timezone api extended to support global settings

git-svn-id: http://svn.miranda-ng.org/main/trunk@8139 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

1 files changed, 99 insertions, 125 deletions

diff --git a/src/modules/utils/timezones.cpp b/src/modules/utils/timezones.cpp
index dab7f94089..9db7e89fa7 100644
--- a/src/modules/utils/timezones.cpp
+++ b/src/modules/utils/timezones.cpp
@@ -32,14 +32,14 @@ TIME_API tmi;
 typedef DWORD 	(WINAPI *pfnGetDynamicTimeZoneInformation_t)(DYNAMIC_TIME_ZONE_INFORMATION *pdtzi);

 static pfnGetDynamicTimeZoneInformation_t pfnGetDynamicTimeZoneInformation;

 

-typedef struct _REG_TZI_FORMAT

+struct REG_TZI_FORMAT

 {

 	LONG Bias;

 	LONG StandardBias;

 	LONG DaylightBias;

 	SYSTEMTIME StandardDate;

 	SYSTEMTIME DaylightDate;

-} REG_TZI_FORMAT;

+};

 

 #define MIM_TZ_DISPLAYLEN 128

 

@@ -48,27 +48,27 @@ struct MIM_TIMEZONE
 	unsigned hash;

 	int offset;

 

-	TCHAR	tszName[MIM_TZ_NAMELEN];			// windows name for the time zone

-	wchar_t	szDisplay[MIM_TZ_DISPLAYLEN];		// more descriptive display name (that's what usually appears in dialogs)

-												// every hour should be sufficient.

+	TCHAR	tszName[MIM_TZ_NAMELEN];            // windows name for the time zone

+	wchar_t	szDisplay[MIM_TZ_DISPLAYLEN];    // more descriptive display name (that's what usually appears in dialogs)

+	                                          // every hour should be sufficient.

 	TIME_ZONE_INFORMATION tzi;

 

 	static int compareBias(const MIM_TIMEZONE* p1, const MIM_TIMEZONE* p2)

 	{ return p2->tzi.Bias - p1->tzi.Bias; }

 };

 

-typedef struct

+struct TZ_INT_INFO

 {

-	DWORD		timestamp;					// last time updated

-	MIM_TIMEZONE myTZ;						// set to my own timezone

-} TZ_INT_INFO;

+	DWORD		timestamp;  // last time updated

+	MIM_TIMEZONE myTZ;   // set to my own timezone

+};

 

 static TZ_INT_INFO myInfo;

 

 static OBJLIST<MIM_TIMEZONE>  g_timezones(55, NumericKeySortT);

 static LIST<MIM_TIMEZONE>     g_timezonesBias(55, MIM_TIMEZONE::compareBias);

 

-void FormatTime (const SYSTEMTIME *st, const TCHAR *szFormat, TCHAR *szDest, int cbDest);

+void FormatTime(const SYSTEMTIME *st, const TCHAR *szFormat, TCHAR *szDest, int cbDest);

 void UnixTimeToFileTime(mir_time ts, LPFILETIME pft);

 mir_time FileTimeToUnixTime(LPFILETIME pft);

 

@@ -81,8 +81,7 @@ static int timeapiGetTimeZoneTime(HANDLE hTZ, SYSTEMTIME *st)
 	MIM_TIMEZONE *tz = (MIM_TIMEZONE*)hTZ;

 	if (tz == UTC_TIME_HANDLE)

 		GetSystemTime(st);

-	else if (tz && tz != &myInfo.myTZ)

-	{

+	else if (tz && tz != &myInfo.myTZ) {

 		SYSTEMTIME sto;

 		GetSystemTime(&sto);

 		return !fnSystemTimeToTzSpecificLocalTime(&tz->tzi, &sto, st);

@@ -106,8 +105,7 @@ static LPCTSTR timeapiGetTzName(HANDLE hTZ)
 

 static LPCTSTR timeapiGetTzDescription(LPCTSTR TZname)

 {

-	for (int i=0; i < g_timezonesBias.getCount(); i++)

-	{

+	for (int i = 0; i < g_timezonesBias.getCount(); i++) {

 		MIM_TIMEZONE *tz = g_timezonesBias[i];

 

 		if (!lstrcmp(tz->tszName, TZname))

@@ -168,25 +166,24 @@ static HANDLE timeapiGetInfoByName(LPCTSTR tszName, DWORD dwFlags)
 	return tz;

 }

 

-static HANDLE timeapiGetInfoByContact(MCONTACT hContact, DWORD dwFlags)

+static HANDLE timeapiGetInfoByContact(MCONTACT hContact, LPCSTR szModule, DWORD dwFlags)

 {

 	if (hContact == NULL)

 		return (dwFlags & (TZF_DIFONLY | TZF_KNOWNONLY)) ? NULL : &myInfo.myTZ;

 

+	if (szModule == NULL) szModule = "UserInfo";

+

 	DBVARIANT dbv;

-	if (!db_get_ts(hContact, "UserInfo", "TzName", &dbv))

-	{

+	if (!db_get_ts(hContact, szModule, "TzName", &dbv)) {

 		HANDLE res = timeapiGetInfoByName(dbv.ptszVal, dwFlags);

 		db_free(&dbv);

 		if (res) return res;

 	}

 

-	signed char timezone = (signed char)db_get_b(hContact, "UserInfo", "Timezone", -1);

-	if (timezone == -1)

-	{

+	signed char timezone = (signed char)db_get_b(hContact, szModule, "Timezone", -1);

+	if (timezone == -1) {

 		char *szProto = GetContactProto(hContact);

-		if (!db_get_ts(hContact, szProto, "TzName", &dbv))

-		{

+		if (!db_get_ts(hContact, szProto, "TzName", &dbv)) {

 			HANDLE res = timeapiGetInfoByName(dbv.ptszVal, dwFlags);

 			db_free(&dbv);

 			if (res) return res;

@@ -194,12 +191,10 @@ static HANDLE timeapiGetInfoByContact(MCONTACT hContact, DWORD dwFlags)
 		timezone = (signed char)db_get_b(hContact, szProto, "Timezone", -1);

 	}

 

-	if (timezone != -1)

-	{

+	if (timezone != -1) {

 		MIM_TIMEZONE tzsearch;

 		tzsearch.tzi.Bias = timezone * 30;

-		if (myInfo.myTZ.tzi.Bias == tzsearch.tzi.Bias)

-		{

+		if (myInfo.myTZ.tzi.Bias == tzsearch.tzi.Bias) {

 			if (dwFlags & TZF_DIFONLY) return NULL;

 			return &myInfo.myTZ;

 		}

@@ -208,18 +203,15 @@ static HANDLE timeapiGetInfoByContact(MCONTACT hContact, DWORD dwFlags)
 		while (i >= 0 && g_timezonesBias[i]->tzi.Bias == tzsearch.tzi.Bias) --i;

 

 		int delta = LONG_MAX;

-		for (int j = ++i; j < g_timezonesBias.getCount() && g_timezonesBias[j]->tzi.Bias == tzsearch.tzi.Bias; ++j)

-		{

+		for (int j = ++i; j < g_timezonesBias.getCount() && g_timezonesBias[j]->tzi.Bias == tzsearch.tzi.Bias; ++j) {

 			int delta1 = abs(g_timezonesBias[j]->tzi.DaylightDate.wMonth - myInfo.myTZ.tzi.DaylightDate.wMonth);

-			if (delta1 <= delta)

-			{

+			if (delta1 <= delta) {

 				delta = delta1;

 				i = j;

 			}

 		}

 

-		if (i >= 0)

-		{

+		if (i >= 0) {

 			MIM_TIMEZONE *tz = g_timezonesBias[i];

 			return ((dwFlags & TZF_DIFONLY) && IsSameTime(tz)) ? NULL : tz;

 		}

@@ -227,21 +219,18 @@ static HANDLE timeapiGetInfoByContact(MCONTACT hContact, DWORD dwFlags)
 	return (dwFlags & (TZF_DIFONLY | TZF_KNOWNONLY)) ? NULL : &myInfo.myTZ;

 }

 

-static void timeapiSetInfoByContact(MCONTACT hContact, HANDLE hTZ)

+static void timeapiSetInfoByContact(MCONTACT hContact, LPCSTR szModule, HANDLE hTZ)

 {

-	MIM_TIMEZONE *tz = (MIM_TIMEZONE*)hTZ;

-

-	if (hContact == NULL) return;

+	if (szModule == NULL) szModule = "UserInfo";

 

-	if (tz)

-	{

-		db_set_ts(hContact, "UserInfo", "TzName", tz->tszName);

-		db_set_b(hContact, "UserInfo", "Timezone", (char)((tz->tzi.Bias + tz->tzi.StandardBias) / 30));

+	MIM_TIMEZONE *tz = (MIM_TIMEZONE*)hTZ;

+	if (tz) {

+		db_set_ts(hContact, szModule, "TzName", tz->tszName);

+		db_set_b(hContact, szModule, "Timezone", (char)((tz->tzi.Bias + tz->tzi.StandardBias) / 30));

 	}

-	else

-	{

-		db_unset(hContact, "UserInfo", "TzName");

-		db_unset(hContact, "UserInfo", "Timezone");

+	else {

+		db_unset(hContact, szModule, "TzName");

+		db_unset(hContact, szModule, "Timezone");

 	}

 }

 

@@ -256,7 +245,6 @@ static int timeapiPrintDateTime(HANDLE hTZ, LPCTSTR szFormat, LPTSTR szDest, int
 		return 1;

 

 	FormatTime(&st, szFormat, szDest, cbDest);

-

 	return 0;

 }

 

@@ -269,8 +257,7 @@ static int timeapiPrintTimeStamp(HANDLE hTZ, mir_time ts, LPCTSTR szFormat, LPTS
 	FILETIME ft;

 

 	if (tz == NULL) tz = &myInfo.myTZ;

-	if (tz == NULL)

-	{

+	if (tz == NULL) {

 		FILETIME lft;

 

 		UnixTimeToFileTime(ts, &lft);

@@ -278,8 +265,7 @@ static int timeapiPrintTimeStamp(HANDLE hTZ, mir_time ts, LPCTSTR szFormat, LPTS
 	}

 	else if (tz == UTC_TIME_HANDLE)

 		UnixTimeToFileTime(ts, &ft);

-	else

-	{

+	else {

 		if (tz->offset == INT_MIN)

 			CalcTsOffset(tz);

 

@@ -300,14 +286,12 @@ static LPTIME_ZONE_INFORMATION timeapiGetTzi(HANDLE hTZ)
 	return tz ? &tz->tzi : &myInfo.myTZ.tzi;

 }

 

-

 static mir_time timeapiTimeStampToTimeZoneTimeStamp(HANDLE hTZ, mir_time ts)

 {

 	MIM_TIMEZONE *tz = (MIM_TIMEZONE*)hTZ;

 

 	if (tz == NULL) tz = &myInfo.myTZ;

-	if (tz == NULL)

-	{

+	if (tz == NULL) {

 		FILETIME ft, lft;

 

 		UnixTimeToFileTime(ts, &ft);

@@ -323,21 +307,20 @@ static mir_time timeapiTimeStampToTimeZoneTimeStamp(HANDLE hTZ, mir_time ts)
 	return ts + tz->offset;

 }

 

-typedef struct

+struct ListMessages

 {

 	UINT addStr, getSel, setSel, getData, setData;

-} ListMessages;

-

-static const ListMessages lbMessages =

-{ LB_ADDSTRING, LB_GETCURSEL, LB_SETCURSEL, LB_GETITEMDATA, LB_SETITEMDATA };

+};

 

-static const ListMessages cbMessages =

-{ CB_ADDSTRING, CB_GETCURSEL, CB_SETCURSEL, CB_GETITEMDATA, CB_SETITEMDATA };

+static const ListMessages lbMessages = { LB_ADDSTRING, LB_GETCURSEL, LB_SETCURSEL, LB_GETITEMDATA, LB_SETITEMDATA };

+static const ListMessages cbMessages = { CB_ADDSTRING, CB_GETCURSEL, CB_SETCURSEL, CB_GETITEMDATA, CB_SETITEMDATA };

 

-static const ListMessages *GetListMessages(HWND hWnd, DWORD dwFlags)

+static const ListMessages* GetListMessages(HWND hWnd, DWORD dwFlags)

 {

-	if (!(dwFlags & (TZF_PLF_CB | TZF_PLF_LB)))

-	{

+	if (hWnd == NULL)

+		return NULL;

+

+	if (!(dwFlags & (TZF_PLF_CB | TZF_PLF_LB))) {

 		TCHAR	tszClassName[128];

 		GetClassName(hWnd, tszClassName, SIZEOF(tszClassName));

 		if (!_tcsicmp(tszClassName, _T("COMBOBOX")))

@@ -346,38 +329,44 @@ static const ListMessages *GetListMessages(HWND hWnd, DWORD dwFlags)
 			dwFlags |= TZF_PLF_LB;

 	}

 	if (dwFlags & TZF_PLF_CB)

-		return & cbMessages;

+		return &cbMessages;

 	else if (dwFlags & TZF_PLF_LB)

-		return & lbMessages;

+		return &lbMessages;

 	else

 		return NULL;

 }

 

+///////////////////////////////////////////////////////////////////////////////

 

-static int timeapiSelectListItem(MCONTACT hContact, HWND hWnd, DWORD dwFlags)

+static int timeapiSelectListItem(MCONTACT hContact, LPCSTR szModule, HWND hWnd, DWORD dwFlags)

 {

-	if (hWnd == NULL)	   // nothing to do

+	const ListMessages *lstMsg = GetListMessages(hWnd, dwFlags);

+	if (lstMsg == NULL)

 		return -1;

 

-	const ListMessages *lstMsg = GetListMessages(hWnd, dwFlags);

-	if (lstMsg == NULL) return -1;

+	if (szModule == NULL) szModule = "UserInfo";

 

 	int iSelection = 0;

-	if (hContact)

-	{

-		DBVARIANT dbv;

-		if (!db_get_ts(hContact, "UserInfo", "TzName", &dbv))

-		{

-			unsigned hash = mir_hashstrT(dbv.ptszVal);

-			for (int i=0; i < g_timezonesBias.getCount(); i++)

-			{

-				if (hash == g_timezonesBias[i]->hash)

-				{

+	ptrT tszName(db_get_tsa(hContact, szModule, "TzName"));

+	if (tszName != NULL) {

+		unsigned hash = mir_hashstrT(tszName);

+		for (int i = 0; i < g_timezonesBias.getCount(); i++) {

+			if (hash == g_timezonesBias[i]->hash) {

+				iSelection = i + 1;

+				break;

+			}

+		}

+	}

+	else {

+		signed char cBias = db_get_b(hContact, szModule, "Timezone", -100);

+		if (cBias != -100) {

+			int iBias = cBias * 30;

+			for (int i = 0; i < g_timezonesBias.getCount(); i++) {

+				if (iBias == g_timezonesBias[i]->tzi.Bias) {

 					iSelection = i + 1;

 					break;

 				}

 			}

-			db_free(&dbv);

 		}

 	}

 

@@ -385,45 +374,41 @@ static int timeapiSelectListItem(MCONTACT hContact, HWND hWnd, DWORD dwFlags)
 	return iSelection;

 }

 

-

-static int timeapiPrepareList(MCONTACT hContact, HWND hWnd, DWORD dwFlags)

+static int timeapiPrepareList(MCONTACT hContact, LPCSTR szModule, HWND hWnd, DWORD dwFlags)

 {

-	if (hWnd == NULL)	   // nothing to do

-		return 0;

-

 	const ListMessages *lstMsg = GetListMessages(hWnd, dwFlags);

-	if (lstMsg == NULL) return 0;

+	if (lstMsg == NULL)

+		return 0;

 

 	SendMessage(hWnd, lstMsg->addStr, 0, (LPARAM)TranslateT("<unspecified>"));

 

-	for (int i=0; i < g_timezonesBias.getCount(); i++)

-	{

+	for (int i = 0; i < g_timezonesBias.getCount(); i++) {

 		MIM_TIMEZONE *tz = g_timezonesBias[i];

 

 		SendMessage(hWnd, lstMsg->addStr, 0, (LPARAM)tz->szDisplay);

 		SendMessage(hWnd, lstMsg->setData, i + 1, (LPARAM)tz);

 	}

 

-	return timeapiSelectListItem(hContact, hWnd, dwFlags);

+	return timeapiSelectListItem(hContact, szModule, hWnd, dwFlags);

 }

 

-

-static void timeapiStoreListResult(MCONTACT hContact, HWND hWnd, DWORD dwFlags)

+static void timeapiStoreListResult(MCONTACT hContact, LPCSTR szModule, HWND hWnd, DWORD dwFlags)

 {

+	if (szModule == NULL) szModule = "UserInfo";

+

 	const ListMessages *lstMsg = GetListMessages(hWnd, dwFlags);

-	if (lstMsg == NULL) return;

-

-	LRESULT offset = SendMessage(hWnd, lstMsg->getSel, 0, 0);

-	if (offset > 0)

-	{

-		MIM_TIMEZONE *tz = (MIM_TIMEZONE*)SendMessage(hWnd, lstMsg->getData, offset, 0);

-		if ((INT_PTR)tz != CB_ERR && tz != NULL)

-			timeapiSetInfoByContact(hContact, tz);

+	if (lstMsg) {

+		LRESULT offset = SendMessage(hWnd, lstMsg->getSel, 0, 0);

+		if (offset > 0) {

+			MIM_TIMEZONE *tz = (MIM_TIMEZONE*)SendMessage(hWnd, lstMsg->getData, offset, 0);

+			if ((INT_PTR)tz != CB_ERR && tz != NULL)

+				timeapiSetInfoByContact(hContact, szModule, tz);

+		}

+		else timeapiSetInfoByContact(hContact, szModule, NULL);

 	}

-	else

-		timeapiSetInfoByContact(hContact, NULL);

 }

 

+///////////////////////////////////////////////////////////////////////////////

 

 static INT_PTR GetTimeApi(WPARAM, LPARAM lParam)

 {

@@ -462,20 +447,19 @@ static INT_PTR TimestampToLocal(WPARAM wParam, LPARAM)
 static INT_PTR TimestampToStringT(WPARAM wParam, LPARAM lParam)

 {

 	DBTIMETOSTRINGT *tts = (DBTIMETOSTRINGT*)lParam;

-	if (tts == NULL) return 0;

-

-	timeapiPrintTimeStamp(NULL, (mir_time)wParam, tts->szFormat, tts->szDest, tts->cbDest, 0);

+	if (tts != NULL)

+		timeapiPrintTimeStamp(NULL, (mir_time)wParam, tts->szFormat, tts->szDest, tts->cbDest, 0);

 	return 0;

 }

 

 static INT_PTR TimestampToStringA(WPARAM wParam, LPARAM lParam)

 {

 	DBTIMETOSTRING *tts = (DBTIMETOSTRING*)lParam;

-	if (tts == NULL) return 0;

-

-	TCHAR *szDest = (TCHAR*)alloca(tts->cbDest);

-	timeapiPrintTimeStamp(NULL, (mir_time)wParam, StrConvT(tts->szFormat), szDest, tts->cbDest, 0);

-	WideCharToMultiByte(CP_ACP, 0, szDest, -1, tts->szDest, tts->cbDest, NULL, NULL);

+	if (tts != NULL) {

+		TCHAR *szDest = (TCHAR*)alloca(tts->cbDest);

+		timeapiPrintTimeStamp(NULL, (mir_time)wParam, StrConvT(tts->szFormat), szDest, tts->cbDest, 0);

+		WideCharToMultiByte(CP_ACP, 0, szDest, -1, tts->szDest, tts->cbDest, NULL, NULL);

+	}

 	return 0;

 }

 

@@ -495,24 +479,19 @@ extern "C" __declspec(dllexport) void RecalculateTime(void)
 	bool found = false;

 	DYNAMIC_TIME_ZONE_INFORMATION dtzi;

 

-	if (pfnGetDynamicTimeZoneInformation && pfnGetDynamicTimeZoneInformation(&dtzi) != TIME_ZONE_ID_INVALID)

-	{

+	if (pfnGetDynamicTimeZoneInformation && pfnGetDynamicTimeZoneInformation(&dtzi) != TIME_ZONE_ID_INVALID) {

 		TCHAR *myTzKey = mir_u2t(dtzi.TimeZoneKeyName);

 		_tcscpy(myInfo.myTZ.tszName, myTzKey);

 		mir_free(myTzKey);

 		found = true;

 	}

 

-	for (int i=0; i < g_timezones.getCount(); i++)

-	{

+	for (int i = 0; i < g_timezones.getCount(); i++) {

 		MIM_TIMEZONE &tz = g_timezones[i];

 		if (tz.offset != INT_MIN) tz.offset = INT_MIN;

 

-		if (!found)

-		{

-			if (!wcscmp(tz.tzi.StandardName, myInfo.myTZ.tzi.StandardName)  ||

-				!wcscmp(tz.tzi.DaylightName, myInfo.myTZ.tzi.DaylightName))

-			{

+		if (!found) {

+			if (!wcscmp(tz.tzi.StandardName, myInfo.myTZ.tzi.StandardName) || !wcscmp(tz.tzi.DaylightName, myInfo.myTZ.tzi.DaylightName)) {

 				_tcscpy(myInfo.myTZ.tszName, tz.tszName);

 				found = true;

 			}

@@ -535,17 +514,14 @@ void InitTimeZones(void)
 	if (IsWinVerVistaPlus())

 		pfnGetDynamicTimeZoneInformation = (pfnGetDynamicTimeZoneInformation_t)GetProcAddress(GetModuleHandle(_T("kernel32")), "GetDynamicTimeZoneInformation");

 

-	if (ERROR_SUCCESS == RegOpenKeyEx(HKEY_LOCAL_MACHINE, tszKey, 0, KEY_ENUMERATE_SUB_KEYS, &hKey))

-	{

+	if (ERROR_SUCCESS == RegOpenKeyEx(HKEY_LOCAL_MACHINE, tszKey, 0, KEY_ENUMERATE_SUB_KEYS, &hKey)) {

 		DWORD	dwIndex = 0;

 		HKEY	hSubKey;

 		TCHAR	tszName[MIM_TZ_NAMELEN];

 

 		DWORD dwSize = SIZEOF(tszName);

-		while (ERROR_NO_MORE_ITEMS != RegEnumKeyEx(hKey, dwIndex++, tszName, &dwSize, NULL, NULL, 0, NULL))

-		{

-			if (ERROR_SUCCESS == RegOpenKeyEx(hKey, tszName, 0, KEY_QUERY_VALUE, &hSubKey))

-			{

+		while (ERROR_NO_MORE_ITEMS != RegEnumKeyEx(hKey, dwIndex++, tszName, &dwSize, NULL, NULL, 0, NULL)) {

+			if (ERROR_SUCCESS == RegOpenKeyEx(hKey, tszName, 0, KEY_QUERY_VALUE, &hSubKey)) {

 				dwSize = sizeof(tszName);

 

 				DWORD dwLength = sizeof(tzi);

@@ -587,8 +563,6 @@ void InitTimeZones(void)
 

 	CreateServiceFunction(MS_DB_TIME_TIMESTAMPTOSTRING, TimestampToStringA);

 

-

-

 	tmi.cbSize = sizeof(tmi);

 	GetTimeApi(0, (LPARAM)&tmi);

 }