Method webpageApplyFields

Telegram/SourceFiles/data/data_session.cpp:4103–4316

}

void Session::webpageApplyFields(
		not_null<WebPageData*> page,
		const MTPDwebPage &data) {
	auto description = TextWithEntities{
		qs(data.vdescription().value_or_empty())
	};
	const auto siteName = qs(data.vsite_name().value_or_empty());
	auto parseFlags = TextParseLinks | TextParseMultiline;
	if (siteName == u"Twitter"_q || siteName == u"Instagram"_q) {
		parseFlags |= TextParseHashtags | TextParseMentions;
	}
	TextUtilities::ParseEntities(description, parseFlags);
	const auto pendingTill = TimeId(0);
	const auto photo = data.vphoto();
	const auto document = data.vdocument();
	const auto lookupInAttribute = [&](
			const MTPDwebPageAttributeTheme &data) -> DocumentData* {
		if (const auto documents = data.vdocuments()) {
			for (const auto &document : documents->v) {
				const auto processed = processDocument(document);
				if (processed->isTheme()) {
					return processed;
				}
			}
		}
		return nullptr;
	};

	const auto lookupThemeDocument = [&]() -> DocumentData* {
		if (const auto attributes = data.vattributes()) {
			for (const auto &attribute : attributes->v) {
				const auto result = attribute.match([&](
						const MTPDwebPageAttributeTheme &data) {
					return lookupInAttribute(data);
				}, [](const MTPDwebPageAttributeStory &) {
					return (DocumentData*)nullptr;
				}, [](const MTPDwebPageAttributeStickerSet &) {
					return (DocumentData*)nullptr;
				}, [](const MTPDwebPageAttributeUniqueStarGift &) {
					return (DocumentData*)nullptr;
				}, [](const MTPDwebPageAttributeStarGiftCollection &) {
					return (DocumentData*)nullptr;
				}, [](const MTPDwebPageAttributeStarGiftAuction &) {
					return (DocumentData*)nullptr;
				}, [](const MTPDwebPageAttributeAiComposeTone &) {
					return (DocumentData*)nullptr;
				});
				if (result) {
					return result;
				}
			}
		}
		return nullptr;
	};

	using WebPageStickerSetPtr = std::unique_ptr<WebPageStickerSet>;
	const auto lookupStickerSet = [&]() -> WebPageStickerSetPtr {
		if (const auto attributes = data.vattributes()) {