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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/chromeos/login/online_attempt_host.h"
      6 
      7 #include "base/bind.h"
      8 #include "base/sha1.h"
      9 #include "chrome/browser/chromeos/login/auth_attempt_state.h"
     10 #include "chrome/browser/chromeos/login/online_attempt.h"
     11 #include "chrome/browser/chromeos/login/user.h"
     12 #include "chrome/browser/profiles/profile.h"
     13 #include "content/public/browser/browser_thread.h"
     14 #include "google_apis/gaia/gaia_auth_util.h"
     15 
     16 namespace chromeos {
     17 
     18 OnlineAttemptHost::OnlineAttemptHost(Delegate* delegate)
     19     : delegate_(delegate), weak_ptr_factory_(this) {}
     20 
     21 OnlineAttemptHost::~OnlineAttemptHost() {
     22   Reset();
     23 }
     24 
     25 void OnlineAttemptHost::Check(Profile* profile,
     26                               const UserContext& user_context) {
     27   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
     28   std::string attempt_hash = base::SHA1HashString(
     29       user_context.username + "\n" + user_context.password);
     30   if (attempt_hash != current_attempt_hash_) {
     31     Reset();
     32     current_attempt_hash_ = attempt_hash;
     33     current_username_ = user_context.username;
     34 
     35     state_.reset(
     36         new AuthAttemptState(
     37             UserContext(gaia::CanonicalizeEmail(user_context.username),
     38                         user_context.password,
     39                         user_context.auth_code),
     40             std::string(),  // ascii_hash
     41             std::string(),  // login_token
     42             std::string(),  // login_captcha
     43             User::USER_TYPE_REGULAR,
     44             false));  // user_is_new.
     45     online_attempt_.reset(new OnlineAttempt(state_.get(),
     46                                             this));
     47     online_attempt_->Initiate(profile);
     48   }
     49 }
     50 
     51 void OnlineAttemptHost::Reset() {
     52   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
     53   online_attempt_.reset(NULL);
     54   current_attempt_hash_.clear();
     55   current_username_.clear();
     56 }
     57 
     58 void OnlineAttemptHost::Resolve() {
     59   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
     60   if (state_->online_complete()) {
     61     bool success = state_->online_outcome().reason() == LoginFailure::NONE;
     62     content::BrowserThread::PostTask(
     63         content::BrowserThread::UI,
     64         FROM_HERE,
     65         base::Bind(&OnlineAttemptHost::ResolveOnUIThread,
     66                    weak_ptr_factory_.GetWeakPtr(),
     67                    success));
     68   }
     69 }
     70 
     71 void OnlineAttemptHost::ResolveOnUIThread(bool success) {
     72   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
     73   delegate_->OnChecked(current_username_, success);
     74   Reset();
     75 }
     76 
     77 }  // namespace chromeos
     78