jspos
Version:
JavaScript ISO8583 ,JavaScript version of JPOS
253 lines (203 loc) • 10.9 kB
JavaScript
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _ISOPackager2 = require('./ISOPackager');
var _ISOPackager3 = _interopRequireDefault(_ISOPackager2);
var _ISOBitMapPackager = require('./packer/ISOBitMapPackager');
var _ISOBitMapPackager2 = _interopRequireDefault(_ISOBitMapPackager);
var _ISOFieldPackager = require('./packer/ISOFieldPackager');
var _ISOFieldPackager2 = _interopRequireDefault(_ISOFieldPackager);
var _ISOMsgFieldPackager = require('./packer/ISOMsgFieldPackager');
var _ISOMsgFieldPackager2 = _interopRequireDefault(_ISOMsgFieldPackager);
var _ISOBitMap = require('./ISOBitMap');
var _ISOBitMap2 = _interopRequireDefault(_ISOBitMap);
var _ISOComponent = require('./ISOComponent');
var _ISOComponent2 = _interopRequireDefault(_ISOComponent);
var _ISOMsg = require('./ISOMsg');
var _ISOMsg2 = _interopRequireDefault(_ISOMsg);
var _ISOUtil = require('./ISOUtil');
var _ISOUtil2 = _interopRequireDefault(_ISOUtil);
var _Arrays = require('jsdk/util/Arrays');
var _Arrays2 = _interopRequireDefault(_Arrays);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; } /**
* @author Sean sean.snow@live.com
* @date 2015/12/25
*/
var ISOBasePackager = function (_ISOPackager) {
_inherits(ISOBasePackager, _ISOPackager);
function ISOBasePackager() {
var _ref;
var _temp, _this, _ret;
_classCallCheck(this, ISOBasePackager);
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = ISOBasePackager.__proto__ || Object.getPrototypeOf(ISOBasePackager)).call.apply(_ref, [this].concat(args))), _this), _this.fld = [], _this.realm = null, _this.headerLength = 0, _temp), _possibleConstructorReturn(_this, _ret);
}
_createClass(ISOBasePackager, [{
key: 'setFieldPackager',
value: function setFieldPackager(fld) {
this.fld = fld;
}
}, {
key: 'emitBitMap',
value: function emitBitMap() {
return this.fld[1] instanceof _ISOBitMapPackager2.default;
}
/**
* usually 2 for normal fields, 1 for bitmap-less
* or ANSI X9.2
* @return Number first valid field
*/
}, {
key: 'getFirstField',
value: function getFirstField() {
if (!(this.fld[0] instanceof _ISOMsgFieldPackager2.default) && this.fld.length > 1) {
return this.fld[1] instanceof _ISOBitMapPackager2.default ? 2 : 1;
}
return 0;
}
}, {
key: 'getBitMapfieldPackager',
value: function getBitMapfieldPackager() {
return this.fld[1];
}
}, {
key: 'pack',
value: function pack(m) {
if (m.getComposite() != m) {
throw Error('Can\'t call packager on non Composite');
}
var v = [];
var fields = m.getChildren();
var len = 0;
var first = this.getFirstField();
var c = fields[0];
var b = [];
if (m instanceof _ISOMsg2.default && this.headerLength > 0) {
var h = m.getHeader();
if (h != null) {
len += h.length;
}
}
if (first > 0 && c != null) {
b = this.fld[0].pack(c);
len += b.length;
v.push(b);
}
if (this.emitBitMap()) {
c = fields[-1];
b = this.getBitMapfieldPackager().pack(c);
len += b.length;
v.push(b);
}
// if Field 1 is a BitMap then we are packing an
// ISO-8583 message so next field is fld#2.
// else we are packing an ANSI X9.2 message, first field is 1
var tmpMaxField = Math.min(m.getMaxField(), 128);
for (var i = first; i <= tmpMaxField; i++) {
if ((c = fields[i]) != null) {
var fp = this.fld[i];
if (fp == null) {
throw Error('null field ' + i + ' packager');
}
b = fp.pack(c);
len += b.length;
v.push(b);
}
}
if (m.getMaxField() > 128 && this.fld.length > 128) {
for (var _i = 1; _i <= 64; _i++) {
if ((c = fields[_i + 128]) != null) {
b = this.fld[128 + _i].pack(c);
len += b.length;
v.push(b);
}
}
}
var k = 0;
var d = new Array(len);
//if ISOMsg insert header
if (m instanceof _ISOMsg2.default && this.headerLength > 0) {
var _h = m.getHeader();
if (_h != null) {
_Arrays2.default.arraycopy(_h, 0, d, k, _h.length);
k += _h.length;
}
}
v.forEach(function (bb) {
_Arrays2.default.arraycopy(bb, 0, d, k, bb.length);
k += bb.length;
});
return d;
}
}, {
key: 'unpack',
value: function unpack(m, b) {
var consumed = 0;
if (m.getComposite() !== m) {
throw Error('Can\'t call packager on non Composite');
}
if (m instanceof _ISOMsg2.default) {
var h = new Array(this.headerLength);
_Arrays2.default.arraycopy(b, 0, h, 0, this.headerLength);
m.setHeader(h);
consumed += this.headerLength;
}
if (!(this.fld[0] == null) && !(this.fld[0] instanceof _ISOBitMapPackager2.default)) {
var mti = this.fld[0].createComponent(0);
consumed += this.fld[0].unpack(mti, b, consumed);
m.set(mti);
}
var bmap = null;
var maxField = this.fld.length;
if (this.emitBitMap()) {
var bitmap = new _ISOBitMap2.default(-1);
consumed += this.getBitMapfieldPackager().unpack(bitmap, b, consumed);
bmap = bitmap.getValue();
m.set(bitmap);
maxField = Math.min(maxField, bmap.size());
}
for (var i = this.getFirstField(); i < maxField; i++) {
if (bmap == null && this.fld[i] == null) {
continue;
}
if (maxField > 128 && i === 65) {
continue;
}
if (bmap == null || bmap.get(i)) {
if (this.fld[i] == null) {
throw Error('field packager ' + i + ' is null.');
}
var c = this.fld[i].createComponent(i);
consumed += this.fld[i].unpack(c, b, consumed);
m.set(c);
}
}
}
}, {
key: 'getFieldDescription',
value: function getFieldDescription(m, fldNumber) {
return this.fld[fldNumber].getDescription();
}
}, {
key: 'getFieldPackager',
value: function getFieldPackager(fldNumber) {
return this.fld != null && fldNumber < this.fld.length ? this.fld[fldNumber] : null;
}
}, {
key: 'createISOMsg',
value: function createISOMsg() {
var msg = new _ISOMsg2.default();
msg.setPackager(this);
return msg;
}
}]);
return ISOBasePackager;
}(_ISOPackager3.default);
exports.default = ISOBasePackager;