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createQr-nezha-jenkins.js
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//--------------------------------------------------------------------- | |
// | |
// QR Code Generator for JavaScript | |
// | |
// Copyright (c) 2009 Kazuhiko Arase | |
// | |
// URL: http://www.d-project.com/ | |
// | |
// Licensed under the MIT license: | |
// http://www.opensource.org/licenses/mit-license.php | |
// | |
// The word 'QR Code' is registered trademark of | |
// DENSO WAVE INCORPORATED | |
// http://www.denso-wave.com/qrcode/faqpatent-e.html | |
// | |
//--------------------------------------------------------------------- | |
var qrcode = function() { | |
//--------------------------------------------------------------------- | |
// qrcode | |
//--------------------------------------------------------------------- | |
/** | |
* qrcode | |
* @param typeNumber 1 to 40 | |
* @param errorCorrectionLevel 'L','M','Q','H' | |
*/ | |
var qrcode = function(typeNumber, errorCorrectionLevel) { | |
var PAD0 = 0xEC; | |
var PAD1 = 0x11; | |
var _typeNumber = typeNumber; | |
var _errorCorrectionLevel = QRErrorCorrectionLevel[errorCorrectionLevel]; | |
var _modules = null; | |
var _moduleCount = 0; | |
var _dataCache = null; | |
var _dataList = []; | |
var _this = {}; | |
var makeImpl = function(test, maskPattern) { | |
_moduleCount = _typeNumber * 4 + 17; | |
_modules = function(moduleCount) { | |
var modules = new Array(moduleCount); | |
for (var row = 0; row < moduleCount; row += 1) { | |
modules[row] = new Array(moduleCount); | |
for (var col = 0; col < moduleCount; col += 1) { | |
modules[row][col] = null; | |
} | |
} | |
return modules; | |
}(_moduleCount); | |
setupPositionProbePattern(0, 0); | |
setupPositionProbePattern(_moduleCount - 7, 0); | |
setupPositionProbePattern(0, _moduleCount - 7); | |
setupPositionAdjustPattern(); | |
setupTimingPattern(); | |
setupTypeInfo(test, maskPattern); | |
if (_typeNumber >= 7) { | |
setupTypeNumber(test); | |
} | |
if (_dataCache == null) { | |
_dataCache = createData(_typeNumber, _errorCorrectionLevel, _dataList); | |
} | |
mapData(_dataCache, maskPattern); | |
}; | |
var setupPositionProbePattern = function(row, col) { | |
for (var r = -1; r <= 7; r += 1) { | |
if (row + r <= -1 || _moduleCount <= row + r) continue; | |
for (var c = -1; c <= 7; c += 1) { | |
if (col + c <= -1 || _moduleCount <= col + c) continue; | |
if ( (0 <= r && r <= 6 && (c == 0 || c == 6) ) | |
|| (0 <= c && c <= 6 && (r == 0 || r == 6) ) | |
|| (2 <= r && r <= 4 && 2 <= c && c <= 4) ) { | |
_modules[row + r][col + c] = true; | |
} else { | |
_modules[row + r][col + c] = false; | |
} | |
} | |
} | |
}; | |
var getBestMaskPattern = function() { | |
var minLostPoint = 0; | |
var pattern = 0; | |
for (var i = 0; i < 8; i += 1) { | |
makeImpl(true, i); | |
var lostPoint = QRUtil.getLostPoint(_this); | |
if (i == 0 || minLostPoint > lostPoint) { | |
minLostPoint = lostPoint; | |
pattern = i; | |
} | |
} | |
return pattern; | |
}; | |
var setupTimingPattern = function() { | |
for (var r = 8; r < _moduleCount - 8; r += 1) { | |
if (_modules[r][6] != null) { | |
continue; | |
} | |
_modules[r][6] = (r % 2 == 0); | |
} | |
for (var c = 8; c < _moduleCount - 8; c += 1) { | |
if (_modules[6][c] != null) { | |
continue; | |
} | |
_modules[6][c] = (c % 2 == 0); | |
} | |
}; | |
var setupPositionAdjustPattern = function() { | |
var pos = QRUtil.getPatternPosition(_typeNumber); | |
for (var i = 0; i < pos.length; i += 1) { | |
for (var j = 0; j < pos.length; j += 1) { | |
var row = pos[i]; | |
var col = pos[j]; | |
if (_modules[row][col] != null) { | |
continue; | |
} | |
for (var r = -2; r <= 2; r += 1) { | |
for (var c = -2; c <= 2; c += 1) { | |
if (r == -2 || r == 2 || c == -2 || c == 2 | |
|| (r == 0 && c == 0) ) { | |
_modules[row + r][col + c] = true; | |
} else { | |
_modules[row + r][col + c] = false; | |
} | |
} | |
} | |
} | |
} | |
}; | |
var setupTypeNumber = function(test) { | |
var bits = QRUtil.getBCHTypeNumber(_typeNumber); | |
for (var i = 0; i < 18; i += 1) { | |
var mod = (!test && ( (bits >> i) & 1) == 1); | |
_modules[Math.floor(i / 3)][i % 3 + _moduleCount - 8 - 3] = mod; | |
} | |
for (var i = 0; i < 18; i += 1) { | |
var mod = (!test && ( (bits >> i) & 1) == 1); | |
_modules[i % 3 + _moduleCount - 8 - 3][Math.floor(i / 3)] = mod; | |
} | |
}; | |
var setupTypeInfo = function(test, maskPattern) { | |
var data = (_errorCorrectionLevel << 3) | maskPattern; | |
var bits = QRUtil.getBCHTypeInfo(data); | |
// vertical | |
for (var i = 0; i < 15; i += 1) { | |
var mod = (!test && ( (bits >> i) & 1) == 1); | |
if (i < 6) { | |
_modules[i][8] = mod; | |
} else if (i < 8) { | |
_modules[i + 1][8] = mod; | |
} else { | |
_modules[_moduleCount - 15 + i][8] = mod; | |
} | |
} | |
// horizontal | |
for (var i = 0; i < 15; i += 1) { | |
var mod = (!test && ( (bits >> i) & 1) == 1); | |
if (i < 8) { | |
_modules[8][_moduleCount - i - 1] = mod; | |
} else if (i < 9) { | |
_modules[8][15 - i - 1 + 1] = mod; | |
} else { | |
_modules[8][15 - i - 1] = mod; | |
} | |
} | |
// fixed module | |
_modules[_moduleCount - 8][8] = (!test); | |
}; | |
var mapData = function(data, maskPattern) { | |
var inc = -1; | |
var row = _moduleCount - 1; | |
var bitIndex = 7; | |
var byteIndex = 0; | |
var maskFunc = QRUtil.getMaskFunction(maskPattern); | |
for (var col = _moduleCount - 1; col > 0; col -= 2) { | |
if (col == 6) col -= 1; | |
while (true) { | |
for (var c = 0; c < 2; c += 1) { | |
if (_modules[row][col - c] == null) { | |
var dark = false; | |
if (byteIndex < data.length) { | |
dark = ( ( (data[byteIndex] >>> bitIndex) & 1) == 1); | |
} | |
var mask = maskFunc(row, col - c); | |
if (mask) { | |
dark = !dark; | |
} | |
_modules[row][col - c] = dark; | |
bitIndex -= 1; | |
if (bitIndex == -1) { | |
byteIndex += 1; | |
bitIndex = 7; | |
} | |
} | |
} | |
row += inc; | |
if (row < 0 || _moduleCount <= row) { | |
row -= inc; | |
inc = -inc; | |
break; | |
} | |
} | |
} | |
}; | |
var createBytes = function(buffer, rsBlocks) { | |
var offset = 0; | |
var maxDcCount = 0; | |
var maxEcCount = 0; | |
var dcdata = new Array(rsBlocks.length); | |
var ecdata = new Array(rsBlocks.length); | |
for (var r = 0; r < rsBlocks.length; r += 1) { | |
var dcCount = rsBlocks[r].dataCount; | |
var ecCount = rsBlocks[r].totalCount - dcCount; | |
maxDcCount = Math.max(maxDcCount, dcCount); | |
maxEcCount = Math.max(maxEcCount, ecCount); | |
dcdata[r] = new Array(dcCount); | |
for (var i = 0; i < dcdata[r].length; i += 1) { | |
dcdata[r][i] = 0xff & buffer.getBuffer()[i + offset]; | |
} | |
offset += dcCount; | |
var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount); | |
var rawPoly = qrPolynomial(dcdata[r], rsPoly.getLength() - 1); | |
var modPoly = rawPoly.mod(rsPoly); | |
ecdata[r] = new Array(rsPoly.getLength() - 1); | |
for (var i = 0; i < ecdata[r].length; i += 1) { | |
var modIndex = i + modPoly.getLength() - ecdata[r].length; | |
ecdata[r][i] = (modIndex >= 0)? modPoly.getAt(modIndex) : 0; | |
} | |
} | |
var totalCodeCount = 0; | |
for (var i = 0; i < rsBlocks.length; i += 1) { | |
totalCodeCount += rsBlocks[i].totalCount; | |
} | |
var data = new Array(totalCodeCount); | |
var index = 0; | |
for (var i = 0; i < maxDcCount; i += 1) { | |
for (var r = 0; r < rsBlocks.length; r += 1) { | |
if (i < dcdata[r].length) { | |
data[index] = dcdata[r][i]; | |
index += 1; | |
} | |
} | |
} | |
for (var i = 0; i < maxEcCount; i += 1) { | |
for (var r = 0; r < rsBlocks.length; r += 1) { | |
if (i < ecdata[r].length) { | |
data[index] = ecdata[r][i]; | |
index += 1; | |
} | |
} | |
} | |
return data; | |
}; | |
var createData = function(typeNumber, errorCorrectionLevel, dataList) { | |
var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectionLevel); | |
var buffer = qrBitBuffer(); | |
for (var i = 0; i < dataList.length; i += 1) { | |
var data = dataList[i]; | |
buffer.put(data.getMode(), 4); | |
buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber) ); | |
data.write(buffer); | |
} | |
// calc num max data. | |
var totalDataCount = 0; | |
for (var i = 0; i < rsBlocks.length; i += 1) { | |
totalDataCount += rsBlocks[i].dataCount; | |
} | |
if (buffer.getLengthInBits() > totalDataCount * 8) { | |
throw 'code length overflow. (' | |
+ buffer.getLengthInBits() | |
+ '>' | |
+ totalDataCount * 8 | |
+ ')'; | |
} | |
// end code | |
if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) { | |
buffer.put(0, 4); | |
} | |
// padding | |
while (buffer.getLengthInBits() % 8 != 0) { | |
buffer.putBit(false); | |
} | |
// padding | |
while (true) { | |
if (buffer.getLengthInBits() >= totalDataCount * 8) { | |
break; | |
} | |
buffer.put(PAD0, 8); | |
if (buffer.getLengthInBits() >= totalDataCount * 8) { | |
break; | |
} | |
buffer.put(PAD1, 8); | |
} | |
return createBytes(buffer, rsBlocks); | |
}; | |
_this.addData = function(data, mode) { | |
mode = mode || 'Byte'; | |
var newData = null; | |
switch(mode) { | |
case 'Numeric' : | |
newData = qrNumber(data); | |
break; | |
case 'Alphanumeric' : | |
newData = qrAlphaNum(data); | |
break; | |
case 'Byte' : | |
newData = qr8BitByte(data); | |
break; | |
case 'Kanji' : | |
newData = qrKanji(data); | |
break; | |
default : | |
throw 'mode:' + mode; | |
} | |
_dataList.push(newData); | |
_dataCache = null; | |
}; | |
_this.isDark = function(row, col) { | |
if (row < 0 || _moduleCount <= row || col < 0 || _moduleCount <= col) { | |
throw row + ',' + col; | |
} | |
return _modules[row][col]; | |
}; | |
_this.getModuleCount = function() { | |
return _moduleCount; | |
}; | |
_this.make = function() { | |
if (_typeNumber < 1) { | |
var typeNumber = 1; | |
for (; typeNumber < 40; typeNumber++) { | |
var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, _errorCorrectionLevel); | |
var buffer = qrBitBuffer(); | |
for (var i = 0; i < _dataList.length; i++) { | |
var data = _dataList[i]; | |
buffer.put(data.getMode(), 4); | |
buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber) ); | |
data.write(buffer); | |
} | |
var totalDataCount = 0; | |
for (var i = 0; i < rsBlocks.length; i++) { | |
totalDataCount += rsBlocks[i].dataCount; | |
} | |
if (buffer.getLengthInBits() <= totalDataCount * 8) { | |
break; | |
} | |
} | |
_typeNumber = typeNumber; | |
} | |
makeImpl(false, getBestMaskPattern() ); | |
}; | |
_this.createTableTag = function(cellSize, margin) { | |
cellSize = cellSize || 2; | |
margin = (typeof margin == 'undefined')? cellSize * 4 : margin; | |
var qrHtml = ''; | |
qrHtml += '<table style="'; | |
qrHtml += ' border-width: 0px; border-style: none;'; | |
qrHtml += ' border-collapse: collapse;'; | |
qrHtml += ' padding: 0px; margin: ' + margin + 'px;'; | |
qrHtml += '">'; | |
qrHtml += '<tbody>'; | |
for (var r = 0; r < _this.getModuleCount(); r += 1) { | |
qrHtml += '<tr>'; | |
for (var c = 0; c < _this.getModuleCount(); c += 1) { | |
qrHtml += '<td style="'; | |
qrHtml += ' border-width: 0px; border-style: none;'; | |
qrHtml += ' border-collapse: collapse;'; | |
qrHtml += ' padding: 0px; margin: 0px;'; | |
qrHtml += ' width: ' + cellSize + 'px;'; | |
qrHtml += ' height: ' + cellSize + 'px;'; | |
qrHtml += ' background-color: '; | |
qrHtml += _this.isDark(r, c)? '#000000' : '#ffffff'; | |
qrHtml += ';'; | |
qrHtml += '"/>'; | |
} | |
qrHtml += '</tr>'; | |
} | |
qrHtml += '</tbody>'; | |
qrHtml += '</table>'; | |
return qrHtml; | |
}; | |
_this.createSvgTag = function(cellSize, margin, alt, title) { | |
var opts = {}; | |
if (typeof arguments[0] == 'object') { | |
// Called by options. | |
opts = arguments[0]; | |
// overwrite cellSize and margin. | |
cellSize = opts.cellSize; | |
margin = opts.margin; | |
alt = opts.alt; | |
title = opts.title; | |
} | |
cellSize = cellSize || 2; | |
margin = (typeof margin == 'undefined')? cellSize * 4 : margin; | |
// Compose alt property surrogate | |
alt = (typeof alt === 'string') ? {text: alt} : alt || {}; | |
alt.text = alt.text || null; | |
alt.id = (alt.text) ? alt.id || 'qrcode-description' : null; | |
// Compose title property surrogate | |
title = (typeof title === 'string') ? {text: title} : title || {}; | |
title.text = title.text || null; | |
title.id = (title.text) ? title.id || 'qrcode-title' : null; | |
var size = _this.getModuleCount() * cellSize + margin * 2; | |
var c, mc, r, mr, qrSvg='', rect; | |
rect = 'l' + cellSize + ',0 0,' + cellSize + | |
' -' + cellSize + ',0 0,-' + cellSize + 'z '; | |
qrSvg += '<svg version="1.1" xmlns="http://www.w3.org/2000/svg"'; | |
qrSvg += !opts.scalable ? ' width="' + size + 'px" height="' + size + 'px"' : ''; | |
qrSvg += ' viewBox="0 0 ' + size + ' ' + size + '" '; | |
qrSvg += ' preserveAspectRatio="xMinYMin meet"'; | |
qrSvg += (title.text || alt.text) ? ' role="img" aria-labelledby="' + | |
escapeXml([title.id, alt.id].join(' ').trim() ) + '"' : ''; | |
qrSvg += '>'; | |
qrSvg += (title.text) ? '<title id="' + escapeXml(title.id) + '">' + | |
escapeXml(title.text) + '</title>' : ''; | |
qrSvg += (alt.text) ? '<description id="' + escapeXml(alt.id) + '">' + | |
escapeXml(alt.text) + '</description>' : ''; | |
qrSvg += '<rect width="100%" height="100%" fill="white" cx="0" cy="0"/>'; | |
qrSvg += '<path d="'; | |
for (r = 0; r < _this.getModuleCount(); r += 1) { | |
mr = r * cellSize + margin; | |
for (c = 0; c < _this.getModuleCount(); c += 1) { | |
if (_this.isDark(r, c) ) { | |
mc = c*cellSize+margin; | |
qrSvg += 'M' + mc + ',' + mr + rect; | |
} | |
} | |
} | |
qrSvg += '" stroke="transparent" fill="black"/>'; | |
qrSvg += '</svg>'; | |
return qrSvg; | |
}; | |
_this.createDataURL = function(cellSize, margin) { | |
cellSize = cellSize || 2; | |
margin = (typeof margin == 'undefined')? cellSize * 4 : margin; | |
var size = _this.getModuleCount() * cellSize + margin * 2; | |
var min = margin; | |
var max = size - margin; | |
return createDataURL(size, size, function(x, y) { | |
if (min <= x && x < max && min <= y && y < max) { | |
var c = Math.floor( (x - min) / cellSize); | |
var r = Math.floor( (y - min) / cellSize); | |
return _this.isDark(r, c)? 0 : 1; | |
} else { | |
return 1; | |
} | |
} ); | |
}; | |
_this.createImgTag = function(cellSize, margin, alt) { | |
cellSize = cellSize || 2; | |
margin = (typeof margin == 'undefined')? cellSize * 4 : margin; | |
var size = _this.getModuleCount() * cellSize + margin * 2; | |
var img = ''; | |
img += '<img'; | |
img += '\u0020src="'; | |
img += _this.createDataURL(cellSize, margin); | |
img += '"'; | |
img += '\u0020width="'; | |
img += size; | |
img += '"'; | |
img += '\u0020height="'; | |
img += size; | |
img += '"'; | |
if (alt) { | |
img += '\u0020alt="'; | |
img += escapeXml(alt); | |
img += '"'; | |
} | |
img += '/>'; | |
return img; | |
}; | |
var escapeXml = function(s) { | |
var escaped = ''; | |
for (var i = 0; i < s.length; i += 1) { | |
var c = s.charAt(i); | |
switch(c) { | |
case '<': escaped += '<'; break; | |
case '>': escaped += '>'; break; | |
case '&': escaped += '&'; break; | |
case '"': escaped += '"'; break; | |
default : escaped += c; break; | |
} | |
} | |
return escaped; | |
}; | |
var _createHalfASCII = function(margin) { | |
var cellSize = 1; | |
margin = (typeof margin == 'undefined')? cellSize * 2 : margin; | |
var size = _this.getModuleCount() * cellSize + margin * 2; | |
var min = margin; | |
var max = size - margin; | |
var y, x, r1, r2, p; | |
var blocks = { | |
'██': '█', | |
'█ ': '▀', | |
' █': '▄', | |
' ': ' ' | |
}; | |
var blocksLastLineNoMargin = { | |
'██': '▀', | |
'█ ': '▀', | |
' █': ' ', | |
' ': ' ' | |
}; | |
var ascii = ''; | |
for (y = 0; y < size; y += 2) { | |
r1 = Math.floor((y - min) / cellSize); | |
r2 = Math.floor((y + 1 - min) / cellSize); | |
for (x = 0; x < size; x += 1) { | |
p = '█'; | |
if (min <= x && x < max && min <= y && y < max && _this.isDark(r1, Math.floor((x - min) / cellSize))) { | |
p = ' '; | |
} | |
if (min <= x && x < max && min <= y+1 && y+1 < max && _this.isDark(r2, Math.floor((x - min) / cellSize))) { | |
p += ' '; | |
} | |
else { | |
p += '█'; | |
} | |
// Output 2 characters per pixel, to create full square. 1 character per pixels gives only half width of square. | |
ascii += (margin < 1 && y+1 >= max) ? blocksLastLineNoMargin[p] : blocks[p]; | |
} | |
ascii += '\n'; | |
} | |
if (size % 2 && margin > 0) { | |
return ascii.substring(0, ascii.length - size - 1) + Array(size+1).join('▀'); | |
} | |
return ascii.substring(0, ascii.length-1); | |
}; | |
_this.createASCII = function(cellSize, margin) { | |
cellSize = cellSize || 1; | |
if (cellSize < 2) { | |
return _createHalfASCII(margin); | |
} | |
cellSize -= 1; | |
margin = (typeof margin == 'undefined')? cellSize * 2 : margin; | |
var size = _this.getModuleCount() * cellSize + margin * 2; | |
var min = margin; | |
var max = size - margin; | |
var y, x, r, p; | |
var white = Array(cellSize+1).join('██'); | |
var black = Array(cellSize+1).join(' '); | |
var ascii = ''; | |
var line = ''; | |
for (y = 0; y < size; y += 1) { | |
r = Math.floor( (y - min) / cellSize); | |
line = ''; | |
for (x = 0; x < size; x += 1) { | |
p = 1; | |
if (min <= x && x < max && min <= y && y < max && _this.isDark(r, Math.floor((x - min) / cellSize))) { | |
p = 0; | |
} | |
// Output 2 characters per pixel, to create full square. 1 character per pixels gives only half width of square. | |
line += p ? white : black; | |
} | |
for (r = 0; r < cellSize; r += 1) { | |
ascii += line + '\n'; | |
} | |
} | |
return ascii.substring(0, ascii.length-1); | |
}; | |
_this.renderTo2dContext = function(context, cellSize) { | |
cellSize = cellSize || 2; | |
var length = _this.getModuleCount(); | |
for (var row = 0; row < length; row++) { | |
for (var col = 0; col < length; col++) { | |
context.fillStyle = _this.isDark(row, col) ? 'black' : 'white'; | |
context.fillRect(row * cellSize, col * cellSize, cellSize, cellSize); | |
} | |
} | |
} | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// qrcode.stringToBytes | |
//--------------------------------------------------------------------- | |
qrcode.stringToBytesFuncs = { | |
'default' : function(s) { | |
var bytes = []; | |
for (var i = 0; i < s.length; i += 1) { | |
var c = s.charCodeAt(i); | |
bytes.push(c & 0xff); | |
} | |
return bytes; | |
} | |
}; | |
qrcode.stringToBytes = qrcode.stringToBytesFuncs['default']; | |
//--------------------------------------------------------------------- | |
// qrcode.createStringToBytes | |
//--------------------------------------------------------------------- | |
/** | |
* @param unicodeData base64 string of byte array. | |
* [16bit Unicode],[16bit Bytes], ... | |
* @param numChars | |
*/ | |
qrcode.createStringToBytes = function(unicodeData, numChars) { | |
// create conversion map. | |
var unicodeMap = function() { | |
var bin = base64DecodeInputStream(unicodeData); | |
var read = function() { | |
var b = bin.read(); | |
if (b == -1) throw 'eof'; | |
return b; | |
}; | |
var count = 0; | |
var unicodeMap = {}; | |
while (true) { | |
var b0 = bin.read(); | |
if (b0 == -1) break; | |
var b1 = read(); | |
var b2 = read(); | |
var b3 = read(); | |
var k = String.fromCharCode( (b0 << 8) | b1); | |
var v = (b2 << 8) | b3; | |
unicodeMap[k] = v; | |
count += 1; | |
} | |
if (count != numChars) { | |
throw count + ' != ' + numChars; | |
} | |
return unicodeMap; | |
}(); | |
var unknownChar = '?'.charCodeAt(0); | |
return function(s) { | |
var bytes = []; | |
for (var i = 0; i < s.length; i += 1) { | |
var c = s.charCodeAt(i); | |
if (c < 128) { | |
bytes.push(c); | |
} else { | |
var b = unicodeMap[s.charAt(i)]; | |
if (typeof b == 'number') { | |
if ( (b & 0xff) == b) { | |
// 1byte | |
bytes.push(b); | |
} else { | |
// 2bytes | |
bytes.push(b >>> 8); | |
bytes.push(b & 0xff); | |
} | |
} else { | |
bytes.push(unknownChar); | |
} | |
} | |
} | |
return bytes; | |
}; | |
}; | |
//--------------------------------------------------------------------- | |
// QRMode | |
//--------------------------------------------------------------------- | |
var QRMode = { | |
MODE_NUMBER : 1 << 0, | |
MODE_ALPHA_NUM : 1 << 1, | |
MODE_8BIT_BYTE : 1 << 2, | |
MODE_KANJI : 1 << 3 | |
}; | |
//--------------------------------------------------------------------- | |
// QRErrorCorrectionLevel | |
//--------------------------------------------------------------------- | |
var QRErrorCorrectionLevel = { | |
L : 1, | |
M : 0, | |
Q : 3, | |
H : 2 | |
}; | |
//--------------------------------------------------------------------- | |
// QRMaskPattern | |
//--------------------------------------------------------------------- | |
var QRMaskPattern = { | |
PATTERN000 : 0, | |
PATTERN001 : 1, | |
PATTERN010 : 2, | |
PATTERN011 : 3, | |
PATTERN100 : 4, | |
PATTERN101 : 5, | |
PATTERN110 : 6, | |
PATTERN111 : 7 | |
}; | |
//--------------------------------------------------------------------- | |
// QRUtil | |
//--------------------------------------------------------------------- | |
var QRUtil = function() { | |
var PATTERN_POSITION_TABLE = [ | |
[], | |
[6, 18], | |
[6, 22], | |
[6, 26], | |
[6, 30], | |
[6, 34], | |
[6, 22, 38], | |
[6, 24, 42], | |
[6, 26, 46], | |
[6, 28, 50], | |
[6, 30, 54], | |
[6, 32, 58], | |
[6, 34, 62], | |
[6, 26, 46, 66], | |
[6, 26, 48, 70], | |
[6, 26, 50, 74], | |
[6, 30, 54, 78], | |
[6, 30, 56, 82], | |
[6, 30, 58, 86], | |
[6, 34, 62, 90], | |
[6, 28, 50, 72, 94], | |
[6, 26, 50, 74, 98], | |
[6, 30, 54, 78, 102], | |
[6, 28, 54, 80, 106], | |
[6, 32, 58, 84, 110], | |
[6, 30, 58, 86, 114], | |
[6, 34, 62, 90, 118], | |
[6, 26, 50, 74, 98, 122], | |
[6, 30, 54, 78, 102, 126], | |
[6, 26, 52, 78, 104, 130], | |
[6, 30, 56, 82, 108, 134], | |
[6, 34, 60, 86, 112, 138], | |
[6, 30, 58, 86, 114, 142], | |
[6, 34, 62, 90, 118, 146], | |
[6, 30, 54, 78, 102, 126, 150], | |
[6, 24, 50, 76, 102, 128, 154], | |
[6, 28, 54, 80, 106, 132, 158], | |
[6, 32, 58, 84, 110, 136, 162], | |
[6, 26, 54, 82, 110, 138, 166], | |
[6, 30, 58, 86, 114, 142, 170] | |
]; | |
var G15 = (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0); | |
var G18 = (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0); | |
var G15_MASK = (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1); | |
var _this = {}; | |
var getBCHDigit = function(data) { | |
var digit = 0; | |
while (data != 0) { | |
digit += 1; | |
data >>>= 1; | |
} | |
return digit; | |
}; | |
_this.getBCHTypeInfo = function(data) { | |
var d = data << 10; | |
while (getBCHDigit(d) - getBCHDigit(G15) >= 0) { | |
d ^= (G15 << (getBCHDigit(d) - getBCHDigit(G15) ) ); | |
} | |
return ( (data << 10) | d) ^ G15_MASK; | |
}; | |
_this.getBCHTypeNumber = function(data) { | |
var d = data << 12; | |
while (getBCHDigit(d) - getBCHDigit(G18) >= 0) { | |
d ^= (G18 << (getBCHDigit(d) - getBCHDigit(G18) ) ); | |
} | |
return (data << 12) | d; | |
}; | |
_this.getPatternPosition = function(typeNumber) { | |
return PATTERN_POSITION_TABLE[typeNumber - 1]; | |
}; | |
_this.getMaskFunction = function(maskPattern) { | |
switch (maskPattern) { | |
case QRMaskPattern.PATTERN000 : | |
return function(i, j) { return (i + j) % 2 == 0; }; | |
case QRMaskPattern.PATTERN001 : | |
return function(i, j) { return i % 2 == 0; }; | |
case QRMaskPattern.PATTERN010 : | |
return function(i, j) { return j % 3 == 0; }; | |
case QRMaskPattern.PATTERN011 : | |
return function(i, j) { return (i + j) % 3 == 0; }; | |
case QRMaskPattern.PATTERN100 : | |
return function(i, j) { return (Math.floor(i / 2) + Math.floor(j / 3) ) % 2 == 0; }; | |
case QRMaskPattern.PATTERN101 : | |
return function(i, j) { return (i * j) % 2 + (i * j) % 3 == 0; }; | |
case QRMaskPattern.PATTERN110 : | |
return function(i, j) { return ( (i * j) % 2 + (i * j) % 3) % 2 == 0; }; | |
case QRMaskPattern.PATTERN111 : | |
return function(i, j) { return ( (i * j) % 3 + (i + j) % 2) % 2 == 0; }; | |
default : | |
throw 'bad maskPattern:' + maskPattern; | |
} | |
}; | |
_this.getErrorCorrectPolynomial = function(errorCorrectLength) { | |
var a = qrPolynomial([1], 0); | |
for (var i = 0; i < errorCorrectLength; i += 1) { | |
a = a.multiply(qrPolynomial([1, QRMath.gexp(i)], 0) ); | |
} | |
return a; | |
}; | |
_this.getLengthInBits = function(mode, type) { | |
if (1 <= type && type < 10) { | |
// 1 - 9 | |
switch(mode) { | |
case QRMode.MODE_NUMBER : return 10; | |
case QRMode.MODE_ALPHA_NUM : return 9; | |
case QRMode.MODE_8BIT_BYTE : return 8; | |
case QRMode.MODE_KANJI : return 8; | |
default : | |
throw 'mode:' + mode; | |
} | |
} else if (type < 27) { | |
// 10 - 26 | |
switch(mode) { | |
case QRMode.MODE_NUMBER : return 12; | |
case QRMode.MODE_ALPHA_NUM : return 11; | |
case QRMode.MODE_8BIT_BYTE : return 16; | |
case QRMode.MODE_KANJI : return 10; | |
default : | |
throw 'mode:' + mode; | |
} | |
} else if (type < 41) { | |
// 27 - 40 | |
switch(mode) { | |
case QRMode.MODE_NUMBER : return 14; | |
case QRMode.MODE_ALPHA_NUM : return 13; | |
case QRMode.MODE_8BIT_BYTE : return 16; | |
case QRMode.MODE_KANJI : return 12; | |
default : | |
throw 'mode:' + mode; | |
} | |
} else { | |
throw 'type:' + type; | |
} | |
}; | |
_this.getLostPoint = function(qrcode) { | |
var moduleCount = qrcode.getModuleCount(); | |
var lostPoint = 0; | |
// LEVEL1 | |
for (var row = 0; row < moduleCount; row += 1) { | |
for (var col = 0; col < moduleCount; col += 1) { | |
var sameCount = 0; | |
var dark = qrcode.isDark(row, col); | |
for (var r = -1; r <= 1; r += 1) { | |
if (row + r < 0 || moduleCount <= row + r) { | |
continue; | |
} | |
for (var c = -1; c <= 1; c += 1) { | |
if (col + c < 0 || moduleCount <= col + c) { | |
continue; | |
} | |
if (r == 0 && c == 0) { | |
continue; | |
} | |
if (dark == qrcode.isDark(row + r, col + c) ) { | |
sameCount += 1; | |
} | |
} | |
} | |
if (sameCount > 5) { | |
lostPoint += (3 + sameCount - 5); | |
} | |
} | |
}; | |
// LEVEL2 | |
for (var row = 0; row < moduleCount - 1; row += 1) { | |
for (var col = 0; col < moduleCount - 1; col += 1) { | |
var count = 0; | |
if (qrcode.isDark(row, col) ) count += 1; | |
if (qrcode.isDark(row + 1, col) ) count += 1; | |
if (qrcode.isDark(row, col + 1) ) count += 1; | |
if (qrcode.isDark(row + 1, col + 1) ) count += 1; | |
if (count == 0 || count == 4) { | |
lostPoint += 3; | |
} | |
} | |
} | |
// LEVEL3 | |
for (var row = 0; row < moduleCount; row += 1) { | |
for (var col = 0; col < moduleCount - 6; col += 1) { | |
if (qrcode.isDark(row, col) | |
&& !qrcode.isDark(row, col + 1) | |
&& qrcode.isDark(row, col + 2) | |
&& qrcode.isDark(row, col + 3) | |
&& qrcode.isDark(row, col + 4) | |
&& !qrcode.isDark(row, col + 5) | |
&& qrcode.isDark(row, col + 6) ) { | |
lostPoint += 40; | |
} | |
} | |
} | |
for (var col = 0; col < moduleCount; col += 1) { | |
for (var row = 0; row < moduleCount - 6; row += 1) { | |
if (qrcode.isDark(row, col) | |
&& !qrcode.isDark(row + 1, col) | |
&& qrcode.isDark(row + 2, col) | |
&& qrcode.isDark(row + 3, col) | |
&& qrcode.isDark(row + 4, col) | |
&& !qrcode.isDark(row + 5, col) | |
&& qrcode.isDark(row + 6, col) ) { | |
lostPoint += 40; | |
} | |
} | |
} | |
// LEVEL4 | |
var darkCount = 0; | |
for (var col = 0; col < moduleCount; col += 1) { | |
for (var row = 0; row < moduleCount; row += 1) { | |
if (qrcode.isDark(row, col) ) { | |
darkCount += 1; | |
} | |
} | |
} | |
var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5; | |
lostPoint += ratio * 10; | |
return lostPoint; | |
}; | |
return _this; | |
}(); | |
//--------------------------------------------------------------------- | |
// QRMath | |
//--------------------------------------------------------------------- | |
var QRMath = function() { | |
var EXP_TABLE = new Array(256); | |
var LOG_TABLE = new Array(256); | |
// initialize tables | |
for (var i = 0; i < 8; i += 1) { | |
EXP_TABLE[i] = 1 << i; | |
} | |
for (var i = 8; i < 256; i += 1) { | |
EXP_TABLE[i] = EXP_TABLE[i - 4] | |
^ EXP_TABLE[i - 5] | |
^ EXP_TABLE[i - 6] | |
^ EXP_TABLE[i - 8]; | |
} | |
for (var i = 0; i < 255; i += 1) { | |
LOG_TABLE[EXP_TABLE[i] ] = i; | |
} | |
var _this = {}; | |
_this.glog = function(n) { | |
if (n < 1) { | |
throw 'glog(' + n + ')'; | |
} | |
return LOG_TABLE[n]; | |
}; | |
_this.gexp = function(n) { | |
while (n < 0) { | |
n += 255; | |
} | |
while (n >= 256) { | |
n -= 255; | |
} | |
return EXP_TABLE[n]; | |
}; | |
return _this; | |
}(); | |
//--------------------------------------------------------------------- | |
// qrPolynomial | |
//--------------------------------------------------------------------- | |
function qrPolynomial(num, shift) { | |
if (typeof num.length == 'undefined') { | |
throw num.length + '/' + shift; | |
} | |
var _num = function() { | |
var offset = 0; | |
while (offset < num.length && num[offset] == 0) { | |
offset += 1; | |
} | |
var _num = new Array(num.length - offset + shift); | |
for (var i = 0; i < num.length - offset; i += 1) { | |
_num[i] = num[i + offset]; | |
} | |
return _num; | |
}(); | |
var _this = {}; | |
_this.getAt = function(index) { | |
return _num[index]; | |
}; | |
_this.getLength = function() { | |
return _num.length; | |
}; | |
_this.multiply = function(e) { | |
var num = new Array(_this.getLength() + e.getLength() - 1); | |
for (var i = 0; i < _this.getLength(); i += 1) { | |
for (var j = 0; j < e.getLength(); j += 1) { | |
num[i + j] ^= QRMath.gexp(QRMath.glog(_this.getAt(i) ) + QRMath.glog(e.getAt(j) ) ); | |
} | |
} | |
return qrPolynomial(num, 0); | |
}; | |
_this.mod = function(e) { | |
if (_this.getLength() - e.getLength() < 0) { | |
return _this; | |
} | |
var ratio = QRMath.glog(_this.getAt(0) ) - QRMath.glog(e.getAt(0) ); | |
var num = new Array(_this.getLength() ); | |
for (var i = 0; i < _this.getLength(); i += 1) { | |
num[i] = _this.getAt(i); | |
} | |
for (var i = 0; i < e.getLength(); i += 1) { | |
num[i] ^= QRMath.gexp(QRMath.glog(e.getAt(i) ) + ratio); | |
} | |
// recursive call | |
return qrPolynomial(num, 0).mod(e); | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// QRRSBlock | |
//--------------------------------------------------------------------- | |
var QRRSBlock = function() { | |
var RS_BLOCK_TABLE = [ | |
// L | |
// M | |
// Q | |
// H | |
// 1 | |
[1, 26, 19], | |
[1, 26, 16], | |
[1, 26, 13], | |
[1, 26, 9], | |
// 2 | |
[1, 44, 34], | |
[1, 44, 28], | |
[1, 44, 22], | |
[1, 44, 16], | |
// 3 | |
[1, 70, 55], | |
[1, 70, 44], | |
[2, 35, 17], | |
[2, 35, 13], | |
// 4 | |
[1, 100, 80], | |
[2, 50, 32], | |
[2, 50, 24], | |
[4, 25, 9], | |
// 5 | |
[1, 134, 108], | |
[2, 67, 43], | |
[2, 33, 15, 2, 34, 16], | |
[2, 33, 11, 2, 34, 12], | |
// 6 | |
[2, 86, 68], | |
[4, 43, 27], | |
[4, 43, 19], | |
[4, 43, 15], | |
// 7 | |
[2, 98, 78], | |
[4, 49, 31], | |
[2, 32, 14, 4, 33, 15], | |
[4, 39, 13, 1, 40, 14], | |
// 8 | |
[2, 121, 97], | |
[2, 60, 38, 2, 61, 39], | |
[4, 40, 18, 2, 41, 19], | |
[4, 40, 14, 2, 41, 15], | |
// 9 | |
[2, 146, 116], | |
[3, 58, 36, 2, 59, 37], | |
[4, 36, 16, 4, 37, 17], | |
[4, 36, 12, 4, 37, 13], | |
// 10 | |
[2, 86, 68, 2, 87, 69], | |
[4, 69, 43, 1, 70, 44], | |
[6, 43, 19, 2, 44, 20], | |
[6, 43, 15, 2, 44, 16], | |
// 11 | |
[4, 101, 81], | |
[1, 80, 50, 4, 81, 51], | |
[4, 50, 22, 4, 51, 23], | |
[3, 36, 12, 8, 37, 13], | |
// 12 | |
[2, 116, 92, 2, 117, 93], | |
[6, 58, 36, 2, 59, 37], | |
[4, 46, 20, 6, 47, 21], | |
[7, 42, 14, 4, 43, 15], | |
// 13 | |
[4, 133, 107], | |
[8, 59, 37, 1, 60, 38], | |
[8, 44, 20, 4, 45, 21], | |
[12, 33, 11, 4, 34, 12], | |
// 14 | |
[3, 145, 115, 1, 146, 116], | |
[4, 64, 40, 5, 65, 41], | |
[11, 36, 16, 5, 37, 17], | |
[11, 36, 12, 5, 37, 13], | |
// 15 | |
[5, 109, 87, 1, 110, 88], | |
[5, 65, 41, 5, 66, 42], | |
[5, 54, 24, 7, 55, 25], | |
[11, 36, 12, 7, 37, 13], | |
// 16 | |
[5, 122, 98, 1, 123, 99], | |
[7, 73, 45, 3, 74, 46], | |
[15, 43, 19, 2, 44, 20], | |
[3, 45, 15, 13, 46, 16], | |
// 17 | |
[1, 135, 107, 5, 136, 108], | |
[10, 74, 46, 1, 75, 47], | |
[1, 50, 22, 15, 51, 23], | |
[2, 42, 14, 17, 43, 15], | |
// 18 | |
[5, 150, 120, 1, 151, 121], | |
[9, 69, 43, 4, 70, 44], | |
[17, 50, 22, 1, 51, 23], | |
[2, 42, 14, 19, 43, 15], | |
// 19 | |
[3, 141, 113, 4, 142, 114], | |
[3, 70, 44, 11, 71, 45], | |
[17, 47, 21, 4, 48, 22], | |
[9, 39, 13, 16, 40, 14], | |
// 20 | |
[3, 135, 107, 5, 136, 108], | |
[3, 67, 41, 13, 68, 42], | |
[15, 54, 24, 5, 55, 25], | |
[15, 43, 15, 10, 44, 16], | |
// 21 | |
[4, 144, 116, 4, 145, 117], | |
[17, 68, 42], | |
[17, 50, 22, 6, 51, 23], | |
[19, 46, 16, 6, 47, 17], | |
// 22 | |
[2, 139, 111, 7, 140, 112], | |
[17, 74, 46], | |
[7, 54, 24, 16, 55, 25], | |
[34, 37, 13], | |
// 23 | |
[4, 151, 121, 5, 152, 122], | |
[4, 75, 47, 14, 76, 48], | |
[11, 54, 24, 14, 55, 25], | |
[16, 45, 15, 14, 46, 16], | |
// 24 | |
[6, 147, 117, 4, 148, 118], | |
[6, 73, 45, 14, 74, 46], | |
[11, 54, 24, 16, 55, 25], | |
[30, 46, 16, 2, 47, 17], | |
// 25 | |
[8, 132, 106, 4, 133, 107], | |
[8, 75, 47, 13, 76, 48], | |
[7, 54, 24, 22, 55, 25], | |
[22, 45, 15, 13, 46, 16], | |
// 26 | |
[10, 142, 114, 2, 143, 115], | |
[19, 74, 46, 4, 75, 47], | |
[28, 50, 22, 6, 51, 23], | |
[33, 46, 16, 4, 47, 17], | |
// 27 | |
[8, 152, 122, 4, 153, 123], | |
[22, 73, 45, 3, 74, 46], | |
[8, 53, 23, 26, 54, 24], | |
[12, 45, 15, 28, 46, 16], | |
// 28 | |
[3, 147, 117, 10, 148, 118], | |
[3, 73, 45, 23, 74, 46], | |
[4, 54, 24, 31, 55, 25], | |
[11, 45, 15, 31, 46, 16], | |
// 29 | |
[7, 146, 116, 7, 147, 117], | |
[21, 73, 45, 7, 74, 46], | |
[1, 53, 23, 37, 54, 24], | |
[19, 45, 15, 26, 46, 16], | |
// 30 | |
[5, 145, 115, 10, 146, 116], | |
[19, 75, 47, 10, 76, 48], | |
[15, 54, 24, 25, 55, 25], | |
[23, 45, 15, 25, 46, 16], | |
// 31 | |
[13, 145, 115, 3, 146, 116], | |
[2, 74, 46, 29, 75, 47], | |
[42, 54, 24, 1, 55, 25], | |
[23, 45, 15, 28, 46, 16], | |
// 32 | |
[17, 145, 115], | |
[10, 74, 46, 23, 75, 47], | |
[10, 54, 24, 35, 55, 25], | |
[19, 45, 15, 35, 46, 16], | |
// 33 | |
[17, 145, 115, 1, 146, 116], | |
[14, 74, 46, 21, 75, 47], | |
[29, 54, 24, 19, 55, 25], | |
[11, 45, 15, 46, 46, 16], | |
// 34 | |
[13, 145, 115, 6, 146, 116], | |
[14, 74, 46, 23, 75, 47], | |
[44, 54, 24, 7, 55, 25], | |
[59, 46, 16, 1, 47, 17], | |
// 35 | |
[12, 151, 121, 7, 152, 122], | |
[12, 75, 47, 26, 76, 48], | |
[39, 54, 24, 14, 55, 25], | |
[22, 45, 15, 41, 46, 16], | |
// 36 | |
[6, 151, 121, 14, 152, 122], | |
[6, 75, 47, 34, 76, 48], | |
[46, 54, 24, 10, 55, 25], | |
[2, 45, 15, 64, 46, 16], | |
// 37 | |
[17, 152, 122, 4, 153, 123], | |
[29, 74, 46, 14, 75, 47], | |
[49, 54, 24, 10, 55, 25], | |
[24, 45, 15, 46, 46, 16], | |
// 38 | |
[4, 152, 122, 18, 153, 123], | |
[13, 74, 46, 32, 75, 47], | |
[48, 54, 24, 14, 55, 25], | |
[42, 45, 15, 32, 46, 16], | |
// 39 | |
[20, 147, 117, 4, 148, 118], | |
[40, 75, 47, 7, 76, 48], | |
[43, 54, 24, 22, 55, 25], | |
[10, 45, 15, 67, 46, 16], | |
// 40 | |
[19, 148, 118, 6, 149, 119], | |
[18, 75, 47, 31, 76, 48], | |
[34, 54, 24, 34, 55, 25], | |
[20, 45, 15, 61, 46, 16] | |
]; | |
var qrRSBlock = function(totalCount, dataCount) { | |
var _this = {}; | |
_this.totalCount = totalCount; | |
_this.dataCount = dataCount; | |
return _this; | |
}; | |
var _this = {}; | |
var getRsBlockTable = function(typeNumber, errorCorrectionLevel) { | |
switch(errorCorrectionLevel) { | |
case QRErrorCorrectionLevel.L : | |
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]; | |
case QRErrorCorrectionLevel.M : | |
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]; | |
case QRErrorCorrectionLevel.Q : | |
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]; | |
case QRErrorCorrectionLevel.H : | |
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]; | |
default : | |
return undefined; | |
} | |
}; | |
_this.getRSBlocks = function(typeNumber, errorCorrectionLevel) { | |
var rsBlock = getRsBlockTable(typeNumber, errorCorrectionLevel); | |
if (typeof rsBlock == 'undefined') { | |
throw 'bad rs block @ typeNumber:' + typeNumber + | |
'/errorCorrectionLevel:' + errorCorrectionLevel; | |
} | |
var length = rsBlock.length / 3; | |
var list = []; | |
for (var i = 0; i < length; i += 1) { | |
var count = rsBlock[i * 3 + 0]; | |
var totalCount = rsBlock[i * 3 + 1]; | |
var dataCount = rsBlock[i * 3 + 2]; | |
for (var j = 0; j < count; j += 1) { | |
list.push(qrRSBlock(totalCount, dataCount) ); | |
} | |
} | |
return list; | |
}; | |
return _this; | |
}(); | |
//--------------------------------------------------------------------- | |
// qrBitBuffer | |
//--------------------------------------------------------------------- | |
var qrBitBuffer = function() { | |
var _buffer = []; | |
var _length = 0; | |
var _this = {}; | |
_this.getBuffer = function() { | |
return _buffer; | |
}; | |
_this.getAt = function(index) { | |
var bufIndex = Math.floor(index / 8); | |
return ( (_buffer[bufIndex] >>> (7 - index % 8) ) & 1) == 1; | |
}; | |
_this.put = function(num, length) { | |
for (var i = 0; i < length; i += 1) { | |
_this.putBit( ( (num >>> (length - i - 1) ) & 1) == 1); | |
} | |
}; | |
_this.getLengthInBits = function() { | |
return _length; | |
}; | |
_this.putBit = function(bit) { | |
var bufIndex = Math.floor(_length / 8); | |
if (_buffer.length <= bufIndex) { | |
_buffer.push(0); | |
} | |
if (bit) { | |
_buffer[bufIndex] |= (0x80 >>> (_length % 8) ); | |
} | |
_length += 1; | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// qrNumber | |
//--------------------------------------------------------------------- | |
var qrNumber = function(data) { | |
var _mode = QRMode.MODE_NUMBER; | |
var _data = data; | |
var _this = {}; | |
_this.getMode = function() { | |
return _mode; | |
}; | |
_this.getLength = function(buffer) { | |
return _data.length; | |
}; | |
_this.write = function(buffer) { | |
var data = _data; | |
var i = 0; | |
while (i + 2 < data.length) { | |
buffer.put(strToNum(data.substring(i, i + 3) ), 10); | |
i += 3; | |
} | |
if (i < data.length) { | |
if (data.length - i == 1) { | |
buffer.put(strToNum(data.substring(i, i + 1) ), 4); | |
} else if (data.length - i == 2) { | |
buffer.put(strToNum(data.substring(i, i + 2) ), 7); | |
} | |
} | |
}; | |
var strToNum = function(s) { | |
var num = 0; | |
for (var i = 0; i < s.length; i += 1) { | |
num = num * 10 + chatToNum(s.charAt(i) ); | |
} | |
return num; | |
}; | |
var chatToNum = function(c) { | |
if ('0' <= c && c <= '9') { | |
return c.charCodeAt(0) - '0'.charCodeAt(0); | |
} | |
throw 'illegal char :' + c; | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// qrAlphaNum | |
//--------------------------------------------------------------------- | |
var qrAlphaNum = function(data) { | |
var _mode = QRMode.MODE_ALPHA_NUM; | |
var _data = data; | |
var _this = {}; | |
_this.getMode = function() { | |
return _mode; | |
}; | |
_this.getLength = function(buffer) { | |
return _data.length; | |
}; | |
_this.write = function(buffer) { | |
var s = _data; | |
var i = 0; | |
while (i + 1 < s.length) { | |
buffer.put( | |
getCode(s.charAt(i) ) * 45 + | |
getCode(s.charAt(i + 1) ), 11); | |
i += 2; | |
} | |
if (i < s.length) { | |
buffer.put(getCode(s.charAt(i) ), 6); | |
} | |
}; | |
var getCode = function(c) { | |
if ('0' <= c && c <= '9') { | |
return c.charCodeAt(0) - '0'.charCodeAt(0); | |
} else if ('A' <= c && c <= 'Z') { | |
return c.charCodeAt(0) - 'A'.charCodeAt(0) + 10; | |
} else { | |
switch (c) { | |
case ' ' : return 36; | |
case '$' : return 37; | |
case '%' : return 38; | |
case '*' : return 39; | |
case '+' : return 40; | |
case '-' : return 41; | |
case '.' : return 42; | |
case '/' : return 43; | |
case ':' : return 44; | |
default : | |
throw 'illegal char :' + c; | |
} | |
} | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// qr8BitByte | |
//--------------------------------------------------------------------- | |
var qr8BitByte = function(data) { | |
var _mode = QRMode.MODE_8BIT_BYTE; | |
var _data = data; | |
var _bytes = qrcode.stringToBytes(data); | |
var _this = {}; | |
_this.getMode = function() { | |
return _mode; | |
}; | |
_this.getLength = function(buffer) { | |
return _bytes.length; | |
}; | |
_this.write = function(buffer) { | |
for (var i = 0; i < _bytes.length; i += 1) { | |
buffer.put(_bytes[i], 8); | |
} | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// qrKanji | |
//--------------------------------------------------------------------- | |
var qrKanji = function(data) { | |
var _mode = QRMode.MODE_KANJI; | |
var _data = data; | |
var stringToBytes = qrcode.stringToBytesFuncs['SJIS']; | |
if (!stringToBytes) { | |
throw 'sjis not supported.'; | |
} | |
!function(c, code) { | |
// self test for sjis support. | |
var test = stringToBytes(c); | |
if (test.length != 2 || ( (test[0] << 8) | test[1]) != code) { | |
throw 'sjis not supported.'; | |
} | |
}('\u53cb', 0x9746); | |
var _bytes = stringToBytes(data); | |
var _this = {}; | |
_this.getMode = function() { | |
return _mode; | |
}; | |
_this.getLength = function(buffer) { | |
return ~~(_bytes.length / 2); | |
}; | |
_this.write = function(buffer) { | |
var data = _bytes; | |
var i = 0; | |
while (i + 1 < data.length) { | |
var c = ( (0xff & data[i]) << 8) | (0xff & data[i + 1]); | |
if (0x8140 <= c && c <= 0x9FFC) { | |
c -= 0x8140; | |
} else if (0xE040 <= c && c <= 0xEBBF) { | |
c -= 0xC140; | |
} else { | |
throw 'illegal char at ' + (i + 1) + '/' + c; | |
} | |
c = ( (c >>> 8) & 0xff) * 0xC0 + (c & 0xff); | |
buffer.put(c, 13); | |
i += 2; | |
} | |
if (i < data.length) { | |
throw 'illegal char at ' + (i + 1); | |
} | |
}; | |
return _this; | |
}; | |
//===================================================================== | |
// GIF Support etc. | |
// | |
//--------------------------------------------------------------------- | |
// byteArrayOutputStream | |
//--------------------------------------------------------------------- | |
var byteArrayOutputStream = function() { | |
var _bytes = []; | |
var _this = {}; | |
_this.writeByte = function(b) { | |
_bytes.push(b & 0xff); | |
}; | |
_this.writeShort = function(i) { | |
_this.writeByte(i); | |
_this.writeByte(i >>> 8); | |
}; | |
_this.writeBytes = function(b, off, len) { | |
off = off || 0; | |
len = len || b.length; | |
for (var i = 0; i < len; i += 1) { | |
_this.writeByte(b[i + off]); | |
} | |
}; | |
_this.writeString = function(s) { | |
for (var i = 0; i < s.length; i += 1) { | |
_this.writeByte(s.charCodeAt(i) ); | |
} | |
}; | |
_this.toByteArray = function() { | |
return _bytes; | |
}; | |
_this.toString = function() { | |
var s = ''; | |
s += '['; | |
for (var i = 0; i < _bytes.length; i += 1) { | |
if (i > 0) { | |
s += ','; | |
} | |
s += _bytes[i]; | |
} | |
s += ']'; | |
return s; | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// base64EncodeOutputStream | |
//--------------------------------------------------------------------- | |
var base64EncodeOutputStream = function() { | |
var _buffer = 0; | |
var _buflen = 0; | |
var _length = 0; | |
var _base64 = ''; | |
var _this = {}; | |
var writeEncoded = function(b) { | |
_base64 += String.fromCharCode(encode(b & 0x3f) ); | |
}; | |
var encode = function(n) { | |
if (n < 0) { | |
// error. | |
} else if (n < 26) { | |
return 0x41 + n; | |
} else if (n < 52) { | |
return 0x61 + (n - 26); | |
} else if (n < 62) { | |
return 0x30 + (n - 52); | |
} else if (n == 62) { | |
return 0x2b; | |
} else if (n == 63) { | |
return 0x2f; | |
} | |
throw 'n:' + n; | |
}; | |
_this.writeByte = function(n) { | |
_buffer = (_buffer << 8) | (n & 0xff); | |
_buflen += 8; | |
_length += 1; | |
while (_buflen >= 6) { | |
writeEncoded(_buffer >>> (_buflen - 6) ); | |
_buflen -= 6; | |
} | |
}; | |
_this.flush = function() { | |
if (_buflen > 0) { | |
writeEncoded(_buffer << (6 - _buflen) ); | |
_buffer = 0; | |
_buflen = 0; | |
} | |
if (_length % 3 != 0) { | |
// padding | |
var padlen = 3 - _length % 3; | |
for (var i = 0; i < padlen; i += 1) { | |
_base64 += '='; | |
} | |
} | |
}; | |
_this.toString = function() { | |
return _base64; | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// base64DecodeInputStream | |
//--------------------------------------------------------------------- | |
var base64DecodeInputStream = function(str) { | |
var _str = str; | |
var _pos = 0; | |
var _buffer = 0; | |
var _buflen = 0; | |
var _this = {}; | |
_this.read = function() { | |
while (_buflen < 8) { | |
if (_pos >= _str.length) { | |
if (_buflen == 0) { | |
return -1; | |
} | |
throw 'unexpected end of file./' + _buflen; | |
} | |
var c = _str.charAt(_pos); | |
_pos += 1; | |
if (c == '=') { | |
_buflen = 0; | |
return -1; | |
} else if (c.match(/^\s$/) ) { | |
// ignore if whitespace. | |
continue; | |
} | |
_buffer = (_buffer << 6) | decode(c.charCodeAt(0) ); | |
_buflen += 6; | |
} | |
var n = (_buffer >>> (_buflen - 8) ) & 0xff; | |
_buflen -= 8; | |
return n; | |
}; | |
var decode = function(c) { | |
if (0x41 <= c && c <= 0x5a) { | |
return c - 0x41; | |
} else if (0x61 <= c && c <= 0x7a) { | |
return c - 0x61 + 26; | |
} else if (0x30 <= c && c <= 0x39) { | |
return c - 0x30 + 52; | |
} else if (c == 0x2b) { | |
return 62; | |
} else if (c == 0x2f) { | |
return 63; | |
} else { | |
throw 'c:' + c; | |
} | |
}; | |
return _this; | |
}; | |
//--------------------------------------------------------------------- | |
// gifImage (B/W) | |
//--------------------------------------------------------------------- | |
var gifImage = function(width, height) { | |
var _width = width; | |
var _height = height; | |
var _data = new Array(width * height); | |
var _this = {}; | |
_this.setPixel = function(x, y, pixel) { | |
_data[y * _width + x] = pixel; | |
}; | |
_this.write = function(out) { | |
//--------------------------------- | |
// GIF Signature | |
out.writeString('GIF87a'); | |
//--------------------------------- | |
// Screen Descriptor | |
out.writeShort(_width); | |
out.writeShort(_height); | |
out.writeByte(0x80); // 2bit | |
out.writeByte(0); | |
out.writeByte(0); | |
//--------------------------------- | |
// Global Color Map | |
// black | |
out.writeByte(0x00); | |
out.writeByte(0x00); | |
out.writeByte(0x00); | |
// white | |
out.writeByte(0xff); | |
out.writeByte(0xff); | |
out.writeByte(0xff); | |
//--------------------------------- | |
// Image Descriptor | |
out.writeString(','); | |
out.writeShort(0); | |
out.writeShort(0); | |
out.writeShort(_width); | |
out.writeShort(_height); | |
out.writeByte(0); | |
//--------------------------------- | |
// Local Color Map | |
//--------------------------------- | |
// Raster Data | |
var lzwMinCodeSize = 2; | |
var raster = getLZWRaster(lzwMinCodeSize); | |
out.writeByte(lzwMinCodeSize); | |
var offset = 0; | |
while (raster.length - offset > 255) { | |
out.writeByte(255); | |
out.writeBytes(raster, offset, 255); | |
offset += 255; | |
} | |
out.writeByte(raster.length - offset); | |
out.writeBytes(raster, offset, raster.length - offset); | |
out.writeByte(0x00); | |
//--------------------------------- | |
// GIF Terminator | |
out.writeString(';'); | |
}; | |
var bitOutputStream = function(out) { | |
var _out = out; | |
var _bitLength = 0; | |
var _bitBuffer = 0; | |
var _this = {}; | |
_this.write = function(data, length) { | |
if ( (data >>> length) != 0) { | |
throw 'length over'; | |
} | |
while (_bitLength + length >= 8) { | |
_out.writeByte(0xff & ( (data << _bitLength) | _bitBuffer) ); | |
length -= (8 - _bitLength); | |
data >>>= (8 - _bitLength); | |
_bitBuffer = 0; | |
_bitLength = 0; | |
} | |
_bitBuffer = (data << _bitLength) | _bitBuffer; | |
_bitLength = _bitLength + length; | |
}; | |
_this.flush = function() { | |
if (_bitLength > 0) { | |
_out.writeByte(_bitBuffer); | |
} | |
}; | |
return _this; | |
}; | |
var getLZWRaster = function(lzwMinCodeSize) { | |
var clearCode = 1 << lzwMinCodeSize; | |
var endCode = (1 << lzwMinCodeSize) + 1; | |
var bitLength = lzwMinCodeSize + 1; | |
// Setup LZWTable | |
var table = lzwTable(); | |
for (var i = 0; i < clearCode; i += 1) { | |
table.add(String.fromCharCode(i) ); | |
} | |
table.add(String.fromCharCode(clearCode) ); | |
table.add(String.fromCharCode(endCode) ); | |
var byteOut = byteArrayOutputStream(); | |
var bitOut = bitOutputStream(byteOut); | |
// clear code | |
bitOut.write(clearCode, bitLength); | |
var dataIndex = 0; | |
var s = String.fromCharCode(_data[dataIndex]); | |
dataIndex += 1; | |
while (dataIndex < _data.length) { | |
var c = String.fromCharCode(_data[dataIndex]); | |
dataIndex += 1; | |
if (table.contains(s + c) ) { | |
s = s + c; | |
} else { | |
bitOut.write(table.indexOf(s), bitLength); | |
if (table.size() < 0xfff) { | |
if (table.size() == (1 << bitLength) ) { | |
bitLength += 1; | |
} | |
table.add(s + c); | |
} | |
s = c; | |
} | |
} | |
bitOut.write(table.indexOf(s), bitLength); | |
// end code | |
bitOut.write(endCode, bitLength); | |
bitOut.flush(); | |
return byteOut.toByteArray(); | |
}; | |
var lzwTable = function() { | |
var _map = {}; | |
var _size = 0; | |
var _this = {}; | |
_this.add = function(key) { | |
if (_this.contains(key) ) { | |
throw 'dup key:' + key; | |
} | |
_map[key] = _size; | |
_size += 1; | |
}; | |
_this.size = function() { | |
return _size; | |
}; | |
_this.indexOf = function(key) { | |
return _map[key]; | |
}; | |
_this.contains = function(key) { | |
return typeof _map[key] != 'undefined'; | |
}; | |
return _this; | |
}; | |
return _this; | |
}; | |
var createDataURL = function(width, height, getPixel) { | |
var gif = gifImage(width, height); | |
for (var y = 0; y < height; y += 1) { | |
for (var x = 0; x < width; x += 1) { | |
gif.setPixel(x, y, getPixel(x, y) ); | |
} | |
} | |
var b = byteArrayOutputStream(); | |
gif.write(b); | |
var base64 = base64EncodeOutputStream(); | |
var bytes = b.toByteArray(); | |
for (var i = 0; i < bytes.length; i += 1) { | |
base64.writeByte(bytes[i]); | |
} | |
base64.flush(); | |
return 'data:image/gif;base64,' + base64; | |
}; | |
//--------------------------------------------------------------------- | |
// returns qrcode function. | |
return qrcode; | |
}(); | |
// multibyte support | |
!function() { | |
qrcode.stringToBytesFuncs['UTF-8'] = function(s) { | |
// http://stackoverflow.com/questions/18729405/how-to-convert-utf8-string-to-byte-array | |
function toUTF8Array(str) { | |
var utf8 = []; | |
for (var i=0; i < str.length; i++) { | |
var charcode = str.charCodeAt(i); | |
if (charcode < 0x80) utf8.push(charcode); | |
else if (charcode < 0x800) { | |
utf8.push(0xc0 | (charcode >> 6), | |
0x80 | (charcode & 0x3f)); | |
} | |
else if (charcode < 0xd800 || charcode >= 0xe000) { | |
utf8.push(0xe0 | (charcode >> 12), | |
0x80 | ((charcode>>6) & 0x3f), | |
0x80 | (charcode & 0x3f)); | |
} | |
// surrogate pair | |
else { | |
i++; | |
// UTF-16 encodes 0x10000-0x10FFFF by | |
// subtracting 0x10000 and splitting the | |
// 20 bits of 0x0-0xFFFFF into two halves | |
charcode = 0x10000 + (((charcode & 0x3ff)<<10) | |
| (str.charCodeAt(i) & 0x3ff)); | |
utf8.push(0xf0 | (charcode >>18), | |
0x80 | ((charcode>>12) & 0x3f), | |
0x80 | ((charcode>>6) & 0x3f), | |
0x80 | (charcode & 0x3f)); | |
} | |
} | |
return utf8; | |
} | |
return toUTF8Array(s); | |
}; | |
}(); | |
(function (factory) { | |
if (typeof define === 'function' && define.amd) { | |
define([], factory); | |
} else if (typeof exports === 'object') { | |
module.exports = factory(); | |
} | |
}(function () { | |
return qrcode; | |
})); | |
function createQr() { | |
console.log('creating qr code'); | |
const a = Array.from(document.querySelectorAll('.console-output b span[style*=green]')).find(span => span.innerHTML.indexOf('created') > 0).innerText.replace(' created','').replace('./zips/',''); | |
const pkg = a.replace(/-202[0-9].*cpk/,''); | |
const qr = qrcode(40,'L'); | |
const x = Array.from(document.querySelectorAll('.console-output a')).find(it => it.innerText.indexOf('?query=') > 0); | |
const search = x ? x.search : ''; | |
const url = `http://${location.hostname}:8000/${pkg}/zips/${a}${search}`; | |
console.log(url); | |
qr.addData(url); | |
const div = document.createElement('div'); | |
div.id = 'qrcode'; | |
document.querySelector('.console-output').prepend(div); | |
qr.make(); | |
div.innerHTML = qr.createImgTag(); | |
const title = document.createElement('div'); | |
title.innerHTML = '扫描码预览:'; | |
div.prepend(title); | |
} | |
createQr() |
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