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authordchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
committerdchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
commitc5079de78e5141330c07e990811ef15e998e95aa (patch)
tree0f39d8c4fc7614246fc185810bfeaa7fad88a33a /system/helpers/date_helper.php
parent00fcb545109d4e61bc14e403ec828749c34a54b3 (diff)
parentede49ba66b127535f3430e20aac72ceed2c4611a (diff)
Merge branch develop of github.com:/EllisLab/CodeIgniter into session
Diffstat (limited to 'system/helpers/date_helper.php')
-rw-r--r--system/helpers/date_helper.php597
1 files changed, 293 insertions, 304 deletions
diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index e14bc2f94..a45b3d7ac 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -1,98 +1,107 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
- * An open source application development framework for PHP 5.1.6 or newer
+ * An open source application development framework for PHP 5.2.4 or newer
+ *
+ * NOTICE OF LICENSE
+ *
+ * Licensed under the Open Software License version 3.0
+ *
+ * This source file is subject to the Open Software License (OSL 3.0) that is
+ * bundled with this package in the files license.txt / license.rst. It is
+ * also available through the world wide web at this URL:
+ * http://opensource.org/licenses/OSL-3.0
+ * If you did not receive a copy of the license and are unable to obtain it
+ * through the world wide web, please send an email to
+ * licensing@ellislab.com so we can send you a copy immediately.
*
* @package CodeIgniter
- * @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
- * @license http://codeigniter.com/user_guide/license.html
+ * @author EllisLab Dev Team
+ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* CodeIgniter Date Helpers
*
* @package CodeIgniter
* @subpackage Helpers
* @category Helpers
- * @author ExpressionEngine Dev Team
+ * @author EllisLab Dev Team
* @link http://codeigniter.com/user_guide/helpers/date_helper.html
*/
// ------------------------------------------------------------------------
-/**
- * Get "now" time
- *
- * Returns time() or its GMT equivalent based on the config file preference
- *
- * @access public
- * @return integer
- */
if ( ! function_exists('now'))
{
- function 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)
{
- $CI =& get_instance();
-
- if (strtolower($CI->config->item('time_reference')) == 'gmt')
+ if (empty($timezone))
{
- $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.');
- }
+ $timezone = config_item('time_reference');
+ }
- return $system_time;
+ if ($timezone === 'local' OR $timezone === date_default_timezone_get())
+ {
+ return time();
}
- 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, $year);
}
}
// ------------------------------------------------------------------------
-/**
- * Convert MySQL Style Datecodes
- *
- * This function is identical to PHPs date() function,
- * except that it allows date codes to be formatted using
- * the MySQL style, where each code letter is preceded
- * with a percent sign: %Y %m %d etc...
- *
- * The benefit of doing dates this way is that you don't
- * have to worry about escaping your text letters that
- * match the date codes.
- *
- * @access public
- * @param string
- * @param integer
- * @return integer
- */
if ( ! function_exists('mdate'))
{
+ /**
+ * Convert MySQL Style Datecodes
+ *
+ * This function is identical to PHPs date() function,
+ * except that it allows date codes to be formatted using
+ * the MySQL style, where each code letter is preceded
+ * with a percent sign: %Y %m %d etc...
+ *
+ * The benefit of doing dates this way is that you don't
+ * have to worry about escaping your text letters that
+ * match the date codes.
+ *
+ * @param string
+ * @param int
+ * @return int
+ */
function mdate($datestr = '', $time = '')
{
- if ($datestr == '')
+ if ($datestr === '')
{
- return '';
+ return '';
+ }
+ elseif (empty($time))
+ {
+ $time = now();
}
-
- $time = ($time == '') ? now() : $time;
$datestr = str_replace(
- '%\\',
- '',
- preg_replace("/([a-z]+?){1}/i", "\\\\\\1", $datestr)
+ '%\\',
+ '',
+ preg_replace('/([a-z]+?){1}/i', '\\\\\\1', $datestr)
);
return date($datestr, $time);
@@ -101,101 +110,101 @@ if ( ! function_exists('mdate'))
// ------------------------------------------------------------------------
-/**
- * Standard Date
- *
- * Returns a date formatted according to the submitted standard.
- *
- * @access public
- * @param string the chosen format
- * @param integer Unix timestamp
- * @return string
- */
if ( ! function_exists('standard_date'))
{
- function standard_date($fmt = 'DATE_RFC822', $time = '')
+ /**
+ * 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().
+ * Due to that, this function is DEPRECATED and should be removed
+ * in CodeIgniter 3.1+.
+ *
+ * Here are two examples of how you should replace it:
+ *
+ * date(DATE_RFC822, now()); // default
+ * date(DATE_W3C, $time); // a different format and time
+ *
+ * Reference: http://www.php.net/manual/en/class.datetime.php#datetime.constants.types
+ *
+ * @deprecated
+ * @param string the chosen format
+ * @param int Unix timestamp
+ * @return string
+ */
+ function standard_date($fmt = 'DATE_RFC822', $time = NULL)
{
- $formats = array(
- 'DATE_ATOM' => '%Y-%m-%dT%H:%i:%s%Q',
- 'DATE_COOKIE' => '%l, %d-%M-%y %H:%i:%s UTC',
- 'DATE_ISO8601' => '%Y-%m-%dT%H:%i:%s%Q',
- 'DATE_RFC822' => '%D, %d %M %y %H:%i:%s %O',
- 'DATE_RFC850' => '%l, %d-%M-%y %H:%m:%i UTC',
- 'DATE_RFC1036' => '%D, %d %M %y %H:%i:%s %O',
- 'DATE_RFC1123' => '%D, %d %M %Y %H:%i:%s %O',
- 'DATE_RSS' => '%D, %d %M %Y %H:%i:%s %O',
- 'DATE_W3C' => '%Y-%m-%dT%H:%i:%s%Q'
- );
-
- if ( ! isset($formats[$fmt]))
+ if (empty($time))
+ {
+ $time = now();
+ }
+
+ // Procedural style pre-defined constants from the DateTime extension
+ if (strpos($fmt, 'DATE_') !== 0 OR defined($fmt) === FALSE)
{
return FALSE;
}
- return mdate($formats[$fmt], $time);
+ return date(constant($fmt), $time);
}
}
// ------------------------------------------------------------------------
-/**
- * Timespan
- *
- * Returns a span of seconds in this format:
- * 10 days 14 hours 36 minutes 47 seconds
- *
- * @access public
- * @param integer a number of seconds
- * @param integer Unix timestamp
- * @return integer
- */
if ( ! function_exists('timespan'))
{
- function timespan($seconds = 1, $time = '')
+ /**
+ * Timespan
+ *
+ * Returns a span of seconds in this format:
+ * 10 days 14 hours 36 minutes 47 seconds
+ *
+ * @param int a number of seconds
+ * @param int Unix timestamp
+ * @param int a number of display units
+ * @return string
+ */
+ function timespan($seconds = 1, $time = '', $units = 7)
{
$CI =& get_instance();
$CI->lang->load('date');
- if ( ! is_numeric($seconds))
- {
- $seconds = 1;
- }
-
- if ( ! is_numeric($time))
- {
- $time = time();
- }
+ is_numeric($seconds) OR $seconds = 1;
+ is_numeric($time) OR $time = time();
+ is_numeric($units) OR $units = 7;
$seconds = ($time <= $seconds) ? 1 : $time - $seconds;
- $str = '';
- $years = floor($seconds / 31536000);
+ $str = array();
+ $years = floor($seconds / 31557600);
if ($years > 0)
{
- $str .= $years.' '.$CI->lang->line((($years > 1) ? 'date_years' : 'date_year')).', ';
+ $str[] = $years.' '.$CI->lang->line($years > 1 ? 'date_years' : 'date_year');
}
- $seconds -= $years * 31536000;
- $months = floor($seconds / 2628000);
+ $seconds -= $years * 31557600;
+ $months = floor($seconds / 2629743);
- if ($years > 0 OR $months > 0)
+ if (count($str) < $units && ($years > 0 OR $months > 0))
{
if ($months > 0)
{
- $str .= $months.' '.$CI->lang->line((($months > 1) ? 'date_months' : 'date_month')).', ';
+ $str[] = $months.' '.$CI->lang->line($months > 1 ? 'date_months' : 'date_month');
}
- $seconds -= $months * 2628000;
+ $seconds -= $months * 2629743;
}
$weeks = floor($seconds / 604800);
- if ($years > 0 OR $months > 0 OR $weeks > 0)
+ if (count($str) < $units && ($years > 0 OR $months > 0 OR $weeks > 0))
{
if ($weeks > 0)
{
- $str .= $weeks.' '.$CI->lang->line((($weeks > 1) ? 'date_weeks' : 'date_week')).', ';
+ $str[] = $weeks.' '.$CI->lang->line($weeks > 1 ? 'date_weeks' : 'date_week');
}
$seconds -= $weeks * 604800;
@@ -203,11 +212,11 @@ if ( ! function_exists('timespan'))
$days = floor($seconds / 86400);
- if ($months > 0 OR $weeks > 0 OR $days > 0)
+ if (count($str) < $units && ($months > 0 OR $weeks > 0 OR $days > 0))
{
if ($days > 0)
{
- $str .= $days.' '.$CI->lang->line((($days > 1) ? 'date_days' : 'date_day')).', ';
+ $str[] = $days.' '.$CI->lang->line($days > 1 ? 'date_days' : 'date_day');
}
$seconds -= $days * 86400;
@@ -215,11 +224,11 @@ if ( ! function_exists('timespan'))
$hours = floor($seconds / 3600);
- if ($days > 0 OR $hours > 0)
+ if (count($str) < $units && ($days > 0 OR $hours > 0))
{
if ($hours > 0)
{
- $str .= $hours.' '.$CI->lang->line((($hours > 1) ? 'date_hours' : 'date_hour')).', ';
+ $str[] = $hours.' '.$CI->lang->line($hours > 1 ? 'date_hours' : 'date_hour');
}
$seconds -= $hours * 3600;
@@ -227,55 +236,58 @@ if ( ! function_exists('timespan'))
$minutes = floor($seconds / 60);
- if ($days > 0 OR $hours > 0 OR $minutes > 0)
+ if (count($str) < $units && ($days > 0 OR $hours > 0 OR $minutes > 0))
{
if ($minutes > 0)
{
- $str .= $minutes.' '.$CI->lang->line((($minutes > 1) ? 'date_minutes' : 'date_minute')).', ';
+ $str[] = $minutes.' '.$CI->lang->line($minutes > 1 ? 'date_minutes' : 'date_minute');
}
$seconds -= $minutes * 60;
}
- if ($str == '')
+ if (count($str) === 0)
{
- $str .= $seconds.' '.$CI->lang->line((($seconds > 1) ? 'date_seconds' : 'date_second')).', ';
+ $str[] = $seconds.' '.$CI->lang->line($seconds > 1 ? 'date_seconds' : 'date_second');
}
- return substr(trim($str), 0, -1);
+ return implode(', ', $str);
}
}
// ------------------------------------------------------------------------
-/**
- * Number of days in a month
- *
- * Takes a month/year as input and returns the number of days
- * for the given month/year. Takes leap years into consideration.
- *
- * @access public
- * @param integer a numeric month
- * @param integer a numeric year
- * @return integer
- */
if ( ! function_exists('days_in_month'))
{
+ /**
+ * Number of days in a month
+ *
+ * Takes a month/year as input and returns the number of days
+ * for the given month/year. Takes leap years into consideration.
+ *
+ * @param int a numeric month
+ * @param int a numeric year
+ * @return int
+ */
function days_in_month($month = 0, $year = '')
{
if ($month < 1 OR $month > 12)
{
return 0;
}
-
- if ( ! is_numeric($year) OR strlen($year) != 4)
+ elseif ( ! is_numeric($year) OR strlen($year) !== 4)
{
$year = date('Y');
}
+ if ($year >= 1970)
+ {
+ return (int) date('t', mktime(12, 0, 0, $month, 1, $year));
+ }
+
if ($month == 2)
{
- if ($year % 400 == 0 OR ($year % 4 == 0 AND $year % 100 != 0))
+ if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0))
{
return 29;
}
@@ -288,88 +300,78 @@ if ( ! function_exists('days_in_month'))
// ------------------------------------------------------------------------
-/**
- * Converts a local Unix timestamp to GMT
- *
- * @access public
- * @param integer Unix timestamp
- * @return integer
- */
if ( ! function_exists('local_to_gmt'))
{
+ /**
+ * Converts a local Unix timestamp to GMT
+ *
+ * @param int Unix timestamp
+ * @return int
+ */
function local_to_gmt($time = '')
{
- if ($time == '')
+ if ($time === '')
{
$time = time();
}
-
+
return mktime(
- gmdate("H", $time),
- gmdate("i", $time),
- gmdate("s", $time),
- gmdate("m", $time),
- gmdate("d", $time),
- gmdate("Y", $time)
+ gmdate('G', $time),
+ gmdate('i', $time),
+ gmdate('s', $time),
+ gmdate('n', $time),
+ gmdate('j', $time),
+ gmdate('Y', $time)
);
}
}
// ------------------------------------------------------------------------
-/**
- * Converts GMT time to a localized value
- *
- * Takes a Unix timestamp (in GMT) as input, and returns
- * at the local value based on the timezone and DST setting
- * submitted
- *
- * @access public
- * @param integer Unix timestamp
- * @param string timezone
- * @param bool whether DST is active
- * @return integer
- */
if ( ! function_exists('gmt_to_local'))
{
+ /**
+ * Converts GMT time to a localized value
+ *
+ * Takes a Unix timestamp (in GMT) as input, and returns
+ * at the local value based on the timezone and DST setting
+ * submitted
+ *
+ * @param int Unix timestamp
+ * @param string timezone
+ * @param bool whether DST is active
+ * @return int
+ */
function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE)
{
- if ($time == '')
+ if ($time === '')
{
return now();
}
$time += timezones($timezone) * 3600;
- if ($dst == TRUE)
- {
- $time += 3600;
- }
-
- return $time;
+ return ($dst === TRUE) ? $time + 3600 : $time;
}
}
// ------------------------------------------------------------------------
-/**
- * Converts a MySQL Timestamp to Unix
- *
- * @access public
- * @param integer Unix timestamp
- * @return integer
- */
if ( ! function_exists('mysql_to_unix'))
{
+ /**
+ * Converts a MySQL Timestamp to Unix
+ *
+ * @param int Unix timestamp
+ * @return int
+ */
function mysql_to_unix($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('-', '', $time);
- $time = str_replace(':', '', $time);
- $time = str_replace(' ', '', $time);
+ $time = str_replace(array('-', ':', ' '), '', $time);
// YYYYMMDDHHMMSS
return mktime(
@@ -385,24 +387,23 @@ if ( ! function_exists('mysql_to_unix'))
// ------------------------------------------------------------------------
-/**
- * Unix to "Human"
- *
- * Formats Unix timestamp to the following prototype: 2006-08-21 11:35 PM
- *
- * @access public
- * @param integer Unix timestamp
- * @param bool whether to show seconds
- * @param string format: us or euro
- * @return string
- */
if ( ! function_exists('unix_to_human'))
{
+ /**
+ * Unix to "Human"
+ *
+ * Formats Unix timestamp to the following prototype: 2006-08-21 11:35 PM
+ *
+ * @param int Unix timestamp
+ * @param bool whether to show seconds
+ * @param string format: us or euro
+ * @return string
+ */
function unix_to_human($time = '', $seconds = FALSE, $fmt = 'us')
{
- $r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' ';
+ $r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' ';
- if ($fmt == 'us')
+ if ($fmt === 'us')
{
$r .= date('h', $time).':'.date('i', $time);
}
@@ -416,9 +417,9 @@ if ( ! function_exists('unix_to_human'))
$r .= ':'.date('s', $time);
}
- if ($fmt == 'us')
+ if ($fmt === 'us')
{
- $r .= ' '.date('A', $time);
+ return $r.' '.date('A', $time);
}
return $r;
@@ -427,72 +428,52 @@ if ( ! function_exists('unix_to_human'))
// ------------------------------------------------------------------------
-/**
- * Convert "human" date to GMT
- *
- * Reverses the above process
- *
- * @access public
- * @param string format: us or euro
- * @return integer
- */
if ( ! function_exists('human_to_unix'))
{
+ /**
+ * Convert "human" date to GMT
+ *
+ * Reverses the above process
+ *
+ * @param string format: us or euro
+ * @return int
+ */
function human_to_unix($datestr = '')
{
- if ($datestr == '')
+ if ($datestr === '')
{
return FALSE;
}
- $datestr = trim($datestr);
- $datestr = preg_replace("/\040+/", ' ', $datestr);
+ $datestr = preg_replace('/\040+/', ' ', trim($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', $datestr))
+ if ( ! preg_match('/^(\d{2}|\d{4})\-[0-9]{1,2}\-[0-9]{1,2}\s[0-9]{1,2}:[0-9]{1,2}(?::[0-9]{1,2})?(?:\s[AP]M)?$/i', $datestr))
{
return FALSE;
}
$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(":", $split['1']);
+ list($year, $month, $day) = explode('-', $split[0]);
- $hour = (strlen($ex['0']) == 1) ? '0'.$ex['0'] : $ex['0'];
- $min = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1'];
+ $ex = explode(':', $split['1']);
- if (isset($ex['2']) && preg_match('/[0-9]{1,2}/', $ex['2']))
- {
- $sec = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2'];
- }
- else
- {
- // Unless specified, seconds get set to zero.
- $sec = '00';
- }
+ $hour = (int) $ex[0];
+ $min = (int) $ex[1];
+ $sec = ( ! empty($ex[2]) && preg_match('/[0-9]{1,2}/', $ex[2]))
+ ? (int) $ex[2] : 0;
- if (isset($split['2']))
+ if (isset($split[2]))
{
- $ampm = strtolower($split['2']);
+ $ampm = strtolower($split[2]);
- if (substr($ampm, 0, 1) == 'p' AND $hour < 12)
+ if ($ampm[0] === 'p' && $hour < 12)
{
- $hour = $hour + 12;
+ $hour += 12;
}
-
- if (substr($ampm, 0, 1) == 'a' AND $hour == 12)
+ elseif ($ampm[0] === 'a' && $hour === 12)
{
- $hour = '00';
- }
-
- if (strlen($hour) == 1)
- {
- $hour = '0'.$hour;
+ $hour = 0;
}
}
@@ -502,66 +483,64 @@ if ( ! function_exists('human_to_unix'))
// ------------------------------------------------------------------------
-/**
- * Turns many "reasonably-date-like" strings into something
- * that is actually useful. This only works for dates after unix epoch.
- *
- * @access public
- * @param string The terribly formatted date-like string
- * @param string Date format to return (same as php date function)
- * @return string
- */
if ( ! function_exists('nice_date'))
{
- function nice_date($bad_date = '', $format = FALSE)
+ /**
+ * Turns many "reasonably-date-like" strings into something
+ * that is actually useful. This only works for dates after unix epoch.
+ *
+ * @param string The terribly formatted date-like string
+ * @param string Date format to return (same as php date function)
+ * @return string
+ */
+ function nice_date($bad_date = '', $format = FALSE)
{
if (empty($bad_date))
{
return 'Unknown';
}
+ elseif (empty($format))
+ {
+ $format = 'U';
+ }
// Date like: YYYYMM
- if (preg_match('/^\d{6}$/', $bad_date))
+ if (preg_match('/^\d{6}$/i', $bad_date))
{
- if (in_array(substr($bad_date, 0, 2),array('19', '20')))
+ if (in_array(substr($bad_date, 0, 2), array('19', '20')))
{
$year = substr($bad_date, 0, 4);
$month = substr($bad_date, 4, 2);
- }
- else
+ }
+ else
{
$month = substr($bad_date, 0, 2);
$year = substr($bad_date, 2, 4);
}
-
- return date($format, strtotime($year . '-' . $month . '-01'));
+
+ return date($format, strtotime($year.'-'.$month.'-01'));
}
-
+
// Date Like: YYYYMMDD
- if (preg_match('/^\d{8}$/',$bad_date))
+ if (preg_match('/^(\d{2})\d{2}(\d{4})$/i', $bad_date, $matches))
{
- $month = substr($bad_date, 0, 2);
- $day = substr($bad_date, 2, 2);
- $year = substr($bad_date, 4, 4);
-
- return date($format, strtotime($month . '/01/' . $year));
+ return date($format, strtotime($matches[1].'/01/'.$matches[2]));
}
-
+
// Date Like: MM-DD-YYYY __or__ M-D-YYYY (or anything in between)
- if (preg_match('/^\d{1,2}-\d{1,2}-\d{4}$/',$bad_date))
- {
- list($m, $d, $y) = explode('-', $bad_date);
- return date($format, strtotime("{$y}-{$m}-{$d}"));
+ if (preg_match('/^(\d{1,2})-(\d{1,2})-(\d{4})$/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";
+ if (date('U', strtotime($bad_date)) === '0')
+ {
+ return 'Invalid Date';
}
-
+
// It's probably a valid-ish date format already
return date($format, strtotime($bad_date));
}
@@ -569,61 +548,73 @@ if ( ! function_exists('nice_date'))
// ------------------------------------------------------------------------
-/**
- * Timezone Menu
- *
- * Generates a drop-down menu of timezones.
- *
- * @access public
- * @param string timezone
- * @param string classname
- * @param string menu name
- * @return string
- */
if ( ! function_exists('timezone_menu'))
{
- function timezone_menu($default = 'UTC', $class = "", $name = 'timezones')
+ /**
+ * Timezone Menu
+ *
+ * Generates a drop-down menu of timezones.
+ *
+ * @param string timezone
+ * @param string classname
+ * @param string menu name
+ * @param mixed attributes
+ * @return string
+ */
+ function timezone_menu($default = 'UTC', $class = '', $name = 'timezones', $attributes = '')
{
$CI =& get_instance();
$CI->lang->load('date');
- $default = ($default == 'GMT') ? 'UTC' : $default;
+ $default = ($default === 'GMT') ? 'UTC' : $default;
$menu = '<select name="'.$name.'"';
- if ($class != '')
+ if ($class !== '')
{
$menu .= ' class="'.$class.'"';
}
- $menu .= ">\n";
+ // Generate a string from the attributes submitted, if any
+ if (is_array($attributes))
+ {
+ $atts = '';
+ foreach ($attributes as $key => $val)
+ {
+ $atts .= ' '.$key.'="'.$val.'"';
+ }
+ $attributes = $atts;
+ }
+ elseif (is_string($attributes) && strlen($attributes) > 0)
+ {
+ $attributes = ' '.$attributes;
+ }
+
+ $menu .= $attributes.">\n";
foreach (timezones() as $key => $val)
{
- $selected = ($default == $key) ? " selected='selected'" : '';
- $menu .= "<option value='{$key}'{$selected}>".$CI->lang->line($key)."</option>\n";
+ $selected = ($default === $key) ? ' selected="selected"' : '';
+ $menu .= '<option value="'.$key.'"'.$selected.'>'.$CI->lang->line($key)."</option>\n";
}
- $menu .= "</select>";
-
- return $menu;
+ return $menu.'</select>';
}
}
// ------------------------------------------------------------------------
-/**
- * Timezones
- *
- * Returns an array of timezones. This is a helper function
- * for various other ones in this library
- *
- * @access public
- * @param string timezone
- * @return string
- */
if ( ! function_exists('timezones'))
{
+ /**
+ * Timezones
+ *
+ * Returns an array of timezones. This is a helper function
+ * for various other ones in this library
+ *
+ * @param string timezone
+ * @return string
+ */
function timezones($tz = '')
{
// Note: Don't change the order of these even though
@@ -672,14 +663,12 @@ if ( ! function_exists('timezones'))
'UP14' => +14
);
- if ($tz == '')
+ if ($tz === '')
{
return $zones;
}
-
- $tz = ($tz == 'GMT') ? 'UTC' : $tz;
-
- return ( ! isset($zones[$tz])) ? 0 : $zones[$tz];
+
+ return isset($zones[$tz]) ? $zones[$tz] : 0;
}
}