Class: Stanford::Mods::Record

Inherits:
Mods::Record
  • Object
show all
Defined in:
lib/stanford-mods.rb,
lib/stanford-mods/searchworks.rb

Direct Known Subclasses

KolbRecord

Instance Method Summary collapse

Instance Method Details

#additional_authors_w_dates ⇒ Object

all names, in display form, except the main_author

names will be the display_value_w_date form
see Mods::Record.name  in nom_terminology for details on the display_value algorithm



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# File 'lib/stanford-mods.rb', line 39

def additional_authors_w_dates
  results = []
  @mods_ng_xml.plain_name.each { |n|  
    results << n.display_value_w_date
  }
  results.delete(main_author_w_date)
  results
end

#catkey ⇒ String

Returns value with the numeric catkey in it, or nil if none exists.

Returns:

  • (String) —

    value with the numeric catkey in it, or nil if none exists



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# File 'lib/stanford-mods/searchworks.rb', line 506

def catkey
  catkey=self.term_values([:record_info,:recordIdentifier])
  if catkey and catkey.length>0
    return catkey.first.gsub('a','') #need to ensure catkey is numeric only
  end
  nil
end

#druid ⇒ Object 



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# File 'lib/stanford-mods/searchworks.rb', line 516

def druid
  @druid ? @druid : 'Unknown item'
end

#druid=(new_druid) ⇒ Object 



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# File 'lib/stanford-mods/searchworks.rb', line 513

def druid= new_druid
  @druid=new_druid
end

#era_facet ⇒ Array<String>

subject/temporal values with trailing comma, semicolon, and backslash (and any preceding spaces) removed

Returns:

  • (Array<String>) —

    values for the era_facet Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 502

def era_facet
  subject_temporal.map { |val| val.sub(/[\\,;]$/, '').strip } unless !subject_temporal
end

#format ⇒ String

select one or more format values from the controlled vocabulary here:

http://searchworks-solr-lb.stanford.edu:8983/solr/select?facet.field=format&rows=0&facet.sort=index

based on the dor_content_type

Returns:

  • (String) —

    value in the SearchWorks controlled vocabulary



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# File 'lib/stanford-mods/searchworks.rb', line 320

def format
  val=[]
  formats = self.term_values(:typeOfResource)
  genres = self.term_values(:genre)
  issuance = self.term_values([:origin_info,:issuance])
  if formats
    formats.each do |form|
      case form
      when 'text'
        val << 'Thesis' if genres and genres.include? 'thesis'
        val << 'Book' if issuance and issuance.include? 'monographic'
        val << 'Journal/Periodical' if issuance and issuance.include? 'continuing'
        val << 'Journal/Periodical' if genres and genres.include? 'article'
      when 'still image'
        val << 'Image'
      when 'mixed material'
        val << 'Manuscript/Archive'
      when 'moving image'
        val << 'Video'
      when 'three dimensional object'
        val "      when 'cartographic'\n        val << 'Map/Globe'\n      when 'sound recording-musical'\n        val << 'Music-Recording'\n      when 'sound recording-nonmusical'\n        val << 'Sound Recording'\n      when 'software, multimedia'\n        val << 'Computer File'      \n      else\n        sw_logger.warn \"\#{druid} has an unknown typeOfResource \#{form}\"\n      end\n    end\n  end\n  if val.length>0\n    return val.uniq\n  end\n  if not self.typeOfResource or self.typeOfResource.length == 0\n    sw_logger.warn \"\#{druid} has no valid typeOfResource\"\n    []\n  end\nend\n"

#geographic_facet ⇒ Array<String>

geographic_search values with trailing comma, semicolon, and backslash (and any preceding spaces) removed

Returns:

  • (Array<String>) —

    values for the geographic_facet Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 496

def geographic_facet
  geographic_search.map { |val| val.sub(/[\\,;]$/, '').strip } unless !geographic_search
end

#geographic_search ⇒ Array<String>

Values are the contents of:

subject/geographic
subject/hierarchicalGeographic
subject/geographicCode  (only include the translated value if it isn't already present from other mods geo fields)

Returns:

  • (Array<String>) —

    values for the geographic_search Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 235

def geographic_search
  @geographic_search ||= begin
    result = self.sw_geographic_search

    # TODO:  this should go into stanford-mods ... but then we have to set that gem up with a Logger
    # print a message for any unrecognized encodings
    xvals = self.subject.geographicCode.translated_value
    codes = self.term_values([:subject, :geographicCode]) 
    if codes && codes.size > xvals.size
      self.subject.geographicCode.each { |n|
        if n.authority != 'marcgac' && n.authority != 'marccountry'
          sw_logger.info("#{druid} has subject geographicCode element with untranslated encoding (#{n.authority}): #{n.to_xml}")
        end
      }
    end

    # FIXME:  stanford-mods should be returning [], not nil ... 
    return nil if !result || result.empty?
    result
  end
end

#get_bc_year(dates) ⇒ Object

get the 3 digit BC year, return it as a negative, so -700 for 300 BC. Other methods will translate it to proper display, this is good for sorting.



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# File 'lib/stanford-mods/searchworks.rb', line 605

def get_bc_year dates
  dates.each do |f_date|
    matches=f_date.scan(/\d{3} B.C./)
    if matches.length > 0   
      bc_year=matches.first[0..2]
      return (bc_year.to_i-1000).to_s
    end
  end
  return nil
end

#get_double_digit_century(dates) ⇒ Object

get a double digit century like ‘12th century’ from the date array



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# File 'lib/stanford-mods/searchworks.rb', line 571

def get_double_digit_century dates
  dates.each do |f_date|
    matches=f_date.scan(/\d{2}th/)
    if matches.length == 1
      @pub_year=((matches.first[0,2].to_i)-1).to_s+'--'
      return @pub_year
    end
    #if there are multiples, check for ones with CE after them
    if matches.length > 0
      matches.each do |match|
        pos = f_date.index(Regexp.new(match+'...CE'))
        pos = pos ? pos.to_i : f_date.index(Regexp.new(match+' century CE'))
        pos = pos ? pos.to_i : 0
        if f_date.include?(match+' CE') or pos > 0
          @pub_year=((match[0,2].to_i) - 1).to_s+'--'
          return @pub_year
        end 
      end
    end
  end
  return nil
end

#get_plain_four_digit_year(dates) ⇒ Object

get a 4 digit year like 1865 from the date array



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# File 'lib/stanford-mods/searchworks.rb', line 548

def get_plain_four_digit_year dates
  dates.each do |f_date|
    matches=f_date.scan(/\d{4}/)
    if matches.length == 1
      @pub_year=matches.first 
      return matches.first
    else
      #if there are multiples, check for ones with CE after them
      matches.each do |match|
        #look for things like '1865-6 CE'
        pos = f_date.index(Regexp.new(match+'...CE'))
        pos = pos ? pos.to_i : 0
        if f_date.include?(match+' CE') or pos > 0
          @pub_year=match
          return match
        end 
      end
    end
  end
  return nil
end

#get_single_digit_century(dates) ⇒ Object

get a single digit century like ‘9th century’ from the date array



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# File 'lib/stanford-mods/searchworks.rb', line 617

def get_single_digit_century dates
  dates.each do |f_date|
    matches=f_date.scan(/\d{1}th/)
    if matches.length == 1
      @pub_year=((matches.first[0,2].to_i)-1).to_s+'--'
      return @pub_year
    end
    #if there are multiples, check for ones with CE after them
    if matches.length > 0
      matches.each do |match|
        pos = f_date.index(Regexp.new(match+'...CE'))
        pos = pos ? pos.to_i : f_date.index(Regexp.new(match+' century CE'))
        pos = pos ? pos.to_i : 0
        if f_date.include?(match+' CE') or pos > 0
          @pub_year=((match[0,1].to_i) - 1).to_s+'--'
          return @pub_year
        end 
      end
    end
  end 
  return nil
end

#get_three_digit_year(dates) ⇒ Object

get a 3 digit year like 965 from the date array



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# File 'lib/stanford-mods/searchworks.rb', line 595

def get_three_digit_year dates
  dates.each do |f_date|
    matches=f_date.scan(/\d{3}/)
    if matches.length > 0
      return matches.first
    end
  end
  return nil
end

#is_date?(object) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/stanford-mods/searchworks.rb', line 394

def is_date?(object)
  true if Date.parse(object) rescue false
end

#is_number?(object) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/stanford-mods/searchworks.rb', line 391

def is_number?(object)
  true if Integer(object) rescue false
end

#main_author_w_date ⇒ String

the first encountered <mods><name> element with marcrelator flavor role of ‘Creator’ or ‘Author’. if no marcrelator ‘Creator’ or ‘Author’, the first name without a role. if no name without a role, then nil see Mods::Record.name in nom_terminology for details on the display_value algorithm

Returns:

  • (String) —

    a name in the display_value_w_date form



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# File 'lib/stanford-mods.rb', line 16

def main_author_w_date
  result = nil
  first_wo_role = nil
  @mods_ng_xml.plain_name.each { |n|
    if n.role.size == 0
      first_wo_role ||= n
    end
    n.role.each { |r|
      if r.authority.include?('marcrelator') && 
            (r.value.include?('Creator') || r.value.include?('Author'))
        result ||= n.display_value_w_date
      end          
    }
  }
  if !result && first_wo_role
    result = first_wo_role.display_value_w_date
  end
  result
end

#main_author_w_date_test ⇒ Object 



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# File 'lib/stanford-mods/searchworks.rb', line 199

def main_author_w_date_test
  result = nil
  first_wo_role = nil
  self.plain_name.each { |n|
    if n.role.size == 0
      first_wo_role ||= n
    end
    n.role.each { |r|
      if r.authority.include?('marcrelator') && 
        (r.value.include?('Creator') || r.value.include?('Author'))
        result ||= n.display_value_w_date
      end          
    }
  }
  if !result && first_wo_role
    result = first_wo_role.display_value_w_date
  end
  result
end

#place ⇒ Object 



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# File 'lib/stanford-mods/searchworks.rb', line 195

def place
  vals = self.term_values([:origin_info,:place,:placeTerm])
  vals
end

#pub_date ⇒ String

The year the object was published, , filtered based on max_pub_date and min_pub_date from the config file

Returns:

  • (String) —

    4 character year or nil



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# File 'lib/stanford-mods/searchworks.rb', line 447

def pub_date
  val=pub_year
  if val
    return val
  end
  nil
end

#pub_date_display ⇒ Object 



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# File 'lib/stanford-mods/searchworks.rb', line 373

def pub_date_display
  if pub_dates
    pub_dates.first
  else
    nil
  end
end

#pub_date_facet ⇒ Array[String]

Values for the pub date facet. This is less strict than the 4 year date requirements for pub_date

Returns:

  • (Array[String]) —

    with values for the pub date facet



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# File 'lib/stanford-mods/searchworks.rb', line 456

def pub_date_facet
  if pub_date
    if pub_date.start_with?('-')
      return (pub_date.to_i + 1000).to_s + ' B.C.'
    end
    if pub_date.include? '--'
      cent=pub_date[0,2].to_i
      cent+=1
      cent=cent.to_s+'th century'
      return cent
    else
      return pub_date
    end
  else
    nil
  end
end

#pub_date_groups(year) ⇒ Array<String>

Returns values for the pub_date_group_facet.

Returns:

  • (Array<String>) —

    values for the pub_date_group_facet



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# File 'lib/stanford-mods/searchworks.rb', line 290

def pub_date_groups year
  if not year
    return nil
  end
  year=year.to_i
  current_year=Time.new.year.to_i
  result = []
  if year >= current_year - 1
    result << "This year"
  else
    if year >= current_year - 3
      result << "Last 3 years"
    else
      if year >= current_year - 10
        result << "Last 10 years"
      else
        if year >= current_year - 50
          result << "Last 50 years"
        else
          result << "More than 50 years ago"
        end
      end
    end
  end
end

#pub_date_sort ⇒ Object

creates a date suitable for sorting. Guarnteed to be 4 digits or nil



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# File 'lib/stanford-mods/searchworks.rb', line 433

def pub_date_sort
  pd=nil
  if pub_date
    pd=pub_date
    if pd.length == 3
      pd='0'+pd
    end
    pd=pd.gsub('--','00')
  end
  raise "pub_date_sort was about to return a non 4 digit value #{pd}!" if pd and pd.length !=4 
  pd
end

#pub_dates ⇒ Array<String>

get the dates from dateIssued, and dateCreated merged into 1 array.

Returns:

  • (Array<String>) —

    values for the issue_date_display Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 382

def pub_dates
  vals = self.term_values([:origin_info,:dateIssued])
  if vals
    vals = vals.concat self.term_values([:origin_info,:dateCreated]) unless not self.term_values([:origin_info,:dateCreated])
  else
    vals = self.term_values([:origin_info,:dateCreated])
  end
  vals and vals.empty? ? nil : vals
end

#pub_year ⇒ String

Get the publish year from mods

Returns:

  • (String) —

    4 character year or nil if no valid date was found



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# File 'lib/stanford-mods/searchworks.rb', line 400

def pub_year
  #use the cached year if there is one
  if @pub_year
    if @pub_year == ''
      return nil
    end
    return @pub_year
  end
  dates=pub_dates
  if dates
    year=[]
    pruned_dates=[]
    dates.each do |f_date|
      #remove ? and [] 
      pruned_dates << f_date.gsub('?','').gsub('[','').gsub(']','')
    end
    #try to find a date starting with the most normal date formats and progressing to more wonky ones
    @pub_year=get_plain_four_digit_year pruned_dates
    return @pub_year if @pub_year
    @pub_year=get_double_digit_century pruned_dates
    return @pub_year if @pub_year
    @pub_year=get_bc_year pruned_dates
    return @pub_year if @pub_year
    @pub_year=get_three_digit_year pruned_dates
    return @pub_year if @pub_year
    @pub_year=get_single_digit_century pruned_dates
    return @pub_year if @pub_year
  end
  @pub_year=''
  sw_logger.info("#{druid} no valid pub date found in '#{dates.to_s}'")
  return nil
end

#subject_all_search ⇒ Array<String>

Values are the contents of:

all subject subelements except subject/cartographic plus  genre top level element

Returns:

  • (Array<String>) —

    values for the subject_all_search Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 366

def subject_all_search
  vals = topic_search ? Array.new(topic_search) : []
  vals.concat(geographic_search) if geographic_search
  vals.concat(subject_other_search) if subject_other_search
  vals.concat(subject_other_subvy_search) if subject_other_subvy_search
  vals.empty? ? nil : vals
end

#subject_names ⇒ Object

convenience method for subject/name/namePart values (to avoid parsing the mods for the same thing multiple times)



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# File 'lib/stanford-mods/searchworks.rb', line 523

def subject_names
  @subject_names ||= self.sw_subject_names
end

#subject_occupations ⇒ Object

convenience method for subject/occupation values (to avoid parsing the mods for the same thing multiple times)



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# File 'lib/stanford-mods/searchworks.rb', line 528

def subject_occupations
  @subject_occupations ||= self.term_values([:subject, :occupation])
end

#subject_other_search ⇒ Array<String>

Values are the contents of:

subject/name
subject/occupation  - no subelements
subject/titleInfo

Returns:

  • (Array<String>) —

    values for the subject_other_search Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 262

def subject_other_search
  @subject_other_search ||= begin
    vals = subject_occupations ? Array.new(subject_occupations) : []
    vals.concat(subject_names) if subject_names
    vals.concat(subject_titles) if subject_titles
    vals.empty? ? nil : vals
  end
end

#subject_other_subvy_search ⇒ Array<String>

Values are the contents of:

subject/temporal
subject/genre

Returns:

  • (Array<String>) —

    values for the subject_other_subvy_search Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 275

def subject_other_subvy_search
  @subject_other_subvy_search ||= begin
    vals = subject_temporal ? Array.new(subject_temporal) : []
    gvals = self.term_values([:subject, :genre])
    vals.concat(gvals) if gvals

    # print a message for any temporal encodings
    self.subject.temporal.each { |n| 
      sw_logger.info("#{druid} has subject temporal element with untranslated encoding: #{n.to_xml}") if !n.encoding.empty?
    }

    vals.empty? ? nil : vals
  end
end

#subject_temporal ⇒ Object

convenience method for subject/temporal values (to avoid parsing the mods for the same thing multiple times)



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# File 'lib/stanford-mods/searchworks.rb', line 533

def subject_temporal
  @subject_temporal ||= self.term_values([:subject, :temporal])
end

#subject_titles ⇒ Object

convenience method for subject/titleInfo values (to avoid parsing the mods for the same thing multiple times)



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# File 'lib/stanford-mods/searchworks.rb', line 538

def subject_titles
  @subject_titles ||= self.sw_subject_titles
end

#subject_topics ⇒ Object

convenience method for subject/topic values (to avoid parsing the mods for the same thing multiple times)



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# File 'lib/stanford-mods/searchworks.rb', line 543

def subject_topics
  @subject_topics ||= self.term_values([:subject, :topic])
end

#sw_addl_authors ⇒ Array<String>

Returns values for author_7xx_search field.

Returns:

  • (Array<String>) —

    values for author_7xx_search field



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# File 'lib/stanford-mods/searchworks.rb', line 62

def sw_addl_authors
  additional_authors_w_dates
end

#sw_addl_titles ⇒ Array<String>

this includes all titles except

Returns:

  • (Array<String>) —

    values for title_variant_search



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# File 'lib/stanford-mods/searchworks.rb', line 116

def sw_addl_titles
  full_titles.select { |s| s !~ Regexp.new(Regexp.escape(sw_short_title)) }
end

#sw_corporate_authors ⇒ Array<String>

Returns values for author_corp_display.

Returns:

  • (Array<String>) —

    values for author_corp_display



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# File 'lib/stanford-mods/searchworks.rb', line 78

def sw_corporate_authors
  val=@mods_ng_xml.plain_name.select {|n| n.type_at == 'corporate'}.map { |n| n.display_value_w_date }
  val
end

#sw_full_title ⇒ String

Returns value for title_245_search, title_display, title_full_display.

Returns:

  • (String) —

    value for title_245_search, title_display, title_full_display



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# File 'lib/stanford-mods/searchworks.rb', line 106

def sw_full_title
  toret = full_titles ? full_titles.find { |s| s =~ Regexp.new(Regexp.escape(sw_short_title)) } : nil
  if toret
    toret = toret.gsub(/,$/, '')
  end
  toret
end

#sw_full_title_without_commas ⇒ Object

remove trailing commas



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# File 'lib/stanford-mods/searchworks.rb', line 219

def sw_full_title_without_commas
  toret = self.sw_full_title
  if toret
    toret = toret.gsub(/,$/, '')
  end
  toret
end

#sw_geographic_search(sep = ' ') ⇒ Array<String>

Values are the contents of:

subject/geographic
subject/hierarchicalGeographic
subject/geographicCode  (only include the translated value if it isn't already present from other mods geo fields)

Parameters:

  • sep (String) (defaults to: ' ') —

    • the separator string for joining hierarchicalGeographic sub elements

Returns:

  • (Array<String>) —

    values for geographic_search Solr field for this document or [] if none



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# File 'lib/stanford-mods/searchworks.rb', line 135

def sw_geographic_search(sep = ' ')
  result = term_values([:subject, :geographic]) || []
  
  # hierarchicalGeographic has sub elements
  @mods_ng_xml.subject.hierarchicalGeographic.each { |hg_node|  
    hg_vals = []
    hg_node.element_children.each { |e| 
      hg_vals << e.text unless e.text.empty?
    }
    result << hg_vals.join(sep) unless hg_vals.empty?
  }

  trans_code_vals = @mods_ng_xml.subject.geographicCode.translated_value
  if trans_code_vals
    trans_code_vals.each { |val|  
      result << val if !result.include?(val)
    }
  end

  result    
end

#sw_impersonal_authors ⇒ Array<String>

return the display_value_w_date for all <mods><name> elements that do not have type=‘personal’

Returns:

  • (Array<String>) —

    values for author_other_facet



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# File 'lib/stanford-mods/searchworks.rb', line 73

def sw_impersonal_authors
  @mods_ng_xml.plain_name.select {|n| n.type_at != 'personal'}.map { |n| n.display_value_w_date }
end

#sw_language_facet ⇒ Object

include langagues known to SearchWorks; try to error correct when possible (e.g. when ISO-639 disagrees with MARC standard)



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# File 'lib/stanford-mods/searchworks.rb', line 11

def sw_language_facet
  result = []
  @mods_ng_xml.language.each { |n| 
    # get languageTerm codes and add their translations to the result
    n.code_term.each { |ct| 
      if ct.authority.match(/^iso639/)
        begin
          vals = ct.text.split(/[,|\ ]/).reject {|x| x.strip.length == 0 } 
          vals.each do |v|
            iso639_val = ISO_639.find(v.strip).english_name
            if SEARCHWORKS_LANGUAGES.has_value?(iso639_val)
              result << iso639_val
            else
              result << SEARCHWORKS_LANGUAGES[v.strip]
            end
          end
        rescue => e
          # TODO:  this should be written to a logger
          p "Couldn't find english name for #{ct.text}"
          result << SEARCHWORKS_LANGUAGES[v.strip]
        end
      else
        vals = ct.text.split(/[,|\ ]/).reject {|x| x.strip.length == 0 } 
        vals.each do |v|
          result << SEARCHWORKS_LANGUAGES[v.strip]
        end
      end
    }
    # add languageTerm text values
    n.text_term.each { |tt| 
      val = tt.text.strip
      result << val if val.length > 0 && SEARCHWORKS_LANGUAGES.has_value?(val)
    }

    # add language values that aren't in languageTerm subelement
    if n.languageTerm.size == 0
      result << n.text if SEARCHWORKS_LANGUAGES.has_value?(n.text)
    end
  }
  result.uniq
end

#sw_logger ⇒ Object 



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# File 'lib/stanford-mods/searchworks.rb', line 227

def sw_logger
  @logger ||= Logger.new(STDOUT)
end

#sw_main_author ⇒ String

Returns value for author_1xx_search field.

Returns:

  • (String) —

    value for author_1xx_search field



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# File 'lib/stanford-mods/searchworks.rb', line 57

def sw_main_author
  main_author_w_date
end

#sw_meeting_authors ⇒ Array<String>

Returns values for author_meeting_display.

Returns:

  • (Array<String>) —

    values for author_meeting_display



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# File 'lib/stanford-mods/searchworks.rb', line 84

def sw_meeting_authors
  @mods_ng_xml.plain_name.select {|n| n.type_at == 'conference'}.map { |n| n.display_value_w_date }
end

#sw_person_authors ⇒ Array<String>

Returns values for author_person_facet, author_person_display.

Returns:

  • (Array<String>) —

    values for author_person_facet, author_person_display



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# File 'lib/stanford-mods/searchworks.rb', line 67

def sw_person_authors
  personal_names_w_dates
end

#sw_short_title ⇒ String

Returns value for title_245a_search field.

Returns:

  • (String) —

    value for title_245a_search field



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# File 'lib/stanford-mods/searchworks.rb', line 101

def sw_short_title
  short_titles ? short_titles.first : nil
end

#sw_sort_author ⇒ String

Returns a sortable version of the main_author:

main_author + sorting title

which is the mods approximation of the value created for a marc record

Returns:

  • (String) —

    value for author_sort field



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# File 'lib/stanford-mods/searchworks.rb', line 92

def sw_sort_author
  #  substitute java Character.MAX_CODE_POINT for nil main_author so missing main authors sort last
  val = '' + (main_author_w_date ? main_author_w_date : "\u{FFFF} ") + ( sort_title ? sort_title : '')
  val.gsub(/[[:punct:]]*/, '').strip
end

#sw_sort_title ⇒ String

Returns a sortable version of the main title

Returns:

  • (String) —

    value for title_sort field



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# File 'lib/stanford-mods/searchworks.rb', line 122

def sw_sort_title
  val = '' + ( sort_title ? sort_title : '')
  val.gsub(/[[:punct:]]*/, '').strip
end

#sw_subject_names(sep = ', ') ⇒ Array<String>

Values are the contents of:

 subject/name/namePart
"Values from namePart subelements should be concatenated in the order they appear (e.g. "Shakespeare, William, 1564-1616")"

Parameters:

  • sep (String) (defaults to: ', ') —

    • the separator string for joining namePart sub elements

Returns:

  • (Array<String>) —

    values for names inside subject elements or [] if none



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# File 'lib/stanford-mods/searchworks.rb', line 162

def sw_subject_names(sep = ', ')
  result = []
  @mods_ng_xml.subject.name_el.select { |n_el| n_el.namePart }.each { |name_el_w_np|  
    parts = name_el_w_np.namePart.map { |npn| npn.text unless npn.text.empty? }.compact
    result << parts.join(sep).strip unless parts.empty?
  }
  result
end

#sw_subject_titles(sep = ' ') ⇒ Array<String>

Values are the contents of:

subject/titleInfo/(subelements)

Parameters:

  • sep (String) (defaults to: ' ') —

    • the separator string for joining titleInfo sub elements

Returns:

  • (Array<String>) —

    values for titles inside subject elements or [] if none



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# File 'lib/stanford-mods/searchworks.rb', line 175

def sw_subject_titles(sep = ' ')
  result = []
  @mods_ng_xml.subject.titleInfo.each { |ti_el|
    parts = ti_el.element_children.map { |el| el.text unless el.text.empty? }.compact
    result << parts.join(sep).strip unless parts.empty?
  }
  result
end

#topic_facet ⇒ Array<String>

Values are the contents of:

 subject/topic
 subject/name
 subject/title
 subject/occupation
with trailing comma, semicolon, and backslash (and any preceding spaces) removed

Returns:

  • (Array<String>) —

    values for the topic_facet Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 482

def topic_facet
  vals = subject_topics ? Array.new(subject_topics) : []
  vals.concat(subject_names) if subject_names
  vals.concat(subject_titles) if subject_titles
  vals.concat(subject_occupations) if subject_occupations
  vals.map! { |val| 
    v = val.sub(/[\\,;]$/, '')
    v.strip
  }
  vals.empty? ? nil : vals
end

#topic_search ⇒ Array<String>

Values are the contents of:

mods/genre
mods/subject/topic

Returns:

  • (Array<String>) —

    values for the topic_search Solr field for this document or nil if none



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# File 'lib/stanford-mods/searchworks.rb', line 188

def topic_search
  @topic_search ||= begin
    vals = self.term_values(:genre) || []
    vals.concat(subject_topics) if subject_topics
    vals.empty? ? nil : vals
  end
end