Rate to fa-stars

rate_stars.php

<?php
/**
	 * Convert rate (ie. 3.5/5) into fontAwesome stars
	 *
	 * @param int $rate
	 * @return string
	 */
	function getStars($rate){
		$max_rate = (int) 5 ;
		$output = '<div class="widget-rating-stars">';
		
	    for ($i=1; $i<=$max_rate; $i++) {
	    	if ($i<=$rate)
          $output .= '<i class="fa fa-star" aria-hidden="true"></i>';
	    
	    	if (is_float($rate))
	    	{
	    		if( $i <= ceil($rate) && $i > floor($rate))
	    		{
	    			$output .= '<i class="fa fa-star-half-o" aria-hidden="true"></i>';
	    		}
	    	}
	    	if ($i > ceil($rate))
          $output .= '<i class="fa fa-star-o" aria-hidden="true"></i>';
	    }
	    $output .='</div>';
	    
	    return $output;
	}