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/*
* Copyright (C) 2014 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 android.telecom;
import android.annotation.Nullable;
import android.annotation.SystemApi;
import android.content.ComponentName;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.Icon;
import android.os.Binder;
import android.os.Bundle;
import android.os.Parcel;
import android.os.Parcelable;
import android.os.UserHandle;
import android.util.Log;
import com.android.internal.annotations.VisibleForTesting;
import java.util.Objects;
/**
* Contains status label and icon displayed in the in-call UI.
*/
public final class StatusHints implements Parcelable {
private final CharSequence mLabel;
private Icon mIcon;
private final Bundle mExtras;
private static final String TAG = StatusHints.class.getSimpleName();
/**
* @hide
*/
@SystemApi @Deprecated
public StatusHints(ComponentName packageName, CharSequence label, int iconResId,
Bundle extras) {
this(label, iconResId == 0 ? null : Icon.createWithResource(packageName.getPackageName(),
iconResId), extras);
}
public StatusHints(CharSequence label, Icon icon, Bundle extras) {
mLabel = label;
mIcon = validateAccountIconUserBoundary(icon, Binder.getCallingUserHandle());
mExtras = extras;
}
/**
* @param icon
* @hide
*/
@VisibleForTesting
public StatusHints(@Nullable Icon icon) {
mLabel = null;
mExtras = null;
mIcon = icon;
}
/**
*
* @param icon
* @hide
*/
public void setIcon(@Nullable Icon icon) {
mIcon = icon;
}
/**
* @return A package used to load the icon.
*
* @hide
*/
@SystemApi @Deprecated
public ComponentName getPackageName() {
// Minimal compatibility shim for legacy apps' tests
return new ComponentName("", "");
}
/**
* @return The label displayed in the in-call UI.
*/
public CharSequence getLabel() {
return mLabel;
}
/**
* The icon resource ID for the icon to show.
*
* @return A resource ID.
*
* @hide
*/
@SystemApi @Deprecated
public int getIconResId() {
// Minimal compatibility shim for legacy apps' tests
return 0;
}
/**
* @return An icon displayed in the in-call UI.
*
* @hide
*/
@SystemApi @Deprecated
public Drawable getIcon(Context context) {
return mIcon.loadDrawable(context);
}
/**
* @return An icon depicting the status.
*/
public Icon getIcon() {
return mIcon;
}
/**
* @return Extra data used to display status.
*/
public Bundle getExtras() {
return mExtras;
}
@Override
public int describeContents() {
return 0;
}
/**
* Validates the StatusHints image icon to see if it's not in the calling user space.
* Invalidates the icon if so, otherwise returns back the original icon.
*
* @param icon
* @return icon (validated)
* @hide
*/
public static Icon validateAccountIconUserBoundary(Icon icon, UserHandle callingUserHandle) {
// Refer to Icon#getUriString for context. The URI string is invalid for icons of
// incompatible types.
if (icon != null && (icon.getType() == Icon.TYPE_URI
|| icon.getType() == Icon.TYPE_URI_ADAPTIVE_BITMAP)) {
int callingUserId = callingUserHandle.getIdentifier();
int requestingUserId = getUserIdFromAuthority(
icon.getUri().getAuthority(), callingUserId);
if (callingUserId != requestingUserId) {
return null;
}
}
return icon;
}
/**
* Derives the user id from the authority or the default user id if none could be found.
* @param auth
* @param defaultUserId
* @return The user id from the given authority.
* @hide
*/
public static int getUserIdFromAuthority(String auth, int defaultUserId) {
if (auth == null) return defaultUserId;
int end = auth.lastIndexOf('@');
if (end == -1) return defaultUserId;
String userIdString = auth.substring(0, end);
try {
return Integer.parseInt(userIdString);
} catch (NumberFormatException e) {
Log.w(TAG, "Error parsing userId." + e);
return UserHandle.USER_NULL;
}
}
@Override
public void writeToParcel(Parcel out, int flags) {
out.writeCharSequence(mLabel);
out.writeParcelable(mIcon, 0);
out.writeParcelable(mExtras, 0);
}
public static final @android.annotation.NonNull Creator<StatusHints> CREATOR
= new Creator<StatusHints>() {
public StatusHints createFromParcel(Parcel in) {
return new StatusHints(in);
}
public StatusHints[] newArray(int size) {
return new StatusHints[size];
}
};
private StatusHints(Parcel in) {
mLabel = in.readCharSequence();
mIcon = in.readParcelable(getClass().getClassLoader(), android.graphics.drawable.Icon.class);
mExtras = in.readParcelable(getClass().getClassLoader(), android.os.Bundle.class);
}
@Override
public boolean equals(Object other) {
if (other != null && other instanceof StatusHints) {
StatusHints otherHints = (StatusHints) other;
return Objects.equals(otherHints.getLabel(), getLabel()) &&
Objects.equals(otherHints.getIcon(), getIcon()) &&
Objects.equals(otherHints.getExtras(), getExtras());
}
return false;
}
@Override
public int hashCode() {
return Objects.hashCode(mLabel) + Objects.hashCode(mIcon) + Objects.hashCode(mExtras);
}
}
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