Add IBAN and BIC generator functions

1 files changed, 66 insertions, 0 deletions

diff --git a/lib/finance.js b/lib/finance.js
index 07eaa98b..68bb674b 100644
--- a/lib/finance.js
+++ b/lib/finance.js
@@ -3,6 +3,7 @@
  * @namespace faker.finance
  */
 var Finance = function (faker) {
+  var ibanLib = require("./iban");
   var Helpers = faker.helpers,
       self = this;
 
@@ -150,6 +151,71 @@ var Finance = function (faker) {
 
     return address;
   }
+
+  /**
+   * iban
+   *
+   * @method  faker.finance.iban
+   */
+  self.iban = function (formatted) {
+      var ibanFormat = faker.random.arrayElement(ibanLib.formats);
+      var s = "";
+      var count = 0;
+      for (var b = 0; b < ibanFormat.bban.length; b++) {
+          var bban = ibanFormat.bban[b];
+          var c = bban.count;
+          count += bban.count;
+          while (c > 0) {
+              if (bban.type == "a") {
+                  s += faker.random.arrayElement(ibanLib.alpha);
+              } else if (bban.type == "c") {
+                  if (faker.random.number(100) < 80) {
+                      s += faker.random.number(9);
+                  } else {
+                      s += faker.random.arrayElement(ibanLib.alpha);
+                  }
+              } else {
+                  if (c >= 3 && faker.random.number(100) < 30) {
+                      if (faker.random.boolean()) {
+                          s += faker.random.arrayElement(ibanLib.pattern100);
+                          c -= 2;
+                      } else {
+                          s += faker.random.arrayElement(ibanLib.pattern10);
+                          c--;
+                      }
+                  } else {
+                      s += faker.random.number(9);
+                  }
+              }
+              c--;
+          }
+          s = s.substring(0, count);
+      }
+      var checksum = 98 - ibanLib.mod97(ibanLib.toDigitString(s + ibanFormat.country + "00"));
+      if (checksum < 10) {
+          checksum = "0" + checksum;
+      }
+      var iban = ibanFormat.country + checksum + s;
+      return formatted ? iban.match(/.{1,4}/g).join(" ") : iban;
+  }
+
+  /**
+   * bic
+   *
+   * @method  faker.finance.bic
+   */
+  self.bic = function () {
+      var vowels = ["A", "E", "I", "O", "U"];
+      var prob = faker.random.number(100);
+      return Helpers.replaceSymbols("???") +
+          faker.random.arrayElement(vowels) +
+          faker.random.arrayElement(ibanLib.iso3166) +
+          Helpers.replaceSymbols("?") + "1" +
+          (prob < 10 ?
+              Helpers.replaceSymbols("?" + faker.random.arrayElement(vowels) + "?") :
+          prob < 40 ?
+              Helpers.replaceSymbols("###") : "");
+  }
 }
 
 module['exports'] = Finance;