Grant notification listener access to overlay pkgs (ad0d9e01) · Commits · e / os / android_frameworks_base

core/res/res/values/config.xml

+3 −0

Original line number	Diff line number	Diff line
		@@ -2764,4 +2764,7 @@
		and followed the pertinent sections of the escrow tokens section of the CDD <link>-->
		<!-- TODO(b/35230407) complete the link field -->
		<bool name="config_allowEscrowTokenForTrustAgent">false</bool>

		<!-- Colon separated list of package names that should be granted Notification Listener access -->
		<string name="config_defaultListenerAccessPackages" translatable="false"></string>
		</resources>

core/res/res/values/symbols.xml

+2 −0

Original line number	Diff line number	Diff line
		@@ -2878,4 +2878,6 @@
		<java-symbol type="string" name="alert_windows_notification_turn_off_action" />
		<java-symbol type="drawable" name="alert_window_layer" />

		<!-- Colon separated list of package names that should be granted Notification Listener access -->
		<java-symbol type="string" name="config_defaultListenerAccessPackages" />
		</resources>

packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java

+60 −2

Original line number	Diff line number	Diff line
		@@ -32,6 +32,8 @@ import android.content.pm.ApplicationInfo;
		import android.content.pm.IPackageManager;
		import android.content.pm.PackageInfo;
		import android.content.pm.PackageManager;
		import android.content.pm.ResolveInfo;
		import android.content.pm.ServiceInfo;
		import android.content.pm.UserInfo;
		import android.database.Cursor;
		import android.database.MatrixCursor;
		@@ -58,7 +60,7 @@ import android.os.UserHandle;
		import android.os.UserManager;
		import android.os.UserManagerInternal;
		import android.provider.Settings;
		import android.provider.Settings.Global;
		import android.service.notification.NotificationListenerService;
		import android.text.TextUtils;
		import android.util.ArrayMap;
		import android.util.ArraySet;
		@@ -2735,7 +2737,7 @@ public class SettingsProvider extends ContentProvider {
		}

		private final class UpgradeController {
		private static final int SETTINGS_VERSION = 140;
		private static final int SETTINGS_VERSION = 141;

		private final int mUserId;

		@@ -3204,6 +3206,62 @@ public class SettingsProvider extends ContentProvider {
		currentVersion = 140;
		}

		if (currentVersion == 140) {
		// Version 141: One-time grant of notification listener privileges
		// to packages specified in overlay.
		String defaultListenerAccess = getContext().getResources().getString(
		com.android.internal.R.string.config_defaultListenerAccessPackages);
		if (defaultListenerAccess != null) {
		StringBuffer newListeners = new StringBuffer();
		for (String whitelistPkg : defaultListenerAccess.split(":")) {
		// Gather all notification listener components for candidate pkgs.
		Intent serviceIntent =
		new Intent(NotificationListenerService.SERVICE_INTERFACE)
		.setPackage(whitelistPkg);
		List<ResolveInfo> installedServices =
		getContext().getPackageManager().queryIntentServicesAsUser(
		serviceIntent,
		PackageManager.GET_SERVICES
		\| PackageManager.GET_META_DATA
		\| PackageManager.MATCH_DIRECT_BOOT_AWARE
		\| PackageManager.MATCH_DIRECT_BOOT_UNAWARE,
		userId);

		for (int i = 0, count = installedServices.size(); i < count; i++) {
		ResolveInfo resolveInfo = installedServices.get(i);
		ServiceInfo info = resolveInfo.serviceInfo;
		if (!android.Manifest.permission.BIND_NOTIFICATION_LISTENER_SERVICE
		.equals(info.permission)) {
		continue;
		}
		newListeners.append(":")
		.append(info.getComponentName().flattenToString());
		}
		}

		if (newListeners.length() > 0) {
		final SettingsState secureSetting = getSecureSettingsLocked(userId);
		final Setting existingSetting = secureSetting.getSettingLocked(
		Settings.Secure.ENABLED_NOTIFICATION_LISTENERS);
		if (existingSetting.isNull()) {
		secureSetting.insertSettingLocked(
		Settings.Secure.ENABLED_NOTIFICATION_LISTENERS,
		newListeners.toString(), null, true,
		SettingsState.SYSTEM_PACKAGE_NAME);
		} else {
		StringBuilder currentSetting =
		new StringBuilder(existingSetting.getValue());
		currentSetting.append(newListeners.toString());
		secureSetting.updateSettingLocked(
		Settings.Secure.ENABLED_NOTIFICATION_LISTENERS,
		currentSetting.toString(), null, true,
		SettingsState.SYSTEM_PACKAGE_NAME);
		}
		}
		}
		currentVersion = 141;
		}

		if (currentVersion != newVersion) {
		Slog.wtf("SettingsProvider", "warning: upgrading settings database to version "
		+ newVersion + " left it at "