Class: Setting::Meta

Inherits:
Object
  • Object
show all
Defined in:
app/models/setting.rb

Constant Summary collapse

@@settings = 
{}
@@by_tab_section_and_label = 
{}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(label, options) ⇒ Meta

Returns a new instance of Meta.



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# File 'app/models/setting.rb', line 55

def initialize(label, options)
  @label = label.to_sym
  @label_override = options[:label]
  @info_label = options[:info_label]
  @tab = (options[:tab] || Setting::Tab.default)
  @section = (options[:section] || Setting::Section.default)
  @order = (options[:order] || 0)
  @type = (options[:type] || :string).to_sym
  @onchange = options[:onchange]
  @validation = options[:validation]
  @select_from = options[:select_from]
  raise "Invalid setting type #{@type}" unless [:text, :string, :symbol, :boolean, :int, :float, :array, :hash].include? @type

  # Auto create general tab and section if it isn't created
  if @tab == :general && !Setting::Tab[@tab]
    Setting::Tab.define :general, :order => 0
  end

  if @section == :general && !Setting::Section.by_tab_and_label[@tab][@section]
    Setting::Section.define :general, :order => 0, :tab => @tab
  end

  if options.include? :default
    @default = options[:default]
  elsif @type == :string
    @default = ""
  elsif @type == :text
    @default = ""
  elsif @type == :symbol
    @default = :""
  elsif @type == :boolean
    @default = false
  elsif @type == :int
    @default = 0
  elsif @type == :float
    @default = 0.0
  elsif @type == :array
    @default = []
  elsif @type == :hash
    @default = {}
  end
end

Instance Attribute Details

#default ⇒ Object (readonly)

Returns the value of attribute default.



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# File 'app/models/setting.rb', line 51

def default
  @default
end

#info_label ⇒ Object (readonly)

Returns the value of attribute info_label.



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# File 'app/models/setting.rb', line 51

def info_label
  @info_label
end

#label ⇒ Object (readonly)

Returns the value of attribute label.



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# File 'app/models/setting.rb', line 51

def label
  @label
end

#onchange ⇒ Object (readonly)

Returns the value of attribute onchange.



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# File 'app/models/setting.rb', line 51

def onchange
  @onchange
end

#order ⇒ Object (readonly)

Returns the value of attribute order.



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# File 'app/models/setting.rb', line 51

def order
  @order
end

#section ⇒ Object (readonly)

Returns the value of attribute section.



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# File 'app/models/setting.rb', line 51

def section
  @section
end

#select_from ⇒ Object (readonly)

Returns the value of attribute select_from.



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# File 'app/models/setting.rb', line 51

def select_from
  @select_from
end

#tab ⇒ Object (readonly)

Returns the value of attribute tab.



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# File 'app/models/setting.rb', line 51

def tab
  @tab
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'app/models/setting.rb', line 51

def type
  @type
end

#validation ⇒ Object (readonly)

Returns the value of attribute validation.



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# File 'app/models/setting.rb', line 51

def validation
  @validation
end

Class Method Details

.[](label) ⇒ Object 



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# File 'app/models/setting.rb', line 157

def [](label)
  raise "Missing setting '#{label}'" unless @@settings[label.to_sym]
  @@settings[label.to_sym]
end

.[]=(label, definition) ⇒ Object 



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# File 'app/models/setting.rb', line 162

def []=(label, definition)
  raise "Duplicate setting '#{label}' given!" if @@settings[label.to_sym]
  @@settings[label.to_sym] = definition
  @@by_tab_section_and_label[definition.tab] ||= {}
  @@by_tab_section_and_label[definition.tab][definition.section] ||= {}
  @@by_tab_section_and_label[definition.tab][definition.section][label.to_sym] = definition
end

.by_tab_section_and_label ⇒ Object 



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# File 'app/models/setting.rb', line 170

def by_tab_section_and_label
  @@by_tab_section_and_label
end

Instance Method Details

#<=>(other) ⇒ Object 



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# File 'app/models/setting.rb', line 150

def <=>(other)
  result = order <=> other.order
  result = label <=> other.label if result == 0
  result
end

#convert(value) ⇒ Object 



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# File 'app/models/setting.rb', line 112

def convert(value)
  if value.nil?
    return default.dup if type == :array || type == :hash
    return default
  end

  case type
  when :string
    value
  when :text
    value
  when :symbol
    value.to_sym
  when :boolean
    value == "true"
  when :int
    value.to_i
  when :float
    value.to_f
  when :array
    YAML.load value
  when :hash
    YAML.load value
  end
end

#convert_to_save(value) ⇒ Object 



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# File 'app/models/setting.rb', line 138

def convert_to_save(value)
  return value if value.nil?

  if type == :boolean
    (!!value).to_s
  elsif type == :array || type == :hash
    value.to_yaml
  else
    value.to_s
  end
end

#localized ⇒ Object 



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# File 'app/models/setting.rb', line 98

def localized
  return @label_override.call if @label_override.respond_to? :call
  return @label_override if @label_override
  I18n.t @label, :scope => "settings.show.settings"
end

#select_from_options ⇒ Object 



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# File 'app/models/setting.rb', line 104

def select_from_options
  if select_from.respond_to? :call
    select_from.call
  else
    select_from
  end
end