150 lines
3.9 KiB
C++
150 lines
3.9 KiB
C++
//
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// OVDateTimeHelper.h
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//
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// Copyright (c) 2007-2010 Lukhnos D. Liu
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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//
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#ifndef OVDateTimeHelper_h
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#define OVDateTimeHelper_h
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#include <ctime>
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#include <sstream>
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#include <string>
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namespace OpenVanilla {
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using namespace std;
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class OVDateTimeHelper
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{
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public:
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static time_t GetTimeIntervalSince1970()
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{
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return time(NULL);
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}
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static time_t GetTimeIntervalSince1970FromString(const string& s)
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{
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stringstream sst;
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sst << s;
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time_t t;
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sst >> t;
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return t;
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}
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static const string GetTimeIntervalSince1970AsString()
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{
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stringstream sst;
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sst << time(NULL);
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return sst.str();
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}
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static time_t GetTimeIntervalSince1970AtBeginningOfTodayLocalTime()
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{
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time_t t = time(NULL);
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#ifdef WIN32
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struct tm tdata;
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struct tm* td = &tdata;
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if (localtime_s(td, &t))
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return 0;
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#else
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struct tm* td;
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td = localtime(&t);
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#endif
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td->tm_hour = 0;
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td->tm_min = 0;
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td->tm_sec = 0;
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return mktime(td);
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}
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static const string LocalTimeString()
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{
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time_t t = time(NULL);
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#ifdef WIN32
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struct tm tdata;
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struct tm* td = &tdata;
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if (localtime_s(td, &t))
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return string();
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#else
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struct tm* td;
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td = localtime(&t);
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#endif
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ostringstream sstr;
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_hour << ":";
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_min << ":";
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_sec;
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return sstr.str();
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}
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static const string LocalDateTimeString()
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{
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time_t t = time(NULL);
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#ifdef WIN32
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struct tm tdata;
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struct tm* td = &tdata;
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if (localtime_s(td, &t))
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return string();
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#else
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struct tm* td;
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td = localtime(&t);
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#endif
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ostringstream sstr;
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sstr.width(4);
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sstr << td->tm_year + 1900 << "-";
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_mon + 1 << "-";
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_mday << " ";
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_hour << ":";
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_min << ":";
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sstr.width(2);
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sstr.fill('0');
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sstr << td->tm_sec;
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return sstr.str();
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}
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};
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};
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#endif
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