157 lines
4.0 KiB
PHP
157 lines
4.0 KiB
PHP
<?php
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/**
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* A helper class for Filesystem checks.
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*
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* @author Time.ly Network, Inc.
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* @since 2.0
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* @package Ai1EC
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* @subpackage Ai1EC.Filesystem
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*/
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class Ai1ec_Filesystem_Checker {
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public function __construct() {
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include_once ABSPATH . 'wp-admin/includes/file.php';
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}
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/**
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* check if the path is writable. To make the check .
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*
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* @param string $path
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* @return boolean
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*/
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public function is_writable( $path ) {
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global $wp_filesystem;
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// try without credentials
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$writable = WP_Filesystem( false, $path );
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// We consider the directory as writable if it uses the direct transport,
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// otherwise credentials would be needed
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if ( true === $writable ) {
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return true;
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}
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// if the user has FTP and sockets defined
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if (
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$this->is_ftp_or_sockets( $wp_filesystem->method ) &&
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$this->are_ftp_constants_defined()
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) {
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$creds = request_filesystem_credentials( '', $wp_filesystem->method, false, $path );
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$writable = WP_Filesystem( $creds, $path );
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if ( true === $writable ) {
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return true;
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}
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}
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if (
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$this->is_ssh( $wp_filesystem->method ) &&
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$this->are_ssh_constants_defined()
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) {
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$creds = request_filesystem_credentials( '', $wp_filesystem->method, false, $path );
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$writable = WP_Filesystem( $creds, $path );
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if ( true === $writable ) {
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return true;
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}
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}
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return false;
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}
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/**
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* Check if method is ssh
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*
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* @param strin $method
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* @return boolean
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*/
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public function is_ssh( $method ) {
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return 'ssh2' === $method;
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}
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/**
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* Check if method is ftp or sockets
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*
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* @param string $method
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* @return boolean
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*/
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public function is_ftp_or_sockets( $method ) {
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return 'ftpext' === $method ||
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'ftpsockets' === $method;
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}
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/**
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* Check if credentials for ssh are defined
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*
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* @return boolean
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*/
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public function are_ssh_constants_defined() {
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return defined('FTP_HOST') &&
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defined('FTP_PUBKEY') &&
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defined('FTP_PRIKEY');
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}
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/**
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* Check if credentials for ftp are defined
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*
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* @return boolean
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*/
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public function are_ftp_constants_defined() {
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return defined('FTP_HOST') &&
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defined('FTP_USER') &&
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defined('FTP_PASS');
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}
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/**
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* Creates a file using $wp_filesystem.
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*
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* @param string $file
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* @param string $content
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*/
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public function put_contents( $file, $content ) {
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global $wp_filesystem;
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return $wp_filesystem->put_contents(
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$file,
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$content
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);
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}
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/**
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* Get the content folder from Wordpress if available
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*
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* @return string the folder to use or ''
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*/
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public function get_ai1ec_static_dir_if_available() {
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global $wp_filesystem;
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// reset the filesystem to it's standard.
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WP_Filesystem();
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$content_dir = $wp_filesystem->wp_content_dir() . DIRECTORY_SEPARATOR
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. 'uploads' . DIRECTORY_SEPARATOR;
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$static_dir = trailingslashit( $content_dir . 'ai1ec_static' );
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if (
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! $wp_filesystem->is_dir( $static_dir ) &&
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! $wp_filesystem->mkdir( $static_dir )
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) {
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return '';
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}
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return $static_dir;
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}
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/**
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* Check if specified file exists
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*
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* @return boolean
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*/
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public function check_file_exists( $file, $check_is_empty ) {
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try {
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if ( ! file_exists( $file ) ) {
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return false;
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} else {
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if ( $check_is_empty && 0 == filesize( $file ) ) {
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return false;
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} else {
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return true;
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}
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}
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} catch ( Exception $e ) {
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}
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return false;
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}
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}
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