Find links for all active NFL player profiles on nfl.com

nfl_players.php

<?php

$results = array();
$r_players = '/\/players\/(.+?)\/profile\?id\=[A-Z0-9]+/';

for($i='a';$i!='c';$i++){
	$base = 'http://www.nfl.com/players/search?category=lastName&filter='.$i.'&playerType=current';
	$url = $base;
	$d = 2;
	$page_check = 1;
	while($page_check){
		$data = file_get_contents(html_entity_decode($url));
		
		preg_match_all($r_players,$data,$players);
		if(empty($players[0])) 
			$page_check = false;
		if(!$page_check)
			break;
		foreach($players[0] as $player)
			$results[] = $player;
			
		$url = $base.'&d-447263-p='.$d;
		$d++;
	}
}

foreach($results as $result)
	echo "http://www.nfl.com$result\n";
?>