src/lib/cinema_kdms.cc

   1 /*
   2     Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "exceptions.h"
  22 #include "cinema_kdms.h"
  23 #include "cinema.h"
  24 #include "screen.h"
  25 #include "config.h"
  26 #include "util.h"
  27 #include "emailer.h"
  28 #include "compose.hpp"
  29 #include "log.h"
  30 #include <zip.h>
  31 #include <boost/foreach.hpp>
  32
  33 #include "i18n.h"
  34
  35 using std::list;
  36 using std::cout;
  37 using std::string;
  38 using std::runtime_error;
  39 using boost::shared_ptr;
  40
  41 void
  42 CinemaKDMs::make_zip_file (string film_name, boost::filesystem::path zip_file) const
  43 {
  44         int error;
  45         struct zip* zip = zip_open (zip_file.string().c_str(), ZIP_CREATE | ZIP_EXCL, &error);
  46         if (!zip) {
  47                 if (error == ZIP_ER_EXISTS) {
  48                         throw FileError ("ZIP file already exists", zip_file);
  49                 }
  50                 throw FileError ("could not create ZIP file", zip_file);
  51         }
  52
  53         list<shared_ptr<string> > kdm_strings;
  54
  55         BOOST_FOREACH (ScreenKDM const & i, screen_kdms) {
  56                 shared_ptr<string> kdm (new string (i.kdm.as_xml ()));
  57                 kdm_strings.push_back (kdm);
  58
  59                 struct zip_source* source = zip_source_buffer (zip, kdm->c_str(), kdm->length(), 0);
  60                 if (!source) {
  61                         throw runtime_error ("could not create ZIP source");
  62                 }
  63
  64                 if (zip_add (zip, i.filename(film_name).c_str(), source) == -1) {
  65                         throw runtime_error ("failed to add KDM to ZIP archive");
  66                 }
  67         }
  68
  69         if (zip_close (zip) == -1) {
  70                 throw runtime_error ("failed to close ZIP archive");
  71         }
  72 }
  73
  74 list<CinemaKDMs>
  75 CinemaKDMs::collect (list<ScreenKDM> screen_kdms)
  76 {
  77         list<CinemaKDMs> cinema_kdms;
  78
  79         while (!screen_kdms.empty ()) {
  80
  81                 /* Get all the screens from a single cinema */
  82
  83                 CinemaKDMs ck;
  84
  85                 list<ScreenKDM>::iterator i = screen_kdms.begin ();
  86                 ck.cinema = i->screen->cinema;
  87                 ck.screen_kdms.push_back (*i);
  88                 list<ScreenKDM>::iterator j = i;
  89                 ++i;
  90                 screen_kdms.remove (*j);
  91
  92                 while (i != screen_kdms.end ()) {
  93                         if (i->screen->cinema == ck.cinema) {
  94                                 ck.screen_kdms.push_back (*i);
  95                                 list<ScreenKDM>::iterator j = i;
  96                                 ++i;
  97                                 screen_kdms.remove (*j);
  98                         } else {
  99                                 ++i;
 100                         }
 101                 }
 102
 103                 cinema_kdms.push_back (ck);
 104         }
 105
 106         return cinema_kdms;
 107 }
 108
 109 void
 110 CinemaKDMs::write_zip_files (string film_name, list<CinemaKDMs> cinema_kdms, boost::filesystem::path directory)
 111 {
 112         BOOST_FOREACH (CinemaKDMs const & i, cinema_kdms) {
 113                 boost::filesystem::path path = directory;
 114                 path /= tidy_for_filename (i.cinema->name) + ".zip";
 115                 i.make_zip_file (film_name, path);
 116         }
 117 }
 118
 119 /** @param log Log to write email session transcript to, or 0 */
 120 /* XXX: should probably get from/to from the KDMs themselves */
 121 void
 122 CinemaKDMs::email (
 123         string film_name, string cpl_name, list<CinemaKDMs> cinema_kdms, dcp::LocalTime from, dcp::LocalTime to, shared_ptr<Log> log
 124         )
 125 {
 126         Config* config = Config::instance ();
 127
 128         if (config->mail_server().empty()) {
 129                 throw NetworkError (_("No mail server configured in preferences"));
 130         }
 131
 132         BOOST_FOREACH (CinemaKDMs const & i, cinema_kdms) {
 133
 134                 boost::filesystem::path zip_file = boost::filesystem::temp_directory_path ();
 135                 zip_file /= boost::filesystem::unique_path().string() + ".zip";
 136                 i.make_zip_file (film_name, zip_file);
 137
 138                 string subject = config->kdm_subject();
 139                 SafeStringStream start;
 140                 start << from.date() << " " << from.time_of_day();
 141                 SafeStringStream end;
 142                 end << to.date() << " " << to.time_of_day();
 143                 boost::algorithm::replace_all (subject, "$CPL_NAME", cpl_name);
 144                 boost::algorithm::replace_all (subject, "$START_TIME", start.str ());
 145                 boost::algorithm::replace_all (subject, "$END_TIME", end.str ());
 146                 boost::algorithm::replace_all (subject, "$CINEMA_NAME", i.cinema->name);
 147
 148                 string body = config->kdm_email().c_str();
 149                 boost::algorithm::replace_all (body, "$CPL_NAME", cpl_name);
 150                 boost::algorithm::replace_all (body, "$START_TIME", start.str ());
 151                 boost::algorithm::replace_all (body, "$END_TIME", end.str ());
 152                 boost::algorithm::replace_all (body, "$CINEMA_NAME", i.cinema->name);
 153
 154                 SafeStringStream screens;
 155                 BOOST_FOREACH (ScreenKDM const & j, i.screen_kdms) {
 156                         screens << j.screen->name << ", ";
 157                 }
 158                 boost::algorithm::replace_all (body, "$SCREENS", screens.str().substr (0, screens.str().length() - 2));
 159
 160                 Emailer email (config->kdm_from(), i.cinema->emails, subject, body);
 161
 162                 BOOST_FOREACH (string i, config->kdm_cc()) {
 163                         email.add_cc (i);
 164                 }
 165                 if (!config->kdm_bcc().empty ()) {
 166                         email.add_bcc (config->kdm_bcc ());
 167                 }
 168
 169                 string const name = tidy_for_filename(i.cinema->name) + "_" + tidy_for_filename(film_name) + ".zip";
 170                 email.add_attachment (zip_file, name, "application/zip");
 171
 172                 Config* c = Config::instance ();
 173
 174                 try {
 175                         email.send (c->mail_server(), c->mail_port(), c->mail_user(), c->mail_password());
 176                 } catch (...) {
 177                         if (log) {
 178                                 log->log ("Email content follows", LogEntry::TYPE_DEBUG_EMAIL);
 179                                 log->log (email.email(), LogEntry::TYPE_DEBUG_EMAIL);
 180                                 log->log ("Email session follows", LogEntry::TYPE_DEBUG_EMAIL);
 181                                 log->log (email.notes(), LogEntry::TYPE_DEBUG_EMAIL);
 182                         }
 183                         throw;
 184                 }
 185
 186                 if (log) {
 187                         log->log ("Email content follows", LogEntry::TYPE_DEBUG_EMAIL);
 188                         log->log (email.email(), LogEntry::TYPE_DEBUG_EMAIL);
 189                         log->log ("Email session follows", LogEntry::TYPE_DEBUG_EMAIL);
 190                         log->log (email.notes(), LogEntry::TYPE_DEBUG_EMAIL);
 191                 }
 192         }
 193 }