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