Clementine-audio-player-Mac.../src/playlistparsers/parserbase.cpp

101 lines
2.8 KiB
C++

/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine 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.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#include "parserbase.h"
#include "core/tagreaderclient.h"
#include "library/librarybackend.h"
#include "library/libraryquery.h"
#include "library/sqlrow.h"
#include <QUrl>
ParserBase::ParserBase(LibraryBackendInterface* library, QObject *parent)
: QObject(parent),
library_(library)
{
}
void ParserBase::LoadSong(const QString& filename_or_url, qint64 beginning,
const QDir& dir, Song* song) const {
if (filename_or_url.isEmpty()) {
return;
}
QString filename = filename_or_url;
if (filename_or_url.contains(QRegExp("^[a-z]+://"))) {
QUrl url(filename_or_url);
if (url.scheme() == "file") {
filename = url.toLocalFile();
} else {
song->set_url(QUrl(filename_or_url));
song->set_filetype(Song::Type_Stream);
song->set_valid(true);
return;
}
}
// Convert native separators for Windows paths
filename = QDir::fromNativeSeparators(filename);
// Make the path absolute
if (!QDir::isAbsolutePath(filename)) {
filename = dir.absoluteFilePath(filename);
}
// Use the canonical path
if (QFile::exists(filename)) {
filename = QFileInfo(filename).canonicalFilePath();
}
const QUrl url = QUrl::fromLocalFile(filename);
// Search in the library
Song library_song;
if (library_) {
library_song = library_->GetSongByUrl(url, beginning);
}
// If it was found in the library then use it, otherwise load metadata from
// disk.
if (library_song.is_valid()) {
*song = library_song;
} else {
TagReaderClient::Instance()->ReadFileBlocking(filename, song);
}
}
Song ParserBase::LoadSong(const QString& filename_or_url, qint64 beginning, const QDir& dir) const {
Song song;
LoadSong(filename_or_url, beginning, dir, &song);
return song;
}
QString ParserBase::URLOrRelativeFilename(const QUrl& url, const QDir& dir) const {
if (url.scheme() != "file")
return url.toString();
const QString filename = url.toLocalFile();
if (QDir::isAbsolutePath(filename)) {
const QString relative = dir.relativeFilePath(filename);
if (!relative.contains(".."))
return relative;
}
return filename;
}