Tribe__Support__Obfuscator::obfuscate( string $key, mixed $string_value )
Conditionally obfuscates a string value.
Contents
Parameters
- $key
-
(string) (Required)
- $string_value
-
(mixed) (Required)
Return
(mixed) Either the obfuscated string or the original value if not a string.
Source
File: src/Tribe/Support/Obfuscator.php
public function obfuscate( $key, $string_value ) {
if ( ! is_string( $string_value ) ) {
return $string_value;
}
if ( ! $this->should_obfuscate( $key ) ) {
return $string_value;
}
$length = strlen( $string_value );
if ( $length <= 3 ) {
return preg_replace( "/./", "#", $string_value );
} elseif ( $length > 3 && $length <= 5 ) {
return preg_replace( '/^(.{1}).*$/', '$1' . str_repeat( '#', $length - 1 ) . '$2', $string_value );
} elseif ( $length > 5 && $length <= 9 ) {
return preg_replace( '/^(.{1}).*(.{1})$/', '$1' . str_repeat( '#', $length - 2 ) . '$2', $string_value );
} elseif ( $length > 9 && $length <= 19 ) {
return preg_replace( '/^(.{2}).*(.{2})$/', '$1' . str_repeat( '#', $length - 4 ) . '$2', $string_value );
} elseif ( $length > 19 && $length <= 31 ) {
return preg_replace( '/^(.{3}).*(.{3})$/', '$1' . str_repeat( '#', $length - 6 ) . '$2', $string_value );
}
return preg_replace( '/^(.{4}).*(.{4})$/', '$1' . str_repeat( '#', $length - 8 ) . '$2', $string_value );
}