[empathy] add empathy-pkg-kit

[Guillaume Desmottes <gdesmott src gnome org>]

commit 7429c7622ffad91a96df4d729637184c3044fed1
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Wed Feb 8 11:57:05 2012 +0100

    add empathy-pkg-kit
    
    https://bugzilla.gnome.org/show_bug.cgi?id=669578

 libempathy/Makefile.am       |    2 +
 libempathy/empathy-pkg-kit.c |  161 ++++++++++++++++++++++++++++++++++++++++++
 libempathy/empathy-pkg-kit.h |   38 ++++++++++
 3 files changed, 201 insertions(+), 0 deletions(-)
---
diff --git a/libempathy/Makefile.am b/libempathy/Makefile.am
index da37ef3..6a6e2ce 100644
--- a/libempathy/Makefile.am
+++ b/libempathy/Makefile.am
@@ -52,6 +52,7 @@ libempathy_headers =				\
 	empathy-keyring.h 			\
 	empathy-location.h			\
 	empathy-message.h			\
+	empathy-pkg-kit.h		\
 	empathy-request-util.h			\
 	empathy-server-sasl-handler.h		\
 	empathy-server-tls-handler.h		\
@@ -92,6 +93,7 @@ libempathy_handwritten_source =				\
 	empathy-irc-server.c				\
 	empathy-keyring.c				\
 	empathy-message.c				\
+	empathy-pkg-kit.c		\
 	empathy-request-util.c				\
 	empathy-server-sasl-handler.c			\
 	empathy-server-tls-handler.c			\
diff --git a/libempathy/empathy-pkg-kit.c b/libempathy/empathy-pkg-kit.c
new file mode 100644
index 0000000..259cd7f
--- /dev/null
+++ b/libempathy/empathy-pkg-kit.c
@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 2012 Collabora Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Authors: Guillaume Desmottes <guillaume desmottes collabora com>
+ */
+
+#include "config.h"
+
+#include <libempathy/empathy-pkg-kit.h>
+
+typedef struct
+{
+  guint xid;
+  gchar **packages;
+  gchar *options;
+
+  GSimpleAsyncResult *result;
+  GCancellable *cancellable;
+} InstallCtx;
+
+static InstallCtx *
+install_ctx_new (guint xid,
+    const gchar **packages,
+    const gchar *options,
+    GSimpleAsyncResult *result,
+    GCancellable *cancellable)
+{
+  InstallCtx *ctx = g_slice_new (InstallCtx);
+
+  ctx->xid = xid;
+  ctx->packages = g_strdupv ((gchar **) packages);
+  ctx->options = g_strdup (options);
+  ctx->result = g_object_ref (result);
+  ctx->cancellable = cancellable != NULL ? g_object_ref (cancellable) : NULL;
+  return ctx;
+}
+
+static void
+install_ctx_free (InstallCtx *ctx)
+{
+  g_free (ctx->packages);
+  g_free (ctx->options);
+  g_object_unref (ctx->result);
+  g_slice_free (InstallCtx, ctx);
+}
+
+static void
+install_ctx_complete (InstallCtx *ctx)
+{
+  g_simple_async_result_complete (ctx->result);
+  install_ctx_free (ctx);
+}
+
+static void
+install_ctx_failed (InstallCtx *ctx,
+    GError *error)
+{
+  g_simple_async_result_take_error (ctx->result, error);
+  install_ctx_complete (ctx);
+}
+
+static void
+install_package_names_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  InstallCtx *ctx = user_data;
+  GError *error = NULL;
+  GVariant *res;
+
+  res = g_dbus_proxy_call_finish (G_DBUS_PROXY (source), result, &error);
+  if (res == NULL)
+    {
+      install_ctx_failed (ctx, error);
+      return;
+    }
+
+  install_ctx_complete (ctx);
+
+  g_variant_unref (res);
+}
+
+static void
+pkg_kit_proxy_new_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  InstallCtx *ctx = user_data;
+  GError *error = NULL;
+  GDBusProxy *proxy;
+
+  proxy = g_dbus_proxy_new_for_bus_finish (result, &error);
+  if (proxy == NULL)
+    {
+      install_ctx_failed (ctx, error);
+      return;
+    }
+
+  g_dbus_proxy_call (proxy, "InstallPackageNames",
+      g_variant_new ("(u^a&ss)", ctx->xid, ctx->packages, ctx->options),
+      G_DBUS_CALL_FLAGS_NONE, -1, NULL, install_package_names_cb, ctx);
+
+  g_object_unref (proxy);
+}
+
+/* Ideally this should live in PackageKit (fdo #45741) */
+void
+empathy_pkg_kit_install_packages_async (
+    guint xid,
+    const gchar **packages,
+    const gchar *options,
+    GCancellable *cancellable,
+    GAsyncReadyCallback callback,
+    gpointer user_data)
+{
+  InstallCtx *ctx;
+  GSimpleAsyncResult *result;
+
+  result = g_simple_async_result_new (NULL, callback, user_data,
+      empathy_pkg_kit_install_packages_async);
+
+  ctx = install_ctx_new (xid, packages, options != NULL ? options : "",
+      result, cancellable);
+
+  g_dbus_proxy_new_for_bus (G_BUS_TYPE_SESSION,
+      G_DBUS_PROXY_FLAGS_NONE, NULL,
+      "org.freedesktop.PackageKit",
+      "/org/freedesktop/PackageKit",
+      "org.freedesktop.PackageKit.Modify",
+      NULL, pkg_kit_proxy_new_cb, ctx);
+
+  g_object_unref (result);
+}
+
+gboolean
+empathy_pkg_kit_install_packages_finish (GAsyncResult *result,
+    GError **error)
+{
+  g_return_val_if_fail (g_simple_async_result_is_valid (result, NULL,
+        empathy_pkg_kit_install_packages_async), FALSE);
+
+  if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (result),
+        error))
+    return FALSE;
+
+  return TRUE;
+}
diff --git a/libempathy/empathy-pkg-kit.h b/libempathy/empathy-pkg-kit.h
new file mode 100644
index 0000000..b824d76
--- /dev/null
+++ b/libempathy/empathy-pkg-kit.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2012 Collabora Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Authors: Guillaume Desmottes <guillaume desmottes collabora com>
+ */
+
+#ifndef __EMPATHY_PKG_KIT__
+#define __EMPATHY_PKG_KIT__
+
+#include <glib.h>
+#include <gio/gio.h>
+
+void empathy_pkg_kit_install_packages_async (
+    guint xid,
+    const gchar **packages,
+    const gchar *options,
+    GCancellable *cancellable,
+    GAsyncReadyCallback callback,
+    gpointer user_data);
+
+gboolean empathy_pkg_kit_install_packages_finish (GAsyncResult *result,
+    GError **error);
+
+#endif