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Diffstat (limited to 'libraries/logic/updater/UpdateChecker.h')
| -rw-r--r-- | libraries/logic/updater/UpdateChecker.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/libraries/logic/updater/UpdateChecker.h b/libraries/logic/updater/UpdateChecker.h new file mode 100644 index 00000000..c7fad10e --- /dev/null +++ b/libraries/logic/updater/UpdateChecker.h @@ -0,0 +1,121 @@ +/* Copyright 2013-2015 MultiMC Contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +#include "net/NetJob.h" +#include "GoUpdate.h" + +#include <QUrl> + +#include "multimc_logic_export.h" + +class MULTIMC_LOGIC_EXPORT UpdateChecker : public QObject +{ + Q_OBJECT + +public: + UpdateChecker(QString channelListUrl, QString currentChannel, int currentBuild); + void checkForUpdate(QString updateChannel, bool notifyNoUpdate); + + /*! + * Causes the update checker to download the channel list from the URL specified in config.h (generated by CMake). + * If this isn't called before checkForUpdate(), it will automatically be called. + */ + void updateChanList(bool notifyNoUpdate); + + /*! + * An entry in the channel list. + */ + struct ChannelListEntry + { + QString id; + QString name; + QString description; + QString url; + }; + + /*! + * Returns a the current channel list. + * If the channel list hasn't been loaded, this list will be empty. + */ + QList<ChannelListEntry> getChannelList() const; + + /*! + * Returns false if the channel list is empty. + */ + bool hasChannels() const; + +signals: + //! Signal emitted when an update is available. Passes the URL for the repo and the ID and name for the version. + void updateAvailable(GoUpdate::Status status); + + //! Signal emitted when the channel list finishes loading or fails to load. + void channelListLoaded(); + + void noUpdateFound(); + +private slots: + void updateCheckFinished(bool notifyNoUpdate); + void updateCheckFailed(); + + void chanListDownloadFinished(bool notifyNoUpdate); + void chanListDownloadFailed(QString reason); + +private: + friend class UpdateCheckerTest; + + NetJobPtr indexJob; + NetJobPtr chanListJob; + + QString m_channelListUrl; + + QList<ChannelListEntry> m_channels; + + /*! + * True while the system is checking for updates. + * If checkForUpdate is called while this is true, it will be ignored. + */ + bool m_updateChecking; + + /*! + * True if the channel list has loaded. + * If this is false, trying to check for updates will call updateChanList first. + */ + bool m_chanListLoaded; + + /*! + * Set to true while the channel list is currently loading. + */ + bool m_chanListLoading; + + /*! + * Set to true when checkForUpdate is called while the channel list isn't loaded. + * When the channel list finishes loading, if this is true, the update checker will check for updates. + */ + bool m_checkUpdateWaiting; + + /*! + * if m_checkUpdateWaiting, this is the last used update channel + */ + QString m_deferredUpdateChannel; + + int m_currentBuild = -1; + QString m_currentChannel; + QString m_currentRepoUrl; + + QString m_newRepoUrl; +}; + |