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Diffstat (limited to 'src/status-provider-telepathy.c')
| -rw-r--r-- | src/status-provider-telepathy.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/src/status-provider-telepathy.c b/src/status-provider-telepathy.c new file mode 100644 index 0000000..f2815fb --- /dev/null +++ b/src/status-provider-telepathy.c @@ -0,0 +1,383 @@ +/* +A small wrapper utility to load indicators and put them as menu items +into the gnome-panel using it's applet interface. + +Copyright 2009 Canonical Ltd. + +Authors: + Ted Gould <ted@canonical.com> + +This program is free software: you can redistribute it and/or modify it +under the terms of the GNU General Public License version 3, as published +by the Free Software Foundation. + +This program is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranties of +MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR +PURPOSE. See the GNU General Public License for more details. + +You should have received a copy of the GNU General Public License along +with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "status-provider.h" +#include "status-provider-telepathy.h" +#include "status-provider-telepathy-marshal.h" + +#include <dbus/dbus-glib.h> + +typedef enum { + MC_STATUS_UNSET, + MC_STATUS_OFFLINE, + MC_STATUS_AVAILABLE, + MC_STATUS_AWAY, + MC_STATUS_EXTENDED_AWAY, + MC_STATUS_HIDDEN, + MC_STATUS_DND +} mc_status_t; + +static StatusProviderStatus mc_to_sp_map[] = { + /* MC_STATUS_UNSET, */ STATUS_PROVIDER_STATUS_OFFLINE, + /* MC_STATUS_OFFLINE, */ STATUS_PROVIDER_STATUS_OFFLINE, + /* MC_STATUS_AVAILABLE, */ STATUS_PROVIDER_STATUS_ONLINE, + /* MC_STATUS_AWAY, */ STATUS_PROVIDER_STATUS_AWAY, + /* MC_STATUS_EXTENDED_AWAY, */ STATUS_PROVIDER_STATUS_AWAY, + /* MC_STATUS_HIDDEN, */ STATUS_PROVIDER_STATUS_INVISIBLE, + /* MC_STATUS_DND */ STATUS_PROVIDER_STATUS_DND +}; + +static mc_status_t sp_to_mc_map[] = { + /* STATUS_PROVIDER_STATUS_ONLINE, */ MC_STATUS_AVAILABLE, + /* STATUS_PROVIDER_STATUS_AWAY, */ MC_STATUS_AWAY, + /* STATUS_PROVIDER_STATUS_DND */ MC_STATUS_DND, + /* STATUS_PROVIDER_STATUS_INVISIBLE*/ MC_STATUS_HIDDEN, + /* STATUS_PROVIDER_STATUS_OFFLINE */ MC_STATUS_OFFLINE, + /* STATUS_PROVIDER_STATUS_DISCONNECTED*/MC_STATUS_OFFLINE +}; + +typedef struct _StatusProviderTelepathyPrivate StatusProviderTelepathyPrivate; +struct _StatusProviderTelepathyPrivate { + DBusGProxy * proxy; + DBusGProxy * dbus_proxy; + mc_status_t mc_status; +}; + +#define STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(o) \ +(G_TYPE_INSTANCE_GET_PRIVATE ((o), STATUS_PROVIDER_TELEPATHY_TYPE, StatusProviderTelepathyPrivate)) + +/* Prototypes */ +/* GObject stuff */ +static void status_provider_telepathy_class_init (StatusProviderTelepathyClass *klass); +static void status_provider_telepathy_init (StatusProviderTelepathy *self); +static void status_provider_telepathy_dispose (GObject *object); +static void status_provider_telepathy_finalize (GObject *object); +/* Internal Funcs */ +static void build_telepathy_proxy (StatusProviderTelepathy * self); +static void dbus_namechange (DBusGProxy * proxy, const gchar * name, const gchar * prev, const gchar * new, StatusProviderTelepathy * self); +static void set_status (StatusProvider * sp, StatusProviderStatus status); +static StatusProviderStatus get_status (StatusProvider * sp); +static void changed_status (DBusGProxy * proxy, guint status, gchar * message, StatusProvider * sp); +static void proxy_destroy (DBusGProxy * proxy, StatusProvider * sp); +static void get_status_async (DBusGProxy * proxy, DBusGProxyCall * call, gpointer userdata); + +G_DEFINE_TYPE (StatusProviderTelepathy, status_provider_telepathy, STATUS_PROVIDER_TYPE); + +static void +status_provider_telepathy_class_init (StatusProviderTelepathyClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + g_type_class_add_private (klass, sizeof (StatusProviderTelepathyPrivate)); + + object_class->dispose = status_provider_telepathy_dispose; + object_class->finalize = status_provider_telepathy_finalize; + + StatusProviderClass * spclass = STATUS_PROVIDER_CLASS(klass); + + spclass->set_status = set_status; + spclass->get_status = get_status; + + return; +} + + +static void +status_provider_telepathy_init (StatusProviderTelepathy *self) +{ + StatusProviderTelepathyPrivate * priv = STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(self); + + priv->proxy = NULL; + priv->dbus_proxy = NULL; + priv->mc_status = MC_STATUS_OFFLINE; + + GError * error = NULL; + + /* Grabbing the session bus */ + DBusGConnection * bus = dbus_g_bus_get(DBUS_BUS_SESSION, &error); + if (bus == NULL) { + g_warning("Unable to connect to Session Bus: %s", error == NULL ? "No message" : error->message); + g_error_free(error); + return; + } + + /* Set up the dbus Proxy */ + priv->dbus_proxy = dbus_g_proxy_new_for_name_owner (bus, + DBUS_SERVICE_DBUS, + DBUS_PATH_DBUS, + DBUS_INTERFACE_DBUS, + &error); + if (error != NULL) { + g_warning("Unable to connect to DBus events: %s", error->message); + g_error_free(error); + return; + } + + /* Configure the name owner changing */ + dbus_g_proxy_add_signal(priv->dbus_proxy, "NameOwnerChanged", + G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, + G_TYPE_INVALID); + dbus_g_proxy_connect_signal(priv->dbus_proxy, "NameOwnerChanged", + G_CALLBACK(dbus_namechange), + self, NULL); + + build_telepathy_proxy(self); + + return; +} + +/* Builds up the proxy to Mission Control and configures all of the + signals for getting info from the proxy. Also does a call to get + the inital value of the status. */ +static void +build_telepathy_proxy (StatusProviderTelepathy * self) +{ + g_debug("Building Telepathy Proxy"); + StatusProviderTelepathyPrivate * priv = STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(self); + + if (priv->proxy != NULL) { + g_debug("Hmm, being asked to build a proxy we alredy have."); + return; + } + + GError * error = NULL; + + /* Grabbing the session bus */ + DBusGConnection * session_bus = dbus_g_bus_get(DBUS_BUS_SESSION, &error); + if (session_bus == NULL) { + g_warning("Unable to connect to Session Bus: %s", error == NULL ? "No message" : error->message); + g_error_free(error); + return; + } + + /* Get the proxy to Mission Control */ + priv->proxy = dbus_g_proxy_new_for_name_owner(session_bus, + "org.freedesktop.Telepathy.MissionControl", + "/org/freedesktop/Telepathy/MissionControl", + "org.freedesktop.Telepathy.MissionControl", + &error); + + if (priv->proxy != NULL) { + /* If it goes, we set the proxy to NULL */ + g_object_add_weak_pointer (G_OBJECT(priv->proxy), (gpointer *)&priv->proxy); + /* And we clean up other variables associated */ + g_signal_connect(G_OBJECT(priv->proxy), "destroy", + G_CALLBACK(proxy_destroy), self); + + /* Set up the signal handler for watching when status changes. */ + dbus_g_object_register_marshaller(_status_provider_telepathy_marshal_VOID__UINT_STRING, + G_TYPE_NONE, + G_TYPE_UINT, + G_TYPE_STRING, + G_TYPE_INVALID); + dbus_g_proxy_add_signal (priv->proxy, + "PresenceChanged", + G_TYPE_UINT, + G_TYPE_STRING, + G_TYPE_INVALID); + dbus_g_proxy_connect_signal(priv->proxy, + "PresenceChanged", + G_CALLBACK(changed_status), + (void *)self, + NULL); + + /* Do a get here, to init the status */ + dbus_g_proxy_begin_call(priv->proxy, + "GetStatus", + get_status_async, + self, + NULL, + G_TYPE_INVALID); + } else { + g_warning("Unable to connect to Mission Control"); + if (error != NULL) { + g_error_free(error); + } + } + + return; +} + +/* Watch to see if the Mission Control comes up on Dbus */ +static void +dbus_namechange (DBusGProxy * proxy, const gchar * name, const gchar * prev, const gchar * new, StatusProviderTelepathy * self) +{ + g_return_if_fail(name != NULL); + g_return_if_fail(new != NULL); + + if (g_strcmp0(name, "org.freedesktop.Telepathy.MissionControl") == 0) { + build_telepathy_proxy(self); + } + return; +} + +static void +status_provider_telepathy_dispose (GObject *object) +{ + StatusProviderTelepathyPrivate * priv = STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(object); + + if (priv->proxy != NULL) { + g_object_unref(priv->proxy); + priv->proxy = NULL; + } + + G_OBJECT_CLASS (status_provider_telepathy_parent_class)->dispose (object); + return; +} + +static void +status_provider_telepathy_finalize (GObject *object) +{ + + G_OBJECT_CLASS (status_provider_telepathy_parent_class)->finalize (object); + return; +} + +/** + status_provider_telepathy_new: + + Creates a new #StatusProviderTelepathy object. No parameters or anything + like that. Just a convience function. + + Return value: A new instance of #StatusProviderTelepathy +*/ +StatusProvider * +status_provider_telepathy_new (void) +{ + return STATUS_PROVIDER(g_object_new(STATUS_PROVIDER_TELEPATHY_TYPE, NULL)); +} + +static void +set_status (StatusProvider * sp, StatusProviderStatus status) +{ + StatusProviderTelepathyPrivate * priv = STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(sp); + if (priv->proxy == NULL) { + priv->mc_status = MC_STATUS_OFFLINE; + return; + } + + priv->mc_status = sp_to_mc_map[status]; + + guint mcstatus = MC_STATUS_UNSET; + gboolean ret = FALSE; + GError * error = NULL; + + ret = dbus_g_proxy_call(priv->proxy, + "GetPresence", &error, + G_TYPE_INVALID, + G_TYPE_UINT, &priv->mc_status, + G_TYPE_INVALID); + + /* If we can't get the get call to work, let's not set */ + if (!ret) { + if (error != NULL) { + g_error_free(error); + } + return; + } + + /* If the get call doesn't return a status, that means that there + are no clients connected. We don't want to connect them by telling + MC that we're going online -- we'd like to be more passive than that. */ + if (mcstatus == MC_STATUS_UNSET) { + return; + } + + ret = dbus_g_proxy_call(priv->proxy, + "SetPresence", &error, + G_TYPE_UINT, priv->mc_status, + G_TYPE_STRING, "", + G_TYPE_INVALID, + G_TYPE_INVALID); + + if (!ret) { + if (error != NULL) { + g_warning("Unable to set Mission Control Presence: %s", error->message); + g_error_free(error); + } else { + g_warning("Unable to set Mission Control Presence"); + } + return; + } + + return; +} + +static StatusProviderStatus +get_status (StatusProvider * sp) +{ + g_return_val_if_fail(IS_STATUS_PROVIDER_TELEPATHY(sp), STATUS_PROVIDER_STATUS_DISCONNECTED); + StatusProviderTelepathyPrivate * priv = STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(sp); + + if (priv->proxy == NULL) { + return STATUS_PROVIDER_STATUS_DISCONNECTED; + } + + return mc_to_sp_map[priv->mc_status]; +} + +static void +changed_status (DBusGProxy * proxy, guint status, gchar * message, StatusProvider * sp) +{ + StatusProviderTelepathyPrivate * priv = STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(sp); + priv->mc_status = status; + g_signal_emit(G_OBJECT(sp), STATUS_PROVIDER_SIGNAL_STATUS_CHANGED_ID, 0, mc_to_sp_map[priv->mc_status], TRUE); +} + +static void +proxy_destroy (DBusGProxy * proxy, StatusProvider * sp) +{ + g_debug("Signal: Mission Control proxy destroyed"); + g_signal_emit(G_OBJECT(sp), STATUS_PROVIDER_SIGNAL_STATUS_CHANGED_ID, 0, STATUS_PROVIDER_STATUS_OFFLINE, TRUE); + return; +} + +static void +get_status_async (DBusGProxy * proxy, DBusGProxyCall * call, gpointer userdata) +{ + GError * error = NULL; + guint status = 0; + if (!dbus_g_proxy_end_call(proxy, call, &error, G_TYPE_UINT, &status, G_TYPE_INVALID)) { + g_warning("Unable to get type from Mission Control: %s", error->message); + g_error_free(error); + return; + } + + StatusProviderTelepathyPrivate * priv = STATUS_PROVIDER_TELEPATHY_GET_PRIVATE(userdata); + + gboolean changed = FALSE; + if (status != priv->mc_status) { + changed = TRUE; + } + + priv->mc_status = status; + + if (changed) { + g_signal_emit(G_OBJECT(userdata), STATUS_PROVIDER_SIGNAL_STATUS_CHANGED_ID, 0, mc_to_sp_map[priv->mc_status], TRUE); + } + + return; +} |