Get Favicon V2

get_favicon_v2.php

<?php 
echo "<h2>Get Favicons URLs</h2>";

//$url = "https://mrmondialisation.org";
//$url = "http://stackoverflow.com/";
//$url = "http://changera.blogspot.ca/";
//$url = "http://veteranstoday.com";
$url = "http://www.2012un-nouveau-paradigme.com/";
//$url = "http://www.stopmensonges.com/";
//$url = "http://reseauinternational.net";
//$url = "http://revision3.com/diggnation/"; // should be http://revision3.com

$favicon = iconprovider($url);
echo $favicon;
echo "<br>";
$rss_icon = "https://s14.postimg.org/5ig97nc69/feed_icon.png";
echo '<img src="' . $favicon . '" onerror="this.src=\''.$rss_icon.'\';">';

function iconprovider($url) { 
	
    $urlData = parse_url($url);
	$url = $urlData[ "scheme" ] . "://" . $urlData[ "host" ];
    //$html = file_get_contents($url);
    $html = getContent($url);
    $link = parseFavicon($html);
    
    $path = $link;
    if ((substr($link, 0, 7) == 'http://') || (substr($link, 0, 8) == 'https://')) {
        // the current link is an "absolute" URL - parse it to get just the path
        $parsed = parse_url($link);
        $path = $parsed['path'];
    }
    
    if(substr($url, -1) == '/') {
        $url = substr($url, 0, -1);
    }
    
    $re = '#^(?:https?:)?//(?:[a-z0-9-]+\.)*((?:[a-z0-9-]+\.)[a-z]+)#i';
    
    if (preg_match($re, $path)){
        
        echo "Match full URL: ".$path ;
        $url = "";
        
    }else{
        echo "do not Match full URL: ".$path ;
        
    }
    
    echo "<br>";

    $favicon = $url . $path;

    return $favicon;
			
}

function getContent($url) { // Find RSS feed in a web page url - a litle bit slower

    $ch = curl_init($url);
    curl_setopt($ch, CURLOPT_HEADER, 0);
    curl_setopt($ch, CURLOPT_VERBOSE, 0);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible;)");
    curl_setopt($ch, CURLOPT_TIMEOUT,1000);
    curl_setopt($ch, CURLOPT_URL, urldecode($url));
    $content = curl_exec($ch);
  
    if( ($content = curl_exec($ch) ) === false)
    {
        $content = file_get_contents($url);
        return $content ;
    }
    else
    {
        return $content ;
    }
  
			
}

function parseFavicon($html) {
	// Get the 'href' attribute value in a <link rel="icon" ... />
	// Also works for IE style: <link rel="shortcut icon" href="http://www.example.com/myicon.ico" />
	// And for iOS style: <link rel="apple-touch-icon" href="somepath/image.ico">
	$matches = array();
	// Search for <link rel="icon" type="image/png" href="http://example.com/icon.png" />
	preg_match('/<link.*?rel=("|\').*icon("|\').*?href=("|\')(.*?)("|\')/i', $html, $matches);
	if (count($matches) > 4) {
		return trim($matches[4]);
	}
	// Order of attributes could be swapped around: <link type="image/png" href="http://example.com/icon.png" rel="icon" />
	preg_match('/<link.*?href=("|\')(.*?)("|\').*?rel=("|\').*icon("|\')*?/i', $html, $matches);
	if (count($matches) > 2) {
		return trim($matches[2]);
	}	
	// No match
	return null;
}

function fixpath($p) {
    $p=str_replace('\\','/',trim($p));
    return (substr($p,-1)!='/') ? $p.='/' : $p;
}

?>

Test online: https://goo.gl/5no5Wc