src/tools/dcpomatic.cc

   1 /*
   2     Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 /** @file  src/tools/dcpomatic.cc
  21  *  @brief The main DCP-o-matic GUI.
  22  */
  23
  24 #include "wx/film_viewer.h"
  25 #include "wx/film_editor.h"
  26 #include "wx/job_manager_view.h"
  27 #include "wx/config_dialog.h"
  28 #include "wx/wx_util.h"
  29 #include "wx/new_film_dialog.h"
  30 #include "wx/wx_signal_manager.h"
  31 #include "wx/about_dialog.h"
  32 #include "wx/kdm_dialog.h"
  33 #include "wx/self_dkdm_dialog.h"
  34 #include "wx/servers_list_dialog.h"
  35 #include "wx/hints_dialog.h"
  36 #include "wx/update_dialog.h"
  37 #include "wx/content_panel.h"
  38 #include "wx/report_problem_dialog.h"
  39 #include "wx/video_waveform_dialog.h"
  40 #include "lib/film.h"
  41 #include "lib/config.h"
  42 #include "lib/util.h"
  43 #include "lib/video_content.h"
  44 #include "lib/version.h"
  45 #include "lib/signal_manager.h"
  46 #include "lib/log.h"
  47 #include "lib/job_manager.h"
  48 #include "lib/exceptions.h"
  49 #include "lib/cinema.h"
  50 #include "lib/screen_kdm.h"
  51 #include "lib/send_kdm_email_job.h"
  52 #include "lib/encode_server_finder.h"
  53 #include "lib/update_checker.h"
  54 #include "lib/cross.h"
  55 #include "lib/content_factory.h"
  56 #include "lib/compose.hpp"
  57 #include "lib/cinema_kdms.h"
  58 #include "lib/dcpomatic_socket.h"
  59 #include <dcp/exceptions.h>
  60 #include <wx/generic/aboutdlgg.h>
  61 #include <wx/stdpaths.h>
  62 #include <wx/cmdline.h>
  63 #include <wx/preferences.h>
  64 #include <wx/splash.h>
  65 #ifdef __WXMSW__
  66 #include <shellapi.h>
  67 #endif
  68 #ifdef __WXOSX__
  69 #include <ApplicationServices/ApplicationServices.h>
  70 #endif
  71 #include <boost/filesystem.hpp>
  72 #include <boost/noncopyable.hpp>
  73 #include <iostream>
  74 #include <fstream>
  75 #include <sstream>
  76
  77 #ifdef check
  78 #undef check
  79 #endif
  80
  81 using std::cout;
  82 using std::wcout;
  83 using std::string;
  84 using std::vector;
  85 using std::wstring;
  86 using std::wstringstream;
  87 using std::map;
  88 using std::make_pair;
  89 using std::list;
  90 using std::exception;
  91 using boost::shared_ptr;
  92 using boost::dynamic_pointer_cast;
  93
  94 class FilmChangedDialog : public boost::noncopyable
  95 {
  96 public:
  97         FilmChangedDialog (string name)
  98         {
  99                 _dialog = new wxMessageDialog (
 100                         0,
 101                         wxString::Format (_("Save changes to film \"%s\" before closing?"), std_to_wx (name).data()),
 102                         /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
 103                         /// project (Film) has been changed since it was last saved.
 104                         _("Film changed"),
 105                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
 106                         );
 107         }
 108
 109         ~FilmChangedDialog ()
 110         {
 111                 _dialog->Destroy ();
 112         }
 113
 114         int run ()
 115         {
 116                 return _dialog->ShowModal ();
 117         }
 118
 119 private:
 120         wxMessageDialog* _dialog;
 121 };
 122
 123 #define ALWAYS                       0x0
 124 #define NEEDS_FILM                   0x1
 125 #define NOT_DURING_DCP_CREATION      0x2
 126 #define NEEDS_CPL                    0x4
 127 #define NEEDS_SELECTED_VIDEO_CONTENT 0x8
 128
 129 map<wxMenuItem*, int> menu_items;
 130
 131 enum {
 132         ID_file_new = 1,
 133         ID_file_open,
 134         ID_file_save,
 135         ID_file_history,
 136         /* Allow spare IDs after _history for the recent files list */
 137         ID_content_scale_to_fit_width = 100,
 138         ID_content_scale_to_fit_height,
 139         ID_jobs_make_dcp,
 140         ID_jobs_make_dcp_batch,
 141         ID_jobs_make_kdms,
 142         ID_jobs_make_self_dkdm,
 143         ID_jobs_send_dcp_to_tms,
 144         ID_jobs_show_dcp,
 145         ID_tools_video_waveform,
 146         ID_tools_hints,
 147         ID_tools_encoding_servers,
 148         ID_tools_check_for_updates,
 149         ID_tools_restore_default_preferences,
 150         ID_help_report_a_problem,
 151         /* IDs for shortcuts (with no associated menu item) */
 152         ID_add_file,
 153         ID_remove
 154 };
 155
 156 class DOMFrame : public wxFrame
 157 {
 158 public:
 159         DOMFrame (wxString const & title)
 160                 : wxFrame (NULL, -1, title)
 161                 , _video_waveform_dialog (0)
 162                 , _hints_dialog (0)
 163                 , _servers_list_dialog (0)
 164                 , _config_dialog (0)
 165                 , _file_menu (0)
 166                 , _history_items (0)
 167                 , _history_position (0)
 168                 , _history_separator (0)
 169                 , _update_news_requested (false)
 170         {
 171 #if defined(DCPOMATIC_WINDOWS)
 172                 if (Config::instance()->win32_console ()) {
 173                         AllocConsole();
 174
 175                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
 176                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 177                         FILE* hf_out = _fdopen(hCrt, "w");
 178                         setvbuf(hf_out, NULL, _IONBF, 1);
 179                         *stdout = *hf_out;
 180
 181                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 182                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 183                         FILE* hf_in = _fdopen(hCrt, "r");
 184                         setvbuf(hf_in, NULL, _IONBF, 128);
 185                         *stdin = *hf_in;
 186
 187                         cout << "DCP-o-matic is starting." << "\n";
 188                 }
 189 #endif
 190
 191                 wxMenuBar* bar = new wxMenuBar;
 192                 setup_menu (bar);
 193                 SetMenuBar (bar);
 194
 195                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this));
 196                 config_changed ();
 197
 198                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_new, this),                ID_file_new);
 199                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_open, this),               ID_file_open);
 200                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_save, this),               ID_file_save);
 201                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_history, this, _1),        ID_file_history, ID_file_history + HISTORY_SIZE);
 202                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_exit, this),               wxID_EXIT);
 203                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::edit_preferences, this),        wxID_PREFERENCES);
 204                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::content_scale_to_fit_width, this), ID_content_scale_to_fit_width);
 205                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::content_scale_to_fit_height, this), ID_content_scale_to_fit_height);
 206                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_make_dcp, this),           ID_jobs_make_dcp);
 207                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_make_kdms, this),          ID_jobs_make_kdms);
 208                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_make_dcp_batch, this),     ID_jobs_make_dcp_batch);
 209                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_make_self_dkdm, this),     ID_jobs_make_self_dkdm);
 210                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_send_dcp_to_tms, this),    ID_jobs_send_dcp_to_tms);
 211                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_show_dcp, this),           ID_jobs_show_dcp);
 212                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_video_waveform, this),    ID_tools_video_waveform);
 213                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_hints, this),             ID_tools_hints);
 214                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_encoding_servers, this),  ID_tools_encoding_servers);
 215                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 216                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_restore_default_preferences, this), ID_tools_restore_default_preferences);
 217                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::help_about, this),              wxID_ABOUT);
 218                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::help_report_a_problem, this),   ID_help_report_a_problem);
 219
 220                 Bind (wxEVT_CLOSE_WINDOW, boost::bind (&DOMFrame::close, this, _1));
 221
 222                 /* Use a panel as the only child of the Frame so that we avoid
 223                    the dark-grey background on Windows.
 224                 */
 225                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
 226
 227                 _film_viewer = new FilmViewer (overall_panel);
 228                 _film_editor = new FilmEditor (overall_panel, _film_viewer);
 229                 JobManagerView* job_manager_view = new JobManagerView (overall_panel);
 230
 231                 wxBoxSizer* right_sizer = new wxBoxSizer (wxVERTICAL);
 232                 right_sizer->Add (_film_viewer, 2, wxEXPAND | wxALL, 6);
 233                 right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
 234
 235                 wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
 236                 main_sizer->Add (_film_editor, 1, wxEXPAND | wxALL, 6);
 237                 main_sizer->Add (right_sizer, 2, wxEXPAND | wxALL, 6);
 238
 239                 set_menu_sensitivity ();
 240
 241                 _film_editor->FileChanged.connect (bind (&DOMFrame::file_changed, this, _1));
 242                 file_changed ("");
 243
 244                 JobManager::instance()->ActiveJobsChanged.connect (boost::bind (&DOMFrame::set_menu_sensitivity, this));
 245
 246                 overall_panel->SetSizer (main_sizer);
 247
 248                 wxAcceleratorEntry accel[2];
 249                 accel[0].Set (wxACCEL_CTRL, static_cast<int>('A'), ID_add_file);
 250                 accel[1].Set (wxACCEL_NORMAL, WXK_DELETE, ID_remove);
 251                 Bind (wxEVT_MENU, boost::bind (&ContentPanel::add_file_clicked, _film_editor->content_panel()), ID_add_file);
 252                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::remove_clicked, this, _1), ID_remove);
 253                 wxAcceleratorTable accel_table (2, accel);
 254                 SetAcceleratorTable (accel_table);
 255
 256                 /* Instantly save any config changes when using the DCP-o-matic GUI */
 257                 Config::instance()->Changed.connect (boost::bind (&Config::write, Config::instance ()));
 258
 259                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 260         }
 261
 262         void remove_clicked (wxCommandEvent& ev)
 263         {
 264                 if (_film_editor->content_panel()->remove_clicked (true)) {
 265                         ev.Skip ();
 266                 }
 267         }
 268
 269         void new_film (boost::filesystem::path path)
 270         {
 271                 shared_ptr<Film> film (new Film (path));
 272                 film->write_metadata ();
 273                 film->set_name (path.filename().generic_string());
 274                 set_film (film);
 275         }
 276
 277         void load_film (boost::filesystem::path file)
 278         try
 279         {
 280                 maybe_save_then_delete_film ();
 281
 282                 shared_ptr<Film> film (new Film (file));
 283                 list<string> const notes = film->read_metadata ();
 284
 285                 if (film->state_version() == 4) {
 286                         error_dialog (
 287                                 0,
 288                                 _("This film was created with an old version of DVD-o-matic and may not load correctly "
 289                                   "in this version.  Please check the film's settings carefully.")
 290                                 );
 291                 }
 292
 293                 for (list<string>::const_iterator i = notes.begin(); i != notes.end(); ++i) {
 294                         error_dialog (0, std_to_wx (*i));
 295                 }
 296
 297                 set_film (film);
 298         }
 299         catch (std::exception& e) {
 300                 wxString p = std_to_wx (file.string ());
 301                 wxCharBuffer b = p.ToUTF8 ();
 302                 error_dialog (this, wxString::Format (_("Could not open film at %s (%s)"), p.data(), std_to_wx (e.what()).data()));
 303         }
 304
 305         void set_film (shared_ptr<Film> film)
 306         {
 307                 _film = film;
 308                 _film_viewer->set_film (_film);
 309                 _film_editor->set_film (_film);
 310                 set_menu_sensitivity ();
 311                 Config::instance()->add_to_history (_film->directory ());
 312         }
 313
 314         shared_ptr<Film> film () const {
 315                 return _film;
 316         }
 317
 318 private:
 319
 320         void file_changed (boost::filesystem::path f)
 321         {
 322                 string s = wx_to_std (_("DCP-o-matic"));
 323                 if (!f.empty ()) {
 324                         s += " - " + f.string ();
 325                 }
 326
 327                 SetTitle (std_to_wx (s));
 328         }
 329
 330         void file_new ()
 331         {
 332                 NewFilmDialog* d = new NewFilmDialog (this);
 333                 int const r = d->ShowModal ();
 334
 335                 if (r == wxID_OK) {
 336
 337                         if (boost::filesystem::is_directory (d->get_path()) && !boost::filesystem::is_empty(d->get_path())) {
 338                                 if (!confirm_dialog (
 339                                             this,
 340                                             std_to_wx (
 341                                                     String::compose (wx_to_std (_("The directory %1 already exists and is not empty.  "
 342                                                                                   "Are you sure you want to use it?")),
 343                                                                      d->get_path().string().c_str())
 344                                                     )
 345                                             )) {
 346                                         return;
 347                                 }
 348                         } else if (boost::filesystem::is_regular_file (d->get_path())) {
 349                                 error_dialog (
 350                                         this,
 351                                         String::compose (wx_to_std (_("%1 already exists as a file, so you cannot use it for a new film.")), d->get_path().c_str())
 352                                         );
 353                                 return;
 354                         }
 355
 356                         maybe_save_then_delete_film ();
 357                         new_film (d->get_path ());
 358                 }
 359
 360                 d->Destroy ();
 361         }
 362
 363         void file_open ()
 364         {
 365                 wxDirDialog* c = new wxDirDialog (
 366                         this,
 367                         _("Select film to open"),
 368                         std_to_wx (Config::instance()->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()),
 369                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 370                         );
 371
 372                 int r;
 373                 while (true) {
 374                         r = c->ShowModal ();
 375                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 376                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 377                         } else {
 378                                 break;
 379                         }
 380                 }
 381
 382                 if (r == wxID_OK) {
 383                         load_film (wx_to_std (c->GetPath ()));
 384                 }
 385
 386                 c->Destroy ();
 387         }
 388
 389         void file_save ()
 390         {
 391                 _film->write_metadata ();
 392         }
 393
 394         void file_history (wxCommandEvent& event)
 395         {
 396                 vector<boost::filesystem::path> history = Config::instance()->history ();
 397                 int n = event.GetId() - ID_file_history;
 398                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 399                         load_film (history[n]);
 400                 }
 401         }
 402
 403         void file_exit ()
 404         {
 405                 /* false here allows the close handler to veto the close request */
 406                 Close (false);
 407         }
 408
 409         void edit_preferences ()
 410         {
 411                 if (!_config_dialog) {
 412                         _config_dialog = create_config_dialog ();
 413                 }
 414                 _config_dialog->Show (this);
 415         }
 416
 417         void tools_restore_default_preferences ()
 418         {
 419                 Config::restore_defaults ();
 420         }
 421
 422         void jobs_make_dcp ()
 423         {
 424                 double required;
 425                 double available;
 426                 bool can_hard_link;
 427
 428                 if (!_film->should_be_enough_disk_space (required, available, can_hard_link)) {
 429                         wxString message;
 430                         if (can_hard_link) {
 431                                 message = wxString::Format (_("The DCP for this film will take up about %.1f Gb, and the disk that you are using only has %.1f Gb available.  Do you want to continue anyway?"), required, available);
 432                         } else {
 433                                 message = wxString::Format (_("The DCP and intermediate files for this film will take up about %.1f Gb, and the disk that you are using only has %.1f Gb available.  You would need half as much space if the filesystem supported hard links, but it does not.  Do you want to continue anyway?"), required, available);
 434                         }
 435                         if (!confirm_dialog (this, message)) {
 436                                 return;
 437                         }
 438                 }
 439
 440                 try {
 441                         /* It seems to make sense to auto-save metadata here, since the make DCP may last
 442                            a long time, and crashes/power failures are moderately likely.
 443                         */
 444                         _film->write_metadata ();
 445                         _film->make_dcp ();
 446                 } catch (BadSettingError& e) {
 447                         error_dialog (this, wxString::Format (_("Bad setting for %s (%s)"), std_to_wx(e.setting()).data(), std_to_wx(e.what()).data()));
 448                 } catch (std::exception& e) {
 449                         error_dialog (this, wxString::Format (_("Could not make DCP: %s"), std_to_wx(e.what()).data()));
 450                 }
 451         }
 452
 453         void jobs_make_kdms ()
 454         {
 455                 if (!_film) {
 456                         return;
 457                 }
 458
 459                 KDMDialog* d = new KDMDialog (this, _film);
 460                 if (d->ShowModal () != wxID_OK) {
 461                         d->Destroy ();
 462                         return;
 463                 }
 464
 465                 try {
 466                         list<ScreenKDM> screen_kdms = _film->make_kdms (d->screens(), d->cpl(), d->from(), d->until(), d->formulation());
 467                         if (d->write_to ()) {
 468                                 ScreenKDM::write_files (
 469                                         _film->name(),
 470                                         screen_kdms,
 471                                         d->directory()
 472                                         );
 473                         } else {
 474                                 JobManager::instance()->add (
 475                                         shared_ptr<Job> (new SendKDMEmailJob (
 476                                                                  _film->name(),
 477                                                                  _film->dcp_name(),
 478                                                                  d->from(),
 479                                                                  d->until(),
 480                                                                  CinemaKDMs::collect (screen_kdms),
 481                                                                  _film->log()
 482                                                                  ))
 483                                         );
 484                         }
 485                 } catch (dcp::NotEncryptedError& e) {
 486                         error_dialog (this, _("CPL's content is not encrypted."));
 487                 } catch (exception& e) {
 488                         error_dialog (this, e.what ());
 489                 } catch (...) {
 490                         error_dialog (this, _("An unknown exception occurred."));
 491                 }
 492
 493                 d->Destroy ();
 494         }
 495
 496         void jobs_make_dcp_batch ()
 497         {
 498                 if (!_film) {
 499                         return;
 500                 }
 501
 502                 _film->write_metadata ();
 503
 504                 /* i = 0; try to connect via socket
 505                    i = 1; try again, and then try to start the batch converter
 506                    i = 2 onwards; try again.
 507                 */
 508                 for (int i = 0; i < 8; ++i) {
 509                         try {
 510                                 boost::asio::io_service io_service;
 511                                 boost::asio::ip::tcp::resolver resolver (io_service);
 512                                 boost::asio::ip::tcp::resolver::query query ("127.0.0.1", raw_convert<string> (Config::instance()->server_port_base() + 2));
 513                                 boost::asio::ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve (query);
 514                                 Socket socket (5);
 515                                 socket.connect (*endpoint_iterator);
 516                                 string s = _film->directory().string ();
 517                                 socket.write (s.length() + 1);
 518                                 socket.write ((uint8_t *) s.c_str(), s.length() + 1);
 519                                 /* OK\0 */
 520                                 uint8_t ok[3];
 521                                 socket.read (ok, 3);
 522                                 return;
 523                         } catch (exception& e) {
 524
 525                         }
 526
 527                         if (i == 1) {
 528                                 start_batch_converter (wx_to_std (wxStandardPaths::Get().GetExecutablePath()));
 529                         }
 530
 531                         dcpomatic_sleep (1);
 532                 }
 533
 534                 error_dialog (this, _("Could not find batch converter."));
 535         }
 536
 537         void jobs_make_self_dkdm ()
 538         {
 539                 if (!_film) {
 540                         return;
 541                 }
 542
 543                 SelfDKDMDialog* d = new SelfDKDMDialog (this, _film);
 544                 if (d->ShowModal () != wxID_OK) {
 545                         d->Destroy ();
 546                         return;
 547                 }
 548
 549                 try {
 550                         vector<dcp::EncryptedKDM> dkdms = Config::instance()->dkdms ();
 551                         dkdms.push_back (
 552                                 _film->make_kdm (
 553                                         Config::instance()->decryption_chain()->leaf(),
 554                                         vector<dcp::Certificate> (),
 555                                         d->cpl (),
 556                                         dcp::LocalTime ("2012-01-01T01:00:00+00:00"),
 557                                         dcp::LocalTime ("2112-01-01T01:00:00+00:00"),
 558                                         dcp::MODIFIED_TRANSITIONAL_1
 559                                         )
 560                                 );
 561
 562                         Config::instance()->set_dkdms (dkdms);
 563                 } catch (dcp::NotEncryptedError& e) {
 564                         error_dialog (this, _("CPL's content is not encrypted."));
 565                 } catch (exception& e) {
 566                         error_dialog (this, e.what ());
 567                 } catch (...) {
 568                         error_dialog (this, _("An unknown exception occurred."));
 569                 }
 570
 571                 d->Destroy ();
 572         }
 573
 574         void content_scale_to_fit_width ()
 575         {
 576                 VideoContentList vc = _film_editor->content_panel()->selected_video ();
 577                 for (VideoContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
 578                         (*i)->scale_and_crop_to_fit_width ();
 579                 }
 580         }
 581
 582         void content_scale_to_fit_height ()
 583         {
 584                 VideoContentList vc = _film_editor->content_panel()->selected_video ();
 585                 for (VideoContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
 586                         (*i)->scale_and_crop_to_fit_height ();
 587                 }
 588         }
 589
 590         void jobs_send_dcp_to_tms ()
 591         {
 592                 _film->send_dcp_to_tms ();
 593         }
 594
 595         void jobs_show_dcp ()
 596         {
 597 #ifdef DCPOMATIC_WINDOWS
 598                 wstringstream args;
 599                 args << "/select," << _film->dir (_film->dcp_name(false));
 600                 ShellExecute (0, L"open", L"explorer.exe", args.str().c_str(), 0, SW_SHOWDEFAULT);
 601 #endif
 602
 603 #ifdef DCPOMATIC_LINUX
 604                 int r = system ("which nautilus");
 605                 if (WEXITSTATUS (r) == 0) {
 606                         r = system (string ("nautilus " + _film->directory().string()).c_str ());
 607                         if (WEXITSTATUS (r)) {
 608                                 error_dialog (this, _("Could not show DCP (could not run nautilus)"));
 609                         }
 610                 } else {
 611                         int r = system ("which konqueror");
 612                         if (WEXITSTATUS (r) == 0) {
 613                                 r = system (string ("konqueror " + _film->directory().string()).c_str ());
 614                                 if (WEXITSTATUS (r)) {
 615                                         error_dialog (this, _("Could not show DCP (could not run konqueror)"));
 616                                 }
 617                         }
 618                 }
 619 #endif
 620
 621 #ifdef DCPOMATIC_OSX
 622                 int r = system (string ("open -R " + _film->dir (_film->dcp_name (false)).string ()).c_str ());
 623                 if (WEXITSTATUS (r)) {
 624                         error_dialog (this, _("Could not show DCP"));
 625                 }
 626 #endif
 627         }
 628
 629         void tools_video_waveform ()
 630         {
 631                 if (!_video_waveform_dialog) {
 632                         _video_waveform_dialog = new VideoWaveformDialog (this, _film_viewer);
 633                 }
 634
 635                 _video_waveform_dialog->Show ();
 636         }
 637
 638         void tools_hints ()
 639         {
 640                 if (!_hints_dialog) {
 641                         _hints_dialog = new HintsDialog (this, _film);
 642                 }
 643
 644                 _hints_dialog->Show ();
 645         }
 646
 647         void tools_encoding_servers ()
 648         {
 649                 if (!_servers_list_dialog) {
 650                         _servers_list_dialog = new ServersListDialog (this);
 651                 }
 652
 653                 _servers_list_dialog->Show ();
 654         }
 655
 656         void tools_check_for_updates ()
 657         {
 658                 UpdateChecker::instance()->run ();
 659                 _update_news_requested = true;
 660         }
 661
 662         void help_about ()
 663         {
 664                 AboutDialog* d = new AboutDialog (this);
 665                 d->ShowModal ();
 666                 d->Destroy ();
 667         }
 668
 669         void help_report_a_problem ()
 670         {
 671                 ReportProblemDialog* d = new ReportProblemDialog (this, _film);
 672                 if (d->ShowModal () == wxID_OK) {
 673                         d->report ();
 674                 }
 675                 d->Destroy ();
 676         }
 677
 678         bool should_close ()
 679         {
 680                 if (!JobManager::instance()->work_to_do ()) {
 681                         return true;
 682                 }
 683
 684                 wxMessageDialog* d = new wxMessageDialog (
 685                         0,
 686                         _("There are unfinished jobs; are you sure you want to quit?"),
 687                         _("Unfinished jobs"),
 688                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
 689                         );
 690
 691                 bool const r = d->ShowModal() == wxID_YES;
 692                 d->Destroy ();
 693                 return r;
 694         }
 695
 696         void close (wxCloseEvent& ev)
 697         {
 698                 if (!should_close ()) {
 699                         ev.Veto ();
 700                         return;
 701                 }
 702
 703                 if (_film && _film->dirty ()) {
 704
 705                         wxMessageDialog* dialog = new wxMessageDialog (
 706                                 0,
 707                                 wxString::Format (_("Save changes to film \"%s\" before closing?"), std_to_wx (_film->name()).data()),
 708                                 /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
 709                                 /// project (Film) has been changed since it was last saved.
 710                                 _("Film changed"),
 711                                 wxYES_NO | wxCANCEL | wxYES_DEFAULT | wxICON_QUESTION
 712                                 );
 713
 714                         dialog->SetYesNoCancelLabels (
 715                                 _("Save film and close"), _("Close without saving film"), _("Don't close")
 716                                 );
 717
 718                         int const r = dialog->ShowModal ();
 719                         dialog->Destroy ();
 720
 721                         switch (r) {
 722                         case wxID_NO:
 723                                 /* Don't save and carry on to close */
 724                                 break;
 725                         case wxID_YES:
 726                                 /* Save and carry on to close */
 727                                 _film->write_metadata ();
 728                                 break;
 729                         case wxID_CANCEL:
 730                                 /* Veto the event and stop */
 731                                 ev.Veto ();
 732                                 return;
 733                         }
 734                 }
 735
 736                 /* We don't want to hear about any more configuration changes, since they
 737                    cause the File menu to be altered, which itself will be deleted around
 738                    now (without, as far as I can see, any way for us to find out).
 739                 */
 740                 _config_changed_connection.disconnect ();
 741
 742                 ev.Skip ();
 743         }
 744
 745         void set_menu_sensitivity ()
 746         {
 747                 list<shared_ptr<Job> > jobs = JobManager::instance()->get ();
 748                 list<shared_ptr<Job> >::iterator i = jobs.begin();
 749                 while (i != jobs.end() && (*i)->json_name() != "transcode") {
 750                         ++i;
 751                 }
 752                 bool const dcp_creation = (i != jobs.end ()) && !(*i)->finished ();
 753                 bool const have_cpl = _film && !_film->cpls().empty ();
 754                 bool const have_selected_video_content = !_film_editor->content_panel()->selected_video().empty();
 755
 756                 for (map<wxMenuItem*, int>::iterator j = menu_items.begin(); j != menu_items.end(); ++j) {
 757
 758                         bool enabled = true;
 759
 760                         if ((j->second & NEEDS_FILM) && !_film) {
 761                                 enabled = false;
 762                         }
 763
 764                         if ((j->second & NOT_DURING_DCP_CREATION) && dcp_creation) {
 765                                 enabled = false;
 766                         }
 767
 768                         if ((j->second & NEEDS_CPL) && !have_cpl) {
 769                                 enabled = false;
 770                         }
 771
 772                         if ((j->second & NEEDS_SELECTED_VIDEO_CONTENT) && !have_selected_video_content) {
 773                                 enabled = false;
 774                         }
 775
 776                         j->first->Enable (enabled);
 777                 }
 778         }
 779
 780         void maybe_save_then_delete_film ()
 781         {
 782                 if (!_film) {
 783                         return;
 784                 }
 785
 786                 if (_film->dirty ()) {
 787                         FilmChangedDialog d (_film->name ());
 788                         switch (d.run ()) {
 789                         case wxID_NO:
 790                                 break;
 791                         case wxID_YES:
 792                                 _film->write_metadata ();
 793                                 break;
 794                         }
 795                 }
 796
 797                 _film.reset ();
 798         }
 799
 800         void add_item (wxMenu* menu, wxString text, int id, int sens)
 801         {
 802                 wxMenuItem* item = menu->Append (id, text);
 803                 menu_items.insert (make_pair (item, sens));
 804         }
 805
 806         void setup_menu (wxMenuBar* m)
 807         {
 808                 _file_menu = new wxMenu;
 809                 add_item (_file_menu, _("New...\tCtrl-N"), ID_file_new, ALWAYS);
 810                 add_item (_file_menu, _("&Open...\tCtrl-O"), ID_file_open, ALWAYS);
 811                 _file_menu->AppendSeparator ();
 812                 add_item (_file_menu, _("&Save\tCtrl-S"), ID_file_save, NEEDS_FILM);
 813
 814                 _history_position = _file_menu->GetMenuItems().GetCount();
 815
 816 #ifndef __WXOSX__
 817                 _file_menu->AppendSeparator ();
 818 #endif
 819
 820 #ifdef __WXOSX__
 821                 add_item (_file_menu, _("&Exit"), wxID_EXIT, ALWAYS);
 822 #else
 823                 add_item (_file_menu, _("&Quit"), wxID_EXIT, ALWAYS);
 824 #endif
 825
 826 #ifdef __WXOSX__
 827                 add_item (_file_menu, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
 828 #else
 829                 wxMenu* edit = new wxMenu;
 830                 add_item (edit, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
 831 #endif
 832
 833                 wxMenu* content = new wxMenu;
 834                 add_item (content, _("Scale to fit &width"), ID_content_scale_to_fit_width, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
 835                 add_item (content, _("Scale to fit &height"), ID_content_scale_to_fit_height, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
 836
 837                 wxMenu* jobs_menu = new wxMenu;
 838                 add_item (jobs_menu, _("&Make DCP\tCtrl-M"), ID_jobs_make_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION);
 839                 add_item (jobs_menu, _("Make DCP in &batch converter\tCtrl-B"), ID_jobs_make_dcp_batch, NEEDS_FILM | NOT_DURING_DCP_CREATION);
 840                 add_item (jobs_menu, _("Make &KDMs...\tCtrl-K"), ID_jobs_make_kdms, NEEDS_FILM);
 841                 add_item (jobs_menu, _("Make DKDM for DCP-o-matic..."), ID_jobs_make_self_dkdm, NEEDS_FILM);
 842                 add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
 843                 add_item (jobs_menu, _("S&how DCP"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
 844
 845                 wxMenu* tools = new wxMenu;
 846                 add_item (tools, _("Video waveform..."), ID_tools_video_waveform, NEEDS_FILM);
 847                 add_item (tools, _("Hints..."), ID_tools_hints, 0);
 848                 add_item (tools, _("Encoding servers..."), ID_tools_encoding_servers, 0);
 849                 add_item (tools, _("Check for updates"), ID_tools_check_for_updates, 0);
 850                 tools->AppendSeparator ();
 851                 add_item (tools, _("Restore default preferences"), ID_tools_restore_default_preferences, ALWAYS);
 852
 853                 wxMenu* help = new wxMenu;
 854 #ifdef __WXOSX__
 855                 add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
 856 #else
 857                 add_item (help, _("About"), wxID_ABOUT, ALWAYS);
 858 #endif
 859                 add_item (help, _("Report a problem..."), ID_help_report_a_problem, NEEDS_FILM);
 860
 861                 m->Append (_file_menu, _("&File"));
 862 #ifndef __WXOSX__
 863                 m->Append (edit, _("&Edit"));
 864 #endif
 865                 m->Append (content, _("&Content"));
 866                 m->Append (jobs_menu, _("&Jobs"));
 867                 m->Append (tools, _("&Tools"));
 868                 m->Append (help, _("&Help"));
 869         }
 870
 871         void config_changed ()
 872         {
 873                 for (int i = 0; i < _history_items; ++i) {
 874                         delete _file_menu->Remove (ID_file_history + i);
 875                 }
 876
 877                 if (_history_separator) {
 878                         _file_menu->Remove (_history_separator);
 879                 }
 880                 delete _history_separator;
 881                 _history_separator = 0;
 882
 883                 int pos = _history_position;
 884
 885                 vector<boost::filesystem::path> history = Config::instance()->history ();
 886
 887                 if (!history.empty ()) {
 888                         _history_separator = _file_menu->InsertSeparator (pos++);
 889                 }
 890
 891                 for (size_t i = 0; i < history.size(); ++i) {
 892                         SafeStringStream s;
 893                         if (i < 9) {
 894                                 s << "&" << (i + 1) << " ";
 895                         }
 896                         s << history[i].string();
 897                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s.str ()));
 898                 }
 899
 900                 _history_items = history.size ();
 901         }
 902
 903         void update_checker_state_changed ()
 904         {
 905                 UpdateChecker* uc = UpdateChecker::instance ();
 906
 907                 bool const announce =
 908                         _update_news_requested ||
 909                         (uc->stable() && Config::instance()->check_for_updates()) ||
 910                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 911
 912                 _update_news_requested = false;
 913
 914                 if (!announce) {
 915                         return;
 916                 }
 917
 918                 if (uc->state() == UpdateChecker::YES) {
 919                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 920                         dialog->ShowModal ();
 921                         dialog->Destroy ();
 922                 } else if (uc->state() == UpdateChecker::FAILED) {
 923                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 924                 } else {
 925                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 926                 }
 927
 928                 _update_news_requested = false;
 929         }
 930
 931         FilmEditor* _film_editor;
 932         FilmViewer* _film_viewer;
 933         VideoWaveformDialog* _video_waveform_dialog;
 934         HintsDialog* _hints_dialog;
 935         ServersListDialog* _servers_list_dialog;
 936         wxPreferencesEditor* _config_dialog;
 937         wxMenu* _file_menu;
 938         shared_ptr<Film> _film;
 939         int _history_items;
 940         int _history_position;
 941         wxMenuItem* _history_separator;
 942         boost::signals2::scoped_connection _config_changed_connection;
 943         bool _update_news_requested;
 944 };
 945
 946 static const wxCmdLineEntryDesc command_line_description[] = {
 947         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
 948         { wxCMD_LINE_OPTION, "c", "content", "add content file", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 949         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 950         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 951 };
 952
 953 /** @class App
 954  *  @brief The magic App class for wxWidgets.
 955  */
 956 class App : public wxApp
 957 {
 958 public:
 959         App ()
 960                 : wxApp ()
 961                 , _frame (0)
 962         {}
 963
 964 private:
 965
 966         bool OnInit ()
 967         try
 968         {
 969                 wxInitAllImageHandlers ();
 970
 971                 wxSplashScreen* splash = 0;
 972                 try {
 973                         if (!Config::have_existing ("config.xml")) {
 974                                 wxBitmap bitmap;
 975                                 boost::filesystem::path p = shared_path () / "splash.png";
 976                                 if (bitmap.LoadFile (std_to_wx (p.string ()), wxBITMAP_TYPE_PNG)) {
 977                                         splash = new wxSplashScreen (bitmap, wxSPLASH_CENTRE_ON_SCREEN | wxSPLASH_NO_TIMEOUT, 0, 0, -1);
 978                                         wxYield ();
 979                                 }
 980                         }
 981                 } catch (boost::filesystem::filesystem_error& e) {
 982                         /* Maybe we couldn't find the splash image; never mind */
 983                 }
 984
 985                 SetAppName (_("DCP-o-matic"));
 986
 987                 if (!wxApp::OnInit()) {
 988                         return false;
 989                 }
 990
 991 #ifdef DCPOMATIC_LINUX
 992                 unsetenv ("UBUNTU_MENUPROXY");
 993 #endif
 994
 995 #ifdef __WXOSX__
 996                 ProcessSerialNumber serial;
 997                 GetCurrentProcess (&serial);
 998                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
 999 #endif
1000
1001                 dcpomatic_setup_path_encoding ();
1002
1003                 /* Enable i18n; this will create a Config object
1004                    to look for a force-configured language.  This Config
1005                    object will be wrong, however, because dcpomatic_setup
1006                    hasn't yet been called and there aren't any filters etc.
1007                    set up yet.
1008                 */
1009                 dcpomatic_setup_i18n ();
1010
1011                 /* Set things up, including filters etc.
1012                    which will now be internationalised correctly.
1013                 */
1014                 dcpomatic_setup ();
1015
1016                 /* Force the configuration to be re-loaded correctly next
1017                    time it is needed.
1018                 */
1019                 Config::drop ();
1020
1021                 _frame = new DOMFrame (_("DCP-o-matic"));
1022                 SetTopWindow (_frame);
1023                 _frame->Maximize ();
1024                 if (splash) {
1025                         splash->Destroy ();
1026                 }
1027                 _frame->Show ();
1028
1029                 if (!_film_to_load.empty() && boost::filesystem::is_directory (_film_to_load)) {
1030                         try {
1031                                 _frame->load_film (_film_to_load);
1032                         } catch (exception& e) {
1033                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load film %1 (%2)")), _film_to_load, e.what())));
1034                         }
1035                 }
1036
1037                 if (!_film_to_create.empty ()) {
1038                         _frame->new_film (_film_to_create);
1039                         if (!_content_to_add.empty ()) {
1040                                 _frame->film()->examine_and_add_content (content_factory (_frame->film(), _content_to_add));
1041                         }
1042                 }
1043
1044                 signal_manager = new wxSignalManager (this);
1045                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1046
1047                 Bind (wxEVT_TIMER, boost::bind (&App::check, this));
1048                 _timer.reset (new wxTimer (this));
1049                 _timer->Start (1000);
1050
1051                 if (Config::instance()->check_for_updates ()) {
1052                         UpdateChecker::instance()->run ();
1053                 }
1054
1055                 return true;
1056         }
1057         catch (exception& e)
1058         {
1059                 error_dialog (0, wxString::Format ("DCP-o-matic could not start: %s", e.what ()));
1060                 return true;
1061         }
1062
1063         void OnInitCmdLine (wxCmdLineParser& parser)
1064         {
1065                 parser.SetDesc (command_line_description);
1066                 parser.SetSwitchChars (wxT ("-"));
1067         }
1068
1069         bool OnCmdLineParsed (wxCmdLineParser& parser)
1070         {
1071                 if (parser.GetParamCount() > 0) {
1072                         if (parser.Found (wxT ("new"))) {
1073                                 _film_to_create = wx_to_std (parser.GetParam (0));
1074                         } else {
1075                                 _film_to_load = wx_to_std (parser.GetParam (0));
1076                         }
1077                 }
1078
1079                 wxString content;
1080                 if (parser.Found (wxT ("content"), &content)) {
1081                         _content_to_add = wx_to_std (content);
1082                 }
1083
1084                 return true;
1085         }
1086
1087         void report_exception ()
1088         {
1089                 try {
1090                         throw;
1091                 } catch (FileError& e) {
1092                         error_dialog (
1093                                 0,
1094                                 wxString::Format (
1095                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1096                                         std_to_wx (e.what()),
1097                                         std_to_wx (e.file().string().c_str ())
1098                                         )
1099                                 );
1100                 } catch (exception& e) {
1101                         error_dialog (
1102                                 0,
1103                                 wxString::Format (
1104                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1105                                         std_to_wx (e.what ())
1106                                         )
1107                                 );
1108                 } catch (...) {
1109                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1110                 }
1111         }
1112
1113         /* An unhandled exception has occurred inside the main event loop */
1114         bool OnExceptionInMainLoop ()
1115         {
1116                 report_exception ();
1117                 /* This will terminate the program */
1118                 return false;
1119         }
1120
1121         void OnUnhandledException ()
1122         {
1123                 report_exception ();
1124         }
1125
1126         void idle ()
1127         {
1128                 signal_manager->ui_idle ();
1129         }
1130
1131         void check ()
1132         {
1133                 try {
1134                         EncodeServerFinder::instance()->rethrow ();
1135                 } catch (exception& e) {
1136                         error_dialog (0, std_to_wx (e.what ()));
1137                 }
1138         }
1139
1140         DOMFrame* _frame;
1141         shared_ptr<wxTimer> _timer;
1142         string _film_to_load;
1143         string _film_to_create;
1144         string _content_to_add;
1145 };
1146
1147 IMPLEMENT_APP (App)