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Merge pull request #1699 from matrix-org/dbkr/i18n_plural_fallback 

Fall back for missing i18n plurals
pull/21833/head
David Baker 2018-01-17 19:28:38 +00:00 committed by GitHub
parent bd81ed6587 621682a2db
commit 6b43b412ab
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 8 deletions
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25
src/languageHandler.js
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@ -40,7 +40,7 @@ export function _td(s) {
// Wrapper for counterpart's translation function so that it handles nulls and undefineds properly
// Takes the same arguments as counterpart.translate()
function safeCounterpartTranslate(...args) {
function safeCounterpartTranslate(text, options) {
// Horrible hack to avoid https://github.com/vector-im/riot-web/issues/4191
// The interpolation library that counterpart uses does not support undefined/null
// values and instead will throw an error. This is a problem since everywhere else
@ -48,19 +48,28 @@ function safeCounterpartTranslate(...args) {
// valid ES6 template strings to i18n strings it's extremely easy to pass undefined/null
// if there are no existing null guards. To avoid this making the app completely inoperable,
// we'll check all the values for undefined/null and stringify them here.
if (args[1] && typeof args[1] === 'object') {
Object.keys(args[1]).forEach((k) => {
if (args[1][k] === undefined) {
let count;
if (options && typeof options === 'object') {
count = options['count'];
Object.keys(options).forEach((k) => {
if (options[k] === undefined) {
console.warn("safeCounterpartTranslate called with undefined interpolation name: " + k);
args[1][k] = 'undefined';
options[k] = 'undefined';
}
if (args[1][k] === null) {
if (options[k] === null) {
console.warn("safeCounterpartTranslate called with null interpolation name: " + k);
args[1][k] = 'null';
options[k] = 'null';
}
});
}
return counterpart.translate(...args);
let translated = counterpart.translate(text, options);
if (translated === undefined && count !== undefined) {
// counterpart does not do fallback if no pluralisation exists
// in the preferred language, so do it here
translated = counterpart.translate(text, Object.assign({}, options, {locale: 'en'}));
}
return translated;
}
/*