Class: Flowcation::Substitution

Inherits:
Object
  • Object
show all
Defined in:
lib/flowcation/substitution.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, xpath, type, value, key, use_helper) ⇒ Substitution

Returns a new instance of Substitution.



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# File 'lib/flowcation/substitution.rb', line 4

def initialize(name, xpath, type, value, key, use_helper)
  @name, @xpath, @type, @value, @key, @use_helper = name, xpath, type, value, key, use_helper
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/flowcation/substitution.rb', line 3

def name
  @name
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/flowcation/substitution.rb', line 3

def type
  @type
end

#value(node) ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/flowcation/substitution.rb', line 3

def value
  @value
end

#xpath ⇒ Object (readonly)

Returns the value of attribute xpath.



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# File 'lib/flowcation/substitution.rb', line 3

def xpath
  @xpath
end

Instance Method Details

#apply(doc) ⇒ Object 



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# File 'lib/flowcation/substitution.rb', line 14

def apply(doc)
  # todo Refactor to SubstitutionType class with ContentSubstitution, AttributeSubstitution...
  
  # todo Better type names. More Like Targets in Stimulus? each->attribute
  #   Even Helpers could be included in type: each-replace->LayoutHelper#image_tag
  
  element = doc.at_xpath(@xpath)
  raise SubstitutionNotFoundException.build(xpath: @xpath, name: @name) unless element
  #self.class.build_substitution_type(@type).substitute(doc)
  case @type
  when 'content'
    doc.at_xpath(@xpath).content = value(doc.at_xpath(@xpath))
  when 'content_collection'
    doc.xpath(@xpath).each do |node|
      node.content = value(node)
    end
  when 'attribute'
    doc.at_xpath(@xpath)[@key] = value(doc.at_xpath(@xpath))
  when 'attribute_collection'
    doc.xpath(@xpath).each do |node|
      node[@key] = value(node)
    end
  when 'replace'
    doc.at_xpath(@xpath).replace Nokogiri::XML::Text.new(value(doc.at_xpath(@xpath)), doc.document)
  when 'replace_each'
    doc.xpath(@xpath).each do |node|
      node.replace Nokogiri::XML::Text.new(value(node), doc.document)
    end
  when 'replace_collection'
    doc.xpath(@xpath).first.replace Nokogiri::XML::Text.new(@value, doc.document)
    doc.xpath(@xpath).each do |node|
      node.remove if node.is_a? Nokogiri::XML::Element
    end
  when 'append'
    puts "APPEND #{doc.at_xpath(@xpath).class}"
    doc.at_xpath(@xpath).after Nokogiri::XML::Text.new(value(doc.at_xpath(@xpath)), doc.document)
  end
  doc
end