77 lines
2.4 KiB
Ruby
77 lines
2.4 KiB
Ruby
module Locomotive
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module Liquid
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module Tags
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# Display the links to change the locale of the current page
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#
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# Usage:
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#
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# {% locale_switcher %} => <div id="locale-switcher"><a href="/features" class="current en">Features</a><a href="/fr/fonctionnalites" class="fr">Fonctionnalités</a></div>
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#
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# {% locale_switcher label: locale, sep: ' - ' }
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#
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# options:
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# - label: iso (de, fr, en, ...etc), locale (Deutsch, Français, English, ...etc), title (page title)
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# - sep: piece of html code seperating 2 locales
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#
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# notes:
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# - "iso" is the default choice for label
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# - " | " is the default seperating code
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#
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class LocaleSwitcher < ::Liquid::Tag
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Syntax = /(#{::Liquid::Expression}+)?/
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def initialize(tag_name, markup, tokens, context)
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@options = { :label => 'iso', :sep => ' | ' }
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if markup =~ Syntax
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markup.scan(::Liquid::TagAttributes) { |key, value| @options[key.to_sym] = value.gsub(/"|'/, '') }
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@options[:exclude] = Regexp.new(@options[:exclude]) if @options[:exclude]
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else
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raise ::Liquid::SyntaxError.new("Syntax Error in 'locale_switcher' - Valid syntax: locale_switcher <options>")
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end
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super
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end
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def render(context)
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site = context.registers[:site]
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current_page = context.registers[:page]
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output = %(<div id="locale-switcher">)
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output += site.locales.collect do |locale|
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I18n.with_site_locale(locale) do
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url = current_page.fullpath_with_locale(locale)
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if current_page.templatized?
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url.gsub!('content_type_template', context['content_instance']._permalink)
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end
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%(<a href="/#{url}" class="#{locale} #{'current' if locale == context['current_locale']}">#{link_label(current_page)}</a>)
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end
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end.join(@options[:sep])
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output += %(</div>)
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end
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private
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def link_label(current_page)
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case @options[:label]
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when :iso then I18n.site_locale
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when :locale then I18n.t("admin.locales.#{I18n.site_locale}", :locale => I18n.site_locale)
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when :title then current_page.title
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else
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I18n.site_locale
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end
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end
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end
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::Liquid::Template.register_tag('locale_switcher', LocaleSwitcher)
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end
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end
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end
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