ndlesize = recurse_dirsize( $path, $exclude, $max_execution_time, $directory_cache );
if ( $handlesize > 0 ) {
$size += $handlesize;
}
}
if ( $max_execution_time > 0 &&
( microtime( true ) - WP_START_TIMESTAMP ) > $max_execution_time
) {
// Time exceeded. Give up instead of risking a fatal timeout.
$size = null;
break;
}
}
}
closedir( $handle );
}
}
if ( ! is_array( $directory_cache ) ) {
$directory_cache = array();
}
$directory_cache[ $directory ] = $size;
// Only write the transient on the top level call and not on recursive calls.
if ( $save_cache ) {
set_transient( 'dirsize_cache', $directory_cache );
}
return $size;
}
/**
* Cleans directory size cache used by recurse_dirsize().
*
* Removes the current directory and all parent directories from the `dirsize_cache` transient.
*
* @since 5.6.0
* @since 5.9.0 Added input validation with a notice for invalid input.
*
* @param string $path Full path of a directory or file.
*/
function clean_dirsize_cache( $path ) {
if ( ! is_string( $path ) || empty( $path ) ) {
trigger_error(
sprintf(
/* translators: 1: Function name, 2: A variable type, like "boolean" or "integer". */
__( '%1$s only accepts a non-empty path string, received %2$s.' ),
'clean_dirsize_cache()',
'' . gettype( $path ) . ''
)
);
return;
}
$directory_cache = get_transient( 'dirsize_cache' );
if ( empty( $directory_cache ) ) {
return;
}
if (
! str_contains( $path, '/' ) &&
! str_contains( $path, '\\' )
) {
unset( $directory_cache[ $path ] );
set_transient( 'dirsize_cache', $directory_cache );
return;
}
$last_path = null;
$path = untrailingslashit( $path );
unset( $directory_cache[ $path ] );
while (
$last_path !== $path &&
DIRECTORY_SEPARATOR !== $path &&
'.' !== $path &&
'..' !== $path
) {
$last_path = $path;
$path = dirname( $path );
unset( $directory_cache[ $path ] );
}
set_transient( 'dirsize_cache', $directory_cache );
}
/**
* Checks compatibility with the current WordPress version.
*
* @since 5.2.0
*
* @global string $wp_version The WordPress version string.
*
* @param string $required Minimum required WordPress version.
* @return bool True if required version is compatible or empty, false if not.
*/
function is_wp_version_compatible( $required ) {
global $wp_version;
// Strip off any -alpha, -RC, -beta, -src suffixes.
list( $version ) = explode( '-', $wp_version );
return empty( $required ) || version_compare( $version, $required, '>=' );
}
/**
* Checks compatibility with the current PHP version.
*
* @since 5.2.0
*
* @param string $required Minimum required PHP version.
* @return bool True if required version is compatible or empty, false if not.
*/
function is_php_version_compatible( $required ) {
return empty( $required ) || version_compare( PHP_VERSION, $required, '>=' );
}
/**
* Checks if two numbers are nearly the same.
*
* This is similar to using `round()` but the precision is more fine-grained.
*
* @since 5.3.0
*
* @param int|float $expected The expected value.
* @param int|float $actual The actual number.
* @param int|float $precision The allowed variation.
* @return bool Whether the numbers match within the specified precision.
*/
function wp_fuzzy_number_match( $expected, $actual, $precision = 1 ) {
return abs( (float) $expected - (float) $actual ) <= $precision;
}