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metamask-extension/ui/app/helpers/higher-order-components/i18n-provider.js
Whymarrh Whitby a58e549c3f Skip null and undefined keys when translating via context (#6543)
* i18n: Don't translate null or undefined keys

* Add JSDoc for I18nProvider#t context fn
2019-05-06 15:04:16 -02:30

66 lines
1.6 KiB
JavaScript

const { Component } = require('react')
const connect = require('react-redux').connect
const PropTypes = require('prop-types')
const { withRouter } = require('react-router-dom')
const { compose } = require('recompose')
const t = require('../utils/i18n-helper').getMessage
class I18nProvider extends Component {
tOrDefault = (key, defaultValue, ...args) => {
const { localeMessages: { current, en } = {} } = this.props
return t(current, key, ...args) || t(en, key, ...args) || defaultValue
}
getChildContext () {
const { localeMessages } = this.props
const { current, en } = localeMessages
return {
/**
* Returns a localized message for the given key
* @param {string} key The message key
* @param {string[]} args A list of message substitution replacements
* @return {string|undefined|null} The localized message if available
*/
t (key, ...args) {
if (key === undefined || key === null) {
return key
}
return t(current, key, ...args) || t(en, key, ...args) || `[${key}]`
},
tOrDefault: this.tOrDefault,
tOrKey: (key, ...args) => {
return this.tOrDefault(key, key, ...args)
},
}
}
render () {
return this.props.children
}
}
I18nProvider.propTypes = {
localeMessages: PropTypes.object,
children: PropTypes.object,
}
I18nProvider.childContextTypes = {
t: PropTypes.func,
tOrDefault: PropTypes.func,
tOrKey: PropTypes.func,
}
const mapStateToProps = state => {
const { localeMessages } = state
return {
localeMessages,
}
}
module.exports = compose(
withRouter,
connect(mapStateToProps)
)(I18nProvider)