src/tools/dcpomatic_kdm.cc

   1 /*
   2     Copyright (C) 2015-2021 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
  22 #include "wx/about_dialog.h"
  23 #include "wx/dcpomatic_button.h"
  24 #include "wx/editable_list.h"
  25 #include "wx/file_picker_ctrl.h"
  26 #include "wx/full_config_dialog.h"
  27 #include "wx/job_view_dialog.h"
  28 #include "wx/kdm_output_panel.h"
  29 #include "wx/kdm_timing_panel.h"
  30 #include "wx/nag_dialog.h"
  31 #include "wx/new_dkdm_folder_dialog.h"
  32 #include "wx/report_problem_dialog.h"
  33 #include "wx/screens_panel.h"
  34 #include "wx/static_text.h"
  35 #include "wx/wx_signal_manager.h"
  36 #include "wx/wx_util.h"
  37 #include "lib/cinema.h"
  38 #include "lib/compose.hpp"
  39 #include "lib/config.h"
  40 #include "lib/cross.h"
  41 #include "lib/dcpomatic_log.h"
  42 #include "lib/dkdm_wrapper.h"
  43 #include "lib/exceptions.h"
  44 #include "lib/file_log.h"
  45 #include "lib/job_manager.h"
  46 #include "lib/kdm_with_metadata.h"
  47 #include "lib/screen.h"
  48 #include "lib/send_kdm_email_job.h"
  49 #include "lib/util.h"
  50 #include <dcp/encrypted_kdm.h>
  51 #include <dcp/decrypted_kdm.h>
  52 #include <dcp/exceptions.h>
  53 #include <dcp/warnings.h>
  54 LIBDCP_DISABLE_WARNINGS
  55 #include <wx/filepicker.h>
  56 #include <wx/preferences.h>
  57 #include <wx/splash.h>
  58 #include <wx/treectrl.h>
  59 #include <wx/wx.h>
  60 LIBDCP_ENABLE_WARNINGS
  61 #ifdef __WXOSX__
  62 #include <ApplicationServices/ApplicationServices.h>
  63 #endif
  64 #include <boost/bind/bind.hpp>
  65
  66 #ifdef check
  67 #undef check
  68 #endif
  69
  70
  71 using std::exception;
  72 using std::list;
  73 using std::make_shared;
  74 using std::map;
  75 using std::pair;
  76 using std::shared_ptr;
  77 using std::string;
  78 using std::vector;
  79 using boost::bind;
  80 using boost::optional;
  81 using boost::ref;
  82 using std::dynamic_pointer_cast;
  83 #if BOOST_VERSION >= 106100
  84 using namespace boost::placeholders;
  85 #endif
  86 using namespace dcpomatic;
  87
  88
  89 enum {
  90         ID_help_report_a_problem = 1,
  91 };
  92
  93
  94 class DOMFrame : public wxFrame
  95 {
  96 public:
  97         explicit DOMFrame (wxString const & title)
  98                 : wxFrame (nullptr, -1, title)
  99                 , _config_dialog (nullptr)
 100                 , _job_view (nullptr)
 101         {
 102 #if defined(DCPOMATIC_WINDOWS)
 103                 if (Config::instance()->win32_console ()) {
 104                         AllocConsole();
 105
 106                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
 107                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 108                         FILE* hf_out = _fdopen(hCrt, "w");
 109                         setvbuf(hf_out, NULL, _IONBF, 1);
 110                         *stdout = *hf_out;
 111
 112                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 113                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 114                         FILE* hf_in = _fdopen(hCrt, "r");
 115                         setvbuf(hf_in, NULL, _IONBF, 128);
 116                         *stdin = *hf_in;
 117
 118                         std::cout << "DCP-o-matic KDM creator is starting." << "\n";
 119                 }
 120 #endif
 121
 122                 auto bar = new wxMenuBar;
 123                 setup_menu (bar);
 124                 SetMenuBar (bar);
 125
 126                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this),             wxID_EXIT);
 127                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this),      wxID_PREFERENCES);
 128                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this),            wxID_ABOUT);
 129                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 130
 131                 /* Use a panel as the only child of the Frame so that we avoid
 132                    the dark-grey background on Windows.
 133                 */
 134                 auto overall_panel = new wxPanel (this, wxID_ANY);
 135                 auto main_sizer = new wxBoxSizer (wxHORIZONTAL);
 136
 137                 auto horizontal = new wxBoxSizer (wxHORIZONTAL);
 138                 auto left = new wxBoxSizer (wxVERTICAL);
 139                 auto right = new wxBoxSizer (wxVERTICAL);
 140
 141                 horizontal->Add (left, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_X_GAP * 2);
 142                 horizontal->Add (right, 1, wxEXPAND);
 143
 144                 wxFont subheading_font (*wxNORMAL_FONT);
 145                 subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 146
 147                 auto h = new StaticText (overall_panel, _("Screens"));
 148                 h->SetFont (subheading_font);
 149                 left->Add (h, 0, wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 150                 _screens = new ScreensPanel (overall_panel);
 151                 left->Add (_screens, 1, wxEXPAND | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 152
 153                 /// TRANSLATORS: translate the word "Timing" here; do not include the "KDM|" prefix
 154                 h = new StaticText (overall_panel, S_("KDM|Timing"));
 155                 h->SetFont (subheading_font);
 156                 right->Add (h);
 157                 _timing = new KDMTimingPanel (overall_panel);
 158                 right->Add (_timing, 0, wxALL, DCPOMATIC_SIZER_Y_GAP);
 159
 160                 h = new StaticText (overall_panel, _("DKDM"));
 161                 h->SetFont (subheading_font);
 162                 right->Add (h, 0, wxTOP, DCPOMATIC_SIZER_Y_GAP * 2);
 163                 auto dkdm_sizer = new wxBoxSizer (wxHORIZONTAL);
 164                 _dkdm = new wxTreeCtrl (
 165                         overall_panel, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxTR_HIDE_ROOT | wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT
 166                 );
 167                 dkdm_sizer->Add (_dkdm, 1, wxEXPAND | wxALL, DCPOMATIC_SIZER_Y_GAP);
 168                 wxBoxSizer* dkdm_buttons = new wxBoxSizer(wxVERTICAL);
 169                 _add_dkdm = new Button (overall_panel, _("Add..."));
 170                 dkdm_buttons->Add (_add_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 171                 _add_dkdm_folder = new Button (overall_panel, _("Add folder..."));
 172                 dkdm_buttons->Add (_add_dkdm_folder, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 173                 _remove_dkdm = new Button (overall_panel, _("Remove"));
 174                 dkdm_buttons->Add (_remove_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 175                 _export_dkdm = new Button (overall_panel, _("Export..."));
 176                 dkdm_buttons->Add (_export_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 177                 dkdm_sizer->Add (dkdm_buttons, 0, wxEXPAND | wxALL, DCPOMATIC_SIZER_GAP);
 178                 right->Add (dkdm_sizer, 1, wxEXPAND | wxALL, DCPOMATIC_SIZER_Y_GAP);
 179
 180                 add_dkdm_view (Config::instance()->dkdms());
 181
 182                 h = new StaticText (overall_panel, _("Output"));
 183                 h->SetFont (subheading_font);
 184                 right->Add (h, 0, wxTOP, DCPOMATIC_SIZER_Y_GAP * 2);
 185                 _output = new KDMOutputPanel (overall_panel);
 186                 right->Add (_output, 0, wxALL, DCPOMATIC_SIZER_Y_GAP);
 187
 188                 _create = new Button (overall_panel, _("Create KDMs"));
 189                 right->Add (_create, 0, wxALL, DCPOMATIC_SIZER_GAP);
 190
 191                 main_sizer->Add (horizontal, 1, wxALL | wxEXPAND, DCPOMATIC_DIALOG_BORDER);
 192                 overall_panel->SetSizer (main_sizer);
 193
 194                 /* Instantly save any config changes when using a DCP-o-matic GUI */
 195                 Config::instance()->Changed.connect (boost::bind (&Config::write, Config::instance ()));
 196
 197                 _screens->ScreensChanged.connect (boost::bind (&DOMFrame::setup_sensitivity, this));
 198                 _create->Bind (wxEVT_BUTTON, bind (&DOMFrame::create_kdms, this));
 199                 _dkdm->Bind (wxEVT_TREE_SEL_CHANGED, boost::bind (&DOMFrame::setup_sensitivity, this));
 200                 _dkdm->Bind (wxEVT_TREE_BEGIN_DRAG, boost::bind (&DOMFrame::dkdm_begin_drag, this, _1));
 201                 _dkdm->Bind (wxEVT_TREE_END_DRAG, boost::bind (&DOMFrame::dkdm_end_drag, this, _1));
 202                 _add_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::add_dkdm_clicked, this));
 203                 _add_dkdm_folder->Bind (wxEVT_BUTTON, bind (&DOMFrame::add_dkdm_folder_clicked, this));
 204                 _remove_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::remove_dkdm_clicked, this));
 205                 _export_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::export_dkdm_clicked, this));
 206
 207                 setup_sensitivity ();
 208
 209                 dcpomatic_log = make_shared<FileLog>(State::write_path("kdm.log"));
 210         }
 211
 212 private:
 213         void file_exit ()
 214         {
 215                 /* false here allows the close handler to veto the close request */
 216                 Close (false);
 217         }
 218
 219         void edit_preferences ()
 220         {
 221                 if (!_config_dialog) {
 222                         _config_dialog = create_full_config_dialog ();
 223                 }
 224                 _config_dialog->Show (this);
 225         }
 226
 227         void help_about ()
 228         {
 229                 auto d = new AboutDialog (this);
 230                 d->ShowModal ();
 231                 d->Destroy ();
 232         }
 233
 234         void help_report_a_problem ()
 235         {
 236                 auto d = new ReportProblemDialog (this, shared_ptr<Film>());
 237                 if (d->ShowModal () == wxID_OK) {
 238                         d->report ();
 239                 }
 240                 d->Destroy ();
 241         }
 242
 243         void setup_menu (wxMenuBar* m)
 244         {
 245                 auto file = new wxMenu;
 246
 247 #ifdef __WXOSX__
 248                 file->Append (wxID_EXIT, _("&Exit"));
 249 #else
 250                 file->Append (wxID_EXIT, _("&Quit"));
 251 #endif
 252
 253 #ifdef __WXOSX__
 254                 file->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 255 #else
 256                 wxMenu* edit = new wxMenu;
 257                 edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 258 #endif
 259
 260                 wxMenu* help = new wxMenu;
 261 #ifdef __WXOSX__
 262                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 263 #else
 264                 help->Append (wxID_ABOUT, _("About"));
 265 #endif
 266                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 267
 268                 m->Append (file, _("&File"));
 269 #ifndef __WXOSX__
 270                 m->Append (edit, _("&Edit"));
 271 #endif
 272                 m->Append (help, _("&Help"));
 273         }
 274
 275         bool confirm_overwrite (boost::filesystem::path path)
 276         {
 277                 return confirm_dialog (
 278                         this,
 279                         wxString::Format (_("File %s already exists.  Do you want to overwrite it?"), std_to_wx(path.string()).data())
 280                         );
 281         }
 282
 283         /** @id if not 0 this is filled in with the wxTreeItemId of the selection */
 284         shared_ptr<DKDMBase> selected_dkdm (wxTreeItemId* id = 0) const
 285         {
 286                 wxArrayTreeItemIds selections;
 287                 _dkdm->GetSelections (selections);
 288                 if (selections.GetCount() != 1) {
 289                         if (id) {
 290                                 *id = 0;
 291                         }
 292                         return {};
 293                 }
 294
 295                 if (id) {
 296                         *id = selections[0];
 297                 }
 298
 299                 auto i = _dkdm_id.find (selections[0]);
 300                 if (i == _dkdm_id.end()) {
 301                         return {};
 302                 }
 303
 304                 return i->second;
 305         }
 306
 307         void create_kdms ()
 308         {
 309                 try {
 310                         auto dkdm_base = selected_dkdm ();
 311                         if (!dkdm_base) {
 312                                 return;
 313                         }
 314
 315                         list<KDMWithMetadataPtr> kdms;
 316                         string title;
 317
 318                         auto dkdm = std::dynamic_pointer_cast<DKDM>(dkdm_base);
 319                         if (dkdm) {
 320
 321                                 /* Decrypt the DKDM */
 322                                 dcp::DecryptedKDM decrypted (dkdm->dkdm(), Config::instance()->decryption_chain()->key().get());
 323                                 title = decrypted.content_title_text ();
 324
 325                                 /* This is the signer for our new KDMs */
 326                                 auto signer = Config::instance()->signer_chain ();
 327                                 if (!signer->valid ()) {
 328                                         throw InvalidSignerError ();
 329                                 }
 330
 331                                 for (auto i: _screens->screens()) {
 332
 333                                         if (!i->recipient) {
 334                                                 continue;
 335                                         }
 336
 337                                         dcp::LocalTime begin(_timing->from(), i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute());
 338                                         dcp::LocalTime end(_timing->until(), i->cinema->utc_offset_hour(), i->cinema->utc_offset_minute());
 339
 340                                         /* Make an empty KDM */
 341                                         dcp::DecryptedKDM kdm (
 342                                                 begin,
 343                                                 end,
 344                                                 decrypted.annotation_text().get_value_or (""),
 345                                                 title,
 346                                                 dcp::LocalTime().as_string()
 347                                                 );
 348
 349                                         /* Add keys from the DKDM */
 350                                         for (auto const& j: decrypted.keys()) {
 351                                                 kdm.add_key (j);
 352                                         }
 353
 354                                         auto const encrypted = kdm.encrypt(
 355                                                         signer, i->recipient.get(), i->trusted_device_thumbprints(), _output->formulation(),
 356                                                         !_output->forensic_mark_video(), _output->forensic_mark_audio() ? boost::optional<int>() : 0
 357                                                         );
 358
 359                                         dcp::NameFormat::Map name_values;
 360                                         name_values['c'] = i->cinema->name;
 361                                         name_values['s'] = i->name;
 362                                         name_values['f'] = title;
 363                                         name_values['b'] = begin.date() + " " + begin.time_of_day(true, false);
 364                                         name_values['e'] = end.date() + " " + end.time_of_day(true, false);
 365                                         name_values['i'] = encrypted.cpl_id ();
 366
 367                                         /* Encrypt */
 368                                         kdms.push_back (make_shared<KDMWithMetadata>(name_values, i->cinema.get(), i->cinema->emails, encrypted));
 369                                 }
 370                         }
 371
 372                         if (kdms.empty()) {
 373                                 return;
 374                         }
 375
 376                         auto result = _output->make (
 377                                 kdms, title, bind (&DOMFrame::confirm_overwrite, this, _1)
 378                                 );
 379
 380                         if (result.first) {
 381                                 JobManager::instance()->add (result.first);
 382                                 if (_job_view) {
 383                                         _job_view->Destroy ();
 384                                         _job_view = 0;
 385                                 }
 386                                 _job_view = new JobViewDialog (this, _("Send KDM emails"), result.first);
 387                                 _job_view->ShowModal ();
 388                         }
 389
 390                         if (result.second > 0) {
 391                                 /* XXX: proper plural form support in wxWidgets? */
 392                                 wxString s = result.second == 1 ? _("%d KDM written to %s") : _("%d KDMs written to %s");
 393                                 message_dialog (
 394                                         this,
 395                                         wxString::Format (s, result.second, std_to_wx(_output->directory().string()).data())
 396                                         );
 397                         }
 398                 } catch (dcp::NotEncryptedError& e) {
 399                         error_dialog (this, _("CPL's content is not encrypted."));
 400                 } catch (exception& e) {
 401                         error_dialog (this, std_to_wx(e.what()));
 402                 } catch (...) {
 403                         error_dialog (this, _("An unknown exception occurred."));
 404                 }
 405         }
 406
 407         void setup_sensitivity ()
 408         {
 409                 _screens->setup_sensitivity ();
 410                 _output->setup_sensitivity ();
 411                 wxArrayTreeItemIds sel;
 412                 _dkdm->GetSelections (sel);
 413                 auto group = dynamic_pointer_cast<DKDMGroup>(selected_dkdm());
 414                 auto dkdm = dynamic_pointer_cast<DKDM>(selected_dkdm());
 415                 _create->Enable (!_screens->screens().empty() && sel.GetCount() > 0 && dkdm);
 416                 _remove_dkdm->Enable (sel.GetCount() > 0 && (!group || group->name() != "root"));
 417                 _export_dkdm->Enable (sel.GetCount() > 0 && dkdm);
 418         }
 419
 420         void dkdm_begin_drag (wxTreeEvent& ev)
 421         {
 422                 ev.Allow ();
 423         }
 424
 425         void dkdm_end_drag (wxTreeEvent& ev)
 426         {
 427                 auto from = _dkdm_id.find (_dkdm->GetSelection ());
 428                 auto to = _dkdm_id.find (ev.GetItem ());
 429                 if (from == _dkdm_id.end() || to == _dkdm_id.end() || from->first == to->first) {
 430                         return;
 431                 }
 432
 433                 auto group = dynamic_pointer_cast<DKDMGroup> (to->second);
 434                 if (!group) {
 435                         group = to->second->parent();
 436                 }
 437
 438                 DCPOMATIC_ASSERT (group);
 439                 DCPOMATIC_ASSERT (from->second->parent ());
 440
 441                 from->second->parent()->remove (from->second);
 442                 add_dkdm_model (from->second, group, dynamic_pointer_cast<DKDM>(to->second));
 443
 444                 _dkdm->Delete (from->first);
 445                 _dkdm_id.erase (from->first);
 446                 add_dkdm_view (from->second, dynamic_pointer_cast<DKDM>(to->second) ? to->first : optional<wxTreeItemId>());
 447         }
 448
 449         void add_dkdm_clicked ()
 450         {
 451                 auto d = new wxFileDialog(
 452                         this,
 453                         _("Select DKDM file"),
 454                         wxEmptyString,
 455                         wxEmptyString,
 456                         wxT("XML files|*.xml|All files|*.*"),
 457                         wxFD_MULTIPLE
 458                         );
 459
 460                 if (d->ShowModal() == wxID_OK) {
 461                         auto chain = Config::instance()->decryption_chain();
 462                         DCPOMATIC_ASSERT (chain->key());
 463
 464                         wxArrayString paths;
 465                         d->GetPaths(paths);
 466                         for (unsigned int i = 0; i < paths.GetCount(); ++i) {
 467                                 try {
 468                                         dcp::EncryptedKDM ekdm(dcp::file_to_string(wx_to_std(paths[i]), MAX_KDM_SIZE));
 469                                         /* Decrypt the DKDM to make sure that we can */
 470                                         dcp::DecryptedKDM dkdm(ekdm, chain->key().get());
 471
 472                                         auto new_dkdm = make_shared<DKDM>(ekdm);
 473                                         auto group = dynamic_pointer_cast<DKDMGroup> (selected_dkdm());
 474                                         if (!group) {
 475                                                 group = Config::instance()->dkdms ();
 476                                         }
 477                                         add_dkdm_model (new_dkdm, group);
 478                                         add_dkdm_view (new_dkdm);
 479                                 } catch (dcp::KDMFormatError& e) {
 480                                         error_dialog (
 481                                                 this,
 482                                                 _("Could not read file as a KDM.  Perhaps it is badly formatted, or not a KDM at all."),
 483                                                 std_to_wx(e.what())
 484                                                 );
 485                                         return;
 486                                 } catch (dcp::KDMDecryptionError &) {
 487                                         error_dialog (
 488                                                 this,
 489                                                 _("Could not decrypt the DKDM.  Perhaps it was not created with the correct certificate.")
 490                                                 );
 491                                 } catch (dcp::MiscError& e) {
 492                                         error_dialog (
 493                                                 this,
 494                                                 _("Could not read file as a KDM.  It is much too large.  Make sure you are loading a DKDM (XML) file."),
 495                                                 std_to_wx(e.what())
 496                                                 );
 497                                 }
 498                         }
 499                 }
 500                 d->Destroy ();
 501         }
 502
 503         void add_dkdm_folder_clicked ()
 504         {
 505                 auto d = new NewDKDMFolderDialog (this);
 506                 if (d->ShowModal() == wxID_OK) {
 507                         auto new_dkdm = make_shared<DKDMGroup>(wx_to_std(d->get()));
 508                         auto parent = dynamic_pointer_cast<DKDMGroup>(selected_dkdm());
 509                         if (!parent) {
 510                                 parent = Config::instance()->dkdms ();
 511                         }
 512                         add_dkdm_model (new_dkdm, parent);
 513                         add_dkdm_view (new_dkdm);
 514                 }
 515                 d->Destroy ();
 516         }
 517
 518         /** @param dkdm Thing to add.
 519          *  @param parent Parent group, or 0.
 520          */
 521         void add_dkdm_view (shared_ptr<DKDMBase> base, optional<wxTreeItemId> previous = optional<wxTreeItemId>())
 522         {
 523                 if (!base->parent()) {
 524                         /* This is the root group */
 525                         _dkdm_id[_dkdm->AddRoot("root")] = base;
 526                 } else {
 527                         /* Add base to the view */
 528                         wxTreeItemId added;
 529                         auto parent_id = dkdm_to_id(base->parent());
 530                         if (previous) {
 531                                 added = _dkdm->InsertItem(parent_id, *previous, std_to_wx(base->name()));
 532                         } else {
 533                                 added = _dkdm->AppendItem(parent_id, std_to_wx(base->name()));
 534                         }
 535                         _dkdm->SortChildren(parent_id);
 536                         _dkdm_id[added] = base;
 537                 }
 538
 539                 /* Add children */
 540                 auto g = dynamic_pointer_cast<DKDMGroup>(base);
 541                 if (g) {
 542                         for (auto i: g->children()) {
 543                                 add_dkdm_view (i);
 544                         }
 545                 }
 546         }
 547
 548         /** @param group Group to add dkdm to */
 549         void add_dkdm_model (shared_ptr<DKDMBase> dkdm, shared_ptr<DKDMGroup> group, shared_ptr<DKDM> previous = shared_ptr<DKDM> ())
 550         {
 551                 group->add (dkdm, previous);
 552                 /* We're messing with a Config-owned object here, so tell it that something has changed.
 553                    This isn't nice.
 554                 */
 555                 Config::instance()->changed ();
 556         }
 557
 558         wxTreeItemId dkdm_to_id (shared_ptr<DKDMBase> dkdm)
 559         {
 560                 for (auto const& i: _dkdm_id) {
 561                         if (i.second == dkdm) {
 562                                 return i.first;
 563                         }
 564                 }
 565                 DCPOMATIC_ASSERT (false);
 566         }
 567
 568         void remove_dkdm_clicked ()
 569         {
 570                 auto removed = selected_dkdm ();
 571                 if (!removed) {
 572                         return;
 573                 }
 574
 575                 if (NagDialog::maybe_nag (
 576                             this, Config::NAG_DELETE_DKDM,
 577                             _("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.  "
 578                               "Are you sure?"),
 579                             true)) {
 580                         return;
 581                 }
 582
 583                 _dkdm->Delete (dkdm_to_id (removed));
 584                 auto dkdms = Config::instance()->dkdms ();
 585                 dkdms->remove (removed);
 586                 Config::instance()->changed ();
 587         }
 588
 589         void export_dkdm_clicked ()
 590         {
 591                 auto removed = selected_dkdm ();
 592                 if (!removed) {
 593                         return;
 594                 }
 595
 596                 auto dkdm = dynamic_pointer_cast<DKDM>(removed);
 597                 if (!dkdm) {
 598                         return;
 599                 }
 600
 601                 auto d = new wxFileDialog (
 602                         this, _("Select DKDM File"), wxEmptyString, wxEmptyString, wxT("XML files (*.xml)|*.xml"),
 603                         wxFD_SAVE | wxFD_OVERWRITE_PROMPT
 604                         );
 605
 606                 if (d->ShowModal() == wxID_OK) {
 607                         dkdm->dkdm().as_xml(wx_to_std(d->GetPath()));
 608                 }
 609                 d->Destroy ();
 610         }
 611
 612         wxPreferencesEditor* _config_dialog;
 613         ScreensPanel* _screens;
 614         KDMTimingPanel* _timing;
 615         wxTreeCtrl* _dkdm;
 616         typedef std::map<wxTreeItemId, std::shared_ptr<DKDMBase>> DKDMMap;
 617         DKDMMap _dkdm_id;
 618         wxButton* _add_dkdm;
 619         wxButton* _add_dkdm_folder;
 620         wxButton* _remove_dkdm;
 621         wxButton* _export_dkdm;
 622         wxButton* _create;
 623         KDMOutputPanel* _output;
 624         JobViewDialog* _job_view;
 625 };
 626
 627
 628 /** @class App
 629  *  @brief The magic App class for wxWidgets.
 630  */
 631 class App : public wxApp
 632 {
 633 public:
 634         App ()
 635                 : wxApp ()
 636                 , _frame (nullptr)
 637         {}
 638
 639 private:
 640
 641         bool OnInit () override
 642         {
 643                 wxSplashScreen* splash = nullptr;
 644
 645                 try {
 646                         wxInitAllImageHandlers ();
 647
 648                         Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
 649                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
 650
 651                         splash = maybe_show_splash ();
 652
 653                         SetAppName (_("DCP-o-matic KDM Creator"));
 654
 655                         if (!wxApp::OnInit()) {
 656                                 return false;
 657                         }
 658
 659 #ifdef DCPOMATIC_LINUX
 660                         unsetenv ("UBUNTU_MENUPROXY");
 661 #endif
 662
 663 #ifdef DCPOMATIC_OSX
 664                         make_foreground_application ();
 665 #endif
 666
 667                         dcpomatic_setup_path_encoding ();
 668
 669                         /* Enable i18n; this will create a Config object
 670                            to look for a force-configured language.  This Config
 671                            object will be wrong, however, because dcpomatic_setup
 672                            hasn't yet been called and there aren't any filters etc.
 673                            set up yet.
 674                         */
 675                         dcpomatic_setup_i18n ();
 676
 677                         /* Set things up, including filters etc.
 678                            which will now be internationalised correctly.
 679                         */
 680                         dcpomatic_setup ();
 681
 682                         /* Force the configuration to be re-loaded correctly next
 683                            time it is needed.
 684                         */
 685                         Config::drop ();
 686
 687                         _frame = new DOMFrame (_("DCP-o-matic KDM Creator"));
 688                         SetTopWindow (_frame);
 689                         _frame->Maximize ();
 690                         if (splash) {
 691                                 splash->Destroy ();
 692                                 splash = nullptr;
 693                         }
 694                         _frame->Show ();
 695
 696                         signal_manager = new wxSignalManager (this);
 697                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 698                 }
 699                 catch (exception& e)
 700                 {
 701                         if (splash) {
 702                                 splash->Destroy ();
 703                         }
 704                         error_dialog (0, _("DCP-o-matic could not start"), std_to_wx(e.what()));
 705                 }
 706
 707                 return true;
 708         }
 709
 710         /* An unhandled exception has occurred inside the main event loop */
 711         bool OnExceptionInMainLoop () override
 712         {
 713                 try {
 714                         throw;
 715                 } catch (FileError& e) {
 716                         error_dialog (
 717                                 0,
 718                                 wxString::Format (
 719                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
 720                                         std_to_wx (e.what()),
 721                                         std_to_wx (e.file().string().c_str ())
 722                                         )
 723                                 );
 724                 } catch (exception& e) {
 725                         error_dialog (
 726                                 nullptr,
 727                                 wxString::Format (
 728                                         _("An exception occurred: %s.\n\n") + " " + REPORT_PROBLEM,
 729                                         std_to_wx(e.what())
 730                                         )
 731                                 );
 732                 } catch (...) {
 733                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 734                 }
 735
 736                 /* This will terminate the program */
 737                 return false;
 738         }
 739
 740         void OnUnhandledException () override
 741         {
 742                 error_dialog (nullptr, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 743         }
 744
 745         void idle ()
 746         {
 747                 signal_manager->ui_idle ();
 748         }
 749
 750         void config_failed_to_load ()
 751         {
 752                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
 753         }
 754
 755         void config_warning (string m)
 756         {
 757                 message_dialog (_frame, std_to_wx(m));
 758         }
 759
 760         DOMFrame* _frame;
 761 };
 762
 763 IMPLEMENT_APP (App)