chrome/browser/ui/website_settings/website_settings.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_WEBSITE_SETTINGS_WEBSITE_SETTINGS_H_
   6 #define CHROME_BROWSER_UI_WEBSITE_SETTINGS_WEBSITE_SETTINGS_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/strings/string16.h"
  10 #include "base/time/time.h"
  11 #include "chrome/browser/common/cancelable_request.h"
  12 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
  13 #include "chrome/browser/history/history_service.h"
  14 #include "chrome/common/content_settings.h"
  15 #include "chrome/common/content_settings_types.h"
  16 #include "content/public/common/signed_certificate_timestamp_id_and_status.h"
  17 #include "ui/gfx/native_widget_types.h"
  18 #include "url/gurl.h"
  19
  20 namespace content {
  21 class CertStore;
  22 struct SSLStatus;
  23 }
  24
  25 class InfoBarService;
  26 class HostContentSettingsMap;
  27 class Profile;
  28 class WebsiteSettingsUI;
  29
  30 // The |WebsiteSettings| provides information about a website's permissions,
  31 // connection state and its identity. It owns a UI that displays the
  32 // information and allows users to change the permissions. |WebsiteSettings|
  33 // objects must be created on the heap. They destroy themselves after the UI is
  34 // closed.
  35 class WebsiteSettings : public TabSpecificContentSettings::SiteDataObserver {
  36  public:
  37   // Status of a connection to a website.
  38   enum SiteConnectionStatus {
  39     SITE_CONNECTION_STATUS_UNKNOWN = 0,      // No status available.
  40     SITE_CONNECTION_STATUS_ENCRYPTED,        // Connection is encrypted.
  41     SITE_CONNECTION_STATUS_MIXED_CONTENT,    // Site has unencrypted content.
  42     SITE_CONNECTION_STATUS_UNENCRYPTED,      // Connection is not encrypted.
  43     SITE_CONNECTION_STATUS_ENCRYPTED_ERROR,  // Connection error occured.
  44     SITE_CONNECTION_STATUS_INTERNAL_PAGE,    // Internal site.
  45   };
  46
  47   // Validation status of a website's identity.
  48   enum SiteIdentityStatus {
  49     // No status about the website's identity available.
  50     SITE_IDENTITY_STATUS_UNKNOWN = 0,
  51     // The website provided a valid certificate.
  52     SITE_IDENTITY_STATUS_CERT,
  53     // The website provided a valid EV certificate.
  54     SITE_IDENTITY_STATUS_EV_CERT,
  55     // The website provided a valid certificate but no revocation check could be
  56     // performed.
  57     SITE_IDENTITY_STATUS_CERT_REVOCATION_UNKNOWN,
  58     // Site identity could not be verified because the site did not provide a
  59     // certificate. This is the expected state for HTTP connections.
  60     SITE_IDENTITY_STATUS_NO_CERT,
  61     // An error occured while verifying the site identity.
  62     SITE_IDENTITY_STATUS_ERROR,
  63     // The site is a trusted internal chrome page.
  64     SITE_IDENTITY_STATUS_INTERNAL_PAGE,
  65     // The profile has accessed data using an administrator-provided
  66     // certificate, so the site might be able to intercept data.
  67     SITE_IDENTITY_STATUS_ADMIN_PROVIDED_CERT,
  68   };
  69
  70   // Creates a WebsiteSettings for the passed |url| using the given |ssl| status
  71   // object to determine the status of the site's connection. The
  72   // |WebsiteSettings| takes ownership of the |ui|.
  73   WebsiteSettings(WebsiteSettingsUI* ui,
  74                   Profile* profile,
  75                   TabSpecificContentSettings* tab_specific_content_settings,
  76                   InfoBarService* infobar_service,
  77                   const GURL& url,
  78                   const content::SSLStatus& ssl,
  79                   content::CertStore* cert_store);
  80   virtual ~WebsiteSettings();
  81
  82   // This method is called when ever a permission setting is changed.
  83   void OnSitePermissionChanged(ContentSettingsType type,
  84                                ContentSetting value);
  85
  86   // Callback used for requests to fetch the number of page visits from history
  87   // service and the time of the first visit.
  88   void OnGotVisitCountToHost(HistoryService::Handle handle,
  89                              bool found_visits,
  90                              int visit_count,
  91                              base::Time first_visit);
  92
  93   // This method is called by the UI when the UI is closing.
  94   void OnUIClosing();
  95
  96   // Accessors.
  97   SiteConnectionStatus site_connection_status() const {
  98     return site_connection_status_;
  99   }
 100
 101   SiteIdentityStatus site_identity_status() const {
 102     return site_identity_status_;
 103   }
 104
 105   base::string16 site_connection_details() const {
 106     return site_connection_details_;
 107   }
 108
 109   base::string16 site_identity_details() const {
 110     return site_identity_details_;
 111   }
 112
 113   base::string16 organization_name() const {
 114     return organization_name_;
 115   }
 116
 117   // SiteDataObserver implementation.
 118   virtual void OnSiteDataAccessed() OVERRIDE;
 119
 120  private:
 121   // Initializes the |WebsiteSettings|.
 122   void Init(Profile* profile,
 123             const GURL& url,
 124             const content::SSLStatus& ssl);
 125
 126   // Sets (presents) the information about the site's permissions in the |ui_|.
 127   void PresentSitePermissions();
 128
 129   // Sets (presents) the information about the site's data in the |ui_|.
 130   void PresentSiteData();
 131
 132   // Sets (presents) the information about the site's identity and connection
 133   // in the |ui_|.
 134   void PresentSiteIdentity();
 135
 136   // Sets (presents) history information about the site in the |ui_|. Passing
 137   // base::Time() as value for |first_visit| will clear the history information
 138   // in the UI.
 139   void PresentHistoryInfo(base::Time first_visit);
 140
 141   // The website settings UI displays information and controls for site
 142   // specific data (local stored objects like cookies), site specific
 143   // permissions (location, popup, plugin, etc.  permissions) and site specific
 144   // information (identity, connection status, etc.).
 145   WebsiteSettingsUI* ui_;
 146
 147   // The infobar service of the active tab.
 148   InfoBarService* infobar_service_;
 149
 150   // The flag that controls whether an infobar is displayed after the website
 151   // settings UI is closed or not.
 152   bool show_info_bar_;
 153
 154   // The Omnibox URL of the website for which to display site permissions and
 155   // site information.
 156   GURL site_url_;
 157
 158   // Status of the website's identity verification check.
 159   SiteIdentityStatus site_identity_status_;
 160
 161   // For secure connection |cert_id_| is set to the ID of the server
 162   // certificate. For non secure connections |cert_id_| is 0.
 163   int cert_id_;
 164   // For secure connection, |signed_certificate_timestamp_ids_| is the list of
 165   // all Signed Certificate Timestamps and their validation status.
 166   // Empty if no SCTs accompanied the certificate
 167   content::SignedCertificateTimestampIDStatusList
 168       signed_certificate_timestamp_ids_;
 169
 170   // Status of the connection to the website.
 171   SiteConnectionStatus site_connection_status_;
 172
 173   // TODO(markusheintz): Move the creation of all the base::string16 typed UI
 174   // strings below to the corresponding UI code, in order to prevent
 175   // unnecessary UTF-8 string conversions.
 176
 177   // Details about the website's identity. If the website's identity has been
 178   // verified then |site_identity_details_| contains who verified the identity.
 179   // This string will be displayed in the UI.
 180   base::string16 site_identity_details_;
 181
 182   // Details about the connection to the website. In case of an encrypted
 183   // connection |site_connection_details_| contains encryption details, like
 184   // encryption strength and ssl protocol version. This string will be
 185   // displayed in the UI.
 186   base::string16 site_connection_details_;
 187
 188   // For websites that provided an EV certificate |orgainization_name_|
 189   // contains the organization name of the certificate. In all other cases
 190   // |organization_name| is an empty string. This string will be displayed in
 191   // the UI.
 192   base::string16 organization_name_;
 193
 194   // The |CertStore| provides all X509Certificates.
 195   content::CertStore* cert_store_;
 196
 197   // The |HostContentSettingsMap| is the service that provides and manages
 198   // content settings (aka. site permissions).
 199   HostContentSettingsMap* content_settings_;
 200
 201   // Used to request the number of page visits.
 202   CancelableRequestConsumer visit_count_request_consumer_;
 203
 204   DISALLOW_COPY_AND_ASSIGN(WebsiteSettings);
 205 };
 206
 207 #endif  // CHROME_BROWSER_UI_WEBSITE_SETTINGS_WEBSITE_SETTINGS_H_