+/*
+ Copyright (C) 2024 Carl Hetherington <cth@carlh.net>
+
+ 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.
+
+ 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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+#include "dcpomatic_assert.h"
+#include "remembered_asset.h"
+#include <dcp/filesystem.h>
+#include <dcp/raw_convert.h>
+#include <libcxml/cxml.h>
+LIBDCP_DISABLE_WARNINGS
+#include <libxml++/libxml++.h>
+LIBDCP_ENABLE_WARNINGS
+
+
+using std::string;
+using std::vector;
+
+
+RememberedAsset::RememberedAsset(cxml::ConstNodePtr node)
+{
+ _filename = node->string_child("Filename");
+ auto period_node = node->node_child("Period");
+ DCPOMATIC_ASSERT(period_node);
+
+ _period = {
+ dcpomatic::DCPTime(period_node->number_child<int64_t>("From")),
+ dcpomatic::DCPTime(period_node->number_child<int64_t>("To"))
+ };
+
+ _identifier = node->string_child("Identifier");
+}
+
+
+void
+RememberedAsset::as_xml(xmlpp::Element* parent) const
+{
+ cxml::add_text_child(parent, "Filename", _filename.string());
+ auto period_node = parent->add_child("Period");
+ cxml::add_text_child(period_node, "From", dcp::raw_convert<string>(_period.from.get()));
+ cxml::add_text_child(period_node, "To", dcp::raw_convert<string>(_period.to.get()));
+ cxml::add_text_child(parent, "Identifier", _identifier);
+}
+
+
+boost::optional<boost::filesystem::path>
+find_asset(vector<RememberedAsset> const& assets, boost::filesystem::path directory, dcpomatic::DCPTimePeriod period, string identifier)
+{
+ for (auto path: dcp::filesystem::recursive_directory_iterator(directory)) {
+ auto iter = std::find_if(assets.begin(), assets.end(), [period, identifier, path](RememberedAsset const& asset) {
+ return asset.filename() == path.path().filename() && asset.period() == period && asset.identifier() == identifier;
+ });
+ if (iter != assets.end()) {
+ return path.path();
+ }
+ }
+
+ return {};
+}
+
+
+void
+clean_up_asset_directory(boost::filesystem::path directory)
+{
+ /* We could do something more advanced here (e.g. keep the last N assets) but for now
+ * let's just clean the whole thing out.
+ */
+ boost::system::error_code ec;
+ dcp::filesystem::remove_all(directory, ec);
+}
+
+
+void
+preserve_assets(boost::filesystem::path search, boost::filesystem::path assets_path)
+{
+ for (auto const& path: boost::filesystem::directory_iterator(search)) {
+ if (path.path().extension() == ".mxf") {
+ dcp::filesystem::rename(path.path(), assets_path / path.path().filename());
+ }
+ }
+}