aaac7fed
 liuqimichale
add
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/*
## Miscellaneous
*/
var DICT = require('./address_dict')
module.exports = {
// Dice
d4: function() {
return this.natural(1, 4)
},
d6: function() {
return this.natural(1, 6)
},
d8: function() {
return this.natural(1, 8)
},
d12: function() {
return this.natural(1, 12)
},
d20: function() {
return this.natural(1, 20)
},
d100: function() {
return this.natural(1, 100)
},
/*
随机生成一个 GUID。
http://www.broofa.com/2008/09/javascript-uuid-function/
[UUID 规范](http://www.ietf.org/rfc/rfc4122.txt)
UUIDs (Universally Unique IDentifier)
GUIDs (Globally Unique IDentifier)
The formal definition of the UUID string representation is provided by the following ABNF [7]:
UUID = time-low "-" time-mid "-"
time-high-and-version "-"
clock-seq-and-reserved
clock-seq-low "-" node
time-low = 4hexOctet
time-mid = 2hexOctet
time-high-and-version = 2hexOctet
clock-seq-and-reserved = hexOctet
clock-seq-low = hexOctet
node = 6hexOctet
hexOctet = hexDigit hexDigit
hexDigit =
"0" / "1" / "2" / "3" / "4" / "5" / "6" / "7" / "8" / "9" /
"a" / "b" / "c" / "d" / "e" / "f" /
"A" / "B" / "C" / "D" / "E" / "F"
https://github.com/victorquinn/chancejs/blob/develop/chance.js#L1349
*/
guid: function() {
var pool = "abcdefABCDEF1234567890",
guid = this.string(pool, 8) + '-' +
this.string(pool, 4) + '-' +
this.string(pool, 4) + '-' +
this.string(pool, 4) + '-' +
this.string(pool, 12);
return guid
},
uuid: function() {
return this.guid()
},
/*
随机生成一个 18 位身份证。
[身份证](http://baike.baidu.com/view/1697.htm#4)
地址码 6 + 出生日期码 8 + 顺序码 3 + 校验码 1
[《中华人民共和国行政区划代码》国家标准(GB/T2260)](http://zhidao.baidu.com/question/1954561.html)
*/
id: function() {
var id,
sum = 0,
rank = [
"7", "9", "10", "5", "8", "4", "2", "1", "6", "3", "7", "9", "10", "5", "8", "4", "2"
],
last = [
"1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2"
]
id = this.pick(DICT).id +
this.date('yyyyMMdd') +
this.string('number', 3)
for (var i = 0; i < id.length; i++) {
sum += id[i] * rank[i];
}
id += last[sum % 11];
return id
},
/*
生成一个全局的自增整数。
类似自增主键（auto increment primary key）。
*/
increment: function() {
var key = 0
return function(step) {
return key += (+step || 1) // step?
}
}(),
inc: function(step) {
return this.increment(step)
}
}
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