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Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
46 lines
1.0 KiB
46 lines
1.0 KiB
class LanguagesController < ApplicationController
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before_action :set_locale_to_default
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helper_method :accept_language
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def index
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end
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private
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def accept_language
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@accept_language ||= first_matching_language
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end
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def first_matching_language
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accept_languages = request.env['HTTP_ACCEPT_LANGUAGE'].to_s.split(',').map { |l|
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lang, q_factor = l.split(';q=')
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[lang, (q_factor || '1').to_f]
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}.sort_by { |_, q| -q }.map(&:first)
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available_languages = I18n.t('languages').keys.map(&:to_s)
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accept_languages.each do |lang|
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return lang if available_languages.include?(lang)
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lang_part = lang.split('-').first
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if available_languages.include?(lang_part)
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return lang_part
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else
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wildcard_match = available_languages.find { |l| l.start_with?("#{lang_part}-") }
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return wildcard_match if wildcard_match
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end
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end
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'en'
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end
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def set_locale_to_default
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I18n.locale = I18n.default_locale
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end
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end
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