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/*
* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
* USA
*
*/
#include "config.h"
#include "DateConstructor.h"
#include "DateInstance.h"
#include "DateMath.h"
#include "DatePrototype.h"
#include "JSGlobalObject.h"
#include "JSString.h"
#include "ObjectPrototype.h"
#include "PrototypeFunction.h"
#include <math.h>
#include <time.h>
#include <wtf/MathExtras.h>
#if HAVE(SYS_TIME_H)
#include <sys/time.h>
#endif
#if HAVE(SYS_TIMEB_H)
#include <sys/timeb.h>
#endif
namespace JSC {
// TODO: MakeTime (15.9.11.1) etc. ?
ASSERT_CLASS_FITS_IN_CELL(DateConstructor);
static JSValuePtr dateParse(ExecState*, JSObject*, JSValuePtr, const ArgList&);
static JSValuePtr dateNow(ExecState*, JSObject*, JSValuePtr, const ArgList&);
static JSValuePtr dateUTC(ExecState*, JSObject*, JSValuePtr, const ArgList&);
DateConstructor::DateConstructor(ExecState* exec, PassRefPtr<Structure> structure, Structure* prototypeFunctionStructure, DatePrototype* datePrototype)
: InternalFunction(&exec->globalData(), structure, Identifier(exec, datePrototype->classInfo()->className))
{
putDirectWithoutTransition(exec->propertyNames().prototype, datePrototype, DontEnum|DontDelete|ReadOnly);
putDirectFunctionWithoutTransition(exec, new (exec) PrototypeFunction(exec, prototypeFunctionStructure, 1, exec->propertyNames().parse, dateParse), DontEnum);
putDirectFunctionWithoutTransition(exec, new (exec) PrototypeFunction(exec, prototypeFunctionStructure, 7, exec->propertyNames().UTC, dateUTC), DontEnum);
putDirectFunctionWithoutTransition(exec, new (exec) PrototypeFunction(exec, prototypeFunctionStructure, 0, exec->propertyNames().now, dateNow), DontEnum);
putDirectWithoutTransition(exec->propertyNames().length, jsNumber(exec, 7), ReadOnly | DontEnum | DontDelete);
}
// ECMA 15.9.3
JSObject* constructDate(ExecState* exec, const ArgList& args)
{
int numArgs = args.size();
double value;
if (numArgs == 0) // new Date() ECMA 15.9.3.3
value = getCurrentUTCTime();
else if (numArgs == 1) {
if (args.at(exec, 0).isObject(&DateInstance::info))
value = asDateInstance(args.at(exec, 0))->internalNumber();
else {
JSValuePtr primitive = args.at(exec, 0).toPrimitive(exec);
if (primitive.isString())
value = parseDate(primitive.getString());
else
value = primitive.toNumber(exec);
}
} else {
if (isnan(args.at(exec, 0).toNumber(exec))
|| isnan(args.at(exec, 1).toNumber(exec))
|| (numArgs >= 3 && isnan(args.at(exec, 2).toNumber(exec)))
|| (numArgs >= 4 && isnan(args.at(exec, 3).toNumber(exec)))
|| (numArgs >= 5 && isnan(args.at(exec, 4).toNumber(exec)))
|| (numArgs >= 6 && isnan(args.at(exec, 5).toNumber(exec)))
|| (numArgs >= 7 && isnan(args.at(exec, 6).toNumber(exec))))
value = NaN;
else {
GregorianDateTime t;
int year = args.at(exec, 0).toInt32(exec);
t.year = (year >= 0 && year <= 99) ? year : year - 1900;
t.month = args.at(exec, 1).toInt32(exec);
t.monthDay = (numArgs >= 3) ? args.at(exec, 2).toInt32(exec) : 1;
t.hour = args.at(exec, 3).toInt32(exec);
t.minute = args.at(exec, 4).toInt32(exec);
t.second = args.at(exec, 5).toInt32(exec);
t.isDST = -1;
double ms = (numArgs >= 7) ? args.at(exec, 6).toNumber(exec) : 0;
value = gregorianDateTimeToMS(t, ms, false);
}
}
DateInstance* result = new (exec) DateInstance(exec->lexicalGlobalObject()->dateStructure());
result->setInternalValue(jsNumber(exec, timeClip(value)));
return result;
}
static JSObject* constructWithDateConstructor(ExecState* exec, JSObject*, const ArgList& args)
{
return constructDate(exec, args);
}
ConstructType DateConstructor::getConstructData(ConstructData& constructData)
{
constructData.native.function = constructWithDateConstructor;
return ConstructTypeHost;
}
// ECMA 15.9.2
static JSValuePtr callDate(ExecState* exec, JSObject*, JSValuePtr, const ArgList&)
{
time_t localTime = time(0);
tm localTM;
getLocalTime(&localTime, &localTM);
GregorianDateTime ts(localTM);
return jsNontrivialString(exec, formatDate(ts) + " " + formatTime(ts, false));
}
CallType DateConstructor::getCallData(CallData& callData)
{
callData.native.function = callDate;
return CallTypeHost;
}
static JSValuePtr dateParse(ExecState* exec, JSObject*, JSValuePtr, const ArgList& args)
{
return jsNumber(exec, parseDate(args.at(exec, 0).toString(exec)));
}
static JSValuePtr dateNow(ExecState* exec, JSObject*, JSValuePtr, const ArgList&)
{
return jsNumber(exec, getCurrentUTCTime());
}
static JSValuePtr dateUTC(ExecState* exec, JSObject*, JSValuePtr, const ArgList& args)
{
int n = args.size();
if (isnan(args.at(exec, 0).toNumber(exec))
|| isnan(args.at(exec, 1).toNumber(exec))
|| (n >= 3 && isnan(args.at(exec, 2).toNumber(exec)))
|| (n >= 4 && isnan(args.at(exec, 3).toNumber(exec)))
|| (n >= 5 && isnan(args.at(exec, 4).toNumber(exec)))
|| (n >= 6 && isnan(args.at(exec, 5).toNumber(exec)))
|| (n >= 7 && isnan(args.at(exec, 6).toNumber(exec))))
return jsNaN(exec);
GregorianDateTime t;
int year = args.at(exec, 0).toInt32(exec);
t.year = (year >= 0 && year <= 99) ? year : year - 1900;
t.month = args.at(exec, 1).toInt32(exec);
t.monthDay = (n >= 3) ? args.at(exec, 2).toInt32(exec) : 1;
t.hour = args.at(exec, 3).toInt32(exec);
t.minute = args.at(exec, 4).toInt32(exec);
t.second = args.at(exec, 5).toInt32(exec);
double ms = (n >= 7) ? args.at(exec, 6).toNumber(exec) : 0;
return jsNumber(exec, gregorianDateTimeToMS(t, ms, true));
}
} // namespace JSC
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