275 lines
8.2 KiB
C++
275 lines
8.2 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 "tl_writer_td.h"
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#include <cassert>
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namespace td {
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const int TD_TL_writer::MAX_ARITY;
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const std::string TD_TL_writer::base_type_class_names[MAX_ARITY + 1] = {"Object"};
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const std::string TD_TL_writer::base_tl_class_name = "TlObject";
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const std::string TD_TL_writer::base_function_class_name = "Function";
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int TD_TL_writer::get_max_arity() const {
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return MAX_ARITY;
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}
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bool TD_TL_writer::is_built_in_simple_type(const std::string &name) const {
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return name == "True" || name == "Bool" || name == "Int" || name == "Long" || name == "Double" || name == "String" ||
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name == "Int32" || name == "Int53" || name == "Int64" || name == "Int128" || name == "Int256" ||
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name == "Bytes";
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}
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bool TD_TL_writer::is_built_in_complex_type(const std::string &name) const {
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return name == "Vector";
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}
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bool TD_TL_writer::is_type_bare(const tl::tl_type *t) const {
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return t->simple_constructors <= 1 || (is_built_in_simple_type(t->name) && t->name != "Bool") ||
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is_built_in_complex_type(t->name);
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}
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bool TD_TL_writer::is_combinator_supported(const tl::tl_combinator *constructor) const {
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if (!TL_writer::is_combinator_supported(constructor)) {
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return false;
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}
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for (std::size_t i = 0; i < constructor->args.size(); i++) {
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if (constructor->args[i].type->get_type() == tl::NODE_TYPE_VAR_TYPE) {
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return false;
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}
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}
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return true;
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}
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bool TD_TL_writer::is_default_constructor_generated(const tl::tl_combinator *t, bool can_be_parsed,
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bool can_be_stored) const {
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return tl_name == "td_api" || tl_name == "TdApi" || (t->var_count > 0 && can_be_parsed) || t->name == "updates";
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}
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bool TD_TL_writer::is_full_constructor_generated(const tl::tl_combinator *t, bool can_be_parsed,
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bool can_be_stored) const {
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return tl_name == "td_api" || tl_name == "TdApi" || can_be_stored || t->name == "phone.groupParticipants" ||
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t->name == "user" || t->name == "userProfilePhoto" || t->name == "channelForbidden" ||
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t->name == "photoSizeEmpty" || t->name == "photoSize" || t->name == "photoCachedSize" ||
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t->name == "document" || t->name == "updateDeleteMessages" || t->name == "updateEditChannelMessage" ||
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t->name == "encryptedChatWaiting" || t->name == "encryptedChatRequested" || t->name == "encryptedChat" ||
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t->name == "langPackString" || t->name == "langPackStringPluralized" || t->name == "langPackStringDeleted" ||
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t->name == "peerUser" || t->name == "peerChat" || t->name == "updateServiceNotification" ||
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t->name == "updateNewMessage" || t->name == "message" || t->name == "updateChannelTooLong";
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}
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int TD_TL_writer::get_storer_type(const tl::tl_combinator *t, const std::string &storer_name) const {
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return storer_name == "TlStorerToString";
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}
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tl::TL_writer::Mode TD_TL_writer::get_parser_mode(int type) const {
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if (tl_name == "td_api") {
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#ifndef TD_ENABLE_JNI // we need to parse all types in order to implement toString
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return Server;
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#endif
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}
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if (tl_name == "telegram_api") {
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return Client;
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}
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return All;
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}
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tl::TL_writer::Mode TD_TL_writer::get_storer_mode(int type) const {
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if (type == 1) {
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return All;
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}
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if (tl_name == "td_api") {
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return Server;
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}
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if (tl_name == "telegram_api") {
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return Client;
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}
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return All;
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}
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std::vector<std::string> TD_TL_writer::get_parsers() const {
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std::vector<std::string> parsers;
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if (tl_name == "telegram_api") {
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parsers.push_back("TlBufferParser");
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} else if (tl_name == "mtproto_api" || tl_name == "secret_api") {
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parsers.push_back("TlParser");
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}
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return parsers;
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}
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std::vector<std::string> TD_TL_writer::get_storers() const {
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std::vector<std::string> storers;
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if (tl_name == "telegram_api" || tl_name == "mtproto_api" || tl_name == "secret_api") {
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storers.push_back("TlStorerCalcLength");
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storers.push_back("TlStorerUnsafe");
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}
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storers.push_back("TlStorerToString");
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return storers;
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}
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std::string TD_TL_writer::gen_base_tl_class_name() const {
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return base_tl_class_name;
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}
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std::string TD_TL_writer::gen_base_type_class_name(int arity) const {
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assert(arity == 0);
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return base_type_class_names[arity];
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}
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std::string TD_TL_writer::gen_base_function_class_name() const {
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return base_function_class_name;
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}
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std::string TD_TL_writer::gen_class_name(std::string name) const {
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if (name == "Object") {
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assert(false);
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}
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if (name == "#") {
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return "int32";
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}
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for (std::size_t i = 0; i < name.size(); i++) {
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if (!is_alnum(name[i])) {
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name[i] = '_';
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}
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}
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return name;
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}
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std::string TD_TL_writer::gen_field_name(std::string name) const {
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for (std::size_t i = 0; i < name.size(); i++) {
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if (!is_alnum(name[i])) {
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name[i] = '_';
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}
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}
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assert(name.size() > 0);
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assert(name[name.size() - 1] != '_');
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return name + "_";
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}
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std::string TD_TL_writer::gen_var_name(const tl::var_description &desc) const {
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assert(!desc.is_type);
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if (desc.parameter_num != -1) {
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assert(false);
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}
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return "var" + int_to_string(desc.index);
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}
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std::string TD_TL_writer::gen_parameter_name(int index) const {
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assert(false);
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return std::string();
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}
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std::string TD_TL_writer::gen_type_name(const tl::tl_tree_type *tree_type) const {
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const tl::tl_type *t = tree_type->type;
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const std::string &name = t->name;
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if (name == "#") {
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return "int32";
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}
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if (name == "True") {
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return "bool";
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}
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if (name == "Bool") {
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return "bool";
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}
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if (name == "Int" || name == "Int32") {
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return "int32";
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}
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if (name == "Int53") {
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return "int53";
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}
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if (name == "Long" || name == "Int64") {
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return "int64";
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}
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if (name == "Double") {
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return "double";
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}
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if (name == "String") {
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return "string";
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}
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if (name == "Int128") {
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return "UInt128";
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}
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if (name == "Int256") {
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return "UInt256";
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}
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if (name == "Bytes") {
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return "bytes";
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}
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if (name == "Vector") {
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assert(t->arity == 1);
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assert(tree_type->children.size() == 1);
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assert(tree_type->children[0]->get_type() == tl::NODE_TYPE_TYPE);
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const tl::tl_tree_type *child = static_cast<const tl::tl_tree_type *>(tree_type->children[0]);
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return "array<" + gen_type_name(child) + ">";
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}
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assert(!is_built_in_simple_type(name) && !is_built_in_complex_type(name));
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for (std::size_t i = 0; i < tree_type->children.size(); i++) {
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assert(tree_type->children[i]->get_type() == tl::NODE_TYPE_NAT_CONST);
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}
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return "object_ptr<" + gen_main_class_name(t) + ">";
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}
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std::string TD_TL_writer::gen_array_type_name(const tl::tl_tree_array *arr, const std::string &field_name) const {
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assert(false);
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return std::string();
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}
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std::string TD_TL_writer::gen_var_type_name() const {
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return "object_ptr<" + gen_base_function_class_name() + ">";
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}
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std::string TD_TL_writer::gen_int_const(const tl::tl_tree *tree_c, const std::vector<tl::var_description> &vars) const {
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assert(false);
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return std::string();
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}
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std::string TD_TL_writer::gen_constructor_parameter(int field_num, const std::string &class_name, const tl::arg &a,
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bool is_default) const {
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if (is_default) {
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return "";
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}
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std::string field_type = gen_field_type(a);
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if (field_type.empty()) {
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return "";
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}
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if (field_type[field_type.size() - 1] != ' ') {
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field_type += ' ';
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}
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std::string res = (field_num == 0 ? "" : ", ");
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if (field_type == "bool " || field_type == "int32 " || field_type == "int53 " || field_type == "int64 " ||
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field_type == "double ") {
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res += field_type;
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} else if (field_type == "UInt128 " || field_type == "UInt256 " || field_type == "string " ||
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(string_type == bytes_type && field_type == "bytes ")) {
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res += field_type + "const &";
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} else if (field_type.compare(0, 5, "array") == 0 || field_type == "bytes " ||
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field_type.compare(0, 10, "object_ptr") == 0) {
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res += field_type + "&&";
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} else {
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assert(false && "unreachable");
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}
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return res + gen_field_name(a.name);
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}
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} // namespace td
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