Module: Brita

Extended by:
ActiveSupport::Concern
Defined in:
lib/brita/filter_validator.rb,
lib/brita.rb,
lib/brita/sort.rb,
lib/brita/filter.rb,
lib/brita/version.rb,
lib/brita/filtrator.rb,
lib/brita/parameter.rb,
lib/brita/value_parser.rb,
lib/brita/scope_handler.rb,
lib/brita/where_handler.rb,
lib/brita/type_validator.rb,
lib/brita/subset_comparator.rb

Overview

Here be dragons: there are two forms of metaprogramming in this file instance variables are being dynamically set based on the param name and we are class evaling validates to create dynamic validations based on the filters being validated.

Defined Under Namespace

Classes: Filter, FilterValidator, Filtrator, Parameter, ScopeHandler, Sort, SubsetComparator, TypeValidator, ValueParser, WhereHandler

Constant Summary collapse

VERSION = 
"0.10.0".freeze

Instance Method Summary collapse

Instance Method Details

#filter_errors ⇒ Object 



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# File 'lib/brita.rb', line 32

def filter_errors
  filter_validator.errors.messages
end

#filter_params ⇒ Object 



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# File 'lib/brita.rb', line 20

def filter_params
  params.fetch(:filters, {})
end

#filters_valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brita.rb', line 28

def filters_valid?
  filter_validator.valid?
end

#filtrate(collection) ⇒ Object 



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# File 'lib/brita.rb', line 16

def filtrate(collection)
  Filtrator.filter(collection, params, filters)
end

#sort_params ⇒ Object 



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# File 'lib/brita.rb', line 24

def sort_params
  params.fetch(:sort, "").split(",") if filters.any? { |filter| filter.is_a?(Sort) }
end