/**
  * The content after it is finished processing
  *
  * @since 1.0
  * @param String $content
  * @return String content single, pages, home
  */
 public function content($content)
 {
     if ($this->_is_single() || $this->_is_page() || $this->_is_home()) {
         $buttons = Shares_View::buttons_share();
         $new_content = '';
         switch ($this->_check_position()) {
             case 'full':
                 $new_content .= $buttons;
                 $new_content .= $content;
                 $new_content .= $buttons;
                 $content = $new_content;
                 break;
             case 'before':
                 $new_content .= $buttons;
                 $new_content .= $content;
                 $content = $new_content;
                 break;
             case 'after':
                 $new_content .= $content;
                 $new_content .= $buttons;
                 $content = $new_content;
                 break;
         }
         return $content;
     }
     return $content;
 }
 /**
  * Add buttons on footer case selected layout fixed
  *
  * @since 1.0
  * @param Null
  * @return void
  */
 public function footer()
 {
     if (!$this->_fixed) {
         return;
     }
     echo apply_filters($this->_filter, Shares_View::buttons_share());
 }