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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; version 2 of the License.
*
* 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 "mirall/mirallconfigfile.h"
#include "ignorelisteditor.h"
#include "ui_ignorelisteditor.h"
#include <QFile>
#include <QDir>
#include <QListWidget>
#include <QListWidgetItem>
#include <QMessageBox>
#include <QInputDialog>
namespace Mirall {
IgnoreListEditor::IgnoreListEditor(QWidget *parent) :
QDialog(parent),
ui(new Ui::IgnoreListEditor)
{
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
ui->setupUi(this);
ui->descriptionLabel->setText(tr("Files or directories matching a pattern will not be synchronized.\n\n"
"Checked items will also be deleted if they prevent a directory from "
"being removed. This is useful for meta data."));
MirallConfigFile cfgFile;
readIgnoreFile(cfgFile.excludeFile(MirallConfigFile::SystemScope), true);
readIgnoreFile(cfgFile.excludeFile(MirallConfigFile::UserScope), false);
connect(this, SIGNAL(accepted()), SLOT(slotUpdateLocalIgnoreList()));
ui->removePushButton->setEnabled(false);
connect(ui->listWidget, SIGNAL(itemSelectionChanged()), SLOT(slotItemSelectionChanged()));
connect(ui->listWidget, SIGNAL(itemActivated(QListWidgetItem*)), SLOT(slotItemChanged(QListWidgetItem*)));
connect(ui->removePushButton, SIGNAL(clicked()), SLOT(slotRemoveCurrentItem()));
connect(ui->addPushButton, SIGNAL(clicked()), SLOT(slotAddPattern()));
connect(ui->listWidget, SIGNAL(itemDoubleClicked(QListWidgetItem*)), SLOT(slotEditPattern(QListWidgetItem*)));
}
static void setupItemFlags(QListWidgetItem* item)
{
item->setFlags(Qt::ItemIsEnabled|Qt::ItemIsSelectable|Qt::ItemIsUserCheckable);
item->setCheckState(Qt::Unchecked);
}
IgnoreListEditor::~IgnoreListEditor()
{
delete ui;
}
void IgnoreListEditor::slotItemSelectionChanged()
{
QListWidgetItem *item = ui->listWidget->currentItem();
if (!item) {
ui->removePushButton->setEnabled(false);
return;
}
bool enable = item->flags() & Qt::ItemIsEnabled;
ui->removePushButton->setEnabled(enable);
}
void IgnoreListEditor::slotRemoveCurrentItem()
{
delete ui->listWidget->currentItem();
}
void IgnoreListEditor::slotUpdateLocalIgnoreList()
{
MirallConfigFile cfgFile;
QString ignoreFile = cfgFile.excludeFile(MirallConfigFile::UserScope);
QFile ignores(ignoreFile);
if (ignores.open(QIODevice::WriteOnly)) {
for(int i = 0; i < ui->listWidget->count(); ++i) {
QListWidgetItem *item = ui->listWidget->item(i);
if (item->flags() & Qt::ItemIsEnabled) {
QByteArray prepend;
if (item->checkState() == Qt::Checked) {
prepend = "]";
}
ignores.write(prepend+item->text().toUtf8()+'\n');
}
}
} else {
QMessageBox::warning(this, tr("Could not open file"),
tr("Cannot write changes to '%1'.").arg(ignoreFile));
}
}
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;
QListWidgetItem *item = new QListWidgetItem;
setupItemFlags(item);
if (pattern.startsWith("]")) {
pattern = pattern.mid(1);
item->setCheckState(Qt::Checked);
}
item->setText(pattern);
ui->listWidget->addItem(item);
ui->listWidget->scrollToItem(item);
}
void IgnoreListEditor::slotEditPattern(QListWidgetItem *item)
{
if (!(item->flags() & Qt::ItemIsEnabled))
return;
QString pattern = QInputDialog::getText(this, tr("Edit Ignore Pattern"),
tr("Edit ignore pattern:"),
QLineEdit::Normal, item->text());
if (!pattern.isEmpty()) {
item->setText(pattern);
}
}
void IgnoreListEditor::readIgnoreFile(const QString &file, bool readOnly)
{
MirallConfigFile cfgFile;
const QString disabledTip(tr("This entry is provided by the system at '%1' "
"and cannot be modified in this view.")
.arg(QDir::toNativeSeparators(cfgFile.excludeFile(MirallConfigFile::SystemScope))));
QFile ignores(file);
if (ignores.open(QIODevice::ReadOnly)) {
while (!ignores.atEnd()) {
QString line = QString::fromUtf8(ignores.readLine());
line.chop(1);
if (!line.isEmpty() && !line.startsWith("#")) {
QListWidgetItem *item = new QListWidgetItem;
setupItemFlags(item);
if (line.startsWith("]")) {
line = line.mid(1);
item->setCheckState(Qt::Checked);
}
item->setText(line);
if (readOnly) {
item->setFlags(item->flags() ^ Qt::ItemIsEnabled);
item->setToolTip(disabledTip);
}
ui->listWidget->addItem(item);
}
}
}
}
} // namespace Mirall
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