120 lines
3.7 KiB
C++
120 lines
3.7 KiB
C++
/* This file is part of Clementine.
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Copyright 2012, David Sansome <me@davidsansome.com>
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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 "gpoddertoptagsmodel.h"
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#include "gpoddertoptagspage.h"
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#include "podcast.h"
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#include "core/closure.h"
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#include <ApiRequest.h>
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#include <QMessageBox>
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GPodderTopTagsModel::GPodderTopTagsModel(mygpo::ApiRequest* api, Application* app,
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QObject* parent)
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: PodcastDiscoveryModel(app, parent),
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api_(api)
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{
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}
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bool GPodderTopTagsModel::hasChildren(const QModelIndex& parent) const {
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if (parent.isValid() &&
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parent.data(Role_Type).toInt() == Type_Folder) {
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return true;
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}
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return PodcastDiscoveryModel::hasChildren(parent);
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}
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bool GPodderTopTagsModel::canFetchMore(const QModelIndex& parent) const {
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if (parent.isValid() &&
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parent.data(Role_Type).toInt() == Type_Folder &&
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parent.data(Role_HasLazyLoaded).toBool() == false) {
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return true;
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}
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return PodcastDiscoveryModel::canFetchMore(parent);
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}
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void GPodderTopTagsModel::fetchMore(const QModelIndex& parent) {
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if (!parent.isValid() ||
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parent.data(Role_Type).toInt() != Type_Folder ||
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parent.data(Role_HasLazyLoaded).toBool()) {
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return;
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}
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setData(parent, true, Role_HasLazyLoaded);
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// Create a little Loading... item.
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itemFromIndex(parent)->appendRow(CreateLoadingIndicator());
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mygpo::PodcastListPtr list(
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api_->podcastsOfTag(GPodderTopTagsPage::kMaxTagCount, parent.data().toString()));
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NewClosure(list, SIGNAL(finished()),
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this, SLOT(PodcastsOfTagFinished(QModelIndex,mygpo::PodcastList*)),
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parent, list.data());
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NewClosure(list, SIGNAL(parseError()),
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this, SLOT(PodcastsOfTagFailed(QModelIndex,mygpo::PodcastList*)),
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parent, list.data());
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NewClosure(list, SIGNAL(requestError(QNetworkReply::NetworkError)),
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this, SLOT(PodcastsOfTagFailed(QModelIndex,mygpo::PodcastList*)),
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parent, list.data());
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}
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void GPodderTopTagsModel::PodcastsOfTagFinished(const QModelIndex& parent,
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mygpo::PodcastList* list) {
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QStandardItem* parent_item = itemFromIndex(parent);
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if (!parent_item)
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return;
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// Remove the Loading... item.
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while (parent_item->hasChildren()) {
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parent_item->removeRow(0);
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}
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foreach (mygpo::PodcastPtr gpo_podcast, list->list()) {
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Podcast podcast;
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podcast.InitFromGpo(gpo_podcast.data());
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parent_item->appendRow(CreatePodcastItem(podcast));
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}
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}
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void GPodderTopTagsModel::PodcastsOfTagFailed(const QModelIndex& parent,
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mygpo::PodcastList* list) {
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QStandardItem* parent_item = itemFromIndex(parent);
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if (!parent_item)
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return;
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// Remove the Loading... item.
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while (parent_item->hasChildren()) {
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parent_item->removeRow(0);
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}
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if (QMessageBox::warning(
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NULL, tr("Failed to fetch podcasts"),
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tr("There was a problem communicating with gpodder.net"),
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QMessageBox::Retry | QMessageBox::Close,
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QMessageBox::Retry) != QMessageBox::Retry) {
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return;
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}
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// Try fetching the list again.
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setData(parent, false, Role_HasLazyLoaded);
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fetchMore(parent);
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}
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