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Index: elisa/core/cache_manager.py
===================================================================
--- elisa/core/cache_manager.py	(rvision 1202)
+++ elisa/core/cache_manager.py	(copie de travail)
@@ -235,7 +235,32 @@
         if not conn:
             conn = self.get_db_connection()
         if type(media_node_id) == int:
-            node = conn.get_media_node_with_id(media_node_id)
+            if media_node_id == 0: #handle special case for Coherence
+                medias = conn.get_medias()
+                child_list = []
+                for media in medias:
+                    node_dict = {'id': media.id,
+                                 'parent_id': 0,
+                                 'name': media.short_name, # penser a retourner 
+                                 'mimetype': 'directory',
+                                 'size': 0,
+                                 'children': [self.get_media_node_with_id(n, conn)
+                                              for n in conn.get_nodes(media)],
+                                 'location': media.uri
+                                 }
+                    child_list.append(node_dict)
+                full_dict = {'id': 0,
+                             'parent_id': 0,
+                             'name': 'root',
+                             'mimetype': 'directory',
+                             'size': 0,
+                             'children': child_list,
+                             'location': media.uri
+                             }
+                print "FULL DICT: ", full_dict
+                return full_dict
+            else:
+                node = conn.get_media_node_with_id(media_node_id)
         else:
             node = media_node_id
         if node is not None:
@@ -243,21 +268,33 @@
             if parent:
                 parent_id = parent.id
             else:
+                print "PARENT ID IS 0"
                 parent_id = 0
             children = conn.get_nodes(node)
             if node.typ == '':
                 mimetype = 'directory'
             else:
                 mimetype = '%s/' % node.format
+
+            #get the plugin that will handle http://
+            plugins = common.get_plugin_manager().get_singleton_plugins()
+            location = ''
+            for i in plugins:
+                if ('http' in i.provides):
+                    location = '%s:%s' % (i.get_host_address(), i.get_server_port())
+                    break
+            if location == '':
+                location = node.uri
+
             node_dict = {'id': node.id,
                          'parent_id': parent_id,
                          'name': node.short_name,
                          'mimetype': mimetype,
                          'size': 0,
-                         'children': [self.get_media_node_with_id(n, conn)
-                                      for n in children],
-                         'location': node.uri
+                         'children': [self.get_media_node_with_id(n, conn) for n in children],
+                         'location': location + '/data/upnp/' + str(node.id)
                          }
+
         return node_dict
     
     remote_get_media_node_with_id = get_media_node_with_id