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- <?php
- namespace PicoFeed\Encoding;
- /**
- * Encoding class.
- */
- class Encoding
- {
- public static function convert($input, $encoding)
- {
- if ($encoding === 'utf-8' || $encoding === '') {
- return $input;
- }
- // suppress all notices since it isn't possible to silence only the
- // notice "Wrong charset, conversion from $in_encoding to $out_encoding is not allowed"
- set_error_handler(function () {}, E_NOTICE);
- // convert input to utf-8 and strip invalid characters
- $value = iconv($encoding, 'UTF-8//IGNORE', $input);
- // stop silencing of notices
- restore_error_handler();
- // return input if something went wrong, maybe it's usable anyway
- if ($value === false) {
- return $input;
- }
- return $value;
- }
- }
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