jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2020, Linus Groh <mail@linusgroh.de>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <LibCore/DateTime.h>
28#include <LibJS/Interpreter.h>
29#include <LibJS/Runtime/Date.h>
30#include <LibJS/Runtime/DateConstructor.h>
31#include <sys/time.h>
32#include <time.h>
33
34namespace JS {
35
36DateConstructor::DateConstructor()
37{
38 put("prototype", interpreter().date_prototype());
39 put("length", Value(7));
40
41 put_native_function("now", now);
42}
43
44DateConstructor::~DateConstructor()
45{
46}
47
48Value DateConstructor::call(Interpreter& interpreter)
49{
50 auto date = construct(interpreter);
51 if (!date.is_object())
52 return {};
53 return js_string(interpreter, static_cast<Date&>(date.as_object()).string());
54}
55
56Value DateConstructor::construct(Interpreter& interpreter)
57{
58 // TODO: Support args
59 struct timeval tv;
60 gettimeofday(&tv, nullptr);
61 auto datetime = Core::DateTime::now();
62 auto milliseconds = static_cast<u16>(tv.tv_usec / 1000);
63 return interpreter.heap().allocate<Date>(datetime, milliseconds);
64}
65
66Value DateConstructor::now(Interpreter&)
67{
68 struct timeval tv;
69 gettimeofday(&tv, nullptr);
70 return Value(tv.tv_sec * 1000.0 + tv.tv_usec / 1000.0);
71}
72
73}