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Add QJson files.

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Vladimir Golovnev (Glassez) 2014-06-04 10:10:06 +04:00
parent 6e59877cee
commit f9c3719d12
18 changed files with 7824 additions and 1 deletions
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206
src/webui/qjson/FlexLexer.h Normal file
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// -*-C++-*-
// FlexLexer.h -- define interfaces for lexical analyzer classes generated
// by flex
// Copyright (c) 1993 The Regents of the University of California.
// All rights reserved.
//
// This code is derived from software contributed to Berkeley by
// Kent Williams and Tom Epperly.
//
// 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.
// Neither the name of the University nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
// THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE.
// This file defines FlexLexer, an abstract class which specifies the
// external interface provided to flex C++ lexer objects, and yyFlexLexer,
// which defines a particular lexer class.
//
// If you want to create multiple lexer classes, you use the -P flag
// to rename each yyFlexLexer to some other xxFlexLexer. You then
// include <FlexLexer.h> in your other sources once per lexer class:
//
// #undef yyFlexLexer
// #define yyFlexLexer xxFlexLexer
// #include <FlexLexer.h>
//
// #undef yyFlexLexer
// #define yyFlexLexer zzFlexLexer
// #include <FlexLexer.h>
// ...
#ifndef __FLEX_LEXER_H
// Never included before - need to define base class.
#define __FLEX_LEXER_H
#include <iostream>
# ifndef FLEX_STD
# define FLEX_STD std::
# endif
extern "C++" {
struct yy_buffer_state;
typedef int yy_state_type;
class FlexLexer {
public:
virtual ~FlexLexer() { }
const char* YYText() const { return yytext; }
int YYLeng() const { return yyleng; }
virtual void
yy_switch_to_buffer( struct yy_buffer_state* new_buffer ) = 0;
virtual struct yy_buffer_state*
yy_create_buffer( FLEX_STD istream* s, int size ) = 0;
virtual void yy_delete_buffer( struct yy_buffer_state* b ) = 0;
virtual void yyrestart( FLEX_STD istream* s ) = 0;
virtual int yylex() = 0;
// Call yylex with new input/output sources.
int yylex( FLEX_STD istream* new_in, FLEX_STD ostream* new_out = 0 )
{
switch_streams( new_in, new_out );
return yylex();
}
// Switch to new input/output streams. A nil stream pointer
// indicates "keep the current one".
virtual void switch_streams( FLEX_STD istream* new_in = 0,
FLEX_STD ostream* new_out = 0 ) = 0;
int lineno() const { return yylineno; }
int debug() const { return yy_flex_debug; }
void set_debug( int flag ) { yy_flex_debug = flag; }
protected:
char* yytext;
int yyleng;
int yylineno; // only maintained if you use %option yylineno
int yy_flex_debug; // only has effect with -d or "%option debug"
};
}
#endif // FLEXLEXER_H
#if defined(yyFlexLexer) || ! defined(yyFlexLexerOnce)
// Either this is the first time through (yyFlexLexerOnce not defined),
// or this is a repeated include to define a different flavor of
// yyFlexLexer, as discussed in the flex manual.
#define yyFlexLexerOnce
extern "C++" {
class yyFlexLexer : public FlexLexer {
public:
// arg_yyin and arg_yyout default to the cin and cout, but we
// only make that assignment when initializing in yylex().
yyFlexLexer( FLEX_STD istream* arg_yyin = 0, FLEX_STD ostream* arg_yyout = 0 );
virtual ~yyFlexLexer();
void yy_switch_to_buffer( struct yy_buffer_state* new_buffer );
struct yy_buffer_state* yy_create_buffer( FLEX_STD istream* s, int size );
void yy_delete_buffer( struct yy_buffer_state* b );
void yyrestart( FLEX_STD istream* s );
void yypush_buffer_state( struct yy_buffer_state* new_buffer );
void yypop_buffer_state();
virtual int yylex();
virtual void switch_streams( FLEX_STD istream* new_in, FLEX_STD ostream* new_out = 0 );
virtual int yywrap();
protected:
virtual int LexerInput( char* buf, int max_size );
virtual void LexerOutput( const char* buf, int size );
virtual void LexerError( const char* msg );
void yyunput( int c, char* buf_ptr );
int yyinput();
void yy_load_buffer_state();
void yy_init_buffer( struct yy_buffer_state* b, FLEX_STD istream* s );
void yy_flush_buffer( struct yy_buffer_state* b );
int yy_start_stack_ptr;
int yy_start_stack_depth;
int* yy_start_stack;
void yy_push_state( int new_state );
void yy_pop_state();
int yy_top_state();
yy_state_type yy_get_previous_state();
yy_state_type yy_try_NUL_trans( yy_state_type current_state );
int yy_get_next_buffer();
FLEX_STD istream* yyin; // input source for default LexerInput
FLEX_STD ostream* yyout; // output sink for default LexerOutput
// yy_hold_char holds the character lost when yytext is formed.
char yy_hold_char;
// Number of characters read into yy_ch_buf.
int yy_n_chars;
// Points to current character in buffer.
char* yy_c_buf_p;
int yy_init; // whether we need to initialize
int yy_start; // start state number
// Flag which is used to allow yywrap()'s to do buffer switches
// instead of setting up a fresh yyin. A bit of a hack ...
int yy_did_buffer_switch_on_eof;
size_t yy_buffer_stack_top; /**< index of top of stack. */
size_t yy_buffer_stack_max; /**< capacity of stack. */
struct yy_buffer_state ** yy_buffer_stack; /**< Stack as an array. */
void yyensure_buffer_stack(void);
// The following are not always needed, but may be depending
// on use of certain flex features (like REJECT or yymore()).
yy_state_type yy_last_accepting_state;
char* yy_last_accepting_cpos;
yy_state_type* yy_state_buf;
yy_state_type* yy_state_ptr;
char* yy_full_match;
int* yy_full_state;
int yy_full_lp;
int yy_lp;
int yy_looking_for_trail_begin;
int yy_more_flag;
int yy_more_len;
int yy_more_offset;
int yy_prev_more_offset;
};
}
#endif // yyFlexLexer || ! yyFlexLexerOnce

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src/webui/qjson/json_parser.cc Normal file
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src/webui/qjson/json_parser.hh Normal file
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/* A Bison parser, made by GNU Bison 2.7. */
/* Skeleton interface for Bison LALR(1) parsers in C++
Copyright (C) 2002-2012 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/**
** \file json_parser.hh
** Define the yy::parser class.
*/
/* C++ LALR(1) parser skeleton written by Akim Demaille. */
#ifndef YY_YY_JSON_PARSER_HH_INCLUDED
# define YY_YY_JSON_PARSER_HH_INCLUDED
/* "%code requires" blocks. */
/* Line 33 of lalr1.cc */
#line 26 "json_parser.yy"
#include "parser_p.h"
#include "json_scanner.h"
#include "qjson_debug.h"
#include <QtCore/QByteArray>
#include <QtCore/QMap>
#include <QtCore/QString>
#include <QtCore/QVariant>
#include <limits>
class JSonScanner;
namespace QJson {
class Parser;
}
#define YYERROR_VERBOSE 1
Q_DECLARE_METATYPE(QVector<QVariant>*)
Q_DECLARE_METATYPE(QVariantMap*)
/* Line 33 of lalr1.cc */
#line 72 "json_parser.hh"
#include <string>
#include <iostream>
#include "stack.hh"
#include "location.hh"
/* Enabling traces. */
#ifndef YYDEBUG
# define YYDEBUG 1
#endif
namespace yy {
/* Line 33 of lalr1.cc */
#line 88 "json_parser.hh"
/// A Bison parser.
class json_parser
{
public:
/// Symbol semantic values.
#ifndef YYSTYPE
typedef int semantic_type;
#else
typedef YYSTYPE semantic_type;
#endif
/// Symbol locations.
typedef location location_type;
/// Tokens.
struct token
{
/* Tokens. */
enum yytokentype {
END = 0,
CURLY_BRACKET_OPEN = 1,
CURLY_BRACKET_CLOSE = 2,
SQUARE_BRACKET_OPEN = 3,
SQUARE_BRACKET_CLOSE = 4,
COLON = 5,
COMMA = 6,
NUMBER = 7,
TRUE_VAL = 8,
FALSE_VAL = 9,
NULL_VAL = 10,
STRING = 11,
INVALID = 12
};
};
/// Token type.
typedef token::yytokentype token_type;
/// Build a parser object.
json_parser (QJson::ParserPrivate* driver_yyarg);
virtual ~json_parser ();
/// Parse.
/// \returns 0 iff parsing succeeded.
virtual int parse ();
#if YYDEBUG
/// The current debugging stream.
std::ostream& debug_stream () const;
/// Set the current debugging stream.
void set_debug_stream (std::ostream &);
/// Type for debugging levels.
typedef int debug_level_type;
/// The current debugging level.
debug_level_type debug_level () const;
/// Set the current debugging level.
void set_debug_level (debug_level_type l);
#endif
private:
/// Report a syntax error.
/// \param loc where the syntax error is found.
/// \param msg a description of the syntax error.
virtual void error (const location_type& loc, const std::string& msg);
/// Generate an error message.
/// \param state the state where the error occurred.
/// \param tok the lookahead token.
virtual std::string yysyntax_error_ (int yystate, int tok);
#if YYDEBUG
/// \brief Report a symbol value on the debug stream.
/// \param yytype The token type.
/// \param yyvaluep Its semantic value.
/// \param yylocationp Its location.
virtual void yy_symbol_value_print_ (int yytype,
const semantic_type* yyvaluep,
const location_type* yylocationp);
/// \brief Report a symbol on the debug stream.
/// \param yytype The token type.
/// \param yyvaluep Its semantic value.
/// \param yylocationp Its location.
virtual void yy_symbol_print_ (int yytype,
const semantic_type* yyvaluep,
const location_type* yylocationp);
#endif
/// State numbers.
typedef int state_type;
/// State stack type.
typedef stack<state_type> state_stack_type;
/// Semantic value stack type.
typedef stack<semantic_type> semantic_stack_type;
/// location stack type.
typedef stack<location_type> location_stack_type;
/// The state stack.
state_stack_type yystate_stack_;
/// The semantic value stack.
semantic_stack_type yysemantic_stack_;
/// The location stack.
location_stack_type yylocation_stack_;
/// Whether the given \c yypact_ value indicates a defaulted state.
/// \param yyvalue the value to check
static bool yy_pact_value_is_default_ (int yyvalue);
/// Whether the given \c yytable_ value indicates a syntax error.
/// \param yyvalue the value to check
static bool yy_table_value_is_error_ (int yyvalue);
/// Internal symbol numbers.
typedef unsigned char token_number_type;
/* Tables. */
/// For a state, the index in \a yytable_ of its portion.
static const signed char yypact_[];
static const signed char yypact_ninf_;
/// For a state, default reduction number.
/// Unless\a yytable_ specifies something else to do.
/// Zero means the default is an error.
static const unsigned char yydefact_[];
static const signed char yypgoto_[];
static const signed char yydefgoto_[];
/// What to do in a state.
/// \a yytable_[yypact_[s]]: what to do in state \a s.
/// - if positive, shift that token.
/// - if negative, reduce the rule which number is the opposite.
/// - if zero, do what YYDEFACT says.
static const unsigned char yytable_[];
static const signed char yytable_ninf_;
static const signed char yycheck_[];
/// For a state, its accessing symbol.
static const unsigned char yystos_[];
/// For a rule, its LHS.
static const unsigned char yyr1_[];
/// For a rule, its RHS length.
static const unsigned char yyr2_[];
/// Convert the symbol name \a n to a form suitable for a diagnostic.
static std::string yytnamerr_ (const char *n);
/// For a symbol, its name in clear.
static const char* const yytname_[];
#if YYDEBUG
/// A type to store symbol numbers and -1.
typedef signed char rhs_number_type;
/// A `-1'-separated list of the rules' RHS.
static const rhs_number_type yyrhs_[];
/// For each rule, the index of the first RHS symbol in \a yyrhs_.
static const unsigned char yyprhs_[];
/// For each rule, its source line number.
static const unsigned char yyrline_[];
/// For each scanner token number, its symbol number.
static const unsigned short int yytoken_number_[];
/// Report on the debug stream that the rule \a r is going to be reduced.
virtual void yy_reduce_print_ (int r);
/// Print the state stack on the debug stream.
virtual void yystack_print_ ();
/* Debugging. */
int yydebug_;
std::ostream* yycdebug_;
#endif
/// Convert a scanner token number \a t to a symbol number.
token_number_type yytranslate_ (int t);
/// \brief Reclaim the memory associated to a symbol.
/// \param yymsg Why this token is reclaimed.
/// If null, do not display the symbol, just free it.
/// \param yytype The symbol type.
/// \param yyvaluep Its semantic value.
/// \param yylocationp Its location.
inline void yydestruct_ (const char* yymsg,
int yytype,
semantic_type* yyvaluep,
location_type* yylocationp);
/// Pop \a n symbols the three stacks.
inline void yypop_ (unsigned int n = 1);
/* Constants. */
static const int yyeof_;
/* LAST_ -- Last index in TABLE_. */
static const int yylast_;
static const int yynnts_;
static const int yyempty_;
static const int yyfinal_;
static const int yyterror_;
static const int yyerrcode_;
static const int yyntokens_;
static const unsigned int yyuser_token_number_max_;
static const token_number_type yyundef_token_;
/* User arguments. */
QJson::ParserPrivate* driver;
};
} // yy
/* Line 33 of lalr1.cc */
#line 297 "json_parser.hh"
#endif /* !YY_YY_JSON_PARSER_HH_INCLUDED */

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src/webui/qjson/json_scanner.cc Normal file
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src/webui/qjson/json_scanner.cpp Normal file
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/* This file is part of QJson
*
* Copyright (C) 2008 Flavio Castelli <flavio.castelli@gmail.com>
* Copyright (C) 2013 Silvio Moioli <silvio@moioli.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "json_scanner.cc"
#include "qjson_debug.h"
#include "json_scanner.h"
#include "json_parser.hh"
#include <ctype.h>
#include <QtCore/QDebug>
#include <QtCore/QRegExp>
#include <cassert>
JSonScanner::JSonScanner(QIODevice* io)
: m_allowSpecialNumbers(false),
m_io (io),
m_criticalError(false),
m_C_locale(QLocale::C)
{
}
JSonScanner::~JSonScanner()
{
}
void JSonScanner::allowSpecialNumbers(bool allow) {
m_allowSpecialNumbers = allow;
}
int JSonScanner::yylex(YYSTYPE* yylval, yy::location *yylloc) {
m_yylval = yylval;
m_yylloc = yylloc;
m_yylloc->step();
int result = yylex();
if (m_criticalError) {
return -1;
}
return result;
}
int JSonScanner::LexerInput(char* buf, int max_size) {
if (!m_io->isOpen()) {
qCritical() << "JSonScanner::yylex - io device is not open";
m_criticalError = true;
return 0;
}
int readBytes = m_io->read(buf, max_size);
if(readBytes < 0) {
qCritical() << "JSonScanner::yylex - error while reading from io device";
m_criticalError = true;
return 0;
}
return readBytes;
}

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/* This file is part of QJson
*
* Copyright (C) 2008 Flavio Castelli <flavio.castelli@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef _JSON_SCANNER
#define _JSON_SCANNER
#include <QtCore/QIODevice>
#include <QtCore/QVariant>
#include <QtCore/QLocale>
#define YYSTYPE QVariant
// Only include FlexLexer.h if it hasn't been already included
#if ! defined(yyFlexLexerOnce)
#include <FlexLexer.h>
#endif
#include "parser_p.h"
namespace yy {
class location;
int yylex(YYSTYPE *yylval, yy::location *yylloc, QJson::ParserPrivate* driver);
}
class JSonScanner : public yyFlexLexer
{
public:
explicit JSonScanner(QIODevice* io);
~JSonScanner();
void allowSpecialNumbers(bool allow);
int yylex(YYSTYPE* yylval, yy::location *yylloc);
int yylex();
int LexerInput(char* buf, int max_size);
protected:
bool m_allowSpecialNumbers;
QIODevice* m_io;
YYSTYPE* m_yylval;
yy::location* m_yylloc;
bool m_criticalError;
QString m_currentString;
QLocale m_C_locale;
};
#endif

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/* A Bison parser, made by GNU Bison 2.7. */
/* Locations for Bison parsers in C++
Copyright (C) 2002-2007, 2009-2012 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/**
** \file location.hh
** Define the yy::location class.
*/
#ifndef YY_YY_LOCATION_HH_INCLUDED
# define YY_YY_LOCATION_HH_INCLUDED
# include "position.hh"
namespace yy {
/* Line 166 of location.cc */
#line 47 "location.hh"
/// Abstract a location.
class location
{
public:
/// Construct a location from \a b to \a e.
location (const position& b, const position& e)
: begin (b)
, end (e)
{
}
/// Construct a 0-width location in \a p.
explicit location (const position& p = position ())
: begin (p)
, end (p)
{
}
/// Construct a 0-width location in \a f, \a l, \a c.
explicit location (std::string* f,
unsigned int l = 1u,
unsigned int c = 1u)
: begin (f, l, c)
, end (f, l, c)
{
}
/// Initialization.
void initialize (std::string* f = YY_NULL,
unsigned int l = 1u,
unsigned int c = 1u)
{
begin.initialize (f, l, c);
end = begin;
}
/** \name Line and Column related manipulators
** \{ */
public:
/// Reset initial location to final location.
void step ()
{
begin = end;
}
/// Extend the current location to the COUNT next columns.
void columns (unsigned int count = 1)
{
end += count;
}
/// Extend the current location to the COUNT next lines.
void lines (unsigned int count = 1)
{
end.lines (count);
}
/** \} */
public:
/// Beginning of the located region.
position begin;
/// End of the located region.
position end;
};
/// Join two location objects to create a location.
inline const location operator+ (const location& begin, const location& end)
{
location res = begin;
res.end = end.end;
return res;
}
/// Add two location objects.
inline const location operator+ (const location& begin, unsigned int width)
{
location res = begin;
res.columns (width);
return res;
}
/// Add and assign a location.
inline location& operator+= (location& res, unsigned int width)
{
res.columns (width);
return res;
}
/// Compare two location objects.
inline bool
operator== (const location& loc1, const location& loc2)
{
return loc1.begin == loc2.begin && loc1.end == loc2.end;
}
/// Compare two location objects.
inline bool
operator!= (const location& loc1, const location& loc2)
{
return !(loc1 == loc2);
}
/** \brief Intercept output stream redirection.
** \param ostr the destination output stream
** \param loc a reference to the location to redirect
**
** Avoid duplicate information.
*/
template <typename YYChar>
inline std::basic_ostream<YYChar>&
operator<< (std::basic_ostream<YYChar>& ostr, const location& loc)
{
position last = loc.end - 1;
ostr << loc.begin;
if (last.filename
&& (!loc.begin.filename
|| *loc.begin.filename != *last.filename))
ostr << '-' << last;
else if (loc.begin.line != last.line)
ostr << '-' << last.line << '.' << last.column;
else if (loc.begin.column != last.column)
ostr << '-' << last.column;
return ostr;
}
} // yy
/* Line 296 of location.cc */
#line 180 "location.hh"
#endif /* !YY_YY_LOCATION_HH_INCLUDED */

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/* This file is part of QJson
*
* Copyright (C) 2008 Flavio Castelli <flavio.castelli@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "parser.h"
#include "parser_p.h"
#include "json_parser.hh"
#include "json_scanner.h"
#include <QtCore/QBuffer>
#include <QtCore/QStringList>
#include <QtCore/QTextStream>
#include <QtCore/QDebug>
using namespace QJson;
ParserPrivate::ParserPrivate() :
m_scanner(0)
{
m_specialNumbersAllowed = false;
reset();
}
ParserPrivate::~ParserPrivate()
{
if (m_scanner)
delete m_scanner;
}
void ParserPrivate::setError(QString errorMsg, int errorLine) {
m_error = true;
m_errorMsg = errorMsg;
m_errorLine = errorLine;
}
void ParserPrivate::reset()
{
m_error = false;
m_errorLine = 0;
m_errorMsg.clear();
if (m_scanner) {
delete m_scanner;
m_scanner = 0;
}
}
Parser::Parser() :
d(new ParserPrivate)
{
}
Parser::~Parser()
{
delete d;
}
QVariant Parser::parse (QIODevice* io, bool* ok)
{
d->reset();
if (!io->isOpen()) {
if (!io->open(QIODevice::ReadOnly)) {
if (ok != 0)
*ok = false;
qCritical ("Error opening device");
return QVariant();
}
}
if (!io->isReadable()) {
if (ok != 0)
*ok = false;
qCritical ("Device is not readable");
io->close();
return QVariant();
}
if (io->atEnd()) {
if (ok != 0)
*ok = false;
d->setError(QLatin1String("No data"), 0);
io->close();
return QVariant();
}
d->m_scanner = new JSonScanner (io);
d->m_scanner->allowSpecialNumbers(d->m_specialNumbersAllowed);
yy::json_parser parser(d);
parser.parse();
delete d->m_scanner;
d->m_scanner = 0;
if (ok != 0)
*ok = !d->m_error;
io->close();
return d->m_result;
}
QVariant Parser::parse(const QByteArray& jsonString, bool* ok) {
QBuffer buffer;
buffer.open(QBuffer::ReadWrite);
buffer.write(jsonString);
buffer.seek(0);
return parse (&buffer, ok);
}
QString Parser::errorString() const
{
return d->m_errorMsg;
}
int Parser::errorLine() const
{
return d->m_errorLine;
}
void QJson::Parser::allowSpecialNumbers(bool allowSpecialNumbers) {
d->m_specialNumbersAllowed = allowSpecialNumbers;
}
bool Parser::specialNumbersAllowed() const {
return d->m_specialNumbersAllowed;
}

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/* This file is part of QJson
*
* Copyright (C) 2008 Flavio Castelli <flavio.castelli@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef QJSON_PARSER_H
#define QJSON_PARSER_H
#include "qjson_export.h"
QT_BEGIN_NAMESPACE
class QIODevice;
class QVariant;
QT_END_NAMESPACE
/**
* Namespace used by QJson
*/
namespace QJson {
class ParserPrivate;
/**
* @brief Main class used to convert JSON data to QVariant objects
*/
class QJSON_EXPORT Parser
{
public:
Parser();
~Parser();
/**
* Read JSON string from the I/O Device and converts it to a QVariant object
* @param io Input output device
* @param ok if a conversion error occurs, *ok is set to false; otherwise *ok is set to true.
* @returns a QVariant object generated from the JSON string
*/
QVariant parse(QIODevice* io, bool* ok = 0);
/**
* This is a method provided for convenience.
* @param jsonData data containing the JSON object representation
* @param ok if a conversion error occurs, *ok is set to false; otherwise *ok is set to true.
* @returns a QVariant object generated from the JSON string
* @sa errorString
* @sa errorLine
*/
QVariant parse(const QByteArray& jsonData, bool* ok = 0);
/**
* This method returns the error message
* @returns a QString object containing the error message of the last parse operation
* @sa errorLine
*/
QString errorString() const;
/**
* This method returns line number where the error occurred
* @returns the line number where the error occurred
* @sa errorString
*/
int errorLine() const;
/**
* Sets whether special numbers (Infinity, -Infinity, NaN) are allowed as an extension to
* the standard
* @param allowSpecialNumbers new value of whether special numbers are allowed
* @sa specialNumbersAllowed
*/
void allowSpecialNumbers(bool allowSpecialNumbers);
/**
* @returns whether special numbers (Infinity, -Infinity, NaN) are allowed
* @sa allowSpecialNumbers
*/
bool specialNumbersAllowed() const;
private:
Q_DISABLE_COPY(Parser)
ParserPrivate* const d;
};
}
#endif // QJSON_PARSER_H

57
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/* This file is part of QJson
*
* Copyright (C) 2008 Flavio Castelli <flavio.castelli@gmail.com>
* Copyright (C) 2009 Michael Leupold <lemma@confuego.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef QJSON_PARSER_P_H
#define QJSON_PARSER_P_H
#include "parser.h"
#include <QtCore/QString>
#include <QtCore/QVariant>
class JSonScanner;
namespace yy {
class json_parser;
}
namespace QJson {
class ParserPrivate
{
public:
ParserPrivate();
~ParserPrivate();
void reset();
void setError(QString errorMsg, int line);
JSonScanner* m_scanner;
bool m_error;
int m_errorLine;
QString m_errorMsg;
QVariant m_result;
bool m_specialNumbersAllowed;
};
}
#endif // QJSON_PARSER_H

172
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/* A Bison parser, made by GNU Bison 2.7. */
/* Positions for Bison parsers in C++
Copyright (C) 2002-2007, 2009-2012 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/**
** \file position.hh
** Define the yy::position class.
*/
#ifndef YY_YY_POSITION_HH_INCLUDED
# define YY_YY_POSITION_HH_INCLUDED
# include <algorithm> // std::max
# include <iostream>
# include <string>
# ifndef YY_NULL
# if defined __cplusplus && 201103L <= __cplusplus
# define YY_NULL nullptr
# else
# define YY_NULL 0
# endif
# endif
namespace yy {
/* Line 36 of location.cc */
#line 57 "position.hh"
/// Abstract a position.
class position
{
public:
/// Construct a position.
explicit position (std::string* f = YY_NULL,
unsigned int l = 1u,
unsigned int c = 1u)
: filename (f)
, line (l)
, column (c)
{
}
/// Initialization.
void initialize (std::string* fn = YY_NULL,
unsigned int l = 1u,
unsigned int c = 1u)
{
filename = fn;
line = l;
column = c;
}
/** \name Line and Column related manipulators
** \{ */
/// (line related) Advance to the COUNT next lines.
void lines (int count = 1)
{
column = 1u;
line += count;
}
/// (column related) Advance to the COUNT next columns.
void columns (int count = 1)
{
column = std::max (1u, column + count);
}
/** \} */
/// File name to which this position refers.
std::string* filename;
/// Current line number.
unsigned int line;
/// Current column number.
unsigned int column;
};
/// Add and assign a position.
inline position&
operator+= (position& res, const int width)
{
res.columns (width);
return res;
}
/// Add two position objects.
inline const position
operator+ (const position& begin, const int width)
{
position res = begin;
return res += width;
}
/// Add and assign a position.
inline position&
operator-= (position& res, const int width)
{
return res += -width;
}
/// Add two position objects.
inline const position
operator- (const position& begin, const int width)
{
return begin + -width;
}
/// Compare two position objects.
inline bool
operator== (const position& pos1, const position& pos2)
{
return (pos1.line == pos2.line
&& pos1.column == pos2.column
&& (pos1.filename == pos2.filename
|| (pos1.filename && pos2.filename
&& *pos1.filename == *pos2.filename)));
}
/// Compare two position objects.
inline bool
operator!= (const position& pos1, const position& pos2)
{
return !(pos1 == pos2);
}
/** \brief Intercept output stream redirection.
** \param ostr the destination output stream
** \param pos a reference to the position to redirect
*/
template <typename YYChar>
inline std::basic_ostream<YYChar>&
operator<< (std::basic_ostream<YYChar>& ostr, const position& pos)
{
if (pos.filename)
ostr << *pos.filename << ':';
return ostr << pos.line << '.' << pos.column;
}
} // yy
/* Line 148 of location.cc */
#line 172 "position.hh"
#endif /* !YY_YY_POSITION_HH_INCLUDED */

19
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INCLUDEPATH += $$PWD
HEADERS += $$PWD/FlexLexer.h \
$$PWD/stack.hh \
$$PWD/position.hh \
$$PWD/location.hh \
$$PWD/json_parser.hh \
$$PWD/json_scanner.h \
$$PWD/parser.h \
$$PWD/parser_p.h \
$$PWD_debug.h \
$$PWD_export.h \
$$PWD/serializer.h
SOURCES += $$PWD/json_parser.cc \
$$PWD/json_scanner.cc \
$$PWD/json_scanner.cpp \
$$PWD/parser.cpp \
$$PWD/serializer.cpp

34
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/* This file is part of qjson
*
* Copyright (C) 2009 Michael Leupold <lemma@confuego.org>
* Copyright (C) 2013 Silvio Moioli <silvio@moioli.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef QJSON_DEBUG_H
#define QJSON_DEBUG_H
#include <QtCore/QDebug>
// define qjsonDebug()
#ifdef QJSON_VERBOSE_DEBUG_OUTPUT
inline QDebug qjsonDebug() { return QDebug(QtDebugMsg); }
#else
#define qjsonDebug() if(false) QDebug(QtDebugMsg)
#endif
#endif

37
src/webui/qjson/qjson_export.h Normal file
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/*
* Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2014 Vladimir Golovnev
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*
* Contact : glassez@yandex.ru
*/
#ifndef QJSON_EXPORT_H
#define QJSON_EXPORT_H
#include <qglobal.h>
#define QJSON_EXPORT
#endif

444
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/* This file is part of qjson
*
* Copyright (C) 2009 Till Adam <adam@kde.org>
* Copyright (C) 2009 Flavio Castelli <flavio@castelli.name>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "serializer.h"
#include <QtCore/QDataStream>
#include <QtCore/QStringList>
#include <QtCore/QVariant>
#include <cmath>
#ifdef Q_OS_SOLARIS
# ifndef isinf
# include <ieeefp.h>
# define isinf(x) (!finite((x)) && (x)==(x))
# endif
#endif
#ifdef _MSC_VER // using MSVC compiler
#include <float.h>
#endif
using namespace QJson;
class Serializer::SerializerPrivate {
public:
SerializerPrivate() :
specialNumbersAllowed(false),
indentMode(QJson::IndentNone),
doublePrecision(6) {
errorMessage.clear();
}
QString errorMessage;
bool specialNumbersAllowed;
IndentMode indentMode;
int doublePrecision;
QByteArray buildIndent(int spaces);
QByteArray serialize( const QVariant &v, bool *ok, int indentLevel = 0);
QString sanitizeString( QString str );
QByteArray join( const QList<QByteArray>& list, const QByteArray& sep );
};
QByteArray Serializer::SerializerPrivate::join( const QList<QByteArray>& list, const QByteArray& sep ) {
QByteArray res;
Q_FOREACH( const QByteArray& i, list ) {
if ( !res.isEmpty() )
res += sep;
res += i;
}
return res;
}
QByteArray Serializer::SerializerPrivate::serialize( const QVariant &v, bool *ok, int indentLevel)
{
QByteArray str;
if ( ! v.isValid() ) { // invalid or null?
str = "null";
} else if (( v.type() == QVariant::List ) || ( v.type() == QVariant::StringList )){ // an array or a stringlist?
const QVariantList list = v.toList();
QList<QByteArray> values;
Q_FOREACH( const QVariant& var, list )
{
QByteArray serializedValue;
serializedValue = serialize( var, ok, indentLevel+1);
if ( !*ok ) {
break;
}
switch(indentMode) {
case QJson::IndentFull :
case QJson::IndentMedium :
case QJson::IndentMinimum :
values << serializedValue;
break;
case QJson::IndentCompact :
case QJson::IndentNone :
default:
values << serializedValue.trimmed();
break;
}
}
if (indentMode == QJson::IndentMedium || indentMode == QJson::IndentFull ) {
QByteArray indent = buildIndent(indentLevel);
str = indent + "[\n" + join( values, ",\n" ) + "\n" + indent + "]";
}
else if (indentMode == QJson::IndentMinimum) {
QByteArray indent = buildIndent(indentLevel);
str = indent + "[\n" + join( values, ",\n" ) + "\n" + indent + "]";
}
else if (indentMode == QJson::IndentCompact) {
str = "[" + join( values, "," ) + "]";
}
else {
str = "[ " + join( values, ", " ) + " ]";
}
} else if ( v.type() == QVariant::Map ) { // variant is a map?
const QVariantMap vmap = v.toMap();
QMapIterator<QString, QVariant> it( vmap );
if (indentMode == QJson::IndentMinimum) {
QByteArray indent = buildIndent(indentLevel);
str = indent + "{ ";
}
else if (indentMode == QJson::IndentMedium || indentMode == QJson::IndentFull) {
QByteArray indent = buildIndent(indentLevel);
QByteArray nextindent = buildIndent(indentLevel + 1);
str = indent + "{\n" + nextindent;
}
else if (indentMode == QJson::IndentCompact) {
str = "{";
}
else {
str = "{ ";
}
QList<QByteArray> pairs;
while ( it.hasNext() ) {
it.next();
indentLevel++;
QByteArray serializedValue = serialize( it.value(), ok, indentLevel);
indentLevel--;
if ( !*ok ) {
break;
}
QByteArray key = sanitizeString( it.key() ).toUtf8();
QByteArray value = serializedValue.trimmed();
if (indentMode == QJson::IndentCompact) {
pairs << key + ":" + value;
} else {
pairs << key + " : " + value;
}
}
if (indentMode == QJson::IndentFull) {
QByteArray indent = buildIndent(indentLevel + 1);
str += join( pairs, ",\n" + indent);
}
else if (indentMode == QJson::IndentCompact) {
str += join( pairs, "," );
}
else {
str += join( pairs, ", " );
}
if (indentMode == QJson::IndentMedium || indentMode == QJson::IndentFull) {
QByteArray indent = buildIndent(indentLevel);
str += "\n" + indent + "}";
}
else if (indentMode == QJson::IndentCompact) {
str += "}";
}
else {
str += " }";
}
} else if ( v.type() == QVariant::Hash ) { // variant is a hash?
const QVariantHash vhash = v.toHash();
QHashIterator<QString, QVariant> it( vhash );
if (indentMode == QJson::IndentMinimum) {
QByteArray indent = buildIndent(indentLevel);
str = indent + "{ ";
}
else if (indentMode == QJson::IndentMedium || indentMode == QJson::IndentFull) {
QByteArray indent = buildIndent(indentLevel);
QByteArray nextindent = buildIndent(indentLevel + 1);
str = indent + "{\n" + nextindent;
}
else if (indentMode == QJson::IndentCompact) {
str = "{";
}
else {
str = "{ ";
}
QList<QByteArray> pairs;
while ( it.hasNext() ) {
it.next();
QByteArray serializedValue = serialize( it.value(), ok, indentLevel + 1);
if ( !*ok ) {
break;
}
QByteArray key = sanitizeString( it.key() ).toUtf8();
QByteArray value = serializedValue.trimmed();
if (indentMode == QJson::IndentCompact) {
pairs << key + ":" + value;
} else {
pairs << key + " : " + value;
}
}
if (indentMode == QJson::IndentFull) {
QByteArray indent = buildIndent(indentLevel + 1);
str += join( pairs, ",\n" + indent);
}
else if (indentMode == QJson::IndentCompact) {
str += join( pairs, "," );
}
else {
str += join( pairs, ", " );
}
if (indentMode == QJson::IndentMedium || indentMode == QJson::IndentFull) {
QByteArray indent = buildIndent(indentLevel);
str += "\n" + indent + "}";
}
else if (indentMode == QJson::IndentCompact) {
str += "}";
}
else {
str += " }";
}
} else {
// Add indent, we may need to remove it later for some layouts
switch(indentMode) {
case QJson::IndentFull :
case QJson::IndentMedium :
case QJson::IndentMinimum :
str += buildIndent(indentLevel);
break;
case QJson::IndentCompact :
case QJson::IndentNone :
default:
break;
}
if (( v.type() == QVariant::String ) || ( v.type() == QVariant::ByteArray )) { // a string or a byte array?
str = sanitizeString( v.toString() ).toUtf8();
} else if (( v.type() == QVariant::Double) || ((QMetaType::Type)v.type() == QMetaType::Float)) { // a double or a float?
const double value = v.toDouble();
#if defined _WIN32 && !defined(Q_OS_SYMBIAN)
const bool special = _isnan(value) || !_finite(value);
#elif defined(Q_OS_SYMBIAN) || defined(Q_OS_ANDROID) || defined(Q_OS_BLACKBERRY) || defined(Q_OS_SOLARIS)
const bool special = isnan(value) || isinf(value);
#else
const bool special = std::isnan(value) || std::isinf(value);
#endif
if (special) {
if (specialNumbersAllowed) {
#if defined _WIN32 && !defined(Q_OS_SYMBIAN)
if (_isnan(value)) {
#elif defined(Q_OS_SYMBIAN) || defined(Q_OS_ANDROID) || defined(Q_OS_BLACKBERRY) || defined(Q_OS_SOLARIS)
if (isnan(value)) {
#else
if (std::isnan(value)) {
#endif
str += "NaN";
} else {
if (value<0) {
str += '-';
}
str += "Infinity";
}
} else {
errorMessage += QLatin1String("Attempt to write NaN or infinity, which is not supported by json\n");
*ok = false;
}
} else {
str = QByteArray::number( value , 'g', doublePrecision);
if( ! str.contains( "." ) && ! str.contains( "e" ) ) {
str += ".0";
}
}
} else if ( v.type() == QVariant::Bool ) { // boolean value?
str += ( v.toBool() ? "true" : "false" );
} else if ( v.type() == QVariant::ULongLong ) { // large unsigned number?
str += QByteArray::number( v.value<qulonglong>() );
} else if ( v.type() == QVariant::UInt ) { // unsigned int number?
str += QByteArray::number( v.value<quint32>() );
} else if ( v.canConvert<qlonglong>() ) { // any signed number?
str += QByteArray::number( v.value<qlonglong>() );
} else if ( v.canConvert<int>() ) { // unsigned short number?
str += QByteArray::number( v.value<int>() );
} else if ( v.canConvert<QString>() ){ // can value be converted to string?
// this will catch QDate, QDateTime, QUrl, ...
str += sanitizeString( v.toString() ).toUtf8();
//TODO: catch other values like QImage, QRect, ...
} else {
*ok = false;
errorMessage += QLatin1String("Cannot serialize ");
errorMessage += v.toString();
errorMessage += QLatin1String(" because type ");
errorMessage += QLatin1String(v.typeName());
errorMessage += QLatin1String(" is not supported by QJson\n");
}
}
if ( *ok )
{
return str;
}
else
return QByteArray();
}
QByteArray Serializer::SerializerPrivate::buildIndent(int spaces)
{
QByteArray indent;
if (spaces < 0) {
spaces = 0;
}
for (int i = 0; i < spaces; i++ ) {
indent += " ";
}
return indent;
}
QString Serializer::SerializerPrivate::sanitizeString( QString str )
{
str.replace( QLatin1String( "\\" ), QLatin1String( "\\\\" ) );
// escape unicode chars
QString result;
const ushort* unicode = str.utf16();
unsigned int i = 0;
while ( unicode[ i ] ) {
if ( unicode[ i ] < 128 ) {
result.append( QChar( unicode[ i ] ) );
}
else {
QString hexCode = QString::number( unicode[ i ], 16 ).rightJustified( 4,
QLatin1Char('0') );
result.append( QLatin1String ("\\u") ).append( hexCode );
}
++i;
}
str = result;
str.replace( QLatin1String( "\"" ), QLatin1String( "\\\"" ) );
str.replace( QLatin1String( "\b" ), QLatin1String( "\\b" ) );
str.replace( QLatin1String( "\f" ), QLatin1String( "\\f" ) );
str.replace( QLatin1String( "\n" ), QLatin1String( "\\n" ) );
str.replace( QLatin1String( "\r" ), QLatin1String( "\\r" ) );
str.replace( QLatin1String( "\t" ), QLatin1String( "\\t" ) );
return QString( QLatin1String( "\"%1\"" ) ).arg( str );
}
Serializer::Serializer()
: d( new SerializerPrivate )
{
}
Serializer::~Serializer() {
delete d;
}
void Serializer::serialize( const QVariant& v, QIODevice* io, bool* ok)
{
Q_ASSERT( io );
*ok = true;
if (!io->isOpen()) {
if (!io->open(QIODevice::WriteOnly)) {
d->errorMessage = QLatin1String("Error opening device");
*ok = false;
return;
}
}
if (!io->isWritable()) {
d->errorMessage = QLatin1String("Device is not readable");
io->close();
*ok = false;
return;
}
const QByteArray str = serialize( v, ok);
if (*ok && (io->write(str) != str.count())) {
*ok = false;
d->errorMessage = QLatin1String("Something went wrong while writing to IO device");
}
}
QByteArray Serializer::serialize( const QVariant &v)
{
bool ok;
return serialize(v, &ok);
}
QByteArray Serializer::serialize( const QVariant &v, bool *ok)
{
bool _ok = true;
d->errorMessage.clear();
if (ok) {
*ok = true;
} else {
ok = &_ok;
}
return d->serialize(v, ok);
}
void QJson::Serializer::allowSpecialNumbers(bool allow) {
d->specialNumbersAllowed = allow;
}
bool QJson::Serializer::specialNumbersAllowed() const {
return d->specialNumbersAllowed;
}
void QJson::Serializer::setIndentMode(IndentMode mode) {
d->indentMode = mode;
}
void QJson::Serializer::setDoublePrecision(int precision) {
d->doublePrecision = precision;
}
IndentMode QJson::Serializer::indentMode() const {
return d->indentMode;
}
QString QJson::Serializer::errorMessage() const {
return d->errorMessage;
}

230
src/webui/qjson/serializer.h Normal file
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@ -0,0 +1,230 @@
/* This file is part of qjson
*
* Copyright (C) 2009 Till Adam <adam@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef QJSON_SERIALIZER_H
#define QJSON_SERIALIZER_H
#include "qjson_export.h"
QT_BEGIN_NAMESPACE
class QIODevice;
class QString;
class QVariant;
QT_END_NAMESPACE
namespace QJson {
/**
@brief How the indentation should work.
\verbatim
none (default) :
{ "foo" : 0, "foo1" : 1, "foo2" : [ { "bar" : 1, "foo" : 0, "foobar" : 0 }, { "bar" : 1, "foo" : 1, "foobar" : 1 } ], "foo3" : [ 1, 2, 3, 4, 5, 6 ] }
compact :
{"foo":0,"foo1":1,"foo2":[{"bar":1,"foo":0,"foobar":0},{"bar":1,"foo":1,"foobar":1}],"foo3":[1,2,3,4,5,6]}
minimum :
{ "foo" : 0, "foo1" : 1, "foo2" : [
{ "bar" : 1, "foo" : 0, "foobar" : 0 },
{ "bar" : 1, "foo" : 1, "foobar" : 1 }
], "foo3" : [
1,
2,
3,
4,
5,
6
] }
medium :
{
"foo" : 0, "foo1" : 1, "foo2" : [
{
"bar" : 1, "foo" : 0, "foobar" : 0
},
{
"bar" : 1, "foo" : 1, "foobar" : 1
}
], "foo3" : [
1,
2,
3,
4,
5,
6
]
}
full :
{
"foo" : 0,
"foo1" : 1,
"foo2" : [
{
"bar" : 1,
"foo" : 0,
"foobar" : 0
},
{
"bar" : 1,
"foo" : 1,
"foobar" : 1
}
],
"foo3" : [
1,
2,
3,
4,
5,
6
]
}
\endverbatim
*/
enum IndentMode {
IndentNone,
IndentCompact,
IndentMinimum,
IndentMedium,
IndentFull
};
/**
* @brief Main class used to convert QVariant objects to JSON data.
*
* QVariant objects are converted to a string containing the JSON data.
*
*
* Usage:
*
* \code
* QVariantList people;
*
* QVariantMap bob;
* bob.insert("Name", "Bob");
* bob.insert("Phonenumber", 123);
*
* QVariantMap alice;
* alice.insert("Name", "Alice");
* alice.insert("Phonenumber", 321);
*
* people << bob << alice;
*
* QJson::Serializer serializer;
* bool ok;
* QByteArray json = serializer.serialize(people, &ok);
*
* if (ok) {
* qDebug() << json;
* } else {
* qCritical() << "Something went wrong:" << serializer.errorMessage();
* }
* \endcode
*
* The output will be:
*
* \code
* "[ { "Name" : "Bob", "Phonenumber" : 123 },
* { "Name" : "Alice", "Phonenumber" : 321 } ]"
* \endcode
*
* It's possible to tune the indentation level of the resulting string. \sa setIndentMode
*/
class QJSON_EXPORT Serializer {
public:
Serializer();
~Serializer();
/**
* This method generates a textual JSON representation and outputs it to the
* passed in I/O Device.
* @param variant The JSON document in its in-memory representation as generated by the
* parser.
* @param out Input output device
* @param ok if a conversion error occurs, *ok is set to false; otherwise *ok is set to true
*/
void serialize( const QVariant& variant, QIODevice* out, bool* ok);
/**
* This is a method provided for convenience. It turns the passed in in-memory
* representation of the JSON document into a textual one, which is returned.
* If the returned string is empty, the document was empty. If it was null, there
* was a parsing error.
*
* @param variant The JSON document in its in-memory representation as generated by the
* parser.
*
* \deprecated This method is going to be removed with the next major release of QJson.
*/
QByteArray serialize( const QVariant& variant);
/**
* This is a method provided for convenience. It turns the passed in in-memory
* representation of the JSON document into a textual one, which is returned.
* If the returned string is empty, the document was empty. If it was null, there
* was a parsing error.
*
* @param variant The JSON document in its in-memory representation as generated by the
* parser.
* @param ok if a conversion error occurs, *ok is set to false; otherwise *ok is set to true
*/
QByteArray serialize( const QVariant& variant, bool *ok);
/**
* Allow or disallow writing of NaN and/or Infinity (as an extension to QJson)
*/
void allowSpecialNumbers(bool allow);
/**
* Is Nan and/or Infinity allowed?
*/
bool specialNumbersAllowed() const;
/**
* set output indentation mode as defined in QJson::IndentMode
*/
void setIndentMode(IndentMode mode = QJson::IndentNone);
/**
* set double precision used while converting Double
* \sa QByteArray::number
*/
void setDoublePrecision(int precision);
/**
* Returns one of the indentation modes defined in QJson::IndentMode
*/
IndentMode indentMode() const;
/**
* Returns the error message
*/
QString errorMessage() const;
private:
Q_DISABLE_COPY(Serializer)
class SerializerPrivate;
SerializerPrivate* const d;
};
}
#endif // QJSON_SERIALIZER_H

133
src/webui/qjson/stack.hh Normal file
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@ -0,0 +1,133 @@
/* A Bison parser, made by GNU Bison 2.7. */
/* Stack handling for Bison parsers in C++
Copyright (C) 2002-2012 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/**
** \file stack.hh
** Define the yy::stack class.
*/
#ifndef YY_YY_STACK_HH_INCLUDED
# define YY_YY_STACK_HH_INCLUDED
# include <deque>
namespace yy {
/* Line 34 of stack.hh */
#line 47 "stack.hh"
template <class T, class S = std::deque<T> >
class stack
{
public:
// Hide our reversed order.
typedef typename S::reverse_iterator iterator;
typedef typename S::const_reverse_iterator const_iterator;
stack () : seq_ ()
{
}
stack (unsigned int n) : seq_ (n)
{
}
inline
T&
operator [] (unsigned int i)
{
return seq_[i];
}
inline
const T&
operator [] (unsigned int i) const
{
return seq_[i];
}
inline
void
push (const T& t)
{
seq_.push_front (t);
}
inline
void
pop (unsigned int n = 1)
{
for (; n; --n)
seq_.pop_front ();
}
inline
unsigned int
height () const
{
return seq_.size ();
}
inline const_iterator begin () const { return seq_.rbegin (); }
inline const_iterator end () const { return seq_.rend (); }
private:
S seq_;
};
/// Present a slice of the top of a stack.
template <class T, class S = stack<T> >
class slice
{
public:
slice (const S& stack, unsigned int range)
: stack_ (stack)
, range_ (range)
{
}
inline
const T&
operator [] (unsigned int i) const
{
return stack_[range_ - i];
}
private:
const S& stack_;
unsigned int range_;
};
} // yy
/* Line 116 of stack.hh */
#line 132 "stack.hh"
#endif /* !YY_YY_STACK_HH_INCLUDED */

8
src/webui/webui.pri
View File

@ -8,7 +8,8 @@ HEADERS += $$PWD/httpserver.h \
$$PWD/prefjson.h \
$$PWD/httpheader.h \
$$PWD/httprequestheader.h \
$$PWD/httpresponseheader.h
$$PWD/httpresponseheader.h \
$$PWD/jsonutils.h
SOURCES += $$PWD/httpserver.cpp \
$$PWD/httpconnection.cpp \
@ -20,4 +21,9 @@ SOURCES += $$PWD/httpserver.cpp \
$$PWD/httprequestheader.cpp \
$$PWD/httpresponseheader.cpp
# QJson JSON parser/serializer for using with Qt4
lessThan(QT_MAJOR_VERSION, 5) {
include(qjson/qjson.pri)
}
RESOURCES += $$PWD/webui.qrc