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/*
Variables Plugin for Miranda-IM (www.miranda-im.org)
Copyright 2003-2006 P. Boon
This program is mir_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"
#include "parse_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) {
int i;
if ((szName == NULL) || (szText == NULL) || (_tcslen(szName) <= 0)) {
return -1;
}
EnterCriticalSection(&csVarRegister);
for (i=0;i<vrCount;i++) {
if ((!_tcscmp(vr[i].szName, szName))) { // && (vr[i].dwOwnerThread == GetCurrentThreadId())) {
mir_free(vr[i].szText);
vr[i].szText = mir_tstrdup(szText);
LeaveCriticalSection(&csVarRegister);
return 0;
}
}
vr = ( VARIABLEREGISTER* )mir_realloc(vr, (vrCount+1)*sizeof(VARIABLEREGISTER));
if (vr == NULL) {
LeaveCriticalSection(&csVarRegister);
return -1;
}
vr[vrCount].szName = mir_tstrdup(szName);
vr[vrCount].szText = mir_tstrdup(szText);
vr[vrCount].dwOwnerThread = GetCurrentThreadId();
vrCount += 1;
LeaveCriticalSection(&csVarRegister);
return 0;
}
static TCHAR *searchVariableRegister(TCHAR *szName) {
TCHAR *res;
int i;
res = NULL;
if ((szName == NULL) || (_tcslen(szName) <= 0)) {
return NULL;
}
EnterCriticalSection(&csVarRegister);
for (i=0;i<vrCount;i++) {
if ((!_tcscmp(vr[i].szName, szName))) { // && (vr[i].dwOwnerThread == GetCurrentThreadId())) {
res = mir_tstrdup(vr[i].szText);
LeaveCriticalSection(&csVarRegister);
return res;
}
}
LeaveCriticalSection(&csVarRegister);
return NULL;
}
int clearVariableRegister() {
int i, count;
count = 0;
EnterCriticalSection(&csVarRegister);
for (i=0;i<vrCount;i++) {
if (vr[i].dwOwnerThread == GetCurrentThreadId()) {
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) {
LeaveCriticalSection(&csVarRegister);
return -1;
}
vrCount -= 1;
}
else {
mir_free(vr);
vr = NULL;
vrCount = 0;
}
count += 1;
}
}
LeaveCriticalSection(&csVarRegister);
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;
}
// ai->flags |= AIF_DONTPARSE;
if (addToVariablesRegister(ai->targv[1], ai->targv[2])) {
return NULL;
}
return mir_tstrdup(_T(""));
}
static TCHAR *parseGet(ARGUMENTSINFO *ai) {
TCHAR *szText;
if (ai->argc != 2) {
return NULL;
}
// ai->flags |= AIF_DONTPARSE;
szText = searchVariableRegister(ai->targv[1]);
if (szText == NULL) {
return NULL;
}
return szText;
}
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()
{
DeleteCriticalSection(&csVarRegister);
}
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