exml/exml/Attribute.cpp

128 lines
3.0 KiB
C++

/**
* @author Edouard DUPIN
*
* @copyright 2011, Edouard DUPIN, all right reserved
*
* @license BSD v3 (see license file)
*/
#include <exml/Attribute.h>
#include <exml/debug.h>
#undef __class__
#define __class__ "Attribute"
exml::Attribute::Attribute(const etk::UString& _name, const etk::UString& _value) :
exml::Node(_value),
m_name(_name)
{
}
bool exml::Attribute::Parse(const etk::UString& _data, int32_t& _pos, bool _caseSensitive, ivec2& _filePos)
{
EXML_VERBOSE("start parse : 'attribute'");
m_pos = _filePos;
// search end of the comment :
int32_t lastElementName = _pos;
for (int32_t iii=_pos; iii<_data.Size(); iii++) {
_filePos += ivec2(1,0);
#ifdef ENABLE_DISPLAY_PARSED_ELEMENT
DrawElementParsed(_data[iii], _filePos);
#endif
if (_data[iii] == '\n') {
_filePos.setValue(1, _filePos.y()+1);
EXML_ERROR("unexpected '\\n' in an attribute parsing");
return false;
}
if (true==CheckAvaillable(_data[iii], false) ) {
lastElementName = iii;
} else {
break;
}
}
m_name = _data.Extract(_pos, lastElementName+1);
if (true==_caseSensitive) {
m_name.Lower();
}
if (lastElementName+1>=_data.Size()) {
EXML_ERROR(" parse an xml end with an attribute parsing...");
return false;
}
if (_data[lastElementName+1] != '=') {
EXML_ERROR(" error attribute parsing ==> missing '=' ...");
return false;
}
if (lastElementName+2>=_data.Size()) {
EXML_ERROR(" parse an xml end with an attribute parsing...");
return false;
}
if (_data[lastElementName+2] != '"') {
// parse with no element " ==> direct value separate with space ...
_filePos += ivec2(2,0);
int32_t lastAttributePos = lastElementName+3;
for (int32_t iii=lastElementName+2; iii<_data.Size(); iii++) {
_filePos += ivec2(1,0);
#ifdef ENABLE_DISPLAY_PARSED_ELEMENT
DrawElementParsed(_data[iii], _filePos);
#endif
if (_data[iii] == '\n') {
_filePos.setValue(1, _filePos.y()+1);
EXML_ERROR("unexpected '\\n' in an attribute parsing");
return false;
}
if (_data[iii]!=' ') {
lastAttributePos = iii;
} else {
break;
}
}
m_value = _data.Extract(lastElementName+2, lastAttributePos+1);
_pos = lastAttributePos+1;
return true;
}
_filePos += ivec2(2,0);
int32_t lastAttributePos = lastElementName+3;
for (int32_t iii=lastElementName+3; iii<_data.Size(); iii++) {
_filePos += ivec2(1,0);
#ifdef ENABLE_DISPLAY_PARSED_ELEMENT
DrawElementParsed(_data[iii], _filePos);
#endif
if (_data[iii] == '\n') {
_filePos.setValue(1, _filePos.y()+1);
EXML_ERROR("unexpected '\\n' in an attribute parsing");
return false;
}
if (_data[iii]!='"') {
lastAttributePos = iii;
} else {
break;
}
}
m_value = _data.Extract(lastElementName+3, lastAttributePos+1);
EXML_VERBOSE("attribute : " << m_name << "=\"" << m_value << "\"");
_pos = lastAttributePos;
return true;
}
bool exml::Attribute::Generate(etk::UString& _data, int32_t _indent) const
{
_data += " ";
_data += m_name;
_data += "=\"";
_data += m_value;
_data += "\"";
return true;
}
void exml::Attribute::Clear(void)
{
m_name="";
}