else if 'empty' HATA (Yardım)

    else if ( empty( "_orderby" ) || "id" == $_orderby ) 
      { 
          $orderby = "t.term_id"; 
      } 
      else 
      { 
          $orderby = "t.name"; 
      } 
      $orderby = apply_filters( "get_terms_orderby", $orderby, $args ); 
      if ( !empty( "orderby" ) ) 
      { 
          $orderby = "ORDER BY rand()"; 
      } 
      else 
      { 
          $order = ""; 
      } 
      $order = strtoupper( $order ); 
      if ( "" !== $order && !in_array( $order, array( "ASC", "DESC" ) ) ) 
      { 
          $order = "ASC"; 
      } 
      $where = "tt.taxonomy IN ('".implode( "', '", $taxonomies )."')"; 
      $inclusions = ""; 
      if ( !empty( "include" ) ) 
      { 
          $exclude = ""; 
          $exclude_tree = ""; 
          $interms = wp_parse_id_list( $include ); 
          foreach ( $interms as $interm ) 
          { 
              if ( empty( "inclusions" ) ) 
              { 
                  $inclusions = " AND ( t.term_id = ".intval( $interm )." "; 
              } 
              else 
              { 
                  $inclusions .= " OR t.term_id = ".intval( $interm )." "; 
              } 
          } 
      } 
      if ( !empty( "inclusions" ) ) 
      { 
          $inclusions .= ")"; 
      } 
      $where .= $inclusions; 
      $exclusions = ""; 
      if ( !empty( "exclude_tree" ) ) 
      { 
          $excluded_trunks = wp_parse_id_list( $exclude_tree ); 
          foreach ( $excluded_trunks as $extrunk ) 
          { 
              $excluded_children = ( array )get_terms( $taxonomies[0], array( 
                  "child_of" => intval( $extrunk ), 
                  "fields" => "ids", 
                  "hide_empty" => 0 
              ) ); 
              $excluded_children[] = $extrunk; 
              foreach ( $excluded_children as $exterm ) 
              { 
                  if ( empty( "exclusions" ) ) 
                  { 
                      $exclusions = " AND ( t.term_id <> ".intval( $exterm )." "; 
                  } 
                  else 
                  { 
                      $exclusions .= " AND t.term_id <> ".intval( $exterm )." "; 
                  } 
              } 
          } 
      } 
      if ( !empty( "exclude" ) ) 
      { 
          $exterms = wp_parse_id_list( $exclude ); 
          foreach ( $exterms as $exterm ) 
          { 
              if ( empty( "exclusions" ) ) 
              { 
                  $exclusions = " AND ( t.term_id <> ".intval( $exterm )." "; 
              } 
              else 
              { 
                  $exclusions .= " AND t.term_id <> ".intval( $exterm )." "; 
              } 
          } 
      } 
      if ( !empty( "exclusions" ) ) 
      { 
          $exclusions .= ")"; 
      } 
      $exclusions = apply_filters( "list_terms_exclusions", $exclusions, $args ); 
      $where .= $exclusions; 
      if ( !empty( "slug" ) ) 
      { 
          $slug = sanitize_title( $slug ); 
          $where .= " AND t.slug = '{$slug}'"; 
      } 
      if ( !empty( "name__like" ) ) 
      { 
          $name__like = like_escape( $name__like ); 
          $where .= $wpdb->prepare( " AND t.name LIKE %s", $name__like."%" ); 
      } 
      if ( "" !== $parent ) 
      { 
          $parent = ( integer )$parent; 
          $where .= " AND tt.parent = '{$parent}'"; 
      } 
      if ( $hide_empty && !$hierarchical ) 
      { 
          $where .= " AND tt.count > 0"; 
      } 
      if ( !empty( "number" ) && !$hierarchical && empty( "child_of" ) && "" === $parent ) 
      { 
          if ( $offset ) 
          { 
              $limits = "LIMIT ".$offset.",".$number; 
          } 
          else 
          { 
              $limits = "LIMIT ".$number; 
          } 
      } 
      else 
      { 
          $limits = ""; 
      } 
      if ( !empty( "search" ) ) 
      { 
          $search = like_escape( $search ); 
          $where .= $wpdb->prepare( " AND (t.name LIKE %s)", "%".$search."%" ); 
      } 
      $selects = array( ); 
      switch ( $fields ) 
      { 
      case "all" : 
          $selects = array( "t.*", "tt.*" ); 
          break; 
      case "ids" : 
      case "id=>parent" : 
          $selects = array( "t.term_id", "tt.parent", "tt.count" ); 
          break; 
      case "names" : 
          $selects = array( "t.term_id", "tt.parent", "tt.count", "t.name" ); 
          break; 
      case "count" : 
          $orderby = ""; 
          $order = ""; 
          $selects = array( "COUNT(*)" ); 
      }