From ffbc3a026bd3377a78b39c7af490c99a04eeb638 Mon Sep 17 00:00:00 2001
From: Richard Hughes <richard@hughsie.com>
Date: Thu, 23 Oct 2008 12:48:44 +0100
Subject: feature: add in CanSuspend and CanHibernate into API

---
 src/dkp-daemon.c                        | 42 ++++++++++++++++++++----------
 src/dkp-daemon.h                        |  6 +++++
 src/org.freedesktop.DeviceKit.Power.xml | 46 +++++++++++++++++++++++++++++++++
 3 files changed, 80 insertions(+), 14 deletions(-)

diff --git a/src/dkp-daemon.c b/src/dkp-daemon.c
index d1f1baf..c3a2b83 100644
--- a/src/dkp-daemon.c
+++ b/src/dkp-daemon.c
@@ -825,6 +825,32 @@ dkp_daemon_get_low_battery (DkpDaemon *daemon, DBusGMethodInvocation *context)
 	return TRUE;
 }
 
+/**
+ * dkp_daemon_can_suspend:
+ *
+ * TODO: Ask PolicyKit and check in DeviceKit.conf
+ **/
+gboolean
+dkp_daemon_can_suspend (DkpDaemon *daemon, gboolean interactive, DBusGMethodInvocation *context)
+{
+	/* for now, assume we can suspend under all circumstances */
+	dbus_g_method_return (context, TRUE);
+	return TRUE;
+}
+
+/**
+ * dkp_daemon_can_hibernate:
+ *
+ * TODO: Ask PolicyKit and check in DeviceKit.conf
+ **/
+gboolean
+dkp_daemon_can_hibernate (DkpDaemon *daemon, gboolean interactive, DBusGMethodInvocation *context)
+{
+	/* for now, assume we can hibernate under all circumstances */
+	dbus_g_method_return (context, TRUE);
+	return TRUE;
+}
+
 /**
  * dkp_daemon_suspend:
  **/
@@ -834,8 +860,6 @@ dkp_daemon_suspend (DkpDaemon *daemon, DBusGMethodInvocation *context)
 	gboolean ret;
 	GError *error;
 	GError *error_local = NULL;
-	gchar *argv;
-	const gchar *quirks;
 	PolKitCaller *pk_caller;
 
 	pk_caller = dkp_daemon_local_get_caller_for_context (daemon, context);
@@ -845,11 +869,7 @@ dkp_daemon_suspend (DkpDaemon *daemon, DBusGMethodInvocation *context)
 	if (!dkp_daemon_local_check_auth (daemon, pk_caller, "org.freedesktop.devicekit.power.suspend", context))
 		goto out;
 
-	/* TODO: where from? */
-	quirks = "--quirk-s3-bios --quirk-s3-mode";
-
-	argv = g_strdup_printf ("/usr/sbin/pm-suspend %s", quirks);
-	ret = g_spawn_command_line_async (argv, &error_local);
+	ret = g_spawn_command_line_async ("/usr/sbin/pm-suspend", &error_local);
 	if (!ret) {
 		error = g_error_new (DKP_DAEMON_ERROR,
 				     DKP_DAEMON_ERROR_GENERAL,
@@ -874,8 +894,6 @@ dkp_daemon_hibernate (DkpDaemon *daemon, DBusGMethodInvocation *context)
 	gboolean ret;
 	GError *error;
 	GError *error_local = NULL;
-	gchar *argv;
-	const gchar *quirks;
 	PolKitCaller *pk_caller;
 
 	pk_caller = dkp_daemon_local_get_caller_for_context (daemon, context);
@@ -885,11 +903,7 @@ dkp_daemon_hibernate (DkpDaemon *daemon, DBusGMethodInvocation *context)
 	if (!dkp_daemon_local_check_auth (daemon, pk_caller, "org.freedesktop.devicekit.power.hibernate", context))
 		goto out;
 
-	/* TODO: where from? */
-	quirks = "--quirk-s3-bios --quirk-s3-mode";
-
-	argv = g_strdup_printf ("/usr/sbin/pm-hibernate %s", quirks);
-	ret = g_spawn_command_line_async (argv, &error_local);
+	ret = g_spawn_command_line_async ("/usr/sbin/pm-hibernate", &error_local);
 	if (!ret) {
 		error = g_error_new (DKP_DAEMON_ERROR,
 				     DKP_DAEMON_ERROR_GENERAL,
diff --git a/src/dkp-daemon.h b/src/dkp-daemon.h
index d779086..80b2cc1 100644
--- a/src/dkp-daemon.h
+++ b/src/dkp-daemon.h
@@ -85,6 +85,12 @@ gboolean	 dkp_daemon_suspend		(DkpDaemon		*daemon,
 						 DBusGMethodInvocation	*context);
 gboolean	 dkp_daemon_hibernate		(DkpDaemon		*daemon,
 						 DBusGMethodInvocation	*context);
+gboolean	 dkp_daemon_can_suspend		(DkpDaemon		*daemon,
+						 gboolean		 interactive,
+						 DBusGMethodInvocation	*context);
+gboolean	 dkp_daemon_can_hibernate	(DkpDaemon		*daemon,
+						 gboolean		 interactive,
+						 DBusGMethodInvocation	*context);
 
 G_END_DECLS
 
diff --git a/src/org.freedesktop.DeviceKit.Power.xml b/src/org.freedesktop.DeviceKit.Power.xml
index 8f9fa25..28d872e 100644
--- a/src/org.freedesktop.DeviceKit.Power.xml
+++ b/src/org.freedesktop.DeviceKit.Power.xml
@@ -135,6 +135,52 @@
 
     <!-- ************************************************************ -->
 
+    <method name="CanSuspend">
+      <annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
+      <arg name="interactive" direction="in" type="b">
+        <doc:doc>
+          <doc:summary>
+            If we are allowed to be interactive, and ask the user to authorise
+            the action.
+          </doc:summary>
+        </doc:doc>
+      </arg>
+      <doc:doc>
+        <doc:description>
+          <doc:para>
+            Returns if the computer is able to suspend.
+            This function should be used to decide whether to show the
+            Supend menu item or button in GUI programs.
+          </doc:para>
+        </doc:description>
+      </doc:doc>
+    </method>
+
+    <!-- ************************************************************ -->
+
+    <method name="CanHibernate">
+      <annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
+      <arg name="interactive" direction="in" type="b">
+        <doc:doc>
+          <doc:summary>
+            If we are allowed to be interactive, and ask the user to authorise
+            the action.
+          </doc:summary>
+        </doc:doc>
+      </arg>
+      <doc:doc>
+        <doc:description>
+          <doc:para>
+            Returns if the computer is able to hibernate.
+            This function should be used to decide whether to show the
+            Hibernate menu item or button in GUI programs.
+          </doc:para>
+        </doc:description>
+      </doc:doc>
+    </method>
+
+    <!-- ************************************************************ -->
+
     <method name="Suspend">
       <annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
       <doc:doc>
-- 
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