1106 lines
36 KiB
C++
1106 lines
36 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include <rpl/details/callable.h>
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class RPCError {
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public:
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RPCError(const MTPrpcError &error) : _code(error.c_rpc_error().verror_code.v) {
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QString text = qs(error.c_rpc_error().verror_message);
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if (_code < 0 || _code >= 500) {
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_type = qsl("INTERNAL_SERVER_ERROR");
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_description = text;
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} else {
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auto m = QRegularExpression("^([A-Z0-9_]+)(: .*)?$", reMultiline).match(text);
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if (m.hasMatch()) {
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_type = m.captured(1);
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_description = m.captured(2).mid(2);
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} else {
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_type = qsl("CLIENT_BAD_RPC_ERROR");
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_description = qsl("Bad rpc error received, text = '") + text + '\'';
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}
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}
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}
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int32 code() const {
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return _code;
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}
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const QString &type() const {
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return _type;
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}
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const QString &description() const {
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return _description;
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}
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enum {
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NoError,
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TimeoutError
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};
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private:
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int32 _code;
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QString _type, _description;
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};
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namespace MTP {
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inline bool isFloodError(const RPCError &error) {
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return error.type().startsWith(qstr("FLOOD_WAIT_"));
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}
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inline bool isTemporaryError(const RPCError &error) {
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return error.code() < 0 || error.code() >= 500 || isFloodError(error);
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}
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inline bool isDefaultHandledError(const RPCError &error) {
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return isTemporaryError(error);
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}
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} // namespace MTP
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class RPCAbstractDoneHandler { // abstract done
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public:
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virtual void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) = 0;
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virtual ~RPCAbstractDoneHandler() {
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}
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};
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using RPCDoneHandlerPtr = QSharedPointer<RPCAbstractDoneHandler>;
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class RPCAbstractFailHandler { // abstract fail
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public:
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virtual bool operator()(mtpRequestId requestId, const RPCError &e) = 0;
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virtual ~RPCAbstractFailHandler() {
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}
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};
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using RPCFailHandlerPtr = QSharedPointer<RPCAbstractFailHandler>;
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struct RPCResponseHandler {
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RPCResponseHandler() {
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}
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RPCResponseHandler(const RPCDoneHandlerPtr &ondone, const RPCFailHandlerPtr &onfail) : onDone(ondone), onFail(onfail) {
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}
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RPCDoneHandlerPtr onDone;
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RPCFailHandlerPtr onFail;
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};
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inline RPCResponseHandler rpcCb(const RPCDoneHandlerPtr &onDone = RPCDoneHandlerPtr(), const RPCFailHandlerPtr &onFail = RPCFailHandlerPtr()) {
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return RPCResponseHandler(onDone, onFail);
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}
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template <typename TReturn>
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class RPCDoneHandlerBare : public RPCAbstractDoneHandler { // done(from, end)
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using CallbackType = TReturn (*)(const mtpPrime *, const mtpPrime *);
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public:
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RPCDoneHandlerBare(CallbackType onDone) : _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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(*_onDone)(from, end);
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn>
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class RPCDoneHandlerBareReq : public RPCAbstractDoneHandler { // done(from, end, req_id)
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using CallbackType = TReturn (*)(const mtpPrime *, const mtpPrime *, mtpRequestId);
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public:
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RPCDoneHandlerBareReq(CallbackType onDone) : _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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(*_onDone)(from, end, requestId);
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn, typename TResponse>
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class RPCDoneHandlerPlain : public RPCAbstractDoneHandler { // done(result)
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using CallbackType = TReturn (*)(const TResponse &);
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public:
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RPCDoneHandlerPlain(CallbackType onDone) : _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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auto response = TResponse();
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response.read(from, end);
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(*_onDone)(std::move(response));
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn, typename TResponse>
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class RPCDoneHandlerReq : public RPCAbstractDoneHandler { // done(result, req_id)
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using CallbackType = TReturn (*)(const TResponse &, mtpRequestId);
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public:
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RPCDoneHandlerReq(CallbackType onDone) : _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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auto response = TResponse();
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response.read(from, end);
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(*_onDone)(std::move(response), requestId);
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn>
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class RPCDoneHandlerNo : public RPCAbstractDoneHandler { // done()
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using CallbackType = TReturn (*)();
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public:
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RPCDoneHandlerNo(CallbackType onDone) : _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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(*_onDone)();
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn>
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class RPCDoneHandlerNoReq : public RPCAbstractDoneHandler { // done(req_id)
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using CallbackType = TReturn (*)(mtpRequestId);
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public:
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RPCDoneHandlerNoReq(CallbackType onDone) : _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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(*_onDone)(requestId);
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}
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private:
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CallbackType _onDone;
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};
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class RPCFailHandlerPlain : public RPCAbstractFailHandler { // fail(error)
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using CallbackType = bool (*)(const RPCError &);
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public:
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RPCFailHandlerPlain(CallbackType onFail) : _onFail(onFail) {
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}
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bool operator()(mtpRequestId requestId, const RPCError &e) override {
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return (*_onFail)(e);
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}
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private:
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CallbackType _onFail;
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};
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class RPCFailHandlerReq : public RPCAbstractFailHandler { // fail(error, req_id)
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using CallbackType = bool (*)(const RPCError &, mtpRequestId);
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public:
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RPCFailHandlerReq(CallbackType onFail) : _onFail(onFail) {
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}
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bool operator()(mtpRequestId requestId, const RPCError &e) override {
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return (*_onFail)(e, requestId);
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}
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private:
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CallbackType _onFail;
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};
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class RPCFailHandlerNo : public RPCAbstractFailHandler { // fail()
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using CallbackType = bool (*)();
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public:
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RPCFailHandlerNo(CallbackType onFail) : _onFail(onFail) {
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}
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bool operator()(mtpRequestId requestId, const RPCError &e) override {
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return (*_onFail)();
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}
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private:
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CallbackType _onFail;
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};
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class RPCFailHandlerNoReq : public RPCAbstractFailHandler { // fail(req_id)
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using CallbackType = bool (*)(mtpRequestId);
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public:
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RPCFailHandlerNoReq(CallbackType onFail) : _onFail(onFail) {
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}
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bool operator()(mtpRequestId requestId, const RPCError &e) override {
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return (*_onFail)(requestId);
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}
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private:
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CallbackType _onFail;
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};
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struct RPCCallbackClear {
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RPCCallbackClear(mtpRequestId id = 0, int32 code = RPCError::NoError) : requestId(id), errorCode(code) {
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}
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mtpRequestId requestId;
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int32 errorCode;
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};
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using RPCCallbackClears = QVector<RPCCallbackClear> ;
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template <typename TReturn>
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inline RPCDoneHandlerPtr rpcDone(TReturn (*onDone)(const mtpPrime *, const mtpPrime *)) { // done(from, end)
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return RPCDoneHandlerPtr(new RPCDoneHandlerBare<TReturn>(onDone));
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}
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template <typename TReturn>
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inline RPCDoneHandlerPtr rpcDone(TReturn (*onDone)(const mtpPrime *, const mtpPrime *, mtpRequestId)) { // done(from, end, req_id)
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return RPCDoneHandlerPtr(new RPCDoneHandlerBareReq<TReturn>(onDone));
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}
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template <typename TReturn, typename TResponse>
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inline RPCDoneHandlerPtr rpcDone(TReturn (*onDone)(const TResponse &)) { // done(result)
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return RPCDoneHandlerPtr(new RPCDoneHandlerPlain<TReturn, TResponse>(onDone));
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}
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template <typename TReturn, typename TResponse>
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inline RPCDoneHandlerPtr rpcDone(TReturn (*onDone)(const TResponse &, mtpRequestId)) { // done(result, req_id)
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return RPCDoneHandlerPtr(new RPCDoneHandlerReq<TReturn, TResponse>(onDone));
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}
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template <typename TReturn>
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inline RPCDoneHandlerPtr rpcDone(TReturn (*onDone)()) { // done()
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return RPCDoneHandlerPtr(new RPCDoneHandlerNo<TReturn>(onDone));
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}
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template <typename TReturn>
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inline RPCDoneHandlerPtr rpcDone(TReturn (*onDone)(mtpRequestId)) { // done(req_id)
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return RPCDoneHandlerPtr(new RPCDoneHandlerNoReq<TReturn>(onDone));
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}
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inline RPCFailHandlerPtr rpcFail(bool (*onFail)(const RPCError &)) { // fail(error)
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return RPCFailHandlerPtr(new RPCFailHandlerPlain(onFail));
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}
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inline RPCFailHandlerPtr rpcFail(bool (*onFail)(const RPCError &, mtpRequestId)) { // fail(error, req_id)
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return RPCFailHandlerPtr(new RPCFailHandlerReq(onFail));
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}
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inline RPCFailHandlerPtr rpcFail(bool (*onFail)()) { // fail()
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return RPCFailHandlerPtr(new RPCFailHandlerNo(onFail));
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}
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inline RPCFailHandlerPtr rpcFail(bool (*onFail)(mtpRequestId)) { // fail(req_id)
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return RPCFailHandlerPtr(new RPCFailHandlerNoReq(onFail));
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}
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class RPCSender;
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class RPCOwnedDoneHandler : public RPCAbstractDoneHandler { // abstract done
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public:
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RPCOwnedDoneHandler(RPCSender *owner);
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void invalidate() {
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_owner = nullptr;
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}
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~RPCOwnedDoneHandler();
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protected:
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RPCSender *_owner = nullptr;
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};
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class RPCOwnedFailHandler : public RPCAbstractFailHandler { // abstract fail
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public:
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RPCOwnedFailHandler(RPCSender *owner);
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void invalidate() {
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_owner = nullptr;
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}
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~RPCOwnedFailHandler();
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protected:
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RPCSender *_owner = nullptr;
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};
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template <typename TReturn, typename TReceiver>
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class RPCDoneHandlerBareOwned : public RPCOwnedDoneHandler { // done(from, end)
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using CallbackType = TReturn (TReceiver::*)(const mtpPrime *, const mtpPrime *);
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public:
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RPCDoneHandlerBareOwned(TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)(from, end);
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn, typename TReceiver>
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class RPCDoneHandlerBareOwnedReq : public RPCOwnedDoneHandler { // done(from, end, req_id)
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using CallbackType = TReturn (TReceiver::*)(const mtpPrime *, const mtpPrime *, mtpRequestId);
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public:
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RPCDoneHandlerBareOwnedReq(TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)(from, end, requestId);
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn, typename TReceiver, typename TResponse>
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class RPCDoneHandlerOwned : public RPCOwnedDoneHandler { // done(result)
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using CallbackType = TReturn (TReceiver::*)(const TResponse &);
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public:
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RPCDoneHandlerOwned(TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) {
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auto response = TResponse();
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response.read(from, end);
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(static_cast<TReceiver*>(_owner)->*_onDone)(std::move(response));
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}
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn, typename TReceiver, typename TResponse>
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class RPCDoneHandlerOwnedReq : public RPCOwnedDoneHandler { // done(result, req_id)
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using CallbackType = TReturn (TReceiver::*)(const TResponse &, mtpRequestId);
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public:
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RPCDoneHandlerOwnedReq(TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) {
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auto response = TResponse();
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response.read(from, end);
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(static_cast<TReceiver*>(_owner)->*_onDone)(std::move(response), requestId);
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}
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn, typename TReceiver>
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class RPCDoneHandlerOwnedNo : public RPCOwnedDoneHandler { // done()
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using CallbackType = TReturn (TReceiver::*)();
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public:
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RPCDoneHandlerOwnedNo(TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)();
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}
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private:
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CallbackType _onDone;
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};
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template <typename TReturn, typename TReceiver>
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class RPCDoneHandlerOwnedNoReq : public RPCOwnedDoneHandler { // done(req_id)
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using CallbackType = TReturn (TReceiver::*)(mtpRequestId);
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public:
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RPCDoneHandlerOwnedNoReq(TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)(requestId);
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}
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private:
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CallbackType _onDone;
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};
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template <typename T, typename TReturn, typename TReceiver>
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class RPCBindedDoneHandlerBareOwned : public RPCOwnedDoneHandler { // done(b, from, end)
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using CallbackType = TReturn (TReceiver::*)(T, const mtpPrime *, const mtpPrime *);
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public:
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RPCBindedDoneHandlerBareOwned(T b, TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _b(b), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)(_b, from, end);
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}
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private:
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CallbackType _onDone;
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T _b;
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};
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template <typename T, typename TReturn, typename TReceiver>
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class RPCBindedDoneHandlerBareOwnedReq : public RPCOwnedDoneHandler { // done(b, from, end, req_id)
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using CallbackType = TReturn (TReceiver::*)(T, const mtpPrime *, const mtpPrime *, mtpRequestId);
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public:
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RPCBindedDoneHandlerBareOwnedReq(T b, TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _b(b), _onDone(onDone) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)(_b, from, end, requestId);
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}
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private:
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CallbackType _onDone;
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T _b;
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};
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template <typename T, typename TReturn, typename TReceiver, typename TResponse>
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class RPCBindedDoneHandlerOwned : public RPCOwnedDoneHandler { // done(b, result)
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using CallbackType = TReturn (TReceiver::*)(T, const TResponse &);
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public:
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RPCBindedDoneHandlerOwned(T b, TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone), _b(b) {
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}
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void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
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if (_owner) {
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auto response = TResponse();
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response.read(from, end);
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(static_cast<TReceiver*>(_owner)->*_onDone)(_b, std::move(response));
|
|
}
|
|
}
|
|
|
|
private:
|
|
CallbackType _onDone;
|
|
T _b;
|
|
|
|
};
|
|
|
|
template <typename T, typename TReturn, typename TReceiver, typename TResponse>
|
|
class RPCBindedDoneHandlerOwnedReq : public RPCOwnedDoneHandler { // done(b, result, req_id)
|
|
using CallbackType = TReturn (TReceiver::*)(T, const TResponse &, mtpRequestId);
|
|
|
|
public:
|
|
RPCBindedDoneHandlerOwnedReq(T b, TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _onDone(onDone), _b(b) {
|
|
}
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
if (_owner) {
|
|
auto response = TResponse();
|
|
response.read(from, end);
|
|
(static_cast<TReceiver*>(_owner)->*_onDone)(_b, std::move(response), requestId);
|
|
}
|
|
}
|
|
|
|
private:
|
|
CallbackType _onDone;
|
|
T _b;
|
|
|
|
};
|
|
|
|
template <typename T, typename TReturn, typename TReceiver>
|
|
class RPCBindedDoneHandlerOwnedNo : public RPCOwnedDoneHandler { // done(b)
|
|
using CallbackType = TReturn (TReceiver::*)(T);
|
|
|
|
public:
|
|
RPCBindedDoneHandlerOwnedNo(T b, TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _b(b), _onDone(onDone) {
|
|
}
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)(_b);
|
|
}
|
|
|
|
private:
|
|
CallbackType _onDone;
|
|
T _b;
|
|
|
|
};
|
|
|
|
template <typename T, typename TReturn, typename TReceiver>
|
|
class RPCBindedDoneHandlerOwnedNoReq : public RPCOwnedDoneHandler { // done(b, req_id)
|
|
using CallbackType = TReturn (TReceiver::*)(T, mtpRequestId);
|
|
|
|
public:
|
|
RPCBindedDoneHandlerOwnedNoReq(T b, TReceiver *receiver, CallbackType onDone) : RPCOwnedDoneHandler(receiver), _b(b), _onDone(onDone) {
|
|
}
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
if (_owner) (static_cast<TReceiver*>(_owner)->*_onDone)(_b, requestId);
|
|
}
|
|
|
|
private:
|
|
CallbackType _onDone;
|
|
T _b;
|
|
|
|
};
|
|
|
|
template <typename TReceiver>
|
|
class RPCFailHandlerOwned : public RPCOwnedFailHandler { // fail(error)
|
|
using CallbackType = bool (TReceiver::*)(const RPCError &);
|
|
|
|
public:
|
|
RPCFailHandlerOwned(TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)(e) : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
|
|
};
|
|
|
|
template <typename TReceiver>
|
|
class RPCFailHandlerOwnedReq : public RPCOwnedFailHandler { // fail(error, req_id)
|
|
using CallbackType = bool (TReceiver::*)(const RPCError &, mtpRequestId);
|
|
|
|
public:
|
|
RPCFailHandlerOwnedReq(TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)(e, requestId) : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
|
|
};
|
|
|
|
template <typename TReceiver>
|
|
class RPCFailHandlerOwnedNo : public RPCOwnedFailHandler { // fail()
|
|
using CallbackType = bool (TReceiver::*)();
|
|
|
|
public:
|
|
RPCFailHandlerOwnedNo(TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)() : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
|
|
};
|
|
|
|
template <typename TReceiver>
|
|
class RPCFailHandlerOwnedNoReq : public RPCOwnedFailHandler { // fail(req_id)
|
|
using CallbackType = bool (TReceiver::*)(mtpRequestId);
|
|
|
|
public:
|
|
RPCFailHandlerOwnedNoReq(TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)(requestId) : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
|
|
};
|
|
|
|
template <typename T, typename TReceiver>
|
|
class RPCBindedFailHandlerOwned : public RPCOwnedFailHandler { // fail(b, error)
|
|
using CallbackType = bool (TReceiver::*)(T, const RPCError &);
|
|
|
|
public:
|
|
RPCBindedFailHandlerOwned(T b, TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail), _b(b) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)(_b, e) : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
T _b;
|
|
|
|
};
|
|
|
|
template <typename T, typename TReceiver>
|
|
class RPCBindedFailHandlerOwnedReq : public RPCOwnedFailHandler { // fail(b, error, req_id)
|
|
using CallbackType = bool (TReceiver::*)(T, const RPCError &, mtpRequestId);
|
|
|
|
public:
|
|
RPCBindedFailHandlerOwnedReq(T b, TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail), _b(b) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)(_b, e, requestId) : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
T _b;
|
|
|
|
};
|
|
|
|
template <typename T, typename TReceiver>
|
|
class RPCBindedFailHandlerOwnedNo : public RPCOwnedFailHandler { // fail(b)
|
|
using CallbackType = bool (TReceiver::*)(T);
|
|
|
|
public:
|
|
RPCBindedFailHandlerOwnedNo(T b, TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail), _b(b) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)(_b) : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
T _b;
|
|
|
|
};
|
|
|
|
template <typename T, typename TReceiver>
|
|
class RPCBindedFailHandlerOwnedNoReq : public RPCOwnedFailHandler { // fail(b, req_id)
|
|
using CallbackType = bool (TReceiver::*)(T, mtpRequestId);
|
|
|
|
public:
|
|
RPCBindedFailHandlerOwnedNoReq(T b, TReceiver *receiver, CallbackType onFail) : RPCOwnedFailHandler(receiver), _onFail(onFail), _b(b) {
|
|
}
|
|
bool operator()(mtpRequestId requestId, const RPCError &e) override {
|
|
return _owner ? (static_cast<TReceiver*>(_owner)->*_onFail)(_b, requestId) : true;
|
|
}
|
|
|
|
private:
|
|
CallbackType _onFail;
|
|
T _b;
|
|
|
|
};
|
|
|
|
class RPCSender {
|
|
using DoneHandlers = QSet<RPCOwnedDoneHandler*>;
|
|
DoneHandlers _rpcDoneHandlers;
|
|
using FailHandlers = QSet<RPCOwnedFailHandler*>;
|
|
FailHandlers _rpcFailHandlers;
|
|
|
|
void _rpcRegHandler(RPCOwnedDoneHandler *handler) {
|
|
_rpcDoneHandlers.insert(handler);
|
|
}
|
|
|
|
void _rpcUnregHandler(RPCOwnedDoneHandler *handler) {
|
|
_rpcDoneHandlers.remove(handler);
|
|
}
|
|
|
|
void _rpcRegHandler(RPCOwnedFailHandler *handler) {
|
|
_rpcFailHandlers.insert(handler);
|
|
}
|
|
|
|
void _rpcUnregHandler(RPCOwnedFailHandler *handler) {
|
|
_rpcFailHandlers.remove(handler);
|
|
}
|
|
|
|
friend class RPCOwnedDoneHandler;
|
|
friend class RPCOwnedFailHandler;
|
|
|
|
public:
|
|
template <typename TReturn, typename TReceiver> // done(from, end)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(const mtpPrime *, const mtpPrime *)) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerBareOwned<TReturn, TReceiver>(static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename TReturn, typename TReceiver> // done(from, end, req_id)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(const mtpPrime *, const mtpPrime *, mtpRequestId)) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerBareOwnedReq<TReturn, TReceiver>(static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename TReturn, typename TReceiver, typename TResponse> // done(result)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(const TResponse &)) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerOwned<TReturn, TReceiver, TResponse>(static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename TReturn, typename TReceiver, typename TResponse> // done(result, req_id)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(const TResponse &, mtpRequestId)) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerOwnedReq<TReturn, TReceiver, TResponse>(static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename TReturn, typename TReceiver> // done()
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)()) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerOwnedNo<TReturn, TReceiver>(static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename TReturn, typename TReceiver> // done(req_id)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(mtpRequestId)) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerOwnedNoReq<TReturn, TReceiver>(static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename TReceiver> // fail(error)
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)(const RPCError &)) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerOwned<TReceiver>(static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
template <typename TReceiver> // fail(error, req_id)
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)(const RPCError &, mtpRequestId)) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerOwnedReq<TReceiver>(static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
template <typename TReceiver> // fail()
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)()) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerOwnedNo<TReceiver>(static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
template <typename TReceiver> // fail(req_id)
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)(mtpRequestId)) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerOwnedNo<TReceiver>(static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
template <typename T, typename TReturn, typename TReceiver> // done(b, from, end)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(T, const mtpPrime *, const mtpPrime *), T b) {
|
|
return RPCDoneHandlerPtr(new RPCBindedDoneHandlerBareOwned<T, TReturn, TReceiver>(b, static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename T, typename TReturn, typename TReceiver> // done(b, from, end, req_id)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(T, const mtpPrime *, const mtpPrime *, mtpRequestId), T b) {
|
|
return RPCDoneHandlerPtr(new RPCBindedDoneHandlerBareOwnedReq<T, TReturn, TReceiver>(b, static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename T, typename TReturn, typename TReceiver, typename TResponse> // done(b, result)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(T, const TResponse &), T b) {
|
|
return RPCDoneHandlerPtr(new RPCBindedDoneHandlerOwned<T, TReturn, TReceiver, TResponse>(b, static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename T, typename TReturn, typename TReceiver, typename TResponse> // done(b, result, req_id)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(T, const TResponse &, mtpRequestId), T b) {
|
|
return RPCDoneHandlerPtr(new RPCBindedDoneHandlerOwnedReq<T, TReturn, TReceiver, TResponse>(b, static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename T, typename TReturn, typename TReceiver> // done(b)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(T), T b) {
|
|
return RPCDoneHandlerPtr(new RPCBindedDoneHandlerOwnedNo<T, TReturn, TReceiver>(b, static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename T, typename TReturn, typename TReceiver> // done(b, req_id)
|
|
RPCDoneHandlerPtr rpcDone(TReturn (TReceiver::*onDone)(T, mtpRequestId), T b) {
|
|
return RPCDoneHandlerPtr(new RPCBindedDoneHandlerOwnedNoReq<T, TReturn, TReceiver>(b, static_cast<TReceiver*>(this), onDone));
|
|
}
|
|
|
|
template <typename T, typename TReceiver> // fail(b, error)
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)(T, const RPCError &), T b) {
|
|
return RPCFailHandlerPtr(new RPCBindedFailHandlerOwned<T, TReceiver>(b, static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
template <typename T, typename TReceiver> // fail(b, error, req_id)
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)(T, const RPCError &, mtpRequestId), T b) {
|
|
return RPCFailHandlerPtr(new RPCBindedFailHandlerOwnedReq<T, TReceiver>(b, static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
template <typename T, typename TReceiver> // fail(b)
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)(T), T b) {
|
|
return RPCFailHandlerPtr(new RPCBindedFailHandlerOwnedNo<T, TReceiver>(b, static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
template <typename T, typename TReceiver> // fail(b, req_id)
|
|
RPCFailHandlerPtr rpcFail(bool (TReceiver::*onFail)(T, mtpRequestId), T b) {
|
|
return RPCFailHandlerPtr(new RPCBindedFailHandlerOwnedNo<T, TReceiver>(b, static_cast<TReceiver*>(this), onFail));
|
|
}
|
|
|
|
virtual void rpcClear() {
|
|
rpcInvalidate();
|
|
}
|
|
|
|
virtual ~RPCSender() {
|
|
rpcInvalidate();
|
|
}
|
|
|
|
protected:
|
|
void rpcInvalidate() {
|
|
for (auto handler : base::take(_rpcDoneHandlers)) {
|
|
handler->invalidate();
|
|
}
|
|
for (auto handler : base::take(_rpcFailHandlers)) {
|
|
handler->invalidate();
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
using MTPStateChangedHandler = void (*)(int32 dcId, int32 state);
|
|
using MTPSessionResetHandler = void (*)(int32 dcId);
|
|
|
|
template <typename Base, typename FunctionType>
|
|
class RPCHandlerImplementation : public Base {
|
|
protected:
|
|
using Lambda = base::lambda_once<FunctionType>;
|
|
using Parent = RPCHandlerImplementation<Base, FunctionType>;
|
|
|
|
public:
|
|
RPCHandlerImplementation(Lambda handler) : _handler(std::move(handler)) {
|
|
}
|
|
|
|
protected:
|
|
Lambda _handler;
|
|
|
|
};
|
|
|
|
template <typename FunctionType>
|
|
using RPCDoneHandlerImplementation = RPCHandlerImplementation<RPCAbstractDoneHandler, FunctionType>;
|
|
|
|
template <typename R>
|
|
class RPCDoneHandlerImplementationBare : public RPCDoneHandlerImplementation<R(const mtpPrime*, const mtpPrime*)> { // done(from, end)
|
|
public:
|
|
using RPCDoneHandlerImplementation<R(const mtpPrime*, const mtpPrime*)>::Parent::Parent;
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
return this->_handler ? this->_handler(from, end) : void(0);
|
|
}
|
|
|
|
};
|
|
|
|
template <typename R>
|
|
class RPCDoneHandlerImplementationBareReq : public RPCDoneHandlerImplementation<R(const mtpPrime*, const mtpPrime*, mtpRequestId)> { // done(from, end, req_id)
|
|
public:
|
|
using RPCDoneHandlerImplementation<R(const mtpPrime*, const mtpPrime*, mtpRequestId)>::Parent::Parent;
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
return this->_handler ? this->_handler(from, end, requestId) : void(0);
|
|
}
|
|
|
|
};
|
|
|
|
template <typename R, typename TResponse>
|
|
class RPCDoneHandlerImplementationPlain : public RPCDoneHandlerImplementation<R(const TResponse&)> { // done(result)
|
|
public:
|
|
using RPCDoneHandlerImplementation<R(const TResponse&)>::Parent::Parent;
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
if (this->_handler) {
|
|
auto response = TResponse();
|
|
response.read(from, end);
|
|
this->_handler(std::move(response));
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
template <typename R, typename TResponse>
|
|
class RPCDoneHandlerImplementationReq : public RPCDoneHandlerImplementation<R(const TResponse&, mtpRequestId)> { // done(result, req_id)
|
|
public:
|
|
using RPCDoneHandlerImplementation<R(const TResponse&, mtpRequestId)>::Parent::Parent;
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
if (this->_handler) {
|
|
auto response = TResponse();
|
|
response.read(from, end);
|
|
this->_handler(std::move(response), requestId);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
template <typename R>
|
|
class RPCDoneHandlerImplementationNo : public RPCDoneHandlerImplementation<R()> { // done()
|
|
public:
|
|
using RPCDoneHandlerImplementation<R()>::Parent::Parent;
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
if (this->_handler) {
|
|
this->_handler();
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
template <typename R>
|
|
class RPCDoneHandlerImplementationNoReq : public RPCDoneHandlerImplementation<R(mtpRequestId)> { // done(req_id)
|
|
public:
|
|
using RPCDoneHandlerImplementation<R(mtpRequestId)>::Parent::Parent;
|
|
void operator()(mtpRequestId requestId, const mtpPrime *from, const mtpPrime *end) override {
|
|
if (this->_handler) {
|
|
this->_handler(requestId);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
template <typename Lambda>
|
|
constexpr bool rpcDone_canCallBare_v = rpl::details::is_callable_plain_v<
|
|
Lambda, const mtpPrime*, const mtpPrime*>;
|
|
|
|
template <typename Lambda>
|
|
constexpr bool rpcDone_canCallBareReq_v = rpl::details::is_callable_plain_v<
|
|
Lambda, const mtpPrime*, const mtpPrime*, mtpRequestId>;
|
|
|
|
template <typename Lambda>
|
|
constexpr bool rpcDone_canCallNo_v = rpl::details::is_callable_plain_v<
|
|
Lambda>;
|
|
|
|
template <typename Lambda>
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constexpr bool rpcDone_canCallNoReq_v = rpl::details::is_callable_plain_v<
|
|
Lambda, mtpRequestId>;
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|
|
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template <typename Function>
|
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struct rpcDone_canCallPlain : std::false_type {
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|
};
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|
|
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template <typename Lambda, typename Return, typename T>
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struct rpcDone_canCallPlain<Return(Lambda::*)(const T&)> : std::true_type {
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using Arg = T;
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|
};
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|
|
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template <typename Lambda, typename Return, typename T>
|
|
struct rpcDone_canCallPlain<Return(Lambda::*)(const T&)const>
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|
: rpcDone_canCallPlain<Return(Lambda::*)(const T&)> {
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|
};
|
|
|
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template <typename Function>
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|
constexpr bool rpcDone_canCallPlain_v = rpcDone_canCallPlain<Function>::value;
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|
|
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template <typename Function>
|
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struct rpcDone_canCallReq : std::false_type {
|
|
};
|
|
|
|
template <typename Lambda, typename Return, typename T>
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|
struct rpcDone_canCallReq<Return(Lambda::*)(const T&, mtpRequestId)> : std::true_type {
|
|
using Arg = T;
|
|
};
|
|
|
|
template <typename Lambda, typename Return, typename T>
|
|
struct rpcDone_canCallReq<Return(Lambda::*)(const T&, mtpRequestId)const>
|
|
: rpcDone_canCallReq<Return(Lambda::*)(const T&, mtpRequestId)> {
|
|
};
|
|
|
|
template <typename Function>
|
|
constexpr bool rpcDone_canCallReq_v = rpcDone_canCallReq<Function>::value;
|
|
|
|
template <typename Function>
|
|
struct rpcDone_returnType;
|
|
|
|
template <typename Lambda, typename Return, typename ...Args>
|
|
struct rpcDone_returnType<Return(Lambda::*)(Args...)> {
|
|
using type = Return;
|
|
};
|
|
|
|
template <typename Lambda, typename Return, typename ...Args>
|
|
struct rpcDone_returnType<Return(Lambda::*)(Args...)const> {
|
|
using type = Return;
|
|
};
|
|
|
|
template <typename Function>
|
|
using rpcDone_returnType_t = typename rpcDone_returnType<Function>::type;
|
|
|
|
template <
|
|
typename Lambda,
|
|
typename Function = base::lambda_call_type_t<Lambda>>
|
|
RPCDoneHandlerPtr rpcDone(Lambda lambda) {
|
|
using R = rpcDone_returnType_t<Function>;
|
|
if constexpr (rpcDone_canCallBare_v<Lambda>) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerImplementationBare<R>(std::move(lambda)));
|
|
} else if constexpr (rpcDone_canCallBareReq_v<Lambda>) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerImplementationBareReq<R>(std::move(lambda)));
|
|
} else if constexpr (rpcDone_canCallNo_v<Lambda>) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerImplementationNo<R>(std::move(lambda)));
|
|
} else if constexpr (rpcDone_canCallNoReq_v<Lambda>) {
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerImplementationNoReq<R>(std::move(lambda)));
|
|
} else if constexpr (rpcDone_canCallPlain_v<Function>) {
|
|
using T = typename rpcDone_canCallPlain<Function>::Arg;
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerImplementationPlain<R, T>(std::move(lambda)));
|
|
} else if constexpr (rpcDone_canCallReq_v<Function>) {
|
|
using T = typename rpcDone_canCallReq<Function>::Arg;
|
|
return RPCDoneHandlerPtr(new RPCDoneHandlerImplementationReq<R, T>(std::move(lambda)));
|
|
} else {
|
|
static_assert(false_t(lambda), "Unknown method.");
|
|
}
|
|
}
|
|
|
|
template <typename FunctionType>
|
|
using RPCFailHandlerImplementation = RPCHandlerImplementation<RPCAbstractFailHandler, FunctionType>;
|
|
|
|
class RPCFailHandlerImplementationPlain : public RPCFailHandlerImplementation<bool(const RPCError&)> { // fail(error)
|
|
public:
|
|
using Parent::Parent;
|
|
bool operator()(mtpRequestId requestId, const RPCError &error) override {
|
|
return _handler ? _handler(error) : true;
|
|
}
|
|
|
|
};
|
|
|
|
class RPCFailHandlerImplementationReq : public RPCFailHandlerImplementation<bool(const RPCError&, mtpRequestId)> { // fail(error, req_id)
|
|
public:
|
|
using Parent::Parent;
|
|
bool operator()(mtpRequestId requestId, const RPCError &error) override {
|
|
return this->_handler ? this->_handler(error, requestId) : true;
|
|
}
|
|
|
|
};
|
|
|
|
class RPCFailHandlerImplementationNo : public RPCFailHandlerImplementation<bool()> { // fail()
|
|
public:
|
|
using Parent::Parent;
|
|
bool operator()(mtpRequestId requestId, const RPCError &error) override {
|
|
return this->_handler ? this->_handler() : true;
|
|
}
|
|
|
|
};
|
|
|
|
class RPCFailHandlerImplementationNoReq : public RPCFailHandlerImplementation<bool(mtpRequestId)> { // fail(req_id)
|
|
public:
|
|
using Parent::Parent;
|
|
bool operator()(mtpRequestId requestId, const RPCError &error) override {
|
|
return this->_handler ? this->_handler(requestId) : true;
|
|
}
|
|
|
|
};
|
|
|
|
template <typename Lambda>
|
|
constexpr bool rpcFail_canCallNo_v = rpl::details::is_callable_plain_v<
|
|
Lambda>;
|
|
|
|
template <typename Lambda>
|
|
constexpr bool rpcFail_canCallNoReq_v = rpl::details::is_callable_plain_v<
|
|
Lambda, mtpRequestId>;
|
|
|
|
template <typename Lambda>
|
|
constexpr bool rpcFail_canCallPlain_v = rpl::details::is_callable_plain_v<
|
|
Lambda, const RPCError&>;
|
|
|
|
template <typename Lambda>
|
|
constexpr bool rpcFail_canCallReq_v = rpl::details::is_callable_plain_v<
|
|
Lambda, const RPCError&, mtpRequestId>;
|
|
|
|
template <
|
|
typename Lambda,
|
|
typename Function = base::lambda_call_type_t<Lambda>>
|
|
RPCFailHandlerPtr rpcFail(Lambda lambda) {
|
|
if constexpr (rpcFail_canCallNo_v<Lambda>) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerImplementationNo(std::move(lambda)));
|
|
} else if constexpr (rpcFail_canCallNoReq_v<Lambda>) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerImplementationNoReq(std::move(lambda)));
|
|
} else if constexpr (rpcFail_canCallPlain_v<Lambda>) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerImplementationPlain(std::move(lambda)));
|
|
} else if constexpr (rpcFail_canCallReq_v<Lambda>) {
|
|
return RPCFailHandlerPtr(new RPCFailHandlerImplementationReq(std::move(lambda)));
|
|
} else {
|
|
static_assert(false_t(lambda), "Unknown method.");
|
|
}
|
|
}
|