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35 lines
1.2 KiB
CoffeeScript
35 lines
1.2 KiB
CoffeeScript
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locale = require '../locale/locale' # requiring from app; will break if we stop serving from where app lives
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languages = []
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for code, localeInfo of locale
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languages.push code: code, nativeDescription: localeInfo.nativeDescription, englishDescription: localeInfo.englishDescription
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module.exports.languages = languages
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module.exports.languageCodes = languageCodes = (language.code for language in languages)
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module.exports.languageCodesLower = languageCodesLower = (code.toLowerCase() for code in languageCodes)
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# Keep keys lower-case for matching and values with second subtag uppercase like i18next expects
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languageAliases =
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'en': 'en-US'
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'zh-cn': 'zh-HANS'
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'zh-hans-cn': 'zh-HANS'
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'zh-sg': 'zh-HANS'
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'zh-hans-sg': 'zh-HANS'
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'zh-tw': 'zh-HANT'
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'zh-hant-tw': 'zh-HANT'
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'zh-hk': 'zh-HANT'
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'zh-hant-hk': 'zh-HANT'
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'zh-mo': 'zh-HANT'
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'zh-hant-mo': 'zh-HANT'
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module.exports.languageCodeFromAcceptedLanguages = languageCodeFromAcceptedLanguages = (acceptedLanguages) ->
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for lang in acceptedLanguages ? []
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code = languageAliases[lang.toLowerCase()]
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return code if code
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codeIndex = _.indexOf languageCodesLower, lang
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if codeIndex isnt -1
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return languageCodes[codeIndex]
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return 'en-US'
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