Added ephemeral send of media with command captions.

Telegram/SourceFiles/apiwrap.cpp

@@ -4189,6 +4189,17 @@ void ApiWrap::sendFiles(
 		SendMediaType type,
 		std::shared_ptr<SendingAlbum> album,
 		SendAction action) {
+	auto &ephemeral = _session->ephemeralMessages();
+	if (album && !ephemeral.isEphemeralBotReply(action.replyTo.messageId)) {
+		const auto peer = action.history->peer;
+		for (const auto &file : list.files) {
+			if (ephemeral.hasEphemeralCommand(peer, file.caption.text)) {
+				LOG(("API Error: "
+					"Dropped album send with ephemeral command caption."));
+				return;
+			}
+		}
+	}
 	const auto to = FileLoadTaskOptions(action);
 	if (album) {
 		album->options = to.options;

Telegram/SourceFiles/data/components/ephemeral_messages.cpp

@@ -333,6 +333,15 @@ bool EphemeralMessages::wouldSend(const Api::MessageToSend &message) const {
 		!= nullptr;
 }
 
+bool EphemeralMessages::hasEphemeralCommand(
+		not_null<PeerData*> peer,
+		const QString &text) const {
+	if (!peer->isChat() && !peer->isMegagroup()) {
+		return false;
+	}
+	return findCommandBot(peer, text.trimmed()) != nullptr;
+}
+
 bool EphemeralMessages::isEphemeralBotReply(FullMsgId replyToId) const {
 	const auto target = _session->data().message(replyToId);
 	return target && target->isEphemeral() && !target->out();
@@ -448,8 +457,30 @@ void EphemeralMessages::send(
 bool EphemeralMessages::sendMedia(
 		not_null<HistoryItem*> item,
 		const MTPInputMedia &media) {
-	const auto target = _session->data().message(item->replyTo().messageId);
+	const auto history = item->history();
+	const auto replyTo = item->replyTo();
+	const auto target = _session->data().message(replyTo.messageId);
 	if (!target || !target->isEphemeral()) {
+		const auto topicRoot = replyTo.topicRootId;
+		const auto realReply = replyTo.messageId
+			&& !(topicRoot && replyTo.messageId.msg == topicRoot);
+		if (!realReply) {
+			const auto bot = findCommandBot(
+				history->peer,
+				item->originalText().text.trimmed());
+			if (bot) {
+				request(
+					history,
+					bot,
+					item->originalText(),
+					media,
+					true,
+					0,
+					item->topicRootId(),
+					item->fullId());
+				return true;
+			}
+		}
 		return false;
 	}
 	if (!target->out()) {

Telegram/SourceFiles/data/components/ephemeral_messages.h

@@ -43,6 +43,9 @@ public:
 		not_null<const HistoryItem*> item) const;
 
 	[[nodiscard]] bool wouldSend(const Api::MessageToSend &message) const;
+	[[nodiscard]] bool hasEphemeralCommand(
+		not_null<PeerData*> peer,
+		const QString &text) const;
 	[[nodiscard]] bool isEphemeralBotReply(FullMsgId replyToId) const;
 	[[nodiscard]] bool trySend(const Api::MessageToSend &message);
 	void send(