94 lines
1.9 KiB
C++
94 lines
1.9 KiB
C++
/**
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* @file lllogchat.cpp
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* @brief LLLogChat class implementation
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*
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* Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
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* $License$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "lllogchat.h"
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const S32 LOG_RECALL_SIZE = 2048;
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//static
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LLString LLLogChat::makeLogFileName(LLString filename)
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{
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filename = gDirUtilp->getExpandedFilename(LL_PATH_PER_ACCOUNT_CHAT_LOGS,filename.c_str());
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filename += ".txt";
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return filename;
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}
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//static
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void LLLogChat::saveHistory(LLString filename, LLString line)
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{
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if(!filename.size())
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{
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llinfos << "Filename is Empty!" << llendl;
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return;
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}
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FILE* fp = LLFile::fopen(LLLogChat::makeLogFileName(filename).c_str(), "a"); /*Flawfinder: ignore*/
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if (!fp)
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{
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llinfos << "Couldn't open chat history log!" << llendl;
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}
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else
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{
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fprintf(fp, "%s\n", line.c_str());
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fclose (fp);
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}
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}
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void LLLogChat::loadHistory(LLString filename , void (*callback)(LLString,void*), void* userdata)
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{
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if(!filename.size())
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{
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llerrs << "Filename is Empty!" << llendl;
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}
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FILE* fptr = LLFile::fopen(makeLogFileName(filename).c_str(), "r"); /*Flawfinder: ignore*/
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if (!fptr)
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{
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return; //No previous conversation with this name.
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}
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else
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{
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char buffer[LOG_RECALL_SIZE]; /*Flawfinder: ignore*/
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char *bptr;
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S32 len;
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bool firstline=TRUE;
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if ( fseek(fptr, (LOG_RECALL_SIZE - 1) * -1 , SEEK_END) )
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{ //File is smaller than recall size. Get it all.
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firstline = FALSE;
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if ( fseek(fptr, 0, SEEK_SET) )
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{
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fclose(fptr);
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return;
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}
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}
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while ( fgets(buffer, LOG_RECALL_SIZE, fptr) && !feof(fptr) )
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{
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len = strlen(buffer) - 1; /*Flawfinder: ignore*/
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for ( bptr = (buffer + len); (*bptr == '\n' || *bptr == '\r') && bptr>buffer; bptr--) *bptr='\0';
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if (!firstline)
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{
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callback(buffer,userdata);
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}
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else
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{
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firstline = FALSE;
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}
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}
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callback("-- End of Log ---",userdata);
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fclose(fptr);
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}
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}
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