PHP Parse Title Description Keywords From A Website

<?php
function getUrlData($url)
{
	$result = false;
	$contents = getUrlContents($url);
 
	if (isset($contents) && is_string($contents))
	{
		$title = null;
		$metaTags = null;
 
		preg_match('/<title>([^>]*)<\/title>/si', $contents, $match );
 
		if (isset($match) && is_array($match) && count($match) > 0)
		{
			$title = strip_tags($match[1]);
		}
 
		preg_match_all('/<[\s]*meta[\s]*name="?' . '([^>"]*)"?[\s]*' .'[lang="]*[^>"]*["]*'.'[\s]*content="?([^>"]*)"?[\s]*[\/]?[\s]*>/si', $contents, $match);
		if (isset($match) && is_array($match) && count($match) == 3)
		{
			$originals = $match[0];
			$names = $match[1];
			$values = $match[2];
 
			if (count($originals) == count($names) && count($names) == count($values))
			{
				$metaTags = array();
 
				for ($i=0, $limiti=count($names); $i < $limiti; $i++)
				{
					$metaname=strtolower($names[$i]);
					$metaname=str_replace("'",'',$metaname);
					$metaname=str_replace("/",'',$metaname);
					$metaTags[$metaname] = array (
					'html' => htmlentities($originals[$i]),
					'value' => $values[$i]
					);
				}
			}
		}
		if(sizeof($metaTags)==0) {
			preg_match_all('/<[\s]*meta[\s]*content="?' . '([^>"]*)"?[\s]*' .'[lang="]*[^>"]*["]*'.'[\s]*name="?([^>"]*)"?[\s]*[\/]?[\s]*>/si', $contents, $match);
 
			if (isset($match) && is_array($match) && count($match) == 3)
			{
				$originals = $match[0];
				$names = $match[2];
				$values = $match[1];
 
				if (count($originals) == count($names) && count($names) == count($values))
				{
					$metaTags = array();
 
					for ($i=0, $limiti=count($names); $i < $limiti; $i++)
					{
						$metaname=strtolower($names[$i]);
						$metaname=str_replace("'",'',$metaname);
						$metaname=str_replace("/",'',$metaname);
						$metaTags[$metaname] = array (
							'html' => htmlentities($originals[$i]),
							'value' => $values[$i]
						);
					}
				}
			}
		}
 
		$result = array (
			'title' => $title,
			'metaTags' => $metaTags
		);
	}
 
	return $result;
}
 
function getUrlContents($url, $maximumRedirections = null, $currentRedirection = 0)
{
	$result = false;
	$contents = file_get_contents($url);
 
	if (isset($contents) && is_string($contents))
	{
		preg_match_all('/<[\s]*meta[\s]*http-equiv="?REFRESH"?' . '[\s]*content="?[0-9]*;[\s]*URL[\s]*=[\s]*([^>"]*)"?' . '[\s]*[\/]?[\s]*>/si', $contents, $match);
 
		if (isset($match) && is_array($match) && count($match) == 2 && count($match[1]) == 1)
		{
			if (!isset($maximumRedirections) || $currentRedirection < $maximumRedirections)
			{
				return getUrlContents($match[1][0], $maximumRedirections, ++$currentRedirection);
			}
 
			$result = false;
		}
		else
		{
			$result = $contents;
		}
	}
 
	return $contents;
}
?>

<?php
 
	$result = getUrlData("http://4rapiddev.com/php/php-parse-title-description-keywords-from-a-website/");
 
	if($result['title']=="") {
		$title="No Data Available";
	} else {
		$title=$result['title'];
	}
	if($result['metaTags']['description']['value']=="") {
		$description="No Data Available";
	} else {
		$description=$result['metaTags']['description']['value'];
	}
	if($result['metaTags']['keywords']['value']=="") {
		$keywords="No Data Available";
	} else {
		$keywords=$result['metaTags']['keywords']['value'];
	}
 
	echo "title: " . $title . "<br>";
	echo "description: " . $description . "<br>";
	echo "keywords: " . $keywords . "<br>";
?>

Title: PHP Parse Title Description Keywords From A Website | 4 Rapid Development
Description: I'm working on a Website Directory project which need to get and display Title, Description and Keywords of any website and some information regarding Geographical Location such as: Hostname, Country, Region, City, Postal Code, Latitude, Longitude, ISP, Organization via the website IP Address.
Keywords: file_get_contents,preg_match,preg_match_all,php