示例#1
0
QString MimetypeModel::formatMimeTypeInfo(const QMimeType &t)
{
    QString result;
    QTextStream str(&result);
    str << "<html><head/><body><h3><center>" << t.name() << "</center></h3><br><table>";

    const QStringList &aliases = t.aliases();
    if (!aliases.isEmpty())
        str << "<tr><td>Aliases:</td><td>" << " (" << aliases << ')';

    str << "</td></tr>"
        << "<tr><td>Comment:</td><td>" << t.comment() << "</td></tr>"
        << "<tr><td>Icon name:</td><td>" << t.iconName() << "</td></tr>"
        << "<tr><td>Generic icon name</td><td>" << t.genericIconName() << "</td></tr>";

    const QString &filter = t.filterString();
    if (!filter.isEmpty())
        str << "<tr><td>Filter:</td><td>" << t.filterString() << "</td></tr>";

    const QStringList &patterns = t.globPatterns();
    if (!patterns.isEmpty())
        str << "<tr><td>Glob patterns:</td><td>" << patterns << "</td></tr>";

    const QStringList &parentMimeTypes = t.parentMimeTypes();
    if (!parentMimeTypes.isEmpty())
        str << "<tr><td>Parent types:</td><td>" << t.parentMimeTypes() << "</td></tr>";

    QStringList suffixes = t.suffixes();
    if (!suffixes.isEmpty()) {
        str << "<tr><td>Suffixes:</td><td>";
        const QString &preferredSuffix = t.preferredSuffix();
        if (!preferredSuffix.isEmpty()) {
            suffixes.removeOne(preferredSuffix);
            str << "<b>" << preferredSuffix << "</b> ";
        }
        str << suffixes << "</td></tr>";
    }
    str << "</table></body></html>";
    return result;
}
示例#2
0
void LocalImageLoaderPrivate::prepareImages() {
	QString file, filename, mime;
    int32 filesize = 0;
	QImage img;
	QByteArray data;
	PeerId peer;
    uint64 id, jpeg_id = 0;
	ToPrepareMediaType type;
	{
		QMutexLocker lock(loader->toPrepareMutex());
		ToPrepareMedias &list(loader->toPrepareMedias());
		if (list.isEmpty()) return;

		file = list.front().file;
		img = list.front().img;
		data = list.front().data;
		peer = list.front().peer;
		id = list.front().id;
		type = list.front().type;
	}

	if (img.isNull()) {
		if (!file.isEmpty()) {
			QFileInfo info(file);
			if (type == ToPrepareAuto) {
				QString lower(file.toLower());
				const QStringList &photoExtensions(cPhotoExtensions());
				for (QStringList::const_iterator i = photoExtensions.cbegin(), e = photoExtensions.cend(); i != e; ++i) {
					if (lower.lastIndexOf(*i) == lower.size() - i->size()) {
						if (info.size() < MaxUploadPhotoSize) {
							type = ToPreparePhoto;
							break;
						}
					}
				}
				if (type == ToPrepareAuto && info.size() < MaxUploadDocumentSize) {
					type = ToPrepareDocument;
				}
			}
			if (type != ToPrepareAuto && info.size() < MaxUploadPhotoSize) {
				img = App::readImage(file);
			}
			if (type == ToPrepareDocument) {
				mime = QMimeDatabase().mimeTypeForFile(info).name();
			}
			filename = info.fileName();
			filesize = info.size();
		} else if (!data.isEmpty()) {
			img = App::readImage(data);
			if (type == ToPrepareAuto) {
				if (!img.isNull() && data.size() < MaxUploadPhotoSize) {
					type = ToPreparePhoto;
				} else if (data.size() < MaxUploadDocumentSize) {
					type = ToPrepareDocument;
				} else {
					img = QImage();
				}
			}
			QMimeType mimeType = QMimeDatabase().mimeTypeForData(data);
			if (type == ToPrepareDocument) {
				mime = mimeType.name();
			}
			filename = qsl("Document");
			QStringList patterns = mimeType.globPatterns();
			if (!patterns.isEmpty()) {
				filename = patterns.front().replace('*', filename);
			}
			filesize = data.size();
		}
	} else {
		if (type == ToPrepareDocument) {
			filename = filedialogDefaultName(qsl("image"), qsl(".png"), QString(), true);
			QMimeType mimeType = QMimeDatabase().mimeTypeForName("image/png");
			data = QByteArray();
			{
				QBuffer b(&data);
				img.save(&b, "PNG");
			}
			filesize = data.size();
		} else {
			type = ToPreparePhoto; // only photo from QImage
			filename = qsl("Untitled.jpg");
			filesize = 0;
		}
	}

	if ((img.isNull() && (type != ToPrepareDocument || !filesize)) || type == ToPrepareAuto || (img.isNull() && file.isEmpty() && data.isEmpty())) { // if could not decide what type
		{
			QMutexLocker lock(loader->toPrepareMutex());
			ToPrepareMedias &list(loader->toPrepareMedias());
			list.pop_front();
		}

		QTimer::singleShot(1, this, SLOT(prepareImages()));

		emit imageFailed(id);
	} else {
		PreparedPhotoThumbs photoThumbs;
		QVector<MTPPhotoSize> photoSizes;

		MTPPhotoSize thumb(MTP_photoSizeEmpty(MTP_string("")));
		MTPPhoto photo(MTP_photoEmpty(MTP_long(0)));
		MTPDocument document(MTP_documentEmpty(MTP_long(0)));

		QByteArray jpeg;
		if (type == ToPreparePhoto) {
			int32 w = img.width(), h = img.height();

			QPixmap thumb = (w > 100 || h > 100) ? QPixmap::fromImage(img.scaled(100, 100, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(img);
			photoThumbs.insert('s', thumb);
			photoSizes.push_back(MTP_photoSize(MTP_string("s"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(thumb.width()), MTP_int(thumb.height()), MTP_int(0)));

			QPixmap medium = (w > 320 || h > 320) ? QPixmap::fromImage(img.scaled(320, 320, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(img);
			photoThumbs.insert('m', medium);
			photoSizes.push_back(MTP_photoSize(MTP_string("m"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(medium.width()), MTP_int(medium.height()), MTP_int(0)));

			QPixmap full = (w > 800 || h > 800) ? QPixmap::fromImage(img.scaled(800, 800, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(img);
			photoThumbs.insert('x', full);
			photoSizes.push_back(MTP_photoSize(MTP_string("x"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(full.width()), MTP_int(full.height()), MTP_int(0)));

			{
				QBuffer jpegBuffer(&jpeg);
				full.save(&jpegBuffer, "JPG", 87);
			}
			if (!filesize) filesize = jpeg.size();
		
			photo = MTP_photo(MTP_long(id), MTP_long(0), MTP_int(user), MTP_int(unixtime()), MTP_string(""), MTP_geoPointEmpty(), MTP_vector<MTPPhotoSize>(photoSizes));

			jpeg_id = id;
		} else if ((type == ToPrepareVideo || type == ToPrepareDocument) && !img.isNull()) {
			int32 w = img.width(), h = img.height();

			QPixmap full = (w > 90 || h > 90) ? QPixmap::fromImage(img.scaled(90, 90, Qt::KeepAspectRatio, Qt::SmoothTransformation)) : QPixmap::fromImage(img);

			{
				QBuffer jpegBuffer(&jpeg);
				full.save(&jpegBuffer, "JPG", 87);
			}

			photoThumbs.insert('0', full);
			thumb = MTP_photoSize(MTP_string(""), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(full.width()), MTP_int(full.height()), MTP_int(0));

			jpeg_id = MTP::nonce<uint64>();
		}

		if (type == ToPrepareDocument) {
			document = MTP_document(MTP_long(id), MTP_long(0), MTP_int(MTP::authedId()), MTP_int(unixtime()), MTP_string(filename), MTP_string(mime), MTP_int(filesize), thumb, MTP_int(MTP::maindc()));
		}

		{
			QMutexLocker lock(loader->readyMutex());
			loader->readyList().push_back(ReadyLocalMedia(type, file, filename, filesize, data, id, jpeg_id, peer, photo, photoThumbs, document, jpeg));
		}

		{
			QMutexLocker lock(loader->toPrepareMutex());
			ToPrepareMedias &list(loader->toPrepareMedias());
			list.pop_front();
		}

		QTimer::singleShot(1, this, SLOT(prepareImages()));

		emit imageReady();
	}
}