--- torbrowser-31.5.0.orig.ebuild	2015-03-01 13:50:00.000000000 +0100
+++ torbrowser-31.5.0.ebuild	2015-03-05 09:32:28.546289664 +0100
@@ -33,14 +33,21 @@
 # BSD license applies to torproject-related code like the patches
 # icons are under CCPL-Attribution-3.0
 LICENSE="BSD CC-BY-3.0 MPL-2.0 GPL-2 LGPL-2.1"
-IUSE="hardened test"
+IUSE="hardened test linguas_de"
 
 BASE_SRC_URI="https://dist.torproject.org/${PN}/${TOR_PV}"
 SRC_URI="https://gitweb.torproject.org/tor-browser.git/snapshot/${GIT_TAG}.tar.gz -> ${GIT_TAG}.tar.gz
 	http://dev.gentoo.org/~anarchy/mozilla/patchsets/${PATCH}.tar.xz
 	http://dev.gentoo.org/~axs/distfiles/${PATCH}.tar.xz
-	x86? ( ${BASE_SRC_URI}/tor-browser-linux32-${TOR_PV}_en-US.tar.xz )
-	amd64? ( ${BASE_SRC_URI}/tor-browser-linux64-${TOR_PV}_en-US.tar.xz )"
+	!linguas_de? (
+		x86? ( ${BASE_SRC_URI}/tor-browser-linux32-${TOR_PV}_en-US.tar.xz )
+		amd64? ( ${BASE_SRC_URI}/tor-browser-linux64-${TOR_PV}_en-US.tar.xz )
+	)
+	linguas_de? (
+		x86? ( ${BASE_SRC_URI}/tor-browser-linux32-${TOR_PV}_de.tar.xz )
+		amd64? ( ${BASE_SRC_URI}/tor-browser-linux64-${TOR_PV}_de.tar.xz )
+	)
+"
 
 ASM_DEPEND=">=dev-lang/yasm-1.1"
 
@@ -219,9 +226,15 @@
 		|| die
 
 	# see: https://gitweb.torproject.org/builders/tor-browser-bundle.git/tree/gitian/descriptors/linux/gitian-bundle.yml?h=maint-4.0#n148
-	echo "pref(\"general.useragent.locale\", \"en-US\");" \
-		>> "${S}/${obj_dir}/dist/bin/browser/defaults/preferences/000-tor-browser.js" \
-		|| die
+	if use linguas_de ; then
+		echo "pref(\"general.useragent.locale\", \"de\");" \
+			>> "${S}/${obj_dir}/dist/bin/browser/defaults/preferences/000-tor-browser.js" \
+			|| die
+	else
+		echo "pref(\"general.useragent.locale\", \"en-US\");" \
+			>> "${S}/${obj_dir}/dist/bin/browser/defaults/preferences/000-tor-browser.js" \
+			|| die
+	fi
 
 	MOZ_MAKE_FLAGS="${MAKEOPTS}" \
 	emake DESTDIR="${D}" install
@@ -260,7 +273,11 @@
 
 	# Profile without the tor-launcher extension
 	# see: https://trac.torproject.org/projects/tor/ticket/10160
-	local profile_dir="${WORKDIR}/tor-browser_en-US/Browser/TorBrowser/Data/Browser/profile.default"
+	if use linguas_de ; then
+		local profile_dir="${WORKDIR}/tor-browser_de/Browser/TorBrowser/Data/Browser/profile.default"
+	else
+		local profile_dir="${WORKDIR}/tor-browser_en-US/Browser/TorBrowser/Data/Browser/profile.default"
+	fi
 
 	docompress -x "${EROOT}/usr/share/doc/${PF}/tor-launcher@torproject.org.xpi"
 	dodoc "${profile_dir}/extensions/tor-launcher@torproject.org.xpi"
@@ -276,7 +293,11 @@
 
 	# see: https://gitweb.torproject.org/builders/tor-browser-bundle.git/tree/RelativeLink/RelativeLink.sh?h=maint-4.0#n248
 	dodoc "${FILESDIR}/README.tor-launcher"
-	dodoc "${WORKDIR}/tor-browser_en-US/Browser/TorBrowser/Docs/ChangeLog.txt"
+	if use linguas_de ; then
+		dodoc "${WORKDIR}/tor-browser_de/Browser/TorBrowser/Docs/ChangeLog.txt"
+	else
+		dodoc "${WORKDIR}/tor-browser_en-US/Browser/TorBrowser/Docs/ChangeLog.txt"
+	fi
 }
 
 pkg_preinst() {