Class: Nameable::Latin

Inherits:
Object show all
Defined in:
lib/nameable/latin.rb,
lib/nameable/latin/patterns.rb

Defined Under Namespace

Modules: Patterns

Constant Summary collapse

@@first_names = 
{}
@@last_names = 
{}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Latin

Returns a new instance of Latin.



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# File 'lib/nameable/latin.rb', line 12

def initialize(*args)
  if args.size == 1 && args.first.class == Hash
    parts = args.first
    @prefix = parts[:prefix]  ? parts[:prefix]  : nil
    @first  = parts[:first]   ? parts[:first]   : nil
    @middle = parts[:middle]  ? parts[:middle]  : nil
    @last   = parts[:last]    ? parts[:last]    : nil
    @suffix = parts[:suffix]  ? parts[:suffix]  : nil
  else
    @first = args.shift unless args.empty?
    @middle = args.shift if args.size >= 2 # Only grab a middle name if we've got a last name left
    @last = args.shift unless args.empty?
  end
end

Instance Attribute Details

#first ⇒ Object

Returns the value of attribute first.



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# File 'lib/nameable/latin.rb', line 10

def first
  @first
end

#last ⇒ Object

Returns the value of attribute last.



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# File 'lib/nameable/latin.rb', line 10

def last
  @last
end

#middle ⇒ Object

Returns the value of attribute middle.



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# File 'lib/nameable/latin.rb', line 10

def middle
  @middle
end

#prefix ⇒ Object

Returns the value of attribute prefix.



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# File 'lib/nameable/latin.rb', line 10

def prefix
  @prefix
end

#suffix ⇒ Object

Returns the value of attribute suffix.



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# File 'lib/nameable/latin.rb', line 10

def suffix
  @suffix
end

Instance Method Details

#ethnicity ⇒ Object 



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# File 'lib/nameable/latin.rb', line 188

def ethnicity
  return @ethnicity if @ethnicity
  load_huge_ethnicity_table unless @@last_names && !@@last_names.empty?
  @ethnicity = @last && @@last_names[@last.downcase] ? @@last_names[@last.downcase] : :unknown
  @ethnicity
end

#extract_first(name) ⇒ Object

name is an Array



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# File 'lib/nameable/latin.rb', line 73

def extract_first(name)
  return unless name && name.size >= 1

  @first = name.first
  name.delete_at(0)

  @first.capitalize! unless @first =~ /[a-z]/ && @first =~ /[A-Z]/
end

#extract_last(name) ⇒ Object

name is an Array



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# File 'lib/nameable/latin.rb', line 84

def extract_last(name)
  return unless name && name.size >= 1

  @last = name.last.gsub(/['`"]+/, "'").gsub(/-+/, '-')
  name.delete_at(name.size - 1)

  @last.capitalize! unless @last =~ /[a-z]/ && @last =~ /[A-Z]/
end

#extract_middle(name) ⇒ Object

name is an Array



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# File 'lib/nameable/latin.rb', line 95

def extract_middle(name)
  return unless name && name.size >= 1

  (name.size - 1).downto(0) do |n|
    next unless name[n]

    if name[n] =~ Nameable::Latin::Patterns::LAST_NAME_PRE_DANGLERS
      @last = "#{name[n]} #{@last}"
    elsif name[n] =~ Nameable::Latin::Patterns::O_LAST_NAME_PRE_CONCATS
      @last = "O'#{@last}"
    elsif name[n] =~ /\-/ && n > 0 && name[n - 1]
      @last = "#{name[n - 1].delete('-')}-#{@last}"
      name[n - 1] = nil
    else
      @middle = @middle ? "#{name[n]} #{@middle}" : name[n]
    end

    name.delete_at(n)
  end

  @middle.capitalize! if @middle && !(@middle =~ /[a-z]/ && @middle =~ /[A-Z]/)
  @middle = "#{@middle}." if @middle && @middle.size == 1
end

#extract_prefix(name) ⇒ Object

name is an Array



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# File 'lib/nameable/latin.rb', line 29

def extract_prefix(name)
  return unless name && name.size > 1 && @prefix.nil? && @first.nil?
  Nameable::Latin::Patterns::PREFIX.each do |pretty, regex|
    next unless name.first =~ regex
    @prefix = pretty
    name.delete(name.first)
    break
  end
end

#extract_suffix(name) ⇒ Object

name is an Array



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# File 'lib/nameable/latin.rb', line 41

def extract_suffix(name)
  return unless name && name.size >= 3

  (name.size - 1).downto(2) do |n|
    suff = nil

    Nameable::Latin::Patterns::SUFFIX.each_pair do |pretty, regex|
      suff = pretty if name[n] =~ regex
    end

    if name[n] =~ Nameable::Latin::Patterns::SUFFIX_ACADEMIC ||
       name[n] =~ Nameable::Latin::Patterns::SUFFIX_PROFESSIONAL ||
       name[n] =~ Nameable::Latin::Patterns::SUFFIX_GENERATIONAL_ROMAN
      suff = name[n].upcase.delete('.')
    end

    if !suff &&
       name.join != name.join.upcase &&
       name[n].length > 1 &&
       name[n] =~ Nameable::Latin::Patterns::SUFFIX_ABBREVIATION
      suff = name[n].upcase.delete('.')
    end

    if suff
      @suffix = @suffix ? "#{suff}, #{@suffix}" : suff
      name.delete_at(n)
    end
  end
end

#female? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/nameable/latin.rb', line 199

def female?
  gender == :female
end

#gender ⇒ Object 



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# File 'lib/nameable/latin.rb', line 181

def gender
  return @gender if @gender
  load_huge_gender_table unless @@first_names && !@@first_names.empty?
  @gender = @@first_names[@first.to_s.downcase] ? @@first_names[@first.to_s.downcase] : :unknown
  @gender
end

#load_huge_ethnicity_table ⇒ Object

www.census.gov/genealogy/www/data/2000surnames/index.html



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# File 'lib/nameable/latin.rb', line 165

def load_huge_ethnicity_table
  CSV.read(File.expand_path(File.join('..', '..', '..', 'data', 'app_c.csv'), __FILE__)).each do |name, rank, count, _prop100k, _cum_prop100k, pctwhite, pctblack, pctapi, pctaian, pct2prace, pcthispanic|
    next if name == 'name'
    @@last_names[name.downcase] = {
      rank: rank.to_i,
      count: count.to_i,
      percent_white: pctwhite.to_f,
      percent_black: pctblack.to_f,
      percent_asian_pacific_islander: pctapi.to_f,
      percent_american_indian_alaska_native: pctaian.to_f,
      percent_two_or_more_races: pct2prace.to_f,
      percent_hispanic: pcthispanic.to_f
    }
  end
end

#load_huge_gender_table(gender_table = Nameable::Assets::GENDER_TABLE) ⇒ Object

www.ssa.gov/oact/babynames/limits.html



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# File 'lib/nameable/latin.rb', line 143

def load_huge_gender_table(gender_table = Nameable::Assets::GENDER_TABLE)
  ranked = {}

  CSV.read(gender_table).each do |first, gender, rank|
    first.downcase!
    gender.downcase!
    ranked[first] = {} unless ranked[first]
    ranked[first][gender] = rank.to_i
  end

  ranked.each do |first, ranks|
    if ranks['m'] && !ranks['f']
      @@first_names[first] = :male
    elsif !ranks['m'] && ranks['f']
      @@first_names[first] = :female
    elsif ranks['m'] && ranks['f']
      @@first_names[first] = ranks['m'] > ranks['f'] ? :male : :female
    end
  end
end

#male? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/nameable/latin.rb', line 195

def male?
  gender == :male
end

#parse(name) ⇒ Object

Raises:



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# File 'lib/nameable/latin.rb', line 119

def parse(name)
  raise InvalidNameError unless name
  if name.class == String
    if name.index(',')
      name = "#{Regexp.last_match(2)} #{Regexp.last_match(1)}" if name =~ /^([a-z]+)\s*,\s*,*([^,]*)/i
    end

    name = name.strip.split(/\s+/)
  end

  name = name.first.split(/[^[:alnum:]]+/) if name.size == 1 && name.first.split(/[^[:alnum:]]+/)

  extract_prefix(name)
  extract_suffix(name)
  extract_first(name)
  extract_last(name)
  extract_middle(name)

  raise InvalidNameError, "A parseable name was not found. #{name.inspect}" unless @first

  self
end

#to_firstname ⇒ Object 



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# File 'lib/nameable/latin.rb', line 219

def to_firstname
  @first
end

#to_fullname ⇒ Object 



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# File 'lib/nameable/latin.rb', line 211

def to_fullname
  to_s
end

#to_hash ⇒ Object 



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# File 'lib/nameable/latin.rb', line 239

def to_hash
  {
    prefix: @prefix,
    first: @first,
    middle: @middle,
    last: @last,
    suffix: @suffix
  }
end

#to_lastname ⇒ Object 



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# File 'lib/nameable/latin.rb', line 223

def to_lastname
  @last
end

#to_middlename ⇒ Object 



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# File 'lib/nameable/latin.rb', line 227

def to_middlename
  @middle
end

#to_name ⇒ Object 



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# File 'lib/nameable/latin.rb', line 207

def to_name
  to_nameable
end

#to_nameable ⇒ Object 



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# File 'lib/nameable/latin.rb', line 235

def to_nameable
  [@first, @last].compact.join(' ')
end

#to_prefix ⇒ Object 



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# File 'lib/nameable/latin.rb', line 215

def to_prefix
  @prefix
end

#to_s ⇒ Object 



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# File 'lib/nameable/latin.rb', line 203

def to_s
  [@prefix, @first, @middle, @last].compact.join(' ') + (@suffix ? ", #{@suffix}" : '')
end

#to_suffix ⇒ Object 



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# File 'lib/nameable/latin.rb', line 231

def to_suffix
  @suffix
end