private void _PreprocessAndroidBuild()
{
bool cloudAnchorsEnabled = !string.IsNullOrEmpty(
ARCoreExtensionsProjectSettings.Instance.AndroidCloudServicesApiKey);
var cachedCurrentDirectory = Directory.GetCurrentDirectory();
var cloudAnchorsManifestAARPath = Path.GetFullPath(
Path.Combine(AssetDatabase.GUIDToAssetPath(k_PluginsFolderGUID),
k_CloudAnchorManifestFileName));
if (cloudAnchorsEnabled)
{
string jarPath = Path.Combine(_getJdkPath(), "bin/jar");
// If the API Key didn't change then do nothing.
if (!_IsApiKeyDirty(jarPath, cloudAnchorsManifestAARPath,
ARCoreExtensionsProjectSettings.Instance.AndroidCloudServicesApiKey))
{
return;
}
// Replace the project's Cloud Anchor AAR with the newly generated AAR.
Debug.Log("Enabling Cloud Anchors in this build.");
var tempDirectoryPath =
Path.Combine(cachedCurrentDirectory, FileUtil.GetUniqueTempPathInProject());
try
{
// Locate cloud_anchor_manifest.aartemplate from the package cache.
var manifestTemplatePath = Path.GetFullPath(
Path.Combine(AssetDatabase.GUIDToAssetPath(k_ManifestTemplateFolderGUID),
k_CloudAnchorManifestFileName + "template"));
// Move to a temp directory.
Directory.CreateDirectory(tempDirectoryPath);
Directory.SetCurrentDirectory(tempDirectoryPath);
// Extract the "template AAR" and remove it.
string output;
string errors;
ShellHelper.RunCommand(
jarPath, string.Format("xf \"{0}\"", manifestTemplatePath), out output,
out errors);
// Replace API key template parameter in manifest file.
var manifestPath = Path.Combine(tempDirectoryPath, "AndroidManifest.xml");
var manifestText = File.ReadAllText(manifestPath);
manifestText = manifestText.Replace(
"{{CLOUD_ANCHOR_API_KEY}}",
ARCoreExtensionsProjectSettings.Instance.AndroidCloudServicesApiKey);
File.WriteAllText(manifestPath, manifestText);
// Compress the new AAR.
var fileListBuilder = new StringBuilder();
foreach (var filePath in Directory.GetFiles(tempDirectoryPath))
{
fileListBuilder.AppendFormat(" {0}", Path.GetFileName(filePath));
}
string command = string.Format(
"cf {0} {1}", k_CloudAnchorManifestFileName, fileListBuilder);
ShellHelper.RunCommand(
jarPath,
command,
out output,
out errors);
if (!string.IsNullOrEmpty(errors))
{
throw new BuildFailedException(
string.Format(
"Error creating jar for Cloud Anchor manifest: {0}", errors));
}
File.Copy(Path.Combine(tempDirectoryPath, k_CloudAnchorManifestFileName),
cloudAnchorsManifestAARPath, true);
}
finally
{
// Cleanup.
Directory.SetCurrentDirectory(cachedCurrentDirectory);
Directory.Delete(tempDirectoryPath, true);
AssetDatabase.Refresh();
}
AssetHelper.GetPluginImporterByName(k_CloudAnchorManifestFileName)
.SetCompatibleWithPlatform(BuildTarget.Android, true);
}
else
{
Debug.Log(
"Cloud Anchor API key has not been set. Cloud Anchors will be disabled in " +
"this build.");
if (File.Exists(cloudAnchorsManifestAARPath))
{
File.Delete(cloudAnchorsManifestAARPath);
}
AssetDatabase.Refresh();
}
}