Clementine-audio-player-Mac.../src/globalsearch/simplesearchprovider.cpp

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/* 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 "simplesearchprovider.h"
#include "core/logging.h"
#include "playlist/songmimedata.h"
const int SimpleSearchProvider::kDefaultResultLimit = 6;
SimpleSearchProvider::Item::Item(const QString& title, const QUrl& url,
const QString& keyword)
: keyword_(keyword) {
metadata_.set_title(title);
metadata_.set_url(url);
}
SimpleSearchProvider::Item::Item(const Song& song, const QString& keyword)
: keyword_(keyword), metadata_(song) {}
SimpleSearchProvider::SimpleSearchProvider(Application* app, QObject* parent)
: BlockingSearchProvider(app, parent),
result_limit_(kDefaultResultLimit),
max_suggestion_count_(-1),
items_dirty_(true),
has_searched_before_(false) {}
void SimpleSearchProvider::MaybeRecreateItems() {
if (has_searched_before_) {
RecreateItems();
} else {
items_dirty_ = true;
}
}
SearchProvider::ResultList SimpleSearchProvider::Search(int id,
const QString& query) {
Q_UNUSED(id)
if (items_dirty_) {
RecreateItems();
items_dirty_ = false;
}
has_searched_before_ = true;
ResultList ret;
const QStringList tokens = TokenizeQuery(query);
QMutexLocker l(&items_mutex_);
for (const Item& item : items_) {
bool matched = true;
for (const QString& token : tokens) {
if (!item.keyword_.contains(token, Qt::CaseInsensitive) &&
!item.metadata_.title().contains(token, Qt::CaseInsensitive) &&
!safe_words_.contains(token, Qt::CaseInsensitive)) {
matched = false;
break;
}
}
if (matched) {
Result result(this);
result.group_automatically_ = false;
result.metadata_ = item.metadata_;
ret << result;
}
if (ret.count() >= result_limit_) break;
}
return ret;
}
void SimpleSearchProvider::SetItems(const ItemList& items) {
QMutexLocker l(&items_mutex_);
items_ = items;
for (ItemList::iterator it = items_.begin(); it != items_.end(); ++it) {
it->metadata_.set_filetype(Song::Type_Stream);
}
}
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QStringList SimpleSearchProvider::GetSuggestions(int count) {
if (max_suggestion_count_ != -1) {
count = qMin(max_suggestion_count_, count);
}
QStringList ret;
QMutexLocker l(&items_mutex_);
if (items_.isEmpty()) return ret;
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for (int attempt = 0; attempt < count * 5; ++attempt) {
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if (ret.count() >= count) {
break;
}
const Item& item = items_[qrand() % items_.count()];
if (!item.keyword_.isEmpty()) ret << item.keyword_;
if (!item.metadata_.title().isEmpty()) ret << item.metadata_.title();
}
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return ret;
}