Module: Cul::Scv::Hydra::Solrizer::ScvModsFieldable

Extended by:
ActiveSupport::Concern
Included in:
Datastreams::ModsDocument
Defined in:
lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb

Defined Under Namespace

Modules: ClassMethods

Constant Summary collapse

MODS_NS = 
{'mods'=>'http://www.loc.gov/mods/v3'}

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.normalize(t, strip_punctuation = false) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 196

def self.normalize(t, strip_punctuation=false)
  # strip whitespace
  n_t = t.dup.strip
  # collapse intermediate whitespace
  n_t.gsub!(/\s+/, ' ')
  # pull off paired punctuation, and any leading punctuation
  if strip_punctuation
    n_t = n_t.sub(/^\((.*)\)$/, "\\1")
    n_t = n_t.sub(/^\{(.*)\}$/, "\\1")
    n_t = n_t.sub(/^\[(.*)\]$/, "\\1")
    n_t = n_t.sub(/^"(.*)"$/, "\\1")
    n_t = n_t.sub(/^'(.*)'$/, "\\1")
    n_t = n_t.sub(/^<(.*)>$/, "\\1")
    #n_t = n_t.sub(/^\p{Ps}(.*)\p{Pe}/u, "\\1")
    n_t = n_t.sub(/^[[:punct:]]+/, '')
    # this may have 'created' leading/trailing space, so strip
    n_t.strip!
  end
  n_t
end

Instance Method Details

#collections ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 35

def collections
  mods.xpath("./mods:relatedItem[@type='host' and @displayLabel='Collection']", MODS_NS).collect do |p_node|
    ScvModsFieldable.normalize(main_title(p_node), true)
  end
end

#dates(node = mods) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 95

def dates(node=mods)
  # get all the dateIssued with keyDate = 'yes', but not point = 'end'
end

#formats(node = mods) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 99

def formats(node=mods)
  # get all the form values with authority != 'marcform'
  node.xpath("./mods:physicalDescription/mods:form[@authority != 'marcform']", MODS_NS).collect do |n|
    ScvModsFieldable.normalize(n.text)
  end
end

#main_title(node = mods) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 55

def main_title(node=mods)
  # include only the untyped [!@type] titleInfo
  t = node.xpath('./mods:titleInfo[not(@type)]', MODS_NS).first
  if t
    ScvModsFieldable.normalize(t.text)
  else
    nil
  end
end

#mods ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 25

def mods
  ng_xml.xpath('/mods:mods', MODS_NS).first
end

#names(role_authority = nil, role = nil) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 72

def names(role_authority=nil, role=nil)
  # get all the name nodes
  # keep all child text except the role terms
  xpath = "./mods:name"
  unless role_authority.nil?
    xpath << "/mods:role/mods:roleTerm[@authority='#{role_authority.to_s}'"
    unless role.nil?
      xpath << " and normalize-space(text()) = '#{role.to_s.strip}'"
    end
    xpath << "]/ancestor::mods:name"
  end
  names = mods.xpath(xpath, MODS_NS).collect do |node|
    base_text = node.xpath('./mods:namePart', MODS_NS).collect { |c| c.text }.join(' ')
    ScvModsFieldable.normalize(base_text, true)
  end
  xpath = "./mods:subject" + xpath[1,xpath.length]
  mods.xpath(xpath, MODS_NS).each do |node|
    base_text = node.xpath('./mods:namePart', MODS_NS).collect { |c| c.text }.join(' ')
    names << ScvModsFieldable.normalize(base_text, true)
  end
  names
end

#projects ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 29

def projects
  mods.xpath("./mods:relatedItem[@type='host' and @displayLabel='Project']", MODS_NS).collect do |p_node|
    ScvModsFieldable.normalize(main_title(p_node), true)
  end
end

#repositories(node = mods) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 106

def repositories(node=mods)
  # get all the location/physicalLocation[@authority = 'marcorg']
  node.xpath("./mods:location/mods:physicalLocation[@authority = 'marcorg']", MODS_NS).collect do |n|
    ScvModsFieldable.normalize(n.text)
  end
end

#shelf_locators(node = mods) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 113

def shelf_locators(node=mods)
  node.xpath("./mods:location/mods:shelfLocator", MODS_NS).collect do |n|
    ScvModsFieldable.normalize(n.text, true)
  end
end

#sort_title(node = mods) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 41

def sort_title(node=mods)
  # include only the untyped [!@type] titleInfo, exclude noSort
  base_text = ''
  t = node.xpath('./mods:titleInfo[not(@type)]', MODS_NS).first
  if t
    t.children.each do |child|
      base_text << child.text unless child.name == 'nonSort'
    end
  end
  base_text = ScvModsFieldable.normalize(base_text, true)
  base_text = nil if base_text.empty?
  base_text
end

#titles(node = mods) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 65

def titles(node=mods)
  # all titles without descending into relatedItems
  node.xpath('./mods:titleInfo', MODS_NS).collect do |t|
    ScvModsFieldable.normalize(t.text)
  end
end

#to_solr(solr_doc = {}) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 119

def to_solr(solr_doc={})
  solr_doc = (defined? super) ? super : solr_doc
  solr_doc["title_si"] = sort_title
  solr_doc["title_ssm"] = titles
  solr_doc["lib_collection_sim"] = collections
  solr_doc["lib_project_sim"] = projects
  solr_doc["lib_name_sim"] = names
  solr_doc["lib_name_ssm"] = solr_doc["lib_name_sim"]
  solr_doc["lib_author_sim"] = names(:marcrelator, 'aut')
  solr_doc["lib_recipient_sim"] = names(:marcrelator, 'rcp')
  solr_doc["lib_format_sim"] = formats
  solr_doc["lib_repo_sim"] = repositories
  solr_doc["lib_shelf_sim"] = shelf_locators

  # Create convenient start and end date values based on one of the many possible originInfo/dateX elements.
  possible_start_date_fields = ['origin_info_date_issued_ssm', 'origin_info_date_issued_start_ssm', 'origin_info_date_created_ssm', 'origin_info_date_created_start_ssm', 'origin_info_date_other_ssm', 'origin_info_date_other_start_ssm']
			possible_end_date_fields = ['origin_info_date_issued_end_ssm', 'origin_info_date_created_end_ssm', 'origin_info_date_other_end_ssm']
			start_date = nil
			end_date = nil
			start_year = nil
			end_year = nil
			possible_start_date_fields.each{|key|
if solr_doc.has_key?(key)
		start_date = solr_doc[key][0]
	break
end
			}
			possible_end_date_fields.each{|key|
if solr_doc.has_key?(key)
		end_date = solr_doc[key][0]
	break
end
			}

			if start_date.present?

end_date = start_date if end_date.blank?

#solr_doc["lib_start_date_ss"] = start_date
#solr_doc["lib_end_date_ss"] = end_date

year_regex = /^(-?\d{1,4}).*/

start_year_match = start_date.match(year_regex)
start_year = start_year_match.captures[0] if start_year_match
start_year = zero_pad_year(start_year)
#solr_doc["lib_start_date_year_ssi"] = start_year if start_year
solr_doc["lib_start_date_year_itsi"] = start_year.to_i if start_year # TrieInt version for searches

end_year_match = end_date.match(year_regex)
end_year = end_year_match.captures[0] if end_year_match
end_year = zero_pad_year(end_year)
#solr_doc["lib_end_date_year_ssi"] = end_year if end_year
solr_doc["lib_end_date_year_itsi"] = end_year.to_i  if end_year # TrieInt version for searches

solr_doc["lib_date_year_range_si"] = start_year + '-' + end_year if start_year
			end

  solr_doc.each do |k, v|
    if self.class.maps_field? k
      solr_doc[k] = self.class.map_value(k, v)
    end
  end
  solr_doc
end

#zero_pad_year(year) ⇒ Object 



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# File 'lib/cul_scv_hydra/solrizer/scv_mods_fieldable.rb', line 185

def zero_pad_year(year)
	year = year.to_s
	is_negative = year.start_with?('-')
	year_without_sign = (is_negative ? year[1, year.length]: year)
	if year_without_sign.length < 4
		year_without_sign = year_without_sign.rjust(4, '0')
	end

	return (is_negative ? '-' : '') + year_without_sign
end