| 1: | <?php |
| 2: | |
| 3: | namespace ngatngay; |
| 4: | |
| 5: | class str |
| 6: | { |
| 7: | |
| 8: | |
| 9: | |
| 10: | |
| 11: | public static function empty($string) |
| 12: | { |
| 13: | return strlen($string) === 0; |
| 14: | } |
| 15: | |
| 16: | public static function word_cut(string $string, int $words = 35, string $end = '...'): string |
| 17: | { |
| 18: | preg_match('/^\s*+(?:\S++\s*+){1,' . $words . '}/u', $string, $matches); |
| 19: | |
| 20: | if (!isset($matches[0]) || self::length($string) === self::length($matches[0])) { |
| 21: | return $string; |
| 22: | } |
| 23: | |
| 24: | return rtrim($matches[0]) . $end; |
| 25: | } |
| 26: | |
| 27: | public static function br2nl(string $str): string |
| 28: | { |
| 29: | return preg_replace('#<br\s*/?>#i', PHP_EOL, $str); |
| 30: | } |
| 31: | |
| 32: | public static function length(string $str): int |
| 33: | { |
| 34: | return mb_strlen($str); |
| 35: | } |
| 36: | |
| 37: | |
| 38: | |
| 39: | |
| 40: | |
| 41: | |
| 42: | public static function vn2en($str) |
| 43: | { |
| 44: | $unicode = [ |
| 45: | 'a' => '/á|à|ả|ã|ạ|ă|ắ|ặ|ằ|ẳ|ẵ|â|ấ|ầ|ẩ|ẫ|ậ/', |
| 46: | 'd' => '/đ/', |
| 47: | 'e' => '/é|è|ẻ|ẽ|ẹ|ê|ế|ề|ể|ễ|ệ/', |
| 48: | 'i' => '/í|ì|ỉ|ĩ|ị/', |
| 49: | 'o' => '/ó|ò|ỏ|õ|ọ|ô|ố|ồ|ổ|ỗ|ộ|ơ|ớ|ờ|ở|ỡ|ợ/', |
| 50: | 'u' => '/ú|ù|ủ|ũ|ụ|ư|ứ|ừ|ử|ữ|ự/', |
| 51: | 'y' => '/ý|ỳ|ỷ|ỹ|ỵ/', |
| 52: | 'A' => '/Á|À|Ả|Ã|Ạ|Ă|Ắ|Ặ|Ằ|Ằ|Ẵ|Â|Ấ|Ầ|Ẩ|Ẫ|Ậ/', |
| 53: | 'D' => '/Đ/', |
| 54: | 'E' => '/É|È|Ẻ|Ẽ|Ẹ|Ê|Ế|Ề|Ể|Ễ|Ệ/', |
| 55: | 'I' => '/Í|Ì|Ỉ|Ĩ|Ị/', |
| 56: | 'O' => '/Ó|Ò|Ỏ|Õ|Ọ|Ô|Ố|Ồ|Ổ|Ỗ|Ộ|Ơ|Ớ|Ờ|Ở|Ỡ|Ợ/', |
| 57: | 'U' => '/Ú|Ù|Ủ|Ũ|Ụ|Ư|Ứ|Ừ|Ử|Ữ|Ự/', |
| 58: | 'Y' => '/Ý|Ỳ|Ỷ|Ỹ|Ỵ/' |
| 59: | ]; |
| 60: | |
| 61: | return preg_replace(array_values($unicode), array_keys($unicode), $str); |
| 62: | } |
| 63: | |
| 64: | public static function replace_first(string $needle, string $replace, string $haystack): string |
| 65: | { |
| 66: | $pos = strpos($haystack, $needle); |
| 67: | |
| 68: | if ($pos !== false) { |
| 69: | return substr_replace($haystack, $replace, $pos, strlen($needle)); |
| 70: | } |
| 71: | |
| 72: | return $haystack; |
| 73: | } |
| 74: | |
| 75: | public static function to_unix(string $content): string { |
| 76: | return str_replace("\r\n", "\n", $content); |
| 77: | } |
| 78: | } |
| 79: | |