diff options
Diffstat (limited to 'PDContainer/tinyxml')
-rwxr-xr-x | PDContainer/tinyxml/tinystr.cpp | 318 | ||||
-rwxr-xr-x | PDContainer/tinyxml/tinystr.h | 250 | ||||
-rwxr-xr-x | PDContainer/tinyxml/tinyxml.cpp | 1592 | ||||
-rwxr-xr-x | PDContainer/tinyxml/tinyxml.h | 1426 | ||||
-rwxr-xr-x | PDContainer/tinyxml/tinyxmlerror.cpp | 51 | ||||
-rwxr-xr-x | PDContainer/tinyxml/tinyxmlparser.cpp | 1508 |
6 files changed, 5145 insertions, 0 deletions
diff --git a/PDContainer/tinyxml/tinystr.cpp b/PDContainer/tinyxml/tinystr.cpp new file mode 100755 index 0000000..413f5c3 --- /dev/null +++ b/PDContainer/tinyxml/tinystr.cpp @@ -0,0 +1,318 @@ +/* +www.sourceforge.net/projects/tinyxml +Original file by Yves Berquin. + +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 "tinyxml.h" + +#ifndef TIXML_USE_STL + + +#include <stdlib.h> +#include <string.h> +#include <ctype.h> + +#include "tinystr.h" + +// TiXmlString constructor, based on a C string +TiXmlString::TiXmlString (const char* instring) +{ + size_t newlen; + char * newstring; + + if (!instring) + { + allocated = 0; + cstring = NULL; + current_length = 0; + return; + } + newlen = strlen (instring) + 1; + newstring = new char [newlen]; + memcpy (newstring, instring, newlen); + // strcpy (newstring, instring); + allocated = newlen; + cstring = newstring; + current_length = newlen - 1; +} + +// TiXmlString copy constructor +TiXmlString::TiXmlString (const TiXmlString& copy) +{ + size_t newlen; + char * newstring; + + // Prevent copy to self! + if ( © == this ) + return; + + if (! copy . allocated) + { + allocated = 0; + cstring = NULL; + current_length = 0; + return; + } + newlen = copy . length () + 1; + newstring = new char [newlen]; + // strcpy (newstring, copy . cstring); + memcpy (newstring, copy . cstring, newlen); + allocated = newlen; + cstring = newstring; + current_length = newlen - 1; +} + +// TiXmlString = operator. Safe when assign own content +void TiXmlString ::operator = (const char * content) +{ + size_t newlen; + char * newstring; + + if (! content) + { + empty_it (); + return; + } + newlen = strlen (content) + 1; + newstring = new char [newlen]; + // strcpy (newstring, content); + memcpy (newstring, content, newlen); + empty_it (); + allocated = newlen; + cstring = newstring; + current_length = newlen - 1; +} + +// = operator. Safe when assign own content +void TiXmlString ::operator = (const TiXmlString & copy) +{ + size_t newlen; + char * newstring; + + if (! copy . length ()) + { + empty_it (); + return; + } + newlen = copy . length () + 1; + newstring = new char [newlen]; + // strcpy (newstring, copy . c_str ()); + memcpy (newstring, copy . c_str (), newlen); + empty_it (); + allocated = newlen; + cstring = newstring; + current_length = newlen - 1; +} + + +// append a const char * to an existing TiXmlString +void TiXmlString::append( const char* str, size_t len ) +{ + char * new_string; + size_t new_alloc, new_size, size_suffix; + + // don't use strlen - it can overrun the len passed in! + const char* p = str; + size_suffix = 0; + + while ( *p && size_suffix < (unsigned)len ) + { + ++p; + ++size_suffix; + } + if ( !size_suffix) + return; + + new_size = length () + size_suffix + 1; + // check if we need to expand + if (new_size > allocated) + { + // compute new size + new_alloc = assign_new_size (new_size); + + // allocate new buffer + new_string = new char [new_alloc]; + new_string [0] = 0; + + // copy the previous allocated buffer into this one + if (allocated && cstring) + // strcpy (new_string, cstring); + memcpy (new_string, cstring, length ()); + + // append the suffix. It does exist, otherwize we wouldn't be expanding + // strncat (new_string, str, len); + memcpy (new_string + length (), + str, + size_suffix); + + // return previsously allocated buffer if any + if (allocated && cstring) + delete [] cstring; + + // update member variables + cstring = new_string; + allocated = new_alloc; + } + else + { + // we know we can safely append the new string + // strncat (cstring, str, len); + memcpy (cstring + length (), + str, + size_suffix); + } + current_length = new_size - 1; + cstring [current_length] = 0; +} + + +// append a const char * to an existing TiXmlString +void TiXmlString::append( const char * suffix ) +{ + char * new_string; + size_t new_alloc, new_size; + + new_size = length () + strlen (suffix) + 1; + // check if we need to expand + if (new_size > allocated) + { + // compute new size + new_alloc = assign_new_size (new_size); + + // allocate new buffer + new_string = new char [new_alloc]; + new_string [0] = 0; + + // copy the previous allocated buffer into this one + if (allocated && cstring) + memcpy (new_string, cstring, 1 + length ()); + // strcpy (new_string, cstring); + + // append the suffix. It does exist, otherwize we wouldn't be expanding + // strcat (new_string, suffix); + memcpy (new_string + length (), + suffix, + strlen (suffix) + 1); + + // return previsously allocated buffer if any + if (allocated && cstring) + delete [] cstring; + + // update member variables + cstring = new_string; + allocated = new_alloc; + } + else + { + // we know we can safely append the new string + // strcat (cstring, suffix); + memcpy (cstring + length (), + suffix, + strlen (suffix) + 1); + } + current_length = new_size - 1; +} + +// Check for TiXmlString equuivalence +//bool TiXmlString::operator == (const TiXmlString & compare) const +//{ +// return (! strcmp (c_str (), compare . c_str ())); +//} + +//unsigned TiXmlString::length () const +//{ +// if (allocated) +// // return strlen (cstring); +// return current_length; +// return 0; +//} + + +unsigned TiXmlString::find (char tofind, unsigned offset) const +{ + char * lookup; + + if (offset >= length ()) + return (unsigned) notfound; + for (lookup = cstring + offset; * lookup; lookup++) + if (* lookup == tofind) + return (unsigned)(lookup - cstring); + return (unsigned) notfound; +} + + +bool TiXmlString::operator == (const TiXmlString & compare) const +{ + if ( allocated && compare.allocated ) + { + assert( cstring ); + assert( compare.cstring ); + return ( strcmp( cstring, compare.cstring ) == 0 ); + } + else if ( length() == 0 && compare.length() == 0 ) + { + return true; + } + return false; +} + + +bool TiXmlString::operator == (const char* compare) const +{ + if ( allocated && compare && *compare ) + { + assert( cstring ); + return ( strcmp( cstring, compare ) == 0 ); + } + else if ( length() == 0 && (!compare || !*compare ) ) // this is a little dubious, but try to duplicate behavior in other operator== + { + return true; + } + return false; +} + + +bool TiXmlString::operator < (const TiXmlString & compare) const +{ + if ( allocated && compare.allocated ) + { + assert( cstring ); + assert( compare.cstring ); + return ( strcmp( cstring, compare.cstring ) > 0 ); + } + return false; +} + + +bool TiXmlString::operator > (const TiXmlString & compare) const +{ + if ( allocated && compare.allocated ) + { + assert( cstring ); + assert( compare.cstring ); + return ( strcmp( cstring, compare.cstring ) < 0 ); + } + return false; +} + + +#endif // TIXML_USE_STL diff --git a/PDContainer/tinyxml/tinystr.h b/PDContainer/tinyxml/tinystr.h new file mode 100755 index 0000000..3960502 --- /dev/null +++ b/PDContainer/tinyxml/tinystr.h @@ -0,0 +1,250 @@ +/* +www.sourceforge.net/projects/tinyxml +Original file by Yves Berquin. + +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 "tinyxml.h" + + +#ifndef TIXML_USE_STL + +#ifndef TIXML_STRING_INCLUDED +#define TIXML_STRING_INCLUDED + +#ifdef _MSC_VER +#pragma warning( disable : 4530 ) +#pragma warning( disable : 4786 ) +#endif + +#include <assert.h> + +/* + TiXmlString is an emulation of the std::string template. + Its purpose is to allow compiling TinyXML on compilers with no or poor STL support. + Only the member functions relevant to the TinyXML project have been implemented. + The buffer allocation is made by a simplistic power of 2 like mechanism : if we increase + a string and there's no more room, we allocate a buffer twice as big as we need. +*/ +class TiXmlString +{ + public : + // TiXmlString constructor, based on a string, mark explicit to force + // us to find unnecessary casting. + explicit TiXmlString (const char * instring); + + // TiXmlString empty constructor + TiXmlString () + { + allocated = 0; + cstring = NULL; + current_length = 0; + } + + // TiXmlString copy constructor + explicit TiXmlString (const TiXmlString& copy); + + // TiXmlString destructor + ~ TiXmlString () + { + empty_it (); + } + + // Convert a TiXmlString into a classical char * + const char * c_str () const + { + if (allocated) + return cstring; + return ""; + } + + // Return the length of a TiXmlString + size_t length () const + { + return ( allocated ) ? current_length : 0; + } + + // TiXmlString = operator + void operator = (const char * content); + + // = operator + void operator = (const TiXmlString & copy); + + // += operator. Maps to append + TiXmlString& operator += (const char * suffix) + { + append (suffix); + return *this; + } + + // += operator. Maps to append + TiXmlString& operator += (char single) + { + append (single); + return *this; + } + + // += operator. Maps to append + TiXmlString& operator += (TiXmlString & suffix) + { + append (suffix); + return *this; + } + bool operator == (const TiXmlString & compare) const; + bool operator == (const char* compare) const; + bool operator < (const TiXmlString & compare) const; + bool operator > (const TiXmlString & compare) const; + + // Checks if a TiXmlString is empty + bool empty () const + { + return length () ? false : true; + } + + // single char extraction + const char& at (unsigned index) const + { + assert( index < length ()); + return cstring [index]; + } + + // find a char in a string. Return TiXmlString::notfound if not found + unsigned find (char lookup) const + { + return find (lookup, 0); + } + + // find a char in a string from an offset. Return TiXmlString::notfound if not found + unsigned find (char tofind, unsigned offset) const; + + /* Function to reserve a big amount of data when we know we'll need it. Be aware that this + function clears the content of the TiXmlString if any exists. + */ + void reserve (unsigned size) + { + empty_it (); + if (size) + { + allocated = size; + cstring = new char [size]; + cstring [0] = 0; + current_length = 0; + } + } + + // [] operator + char& operator [] (unsigned index) const + { + assert( index < length ()); + return cstring [index]; + } + + // Error value for find primitive + enum { notfound = 0xffffffff, + npos = notfound }; + + void append (const char *str, size_t len ); + + protected : + + // The base string + char * cstring; + // Number of chars allocated + size_t allocated; + // Current string size + size_t current_length; + + // New size computation. It is simplistic right now : it returns twice the amount + // we need + size_t assign_new_size (size_t minimum_to_allocate) + { + return minimum_to_allocate * 2; + } + + // Internal function that clears the content of a TiXmlString + void empty_it () + { + if (cstring) + delete [] cstring; + cstring = NULL; + allocated = 0; + current_length = 0; + } + + void append (const char *suffix ); + + // append function for another TiXmlString + void append (const TiXmlString & suffix) + { + append (suffix . c_str ()); + } + + // append for a single char. + void append (char single) + { + if ( cstring && current_length < (allocated-1) ) + { + cstring[ current_length ] = single; + ++current_length; + cstring[ current_length ] = 0; + } + else + { + char smallstr [2]; + smallstr [0] = single; + smallstr [1] = 0; + append (smallstr); + } + } + +} ; + +/* + TiXmlOutStream is an emulation of std::ostream. It is based on TiXmlString. + Only the operators that we need for TinyXML have been developped. +*/ +class TiXmlOutStream : public TiXmlString +{ +public : + TiXmlOutStream () : TiXmlString () {} + + // TiXmlOutStream << operator. Maps to TiXmlString::append + TiXmlOutStream & operator << (const char * in) + { + append (in); + return (* this); + } + + // TiXmlOutStream << operator. Maps to TiXmlString::append + TiXmlOutStream & operator << (const TiXmlString & in) + { + append (in . c_str ()); + return (* this); + } +} ; + +#ifdef _MSC_VER +#pragma warning( default : 4530 ) +#pragma warning( default : 4786 ) +#endif + +#endif // TIXML_STRING_INCLUDED +#endif // TIXML_USE_STL diff --git a/PDContainer/tinyxml/tinyxml.cpp b/PDContainer/tinyxml/tinyxml.cpp new file mode 100755 index 0000000..c652cc1 --- /dev/null +++ b/PDContainer/tinyxml/tinyxml.cpp @@ -0,0 +1,1592 @@ +/* +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 + + +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. + // © -- 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; +} + + +void TiXmlNode::Clear() +{ + TiXmlNode* node = firstChild; + TiXmlNode* temp = 0; + + while ( node ) + { + temp = node; + node = node->next; + delete temp; + } + + firstChild = 0; + lastChild = 0; +} + + +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; +} + + +TiXmlNode* TiXmlNode::InsertEndChild( const TiXmlNode& addThis ) +{ + TiXmlNode* node = addThis.Clone(); + if ( !node ) + return 0; + + return LinkEndChild( node ); +} + + +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; +} + + +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; +} + + +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; +} + + +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; +} + +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; +} + + +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; +} + +TiXmlNode* TiXmlNode::LastChild( const char * _value ) +{ + TiXmlNode* node; + for ( node = lastChild; node; node = node->prev ) + { + if ( node->SValue() == _value ) + return node; + } + return 0; +} + +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(); + } +} + +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 ); + } +} + +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; +} + +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; +} + +void TiXmlElement::RemoveAttribute( const char * name ) +{ + TiXmlAttribute* node = attributeSet.Find( name ); + if ( node ) + { + attributeSet.Remove( node ); + delete node; + } +} + +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; +} + +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; +} + +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; +} + +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; +} + + +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; +} + +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; + } +} + + +const char * TiXmlElement::Attribute( const char * name ) const +{ + const TiXmlAttribute* node = attributeSet.Find( name ); + + if ( node ) + return node->Value(); + + return 0; +} + + +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; +} + + +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; +} + + +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 ); +} + + +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 ); +} + + +void TiXmlElement::SetAttribute( const char * name, int val ) +{ + char buf[64]; + sprintf( buf, "%d", val ); + SetAttribute( name, buf ); +} + + +void TiXmlElement::SetDoubleAttribute( const char * name, double val ) +{ + char buf[256]; + sprintf( buf, "%f", val ); + SetAttribute( name, buf ); +} + + +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 ); + } +} + +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() ); + } +} + + +TiXmlNode* TiXmlElement::Clone() const +{ + TiXmlElement* clone = new TiXmlElement( Value() ); + if ( !clone ) + return 0; + + CopyTo( clone ); + return clone; +} + + +TiXmlDocument::TiXmlDocument() : TiXmlNode( TiXmlNode::DOCUMENT ) +{ + tabsize = 4; + ClearError(); +} + +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 ); +} + + +bool TiXmlDocument::LoadFile( TiXmlEncoding encoding ) +{ + // See STL_STRING_BUG below. + StringToBuffer buf( value ); + + if ( buf.buffer && LoadFile( buf.buffer, encoding ) ) + return true; + + return false; +} + + +bool TiXmlDocument::SaveFile() const +{ + // See STL_STRING_BUG below. + StringToBuffer buf( value ); + + if ( buf.buffer && SaveFile( buf.buffer ) ) + return true; + + return false; +} + +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; +} + +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() ); + } +} + + +TiXmlNode* TiXmlDocument::Clone() const +{ + TiXmlDocument* clone = new TiXmlDocument(); + if ( !clone ) + return 0; + + CopyTo( clone ); + return clone; +} + + +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; + } +} + + +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; +} + +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; +} + +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) << "\""; + } +} + +int TiXmlAttribute::QueryIntValue( int* ival ) const +{ + if ( sscanf( value.c_str(), "%d", ival ) == 1 ) + return TIXML_SUCCESS; + return TIXML_WRONG_TYPE; +} + +int TiXmlAttribute::QueryDoubleValue( double* dval ) const +{ + if ( sscanf( value.c_str(), "%lf", dval ) == 1 ) + return TIXML_SUCCESS; + return TIXML_WRONG_TYPE; +} + +void TiXmlAttribute::SetIntValue( int _value ) +{ + char buf [64]; + sprintf (buf, "%d", _value); + SetValue (buf); +} + +void TiXmlAttribute::SetDoubleValue( double _value ) +{ + char buf [256]; + sprintf (buf, "%lf", _value); + SetValue (buf); +} + +const int TiXmlAttribute::IntValue() const +{ + return atoi (value.c_str ()); +} + +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 ); +} + + +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 ); +} + + +TiXmlNode* TiXmlComment::Clone() const +{ + TiXmlComment* clone = new TiXmlComment(); + + if ( !clone ) + return 0; + + CopyTo( clone ); + return clone; +} + + +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 ); +} + + +TiXmlNode* TiXmlText::Clone() const +{ + TiXmlText* clone = 0; + clone = new TiXmlText( "" ); + + if ( !clone ) + return 0; + + CopyTo( clone ); + return clone; +} + + +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 ); +} + + +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; +} + + +TiXmlNode* TiXmlDeclaration::Clone() const +{ + TiXmlDeclaration* clone = new TiXmlDeclaration(); + + if ( !clone ) + return 0; + + CopyTo( clone ); + return clone; +} + + +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 ); +} + + +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 + + +TiXmlHandle TiXmlHandle::FirstChild() const +{ + if ( node ) + { + TiXmlNode* child = node->FirstChild(); + if ( child ) + return TiXmlHandle( child ); + } + return TiXmlHandle( 0 ); +} + + +TiXmlHandle TiXmlHandle::FirstChild( const char * value ) const +{ + if ( node ) + { + TiXmlNode* child = node->FirstChild( value ); + if ( child ) + return TiXmlHandle( child ); + } + return TiXmlHandle( 0 ); +} + + +TiXmlHandle TiXmlHandle::FirstChildElement() const +{ + if ( node ) + { + TiXmlElement* child = node->FirstChildElement(); + if ( child ) + return TiXmlHandle( child ); + } + return TiXmlHandle( 0 ); +} + + +TiXmlHandle TiXmlHandle::FirstChildElement( const char * value ) const +{ + if ( node ) + { + TiXmlElement* child = node->FirstChildElement( value ); + if ( child ) + return TiXmlHandle( child ); + } + return TiXmlHandle( 0 ); +} + + +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 ); +} + + +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 ); +} + + +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 ); +} + + +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 ); +} diff --git a/PDContainer/tinyxml/tinyxml.h b/PDContainer/tinyxml/tinyxml.h new file mode 100755 index 0000000..3b50268 --- /dev/null +++ b/PDContainer/tinyxml/tinyxml.h @@ -0,0 +1,1426 @@ +/* +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. +*/ + + +#ifndef TINYXML_INCLUDED +#define TINYXML_INCLUDED + +#ifdef _MSC_VER +#pragma warning( disable : 4530 ) +#pragma warning( disable : 4786 ) +#endif + +#include <ctype.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <assert.h> + +// Help out windows: +#if defined( _DEBUG ) && !defined( DEBUG ) +#define DEBUG +#endif + +#if defined( DEBUG ) && defined( _MSC_VER ) +#include <windows.h> +#define TIXML_LOG OutputDebugString +#else +#define TIXML_LOG printf +#endif + +#ifdef TIXML_USE_STL + #include <string> + #include <iostream> + #define TIXML_STRING std::string + #define TIXML_ISTREAM std::istream + #define TIXML_OSTREAM std::ostream +#else + #include "tinystr.h" + #define TIXML_STRING TiXmlString + #define TIXML_OSTREAM TiXmlOutStream +#endif + +class TiXmlDocument; +class TiXmlElement; +class TiXmlComment; +class TiXmlUnknown; +class TiXmlAttribute; +class TiXmlText; +class TiXmlDeclaration; +class TiXmlParsingData; + +const int TIXML_MAJOR_VERSION = 2; +const int TIXML_MINOR_VERSION = 3; +const int TIXML_PATCH_VERSION = 4; + +/* Internal structure for tracking location of items + in the XML file. +*/ +struct TiXmlCursor +{ + TiXmlCursor() { Clear(); } + void Clear() { row = col = -1; } + + int row; // 0 based. + int col; // 0 based. +}; + + +// Only used by Attribute::Query functions +enum +{ + TIXML_SUCCESS, + TIXML_NO_ATTRIBUTE, + TIXML_WRONG_TYPE +}; + + +// Used by the parsing routines. +enum TiXmlEncoding +{ + TIXML_ENCODING_UNKNOWN, + TIXML_ENCODING_UTF8, + TIXML_ENCODING_LEGACY +}; + +const TiXmlEncoding TIXML_DEFAULT_ENCODING = TIXML_ENCODING_UNKNOWN; + +/** TiXmlBase is a base class for every class in TinyXml. + It does little except to establish that TinyXml classes + can be printed and provide some utility functions. + + In XML, the document and elements can contain + other elements and other types of nodes. + + @verbatim + A Document can contain: Element (container or leaf) + Comment (leaf) + Unknown (leaf) + Declaration( leaf ) + + An Element can contain: Element (container or leaf) + Text (leaf) + Attributes (not on tree) + Comment (leaf) + Unknown (leaf) + + A Decleration contains: Attributes (not on tree) + @endverbatim +*/ +class TiXmlBase +{ + friend class TiXmlNode; + friend class TiXmlElement; + friend class TiXmlDocument; + +public: + TiXmlBase() : userData(0) {} + virtual ~TiXmlBase() {} + + /** All TinyXml classes can print themselves to a filestream. + This is a formatted print, and will insert tabs and newlines. + + (For an unformatted stream, use the << operator.) + */ + virtual void Print( FILE* cfile, int depth ) const = 0; + + /** The world does not agree on whether white space should be kept or + not. In order to make everyone happy, these global, static functions + are provided to set whether or not TinyXml will condense all white space + into a single space or not. The default is to condense. Note changing this + values is not thread safe. + */ + static void SetCondenseWhiteSpace( bool condense ) { condenseWhiteSpace = condense; } + + /// Return the current white space setting. + static bool IsWhiteSpaceCondensed() { return condenseWhiteSpace; } + + /** Return the position, in the original source file, of this node or attribute. + The row and column are 1-based. (That is the first row and first column is + 1,1). If the returns values are 0 or less, then the parser does not have + a row and column value. + + Generally, the row and column value will be set when the TiXmlDocument::Load(), + TiXmlDocument::LoadFile(), or any TiXmlNode::Parse() is called. It will NOT be set + when the DOM was created from operator>>. + + The values reflect the initial load. Once the DOM is modified programmatically + (by adding or changing nodes and attributes) the new values will NOT update to + reflect changes in the document. + + There is a minor performance cost to computing the row and column. Computation + can be disabled if TiXmlDocument::SetTabSize() is called with 0 as the value. + + @sa TiXmlDocument::SetTabSize() + */ + int Row() const { return location.row + 1; } + int Column() const { return location.col + 1; } ///< See Row() + + void SetUserData( void* user ) { userData = user; } + void* GetUserData() { return userData; } + + // Table that returs, for a given lead byte, the total number of bytes + // in the UTF-8 sequence. + static const int utf8ByteTable[256]; + + virtual const char* Parse( const char* p, + TiXmlParsingData* data, + TiXmlEncoding encoding /*= TIXML_ENCODING_UNKNOWN */ ) = 0; + + enum + { + TIXML_NO_ERROR = 0, + TIXML_ERROR, + TIXML_ERROR_OPENING_FILE, + TIXML_ERROR_OUT_OF_MEMORY, + TIXML_ERROR_PARSING_ELEMENT, + TIXML_ERROR_FAILED_TO_READ_ELEMENT_NAME, + TIXML_ERROR_READING_ELEMENT_VALUE, + TIXML_ERROR_READING_ATTRIBUTES, + TIXML_ERROR_PARSING_EMPTY, + TIXML_ERROR_READING_END_TAG, + TIXML_ERROR_PARSING_UNKNOWN, + TIXML_ERROR_PARSING_COMMENT, + TIXML_ERROR_PARSING_DECLARATION, + TIXML_ERROR_DOCUMENT_EMPTY, + TIXML_ERROR_EMBEDDED_NULL, + + TIXML_ERROR_STRING_COUNT + }; + +protected: + + // See STL_STRING_BUG + // Utility class to overcome a bug. + class StringToBuffer + { + public: + StringToBuffer( const TIXML_STRING& str ); + ~StringToBuffer(); + char* buffer; + }; + + static const char* SkipWhiteSpace( const char*, TiXmlEncoding encoding ); + inline static bool IsWhiteSpace( char c ) + { + return ( isspace( (unsigned char) c ) || c == '\n' || c == '\r' ); + } + + virtual void StreamOut (TIXML_OSTREAM *) const = 0; + + #ifdef TIXML_USE_STL + static bool StreamWhiteSpace( TIXML_ISTREAM * in, TIXML_STRING * tag ); + static bool StreamTo( TIXML_ISTREAM * in, int character, TIXML_STRING * tag ); + #endif + + /* Reads an XML name into the string provided. Returns + a pointer just past the last character of the name, + or 0 if the function has an error. + */ + static const char* ReadName( const char* p, TIXML_STRING* name, TiXmlEncoding encoding ); + + /* Reads text. Returns a pointer past the given end tag. + Wickedly complex options, but it keeps the (sensitive) code in one place. + */ + static const char* ReadText( const char* in, // where to start + TIXML_STRING* text, // the string read + bool ignoreWhiteSpace, // whether to keep the white space + const char* endTag, // what ends this text + bool ignoreCase, // whether to ignore case in the end tag + TiXmlEncoding encoding ); // the current encoding + + // If an entity has been found, transform it into a character. + static const char* GetEntity( const char* in, char* value, int* length, TiXmlEncoding encoding ); + + // Get a character, while interpreting entities. + // The length can be from 0 to 4 bytes. + inline static const char* GetChar( const char* p, char* _value, int* length, TiXmlEncoding encoding ) + { + assert( p ); + if ( encoding == TIXML_ENCODING_UTF8 ) + { + *length = utf8ByteTable[ *((unsigned char*)p) ]; + assert( *length >= 0 && *length < 5 ); + } + else + { + *length = 1; + } + + if ( *length == 1 ) + { + if ( *p == '&' ) + return GetEntity( p, _value, length, encoding ); + *_value = *p; + return p+1; + } + else if ( *length ) + { + strncpy( _value, p, *length ); + return p + (*length); + } + else + { + // Not valid text. + return 0; + } + } + + // Puts a string to a stream, expanding entities as it goes. + // Note this should not contian the '<', '>', etc, or they will be transformed into entities! + static void PutString( const TIXML_STRING& str, TIXML_OSTREAM* out ); + + static void PutString( const TIXML_STRING& str, TIXML_STRING* out ); + + // Return true if the next characters in the stream are any of the endTag sequences. + // Ignore case only works for english, and should only be relied on when comparing + // to Engilish words: StringEqual( p, "version", true ) is fine. + static bool StringEqual( const char* p, + const char* endTag, + bool ignoreCase, + TiXmlEncoding encoding ); + + static const char* errorString[ TIXML_ERROR_STRING_COUNT ]; + + TiXmlCursor location; + + /// Field containing a generic user pointer + void* userData; + + // None of these methods are reliable for any language except English. + // Good for approximation, not great for accuracy. + static int IsAlpha( unsigned char anyByte, TiXmlEncoding encoding ); + static int IsAlphaNum( unsigned char anyByte, TiXmlEncoding encoding ); + inline static int ToLower( int v, TiXmlEncoding encoding ) + { + if ( encoding == TIXML_ENCODING_UTF8 ) + { + if ( v < 128 ) return tolower( v ); + return v; + } + else + { + return tolower( v ); + } + } + static void ConvertUTF32ToUTF8( unsigned long input, char* output, int* length ); + +private: + TiXmlBase( const TiXmlBase& ); // not implemented. + void operator=( const TiXmlBase& base ); // not allowed. + + struct Entity + { + const char* str; + unsigned int strLength; + char chr; + }; + enum + { + NUM_ENTITY = 5, + MAX_ENTITY_LENGTH = 6 + + }; + static Entity entity[ NUM_ENTITY ]; + static bool condenseWhiteSpace; +}; + + +/** The parent class for everything in the Document Object Model. + (Except for attributes). + Nodes have siblings, a parent, and children. A node can be + in a document, or stand on its own. The type of a TiXmlNode + can be queried, and it can be cast to its more defined type. +*/ +class TiXmlNode : public TiXmlBase +{ + friend class TiXmlDocument; + friend class TiXmlElement; + +public: + #ifdef TIXML_USE_STL + + /** An input stream operator, for every class. Tolerant of newlines and + formatting, but doesn't expect them. + */ + friend std::istream& operator >> (std::istream& in, TiXmlNode& base); + + /** An output stream operator, for every class. Note that this outputs + without any newlines or formatting, as opposed to Print(), which + includes tabs and new lines. + + The operator<< and operator>> are not completely symmetric. Writing + a node to a stream is very well defined. You'll get a nice stream + of output, without any extra whitespace or newlines. + + But reading is not as well defined. (As it always is.) If you create + a TiXmlElement (for example) and read that from an input stream, + the text needs to define an element or junk will result. This is + true of all input streams, but it's worth keeping in mind. + + A TiXmlDocument will read nodes until it reads a root element, and + all the children of that root element. + */ + friend std::ostream& operator<< (std::ostream& out, const TiXmlNode& base); + + /// Appends the XML node or attribute to a std::string. + friend std::string& operator<< (std::string& out, const TiXmlNode& base ); + + #else + // Used internally, not part of the public API. + friend TIXML_OSTREAM& operator<< (TIXML_OSTREAM& out, const TiXmlNode& base); + #endif + + /** The types of XML nodes supported by TinyXml. (All the + unsupported types are picked up by UNKNOWN.) + */ + enum NodeType + { + DOCUMENT, + ELEMENT, + COMMENT, + UNKNOWN, + TEXT, + DECLARATION, + TYPECOUNT + }; + + virtual ~TiXmlNode(); + + /** The meaning of 'value' changes for the specific type of + TiXmlNode. + @verbatim + Document: filename of the xml file + Element: name of the element + Comment: the comment text + Unknown: the tag contents + Text: the text string + @endverbatim + + The subclasses will wrap this function. + */ + const char * Value() const { return value.c_str (); } + + /** Changes the value of the node. Defined as: + @verbatim + Document: filename of the xml file + Element: name of the element + Comment: the comment text + Unknown: the tag contents + Text: the text string + @endverbatim + */ + void SetValue(const char * _value) { value = _value;} + + #ifdef TIXML_USE_STL + /// STL std::string form. + void SetValue( const std::string& _value ) + { + StringToBuffer buf( _value ); + SetValue( buf.buffer ? buf.buffer : "" ); + } + #endif + + /// Delete all the children of this node. Does not affect 'this'. + void Clear(); + + /// One step up the DOM. + TiXmlNode* Parent() { return parent; } + const TiXmlNode* Parent() const { return parent; } + + const TiXmlNode* FirstChild() const { return firstChild; } ///< The first child of this node. Will be null if there are no children. + TiXmlNode* FirstChild() { return firstChild; } + const TiXmlNode* FirstChild( const char * value ) const; ///< The first child of this node with the matching 'value'. Will be null if none found. + TiXmlNode* FirstChild( const char * value ); ///< The first child of this node with the matching 'value'. Will be null if none found. + + const TiXmlNode* LastChild() const { return lastChild; } /// The last child of this node. Will be null if there are no children. + TiXmlNode* LastChild() { return lastChild; } + const TiXmlNode* LastChild( const char * value ) const; /// The last child of this node matching 'value'. Will be null if there are no children. + TiXmlNode* LastChild( const char * value ); + + #ifdef TIXML_USE_STL + const TiXmlNode* FirstChild( const std::string& _value ) const { return FirstChild (_value.c_str ()); } ///< STL std::string form. + TiXmlNode* FirstChild( const std::string& _value ) { return FirstChild (_value.c_str ()); } ///< STL std::string form. + const TiXmlNode* LastChild( const std::string& _value ) const { return LastChild (_value.c_str ()); } ///< STL std::string form. + TiXmlNode* LastChild( const std::string& _value ) { return LastChild (_value.c_str ()); } ///< STL std::string form. + #endif + + /** An alternate way to walk the children of a node. + One way to iterate over nodes is: + @verbatim + for( child = parent->FirstChild(); child; child = child->NextSibling() ) + @endverbatim + + IterateChildren does the same thing with the syntax: + @verbatim + child = 0; + while( child = parent->IterateChildren( child ) ) + @endverbatim + + IterateChildren takes the previous child as input and finds + the next one. If the previous child is null, it returns the + first. IterateChildren will return null when done. + */ + const TiXmlNode* IterateChildren( const TiXmlNode* previous ) const; + TiXmlNode* IterateChildren( TiXmlNode* previous ); + + /// This flavor of IterateChildren searches for children with a particular 'value' + const TiXmlNode* IterateChildren( const char * value, const TiXmlNode* previous ) const; + TiXmlNode* IterateChildren( const char * value, TiXmlNode* previous ); + + #ifdef TIXML_USE_STL + const TiXmlNode* IterateChildren( const std::string& _value, const TiXmlNode* previous ) const { return IterateChildren (_value.c_str (), previous); } ///< STL std::string form. + TiXmlNode* IterateChildren( const std::string& _value, TiXmlNode* previous ) { return IterateChildren (_value.c_str (), previous); } ///< STL std::string form. + #endif + + /** Add a new node related to this. Adds a child past the LastChild. + Returns a pointer to the new object or NULL if an error occured. + */ + TiXmlNode* InsertEndChild( const TiXmlNode& addThis ); + + + /** Add a new node related to this. Adds a child past the LastChild. + + NOTE: the node to be added is passed by pointer, and will be + henceforth owned (and deleted) by tinyXml. This method is efficient + and avoids an extra copy, but should be used with care as it + uses a different memory model than the other insert functions. + + @sa InsertEndChild + */ + TiXmlNode* LinkEndChild( TiXmlNode* addThis ); + + /** Add a new node related to this. Adds a child before the specified child. + Returns a pointer to the new object or NULL if an error occured. + */ + TiXmlNode* InsertBeforeChild( TiXmlNode* beforeThis, const TiXmlNode& addThis ); + + /** Add a new node related to this. Adds a child after the specified child. + Returns a pointer to the new object or NULL if an error occured. + */ + TiXmlNode* InsertAfterChild( TiXmlNode* afterThis, const TiXmlNode& addThis ); + + /** Replace a child of this node. + Returns a pointer to the new object or NULL if an error occured. + */ + TiXmlNode* ReplaceChild( TiXmlNode* replaceThis, const TiXmlNode& withThis ); + + /// Delete a child of this node. + bool RemoveChild( TiXmlNode* removeThis ); + + /// Navigate to a sibling node. + const TiXmlNode* PreviousSibling() const { return prev; } + TiXmlNode* PreviousSibling() { return prev; } + + /// Navigate to a sibling node. + const TiXmlNode* PreviousSibling( const char * ) const; + TiXmlNode* PreviousSibling( const char * ); + + #ifdef TIXML_USE_STL + const TiXmlNode* PreviousSibling( const std::string& _value ) const { return PreviousSibling (_value.c_str ()); } ///< STL std::string form. + TiXmlNode* PreviousSibling( const std::string& _value ) { return PreviousSibling (_value.c_str ()); } ///< STL std::string form. + const TiXmlNode* NextSibling( const std::string& _value) const { return NextSibling (_value.c_str ()); } ///< STL std::string form. + TiXmlNode* NextSibling( const std::string& _value) { return NextSibling (_value.c_str ()); } ///< STL std::string form. + #endif + + /// Navigate to a sibling node. + const TiXmlNode* NextSibling() const { return next; } + TiXmlNode* NextSibling() { return next; } + + /// Navigate to a sibling node with the given 'value'. + const TiXmlNode* NextSibling( const char * ) const; + TiXmlNode* NextSibling( const char * ); + + /** Convenience function to get through elements. + Calls NextSibling and ToElement. Will skip all non-Element + nodes. Returns 0 if there is not another element. + */ + const TiXmlElement* NextSiblingElement() const; + TiXmlElement* NextSiblingElement(); + + /** Convenience function to get through elements. + Calls NextSibling and ToElement. Will skip all non-Element + nodes. Returns 0 if there is not another element. + */ + const TiXmlElement* NextSiblingElement( const char * ) const; + TiXmlElement* NextSiblingElement( const char * ); + + #ifdef TIXML_USE_STL + const TiXmlElement* NextSiblingElement( const std::string& _value) const { return NextSiblingElement (_value.c_str ()); } ///< STL std::string form. + TiXmlElement* NextSiblingElement( const std::string& _value) { return NextSiblingElement (_value.c_str ()); } ///< STL std::string form. + #endif + + /// Convenience function to get through elements. + const TiXmlElement* FirstChildElement() const; + TiXmlElement* FirstChildElement(); + + /// Convenience function to get through elements. + const TiXmlElement* FirstChildElement( const char * value ) const; + TiXmlElement* FirstChildElement( const char * value ); + + #ifdef TIXML_USE_STL + const TiXmlElement* FirstChildElement( const std::string& _value ) const { return FirstChildElement (_value.c_str ()); } ///< STL std::string form. + TiXmlElement* FirstChildElement( const std::string& _value ) { return FirstChildElement (_value.c_str ()); } ///< STL std::string form. + #endif + + /** Query the type (as an enumerated value, above) of this node. + The possible types are: DOCUMENT, ELEMENT, COMMENT, + UNKNOWN, TEXT, and DECLARATION. + */ + virtual int Type() const { return type; } + + /** Return a pointer to the Document this node lives in. + Returns null if not in a document. + */ + const TiXmlDocument* GetDocument() const; + TiXmlDocument* GetDocument(); + + /// Returns true if this node has no children. + bool NoChildren() const { return !firstChild; } + + const TiXmlDocument* ToDocument() const { return ( this && type == DOCUMENT ) ? (const TiXmlDocument*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + const TiXmlElement* ToElement() const { return ( this && type == ELEMENT ) ? (const TiXmlElement*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + const TiXmlComment* ToComment() const { return ( this && type == COMMENT ) ? (const TiXmlComment*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + const TiXmlUnknown* ToUnknown() const { return ( this && type == UNKNOWN ) ? (const TiXmlUnknown*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + const TiXmlText* ToText() const { return ( this && type == TEXT ) ? (const TiXmlText*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + const TiXmlDeclaration* ToDeclaration() const { return ( this && type == DECLARATION ) ? (const TiXmlDeclaration*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + + TiXmlDocument* ToDocument() { return ( this && type == DOCUMENT ) ? (TiXmlDocument*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + TiXmlElement* ToElement() { return ( this && type == ELEMENT ) ? (TiXmlElement*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + TiXmlComment* ToComment() { return ( this && type == COMMENT ) ? (TiXmlComment*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + TiXmlUnknown* ToUnknown() { return ( this && type == UNKNOWN ) ? (TiXmlUnknown*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + TiXmlText* ToText() { return ( this && type == TEXT ) ? (TiXmlText*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + TiXmlDeclaration* ToDeclaration() { return ( this && type == DECLARATION ) ? (TiXmlDeclaration*) this : 0; } ///< Cast to a more defined type. Will return null not of the requested type. + + /** Create an exact duplicate of this node and return it. The memory must be deleted + by the caller. + */ + virtual TiXmlNode* Clone() const = 0; + +protected: + TiXmlNode( NodeType _type ); + + // Copy to the allocated object. Shared functionality between Clone, Copy constructor, + // and the assignment operator. + void CopyTo( TiXmlNode* target ) const; + + #ifdef TIXML_USE_STL + // The real work of the input operator. + virtual void StreamIn( TIXML_ISTREAM* in, TIXML_STRING* tag ) = 0; + #endif + + // Figure out what is at *p, and parse it. Returns null if it is not an xml node. + TiXmlNode* Identify( const char* start, TiXmlEncoding encoding ); + + // Internal Value function returning a TIXML_STRING + const TIXML_STRING& SValue() const { return value ; } + + TiXmlNode* parent; + NodeType type; + + TiXmlNode* firstChild; + TiXmlNode* lastChild; + + TIXML_STRING value; + + TiXmlNode* prev; + TiXmlNode* next; + +private: + TiXmlNode( const TiXmlNode& ); // not implemented. + void operator=( const TiXmlNode& base ); // not allowed. +}; + + +/** An attribute is a name-value pair. Elements have an arbitrary + number of attributes, each with a unique name. + + @note The attributes are not TiXmlNodes, since they are not + part of the tinyXML document object model. There are other + suggested ways to look at this problem. +*/ +class TiXmlAttribute : public TiXmlBase +{ + friend class TiXmlAttributeSet; + +public: + /// Construct an empty attribute. + TiXmlAttribute() : TiXmlBase() + { + document = 0; + prev = next = 0; + } + + #ifdef TIXML_USE_STL + /// std::string constructor. + TiXmlAttribute( const std::string& _name, const std::string& _value ) + { + name = _name; + value = _value; + document = 0; + prev = next = 0; + } + #endif + + /// Construct an attribute with a name and value. + TiXmlAttribute( const char * _name, const char * _value ) + { + name = _name; + value = _value; + document = 0; + prev = next = 0; + } + + const char* Name() const { return name.c_str (); } ///< Return the name of this attribute. + const char* Value() const { return value.c_str (); } ///< Return the value of this attribute. + const int IntValue() const; ///< Return the value of this attribute, converted to an integer. + const double DoubleValue() const; ///< Return the value of this attribute, converted to a double. + + /** QueryIntValue examines the value string. It is an alternative to the + IntValue() method with richer error checking. + If the value is an integer, it is stored in 'value' and + the call returns TIXML_SUCCESS. If it is not + an integer, it returns TIXML_WRONG_TYPE. + + A specialized but useful call. Note that for success it returns 0, + which is the opposite of almost all other TinyXml calls. + */ + int QueryIntValue( int* value ) const; + /// QueryDoubleValue examines the value string. See QueryIntValue(). + int QueryDoubleValue( double* value ) const; + + void SetName( const char* _name ) { name = _name; } ///< Set the name of this attribute. + void SetValue( const char* _value ) { value = _value; } ///< Set the value. + + void SetIntValue( int value ); ///< Set the value from an integer. + void SetDoubleValue( double value ); ///< Set the value from a double. + + #ifdef TIXML_USE_STL + /// STL std::string form. + void SetName( const std::string& _name ) + { + StringToBuffer buf( _name ); + SetName ( buf.buffer ? buf.buffer : "error" ); + } + /// STL std::string form. + void SetValue( const std::string& _value ) + { + StringToBuffer buf( _value ); + SetValue( buf.buffer ? buf.buffer : "error" ); + } + #endif + + /// Get the next sibling attribute in the DOM. Returns null at end. + const TiXmlAttribute* Next() const; + TiXmlAttribute* Next(); + /// Get the previous sibling attribute in the DOM. Returns null at beginning. + const TiXmlAttribute* Previous() const; + TiXmlAttribute* Previous(); + + bool operator==( const TiXmlAttribute& rhs ) const { return rhs.name == name; } + bool operator<( const TiXmlAttribute& rhs ) const { return name < rhs.name; } + bool operator>( const TiXmlAttribute& rhs ) const { return name > rhs.name; } + + /* Attribute parsing starts: first letter of the name + returns: the next char after the value end quote + */ + virtual const char* Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ); + + // Prints this Attribute to a FILE stream. + virtual void Print( FILE* cfile, int depth ) const; + + virtual void StreamOut( TIXML_OSTREAM * out ) const; + // [internal use] + // Set the document pointer so the attribute can report errors. + void SetDocument( TiXmlDocument* doc ) { document = doc; } + +private: + TiXmlAttribute( const TiXmlAttribute& ); // not implemented. + void operator=( const TiXmlAttribute& base ); // not allowed. + + TiXmlDocument* document; // A pointer back to a document, for error reporting. + TIXML_STRING name; + TIXML_STRING value; + TiXmlAttribute* prev; + TiXmlAttribute* next; +}; + + +/* A class used to manage a group of attributes. + It is only used internally, both by the ELEMENT and the DECLARATION. + + The set can be changed transparent to the Element and Declaration + classes that use it, but NOT transparent to the Attribute + which has to implement a next() and previous() method. Which makes + it a bit problematic and prevents the use of STL. + + This version is implemented with circular lists because: + - I like circular lists + - it demonstrates some independence from the (typical) doubly linked list. +*/ +class TiXmlAttributeSet +{ +public: + TiXmlAttributeSet(); + ~TiXmlAttributeSet(); + + void Add( TiXmlAttribute* attribute ); + void Remove( TiXmlAttribute* attribute ); + + const TiXmlAttribute* First() const { return ( sentinel.next == &sentinel ) ? 0 : sentinel.next; } + TiXmlAttribute* First() { return ( sentinel.next == &sentinel ) ? 0 : sentinel.next; } + const TiXmlAttribute* Last() const { return ( sentinel.prev == &sentinel ) ? 0 : sentinel.prev; } + TiXmlAttribute* Last() { return ( sentinel.prev == &sentinel ) ? 0 : sentinel.prev; } + + const TiXmlAttribute* Find( const char * name ) const; + TiXmlAttribute* Find( const char * name ); + +private: + //*ME: Because of hidden/disabled copy-construktor in TiXmlAttribute (sentinel-element), + //*ME: this class must be also use a hidden/disabled copy-constructor !!! + TiXmlAttributeSet( const TiXmlAttributeSet& ); // not allowed + void operator=( const TiXmlAttributeSet& ); // not allowed (as TiXmlAttribute) + + TiXmlAttribute sentinel; +}; + + +/** The element is a container class. It has a value, the element name, + and can contain other elements, text, comments, and unknowns. + Elements also contain an arbitrary number of attributes. +*/ +class TiXmlElement : public TiXmlNode +{ +public: + /// Construct an element. + TiXmlElement (const char * in_value); + + #ifdef TIXML_USE_STL + /// std::string constructor. + TiXmlElement( const std::string& _value ); + #endif + + TiXmlElement( const TiXmlElement& ); + + void operator=( const TiXmlElement& base ); + + virtual ~TiXmlElement(); + + /** Given an attribute name, Attribute() returns the value + for the attribute of that name, or null if none exists. + */ + const char* Attribute( const char* name ) const; + + /** Given an attribute name, Attribute() returns the value + for the attribute of that name, or null if none exists. + If the attribute exists and can be converted to an integer, + the integer value will be put in the return 'i', if 'i' + is non-null. + */ + const char* Attribute( const char* name, int* i ) const; + + /** Given an attribute name, Attribute() returns the value + for the attribute of that name, or null if none exists. + If the attribute exists and can be converted to an double, + the double value will be put in the return 'd', if 'd' + is non-null. + */ + const char* Attribute( const char* name, double* d ) const; + + /** QueryIntAttribute examines the attribute - it is an alternative to the + Attribute() method with richer error checking. + If the attribute is an integer, it is stored in 'value' and + the call returns TIXML_SUCCESS. If it is not + an integer, it returns TIXML_WRONG_TYPE. If the attribute + does not exist, then TIXML_NO_ATTRIBUTE is returned. + */ + int QueryIntAttribute( const char* name, int* value ) const; + /// QueryDoubleAttribute examines the attribute - see QueryIntAttribute(). + int QueryDoubleAttribute( const char* name, double* value ) const; + /// QueryFloatAttribute examines the attribute - see QueryIntAttribute(). + int QueryDoubleAttribute( const char* name, float* value ) const { + double d; + int result = QueryDoubleAttribute( name, &d ); + *value = (float)d; + return result; + } + + /** Sets an attribute of name to a given value. The attribute + will be created if it does not exist, or changed if it does. + */ + void SetAttribute( const char* name, const char * value ); + + #ifdef TIXML_USE_STL + const char* Attribute( const std::string& name ) const { return Attribute( name.c_str() ); } + const char* Attribute( const std::string& name, int* i ) const { return Attribute( name.c_str(), i ); } + const char* Attribute( const std::string& name, double* d ) const { return Attribute( name.c_str(), d ); } + int QueryIntAttribute( const std::string& name, int* value ) const { return QueryIntAttribute( name.c_str(), value ); } + int QueryDoubleAttribute( const std::string& name, double* value ) const { return QueryDoubleAttribute( name.c_str(), value ); } + + /// STL std::string form. + void SetAttribute( const std::string& name, const std::string& _value ) + { + StringToBuffer n( name ); + StringToBuffer v( _value ); + if ( n.buffer && v.buffer ) + SetAttribute (n.buffer, v.buffer ); + } + ///< STL std::string form. + void SetAttribute( const std::string& name, int _value ) + { + StringToBuffer n( name ); + if ( n.buffer ) + SetAttribute (n.buffer, _value); + } + #endif + + /** Sets an attribute of name to a given value. The attribute + will be created if it does not exist, or changed if it does. + */ + void SetAttribute( const char * name, int value ); + + /** Sets an attribute of name to a given value. The attribute + will be created if it does not exist, or changed if it does. + */ + void SetDoubleAttribute( const char * name, double value ); + + /** Deletes an attribute with the given name. + */ + void RemoveAttribute( const char * name ); + #ifdef TIXML_USE_STL + void RemoveAttribute( const std::string& name ) { RemoveAttribute (name.c_str ()); } ///< STL std::string form. + #endif + + const TiXmlAttribute* FirstAttribute() const { return attributeSet.First(); } ///< Access the first attribute in this element. + TiXmlAttribute* FirstAttribute() { return attributeSet.First(); } + const TiXmlAttribute* LastAttribute() const { return attributeSet.Last(); } ///< Access the last attribute in this element. + TiXmlAttribute* LastAttribute() { return attributeSet.Last(); } + + /// Creates a new Element and returns it - the returned element is a copy. + virtual TiXmlNode* Clone() const; + // Print the Element to a FILE stream. + virtual void Print( FILE* cfile, int depth ) const; + + /* Attribtue parsing starts: next char past '<' + returns: next char past '>' + */ + virtual const char* Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ); + +protected: + + void CopyTo( TiXmlElement* target ) const; + void ClearThis(); // like clear, but initializes 'this' object as well + + // Used to be public [internal use] + #ifdef TIXML_USE_STL + virtual void StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ); + #endif + virtual void StreamOut( TIXML_OSTREAM * out ) const; + + /* [internal use] + Reads the "value" of the element -- another element, or text. + This should terminate with the current end tag. + */ + const char* ReadValue( const char* in, TiXmlParsingData* prevData, TiXmlEncoding encoding ); + +private: + + TiXmlAttributeSet attributeSet; +}; + + +/** An XML comment. +*/ +class TiXmlComment : public TiXmlNode +{ +public: + /// Constructs an empty comment. + TiXmlComment() : TiXmlNode( TiXmlNode::COMMENT ) {} + TiXmlComment( const TiXmlComment& ); + void operator=( const TiXmlComment& base ); + + virtual ~TiXmlComment() {} + + /// Returns a copy of this Comment. + virtual TiXmlNode* Clone() const; + /// Write this Comment to a FILE stream. + virtual void Print( FILE* cfile, int depth ) const; + + /* Attribtue parsing starts: at the ! of the !-- + returns: next char past '>' + */ + virtual const char* Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ); + +protected: + void CopyTo( TiXmlComment* target ) const; + + // used to be public + #ifdef TIXML_USE_STL + virtual void StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ); + #endif + virtual void StreamOut( TIXML_OSTREAM * out ) const; + +private: + +}; + + +/** XML text. Contained in an element. +*/ +class TiXmlText : public TiXmlNode +{ + friend class TiXmlElement; +public: + /// Constructor. + TiXmlText (const char * initValue) : TiXmlNode (TiXmlNode::TEXT) + { + SetValue( initValue ); + } + virtual ~TiXmlText() {} + + #ifdef TIXML_USE_STL + /// Constructor. + TiXmlText( const std::string& initValue ) : TiXmlNode (TiXmlNode::TEXT) + { + SetValue( initValue ); + } + #endif + + TiXmlText( const TiXmlText& copy ) : TiXmlNode( TiXmlNode::TEXT ) { copy.CopyTo( this ); } + void operator=( const TiXmlText& base ) { base.CopyTo( this ); } + + /// Write this text object to a FILE stream. + virtual void Print( FILE* cfile, int depth ) const; + + virtual const char* Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ); + +protected : + /// [internal use] Creates a new Element and returns it. + virtual TiXmlNode* Clone() const; + void CopyTo( TiXmlText* target ) const; + + virtual void StreamOut ( TIXML_OSTREAM * out ) const; + bool Blank() const; // returns true if all white space and new lines + // [internal use] + #ifdef TIXML_USE_STL + virtual void StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ); + #endif + +private: +}; + + +/** In correct XML the declaration is the first entry in the file. + @verbatim + <?xml version="1.0" standalone="yes"?> + @endverbatim + + TinyXml will happily read or write files without a declaration, + however. There are 3 possible attributes to the declaration: + version, encoding, and standalone. + + Note: In this version of the code, the attributes are + handled as special cases, not generic attributes, simply + because there can only be at most 3 and they are always the same. +*/ +class TiXmlDeclaration : public TiXmlNode +{ +public: + /// Construct an empty declaration. + TiXmlDeclaration() : TiXmlNode( TiXmlNode::DECLARATION ) {} + +#ifdef TIXML_USE_STL + /// Constructor. + TiXmlDeclaration( const std::string& _version, + const std::string& _encoding, + const std::string& _standalone ); +#endif + + /// Construct. + TiXmlDeclaration( const char* _version, + const char* _encoding, + const char* _standalone ); + + TiXmlDeclaration( const TiXmlDeclaration& copy ); + void operator=( const TiXmlDeclaration& copy ); + + virtual ~TiXmlDeclaration() {} + + /// Version. Will return an empty string if none was found. + const char *Version() const { return version.c_str (); } + /// Encoding. Will return an empty string if none was found. + const char *Encoding() const { return encoding.c_str (); } + /// Is this a standalone document? + const char *Standalone() const { return standalone.c_str (); } + + /// Creates a copy of this Declaration and returns it. + virtual TiXmlNode* Clone() const; + /// Print this declaration to a FILE stream. + virtual void Print( FILE* cfile, int depth ) const; + + virtual const char* Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ); + +protected: + void CopyTo( TiXmlDeclaration* target ) const; + // used to be public + #ifdef TIXML_USE_STL + virtual void StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ); + #endif + virtual void StreamOut ( TIXML_OSTREAM * out) const; + +private: + + TIXML_STRING version; + TIXML_STRING encoding; + TIXML_STRING standalone; +}; + + +/** Any tag that tinyXml doesn't recognize is saved as an + unknown. It is a tag of text, but should not be modified. + It will be written back to the XML, unchanged, when the file + is saved. + + DTD tags get thrown into TiXmlUnknowns. +*/ +class TiXmlUnknown : public TiXmlNode +{ +public: + TiXmlUnknown() : TiXmlNode( TiXmlNode::UNKNOWN ) {} + virtual ~TiXmlUnknown() {} + + TiXmlUnknown( const TiXmlUnknown& copy ) : TiXmlNode( TiXmlNode::UNKNOWN ) { copy.CopyTo( this ); } + void operator=( const TiXmlUnknown& copy ) { copy.CopyTo( this ); } + + /// Creates a copy of this Unknown and returns it. + virtual TiXmlNode* Clone() const; + /// Print this Unknown to a FILE stream. + virtual void Print( FILE* cfile, int depth ) const; + + virtual const char* Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ); + +protected: + void CopyTo( TiXmlUnknown* target ) const; + + #ifdef TIXML_USE_STL + virtual void StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ); + #endif + virtual void StreamOut ( TIXML_OSTREAM * out ) const; + +private: + +}; + + +/** Always the top level node. A document binds together all the + XML pieces. It can be saved, loaded, and printed to the screen. + The 'value' of a document node is the xml file name. +*/ +class TiXmlDocument : public TiXmlNode +{ +public: + /// Create an empty document, that has no name. + TiXmlDocument(); + /// Create a document with a name. The name of the document is also the filename of the xml. + TiXmlDocument( const char * documentName ); + + #ifdef TIXML_USE_STL + /// Constructor. + TiXmlDocument( const std::string& documentName ); + #endif + + TiXmlDocument( const TiXmlDocument& copy ); + void operator=( const TiXmlDocument& copy ); + + virtual ~TiXmlDocument() {} + + /** Load a file using the current document value. + Returns true if successful. Will delete any existing + document data before loading. + */ + bool LoadFile( TiXmlEncoding encoding = TIXML_DEFAULT_ENCODING ); + /// Save a file using the current document value. Returns true if successful. + bool SaveFile() const; + /// Load a file using the given filename. Returns true if successful. + bool LoadFile( const char * filename, TiXmlEncoding encoding = TIXML_DEFAULT_ENCODING ); + /// Save a file using the given filename. Returns true if successful. + bool SaveFile( const char * filename ) const; + + #ifdef TIXML_USE_STL + bool LoadFile( const std::string& filename, TiXmlEncoding encoding = TIXML_DEFAULT_ENCODING ) ///< STL std::string version. + { + StringToBuffer f( filename ); + return ( f.buffer && LoadFile( f.buffer, encoding )); + } + bool SaveFile( const std::string& filename ) const ///< STL std::string version. + { + StringToBuffer f( filename ); + return ( f.buffer && SaveFile( f.buffer )); + } + #endif + + /** Parse the given null terminated block of xml data. Passing in an encoding to this + method (either TIXML_ENCODING_LEGACY or TIXML_ENCODING_UTF8 will force TinyXml + to use that encoding, regardless of what TinyXml might otherwise try to detect. + */ + virtual const char* Parse( const char* p, TiXmlParsingData* data = 0, TiXmlEncoding encoding = TIXML_DEFAULT_ENCODING ); + + /** Get the root element -- the only top level element -- of the document. + In well formed XML, there should only be one. TinyXml is tolerant of + multiple elements at the document level. + */ + const TiXmlElement* RootElement() const { return FirstChildElement(); } + TiXmlElement* RootElement() { return FirstChildElement(); } + + /** If an error occurs, Error will be set to true. Also, + - The ErrorId() will contain the integer identifier of the error (not generally useful) + - The ErrorDesc() method will return the name of the error. (very useful) + - The ErrorRow() and ErrorCol() will return the location of the error (if known) + */ + bool Error() const { return error; } + + /// Contains a textual (english) description of the error if one occurs. + const char * ErrorDesc() const { return errorDesc.c_str (); } + + /** Generally, you probably want the error string ( ErrorDesc() ). But if you + prefer the ErrorId, this function will fetch it. + */ + const int ErrorId() const { return errorId; } + + /** Returns the location (if known) of the error. The first column is column 1, + and the first row is row 1. A value of 0 means the row and column wasn't applicable + (memory errors, for example, have no row/column) or the parser lost the error. (An + error in the error reporting, in that case.) + + @sa SetTabSize, Row, Column + */ + int ErrorRow() { return errorLocation.row+1; } + int ErrorCol() { return errorLocation.col+1; } ///< The column where the error occured. See ErrorRow() + + /** By calling this method, with a tab size + greater than 0, the row and column of each node and attribute is stored + when the file is loaded. Very useful for tracking the DOM back in to + the source file. + + The tab size is required for calculating the location of nodes. If not + set, the default of 4 is used. The tabsize is set per document. Setting + the tabsize to 0 disables row/column tracking. + + Note that row and column tracking is not supported when using operator>>. + + The tab size needs to be enabled before the parse or load. Correct usage: + @verbatim + TiXmlDocument doc; + doc.SetTabSize( 8 ); + doc.Load( "myfile.xml" ); + @endverbatim + + @sa Row, Column + */ + void SetTabSize( int _tabsize ) { tabsize = _tabsize; } + + int TabSize() const { return tabsize; } + + /** If you have handled the error, it can be reset with this call. The error + state is automatically cleared if you Parse a new XML block. + */ + void ClearError() { error = false; + errorId = 0; + errorDesc = ""; + errorLocation.row = errorLocation.col = 0; + //errorLocation.last = 0; + } + + /** Dump the document to standard out. */ + void Print() const { Print( stdout, 0 ); } + + /// Print this Document to a FILE stream. + virtual void Print( FILE* cfile, int depth = 0 ) const; + // [internal use] + void SetError( int err, const char* errorLocation, TiXmlParsingData* prevData, TiXmlEncoding encoding ); + +protected : + virtual void StreamOut ( TIXML_OSTREAM * out) const; + // [internal use] + virtual TiXmlNode* Clone() const; + #ifdef TIXML_USE_STL + virtual void StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ); + #endif + +private: + void CopyTo( TiXmlDocument* target ) const; + + bool error; + int errorId; + TIXML_STRING errorDesc; + int tabsize; + TiXmlCursor errorLocation; +}; + + +/** + A TiXmlHandle is a class that wraps a node pointer with null checks; this is + an incredibly useful thing. Note that TiXmlHandle is not part of the TinyXml + DOM structure. It is a separate utility class. + + Take an example: + @verbatim + <Document> + <Element attributeA = "valueA"> + <Child attributeB = "value1" /> + <Child attributeB = "value2" /> + </Element> + <Document> + @endverbatim + + Assuming you want the value of "attributeB" in the 2nd "Child" element, it's very + easy to write a *lot* of code that looks like: + + @verbatim + TiXmlElement* root = document.FirstChildElement( "Document" ); + if ( root ) + { + TiXmlElement* element = root->FirstChildElement( "Element" ); + if ( element ) + { + TiXmlElement* child = element->FirstChildElement( "Child" ); + if ( child ) + { + TiXmlElement* child2 = child->NextSiblingElement( "Child" ); + if ( child2 ) + { + // Finally do something useful. + @endverbatim + + And that doesn't even cover "else" cases. TiXmlHandle addresses the verbosity + of such code. A TiXmlHandle checks for null pointers so it is perfectly safe + and correct to use: + + @verbatim + TiXmlHandle docHandle( &document ); + TiXmlElement* child2 = docHandle.FirstChild( "Document" ).FirstChild( "Element" ).Child( "Child", 1 ).Element(); + if ( child2 ) + { + // do something useful + @endverbatim + + Which is MUCH more concise and useful. + + It is also safe to copy handles - internally they are nothing more than node pointers. + @verbatim + TiXmlHandle handleCopy = handle; + @endverbatim + + What they should not be used for is iteration: + + @verbatim + int i=0; + while ( true ) + { + TiXmlElement* child = docHandle.FirstChild( "Document" ).FirstChild( "Element" ).Child( "Child", i ).Element(); + if ( !child ) + break; + // do something + ++i; + } + @endverbatim + + It seems reasonable, but it is in fact two embedded while loops. The Child method is + a linear walk to find the element, so this code would iterate much more than it needs + to. Instead, prefer: + + @verbatim + TiXmlElement* child = docHandle.FirstChild( "Document" ).FirstChild( "Element" ).FirstChild( "Child" ).Element(); + + for( child; child; child=child->NextSiblingElement() ) + { + // do something + } + @endverbatim +*/ +class TiXmlHandle +{ +public: + /// Create a handle from any node (at any depth of the tree.) This can be a null pointer. + TiXmlHandle( TiXmlNode* node ) { this->node = node; } + /// Copy constructor + TiXmlHandle( const TiXmlHandle& ref ) { this->node = ref.node; } + TiXmlHandle operator=( const TiXmlHandle& ref ) { this->node = ref.node; return *this; } + + /// Return a handle to the first child node. + TiXmlHandle FirstChild() const; + /// Return a handle to the first child node with the given name. + TiXmlHandle FirstChild( const char * value ) const; + /// Return a handle to the first child element. + TiXmlHandle FirstChildElement() const; + /// Return a handle to the first child element with the given name. + TiXmlHandle FirstChildElement( const char * value ) const; + + /** Return a handle to the "index" child with the given name. + The first child is 0, the second 1, etc. + */ + TiXmlHandle Child( const char* value, int index ) const; + /** Return a handle to the "index" child. + The first child is 0, the second 1, etc. + */ + TiXmlHandle Child( int index ) const; + /** Return a handle to the "index" child element with the given name. + The first child element is 0, the second 1, etc. Note that only TiXmlElements + are indexed: other types are not counted. + */ + TiXmlHandle ChildElement( const char* value, int index ) const; + /** Return a handle to the "index" child element. + The first child element is 0, the second 1, etc. Note that only TiXmlElements + are indexed: other types are not counted. + */ + TiXmlHandle ChildElement( int index ) const; + + #ifdef TIXML_USE_STL + TiXmlHandle FirstChild( const std::string& _value ) const { return FirstChild( _value.c_str() ); } + TiXmlHandle FirstChildElement( const std::string& _value ) const { return FirstChildElement( _value.c_str() ); } + + TiXmlHandle Child( const std::string& _value, int index ) const { return Child( _value.c_str(), index ); } + TiXmlHandle ChildElement( const std::string& _value, int index ) const { return ChildElement( _value.c_str(), index ); } + #endif + + /// Return the handle as a TiXmlNode. This may return null. + TiXmlNode* Node() const { return node; } + /// Return the handle as a TiXmlElement. This may return null. + TiXmlElement* Element() const { return ( ( node && node->ToElement() ) ? node->ToElement() : 0 ); } + /// Return the handle as a TiXmlText. This may return null. + TiXmlText* Text() const { return ( ( node && node->ToText() ) ? node->ToText() : 0 ); } + /// Return the handle as a TiXmlUnknown. This may return null; + TiXmlUnknown* Unknown() const { return ( ( node && node->ToUnknown() ) ? node->ToUnknown() : 0 ); } + +private: + TiXmlNode* node; +}; + +#ifdef _MSC_VER +#pragma warning( default : 4530 ) +#pragma warning( default : 4786 ) +#endif + +#endif + diff --git a/PDContainer/tinyxml/tinyxmlerror.cpp b/PDContainer/tinyxml/tinyxmlerror.cpp new file mode 100755 index 0000000..b04add7 --- /dev/null +++ b/PDContainer/tinyxml/tinyxmlerror.cpp @@ -0,0 +1,51 @@ +/* +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 "tinyxml.h" + +// The goal of the seperate error file is to make the first +// step towards localization. tinyxml (currently) only supports +// latin-1, but at least the error messages could now be translated. +// +// It also cleans up the code a bit. +// + +const char* TiXmlBase::errorString[ TIXML_ERROR_STRING_COUNT ] = +{ + "No error", + "Error", + "Failed to open file", + "Memory allocation failed.", + "Error parsing Element.", + "Failed to read Element name", + "Error reading Element value.", + "Error reading Attributes.", + "Error: empty tag.", + "Error reading end tag.", + "Error parsing Unknown.", + "Error parsing Comment.", + "Error parsing Declaration.", + "Error document empty.", + "Error null (0) or unexpected EOF found in input stream.", +}; diff --git a/PDContainer/tinyxml/tinyxmlparser.cpp b/PDContainer/tinyxml/tinyxmlparser.cpp new file mode 100755 index 0000000..56917b6 --- /dev/null +++ b/PDContainer/tinyxml/tinyxmlparser.cpp @@ -0,0 +1,1508 @@ +/* +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 "tinyxml.h" +#include <ctype.h> +#include <stddef.h> + +//#define DEBUG_PARSER + +// Note tha "PutString" hardcodes the same list. This +// is less flexible than it appears. Changing the entries +// or order will break putstring. +TiXmlBase::Entity TiXmlBase::entity[ NUM_ENTITY ] = +{ + { "&", 5, '&' }, + { "<", 4, '<' }, + { ">", 4, '>' }, + { """, 6, '\"' }, + { "'", 6, '\'' } +}; + +// Bunch of unicode info at: +// http://www.unicode.org/faq/utf_bom.html +// Including the basic of this table, which determines the #bytes in the +// sequence from the lead byte. 1 placed for invalid sequences -- +// although the result will be junk, pass it through as much as possible. +// Beware of the non-characters in UTF-8: +// ef bb bf (Microsoft "lead bytes") +// ef bf be +// ef bf bf + +const unsigned char TIXML_UTF_LEAD_0 = 0xefU; +const unsigned char TIXML_UTF_LEAD_1 = 0xbbU; +const unsigned char TIXML_UTF_LEAD_2 = 0xbfU; + +const int TiXmlBase::utf8ByteTable[256] = +{ + // 0 1 2 3 4 5 6 7 8 9 a b c d e f + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x00 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x10 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x20 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x30 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x40 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x50 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x60 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x70 End of ASCII range + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x80 0x80 to 0xc1 invalid + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x90 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0xa0 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0xb0 + 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, // 0xc0 0xc2 to 0xdf 2 byte + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, // 0xd0 + 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, // 0xe0 0xe0 to 0xef 3 byte + 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 // 0xf0 0xf0 to 0xf4 4 byte, 0xf5 and higher invalid +}; + + +void TiXmlBase::ConvertUTF32ToUTF8( unsigned long input, char* output, int* length ) +{ + const unsigned long BYTE_MASK = 0xBF; + const unsigned long BYTE_MARK = 0x80; + const unsigned long FIRST_BYTE_MARK[7] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC }; + + if (input < 0x80) + *length = 1; + else if ( input < 0x800 ) + *length = 2; + else if ( input < 0x10000 ) + *length = 3; + else if ( input < 0x200000 ) + *length = 4; + else + { *length = 0; return; } // This code won't covert this correctly anyway. + + output += *length; + + // Scary scary fall throughs. + switch (*length) + { + case 4: + --output; + *output = (char)((input | BYTE_MARK) & BYTE_MASK); + input >>= 6; + case 3: + --output; + *output = (char)((input | BYTE_MARK) & BYTE_MASK); + input >>= 6; + case 2: + --output; + *output = (char)((input | BYTE_MARK) & BYTE_MASK); + input >>= 6; + case 1: + --output; + *output = (char)(input | FIRST_BYTE_MARK[*length]); + } +} + + +/*static*/ int TiXmlBase::IsAlpha( unsigned char anyByte, TiXmlEncoding /*encoding*/ ) +{ + // This will only work for low-ascii, everything else is assumed to be a valid + // letter. I'm not sure this is the best approach, but it is quite tricky trying + // to figure out alhabetical vs. not across encoding. So take a very + // conservative approach. + +// if ( encoding == TIXML_ENCODING_UTF8 ) +// { + if ( anyByte < 127 ) + return isalpha( anyByte ); + else + return 1; // What else to do? The unicode set is huge...get the english ones right. +// } +// else +// { +// return isalpha( anyByte ); +// } +} + + +/*static*/ int TiXmlBase::IsAlphaNum( unsigned char anyByte, TiXmlEncoding /*encoding*/ ) +{ + // This will only work for low-ascii, everything else is assumed to be a valid + // letter. I'm not sure this is the best approach, but it is quite tricky trying + // to figure out alhabetical vs. not across encoding. So take a very + // conservative approach. + +// if ( encoding == TIXML_ENCODING_UTF8 ) +// { + if ( anyByte < 127 ) + return isalnum( anyByte ); + else + return 1; // What else to do? The unicode set is huge...get the english ones right. +// } +// else +// { +// return isalnum( anyByte ); +// } +} + + +class TiXmlParsingData +{ + friend class TiXmlDocument; + public: + void Stamp( const char* now, TiXmlEncoding encoding ); + + const TiXmlCursor& Cursor() { return cursor; } + + private: + // Only used by the document! + TiXmlParsingData( const char* start, int _tabsize, int row, int col ) + { + assert( start ); + stamp = start; + tabsize = _tabsize; + cursor.row = row; + cursor.col = col; + } + + TiXmlCursor cursor; + const char* stamp; + int tabsize; +}; + + +void TiXmlParsingData::Stamp( const char* now, TiXmlEncoding encoding ) +{ + assert( now ); + + // Do nothing if the tabsize is 0. + if ( tabsize < 1 ) + { + return; + } + + // Get the current row, column. + int row = cursor.row; + int col = cursor.col; + const char* p = stamp; + assert( p ); + + while ( p < now ) + { + // Treat p as unsigned, so we have a happy compiler. + const unsigned char* pU = (const unsigned char*)p; + + // Code contributed by Fletcher Dunn: (modified by lee) + switch (*pU) { + case 0: + // We *should* never get here, but in case we do, don't + // advance past the terminating null character, ever + return; + + case '\r': + // bump down to the next line + ++row; + col = 0; + // Eat the character + ++p; + + // Check for \r\n sequence, and treat this as a single character + if (*p == '\n') { + ++p; + } + break; + + case '\n': + // bump down to the next line + ++row; + col = 0; + + // Eat the character + ++p; + + // Check for \n\r sequence, and treat this as a single + // character. (Yes, this bizarre thing does occur still + // on some arcane platforms...) + if (*p == '\r') { + ++p; + } + break; + + case '\t': + // Eat the character + ++p; + + // Skip to next tab stop + col = (col / tabsize + 1) * tabsize; + break; + + case TIXML_UTF_LEAD_0: + if ( encoding == TIXML_ENCODING_UTF8 ) + { + if ( *(p+1) && *(p+2) ) + { + // In these cases, don't advance the column. These are + // 0-width spaces. + if ( *(pU+1)==TIXML_UTF_LEAD_1 && *(pU+2)==TIXML_UTF_LEAD_2 ) + p += 3; + else if ( *(pU+1)==0xbfU && *(pU+2)==0xbeU ) + p += 3; + else if ( *(pU+1)==0xbfU && *(pU+2)==0xbfU ) + p += 3; + else + { p +=3; ++col; } // A normal character. + } + } + else + { + ++p; + ++col; + } + break; + + default: + if ( encoding == TIXML_ENCODING_UTF8 ) + { + // Eat the 1 to 4 byte utf8 character. + int step = TiXmlBase::utf8ByteTable[*((unsigned char*)p)]; + if ( step == 0 ) + step = 1; // Error case from bad encoding, but handle gracefully. + p += step; + + // Just advance one column, of course. + ++col; + } + else + { + ++p; + ++col; + } + break; + } + } + cursor.row = row; + cursor.col = col; + assert( cursor.row >= -1 ); + assert( cursor.col >= -1 ); + stamp = p; + assert( stamp ); +} + + +const char* TiXmlBase::SkipWhiteSpace( const char* p, TiXmlEncoding encoding ) +{ + if ( !p || !*p ) + { + return 0; + } + if ( encoding == TIXML_ENCODING_UTF8 ) + { + while ( *p ) + { + const unsigned char* pU = (const unsigned char*)p; + + // Skip the stupid Microsoft UTF-8 Byte order marks + if ( *(pU+0)==TIXML_UTF_LEAD_0 + && *(pU+1)==TIXML_UTF_LEAD_1 + && *(pU+2)==TIXML_UTF_LEAD_2 ) + { + p += 3; + continue; + } + else if(*(pU+0)==TIXML_UTF_LEAD_0 + && *(pU+1)==0xbfU + && *(pU+2)==0xbeU ) + { + p += 3; + continue; + } + else if(*(pU+0)==TIXML_UTF_LEAD_0 + && *(pU+1)==0xbfU + && *(pU+2)==0xbfU ) + { + p += 3; + continue; + } + + if ( IsWhiteSpace( *p ) || *p == '\n' || *p =='\r' ) // Still using old rules for white space. + ++p; + else + break; + } + } + else + { + while ( *p && IsWhiteSpace( *p ) || *p == '\n' || *p =='\r' ) + ++p; + } + + return p; +} + +#ifdef TIXML_USE_STL +/*static*/ bool TiXmlBase::StreamWhiteSpace( TIXML_ISTREAM * in, TIXML_STRING * tag ) +{ + for( ;; ) + { + if ( !in->good() ) return false; + + int c = in->peek(); + // At this scope, we can't get to a document. So fail silently. + if ( !IsWhiteSpace( c ) || c <= 0 ) + return true; + + *tag += (char) in->get(); + } +} + +/*static*/ bool TiXmlBase::StreamTo( TIXML_ISTREAM * in, int character, TIXML_STRING * tag ) +{ + //assert( character > 0 && character < 128 ); // else it won't work in utf-8 + while ( in->good() ) + { + int c = in->peek(); + if ( c == character ) + return true; + if ( c <= 0 ) // Silent failure: can't get document at this scope + return false; + + in->get(); + *tag += (char) c; + } + return false; +} +#endif + +const char* TiXmlBase::ReadName( const char* p, TIXML_STRING * name, TiXmlEncoding encoding ) +{ + *name = ""; + assert( p ); + + // Names start with letters or underscores. + // Of course, in unicode, tinyxml has no idea what a letter *is*. The + // algorithm is generous. + // + // After that, they can be letters, underscores, numbers, + // hyphens, or colons. (Colons are valid ony for namespaces, + // but tinyxml can't tell namespaces from names.) + if ( p && *p + && ( IsAlpha( (unsigned char) *p, encoding ) || *p == '_' ) ) + { + while( p && *p + && ( IsAlphaNum( (unsigned char ) *p, encoding ) + || *p == '_' + || *p == '-' + || *p == '.' + || *p == ':' ) ) + { + (*name) += *p; + ++p; + } + return p; + } + return 0; +} + +const char* TiXmlBase::GetEntity( const char* p, char* value, int* length, TiXmlEncoding encoding ) +{ + // Presume an entity, and pull it out. + TIXML_STRING ent; + int i; + *length = 0; + + if ( *(p+1) && *(p+1) == '#' && *(p+2) ) + { + unsigned long ucs = 0; + ptrdiff_t delta = 0; + unsigned mult = 1; + + if ( *(p+2) == 'x' ) + { + // Hexadecimal. + if ( !*(p+3) ) return 0; + + const char* q = p+3; + q = strchr( q, ';' ); + + if ( !q || !*q ) return 0; + + delta = q-p; + --q; + + while ( *q != 'x' ) + { + if ( *q >= '0' && *q <= '9' ) + ucs += mult * (*q - '0'); + else if ( *q >= 'a' && *q <= 'f' ) + ucs += mult * (*q - 'a' + 10); + else if ( *q >= 'A' && *q <= 'F' ) + ucs += mult * (*q - 'A' + 10 ); + else + return 0; + mult *= 16; + --q; + } + } + else + { + // Decimal. + if ( !*(p+2) ) return 0; + + const char* q = p+2; + q = strchr( q, ';' ); + + if ( !q || !*q ) return 0; + + delta = q-p; + --q; + + while ( *q != '#' ) + { + if ( *q >= '0' && *q <= '9' ) + ucs += mult * (*q - '0'); + else + return 0; + mult *= 10; + --q; + } + } + if ( encoding == TIXML_ENCODING_UTF8 ) + { + // convert the UCS to UTF-8 + ConvertUTF32ToUTF8( ucs, value, length ); + } + else + { + *value = (char)ucs; + *length = 1; + } + return p + delta + 1; + } + + // Now try to match it. + for( i=0; i<NUM_ENTITY; ++i ) + { + if ( strncmp( entity[i].str, p, entity[i].strLength ) == 0 ) + { + assert( strlen( entity[i].str ) == entity[i].strLength ); + *value = entity[i].chr; + *length = 1; + return ( p + entity[i].strLength ); + } + } + + // So it wasn't an entity, its unrecognized, or something like that. + *value = *p; // Don't put back the last one, since we return it! + return p+1; +} + + +bool TiXmlBase::StringEqual( const char* p, + const char* tag, + bool ignoreCase, + TiXmlEncoding encoding ) +{ + assert( p ); + assert( tag ); + if ( !p || !*p ) + { + assert( 0 ); + return false; + } + + const char* q = p; + + if ( ignoreCase ) + { + while ( *q && *tag && ToLower( *q, encoding ) == ToLower( *tag, encoding ) ) + { + ++q; + ++tag; + } + + if ( *tag == 0 ) + return true; + } + else + { + while ( *q && *tag && *q == *tag ) + { + ++q; + ++tag; + } + + if ( *tag == 0 ) // Have we found the end of the tag, and everything equal? + return true; + } + return false; +} + +const char* TiXmlBase::ReadText( const char* p, + TIXML_STRING * text, + bool trimWhiteSpace, + const char* endTag, + bool caseInsensitive, + TiXmlEncoding encoding ) +{ + *text = ""; + if ( !trimWhiteSpace // certain tags always keep whitespace + || !condenseWhiteSpace ) // if true, whitespace is always kept + { + // Keep all the white space. + while ( p && *p + && !StringEqual( p, endTag, caseInsensitive, encoding ) + ) + { + int len; + char cArr[4] = { 0, 0, 0, 0 }; + p = GetChar( p, cArr, &len, encoding ); + text->append( cArr, len ); + } + } + else + { + bool whitespace = false; + + // Remove leading white space: + p = SkipWhiteSpace( p, encoding ); + while ( p && *p + && !StringEqual( p, endTag, caseInsensitive, encoding ) ) + { + if ( *p == '\r' || *p == '\n' ) + { + whitespace = true; + ++p; + } + else if ( IsWhiteSpace( *p ) ) + { + whitespace = true; + ++p; + } + else + { + // If we've found whitespace, add it before the + // new character. Any whitespace just becomes a space. + if ( whitespace ) + { + (*text) += ' '; + whitespace = false; + } + int len; + char cArr[4] = { 0, 0, 0, 0 }; + p = GetChar( p, cArr, &len, encoding ); + if ( len == 1 ) + (*text) += cArr[0]; // more efficient + else + text->append( cArr, len ); + } + } + } + return p + strlen( endTag ); +} + +#ifdef TIXML_USE_STL + +void TiXmlDocument::StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ) +{ + // The basic issue with a document is that we don't know what we're + // streaming. Read something presumed to be a tag (and hope), then + // identify it, and call the appropriate stream method on the tag. + // + // This "pre-streaming" will never read the closing ">" so the + // sub-tag can orient itself. + + if ( !StreamTo( in, '<', tag ) ) + { + SetError( TIXML_ERROR_PARSING_EMPTY, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + + while ( in->good() ) + { + int tagIndex = (int) tag->length(); + while ( in->good() && in->peek() != '>' ) + { + int c = in->get(); + if ( c <= 0 ) + { + SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + break; + } + (*tag) += (char) c; + } + + if ( in->good() ) + { + // We now have something we presume to be a node of + // some sort. Identify it, and call the node to + // continue streaming. + TiXmlNode* node = Identify( tag->c_str() + tagIndex, TIXML_DEFAULT_ENCODING ); + + if ( node ) + { + node->StreamIn( in, tag ); + bool isElement = node->ToElement() != 0; + delete node; + node = 0; + + // If this is the root element, we're done. Parsing will be + // done by the >> operator. + if ( isElement ) + { + return; + } + } + else + { + SetError( TIXML_ERROR, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + } + } + // We should have returned sooner. + SetError( TIXML_ERROR, 0, 0, TIXML_ENCODING_UNKNOWN ); +} + +#endif + +const char* TiXmlDocument::Parse( const char* p, TiXmlParsingData* prevData, TiXmlEncoding encoding ) +{ + ClearError(); + + // Parse away, at the document level. Since a document + // contains nothing but other tags, most of what happens + // here is skipping white space. + if ( !p || !*p ) + { + SetError( TIXML_ERROR_DOCUMENT_EMPTY, 0, 0, TIXML_ENCODING_UNKNOWN ); + return 0; + } + + // Note that, for a document, this needs to come + // before the while space skip, so that parsing + // starts from the pointer we are given. + location.Clear(); + if ( prevData ) + { + location.row = prevData->cursor.row; + location.col = prevData->cursor.col; + } + else + { + location.row = 0; + location.col = 0; + } + TiXmlParsingData data( p, TabSize(), location.row, location.col ); + location = data.Cursor(); + + if ( encoding == TIXML_ENCODING_UNKNOWN ) + { + // Check for the Microsoft UTF-8 lead bytes. + const unsigned char* pU = (const unsigned char*)p; + if ( *(pU+0) && *(pU+0) == TIXML_UTF_LEAD_0 + && *(pU+1) && *(pU+1) == TIXML_UTF_LEAD_1 + && *(pU+2) && *(pU+2) == TIXML_UTF_LEAD_2 ) + { + encoding = TIXML_ENCODING_UTF8; + } + } + + p = SkipWhiteSpace( p, encoding ); + if ( !p ) + { + SetError( TIXML_ERROR_DOCUMENT_EMPTY, 0, 0, TIXML_ENCODING_UNKNOWN ); + return 0; + } + + while ( p && *p ) + { + TiXmlNode* node = Identify( p, encoding ); + if ( node ) + { + p = node->Parse( p, &data, encoding ); + LinkEndChild( node ); + } + else + { + break; + } + + // Did we get encoding info? + if ( encoding == TIXML_ENCODING_UNKNOWN + && node->ToDeclaration() ) + { + TiXmlDeclaration* dec = node->ToDeclaration(); + const char* enc = dec->Encoding(); + assert( enc ); + + if ( *enc == 0 ) + encoding = TIXML_ENCODING_UTF8; + else if ( StringEqual( enc, "UTF-8", true, TIXML_ENCODING_UNKNOWN ) ) + encoding = TIXML_ENCODING_UTF8; + else if ( StringEqual( enc, "UTF8", true, TIXML_ENCODING_UNKNOWN ) ) + encoding = TIXML_ENCODING_UTF8; // incorrect, but be nice + else + encoding = TIXML_ENCODING_LEGACY; + } + + p = SkipWhiteSpace( p, encoding ); + } + + // Was this empty? + if ( !firstChild ) { + SetError( TIXML_ERROR_DOCUMENT_EMPTY, 0, 0, encoding ); + return 0; + } + + // All is well. + return p; +} + +void TiXmlDocument::SetError( int err, const char* pError, TiXmlParsingData* data, TiXmlEncoding encoding ) +{ + // The first error in a chain is more accurate - don't set again! + if ( error ) + return; + + assert( err > 0 && err < TIXML_ERROR_STRING_COUNT ); + error = true; + errorId = err; + errorDesc = errorString[ errorId ]; + + errorLocation.Clear(); + if ( pError && data ) + { + //TiXmlParsingData data( pError, prevData ); + data->Stamp( pError, encoding ); + errorLocation = data->Cursor(); + } +} + + +TiXmlNode* TiXmlNode::Identify( const char* p, TiXmlEncoding encoding ) +{ + TiXmlNode* returnNode = 0; + + p = SkipWhiteSpace( p, encoding ); + if( !p || !*p || *p != '<' ) + { + return 0; + } + + TiXmlDocument* doc = GetDocument(); + p = SkipWhiteSpace( p, encoding ); + + if ( !p || !*p ) + { + return 0; + } + + // What is this thing? + // - Elements start with a letter or underscore, but xml is reserved. + // - Comments: <!-- + // - Decleration: <?xml + // - Everthing else is unknown to tinyxml. + // + + const char* xmlHeader = { "<?xml" }; + const char* commentHeader = { "<!--" }; + const char* dtdHeader = { "<!" }; + + if ( StringEqual( p, xmlHeader, true, encoding ) ) + { + #ifdef DEBUG_PARSER + TIXML_LOG( "XML parsing Declaration\n" ); + #endif + returnNode = new TiXmlDeclaration(); + } + else if ( StringEqual( p, commentHeader, false, encoding ) ) + { + #ifdef DEBUG_PARSER + TIXML_LOG( "XML parsing Comment\n" ); + #endif + returnNode = new TiXmlComment(); + } + else if ( StringEqual( p, dtdHeader, false, encoding ) ) + { + #ifdef DEBUG_PARSER + TIXML_LOG( "XML parsing Unknown(1)\n" ); + #endif + returnNode = new TiXmlUnknown(); + } + else if ( IsAlpha( *(p+1), encoding ) + || *(p+1) == '_' ) + { + #ifdef DEBUG_PARSER + TIXML_LOG( "XML parsing Element\n" ); + #endif + returnNode = new TiXmlElement( "" ); + } + else + { + #ifdef DEBUG_PARSER + TIXML_LOG( "XML parsing Unknown(2)\n" ); + #endif + returnNode = new TiXmlUnknown(); + } + + if ( returnNode ) + { + // Set the parent, so it can report errors + returnNode->parent = this; + } + else + { + if ( doc ) + doc->SetError( TIXML_ERROR_OUT_OF_MEMORY, 0, 0, TIXML_ENCODING_UNKNOWN ); + } + return returnNode; +} + +#ifdef TIXML_USE_STL + +void TiXmlElement::StreamIn (TIXML_ISTREAM * in, TIXML_STRING * tag) +{ + // We're called with some amount of pre-parsing. That is, some of "this" + // element is in "tag". Go ahead and stream to the closing ">" + while( in->good() ) + { + int c = in->get(); + if ( c <= 0 ) + { + TiXmlDocument* document = GetDocument(); + if ( document ) + document->SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + (*tag) += (char) c ; + + if ( c == '>' ) + break; + } + + if ( tag->length() < 3 ) return; + + // Okay...if we are a "/>" tag, then we're done. We've read a complete tag. + // If not, identify and stream. + + if ( tag->at( tag->length() - 1 ) == '>' + && tag->at( tag->length() - 2 ) == '/' ) + { + // All good! + return; + } + else if ( tag->at( tag->length() - 1 ) == '>' ) + { + // There is more. Could be: + // text + // closing tag + // another node. + for ( ;; ) + { + StreamWhiteSpace( in, tag ); + + // Do we have text? + if ( in->good() && in->peek() != '<' ) + { + // Yep, text. + TiXmlText text( "" ); + text.StreamIn( in, tag ); + + // What follows text is a closing tag or another node. + // Go around again and figure it out. + continue; + } + + // We now have either a closing tag...or another node. + // We should be at a "<", regardless. + if ( !in->good() ) return; + assert( in->peek() == '<' ); + int tagIndex = tag->length(); + + bool closingTag = false; + bool firstCharFound = false; + + for( ;; ) + { + if ( !in->good() ) + return; + + int c = in->peek(); + if ( c <= 0 ) + { + TiXmlDocument* document = GetDocument(); + if ( document ) + document->SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + + if ( c == '>' ) + break; + + *tag += (char) c; + in->get(); + + if ( !firstCharFound && c != '<' && !IsWhiteSpace( c ) ) + { + firstCharFound = true; + if ( c == '/' ) + closingTag = true; + } + } + // If it was a closing tag, then read in the closing '>' to clean up the input stream. + // If it was not, the streaming will be done by the tag. + if ( closingTag ) + { + if ( !in->good() ) + return; + + int c = in->get(); + if ( c <= 0 ) + { + TiXmlDocument* document = GetDocument(); + if ( document ) + document->SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + assert( c == '>' ); + *tag += (char) c; + + // We are done, once we've found our closing tag. + return; + } + else + { + // If not a closing tag, id it, and stream. + const char* tagloc = tag->c_str() + tagIndex; + TiXmlNode* node = Identify( tagloc, TIXML_DEFAULT_ENCODING ); + if ( !node ) + return; + node->StreamIn( in, tag ); + delete node; + node = 0; + + // No return: go around from the beginning: text, closing tag, or node. + } + } + } +} +#endif + +const char* TiXmlElement::Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ) +{ + p = SkipWhiteSpace( p, encoding ); + TiXmlDocument* document = GetDocument(); + + if ( !p || !*p ) + { + if ( document ) document->SetError( TIXML_ERROR_PARSING_ELEMENT, 0, 0, encoding ); + return 0; + } + +// TiXmlParsingData data( p, prevData ); + if ( data ) + { + data->Stamp( p, encoding ); + location = data->Cursor(); + } + + if ( *p != '<' ) + { + if ( document ) document->SetError( TIXML_ERROR_PARSING_ELEMENT, p, data, encoding ); + return 0; + } + + p = SkipWhiteSpace( p+1, encoding ); + + // Read the name. + const char* pErr = p; + + p = ReadName( p, &value, encoding ); + if ( !p || !*p ) + { + if ( document ) document->SetError( TIXML_ERROR_FAILED_TO_READ_ELEMENT_NAME, pErr, data, encoding ); + return 0; + } + + TIXML_STRING endTag ("</"); + endTag += value; + endTag += ">"; + + // Check for and read attributes. Also look for an empty + // tag or an end tag. + while ( p && *p ) + { + pErr = p; + p = SkipWhiteSpace( p, encoding ); + if ( !p || !*p ) + { + if ( document ) document->SetError( TIXML_ERROR_READING_ATTRIBUTES, pErr, data, encoding ); + return 0; + } + if ( *p == '/' ) + { + ++p; + // Empty tag. + if ( *p != '>' ) + { + if ( document ) document->SetError( TIXML_ERROR_PARSING_EMPTY, p, data, encoding ); + return 0; + } + return (p+1); + } + else if ( *p == '>' ) + { + // Done with attributes (if there were any.) + // Read the value -- which can include other + // elements -- read the end tag, and return. + ++p; + p = ReadValue( p, data, encoding ); // Note this is an Element method, and will set the error if one happens. + if ( !p || !*p ) + return 0; + + // We should find the end tag now + if ( StringEqual( p, endTag.c_str(), false, encoding ) ) + { + p += endTag.length(); + return p; + } + else + { + if ( document ) document->SetError( TIXML_ERROR_READING_END_TAG, p, data, encoding ); + return 0; + } + } + else + { + // Try to read an attribute: + TiXmlAttribute* attrib = new TiXmlAttribute(); + if ( !attrib ) + { + if ( document ) document->SetError( TIXML_ERROR_OUT_OF_MEMORY, pErr, data, encoding ); + return 0; + } + + attrib->SetDocument( document ); + const char* pErr = p; + p = attrib->Parse( p, data, encoding ); + + if ( !p || !*p ) + { + if ( document ) document->SetError( TIXML_ERROR_PARSING_ELEMENT, pErr, data, encoding ); + delete attrib; + return 0; + } + + // Handle the strange case of double attributes: + TiXmlAttribute* node = attributeSet.Find( attrib->Name() ); + if ( node ) + { + node->SetValue( attrib->Value() ); + delete attrib; + return 0; + } + + attributeSet.Add( attrib ); + } + } + return p; +} + + +const char* TiXmlElement::ReadValue( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ) +{ + TiXmlDocument* document = GetDocument(); + + const char* pWithWhiteSpace = p; + // Read in text and elements in any order. + p = SkipWhiteSpace( p, encoding ); + while ( p && *p ) + { + if ( *p != '<' ) + { + // Take what we have, make a text element. + TiXmlText* textNode = new TiXmlText( "" ); + + if ( !textNode ) + { + if ( document ) document->SetError( TIXML_ERROR_OUT_OF_MEMORY, 0, 0, encoding ); + return 0; + } + + if ( TiXmlBase::IsWhiteSpaceCondensed() ) + { + p = textNode->Parse( p, data, encoding ); + } + else + { + // Special case: we want to keep the white space + // so that leading spaces aren't removed. + p = textNode->Parse( pWithWhiteSpace, data, encoding ); + } + + if ( !textNode->Blank() ) + LinkEndChild( textNode ); + else + delete textNode; + } + else + { + // We hit a '<' + // Have we hit a new element or an end tag? + if ( StringEqual( p, "</", false, encoding ) ) + { + return p; + } + else + { + TiXmlNode* node = Identify( p, encoding ); + if ( node ) + { + p = node->Parse( p, data, encoding ); + LinkEndChild( node ); + } + else + { + return 0; + } + } + } + p = SkipWhiteSpace( p, encoding ); + } + + if ( !p ) + { + if ( document ) document->SetError( TIXML_ERROR_READING_ELEMENT_VALUE, 0, 0, encoding ); + } + return p; +} + + +#ifdef TIXML_USE_STL +void TiXmlUnknown::StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ) +{ + while ( in->good() ) + { + int c = in->get(); + if ( c <= 0 ) + { + TiXmlDocument* document = GetDocument(); + if ( document ) + document->SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + (*tag) += (char) c; + + if ( c == '>' ) + { + // All is well. + return; + } + } +} +#endif + + +const char* TiXmlUnknown::Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ) +{ + TiXmlDocument* document = GetDocument(); + p = SkipWhiteSpace( p, encoding ); + +// TiXmlParsingData data( p, prevData ); + if ( data ) + { + data->Stamp( p, encoding ); + location = data->Cursor(); + } + if ( !p || !*p || *p != '<' ) + { + if ( document ) document->SetError( TIXML_ERROR_PARSING_UNKNOWN, p, data, encoding ); + return 0; + } + ++p; + value = ""; + + while ( p && *p && *p != '>' ) + { + value += *p; + ++p; + } + + if ( !p ) + { + if ( document ) document->SetError( TIXML_ERROR_PARSING_UNKNOWN, 0, 0, encoding ); + } + if ( *p == '>' ) + return p+1; + return p; +} + +#ifdef TIXML_USE_STL +void TiXmlComment::StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ) +{ + while ( in->good() ) + { + int c = in->get(); + if ( c <= 0 ) + { + TiXmlDocument* document = GetDocument(); + if ( document ) + document->SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + + (*tag) += (char) c; + + if ( c == '>' + && tag->at( tag->length() - 2 ) == '-' + && tag->at( tag->length() - 3 ) == '-' ) + { + // All is well. + return; + } + } +} +#endif + + +const char* TiXmlComment::Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ) +{ + TiXmlDocument* document = GetDocument(); + value = ""; + + p = SkipWhiteSpace( p, encoding ); + +// TiXmlParsingData data( p, prevData ); + if ( data ) + { + data->Stamp( p, encoding ); + location = data->Cursor(); + } + const char* startTag = "<!--"; + const char* endTag = "-->"; + + if ( !StringEqual( p, startTag, false, encoding ) ) + { + document->SetError( TIXML_ERROR_PARSING_COMMENT, p, data, encoding ); + return 0; + } + p += strlen( startTag ); + p = ReadText( p, &value, false, endTag, false, encoding ); + return p; +} + + +const char* TiXmlAttribute::Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ) +{ + p = SkipWhiteSpace( p, encoding ); + if ( !p || !*p ) return 0; + + int tabsize = 4; + if ( document ) + tabsize = document->TabSize(); + +// TiXmlParsingData data( p, prevData ); + if ( data ) + { + data->Stamp( p, encoding ); + location = data->Cursor(); + } + // Read the name, the '=' and the value. + const char* pErr = p; + p = ReadName( p, &name, encoding ); + if ( !p || !*p ) + { + if ( document ) document->SetError( TIXML_ERROR_READING_ATTRIBUTES, pErr, data, encoding ); + return 0; + } + p = SkipWhiteSpace( p, encoding ); + if ( !p || !*p || *p != '=' ) + { + if ( document ) document->SetError( TIXML_ERROR_READING_ATTRIBUTES, p, data, encoding ); + return 0; + } + + ++p; // skip '=' + p = SkipWhiteSpace( p, encoding ); + if ( !p || !*p ) + { + if ( document ) document->SetError( TIXML_ERROR_READING_ATTRIBUTES, p, data, encoding ); + return 0; + } + + const char* end; + + if ( *p == '\'' ) + { + ++p; + end = "\'"; + p = ReadText( p, &value, false, end, false, encoding ); + } + else if ( *p == '"' ) + { + ++p; + end = "\""; + p = ReadText( p, &value, false, end, false, encoding ); + } + else + { + // All attribute values should be in single or double quotes. + // But this is such a common error that the parser will try + // its best, even without them. + value = ""; + while ( p && *p // existence + && !IsWhiteSpace( *p ) && *p != '\n' && *p != '\r' // whitespace + && *p != '/' && *p != '>' ) // tag end + { + value += *p; + ++p; + } + } + return p; +} + +#ifdef TIXML_USE_STL +void TiXmlText::StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ) +{ + while ( in->good() ) + { + int c = in->peek(); + if ( c == '<' ) + return; + if ( c <= 0 ) + { + TiXmlDocument* document = GetDocument(); + if ( document ) + document->SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + + (*tag) += (char) c; + in->get(); + } +} +#endif + +const char* TiXmlText::Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding encoding ) +{ + value = ""; +// TiXmlParsingData data( p, prevData ); + if ( data ) + { + data->Stamp( p, encoding ); + location = data->Cursor(); + } + bool ignoreWhite = true; + + const char* end = "<"; + p = ReadText( p, &value, ignoreWhite, end, false, encoding ); + if ( p ) + return p-1; // don't truncate the '<' + return 0; +} + +#ifdef TIXML_USE_STL +void TiXmlDeclaration::StreamIn( TIXML_ISTREAM * in, TIXML_STRING * tag ) +{ + while ( in->good() ) + { + int c = in->get(); + if ( c <= 0 ) + { + TiXmlDocument* document = GetDocument(); + if ( document ) + document->SetError( TIXML_ERROR_EMBEDDED_NULL, 0, 0, TIXML_ENCODING_UNKNOWN ); + return; + } + (*tag) += (char) c; + + if ( c == '>' ) + { + // All is well. + return; + } + } +} +#endif + +const char* TiXmlDeclaration::Parse( const char* p, TiXmlParsingData* data, TiXmlEncoding _encoding ) +{ + p = SkipWhiteSpace( p, _encoding ); + // Find the beginning, find the end, and look for + // the stuff in-between. + TiXmlDocument* document = GetDocument(); + if ( !p || !*p || !StringEqual( p, "<?xml", true, _encoding ) ) + { + if ( document ) document->SetError( TIXML_ERROR_PARSING_DECLARATION, 0, 0, _encoding ); + return 0; + } +// TiXmlParsingData data( p, prevData ); + if ( data ) + { + data->Stamp( p, _encoding ); + location = data->Cursor(); + } + p += 5; + + version = ""; + encoding = ""; + standalone = ""; + + while ( p && *p ) + { + if ( *p == '>' ) + { + ++p; + return p; + } + + p = SkipWhiteSpace( p, _encoding ); + if ( StringEqual( p, "version", true, _encoding ) ) + { + TiXmlAttribute attrib; + p = attrib.Parse( p, data, _encoding ); + version = attrib.Value(); + } + else if ( StringEqual( p, "encoding", true, _encoding ) ) + { + TiXmlAttribute attrib; + p = attrib.Parse( p, data, _encoding ); + encoding = attrib.Value(); + } + else if ( StringEqual( p, "standalone", true, _encoding ) ) + { + TiXmlAttribute attrib; + p = attrib.Parse( p, data, _encoding ); + standalone = attrib.Value(); + } + else + { + // Read over whatever it is. + while( p && *p && *p != '>' && !IsWhiteSpace( *p ) ) + ++p; + } + } + return 0; +} + +bool TiXmlText::Blank() const +{ + for ( unsigned i=0; i<value.length(); i++ ) + if ( !IsWhiteSpace( value[i] ) ) + return false; + return true; +} + |