3 files changed, 31 insertions, 0 deletions
diff --git a/libdino/src/plugin/interfaces.vala b/libdino/src/plugin/interfaces.vala
index 62260076..09d4d921 100644
--- a/libdino/src/plugin/interfaces.vala
+++ b/libdino/src/plugin/interfaces.vala
@@ -80,6 +80,12 @@ public abstract interface ConversationItemPopulator : Object {
     public abstract void close(Conversation conversation);
 }
 
+public abstract interface NotificationPopulator : Object {
+    public abstract string id { get; }
+    public abstract void init(Conversation conversation, NotificationCollection summary, WidgetType type);
+    public abstract void close(Conversation conversation);
+}
+
 public abstract class MetaConversationItem : Object {
     public virtual Jid? jid { get; set; default=null; }
     public virtual string color { get; set; default=null; }
@@ -98,11 +104,20 @@ public abstract class MetaConversationItem : Object {
     public abstract Object? get_widget(WidgetType type);
 }
 
+public abstract class MetaConversationNotification : Object {
+    public abstract Object? get_widget(WidgetType type);
+}
+
 public interface ConversationItemCollection : Object {
     public signal void insert_item(MetaConversationItem item);
     public signal void remove_item(MetaConversationItem item);
 }
 
+public interface NotificationCollection : Object {
+    public signal void add_meta_notification(MetaConversationNotification item);
+    public signal void remove_meta_notification(MetaConversationNotification item);
+}
+
 public interface MessageDisplayProvider : Object {
     public abstract string id { get; set; }
     public abstract double priority { get; set; }
diff --git a/libdino/src/plugin/registry.vala b/libdino/src/plugin/registry.vala
index 7b4410aa..fbdf2c5c 100644
--- a/libdino/src/plugin/registry.vala
+++ b/libdino/src/plugin/registry.vala
@@ -9,6 +9,7 @@ public class Registry {
     internal Map<string, TextCommand> text_commands = new HashMap<string, TextCommand>();
     internal Gee.List<MessageDisplayProvider> message_displays = new ArrayList<MessageDisplayProvider>();
     internal Gee.List<ConversationItemPopulator> conversation_item_populators = new ArrayList<ConversationItemPopulator>();
+    internal Gee.List<NotificationPopulator> notification_populators = new ArrayList<NotificationPopulator>();
     internal Gee.Collection<ConversationTitlebarEntry> conversation_titlebar_entries = new Gee.TreeSet<ConversationTitlebarEntry>((a, b) => {
         if (a.order < b.order) {
             return -1;
@@ -89,6 +90,16 @@ public class Registry {
             return true;
         }
     }
+
+    public bool register_notification_populator(NotificationPopulator populator) {
+        lock (notification_populators) {
+            foreach(NotificationPopulator p in notification_populators) {
+                if (p.id == populator.id) return false;
+            }
+            notification_populators.add(populator);
+            return true;
+        }
+    }
 }
 
 }
diff --git a/libdino/src/service/roster_manager.vala b/libdino/src/service/roster_manager.vala
index 23bc8b76..5181b90e 100644
--- a/libdino/src/service/roster_manager.vala
+++ b/libdino/src/service/roster_manager.vala
@@ -11,6 +11,7 @@ public class RosterManager : StreamInteractionModule, Object {
 
     public signal void removed_roster_item(Account account, Jid jid, Roster.Item roster_item);
     public signal void updated_roster_item(Account account, Jid jid, Roster.Item roster_item);
+    public signal void mutual_subscription(Account account, Jid jid);
 
     private StreamInteractor stream_interactor;
     private Database db;
@@ -66,6 +67,10 @@ public class RosterManager : StreamInteractionModule, Object {
         stream_interactor.module_manager.get_module(account, Roster.Module.IDENTITY).item_updated.connect_after( (stream, roster_item) => {
             on_roster_item_updated(account, roster_item);
         });
+
+        stream_interactor.module_manager.get_module(account, Roster.Module.IDENTITY).mutual_subscription.connect_after( (stream, jid) => {
+            mutual_subscription(account, jid);
+        });
     }
 
     private void on_roster_item_updated(Account account, Roster.Item roster_item) {