/**
* Removes any invalid UTF-8 characters from a string or array of strings
*
* @param array|string $value The string or array of strings to clean
* @return string The cleaned string
*/
public static function clean($value)
{
if (!is_array($value)) {
if (self::$can_ignore_invalid === NULL) {
self::$can_ignore_invalid = !in_array(strtolower(ICONV_IMPL), array('unknown', 'ibm iconv'));
}
fCore::startErrorCapture(E_NOTICE);
$value = self::iconv('UTF-8', 'UTF-8' . (self::$can_ignore_invalid ? '//IGNORE' : ''), (string) $value);
fCore::stopErrorCapture();
return $value;
}
$keys = array_keys($value);
$num_keys = sizeof($keys);
for ($i = 0; $i < $num_keys; $i++) {
$value[$keys[$i]] = self::clean($value[$keys[$i]]);
}
return $value;
}
/**
* Removes any invalid UTF-8 characters from a string or array of strings
*
* @param array|string $value The string or array of strings to clean
* @return string The cleaned string
*/
public static function clean($value)
{
if (!is_array($value)) {
if (self::$can_ignore_invalid === NULL) {
ob_start();
phpinfo(INFO_MODULES);
$module_info = strip_tags(ob_get_contents());
ob_end_clean();
self::$can_ignore_invalid = !preg_match('#iconv\\s+implementation\\s+(=>\\s+)?unknown#ims', $module_info);
}
if (!self::$can_ignore_invalid) {
$old_level = error_reporting(error_reporting() & ~E_NOTICE);
}
return iconv('UTF-8', 'UTF-8' . (self::$can_ignore_invalid ? '//IGNORE' : ''), (string) $value);
if (!self::$can_ignore_invalid) {
error_reporting($old_level);
}
}
$keys = array_keys($value);
$num_keys = sizeof($keys);
for ($i = 0; $i < $num_keys; $i++) {
$value[$keys[$i]] = self::clean($value[$keys[$i]]);
}
return $value;
}
/**
* Removes any invalid UTF-8 characters from a string or array of strings
*
* @param array|string $value The string or array of strings to clean
* @return string The cleaned string
*/
public static function clean($value)
{
if (!is_array($value)) {
self::checkMbString();
if (self::$mbstring_available) {
$old_sub = ini_get('mbstring.substitute_character');
ini_set('mbstring.substitute_character', 'none');
$value = mb_convert_encoding($value, 'UTF-8', 'UTF-8');
ini_set('mbstring.substitute_character', $old_sub);
return $value;
}
if (self::$can_ignore_invalid === NULL) {
self::$can_ignore_invalid = !in_array(strtolower(ICONV_IMPL), array('unknown', 'ibm iconv'));
}
fCore::startErrorCapture(E_NOTICE);
$value = self::iconv('UTF-8', 'UTF-8' . (self::$can_ignore_invalid ? '//IGNORE' : ''), (string) $value);
fCore::stopErrorCapture();
return $value;
}
$keys = array_keys($value);
$num_keys = sizeof($keys);
for ($i = 0; $i < $num_keys; $i++) {
$value[$keys[$i]] = self::clean($value[$keys[$i]]);
}
return $value;
}
