diff options
Diffstat (limited to 'libmultimc')
| -rw-r--r-- | libmultimc/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | libmultimc/include/lwjglversionlist.h | 128 | ||||
| -rw-r--r-- | libmultimc/src/lwjglversionlist.cpp | 204 |
3 files changed, 334 insertions, 0 deletions
diff --git a/libmultimc/CMakeLists.txt b/libmultimc/CMakeLists.txt index 4ffa3173..0209f8a4 100644 --- a/libmultimc/CMakeLists.txt +++ b/libmultimc/CMakeLists.txt @@ -48,6 +48,7 @@ include/loginresponse.h include/version.h include/appsettings.h include/minecraftprocess.h +include/lwjglversionlist.h ) SET(LIBINST_SOURCES @@ -78,6 +79,7 @@ src/loginresponse.cpp src/version.cpp src/appsettings.cpp src/minecraftprocess.cpp +src/lwjglversionlist.cpp ) # Set the include dir path. diff --git a/libmultimc/include/lwjglversionlist.h b/libmultimc/include/lwjglversionlist.h new file mode 100644 index 00000000..700c93d4 --- /dev/null +++ b/libmultimc/include/lwjglversionlist.h @@ -0,0 +1,128 @@ +/* Copyright 2013 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. + */ + +#ifndef LWJGLVERSIONLIST_H +#define LWJGLVERSIONLIST_H + +#include <QObject> +#include <QAbstractListModel> + +#include <QUrl> + +#include <QNetworkAccessManager> +#include <QNetworkReply> + +#include "libmmc_config.h" + +class LIBMULTIMC_EXPORT LWJGLVersion : public QObject +{ + Q_OBJECT + + /*! + * The name of the LWJGL version. + */ + Q_PROPERTY(QString name READ name) + + /*! + * The URL for this version of LWJGL. + */ + Q_PROPERTY(QUrl url READ url) +public: + LWJGLVersion(const QString &name, const QUrl &url, QObject *parent = 0) : + QObject(parent), m_name(name), m_url(url) { } + + LWJGLVersion(const LWJGLVersion &other) : + QObject(other.parent()), m_name(other.name()), m_url(other.url()) { } + + QString name() const { return m_name; } + + QUrl url() const { return m_url; } + +protected: + QString m_name; + QUrl m_url; +}; + +class LIBMULTIMC_EXPORT LWJGLVersionList : public QAbstractListModel +{ + Q_OBJECT +public: + explicit LWJGLVersionList(QObject *parent = 0); + + static LWJGLVersionList &get(); + + bool isLoaded() { return m_vlist.length() > 0; } + + const LWJGLVersion *getVersion(const QString &versionName); + LWJGLVersion &at(int index) { return m_vlist[index]; } + const LWJGLVersion &at(int index) const { return m_vlist[index]; } + + int count() const { return m_vlist.length(); } + + virtual QVariant data(const QModelIndex &index, int role) const; + virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const; + virtual int rowCount(const QModelIndex &parent) const { return count(); } + virtual int columnCount(const QModelIndex &parent) const; + + virtual bool isLoading() const; + virtual bool errored() const { return m_errored; } + + virtual QString lastErrorMsg() const { return m_lastErrorMsg; } + +public slots: + /*! + * Loads the version list. + * This is done asynchronously. On success, the loadListFinished() signal will + * be emitted. The list model will be reset as well, resulting in the modelReset() + * signal being emitted. Note that the model will be reset before loadListFinished() is emitted. + * If loading the list failed, the loadListFailed(QString msg), + * signal will be emitted. + */ + virtual void loadList(); + +signals: + /*! + * Emitted when the list either starts or finishes loading. + * \param loading Whether or not the list is loading. + */ + void loadingStateUpdated(bool loading); + + void loadListFinished(); + + void loadListFailed(QString msg); + +private: + QList<LWJGLVersion> m_vlist; + + QNetworkReply *m_netReply; + + QNetworkAccessManager netMgr; + QNetworkReply *reply; + + bool m_loading; + bool m_errored; + QString m_lastErrorMsg; + + void failed(QString msg); + + void finished(); + + void setLoading(bool loading); + +private slots: + virtual void netRequestComplete(); +}; + +#endif // LWJGLVERSIONLIST_H diff --git a/libmultimc/src/lwjglversionlist.cpp b/libmultimc/src/lwjglversionlist.cpp new file mode 100644 index 00000000..af5cf2f5 --- /dev/null +++ b/libmultimc/src/lwjglversionlist.cpp @@ -0,0 +1,204 @@ +/* Copyright 2013 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. + */ + +#include "include/lwjglversionlist.h" + +#include <QtNetwork> + +#include <QtXml> + +#include <QRegExp> + +#define RSS_URL "http://sourceforge.net/api/file/index/project-id/58488/mtime/desc/rss" + +LWJGLVersionList mainVersionList; + +LWJGLVersionList &LWJGLVersionList::get() +{ + return mainVersionList; +} + + +LWJGLVersionList::LWJGLVersionList(QObject *parent) : + QAbstractListModel(parent) +{ + setLoading(false); +} + +QVariant LWJGLVersionList::data(const QModelIndex &index, int role) const +{ + if (!index.isValid()) + return QVariant(); + + if (index.row() > count()) + return QVariant(); + + const LWJGLVersion &version = at(index.row()); + + switch (role) + { + case Qt::DisplayRole: + return version.name(); + + case Qt::ToolTipRole: + return version.url().toString(); + + default: + return QVariant(); + } +} + +QVariant LWJGLVersionList::headerData(int section, Qt::Orientation orientation, int role) const +{ + switch (role) + { + case Qt::DisplayRole: + return "Version"; + + case Qt::ToolTipRole: + return "LWJGL version name."; + + default: + return QVariant(); + } +} + +int LWJGLVersionList::columnCount(const QModelIndex &parent) const +{ + return 1; +} + +bool LWJGLVersionList::isLoading() const +{ + return m_loading; +} + +void LWJGLVersionList::loadList() +{ + Q_ASSERT_X(!m_loading, "loadList", "list is already loading (m_loading is true)"); + + setLoading(true); + reply = netMgr.get(QNetworkRequest(QUrl(RSS_URL))); + connect(reply, SIGNAL(finished()), SLOT(netRequestComplete())); +} + +inline QDomElement getDomElementByTagName(QDomElement parent, QString tagname) +{ + QDomNodeList elementList = parent.elementsByTagName(tagname); + if (elementList.count()) + return elementList.at(0).toElement(); + else + return QDomElement(); +} + +void LWJGLVersionList::netRequestComplete() +{ + if (reply->error() == QNetworkReply::NoError) + { + QRegExp lwjglRegex("lwjgl-(([0-9]\\.?)+)\\.zip"); + Q_ASSERT_X(lwjglRegex.isValid(), "load LWJGL list", + "LWJGL regex is invalid"); + + QDomDocument doc; + + QString xmlErrorMsg; + int errorLine; + if (!doc.setContent(reply->readAll(), false, &xmlErrorMsg, &errorLine)) + { + failed("Failed to load LWJGL list. XML error: " + xmlErrorMsg + + " at line " + QString::number(errorLine)); + setLoading(false); + return; + } + + QDomNodeList items = doc.elementsByTagName("item"); + + QList<LWJGLVersion> tempList; + + for (int i = 0; i < items.length(); i++) + { + Q_ASSERT_X(items.at(i).isElement(), "load LWJGL list", + "XML element isn't an element... wat?"); + + QDomElement linkElement = getDomElementByTagName(items.at(i).toElement(), "link"); + if (linkElement.isNull()) + { + qWarning() << "Link element" << i << "in RSS feed doesn't exist! Skipping."; + continue; + } + + QString link = linkElement.text(); + + // Make sure it's a download link. + if (link.endsWith("/download") && link.contains(lwjglRegex)) + { + QString name = link.mid(lwjglRegex.indexIn(link)); + // Subtract 4 here to remove the .zip file extension. + name = name.left(lwjglRegex.matchedLength() - 4); + + QUrl url(link); + if (!url.isValid()) + { + qWarning() << "LWJGL version URL isn't valid:" << link << "Skipping."; + continue; + } + + tempList.append(LWJGLVersion(name, link)); + } + } + + beginResetModel(); + m_vlist.swap(tempList); + endResetModel(); + + qDebug("Loaded LWJGL list."); + finished(); + } + else + { + failed("Failed to load LWJGL list. Network error: " + reply->errorString()); + } + + setLoading(false); + reply->deleteLater(); +} + +const LWJGLVersion *LWJGLVersionList::getVersion(const QString &versionName) +{ + for (int i = 0; i < count(); i++) + { + if (at(i).name() == versionName) + return &at(i); + } + return NULL; +} + + +void LWJGLVersionList::failed(QString msg) +{ + qWarning() << msg; + emit loadListFailed(msg); +} + +void LWJGLVersionList::finished() +{ + emit loadListFinished(); +} + +void LWJGLVersionList::setLoading(bool loading) +{ + m_loading = loading; + emit loadingStateUpdated(m_loading); +} |