Disallow adding/editing dun APNs unless allowed by carrier.

Test: WIP
Bug: 38186417
Change-Id: If1cc34ad979659a56a3886da2a02fdbf642739ac
This commit is contained in:
Amit Mahajan
2017-05-09 22:31:13 -07:00
parent 4ced4787ce
commit 607e684f64
3 changed files with 42 additions and 12 deletions

View File

@@ -2982,6 +2982,8 @@
<string name="error_mcc_not3">MCC field must be 3 digits.</string>
<!-- APN error dialog messages: -->
<string name="error_mnc_not23">MNC field must be 2 or 3 digits.</string>
<!-- APN error dialog messages: -->
<string name="error_adding_apn_type">Carrier does not allow adding APNs of type %s.</string>
<!-- The message of dialog indicated restoring default APN settings in progress -->
<string name="restore_default_apn">Restoring default APN settings.</string>
<!-- APNs screen menu option to reset default APN settings -->

View File

@@ -213,6 +213,18 @@ public class ApnEditor extends SettingsPreferenceFragment
mReadOnlyApnTypes = null;
mReadOnlyApnFields = null;
CarrierConfigManager configManager = (CarrierConfigManager)
getSystemService(Context.CARRIER_CONFIG_SERVICE);
if (configManager != null) {
PersistableBundle b = configManager.getConfig();
if (b != null) {
mReadOnlyApnTypes = b.getStringArray(
CarrierConfigManager.KEY_READ_ONLY_APN_TYPES_STRING_ARRAY);
mReadOnlyApnFields = b.getStringArray(
CarrierConfigManager.KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY);
}
}
if (action.equals(Intent.ACTION_EDIT)) {
Uri uri = intent.getData();
if (!uri.isPathPrefixMatch(Telephony.Carriers.CONTENT_URI)) {
@@ -220,17 +232,6 @@ public class ApnEditor extends SettingsPreferenceFragment
finish();
return;
}
CarrierConfigManager configManager = (CarrierConfigManager)
getSystemService(Context.CARRIER_CONFIG_SERVICE);
if (configManager != null) {
PersistableBundle b = configManager.getConfig();
if (b != null) {
mReadOnlyApnTypes = b.getStringArray(
CarrierConfigManager.KEY_READ_ONLY_APN_TYPES_STRING_ARRAY);
mReadOnlyApnFields = b.getStringArray(
CarrierConfigManager.KEY_READ_ONLY_APN_FIELDS_STRING_ARRAY);
}
}
mUri = uri;
} else if (action.equals(Intent.ACTION_INSERT)) {
if (mFirstTime || icicle.getInt(SAVED_POS) == 0) {
@@ -295,7 +296,7 @@ public class ApnEditor extends SettingsPreferenceFragment
* @param apnTypes array of APN types. "*" indicates all types.
* @return true if all apn types are included in the array, false otherwise
*/
private boolean hasAllApns(String[] apnTypes) {
static boolean hasAllApns(String[] apnTypes) {
if (ArrayUtils.isEmpty(apnTypes)) {
return false;
}
@@ -1052,6 +1053,24 @@ public class ApnEditor extends SettingsPreferenceFragment
errorMsg = mRes.getString(R.string.error_mnc_not23);
}
if (errorMsg == null) {
// if carrier does not allow editing certain apn types, make sure type does not include
// those
if (mReadOnlyApnTypes.length > 0
&& apnTypesMatch(mReadOnlyApnTypes, mApnType.getText())) {
StringBuilder stringBuilder = new StringBuilder();
for (String type : mReadOnlyApnTypes) {
stringBuilder.append(type).append(", ");
}
// remove last ", "
if (stringBuilder.length() >= 2) {
stringBuilder.delete(stringBuilder.length() - 2, stringBuilder.length());
}
errorMsg = String.format(mRes.getString(R.string.error_adding_apn_type),
stringBuilder);
}
}
return errorMsg;
}

View File

@@ -173,6 +173,15 @@ public class ApnSettings extends RestrictedSettingsFragment implements
PersistableBundle b = configManager.getConfig();
mHideImsApn = b.getBoolean(CarrierConfigManager.KEY_HIDE_IMS_APN_BOOL);
mAllowAddingApns = b.getBoolean(CarrierConfigManager.KEY_ALLOW_ADDING_APNS_BOOL);
if (mAllowAddingApns) {
String[] readOnlyApnTypes = b.getStringArray(
CarrierConfigManager.KEY_READ_ONLY_APN_TYPES_STRING_ARRAY);
// if no apn type can be edited, do not allow adding APNs
if (ApnEditor.hasAllApns(readOnlyApnTypes)) {
Log.d(TAG, "not allowing adding APN because all APN types are read only");
mAllowAddingApns = false;
}
}
mUserManager = UserManager.get(activity);
}