src/chrome/browser/chromeos/options/vpn_config_view.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_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
   6 #define CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/strings/string16.h"
  12 #include "chrome/browser/chromeos/options/cert_library.h"
  13 #include "chrome/browser/chromeos/options/network_config_view.h"
  14 #include "chrome/browser/chromeos/options/network_property_ui_data.h"
  15 #include "chrome/browser/chromeos/options/passphrase_textfield.h"
  16 #include "chromeos/network/client_cert_util.h"
  17 #include "ui/views/controls/button/button.h"
  18 #include "ui/views/controls/combobox/combobox_listener.h"
  19 #include "ui/views/controls/textfield/textfield_controller.h"
  20 #include "ui/views/view.h"
  21
  22 namespace base {
  23 class DictionaryValue;
  24 }
  25
  26 namespace views {
  27 class Checkbox;
  28 class GridLayout;
  29 class Label;
  30 }
  31
  32 namespace chromeos {
  33
  34 class NetworkState;
  35
  36 namespace internal {
  37 class ProviderTypeComboboxModel;
  38 class VpnServerCACertComboboxModel;
  39 class VpnUserCertComboboxModel;
  40 }
  41
  42 // A dialog box to allow configuration of VPN connection.
  43 class VPNConfigView : public ChildNetworkConfigView,
  44                       public views::TextfieldController,
  45                       public views::ButtonListener,
  46                       public views::ComboboxListener,
  47                       public CertLibrary::Observer {
  48  public:
  49   VPNConfigView(NetworkConfigView* parent, const std::string& service_path);
  50   virtual ~VPNConfigView();
  51
  52   // views::TextfieldController:
  53   virtual void ContentsChanged(views::Textfield* sender,
  54                                const base::string16& new_contents) override;
  55   virtual bool HandleKeyEvent(views::Textfield* sender,
  56                               const ui::KeyEvent& key_event) override;
  57
  58   // views::ButtonListener:
  59   virtual void ButtonPressed(views::Button* sender,
  60                              const ui::Event& event) override;
  61
  62   // views::ComboboxListener:
  63   virtual void OnPerformAction(views::Combobox* combobox) override;
  64
  65   // CertLibrary::Observer:
  66   virtual void OnCertificatesLoaded(bool initial_load) override;
  67
  68   // ChildNetworkConfigView:
  69   virtual base::string16 GetTitle() const override;
  70   virtual views::View* GetInitiallyFocusedView() override;
  71   virtual bool CanLogin() override;
  72   virtual bool Login() override;
  73   virtual void Cancel() override;
  74   virtual void InitFocus() override;
  75
  76  private:
  77   // Initializes data members and create UI controls.
  78   void Init();
  79
  80   // Callback to initialize fields from uncached network properties.
  81   void InitFromProperties(const std::string& service_path,
  82                           const base::DictionaryValue& dictionary);
  83   void ParseUIProperties(const NetworkState* vpn);
  84   void GetPropertiesError(const std::string& error_name,
  85                           scoped_ptr<base::DictionaryValue> error_data);
  86
  87   // Fill in |properties| with the properties for the selected client (user)
  88   // certificate or empty properties if no client cert is required.
  89   void SetUserCertProperties(chromeos::client_cert::ConfigType client_cert_type,
  90                              base::DictionaryValue* properties) const;
  91
  92   // Helper function to set configurable properties.
  93   void SetConfigProperties(base::DictionaryValue* properties);
  94
  95   // Set and update all control values.
  96   void Refresh();
  97
  98   // Update various controls.
  99   void UpdateControlsToEnable();
 100   void UpdateControls();
 101   void UpdateErrorLabel();
 102
 103   // Update state of the Login button.
 104   void UpdateCanLogin();
 105
 106   // Returns true if there is at least one user certificate installed.
 107   bool HaveUserCerts() const;
 108
 109   // Returns true if there is a selected user certificate and it is valid.
 110   bool IsUserCertValid() const;
 111
 112   // Get text from input field.
 113   const std::string GetTextFromField(views::Textfield* textfield,
 114                                      bool trim_whitespace) const;
 115
 116   // Get passphrase from input field.
 117   const std::string GetPassphraseFromField(
 118       PassphraseTextfield* textfield) const;
 119
 120   // Convenience methods to get text from input field or cached VirtualNetwork.
 121   const std::string GetService() const;
 122   const std::string GetServer() const;
 123   const std::string GetPSKPassphrase() const;
 124   const std::string GetUsername() const;
 125   const std::string GetUserPassphrase() const;
 126   const std::string GetOTP() const;
 127   const std::string GetGroupName() const;
 128   const std::string GetServerCACertPEM() const;
 129   bool GetSaveCredentials() const;
 130   int GetProviderTypeIndex() const;
 131   std::string GetProviderTypeString() const;
 132
 133   // Parses a VPN UI |property| from the given |network|. |key| is the property
 134   // name within the type-specific VPN subdictionary named |dict_key|.
 135   void ParseVPNUIProperty(const NetworkState* network,
 136                           const std::string& dict_key,
 137                           const std::string& key,
 138                           NetworkPropertyUIData* property_ui_data);
 139
 140   base::string16 service_name_from_server_;
 141   bool service_text_modified_;
 142
 143   // Initialized in Init():
 144
 145   bool enable_psk_passphrase_;
 146   bool enable_user_cert_;
 147   bool enable_server_ca_cert_;
 148   bool enable_otp_;
 149   bool enable_group_name_;
 150
 151   NetworkPropertyUIData ca_cert_ui_data_;
 152   NetworkPropertyUIData psk_passphrase_ui_data_;
 153   NetworkPropertyUIData user_cert_ui_data_;
 154   NetworkPropertyUIData username_ui_data_;
 155   NetworkPropertyUIData user_passphrase_ui_data_;
 156   NetworkPropertyUIData group_name_ui_data_;
 157   NetworkPropertyUIData save_credentials_ui_data_;
 158
 159   int title_;
 160
 161   views::GridLayout* layout_;
 162   views::Textfield* server_textfield_;
 163   views::Label* service_text_;
 164   views::Textfield* service_textfield_;
 165   scoped_ptr<internal::ProviderTypeComboboxModel> provider_type_combobox_model_;
 166   views::Combobox* provider_type_combobox_;
 167   views::Label* provider_type_text_label_;
 168   views::Label* psk_passphrase_label_;
 169   PassphraseTextfield* psk_passphrase_textfield_;
 170   views::Label* user_cert_label_;
 171   scoped_ptr<internal::VpnUserCertComboboxModel> user_cert_combobox_model_;
 172   views::Combobox* user_cert_combobox_;
 173   views::Label* server_ca_cert_label_;
 174   scoped_ptr<internal::VpnServerCACertComboboxModel>
 175       server_ca_cert_combobox_model_;
 176   views::Combobox* server_ca_cert_combobox_;
 177   views::Textfield* username_textfield_;
 178   PassphraseTextfield* user_passphrase_textfield_;
 179   views::Label* otp_label_;
 180   views::Textfield* otp_textfield_;
 181   views::Label* group_name_label_;
 182   views::Textfield* group_name_textfield_;
 183   views::Checkbox* save_credentials_checkbox_;
 184   views::Label* error_label_;
 185
 186   // Cached VPN properties, only set when configuring an existing network.
 187   int provider_type_index_;
 188   std::string ca_cert_pem_;
 189   std::string client_cert_id_;
 190
 191   base::WeakPtrFactory<VPNConfigView> weak_ptr_factory_;
 192
 193   DISALLOW_COPY_AND_ASSIGN(VPNConfigView);
 194 };
 195
 196 }  // namespace chromeos
 197
 198 #endif  // CHROME_BROWSER_CHROMEOS_OPTIONS_VPN_CONFIG_VIEW_H_