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<?php defined('BASEPATH') OR exit('No direct script access allowed');
/**
* CodeIgniter Date Helpers
*
* @package CodeIgniter
* @subpackage Helpers
* @category Helpers
* @author EllisLab Dev Team
* @link https://codeigniter.com/user_guide/helpers/date_helper.html
*/
// ------------------------------------------------------------------------
if ( ! function_exists('now'))
{
/**
* Get "now" time
*
* Returns time() based on the timezone parameter or on the
* "time_reference" setting
*
* @param string
* @return int
*/
function now($timezone = NULL)
{
if (empty($timezone))
{
$timezone = config_item('time_reference');
}
if ($timezone === 'local' OR $timezone === date_default_timezone_get())
{
return time();
}
$datetime = new DateTime('now', new DateTimeZone($timezone));
sscanf($datetime->format('j-n-Y G:i:s'), '%d-%d-%d %d:%d:%d', $day, $month, $year, $hour, $minute, $second);
return mktime($hour, $minute, $second, $month, $day, $year);
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('mdate'))
{
/**
* Convert MySQL Style Datecodes
*
* This function is identical to PHPs date() function,
* except that it allows date codes to be formatted using
* the MySQL style, where each code letter is preceded
* with a percent sign: %Y %m %d etc...
*
* The benefit of doing dates this way is that you don't
* have to worry about escaping your text letters that
* match the date codes.
*
* @param string
* @param int
* @return int
*/
function mdate($datestr = '', $time = '')
{
if ($datestr === '')
{
return '';
}
elseif (empty($time))
{
$time = now();
}
$datestr = str_replace(
'%\\',
'',
preg_replace('/([a-z]+?){1}/i', '\\\\\\1', $datestr)
);
return date($datestr, $time);
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('standard_date'))
{
/**
* Standard Date
*
* Returns a date formatted according to the submitted standard.
*
* As of PHP 5.2, the DateTime extension provides constants that
* serve for the exact same purpose and are used with date().
*
* @todo Remove in version 3.1+.
* @deprecated 3.0.0 Use PHP's native date() instead.
* @link http://www.php.net/manual/en/class.datetime.php#datetime.constants.types
*
* @example date(DATE_RFC822, now()); // default
* @example date(DATE_W3C, $time); // a different format and time
*
* @param string $fmt = 'DATE_RFC822' the chosen format
* @param int $time = NULL Unix timestamp
* @return string
*/
function standard_date($fmt = 'DATE_RFC822', $time = NULL)
{
if (empty($time))
{
$time = now();
}
// Procedural style pre-defined constants from the DateTime extension
if (strpos($fmt, 'DATE_') !== 0 OR defined($fmt) === FALSE)
{
return FALSE;
}
return date(constant($fmt), $time);
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('timespan'))
{
/**
* Timespan
*
* Returns a span of seconds in this format:
* 10 days 14 hours 36 minutes 47 seconds
*
* @param int a number of seconds
* @param int Unix timestamp
* @param int a number of display units
* @return string
*/
function timespan($seconds = 1, $time = '', $units = 7)
{
$CI =& get_instance();
$CI->lang->load('date');
is_numeric($seconds) OR $seconds = 1;
is_numeric($time) OR $time = time();
is_numeric($units) OR $units = 7;
$seconds = ($time <= $seconds) ? 1 : $time - $seconds;
$str = array();
$years = floor($seconds / 31557600);
if ($years > 0)
{
$str[] = $years.' '.$CI->lang->line($years > 1 ? 'date_years' : 'date_year');
}
$seconds -= $years * 31557600;
$months = floor($seconds / 2629743);
if (count($str) < $units && ($years > 0 OR $months > 0))
{
if ($months > 0)
{
$str[] = $months.' '.$CI->lang->line($months > 1 ? 'date_months' : 'date_month');
}
$seconds -= $months * 2629743;
}
$weeks = floor($seconds / 604800);
if (count($str) < $units && ($years > 0 OR $months > 0 OR $weeks > 0))
{
if ($weeks > 0)
{
$str[] = $weeks.' '.$CI->lang->line($weeks > 1 ? 'date_weeks' : 'date_week');
}
$seconds -= $weeks * 604800;
}
$days = floor($seconds / 86400);
if (count($str) < $units && ($months > 0 OR $weeks > 0 OR $days > 0))
{
if ($days > 0)
{
$str[] = $days.' '.$CI->lang->line($days > 1 ? 'date_days' : 'date_day');
}
$seconds -= $days * 86400;
}
$hours = floor($seconds / 3600);
if (count($str) < $units && ($days > 0 OR $hours > 0))
{
if ($hours > 0)
{
$str[] = $hours.' '.$CI->lang->line($hours > 1 ? 'date_hours' : 'date_hour');
}
$seconds -= $hours * 3600;
}
$minutes = floor($seconds / 60);
if (count($str) < $units && ($days > 0 OR $hours > 0 OR $minutes > 0))
{
if ($minutes > 0)
{
$str[] = $minutes.' '.$CI->lang->line($minutes > 1 ? 'date_minutes' : 'date_minute');
}
$seconds -= $minutes * 60;
}
if (count($str) === 0)
{
$str[] = $seconds.' '.$CI->lang->line($seconds > 1 ? 'date_seconds' : 'date_second');
}
return implode(', ', $str);
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('days_in_month'))
{
/**
* Number of days in a month
*
* Takes a month/year as input and returns the number of days
* for the given month/year. Takes leap years into consideration.
*
* @param int a numeric month
* @param int a numeric year
* @return int
*/
function days_in_month($month = 0, $year = '')
{
if ($month < 1 OR $month > 12)
{
return 0;
}
elseif ( ! is_numeric($year) OR strlen($year) !== 4)
{
$year = date('Y');
}
if (defined('CAL_GREGORIAN'))
{
return cal_days_in_month(CAL_GREGORIAN, $month, $year);
}
if ($year >= 1970)
{
return (int) date('t', mktime(12, 0, 0, $month, 1, $year));
}
if ($month == 2)
{
if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0))
{
return 29;
}
}
$days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
return $days_in_month[$month - 1];
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('local_to_gmt'))
{
/**
* Converts a local Unix timestamp to GMT
*
* @param int Unix timestamp
* @return int
*/
function local_to_gmt($time = '')
{
if ($time === '')
{
$time = time();
}
return mktime(
gmdate('G', $time),
gmdate('i', $time),
gmdate('s', $time),
gmdate('n', $time),
gmdate('j', $time),
gmdate('Y', $time)
);
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('gmt_to_local'))
{
/**
* Converts GMT time to a localized value
*
* Takes a Unix timestamp (in GMT) as input, and returns
* at the local value based on the timezone and DST setting
* submitted
*
* @param int Unix timestamp
* @param string timezone
* @param bool whether DST is active
* @return int
*/
function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE)
{
if ($time === '')
{
return now();
}
$time += timezones($timezone) * 3600;
return ($dst === TRUE) ? $time + 3600 : $time;
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('mysql_to_unix'))
{
/**
* Converts a MySQL Timestamp to Unix
*
* @param int MySQL timestamp YYYY-MM-DD HH:MM:SS
* @return int Unix timstamp
*/
function mysql_to_unix($time = '')
{
// We'll remove certain characters for backward compatibility
// since the formatting changed with MySQL 4.1
// YYYY-MM-DD HH:MM:SS
$time = str_replace(array('-', ':', ' '), '', $time);
// YYYYMMDDHHMMSS
return mktime(
substr($time, 8, 2),
substr($time, 10, 2),
substr($time, 12, 2),
substr($time, 4, 2),
substr($time, 6, 2),
substr($time, 0, 4)
);
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('unix_to_human'))
{
/**
* Unix to "Human"
*
* Formats Unix timestamp to the following prototype: 2006-08-21 11:35 PM
*
* @param int Unix timestamp
* @param bool whether to show seconds
* @param string format: us or euro
* @return string
*/
function unix_to_human($time = '', $seconds = FALSE, $fmt = 'us')
{
$r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' ';
if ($fmt === 'us')
{
$r .= date('h', $time).':'.date('i', $time);
}
else
{
$r .= date('H', $time).':'.date('i', $time);
}
if ($seconds)
{
$r .= ':'.date('s', $time);
}
if ($fmt === 'us')
{
return $r.' '.date('A', $time);
}
return $r;
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('human_to_unix'))
{
/**
* Convert "human" date to GMT
*
* Reverses the above process
*
* @param string format: us or euro
* @return int
*/
function human_to_unix($datestr = '')
{
if ($datestr === '')
{
return FALSE;
}
$datestr = preg_replace('/\040+/', ' ', trim($datestr));
if ( ! preg_match('/^(\d{2}|\d{4})\-[0-9]{1,2}\-[0-9]{1,2}\s[0-9]{1,2}:[0-9]{1,2}(?::[0-9]{1,2})?(?:\s[AP]M)?$/i', $datestr))
{
return FALSE;
}
sscanf($datestr, '%d-%d-%d %s %s', $year, $month, $day, $time, $ampm);
sscanf($time, '%d:%d:%d', $hour, $min, $sec);
isset($sec) OR $sec = 0;
if (isset($ampm))
{
$ampm = strtolower($ampm);
if ($ampm[0] === 'p' && $hour < 12)
{
$hour += 12;
}
elseif ($ampm[0] === 'a' && $hour === 12)
{
$hour = 0;
}
}
return mktime($hour, $min, $sec, $month, $day, $year);
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('nice_date'))
{
/**
* Turns many "reasonably-date-like" strings into something
* that is actually useful. This only works for dates after unix epoch.
*
* @deprecated 3.1.3 Use DateTime::createFromFormat($input_format, $input)->format($output_format);
* @param string The terribly formatted date-like string
* @param string Date format to return (same as php date function)
* @return string
*/
function nice_date($bad_date = '', $format = FALSE)
{
if (empty($bad_date))
{
return 'Unknown';
}
elseif (empty($format))
{
$format = 'U';
}
// Date like: YYYYMM
if (preg_match('/^\d{6}$/i', $bad_date))
{
if (in_array(substr($bad_date, 0, 2), array('19', '20')))
{
$year = substr($bad_date, 0, 4);
$month = substr($bad_date, 4, 2);
}
else
{
$month = substr($bad_date, 0, 2);
$year = substr($bad_date, 2, 4);
}
return date($format, strtotime($year.'-'.$month.'-01'));
}
// Date Like: YYYYMMDD
if (preg_match('/^\d{8}$/i', $bad_date, $matches))
{
return DateTime::createFromFormat('Ymd', $bad_date)->format($format);
}
// Date Like: MM-DD-YYYY __or__ M-D-YYYY (or anything in between)
if (preg_match('/^(\d{1,2})-(\d{1,2})-(\d{4})$/i', $bad_date, $matches))
{
return date($format, strtotime($matches[3].'-'.$matches[1].'-'.$matches[2]));
}
// Any other kind of string, when converted into UNIX time,
// produces "0 seconds after epoc..." is probably bad...
// return "Invalid Date".
if (date('U', strtotime($bad_date)) === '0')
{
return 'Invalid Date';
}
// It's probably a valid-ish date format already
return date($format, strtotime($bad_date));
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('timezone_menu'))
{
/**
* Timezone Menu
*
* Generates a drop-down menu of timezones.
*
* @param string timezone
* @param string classname
* @param string menu name
* @param mixed attributes
* @return string
*/
function timezone_menu($default = 'UTC', $class = '', $name = 'timezones', $attributes = '')
{
$CI =& get_instance();
$CI->lang->load('date');
$default = ($default === 'GMT') ? 'UTC' : $default;
$menu = '<select name="'.$name.'"';
if ($class !== '')
{
$menu .= ' class="'.$class.'"';
}
$menu .= _stringify_attributes($attributes).">\n";
$timezones_lists = array(
'America/Adak' => '(GMT-10:00) America/Adak (Hawaii-Aleutian Standard Time)',
'America/Atka' => '(GMT-10:00) America/Atka (Hawaii-Aleutian Standard Time)',
'America/Anchorage' => '(GMT-9:00) America/Anchorage (Alaska Standard Time)',
'America/Juneau' => '(GMT-9:00) America/Juneau (Alaska Standard Time)',
'America/Nome' => '(GMT-9:00) America/Nome (Alaska Standard Time)',
'America/Yakutat' => '(GMT-9:00) America/Yakutat (Alaska Standard Time)',
'America/Dawson' => '(GMT-8:00) America/Dawson (Pacific Standard Time)',
'America/Ensenada' => '(GMT-8:00) America/Ensenada (Pacific Standard Time)',
'America/Los_Angeles' => '(GMT-8:00) America/Los_Angeles (Pacific Standard Time)',
'America/Tijuana' => '(GMT-8:00) America/Tijuana (Pacific Standard Time)',
'America/Vancouver' => '(GMT-8:00) America/Vancouver (Pacific Standard Time)',
'America/Whitehorse' => '(GMT-8:00) America/Whitehorse (Pacific Standard Time)',
'Canada/Pacific' => '(GMT-8:00) Canada/Pacific (Pacific Standard Time)',
'Canada/Yukon' => '(GMT-8:00) Canada/Yukon (Pacific Standard Time)',
'Mexico/BajaNorte' => '(GMT-8:00) Mexico/BajaNorte (Pacific Standard Time)',
'America/Boise' => '(GMT-7:00) America/Boise (Mountain Standard Time)',
'America/Cambridge_Bay' => '(GMT-7:00) America/Cambridge_Bay (Mountain Standard Time)',
'America/Chihuahua' => '(GMT-7:00) America/Chihuahua (Mountain Standard Time)',
'America/Dawson_Creek' => '(GMT-7:00) America/Dawson_Creek (Mountain Standard Time)',
'America/Denver' => '(GMT-7:00) America/Denver (Mountain Standard Time)',
'America/Edmonton' => '(GMT-7:00) America/Edmonton (Mountain Standard Time)',
'America/Hermosillo' => '(GMT-7:00) America/Hermosillo (Mountain Standard Time)',
'America/Inuvik' => '(GMT-7:00) America/Inuvik (Mountain Standard Time)',
'America/Mazatlan' => '(GMT-7:00) America/Mazatlan (Mountain Standard Time)',
'America/Phoenix' => '(GMT-7:00) America/Phoenix (Mountain Standard Time)',
'America/Shiprock' => '(GMT-7:00) America/Shiprock (Mountain Standard Time)',
'America/Yellowknife' => '(GMT-7:00) America/Yellowknife (Mountain Standard Time)',
'Canada/Mountain' => '(GMT-7:00) Canada/Mountain (Mountain Standard Time)',
'Mexico/BajaSur' => '(GMT-7:00) Mexico/BajaSur (Mountain Standard Time)',
'America/Belize' => '(GMT-6:00) America/Belize (Central Standard Time)',
'America/Cancun' => '(GMT-6:00) America/Cancun (Central Standard Time)',
'America/Chicago' => '(GMT-6:00) America/Chicago (Central Standard Time)',
'America/Costa_Rica' => '(GMT-6:00) America/Costa_Rica (Central Standard Time)',
'America/El_Salvador' => '(GMT-6:00) America/El_Salvador (Central Standard Time)',
'America/Guatemala' => '(GMT-6:00) America/Guatemala (Central Standard Time)',
'America/Knox_IN' => '(GMT-6:00) America/Knox_IN (Central Standard Time)',
'America/Managua' => '(GMT-6:00) America/Managua (Central Standard Time)',
'America/Menominee' => '(GMT-6:00) America/Menominee (Central Standard Time)',
'America/Merida' => '(GMT-6:00) America/Merida (Central Standard Time)',
'America/Mexico_City' => '(GMT-6:00) America/Mexico_City (Central Standard Time)',
'America/Monterrey' => '(GMT-6:00) America/Monterrey (Central Standard Time)',
'America/Rainy_River' => '(GMT-6:00) America/Rainy_River (Central Standard Time)',
'America/Rankin_Inlet' => '(GMT-6:00) America/Rankin_Inlet (Central Standard Time)',
'America/Regina' => '(GMT-6:00) America/Regina (Central Standard Time)',
'America/Swift_Current' => '(GMT-6:00) America/Swift_Current (Central Standard Time)',
'America/Tegucigalpa' => '(GMT-6:00) America/Tegucigalpa (Central Standard Time)',
'America/Winnipeg' => '(GMT-6:00) America/Winnipeg (Central Standard Time)',
'Canada/Central' => '(GMT-6:00) Canada/Central (Central Standard Time)',
'Canada/East-Saskatchewan' => '(GMT-6:00) Canada/East-Saskatchewan (Central Standard Time)',
'Canada/Saskatchewan' => '(GMT-6:00) Canada/Saskatchewan (Central Standard Time)',
'Chile/EasterIsland' => '(GMT-6:00) Chile/EasterIsland (Easter Is. Time)',
'Mexico/General' => '(GMT-6:00) Mexico/General (Central Standard Time)',
'America/Atikokan' => '(GMT-5:00) America/Atikokan (Eastern Standard Time)',
'America/Bogota' => '(GMT-5:00) America/Bogota (Colombia Time)',
'America/Cayman' => '(GMT-5:00) America/Cayman (Eastern Standard Time)',
'America/Coral_Harbour' => '(GMT-5:00) America/Coral_Harbour (Eastern Standard Time)',
'America/Detroit' => '(GMT-5:00) America/Detroit (Eastern Standard Time)',
'America/Fort_Wayne' => '(GMT-5:00) America/Fort_Wayne (Eastern Standard Time)',
'America/Grand_Turk' => '(GMT-5:00) America/Grand_Turk (Eastern Standard Time)',
'America/Guayaquil' => '(GMT-5:00) America/Guayaquil (Ecuador Time)',
'America/Havana' => '(GMT-5:00) America/Havana (Cuba Standard Time)',
'America/Indianapolis' => '(GMT-5:00) America/Indianapolis (Eastern Standard Time)',
'America/Iqaluit' => '(GMT-5:00) America/Iqaluit (Eastern Standard Time)',
'America/Jamaica' => '(GMT-5:00) America/Jamaica (Eastern Standard Time)',
'America/Lima' => '(GMT-5:00) America/Lima (Peru Time)',
'America/Louisville' => '(GMT-5:00) America/Louisville (Eastern Standard Time)',
'America/Montreal' => '(GMT-5:00) America/Montreal (Eastern Standard Time)',
'America/Nassau' => '(GMT-5:00) America/Nassau (Eastern Standard Time)',
'America/New_York' => '(GMT-5:00) America/New_York (Eastern Standard Time)',
'America/Nipigon' => '(GMT-5:00) America/Nipigon (Eastern Standard Time)',
'America/Panama' => '(GMT-5:00) America/Panama (Eastern Standard Time)',
'America/Pangnirtung' => '(GMT-5:00) America/Pangnirtung (Eastern Standard Time)',
'America/Port-au-Prince' => '(GMT-5:00) America/Port-au-Prince (Eastern Standard Time)',
'America/Resolute' => '(GMT-5:00) America/Resolute (Eastern Standard Time)',
'America/Thunder_Bay' => '(GMT-5:00) America/Thunder_Bay (Eastern Standard Time)',
'America/Toronto' => '(GMT-5:00) America/Toronto (Eastern Standard Time)',
'Canada/Eastern' => '(GMT-5:00) Canada/Eastern (Eastern Standard Time)',
'America/Caracas' => '(GMT-4:-30) America/Caracas (Venezuela Time)',
'America/Anguilla' => '(GMT-4:00) America/Anguilla (Atlantic Standard Time)',
'America/Antigua' => '(GMT-4:00) America/Antigua (Atlantic Standard Time)',
'America/Aruba' => '(GMT-4:00) America/Aruba (Atlantic Standard Time)',
'America/Asuncion' => '(GMT-4:00) America/Asuncion (Paraguay Time)',
'America/Barbados' => '(GMT-4:00) America/Barbados (Atlantic Standard Time)',
'America/Blanc-Sablon' => '(GMT-4:00) America/Blanc-Sablon (Atlantic Standard Time)',
'America/Boa_Vista' => '(GMT-4:00) America/Boa_Vista (Amazon Time)',
'America/Campo_Grande' => '(GMT-4:00) America/Campo_Grande (Amazon Time)',
'America/Cuiaba' => '(GMT-4:00) America/Cuiaba (Amazon Time)',
'America/Curacao' => '(GMT-4:00) America/Curacao (Atlantic Standard Time)',
'America/Dominica' => '(GMT-4:00) America/Dominica (Atlantic Standard Time)',
'America/Eirunepe' => '(GMT-4:00) America/Eirunepe (Amazon Time)',
'America/Glace_Bay' => '(GMT-4:00) America/Glace_Bay (Atlantic Standard Time)',
'America/Goose_Bay' => '(GMT-4:00) America/Goose_Bay (Atlantic Standard Time)',
'America/Grenada' => '(GMT-4:00) America/Grenada (Atlantic Standard Time)',
'America/Guadeloupe' => '(GMT-4:00) America/Guadeloupe (Atlantic Standard Time)',
'America/Guyana' => '(GMT-4:00) America/Guyana (Guyana Time)',
'America/Halifax' => '(GMT-4:00) America/Halifax (Atlantic Standard Time)',
'America/La_Paz' => '(GMT-4:00) America/La_Paz (Bolivia Time)',
'America/Manaus' => '(GMT-4:00) America/Manaus (Amazon Time)',
'America/Marigot' => '(GMT-4:00) America/Marigot (Atlantic Standard Time)',
'America/Martinique' => '(GMT-4:00) America/Martinique (Atlantic Standard Time)',
'America/Moncton' => '(GMT-4:00) America/Moncton (Atlantic Standard Time)',
'America/Montserrat' => '(GMT-4:00) America/Montserrat (Atlantic Standard Time)',
'America/Port_of_Spain' => '(GMT-4:00) America/Port_of_Spain (Atlantic Standard Time)',
'America/Porto_Acre' => '(GMT-4:00) America/Porto_Acre (Amazon Time)',
'America/Porto_Velho' => '(GMT-4:00) America/Porto_Velho (Amazon Time)',
'America/Puerto_Rico' => '(GMT-4:00) America/Puerto_Rico (Atlantic Standard Time)',
'America/Rio_Branco' => '(GMT-4:00) America/Rio_Branco (Amazon Time)',
'America/Santiago' => '(GMT-4:00) America/Santiago (Chile Time)',
'America/Santo_Domingo' => '(GMT-4:00) America/Santo_Domingo (Atlantic Standard Time)',
'America/St_Barthelemy' => '(GMT-4:00) America/St_Barthelemy (Atlantic Standard Time)',
'America/St_Kitts' => '(GMT-4:00) America/St_Kitts (Atlantic Standard Time)',
'America/St_Lucia' => '(GMT-4:00) America/St_Lucia (Atlantic Standard Time)',
'America/St_Thomas' => '(GMT-4:00) America/St_Thomas (Atlantic Standard Time)',
'America/St_Vincent' => '(GMT-4:00) America/St_Vincent (Atlantic Standard Time)',
'America/Thule' => '(GMT-4:00) America/Thule (Atlantic Standard Time)',
'America/Tortola' => '(GMT-4:00) America/Tortola (Atlantic Standard Time)',
'America/Virgin' => '(GMT-4:00) America/Virgin (Atlantic Standard Time)',
'Antarctica/Palmer' => '(GMT-4:00) Antarctica/Palmer (Chile Time)',
'Atlantic/Bermuda' => '(GMT-4:00) Atlantic/Bermuda (Atlantic Standard Time)',
'Atlantic/Stanley' => '(GMT-4:00) Atlantic/Stanley (Falkland Is. Time)',
'Brazil/Acre' => '(GMT-4:00) Brazil/Acre (Amazon Time)',
'Brazil/West' => '(GMT-4:00) Brazil/West (Amazon Time)',
'Canada/Atlantic' => '(GMT-4:00) Canada/Atlantic (Atlantic Standard Time)',
'Chile/Continental' => '(GMT-4:00) Chile/Continental (Chile Time)',
'America/St_Johns' => '(GMT-3:-30) America/St_Johns (Newfoundland Standard Time)',
'Canada/Newfoundland' => '(GMT-3:-30) Canada/Newfoundland (Newfoundland Standard Time)',
'America/Araguaina' => '(GMT-3:00) America/Araguaina (Brasilia Time)',
'America/Bahia' => '(GMT-3:00) America/Bahia (Brasilia Time)',
'America/Belem' => '(GMT-3:00) America/Belem (Brasilia Time)',
'America/Buenos_Aires' => '(GMT-3:00) America/Buenos_Aires (Argentine Time)',
'America/Catamarca' => '(GMT-3:00) America/Catamarca (Argentine Time)',
'America/Cayenne' => '(GMT-3:00) America/Cayenne (French Guiana Time)',
'America/Cordoba' => '(GMT-3:00) America/Cordoba (Argentine Time)',
'America/Fortaleza' => '(GMT-3:00) America/Fortaleza (Brasilia Time)',
'America/Godthab' => '(GMT-3:00) America/Godthab (Western Greenland Time)',
'America/Jujuy' => '(GMT-3:00) America/Jujuy (Argentine Time)',
'America/Maceio' => '(GMT-3:00) America/Maceio (Brasilia Time)',
'America/Mendoza' => '(GMT-3:00) America/Mendoza (Argentine Time)',
'America/Miquelon' => '(GMT-3:00) America/Miquelon (Pierre & Miquelon Standard Time)',
'America/Montevideo' => '(GMT-3:00) America/Montevideo (Uruguay Time)',
'America/Paramaribo' => '(GMT-3:00) America/Paramaribo (Suriname Time)',
'America/Recife' => '(GMT-3:00) America/Recife (Brasilia Time)',
'America/Rosario' => '(GMT-3:00) America/Rosario (Argentine Time)',
'America/Santarem' => '(GMT-3:00) America/Santarem (Brasilia Time)',
'America/Sao_Paulo' => '(GMT-3:00) America/Sao_Paulo (Brasilia Time)',
'Antarctica/Rothera' => '(GMT-3:00) Antarctica/Rothera (Rothera Time)',
'Brazil/East' => '(GMT-3:00) Brazil/East (Brasilia Time)',
'America/Noronha' => '(GMT-2:00) America/Noronha (Fernando de Noronha Time)',
'Atlantic/South_Georgia' => '(GMT-2:00) Atlantic/South_Georgia (South Georgia Standard Time)',
'Brazil/DeNoronha' => '(GMT-2:00) Brazil/DeNoronha (Fernando de Noronha Time)',
'America/Scoresbysund' => '(GMT-1:00) America/Scoresbysund (Eastern Greenland Time)',
'Atlantic/Azores' => '(GMT-1:00) Atlantic/Azores (Azores Time)',
'Atlantic/Cape_Verde' => '(GMT-1:00) Atlantic/Cape_Verde (Cape Verde Time)',
'Africa/Abidjan' => '(GMT+0:00) Africa/Abidjan (Greenwich Mean Time)',
'Africa/Accra' => '(GMT+0:00) Africa/Accra (Ghana Mean Time)',
'Africa/Bamako' => '(GMT+0:00) Africa/Bamako (Greenwich Mean Time)',
'Africa/Banjul' => '(GMT+0:00) Africa/Banjul (Greenwich Mean Time)',
'Africa/Bissau' => '(GMT+0:00) Africa/Bissau (Greenwich Mean Time)',
'Africa/Casablanca' => '(GMT+0:00) Africa/Casablanca (Western European Time)',
'Africa/Conakry' => '(GMT+0:00) Africa/Conakry (Greenwich Mean Time)',
'Africa/Dakar' => '(GMT+0:00) Africa/Dakar (Greenwich Mean Time)',
'Africa/El_Aaiun' => '(GMT+0:00) Africa/El_Aaiun (Western European Time)',
'Africa/Freetown' => '(GMT+0:00) Africa/Freetown (Greenwich Mean Time)',
'Africa/Lome' => '(GMT+0:00) Africa/Lome (Greenwich Mean Time)',
'Africa/Monrovia' => '(GMT+0:00) Africa/Monrovia (Greenwich Mean Time)',
'Africa/Nouakchott' => '(GMT+0:00) Africa/Nouakchott (Greenwich Mean Time)',
'Africa/Ouagadougou' => '(GMT+0:00) Africa/Ouagadougou (Greenwich Mean Time)',
'Africa/Sao_Tome' => '(GMT+0:00) Africa/Sao_Tome (Greenwich Mean Time)',
'Africa/Timbuktu' => '(GMT+0:00) Africa/Timbuktu (Greenwich Mean Time)',
'America/Danmarkshavn' => '(GMT+0:00) America/Danmarkshavn (Greenwich Mean Time)',
'Atlantic/Canary' => '(GMT+0:00) Atlantic/Canary (Western European Time)',
'Atlantic/Faeroe' => '(GMT+0:00) Atlantic/Faeroe (Western European Time)',
'Atlantic/Faroe' => '(GMT+0:00) Atlantic/Faroe (Western European Time)',
'Atlantic/Madeira' => '(GMT+0:00) Atlantic/Madeira (Western European Time)',
'Atlantic/Reykjavik' => '(GMT+0:00) Atlantic/Reykjavik (Greenwich Mean Time)',
'Atlantic/St_Helena' => '(GMT+0:00) Atlantic/St_Helena (Greenwich Mean Time)',
'Europe/Belfast' => '(GMT+0:00) Europe/Belfast (Greenwich Mean Time)',
'Europe/Dublin' => '(GMT+0:00) Europe/Dublin (Greenwich Mean Time)',
'Europe/Guernsey' => '(GMT+0:00) Europe/Guernsey (Greenwich Mean Time)',
'Europe/Isle_of_Man' => '(GMT+0:00) Europe/Isle_of_Man (Greenwich Mean Time)',
'Europe/Jersey' => '(GMT+0:00) Europe/Jersey (Greenwich Mean Time)',
'Europe/Lisbon' => '(GMT+0:00) Europe/Lisbon (Western European Time)',
'Europe/London' => '(GMT+0:00) Europe/London (Greenwich Mean Time)',
'Africa/Algiers' => '(GMT+1:00) Africa/Algiers (Central European Time)',
'Africa/Bangui' => '(GMT+1:00) Africa/Bangui (Western African Time)',
'Africa/Brazzaville' => '(GMT+1:00) Africa/Brazzaville (Western African Time)',
'Africa/Ceuta' => '(GMT+1:00) Africa/Ceuta (Central European Time)',
'Africa/Douala' => '(GMT+1:00) Africa/Douala (Western African Time)',
'Africa/Kinshasa' => '(GMT+1:00) Africa/Kinshasa (Western African Time)',
'Africa/Lagos' => '(GMT+1:00) Africa/Lagos (Western African Time)',
'Africa/Libreville' => '(GMT+1:00) Africa/Libreville (Western African Time)',
'Africa/Luanda' => '(GMT+1:00) Africa/Luanda (Western African Time)',
'Africa/Malabo' => '(GMT+1:00) Africa/Malabo (Western African Time)',
'Africa/Ndjamena' => '(GMT+1:00) Africa/Ndjamena (Western African Time)',
'Africa/Niamey' => '(GMT+1:00) Africa/Niamey (Western African Time)',
'Africa/Porto-Novo' => '(GMT+1:00) Africa/Porto-Novo (Western African Time)',
'Africa/Tunis' => '(GMT+1:00) Africa/Tunis (Central European Time)',
'Africa/Windhoek' => '(GMT+1:00) Africa/Windhoek (Western African Time)',
'Arctic/Longyearbyen' => '(GMT+1:00) Arctic/Longyearbyen (Central European Time)',
'Atlantic/Jan_Mayen' => '(GMT+1:00) Atlantic/Jan_Mayen (Central European Time)',
'Europe/Amsterdam' => '(GMT+1:00) Europe/Amsterdam (Central European Time)',
'Europe/Andorra' => '(GMT+1:00) Europe/Andorra (Central European Time)',
'Europe/Belgrade' => '(GMT+1:00) Europe/Belgrade (Central European Time)',
'Europe/Berlin' => '(GMT+1:00) Europe/Berlin (Central European Time)',
'Europe/Bratislava' => '(GMT+1:00) Europe/Bratislava (Central European Time)',
'Europe/Brussels' => '(GMT+1:00) Europe/Brussels (Central European Time)',
'Europe/Budapest' => '(GMT+1:00) Europe/Budapest (Central European Time)',
'Europe/Copenhagen' => '(GMT+1:00) Europe/Copenhagen (Central European Time)',
'Europe/Gibraltar' => '(GMT+1:00) Europe/Gibraltar (Central European Time)',
'Europe/Ljubljana' => '(GMT+1:00) Europe/Ljubljana (Central European Time)',
'Europe/Luxembourg' => '(GMT+1:00) Europe/Luxembourg (Central European Time)',
'Europe/Madrid' => '(GMT+1:00) Europe/Madrid (Central European Time)',
'Europe/Malta' => '(GMT+1:00) Europe/Malta (Central European Time)',
'Europe/Monaco' => '(GMT+1:00) Europe/Monaco (Central European Time)',
'Europe/Oslo' => '(GMT+1:00) Europe/Oslo (Central European Time)',
'Europe/Paris' => '(GMT+1:00) Europe/Paris (Central European Time)',
'Europe/Podgorica' => '(GMT+1:00) Europe/Podgorica (Central European Time)',
'Europe/Prague' => '(GMT+1:00) Europe/Prague (Central European Time)',
'Europe/Rome' => '(GMT+1:00) Europe/Rome (Central European Time)',
'Europe/San_Marino' => '(GMT+1:00) Europe/San_Marino (Central European Time)',
'Europe/Sarajevo' => '(GMT+1:00) Europe/Sarajevo (Central European Time)',
'Europe/Skopje' => '(GMT+1:00) Europe/Skopje (Central European Time)',
'Europe/Stockholm' => '(GMT+1:00) Europe/Stockholm (Central European Time)',
'Europe/Tirane' => '(GMT+1:00) Europe/Tirane (Central European Time)',
'Europe/Vaduz' => '(GMT+1:00) Europe/Vaduz (Central European Time)',
'Europe/Vatican' => '(GMT+1:00) Europe/Vatican (Central European Time)',
'Europe/Vienna' => '(GMT+1:00) Europe/Vienna (Central European Time)',
'Europe/Warsaw' => '(GMT+1:00) Europe/Warsaw (Central European Time)',
'Europe/Zagreb' => '(GMT+1:00) Europe/Zagreb (Central European Time)',
'Europe/Zurich' => '(GMT+1:00) Europe/Zurich (Central European Time)',
'Africa/Blantyre' => '(GMT+2:00) Africa/Blantyre (Central African Time)',
'Africa/Bujumbura' => '(GMT+2:00) Africa/Bujumbura (Central African Time)',
'Africa/Cairo' => '(GMT+2:00) Africa/Cairo (Eastern European Time)',
'Africa/Gaborone' => '(GMT+2:00) Africa/Gaborone (Central African Time)',
'Africa/Harare' => '(GMT+2:00) Africa/Harare (Central African Time)',
'Africa/Johannesburg' => '(GMT+2:00) Africa/Johannesburg (South Africa Standard Time)',
'Africa/Kigali' => '(GMT+2:00) Africa/Kigali (Central African Time)',
'Africa/Lubumbashi' => '(GMT+2:00) Africa/Lubumbashi (Central African Time)',
'Africa/Lusaka' => '(GMT+2:00) Africa/Lusaka (Central African Time)',
'Africa/Maputo' => '(GMT+2:00) Africa/Maputo (Central African Time)',
'Africa/Maseru' => '(GMT+2:00) Africa/Maseru (South Africa Standard Time)',
'Africa/Mbabane' => '(GMT+2:00) Africa/Mbabane (South Africa Standard Time)',
'Africa/Tripoli' => '(GMT+2:00) Africa/Tripoli (Eastern European Time)',
'Asia/Amman' => '(GMT+2:00) Asia/Amman (Eastern European Time)',
'Asia/Beirut' => '(GMT+2:00) Asia/Beirut (Eastern European Time)',
'Asia/Damascus' => '(GMT+2:00) Asia/Damascus (Eastern European Time)',
'Asia/Gaza' => '(GMT+2:00) Asia/Gaza (Eastern European Time)',
'Asia/Istanbul' => '(GMT+2:00) Asia/Istanbul (Eastern European Time)',
'Asia/Jerusalem' => '(GMT+2:00) Asia/Jerusalem (Israel Standard Time)',
'Asia/Nicosia' => '(GMT+2:00) Asia/Nicosia (Eastern European Time)',
'Asia/Tel_Aviv' => '(GMT+2:00) Asia/Tel_Aviv (Israel Standard Time)',
'Europe/Athens' => '(GMT+2:00) Europe/Athens (Eastern European Time)',
'Europe/Bucharest' => '(GMT+2:00) Europe/Bucharest (Eastern European Time)',
'Europe/Chisinau' => '(GMT+2:00) Europe/Chisinau (Eastern European Time)',
'Europe/Helsinki' => '(GMT+2:00) Europe/Helsinki (Eastern European Time)',
'Europe/Istanbul' => '(GMT+2:00) Europe/Istanbul (Eastern European Time)',
'Europe/Kaliningrad' => '(GMT+2:00) Europe/Kaliningrad (Eastern European Time)',
'Europe/Kiev' => '(GMT+2:00) Europe/Kiev (Eastern European Time)',
'Europe/Mariehamn' => '(GMT+2:00) Europe/Mariehamn (Eastern European Time)',
'Europe/Minsk' => '(GMT+2:00) Europe/Minsk (Eastern European Time)',
'Europe/Nicosia' => '(GMT+2:00) Europe/Nicosia (Eastern European Time)',
'Europe/Riga' => '(GMT+2:00) Europe/Riga (Eastern European Time)',
'Europe/Simferopol' => '(GMT+2:00) Europe/Simferopol (Eastern European Time)',
'Europe/Sofia' => '(GMT+2:00) Europe/Sofia (Eastern European Time)',
'Europe/Tallinn' => '(GMT+2:00) Europe/Tallinn (Eastern European Time)',
'Europe/Tiraspol' => '(GMT+2:00) Europe/Tiraspol (Eastern European Time)',
'Europe/Uzhgorod' => '(GMT+2:00) Europe/Uzhgorod (Eastern European Time)',
'Europe/Vilnius' => '(GMT+2:00) Europe/Vilnius (Eastern European Time)',
'Europe/Zaporozhye' => '(GMT+2:00) Europe/Zaporozhye (Eastern European Time)',
'Africa/Addis_Ababa' => '(GMT+3:00) Africa/Addis_Ababa (Eastern African Time)',
'Africa/Asmara' => '(GMT+3:00) Africa/Asmara (Eastern African Time)',
'Africa/Asmera' => '(GMT+3:00) Africa/Asmera (Eastern African Time)',
'Africa/Dar_es_Salaam' => '(GMT+3:00) Africa/Dar_es_Salaam (Eastern African Time)',
'Africa/Djibouti' => '(GMT+3:00) Africa/Djibouti (Eastern African Time)',
'Africa/Kampala' => '(GMT+3:00) Africa/Kampala (Eastern African Time)',
'Africa/Khartoum' => '(GMT+3:00) Africa/Khartoum (Eastern African Time)',
'Africa/Mogadishu' => '(GMT+3:00) Africa/Mogadishu (Eastern African Time)',
'Africa/Nairobi' => '(GMT+3:00) Africa/Nairobi (Eastern African Time)',
'Antarctica/Syowa' => '(GMT+3:00) Antarctica/Syowa (Syowa Time)',
'Asia/Aden' => '(GMT+3:00) Asia/Aden (Arabia Standard Time)',
'Asia/Baghdad' => '(GMT+3:00) Asia/Baghdad (Arabia Standard Time)',
'Asia/Bahrain' => '(GMT+3:00) Asia/Bahrain (Arabia Standard Time)',
'Asia/Kuwait' => '(GMT+3:00) Asia/Kuwait (Arabia Standard Time)',
'Asia/Qatar' => '(GMT+3:00) Asia/Qatar (Arabia Standard Time)',
'Europe/Moscow' => '(GMT+3:00) Europe/Moscow (Moscow Standard Time)',
'Europe/Volgograd' => '(GMT+3:00) Europe/Volgograd (Volgograd Time)',
'Indian/Antananarivo' => '(GMT+3:00) Indian/Antananarivo (Eastern African Time)',
'Indian/Comoro' => '(GMT+3:00) Indian/Comoro (Eastern African Time)',
'Indian/Mayotte' => '(GMT+3:00) Indian/Mayotte (Eastern African Time)',
'Asia/Tehran' => '(GMT+3:30) Asia/Tehran (Iran Standard Time)',
'Asia/Baku' => '(GMT+4:00) Asia/Baku (Azerbaijan Time)',
'Asia/Dubai' => '(GMT+4:00) Asia/Dubai (Gulf Standard Time)',
'Asia/Muscat' => '(GMT+4:00) Asia/Muscat (Gulf Standard Time)',
'Asia/Tbilisi' => '(GMT+4:00) Asia/Tbilisi (Georgia Time)',
'Asia/Yerevan' => '(GMT+4:00) Asia/Yerevan (Armenia Time)',
'Europe/Samara' => '(GMT+4:00) Europe/Samara (Samara Time)',
'Indian/Mahe' => '(GMT+4:00) Indian/Mahe (Seychelles Time)',
'Indian/Mauritius' => '(GMT+4:00) Indian/Mauritius (Mauritius Time)',
'Indian/Reunion' => '(GMT+4:00) Indian/Reunion (Reunion Time)',
'Asia/Kabul' => '(GMT+4:30) Asia/Kabul (Afghanistan Time)',
'Asia/Aqtau' => '(GMT+5:00) Asia/Aqtau (Aqtau Time)',
'Asia/Aqtobe' => '(GMT+5:00) Asia/Aqtobe (Aqtobe Time)',
'Asia/Ashgabat' => '(GMT+5:00) Asia/Ashgabat (Turkmenistan Time)',
'Asia/Ashkhabad' => '(GMT+5:00) Asia/Ashkhabad (Turkmenistan Time)',
'Asia/Dushanbe' => '(GMT+5:00) Asia/Dushanbe (Tajikistan Time)',
'Asia/Karachi' => '(GMT+5:00) Asia/Karachi (Pakistan Time)',
'Asia/Oral' => '(GMT+5:00) Asia/Oral (Oral Time)',
'Asia/Samarkand' => '(GMT+5:00) Asia/Samarkand (Uzbekistan Time)',
'Asia/Tashkent' => '(GMT+5:00) Asia/Tashkent (Uzbekistan Time)',
'Asia/Yekaterinburg' => '(GMT+5:00) Asia/Yekaterinburg (Yekaterinburg Time)',
'Indian/Kerguelen' => '(GMT+5:00) Indian/Kerguelen (French Southern & Antarctic Lands Time)',
'Indian/Maldives' => '(GMT+5:00) Indian/Maldives (Maldives Time)',
'Asia/Calcutta' => '(GMT+5:30) Asia/Calcutta (India Standard Time)',
'Asia/Colombo' => '(GMT+5:30) Asia/Colombo (India Standard Time)',
'Asia/Kolkata' => '(GMT+5:30) Asia/Kolkata (India Standard Time)',
'Asia/Katmandu' => '(GMT+5:45) Asia/Katmandu (Nepal Time)',
'Antarctica/Mawson' => '(GMT+6:00) Antarctica/Mawson (Mawson Time)',
'Antarctica/Vostok' => '(GMT+6:00) Antarctica/Vostok (Vostok Time)',
'Asia/Almaty' => '(GMT+6:00) Asia/Almaty (Alma-Ata Time)',
'Asia/Bishkek' => '(GMT+6:00) Asia/Bishkek (Kirgizstan Time)',
'Asia/Dacca' => '(GMT+6:00) Asia/Dacca (Bangladesh Time)',
'Asia/Dhaka' => '(GMT+6:00) Asia/Dhaka (Bangladesh Time)',
'Asia/Novosibirsk' => '(GMT+6:00) Asia/Novosibirsk (Novosibirsk Time)',
'Asia/Omsk' => '(GMT+6:00) Asia/Omsk (Omsk Time)',
'Asia/Qyzylorda' => '(GMT+6:00) Asia/Qyzylorda (Qyzylorda Time)',
'Asia/Thimbu' => '(GMT+6:00) Asia/Thimbu (Bhutan Time)',
'Asia/Thimphu' => '(GMT+6:00) Asia/Thimphu (Bhutan Time)',
'Indian/Chagos' => '(GMT+6:00) Indian/Chagos (Indian Ocean Territory Time)',
'Asia/Rangoon' => '(GMT+6:30) Asia/Rangoon (Myanmar Time)',
'Indian/Cocos' => '(GMT+6:30) Indian/Cocos (Cocos Islands Time)',
'Antarctica/Davis' => '(GMT+7:00) Antarctica/Davis (Davis Time)',
'Asia/Bangkok' => '(GMT+7:00) Asia/Bangkok (Indochina Time)',
'Asia/Ho_Chi_Minh' => '(GMT+7:00) Asia/Ho_Chi_Minh (Indochina Time)',
'Asia/Hovd' => '(GMT+7:00) Asia/Hovd (Hovd Time)',
'Asia/Jakarta' => '(GMT+7:00) Asia/Jakarta (West Indonesia Time)',
'Asia/Krasnoyarsk' => '(GMT+7:00) Asia/Krasnoyarsk (Krasnoyarsk Time)',
'Asia/Phnom_Penh' => '(GMT+7:00) Asia/Phnom_Penh (Indochina Time)',
'Asia/Pontianak' => '(GMT+7:00) Asia/Pontianak (West Indonesia Time)',
'Asia/Saigon' => '(GMT+7:00) Asia/Saigon (Indochina Time)',
'Asia/Vientiane' => '(GMT+7:00) Asia/Vientiane (Indochina Time)',
'Indian/Christmas' => '(GMT+7:00) Indian/Christmas (Christmas Island Time)',
'Antarctica/Casey' => '(GMT+8:00) Antarctica/Casey (Western Standard Time (Australia))',
'Asia/Brunei' => '(GMT+8:00) Asia/Brunei (Brunei Time)',
'Asia/Choibalsan' => '(GMT+8:00) Asia/Choibalsan (Choibalsan Time)',
'Asia/Chongqing' => '(GMT+8:00) Asia/Chongqing (China Standard Time)',
'Asia/Chungking' => '(GMT+8:00) Asia/Chungking (China Standard Time)',
'Asia/Harbin' => '(GMT+8:00) Asia/Harbin (China Standard Time)',
'Asia/Hong_Kong' => '(GMT+8:00) Asia/Hong_Kong (Hong Kong Time)',
'Asia/Irkutsk' => '(GMT+8:00) Asia/Irkutsk (Irkutsk Time)',
'Asia/Kashgar' => '(GMT+8:00) Asia/Kashgar (China Standard Time)',
'Asia/Kuala_Lumpur' => '(GMT+8:00) Asia/Kuala_Lumpur (Malaysia Time)',
'Asia/Kuching' => '(GMT+8:00) Asia/Kuching (Malaysia Time)',
'Asia/Macao' => '(GMT+8:00) Asia/Macao (China Standard Time)',
'Asia/Macau' => '(GMT+8:00) Asia/Macau (China Standard Time)',
'Asia/Makassar' => '(GMT+8:00) Asia/Makassar (Central Indonesia Time)',
'Asia/Manila' => '(GMT+8:00) Asia/Manila (Philippines Time)',
'Asia/Shanghai' => '(GMT+8:00) Asia/Shanghai (China Standard Time)',
'Asia/Singapore' => '(GMT+8:00) Asia/Singapore (Singapore Time)',
'Asia/Taipei' => '(GMT+8:00) Asia/Taipei (China Standard Time)',
'Asia/Ujung_Pandang' => '(GMT+8:00) Asia/Ujung_Pandang (Central Indonesia Time)',
'Asia/Ulaanbaatar' => '(GMT+8:00) Asia/Ulaanbaatar (Ulaanbaatar Time)',
'Asia/Ulan_Bator' => '(GMT+8:00) Asia/Ulan_Bator (Ulaanbaatar Time)',
'Asia/Urumqi' => '(GMT+8:00) Asia/Urumqi (China Standard Time)',
'Australia/Perth' => '(GMT+8:00) Australia/Perth (Western Standard Time (Australia))',
'Australia/West' => '(GMT+8:00) Australia/West (Western Standard Time (Australia))',
'Australia/Eucla' => '(GMT+8:45) Australia/Eucla (Central Western Standard Time (Australia))',
'Asia/Dili' => '(GMT+9:00) Asia/Dili (Timor-Leste Time)',
'Asia/Jayapura' => '(GMT+9:00) Asia/Jayapura (East Indonesia Time)',
'Asia/Pyongyang' => '(GMT+9:00) Asia/Pyongyang (Korea Standard Time)',
'Asia/Seoul' => '(GMT+9:00) Asia/Seoul (Korea Standard Time)',
'Asia/Tokyo' => '(GMT+9:00) Asia/Tokyo (Japan Standard Time)',
'Asia/Yakutsk' => '(GMT+9:00) Asia/Yakutsk (Yakutsk Time)',
'Australia/Adelaide' => '(GMT+9:30) Australia/Adelaide (Central Standard Time (South Australia))',
'Australia/Broken_Hill' => '(GMT+9:30) Australia/Broken_Hill (Central Standard Time (South Australia/New South Wales))',
'Australia/Darwin' => '(GMT+9:30) Australia/Darwin (Central Standard Time (Northern Territory))',
'Australia/North' => '(GMT+9:30) Australia/North (Central Standard Time (Northern Territory))',
'Australia/South' => '(GMT+9:30) Australia/South (Central Standard Time (South Australia))',
'Australia/Yancowinna' => '(GMT+9:30) Australia/Yancowinna (Central Standard Time (South Australia/New South Wales))',
'Antarctica/DumontDUrville' => '(GMT+10:00) Antarctica/DumontDUrville (Dumont-d\'Urville Time)',
'Asia/Sakhalin' => '(GMT+10:00) Asia/Sakhalin (Sakhalin Time)',
'Asia/Vladivostok' => '(GMT+10:00) Asia/Vladivostok (Vladivostok Time)',
'Australia/ACT' => '(GMT+10:00) Australia/ACT (Eastern Standard Time (New South Wales))',
'Australia/Brisbane' => '(GMT+10:00) Australia/Brisbane (Eastern Standard Time (Queensland))',
'Australia/Canberra' => '(GMT+10:00) Australia/Canberra (Eastern Standard Time (New South Wales))',
'Australia/Currie' => '(GMT+10:00) Australia/Currie (Eastern Standard Time (New South Wales))',
'Australia/Hobart' => '(GMT+10:00) Australia/Hobart (Eastern Standard Time (Tasmania))',
'Australia/Lindeman' => '(GMT+10:00) Australia/Lindeman (Eastern Standard Time (Queensland))',
'Australia/Melbourne' => '(GMT+10:00) Australia/Melbourne (Eastern Standard Time (Victoria))',
'Australia/NSW' => '(GMT+10:00) Australia/NSW (Eastern Standard Time (New South Wales))',
'Australia/Queensland' => '(GMT+10:00) Australia/Queensland (Eastern Standard Time (Queensland))',
'Australia/Sydney' => '(GMT+10:00) Australia/Sydney (Eastern Standard Time (New South Wales))',
'Australia/Tasmania' => '(GMT+10:00) Australia/Tasmania (Eastern Standard Time (Tasmania))',
'Australia/Victoria' => '(GMT+10:00) Australia/Victoria (Eastern Standard Time (Victoria))',
'Australia/LHI' => '(GMT+10:30) Australia/LHI (Lord Howe Standard Time)',
'Australia/Lord_Howe' => '(GMT+10:30) Australia/Lord_Howe (Lord Howe Standard Time)',
'Asia/Magadan' => '(GMT+11:00) Asia/Magadan (Magadan Time)',
'Antarctica/McMurdo' => '(GMT+12:00) Antarctica/McMurdo (New Zealand Standard Time)',
'Antarctica/South_Pole' => '(GMT+12:00) Antarctica/South_Pole (New Zealand Standard Time)',
'Asia/Anadyr' => '(GMT+12:00) Asia/Anadyr (Anadyr Time)',
'Asia/Kamchatka' => '(GMT+12:00) Asia/Kamchatka (Petropavlovsk-Kamchatski Time)'
);
//foreach (timezones() as $key => $val)
foreach ($timezones_lists as $key => $val)
{
$selected = ($default === $key) ? ' selected="selected"' : '';
//$menu .= '<option value="'.$key.'"'.$selected.'>'.$CI->lang->line($key)."</option>\n";
$menu .= '<option value="'.$key.'"'.$selected.'>'.$val."</option>\n";
}
return $menu.'</select>';
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('timezones'))
{
/**
* Timezones
*
* Returns an array of timezones. This is a helper function
* for various other ones in this library
*
* @param string timezone
* @return string
*/
function timezones($tz = '')
{
// Note: Don't change the order of these even though
// some items appear to be in the wrong order
$zones = array(
'UM12' => -12,
'UM11' => -11,
'UM10' => -10,
'UM95' => -9.5,
'UM9' => -9,
'UM8' => -8,
'UM7' => -7,
'UM6' => -6,
'UM5' => -5,
'UM45' => -4.5,
'UM4' => -4,
'UM35' => -3.5,
'UM3' => -3,
'UM2' => -2,
'UM1' => -1,
'UTC' => 0,
'UP1' => +1,
'UP2' => +2,
'UP3' => +3,
'UP35' => +3.5,
'UP4' => +4,
'UP45' => +4.5,
'UP5' => +5,
'UP55' => +5.5,
'UP575' => +5.75,
'UP6' => +6,
'UP65' => +6.5,
'UP7' => +7,
'UP8' => +8,
'UP875' => +8.75,
'UP9' => +9,
'UP95' => +9.5,
'UP10' => +10,
'UP105' => +10.5,
'UP11' => +11,
'UP115' => +11.5,
'UP12' => +12,
'UP1275' => +12.75,
'UP13' => +13,
'UP14' => +14
);
if ($tz === '')
{
return $zones;
}
return isset($zones[$tz]) ? $zones[$tz] : 0;
}
}
// ------------------------------------------------------------------------
if ( ! function_exists('date_range'))
{
/**
* Date range
*
* Returns a list of dates within a specified period.
*
* @param int unix_start UNIX timestamp of period start date
* @param int unix_end|days UNIX timestamp of period end date
* or interval in days.
* @param mixed is_unix Specifies whether the second parameter
* is a UNIX timestamp or a day interval
* - TRUE or 'unix' for a timestamp
* - FALSE or 'days' for an interval
* @param string date_format Output date format, same as in date()
* @return array
*/
function date_range($unix_start = '', $mixed = '', $is_unix = TRUE, $format = 'Y-m-d')
{
if ($unix_start == '' OR $mixed == '' OR $format == '')
{
return FALSE;
}
$is_unix = ! ( ! $is_unix OR $is_unix === 'days');
// Validate input and try strtotime() on invalid timestamps/intervals, just in case
if ( ( ! ctype_digit((string) $unix_start) && ($unix_start = @strtotime($unix_start)) === FALSE)
OR ( ! ctype_digit((string) $mixed) && ($is_unix === FALSE OR ($mixed = @strtotime($mixed)) === FALSE))
OR ($is_unix === TRUE && $mixed < $unix_start))
{
return FALSE;
}
if ($is_unix && ($unix_start == $mixed OR date($format, $unix_start) === date($format, $mixed)))
{
return array(date($format, $unix_start));
}
$range = array();
$from = new DateTime();
$from->setTimestamp($unix_start);
if ($is_unix)
{
$arg = new DateTime();
$arg->setTimestamp($mixed);
}
else
{
$arg = (int) $mixed;
}
$period = new DatePeriod($from, new DateInterval('P1D'), $arg);
foreach ($period as $date)
{
$range[] = $date->format($format);
}
/* If a period end date was passed to the DatePeriod constructor, it might not
* be in our results. Not sure if this is a bug or it's just possible because
* the end date might actually be less than 24 hours away from the previously
* generated DateTime object, but either way - we have to append it manually.
*/
if ( ! is_int($arg) && $range[count($range) - 1] !== $arg->format($format))
{
$range[] = $arg->format($format);
}
return $range;
}
}
function get_month_from_number($monthNum){
// $dateObj = DateTime::createFromFormat('!m', $monthNum);
// $monthName = $dateObj->format('F');
$monthName = date('F', mktime(0, 0, 0, $monthNum, 10));
return $monthName;
}
function convert_to($str_time){
sscanf($str_time, "%d:%d:%d", $hours, $minutes, $seconds);
$time_seconds = isset($seconds) ? $hours * 3600 + $minutes * 60 + $seconds : $hours * 60 + $minutes;
return $time_seconds;
}
function getWeekday($date,$format='D') {
if(strtotime($date)==strtotime(date('Y-m-d'))){
return 'Today';
}else{
return date($format, strtotime($date));
}
}
function rangeMonth ($datestr) {
date_default_timezone_set (date_default_timezone_get());
$dt = strtotime ($datestr);
return array (
"start" => date ('Y-m-d', strtotime ('first day of this month', $dt)),
"end" => date ('Y-m-d', strtotime ('last day of this month', $dt))
);
}
function rangeMonthDate($month,$year,$format){
$list=array();
$days_in_month=days_in_month($month);
for($d=1; $d<=$days_in_month; $d++)
{
$time=mktime(12, 0, 0, $month, $d, $year);
if (date('m', $time)==$month)
$list[]=date($format, $time);
}
return $list;
}
function rangeWeek ($datestr) {
date_default_timezone_set (date_default_timezone_get());
$dt = strtotime ($datestr);
return array (
"start" => date ('N', $dt) == 1 ? date ('Y-m-d', $dt) : date ('Y-m-d', strtotime ('last monday', $dt)),
"end" => date('N', $dt) == 7 ? date ('Y-m-d', $dt) : date ('Y-m-d', strtotime ('next sunday', $dt))
);
}
function get_months(){
$months = array();
for ($i = 0; $i < 12; $i++) {
$timestamp = mktime(0, 0, 0, date('n') - $i, 1);
$months[date('n', $timestamp)] = date('F', $timestamp);
}
$allmonths=$months;
ksort($allmonths);
return $allmonths;
}
function birthdayToday($birthday, $now = null) {
$birthday = substr($birthday, -5);
if ($now === null) {
$now = time();
}
$today = date('m-d', $now);
return $birthday == $today || $birthday == '02-29' && $today == '02-28' && !checkdate(2, 29, date('Y', $now));
}
function get_seconds($str_time){
// sscanf($str_time, "%d:%d:%d", $hours, $minutes, $seconds);
// $time_seconds = isset($hours) ? $hours * 3600 + $minutes * 60 + $seconds : $minutes * 60 + $seconds;
// return $time_seconds;
$total_seconds=0;
$ex = explode(':', $str_time);
if(count($ex)==3){
list($h,$m,$s)=$ex;
$total_seconds=($h * 3600) + ($m * 60) + $s;
}else if(count($ex)==2){
list($m,$s)=$ex;
$total_seconds=($m * 60) + $s;
}else if(count($ex)==1){
list($s)=$ex;
$total_seconds= $s;
}
return $total_seconds;
}
function isDate($string) {
$matches = array();
$pattern = '/^([0-9]{1,2})\\/([0-9]{1,2})\\/([0-9]{4})$/';
if (!preg_match($pattern, $string, $matches)) return false;
if (!checkdate($matches[2], $matches[1], $matches[3])) return false;
return true;
}
function isDateValid($string,$sep='-'){
$matches = array();
$matches=explode($sep, $string);
if (count($matches) == 3){
if(strlen($matches[0])==2 && strlen($matches[1])==2 && strlen($matches[2])==4){
if (checkdate($matches[1], $matches[0], $matches[2])){
return true;
}else{
return false;
}
}else{
return false;
}
}else{
return false;
}
}
function isDateGreaterorLess($date){
$date_now = new DateTime(date('d-m-y'));
$date2 = new DateTime($date);
if ($date_now > $date2) {
return 'greater';
}else if ($date_now < $date2){
return 'less';
}else if ($date_now === $date2){
return 'equal';
}
}
function validateDate($date, $format = 'Y-m-d'){
$d = DateTime::createFromFormat($format, $date);
return $d && $d->format($format) === $date;
}
function generate_localized_datepicker($language_code){
$script='';
?>
<script type="text/javascript">
( function( factory ) {
if ( typeof define === "function" && define.amd ) {
// AMD. Register as an anonymous module.
define( [ "../widgets/datepicker" ], factory );
} else {
// Browser globals
factory( jQuery.datepicker );
}
}( function( datepicker ) {
datepicker.regional.<?php echo $language_code;?> = {
closeText: "<?php echo CI()->lang->line("closeText");?>",
prevText: "<?php echo CI()->lang->line("prevText");?>",
nextText: "<?php echo CI()->lang->line("nextText");?>",
currentText: "<?php echo CI()->lang->line("currentText");?>",
monthNames: <?php echo CI()->lang->line("monthNames");?>,
monthNamesShort: <?php echo CI()->lang->line("monthNamesShort");?>,
dayNames: <?php echo CI()->lang->line("dayNames");?>,
dayNamesShort: <?php echo CI()->lang->line("dayNamesShort");?>,
dayNamesMin: <?php echo CI()->lang->line("dayNamesMin");?>,
weekHeader: "<?php echo CI()->lang->line("weekHeader");?>",
dateFormat: "dd/mm/yy",
firstDay: 1,
isRTL: false,
showMonthAfterYear: false,
yearSuffix: "" };
datepicker.setDefaults( datepicker.regional.<?php echo $language_code;?> );
return datepicker.regional.<?php echo $language_code;?>;
} ) );
</script>
<?php
}
function dateDiffInDays($date1, $date2)
{
// Calculating the difference in timestamps
$diff = strtotime($date2) - strtotime($date1);
// 1 day = 24 hours
// 24 * 60 * 60 = 86400 seconds
$dif=abs(round($diff / 86400));
if($dif==0){
$dif='1';
}
return $dif;
}
function get_days_in_time_range($date1, $date2,$format='l'){
$i=0;
$no_of_days=dateDiffInDays($date1,$date2);
do {
$ndays=($i>0)?date($format,strtotime($date1.' +'.$i.' day')):date($format,strtotime($date1));
$hdays[]=$ndays;
$i++;
} while ($i <= $no_of_days);
return $hdays;
}
function date_diff_formatted($datetime1,$datetime2){
$dt1 = new DateTime($datetime1);
$dt2 = new DateTime($datetime2);
$interval = $dt1->diff($dt2);
$elapsed = $interval->format('%h:%i:%s');
return $elapsed;
}
function first_date_of_year(){
date_default_timezone_set('Asia/Kolkata'); // Adjust to your preferred timezone
// Create a DateTime object set to the first day of the first month of the current year
$firstDayOfYear = new DateTime('first day of January this year');
return $firstDayOfYear->format('Y-m-d');
}
function last_date_of_year(){
date_default_timezone_set('Asia/Kolkata'); // Adjust to your preferred timezone
// Create a DateTime object set to the first day of the first month of the current year
$lastDayOfYear = new DateTime('last day of December this year');
return $lastDayOfYear->format('Y-m-d');
}