diff --git a/src/views/viewproperties.cpp b/src/views/viewproperties.cpp index eddc7225d..48ed65471 100644 --- a/src/views/viewproperties.cpp +++ b/src/views/viewproperties.cpp @@ -1,513 +1,520 @@ /*************************************************************************** * Copyright (C) 2006-2010 by Peter Penz * * Copyright (C) 2006 by Aaron J. Seigo * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the * * Free Software Foundation, Inc., * * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * ***************************************************************************/ #include "viewproperties.h" #include "dolphin_directoryviewpropertysettings.h" #include "dolphin_generalsettings.h" #include "dolphindebug.h" #include +#include + namespace { const int AdditionalInfoViewPropertiesVersion = 1; const int NameRolePropertiesVersion = 2; const int DateRolePropertiesVersion = 4; const int CurrentViewPropertiesVersion = 4; // String representation to mark the additional properties of // the details view as customized by the user. See // ViewProperties::visibleRoles() for more information. const char CustomizedDetailsString[] = "CustomizedDetails"; // Filename that is used for storing the properties const char ViewPropertiesFileName[] = ".directory"; } ViewProperties::ViewProperties(const QUrl& url) : m_changedProps(false), m_autoSave(true), m_node(nullptr) { GeneralSettings* settings = GeneralSettings::self(); const bool useGlobalViewProps = settings->globalViewProps() || url.isEmpty(); bool useDetailsViewWithPath = false; bool useRecentDocumentsView = false; bool useDownloadsView = false; // We try and save it to the file .directory in the directory being viewed. // If the directory is not writable by the user or the directory is not local, // we store the properties information in a local file. if (useGlobalViewProps) { m_filePath = destinationDir(QStringLiteral("global")); } else if (url.scheme().contains(QStringLiteral("search"))) { m_filePath = destinationDir(QStringLiteral("search/")) + directoryHashForUrl(url); useDetailsViewWithPath = true; } else if (url.scheme() == QLatin1String("trash")) { m_filePath = destinationDir(QStringLiteral("trash")); useDetailsViewWithPath = true; } else if (url.scheme() == QLatin1String("recentdocuments")) { m_filePath = destinationDir(QStringLiteral("recentdocuments")); useRecentDocumentsView = true; } else if (url.isLocalFile()) { m_filePath = url.toLocalFile(); bool useDestinationDir = !isPartOfHome(m_filePath); + if (!useDestinationDir) { + const KFileItem fileItem(url); + useDestinationDir = fileItem.isSlow(); + } + if (!useDestinationDir) { const QFileInfo dirInfo(m_filePath); const QFileInfo fileInfo(m_filePath + QDir::separator() + ViewPropertiesFileName); useDestinationDir = !dirInfo.isWritable() || (dirInfo.size() > 0 && fileInfo.exists() && !(fileInfo.isReadable() && fileInfo.isWritable())); } if (useDestinationDir) { #ifdef Q_OS_WIN // m_filePath probably begins with C:/ - the colon is not a valid character for paths though m_filePath = QDir::separator() + m_filePath.remove(QLatin1Char(':')); #endif m_filePath = destinationDir(QStringLiteral("local")) + m_filePath; } if (m_filePath == QStandardPaths::writableLocation(QStandardPaths::DownloadLocation)) { useDownloadsView = true; } } else { m_filePath = destinationDir(QStringLiteral("remote")) + m_filePath; } const QString file = m_filePath + QDir::separator() + ViewPropertiesFileName; m_node = new ViewPropertySettings(KSharedConfig::openConfig(file)); // If the .directory file does not exist or the timestamp is too old, // use default values instead. const bool useDefaultProps = (!useGlobalViewProps || useDetailsViewWithPath) && (!QFile::exists(file) || (m_node->timestamp() < settings->viewPropsTimestamp())); if (useDefaultProps) { if (useDetailsViewWithPath) { setViewMode(DolphinView::DetailsView); setVisibleRoles({"path"}); } else if (useRecentDocumentsView || useDownloadsView) { setSortRole(QByteArrayLiteral("modificationtime")); setSortOrder(Qt::DescendingOrder); if (useRecentDocumentsView) { setViewMode(DolphinView::DetailsView); setVisibleRoles({QByteArrayLiteral("path")}); } else if (useDownloadsView) { setSortFoldersFirst(false); setGroupedSorting(true); } } else { // The global view-properties act as default for directories without // any view-property configuration. Constructing a ViewProperties // instance for an empty QUrl ensures that the global view-properties // are loaded. QUrl emptyUrl; ViewProperties defaultProps(emptyUrl); setDirProperties(defaultProps); m_changedProps = false; } } if (m_node->version() < CurrentViewPropertiesVersion) { // The view-properties have an outdated version. Convert the properties // to the changes of the current version. if (m_node->version() < AdditionalInfoViewPropertiesVersion) { convertAdditionalInfo(); Q_ASSERT(m_node->version() == AdditionalInfoViewPropertiesVersion); } if (m_node->version() < NameRolePropertiesVersion) { convertNameRoleToTextRole(); Q_ASSERT(m_node->version() == NameRolePropertiesVersion); } if (m_node->version() < DateRolePropertiesVersion) { convertDateRoleToModificationTimeRole(); Q_ASSERT(m_node->version() == DateRolePropertiesVersion); } m_node->setVersion(CurrentViewPropertiesVersion); } } ViewProperties::~ViewProperties() { if (m_changedProps && m_autoSave) { save(); } delete m_node; m_node = nullptr; } void ViewProperties::setViewMode(DolphinView::Mode mode) { if (m_node->viewMode() != mode) { m_node->setViewMode(mode); update(); } } DolphinView::Mode ViewProperties::viewMode() const { const int mode = qBound(0, m_node->viewMode(), 2); return static_cast(mode); } void ViewProperties::setPreviewsShown(bool show) { if (m_node->previewsShown() != show) { m_node->setPreviewsShown(show); update(); } } bool ViewProperties::previewsShown() const { return m_node->previewsShown(); } void ViewProperties::setHiddenFilesShown(bool show) { if (m_node->hiddenFilesShown() != show) { m_node->setHiddenFilesShown(show); update(); } } void ViewProperties::setGroupedSorting(bool grouped) { if (m_node->groupedSorting() != grouped) { m_node->setGroupedSorting(grouped); update(); } } bool ViewProperties::groupedSorting() const { return m_node->groupedSorting(); } bool ViewProperties::hiddenFilesShown() const { return m_node->hiddenFilesShown(); } void ViewProperties::setSortRole(const QByteArray& role) { if (m_node->sortRole() != role) { m_node->setSortRole(role); update(); } } QByteArray ViewProperties::sortRole() const { return m_node->sortRole().toLatin1(); } void ViewProperties::setSortOrder(Qt::SortOrder sortOrder) { if (m_node->sortOrder() != sortOrder) { m_node->setSortOrder(sortOrder); update(); } } Qt::SortOrder ViewProperties::sortOrder() const { return static_cast(m_node->sortOrder()); } void ViewProperties::setSortFoldersFirst(bool foldersFirst) { if (m_node->sortFoldersFirst() != foldersFirst) { m_node->setSortFoldersFirst(foldersFirst); update(); } } bool ViewProperties::sortFoldersFirst() const { return m_node->sortFoldersFirst(); } void ViewProperties::setVisibleRoles(const QList& roles) { if (roles == visibleRoles()) { return; } // See ViewProperties::visibleRoles() for the storage format // of the additional information. // Remove the old values stored for the current view-mode const QStringList oldVisibleRoles = m_node->visibleRoles(); const QString prefix = viewModePrefix(); QStringList newVisibleRoles = oldVisibleRoles; for (int i = newVisibleRoles.count() - 1; i >= 0; --i) { if (newVisibleRoles[i].startsWith(prefix)) { newVisibleRoles.removeAt(i); } } // Add the updated values for the current view-mode newVisibleRoles.reserve(roles.count()); foreach (const QByteArray& role, roles) { newVisibleRoles.append(prefix + role); } if (oldVisibleRoles != newVisibleRoles) { const bool markCustomizedDetails = (m_node->viewMode() == DolphinView::DetailsView) && !newVisibleRoles.contains(CustomizedDetailsString); if (markCustomizedDetails) { // The additional information of the details-view has been modified. Set a marker, // so that it is allowed to also show no additional information without doing the // fallback to show the size and date per default. newVisibleRoles.append(CustomizedDetailsString); } m_node->setVisibleRoles(newVisibleRoles); update(); } } QList ViewProperties::visibleRoles() const { // The shown additional information is stored for each view-mode separately as // string with the view-mode as prefix. Example: // // AdditionalInfo=Details_size,Details_date,Details_owner,Icons_size // // To get the representation as QList, the current // view-mode must be checked and the values of this mode added to the list. // // For the details-view a special case must be respected: Per default the size // and date should be shown without creating a .directory file. Only if // the user explicitly has modified the properties of the details view (marked // by "CustomizedDetails"), also a details-view with no additional information // is accepted. QList roles{"text"}; // Iterate through all stored keys and append all roles that match to // the current view mode. const QString prefix = viewModePrefix(); const int prefixLength = prefix.length(); const QStringList visibleRoles = m_node->visibleRoles(); foreach (const QString& visibleRole, visibleRoles) { if (visibleRole.startsWith(prefix)) { const QByteArray role = visibleRole.right(visibleRole.length() - prefixLength).toLatin1(); if (role != "text") { roles.append(role); } } } // For the details view the size and date should be shown per default // until the additional information has been explicitly changed by the user const bool useDefaultValues = roles.count() == 1 // "text" && (m_node->viewMode() == DolphinView::DetailsView) && !visibleRoles.contains(CustomizedDetailsString); if (useDefaultValues) { roles.append("size"); roles.append("modificationtime"); } return roles; } void ViewProperties::setHeaderColumnWidths(const QList& widths) { if (m_node->headerColumnWidths() != widths) { m_node->setHeaderColumnWidths(widths); update(); } } QList ViewProperties::headerColumnWidths() const { return m_node->headerColumnWidths(); } void ViewProperties::setDirProperties(const ViewProperties& props) { setViewMode(props.viewMode()); setPreviewsShown(props.previewsShown()); setHiddenFilesShown(props.hiddenFilesShown()); setGroupedSorting(props.groupedSorting()); setSortRole(props.sortRole()); setSortOrder(props.sortOrder()); setSortFoldersFirst(props.sortFoldersFirst()); setVisibleRoles(props.visibleRoles()); setHeaderColumnWidths(props.headerColumnWidths()); m_node->setVersion(props.m_node->version()); } void ViewProperties::setAutoSaveEnabled(bool autoSave) { m_autoSave = autoSave; } bool ViewProperties::isAutoSaveEnabled() const { return m_autoSave; } void ViewProperties::update() { m_changedProps = true; m_node->setTimestamp(QDateTime::currentDateTime()); } void ViewProperties::save() { qCDebug(DolphinDebug) << "Saving view-properties to" << m_filePath; QDir dir; dir.mkpath(m_filePath); m_node->setVersion(CurrentViewPropertiesVersion); m_node->save(); m_changedProps = false; } bool ViewProperties::exist() const { const QString file = m_filePath + QDir::separator() + ViewPropertiesFileName; return QFile::exists(file); } QString ViewProperties::destinationDir(const QString& subDir) const { QString path = QStandardPaths::writableLocation(QStandardPaths::DataLocation); path.append("/view_properties/").append(subDir); return path; } QString ViewProperties::viewModePrefix() const { QString prefix; switch (m_node->viewMode()) { case DolphinView::IconsView: prefix = QStringLiteral("Icons_"); break; case DolphinView::CompactView: prefix = QStringLiteral("Compact_"); break; case DolphinView::DetailsView: prefix = QStringLiteral("Details_"); break; default: qCWarning(DolphinDebug) << "Unknown view-mode of the view properties"; } return prefix; } void ViewProperties::convertAdditionalInfo() { QStringList visibleRoles; const QStringList additionalInfo = m_node->additionalInfo(); if (!additionalInfo.isEmpty()) { // Convert the obsolete values like Icons_Size, Details_Date, ... // to Icons_size, Details_date, ... where the suffix just represents // the internal role. One special-case must be handled: "LinkDestination" // has been used for "destination". visibleRoles.reserve(additionalInfo.count()); foreach (const QString& info, additionalInfo) { QString visibleRole = info; int index = visibleRole.indexOf('_'); if (index >= 0 && index + 1 < visibleRole.length()) { ++index; if (visibleRole[index] == QLatin1Char('L')) { visibleRole.replace(QLatin1String("LinkDestination"), QLatin1String("destination")); } else { visibleRole[index] = visibleRole[index].toLower(); } } visibleRoles.append(visibleRole); } } m_node->setAdditionalInfo(QStringList()); m_node->setVisibleRoles(visibleRoles); m_node->setVersion(AdditionalInfoViewPropertiesVersion); update(); } void ViewProperties::convertNameRoleToTextRole() { QStringList visibleRoles = m_node->visibleRoles(); for (int i = 0; i < visibleRoles.count(); ++i) { if (visibleRoles[i].endsWith(QLatin1String("_name"))) { const int leftLength = visibleRoles[i].length() - 5; visibleRoles[i] = visibleRoles[i].left(leftLength) + "_text"; } } QString sortRole = m_node->sortRole(); if (sortRole == QLatin1String("name")) { sortRole = QStringLiteral("text"); } m_node->setVisibleRoles(visibleRoles); m_node->setSortRole(sortRole); m_node->setVersion(NameRolePropertiesVersion); update(); } void ViewProperties::convertDateRoleToModificationTimeRole() { QStringList visibleRoles = m_node->visibleRoles(); for (int i = 0; i < visibleRoles.count(); ++i) { if (visibleRoles[i].endsWith(QLatin1String("_date"))) { const int leftLength = visibleRoles[i].length() - 5; visibleRoles[i] = visibleRoles[i].left(leftLength) + "_modificationtime"; } } QString sortRole = m_node->sortRole(); if (sortRole == QLatin1String("date")) { sortRole = QStringLiteral("modificationtime"); } m_node->setVisibleRoles(visibleRoles); m_node->setSortRole(sortRole); m_node->setVersion(DateRolePropertiesVersion); update(); } bool ViewProperties::isPartOfHome(const QString& filePath) { // For performance reasons cache the path in a static QString // (see QDir::homePath() for more details) static QString homePath; if (homePath.isEmpty()) { homePath = QDir::homePath(); Q_ASSERT(!homePath.isEmpty()); } return filePath.startsWith(homePath); } QString ViewProperties::directoryHashForUrl(const QUrl& url) { const QByteArray hashValue = QCryptographicHash::hash(url.toEncoded(), QCryptographicHash::Sha1); QString hashString = hashValue.toBase64(); hashString.replace('/', '-'); return hashString; }