99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/DialogSource.h"
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#include "td/utils/misc.h"
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#include "td/utils/SliceBuilder.h"
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namespace td {
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DialogSource DialogSource::mtproto_proxy() {
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DialogSource result;
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result.type_ = Type::MtprotoProxy;
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return result;
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}
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DialogSource DialogSource::public_service_announcement(string psa_type, string psa_text) {
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DialogSource result;
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result.type_ = Type::PublicServiceAnnouncement;
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result.psa_type_ = std::move(psa_type);
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result.psa_text_ = std::move(psa_text);
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return result;
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}
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Result<DialogSource> DialogSource::unserialize(Slice str) {
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if (str.empty()) {
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// legacy
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return mtproto_proxy();
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}
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auto type_data = split(str);
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TRY_RESULT(type, to_integer_safe<int32>(type_data.first));
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switch (type) {
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case static_cast<int32>(Type::MtprotoProxy):
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return mtproto_proxy();
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case static_cast<int32>(Type::PublicServiceAnnouncement): {
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auto data = split(type_data.second, '\x01');
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return public_service_announcement(data.first.str(), data.second.str());
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}
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default:
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return Status::Error("Unexpected chat source type");
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}
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}
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string DialogSource::serialize() const {
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switch (type_) {
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case DialogSource::Type::Membership:
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UNREACHABLE();
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return "";
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case DialogSource::Type::MtprotoProxy:
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return "1";
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case DialogSource::Type::PublicServiceAnnouncement:
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return PSTRING() << "2 " << psa_type_ << '\x01' << psa_text_;
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default:
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UNREACHABLE();
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return "";
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}
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}
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td_api::object_ptr<td_api::ChatSource> DialogSource::get_chat_source_object() const {
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switch (type_) {
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case DialogSource::Type::Membership:
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return nullptr;
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case DialogSource::Type::MtprotoProxy:
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return td_api::make_object<td_api::chatSourceMtprotoProxy>();
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case DialogSource::Type::PublicServiceAnnouncement:
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return td_api::make_object<td_api::chatSourcePublicServiceAnnouncement>(psa_type_, psa_text_);
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default:
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UNREACHABLE();
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return nullptr;
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}
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}
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bool operator==(const DialogSource &lhs, const DialogSource &rhs) {
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return lhs.type_ == rhs.type_ && lhs.psa_type_ == rhs.psa_type_ && lhs.psa_text_ == rhs.psa_text_;
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}
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bool operator!=(const DialogSource &lhs, const DialogSource &rhs) {
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return !(lhs == rhs);
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}
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StringBuilder &operator<<(StringBuilder &string_builder, const DialogSource &source) {
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switch (source.type_) {
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case DialogSource::Type::Membership:
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return string_builder << "chat list";
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case DialogSource::Type::MtprotoProxy:
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return string_builder << "MTProto proxy sponsor";
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case DialogSource::Type::PublicServiceAnnouncement:
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return string_builder << "public service announcement of type " << source.psa_type_;
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default:
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UNREACHABLE();
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return string_builder;
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}
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}
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} // namespace td
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