Wordpress post view counts

post-view-counts.php

<?php
function get_post_views( $postID ){
	$count_key = "post_views";
	$count = get_post_meta ($postID, $count_key, true );
	if( $count=="" ){
		delete_post_meta( $postID, $count_key );
		add_post_meta( $postID, $count_key, "0" );
		return "0 View";
	}
	return $count." Visualizações";
}

function set_post_views( $postID ) {
	$count_key = "post_views";
	$count = get_post_meta( $postID, $count_key, true );
	if( $count=="" ){
		$count = 0;
		delete_post_meta( $postID, $count_key );
		add_post_meta( $postID, $count_key, "0" );
	} else {
		$count++;
		update_post_meta( $postID, $count_key, $count );
	}
}

remove_action( "wp_head", "adjacent_posts_rel_link_wp_head", 10, 0);
?>