Rakefile for packaging release APK's for Xamarin.Android

Rakefile.rb

require 'albacore'

@file_version = "2.0.0.0"
@keystore     = "../keystores/opgenorth-release-key.keystore"
@alias_name   = "mytrips"
@input_apk    = "EmploymentStandardsJudgments.Android/bin/Release/net.opgenorth.esj.apk"
@signed_apk   = "EmploymentStandardsJudgments.Android/bin/Release/net.opgenorth.esj-signed.apk"
@final_apk    = "deploy/AlbertaEmploymentJudgments.apk"

task :default => [:clean, :versioning, :build, :sign] 

desc "Remove the bin and obj directories."
task :clean do
  rm_rf "EmploymentStandardsJudgments.Android/bin"
	rm_rf "EmploymentStandardsJudgments.Android/obj"
end

desc "Update the build number before compiling."
assemblyinfo :versioning do |asm|
	asm.input_file  = "EmploymentStandardsJudgments.Android/Properties/AssemblyInfo.cs"
	asm.output_file = "EmploymentStandardsJudgments.Android/Properties/AssemblyInfo.cs"
	asm.version = @file_version
	asm.file_version = @_file_version
end

desc "Compiles the project."
xbuild :build do |msb|
	msb.solution = "EmploymentStandardsJudgments.Android/EmploymentStandardsJudgments.Android.csproj"
	msb.properties = { :configuration => :release }
	msb.targets [ :Clean, :Build, :SignAndroidPackage ]
end

desc "Signs and zip aligns the APK."
task :sign do 
	sh "jarsigner",  "-verbose", "-sigalg", "MD5withRSA", "-digestalg", "SHA1", "-keystore",  @keystore, "-signedjar", @signed_apk, @input_apk, @alias_name
	sh "zipalign", "-f", "-v", "4", @signed_apk, @final_apk
end

desc "Install the APK on a device."
task :install do
	%x[adb shell pm uninstall -k net.opgenorth.esj.android]
	%x[adb install deploy/AlbertaEmploymentJudgments.apk]
end