From a3ffa3d6659e00e0762017cf64911db0183a250c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Sun, 4 Aug 2019 03:27:53 +0200
Subject: NOISSUE asynchronous, parallel mod folder listing and mod resolving
---
api/logic/minecraft/SimpleModList.cpp | 405 ----------------------------------
1 file changed, 405 deletions(-)
delete mode 100644 api/logic/minecraft/SimpleModList.cpp
(limited to 'api/logic/minecraft/SimpleModList.cpp')
diff --git a/api/logic/minecraft/SimpleModList.cpp b/api/logic/minecraft/SimpleModList.cpp
deleted file mode 100644
index b90b55c2..00000000
--- a/api/logic/minecraft/SimpleModList.cpp
+++ /dev/null
@@ -1,405 +0,0 @@
-/* Copyright 2013-2019 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 "SimpleModList.h"
-#include <FileSystem.h>
-#include <QMimeData>
-#include <QUrl>
-#include <QUuid>
-#include <QString>
-#include <QFileSystemWatcher>
-#include <QDebug>
-
-SimpleModList::SimpleModList(const QString &dir) : QAbstractListModel(), m_dir(dir)
-{
- FS::ensureFolderPathExists(m_dir.absolutePath());
- m_dir.setFilter(QDir::Readable | QDir::NoDotAndDotDot | QDir::Files | QDir::Dirs | QDir::NoSymLinks);
- m_dir.setSorting(QDir::Name | QDir::IgnoreCase | QDir::LocaleAware);
- m_watcher = new QFileSystemWatcher(this);
- connect(m_watcher, SIGNAL(directoryChanged(QString)), this, SLOT(directoryChanged(QString)));
-}
-
-void SimpleModList::startWatching()
-{
- if(is_watching)
- return;
-
- update();
-
- is_watching = m_watcher->addPath(m_dir.absolutePath());
- if (is_watching)
- {
- qDebug() << "Started watching " << m_dir.absolutePath();
- }
- else
- {
- qDebug() << "Failed to start watching " << m_dir.absolutePath();
- }
-}
-
-void SimpleModList::stopWatching()
-{
- if(!is_watching)
- return;
-
- is_watching = !m_watcher->removePath(m_dir.absolutePath());
- if (!is_watching)
- {
- qDebug() << "Stopped watching " << m_dir.absolutePath();
- }
- else
- {
- qDebug() << "Failed to stop watching " << m_dir.absolutePath();
- }
-}
-
-bool SimpleModList::update()
-{
- if (!isValid())
- return false;
-
- QList<Mod> newMods;
- m_dir.refresh();
- for (auto entry : m_dir.entryInfoList())
- {
- newMods.append(Mod(entry));
- }
-
- beginResetModel();
- mods.swap(newMods);
- endResetModel();
-
- emit changed();
- return true;
-}
-
-void SimpleModList::disableInteraction(bool disabled)
-{
- if (interaction_disabled == disabled) {
- return;
- }
- interaction_disabled = disabled;
- if(size()) {
- emit dataChanged(index(0), index(size() - 1));
- }
-}
-
-void SimpleModList::directoryChanged(QString path)
-{
- update();
-}
-
-bool SimpleModList::isValid()
-{
- return m_dir.exists() && m_dir.isReadable();
-}
-
-// FIXME: this does not take disabled mod (with extra .disable extension) into account...
-bool SimpleModList::installMod(const QString &filename)
-{
- if(interaction_disabled) {
- return false;
- }
-
- // NOTE: fix for GH-1178: remove trailing slash to avoid issues with using the empty result of QFileInfo::fileName
- auto originalPath = FS::NormalizePath(filename);
- QFileInfo fileinfo(originalPath);
-
- if (!fileinfo.exists() || !fileinfo.isReadable())
- {
- qWarning() << "Caught attempt to install non-existing file or file-like object:" << originalPath;
- return false;
- }
- qDebug() << "installing: " << fileinfo.absoluteFilePath();
-
- Mod installedMod(fileinfo);
- if (!installedMod.valid())
- {
- qDebug() << originalPath << "is not a valid mod. Ignoring it.";
- return false;
- }
-
- auto type = installedMod.type();
- if (type == Mod::MOD_UNKNOWN)
- {
- qDebug() << "Cannot recognize mod type of" << originalPath << ", ignoring it.";
- return false;
- }
-
- auto newpath = FS::NormalizePath(FS::PathCombine(m_dir.path(), fileinfo.fileName()));
- if(originalPath == newpath)
- {
- qDebug() << "Overwriting the mod (" << originalPath << ") with itself makes no sense...";
- return false;
- }
-
- if (type == Mod::MOD_SINGLEFILE || type == Mod::MOD_ZIPFILE || type == Mod::MOD_LITEMOD)
- {
- if(QFile::exists(newpath) || QFile::exists(newpath + QString(".disabled")))
- {
- if(!QFile::remove(newpath))
- {
- // FIXME: report error in a user-visible way
- qWarning() << "Copy from" << originalPath << "to" << newpath << "has failed.";
- return false;
- }
- qDebug() << newpath << "has been deleted.";
- }
- if (!QFile::copy(fileinfo.filePath(), newpath))
- {
- qWarning() << "Copy from" << originalPath << "to" << newpath << "has failed.";
- // FIXME: report error in a user-visible way
- return false;
- }
- FS::updateTimestamp(newpath);
- installedMod.repath(newpath);
- update();
- return true;
- }
- else if (type == Mod::MOD_FOLDER)
- {
- QString from = fileinfo.filePath();
- if(QFile::exists(newpath))
- {
- qDebug() << "Ignoring folder " << from << ", it would merge with " << newpath;
- return false;
- }
-
- if (!FS::copy(from, newpath)())
- {
- qWarning() << "Copy of folder from" << originalPath << "to" << newpath << "has (potentially partially) failed.";
- return false;
- }
- installedMod.repath(newpath);
- update();
- return true;
- }
- return false;
-}
-
-bool SimpleModList::enableMods(const QModelIndexList& indexes, bool enable)
-{
- if(interaction_disabled) {
- return false;
- }
-
- if(indexes.isEmpty())
- return true;
-
- for (auto i: indexes)
- {
- Mod &m = mods[i.row()];
- m.enable(enable);
- emit dataChanged(i, i);
- }
- emit changed();
- return true;
-}
-
-bool SimpleModList::deleteMods(const QModelIndexList& indexes)
-{
- if(interaction_disabled) {
- return false;
- }
-
- if(indexes.isEmpty())
- return true;
-
- for (auto i: indexes)
- {
- Mod &m = mods[i.row()];
- m.destroy();
- }
- emit changed();
- return true;
-}
-
-int SimpleModList::columnCount(const QModelIndex &parent) const
-{
- return NUM_COLUMNS;
-}
-
-QVariant SimpleModList::data(const QModelIndex &index, int role) const
-{
- if (!index.isValid())
- return QVariant();
-
- int row = index.row();
- int column = index.column();
-
- if (row < 0 || row >= mods.size())
- return QVariant();
-
- switch (role)
- {
- case Qt::DisplayRole:
- switch (column)
- {
- case NameColumn:
- return mods[row].name();
- case VersionColumn: {
- switch(mods[row].type()) {
- case Mod::MOD_FOLDER:
- return tr("Folder");
- case Mod::MOD_SINGLEFILE:
- return tr("File");
- default:
- break;
- }
- return mods[row].version();
- }
- case DateColumn:
- return mods[row].dateTimeChanged();
-
- default:
- return QVariant();
- }
-
- case Qt::ToolTipRole:
- return mods[row].mmc_id();
-
- case Qt::CheckStateRole:
- switch (column)
- {
- case ActiveColumn:
- return mods[row].enabled() ? Qt::Checked : Qt::Unchecked;
- default:
- return QVariant();
- }
- default:
- return QVariant();
- }
-}
-
-bool SimpleModList::setData(const QModelIndex &index, const QVariant &value, int role)
-{
- if (index.row() < 0 || index.row() >= rowCount(index) || !index.isValid())
- {
- return false;
- }
-
- if (role == Qt::CheckStateRole)
- {
- auto &mod = mods[index.row()];
- if (mod.enable(!mod.enabled()))
- {
- emit dataChanged(index, index);
- return true;
- }
- }
- return false;
-}
-
-QVariant SimpleModList::headerData(int section, Qt::Orientation orientation, int role) const
-{
- switch (role)
- {
- case Qt::DisplayRole:
- switch (section)
- {
- case ActiveColumn:
- return QString();
- case NameColumn:
- return tr("Name");
- case VersionColumn:
- return tr("Version");
- case DateColumn:
- return tr("Last changed");
- default:
- return QVariant();
- }
-
- case Qt::ToolTipRole:
- switch (section)
- {
- case ActiveColumn:
- return tr("Is the mod enabled?");
- case NameColumn:
- return tr("The name of the mod.");
- case VersionColumn:
- return tr("The version of the mod.");
- case DateColumn:
- return tr("The date and time this mod was last changed (or added).");
- default:
- return QVariant();
- }
- default:
- return QVariant();
- }
- return QVariant();
-}
-
-Qt::ItemFlags SimpleModList::flags(const QModelIndex &index) const
-{
- Qt::ItemFlags defaultFlags = QAbstractListModel::flags(index);
- auto flags = defaultFlags;
- if(interaction_disabled) {
- flags &= ~Qt::ItemIsDropEnabled;
- }
- else
- {
- flags |= Qt::ItemIsDropEnabled;
- if(index.isValid()) {
- flags |= Qt::ItemIsUserCheckable;
- }
- }
- return flags;
-}
-
-Qt::DropActions SimpleModList::supportedDropActions() const
-{
- // copy from outside, move from within and other mod lists
- return Qt::CopyAction | Qt::MoveAction;
-}
-
-QStringList SimpleModList::mimeTypes() const
-{
- QStringList types;
- types << "text/uri-list";
- return types;
-}
-
-bool SimpleModList::dropMimeData(const QMimeData* data, Qt::DropAction action, int, int, const QModelIndex&)
-{
- if (action == Qt::IgnoreAction)
- {
- return true;
- }
-
- // check if the action is supported
- if (!data || !(action & supportedDropActions()))
- {
- return false;
- }
-
- // files dropped from outside?
- if (data->hasUrls())
- {
- auto urls = data->urls();
- for (auto url : urls)
- {
- // only local files may be dropped...
- if (!url.isLocalFile())
- {
- continue;
- }
- // TODO: implement not only copy, but also move
- // FIXME: handle errors here
- installMod(url.toLocalFile());
- }
- return true;
- }
- return false;
-}
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