src/chrome/browser/chromeos/attestation/platform_verification_dialog.cc

   1 // Copyright 2013 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/attestation/platform_verification_dialog.h"
   6
   7 #include "base/strings/utf_string_conversions.h"
   8 #include "chrome/browser/profiles/profile.h"
   9 #include "chrome/browser/ui/browser_finder.h"
  10 #include "chrome/browser/ui/browser_navigator.h"
  11 #include "chrome/browser/ui/browser_window.h"
  12 #include "chrome/browser/ui/singleton_tabs.h"
  13 #include "chrome/common/url_constants.h"
  14 #include "components/web_modal/web_contents_modal_dialog_host.h"
  15 #include "components/web_modal/web_contents_modal_dialog_manager.h"
  16 #include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
  17 #include "content/public/browser/web_contents.h"
  18 #include "content/public/common/page_transition_types.h"
  19 #include "extensions/browser/extension_registry.h"
  20 #include "extensions/common/extension.h"
  21 #include "grit/generated_resources.h"
  22 #include "ui/aura/window.h"
  23 #include "ui/base/l10n/l10n_util.h"
  24 #include "ui/views/border.h"
  25 #include "ui/views/controls/styled_label.h"
  26 #include "ui/views/layout/fill_layout.h"
  27 #include "ui/views/layout/layout_constants.h"
  28 #include "ui/views/widget/widget.h"
  29
  30 namespace chromeos {
  31 namespace attestation {
  32
  33 namespace {
  34
  35 const int kDialogMaxWidthInPixel = 400;
  36
  37 }  // namespace
  38
  39 // static
  40 void PlatformVerificationDialog::ShowDialog(
  41     content::WebContents* web_contents,
  42     const PlatformVerificationFlow::Delegate::ConsentCallback& callback) {
  43   GURL url = web_contents->GetLastCommittedURL();
  44   // In the case of an extension or hosted app, the origin of the request is
  45   // best described by the extension / app name.
  46   const extensions::Extension* extension =
  47       extensions::ExtensionRegistry::Get(web_contents->GetBrowserContext())->
  48           enabled_extensions().GetExtensionOrAppByURL(url);
  49   std::string origin = extension ? extension->name() : url.GetOrigin().spec();
  50
  51   PlatformVerificationDialog* dialog = new PlatformVerificationDialog(
  52       web_contents,
  53       base::UTF8ToUTF16(origin),
  54       callback);
  55
  56   // Sets up the dialog widget and shows it.
  57   web_modal::WebContentsModalDialogManager* web_contents_modal_dialog_manager =
  58       web_modal::WebContentsModalDialogManager::FromWebContents(web_contents);
  59   web_modal::WebContentsModalDialogManagerDelegate* modal_delegate =
  60       web_contents_modal_dialog_manager->delegate();
  61   views::Widget* widget = views::Widget::CreateWindowAsFramelessChild(
  62       dialog, modal_delegate->GetWebContentsModalDialogHost()->GetHostView());
  63   web_contents_modal_dialog_manager->ShowModalDialog(
  64       widget->GetNativeView());
  65   widget->Show();
  66 }
  67
  68 PlatformVerificationDialog::~PlatformVerificationDialog() {
  69 }
  70
  71 PlatformVerificationDialog::PlatformVerificationDialog(
  72     content::WebContents* web_contents,
  73     const base::string16& domain,
  74     const PlatformVerificationFlow::Delegate::ConsentCallback& callback)
  75     : web_contents_(web_contents),
  76       domain_(domain),
  77       callback_(callback) {
  78   SetLayoutManager(new views::FillLayout());
  79   SetBorder(views::Border::CreateEmptyBorder(
  80       0, views::kButtonHEdgeMarginNew, 0, views::kButtonHEdgeMarginNew));
  81   const base::string16 learn_more = l10n_util::GetStringUTF16(IDS_LEARN_MORE);
  82   std::vector<size_t> offsets;
  83   base::string16 headline = l10n_util::GetStringFUTF16(
  84       IDS_PLATFORM_VERIFICATION_DIALOG_HEADLINE, domain_, learn_more, &offsets);
  85   views::StyledLabel* headline_label = new views::StyledLabel(headline, this);
  86   headline_label->AddStyleRange(
  87       gfx::Range(offsets[1], offsets[1] + learn_more.size()),
  88       views::StyledLabel::RangeStyleInfo::CreateForLink());
  89   AddChildView(headline_label);
  90 }
  91
  92 bool PlatformVerificationDialog::Cancel() {
  93   callback_.Run(PlatformVerificationFlow::CONSENT_RESPONSE_DENY);
  94   return true;
  95 }
  96
  97 bool PlatformVerificationDialog::Accept() {
  98   callback_.Run(PlatformVerificationFlow::CONSENT_RESPONSE_ALLOW);
  99   return true;
 100 }
 101
 102 bool PlatformVerificationDialog::Close() {
 103   // This method is called when the tab is closed and in that case the decision
 104   // hasn't been made yet.
 105   callback_.Run(PlatformVerificationFlow::CONSENT_RESPONSE_NONE);
 106   return true;
 107 }
 108
 109 base::string16 PlatformVerificationDialog::GetDialogButtonLabel(
 110     ui::DialogButton button) const {
 111   switch (button) {
 112     case ui::DIALOG_BUTTON_OK:
 113       return l10n_util::GetStringUTF16(IDS_PLATFORM_VERIFICATION_DIALOG_ALLOW);
 114     case ui::DIALOG_BUTTON_CANCEL:
 115       return l10n_util::GetStringFUTF16(
 116           IDS_PLATFORM_VERIFICATION_DIALOG_DENY, domain_);
 117     default:
 118       NOTREACHED();
 119   }
 120   return base::string16();
 121 }
 122
 123 ui::ModalType PlatformVerificationDialog::GetModalType() const {
 124   return ui::MODAL_TYPE_CHILD;
 125 }
 126
 127 gfx::Size PlatformVerificationDialog::GetPreferredSize() {
 128   return gfx::Size(kDialogMaxWidthInPixel,
 129                    GetHeightForWidth(kDialogMaxWidthInPixel));
 130 }
 131
 132 void PlatformVerificationDialog::StyledLabelLinkClicked(const gfx::Range& range,
 133                                                         int event_flags) {
 134   Browser* browser = chrome::FindBrowserWithWebContents(web_contents_);
 135   const GURL learn_more_url(chrome::kEnhancedPlaybackNotificationLearnMoreURL);
 136
 137   // |web_contents_| might not be in a browser in case of v2 apps. In that case,
 138   // open a new tab in the usual way.
 139   if (!browser) {
 140     Profile* profile = Profile::FromBrowserContext(
 141         web_contents_->GetBrowserContext());
 142     chrome::NavigateParams params(
 143         profile, learn_more_url, content::PAGE_TRANSITION_LINK);
 144     params.disposition = SINGLETON_TAB;
 145     chrome::Navigate(&params);
 146   } else {
 147     chrome::ShowSingletonTab(browser, learn_more_url);
 148   }
 149 }
 150
 151 }  // namespace attestation
 152 }  // namespace chromeos