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authorPascal Kriete <pascal.kriete@ellislab.com>2010-11-04 22:59:52 +0100
committerPascal Kriete <pascal.kriete@ellislab.com>2010-11-04 22:59:52 +0100
commite917f9be8b05c81357c1c2c9730d5060685d644d (patch)
treeb6a7d5ce8ba57b69ba61454f77829b04f2ce5974 /system/helpers/date_helper.php
parent5b2d2da5ae2e97043c6bef53e565d30e50196e2b (diff)
parente1f6e9ddff788f6a154f5f35dc117d14aeb0c484 (diff)
Automated merge with http://hg.ellislab.com/CodeIgniter2
Diffstat (limited to 'system/helpers/date_helper.php')
-rw-r--r--system/helpers/date_helper.php170
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];
}
}