From 1a3a0fb124a1e1f77e5b1f6e8149984e91813c89 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 25 Jan 2022 01:07:59 +0300
Subject: [PATCH] Fix caching of webm stickers in local storage.

---
 Telegram/SourceFiles/data/data_document.cpp         | 4 ++++
 Telegram/SourceFiles/storage/serialize_document.cpp | 8 +++++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/Telegram/SourceFiles/data/data_document.cpp b/Telegram/SourceFiles/data/data_document.cpp
index f61ea0fca..99974e028 100644
--- a/Telegram/SourceFiles/data/data_document.cpp
+++ b/Telegram/SourceFiles/data/data_document.cpp
@@ -1400,6 +1400,10 @@ TimeId DocumentData::getDuration() const {
 		return std::max(voice->duration, 0);
 	} else if (isAnimation() || isVideoFile()) {
 		return std::max(_duration, 0);
+	} else if (const auto sticker = this->sticker()) {
+		if (sticker->isWebm()) {
+			return std::max(_duration, 0);
+		}
 	}
 	return -1;
 }
diff --git a/Telegram/SourceFiles/storage/serialize_document.cpp b/Telegram/SourceFiles/storage/serialize_document.cpp
index 4492b7bf6..50e4c51ac 100644
--- a/Telegram/SourceFiles/storage/serialize_document.cpp
+++ b/Telegram/SourceFiles/storage/serialize_document.cpp
@@ -18,7 +18,7 @@ namespace Serialize {
 namespace {
 
 constexpr auto kVersionTag = int32(0x7FFFFFFF);
-constexpr auto kVersion = 2;
+constexpr auto kVersion = 3;
 
 enum StickerSetType {
 	StickerSetTypeEmpty = 0,
@@ -43,9 +43,8 @@ void Document::writeToStream(QDataStream &stream, DocumentData *document) {
 		} else {
 			stream << qint32(StickerSetTypeEmpty);
 		}
-	} else {
-		stream << qint32(document->getDuration());
 	}
+	stream << qint32(document->getDuration());
 	writeImageLocation(stream, document->thumbnailLocation());
 	stream << qint32(document->thumbnailByteSize());
 	writeImageLocation(stream, document->videoThumbnailLocation());
@@ -115,6 +114,9 @@ DocumentData *Document::readFromStreamHelper(
 			} break;
 			}
 		}
+		if (version >= 3) {
+			stream >> duration;
+		}
 	} else {
 		stream >> duration;
 		if (type == AnimatedDocument) {