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tinyxml.cpp

/*
www.sourceforge.net/projects/tinyxml
Original code (2.0 and earlier )copyright (c) 2000-2002 Lee Thomason (www.grinninglizard.com)

This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any
damages arising from the use of this software.

Permission is granted to anyone to use this software for any
purpose, including commercial applications, and to alter it and
redistribute it freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must
not claim that you wrote the original software. If you use this
software in a product, an acknowledgment in the product documentation
would be appreciated but is not required.

2. Altered source versions must be plainly marked as such, and
must not be misrepresented as being the original software.

3. This notice may not be removed or altered from any source
distribution.
*/

#include <ctype.h>
#include "tinyxml.h"

#ifdef TIXML_USE_STL
#include <sstream>
#endif


namespace WFUT {

bool TiXmlBase::condenseWhiteSpace = true;

void TiXmlBase::PutString( const TIXML_STRING& str, TIXML_OSTREAM* stream )
{
      TIXML_STRING buffer;
      PutString( str, &buffer );
      (*stream) << buffer;
}

void TiXmlBase::PutString( const TIXML_STRING& str, TIXML_STRING* outString )
{
      int i=0;

      while( i<(int)str.length() )
      {
            unsigned char c = (unsigned char) str[i];

            if (    c == '&' 
                 && i < ( (int)str.length() - 2 )
                   && str[i+1] == '#'
                   && str[i+2] == 'x' )
            {
                  // Hexadecimal character reference.
                  // Pass through unchanged.
                  // &#xA9;   -- copyright symbol, for example.
                  //
                  // The -1 is a bug fix from Rob Laveaux. It keeps
                  // an overflow from happening if there is no ';'.
                  // There are actually 2 ways to exit this loop -
                  // while fails (error case) and break (semicolon found).
                  // However, there is no mechanism (currently) for
                  // this function to return an error.
                  while ( i<(int)str.length()-1 )
                  {
                        outString->append( str.c_str() + i, 1 );
                        ++i;
                        if ( str[i] == ';' )
                              break;
                  }
            }
            else if ( c == '&' )
            {
                  outString->append( entity[0].str, entity[0].strLength );
                  ++i;
            }
            else if ( c == '<' )
            {
                  outString->append( entity[1].str, entity[1].strLength );
                  ++i;
            }
            else if ( c == '>' )
            {
                  outString->append( entity[2].str, entity[2].strLength );
                  ++i;
            }
            else if ( c == '\"' )
            {
                  outString->append( entity[3].str, entity[3].strLength );
                  ++i;
            }
            else if ( c == '\'' )
            {
                  outString->append( entity[4].str, entity[4].strLength );
                  ++i;
            }
            else if ( c < 32 )
            {
                  // Easy pass at non-alpha/numeric/symbol
                  // Below 32 is symbolic.
                  char buf[ 32 ];
                  sprintf( buf, "&#x%02X;", (unsigned) ( c & 0xff ) );
                  //*ME:      warning C4267: convert 'size_t' to 'int'
                  //*ME:      Int-Cast to make compiler happy ...
                  outString->append( buf, (int)strlen( buf ) );
                  ++i;
            }
            else
            {
                  //char realc = (char) c;
                  //outString->append( &realc, 1 );
                  *outString += (char) c; // somewhat more efficient function call.
                  ++i;
            }
      }
}


// <-- Strange class for a bug fix. Search for STL_STRING_BUG
TiXmlBase::StringToBuffer::StringToBuffer( const TIXML_STRING& str )
{
      buffer = new char[ str.length()+1 ];
      if ( buffer )
      {
            strcpy( buffer, str.c_str() );
      }
}


TiXmlBase::StringToBuffer::~StringToBuffer()
{
      delete [] buffer;
}
// End strange bug fix. -->


TiXmlNode::TiXmlNode( NodeType _type ) : TiXmlBase()
{
      parent = 0;
      type = _type;
      firstChild = 0;
      lastChild = 0;
      prev = 0;
      next = 0;
}


TiXmlNode::~TiXmlNode()
{
      TiXmlNode* node = firstChild;
      TiXmlNode* temp = 0;

      while ( node )
      {
            temp = node;
            node = node->next;
            delete temp;
      }     
}


void TiXmlNode::CopyTo( TiXmlNode* target ) const
{
      target->SetValue (value.c_str() );
      target->userData = userData; 
}


00172 void TiXmlNode::Clear()
{
      TiXmlNode* node = firstChild;
      TiXmlNode* temp = 0;

      while ( node )
      {
            temp = node;
            node = node->next;
            delete temp;
      }     

      firstChild = 0;
      lastChild = 0;
}


00189 TiXmlNode* TiXmlNode::LinkEndChild( TiXmlNode* node )
{
      node->parent = this;

      node->prev = lastChild;
      node->next = 0;

      if ( lastChild )
            lastChild->next = node;
      else
            firstChild = node;                  // it was an empty list.

      lastChild = node;
      return node;
}


00206 TiXmlNode* TiXmlNode::InsertEndChild( const TiXmlNode& addThis )
{
      TiXmlNode* node = addThis.Clone();
      if ( !node )
            return 0;

      return LinkEndChild( node );
}


00216 TiXmlNode* TiXmlNode::InsertBeforeChild( TiXmlNode* beforeThis, const TiXmlNode& addThis )
{     
      if ( !beforeThis || beforeThis->parent != this )
            return 0;

      TiXmlNode* node = addThis.Clone();
      if ( !node )
            return 0;
      node->parent = this;

      node->next = beforeThis;
      node->prev = beforeThis->prev;
      if ( beforeThis->prev )
      {
            beforeThis->prev->next = node;
      }
      else
      {
            assert( firstChild == beforeThis );
            firstChild = node;
      }
      beforeThis->prev = node;
      return node;
}


00242 TiXmlNode* TiXmlNode::InsertAfterChild( TiXmlNode* afterThis, const TiXmlNode& addThis )
{
      if ( !afterThis || afterThis->parent != this )
            return 0;

      TiXmlNode* node = addThis.Clone();
      if ( !node )
            return 0;
      node->parent = this;

      node->prev = afterThis;
      node->next = afterThis->next;
      if ( afterThis->next )
      {
            afterThis->next->prev = node;
      }
      else
      {
            assert( lastChild == afterThis );
            lastChild = node;
      }
      afterThis->next = node;
      return node;
}


00268 TiXmlNode* TiXmlNode::ReplaceChild( TiXmlNode* replaceThis, const TiXmlNode& withThis )
{
      if ( replaceThis->parent != this )
            return 0;

      TiXmlNode* node = withThis.Clone();
      if ( !node )
            return 0;

      node->next = replaceThis->next;
      node->prev = replaceThis->prev;

      if ( replaceThis->next )
            replaceThis->next->prev = node;
      else
            lastChild = node;

      if ( replaceThis->prev )
            replaceThis->prev->next = node;
      else
            firstChild = node;

      delete replaceThis;
      node->parent = this;
      return node;
}


00296 bool TiXmlNode::RemoveChild( TiXmlNode* removeThis )
{
      if ( removeThis->parent != this )
      {     
            assert( 0 );
            return false;
      }

      if ( removeThis->next )
            removeThis->next->prev = removeThis->prev;
      else
            lastChild = removeThis->prev;

      if ( removeThis->prev )
            removeThis->prev->next = removeThis->next;
      else
            firstChild = removeThis->next;

      delete removeThis;
      return true;
}

00318 const TiXmlNode* TiXmlNode::FirstChild( const char * _value ) const
{
      const TiXmlNode* node;
      for ( node = firstChild; node; node = node->next )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}


00330 TiXmlNode* TiXmlNode::FirstChild( const char * _value )
{
      TiXmlNode* node;
      for ( node = firstChild; node; node = node->next )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}


const TiXmlNode* TiXmlNode::LastChild( const char * _value ) const
{
      const TiXmlNode* node;
      for ( node = lastChild; node; node = node->prev )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}

00353 TiXmlNode* TiXmlNode::LastChild( const char * _value )
{
      TiXmlNode* node;
      for ( node = lastChild; node; node = node->prev )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}

00364 const TiXmlNode* TiXmlNode::IterateChildren( const TiXmlNode* previous ) const
{
      if ( !previous )
      {
            return FirstChild();
      }
      else
      {
            assert( previous->parent == this );
            return previous->NextSibling();
      }
}

TiXmlNode* TiXmlNode::IterateChildren( TiXmlNode* previous )
{
      if ( !previous )
      {
            return FirstChild();
      }
      else
      {
            assert( previous->parent == this );
            return previous->NextSibling();
      }
}

00390 const TiXmlNode* TiXmlNode::IterateChildren( const char * val, const TiXmlNode* previous ) const
{
      if ( !previous )
      {
            return FirstChild( val );
      }
      else
      {
            assert( previous->parent == this );
            return previous->NextSibling( val );
      }
}

TiXmlNode* TiXmlNode::IterateChildren( const char * val, TiXmlNode* previous )
{
      if ( !previous )
      {
            return FirstChild( val );
      }
      else
      {
            assert( previous->parent == this );
            return previous->NextSibling( val );
      }
}

00416 const TiXmlNode* TiXmlNode::NextSibling( const char * _value ) const 
{
      const TiXmlNode* node;
      for ( node = next; node; node = node->next )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}

TiXmlNode* TiXmlNode::NextSibling( const char * _value )
{
      TiXmlNode* node;
      for ( node = next; node; node = node->next )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}

00438 const TiXmlNode* TiXmlNode::PreviousSibling( const char * _value ) const
{
      const TiXmlNode* node;
      for ( node = prev; node; node = node->prev )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}

TiXmlNode* TiXmlNode::PreviousSibling( const char * _value )
{
      TiXmlNode* node;
      for ( node = prev; node; node = node->prev )
      {
            if ( node->SValue() == _value )
                  return node;
      }
      return 0;
}

00460 void TiXmlElement::RemoveAttribute( const char * name )
{
      TiXmlAttribute* node = attributeSet.Find( name );
      if ( node )
      {
            attributeSet.Remove( node );
            delete node;
      }
}

00470 const TiXmlElement* TiXmlNode::FirstChildElement() const
{
      const TiXmlNode* node;

      for ( node = FirstChild();
                  node;
                  node = node->NextSibling() )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}

TiXmlElement* TiXmlNode::FirstChildElement()
{
      TiXmlNode* node;

      for ( node = FirstChild();
                  node;
                  node = node->NextSibling() )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}

00498 const TiXmlElement* TiXmlNode::FirstChildElement( const char * _value ) const
{
      const TiXmlNode* node;

      for ( node = FirstChild( _value );
                  node;
                  node = node->NextSibling( _value ) )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}

TiXmlElement* TiXmlNode::FirstChildElement( const char * _value )
{
      TiXmlNode* node;

      for ( node = FirstChild( _value );
                  node;
                  node = node->NextSibling( _value ) )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}

00526 const TiXmlElement* TiXmlNode::NextSiblingElement() const
{
      const TiXmlNode* node;

      for ( node = NextSibling();
      node;
      node = node->NextSibling() )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}

TiXmlElement* TiXmlNode::NextSiblingElement()
{
      TiXmlNode* node;

      for ( node = NextSibling();
      node;
      node = node->NextSibling() )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}

00554 const TiXmlElement* TiXmlNode::NextSiblingElement( const char * _value ) const
{
      const TiXmlNode* node;

      for ( node = NextSibling( _value );
      node;
      node = node->NextSibling( _value ) )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}

TiXmlElement* TiXmlNode::NextSiblingElement( const char * _value )
{
      TiXmlNode* node;

      for ( node = NextSibling( _value );
      node;
      node = node->NextSibling( _value ) )
      {
            if ( node->ToElement() )
                  return node->ToElement();
      }
      return 0;
}


00583 const TiXmlDocument* TiXmlNode::GetDocument() const
{
      const TiXmlNode* node;

      for( node = this; node; node = node->parent )
      {
            if ( node->ToDocument() )
                  return node->ToDocument();
      }
      return 0;
}

TiXmlDocument* TiXmlNode::GetDocument()
{
      TiXmlNode* node;

      for( node = this; node; node = node->parent )
      {
            if ( node->ToDocument() )
                  return node->ToDocument();
      }
      return 0;
}

00607 TiXmlElement::TiXmlElement (const char * _value)
      : TiXmlNode( TiXmlNode::ELEMENT )
{
      firstChild = lastChild = 0;
      value = _value;
}


#ifdef TIXML_USE_STL
TiXmlElement::TiXmlElement( const std::string& _value ) 
      : TiXmlNode( TiXmlNode::ELEMENT )
{
      firstChild = lastChild = 0;
      value = _value;
}
#endif


TiXmlElement::TiXmlElement( const TiXmlElement& copy)
      : TiXmlNode( TiXmlNode::ELEMENT )
{
      firstChild = lastChild = 0;
      copy.CopyTo( this );    
}


void TiXmlElement::operator=( const TiXmlElement& base )
{
      ClearThis();
      base.CopyTo( this );
}


TiXmlElement::~TiXmlElement()
{
      ClearThis();
}


void TiXmlElement::ClearThis()
{
      Clear();
      while( attributeSet.First() )
      {
            TiXmlAttribute* node = attributeSet.First();
            attributeSet.Remove( node );
            delete node;
      }
}


00658 const char * TiXmlElement::Attribute( const char * name ) const
{
      const TiXmlAttribute* node = attributeSet.Find( name );

      if ( node )
            return node->Value();

      return 0;
}


00669 const char * TiXmlElement::Attribute( const char * name, int* i ) const
{
      const char * s = Attribute( name );
      if ( i )
      {
            if ( s )
                  *i = atoi( s );
            else
                  *i = 0;
      }
      return s;
}


00683 const char * TiXmlElement::Attribute( const char * name, double* d ) const
{
      const char * s = Attribute( name );
      if ( d )
      {
            if ( s )
                  *d = atof( s );
            else
                  *d = 0;
      }
      return s;
}


00697 int TiXmlElement::QueryIntAttribute( const char* name, int* ival ) const
{
      const TiXmlAttribute* node = attributeSet.Find( name );
      if ( !node )
            return TIXML_NO_ATTRIBUTE;

      return node->QueryIntValue( ival );
}


00707 int TiXmlElement::QueryDoubleAttribute( const char* name, double* dval ) const
{
      const TiXmlAttribute* node = attributeSet.Find( name );
      if ( !node )
            return TIXML_NO_ATTRIBUTE;

      return node->QueryDoubleValue( dval );
}


00717 void TiXmlElement::SetAttribute( const char * name, int val )
{     
      char buf[64];
      sprintf( buf, "%d", val );
      SetAttribute( name, buf );
}


00725 void TiXmlElement::SetDoubleAttribute( const char * name, double val )
{     
      char buf[256];
      sprintf( buf, "%f", val );
      SetAttribute( name, buf );
}


00733 void TiXmlElement::SetAttribute( const char * name, const char * _value )
{
      TiXmlAttribute* node = attributeSet.Find( name );
      if ( node )
      {
            node->SetValue( _value );
            return;
      }

      TiXmlAttribute* attrib = new TiXmlAttribute( name, _value );
      if ( attrib )
      {
            attributeSet.Add( attrib );
      }
      else
      {
            TiXmlDocument* document = GetDocument();
            if ( document ) document->SetError( TIXML_ERROR_OUT_OF_MEMORY, 0, 0, TIXML_ENCODING_UNKNOWN );
      }
}

00754 void TiXmlElement::Print( FILE* cfile, int depth ) const
{
      int i;
      for ( i=0; i<depth; i++ )
      {
            fprintf( cfile, "    " );
      }

      fprintf( cfile, "<%s", value.c_str() );

      const TiXmlAttribute* attrib;
      for ( attrib = attributeSet.First(); attrib; attrib = attrib->Next() )
      {
            fprintf( cfile, " " );
            attrib->Print( cfile, depth );
      }

      // There are 3 different formatting approaches:
      // 1) An element without children is printed as a <foo /> node
      // 2) An element with only a text child is printed as <foo> text </foo>
      // 3) An element with children is printed on multiple lines.
      TiXmlNode* node;
      if ( !firstChild )
      {
            fprintf( cfile, " />" );
      }
      else if ( firstChild == lastChild && firstChild->ToText() )
      {
            fprintf( cfile, ">" );
            firstChild->Print( cfile, depth + 1 );
            fprintf( cfile, "</%s>", value.c_str() );
      }
      else
      {
            fprintf( cfile, ">" );

            for ( node = firstChild; node; node=node->NextSibling() )
            {
                  if ( !node->ToText() )
                  {
                        fprintf( cfile, "\n" );
                  }
                  node->Print( cfile, depth+1 );
            }
            fprintf( cfile, "\n" );
            for( i=0; i<depth; ++i )
            fprintf( cfile, "    " );
            fprintf( cfile, "</%s>", value.c_str() );
      }
}

void TiXmlElement::StreamOut( TIXML_OSTREAM * stream ) const
{
      (*stream) << "<" << value;

      const TiXmlAttribute* attrib;
      for ( attrib = attributeSet.First(); attrib; attrib = attrib->Next() )
      {     
            (*stream) << " ";
            attrib->StreamOut( stream );
      }

      // If this node has children, give it a closing tag. Else
      // make it an empty tag.
      TiXmlNode* node;
      if ( firstChild )
      {           
            (*stream) << ">";

            for ( node = firstChild; node; node=node->NextSibling() )
            {
                  node->StreamOut( stream );
            }
            (*stream) << "</" << value << ">";
      }
      else
      {
            (*stream) << " />";
      }
}


void TiXmlElement::CopyTo( TiXmlElement* target ) const
{
      // superclass:
      TiXmlNode::CopyTo( target );

      // Element class: 
      // Clone the attributes, then clone the children.
      const TiXmlAttribute* attribute = 0;
      for(  attribute = attributeSet.First();
      attribute;
      attribute = attribute->Next() )
      {
            target->SetAttribute( attribute->Name(), attribute->Value() );
      }

      TiXmlNode* node = 0;
      for ( node = firstChild; node; node = node->NextSibling() )
      {
            target->LinkEndChild( node->Clone() );
      }
}


00859 TiXmlNode* TiXmlElement::Clone() const
{
      TiXmlElement* clone = new TiXmlElement( Value() );
      if ( !clone )
            return 0;

      CopyTo( clone );
      return clone;
}


00870 TiXmlDocument::TiXmlDocument() : TiXmlNode( TiXmlNode::DOCUMENT )
{
      tabsize = 4;
      ClearError();
}

00876 TiXmlDocument::TiXmlDocument( const char * documentName ) : TiXmlNode( TiXmlNode::DOCUMENT )
{
      tabsize = 4;
      value = documentName;
      ClearError();
}


#ifdef TIXML_USE_STL
TiXmlDocument::TiXmlDocument( const std::string& documentName ) : TiXmlNode( TiXmlNode::DOCUMENT )
{
      tabsize = 4;
    value = documentName;
      ClearError();
}
#endif


TiXmlDocument::TiXmlDocument( const TiXmlDocument& copy ) : TiXmlNode( TiXmlNode::DOCUMENT )
{
      copy.CopyTo( this );
}


void TiXmlDocument::operator=( const TiXmlDocument& copy )
{
      Clear();
      copy.CopyTo( this );
}


00907 bool TiXmlDocument::LoadFile( TiXmlEncoding encoding )
{
      // See STL_STRING_BUG below.
      StringToBuffer buf( value );

      if ( buf.buffer && LoadFile( buf.buffer, encoding ) )
            return true;

      return false;
}


00919 bool TiXmlDocument::SaveFile() const
{
      // See STL_STRING_BUG below.
      StringToBuffer buf( value );

      if ( buf.buffer && SaveFile( buf.buffer ) )
            return true;

      return false;
}

00930 bool TiXmlDocument::LoadFile( const char* filename, TiXmlEncoding encoding )
{
      // Delete the existing data:
      Clear();
      location.Clear();

      // There was a really terrifying little bug here. The code:
      //          value = filename
      // in the STL case, cause the assignment method of the std::string to
      // be called. What is strange, is that the std::string had the same
      // address as it's c_str() method, and so bad things happen. Looks
      // like a bug in the Microsoft STL implementation.
      // See STL_STRING_BUG above.
      // Fixed with the StringToBuffer class.
      value = filename;

      FILE* file = fopen( value.c_str (), "r" );

      if ( file )
      {
            // Get the file size, so we can pre-allocate the string. HUGE speed impact.
            long length = 0;
            fseek( file, 0, SEEK_END );
            length = ftell( file );
            fseek( file, 0, SEEK_SET );

            // Strange case, but good to handle up front.
            if ( length == 0 )
            {
                  fclose( file );
                  return false;
            }

            // If we have a file, assume it is all one big XML file, and read it in.
            // The document parser may decide the document ends sooner than the entire file, however.
            TIXML_STRING data;
            data.reserve( length );

            const int BUF_SIZE = 2048;
            char buf[BUF_SIZE];

            while( fgets( buf, BUF_SIZE, file ) )
            {
                  data += buf;
            }
            fclose( file );

            Parse( data.c_str(), 0, encoding );

            if (  Error() )
            return false;
        else
                  return true;
      }
      SetError( TIXML_ERROR_OPENING_FILE, 0, 0, TIXML_ENCODING_UNKNOWN );
      return false;
}

00988 bool TiXmlDocument::SaveFile( const char * filename ) const
{
      // The old c stuff lives on...
      FILE* fp = fopen( filename, "w" );
      if ( fp )
      {
            Print( fp, 0 );
            fclose( fp );
            return true;
      }
      return false;
}


void TiXmlDocument::CopyTo( TiXmlDocument* target ) const
{
      TiXmlNode::CopyTo( target );

      target->error = error;
      target->errorDesc = errorDesc.c_str ();

      TiXmlNode* node = 0;
      for ( node = firstChild; node; node = node->NextSibling() )
      {
            target->LinkEndChild( node->Clone() );
      }     
}


01017 TiXmlNode* TiXmlDocument::Clone() const
{
      TiXmlDocument* clone = new TiXmlDocument();
      if ( !clone )
            return 0;

      CopyTo( clone );
      return clone;
}


01028 void TiXmlDocument::Print( FILE* cfile, int depth ) const
{
      const TiXmlNode* node;
      for ( node=FirstChild(); node; node=node->NextSibling() )
      {
            node->Print( cfile, depth );
            fprintf( cfile, "\n" );
      }
}

void TiXmlDocument::StreamOut( TIXML_OSTREAM * out ) const
{
      const TiXmlNode* node;
      for ( node=FirstChild(); node; node=node->NextSibling() )
      {
            node->StreamOut( out );

            // Special rule for streams: stop after the root element.
            // The stream in code will only read one element, so don't
            // write more than one.
            if ( node->ToElement() )
                  break;
      }
}


01054 const TiXmlAttribute* TiXmlAttribute::Next() const
{
      // We are using knowledge of the sentinel. The sentinel
      // have a value or name.
      if ( next->value.empty() && next->name.empty() )
            return 0;
      return next;
}

TiXmlAttribute* TiXmlAttribute::Next()
{
      // We are using knowledge of the sentinel. The sentinel
      // have a value or name.
      if ( next->value.empty() && next->name.empty() )
            return 0;
      return next;
}

01072 const TiXmlAttribute* TiXmlAttribute::Previous() const
{
      // We are using knowledge of the sentinel. The sentinel
      // have a value or name.
      if ( prev->value.empty() && prev->name.empty() )
            return 0;
      return prev;
}

TiXmlAttribute* TiXmlAttribute::Previous()
{
      // We are using knowledge of the sentinel. The sentinel
      // have a value or name.
      if ( prev->value.empty() && prev->name.empty() )
            return 0;
      return prev;
}

01090 void TiXmlAttribute::Print( FILE* cfile, int /*depth*/ ) const
{
      TIXML_STRING n, v;

      PutString( name, &n );
      PutString( value, &v );

      if (value.find ('\"') == TIXML_STRING::npos)
            fprintf (cfile, "%s=\"%s\"", n.c_str(), v.c_str() );
      else
            fprintf (cfile, "%s='%s'", n.c_str(), v.c_str() );
}


void TiXmlAttribute::StreamOut( TIXML_OSTREAM * stream ) const
{
      if (value.find( '\"' ) != TIXML_STRING::npos)
      {
            PutString( name, stream );
            (*stream) << "=" << "'";
            PutString( value, stream );
            (*stream) << "'";
      }
      else
      {
            PutString( name, stream );
            (*stream) << "=" << "\"";
            PutString( value, stream );
            (*stream) << "\"";
      }
}

01122 int TiXmlAttribute::QueryIntValue( int* ival ) const
{
      if ( sscanf( value.c_str(), "%d", ival ) == 1 )
            return TIXML_SUCCESS;
      return TIXML_WRONG_TYPE;
}

01129 int TiXmlAttribute::QueryDoubleValue( double* dval ) const
{
      if ( sscanf( value.c_str(), "%lf", dval ) == 1 )
            return TIXML_SUCCESS;
      return TIXML_WRONG_TYPE;
}

01136 void TiXmlAttribute::SetIntValue( int _value )
{
      char buf [64];
      sprintf (buf, "%d", _value);
      SetValue (buf);
}

01143 void TiXmlAttribute::SetDoubleValue( double _value )
{
      char buf [256];
      sprintf (buf, "%lf", _value);
      SetValue (buf);
}

01150 const int TiXmlAttribute::IntValue() const
{
      return atoi (value.c_str ());
}

01155 const double  TiXmlAttribute::DoubleValue() const
{
      return atof (value.c_str ());
}


TiXmlComment::TiXmlComment( const TiXmlComment& copy ) : TiXmlNode( TiXmlNode::COMMENT )
{
      copy.CopyTo( this );
}


void TiXmlComment::operator=( const TiXmlComment& base )
{
      Clear();
      base.CopyTo( this );
}


01174 void TiXmlComment::Print( FILE* cfile, int depth ) const
{
      for ( int i=0; i<depth; i++ )
      {
            fputs( "    ", cfile );
      }
      fprintf( cfile, "<!--%s-->", value.c_str() );
}

void TiXmlComment::StreamOut( TIXML_OSTREAM * stream ) const
{
      (*stream) << "<!--";
      //PutString( value, stream );
      (*stream) << value;
      (*stream) << "-->";
}


void TiXmlComment::CopyTo( TiXmlComment* target ) const
{
      TiXmlNode::CopyTo( target );
}


01198 TiXmlNode* TiXmlComment::Clone() const
{
      TiXmlComment* clone = new TiXmlComment();

      if ( !clone )
            return 0;

      CopyTo( clone );
      return clone;
}


01210 void TiXmlText::Print( FILE* cfile, int /*depth*/ ) const
{
      TIXML_STRING buffer;
      PutString( value, &buffer );
      fprintf( cfile, "%s", buffer.c_str() );
}


void TiXmlText::StreamOut( TIXML_OSTREAM * stream ) const
{
      PutString( value, stream );
}


void TiXmlText::CopyTo( TiXmlText* target ) const
{
      TiXmlNode::CopyTo( target );
}


01230 TiXmlNode* TiXmlText::Clone() const
{     
      TiXmlText* clone = 0;
      clone = new TiXmlText( "" );

      if ( !clone )
            return 0;

      CopyTo( clone );
      return clone;
}


01243 TiXmlDeclaration::TiXmlDeclaration( const char * _version,
                                                      const char * _encoding,
                                                      const char * _standalone )
      : TiXmlNode( TiXmlNode::DECLARATION )
{
      version = _version;
      encoding = _encoding;
      standalone = _standalone;
}


#ifdef TIXML_USE_STL
TiXmlDeclaration::TiXmlDeclaration( const std::string& _version,
                                                      const std::string& _encoding,
                                                      const std::string& _standalone )
      : TiXmlNode( TiXmlNode::DECLARATION )
{
      version = _version;
      encoding = _encoding;
      standalone = _standalone;
}
#endif


TiXmlDeclaration::TiXmlDeclaration( const TiXmlDeclaration& copy )
      : TiXmlNode( TiXmlNode::DECLARATION )
{
      copy.CopyTo( this );    
}


void TiXmlDeclaration::operator=( const TiXmlDeclaration& copy )
{
      Clear();
      copy.CopyTo( this );
}


01281 void TiXmlDeclaration::Print( FILE* cfile, int /*depth*/ ) const
{
      fprintf (cfile, "<?xml ");

      if ( !version.empty() )
            fprintf (cfile, "version=\"%s\" ", version.c_str ());
      if ( !encoding.empty() )
            fprintf (cfile, "encoding=\"%s\" ", encoding.c_str ());
      if ( !standalone.empty() )
            fprintf (cfile, "standalone=\"%s\" ", standalone.c_str ());
      fprintf (cfile, "?>");
}

void TiXmlDeclaration::StreamOut( TIXML_OSTREAM * stream ) const
{
      (*stream) << "<?xml ";

      if ( !version.empty() )
      {
            (*stream) << "version=\"";
            PutString( version, stream );
            (*stream) << "\" ";
      }
      if ( !encoding.empty() )
      {
            (*stream) << "encoding=\"";
            PutString( encoding, stream );
            (*stream ) << "\" ";
      }
      if ( !standalone.empty() )
      {
            (*stream) << "standalone=\"";
            PutString( standalone, stream );
            (*stream) << "\" ";
      }
      (*stream) << "?>";
}


void TiXmlDeclaration::CopyTo( TiXmlDeclaration* target ) const
{
      TiXmlNode::CopyTo( target );

      target->version = version;
      target->encoding = encoding;
      target->standalone = standalone;
}


01330 TiXmlNode* TiXmlDeclaration::Clone() const
{     
      TiXmlDeclaration* clone = new TiXmlDeclaration();

      if ( !clone )
            return 0;

      CopyTo( clone );
      return clone;
}


01342 void TiXmlUnknown::Print( FILE* cfile, int depth ) const
{
      for ( int i=0; i<depth; i++ )
            fprintf( cfile, "    " );
      fprintf( cfile, "<%s>", value.c_str() );
}


void TiXmlUnknown::StreamOut( TIXML_OSTREAM * stream ) const
{
      (*stream) << "<" << value << ">";         // Don't use entities here! It is unknown.
}


void TiXmlUnknown::CopyTo( TiXmlUnknown* target ) const
{
      TiXmlNode::CopyTo( target );
}


01362 TiXmlNode* TiXmlUnknown::Clone() const
{
      TiXmlUnknown* clone = new TiXmlUnknown();

      if ( !clone )
            return 0;

      CopyTo( clone );
      return clone;
}


TiXmlAttributeSet::TiXmlAttributeSet()
{
      sentinel.next = &sentinel;
      sentinel.prev = &sentinel;
}


TiXmlAttributeSet::~TiXmlAttributeSet()
{
      assert( sentinel.next == &sentinel );
      assert( sentinel.prev == &sentinel );
}


void TiXmlAttributeSet::Add( TiXmlAttribute* addMe )
{
      assert( !Find( addMe->Name() ) );   // Shouldn't be multiply adding to the set.

      addMe->next = &sentinel;
      addMe->prev = sentinel.prev;

      sentinel.prev->next = addMe;
      sentinel.prev      = addMe;
}

void TiXmlAttributeSet::Remove( TiXmlAttribute* removeMe )
{
      TiXmlAttribute* node;

      for( node = sentinel.next; node != &sentinel; node = node->next )
      {
            if ( node == removeMe )
            {
                  node->prev->next = node->next;
                  node->next->prev = node->prev;
                  node->next = 0;
                  node->prev = 0;
                  return;
            }
      }
      assert( 0 );            // we tried to remove a non-linked attribute.
}

const TiXmlAttribute* TiXmlAttributeSet::Find( const char * name ) const
{
      const TiXmlAttribute* node;

      for( node = sentinel.next; node != &sentinel; node = node->next )
      {
            if ( node->name == name )
                  return node;
      }
      return 0;
}

TiXmlAttribute*   TiXmlAttributeSet::Find( const char * name )
{
      TiXmlAttribute* node;

      for( node = sentinel.next; node != &sentinel; node = node->next )
      {
            if ( node->name == name )
                  return node;
      }
      return 0;
}

#ifdef TIXML_USE_STL    
TIXML_ISTREAM & operator >> (TIXML_ISTREAM & in, TiXmlNode & base)
{
      TIXML_STRING tag;
      tag.reserve( 8 * 1000 );
      base.StreamIn( &in, &tag );

      base.Parse( tag.c_str(), 0, TIXML_DEFAULT_ENCODING );
      return in;
}
#endif


TIXML_OSTREAM & operator<< (TIXML_OSTREAM & out, const TiXmlNode & base)
{
      base.StreamOut (& out);
      return out;
}


#ifdef TIXML_USE_STL    
std::string & operator<< (std::string& out, const TiXmlNode& base )
{
   std::ostringstream os_stream( std::ostringstream::out );
   base.StreamOut( &os_stream );
   
   out.append( os_stream.str() );
   return out;
}
#endif


01473 TiXmlHandle TiXmlHandle::FirstChild() const
{
      if ( node )
      {
            TiXmlNode* child = node->FirstChild();
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


01485 TiXmlHandle TiXmlHandle::FirstChild( const char * value ) const
{
      if ( node )
      {
            TiXmlNode* child = node->FirstChild( value );
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


01497 TiXmlHandle TiXmlHandle::FirstChildElement() const
{
      if ( node )
      {
            TiXmlElement* child = node->FirstChildElement();
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


01509 TiXmlHandle TiXmlHandle::FirstChildElement( const char * value ) const
{
      if ( node )
      {
            TiXmlElement* child = node->FirstChildElement( value );
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


01521 TiXmlHandle TiXmlHandle::Child( int count ) const
{
      if ( node )
      {
            int i;
            TiXmlNode* child = node->FirstChild();
            for ( i=0;
                        child && i<count;
                        child = child->NextSibling(), ++i )
            {
                  // nothing
            }
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


01540 TiXmlHandle TiXmlHandle::Child( const char* value, int count ) const
{
      if ( node )
      {
            int i;
            TiXmlNode* child = node->FirstChild( value );
            for ( i=0;
                        child && i<count;
                        child = child->NextSibling( value ), ++i )
            {
                  // nothing
            }
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


01559 TiXmlHandle TiXmlHandle::ChildElement( int count ) const
{
      if ( node )
      {
            int i;
            TiXmlElement* child = node->FirstChildElement();
            for ( i=0;
                        child && i<count;
                        child = child->NextSiblingElement(), ++i )
            {
                  // nothing
            }
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


01578 TiXmlHandle TiXmlHandle::ChildElement( const char* value, int count ) const
{
      if ( node )
      {
            int i;
            TiXmlElement* child = node->FirstChildElement( value );
            for ( i=0;
                        child && i<count;
                        child = child->NextSiblingElement( value ), ++i )
            {
                  // nothing
            }
            if ( child )
                  return TiXmlHandle( child );
      }
      return TiXmlHandle( 0 );
}


} // namespace WFUT

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