src/lib/dkdm_recipient.cc

   1 /*
   2     Copyright (C) 2020-2021 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
  22 #include "config.h"
  23 #include "dkdm_recipient.h"
  24 #include "film.h"
  25 #include "kdm_with_metadata.h"
  26 #include <dcp/raw_convert.h>
  27 #include <dcp/utc_offset.h>
  28
  29
  30 using std::make_shared;
  31 using std::shared_ptr;
  32 using std::string;
  33 using std::vector;
  34 using dcp::raw_convert;
  35
  36
  37 DKDMRecipient::DKDMRecipient (cxml::ConstNodePtr node)
  38         : KDMRecipient (node)
  39 {
  40         for (auto i: node->node_children("Email")) {
  41                 emails.push_back (i->content());
  42         }
  43
  44         utc_offset_hour = node->number_child<int>("UTCOffsetHour");
  45         utc_offset_minute = node->number_child<int>("UTCOffsetMinute");
  46 }
  47
  48
  49 void
  50 DKDMRecipient::as_xml (xmlpp::Element* node) const
  51 {
  52         KDMRecipient::as_xml (node);
  53
  54         for (auto i: emails) {
  55                 node->add_child("Email")->add_child_text(i);
  56         }
  57
  58         node->add_child("UTCOffsetHour")->add_child_text(raw_convert<string>(utc_offset_hour));
  59         node->add_child("UTCOffsetMinute")->add_child_text(raw_convert<string>(utc_offset_minute));
  60 }
  61
  62
  63 KDMWithMetadataPtr
  64 kdm_for_dkdm_recipient (
  65         shared_ptr<const Film> film,
  66         boost::filesystem::path cpl,
  67         shared_ptr<DKDMRecipient> recipient,
  68         boost::posix_time::ptime valid_from,
  69         boost::posix_time::ptime valid_to
  70         )
  71 {
  72         if (!recipient->recipient) {
  73                 return {};
  74         }
  75
  76         dcp::LocalTime const begin(valid_from, dcp::UTCOffset(recipient->utc_offset_hour, recipient->utc_offset_minute));
  77         dcp::LocalTime const end  (valid_to,   dcp::UTCOffset(recipient->utc_offset_hour, recipient->utc_offset_minute));
  78
  79         auto signer = Config::instance()->signer_chain();
  80         if (!signer->valid()) {
  81                 throw InvalidSignerError();
  82         }
  83
  84         auto const decrypted_kdm = film->make_kdm(cpl, begin, end);
  85         auto const kdm = decrypted_kdm.encrypt(signer, recipient->recipient.get(), {}, dcp::Formulation::MODIFIED_TRANSITIONAL_1, true, 0);
  86
  87         dcp::NameFormat::Map name_values;
  88         name_values['f'] = kdm.content_title_text();
  89         name_values['b'] = begin.date() + " " + begin.time_of_day(true, false);
  90         name_values['e'] = end.date() + " " + end.time_of_day(true, false);
  91         name_values['i'] = kdm.cpl_id();
  92
  93         return make_shared<KDMWithMetadata>(name_values, nullptr, recipient->emails, kdm);
  94 }
  95