diff options
Diffstat (limited to 'system/helpers/date_helper.php')
| -rw-r--r-- | system/helpers/date_helper.php | 170 |
1 files changed, 85 insertions, 85 deletions
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php index 2c60f0302..e762be007 100644 --- a/system/helpers/date_helper.php +++ b/system/helpers/date_helper.php @@ -34,24 +34,24 @@ * * @access public * @return integer - */ + */ if ( ! function_exists('now')) { function now() { $CI =& get_instance(); - + if (strtolower($CI->config->item('time_reference')) == 'gmt') { $now = time(); $system_time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now)); - + if (strlen($system_time) < 10) { $system_time = time(); log_message('error', 'The Date class could not set a proper GMT timestamp so the local time() value was used.'); } - + return $system_time; } else @@ -60,7 +60,7 @@ if ( ! function_exists('now')) } } } - + // ------------------------------------------------------------------------ /** @@ -79,22 +79,22 @@ if ( ! function_exists('now')) * @param string * @param integer * @return integer - */ + */ if ( ! function_exists('mdate')) { function mdate($datestr = '', $time = '') { if ($datestr == '') return ''; - + if ($time == '') $time = now(); - + $datestr = str_replace('%\\', '', preg_replace("/([a-z]+?){1}/i", "\\\\\\1", $datestr)); return date($datestr, $time); } } - + // ------------------------------------------------------------------------ /** @@ -106,7 +106,7 @@ if ( ! function_exists('mdate')) * @param string the chosen format * @param integer Unix timestamp * @return string - */ + */ if ( ! function_exists('standard_date')) { function standard_date($fmt = 'DATE_RFC822', $time = '') @@ -127,11 +127,11 @@ if ( ! function_exists('standard_date')) { return FALSE; } - + return mdate($formats[$fmt], $time); } } - + // ------------------------------------------------------------------------ /** @@ -144,7 +144,7 @@ if ( ! function_exists('standard_date')) * @param integer a number of seconds * @param integer Unix timestamp * @return integer - */ + */ if ( ! function_exists('timespan')) { function timespan($seconds = 1, $time = '') @@ -156,12 +156,12 @@ if ( ! function_exists('timespan')) { $seconds = 1; } - + if ( ! is_numeric($time)) { $time = time(); } - + if ($time <= $seconds) { $seconds = 1; @@ -170,85 +170,85 @@ if ( ! function_exists('timespan')) { $seconds = $time - $seconds; } - + $str = ''; $years = floor($seconds / 31536000); - + if ($years > 0) - { + { $str .= $years.' '.$CI->lang->line((($years > 1) ? 'date_years' : 'date_year')).', '; - } - + } + $seconds -= $years * 31536000; $months = floor($seconds / 2628000); - + if ($years > 0 OR $months > 0) { if ($months > 0) - { + { $str .= $months.' '.$CI->lang->line((($months > 1) ? 'date_months' : 'date_month')).', '; - } - + } + $seconds -= $months * 2628000; } $weeks = floor($seconds / 604800); - + if ($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 ($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 ($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 ($days > 0 OR $hours > 0 OR $minutes > 0) { if ($minutes > 0) - { + { $str .= $minutes.' '.$CI->lang->line((($minutes > 1) ? 'date_minutes' : 'date_minute')).', '; } - + $seconds -= $minutes * 60; } - + if ($str == '') { $str .= $seconds.' '.$CI->lang->line((($seconds > 1) ? 'date_seconds' : 'date_second')).', '; } - + return substr(trim($str), 0, -1); } } - + // ------------------------------------------------------------------------ /** @@ -261,7 +261,7 @@ if ( ! function_exists('timespan')) * @param integer a numeric month * @param integer a numeric year * @return integer - */ + */ if ( ! function_exists('days_in_month')) { function days_in_month($month = 0, $year = '') @@ -270,12 +270,12 @@ if ( ! function_exists('days_in_month')) { return 0; } - + if ( ! is_numeric($year) OR strlen($year) != 4) { $year = date('Y'); } - + if ($month == 2) { if ($year % 400 == 0 OR ($year % 4 == 0 AND $year % 100 != 0)) @@ -297,18 +297,18 @@ if ( ! function_exists('days_in_month')) * @access public * @param integer Unix timestamp * @return integer - */ + */ if ( ! function_exists('local_to_gmt')) { function local_to_gmt($time = '') { if ($time == '') $time = time(); - + return mktime( gmdate("H", $time), gmdate("i", $time), gmdate("s", $time), gmdate("m", $time), gmdate("d", $time), gmdate("Y", $time)); } } - + // ------------------------------------------------------------------------ /** @@ -323,23 +323,23 @@ if ( ! function_exists('local_to_gmt')) * @param string timezone * @param bool whether DST is active * @return integer - */ + */ if ( ! function_exists('gmt_to_local')) { function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE) - { + { if ($time == '') { return now(); } - + $time += timezones($timezone) * 3600; if ($dst == TRUE) { $time += 3600; } - + return $time; } } @@ -352,7 +352,7 @@ if ( ! function_exists('gmt_to_local')) * @access public * @param integer Unix timestamp * @return integer - */ + */ if ( ! function_exists('mysql_to_unix')) { function mysql_to_unix($time = '') @@ -360,11 +360,11 @@ if ( ! function_exists('mysql_to_unix')) // 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('-', '', $time); $time = str_replace(':', '', $time); $time = str_replace(' ', '', $time); - + // YYYYMMDDHHMMSS return mktime( substr($time, 8, 2), @@ -376,7 +376,7 @@ if ( ! function_exists('mysql_to_unix')) ); } } - + // ------------------------------------------------------------------------ /** @@ -389,13 +389,13 @@ if ( ! function_exists('mysql_to_unix')) * @param bool whether to show seconds * @param string format: us or euro * @return string - */ + */ if ( ! function_exists('unix_to_human')) { 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); @@ -404,21 +404,21 @@ if ( ! function_exists('unix_to_human')) { $r .= date('H', $time).':'.date('i', $time); } - + if ($seconds) { $r .= ':'.date('s', $time); } - + if ($fmt == 'us') { $r .= ' '.date('A', $time); } - + return $r; } } - + // ------------------------------------------------------------------------ /** @@ -429,7 +429,7 @@ if ( ! function_exists('unix_to_human')) * @access public * @param string format: us or euro * @return integer - */ + */ if ( ! function_exists('human_to_unix')) { function human_to_unix($datestr = '') @@ -438,25 +438,25 @@ if ( ! function_exists('human_to_unix')) { return FALSE; } - + $datestr = trim($datestr); $datestr = preg_replace("/\040+/", ' ', $datestr); - + if ( ! preg_match('/^[0-9]{2,4}\-[0-9]{1,2}\-[0-9]{1,2}\s[0-9]{1,2}:[0-9]{1,2}(?::[0-9]{1,2})?(?:\s[AP]M)?$/i', $datestr)) { return FALSE; } - + $split = explode(' ', $datestr); $ex = explode("-", $split['0']); - + $year = (strlen($ex['0']) == 2) ? '20'.$ex['0'] : $ex['0']; $month = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1']; $day = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2']; $ex = explode(":", $split['1']); - + $hour = (strlen($ex['0']) == 1) ? '0'.$ex['0'] : $ex['0']; $min = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1']; @@ -469,25 +469,25 @@ if ( ! function_exists('human_to_unix')) // Unless specified, seconds get set to zero. $sec = '00'; } - + if (isset($split['2'])) { $ampm = strtolower($split['2']); - + if (substr($ampm, 0, 1) == 'p' AND $hour < 12) $hour = $hour + 12; - + if (substr($ampm, 0, 1) == 'a' AND $hour == 12) $hour = '00'; - + if (strlen($hour) == 1) $hour = '0'.$hour; } - + return mktime($hour, $min, $sec, $month, $day, $year); } } - + // ------------------------------------------------------------------------ /** @@ -500,26 +500,26 @@ if ( ! function_exists('human_to_unix')) * @param string classname * @param string menu name * @return string - */ + */ if ( ! function_exists('timezone_menu')) { function timezone_menu($default = 'UTC', $class = "", $name = 'timezones') { $CI =& get_instance(); $CI->lang->load('date'); - + if ($default == 'GMT') $default = 'UTC'; $menu = '<select name="'.$name.'"'; - + if ($class != '') { $menu .= ' class="'.$class.'"'; } - + $menu .= ">\n"; - + foreach (timezones() as $key => $val) { $selected = ($default == $key) ? " selected='selected'" : ''; @@ -531,7 +531,7 @@ if ( ! function_exists('timezone_menu')) return $menu; } } - + // ------------------------------------------------------------------------ /** @@ -543,15 +543,15 @@ if ( ! function_exists('timezone_menu')) * @access public * @param string timezone * @return string - */ + */ if ( ! function_exists('timezones')) { function timezones($tz = '') { // Note: Don't change the order of these even though // some items appear to be in the wrong order - - $zones = array( + + $zones = array( 'UM12' => -12, 'UM11' => -11, 'UM10' => -10, @@ -593,15 +593,15 @@ if ( ! function_exists('timezones')) 'UP13' => +13, 'UP14' => +14 ); - + if ($tz == '') { return $zones; } - + if ($tz == 'GMT') $tz = 'UTC'; - + return ( ! isset($zones[$tz])) ? 0 : $zones[$tz]; } } |