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/*
* Copyright (C) by Daniel Molkentin <danimo@owncloud.com>
*
* 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.
*/
#include "configfile.h"
#include "ignorelisteditor.h"
#include "folderman.h"
#include "ui_ignorelisteditor.h"
#include <QFile>
#include <QDir>
#include <QListWidget>
#include <QListWidgetItem>
#include <QMessageBox>
#include <QInputDialog>
namespace OCC {
static const int patternCol = 0;
static const int deletableCol = 1;
static const int skippedLinesRole = Qt::UserRole;
static const int isGlobalRole = Qt::UserRole + 1;
IgnoreListEditor::IgnoreListEditor(QWidget *parent)
: QDialog(parent)
, ui(new Ui::IgnoreListEditor)
{
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
ui->setupUi(this);
ConfigFile cfgFile;
readOnlyTooltip = tr("This entry is provided by the system at '%1' "
"and cannot be modified in this view.")
.arg(QDir::toNativeSeparators(cfgFile.excludeFile(ConfigFile::SystemScope)));
addPattern(".csync_journal.db*", /*deletable=*/false, /*readonly=*/true, /*global=*/true);
addPattern("._sync_*.db*", /*deletable=*/false, /*readonly=*/true, /*global=*/true);
addPattern(".sync_*.db*", /*deletable=*/false, /*readonly=*/true, /*global=*/true);
readIgnoreFile(cfgFile.excludeFile(ConfigFile::SystemScope), /*global=*/true);
readIgnoreFile(cfgFile.excludeFile(ConfigFile::UserScope), /*global=*/false);
connect(this, &QDialog::accepted, this, &IgnoreListEditor::slotUpdateLocalIgnoreList);
ui->removePushButton->setEnabled(false);
connect(ui->tableWidget, &QTableWidget::itemSelectionChanged, this, &IgnoreListEditor::slotItemSelectionChanged);
connect(ui->removePushButton, &QAbstractButton::clicked, this, &IgnoreListEditor::slotRemoveCurrentItem);
connect(ui->addPushButton, &QAbstractButton::clicked, this, &IgnoreListEditor::slotAddPattern);
ui->tableWidget->resizeColumnsToContents();
ui->tableWidget->horizontalHeader()->setSectionResizeMode(patternCol, QHeaderView::Stretch);
ui->tableWidget->verticalHeader()->setVisible(false);
}
IgnoreListEditor::~IgnoreListEditor()
{
delete ui;
}
void IgnoreListEditor::slotItemSelectionChanged()
{
QTableWidgetItem *item = ui->tableWidget->currentItem();
if (!item) {
ui->removePushButton->setEnabled(false);
return;
}
bool enable = item->flags() & Qt::ItemIsEnabled;
ui->removePushButton->setEnabled(enable);
}
void IgnoreListEditor::slotRemoveCurrentItem()
{
ui->tableWidget->removeRow(ui->tableWidget->currentRow());
}
void IgnoreListEditor::slotUpdateLocalIgnoreList()
{
ConfigFile cfgFile;
QString ignoreFile = cfgFile.excludeFile(ConfigFile::UserScope);
QFile ignores(ignoreFile);
if (ignores.open(QIODevice::WriteOnly)) {
for (int row = 0; row < ui->tableWidget->rowCount(); ++row) {
QTableWidgetItem *patternItem = ui->tableWidget->item(row, patternCol);
QTableWidgetItem *deletableItem = ui->tableWidget->item(row, deletableCol);
if (patternItem->data(isGlobalRole).toBool())
continue;
const auto &skippedLines = patternItem->data(skippedLinesRole).toStringList();
for (const auto &line : skippedLines)
ignores.write(line.toUtf8() + '\n');
QByteArray prepend;
if (deletableItem->checkState() == Qt::Checked) {
prepend = "]";
} else if (patternItem->text().startsWith('#')) {
prepend = "\\";
}
ignores.write(prepend + patternItem->text().toUtf8() + '\n');
}
} else {
QMessageBox::warning(this, tr("Could not open file"),
tr("Cannot write changes to '%1'.").arg(ignoreFile));
}
ignores.close(); //close the file before reloading stuff.
FolderMan *folderMan = FolderMan::instance();
// We need to force a remote discovery after a change of the ignore list.
// Otherwise we would not download the files/directories that are no longer
// ignored (because the remote etag did not change) (issue #3172)
for (auto *folder : folderMan->folders()) {
if (folder->isReady()) {
folder->journalDb()->forceRemoteDiscoveryNextSync();
folder->reloadExcludes();
folder->slotNextSyncFullLocalDiscovery();
folderMan->scheduleFolder(folder);
}
}
}
void IgnoreListEditor::slotAddPattern()
{
bool okClicked;
QString pattern = QInputDialog::getText(this, tr("Add Ignore Pattern"),
tr("Add a new ignore pattern:"),
QLineEdit::Normal, QString(), &okClicked);
if (!okClicked || pattern.isEmpty())
return;
addPattern(pattern, /*deletable=*/false, /*readonly=*/false, /*global=*/false);
ui->tableWidget->scrollToBottom();
}
void IgnoreListEditor::readIgnoreFile(const QString &file, bool global)
{
QFile ignores(file);
if (!ignores.open(QIODevice::ReadOnly))
return;
QStringList skippedLines;
bool readonly = global; // global ignores default to read-only
while (!ignores.atEnd()) {
QString line = QString::fromUtf8(ignores.readLine());
line.chop(1);
// Collect empty lines and comments, we want to preserve them
if (line.isEmpty() || line.startsWith("#")) {
skippedLines.append(line);
// A directive that prohibits editing in the ui
if (line == "#!readonly")
readonly = true;
continue;
}
bool deletable = false;
if (line.startsWith(']')) {
deletable = true;
line = line.mid(1);
}
// Add and reset
addPattern(line, deletable, readonly, global, skippedLines);
skippedLines.clear();
readonly = global;
}
}
int IgnoreListEditor::addPattern(const QString &pattern, bool deletable, bool readOnly, bool global, const QStringList &skippedLines)
{
int newRow = ui->tableWidget->rowCount();
ui->tableWidget->setRowCount(newRow + 1);
QTableWidgetItem *patternItem = new QTableWidgetItem;
patternItem->setText(pattern);
patternItem->setData(skippedLinesRole, skippedLines);
patternItem->setData(isGlobalRole, global);
ui->tableWidget->setItem(newRow, patternCol, patternItem);
QTableWidgetItem *deletableItem = new QTableWidgetItem;
deletableItem->setFlags(Qt::ItemIsUserCheckable | Qt::ItemIsEnabled);
deletableItem->setCheckState(deletable ? Qt::Checked : Qt::Unchecked);
ui->tableWidget->setItem(newRow, deletableCol, deletableItem);
if (readOnly) {
patternItem->setFlags(patternItem->flags() ^ Qt::ItemIsEnabled);
patternItem->setToolTip(readOnlyTooltip);
deletableItem->setFlags(deletableItem->flags() ^ Qt::ItemIsEnabled);
}
return newRow;
}
} // namespace OCC
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