Module: Ransack::Constants

Defined in:

lib/ransack/constants.rb

Constant Summary

TRUE_VALUES =

[true, 1, '1', 't', 'T', 'true', 'TRUE'].to_set

FALSE_VALUES =

[false, 0, '0', 'f', 'F', 'false', 'FALSE'].to_set

AREL_PREDICATES =

%w(eq not_eq matches does_not_match lt lteq gt gteq in not_in)

DERIVED_PREDICATES =

[
  ['cont', {:arel_predicate => 'matches', :formatter => proc {|v| "%#{escape_wildcards(v)}%"}}],
  ['not_cont', {:arel_predicate => 'does_not_match', :formatter => proc {|v| "%#{escape_wildcards(v)}%"}}],
  ['start', {:arel_predicate => 'matches', :formatter => proc {|v| "#{escape_wildcards(v)}%"}}],
  ['not_start', {:arel_predicate => 'does_not_match', :formatter => proc {|v| "#{escape_wildcards(v)}%"}}],
  ['end', {:arel_predicate => 'matches', :formatter => proc {|v| "%#{escape_wildcards(v)}"}}],
  ['not_end', {:arel_predicate => 'does_not_match', :formatter => proc {|v| "%#{escape_wildcards(v)}"}}],
  ['true', {:arel_predicate => 'eq', :compounds => false, :type => :boolean, :validator => proc {|v| TRUE_VALUES.include?(v)}}],
  ['false', {:arel_predicate => 'eq', :compounds => false, :type => :boolean, :validator => proc {|v| TRUE_VALUES.include?(v)}, :formatter => proc {|v| !v}}],
  ['present', {:arel_predicate => 'not_eq_all', :compounds => false, :type => :boolean, :validator => proc {|v| TRUE_VALUES.include?(v)}, :formatter => proc {|v| [nil, '']}}],
  ['blank', {:arel_predicate => 'eq_any', :compounds => false, :type => :boolean, :validator => proc {|v| TRUE_VALUES.include?(v)}, :formatter => proc {|v| [nil, '']}}],
  ['null', {:arel_predicate => 'eq', :compounds => false, :type => :boolean, :validator => proc {|v| TRUE_VALUES.include?(v)}, :formatter => proc {|v| nil}}],
  ['not_null', {:arel_predicate => 'not_eq', :compounds => false, :type => :boolean, :validator => proc {|v| TRUE_VALUES.include?(v)}, :formatter => proc {|v| nil}}]
]

Class Method Summary

• .escape_wildcards(unescaped) ⇒ Object

  replace % \ to % \.

Class Method Details

.escape_wildcards(unescaped) ⇒ Object

replace % \ to % \

# File 'lib/ransack/constants.rb', line 25

def escape_wildcards(unescaped)
  unescaped.gsub(/\\/){ "\\\\" }.gsub(/%/, "\\%")
end