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<?php

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/**

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* WPML_File class file.

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* @package wpml-core

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/**

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* Class WPML_File

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class WPML_File {

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/**

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* WPML WP API instance.

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* @var WPML_WP_API $wp_api

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private $wp_api;

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/**

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* WP_Filesystem_Direct instance.

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* @var WP_Filesystem_Direct

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private $filesystem;

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/**

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* WPML_File constructor.

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* @param WPML_WP_API|null $wp_api WPML WP API instance.

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* @param WP_Filesystem_Direct|null $filesystem WP_Filesystem_Direct instance.

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public function __construct( WPML_WP_API $wp_api = null, WP_Filesystem_Direct $filesystem = null ) {

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if ( ! $wp_api ) {

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$wp_api = new WPML_WP_API();

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}

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$this->wp_api = $wp_api;

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if ( ! $filesystem ) {

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$filesystem = new WP_Filesystem_Direct( null );

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}

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$this->filesystem = $filesystem;

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}

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/**

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* Fix directory separator if backslash is used.

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* @param string $path Path to fix.

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* @return string

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public function fix_dir_separator( $path ) {

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$directory_separator = $this->wp_api->constant( 'DIRECTORY_SEPARATOR' );

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return ( '\\' === $directory_separator ) ? str_replace( '/', '\\', $path ) : str_replace( '\\', '/', $path );

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}

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/**

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* Get uri from file path.

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* @param string $path File path.

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* @return string

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public function get_uri_from_path( $path ) {

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$base = null;

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if ( $this->wp_api->defined( 'WP_CONTENT_DIR' ) && $this->wp_api->defined( 'WP_CONTENT_URL' ) ) {

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$base_path = $this->fix_dir_separator( $this->wp_api->constant( 'WP_CONTENT_DIR' ) );

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if ( 0 === strpos( $path, $base_path ) ) {

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$base = array(

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'path' => $base_path,

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'uri' => $this->wp_api->constant( 'WP_CONTENT_URL' ),

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);

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}

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}

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if ( ! $base ) {

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$base = array(

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'path' => $this->wp_api->constant( 'ABSPATH' ),

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'uri' => site_url(),

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);

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}

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$base['uri'] = preg_replace( '/(^https?:)/', '', $base['uri'] );

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$relative_path = substr( $path, strlen( $base['path'] ) );

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$relative_path = str_replace( array( '/', '\\' ), '/', $relative_path );

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$relative_path = ltrim( $relative_path, '/' );

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return trailingslashit( $base['uri'] ) . $relative_path;

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}

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/**

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* Get path relative to ABSPATH.

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* @param string $path File path.

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* @return string

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public function get_relative_path( $path ) {

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return str_replace( $this->fix_dir_separator( ABSPATH ), '', $this->fix_dir_separator( $path ) );

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}

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/**

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* Get full file path.

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* @param string $path File path.

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* @return string

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public function get_full_path( $path ) {

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return ABSPATH . $this->get_relative_path( $path );

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}

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/**

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* Check if file exists.

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* @param string $path File path.

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* @return bool

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public function file_exists( $path ) {

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return $this->filesystem->is_readable( $this->get_full_path( $path ) );

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}

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/**

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* Get file modification time.

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* @param string $path File path.

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* @return int

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public function get_file_modified_timestamp( $path ) {

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return $this->filesystem->mtime( $this->get_full_path( $path ) );

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}

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}

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