File: /var/www/tana/frontend/node_modules/locutus/php/datetime/strptime.js
'use strict';
module.exports = function strptime(dateStr, format) {
// discuss at: http://locutus.io/php/strptime/
// original by: Brett Zamir (http://brett-zamir.me)
// original by: strftime
// example 1: strptime('20091112222135', '%Y%m%d%H%M%S') // Return value will depend on date and locale
// returns 1: {tm_sec: 35, tm_min: 21, tm_hour: 22, tm_mday: 12, tm_mon: 10, tm_year: 109, tm_wday: 4, tm_yday: 315, unparsed: ''}
// example 2: strptime('2009extra', '%Y')
// returns 2: {tm_sec:0, tm_min:0, tm_hour:0, tm_mday:0, tm_mon:0, tm_year:109, tm_wday:3, tm_yday: -1, unparsed: 'extra'}
var setlocale = require('../strings/setlocale');
var arrayMap = require('../array/array_map');
var retObj = {
tm_sec: 0,
tm_min: 0,
tm_hour: 0,
tm_mday: 0,
tm_mon: 0,
tm_year: 0,
tm_wday: 0,
tm_yday: 0,
unparsed: ''
};
var i = 0;
var j = 0;
var amPmOffset = 0;
var prevHour = false;
var _reset = function _reset(dateObj, realMday) {
// realMday is to allow for a value of 0 in return results (but without
// messing up the Date() object)
var jan1;
var o = retObj;
var d = dateObj;
o.tm_sec = d.getUTCSeconds();
o.tm_min = d.getUTCMinutes();
o.tm_hour = d.getUTCHours();
o.tm_mday = realMday === 0 ? realMday : d.getUTCDate();
o.tm_mon = d.getUTCMonth();
o.tm_year = d.getUTCFullYear() - 1900;
o.tm_wday = realMday === 0 ? d.getUTCDay() > 0 ? d.getUTCDay() - 1 : 6 : d.getUTCDay();
jan1 = new Date(Date.UTC(d.getUTCFullYear(), 0, 1));
o.tm_yday = Math.ceil((d - jan1) / (1000 * 60 * 60 * 24));
};
var _date = function _date() {
var o = retObj;
// We set date to at least 1 to ensure year or month doesn't go backwards
return _reset(new Date(Date.UTC(o.tm_year + 1900, o.tm_mon, o.tm_mday || 1, o.tm_hour, o.tm_min, o.tm_sec)), o.tm_mday);
};
var _NWS = /\S/;
var _WS = /\s/;
var _aggregates = {
c: 'locale',
D: '%m/%d/%y',
F: '%y-%m-%d',
r: 'locale',
R: '%H:%M',
T: '%H:%M:%S',
x: 'locale',
X: 'locale'
};
/* Fix: Locale alternatives are supported though not documented in PHP; see http://linux.die.net/man/3/strptime
Ec
EC
Ex
EX
Ey
EY
Od or Oe
OH
OI
Om
OM
OS
OU
Ow
OW
Oy
*/
var _pregQuote = function _pregQuote(str) {
return (str + '').replace(/([\\.+*?[^\]$(){}=!<>|:])/g, '\\$1');
};
// ensure setup of localization variables takes place
setlocale('LC_ALL', 0);
var $global = typeof window !== 'undefined' ? window : global;
$global.$locutus = $global.$locutus || {};
var $locutus = $global.$locutus;
var locale = $locutus.php.localeCategories.LC_TIME;
var lcTime = $locutus.php.locales[locale].LC_TIME;
// First replace aggregates (run in a loop because an agg may be made up of other aggs)
while (format.match(/%[cDFhnrRtTxX]/)) {
format = format.replace(/%([cDFhnrRtTxX])/g, function (m0, m1) {
var f = _aggregates[m1];
return f === 'locale' ? lcTime[m1] : f;
});
}
var _addNext = function _addNext(j, regex, cb) {
if (typeof regex === 'string') {
regex = new RegExp('^' + regex, 'i');
}
var check = dateStr.slice(j);
var match = regex.exec(check);
// Even if the callback returns null after assigning to the
// return object, the object won't be saved anyways
var testNull = match ? cb.apply(null, match) : null;
if (testNull === null) {
throw new Error('No match in string');
}
return j + match[0].length;
};
var _addLocalized = function _addLocalized(j, formatChar, category) {
// Could make each parenthesized instead and pass index to callback:
return _addNext(j, arrayMap(_pregQuote, lcTime[formatChar]).join('|'), function (m) {
var match = lcTime[formatChar].search(new RegExp('^' + _pregQuote(m) + '$', 'i'));
if (match) {
retObj[category] = match[0];
}
});
};
// BEGIN PROCESSING CHARACTERS
for (i = 0, j = 0; i < format.length; i++) {
if (format.charAt(i) === '%') {
var literalPos = ['%', 'n', 't'].indexOf(format.charAt(i + 1));
if (literalPos !== -1) {
if (['%', '\n', '\t'].indexOf(dateStr.charAt(j)) === literalPos) {
// a matched literal
++i;
// skip beyond
++j;
continue;
}
// Format indicated a percent literal, but not actually present
return false;
}
var formatChar = format.charAt(i + 1);
try {
switch (formatChar) {
case 'a':
case 'A':
// Sunday-Saturday
// Changes nothing else
j = _addLocalized(j, formatChar, 'tm_wday');
break;
case 'h':
case 'b':
// Jan-Dec
j = _addLocalized(j, 'b', 'tm_mon');
// Also changes wday, yday
_date();
break;
case 'B':
// January-December
j = _addLocalized(j, formatChar, 'tm_mon');
// Also changes wday, yday
_date();
break;
case 'C':
// 0+; century (19 for 20th)
// PHP docs say two-digit, but accepts one-digit (two-digit max):
j = _addNext(j, /^\d?\d/, function (d) {
var year = (parseInt(d, 10) - 19) * 100;
retObj.tm_year = year;
_date();
if (!retObj.tm_yday) {
retObj.tm_yday = -1;
}
// Also changes wday; and sets yday to -1 (always?)
});
break;
case 'd':
case 'e':
// 1-31 day
j = _addNext(j, formatChar === 'd' ? /^(0[1-9]|[1-2]\d|3[0-1])/ : /^([1-2]\d|3[0-1]|[1-9])/, function (d) {
var dayMonth = parseInt(d, 10);
retObj.tm_mday = dayMonth;
// Also changes w_day, y_day
_date();
});
break;
case 'g':
// No apparent effect; 2-digit year (see 'V')
break;
case 'G':
// No apparent effect; 4-digit year (see 'V')'
break;
case 'H':
// 00-23 hours
j = _addNext(j, /^([0-1]\d|2[0-3])/, function (d) {
var hour = parseInt(d, 10);
retObj.tm_hour = hour;
// Changes nothing else
});
break;
case 'l':
case 'I':
// 01-12 hours
j = _addNext(j, formatChar === 'l' ? /^([1-9]|1[0-2])/ : /^(0[1-9]|1[0-2])/, function (d) {
var hour = parseInt(d, 10) - 1 + amPmOffset;
retObj.tm_hour = hour;
// Used for coordinating with am-pm
prevHour = true;
// Changes nothing else, but affected by prior 'p/P'
});
break;
case 'j':
// 001-366 day of year
j = _addNext(j, /^(00[1-9]|0[1-9]\d|[1-2]\d\d|3[0-6][0-6])/, function (d) {
var dayYear = parseInt(d, 10) - 1;
retObj.tm_yday = dayYear;
// Changes nothing else
// (oddly, since if original by a given year, could calculate other fields)
});
break;
case 'm':
// 01-12 month
j = _addNext(j, /^(0[1-9]|1[0-2])/, function (d) {
var month = parseInt(d, 10) - 1;
retObj.tm_mon = month;
// Also sets wday and yday
_date();
});
break;
case 'M':
// 00-59 minutes
j = _addNext(j, /^[0-5]\d/, function (d) {
var minute = parseInt(d, 10);
retObj.tm_min = minute;
// Changes nothing else
});
break;
case 'P':
// Seems not to work; AM-PM
// Could make fall-through instead since supposed to be a synonym despite PHP docs
return false;
case 'p':
// am-pm
j = _addNext(j, /^(am|pm)/i, function (d) {
// No effect on 'H' since already 24 hours but
// works before or after setting of l/I hour
amPmOffset = /a/.test(d) ? 0 : 12;
if (prevHour) {
retObj.tm_hour += amPmOffset;
}
});
break;
case 's':
// Unix timestamp (in seconds)
j = _addNext(j, /^\d+/, function (d) {
var timestamp = parseInt(d, 10);
var date = new Date(Date.UTC(timestamp * 1000));
_reset(date);
// Affects all fields, but can't be negative (and initial + not allowed)
});
break;
case 'S':
// 00-59 seconds
j = _addNext(j, /^[0-5]\d/, // strptime also accepts 60-61 for some reason
function (d) {
var second = parseInt(d, 10);
retObj.tm_sec = second;
// Changes nothing else
});
break;
case 'u':
case 'w':
// 0 (Sunday)-6(Saturday)
j = _addNext(j, /^\d/, function (d) {
retObj.tm_wday = d - (formatChar === 'u');
// Changes nothing else apparently
});
break;
case 'U':
case 'V':
case 'W':
// Apparently ignored (week of year, from 1st Monday)
break;
case 'y':
// 69 (or higher) for 1969+, 68 (or lower) for 2068-
// PHP docs say two-digit, but accepts one-digit (two-digit max):
j = _addNext(j, /^\d?\d/, function (d) {
d = parseInt(d, 10);
var year = d >= 69 ? d : d + 100;
retObj.tm_year = year;
_date();
if (!retObj.tm_yday) {
retObj.tm_yday = -1;
}
// Also changes wday; and sets yday to -1 (always?)
});
break;
case 'Y':
// 2010 (4-digit year)
// PHP docs say four-digit, but accepts one-digit (four-digit max):
j = _addNext(j, /^\d{1,4}/, function (d) {
var year = parseInt(d, 10) - 1900;
retObj.tm_year = year;
_date();
if (!retObj.tm_yday) {
retObj.tm_yday = -1;
}
// Also changes wday; and sets yday to -1 (always?)
});
break;
case 'z':
// Timezone; on my system, strftime gives -0800,
// but strptime seems not to alter hour setting
break;
case 'Z':
// Timezone; on my system, strftime gives PST, but strptime treats text as unparsed
break;
default:
throw new Error('Unrecognized formatting character in strptime()');
}
} catch (e) {
if (e === 'No match in string') {
// Allow us to exit
// There was supposed to be a matching format but there wasn't
return false;
}
// Calculate skipping beyond initial percent too
}
++i;
} else if (format.charAt(i) !== dateStr.charAt(j)) {
// If extra whitespace at beginning or end of either, or between formats, no problem
// (just a problem when between % and format specifier)
// If the string has white-space, it is ok to ignore
if (dateStr.charAt(j).search(_WS) !== -1) {
j++;
// Let the next iteration try again with the same format character
i--;
} else if (format.charAt(i).search(_NWS) !== -1) {
// Any extra formatting characters besides white-space causes
// problems (do check after WS though, as may just be WS in string before next character)
return false;
}
// Extra WS in format
// Adjust strings when encounter non-matching whitespace, so they align in future checks above
// Will check on next iteration (against same (non-WS) string character)
} else {
j++;
}
}
// POST-PROCESSING
// Will also get extra whitespace; empty string if none
retObj.unparsed = dateStr.slice(j);
return retObj;
};
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