125 lines
3.4 KiB
C++
125 lines
3.4 KiB
C++
/*
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* This file is a part of Winix
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2022, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef headerfile_winix_core_acceptparser
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#define headerfile_winix_core_acceptparser
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#include "acceptbaseparser.h"
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#include "log.h"
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#include "header.h"
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namespace Winix
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{
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class AcceptParser : public AcceptBaseParser
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{
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public:
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static constexpr size_t MAX_CONTAINER_LENGTH = 16;
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/*
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* IMPROVEME add support for something like "text/html;level=1" (skip the level part)
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*
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* https://developer.mozilla.org/en-US/docs/Glossary/Quality_values
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* Some syntax, like the one of Accept, allow additional specifiers like text/html;level=1.
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* These increase the specificity of the value. Their use is extremely rare.
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*
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*
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*/
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void Parse(const wchar_t * str, std::vector<HeaderValue> & header_values, bool clear_header_values = true)
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{
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if( clear_header_values )
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header_values.clear();
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this->header_values = &header_values;
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AcceptBaseParser::Parse(str);
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std::sort(header_values.begin(), header_values.end(), [](HeaderValue & h1, HeaderValue & h2) -> bool {
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return h1.weight > h2.weight;
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});
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PutToLog(header_values);
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}
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void Parse(const std::wstring & str, std::vector<HeaderValue> & header_values, bool clear_header_values = true)
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{
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Parse(str.c_str(), header_values, clear_header_values);
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}
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private:
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std::vector<HeaderValue> * header_values;
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void Param(const std::wstring & param, double q)
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{
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if( header_values->size() < MAX_CONTAINER_LENGTH && q > 0.0 )
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{
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if( q > 1.0 )
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q = 1.0;
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header_values->resize(header_values->size() + 1);
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header_values->back().value = param;
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header_values->back().weight = q;
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}
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}
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void PutToLog(std::vector<HeaderValue> & header_values)
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{
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if( !header_values.empty() )
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{
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log << log3 << "AP: " << Header::accept << " header consists of: ";
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HeaderValue::log_values(header_values, log);
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log << logend;
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}
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else
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{
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log << log3 << "AP: there is no " << Header::accept << " header" << logend;
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}
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}
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};
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} // namespace Winix
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#endif
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