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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"
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()
{
HWND hwndWinamp = FindWindow(_T("STUDIO"), NULL);
if (hwndWinamp == NULL)
hwndWinamp = FindWindow(_T("Winamp v1.x"),NULL);
if (hwndWinamp == NULL)
return NULL;
TCHAR *szWinText = (TCHAR*)mir_alloc((GetWindowTextLength(hwndWinamp) + 1)*sizeof(TCHAR));
if (szWinText == NULL)
return NULL;
if (GetWindowText(hwndWinamp, szWinText, GetWindowTextLength(hwndWinamp)+1) == 0) {
mir_free(szWinText);
return NULL;
}
TCHAR *szTitle = (TCHAR*)mir_alloc((2*_tcslen(szWinText)+1)*sizeof(TCHAR));
if (szTitle == NULL) {
mir_free(szWinText);
return NULL;
}
_tcscpy(szTitle, szWinText);
_tcscpy(szTitle+_tcslen(szTitle), szWinText);
mir_free(szWinText);
return szTitle;
}
static TCHAR *parseWinampSong(ARGUMENTSINFO *ai)
{
if (ai->argc != 1)
return NULL;
TCHAR *res = NULL;
TCHAR *szTitle = getFullWinampTitleText();
if (szTitle == NULL)
return NULL;
TCHAR *scur = _tcschr(szTitle, '.');
TCHAR *cur = _tcsstr(scur, _T(" - Winamp"));
if ((scur == NULL) || (cur == NULL) || (scur >= cur) || (scur > (szTitle + _tcslen(szTitle) - 2)) || (cur > (szTitle + _tcslen(szTitle)))) {
mir_free(szTitle);
return NULL;
}
scur++;
scur++;
*cur = '\0';
res = mir_tstrdup(scur);
mir_free(szTitle);
ai->flags |= AIF_DONTPARSE;
return res;
}
static TCHAR *parseWinampState(ARGUMENTSINFO *ai)
{
if (ai->argc != 1)
return NULL;
TCHAR *res = NULL;
TCHAR *szTitle = getFullWinampTitleText();
if (szTitle == NULL)
return NULL;
TCHAR *scur = _tcschr(szTitle, '.');
TCHAR *cur = _tcsstr(scur, _T(" - Winamp"));
if ((scur == NULL) || (cur == NULL)) {
mir_free(szTitle);
return mir_tstrdup(TranslateT("Stopped"));
}
if ((!_tcsncmp(cur+10, _T("[Stopped]"), 9))) {
mir_free(szTitle);
return mir_tstrdup(TranslateT("Stopped"));
}
if ((!_tcsncmp(cur+10, _T("[Paused]"), 8))) {
mir_free(szTitle);
return mir_tstrdup(TranslateT("Paused"));
}
mir_free(szTitle);
return mir_tstrdup(_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 this is the first failure after a succesful init, call uninit for a cleanup (maybe it'll help for the next try ;)) */
if (lastAMIPFailure == 0)
acUninit();
lastAMIPFailure = GetTickCount();
return -1;
}
static TCHAR *parseAMIPEval(ARGUMENTSINFO *ai)
{
if (ai->argc != 2)
return NULL;
char *cmd = mir_t2a(ai->targv[1]);
if (checkAMIP() != 0) {
log_debugA("checkAMIP failed");
return NULL;
}
TCHAR *tszRes = NULL;
char szRes[AC_BUFFER_SIZE];
ZeroMemory(&szRes, sizeof(szRes));
if (AC_ERR_NOERROR == acEval(cmd, szRes))
tszRes = mir_a2t(szRes);
else
lastAMIPFailure = GetTickCount();
mir_free(cmd);
return tszRes;
}
static TCHAR *parseAMIPFormat(ARGUMENTSINFO *ai)
{
if (ai->argc != 2)
return NULL;
char *cmd = mir_t2a(ai->targv[1]);
if (checkAMIP() != 0)
return NULL;
TCHAR *tszRes = NULL;
char szRes[AC_BUFFER_SIZE];
if (AC_ERR_NOERROR == acFormat(cmd, szRes))
tszRes = mir_a2t(szRes);
else
lastAMIPFailure = GetTickCount();
mir_free(cmd);
return tszRes;
}
static int initAMIP()
{
HMODULE hModule = LoadLibrary(_T("ac.dll"));
if (hModule == NULL) {
TCHAR path[MAX_PATH];
GetModuleFileName(NULL, path, MAX_PATH);
TCHAR *cur = _tcsrchr(path, '\\');
if (cur != NULL)
_tcscpy(cur+1, _T("ac.dll"));
else
_tcscpy(cur, _T("ac.dll"));
hModule = LoadLibrary(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, LPGEN("External Applications")"\t"LPGEN("retrieves song name of the song currently playing in Winamp"));
registerIntToken(_T(WINAMPSTATE), parseWinampState, TRF_FIELD, LPGEN("External Applications")"\t"LPGEN("retrieves current Winamp state (Playing/Paused/Stopped)"));
if (!initAMIP()) {
registerIntToken(_T(AMIPEVAL), parseAMIPEval, TRF_FUNCTION, LPGEN("External Applications")"\t(x)\t"LPGEN("retrieves info from AMIP (x is var_<variable> with any AMIP variable)"));
registerIntToken(_T(AMIPFORMAT), parseAMIPFormat, TRF_FUNCTION|TRF_UNPARSEDARGS, LPGEN("External Applications")"\t(x)\t"LPGEN("retrieves 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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