XMLParser.cpp

/*!
 * \class XMLParser
 *
 * \ingroup GroupName
 *
 * \brief 
 *
 * TODO: long description
 *
 * \note 
 *
 * \author SuooL
 *
 * \version 1.0
 *
 * \date 五月 2015
 *
 * Contact: hu1020935219@gmail.com
 *
 */

#include "XMLParser.h"
#include "cocos2d.h"

using namespace std;
using namespace cocos2d;

//字符ascii码
// 空格
const static int SPACE = 32;
// 换行
const static int NEXTLINE = 10;
// tab 横向制表符
const static int TAB = 9;

string replace(string source, string pattern, string dstPattern)
{
	string result;
	string::size_type pos;

	int lenSource = source.length();
	int i = 0;

	for (i = 0; i < lenSource; ++i)
	{
		pos = source.find(pattern, i);
		if (string::npos == pos)
			break;

		if (pos < lenSource)
		{
			string s = source.substr(i, pos - i);
			result += s;
			result += dstPattern;
			i = pos + pattern.length() - 1;
		}
	}
	result += source.substr(i);
	return result;
}

XMLParser* XMLParser::parseWithFile(const char *xmlFileName)
{
	XMLParser *pXMLParser = new XMLParser();
	if (pXMLParser->initWithFile(xmlFileName))
	{
		pXMLParser->autorelease();
		return pXMLParser;
	}
	CC_SAFE_DELETE(pXMLParser);
	return NULL;
}

bool XMLParser::initWithFile(const char *xmlFileName)
{
	m_pDictionary = new CCDictionary();
	SAXParser _parser;
	_parser.setDelegator(this);
	//获取文件全路径
	string fullPath = FileUtils::getInstance()->fullPathForFilename(xmlFileName);
	CCLog("xml parser full path : %s", fullPath.c_str());

	return _parser.parse(fullPath);
}

XMLParser* XMLParser::parseWithString(const char *content)
{
	XMLParser *pXMLParser = new XMLParser();
	if (pXMLParser->initWithString(content))
	{
		pXMLParser->autorelease();
		return pXMLParser;
	}
	CC_SAFE_DELETE(pXMLParser);
	return NULL;
}

bool XMLParser::initWithString(const char *content)
{
	m_pDictionary = new CCDictionary();
	SAXParser _parse;
	_parse.setDelegator(this);
	return _parse.parse(content, strlen(content));
}

//开始一个节点
// 比如 <string name="muzhuang">木\n桩\n怪</string>
//name    为		:string 
//atts[0] 为属性	: name
//atts[1] 为值		: app_name
//atts[2] 以此类推
void XMLParser::startElement(void *ctx, const char *name, const char **atts)
{
	this->startXMLElement = (char *)name;
	CCLog("start=%s", startXMLElement.c_str());//name

	if (this->startXMLElement == "string")
	{
		while (atts && *atts)
		{
			CCLog("attrs0=%s", atts[0]);	//atts[0] : name
			CCLog("attrs1=%s", atts[1]);	//atts[1] : app_name

			const char *attsKey = *atts;
			if (0 == strcmp(attsKey, "name"))
			{
				++atts;
				const char *attsValue = *atts;
				m_key = attsValue;			//key
				break;
			}
			++atts;
		}

	}

}

void XMLParser::endElement(void *ctx, const char *name)
{
	this->endXMLElement = (char *)name;
	CCLog("end=%s", endXMLElement.c_str());
}

void XMLParser::textHandler(void *ctx, const char *s, int len)
{
	string value((char *)s, 0, len);

	//是否全是非正常字符
	bool noValue = true;
	for (int i = 0; i < len; ++i)
	{
		if (s[i] != SPACE && s[i] != NEXTLINE && s[i] != TAB)
		{
			noValue = false;
			break;
		}
	}
	if (noValue) return;
	string result = replace(value, string("\\n"), string("\n"));
	CCString *pString = CCString::create(result);
	CCLog("key=%s value=%s", m_key.c_str(), pString->getCString());
	this->m_pDictionary->setObject(pString, this->m_key);
}

String* XMLParser::getString(const char *key)
{
	string strKey(key);
	return (String *)this->m_pDictionary->objectForKey(strKey);
}

XMLParser::XMLParser()
{
}

XMLParser::~XMLParser()
{
	CC_SAFE_DELETE(this->m_pDictionary);
}