diff options
| author | 53hornet <53hornet@gmail.com> | 2019-02-02 23:33:15 -0500 |
|---|---|---|
| committer | 53hornet <53hornet@gmail.com> | 2019-02-02 23:33:15 -0500 |
| commit | db072ad4dc181eca5a1458656b130beb43f475bf (patch) | |
| tree | a3c03c7f5497cb70503e2486662fa85cfb53415a /hw6/src/tinyxml2.cpp | |
| download | csci427-db072ad4dc181eca5a1458656b130beb43f475bf.tar.xz csci427-db072ad4dc181eca5a1458656b130beb43f475bf.zip | |
Diffstat (limited to 'hw6/src/tinyxml2.cpp')
| -rw-r--r-- | hw6/src/tinyxml2.cpp | 2794 |
1 files changed, 2794 insertions, 0 deletions
diff --git a/hw6/src/tinyxml2.cpp b/hw6/src/tinyxml2.cpp new file mode 100644 index 0000000..0c903fe --- /dev/null +++ b/hw6/src/tinyxml2.cpp @@ -0,0 +1,2794 @@ +/*
+Original code by 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 "tinyxml2.h"
+
+#include <new> // yes, this one new style header, is in the Android SDK.
+#if defined(ANDROID_NDK) || defined(__BORLANDC__) || defined(__QNXNTO__)
+# include <stddef.h>
+# include <stdarg.h>
+#else
+# include <cstddef>
+# include <cstdarg>
+#endif
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1400 ) && (!defined WINCE)
+ // Microsoft Visual Studio, version 2005 and higher. Not WinCE.
+ /*int _snprintf_s(
+ char *buffer,
+ size_t sizeOfBuffer,
+ size_t count,
+ const char *format [,
+ argument] ...
+ );*/
+ static inline int TIXML_SNPRINTF( char* buffer, size_t size, const char* format, ... )
+ {
+ va_list va;
+ va_start( va, format );
+ int result = vsnprintf_s( buffer, size, _TRUNCATE, format, va );
+ va_end( va );
+ return result;
+ }
+
+ static inline int TIXML_VSNPRINTF( char* buffer, size_t size, const char* format, va_list va )
+ {
+ int result = vsnprintf_s( buffer, size, _TRUNCATE, format, va );
+ return result;
+ }
+
+ #define TIXML_VSCPRINTF _vscprintf
+ #define TIXML_SSCANF sscanf_s
+#elif defined _MSC_VER
+ // Microsoft Visual Studio 2003 and earlier or WinCE
+ #define TIXML_SNPRINTF _snprintf
+ #define TIXML_VSNPRINTF _vsnprintf
+ #define TIXML_SSCANF sscanf
+ #if (_MSC_VER < 1400 ) && (!defined WINCE)
+ // Microsoft Visual Studio 2003 and not WinCE.
+ #define TIXML_VSCPRINTF _vscprintf // VS2003's C runtime has this, but VC6 C runtime or WinCE SDK doesn't have.
+ #else
+ // Microsoft Visual Studio 2003 and earlier or WinCE.
+ static inline int TIXML_VSCPRINTF( const char* format, va_list va )
+ {
+ int len = 512;
+ for (;;) {
+ len = len*2;
+ char* str = new char[len]();
+ const int required = _vsnprintf(str, len, format, va);
+ delete[] str;
+ if ( required != -1 ) {
+ TIXMLASSERT( required >= 0 );
+ len = required;
+ break;
+ }
+ }
+ TIXMLASSERT( len >= 0 );
+ return len;
+ }
+ #endif
+#else
+ // GCC version 3 and higher
+ //#warning( "Using sn* functions." )
+ #define TIXML_SNPRINTF snprintf
+ #define TIXML_VSNPRINTF vsnprintf
+ static inline int TIXML_VSCPRINTF( const char* format, va_list va )
+ {
+ int len = vsnprintf( 0, 0, format, va );
+ TIXMLASSERT( len >= 0 );
+ return len;
+ }
+ #define TIXML_SSCANF sscanf
+#endif
+
+
+static const char LINE_FEED = (char)0x0a; // all line endings are normalized to LF
+static const char LF = LINE_FEED;
+static const char CARRIAGE_RETURN = (char)0x0d; // CR gets filtered out
+static const char CR = CARRIAGE_RETURN;
+static const char SINGLE_QUOTE = '\'';
+static const char DOUBLE_QUOTE = '\"';
+
+// Bunch of unicode info at:
+// http://www.unicode.org/faq/utf_bom.html
+// ef bb bf (Microsoft "lead bytes") - designates UTF-8
+
+static const unsigned char TIXML_UTF_LEAD_0 = 0xefU;
+static const unsigned char TIXML_UTF_LEAD_1 = 0xbbU;
+static const unsigned char TIXML_UTF_LEAD_2 = 0xbfU;
+
+namespace tinyxml2
+{
+
+struct Entity {
+ const char* pattern;
+ int length;
+ char value;
+};
+
+static const int NUM_ENTITIES = 5;
+static const Entity entities[NUM_ENTITIES] = {
+ { "quot", 4, DOUBLE_QUOTE },
+ { "amp", 3, '&' },
+ { "apos", 4, SINGLE_QUOTE },
+ { "lt", 2, '<' },
+ { "gt", 2, '>' }
+};
+
+
+StrPair::~StrPair()
+{
+ Reset();
+}
+
+
+void StrPair::TransferTo( StrPair* other )
+{
+ if ( this == other ) {
+ return;
+ }
+ // This in effect implements the assignment operator by "moving"
+ // ownership (as in auto_ptr).
+
+ TIXMLASSERT( other != 0 );
+ TIXMLASSERT( other->_flags == 0 );
+ TIXMLASSERT( other->_start == 0 );
+ TIXMLASSERT( other->_end == 0 );
+
+ other->Reset();
+
+ other->_flags = _flags;
+ other->_start = _start;
+ other->_end = _end;
+
+ _flags = 0;
+ _start = 0;
+ _end = 0;
+}
+
+
+void StrPair::Reset()
+{
+ if ( _flags & NEEDS_DELETE ) {
+ delete [] _start;
+ }
+ _flags = 0;
+ _start = 0;
+ _end = 0;
+}
+
+
+void StrPair::SetStr( const char* str, int flags )
+{
+ TIXMLASSERT( str );
+ Reset();
+ size_t len = strlen( str );
+ TIXMLASSERT( _start == 0 );
+ _start = new char[ len+1 ];
+ memcpy( _start, str, len+1 );
+ _end = _start + len;
+ _flags = flags | NEEDS_DELETE;
+}
+
+
+char* StrPair::ParseText( char* p, const char* endTag, int strFlags, int* curLineNumPtr )
+{
+ TIXMLASSERT( p );
+ TIXMLASSERT( endTag && *endTag );
+ TIXMLASSERT(curLineNumPtr);
+
+ char* start = p;
+ char endChar = *endTag;
+ size_t length = strlen( endTag );
+
+ // Inner loop of text parsing.
+ while ( *p ) {
+ if ( *p == endChar && strncmp( p, endTag, length ) == 0 ) {
+ Set( start, p, strFlags );
+ return p + length;
+ } else if (*p == '\n') {
+ ++(*curLineNumPtr);
+ }
+ ++p;
+ TIXMLASSERT( p );
+ }
+ return 0;
+}
+
+
+char* StrPair::ParseName( char* p )
+{
+ if ( !p || !(*p) ) {
+ return 0;
+ }
+ if ( !XMLUtil::IsNameStartChar( *p ) ) {
+ return 0;
+ }
+
+ char* const start = p;
+ ++p;
+ while ( *p && XMLUtil::IsNameChar( *p ) ) {
+ ++p;
+ }
+
+ Set( start, p, 0 );
+ return p;
+}
+
+
+void StrPair::CollapseWhitespace()
+{
+ // Adjusting _start would cause undefined behavior on delete[]
+ TIXMLASSERT( ( _flags & NEEDS_DELETE ) == 0 );
+ // Trim leading space.
+ _start = XMLUtil::SkipWhiteSpace( _start, 0 );
+
+ if ( *_start ) {
+ const char* p = _start; // the read pointer
+ char* q = _start; // the write pointer
+
+ while( *p ) {
+ if ( XMLUtil::IsWhiteSpace( *p )) {
+ p = XMLUtil::SkipWhiteSpace( p, 0 );
+ if ( *p == 0 ) {
+ break; // don't write to q; this trims the trailing space.
+ }
+ *q = ' ';
+ ++q;
+ }
+ *q = *p;
+ ++q;
+ ++p;
+ }
+ *q = 0;
+ }
+}
+
+
+const char* StrPair::GetStr()
+{
+ TIXMLASSERT( _start );
+ TIXMLASSERT( _end );
+ if ( _flags & NEEDS_FLUSH ) {
+ *_end = 0;
+ _flags ^= NEEDS_FLUSH;
+
+ if ( _flags ) {
+ const char* p = _start; // the read pointer
+ char* q = _start; // the write pointer
+
+ while( p < _end ) {
+ if ( (_flags & NEEDS_NEWLINE_NORMALIZATION) && *p == CR ) {
+ // CR-LF pair becomes LF
+ // CR alone becomes LF
+ // LF-CR becomes LF
+ if ( *(p+1) == LF ) {
+ p += 2;
+ }
+ else {
+ ++p;
+ }
+ *q = LF;
+ ++q;
+ }
+ else if ( (_flags & NEEDS_NEWLINE_NORMALIZATION) && *p == LF ) {
+ if ( *(p+1) == CR ) {
+ p += 2;
+ }
+ else {
+ ++p;
+ }
+ *q = LF;
+ ++q;
+ }
+ else if ( (_flags & NEEDS_ENTITY_PROCESSING) && *p == '&' ) {
+ // Entities handled by tinyXML2:
+ // - special entities in the entity table [in/out]
+ // - numeric character reference [in]
+ // 中 or 中
+
+ if ( *(p+1) == '#' ) {
+ const int buflen = 10;
+ char buf[buflen] = { 0 };
+ int len = 0;
+ char* adjusted = const_cast<char*>( XMLUtil::GetCharacterRef( p, buf, &len ) );
+ if ( adjusted == 0 ) {
+ *q = *p;
+ ++p;
+ ++q;
+ }
+ else {
+ TIXMLASSERT( 0 <= len && len <= buflen );
+ TIXMLASSERT( q + len <= adjusted );
+ p = adjusted;
+ memcpy( q, buf, len );
+ q += len;
+ }
+ }
+ else {
+ bool entityFound = false;
+ for( int i = 0; i < NUM_ENTITIES; ++i ) {
+ const Entity& entity = entities[i];
+ if ( strncmp( p + 1, entity.pattern, entity.length ) == 0
+ && *( p + entity.length + 1 ) == ';' ) {
+ // Found an entity - convert.
+ *q = entity.value;
+ ++q;
+ p += entity.length + 2;
+ entityFound = true;
+ break;
+ }
+ }
+ if ( !entityFound ) {
+ // fixme: treat as error?
+ ++p;
+ ++q;
+ }
+ }
+ }
+ else {
+ *q = *p;
+ ++p;
+ ++q;
+ }
+ }
+ *q = 0;
+ }
+ // The loop below has plenty going on, and this
+ // is a less useful mode. Break it out.
+ if ( _flags & NEEDS_WHITESPACE_COLLAPSING ) {
+ CollapseWhitespace();
+ }
+ _flags = (_flags & NEEDS_DELETE);
+ }
+ TIXMLASSERT( _start );
+ return _start;
+}
+
+
+
+
+// --------- XMLUtil ----------- //
+
+const char* XMLUtil::writeBoolTrue = "true";
+const char* XMLUtil::writeBoolFalse = "false";
+
+void XMLUtil::SetBoolSerialization(const char* writeTrue, const char* writeFalse)
+{
+ static const char* defTrue = "true";
+ static const char* defFalse = "false";
+
+ writeBoolTrue = (writeTrue) ? writeTrue : defTrue;
+ writeBoolFalse = (writeFalse) ? writeFalse : defFalse;
+}
+
+
+const char* XMLUtil::ReadBOM( const char* p, bool* bom )
+{
+ TIXMLASSERT( p );
+ TIXMLASSERT( bom );
+ *bom = false;
+ const unsigned char* pu = reinterpret_cast<const unsigned char*>(p);
+ // Check for BOM:
+ if ( *(pu+0) == TIXML_UTF_LEAD_0
+ && *(pu+1) == TIXML_UTF_LEAD_1
+ && *(pu+2) == TIXML_UTF_LEAD_2 ) {
+ *bom = true;
+ p += 3;
+ }
+ TIXMLASSERT( p );
+ return p;
+}
+
+
+void XMLUtil::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; // This code won't convert this correctly anyway.
+ return;
+ }
+
+ output += *length;
+
+ // Scary scary fall throughs are annotated with carefully designed comments
+ // to suppress compiler warnings such as -Wimplicit-fallthrough in gcc
+ switch (*length) {
+ case 4:
+ --output;
+ *output = (char)((input | BYTE_MARK) & BYTE_MASK);
+ input >>= 6;
+ //fall through
+ case 3:
+ --output;
+ *output = (char)((input | BYTE_MARK) & BYTE_MASK);
+ input >>= 6;
+ //fall through
+ case 2:
+ --output;
+ *output = (char)((input | BYTE_MARK) & BYTE_MASK);
+ input >>= 6;
+ //fall through
+ case 1:
+ --output;
+ *output = (char)(input | FIRST_BYTE_MARK[*length]);
+ break;
+ default:
+ TIXMLASSERT( false );
+ }
+}
+
+
+const char* XMLUtil::GetCharacterRef( const char* p, char* value, int* length )
+{
+ // Presume an entity, and pull it out.
+ *length = 0;
+
+ if ( *(p+1) == '#' && *(p+2) ) {
+ unsigned long ucs = 0;
+ TIXMLASSERT( sizeof( ucs ) >= 4 );
+ ptrdiff_t delta = 0;
+ unsigned mult = 1;
+ static const char SEMICOLON = ';';
+
+ if ( *(p+2) == 'x' ) {
+ // Hexadecimal.
+ const char* q = p+3;
+ if ( !(*q) ) {
+ return 0;
+ }
+
+ q = strchr( q, SEMICOLON );
+
+ if ( !q ) {
+ return 0;
+ }
+ TIXMLASSERT( *q == SEMICOLON );
+
+ delta = q-p;
+ --q;
+
+ while ( *q != 'x' ) {
+ unsigned int digit = 0;
+
+ if ( *q >= '0' && *q <= '9' ) {
+ digit = *q - '0';
+ }
+ else if ( *q >= 'a' && *q <= 'f' ) {
+ digit = *q - 'a' + 10;
+ }
+ else if ( *q >= 'A' && *q <= 'F' ) {
+ digit = *q - 'A' + 10;
+ }
+ else {
+ return 0;
+ }
+ TIXMLASSERT( digit < 16 );
+ TIXMLASSERT( digit == 0 || mult <= UINT_MAX / digit );
+ const unsigned int digitScaled = mult * digit;
+ TIXMLASSERT( ucs <= ULONG_MAX - digitScaled );
+ ucs += digitScaled;
+ TIXMLASSERT( mult <= UINT_MAX / 16 );
+ mult *= 16;
+ --q;
+ }
+ }
+ else {
+ // Decimal.
+ const char* q = p+2;
+ if ( !(*q) ) {
+ return 0;
+ }
+
+ q = strchr( q, SEMICOLON );
+
+ if ( !q ) {
+ return 0;
+ }
+ TIXMLASSERT( *q == SEMICOLON );
+
+ delta = q-p;
+ --q;
+
+ while ( *q != '#' ) {
+ if ( *q >= '0' && *q <= '9' ) {
+ const unsigned int digit = *q - '0';
+ TIXMLASSERT( digit < 10 );
+ TIXMLASSERT( digit == 0 || mult <= UINT_MAX / digit );
+ const unsigned int digitScaled = mult * digit;
+ TIXMLASSERT( ucs <= ULONG_MAX - digitScaled );
+ ucs += digitScaled;
+ }
+ else {
+ return 0;
+ }
+ TIXMLASSERT( mult <= UINT_MAX / 10 );
+ mult *= 10;
+ --q;
+ }
+ }
+ // convert the UCS to UTF-8
+ ConvertUTF32ToUTF8( ucs, value, length );
+ return p + delta + 1;
+ }
+ return p+1;
+}
+
+
+void XMLUtil::ToStr( int v, char* buffer, int bufferSize )
+{
+ TIXML_SNPRINTF( buffer, bufferSize, "%d", v );
+}
+
+
+void XMLUtil::ToStr( unsigned v, char* buffer, int bufferSize )
+{
+ TIXML_SNPRINTF( buffer, bufferSize, "%u", v );
+}
+
+
+void XMLUtil::ToStr( bool v, char* buffer, int bufferSize )
+{
+ TIXML_SNPRINTF( buffer, bufferSize, "%s", v ? writeBoolTrue : writeBoolFalse);
+}
+
+/*
+ ToStr() of a number is a very tricky topic.
+ https://github.com/leethomason/tinyxml2/issues/106
+*/
+void XMLUtil::ToStr( float v, char* buffer, int bufferSize )
+{
+ TIXML_SNPRINTF( buffer, bufferSize, "%.8g", v );
+}
+
+
+void XMLUtil::ToStr( double v, char* buffer, int bufferSize )
+{
+ TIXML_SNPRINTF( buffer, bufferSize, "%.17g", v );
+}
+
+
+void XMLUtil::ToStr(int64_t v, char* buffer, int bufferSize)
+{
+ // horrible syntax trick to make the compiler happy about %lld
+ TIXML_SNPRINTF(buffer, bufferSize, "%lld", (long long)v);
+}
+
+
+bool XMLUtil::ToInt( const char* str, int* value )
+{
+ if ( TIXML_SSCANF( str, "%d", value ) == 1 ) {
+ return true;
+ }
+ return false;
+}
+
+bool XMLUtil::ToUnsigned( const char* str, unsigned *value )
+{
+ if ( TIXML_SSCANF( str, "%u", value ) == 1 ) {
+ return true;
+ }
+ return false;
+}
+
+bool XMLUtil::ToBool( const char* str, bool* value )
+{
+ int ival = 0;
+ if ( ToInt( str, &ival )) {
+ *value = (ival==0) ? false : true;
+ return true;
+ }
+ if ( StringEqual( str, "true" ) ) {
+ *value = true;
+ return true;
+ }
+ else if ( StringEqual( str, "false" ) ) {
+ *value = false;
+ return true;
+ }
+ return false;
+}
+
+
+bool XMLUtil::ToFloat( const char* str, float* value )
+{
+ if ( TIXML_SSCANF( str, "%f", value ) == 1 ) {
+ return true;
+ }
+ return false;
+}
+
+
+bool XMLUtil::ToDouble( const char* str, double* value )
+{
+ if ( TIXML_SSCANF( str, "%lf", value ) == 1 ) {
+ return true;
+ }
+ return false;
+}
+
+
+bool XMLUtil::ToInt64(const char* str, int64_t* value)
+{
+ long long v = 0; // horrible syntax trick to make the compiler happy about %lld
+ if (TIXML_SSCANF(str, "%lld", &v) == 1) {
+ *value = (int64_t)v;
+ return true;
+ }
+ return false;
+}
+
+
+char* XMLDocument::Identify( char* p, XMLNode** node )
+{
+ TIXMLASSERT( node );
+ TIXMLASSERT( p );
+ char* const start = p;
+ int const startLine = _parseCurLineNum;
+ p = XMLUtil::SkipWhiteSpace( p, &_parseCurLineNum );
+ if( !*p ) {
+ *node = 0;
+ TIXMLASSERT( p );
+ return p;
+ }
+
+ // These strings define the matching patterns:
+ static const char* xmlHeader = { "<?" };
+ static const char* commentHeader = { "<!--" };
+ static const char* cdataHeader = { "<![CDATA[" };
+ static const char* dtdHeader = { "<!" };
+ static const char* elementHeader = { "<" }; // and a header for everything else; check last.
+
+ static const int xmlHeaderLen = 2;
+ static const int commentHeaderLen = 4;
+ static const int cdataHeaderLen = 9;
+ static const int dtdHeaderLen = 2;
+ static const int elementHeaderLen = 1;
+
+ TIXMLASSERT( sizeof( XMLComment ) == sizeof( XMLUnknown ) ); // use same memory pool
+ TIXMLASSERT( sizeof( XMLComment ) == sizeof( XMLDeclaration ) ); // use same memory pool
+ XMLNode* returnNode = 0;
+ if ( XMLUtil::StringEqual( p, xmlHeader, xmlHeaderLen ) ) {
+ returnNode = CreateUnlinkedNode<XMLDeclaration>( _commentPool );
+ returnNode->_parseLineNum = _parseCurLineNum;
+ p += xmlHeaderLen;
+ }
+ else if ( XMLUtil::StringEqual( p, commentHeader, commentHeaderLen ) ) {
+ returnNode = CreateUnlinkedNode<XMLComment>( _commentPool );
+ returnNode->_parseLineNum = _parseCurLineNum;
+ p += commentHeaderLen;
+ }
+ else if ( XMLUtil::StringEqual( p, cdataHeader, cdataHeaderLen ) ) {
+ XMLText* text = CreateUnlinkedNode<XMLText>( _textPool );
+ returnNode = text;
+ returnNode->_parseLineNum = _parseCurLineNum;
+ p += cdataHeaderLen;
+ text->SetCData( true );
+ }
+ else if ( XMLUtil::StringEqual( p, dtdHeader, dtdHeaderLen ) ) {
+ returnNode = CreateUnlinkedNode<XMLUnknown>( _commentPool );
+ returnNode->_parseLineNum = _parseCurLineNum;
+ p += dtdHeaderLen;
+ }
+ else if ( XMLUtil::StringEqual( p, elementHeader, elementHeaderLen ) ) {
+ returnNode = CreateUnlinkedNode<XMLElement>( _elementPool );
+ returnNode->_parseLineNum = _parseCurLineNum;
+ p += elementHeaderLen;
+ }
+ else {
+ returnNode = CreateUnlinkedNode<XMLText>( _textPool );
+ returnNode->_parseLineNum = _parseCurLineNum; // Report line of first non-whitespace character
+ p = start; // Back it up, all the text counts.
+ _parseCurLineNum = startLine;
+ }
+
+ TIXMLASSERT( returnNode );
+ TIXMLASSERT( p );
+ *node = returnNode;
+ return p;
+}
+
+
+bool XMLDocument::Accept( XMLVisitor* visitor ) const
+{
+ TIXMLASSERT( visitor );
+ if ( visitor->VisitEnter( *this ) ) {
+ for ( const XMLNode* node=FirstChild(); node; node=node->NextSibling() ) {
+ if ( !node->Accept( visitor ) ) {
+ break;
+ }
+ }
+ }
+ return visitor->VisitExit( *this );
+}
+
+
+// --------- XMLNode ----------- //
+
+XMLNode::XMLNode( XMLDocument* doc ) :
+ _document( doc ),
+ _parent( 0 ),
+ _value(),
+ _parseLineNum( 0 ),
+ _firstChild( 0 ), _lastChild( 0 ),
+ _prev( 0 ), _next( 0 ),
+ _userData( 0 ),
+ _memPool( 0 )
+{
+}
+
+
+XMLNode::~XMLNode()
+{
+ DeleteChildren();
+ if ( _parent ) {
+ _parent->Unlink( this );
+ }
+}
+
+const char* XMLNode::Value() const
+{
+ // Edge case: XMLDocuments don't have a Value. Return null.
+ if ( this->ToDocument() )
+ return 0;
+ return _value.GetStr();
+}
+
+void XMLNode::SetValue( const char* str, bool staticMem )
+{
+ if ( staticMem ) {
+ _value.SetInternedStr( str );
+ }
+ else {
+ _value.SetStr( str );
+ }
+}
+
+XMLNode* XMLNode::DeepClone(XMLDocument* target) const
+{
+ XMLNode* clone = this->ShallowClone(target);
+ if (!clone) return 0;
+
+ for (const XMLNode* child = this->FirstChild(); child; child = child->NextSibling()) {
+ XMLNode* childClone = child->DeepClone(target);
+ TIXMLASSERT(childClone);
+ clone->InsertEndChild(childClone);
+ }
+ return clone;
+}
+
+void XMLNode::DeleteChildren()
+{
+ while( _firstChild ) {
+ TIXMLASSERT( _lastChild );
+ DeleteChild( _firstChild );
+ }
+ _firstChild = _lastChild = 0;
+}
+
+
+void XMLNode::Unlink( XMLNode* child )
+{
+ TIXMLASSERT( child );
+ TIXMLASSERT( child->_document == _document );
+ TIXMLASSERT( child->_parent == this );
+ if ( child == _firstChild ) {
+ _firstChild = _firstChild->_next;
+ }
+ if ( child == _lastChild ) {
+ _lastChild = _lastChild->_prev;
+ }
+
+ if ( child->_prev ) {
+ child->_prev->_next = child->_next;
+ }
+ if ( child->_next ) {
+ child->_next->_prev = child->_prev;
+ }
+ child->_next = 0;
+ child->_prev = 0;
+ child->_parent = 0;
+}
+
+
+void XMLNode::DeleteChild( XMLNode* node )
+{
+ TIXMLASSERT( node );
+ TIXMLASSERT( node->_document == _document );
+ TIXMLASSERT( node->_parent == this );
+ Unlink( node );
+ TIXMLASSERT(node->_prev == 0);
+ TIXMLASSERT(node->_next == 0);
+ TIXMLASSERT(node->_parent == 0);
+ DeleteNode( node );
+}
+
+
+XMLNode* XMLNode::InsertEndChild( XMLNode* addThis )
+{
+ TIXMLASSERT( addThis );
+ if ( addThis->_document != _document ) {
+ TIXMLASSERT( false );
+ return 0;
+ }
+ InsertChildPreamble( addThis );
+
+ if ( _lastChild ) {
+ TIXMLASSERT( _firstChild );
+ TIXMLASSERT( _lastChild->_next == 0 );
+ _lastChild->_next = addThis;
+ addThis->_prev = _lastChild;
+ _lastChild = addThis;
+
+ addThis->_next = 0;
+ }
+ else {
+ TIXMLASSERT( _firstChild == 0 );
+ _firstChild = _lastChild = addThis;
+
+ addThis->_prev = 0;
+ addThis->_next = 0;
+ }
+ addThis->_parent = this;
+ return addThis;
+}
+
+
+XMLNode* XMLNode::InsertFirstChild( XMLNode* addThis )
+{
+ TIXMLASSERT( addThis );
+ if ( addThis->_document != _document ) {
+ TIXMLASSERT( false );
+ return 0;
+ }
+ InsertChildPreamble( addThis );
+
+ if ( _firstChild ) {
+ TIXMLASSERT( _lastChild );
+ TIXMLASSERT( _firstChild->_prev == 0 );
+
+ _firstChild->_prev = addThis;
+ addThis->_next = _firstChild;
+ _firstChild = addThis;
+
+ addThis->_prev = 0;
+ }
+ else {
+ TIXMLASSERT( _lastChild == 0 );
+ _firstChild = _lastChild = addThis;
+
+ addThis->_prev = 0;
+ addThis->_next = 0;
+ }
+ addThis->_parent = this;
+ return addThis;
+}
+
+
+XMLNode* XMLNode::InsertAfterChild( XMLNode* afterThis, XMLNode* addThis )
+{
+ TIXMLASSERT( addThis );
+ if ( addThis->_document != _document ) {
+ TIXMLASSERT( false );
+ return 0;
+ }
+
+ TIXMLASSERT( afterThis );
+
+ if ( afterThis->_parent != this ) {
+ TIXMLASSERT( false );
+ return 0;
+ }
+ if ( afterThis == addThis ) {
+ // Current state: BeforeThis -> AddThis -> OneAfterAddThis
+ // Now AddThis must disappear from it's location and then
+ // reappear between BeforeThis and OneAfterAddThis.
+ // So just leave it where it is.
+ return addThis;
+ }
+
+ if ( afterThis->_next == 0 ) {
+ // The last node or the only node.
+ return InsertEndChild( addThis );
+ }
+ InsertChildPreamble( addThis );
+ addThis->_prev = afterThis;
+ addThis->_next = afterThis->_next;
+ afterThis->_next->_prev = addThis;
+ afterThis->_next = addThis;
+ addThis->_parent = this;
+ return addThis;
+}
+
+
+
+
+const XMLElement* XMLNode::FirstChildElement( const char* name ) const
+{
+ for( const XMLNode* node = _firstChild; node; node = node->_next ) {
+ const XMLElement* element = node->ToElementWithName( name );
+ if ( element ) {
+ return element;
+ }
+ }
+ return 0;
+}
+
+
+const XMLElement* XMLNode::LastChildElement( const char* name ) const
+{
+ for( const XMLNode* node = _lastChild; node; node = node->_prev ) {
+ const XMLElement* element = node->ToElementWithName( name );
+ if ( element ) {
+ return element;
+ }
+ }
+ return 0;
+}
+
+
+const XMLElement* XMLNode::NextSiblingElement( const char* name ) const
+{
+ for( const XMLNode* node = _next; node; node = node->_next ) {
+ const XMLElement* element = node->ToElementWithName( name );
+ if ( element ) {
+ return element;
+ }
+ }
+ return 0;
+}
+
+
+const XMLElement* XMLNode::PreviousSiblingElement( const char* name ) const
+{
+ for( const XMLNode* node = _prev; node; node = node->_prev ) {
+ const XMLElement* element = node->ToElementWithName( name );
+ if ( element ) {
+ return element;
+ }
+ }
+ return 0;
+}
+
+
+char* XMLNode::ParseDeep( char* p, StrPair* parentEndTag, int* curLineNumPtr )
+{
+ // This is a recursive method, but thinking about it "at the current level"
+ // it is a pretty simple flat list:
+ // <foo/>
+ // <!-- comment -->
+ //
+ // With a special case:
+ // <foo>
+ // </foo>
+ // <!-- comment -->
+ //
+ // Where the closing element (/foo) *must* be the next thing after the opening
+ // element, and the names must match. BUT the tricky bit is that the closing
+ // element will be read by the child.
+ //
+ // 'endTag' is the end tag for this node, it is returned by a call to a child.
+ // 'parentEnd' is the end tag for the parent, which is filled in and returned.
+
+ while( p && *p ) {
+ XMLNode* node = 0;
+
+ p = _document->Identify( p, &node );
+ TIXMLASSERT( p );
+ if ( node == 0 ) {
+ break;
+ }
+
+ int initialLineNum = node->_parseLineNum;
+
+ StrPair endTag;
+ p = node->ParseDeep( p, &endTag, curLineNumPtr );
+ if ( !p ) {
+ DeleteNode( node );
+ if ( !_document->Error() ) {
+ _document->SetError( XML_ERROR_PARSING, initialLineNum, 0);
+ }
+ break;
+ }
+
+ XMLDeclaration* decl = node->ToDeclaration();
+ if ( decl ) {
+ // Declarations are only allowed at document level
+ bool wellLocated = ( ToDocument() != 0 );
+ if ( wellLocated ) {
+ // Multiple declarations are allowed but all declarations
+ // must occur before anything else
+ for ( const XMLNode* existingNode = _document->FirstChild(); existingNode; existingNode = existingNode->NextSibling() ) {
+ if ( !existingNode->ToDeclaration() ) {
+ wellLocated = false;
+ break;
+ }
+ }
+ }
+ if ( !wellLocated ) {
+ _document->SetError( XML_ERROR_PARSING_DECLARATION, initialLineNum, "XMLDeclaration value=%s", decl->Value());
+ DeleteNode( node );
+ break;
+ }
+ }
+
+ XMLElement* ele = node->ToElement();
+ if ( ele ) {
+ // We read the end tag. Return it to the parent.
+ if ( ele->ClosingType() == XMLElement::CLOSING ) {
+ if ( parentEndTag ) {
+ ele->_value.TransferTo( parentEndTag );
+ }
+ node->_memPool->SetTracked(); // created and then immediately deleted.
+ DeleteNode( node );
+ return p;
+ }
+
+ // Handle an end tag returned to this level.
+ // And handle a bunch of annoying errors.
+ bool mismatch = false;
+ if ( endTag.Empty() ) {
+ if ( ele->ClosingType() == XMLElement::OPEN ) {
+ mismatch = true;
+ }
+ }
+ else {
+ if ( ele->ClosingType() != XMLElement::OPEN ) {
+ mismatch = true;
+ }
+ else if ( !XMLUtil::StringEqual( endTag.GetStr(), ele->Name() ) ) {
+ mismatch = true;
+ }
+ }
+ if ( mismatch ) {
+ _document->SetError( XML_ERROR_MISMATCHED_ELEMENT, initialLineNum, "XMLElement name=%s", ele->Name());
+ DeleteNode( node );
+ break;
+ }
+ }
+ InsertEndChild( node );
+ }
+ return 0;
+}
+
+/*static*/ void XMLNode::DeleteNode( XMLNode* node )
+{
+ if ( node == 0 ) {
+ return;
+ }
+ TIXMLASSERT(node->_document);
+ if (!node->ToDocument()) {
+ node->_document->MarkInUse(node);
+ }
+
+ MemPool* pool = node->_memPool;
+ node->~XMLNode();
+ pool->Free( node );
+}
+
+void XMLNode::InsertChildPreamble( XMLNode* insertThis ) const
+{
+ TIXMLASSERT( insertThis );
+ TIXMLASSERT( insertThis->_document == _document );
+
+ if (insertThis->_parent) {
+ insertThis->_parent->Unlink( insertThis );
+ }
+ else {
+ insertThis->_document->MarkInUse(insertThis);
+ insertThis->_memPool->SetTracked();
+ }
+}
+
+const XMLElement* XMLNode::ToElementWithName( const char* name ) const
+{
+ const XMLElement* element = this->ToElement();
+ if ( element == 0 ) {
+ return 0;
+ }
+ if ( name == 0 ) {
+ return element;
+ }
+ if ( XMLUtil::StringEqual( element->Name(), name ) ) {
+ return element;
+ }
+ return 0;
+}
+
+// --------- XMLText ---------- //
+char* XMLText::ParseDeep( char* p, StrPair*, int* curLineNumPtr )
+{
+ if ( this->CData() ) {
+ p = _value.ParseText( p, "]]>", StrPair::NEEDS_NEWLINE_NORMALIZATION, curLineNumPtr );
+ if ( !p ) {
+ _document->SetError( XML_ERROR_PARSING_CDATA, _parseLineNum, 0 );
+ }
+ return p;
+ }
+ else {
+ int flags = _document->ProcessEntities() ? StrPair::TEXT_ELEMENT : StrPair::TEXT_ELEMENT_LEAVE_ENTITIES;
+ if ( _document->WhitespaceMode() == COLLAPSE_WHITESPACE ) {
+ flags |= StrPair::NEEDS_WHITESPACE_COLLAPSING;
+ }
+
+ p = _value.ParseText( p, "<", flags, curLineNumPtr );
+ if ( p && *p ) {
+ return p-1;
+ }
+ if ( !p ) {
+ _document->SetError( XML_ERROR_PARSING_TEXT, _parseLineNum, 0 );
+ }
+ }
+ return 0;
+}
+
+
+XMLNode* XMLText::ShallowClone( XMLDocument* doc ) const
+{
+ if ( !doc ) {
+ doc = _document;
+ }
+ XMLText* text = doc->NewText( Value() ); // fixme: this will always allocate memory. Intern?
+ text->SetCData( this->CData() );
+ return text;
+}
+
+
+bool XMLText::ShallowEqual( const XMLNode* compare ) const
+{
+ TIXMLASSERT( compare );
+ const XMLText* text = compare->ToText();
+ return ( text && XMLUtil::StringEqual( text->Value(), Value() ) );
+}
+
+
+bool XMLText::Accept( XMLVisitor* visitor ) const
+{
+ TIXMLASSERT( visitor );
+ return visitor->Visit( *this );
+}
+
+
+// --------- XMLComment ---------- //
+
+XMLComment::XMLComment( XMLDocument* doc ) : XMLNode( doc )
+{
+}
+
+
+XMLComment::~XMLComment()
+{
+}
+
+
+char* XMLComment::ParseDeep( char* p, StrPair*, int* curLineNumPtr )
+{
+ // Comment parses as text.
+ p = _value.ParseText( p, "-->", StrPair::COMMENT, curLineNumPtr );
+ if ( p == 0 ) {
+ _document->SetError( XML_ERROR_PARSING_COMMENT, _parseLineNum, 0 );
+ }
+ return p;
+}
+
+
+XMLNode* XMLComment::ShallowClone( XMLDocument* doc ) const
+{
+ if ( !doc ) {
+ doc = _document;
+ }
+ XMLComment* comment = doc->NewComment( Value() ); // fixme: this will always allocate memory. Intern?
+ return comment;
+}
+
+
+bool XMLComment::ShallowEqual( const XMLNode* compare ) const
+{
+ TIXMLASSERT( compare );
+ const XMLComment* comment = compare->ToComment();
+ return ( comment && XMLUtil::StringEqual( comment->Value(), Value() ));
+}
+
+
+bool XMLComment::Accept( XMLVisitor* visitor ) const
+{
+ TIXMLASSERT( visitor );
+ return visitor->Visit( *this );
+}
+
+
+// --------- XMLDeclaration ---------- //
+
+XMLDeclaration::XMLDeclaration( XMLDocument* doc ) : XMLNode( doc )
+{
+}
+
+
+XMLDeclaration::~XMLDeclaration()
+{
+ //printf( "~XMLDeclaration\n" );
+}
+
+
+char* XMLDeclaration::ParseDeep( char* p, StrPair*, int* curLineNumPtr )
+{
+ // Declaration parses as text.
+ p = _value.ParseText( p, "?>", StrPair::NEEDS_NEWLINE_NORMALIZATION, curLineNumPtr );
+ if ( p == 0 ) {
+ _document->SetError( XML_ERROR_PARSING_DECLARATION, _parseLineNum, 0 );
+ }
+ return p;
+}
+
+
+XMLNode* XMLDeclaration::ShallowClone( XMLDocument* doc ) const
+{
+ if ( !doc ) {
+ doc = _document;
+ }
+ XMLDeclaration* dec = doc->NewDeclaration( Value() ); // fixme: this will always allocate memory. Intern?
+ return dec;
+}
+
+
+bool XMLDeclaration::ShallowEqual( const XMLNode* compare ) const
+{
+ TIXMLASSERT( compare );
+ const XMLDeclaration* declaration = compare->ToDeclaration();
+ return ( declaration && XMLUtil::StringEqual( declaration->Value(), Value() ));
+}
+
+
+
+bool XMLDeclaration::Accept( XMLVisitor* visitor ) const
+{
+ TIXMLASSERT( visitor );
+ return visitor->Visit( *this );
+}
+
+// --------- XMLUnknown ---------- //
+
+XMLUnknown::XMLUnknown( XMLDocument* doc ) : XMLNode( doc )
+{
+}
+
+
+XMLUnknown::~XMLUnknown()
+{
+}
+
+
+char* XMLUnknown::ParseDeep( char* p, StrPair*, int* curLineNumPtr )
+{
+ // Unknown parses as text.
+ p = _value.ParseText( p, ">", StrPair::NEEDS_NEWLINE_NORMALIZATION, curLineNumPtr );
+ if ( !p ) {
+ _document->SetError( XML_ERROR_PARSING_UNKNOWN, _parseLineNum, 0 );
+ }
+ return p;
+}
+
+
+XMLNode* XMLUnknown::ShallowClone( XMLDocument* doc ) const
+{
+ if ( !doc ) {
+ doc = _document;
+ }
+ XMLUnknown* text = doc->NewUnknown( Value() ); // fixme: this will always allocate memory. Intern?
+ return text;
+}
+
+
+bool XMLUnknown::ShallowEqual( const XMLNode* compare ) const
+{
+ TIXMLASSERT( compare );
+ const XMLUnknown* unknown = compare->ToUnknown();
+ return ( unknown && XMLUtil::StringEqual( unknown->Value(), Value() ));
+}
+
+
+bool XMLUnknown::Accept( XMLVisitor* visitor ) const
+{
+ TIXMLASSERT( visitor );
+ return visitor->Visit( *this );
+}
+
+// --------- XMLAttribute ---------- //
+
+const char* XMLAttribute::Name() const
+{
+ return _name.GetStr();
+}
+
+const char* XMLAttribute::Value() const
+{
+ return _value.GetStr();
+}
+
+char* XMLAttribute::ParseDeep( char* p, bool processEntities, int* curLineNumPtr )
+{
+ // Parse using the name rules: bug fix, was using ParseText before
+ p = _name.ParseName( p );
+ if ( !p || !*p ) {
+ return 0;
+ }
+
+ // Skip white space before =
+ p = XMLUtil::SkipWhiteSpace( p, curLineNumPtr );
+ if ( *p != '=' ) {
+ return 0;
+ }
+
+ ++p; // move up to opening quote
+ p = XMLUtil::SkipWhiteSpace( p, curLineNumPtr );
+ if ( *p != '\"' && *p != '\'' ) {
+ return 0;
+ }
+
+ char endTag[2] = { *p, 0 };
+ ++p; // move past opening quote
+
+ p = _value.ParseText( p, endTag, processEntities ? StrPair::ATTRIBUTE_VALUE : StrPair::ATTRIBUTE_VALUE_LEAVE_ENTITIES, curLineNumPtr );
+ return p;
+}
+
+
+void XMLAttribute::SetName( const char* n )
+{
+ _name.SetStr( n );
+}
+
+
+XMLError XMLAttribute::QueryIntValue( int* value ) const
+{
+ if ( XMLUtil::ToInt( Value(), value )) {
+ return XML_SUCCESS;
+ }
+ return XML_WRONG_ATTRIBUTE_TYPE;
+}
+
+
+XMLError XMLAttribute::QueryUnsignedValue( unsigned int* value ) const
+{
+ if ( XMLUtil::ToUnsigned( Value(), value )) {
+ return XML_SUCCESS;
+ }
+ return XML_WRONG_ATTRIBUTE_TYPE;
+}
+
+
+XMLError XMLAttribute::QueryInt64Value(int64_t* value) const
+{
+ if (XMLUtil::ToInt64(Value(), value)) {
+ return XML_SUCCESS;
+ }
+ return XML_WRONG_ATTRIBUTE_TYPE;
+}
+
+
+XMLError XMLAttribute::QueryBoolValue( bool* value ) const
+{
+ if ( XMLUtil::ToBool( Value(), value )) {
+ return XML_SUCCESS;
+ }
+ return XML_WRONG_ATTRIBUTE_TYPE;
+}
+
+
+XMLError XMLAttribute::QueryFloatValue( float* value ) const
+{
+ if ( XMLUtil::ToFloat( Value(), value )) {
+ return XML_SUCCESS;
+ }
+ return XML_WRONG_ATTRIBUTE_TYPE;
+}
+
+
+XMLError XMLAttribute::QueryDoubleValue( double* value ) const
+{
+ if ( XMLUtil::ToDouble( Value(), value )) {
+ return XML_SUCCESS;
+ }
+ return XML_WRONG_ATTRIBUTE_TYPE;
+}
+
+
+void XMLAttribute::SetAttribute( const char* v )
+{
+ _value.SetStr( v );
+}
+
+
+void XMLAttribute::SetAttribute( int v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ _value.SetStr( buf );
+}
+
+
+void XMLAttribute::SetAttribute( unsigned v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ _value.SetStr( buf );
+}
+
+
+void XMLAttribute::SetAttribute(int64_t v)
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr(v, buf, BUF_SIZE);
+ _value.SetStr(buf);
+}
+
+
+
+void XMLAttribute::SetAttribute( bool v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ _value.SetStr( buf );
+}
+
+void XMLAttribute::SetAttribute( double v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ _value.SetStr( buf );
+}
+
+void XMLAttribute::SetAttribute( float v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ _value.SetStr( buf );
+}
+
+
+// --------- XMLElement ---------- //
+XMLElement::XMLElement( XMLDocument* doc ) : XMLNode( doc ),
+ _closingType( OPEN ),
+ _rootAttribute( 0 )
+{
+}
+
+
+XMLElement::~XMLElement()
+{
+ while( _rootAttribute ) {
+ XMLAttribute* next = _rootAttribute->_next;
+ DeleteAttribute( _rootAttribute );
+ _rootAttribute = next;
+ }
+}
+
+
+const XMLAttribute* XMLElement::FindAttribute( const char* name ) const
+{
+ for( XMLAttribute* a = _rootAttribute; a; a = a->_next ) {
+ if ( XMLUtil::StringEqual( a->Name(), name ) ) {
+ return a;
+ }
+ }
+ return 0;
+}
+
+
+const char* XMLElement::Attribute( const char* name, const char* value ) const
+{
+ const XMLAttribute* a = FindAttribute( name );
+ if ( !a ) {
+ return 0;
+ }
+ if ( !value || XMLUtil::StringEqual( a->Value(), value )) {
+ return a->Value();
+ }
+ return 0;
+}
+
+int XMLElement::IntAttribute(const char* name, int defaultValue) const
+{
+ int i = defaultValue;
+ QueryIntAttribute(name, &i);
+ return i;
+}
+
+unsigned XMLElement::UnsignedAttribute(const char* name, unsigned defaultValue) const
+{
+ unsigned i = defaultValue;
+ QueryUnsignedAttribute(name, &i);
+ return i;
+}
+
+int64_t XMLElement::Int64Attribute(const char* name, int64_t defaultValue) const
+{
+ int64_t i = defaultValue;
+ QueryInt64Attribute(name, &i);
+ return i;
+}
+
+bool XMLElement::BoolAttribute(const char* name, bool defaultValue) const
+{
+ bool b = defaultValue;
+ QueryBoolAttribute(name, &b);
+ return b;
+}
+
+double XMLElement::DoubleAttribute(const char* name, double defaultValue) const
+{
+ double d = defaultValue;
+ QueryDoubleAttribute(name, &d);
+ return d;
+}
+
+float XMLElement::FloatAttribute(const char* name, float defaultValue) const
+{
+ float f = defaultValue;
+ QueryFloatAttribute(name, &f);
+ return f;
+}
+
+const char* XMLElement::GetText() const
+{
+ if ( FirstChild() && FirstChild()->ToText() ) {
+ return FirstChild()->Value();
+ }
+ return 0;
+}
+
+
+void XMLElement::SetText( const char* inText )
+{
+ if ( FirstChild() && FirstChild()->ToText() )
+ FirstChild()->SetValue( inText );
+ else {
+ XMLText* theText = GetDocument()->NewText( inText );
+ InsertFirstChild( theText );
+ }
+}
+
+
+void XMLElement::SetText( int v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ SetText( buf );
+}
+
+
+void XMLElement::SetText( unsigned v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ SetText( buf );
+}
+
+
+void XMLElement::SetText(int64_t v)
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr(v, buf, BUF_SIZE);
+ SetText(buf);
+}
+
+
+void XMLElement::SetText( bool v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ SetText( buf );
+}
+
+
+void XMLElement::SetText( float v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ SetText( buf );
+}
+
+
+void XMLElement::SetText( double v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ SetText( buf );
+}
+
+
+XMLError XMLElement::QueryIntText( int* ival ) const
+{
+ if ( FirstChild() && FirstChild()->ToText() ) {
+ const char* t = FirstChild()->Value();
+ if ( XMLUtil::ToInt( t, ival ) ) {
+ return XML_SUCCESS;
+ }
+ return XML_CAN_NOT_CONVERT_TEXT;
+ }
+ return XML_NO_TEXT_NODE;
+}
+
+
+XMLError XMLElement::QueryUnsignedText( unsigned* uval ) const
+{
+ if ( FirstChild() && FirstChild()->ToText() ) {
+ const char* t = FirstChild()->Value();
+ if ( XMLUtil::ToUnsigned( t, uval ) ) {
+ return XML_SUCCESS;
+ }
+ return XML_CAN_NOT_CONVERT_TEXT;
+ }
+ return XML_NO_TEXT_NODE;
+}
+
+
+XMLError XMLElement::QueryInt64Text(int64_t* ival) const
+{
+ if (FirstChild() && FirstChild()->ToText()) {
+ const char* t = FirstChild()->Value();
+ if (XMLUtil::ToInt64(t, ival)) {
+ return XML_SUCCESS;
+ }
+ return XML_CAN_NOT_CONVERT_TEXT;
+ }
+ return XML_NO_TEXT_NODE;
+}
+
+
+XMLError XMLElement::QueryBoolText( bool* bval ) const
+{
+ if ( FirstChild() && FirstChild()->ToText() ) {
+ const char* t = FirstChild()->Value();
+ if ( XMLUtil::ToBool( t, bval ) ) {
+ return XML_SUCCESS;
+ }
+ return XML_CAN_NOT_CONVERT_TEXT;
+ }
+ return XML_NO_TEXT_NODE;
+}
+
+
+XMLError XMLElement::QueryDoubleText( double* dval ) const
+{
+ if ( FirstChild() && FirstChild()->ToText() ) {
+ const char* t = FirstChild()->Value();
+ if ( XMLUtil::ToDouble( t, dval ) ) {
+ return XML_SUCCESS;
+ }
+ return XML_CAN_NOT_CONVERT_TEXT;
+ }
+ return XML_NO_TEXT_NODE;
+}
+
+
+XMLError XMLElement::QueryFloatText( float* fval ) const
+{
+ if ( FirstChild() && FirstChild()->ToText() ) {
+ const char* t = FirstChild()->Value();
+ if ( XMLUtil::ToFloat( t, fval ) ) {
+ return XML_SUCCESS;
+ }
+ return XML_CAN_NOT_CONVERT_TEXT;
+ }
+ return XML_NO_TEXT_NODE;
+}
+
+int XMLElement::IntText(int defaultValue) const
+{
+ int i = defaultValue;
+ QueryIntText(&i);
+ return i;
+}
+
+unsigned XMLElement::UnsignedText(unsigned defaultValue) const
+{
+ unsigned i = defaultValue;
+ QueryUnsignedText(&i);
+ return i;
+}
+
+int64_t XMLElement::Int64Text(int64_t defaultValue) const
+{
+ int64_t i = defaultValue;
+ QueryInt64Text(&i);
+ return i;
+}
+
+bool XMLElement::BoolText(bool defaultValue) const
+{
+ bool b = defaultValue;
+ QueryBoolText(&b);
+ return b;
+}
+
+double XMLElement::DoubleText(double defaultValue) const
+{
+ double d = defaultValue;
+ QueryDoubleText(&d);
+ return d;
+}
+
+float XMLElement::FloatText(float defaultValue) const
+{
+ float f = defaultValue;
+ QueryFloatText(&f);
+ return f;
+}
+
+
+XMLAttribute* XMLElement::FindOrCreateAttribute( const char* name )
+{
+ XMLAttribute* last = 0;
+ XMLAttribute* attrib = 0;
+ for( attrib = _rootAttribute;
+ attrib;
+ last = attrib, attrib = attrib->_next ) {
+ if ( XMLUtil::StringEqual( attrib->Name(), name ) ) {
+ break;
+ }
+ }
+ if ( !attrib ) {
+ attrib = CreateAttribute();
+ TIXMLASSERT( attrib );
+ if ( last ) {
+ TIXMLASSERT( last->_next == 0 );
+ last->_next = attrib;
+ }
+ else {
+ TIXMLASSERT( _rootAttribute == 0 );
+ _rootAttribute = attrib;
+ }
+ attrib->SetName( name );
+ }
+ return attrib;
+}
+
+
+void XMLElement::DeleteAttribute( const char* name )
+{
+ XMLAttribute* prev = 0;
+ for( XMLAttribute* a=_rootAttribute; a; a=a->_next ) {
+ if ( XMLUtil::StringEqual( name, a->Name() ) ) {
+ if ( prev ) {
+ prev->_next = a->_next;
+ }
+ else {
+ _rootAttribute = a->_next;
+ }
+ DeleteAttribute( a );
+ break;
+ }
+ prev = a;
+ }
+}
+
+
+char* XMLElement::ParseAttributes( char* p, int* curLineNumPtr )
+{
+ XMLAttribute* prevAttribute = 0;
+
+ // Read the attributes.
+ while( p ) {
+ p = XMLUtil::SkipWhiteSpace( p, curLineNumPtr );
+ if ( !(*p) ) {
+ _document->SetError( XML_ERROR_PARSING_ELEMENT, _parseLineNum, "XMLElement name=%s", Name() );
+ return 0;
+ }
+
+ // attribute.
+ if (XMLUtil::IsNameStartChar( *p ) ) {
+ XMLAttribute* attrib = CreateAttribute();
+ TIXMLASSERT( attrib );
+ attrib->_parseLineNum = _document->_parseCurLineNum;
+
+ int attrLineNum = attrib->_parseLineNum;
+
+ p = attrib->ParseDeep( p, _document->ProcessEntities(), curLineNumPtr );
+ if ( !p || Attribute( attrib->Name() ) ) {
+ DeleteAttribute( attrib );
+ _document->SetError( XML_ERROR_PARSING_ATTRIBUTE, attrLineNum, "XMLElement name=%s", Name() );
+ return 0;
+ }
+ // There is a minor bug here: if the attribute in the source xml
+ // document is duplicated, it will not be detected and the
+ // attribute will be doubly added. However, tracking the 'prevAttribute'
+ // avoids re-scanning the attribute list. Preferring performance for
+ // now, may reconsider in the future.
+ if ( prevAttribute ) {
+ TIXMLASSERT( prevAttribute->_next == 0 );
+ prevAttribute->_next = attrib;
+ }
+ else {
+ TIXMLASSERT( _rootAttribute == 0 );
+ _rootAttribute = attrib;
+ }
+ prevAttribute = attrib;
+ }
+ // end of the tag
+ else if ( *p == '>' ) {
+ ++p;
+ break;
+ }
+ // end of the tag
+ else if ( *p == '/' && *(p+1) == '>' ) {
+ _closingType = CLOSED;
+ return p+2; // done; sealed element.
+ }
+ else {
+ _document->SetError( XML_ERROR_PARSING_ELEMENT, _parseLineNum, 0 );
+ return 0;
+ }
+ }
+ return p;
+}
+
+void XMLElement::DeleteAttribute( XMLAttribute* attribute )
+{
+ if ( attribute == 0 ) {
+ return;
+ }
+ MemPool* pool = attribute->_memPool;
+ attribute->~XMLAttribute();
+ pool->Free( attribute );
+}
+
+XMLAttribute* XMLElement::CreateAttribute()
+{
+ TIXMLASSERT( sizeof( XMLAttribute ) == _document->_attributePool.ItemSize() );
+ XMLAttribute* attrib = new (_document->_attributePool.Alloc() ) XMLAttribute();
+ TIXMLASSERT( attrib );
+ attrib->_memPool = &_document->_attributePool;
+ attrib->_memPool->SetTracked();
+ return attrib;
+}
+
+//
+// <ele></ele>
+// <ele>foo<b>bar</b></ele>
+//
+char* XMLElement::ParseDeep( char* p, StrPair* parentEndTag, int* curLineNumPtr )
+{
+ // Read the element name.
+ p = XMLUtil::SkipWhiteSpace( p, curLineNumPtr );
+
+ // The closing element is the </element> form. It is
+ // parsed just like a regular element then deleted from
+ // the DOM.
+ if ( *p == '/' ) {
+ _closingType = CLOSING;
+ ++p;
+ }
+
+ p = _value.ParseName( p );
+ if ( _value.Empty() ) {
+ return 0;
+ }
+
+ p = ParseAttributes( p, curLineNumPtr );
+ if ( !p || !*p || _closingType != OPEN ) {
+ return p;
+ }
+
+ p = XMLNode::ParseDeep( p, parentEndTag, curLineNumPtr );
+ return p;
+}
+
+
+
+XMLNode* XMLElement::ShallowClone( XMLDocument* doc ) const
+{
+ if ( !doc ) {
+ doc = _document;
+ }
+ XMLElement* element = doc->NewElement( Value() ); // fixme: this will always allocate memory. Intern?
+ for( const XMLAttribute* a=FirstAttribute(); a; a=a->Next() ) {
+ element->SetAttribute( a->Name(), a->Value() ); // fixme: this will always allocate memory. Intern?
+ }
+ return element;
+}
+
+
+bool XMLElement::ShallowEqual( const XMLNode* compare ) const
+{
+ TIXMLASSERT( compare );
+ const XMLElement* other = compare->ToElement();
+ if ( other && XMLUtil::StringEqual( other->Name(), Name() )) {
+
+ const XMLAttribute* a=FirstAttribute();
+ const XMLAttribute* b=other->FirstAttribute();
+
+ while ( a && b ) {
+ if ( !XMLUtil::StringEqual( a->Value(), b->Value() ) ) {
+ return false;
+ }
+ a = a->Next();
+ b = b->Next();
+ }
+ if ( a || b ) {
+ // different count
+ return false;
+ }
+ return true;
+ }
+ return false;
+}
+
+
+bool XMLElement::Accept( XMLVisitor* visitor ) const
+{
+ TIXMLASSERT( visitor );
+ if ( visitor->VisitEnter( *this, _rootAttribute ) ) {
+ for ( const XMLNode* node=FirstChild(); node; node=node->NextSibling() ) {
+ if ( !node->Accept( visitor ) ) {
+ break;
+ }
+ }
+ }
+ return visitor->VisitExit( *this );
+}
+
+
+// --------- XMLDocument ----------- //
+
+// Warning: List must match 'enum XMLError'
+const char* XMLDocument::_errorNames[XML_ERROR_COUNT] = {
+ "XML_SUCCESS",
+ "XML_NO_ATTRIBUTE",
+ "XML_WRONG_ATTRIBUTE_TYPE",
+ "XML_ERROR_FILE_NOT_FOUND",
+ "XML_ERROR_FILE_COULD_NOT_BE_OPENED",
+ "XML_ERROR_FILE_READ_ERROR",
+ "UNUSED_XML_ERROR_ELEMENT_MISMATCH",
+ "XML_ERROR_PARSING_ELEMENT",
+ "XML_ERROR_PARSING_ATTRIBUTE",
+ "UNUSED_XML_ERROR_IDENTIFYING_TAG",
+ "XML_ERROR_PARSING_TEXT",
+ "XML_ERROR_PARSING_CDATA",
+ "XML_ERROR_PARSING_COMMENT",
+ "XML_ERROR_PARSING_DECLARATION",
+ "XML_ERROR_PARSING_UNKNOWN",
+ "XML_ERROR_EMPTY_DOCUMENT",
+ "XML_ERROR_MISMATCHED_ELEMENT",
+ "XML_ERROR_PARSING",
+ "XML_CAN_NOT_CONVERT_TEXT",
+ "XML_NO_TEXT_NODE"
+};
+
+
+XMLDocument::XMLDocument( bool processEntities, Whitespace whitespaceMode ) :
+ XMLNode( 0 ),
+ _writeBOM( false ),
+ _processEntities( processEntities ),
+ _errorID(XML_SUCCESS),
+ _whitespaceMode( whitespaceMode ),
+ _errorStr(),
+ _errorLineNum( 0 ),
+ _charBuffer( 0 ),
+ _parseCurLineNum( 0 ),
+ _unlinked(),
+ _elementPool(),
+ _attributePool(),
+ _textPool(),
+ _commentPool()
+{
+ // avoid VC++ C4355 warning about 'this' in initializer list (C4355 is off by default in VS2012+)
+ _document = this;
+}
+
+
+XMLDocument::~XMLDocument()
+{
+ Clear();
+}
+
+
+void XMLDocument::MarkInUse(XMLNode* node)
+{
+ TIXMLASSERT(node);
+ TIXMLASSERT(node->_parent == 0);
+
+ for (int i = 0; i < _unlinked.Size(); ++i) {
+ if (node == _unlinked[i]) {
+ _unlinked.SwapRemove(i);
+ break;
+ }
+ }
+}
+
+void XMLDocument::Clear()
+{
+ DeleteChildren();
+ while( _unlinked.Size()) {
+ DeleteNode(_unlinked[0]); // Will remove from _unlinked as part of delete.
+ }
+
+#ifdef TINYXML2_DEBUG
+ const bool hadError = Error();
+#endif
+ ClearError();
+
+ delete [] _charBuffer;
+ _charBuffer = 0;
+
+#if 0
+ _textPool.Trace( "text" );
+ _elementPool.Trace( "element" );
+ _commentPool.Trace( "comment" );
+ _attributePool.Trace( "attribute" );
+#endif
+
+#ifdef TINYXML2_DEBUG
+ if ( !hadError ) {
+ TIXMLASSERT( _elementPool.CurrentAllocs() == _elementPool.Untracked() );
+ TIXMLASSERT( _attributePool.CurrentAllocs() == _attributePool.Untracked() );
+ TIXMLASSERT( _textPool.CurrentAllocs() == _textPool.Untracked() );
+ TIXMLASSERT( _commentPool.CurrentAllocs() == _commentPool.Untracked() );
+ }
+#endif
+}
+
+
+void XMLDocument::DeepCopy(XMLDocument* target) const
+{
+ TIXMLASSERT(target);
+ if (target == this) {
+ return; // technically success - a no-op.
+ }
+
+ target->Clear();
+ for (const XMLNode* node = this->FirstChild(); node; node = node->NextSibling()) {
+ target->InsertEndChild(node->DeepClone(target));
+ }
+}
+
+XMLElement* XMLDocument::NewElement( const char* name )
+{
+ XMLElement* ele = CreateUnlinkedNode<XMLElement>( _elementPool );
+ ele->SetName( name );
+ return ele;
+}
+
+
+XMLComment* XMLDocument::NewComment( const char* str )
+{
+ XMLComment* comment = CreateUnlinkedNode<XMLComment>( _commentPool );
+ comment->SetValue( str );
+ return comment;
+}
+
+
+XMLText* XMLDocument::NewText( const char* str )
+{
+ XMLText* text = CreateUnlinkedNode<XMLText>( _textPool );
+ text->SetValue( str );
+ return text;
+}
+
+
+XMLDeclaration* XMLDocument::NewDeclaration( const char* str )
+{
+ XMLDeclaration* dec = CreateUnlinkedNode<XMLDeclaration>( _commentPool );
+ dec->SetValue( str ? str : "xml version=\"1.0\" encoding=\"UTF-8\"" );
+ return dec;
+}
+
+
+XMLUnknown* XMLDocument::NewUnknown( const char* str )
+{
+ XMLUnknown* unk = CreateUnlinkedNode<XMLUnknown>( _commentPool );
+ unk->SetValue( str );
+ return unk;
+}
+
+static FILE* callfopen( const char* filepath, const char* mode )
+{
+ TIXMLASSERT( filepath );
+ TIXMLASSERT( mode );
+#if defined(_MSC_VER) && (_MSC_VER >= 1400 ) && (!defined WINCE)
+ FILE* fp = 0;
+ errno_t err = fopen_s( &fp, filepath, mode );
+ if ( err ) {
+ return 0;
+ }
+#else
+ FILE* fp = fopen( filepath, mode );
+#endif
+ return fp;
+}
+
+void XMLDocument::DeleteNode( XMLNode* node ) {
+ TIXMLASSERT( node );
+ TIXMLASSERT(node->_document == this );
+ if (node->_parent) {
+ node->_parent->DeleteChild( node );
+ }
+ else {
+ // Isn't in the tree.
+ // Use the parent delete.
+ // Also, we need to mark it tracked: we 'know'
+ // it was never used.
+ node->_memPool->SetTracked();
+ // Call the static XMLNode version:
+ XMLNode::DeleteNode(node);
+ }
+}
+
+
+XMLError XMLDocument::LoadFile( const char* filename )
+{
+ Clear();
+ FILE* fp = callfopen( filename, "rb" );
+ if ( !fp ) {
+ SetError( XML_ERROR_FILE_NOT_FOUND, 0, "filename=%s", filename ? filename : "<null>");
+ return _errorID;
+ }
+ LoadFile( fp );
+ fclose( fp );
+ return _errorID;
+}
+
+// This is likely overengineered template art to have a check that unsigned long value incremented
+// by one still fits into size_t. If size_t type is larger than unsigned long type
+// (x86_64-w64-mingw32 target) then the check is redundant and gcc and clang emit
+// -Wtype-limits warning. This piece makes the compiler select code with a check when a check
+// is useful and code with no check when a check is redundant depending on how size_t and unsigned long
+// types sizes relate to each other.
+template
+<bool = (sizeof(unsigned long) >= sizeof(size_t))>
+struct LongFitsIntoSizeTMinusOne {
+ static bool Fits( unsigned long value )
+ {
+ return value < (size_t)-1;
+ }
+};
+
+template <>
+struct LongFitsIntoSizeTMinusOne<false> {
+ static bool Fits( unsigned long )
+ {
+ return true;
+ }
+};
+
+XMLError XMLDocument::LoadFile( FILE* fp )
+{
+ Clear();
+
+ fseek( fp, 0, SEEK_SET );
+ if ( fgetc( fp ) == EOF && ferror( fp ) != 0 ) {
+ SetError( XML_ERROR_FILE_READ_ERROR, 0, 0 );
+ return _errorID;
+ }
+
+ fseek( fp, 0, SEEK_END );
+ const long filelength = ftell( fp );
+ fseek( fp, 0, SEEK_SET );
+ if ( filelength == -1L ) {
+ SetError( XML_ERROR_FILE_READ_ERROR, 0, 0 );
+ return _errorID;
+ }
+ TIXMLASSERT( filelength >= 0 );
+
+ if ( !LongFitsIntoSizeTMinusOne<>::Fits( filelength ) ) {
+ // Cannot handle files which won't fit in buffer together with null terminator
+ SetError( XML_ERROR_FILE_READ_ERROR, 0, 0 );
+ return _errorID;
+ }
+
+ if ( filelength == 0 ) {
+ SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
+ return _errorID;
+ }
+
+ const size_t size = filelength;
+ TIXMLASSERT( _charBuffer == 0 );
+ _charBuffer = new char[size+1];
+ size_t read = fread( _charBuffer, 1, size, fp );
+ if ( read != size ) {
+ SetError( XML_ERROR_FILE_READ_ERROR, 0, 0 );
+ return _errorID;
+ }
+
+ _charBuffer[size] = 0;
+
+ Parse();
+ return _errorID;
+}
+
+
+XMLError XMLDocument::SaveFile( const char* filename, bool compact )
+{
+ FILE* fp = callfopen( filename, "w" );
+ if ( !fp ) {
+ SetError( XML_ERROR_FILE_COULD_NOT_BE_OPENED, 0, "filename=%s", filename ? filename : "<null>");
+ return _errorID;
+ }
+ SaveFile(fp, compact);
+ fclose( fp );
+ return _errorID;
+}
+
+
+XMLError XMLDocument::SaveFile( FILE* fp, bool compact )
+{
+ // Clear any error from the last save, otherwise it will get reported
+ // for *this* call.
+ ClearError();
+ XMLPrinter stream( fp, compact );
+ Print( &stream );
+ return _errorID;
+}
+
+
+XMLError XMLDocument::Parse( const char* p, size_t len )
+{
+ Clear();
+
+ if ( len == 0 || !p || !*p ) {
+ SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
+ return _errorID;
+ }
+ if ( len == (size_t)(-1) ) {
+ len = strlen( p );
+ }
+ TIXMLASSERT( _charBuffer == 0 );
+ _charBuffer = new char[ len+1 ];
+ memcpy( _charBuffer, p, len );
+ _charBuffer[len] = 0;
+
+ Parse();
+ if ( Error() ) {
+ // clean up now essentially dangling memory.
+ // and the parse fail can put objects in the
+ // pools that are dead and inaccessible.
+ DeleteChildren();
+ _elementPool.Clear();
+ _attributePool.Clear();
+ _textPool.Clear();
+ _commentPool.Clear();
+ }
+ return _errorID;
+}
+
+
+void XMLDocument::Print( XMLPrinter* streamer ) const
+{
+ if ( streamer ) {
+ Accept( streamer );
+ }
+ else {
+ XMLPrinter stdoutStreamer( stdout );
+ Accept( &stdoutStreamer );
+ }
+}
+
+
+void XMLDocument::SetError( XMLError error, int lineNum, const char* format, ... )
+{
+ TIXMLASSERT( error >= 0 && error < XML_ERROR_COUNT );
+ _errorID = error;
+ _errorLineNum = lineNum;
+ _errorStr.Reset();
+
+ size_t BUFFER_SIZE = 1000;
+ char* buffer = new char[BUFFER_SIZE];
+
+ TIXML_SNPRINTF(buffer, BUFFER_SIZE, "Error=%s ErrorID=%d (0x%x) Line number=%d", ErrorIDToName(error), int(error), int(error), lineNum);
+
+ if (format) {
+ size_t len = strlen(buffer);
+ TIXML_SNPRINTF(buffer + len, BUFFER_SIZE - len, ": ");
+ len = strlen(buffer);
+
+ va_list va;
+ va_start(va, format);
+ TIXML_VSNPRINTF(buffer + len, BUFFER_SIZE - len, format, va);
+ va_end(va);
+ }
+ _errorStr.SetStr(buffer);
+ delete[] buffer;
+}
+
+
+/*static*/ const char* XMLDocument::ErrorIDToName(XMLError errorID)
+{
+ TIXMLASSERT( errorID >= 0 && errorID < XML_ERROR_COUNT );
+ const char* errorName = _errorNames[errorID];
+ TIXMLASSERT( errorName && errorName[0] );
+ return errorName;
+}
+
+const char* XMLDocument::ErrorStr() const
+{
+ return _errorStr.Empty() ? "" : _errorStr.GetStr();
+}
+
+
+void XMLDocument::PrintError() const
+{
+ printf("%s\n", ErrorStr());
+}
+
+const char* XMLDocument::ErrorName() const
+{
+ return ErrorIDToName(_errorID);
+}
+
+void XMLDocument::Parse()
+{
+ TIXMLASSERT( NoChildren() ); // Clear() must have been called previously
+ TIXMLASSERT( _charBuffer );
+ _parseCurLineNum = 1;
+ _parseLineNum = 1;
+ char* p = _charBuffer;
+ p = XMLUtil::SkipWhiteSpace( p, &_parseCurLineNum );
+ p = const_cast<char*>( XMLUtil::ReadBOM( p, &_writeBOM ) );
+ if ( !*p ) {
+ SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
+ return;
+ }
+ ParseDeep(p, 0, &_parseCurLineNum );
+}
+
+XMLPrinter::XMLPrinter( FILE* file, bool compact, int depth ) :
+ _elementJustOpened( false ),
+ _stack(),
+ _firstElement( true ),
+ _fp( file ),
+ _depth( depth ),
+ _textDepth( -1 ),
+ _processEntities( true ),
+ _compactMode( compact ),
+ _buffer()
+{
+ for( int i=0; i<ENTITY_RANGE; ++i ) {
+ _entityFlag[i] = false;
+ _restrictedEntityFlag[i] = false;
+ }
+ for( int i=0; i<NUM_ENTITIES; ++i ) {
+ const char entityValue = entities[i].value;
+ const unsigned char flagIndex = (unsigned char)entityValue;
+ TIXMLASSERT( flagIndex < ENTITY_RANGE );
+ _entityFlag[flagIndex] = true;
+ }
+ _restrictedEntityFlag[(unsigned char)'&'] = true;
+ _restrictedEntityFlag[(unsigned char)'<'] = true;
+ _restrictedEntityFlag[(unsigned char)'>'] = true; // not required, but consistency is nice
+ _buffer.Push( 0 );
+}
+
+
+void XMLPrinter::Print( const char* format, ... )
+{
+ va_list va;
+ va_start( va, format );
+
+ if ( _fp ) {
+ vfprintf( _fp, format, va );
+ }
+ else {
+ const int len = TIXML_VSCPRINTF( format, va );
+ // Close out and re-start the va-args
+ va_end( va );
+ TIXMLASSERT( len >= 0 );
+ va_start( va, format );
+ TIXMLASSERT( _buffer.Size() > 0 && _buffer[_buffer.Size() - 1] == 0 );
+ char* p = _buffer.PushArr( len ) - 1; // back up over the null terminator.
+ TIXML_VSNPRINTF( p, len+1, format, va );
+ }
+ va_end( va );
+}
+
+
+void XMLPrinter::Write( const char* data, size_t size )
+{
+ if ( _fp ) {
+ fwrite ( data , sizeof(char), size, _fp);
+ }
+ else {
+ char* p = _buffer.PushArr( static_cast<int>(size) ) - 1; // back up over the null terminator.
+ memcpy( p, data, size );
+ p[size] = 0;
+ }
+}
+
+
+void XMLPrinter::Putc( char ch )
+{
+ if ( _fp ) {
+ fputc ( ch, _fp);
+ }
+ else {
+ char* p = _buffer.PushArr( sizeof(char) ) - 1; // back up over the null terminator.
+ p[0] = ch;
+ p[1] = 0;
+ }
+}
+
+
+void XMLPrinter::PrintSpace( int depth )
+{
+ for( int i=0; i<depth; ++i ) {
+ Write( " " );
+ }
+}
+
+
+void XMLPrinter::PrintString( const char* p, bool restricted )
+{
+ // Look for runs of bytes between entities to print.
+ const char* q = p;
+
+ if ( _processEntities ) {
+ const bool* flag = restricted ? _restrictedEntityFlag : _entityFlag;
+ while ( *q ) {
+ TIXMLASSERT( p <= q );
+ // Remember, char is sometimes signed. (How many times has that bitten me?)
+ if ( *q > 0 && *q < ENTITY_RANGE ) {
+ // Check for entities. If one is found, flush
+ // the stream up until the entity, write the
+ // entity, and keep looking.
+ if ( flag[(unsigned char)(*q)] ) {
+ while ( p < q ) {
+ const size_t delta = q - p;
+ const int toPrint = ( INT_MAX < delta ) ? INT_MAX : (int)delta;
+ Write( p, toPrint );
+ p += toPrint;
+ }
+ bool entityPatternPrinted = false;
+ for( int i=0; i<NUM_ENTITIES; ++i ) {
+ if ( entities[i].value == *q ) {
+ Putc( '&' );
+ Write( entities[i].pattern, entities[i].length );
+ Putc( ';' );
+ entityPatternPrinted = true;
+ break;
+ }
+ }
+ if ( !entityPatternPrinted ) {
+ // TIXMLASSERT( entityPatternPrinted ) causes gcc -Wunused-but-set-variable in release
+ TIXMLASSERT( false );
+ }
+ ++p;
+ }
+ }
+ ++q;
+ TIXMLASSERT( p <= q );
+ }
+ }
+ // Flush the remaining string. This will be the entire
+ // string if an entity wasn't found.
+ TIXMLASSERT( p <= q );
+ if ( !_processEntities || ( p < q ) ) {
+ const size_t delta = q - p;
+ const int toPrint = ( INT_MAX < delta ) ? INT_MAX : (int)delta;
+ Write( p, toPrint );
+ }
+}
+
+
+void XMLPrinter::PushHeader( bool writeBOM, bool writeDec )
+{
+ if ( writeBOM ) {
+ static const unsigned char bom[] = { TIXML_UTF_LEAD_0, TIXML_UTF_LEAD_1, TIXML_UTF_LEAD_2, 0 };
+ Write( reinterpret_cast< const char* >( bom ) );
+ }
+ if ( writeDec ) {
+ PushDeclaration( "xml version=\"1.0\"" );
+ }
+}
+
+
+void XMLPrinter::OpenElement( const char* name, bool compactMode )
+{
+ SealElementIfJustOpened();
+ _stack.Push( name );
+
+ if ( _textDepth < 0 && !_firstElement && !compactMode ) {
+ Putc( '\n' );
+ }
+ if ( !compactMode ) {
+ PrintSpace( _depth );
+ }
+
+ Write ( "<" );
+ Write ( name );
+
+ _elementJustOpened = true;
+ _firstElement = false;
+ ++_depth;
+}
+
+
+void XMLPrinter::PushAttribute( const char* name, const char* value )
+{
+ TIXMLASSERT( _elementJustOpened );
+ Putc ( ' ' );
+ Write( name );
+ Write( "=\"" );
+ PrintString( value, false );
+ Putc ( '\"' );
+}
+
+
+void XMLPrinter::PushAttribute( const char* name, int v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ PushAttribute( name, buf );
+}
+
+
+void XMLPrinter::PushAttribute( const char* name, unsigned v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ PushAttribute( name, buf );
+}
+
+
+void XMLPrinter::PushAttribute(const char* name, int64_t v)
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr(v, buf, BUF_SIZE);
+ PushAttribute(name, buf);
+}
+
+
+void XMLPrinter::PushAttribute( const char* name, bool v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ PushAttribute( name, buf );
+}
+
+
+void XMLPrinter::PushAttribute( const char* name, double v )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( v, buf, BUF_SIZE );
+ PushAttribute( name, buf );
+}
+
+
+void XMLPrinter::CloseElement( bool compactMode )
+{
+ --_depth;
+ const char* name = _stack.Pop();
+
+ if ( _elementJustOpened ) {
+ Write( "/>" );
+ }
+ else {
+ if ( _textDepth < 0 && !compactMode) {
+ Putc( '\n' );
+ PrintSpace( _depth );
+ }
+ Write ( "</" );
+ Write ( name );
+ Write ( ">" );
+ }
+
+ if ( _textDepth == _depth ) {
+ _textDepth = -1;
+ }
+ if ( _depth == 0 && !compactMode) {
+ Putc( '\n' );
+ }
+ _elementJustOpened = false;
+}
+
+
+void XMLPrinter::SealElementIfJustOpened()
+{
+ if ( !_elementJustOpened ) {
+ return;
+ }
+ _elementJustOpened = false;
+ Putc( '>' );
+}
+
+
+void XMLPrinter::PushText( const char* text, bool cdata )
+{
+ _textDepth = _depth-1;
+
+ SealElementIfJustOpened();
+ if ( cdata ) {
+ Write( "<![CDATA[" );
+ Write( text );
+ Write( "]]>" );
+ }
+ else {
+ PrintString( text, true );
+ }
+}
+
+void XMLPrinter::PushText( int64_t value )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( value, buf, BUF_SIZE );
+ PushText( buf, false );
+}
+
+void XMLPrinter::PushText( int value )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( value, buf, BUF_SIZE );
+ PushText( buf, false );
+}
+
+
+void XMLPrinter::PushText( unsigned value )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( value, buf, BUF_SIZE );
+ PushText( buf, false );
+}
+
+
+void XMLPrinter::PushText( bool value )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( value, buf, BUF_SIZE );
+ PushText( buf, false );
+}
+
+
+void XMLPrinter::PushText( float value )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( value, buf, BUF_SIZE );
+ PushText( buf, false );
+}
+
+
+void XMLPrinter::PushText( double value )
+{
+ char buf[BUF_SIZE];
+ XMLUtil::ToStr( value, buf, BUF_SIZE );
+ PushText( buf, false );
+}
+
+
+void XMLPrinter::PushComment( const char* comment )
+{
+ SealElementIfJustOpened();
+ if ( _textDepth < 0 && !_firstElement && !_compactMode) {
+ Putc( '\n' );
+ PrintSpace( _depth );
+ }
+ _firstElement = false;
+
+ Write( "<!--" );
+ Write( comment );
+ Write( "-->" );
+}
+
+
+void XMLPrinter::PushDeclaration( const char* value )
+{
+ SealElementIfJustOpened();
+ if ( _textDepth < 0 && !_firstElement && !_compactMode) {
+ Putc( '\n' );
+ PrintSpace( _depth );
+ }
+ _firstElement = false;
+
+ Write( "<?" );
+ Write( value );
+ Write( "?>" );
+}
+
+
+void XMLPrinter::PushUnknown( const char* value )
+{
+ SealElementIfJustOpened();
+ if ( _textDepth < 0 && !_firstElement && !_compactMode) {
+ Putc( '\n' );
+ PrintSpace( _depth );
+ }
+ _firstElement = false;
+
+ Write( "<!" );
+ Write( value );
+ Putc( '>' );
+}
+
+
+bool XMLPrinter::VisitEnter( const XMLDocument& doc )
+{
+ _processEntities = doc.ProcessEntities();
+ if ( doc.HasBOM() ) {
+ PushHeader( true, false );
+ }
+ return true;
+}
+
+
+bool XMLPrinter::VisitEnter( const XMLElement& element, const XMLAttribute* attribute )
+{
+ const XMLElement* parentElem = 0;
+ if ( element.Parent() ) {
+ parentElem = element.Parent()->ToElement();
+ }
+ const bool compactMode = parentElem ? CompactMode( *parentElem ) : _compactMode;
+ OpenElement( element.Name(), compactMode );
+ while ( attribute ) {
+ PushAttribute( attribute->Name(), attribute->Value() );
+ attribute = attribute->Next();
+ }
+ return true;
+}
+
+
+bool XMLPrinter::VisitExit( const XMLElement& element )
+{
+ CloseElement( CompactMode(element) );
+ return true;
+}
+
+
+bool XMLPrinter::Visit( const XMLText& text )
+{
+ PushText( text.Value(), text.CData() );
+ return true;
+}
+
+
+bool XMLPrinter::Visit( const XMLComment& comment )
+{
+ PushComment( comment.Value() );
+ return true;
+}
+
+bool XMLPrinter::Visit( const XMLDeclaration& declaration )
+{
+ PushDeclaration( declaration.Value() );
+ return true;
+}
+
+
+bool XMLPrinter::Visit( const XMLUnknown& unknown )
+{
+ PushUnknown( unknown.Value() );
+ return true;
+}
+
+} // namespace tinyxml2
+
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