Improve error message when trying to create a new film where a file already exists.
[dcpomatic.git] / src / tools / dcpomatic.cc
1 /*
2     Copyright (C) 2012 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/film_viewer.h"
33 #include "wx/film_editor.h"
34 #include "wx/job_manager_view.h"
35 #include "wx/config_dialog.h"
36 #include "wx/job_wrapper.h"
37 #include "wx/wx_util.h"
38 #include "wx/new_film_dialog.h"
39 #include "wx/properties_dialog.h"
40 #include "wx/wx_ui_signaller.h"
41 #include "wx/about_dialog.h"
42 #include "lib/film.h"
43 #include "lib/config.h"
44 #include "lib/util.h"
45 #include "lib/version.h"
46 #include "lib/ui_signaller.h"
47 #include "lib/log.h"
48
49 using std::cout;
50 using std::string;
51 using std::wstring;
52 using std::stringstream;
53 using std::map;
54 using std::make_pair;
55 using std::exception;
56 using std::ofstream;
57 using boost::shared_ptr;
58
59 static FilmEditor* film_editor = 0;
60 static FilmViewer* film_viewer = 0;
61 static shared_ptr<Film> film;
62 static std::string log_level;
63 static std::string film_to_load;
64 static std::string film_to_create;
65 static wxMenu* jobs_menu = 0;
66
67 static void set_menu_sensitivity ();
68
69 class FilmChangedDialog
70 {
71 public:
72         FilmChangedDialog ()
73         {
74                 _dialog = new wxMessageDialog (
75                         0,
76                         wxString::Format (_("Save changes to film \"%s\" before closing?"), std_to_wx (film->name ()).data()),
77                         _("Film changed"),
78                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
79                         );
80         }
81
82         ~FilmChangedDialog ()
83         {
84                 _dialog->Destroy ();
85         }
86
87         int run ()
88         {
89                 return _dialog->ShowModal ();
90         }
91
92 private:        
93         wxMessageDialog* _dialog;
94 };
95
96
97 void
98 maybe_save_then_delete_film ()
99 {
100         if (!film) {
101                 return;
102         }
103                         
104         if (film->dirty ()) {
105                 FilmChangedDialog d;
106                 switch (d.run ()) {
107                 case wxID_NO:
108                         break;
109                 case wxID_YES:
110                         film->write_metadata ();
111                         break;
112                 }
113         }
114         
115         film.reset ();
116 }
117
118 enum Sensitivity {
119         ALWAYS,
120         NEEDS_FILM
121 };
122
123 map<wxMenuItem*, Sensitivity> menu_items;
124         
125 void
126 add_item (wxMenu* menu, wxString text, int id, Sensitivity sens)
127 {
128         wxMenuItem* item = menu->Append (id, text);
129         menu_items.insert (make_pair (item, sens));
130 }
131
132 void
133 set_menu_sensitivity ()
134 {
135         for (map<wxMenuItem*, Sensitivity>::iterator i = menu_items.begin(); i != menu_items.end(); ++i) {
136                 if (i->second == NEEDS_FILM) {
137                         i->first->Enable (film != 0);
138                 } else {
139                         i->first->Enable (true);
140                 }
141         }
142 }
143
144 enum {
145         ID_file_new = 1,
146         ID_file_open,
147         ID_file_save,
148         ID_file_properties,
149         ID_jobs_make_dcp,
150         ID_jobs_send_dcp_to_tms,
151         ID_jobs_show_dcp,
152 };
153
154 void
155 setup_menu (wxMenuBar* m)
156 {
157         wxMenu* file = new wxMenu;
158         add_item (file, _("New..."), ID_file_new, ALWAYS);
159         add_item (file, _("&Open..."), ID_file_open, ALWAYS);
160         file->AppendSeparator ();
161         add_item (file, _("&Save"), ID_file_save, NEEDS_FILM);
162         file->AppendSeparator ();
163         add_item (file, _("&Properties..."), ID_file_properties, NEEDS_FILM);
164 #ifndef __WXOSX__       
165         file->AppendSeparator ();
166 #endif
167
168 #ifdef __WXOSX__        
169         add_item (file, _("&Exit"), wxID_EXIT, ALWAYS);
170 #else
171         add_item (file, _("&Quit"), wxID_EXIT, ALWAYS);
172 #endif  
173         
174
175 #ifdef __WXOSX__        
176         add_item (file, _("&Preferences..."), wxID_PREFERENCES, ALWAYS);
177 #else
178         wxMenu* edit = new wxMenu;
179         add_item (edit, _("&Preferences..."), wxID_PREFERENCES, ALWAYS);
180 #endif  
181
182         jobs_menu = new wxMenu;
183         add_item (jobs_menu, _("&Make DCP"), ID_jobs_make_dcp, NEEDS_FILM);
184         add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM);
185         add_item (jobs_menu, _("S&how DCP"), ID_jobs_show_dcp, NEEDS_FILM);
186
187         wxMenu* help = new wxMenu;
188 #ifdef __WXOSX__        
189         add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
190 #else   
191         add_item (help, _("About"), wxID_ABOUT, ALWAYS);
192 #endif  
193
194         m->Append (file, _("&File"));
195 #ifndef __WXOSX__       
196         m->Append (edit, _("&Edit"));
197 #endif  
198         m->Append (jobs_menu, _("&Jobs"));
199         m->Append (help, _("&Help"));
200 }
201
202 bool
203 window_closed (wxCommandEvent &)
204 {
205         maybe_save_then_delete_film ();
206         return false;
207 }
208
209 class Frame : public wxFrame
210 {
211 public:
212         Frame (wxString const & title)
213                 : wxFrame (NULL, -1, title)
214         {
215                 wxMenuBar* bar = new wxMenuBar;
216                 setup_menu (bar);
217                 SetMenuBar (bar);
218
219                 Connect (ID_file_new, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::file_new));
220                 Connect (ID_file_open, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::file_open));
221                 Connect (ID_file_save, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::file_save));
222                 Connect (ID_file_properties, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::file_properties));
223                 Connect (wxID_EXIT, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::file_exit));
224                 Connect (wxID_PREFERENCES, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::edit_preferences));
225                 Connect (ID_jobs_make_dcp, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::jobs_make_dcp));
226                 Connect (ID_jobs_send_dcp_to_tms, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::jobs_send_dcp_to_tms));
227                 Connect (ID_jobs_show_dcp, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::jobs_show_dcp));
228                 Connect (wxID_ABOUT, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler (Frame::help_about));
229
230                 Connect (wxID_ANY, wxEVT_MENU_OPEN, wxMenuEventHandler (Frame::menu_opened));
231
232                 film_editor = new FilmEditor (film, this);
233                 film_viewer = new FilmViewer (film, this);
234                 JobManagerView* job_manager_view = new JobManagerView (this, static_cast<JobManagerView::Buttons> (0));
235
236                 wxBoxSizer* right_sizer = new wxBoxSizer (wxVERTICAL);
237                 right_sizer->Add (film_viewer, 2, wxEXPAND | wxALL, 6);
238                 right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
239
240                 wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
241                 main_sizer->Add (film_editor, 1, wxEXPAND | wxALL, 6);
242                 main_sizer->Add (right_sizer, 2, wxEXPAND | wxALL, 6);
243
244                 set_menu_sensitivity ();
245
246                 film_editor->FileChanged.connect (bind (&Frame::file_changed, this, _1));
247                 if (film) {
248                         file_changed (film->directory ());
249                 } else {
250                         file_changed ("");
251                 }
252
253                 set_film ();
254                 SetSizer (main_sizer);
255         }
256
257 private:
258
259         void menu_opened (wxMenuEvent& ev)
260         {
261                 if (ev.GetMenu() != jobs_menu) {
262                         return;
263                 }
264
265                 bool const have_dcp = film && film->have_dcp();
266                 jobs_menu->Enable (ID_jobs_send_dcp_to_tms, have_dcp);
267                 jobs_menu->Enable (ID_jobs_show_dcp, have_dcp);
268         }
269
270         void set_film ()
271         {
272                 film_viewer->set_film (film);
273                 film_editor->set_film (film);
274                 set_menu_sensitivity ();
275         }
276
277         void file_changed (string f)
278         {
279                 stringstream s;
280                 s << wx_to_std (_("DCP-o-matic"));
281                 if (!f.empty ()) {
282                         s << " - " << f;
283                 }
284                 
285                 SetTitle (std_to_wx (s.str()));
286         }
287         
288         void file_new (wxCommandEvent &)
289         {
290                 NewFilmDialog* d = new NewFilmDialog (this);
291                 int const r = d->ShowModal ();
292                 
293                 if (r == wxID_OK) {
294
295                         if (boost::filesystem::is_directory (d->get_path()) && !boost::filesystem::is_empty(d->get_path())) {
296                                 if (!confirm_dialog (
297                                             this,
298                                             std_to_wx (
299                                                     String::compose (wx_to_std (_("The directory %1 already exists and is not empty.  "
300                                                                                   "Are you sure you want to use it?")),
301                                                                      d->get_path().c_str())
302                                                     )
303                                             )) {
304                                         return;
305                                 }
306                         } else if (boost::filesystem::is_regular_file (d->get_path())) {
307                                 error_dialog (
308                                         this,
309                                         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())
310                                         );
311                                 return;
312                         }
313                         
314                         maybe_save_then_delete_film ();
315                         film.reset (new Film (d->get_path ()));
316                         film->write_metadata ();
317                         film->log()->set_level (log_level);
318                         film->set_name (boost::filesystem::path (d->get_path()).filename().generic_string());
319                         set_film ();
320                 }
321                 
322                 d->Destroy ();
323         }
324
325         void file_open (wxCommandEvent &)
326         {
327                 wxDirDialog* c = new wxDirDialog (this, _("Select film to open"), wxStandardPaths::Get().GetDocumentsDir(), wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
328                 int r;
329                 while (1) {
330                         r = c->ShowModal ();
331                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
332                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
333                         } else {
334                                 break;
335                         }
336                 }
337                         
338                 if (r == wxID_OK) {
339                         maybe_save_then_delete_film ();
340                         try {
341                                 film.reset (new Film (wx_to_std (c->GetPath ())));
342                                 film->log()->set_level (log_level);
343                                 set_film ();
344                         } catch (std::exception& e) {
345                                 wxString p = c->GetPath ();
346                                 wxCharBuffer b = p.ToUTF8 ();
347                                 error_dialog (this, wxString::Format (_("Could not open film at %s (%s)"), p.data(), std_to_wx (e.what()).data()));
348                         }
349                 }
350
351                 c->Destroy ();
352         }
353
354         void file_save (wxCommandEvent &)
355         {
356                 film->write_metadata ();
357         }
358
359         void file_properties (wxCommandEvent &)
360         {
361                 PropertiesDialog* d = new PropertiesDialog (this, film);
362                 d->ShowModal ();
363                 d->Destroy ();
364         }
365         
366         void file_exit (wxCommandEvent &)
367         {
368                 maybe_save_then_delete_film ();
369                 Close (true);
370         }
371
372         void edit_preferences (wxCommandEvent &)
373         {
374                 ConfigDialog* d = new ConfigDialog (this);
375                 d->ShowModal ();
376                 d->Destroy ();
377                 Config::instance()->write ();
378         }
379
380         void jobs_make_dcp (wxCommandEvent &)
381         {
382                 JobWrapper::make_dcp (this, film);
383         }
384         
385         void jobs_send_dcp_to_tms (wxCommandEvent &)
386         {
387                 film->send_dcp_to_tms ();
388         }
389
390         void jobs_show_dcp (wxCommandEvent &)
391         {
392 #ifdef __WXMSW__
393                 string d = film->directory();
394                 wstring w;
395                 w.assign (d.begin(), d.end());
396                 ShellExecute (0, L"open", w.c_str(), 0, 0, SW_SHOWDEFAULT);
397 #else
398                 int r = system ("which nautilus");
399                 if (WEXITSTATUS (r) == 0) {
400                         system (string ("nautilus " + film->directory()).c_str ());
401                 } else {
402                         int r = system ("which konqueror");
403                         if (WEXITSTATUS (r) == 0) {
404                                 system (string ("konqueror " + film->directory()).c_str ());
405                         }
406                 }
407 #endif          
408         }
409
410         void help_about (wxCommandEvent &)
411         {
412                 AboutDialog* d = new AboutDialog (this);
413                 d->ShowModal ();
414                 d->Destroy ();
415         }
416 };
417
418 #if wxMINOR_VERSION == 9
419 static const wxCmdLineEntryDesc command_line_description[] = {
420         { wxCMD_LINE_OPTION, "l", "log", "set log level (silent, verbose or timing)", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
421         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
422         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_MULTIPLE | wxCMD_LINE_PARAM_OPTIONAL },
423         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
424 };
425 #else
426 static const wxCmdLineEntryDesc command_line_description[] = {
427         { wxCMD_LINE_OPTION, wxT("l"), wxT("log"), wxT("set log level (silent, verbose or timing)"), wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
428         { wxCMD_LINE_SWITCH, wxT("n"), wxT("new"), wxT("create new film"), wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
429         { wxCMD_LINE_PARAM, 0, 0, wxT("film to load or create"), wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_MULTIPLE | wxCMD_LINE_PARAM_OPTIONAL },
430         { wxCMD_LINE_NONE, wxT(""), wxT(""), wxT(""), wxCmdLineParamType (0), 0 }
431 };
432 #endif
433
434 class App : public wxApp
435 {
436         bool OnInit ()
437         {
438                 if (!wxApp::OnInit()) {
439                         return false;
440                 }
441                 
442 #ifdef DCPOMATIC_LINUX  
443                 unsetenv ("UBUNTU_MENUPROXY");
444 #endif
445
446 #ifdef __WXOSX__                
447                 ProcessSerialNumber serial;
448                 GetCurrentProcess (&serial);
449                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
450 #endif          
451
452                 wxInitAllImageHandlers ();
453
454                 /* Enable i18n; this will create a Config object
455                    to look for a force-configured language.  This Config
456                    object will be wrong, however, because dcpomatic_setup
457                    hasn't yet been called and there aren't any scalers, filters etc.
458                    set up yet.
459                 */
460                 dcpomatic_setup_i18n ();
461
462                 /* Set things up, including scalers / filters etc.
463                    which will now be internationalised correctly.
464                 */
465                 dcpomatic_setup ();
466
467                 /* Force the configuration to be re-loaded correctly next
468                    time it is needed.
469                 */
470                 Config::drop ();
471
472                 if (!film_to_load.empty() && boost::filesystem::is_directory (film_to_load)) {
473                         try {
474                                 film.reset (new Film (film_to_load));
475                                 film->read_metadata ();
476                                 film->log()->set_level (log_level);
477                         } catch (exception& e) {
478                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load film %1 (%2)")), film_to_load, e.what())));
479                         }
480                 }
481
482                 if (!film_to_create.empty ()) {
483                         film.reset (new Film (film_to_create));
484                         film->write_metadata ();
485                         film->log()->set_level (log_level);
486                         film->set_name (boost::filesystem::path (film_to_create).filename().generic_string ());
487                 }
488
489                 Frame* f = new Frame (_("DCP-o-matic"));
490                 SetTopWindow (f);
491                 f->Maximize ();
492                 f->Show ();
493
494                 ui_signaller = new wxUISignaller (this);
495                 this->Connect (-1, wxEVT_IDLE, wxIdleEventHandler (App::idle));
496
497                 return true;
498         }
499
500         void OnInitCmdLine (wxCmdLineParser& parser)
501         {
502                 parser.SetDesc (command_line_description);
503                 parser.SetSwitchChars (wxT ("-"));
504         }
505
506         bool OnCmdLineParsed (wxCmdLineParser& parser)
507         {
508                 if (parser.GetParamCount() > 0) {
509                         if (parser.Found (wxT ("new"))) {
510                                 film_to_create = wx_to_std (parser.GetParam (0));
511                         } else {
512                                 film_to_load = wx_to_std (parser.GetParam(0));
513                         }
514                 }
515
516                 wxString log;
517                 if (parser.Found (wxT ("log"), &log)) {
518                         log_level = wx_to_std (log);
519                 }
520
521                 return true;
522         }
523
524         void idle (wxIdleEvent &)
525         {
526                 ui_signaller->ui_idle ();
527         }
528 };
529
530 IMPLEMENT_APP (App)