Class: Blacklight::Hierarchy::FacetGroup

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/blacklight/hierarchy/hierarchical_facet.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(facet_data, delimiter = ':') ⇒ FacetGroup

Returns a new instance of FacetGroup.



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 41

def initialize(facet_data, delimiter = ':')
  @facet_data = Hash[*facet_data]
  @delimiter = delimiter
end

Instance Attribute Details

#delimiter ⇒ Object (readonly)

Returns the value of attribute delimiter.



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 38

def delimiter
  @delimiter
end

#facet_data ⇒ Object (readonly)

Returns the value of attribute facet_data.



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 38

def facet_data
  @facet_data
end

#hits ⇒ Object (readonly)

Returns the value of attribute hits.



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 38

def hits
  @hits
end

#qname ⇒ Object (readonly)

Returns the value of attribute qname.



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 38

def qname
  @qname
end

Instance Method Details

#[](value) ⇒ Object 



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 70

def [](value)
  facets(value)
end

#each(&block) ⇒ Object 



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 46

def each(&block)
  facets.each &block
end

#each_pair ⇒ Object 



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 50

def each_pair
  facets.each { |f| yield f.name, f }
end

#facets(prefix = nil) ⇒ Object 



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 66

def facets(prefix = nil)
  FacetItem.new(prefix.to_s, facet_data[prefix], self)
end

#keys(prefix = nil) ⇒ Object 



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# File 'lib/blacklight/hierarchy/hierarchical_facet.rb', line 54

def keys(prefix = nil)
  if prefix.nil?
    facet_data.collect { |k, _v| k.split(delimiter).first }.uniq
  else
    path = prefix.to_s.split(delimiter)
    facet_data.collect do |k, _v|
      facet_path = k.split(delimiter)
      facet_path[0..path.length - 1] == path ? facet_path[path.length] : nil
    end.compact.uniq
  end
end