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Fix possible crash in global media search.

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This commit is contained in:
John Preston 2024-12-20 21:06:17 +04:00
parent 188d65d700
commit 82e890746b
1 changed files with 6 additions and 2 deletions
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8
Telegram/SourceFiles/info/global_media/info_global_media_provider.cpp
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@ -240,7 +240,7 @@ rpl::producer<GlobalMediaSlice> Provider::source(
auto lifetime = rpl::lifetime();
const auto session = &_controller->session();
struct State {
struct State : base::has_weak_ptr {
State(not_null<Main::Session*> session) : session(session) {
}
~State() {
@ -252,11 +252,15 @@ rpl::producer<GlobalMediaSlice> Provider::source(
mtpRequestId requestId = 0;
};
const auto state = lifetime.make_state<State>(session);
const auto guard = base::make_weak(state);
state->pushAndLoadMore = [=] {
auto result = fillRequest(aroundId, limitBefore, limitAfter);
// May destroy 'state' by calling source() with different args.
consumer.put_next(std::move(result.slice));
if (!currentList()->loaded && result.notEnough) {
if (guard && !currentList()->loaded && result.notEnough) {
state->requestId = requestMore(state->pushAndLoadMore);
}
};