Files
lms/src/libs/database/impl/Release.cpp
T
2025-06-12 22:52:44 +02:00

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33 KiB
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/*
* Copyright (C) 2015 Emeric Poupon
*
* This file is part of LMS.
*
* LMS 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 3 of the License, or
* (at your option) any later version.
*
* LMS 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 LMS. If not, see <http://www.gnu.org/licenses/>.
*/
#include "database/Release.hpp"
#include <Wt/Dbo/WtSqlTraits.h>
#include "core/PartialDateTime.hpp"
#include "database/Artist.hpp"
#include "database/Cluster.hpp"
#include "database/Directory.hpp"
#include "database/Image.hpp"
#include "database/Session.hpp"
#include "database/Track.hpp"
#include "database/Types.hpp"
#include "database/User.hpp"
#include "SqlQuery.hpp"
#include "Utils.hpp"
#include "traits/EnumSetTraits.hpp"
#include "traits/IdTypeTraits.hpp"
#include "traits/PartialDateTimeTraits.hpp"
#include "traits/StringViewTraits.hpp"
namespace lms::db
{
namespace
{
template<typename ResultType>
Wt::Dbo::Query<ResultType> createQuery(Session& session, std::string_view itemToSelect, const Release::FindParameters& params)
{
assert(params.keywords.empty() || params.name.empty());
assert(!params.directory.isValid() || !params.parentDirectory.isValid());
auto query{ session.getDboSession()->query<ResultType>("SELECT " + std::string{ itemToSelect } + " from release r") };
if (params.sortMethod == ReleaseSortMethod::ArtistNameThenName
|| params.sortMethod == ReleaseSortMethod::LastWrittenDesc
|| params.sortMethod == ReleaseSortMethod::AddedDesc
|| params.sortMethod == ReleaseSortMethod::DateAsc
|| params.sortMethod == ReleaseSortMethod::DateDesc
|| params.sortMethod == ReleaseSortMethod::OriginalDate
|| params.sortMethod == ReleaseSortMethod::OriginalDateDesc
|| params.writtenAfter.isValid()
|| params.dateRange
|| params.artist.isValid()
|| params.filters.clusters.size() == 1
|| params.filters.mediaLibrary.isValid()
|| params.directory.isValid()
|| params.parentDirectory.isValid())
{
query.join("track t ON t.release_id = r.id");
}
if (params.parentDirectory.isValid())
{
query.join("directory d ON t.directory_id = d.id");
query.where("d.parent_directory_id = ?").bind(params.parentDirectory);
}
if (params.filters.mediaLibrary.isValid())
query.where("t.media_library_id = ?").bind(params.filters.mediaLibrary);
if (params.filters.label.isValid())
{
query.join("release_label r_l ON r_l.release_id = r.id");
query.where("r_l.label_id = ?").bind(params.filters.label);
}
if (params.filters.releaseType.isValid())
{
query.join("release_release_type r_r_t ON r_r_t.release_id = r.id");
query.where("r_r_t.release_type_id = ?").bind(params.filters.releaseType);
}
if (params.directory.isValid())
query.where("t.directory_id = ?").bind(params.directory);
if (!params.releaseType.empty())
{
query.join("release_release_type r_r_t ON r_r_t.release_id = r.id");
query.join("release_type r_t ON r_t.id = r_r_t.release_type_id")
.where("r_t.name = ?")
.bind(params.releaseType);
}
if (params.writtenAfter.isValid())
query.where("t.file_last_write > ?").bind(params.writtenAfter);
if (params.dateRange)
{
query.where("CAST(SUBSTR(t.date, 1, 4) AS INTEGER) >= ?").bind(params.dateRange->begin);
query.where("CAST(SUBSTR(t.date, 1, 4) AS INTEGER) <= ?").bind(params.dateRange->end);
}
if (!params.name.empty())
query.where("r.name = ?").bind(params.name);
for (std::string_view keyword : params.keywords)
query.where("r.name LIKE ? ESCAPE '" ESCAPE_CHAR_STR "'").bind("%" + utils::escapeLikeKeyword(keyword) + "%");
if (params.starringUser.isValid())
{
assert(params.feedbackBackend);
query.join("starred_release s_r ON s_r.release_id = r.id")
.where("s_r.user_id = ?")
.bind(params.starringUser)
.where("s_r.backend = ?")
.bind(*params.feedbackBackend)
.where("s_r.sync_state <> ?")
.bind(SyncState::PendingRemove);
}
if (params.artist.isValid()
|| params.sortMethod == ReleaseSortMethod::ArtistNameThenName)
{
query.join("track_artist_link t_a_l ON t_a_l.track_id = t.id");
if (params.artist.isValid())
query.where("t_a_l.artist_id = ?").bind(params.artist);
if (params.sortMethod == ReleaseSortMethod::ArtistNameThenName)
query.join("artist a ON a.id = t_a_l.artist_id");
if (!params.trackArtistLinkTypes.empty())
{
std::ostringstream oss;
bool first{ true };
for (TrackArtistLinkType linkType : params.trackArtistLinkTypes)
{
if (!first)
oss << " OR ";
oss << "t_a_l.type = ?";
query.bind(linkType);
first = false;
}
query.where(oss.str());
}
if (!params.excludedTrackArtistLinkTypes.empty())
{
std::ostringstream oss;
oss << "r.id NOT IN (SELECT DISTINCT r.id FROM release r"
" INNER JOIN track_artist_link t_a_l ON t_a_l.track_id = t.id"
" INNER JOIN track t ON t.release_id = r.id"
" WHERE (t_a_l.artist_id = ? AND (";
query.bind(params.artist);
bool first{ true };
for (const TrackArtistLinkType linkType : params.excludedTrackArtistLinkTypes)
{
if (!first)
oss << " OR ";
oss << "t_a_l.type = ?";
query.bind(linkType);
first = false;
}
oss << ")))";
query.where(oss.str());
}
}
if (params.filters.clusters.size() == 1)
{
query.join("track_cluster t_c ON t_c.track_id = t.id")
.where("t_c.cluster_id = ?")
.bind(params.filters.clusters.front());
}
else if (params.filters.clusters.size() > 1)
{
std::ostringstream oss;
oss << "r.id IN (SELECT DISTINCT t.release_id FROM track t"
" INNER JOIN track_cluster t_c ON t_c.track_id = t.id";
WhereClause clusterClause;
for (const ClusterId clusterId : params.filters.clusters)
{
clusterClause.Or(WhereClause("t_c.cluster_id = ?"));
query.bind(clusterId);
}
oss << " " << clusterClause.get();
oss << " GROUP BY t.id HAVING COUNT(*) = " << params.filters.clusters.size() << ")";
query.where(oss.str());
}
if (params.releaseGroupMBID)
query.where("group_mbid = ?").bind(params.releaseGroupMBID->getAsString());
switch (params.sortMethod)
{
case ReleaseSortMethod::None:
break;
case ReleaseSortMethod::Id:
query.orderBy("r.id");
break;
case ReleaseSortMethod::Name:
query.orderBy("r.name COLLATE NOCASE");
break;
case ReleaseSortMethod::SortName:
query.orderBy("r.sort_name COLLATE NOCASE");
break;
case ReleaseSortMethod::ArtistNameThenName:
query.orderBy("a.name COLLATE NOCASE, r.name COLLATE NOCASE");
break;
case ReleaseSortMethod::Random:
query.orderBy("RANDOM()");
break;
case ReleaseSortMethod::LastWrittenDesc:
query.orderBy("t.file_last_write DESC");
break;
case ReleaseSortMethod::AddedDesc:
query.orderBy("t.file_added DESC");
break;
case ReleaseSortMethod::DateAsc:
query.orderBy("t.date ASC, r.name COLLATE NOCASE");
break;
case ReleaseSortMethod::DateDesc:
query.orderBy("t.date DESC, r.name COLLATE NOCASE");
break;
case ReleaseSortMethod::OriginalDate:
query.orderBy("COALESCE(t.original_date, t.date), r.name COLLATE NOCASE");
break;
case ReleaseSortMethod::OriginalDateDesc:
query.orderBy("COALESCE(t.original_date, t.date) DESC, r.name COLLATE NOCASE");
break;
case ReleaseSortMethod::StarredDateDesc:
assert(params.starringUser.isValid());
query.orderBy("s_r.date_time DESC");
break;
}
return query;
}
template<typename ResultType>
Wt::Dbo::Query<ResultType> createArtistQuery(Wt::Dbo::Session& session, std::string_view itemToSelect, ReleaseId releaseId, TrackArtistLinkType linkType)
{
auto query{ session.query<ResultType>("SELECT " + std::string{ itemToSelect } + " from artist a")
.join("track_artist_link t_a_l ON t_a_l.artist_id = a.id")
.join("track t ON t.id = t_a_l.track_id")
.where("t.release_id = ?")
.bind(releaseId)
.where("+t_a_l.type = ?")
.bind(linkType) // adding + since the query planner does not a good job when analyze is not performed
.groupBy("a.id")
.orderBy("t_a_l.id") };
return query;
};
} // namespace
Country::Country(std::string_view name)
: _name{ name }
{
// As we use the name to uniquely identoify release type, we must throw (and not truncate)
if (name.size() > _maxNameLength)
throw Exception{ "Country name is too long: " + std::string{ name } + "'" };
}
Country::pointer Country::create(Session& session, std::string_view name)
{
return session.getDboSession()->add(std::unique_ptr<Country>{ new Country{ name } });
}
std::size_t Country::getCount(Session& session)
{
return utils::fetchQuerySingleResult(session.getDboSession()->query<int>("SELECT COUNT(*) FROM country"));
}
Country::pointer Country::find(Session& session, CountryId id)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Country>>("SELECT c from country c").where("c.id = ?").bind(id));
}
Country::pointer Country::find(Session& session, std::string_view name)
{
session.checkReadTransaction();
if (name.size() > _maxNameLength)
throw Exception{ "Requeted Country name is too long: " + std::string{ name } + "'" };
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Country>>("SELECT c from country c").where("c.name = ?").bind(name));
}
RangeResults<CountryId> Country::findOrphanIds(Session& session, std::optional<Range> range)
{
session.checkReadTransaction();
// select the labels that have no releases
auto query{ session.getDboSession()->query<CountryId>("select c.id from country c LEFT OUTER JOIN release_country r_c ON c.id = r_c.country_id WHERE r_c.release_id IS NULL") };
return utils::execRangeQuery<CountryId>(query, range);
}
Label::Label(std::string_view name)
: _name{ name }
{
// As we use the name to uniquely identoify release type, we must throw (and not truncate)
if (name.size() > _maxNameLength)
throw Exception{ "Label name is too long: " + std::string{ name } + "'" };
}
Label::pointer Label::create(Session& session, std::string_view name)
{
return session.getDboSession()->add(std::unique_ptr<Label>{ new Label{ name } });
}
std::size_t Label::getCount(Session& session)
{
return utils::fetchQuerySingleResult(session.getDboSession()->query<int>("SELECT COUNT(*) FROM label"));
}
Label::pointer Label::find(Session& session, LabelId id)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Label>>("SELECT l from label l").where("l.id = ?").bind(id));
}
Label::pointer Label::find(Session& session, std::string_view name)
{
session.checkReadTransaction();
if (name.size() > _maxNameLength)
throw Exception{ "Requeted Label name is too long: " + std::string{ name } + "'" };
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Label>>("SELECT l from label l").where("l.name = ?").bind(name));
}
void Label::find(Session& session, LabelSortMethod sortMethod, std::function<void(const Label::pointer& label)> func)
{
session.checkReadTransaction();
auto query{ session.getDboSession()->find<Label>() };
switch (sortMethod)
{
case LabelSortMethod::None:
break;
case LabelSortMethod::Name:
query.orderBy("name COLLATE NOCASE");
}
utils::forEachQueryResult(query, [&](const Label::pointer& label) {
func(label);
});
}
RangeResults<LabelId> Label::findOrphanIds(Session& session, std::optional<Range> range)
{
session.checkReadTransaction();
// select the labels that have no releases
auto query{ session.getDboSession()->query<LabelId>("select l.id from label l LEFT OUTER JOIN release_label r_l ON l.id = r_l.label_id WHERE r_l.release_id IS NULL") };
return utils::execRangeQuery<LabelId>(query, range);
}
ReleaseType::ReleaseType(std::string_view name)
: _name{ name }
{
// As we use the name to uniquely identoify release type, we must throw (and not truncate)
if (name.size() > _maxNameLength)
throw Exception{ "ReleaseType name is too long: " + std::string{ name } + "'" };
}
ReleaseType::pointer ReleaseType::create(Session& session, std::string_view name)
{
return session.getDboSession()->add(std::unique_ptr<ReleaseType>{ new ReleaseType{ name } });
}
std::size_t ReleaseType::getCount(Session& session)
{
return utils::fetchQuerySingleResult(session.getDboSession()->query<int>("SELECT COUNT(*) FROM release_type"));
}
ReleaseType::pointer ReleaseType::find(Session& session, ReleaseTypeId id)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<ReleaseType>>("SELECT r_t from release_type r_t").where("r_t.id = ?").bind(id));
}
ReleaseType::pointer ReleaseType::find(Session& session, std::string_view name)
{
session.checkReadTransaction();
if (name.size() > _maxNameLength)
throw Exception{ "Requeted ReleaseType name is too long: " + std::string{ name } + "'" };
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<ReleaseType>>("SELECT r_t from release_type r_t").where("r_t.name = ?").bind(name));
}
void ReleaseType::find(Session& session, ReleaseTypeSortMethod sortMethod, std::function<void(const ReleaseType::pointer& releaseType)> func)
{
session.checkReadTransaction();
auto query{ session.getDboSession()->find<ReleaseType>() };
switch (sortMethod)
{
case ReleaseTypeSortMethod::None:
break;
case ReleaseTypeSortMethod::Name:
query.orderBy("name COLLATE NOCASE");
}
utils::forEachQueryResult(query, [&](const ReleaseType::pointer& releaseType) {
func(releaseType);
});
}
RangeResults<ReleaseTypeId> ReleaseType::findOrphanIds(Session& session, std::optional<Range> range)
{
session.checkReadTransaction();
// select the release types that have no releases
auto query{ session.getDboSession()->query<ReleaseTypeId>("select r_t.id from release_type r_t LEFT OUTER JOIN release_release_type r_r_t ON r_t.id = r_r_t.release_type_id WHERE r_r_t.release_id IS NULL") };
return utils::execRangeQuery<ReleaseTypeId>(query, range);
}
Release::Release(const std::string& name, const std::optional<core::UUID>& MBID)
: _name{ std::string(name, 0, _maxNameLength) }
, _MBID{ MBID ? MBID->getAsString() : "" }
{
}
Release::pointer Release::create(Session& session, const std::string& name, const std::optional<core::UUID>& MBID)
{
return session.getDboSession()->add(std::unique_ptr<Release>{ new Release{ name, MBID } });
}
Release::pointer Release::find(Session& session, const core::UUID& mbid)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Release>>("SELECT r from release r").where("r.mbid = ?").bind(mbid.getAsString()));
}
Release::pointer Release::find(Session& session, ReleaseId id)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(session.getDboSession()->query<Wt::Dbo::ptr<Release>>("SELECT r from release r").where("r.id = ?").bind(id));
}
bool Release::exists(Session& session, ReleaseId id)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(session.getDboSession()->query<int>("SELECT 1 FROM release").where("id = ?").bind(id)) == 1;
}
std::size_t Release::getCount(Session& session)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(session.getDboSession()->query<int>("SELECT COUNT(*) FROM release"));
}
RangeResults<ReleaseId> Release::findOrphanIds(Session& session, std::optional<Range> range)
{
session.checkReadTransaction();
auto query{ session.getDboSession()->query<ReleaseId>("select r.id from release r LEFT OUTER JOIN Track t ON r.id = t.release_id WHERE t.id IS NULL") };
return utils::execRangeQuery<ReleaseId>(query, range);
}
void Release::find(Session& session, ReleaseId& lastRetrievedRelease, std::size_t count, const std::function<void(const Release::pointer&)>& func, MediaLibraryId library)
{
session.checkReadTransaction();
auto query{ session.getDboSession()->query<Wt::Dbo::ptr<Release>>("SELECT r FROM release r").orderBy("r.id").where("r.id > ?").bind(lastRetrievedRelease).limit(static_cast<int>(count)) };
if (library.isValid())
{
// Faster than using joins
query.where("EXISTS (SELECT 1 FROM track t WHERE t.release_id = r.id AND t.media_library_id = ?)").bind(library);
}
utils::forEachQueryResult(query, [&](const Release::pointer& release) {
func(release);
lastRetrievedRelease = release->getId();
});
}
RangeResults<Release::pointer> Release::find(Session& session, const FindParameters& params)
{
session.checkReadTransaction();
auto query{ createQuery<Wt::Dbo::ptr<Release>>(session, "DISTINCT r", params) };
return utils::execRangeQuery<pointer>(query, params.range);
}
void Release::find(Session& session, const FindParameters& params, const std::function<void(const pointer&)>& func)
{
session.checkReadTransaction();
auto query{ createQuery<Wt::Dbo::ptr<Release>>(session, "DISTINCT r", params) };
utils::forEachQueryRangeResult(query, params.range, func);
}
RangeResults<ReleaseId> Release::findIds(Session& session, const FindParameters& params)
{
session.checkReadTransaction();
auto query{ createQuery<ReleaseId>(session, "DISTINCT r.id", params) };
return utils::execRangeQuery<ReleaseId>(query, params.range);
}
std::size_t Release::getCount(Session& session, const FindParameters& params)
{
session.checkReadTransaction();
return utils::fetchQuerySingleResult(createQuery<int>(session, "COUNT(DISTINCT r.id)", params));
}
std::size_t Release::getDiscCount() const
{
assert(session());
int res{ utils::fetchQuerySingleResult(session()->query<int>("SELECT COUNT(DISTINCT disc_number) FROM track t").where("t.release_id = ?").bind(getId())) };
return res;
}
std::vector<DiscInfo> Release::getDiscs() const
{
assert(session());
using ResultType = std::tuple<int, std::string>;
const auto query{ session()->query<ResultType>("SELECT DISTINCT disc_number, disc_subtitle FROM track t").where("t.release_id = ?").bind(getId()).orderBy("disc_number") };
std::vector<DiscInfo> discs;
utils::forEachQueryResult(query, [&](ResultType&& res) {
discs.emplace_back(DiscInfo{ static_cast<std::size_t>(std::get<int>(res)), std::move(std::get<std::string>(res)) });
});
return discs;
}
core::PartialDateTime Release::getDate() const
{
return getDate(false);
}
core::PartialDateTime Release::getOriginalDate() const
{
return getDate(true);
}
core::PartialDateTime Release::getDate(bool original) const
{
assert(session());
const char* field{ original ? "original_date" : "date" };
auto query{ (session()->query<core::PartialDateTime>(std::string{ "SELECT " } + "t." + field + " FROM track t").where("t.release_id = ?").groupBy(field).bind(getId())) };
const auto dates{ utils::fetchQueryResults(query) };
// various dates => invalid date
if (dates.empty() || dates.size() > 1)
return {};
return dates.front();
}
std::optional<int> Release::getYear() const
{
return getYear(false);
}
std::optional<int> Release::getOriginalYear() const
{
return getYear(true);
}
std::optional<int> Release::getYear(bool original) const
{
assert(session());
const char* field{ original ? "original_date" : "date" };
auto query{ session()->query<core::PartialDateTime>(std::string{ "SELECT " } + "t." + field + " FROM track t").where("t.release_id = ?").bind(getId()).groupBy(field) };
bool valid{ true };
std::optional<int> year{};
utils::forEachQueryResult(query, [&](core::PartialDateTime dateTime) {
if (!dateTime.isValid())
valid = false;
else if (!year)
year = dateTime.getYear();
else if (year != dateTime.getYear().value())
valid = false;
});
if (!year)
valid = false;
if (!valid)
return std::nullopt;
assert(year);
return *year;
}
std::optional<std::string> Release::getCopyright() const
{
assert(session());
auto query{ session()->query<std::string>("SELECT copyright FROM track t INNER JOIN release r ON r.id = t.release_id").where("r.id = ?").groupBy("copyright").bind(getId()) };
const auto copyrights{ utils::fetchQueryResults(query) };
// various copyrights => no copyright
if (copyrights.empty() || copyrights.size() > 1 || copyrights.front().empty())
return std::nullopt;
return std::move(copyrights.front());
}
std::optional<std::string> Release::getCopyrightURL() const
{
assert(session());
const auto query{ session()->query<std::string>("SELECT copyright_url FROM track t INNER JOIN release r ON r.id = t.release_id").where("r.id = ?").bind(getId()).groupBy("copyright_url") };
const auto copyrights{ utils::fetchQueryResults(query) };
// various copyright URLs => no copyright URL
if (copyrights.empty() || copyrights.size() > 1 || copyrights.front().empty())
return std::nullopt;
return std::move(copyrights.front());
}
std::size_t Release::getMeanBitrate() const
{
assert(session());
return utils::fetchQuerySingleResult(session()->query<int>("SELECT COALESCE(AVG(t.bitrate), 0) FROM track t").where("release_id = ?").bind(getId()).where("bitrate > 0"));
}
std::vector<Artist::pointer> Release::getArtists(TrackArtistLinkType linkType) const
{
assert(session());
const auto query{ createArtistQuery<Wt::Dbo::ptr<Artist>>(*session(), "a", getId(), linkType) };
return utils::fetchQueryResults<Artist::pointer>(query);
}
std::vector<ArtistId> Release::getArtistIds(TrackArtistLinkType linkType) const
{
assert(session());
const auto query{ createArtistQuery<ArtistId>(*session(), "a.id", getId(), linkType) };
return utils::fetchQueryResults(query);
}
std::vector<Release::pointer> Release::getSimilarReleases(std::optional<std::size_t> offset, std::optional<std::size_t> count) const
{
assert(session());
// Select the similar releases using the 5 most used clusters of the release
auto query{ session()->query<Wt::Dbo::ptr<Release>>(
"SELECT r FROM release r"
" INNER JOIN track t ON t.release_id = r.id"
" INNER JOIN track_cluster t_c ON t_c.track_id = t.id"
" WHERE "
" t_c.cluster_id IN "
"(SELECT DISTINCT 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 = ?)"
" AND r.id <> ?")
.bind(getId())
.bind(getId())
.groupBy("r.id")
.orderBy("COUNT(*) DESC, RANDOM()")
.limit(count ? static_cast<int>(*count) : -1)
.offset(offset ? static_cast<int>(*offset) : -1) };
return utils::fetchQueryResults<Release::pointer>(query);
}
ObjectPtr<Image> Release::getImage() const
{
return ObjectPtr<Image>{ _image };
}
void Release::clearLabels()
{
_labels.clear();
}
void Release::clearCountries()
{
_countries.clear();
}
void Release::clearReleaseTypes()
{
_releaseTypes.clear();
}
void Release::addLabel(ObjectPtr<Label> label)
{
_labels.insert(getDboPtr(label));
}
void Release::addCountry(ObjectPtr<Country> country)
{
_countries.insert(getDboPtr(country));
}
void Release::addReleaseType(ObjectPtr<ReleaseType> releaseType)
{
_releaseTypes.insert(getDboPtr(releaseType));
}
void Release::setImage(ObjectPtr<Image> image)
{
_image = getDboPtr(image);
}
bool Release::hasVariousArtists() const
{
// TODO optimize
return getArtists().size() > 1;
}
bool Release::hasDiscSubtitle() const
{
return utils::fetchQuerySingleResult(session()->query<int>("SELECT EXISTS (SELECT 1 FROM track WHERE disc_subtitle IS NOT NULL AND disc_subtitle <> '' AND release_id = ?)").bind(getId()));
}
std::size_t Release::getTrackCount() const
{
assert(session());
return utils::fetchQuerySingleResult(session()->query<int>("SELECT COUNT(t.id) FROM track t INNER JOIN release r ON r.id = t.release_id").where("r.id = ?").bind(getId()));
}
std::vector<ReleaseType::pointer> Release::getReleaseTypes() const
{
// TODO remove?
return utils::fetchQueryResults<ReleaseType::pointer>(_releaseTypes.find());
}
std::vector<std::string> Release::getLabelNames() const
{
std::vector<std::string> res;
auto query{ _labels.find() };
utils::forEachQueryResult(query, [&](const Label::pointer& label) {
res.push_back(std::string{ label->getName() });
});
return res;
}
std::vector<std::string> Release::getCountryNames() const
{
std::vector<std::string> res;
auto query{ _countries.find() };
utils::forEachQueryResult(query, [&](const Country::pointer& country) {
res.push_back(std::string{ country->getName() });
});
return res;
}
std::vector<std::string> Release::getReleaseTypeNames() const
{
std::vector<std::string> res;
auto query{ _releaseTypes.find() };
utils::forEachQueryResult(query, [&](const ReleaseType::pointer& releaseType) {
res.push_back(std::string{ releaseType->getName() });
});
return res;
}
void Release::visitLabels(const std::function<void(const Label::pointer& label)>& _func) const
{
assert(session());
auto query{ _labels.find() };
utils::forEachQueryResult(query, _func);
}
core::EnumSet<Advisory> Release::getAdvisories() const
{
core::EnumSet<Advisory> res;
auto query{ session()->query<Advisory>("SELECT DISTINCT advisory FROM track t").where("t.release_id = ?").bind(getId()) };
utils::forEachQueryResult(query, [&](Advisory advisory) {
res.insert(advisory);
});
return res;
}
std::chrono::milliseconds Release::getDuration() const
{
assert(session());
using milli = std::chrono::duration<int, std::milli>;
return utils::fetchQuerySingleResult(session()->query<milli>("SELECT COALESCE(SUM(duration), 0) FROM track t").where("t.release_id = ?").bind(getId()));
}
Wt::WDateTime Release::getLastWrittenTime() const
{
assert(session());
return utils::fetchQuerySingleResult(session()->query<Wt::WDateTime>("SELECT MAX(file_last_write) FROM track t").where("t.release_id = ?").bind(getId()));
}
Wt::WDateTime Release::getAddedTime() const
{
assert(session());
return utils::fetchQuerySingleResult(session()->query<Wt::WDateTime>("SELECT MAX(file_added) FROM track t").where("t.release_id = ?").bind(getId()));
}
std::vector<std::vector<Cluster::pointer>> Release::getClusterGroups(const std::vector<ClusterTypeId>& clusterTypeIds, std::size_t size) const
{
assert(session());
WhereClause where;
std::ostringstream oss;
oss << "SELECT c from cluster c INNER JOIN track_cluster t_c ON t_c.cluster_id = c.id INNER JOIN track t ON t.id = t_c.track_id ";
where.And(WhereClause("t.release_id = ?")).bind(getId().toString());
{
WhereClause clusterClause;
for (const ClusterTypeId clusterTypeId : clusterTypeIds)
clusterClause.Or(WhereClause("c.cluster_type_id = ?")).bind(clusterTypeId.toString());
where.And(clusterClause);
}
oss << " " << where.get();
oss << " GROUP BY c.id ORDER BY COUNT(c.id) DESC";
auto query{ session()->query<Wt::Dbo::ptr<Cluster>>(oss.str()) };
for (const std::string& bindArg : where.getBindArgs())
query.bind(bindArg);
std::map<ClusterTypeId, std::vector<Cluster::pointer>> clustersByType;
utils::forEachQueryResult(query, [&](const Wt::Dbo::ptr<Cluster>& cluster) {
if (clustersByType[cluster->getType()->getId()].size() < size)
clustersByType[cluster->getType()->getId()].push_back(cluster);
});
std::vector<std::vector<Cluster::pointer>> res;
for (const auto& [clusterTypeId, clusters] : clustersByType)
res.push_back(clusters);
return res;
}
std::vector<ObjectPtr<Cluster>> Release::getClusters(ClusterTypeId clusterTypeId, std::size_t maxCount) const
{
assert(session());
auto query{ session()->query<Wt::Dbo::ptr<Cluster>>("SELECT c FROM cluster c INNER JOIN track_cluster t_c ON t_c.cluster_id = c.id INNER JOIN track t ON t.id = t_c.track_id") };
query.where("t.release_id = ?").bind(getId());
query.where("c.cluster_type_id = ?").bind(clusterTypeId);
query.groupBy("c.id");
query.orderBy("COUNT(c.id) DESC");
query.limit(static_cast<int>(maxCount));
std::vector<ObjectPtr<Cluster>> res;
utils::forEachQueryResult(query, [&](const Wt::Dbo::ptr<Cluster>& cluster) {
res.push_back(cluster);
});
return res;
}
} // namespace lms::db