gparted: add polkit support

* This was missing for me and is a good test case for xfce-polkit asking for
  root's password.
* Decision to use polkit (installed?) is made at runtime. Unfortunately this
  cool solution was not my idea but stolen from [1]

[1] http://pkgs.fedoraproject.org/cgit/gparted.git

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>

3 files changed, 52 insertions, 2 deletions

diff --git a/meta-gnome/recipes-extended/gparted/files/gparted_polkit b/meta-gnome/recipes-extended/gparted/files/gparted_polkit
new file mode 100644
index 0000000000..feabd0eebb
--- /dev/null
+++ b/meta-gnome/recipes-extended/gparted/files/gparted_polkit
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# polkit installed?
+if [ $(which pkexec) ]; then
+        pkexec --disable-internal-agent "%sbindir%/gparted" "$@"
+else
+        %sbindir%/gparted "$@"
+fi
+
+
diff --git a/meta-gnome/recipes-extended/gparted/files/org.yoctoproject.pkexec.run-gparted.policy b/meta-gnome/recipes-extended/gparted/files/org.yoctoproject.pkexec.run-gparted.policy
new file mode 100644
index 0000000000..77a91923eb
--- /dev/null
+++ b/meta-gnome/recipes-extended/gparted/files/org.yoctoproject.pkexec.run-gparted.policy
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE policyconfig PUBLIC
+ "-//freedesktop//DTD PolicyKit Policy Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/PolicyKit/1/policyconfig.dtd">
+<policyconfig>
+
+  <action id="org.yoctoproject.pkexec.run-gparted">
+    <description>Run the GParted program</description>
+    <message>Authentication is required to run the GParted Partition Editor</message>
+    <icon_name>gparted</icon_name>
+    <defaults>
+      <allow_any>auth_admin</allow_any>
+      <allow_inactive>auth_admin</allow_inactive>
+      <allow_active>auth_admin</allow_active>
+    </defaults>
+    <annotate key="org.freedesktop.policykit.exec.path">/usr/sbin/gparted</annotate>
+    <annotate key="org.freedesktop.policykit.exec.allow_gui">true</annotate>
+  </action>
+
+</policyconfig>
diff --git a/meta-gnome/recipes-extended/gparted/gparted_0.24.0.bb b/meta-gnome/recipes-extended/gparted/gparted_0.24.0.bb
index 0fe95a0d29..2f38977fdc 100644
--- a/meta-gnome/recipes-extended/gparted/gparted_0.24.0.bb
+++ b/meta-gnome/recipes-extended/gparted/gparted_0.24.0.bb
@@ -5,14 +5,34 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=94d55d512a9ba36caa9b7df079bae19f"
 
 inherit autotools pkgconfig gtk-icon-cache
 
-SRC_URI = "${SOURCEFORGE_MIRROR}/project/${BPN}/${BPN}/${BPN}-${PV}/${BPN}-${PV}.tar.bz2"
+SRC_URI = " \
+    ${SOURCEFORGE_MIRROR}/project/${BPN}/${BPN}/${BPN}-${PV}/${BPN}-${PV}.tar.bz2 \
+    file://org.yoctoproject.pkexec.run-gparted.policy \
+    file://gparted_polkit \
+"
 SRC_URI[md5sum] = "b8480274c68876acff5965d4346710e7"
 SRC_URI[sha256sum] = "02398ab33894a59b0bd8707e598c46d8bb56f1413cd54de48eed61e2920ecd60"
 
 DEPENDS = "glib-2.0 gtkmm parted gnome-doc-utils-native"
 
+do_install_append() {
+    # Add a script which checks if polkit is installed.
+    # If yes: a policy is requested from polkit / otherwise start as usual
+    install ${WORKDIR}/gparted_polkit ${D}${sbindir}
+    sed -i 's:%sbindir%:${sbindir}:g' ${D}${sbindir}/gparted_polkit
+    # relink menu entry to use our script
+    sed -i 's:${sbindir}/gparted:${sbindir}/gparted_polkit:g' ${D}${datadir}/applications/gparted.desktop
+
+    install -d ${D}${datadir}/polkit-1/actions
+    install ${WORKDIR}/org.yoctoproject.pkexec.run-gparted.policy ${D}${datadir}/polkit-1/actions/org.yoctoproject.pkexec.run-gparted.policy
+}
+
 EXTRA_OECONF = "--disable-scrollkeeper --disable-doc"
 
-FILES_${PN} += "${datadir}/icons ${datadir}/appdata"
+FILES_${PN} += " \
+    ${datadir}/appdata \
+    ${datadir}/icons \
+    ${datadir}/polkit-1 \
+"
 
 RDEPENDS_${PN} = "dosfstools mtools e2fsprogs"