1 | /* |
2 | * Copyright (C) 1999-2000 Harri Porten (porten@kde.org) |
3 | * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
4 | * Copyright (C) 2009 Google Inc. All rights reserved. |
5 | * |
6 | * The Original Code is Mozilla Communicator client code, released |
7 | * March 31, 1998. |
8 | * |
9 | * The Initial Developer of the Original Code is |
10 | * Netscape Communications Corporation. |
11 | * Portions created by the Initial Developer are Copyright (C) 1998 |
12 | * the Initial Developer. All Rights Reserved. |
13 | * |
14 | * This library is free software; you can redistribute it and/or |
15 | * modify it under the terms of the GNU Lesser General Public |
16 | * License as published by the Free Software Foundation; either |
17 | * version 2.1 of the License, or (at your option) any later version. |
18 | * |
19 | * This library is distributed in the hope that it will be useful, |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
22 | * Lesser General Public License for more details. |
23 | * |
24 | * You should have received a copy of the GNU Lesser General Public |
25 | * License along with this library; if not, write to the Free Software |
26 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
27 | * |
28 | * Alternatively, the contents of this file may be used under the terms |
29 | * of either the Mozilla Public License Version 1.1, found at |
30 | * http://www.mozilla.org/MPL/ (the "MPL") or the GNU General Public |
31 | * License Version 2.0, found at http://www.fsf.org/copyleft/gpl.html |
32 | * (the "GPL"), in which case the provisions of the MPL or the GPL are |
33 | * applicable instead of those above. If you wish to allow use of your |
34 | * version of this file only under the terms of one of those two |
35 | * licenses (the MPL or the GPL) and not to allow others to use your |
36 | * version of this file under the LGPL, indicate your decision by |
37 | * deletingthe provisions above and replace them with the notice and |
38 | * other provisions required by the MPL or the GPL, as the case may be. |
39 | * If you do not delete the provisions above, a recipient may use your |
40 | * version of this file under any of the LGPL, the MPL or the GPL. |
41 | */ |
42 | |
43 | #include "config.h" |
44 | #include "DateConversion.h" |
45 | |
46 | #include "CallFrame.h" |
47 | #include "UString.h" |
48 | #include <wtf/DateMath.h> |
49 | #include <wtf/StringExtras.h> |
50 | |
51 | #if OS(WINDOWS) |
52 | #include <windows.h> |
53 | #endif |
54 | |
55 | using namespace WTF; |
56 | |
57 | namespace JSC { |
58 | |
59 | double parseDate(ExecState* exec, const UString &date) |
60 | { |
61 | if (date == exec->globalData().cachedDateString) |
62 | return exec->globalData().cachedDateStringValue; |
63 | double value = parseDateFromNullTerminatedCharacters(exec, dateString: date.UTF8String().c_str()); |
64 | exec->globalData().cachedDateString = date; |
65 | exec->globalData().cachedDateStringValue = value; |
66 | return value; |
67 | } |
68 | |
69 | void formatDate(const GregorianDateTime &t, DateConversionBuffer& buffer) |
70 | { |
71 | snprintf(s: buffer, maxlen: DateConversionBufferSize, format: "%s %s %02d %04d" , |
72 | weekdayName[(t.weekDay + 6) % 7], |
73 | monthName[t.month], t.monthDay, t.year + 1900); |
74 | } |
75 | |
76 | void formatDateUTCVariant(const GregorianDateTime &t, DateConversionBuffer& buffer) |
77 | { |
78 | snprintf(s: buffer, maxlen: DateConversionBufferSize, format: "%s, %02d %s %04d" , |
79 | weekdayName[(t.weekDay + 6) % 7], |
80 | t.monthDay, monthName[t.month], t.year + 1900); |
81 | } |
82 | |
83 | void formatTime(const GregorianDateTime &t, DateConversionBuffer& buffer) |
84 | { |
85 | int offset = abs(x: gmtoffset(t)); |
86 | #if OS(WINDOWS) |
87 | TIME_ZONE_INFORMATION timeZoneInformation; |
88 | GetTimeZoneInformation(&timeZoneInformation); |
89 | const WCHAR* timeZoneName = t.isDST ? timeZoneInformation.DaylightName : timeZoneInformation.StandardName; |
90 | #else |
91 | char timeZoneName[70]; |
92 | struct tm gtm = t; |
93 | strftime(s: timeZoneName, maxsize: sizeof(timeZoneName), format: "%Z" , tp: >m); |
94 | #endif |
95 | |
96 | if (timeZoneName[0]) { |
97 | #if OS(WINDOWS) |
98 | snprintf(buffer, DateConversionBufferSize, "%02d:%02d:%02d GMT%c%02d%02d (%S)" , |
99 | #else |
100 | snprintf(s: buffer, maxlen: DateConversionBufferSize, format: "%02d:%02d:%02d GMT%c%02d%02d (%s)" , |
101 | #endif |
102 | t.hour, t.minute, t.second, |
103 | gmtoffset(t) < 0 ? '-' : '+', offset / (60*60), (offset / 60) % 60, timeZoneName); |
104 | } else { |
105 | snprintf(s: buffer, maxlen: DateConversionBufferSize, format: "%02d:%02d:%02d GMT%c%02d%02d" , |
106 | t.hour, t.minute, t.second, |
107 | gmtoffset(t) < 0 ? '-' : '+', offset / (60*60), (offset / 60) % 60); |
108 | } |
109 | } |
110 | |
111 | void formatTimeUTC(const GregorianDateTime &t, DateConversionBuffer& buffer) |
112 | { |
113 | snprintf(s: buffer, maxlen: DateConversionBufferSize, format: "%02d:%02d:%02d GMT" , t.hour, t.minute, t.second); |
114 | } |
115 | |
116 | } // namespace JSC |
117 | |