From 4a21135545187bd1a383a1cb818c9e7146826059 Mon Sep 17 00:00:00 2001
From: Robert Sesek <rsesek@bluestatic.org>
Date: Wed, 16 Aug 2006 03:54:26 +0000
Subject: [PATCH] Adding the singleton portion of the functions class

---
 Functions2.php | 130 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)

diff --git a/Functions2.php b/Functions2.php
index 9130ca5..259f256 100644
--- a/Functions2.php
+++ b/Functions2.php
@@ -39,6 +39,136 @@
 */
 class BSFunctions
 {
+	/**
+	* Singleton instance
+	* @var	object
+	*/
+	private static $instance;
+	
+	/**
+	* Cookie path
+	* @var	string
+	*/
+	private $cookiePath = '/';
+	
+	/**
+	* Cookie domain setting
+	* @var	string
+	*/
+	private $cookieDomain = '';
+	
+	/**
+	* Cookie expiration time
+	* @var	integer
+	*/
+	private $cookieTimeout = 900;
+	
+	/**
+	* Current swapped CSS class
+	* @var	string
+	*/
+	public static $cssClass = '';
+	
+	// ###################################################################
+	/**
+	* Constructor
+	*/
+	private function __construct() {}
+	
+	// ###################################################################
+	/**
+	* Returns the shared instance for singleton
+	*
+	* @return	object	Shared instance
+	*/
+	private function SharedInstance()
+	{
+		if (!self::$instance)
+		{
+			self::$instance = new BSFunctions;
+		}		
+		return self::$instance;
+	}
+	
+	// ###################################################################
+	/**
+	* Sets the cookie path
+	*
+	* @param	string	New path
+	*/
+	public static function SetCookiePath($path)
+	{
+		self::SharedInstance()->cookiePath = $path;
+	}
+	
+	// ###################################################################
+	/**
+	* Sets the cookie domain setting
+	*
+	* @param	string	Cookie domain
+	*/
+	public static function SetCookieDomain($domain)
+	{
+		self::SharedInstance()->cookieDomain = $domain;
+	}
+	
+	// ###################################################################
+	/**
+	* Sets the cookie timeout
+	*
+	* @param	integer	Cookie timeout
+	*/
+	public static function SetCookieTimeout($timeout)
+	{
+		self::SharedInstance()->cookieTimeout = intval($timeout);
+	}
+	
+	// ###################################################################
+	/**
+	* Sets a cookie in the user's computer/browing session
+	*
+	* @param	string	Name of the cookie
+	* @param	string	Value of the cookie, FALSE to clear
+	* @param	bool	Is the cookie permanent?
+	*/
+	public static function Cookie($name, $value, $sticky = true)
+	{
+		// expire the cookie
+		if ($value === false)
+		{
+			setcookie($name, $value, time() - (2 * self::SharedInstance()->cookieTimeout), self::SharedInstance()->cookiePath, self::SharedInstance()->cookieDomain);
+		}
+		// set the cookie
+		else
+		{
+			if ($sticky)
+			{
+				$expire = time() + 60 * 60 * 24 * 365;
+			}
+			else
+			{
+				$expire = time() + self::SharedInstance()->cookieTimeout;
+			}
+			
+			setcookie($name, $value, $expire, self::SharedInstance()->cookiePath, self::SharedInstance()->cookieDomain);
+		}
+	}
+	
+	// ###################################################################
+	/**
+	* Alternate between two CSS classes
+	*
+	* @param	string	First CSS class name
+	* @param	string	Second CSS class name
+	*/
+	public function SwapCssClasses($class1 = 'alt1', $class2 = 'alt2')
+	{
+		static $count;
+		
+		self::SharedInstance()->cssClass = ($count % 2) ? $class1 : $class2;
+		$count++;
+	}
+	
 	// ###################################################################
 	/**
 	* Returns the 'source path' version of a file path. It adds a
-- 
2.22.5