Class: Qti::V1::Models::Interactions::CategorizationInteraction

Inherits:
BaseInteraction show all
Defined in:
lib/qti/v1/models/interactions/categorization_interaction.rb

Instance Attribute Summary

Attributes inherited from BaseInteraction

#node

Attributes inherited from Models::Base

#doc, #manifest, #package_root, #path, #resource

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from BaseInteraction

#answer_feedback, canvas_custom_fitb?, #canvas_item_feedback, canvas_multiple_fib?, #initialize, #locked_choices, maybe_question_type, new_quizzes_fib?, question_type, #rcardinality, #shuffled?

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!, #initialize, #parse_html, #parse_xml, #preprocess_xml_doc, #raise_unsupported, #remap_href_path, #sanitize_content!, #xpath_with_single_check

Constructor Details

This class inherits a constructor from Qti::V1::Models::Interactions::BaseInteraction

Class Method Details

.matches(node, parent) ⇒ Object 



6
7
8
9
10
11
12
13
 
# File 'lib/qti/v1/models/interactions/categorization_interaction.rb', line 6

def self.matches(node, parent)
  return false if canvas_multiple_fib?(node)
  matches = node.xpath('.//xmlns:response_lid')
  return false if matches.count <= 1
  rcardinality = matches.first.attributes['rcardinality']&.value || 'Single'
  return false if rcardinality != 'Multiple'
  new(node, parent)
end

Instance Method Details

#categories ⇒ Object 



25
26
27
28
29
30
31
32
33
 
# File 'lib/qti/v1/models/interactions/categorization_interaction.rb', line 25

def categories
  node.xpath('.//xmlns:response_lid').map do |lid_node|
    mattext = lid_node.at_xpath('.//xmlns:mattext')
    inner_content = return_inner_content!(mattext)
    item_body = sanitize_content!(inner_content)
    category_id = lid_node.attributes['ident'].value
    [category_id, { id: category_id, item_body: item_body }]
  end.to_h
end

#distractors ⇒ Object 



35
36
37
38
39
 
# File 'lib/qti/v1/models/interactions/categorization_interaction.rb', line 35

def distractors
  @distractors ||= choices.reduce({}) do |acc, answer|
    acc.update answer.identifier => answer.item_body
  end
end

#item_body ⇒ Object 



15
16
17
18
19
20
21
22
23
 
# File 'lib/qti/v1/models/interactions/categorization_interaction.rb', line 15

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

#scoring_data_structs ⇒ Object 



41
42
43
 
# File 'lib/qti/v1/models/interactions/categorization_interaction.rb', line 41

def scoring_data_structs
  @scoring_data_structs ||= parse_scoring_data
end