@charset "UTF-8";

/*!
Theme Name: Simplicity2 child
Template:   simplicity2
Version:    20161002
*/

/* Simplicity子テーマ用のスタイルを書く */

// 最終更新日を表示させてソートもさせる -------------------------------------------------------

add_filter( 'manage_edit-post_columns', 'aco_last_modified_admin_column' );
 
// Create the last modified column
function aco_last_modified_admin_column( $columns ) {
  $columns['modified-last'] =__( '最終更新日', 'aco' );
  return $columns;
}
 
add_filter( 'manage_edit-post_sortable_columns', 'aco_sortable_last_modified_column' );
 
// Allow that content to be sortable by modified time information
function aco_sortable_last_modified_column( $columns ) {
  $columns['modified-last'] = 'modified';
  return $columns;
}
 
add_action( 'manage_posts_custom_column', 'aco_last_modified_admin_column_content', 10, 2 );
 
// Format the output
function aco_last_modified_admin_column_content( $column_name, $post_id ) {
 
  // Do not continue if this is not the modified column
  if ( 'modified-last' != $column_name )
    return;
 
  $modified_date   = the_modified_date( 'Y年Md日Ag時i分' );
  $modified_author = get_the_modified_author();
 
  echo $modified_date;
  echo '<br>';
  echo '<strong>' . $modified_author . '</strong>';
 
}