Class: ReferenceMatcher

Inherits:

Object

• Object
• ReferenceMatcher

show all

Defined in:

lib/reference_matcher.rb

Instance Method Summary (collapse)

• - (Object) candidates_for(target)
• - (Object) match(target)
• - (Object) min_similarity
• - (Boolean) possible_match?(target, candidate)
• - (Object) read_references(target)

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# File 'lib/reference_matcher.rb', line 22

def candidates_for target
  if target.author != @target_author
    @target_author = target.author
    @candidates = read_references @target_author
  end
  @candidates || []
end

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# File 'lib/reference_matcher.rb', line 4

def match target
  candidates_for(target).inject([]) do |matches, candidate|
    if possible_match? target, candidate
      similarity = target <=> candidate
      matches << {:target => target, :match => candidate, :similarity => similarity} if similarity >= min_similarity
    end
    matches
  end
end

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# File 'lib/reference_matcher.rb', line 18

def min_similarity
  0.01
end

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# File 'lib/reference_matcher.rb', line 14

def possible_match? target, candidate
  target.id != candidate.id
end

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# File 'lib/reference_matcher.rb', line 30

def read_references target
  ::Reference.with_principal_author_last_name target
end