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