/// <summary>
/// Builds an Android App Bundle at the specified location. Assumes that all dependencies are already in-place,
/// e.g. aapt2 and bundletool.
/// </summary>
/// <returns>True if the build succeeded, false if it failed or was cancelled.</returns>
public static bool Build(string aabFilePath)
{
bool buildResult;
Debug.LogFormat("Building app bundle: {0}", aabFilePath);
// As of February 2019, every released version of Unity natively supporting AAB has used Android Gradle
// Plugin 3.2.0 which includes bundletool 0.5.0. Bundletool 0.6.0+ is needed for uncompressNativeLibraries
// and version 0.6.1+ is needed for uncompressNativeLibraries with instant apps.
// One can #define PLAY_INSTANT_ENABLE_NATIVE_ANDROID_APP_BUNDLE to build using the native AAB builder.
#if PLAY_INSTANT_ENABLE_NATIVE_ANDROID_APP_BUNDLE
#if PLAY_INSTANT_HAS_NATIVE_ANDROID_APP_BUNDLE
EditorUserBuildSettings.buildAppBundle = true;
var buildPlayerOptions = PlayInstantBuilder.CreateBuildPlayerOptions(aabFilePath, BuildOptions.None);
buildResult = PlayInstantBuilder.Build(buildPlayerOptions);
#else
throw new System.Exception("Cannot enable native app bundle build on an unsupported Unity version.");
#endif
#else
#if PLAY_INSTANT_HAS_NATIVE_ANDROID_APP_BUNDLE
// Disable Unity's built-in AAB build on newer Unity versions before performing the custom AAB build.
EditorUserBuildSettings.buildAppBundle = false;
// Note: fall through here to the actual build.
#endif
buildResult = AppBundleBuilder.Build(aabFilePath);
#endif
if (buildResult)
{
// Do not log in case of failure. The method we called was responsible for logging.
Debug.LogFormat("Finished building app bundle: {0}", aabFilePath);
}
return(buildResult);
}
/// <summary>
/// Builds an Android App Bundle at the specified location. Assumes that all dependencies are already in-place,
/// e.g. aapt2 and bundletool.
/// </summary>
/// <returns>True if the build succeeded, false if it failed or was cancelled.</returns>
public static bool Build(string aabFilePath)
{
bool buildResult;
Debug.LogFormat("Building app bundle: {0}", aabFilePath);
#if UNITY_2018_4_OR_NEWER
EditorUserBuildSettings.buildAppBundle = true;
var buildPlayerOptions = PlayInstantBuilder.CreateBuildPlayerOptions(aabFilePath, BuildOptions.None);
buildResult = PlayInstantBuilder.Build(buildPlayerOptions);
#elif UNITY_2018_3_OR_NEWER
EditorUserBuildSettings.buildAppBundle = false;
buildResult = AppBundleBuilder.Build(aabFilePath);
#else
buildResult = AppBundleBuilder.Build(aabFilePath);
#endif
if (!buildResult)
{
// Do not log in case of failure. The method we called was responsible for logging.
Debug.LogFormat("Finished building app bundle: {0}", aabFilePath);
}
return(buildResult);
}
/// <summary>
/// Build an app bundle at the specified path, overwriting an existing file if one exists.
/// </summary>
/// <returns>True if the build succeeded, false if it failed or was cancelled.</returns>
public static bool Build(string aabFilePath)
{
var binaryFormatFilePath = Path.GetTempFileName();
Debug.LogFormat("Building Package: {0}", binaryFormatFilePath);
// Do not use BuildAndSign since this signature won't be used.
if (!PlayInstantBuilder.Build(
PlayInstantBuilder.CreateBuildPlayerOptions(binaryFormatFilePath, BuildOptions.None)))
{
// Do not log here. The method we called was responsible for logging.
return(false);
}
// TODO: currently all processing is synchronous; consider moving to a separate thread
try
{
DisplayProgress("Running aapt2", 0.2f);
var workingDirectory = new DirectoryInfo(Path.Combine(Path.GetTempPath(), "play-instant-unity"));
if (workingDirectory.Exists)
{
workingDirectory.Delete(true);
}
workingDirectory.Create();
var sourceDirectoryInfo = workingDirectory.CreateSubdirectory("source");
var destinationDirectoryInfo = workingDirectory.CreateSubdirectory("destination");
var protoFormatFileName = Path.GetRandomFileName();
var protoFormatFilePath = Path.Combine(sourceDirectoryInfo.FullName, protoFormatFileName);
var aaptResult = AndroidAssetPackagingTool.Convert(binaryFormatFilePath, protoFormatFilePath);
if (aaptResult != null)
{
DisplayBuildError("aapt2", aaptResult);
return(false);
}
DisplayProgress("Creating base module", 0.4f);
var unzipFileResult = ZipUtils.UnzipFile(protoFormatFileName, sourceDirectoryInfo.FullName);
if (unzipFileResult != null)
{
DisplayBuildError("Unzip", unzipFileResult);
return(false);
}
File.Delete(protoFormatFilePath);
ArrangeFiles(sourceDirectoryInfo, destinationDirectoryInfo);
var baseModuleZip = Path.Combine(workingDirectory.FullName, BaseModuleZipFileName);
var zipFileResult = ZipUtils.CreateZipFile(baseModuleZip, destinationDirectoryInfo.FullName, ".");
if (zipFileResult != null)
{
DisplayBuildError("Zip creation", zipFileResult);
return(false);
}
// If the .aab file exists, EditorUtility.SaveFilePanel() has already prompted for whether to overwrite.
// Therefore, prevent Bundletool from throwing an IllegalArgumentException that "File already exists."
File.Delete(aabFilePath);
DisplayProgress("Running bundletool", 0.6f);
var buildBundleResult = Bundletool.BuildBundle(baseModuleZip, aabFilePath);
if (buildBundleResult != null)
{
DisplayBuildError("bundletool", buildBundleResult);
return(false);
}
DisplayProgress("Signing bundle", 0.8f);
var signingResult = ApkSigner.SignZip(aabFilePath);
if (signingResult != null)
{
DisplayBuildError("Signing", signingResult);
return(false);
}
}
finally
{
if (!WindowUtils.IsHeadlessMode())
{
EditorUtility.ClearProgressBar();
}
}
return(true);
}