ruleset.cpp

网络游戏魔域的服务端与客户端完整源代码 包括详细的说明文档与开发日志

// RuleSet.cpp: implementation of the CRuleSet class.
//
//////////////////////////////////////////////////////////////////////

#include "windows.h"
#include "mycom.h"
#include "Fact.h"
#include "SymbolTable.h"
#include "FactSet.h"
#include "RuleSet.h"
#include "i_mydb.h"
#include "Syntax.h"
#include "aicenter.h"

MYHEAP_IMPLEMENTATION(CRuleObj,s_heap)
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

bool CRuleObj::Create(CSymbolTable* pSymbolTable, OBJID id, StringRef strMode, StringRef strCondition, StringRef strResult, int nPriority, int nNow, int nDurable)
{
	LOGDUMP("Add Rule: %s; %s; %s; %d", (LPCTSTR)strMode, (LPCTSTR)strCondition, (LPCTSTR)strResult, nPriority);

	m_id			= id;
	AnalyzeFact(pSymbolTable, strMode, &m_cMode);
	AnalyzeFactSet(pSymbolTable, strCondition, &m_setFacts);
	AnalyzeFact(pSymbolTable, strResult, &m_cResult, &m_cPattern);
	m_nPriority		= nPriority;
	m_tActive.Startup(nNow, nDurable);

	LOGDUMP("Add rule: mode:%s, condition:%s, rule:%s, %s", (LPCTSTR)m_cMode.Dump(), (LPCTSTR)m_setFacts.Dump(), (LPCTSTR)m_cResult.Dump(), (LPCTSTR)m_cPattern.Dump());
	return true;
}

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CRuleSet::CRuleSet()
{
	m_setRule	= RULE_SET::CreateNew(true);
}

CRuleSet::~CRuleSet()
{

}

bool CRuleSet::Create(CAiCenter* pOwner, IDatabase *pDb, int nNow)
{
	m_pOwner	= pOwner;
	m_nStartNow	= nNow;

	char	buf[256];
	sprintf(buf, "SELECT * FROM %s WHERE owner_id=%u || owner_id=0", _TBL_RULE, pOwner->QueryAgent()->GetID());
	IRecordset* pRes = pDb->CreateNewRecordset(buf, false);
	for(int i = 0; i < pRes->RecordCount(); i++,pRes->MoveNext())
	{
		AddRule(pRes->GetInt(RULEDATA_ID), 
				pRes->GetStr(RULEDATA_MODE),
				pRes->GetStr(RULEDATA_CONDITION),
				pRes->GetStr(RULEDATA_RESULT),
				pRes->GetInt(RULEDATA_PRIORITY)	);
	}
	pRes->Release();

	return true;
}

void CRuleSet::AddRule(OBJID idRule, StringRef strMode, StringRef strCondition, StringRef strResult, int nPriority)
{
	CSymbolTable* pSymbolTable	= m_pOwner->QuerySymbolTable();

	CRuleObj* pRule = CRuleObj::CreateNew();
	IF_OK(pRule)
	{
		int	nDurable = m_pOwner->QueryAgent()->Priority2Durable(nPriority);
		IF_OK(pRule->Create(pSymbolTable, idRule, strMode, strCondition, strResult, nPriority, m_nStartNow, nDurable))
		{
			m_setRule->AddObj(pRule);
			return ;
		}
		else
			pRule->ReleaseByOwner();
	}
}