Supporter.
[dcpomatic.git] / src / wx / config_dialog.cc
index da6a94bbe17b458bff2c8c89f6d7b9a07c8a080e..30585f4e341ece1af0cb9441a98dc9d0c98d3554 100644 (file)
 /*
-    Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2017 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
-/** @file src/config_dialog.cc
- *  @brief A dialogue to edit DCP-o-matic configuration.
- */
-
 #include "config_dialog.h"
-#include "wx_util.h"
-#include "editable_list.h"
-#include "filter_dialog.h"
-#include "dir_picker_ctrl.h"
-#include "isdcf_metadata_dialog.h"
-#include "server_dialog.h"
-#include "make_signer_chain_dialog.h"
-#include "lib/config.h"
-#include "lib/ratio.h"
-#include "lib/filter.h"
-#include "lib/dcp_content_type.h"
-#include "lib/log.h"
-#include "lib/util.h"
-#include "lib/raw_convert.h"
-#include "lib/cross.h"
-#include "lib/exceptions.h"
-#include <dcp/exceptions.h>
-#include <dcp/certificate_chain.h>
-#include <wx/stdpaths.h>
-#include <wx/preferences.h>
-#include <wx/filepicker.h>
-#include <wx/spinctrl.h>
-#include <boost/lexical_cast.hpp>
-#include <boost/filesystem.hpp>
-#include <iostream>
-
-using std::vector;
-using std::string;
-using std::list;
-using std::cout;
+#include "nag_dialog.h"
+
 using boost::bind;
-using boost::shared_ptr;
-using boost::lexical_cast;
 
-class Page
+static
+void
+do_nothing ()
 {
-public:
-       Page (wxSize panel_size, int border)
-               : _border (border)
-               , _panel (0)
-               , _panel_size (panel_size)
-               , _window_exists (false)
-       {
-               _config_connection = Config::instance()->Changed.connect (boost::bind (&Page::config_changed_wrapper, this));
-       }
 
-       virtual ~Page () {}
-
-protected:
-       wxWindow* create_window (wxWindow* parent)
-       {
-               _panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
-               wxBoxSizer* s = new wxBoxSizer (wxVERTICAL);
-               _panel->SetSizer (s);
+}
 
-               setup ();
-               _window_exists = true;
-               config_changed ();
+Page::Page (wxSize panel_size, int border)
+       : _border (border)
+       , _panel (0)
+       , _panel_size (panel_size)
+       , _window_exists (false)
+{
+       _config_connection = Config::instance()->Changed.connect (boost::bind (&Page::config_changed_wrapper, this));
+}
 
-               _panel->Bind (wxEVT_DESTROY, boost::bind (&Page::window_destroyed, this));
+wxWindow*
+Page::create_window (wxWindow* parent)
+{
+       _panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
+       wxBoxSizer* s = new wxBoxSizer (wxVERTICAL);
+       _panel->SetSizer (s);
 
-               return _panel;
-       }
+       setup ();
+       _window_exists = true;
+       config_changed ();
 
-       int _border;
-       wxPanel* _panel;
+       _panel->Bind (wxEVT_DESTROY, boost::bind (&Page::window_destroyed, this));
 
-private:
-       virtual void config_changed () = 0;
-       virtual void setup () = 0;
+       return _panel;
+}
 
-       void config_changed_wrapper ()
-       {
-               if (_window_exists) {
-                       config_changed ();
-               }
+void
+Page::config_changed_wrapper ()
+{
+       if (_window_exists) {
+               config_changed ();
        }
+}
 
-       void window_destroyed ()
-       {
-               _window_exists = false;
-       }
+void
+Page::window_destroyed ()
+{
+       _window_exists = false;
+}
 
-       wxSize _panel_size;
-       boost::signals2::scoped_connection _config_connection;
-       bool _window_exists;
-};
 
-class StockPage : public wxStockPreferencesPage, public Page
+StockPage::StockPage (Kind kind, wxSize panel_size, int border)
+       : wxStockPreferencesPage (kind)
+       , Page (panel_size, border)
 {
-public:
-       StockPage (Kind kind, wxSize panel_size, int border)
-               : wxStockPreferencesPage (kind)
-               , Page (panel_size, border)
-       {}
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               return create_window (parent);
-       }
-};
+}
 
-class StandardPage : public wxPreferencesPage, public Page
+wxWindow*
+StockPage::CreateWindow (wxWindow* parent)
 {
-public:
-       StandardPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
-
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               return create_window (parent);
-       }
-};
+       return create_window (parent);
+}
 
-class GeneralPage : public StockPage
+StandardPage::StandardPage (wxSize panel_size, int border)
+       : Page (panel_size, border)
 {
-public:
-       GeneralPage (wxSize panel_size, int border)
-               : StockPage (Kind_General, panel_size, border)
-       {}
 
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               _set_language = new wxCheckBox (_panel, wxID_ANY, _("Set language"));
-               table->Add (_set_language, 1);
-               _language = new wxChoice (_panel, wxID_ANY);
-               _language->Append (wxT ("Deutsch"));
-               _language->Append (wxT ("English"));
-               _language->Append (wxT ("Español"));
-               _language->Append (wxT ("Français"));
-               _language->Append (wxT ("Italiano"));
-               _language->Append (wxT ("Nederlands"));
-               _language->Append (wxT ("Svenska"));
-               _language->Append (wxT ("Русский"));
-               _language->Append (wxT ("Polski"));
-               _language->Append (wxT ("Danske"));
-               table->Add (_language);
-
-               wxStaticText* restart = add_label_to_sizer (table, _panel, _("(restart DCP-o-matic to see language changes)"), false);
-               wxFont font = restart->GetFont();
-               font.SetStyle (wxFONTSTYLE_ITALIC);
-               font.SetPointSize (font.GetPointSize() - 1);
-               restart->SetFont (font);
-               table->AddSpacer (0);
-
-               add_label_to_sizer (table, _panel, _("Threads to use for encoding on this host"), true);
-               _num_local_encoding_threads = new wxSpinCtrl (_panel);
-               table->Add (_num_local_encoding_threads, 1);
-
-               _check_for_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for updates on startup"));
-               table->Add (_check_for_updates, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-
-               _check_for_test_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for testing updates as well as stable ones"));
-               table->Add (_check_for_test_updates, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-
-               _set_language->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::set_language_changed, this));
-               _language->Bind     (wxEVT_COMMAND_CHOICE_SELECTED,  boost::bind (&GeneralPage::language_changed,     this));
-
-               _num_local_encoding_threads->SetRange (1, 128);
-               _num_local_encoding_threads->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&GeneralPage::num_local_encoding_threads_changed, this));
-
-               _check_for_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_updates_changed, this));
-               _check_for_test_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_test_updates_changed, this));
-       }
+}
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               checked_set (_set_language, config->language ());
-
-               if (config->language().get_value_or ("") == "fr") {
-                       checked_set (_language, 3);
-               } else if (config->language().get_value_or ("") == "it") {
-                       checked_set (_language, 4);
-               } else if (config->language().get_value_or ("") == "es") {
-                       checked_set (_language, 2);
-               } else if (config->language().get_value_or ("") == "sv") {
-                       checked_set (_language, 6);
-               } else if (config->language().get_value_or ("") == "de") {
-                       checked_set (_language, 0);
-               } else if (config->language().get_value_or ("") == "nl") {
-                       checked_set (_language, 5);
-               } else if (config->language().get_value_or ("") == "ru") {
-                       checked_set (_language, 7);
-               } else if (config->language().get_value_or ("") == "pl") {
-                       checked_set (_language, 8);
-               } else if (config->language().get_value_or ("") == "da") {
-                       checked_set (_language, 9);
-               } else {
-                       _language->SetSelection (1);
-               }
+wxWindow*
+StandardPage::CreateWindow (wxWindow* parent)
+{
+       return create_window (parent);
+}
 
-               setup_language_sensitivity ();
+GeneralPage::GeneralPage (wxSize panel_size, int border)
+       : StockPage (Kind_General, panel_size, border)
+{
 
-               checked_set (_num_local_encoding_threads, config->num_local_encoding_threads ());
-               checked_set (_check_for_updates, config->check_for_updates ());
-               checked_set (_check_for_test_updates, config->check_for_test_updates ());
-       }
+}
 
-       void setup_language_sensitivity ()
-       {
-               _language->Enable (_set_language->GetValue ());
-       }
+void
+GeneralPage::add_language_controls (wxGridBagSizer* table, int& r)
+{
+       _set_language = new wxCheckBox (_panel, wxID_ANY, _("Set language"));
+       table->Add (_set_language, wxGBPosition (r, 0));
+       _language = new wxChoice (_panel, wxID_ANY);
+       std::vector<std::pair<std::string, std::string> > languages;
+       languages.push_back (std::make_pair ("Čeština", "cs_CZ"));
+       languages.push_back (std::make_pair ("汉语/漢語", "zh_CN"));
+       languages.push_back (std::make_pair ("Dansk", "da_DK"));
+       languages.push_back (std::make_pair ("Deutsch", "de_DE"));
+       languages.push_back (std::make_pair ("English", "en_GB"));
+       languages.push_back (std::make_pair ("Español", "es_ES"));
+       languages.push_back (std::make_pair ("Français", "fr_FR"));
+       languages.push_back (std::make_pair ("Italiano", "it_IT"));
+       languages.push_back (std::make_pair ("Nederlands", "nl_NL"));
+       languages.push_back (std::make_pair ("Русский", "ru_RU"));
+       languages.push_back (std::make_pair ("Polski", "pl_PL"));
+       languages.push_back (std::make_pair ("Português europeu", "pt_PT"));
+       languages.push_back (std::make_pair ("Português do Brasil", "pt_BR"));
+       languages.push_back (std::make_pair ("Svenska", "sv_SE"));
+       languages.push_back (std::make_pair ("Slovenský jazyk", "sk_SK"));
+       languages.push_back (std::make_pair ("українська мова", "uk_UA"));
+       checked_set (_language, languages);
+       table->Add (_language, wxGBPosition (r, 1));
+       ++r;
+
+       wxStaticText* restart = add_label_to_sizer (
+               table, _panel, _("(restart DCP-o-matic to see language changes)"), false, wxGBPosition (r, 0), wxGBSpan (1, 2)
+               );
+       wxFont font = restart->GetFont();
+       font.SetStyle (wxFONTSTYLE_ITALIC);
+       font.SetPointSize (font.GetPointSize() - 1);
+       restart->SetFont (font);
+       ++r;
+
+       _set_language->Bind (wxEVT_CHECKBOX, boost::bind (&GeneralPage::set_language_changed, this));
+       _language->Bind     (wxEVT_CHOICE,   boost::bind (&GeneralPage::language_changed,     this));
+}
 
-       void set_language_changed ()
-       {
-               setup_language_sensitivity ();
-               if (_set_language->GetValue ()) {
-                       language_changed ();
-               } else {
-                       Config::instance()->unset_language ();
-               }
-       }
+void
+GeneralPage::add_play_sound_controls (wxGridBagSizer* table, int& r)
+{
+       _sound = new wxCheckBox (_panel, wxID_ANY, _("Play sound via"));
+       table->Add (_sound, wxGBPosition (r, 0));
+       _sound_output = new wxChoice (_panel, wxID_ANY);
+       table->Add (_sound_output, wxGBPosition (r, 1));
+       ++r;
 
-       void language_changed ()
-       {
-               switch (_language->GetSelection ()) {
-               case 0:
-                       Config::instance()->set_language ("de");
-                       break;
-               case 1:
-                       Config::instance()->set_language ("en");
-                       break;
-               case 2:
-                       Config::instance()->set_language ("es");
-                       break;
-               case 3:
-                       Config::instance()->set_language ("fr");
-                       break;
-               case 4:
-                       Config::instance()->set_language ("it");
-                       break;
-               case 5:
-                       Config::instance()->set_language ("nl");
-                       break;
-               case 6:
-                       Config::instance()->set_language ("sv");
-                       break;
-               case 7:
-                       Config::instance()->set_language ("ru");
-                       break;
-               case 8:
-                       Config::instance()->set_language ("pl");
-                       break;
-               case 9:
-                       Config::instance()->set_language ("da");
-                       break;
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+       for (unsigned int i = 0; i < audio.getDeviceCount(); ++i) {
+               RtAudio::DeviceInfo dev = audio.getDeviceInfo (i);
+               if (dev.probed && dev.outputChannels > 0) {
+                       _sound_output->Append (std_to_wx (dev.name));
                }
        }
 
-       void check_for_updates_changed ()
-       {
-               Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
-       }
-
-       void check_for_test_updates_changed ()
-       {
-               Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
-       }
-
-       void num_local_encoding_threads_changed ()
-       {
-               Config::instance()->set_num_local_encoding_threads (_num_local_encoding_threads->GetValue ());
-       }
-
-       wxCheckBox* _set_language;
-       wxChoice* _language;
-       wxSpinCtrl* _num_local_encoding_threads;
-       wxCheckBox* _check_for_updates;
-       wxCheckBox* _check_for_test_updates;
-};
+       _sound->Bind        (wxEVT_CHECKBOX, boost::bind (&GeneralPage::sound_changed, this));
+       _sound_output->Bind (wxEVT_CHOICE,   boost::bind (&GeneralPage::sound_output_changed, this));
+}
 
-class DefaultsPage : public StandardPage
+void
+GeneralPage::add_update_controls (wxGridBagSizer* table, int& r)
 {
-public:
-       DefaultsPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
+       _check_for_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for updates on startup"));
+       table->Add (_check_for_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
+       ++r;
 
-       wxString GetName () const
-       {
-               return _("Defaults");
-       }
+       _check_for_test_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for testing updates on startup"));
+       table->Add (_check_for_test_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
+       ++r;
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("defaults", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
+       _check_for_updates->Bind (wxEVT_CHECKBOX, boost::bind (&GeneralPage::check_for_updates_changed, this));
+       _check_for_test_updates->Bind (wxEVT_CHECKBOX, boost::bind (&GeneralPage::check_for_test_updates_changed, this));
+}
 
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               {
-                       add_label_to_sizer (table, _panel, _("Default duration of still images"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _still_length = new wxSpinCtrl (_panel);
-                       s->Add (_still_length);
-                       add_label_to_sizer (s, _panel, _("s"), false);
-                       table->Add (s, 1);
-               }
+void
+GeneralPage::config_changed ()
+{
+       Config* config = Config::instance ();
 
-               add_label_to_sizer (table, _panel, _("Default directory for new films"), true);
-#ifdef DCPOMATIC_USE_OWN_DIR_PICKER
-               _directory = new DirPickerCtrl (_panel);
-#else
-               _directory = new wxDirPickerCtrl (_panel, wxDD_DIR_MUST_EXIST);
-#endif
-               table->Add (_directory, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("Default ISDCF name details"), true);
-               _isdcf_metadata_button = new wxButton (_panel, wxID_ANY, _("Edit..."));
-               table->Add (_isdcf_metadata_button);
-
-               add_label_to_sizer (table, _panel, _("Default container"), true);
-               _container = new wxChoice (_panel, wxID_ANY);
-               table->Add (_container);
-
-               add_label_to_sizer (table, _panel, _("Default content type"), true);
-               _dcp_content_type = new wxChoice (_panel, wxID_ANY);
-               table->Add (_dcp_content_type);
-
-               {
-                       add_label_to_sizer (table, _panel, _("Default JPEG2000 bandwidth"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _j2k_bandwidth = new wxSpinCtrl (_panel);
-                       s->Add (_j2k_bandwidth);
-                       add_label_to_sizer (s, _panel, _("Mbit/s"), false);
-                       table->Add (s, 1);
-               }
+       checked_set (_set_language, static_cast<bool>(config->language()));
 
-               {
-                       add_label_to_sizer (table, _panel, _("Default audio delay"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _audio_delay = new wxSpinCtrl (_panel);
-                       s->Add (_audio_delay);
-                       add_label_to_sizer (s, _panel, _("ms"), false);
-                       table->Add (s, 1);
-               }
+       /* Backwards compatibility of config file */
 
-               add_label_to_sizer (table, _panel, _("Default issuer"), true);
-               _issuer = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_issuer, 1, wxEXPAND);
+       std::map<std::string, std::string> compat_map;
+       compat_map["fr"] = "fr_FR";
+       compat_map["it"] = "it_IT";
+       compat_map["es"] = "es_ES";
+       compat_map["sv"] = "sv_SE";
+       compat_map["de"] = "de_DE";
+       compat_map["nl"] = "nl_NL";
+       compat_map["ru"] = "ru_RU";
+       compat_map["pl"] = "pl_PL";
+       compat_map["da"] = "da_DK";
+       compat_map["pt"] = "pt_PT";
+       compat_map["sk"] = "sk_SK";
+       compat_map["cs"] = "cs_CZ";
+       compat_map["uk"] = "uk_UA";
 
-               _still_length->SetRange (1, 3600);
-               _still_length->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::still_length_changed, this));
+       std::string lang = config->language().get_value_or ("en_GB");
+       if (compat_map.find (lang) != compat_map.end ()) {
+               lang = compat_map[lang];
+       }
 
-               _directory->Bind (wxEVT_COMMAND_DIRPICKER_CHANGED, boost::bind (&DefaultsPage::directory_changed, this));
+       checked_set (_language, lang);
 
-               _isdcf_metadata_button->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&DefaultsPage::edit_isdcf_metadata_clicked, this));
+       checked_set (_check_for_updates, config->check_for_updates ());
+       checked_set (_check_for_test_updates, config->check_for_test_updates ());
 
-               vector<Ratio const *> ratios = Ratio::all ();
-               for (size_t i = 0; i < ratios.size(); ++i) {
-                       _container->Append (std_to_wx (ratios[i]->nickname ()));
-               }
+       checked_set (_sound, config->sound ());
 
-               _container->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::container_changed, this));
+       boost::optional<std::string> const current_so = get_sound_output ();
+       boost::optional<std::string> configured_so;
 
-               vector<DCPContentType const *> const ct = DCPContentType::all ();
-               for (size_t i = 0; i < ct.size(); ++i) {
-                       _dcp_content_type->Append (std_to_wx (ct[i]->pretty_name ()));
+       if (config->sound_output()) {
+               configured_so = config->sound_output().get();
+       } else {
+               /* No configured output means we should use the default */
+               RtAudio audio (DCPOMATIC_RTAUDIO_API);
+               try {
+                       configured_so = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+               } catch (RtAudioError& e) {
+                       /* Probably no audio devices at all */
                }
-
-               _dcp_content_type->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::dcp_content_type_changed, this));
-
-               _j2k_bandwidth->SetRange (50, 250);
-               _j2k_bandwidth->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::j2k_bandwidth_changed, this));
-
-               _audio_delay->SetRange (-1000, 1000);
-               _audio_delay->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::audio_delay_changed, this));
-
-               _issuer->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&DefaultsPage::issuer_changed, this));
        }
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               vector<Ratio const *> ratios = Ratio::all ();
-               for (size_t i = 0; i < ratios.size(); ++i) {
-                       if (ratios[i] == config->default_container ()) {
-                               _container->SetSelection (i);
-                       }
-               }
-
-               vector<DCPContentType const *> const ct = DCPContentType::all ();
-               for (size_t i = 0; i < ct.size(); ++i) {
-                       if (ct[i] == config->default_dcp_content_type ()) {
-                               _dcp_content_type->SetSelection (i);
+       if (configured_so && current_so != configured_so) {
+               /* Update _sound_output with the configured value */
+               unsigned int i = 0;
+               while (i < _sound_output->GetCount()) {
+                       if (_sound_output->GetString(i) == std_to_wx(*configured_so)) {
+                               _sound_output->SetSelection (i);
+                               break;
                        }
+                       ++i;
                }
-
-               checked_set (_still_length, config->default_still_length ());
-               _directory->SetPath (std_to_wx (config->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()));
-               checked_set (_j2k_bandwidth, config->default_j2k_bandwidth() / 1000000);
-               _j2k_bandwidth->SetRange (50, config->maximum_j2k_bandwidth() / 1000000);
-               checked_set (_audio_delay, config->default_audio_delay ());
-               checked_set (_issuer, config->dcp_issuer ());
-       }
-
-       void j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_default_j2k_bandwidth (_j2k_bandwidth->GetValue() * 1000000);
        }
 
-       void audio_delay_changed ()
-       {
-               Config::instance()->set_default_audio_delay (_audio_delay->GetValue());
-       }
-
-       void directory_changed ()
-       {
-               Config::instance()->set_default_directory (wx_to_std (_directory->GetPath ()));
-       }
-
-       void edit_isdcf_metadata_clicked ()
-       {
-               ISDCFMetadataDialog* d = new ISDCFMetadataDialog (_panel, Config::instance()->default_isdcf_metadata ());
-               d->ShowModal ();
-               Config::instance()->set_default_isdcf_metadata (d->isdcf_metadata ());
-               d->Destroy ();
-       }
+       setup_sensitivity ();
+}
 
-       void still_length_changed ()
-       {
-               Config::instance()->set_default_still_length (_still_length->GetValue ());
-       }
+void
+GeneralPage::setup_sensitivity ()
+{
+       _language->Enable (_set_language->GetValue ());
+       _check_for_test_updates->Enable (_check_for_updates->GetValue ());
+       _sound_output->Enable (_sound->GetValue ());
+}
 
-       void container_changed ()
-       {
-               vector<Ratio const *> ratio = Ratio::all ();
-               Config::instance()->set_default_container (ratio[_container->GetSelection()]);
+/** @return Currently-selected preview sound output in the dialogue */
+boost::optional<std::string>
+GeneralPage::get_sound_output ()
+{
+       int const sel = _sound_output->GetSelection ();
+       if (sel == wxNOT_FOUND) {
+               return boost::optional<std::string> ();
        }
 
-       void dcp_content_type_changed ()
-       {
-               vector<DCPContentType const *> ct = DCPContentType::all ();
-               Config::instance()->set_default_dcp_content_type (ct[_dcp_content_type->GetSelection()]);
-       }
+       return wx_to_std (_sound_output->GetString (sel));
+}
 
-       void issuer_changed ()
-       {
-               Config::instance()->set_dcp_issuer (wx_to_std (_issuer->GetValue ()));
+void
+GeneralPage::set_language_changed ()
+{
+       setup_sensitivity ();
+       if (_set_language->GetValue ()) {
+               language_changed ();
+       } else {
+               Config::instance()->unset_language ();
        }
+}
 
-       wxSpinCtrl* _j2k_bandwidth;
-       wxSpinCtrl* _audio_delay;
-       wxButton* _isdcf_metadata_button;
-       wxSpinCtrl* _still_length;
-#ifdef DCPOMATIC_USE_OWN_DIR_PICKER
-       DirPickerCtrl* _directory;
-#else
-       wxDirPickerCtrl* _directory;
-#endif
-       wxChoice* _container;
-       wxChoice* _dcp_content_type;
-       wxTextCtrl* _issuer;
-};
-
-class EncodingServersPage : public StandardPage
+void
+GeneralPage::language_changed ()
 {
-public:
-       EncodingServersPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-
-       wxString GetName () const
-       {
-               return _("Servers");
+       int const sel = _language->GetSelection ();
+       if (sel != -1) {
+               Config::instance()->set_language (string_client_data (_language->GetClientObject (sel)));
+       } else {
+               Config::instance()->unset_language ();
        }
+}
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("servers", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
+void
+GeneralPage::check_for_updates_changed ()
+{
+       Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
+}
 
-private:
-       void setup ()
-       {
-               _use_any_servers = new wxCheckBox (_panel, wxID_ANY, _("Use all servers"));
-               _panel->GetSizer()->Add (_use_any_servers, 0, wxALL, _border);
-
-               vector<string> columns;
-               columns.push_back (wx_to_std (_("IP address / host name")));
-               _servers_list = new EditableList<string, ServerDialog> (
-                       _panel,
-                       columns,
-                       boost::bind (&Config::servers, Config::instance()),
-                       boost::bind (&Config::set_servers, Config::instance(), _1),
-                       boost::bind (&EncodingServersPage::server_column, this, _1)
-                       );
+void
+GeneralPage::check_for_test_updates_changed ()
+{
+       Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
+}
 
-               _panel->GetSizer()->Add (_servers_list, 1, wxEXPAND | wxALL, _border);
+void
+GeneralPage::sound_changed ()
+{
+       Config::instance()->set_sound (_sound->GetValue ());
+}
 
-               _use_any_servers->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&EncodingServersPage::use_any_servers_changed, this));
+void
+GeneralPage::sound_output_changed ()
+{
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+       boost::optional<std::string> const so = get_sound_output();
+       if (!so || *so == audio.getDeviceInfo(audio.getDefaultOutputDevice()).name) {
+               Config::instance()->unset_sound_output ();
+       } else {
+               Config::instance()->set_sound_output (*so);
        }
+}
 
-       void config_changed ()
-       {
-               checked_set (_use_any_servers, Config::instance()->use_any_servers ());
-               _servers_list->refresh ();
-       }
+CertificateChainEditor::CertificateChainEditor (
+       wxWindow* parent,
+       wxString title,
+       int border,
+       boost::function<void (boost::shared_ptr<dcp::CertificateChain>)> set,
+       boost::function<boost::shared_ptr<const dcp::CertificateChain> (void)> get,
+       boost::function<void (void)> nag_remake
+       )
+       : wxPanel (parent)
+       , _set (set)
+       , _get (get)
+       , _nag_remake (nag_remake)
+{
+       wxFont subheading_font (*wxNORMAL_FONT);
+       subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 
-       void use_any_servers_changed ()
-       {
-               Config::instance()->set_use_any_servers (_use_any_servers->GetValue ());
-       }
+       _sizer = new wxBoxSizer (wxVERTICAL);
 
-       string server_column (string s)
        {
-               return s;
+               wxStaticText* m = new wxStaticText (this, wxID_ANY, title);
+               m->SetFont (subheading_font);
+               _sizer->Add (m, 0, wxALL, border);
        }
 
-       wxCheckBox* _use_any_servers;
-       EditableList<string, ServerDialog>* _servers_list;
-};
+       wxBoxSizer* certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
+       _sizer->Add (certificates_sizer, 0, wxLEFT | wxRIGHT, border);
 
-class KeysPage : public StandardPage
-{
-public:
-       KeysPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
+       _certificates = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxSize (440, 150), wxLC_REPORT | wxLC_SINGLE_SEL);
 
-       wxString GetName () const
        {
-               return _("Keys");
+               wxListItem ip;
+               ip.SetId (0);
+               ip.SetText (_("Type"));
+               ip.SetWidth (100);
+               _certificates->InsertColumn (0, ip);
        }
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
        {
-               return wxBitmap ("keys", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
-
-private:
-       void setup ()
-       {
-               wxFont subheading_font (*wxNORMAL_FONT);
-               subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
-
-               {
-                       wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Signing DCPs and KDMs"));
-                       m->SetFont (subheading_font);
-                       _panel->GetSizer()->Add (m, 0, wxALL, _border);
-               }
-
-               wxBoxSizer* certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
-               _panel->GetSizer()->Add (certificates_sizer, 0, wxLEFT | wxRIGHT, _border);
+               wxListItem ip;
+               ip.SetId (1);
+               ip.SetText (_("Thumbprint"));
+               ip.SetWidth (340);
 
-               _certificates = new wxListCtrl (_panel, wxID_ANY, wxDefaultPosition, wxSize (400, 200), wxLC_REPORT | wxLC_SINGLE_SEL);
-
-               {
-                       wxListItem ip;
-                       ip.SetId (0);
-                       ip.SetText (_("Type"));
-                       ip.SetWidth (100);
-                       _certificates->InsertColumn (0, ip);
-               }
-
-               {
-                       wxListItem ip;
-                       ip.SetId (1);
-                       ip.SetText (_("Thumbprint"));
-                       ip.SetWidth (300);
-
-                       wxFont font = ip.GetFont ();
-                       font.SetFamily (wxFONTFAMILY_TELETYPE);
-                       ip.SetFont (font);
-
-                       _certificates->InsertColumn (1, ip);
-               }
-
-               certificates_sizer->Add (_certificates, 1, wxEXPAND);
-
-               {
-                       wxSizer* s = new wxBoxSizer (wxVERTICAL);
-                       _add_certificate = new wxButton (_panel, wxID_ANY, _("Add..."));
-                       s->Add (_add_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
-                       _remove_certificate = new wxButton (_panel, wxID_ANY, _("Remove"));
-                       s->Add (_remove_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
-                       certificates_sizer->Add (s, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
-               }
-
-               wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               int r = 0;
-
-               add_label_to_grid_bag_sizer (table, _panel, _("Leaf private key"), true, wxGBPosition (r, 0));
-               _signer_private_key = new wxStaticText (_panel, wxID_ANY, wxT (""));
-               wxFont font = _signer_private_key->GetFont ();
+               wxFont font = ip.GetFont ();
                font.SetFamily (wxFONTFAMILY_TELETYPE);
-               _signer_private_key->SetFont (font);
-               table->Add (_signer_private_key, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
-               _load_signer_private_key = new wxButton (_panel, wxID_ANY, _("Load..."));
-               table->Add (_load_signer_private_key, wxGBPosition (r, 2));
-               ++r;
-
-               _remake_certificates = new wxButton (_panel, wxID_ANY, _("Re-make certificates and key..."));
-               table->Add (_remake_certificates, wxGBPosition (r, 0), wxGBSpan (1, 3));
-               ++r;
-
-               {
-                       wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Decrypting DCPs"));
-                       m->SetFont (subheading_font);
-                       table->Add (m, wxGBPosition (r, 0), wxGBSpan (1, 3), wxTOP, _border * 1.5);
-                       ++r;
-               }
+               ip.SetFont (font);
+
+               _certificates->InsertColumn (1, ip);
+       }
+
+       certificates_sizer->Add (_certificates, 1, wxEXPAND);
+
+       {
+               wxSizer* s = new wxBoxSizer (wxVERTICAL);
+               _add_certificate = new wxButton (this, wxID_ANY, _("Add..."));
+               s->Add (_add_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+               _remove_certificate = new wxButton (this, wxID_ANY, _("Remove"));
+               s->Add (_remove_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+               _export_certificate = new wxButton (this, wxID_ANY, _("Export"));
+               s->Add (_export_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+               certificates_sizer->Add (s, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
+       }
+
+       wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+       _sizer->Add (table, 1, wxALL | wxEXPAND, border);
+       int r = 0;
+
+       add_label_to_sizer (table, this, _("Leaf private key"), true, wxGBPosition (r, 0));
+       _private_key = new wxStaticText (this, wxID_ANY, wxT (""));
+       wxFont font = _private_key->GetFont ();
+       font.SetFamily (wxFONTFAMILY_TELETYPE);
+       _private_key->SetFont (font);
+       table->Add (_private_key, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+       _load_private_key = new wxButton (this, wxID_ANY, _("Load..."));
+       table->Add (_load_private_key, wxGBPosition (r, 2));
+       _export_private_key = new wxButton (this, wxID_ANY, _("Export..."));
+       table->Add (_export_private_key, wxGBPosition (r, 3));
+       ++r;
+
+       _button_sizer = new wxBoxSizer (wxHORIZONTAL);
+       _remake_certificates = new wxButton (this, wxID_ANY, _("Re-make certificates\nand key..."));
+       _button_sizer->Add (_remake_certificates, 1, wxRIGHT, border);
+       table->Add (_button_sizer, wxGBPosition (r, 0), wxGBSpan (1, 4));
+       ++r;
+
+       _private_key_bad = new wxStaticText (this, wxID_ANY, _("Leaf private key does not match leaf certificate!"));
+       font = *wxSMALL_FONT;
+       font.SetWeight (wxFONTWEIGHT_BOLD);
+       _private_key_bad->SetFont (font);
+       table->Add (_private_key_bad, wxGBPosition (r, 0), wxGBSpan (1, 3));
+       ++r;
+
+       _add_certificate->Bind     (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::add_certificate, this));
+       _remove_certificate->Bind  (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::remove_certificate, this));
+       _export_certificate->Bind  (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::export_certificate, this));
+       _certificates->Bind        (wxEVT_LIST_ITEM_SELECTED,   boost::bind (&CertificateChainEditor::update_sensitivity, this));
+       _certificates->Bind        (wxEVT_LIST_ITEM_DESELECTED, boost::bind (&CertificateChainEditor::update_sensitivity, this));
+       _remake_certificates->Bind (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::remake_certificates, this));
+       _load_private_key->Bind    (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::load_private_key, this));
+       _export_private_key->Bind  (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::export_private_key, this));
+
+       SetSizerAndFit (_sizer);
+}
 
-               add_label_to_grid_bag_sizer (table, _panel, _("Certificate"), true, wxGBPosition (r, 0));
-               _decryption_certificate = new wxStaticText (_panel, wxID_ANY, wxT (""));
-               _decryption_certificate->SetFont (font);
-               table->Add (_decryption_certificate, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
-               _load_decryption_certificate = new wxButton (_panel, wxID_ANY, _("Load..."));
-               table->Add (_load_decryption_certificate, wxGBPosition (r, 2));
-               ++r;
-
-               add_label_to_grid_bag_sizer (table, _panel, _("Private key"), true, wxGBPosition (r, 0));
-               _decryption_private_key = new wxStaticText (_panel, wxID_ANY, wxT (""));
-               _decryption_private_key->SetFont (font);
-               table->Add (_decryption_private_key, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
-               _load_decryption_private_key = new wxButton (_panel, wxID_ANY, _("Load..."));
-               table->Add (_load_decryption_private_key, wxGBPosition (r, 2));
-               ++r;
-
-               _export_decryption_certificate = new wxButton (_panel, wxID_ANY, _("Export DCP decryption certificate..."));
-               table->Add (_export_decryption_certificate, wxGBPosition (r, 0), wxGBSpan (1, 3));
-               ++r;
-
-               _add_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::add_certificate, this));
-               _remove_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::remove_certificate, this));
-               _certificates->Bind (wxEVT_COMMAND_LIST_ITEM_SELECTED, boost::bind (&KeysPage::update_sensitivity, this));
-               _certificates->Bind (wxEVT_COMMAND_LIST_ITEM_DESELECTED, boost::bind (&KeysPage::update_sensitivity, this));
-               _remake_certificates->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::remake_certificates, this));
-               _load_signer_private_key->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::load_signer_private_key, this));
-               _load_decryption_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::load_decryption_certificate, this));
-               _load_decryption_private_key->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::load_decryption_private_key, this));
-               _export_decryption_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::export_decryption_certificate, this));
-       }
 
-       void config_changed ()
-       {
-               _signer.reset (new dcp::CertificateChain (*Config::instance()->signer_chain().get ()));
+void
+CertificateChainEditor::config_changed ()
+{
+       _chain.reset (new dcp::CertificateChain (*_get().get ()));
 
-               update_certificate_list ();
-               update_signer_private_key ();
-               update_decryption_certificate ();
-               update_decryption_private_key ();
-               update_sensitivity ();
-       }
+       update_certificate_list ();
+       update_private_key ();
+       update_sensitivity ();
+}
 
-       void add_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Certificate File"));
+void
+CertificateChainEditor::add_button (wxWindow* button)
+{
+       _button_sizer->Add (button, 0, wxLEFT | wxRIGHT, DCPOMATIC_SIZER_X_GAP);
+       _sizer->Layout ();
+}
+
+void
+CertificateChainEditor::add_certificate ()
+{
+       wxFileDialog* d = new wxFileDialog (this, _("Select Certificate File"));
 
-               if (d->ShowModal() == wxID_OK) {
+       if (d->ShowModal() == wxID_OK) {
+               try {
+                       dcp::Certificate c;
+                       std::string extra;
                        try {
-                               dcp::Certificate c (dcp::file_to_string (wx_to_std (d->GetPath ())));
-                               _signer->add (c);
-                               Config::instance()->set_signer_chain (_signer);
-                               update_certificate_list ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
+                               extra = c.read_string (dcp::file_to_string (wx_to_std (d->GetPath ())));
+                       } catch (boost::filesystem::filesystem_error& e) {
+                               error_dialog (this, wxString::Format (_("Could not load certificate (%s)"), d->GetPath().data()));
+                               d->Destroy ();
+                               return;
                        }
-               }
-
-               d->Destroy ();
-
-               update_sensitivity ();
-       }
-
-       void remove_certificate ()
-       {
-               int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
-               if (i == -1) {
-                       return;
-               }
-
-               _certificates->DeleteItem (i);
-               _signer->remove (i);
-               Config::instance()->set_signer_chain (_signer);
 
-               update_sensitivity ();
-       }
-
-       void update_certificate_list ()
-       {
-               _certificates->DeleteAllItems ();
-               dcp::CertificateChain::List certs = _signer->root_to_leaf ();
-               size_t n = 0;
-               for (dcp::CertificateChain::List::const_iterator i = certs.begin(); i != certs.end(); ++i) {
-                       wxListItem item;
-                       item.SetId (n);
-                       _certificates->InsertItem (item);
-                       _certificates->SetItem (n, 1, std_to_wx (i->thumbprint ()));
-
-                       if (n == 0) {
-                               _certificates->SetItem (n, 0, _("Root"));
-                       } else if (n == (certs.size() - 1)) {
-                               _certificates->SetItem (n, 0, _("Leaf"));
+                       if (!extra.empty ()) {
+                               message_dialog (
+                                       this,
+                                       _("This file contains other certificates (or other data) after its first certificate. "
+                                         "Only the first certificate will be used.")
+                                       );
+                       }
+                       _chain->add (c);
+                       if (!_chain->chain_valid ()) {
+                               error_dialog (
+                                       this,
+                                       _("Adding this certificate would make the chain inconsistent, so it will not be added. "
+                                         "Add certificates in order from root to intermediate to leaf.")
+                                       );
+                               _chain->remove (c);
                        } else {
-                               _certificates->SetItem (n, 0, _("Intermediate"));
+                               _set (_chain);
+                               update_certificate_list ();
                        }
-
-                       ++n;
+               } catch (dcp::MiscError& e) {
+                       error_dialog (this, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
                }
        }
 
-       void remake_certificates ()
-       {
-               shared_ptr<const dcp::CertificateChain> chain = Config::instance()->signer_chain ();
-
-               string intermediate_common_name;
-               if (chain->root_to_leaf().size() >= 3) {
-                       dcp::CertificateChain::List all = chain->root_to_leaf ();
-                       dcp::CertificateChain::List::iterator i = all.begin ();
-                       ++i;
-                       intermediate_common_name = i->subject_common_name ();
-               }
-
-               MakeSignerChainDialog* d = new MakeSignerChainDialog (
-                       _panel,
-                       chain->root().subject_organization_name (),
-                       chain->root().subject_organizational_unit_name (),
-                       chain->root().subject_common_name (),
-                       intermediate_common_name,
-                       chain->leaf().subject_common_name ()
-                       );
+       d->Destroy ();
 
-               if (d->ShowModal () == wxID_OK) {
-                       _signer.reset (
-                               new dcp::CertificateChain (
-                                       openssl_path (),
-                                       d->organisation (),
-                                       d->organisational_unit (),
-                                       d->root_common_name (),
-                                       d->intermediate_common_name (),
-                                       d->leaf_common_name ()
-                                       )
-                               );
-
-                       Config::instance()->set_signer_chain (_signer);
-                       update_certificate_list ();
-                       update_signer_private_key ();
-               }
-
-               d->Destroy ();
-       }
-
-       void update_sensitivity ()
-       {
-               _remove_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
-       }
+       update_sensitivity ();
+}
 
-       void update_signer_private_key ()
-       {
-               checked_set (_signer_private_key, dcp::private_key_fingerprint (_signer->key().get ()));
+void
+CertificateChainEditor::remove_certificate ()
+{
+       int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+       if (i == -1) {
+               return;
        }
 
-       void load_signer_private_key ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Key File"));
+       _certificates->DeleteItem (i);
+       _chain->remove (i);
+       _set (_chain);
 
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               boost::filesystem::path p (wx_to_std (d->GetPath ()));
-                               if (boost::filesystem::file_size (p) > 1024) {
-                                       error_dialog (_panel, wxString::Format (_("Could not read key file (%s)"), std_to_wx (p.string ())));
-                                       return;
-                               }
-
-                               _signer->set_key (dcp::file_to_string (p));
-                               Config::instance()->set_signer_chain (_signer);
-                               update_signer_private_key ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
-                       }
-               }
+       update_sensitivity ();
+}
 
-               d->Destroy ();
+void
+CertificateChainEditor::export_certificate ()
+{
+       int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+       if (i == -1) {
+               return;
+       }
 
-               update_sensitivity ();
+       wxFileDialog* d = new wxFileDialog (
+               this, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
+       dcp::CertificateChain::List all = _chain->root_to_leaf ();
+       dcp::CertificateChain::List::iterator j = all.begin ();
+       for (int k = 0; k < i; ++k) {
+               ++j;
        }
 
-       void load_decryption_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Certificate File"));
-
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               dcp::Certificate c (dcp::file_to_string (wx_to_std (d->GetPath ())));
-                               Config::instance()->set_decryption_certificate (c);
-                               update_decryption_certificate ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
-                       }
+       if (d->ShowModal () == wxID_OK) {
+               FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
+               if (!f) {
+                       throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
                }
 
-               d->Destroy ();
+               std::string const s = j->certificate (true);
+               fwrite (s.c_str(), 1, s.length(), f);
+               fclose (f);
        }
+       d->Destroy ();
+}
 
-       void update_decryption_certificate ()
-       {
-               checked_set (_decryption_certificate, Config::instance()->decryption_certificate().thumbprint ());
-       }
-
-       void load_decryption_private_key ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Key File"));
-
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               boost::filesystem::path p (wx_to_std (d->GetPath ()));
-                               Config::instance()->set_decryption_private_key (dcp::file_to_string (p));
-                               update_decryption_private_key ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read key file (%s)"), e.what ()));
-                       }
+void
+CertificateChainEditor::update_certificate_list ()
+{
+       _certificates->DeleteAllItems ();
+       size_t n = 0;
+       dcp::CertificateChain::List certs = _chain->root_to_leaf ();
+       BOOST_FOREACH (dcp::Certificate const & i, certs) {
+               wxListItem item;
+               item.SetId (n);
+               _certificates->InsertItem (item);
+               _certificates->SetItem (n, 1, std_to_wx (i.thumbprint ()));
+
+               if (n == 0) {
+                       _certificates->SetItem (n, 0, _("Root"));
+               } else if (n == (certs.size() - 1)) {
+                       _certificates->SetItem (n, 0, _("Leaf"));
+               } else {
+                       _certificates->SetItem (n, 0, _("Intermediate"));
                }
 
-               d->Destroy ();
-       }
-
-       void update_decryption_private_key ()
-       {
-               checked_set (_decryption_private_key, dcp::private_key_fingerprint (Config::instance()->decryption_private_key()));
+               ++n;
        }
 
-       void export_decryption_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (
-                       _panel, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
-                       wxFD_SAVE | wxFD_OVERWRITE_PROMPT
-                       );
-
-               if (d->ShowModal () == wxID_OK) {
-                       FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
-                       if (!f) {
-                               throw OpenFileError (wx_to_std (d->GetPath ()));
-                       }
+       static wxColour normal = _private_key_bad->GetForegroundColour ();
 
-                       string const s = Config::instance()->decryption_certificate().certificate (true);
-                       fwrite (s.c_str(), 1, s.length(), f);
-                       fclose (f);
-               }
-               d->Destroy ();
+       if (_chain->private_key_valid ()) {
+               _private_key_bad->Hide ();
+               _private_key_bad->SetForegroundColour (normal);
+       } else {
+               _private_key_bad->Show ();
+               _private_key_bad->SetForegroundColour (wxColour (255, 0, 0));
        }
+}
 
-       wxListCtrl* _certificates;
-       wxButton* _add_certificate;
-       wxButton* _remove_certificate;
-       wxButton* _remake_certificates;
-       wxStaticText* _signer_private_key;
-       wxButton* _load_signer_private_key;
-       wxStaticText* _decryption_certificate;
-       wxButton* _load_decryption_certificate;
-       wxStaticText* _decryption_private_key;
-       wxButton* _load_decryption_private_key;
-       wxButton* _export_decryption_certificate;
-       shared_ptr<dcp::CertificateChain> _signer;
-};
-
-class TMSPage : public StandardPage
+void
+CertificateChainEditor::remake_certificates ()
 {
-public:
-       TMSPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-
-       wxString GetName () const
-       {
-               return _("TMS");
-       }
-
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("tms", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
+       boost::shared_ptr<const dcp::CertificateChain> chain = _get ();
+
+       std::string subject_organization_name;
+       std::string subject_organizational_unit_name;
+       std::string root_common_name;
+       std::string intermediate_common_name;
+       std::string leaf_common_name;
+
+       dcp::CertificateChain::List all = chain->root_to_leaf ();
+
+       if (all.size() >= 1) {
+               /* Have a root */
+               subject_organization_name = chain->root().subject_organization_name ();
+               subject_organizational_unit_name = chain->root().subject_organizational_unit_name ();
+               root_common_name = chain->root().subject_common_name ();
+       }
+
+       if (all.size() >= 2) {
+               /* Have a leaf */
+               leaf_common_name = chain->leaf().subject_common_name ();
+       }
+
+       if (all.size() >= 3) {
+               /* Have an intermediate */
+               dcp::CertificateChain::List::iterator i = all.begin ();
+               ++i;
+               intermediate_common_name = i->subject_common_name ();
+       }
+
+       _nag_remake ();
+
+       MakeChainDialog* d = new MakeChainDialog (
+               this,
+               subject_organization_name,
+               subject_organizational_unit_name,
+               root_common_name,
+               intermediate_common_name,
+               leaf_common_name
+               );
+
+       if (d->ShowModal () == wxID_OK) {
+               _chain.reset (
+                       new dcp::CertificateChain (
+                               openssl_path (),
+                               d->organisation (),
+                               d->organisational_unit (),
+                               d->root_common_name (),
+                               d->intermediate_common_name (),
+                               d->leaf_common_name ()
+                               )
+                       );
 
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               add_label_to_sizer (table, _panel, _("Protocol"), true);
-               _tms_protocol = new wxChoice (_panel, wxID_ANY);
-               table->Add (_tms_protocol, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("IP address"), true);
-               _tms_ip = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_ip, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("Target path"), true);
-               _tms_path = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_path, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("User name"), true);
-               _tms_user = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_user, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("Password"), true);
-               _tms_password = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_password, 1, wxEXPAND);
-
-               _tms_protocol->Append (_("SCP (for AAM)"));
-               _tms_protocol->Append (_("FTP (for Dolby)"));
-
-               _tms_protocol->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&TMSPage::tms_protocol_changed, this));
-               _tms_ip->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_ip_changed, this));
-               _tms_path->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_path_changed, this));
-               _tms_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_user_changed, this));
-               _tms_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_password_changed, this));
+               _set (_chain);
+               update_certificate_list ();
+               update_private_key ();
        }
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               checked_set (_tms_protocol, config->tms_protocol ());
-               checked_set (_tms_ip, config->tms_ip ());
-               checked_set (_tms_path, config->tms_path ());
-               checked_set (_tms_user, config->tms_user ());
-               checked_set (_tms_password, config->tms_password ());
-       }
+       d->Destroy ();
+}
 
-       void tms_protocol_changed ()
-       {
-               Config::instance()->set_tms_protocol (static_cast<Protocol> (_tms_protocol->GetSelection ()));
-       }
+void
+CertificateChainEditor::update_sensitivity ()
+{
+       /* We can only remove the leaf certificate */
+       _remove_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) == (_certificates->GetItemCount() - 1));
+       _export_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
+}
 
-       void tms_ip_changed ()
-       {
-               Config::instance()->set_tms_ip (wx_to_std (_tms_ip->GetValue ()));
-       }
+void
+CertificateChainEditor::update_private_key ()
+{
+       checked_set (_private_key, dcp::private_key_fingerprint (_chain->key().get ()));
+       _sizer->Layout ();
+}
 
-       void tms_path_changed ()
-       {
-               Config::instance()->set_tms_path (wx_to_std (_tms_path->GetValue ()));
-       }
+void
+CertificateChainEditor::load_private_key ()
+{
+       wxFileDialog* d = new wxFileDialog (this, _("Select Key File"));
+
+       if (d->ShowModal() == wxID_OK) {
+               try {
+                       boost::filesystem::path p (wx_to_std (d->GetPath ()));
+                       if (boost::filesystem::file_size (p) > 8192) {
+                               error_dialog (
+                                       this,
+                                       wxString::Format (_("Could not read key file; file is too long (%s)"), std_to_wx (p.string ()))
+                                       );
+                               return;
+                       }
 
-       void tms_user_changed ()
-       {
-               Config::instance()->set_tms_user (wx_to_std (_tms_user->GetValue ()));
+                       _chain->set_key (dcp::file_to_string (p));
+                       _set (_chain);
+                       update_private_key ();
+               } catch (dcp::MiscError& e) {
+                       error_dialog (this, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
+               }
        }
 
-       void tms_password_changed ()
-       {
-               Config::instance()->set_tms_password (wx_to_std (_tms_password->GetValue ()));
-       }
+       d->Destroy ();
 
-       wxChoice* _tms_protocol;
-       wxTextCtrl* _tms_ip;
-       wxTextCtrl* _tms_path;
-       wxTextCtrl* _tms_user;
-       wxTextCtrl* _tms_password;
-};
+       update_sensitivity ();
+}
 
-class KDMEmailPage : public StandardPage
+void
+CertificateChainEditor::export_private_key ()
 {
-public:
-
-       KDMEmailPage (wxSize panel_size, int border)
-#ifdef DCPOMATIC_OSX
-               /* We have to force both width and height of this one */
-               : StandardPage (wxSize (480, 128), border)
-#else
-                : StandardPage (panel_size, border)
-#endif
-       {}
-
-       wxString GetName () const
-       {
-               return _("KDM Email");
+       boost::optional<std::string> key = _chain->key ();
+       if (!key) {
+               return;
        }
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("kdm_email", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
+       wxFileDialog* d = new wxFileDialog (
+               this, _("Select Key File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxEXPAND | wxALL, _border);
-
-               add_label_to_sizer (table, _panel, _("Outgoing mail server"), true);
-               {
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _mail_server = new wxTextCtrl (_panel, wxID_ANY);
-                       s->Add (_mail_server, 1, wxEXPAND | wxALL);
-                       add_label_to_sizer (s, _panel, _("port"), false);
-                       _mail_port = new wxSpinCtrl (_panel, wxID_ANY);
-                       _mail_port->SetRange (0, 65535);
-                       s->Add (_mail_port);
-                       table->Add (s, 1, wxEXPAND | wxALL);
+       if (d->ShowModal () == wxID_OK) {
+               FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
+               if (!f) {
+                       throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
                }
 
-               add_label_to_sizer (table, _panel, _("Mail user name"), true);
-               _mail_user = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_mail_user, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("Mail password"), true);
-               _mail_password = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_mail_password, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("Subject"), true);
-               _kdm_subject = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_kdm_subject, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("From address"), true);
-               _kdm_from = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_kdm_from, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("CC address"), true);
-               _kdm_cc = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_kdm_cc, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("BCC address"), true);
-               _kdm_bcc = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_kdm_bcc, 1, wxEXPAND | wxALL);
-
-               _kdm_email = new wxTextCtrl (_panel, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (480, 128), wxTE_MULTILINE);
-               _panel->GetSizer()->Add (_kdm_email, 1, wxEXPAND | wxALL, _border);
-
-               _reset_kdm_email = new wxButton (_panel, wxID_ANY, _("Reset to default text"));
-               _panel->GetSizer()->Add (_reset_kdm_email, 0, wxEXPAND | wxALL, _border);
-
-               _mail_server->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_server_changed, this));
-               _mail_port->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&KDMEmailPage::mail_port_changed, this));
-               _mail_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_user_changed, this));
-               _mail_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_password_changed, this));
-               _kdm_subject->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_subject_changed, this));
-               _kdm_from->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_from_changed, this));
-               _kdm_cc->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_cc_changed, this));
-               _kdm_bcc->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_bcc_changed, this));
-               _kdm_email->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_email_changed, this));
-               _reset_kdm_email->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KDMEmailPage::reset_kdm_email, this));
+               std::string const s = _chain->key().get ();
+               fwrite (s.c_str(), 1, s.length(), f);
+               fclose (f);
        }
+       d->Destroy ();
+}
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               checked_set (_mail_server, config->mail_server ());
-               checked_set (_mail_port, config->mail_port ());
-               checked_set (_mail_user, config->mail_user ());
-               checked_set (_mail_password, config->mail_password ());
-               checked_set (_kdm_subject, config->kdm_subject ());
-               checked_set (_kdm_from, config->kdm_from ());
-               checked_set (_kdm_cc, config->kdm_cc ());
-               checked_set (_kdm_bcc, config->kdm_bcc ());
-               checked_set (_kdm_email, Config::instance()->kdm_email ());
-       }
+wxString
+KeysPage::GetName () const
+{
+       return _("Keys");
+}
 
-       void mail_server_changed ()
-       {
-               Config::instance()->set_mail_server (wx_to_std (_mail_server->GetValue ()));
-       }
+void
+KeysPage::setup ()
+{
+       if (_sign) {
+               _signer = new CertificateChainEditor (
+                       _panel, _("Signing DCPs and KDMs"), _border,
+                       bind (&Config::set_signer_chain, Config::instance (), _1),
+                       bind (&Config::signer_chain, Config::instance ()),
+                       bind (&do_nothing)
+                       );
 
-       void mail_port_changed ()
-       {
-               Config::instance()->set_mail_port (_mail_port->GetValue ());
+               _panel->GetSizer()->Add (_signer);
        }
 
-       void mail_user_changed ()
-       {
-               Config::instance()->set_mail_user (wx_to_std (_mail_user->GetValue ()));
-       }
+       _decryption = new CertificateChainEditor (
+               _panel, _("Decrypting KDMs"), _border,
+               bind (&Config::set_decryption_chain, Config::instance (), _1),
+               bind (&Config::decryption_chain, Config::instance ()),
+               bind (&KeysPage::nag_remake_decryption_chain, this)
+               );
 
-       void mail_password_changed ()
-       {
-               Config::instance()->set_mail_password (wx_to_std (_mail_password->GetValue ()));
-       }
+       _panel->GetSizer()->Add (_decryption);
 
-       void kdm_subject_changed ()
-       {
-               Config::instance()->set_kdm_subject (wx_to_std (_kdm_subject->GetValue ()));
-       }
+       _export_decryption_certificate = new wxButton (_decryption, wxID_ANY, _("Export KDM decryption\ncertificate..."));
+       _decryption->add_button (_export_decryption_certificate);
+       _export_decryption_chain = new wxButton (_decryption, wxID_ANY, _("Export KDM decryption\nchain..."));
+       _decryption->add_button (_export_decryption_chain);
 
-       void kdm_from_changed ()
-       {
-               Config::instance()->set_kdm_from (wx_to_std (_kdm_from->GetValue ()));
-       }
-
-       void kdm_cc_changed ()
-       {
-               Config::instance()->set_kdm_cc (wx_to_std (_kdm_cc->GetValue ()));
-       }
-
-       void kdm_bcc_changed ()
-       {
-               Config::instance()->set_kdm_bcc (wx_to_std (_kdm_bcc->GetValue ()));
-       }
+       _export_decryption_certificate->Bind (wxEVT_BUTTON, bind (&KeysPage::export_decryption_certificate, this));
+       _export_decryption_chain->Bind (wxEVT_BUTTON, bind (&KeysPage::export_decryption_chain, this));
+}
 
-       void kdm_email_changed ()
-       {
-               if (_kdm_email->GetValue().IsEmpty ()) {
-                       /* Sometimes we get sent an erroneous notification that the email
-                          is empty; I don't know why.
-                       */
-                       return;
-               }
-               Config::instance()->set_kdm_email (wx_to_std (_kdm_email->GetValue ()));
+void
+KeysPage::config_changed ()
+{
+       if (_sign) {
+               _signer->config_changed ();
        }
+       _decryption->config_changed ();
+}
 
-       void reset_kdm_email ()
-       {
-               Config::instance()->reset_kdm_email ();
-               checked_set (_kdm_email, Config::instance()->kdm_email ());
-       }
+void
+KeysPage::nag_remake_decryption_chain ()
+{
+       NagDialog::maybe_nag (
+               _panel,
+               Config::NAG_REMAKE_DECRYPTION_CHAIN,
+               _("If you continue with this operation you will no longer be able to use any DKDMs that you have created.  Also, any KDMs that have been sent to you will become useless.  Proceed with caution!")
+               );
+}
 
-       wxTextCtrl* _mail_server;
-       wxSpinCtrl* _mail_port;
-       wxTextCtrl* _mail_user;
-       wxTextCtrl* _mail_password;
-       wxTextCtrl* _kdm_subject;
-       wxTextCtrl* _kdm_from;
-       wxTextCtrl* _kdm_cc;
-       wxTextCtrl* _kdm_bcc;
-       wxTextCtrl* _kdm_email;
-       wxButton* _reset_kdm_email;
-};
-
-/** @class AdvancedPage
- *  @brief Advanced page of the preferences dialog.
- */
-class AdvancedPage : public StockPage
+void
+KeysPage::export_decryption_chain ()
 {
-public:
-       AdvancedPage (wxSize panel_size, int border)
-               : StockPage (Kind_Advanced, panel_size, border)
-               , _maximum_j2k_bandwidth (0)
-               , _allow_any_dcp_frame_rate (0)
-               , _log_general (0)
-               , _log_warning (0)
-               , _log_error (0)
-               , _log_timing (0)
-               , _log_debug_decode (0)
-               , _log_debug_encode (0)
-       {}
-
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               {
-                       add_label_to_sizer (table, _panel, _("Maximum JPEG2000 bandwidth"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _maximum_j2k_bandwidth = new wxSpinCtrl (_panel);
-                       s->Add (_maximum_j2k_bandwidth, 1);
-                       add_label_to_sizer (s, _panel, _("Mbit/s"), false);
-                       table->Add (s, 1);
-               }
+       wxFileDialog* d = new wxFileDialog (
+               _panel, _("Select Chain File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-               _allow_any_dcp_frame_rate = new wxCheckBox (_panel, wxID_ANY, _("Allow any DCP frame rate"));
-               table->Add (_allow_any_dcp_frame_rate, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-
-#ifdef __WXOSX__
-               wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Log:"));
-               table->Add (m, 0, wxALIGN_TOP | wxLEFT | wxRIGHT | wxEXPAND | wxALL | wxALIGN_RIGHT, 6);
-#else
-               wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Log"));
-               table->Add (m, 0, wxALIGN_TOP | wxLEFT | wxRIGHT | wxEXPAND | wxALL, 6);
-#endif
-
-               {
-                       wxBoxSizer* t = new wxBoxSizer (wxVERTICAL);
-                       _log_general = new wxCheckBox (_panel, wxID_ANY, _("General"));
-                       t->Add (_log_general, 1, wxEXPAND | wxALL);
-                       _log_warning = new wxCheckBox (_panel, wxID_ANY, _("Warnings"));
-                       t->Add (_log_warning, 1, wxEXPAND | wxALL);
-                       _log_error = new wxCheckBox (_panel, wxID_ANY, _("Errors"));
-                       t->Add (_log_error, 1, wxEXPAND | wxALL);
-                       _log_timing = new wxCheckBox (_panel, wxID_ANY, S_("Config|Timing"));
-                       t->Add (_log_timing, 1, wxEXPAND | wxALL);
-                       _log_debug_decode = new wxCheckBox (_panel, wxID_ANY, _("Debug: decode"));
-                       t->Add (_log_debug_decode, 1, wxEXPAND | wxALL);
-                       _log_debug_encode = new wxCheckBox (_panel, wxID_ANY, _("Debug: encode"));
-                       t->Add (_log_debug_encode, 1, wxEXPAND | wxALL);
-                       table->Add (t, 0, wxALL, 6);
+       if (d->ShowModal () == wxID_OK) {
+               FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
+               if (!f) {
+                       throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
                }
 
-#ifdef DCPOMATIC_WINDOWS
-               _win32_console = new wxCheckBox (_panel, wxID_ANY, _("Open console window"));
-               table->Add (_win32_console, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-#endif
-
-               _maximum_j2k_bandwidth->SetRange (1, 1000);
-               _maximum_j2k_bandwidth->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&AdvancedPage::maximum_j2k_bandwidth_changed, this));
-               _allow_any_dcp_frame_rate->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::allow_any_dcp_frame_rate_changed, this));
-               _log_general->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_warning->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_error->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_timing->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_debug_decode->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_debug_encode->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-#ifdef DCPOMATIC_WINDOWS
-               _win32_console->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::win32_console_changed, this));
-#endif
-       }
-
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               checked_set (_maximum_j2k_bandwidth, config->maximum_j2k_bandwidth() / 1000000);
-               checked_set (_allow_any_dcp_frame_rate, config->allow_any_dcp_frame_rate ());
-               checked_set (_log_general, config->log_types() & Log::TYPE_GENERAL);
-               checked_set (_log_warning, config->log_types() & Log::TYPE_WARNING);
-               checked_set (_log_error, config->log_types() & Log::TYPE_ERROR);
-               checked_set (_log_timing, config->log_types() & Log::TYPE_TIMING);
-               checked_set (_log_debug_decode, config->log_types() & Log::TYPE_DEBUG_DECODE);
-               checked_set (_log_debug_encode, config->log_types() & Log::TYPE_DEBUG_ENCODE);
-#ifdef DCPOMATIC_WINDOWS
-               checked_set (_win32_console, config->win32_console());
-#endif
-       }
-
-       void maximum_j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_maximum_j2k_bandwidth (_maximum_j2k_bandwidth->GetValue() * 1000000);
+               std::string const s = Config::instance()->decryption_chain()->chain();
+               fwrite (s.c_str(), 1, s.length(), f);
+               fclose (f);
        }
+       d->Destroy ();
+}
 
-       void allow_any_dcp_frame_rate_changed ()
-       {
-               Config::instance()->set_allow_any_dcp_frame_rate (_allow_any_dcp_frame_rate->GetValue ());
-       }
+void
+KeysPage::export_decryption_certificate ()
+{
+       wxFileDialog* d = new wxFileDialog (
+               _panel, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-       void log_changed ()
-       {
-               int types = 0;
-               if (_log_general->GetValue ()) {
-                       types |= Log::TYPE_GENERAL;
-               }
-               if (_log_warning->GetValue ()) {
-                       types |= Log::TYPE_WARNING;
-               }
-               if (_log_error->GetValue ())  {
-                       types |= Log::TYPE_ERROR;
-               }
-               if (_log_timing->GetValue ()) {
-                       types |= Log::TYPE_TIMING;
-               }
-               if (_log_debug_decode->GetValue ()) {
-                       types |= Log::TYPE_DEBUG_DECODE;
+       if (d->ShowModal () == wxID_OK) {
+               FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
+               if (!f) {
+                       throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
                }
-               if (_log_debug_encode->GetValue ()) {
-                       types |= Log::TYPE_DEBUG_ENCODE;
-               }
-               Config::instance()->set_log_types (types);
-       }
 
-#ifdef DCPOMATIC_WINDOWS
-       void win32_console_changed ()
-       {
-               Config::instance()->set_win32_console (_win32_console->GetValue ());
+               std::string const s = Config::instance()->decryption_chain()->leaf().certificate (true);
+               fwrite (s.c_str(), 1, s.length(), f);
+               fclose (f);
        }
-#endif
-
-       wxSpinCtrl* _maximum_j2k_bandwidth;
-       wxCheckBox* _allow_any_dcp_frame_rate;
-       wxCheckBox* _log_general;
-       wxCheckBox* _log_warning;
-       wxCheckBox* _log_error;
-       wxCheckBox* _log_timing;
-       wxCheckBox* _log_debug_decode;
-       wxCheckBox* _log_debug_encode;
-#ifdef DCPOMATIC_WINDOWS
-       wxCheckBox* _win32_console;
-#endif
-};
-
-wxPreferencesEditor*
-create_config_dialog ()
-{
-       wxPreferencesEditor* e = new wxPreferencesEditor ();
-
-#ifdef DCPOMATIC_OSX
-       /* Width that we force some of the config panels to be on OSX so that
-          the containing window doesn't shrink too much when we select those panels.
-          This is obviously an unpleasant hack.
-       */
-       wxSize ps = wxSize (520, -1);
-       int const border = 16;
-#else
-       wxSize ps = wxSize (-1, -1);
-       int const border = 8;
-#endif
-
-       e->AddPage (new GeneralPage (ps, border));
-       e->AddPage (new DefaultsPage (ps, border));
-       e->AddPage (new EncodingServersPage (ps, border));
-       e->AddPage (new KeysPage (ps, border));
-       e->AddPage (new TMSPage (ps, border));
-       e->AddPage (new KDMEmailPage (ps, border));
-       e->AddPage (new AdvancedPage (ps, border));
-       return e;
+       d->Destroy ();
 }