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ChatFilter.cpp
Package: SwordOnline.rar [view]
Upload User: dzyhzl
Upload Date: 2019-04-29
Package Size: 56270k
Code Size: 3k
Category:
Game Server Simulator
Development Platform:
C/C++
- // ChatFilter.cpp: implementation of the CChatFilter class.
- //
- //////////////////////////////////////////////////////////////////////
- #include "KWin32.h"
- #include "KEngine.h"
- #include "ChatFilter.h"
- #include "stdio.h"
- #include "../../Engine/Src/Cryptography/EDOneTimePad.h"
- #include "../ErrorCode.h"
- #include "malloc.h"
- //////////////////////////////////////////////////////////////////////
- const char file_chatflt[] = "\settings\chatsent.flt";
- //////////////////////////////////////////////////////////////////////
- const size_t EXP_MAXLEN = 1024;
- extern CFilterTextLib g_libFilterText;
- //////////////////////////////////////////////////////////////////////
- // Construction/Destruction
- //////////////////////////////////////////////////////////////////////
- CChatFilter::CChatFilter()
- : m_pTextFilter(NULL)
- {
- }
- CChatFilter::~CChatFilter()
- {
- }
- BOOL CChatFilter::Initialize()
- {
- Error_SetErrorString("CChatFilter::Initialize()");
- if (m_pTextFilter)
- {
- return TRUE;
- }
- KPakFile FileChatFlt;
- if (FileChatFlt.Open((char*)file_chatflt) == FALSE)
- {
- Error_SetErrorCode(ERR_T_FILE_NO_FOUND);
- Error_SetErrorString(file_chatflt);
- return FALSE;
- }
- if (SUCCEEDED(g_libFilterText.CreateTextFilter(&m_pTextFilter)))
- {
- char* pBuffer = NULL;
- int nSize = FileChatFlt.Size();
- if (nSize)
- pBuffer = (char*)_alloca(nSize + 1);
- if (pBuffer)
- {
- int nFinalSize = FileChatFlt.Read(pBuffer, nSize);
- if (nFinalSize >= nSize)
- pBuffer[nSize] = 0;
- else
- memset(pBuffer + nFinalSize, 0, nSize - nFinalSize + 1);
- char* pLineHeader = pBuffer;
- do
- {
- char* pLineEnd = strchr(pLineHeader, 0x0a);
- int nLineLen;
- if (pLineEnd)
- {
- *pLineEnd = 0;
- nLineLen = pLineEnd - pLineHeader;
- }
- else
- {
- nLineLen = nFinalSize - (pLineHeader - pBuffer);
- }
- if (pLineHeader[0] && nLineLen > 0)
- {
- if (pLineHeader[nLineLen - 1] == 0x0d)
- pLineHeader[--nLineLen] = 0;
- if (nLineLen)
- {
- EDOneTimePad_Decipher(pLineHeader, nLineLen);
- m_pTextFilter->AddExpression(pLineHeader);
- }
- }
- pLineHeader = pLineEnd ? pLineEnd + 1: NULL;
- }while(pLineHeader);
- }
- }
- FileChatFlt.Close();
- if(m_pTextFilter)
- {
- return TRUE;
- }
- else
- {
- Error_SetErrorCode(ERR_T_MODULE_INIT_FAILED);
- return FALSE;
- }
- }
- BOOL CChatFilter::Uninitialize()
- {
- if (m_pTextFilter)
- {
- m_pTextFilter->Release();
- m_pTextFilter = NULL;
- }
- return TRUE;
- }
- BOOL CChatFilter::IsTextPass(LPCTSTR text)
- {
- if (!m_pTextFilter)
- return FALSE;
- return m_pTextFilter->IsTextPass(text);
- }