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/*
This file is part of Akregator.
Copyright (C) 2005 Frank Osterfeld <osterfeld@kde.org>
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.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
#include "notificationmanager.h"
#include "feed.h"
#include <KLocalizedString>
#include <knotification.h>
#include <KAboutData>
#include <QTimer>
using namespace Akregator;
NotificationManager::NotificationManager(QObject *parent)
: QObject(parent)
{
m_intervalsLapsed = 0;
m_checkInterval = 2000;
m_maxIntervals = 10;
m_running = false;
m_addedInLastInterval = false;
m_maxArticles = 20;
m_widget = nullptr;
}
NotificationManager::~NotificationManager()
{
m_self = nullptr;
}
void NotificationManager::setWidget(QWidget *widget, const QString &componentName)
{
m_widget = widget;
m_componantName = componentName.isEmpty() ? KAboutData::applicationData().componentName() : componentName;
}
void NotificationManager::slotNotifyArticle(const Article &article)
{
m_articles.append(article);
m_addedInLastInterval = true;
if (!m_running) {
m_running = true;
QTimer::singleShot(m_checkInterval, this, &NotificationManager::slotIntervalCheck);
}
}
void NotificationManager::slotNotifyFeeds(const QStringList &feeds)
{
const int feedsCount(feeds.count());
if (feedsCount == 1) {
KNotification::event(QStringLiteral("FeedAdded"), i18n("Feed added:\n %1", feeds[0]), QPixmap(), m_widget, KNotification::CloseOnTimeout, m_componantName);
} else if (feedsCount > 1) {
QString message;
QStringList::ConstIterator end = feeds.constEnd();
for (QStringList::ConstIterator it = feeds.constBegin(); it != end; ++it) {
message += *it + QLatin1Char('\n');
}
KNotification::event(QStringLiteral("FeedAdded"), i18n("Feeds added:\n %1", message), QPixmap(), m_widget, KNotification::CloseOnTimeout, m_componantName);
}
}
void NotificationManager::doNotify()
{
QString message = QStringLiteral("<html><body>");
QString feedTitle;
int entriesCount = 1;
const int maxNewArticlesShown = 2;
// adding information about how many new articles
auto feedClosure = [&entriesCount, &message]() {
if ((entriesCount - maxNewArticlesShown) > 1) {
message += i18np("<i>and 1 other</i>", "<i>and %1 others</i>", entriesCount - maxNewArticlesShown - 1) + QLatin1String("<br>");
}
};
for (const Article &i : qAsConst(m_articles)) {
const QString currentFeedTitle(i.feed()->title());
if (feedTitle != currentFeedTitle) {
// closing previous feed, if any, and resetting the counter
feedClosure();
entriesCount = 1;
// starting a new feed
feedTitle = currentFeedTitle;
message += QStringLiteral("<p><b>%1:</b></p>").arg(feedTitle);
}
// check not exceeding maxNewArticlesShown per feed
if (entriesCount <= maxNewArticlesShown) {
message += i.title() + QLatin1String("<br>");
}
entriesCount++;
}
feedClosure();
message += QLatin1String("</body></html>");
KNotification::event(QStringLiteral("NewArticles"), message, QPixmap(), m_widget, KNotification::CloseOnTimeout, m_componantName);
m_articles.clear();
m_running = false;
m_intervalsLapsed = 0;
m_addedInLastInterval = false;
}
void NotificationManager::slotIntervalCheck()
{
if (!m_running) {
return;
}
m_intervalsLapsed++;
if (!m_addedInLastInterval || m_articles.count() >= m_maxArticles || m_intervalsLapsed >= m_maxIntervals) {
doNotify();
} else {
m_addedInLastInterval = false;
QTimer::singleShot(m_checkInterval, this, &NotificationManager::slotIntervalCheck);
}
}
NotificationManager *NotificationManager::m_self = nullptr;
NotificationManager *NotificationManager::self()
{
static NotificationManager self;
if (!m_self) {
m_self = &self;
}
return m_self;
}
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