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Code Issues Packages Projects Releases Wiki Activity

Export backups using FileProvider

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On Android 7+ providing another activity a file:// Uri is
discouraged. This changes instead uses a content provider
backed by a FileProvider to give backup data to other
activities.
This commit is contained in:
Branden Archer
2017-11-21 21:14:47 -05:00
parent 04e0a5716e
commit 03a5334961
3 changed files with 21 additions and 5 deletions
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14
app/src/main/java/protect/card_locker/ImportExportActivity.java
View File

@@ -13,6 +13,7 @@ import android.os.Bundle;
import android.os.Environment;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v4.content.FileProvider;
import android.support.v7.app.ActionBar;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
@@ -136,22 +137,22 @@ public class ImportExportActivity extends AppCompatActivity
@Override
public void onClick(View v)
{
String fileUri = exportFile.toURI().toString();
Uri uri = Uri.fromFile(exportFile);
try
{
FileInputStream stream = new FileInputStream(exportFile);
startImport(stream, fileUri);
startImport(stream, uri);
}
catch(FileNotFoundException e)
{
Log.e(TAG, "Could not import file " + exportFile.getAbsolutePath(), e);
onImportComplete(false, fileUri);
onImportComplete(false, uri);
}
}
});
}
private void startImport(final InputStream target, final String targetUri)
private void startImport(final InputStream target, final Uri targetUri)
{
ImportExportTask.TaskCompleteListener listener = new ImportExportTask.TaskCompleteListener()
{
@@ -300,11 +301,14 @@ public class ImportExportActivity extends AppCompatActivity
@Override
public void onClick(DialogInterface dialog, int which)
{
Uri outputUri = Uri.fromFile(path);
Uri outputUri = FileProvider.getUriForFile(ImportExportActivity.this, BuildConfig.APPLICATION_ID, path);
Intent sendIntent = new Intent(Intent.ACTION_SEND);
sendIntent.putExtra(Intent.EXTRA_STREAM, outputUri);
sendIntent.setType("text/plain");
// set flag to give temporary permission to external app to use the FileProvider
sendIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
ImportExportActivity.this.startActivity(Intent.createChooser(sendIntent,
sendLabel));