src/tools/dcpomatic.cc

   1 /*
   2     Copyright (C) 2012-2014 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 #include <iostream>
  21 #include <fstream>
  22 #include <boost/filesystem.hpp>
  23 #ifdef __WXMSW__
  24 #include <shellapi.h>
  25 #endif
  26 #ifdef __WXOSX__
  27 #include <ApplicationServices/ApplicationServices.h>
  28 #endif
  29 #include <wx/generic/aboutdlgg.h>
  30 #include <wx/stdpaths.h>
  31 #include <wx/cmdline.h>
  32 #include <wx/preferences.h>
  33 #include <libdcp/exceptions.h>
  34 #include "wx/film_viewer.h"
  35 #include "wx/film_editor.h"
  36 #include "wx/job_manager_view.h"
  37 #include "wx/config_dialog.h"
  38 #include "wx/job_wrapper.h"
  39 #include "wx/wx_util.h"
  40 #include "wx/new_film_dialog.h"
  41 #include "wx/properties_dialog.h"
  42 #include "wx/wx_ui_signaller.h"
  43 #include "wx/about_dialog.h"
  44 #include "wx/kdm_dialog.h"
  45 #include "wx/servers_list_dialog.h"
  46 #include "wx/hints_dialog.h"
  47 #include "wx/update_dialog.h"
  48 #include "lib/film.h"
  49 #include "lib/config.h"
  50 #include "lib/util.h"
  51 #include "lib/version.h"
  52 #include "lib/ui_signaller.h"
  53 #include "lib/log.h"
  54 #include "lib/job_manager.h"
  55 #include "lib/transcode_job.h"
  56 #include "lib/exceptions.h"
  57 #include "lib/cinema.h"
  58 #include "lib/kdm.h"
  59 #include "lib/send_kdm_email_job.h"
  60 #include "lib/server_finder.h"
  61 #include "lib/update.h"
  62 #include "lib/content_factory.h"
  63
  64 using std::cout;
  65 using std::string;
  66 using std::wstring;
  67 using std::stringstream;
  68 using std::map;
  69 using std::make_pair;
  70 using std::list;
  71 using std::exception;
  72 using boost::shared_ptr;
  73 using boost::dynamic_pointer_cast;
  74
  75 static shared_ptr<Film> film;
  76 static std::string film_to_load;
  77 static std::string film_to_create;
  78 static std::string content_to_add;
  79 static wxMenu* jobs_menu = 0;
  80
  81 // #define DCPOMATIC_WINDOWS_CONSOLE 1
  82
  83 class FilmChangedDialog
  84 {
  85 public:
  86         FilmChangedDialog ()
  87         {
  88                 _dialog = new wxMessageDialog (
  89                         0,
  90                         wxString::Format (_("Save changes to film \"%s\" before closing?"), std_to_wx (film->name ()).data()),
  91                         _("Film changed"),
  92                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
  93                         );
  94         }
  95
  96         ~FilmChangedDialog ()
  97         {
  98                 _dialog->Destroy ();
  99         }
 100
 101         int run ()
 102         {
 103                 return _dialog->ShowModal ();
 104         }
 105
 106 private:
 107         /* Not defined */
 108         FilmChangedDialog (FilmChangedDialog const &);
 109
 110         wxMessageDialog* _dialog;
 111 };
 112
 113
 114 static void
 115 maybe_save_then_delete_film ()
 116 {
 117         if (!film) {
 118                 return;
 119         }
 120
 121         if (film->dirty ()) {
 122                 FilmChangedDialog d;
 123                 switch (d.run ()) {
 124                 case wxID_NO:
 125                         break;
 126                 case wxID_YES:
 127                         film->write_metadata ();
 128                         break;
 129                 }
 130         }
 131
 132         film.reset ();
 133 }
 134
 135 static void
 136 check_film_state_version (int v)
 137 {
 138         if (v == 4) {
 139                 error_dialog (
 140                         0,
 141                         _("This film was created with an old version of DVD-o-matic and may not load correctly "
 142                           "in this version.  Please check the film's settings carefully.")
 143                         );
 144         }
 145 }
 146
 147 static void
 148 load_film (boost::filesystem::path file)
 149 {
 150         film.reset (new Film (file));
 151         list<string> const notes = film->read_metadata ();
 152         check_film_state_version (film->state_version ());
 153         for (list<string>::const_iterator i = notes.begin(); i != notes.end(); ++i) {
 154                 error_dialog (0, std_to_wx (*i));
 155         }
 156 }
 157
 158 #define ALWAYS                       0x0
 159 #define NEEDS_FILM                   0x1
 160 #define NOT_DURING_DCP_CREATION      0x2
 161 #define NEEDS_CPL                    0x4
 162 #define NEEDS_SELECTED_VIDEO_CONTENT 0x8
 163
 164 map<wxMenuItem*, int> menu_items;
 165
 166 static void
 167 add_item (wxMenu* menu, wxString text, int id, int sens)
 168 {
 169         wxMenuItem* item = menu->Append (id, text);
 170         menu_items.insert (make_pair (item, sens));
 171 }
 172
 173 enum {
 174         ID_file_new = 1,
 175         ID_file_open,
 176         ID_file_save,
 177         ID_file_properties,
 178         ID_content_scale_to_fit_width,
 179         ID_content_scale_to_fit_height,
 180         ID_jobs_make_dcp,
 181         ID_jobs_make_kdms,
 182         ID_jobs_send_dcp_to_tms,
 183         ID_jobs_show_dcp,
 184         ID_tools_hints,
 185         ID_tools_encoding_servers,
 186         ID_tools_check_for_updates
 187 };
 188
 189 static void
 190 setup_menu (wxMenuBar* m)
 191 {
 192         wxMenu* file = new wxMenu;
 193         add_item (file, _("New..."), ID_file_new, ALWAYS);
 194         add_item (file, _("&Open..."), ID_file_open, ALWAYS);
 195         file->AppendSeparator ();
 196         add_item (file, _("&Save"), ID_file_save, NEEDS_FILM);
 197         file->AppendSeparator ();
 198         add_item (file, _("&Properties..."), ID_file_properties, NEEDS_FILM);
 199 #ifndef __WXOSX__
 200         file->AppendSeparator ();
 201 #endif
 202
 203 #ifdef __WXOSX__
 204         add_item (file, _("&Exit"), wxID_EXIT, ALWAYS);
 205 #else
 206         add_item (file, _("&Quit"), wxID_EXIT, ALWAYS);
 207 #endif
 208
 209
 210 #ifdef __WXOSX__
 211         add_item (file, _("&Preferences..."), wxID_PREFERENCES, ALWAYS);
 212 #else
 213         wxMenu* edit = new wxMenu;
 214         add_item (edit, _("&Preferences..."), wxID_PREFERENCES, ALWAYS);
 215 #endif
 216
 217         wxMenu* content = new wxMenu;
 218         add_item (content, _("Scale to fit &width"), ID_content_scale_to_fit_width, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
 219         add_item (content, _("Scale to fit &height"), ID_content_scale_to_fit_height, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
 220
 221         jobs_menu = new wxMenu;
 222         add_item (jobs_menu, _("&Make DCP"), ID_jobs_make_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION);
 223         add_item (jobs_menu, _("Make &KDMs..."), ID_jobs_make_kdms, NEEDS_FILM);
 224         add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
 225         add_item (jobs_menu, _("S&how DCP"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
 226
 227         wxMenu* tools = new wxMenu;
 228         add_item (tools, _("Hints..."), ID_tools_hints, 0);
 229         add_item (tools, _("Encoding servers..."), ID_tools_encoding_servers, 0);
 230         add_item (tools, _("Check for updates"), ID_tools_check_for_updates, 0);
 231
 232         wxMenu* help = new wxMenu;
 233 #ifdef __WXOSX__
 234         add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
 235 #else
 236         add_item (help, _("About"), wxID_ABOUT, ALWAYS);
 237 #endif
 238
 239         m->Append (file, _("&File"));
 240 #ifndef __WXOSX__
 241         m->Append (edit, _("&Edit"));
 242 #endif
 243         m->Append (content, _("&Content"));
 244         m->Append (jobs_menu, _("&Jobs"));
 245         m->Append (tools, _("&Tools"));
 246         m->Append (help, _("&Help"));
 247 }
 248
 249 class Frame : public wxFrame
 250 {
 251 public:
 252         Frame (wxString const & title)
 253                 : wxFrame (NULL, -1, title)
 254                 , _hints_dialog (0)
 255                 , _servers_list_dialog (0)
 256                 , _config_dialog (0)
 257         {
 258 #if defined(DCPOMATIC_WINDOWS) && defined(DCPOMATIC_WINDOWS_CONSOLE)
 259                 AllocConsole();
 260
 261                 HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
 262                 int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 263                 FILE* hf_out = _fdopen(hCrt, "w");
 264                 setvbuf(hf_out, NULL, _IONBF, 1);
 265                 *stdout = *hf_out;
 266
 267                 HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 268                 hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 269                 FILE* hf_in = _fdopen(hCrt, "r");
 270                 setvbuf(hf_in, NULL, _IONBF, 128);
 271                 *stdin = *hf_in;
 272 #endif
 273
 274                 wxMenuBar* bar = new wxMenuBar;
 275                 setup_menu (bar);
 276                 SetMenuBar (bar);
 277
 278                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::file_new, this),                ID_file_new);
 279                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::file_open, this),               ID_file_open);
 280                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::file_save, this),               ID_file_save);
 281                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::file_properties, this),         ID_file_properties);
 282                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::file_exit, this),               wxID_EXIT);
 283                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::edit_preferences, this),        wxID_PREFERENCES);
 284                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::content_scale_to_fit_width, this), ID_content_scale_to_fit_width);
 285                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::content_scale_to_fit_height, this), ID_content_scale_to_fit_height);
 286                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::jobs_make_dcp, this),           ID_jobs_make_dcp);
 287                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::jobs_make_kdms, this),          ID_jobs_make_kdms);
 288                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::jobs_send_dcp_to_tms, this),    ID_jobs_send_dcp_to_tms);
 289                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::jobs_show_dcp, this),           ID_jobs_show_dcp);
 290                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::tools_hints, this),             ID_tools_hints);
 291                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::tools_encoding_servers, this),  ID_tools_encoding_servers);
 292                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::tools_check_for_updates, this), ID_tools_check_for_updates);
 293                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&Frame::help_about, this),              wxID_ABOUT);
 294
 295                 Bind (wxEVT_CLOSE_WINDOW, boost::bind (&Frame::close, this, _1));
 296
 297                 /* Use a panel as the only child of the Frame so that we avoid
 298                    the dark-grey background on Windows.
 299                 */
 300                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
 301
 302                 _film_editor = new FilmEditor (film, overall_panel);
 303                 _film_viewer = new FilmViewer (film, overall_panel);
 304                 JobManagerView* job_manager_view = new JobManagerView (overall_panel, static_cast<JobManagerView::Buttons> (0));
 305
 306                 wxBoxSizer* right_sizer = new wxBoxSizer (wxVERTICAL);
 307                 right_sizer->Add (_film_viewer, 2, wxEXPAND | wxALL, 6);
 308                 right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
 309
 310                 wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
 311                 main_sizer->Add (_film_editor, 1, wxEXPAND | wxALL, 6);
 312                 main_sizer->Add (right_sizer, 2, wxEXPAND | wxALL, 6);
 313
 314                 set_menu_sensitivity ();
 315
 316                 _film_editor->FileChanged.connect (bind (&Frame::file_changed, this, _1));
 317                 if (film) {
 318                         file_changed (film->directory ());
 319                 } else {
 320                         file_changed ("");
 321                 }
 322
 323                 JobManager::instance()->ActiveJobsChanged.connect (boost::bind (&Frame::set_menu_sensitivity, this));
 324
 325                 set_film ();
 326                 overall_panel->SetSizer (main_sizer);
 327         }
 328
 329 private:
 330
 331         void set_film ()
 332         {
 333                 _film_viewer->set_film (film);
 334                 _film_editor->set_film (film);
 335                 set_menu_sensitivity ();
 336         }
 337
 338         void file_changed (boost::filesystem::path f)
 339         {
 340                 stringstream s;
 341                 s << wx_to_std (_("DCP-o-matic"));
 342                 if (!f.empty ()) {
 343                         s << " - " << f.string ();
 344                 }
 345
 346                 SetTitle (std_to_wx (s.str()));
 347         }
 348
 349         void file_new ()
 350         {
 351                 NewFilmDialog* d = new NewFilmDialog (this);
 352                 int const r = d->ShowModal ();
 353
 354                 if (r == wxID_OK) {
 355
 356                         if (boost::filesystem::is_directory (d->get_path()) && !boost::filesystem::is_empty(d->get_path())) {
 357                                 if (!confirm_dialog (
 358                                             this,
 359                                             std_to_wx (
 360                                                     String::compose (wx_to_std (_("The directory %1 already exists and is not empty.  "
 361                                                                                   "Are you sure you want to use it?")),
 362                                                                      d->get_path().string().c_str())
 363                                                     )
 364                                             )) {
 365                                         return;
 366                                 }
 367                         } else if (boost::filesystem::is_regular_file (d->get_path())) {
 368                                 error_dialog (
 369                                         this,
 370                                         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())
 371                                         );
 372                                 return;
 373                         }
 374
 375                         maybe_save_then_delete_film ();
 376                         film.reset (new Film (d->get_path ()));
 377                         film->write_metadata ();
 378                         film->set_name (boost::filesystem::path (d->get_path()).filename().generic_string());
 379                         set_film ();
 380                 }
 381
 382                 d->Destroy ();
 383         }
 384
 385         void file_open ()
 386         {
 387                 wxDirDialog* c = new wxDirDialog (
 388                         this,
 389                         _("Select film to open"),
 390                         std_to_wx (Config::instance()->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()),
 391                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 392                         );
 393
 394                 int r;
 395                 while (1) {
 396                         r = c->ShowModal ();
 397                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 398                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 399                         } else {
 400                                 break;
 401                         }
 402                 }
 403
 404                 if (r == wxID_OK) {
 405                         maybe_save_then_delete_film ();
 406                         try {
 407                                 load_film (wx_to_std (c->GetPath ()));
 408                                 set_film ();
 409                         } catch (std::exception& e) {
 410                                 wxString p = c->GetPath ();
 411                                 wxCharBuffer b = p.ToUTF8 ();
 412                                 error_dialog (this, wxString::Format (_("Could not open film at %s (%s)"), p.data(), std_to_wx (e.what()).data()));
 413                         }
 414                 }
 415
 416                 c->Destroy ();
 417         }
 418
 419         void file_save ()
 420         {
 421                 film->write_metadata ();
 422         }
 423
 424         void file_properties ()
 425         {
 426                 PropertiesDialog* d = new PropertiesDialog (this, film);
 427                 d->ShowModal ();
 428                 d->Destroy ();
 429         }
 430
 431         void file_exit ()
 432         {
 433                 /* false here allows the close handler to veto the close request */
 434                 Close (false);
 435         }
 436
 437         void edit_preferences ()
 438         {
 439                 if (!_config_dialog) {
 440                         _config_dialog = create_config_dialog ();
 441                 }
 442                 _config_dialog->Show (this);
 443         }
 444
 445         void jobs_make_dcp ()
 446         {
 447                 double required;
 448                 double available;
 449
 450                 if (!film->should_be_enough_disk_space (required, available)) {
 451                         if (!confirm_dialog (this, 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))) {
 452                                 return;
 453                         }
 454                 }
 455
 456                 JobWrapper::make_dcp (this, film);
 457         }
 458
 459         void jobs_make_kdms ()
 460         {
 461                 if (!film) {
 462                         return;
 463                 }
 464
 465                 KDMDialog* d = new KDMDialog (this, film);
 466                 if (d->ShowModal () != wxID_OK) {
 467                         d->Destroy ();
 468                         return;
 469                 }
 470
 471                 try {
 472                         if (d->write_to ()) {
 473                                 write_kdm_files (film, d->screens (), d->cpl (), d->from (), d->until (), d->directory ());
 474                         } else {
 475                                 JobManager::instance()->add (
 476                                         shared_ptr<Job> (new SendKDMEmailJob (film, d->screens (), d->cpl (), d->from (), d->until ()))
 477                                         );
 478                         }
 479                 } catch (libdcp::NotEncryptedError& e) {
 480                         error_dialog (this, _("CPL's content is not encrypted."));
 481                 } catch (exception& e) {
 482                         error_dialog (this, e.what ());
 483                 } catch (...) {
 484                         error_dialog (this, _("An unknown exeception occurred."));
 485                 }
 486
 487                 d->Destroy ();
 488         }
 489
 490         void content_scale_to_fit_width ()
 491         {
 492                 VideoContentList vc = _film_editor->selected_video_content ();
 493                 for (VideoContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
 494                         (*i)->scale_and_crop_to_fit_width ();
 495                 }
 496         }
 497
 498         void content_scale_to_fit_height ()
 499         {
 500                 VideoContentList vc = _film_editor->selected_video_content ();
 501                 for (VideoContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
 502                         (*i)->scale_and_crop_to_fit_height ();
 503                 }
 504         }
 505
 506         void jobs_send_dcp_to_tms ()
 507         {
 508                 film->send_dcp_to_tms ();
 509         }
 510
 511         void jobs_show_dcp ()
 512         {
 513 #ifdef __WXMSW__
 514                 string d = film->directory().string ();
 515                 wstring w;
 516                 w.assign (d.begin(), d.end());
 517                 ShellExecute (0, L"open", w.c_str(), 0, 0, SW_SHOWDEFAULT);
 518 #else
 519                 int r = system ("which nautilus");
 520                 if (WEXITSTATUS (r) == 0) {
 521                         r = system (string ("nautilus " + film->directory().string()).c_str ());
 522                         if (WEXITSTATUS (r)) {
 523                                 error_dialog (this, _("Could not show DCP (could not run nautilus)"));
 524                         }
 525                 } else {
 526                         int r = system ("which konqueror");
 527                         if (WEXITSTATUS (r) == 0) {
 528                                 r = system (string ("konqueror " + film->directory().string()).c_str ());
 529                                 if (WEXITSTATUS (r)) {
 530                                         error_dialog (this, _("Could not show DCP (could not run konqueror)"));
 531                                 }
 532                         }
 533                 }
 534 #endif
 535         }
 536
 537         void tools_hints ()
 538         {
 539                 if (!_hints_dialog) {
 540                         _hints_dialog = new HintsDialog (this, film);
 541                 }
 542
 543                 _hints_dialog->Show ();
 544         }
 545
 546         void tools_encoding_servers ()
 547         {
 548                 if (!_servers_list_dialog) {
 549                         _servers_list_dialog = new ServersListDialog (this);
 550                 }
 551
 552                 _servers_list_dialog->Show ();
 553         }
 554
 555         void tools_check_for_updates ()
 556         {
 557                 UpdateChecker::instance()->run ();
 558         }
 559
 560         void help_about ()
 561         {
 562                 AboutDialog* d = new AboutDialog (this);
 563                 d->ShowModal ();
 564                 d->Destroy ();
 565         }
 566
 567         bool should_close ()
 568         {
 569                 if (!JobManager::instance()->work_to_do ()) {
 570                         return true;
 571                 }
 572
 573                 wxMessageDialog* d = new wxMessageDialog (
 574                         0,
 575                         _("There are unfinished jobs; are you sure you want to quit?"),
 576                         _("Unfinished jobs"),
 577                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
 578                         );
 579
 580                 bool const r = d->ShowModal() == wxID_YES;
 581                 d->Destroy ();
 582                 return r;
 583         }
 584
 585         void close (wxCloseEvent& ev)
 586         {
 587                 if (!should_close ()) {
 588                         ev.Veto ();
 589                         return;
 590                 }
 591
 592                 maybe_save_then_delete_film ();
 593
 594                 ev.Skip ();
 595         }
 596
 597         void set_menu_sensitivity ()
 598         {
 599                 list<shared_ptr<Job> > jobs = JobManager::instance()->get ();
 600                 list<shared_ptr<Job> >::iterator i = jobs.begin();
 601                 while (i != jobs.end() && dynamic_pointer_cast<TranscodeJob> (*i) == 0) {
 602                         ++i;
 603                 }
 604                 bool const dcp_creation = (i != jobs.end ()) && !(*i)->finished ();
 605                 bool const have_cpl = film && !film->cpls().empty ();
 606                 bool const have_selected_video_content = !_film_editor->selected_video_content().empty();
 607
 608                 for (map<wxMenuItem*, int>::iterator j = menu_items.begin(); j != menu_items.end(); ++j) {
 609
 610                         bool enabled = true;
 611
 612                         if ((j->second & NEEDS_FILM) && film == 0) {
 613                                 enabled = false;
 614                         }
 615
 616                         if ((j->second & NOT_DURING_DCP_CREATION) && dcp_creation) {
 617                                 enabled = false;
 618                         }
 619
 620                         if ((j->second & NEEDS_CPL) && !have_cpl) {
 621                                 enabled = false;
 622                         }
 623
 624                         if ((j->second & NEEDS_SELECTED_VIDEO_CONTENT) && !have_selected_video_content) {
 625                                 enabled = false;
 626                         }
 627
 628                         j->first->Enable (enabled);
 629                 }
 630         }
 631
 632         FilmEditor* _film_editor;
 633         FilmViewer* _film_viewer;
 634         HintsDialog* _hints_dialog;
 635         ServersListDialog* _servers_list_dialog;
 636         wxPreferencesEditor* _config_dialog;
 637 };
 638
 639 static const wxCmdLineEntryDesc command_line_description[] = {
 640         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
 641         { wxCMD_LINE_OPTION, "c", "content", "add content file", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 642         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 643         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 644 };
 645
 646 /** @class App
 647  *  @brief The magic App class for wxWidgets.
 648  */
 649 class App : public wxApp
 650 {
 651         bool OnInit ()
 652         try
 653         {
 654                 SetAppName (_("DCP-o-matic"));
 655
 656                 if (!wxApp::OnInit()) {
 657                         return false;
 658                 }
 659
 660 #ifdef DCPOMATIC_LINUX
 661                 unsetenv ("UBUNTU_MENUPROXY");
 662 #endif
 663
 664 #ifdef __WXOSX__
 665                 ProcessSerialNumber serial;
 666                 GetCurrentProcess (&serial);
 667                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
 668 #endif
 669
 670                 wxInitAllImageHandlers ();
 671
 672                 /* Enable i18n; this will create a Config object
 673                    to look for a force-configured language.  This Config
 674                    object will be wrong, however, because dcpomatic_setup
 675                    hasn't yet been called and there aren't any scalers, filters etc.
 676                    set up yet.
 677                 */
 678                 dcpomatic_setup_i18n ();
 679
 680                 /* Set things up, including scalers / filters etc.
 681                    which will now be internationalised correctly.
 682                 */
 683                 dcpomatic_setup ();
 684
 685                 /* Force the configuration to be re-loaded correctly next
 686                    time it is needed.
 687                 */
 688                 Config::drop ();
 689
 690                 if (!film_to_load.empty() && boost::filesystem::is_directory (film_to_load)) {
 691                         try {
 692                                 load_film (film_to_load);
 693                         } catch (exception& e) {
 694                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load film %1 (%2)")), film_to_load, e.what())));
 695                         }
 696                 }
 697
 698                 if (!film_to_create.empty ()) {
 699                         film.reset (new Film (film_to_create));
 700                         film->write_metadata ();
 701                         film->set_name (boost::filesystem::path (film_to_create).filename().generic_string ());
 702                 }
 703
 704                 if (!content_to_add.empty ()) {
 705                         film->examine_and_add_content (content_factory (film, content_to_add));
 706                 }
 707
 708                 _frame = new Frame (_("DCP-o-matic"));
 709                 SetTopWindow (_frame);
 710                 _frame->Maximize ();
 711                 _frame->Show ();
 712
 713                 ui_signaller = new wxUISignaller (this);
 714                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 715
 716                 Bind (wxEVT_TIMER, boost::bind (&App::check, this));
 717                 _timer.reset (new wxTimer (this));
 718                 _timer->Start (1000);
 719
 720                 if (film) {
 721                         check_film_state_version (film->state_version ());
 722                 }
 723
 724                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&App::update_checker_state_changed, this));
 725                 if (Config::instance()->check_for_updates ()) {
 726                         UpdateChecker::instance()->run ();
 727                 }
 728
 729                 return true;
 730         }
 731         catch (exception& e)
 732         {
 733                 error_dialog (0, wxString::Format ("DCP-o-matic could not start: %s", e.what ()));
 734                 return true;
 735         }
 736
 737         void OnInitCmdLine (wxCmdLineParser& parser)
 738         {
 739                 parser.SetDesc (command_line_description);
 740                 parser.SetSwitchChars (wxT ("-"));
 741         }
 742
 743         bool OnCmdLineParsed (wxCmdLineParser& parser)
 744         {
 745                 if (parser.GetParamCount() > 0) {
 746                         if (parser.Found (wxT ("new"))) {
 747                                 film_to_create = wx_to_std (parser.GetParam (0));
 748                         } else {
 749                                 film_to_load = wx_to_std (parser.GetParam (0));
 750                         }
 751                 }
 752
 753                 wxString content;
 754                 if (parser.Found (wxT ("content"), &content)) {
 755                         content_to_add = wx_to_std (content);
 756                 }
 757
 758                 return true;
 759         }
 760
 761         bool OnExceptionInMainLoop ()
 762         {
 763                 error_dialog (0, _("An unknown exception occurred.  Please report this problem to the DCP-o-matic author (carl@dcpomatic.com)."));
 764                 return false;
 765         }
 766
 767         void OnUnhandledException ()
 768         {
 769                 error_dialog (0, _("An unknown exception occurred.  Please report this problem to the DCP-o-matic author (carl@dcpomatic.com)."));
 770         }
 771
 772         void idle ()
 773         {
 774                 ui_signaller->ui_idle ();
 775         }
 776
 777         void check ()
 778         {
 779                 try {
 780                         ServerFinder::instance()->rethrow ();
 781                 } catch (exception& e) {
 782                         error_dialog (0, std_to_wx (e.what ()));
 783                 }
 784         }
 785
 786         void update_checker_state_changed ()
 787         {
 788                 switch (UpdateChecker::instance()->state ()) {
 789                 case UpdateChecker::YES:
 790                 {
 791                         string test;
 792                         if (Config::instance()->check_for_test_updates ()) {
 793                                 test = UpdateChecker::instance()->test ();
 794                         }
 795                         UpdateDialog* dialog = new UpdateDialog (_frame, UpdateChecker::instance()->stable (), test);
 796                         dialog->ShowModal ();
 797                         dialog->Destroy ();
 798                         break;
 799                 }
 800                 case UpdateChecker::NO:
 801                         if (!UpdateChecker::instance()->last_emit_was_first ()) {
 802                                 error_dialog (_frame, _("There are no new versions of DCP-o-matic available."));
 803                         }
 804                         break;
 805                 case UpdateChecker::FAILED:
 806                         if (!UpdateChecker::instance()->last_emit_was_first ()) {
 807                                 error_dialog (_frame, _("The DCP-o-matic download server could not be contacted."));
 808                         }
 809                 default:
 810                         break;
 811                 }
 812         }
 813
 814         Frame* _frame;
 815         shared_ptr<wxTimer> _timer;
 816 };
 817
 818 IMPLEMENT_APP (App)