Class: Perfectline::LocaleRouting::Locale

Inherits:
Object
  • Object
show all
Defined in:
lib/locale_routing/locale.rb

Overview

class containing Locale handling methods

Class Method Summary collapse

Class Method Details

.extract(path, env) ⇒ Object

extract and set locale



34
35
36
37
38
39
40
41
 
# File 'lib/locale_routing/locale.rb', line 34

def extract(path, env)
  case Perfectline::LocaleRouting::Config.match_from
    when :params    then path = extract_from_params(path)
    when :host      then extract_from_host(env)
  end

  return path
end

.extract_from_host(env) ⇒ Object 



60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
 
# File 'lib/locale_routing/locale.rb', line 60

def extract_from_host(env)
  if env[:host].nil?
    raise "Valid host not found (Perfectline::LocaleRouting.match_from = :host)."
  end

  host = env[:host].to_s
  locale = I18n.default_locale
  mappings = Perfectline::LocaleRouting::Config.host_mapping

  if mappings.nil? || mappings.empty?
    RAILS_DEFAULT_LOGGER.warn "Perfectline::LocaleRouting.host_mapping is nil or empty."
  end

  puts mappings.inspect

  mappings.each do |element|
    unless host.match(%r(^#{element[:host]}$)).nil?
      locale = element[:locale] and break
    end
  end

  I18n.locale = locale
end

.extract_from_params(path) ⇒ Object 



43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
 
# File 'lib/locale_routing/locale.rb', line 43

def extract_from_params(path)
  # match for configured locales and remove them
  replacement = path.sub!(self.match_params_locale, '')
  locale = I18n.default_locale

  # if matches were found, set the locale and new path
  if (not replacement.nil?)
    path = replacement
    locale = $1.to_sym
  else
    RAILS_DEFAULT_LOGGER.info "No valid locale string found in the URL, falling back to #{locale}"
  end

  # set the locale and return the 'cleaned' path string
  I18n.locale = locale and return path
end

.match_params_locale ⇒ Object

locale matching pattern



8
9
10
 
# File 'lib/locale_routing/locale.rb', line 8

def match_params_locale
  @@match_params_locale ||= %r(^/((#{I18n.available_locales.map{|o| Regexp.escape(o.to_s)}.join('|')})(?=/|$)))
end

.match_url ⇒ Object 



12
13
14
 
# File 'lib/locale_routing/locale.rb', line 12

def match_url
  @@match_url ||= %r(^(http.?://[^/]*)?(.*))
end

.prepend(result, locale) ⇒ Object

prepend locale to generated url



18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/locale_routing/locale.rb', line 18

def prepend(result, locale)
  # check the results
  url = result.is_a?(Array) ? result.first : result
  locale = I18n.locale if locale.nil?

  # substitute the locale
  url.sub!(self.match_url) do

    hostname = $1
    path = $2 == '/' ? '' : $2

    "#{hostname}/#{locale}#{path}"
  end
end