165 lines
5.3 KiB
C++
165 lines
5.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "data/data_types.h"
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#include "ui/widgets/fields/input_field.h"
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#include "storage/cache/storage_cache_types.h"
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#include "base/openssl_help.h"
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namespace Data {
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namespace {
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constexpr auto kDocumentCacheTag = 0x0000000000000100ULL;
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constexpr auto kDocumentCacheMask = 0x00000000000000FFULL;
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constexpr auto kDocumentThumbCacheTag = 0x0000000000000200ULL;
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constexpr auto kDocumentThumbCacheMask = 0x00000000000000FFULL;
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constexpr auto kAudioAlbumThumbCacheTag = 0x0000000000000300ULL;
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constexpr auto kWebDocumentCacheTag = 0x0000020000000000ULL;
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constexpr auto kUrlCacheTag = 0x0000030000000000ULL;
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constexpr auto kGeoPointCacheTag = 0x0000040000000000ULL;
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} // namespace
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Storage::Cache::Key DocumentCacheKey(int32 dcId, uint64 id) {
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return Storage::Cache::Key{
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Data::kDocumentCacheTag | (uint64(dcId) & Data::kDocumentCacheMask),
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id
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};
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}
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Storage::Cache::Key DocumentThumbCacheKey(int32 dcId, uint64 id) {
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const auto part = (uint64(dcId) & Data::kDocumentThumbCacheMask);
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return Storage::Cache::Key{
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Data::kDocumentThumbCacheTag | part,
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id
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};
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}
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Storage::Cache::Key WebDocumentCacheKey(const WebFileLocation &location) {
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const auto CacheDcId = 4; // The default production value. Doesn't matter.
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const auto dcId = uint64(CacheDcId) & 0xFFULL;
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const auto &url = location.url();
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const auto hash = openssl::Sha256(bytes::make_span(url));
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const auto bytes = bytes::make_span(hash);
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const auto bytes1 = bytes.subspan(0, sizeof(uint32));
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const auto bytes2 = bytes.subspan(sizeof(uint32), sizeof(uint64));
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const auto part1 = *reinterpret_cast<const uint32*>(bytes1.data());
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const auto part2 = *reinterpret_cast<const uint64*>(bytes2.data());
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return Storage::Cache::Key{
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Data::kWebDocumentCacheTag | (dcId << 32) | part1,
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part2
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};
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}
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Storage::Cache::Key UrlCacheKey(const QString &location) {
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const auto url = location.toUtf8();
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const auto hash = openssl::Sha256(bytes::make_span(url));
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const auto bytes = bytes::make_span(hash);
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const auto bytes1 = bytes.subspan(0, sizeof(uint32));
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const auto bytes2 = bytes.subspan(sizeof(uint32), sizeof(uint64));
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const auto bytes3 = bytes.subspan(
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sizeof(uint32) + sizeof(uint64),
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sizeof(uint16));
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const auto part1 = *reinterpret_cast<const uint32*>(bytes1.data());
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const auto part2 = *reinterpret_cast<const uint64*>(bytes2.data());
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const auto part3 = *reinterpret_cast<const uint16*>(bytes3.data());
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return Storage::Cache::Key{
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Data::kUrlCacheTag | (uint64(part3) << 32) | part1,
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part2
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};
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}
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Storage::Cache::Key GeoPointCacheKey(const GeoPointLocation &location) {
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const auto zoomscale = ((uint32(location.zoom) & 0x0FU) << 8)
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| (uint32(location.scale) & 0x0FU);
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const auto widthheight = ((uint32(location.width) & 0xFFFFU) << 16)
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| (uint32(location.height) & 0xFFFFU);
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return Storage::Cache::Key{
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Data::kGeoPointCacheTag | (uint64(zoomscale) << 32) | widthheight,
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(uint64(base::SafeRound(
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std::abs(location.lat + 360.) * 1000000)) << 32)
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| uint64(base::SafeRound(std::abs(location.lon + 360.) * 1000000))
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};
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}
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Storage::Cache::Key AudioAlbumThumbCacheKey(
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const AudioAlbumThumbLocation &location) {
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return Storage::Cache::Key{
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Data::kAudioAlbumThumbCacheTag,
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location.documentId,
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};
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}
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} // namespace Data
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void MessageCursor::fillFrom(not_null<const Ui::InputField*> field) {
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const auto cursor = field->textCursor();
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position = cursor.position();
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anchor = cursor.anchor();
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const auto top = field->scrollTop().current();
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scroll = (top != field->scrollTopMax()) ? top : Ui::kQFixedMax;
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}
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void MessageCursor::applyTo(not_null<Ui::InputField*> field) {
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auto cursor = field->textCursor();
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cursor.setPosition(anchor, QTextCursor::MoveAnchor);
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cursor.setPosition(position, QTextCursor::KeepAnchor);
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field->setTextCursor(cursor);
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field->scrollTo(scroll);
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}
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PeerId PeerFromMessage(const MTPmessage &message) {
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return message.match([](const MTPDmessageEmpty &) {
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return PeerId(0);
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}, [](const auto &data) {
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return peerFromMTP(data.vpeer_id());
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});
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}
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MTPDmessage::Flags FlagsFromMessage(const MTPmessage &message) {
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return message.match([](const MTPDmessageEmpty &) {
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return MTPDmessage::Flags(0);
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}, [](const MTPDmessage &data) {
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return data.vflags().v;
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}, [](const MTPDmessageService &data) {
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return mtpCastFlags(data.vflags().v);
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});
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}
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MsgId IdFromMessage(const MTPmessage &message) {
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return message.match([](const auto &data) {
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return data.vid().v;
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});
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}
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TimeId DateFromMessage(const MTPmessage &message) {
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return message.match([](const MTPDmessageEmpty &) {
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return TimeId(0);
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}, [](const auto &message) {
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return message.vdate().v;
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});
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}
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BusinessShortcutId BusinessShortcutIdFromMessage(
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const MTPmessage &message) {
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return message.match([](const MTPDmessage &data) {
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return data.vquick_reply_shortcut_id().value_or_empty();
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}, [](const auto &) {
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return BusinessShortcutId();
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});
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}
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bool GoodStickerDimensions(int width, int height) {
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// Show all .webp (except very large ones) as stickers,
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// allow to open them in media viewer to see details.
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constexpr auto kLargetsStickerSide = 2560;
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return (width > 0)
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&& (height > 0)
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&& (width * height <= kLargetsStickerSide * kLargetsStickerSide);
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}
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