https://artrio.com/js/libs/jquery.creditCardValidator.js

1// Generated by CoffeeScript 1.10.0
2(function() {
3  var $, Range, Trie,
4    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; };
5
6  Trie = (function() {
7    function Trie() {
8      this.trie = {};
9    }
10
11    Trie.prototype.push = function(value) {
12      var char, i, j, len, obj, ref, results;
13      value = value.toString();
14      obj = this.trie;
15      ref = value.split('');
16      results = [];
17      for (i = j = 0, len = ref.length; j < len; i = ++j) {
18        char = ref[i];
19        if (obj[char] == null) {
20          if (i === (value.length - 1)) {
21            obj[char] = null;
22          } else {
23            obj[char] = {};
24          }
25        }
26        results.push(obj = obj[char]);
27      }
28      return results;
29    };
30
31    Trie.prototype.find = function(value) {
32      var char, i, j, len, obj, ref;
33      value = value.toString();
34      obj = this.trie;
35      ref = value.split('');
36      for (i = j = 0, len = ref.length; j < len; i = ++j) {
37        char = ref[i];
38        if (obj.hasOwnProperty(char)) {
39          if (obj[char] === null) {
40            return true;
41          }
42        } else {
43          return false;
44        }
45        obj = obj[char];
46      }
47    };
48
49    return Trie;
50
51  })();
52
53  Range = (function() {
54    function Range(trie1) {
55      this.trie = trie1;
56      if (this.trie.constructor !== Trie) {
57        throw Error('Range constructor requires a Trie parameter');
58      }
59    }
60
61    Range.rangeWithString = function(ranges) {
62      var j, k, len, n, r, range, ref, ref1, trie;
63      if (typeof ranges !== 'string') {
64        throw Error('rangeWithString requires a string parameter');
65      }
66      ranges = ranges.replace(/ /g, '');
67      ranges = ranges.split(',');
68      trie = new Trie;
69      for (j = 0, len = ranges.length; j < len; j++) {
70        range = ranges[j];
71        if (r = range.match(/^(\d+)-(\d+)$/)) {
72          for (n = k = ref = r[1], ref1 = r[2]; ref <= ref1 ? k <= ref1 : k >= ref1; n = ref <= ref1 ? ++k : --k) {
73            trie.push(n);
74          }
75        } else if (range.match(/^\d+$/)) {
76          trie.push(range);
77        } else {
78          throw Error("Invalid range '" + r + "'");
79        }
80      }
81      return new Range(trie);
82    };
83
84    Range.prototype.match = function(number) {
85      return this.trie.find(number);
86    };
87
88    return Range;
89
90  })();
91
92
93  /*
94  jQuery Credit Card Validator 1.1
95  
96  Copyright 2012-2015 Pawel Decowski
97  
98  Permission is hereby granted, free of charge, to any person obtaining a copy
99  of this software and associated documentation files (the "Software"), to deal
100  in the Software without restriction, including without limitation the rights
101  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
102  copies of the Software, and to permit persons to whom the Software
103  is furnished to do so, subject to the following conditions:
104  
105  The above copyright notice and this permission notice shall be included
106  in all copies or substantial portions of the Software.
107  
108  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
109  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
110  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
111  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
112  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
113  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
114  IN THE SOFTWARE.
115   */
116
117  $ = jQuery;
118
119  $.fn.validateCreditCard = function(callback, options) {
120    var bind, card, card_type, card_types, get_card_type, is_valid_length, is_valid_luhn, j, len, normalize, ref, validate, validate_number;
121    card_types = [
122      {
123        name: 'amex',
124        range: '34,37',
125        valid_length: [15]
126      }, {
127        name: 'diners_club_carte_blanche',
128        range: '300-305',
129        valid_length: [14]
130      }, {
131        name: 'diners_club_international',
132        range: '36',
133        valid_length: [14]
134      }, {
135        name: 'jcb',
136        range: '3528-3589',
137        valid_length: [16]
138      }, {
139        name: 'laser',
140        range: '6304, 6706, 6709, 6771',
141        valid_length: [16, 17, 18, 19]
142      }, {
143        name: 'visa_electron',
144        range: '4026, 417500, 4508, 4844, 4913, 4917',
145        valid_length: [16]
146      }, {
147        name: 'visa',
148        range: '4',
149        valid_length: [13, 14, 15, 16, 17, 18, 19]
150      }, {
151        name: 'mastercard',
152        range: '51-55,2221-2720',
153        valid_length: [16]
154      }, {
155        name: 'discover',
156        range: '6011, 622126-622925, 644-649, 65',
157        valid_length: [16]
158      }, {
159        name: 'dankort',
160        range: '5019',
161        valid_length: [16]
162      }, {
163        name: 'maestro',
164        range: '50, 56-69',
165        valid_length: [12, 13, 14, 15, 16, 17, 18, 19]
166      }, {
167        name: 'uatp',
168        range: '1',
169        valid_length: [15]
170      }
171    ];
172    bind = false;

173    if (callback) {
174      if (typeof callback === 'object') {
175        options = callback;
176        bind = false;
177        callback = null;
178      } else if (typeof callback === 'function') {
179        bind = true;
180      }
181    }
182    if (options == null) {
183      options = {};
184    }
185    if (options.accept == null) {
186      options.accept = (function() {
187        var j, len, results;
188        results = [];
189        for (j = 0, len = card_types.length; j < len; j++) {
190          card = card_types[j];
191          results.push(card.name);
192        }
193        return results;
194      })();
195    }
196    ref = options.accept;
197    for (j = 0, len = ref.length; j < len; j++) {
198      card_type = ref[j];
199      if (indexOf.call((function() {
200        var k, len1, results;
201        results = [];
202        for (k = 0, len1 = card_types.length; k < len1; k++) {
203          card = card_types[k];
204          results.push(card.name);
205        }
206        return results;
207      })(), card_type) < 0) {
208        throw Error("Credit card type '" + card_type + "' is not supported");
209      }
210    }
211    get_card_type = function(number) {
212      var k, len1, r, ref1;
213      ref1 = (function() {
214        var l, len1, ref1, results;
215        results = [];
216        for (l = 0, len1 = card_types.length; l < len1; l++) {
217          card = card_types[l];
218          if (ref1 = card.name, indexOf.call(options.accept, ref1) >= 0) {
219            results.push(card);
220          }
221        }
222        return results;
223      })();
224      for (k = 0, len1 = ref1.length; k < len1; k++) {
225        card_type = ref1[k];
226        r = Range.rangeWithString(card_type.range);
227        if (r.match(number)) {
228          return card_type;
229        }
230      }
231      return null;
232    };
233    is_valid_luhn = function(number) {
234      var digit, k, len1, n, ref1, sum;
235      sum = 0;
236      ref1 = number.split('').reverse();
237      for (n = k = 0, len1 = ref1.length; k < len1; n = ++k) {
238        digit = ref1[n];
239        digit = +digit;
240        if (n % 2) {
241          digit *= 2;
242          if (digit < 10) {
243            sum += digit;
244          } else {
245            sum += digit - 9;
246          }
247        } else {
248          sum += digit;
249        }
250      }
251      return sum % 10 === 0;
252    };
253    is_valid_length = function(number, card_type) {
254      var ref1;
255      return ref1 = number.length, indexOf.call(card_type.valid_length, ref1) >= 0;
256    };
257    validate_number = function(number) {
258      var length_valid, luhn_valid;
259      card_type = get_card_type(number);
260      luhn_valid = false;
261      length_valid = false;
262      if (card_type != null) {
263        luhn_valid = is_valid_luhn(number);
264        length_valid = is_valid_length(number, card_type);
265      }
266      return {
267        card_type: card_type,
268        valid: luhn_valid && length_valid,
269        luhn_valid: luhn_valid,
270        length_valid: length_valid
271      };
272    };
273    validate = (function(_this) {
274      return function() {
275        var number;
276        number = normalize($(_this).val());
277        return validate_number(number);
278      };
279    })(this);
280    normalize = function(number) {
281      return number.replace(/[ -]/g, '');
282    };
283    if (!bind) {
284      return validate();
285    }
286    this.on('input.jccv', (function(_this) {
287      return function() {
288        $(_this).off('keyup.jccv');
289        return callback.call(_this, validate());
290      };
291    })(this));
292    this.on('keyup.jccv', (function(_this) {
293      return function() {
294        return callback.call(_this, validate());
295      };
296    })(this));
297    callback.call(this, validate());
298    return this;
299  };
300
301}).call(this);