FUNCTION LINK

<?php
/********************************/
/*	AstroProduction		*/
/*	Version 1.1		*/
/*	All Right Reserved	*/
/*		2009		*/
/********************************/

//Get the url
$url = $_SERVER['REQUEST_URI'];

/**
*@param function:links function that create a link
*
*@param string:$name content of the link for images just give the path of the image
*@param string:$link link path
*@optional param string or array:$attrLink give the attributes parameters class,id,alt,title...
*@optional param string or array:$attrImg give the attributes parameter for an image border,onmuseover...
*two possibilities for attributes string "class='linked'" or array "class" => "imaged"
*@optional param boolean:$menuLink check the link name with the url if true unlink the link
*/
function links($name,$link,$attrLink = null, $attrImg = null,$menuLink = null)
{
	global $url;
	if($name && !is_string($name))
	{
		throw new Exception("You need a first string parameter");
		return;
	}
	if($link && !is_string($link))
	{
		throw new Exception("You need a second string parameter");
		return;
	}
	if(preg_match("#[a-zA-Z1-9./]+[/]{1}[a-zA-Z1-9./]*\?[a-zA-Z1-9_-]+=(http|ftp|www)#i",$url))
	{
		throw new Exception("try to enter a wrong parameter in the url");
		return;
	}
	if(preg_match("#[a-zA-Z1-9./]+[/]{1}[a-zA-Z1-9./]*\?[a-zA-Z1-9_:\\/-]*=[a-zA-Z1-9_.:\\/-]*(&[a-zA-Z1-9_.:\\/-]*=[a-zA-Z1-9_.:\\/-]*)*(&[a-zA-Z1-9_.:\\/-]*=(http|ftp|www)+)+#i",$url))
	{
		throw new Exception("try to enter a wrong parameter in the url");
		return;
	}
	if($menuLink)
	{
		if(preg_match("#[a-zA-Z1-9/]+[/]{1}index.(php|asp(x)?|html)[/]?#i",$link))
		{
			$search = "([a-zA-Z1-9/]+[/]{1}index.(php|asp(x)?|html)|[a-zA-Z1-9]+[/]{1}$)";
			if(!preg_match("#".$search."#i",$url))
			{
				$Link = "<a href='".$link."'";
				if($attrLink)
				{
					$Link .= " ";
					if(is_array($attrLink))
					{
						foreach($attrLink as $linkKey => $linkValue)
						{
							$Link .= $linkKey."='".$linkValue."' ";
						}
						$Link .= ">";
					}
					else
						$Link .= $attrLink.">";
				}
				else
					$Link .= ">";
			}
		}
		else
		{
			if(!preg_match("#".$link."#i",$url))
			{
				$Link = "<a href='".$link."'";
				if($attrLink)
				{
					$Link .= " ";
					if(is_array($attrLink))
					{
						foreach($attrLink as $linkKey => $linkValue)
						{
							$Link .= $linkKey."='".$linkValue."' ";
						}
						$Link .= ">";
					}
					else
						$Link .= $attrLink.">";
				}
				else
					$Link .= ">";
			}
		}
	}
	else
	{
		$Link = "<a href='".$link."'";
		if($attrLink)
		{
			$Link .= " ";
			if(is_array($attrLink))
			{
				foreach($attrLink as $linkKey => $linkValue)
				{
					$Link .= $linkKey."='".$linkValue."' ";
				}
				$Link .= ">";
			}
			else
				$Link .= $attrLink.">";
		}
		else
			$Link .= ">";
	}
	if(preg_match("#\.(jpg|gif|png|bmp)$#i",$name))
	{
		$Link .= "<img src='".$name."'";
		if($attrImg)
		{
			$Link .= " ";
			if(is_array($attrImg))
			{
				foreach($attrImg as $imgKey => $imgValue)
				{
					$Link .= $imgKey."='".$imgValue."' ";
				}
			}
			else
				$Link .= $attrImg;
		}
		$Link .= " />";
	}
	else
		$Link .= $name;
	if($menuLink)
	{
		if(preg_match("#[a-zA-Z1-9/]+[/]{1}index.(php|asp(x)?|html)[/]?#i",$url))
		{
			$search = "#[a-zA-Z1-9]+[/]{1}|[a-zA-Z1-9/]+[/]{1}index.(php|asp(x)?|html)[/]?#i";
			if(preg_match($search,$url))
				$Link .= "";
			else
				$Link .= "</a>";
		}
		else
			$Link .= (preg_match("#".$link."#i",$url)) ? "" : "</a>";
	}
	else
		$Link .= "</a>";
	return $Link;
}
?>