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diff --git a/native/android/app/src/cpp/PlatformSpecificTools.cpp b/native/android/app/src/cpp/PlatformSpecificTools.cpp
--- a/native/android/app/src/cpp/PlatformSpecificTools.cpp
+++ b/native/android/app/src/cpp/PlatformSpecificTools.cpp
@@ -31,6 +31,20 @@
cls->getStaticMethod<JString()>("getNotificationsCryptoAccountPath");
return method(cls)->toStdString();
}
+
+ static std::string
+ getBackupFilePath(std::string backupID, bool isAttachments) {
+ static const auto cls = javaClassStatic();
+ static auto method =
+ cls->getStaticMethod<JString(std::string, bool)>("getBackupFilePath");
+ return method(cls, backupID, isAttachments)->toStdString();
+ }
+
+ static void removeBackupDirectory() {
+ static const auto cls = javaClassStatic();
+ static auto method = cls->getStaticMethod<void()>("removeBackupDirectory");
+ method(cls);
+ }
};
namespace comm {
@@ -55,4 +69,20 @@
return path;
}
+std::string PlatformSpecificTools::getBackupFilePath(
+ std::string backupID,
+ bool isAttachments) {
+ std::string path;
+ NativeAndroidAccessProvider::runTask([&path, backupID, isAttachments]() {
+ path = PlatformSpecificToolsJavaClass::getBackupFilePath(
+ backupID, isAttachments);
+ });
+ return path;
+}
+
+void PlatformSpecificTools::removeBackupDirectory() {
+ NativeAndroidAccessProvider::runTask(
+ []() { PlatformSpecificToolsJavaClass::removeBackupDirectory(); });
+}
+
} // namespace comm
diff --git a/native/android/app/src/main/java/app/comm/android/fbjni/PlatformSpecificTools.java b/native/android/app/src/main/java/app/comm/android/fbjni/PlatformSpecificTools.java
--- a/native/android/app/src/main/java/app/comm/android/fbjni/PlatformSpecificTools.java
+++ b/native/android/app/src/main/java/app/comm/android/fbjni/PlatformSpecificTools.java
@@ -3,9 +3,11 @@
import android.content.Context;
import android.util.Log;
import app.comm.android.MainApplication;
+import java.io.File;
import java.nio.charset.StandardCharsets;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
+
public class PlatformSpecificTools {
static SecureRandom secureRandom = new SecureRandom();
@@ -26,4 +28,63 @@
.getFileStreamPath("comm_notifications_crypto_account")
.getPath();
}
+
+ private static String getBackupDirectoryPath() {
+ Context mainApplicationContext =
+ MainApplication.getMainApplicationContext();
+ if (mainApplicationContext == null) {
+ throw new RuntimeException(
+ "Failed to resolve backup path - main application context not initialized.");
+ }
+
+ String filesDirPath = mainApplicationContext.getFilesDir().getPath();
+ String backupDirPath = String.join(File.separator, filesDirPath, "backup");
+ return backupDirPath;
+ }
+
+ public static String
+ getBackupFilePath(String backupID, boolean isAttachments) {
+ String backupDirPath = PlatformSpecificTools.getBackupDirectoryPath();
+
+ try {
+ File backupDirectory = new File(backupDirPath);
+ if (!backupDirectory.exists()) {
+ backupDirectory.mkdirs();
+ }
+ } catch (Exception e) {
+ throw new RuntimeException(
+ "Failed to create backup directory. Details: " + e.getMessage());
+ }
+
+ if (isAttachments) {
+ return String.join(
+ File.separator, backupDirPath, "backup-id-attachments-" + backupID);
+ }
+ return String.join(File.separator, backupDirPath, "backup-id-" + backupID);
+ }
+
+ public static void removeBackupDirectory() {
+ String backupDirPath = PlatformSpecificTools.getBackupDirectoryPath();
+ try {
+ File backupDirectory = new File(backupDirPath);
+ if (!backupDirectory.exists()) {
+ return;
+ }
+
+ File[] files = backupDirectory.listFiles();
+ if (files == null) {
+ backupDirectory.delete();
+ return;
+ }
+
+ // Backup directory structure is supposed to be flat.
+ for (File file : files) {
+ file.delete();
+ }
+ backupDirectory.delete();
+ } catch (Exception e) {
+ throw new RuntimeException(
+ "Failed to remove backup directory. Details: " + e.getMessage());
+ }
+ }
}
diff --git a/native/cpp/CommonCpp/DatabaseManagers/DatabaseManager.cpp b/native/cpp/CommonCpp/DatabaseManagers/DatabaseManager.cpp
--- a/native/cpp/CommonCpp/DatabaseManagers/DatabaseManager.cpp
+++ b/native/cpp/CommonCpp/DatabaseManagers/DatabaseManager.cpp
@@ -2,6 +2,7 @@
#include "../Notifications/BackgroundDataStorage/NotificationsCryptoModule.h"
#include "../Tools/CommSecureStore.h"
#include "Logger.h"
+#include "PlatformSpecificTools.h"
#include "SQLiteQueryExecutor.h"
namespace comm {
@@ -34,6 +35,7 @@
CommSecureStore::set(CommSecureStore::deviceID, "");
CommSecureStore::set(CommSecureStore::commServicesAccessToken, "");
SQLiteQueryExecutor::clearSensitiveData();
+ PlatformSpecificTools::removeBackupDirectory();
NotificationsCryptoModule::clearSensitiveData();
DatabaseManager::setDatabaseStatusAsWorkable();
}
diff --git a/native/cpp/CommonCpp/Tools/PlatformSpecificTools.h b/native/cpp/CommonCpp/Tools/PlatformSpecificTools.h
--- a/native/cpp/CommonCpp/Tools/PlatformSpecificTools.h
+++ b/native/cpp/CommonCpp/Tools/PlatformSpecificTools.h
@@ -9,6 +9,9 @@
static void generateSecureRandomBytes(crypto::OlmBuffer &buffer, size_t size);
static std::string getDeviceOS();
static std::string getNotificationsCryptoAccountPath();
+ static std::string
+ getBackupFilePath(std::string backupID, bool isAttachments);
+ static void removeBackupDirectory();
};
} // namespace comm
diff --git a/native/ios/Comm/PlatformSpecificTools.mm b/native/ios/Comm/PlatformSpecificTools.mm
--- a/native/ios/Comm/PlatformSpecificTools.mm
+++ b/native/ios/Comm/PlatformSpecificTools.mm
@@ -37,4 +37,80 @@
.path UTF8String]);
}
+std::string PlatformSpecificTools::getBackupFilePath(
+ std::string backupID,
+ bool isAttachments) {
+
+ NSError *err = nil;
+ NSURL *documentsUrl =
+ [NSFileManager.defaultManager URLForDirectory:NSDocumentDirectory
+ inDomain:NSUserDomainMask
+ appropriateForURL:nil
+ create:false
+ error:&err];
+ if (err) {
+ NSLog(@"Error: %@", err);
+ throw std::runtime_error(
+ "Failed to resolve backup path - could not find documentsUrl");
+ }
+
+ NSURL *backupDir = [documentsUrl URLByAppendingPathComponent:@"backup"];
+
+ NSError *backupDirCreateError = nil;
+ if (![NSFileManager.defaultManager fileExistsAtPath:backupDir.path]) {
+ [NSFileManager.defaultManager createDirectoryAtURL:backupDir
+ withIntermediateDirectories:YES
+ attributes:nil
+ error:&backupDirCreateError];
+ }
+ if (backupDirCreateError) {
+ throw std::runtime_error(
+ "Failed to create backup directory. Details: " +
+ std::string([backupDirCreateError.localizedDescription UTF8String]));
+ }
+
+ NSString *backupIDObjC = [NSString stringWithCString:backupID.c_str()
+ encoding:NSUTF8StringEncoding];
+ if (isAttachments) {
+ return [[backupDir
+ URLByAppendingPathComponent:
+ [@"backup-id-attachments-"
+ stringByAppendingString:backupIDObjC]].path UTF8String];
+ }
+ return [[backupDir
+ URLByAppendingPathComponent:
+ [@"backup-id-"
+ stringByAppendingString:backupIDObjC]].path UTF8String];
+}
+
+void PlatformSpecificTools::removeBackupDirectory() {
+ NSError *err = nil;
+ NSURL *documentsUrl =
+ [NSFileManager.defaultManager URLForDirectory:NSDocumentDirectory
+ inDomain:NSUserDomainMask
+ appropriateForURL:nil
+ create:false
+ error:&err];
+ if (err) {
+ NSLog(@"Error: %@", err);
+ throw std::runtime_error(
+ "Failed to resolve backup path - could not find documentsUrl");
+ }
+
+ NSURL *backupDir = [documentsUrl URLByAppendingPathComponent:@"backup"];
+ if (![NSFileManager.defaultManager fileExistsAtPath:backupDir.path]) {
+ return;
+ }
+
+ NSError *backupDirRemovalError = nil;
+ [NSFileManager.defaultManager removeItemAtURL:backupDir
+ error:&backupDirRemovalError];
+
+ if (backupDirRemovalError) {
+ throw std::runtime_error(
+ "Failed to remove backup directory. Details: " +
+ std::string([backupDirRemovalError.localizedDescription UTF8String]));
+ }
+}
+
}; // namespace comm

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