Class: SiteSetting

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ SiteSetting

Returns a new instance of SiteSetting.



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# File 'lib/sitesetting.rb', line 25

def initialize(path)
  @match_values = {}
  @yaml_setting = YAML.load_file(path)
end

Class Method Details

.load_file(path) ⇒ Object 



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# File 'lib/sitesetting.rb', line 9

def self.load_file(path)
  new(path)
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/sitesetting.rb', line 13

def [](key)
  replace_group_values(key)
end

#[]=(key, value) ⇒ Object 



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# File 'lib/sitesetting.rb', line 17

def []=(key, value)
  @match_values[key] = value
end

#clear ⇒ Object 



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# File 'lib/sitesetting.rb', line 21

def clear
  @match_values.clear
end

#multi_match(source, *keys) ⇒ Object 



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# File 'lib/sitesetting.rb', line 30

def multi_match(source, *keys)
  match_data = nil
  keys.each do |key|
    setting_value = self[key] or next
    (setting_value.kind_of?(Array) ? setting_value : [setting_value]).each do |value|
      match_data = source.match(/#{value}/m)
      if match_data
        @match_values[key] = value       # yamlのキーでもmatch_valuesに設定しておくが、
        update_match_values(match_data)  # ←ここで同名のグループ名が定義されていたら上書きされるので注意
                                         # 例えば、title: <title>(?<title>.+?)</title> と定義されていた場合、
                                         # @match_values["title"] には (?<title>.+?) 部分の要素が反映される
        break
      end
    end
  end
  match_data
end

#replace_group_values(key, option_values = {}) ⇒ Object 



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# File 'lib/sitesetting.rb', line 54

def replace_group_values(key, option_values = {})
  dest = option_values[key] || @match_values[key] || @yaml_setting[key]
  if dest.kind_of?(TrueClass) || dest.kind_of?(FalseClass)
    return dest
  end
  return nil unless dest
  values = @yaml_setting.merge(@match_values).merge(option_values)
  result = dest.dup
  result.gsub!(/\\\\k<(.+?)>/) do |match|
    value = values[$1]
    if value
      value.gsub(/\\\\k<(.+?)>/) do
        replace_group_values($1, option_values)
      end
    else
      match
    end
  end
  result
end

#update_match_values(match_data) ⇒ Object 



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# File 'lib/sitesetting.rb', line 48

def update_match_values(match_data)
  match_data.names.each do |name|
    @match_values[name] = match_data[name] || ""
  end
end