diff options
Diffstat (limited to 'vendor/aferrandini/phpqrcode/lib/PHPQRCode/QRinputItem.php')
| -rw-r--r-- | vendor/aferrandini/phpqrcode/lib/PHPQRCode/QRinputItem.php | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/vendor/aferrandini/phpqrcode/lib/PHPQRCode/QRinputItem.php b/vendor/aferrandini/phpqrcode/lib/PHPQRCode/QRinputItem.php new file mode 100644 index 00000000..1e5eb18d --- /dev/null +++ b/vendor/aferrandini/phpqrcode/lib/PHPQRCode/QRinputItem.php @@ -0,0 +1,246 @@ +<?php + +namespace PHPQRCode; + +use Exception; + +class QRinputItem { + + public $mode; + public $size; + public $data; + public $bstream; + + public function __construct($mode, $size, $data, $bstream = null) + { + $setData = array_slice($data, 0, $size); + + if (count($setData) < $size) { + $setData = array_merge($setData, array_fill(0,$size-count($setData),0)); + } + + if(!QRinput::check($mode, $size, $setData)) { + throw new Exception('Error m:'.$mode.',s:'.$size.',d:'.join(',',$setData)); + return null; + } + + $this->mode = $mode; + $this->size = $size; + $this->data = $setData; + $this->bstream = $bstream; + } + + //---------------------------------------------------------------------- + public function encodeModeNum($version) + { + try { + + $words = (int)($this->size / 3); + $bs = new QRbitstream(); + + $val = 0x1; + $bs->appendNum(4, $val); + $bs->appendNum(QRspec::lengthIndicator(Constants::QR_MODE_NUM, $version), $this->size); + + for($i=0; $i<$words; $i++) { + $val = (ord($this->data[$i*3 ]) - ord('0')) * 100; + $val += (ord($this->data[$i*3+1]) - ord('0')) * 10; + $val += (ord($this->data[$i*3+2]) - ord('0')); + $bs->appendNum(10, $val); + } + + if($this->size - $words * 3 == 1) { + $val = ord($this->data[$words*3]) - ord('0'); + $bs->appendNum(4, $val); + } else if($this->size - $words * 3 == 2) { + $val = (ord($this->data[$words*3 ]) - ord('0')) * 10; + $val += (ord($this->data[$words*3+1]) - ord('0')); + $bs->appendNum(7, $val); + } + + $this->bstream = $bs; + return 0; + + } catch (Exception $e) { + return -1; + } + } + + //---------------------------------------------------------------------- + public function encodeModeAn($version) + { + try { + $words = (int)($this->size / 2); + $bs = new QRbitstream(); + + $bs->appendNum(4, 0x02); + $bs->appendNum(QRspec::lengthIndicator(Constants::QR_MODE_AN, $version), $this->size); + + for($i=0; $i<$words; $i++) { + $val = (int)QRinput::lookAnTable(ord($this->data[$i*2 ])) * 45; + $val += (int)QRinput::lookAnTable(ord($this->data[$i*2+1])); + + $bs->appendNum(11, $val); + } + + if($this->size & 1) { + $val = QRinput::lookAnTable(ord($this->data[$words * 2])); + $bs->appendNum(6, $val); + } + + $this->bstream = $bs; + return 0; + + } catch (Exception $e) { + return -1; + } + } + + //---------------------------------------------------------------------- + public function encodeMode8($version) + { + try { + $bs = new QRbitstream(); + + $bs->appendNum(4, 0x4); + $bs->appendNum(QRspec::lengthIndicator(Constants::QR_MODE_8, $version), $this->size); + + for($i=0; $i<$this->size; $i++) { + $bs->appendNum(8, ord($this->data[$i])); + } + + $this->bstream = $bs; + return 0; + + } catch (Exception $e) { + return -1; + } + } + + //---------------------------------------------------------------------- + public function encodeModeKanji($version) + { + try { + + $bs = new QRbitstream(); + + $bs->appendNum(4, 0x8); + $bs->appendNum(QRspec::lengthIndicator(Constants::QR_MODE_KANJI, $version), (int)($this->size / 2)); + + for($i=0; $i<$this->size; $i+=2) { + $val = (ord($this->data[$i]) << 8) | ord($this->data[$i+1]); + if($val <= 0x9ffc) { + $val -= 0x8140; + } else { + $val -= 0xc140; + } + + $h = ($val >> 8) * 0xc0; + $val = ($val & 0xff) + $h; + + $bs->appendNum(13, $val); + } + + $this->bstream = $bs; + return 0; + + } catch (Exception $e) { + return -1; + } + } + + //---------------------------------------------------------------------- + public function encodeModeStructure() + { + try { + $bs = new QRbitstream(); + + $bs->appendNum(4, 0x03); + $bs->appendNum(4, ord($this->data[1]) - 1); + $bs->appendNum(4, ord($this->data[0]) - 1); + $bs->appendNum(8, ord($this->data[2])); + + $this->bstream = $bs; + return 0; + + } catch (Exception $e) { + return -1; + } + } + + //---------------------------------------------------------------------- + public function estimateBitStreamSizeOfEntry($version) + { + $bits = 0; + + if($version == 0) + $version = 1; + + switch($this->mode) { + case Constants::QR_MODE_NUM: $bits = QRinput::estimateBitsModeNum($this->size); break; + case Constants::QR_MODE_AN: $bits = QRinput::estimateBitsModeAn($this->size); break; + case Constants::QR_MODE_8: $bits = QRinput::estimateBitsMode8($this->size); break; + case Constants::QR_MODE_KANJI: $bits = QRinput::estimateBitsModeKanji($this->size);break; + case Constants::QR_MODE_STRUCTURE: return Constants::STRUCTURE_HEADER_BITS; + default: + return 0; + } + + $l = QRspec::lengthIndicator($this->mode, $version); + $m = 1 << $l; + $num = (int)(($this->size + $m - 1) / $m); + + $bits += $num * (4 + $l); + + return $bits; + } + + //---------------------------------------------------------------------- + public function encodeBitStream($version) + { + try { + + unset($this->bstream); + $words = QRspec::maximumWords($this->mode, $version); + + if($this->size > $words) { + + $st1 = new QRinputItem($this->mode, $words, $this->data); + $st2 = new QRinputItem($this->mode, $this->size - $words, array_slice($this->data, $words)); + + $st1->encodeBitStream($version); + $st2->encodeBitStream($version); + + $this->bstream = new QRbitstream(); + $this->bstream->append($st1->bstream); + $this->bstream->append($st2->bstream); + + unset($st1); + unset($st2); + + } else { + + $ret = 0; + + switch($this->mode) { + case Constants::QR_MODE_NUM: $ret = $this->encodeModeNum($version); break; + case Constants::QR_MODE_AN: $ret = $this->encodeModeAn($version); break; + case Constants::QR_MODE_8: $ret = $this->encodeMode8($version); break; + case Constants::QR_MODE_KANJI: $ret = $this->encodeModeKanji($version);break; + case Constants::QR_MODE_STRUCTURE: $ret = $this->encodeModeStructure(); break; + + default: + break; + } + + if($ret < 0) + return -1; + } + + return $this->bstream->size(); + + } catch (Exception $e) { + return -1; + } + } +} |