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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/captive_portal_view.h"
      6 
      7 #include "base/strings/utf_string_conversions.h"
      8 #include "chrome/browser/captive_portal/captive_portal_detector.h"
      9 #include "chrome/browser/chromeos/login/captive_portal_window_proxy.h"
     10 #include "chromeos/network/network_handler.h"
     11 #include "chromeos/network/network_state.h"
     12 #include "chromeos/network/network_state_handler.h"
     13 #include "content/public/browser/web_contents.h"
     14 #include "grit/generated_resources.h"
     15 #include "ui/base/l10n/l10n_util.h"
     16 #include "url/gurl.h"
     17 
     18 namespace {
     19 
     20 const char* CaptivePortalStartURL() {
     21   return captive_portal::CaptivePortalDetector::kDefaultURL;
     22 }
     23 
     24 }  // namespace
     25 
     26 namespace chromeos {
     27 
     28 CaptivePortalView::CaptivePortalView(Profile* profile,
     29                                      CaptivePortalWindowProxy* proxy)
     30     : SimpleWebViewDialog(profile),
     31       proxy_(proxy),
     32       redirected_(false) {
     33 }
     34 
     35 CaptivePortalView::~CaptivePortalView() {
     36 }
     37 
     38 void CaptivePortalView::StartLoad() {
     39   SimpleWebViewDialog::StartLoad(GURL(CaptivePortalStartURL()));
     40 }
     41 
     42 bool CaptivePortalView::CanResize() const {
     43   return false;
     44 }
     45 
     46 ui::ModalType CaptivePortalView::GetModalType() const {
     47   return ui::MODAL_TYPE_SYSTEM;
     48 }
     49 
     50 string16 CaptivePortalView::GetWindowTitle() const {
     51   string16 network_name;
     52   const NetworkState* default_network =
     53       NetworkHandler::Get()->network_state_handler()->DefaultNetwork();
     54   std::string default_network_name =
     55       default_network ? default_network->name() : std::string();
     56   if (!default_network_name.empty()) {
     57     network_name = ASCIIToUTF16(default_network_name);
     58   } else {
     59     DLOG(ERROR)
     60         << "No active/default network, but captive portal window is shown.";
     61   }
     62 
     63   return l10n_util::GetStringFUTF16(IDS_LOGIN_CAPTIVE_PORTAL_WINDOW_TITLE,
     64                                     network_name);
     65 }
     66 
     67 bool CaptivePortalView::ShouldShowWindowTitle() const {
     68   return true;
     69 }
     70 
     71 void CaptivePortalView::NavigationStateChanged(
     72     const content::WebContents* source, unsigned changed_flags) {
     73   SimpleWebViewDialog::NavigationStateChanged(source, changed_flags);
     74 
     75   // Naive way to determine the redirection. This won't be needed after portal
     76   // detection will be done on the Chrome side.
     77   GURL url = source->GetLastCommittedURL();
     78   // Note, |url| will be empty for "client3.google.com/generate_204" page.
     79   if (!redirected_  && url != GURL::EmptyGURL() &&
     80       url != GURL(CaptivePortalStartURL())) {
     81     DLOG(INFO) << CaptivePortalStartURL() << " vs " << url.spec();
     82     redirected_ = true;
     83     proxy_->OnRedirected();
     84   }
     85 }
     86 
     87 void CaptivePortalView::LoadingStateChanged(content::WebContents* source) {
     88   SimpleWebViewDialog::LoadingStateChanged(source);
     89   // TODO(nkostylev): Fix case of no connectivity, check HTTP code returned.
     90   // Disable this heuristic as it has false positives.
     91   // Relying on just shill portal check to close dialog is fine.
     92   // if (!is_loading && !redirected_)
     93   //   proxy_->OnOriginalURLLoaded();
     94 }
     95 
     96 }  // namespace chromeos
     97