/vendors/php_speedy/libs/php/user_agent.php

<?php 

/**

 * User Agent Class

 *

 * Identifies the platform, browser, robot, or mobile devise of the browsing agent

 *

 * @package		Kohana

 * @subpackage	Libraries

 * @category	User Agent

 * @author		Rick Ellis

 * @link		http://kohanaphp.com/user_guide/libraries/user_agent.html

 */

 

class _speedy_User_agent {



	var $agent		= NULL;

	

	var $is_browser	= FALSE;

	var $is_robot	= FALSE;

	var $is_mobile	= FALSE;



	var $languages	= array();

	var $charsets	= array();

	

	var $platforms	= array();

	var $browsers	= array();

	var $mobiles	= array();

	var $robots		= array();

	

	var $platform	= '';

	var $browser	= '';

	var $version	= '';

	var $mobile		= '';

	var $robot		= '';

	

	/**

	 * Constructor

	 *

	 * Sets the User Agent and runs the compilation routine

	 *

	 * @access	public

	 * @return	void

	 */		

	function _speedy_User_agent()

	{

		if (isset($_SERVER['HTTP_USER_AGENT']))

		{

			$this->agent = trim($_SERVER['HTTP_USER_AGENT']);

		}

		

		if ( ! is_null($this->agent))

		{

			if ($this->_load_agent_file())

			{

				$this->_compile_data();

			}

		}

		

		//log_message('debug', "Table Class Initialized");

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Compile the User Agent Data

	 *

	 * @access	private

	 * @return	bool

	 */		

	function _load_agent_file()

	{

		

	/*

	| -------------------------------------------------------------------

	| USER AGENT TYPES

	| -------------------------------------------------------------------

	| This file contains four arrays of user agent data.  It is used by the

	| User Agent Class to help identify browser, platform, robot, and

	| mobile device data.  The array keys are used to identify the device

	| and the array values are used to set the actual name of the item.

	|

	*/

	

	$platforms = array(

						'windows nt 6.0' => 'Windows Vista',

						'windows nt 5.2' => 'Windows 2003',

						'windows nt 5.0' => 'Windows 2000',

						'windows nt 5.1' => 'Windows XP',

						'windows nt 4.0' => 'Windows NT',

						'winnt4.0'       => 'Windows NT',

						'winnt 4.0'      => 'Windows NT',

						'winnt'          => 'Windows NT',

						'windows 98'     => 'Windows 98',

						'win98'          => 'Windows 98',

						'windows 95'     => 'Windows 95',

						'win95'          => 'Windows 95',

						'windows'        => 'Unknown Windows OS',

						'os x'           => 'Mac OS X',

						'intel mac'      => 'Intel Mac',

						'ppc mac'        => 'PowerPC Mac',

						'powerpc'        => 'PowerPC',

						'ppc'            => 'PowerPC',

						'cygwin'         => 'Cygwin',

						'linux'          => 'Linux',

						'debian'         => 'Debian',

						'openvms'        => 'OpenVMS',

						'sunos'          => 'Sun Solaris',

						'amiga'          => 'Amiga',

						'beos'           => 'BeOS',

						'apachebench'    => 'ApacheBench',

						'freebsd'        => 'FreeBSD',

						'netbsd'         => 'NetBSD',

						'bsdi'           => 'BSDi',

						'openbsd'        => 'OpenBSD',

						'os/2'           => 'OS/2',

						'warp'           => 'OS/2',

						'aix'            => 'AIX',

						'irix'           => 'Irix',

						'osf'            => 'DEC OSF',

						'hp-ux'          => 'HP-UX',

						'hurd'           => 'GNU/Hurd',

						'unix'           => 'Unknown Unix OS',

					);

	

	

	// The order of this array should NOT be changed. Many browsers return

	// multiple browser types so we want to identify the sub-type first.

	$browsers = array(

						'Opera'				=> 'Opera',

						'MSIE'				=> 'Internet Explorer',

						'Internet Explorer'	=> 'Internet Explorer',

						'Shiira'			=> 'Shiira',

						'Firefox'			=> 'Firefox',

					    'Chrome'			=> 'Google Chrome',						

						'Chimera'			=> 'Chimera',

						'Phoenix'			=> 'Phoenix',

						'Firebird'			=> 'Firebird',

						'Camino'			=> 'Camino',

						'Netscape'			=> 'Netscape',

						'OmniWeb'			=> 'OmniWeb',

						'Mozilla'			=> 'Mozilla',

						'Safari'			=> 'Safari',

						'Konqueror'			=> 'Konqueror',

						'icab'				=> 'iCab',

						'Lynx'				=> 'Lynx',

						'Links'				=> 'Links',

						'hotjava'			=> 'HotJava',

						'amaya'				=> 'Amaya',

						'IBrowse'			=> 'IBrowse'

					);

	

	$mobiles = array(

						'mobileexplorer'	=> 'Mobile Explorer',

						'openwave'			=> 'Open Wave',

						'opera mini'		=> 'Opera Mini',

						'operamini'			=> 'Opera Mini',

						'elaine'			=> 'Palm',

						'palmsource'		=> 'Palm',

						'digital paths'		=> 'Palm',

						'avantgo'			=> 'Avantgo',

						'xiino'				=> 'Xiino',

						'palmscape'			=> 'Palmscape',

						'nokia'				=> 'Nokia',

						'ericsson'			=> 'Ericsson',

						'blackBerry'		=> 'BlackBerry',

						'motorola'			=> 'Motorola'

					);	

	

	// There are hundreds of bots but these are the most common.

	$robots = array(

						'googlebot'			=> 'Googlebot',

						'msnbot'			=> 'MSNBot',

						'slurp'				=> 'Inktomi Slurp',

						'yahoo'				=> 'Yahoo',

						'askjeeves'			=> 'AskJeeves',

						'fastcrawler'		=> 'FastCrawler',

						'infoseek'			=> 'InfoSeek Robot 1.0',

						'lycos'				=> 'Lycos'

					);			

		

		

		$return = FALSE;

		

		if (isset($platforms))

		{

			$this->platforms = $platforms;

			unset($platforms);

			$return = TRUE;

		}



		if (isset($browsers))

		{

			$this->browsers = $browsers;

			unset($browsers);

			$return = TRUE;

		}



		if (isset($mobiles))

		{

			$this->mobiles = $mobiles;

			unset($mobiles);

			$return = TRUE;

		}

		

		if (isset($robots))

		{

			$this->robots = $robots;

			unset($robots);

			$return = TRUE;

		}



		return $return;

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Compile the User Agent Data

	 *

	 * @access	private

	 * @return	bool

	 */		

	function _compile_data()

	{

		$this->_set_platform();

	

		foreach (array('_set_browser', '_set_robot', '_set_mobile', '_set_languages', '_set_charsets') as $function)

		{

			if ($this->$function() === TRUE)

			{

				//break;

			}

		}	

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Set the Platform

	 *

	 * @access	private

	 * @return	mixed

	 */		

	function _set_platform()

	{

		if (is_array($this->platforms) AND count($this->platforms) > 0)

		{

			foreach ($this->platforms as $key => $val)

			{

				if (preg_match("|".preg_quote($key)."|i", $this->agent))

				{

					$this->platform = $val;

					return TRUE;

				}

			}

		}

		$this->platform = 'Unknown Platform';

	}



	// --------------------------------------------------------------------

	

	/**

	 * Set the Browser

	 *

	 * @access	private

	 * @return	bool

	 */		

	function _set_browser()

	{

		if (is_array($this->browsers) AND count($this->browsers) > 0)

		{

			foreach ($this->browsers as $key => $val)

			{		

				if (preg_match("|".preg_quote($key).".*?([0-9\.]+)|i", $this->agent, $match))

				{

					$this->is_browser = TRUE;

					$this->version = $match[1];

					$this->browser = $val;

					$this->_set_mobile();

					return TRUE;

				}

			}

		}

		return FALSE;

	}

			

	// --------------------------------------------------------------------

	

	/**

	 * Set the Robot

	 *

	 * @access	private

	 * @return	bool

	 */		

	function _set_robot()

	{

		if (is_array($this->robots) AND count($this->robots) > 0)

		{		

			foreach ($this->robots as $key => $val)

			{

				if (preg_match("|".preg_quote($key)."|i", $this->agent))

				{

					$this->is_robot = TRUE;

					$this->robot = $val;

					return TRUE;

				}

			}

		}

		return FALSE;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Set the Mobile Device

	 *

	 * @access	private

	 * @return	bool

	 */		

	function _set_mobile()

	{

		if (is_array($this->mobiles) AND count($this->mobiles) > 0)

		{		

			foreach ($this->mobiles as $key => $val)

			{

				if ((strpos(strtolower($this->agent), $key)) !== FALSE)

				{

					$this->is_mobile = TRUE;

					$this->mobile = $val;

					return TRUE;

				}

			}

		}	

		return FALSE;

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Set the accepted languages

	 *

	 * @access	private

	 * @return	void

	 */			

	function _set_languages()

	{

		if ((count($this->languages) == 0) AND isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) AND $_SERVER['HTTP_ACCEPT_LANGUAGE'] != '')

		{

			$languages = preg_replace('/(;q=.+)/i', '', trim($_SERVER['HTTP_ACCEPT_LANGUAGE']));			

			$this->languages = explode(',', $languages);

		}

		

		if (count($this->languages) == 0)

		{

			$this->languages = array('Undefined');

		}	

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Set the accepted character sets

	 *

	 * @access	private

	 * @return	void

	 */			

	function _set_charsets()

	{	

		if ((count($this->charsets) == 0) AND isset($_SERVER['HTTP_ACCEPT_CHARSET']) AND $_SERVER['HTTP_ACCEPT_CHARSET'] != '')

		{

			$charsets = preg_replace('/(;q=.+)/i', '', trim($_SERVER['HTTP_ACCEPT_CHARSET']));

			

			$this->charsets = explode(',', $charsets);

		}

		

		if (count($this->charsets) == 0)

		{

			$this->charsets = array('Undefined');

		}	

	}



	// --------------------------------------------------------------------

	

	/**

	 * Is Browser

	 *

	 * @access	public

	 * @return	bool

	 */		

	function is_browser()

	{

		return $this->is_browser;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Is Robot

	 *

	 * @access	public

	 * @return	bool

	 */		

	function is_robot()

	{

		return $this->is_robot;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Is Mobile

	 *

	 * @access	public

	 * @return	bool

	 */		

	function is_mobile()

	{

		return $this->is_mobile;

	}	



	// --------------------------------------------------------------------

	

	/**

	 * Is this a referral from another site?

	 *

	 * @access	public

	 * @return	bool

	 */			

	function is_referral()

	{

		return ( ! isset($_SERVER['HTTP_REFERER']) OR $_SERVER['HTTP_REFERER'] == '') ? FALSE : TRUE;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Agent String

	 *

	 * @access	public

	 * @return	string

	 */			

	function agent_string()

	{

		return $this->agent;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Get Platform

	 *

	 * @access	public

	 * @return	string

	 */			

	function platform()

	{

		return $this->platform;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Get Browser Name

	 *

	 * @access	public

	 * @return	string

	 */			

	function browser()

	{

		return $this->browser;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Get the Browser Version

	 *

	 * @access	public

	 * @return	string

	 */			

	function version()

	{

		return $this->version;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Get The Robot Name

	 *

	 * @access	public

	 * @return	string

	 */				

	function robot()

	{

		return $this->robot;

	}

	// --------------------------------------------------------------------

	

	/**

	 * Get the Mobile Device

	 *

	 * @access	public

	 * @return	string

	 */			

	function mobile()

	{

		return $this->mobile;

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Get the referrer

	 *

	 * @access	public

	 * @return	bool

	 */			

	function referrer()

	{

		return ( ! isset($_SERVER['HTTP_REFERER']) OR $_SERVER['HTTP_REFERER'] == '') ? '' : trim($_SERVER['HTTP_REFERER']);

	}



	// --------------------------------------------------------------------

	

	/**

	 * Get the accepted languages

	 *

	 * @access	public

	 * @return	array

	 */			

	function languages()

	{

		if (count($this->languages) == 0)

		{

			$this->_set_languages();

		}

	

		return $this->languages;

	}



	// --------------------------------------------------------------------

	

	/**

	 * Get the accepted Character Sets

	 *

	 * @access	public

	 * @return	array

	 */			

	function charsets()

	{

		if (count($this->charsets) == 0)

		{

			$this->_set_charsets();

		}

	

		return $this->charsets;

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Test for a particular language

	 *

	 * @access	public

	 * @return	bool

	 */			

	function accept_lang($lang = 'en')

	{

		return (in_array(strtolower($lang), $this->languages(), TRUE)) ? TRUE : FALSE;

	}

	

	// --------------------------------------------------------------------

	

	/**

	 * Test for a particular character set

	 *

	 * @access	public

	 * @return	bool

	 */			

	function accept_charset($charset = 'utf-8')

	{

		return (in_array(strtolower($charset), $this->charsets(), TRUE)) ? TRUE : FALSE;

	}

	

	

}

?>