From 3ff5ad0e7a44e5cc112a7a3140d5e0b2431b1444 Mon Sep 17 00:00:00 2001
From: Marvin W <git@larma.de>
Date: Sat, 5 Mar 2016 13:47:43 +0100
Subject: [PATCH] Start using proguard

---
 play-services-core/build.gradle       |  6 ++++++
 play-services-core/proguard-rules.pro |  1 +
 proguard.flags                        | 27 ++++++++++++++++++++++++++-
 3 files changed, 33 insertions(+), 1 deletion(-)
 create mode 120000 play-services-core/proguard-rules.pro

diff --git a/play-services-core/build.gradle b/play-services-core/build.gradle
index c49804bc..5c2d54f1 100644
--- a/play-services-core/build.gradle
+++ b/play-services-core/build.gradle
@@ -98,6 +98,12 @@ android {
         // TODO: Remove MissingTranslation once we have stable strings and proper translations.
         disable 'MissingTranslation', 'InvalidPackage'
     }
+    buildTypes {
+        release {
+            minifyEnabled true
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
 }
 
 if (file('user.gradle').exists()) {
diff --git a/play-services-core/proguard-rules.pro b/play-services-core/proguard-rules.pro
new file mode 120000
index 00000000..155f5218
--- /dev/null
+++ b/play-services-core/proguard-rules.pro
@@ -0,0 +1 @@
+../proguard.flags
\ No newline at end of file
diff --git a/proguard.flags b/proguard.flags
index e53c0c85..9c6d08fd 100644
--- a/proguard.flags
+++ b/proguard.flags
@@ -1,10 +1,35 @@
+# We use ProGuard for optimizations, obfuscation is for those who have sth to hide
+-dontobfuscate
+-optimizations !code/allocation/variable
+
+# We're referencing stuff that is unknown to the system
+-libraryjar ../unifiednlp-compat/build/classes/main
+-dontwarn java.awt.**
+-dontwarn javax.annotation.**
+
+# OkIO, OkHttp
+-dontwarn okio.**
+-dontwarn com.squareup.okhttp.**
+-dontwarn org.oscim.tiling.source.OkHttpEngine
+-dontwarn org.oscim.tiling.source.OkHttpEngine$OkHttpFactory
+
 # Disable ProGuard Notes, they won't help here
 -dontnote
 
 # Keep dynamically loaded GMS classes
 -keep public class com.google.android.gms.maps.internal.CreatorImpl
 -keep public class com.google.android.gms.common.security.ProviderInstallerImpl
+-keep public class com.google.android.gms.plus.plusone.PlusOneButtonCreatorImpl
 
 -keepclassmembers class com.google.android.gms.common.security.ProviderInstallerImpl {
 	public *;
-}
\ No newline at end of file
+}
+
+# Keep library info
+-keep class **.BuildConfig
+-keepclassmembers class **.BuildConfig { *; }
+
+# Keep protobuf class builders
+-keep public class * extends com.squareup.wire.Message
+-keep public class * extends com.squareup.wire.Message$Builder
+-keepclassmembers class * extends com.squareup.wire.Message$Builder { public <init>(...); }