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