Class: FriendlyRoutes::Params::CollectionParams

Inherits:
Base
  • Object
show all
Defined in:
lib/friendly_routes/params/collection_params.rb

Instance Attribute Summary collapse

Attributes inherited from Base

#name, #type

Instance Method Summary collapse

Methods inherited from Base

#optional?

Constructor Details

#initialize(name, collection, key_attr, optional: true) ⇒ CollectionParams

Returns a new instance of CollectionParams.



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# File 'lib/friendly_routes/params/collection_params.rb', line 8

def initialize(name, collection, key_attr, optional: true)
  super(:collection, name, optional)
  @collection = collection
  @key_attr = key_attr
  check_params
end

Instance Attribute Details

#collection ⇒ Object

Returns the value of attribute collection.



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# File 'lib/friendly_routes/params/collection_params.rb', line 6

def collection
  @collection
end

#key_attr ⇒ Object

Returns the value of attribute key_attr.



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# File 'lib/friendly_routes/params/collection_params.rb', line 6

def key_attr
  @key_attr
end

Instance Method Details

#constraints ⇒ Object 



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# File 'lib/friendly_routes/params/collection_params.rb', line 15

def constraints
  Regexp.new @collection.all.map(&@key_attr).compact.map(&:downcase).join('|')
end

#parse(value) ⇒ Object 



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# File 'lib/friendly_routes/params/collection_params.rb', line 19

def parse(value)
  @collection.find_by(@key_attr => value).try(:id)
end