Merge "Lightweight fix for incorrect locale changes - DO NOT MERGE" (80c4ba3e) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/MccTable.java

+38 −14

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import android.net.wifi.WifiManager;
		import android.os.Build;
		import android.os.RemoteException;
		import android.os.SystemProperties;
		import android.provider.Settings;
		import android.telephony.TelephonyManager;
		import android.text.TextUtils;
		import android.util.Slog;
		@@ -223,6 +224,29 @@ public final class MccTable {
		}
		}

		// Bug 19232829: It is possible to get through provisioning without setting up a persistent
		// locale value. We don't modify the locale if the device has completed "provisioning" because
		// we don't want to change the locale if the user inserts a new SIM or a new version of Android
		// is better at recognizing MCC values than an older version.
		private static boolean canUpdateLocale(Context context) {
		return !(userHasPersistedLocale() \|\| isDeviceProvisioned(context));
		}

		private static boolean userHasPersistedLocale() {
		String persistSysLanguage = SystemProperties.get("persist.sys.language", "");
		String persistSysCountry = SystemProperties.get("persist.sys.country", "");
		return !(persistSysLanguage.isEmpty() && persistSysCountry.isEmpty());
		}

		private static boolean isDeviceProvisioned(Context context) {
		try {
		return Settings.Global.getInt(
		context.getContentResolver(), Settings.Global.DEVICE_PROVISIONED) != 0;
		} catch (Settings.SettingNotFoundException e) {
		return false;
		}
		}

		/**
		* Return Locale for the language and country or null if no good match.
		*
		@@ -243,23 +267,13 @@ public final class MccTable {
		}

		// Check whether a developer is trying to test an arbitrary MCC.
		boolean debuggingMccOverride = false;
		if (Build.IS_DEBUGGABLE) {
		String overrideMcc = SystemProperties.get("persist.sys.override_mcc", "");
		if (!overrideMcc.isEmpty()) {
		debuggingMccOverride = true;
		}
		}
		boolean debuggingMccOverride = isDebuggingMccOverride();

		// If this is a regular user and they already have a persisted locale, we're done.
		if (!debuggingMccOverride) {
		String persistSysLanguage = SystemProperties.get("persist.sys.language", "");
		String persistSysCountry = SystemProperties.get("persist.sys.country", "");
		if (!(persistSysLanguage.isEmpty() && persistSysCountry.isEmpty())) {
		Slog.d(LOG_TAG, "getLocaleForLanguageCountry: skipping already persisted");
		if (!(debuggingMccOverride \|\| canUpdateLocale(context))) {
		Slog.d(LOG_TAG, "getLocaleForLanguageCountry: not permitted to update locale");
		return null;
		}
		}

		// Find the best match we actually have a localization for.
		// TODO: this should really follow the CLDR chain of parent locales!
		@@ -315,6 +329,16 @@ public final class MccTable {
		return null;
		}

		private static boolean isDebuggingMccOverride() {
		if (Build.IS_DEBUGGABLE) {
		String overrideMcc = SystemProperties.get("persist.sys.override_mcc", "");
		if (!overrideMcc.isEmpty()) {
		return true;
		}
		}
		return false;
		}

		/**
		* Utility code to set the system locale if it's not set already
		* @param context Context to act on.