Module: BookType

Includes:
RecordType
Defined in:
lib/enhanced_marc/book_type.rb

Instance Method Summary collapse

Instance Method Details

#is_biography?(human_readable = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/enhanced_marc/book_type.rb', line 40

def is_biography?(human_readable=false)
  biog_map = {'a'=>'Autobiography', 'b'=>'Individual biography',
   'c'=>'Collective biography', 'd'=>'Contains biographical information'}
  human_readable = biog_map if human_readable
  return self.field_parser({:match=>'BKS', :start=>34,:end=>1}, {:match=>/[at]{1}/, :start=>17,:end=>1}, human_readable)               
end

#is_festschrift? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/enhanced_marc/book_type.rb', line 47

def is_festschrift?
  return true if self['008'].value[30,1] == "1" and @record_type == "BKS"
  @fields.find_all {|f| ('006') === f.tag}.each { | fxd_fld |
    next unless fxd_fld.value[0,1].match(/[at]{1}/) and fxd_fld.value[13,1] == "1"
    return true
  }        
  return false
end

#is_illustrated?(human_readable = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/enhanced_marc/book_type.rb', line 56

def is_illustrated?(human_readable=false)
  ills_map = {'a'=>'Illustrations','b'=>'Maps','c'=>'Portraits','d'=>'Charts',
    'e'=>'Plans', 'f'=>'Plates', 'g'=>'Music', 'h'=>'Facsimilies', 'i'=>'Coats of arms',
    'j'=>'Genealogical tables', 'k'=>'Forms', 'l'=>'Samples',
    'm'=>'Phonodisc', 'o'=>'Photographs', 'p'=>'Illuminations'}
    
  contents = []
  if self.record_type == 'BKS'
    self['008'].value[18,4].split(//).each { | char | 
      next if char == " "
      if human_readable
        contents << ills_map[char] if ills_map[char]
      else
        contents << char
      end
    }
  end
  @fields.find_all {|f| ('006') === f.tag}.each { | fxd_fld |
    next unless fxd_fld.value[0,1].match(/[at]{1}/)     
    fxd_fld.value[1,4].split(//).each { | char | 
      next if char == " "
      if human_readable
        contents << ills_map[char] if ills_map[char]
      else
        contents << char
      end
    }
  }       
  return false if contents.empty?
  return contents      
end

#is_manuscript? ⇒ Boolean

Checks the leader and any 006 fields to determine if the record is a manuscript. Returns a boolean.

Returns:

  • (Boolean) 


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# File 'lib/enhanced_marc/book_type.rb', line 7

def is_manuscript?
  return true if @leader[6,1] == 't'
  @fields.find_all {|f| ('006') === f.tag}.each { | fxd_fld |
    return true if fxd_fld.value[0,1] == 't'
  }       
  return false
end

#literary_form(human_readable = false) ⇒ Object 



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# File 'lib/enhanced_marc/book_type.rb', line 32

def literary_form(human_readable=false)
  lit_map={'0'=>'Non-fiction', '1'=>'Fiction', 'c'=>'Comic',
    'd'=>'Drama', 'e'=>'Essay', 'f'=>'Novel', 'h'=>'Humor/satire', 'i'=>'Letter', 'j'=>'Short story',
    'm'=>'Mixed', 'p'=>'Poetry', 's'=>'Speech', 'u'=>'Unknown'}
  human_readable = lit_map if human_readable
  return self.field_parser({:match=>'BKS', :start=>33,:end=>1}, {:match=>/[at]{1}/, :start=>16,:end=>1}, human_readable)          
end

#set_manuscript(value = false, field = nil) ⇒ Object 



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# File 'lib/enhanced_marc/book_type.rb', line 15

def set_manuscript(value=false, field=nil)
  if field
    return Exception.new("Field is not an 006") unless field.tag == '006'
    if value
      field.value[0] = 't'
    else
      field.value[0] = 'a'
    end
  else  
    if value
      @leader[6] = 't'
    else
      @leader[6] = 'a'
    end
  end
end