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<?php
/**
* System tests.
*
* Class BackWPup_System_Testing.
*/
class BackWPup_System_Tests {
/**
* System requirements instance.
*
* @var BackWPup_System_Requirements
*/
private $requirements;
/**
* BackWPup_System_Testing constructor.
*
* @param BackWPup_System_Requirements $requirements The instance of the class.
*/
public function __construct( BackWPup_System_Requirements $requirements ) {
$this->requirements = $requirements;
}
/**
* Is WordPress compatible.
*
* @uses version_compare() To compare the versions
*
* @return bool True if compatible, false otherwise
*/
public function is_wp_version_compatible() {
return version_compare(
BackWPup::get_plugin_data( 'wp_version' ),
$this->requirements->wp_minimum_version(),
'>='
);
}
/**
* Is PHP Compatible.
*
* @uses version_compare() To compare the versions
*
* @return bool True if compatible, false otherwise
*/
public function is_php_version_compatible() {
return version_compare(
PHP_VERSION,
$this->requirements->php_minimum_version(),
'>='
);
}
/**
* Is MySQL Compatible.
*
* @uses version_compare() To compare the versions
*
* @return bool True if compatible, false otherwise
*/
public function is_database_compatible() {
$wpdb = backwpup_wpdb();
$version = $wpdb->db_version();
return $wpdb->check_connection( false )
&& version_compare( $version, $this->requirements->mysql_minimum_version(), '>=' );
}
/**
* Test if CURL is supported.
*
* @return bool True if supported, false otherwise
*/
public function test_curl_init() {
return function_exists( 'curl_init' );
}
/**
* Test if ZipArchive is supported.
*
* @return bool True if supported, false otherwise
*/
public function test_zip_archive() {
return class_exists( \ZipArchive::class );
}
/**
* Test if GZIP is supported.
*
* @return bool True if supported, false otherwise
*/
public function support_gzip() {
return function_exists( 'gzopen' );
}
/**
* Check if save mode is active.
*
* @return bool Return true if active, false otherwise
*/
public function is_save_mode_activated() {
// @todo `safe_mode` to remove when support for php5.3 will be dropped. For php5.3 the use of `safe_mode` emit a `E_DEPRECATED` but in php5.4 an `E_CORE_ERROR`.
// phpcs:ignore
return (bool) ini_get('safe_mode');
}
/**
* Test if FTP is supported.
*
* @return bool True if supported, false otherwise
*/
public function is_ftp_supported() {
return function_exists( 'ftp_login' );
}
/**
* Check if Temp dir is writable.
*
* @return string empty string if everything is ok, a message containing the error otherwise
*/
public function temp_dir_state() {
return BackWPup_File::check_folder( BackWPup::get_plugin_data( 'TEMP' ), true );
}
/**
* Check if Log folder dir is writable.
*
* @return string Empty string if it is everything ok, a message containing the error otherwise
*/
public function log_folder_state() {
return BackWPup_File::check_folder(
BackWPup_File::get_absolute_path( get_site_option( 'backwpup_cfg_logfolder' ) )
);
}
}