Fetch/Scrape Facebook Page posts contents without using Facebook API

fbpostscrape.php

<?php

/*  Facebook Page Posts Scrapper API created by Afif Zafri.
    Fetch/Scrape posts contents of a page without using Facebook API
    Usage: http://site.com/api.php?username=CODE , where CODE is the page username
*/

if(isset($_GET['username']))
{

	$username = $_GET['username'];
	$url = "https://www.facebook.com/".$username;

	// header option for file_get_contents
	// need to set user agent, because facebook will check user agent
	$options = array(
	  'http'=>array(
	    'method'=>"GET",
	    'header'=>"Accept-language: en\r\n" .
	              "Cookie: foo=bar\r\n" .  // check function.stream-context-create on php.net
	              "User-Agent: Mozilla/5.0 (iPad; U; CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B334b Safari/531.21.102011-10-16 20:23:10\r\n" // i.e. An iPad 
	  )
	);

	// fetch webpage content
	$context = stream_context_create($options);
	$result = file_get_contents($url, false, $context);

	// Use regex to parse the html content, to only what we want
	// get title
	$paterntitle = '#<title id="pageTitle">([\w\W]*?)</title>#';
	preg_match_all($paterntitle, $result, $titleout);
	$title = str_replace(" | Facebook","",$titleout[0]);
	
	// get post
	$patern = '#<div class="_5pbx userContent"([\w\W]*?)</div>#';
	preg_match_all($patern, $result, $out);

	echo "<h2>Page Title: ".strip_tags($title[0])."</h2>";
	echo "<h2>Page Link: ".$url."</h2>";
	echo "<h2>Number of posts: ". count($out[0])."</h2>";
	echo "<h2>Output:</h2>";

	echo "
	<table border='1' style='border-collapse: collapse;'>
	<tr>
		<th>No #</th>
		<th>Posts</th>
	</tr>
	";

	for($i=0;$i<count($out[0]);$i++)
	{
		$post = strip_tags($out[0][$i]);

		echo "
		<tr>
			<td>".($i+1)."</td>
			<td>
				".$post."				
			</td>
		</tr>
		";
	}

	echo "</table>";

}

?>

fbpostscrape_v2_embdedpost.php

<?php

/*  Facebook Page Posts Scrapper API created by Afif Zafri.
    Fetch/Scrape posts contents of a page without using Facebook API
    This version will fetch the posts IDs, and use Facebook Embded code
    Usage: http://site.com/api.php?username=CODE , where CODE is the page username
*/

if(isset($_GET['username']))
{

	$username = $_GET['username'];
	$url = "https://www.facebook.com/".$username;

	// header option for file_get_contents
	// need to set user agent, because facebook will check user agent
	$options = array(
	  'http'=>array(
	    'method'=>"GET",
	    'header'=>"Accept-language: en\r\n" .
	              "Cookie: foo=bar\r\n" .  // check function.stream-context-create on php.net
	              "User-Agent: Mozilla/5.0 (iPad; U; CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B334b Safari/531.21.102011-10-16 20:23:10\r\n" // i.e. An iPad 
	  )
	);

	// fetch webpage content
	$context = stream_context_create($options);
	$result = file_get_contents($url, false, $context);

	// Use regex to parse the html content, to only what we want
	// get title
	$paterntitle = '#<title id="pageTitle">([\w\W]*?)</title>#';
	preg_match_all($paterntitle, $result, $titleout);
	$title = str_replace(" | Facebook","",$titleout[0]);
	
	// get fb script code
	$patern = '#<script([\w\W]*?)</script>#';
	preg_match_all($patern, $result, $out);
	
	// get posts id only
	$paternid = '#"post_fbid":([\w\W]*?)}#';
	preg_match_all($paternid, $out[0][5], $ids);

	$limit = ceil(count($ids[0]) / 2);

	echo "<h2>Page Title: ".strip_tags($title[0])."</h2>";
	echo "<h2>Page Link: ".$url."</h2>";
	echo "<h2>Number of posts: ". $limit."</h2>";
	echo "<h2>Output:</h2>";
	
	for($i=0;$i<$limit;$i++)
	{
		preg_match_all('/\d+/', $ids[0][$i], $numonly);
		$postid = $numonly[0][0];
		//echo $postid. "<br>";

		$embdedlink = "https://www.facebook.com/plugins/post.php?href=https%3A%2F%2Fwww.facebook.com%2F".$username."%2Fposts%2F".$postid."&width=500";

		echo "
			<iframe src='".$embdedlink."' width='500' height='224' style='border:none;overflow:hidden' scrolling='no' frameborder='0' allowTransparency='true'></iframe>
		";
	}

	
}

?>