // TODO do some LOOP logic here
+                    }
+                }
+                else if(!presence.IsChildAgent)
+                {
+                    // we only send to one (root) agent
+                    presence.ControllingClient.SendParcelMediaUpdate(url,
+                                                                     new UUID(texture),
+                                                                     autoAlign ? (byte)1 : (byte)0,
+                                                                     mediaType,
+                                                                     description,
+                                                                     width, height,
+                                                                     1); // TODO do some LOOP logic here
+                }
+            }
 
+            if (commandToSend != null)
+            {
+                // the commandList contained a start/stop/... command, too
+                if (presence == null)
+                {
+                    // send to all (non-child) agents
+                    List<ScenePresence> agents = World.GetAvatars();
+                    foreach(ScenePresence agent in agents)
+                    {
+                        agent.ControllingClient.SendParcelMediaCommand(0x4, // TODO what is this?
+                                                                       (ParcelMediaCommandEnum)commandToSend,
+                                                                       time);
+                    }
+                }
+                else if(!presence.IsChildAgent)
+                {
+                    presence.ControllingClient.SendParcelMediaCommand(0x4, // TODO what is this?
+                                                                      (ParcelMediaCommandEnum)commandToSend,
+                                                                      time);
+                }
             }
             // ScriptSleep(2000);
         }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs
index 2c5c0b3..c3d3270 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs
@@ -372,6 +372,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         public const int PARCEL_MEDIA_COMMAND_AGENT = 7;
         public const int PARCEL_MEDIA_COMMAND_UNLOAD = 8;
         public const int PARCEL_MEDIA_COMMAND_AUTO_ALIGN = 9;
+        public const int PARCEL_MEDIA_COMMAND_TYPE = 10;
+        public const int PARCEL_MEDIA_COMMAND_SIZE = 11;
+        public const int PARCEL_MEDIA_COMMAND_DESC = 12;
 
         public const int PARCEL_FLAG_ALLOW_FLY = 0x1;                           // parcel allows flying
         public const int PARCEL_FLAG_ALLOW_SCRIPTS = 0x2;                       // parcel allows outside scripts