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Commit 95739038 authored by Miguel Rincon's avatar Miguel Rincon
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Decode square brackets with "queryToObject" 

This change ensure that URL-encoded square brackets are decoded by
"queryToObject" when such encoding is used in the URL.

Prevents edge cases in which clients send encoded square brackets to
define arrays in their URL parameters.

Changelog: fixed
parent 54e345fb
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Inline Side-by-side
Showing with 24 additions and 24 deletions
app/assets/javascripts/lib/utils/url_utility.js
View file @ 95739038
......@@ -474,19 +474,17 @@ export function queryToObject(query, { gatherArrays = false, legacySpacesDecode
}
const decodedValue = legacySpacesDecode ? decodeURIComponent(value) : decodeUrlParameter(value);
const decodedKey = legacySpacesDecode ? decodeURIComponent(key) : decodeUrlParameter(key);
if (gatherArrays && key.endsWith('[]')) {
const decodedKey = legacySpacesDecode
? decodeURIComponent(key.slice(0, -2))
: decodeUrlParameter(key.slice(0, -2));
if (gatherArrays && decodedKey.endsWith('[]')) {
const decodedArrayKey = decodedKey.slice(0, -2);
if (!Array.isArray(accumulator[decodedKey])) {
accumulator[decodedKey] = [];
if (!Array.isArray(accumulator[decodedArrayKey])) {
accumulator[decodedArrayKey] = [];
}
accumulator[decodedKey].push(decodedValue);
} else {
const decodedKey = legacySpacesDecode ? decodeURIComponent(key) : decodeUrlParameter(key);
accumulator[decodedArrayKey].push(decodedValue);
} else {
accumulator[decodedKey] = decodedValue;
}
......
spec/frontend/lib/utils/url_utility_spec.js
View file @ 95739038
......@@ -670,21 +670,23 @@ describe('URL utility', () => {
describe('queryToObject', () => {
it.each`
case | query | options | result
${'converts query'} | ${'?one=1&two=2'} | ${undefined} | ${{ one: '1', two: '2' }}
${'converts query without ?'} | ${'one=1&two=2'} | ${undefined} | ${{ one: '1', two: '2' }}
${'removes undefined values'} | ${'?one=1&two=2&three'} | ${undefined} | ${{ one: '1', two: '2' }}
${'overwrites values with same key and does not change key'} | ${'?one[]=1&one[]=2&two=2&two=3'} | ${undefined} | ${{ 'one[]': '2', two: '3' }}
${'gathers values with the same array-key, strips `[]` from key'} | ${'?one[]=1&one[]=2&two=2&two=3'} | ${{ gatherArrays: true }} | ${{ one: ['1', '2'], two: '3' }}
${'overwrites values with the same array-key name'} | ${'?one=1&one[]=2&two=2&two=3'} | ${{ gatherArrays: true }} | ${{ one: ['2'], two: '3' }}
${'overwrites values with the same key name'} | ${'?one[]=1&one=2&two=2&two=3'} | ${{ gatherArrays: true }} | ${{ one: '2', two: '3' }}
${'ignores plus symbols'} | ${'?search=a+b'} | ${{ legacySpacesDecode: true }} | ${{ search: 'a+b' }}
${'ignores plus symbols in keys'} | ${'?search+term=a'} | ${{ legacySpacesDecode: true }} | ${{ 'search+term': 'a' }}
${'ignores plus symbols when gathering arrays'} | ${'?search[]=a+b'} | ${{ gatherArrays: true, legacySpacesDecode: true }} | ${{ search: ['a+b'] }}
${'replaces plus symbols with spaces'} | ${'?search=a+b'} | ${undefined} | ${{ search: 'a b' }}
${'replaces plus symbols in keys with spaces'} | ${'?search+term=a'} | ${undefined} | ${{ 'search term': 'a' }}
${'replaces plus symbols when gathering arrays'} | ${'?search[]=a+b'} | ${{ gatherArrays: true }} | ${{ search: ['a b'] }}
${'replaces plus symbols when gathering arrays for values with same key'} | ${'?search[]=a+b&search[]=c+d'} | ${{ gatherArrays: true }} | ${{ search: ['a b', 'c d'] }}
case | query | options | result
${'converts query'} | ${'?one=1&two=2'} | ${undefined} | ${{ one: '1', two: '2' }}
${'converts query without ?'} | ${'one=1&two=2'} | ${undefined} | ${{ one: '1', two: '2' }}
${'removes undefined values'} | ${'?one=1&two=2&three'} | ${undefined} | ${{ one: '1', two: '2' }}
${'overwrites values with same key and does not change key'} | ${'?one[]=1&one[]=2&two=2&two=3'} | ${undefined} | ${{ 'one[]': '2', two: '3' }}
${'gathers values with the same array-key, strips `[]` from key'} | ${'?one[]=1&one[]=2&two=2&two=3'} | ${{ gatherArrays: true }} | ${{ one: ['1', '2'], two: '3' }}
${'overwrites values with the same array-key name'} | ${'?one=1&one[]=2&two=2&two=3'} | ${{ gatherArrays: true }} | ${{ one: ['2'], two: '3' }}
${'overwrites values with the same key name'} | ${'?one[]=1&one=2&two=2&two=3'} | ${{ gatherArrays: true }} | ${{ one: '2', two: '3' }}
${'ignores plus symbols'} | ${'?search=a+b'} | ${{ legacySpacesDecode: true }} | ${{ search: 'a+b' }}
${'ignores plus symbols in keys'} | ${'?search+term=a'} | ${{ legacySpacesDecode: true }} | ${{ 'search+term': 'a' }}
${'ignores plus symbols when gathering arrays'} | ${'?search[]=a+b'} | ${{ gatherArrays: true, legacySpacesDecode: true }} | ${{ search: ['a+b'] }}
${'replaces plus symbols with spaces'} | ${'?search=a+b'} | ${undefined} | ${{ search: 'a b' }}
${'replaces plus symbols in keys with spaces'} | ${'?search+term=a'} | ${undefined} | ${{ 'search term': 'a' }}
${'preserves square brackets in array params'} | ${'?search[]=a&search[]=b'} | ${{ gatherArrays: true }} | ${{ search: ['a', 'b'] }}
${'decodes encoded square brackets in array params'} | ${'?search%5B%5D=a&search%5B%5D=b'} | ${{ gatherArrays: true }} | ${{ search: ['a', 'b'] }}
${'replaces plus symbols when gathering arrays'} | ${'?search[]=a+b'} | ${{ gatherArrays: true }} | ${{ search: ['a b'] }}
${'replaces plus symbols when gathering arrays for values with same key'} | ${'?search[]=a+b&search[]=c+d'} | ${{ gatherArrays: true }} | ${{ search: ['a b', 'c d'] }}
`('$case', ({ query, options, result }) => {
expect(urlUtils.queryToObject(query, options)).toEqual(result);
});
......
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