src/com/android/settings/users/EditUserPhotoController.java - LeafOS-Project/android_packages_apps_Settings - Gitiles

 /*
  * Copyright (C) 2013 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package com.android.settings.users;

 import android.app.Activity;
 import android.content.ClipData;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.graphics.Bitmap.Config;
 import android.graphics.BitmapFactory;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.StrictMode;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.provider.ContactsContract.DisplayPhoto;
 import android.provider.MediaStore;
 import android.util.Log;
 import android.view.Gravity;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.ImageView;
 import android.widget.ListPopupWindow;
 import android.widget.TextView;

 import com.android.settings.R;
 import com.android.settingslib.RestrictedLockUtils;
 import com.android.settingslib.drawable.CircleFramedDrawable;

 import libcore.io.Streams;

 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.util.ArrayList;
 import java.util.List;

 import androidx.core.content.FileProvider;
 import androidx.fragment.app.Fragment;

 public class EditUserPhotoController {
     private static final String TAG = "EditUserPhotoController";

     // It seems that this class generates custom request codes and they may
     // collide with ours, these values are very unlikely to have a conflict.
     private static final int REQUEST_CODE_CHOOSE_PHOTO = 1001;
     private static final int REQUEST_CODE_TAKE_PHOTO   = 1002;
     private static final int REQUEST_CODE_CROP_PHOTO   = 1003;

     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";

     private final int mPhotoSize;

     private final Context mContext;
     private final Fragment mFragment;
     private final ImageView mImageView;

     private final Uri mCropPictureUri;
     private final Uri mTakePictureUri;

     private Bitmap mNewUserPhotoBitmap;
     private Drawable mNewUserPhotoDrawable;

     public EditUserPhotoController(Fragment fragment, ImageView view,
             Bitmap bitmap, Drawable drawable, boolean waiting) {
         mContext = view.getContext();
         mFragment = fragment;
         mImageView = view;
         mCropPictureUri = createTempImageUri(mContext, CROP_PICTURE_FILE_NAME, !waiting);
         mTakePictureUri = createTempImageUri(mContext, TAKE_PICTURE_FILE_NAME, !waiting);
         mPhotoSize = getPhotoSize(mContext);
         mImageView.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
                 showUpdatePhotoPopup();
             }
         });
         mNewUserPhotoBitmap = bitmap;
         mNewUserPhotoDrawable = drawable;
     }

     public boolean onActivityResult(int requestCode, int resultCode, Intent data) {
         if (resultCode != Activity.RESULT_OK) {
             return false;
         }
         final Uri pictureUri = data != null && data.getData() != null
                 ? data.getData() : mTakePictureUri;
         switch (requestCode) {
             case REQUEST_CODE_CROP_PHOTO:
                 onPhotoCropped(pictureUri, true);
                 return true;
             case REQUEST_CODE_TAKE_PHOTO:
             case REQUEST_CODE_CHOOSE_PHOTO:
                 if (mTakePictureUri.equals(pictureUri)) {
                     cropPhoto();
                 } else {
                     copyAndCropPhoto(pictureUri);
                 }
                 return true;
         }
         return false;
     }

     public Bitmap getNewUserPhotoBitmap() {
         return mNewUserPhotoBitmap;
     }

     public Drawable getNewUserPhotoDrawable() {
         return mNewUserPhotoDrawable;
     }

     private void showUpdatePhotoPopup() {
         final boolean canTakePhoto = canTakePhoto();
         final boolean canChoosePhoto = canChoosePhoto();

         if (!canTakePhoto && !canChoosePhoto) {
             return;
         }

         final Context context = mImageView.getContext();
         final List<EditUserPhotoController.RestrictedMenuItem> items = new ArrayList<>();

         if (canTakePhoto) {
             final String title = context.getString(R.string.user_image_take_photo);
             final Runnable action = new Runnable() {
                 @Override
                 public void run() {
                     takePhoto();
                 }
             };
             items.add(new RestrictedMenuItem(context, title, UserManager.DISALLOW_SET_USER_ICON,
                     action));
         }

         if (canChoosePhoto) {
             final String title = context.getString(R.string.user_image_choose_photo);
             final Runnable action = new Runnable() {
                 @Override
                 public void run() {
                     choosePhoto();
                 }
             };
             items.add(new RestrictedMenuItem(context, title, UserManager.DISALLOW_SET_USER_ICON,
                     action));
         }

         final ListPopupWindow listPopupWindow = new ListPopupWindow(context);

         listPopupWindow.setAnchorView(mImageView);
         listPopupWindow.setModal(true);
         listPopupWindow.setInputMethodMode(ListPopupWindow.INPUT_METHOD_NOT_NEEDED);
         listPopupWindow.setAdapter(new RestrictedPopupMenuAdapter(context, items));

         final int width = Math.max(mImageView.getWidth(), context.getResources()
                 .getDimensionPixelSize(R.dimen.update_user_photo_popup_min_width));
         listPopupWindow.setWidth(width);
         listPopupWindow.setDropDownGravity(Gravity.START);

         listPopupWindow.setOnItemClickListener(new AdapterView.OnItemClickListener() {
             @Override
             public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                 listPopupWindow.dismiss();
                 final RestrictedMenuItem item =
                         (RestrictedMenuItem) parent.getAdapter().getItem(position);
                 item.doAction();
             }
         });

         listPopupWindow.show();
     }

     private boolean canTakePhoto() {
         return mImageView.getContext().getPackageManager().queryIntentActivities(
                 new Intent(MediaStore.ACTION_IMAGE_CAPTURE),
                 PackageManager.MATCH_DEFAULT_ONLY).size() > 0;
     }

     private boolean canChoosePhoto() {
         Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
         intent.setType("image/*");
         return mImageView.getContext().getPackageManager().queryIntentActivities(
                 intent, 0).size() > 0;
     }

     private void takePhoto() {
         Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
         appendOutputExtra(intent, mTakePictureUri);
         mFragment.startActivityForResult(intent, REQUEST_CODE_TAKE_PHOTO);
     }

     private void choosePhoto() {
         Intent intent = new Intent(Intent.ACTION_GET_CONTENT, null);
         intent.setType("image/*");
         appendOutputExtra(intent, mTakePictureUri);
         mFragment.startActivityForResult(intent, REQUEST_CODE_CHOOSE_PHOTO);
     }

     private void copyAndCropPhoto(final Uri pictureUri) {
         new AsyncTask<Void, Void, Void>() {
             @Override
             protected Void doInBackground(Void... params) {
                 final ContentResolver cr = mContext.getContentResolver();
                 try (InputStream in = cr.openInputStream(pictureUri);
                         OutputStream out = cr.openOutputStream(mTakePictureUri)) {
                     Streams.copy(in, out);
                 } catch (IOException e) {
                     Log.w(TAG, "Failed to copy photo", e);
                 }
                 return null;
             }

             @Override
             protected void onPostExecute(Void result) {
                 if (!mFragment.isAdded()) return;
                 cropPhoto();
             }
         }.execute();
     }

     private void cropPhoto() {
         // TODO: Use a public intent, when there is one.
         Intent intent = new Intent("com.android.camera.action.CROP");
         intent.setDataAndType(mTakePictureUri, "image/*");
         appendOutputExtra(intent, mCropPictureUri);
         appendCropExtras(intent);
         if (intent.resolveActivity(mContext.getPackageManager()) != null) {
             try {
                 StrictMode.disableDeathOnFileUriExposure();
                 mFragment.startActivityForResult(intent, REQUEST_CODE_CROP_PHOTO);
             } finally {
                 StrictMode.enableDeathOnFileUriExposure();
             }
         } else {
             onPhotoCropped(mTakePictureUri, false);
         }
     }

     private void appendOutputExtra(Intent intent, Uri pictureUri) {
         intent.putExtra(MediaStore.EXTRA_OUTPUT, pictureUri);
         intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION
                 | Intent.FLAG_GRANT_READ_URI_PERMISSION);
         intent.setClipData(ClipData.newRawUri(MediaStore.EXTRA_OUTPUT, pictureUri));
     }

     private void appendCropExtras(Intent intent) {
         intent.putExtra("crop", "true");
         intent.putExtra("scale", true);
         intent.putExtra("scaleUpIfNeeded", true);
         intent.putExtra("aspectX", 1);
         intent.putExtra("aspectY", 1);
         intent.putExtra("outputX", mPhotoSize);
         intent.putExtra("outputY", mPhotoSize);
     }

     private void onPhotoCropped(final Uri data, final boolean cropped) {
         new AsyncTask<Void, Void, Bitmap>() {
             @Override
             protected Bitmap doInBackground(Void... params) {
                 if (cropped) {
                     InputStream imageStream = null;
                     try {
                         imageStream = mContext.getContentResolver()
                                 .openInputStream(data);
                         return BitmapFactory.decodeStream(imageStream);
                     } catch (FileNotFoundException fe) {
                         Log.w(TAG, "Cannot find image file", fe);
                         return null;
                     } finally {
                         if (imageStream != null) {
                             try {
                                 imageStream.close();
                             } catch (IOException ioe) {
                                 Log.w(TAG, "Cannot close image stream", ioe);
                             }
                         }
                     }
                 } else {
                     // Scale and crop to a square aspect ratio
                     Bitmap croppedImage = Bitmap.createBitmap(mPhotoSize, mPhotoSize,
                             Config.ARGB_8888);
                     Canvas canvas = new Canvas(croppedImage);
                     Bitmap fullImage = null;
                     try {
                         InputStream imageStream = mContext.getContentResolver()
                                 .openInputStream(data);
                         fullImage = BitmapFactory.decodeStream(imageStream);
                     } catch (FileNotFoundException fe) {
                         return null;
                     }
                     if (fullImage != null) {
                         final int squareSize = Math.min(fullImage.getWidth(),
                                 fullImage.getHeight());
                         final int left = (fullImage.getWidth() - squareSize) / 2;
                         final int top = (fullImage.getHeight() - squareSize) / 2;
                         Rect rectSource = new Rect(left, top,
                                 left + squareSize, top + squareSize);
                         Rect rectDest = new Rect(0, 0, mPhotoSize, mPhotoSize);
                         Paint paint = new Paint();
                         canvas.drawBitmap(fullImage, rectSource, rectDest, paint);
                         return croppedImage;
                     } else {
                         // Bah! Got nothin.
                         return null;
                     }
                 }
             }

             @Override
             protected void onPostExecute(Bitmap bitmap) {
                 if (bitmap != null) {
                     mNewUserPhotoBitmap = bitmap;
                     mNewUserPhotoDrawable = CircleFramedDrawable
                             .getInstance(mImageView.getContext(), mNewUserPhotoBitmap);
                     mImageView.setImageDrawable(mNewUserPhotoDrawable);
                 }
                 new File(mContext.getCacheDir(), TAKE_PICTURE_FILE_NAME).delete();
                 new File(mContext.getCacheDir(), CROP_PICTURE_FILE_NAME).delete();
             }
         }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void[]) null);
     }

     private static int getPhotoSize(Context context) {
         Cursor cursor = context.getContentResolver().query(
                 DisplayPhoto.CONTENT_MAX_DIMENSIONS_URI,
                 new String[]{DisplayPhoto.DISPLAY_MAX_DIM}, null, null, null);
         try {
             cursor.moveToFirst();
             return cursor.getInt(0);
         } finally {
             cursor.close();
         }
     }

     private Uri createTempImageUri(Context context, String fileName, boolean purge) {
         final File folder = context.getCacheDir();
         folder.mkdirs();
         final File fullPath = new File(folder, fileName);
         if (purge) {
             fullPath.delete();
         }
         return FileProvider.getUriForFile(context,
                 RestrictedProfileSettings.FILE_PROVIDER_AUTHORITY, fullPath);
     }

     File saveNewUserPhotoBitmap() {
         if (mNewUserPhotoBitmap == null) {
             return null;
         }
         try {
             File file = new File(mContext.getCacheDir(), NEW_USER_PHOTO_FILE_NAME);
             OutputStream os = new FileOutputStream(file);
             mNewUserPhotoBitmap.compress(Bitmap.CompressFormat.PNG, 100, os);
             os.flush();
             os.close();
             return file;
         } catch (IOException e) {
             Log.e(TAG, "Cannot create temp file", e);
         }
         return null;
     }

     static Bitmap loadNewUserPhotoBitmap(File file) {
         return BitmapFactory.decodeFile(file.getAbsolutePath());
     }

     void removeNewUserPhotoBitmapFile() {
         new File(mContext.getCacheDir(), NEW_USER_PHOTO_FILE_NAME).delete();
     }

     private static final class RestrictedMenuItem {
         private final Context mContext;
         private final String mTitle;
         private final Runnable mAction;
         private final RestrictedLockUtils.EnforcedAdmin mAdmin;
         // Restriction may be set by system or something else via UserManager.setUserRestriction().
         private final boolean mIsRestrictedByBase;

         /**
          * The menu item, used for popup menu. Any element of such a menu can be disabled by admin.
          * @param context A context.
          * @param title The title of the menu item.
          * @param restriction The restriction, that if is set, blocks the menu item.
          * @param action The action on menu item click.
          */
         public RestrictedMenuItem(Context context, String title, String restriction,
                 Runnable action) {
             mContext = context;
             mTitle = title;
             mAction = action;

             final int myUserId = UserHandle.myUserId();
             mAdmin = RestrictedLockUtils.checkIfRestrictionEnforced(context,
                     restriction, myUserId);
             mIsRestrictedByBase = RestrictedLockUtils.hasBaseUserRestriction(mContext,
                     restriction, myUserId);
         }

         @Override
         public String toString() {
             return mTitle;
         }

         final void doAction() {
             if (isRestrictedByBase()) {
                 return;
             }

             if (isRestrictedByAdmin()) {
                 RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mContext, mAdmin);
                 return;
             }

             mAction.run();
         }

         final boolean isRestrictedByAdmin() {
             return mAdmin != null;
         }

         final boolean isRestrictedByBase() {
             return mIsRestrictedByBase;
         }
     }

     /**
      * Provide this adapter to ListPopupWindow.setAdapter() to have a popup window menu, where
      * any element can be restricted by admin (profile owner or device owner).
      */
     private static final class RestrictedPopupMenuAdapter extends ArrayAdapter<RestrictedMenuItem> {
         public RestrictedPopupMenuAdapter(Context context, List<RestrictedMenuItem> items) {
             super(context, R.layout.restricted_popup_menu_item, R.id.text, items);
         }

         @Override
         public View getView(int position, View convertView, ViewGroup parent) {
             final View view = super.getView(position, convertView, parent);
             final RestrictedMenuItem item = getItem(position);
             final TextView text = (TextView) view.findViewById(R.id.text);
             final ImageView image = (ImageView) view.findViewById(R.id.restricted_icon);

             text.setEnabled(!item.isRestrictedByAdmin() && !item.isRestrictedByBase());
             image.setVisibility(item.isRestrictedByAdmin() && !item.isRestrictedByBase() ?
                     ImageView.VISIBLE : ImageView.GONE);

             return view;
         }
     }
 }
	/*
	* Copyright (C) 2013 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package com.android.settings.users;

	import android.app.Activity;
	import android.content.ClipData;
	import android.content.ContentResolver;
	import android.content.Context;
	import android.content.Intent;
	import android.content.pm.PackageManager;
	import android.database.Cursor;
	import android.graphics.Bitmap;
	import android.graphics.Bitmap.Config;
	import android.graphics.BitmapFactory;
	import android.graphics.Canvas;
	import android.graphics.Paint;
	import android.graphics.Rect;
	import android.graphics.drawable.Drawable;
	import android.net.Uri;
	import android.os.AsyncTask;
	import android.os.StrictMode;
	import android.os.UserHandle;
	import android.os.UserManager;
	import android.provider.ContactsContract.DisplayPhoto;
	import android.provider.MediaStore;
	import android.util.Log;
	import android.view.Gravity;
	import android.view.View;
	import android.view.View.OnClickListener;
	import android.view.ViewGroup;
	import android.widget.AdapterView;
	import android.widget.ArrayAdapter;
	import android.widget.ImageView;
	import android.widget.ListPopupWindow;
	import android.widget.TextView;

	import com.android.settings.R;
	import com.android.settingslib.RestrictedLockUtils;
	import com.android.settingslib.drawable.CircleFramedDrawable;

	import libcore.io.Streams;

	import java.io.File;
	import java.io.FileNotFoundException;
	import java.io.FileOutputStream;
	import java.io.IOException;
	import java.io.InputStream;
	import java.io.OutputStream;
	import java.util.ArrayList;
	import java.util.List;

	import androidx.core.content.FileProvider;
	import androidx.fragment.app.Fragment;

	public class EditUserPhotoController {
	private static final String TAG = "EditUserPhotoController";

	// It seems that this class generates custom request codes and they may
	// collide with ours, these values are very unlikely to have a conflict.
	private static final int REQUEST_CODE_CHOOSE_PHOTO = 1001;
	private static final int REQUEST_CODE_TAKE_PHOTO = 1002;
	private static final int REQUEST_CODE_CROP_PHOTO = 1003;

	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";

	private final int mPhotoSize;

	private final Context mContext;
	private final Fragment mFragment;
	private final ImageView mImageView;

	private final Uri mCropPictureUri;
	private final Uri mTakePictureUri;

	private Bitmap mNewUserPhotoBitmap;
	private Drawable mNewUserPhotoDrawable;

	public EditUserPhotoController(Fragment fragment, ImageView view,
	Bitmap bitmap, Drawable drawable, boolean waiting) {
	mContext = view.getContext();
	mFragment = fragment;
	mImageView = view;
	mCropPictureUri = createTempImageUri(mContext, CROP_PICTURE_FILE_NAME, !waiting);
	mTakePictureUri = createTempImageUri(mContext, TAKE_PICTURE_FILE_NAME, !waiting);
	mPhotoSize = getPhotoSize(mContext);
	mImageView.setOnClickListener(new OnClickListener() {
	@Override
	public void onClick(View v) {
	showUpdatePhotoPopup();
	}
	});
	mNewUserPhotoBitmap = bitmap;
	mNewUserPhotoDrawable = drawable;
	}

	public boolean onActivityResult(int requestCode, int resultCode, Intent data) {
	if (resultCode != Activity.RESULT_OK) {
	return false;
	}
	final Uri pictureUri = data != null && data.getData() != null
	? data.getData() : mTakePictureUri;
	switch (requestCode) {
	case REQUEST_CODE_CROP_PHOTO:
	onPhotoCropped(pictureUri, true);
	return true;
	case REQUEST_CODE_TAKE_PHOTO:
	case REQUEST_CODE_CHOOSE_PHOTO:
	if (mTakePictureUri.equals(pictureUri)) {
	cropPhoto();
	} else {
	copyAndCropPhoto(pictureUri);
	}
	return true;
	}
	return false;
	}

	public Bitmap getNewUserPhotoBitmap() {
	return mNewUserPhotoBitmap;
	}

	public Drawable getNewUserPhotoDrawable() {
	return mNewUserPhotoDrawable;
	}

	private void showUpdatePhotoPopup() {
	final boolean canTakePhoto = canTakePhoto();
	final boolean canChoosePhoto = canChoosePhoto();

	if (!canTakePhoto && !canChoosePhoto) {
	return;
	}

	final Context context = mImageView.getContext();
	final List<EditUserPhotoController.RestrictedMenuItem> items = new ArrayList<>();

	if (canTakePhoto) {
	final String title = context.getString(R.string.user_image_take_photo);
	final Runnable action = new Runnable() {
	@Override
	public void run() {
	takePhoto();
	}
	};
	items.add(new RestrictedMenuItem(context, title, UserManager.DISALLOW_SET_USER_ICON,
	action));
	}

	if (canChoosePhoto) {
	final String title = context.getString(R.string.user_image_choose_photo);
	final Runnable action = new Runnable() {
	@Override
	public void run() {
	choosePhoto();
	}
	};
	items.add(new RestrictedMenuItem(context, title, UserManager.DISALLOW_SET_USER_ICON,
	action));
	}

	final ListPopupWindow listPopupWindow = new ListPopupWindow(context);

	listPopupWindow.setAnchorView(mImageView);
	listPopupWindow.setModal(true);
	listPopupWindow.setInputMethodMode(ListPopupWindow.INPUT_METHOD_NOT_NEEDED);
	listPopupWindow.setAdapter(new RestrictedPopupMenuAdapter(context, items));

	final int width = Math.max(mImageView.getWidth(), context.getResources()
	.getDimensionPixelSize(R.dimen.update_user_photo_popup_min_width));
	listPopupWindow.setWidth(width);
	listPopupWindow.setDropDownGravity(Gravity.START);

	listPopupWindow.setOnItemClickListener(new AdapterView.OnItemClickListener() {
	@Override
	public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
	listPopupWindow.dismiss();
	final RestrictedMenuItem item =
	(RestrictedMenuItem) parent.getAdapter().getItem(position);
	item.doAction();
	}
	});

	listPopupWindow.show();
	}

	private boolean canTakePhoto() {
	return mImageView.getContext().getPackageManager().queryIntentActivities(
	new Intent(MediaStore.ACTION_IMAGE_CAPTURE),
	PackageManager.MATCH_DEFAULT_ONLY).size() > 0;
	}

	private boolean canChoosePhoto() {
	Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
	intent.setType("image/*");
	return mImageView.getContext().getPackageManager().queryIntentActivities(
	intent, 0).size() > 0;
	}

	private void takePhoto() {
	Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
	appendOutputExtra(intent, mTakePictureUri);
	mFragment.startActivityForResult(intent, REQUEST_CODE_TAKE_PHOTO);
	}

	private void choosePhoto() {
	Intent intent = new Intent(Intent.ACTION_GET_CONTENT, null);
	intent.setType("image/*");
	appendOutputExtra(intent, mTakePictureUri);
	mFragment.startActivityForResult(intent, REQUEST_CODE_CHOOSE_PHOTO);
	}

	private void copyAndCropPhoto(final Uri pictureUri) {
	new AsyncTask<Void, Void, Void>() {
	@Override
	protected Void doInBackground(Void... params) {
	final ContentResolver cr = mContext.getContentResolver();
	try (InputStream in = cr.openInputStream(pictureUri);
	OutputStream out = cr.openOutputStream(mTakePictureUri)) {
	Streams.copy(in, out);
	} catch (IOException e) {
	Log.w(TAG, "Failed to copy photo", e);
	}
	return null;
	}

	@Override
	protected void onPostExecute(Void result) {
	if (!mFragment.isAdded()) return;
	cropPhoto();
	}
	}.execute();
	}

	private void cropPhoto() {
	// TODO: Use a public intent, when there is one.
	Intent intent = new Intent("com.android.camera.action.CROP");
	intent.setDataAndType(mTakePictureUri, "image/*");
	appendOutputExtra(intent, mCropPictureUri);
	appendCropExtras(intent);
	if (intent.resolveActivity(mContext.getPackageManager()) != null) {
	try {
	StrictMode.disableDeathOnFileUriExposure();
	mFragment.startActivityForResult(intent, REQUEST_CODE_CROP_PHOTO);
	} finally {
	StrictMode.enableDeathOnFileUriExposure();
	}
	} else {
	onPhotoCropped(mTakePictureUri, false);
	}
	}

	private void appendOutputExtra(Intent intent, Uri pictureUri) {
	intent.putExtra(MediaStore.EXTRA_OUTPUT, pictureUri);
	intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION
	\| Intent.FLAG_GRANT_READ_URI_PERMISSION);
	intent.setClipData(ClipData.newRawUri(MediaStore.EXTRA_OUTPUT, pictureUri));
	}

	private void appendCropExtras(Intent intent) {
	intent.putExtra("crop", "true");
	intent.putExtra("scale", true);
	intent.putExtra("scaleUpIfNeeded", true);
	intent.putExtra("aspectX", 1);
	intent.putExtra("aspectY", 1);
	intent.putExtra("outputX", mPhotoSize);
	intent.putExtra("outputY", mPhotoSize);
	}

	private void onPhotoCropped(final Uri data, final boolean cropped) {
	new AsyncTask<Void, Void, Bitmap>() {
	@Override
	protected Bitmap doInBackground(Void... params) {
	if (cropped) {
	InputStream imageStream = null;
	try {
	imageStream = mContext.getContentResolver()
	.openInputStream(data);
	return BitmapFactory.decodeStream(imageStream);
	} catch (FileNotFoundException fe) {
	Log.w(TAG, "Cannot find image file", fe);
	return null;
	} finally {
	if (imageStream != null) {
	try {
	imageStream.close();
	} catch (IOException ioe) {
	Log.w(TAG, "Cannot close image stream", ioe);
	}
	}
	}
	} else {
	// Scale and crop to a square aspect ratio
	Bitmap croppedImage = Bitmap.createBitmap(mPhotoSize, mPhotoSize,
	Config.ARGB_8888);
	Canvas canvas = new Canvas(croppedImage);
	Bitmap fullImage = null;
	try {
	InputStream imageStream = mContext.getContentResolver()
	.openInputStream(data);
	fullImage = BitmapFactory.decodeStream(imageStream);
	} catch (FileNotFoundException fe) {
	return null;
	}
	if (fullImage != null) {
	final int squareSize = Math.min(fullImage.getWidth(),
	fullImage.getHeight());
	final int left = (fullImage.getWidth() - squareSize) / 2;
	final int top = (fullImage.getHeight() - squareSize) / 2;
	Rect rectSource = new Rect(left, top,
	left + squareSize, top + squareSize);
	Rect rectDest = new Rect(0, 0, mPhotoSize, mPhotoSize);
	Paint paint = new Paint();
	canvas.drawBitmap(fullImage, rectSource, rectDest, paint);
	return croppedImage;
	} else {
	// Bah! Got nothin.
	return null;
	}
	}
	}

	@Override
	protected void onPostExecute(Bitmap bitmap) {
	if (bitmap != null) {
	mNewUserPhotoBitmap = bitmap;
	mNewUserPhotoDrawable = CircleFramedDrawable
	.getInstance(mImageView.getContext(), mNewUserPhotoBitmap);
	mImageView.setImageDrawable(mNewUserPhotoDrawable);
	}
	new File(mContext.getCacheDir(), TAKE_PICTURE_FILE_NAME).delete();
	new File(mContext.getCacheDir(), CROP_PICTURE_FILE_NAME).delete();
	}
	}.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void[]) null);
	}

	private static int getPhotoSize(Context context) {
	Cursor cursor = context.getContentResolver().query(
	DisplayPhoto.CONTENT_MAX_DIMENSIONS_URI,
	new String[]{DisplayPhoto.DISPLAY_MAX_DIM}, null, null, null);
	try {
	cursor.moveToFirst();
	return cursor.getInt(0);
	} finally {
	cursor.close();
	}
	}

	private Uri createTempImageUri(Context context, String fileName, boolean purge) {
	final File folder = context.getCacheDir();
	folder.mkdirs();
	final File fullPath = new File(folder, fileName);
	if (purge) {
	fullPath.delete();
	}
	return FileProvider.getUriForFile(context,
	RestrictedProfileSettings.FILE_PROVIDER_AUTHORITY, fullPath);
	}

	File saveNewUserPhotoBitmap() {
	if (mNewUserPhotoBitmap == null) {
	return null;
	}
	try {
	File file = new File(mContext.getCacheDir(), NEW_USER_PHOTO_FILE_NAME);
	OutputStream os = new FileOutputStream(file);
	mNewUserPhotoBitmap.compress(Bitmap.CompressFormat.PNG, 100, os);
	os.flush();
	os.close();
	return file;
	} catch (IOException e) {
	Log.e(TAG, "Cannot create temp file", e);
	}
	return null;
	}

	static Bitmap loadNewUserPhotoBitmap(File file) {
	return BitmapFactory.decodeFile(file.getAbsolutePath());
	}

	void removeNewUserPhotoBitmapFile() {
	new File(mContext.getCacheDir(), NEW_USER_PHOTO_FILE_NAME).delete();
	}

	private static final class RestrictedMenuItem {
	private final Context mContext;
	private final String mTitle;
	private final Runnable mAction;
	private final RestrictedLockUtils.EnforcedAdmin mAdmin;
	// Restriction may be set by system or something else via UserManager.setUserRestriction().
	private final boolean mIsRestrictedByBase;

	/**
	* The menu item, used for popup menu. Any element of such a menu can be disabled by admin.
	* @param context A context.
	* @param title The title of the menu item.
	* @param restriction The restriction, that if is set, blocks the menu item.
	* @param action The action on menu item click.
	*/
	public RestrictedMenuItem(Context context, String title, String restriction,
	Runnable action) {
	mContext = context;
	mTitle = title;
	mAction = action;

	final int myUserId = UserHandle.myUserId();
	mAdmin = RestrictedLockUtils.checkIfRestrictionEnforced(context,
	restriction, myUserId);
	mIsRestrictedByBase = RestrictedLockUtils.hasBaseUserRestriction(mContext,
	restriction, myUserId);
	}

	@Override
	public String toString() {
	return mTitle;
	}

	final void doAction() {
	if (isRestrictedByBase()) {
	return;
	}

	if (isRestrictedByAdmin()) {
	RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mContext, mAdmin);
	return;
	}

	mAction.run();
	}

	final boolean isRestrictedByAdmin() {
	return mAdmin != null;
	}

	final boolean isRestrictedByBase() {
	return mIsRestrictedByBase;
	}
	}

	/**
	* Provide this adapter to ListPopupWindow.setAdapter() to have a popup window menu, where
	* any element can be restricted by admin (profile owner or device owner).
	*/
	private static final class RestrictedPopupMenuAdapter extends ArrayAdapter<RestrictedMenuItem> {
	public RestrictedPopupMenuAdapter(Context context, List<RestrictedMenuItem> items) {
	super(context, R.layout.restricted_popup_menu_item, R.id.text, items);
	}

	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
	final View view = super.getView(position, convertView, parent);
	final RestrictedMenuItem item = getItem(position);
	final TextView text = (TextView) view.findViewById(R.id.text);
	final ImageView image = (ImageView) view.findViewById(R.id.restricted_icon);

	text.setEnabled(!item.isRestrictedByAdmin() && !item.isRestrictedByBase());
	image.setVisibility(item.isRestrictedByAdmin() && !item.isRestrictedByBase() ?
	ImageView.VISIBLE : ImageView.GONE);

	return view;
	}
	}
	}