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Code Issues Releases Wiki Activity

added chat backgrounds

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This commit is contained in:
John Preston
2015-02-03 18:02:46 +03:00
parent a8e9c1b9e2
commit 70e85529c7
28 changed files with 1098 additions and 58 deletions
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61
Telegram/SourceFiles/localstorage.cpp
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@@ -442,6 +442,7 @@ namespace {
lskStickers, // data: StorageKey location
lskAudios, // data: StorageKey location
lskRecentStickers, // no data
lskBackground, // no data
};
typedef QMap<PeerId, FileKey> DraftsMap;
@@ -457,6 +458,9 @@ namespace {
FileKey _locationsKey = 0;
FileKey _recentStickersKey = 0;
FileKey _backgroundKey = 0;
bool _backgroundWasRead = false;
typedef QPair<FileKey, qint32> FileDesc; // file, size
typedef QMap<StorageKey, FileDesc> StorageMap;
@@ -584,7 +588,7 @@ namespace {
DraftsNotReadMap draftsNotReadMap;
StorageMap imagesMap, stickersMap, audiosMap;
qint64 storageImagesSize = 0, storageStickersSize = 0, storageAudiosSize = 0;
quint64 locationsKey = 0, recentStickersKey = 0;
quint64 locationsKey = 0, recentStickersKey = 0, backgroundKey = 0;
while (!map.stream.atEnd()) {
quint32 keyType;
map.stream >> keyType;
@@ -652,6 +656,9 @@ namespace {
case lskRecentStickers: {
map.stream >> recentStickersKey;
} break;
case lskBackground: {
map.stream >> backgroundKey;
} break;
default:
LOG(("App Error: unknown key type in encrypted map: %1").arg(keyType));
return Local::ReadMapFailed;
@@ -675,6 +682,7 @@ namespace {
_locationsKey = locationsKey;
_recentStickersKey = recentStickersKey;
_backgroundKey = backgroundKey;
_oldMapVersion = mapData.version;
if (_oldMapVersion < AppVersion) {
_mapChanged = true;
@@ -732,6 +740,7 @@ namespace {
if (!_audiosMap.isEmpty()) mapSize += sizeof(quint32) * 2 + _audiosMap.size() * (sizeof(quint64) * 3 + sizeof(qint32));
if (_locationsKey) mapSize += sizeof(quint32) + sizeof(quint64);
if (_recentStickersKey) mapSize += sizeof(quint32) + sizeof(quint64);
if (_backgroundKey) mapSize += sizeof(quint32) + sizeof(quint64);
EncryptedDescriptor mapData(mapSize);
if (!_draftsMap.isEmpty()) {
mapData.stream << quint32(lskDraft) << quint32(_draftsMap.size());
@@ -769,6 +778,9 @@ namespace {
if (_recentStickersKey) {
mapData.stream << quint32(lskRecentStickers) << quint64(_recentStickersKey);
}
if (_backgroundKey) {
mapData.stream << quint32(lskBackground) << quint64(_backgroundKey);
}
map.writeEncrypted(mapData);
map.finish();
@@ -1282,6 +1294,53 @@ namespace Local {
cSetRecentStickers(recent);
}
void writeBackground(int32 id, const QImage &img) {
if (!_working()) return;
QByteArray png;
{
QBuffer buf(&png);
if (!img.save(&buf, "BMP")) return;
}
if (!_backgroundKey) {
_backgroundKey = genKey();
_mapChanged = true;
_writeMap(WriteMapFast);
}
quint32 size = sizeof(qint32) + sizeof(quint32) + sizeof(quint32) + png.size();
EncryptedDescriptor data(size);
data.stream << qint32(id) << png;
FileWriteDescriptor file(_backgroundKey);
file.writeEncrypted(data);
}
bool readBackground() {
if (_backgroundWasRead) return false;
_backgroundWasRead = true;
FileReadDescriptor bg;
if (!readEncryptedFile(bg, toFilePart(_backgroundKey))) {
clearKey(_backgroundKey);
_backgroundKey = 0;
_writeMap();
return false;
}
QByteArray pngData;
qint32 id;
bg.stream >> id >> pngData;
QImage img;
QBuffer buf(&pngData);
QImageReader reader(&buf);
if (reader.read(&img)) {
App::initBackground(id, img, true);
return true;
}
return false;
}
struct ClearManagerData {
QThread *thread;
StorageMap images, stickers, audios;