chrome/browser/ui/webui/certificate_viewer_webui.h

   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 #ifndef CHROME_BROWSER_UI_WEBUI_CERTIFICATE_VIEWER_WEBUI_H_
   6 #define CHROME_BROWSER_UI_WEBUI_CERTIFICATE_VIEWER_WEBUI_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/compiler_specific.h"
  12 #include "base/values.h"
  13 #include "content/public/browser/web_ui_message_handler.h"
  14 #include "net/cert/x509_certificate.h"
  15 #include "ui/gfx/native_widget_types.h"
  16 #include "ui/web_dialogs/web_dialog_delegate.h"
  17
  18 namespace content {
  19 class WebContents;
  20 }
  21
  22 class ConstrainedWebDialogDelegate;
  23
  24 // Modal dialog for displaying detailed certificate information. This is used in
  25 // chromeos builds to display detailed information in a modal dialog when the
  26 // user clicks on "View" from the Certificate Manager dialog.
  27 class CertificateViewerModalDialog : public ui::WebDialogDelegate {
  28  public:
  29   // Construct a certificate viewer for the passed in certificate. A reference
  30   // to the certificate pointer is added for the lifetime of the certificate
  31   // viewer.
  32   explicit CertificateViewerModalDialog(
  33       net::X509Certificate* cert);
  34   ~CertificateViewerModalDialog() override;
  35
  36   virtual void Show(content::WebContents* web_contents,
  37                     gfx::NativeWindow parent);
  38   virtual gfx::NativeWindow GetNativeWebContentsModalDialog();
  39   const content::WebUI* GetWebUI() const { return webui_; }
  40
  41  protected:
  42   // Overridden from ui::WebDialogDelegate:
  43   ui::ModalType GetDialogModalType() const override;
  44   base::string16 GetDialogTitle() const override;
  45   GURL GetDialogContentURL() const override;
  46   void GetWebUIMessageHandlers(
  47       std::vector<content::WebUIMessageHandler*>* handlers) const override;
  48   void GetDialogSize(gfx::Size* size) const override;
  49   std::string GetDialogArgs() const override;
  50   void OnDialogShown(content::WebUI* webui,
  51                      content::RenderViewHost* render_view_host) override;
  52   void OnDialogClosed(const std::string& json_retval) override;
  53   void OnCloseContents(content::WebContents* source,
  54                        bool* out_close_dialog) override;
  55   bool ShouldShowDialogTitle() const override;
  56
  57   // The certificate being viewed.
  58   scoped_refptr<net::X509Certificate> cert_;
  59
  60   // The title of the certificate viewer dialog, Certificate Viewer: CN.
  61   base::string16 title_;
  62
  63  private:
  64   content::WebUI* webui_;
  65   gfx::NativeWindow window_;
  66   DISALLOW_COPY_AND_ASSIGN(CertificateViewerModalDialog);
  67 };
  68
  69 // Dialog for displaying detailed certificate information. This is used in linux
  70 // and chromeos builds to display detailed information in a floating dialog when
  71 // the user clicks on "Certificate Information" from the lock icon of a web site
  72 // or "View" from the Certificate Manager.
  73 class CertificateViewerDialog : public CertificateViewerModalDialog {
  74  public:
  75   // Construct a certificate viewer for the passed in certificate. A reference
  76   // to the certificate pointer is added for the lifetime of the certificate
  77   // viewer.
  78   explicit CertificateViewerDialog(net::X509Certificate* cert);
  79   ~CertificateViewerDialog() override;
  80
  81   // CertificateViewerModalDialog overrides.
  82   void Show(content::WebContents* web_contents,
  83             gfx::NativeWindow parent) override;
  84   gfx::NativeWindow GetNativeWebContentsModalDialog() override;
  85
  86  protected:
  87   // Overridden from ui::WebDialogDelegate:
  88   GURL GetDialogContentURL() const override;
  89   ui::ModalType GetDialogModalType() const override;
  90
  91  private:
  92   ConstrainedWebDialogDelegate* dialog_;
  93
  94   DISALLOW_COPY_AND_ASSIGN(CertificateViewerDialog);
  95 };
  96
  97 // Dialog handler which handles calls from the JS WebUI code to view certificate
  98 // details and export the certificate.
  99 class CertificateViewerDialogHandler : public content::WebUIMessageHandler {
 100  public:
 101   CertificateViewerDialogHandler(CertificateViewerModalDialog* dialog,
 102                                  net::X509Certificate* cert);
 103   ~CertificateViewerDialogHandler() override;
 104
 105   // Overridden from WebUIMessageHandler
 106   void RegisterMessages() override;
 107
 108  private:
 109   // Brings up the export certificate dialog for the chosen certificate in the
 110   // chain.
 111   //
 112   // The input is an integer index to the certificate in the chain to export.
 113   void ExportCertificate(const base::ListValue* args);
 114
 115   // Gets the details for a specific certificate in the certificate chain. Calls
 116   // the javascript function cert_viewer.getCertificateFields with a tree
 117   // structure containing the fields and values for certain nodes.
 118   //
 119   // The input is an integer index to the certificate in the chain to view.
 120   void RequestCertificateFields(const base::ListValue* args);
 121
 122   // Helper function to get the certificate index from |args|. Returns -1 if
 123   // the index is out of range.
 124   int GetCertificateIndex(const base::ListValue* args) const;
 125
 126   // The certificate being viewed.
 127   scoped_refptr<net::X509Certificate> cert_;
 128
 129   // The dialog.
 130   CertificateViewerModalDialog* dialog_;
 131
 132   // The certificate chain. Does not take references, so only valid as long as
 133   // |cert_| is.
 134   net::X509Certificate::OSCertHandles cert_chain_;
 135
 136   DISALLOW_COPY_AND_ASSIGN(CertificateViewerDialogHandler);
 137 };
 138
 139 #endif  // CHROME_BROWSER_UI_WEBUI_CERTIFICATE_VIEWER_WEBUI_H_