Class: MODSModel

Inherits:
ASpaceExport::ExportModel show all
Defined in:
backend/app/exporters/models/mods.rb

Constant Summary collapse

@@mods_note = 
Struct.new(:tag, :type, :label, :content, :wrapping_tag)

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from ASpaceExport::ExportModel

#apply_map, inherited, model_for, model_for?

Constructor Details

#initialize(tree) ⇒ MODSModel

Returns a new instance of MODSModel.



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# File 'backend/app/exporters/models/mods.rb', line 51

def initialize(tree)
  @children = tree['children']

  @extents = []
  @notes = []
  @extent_notes = []
  @subjects = []
  @names = []
  @parts = []
  @dates = []
  @lang_materials = []
  @lang_notes = []
end

Instance Attribute Details

#dates ⇒ Object

Returns the value of attribute dates



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# File 'backend/app/exporters/models/mods.rb', line 18

def dates
  @dates
end

#extent_notes ⇒ Object

Returns the value of attribute extent_notes



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# File 'backend/app/exporters/models/mods.rb', line 11

def extent_notes
  @extent_notes
end

#extents ⇒ Object

Returns the value of attribute extents



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# File 'backend/app/exporters/models/mods.rb', line 9

def extents
  @extents
end

#identifier ⇒ Object

Returns the value of attribute identifier



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# File 'backend/app/exporters/models/mods.rb', line 17

def identifier
  @identifier
end

#lang_materials ⇒ Object

Returns the value of attribute lang_materials



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# File 'backend/app/exporters/models/mods.rb', line 7

def lang_materials
  @lang_materials
end

#lang_notes ⇒ Object

Returns the value of attribute lang_notes



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# File 'backend/app/exporters/models/mods.rb', line 8

def lang_notes
  @lang_notes
end

#names ⇒ Object

Returns the value of attribute names



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# File 'backend/app/exporters/models/mods.rb', line 13

def names
  @names
end

#notes ⇒ Object

Returns the value of attribute notes



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# File 'backend/app/exporters/models/mods.rb', line 10

def notes
  @notes
end

#parts ⇒ Object

Returns the value of attribute parts



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# File 'backend/app/exporters/models/mods.rb', line 15

def parts
  @parts
end

#repository_note ⇒ Object

Returns the value of attribute repository_note



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# File 'backend/app/exporters/models/mods.rb', line 16

def repository_note
  @repository_note
end

#subjects ⇒ Object

Returns the value of attribute subjects



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# File 'backend/app/exporters/models/mods.rb', line 12

def subjects
  @subjects
end

#title ⇒ Object

Returns the value of attribute title



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# File 'backend/app/exporters/models/mods.rb', line 6

def title
  @title
end

#type_of_resource ⇒ Object

Returns the value of attribute type_of_resource



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# File 'backend/app/exporters/models/mods.rb', line 14

def type_of_resource
  @type_of_resource
end

Class Method Details

.build_repo_note(repo_record) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 115

def self.build_repo_note(repo_record)
  agent = repo_record['agent_representation']['_resolved']
  contacts = agent['agent_contacts']

  contents = [repo_record['name']]
  if contacts.length > 0
    contents += %w(address_1 address_2 address_3 city region post_code country).map {|part|
      contacts[0][part] }.compact
  end

  contents = contents.join(', ')
  if repo_record['url']
    contents << " (#{repo_record['url']})"
  end

  new_mods_note('note', nil, "Digital object made available by", contents)
end

.from_archival_object(obj, tree) ⇒ Object

meaning, ‘archival object’ in the abstract



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# File 'backend/app/exporters/models/mods.rb', line 67

def self.from_archival_object(obj, tree)
  mods = self.new(tree)
  mods.apply_map(obj, @archival_object_map)

  mods
end

.from_digital_object(obj, tree, opts = {}) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 75

def self.from_digital_object(obj, tree, opts = {})
  mods = self.from_archival_object(obj, tree)

  if obj.respond_to? :digital_object_type
    unless obj.digital_object_type.nil? || obj.digital_object_type.empty?
      mods.type_of_resource = I18n.t("enumerations.digital_object_digital_object_type." + obj.digital_object_type)
    else
      mods.type_of_resource = nil
    end
  end

  mods.apply_map(obj, @digital_object_map, opts)

  mods.repository_note = build_repo_note(obj.repository['_resolved'])

  mods
end

.from_digital_object_component(obj, tree) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 94

def self.from_digital_object_component(obj, tree)
  mods = self.from_archival_object(obj, tree)

  mods
end

.name_part_type_map ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 105

def self.name_part_type_map
  @name_part_type_map
end

.name_type_map ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 101

def self.name_type_map
  @name_type_map
end

.new_mods_note(*a) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 110

def self.new_mods_note(*a)
  @@mods_note.new(*a)
end

Instance Method Details



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# File 'backend/app/exporters/models/mods.rb', line 300

def each_related_item(children = nil, maxDepth = 20)
  return if maxDepth == 0
  maxDepth = maxDepth - 1
  children ||= @children

  return unless children
  children.each do |child|
    json = JSONModel(:digital_object_component).new(child)
    yield self.class.from_digital_object_component(json, child)
    if child['children']
      each_related_item(child['children'], maxDepth) do |item|
        yield item
      end
    end
  end
end

#handle_agents(linked_agents) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 247

def handle_agents(linked_agents)
  linked_agents.each do |link|
    agent = link['_resolved']
    role = link['role']
    name_type = self.class.name_type_map[agent['jsonmodel_type']]
    # shift in granularity - role repeats for each name
    agent['names'].each do |name|
      self.names << {
        'type' => name_type,
        'role' => role,
        'source' => name['source'],
        'authority_id' => name['authority_id'],
        'parts' => name_parts(name, agent['jsonmodel_type']),
        'displayForm' => name['sort_name']
      }
    end
  end
end

#handle_dates(dates) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 271

def handle_dates(dates)
  dates.each do |date|
    self.dates.push date
  end
end

#handle_extents(extents, notes) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 213

def handle_extents(extents, notes)
  extents.each do |ext|
    e = ext['number']
    e << " #{ext['extent_type']}"

    self.extents << e

    # the extents hash may have data under keys 'physical_details' and 'dimensions'.
    # If found, we'll treat them as if they were notes of that type.
    if ext.has_key?('physical_details') && !ext['physical_details'].nil?
      extent_notes << new_mods_note('note', 'physical_description', "Physical Details", ext['physical_details'])
    end

    if ext.has_key?('dimensions') && !ext['dimensions'].nil?
      extent_notes << new_mods_note('note', 'dimensions', "Dimensions", ext['dimensions'])
    end
  end

  # process any physical_description and dimension notes that may be in the note list.
  handle_extents_notes(notes)
end

#handle_extents_notes(notes) ⇒ Object

notes relating to extents are treated differently than other notes when the model is serialized.



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# File 'backend/app/exporters/models/mods.rb', line 190

def handle_extents_notes(notes)
  notes.each do |note|
    next unless note['type'] == 'physdesc' || note['type'] == 'dimensions'
    next unless note['publish'] == true

    content = ASpaceExport::Utils.extract_note_text(note)
    mods_note = case note['type']
                when 'physdesc'
                  new_mods_note('note',
                                'physical_description',
                                "Physical Details",
                                content)
                when 'dimensions'
                  new_mods_note('note',
                                'dimensions',
                                "Dimensions",
                                content)
                end
    self.extent_notes << mods_note
  end
end

#handle_id(digital_object_id) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 266

def handle_id(digital_object_id)
  self.identifier = digital_object_id
end

#handle_langmaterials(lang_materials) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 171

def handle_langmaterials(lang_materials)
  self.lang_materials = lang_materials.map {|l| l['language_and_script']}.compact

  language_notes = lang_materials.map {|l| l['notes']}.compact.reject {|e| e == [] }.flatten
  if !language_notes.empty?
    language_notes.each do |note|
      content = ASpaceExport::Utils.extract_note_text(note)
      mods_note = new_mods_note('note',
                                'language',
                                note['label'],
                                content)
      self.lang_notes << mods_note
    end
  end
end

#handle_notes(notes) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 139

def handle_notes(notes)
  notes.each do |note|
    # physdesc and dimensions are treated separately from other notes
    next if note['type'] == 'physdesc' || note['type'] == 'dimensions'
    content = ASpaceExport::Utils.extract_note_text(note)
    mods_note = case note['type']
                when 'accessrestrict'
                  new_mods_note('accessCondition',
                                 'restrictionOnAccess',
                                 note['label'],
                                 content)
                when 'userestrict'
                  new_mods_note('accessCondition',
                                'useAndReproduction',
                                note['label'],
                                content)
                when 'legalstatus'
                  new_mods_note('accessCondition',
                                note['type'],
                                note['label'],
                                content)
                else
                  new_mods_note('note',
                                note['type'],
                                note['label'],
                                content)
                end
    self.notes << mods_note
  end
end

#handle_subjects(subjects) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 236

def handle_subjects(subjects)
  subjects.map {|s| s['_resolved'] }.each do |subject|
    self.subjects << {
      'term' => subject['terms'].map {|t| t['term']},
      'source' => subject['source'],
      'term_type' => subject['terms'].map {|t| t['term_type']}
    }
  end
end

#name_parts(name, type) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 278

def name_parts(name, type)
  fields = case type
           when 'agent_person'
             ["primary_name", "title", "prefix", "rest_of_name", "suffix", "fuller_form", "number"]
           when 'agent_family'
             ["family_name", "prefix"]
           when 'agent_software'
             ["software_name", "version", "manufacturer"]
           when 'agent_corporate_entity'
             ["primary_name", "subordinate_name_1", "subordinate_name_2", "number"]
           end
  parts = []
  fields.each do |field|
    part = {}
    part['type'] = self.class.name_part_type_map[field]
    part.delete('type') if part['type'].nil?
    part['content'] = name[field] unless name[field].nil?
    parts << part unless part.empty?
  end
  parts
end

#new_mods_note(*a) ⇒ Object 



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# File 'backend/app/exporters/models/mods.rb', line 134

def new_mods_note(*a)
  self.class.new_mods_note(*a)
end