download: add a script to re-sign apk before release

to avoid installation issues in some ROMs

Signed-off-by: sunilpaulmathew <sunil.kde@gmail.com>

download/apkresign.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+COLOR_RED="\033[0;31m"
+COLOR_GREEN="\033[1;32m"
+COLOR_NEUTRAL="\033[0m"
+PROJECT_ROOT=$PWD
+APK_SIGN_KEY="../app/sp.jks"
+
+# Checking the existence of apk signing key
+if [ -e $APK_SIGN_KEY ]; then
+	echo -e $COLOR_GREEN"\n Copying apk signing key to the download folder..."$COLOR_NEUTRAL
+	cp $APK_SIGN_KEY spsigningkey.jks
+
+	echo -e $COLOR_GREEN"\n Re-signing apk..."$COLOR_NEUTRAL
+	jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 -keystore spsigningkey.jks com.smartpack.kernelmanager.apk sp_key1
+
+	# Remove the signing key file once the process is done
+	rm -r spsigningkey.jks
+
+	echo -e $COLOR_GREEN"\n Everything done..."$COLOR_NEUTRAL
+else
+	echo -e $COLOR_RED"\n Signing key not found..."$COLOR_RED
+fi