proxies/notify_proxy.c

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*
   3  * LADI Session Handler (ladish)
   4  *
   5  * Copyright (C) 2010 Nedko Arnaudov <nedko@arnaudov.name>
   6  *
   7  **************************************************************************
   8  * This file contains the code for sending notifications to user
   9  **************************************************************************
  10  *
  11  * LADI Session Handler is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * LADI Session Handler is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
  23  * or write to the Free Software Foundation, Inc.,
  24  * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27 #include "notify_proxy.h"
  28
  29 #define NOTIFY_SERVICE "org.freedesktop.Notifications"
  30 #define NOTIFY_OBJECT  "/org/freedesktop/Notifications"
  31 #define NOTIFY_IFACE   "org.freedesktop.Notifications"
  32 #define NOTIFY_METHOD_NOTIFY "Notify"
  33
  34 static char * g_notify_app_name;
  35
  36 bool ladish_notify_init(const char * app_name)
  37 {
  38   const char * name;
  39   const char * vendor;
  40   const char * version;
  41   const char * spec_version;
  42
  43   g_notify_app_name = strdup(app_name);
  44   if (g_notify_app_name == NULL)
  45   {
  46     log_error("strdup() failed for app name");
  47     return false;
  48   }
  49
  50   if (dbus_call(NOTIFY_SERVICE, NOTIFY_OBJECT, NOTIFY_IFACE, "GetServerInformation", "", "ssss", &name, &vendor, &version, &spec_version))
  51   {
  52     log_info("Sending notifications to '%s' '%s' (%s, %s)", vendor, name, version, spec_version);
  53   }
  54
  55   return true;
  56 }
  57
  58 void ladish_notify_uninit(void)
  59 {
  60   free(g_notify_app_name);
  61   g_notify_app_name = NULL;
  62 }
  63
  64 void ladish_notify_simple(uint8_t urgency, const char * summary, const char * body)
  65 {
  66   DBusMessage * request_ptr;
  67   /* DBusMessage * reply_ptr; */
  68   DBusMessageIter iter;
  69   DBusMessageIter array_iter;
  70   DBusMessageIter dict_iter;
  71   const char * str_value;
  72   uint32_t uint32_value;
  73   int32_t int32_value;
  74
  75   if (g_notify_app_name == NULL)
  76   {
  77     /* notifications are disabled */
  78     return;
  79   }
  80
  81   request_ptr = dbus_message_new_method_call(NOTIFY_SERVICE, NOTIFY_OBJECT, NOTIFY_IFACE, NOTIFY_METHOD_NOTIFY);
  82   if (request_ptr == NULL)
  83   {
  84     log_error("dbus_message_new_method_call() failed.");
  85     goto exit;
  86   }
  87
  88   dbus_message_iter_init_append(request_ptr, &iter);
  89
  90   /* app_name */
  91   str_value = g_notify_app_name;
  92   if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &str_value))
  93   {
  94     log_error("dbus_message_iter_append_basic() failed.");
  95     goto free_request;
  96   }
  97
  98   /* replaces_id */
  99   uint32_value = 0;
 100   if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_UINT32, &uint32_value))
 101   {
 102     log_error("dbus_message_iter_append_basic() failed.");
 103     goto free_request;
 104   }
 105
 106   /* app_icon */
 107   str_value = "";
 108   if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &str_value))
 109   {
 110     log_error("dbus_message_iter_append_basic() failed.");
 111     goto free_request;
 112   }
 113
 114   /* summary */
 115   str_value = summary;
 116   if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &str_value))
 117   {
 118     log_error("dbus_message_iter_append_basic() failed.");
 119     goto free_request;
 120   }
 121
 122   /* body */
 123   str_value = body == NULL ? "" : body;
 124   if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &str_value))
 125   {
 126     log_error("dbus_message_iter_append_basic() failed.");
 127     goto free_request;
 128   }
 129
 130   /* actions */
 131   if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, DBUS_TYPE_STRING_AS_STRING, &array_iter))
 132   {
 133     log_error("dbus_message_iter_open_container() failed.");
 134     goto free_request;
 135   }
 136
 137   if (!dbus_message_iter_close_container(&iter, &array_iter))
 138   {
 139     log_error("dbus_message_iter_close_container() failed.");
 140     goto free_request;
 141   }
 142
 143   /* hints */
 144   if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter))
 145   {
 146     log_error("dbus_message_iter_open_container() failed.");
 147     goto free_request;
 148   }
 149
 150   if (!dbus_iter_append_dict_entry(&dict_iter, DBUS_TYPE_BYTE, "urgency", &urgency, 0))
 151   {
 152     log_error("dbus_iter_append_dict_entry() failed.");
 153     goto free_request;
 154   }
 155
 156   if (!dbus_message_iter_close_container(&iter, &dict_iter))
 157   {
 158     log_error("dbus_message_iter_close_container() failed.");
 159     goto free_request;
 160   }
 161
 162   /* expire_timeout */
 163   int32_value = urgency == LADISH_NOTIFY_URGENCY_HIGH ? 0 : -1;
 164   if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_INT32, &int32_value))
 165   {
 166     log_error("dbus_message_iter_append_basic() failed.");
 167     goto free_request;
 168   }
 169
 170   if (!dbus_call(NOTIFY_SERVICE, NOTIFY_OBJECT, NOTIFY_IFACE, NOTIFY_METHOD_NOTIFY, NULL, request_ptr, "u", &uint32_value))
 171   {
 172     //log_error("Notify() dbus call failed.");
 173     goto free_request;
 174   }
 175
 176   //log_info("notify ID is %"PRIu32, uint32_value);
 177
 178 free_request:
 179   dbus_message_unref(request_ptr);
 180 exit:
 181   return;
 182 }