X-Git-Url: https://git.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Fscreen.cc;h=097ff80b8bfbc77cf6358ffdc081e66213b7332b;hp=0876e770b03b4cd43b86d8d4892f11f45ec4a718;hb=9f125fddff88bf62d36381f9d3f09e5240b033d5;hpb=ffa5a512112809e2256cae7a01afcd14c99c83a6

diff --git a/src/lib/screen.cc b/src/lib/screen.cc
index 0876e770b..097ff80b8 100644
--- a/src/lib/screen.cc
+++ b/src/lib/screen.cc
@@ -1,40 +1,121 @@
 /*
-    Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2013-2021 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
+
+#include "cinema.h"
+#include "config.h"
+#include "film.h"
+#include "kdm_util.h"
+#include "kdm_with_metadata.h"
 #include "screen.h"
 #include <libxml++/libxml++.h>
+#include <boost/algorithm/string.hpp>
+#include <boost/date_time/posix_time/posix_time.hpp>
+
+
+using std::list;
+using std::make_shared;
+using std::shared_ptr;
+using std::string;
+using std::vector;
+using boost::optional;
+using namespace dcpomatic;
+
 
 Screen::Screen (cxml::ConstNodePtr node)
-	: name (node->string_child ("Name"))
+	: KDMRecipient (node)
 {
-	if (node->optional_string_child ("Certificate")) {
-		recipient = dcp::Certificate (node->string_child ("Certificate"));
-	} else if (node->optional_string_child ("Recipient")) {
-		recipient = dcp::Certificate (node->string_child ("Recipient"));
+	for (auto i: node->node_children ("TrustedDevice")) {
+		if (boost::algorithm::starts_with(i->content(), "-----BEGIN CERTIFICATE-----")) {
+			trusted_devices.push_back (TrustedDevice(dcp::Certificate(i->content())));
+		} else {
+			trusted_devices.push_back (TrustedDevice(i->content()));
+		}
 	}
 }
 
+
 void
 Screen::as_xml (xmlpp::Element* parent) const
 {
-	parent->add_child("Name")->add_child_text (name);
-	if (recipient) {
-		parent->add_child("Recipient")->add_child_text (recipient->certificate (true));
+	KDMRecipient::as_xml (parent);
+	for (auto i: trusted_devices) {
+		parent->add_child("TrustedDevice")->add_child_text(i.as_string());
 	}
 }
+
+
+vector<string>
+Screen::trusted_device_thumbprints () const
+{
+	vector<string> t;
+	for (auto i: trusted_devices) {
+		t.push_back (i.thumbprint());
+	}
+	return t;
+}
+
+
+KDMWithMetadataPtr
+kdm_for_screen (
+	std::function<dcp::DecryptedKDM (dcp::LocalTime, dcp::LocalTime)> make_kdm,
+	shared_ptr<const dcpomatic::Screen> screen,
+	boost::posix_time::ptime valid_from,
+	boost::posix_time::ptime valid_to,
+	dcp::Formulation formulation,
+	bool disable_forensic_marking_picture,
+	optional<int> disable_forensic_marking_audio,
+	vector<KDMCertificatePeriod>& period_checks
+	)
+{
+	if (!screen->recipient) {
+		return {};
+	}
+
+	auto cinema = screen->cinema;
+	dcp::LocalTime const begin(valid_from, dcp::UTCOffset(cinema ? cinema->utc_offset_hour() : 0, cinema ? cinema->utc_offset_minute() : 0));
+	dcp::LocalTime const end  (valid_to,   dcp::UTCOffset(cinema ? cinema->utc_offset_hour() : 0, cinema ? cinema->utc_offset_minute() : 0));
+
+	period_checks.push_back(check_kdm_and_certificate_validity_periods(screen->recipient.get(), begin, end));
+
+	auto signer = Config::instance()->signer_chain();
+	if (!signer->valid()) {
+		throw InvalidSignerError();
+	}
+
+	auto kdm = make_kdm(begin, end).encrypt(
+		signer, screen->recipient.get(), screen->trusted_device_thumbprints(), formulation, disable_forensic_marking_picture, disable_forensic_marking_audio
+		);
+
+	dcp::NameFormat::Map name_values;
+	if (cinema) {
+		name_values['c'] = cinema->name;
+	} else {
+		name_values['c'] = "";
+	}
+	name_values['s'] = screen->name;
+	name_values['f'] = kdm.content_title_text();
+	name_values['b'] = begin.date() + " " + begin.time_of_day(true, false);
+	name_values['e'] = end.date() + " " + end.time_of_day(true, false);
+	name_values['i'] = kdm.cpl_id();
+
+	return make_shared<KDMWithMetadata>(name_values, cinema.get(), cinema ? cinema->emails : vector<string>(), kdm);
+}
+