2010-05-22 18:36:13 +02:00
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/* This file is part of Clementine.
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Clementine 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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Clementine 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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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "playlistfilter.h"
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#include <QtDebug>
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PlaylistFilter::PlaylistFilter(QObject *parent)
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: QSortFilterProxyModel(parent),
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query_hash_(0)
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{
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setDynamicSortFilter(true);
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column_names_["title"] = Playlist::Column_Title;
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column_names_["name"] = Playlist::Column_Title;
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column_names_["artist"] = Playlist::Column_Artist;
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column_names_["album"] = Playlist::Column_Album;
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column_names_["albumartist"] = Playlist::Column_AlbumArtist;
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column_names_["composer"] = Playlist::Column_Composer;
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column_names_["length"] = Playlist::Column_Length;
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column_names_["track"] = Playlist::Column_Track;
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column_names_["disc"] = Playlist::Column_Disc;
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column_names_["year"] = Playlist::Column_Year;
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column_names_["genre"] = Playlist::Column_Genre;
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2010-11-01 22:15:52 +01:00
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column_names_["score"] = Playlist::Column_Score;
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2010-05-22 18:36:13 +02:00
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exact_columns_ << Playlist::Column_Length
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<< Playlist::Column_Track
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<< Playlist::Column_Disc
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<< Playlist::Column_Year;
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}
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void PlaylistFilter::sort(int column, Qt::SortOrder order) {
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// Pass this through to the Playlist, it does sorting itself
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sourceModel()->sort(column, order);
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}
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bool PlaylistFilter::filterAcceptsRow(int row, const QModelIndex &parent) const {
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2010-07-19 17:52:38 +02:00
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QString filter = filterRegExp().pattern().toLower();
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2010-05-22 18:36:13 +02:00
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uint hash = qHash(filter);
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if (hash != query_hash_) {
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// Parse the query
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query_cache_.clear();
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QStringList sections = filter.simplified().split(' ');
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foreach (const QString& section, sections) {
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QString key = section.section(':', 0, 0).toLower();
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if (section.contains(':') && column_names_.contains(key)) {
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// Specific column
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query_cache_ << SearchTerm(
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section.section(':', 1, -1).toLower(),
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column_names_[key],
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exact_columns_.contains(column_names_[key]));
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} else {
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query_cache_ << SearchTerm(section);
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}
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}
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query_hash_ = hash;
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}
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// Test the row
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QString all_columns;
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foreach (const SearchTerm& term, query_cache_) {
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if (term.column_ != -1) {
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// Specific column
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QModelIndex index(sourceModel()->index(row, term.column_, parent));
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QString value(index.data().toString().toLower());
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if (term.exact_ && value != term.value_)
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return false;
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else if (!term.exact_ && !value.contains(term.value_))
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return false;
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} else {
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// All columns
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if (all_columns.isNull()) {
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// Cache the concatenated value of all columns
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foreach (int column, column_names_.values()) {
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QModelIndex index(sourceModel()->index(row, column, parent));
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all_columns += index.data().toString().toLower() + ' ';
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}
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}
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if (!all_columns.contains(term.value_))
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return false;
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}
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}
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return true;
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}
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