Class: Qti::V1::Models::AssessmentItem

Inherits:
Base show all
Defined in:
lib/qti/v1/models/assessment_item.rb

Instance Attribute Summary collapse

Attributes inherited from Models::Base

#manifest, #package_root, #path

Instance Method Summary collapse

Methods inherited from Base

#qti_version, #return_inner_content!, #sanitize_attributes, #sanitize_attributes_by_node

Methods inherited from Models::Base

#css_with_single_check, from_path!, #parse_html, #parse_xml, #preprocess_xml_doc, #raise_unsupported, #remap_href_path, #sanitize_content!, #xpath_with_single_check

Constructor Details

#initialize(item, package_root = nil, resource = nil) ⇒ AssessmentItem

Returns a new instance of AssessmentItem.



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# File 'lib/qti/v1/models/assessment_item.rb', line 9

def initialize(item, package_root = nil, resource = nil)
  @doc = item
  @path = item.document.url
  @resource = resource
  self.package_root = package_root
end

Instance Attribute Details

#doc ⇒ Object (readonly)

Returns the value of attribute doc.



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# File 'lib/qti/v1/models/assessment_item.rb', line 5

def doc
  @doc
end

#resource ⇒ Object (readonly)

Returns the value of attribute resource.



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# File 'lib/qti/v1/models/assessment_item.rb', line 5

def resource
  @resource
end

Instance Method Details

#answer_feedback ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 131

def answer_feedback
  @answer_feedback ||= interaction_model.answer_feedback&.map do |answer|
    duped = answer.dup
    duped[:feedback] = sanitize_content!(duped[:feedback])
    duped
  end
end

#calculator_type ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 87

def calculator_type
  @calculator_type ||= begin
    if calculator_type_metadata?
      calculator_type_metadata_label = qti_metadata_children.children.find do |node|
        node.text == 'calculator_type'
      end
      calculator_type_metadata_label.next.text
    end
  end
end

#calculator_type_metadata? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qti/v1/models/assessment_item.rb', line 98

def calculator_type_metadata?
  if @doc.at_xpath('.//xmlns:qtimetadata').present?
    qti_metadata_children.children.find do |node|
      node.text == 'calculator_type'
    end.present?
  else
    false
  end
end

#decvar_maxvalue ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 108

def decvar_maxvalue
  @doc.at_xpath('.//xmlns:decvar/@maxvalue')&.value&.to_i ||
    @doc.at_xpath('.//xmlns:decvar/@defaultval')&.value&.to_i || 0
end

#feedback ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 127

def feedback
  @feedback ||= interaction_model.canvas_item_feedback&.transform_values { |v| sanitize_content!(v) }
end

#has_points_possible_qti_metadata? ⇒ Boolean

Deprecated.

Please use #points_possible_qti_metadata? instead

Returns:

  • (Boolean) 


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# File 'lib/qti/v1/models/assessment_item.rb', line 48

def has_points_possible_qti_metadata? # rubocop:disable Naming/PredicateName
  warn "DEPRECATED: '#{__method__}' is renamed to 'points_possible_qti_metadata?'."
  points_possible_qti_metadata?
end

#identifier ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 26

def identifier
  @identifier ||= @doc.attribute('ident').value
end

#interaction_model ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 117

def interaction_model
  @interaction_model ||= begin
    V1::Models::Interactions.interaction_model(@doc, self)
  end
end

#item_body ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 16

def item_body
  @item_body ||= begin
    node = @doc.dup
    presentation = node.at_xpath('.//xmlns:presentation')
    mattext = presentation.at_xpath('.//xmlns:mattext')
    prompt = sanitize_attributes(return_inner_content!(mattext))
    sanitize_content!(prompt)
  end
end

#parent_stimulus_item_ident ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 76

def parent_stimulus_item_ident
  @parent_stimulus_item_ident ||= begin
    if parent_stimulus_item_ident_metadata?
      parent_stimulus_item_ident_label = qti_metadata_children.children.find do |node|
        node.text == 'parent_stimulus_item_ident'
      end
      parent_stimulus_item_ident_label.next.text
    end
  end
end

#parent_stimulus_item_ident_metadata? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qti/v1/models/assessment_item.rb', line 66

def parent_stimulus_item_ident_metadata?
  if @doc.at_xpath('.//xmlns:qtimetadata').present?
    qti_metadata_children.children.find do |node|
      node.text == 'parent_stimulus_item_ident'
    end.present?
  else
    false
  end
end

#points_possible ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 53

def points_possible
  @points_possible ||= begin
    if points_possible_qti_metadata?
      points_possible_label = qti_metadata_children.children.find do |node|
        node.text == 'points_possible'
      end
      points_possible_label.next.text
    else
      1
    end
  end
end

#points_possible_qti_metadata? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qti/v1/models/assessment_item.rb', line 38

def points_possible_qti_metadata?
  if @doc.at_xpath('.//xmlns:qtimetadata').present?
    points_possible_label = qti_metadata_children.children.find { |node| node.text == 'points_possible' }
    points_possible_label.present?
  else
    false
  end
end

#qti_metadata_children ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 34

def qti_metadata_children
  @doc.at_xpath('.//xmlns:qtimetadata')&.children
end

#rcardinality ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 113

def rcardinality
  @rcardinality ||= @doc.at_xpath('.//xmlns:response_lid/@rcardinality').value
end

#scoring_data_structs ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 123

def scoring_data_structs
  @scoring_data_structs ||= interaction_model.scoring_data_structs
end

#title ⇒ Object 



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# File 'lib/qti/v1/models/assessment_item.rb', line 30

def title
  @title ||= @doc.attribute('title')&.value
end