1 | <?php |
||
22 | class Kanji extends QRDataAbstract{ |
||
23 | |||
24 | protected int $datamode = QRCode::DATA_KANJI; |
||
|
|||
25 | |||
26 | protected array $lengthBits = [8, 10, 12]; |
||
27 | |||
28 | /** |
||
29 | * @inheritdoc |
||
30 | */ |
||
31 | protected function getLength(string $data):int{ |
||
32 | return mb_strlen($data, 'SJIS'); |
||
33 | } |
||
34 | |||
35 | /** |
||
36 | * @inheritdoc |
||
37 | */ |
||
38 | protected function write(string $data):void{ |
||
39 | $len = strlen($data); |
||
40 | |||
41 | for($i = 0; $i + 1 < $len; $i += 2){ |
||
42 | $c = ((0xff & ord($data[$i])) << 8) | (0xff & ord($data[$i + 1])); |
||
43 | |||
44 | if(0x8140 <= $c && $c <= 0x9FFC){ |
||
45 | $c -= 0x8140; |
||
46 | } |
||
47 | elseif(0xE040 <= $c && $c <= 0xEBBF){ |
||
48 | $c -= 0xC140; |
||
49 | } |
||
50 | else{ |
||
51 | throw new QRCodeDataException(sprintf('illegal char at %d [%d]', $i + 1, $c)); |
||
52 | } |
||
53 | |||
54 | $this->bitBuffer->put((($c >> 8) & 0xff) * 0xC0 + ($c & 0xff), 13); |
||
55 | |||
56 | } |
||
57 | |||
58 | if($i < $len){ |
||
59 | throw new QRCodeDataException(sprintf('illegal char at %d', $i + 1)); |
||
60 | } |
||
61 | |||
62 | } |
||
63 | |||
64 | } |
||
65 |