/
parse_str.js
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/
parse_str.js
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module.exports = function parse_str(str, array) {
// discuss at: https://locutus.io/php/parse_str/
// original by: Cagri Ekin
// improved by: Michael White (https://getsprink.com)
// improved by: Jack
// improved by: Brett Zamir (https://brett-zamir.me)
// bugfixed by: Onno Marsman (https://twitter.com/onnomarsman)
// bugfixed by: Brett Zamir (https://brett-zamir.me)
// bugfixed by: stag019
// bugfixed by: Brett Zamir (https://brett-zamir.me)
// bugfixed by: MIO_KODUKI (https://mio-koduki.blogspot.com/)
// reimplemented by: stag019
// input by: Dreamer
// input by: Zaide (https://zaidesthings.com/)
// input by: David Pesta (https://davidpesta.com/)
// input by: jeicquest
// bugfixed by: Rafał Kukawski
// note 1: When no argument is specified, will put variables in global scope.
// note 1: When a particular argument has been passed, and the
// note 1: returned value is different parse_str of PHP.
// note 1: For example, a=b=c&d====c
// example 1: var $arr = {}
// example 1: parse_str('first=foo&second=bar', $arr)
// example 1: var $result = $arr
// returns 1: { first: 'foo', second: 'bar' }
// example 2: var $arr = {}
// example 2: parse_str('str_a=Jack+and+Jill+didn%27t+see+the+well.', $arr)
// example 2: var $result = $arr
// returns 2: { str_a: "Jack and Jill didn't see the well." }
// example 3: var $abc = {3:'a'}
// example 3: parse_str('a[b]["c"]=def&a[q]=t+5', $abc)
// example 3: var $result = $abc
// returns 3: {"3":"a","a":{"b":{"c":"def"},"q":"t 5"}}
// example 4: var $arr = {}
// example 4: parse_str('a[][]=value', $arr)
// example 4: var $result = $arr
// returns 4: {"a":{"0":{"0":"value"}}}
// example 5: var $arr = {}
// example 5: parse_str('a=1&a[]=2', $arr)
// example 5: var $result = $arr
// returns 5: {"a":{"0":"2"}}
const strArr = String(str).replace(/^&/, '').replace(/&$/, '').split('&')
const sal = strArr.length
let i
let j
let ct
let p
let lastObj
let obj
let chr
let tmp
let key
let value
let postLeftBracketPos
let keys
let keysLen
const _fixStr = function (str) {
return decodeURIComponent(str.replace(/\+/g, '%20'))
}
const $global = typeof window !== 'undefined' ? window : global
$global.$locutus = $global.$locutus || {}
const $locutus = $global.$locutus
$locutus.php = $locutus.php || {}
if (!array) {
array = $global
}
for (i = 0; i < sal; i++) {
tmp = strArr[i].split('=')
key = _fixStr(tmp[0])
value = tmp.length < 2 ? '' : _fixStr(tmp[1])
if (key.includes('__proto__') || key.includes('constructor') || key.includes('prototype')) {
break
}
while (key.charAt(0) === ' ') {
key = key.slice(1)
}
if (key.indexOf('\x00') > -1) {
key = key.slice(0, key.indexOf('\x00'))
}
if (key && key.charAt(0) !== '[') {
keys = []
postLeftBracketPos = 0
for (j = 0; j < key.length; j++) {
if (key.charAt(j) === '[' && !postLeftBracketPos) {
postLeftBracketPos = j + 1
} else if (key.charAt(j) === ']') {
if (postLeftBracketPos) {
if (!keys.length) {
keys.push(key.slice(0, postLeftBracketPos - 1))
}
keys.push(key.substr(postLeftBracketPos, j - postLeftBracketPos))
postLeftBracketPos = 0
if (key.charAt(j + 1) !== '[') {
break
}
}
}
}
if (!keys.length) {
keys = [key]
}
for (j = 0; j < keys[0].length; j++) {
chr = keys[0].charAt(j)
if (chr === ' ' || chr === '.' || chr === '[') {
keys[0] = keys[0].substr(0, j) + '_' + keys[0].substr(j + 1)
}
if (chr === '[') {
break
}
}
obj = array
for (j = 0, keysLen = keys.length; j < keysLen; j++) {
key = keys[j].replace(/^['"]/, '').replace(/['"]$/, '')
lastObj = obj
if ((key === '' || key === ' ') && j !== 0) {
// Insert new dimension
ct = -1
for (p in obj) {
if (obj.hasOwnProperty(p)) {
if (+p > ct && p.match(/^\d+$/g)) {
ct = +p
}
}
}
key = ct + 1
}
// if primitive value, replace with object
if (Object(obj[key]) !== obj[key]) {
obj[key] = {}
}
obj = obj[key]
}
lastObj[key] = value
}
}
}