public static function clean_code($code, $escape = TRUE, $spaces = FALSE, $tabs = FALSE, $lines = FALSE)
{
if (empty($code)) {
return $code;
}
/* Convert <, > and & characters to entities, as these can appear as HTML tags and entities. */
if ($escape) {
$code = CrayonUtil::htmlspecialchars($code);
}
if ($spaces) {
// Replace 2 spaces with html escaped characters
$code = preg_replace('#[ ]{2}#msi', ' ', $code);
}
if ($tabs) {
// Replace tabs with 4 spaces
$code = preg_replace('#\\t#', str_repeat(' ', CrayonGlobalSettings::val(CrayonSettings::TAB_SIZE)), $code);
}
if ($lines) {
$code = preg_replace('#(\\r\\n)|\\r|\\n#msi', "\r\n", $code);
}
return $code;
}
