104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
/* Copyright 2013-2021 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <QObject>
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#include <QString>
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#include <QList>
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#include <net/NetJob.h>
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#include "NewsEntry.h"
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class NewsChecker : public QObject
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{
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Q_OBJECT
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public:
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/*!
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* Constructs a news reader to read from the given RSS feed URL.
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*/
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NewsChecker(const QString& feedUrl);
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/*!
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* Returns the error message for the last time the news was loaded.
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* Empty string if the last load was successful.
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*/
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QString getLastLoadErrorMsg() const;
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/*!
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* Returns true if the news has been loaded successfully.
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*/
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bool isNewsLoaded() const;
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//! True if the news is currently loading. If true, reloadNews() will do nothing.
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bool isLoadingNews() const;
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/*!
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* Returns a list of news entries.
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*/
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QList<NewsEntryPtr> getNewsEntries() const;
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/*!
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* Reloads the news from the website's RSS feed.
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* If the news is already loading, this does nothing.
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*/
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void Q_SLOT reloadNews();
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signals:
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/*!
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* Signal fired after the news has finished loading.
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*/
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void newsLoaded();
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/*!
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* Signal fired after the news fails to load.
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*/
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void newsLoadingFailed(QString errorMsg);
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protected slots:
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void rssDownloadFinished();
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void rssDownloadFailed(QString reason);
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protected: /* data */
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//! The URL for the RSS feed to fetch.
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QString m_feedUrl;
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//! List of news entries.
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QList<NewsEntryPtr> m_newsEntries;
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//! The network job to use to load the news.
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NetJobPtr m_newsNetJob;
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//! True if news has been loaded.
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bool m_loadedNews;
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QByteArray newsData;
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/*!
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* Gets the error message that was given last time the news was loaded.
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* If the last news load succeeded, this will be an empty string.
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*/
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QString m_lastLoadError;
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protected slots:
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/// Emits newsLoaded() and sets m_lastLoadError to empty string.
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void succeed();
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/// Emits newsLoadingFailed() and sets m_lastLoadError to the given message.
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void fail(const QString& errorMsg);
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};
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