swaroop: set controls to 'stopped' when a playlist finishes.
[dcpomatic.git] / src / wx / swaroop_controls.cc
index f38fd33432a2ca1a8a4047242bca98eae6ac273e..99b1fd0647531ae89c570f9e62c9338b354b2cf9 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2018 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2018-2019 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
 #include "lib/player_video.h"
 #include "lib/dcp_content.h"
 #include "lib/cross.h"
+#include "lib/scoped_temporary.h"
+#include "lib/internet.h"
+#include "lib/ffmpeg_content.h"
+#include "lib/compose.hpp"
 #include <dcp/raw_convert.h>
+#include <dcp/exceptions.h>
 #include <wx/listctrl.h>
 #include <wx/progdlg.h>
 
 using std::string;
 using std::cout;
 using std::exception;
+using std::sort;
 using boost::shared_ptr;
 using boost::dynamic_pointer_cast;
 using boost::optional;
+using namespace dcpomatic;
 
 SwaroopControls::SwaroopControls (wxWindow* parent, shared_ptr<FilmViewer> viewer)
        : Controls (parent, viewer, false)
@@ -46,7 +53,7 @@ SwaroopControls::SwaroopControls (wxWindow* parent, shared_ptr<FilmViewer> viewe
        , _next_button (new Button(this, "Next"))
        , _previous_button (new Button(this, "Previous"))
        , _current_disable_timeline (false)
-       , _current_disable_next_previous (false)
+       , _current_disable_next (false)
 {
        _button_sizer->Add (_previous_button, 0, wxEXPAND);
        _button_sizer->Add (_play_button, 0, wxEXPAND);
@@ -92,7 +99,7 @@ SwaroopControls::SwaroopControls (wxWindow* parent, shared_ptr<FilmViewer> viewe
        _current_spl_view = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxLC_REPORT | wxLC_NO_HEADER);
        _current_spl_view->AppendColumn (wxT(""), wxLIST_FORMAT_LEFT, 500);
        _current_spl_view->AppendColumn (wxT(""), wxLIST_FORMAT_LEFT, 80);
-       e_sizer->Add (left_sizer, 0, wxALL | wxEXPAND, DCPOMATIC_SIZER_GAP);
+       e_sizer->Add (left_sizer, 1, wxALL | wxEXPAND, DCPOMATIC_SIZER_GAP);
        e_sizer->Add (_current_spl_view, 1, wxALL | wxEXPAND, DCPOMATIC_SIZER_GAP);
 
        _v_sizer->Add (e_sizer, 1, wxEXPAND);
@@ -114,13 +121,17 @@ SwaroopControls::SwaroopControls (wxWindow* parent, shared_ptr<FilmViewer> viewe
 
        _content_view->update ();
        update_playlist_directory ();
+
+       _viewer->set_background_image (true);
 }
 
 void
 SwaroopControls::check_restart ()
 {
+       cout << "check_restart called\n";
        FILE* f = fopen_boost (Config::path("position"), "r");
        if (!f) {
+               cout << "could not open position file (" << errno << ")\n";
                return;
        }
 
@@ -129,12 +140,15 @@ SwaroopControls::check_restart ()
        int64_t time;
        fscanf (f, "%63s %d %ld", id, &index, &time);
 
+       cout << "Looking for playlist " << id << " to restart.\n";
+
        for (size_t i = 0; i < _playlists.size(); ++i) {
                if (_playlists[i].id() == id) {
-                       _selected_playlist = i;
-                       _selected_playlist_position = index;
+                       cout << "Found playlist " << id << "\n";
+                       select_playlist (i, index);
                        update_current_content ();
                        _viewer->seek (DCPTime(time), false);
+                       _viewer->start ();
                }
        }
 
@@ -154,7 +168,11 @@ SwaroopControls::viewer_position_changed ()
                        + " " + dcp::raw_convert<string>(_selected_playlist_position)
                        + " " + dcp::raw_convert<string>(_viewer->position().get());
 
-               fwrite (p.c_str(), p.length(), 1, f);
+               checked_fwrite (p.c_str(), p.length(), f, Config::path("position"));
+#ifdef DCPOMATIC_LINUX
+               fflush (f);
+               fsync (fileno(f));
+#endif
                fclose (f);
        }
 }
@@ -165,6 +183,7 @@ SwaroopControls::started ()
        Controls::started ();
        _play_button->Enable (false);
        _pause_button->Enable (true);
+       _viewer->set_background_image (false);
 }
 
 void
@@ -175,6 +194,18 @@ SwaroopControls::stopped ()
        _pause_button->Enable (false);
 }
 
+void
+SwaroopControls::decrement_allowed_shows ()
+{
+       if (_selected_playlist) {
+               SPL& spl = _playlists[*_selected_playlist];
+               spl.decrement_allowed_shows();
+               if (spl.path()) {
+                       spl.write (*spl.path());
+               }
+       }
+}
+
 void
 SwaroopControls::play_clicked ()
 {
@@ -191,8 +222,8 @@ SwaroopControls::setup_sensitivity ()
        _pause_button->Enable (_viewer->playing());
        _slider->Enable (!_current_disable_timeline);
        _spl_view->Enable (!_viewer->playing());
-       _next_button->Enable (!_current_disable_next_previous && can_do_next());
-       _previous_button->Enable (!_current_disable_next_previous && can_do_previous());
+       _next_button->Enable (!_current_disable_next && can_do_next());
+       _previous_button->Enable (can_do_previous());
 }
 
 void
@@ -206,6 +237,12 @@ SwaroopControls::stop_clicked ()
 {
        _viewer->stop ();
        _viewer->seek (DCPTime(), true);
+       if (_selected_playlist) {
+               _selected_playlist_position = 0;
+               update_current_content ();
+       }
+       _viewer->set_background_image (true);
+       decrement_allowed_shows ();
 }
 
 bool
@@ -253,6 +290,15 @@ SwaroopControls::log (wxString s)
        strftime (buffer, 64, "%c", t);
        wxString ts = std_to_wx(string(buffer)) + N_(": ");
        _log->SetValue(_log->GetValue() + ts + s + "\n");
+
+       optional<boost::filesystem::path> log = Config::instance()->player_activity_log_file();
+       if (!log) {
+               return;
+       }
+
+       FILE* f = fopen_boost (*log, "a");
+       fprintf (f, "%s%s\n", wx_to_std(ts).c_str(), wx_to_std(s).c_str());
+       fclose (f);
 }
 
 void
@@ -271,6 +317,13 @@ SwaroopControls::add_playlist_to_list (SPL spl)
        _spl_view->InsertItem (it);
 }
 
+struct SPLComparator
+{
+       bool operator() (SPL const & a, SPL const & b) {
+               return a.name() < b.name();
+       }
+};
+
 void
 SwaroopControls::update_playlist_directory ()
 {
@@ -290,14 +343,85 @@ SwaroopControls::update_playlist_directory ()
                                SPL spl;
                                spl.read (i->path(), _content_view);
                                _playlists.push_back (spl);
-                               add_playlist_to_list (spl);
                        }
                } catch (exception& e) {
                        /* Never mind */
                }
        }
+
+       sort (_playlists.begin(), _playlists.end(), SPLComparator());
+       BOOST_FOREACH (SPL i, _playlists) {
+               add_playlist_to_list (i);
+       }
+
+       _selected_playlist = boost::none;
+}
+
+optional<dcp::EncryptedKDM>
+SwaroopControls::get_kdm_from_url (shared_ptr<DCPContent> dcp)
+{
+       ScopedTemporary temp;
+       string url = Config::instance()->kdm_server_url();
+       boost::algorithm::replace_all (url, "{CPL}", *dcp->cpl());
+       optional<dcp::EncryptedKDM> kdm;
+       if (dcp->cpl() && !get_from_url(url, false, false, temp)) {
+               try {
+                       kdm = dcp::EncryptedKDM (dcp::file_to_string(temp.file()));
+                       if (kdm->cpl_id() != dcp->cpl()) {
+                               kdm = boost::none;
+                       }
+               } catch (std::exception& e) {
+                       /* Hey well */
+               }
+       }
+       return kdm;
 }
 
+optional<dcp::EncryptedKDM>
+SwaroopControls::get_kdm_from_directory (shared_ptr<DCPContent> dcp)
+{
+       using namespace boost::filesystem;
+       optional<path> kdm_dir = Config::instance()->player_kdm_directory();
+       if (!kdm_dir) {
+               return optional<dcp::EncryptedKDM>();
+       }
+       for (directory_iterator i = directory_iterator(*kdm_dir); i != directory_iterator(); ++i) {
+               try {
+                       if (file_size(i->path()) < MAX_KDM_SIZE) {
+                               dcp::EncryptedKDM kdm (dcp::file_to_string(i->path()));
+                               if (kdm.cpl_id() == dcp->cpl()) {
+                                       return kdm;
+                               }
+                       }
+               } catch (std::exception& e) {
+                       /* Hey well */
+               }
+       }
+       return optional<dcp::EncryptedKDM>();
+}
+
+optional<EncryptedECinemaKDM>
+SwaroopControls::get_kdm_from_directory (shared_ptr<FFmpegContent> ffmpeg)
+{
+       using namespace boost::filesystem;
+       optional<path> kdm_dir = Config::instance()->player_kdm_directory();
+       if (!kdm_dir) {
+               return optional<EncryptedECinemaKDM>();
+       }
+       for (directory_iterator i = directory_iterator(*kdm_dir); i != directory_iterator(); ++i) {
+               try {
+                       if (file_size(i->path()) < MAX_KDM_SIZE) {
+                               EncryptedECinemaKDM kdm (dcp::file_to_string(i->path()));
+                               if (kdm.id() == ffmpeg->id().get_value_or("")) {
+                                       return kdm;
+                               }
+                       }
+               } catch (std::exception& e) {
+                       /* Hey well */
+               }
+       }
+       return optional<EncryptedECinemaKDM>();
+}
 void
 SwaroopControls::spl_selection_changed ()
 {
@@ -320,6 +444,65 @@ SwaroopControls::spl_selection_changed ()
                return;
        }
 
+       if (!_playlists[selected].have_allowed_shows()) {
+               error_dialog (this, "There are no more allowed shows of this playlist.");
+               return;
+       }
+
+       select_playlist (selected, 0);
+}
+
+void
+SwaroopControls::select_playlist (int selected, int position)
+{
+       log (wxString::Format("load-playlist %s", std_to_wx(_playlists[selected].name()).data()));
+
+       wxProgressDialog dialog (_("DCP-o-matic"), "Loading playlist and KDMs");
+
+       BOOST_FOREACH (SPLEntry const & i, _playlists[selected].get()) {
+               dialog.Pulse ();
+               shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent> (i.content);
+               if (dcp && dcp->needs_kdm()) {
+                       optional<dcp::EncryptedKDM> kdm;
+                       kdm = get_kdm_from_url (dcp);
+                       if (!kdm) {
+                               kdm = get_kdm_from_directory (dcp);
+                       }
+                       if (kdm) {
+                               try {
+                                       dcp->add_kdm (*kdm);
+                                       dcp->examine (_film, shared_ptr<Job>());
+                               } catch (KDMError& e) {
+                                       error_dialog (this, "Could not load KDM.");
+                               }
+                       }
+                       if (dcp->needs_kdm()) {
+                               /* We didn't get a KDM for this */
+                               error_dialog (this, "This playlist cannot be loaded as a KDM is missing.");
+                               _selected_playlist = boost::none;
+                               _spl_view->SetItemState (selected, 0, wxLIST_STATE_SELECTED);
+                               return;
+                       }
+               }
+               shared_ptr<FFmpegContent> ffmpeg = dynamic_pointer_cast<FFmpegContent> (i.content);
+               if (ffmpeg && ffmpeg->encrypted()) {
+                       optional<EncryptedECinemaKDM> kdm = get_kdm_from_directory (ffmpeg);
+                       if (kdm) {
+                               try {
+                                       ffmpeg->add_kdm (*kdm);
+                                       ffmpeg->examine (_film, shared_ptr<Job>());
+                               } catch (KDMError& e) {
+                                       error_dialog (this, "Could not load KDM.");
+                               }
+                       } else {
+                               error_dialog (this, "This playlist cannot be loaded as a KDM is missing.");
+                               _selected_playlist = boost::none;
+                               _spl_view->SetItemState (selected, 0, wxLIST_STATE_SELECTED);
+                               return;
+                       }
+               }
+       }
+
        _current_spl_view->DeleteAllItems ();
 
        int N = 0;
@@ -333,8 +516,10 @@ SwaroopControls::spl_selection_changed ()
        }
 
        _selected_playlist = selected;
-       _selected_playlist_position = 0;
+       _selected_playlist_position = position;
+       dialog.Pulse ();
        reset_film ();
+       dialog.Pulse ();
        update_current_content ();
 }
 
@@ -371,17 +556,15 @@ SwaroopControls::update_current_content ()
 {
        DCPOMATIC_ASSERT (_selected_playlist);
 
-       bool const was_playing = _viewer->stop ();
+       wxProgressDialog dialog (_("DCP-o-matic"), "Loading content");
 
        SPLEntry const & e = _playlists[*_selected_playlist].get()[_selected_playlist_position];
        _current_disable_timeline = e.disable_timeline;
-       _current_disable_next_previous = !e.skippable;
+       _current_disable_next = !e.skippable;
 
        setup_sensitivity ();
+       dialog.Pulse ();
        reset_film ();
-       if (was_playing) {
-               _viewer->start ();
-       }
 }
 
 void
@@ -391,5 +574,20 @@ SwaroopControls::viewer_finished ()
                return;
        }
 
-       next_clicked ();
+       bool const stop = _playlists[*_selected_playlist].get()[_selected_playlist_position].stop_after_play;
+
+       _selected_playlist_position++;
+       if (_selected_playlist_position < int(_playlists[*_selected_playlist].get().size())) {
+               update_current_content ();
+               if (!stop) {
+                       _viewer->start ();
+               }
+       } else {
+               _selected_playlist_position = 0;
+               _viewer->set_background_image (true);
+               ResetFilm (shared_ptr<Film>(new Film(optional<boost::filesystem::path>())));
+               stopped ();
+       }
+
+       decrement_allowed_shows ();
 }