[tool] SpnegoAuth: add multi account, credential confirmation

tools/android/kerberos/SpnegoAuthenticator/src/org/chromium/tools/spnegoauthenticator/AccountData.java

Index: tools/android/kerberos/SpnegoAuthenticator/src/org/chromium/tools/spnegoauthenticator/AccountData.java
diff --git a/tools/android/kerberos/SpnegoAuthenticator/src/org/chromium/tools/spnegoauthenticator/AccountData.java b/tools/android/kerberos/SpnegoAuthenticator/src/org/chromium/tools/spnegoauthenticator/AccountData.java
new file mode 100644
index 0000000000000000000000000000000000000000..5c68378e2ac9bb350273f00e166e15e4a465c718
--- /dev/null
+++ b/tools/android/kerberos/SpnegoAuthenticator/src/org/chromium/tools/spnegoauthenticator/AccountData.java
@@ -0,0 +1,100 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.tools.spnegoauthenticator;
+
+import android.accounts.Account;
+import android.accounts.AccountManager;
+import android.content.Context;
+import android.content.Intent;
+import android.text.TextUtils;
+
+import org.chromium.base.Log;
+import org.chromium.net.HttpNegotiateConstants;
+
+/** Utility class to get and set account data. */
+class AccountData {
+    private static final String TAG = Constants.TAG;
+    private static final String OPT_KEY_AUTH = "isAuthenticated";
+    private static final String OPT_VALUE_AUTH = "YES";
+    private final Account mAccount;
+    private final String mPassword;
+    private boolean mIsAuthenticated;
+
+    private AccountData(Account account, boolean isAuthenticated) {
+        Log.d(TAG, "AccountData(name=%s, isAuthenticated=%s", account.name, isAuthenticated);
+        mAccount = account;
+        mIsAuthenticated = isAuthenticated;
+        mPassword = "userPass";
+    }
+
+    /** Creates some new account data. */
+    public static AccountData create(String name, Context context) {
+        Account account = new Account(name, context.getString(R.string.account_type));
+        boolean isAuthenticated = Constants.ACCOUNT_1_NAME.equals(name);
+
+        return new AccountData(account, isAuthenticated);
+    }
+
+    /**
+     * Creates a new {@link AccountData} object, looking at previously saved data to
+     * initialize it.
+     */
+    public static AccountData get(String accountName, Context context) {
+        Account account = new Account(accountName, context.getString(R.string.account_type));
+
+        AccountManager am = AccountManager.get(context);
+        String authValue = am.getUserData(account, OPT_KEY_AUTH);
+        boolean isAuthenticated = TextUtils.equals(authValue, OPT_VALUE_AUTH);
+
+        return new AccountData(account, isAuthenticated);
+    }
+
+    /**
+     * Saves the account data with the AccountManager. If the account did not previously
+     * exist, it will be created.
+     */
+    public void save(Context context) {
+        AccountManager am = AccountManager.get(context);
+
+        // Does nothing if the account already exists
+        am.addAccountExplicitly(mAccount, mPassword, null);
+
+        am.setUserData(mAccount, OPT_KEY_AUTH, mIsAuthenticated ? OPT_VALUE_AUTH : null);
+
+        // Is supposed to be send by AccountsService when accounts are modified, but it looks like
+        // the authenticator has to do it itself.
+        context.sendBroadcast(new Intent(AccountManager.LOGIN_ACCOUNTS_CHANGED_ACTION));
+    }
+
+    /** Returns an intent as expected for answers to {@link SpnegoAuthenticator#addAccount}. */
+    public Intent getAccountAddedIntent() {
+        Intent intent = new Intent();
+        intent.putExtra(AccountManager.KEY_ACCOUNT_NAME, mAccount.name);
+        intent.putExtra(AccountManager.KEY_ACCOUNT_TYPE, mAccount.type);
+        return intent;
+    }
+
+    /** Returns an intent as expected for answers to {@link SpnegoAuthenticator#getAuthToken}. */
+    public Intent getCredentialsConfirmedIntent() {
+        Intent intent = new Intent();
+        intent.putExtra(AccountManager.KEY_ACCOUNT_NAME, mAccount.name);
+        intent.putExtra(AccountManager.KEY_ACCOUNT_TYPE, mAccount.type);
+        intent.putExtra(AccountManager.KEY_AUTHTOKEN, Constants.AUTH_TOKEN);
+        intent.putExtra(HttpNegotiateConstants.KEY_SPNEGO_RESULT, 0);
+        return intent;
+    }
+
+    public boolean isAuthenticated() {
+        return mIsAuthenticated;
+    }
+
+    public void setIsAuthenticated(boolean value) {
+        mIsAuthenticated = value;
+    }
+
+    public Account getAccount() {
+        return mAccount;
+    }
+}