[longomatch] Only load addins from the current prefix

[Andoni Morales Alastruey <amorales src gnome org>]

commit 14ea95538d79fc998df4d2d5c569bd213feed0a8
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Thu Nov 13 19:44:43 2014 +0100

    Only load addins from the current prefix

 LongoMatch.Addins/AddinsManager.cs |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)
---
diff --git a/LongoMatch.Addins/AddinsManager.cs b/LongoMatch.Addins/AddinsManager.cs
index 842de8d..1970d05 100644
--- a/LongoMatch.Addins/AddinsManager.cs
+++ b/LongoMatch.Addins/AddinsManager.cs
@@ -38,6 +38,7 @@ namespace LongoMatch.Addins
                
                public static void Initialize (string configPath, string searchPath)
                {
+                       searchPath = Path.GetFullPath (searchPath);
                        Log.Information ("Initializing addins at path: " + searchPath);
                        try {
                                AddinManager.Initialize (configPath, searchPath);
@@ -47,6 +48,17 @@ namespace LongoMatch.Addins
                                AddinManager.Initialize (configPath, searchPath);
                        }
                        AddinManager.Registry.Update ();
+                       foreach (Addin addin in AddinManager.Registry.GetAddins ()) {
+                               string addinPath = addin.Description.AddinFile;
+                               
+                               if (!addinPath.StartsWith (searchPath) &&
+                                       !addinPath.StartsWith (Path.GetFullPath (Config.baseDirectory))) {
+                                       AddinManager.Registry.DisableAddin (addin.Id);
+                                       Log.Debug ("Disable addin at path " + addinPath);
+                               } else {
+                                       AddinManager.Registry.EnableAddin (addin.Id);
+                               }
+                       }
                }
 
                public static bool RegisterGStreamerPlugins ()
@@ -140,6 +152,9 @@ namespace LongoMatch.Addins
                                plugins = new Dictionary<AddinDescription, List<ConfigurablePlugin>> ();
 
                                foreach (Addin addin in AddinManager.Registry.GetAddins ()) {
+                                       if (!addin.Enabled) {
+                                               continue;
+                                       }
                                        foreach (Extension ext in addin.Description.MainModule.Extensions) {
                                                paths.Add (ext.Path);
                                        }