1 'use strict' 2 3 var qs = require('qs') 4 var querystring = require('querystring') 5 6 function Querystring (request) { 7 this.request = request 8 this.lib = null 9 this.useQuerystring = null 10 this.parseOptions = null 11 this.stringifyOptions = null 12 } 13 14 Querystring.prototype.init = function (options) { 15 if (this.lib) { return } 16 17 this.useQuerystring = options.useQuerystring 18 this.lib = (this.useQuerystring ? querystring : qs) 19 20 this.parseOptions = options.qsParseOptions || {} 21 this.stringifyOptions = options.qsStringifyOptions || {} 22 } 23 24 Querystring.prototype.stringify = function (obj) { 25 return (this.useQuerystring) 26 ? this.rfc3986(this.lib.stringify(obj, 27 this.stringifyOptions.sep || null, 28 this.stringifyOptions.eq || null, 29 this.stringifyOptions)) 30 : this.lib.stringify(obj, this.stringifyOptions) 31 } 32 33 Querystring.prototype.parse = function (str) { 34 return (this.useQuerystring) 35 ? this.lib.parse(str, 36 this.parseOptions.sep || null, 37 this.parseOptions.eq || null, 38 this.parseOptions) 39 : this.lib.parse(str, this.parseOptions) 40 } 41 42 Querystring.prototype.rfc3986 = function (str) { 43 return str.replace(/[!'()*]/g, function (c) { 44 return '%' + c.charCodeAt(0).toString(16).toUpperCase() 45 }) 46 } 47 48 Querystring.prototype.unescape = querystring.unescape 49 50 exports.Querystring = Querystring 51