custom.gradle

if(project.hasProperty("serverbuild.properties")
        && new File(project.property("serverbuild.properties")).exists()) {

    Properties props = new Properties()
    props.load(new FileInputStream(file(project.property("serverbuild.properties"))))

    android {
        signingConfigs {
            release {
                storeFile file(props['keystore'])
                storePassword props['keystore.password']
                keyAlias "server"
                keyPassword props['keystore.password']
            }
        }
        buildTypes {
            release {
                minifyEnabled false
                proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
                signingConfig signingConfigs.release

                if(project.hasProperty("build.parselday")
                        && new File(project.property("build.parselday")).exists()) {
                    Properties p2 = new Properties()
                    p2.load(new FileInputStream(file(project.property("build.parselday"))))

                    ext.betaDistributionReleaseNotes = p2['relnotes']
                    ext.betaDistributionEmails = p2['emails']
                }
            }
        }
        lintOptions {
            abortOnError false
        }
    }
} else {
    android {
        buildTypes {
            release {
                minifyEnabled false
                
                proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
            }
        }
    }
}