Created
March 18, 2018 20:03
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I18n for Sinatra
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| configure do | |
| enable :protection | |
| set :sessions, key: "session", expire_after: 25920000, path: "/" | |
| set :session_secret, ENV["SESSION_SECRET"] | |
| helpers Sinatra::Helpers | |
| use Rack::Flash | |
| use Rack::Protection::AuthenticityToken | |
| I18n.load_path = ["./blog/locales/en.yml", "./blog/locales/de.yml"] | |
| end | |
| before "/" do | |
| locale = I18n.locale_from_header(request.env["HTTP_ACCEPT_LANGUAGE"]) | |
| redirect to("/#{locale}/"), 302 | |
| end | |
| before "/:locale/*" do | |
| locale = params[:locale].to_sym | |
| halt 404 unless I18n.available_locales.include?(locale) | |
| I18n.locale = locale | |
| request.path_info = "/#{params[:splat][0]}" | |
| end |
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| <html lang="<%= I18n.locale %>"> | |
| ... | |
| <h1><%= I18n.t(:all_posts) %></h1> |
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| module I18n | |
| module Base | |
| # TODO: Need to test this properly. What happens if blank? Not supported locale? | |
| # BETTER: use Rack::Locale instead... | |
| def locale_from_header(header) | |
| locale = header.scan(/^[a-z]{2}/).first.to_sym | |
| available_locales.include?(locale) ? locale : default_locale | |
| end | |
| def format_number(number) | |
| thousands_separator = t("numbers.thousand_separator") || "," | |
| decimal_separator = t("numbers.decimal_separator") || "." | |
| left, right = number.to_s.split(".") | |
| left.gsub!(/(\d)(?=(\d\d\d)+(?!\d))/) do |digit_to_delimit| | |
| "#{digit_to_delimit}#{thousands_separator}" | |
| end | |
| [left, right].compact.join(decimal_separator) | |
| end | |
| # Prefix a url with the current locale | |
| # Example: "/orders/show/1" becomes "/de/orders/show/1" | |
| def link(url, text) | |
| %{<a href="/#{locale}#{url}">#{t text}</a>} | |
| end | |
| def url(url) | |
| "/#{locale}#{url}" | |
| end | |
| end | |
| end |
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| de: | |
| all_posts: "Alle Beiträge" | |
| new: "Neu" | |
| numbers: | |
| thousand_separator: "." | |
| decimal_separator: "," |
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| en: | |
| all_posts: "All Posts" | |
| new: "New" | |
| numbers: | |
| thousand_separator: "," | |
| decimal_separator: "." |
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