<h2>Editing File: /usr/local/sitepad/editor/site-inc/SimplePie/Parse/Date.php</h2><form method='post'><textarea name='content' class='file-edit'>&lt;?php
/**
 * SimplePie
 *
 * A PHP-Based RSS and Atom Feed Framework.
 * Takes the hard work out of managing a complete RSS/Atom solution.
 *
 * Copyright (c) 2004-2012, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 * 	* Redistributions of source code must retain the above copyright notice, this list of
 * 	  conditions and the following disclaimer.
 *
 * 	* Redistributions in binary form must reproduce the above copyright notice, this list
 * 	  of conditions and the following disclaimer in the documentation and/or other materials
 * 	  provided with the distribution.
 *
 * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used
 * 	  to endorse or promote products derived from this software without specific prior
 * 	  written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot; AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @package SimplePie
 * @version 1.3.1
 * @copyright 2004-2012 Ryan Parman, Geoffrey Sneddon, Ryan McCue
 * @author Ryan Parman
 * @author Geoffrey Sneddon
 * @author Ryan McCue
 * @link http://simplepie.org/ SimplePie
 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
 */


/**
 * Date Parser
 *
 * @package SimplePie
 * @subpackage Parsing
 */
class SimplePie_Parse_Date
{
	/**
	 * Input data
	 *
	 * @access protected
	 * @var string
	 */
	var $date;

	/**
	 * List of days, calendar day name =&gt; ordinal day number in the week
	 *
	 * @access protected
	 * @var array
	 */
	var $day = array(
		// English
		'mon' =&gt; 1,
		'monday' =&gt; 1,
		'tue' =&gt; 2,
		'tuesday' =&gt; 2,
		'wed' =&gt; 3,
		'wednesday' =&gt; 3,
		'thu' =&gt; 4,
		'thursday' =&gt; 4,
		'fri' =&gt; 5,
		'friday' =&gt; 5,
		'sat' =&gt; 6,
		'saturday' =&gt; 6,
		'sun' =&gt; 7,
		'sunday' =&gt; 7,
		// Dutch
		'maandag' =&gt; 1,
		'dinsdag' =&gt; 2,
		'woensdag' =&gt; 3,
		'donderdag' =&gt; 4,
		'vrijdag' =&gt; 5,
		'zaterdag' =&gt; 6,
		'zondag' =&gt; 7,
		// French
		'lundi' =&gt; 1,
		'mardi' =&gt; 2,
		'mercredi' =&gt; 3,
		'jeudi' =&gt; 4,
		'vendredi' =&gt; 5,
		'samedi' =&gt; 6,
		'dimanche' =&gt; 7,
		// German
		'montag' =&gt; 1,
		'dienstag' =&gt; 2,
		'mittwoch' =&gt; 3,
		'donnerstag' =&gt; 4,
		'freitag' =&gt; 5,
		'samstag' =&gt; 6,
		'sonnabend' =&gt; 6,
		'sonntag' =&gt; 7,
		// Italian
		'lunedì' =&gt; 1,
		'martedì' =&gt; 2,
		'mercoledì' =&gt; 3,
		'giovedì' =&gt; 4,
		'venerdì' =&gt; 5,
		'sabato' =&gt; 6,
		'domenica' =&gt; 7,
		// Spanish
		'lunes' =&gt; 1,
		'martes' =&gt; 2,
		'miércoles' =&gt; 3,
		'jueves' =&gt; 4,
		'viernes' =&gt; 5,
		'sábado' =&gt; 6,
		'domingo' =&gt; 7,
		// Finnish
		'maanantai' =&gt; 1,
		'tiistai' =&gt; 2,
		'keskiviikko' =&gt; 3,
		'torstai' =&gt; 4,
		'perjantai' =&gt; 5,
		'lauantai' =&gt; 6,
		'sunnuntai' =&gt; 7,
		// Hungarian
		'hétfő' =&gt; 1,
		'kedd' =&gt; 2,
		'szerda' =&gt; 3,
		'csütörtok' =&gt; 4,
		'péntek' =&gt; 5,
		'szombat' =&gt; 6,
		'vasárnap' =&gt; 7,
		// Greek
		'Δευ' =&gt; 1,
		'Τρι' =&gt; 2,
		'Τετ' =&gt; 3,
		'Πεμ' =&gt; 4,
		'Παρ' =&gt; 5,
		'Σαβ' =&gt; 6,
		'Κυρ' =&gt; 7,
	);

	/**
	 * List of months, calendar month name =&gt; calendar month number
	 *
	 * @access protected
	 * @var array
	 */
	var $month = array(
		// English
		'jan' =&gt; 1,
		'january' =&gt; 1,
		'feb' =&gt; 2,
		'february' =&gt; 2,
		'mar' =&gt; 3,
		'march' =&gt; 3,
		'apr' =&gt; 4,
		'april' =&gt; 4,
		'may' =&gt; 5,
		// No long form of May
		'jun' =&gt; 6,
		'june' =&gt; 6,
		'jul' =&gt; 7,
		'july' =&gt; 7,
		'aug' =&gt; 8,
		'august' =&gt; 8,
		'sep' =&gt; 9,
		'september' =&gt; 8,
		'oct' =&gt; 10,
		'october' =&gt; 10,
		'nov' =&gt; 11,
		'november' =&gt; 11,
		'dec' =&gt; 12,
		'december' =&gt; 12,
		// Dutch
		'januari' =&gt; 1,
		'februari' =&gt; 2,
		'maart' =&gt; 3,
		'april' =&gt; 4,
		'mei' =&gt; 5,
		'juni' =&gt; 6,
		'juli' =&gt; 7,
		'augustus' =&gt; 8,
		'september' =&gt; 9,
		'oktober' =&gt; 10,
		'november' =&gt; 11,
		'december' =&gt; 12,
		// French
		'janvier' =&gt; 1,
		'février' =&gt; 2,
		'mars' =&gt; 3,
		'avril' =&gt; 4,
		'mai' =&gt; 5,
		'juin' =&gt; 6,
		'juillet' =&gt; 7,
		'août' =&gt; 8,
		'septembre' =&gt; 9,
		'octobre' =&gt; 10,
		'novembre' =&gt; 11,
		'décembre' =&gt; 12,
		// German
		'januar' =&gt; 1,
		'februar' =&gt; 2,
		'märz' =&gt; 3,
		'april' =&gt; 4,
		'mai' =&gt; 5,
		'juni' =&gt; 6,
		'juli' =&gt; 7,
		'august' =&gt; 8,
		'september' =&gt; 9,
		'oktober' =&gt; 10,
		'november' =&gt; 11,
		'dezember' =&gt; 12,
		// Italian
		'gennaio' =&gt; 1,
		'febbraio' =&gt; 2,
		'marzo' =&gt; 3,
		'aprile' =&gt; 4,
		'maggio' =&gt; 5,
		'giugno' =&gt; 6,
		'luglio' =&gt; 7,
		'agosto' =&gt; 8,
		'settembre' =&gt; 9,
		'ottobre' =&gt; 10,
		'novembre' =&gt; 11,
		'dicembre' =&gt; 12,
		// Spanish
		'enero' =&gt; 1,
		'febrero' =&gt; 2,
		'marzo' =&gt; 3,
		'abril' =&gt; 4,
		'mayo' =&gt; 5,
		'junio' =&gt; 6,
		'julio' =&gt; 7,
		'agosto' =&gt; 8,
		'septiembre' =&gt; 9,
		'setiembre' =&gt; 9,
		'octubre' =&gt; 10,
		'noviembre' =&gt; 11,
		'diciembre' =&gt; 12,
		// Finnish
		'tammikuu' =&gt; 1,
		'helmikuu' =&gt; 2,
		'maaliskuu' =&gt; 3,
		'huhtikuu' =&gt; 4,
		'toukokuu' =&gt; 5,
		'kesäkuu' =&gt; 6,
		'heinäkuu' =&gt; 7,
		'elokuu' =&gt; 8,
		'suuskuu' =&gt; 9,
		'lokakuu' =&gt; 10,
		'marras' =&gt; 11,
		'joulukuu' =&gt; 12,
		// Hungarian
		'január' =&gt; 1,
		'február' =&gt; 2,
		'március' =&gt; 3,
		'április' =&gt; 4,
		'május' =&gt; 5,
		'június' =&gt; 6,
		'július' =&gt; 7,
		'augusztus' =&gt; 8,
		'szeptember' =&gt; 9,
		'október' =&gt; 10,
		'november' =&gt; 11,
		'december' =&gt; 12,
		// Greek
		'Ιαν' =&gt; 1,
		'Φεβ' =&gt; 2,
		'Μάώ' =&gt; 3,
		'Μαώ' =&gt; 3,
		'Απρ' =&gt; 4,
		'Μάι' =&gt; 5,
		'Μαϊ' =&gt; 5,
		'Μαι' =&gt; 5,
		'Ιούν' =&gt; 6,
		'Ιον' =&gt; 6,
		'Ιούλ' =&gt; 7,
		'Ιολ' =&gt; 7,
		'Αύγ' =&gt; 8,
		'Αυγ' =&gt; 8,
		'Σεπ' =&gt; 9,
		'Οκτ' =&gt; 10,
		'Νοέ' =&gt; 11,
		'Δεκ' =&gt; 12,
	);

	/**
	 * List of timezones, abbreviation =&gt; offset from UTC
	 *
	 * @access protected
	 * @var array
	 */
	var $timezone = array(
		'ACDT' =&gt; 37800,
		'ACIT' =&gt; 28800,
		'ACST' =&gt; 34200,
		'ACT' =&gt; -18000,
		'ACWDT' =&gt; 35100,
		'ACWST' =&gt; 31500,
		'AEDT' =&gt; 39600,
		'AEST' =&gt; 36000,
		'AFT' =&gt; 16200,
		'AKDT' =&gt; -28800,
		'AKST' =&gt; -32400,
		'AMDT' =&gt; 18000,
		'AMT' =&gt; -14400,
		'ANAST' =&gt; 46800,
		'ANAT' =&gt; 43200,
		'ART' =&gt; -10800,
		'AZOST' =&gt; -3600,
		'AZST' =&gt; 18000,
		'AZT' =&gt; 14400,
		'BIOT' =&gt; 21600,
		'BIT' =&gt; -43200,
		'BOT' =&gt; -14400,
		'BRST' =&gt; -7200,
		'BRT' =&gt; -10800,
		'BST' =&gt; 3600,
		'BTT' =&gt; 21600,
		'CAST' =&gt; 18000,
		'CAT' =&gt; 7200,
		'CCT' =&gt; 23400,
		'CDT' =&gt; -18000,
		'CEDT' =&gt; 7200,
		'CEST' =&gt; 7200,
		'CET' =&gt; 3600,
		'CGST' =&gt; -7200,
		'CGT' =&gt; -10800,
		'CHADT' =&gt; 49500,
		'CHAST' =&gt; 45900,
		'CIST' =&gt; -28800,
		'CKT' =&gt; -36000,
		'CLDT' =&gt; -10800,
		'CLST' =&gt; -14400,
		'COT' =&gt; -18000,
		'CST' =&gt; -21600,
		'CVT' =&gt; -3600,
		'CXT' =&gt; 25200,
		'DAVT' =&gt; 25200,
		'DTAT' =&gt; 36000,
		'EADT' =&gt; -18000,
		'EAST' =&gt; -21600,
		'EAT' =&gt; 10800,
		'ECT' =&gt; -18000,
		'EDT' =&gt; -14400,
		'EEST' =&gt; 10800,
		'EET' =&gt; 7200,
		'EGT' =&gt; -3600,
		'EKST' =&gt; 21600,
		'EST' =&gt; -18000,
		'FJT' =&gt; 43200,
		'FKDT' =&gt; -10800,
		'FKST' =&gt; -14400,
		'FNT' =&gt; -7200,
		'GALT' =&gt; -21600,
		'GEDT' =&gt; 14400,
		'GEST' =&gt; 10800,
		'GFT' =&gt; -10800,
		'GILT' =&gt; 43200,
		'GIT' =&gt; -32400,
		'GST' =&gt; 14400,
		'GST' =&gt; -7200,
		'GYT' =&gt; -14400,
		'HAA' =&gt; -10800,
		'HAC' =&gt; -18000,
		'HADT' =&gt; -32400,
		'HAE' =&gt; -14400,
		'HAP' =&gt; -25200,
		'HAR' =&gt; -21600,
		'HAST' =&gt; -36000,
		'HAT' =&gt; -9000,
		'HAY' =&gt; -28800,
		'HKST' =&gt; 28800,
		'HMT' =&gt; 18000,
		'HNA' =&gt; -14400,
		'HNC' =&gt; -21600,
		'HNE' =&gt; -18000,
		'HNP' =&gt; -28800,
		'HNR' =&gt; -25200,
		'HNT' =&gt; -12600,
		'HNY' =&gt; -32400,
		'IRDT' =&gt; 16200,
		'IRKST' =&gt; 32400,
		'IRKT' =&gt; 28800,
		'IRST' =&gt; 12600,
		'JFDT' =&gt; -10800,
		'JFST' =&gt; -14400,
		'JST' =&gt; 32400,
		'KGST' =&gt; 21600,
		'KGT' =&gt; 18000,
		'KOST' =&gt; 39600,
		'KOVST' =&gt; 28800,
		'KOVT' =&gt; 25200,
		'KRAST' =&gt; 28800,
		'KRAT' =&gt; 25200,
		'KST' =&gt; 32400,
		'LHDT' =&gt; 39600,
		'LHST' =&gt; 37800,
		'LINT' =&gt; 50400,
		'LKT' =&gt; 21600,
		'MAGST' =&gt; 43200,
		'MAGT' =&gt; 39600,
		'MAWT' =&gt; 21600,
		'MDT' =&gt; -21600,
		'MESZ' =&gt; 7200,
		'MEZ' =&gt; 3600,
		'MHT' =&gt; 43200,
		'MIT' =&gt; -34200,
		'MNST' =&gt; 32400,
		'MSDT' =&gt; 14400,
		'MSST' =&gt; 10800,
		'MST' =&gt; -25200,
		'MUT' =&gt; 14400,
		'MVT' =&gt; 18000,
		'MYT' =&gt; 28800,
		'NCT' =&gt; 39600,
		'NDT' =&gt; -9000,
		'NFT' =&gt; 41400,
		'NMIT' =&gt; 36000,
		'NOVST' =&gt; 25200,
		'NOVT' =&gt; 21600,
		'NPT' =&gt; 20700,
		'NRT' =&gt; 43200,
		'NST' =&gt; -12600,
		'NUT' =&gt; -39600,
		'NZDT' =&gt; 46800,
		'NZST' =&gt; 43200,
		'OMSST' =&gt; 25200,
		'OMST' =&gt; 21600,
		'PDT' =&gt; -25200,
		'PET' =&gt; -18000,
		'PETST' =&gt; 46800,
		'PETT' =&gt; 43200,
		'PGT' =&gt; 36000,
		'PHOT' =&gt; 46800,
		'PHT' =&gt; 28800,
		'PKT' =&gt; 18000,
		'PMDT' =&gt; -7200,
		'PMST' =&gt; -10800,
		'PONT' =&gt; 39600,
		'PST' =&gt; -28800,
		'PWT' =&gt; 32400,
		'PYST' =&gt; -10800,
		'PYT' =&gt; -14400,
		'RET' =&gt; 14400,
		'ROTT' =&gt; -10800,
		'SAMST' =&gt; 18000,
		'SAMT' =&gt; 14400,
		'SAST' =&gt; 7200,
		'SBT' =&gt; 39600,
		'SCDT' =&gt; 46800,
		'SCST' =&gt; 43200,
		'SCT' =&gt; 14400,
		'SEST' =&gt; 3600,
		'SGT' =&gt; 28800,
		'SIT' =&gt; 28800,
		'SRT' =&gt; -10800,
		'SST' =&gt; -39600,
		'SYST' =&gt; 10800,
		'SYT' =&gt; 7200,
		'TFT' =&gt; 18000,
		'THAT' =&gt; -36000,
		'TJT' =&gt; 18000,
		'TKT' =&gt; -36000,
		'TMT' =&gt; 18000,
		'TOT' =&gt; 46800,
		'TPT' =&gt; 32400,
		'TRUT' =&gt; 36000,
		'TVT' =&gt; 43200,
		'TWT' =&gt; 28800,
		'UYST' =&gt; -7200,
		'UYT' =&gt; -10800,
		'UZT' =&gt; 18000,
		'VET' =&gt; -14400,
		'VLAST' =&gt; 39600,
		'VLAT' =&gt; 36000,
		'VOST' =&gt; 21600,
		'VUT' =&gt; 39600,
		'WAST' =&gt; 7200,
		'WAT' =&gt; 3600,
		'WDT' =&gt; 32400,
		'WEST' =&gt; 3600,
		'WFT' =&gt; 43200,
		'WIB' =&gt; 25200,
		'WIT' =&gt; 32400,
		'WITA' =&gt; 28800,
		'WKST' =&gt; 18000,
		'WST' =&gt; 28800,
		'YAKST' =&gt; 36000,
		'YAKT' =&gt; 32400,
		'YAPT' =&gt; 36000,
		'YEKST' =&gt; 21600,
		'YEKT' =&gt; 18000,
	);

	/**
	 * Cached PCRE for SimplePie_Parse_Date::$day
	 *
	 * @access protected
	 * @var string
	 */
	var $day_pcre;

	/**
	 * Cached PCRE for SimplePie_Parse_Date::$month
	 *
	 * @access protected
	 * @var string
	 */
	var $month_pcre;

	/**
	 * Array of user-added callback methods
	 *
	 * @access private
	 * @var array
	 */
	var $built_in = array();

	/**
	 * Array of user-added callback methods
	 *
	 * @access private
	 * @var array
	 */
	var $user = array();

	/**
	 * Create new SimplePie_Parse_Date object, and set self::day_pcre,
	 * self::month_pcre, and self::built_in
	 *
	 * @access private
	 */
	public function __construct()
	{
		$this-&gt;day_pcre = '(' . implode(array_keys($this-&gt;day), '|') . ')';
		$this-&gt;month_pcre = '(' . implode(array_keys($this-&gt;month), '|') . ')';

		static $cache;
		if (!isset($cache[get_class($this)]))
		{
			$all_methods = get_class_methods($this);

			foreach ($all_methods as $method)
			{
				if (strtolower(substr($method, 0, 5)) === 'date_')
				{
					$cache[get_class($this)][] = $method;
				}
			}
		}

		foreach ($cache[get_class($this)] as $method)
		{
			$this-&gt;built_in[] = $method;
		}
	}

	/**
	 * Get the object
	 *
	 * @access public
	 */
	public static function get()
	{
		static $object;
		if (!$object)
		{
			$object = new SimplePie_Parse_Date;
		}
		return $object;
	}

	/**
	 * Parse a date
	 *
	 * @final
	 * @access public
	 * @param string $date Date to parse
	 * @return int Timestamp corresponding to date string, or false on failure
	 */
	public function parse($date)
	{
		foreach ($this-&gt;user as $method)
		{
			if (($returned = call_user_func($method, $date)) !== false)
			{
				return $returned;
			}
		}

		foreach ($this-&gt;built_in as $method)
		{
			if (($returned = call_user_func(array($this, $method), $date)) !== false)
			{
				return $returned;
			}
		}

		return false;
	}

	/**
	 * Add a callback method to parse a date
	 *
	 * @final
	 * @access public
	 * @param callable $callback
	 */
	public function add_callback($callback)
	{
		if (is_callable($callback))
		{
			$this-&gt;user[] = $callback;
		}
		else
		{
			trigger_error('User-supplied function must be a valid callback', E_USER_WARNING);
		}
	}

	/**
	 * Parse a superset of W3C-DTF (allows hyphens and colons to be omitted, as
	 * well as allowing any of upper or lower case &quot;T&quot;, horizontal tabs, or
	 * spaces to be used as the time seperator (including more than one))
	 *
	 * @access protected
	 * @return int Timestamp
	 */
	public function date_w3cdtf($date)
	{
		static $pcre;
		if (!$pcre)
		{
			$year = '([0-9]{4})';
			$month = $day = $hour = $minute = $second = '([0-9]{2})';
			$decimal = '([0-9]*)';
			$zone = '(?:(Z)|([+\-])([0-9]{1,2}):?([0-9]{1,2}))';
			$pcre = '/^' . $year . '(?:-?' . $month . '(?:-?' . $day . '(?:[Tt\x09\x20]+' . $hour . '(?::?' . $minute . '(?::?' . $second . '(?:.' . $decimal . ')?)?)?' . $zone . ')?)?)?$/';
		}
		if (preg_match($pcre, $date, $match))
		{
			/*
			Capturing subpatterns:
			1: Year
			2: Month
			3: Day
			4: Hour
			5: Minute
			6: Second
			7: Decimal fraction of a second
			8: Zulu
			9: Timezone ±
			10: Timezone hours
			11: Timezone minutes
			*/

			// Fill in empty matches
			for ($i = count($match); $i &lt;= 3; $i++)
			{
				$match[$i] = '1';
			}

			for ($i = count($match); $i &lt;= 7; $i++)
			{
				$match[$i] = '0';
			}

			// Numeric timezone
			if (isset($match[9]) &amp;&amp; $match[9] !== '')
			{
				$timezone = $match[10] * 3600;
				$timezone += $match[11] * 60;
				if ($match[9] === '-')
				{
					$timezone = 0 - $timezone;
				}
			}
			else
			{
				$timezone = 0;
			}

			// Convert the number of seconds to an integer, taking decimals into account
			$second = round($match[6] + $match[7] / pow(10, strlen($match[7])));

			return gmmktime($match[4], $match[5], $second, $match[2], $match[3], $match[1]) - $timezone;
		}
		else
		{
			return false;
		}
	}

	/**
	 * Remove RFC822 comments
	 *
	 * @access protected
	 * @param string $data Data to strip comments from
	 * @return string Comment stripped string
	 */
	public function remove_rfc2822_comments($string)
	{
		$string = (string) $string;
		$position = 0;
		$length = strlen($string);
		$depth = 0;

		$output = '';

		while ($position &lt; $length &amp;&amp; ($pos = strpos($string, '(', $position)) !== false)
		{
			$output .= substr($string, $position, $pos - $position);
			$position = $pos + 1;
			if ($string[$pos - 1] !== '\\')
			{
				$depth++;
				while ($depth &amp;&amp; $position &lt; $length)
				{
					$position += strcspn($string, '()', $position);
					if ($string[$position - 1] === '\\')
					{
						$position++;
						continue;
					}
					elseif (isset($string[$position]))
					{
						switch ($string[$position])
						{
							case '(':
								$depth++;
								break;

							case ')':
								$depth--;
								break;
						}
						$position++;
					}
					else
					{
						break;
					}
				}
			}
			else
			{
				$output .= '(';
			}
		}
		$output .= substr($string, $position);

		return $output;
	}

	/**
	 * Parse RFC2822's date format
	 *
	 * @access protected
	 * @return int Timestamp
	 */
	public function date_rfc2822($date)
	{
		static $pcre;
		if (!$pcre)
		{
			$wsp = '[\x09\x20]';
			$fws = '(?:' . $wsp . '+|' . $wsp . '*(?:\x0D\x0A' . $wsp . '+)+)';
			$optional_fws = $fws . '?';
			$day_name = $this-&gt;day_pcre;
			$month = $this-&gt;month_pcre;
			$day = '([0-9]{1,2})';
			$hour = $minute = $second = '([0-9]{2})';
			$year = '([0-9]{2,4})';
			$num_zone = '([+\-])([0-9]{2})([0-9]{2})';
			$character_zone = '([A-Z]{1,5})';
			$zone = '(?:' . $num_zone . '|' . $character_zone . ')';
			$pcre = '/(?:' . $optional_fws . $day_name . $optional_fws . ',)?' . $optional_fws . $day . $fws . $month . $fws . $year . $fws . $hour . $optional_fws . ':' . $optional_fws . $minute . '(?:' . $optional_fws . ':' . $optional_fws . $second . ')?' . $fws . $zone . '/i';
		}
		if (preg_match($pcre, $this-&gt;remove_rfc2822_comments($date), $match))
		{
			/*
			Capturing subpatterns:
			1: Day name
			2: Day
			3: Month
			4: Year
			5: Hour
			6: Minute
			7: Second
			8: Timezone ±
			9: Timezone hours
			10: Timezone minutes
			11: Alphabetic timezone
			*/

			// Find the month number
			$month = $this-&gt;month[strtolower($match[3])];

			// Numeric timezone
			if ($match[8] !== '')
			{
				$timezone = $match[9] * 3600;
				$timezone += $match[10] * 60;
				if ($match[8] === '-')
				{
					$timezone = 0 - $timezone;
				}
			}
			// Character timezone
			elseif (isset($this-&gt;timezone[strtoupper($match[11])]))
			{
				$timezone = $this-&gt;timezone[strtoupper($match[11])];
			}
			// Assume everything else to be -0000
			else
			{
				$timezone = 0;
			}

			// Deal with 2/3 digit years
			if ($match[4] &lt; 50)
			{
				$match[4] += 2000;
			}
			elseif ($match[4] &lt; 1000)
			{
				$match[4] += 1900;
			}

			// Second is optional, if it is empty set it to zero
			if ($match[7] !== '')
			{
				$second = $match[7];
			}
			else
			{
				$second = 0;
			}

			return gmmktime($match[5], $match[6], $second, $month, $match[2], $match[4]) - $timezone;
		}
		else
		{
			return false;
		}
	}

	/**
	 * Parse RFC850's date format
	 *
	 * @access protected
	 * @return int Timestamp
	 */
	public function date_rfc850($date)
	{
		static $pcre;
		if (!$pcre)
		{
			$space = '[\x09\x20]+';
			$day_name = $this-&gt;day_pcre;
			$month = $this-&gt;month_pcre;
			$day = '([0-9]{1,2})';
			$year = $hour = $minute = $second = '([0-9]{2})';
			$zone = '([A-Z]{1,5})';
			$pcre = '/^' . $day_name . ',' . $space . $day . '-' . $month . '-' . $year . $space . $hour . ':' . $minute . ':' . $second . $space . $zone . '$/i';
		}
		if (preg_match($pcre, $date, $match))
		{
			/*
			Capturing subpatterns:
			1: Day name
			2: Day
			3: Month
			4: Year
			5: Hour
			6: Minute
			7: Second
			8: Timezone
			*/

			// Month
			$month = $this-&gt;month[strtolower($match[3])];

			// Character timezone
			if (isset($this-&gt;timezone[strtoupper($match[8])]))
			{
				$timezone = $this-&gt;timezone[strtoupper($match[8])];
			}
			// Assume everything else to be -0000
			else
			{
				$timezone = 0;
			}

			// Deal with 2 digit year
			if ($match[4] &lt; 50)
			{
				$match[4] += 2000;
			}
			else
			{
				$match[4] += 1900;
			}

			return gmmktime($match[5], $match[6], $match[7], $month, $match[2], $match[4]) - $timezone;
		}
		else
		{
			return false;
		}
	}

	/**
	 * Parse C99's asctime()'s date format
	 *
	 * @access protected
	 * @return int Timestamp
	 */
	public function date_asctime($date)
	{
		static $pcre;
		if (!$pcre)
		{
			$space = '[\x09\x20]+';
			$wday_name = $this-&gt;day_pcre;
			$mon_name = $this-&gt;month_pcre;
			$day = '([0-9]{1,2})';
			$hour = $sec = $min = '([0-9]{2})';
			$year = '([0-9]{4})';
			$terminator = '\x0A?\x00?';
			$pcre = '/^' . $wday_name . $space . $mon_name . $space . $day . $space . $hour . ':' . $min . ':' . $sec . $space . $year . $terminator . '$/i';
		}
		if (preg_match($pcre, $date, $match))
		{
			/*
			Capturing subpatterns:
			1: Day name
			2: Month
			3: Day
			4: Hour
			5: Minute
			6: Second
			7: Year
			*/

			$month = $this-&gt;month[strtolower($match[2])];
			return gmmktime($match[4], $match[5], $match[6], $month, $match[3], $match[7]);
		}
		else
		{
			return false;
		}
	}

	/**
	 * Parse dates using strtotime()
	 *
	 * @access protected
	 * @return int Timestamp
	 */
	public function date_strtotime($date)
	{
		$strtotime = strtotime($date);
		if ($strtotime === -1 || $strtotime === false)
		{
			return false;
		}
		else
		{
			return $strtotime;
		}
	}
}

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