public override void OnPreprocessBuild(BuildTarget target, string path)
{
var isARCoreRequired = ARCoreProjectSettings.Instance.IsARCoreRequired;
Debug.LogFormat(
"Building \"{0}\" app. Use 'Edit > Project Settings > ARCore' to adjust ARCore settings.\n" +
"See {1} for more information.",
isARCoreRequired ? "AR Required" : "AR Optional",
"https://developers.google.com/ar/develop/unity/enable-arcore");
AssetHelper.GetPluginImporterByName("google_ar_required.aar")
.SetCompatibleWithPlatform(BuildTarget.Android, isARCoreRequired);
AssetHelper.GetPluginImporterByName("google_ar_optional.aar")
.SetCompatibleWithPlatform(BuildTarget.Android, !isARCoreRequired);
}
private void _PreprocessAndroidBuild()
{
// Get the Jdk path.
var jdkPath = UnityEditor.EditorPrefs.GetString("JdkPath");
if (string.IsNullOrEmpty(jdkPath))
{
Debug.Log("JDK path Unity pref is not set. Falling back to JAVA_HOME environment variable.");
jdkPath = System.Environment.GetEnvironmentVariable("JAVA_HOME");
}
if (string.IsNullOrEmpty(jdkPath))
{
throw new BuildFailedException("A JDK path needs to be specified for the Android build.");
}
bool cloudAnchorsEnabled = !string.IsNullOrEmpty(ARCoreProjectSettings.Instance.CloudServicesApiKey);
var cachedCurrentDirectory = Directory.GetCurrentDirectory();
var pluginsFolderPath = Path.Combine(cachedCurrentDirectory,
AssetDatabase.GUIDToAssetPath(k_PluginsFolderGuid));
string cloudAnchorsManifestAarPath = Path.Combine(pluginsFolderPath, "cloud_anchor_manifest.aar");
var jarPath = Path.Combine(jdkPath, "bin/jar");
if (cloudAnchorsEnabled)
{
// If the Api Key didn't change then do nothing.
if (!_IsApiKeyDirty(jarPath, cloudAnchorsManifestAarPath,
ARCoreProjectSettings.Instance.CloudServicesApiKey))
{
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
{
// Move to a temp directory.
Directory.CreateDirectory(tempDirectoryPath);
Directory.SetCurrentDirectory(tempDirectoryPath);
var manifestTemplatePath = Path.Combine(cachedCurrentDirectory, AssetDatabase.GUIDToAssetPath(k_ManifestTemplateGuid));
// 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}}", ARCoreProjectSettings.Instance.CloudServicesApiKey);
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));
}
ShellHelper.RunCommand(jarPath,
string.Format("cf cloud_anchor_manifest.aar {0}", fileListBuilder.ToString()),
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, "cloud_anchor_manifest.aar"),
cloudAnchorsManifestAarPath, true);
}
finally
{
// Cleanup.
Directory.SetCurrentDirectory(cachedCurrentDirectory);
Directory.Delete(tempDirectoryPath, true);
AssetDatabase.Refresh();
}
AssetHelper.GetPluginImporterByName("cloud_anchor_manifest.aar")
.SetCompatibleWithPlatform(BuildTarget.Android, true);
}
else
{
Debug.Log("A cloud anchor API key has not been set. Cloud anchors are disabled in this build.");
File.Delete(cloudAnchorsManifestAarPath);
AssetDatabase.Refresh();
}
}
private void PreprocessAndroidBuild()
{
string cachedCurrentDirectory = Directory.GetCurrentDirectory();
string pluginsFolderPath = Path.Combine(cachedCurrentDirectory,
AssetDatabase.GUIDToAssetPath(_pluginsFolderGuid));
string customizedManifestAarPath =
Path.Combine(pluginsFolderPath, "customized_manifest.aar");
string jarPath = Path.Combine(AndroidDependenciesHelper.GetJdkPath(), "bin/jar");
var tempDirectoryPath =
Path.Combine(cachedCurrentDirectory, FileUtil.GetUniqueTempPathInProject());
try
{
// Move to a temp directory.
Directory.CreateDirectory(tempDirectoryPath);
Directory.SetCurrentDirectory(tempDirectoryPath);
CreateClassesJar(jarPath, tempDirectoryPath);
CheckCompatibilityWithAllSesssionConfigs(
ARCoreProjectSettings.Instance, GetAllSessionConfigs());
XDocument customizedManifest =
GenerateCustomizedAndroidManifest(ARCoreProjectSettings.Instance);
var manifestPath = Path.Combine(tempDirectoryPath, "AndroidManifest.xml");
customizedManifest.Save(manifestPath);
// 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 customized_manifest.aar {0}", fileListBuilder.ToString());
string output;
string errors;
ShellHelper.RunCommand(jarPath, command, out output, out errors);
if (!string.IsNullOrEmpty(errors))
{
throw new BuildFailedException(
string.Format(
"Error creating aar for manifest: {0}", errors));
}
File.Copy(Path.Combine(tempDirectoryPath, "customized_manifest.aar"),
customizedManifestAarPath, true);
}
finally
{
// Cleanup.
Directory.SetCurrentDirectory(cachedCurrentDirectory);
Directory.Delete(tempDirectoryPath, true);
AssetDatabase.Refresh();
}
AssetHelper.GetPluginImporterByName("customized_manifest.aar")
.SetCompatibleWithPlatform(BuildTarget.Android, true);
}
private void StripAndBackupClientAar()
{
// Strip the <queries> tag from the arcore_client.aar when it's incompatible with
// Unity's built-in gradle version.
string cachedCurrentDirectory = Directory.GetCurrentDirectory();
string pluginsFolderPath = Path.Combine(cachedCurrentDirectory,
AssetDatabase.GUIDToAssetPath(_pluginsFolderGuid));
string[] plugins = Directory.GetFiles(pluginsFolderPath);
string clientAarPath = string.Empty;
foreach (var pluginPath in plugins)
{
if (pluginPath.Contains(_clientAarName) &&
!pluginPath.Contains(".meta") &&
AssetHelper.GetPluginImporterByName(Path.GetFileName(pluginPath))
.GetCompatibleWithPlatform(BuildTarget.Android))
{
clientAarPath = pluginPath;
break;
}
}
if (string.IsNullOrEmpty(clientAarPath))
{
throw new BuildFailedException(
string.Format("Cannot find a valid arcore client plugin under '{0}'",
pluginsFolderPath));
}
string clientAarFileName = Path.GetFileName(clientAarPath);
string jarPath = AndroidDependenciesHelper.GetJdkPath();
if (string.IsNullOrEmpty(jarPath))
{
throw new BuildFailedException("Cannot find a valid JDK path in this build.");
}
jarPath = Path.Combine(jarPath, "bin/jar");
var tempDirectoryPath =
Path.Combine(cachedCurrentDirectory, FileUtil.GetUniqueTempPathInProject());
// Back up existing client AAR.
string backupFilename = clientAarFileName + _backupExtension;
Debug.LogFormat("Backing up {0} in {1}.", clientAarFileName, backupFilename);
File.Copy(clientAarPath, Path.Combine(pluginsFolderPath, backupFilename), true);
_hasBackup = true;
Debug.LogFormat("Stripping the <queries> tag from {0} in this build.",
clientAarFileName);
try
{
// Move to a temp directory.
Directory.CreateDirectory(tempDirectoryPath);
Directory.SetCurrentDirectory(tempDirectoryPath);
// Extract the existing AAR in the temp directory.
string output;
string errors;
ShellHelper.RunCommand(
jarPath, string.Format("xf \"{0}\"", clientAarPath), out output,
out errors);
// Strip the <queries> tag from AndroidManifest.xml.
var manifestPath = Path.Combine(tempDirectoryPath, "AndroidManifest.xml");
var manifestText = File.ReadAllText(manifestPath);
manifestText = System.Text.RegularExpressions.Regex.Replace(
manifestText, "(/s)?<queries>(.*)</queries>(\n|\r|\r\n)", string.Empty,
System.Text.RegularExpressions.RegexOptions.Singleline);
File.WriteAllText(manifestPath, manifestText);
// Compress the modified AAR.
string command = string.Format("cf {0} .", clientAarFileName);
ShellHelper.RunCommand(
jarPath,
command,
out output,
out errors);
if (!string.IsNullOrEmpty(errors))
{
throw new BuildFailedException(
string.Format(
"Error creating jar for stripped arcore client manifest: {0}", errors));
}
// Override the existing client AAR with the modified one.
File.Copy(Path.Combine(tempDirectoryPath, clientAarFileName),
clientAarPath, true);
}
finally
{
// Cleanup.
Directory.SetCurrentDirectory(cachedCurrentDirectory);
Directory.Delete(tempDirectoryPath, true);
AssetDatabase.Refresh();
}
AssetHelper.GetPluginImporterByName(clientAarFileName)
.SetCompatibleWithPlatform(BuildTarget.Android, true);
}
private void SetApiKeyOnAndroid()
{
string cachedCurrentDirectory = Directory.GetCurrentDirectory();
string pluginsFolderPath = Path.Combine(cachedCurrentDirectory,
AssetDatabase.GUIDToAssetPath(_pluginsFolderGuid));
string cloudAnchorsManifestAarPath = Path.Combine(pluginsFolderPath, _aarFileName);
bool cloudAnchorsEnabled =
!string.IsNullOrEmpty(ARCoreProjectSettings.Instance.CloudServicesApiKey);
if (cloudAnchorsEnabled)
{
string jarPath = AndroidDependenciesHelper.GetJdkPath();
if (string.IsNullOrEmpty(jarPath))
{
throw new BuildFailedException("Cannot find a valid JDK path in this build.");
}
jarPath = Path.Combine(jarPath, "bin/jar");
// Replace the project's cloud anchor AAR with the newly generated AAR.
Debug.Log("Enabling Cloud Anchors with API Key Authentication in this build.");
var tempDirectoryPath =
Path.Combine(cachedCurrentDirectory, FileUtil.GetUniqueTempPathInProject());
try
{
// Move to a temp directory.
Directory.CreateDirectory(tempDirectoryPath);
Directory.SetCurrentDirectory(tempDirectoryPath);
var manifestTemplatePath = Path.Combine(
cachedCurrentDirectory,
AssetDatabase.GUIDToAssetPath(_manifestTemplateGuid));
// 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}}",
ARCoreProjectSettings.Instance.CloudServicesApiKey);
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}", _aarFileName, fileListBuilder.ToString());
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, _aarFileName),
cloudAnchorsManifestAarPath, true);
}
finally
{
// Cleanup.
Directory.SetCurrentDirectory(cachedCurrentDirectory);
Directory.Delete(tempDirectoryPath, true);
AssetDatabase.Refresh();
}
AssetHelper.GetPluginImporterByName(_aarFileName)
.SetCompatibleWithPlatform(BuildTarget.Android, true);
}
else
{
Debug.Log(
"Cloud Anchor API key has not been set in this build.");
File.Delete(cloudAnchorsManifestAarPath);
AssetDatabase.Refresh();
}
}