added: JSONToSpaceParser -- a parser for JSON format to Space structure
added: SpaceToJSON -- a serializer from Space structure to JSON (not finished yet) git-svn-id: svn://ttmath.org/publicrep/pikotools/trunk@427 e52654a7-88a9-db11-a3e9-0013d4bc506e
This commit is contained in:
parent
600d0fc34a
commit
2af6c28a54
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/*
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* This file is a part of PikoTools
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* and is distributed under the (new) 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) 2012, 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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* * 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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* * 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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* * Neither the name Tomasz Sowa nor the names of contributors to this
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* project may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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 OWNER 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
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <cstdlib>
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#include <wchar.h>
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#include "jsontospaceparser.h"
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#include "utf8/utf8.h"
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namespace PT
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{
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JSONToSpaceParser::JSONToSpaceParser()
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{
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root_space = 0;
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SetDefault();
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}
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void JSONToSpaceParser::SetSpace(Space * pspace)
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{
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root_space = pspace;
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}
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void JSONToSpaceParser::SetSpace(Space & pspace)
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{
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root_space = &pspace;
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}
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void JSONToSpaceParser::SetDefault()
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{
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// you can change this separators to what you want
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// you shoud not use only white characters here (as expected by IsWhite() method)
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// and new line characters ('\n')
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separator = ':';
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space_start = '{';
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space_end = '}';
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table_start = '[';
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table_end = ']';
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option_delimiter = ',';
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split_single = true;
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skip_empty = false;
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use_escape_char = true;
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input_as_utf8 = true;
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max_nested_level = 1000;
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create_table_as_space = true;
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}
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void JSONToSpaceParser::SplitSingle(bool split)
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{
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split_single = split;
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}
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void JSONToSpaceParser::SkipEmpty(bool skip)
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{
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skip_empty = skip;
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}
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void JSONToSpaceParser::UseEscapeChar(bool escape)
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{
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use_escape_char = escape;
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}
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void JSONToSpaceParser::UTF8(bool utf)
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{
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input_as_utf8 = utf;
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}
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void JSONToSpaceParser::CreateTableAsSpace(bool create_table_as_space_)
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{
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create_table_as_space = create_table_as_space_;
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}
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JSONToSpaceParser::Status JSONToSpaceParser::Parse(const char * file_name)
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{
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reading_from_file = true;
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file.clear();
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file.open(file_name, std::ios_base::binary | std::ios_base::in);
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if( file )
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{
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Parse();
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file.close();
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}
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else
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{
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status = cant_open_file;
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}
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return status;
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}
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JSONToSpaceParser::Status JSONToSpaceParser::Parse(const std::string & file_name)
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{
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return Parse(file_name.c_str());
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}
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JSONToSpaceParser::Status JSONToSpaceParser::Parse(const wchar_t * file_name)
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{
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PT::WideToUTF8(file_name, afile_name);
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return Parse(afile_name.c_str());
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}
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JSONToSpaceParser::Status JSONToSpaceParser::Parse(const std::wstring & file_name)
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{
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return Parse(file_name.c_str());
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}
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JSONToSpaceParser::Status JSONToSpaceParser::ParseString(const char * str)
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{
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reading_from_file = false;
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reading_from_wchar_string = false;
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pchar_ascii = str;
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pchar_unicode = 0;
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Parse();
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return status;
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}
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JSONToSpaceParser::Status JSONToSpaceParser::ParseString(const std::string & str)
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{
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return ParseString(str.c_str());
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}
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JSONToSpaceParser::Status JSONToSpaceParser::ParseString(const wchar_t * str)
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{
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reading_from_file = false;
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reading_from_wchar_string = true;
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pchar_unicode = str;
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pchar_ascii = 0;
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Parse();
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return status;
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}
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JSONToSpaceParser::Status JSONToSpaceParser::ParseString(const std::wstring & str)
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{
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return ParseString(str.c_str());
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}
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void JSONToSpaceParser::Parse()
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{
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if( !root_space )
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{
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status = no_space;
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return;
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}
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line = 1;
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status = ok;
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space = root_space;
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skipped = 0;
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current_nested_level = 0;
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ReadChar();
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SkipWhite();
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if( lastc == space_start )
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{
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ParseSpace(false, false);
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}
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else
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if( lastc == table_start )
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{
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ParseTable(false);
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}
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else
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{
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// '{' or '[' expected
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status = syntax_error;
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}
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if( status == ok && space != root_space )
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{
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// last closing '}' characters are missing (closing a space)
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status = syntax_error;
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}
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token.clear();
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key.clear();
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value.clear();
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}
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void JSONToSpaceParser::ParseSpace(bool has_space_name, bool insert_new_space)
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{
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current_nested_level += 1;
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if( current_nested_level > max_nested_level )
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{
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status = max_nested_spaces_exceeded;
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return;
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}
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if( insert_new_space )
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{
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SpaceStarts(has_space_name);
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}
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else
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{
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// insert_new_space as a false is used only when parsing
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// the first space (root_space)
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ReadChar(); // skipping the first space character '{'
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}
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ParseKeyValuePairs();
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if( insert_new_space )
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{
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SpaceEnds();
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}
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else
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{
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ReadChar(); // skipping the last space character '}'
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}
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}
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void JSONToSpaceParser::ParseKeyValuePairs()
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{
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SkipWhite();
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while( status == ok && lastc != space_end && lastc != -1 )
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{
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ReadKey();
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SkipWhite();
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if( lastc == separator )
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{
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value.clear();
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ReadChar(); // skipping separator ':'
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ReadValue(false, false, true, true);
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SkipWhite();
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if( lastc == option_delimiter )
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{
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ReadChar(); // skipping delimiter ','
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}
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else
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if( lastc != space_end && status == ok )
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{
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status = syntax_error;
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}
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}
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else
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if( status == ok )
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{
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status = syntax_error;
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}
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}
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}
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void JSONToSpaceParser::ParseTextTable()
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{
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ReadChar(); // skipping table start character '['
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SkipWhite();
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value.clear();
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while( status == ok && lastc != table_end && lastc != -1 )
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{
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// all space objects inside or tables will be skipped
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ReadValue(true);
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SkipWhite();
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if( lastc == option_delimiter )
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{
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ReadChar(); // skipping delimiter ','
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}
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else
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if( lastc != table_end && status == ok )
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{
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status = syntax_error;
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}
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}
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if( lastc == table_end )
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ReadChar(); // skipping end table character ']'
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AddKeyValuePair();
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}
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void JSONToSpaceParser::ParseObjectsTable(bool has_key)
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{
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ReadChar(); // skipping table start character '['
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SpaceStarts(has_key, false);
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SkipWhite();
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while( status == ok && lastc != table_end && lastc != -1 )
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{
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// 'value' table will not be used here
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// (we are creating spaces)
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ReadValue(false, true);
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SkipWhite();
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if( lastc == option_delimiter )
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{
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ReadChar(); // skipping delimiter ','
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}
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else
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if( lastc != table_end && status == ok )
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{
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status = syntax_error;
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}
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}
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if( lastc == table_end )
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ReadChar(); // skipping end table character ']'
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SpaceEnds(false);
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}
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void JSONToSpaceParser::ParseTable(bool has_key)
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{
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if( create_table_as_space )
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{
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current_nested_level += 1;
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if( current_nested_level > max_nested_level )
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{
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status = max_nested_spaces_exceeded;
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}
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else
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{
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ParseObjectsTable(has_key);
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}
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}
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else
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{
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// ParseTextTable will not create a next level
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if( !has_key )
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key.clear();
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ParseTextTable(); // ParseTextTable will use key
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}
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}
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void JSONToSpaceParser::SpaceStarts(bool has_space_name, bool skip_space_char)
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{
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Space * new_space = new Space();
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space->spaces.push_back(new_space);
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new_space->parent = space;
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if( has_space_name )
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new_space->name = key;
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space = new_space;
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if( skip_space_char )
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ReadChar(); // skipping space starts character '{'
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}
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void JSONToSpaceParser::SpaceEnds(bool skip_space_char)
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{
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if( space == root_space )
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{
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// there cannot be a loose list end character in the global space
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status = syntax_error;
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}
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else
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{
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space = space->parent;
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if( skip_space_char )
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ReadChar(); // skipping closing space character '}'
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}
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}
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bool JSONToSpaceParser::IsWhite(int c)
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{
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// 13 (\r) is at the end of a line in a dos file \r\n
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// 160 is an unbreakable space
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if( c==' ' || c=='\t' || c==13 || c==160 || c==10 )
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return true;
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return false;
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}
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void JSONToSpaceParser::SkipWhite()
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{
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while( IsWhite(lastc) )
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{
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ReadChar();
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}
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}
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void JSONToSpaceParser::Trim(std::wstring & s)
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{
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std::wstring::size_type i;
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if( s.empty() )
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return;
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// looking for white characters at the end
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for(i=s.size()-1 ; i>0 && IsWhite(s[i]) ; --i);
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if( i==0 && IsWhite(s[i]) )
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{
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// the whole string has white characters
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s.clear();
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return;
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}
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// deleting white characters at the end
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if( i != s.size() - 1 )
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s.erase(i+1, std::wstring::npos);
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// looking for white characters at the beginning
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for(i=0 ; i<s.size() && IsWhite(s[i]) ; ++i);
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// deleting white characters at the beginning
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if( i != 0 )
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s.erase(0, i);
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}
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void JSONToSpaceParser::DeleteFromTable(const std::wstring & var)
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{
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Space::Table::iterator i = space->table.find(var);
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if( i != space->table.end() )
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space->table.erase(i);
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}
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void JSONToSpaceParser::DeleteFromTableSingle(const std::wstring & var)
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{
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Space::TableSingle::iterator i = space->table_single.find(var);
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if( i != space->table_single.end() )
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space->table_single.erase(i);
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}
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void JSONToSpaceParser::ReadTokenQuoted()
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{
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ReadChar(); // skipping the first quotation mark
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while( lastc != -1 && (char_was_escaped || lastc != '"') )
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{
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token += static_cast<wchar_t>(lastc);
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ReadChar();
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}
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if( !char_was_escaped && lastc == '"' )
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ReadChar(); // skipping the last quotation mark
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else
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status = syntax_error;
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}
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void JSONToSpaceParser::ReadTokenSingle(bool white_delimit, bool new_line_delimit, int delimit1, int delimit2)
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{
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while( true )
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{
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if( lastc == -1 ||
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(!char_was_escaped &&
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(
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lastc == space_end ||
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lastc == table_end ||
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(white_delimit && IsWhite(lastc)) ||
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(new_line_delimit && lastc == '\n') ||
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(delimit1 != -1 && lastc == delimit1) ||
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(delimit2 != -1 && lastc == delimit2)
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) ) )
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{
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break;
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}
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token += static_cast<wchar_t>(lastc);
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ReadChar();
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}
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Trim(token);
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}
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void JSONToSpaceParser::ReadToken(bool white_delimit, bool new_line_delimit, int delimit1, int delimit2)
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{
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token.clear();
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SkipWhite();
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||||
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||||
if( !char_was_escaped && lastc == '"' )
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ReadTokenQuoted();
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else
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ReadTokenSingle(white_delimit, new_line_delimit, delimit1, delimit2);
|
||||
}
|
||||
|
||||
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||||
void JSONToSpaceParser::ReadKey()
|
||||
{
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SkipWhite();
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||||
ReadToken(false, true, separator, table_start);
|
||||
key = token;
|
||||
}
|
||||
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||||
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||||
void JSONToSpaceParser::SkipText()
|
||||
{
|
||||
ReadChar(); // skipping the first quote character '"'
|
||||
|
||||
while( lastc != '"' && lastc != -1 )
|
||||
ReadChar();
|
||||
}
|
||||
|
||||
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||||
void JSONToSpaceParser::SkipObjectOrTable(int start_char, int end_char)
|
||||
{
|
||||
int mark = 1;
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||||
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||||
skipped += 1;
|
||||
ReadChar(); // skipping the first object character '{' or '['
|
||||
|
||||
do
|
||||
{
|
||||
if( lastc == '"' )
|
||||
SkipText();
|
||||
else
|
||||
if( lastc == end_char )
|
||||
mark -= 1;
|
||||
else
|
||||
if( lastc == start_char )
|
||||
mark += 1;
|
||||
|
||||
ReadChar();
|
||||
}
|
||||
while( mark > 0 && lastc != -1 );
|
||||
}
|
||||
|
||||
|
||||
void JSONToSpaceParser::SkipObject()
|
||||
{
|
||||
SkipObjectOrTable(space_start, space_end);
|
||||
}
|
||||
|
||||
|
||||
void JSONToSpaceParser::SkipTable()
|
||||
{
|
||||
SkipObjectOrTable(table_start, table_end);
|
||||
}
|
||||
|
||||
|
||||
|
||||
//void JSONToSpaceParser::ReadValue(bool add_space_for_single_value, bool auto_add_single_value, bool has_space_name)
|
||||
void JSONToSpaceParser::ReadValue(bool skip_object_or_table,
|
||||
bool add_space_for_text_value,
|
||||
bool has_key,
|
||||
bool auto_add_text_value)
|
||||
{
|
||||
SkipWhite();
|
||||
|
||||
if( lastc == space_start )
|
||||
{
|
||||
if( skip_object_or_table )
|
||||
SkipObject();
|
||||
else
|
||||
ParseSpace(has_key);
|
||||
}
|
||||
else
|
||||
if( lastc == table_start )
|
||||
{
|
||||
if( skip_object_or_table )
|
||||
SkipTable();
|
||||
else
|
||||
ParseTable(has_key);
|
||||
}
|
||||
else
|
||||
{
|
||||
if( add_space_for_text_value )
|
||||
{
|
||||
SpaceStarts(false, false);
|
||||
ReadToken(false, true, option_delimiter, -1);
|
||||
space->name = token;
|
||||
SpaceEnds(false);
|
||||
}
|
||||
else
|
||||
{
|
||||
ReadToken(false, true, option_delimiter, -1);
|
||||
value.push_back(token);
|
||||
|
||||
if( auto_add_text_value )
|
||||
AddKeyValuePair();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void JSONToSpaceParser::AddKeyValuePair()
|
||||
{
|
||||
if( value.empty() && skip_empty )
|
||||
{
|
||||
DeleteFromTable(key);
|
||||
DeleteFromTableSingle(key);
|
||||
return;
|
||||
}
|
||||
|
||||
if( split_single && value.size() == 1 )
|
||||
{
|
||||
space->table_single[key] = value[0];
|
||||
DeleteFromTable(key);
|
||||
}
|
||||
else
|
||||
{
|
||||
space->table[key] = value;
|
||||
DeleteFromTableSingle(key);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
int JSONToSpaceParser::ReadUTF8Char()
|
||||
{
|
||||
int c;
|
||||
bool correct;
|
||||
|
||||
lastc = -1;
|
||||
|
||||
do
|
||||
{
|
||||
PT::UTF8ToInt(file, c, correct);
|
||||
|
||||
if( !file )
|
||||
return lastc;
|
||||
}
|
||||
while( !correct );
|
||||
|
||||
lastc = c;
|
||||
|
||||
if( lastc == '\n' )
|
||||
++line;
|
||||
|
||||
return lastc;
|
||||
}
|
||||
|
||||
|
||||
|
||||
int JSONToSpaceParser::ReadASCIIChar()
|
||||
{
|
||||
lastc = file.get();
|
||||
|
||||
if( lastc == '\n' )
|
||||
++line;
|
||||
|
||||
return lastc;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
int JSONToSpaceParser::ReadCharFromWcharString()
|
||||
{
|
||||
if( *pchar_unicode == 0 )
|
||||
lastc = -1;
|
||||
else
|
||||
lastc = *(pchar_unicode++);
|
||||
|
||||
if( lastc == '\n' )
|
||||
++line;
|
||||
|
||||
return lastc;
|
||||
}
|
||||
|
||||
|
||||
int JSONToSpaceParser::ReadCharFromUTF8String()
|
||||
{
|
||||
int c;
|
||||
bool correct;
|
||||
|
||||
lastc = -1;
|
||||
|
||||
do
|
||||
{
|
||||
size_t len = PT::UTF8ToInt(pchar_ascii, c, correct);
|
||||
pchar_ascii += len;
|
||||
|
||||
if( *pchar_ascii == 0 )
|
||||
return lastc;
|
||||
}
|
||||
while( !correct );
|
||||
|
||||
lastc = c;
|
||||
|
||||
if( lastc == '\n' )
|
||||
++line;
|
||||
|
||||
return lastc;
|
||||
|
||||
}
|
||||
|
||||
|
||||
int JSONToSpaceParser::ReadCharFromAsciiString()
|
||||
{
|
||||
if( *pchar_ascii == 0 )
|
||||
lastc = -1;
|
||||
else
|
||||
lastc = *(pchar_ascii++);
|
||||
|
||||
if( lastc == '\n' )
|
||||
++line;
|
||||
|
||||
return lastc;
|
||||
}
|
||||
|
||||
|
||||
int JSONToSpaceParser::ReadCharNoEscape()
|
||||
{
|
||||
if( reading_from_file )
|
||||
{
|
||||
if( input_as_utf8 )
|
||||
return ReadUTF8Char();
|
||||
else
|
||||
return ReadASCIIChar();
|
||||
}
|
||||
else
|
||||
{
|
||||
if( reading_from_wchar_string )
|
||||
{
|
||||
return ReadCharFromWcharString();
|
||||
}
|
||||
else
|
||||
{
|
||||
if( input_as_utf8 )
|
||||
return ReadCharFromUTF8String();
|
||||
else
|
||||
return ReadCharFromAsciiString();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
bool JSONToSpaceParser::IsHexDigit(wchar_t c)
|
||||
{
|
||||
return ((c>='0' && c<='9') ||
|
||||
(c>='a' && c<='f') ||
|
||||
(c>='A' && c<='F') );
|
||||
}
|
||||
|
||||
|
||||
int JSONToSpaceParser::HexToInt(wchar_t c)
|
||||
{
|
||||
if( c>='0' && c<='9' )
|
||||
return c - '0';
|
||||
|
||||
if( c>='a' && c<='f' )
|
||||
return c - 'a' + 10;
|
||||
|
||||
if( c>='A' && c<='F' )
|
||||
return c - 'A' + 10;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
void JSONToSpaceParser::ReadUnicodeCodePoint()
|
||||
{
|
||||
wchar_t c;
|
||||
int value = 0;
|
||||
|
||||
for(int i=0 ; i<4 ; ++i)
|
||||
{
|
||||
c = ReadCharNoEscape();
|
||||
|
||||
if( !IsHexDigit(c) )
|
||||
{
|
||||
status = syntax_error;
|
||||
return;
|
||||
}
|
||||
|
||||
value = (value << 4) | HexToInt(c);
|
||||
}
|
||||
|
||||
lastc = (wchar_t)value;
|
||||
}
|
||||
|
||||
|
||||
int JSONToSpaceParser::ReadChar()
|
||||
{
|
||||
char_was_escaped = false;
|
||||
ReadCharNoEscape();
|
||||
|
||||
if( use_escape_char && lastc == '\\' )
|
||||
{
|
||||
char_was_escaped = true;
|
||||
ReadCharNoEscape();
|
||||
|
||||
switch(lastc)
|
||||
{
|
||||
case '0': lastc = 0; break;
|
||||
case 't': lastc = '\t'; break;
|
||||
case 'r': lastc = '\r'; break;
|
||||
case 'n': lastc = '\n'; break;
|
||||
case 'b': lastc = 0x08; break;
|
||||
case 'f': lastc = 0x0c; break;
|
||||
case 'u': ReadUnicodeCodePoint(); break;
|
||||
// in other cases we return the last character
|
||||
}
|
||||
}
|
||||
|
||||
return lastc;
|
||||
}
|
||||
|
||||
|
||||
|
||||
} // namespace
|
||||
|
||||
|
||||
|
||||
|
||||
|
|
@ -0,0 +1,380 @@
|
|||
/*
|
||||
* This file is a part of PikoTools
|
||||
* and is distributed under the (new) BSD licence.
|
||||
* Author: Tomasz Sowa <t.sowa@ttmath.org>
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2012, 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:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * 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.
|
||||
*
|
||||
* * Neither the name Tomasz Sowa nor the names of contributors to this
|
||||
* project may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* 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 OWNER 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_picotools_space_jsonspaceparser
|
||||
#define headerfile_picotools_space_jsonspaceparser
|
||||
|
||||
#include <fstream>
|
||||
#include "space.h"
|
||||
|
||||
|
||||
|
||||
namespace PT
|
||||
{
|
||||
|
||||
|
||||
|
||||
class JSONToSpaceParser
|
||||
{
|
||||
public:
|
||||
|
||||
|
||||
/*
|
||||
ctor -- setting default values (SetDefault() method)
|
||||
*/
|
||||
JSONToSpaceParser();
|
||||
|
||||
|
||||
/*
|
||||
setting the root space
|
||||
*/
|
||||
void SetSpace(Space * pspace);
|
||||
void SetSpace(Space & pspace);
|
||||
|
||||
|
||||
/*
|
||||
setting options of the parser to the default values
|
||||
utf8, split single etc.
|
||||
*/
|
||||
void SetDefault();
|
||||
|
||||
|
||||
/*
|
||||
status of parsing
|
||||
*/
|
||||
enum Status { ok, cant_open_file, syntax_error, max_nested_spaces_exceeded, no_space };
|
||||
|
||||
|
||||
/*
|
||||
the last status of parsing, set by Parse() methods
|
||||
*/
|
||||
Status status;
|
||||
|
||||
|
||||
/*
|
||||
a number of a line in which there is a syntax_error
|
||||
*/
|
||||
int line;
|
||||
|
||||
|
||||
/*
|
||||
how many objects were skipped
|
||||
used in parsing tables when create_table_as_space is false
|
||||
*/
|
||||
size_t skipped;
|
||||
|
||||
|
||||
/*
|
||||
main methods used to parse
|
||||
file_name is the path to a file
|
||||
*/
|
||||
Status Parse(const char * file_name);
|
||||
Status Parse(const std::string & file_name);
|
||||
Status Parse(const wchar_t * file_name);
|
||||
Status Parse(const std::wstring & file_name);
|
||||
|
||||
|
||||
/*
|
||||
main methods used to parse
|
||||
str - input string (either 8bit ascii or UTF-8 -- see UTF8() method)
|
||||
*/
|
||||
Status ParseString(const char * str);
|
||||
Status ParseString(const std::string & str);
|
||||
|
||||
|
||||
/*
|
||||
main methods used to parse
|
||||
here input string is always in unicode (wide characters)
|
||||
*/
|
||||
Status ParseString(const wchar_t * str);
|
||||
Status ParseString(const std::wstring & str);
|
||||
|
||||
|
||||
/*
|
||||
if your list consists of only one item, e.g:
|
||||
option1 = value 1
|
||||
option2 = "value 2"
|
||||
option3 = ( "value 3" )
|
||||
then if you call SplitSingle(true) then such values will be stored in
|
||||
'table_single' instead of 'table' map
|
||||
default: false
|
||||
*/
|
||||
void SplitSingle(bool split);
|
||||
|
||||
|
||||
/*
|
||||
if true then empty values and lists, e.g:
|
||||
option =
|
||||
option2 = ()
|
||||
will be omitted (not inserted to 'table' or 'table_single')
|
||||
default: false
|
||||
*/
|
||||
void SkipEmpty(bool skip);
|
||||
|
||||
|
||||
/*
|
||||
'\' character is used to escape other characters in a quoted string
|
||||
so "some \t t\"ext" will produce "some t t"ext"
|
||||
default: true
|
||||
*/
|
||||
void UseEscapeChar(bool escape);
|
||||
|
||||
|
||||
/*
|
||||
if true then the input file or string (char* or std::string) is treated as UTF-8
|
||||
*/
|
||||
void UTF8(bool utf);
|
||||
|
||||
|
||||
/*
|
||||
|
||||
default: true
|
||||
*/
|
||||
void CreateTableAsSpace(bool create_table_as_space_);
|
||||
|
||||
private:
|
||||
|
||||
|
||||
/*
|
||||
current space set by SetSpace();
|
||||
*/
|
||||
Space * root_space;
|
||||
|
||||
|
||||
/*
|
||||
a space in which we are now
|
||||
*/
|
||||
Space * space;
|
||||
|
||||
|
||||
/*
|
||||
true if Parse() method was called
|
||||
false if ParseString() was called
|
||||
*/
|
||||
bool reading_from_file;
|
||||
|
||||
|
||||
/*
|
||||
pointers to the current character
|
||||
if ParseString() is in used
|
||||
*/
|
||||
const char * pchar_ascii;
|
||||
const wchar_t * pchar_unicode;
|
||||
|
||||
|
||||
/*
|
||||
true if ParseString(wchar_t *) or ParseString(std::wstring&) was called
|
||||
*/
|
||||
bool reading_from_wchar_string;
|
||||
|
||||
|
||||
/*
|
||||
last read token
|
||||
*/
|
||||
std::wstring token;
|
||||
|
||||
|
||||
/*
|
||||
last read key
|
||||
*/
|
||||
std::wstring key;
|
||||
|
||||
|
||||
/*
|
||||
last read list
|
||||
*/
|
||||
Space::Value value;
|
||||
|
||||
|
||||
/*
|
||||
separator between a variable and a value, default: '='
|
||||
*/
|
||||
int separator;
|
||||
|
||||
|
||||
/*
|
||||
space starting character, default: '{'
|
||||
*/
|
||||
int space_start;
|
||||
|
||||
|
||||
/*
|
||||
space ending character, default: '}'
|
||||
*/
|
||||
int space_end;
|
||||
|
||||
|
||||
/*
|
||||
table starting character, default: '['
|
||||
*/
|
||||
int table_start;
|
||||
|
||||
|
||||
/*
|
||||
table ending character, default: ']'
|
||||
*/
|
||||
int table_end;
|
||||
|
||||
|
||||
/*
|
||||
option delimiter, default: ','
|
||||
*/
|
||||
int option_delimiter;
|
||||
|
||||
|
||||
/*
|
||||
last read char
|
||||
or -1 if the end
|
||||
*/
|
||||
int lastc;
|
||||
|
||||
|
||||
/*
|
||||
true if the lastc was escaped (with a backslash)
|
||||
we have to know if the last sequence was \" or just "
|
||||
*/
|
||||
bool char_was_escaped;
|
||||
|
||||
|
||||
/*
|
||||
current file
|
||||
*/
|
||||
std::ifstream file;
|
||||
|
||||
|
||||
/*
|
||||
if true then lists with one item will be put into 'table_single' table
|
||||
default: false
|
||||
*/
|
||||
bool split_single;
|
||||
|
||||
|
||||
/*
|
||||
if true then empty lists, e.g:
|
||||
option =
|
||||
option2 = ()
|
||||
will be omitted (not inserted to 'table' or 'table_single')
|
||||
default: false
|
||||
*/
|
||||
bool skip_empty;
|
||||
|
||||
|
||||
/*
|
||||
input file is in UTF-8
|
||||
default: true
|
||||
*/
|
||||
bool input_as_utf8;
|
||||
|
||||
|
||||
/*
|
||||
if true you can use an escape character '\' in quoted values
|
||||
*/
|
||||
bool use_escape_char;
|
||||
|
||||
|
||||
/*
|
||||
if false we only allow the tables to consists of text items (numeric, boolean too)
|
||||
objects are not allowed then
|
||||
default: true
|
||||
*/
|
||||
bool create_table_as_space;
|
||||
|
||||
|
||||
/*
|
||||
|
||||
*/
|
||||
size_t current_nested_level;
|
||||
|
||||
|
||||
/*
|
||||
|
||||
default: 1000;
|
||||
*/
|
||||
size_t max_nested_level;
|
||||
|
||||
|
||||
std::string afile_name;
|
||||
|
||||
void Parse();
|
||||
void ParseSpace(bool has_space_name, bool insert_new_space = true);
|
||||
void ParseTextTable();
|
||||
void ParseObjectsTable(bool has_key);
|
||||
void ParseTable(bool has_key);
|
||||
void ParseKeyValuePairs();
|
||||
|
||||
void SkipText();
|
||||
void SkipObjectOrTable(int start_char, int end_char);
|
||||
void SkipTable();
|
||||
void SkipObject();
|
||||
|
||||
void SpaceEnds(bool skip_space_char = true);
|
||||
void SpaceStarts(bool has_space_name, bool skip_space_char = true);
|
||||
|
||||
void DeleteFromTable(const std::wstring & var);
|
||||
void DeleteFromTableSingle(const std::wstring & var);
|
||||
|
||||
void ReadTokenQuoted();
|
||||
void ReadTokenSingle(bool white_delimit, bool new_line_delimit, int delimit1, int delimit2);
|
||||
void ReadToken(bool white_delimit, bool new_line_delimit, int delimit1, int delimit2);
|
||||
void ReadKey();
|
||||
void ReadValue(bool skip_object_or_table = false,
|
||||
bool add_space_for_text_value = false,
|
||||
bool has_key = false,
|
||||
bool auto_add_text_value = false);
|
||||
|
||||
void AddKeyValuePair();
|
||||
int ReadUTF8Char();
|
||||
int ReadASCIIChar();
|
||||
int ReadCharFromWcharString();
|
||||
int ReadCharFromUTF8String();
|
||||
int ReadCharFromAsciiString();
|
||||
int ReadCharNoEscape();
|
||||
int ReadChar();
|
||||
bool IsWhite(int c);
|
||||
void SkipWhite();
|
||||
void Trim(std::wstring & s);
|
||||
bool IsHexDigit(wchar_t c);
|
||||
int HexToInt(wchar_t c);
|
||||
void ReadUnicodeCodePoint();
|
||||
|
||||
};
|
||||
|
||||
|
||||
} // namespace
|
||||
|
||||
|
||||
#endif
|
||||
|
|
@ -35,8 +35,8 @@
|
|||
* THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#ifndef headerfile_picotools_confparser_space
|
||||
#define headerfile_picotools_confparser_space
|
||||
#ifndef headerfile_picotools_space_space
|
||||
#define headerfile_picotools_space_space
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
|
|
|
|||
|
|
@ -212,6 +212,10 @@ void SpaceParser::Parse()
|
|||
// last closing ')' characters are missing (closing a space)
|
||||
status = syntax_error;
|
||||
}
|
||||
|
||||
token.clear();
|
||||
key.clear();
|
||||
value.clear();
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -498,7 +502,7 @@ void SpaceParser::ReadValue()
|
|||
value.clear();
|
||||
SkipWhite();
|
||||
|
||||
if( lastc == '(' )
|
||||
if( lastc == list_start )
|
||||
ReadValueList();
|
||||
else
|
||||
ReadValueSingle();
|
||||
|
|
|
|||
|
|
@ -35,8 +35,8 @@
|
|||
* THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#ifndef headerfile_picotools_confparser_confparser
|
||||
#define headerfile_picotools_confparser_confparser
|
||||
#ifndef headerfile_picotools_confparser_spaceparser
|
||||
#define headerfile_picotools_confparser_spaceparser
|
||||
|
||||
#include <fstream>
|
||||
#include "space.h"
|
||||
|
|
@ -276,7 +276,7 @@ private:
|
|||
|
||||
/*
|
||||
input file is in UTF-8
|
||||
default: false
|
||||
default: true
|
||||
*/
|
||||
bool input_as_utf8;
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,61 @@
|
|||
/*
|
||||
* This file is a part of PikoTools
|
||||
* and is distributed under the (new) BSD licence.
|
||||
* Author: Tomasz Sowa <t.sowa@ttmath.org>
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2012, 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:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * 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.
|
||||
*
|
||||
* * Neither the name Tomasz Sowa nor the names of contributors to this
|
||||
* project may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* 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 OWNER 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.
|
||||
*/
|
||||
|
||||
#include "spacetojson.h"
|
||||
|
||||
|
||||
namespace PT
|
||||
{
|
||||
|
||||
|
||||
|
||||
bool SpaceToJSON::HasUnnamedSpace(Space & space) const
|
||||
{
|
||||
for(size_t i=0 ; i<space.spaces.size() ; ++i)
|
||||
if( space.spaces[i]->name.empty() )
|
||||
return true;
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
} // namespace
|
||||
|
||||
|
|
@ -0,0 +1,231 @@
|
|||
/*
|
||||
* This file is a part of PikoTools
|
||||
* and is distributed under the (new) BSD licence.
|
||||
* Author: Tomasz Sowa <t.sowa@ttmath.org>
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2012, 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:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
*
|
||||
* * 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.
|
||||
*
|
||||
* * Neither the name Tomasz Sowa nor the names of contributors to this
|
||||
* project may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* 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 OWNER 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_picotools_space_spacetojson
|
||||
#define headerfile_picotools_space_spacetojson
|
||||
|
||||
#include "space.h"
|
||||
|
||||
|
||||
namespace PT
|
||||
{
|
||||
|
||||
|
||||
class SpaceToJSON
|
||||
{
|
||||
public:
|
||||
|
||||
|
||||
template<class Stream>
|
||||
void Serialize(Space & space, Stream & out, bool use_indents = false, int level = 0) const;
|
||||
|
||||
template<class Stream>
|
||||
void SerializeTableSingle(Space & space, Stream & out, bool use_indents, int level) const;
|
||||
|
||||
template<class Stream>
|
||||
void SerializeTableMulti(Space & space, Stream & out, bool use_indents, int level) const;
|
||||
|
||||
template<class Stream, class StringType>
|
||||
static void PrintToken(Stream & out, const StringType & str);
|
||||
|
||||
template<class Stream>
|
||||
static void PrintLevel(Stream & out, bool use_indents, int level);
|
||||
|
||||
private:
|
||||
|
||||
bool HasUnnamedSpace(Space & space) const;
|
||||
|
||||
};
|
||||
|
||||
|
||||
|
||||
|
||||
template<class Stream>
|
||||
void SpaceToJSON::PrintLevel(Stream & out, bool use_indents, int level)
|
||||
{
|
||||
if( use_indents )
|
||||
{
|
||||
for(int i=0 ; i<level ; ++i)
|
||||
out << ' ';
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
template<class Stream, class StringType>
|
||||
void SpaceToJSON::PrintToken(Stream & out, const StringType & str)
|
||||
{
|
||||
out << '\"';
|
||||
|
||||
for(size_t i=0 ; i<str.size() ; ++i)
|
||||
{
|
||||
switch(str[i])
|
||||
{
|
||||
case 0: out << '\\'; out << '0'; break; // may skip this character is better?
|
||||
case '\r': out << '\\'; out << 'r'; break;
|
||||
case '\n': out << '\\'; out << 'n'; break;
|
||||
case '\t': out << '\\'; out << 't'; break;
|
||||
case 0x08: out << '\\'; out << 'b'; break;
|
||||
case 0x0c: out << '\\'; out << 'f'; break;
|
||||
case '\\': out << '\\'; out << '\\'; break;
|
||||
case '"': out << '\\'; out << '\"'; break;
|
||||
default:
|
||||
out << str[i];
|
||||
}
|
||||
}
|
||||
|
||||
out << '\"';
|
||||
}
|
||||
|
||||
|
||||
|
||||
template<class Stream>
|
||||
void SpaceToJSON::SerializeTableSingle(Space & space, Stream & out, bool use_indents, int level) const
|
||||
{
|
||||
Space::TableSingle::const_iterator i;
|
||||
size_t index = 0;
|
||||
|
||||
for(i=space.table_single.begin() ; i != space.table_single.end() ; ++i, ++index)
|
||||
{
|
||||
PrintLevel(out, use_indents, level);
|
||||
PrintToken(out, i->first);
|
||||
out << L": ";
|
||||
PrintToken(out, i->second);
|
||||
|
||||
if( index + 1 < space.table_single.size() || !space.table.empty() )
|
||||
out << ',';
|
||||
|
||||
out << '\n';
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
template<class Stream>
|
||||
void SpaceToJSON::SerializeTableMulti(Space & space, Stream & out, bool use_indents, int level) const
|
||||
{
|
||||
Space::Table::const_iterator i2;
|
||||
size_t v;
|
||||
size_t index = 0;
|
||||
|
||||
for(i2 = space.table.begin() ; i2 != space.table.end() ; ++i2, ++index)
|
||||
{
|
||||
PrintLevel(out, use_indents, level);
|
||||
PrintToken(out, i2->first);
|
||||
out << L": ";
|
||||
|
||||
if( i2->second.size() != 1 )
|
||||
out << '[';
|
||||
|
||||
for(v = 0 ; v < i2->second.size() ; ++v)
|
||||
{
|
||||
if( v > 0 )
|
||||
PrintLevel(out, use_indents, level + i2->first.size() + 3);
|
||||
|
||||
PrintToken(out, i2->second[v]);
|
||||
|
||||
if( v + 1 < i2->second.size() )
|
||||
out << L",\n";
|
||||
}
|
||||
|
||||
if( i2->second.size() != 1 )
|
||||
out << ']';
|
||||
|
||||
if( index + 1 < space.table.size() || !space.spaces.empty() )
|
||||
out << ',';
|
||||
|
||||
out << '\n';
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
template<class Stream>
|
||||
void SpaceToJSON::Serialize(Space & space, Stream & out, bool use_indents, int level) const
|
||||
{
|
||||
// if( level > 0 )
|
||||
// out << '\n';
|
||||
|
||||
PrintLevel(out, use_indents, level);
|
||||
|
||||
if( !space.name.empty() )
|
||||
{
|
||||
PrintToken(out, space.name);
|
||||
out << L": ";
|
||||
}
|
||||
|
||||
bool is_table = HasUnnamedSpace(space);
|
||||
|
||||
if( is_table )
|
||||
out << L"[\n";
|
||||
else
|
||||
out << L"{\n";
|
||||
|
||||
// !! what about if table or table.single has values
|
||||
// and there is the table? (not supported yet)
|
||||
|
||||
SerializeTableSingle(space, out, use_indents, level);
|
||||
SerializeTableMulti(space, out, use_indents, level);
|
||||
|
||||
for(size_t i=0 ; i<space.spaces.size() ; ++i)
|
||||
{
|
||||
Serialize(*space.spaces[i], out, use_indents, level+1);
|
||||
|
||||
if( i + 1 < space.spaces.size() )
|
||||
{
|
||||
PrintLevel(out, use_indents, level);
|
||||
out << L",\n";
|
||||
}
|
||||
}
|
||||
|
||||
PrintLevel(out, use_indents, level);
|
||||
|
||||
if( is_table )
|
||||
out << L"]\n";
|
||||
else
|
||||
out << L"}\n";
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
} // namespace
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue