crm.fsf.org/20131203/files/sites/all/modules-new/civicrm/bower_components/jquery-validation/src/additional/vinUS.js

   1 /**
   2  * Return true, if the value is a valid vehicle identification number (VIN).
   3  *
   4  * Works with all kind of text inputs.
   5  *
   6  * @example <input type="text" size="20" name="VehicleID" class="{required:true,vinUS:true}" />
   7  * @desc Declares a required input element whose value must be a valid vehicle identification number.
   8  *
   9  * @name $.validator.methods.vinUS
  10  * @type Boolean
  11  * @cat Plugins/Validate/Methods
  12  */
  13 $.validator.addMethod("vinUS", function(v) {
  14         if (v.length !== 17) {
  15                 return false;
  16         }
  17
  18         var LL = [ "A", "B", "C", "D", "E", "F", "G", "H", "J", "K", "L", "M", "N", "P", "R", "S", "T", "U", "V", "W", "X", "Y", "Z" ],
  19                 VL = [ 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 3, 4, 5, 7, 9, 2, 3, 4, 5, 6, 7, 8, 9 ],
  20                 FL = [ 8, 7, 6, 5, 4, 3, 2, 10, 0, 9, 8, 7, 6, 5, 4, 3, 2 ],
  21                 rs = 0,
  22                 i, n, d, f, cd, cdv;
  23
  24         for (i = 0; i < 17; i++) {
  25                 f = FL[i];
  26                 d = v.slice(i, i + 1);
  27                 if (i === 8) {
  28                         cdv = d;
  29                 }
  30                 if (!isNaN(d)) {
  31                         d *= f;
  32                 } else {
  33                         for (n = 0; n < LL.length; n++) {
  34                                 if (d.toUpperCase() === LL[n]) {
  35                                         d = VL[n];
  36                                         d *= f;
  37                                         if (isNaN(cdv) && n === 8) {
  38                                                 cdv = LL[n];
  39                                         }
  40                                         break;
  41                                 }
  42                         }
  43                 }
  44                 rs += d;
  45         }
  46         cd = rs % 11;
  47         if (cd === 10) {
  48                 cd = "X";
  49         }
  50         if (cd === cdv) {
  51                 return true;
  52         }
  53         return false;
  54 }, "The specified vehicle identification number (VIN) is invalid.");