Differential D22426 Diff 61673 dataengines/potd/unsplashprovider.cpp

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dataengines/potd/unsplashprovider.cpp

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		1		/*
		2		* Copyright 2019 Guo Yunhe <i@guoyunhe.me>
		3		*
		4		* This program is free software; you can redistribute it and/or modify
		5		* it under the terms of the GNU General Public License as published by
		6		* the Free Software Foundation; either version 2 of the License, or
		7		* (at your option) any later version.
		8		*
		9		* This program is distributed in the hope that it will be useful,
		10		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		11		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		12		* GNU General Public License for more details
		13		*
		14		* You should have received a copy of the GNU Library General Public
		15		* License along with this program; if not, write to the
		16		* Free Software Foundation, Inc.,
		17		* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
		18		*/
		19
		20		#include "unsplashprovider.h"
		21
		22		#include <QDebug>
		23		#include <QRegularExpression>
		24
		25		#include <KPluginFactory>
		26		#include <KIO/Job>
		27
		28		UnsplashProvider::UnsplashProvider(QObject* parent, const QVariantList& args)
		29		: PotdProvider(parent, args)
		30		{
		31		const QUrl url(QStringLiteral("https://unsplash.com/wallpaper/1065396/desktop-wallpapers"));
		32
		33		KIO::StoredTransferJob* job = KIO::storedGet(url, KIO::NoReload, KIO::HideProgressInfo);
		34		connect(job, &KIO::StoredTransferJob::finished, this, &UnsplashProvider::pageRequestFinished);
		35		}
		36
		37		UnsplashProvider::~UnsplashProvider() = default;
		38
		39		QImage UnsplashProvider::image() const
		40		{
		41		return mImage;
		42		}
		43
		44		void UnsplashProvider::pageRequestFinished(KJob* _job)
		45		{
		46		KIO::StoredTransferJob* job = static_cast<KIO::StoredTransferJob*>(_job);
		47		if (job->error()) {
		48		emit error(this);
		49		return;
		50		}
		51
		52		const QString html = QString::fromUtf8(job->data());
		53
		54		QRegularExpression re(QStringLiteral("src=\"(https://images\\.unsplash\\.com/photo-\\w+-\\w+)"));
		55
		56		QRegularExpressionMatch match = re.match(html);
		57
		58		if (match.hasMatch()) {
		59		QUrl picUrl(match.captured(1)); // url to full size photo (compressed)
		60		KIO::StoredTransferJob* imageJob = KIO::storedGet(picUrl, KIO::NoReload, KIO::HideProgressInfo);
		61		connect(imageJob, &KIO::StoredTransferJob::finished, this, &UnsplashProvider::imageRequestFinished);
		62		return;
		63		} else {
		64		emit error(this);
		65		return;
		66		}
		67		}
		68
		69		void UnsplashProvider::imageRequestFinished(KJob* _job)
		70		{
		71		KIO::StoredTransferJob* job = static_cast<KIO::StoredTransferJob*>(_job);
		72		if (job->error()) {
		73		emit error(this);
		74		return;
		75		}
		76		QByteArray data = job->data();
		77		mImage = QImage::fromData(data);
		78		emit finished(this);
		79		}
		80
		81		K_PLUGIN_CLASS_WITH_JSON(UnsplashProvider, "unsplashprovider.json")
		82
		83		#include "unsplashprovider.moc"