Revert "Prevent exfiltration of system files via user image settings."

This reverts commit 8950a90024.

Reason for revert: regression if multiple crop system crop handlers are present

Change-Id: Ib83dbb2f1109d26b7e85192379291bffef187e77
Merged-In: I15e15ad88b768a5b679de32c5429d921d850a3cb
This commit is contained in:
Oli Lan
2022-07-27 17:17:51 +00:00
parent 8950a90024
commit c0742e745d

View File

@@ -21,7 +21,6 @@ import android.content.ClipData;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.graphics.Bitmap;
@@ -78,7 +77,6 @@ public class EditUserPhotoController {
private static final int REQUEST_CODE_TAKE_PHOTO = 1002;
private static final int REQUEST_CODE_CROP_PHOTO = 1003;
private static final String PRE_CROP_PICTURE_FILE_NAME = "PreCropEditUserPhoto.jpg";
private static final String CROP_PICTURE_FILE_NAME = "CropEditUserPhoto.jpg";
private static final String TAKE_PICTURE_FILE_NAME = "TakeEditUserPhoto2.jpg";
private static final String NEW_USER_PHOTO_FILE_NAME = "NewUserPhoto.png";
@@ -89,7 +87,6 @@ public class EditUserPhotoController {
private final Fragment mFragment;
private final ImageView mImageView;
private final Uri mPreCropPictureUri;
private final Uri mCropPictureUri;
private final Uri mTakePictureUri;
@@ -101,8 +98,6 @@ public class EditUserPhotoController {
mContext = view.getContext();
mFragment = fragment;
mImageView = view;
mPreCropPictureUri = createTempImageUri(mContext, PRE_CROP_PICTURE_FILE_NAME, !waiting);
mCropPictureUri = createTempImageUri(mContext, CROP_PICTURE_FILE_NAME, !waiting);
mTakePictureUri = createTempImageUri(mContext, TAKE_PICTURE_FILE_NAME, !waiting);
mPhotoSize = getPhotoSize(mContext);
@@ -137,7 +132,7 @@ public class EditUserPhotoController {
case REQUEST_CODE_TAKE_PHOTO:
case REQUEST_CODE_CHOOSE_PHOTO:
if (mTakePictureUri.equals(pictureUri)) {
cropPhoto(pictureUri);
cropPhoto();
} else {
copyAndCropPhoto(pictureUri);
}
@@ -246,7 +241,7 @@ public class EditUserPhotoController {
protected Void doInBackground(Void... params) {
final ContentResolver cr = mContext.getContentResolver();
try (InputStream in = cr.openInputStream(pictureUri);
OutputStream out = cr.openOutputStream(mPreCropPictureUri)) {
OutputStream out = cr.openOutputStream(mTakePictureUri)) {
Streams.copy(in, out);
} catch (IOException e) {
Log.w(TAG, "Failed to copy photo", e);
@@ -257,38 +252,27 @@ public class EditUserPhotoController {
@Override
protected void onPostExecute(Void result) {
if (!mFragment.isAdded()) return;
cropPhoto(mPreCropPictureUri);
cropPhoto();
}
}.execute();
}
private void cropPhoto(final Uri pictureUri) {
private void cropPhoto() {
// TODO: Use a public intent, when there is one.
Intent intent = new Intent("com.android.camera.action.CROP");
intent.setDataAndType(pictureUri, "image/*");
intent.setDataAndType(mTakePictureUri, "image/*");
appendOutputExtra(intent, mCropPictureUri);
appendCropExtras(intent);
try {
StrictMode.disableDeathOnFileUriExposure();
if (startSystemActivityForResult(intent, REQUEST_CODE_CROP_PHOTO)) {
return;
if (intent.resolveActivity(mContext.getPackageManager()) != null) {
try {
StrictMode.disableDeathOnFileUriExposure();
mFragment.startActivityForResult(intent, REQUEST_CODE_CROP_PHOTO);
} finally {
StrictMode.enableDeathOnFileUriExposure();
}
} finally {
StrictMode.enableDeathOnFileUriExposure();
} else {
onPhotoCropped(mTakePictureUri, false);
}
onPhotoCropped(mTakePictureUri, false);
}
private boolean startSystemActivityForResult(Intent intent, int code) {
ActivityInfo info = intent.resolveActivityInfo(mContext.getPackageManager(),
PackageManager.MATCH_SYSTEM_ONLY);
if (info == null) {
Log.w(TAG, "No system package activity could be found for code " + code);
return false;
}
intent.setPackage(info.packageName);
mFragment.startActivityForResult(intent, code);
return true;
}
private void appendOutputExtra(Intent intent, Uri pictureUri) {