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Use new std.windows.registry in std.datetime.

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k-hara 2011-09-28 03:21:25 +09:00
parent 5dbc7371cc
commit cce3e38388
1 changed files with 40 additions and 111 deletions
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151
std/datetime.d
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@ -129,9 +129,7 @@ version(Windows)
{
import core.sys.windows.windows;
import std.c.windows.winsock;
//For system call to access the registry.
pragma(lib, "advapi32.lib");
import std.windows.registry;
}
else version(Posix)
{
@ -30129,99 +30127,45 @@ else version(Windows)
static immutable(WindowsTimeZone) getTimeZone(string name)
{
auto keyStr = "Software\\Microsoft\\Windows NT\\CurrentVersion\\Time Zones\0";
HKEY baseKey;
scope baseKey = Registry.localMachine.getKey(`Software\Microsoft\Windows NT\CurrentVersion\Time Zones`);
foreach (tzKeyName; baseKey.keyNames)
{
auto result = RegOpenKeyExA(HKEY_LOCAL_MACHINE, keyStr.ptr, 0, KEY_READ, &baseKey);
if(result != ERROR_SUCCESS)
throw new DateTimeException(format("Failed to open registry. Error: %s", result));
if (tzKeyName != name)
continue;
scope tzKey = baseKey.getKey(tzKeyName);
scope stdVal = tzKey.getValue("Std");
auto stdName = stdVal.value_SZ;
scope dstVal = tzKey.getValue("Dlt");
auto dstName = dstVal.value_SZ;
scope tziVal = tzKey.getValue("TZI");
auto binVal = tziVal.value_BINARY;
assert(binVal.length == REG_TZI_FORMAT.sizeof);
auto tziFmt = cast(REG_TZI_FORMAT*)binVal.ptr;
TIME_ZONE_INFORMATION tzInfo;
auto wstdName = toUTF16(stdName);
auto wdstName = toUTF16(dstName);
auto wstdNameLen = wstdName.length > 32 ? 32 : wstdName.length;
auto wdstNameLen = wdstName.length > 32 ? 32 : wdstName.length;
tzInfo.Bias = tziFmt.Bias;
tzInfo.StandardName[0 .. wstdNameLen] = wstdName[0 .. wstdNameLen];
tzInfo.StandardName[wstdNameLen .. $] = '\0';
tzInfo.StandardDate = tziFmt.StandardDate;
tzInfo.StandardBias = tziFmt.StandardBias;
tzInfo.DaylightName[0 .. wdstNameLen] = wdstName[0 .. wdstNameLen];
tzInfo.DaylightName[wdstNameLen .. $] = '\0';
tzInfo.DaylightDate = tziFmt.DaylightDate;
tzInfo.DaylightBias = tziFmt.DaylightBias;
return new WindowsTimeZone(name, tzInfo);
}
scope(exit) RegCloseKey(baseKey);
char[1024] keyName;
auto nameLen = to!DWORD(keyName.length);
int result;
for(DWORD index = 0;
(result = RegEnumKeyExA(baseKey, index, keyName.ptr, &nameLen, null, null, null, null)) != ERROR_NO_MORE_ITEMS;
++index, nameLen = keyName.length)
{
if(result == ERROR_SUCCESS)
{
HKEY tzKey;
if(RegOpenKeyExA(baseKey, keyName.ptr, 0, KEY_READ, &tzKey) == ERROR_SUCCESS)
{
scope(exit) RegCloseKey(tzKey);
char[1024] strVal;
auto strValLen = to!DWORD(strVal.length);
bool queryStringValue(string name, size_t lineNum = __LINE__)
{
strValLen = strVal.length;
return RegQueryValueExA(tzKey, name.ptr, null, null, cast(ubyte*)strVal.ptr, &strValLen) == ERROR_SUCCESS;
}
if(to!string(keyName.ptr) == name)
{
if(queryStringValue("Std\0"))
{
//Cannot use to!wstring(char*), probably due to bug http://d.puremagic.com/issues/show_bug.cgi?id=5016
static wstring conv(char* cstr, size_t strValLen)
{
cstr[strValLen - 1] = '\0';
string retval;
for(;; ++cstr)
{
if(*cstr == '\0')
break;
retval ~= *cstr;
}
return to!wstring(retval);
}
//auto stdName = to!wstring(strVal.ptr);
auto stdName = conv(strVal.ptr, strValLen);
if(queryStringValue("Dlt\0"))
{
//auto dstName = to!wstring(strVal.ptr);
auto dstName = conv(strVal.ptr, strValLen);
enum tzi = "TZI\0";
REG_TZI_FORMAT binVal;
auto binValLen = to!DWORD(REG_TZI_FORMAT.sizeof);
if(RegQueryValueExA(tzKey, tzi.ptr, null, null, cast(ubyte*)&binVal, &binValLen) == ERROR_SUCCESS)
{
TIME_ZONE_INFORMATION tzInfo;
auto stdNameLen = stdName.length > 32 ? 32 : stdName.length;
auto dstNameLen = dstName.length > 32 ? 32 : dstName.length;
tzInfo.Bias = binVal.Bias;
tzInfo.StandardName[0 .. stdNameLen] = stdName[0 .. stdNameLen];
tzInfo.StandardName[stdNameLen .. $] = '\0';
tzInfo.StandardDate = binVal.StandardDate;
tzInfo.StandardBias = binVal.StandardBias;
tzInfo.DaylightName[0 .. dstNameLen] = dstName[0 .. dstNameLen];
tzInfo.DaylightName[dstNameLen .. $] = '\0';
tzInfo.DaylightDate = binVal.DaylightDate;
tzInfo.DaylightBias = binVal.DaylightBias;
return new WindowsTimeZone(name, tzInfo);
}
}
}
}
}
}
}
throw new DateTimeException(format("Failed to find time zone: %s", name));
}
@ -30229,27 +30173,12 @@ else version(Windows)
{
auto timezones = appender!(string[])();
auto keyStr = "Software\\Microsoft\\Windows NT\\CurrentVersion\\Time Zones";
HKEY baseKey;
scope baseKey = Registry.localMachine.getKey(`Software\Microsoft\Windows NT\CurrentVersion\Time Zones`);
foreach (tzKeyName; baseKey.keyNames)
{
auto result = RegOpenKeyExA(HKEY_LOCAL_MACHINE, keyStr.ptr, 0, KEY_READ, &baseKey);
if(result != ERROR_SUCCESS)
throw new DateTimeException(format("Failed to open registry. Error: %s", result));
timezones.put(tzKeyName);
}
scope(exit) RegCloseKey(baseKey);
char[1024] keyName;
auto nameLen = to!DWORD(keyName.length);
int result;
for(DWORD index = 0;
(result = RegEnumKeyExA(baseKey, index, keyName.ptr, &nameLen, null, null, null, null)) != ERROR_NO_MORE_ITEMS;
++index, nameLen = keyName.length)
{
if(result == ERROR_SUCCESS)
timezones.put(to!string(keyName.ptr));
}
sort(timezones.data);
return timezones.data;