WP_Media_List_Table::column_parent( WP_Post $post )

	public function column_parent( $post ) {
		$user_can_edit = current_user_can( 'edit_post', $post->ID );

		if ( $post->post_parent > 0 ) {
			$parent = get_post( $post->post_parent );
		} else {
			$parent = false;
		}

		if ( $parent ) {
			$title = _draft_or_post_title( $post->post_parent );
			$parent_type = get_post_type_object( $parent->post_type );

			if ( $parent_type && $parent_type->show_ui && current_user_can( 'edit_post', $post->post_parent ) ) {
?>
				<strong><a href="<?php echo get_edit_post_link( $post->post_parent ); ?>">
					<?php echo $title ?></a></strong><?php
			} elseif ( $parent_type && current_user_can( 'read_post', $post->post_parent ) ) {
?>
				<strong><?php echo $title ?></strong><?php
			} else {
				_e( '(Private post)' );
			}

			if ( $user_can_edit ):
				$detach_url = add_query_arg( array(
					'parent_post_id' => $post->post_parent,
					'media[]' => $post->ID,
					'_wpnonce' => wp_create_nonce( 'bulk-' . $this->_args['plural'] )
				), 'upload.php' );
				printf(
					'<br /><a href="%s" class="hide-if-no-js detach-from-parent" aria-label="%s">%s</a>',
					$detach_url,
					/* translators: %s: title of the post the attachment is attached to */
					esc_attr( sprintf( __( 'Detach from &#8220;%s&#8221;' ), $title ) ),
					__( 'Detach' )
				);
			endif;
		} else {
			_e( '(Unattached)' ); ?>
			<?php if ( $user_can_edit ) {
				$title = _draft_or_post_title( $post->post_parent );
				printf(
					'<br /><a href="#the-list" onclick="findPosts.open( \'media[]\', \'%s\' ); return false;" class="hide-if-no-js aria-button-if-js" aria-label="%s">%s</a>',
					$post->ID,
					/* translators: %s: attachment title */
					esc_attr( sprintf( __( 'Attach &#8220;%s&#8221; to existing content' ), $title ) ),
					__( 'Attach' )
				);
			}
		}
	}