relay: add signals "relay_client_xxx" for client status changes (closes #2)

New signals:
- relay_client_connecting
- relay_client_waiting_auth
- relay_client_connected
- relay_client_auth_failed
- relay_client_disconnected

ChangeLog.asciidoc

@@ -59,6 +59,7 @@ http://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 * lua: fix interpreter used after unload of a script
 * perl: fix context used after unload of a script
 * python: fix interpreter used after unload of a script
+* relay: add signals "relay_client_xxx" for client status changes (closes #2)
 * relay: add option relay.network.clients_purge_delay
 * relay: fix freeze after /upgrade when many disconnected clients still exist
 * relay: fix NULL pointer when reading buffer lines for irc backlog

doc/en/weechat_plugin_api.en.txt

@@ -7854,6 +7854,31 @@ List of signals sent by WeeChat and plugins:
   String: comma-separated list of scripts removed |
   Python script(s) removed
 
+| relay | relay_client_connecting +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is connecting
+
+| relay | relay_client_waiting_auth +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  Waiting for authentication from a relay client
+
+| relay | relay_client_connected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is connected
+
+| relay | relay_client_auth_failed +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  Authentication of a relay client has failed
+
+| relay | relay_client_disconnected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is disconnected
+
 | ruby | ruby_script_loaded +
   _(WeeChat ≥ 0.3.9)_ |
   String: path to script |

doc/fr/weechat_plugin_api.fr.txt

@@ -7994,6 +7994,31 @@ Liste des signaux envoyés par WeeChat et les extensions :
   Chaîne : liste de scripts supprimés (séparés par des virgules) |
   Script(s) python supprimé(s)
 
+| relay | relay_client_connecting +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointeur : client relay |
+  Un client relay est en train de se connecter
+
+| relay | relay_client_waiting_auth +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointeur : client relay |
+  Attente de l'authentification d'un client relay
+
+| relay | relay_client_connected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointeur : client relay |
+  Un client relay est connecté
+
+| relay | relay_client_auth_failed +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointeur : client relay |
+  L'authentification d'un client relay a échoué
+
+| relay | relay_client_disconnected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointeur : client relay |
+  Un client relay est déconnecté
+
 | ruby | ruby_script_loaded +
   _(WeeChat ≥ 0.3.9)_ |
   Chaîne : chemin vers le script |

doc/it/weechat_plugin_api.it.txt

@@ -8005,6 +8005,36 @@ List of signals sent by WeeChat and plugins:
   String: comma-separated list of scripts removed |
   Python script(s) removed
 
+// TRANSLATION MISSING
+| relay | relay_client_connecting +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is connecting
+
+// TRANSLATION MISSING
+| relay | relay_client_waiting_auth +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  Waiting for authentication from a relay client
+
+// TRANSLATION MISSING
+| relay | relay_client_connected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is connected
+
+// TRANSLATION MISSING
+| relay | relay_client_auth_failed +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  Authentication of a relay client has failed
+
+// TRANSLATION MISSING
+| relay | relay_client_disconnected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is disconnected
+
 // TRANSLATION MISSING
 | ruby | ruby_script_loaded +
   _(WeeChat ≥ 0.3.9)_ |

doc/ja/weechat_plugin_api.ja.txt

@@ -7858,6 +7858,36 @@ WeeChat とプラグインが送信するシグナルのリスト:
   String: 削除されたスクリプトへのパスのコンマ区切りリスト |
   Python スクリプトを削除
 
+// TRANSLATION MISSING
+| relay | relay_client_connecting +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is connecting
+
+// TRANSLATION MISSING
+| relay | relay_client_waiting_auth +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  Waiting for authentication from a relay client
+
+// TRANSLATION MISSING
+| relay | relay_client_connected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is connected
+
+// TRANSLATION MISSING
+| relay | relay_client_auth_failed +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  Authentication of a relay client has failed
+
+// TRANSLATION MISSING
+| relay | relay_client_disconnected +
+  _(WeeChat ≥ 0.4.4)_ |
+  Pointer: relay client |
+  A relay client is disconnected
+
 | ruby | ruby_script_loaded +
   _(WeeChat バージョン 0.3.9 以上で利用可)_ |
   String: スクリプトへのパス |

src/plugins/relay/relay-client.c

@@ -46,10 +46,14 @@
 #include "relay-websocket.h"
 
 
-char *relay_client_status_string[] =   /* strings for status                */
+char *relay_client_status_string[] =   /* status strings for display        */
 { N_("connecting"), N_("waiting auth"),
   N_("connected"), N_("auth failed"), N_("disconnected")
 };
+char *relay_client_status_name[] =     /* name of status (for signal/info)  */
+{ "connecting", "waiting_auth",
+  "connected", "auth_failed", "disconnected"
+};
 
 char *relay_client_data_type_string[] = /* strings for data types           */
 { "text", "binary" };
@@ -133,6 +137,21 @@ relay_client_search_by_id (int id)
     return NULL;
 }
 
+/*
+ * Sends a signal with the status of client ("relay_client_xxx").
+ */
+
+void
+relay_client_send_signal (struct t_relay_client *client)
+{
+    char signal[128];
+
+    snprintf (signal, sizeof (signal),
+              "relay_client_%s",
+              relay_client_status_name[client->status]);
+    weechat_hook_signal_send (signal, WEECHAT_HOOK_SIGNAL_POINTER, client);
+}
+
 /*
  * Sets description for a client.
  */
@@ -1139,6 +1158,8 @@ relay_client_new (int sock, const char *address, struct t_relay_server *server)
             relay_buffer_open ();
         }
 
+        relay_client_send_signal (new_client);
+
         relay_buffer_refresh (WEECHAT_HOTLIST_PRIVATE);
     }
     else
@@ -1317,6 +1338,8 @@ relay_client_set_status (struct t_relay_client *client,
                 gnutls_deinit (client->gnutls_sess);
 #endif
         }
+
+        relay_client_send_signal (client);
     }
 
     relay_buffer_refresh (WEECHAT_HOTLIST_MESSAGE);