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编辑当前文件:/home/r5772835/public_html/dina.ycreate.jp/wp-content/plugins/snow-monkey-forms/App/Model/File.php

<?php
/**
 * @package snow-monkey-forms
 * @author inc2734
 * @license GPL-2.0+
 */

namespace Snow_Monkey\Plugin\Forms\App\Model;

use Snow_Monkey\Plugin\Forms\App\Model\Directory;

class File {

/**
	 * @var array $_FILE
	 */
	protected $file;

/**
	 * Constructor.
	 *
	 * @param array $file $_FILE.
	 */
	public function __construct( array $file ) {
		$this->file = $file;
	}

/**
	 * Return $_FILE error.
	 *
	 * @return false|int
	 */
	public function get_error() {
		return isset( $this->file['error'] ) && is_int( $this->file['error'] ) ? $this->file['error'] : false;
	}

/**
	 * Return $_FILE name.
	 *
	 * @return false|string
	 */
	public function get_filename() {
		return isset( $this->file['name'] ) ? $this->_sanitized_file_name( $this->file['name'] ) : false;
	}

/**
	 * Return $_FILE tmp_name.
	 *
	 * @return false|string
	 */
	public function get_tmp_name() {
		return isset( $this->file['tmp_name'] ) ? $this->file['tmp_name'] : false;
	}

/**
	 * Moves an uploaded file to a new location.
	 *
	 * @param array $destination The destination of the moved file.
	 * @return boolean
	 */
	protected function _move_to( $destination ) {
		$tmp_name = $this->get_tmp_name();

return false === $tmp_name
			? false
			: move_uploaded_file( $tmp_name, $destination );
	}

/**
	 * Return sanitized file name.
	 *
	 * @param string $filename The file name.
	 * @return false|string
	 */
	protected function _sanitized_file_name( $filename ) {
		if ( false === $filename ) {
			return false;
		}

return sanitize_file_name( basename( $filename ) );
	}

/**
	 * Save the file.
	 *
	 * @param string $filename Posted file name.
	 * @return string
	 * @throws \RuntimeException When the file upload fails.
	 */
	public function save( $filename ) {
		$filename = $this->_sanitized_file_name( $filename );
		$error    = $this->get_error();

if ( false === $error || false === $filename ) {
			throw new \RuntimeException( '[Snow Monkey Forms] An error occurred during file upload.' );
		}

if ( UPLOAD_ERR_OK !== $error && UPLOAD_ERR_NO_FILE !== $error ) {
			if ( UPLOAD_ERR_INI_SIZE === $error || UPLOAD_ERR_FORM_SIZE === $error ) {
				throw new \RuntimeException( '[Snow Monkey Forms] File size of the uploaded file is too large.' );
			}
			throw new \RuntimeException( '[Snow Monkey Forms] An error occurred during file upload.' );
		}

$save_dir = Directory::get();
		if ( ! $save_dir ) {
			throw new \RuntimeException( '[Snow Monkey Forms] Creation of a temporary directory for file upload failed.' );
		}

$new_save_dir = '';
		$unique_dir   = '';
		do {
			$rand_max     = mt_getrandmax();
			$rand         = zeroise( mt_rand( 0, $rand_max ), strlen( $rand_max ) );
			$uniqid       = md5( uniqid( $rand, true ) ) . $rand;
			$unique_dir   = ! $unique_dir ? $uniqid : path_join( $unique_dir, $uniqid );
			$new_save_dir = path_join( $save_dir, $unique_dir );

if ( ! file_exists( $new_save_dir ) ) {
				break;
			}
		} while ( 0 );

if ( ! wp_mkdir_p( $new_save_dir ) ) {
			throw new \RuntimeException( '[Snow Monkey Forms] Creation of a temporary directory for file upload failed.' );
		}

$new_filepath = path_join( $new_save_dir, $filename );

if ( ! $this->_move_to( $new_filepath ) ) {
			throw new \RuntimeException( '[Snow Monkey Forms] There was an error saving the uploaded file.' );
		}

return path_join( $unique_dir, $filename );
	}
}