Split the lib in smaller libs to ease unit tests
This commit is contained in:
emeric
@@ -0,0 +1,493 @@
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/*
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* Copyright (C) 2015 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* LMS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "database/Release.hpp"
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#include "utils/Logger.hpp"
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#include "database/Artist.hpp"
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#include "database/Cluster.hpp"
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#include "database/Session.hpp"
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#include "database/Track.hpp"
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#include "database/User.hpp"
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#include "SqlQuery.hpp"
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namespace Database
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{
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Release::Release(const std::string& name, const std::optional<UUID>& MBID)
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: _name {std::string(name, 0 , _maxNameLength)},
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_MBID {MBID ? MBID->getAsString() : ""}
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{
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}
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std::vector<Release::pointer>
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Release::getByName(Session& session, const std::string& name)
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{
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session.checkUniqueLocked();
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Wt::Dbo::collection<Release::pointer> res = session.getDboSession().find<Release>().where("name = ?").bind( std::string(name, 0, _maxNameLength) );
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return std::vector<Release::pointer>(res.begin(), res.end());
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}
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Release::pointer
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Release::getByMBID(Session& session, const UUID& mbid)
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{
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session.checkSharedLocked();
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return session.getDboSession().find<Release>().where("mbid = ?").bind(std::string {mbid.getAsString()});
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}
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Release::pointer
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Release::getById(Session& session, IdType id)
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{
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session.checkSharedLocked();
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return session.getDboSession().find<Release>().where("id = ?").bind(id);
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}
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Release::pointer
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Release::create(Session& session, const std::string& name, const std::optional<UUID>& MBID)
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{
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session.checkSharedLocked();
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Release::pointer res {session.getDboSession().add(std::make_unique<Release>(name, MBID))};
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session.getDboSession().flush();
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return res;
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}
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std::size_t
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Release::getCount(Session& session)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<pointer> releases {session.getDboSession().find<Release>()};
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return releases.size();
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}
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std::vector<Release::pointer>
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Release::getAll(Session& session, std::optional<std::size_t> offset, std::optional<std::size_t> size)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<pointer> res = session.getDboSession().find<Release>()
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.offset(offset ? static_cast<int>(*offset) : -1)
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.limit(size ? static_cast<int>(*size) : -1)
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.orderBy("name COLLATE NOCASE");
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return std::vector<pointer>(res.begin(), res.end());
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}
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std::vector<IdType>
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Release::getAllIds(Session& session)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<IdType> res = session.getDboSession().query<IdType>("SELECT id FROM release");
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return std::vector<IdType>(res.begin(), res.end());
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}
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std::vector<Release::pointer>
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Release::getAllOrderedByArtist(Session& session, std::optional<std::size_t> offset, std::optional<std::size_t> size)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<pointer> res = session.getDboSession().query<Wt::Dbo::ptr<Release>>(
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"SELECT DISTINCT r FROM release r"
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" INNER JOIN track t ON r.id = t.release_id"
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" INNER JOIN track_artist_link t_a_l ON t_a_l.track_id = t.id"
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" INNER JOIN artist a ON t_a_l.artist_id = a.id")
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.offset(offset ? static_cast<int>(*offset) : -1)
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.limit(size ? static_cast<int>(*size) : -1)
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.orderBy("a.name COLLATE NOCASE, r.name COLLATE NOCASE");
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return std::vector<pointer>(res.begin(), res.end());
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}
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std::vector<Release::pointer>
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Release::getAllRandom(Session& session, std::optional<std::size_t> size)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<pointer> res = session.getDboSession().find<Release>()
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.limit(size ? static_cast<int>(*size) : -1)
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.orderBy("RANDOM()");
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return std::vector<pointer>(res.begin(), res.end());
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}
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std::vector<Release::pointer>
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Release::getAllOrphans(Session& session)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<Release::pointer> res = session.getDboSession().query<Wt::Dbo::ptr<Release>>("select r from release r LEFT OUTER JOIN Track t ON r.id = t.release_id WHERE t.id IS NULL");
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return std::vector<pointer>(res.begin(), res.end());
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}
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std::vector<Release::pointer>
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Release::getLastAdded(Session& session, const Wt::WDateTime& after, std::optional<std::size_t> offset, std::optional<std::size_t> limit)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<Release::pointer> res = session.getDboSession().query<Release::pointer>("SELECT r from release r INNER JOIN track t ON r.id = t.release_id")
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.where("t.file_added > ?").bind(after)
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.groupBy("r.id")
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.orderBy("t.file_added DESC")
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.offset(offset ? static_cast<int>(*offset) : -1)
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.limit(limit ? static_cast<int>(*limit) : -1);
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return std::vector<pointer>(res.begin(), res.end());
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}
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std::vector<Release::pointer>
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Release::getByYear(Session& session, int yearFrom, int yearTo, std::optional<std::size_t> offset, std::optional<std::size_t> limit)
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{
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Wt::Dbo::collection<Release::pointer> res = session.getDboSession().query<Release::pointer>
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("SELECT DISTINCT r from release r INNER JOIN track t ON r.id = t.release_id")
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.where("t.year >= ?").bind(yearFrom)
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.where("t.year <= ?").bind(yearTo)
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.orderBy("t.year, r.name COLLATE NOCASE")
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.offset(offset ? static_cast<int>(*offset) : -1)
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.limit(limit ? static_cast<int>(*limit) : -1);
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return std::vector<pointer>(res.begin(), res.end());
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}
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static
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Wt::Dbo::Query<Release::pointer>
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getQuery(Session& session,
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const std::set<IdType>& clusterIds,
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const std::vector<std::string>& keywords)
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{
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WhereClause where;
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std::ostringstream oss;
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oss << "SELECT DISTINCT r FROM release r";
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for (auto keyword : keywords)
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where.And(WhereClause("r.name LIKE ?")).bind("%%" + keyword + "%%");
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if (!clusterIds.empty())
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{
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oss << " INNER JOIN track t ON t.release_id = r.id INNER JOIN cluster c ON c.id = t_c.cluster_id INNER JOIN track_cluster t_c ON t_c.track_id = t.id";
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WhereClause clusterClause;
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for (auto id : clusterIds)
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clusterClause.Or(WhereClause("c.id = ?")).bind(std::to_string(id));
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where.And(clusterClause);
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}
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oss << " " << where.get();
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if (!clusterIds.empty())
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oss << " GROUP BY t.id HAVING COUNT(*) = " << clusterIds.size();
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oss << " ORDER BY r.name COLLATE NOCASE";
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Wt::Dbo::Query<Release::pointer> query = session.getDboSession().query<Release::pointer>( oss.str() );
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for (const std::string& bindArg : where.getBindArgs())
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query.bind(bindArg);
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return query;
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}
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std::vector<Release::pointer>
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Release::getByClusters(Session& session, const std::set<IdType>& clusters)
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{
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assert(!clusters.empty());
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session.checkSharedLocked();
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bool moreResults;
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return getByFilter(session, clusters, {}, {}, {}, moreResults);
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}
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std::vector<Release::pointer>
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Release::getByFilter(Session& session,
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const std::set<IdType>& clusterIds,
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const std::vector<std::string>& keywords,
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std::optional<std::size_t> offset,
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std::optional<std::size_t> size,
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bool& moreResults)
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{
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session.checkSharedLocked();
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Wt::Dbo::collection<pointer> collection = getQuery(session, clusterIds, keywords)
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.limit(size ? static_cast<int>(*size) + 1 : -1)
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.offset(offset ? static_cast<int>(*offset) : -1);
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auto res {std::vector<pointer>(collection.begin(), collection.end())};
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if (size && res.size() == static_cast<std::size_t>(*size) + 1)
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{
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moreResults = true;
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res.pop_back();
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}
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else
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moreResults = false;
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return res;
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}
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std::optional<std::size_t>
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Release::getTotalTrackNumber(void) const
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{
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return (_totalTrackNumber > 0) ? std::make_optional<std::size_t>(_totalTrackNumber) : std::nullopt;
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}
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std::optional<std::size_t>
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Release::getTotalDiscNumber(void) const
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{
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return (_totalDiscNumber > 0) ? std::make_optional<std::size_t>(_totalDiscNumber) : std::nullopt;
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}
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std::optional<int>
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Release::getReleaseYear(bool original) const
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{
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assert(session());
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const std::string field {original ? "original_year" : "year"};
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Wt::Dbo::collection<int> dates = session()->query<int>(
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std::string{"SELECT "} + "t." + field + " FROM track t INNER JOIN release r ON r.id = t.release_id")
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.where("r.id = ?")
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.groupBy(field)
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.bind(this->id());
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// various dates => no date
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if (dates.empty() || dates.size() > 1)
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return std::nullopt;
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auto date {dates.front()};
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if (date > 0)
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return date;
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else
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return std::nullopt;
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}
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std::optional<std::string>
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Release::getCopyright() const
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{
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assert(session());
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Wt::Dbo::collection<std::string> copyrights = session()->query<std::string>
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("SELECT copyright FROM track t INNER JOIN release r ON r.id = t.release_id")
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.where("r.id = ?")
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.groupBy("copyright")
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.bind(this->id());
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std::vector<std::string> values(copyrights.begin(), copyrights.end());
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// various copyrights => no copyright
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if (values.empty() || values.size() > 1 || values.front().empty())
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return std::nullopt;
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return values.front();
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}
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std::optional<std::string>
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Release::getCopyrightURL() const
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{
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assert(session());
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Wt::Dbo::collection<std::string> copyrights = session()->query<std::string>
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("SELECT copyright_url FROM track t INNER JOIN release r ON r.id = t.release_id")
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.where("r.id = ?")
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.groupBy("copyright_url")
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.bind(this->id());
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std::vector<std::string> values(copyrights.begin(), copyrights.end());
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// various copyright URLs => no copyright URL
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if (values.empty() || values.size() > 1 || values.front().empty())
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return std::nullopt;
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return values.front();
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}
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std::vector<Wt::Dbo::ptr<Artist>>
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Release::getArtists(TrackArtistLink::Type linkType) const
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{
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assert(self());
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assert(IdIsValid(self()->id()));
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assert(session());
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Wt::Dbo::collection<Wt::Dbo::ptr<Artist>> res = session()->query<Wt::Dbo::ptr<Artist>>(
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"SELECT DISTINCT a FROM artist a"
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" INNER JOIN track_artist_link t_a_l ON t_a_l.artist_id = a.id"
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" INNER JOIN track t ON t.id = t_a_l.track_id"
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" INNER JOIN release r ON r.id = t.release_id")
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.where("r.id = ?").bind(self()->id())
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.where("t_a_l.type = ?").bind(linkType);
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return std::vector<Wt::Dbo::ptr<Artist>>(res.begin(), res.end());
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}
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std::vector<Release::pointer>
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Release::getSimilarReleases(std::optional<std::size_t> offset, std::optional<std::size_t> count) const
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{
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assert(self());
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assert(IdIsValid(self()->id()));
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assert(session());
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Wt::Dbo::Query<pointer> query {session()->query<pointer>(
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"SELECT r FROM release r"
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" INNER JOIN track t ON t.release_id = r.id"
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" INNER JOIN track_cluster t_c ON t_c.track_id = t.id"
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" WHERE "
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" t_c.cluster_id IN (SELECT c.id from cluster c INNER JOIN track t ON c.id = t_c.cluster_id INNER JOIN track_cluster t_c ON t_c.track_id = t.id INNER JOIN release r ON r.id = t.release_id WHERE r.id = ?)"
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" AND r.id <> ?"
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)
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.bind(self()->id())
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.bind(self()->id())
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.groupBy("r.id")
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.orderBy("COUNT(*) DESC")
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.limit(count ? static_cast<int>(*count) : -1)
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.offset(offset ? static_cast<int>(*offset) : -1)};
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Wt::Dbo::collection<pointer> res = query;
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return std::vector<pointer>(res.begin(), res.end());
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}
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bool
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Release::hasVariousArtists() const
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{
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// TODO optimize
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return getArtists().size() > 1;
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}
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std::vector<Wt::Dbo::ptr<Track>>
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Release::getTracks(const std::set<IdType>& clusterIds) const
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{
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assert(self());
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assert(self()->id() != Wt::Dbo::dbo_traits<Release>::invalidId() );
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assert(session());
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WhereClause where;
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std::ostringstream oss;
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oss << "SELECT t FROM track t INNER JOIN release r ON t.release_id = r.id";
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if (!clusterIds.empty())
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{
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oss << " INNER JOIN cluster c ON c.id = t_c.cluster_id INNER JOIN track_cluster t_c ON t_c.track_id = t.id";
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WhereClause clusterClause;
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for (auto id : clusterIds)
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clusterClause.Or(WhereClause("c.id = ?")).bind(std::to_string(id));
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where.And(clusterClause);
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}
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where.And(WhereClause("r.id = ?")).bind(std::to_string(id()));
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oss << " " << where.get();
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if (!clusterIds.empty())
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oss << " GROUP BY t.id HAVING COUNT(*) = " << clusterIds.size();
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oss << " ORDER BY t.disc_number,t.track_number";
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Wt::Dbo::Query<Track::pointer> query = session()->query<Track::pointer>( oss.str() );
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for (const std::string& bindArg : where.getBindArgs())
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{
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query.bind(bindArg);
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}
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Wt::Dbo::collection< Wt::Dbo::ptr<Track> > res = query;
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return std::vector< Wt::Dbo::ptr<Track> > (res.begin(), res.end());
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}
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std::size_t
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Release::getTracksCount() const
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{
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return _tracks.size();
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}
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std::chrono::milliseconds
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Release::getDuration() const
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{
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assert(self());
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assert(self()->id() != Wt::Dbo::dbo_traits<Artist>::invalidId() );
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assert(session());
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using milli = std::chrono::duration<int, std::milli>;
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Wt::Dbo::Query<milli> query {session()->query<milli>("SELECT SUM(duration) FROM track t INNER JOIN release r ON t.release_id = r.id")
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.where("r.id = ?").bind(self()->id())};
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return query.resultValue();
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}
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std::vector<std::vector<Wt::Dbo::ptr<Cluster>>>
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Release::getClusterGroups(std::vector<ClusterType::pointer> clusterTypes, std::size_t size) const
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{
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assert(self());
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assert(self()->id() != Wt::Dbo::dbo_traits<Artist>::invalidId() );
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assert(session());
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||||
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WhereClause where;
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|
||||
std::ostringstream oss;
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||||
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oss << "SELECT c from cluster c INNER JOIN track t ON c.id = t_c.cluster_id INNER JOIN track_cluster t_c ON t_c.track_id = t.id INNER JOIN cluster_type c_type ON c.cluster_type_id = c_type.id INNER JOIN release r ON t.release_id = r.id ";
|
||||
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where.And(WhereClause("r.id = ?")).bind(std::to_string(self()->id()));
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||||
{
|
||||
WhereClause clusterClause;
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for (auto clusterType : clusterTypes)
|
||||
clusterClause.Or(WhereClause("c_type.id = ?")).bind(std::to_string(clusterType.id()));
|
||||
where.And(clusterClause);
|
||||
}
|
||||
oss << " " << where.get();
|
||||
oss << " GROUP BY c.id ORDER BY COUNT(c.id) DESC";
|
||||
|
||||
Wt::Dbo::Query<Cluster::pointer> query = session()->query<Cluster::pointer>( oss.str() );
|
||||
|
||||
for (const std::string& bindArg : where.getBindArgs())
|
||||
query.bind(bindArg);
|
||||
|
||||
Wt::Dbo::collection<Cluster::pointer> queryRes = query;
|
||||
|
||||
std::map<IdType, std::vector<Cluster::pointer>> clusters;
|
||||
for (auto cluster : queryRes)
|
||||
{
|
||||
if (clusters[cluster->getType().id()].size() < size)
|
||||
clusters[cluster->getType().id()].push_back(cluster);
|
||||
}
|
||||
|
||||
std::vector<std::vector<Cluster::pointer>> res;
|
||||
for (auto cluster_list : clusters)
|
||||
res.push_back(cluster_list.second);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
||||
} // namespace Database
|
||||
Reference in New Issue
Block a user