Add preference/commands for carbons message

src/xmpp/connection.c

@@ -463,10 +463,14 @@ _connection_handler(xmpp_conn_t * const conn,
         message_add_handlers();
         presence_add_handlers();
         iq_add_handlers();
-        iq_enable_carbons();
 
         roster_request();
         bookmark_request();
+
+        if (prefs_get_boolean(PREF_CARBONS)){
+            iq_enable_carbons();
+        }
+        
         jabber_conn.conn_status = JABBER_CONNECTED;
 
         if (prefs_get_reconnect() != 0) {

src/xmpp/iq.c

@@ -162,6 +162,16 @@ iq_enable_carbons()
     xmpp_stanza_release(iq);
 }
 
+void
+iq_disable_carbons()
+{
+    xmpp_conn_t * const conn = connection_get_conn();
+    xmpp_ctx_t * const ctx = connection_get_ctx();
+    xmpp_stanza_t *iq = stanza_disable_carbons(ctx);
+    xmpp_send(conn, iq);
+    xmpp_stanza_release(iq);
+}
+
 void
 iq_disco_info_request(gchar *jid)
 {

src/xmpp/stanza.c

@@ -206,12 +206,32 @@ stanza_enable_carbons(xmpp_ctx_t *ctx){
     xmpp_stanza_set_name(iq, STANZA_NAME_IQ);
     xmpp_stanza_set_type(iq, STANZA_TYPE_SET);   
     xmpp_stanza_set_id(iq, id);
+    free(id);
 
-    xmpp_stanza_t *carbon_enable = xmpp_stanza_new(ctx);
-    xmpp_stanza_set_name(carbon_enable, STANZA_NAME_ENABLE);
-    xmpp_stanza_set_ns(carbon_enable, STANZA_NS_CARBONS);
+    xmpp_stanza_t *carbons_enable = xmpp_stanza_new(ctx);
+    xmpp_stanza_set_name(carbons_enable, STANZA_NAME_ENABLE);
+    xmpp_stanza_set_ns(carbons_enable, STANZA_NS_CARBONS);
 
-    xmpp_stanza_add_child(iq, carbon_enable);
+    xmpp_stanza_add_child(iq, carbons_enable);
+
+    return iq;
+}
+
+xmpp_stanza_t *
+stanza_disable_carbons(xmpp_ctx_t *ctx){
+    xmpp_stanza_t *iq = xmpp_stanza_new(ctx);
+    char *id = create_unique_id(NULL);
+
+    xmpp_stanza_set_name(iq, STANZA_NAME_IQ);
+    xmpp_stanza_set_type(iq, STANZA_TYPE_SET);   
+    xmpp_stanza_set_id(iq, id);
+    free(id);
+
+    xmpp_stanza_t *carbons_disable = xmpp_stanza_new(ctx);
+    xmpp_stanza_set_name(carbons_disable, STANZA_NAME_DISABLE);
+    xmpp_stanza_set_ns(carbons_disable, STANZA_NS_CARBONS);
+
+    xmpp_stanza_add_child(iq, carbons_disable);
 
     return iq;
 }

src/xmpp/stanza.h

@@ -78,6 +78,7 @@
 #define STANZA_NAME_DESTROY "destroy"
 #define STANZA_NAME_ACTOR "actor"
 #define STANZA_NAME_ENABLE "enable"
+#define STANZA_NAME_DISABLE "disable"
 
 // error conditions
 #define STANZA_NAME_BAD_REQUEST "bad-request"
@@ -183,6 +184,8 @@ xmpp_stanza_t* stanza_create_bookmarks_storage_request(xmpp_ctx_t *ctx);
 
 xmpp_stanza_t * stanza_enable_carbons(xmpp_ctx_t *ctx);
 
+xmpp_stanza_t * stanza_disable_carbons(xmpp_ctx_t *ctx);
+
 xmpp_stanza_t* stanza_create_chat_state(xmpp_ctx_t *ctx,
     const char * const fulljid, const char * const state);
 

src/xmpp/xmpp.h

@@ -173,6 +173,7 @@ gboolean presence_sub_request_exists(const char * const bare_jid);
 
 // iq functions
 void iq_enable_carbons();
+void iq_disable_carbons();
 void iq_send_software_version(const char * const fulljid);
 void iq_room_list_request(gchar *conferencejid);
 void iq_disco_info_request(gchar *jid);