src/lib/cinema_kdms.cc

   1 /*
   2     Copyright (C) 2013-2015 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 "exceptions.h"
  21 #include "cinema_kdms.h"
  22 #include "cinema.h"
  23 #include "screen.h"
  24 #include "config.h"
  25 #include "util.h"
  26 #include "emailer.h"
  27 #include "compose.hpp"
  28 #include "log.h"
  29 #include <zip.h>
  30 #include <boost/foreach.hpp>
  31
  32 #include "i18n.h"
  33
  34 using std::list;
  35 using std::cout;
  36 using std::string;
  37 using boost::shared_ptr;
  38
  39 void
  40 CinemaKDMs::make_zip_file (string film_name, boost::filesystem::path zip_file) const
  41 {
  42         int error;
  43         struct zip* zip = zip_open (zip_file.string().c_str(), ZIP_CREATE | ZIP_EXCL, &error);
  44         if (!zip) {
  45                 if (error == ZIP_ER_EXISTS) {
  46                         throw FileError ("ZIP file already exists", zip_file);
  47                 }
  48                 throw FileError ("could not create ZIP file", zip_file);
  49         }
  50
  51         list<shared_ptr<string> > kdm_strings;
  52
  53         BOOST_FOREACH (ScreenKDM const & i, screen_kdms) {
  54                 shared_ptr<string> kdm (new string (i.kdm.as_xml ()));
  55                 kdm_strings.push_back (kdm);
  56
  57                 struct zip_source* source = zip_source_buffer (zip, kdm->c_str(), kdm->length(), 0);
  58                 if (!source) {
  59                         throw StringError ("could not create ZIP source");
  60                 }
  61
  62                 if (zip_add (zip, i.filename(film_name).c_str(), source) == -1) {
  63                         throw StringError ("failed to add KDM to ZIP archive");
  64                 }
  65         }
  66
  67         if (zip_close (zip) == -1) {
  68                 throw StringError ("failed to close ZIP archive");
  69         }
  70 }
  71
  72 list<CinemaKDMs>
  73 CinemaKDMs::collect (list<ScreenKDM> screen_kdms)
  74 {
  75         list<CinemaKDMs> cinema_kdms;
  76
  77         while (!screen_kdms.empty ()) {
  78
  79                 /* Get all the screens from a single cinema */
  80
  81                 CinemaKDMs ck;
  82
  83                 list<ScreenKDM>::iterator i = screen_kdms.begin ();
  84                 ck.cinema = i->screen->cinema;
  85                 ck.screen_kdms.push_back (*i);
  86                 list<ScreenKDM>::iterator j = i;
  87                 ++i;
  88                 screen_kdms.remove (*j);
  89
  90                 while (i != screen_kdms.end ()) {
  91                         if (i->screen->cinema == ck.cinema) {
  92                                 ck.screen_kdms.push_back (*i);
  93                                 list<ScreenKDM>::iterator j = i;
  94                                 ++i;
  95                                 screen_kdms.remove (*j);
  96                         } else {
  97                                 ++i;
  98                         }
  99                 }
 100
 101                 cinema_kdms.push_back (ck);
 102         }
 103
 104         return cinema_kdms;
 105 }
 106
 107 void
 108 CinemaKDMs::write_zip_files (string film_name, list<CinemaKDMs> cinema_kdms, boost::filesystem::path directory)
 109 {
 110         BOOST_FOREACH (CinemaKDMs const & i, cinema_kdms) {
 111                 boost::filesystem::path path = directory;
 112                 path /= tidy_for_filename (i.cinema->name) + ".zip";
 113                 i.make_zip_file (film_name, path);
 114         }
 115 }
 116
 117 /** @param log Log to write email session transcript to, or 0 */
 118 /* XXX: should probably get from/to from the KDMs themselves */
 119 void
 120 CinemaKDMs::email (
 121         string film_name, string cpl_name, list<CinemaKDMs> cinema_kdms, dcp::LocalTime from, dcp::LocalTime to, shared_ptr<Job> job, shared_ptr<Log> log
 122         )
 123 {
 124         Config* config = Config::instance ();
 125
 126         BOOST_FOREACH (CinemaKDMs const & i, cinema_kdms) {
 127
 128                 boost::filesystem::path zip_file = boost::filesystem::temp_directory_path ();
 129                 zip_file /= boost::filesystem::unique_path().string() + ".zip";
 130                 i.make_zip_file (film_name, zip_file);
 131
 132                 string subject = config->kdm_subject();
 133                 SafeStringStream start;
 134                 start << from.date() << " " << from.time_of_day();
 135                 SafeStringStream end;
 136                 end << to.date() << " " << to.time_of_day();
 137                 boost::algorithm::replace_all (subject, "$CPL_NAME", cpl_name);
 138                 boost::algorithm::replace_all (subject, "$START_TIME", start.str ());
 139                 boost::algorithm::replace_all (subject, "$END_TIME", end.str ());
 140                 boost::algorithm::replace_all (subject, "$CINEMA_NAME", i.cinema->name);
 141
 142                 string body = config->kdm_email().c_str();
 143                 boost::algorithm::replace_all (body, "$CPL_NAME", cpl_name);
 144                 boost::algorithm::replace_all (body, "$START_TIME", start.str ());
 145                 boost::algorithm::replace_all (body, "$END_TIME", end.str ());
 146                 boost::algorithm::replace_all (body, "$CINEMA_NAME", i.cinema->name);
 147
 148                 SafeStringStream screens;
 149                 BOOST_FOREACH (ScreenKDM const & j, i.screen_kdms) {
 150                         screens << j.screen->name << ", ";
 151                 }
 152                 boost::algorithm::replace_all (body, "$SCREENS", screens.str().substr (0, screens.str().length() - 2));
 153
 154                 Emailer email (config->kdm_from(), i.cinema->email, subject, body);
 155
 156                 if (!config->kdm_cc().empty ()) {
 157                         email.add_cc (config->kdm_cc ());
 158                 }
 159                 if (!config->kdm_bcc().empty ()) {
 160                         email.add_bcc (config->kdm_bcc ());
 161                 }
 162
 163                 string const name = tidy_for_filename(i.cinema->name) + "_" + tidy_for_filename(film_name) + ".zip";
 164                 email.add_attachment (zip_file, name, "application/zip");
 165                 email.send (job);
 166
 167                 if (log) {
 168                         log->log (email.notes(), LogEntry::TYPE_DEBUG_EMAIL);
 169                 }
 170         }
 171 }