Class: DraftForge::EditorJsRenderer

Inherits:
Object
  • Object
show all
Defined in:
app/services/draft_forge/editor_js_renderer.rb

Overview

Convert Editor.js data to basic HTML

Class Method Summary collapse

Class Method Details

.call(data) ⇒ Object 



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# File 'app/services/draft_forge/editor_js_renderer.rb', line 8

def self.call(data)
  data = parse(data)
  blocks = data.fetch('blocks', [])
  blocks.map { |block| render_block(block) }.join
end

.parse(data) ⇒ Object 



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# File 'app/services/draft_forge/editor_js_renderer.rb', line 14

def self.parse(data)
  if data.is_a?(String)
    JSON.parse(data)
  elsif data.respond_to?(:to_unsafe_h)
    data.to_unsafe_h
  else
    data || {}
  end
end

.render_block(block) ⇒ Object 



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# File 'app/services/draft_forge/editor_js_renderer.rb', line 24

def self.render_block(block)
  type = block['type']
  bdata = block['data'] || {}
  case type
  when 'paragraph'
    "<p>#{bdata['text']}</p>"
  when 'header'
    level = bdata['level'].to_i
    level = 1 if level < 1
    level = 6 if level > 6
    "<h#{level}>#{bdata['text']}</h#{level}>"
  when 'list'
    tag = bdata['style'] == 'ordered' ? 'ol' : 'ul'
    items = Array(bdata['items']).map { |item| "<li>#{item}</li>" }.join
    "<#{tag}>#{items}</#{tag}>"
  else
    ''
  end
end