Clementine-audio-player-Mac.../src/libraryquery.cpp

84 lines
2.1 KiB
C++

#include "libraryquery.h"
#include "song.h"
#include <QtDebug>
#include <QDateTime>
LibraryQuery::LibraryQuery()
{
}
LibraryQuery::LibraryQuery(const QueryOptions& options)
{
if (!options.filter.isEmpty()) {
where_clauses_ << "("
"artist LIKE ? OR "
"album LIKE ? OR "
"title LIKE ?)";
bound_values_ << "%" + options.filter + "%";
bound_values_ << "%" + options.filter + "%";
bound_values_ << "%" + options.filter + "%";
}
if (options.max_age != -1) {
int cutoff = QDateTime::currentDateTime().toTime_t() - options.max_age;
where_clauses_ << "ctime > ?";
bound_values_ << cutoff;
}
}
void LibraryQuery::AddWhere(const QString& column, const QVariant& value) {
// Do integers inline - sqlite seems to get confused when you pass integers
// to bound parameters
if (value.type() == QVariant::Int)
where_clauses_ << QString("%1 = %2").arg(column, value.toString());
else {
where_clauses_ << QString("%1 = ?").arg(column);
bound_values_ << value;
}
}
void LibraryQuery::AddCompilationRequirement(bool compilation) {
if (compilation)
where_clauses_ << "(compilation = 1 OR sampler = 1)";
else
where_clauses_ << "(compilation = 0 AND sampler = 0)";
}
QSqlQuery LibraryQuery::Query(QSqlDatabase db) const {
QString sql = QString("SELECT %1 FROM songs").arg(column_spec_);
if (!where_clauses_.isEmpty())
sql += " WHERE " + where_clauses_.join(" AND ");
if (!order_by_.isEmpty())
sql += " ORDER BY " + order_by_;
QSqlQuery q(sql, db);
// Bind values
foreach (const QVariant& value, bound_values_) {
q.addBindValue(value);
}
return q;
}
bool QueryOptions::Matches(const Song& song) const {
if (max_age != -1) {
const uint cutoff = QDateTime::currentDateTime().toTime_t() - max_age;
if (song.ctime() <= cutoff)
return false;
}
if (!filter.isNull()) {
return song.artist().contains(filter, Qt::CaseInsensitive) ||
song.album().contains(filter, Qt::CaseInsensitive) ||
song.title().contains(filter, Qt::CaseInsensitive);
}
return true;
}