Module: Plugins::Core::MediaWidgetParser

Defined in:
app/widgets/plugins/core/media_widget_parser.rb

Class Method Summary collapse

Class Method Details

.content_item_element(id) ⇒ Object 



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# File 'app/widgets/plugins/core/media_widget_parser.rb', line 33

def self.content_item_element(id)
  asset_field_item = ContentItem.find(id).field_items.find { |field_item| field_item.field.field_type_instance.is_a?(AssetFieldType) }
  url = asset_field_item.data['asset']['versions']['original']['url']

  if image? asset_field_item.data['asset']['versions']['original']['mime_type']
    element = { src: url }
    tag_type = 'img'
  else
    element = { href: url }
    tag_type = 'a'
  end

  [element, tag_type]
end

.document_for(html) ⇒ Object 



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# File 'app/widgets/plugins/core/media_widget_parser.rb', line 16

def self.document_for(html)
  Nokogiri::HTML::DocumentFragment.parse html
end

.image?(mime_type) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/widgets/plugins/core/media_widget_parser.rb', line 48

def self.image?(mime_type)
  MimeMagic.new(mime_type).mediatype == 'image'
end

.parse(body) ⇒ Object 



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# File 'app/widgets/plugins/core/media_widget_parser.rb', line 6

def self.parse(body)
  body_document = document_for body

  widget_nodes_for(body_document).each do |widget_node|
    widget_node.inner_html = render_widget_inner widget_node
  end

  body_document.to_html
end

.render_widget_inner(widget) ⇒ Object 



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# File 'app/widgets/plugins/core/media_widget_parser.rb', line 24

def self.render_widget_inner(widget)
  Nokogiri::HTML::Builder.new do |doc|
    element, tag_type = content_item_element(widget['id'])
    element.merge!({ width: widget['width'], height: widget['height'], alt: widget['alt'], style: widget['style'], class: widget['class'] })

    doc.send(tag_type, element)
  end.doc.root
end

.widget_nodes_for(document) ⇒ Object 



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# File 'app/widgets/plugins/core/media_widget_parser.rb', line 20

def self.widget_nodes_for(document)
  document.css 'media'
end