Use gradle magic to optimize resources

This commit is contained in:
topjohnwu 2020-07-02 04:01:56 -07:00
parent cef14d4576
commit 53904b0627
2 changed files with 25 additions and 38 deletions

View File

@ -1,3 +1,5 @@
import java.nio.file.Paths
// Top-level build file where you can add configuration options common to all sub-projects/modules. // Top-level build file where you can add configuration options common to all sub-projects/modules.
def props = new Properties() def props = new Properties()
@ -61,6 +63,28 @@ subprojects {
} }
} }
tasks.whenTaskAdded { task ->
if (task.name == 'processReleaseResources') {
task.finalizedBy tasks.create('optimizeReleaseResources') {
doLast {
def aapt2 = Paths.get(android.sdkDirectory.path,
'build-tools', android.buildToolsVersion, 'aapt2')
def zip = Paths.get(project.buildDir.path, 'intermediates',
'processed_res', 'release', 'out', 'resources-release.ap_')
def optimized = new File("${zip}.opt")
def cmd = exec {
commandLine aapt2, 'optimize', '--collapse-resource-names',
'--shorten-resource-paths', '-o', optimized, zip
ignoreExitValue true
}
if (cmd.exitValue == 0) {
optimized.renameTo("$zip")
}
}
}
}
}
if (getPlugins().hasPlugin('java')) { if (getPlugins().hasPlugin('java')) {
tasks.withType(JavaCompile) { tasks.withType(JavaCompile) {
// If building with JDK 9+, we need additional flags to generate compatible bytecode // If building with JDK 9+, we need additional flags to generate compatible bytecode

View File

@ -57,12 +57,10 @@ default_targets = ['magisk', 'magiskinit', 'magiskboot', 'busybox']
ndk_ver = '21c' ndk_ver = '21c'
ndk_ver_full = '21.2.6472646' ndk_ver_full = '21.2.6472646'
build_tools_ver = '30.0.0'
ndk_root = op.join(os.environ['ANDROID_HOME'], 'ndk') ndk_root = op.join(os.environ['ANDROID_HOME'], 'ndk')
ndk_path = op.join(ndk_root, 'magisk') ndk_path = op.join(ndk_root, 'magisk')
ndk_build = op.join(ndk_path, 'ndk-build') ndk_build = op.join(ndk_path, 'ndk-build')
build_tools = op.join(os.environ['ANDROID_HOME'], 'build-tools', build_tools_ver)
gradlew = op.join('.', 'gradlew' + ('.bat' if is_windows else '')) gradlew = op.join('.', 'gradlew' + ('.bat' if is_windows else ''))
# Global vars # Global vars
@ -345,42 +343,7 @@ def build_apk(args, module):
source = op.join(module, 'build', 'outputs', 'apk', build_type, apk) source = op.join(module, 'build', 'outputs', 'apk', build_type, apk)
target = op.join(config['outdir'], apk) target = op.join(config['outdir'], apk)
mv(source, target)
if args.release:
zipalign = op.join(build_tools, 'zipalign' + ('.exe' if is_windows else ''))
aapt2 = op.join(build_tools, 'aapt2' + ('.exe' if is_windows else ''))
apksigner = op.join(build_tools, 'apksigner' + ('.bat' if is_windows else ''))
try:
with tempfile.NamedTemporaryFile(delete=False) as f:
tmp = f.name
# AAPT2 optimization
execv([aapt2, 'optimize', '-o', tmp, '--collapse-resource-names',
'--shorten-resource-paths', source])
# Recompress everything just to piss people off
with zipfile.ZipFile(source, 'w', compression=zipfile.ZIP_DEFLATED) as zout:
with zipfile.ZipFile(tmp) as zin:
for e in zin.namelist():
zout.writestr(e, zin.read(e))
# Zipalign
execv([zipalign, '-f', '4', source, target])
# Sign APK
execv([apksigner, 'sign',
'--v4-signing-enabled', 'false',
'--v1-signer-name', 'CERT',
'--ks', config['keyStore'],
'--ks-pass', f'pass:{config["keyStorePass"]}',
'--ks-key-alias', config['keyAlias'],
'--key-pass', f'pass:{config["keyPass"]}', target])
finally:
rm(tmp)
rm(source)
else:
mv(source, target)
header('Output: ' + target) header('Output: ' + target)
return target return target