cfgircdefinenetworkdialog.cpp

//------------------------------------------------------------------------------
// cfgircdefinenetworkdialog.cpp
//------------------------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301  USA
//
//------------------------------------------------------------------------------
// Copyright (C) 2010 "Zalewa" <zalewapl@gmail.com>
//------------------------------------------------------------------------------
#include "cfgircdefinenetworkdialog.h"
#include "ui_cfgircdefinenetworkdialog.h"

#include "irc/chatnetworknamer.h"
#include "irc/configuration/chatnetworkscfg.h"
#include "irc/entities/ircnetworkentity.h"
#include "strings.hpp"
#include <cassert>
#include <QMessageBox>


DClass<CFGIRCDefineNetworkDialog> : public Ui::CFGIRCDefineNetworkDialog
{
public:
        static const int MAX_IRC_COMMAND_LENGTH = 512;

        QList<IRCNetworkEntity> existingNetworks;
        QString originalDescription;
};

DPointered(CFGIRCDefineNetworkDialog)


CFGIRCDefineNetworkDialog::CFGIRCDefineNetworkDialog(const IRCNetworkEntity &initValuesEntity, QWidget *parent)
        : QDialog(parent)
{
        construct();

        initFrom(initValuesEntity);
}

CFGIRCDefineNetworkDialog::CFGIRCDefineNetworkDialog(QWidget *parent)
        : QDialog(parent)
{
        construct();
}

CFGIRCDefineNetworkDialog::~CFGIRCDefineNetworkDialog()
{
}

void CFGIRCDefineNetworkDialog::accept()
{
        if (!validateDescription())
                return;
        QStringList offenders = validateAutojoinCommands();
        if (!offenders.isEmpty())
        {
                if (!askToAcceptAnywayWhenCommandsBad(offenders))
                        return;
        }
        QDialog::accept();
}

bool CFGIRCDefineNetworkDialog::askToAcceptAnywayWhenCommandsBad(const QStringList &offenders)
{
        assert(!offenders.isEmpty() && "no offenders");
        QString header = tr("These commands have violated the IRC maximum byte "
                "number limit (%1):\n\n").arg(PrivData<CFGIRCDefineNetworkDialog>::MAX_IRC_COMMAND_LENGTH);
        QString footer = tr("\n\nIf saved, the script may not run properly.\n\n"
                "Do you wish to save the script anyway?");
        QStringList formattedOffenders = formatOffenders(offenders.mid(0, 10));
        QString body = formattedOffenders.join("\n\n");
        if (formattedOffenders.size() < offenders.size())
                body += tr("\n\n... and %n more ...", "", offenders.size() - formattedOffenders.size());
        QString msg = header + body + footer;
        QMessageBox::StandardButton result = QMessageBox::warning(
                this, tr("Doomseeker - IRC Commands Problem"), msg,
                QMessageBox::Yes | QMessageBox::Cancel);
        return result == QMessageBox::Yes;
}

QStringList CFGIRCDefineNetworkDialog::autojoinCommands() const
{
        return d->teAutojoinCommands->toPlainText().split("\n");
}

void CFGIRCDefineNetworkDialog::buttonClicked(QAbstractButton *button)
{
        auto pButton = (QPushButton *)button;
        if (pButton == d->buttonBox->button(QDialogButtonBox::Ok))
                this->accept();
        else
                this->reject();
}

void CFGIRCDefineNetworkDialog::construct()
{
        d->setupUi(this);

        connect(d->buttonBox, SIGNAL(clicked(QAbstractButton*)), SLOT(buttonClicked(QAbstractButton*)));
}

QStringList CFGIRCDefineNetworkDialog::formatOffenders(const QStringList &offenders) const
{
        QStringList offendersFormatted;
        for (const QString &offender : offenders)
        {
                offendersFormatted << tr("\t%1 (...)").arg(offender.left(40));
        }
        return offendersFormatted;
}

IRCNetworkEntity CFGIRCDefineNetworkDialog::getNetworkEntity() const
{
        IRCNetworkEntity entity;

        QString autojoinChannels = d->teAutojoinChannels->toPlainText();
        autojoinChannels.remove('\r').replace('\n', ' ');

        entity.setAddress(d->leAddress->text().trimmed());
        entity.setAutojoinChannels(autojoinChannels.split(" ", Qt::SkipEmptyParts));
        entity.setAutojoinCommands(autojoinCommands());
        entity.setDescription(d->leDescription->text().trimmed());
        entity.setNickservCommand(d->leNickservCommand->text().trimmed());
        entity.setNickservPassword(d->leNickservPassword->text());
        entity.setPassword(d->leServerPassword->text());
        entity.setPort(d->spinPort->value());

        return entity;
}

void CFGIRCDefineNetworkDialog::initFrom(const IRCNetworkEntity &networkEntity)
{
        d->originalDescription = networkEntity.description();
        d->leAddress->setText(networkEntity.address());
        d->teAutojoinChannels->setPlainText(networkEntity.autojoinChannels().join(" "));
        d->teAutojoinCommands->setPlainText(networkEntity.autojoinCommands().join("\n"));
        d->leDescription->setText(networkEntity.description());
        d->leNickservCommand->setText(networkEntity.nickservCommand());
        d->leNickservPassword->setText(networkEntity.nickservPassword());
        d->leServerPassword->setText(networkEntity.password());
        d->spinPort->setValue(networkEntity.port());
}

bool CFGIRCDefineNetworkDialog::isDescriptionUnique() const
{
        QString current = d->leDescription->text().trimmed().toLower();
        if (d->originalDescription.trimmed().toLower() == current)
        {
                // Network is being edited and its name hasn't been changed.
                return true;
        }
        for (const IRCNetworkEntity &network : listExistingNetworks())
        {
                if (network.description().trimmed().toLower() == current)
                        return false;
        }
        return true;
}

bool CFGIRCDefineNetworkDialog::isValidDescription() const
{
        return ChatNetworkNamer::isValidName(d->leDescription->text());
}

QList<IRCNetworkEntity> CFGIRCDefineNetworkDialog::listExistingNetworks() const
{
        if (!d->existingNetworks.isEmpty())
                return d->existingNetworks;
        else
                return ChatNetworksCfg().networks();
}

QStringList CFGIRCDefineNetworkDialog::validateAutojoinCommands() const
{
        QStringList offenders;
        for (const QString &command : autojoinCommands())
        {
                if (command.toUtf8().length() > PrivData<CFGIRCDefineNetworkDialog>::MAX_IRC_COMMAND_LENGTH)
                        offenders << command;
        }
        return offenders;
}

void CFGIRCDefineNetworkDialog::setExistingNetworks(const QList<IRCNetworkEntity> &networks)
{
        d->existingNetworks = networks;
}

bool CFGIRCDefineNetworkDialog::validateDescription()
{
        if (d->leDescription->text().trimmed().isEmpty())
        {
                QMessageBox::critical(this, tr("Invalid IRC network description"),
                        tr("Network description cannot be empty."));
                return false;
        }
        if (!isDescriptionUnique())
        {
                QMessageBox::critical(this, tr("Invalid IRC network description"),
                        tr("There already is a network with such description."));
                return false;
        }
        if (!isValidDescription())
        {
                QString msg = tr("Network description is invalid.\n\n"
                        "Only letters, digits, spaces and \"%1\" are allowed.")
                                .arg(ChatNetworkNamer::additionalAllowedChars());
                QMessageBox::critical(this, tr("Invalid IRC network description"), msg);
                return false;
        }
        return true;
}