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/*
Variables Plugin for Miranda-IM (www.miranda-im.org)
Copyright 2003-2006 P. Boon
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "variables.h"
// this is for get and put(s)
static CRITICAL_SECTION csVarRegister;
static VARIABLEREGISTER *vr = NULL;
static int vrCount = 0;
static int addToVariablesRegister(TCHAR *szName, TCHAR *szText)
{
if ((szName == NULL) || (szText == NULL) || (_tcslen(szName) <= 0))
return -1;
mir_cslock lck(csVarRegister);
for (int i = 0; i < vrCount; i++) {
if ((!_tcscmp(vr[i].szName, szName))) {
mir_free(vr[i].szText);
vr[i].szText = mir_tstrdup(szText);
return 0;
}
}
vr = (VARIABLEREGISTER*)mir_realloc(vr, (vrCount + 1)*sizeof(VARIABLEREGISTER));
if (vr == NULL)
return -1;
vr[vrCount].szName = mir_tstrdup(szName);
vr[vrCount].szText = mir_tstrdup(szText);
vr[vrCount].dwOwnerThread = GetCurrentThreadId();
vrCount += 1;
return 0;
}
static TCHAR *searchVariableRegister(TCHAR *szName)
{
if ((szName == NULL) || (_tcslen(szName) <= 0))
return NULL;
mir_cslock lck(csVarRegister);
for (int i = 0; i < vrCount; i++)
if ((!_tcscmp(vr[i].szName, szName)))
return mir_tstrdup(vr[i].szText);
return NULL;
}
int clearVariableRegister(bool bAll)
{
int count = 0;
mir_cslock lck(csVarRegister);
for (int i = 0; i < vrCount; i++) {
if (!bAll && vr[i].dwOwnerThread != GetCurrentThreadId())
continue;
mir_free(vr[i].szName);
mir_free(vr[i].szText);
if (vrCount > 1) {
memcpy(&vr[i], &vr[vrCount-1], sizeof(VARIABLEREGISTER));
vr = (VARIABLEREGISTER*)mir_realloc(vr, (vrCount-1)*sizeof(VARIABLEREGISTER));
if (vr == NULL)
return -1;
vrCount--;
}
else {
mir_free(vr);
vr = NULL;
vrCount = 0;
}
count += 1;
}
return count;
}
static TCHAR *parsePut(ARGUMENTSINFO *ai)
{
FORMATINFO fi;
if (ai->argc != 3)
return NULL;
// ai->flags |= AIF_DONTPARSE;
if (addToVariablesRegister(ai->targv[1], ai->targv[2]))
return NULL;
memcpy(&fi, ai->fi, sizeof(fi));
fi.tszFormat = ai->targv[2];
fi.flags |= FIF_TCHAR;
return formatString(&fi);
}
static TCHAR *parsePuts(ARGUMENTSINFO *ai)
{
if (ai->argc != 3)
return NULL;
if (addToVariablesRegister(ai->targv[1], ai->targv[2]))
return NULL;
return mir_tstrdup(_T(""));
}
static TCHAR *parseGet(ARGUMENTSINFO *ai)
{
if (ai->argc != 2)
return NULL;
return searchVariableRegister(ai->targv[1]);
}
int registerVariablesTokens()
{
registerIntToken(_T(GET), parseGet, TRF_FUNCTION, LPGEN("Variables")"\t(x)\t"LPGEN("variable set by put(s) with name x"));
registerIntToken(_T(PUT), parsePut, TRF_FUNCTION, LPGEN("Variables")"\t(x,y)\t"LPGEN("x, and stores y as variable named x"));//TRF_UNPARSEDARGS);
registerIntToken(_T(PUTS), parsePuts, TRF_FUNCTION, LPGEN("Variables")"\t(x,y)\t"LPGEN("only stores y as variables x"));//TRF_UNPARSEDARGS);
InitializeCriticalSection(&csVarRegister);
return 0;
}
void unregisterVariablesTokens()
{
clearVariableRegister(true);
DeleteCriticalSection(&csVarRegister);
}
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