From 2139ecdbe882dee32f60de5aec74ec2b8a509b7a Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Wed, 11 Jan 2012 23:58:50 +0200
Subject: Added date_range() to the Date helper

---
 system/helpers/date_helper.php | 166 ++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 165 insertions(+), 1 deletion(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 9e58d8630..4a0791a43 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -695,5 +695,169 @@ if ( ! function_exists('timezones'))
 	}
 }
 
+// ------------------------------------------------------------------------
+
+/**
+ * Date range
+ *
+ * Returns a list of dates within a specified period.
+ *
+ * @access	public
+ * @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 wether the second @param
+ *					is a UNIX timestamp or 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
+ */
+if ( ! function_exists('date_range'))
+{
+	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 $is_unix === 'days');
+
+		// Validate input and try strtotime() on invalid timestamps/intervals, just in case
+		if ( ( ! preg_match('/^[0-9]+$/', $unix_start) && ($unix_start = @strtotime($unix_time)) === FALSE)
+			OR ( ! preg_match('/^[0-9]+$/', $mixed) && ($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, $mixed)))
+		{
+			return array($start_date);
+		}
+
+		$range = array();
+
+		if (is_php('5.2'))
+		{
+			/* NOTE: Even though the DateTime object has many useful features, it appears that
+			 *	 it doesn't always handle properly timezones, when timestamps are passed
+			 *	 directly to its constructor. Neither of the following gave proper results:
+			 *
+			 *	 	new DateTime('<timestamp>')
+			 *		new DateTime('<timestamp>', '<timezone>')
+			 *
+			 *	 --- available in PHP 5.3:
+			 *
+			 *		DateTime::createFromFormat('<format>', '<timestamp>')
+			 *		DateTime::createFromFormat('<format>', '<timestamp>', '<timezone')
+			 *
+			 *	 ... so we'll have to set the timestamp after the object is instantiated.
+			 *	 Furthermore, in PHP 5.3 we can use DateTime::setTimestamp() to do that and
+			 *	 given that we have UNIX timestamps - we should use it.
+			*/
+			$from = new DateTime();
+
+			if (is_php('5.3'))
+			{
+				$from->setTimestamp($unix_start);
+				if ($is_unix)
+				{
+					$arg = new DateTime();
+					$arg->setTimestamp($mixed);
+				}
+				else
+				{
+					$arg = (int) $mixed;
+				}
+				$period = new DatePeriod($from, new DateInterval('P1D'), $arg);
+				$range = array();
+				foreach ($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;
+			}
+
+			$from->setDate(date('Y', $unix_start), date('n', $unix_start), date('j', $unix_start));
+			$from->setTime(date('G', $unix_start), date('i', $unix_start), date('s', $unix_start));
+			if ($is_unix)
+			{
+				$arg = new DateTime();
+				$arg->setDate(date('Y', $mixed), date('n', $mixed), date('j', $mixed));
+				$arg->setTime(date('G', $mixed), date('i', $mixed), date('s', $mixed));
+			}
+			else
+			{
+				$arg = (int) $mixed;
+			}
+			$range[] = $from->format($format);
+
+			if (is_int($arg)) // Day intervals
+			{
+				do
+				{
+					$from->modify('+1 day');
+					$range[] = $from->format($format);
+				}
+				while (--$arg > 0);
+			}
+			else // end date UNIX timestamp
+			{
+				for ($from->modify('+1 day'), $end_check = $arg->format('Ymd'); $from->format('Ymd') < $end_check; $from->modify('+1 day'))
+				{
+					$range[] = $from->format($format);
+				}
+
+				// Our loop only appended dates prior to our end date
+				$range[] = $arg->format($format);
+			}
+
+			return $range;
+		}
+
+		/* ----------------------------------------------------------------------------------
+		 * PHP Version is < 5.2. We have no other option, but to calculate manually ...
+		 *
+		 * NOTE: If we do something like this:
+		 *
+		 *		$unix_timestamp + 86400
+		 *
+		 *	 ... due to DST, there's a possibility of calculation errors and/or incorrect
+		 *	 hours generated (if the specified format displays such data) due to DST.
+		 */
+
+		$from = $to = array();
+		sscanf(date('Y-n-j G:i:s', $unix_start), '%d-%d-%d %d:%d:%d', $from['y'], $from['mo'], $from['d'], $from['h'], $from['mi'], $from['s']);
+
+		// If we don't have the end timestamp, let mktime() calculate it
+		$unix_end = ($is_unix) ? (int) $mixed : mktime($from['h'], $from['mi'], $from['s'], $from['mo'], $from['d'] + $mixed, $from['y']);
+
+		$end_check = date('Ymd', $unix_end);
+		while (date('Ymd', $unix_start = mktime($from['h'], $from['mi'], $from['s'], $from['mo'], $from['d'], $from['y'])) !== $end_check)
+		{
+			$range[] = date($format, $unix_start);
+			$from['d']++;
+		}
+
+		// Our loop only appended dates prior to our end date
+		$range[] = date($format, $unix_end);
+
+		return $range;
+	}
+}
+
 /* End of file date_helper.php */
-/* Location: ./system/helpers/date_helper.php */
\ No newline at end of file
+/* Location: ./system/helpers/date_helper.php */
-- 
cgit v1.2.3-24-g4f1b


From 4f553dfe20a3dcb2d384fe30210d85cf4f645de2 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Sun, 15 Jan 2012 15:03:02 +0200
Subject: Remove a space :)

---
 system/helpers/date_helper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 4a0791a43..7bec8079d 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -745,7 +745,7 @@ if ( ! function_exists('date_range'))
 			 *	 it doesn't always handle properly timezones, when timestamps are passed
 			 *	 directly to its constructor. Neither of the following gave proper results:
 			 *
-			 *	 	new DateTime('<timestamp>')
+			 *		new DateTime('<timestamp>')
 			 *		new DateTime('<timestamp>', '<timezone>')
 			 *
 			 *	 --- available in PHP 5.3:
-- 
cgit v1.2.3-24-g4f1b


From 8bbb38983b8052e32063244941315fe81199e024 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Tue, 21 Feb 2012 22:22:34 +0200
Subject: Removed a second/unnecessary variable initialization and fixed a
 comment

---
 system/helpers/date_helper.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 7bec8079d..b186b2acb 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -771,8 +771,8 @@ if ( ! function_exists('date_range'))
 				{
 					$arg = (int) $mixed;
 				}
+
 				$period = new DatePeriod($from, new DateInterval('P1D'), $arg);
-				$range = array();
 				foreach ($period as $date)
 				{
 					$range[] = $date->format($format);
@@ -836,7 +836,7 @@ if ( ! function_exists('date_range'))
 		 *		$unix_timestamp + 86400
 		 *
 		 *	 ... due to DST, there's a possibility of calculation errors and/or incorrect
-		 *	 hours generated (if the specified format displays such data) due to DST.
+		 *	 hours generated (if the specified format displays such data).
 		 */
 
 		$from = $to = array();
-- 
cgit v1.2.3-24-g4f1b


From 30da39bb5d65c37203c12a42dfc50f7d231fb2d1 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Sat, 10 Mar 2012 15:49:17 +0200
Subject: Remove PHP 5.1 dependancy check

---
 system/helpers/date_helper.php | 152 ++++++++++++++++-------------------------
 1 file changed, 60 insertions(+), 92 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index a655c1f21..cb15f6df6 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -739,121 +739,89 @@ if ( ! function_exists('date_range'))
 
 		$range = array();
 
-		if (is_php('5.2'))
-		{
-			/* NOTE: Even though the DateTime object has many useful features, it appears that
-			 *	 it doesn't always handle properly timezones, when timestamps are passed
-			 *	 directly to its constructor. Neither of the following gave proper results:
-			 *
-			 *		new DateTime('<timestamp>')
-			 *		new DateTime('<timestamp>', '<timezone>')
-			 *
-			 *	 --- available in PHP 5.3:
-			 *
-			 *		DateTime::createFromFormat('<format>', '<timestamp>')
-			 *		DateTime::createFromFormat('<format>', '<timestamp>', '<timezone')
-			 *
-			 *	 ... so we'll have to set the timestamp after the object is instantiated.
-			 *	 Furthermore, in PHP 5.3 we can use DateTime::setTimestamp() to do that and
-			 *	 given that we have UNIX timestamps - we should use it.
-			*/
-			$from = new DateTime();
-
-			if (is_php('5.3'))
-			{
-				$from->setTimestamp($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;
-			}
+		/* NOTE: Even though the DateTime object has many useful features, it appears that
+		 *	 it doesn't always handle properly timezones, when timestamps are passed
+		 *	 directly to its constructor. Neither of the following gave proper results:
+		 *
+		 *		new DateTime('<timestamp>')
+		 *		new DateTime('<timestamp>', '<timezone>')
+		 *
+		 *	 --- available in PHP 5.3:
+		 *
+		 *		DateTime::createFromFormat('<format>', '<timestamp>')
+		 *		DateTime::createFromFormat('<format>', '<timestamp>', '<timezone')
+		 *
+		 *	 ... so we'll have to set the timestamp after the object is instantiated.
+		 *	 Furthermore, in PHP 5.3 we can use DateTime::setTimestamp() to do that and
+		 *	 given that we have UNIX timestamps - we should use it.
+		*/
+		$from = new DateTime();
 
-			$from->setDate(date('Y', $unix_start), date('n', $unix_start), date('j', $unix_start));
-			$from->setTime(date('G', $unix_start), date('i', $unix_start), date('s', $unix_start));
+		if (is_php('5.3'))
+		{
+			$from->setTimestamp($unix_start);
 			if ($is_unix)
 			{
 				$arg = new DateTime();
-				$arg->setDate(date('Y', $mixed), date('n', $mixed), date('j', $mixed));
-				$arg->setTime(date('G', $mixed), date('i', $mixed), date('s', $mixed));
+				$arg->setTimestamp($mixed);
 			}
 			else
 			{
 				$arg = (int) $mixed;
 			}
-			$range[] = $from->format($format);
 
-			if (is_int($arg)) // Day intervals
+			$period = new DatePeriod($from, new DateInterval('P1D'), $arg);
+			foreach ($period as $date)
 			{
-				do
-				{
-					$from->modify('+1 day');
-					$range[] = $from->format($format);
-				}
-				while (--$arg > 0);
+				$range[] = $date->format($format);
 			}
-			else // end date UNIX timestamp
-			{
-				for ($from->modify('+1 day'), $end_check = $arg->format('Ymd'); $from->format('Ymd') < $end_check; $from->modify('+1 day'))
-				{
-					$range[] = $from->format($format);
-				}
 
-				// Our loop only appended dates prior to our end date
+			/* 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;
 		}
 
-		/* ----------------------------------------------------------------------------------
-		 * PHP Version is < 5.2. We have no other option, but to calculate manually ...
-		 *
-		 * NOTE: If we do something like this:
-		 *
-		 *		$unix_timestamp + 86400
-		 *
-		 *	 ... due to DST, there's a possibility of calculation errors and/or incorrect
-		 *	 hours generated (if the specified format displays such data).
-		 */
-
-		$from = $to = array();
-		sscanf(date('Y-n-j G:i:s', $unix_start), '%d-%d-%d %d:%d:%d', $from['y'], $from['mo'], $from['d'], $from['h'], $from['mi'], $from['s']);
-
-		// If we don't have the end timestamp, let mktime() calculate it
-		$unix_end = ($is_unix) ? (int) $mixed : mktime($from['h'], $from['mi'], $from['s'], $from['mo'], $from['d'] + $mixed, $from['y']);
+		$from->setDate(date('Y', $unix_start), date('n', $unix_start), date('j', $unix_start));
+		$from->setTime(date('G', $unix_start), date('i', $unix_start), date('s', $unix_start));
+		if ($is_unix)
+		{
+			$arg = new DateTime();
+			$arg->setDate(date('Y', $mixed), date('n', $mixed), date('j', $mixed));
+			$arg->setTime(date('G', $mixed), date('i', $mixed), date('s', $mixed));
+		}
+		else
+		{
+			$arg = (int) $mixed;
+		}
+		$range[] = $from->format($format);
 
-		$end_check = date('Ymd', $unix_end);
-		while (date('Ymd', $unix_start = mktime($from['h'], $from['mi'], $from['s'], $from['mo'], $from['d'], $from['y'])) !== $end_check)
+		if (is_int($arg)) // Day intervals
 		{
-			$range[] = date($format, $unix_start);
-			$from['d']++;
+			do
+			{
+				$from->modify('+1 day');
+				$range[] = $from->format($format);
+			}
+			while (--$arg > 0);
 		}
+		else // end date UNIX timestamp
+		{
+			for ($from->modify('+1 day'), $end_check = $arg->format('Ymd'); $from->format('Ymd') < $end_check; $from->modify('+1 day'))
+			{
+				$range[] = $from->format($format);
+			}
 
-		// Our loop only appended dates prior to our end date
-		$range[] = date($format, $unix_end);
+			// Our loop only appended dates prior to our end date
+			$range[] = $arg->format($format);
+		}
 
 		return $range;
 	}
-- 
cgit v1.2.3-24-g4f1b


From ad97736d8249240cba802d33a24b7b11e02488cf Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Tue, 13 Mar 2012 12:51:50 +0200
Subject: Remove access description comment

---
 system/helpers/date_helper.php | 1 -
 1 file changed, 1 deletion(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index cb15f6df6..ead0d1723 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -702,7 +702,6 @@ if ( ! function_exists('timezones'))
  *
  * Returns a list of dates within a specified period.
  *
- * @access	public
  * @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.
-- 
cgit v1.2.3-24-g4f1b


From 8310595f0e80f72ac790478b8a7dfc6470051639 Mon Sep 17 00:00:00 2001
From: Iban Eguia <admin@razican.com>
Date: Tue, 27 Mar 2012 18:18:15 +0200
Subject: Changed Date helper to return time() based on the timezone parameter.

---
 system/helpers/date_helper.php | 24 +++++++++---------------
 1 file changed, 9 insertions(+), 15 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index f1ba364f5..aecc7d90f 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -46,25 +46,19 @@
  */
 if ( ! function_exists('now'))
 {
-	function now()
+	function now($timezone = NULL)
 	{
-		$CI =& get_instance();
+		$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", $now));
+		if (is_null($timezone))
+			$timezone	= $CI->config->item('timezone');
 
-			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.');
-			}
+		$timezone	= new DateTimeZone($timezone);
+		$now		= new DateTime('now', $timezone);
+		$offset		= $timezone->getOffset($now);
+		$time		= time() + $offset;
 
-			return $system_time;
-		}
-
-		return time();
+		return $time;
 	}
 }
 
-- 
cgit v1.2.3-24-g4f1b


From 7bf0a4ff35efc758ef43b3a848e655285946b8b6 Mon Sep 17 00:00:00 2001
From: Iban Eguia <admin@razican.com>
Date: Tue, 27 Mar 2012 18:36:15 +0200
Subject: Added doccumentation for the new date helper.

---
 system/helpers/date_helper.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index aecc7d90f..7ff7444e5 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -40,8 +40,10 @@
 /**
  * Get "now" time
  *
- * Returns time() or its GMT equivalent based on the config file preference
+ * Returns time() based on the timezone parameter or on the "timezone"
+ * setting
  *
+ * @param	string
  * @return	int
  */
 if ( ! function_exists('now'))
-- 
cgit v1.2.3-24-g4f1b


From 16760bb0d812b951564bd1742af6e622490ca05c Mon Sep 17 00:00:00 2001
From: Iban Eguia <admin@razican.com>
Date: Tue, 27 Mar 2012 18:51:52 +0200
Subject: Added braces as requested.

---
 system/helpers/date_helper.php | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 7ff7444e5..14d973f65 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -53,7 +53,9 @@ if ( ! function_exists('now'))
 		$CI			=& get_instance();
 
 		if (is_null($timezone))
+		{
 			$timezone	= $CI->config->item('timezone');
+		}
 
 		$timezone	= new DateTimeZone($timezone);
 		$now		= new DateTime('now', $timezone);
-- 
cgit v1.2.3-24-g4f1b


From 01b129a42b62fd08cd873f44ded026041b560420 Mon Sep 17 00:00:00 2001
From: Timothy Warren <tim@timshomepage.net>
Date: Fri, 27 Apr 2012 11:36:50 -0400
Subject: Fix docblocks A-H

---
 system/helpers/date_helper.php | 244 ++++++++++++++++++++---------------------
 1 file changed, 122 insertions(+), 122 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index f1ba364f5..531d1d32f 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -37,15 +37,15 @@
 
 // ------------------------------------------------------------------------
 
-/**
- * Get "now" time
- *
- * Returns time() or its GMT equivalent based on the config file preference
- *
- * @return	int
- */
 if ( ! function_exists('now'))
 {
+	/**
+	 * Get "now" time
+	 *
+	 * Returns time() or its GMT equivalent based on the config file preference
+	 *
+	 * @return	int
+	 */
 	function now()
 	{
 		$CI =& get_instance();
@@ -70,24 +70,24 @@ if ( ! function_exists('now'))
 
 // ------------------------------------------------------------------------
 
-/**
- * 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
- */
 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 == '')
@@ -109,17 +109,17 @@ if ( ! function_exists('mdate'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Standard Date
- *
- * Returns a date formatted according to the submitted standard.
- *
- * @param	string	the chosen format
- * @param	int	Unix timestamp
- * @return	string
- */
 if ( ! function_exists('standard_date'))
 {
+	/**
+	 * Standard Date
+	 *
+	 * Returns a date formatted according to the submitted standard.
+	 *
+	 * @param	string	the chosen format
+	 * @param	int	Unix timestamp
+	 * @return	string
+	 */
 	function standard_date($fmt = 'DATE_RFC822', $time = '')
 	{
 		$formats = array(
@@ -146,19 +146,19 @@ if ( ! function_exists('standard_date'))
 
 // ------------------------------------------------------------------------
 
-/**
- * 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
- */
 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();
@@ -261,18 +261,18 @@ if ( ! function_exists('timespan'))
 
 // ------------------------------------------------------------------------
 
-/**
- * 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
- */
 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)
@@ -300,14 +300,14 @@ if ( ! function_exists('days_in_month'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Converts a local Unix timestamp to GMT
- *
- * @param	int	Unix timestamp
- * @return	int
- */
 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 == '')
@@ -328,20 +328,20 @@ if ( ! function_exists('local_to_gmt'))
 
 // ------------------------------------------------------------------------
 
-/**
- * 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
- */
 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 == '')
@@ -362,14 +362,14 @@ if ( ! function_exists('gmt_to_local'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Converts a MySQL Timestamp to Unix
- *
- * @param	int	Unix timestamp
- * @return	int
- */
 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
@@ -394,18 +394,18 @@ if ( ! function_exists('mysql_to_unix'))
 
 // ------------------------------------------------------------------------
 
-/**
- * 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
- */
 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).' ';
@@ -435,16 +435,16 @@ if ( ! function_exists('unix_to_human'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Convert "human" date to GMT
- *
- * Reverses the above process
- *
- * @param	string	format: us or euro
- * @return	int
- */
 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 == '')
@@ -509,16 +509,16 @@ 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.
- *
- * @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'))
 {
+	/**
+	 * 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))
@@ -575,18 +575,18 @@ if ( ! function_exists('nice_date'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Timezone Menu
- *
- * Generates a drop-down menu of timezones.
- *
- * @param	string	timezone
- * @param	string	classname
- * @param	string	menu name
- * @return	string
- */
 if ( ! function_exists('timezone_menu'))
 {
+	/**
+	 * Timezone Menu
+	 *
+	 * Generates a drop-down menu of timezones.
+	 *
+	 * @param	string	timezone
+	 * @param	string	classname
+	 * @param	string	menu name
+	 * @return	string
+	 */
 	function timezone_menu($default = 'UTC', $class = "", $name = 'timezones')
 	{
 		$CI =& get_instance();
@@ -617,17 +617,17 @@ if ( ! function_exists('timezone_menu'))
 
 // ------------------------------------------------------------------------
 
-/**
- * Timezones
- *
- * Returns an array of timezones. This is a helper function
- * for various other ones in this library
- *
- * @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
-- 
cgit v1.2.3-24-g4f1b


From ae31eb5e75d914fc3ab622a7ac5c23eb1e6d9f9a Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 17 May 2012 14:54:15 +0300
Subject: Clean up the helpers

---
 system/helpers/date_helper.php | 65 ++++++++++++++++++++----------------------
 1 file changed, 31 insertions(+), 34 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 531d1d32f..5f0427f7d 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -100,7 +100,7 @@ if ( ! function_exists('mdate'))
 		$datestr = str_replace(
 			'%\\',
 			'',
-			preg_replace("/([a-z]+?){1}/i", "\\\\\\1", $datestr)
+			preg_replace('/([a-z]+?){1}/i', '\\\\\\1', $datestr)
 		);
 
 		return date($datestr, $time);
@@ -316,12 +316,12 @@ if ( ! function_exists('local_to_gmt'))
 		}
 
 		return mktime(
-			gmdate("H", $time),
-			gmdate("i", $time),
-			gmdate("s", $time),
-			gmdate("m", $time),
-			gmdate("d", $time),
-			gmdate("Y", $time)
+			gmdate('H', $time),
+			gmdate('i', $time),
+			gmdate('s', $time),
+			gmdate('m', $time),
+			gmdate('d', $time),
+			gmdate('Y', $time)
 		);
 	}
 }
@@ -452,8 +452,7 @@ if ( ! function_exists('human_to_unix'))
 			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))
 		{
@@ -462,20 +461,20 @@ if ( ! function_exists('human_to_unix'))
 
 		$split = explode(' ', $datestr);
 
-		$ex = explode("-", $split['0']);
+		$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'];
+		$year  = (strlen($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']);
+		$ex = explode(':', $split['1']);
 
-		$hour = (strlen($ex['0']) == 1) ? '0'.$ex['0'] : $ex['0'];
-		$min  = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1'];
+		$hour = (strlen($ex[0]) === 1) ? '0'.$ex[0] : $ex[0];
+		$min  = (strlen($ex[1]) === 1) ? '0'.$ex[1] : $ex[1];
 
-		if (isset($ex['2']) && preg_match('/[0-9]{1,2}/', $ex['2']))
+		if (isset($ex['2']) && preg_match('/[0-9]{1,2}/', $ex[2]))
 		{
-			$sec  = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2'];
+			$sec  = (strlen($ex[2]) === 1) ? '0'.$ex[2] : $ex[2];
 		}
 		else
 		{
@@ -485,11 +484,11 @@ if ( ! function_exists('human_to_unix'))
 
 		if (isset($split['2']))
 		{
-			$ampm = strtolower($split['2']);
+			$ampm = strtolower($split[2]);
 
 			if (substr($ampm, 0, 1) === 'p' && $hour < 12)
 			{
-				$hour = $hour + 12;
+				$hour += 12;
 			}
 
 			if (substr($ampm, 0, 1) === 'a' && $hour == 12)
@@ -497,7 +496,7 @@ if ( ! function_exists('human_to_unix'))
 				$hour =  '00';
 			}
 
-			if (strlen($hour) == 1)
+			if (strlen($hour) === 1)
 			{
 				$hour = '0'.$hour;
 			}
@@ -529,7 +528,7 @@ if ( ! function_exists('nice_date'))
 		// Date like: YYYYMM
 		if (preg_match('/^\d{6}$/', $bad_date))
 		{
-			if (in_array(substr($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);
@@ -540,24 +539,24 @@ if ( ! function_exists('nice_date'))
 				$year   = substr($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{8}$/', $bad_date))
 		{
 			$month = substr($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($month.'/01/'.$year));
 		}
 
 		// 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))
+		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}-{$d}"));
+			return date($format, strtotime($y.'-'.$m.'-'.$d));
 		}
 
 		// Any other kind of string, when converted into UNIX time,
@@ -565,7 +564,7 @@ if ( ! function_exists('nice_date'))
 		// return "Invalid Date".
 		if (date('U', strtotime($bad_date)) == '0')
 		{
-			return "Invalid Date";
+			return 'Invalid Date';
 		}
 
 		// It's probably a valid-ish date format already
@@ -587,7 +586,7 @@ if ( ! function_exists('timezone_menu'))
 	 * @param	string	menu name
 	 * @return	string
 	 */
-	function timezone_menu($default = 'UTC', $class = "", $name = 'timezones')
+	function timezone_menu($default = 'UTC', $class = '', $name = 'timezones')
 	{
 		$CI =& get_instance();
 		$CI->lang->load('date');
@@ -605,13 +604,11 @@ if ( ! function_exists('timezone_menu'))
 
 		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>';
 	}
 }
 
-- 
cgit v1.2.3-24-g4f1b


From 773ccc318f2769c9b7579630569b5d8ba47b114b Mon Sep 17 00:00:00 2001
From: Alex Bilbie <alex@alexbilbie.com>
Date: Sat, 2 Jun 2012 11:11:08 +0100
Subject: Replaced `==` with `===` and `!=` with `!==` in /system/helpers

---
 system/helpers/date_helper.php | 38 +++++++++++++++++++-------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 5f0427f7d..0bda33378 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -50,7 +50,7 @@ if ( ! function_exists('now'))
 	{
 		$CI =& get_instance();
 
-		if (strtolower($CI->config->item('time_reference')) == 'gmt')
+		if (strtolower($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", $now));
@@ -90,12 +90,12 @@ if ( ! function_exists('mdate'))
 	 */
 	function mdate($datestr = '', $time = '')
 	{
-		if ($datestr == '')
+		if ($datestr === '')
 		{
 			return '';
 		}
 
-		$time = ($time == '') ? now() : $time;
+		$time = ($time === '') ? now() : $time;
 
 		$datestr = str_replace(
 			'%\\',
@@ -280,14 +280,14 @@ if ( ! function_exists('days_in_month'))
 			return 0;
 		}
 
-		if ( ! is_numeric($year) OR strlen($year) != 4)
+		if ( ! is_numeric($year) OR strlen($year) !== 4)
 		{
 			$year = date('Y');
 		}
 
-		if ($month == 2)
+		if ($month === 2)
 		{
-			if ($year % 400 == 0 OR ($year % 4 == 0 && $year % 100 != 0))
+			if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0))
 			{
 				return 29;
 			}
@@ -310,7 +310,7 @@ if ( ! function_exists('local_to_gmt'))
 	 */
 	function local_to_gmt($time = '')
 	{
-		if ($time == '')
+		if ($time === '')
 		{
 			$time = time();
 		}
@@ -344,14 +344,14 @@ if ( ! function_exists('gmt_to_local'))
 	 */
 	function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE)
 	{
-		if ($time == '')
+		if ($time === '')
 		{
 			return now();
 		}
 
 		$time += timezones($timezone) * 3600;
 
-		if ($dst == TRUE)
+		if ($dst === TRUE)
 		{
 			$time += 3600;
 		}
@@ -410,7 +410,7 @@ if ( ! function_exists('unix_to_human'))
 	{
 		$r  = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' ';
 
-		if ($fmt == 'us')
+		if ($fmt === 'us')
 		{
 			$r .= date('h', $time).':'.date('i', $time);
 		}
@@ -424,7 +424,7 @@ if ( ! function_exists('unix_to_human'))
 			$r .= ':'.date('s', $time);
 		}
 
-		if ($fmt == 'us')
+		if ($fmt === 'us')
 		{
 			$r .= ' '.date('A', $time);
 		}
@@ -447,7 +447,7 @@ if ( ! function_exists('human_to_unix'))
 	 */
 	function human_to_unix($datestr = '')
 	{
-		if ($datestr == '')
+		if ($datestr === '')
 		{
 			return FALSE;
 		}
@@ -491,7 +491,7 @@ if ( ! function_exists('human_to_unix'))
 				$hour += 12;
 			}
 
-			if (substr($ampm, 0, 1) === 'a' && $hour == 12)
+			if (substr($ampm, 0, 1) === 'a' && $hour === 12)
 			{
 				$hour =  '00';
 			}
@@ -562,7 +562,7 @@ if ( ! function_exists('nice_date'))
 		// Any other kind of string, when converted into UNIX time,
 		// produces "0 seconds after epoc..." is probably bad...
 		// return "Invalid Date".
-		if (date('U', strtotime($bad_date)) == '0')
+		if (date('U', strtotime($bad_date)) === '0')
 		{
 			return 'Invalid Date';
 		}
@@ -591,11 +591,11 @@ if ( ! function_exists('timezone_menu'))
 		$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.'"';
 		}
@@ -604,7 +604,7 @@ if ( ! function_exists('timezone_menu'))
 
 		foreach (timezones() as $key => $val)
 		{
-			$selected = ($default == $key) ? ' selected="selected"' : '';
+			$selected = ($default === $key) ? ' selected="selected"' : '';
 			$menu .= '<option value="'.$key.'"'.$selected.'>'.$CI->lang->line($key)."</option>\n";
 		}
 
@@ -673,12 +673,12 @@ if ( ! function_exists('timezones'))
 			'UP14'		=> +14
 		);
 
-		if ($tz == '')
+		if ($tz === '')
 		{
 			return $zones;
 		}
 
-		$tz = ($tz == 'GMT') ? 'UTC' : $tz;
+		$tz = ($tz === 'GMT') ? 'UTC' : $tz;
 
 		return isset($zones[$tz]) ? $zones[$tz] : 0;
 	}
-- 
cgit v1.2.3-24-g4f1b


From 5036c9caabb12f90b9533d7fb417610e02a652ff Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Mon, 4 Jun 2012 15:34:56 +0300
Subject: Revert/optimize some changes from
 773ccc318f2769c9b7579630569b5d8ba47b114b and
 d261b1e89c3d4d5191036d5a5660ef6764e593a0

---
 system/helpers/date_helper.php | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 0bda33378..c601dc9e5 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -285,7 +285,7 @@ if ( ! function_exists('days_in_month'))
 			$year = date('Y');
 		}
 
-		if ($month === 2)
+		if ($month == 2)
 		{
 			if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0))
 			{
@@ -472,9 +472,9 @@ if ( ! function_exists('human_to_unix'))
 		$hour = (strlen($ex[0]) === 1) ? '0'.$ex[0] : $ex[0];
 		$min  = (strlen($ex[1]) === 1) ? '0'.$ex[1] : $ex[1];
 
-		if (isset($ex['2']) && preg_match('/[0-9]{1,2}/', $ex[2]))
+		if (isset($ex[2]) && preg_match('/[0-9]{1,2}/', $ex[2]))
 		{
-			$sec  = (strlen($ex[2]) === 1) ? '0'.$ex[2] : $ex[2];
+			$sec = (strlen($ex[2]) === 1) ? '0'.$ex[2] : $ex[2];
 		}
 		else
 		{
@@ -482,7 +482,7 @@ if ( ! function_exists('human_to_unix'))
 			$sec = '00';
 		}
 
-		if (isset($split['2']))
+		if (isset($split[2]))
 		{
 			$ampm = strtolower($split[2]);
 
@@ -491,7 +491,7 @@ if ( ! function_exists('human_to_unix'))
 				$hour += 12;
 			}
 
-			if (substr($ampm, 0, 1) === 'a' && $hour === 12)
+			if (substr($ampm, 0, 1) === 'a' && $hour == 12)
 			{
 				$hour =  '00';
 			}
-- 
cgit v1.2.3-24-g4f1b


From e15e3dde9dca15e2d65f098010d3fb7004cef5e7 Mon Sep 17 00:00:00 2001
From: Iban Eguia <admin@razican.com>
Date: Sat, 9 Jun 2012 23:52:27 +0200
Subject: Fixed timezone change in index.php Now it does not ever change the
 local timezone, and it adds the option to get the 'local' time()

---
 system/helpers/date_helper.php | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 3b0c3289d..d5acec23f 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -57,10 +57,16 @@ if ( ! function_exists('now'))
 			$timezone	= $CI->config->item('timezone');
 		}
 
-		$timezone	= new DateTimeZone($timezone);
-		$now		= new DateTime('now', $timezone);
-		$offset		= $timezone->getOffset($now);
-		$time		= time() + $offset;
+		$time			= time();
+		if(strtolower($timezone) != 'local')
+		{
+			$local		= new DateTime(NULL, new DateTimeZone(date_default_timezone_get()));
+			$now		= new DateTime(NULL, new DateTimeZone($timezone));
+			$lcl_offset	= $local->getOffset();
+			$tz_offset	= $now->getOffset();
+			$offset		= $tz_offset - $lcl_offset;
+			$time		= $time + $offset;
+		}
 
 		return $time;
 	}
-- 
cgit v1.2.3-24-g4f1b


From c88daba688d309150a7dce43817ab76ec7834bda Mon Sep 17 00:00:00 2001
From: Iban Eguia <admin@razican.com>
Date: Mon, 11 Jun 2012 13:58:30 +0200
Subject: Optimized now() function. Thanks to @narfbg

---
 system/helpers/date_helper.php | 21 ++++++++-------------
 1 file changed, 8 insertions(+), 13 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index d5acec23f..b818da9d8 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -50,25 +50,20 @@ if ( ! function_exists('now'))
 	 */
 	function now($timezone = NULL)
 	{
-		$CI			=& get_instance();
-
-		if (is_null($timezone))
+		if (empty($timezone))
 		{
-			$timezone	= $CI->config->item('timezone');
+			$timezone = config_item('timezone');
 		}
 
-		$time			= time();
-		if(strtolower($timezone) != 'local')
+		if ($timezone === 'local' OR $timezone === date_default_timezone_get())
 		{
-			$local		= new DateTime(NULL, new DateTimeZone(date_default_timezone_get()));
-			$now		= new DateTime(NULL, new DateTimeZone($timezone));
-			$lcl_offset	= $local->getOffset();
-			$tz_offset	= $now->getOffset();
-			$offset		= $tz_offset - $lcl_offset;
-			$time		= $time + $offset;
+			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);
 	}
 }
 
-- 
cgit v1.2.3-24-g4f1b


From feb14dac4e7a417a48344a5188a8ad8074871df4 Mon Sep 17 00:00:00 2001
From: Iban Eguia <admin@razican.com>
Date: Tue, 12 Jun 2012 16:09:36 +0200
Subject: Changed the config parameter.  The session's _get_time() function has
 also changed.

---
 system/helpers/date_helper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index b818da9d8..131508f69 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -52,7 +52,7 @@ if ( ! function_exists('now'))
 	{
 		if (empty($timezone))
 		{
-			$timezone = config_item('timezone');
+			$timezone = config_item('time_reference');
 		}
 
 		if ($timezone === 'local' OR $timezone === date_default_timezone_get())
-- 
cgit v1.2.3-24-g4f1b


From 7400965017f87c3aba18bf75ed7d732359fd577d Mon Sep 17 00:00:00 2001
From: Iban Eguia <admin@razican.com>
Date: Wed, 13 Jun 2012 22:57:50 +0200
Subject: Fixed some stuff in documentation.

---
 system/helpers/date_helper.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 131508f69..a5c46e47b 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -42,8 +42,8 @@ if ( ! function_exists('now'))
 	/**
 	 * Get "now" time
 	 *
-	 * Returns time() based on the timezone parameter or on the "timezone"
-	 * setting
+	 * Returns time() based on the timezone parameter or on the
+	 * "time_reference" setting
 	 *
 	 * @param	string
 	 * @return	int
-- 
cgit v1.2.3-24-g4f1b


From 3bbbd26ecb60966b07c597310ae241c432bce198 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 14 Jun 2012 13:35:32 +0300
Subject: Some optimizations to the date helper

---
 system/helpers/date_helper.php | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index a5c46e47b..d5036f645 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -314,13 +314,13 @@ if ( ! function_exists('local_to_gmt'))
 			$time = time();
 		}
 
-		return mktime(
-			gmdate('H', $time),
-			gmdate('i', $time),
-			gmdate('s', $time),
-			gmdate('m', $time),
-			gmdate('d', $time),
-			gmdate('Y', $time)
+		return gmmktime(
+			date('H', $time),
+			date('i', $time),
+			date('s', $time),
+			date('m', $time),
+			date('d', $time),
+			date('Y', $time)
 		);
 	}
 }
@@ -375,9 +375,7 @@ if ( ! function_exists('mysql_to_unix'))
 		// 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(
-- 
cgit v1.2.3-24-g4f1b


From eef240622a9966fb2c97975e3c651c40fd8590a4 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 14 Jun 2012 16:17:48 +0300
Subject: Some date helper improvements

---
 system/helpers/date_helper.php | 103 +++++++++++++++++------------------------
 1 file changed, 43 insertions(+), 60 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index d5036f645..ae0b7a2b7 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -93,8 +93,10 @@ if ( ! function_exists('mdate'))
 		{
 			return '';
 		}
-
-		$time = ($time === '') ? now() : $time;
+		elseif (empty($time))
+		{
+			$time = now();
+		}
 
 		$datestr = str_replace(
 			'%\\',
@@ -122,24 +124,19 @@ if ( ! function_exists('standard_date'))
 	function standard_date($fmt = 'DATE_RFC822', $time = '')
 	{
 		$formats = array(
-						'DATE_ATOM'		=>	'%Y-%m-%dT%H:%i:%s%O',
-						'DATE_COOKIE'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
-						'DATE_ISO8601'	=>	'%Y-%m-%dT%H:%i:%s%O',
-						'DATE_RFC822'	=>	'%D, %d %M %y %H:%i:%s %O',
-						'DATE_RFC850'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
-						'DATE_RFC1036'	=>	'%D, %d %M %y %H:%i:%s %O',
-						'DATE_RFC1123'	=>	'%D, %d %M %Y %H:%i:%s %O',
-						'DATE_RFC2822'	=>	'%D, %d %M %Y %H:%i:%s %O',
-						'DATE_RSS'		=>	'%D, %d %M %Y %H:%i:%s %O',
-						'DATE_W3C'		=>	'%Y-%m-%dT%H:%i:%s%O'
-						);
-
-		if ( ! isset($formats[$fmt]))
-		{
-			return FALSE;
-		}
-
-		return mdate($formats[$fmt], $time);
+				'DATE_ATOM'		=>	'%Y-%m-%dT%H:%i:%s%O',
+				'DATE_COOKIE'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
+				'DATE_ISO8601'	=>	'%Y-%m-%dT%H:%i:%s%O',
+				'DATE_RFC822'	=>	'%D, %d %M %y %H:%i:%s %O',
+				'DATE_RFC850'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
+				'DATE_RFC1036'	=>	'%D, %d %M %y %H:%i:%s %O',
+				'DATE_RFC1123'	=>	'%D, %d %M %Y %H:%i:%s %O',
+				'DATE_RFC2822'	=>	'%D, %d %M %Y %H:%i:%s %O',
+				'DATE_RSS'		=>	'%D, %d %M %Y %H:%i:%s %O',
+				'DATE_W3C'		=>	'%Y-%m-%dT%H:%i:%s%O'
+				);
+
+		return isset($formats[$fmt]) ? mdate($formats[$fmt], $time) : FALSE;
 	}
 }
 
@@ -163,20 +160,9 @@ if ( ! function_exists('timespan'))
 		$CI =& get_instance();
 		$CI->lang->load('date');
 
-		if ( ! is_numeric($seconds))
-		{
-			$seconds = 1;
-		}
-
-		if ( ! is_numeric($time))
-		{
-			$time = time();
-		}
-
-		if ( ! is_numeric($units))
-		{
-			$units = 7;
-		}
+		is_numeric($seconds) OR $seconds = 1;
+		is_numeric($time) OR $time = time();
+		is_numeric($units) OR $units = 7;
 
 		$seconds = ($time <= $seconds) ? 1 : $time - $seconds;
 
@@ -185,7 +171,7 @@ if ( ! function_exists('timespan'))
 
 		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 -= $years * 31557600;
@@ -195,7 +181,7 @@ if ( ! function_exists('timespan'))
 		{
 			if ($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 -= $months * 2629743;
@@ -207,7 +193,7 @@ if ( ! function_exists('timespan'))
 		{
 			if ($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 -= $weeks * 604800;
@@ -219,7 +205,7 @@ if ( ! function_exists('timespan'))
 		{
 			if ($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 -= $days * 86400;
@@ -231,7 +217,7 @@ if ( ! function_exists('timespan'))
 		{
 			if ($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 -= $hours * 3600;
@@ -243,7 +229,7 @@ if ( ! function_exists('timespan'))
 		{
 			if ($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;
@@ -251,7 +237,7 @@ if ( ! function_exists('timespan'))
 
 		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 implode(', ', $str);
@@ -278,12 +264,16 @@ if ( ! function_exists('days_in_month'))
 		{
 			return 0;
 		}
-
-		if ( ! is_numeric($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 && $year % 100 !== 0))
@@ -315,11 +305,11 @@ if ( ! function_exists('local_to_gmt'))
 		}
 
 		return gmmktime(
-			date('H', $time),
+			date('G', $time),
 			date('i', $time),
 			date('s', $time),
-			date('m', $time),
-			date('d', $time),
+			date('n', $time),
+			date('j', $time),
 			date('Y', $time)
 		);
 	}
@@ -350,12 +340,7 @@ if ( ! function_exists('gmt_to_local'))
 
 		$time += timezones($timezone) * 3600;
 
-		if ($dst === TRUE)
-		{
-			$time += 3600;
-		}
-
-		return $time;
+		return ($dst === TRUE) ? $time + 3600 : $time;
 	}
 }
 
@@ -405,7 +390,7 @@ 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).' ';
+		$r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' ';
 
 		if ($fmt === 'us')
 		{
@@ -423,7 +408,7 @@ if ( ! function_exists('unix_to_human'))
 
 		if ($fmt === 'us')
 		{
-			$r .= ' '.date('A', $time);
+			return $r.' '.date('A', $time);
 		}
 
 		return $r;
@@ -542,15 +527,15 @@ if ( ! function_exists('nice_date'))
 		// Date Like: YYYYMMDD
 		if (preg_match('/^\d{8}$/', $bad_date))
 		{
-			$month = substr($bad_date, 0, 2);
-			$day   = substr($bad_date, 2, 2);
-			$year  = substr($bad_date, 4, 4);
+			$month	= substr($bad_date, 0, 2);
+			$day	= substr($bad_date, 2, 2);
+			$year	= substr($bad_date, 4, 4);
 
 			return date($format, strtotime($month.'/01/'.$year));
 		}
 
 		// Date Like: MM-DD-YYYY __or__ M-D-YYYY (or anything in between)
-		if (preg_match('/^\d{1,2}-\d{1,2}-\d{4}$/', $bad_date))
+		if (preg_match('/^\d{1,2}-\d{1,2}-\d{4}$/', $bad_date, $matches))
 		{
 			list($m, $d, $y) = explode('-', $bad_date);
 			return date($format, strtotime($y.'-'.$m.'-'.$d));
@@ -675,8 +660,6 @@ if ( ! function_exists('timezones'))
 			return $zones;
 		}
 
-		$tz = ($tz === 'GMT') ? 'UTC' : $tz;
-
 		return isset($zones[$tz]) ? $zones[$tz] : 0;
 	}
 }
-- 
cgit v1.2.3-24-g4f1b


From f11a1939c25de1e327c7c02001c8fbd1ec1fc7b4 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 14 Jun 2012 16:35:09 +0300
Subject: Improve date helper functions human_to_unix() and nice_date()

---
 system/helpers/date_helper.php | 51 ++++++++++++------------------------------
 1 file changed, 14 insertions(+), 37 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index ae0b7a2b7..077a6712c 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -436,51 +436,33 @@ if ( ! function_exists('human_to_unix'))
 
 		$datestr = preg_replace('/\040+/', ' ', trim($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]  : $ex[2];
+		list($year, $month, $day) = explode('-', $split[0]);
 
 		$ex = explode(':', $split['1']);
 
-		$hour = (strlen($ex[0]) === 1) ? '0'.$ex[0] : $ex[0];
-		$min  = (strlen($ex[1]) === 1) ? '0'.$ex[1] : $ex[1];
-
-		if (isset($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]))
 		{
 			$ampm = strtolower($split[2]);
 
-			if (substr($ampm, 0, 1) === 'p' && $hour < 12)
+			if ($ampm[0] === 'p' && $hour < 12)
 			{
 				$hour += 12;
 			}
-
-			if (substr($ampm, 0, 1) === 'a' && $hour == 12)
-			{
-				$hour =  '00';
-			}
-
-			if (strlen($hour) === 1)
+			elseif ($ampm[0] === 'a' && $hour === 12)
 			{
-				$hour = '0'.$hour;
+				$hour = 0;
 			}
 		}
 
@@ -508,7 +490,7 @@ if ( ! function_exists('nice_date'))
 		}
 
 		// 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')))
 			{
@@ -525,20 +507,15 @@ if ( ! function_exists('nice_date'))
 		}
 
 		// 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, $matches))
+		if (preg_match('/^(\d{1,2})-(\d{1,2})-(\d{4})$/i', $bad_date, $matches))
 		{
-			list($m, $d, $y) = explode('-', $bad_date);
-			return date($format, strtotime($y.'-'.$m.'-'.$d));
+			return date($format, strtotime($matches[3].'-'.$matches[1].'-'.$matches[2]));
 		}
 
 		// Any other kind of string, when converted into UNIX time,
-- 
cgit v1.2.3-24-g4f1b


From d9b44bef948928739b2b96b43d78b7629c0ccc15 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Fri, 15 Jun 2012 16:07:08 +0300
Subject: Fix issue #520

---
 system/helpers/date_helper.php | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 077a6712c..065a223ef 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -488,6 +488,10 @@ if ( ! function_exists('nice_date'))
 		{
 			return 'Unknown';
 		}
+		elseif (empty($format))
+		{
+			$format = 'U';
+		}
 
 		// Date like: YYYYMM
 		if (preg_match('/^\d{6}$/i', $bad_date))
-- 
cgit v1.2.3-24-g4f1b


From b089e15b1510de6b6a034631c80d3d5e830ff9f3 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Sat, 16 Jun 2012 19:11:40 +0300
Subject: Fix local_to_gmt()

---
 system/helpers/date_helper.php | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 065a223ef..cafb6ba95 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -304,13 +304,13 @@ if ( ! function_exists('local_to_gmt'))
 			$time = time();
 		}
 
-		return gmmktime(
-			date('G', $time),
-			date('i', $time),
-			date('s', $time),
-			date('n', $time),
-			date('j', $time),
-			date('Y', $time)
+		return mktime(
+			gmdate('G', $time),
+			gmdate('i', $time),
+			gmdate('s', $time),
+			gmdate('n', $time),
+			gmdate('j', $time),
+			gmdate('Y', $time)
 		);
 	}
 }
-- 
cgit v1.2.3-24-g4f1b


From 7540dede0f01acd7aa1ffd224defc5189305a815 Mon Sep 17 00:00:00 2001
From: Mat Whitney <mwhitney@mail.sdsu.edu>
Date: Fri, 22 Jun 2012 12:02:10 -0700
Subject: Added optional fourth parameter to timezone_menu
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

allows setting one or more attributes on the generated select tag.
This allows passing attributes needed for Section 508 compliance §
1194.22(n), such as an id.
http://access-board.gov/sec508/guide/1194.22.htm#(n)
http://www.w3.org/TR/WCAG10-HTML-TECHS/#forms-labels
---
 system/helpers/date_helper.php | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index cafb6ba95..fc790c585 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -547,9 +547,10 @@ if ( ! function_exists('timezone_menu'))
 	 * @param	string	timezone
 	 * @param	string	classname
 	 * @param	string	menu name
+	 * @param	mixed	attributes
 	 * @return	string
 	 */
-	function timezone_menu($default = 'UTC', $class = '', $name = 'timezones')
+	function timezone_menu($default = 'UTC', $class = '', $name = 'timezones', $attributes = '')
 	{
 		$CI =& get_instance();
 		$CI->lang->load('date');
@@ -563,7 +564,22 @@ if ( ! function_exists('timezone_menu'))
 			$menu .= ' class="'.$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)
 		{
-- 
cgit v1.2.3-24-g4f1b


From a6ea5721bc34fe8666d403637e3bd84772e73566 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Mon, 2 Jul 2012 16:33:11 +0300
Subject: Fix issue #1551

---
 system/helpers/date_helper.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index fc790c585..9637e26ce 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -124,16 +124,16 @@ if ( ! function_exists('standard_date'))
 	function standard_date($fmt = 'DATE_RFC822', $time = '')
 	{
 		$formats = array(
-				'DATE_ATOM'		=>	'%Y-%m-%dT%H:%i:%s%O',
+				'DATE_ATOM'		=>	'%Y-%m-%dT%H:%i:%s%P',
 				'DATE_COOKIE'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
-				'DATE_ISO8601'	=>	'%Y-%m-%dT%H:%i:%s%O',
+				'DATE_ISO8601'	=>	'%Y-%m-%dT%H:%i:%s%P',
 				'DATE_RFC822'	=>	'%D, %d %M %y %H:%i:%s %O',
 				'DATE_RFC850'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
 				'DATE_RFC1036'	=>	'%D, %d %M %y %H:%i:%s %O',
 				'DATE_RFC1123'	=>	'%D, %d %M %Y %H:%i:%s %O',
-				'DATE_RFC2822'	=>	'%D, %d %M %Y %H:%i:%s %O',
+				'DATE_RFC2822'	=>	'%r',
 				'DATE_RSS'		=>	'%D, %d %M %Y %H:%i:%s %O',
-				'DATE_W3C'		=>	'%Y-%m-%dT%H:%i:%s%O'
+				'DATE_W3C'		=>	'%Y-%m-%dT%H:%i:%s%P'
 				);
 
 		return isset($formats[$fmt]) ? mdate($formats[$fmt], $time) : FALSE;
-- 
cgit v1.2.3-24-g4f1b


From dd6f32b3b506d29da38f41d307e5ea217c21cb51 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Wed, 4 Jul 2012 10:08:54 +0300
Subject: Optimize standard_date()

---
 system/helpers/date_helper.php | 28 +++++++++++++---------------
 1 file changed, 13 insertions(+), 15 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 9637e26ce..6686089c6 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -121,22 +121,20 @@ if ( ! function_exists('standard_date'))
 	 * @param	int	Unix timestamp
 	 * @return	string
 	 */
-	function standard_date($fmt = 'DATE_RFC822', $time = '')
+	function standard_date($fmt = 'DATE_RFC822', $time = NULL)
 	{
-		$formats = array(
-				'DATE_ATOM'		=>	'%Y-%m-%dT%H:%i:%s%P',
-				'DATE_COOKIE'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
-				'DATE_ISO8601'	=>	'%Y-%m-%dT%H:%i:%s%P',
-				'DATE_RFC822'	=>	'%D, %d %M %y %H:%i:%s %O',
-				'DATE_RFC850'	=>	'%l, %d-%M-%y %H:%i:%s UTC',
-				'DATE_RFC1036'	=>	'%D, %d %M %y %H:%i:%s %O',
-				'DATE_RFC1123'	=>	'%D, %d %M %Y %H:%i:%s %O',
-				'DATE_RFC2822'	=>	'%r',
-				'DATE_RSS'		=>	'%D, %d %M %Y %H:%i:%s %O',
-				'DATE_W3C'		=>	'%Y-%m-%dT%H:%i:%s%P'
-				);
-
-		return isset($formats[$fmt]) ? mdate($formats[$fmt], $time) : FALSE;
+		if (empty($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);
 	}
 }
 
-- 
cgit v1.2.3-24-g4f1b


From ac57033236d5b62ba553b6bea87623f0dbeb2f49 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Wed, 4 Jul 2012 13:04:10 +0300
Subject: Deprecate Date helper standard_date()

---
 system/helpers/date_helper.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 6686089c6..a45b3d7ac 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -117,6 +117,19 @@ if ( ! function_exists('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
-- 
cgit v1.2.3-24-g4f1b


From acedd2b1a37b22cb04b01038f21876ddfe38b83a Mon Sep 17 00:00:00 2001
From: Eric Barnes <eric@ericlbarnes.com>
Date: Sun, 29 Jul 2012 00:15:40 -0400
Subject: Adding a common stringify_attributes function for dealing with
 attributes through out various helpers.

Signed-off-by: Eric Barnes <eric@ericlbarnes.com>
---
 system/helpers/date_helper.php | 17 +----------------
 1 file changed, 1 insertion(+), 16 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index a45b3d7ac..a792f09a2 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -575,22 +575,7 @@ if ( ! function_exists('timezone_menu'))
 			$menu .= ' class="'.$class.'"';
 		}
 
-		// 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";
+		$menu .= _stringify_attributes($attributes).">\n";
 
 		foreach (timezones() as $key => $val)
 		{
-- 
cgit v1.2.3-24-g4f1b


From 2f8bf9b4c5ee9bc183e17fd36b54be12a1bf75bb Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Fri, 12 Oct 2012 20:37:52 +0300
Subject: Set MySQL client compression to FALSE by default (problems reported
 with it), fix some typos, add encrypted database connections support and fix
 SQLSRV CharacterSet setting

---
 system/helpers/date_helper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 955d74542..51b2b76db 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -669,7 +669,7 @@ if ( ! function_exists('date_range'))
 	 * @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 wether the second parameter
+	 * @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
-- 
cgit v1.2.3-24-g4f1b


From 29d909d5d1a14efc2e316650946bf43ddf03f1fd Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Sat, 27 Oct 2012 01:05:09 +0300
Subject: [ci skip] Update docblocks for deprecated functions

---
 system/helpers/date_helper.php | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 51b2b76db..5d9251526 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -119,19 +119,16 @@ if ( ! function_exists('standard_date'))
 	 *
 	 * 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:
+	 * @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
 	 *
-	 *	date(DATE_RFC822, now()); // default
-	 *	date(DATE_W3C, $time); // a different format and time
+	 * @example	date(DATE_RFC822, now()); // default
+	 * @example	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
+	 * @param	string	$fmt = 'DATE_RFC822'	the chosen format
+	 * @param	int	$time = NULL		Unix timestamp
 	 * @return	string
 	 */
 	function standard_date($fmt = 'DATE_RFC822', $time = NULL)
-- 
cgit v1.2.3-24-g4f1b


From c5536aac5752054f7f76e448d58b86407d8f574e Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Thu, 1 Nov 2012 17:33:58 +0200
Subject: Manually apply PR #1594 (fixing phpdoc page-level
 generation/warnings)

Also partially fixes issue #1295, fixes inconsistencies in some page-level docblocks and adds include checks in language files.
---
 system/helpers/date_helper.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 5d9251526..5f05f0701 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -1,4 +1,4 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php
 /**
  * CodeIgniter
  *
@@ -24,6 +24,7 @@
  * @since		Version 1.0
  * @filesource
  */
+defined('BASEPATH') OR exit('No direct script access allowed');
 
 /**
  * CodeIgniter Date Helpers
-- 
cgit v1.2.3-24-g4f1b


From e24eed7e4e410fabf7479a67d3a27e2596444505 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Fri, 2 Nov 2012 23:33:45 +0200
Subject: Some micro-optimizations

---
 system/helpers/date_helper.php | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 5f05f0701..0fa400d7e 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -450,20 +450,13 @@ if ( ! function_exists('human_to_unix'))
 			return FALSE;
 		}
 
-		$split = explode(' ', $datestr);
+		sscanf($datestr, '%d-%d-%d %s %s', $year, $month, $day, $time, $ampm);
+		sscanf($time, '%d:%d:%d', $hour, $min, $sec);
+		isset($sec) OR $sec = 0;
 
-		list($year, $month, $day) = explode('-', $split[0]);
-
-		$ex = explode(':', $split['1']);
-
-		$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($ampm))
 		{
-			$ampm = strtolower($split[2]);
+			$ampm = strtolower($ampm);
 
 			if ($ampm[0] === 'p' && $hour < 12)
 			{
-- 
cgit v1.2.3-24-g4f1b


From 7a7ad782b2f125622509a77c5a6f94ad4ae0f93c Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@bofh.bg>
Date: Mon, 12 Nov 2012 17:21:01 +0200
Subject: Some micro-optimizations

---
 system/helpers/date_helper.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 0fa400d7e..7a0552b0b 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -677,8 +677,8 @@ if ( ! function_exists('date_range'))
 		$is_unix = ! ( ! $is_unix OR $is_unix === 'days');
 
 		// Validate input and try strtotime() on invalid timestamps/intervals, just in case
-		if ( ( ! preg_match('/^[0-9]+$/', $unix_start) && ($unix_start = @strtotime($unix_time)) === FALSE)
-			OR ( ! preg_match('/^[0-9]+$/', $mixed) && ($is_unix === FALSE OR ($mixed = @strtotime($mixed)) === FALSE))
+		if ( ( ! ctype_digit((string) $unix_start) && ($unix_start = @strtotime($unix_time)) === FALSE)
+			OR ( ! ctype_digit((string) $mixed) && ($is_unix === FALSE OR ($mixed = @strtotime($mixed)) === FALSE))
 			OR ($is_unix === TRUE && $mixed < $unix_start))
 		{
 			return FALSE;
-- 
cgit v1.2.3-24-g4f1b


From 69779afa2882576d5e45f752dcee4107a07e27b0 Mon Sep 17 00:00:00 2001
From: webmasterar <reblar50@hotmail.com>
Date: Sat, 17 Nov 2012 01:06:41 +0000
Subject: Corrected phpdoc comment for mysql_to_unix() method

---
 system/helpers/date_helper.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'system/helpers/date_helper.php')

diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php
index 7a0552b0b..d54e01968 100644
--- a/system/helpers/date_helper.php
+++ b/system/helpers/date_helper.php
@@ -360,8 +360,8 @@ if ( ! function_exists('mysql_to_unix'))
 	/**
 	 * Converts a MySQL Timestamp to Unix
 	 *
-	 * @param	int	Unix timestamp
-	 * @return	int
+	 * @param	int	MySQL timestamp YYYY-MM-DD HH:MM:SS
+	 * @return	int	Unix timstamp
 	 */
 	function mysql_to_unix($time = '')
 	{
-- 
cgit v1.2.3-24-g4f1b