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Make the language source header customizable #390

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merged 1 commit into from
Aug 19, 2020
Merged

Make the language source header customizable #390

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3 changes: 3 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -145,6 +145,9 @@ i18n.configure({

// sets a custom cookie name to parse locale settings from - defaults to NULL
cookie: 'yourcookiename',

// sets a custom header name to read the language preference from - accept-language header by default
header: 'accept-language',

// query parameter to switch locale (ie. /home?lang=ch) - defaults to NULL
queryParameter: 'lang',
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6 changes: 5 additions & 1 deletion i18n.js
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Expand Up @@ -45,6 +45,7 @@ module.exports = (function() {
pathsep = path.sep, // ---> means win support will be available in node 0.8.x and above
autoReload,
cookiename,
languageHeaderName,
defaultLocale,
directory,
directoryPermissions,
Expand Down Expand Up @@ -101,6 +102,9 @@ module.exports = (function() {

// sets a custom cookie name to parse locale settings from
cookiename = (typeof opt.cookie === 'string') ? opt.cookie : null;

// set the custom header name to extract the language locale
languageHeaderName = (typeof opt.header === 'string') ? opt.header : 'accept-language';

// query-string parameter to be watched - @todo: add test & doc
queryParameter = (typeof opt.queryParameter === 'string') ? opt.queryParameter : null;
Expand Down Expand Up @@ -647,7 +651,7 @@ module.exports = (function() {

var guessLanguage = function(request) {
if (typeof request === 'object') {
var languageHeader = request.headers? request.headers['accept-language'] : undefined,
var languageHeader = request.headers? request.headers[languageHeaderName] : undefined,
languages = [],
regions = [];

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