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/id.h"
  26 #include "wx/invalid_certificate_period_dialog.h"
  27 #include "wx/file_dialog.h"
  28 #include "wx/file_picker_ctrl.h"
  29 #include "wx/full_config_dialog.h"
  30 #include "wx/job_view_dialog.h"
  31 #include "wx/kdm_output_panel.h"
  32 #include "wx/kdm_timing_panel.h"
  33 #include "wx/nag_dialog.h"
  34 #include "wx/new_dkdm_folder_dialog.h"
  35 #include "wx/report_problem_dialog.h"
  36 #include "wx/screens_panel.h"
  37 #include "wx/static_text.h"
  38 #include "wx/wx_signal_manager.h"
  39 #include "wx/wx_util.h"
  40 #include "lib/cinema.h"
  41 #include "lib/collator.h"
  42 #include "lib/compose.hpp"
  43 #include "lib/constants.h"
  44 #include "lib/config.h"
  45 #include "lib/cross.h"
  46 #include "lib/dcpomatic_log.h"
  47 #include "lib/dkdm_wrapper.h"
  48 #include "lib/exceptions.h"
  49 #include "lib/file_log.h"
  50 #include "lib/job_manager.h"
  51 #include "lib/kdm_util.h"
  52 #include "lib/kdm_with_metadata.h"
  53 #include "lib/screen.h"
  54 #include "lib/send_kdm_email_job.h"
  55 #include <dcp/encrypted_kdm.h>
  56 #include <dcp/decrypted_kdm.h>
  57 #include <dcp/exceptions.h>
  58 #include <dcp/filesystem.h>
  59 #include <dcp/warnings.h>
  60 LIBDCP_DISABLE_WARNINGS
  61 #include <wx/dnd.h>
  62 #include <wx/filepicker.h>
  63 #include <wx/preferences.h>
  64 #include <wx/splash.h>
  65 #include <wx/srchctrl.h>
  66 #include <wx/treectrl.h>
  67 #include <wx/wx.h>
  68 LIBDCP_ENABLE_WARNINGS
  69 #ifdef __WXOSX__
  70 #include <ApplicationServices/ApplicationServices.h>
  71 #endif
  72 #include <boost/bind/bind.hpp>
  73 #include <unordered_set>
  74
  75 #ifdef check
  76 #undef check
  77 #endif
  78
  79
  80 using std::dynamic_pointer_cast;
  81 using std::exception;
  82 using std::list;
  83 using std::make_shared;
  84 using std::map;
  85 using std::pair;
  86 using std::shared_ptr;
  87 using std::string;
  88 using std::unordered_set;
  89 using std::vector;
  90 using boost::bind;
  91 using boost::optional;
  92 using boost::ref;
  93 #if BOOST_VERSION >= 106100
  94 using namespace boost::placeholders;
  95 #endif
  96 using namespace dcpomatic;
  97
  98
  99 enum {
 100         ID_help_report_a_problem = DCPOMATIC_MAIN_MENU,
 101 };
 102
 103
 104 class DOMFrame : public wxFrame
 105 {
 106 public:
 107         explicit DOMFrame (wxString const & title)
 108                 : wxFrame (nullptr, -1, title)
 109                 , _config_dialog (nullptr)
 110                 , _job_view (nullptr)
 111         {
 112 #if defined(DCPOMATIC_WINDOWS)
 113                 if (Config::instance()->win32_console ()) {
 114                         AllocConsole();
 115
 116                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
 117                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 118                         FILE* hf_out = _fdopen(hCrt, "w");
 119                         setvbuf(hf_out, NULL, _IONBF, 1);
 120                         *stdout = *hf_out;
 121
 122                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 123                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 124                         FILE* hf_in = _fdopen(hCrt, "r");
 125                         setvbuf(hf_in, NULL, _IONBF, 128);
 126                         *stdin = *hf_in;
 127
 128                         std::cout << "DCP-o-matic KDM creator is starting." << "\n";
 129                 }
 130 #endif
 131
 132                 auto bar = new wxMenuBar;
 133                 setup_menu (bar);
 134                 SetMenuBar (bar);
 135
 136                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this),             wxID_EXIT);
 137                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this),      wxID_PREFERENCES);
 138                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this),            wxID_ABOUT);
 139                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 140
 141                 /* Use a panel as the only child of the Frame so that we avoid
 142                    the dark-grey background on Windows.
 143                 */
 144                 auto overall_panel = new wxPanel (this, wxID_ANY);
 145                 auto main_sizer = new wxBoxSizer (wxHORIZONTAL);
 146
 147                 auto horizontal = new wxBoxSizer (wxHORIZONTAL);
 148                 auto left = new wxBoxSizer (wxVERTICAL);
 149                 auto right = new wxBoxSizer (wxVERTICAL);
 150
 151                 horizontal->Add (left, 1, wxEXPAND | wxRIGHT, DCPOMATIC_SIZER_X_GAP * 2);
 152                 horizontal->Add (right, 1, wxEXPAND);
 153
 154                 wxFont subheading_font (*wxNORMAL_FONT);
 155                 subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 156
 157                 auto h = new StaticText (overall_panel, _("Screens"));
 158                 h->SetFont (subheading_font);
 159                 left->Add (h, 0, wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 160                 _screens = new ScreensPanel (overall_panel);
 161                 left->Add (_screens, 1, wxEXPAND | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 162
 163                 /// TRANSLATORS: translate the word "Timing" here; do not include the "KDM|" prefix
 164                 h = new StaticText (overall_panel, S_("KDM|Timing"));
 165                 h->SetFont (subheading_font);
 166                 right->Add (h);
 167                 _timing = new KDMTimingPanel (overall_panel);
 168                 right->Add (_timing, 0, wxALL, DCPOMATIC_SIZER_Y_GAP);
 169
 170                 h = new StaticText (overall_panel, _("DKDM"));
 171                 h->SetFont (subheading_font);
 172                 right->Add(h, 0, wxTOP, DCPOMATIC_SUBHEADING_TOP_PAD);
 173
 174                 _dkdm_search = new wxSearchCtrl(overall_panel, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(200, search_ctrl_height()));
 175 #ifndef __WXGTK3__
 176                 /* The cancel button seems to be strangely broken in GTK3; clicking on it twice sometimes works */
 177                 _dkdm_search->ShowCancelButton (true);
 178 #endif
 179
 180                 right->Add(_dkdm_search, 0, wxTOP | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 181
 182                 class DKDMDropTarget : public wxFileDropTarget
 183                 {
 184                 public:
 185                         DKDMDropTarget(DOMFrame* frame)
 186                                 : _frame(frame)
 187                         {}
 188
 189                         bool OnDropFiles(wxCoord, wxCoord, wxArrayString const& filenames) override
 190                         {
 191                                 for (size_t i = 0; i < filenames.GetCount(); ++i) {
 192                                         _frame->add_dkdm(boost::filesystem::path(wx_to_std(filenames[0])));
 193                                 }
 194
 195                                 return true;
 196                         }
 197
 198                 private:
 199                         DOMFrame* _frame;
 200                 };
 201
 202                 auto dkdm_sizer = new wxBoxSizer (wxHORIZONTAL);
 203                 _dkdm = new wxTreeCtrl (
 204                         overall_panel, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxTR_HIDE_ROOT | wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT
 205                 );
 206                 _dkdm->SetDropTarget(new DKDMDropTarget(this));
 207                 dkdm_sizer->Add(_dkdm, 1, wxEXPAND | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 208                 auto dkdm_buttons = new wxBoxSizer(wxVERTICAL);
 209                 _add_dkdm = new Button (overall_panel, _("Add..."));
 210                 dkdm_buttons->Add (_add_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 211                 _add_dkdm_folder = new Button (overall_panel, _("Add folder..."));
 212                 dkdm_buttons->Add (_add_dkdm_folder, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 213                 _remove_dkdm = new Button (overall_panel, _("Remove"));
 214                 dkdm_buttons->Add (_remove_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 215                 _export_dkdm = new Button (overall_panel, _("Export..."));
 216                 dkdm_buttons->Add (_export_dkdm, 0, wxALL | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
 217                 dkdm_sizer->Add (dkdm_buttons, 0, wxEXPAND | wxALL, DCPOMATIC_SIZER_GAP);
 218                 right->Add (dkdm_sizer, 1, wxEXPAND | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 219
 220                 update_dkdm_view();
 221
 222                 h = new StaticText (overall_panel, _("Output"));
 223                 h->SetFont (subheading_font);
 224                 right->Add(h, 0, wxTOP, DCPOMATIC_SUBHEADING_TOP_PAD);
 225                 _output = new KDMOutputPanel (overall_panel);
 226                 right->Add (_output, 0, wxALL, DCPOMATIC_SIZER_Y_GAP);
 227
 228                 _create = new Button (overall_panel, _("Create KDMs"));
 229                 right->Add (_create, 0, wxALL, DCPOMATIC_SIZER_GAP);
 230
 231                 main_sizer->Add (horizontal, 1, wxALL | wxEXPAND, DCPOMATIC_DIALOG_BORDER);
 232                 overall_panel->SetSizer (main_sizer);
 233
 234                 /* Instantly save any config changes when using a DCP-o-matic GUI */
 235                 Config::instance()->Changed.connect (boost::bind (&Config::write, Config::instance ()));
 236
 237                 _screens->ScreensChanged.connect (boost::bind (&DOMFrame::setup_sensitivity, this));
 238                 _create->Bind (wxEVT_BUTTON, bind (&DOMFrame::create_kdms, this));
 239                 _dkdm->Bind(wxEVT_TREE_SEL_CHANGED, boost::bind(&DOMFrame::dkdm_selection_changed, this));
 240                 _dkdm->Bind (wxEVT_TREE_BEGIN_DRAG, boost::bind (&DOMFrame::dkdm_begin_drag, this, _1));
 241                 _dkdm->Bind (wxEVT_TREE_END_DRAG, boost::bind (&DOMFrame::dkdm_end_drag, this, _1));
 242                 _dkdm->Bind(wxEVT_TREE_ITEM_EXPANDED, boost::bind(&DOMFrame::dkdm_expanded, this, _1));
 243                 _dkdm->Bind(wxEVT_TREE_ITEM_COLLAPSED, boost::bind(&DOMFrame::dkdm_collapsed, this, _1));
 244                 _add_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::add_dkdm_clicked, this));
 245                 _add_dkdm_folder->Bind (wxEVT_BUTTON, bind (&DOMFrame::add_dkdm_folder_clicked, this));
 246                 _remove_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::remove_dkdm_clicked, this));
 247                 _export_dkdm->Bind (wxEVT_BUTTON, bind (&DOMFrame::export_dkdm_clicked, this));
 248                 _dkdm_search->Bind(wxEVT_TEXT, boost::bind(&DOMFrame::dkdm_search_changed, this));
 249                 _timing->TimingChanged.connect(boost::bind(&DOMFrame::setup_sensitivity, this));
 250                 _output->MethodChanged.connect(boost::bind(&DOMFrame::setup_sensitivity, this));
 251
 252                 setup_sensitivity ();
 253
 254                 dcpomatic_log = make_shared<FileLog>(State::write_path("kdm.log"));
 255         }
 256
 257 private:
 258         void file_exit ()
 259         {
 260                 /* false here allows the close handler to veto the close request */
 261                 Close (false);
 262         }
 263
 264         void edit_preferences ()
 265         {
 266                 if (!_config_dialog) {
 267                         _config_dialog = create_full_config_dialog ();
 268                 }
 269                 _config_dialog->Show (this);
 270         }
 271
 272         void help_about ()
 273         {
 274                 AboutDialog dialog(this);
 275                 dialog.ShowModal();
 276         }
 277
 278         void help_report_a_problem ()
 279         {
 280                 ReportProblemDialog dialog(this, shared_ptr<Film>());
 281                 if (dialog.ShowModal() == wxID_OK) {
 282                         dialog.report();
 283                 }
 284         }
 285
 286         void setup_menu (wxMenuBar* m)
 287         {
 288                 auto file = new wxMenu;
 289
 290 #ifdef __WXOSX__
 291                 file->Append (wxID_EXIT, _("&Exit"));
 292 #else
 293                 file->Append (wxID_EXIT, _("&Quit"));
 294 #endif
 295
 296 #ifdef __WXOSX__
 297                 file->Append(wxID_PREFERENCES, _("&Preferences...\tCtrl-,"));
 298 #else
 299                 wxMenu* edit = new wxMenu;
 300                 edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 301 #endif
 302
 303                 wxMenu* help = new wxMenu;
 304 #ifdef __WXOSX__
 305                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 306 #else
 307                 help->Append (wxID_ABOUT, _("About"));
 308 #endif
 309                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 310
 311                 m->Append (file, _("&File"));
 312 #ifndef __WXOSX__
 313                 m->Append (edit, _("&Edit"));
 314 #endif
 315                 m->Append (help, _("&Help"));
 316         }
 317
 318         bool confirm_overwrite (boost::filesystem::path path)
 319         {
 320                 if (dcp::filesystem::is_directory(path)) {
 321                         return confirm_dialog (
 322                                 this,
 323                                 wxString::Format(_("Folder %s already exists.  Do you want to overwrite it?"), std_to_wx(path.string()).data())
 324                                 );
 325                 } else {
 326                         return confirm_dialog (
 327                                 this,
 328                                 wxString::Format(_("File %s already exists.  Do you want to overwrite it?"), std_to_wx(path.string()).data())
 329                                 );
 330                 }
 331         }
 332
 333         /** @id if not nullptr this is filled in with the wxTreeItemId of the selection */
 334         shared_ptr<DKDMBase> selected_dkdm (wxTreeItemId* id = nullptr) const
 335         {
 336                 wxArrayTreeItemIds selections;
 337                 _dkdm->GetSelections (selections);
 338                 if (selections.GetCount() != 1) {
 339                         if (id) {
 340                                 *id = 0;
 341                         }
 342                         return {};
 343                 }
 344
 345                 if (id) {
 346                         *id = selections[0];
 347                 }
 348
 349                 auto i = _dkdm_id.find (selections[0]);
 350                 if (i == _dkdm_id.end()) {
 351                         return {};
 352                 }
 353
 354                 return i->second;
 355         }
 356
 357         void create_kdms ()
 358         {
 359                 try {
 360                         auto dkdm_base = selected_dkdm ();
 361                         if (!dkdm_base) {
 362                                 return;
 363                         }
 364
 365                         list<KDMWithMetadataPtr> kdms;
 366                         string title;
 367
 368                         auto dkdm = std::dynamic_pointer_cast<DKDM>(dkdm_base);
 369                         if (!dkdm) {
 370                                 return;
 371                         }
 372
 373                         /* Decrypt the DKDM */
 374                         dcp::DecryptedKDM decrypted (dkdm->dkdm(), Config::instance()->decryption_chain()->key().get());
 375                         title = decrypted.content_title_text ();
 376
 377                         /* This is the signer for our new KDMs */
 378                         auto signer = Config::instance()->signer_chain ();
 379                         if (!signer->valid ()) {
 380                                 throw InvalidSignerError ();
 381                         }
 382
 383                         vector<KDMCertificatePeriod> period_checks;
 384
 385                         std::function<dcp::DecryptedKDM (dcp::LocalTime, dcp::LocalTime)> make_kdm = [this, decrypted, title](dcp::LocalTime begin, dcp::LocalTime end) {
 386                                 /* Make an empty KDM */
 387                                 dcp::DecryptedKDM kdm (
 388                                         begin,
 389                                         end,
 390                                         _output->annotation_text(),
 391                                         title,
 392                                         dcp::LocalTime().as_string()
 393                                         );
 394
 395                                 /* Add keys from the DKDM */
 396                                 for (auto const& j: decrypted.keys()) {
 397                                         kdm.add_key(j);
 398                                 }
 399
 400                                 return kdm;
 401                         };
 402
 403                         for (auto i: _screens->screens()) {
 404
 405                                 auto kdm = kdm_for_screen(
 406                                         make_kdm,
 407                                         i,
 408                                         _timing->from(),
 409                                         _timing->until(),
 410                                         _output->formulation(),
 411                                         !_output->forensic_mark_video(),
 412                                         _output->forensic_mark_audio() ? boost::optional<int>() : 0,
 413                                         period_checks
 414                                         );
 415
 416                                 if (kdm) {
 417                                         kdms.push_back(kdm);
 418                                 }
 419                         }
 420
 421                         if (kdms.empty()) {
 422                                 return;
 423                         }
 424
 425                         if (
 426                                 find_if(
 427                                         period_checks.begin(),
 428                                         period_checks.end(),
 429                                         [](KDMCertificatePeriod const& p) { return p.overlap != KDMCertificateOverlap::KDM_WITHIN_CERTIFICATE; }
 430                                        ) != period_checks.end()) {
 431                                 InvalidCertificatePeriodDialog dialog(this, period_checks);
 432                                 if (dialog.ShowModal() == wxID_CANCEL) {
 433                                         return;
 434                                 }
 435                         }
 436
 437                         auto result = _output->make (
 438                                 kdms, title, bind (&DOMFrame::confirm_overwrite, this, _1)
 439                                 );
 440
 441                         if (result.first) {
 442                                 JobManager::instance()->add (result.first);
 443                                 if (_job_view) {
 444                                         _job_view->Destroy ();
 445                                         _job_view = 0;
 446                                 }
 447                                 _job_view = new JobViewDialog (this, _("Send KDM emails"), result.first);
 448                                 _job_view->ShowModal ();
 449                         }
 450
 451                         if (result.second > 0) {
 452                                 /* XXX: proper plural form support in wxWidgets? */
 453                                 wxString s = result.second == 1 ? _("%d KDM written to %s") : _("%d KDMs written to %s");
 454                                 message_dialog (
 455                                         this,
 456                                         wxString::Format (s, result.second, std_to_wx(_output->directory().string()).data())
 457                                         );
 458                         }
 459                 } catch (dcp::BadKDMDateError& e) {
 460                         if (e.starts_too_early()) {
 461                                 error_dialog(this, _("The KDM start period is before (or close to) the start of the signing certificate's validity period.  Use a later start time for this KDM."));
 462                         } else {
 463                                 error_dialog(this, _("The KDM end period is after (or close to) the end of the signing certificates' validity period.  Either use an earlier end time for this KDM or re-create your signing certificates in the DCP-o-matic preferences window."));
 464                         }
 465                         return;
 466                 } catch (dcp::NotEncryptedError& e) {
 467                         error_dialog (this, _("CPL's content is not encrypted."));
 468                 } catch (exception& e) {
 469                         error_dialog (this, std_to_wx(e.what()));
 470                 } catch (...) {
 471                         error_dialog (this, _("An unknown exception occurred."));
 472                 }
 473         }
 474
 475         void setup_sensitivity ()
 476         {
 477                 _screens->setup_sensitivity ();
 478                 _output->setup_sensitivity ();
 479                 wxArrayTreeItemIds sel;
 480                 _dkdm->GetSelections (sel);
 481                 auto group = dynamic_pointer_cast<DKDMGroup>(selected_dkdm());
 482                 auto dkdm = dynamic_pointer_cast<DKDM>(selected_dkdm());
 483                 _create->Enable(!_screens->screens().empty() && _timing->valid() && sel.GetCount() > 0 && dkdm && _output->method_selected());
 484                 _remove_dkdm->Enable (sel.GetCount() > 0 && (!group || group->name() != "root"));
 485                 _export_dkdm->Enable (sel.GetCount() > 0 && dkdm);
 486         }
 487
 488         void dkdm_selection_changed()
 489         {
 490                 _selected_dkdm = selected_dkdm();
 491                 if (_selected_dkdm) {
 492                         auto dkdm = std::dynamic_pointer_cast<DKDM>(_selected_dkdm);
 493                         if (dkdm) {
 494                                 try {
 495                                         dcp::DecryptedKDM decrypted(dkdm->dkdm(), Config::instance()->decryption_chain()->key().get());
 496                                         if (decrypted.annotation_text()) {
 497                                                 _output->set_annotation_text(*decrypted.annotation_text());
 498                                         }
 499                                 } catch (...) {}
 500                         }
 501                 }
 502                 setup_sensitivity();
 503         }
 504
 505         void dkdm_expanded(wxTreeEvent& ev)
 506         {
 507                 if (_ignore_expand) {
 508                         return;
 509                 }
 510
 511                 auto iter = _dkdm_id.find(ev.GetItem());
 512                 if (iter != _dkdm_id.end()) {
 513                         _expanded_dkdm_groups.insert(iter->second);
 514                 }
 515         }
 516
 517         void dkdm_collapsed(wxTreeEvent& ev)
 518         {
 519                 auto iter = _dkdm_id.find(ev.GetItem());
 520                 if (iter != _dkdm_id.end()) {
 521                         _expanded_dkdm_groups.erase(iter->second);
 522                 }
 523         }
 524
 525         void dkdm_begin_drag (wxTreeEvent& ev)
 526         {
 527                 ev.Allow ();
 528         }
 529
 530         void dkdm_end_drag (wxTreeEvent& ev)
 531         {
 532                 auto from = _dkdm_id.find (_dkdm->GetSelection ());
 533                 auto to = _dkdm_id.find (ev.GetItem ());
 534                 if (from == _dkdm_id.end() || to == _dkdm_id.end() || from->first == to->first) {
 535                         return;
 536                 }
 537
 538                 auto group = dynamic_pointer_cast<DKDMGroup> (to->second);
 539                 if (!group) {
 540                         group = to->second->parent();
 541                 }
 542
 543                 /* Check we're not adding a group to one of its children */
 544                 auto to_parent = group;
 545                 while (to_parent) {
 546                         if (from->second == to_parent) {
 547                                 return;
 548                         }
 549                         to_parent = to_parent->parent();
 550                 }
 551
 552                 DCPOMATIC_ASSERT (group);
 553                 DCPOMATIC_ASSERT (from->second->parent ());
 554
 555                 from->second->parent()->remove (from->second);
 556                 add_dkdm(from->second, group, dynamic_pointer_cast<DKDM>(to->second));
 557
 558                 update_dkdm_view();
 559         }
 560
 561         void add_dkdm_clicked ()
 562         {
 563                 FileDialog dialog(this, _("Select DKDM file"), wxT("XML files|*.xml|All files|*.*"), wxFD_MULTIPLE, "AddDKDMPath");
 564                 if (!dialog.show()) {
 565                         return;
 566                 }
 567
 568                 for (auto path: dialog.paths()) {
 569                         add_dkdm(path);
 570                 }
 571         }
 572
 573         void add_dkdm(boost::filesystem::path path)
 574         {
 575                 auto chain = Config::instance()->decryption_chain();
 576                 DCPOMATIC_ASSERT (chain->key());
 577
 578                 try {
 579                         dcp::EncryptedKDM ekdm(dcp::file_to_string(path, MAX_KDM_SIZE));
 580                         /* Decrypt the DKDM to make sure that we can */
 581                         dcp::DecryptedKDM dkdm(ekdm, chain->key().get());
 582
 583                         auto new_dkdm = make_shared<DKDM>(ekdm);
 584
 585                         if (Config::instance()->dkdms()->contains(new_dkdm->dkdm().id())) {
 586                                 error_dialog(
 587                                         this,
 588                                         wxString::Format(_("DKDM %s is already in the DKDM list and will not be added again."), std_to_wx(new_dkdm->dkdm().id()))
 589                                         );
 590                                 return;
 591                         }
 592
 593                         auto group = dynamic_pointer_cast<DKDMGroup> (selected_dkdm());
 594                         if (!group) {
 595                                 group = Config::instance()->dkdms ();
 596                         }
 597                         add_dkdm(new_dkdm, group);
 598                 } catch (dcp::KDMFormatError& e) {
 599                         error_dialog (
 600                                 this,
 601                                 _("Could not read file as a KDM.  Perhaps it is badly formatted, or not a KDM at all."),
 602                                 std_to_wx(e.what())
 603                                 );
 604                         return;
 605                 } catch (dcp::KDMDecryptionError &) {
 606                         error_dialog (
 607                                 this,
 608                                 _("Could not decrypt the DKDM.  Perhaps it was not created with the correct certificate.")
 609                                 );
 610                 } catch (dcp::MiscError& e) {
 611                         error_dialog (
 612                                 this,
 613                                 _("Could not read file as a KDM.  It is much too large.  Make sure you are loading a DKDM (XML) file."),
 614                                 std_to_wx(e.what())
 615                                 );
 616                 }
 617
 618                 update_dkdm_view();
 619         }
 620
 621         void add_dkdm_folder_clicked ()
 622         {
 623                 NewDKDMFolderDialog dialog(this);
 624                 if (dialog.ShowModal() != wxID_OK) {
 625                         return;
 626                 }
 627
 628                 auto new_dkdm = make_shared<DKDMGroup>(wx_to_std(dialog.get()));
 629                 auto parent = dynamic_pointer_cast<DKDMGroup>(selected_dkdm());
 630                 if (!parent) {
 631                         parent = Config::instance()->dkdms ();
 632                 }
 633                 add_dkdm(new_dkdm, parent);
 634                 update_dkdm_view();
 635         }
 636
 637         void update_dkdm_view()
 638         {
 639                 _dkdm->DeleteAllItems();
 640                 _dkdm_id.clear();
 641                 add_dkdm_to_view(Config::instance()->dkdms());
 642                 if (_selected_dkdm) {
 643                         auto selection_in_id_map = std::find_if(_dkdm_id.begin(), _dkdm_id.end(), [this](pair<wxTreeItemId, shared_ptr<DKDMBase>> const& entry) {
 644                                 return entry.second == _selected_dkdm;
 645                         });
 646                         if (selection_in_id_map != _dkdm_id.end()) {
 647                                 _dkdm->SelectItem(selection_in_id_map->first);
 648                         }
 649                 }
 650         }
 651
 652         /** @return true if this thing or any of its children match a search string */
 653         bool matches(shared_ptr<DKDMBase> base, string const& search)
 654         {
 655                 if (search.empty()) {
 656                         return true;
 657                 }
 658
 659                 auto name = base->name();
 660                 transform(name.begin(), name.end(), name.begin(), ::tolower);
 661                 if (name.find(search) != string::npos) {
 662                         return true;
 663                 }
 664
 665                 auto group = dynamic_pointer_cast<DKDMGroup>(base);
 666                 if (!group) {
 667                         return false;
 668                 }
 669
 670                 auto const children = group->children();
 671                 return std::any_of(children.begin(), children.end(), [this, search](shared_ptr<DKDMBase> child) {
 672                         return matches(child, search);
 673                 });
 674         }
 675
 676         /** Add DKDMs to the view that match the current search */
 677         void add_dkdm_to_view(shared_ptr<DKDMBase> base)
 678         {
 679                 auto search = wx_to_std(_dkdm_search->GetValue());
 680                 transform(search.begin(), search.end(), search.begin(), ::tolower);
 681
 682                 optional<wxTreeItemId> group_to_expand;
 683
 684                 if (!base->parent()) {
 685                         /* This is the root group */
 686                         _dkdm_id[_dkdm->AddRoot("root")] = base;
 687                 } else {
 688                         /* Add base to the view */
 689                         wxTreeItemId added;
 690                         auto parent_id = dkdm_to_id(base->parent());
 691                         added = _dkdm->AppendItem(parent_id, std_to_wx(base->name()));
 692                         /* Expand the group (later) if it matches the search or it was manually expanded */
 693                         if (!search.empty() || _expanded_dkdm_groups.find(base) != _expanded_dkdm_groups.end()) {
 694                                 group_to_expand = added;
 695                         }
 696                         _dkdm_id[added] = base;
 697                 }
 698
 699                 /* Add children */
 700                 auto group = dynamic_pointer_cast<DKDMGroup>(base);
 701                 if (group) {
 702                         auto children = group->children();
 703                         children.sort(
 704                                 [this](shared_ptr<DKDMBase> a, shared_ptr<DKDMBase> b) { return _collator.compare(a->name(), b->name()) < 0; }
 705                         );
 706
 707                         for (auto i: children) {
 708                                 if (matches(i, search)) {
 709                                         add_dkdm_to_view(i);
 710                                 }
 711                         }
 712                 }
 713
 714                 if (group_to_expand) {
 715                         _ignore_expand = true;
 716                         _dkdm->Expand(*group_to_expand);
 717                         _ignore_expand = false;
 718                 }
 719         }
 720
 721         /** @param group Group to add dkdm to */
 722         void add_dkdm(shared_ptr<DKDMBase> dkdm, shared_ptr<DKDMGroup> group, shared_ptr<DKDM> previous = shared_ptr<DKDM>())
 723         {
 724                 group->add (dkdm, previous);
 725                 /* We're messing with a Config-owned object here, so tell it that something has changed.
 726                    This isn't nice.
 727                 */
 728                 Config::instance()->changed ();
 729         }
 730
 731         wxTreeItemId dkdm_to_id (shared_ptr<DKDMBase> dkdm)
 732         {
 733                 for (auto const& i: _dkdm_id) {
 734                         if (i.second == dkdm) {
 735                                 return i.first;
 736                         }
 737                 }
 738                 DCPOMATIC_ASSERT (false);
 739         }
 740
 741         void remove_dkdm_clicked ()
 742         {
 743                 auto removed = selected_dkdm ();
 744                 if (!removed) {
 745                         return;
 746                 }
 747
 748                 if (removed->contains_dkdm()) {
 749                         if (NagDialog::maybe_nag(
 750                                     this, Config::NAG_DELETE_DKDM,
 751                                     _("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.  "
 752                                       "Are you sure?"),
 753                                     true)) {
 754                                 return;
 755                         }
 756                 }
 757
 758                 _dkdm->Delete (dkdm_to_id (removed));
 759                 auto dkdms = Config::instance()->dkdms ();
 760                 dkdms->remove (removed);
 761                 Config::instance()->changed ();
 762         }
 763
 764         void export_dkdm_clicked ()
 765         {
 766                 auto removed = selected_dkdm ();
 767                 if (!removed) {
 768                         return;
 769                 }
 770
 771                 auto dkdm = dynamic_pointer_cast<DKDM>(removed);
 772                 if (!dkdm) {
 773                         return;
 774                 }
 775
 776                 wxFileDialog dialog(
 777                         this, _("Select DKDM File"), wxEmptyString, wxEmptyString, wxT("XML files (*.xml)|*.xml"),
 778                         wxFD_SAVE | wxFD_OVERWRITE_PROMPT
 779                         );
 780
 781                 if (dialog.ShowModal() == wxID_OK) {
 782                         dkdm->dkdm().as_xml(wx_to_std(dialog.GetPath()));
 783                 }
 784         }
 785
 786         void dkdm_search_changed()
 787         {
 788                 update_dkdm_view();
 789         }
 790
 791         wxPreferencesEditor* _config_dialog;
 792         ScreensPanel* _screens;
 793         KDMTimingPanel* _timing;
 794         wxTreeCtrl* _dkdm;
 795         wxSearchCtrl* _dkdm_search;
 796         typedef std::map<wxTreeItemId, std::shared_ptr<DKDMBase>> DKDMMap;
 797         DKDMMap _dkdm_id;
 798         /* Keep a separate track of the selected DKDM so that when a search happens, and some things
 799          * get removed from the view, we can restore the selection when they are re-added.
 800          */
 801         shared_ptr<DKDMBase> _selected_dkdm;
 802         /* Keep expanded groups for the same reason */
 803         unordered_set<shared_ptr<DKDMBase>> _expanded_dkdm_groups;
 804         /* true if we are "artificially" expanding a group because it contains something found
 805          * in a search.
 806          */
 807         bool _ignore_expand = false;
 808         wxButton* _add_dkdm;
 809         wxButton* _add_dkdm_folder;
 810         wxButton* _remove_dkdm;
 811         wxButton* _export_dkdm;
 812         wxButton* _create;
 813         KDMOutputPanel* _output;
 814         JobViewDialog* _job_view;
 815         Collator _collator;
 816 };
 817
 818
 819 /** @class App
 820  *  @brief The magic App class for wxWidgets.
 821  */
 822 class App : public wxApp
 823 {
 824 public:
 825         App ()
 826                 : wxApp ()
 827                 , _frame (nullptr)
 828         {}
 829
 830 private:
 831
 832         bool OnInit () override
 833         {
 834                 wxSplashScreen* splash;
 835
 836                 try {
 837                         wxInitAllImageHandlers ();
 838
 839                         Config::FailedToLoad.connect(boost::bind(&App::config_failed_to_load, this, _1));
 840                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
 841
 842                         splash = maybe_show_splash ();
 843
 844                         SetAppName (_("DCP-o-matic KDM Creator"));
 845
 846                         if (!wxApp::OnInit()) {
 847                                 return false;
 848                         }
 849
 850 #ifdef DCPOMATIC_LINUX
 851                         unsetenv ("UBUNTU_MENUPROXY");
 852 #endif
 853
 854 #ifdef DCPOMATIC_OSX
 855                         make_foreground_application ();
 856 #endif
 857
 858                         dcpomatic_setup_path_encoding ();
 859
 860                         /* Enable i18n; this will create a Config object
 861                            to look for a force-configured language.  This Config
 862                            object will be wrong, however, because dcpomatic_setup
 863                            hasn't yet been called and there aren't any filters etc.
 864                            set up yet.
 865                         */
 866                         dcpomatic_setup_i18n ();
 867
 868                         /* Set things up, including filters etc.
 869                            which will now be internationalised correctly.
 870                         */
 871                         dcpomatic_setup ();
 872
 873                         /* Force the configuration to be re-loaded correctly next
 874                            time it is needed.
 875                         */
 876                         Config::drop ();
 877
 878                         _frame = new DOMFrame (_("DCP-o-matic KDM Creator"));
 879                         SetTopWindow (_frame);
 880                         _frame->Maximize ();
 881                         if (splash) {
 882                                 splash->Destroy ();
 883                                 splash = nullptr;
 884                         }
 885                         _frame->Show ();
 886
 887                         signal_manager = new wxSignalManager (this);
 888                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 889                 }
 890                 catch (exception& e)
 891                 {
 892                         if (splash) {
 893                                 splash->Destroy ();
 894                         }
 895                         error_dialog (0, _("DCP-o-matic could not start"), std_to_wx(e.what()));
 896                 }
 897
 898                 return true;
 899         }
 900
 901         /* An unhandled exception has occurred inside the main event loop */
 902         bool OnExceptionInMainLoop () override
 903         {
 904                 try {
 905                         throw;
 906                 } catch (FileError& e) {
 907                         error_dialog (
 908                                 0,
 909                                 wxString::Format (
 910                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
 911                                         std_to_wx (e.what()),
 912                                         std_to_wx (e.file().string().c_str ())
 913                                         )
 914                                 );
 915                 } catch (exception& e) {
 916                         error_dialog (
 917                                 nullptr,
 918                                 wxString::Format (
 919                                         _("An exception occurred: %s.\n\n") + " " + REPORT_PROBLEM,
 920                                         std_to_wx(e.what())
 921                                         )
 922                                 );
 923                 } catch (...) {
 924                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 925                 }
 926
 927                 /* This will terminate the program */
 928                 return false;
 929         }
 930
 931         void OnUnhandledException () override
 932         {
 933                 error_dialog (nullptr, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 934         }
 935
 936         void idle ()
 937         {
 938                 signal_manager->ui_idle ();
 939         }
 940
 941         void config_failed_to_load(Config::LoadFailure what)
 942         {
 943                 report_config_load_failure(_frame, what);
 944         }
 945
 946         void config_warning (string m)
 947         {
 948                 message_dialog (_frame, std_to_wx(m));
 949         }
 950
 951         DOMFrame* _frame;
 952 };
 953
 954 IMPLEMENT_APP (App)