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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.email.activity.setup;
     18 
     19 import com.android.email.AccountBackupRestore;
     20 import com.android.email.R;
     21 import com.android.email.Utility;
     22 import com.android.email.activity.Welcome;
     23 import com.android.email.provider.EmailContent;
     24 import com.android.email.provider.EmailContent.Account;
     25 import com.android.email.provider.EmailContent.AccountColumns;
     26 import com.android.email.provider.EmailContent.HostAuth;
     27 
     28 import android.app.Activity;
     29 import android.content.ContentUris;
     30 import android.content.ContentValues;
     31 import android.content.Intent;
     32 import android.database.Cursor;
     33 import android.os.AsyncTask;
     34 import android.os.Bundle;
     35 import android.text.Editable;
     36 import android.text.TextWatcher;
     37 import android.text.method.TextKeyListener;
     38 import android.text.method.TextKeyListener.Capitalize;
     39 import android.view.View;
     40 import android.view.View.OnClickListener;
     41 import android.widget.Button;
     42 import android.widget.EditText;
     43 
     44 public class AccountSetupNames extends Activity implements OnClickListener {
     45     private static final String EXTRA_ACCOUNT_ID = "accountId";
     46     private static final String EXTRA_EAS_FLOW = "easFlow";
     47     private static final int REQUEST_SECURITY = 0;
     48 
     49     private EditText mDescription;
     50     private EditText mName;
     51     private Account mAccount;
     52     private Button mDoneButton;
     53     private boolean mEasAccount = false;
     54 
     55     private CheckAccountStateTask mCheckAccountStateTask;
     56 
     57     private static final int ACCOUNT_INFO_COLUMN_FLAGS = 0;
     58     private static final int ACCOUNT_INFO_COLUMN_SECURITY_FLAGS = 1;
     59     private static final String[] ACCOUNT_INFO_PROJECTION = new String[] {
     60             AccountColumns.FLAGS, AccountColumns.SECURITY_FLAGS };
     61 
     62     public static void actionSetNames(Activity fromActivity, long accountId, boolean easFlowMode) {
     63         Intent i = new Intent(fromActivity, AccountSetupNames.class);
     64         i.putExtra(EXTRA_ACCOUNT_ID, accountId);
     65         i.putExtra(EXTRA_EAS_FLOW, easFlowMode);
     66         fromActivity.startActivity(i);
     67     }
     68 
     69     @Override
     70     public void onCreate(Bundle savedInstanceState) {
     71         super.onCreate(savedInstanceState);
     72         setContentView(R.layout.account_setup_names);
     73         mDescription = (EditText)findViewById(R.id.account_description);
     74         mName = (EditText)findViewById(R.id.account_name);
     75         mDoneButton = (Button)findViewById(R.id.done);
     76         mDoneButton.setOnClickListener(this);
     77 
     78         TextWatcher validationTextWatcher = new TextWatcher() {
     79             public void afterTextChanged(Editable s) {
     80                 validateFields();
     81             }
     82 
     83             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
     84             }
     85 
     86             public void onTextChanged(CharSequence s, int start, int before, int count) {
     87             }
     88         };
     89         mName.addTextChangedListener(validationTextWatcher);
     90 
     91         mName.setKeyListener(TextKeyListener.getInstance(false, Capitalize.WORDS));
     92 
     93         long accountId = getIntent().getLongExtra(EXTRA_ACCOUNT_ID, -1);
     94         mAccount = EmailContent.Account.restoreAccountWithId(this, accountId);
     95         // Shouldn't happen, but it could
     96         if (mAccount == null) {
     97             onBackPressed();
     98             return;
     99         }
    100         // Get the hostAuth for receiving
    101         HostAuth hostAuth = HostAuth.restoreHostAuthWithId(this, mAccount.mHostAuthKeyRecv);
    102         if (hostAuth == null) {
    103             onBackPressed();
    104         }
    105 
    106         // Remember whether we're an EAS account, since it doesn't require the user name field
    107         mEasAccount = hostAuth.mProtocol.equals("eas");
    108         if (mEasAccount) {
    109             mName.setVisibility(View.GONE);
    110             findViewById(R.id.account_name_label).setVisibility(View.GONE);
    111         }
    112         /*
    113          * Since this field is considered optional, we don't set this here. If
    114          * the user fills in a value we'll reset the current value, otherwise we
    115          * just leave the saved value alone.
    116          */
    117         // mDescription.setText(mAccount.getDescription());
    118         if (mAccount != null && mAccount.getSenderName() != null) {
    119             mName.setText(mAccount.getSenderName());
    120         }
    121 
    122         // Make sure the "done" button is in the proper state
    123         validateFields();
    124     }
    125 
    126     @Override
    127     protected void onDestroy() {
    128         super.onDestroy();
    129 
    130         if (mCheckAccountStateTask != null &&
    131                 mCheckAccountStateTask.getStatus() != CheckAccountStateTask.Status.FINISHED) {
    132             mCheckAccountStateTask.cancel(true);
    133             mCheckAccountStateTask = null;
    134         }
    135     }
    136 
    137     /**
    138      * TODO: Validator should also trim the name string before checking it.
    139      */
    140     private void validateFields() {
    141         if (!mEasAccount) {
    142             mDoneButton.setEnabled(Utility.requiredFieldValid(mName));
    143         }
    144         Utility.setCompoundDrawablesAlpha(mDoneButton, mDoneButton.isEnabled() ? 255 : 128);
    145     }
    146 
    147     @Override
    148     public void onBackPressed() {
    149         boolean easFlowMode = getIntent().getBooleanExtra(EXTRA_EAS_FLOW, false);
    150         if (easFlowMode) {
    151             AccountSetupBasics.actionAccountCreateFinishedEas(this);
    152         } else {
    153             if (mAccount != null) {
    154                 AccountSetupBasics.actionAccountCreateFinished(this, mAccount.mId);
    155             } else {
    156                 // Safety check here;  If mAccount is null (due to external issues or bugs)
    157                 // just rewind back to Welcome, which can handle any configuration of accounts
    158                 Welcome.actionStart(this);
    159             }
    160         }
    161         finish();
    162     }
    163 
    164     /**
    165      * After having a chance to input the display names, we normally jump directly to the
    166      * inbox for the new account.  However if we're in EAS flow mode (externally-launched
    167      * account creation) we simply "pop" here which should return us to the Accounts activities.
    168      *
    169      * TODO: Validator should also trim the description string before checking it.
    170      */
    171     private void onNext() {
    172         if (Utility.requiredFieldValid(mDescription)) {
    173             mAccount.setDisplayName(mDescription.getText().toString());
    174         }
    175         String name = mName.getText().toString();
    176         mAccount.setSenderName(name);
    177         ContentValues cv = new ContentValues();
    178         cv.put(AccountColumns.DISPLAY_NAME, mAccount.getDisplayName());
    179         cv.put(AccountColumns.SENDER_NAME, name);
    180         mAccount.update(this, cv);
    181         // Update the backup (side copy) of the accounts
    182         AccountBackupRestore.backupAccounts(this);
    183 
    184         // Before proceeding, launch an AsyncTask to test the account for any syncing problems,
    185         // and if there's a problem, bring up the UI to update the security level.
    186         mCheckAccountStateTask = new CheckAccountStateTask(mAccount.mId);
    187         mCheckAccountStateTask.execute();
    188     }
    189 
    190     public void onClick(View v) {
    191         switch (v.getId()) {
    192             case R.id.done:
    193                 onNext();
    194                 break;
    195         }
    196     }
    197 
    198     /**
    199      * This async task is launched just before exiting.  It's a last chance test, before leaving
    200      * this activity, for the account being in a "hold" state, and gives the user a chance to
    201      * update security, enter a device PIN, etc. for a more seamless account setup experience.
    202      *
    203      * TODO: If there was *any* indication that security might be required, we could at least
    204      * force the DeviceAdmin activation step, without waiting for the initial sync/handshake
    205      * to fail.
    206      * TODO: If the user doesn't update the security, don't go to the MessageList.
    207      */
    208     private class CheckAccountStateTask extends AsyncTask<Void, Void, Boolean> {
    209 
    210         private long mAccountId;
    211 
    212         public CheckAccountStateTask(long accountId) {
    213             mAccountId = accountId;
    214         }
    215 
    216         @Override
    217         protected Boolean doInBackground(Void... params) {
    218             Cursor c = AccountSetupNames.this.getContentResolver().query(
    219                     ContentUris.withAppendedId(Account.CONTENT_URI, mAccountId),
    220                     ACCOUNT_INFO_PROJECTION, null, null, null);
    221             try {
    222                 if (c.moveToFirst()) {
    223                     int flags = c.getInt(ACCOUNT_INFO_COLUMN_FLAGS);
    224                     int securityFlags = c.getInt(ACCOUNT_INFO_COLUMN_SECURITY_FLAGS);
    225                     if ((flags & Account.FLAGS_SECURITY_HOLD) != 0) {
    226                         return Boolean.TRUE;
    227                     }
    228                 }
    229             } finally {
    230                 c.close();
    231             }
    232 
    233             return Boolean.FALSE;
    234         }
    235 
    236         @Override
    237         protected void onPostExecute(Boolean isSecurityHold) {
    238             if (!isCancelled()) {
    239                 if (isSecurityHold) {
    240                     Intent i = AccountSecurity.actionUpdateSecurityIntent(
    241                             AccountSetupNames.this, mAccountId);
    242                     AccountSetupNames.this.startActivityForResult(i, REQUEST_SECURITY);
    243                 } else {
    244                     onBackPressed();
    245                 }
    246             }
    247         }
    248     }
    249 
    250     /**
    251      * Handle the eventual result from the security update activity
    252      *
    253      * TODO: If the user doesn't update the security, don't go to the MessageList.
    254      */
    255     @Override
    256     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    257         switch (requestCode) {
    258             case REQUEST_SECURITY:
    259                 onBackPressed();
    260         }
    261         super.onActivityResult(requestCode, resultCode, data);
    262     }
    263 
    264 }
    265