Changes to support read-only apn types.
User will not be allowed to add/modify APNs for the read-only types.
Bug: 31074581
Change-Id: I954bd68249a93ce9deb0146725c1432ea6cb0f38
diff --git a/src/com/android/settings/ApnEditor.java b/src/com/android/settings/ApnEditor.java
index 8a963d8..333a195 100644
--- a/src/com/android/settings/ApnEditor.java
+++ b/src/com/android/settings/ApnEditor.java
@@ -24,11 +24,13 @@
import android.app.DialogFragment;
import android.content.ContentUris;
import android.content.ContentValues;
+import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
+import android.os.PersistableBundle;
import android.provider.Telephony;
import android.support.v14.preference.MultiSelectListPreference;
import android.support.v14.preference.SwitchPreference;
@@ -36,6 +38,7 @@
import android.support.v7.preference.ListPreference;
import android.support.v7.preference.Preference;
import android.support.v7.preference.Preference.OnPreferenceChangeListener;
+import android.telephony.CarrierConfigManager;
import android.telephony.ServiceState;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
@@ -49,8 +52,12 @@
import android.view.View.OnKeyListener;
import com.android.internal.logging.MetricsProto.MetricsEvent;
+import com.android.internal.telephony.PhoneConstants;
+import com.android.internal.util.ArrayUtils;
+import java.util.Arrays;
import java.util.HashSet;
+import java.util.List;
import java.util.Set;
public class ApnEditor extends SettingsPreferenceFragment
@@ -105,6 +112,8 @@
private int mBearerInitialVal = 0;
private String mMvnoTypeStr;
private String mMvnoMatchDataStr;
+ private String[] mReadOnlyApnTypes;
+ private boolean mReadOnlyApn;
/**
* Standard projection for the interesting columns of a normal note.
@@ -132,7 +141,8 @@
Telephony.Carriers.BEARER_BITMASK, // 19
Telephony.Carriers.ROAMING_PROTOCOL, // 20
Telephony.Carriers.MVNO_TYPE, // 21
- Telephony.Carriers.MVNO_MATCH_DATA // 22
+ Telephony.Carriers.MVNO_MATCH_DATA, // 22
+ Telephony.Carriers.EDITED // 23
};
private static final int ID_INDEX = 0;
@@ -157,6 +167,7 @@
private static final int ROAMING_PROTOCOL_INDEX = 20;
private static final int MVNO_TYPE_INDEX = 21;
private static final int MVNO_MATCH_DATA_INDEX = 22;
+ private static final int EDITED_INDEX = 23;
@Override
@@ -206,6 +217,8 @@
SubscriptionManager.INVALID_SUBSCRIPTION_ID);
mFirstTime = icicle == null;
+ mReadOnlyApn = false;
+ mReadOnlyApnTypes = null;
if (action.equals(Intent.ACTION_EDIT)) {
Uri uri = intent.getData();
@@ -214,6 +227,15 @@
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);
+ }
+ }
mUri = uri;
} else if (action.equals(Intent.ACTION_INSERT)) {
if (mFirstTime || icicle.getInt(SAVED_POS) == 0) {
@@ -255,6 +277,17 @@
mTelephonyManager = (TelephonyManager) getSystemService(TELEPHONY_SERVICE);
+ Log.d(TAG, "onCreate: EDITED " + mCursor.getInt(EDITED_INDEX));
+ // if it's not a USER_EDITED apn, check if it's read-only
+ if (mCursor.getInt(EDITED_INDEX) != Telephony.Carriers.USER_EDITED &&
+ apnTypesMatch(mReadOnlyApnTypes, mCursor.getString(TYPE_INDEX))) {
+ Log.d(TAG, "onCreate: apnTypesMatch; read-only APN");
+ mReadOnlyApn = true;
+ disableAllFields();
+ } /* else (if specific fields are read-only) {
+ disable specific fields
+ } */
+
for (int i = 0; i < getPreferenceScreen().getPreferenceCount(); i++) {
getPreferenceScreen().getPreference(i).setOnPreferenceChangeListener(this);
}
@@ -262,6 +295,87 @@
fillUi();
}
+ /**
+ * Check if passed in array of APN types indicates all APN types
+ * @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) {
+ if (ArrayUtils.isEmpty(apnTypes)) {
+ return false;
+ }
+
+ List apnList = Arrays.asList(apnTypes);
+ if (apnList.contains(PhoneConstants.APN_TYPE_ALL)) {
+ Log.d(TAG, "hasAllApns: true because apnList.contains(PhoneConstants.APN_TYPE_ALL)");
+ return true;
+ }
+ for (String apn : PhoneConstants.APN_TYPES) {
+ if (!apnList.contains(apn)) {
+ return false;
+ }
+ }
+
+ Log.d(TAG, "hasAllApns: true");
+ return true;
+ }
+
+ /**
+ * Check if APN types overlap.
+ * @param apnTypesArray1 array of APNs. Empty array indicates no APN type; "*" indicates all
+ * types
+ * @param apnTypes2 comma separated string of APN types. Empty string represents all types.
+ * @return if any apn type matches return true, otherwise return false
+ */
+ private boolean apnTypesMatch(String[] apnTypesArray1, String apnTypes2) {
+ if (ArrayUtils.isEmpty(apnTypesArray1)) {
+ return false;
+ }
+
+ if (hasAllApns(apnTypesArray1) || TextUtils.isEmpty(apnTypes2)) {
+ return true;
+ }
+
+ List apnTypesList1 = Arrays.asList(apnTypesArray1);
+ String[] apnTypesArray2 = apnTypes2.split(",");
+
+ for (String apn : apnTypesArray2) {
+ if (apnTypesList1.contains(apn.trim())) {
+ Log.d(TAG, "apnTypesMatch: true because match found for " + apn.trim());
+ return true;
+ }
+ }
+
+ Log.d(TAG, "apnTypesMatch: false");
+ return false;
+ }
+
+ /**
+ * Disables all fields so that user cannot modify the APN
+ */
+ private void disableAllFields() {
+ mName.setEnabled(false);
+ mApn.setEnabled(false);
+ mProxy.setEnabled(false);
+ mPort.setEnabled(false);
+ mUser.setEnabled(false);
+ mServer.setEnabled(false);
+ mPassword.setEnabled(false);
+ mMmsProxy.setEnabled(false);
+ mMmsPort.setEnabled(false);
+ mMmsc.setEnabled(false);
+ mMcc.setEnabled(false);
+ mMnc.setEnabled(false);
+ mApnType.setEnabled(false);
+ mAuthType.setEnabled(false);
+ mProtocol.setEnabled(false);
+ mRoamingProtocol.setEnabled(false);
+ mCarrierEnabled.setEnabled(false);
+ mBearerMulti.setEnabled(false);
+ mMvnoType.setEnabled(false);
+ mMvnoMatchData.setEnabled(false);
+ }
+
@Override
protected int getMetricsCategory() {
return MetricsEvent.APN_EDITOR;
@@ -537,7 +651,7 @@
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
// If it's a new APN, then cancel will delete the new entry in onPause
- if (!mNewApn) {
+ if (!mNewApn && !mReadOnlyApn) {
menu.add(0, MENU_DELETE, 0, R.string.menu_delete)
.setIcon(R.drawable.ic_menu_delete);
}