Remove password spaces warning

b/17409681

Change-Id: Ia411999fc7652b520f17fa2538980d9ba4bd172a

res/values/strings.xml

@@ -229,10 +229,6 @@
     <string name="account_duplicate_dlg_message_fmt">
         You\'re already using this username for the account \"<xliff:g id="duplicate">%s</xliff:g>\".
     </string>
-    <!-- String that is displayed as error text for passwords with leading or trailing
-         spaces.  [CHAR LIMIT=none] -->
-    <string name="account_password_spaces_error">This password starts or ends with one or more
-        space characters. Many servers don\'t support passwords with spaces.</string>
 
     <!-- On check-settings screen, this is the initially-displayed message. -->
     <string name="account_setup_check_settings_retr_info_msg">

src/com/android/email/activity/setup/AccountSettingsUtils.java

@@ -21,12 +21,9 @@ import android.content.ContentValues;
 import android.content.Context;
 import android.content.res.XmlResourceParser;
 import android.net.Uri;
-import android.text.Editable;
 import android.text.TextUtils;
-import android.widget.EditText;
 
 import com.android.email.R;
-import com.android.email.SecurityPolicy;
 import com.android.email.provider.AccountBackupRestore;
 import com.android.emailcommon.Logging;
 import com.android.emailcommon.VendorPolicyLoader;
@@ -433,17 +430,4 @@ public class AccountSettingsUtils {
         return ((incoming != null) ? incoming : outgoing) + '.' + server.substring(keepFirstChar);
     }
 
-    /**
-     * Helper to set error status on password fields that have leading or trailing spaces
-     */
-    public static void checkPasswordSpaces(Context context, EditText passwordField) {
-        Editable password = passwordField.getText();
-        int length = password.length();
-        if (length > 0) {
-            if (password.charAt(0) == ' ' || password.charAt(length-1) == ' ') {
-                passwordField.setError(context.getString(R.string.account_password_spaces_error));
-            }
-        }
-    }
-
 }

src/com/android/email/activity/setup/AccountSetupCredentialsFragment.java

@@ -145,23 +145,25 @@ public class AccountSetupCredentialsFragment extends AccountSetupFragment
         mClientCertificateSelector.setCertificate(getArguments().getString(EXTRA_CLIENT_CERT));
 
         // After any text edits, call validateFields() which enables or disables the Next button
-        mValidationTextWatcher = new TextWatcher() {
+        mValidationTextWatcher = new PasswordTextWatcher();
-            @Override
-            public void afterTextChanged(Editable s) {
-                validatePassword();
-            }
-
-            @Override
-            public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
-            @Override
-            public void onTextChanged(CharSequence s, int start, int before, int count) { }
-        };
         mImapPasswordText.addTextChangedListener(mValidationTextWatcher);
         mRegularPasswordText.addTextChangedListener(mValidationTextWatcher);
 
         return view;
     }
 
+    private class PasswordTextWatcher implements TextWatcher {
+        @Override
+        public void afterTextChanged(Editable s) {
+            validatePassword();
+        }
+
+        @Override
+        public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
+        @Override
+        public void onTextChanged(CharSequence s, int start, int before, int count) { }
+    }
+
     @Override
     public void onActivityCreated(final Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
@@ -243,9 +245,6 @@ public class AccountSetupCredentialsFragment extends AccountSetupFragment
 
     public void validatePassword() {
         setNextButtonEnabled(!TextUtils.isEmpty(getPassword()));
-        // Warn (but don't prevent) if password has leading/trailing spaces
-        AccountSettingsUtils.checkPasswordSpaces(mAppContext, mImapPasswordText);
-        AccountSettingsUtils.checkPasswordSpaces(mAppContext, mRegularPasswordText);
     }
 
     @Override

src/com/android/email/activity/setup/AuthenticationView.java

@@ -16,14 +16,11 @@ import android.widget.TextView;
 
 import com.android.email.R;
 import com.android.email.activity.UiUtilities;
-import com.android.emailcommon.Device;
 import com.android.emailcommon.VendorPolicyLoader.OAuthProvider;
 import com.android.emailcommon.provider.Credential;
 import com.android.emailcommon.provider.HostAuth;
 import com.google.common.annotations.VisibleForTesting;
 
-import java.io.IOException;
-
 public class AuthenticationView extends LinearLayout implements OnClickListener {
 
     private final static String SUPER_STATE = "super_state";
@@ -44,8 +41,6 @@ public class AuthenticationView extends LinearLayout implements OnClickListener
     private View mClearOAuthView;
     private View mAddAuthenticationView;
 
-    private TextWatcher mValidationTextWatcher;
-
     private boolean mOfferOAuth;
     private boolean mUseOAuth;
     private String mOAuthProvider;
@@ -93,18 +88,21 @@ public class AuthenticationView extends LinearLayout implements OnClickListener
         mClearOAuthView.setOnClickListener(this);
         mAddAuthenticationView.setOnClickListener(this);
 
-        mValidationTextWatcher = new TextWatcher() {
+        final TextWatcher validationTextWatcher = new PasswordTextWatcher();
-            @Override
+        mPasswordEdit.addTextChangedListener(validationTextWatcher);
-            public void afterTextChanged(Editable s) {
+    }
-                validateFields();
-            }
 
-            @Override
+    private class PasswordTextWatcher implements TextWatcher {
-            public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
+
-            @Override
+        @Override
-            public void onTextChanged(CharSequence s, int start, int before, int count) { }
+        public void afterTextChanged(Editable s) {
-        };
+            validateFields();
-        mPasswordEdit.addTextChangedListener(mValidationTextWatcher);
+        }
+
+        @Override
+        public void beforeTextChanged(CharSequence s, int start, int count, int after) { }
+        @Override
+        public void onTextChanged(CharSequence s, int start, int before, int count) { }
     }
 
     public void setAuthenticationCallback(final AuthenticationCallback host) {
@@ -138,8 +136,6 @@ public class AuthenticationView extends LinearLayout implements OnClickListener
             mAuthenticationCallback.onValidateStateChanged();
             mAuthenticationValid = valid;
         }
-        // Warn (but don't prevent) if password has leading/trailing spaces
-        AccountSettingsUtils.checkPasswordSpaces(getContext(), mPasswordEdit);
     }
 
     public void setAuthInfo(final boolean offerOAuth, final HostAuth hostAuth) {