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winix/winixd/core/httpsimpleparser.h

110 lines
2.9 KiB

/*
* This file is a part of Winix
* and is distributed under the 2-Clause BSD licence.
* Author: Tomasz Sowa <t.sowa@ttmath.org>
*/
/*
* Copyright (c) 2008-2018, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef headerfile_winix_core_httpsimpleparser
#define headerfile_winix_core_httpsimpleparser
#include <string>
#include "winixmodeldeprecated.h"
namespace Winix
{
class HttpSimpleParser : public WinixModelDeprecated
{
protected:
bool read_name;
bool value_can_be_quoted;
bool skip_white_chars;
bool recognize_special_chars;
// if false then GetChar() returns wide characters (converted to int)
// if true then GetChar() returns utf8 characters (we have to convert them from utf8 to wide chars)
bool getchar_returns_utf8_chars;
int ParseHalfHex(int c);
void ReadName();
void ReadQuotedValue();
void ReadNormalValue();
void ReadValue();
void Clear();
std::wstring last_name;
std::wstring last_value;
std::string utf8_token;
int last_c;
int separator;
// '-1' means end (eof)
// when there is an eof this method can be called more than once (it should always return -1 in such a case)
virtual int GetChar() = 0;
virtual void Parameter(std::wstring & last_name, std::wstring & last_value) = 0;
void ToLower(std::wstring & s);
bool IsWhite(int c);
void SkipWhiteChars();
void CheckSpecialChar();
void Parse();
public:
HttpSimpleParser()
{
separator = '&';
read_name = true;
value_can_be_quoted = false;
skip_white_chars = false;
recognize_special_chars = true;
getchar_returns_utf8_chars = false;
}
};
} // namespace Winix
#endif