85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
/*
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* Copyright (C) 2020 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS 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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*
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* LMS 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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*
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* You should have received a copy of the GNU General Public License
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* along with LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <Wt/Http/Request.h>
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#include "database/Types.hpp"
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#include "utils/String.hpp"
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#include "SubsonicResponse.hpp"
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namespace API::Subsonic
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{
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template<typename T>
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std::vector<T>
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getMultiParametersAs(const Wt::Http::ParameterMap& parameterMap, const std::string& paramName)
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{
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std::vector<T> res;
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auto it = parameterMap.find(paramName);
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if (it == parameterMap.end())
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return res;
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for (const std::string& param : it->second)
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{
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auto value {StringUtils::readAs<T>(param)};
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if (value)
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res.emplace_back(std::move(*value));
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}
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return res;
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}
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template<typename T>
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std::vector<T>
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getMandatoryMultiParametersAs(const Wt::Http::ParameterMap& parameterMap, const std::string& param)
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{
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std::vector<T> res {getMultiParametersAs<T>(parameterMap, param)};
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if (res.empty())
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throw RequiredParameterMissingError {param};
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return res;
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}
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template<typename T>
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std::optional<T>
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getParameterAs(const Wt::Http::ParameterMap& parameterMap, const std::string& param)
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{
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std::vector<T> params {getMultiParametersAs<T>(parameterMap, param)};
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if (params.size() != 1)
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return std::nullopt;
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return T { std::move(params.front()) };
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}
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template<typename T>
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T
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getMandatoryParameterAs(const Wt::Http::ParameterMap& parameterMap, const std::string& param)
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{
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auto res {getParameterAs<T>(parameterMap, param)};
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if (!res)
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throw RequiredParameterMissingError {param};
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return *res;
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}
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}
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