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-rw-r--r--logic/minecraft/ModList.cpp616
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diff --git a/logic/minecraft/ModList.cpp b/logic/minecraft/ModList.cpp
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--- a/logic/minecraft/ModList.cpp
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-/* 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.
- */
-
-#include "ModList.h"
-#include <FileSystem.h>
-#include <QMimeData>
-#include <QUrl>
-#include <QUuid>
-#include <QString>
-#include <QFileSystemWatcher>
-#include <QDebug>
-
-ModList::ModList(const QString &dir, const QString &list_file)
- : QAbstractListModel(), m_dir(dir), m_list_file(list_file)
-{
- 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_list_id = QUuid::createUuid().toString();
- m_watcher = new QFileSystemWatcher(this);
- is_watching = false;
- connect(m_watcher, SIGNAL(directoryChanged(QString)), this,
- SLOT(directoryChanged(QString)));
-}
-
-void ModList::startWatching()
-{
- 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 ModList::stopWatching()
-{
- 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();
- }
-}
-
-void ModList::internalSort(QList<Mod> &what)
-{
- auto predicate = [](const Mod &left, const Mod &right)
- {
- if (left.name() == right.name())
- {
- return left.mmc_id().localeAwareCompare(right.mmc_id()) < 0;
- }
- return left.name().localeAwareCompare(right.name()) < 0;
- };
- std::sort(what.begin(), what.end(), predicate);
-}
-
-bool ModList::update()
-{
- if (!isValid())
- return false;
-
- QList<Mod> orderedMods;
- QList<Mod> newMods;
- m_dir.refresh();
- auto folderContents = m_dir.entryInfoList();
- bool orderOrStateChanged = false;
-
- // first, process the ordered items (if any)
- OrderList listOrder = readListFile();
- for (auto item : listOrder)
- {
- QFileInfo infoEnabled(m_dir.filePath(item.id));
- QFileInfo infoDisabled(m_dir.filePath(item.id + ".disabled"));
- int idxEnabled = folderContents.indexOf(infoEnabled);
- int idxDisabled = folderContents.indexOf(infoDisabled);
- bool isEnabled;
- // if both enabled and disabled versions are present, it's a special case...
- if (idxEnabled >= 0 && idxDisabled >= 0)
- {
- // we only process the one we actually have in the order file.
- // and exactly as we have it.
- // THIS IS A CORNER CASE
- isEnabled = item.enabled;
- }
- else
- {
- // only one is present.
- // we pick the one that we found.
- // we assume the mod was enabled/disabled by external means
- isEnabled = idxEnabled >= 0;
- }
- int idx = isEnabled ? idxEnabled : idxDisabled;
- QFileInfo &info = isEnabled ? infoEnabled : infoDisabled;
- // if the file from the index file exists
- if (idx != -1)
- {
- // remove from the actual folder contents list
- folderContents.takeAt(idx);
- // append the new mod
- orderedMods.append(Mod(info));
- if (isEnabled != item.enabled)
- orderOrStateChanged = true;
- }
- else
- {
- orderOrStateChanged = true;
- }
- }
- // if there are any untracked files...
- if (folderContents.size())
- {
- // the order surely changed!
- for (auto entry : folderContents)
- {
- newMods.append(Mod(entry));
- }
- internalSort(newMods);
- orderedMods.append(newMods);
- orderOrStateChanged = true;
- }
- // otherwise, if we were already tracking some mods
- else if (mods.size())
- {
- // if the number doesn't match, order changed.
- if (mods.size() != orderedMods.size())
- orderOrStateChanged = true;
- // if it does match, compare the mods themselves
- else
- for (int i = 0; i < mods.size(); i++)
- {
- if (!mods[i].strongCompare(orderedMods[i]))
- {
- orderOrStateChanged = true;
- break;
- }
- }
- }
- beginResetModel();
- mods.swap(orderedMods);
- endResetModel();
- if (orderOrStateChanged && !m_list_file.isEmpty())
- {
- qDebug() << "Mod list " << m_list_file << " changed!";
- saveListFile();
- emit changed();
- }
- return true;
-}
-
-void ModList::directoryChanged(QString path)
-{
- update();
-}
-
-ModList::OrderList ModList::readListFile()
-{
- OrderList itemList;
- if (m_list_file.isNull() || m_list_file.isEmpty())
- return itemList;
-
- QFile textFile(m_list_file);
- if (!textFile.open(QIODevice::ReadOnly | QIODevice::Text))
- return OrderList();
-
- QTextStream textStream;
- textStream.setAutoDetectUnicode(true);
- textStream.setDevice(&textFile);
- while (true)
- {
- QString line = textStream.readLine();
- if (line.isNull() || line.isEmpty())
- break;
- else
- {
- OrderItem it;
- it.enabled = !line.endsWith(".disabled");
- if (!it.enabled)
- {
- line.chop(9);
- }
- it.id = line;
- itemList.append(it);
- }
- }
- textFile.close();
- return itemList;
-}
-
-bool ModList::saveListFile()
-{
- if (m_list_file.isNull() || m_list_file.isEmpty())
- return false;
- QFile textFile(m_list_file);
- if (!textFile.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Truncate))
- return false;
- QTextStream textStream;
- textStream.setGenerateByteOrderMark(true);
- textStream.setCodec("UTF-8");
- textStream.setDevice(&textFile);
- for (auto mod : mods)
- {
- textStream << mod.mmc_id();
- if (!mod.enabled())
- textStream << ".disabled";
- textStream << endl;
- }
- textFile.close();
- return false;
-}
-
-bool ModList::isValid()
-{
- return m_dir.exists() && m_dir.isReadable();
-}
-
-bool ModList::installMod(const QString &filename, int index)
-{
- // NOTE: fix for GH-1178: remove trailing slash to avoid issues with using the empty result of QFileInfo::fileName
- QFileInfo fileinfo(FS::NormalizePath(filename));
-
- qDebug() << "installing: " << fileinfo.absoluteFilePath();
-
- if (!fileinfo.exists() || !fileinfo.isReadable() || index < 0)
- {
- return false;
- }
- Mod m(fileinfo);
- if (!m.valid())
- return false;
-
- // if it's already there, replace the original mod (in place)
- int idx = mods.indexOf(m);
- if (idx != -1)
- {
- int idx2 = mods.indexOf(m, idx + 1);
- if (idx2 != -1)
- return false;
- if (mods[idx].replace(m))
- {
-
- auto left = this->index(index);
- auto right = this->index(index, columnCount(QModelIndex()) - 1);
- emit dataChanged(left, right);
- saveListFile();
- update();
- return true;
- }
- return false;
- }
-
- auto type = m.type();
- if (type == Mod::MOD_UNKNOWN)
- return false;
- if (type == Mod::MOD_SINGLEFILE || type == Mod::MOD_ZIPFILE || type == Mod::MOD_LITEMOD)
- {
- QString newpath = FS::PathCombine(m_dir.path(), fileinfo.fileName());
- if (!QFile::copy(fileinfo.filePath(), newpath))
- return false;
- m.repath(newpath);
- beginInsertRows(QModelIndex(), index, index);
- mods.insert(index, m);
- endInsertRows();
- saveListFile();
- update();
- return true;
- }
- else if (type == Mod::MOD_FOLDER)
- {
-
- QString from = fileinfo.filePath();
- QString to = FS::PathCombine(m_dir.path(), fileinfo.fileName());
- if (!FS::copy(from, to)())
- return false;
- m.repath(to);
- beginInsertRows(QModelIndex(), index, index);
- mods.insert(index, m);
- endInsertRows();
- saveListFile();
- update();
- return true;
- }
- return false;
-}
-
-bool ModList::deleteMod(int index)
-{
- if (index >= mods.size() || index < 0)
- return false;
- Mod &m = mods[index];
- if (m.destroy())
- {
- beginRemoveRows(QModelIndex(), index, index);
- mods.removeAt(index);
- endRemoveRows();
- saveListFile();
- emit changed();
- return true;
- }
- return false;
-}
-
-bool ModList::deleteMods(int first, int last)
-{
- for (int i = first; i <= last; i++)
- {
- Mod &m = mods[i];
- m.destroy();
- }
- beginRemoveRows(QModelIndex(), first, last);
- mods.erase(mods.begin() + first, mods.begin() + last + 1);
- endRemoveRows();
- saveListFile();
- emit changed();
- return true;
-}
-
-bool ModList::moveModTo(int from, int to)
-{
- if (from < 0 || from >= mods.size())
- return false;
- if (to >= rowCount())
- to = rowCount() - 1;
- if (to == -1)
- to = rowCount() - 1;
- if (from == to)
- return false;
- int togap = to > from ? to + 1 : to;
- beginMoveRows(QModelIndex(), from, from, QModelIndex(), togap);
- mods.move(from, to);
- endMoveRows();
- saveListFile();
- emit changed();
- return true;
-}
-
-bool ModList::moveModUp(int from)
-{
- if (from > 0)
- return moveModTo(from, from - 1);
- return false;
-}
-
-bool ModList::moveModsUp(int first, int last)
-{
- if (first == 0)
- return false;
-
- beginMoveRows(QModelIndex(), first, last, QModelIndex(), first - 1);
- mods.move(first - 1, last);
- endMoveRows();
- saveListFile();
- emit changed();
- return true;
-}
-
-bool ModList::moveModDown(int from)
-{
- if (from < 0)
- return false;
- if (from < mods.size() - 1)
- return moveModTo(from, from + 1);
- return false;
-}
-
-bool ModList::moveModsDown(int first, int last)
-{
- if (last == mods.size() - 1)
- return false;
-
- beginMoveRows(QModelIndex(), first, last, QModelIndex(), last + 2);
- mods.move(last + 1, first);
- endMoveRows();
- saveListFile();
- emit changed();
- return true;
-}
-
-int ModList::columnCount(const QModelIndex &parent) const
-{
- return 3;
-}
-
-QVariant ModList::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:
- return mods[row].version();
-
- 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 ModList::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 ModList::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");
- 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.");
- default:
- return QVariant();
- }
- default:
- return QVariant();
- }
- return QVariant();
-}
-
-Qt::ItemFlags ModList::flags(const QModelIndex &index) const
-{
- Qt::ItemFlags defaultFlags = QAbstractListModel::flags(index);
- if (index.isValid())
- return Qt::ItemIsUserCheckable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled |
- defaultFlags;
- else
- return Qt::ItemIsDropEnabled | defaultFlags;
-}
-
-QStringList ModList::mimeTypes() const
-{
- QStringList types;
- types << "text/uri-list";
- types << "text/plain";
- return types;
-}
-
-Qt::DropActions ModList::supportedDropActions() const
-{
- // copy from outside, move from within and other mod lists
- return Qt::CopyAction | Qt::MoveAction;
-}
-
-Qt::DropActions ModList::supportedDragActions() const
-{
- // move to other mod lists or VOID
- return Qt::MoveAction;
-}
-
-QMimeData *ModList::mimeData(const QModelIndexList &indexes) const
-{
- QMimeData *data = new QMimeData();
-
- if (indexes.size() == 0)
- return data;
-
- auto idx = indexes[0];
- int row = idx.row();
- if (row < 0 || row >= mods.size())
- return data;
-
- QStringList params;
- params << m_list_id << QString::number(row);
- data->setText(params.join('|'));
- return data;
-}
-
-bool ModList::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column,
- const QModelIndex &parent)
-{
- if (action == Qt::IgnoreAction)
- return true;
- // check if the action is supported
- if (!data || !(action & supportedDropActions()))
- return false;
- if (parent.isValid())
- {
- row = parent.row();
- column = parent.column();
- }
-
- if (row > rowCount())
- row = rowCount();
- if (row == -1)
- row = rowCount();
- if (column == -1)
- column = 0;
- qDebug() << "Drop row: " << row << " column: " << column;
-
- // files dropped from outside?
- if (data->hasUrls())
- {
- bool was_watching = is_watching;
- if (was_watching)
- stopWatching();
- auto urls = data->urls();
- for (auto url : urls)
- {
- // only local files may be dropped...
- if (!url.isLocalFile())
- continue;
- QString filename = url.toLocalFile();
- installMod(filename, row);
- // if there is no ordering, re-sort the list
- if (m_list_file.isEmpty())
- {
- beginResetModel();
- internalSort(mods);
- endResetModel();
- }
- }
- if (was_watching)
- startWatching();
- return true;
- }
- else if (data->hasText())
- {
- QString sourcestr = data->text();
- auto list = sourcestr.split('|');
- if (list.size() != 2)
- return false;
- QString remoteId = list[0];
- int remoteIndex = list[1].toInt();
- qDebug() << "move: " << sourcestr;
- // no moving of things between two lists
- if (remoteId != m_list_id)
- return false;
- // no point moving to the same place...
- if (row == remoteIndex)
- return false;
- // otherwise, move the mod :D
- moveModTo(remoteIndex, row);
- return true;
- }
- return false;
-}