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Diffstat (limited to 'src/datetime-service.c')
| -rw-r--r-- | src/datetime-service.c | 1493 |
1 files changed, 1493 insertions, 0 deletions
diff --git a/src/datetime-service.c b/src/datetime-service.c new file mode 100644 index 0000000..08ff9ad --- /dev/null +++ b/src/datetime-service.c @@ -0,0 +1,1493 @@ +/* +An indicator to time and date related information in the menubar. + +Copyright 2010 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/>. +*/ + +#include <config.h> +#include <libindicator/indicator-service.h> +#include <locale.h> + +#include <gtk/gtk.h> +#include <gdk/gdk.h> +#include <glib/gi18n.h> +#include <gio/gio.h> +#include <math.h> +#include <gconf/gconf-client.h> + +#include <libdbusmenu-gtk/menuitem.h> +#include <libdbusmenu-glib/server.h> +#include <libdbusmenu-glib/client.h> +#include <libdbusmenu-glib/menuitem.h> + +#include <geoclue/geoclue-master.h> +#include <geoclue/geoclue-master-client.h> + +#include <time.h> +#include <libecal/e-cal.h> +#include <libical/ical.h> +#include <libecal/e-cal-time-util.h> +#include <libedataserver/e-source.h> +#include <libedataserverui/e-passwords.h> +// Other users of ecal seem to also include these, not sure why they should be included by the above +#include <libical/icaltime.h> +#include <cairo/cairo.h> + +#include "datetime-interface.h" +#include "dbus-shared.h" +#include "settings-shared.h" +#include "utils.h" + + +static void geo_create_client (GeoclueMaster * master, GeoclueMasterClient * client, gchar * path, GError * error, gpointer user_data); +static gboolean update_appointment_menu_items (gpointer user_data); +static gboolean update_timezone_menu_items(gpointer user_data); +static void setup_timer (void); +static void geo_client_invalid (GeoclueMasterClient * client, gpointer user_data); +static void geo_address_change (GeoclueMasterClient * client, gchar * a, gchar * b, gchar * c, gchar * d, gpointer user_data); + +static IndicatorService * service = NULL; +static GMainLoop * mainloop = NULL; +static DbusmenuServer * server = NULL; +static DbusmenuMenuitem * root = NULL; +static DatetimeInterface * dbus = NULL; + +/* Global Items */ +static DbusmenuMenuitem * date = NULL; +static DbusmenuMenuitem * calendar = NULL; +static DbusmenuMenuitem * settings = NULL; +static DbusmenuMenuitem * events_separator = NULL; +static DbusmenuMenuitem * locations_separator = NULL; +static DbusmenuMenuitem * geo_location = NULL; +static DbusmenuMenuitem * current_location = NULL; +//static DbusmenuMenuitem * ecal_location = NULL; +static DbusmenuMenuitem * add_appointment = NULL; +static GList * appointments = NULL; +static GList * dconflocations = NULL; +static GList * comp_instances = NULL; +static gboolean updating_appointments = FALSE; +static time_t start_time_appointments = (time_t) 0; +GSettings *conf; +GConfClient* gconf; + + +/* Geoclue trackers */ +static GeoclueMasterClient * geo_master = NULL; +static GeoclueAddress * geo_address = NULL; + +/* Our 2 important timezones */ +static gchar * current_timezone = NULL; +static gchar * geo_timezone = NULL; + +struct comp_instance { + ECalComponent *comp; + time_t start; + time_t end; + ESource *source; +}; + +static void +set_timezone_label (DbusmenuMenuitem * mi, const gchar * location) +{ + gchar * zone, * name; + split_settings_location (location, &zone, &name); + + dbusmenu_menuitem_property_set (mi, TIMEZONE_MENUITEM_PROP_NAME, name); + dbusmenu_menuitem_property_set (mi, TIMEZONE_MENUITEM_PROP_ZONE, zone); + + g_free (zone); + g_free (name); +} + +static void +set_current_timezone_label (DbusmenuMenuitem * mi, const gchar * location) +{ + gchar * name = get_current_zone_name (location); + + dbusmenu_menuitem_property_set (mi, TIMEZONE_MENUITEM_PROP_NAME, name); + dbusmenu_menuitem_property_set (mi, TIMEZONE_MENUITEM_PROP_ZONE, location); + + g_free (name); +} + +/* Check to see if our timezones are the same */ +static void +check_timezone_sync (void) { + gchar * label; + gboolean in_sync = FALSE; + + if (geo_timezone == NULL) { + in_sync = TRUE; + } + + if (current_timezone == NULL) { + in_sync = TRUE; + } + + if (!in_sync && g_strcmp0(geo_timezone, current_timezone) == 0) { + in_sync = TRUE; + } + + if (in_sync) { + g_debug("Timezones in sync"); + } else { + g_debug("Timezones are different"); + } + + gboolean show = g_settings_get_boolean (conf, SETTINGS_SHOW_LOCATIONS_S); + + if (geo_location != NULL && current_location != NULL) { + g_debug("Got timezone %s", current_timezone); + g_debug("Got timezone %s", geo_timezone); + // Show neither current location nor geo location if both are the same + // however, we want to set their time and label accordingly + if (in_sync) { + if (current_timezone == NULL && geo_timezone == NULL) { + dbusmenu_menuitem_property_set_bool(locations_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool (geo_location, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + update_timezone_menu_items(NULL); // Update the timezone menu items + return; + } + + dbusmenu_menuitem_property_set_bool (locations_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + dbusmenu_menuitem_property_set_bool (geo_location, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool (geo_location, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + + if (current_timezone != NULL) { + label = current_timezone; + } else { + label = geo_timezone; + } + + if (label != NULL) { + // TODO work out the current location name in a nice way + set_current_timezone_label (current_location, label); + // TODO work out the current time at that location + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + dbusmenu_menuitem_property_set_bool(current_location, TIMEZONE_MENUITEM_PROP_RADIO, TRUE); + } else { + g_debug("Label for current location is null, this shouldn't happen"); + } + if (geo_timezone != NULL) { + // TODO work out the geo location name in a nice way + set_current_timezone_label (geo_location, geo_timezone); + // TODO work out the current time at that location + dbusmenu_menuitem_property_set_bool (geo_location, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + } + } else { + // TODO work out the geo location name in a nice way + set_current_timezone_label (geo_location, geo_timezone); + // TODO work out the current time at that location + dbusmenu_menuitem_property_set_bool(geo_location, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + + // TODO work out the current location name in a nice way + set_current_timezone_label (current_location, current_timezone); + // TODO work out the current time at that location + dbusmenu_menuitem_property_set_bool(current_location, TIMEZONE_MENUITEM_PROP_RADIO, TRUE); + dbusmenu_menuitem_property_set_bool(current_location, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + dbusmenu_menuitem_property_set_bool(locations_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + } + } + g_debug("Finished checking timezone sync"); + update_timezone_menu_items(NULL); // Update the timezone menu items + + return; +} + +/* Update the current timezone */ +static void +update_current_timezone (void) { + /* Clear old data */ + if (current_timezone != NULL) { + g_free(current_timezone); + current_timezone = NULL; + } + + GError * error = NULL; + gchar * tempzone = NULL; + if (!g_file_get_contents(TIMEZONE_FILE, &tempzone, NULL, &error)) { + g_warning("Unable to read timezone file '" TIMEZONE_FILE "': %s", error->message); + g_error_free(error); + return; + } + + /* This shouldn't happen, so let's make it a big boom! */ + g_return_if_fail(tempzone != NULL); + + /* Note: this really makes sense as strstrip works in place + so we end up with something a little odd without the dup + so we have the dup to make sure everything is as expected + for everyone else. */ + current_timezone = g_strdup(g_strstrip(tempzone)); + g_free(tempzone); + + g_debug("System timezone is: %s", current_timezone); + + check_timezone_sync(); + + if (error != NULL) g_error_free(error); + return; +} + +static void +quick_set_tz_cb (GObject *object, GAsyncResult *res, gpointer data) +{ + GError * error = NULL; + GVariant * answers = g_dbus_proxy_call_finish (G_DBUS_PROXY (object), res, &error); + + if (error != NULL) { + g_warning("Could not set timezone for SettingsDaemon: %s", error->message); + g_error_free(error); + return; + } + + g_variant_unref (answers); +} + +static void +quick_set_tz_proxy_cb (GObject *object, GAsyncResult *res, gpointer zone) +{ + GError * error = NULL; + + GDBusProxy * proxy = g_dbus_proxy_new_for_bus_finish (res, &error); + + if (error != NULL) { + g_warning("Could not grab DBus proxy for SettingsDaemon: %s", error->message); + g_error_free(error); + g_free (zone); + return; + } + + gchar * file = g_build_filename ("/usr/share/zoneinfo", (char *)zone, NULL); + g_dbus_proxy_call (proxy, "SetTimezone", g_variant_new ("(s)", file), + G_DBUS_CALL_FLAGS_NONE, -1, NULL, quick_set_tz_cb, NULL); + g_free (file); + g_free (zone); + g_object_unref (proxy); +} + +static void +quick_set_tz (DbusmenuMenuitem * menuitem, guint timestamp, gpointer user_data) +{ + const gchar * tz = dbusmenu_menuitem_property_get(menuitem, TIMEZONE_MENUITEM_PROP_ZONE); + g_debug("Quick setting timezone to: %s", tz); + + g_return_if_fail(tz != NULL); + + const gchar * name = dbusmenu_menuitem_property_get(menuitem, TIMEZONE_MENUITEM_PROP_NAME); + + /* Set it in gsettings so we don't lose user's preferred name */ + GSettings * conf = g_settings_new (SETTINGS_INTERFACE); + gchar * tz_full = g_strdup_printf ("%s %s", tz, name); + g_settings_set_string (conf, SETTINGS_TIMEZONE_NAME_S, tz_full); + g_free (tz_full); + g_object_unref (conf); + + g_dbus_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, G_DBUS_PROXY_FLAGS_NONE, NULL, + "org.gnome.SettingsDaemon.DateTimeMechanism", + "/", + "org.gnome.SettingsDaemon.DateTimeMechanism", + NULL, quick_set_tz_proxy_cb, g_strdup (tz)); + + return; +} + +/* Updates the label in the date menuitem */ +static gboolean +update_datetime (gpointer user_data) +{ + g_debug("Updating Date/Time"); + + gchar longstr[128]; + time_t t; + struct tm *ltime; + + t = time(NULL); + ltime = localtime(&t); + if (ltime == NULL) { + g_warning("Error getting local time"); + dbusmenu_menuitem_property_set(date, DBUSMENU_MENUITEM_PROP_LABEL, _("Error getting time")); + return FALSE; + } + + /* Translators: strftime(3) style date format on top of the menu when you click on the clock */ + strftime(longstr, 128, _("%A, %e %B %Y"), ltime); + + gchar * utf8 = g_locale_to_utf8(longstr, -1, NULL, NULL, NULL); + dbusmenu_menuitem_property_set(date, DBUSMENU_MENUITEM_PROP_LABEL, utf8); + g_free(utf8); + + return FALSE; +} + +/* Run a particular program based on an activation */ +static void +activate_cb (DbusmenuMenuitem * menuitem, guint timestamp, const gchar *command) +{ + GError * error = NULL; + + g_debug("Issuing command '%s'", command); + if (!g_spawn_command_line_async(command, &error)) { + g_warning("Unable to start %s: %s", (char *)command, error->message); + g_error_free(error); + } +} + +static gboolean +update_appointment_menu_items_idle (gpointer user_data) +{ + update_appointment_menu_items(user_data); + return FALSE; +} + +static gboolean +month_changed_cb (DbusmenuMenuitem * menuitem, gchar *name, GVariant *variant, guint timestamp) +{ + start_time_appointments = (time_t)g_variant_get_uint32(variant); + + g_debug("Received month changed with timestamp: %d -> %s",(int)start_time_appointments, ctime(&start_time_appointments)); + /* By default one of the first things we do is + clear the marks as we don't know the correct + ones yet and we don't want to confuse the + user. */ + dbusmenu_menuitem_property_remove(menuitem, CALENDAR_MENUITEM_PROP_MARKS); + + GList * appointment; + for (appointment = appointments; appointment != NULL; appointment = g_list_next(appointment)) { + DbusmenuMenuitem * mi = DBUSMENU_MENUITEM(appointment->data); + dbusmenu_menuitem_property_set_bool(mi, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + } + + g_idle_add(update_appointment_menu_items_idle, NULL); + return TRUE; +} + +static gboolean +day_selected_cb (DbusmenuMenuitem * menuitem, gchar *name, GVariant *variant, guint timestamp) +{ + time_t new_time = (time_t)g_variant_get_uint32(variant); + g_warn_if_fail(new_time != 0); + + if (start_time_appointments == 0 || new_time == 0) { + /* If we've got nothing, assume everyhting is going to + get repopulated, let's start with a clean slate */ + dbusmenu_menuitem_property_remove(menuitem, CALENDAR_MENUITEM_PROP_MARKS); + } else { + /* No check to see if we changed months. If we did we'll + want to clear the marks. Otherwise we're cool keeping + them around. */ + struct tm start_tm; + struct tm new_tm; + + localtime_r(&start_time_appointments, &start_tm); + localtime_r(&new_time, &new_tm); + + if (start_tm.tm_mon != new_tm.tm_mon) { + dbusmenu_menuitem_property_remove(menuitem, CALENDAR_MENUITEM_PROP_MARKS); + } + } + + GList * appointment; + for (appointment = appointments; appointment != NULL; appointment = g_list_next(appointment)) { + DbusmenuMenuitem * mi = DBUSMENU_MENUITEM(appointment->data); + dbusmenu_menuitem_property_set_bool(mi, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + } + + start_time_appointments = new_time; + + g_debug("Received day-selected with timestamp: %d -> %s",(int)start_time_appointments, ctime(&start_time_appointments)); + g_idle_add(update_appointment_menu_items_idle, NULL); + + return TRUE; +} + +static gboolean +day_selected_double_click_cb (DbusmenuMenuitem * menuitem, gchar *name, GVariant *variant, guint timestamp) +{ + time_t evotime = (time_t)g_variant_get_uint32(variant); + + g_debug("Received day-selected-double-click with timestamp: %d -> %s",(int)evotime, ctime(&evotime)); + + gchar *ad = isodate_from_time_t(evotime); + gchar *cmd = g_strconcat("evolution calendar:///?startdate=", ad, NULL); + + GError * error = NULL; + + g_debug("Issuing command '%s'", cmd); + if (!g_spawn_command_line_async(cmd, &error)) { + g_warning("Unable to start %s: %s", (char *)cmd, error->message); + g_error_free(error); + } + + return TRUE; +} + +static guint ecaltimer = 0; + +static void +start_ecal_timer(void) +{ + if (ecaltimer != 0) g_source_remove(ecaltimer); + if (update_appointment_menu_items(NULL)) + ecaltimer = g_timeout_add_seconds(60*5, update_appointment_menu_items, NULL); +} + +static void +stop_ecal_timer(void) +{ + if (ecaltimer != 0) g_source_remove(ecaltimer); +} +static gboolean +idle_start_ecal_timer (gpointer data) +{ + start_ecal_timer(); + return FALSE; +} + +static void +show_events_changed (void) +{ + if (g_settings_get_boolean(conf, SETTINGS_SHOW_EVENTS_S)) { + dbusmenu_menuitem_property_set_bool(add_appointment, DBUSMENU_MENUITEM_PROP_VISIBLE, TRUE); + dbusmenu_menuitem_property_set_bool(events_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, TRUE); + start_ecal_timer(); + } else { + dbusmenu_menuitem_property_set_bool(add_appointment, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool(events_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + /* Remove all of the previous appointments */ + if (appointments != NULL) { + g_debug("Hiding old appointments"); + GList * appointment; + for (appointment = appointments; appointment != NULL; appointment = g_list_next(appointment)) { + DbusmenuMenuitem * litem = DBUSMENU_MENUITEM(appointment->data); + g_debug("Hiding old appointment: %p", litem); + // Remove all the existing menu items which are in appointments. + dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(litem), DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + } + } + stop_ecal_timer(); + } +} + +/* Looks for the calendar application and enables the item if + we have one, starts ecal timer if events are turned on */ +static gboolean +check_for_calendar (gpointer user_data) +{ + g_return_val_if_fail (calendar != NULL, FALSE); + + dbusmenu_menuitem_property_set_bool(date, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + + gchar *evo = g_find_program_in_path("evolution"); + if (evo != NULL) { + g_debug("Found the calendar application: %s", evo); + + g_signal_connect (G_OBJECT(date), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, + G_CALLBACK (activate_cb), "evolution -c calendar"); + + events_separator = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set(events_separator, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CLIENT_TYPES_SEPARATOR); + dbusmenu_menuitem_child_add_position(root, events_separator, 2); + add_appointment = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (add_appointment, DBUSMENU_MENUITEM_PROP_LABEL, _("Add Event...")); + dbusmenu_menuitem_property_set_bool(add_appointment, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + g_signal_connect(G_OBJECT(add_appointment), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(activate_cb), "evolution -c calendar"); + dbusmenu_menuitem_child_add_position (root, add_appointment, 3); + + + if (g_settings_get_boolean(conf, SETTINGS_SHOW_EVENTS_S)) { + dbusmenu_menuitem_property_set_bool(add_appointment, DBUSMENU_MENUITEM_PROP_VISIBLE, TRUE); + dbusmenu_menuitem_property_set_bool(events_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, TRUE); + g_idle_add((GSourceFunc)idle_start_ecal_timer, NULL); + } else { + dbusmenu_menuitem_property_set_bool(add_appointment, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool(events_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + stop_ecal_timer(); + } + + // Connect to calendar events + g_signal_connect(calendar, "event::month-changed", G_CALLBACK(month_changed_cb), NULL); + g_signal_connect(calendar, "event::day-selected", G_CALLBACK(day_selected_cb), NULL); + g_signal_connect(calendar, "event::day-selected-double-click", G_CALLBACK(day_selected_double_click_cb), NULL); + g_free(evo); + } else { + g_debug("Unable to find calendar app."); + dbusmenu_menuitem_property_set_bool(add_appointment, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_property_set_bool(events_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + } + + if (g_settings_get_boolean(conf, SETTINGS_SHOW_CALENDAR_S)) { + dbusmenu_menuitem_property_set_bool(calendar, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + dbusmenu_menuitem_property_set_bool(calendar, DBUSMENU_MENUITEM_PROP_VISIBLE, TRUE); + } else { + dbusmenu_menuitem_property_set_bool(calendar, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + dbusmenu_menuitem_property_set_bool(calendar, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + } + + return FALSE; +} + + +static gboolean +update_timezone_menu_items(gpointer user_data) { + g_debug("Updating timezone menu items"); + + gchar ** locations = g_settings_get_strv(conf, SETTINGS_LOCATIONS_S); + + if (locations == NULL) { + g_debug("No locations configured (NULL)"); + return FALSE; + } + guint len = g_strv_length(locations); + DbusmenuMenuitem *item; + gint i, offset; + + /* Remove all of the previous locations */ + if (dconflocations != NULL) { + while (dconflocations != NULL) { + DbusmenuMenuitem * litem = DBUSMENU_MENUITEM(dconflocations->data); + // Remove all the existing menu items which are in dconflocations. + dconflocations = g_list_remove(dconflocations, litem); + dbusmenu_menuitem_child_delete(root, DBUSMENU_MENUITEM(litem)); + g_object_unref(G_OBJECT(litem)); + } + } + + gboolean show = g_settings_get_boolean (conf, SETTINGS_SHOW_LOCATIONS_S); + + dbusmenu_menuitem_property_set_bool (locations_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + + if (len == 0) { + g_debug("No locations configured (Empty List)"); + return FALSE; + } + + offset = dbusmenu_menuitem_get_position (current_location, root)+1; + for (i = 0; i < len; i++) { + // Iterate over configured places and add any which aren't already listed + if (g_strcmp0(locations[i], current_timezone) != 0 && + g_strcmp0(locations[i], geo_timezone) != 0) { + g_debug("Adding timezone in update_timezones %s", locations[i]); + item = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (item, DBUSMENU_MENUITEM_PROP_TYPE, TIMEZONE_MENUITEM_TYPE); + set_timezone_label (item, locations[i]); + dbusmenu_menuitem_property_set_bool (item, TIMEZONE_MENUITEM_PROP_RADIO, FALSE); + dbusmenu_menuitem_property_set_bool (item, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + dbusmenu_menuitem_property_set_bool (item, DBUSMENU_MENUITEM_PROP_VISIBLE, show); + dbusmenu_menuitem_child_add_position (root, item, offset++); + g_signal_connect(G_OBJECT(item), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(quick_set_tz), NULL); + dconflocations = g_list_append(dconflocations, item); + } + } + g_strfreev (locations); + return FALSE; +} + +// Authentication function +static gchar * +auth_func (ECal *ecal, + const gchar *prompt, + const gchar *key, + gpointer user_data) +{ + ESource *source = e_cal_get_source (ecal); + gchar *auth_domain = e_source_get_duped_property (source, "auth-domain"); + + const gchar *component_name; + if (auth_domain) component_name = auth_domain; + else component_name = "Calendar"; + + gchar *password = e_passwords_get_password (component_name, key); + + g_free (auth_domain); + + return password; +} + +static gint +compare_comp_instances (gconstpointer a, + gconstpointer b) +{ + const struct comp_instance *ci_a = a; + const struct comp_instance *ci_b = b; + time_t d = ci_a->start - ci_b->start; + if (d < 0) return -1; + else if (d > 0) return 1; + return 0; +} + +static gboolean +populate_appointment_instances (ECalComponent *comp, + time_t instance_start, + time_t instance_end, + gpointer data) +{ + g_debug("Appending item %p", comp); + + ECalComponentVType vtype = e_cal_component_get_vtype (comp); + if (vtype != E_CAL_COMPONENT_EVENT && vtype != E_CAL_COMPONENT_TODO) return FALSE; + + icalproperty_status status; + e_cal_component_get_status (comp, &status); + if (status == ICAL_STATUS_COMPLETED || status == ICAL_STATUS_CANCELLED) return FALSE; + + g_object_ref(comp); + + ECalComponentDateTime datetime; + icaltimezone *appointment_zone = NULL; + icaltimezone *current_zone = NULL; + + if (vtype == E_CAL_COMPONENT_EVENT) + e_cal_component_get_dtstart (comp, &datetime); + else + e_cal_component_get_due (comp, &datetime); + + appointment_zone = icaltimezone_get_builtin_timezone_from_tzid(datetime.tzid); + current_zone = icaltimezone_get_builtin_timezone_from_tzid(current_timezone); + if (!appointment_zone || datetime.value->is_date) { // If it's today put in the current timezone? + appointment_zone = current_zone; + } + + // TODO: Convert the timezone into a 3 letter abbreviation if it's different to current_timezone + // TODO: Add the appointment timezone to the list if it's not already there. + + struct comp_instance *ci; + ci = g_new (struct comp_instance, 1); + + g_debug("Using times start %s, end %s", ctime(&instance_start), ctime(&instance_end)); + + ci->comp = comp; + ci->source = E_SOURCE(data); + ci->start = instance_start; + ci->end = instance_end; + + comp_instances = g_list_append(comp_instances, ci); + return TRUE; +} + +/* Populate the menu with todays, next 5 appointments. + * we should hook into the ABOUT TO SHOW signal and use that to update the appointments. + * Experience has shown that caldav's and webcals can be slow to load from eds + * this is a problem mainly on the EDS side of things, not ours. + */ +static gboolean +update_appointment_menu_items (gpointer user_data) +{ + // FFR: we should take into account short term timers, for instance + // tea timers, pomodoro timers etc... that people may add, this is hinted to in the spec. + g_debug("Update appointments called"); + if (calendar == NULL) return FALSE; + if (!g_settings_get_boolean(conf, SETTINGS_SHOW_EVENTS_S)) return FALSE; + if (updating_appointments) return TRUE; + updating_appointments = TRUE; + + time_t curtime = 0, t1 = 0, t2 = 0; + gchar *ad; + GList *l; + GSList *g; + GError *gerror = NULL; + gint i; + gint width = 0, height = 0; + ESourceList * sources = NULL; + + // Get today & work out query times + time(&curtime); + struct tm *today = localtime(&curtime); + const int mday = today->tm_mday; + const int mon = today->tm_mon; + const int year = today->tm_year; + + int start_month_saved = mon; + + struct tm *start_tm = NULL; + int this_year = today->tm_year + 1900; + int days[12]={31,28,31,30,31,30,31,31,30,31,30,31}; + if ((this_year % 400 == 0) || (this_year % 100 > 0 && this_year % 4 == 0)) days[1] = 29; + + int highlightdays = days[mon] - mday + 1; + t1 = curtime; // By default the current time is the appointment start time. + + if (start_time_appointments > 0) { + start_tm = localtime(&start_time_appointments); + int start_month = start_tm->tm_mon; + start_month_saved = start_month; + int start_year = start_tm->tm_year + 1900; + if ((start_month != mon) || (start_year != this_year)) { + // Set t1 to the start of that month. + struct tm month_start = {0}; + month_start.tm_year = start_tm->tm_year; + month_start.tm_mon = start_tm->tm_mon; + month_start.tm_mday = 1; + t1 = mktime(&month_start); + highlightdays = days[start_month]; + } + } + + g_debug("Will highlight %d days from %s", highlightdays, ctime(&t1)); + + highlightdays = highlightdays + 7; // Minimum of 7 days ahead + t2 = t1 + (time_t) (highlightdays * 24 * 60 * 60); + + if (!e_cal_get_sources(&sources, E_CAL_SOURCE_TYPE_EVENT, &gerror)) { + g_debug("Failed to get ecal sources\n"); + return FALSE; + } + + // Free comp_instances if not NULL + if (comp_instances != NULL) { + g_debug("Freeing comp_instances: may be an overlap\n"); + for (l = comp_instances; l; l = l->next) { + const struct comp_instance *ci = l->data; + g_object_unref(ci->comp); + g_list_free(comp_instances); + comp_instances = NULL; + } + } + GSList *cal_list = gconf_client_get_list(gconf, "/apps/evolution/calendar/display/selected_calendars", GCONF_VALUE_STRING, &gerror); + if (gerror) { + g_debug("Failed to get evolution preference for enabled calendars"); + g_error_free(gerror); + gerror = NULL; + cal_list = NULL; + } + // Generate instances for all sources + for (g = e_source_list_peek_groups (sources); g; g = g->next) { + ESourceGroup *group = E_SOURCE_GROUP (g->data); + GSList *s; + + for (s = e_source_group_peek_sources (group); s; s = s->next) { + ESource *source = E_SOURCE (s->data); + g_signal_connect (G_OBJECT(source), "changed", G_CALLBACK (update_appointment_menu_items), NULL); + ECal *ecal = e_cal_new(source, E_CAL_SOURCE_TYPE_EVENT); + e_cal_set_auth_func (ecal, (ECalAuthFunc) auth_func, NULL); + + if (!e_cal_open(ecal, FALSE, &gerror)) { + g_debug("Failed to get ecal sources %s", gerror->message); + g_error_free(gerror); + gerror = NULL; + continue; + } + const gchar *ecal_uid = e_source_peek_uid(source); + gboolean match = FALSE; + g_debug("Checking ecal_uid is enabled: %s", ecal_uid); + for (i = 0; i<g_slist_length(cal_list);i++) { + char *cuid = (char *)g_slist_nth_data(cal_list, i); + if (g_strcmp0(cuid, ecal_uid) == 0) { + match = TRUE; + break; + } + } + if (!match) continue; + g_debug("ecal_uid is enabled, generating instances"); + + e_cal_generate_instances (ecal, t1, t2, (ECalRecurInstanceFn) populate_appointment_instances, (gpointer) source); + } + } + g_debug("Number of ECalComponents returned: %d", g_list_length(comp_instances)); + GList *sorted_comp_instances = g_list_sort(comp_instances, compare_comp_instances); + comp_instances = NULL; + g_debug("Components sorted"); + + /* Hiding all of the previous appointments */ + if (appointments != NULL) { + g_debug("Hiding old appointments"); + GList * appointment; + for (appointment = appointments; appointment != NULL; appointment = g_list_next(appointment)) { + DbusmenuMenuitem * litem = DBUSMENU_MENUITEM(appointment->data); + g_debug("Hiding old appointment: %p", litem); + // Remove all the existing menu items which are in appointments. + dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(litem), DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + } + } + + gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &width, &height); + if (width <= 0) width = 12; + if (height <= 0) height = 12; + if (width > 30) width = 12; + if (height > 30) height = 12; + + gchar *time_format_str = g_settings_get_string(conf, SETTINGS_TIME_FORMAT_S); + gint apt_output; + if (g_strcmp0(time_format_str, "12-hour") == 0) { + apt_output = SETTINGS_TIME_12_HOUR; + } else if (g_strcmp0(time_format_str, "24-hour") == 0) { + apt_output = SETTINGS_TIME_24_HOUR; + } else { + if (is_locale_12h()) { + apt_output = SETTINGS_TIME_12_HOUR; + } else { + apt_output = SETTINGS_TIME_24_HOUR; + } + } + + GVariantBuilder markeddays; + g_variant_builder_init (&markeddays, G_VARIANT_TYPE_ARRAY); + + i = 0; + GList * cached_appointment = appointments; + for (l = sorted_comp_instances; l; l = l->next) { + struct comp_instance *ci = l->data; + ECalComponent *ecalcomp = ci->comp; + ECalComponentText valuetext; + gchar *summary, *cmd; + char right[20]; + //const gchar *uri; + DbusmenuMenuitem * item; + + ECalComponentVType vtype = e_cal_component_get_vtype (ecalcomp); + struct tm due_data = {0}; + struct tm *due = NULL; + if (vtype == E_CAL_COMPONENT_EVENT) due = localtime_r(&ci->start, &due_data); + else if (vtype == E_CAL_COMPONENT_TODO) due = localtime_r(&ci->end, &due_data); + else continue; + + const int dmday = due->tm_mday; + const int dmon = due->tm_mon; + const int dyear = due->tm_year; + + if (start_month_saved == dmon) { + // Mark day if our query hasn't hit the next month. + g_debug("Adding marked date %s, %d", ctime(&ci->start), dmday); + g_variant_builder_add (&markeddays, "i", dmday); + } + + // If the appointment time is less than the selected date, + // don't create an appointment item for it. + if (vtype == E_CAL_COMPONENT_EVENT) { + if (ci->start < start_time_appointments) continue; + } else if (vtype == E_CAL_COMPONENT_TODO) { + if (ci->end < start_time_appointments) continue; + } + + if (i >= 5) continue; + i++; + + if (cached_appointment == NULL) { + g_debug("Create menu item"); + + item = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (item, DBUSMENU_MENUITEM_PROP_TYPE, APPOINTMENT_MENUITEM_TYPE); + + dbusmenu_menuitem_child_add_position (root, item, 2+i); + appointments = g_list_append (appointments, item); // Keep track of the items here to make them easy to remove + } else { + item = DBUSMENU_MENUITEM(cached_appointment->data); + cached_appointment = g_list_next(cached_appointment); + + /* Remove the icon as we might not replace it on error */ + dbusmenu_menuitem_property_remove(item, APPOINTMENT_MENUITEM_PROP_ICON); + + /* Remove the activate handler */ + g_signal_handlers_disconnect_matched(G_OBJECT(item), G_SIGNAL_MATCH_FUNC, 0, 0, NULL, G_CALLBACK(activate_cb), NULL); + } + + dbusmenu_menuitem_property_set_bool (item, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + dbusmenu_menuitem_property_set_bool (item, DBUSMENU_MENUITEM_PROP_VISIBLE, TRUE); + + + // Label text + e_cal_component_get_summary (ecalcomp, &valuetext); + summary = g_strdup (valuetext.value); + + dbusmenu_menuitem_property_set (item, APPOINTMENT_MENUITEM_PROP_LABEL, summary); + g_debug("Summary: %s", summary); + g_free (summary); + + gboolean full_day = FALSE; + if (vtype == E_CAL_COMPONENT_EVENT) { + time_t start = ci->start; + if (time_add_day(start, 1) == ci->end) { + full_day = TRUE; + } + } + + // Due text + if (full_day) { + struct tm fulldaytime = {0}; + gmtime_r(&ci->start, &fulldaytime); + + /* TRANSLATORS: This is a strftime string for the day for full day events + in the menu. It should most likely be either '%A' for a full text day + (Wednesday) or '%a' for a shortened one (Wed). You should only need to + change for '%a' in the case of langauges with very long day names. */ + strftime(right, 20, _("%A"), &fulldaytime); + } else { + if (apt_output == SETTINGS_TIME_12_HOUR) { + if ((mday == dmday) && (mon == dmon) && (year == dyear)) + strftime(right, 20, _(DEFAULT_TIME_12_FORMAT), due); + else + strftime(right, 20, _(DEFAULT_TIME_12_FORMAT_WITH_DAY), due); + } else if (apt_output == SETTINGS_TIME_24_HOUR) { + if ((mday == dmday) && (mon == dmon) && (year == dyear)) + strftime(right, 20, _(DEFAULT_TIME_24_FORMAT), due); + else + strftime(right, 20, _(DEFAULT_TIME_24_FORMAT_WITH_DAY), due); + } + } + g_debug("Appointment time: %s, for date %s", right, asctime(due)); + dbusmenu_menuitem_property_set (item, APPOINTMENT_MENUITEM_PROP_RIGHT, right); + + // Now we pull out the URI for the calendar event and try to create a URI that'll work when we execute evolution + // FIXME Because the URI stuff is really broken, we're going to open the calendar at todays date instead + //e_cal_component_get_uid(ecalcomp, &uri); + ad = isodate_from_time_t(mktime(due)); + cmd = g_strconcat("evolution calendar:///?startdate=", ad, NULL); + g_signal_connect (G_OBJECT(item), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, + G_CALLBACK (activate_cb), cmd); + + g_debug("Command to Execute: %s", cmd); + + const gchar *color_spec = e_source_peek_color_spec(ci->source); + g_debug("Colour to use: %s", color_spec); + + // Draw the correct icon for the appointment type and then tint it using mask fill. + // For now we'll create a circle + if (color_spec != NULL) { + GdkColor color; + gdk_color_parse (color_spec, &color); + g_debug("Creating a cairo surface: size, %d by %d", width, height); + cairo_surface_t *surface = cairo_image_surface_create( CAIRO_FORMAT_ARGB32, width, height ); + + cairo_t *cr = cairo_create(surface); + gdk_cairo_set_source_color(cr, &color); + cairo_paint(cr); + cairo_set_source_rgba(cr, 0,0,0,0.5); + cairo_set_line_width(cr, 1); + cairo_rectangle (cr, 0.5, 0.5, width-1, height-1); + cairo_stroke(cr); + // Convert to pixbuf, in gtk3 this is done with gdk_pixbuf_get_from_surface + cairo_content_t content = cairo_surface_get_content (surface) | CAIRO_CONTENT_COLOR; + GdkPixbuf *pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, + !!(content & CAIRO_CONTENT_ALPHA), + 8, width, height); + if (pixbuf != NULL) { + gint sstride = cairo_image_surface_get_stride( surface ); + gint dstride = gdk_pixbuf_get_rowstride (pixbuf); + guchar *spixels = cairo_image_surface_get_data( surface ); + guchar *dpixels = gdk_pixbuf_get_pixels (pixbuf); + + int x, y; + for (y = 0; y < height; y++) { + guint32 *src = (guint32 *) spixels; + + for (x = 0; x < width; x++) { + guint alpha = src[x] >> 24; + + if (alpha == 0) { + dpixels[x * 4 + 0] = 0; + dpixels[x * 4 + 1] = 0; + dpixels[x * 4 + 2] = 0; + } else { + dpixels[x * 4 + 0] = (((src[x] & 0xff0000) >> 16) * 255 + alpha / 2) / alpha; + dpixels[x * 4 + 1] = (((src[x] & 0x00ff00) >> 8) * 255 + alpha / 2) / alpha; + dpixels[x * 4 + 2] = (((src[x] & 0x0000ff) >> 0) * 255 + alpha / 2) / alpha; + } + dpixels[x * 4 + 3] = alpha; + } + spixels += sstride; + dpixels += dstride; + } + + dbusmenu_menuitem_property_set_image (item, APPOINTMENT_MENUITEM_PROP_ICON, pixbuf); + } else { + g_debug("Creating pixbuf from surface failed"); + } + cairo_surface_destroy (surface); + cairo_destroy(cr); + } + g_debug("Adding appointment: %p", item); + } + + if (gerror != NULL) g_error_free(gerror); + for (l = sorted_comp_instances; l; l = l->next) { + const struct comp_instance *ci = l->data; + g_object_unref(ci->comp); + } + g_list_free(sorted_comp_instances); + + GVariant * marks = g_variant_builder_end (&markeddays); + dbusmenu_menuitem_property_set_variant (calendar, CALENDAR_MENUITEM_PROP_MARKS, marks); + + updating_appointments = FALSE; + g_debug("End of objects"); + return TRUE; +} + +/* Looks for the time and date admin application and enables the + item we have one */ +static gboolean +check_for_timeadmin (gpointer user_data) +{ + g_return_val_if_fail (settings != NULL, FALSE); + + gchar * timeadmin = g_find_program_in_path("indicator-datetime-preferences"); + if (timeadmin != NULL) { + g_debug("Found the indicator-datetime-preferences application: %s", timeadmin); + dbusmenu_menuitem_property_set_bool(settings, DBUSMENU_MENUITEM_PROP_ENABLED, TRUE); + g_free(timeadmin); + } else { + g_debug("Unable to find indicator-datetime-preferences app."); + dbusmenu_menuitem_property_set_bool(settings, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + } + + return FALSE; +} + +static void +show_locations_changed (void) +{ + /* Re-calculate */ + check_timezone_sync(); +} + +static void +time_format_changed (void) +{ + update_appointment_menu_items(NULL); +} + +/* Does the work to build the default menu, really calls out + to other functions but this is the core to clean up the + main function. */ +static void +build_menus (DbusmenuMenuitem * root) +{ + g_debug("Building Menus."); + if (date == NULL) { + date = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (date, DBUSMENU_MENUITEM_PROP_LABEL, _("No date yet...")); + dbusmenu_menuitem_property_set_bool(date, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + dbusmenu_menuitem_child_append(root, date); + + g_idle_add(update_datetime, NULL); + } + + if (calendar == NULL) { + calendar = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (calendar, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CALENDAR_MENUITEM_TYPE); + /* insensitive until we check for available apps */ + dbusmenu_menuitem_property_set_bool(calendar, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + g_signal_connect (G_OBJECT(calendar), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, + G_CALLBACK (activate_cb), "evolution -c calendar"); + dbusmenu_menuitem_child_append(root, calendar); + + g_idle_add(check_for_calendar, NULL); + } + + locations_separator = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set(locations_separator, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CLIENT_TYPES_SEPARATOR); + dbusmenu_menuitem_property_set_bool (locations_separator, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_child_append(root, locations_separator); + + geo_location = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (geo_location, DBUSMENU_MENUITEM_PROP_TYPE, TIMEZONE_MENUITEM_TYPE); + set_current_timezone_label (geo_location, ""); + dbusmenu_menuitem_property_set_bool (geo_location, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + dbusmenu_menuitem_property_set_bool (geo_location, DBUSMENU_MENUITEM_PROP_VISIBLE, TRUE); + g_signal_connect(G_OBJECT(geo_location), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(quick_set_tz), NULL); + dbusmenu_menuitem_child_append(root, geo_location); + + current_location = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (current_location, DBUSMENU_MENUITEM_PROP_TYPE, TIMEZONE_MENUITEM_TYPE); + set_current_timezone_label (current_location, ""); + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + dbusmenu_menuitem_property_set_bool (current_location, DBUSMENU_MENUITEM_PROP_VISIBLE, FALSE); + dbusmenu_menuitem_child_append(root, current_location); + + check_timezone_sync(); + + g_signal_connect (conf, "changed::" SETTINGS_SHOW_LOCATIONS_S, G_CALLBACK (show_locations_changed), NULL); + g_signal_connect (conf, "changed::" SETTINGS_LOCATIONS_S, G_CALLBACK (show_locations_changed), NULL); + g_signal_connect (conf, "changed::" SETTINGS_SHOW_EVENTS_S, G_CALLBACK (show_events_changed), NULL); + g_signal_connect (conf, "changed::" SETTINGS_TIME_FORMAT_S, G_CALLBACK (time_format_changed), NULL); + + DbusmenuMenuitem * separator = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set(separator, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CLIENT_TYPES_SEPARATOR); + dbusmenu_menuitem_child_append(root, separator); + + settings = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set (settings, DBUSMENU_MENUITEM_PROP_LABEL, _("Time & Date Settings...")); + /* insensitive until we check for available apps */ + dbusmenu_menuitem_property_set_bool(settings, DBUSMENU_MENUITEM_PROP_ENABLED, FALSE); + g_signal_connect(G_OBJECT(settings), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(activate_cb), "indicator-datetime-preferences"); + dbusmenu_menuitem_child_append(root, settings); + g_idle_add(check_for_timeadmin, NULL); + + return; +} + +/* Run when the timezone file changes */ +static void +timezone_changed (GFileMonitor * monitor, GFile * file, GFile * otherfile, GFileMonitorEvent event, gpointer user_data) +{ + update_current_timezone(); + datetime_interface_update(DATETIME_INTERFACE(user_data)); + update_datetime(NULL); + setup_timer(); + return; +} + +/* Set up monitoring the timezone file */ +static void +build_timezone (DatetimeInterface * dbus) +{ + GFile * timezonefile = g_file_new_for_path(TIMEZONE_FILE); + GFileMonitor * monitor = g_file_monitor_file(timezonefile, G_FILE_MONITOR_NONE, NULL, NULL); + if (monitor != NULL) { + g_signal_connect(G_OBJECT(monitor), "changed", G_CALLBACK(timezone_changed), dbus); + g_debug("Monitoring timezone file: '" TIMEZONE_FILE "'"); + } else { + g_warning("Unable to monitor timezone file: '" TIMEZONE_FILE "'"); + } + return; +} + +/* Source ID for the timer */ +static guint timer = 0; + +/* Execute at a given time, update and setup a new + timer to go again. */ +static gboolean +timer_func (gpointer user_data) +{ + timer = 0; + /* Reset up each time to reduce error */ + setup_timer(); + update_datetime(NULL); + return FALSE; +} + +/* Sets up the time to launch the timer to update the + date in the datetime entry */ +static void +setup_timer (void) +{ + if (timer != 0) { + g_source_remove(timer); + timer = 0; + } + + time_t t; + t = time(NULL); + struct tm * ltime = localtime(&t); + + timer = g_timeout_add_seconds(((23 - ltime->tm_hour) * 60 * 60) + + ((59 - ltime->tm_min) * 60) + + ((60 - ltime->tm_sec)) + 60 /* one minute past */, + timer_func, NULL); + + return; +} + +static void +session_active_change_cb (GDBusProxy * proxy, gchar * sender_name, gchar * signal_name, + GVariant * parameters, gpointer user_data) +{ + // Just returned from suspend + if (g_strcmp0(signal_name, "SystemIdleHintChanged") == 0) { + gboolean idle = FALSE; + g_variant_get(parameters, "(b)", &idle); + if (!idle) { + datetime_interface_update(DATETIME_INTERFACE(user_data)); + update_datetime(NULL); + setup_timer(); + } + } + return; +} + +/* for hooking into console kit signal on wake from suspend */ +static void +system_proxy_cb (GObject * object, GAsyncResult * res, gpointer user_data) +{ + GError * error = NULL; + + GDBusProxy * proxy = g_dbus_proxy_new_for_bus_finish(res, &error); + + if (error != NULL) { + g_warning("Could not grab DBus proxy for ConsoleKit: %s", error->message); + g_error_free(error); + return; + } + + g_signal_connect(proxy, "g-signal", G_CALLBACK(session_active_change_cb), user_data); +} + +/* Callback from getting the address */ +static void +geo_address_cb (GeoclueAddress * address, int timestamp, GHashTable * addy_data, GeoclueAccuracy * accuracy, GError * error, gpointer user_data) +{ + if (error != NULL) { + g_warning("Unable to get Geoclue address: %s", error->message); + return; + } + + g_debug("Geoclue timezone is: %s", (gchar *)g_hash_table_lookup(addy_data, "timezone")); + + if (geo_timezone != NULL) { + g_free(geo_timezone); + geo_timezone = NULL; + } + + gpointer tz_hash = g_hash_table_lookup(addy_data, "timezone"); + if (tz_hash != NULL) { + geo_timezone = g_strdup((gchar *)tz_hash); + } + + check_timezone_sync(); + + return; +} + +/* Clean up the reference we kept to the address and make sure to + drop the signals incase someone else has one. */ +static void +geo_address_clean (void) +{ + if (geo_address == NULL) { + return; + } + + g_signal_handlers_disconnect_by_func(G_OBJECT(geo_address), geo_address_cb, NULL); + g_object_unref(G_OBJECT(geo_address)); + + geo_address = NULL; + + return; +} + +/* Clean up and remove all signal handlers from the client as we + unreference it as well. */ +static void +geo_client_clean (void) +{ + if (geo_master == NULL) { + return; + } + + g_signal_handlers_disconnect_by_func(G_OBJECT(geo_master), geo_client_invalid, NULL); + g_signal_handlers_disconnect_by_func(G_OBJECT(geo_master), geo_address_change, NULL); + g_object_unref(G_OBJECT(geo_master)); + + geo_master = NULL; + + return; +} + +/* Callback from creating the address */ +static void +geo_create_address (GeoclueMasterClient * master, GeoclueAddress * address, GError * error, gpointer user_data) +{ + if (error != NULL) { + g_warning("Unable to create GeoClue address: %s", error->message); + return; + } + + /* We shouldn't have created a new address if we already had one + so this is a warning. But, it really is only a mem-leak so we + don't need to error out. */ + g_warn_if_fail(geo_address == NULL); + geo_address_clean(); + + g_debug("Created Geoclue Address"); + geo_address = address; + g_object_ref(G_OBJECT(geo_address)); + + geoclue_address_get_address_async(geo_address, geo_address_cb, NULL); + + g_signal_connect(G_OBJECT(address), "address-changed", G_CALLBACK(geo_address_cb), NULL); + + return; +} + +/* Callback from setting requirements */ +static void +geo_req_set (GeoclueMasterClient * master, GError * error, gpointer user_data) +{ + if (error != NULL) { + g_warning("Unable to set Geoclue requirements: %s", error->message); + } + return; +} + +/* Client is killing itself rather oddly */ +static void +geo_client_invalid (GeoclueMasterClient * client, gpointer user_data) +{ + g_warning("Master client invalid, rebuilding."); + + /* Client changes we can assume the address is now invalid so we + need to unreference the one we had. */ + geo_address_clean(); + + /* And our master client is invalid */ + geo_client_clean(); + + GeoclueMaster * master = geoclue_master_get_default(); + geoclue_master_create_client_async(master, geo_create_client, NULL); + + if (geo_timezone != NULL) { + g_free(geo_timezone); + geo_timezone = NULL; + } + + check_timezone_sync(); + + return; +} + +/* Address provider changed, we need to get that one */ +static void +geo_address_change (GeoclueMasterClient * client, gchar * a, gchar * b, gchar * c, gchar * d, gpointer user_data) +{ + g_warning("Address provider changed. Let's change"); + + /* If the address is supposed to have changed we need to drop the old + address before starting to get the new one. */ + geo_address_clean(); + + geoclue_master_client_create_address_async(geo_master, geo_create_address, NULL); + + if (geo_timezone != NULL) { + g_free(geo_timezone); + geo_timezone = NULL; + } + + check_timezone_sync(); + + return; +} + +/* Callback from creating the client */ +static void +geo_create_client (GeoclueMaster * master, GeoclueMasterClient * client, gchar * path, GError * error, gpointer user_data) +{ + g_debug("Created Geoclue client at: %s", path); + + geo_master = client; + + if (geo_master != NULL) { + g_warning(_("Unable to get a GeoClue client! Geolocation based timezone support will not be available.")); + return; + } + + g_object_ref(G_OBJECT(geo_master)); + + /* New client, make sure we don't have an address hanging on */ + geo_address_clean(); + + geoclue_master_client_set_requirements_async(geo_master, + GEOCLUE_ACCURACY_LEVEL_REGION, + 0, + FALSE, + GEOCLUE_RESOURCE_ALL, + geo_req_set, + NULL); + + geoclue_master_client_create_address_async(geo_master, geo_create_address, NULL); + + g_signal_connect(G_OBJECT(client), "invalidated", G_CALLBACK(geo_client_invalid), NULL); + g_signal_connect(G_OBJECT(client), "address-provider-changed", G_CALLBACK(geo_address_change), NULL); + + return; +} + +/* Repsonds to the service object saying it's time to shutdown. + It stops the mainloop. */ +static void +service_shutdown (IndicatorService * service, gpointer user_data) +{ + g_warning("Shutting down service!"); + g_main_loop_quit(mainloop); + return; +} + +/* Function to build everything up. Entry point from asm. */ +int +main (int argc, char ** argv) +{ + g_type_init(); + + /* Acknowledging the service init and setting up the interface */ + service = indicator_service_new_version(SERVICE_NAME, SERVICE_VERSION); + g_signal_connect(service, INDICATOR_SERVICE_SIGNAL_SHUTDOWN, G_CALLBACK(service_shutdown), NULL); + + /* Setting up i18n and gettext. Apparently, we need + all of these. */ + setlocale (LC_ALL, ""); + bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR); + textdomain (GETTEXT_PACKAGE); + + /* Set up GSettings */ + conf = g_settings_new(SETTINGS_INTERFACE); + /* Set up gconf for getting evolution enabled calendars */ + gconf = gconf_client_get_default(); + // TODO Add a signal handler to catch gsettings changes and respond to them + + /* Building the base menu */ + server = dbusmenu_server_new(MENU_OBJ); + root = dbusmenu_menuitem_new(); + dbusmenu_server_set_root(server, root); + + build_menus(root); + + /* Cache the timezone */ + update_current_timezone(); + + /* Setup geoclue */ + GeoclueMaster * master = geoclue_master_get_default(); + geoclue_master_create_client_async(master, geo_create_client, NULL); + + /* Setup dbus interface */ + dbus = g_object_new(DATETIME_INTERFACE_TYPE, NULL); + + /* Setup timezone watch */ + build_timezone(dbus); + + /* Setup the timer */ + setup_timer(); + + /* And watch for system resumes */ + g_dbus_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, + G_DBUS_PROXY_FLAGS_NONE, + NULL, + "org.freedesktop.ConsoleKit", + "/org/freedesktop/ConsoleKit/Manager", + "org.freedesktop.ConsoleKit.Manager", + NULL, system_proxy_cb, dbus); + + mainloop = g_main_loop_new(NULL, FALSE); + g_main_loop_run(mainloop); + + g_object_unref(G_OBJECT(conf)); + g_object_unref(G_OBJECT(master)); + g_object_unref(G_OBJECT(dbus)); + g_object_unref(G_OBJECT(service)); + g_object_unref(G_OBJECT(server)); + g_object_unref(G_OBJECT(root)); + + geo_address_clean(); + geo_client_clean(); + + return 0; +} |