Keep track of signal verification

- signal_username keeps track of registered signal number, signal_verified_username
  will keep track if that has been verified or not
- extract string constants into resources

Signed-off-by: Arka Prava Basu <[email protected]>

src/main/java/org/havenapp/main/PreferenceManager.java

@@ -86,6 +86,7 @@ public class PreferenceManager {
     public static final String REMOTE_ACCESS_CRED = "remote_access_credential";
 
     private static final String SIGNAL_USERNAME = "signal_username";
+    private static final String SIGNAL_VERIFIED_USERNAME = "signal_verified_username";
 
     private static final String FIRST_LAUNCH = "first_launch";
 
@@ -119,6 +120,16 @@ public void setFirstLaunch(boolean firstLaunch) {
         prefsEditor.commit();
     }
 
+    /**
+     * Returns the Signal username registered. This may not be a good way to check for
+     * Signal set up since this may not be verified.
+     *
+     * Usages should be checked with {@link #isSignalVerified()}
+     *
+     * @see #isSignalVerified()
+     *
+     * @return the Signal username; null when nothing is set up
+     */
     public String getSignalUsername ()
     {
         return appSharedPrefs.getString(SIGNAL_USERNAME,null);
@@ -130,6 +141,37 @@ public void setSignalUsername (String signalUsername)
         prefsEditor.commit();
     }
 
+    /**
+     * Returns the Signal username verified. This may not be a good way to check for
+     * Signal set up since this may invalidated by a call to register with a different username.
+     *
+     * Usages should be checked with {@link #isSignalVerified()}
+     *
+     * @see #isSignalVerified()
+     *
+     * @return the verified Signal username; null when no Signal username is verified even though registered.
+     */
+    @Nullable
+    public String getVerifiedSignalUsername() {
+        return appSharedPrefs.getString(SIGNAL_VERIFIED_USERNAME, null);
+    }
+
+    public void setVerifiedSignalUsername(String verifiedSignalUsername) {
+        prefsEditor.putString(SIGNAL_VERIFIED_USERNAME, verifiedSignalUsername);
+        prefsEditor.commit();
+    }
+
+    /**
+     * Checks if Signal is registered and verified for the Signal username returned by
+     * {@link #getSignalUsername()}
+     *
+     * @return true iff registered Signal username is same as that of the verified one.
+     */
+    public boolean isSignalVerified() {
+        return !TextUtils.isEmpty(getSignalUsername()) &&
+                getSignalUsername().equals(getVerifiedSignalUsername());
+    }
+
     public void activateRemoteAccess (boolean active) {
         prefsEditor.putBoolean(REMOTE_ACCESS_ACTIVE,active);
         prefsEditor.commit();

src/main/java/org/havenapp/main/SettingsFragment.java

@@ -217,6 +217,7 @@ public void onCreatePreferences(Bundle bundle, String s) {
         });
 
         checkSignalUsername();
+        checkSignalUsernameVerification();
         ((EditTextPreference) findPreference(PreferenceManager.VERIFY_SIGNAL)).setText("");
         askForPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE, 1);
 
@@ -410,6 +411,7 @@ public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, Strin
                     findPreference(PreferenceManager.REGISTER_SIGNAL).setSummary(R.string.register_signal_desc);
                 }
                 onRemoteNotificationParameterChange();
+                checkSignalUsernameVerification();
                 break;
             case PreferenceManager.VERIFY_SIGNAL: {
                 String text = ((EditTextPreference) findPreference(PreferenceManager.VERIFY_SIGNAL)).getText();
@@ -418,6 +420,7 @@ public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, Strin
                 }
                 activateSignal(preferences.getSignalUsername(), text);
                 onRemoteNotificationParameterChange();
+                checkSignalUsernameVerification();
                 break;
             }
             case PreferenceManager.REMOTE_PHONE_NUMBER:
@@ -585,12 +588,26 @@ private void checkSignalUsername() {
         }
     }
 
+    private void checkSignalUsernameVerification() {
+        String signalUsername = preferences.getSignalUsername();
+
+        // this will fail for all users currently has signal verified
+        if (checkValidString(signalUsername) &&
+                signalUsername.equals(preferences.getVerifiedSignalUsername())) {
+            findPreference(PreferenceManager.VERIFY_SIGNAL)
+                    .setSummary(R.string.verification_dialog_summary_verified);
+        } else {
+            findPreference(PreferenceManager.VERIFY_SIGNAL)
+                    .setSummary(R.string.verification_dialog_summary);
+        }
+    }
+
     private void activateSignal(String username, String verifyCode) {
         SignalSender sender = SignalSender.getInstance(mActivity, username);
 
         if (TextUtils.isEmpty(verifyCode)) {
-            ProgressDialog progressDialog = ProgressDialog.show(getContext(), "Registering to Signal",
-                    "Please wait while we register you to Signal services");
+            ProgressDialog progressDialog = ProgressDialog.show(getContext(), getString(R.string.registering_to_signal),
+                    getString(R.string.signal_registration_desc));
             sender.register(preferences.getVoiceVerificationEnabled(),
                     new SignalExecutorTask.TaskResult() {
                 @Override
@@ -610,14 +627,16 @@ public void onFailure(@NonNull String msg) {
                 }
             });
         } else {
-            ProgressDialog progressDialog = ProgressDialog.show(getContext(), "Verifying",
-                    "Please wait while we verify your registration to Signal services");
+            ProgressDialog progressDialog = ProgressDialog.show(getContext(), getString(R.string.verifying_signal),
+                    getString(R.string.verifying_signal_desc));
             sender.verify(verifyCode, new SignalExecutorTask.TaskResult() {
                 @Override
                 public void onSuccess(@NonNull String msg) {
                     if (isAdded() && getActivity() != null) {
                         progressDialog.dismiss();
                     }
+                    // mark that the current registered signal username is verified
+                    preferences.setVerifiedSignalUsername(preferences.getSignalUsername());
                     Toast.makeText(getContext(), msg, Toast.LENGTH_SHORT).show();
                 }
 

src/main/res/values/strings.xml

@@ -117,6 +117,7 @@
     <string name="sms_dialog_message">Enter a remote phone number to send alert notifications to</string>
     <string name="signal_dialog_summary">A phone number to send from using Signal</string>
     <string name="verification_dialog_summary">Tap to verify your Signal number</string>
+    <string name="verification_dialog_summary_verified">Signal number is verified</string>
     <string name="send_message_dialog">Enter a phone number to send a test alert notification message to</string>
     <string name="send_text_message">Test notifications…</string>
     <string name="service_address">Service Address</string>
@@ -177,5 +178,9 @@
     <string name="status_recording_video">Recording…</string>
     <string name="status_light">LIGHT DETECTED</string>
     <string name="run_disk_cleanup">Clean deleted logs from disk</string>
+    <string name="registering_to_signal">Registering to Signal</string>
+    <string name="signal_registration_desc">Please wait while we register you to Signal services</string>
+    <string name="verifying_signal">Verifying</string>
+    <string name="verifying_signal_desc">Please wait while we verify your registration to Signal services</string>
 
 </resources>