1// Generated by CoffeeScript 1.7.1
  2(function() {
  3  var $, checkSupportedCard, cardFromNumber, cardFromType, defaultFormat, formatBackCardNumber, formatBackExpiry, formatCardNumber, formatExpiry, formatForwardExpiry, formatForwardSlashAndSpace, hasTextSelected, luhnCheck, reFormatCVC, reFormatCardNumber, reFormatExpiry, reFormatNumeric, replaceFullWidthChars, restrictCVC, restrictCardNumber, restrictExpiry, restrictNumeric, safeVal, setCardType,
  4    __slice = [].slice,
  5    __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
  6  
  7  $ = window.jQuery || window.Zepto || window.$;
  8
  9  $.payment = {};
 10
 11  $.payment.fn = {};
 12
 13  $.payment.supportedCardTypes = [];
 14
 15  $.fn.payment = function() {
 16    var args, method;
 17    method = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
 18    return $.payment.fn[method].apply(this, args);
 19  };
 20
 21  defaultFormat = /(\d{1,4})/g;
 22
 23  $.payment.cards = [
 24    {
 25      type: 'maestro',
 26      patterns: [5018, 502, 503, 506, 56, 58, 639, 6220, 67],
 27      format: defaultFormat,
 28      length: [12, 13, 14, 15, 16, 17, 18, 19],
 29      cvcLength: [3],
 30      luhn: true
 31    }, {
 32      type: 'forbrugsforeningen',
 33      patterns: [600],
 34      format: defaultFormat,
 35      length: [16],
 36      cvcLength: [3],
 37      luhn: true
 38    }, {
 39      type: 'dankort',
 40      patterns: [5019],
 41      format: defaultFormat,
 42      length: [16],
 43      cvcLength: [3],
 44      luhn: true
 45    }, {
 46      type: 'visa',
 47      patterns: [4],
 48      format: defaultFormat,
 49      length: [13, 16],
 50      cvcLength: [3],
 51      luhn: true
 52    }, {
 53      type: 'mastercard',
 54      patterns: [51, 52, 53, 54, 55, 22, 23, 24, 25, 26, 27],
 55      format: defaultFormat,
 56      length: [16],
 57      cvcLength: [3],
 58      luhn: true
 59    }, {
 60      type: 'amex',
 61      patterns: [34, 37],
 62      format: /(\d{1,4})(\d{1,6})?(\d{1,5})?/,
 63      length: [15],
 64      cvcLength: [3, 4],
 65      luhn: true
 66    }, {
 67      type: 'dinersclub',
 68      patterns: [30, 36, 38, 39],
 69      format: /(\d{1,4})(\d{1,6})?(\d{1,4})?/,
 70      length: [14],
 71      cvcLength: [3],
 72      luhn: true
 73    }, {
 74      type: 'discover',
 75      patterns: [60, 64, 65, 622],
 76      format: defaultFormat,
 77      length: [16],
 78      cvcLength: [3],
 79      luhn: true
 80    }, {
 81      type: 'unionpay',
 82      patterns: [62, 88],
 83      format: defaultFormat,
 84      length: [16, 17, 18, 19],
 85      cvcLength: [3],
 86      luhn: false
 87    }, {
 88      type: 'jcb',
 89      patterns: [35],
 90      format: defaultFormat,
 91      length: [16],
 92      cvcLength: [3],
 93      luhn: true
 94    }
 95  ];
 96
 97  checkSupportedCard = function(cardType)
 98  {
 99      return ($.payment.supportedCardTypes.indexOf(cardType) !== -1);
100  };
101
102  cardFromNumber = function(num) {
103    var card, p, pattern, _i, _j, _len, _len1, _ref,
104        cards = $.payment.cards;
105    num = (num + '').replace(/\D/g, '');
106    for (_i = 0, _len = cards.length; _i < _len; _i++) {
107      card = cards[_i];
108      _ref = card.patterns;
109      for (_j = 0, _len1 = _ref.length; _j < _len1; _j++) {
110        pattern = _ref[_j];
111        p = pattern + '';
112        if (num.substr(0, p.length) === p) {
113          return card;
114        }
115      }
116    }
117  };
118
119  cardFromType = function(type) {
120    var card, _i, _len,
121        cards = $.payment.cards;
122    for (_i = 0, _len = cards.length; _i < _len; _i++) {
123      card = cards[_i];
124      if (card.type === type) {
125        if (!checkSupportedCard(type)) {
126          return 'unsupported';
127        }
128        return card;
129      }
130    }
131  };
132
133  luhnCheck = function(num) {
134    var digit, digits, odd, sum, _i, _len;
135    odd = true;
136    sum = 0;
137    digits = (num + '').split('').reverse();
138    for (_i = 0, _len = digits.length; _i < _len; _i++) {
139      digit = digits[_i];
140      digit = parseInt(digit, 10);
141      if ((odd = !odd)) {
142        digit *= 2;
143      }
144      if (digit > 9) {
145        digit -= 9;
146      }
147      sum += digit;
148    }
149    return sum % 10 === 0;
150  };
151
152  hasTextSelected = function($target) {
153    var _ref;
154    if (($target.prop('selectionStart') != null) && $target.prop('selectionStart') !== $target.prop('selectionEnd')) {
155      return true;
156    }
157    if ((typeof document !== "undefined" && document !== null ? (_ref = document.selection) != null ? _ref.createRange : void 0 : void 0) != null) {
158      if (document.selection.createRange().text) {
159        return true;
160      }
161    }
162    return false;
163  };
164
165  safeVal = function(value, $target) {
166    var currPair, cursor, digit, error, last, prevPair;
167    try {
168      cursor = $target.prop('selectionStart');
169    } catch (_error) {
170      error = _error;
171      cursor = null;
172    }
173    last = $target.val();
174    $target.val(value);
175    if (cursor !== null && $target.is(":focus")) {
176      if (cursor === last.length) {
177        cursor = value.length;
178      }
179      if (last !== value) {
180        prevPair = last.slice(cursor - 1, +cursor + 1 || 9e9);
181        currPair = value.slice(cursor - 1, +cursor + 1 || 9e9);
182        digit = value[cursor];
183        if (/\d/.test(digit) && prevPair === ("" + digit + " ") && currPair === (" " + digit)) {
184          cursor = cursor + 1;
185        }
186      }
187      $target.prop('selectionStart', cursor);
188      return $target.prop('selectionEnd', cursor);
189    }
190  };
191
192  replaceFullWidthChars = function(str) {
193    var chars, chr, fullWidth, halfWidth, idx, value, _i, _len;
194    if (str == null) {
195      str = '';
196    }
197    fullWidth = '\uff10\uff11\uff12\uff13\uff14\uff15\uff16\uff17\uff18\uff19';
198    halfWidth = '0123456789';
199    value = '';
200    chars = str.split('');
201    for (_i = 0, _len = chars.length; _i < _len; _i++) {
202      chr = chars[_i];
203      idx = fullWidth.indexOf(chr);
204      if (idx > -1) {
205        chr = halfWidth[idx];
206      }
207      value += chr;
208    }
209    return value;
210  };
211
212  reFormatNumeric = function(e) {
213    var $target;
214    $target = $(e.currentTarget);
215    return setTimeout(function() {
216      var value;
217      value = $target.val();
218      value = replaceFullWidthChars(value);
219      value = value.replace(/\D/g, '');
220      return safeVal(value, $target);
221    });
222  };
223
224  reFormatCardNumber = function(e) {
225    var $target;
226    $target = $(e.currentTarget);
227    return setTimeout(function() {
228      var value;
229      value = $target.val();
230      value = replaceFullWidthChars(value);
231      value = $.payment.formatCardNumber(value);
232      return safeVal(value, $target);
233    });
234  };
235
236  formatCardNumber = function(e) {
237    var $target, card, digit, length, re, upperLength, value;
238    digit = String.fromCharCode(e.which);
239    if (!/^\d+$/.test(digit)) {
240      return;
241    }
242    $target = $(e.currentTarget);
243    value = $target.val();
244    card = cardFromNumber(value + digit);
245    length = (value.replace(/\D/g, '') + digit).length;
246    upperLength = 16;
247    if (card) {
248      upperLength = card.length[card.length.length - 1];
249    }
250    if (length >= upperLength) {
251      return;
252    }
253    if (($target.prop('selectionStart') != null) && $target.prop('selectionStart') !== value.length) {
254      return;
255    }
256    if (card && card.type === 'amex') {
257      re = /^(\d{4}|\d{4}\s\d{6})$/;
258    } else {
259      re = /(?:^|\s)(\d{4})$/;
260    }
261    if (re.test(value)) {
262      e.preventDefault();
263      return setTimeout(function() {
264        return $target.val(value + ' ' + digit);
265      });
266    } else if (re.test(value + digit)) {
267      e.preventDefault();
268      return setTimeout(function() {
269        return $target.val(value + digit + ' ');
270      });
271    }
272  };
273
274  formatBackCardNumber = function(e) {
275    var $target, value;
276    $target = $(e.currentTarget);
277    value = $target.val();
278    if (e.which !== 8) {
279      return;
280    }
281    if (($target.prop('selectionStart') != null) && $target.prop('selectionStart') !== value.length) {
282      return;
283    }
284    if (/\d\s$/.test(value)) {
285      e.preventDefault();
286      return setTimeout(function() {
287        return $target.val(value.replace(/\d\s$/, ''));
288      });
289    } else if (/\s\d?$/.test(value)) {
290      e.preventDefault();
291      return setTimeout(function() {
292        return $target.val(value.replace(/\d$/, ''));
293      });
294    }
295  };
296
297  reFormatExpiry = function(e) {
298    var $target;
299    $target = $(e.currentTarget);
300    return setTimeout(function() {
301      var value;
302      value = $target.val();
303      value = replaceFullWidthChars(value);
304      value = $.payment.formatExpiry(value);
305      return safeVal(value, $target);
306    });
307  };
308
309  formatExpiry = function(e) {
310    var $target, digit, val;
311    digit = String.fromCharCode(e.which);
312    if (!/^\d+$/.test(digit)) {
313      return;
314    }
315    $target = $(e.currentTarget);
316    val = $target.val() + digit;
317    if (/^\d$/.test(val) && (val !== '0' && val !== '1')) {
318      e.preventDefault();
319      return setTimeout(function() {
320        return $target.val("0" + val + " / ");
321      });
322    } else if (/^\d\d$/.test(val)) {
323      e.preventDefault();
324      return setTimeout(function() {
325        var m1, m2;
326        m1 = parseInt(val[0], 10);
327        m2 = parseInt(val[1], 10);
328        if (m2 > 2 && m1 !== 0) {
329          return $target.val("0" + m1 + " / " + m2);
330        } else {
331          return $target.val("" + val + " / ");
332        }
333      });
334    }
335  };
336
337  formatForwardExpiry = function(e) {
338    var $target, digit, val;
339    digit = String.fromCharCode(e.which);
340    if (!/^\d+$/.test(digit)) {
341      return;
342    }
343    $target = $(e.currentTarget);
344    val = $target.val();
345    if (/^\d\d$/.test(val)) {
346      return $target.val("" + val + " / ");
347    }
348  };
349
350  formatForwardSlashAndSpace = function(e) {
351    var $target, val, which;
352    which = String.fromCharCode(e.which);
353    if (!(which === '/' || which === ' ')) {
354      return;
355    }
356    $target = $(e.currentTarget);
357    val = $target.val();
358    if (/^\d$/.test(val) && val !== '0') {
359      return $target.val("0" + val + " / ");
360    }
361  };
362
363  formatBackExpiry = function(e) {
364    var $target, value;
365    $target = $(e.currentTarget);
366    value = $target.val();
367    if (e.which !== 8) {
368      return;
369    }
370    if (($target.prop('selectionStart') != null) && $target.prop('selectionStart') !== value.length) {
371      return;
372    }
373    if (/\d\s\/\s$/.test(value)) {
374      e.preventDefault();
375      return setTimeout(function() {
376        return $target.val(value.replace(/\d\s\/\s$/, ''));
377      });
378    }
379  };
380
381  reFormatCVC = function(e) {
382    var $target;
383    $target = $(e.currentTarget);
384    return setTimeout(function() {
385      var value;
386      value = $target.val();
387      value = replaceFullWidthChars(value);
388      value = value.replace(/\D/g, '').slice(0, 4);
389      return safeVal(value, $target);
390    });
391  };
392
393  restrictNumeric = function(e) {
394    var input;
395    if (e.metaKey || e.ctrlKey) {
396      return true;
397    }
398    if (e.which === 32) {
399      return false;
400    }
401    if (e.which === 0) {
402      return true;
403    }
404    if (e.which < 33) {
405      return true;
406    }
407    input = String.fromCharCode(e.which);
408    return !!/[\d\s]/.test(input);
409  };
410
411  restrictCardNumber = function(e) {
412    var $target, card, digit, value;
413    $target = $(e.currentTarget);
414    digit = String.fromCharCode(e.which);
415    if (!/^\d+$/.test(digit)) {
416      return;
417    }
418    if (hasTextSelected($target)) {
419      return;
420    }
421    value = ($target.val() + digit).replace(/\D/g, '');
422    card = cardFromNumber(value);
423    if (card) {
424      return value.length <= card.length[card.length.length - 1];
425    } else {
426      return value.length <= 16;
427    }
428  };
429
430  restrictExpiry = function(e) {
431    var $target, digit, value;
432    $target = $(e.currentTarget);
433    digit = String.fromCharCode(e.which);
434    if (!/^\d+$/.test(digit)) {
435      return;
436    }
437    if (hasTextSelected($target)) {
438      return;
439    }
440    value = $target.val() + digit;
441    value = value.replace(/\D/g, '');
442    if (value.length > 6) {
443      return false;
444    }
445  };
446
447  restrictCVC = function(e) {
448    var $target, digit, val;
449    $target = $(e.currentTarget);
450    digit = String.fromCharCode(e.which);
451    if (!/^\d+$/.test(digit)) {
452      return;
453    }
454    if (hasTextSelected($target)) {
455      return;
456    }
457    val = $target.val() + digit;
458    return val.length <= 4;
459  };
460
461  setCardType = function(e) {
462    var $target, allTypes, card, cardType, val,
463        cards = $.payment.cards;
464    $target = $(e.currentTarget);
465    val = $target.val();
466    $.payment.addSupportedCards($target.data('supported-cards'));
467    cardType = $.payment.cardType(val) || 'unknown';
468    if (!$target.hasClass(cardType)) {
469      allTypes = (function() {
470        var _i, _len, _results;
471        _results = [];
472        for (_i = 0, _len = cards.length; _i < _len; _i++) {
473          card = cards[_i];
474          _results.push(card.type);
475        }
476        return _results;
477      })();
478      $target.removeClass('unknown unsupported');
479      $target.removeClass(allTypes.join(' '));
480      if (val.length) {
481        $target.addClass(cardType);
482        $target.toggleClass('identified', (cardType !== 'unknown' && cardType !== 'unsupported'));
483        return $target.trigger('payment.cardType', cardType);
484      }
485      return false;
486    }
487  };
488
489  $.payment.fn.formatCardCVC = function() {
490    this.on('keypress', restrictNumeric);
491    this.on('keypress', restrictCVC);
492    this.on('paste', reFormatCVC);
493    this.on('change', reFormatCVC);
494    this.on('input', reFormatCVC);
495    return this;
496  };
497
498  $.payment.fn.formatCardExpiry = function() {
499    this.on('keypress', restrictNumeric);
500    this.on('keypress', restrictExpiry);
501    this.on('keypress', formatExpiry);
502    this.on('keypress', formatForwardSlashAndSpace);
503    this.on('keypress', formatForwardExpiry);
504    this.on('keydown', formatBackExpiry);
505    this.on('change', reFormatExpiry);
506    this.on('input', reFormatExpiry);
507    return this;
508  };
509
510  $.payment.fn.formatCardNumber = function() {
511    this.on('keypress', restrictNumeric);
512    this.on('keypress', restrictCardNumber);
513    this.on('keypress', formatCardNumber);
514    this.on('keydown', formatBackCardNumber);
515    this.on('keyup', setCardType);
516    this.on('paste', reFormatCardNumber);
517    this.on('change', reFormatCardNumber);
518    this.on('input', reFormatCardNumber);
519    this.on('input', setCardType);
520    return this;
521  };
522
523  $.payment.fn.restrictNumeric = function() {
524    this.on('keypress', restrictNumeric);
525    this.on('paste', reFormatNumeric);
526    this.on('change', reFormatNumeric);
527    this.on('input', reFormatNumeric);
528    return this;
529  };
530
531  $.payment.fn.cardExpiryVal = function() {
532    return $.payment.cardExpiryVal($(this).val());
533  };
534
535  $.payment.cardExpiryVal = function(value) {
536    var month, prefix, year, _ref;
537    _ref = value.split(/[\s\/]+/, 2), month = _ref[0], year = _ref[1];
538    if ((year != null ? year.length : void 0) === 2 && /^\d+$/.test(year)) {
539      prefix = (new Date).getFullYear();
540      prefix = prefix.toString().slice(0, 2);
541      year = prefix + year;
542    }
543    month = parseInt(month, 10);
544    year = parseInt(year, 10);
545    return {
546      month: month,
547      year: year
548    };
549  };
550
551  $.payment.validateCardNumber = function(num) {
552    var card, _ref;
553    num = (num + '').replace(/\s+|-/g, '');
554    if (!/^\d+$/.test(num)) {
555      return false;
556    }
557    card = cardFromNumber(num);
558    if (!card) {
559      return false;
560    }
561    return (_ref = num.length, __indexOf.call(card.length, _ref) >= 0) && (card.luhn === false || luhnCheck(num));
562  };
563
564  $.payment.validateCardExpiry = function(month, year) {
565    var currentTime, expiry, _ref;
566    if (typeof month === 'object' && 'month' in month) {
567      _ref = month, month = _ref.month, year = _ref.year;
568    }
569    if (!(month && year)) {
570      return false;
571    }
572    month = $.trim(month);
573    year = $.trim(year);
574    if (!/^\d+$/.test(month)) {
575      return false;
576    }
577    if (!/^\d+$/.test(year)) {
578      return false;
579    }
580    if (!((1 <= month && month <= 12))) {
581      return false;
582    }
583    if (year.length === 2) {
584      if (year < 70) {
585        year = "20" + year;
586      } else {
587        year = "19" + year;
588      }
589    }
590    if (year.length !== 4) {
591      return false;
592    }
593    expiry = new Date(year, month);
594    currentTime = new Date;
595    expiry.setMonth(expiry.getMonth() - 1);
596    expiry.setMonth(expiry.getMonth() + 1, 1);
597    return expiry > currentTime;
598  };
599
600  $.payment.validateCardCVC = function(cvc, type) {
601    var card, _ref;
602    cvc = $.trim(cvc);
603    if (!/^\d+$/.test(cvc)) {
604      return false;
605    }
606    card = cardFromType(type);
607    if (card != null) {
608      return _ref = cvc.length, __indexOf.call(card.cvcLength, _ref) >= 0;
609    } else {
610      return cvc.length >= 3 && cvc.length <= 4;
611    }
612  };
613
614  $.payment.cardType = function(num) {
615    var _ref, thisType;
616    if (!num) {
617      return null;
618    }
619    thisType = ((_ref = cardFromNumber(num)) != null ? _ref.type : void 0) || null;
620    if ((thisType !== null) && !checkSupportedCard(thisType)) {
621        thisType = 'unsupported';
622    }
623    return thisType;
624  };
625
626  $.payment.formatCardNumber = function(num) {
627    var card, groups, upperLength, _ref;
628    num = num.replace(/\D/g, '');
629    card = cardFromNumber(num);
630    if (!card) {
631      return num;
632    }
633    upperLength = card.length[card.length.length - 1];
634    num = num.slice(0, upperLength);
635    if (card.format.global) {
636      return (_ref = num.match(card.format)) != null ? _ref.join(' ') : void 0;
637    } else {
638      groups = card.format.exec(num);
639      if (groups == null) {
640        return;
641      }
642      groups.shift();
643      groups = $.grep(groups, function(n) {
644        return n;
645      });
646      return groups.join(' ');
647    }
648  };
649
650  $.payment.formatExpiry = function(expiry) {
651    var mon, parts, sep, year;
652    parts = expiry.match(/^\D*(\d{1,2})(\D+)?(\d{1,4})?/);
653    if (!parts) {
654      return '';
655    }
656    mon = parts[1] || '';
657    sep = parts[2] || '';
658    year = parts[3] || '';
659    if (year.length > 0) {
660      sep = ' / ';
661    } else if (sep === ' /') {
662      mon = mon.substring(0, 1);
663      sep = '';
664    } else if (mon.length === 2 || sep.length > 0) {
665      sep = ' / ';
666    } else if (mon.length === 1 && (mon !== '0' && mon !== '1')) {
667      mon = "0" + mon;
668      sep = ' / ';
669    }
670    return mon + sep + year;
671  };
672
673  $.payment.addSupportedCards = function(cardList)
674  {
675      if (cardList.length) {
676          cardList = cardList.split(',');
677          $.payment.supportedCardTypes = cardList;
678      }
679  };
680
681  $.payment.checkSupportedCard = function(cardType)
682  {
683    return checkSupportedCard(cardType);
684  };
685}).call(this);
686