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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"
#include "parse_external.h"
#include "ac/ac.h"
static int (WINAPI *acEval)(const char *, char *) = NULL;
static int (WINAPI *acFormat)(const char *, char *) = NULL;
static int (WINAPI *acInitClient)(const char *, int, int, int, int) = NULL;
static void (WINAPI *acUninit)() = NULL;
static unsigned int lastAMIPFailure = -1;
static TCHAR *getFullWinampTitleText() {
TCHAR *szTitle, *szWinText;
HWND hwndWinamp;
hwndWinamp = FindWindow(_T("STUDIO"), NULL);
if (hwndWinamp == NULL)
hwndWinamp = FindWindow(_T("Winamp v1.x"),NULL);
if (hwndWinamp == NULL)
return NULL;
szWinText = ( TCHAR* )malloc((GetWindowTextLength(hwndWinamp) + 1)*sizeof(TCHAR));
if (szWinText == NULL)
return NULL;
if (GetWindowText(hwndWinamp, szWinText, GetWindowTextLength(hwndWinamp)+1) == 0) {
free(szWinText);
return NULL;
}
szTitle = ( TCHAR* )malloc((2*_tcslen(szWinText)+1)*sizeof(TCHAR));
if (szTitle == NULL) {
free(szWinText);
return NULL;
}
_tcscpy(szTitle, szWinText);
_tcscpy(szTitle+_tcslen(szTitle), szWinText);
free(szWinText);
return szTitle;
}
static TCHAR *parseWinampSong(ARGUMENTSINFO *ai) {
TCHAR *szTitle, *scur, *cur, *res;
if (ai->argc != 1) {
return NULL;
}
res = NULL;
szTitle = getFullWinampTitleText();
if (szTitle == NULL) {
return NULL;
}
scur = _tcschr(szTitle, _T('.'));
cur = _tcsstr(scur, _T(" - Winamp"));
if ( (scur == NULL) || (cur == NULL) || (scur >= cur) || (scur > (szTitle + _tcslen(szTitle) - 2)) || (cur > (szTitle + _tcslen(szTitle))) ) {
free(szTitle);
return NULL;
}
scur++;
scur++;
*cur = '\0';
res = _tcsdup(scur);
free(szTitle);
ai->flags |= AIF_DONTPARSE;
return res;
}
static TCHAR *parseWinampState(ARGUMENTSINFO *ai) {
TCHAR *szTitle, *scur, *cur, *res;
if (ai->argc != 1) {
return NULL;
}
res = NULL;
szTitle = getFullWinampTitleText();
if (szTitle == NULL) {
return NULL;
}
scur = _tcschr(szTitle, _T('.'));
cur = _tcsstr(scur, _T(" - Winamp"));
if ( (scur == NULL) || (cur == NULL) ) {
free(szTitle);
return _tcsdup(TranslateT("Stopped"));
}
if ( (!_tcsncmp(cur+10, _T("[Stopped]"), 9)) ) {
free(szTitle);
return _tcsdup(TranslateT("Stopped"));
}
if ( (!_tcsncmp(cur+10, _T("[Paused]"), 8)) ) {
free(szTitle);
return _tcsdup(TranslateT("Paused"));
}
free(szTitle);
return _tcsdup(_T("Playing"));
}
static unsigned int checkAMIP() {
if (lastAMIPFailure == 0) {
log_debugA("AMIP initialized");
return 0;
}
if (GetTickCount() - lastAMIPFailure < AMIP_TIMEOUT) {
log_debugA("AMIP not initialized, not attempting");
return -1;
}
if (acInitClient("127.0.0.1", 60333, 1000, 5, 1)) {
lastAMIPFailure = 0;
log_debugA("AMIP now initialized");
return 0; // success
}
log_debugA("AMIP failed to initialized");
if (lastAMIPFailure == 0) {
/* if this is the first failure after a succesful init, call uninit for a cleanup (maybe it'll help for the next try ;) ) */
acUninit();
}
lastAMIPFailure = GetTickCount();
return -1;
}
static TCHAR *parseAMIPEval(ARGUMENTSINFO *ai) {
TCHAR *tszRes;
char *cmd;
char szRes[AC_BUFFER_SIZE];
tszRes = NULL;
if (ai->argc != 2) {
return NULL;
}
#ifdef UNICODE
cmd = u2a(ai->targv[1]);
#else
cmd = _strdup(ai->targv[1]);
#endif
if (checkAMIP() != 0) {
log_debugA("checkAMIP failed");
return NULL;
}
ZeroMemory(&szRes, sizeof(szRes));
if (AC_ERR_NOERROR == acEval(cmd, szRes)) {
tszRes = a2u(szRes);
}
else {
lastAMIPFailure = GetTickCount();
}
free(cmd);
return tszRes;
}
static TCHAR *parseAMIPFormat(ARGUMENTSINFO *ai) {
TCHAR *tszRes;
char *cmd;
char szRes[AC_BUFFER_SIZE];
tszRes = NULL;
if (ai->argc != 2) {
return NULL;
}
cmd = u2a(ai->targv[1]);
if (checkAMIP() != 0) {
return NULL;
}
if (AC_ERR_NOERROR == acFormat(cmd, szRes)) {
tszRes = a2u(szRes);
}
else {
lastAMIPFailure = GetTickCount();
}
free(cmd);
return tszRes;
}
static int initAMIP() {
HMODULE hModule;
hModule = LoadLibraryA("ac.dll");
if (hModule == NULL) {
char path[MAX_PATH];
char *cur;
GetModuleFileNameA(NULL, path, sizeof(path));
cur = strrchr(path, '\\');
if (cur != NULL)
strcpy(cur+1, "ac.dll");
else
strcpy(cur, "ac.dll");
hModule = LoadLibraryA(path);
}
if (hModule == NULL) {
return -1;
}
acInitClient = (int (__stdcall *)(const char *,int ,int ,int ,int ))GetProcAddress(hModule, "ac_init_client");
acEval = (int (__stdcall *)(const char *,char *))GetProcAddress(hModule, "ac_eval");
acFormat = (int (__stdcall *)(const char *,char *))GetProcAddress(hModule, "ac_format");
acUninit = (void (__stdcall *)())GetProcAddress(hModule, "ac_uninit");
return 0;
}
int registerExternalTokens() {
registerIntToken(_T(WINAMPSONG), parseWinampSong, TRF_FIELD, "External Applications\tretrieves song name of the song currently playing in Winamp");
registerIntToken(_T(WINAMPSTATE), parseWinampState, TRF_FIELD, "External Applications\tretrieves current Winamp state (Playing/Paused/Stopped)");
if (!initAMIP()) {
registerIntToken(_T(AMIPEVAL), parseAMIPEval, TRF_FUNCTION, "External Applications\t(x)\tretrieves info from AMIP (x is var_<variable> with any AMIP variable)");
registerIntToken(_T(AMIPFORMAT), parseAMIPFormat, TRF_FUNCTION|TRF_UNPARSEDARGS, "External Applications\t(x)\tretrieves info from AMIP (x is AMIP format string)");
}
else {
log_infoA("Variables: ac.dll for AMIP not found");
}
return 0;
}
int deInitExternal() {
if (acUninit != NULL) {
acUninit();
}
return 0;
}
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