tdlight/td/telegram/ConfigShared.cpp

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "td/telegram/ConfigShared.h"
#include "td/telegram/td_api.h"
#include "td/utils/logging.h"
#include "td/utils/misc.h"
namespace td {
ConfigShared::ConfigShared(BinlogPmcPtr config_pmc, unique_ptr<Callback> callback)
: config_pmc_(config_pmc), callback_(std::move(callback)) {
for (auto key_value : config_pmc_->get_all()) {
on_option_updated(key_value.first);
}
}
void ConfigShared::set_option_boolean(Slice name, bool value) {
if (set_option(name, value ? Slice("Btrue") : Slice("Bfalse"))) {
on_option_updated(name);
}
}
void ConfigShared::set_option_empty(Slice name) {
if (set_option(name, Slice())) {
on_option_updated(name);
}
}
void ConfigShared::set_option_integer(Slice name, int32 value) {
if (set_option(name, PSLICE() << "I" << value)) {
on_option_updated(name);
}
}
void ConfigShared::set_option_string(Slice name, Slice value) {
if (set_option(name, PSLICE() << "S" << value)) {
on_option_updated(name);
}
}
bool ConfigShared::have_option(Slice name) const {
return config_pmc_->isset(name.str());
}
string ConfigShared::get_option(Slice name) const {
return config_pmc_->get(name.str());
}
std::unordered_map<string, string> ConfigShared::get_options(Slice prefix) const {
return config_pmc_->prefix_get(prefix);
}
std::unordered_map<string, string> ConfigShared::get_options() const {
return config_pmc_->get_all();
}
bool ConfigShared::get_option_boolean(Slice name) const {
auto value = get_option(name);
if (value.empty()) {
return false;
}
if (value == "Btrue") {
return true;
}
if (value == "Bfalse") {
return false;
}
LOG(ERROR) << "Found \"" << value << "\" instead of boolean option";
return false;
}
int32 ConfigShared::get_option_integer(Slice name, int32 default_value) const {
auto str_value = get_option(name);
if (str_value.empty()) {
return default_value;
}
if (str_value[0] != 'I') {
LOG(ERROR) << "Found \"" << str_value << "\" instead of integer option";
return default_value;
}
return to_integer<int32>(str_value.substr(1));
}
tl_object_ptr<td_api::OptionValue> ConfigShared::get_option_value(Slice value) const {
return get_option_value_object(get_option(value));
}
bool ConfigShared::set_option(Slice name, Slice value) {
if (value.empty()) {
return config_pmc_->erase(name.str()) != 0;
} else {
return config_pmc_->set(name.str(), value.str()) != 0;
}
}
tl_object_ptr<td_api::OptionValue> ConfigShared::get_option_value_object(Slice value) {
if (value.empty()) {
return make_tl_object<td_api::optionValueEmpty>();
}
switch (value[0]) {
case 'B':
if (value == "Btrue") {
return make_tl_object<td_api::optionValueBoolean>(true);
}
if (value == "Bfalse") {
return make_tl_object<td_api::optionValueBoolean>(false);
}
break;
case 'I':
return make_tl_object<td_api::optionValueInteger>(to_integer<int32>(value.substr(1)));
case 'S':
return make_tl_object<td_api::optionValueString>(value.substr(1).str());
}
return make_tl_object<td_api::optionValueString>(value.str());
}
void ConfigShared::on_option_updated(Slice name) {
callback_->on_option_updated(name.str());
}
} // namespace td