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Fix possible crash in Settings of crashed web-app.

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Fixes #27943.
This commit is contained in:
John Preston 2024-05-20 09:20:52 +04:00
parent 36db1105a2
commit f4864cddc9
1 changed files with 6 additions and 1 deletions
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7
Telegram/SourceFiles/ui/chat/attach/attach_bot_webview.cpp
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@ -505,7 +505,7 @@ bool Panel::showWebview(
_webview->window.navigate(url); _webview->window.navigate(url);
_widget->setBackAllowed(allowBack); _widget->setBackAllowed(allowBack);
_widget->setMenuAllowed([=](const Ui::Menu::MenuCallback &callback) { _widget->setMenuAllowed([=](const Ui::Menu::MenuCallback &callback) {
if (_hasSettingsButton) { if (_webview && _webview->window.widget() && _hasSettingsButton) {
callback(tr::lng_bot_settings(tr::now), [=] { callback(tr::lng_bot_settings(tr::now), [=] {
postEvent("settings_button_pressed"); postEvent("settings_button_pressed");
}, &st::menuIconSettings); }, &st::menuIconSettings);
@ -1294,6 +1294,11 @@ void Panel::postEvent(const QString &event) {
} }
void Panel::postEvent(const QString &event, EventData data) { void Panel::postEvent(const QString &event, EventData data) {
if (!_webview) {
LOG(("BotWebView Error: Post event \"%1\" on crashed webview."
).arg(event));
return;
}
auto written = v::is<QString>(data) auto written = v::is<QString>(data)
? v::get<QString>(data).toUtf8() ? v::get<QString>(data).toUtf8()
: QJsonDocument( : QJsonDocument(