| 341 | |
| 342 | var supportedLanguages = {"ca": true, "en": true}; |
| 343 | function preferredLang() { |
| 344 | const urlParams = new URLSearchParams(window.location.search); |
| 345 | var urlLang = urlParams.get("lang"); |
| 346 | if(urlLang !== null && supportedLanguages[urlLang]) { |
| 347 | return urlLang; |
| 348 | } |
| 349 | |
| 350 | var langs = window.navigator.languages; |
| 351 | for(var i=0; i<langs.length; i++) { |
| 352 | /* 2 is the length of ISO 639-1 language codes |
| 353 | * which are the start of BCP-47 codes |
| 354 | */ |
| 355 | var code = langs[i].substring(0, 2); |
| 356 | var l = supportedLanguages[code]; |
| 357 | if(l) { |
| 358 | return code; |
| 359 | } |
| 360 | } |
| 361 | return "en"; |
| 362 | }; |
| 363 | |
| 364 | |
| 365 | function internationalize() { |