src/tools/dcpomatic_kdm.cc

   1 /*
   2     Copyright (C) 2015-2019 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "wx/full_config_dialog.h"
  22 #include "wx/about_dialog.h"
  23 #include "wx/report_problem_dialog.h"
  24 #include "wx/file_picker_ctrl.h"
  25 #include "wx/wx_util.h"
  26 #include "wx/wx_signal_manager.h"
  27 #include "wx/screens_panel.h"
  28 #include "wx/kdm_timing_panel.h"
  29 #include "wx/kdm_output_panel.h"
  30 #include "wx/job_view_dialog.h"
  31 #include "wx/file_dialog_wrapper.h"
  32 #include "wx/new_dkdm_folder_dialog.h"
  33 #include "wx/editable_list.h"
  34 #include "wx/static_text.h"
  35 #include "wx/dcpomatic_button.h"
  36 #include "wx/nag_dialog.h"
  37 #include "lib/config.h"
  38 #include "lib/util.h"
  39 #include "lib/screen.h"
  40 #include "lib/job_manager.h"
  41 #include "lib/kdm_with_metadata.h"
  42 #include "lib/exceptions.h"
  43 #include "lib/cinema_kdms.h"
  44 #include "lib/send_kdm_email_job.h"
  45 #include "lib/compose.hpp"
  46 #include "lib/cinema.h"
  47 #include "lib/dkdm_wrapper.h"
  48 #include "lib/cross.h"
  49 #ifdef DCPOMATIC_VARIANT_SWAROOP
  50 #include "lib/decrypted_ecinema_kdm.h"
  51 #endif
  52 #include <dcp/encrypted_kdm.h>
  53 #include <dcp/decrypted_kdm.h>
  54 #include <dcp/exceptions.h>
  55 #include <wx/wx.h>
  56 #include <wx/preferences.h>
  57 #include <wx/splash.h>
  58 #include <wx/filepicker.h>
  59 #ifdef __WXOSX__
  60 #include <ApplicationServices/ApplicationServices.h>
  61 #endif
  62 #include <boost/bind.hpp>
  63 #include <boost/foreach.hpp>
  64
  65 #ifdef check
  66 #undef check
  67 #endif
  68
  69 using std::exception;
  70 using std::list;
  71 using std::string;
  72 using std::vector;
  73 using std::pair;
  74 using std::map;
  75 using boost::shared_ptr;
  76 using boost::bind;
  77 using boost::optional;
  78 using boost::ref;
  79 using boost::dynamic_pointer_cast;
  80 using namespace dcpomatic;
  81
  82 enum {
  83         ID_help_report_a_problem = 1,
  84 };
  85
  86 class DOMFrame : public wxFrame
  87 {
  88 public:
  89         explicit DOMFrame (wxString const & title)
  90                 : wxFrame (0, -1, title)
  91                 , _config_dialog (0)
  92                 , _job_view (0)
  93         {
  94 #if defined(DCPOMATIC_WINDOWS)
  95                 if (Config::instance()->win32_console ()) {
  96                         AllocConsole();
  97
  98                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
  99                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 100                         FILE* hf_out = _fdopen(hCrt, "w");
 101                         setvbuf(hf_out, NULL, _IONBF, 1);
 102                         *stdout = *hf_out;
 103
 104                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 105                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 106                         FILE* hf_in = _fdopen(hCrt, "r");
 107                         setvbuf(hf_in, NULL, _IONBF, 128);
 108                         *stdin = *hf_in;
 109
 110                         std::cout << "DCP-o-matic KDM creator is starting." << "\n";
 111                 }
 112 #endif
 113
 114                 wxMenuBar* bar = new wxMenuBar;
 115                 setup_menu (bar);
 116                 SetMenuBar (bar);
 117
 118                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this),             wxID_EXIT);
 119                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this),      wxID_PREFERENCES);
 120                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this),            wxID_ABOUT);
 121                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 122
 123                 /* Use a panel as the only child of the Frame so that we avoid
 124                    the dark-grey background on Windows.
 125                 */
 126                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
 127                 wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
 128
 129                 wxBoxSizer* horizontal = new wxBoxSizer (wxHORIZONTAL);
 130                 wxBoxSizer* left = new wxBoxSizer (wxVERTICAL);
 131                 wxBoxSizer* right = new wxBoxSizer (wxVERTICAL);
 132
 133                 horizontal->Add (left, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_X_GAP * 2);
 134                 horizontal->Add (right, 1, wxEXPAND);
 135
 136                 wxFont subheading_font (*wxNORMAL_FONT);
 137                 subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 138
 139                 wxStaticText* h = new StaticText (overall_panel, _("Screens"));
 140                 h->SetFont (subheading_font);
 141                 left->Add (h, 0, wxALIGN_CENTER_VERTICAL | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 142                 _screens = new ScreensPanel (overall_panel);
 143                 left->Add (_screens, 1, wxEXPAND | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 144
 145                 /// TRANSLATORS: translate the word "Timing" here; do not include the "KDM|" prefix
 146                 h = new StaticText (overall_panel, S_("KDM|Timing"));
 147                 h->SetFont (subheading_font);
 148                 right->Add (h, 0, wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_Y_GAP * 2);
 149                 _timing = new KDMTimingPanel (overall_panel);
 150                 right->Add (_timing, 0, wxALL, DCPOMATIC_SIZER_Y_GAP);
 151
 152                 h = new StaticText (overall_panel, _("DKDM"));
 153                 h->SetFont (subheading_font);
 154                 right->Add (h, 0, wxALIGN_CENTER_VERTICAL | wxTOP, DCPOMATIC_SIZER_Y_GAP * 2);
 155                 wxBoxSizer* dkdm_sizer = new wxBoxSizer (wxHORIZONTAL);
 156                 _dkdm = new wxTreeCtrl (
 157                         overall_panel, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxTR_HIDE_ROOT | wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT
 158                 );
 159                 dkdm_sizer->Add (_dkdm, 1, wxEXPAND | wxALL, DCPOMATIC_SIZER_Y_GAP);
 160                 wxBoxSizer* dkdm_buttons = new wxBoxSizer(wxVERTICAL);
 161                 _add_dkdm = new Button (overall_panel, _("Add..."));
 162                 dkdm_buttons->Add (_add_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 163                 _add_dkdm_folder = new Button (overall_panel, _("Add folder..."));
 164                 dkdm_buttons->Add (_add_dkdm_folder, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 165                 _remove_dkdm = new Button (overall_panel, _("Remove"));
 166                 dkdm_buttons->Add (_remove_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 167                 _export_dkdm = new Button (overall_panel, _("Export..."));
 168                 dkdm_buttons->Add (_export_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 169                 dkdm_sizer->Add (dkdm_buttons, 0, wxEXPAND | wxALL, DCPOMATIC_SIZER_GAP);
 170                 right->Add (dkdm_sizer, 1, wxEXPAND | wxALL, DCPOMATIC_SIZER_Y_GAP);
 171
 172                 add_dkdm_view (Config::instance()->dkdms());
 173
 174                 h = new StaticText (overall_panel, _("Output"));
 175                 h->SetFont (subheading_font);
 176                 right->Add (h, 0, wxALIGN_CENTER_VERTICAL | wxTOP, DCPOMATIC_SIZER_Y_GAP * 2);
 177                 /* XXX: hard-coded non-interop here */
 178                 _output = new KDMOutputPanel (overall_panel, false);
 179                 right->Add (_output, 0, wxALL, DCPOMATIC_SIZER_Y_GAP);
 180
 181                 _create = new Button (overall_panel, _("Create KDMs"));
 182                 right->Add (_create, 0, wxALL, DCPOMATIC_SIZER_GAP);
 183
 184                 main_sizer->Add (horizontal, 1, wxALL | wxEXPAND, DCPOMATIC_DIALOG_BORDER);
 185                 overall_panel->SetSizer (main_sizer);
 186
 187                 /* Instantly save any config changes when using a DCP-o-matic GUI */
 188                 Config::instance()->Changed.connect (boost::bind (&Config::write, Config::instance ()));
 189
 190                 _screens->ScreensChanged.connect (boost::bind (&DOMFrame::setup_sensitivity, this));
 191                 _create->Bind (wxEVT_BUTTON, bind (&DOMFrame::create_kdms, this));
 192                 _dkdm->Bind (wxEVT_TREE_SEL_CHANGED, boost::bind (&DOMFrame::setup_sensitivity, this));
 193                 _dkdm->Bind (wxEVT_TREE_BEGIN_DRAG, boost::bind (&DOMFrame::dkdm_begin_drag, this, _1));
 194                 _dkdm->Bind (wxEVT_TREE_END_DRAG, boost::bind (&DOMFrame::dkdm_end_drag, this, _1));
 195                 _add_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::add_dkdm_clicked, this));
 196                 _add_dkdm_folder->Bind (wxEVT_BUTTON, bind (&DOMFrame::add_dkdm_folder_clicked, this));
 197                 _remove_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::remove_dkdm_clicked, this));
 198                 _export_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::export_dkdm_clicked, this));
 199
 200                 setup_sensitivity ();
 201         }
 202
 203 private:
 204         void file_exit ()
 205         {
 206                 /* false here allows the close handler to veto the close request */
 207                 Close (false);
 208         }
 209
 210         void edit_preferences ()
 211         {
 212                 if (!_config_dialog) {
 213                         _config_dialog = create_full_config_dialog ();
 214                 }
 215                 _config_dialog->Show (this);
 216         }
 217
 218         void help_about ()
 219         {
 220                 AboutDialog* d = new AboutDialog (this);
 221                 d->ShowModal ();
 222                 d->Destroy ();
 223         }
 224
 225         void help_report_a_problem ()
 226         {
 227                 ReportProblemDialog* d = new ReportProblemDialog (this, shared_ptr<Film> ());
 228                 if (d->ShowModal () == wxID_OK) {
 229                         d->report ();
 230                 }
 231                 d->Destroy ();
 232         }
 233
 234         void setup_menu (wxMenuBar* m)
 235         {
 236                 wxMenu* file = new wxMenu;
 237
 238 #ifdef __WXOSX__
 239                 file->Append (wxID_EXIT, _("&Exit"));
 240 #else
 241                 file->Append (wxID_EXIT, _("&Quit"));
 242 #endif
 243
 244 #ifdef __WXOSX__
 245                 file->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 246 #else
 247                 wxMenu* edit = new wxMenu;
 248                 edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 249 #endif
 250
 251                 wxMenu* help = new wxMenu;
 252 #ifdef __WXOSX__
 253                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 254 #else
 255                 help->Append (wxID_ABOUT, _("About"));
 256 #endif
 257                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 258
 259                 m->Append (file, _("&File"));
 260 #ifndef __WXOSX__
 261                 m->Append (edit, _("&Edit"));
 262 #endif
 263                 m->Append (help, _("&Help"));
 264         }
 265
 266         bool confirm_overwrite (boost::filesystem::path path)
 267         {
 268                 return confirm_dialog (
 269                         this,
 270                         wxString::Format (_("File %s already exists.  Do you want to overwrite it?"), std_to_wx(path.string()).data())
 271                         );
 272         }
 273
 274         /** @id if not 0 this is filled in with the wxTreeItemId of the selection */
 275         shared_ptr<DKDMBase> selected_dkdm (wxTreeItemId* id = 0) const
 276         {
 277                 wxArrayTreeItemIds selections;
 278                 _dkdm->GetSelections (selections);
 279                 if (selections.GetCount() != 1) {
 280                         if (id) {
 281                                 *id = 0;
 282                         }
 283                         return shared_ptr<DKDMBase> ();
 284                 }
 285
 286                 if (id) {
 287                         *id = selections[0];
 288                 }
 289
 290                 DKDMMap::const_iterator i = _dkdm_id.find (selections[0]);
 291                 if (i == _dkdm_id.end()) {
 292                         return shared_ptr<DKDMBase> ();
 293                 }
 294
 295                 return i->second;
 296         }
 297
 298         void create_kdms ()
 299         {
 300                 try {
 301                         shared_ptr<DKDMBase> dkdm_base = selected_dkdm ();
 302                         if (!dkdm_base) {
 303                                 return;
 304                         }
 305
 306                         list<KDMWithMetadataPtr> screen_kdms;
 307                         string title;
 308
 309 #ifdef DCPOMATIC_VARIANT_SWAROOP
 310                         shared_ptr<ECinemaDKDM> ecinema_dkdm = boost::dynamic_pointer_cast<ECinemaDKDM> (dkdm_base);
 311                         if (ecinema_dkdm) {
 312                                 DecryptedECinemaKDM decrypted (ecinema_dkdm->dkdm(), Config::instance()->decryption_chain()->key().get());
 313                                 title = decrypted.name ();
 314
 315                                 BOOST_FOREACH (shared_ptr<Screen> i, _screens->screens()) {
 316
 317                                         if (!i->recipient) {
 318                                                 continue;
 319                                         }
 320
 321                                         DecryptedECinemaKDM kdm (
 322                                                 decrypted.id(),
 323                                                 decrypted.name(),
 324                                                 decrypted.key(),
 325                                                 dcp::LocalTime (_timing->from(), i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute()),
 326                                                 dcp::LocalTime (_timing->until(), i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute())
 327                                                 );
 328
 329                                         dcp::NameFormat::Map name_values;
 330                                         name_values['c'] = i->cinema->name;
 331                                         name_values['s'] = i->name;
 332
 333                                         /* Encrypt */
 334                                         screen_kdms.push_back (
 335                                                 KDMWithMetadataPtr(
 336                                                         new ECinemaKDMWithMetadata(name_values, i->cinema, kdm.encrypt(i->recipient.get()))
 337                                                         )
 338                                                 );
 339                                 }
 340                         }
 341 #endif
 342
 343                         shared_ptr<DKDM> dkdm = boost::dynamic_pointer_cast<DKDM> (dkdm_base);
 344                         if (dkdm) {
 345
 346                                 /* Decrypt the DKDM */
 347                                 dcp::DecryptedKDM decrypted (dkdm->dkdm(), Config::instance()->decryption_chain()->key().get());
 348                                 title = decrypted.content_title_text ();
 349
 350                                 /* This is the signer for our new KDMs */
 351                                 shared_ptr<const dcp::CertificateChain> signer = Config::instance()->signer_chain ();
 352                                 if (!signer->valid ()) {
 353                                         throw InvalidSignerError ();
 354                                 }
 355
 356                                 BOOST_FOREACH (shared_ptr<Screen> i, _screens->screens()) {
 357
 358                                         if (!i->recipient) {
 359                                                 continue;
 360                                         }
 361
 362                                         /* Make an empty KDM */
 363                                         dcp::DecryptedKDM kdm (
 364                                                 dcp::LocalTime (_timing->from(), i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute()),
 365                                                 dcp::LocalTime (_timing->until(), i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute()),
 366                                                 decrypted.annotation_text().get_value_or (""),
 367                                                 decrypted.content_title_text(),
 368                                                 dcp::LocalTime().as_string()
 369                                                 );
 370
 371                                         /* Add keys from the DKDM */
 372                                         BOOST_FOREACH (dcp::DecryptedKDMKey const & j, decrypted.keys()) {
 373                                                 kdm.add_key (j);
 374                                         }
 375
 376                                         dcp::NameFormat::Map name_values;
 377                                         name_values['c'] = i->cinema->name;
 378                                         name_values['s'] = i->name;
 379
 380                                         /* Encrypt */
 381                                         screen_kdms.push_back (
 382                                                 KDMWithMetadataPtr(
 383                                                         new DCPKDMWithMetadata(
 384                                                                 name_values,
 385                                                                 i->cinema,
 386                                                                 kdm.encrypt(
 387                                                                         signer, i->recipient.get(), i->trusted_device_thumbprints(), _output->formulation(),
 388                                                                         !_output->forensic_mark_video(), _output->forensic_mark_audio() ? boost::optional<int>() : 0
 389                                                                         )
 390                                                                 )
 391                                                         )
 392                                                 );
 393                                 }
 394                         }
 395
 396                         if (screen_kdms.empty()) {
 397                                 return;
 398                         }
 399
 400                         pair<shared_ptr<Job>, int> result = _output->make (
 401                                 screen_kdms, title, _timing, bind (&DOMFrame::confirm_overwrite, this, _1)
 402                                 );
 403
 404                         if (result.first) {
 405                                 JobManager::instance()->add (result.first);
 406                                 if (_job_view) {
 407                                         _job_view->Destroy ();
 408                                         _job_view = 0;
 409                                 }
 410                                 _job_view = new JobViewDialog (this, _("Send KDM emails"), result.first);
 411                                 _job_view->ShowModal ();
 412                         }
 413
 414                         if (result.second > 0) {
 415                                 /* XXX: proper plural form support in wxWidgets? */
 416                                 wxString s = result.second == 1 ? _("%d KDM written to %s") : _("%d KDMs written to %s");
 417                                 message_dialog (
 418                                         this,
 419                                         wxString::Format (s, result.second, std_to_wx(_output->directory().string()).data())
 420                                         );
 421                         }
 422                 } catch (dcp::NotEncryptedError& e) {
 423                         error_dialog (this, _("CPL's content is not encrypted."));
 424                 } catch (exception& e) {
 425                         error_dialog (this, std_to_wx(e.what()));
 426                 } catch (...) {
 427                         error_dialog (this, _("An unknown exception occurred."));
 428                 }
 429         }
 430
 431         void setup_sensitivity ()
 432         {
 433                 _screens->setup_sensitivity ();
 434                 _output->setup_sensitivity ();
 435                 wxArrayTreeItemIds sel;
 436                 _dkdm->GetSelections (sel);
 437                 shared_ptr<DKDMGroup> group = dynamic_pointer_cast<DKDMGroup>(selected_dkdm());
 438                 shared_ptr<DKDM> dkdm = dynamic_pointer_cast<DKDM>(selected_dkdm());
 439                 _create->Enable (!_screens->screens().empty() && sel.GetCount() > 0);
 440                 _remove_dkdm->Enable (sel.GetCount() > 0 && (!group || group->name() != "root"));
 441                 _export_dkdm->Enable (sel.GetCount() > 0 && dkdm);
 442         }
 443
 444         void dkdm_begin_drag (wxTreeEvent& ev)
 445         {
 446                 ev.Allow ();
 447         }
 448
 449         void dkdm_end_drag (wxTreeEvent& ev)
 450         {
 451                 DKDMMap::iterator from = _dkdm_id.find (_dkdm->GetSelection ());
 452                 DKDMMap::iterator to = _dkdm_id.find (ev.GetItem ());
 453                 if (from == _dkdm_id.end() || to == _dkdm_id.end() || from->first == to->first) {
 454                         return;
 455                 }
 456
 457                 shared_ptr<DKDMGroup> group = dynamic_pointer_cast<DKDMGroup> (to->second);
 458                 if (!group) {
 459                         group = to->second->parent();
 460                 }
 461
 462                 DCPOMATIC_ASSERT (group);
 463                 DCPOMATIC_ASSERT (from->second->parent ());
 464
 465                 from->second->parent()->remove (from->second);
 466                 add_dkdm_model (from->second, group, dynamic_pointer_cast<DKDM>(to->second));
 467
 468                 _dkdm->Delete (from->first);
 469                 _dkdm_id.erase (from->first);
 470                 add_dkdm_view (from->second, dynamic_pointer_cast<DKDM>(to->second) ? to->first : optional<wxTreeItemId>());
 471         }
 472
 473         void add_dkdm_clicked ()
 474         {
 475                 wxFileDialog* d = new wxFileDialog (this, _("Select DKDM file"));
 476                 if (d->ShowModal() == wxID_OK) {
 477                         shared_ptr<const dcp::CertificateChain> chain = Config::instance()->decryption_chain();
 478                         DCPOMATIC_ASSERT (chain->key());
 479
 480 #ifdef DCPOMATIC_VARIANT_SWAROOP
 481                         try {
 482                                 cxml::Document test_doc;
 483                                 string const xml_string = dcp::file_to_string (wx_to_std(d->GetPath()), MAX_KDM_SIZE);
 484                                 test_doc.read_string (xml_string);
 485                                 if (test_doc.root_name() == "ECinemaSecurityMessage") {
 486                                         EncryptedECinemaKDM ekdm(xml_string);
 487                                         /* Decrypt the DKDM to make sure that we can */
 488                                         DecryptedECinemaKDM dkdm(ekdm, chain->key().get());
 489
 490                                         shared_ptr<DKDMBase> new_dkdm(new ECinemaDKDM(ekdm));
 491                                         shared_ptr<DKDMGroup> group = dynamic_pointer_cast<DKDMGroup> (selected_dkdm());
 492                                         if (!group) {
 493                                                 group = Config::instance()->dkdms();
 494                                         }
 495                                         add_dkdm_model (new_dkdm, group);
 496                                         add_dkdm_view (new_dkdm);
 497                                         d->Destroy ();
 498                                         return;
 499                                 }
 500                         } catch (KDMError& e) {
 501                                 error_dialog (
 502                                         this, "Could not read file as a KDM.  Perhaps it is badly formatted, created with the wrong certificate, or not a KDM at all.",
 503                                         std_to_wx(e.what())
 504                                         );
 505                                 d->Destroy ();
 506                                 return;
 507                         } catch (dcp::MiscError& e) {
 508                                 error_dialog (
 509                                         this,
 510                                         _("Could not read file as a KDM.  It is much too large.  Make sure you are loading a DKDM (XML) file."),
 511                                         std_to_wx(e.what())
 512                                         );
 513                                 d->Destroy ();
 514                                 return;
 515                         }
 516 #endif
 517
 518                         try {
 519                                 dcp::EncryptedKDM ekdm(dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE));
 520                                 /* Decrypt the DKDM to make sure that we can */
 521                                 dcp::DecryptedKDM dkdm(ekdm, chain->key().get());
 522
 523                                 shared_ptr<DKDMBase> new_dkdm(new DKDM(ekdm));
 524                                 shared_ptr<DKDMGroup> group = dynamic_pointer_cast<DKDMGroup> (selected_dkdm ());
 525                                 if (!group) {
 526                                         group = Config::instance()->dkdms ();
 527                                 }
 528                                 add_dkdm_model (new_dkdm, group);
 529                                 add_dkdm_view (new_dkdm);
 530                         } catch (dcp::KDMFormatError& e) {
 531                                 error_dialog (
 532                                         this,
 533                                         _("Could not read file as a KDM.  Perhaps it is badly formatted, or not a KDM at all."),
 534                                         std_to_wx(e.what())
 535                                         );
 536                                 return;
 537                         } catch (dcp::KDMDecryptionError &) {
 538                                 error_dialog (
 539                                         this,
 540                                         _("Could not decrypt the DKDM.  Perhaps it was not created with the correct certificate.")
 541                                         );
 542                         } catch (dcp::MiscError& e) {
 543                                 error_dialog (
 544                                         this,
 545                                         _("Could not read file as a KDM.  It is much too large.  Make sure you are loading a DKDM (XML) file."),
 546                                         std_to_wx(e.what())
 547                                         );
 548                         }
 549                 }
 550                 d->Destroy ();
 551         }
 552
 553         void add_dkdm_folder_clicked ()
 554         {
 555                 NewDKDMFolderDialog* d = new NewDKDMFolderDialog (this);
 556                 if (d->ShowModal() == wxID_OK) {
 557                         shared_ptr<DKDMBase> new_dkdm (new DKDMGroup (wx_to_std (d->get ())));
 558                         shared_ptr<DKDMGroup> parent = dynamic_pointer_cast<DKDMGroup> (selected_dkdm ());
 559                         if (!parent) {
 560                                 parent = Config::instance()->dkdms ();
 561                         }
 562                         add_dkdm_model (new_dkdm, parent);
 563                         add_dkdm_view (new_dkdm);
 564                 }
 565                 d->Destroy ();
 566         }
 567
 568         /** @param dkdm Thing to add.
 569          *  @param parent Parent group, or 0.
 570          */
 571         void add_dkdm_view (shared_ptr<DKDMBase> base, optional<wxTreeItemId> previous = optional<wxTreeItemId>())
 572         {
 573                 if (!base->parent()) {
 574                         /* This is the root group */
 575                         _dkdm_id[_dkdm->AddRoot("root")] = base;
 576                 } else {
 577                         /* Add base to the view */
 578                         wxTreeItemId added;
 579                         if (previous) {
 580                                 added = _dkdm->InsertItem(dkdm_to_id(base->parent()), *previous, std_to_wx(base->name()));
 581                         } else {
 582                                 added = _dkdm->AppendItem(dkdm_to_id(base->parent()), std_to_wx(base->name()));
 583                         }
 584                         _dkdm_id[added] = base;
 585                 }
 586
 587                 /* Add children */
 588                 shared_ptr<DKDMGroup> g = dynamic_pointer_cast<DKDMGroup> (base);
 589                 if (g) {
 590                         BOOST_FOREACH (shared_ptr<DKDMBase> i, g->children()) {
 591                                 add_dkdm_view (i);
 592                         }
 593                 }
 594         }
 595
 596         /** @param group Group to add dkdm to */
 597         void add_dkdm_model (shared_ptr<DKDMBase> dkdm, shared_ptr<DKDMGroup> group, shared_ptr<DKDM> previous = shared_ptr<DKDM> ())
 598         {
 599                 group->add (dkdm, previous);
 600                 /* We're messing with a Config-owned object here, so tell it that something has changed.
 601                    This isn't nice.
 602                 */
 603                 Config::instance()->changed ();
 604         }
 605
 606         wxTreeItemId dkdm_to_id (shared_ptr<DKDMBase> dkdm)
 607         {
 608                 for (DKDMMap::iterator i = _dkdm_id.begin(); i != _dkdm_id.end(); ++i) {
 609                         if (i->second == dkdm) {
 610                                 return i->first;
 611                         }
 612                 }
 613                 DCPOMATIC_ASSERT (false);
 614         }
 615
 616         void remove_dkdm_clicked ()
 617         {
 618                 shared_ptr<DKDMBase> removed = selected_dkdm ();
 619                 if (!removed) {
 620                         return;
 621                 }
 622
 623                 if (NagDialog::maybe_nag (
 624                             this, Config::NAG_DELETE_DKDM,
 625                             _("You are about to remove a DKDM.  This will make it impossible to decrypt the DCP that the DKDM was made for, and it cannot be undone.  "
 626                               "Are you sure?"),
 627                             true)) {
 628                         return;
 629                 }
 630
 631                 _dkdm->Delete (dkdm_to_id (removed));
 632                 shared_ptr<DKDMGroup> dkdms = Config::instance()->dkdms ();
 633                 dkdms->remove (removed);
 634                 Config::instance()->changed ();
 635         }
 636
 637         void export_dkdm_clicked ()
 638         {
 639                 shared_ptr<DKDMBase> removed = selected_dkdm ();
 640                 if (!removed) {
 641                         return;
 642                 }
 643
 644                 shared_ptr<DKDM> dkdm = dynamic_pointer_cast<DKDM>(removed);
 645                 if (!dkdm) {
 646                         return;
 647                 }
 648
 649                 wxFileDialog* d = new wxFileDialog (
 650                         this, _("Select DKDM File"), wxEmptyString, wxEmptyString, wxT("XML files (*.xml)|*.xml"),
 651                         wxFD_SAVE | wxFD_OVERWRITE_PROMPT
 652                         );
 653
 654                 if (d->ShowModal() == wxID_OK) {
 655                         dkdm->dkdm().as_xml(wx_to_std(d->GetPath()));
 656                 }
 657                 d->Destroy ();
 658         }
 659
 660         wxPreferencesEditor* _config_dialog;
 661         ScreensPanel* _screens;
 662         KDMTimingPanel* _timing;
 663         wxTreeCtrl* _dkdm;
 664         typedef std::map<wxTreeItemId, boost::shared_ptr<DKDMBase> > DKDMMap;
 665         DKDMMap _dkdm_id;
 666         wxButton* _add_dkdm;
 667         wxButton* _add_dkdm_folder;
 668         wxButton* _remove_dkdm;
 669         wxButton* _export_dkdm;
 670         wxButton* _create;
 671         KDMOutputPanel* _output;
 672         JobViewDialog* _job_view;
 673 };
 674
 675 /** @class App
 676  *  @brief The magic App class for wxWidgets.
 677  */
 678 class App : public wxApp
 679 {
 680 public:
 681         App ()
 682                 : wxApp ()
 683                 , _frame (0)
 684         {}
 685
 686 private:
 687
 688         bool OnInit ()
 689         {
 690                 wxSplashScreen* splash = 0;
 691
 692                 try {
 693                         wxInitAllImageHandlers ();
 694
 695                         Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
 696                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
 697
 698                         splash = maybe_show_splash ();
 699
 700                         SetAppName (_("DCP-o-matic KDM Creator"));
 701
 702                         if (!wxApp::OnInit()) {
 703                                 return false;
 704                         }
 705
 706 #ifdef DCPOMATIC_LINUX
 707                         unsetenv ("UBUNTU_MENUPROXY");
 708 #endif
 709
 710 #ifdef __WXOSX__
 711                         ProcessSerialNumber serial;
 712                         GetCurrentProcess (&serial);
 713                         TransformProcessType (&serial, kProcessTransformToForegroundApplication);
 714 #endif
 715
 716                         dcpomatic_setup_path_encoding ();
 717
 718                         /* Enable i18n; this will create a Config object
 719                            to look for a force-configured language.  This Config
 720                            object will be wrong, however, because dcpomatic_setup
 721                            hasn't yet been called and there aren't any filters etc.
 722                            set up yet.
 723                         */
 724                         dcpomatic_setup_i18n ();
 725
 726                         /* Set things up, including filters etc.
 727                            which will now be internationalised correctly.
 728                         */
 729                         dcpomatic_setup ();
 730
 731                         /* Force the configuration to be re-loaded correctly next
 732                            time it is needed.
 733                         */
 734                         Config::drop ();
 735
 736                         _frame = new DOMFrame (_("DCP-o-matic KDM Creator"));
 737                         SetTopWindow (_frame);
 738                         _frame->Maximize ();
 739                         if (splash) {
 740                                 splash->Destroy ();
 741                                 splash = 0;
 742                         }
 743                         _frame->Show ();
 744
 745                         signal_manager = new wxSignalManager (this);
 746                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 747                 }
 748                 catch (exception& e)
 749                 {
 750                         if (splash) {
 751                                 splash->Destroy ();
 752                         }
 753                         error_dialog (0, _("DCP-o-matic could not start"), std_to_wx(e.what()));
 754                 }
 755
 756                 return true;
 757         }
 758
 759         /* An unhandled exception has occurred inside the main event loop */
 760         bool OnExceptionInMainLoop ()
 761         {
 762                 try {
 763                         throw;
 764                 } catch (FileError& e) {
 765                         error_dialog (
 766                                 0,
 767                                 wxString::Format (
 768                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
 769                                         std_to_wx (e.what()),
 770                                         std_to_wx (e.file().string().c_str ())
 771                                         )
 772                                 );
 773                 } catch (exception& e) {
 774                         error_dialog (
 775                                 0,
 776                                 wxString::Format (
 777                                         _("An exception occurred: %s.\n\n") + " " + REPORT_PROBLEM,
 778                                         std_to_wx (e.what ())
 779                                         )
 780                                 );
 781                 } catch (...) {
 782                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 783                 }
 784
 785                 /* This will terminate the program */
 786                 return false;
 787         }
 788
 789         void OnUnhandledException ()
 790         {
 791                 error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 792         }
 793
 794         void idle ()
 795         {
 796                 signal_manager->ui_idle ();
 797         }
 798
 799         void config_failed_to_load ()
 800         {
 801                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
 802         }
 803
 804         void config_warning (string m)
 805         {
 806                 message_dialog (_frame, std_to_wx (m));
 807         }
 808
 809         DOMFrame* _frame;
 810 };
 811
 812 IMPLEMENT_APP (App)