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