<?php
   /*
   Plugin Name: AB Post View Counter
   Plugin URI: http://aleksandar.bjelosevic.info/abpvc
   Description: A plugin that records post views 
   Version: 1.0
   Author: Aleksandar Bjelosevic
   Author URI: http://aleksandar.bjelosevic.info
   License: GPL2
   */

function ab_postview_counter($content)
{
 if(is_single()) {
  global $post;
   $current_views = get_post_meta($post->ID, "ab_postview_views", true);
   if(!isset($current_views) OR empty($current_views) OR !is_numeric($current_views) ) {
      $current_views = 0;
      $content .= "Broj čitanja: ".$current_views;
   }
   else
   {
   $content .= "Broj čitanja: ".$current_views;
   }

return $content;

 }
}

function abpost_add_view() {
      global $post;
      $current_views = get_post_meta($post->ID, "ab_postview_views", true);
      if(!isset($current_views) OR empty($current_views) OR !is_numeric($current_views) ) {
         $current_views = 0;
      }
      $new_views = $current_views + 1;
      update_post_meta($post->ID, "ab_postview_views", $new_views);
      return $new_views;

}
add_action("wp_head", "abpost_add_view");
add_filter( "the_content", "ab_postview_counter" );


?>