From 0fa0d40b25bd6fd199431a18f8d02a1c946f821c Mon Sep 17 00:00:00 2001
From: Wink Saville <wink@google.com>
Date: Thu, 18 Nov 2010 15:16:42 -0800
Subject: Fix SPN_STRINGS_UPDATED_ACTION.

Change EXTRA_SHOW_SPN and EXTRA_SHOW_PLMN to be false if spn and plmn
are null or empty respectively. For CDMA EXTRA_SHOW_SPN is always false.

bug: 3191159
Change-Id: Ic13b946cee10b123ec4960f2d22e13c8cb1dd20d
---
 .../telephony/cdma/CdmaServiceStateTracker.java    | 47 ++++++++--------------
 .../telephony/gsm/GsmServiceStateTracker.java      |  9 ++++-
 2 files changed, 23 insertions(+), 33 deletions(-)

(limited to 'telephony')

diff --git a/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java b/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java
index c006fcf..1eb480a 100755
--- a/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java
+++ b/telephony/java/com/android/internal/telephony/cdma/CdmaServiceStateTracker.java
@@ -128,10 +128,6 @@ final class CdmaServiceStateTracker extends ServiceStateTracker {
     private PowerManager.WakeLock mWakeLock;
     private static final String WAKELOCK_TAG = "ServiceStateTracker";
 
-    /** Track of SPN display rules, so we only broadcast intent if something changes. */
-    private String curSpn = null;
-    private int curSpnRule = 0;
-
     /** Contains the name of the registered network in CDMA (either ONS or ERI text). */
     private String curPlmn = null;
 
@@ -620,40 +616,29 @@ final class CdmaServiceStateTracker extends ServiceStateTracker {
 
     @Override
     protected void updateSpnDisplay() {
-        String spn = "";
-        boolean showSpn = false;
-        String plmn = "";
-        boolean showPlmn = false;
-        int rule = 0;
-        if (cm.getRadioState().isRUIMReady()) {
-            // TODO RUIM SPN is not implemented, EF_SPN has to be read and Display Condition
-            //   Character Encoding, Language Indicator and SPN has to be set
-            // rule = phone.mRuimRecords.getDisplayRule(ss.getOperatorNumeric());
-            // spn = phone.mSIMRecords.getServiceProvideName();
-            plmn = ss.getOperatorAlphaLong(); // mOperatorAlphaLong contains the ONS
-            // showSpn = (rule & ...
-            showPlmn = true; // showPlmn = (rule & ...
-
-        } else {
-            // In this case there is no SPN available from RUIM, we show the ERI text
-            plmn = ss.getOperatorAlphaLong(); // mOperatorAlphaLong contains the ERI text
-            showPlmn = true;
-        }
-
-        if (rule != curSpnRule
-                || !TextUtils.equals(spn, curSpn)
-                || !TextUtils.equals(plmn, curPlmn)) {
+        // TODO RUIM SPN is not implemented, EF_SPN has to be read and Display Condition
+        //   Character Encoding, Language Indicator and SPN has to be set, something like below:
+        // if (cm.getRadioState().isRUIMReady()) {
+        //     rule = phone.mRuimRecords.getDisplayRule(ss.getOperatorNumeric());
+        //     spn = phone.mSIMRecords.getServiceProvideName();
+        // }
+
+        // mOperatorAlphaLong contains the ERI text
+        String plmn = ss.getOperatorAlphaLong();
+        if (!TextUtils.equals(plmn, curPlmn)) {
+            boolean showPlmn = (plmn != null) && !TextUtils.equals(plmn, "");
+            Log.d(LOG_TAG,
+                    String.format("updateSpnDisplay: changed sending intent" +
+                            " showPlmn='%b' plmn='%s'", showPlmn, plmn));
             Intent intent = new Intent(Intents.SPN_STRINGS_UPDATED_ACTION);
             intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING);
-            intent.putExtra(Intents.EXTRA_SHOW_SPN, showSpn);
-            intent.putExtra(Intents.EXTRA_SPN, spn);
+            intent.putExtra(Intents.EXTRA_SHOW_SPN, false);
+            intent.putExtra(Intents.EXTRA_SPN, "");
             intent.putExtra(Intents.EXTRA_SHOW_PLMN, showPlmn);
             intent.putExtra(Intents.EXTRA_PLMN, plmn);
             phone.getContext().sendStickyBroadcast(intent);
         }
 
-        curSpnRule = rule;
-        curSpn = spn;
         curPlmn = plmn;
     }
 
diff --git a/telephony/java/com/android/internal/telephony/gsm/GsmServiceStateTracker.java b/telephony/java/com/android/internal/telephony/gsm/GsmServiceStateTracker.java
index 632615d..b04d4b9 100644
--- a/telephony/java/com/android/internal/telephony/gsm/GsmServiceStateTracker.java
+++ b/telephony/java/com/android/internal/telephony/gsm/GsmServiceStateTracker.java
@@ -599,16 +599,21 @@ final class GsmServiceStateTracker extends ServiceStateTracker {
         if (mEmergencyOnly && cm.getRadioState().isOn()) {
             plmn = Resources.getSystem().
                 getText(com.android.internal.R.string.emergency_calls_only).toString();
+            Log.d(LOG_TAG, "updateSpnDisplay: emergency only and radio is on plmn='" + plmn + "'");
         }
 
         if (rule != curSpnRule
                 || !TextUtils.equals(spn, curSpn)
                 || !TextUtils.equals(plmn, curPlmn)) {
-            boolean showSpn = !mEmergencyOnly
+            boolean showSpn = !mEmergencyOnly && !TextUtils.isEmpty(spn)
                 && (rule & SIMRecords.SPN_RULE_SHOW_SPN) == SIMRecords.SPN_RULE_SHOW_SPN;
-            boolean showPlmn =
+            boolean showPlmn = !TextUtils.isEmpty(plmn) &&
                 (rule & SIMRecords.SPN_RULE_SHOW_PLMN) == SIMRecords.SPN_RULE_SHOW_PLMN;
 
+            Log.d(LOG_TAG,
+                    String.format("updateSpnDisplay: changed sending intent" + " rule=" + rule +
+                            " showPlmn='%b' plmn='%s' showSpn='%b' spn='%s'",
+                            showPlmn, plmn, showSpn, spn));
             Intent intent = new Intent(Intents.SPN_STRINGS_UPDATED_ACTION);
             intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING);
             intent.putExtra(Intents.EXTRA_SHOW_SPN, showSpn);
-- 
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