1 files changed, 69 insertions, 0 deletions
diff --git a/vendor/chillerlan/php-qrcode/src/Data/Kanji.php b/vendor/chillerlan/php-qrcode/src/Data/Kanji.php
new file mode 100644
index 000000000..e106c50f1
--- /dev/null
+++ b/vendor/chillerlan/php-qrcode/src/Data/Kanji.php
@@ -0,0 +1,69 @@
+<?php
+/**
+ * Class Kanji
+ *
+ * @filesource   Kanji.php
+ * @created      25.11.2015
+ * @package      chillerlan\QRCode\Data
+ * @author       Smiley <smiley@chillerlan.net>
+ * @copyright    2015 Smiley
+ * @license      MIT
+ */
+
+namespace chillerlan\QRCode\Data;
+
+use chillerlan\QRCode\QRCode;
+
+use function mb_strlen, ord, sprintf, strlen;
+
+/**
+ * Kanji mode: double-byte characters from the Shift JIS character set
+ *
+ * ISO/IEC 18004:2000 Section 8.3.5
+ * ISO/IEC 18004:2000 Section 8.4.5
+ */
+final class Kanji extends QRDataAbstract{
+
+	protected int $datamode = QRCode::DATA_KANJI;
+
+	protected array $lengthBits = [8, 10, 12];
+
+	/**
+	 * @inheritdoc
+	 */
+	protected function getLength(string $data):int{
+		return mb_strlen($data, 'SJIS');
+	}
+
+	/**
+	 * @inheritdoc
+	 *
+	 * @throws \chillerlan\QRCode\Data\QRCodeDataException on an illegal character occurence
+	 */
+	protected function write(string $data):void{
+		$len = strlen($data);
+
+		for($i = 0; $i + 1 < $len; $i += 2){
+			$c = ((0xff & ord($data[$i])) << 8) | (0xff & ord($data[$i + 1]));
+
+			if($c >= 0x8140 && $c <= 0x9FFC){
+				$c -= 0x8140;
+			}
+			elseif($c >= 0xE040 && $c <= 0xEBBF){
+				$c -= 0xC140;
+			}
+			else{
+				throw new QRCodeDataException(sprintf('illegal char at %d [%d]', $i + 1, $c));
+			}
+
+			$this->bitBuffer->put(((($c >> 8) & 0xff) * 0xC0) + ($c & 0xff), 13);
+
+		}
+
+		if($i < $len){
+			throw new QRCodeDataException(sprintf('illegal char at %d', $i + 1));
+		}
+
+	}
+
+}