614 lines
9.7 KiB
C++
614 lines
9.7 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) 2010-2021, 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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#include "dbtextstream.h"
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#include "utf8/utf8.h"
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namespace Winix
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{
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DbTextStream::DbTextStream()
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{
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was_param = false;
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ext_escape = true;
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}
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void DbTextStream::SetExtented(bool ext)
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{
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ext_escape = ext;
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}
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/*
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without escaping
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*/
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DbTextStream & DbTextStream::PutText(const char * str)
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{
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TextStream<std::string>::operator<<(str);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::PutText(const std::string * str)
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{
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return PutText(str->c_str());
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}
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DbTextStream & DbTextStream::PutText(const std::string & str)
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{
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return PutText(str.c_str());
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}
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DbTextStream & DbTextStream::PutText(const wchar_t * str)
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{
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TextStream<std::string>::operator<<(str);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::PutText(const std::wstring * str)
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{
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return PutText(str->c_str());
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}
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DbTextStream & DbTextStream::PutText(const std::wstring & str)
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{
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return PutText(str.c_str());
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}
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DbTextStream & DbTextStream::operator<<(RawText<const char*> raw)
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{
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return PutText(raw.par);
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}
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DbTextStream & DbTextStream::operator<<(RawText<const wchar_t*> raw)
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{
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return PutText(raw.par);
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}
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DbTextStream & DbTextStream::operator<<(RawText<const std::string*> raw)
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{
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return PutText(raw.par);
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}
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DbTextStream & DbTextStream::operator<<(RawText<const std::wstring*> raw)
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{
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return PutText(raw.par);
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}
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DbTextStream & DbTextStream::operator<<(RawText<std::string> raw)
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{
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return PutText(raw.par);
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}
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DbTextStream & DbTextStream::operator<<(RawText<std::wstring> raw)
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{
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return PutText(raw.par);
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}
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DbTextStream & DbTextStream::operator<<(RawText<bool> raw)
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{
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if( raw.par )
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PutText("true");
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else
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PutText("false");
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<char> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<wchar_t> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<int> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<long> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<unsigned int> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<unsigned long> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<double> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<void*> raw)
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{
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TextStream<std::string>::operator<<(raw.par);
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was_param = false;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(RawText<pt::Date> date)
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{
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tmp_stream.Clear();
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date.par.Serialize(tmp_stream);
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pt::wide_to_utf8(tmp_stream.CStr(), buffer, false);
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tmp_stream.Clear();
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was_param = false;
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return *this;
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}
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/*
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with escaping
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*/
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// get hex digit for c_ between <0, 15>
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char DbTextStream::EBinGetHex(char c)
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{
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if( c < 10 )
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return c + '0';
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return c - 10 + 'A';
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}
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DbTextStream & DbTextStream::EBinPutChar(char c)
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{
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buffer += EBinGetHex(((unsigned char)c) >> 4);
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buffer += EBinGetHex(((unsigned char)c) & 0x0f);
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return *this;
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}
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DbTextStream & DbTextStream::ETextPutChar(char c)
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{
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if( c == '\\' )
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buffer += "\\\\";
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else
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if( c == '\'' )
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buffer += "\\\'"; // don't use "''" because we use the method for PQconnectdb too
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else
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if( c != 0 )
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buffer += c;
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return *this;
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}
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DbTextStream & DbTextStream::ETextPutChar(wchar_t c)
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{
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if( c == '\\' )
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buffer += "\\\\";
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else
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if( c == '\'' )
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buffer += "\\\'"; // don't use "''" because we use the method for PQconnectdb too
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else
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if( c != 0 )
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pt::int_to_utf8(int(c), buffer, false);
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return *this;
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}
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DbTextStream & DbTextStream::EPutText(const char * str)
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{
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if( was_param )
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buffer += ", ";
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if( ext_escape )
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buffer += 'E';
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buffer += '\'';
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for( ; *str ; ++str )
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ETextPutChar(*str);
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buffer += '\'';
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::EPutText(const std::string * str)
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{
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return EPutText(str->c_str());
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}
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DbTextStream & DbTextStream::EPutText(const std::string & str)
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{
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return EPutText(str.c_str());
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}
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DbTextStream & DbTextStream::EPutText(const wchar_t * str)
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{
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if( was_param )
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buffer += ", ";
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if( ext_escape )
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buffer += 'E';
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buffer += '\'';
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for( ; *str ; ++str )
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ETextPutChar(*str);
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buffer += '\'';
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::EPutText(const std::wstring * str)
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{
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return EPutText(str->c_str());
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}
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DbTextStream & DbTextStream::EPutText(const std::wstring & str)
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{
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return EPutText(str.c_str());
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}
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// this method can escaped 0 in the middle of the string
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DbTextStream & DbTextStream::EPutBin(const char * str, size_t len)
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{
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if( was_param )
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buffer += ", ";
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if( ext_escape )
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buffer += 'E';
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buffer += "\'\\\\x";
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for(size_t i = 0 ; i < len ; ++i)
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EBinPutChar(str[i]);
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buffer += '\'';
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::EPutBin(const std::string * str)
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{
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return EPutBin(str->c_str(), str->size());
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}
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DbTextStream & DbTextStream::EPutBin(const std::string & str)
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{
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return EPutBin(str.c_str(), str.size());
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}
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DbTextStream & DbTextStream::operator<<(const char * str)
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{
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return EPutText(str);
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}
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DbTextStream & DbTextStream::operator<<(const std::string * str)
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{
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return EPutText(str);
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}
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DbTextStream & DbTextStream::operator<<(const std::string & str)
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{
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return EPutText(str);
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}
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DbTextStream & DbTextStream::operator<<(const wchar_t * str)
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{
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return EPutText(str);
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}
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DbTextStream & DbTextStream::operator<<(const std::wstring * str)
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{
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return EPutText(str);
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}
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DbTextStream & DbTextStream::operator<<(const std::wstring & str)
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{
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return EPutText(str);
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}
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DbTextStream & DbTextStream::operator<<(bool v)
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{
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if( v )
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EPutText("true");
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else
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EPutText("false");
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(char v)
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{
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if( was_param )
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buffer += ", ";
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if( ext_escape )
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buffer += 'E';
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buffer += '\'';
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ETextPutChar(v);
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buffer += '\'';
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(wchar_t v)
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{
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if( was_param )
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buffer += ", ";
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if( ext_escape )
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buffer += 'E';
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buffer += '\'';
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ETextPutChar(v);
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buffer += '\'';
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(int v)
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{
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if( was_param )
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buffer += ", ";
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TextStream<std::string>::operator<<(v);
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(long v)
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{
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if( was_param )
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buffer += ", ";
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TextStream<std::string>::operator<<(v);
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(unsigned int v)
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{
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if( was_param )
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buffer += ", ";
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TextStream<std::string>::operator<<(v);
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(unsigned long v)
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{
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if( was_param )
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buffer += ", ";
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TextStream<std::string>::operator<<(v);
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(double v)
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{
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if( was_param )
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buffer += ", ";
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TextStream<std::string>::operator<<(v);
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(const void * v)
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{
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if( was_param )
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buffer += ", ";
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buffer += '\''; // !! not needed here?
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TextStream<std::string>::operator<<(v);
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buffer += '\'';
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(const std::vector<long> & tabid)
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{
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if( was_param )
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buffer += ", ";
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buffer += '(';
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for(size_t i=0 ; i<tabid.size(); ++i)
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{
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TextStream<std::string>::operator<<(tabid[i]);
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if( i + 1 < tabid.size() )
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buffer += ',';
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}
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buffer += ')';
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was_param = true;
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(const pt::Space & space)
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{
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tmp_stream.Clear();
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// !! IMPROVE ME
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// we can calculate how much memory is needed before serializing
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space.serialize_to_space_stream(tmp_stream, true);
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operator<<(tmp_stream.Str());
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tmp_stream.Clear();
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return *this;
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}
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DbTextStream & DbTextStream::operator<<(const pt::Date & date)
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{
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tmp_stream.Clear();
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date.Serialize(tmp_stream);
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operator<<(tmp_stream.Str());
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tmp_stream.Clear();
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return *this;
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}
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} // namespace Winix
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