Module: Coral::Template

Defined in:
lib/coral_core/template.rb,
lib/coral_core/template/json.rb,
lib/coral_core/template/yaml.rb,
lib/coral_core/template/wrapper.rb,
lib/coral_core/template/environment.rb

Defined Under Namespace

Classes: Base, Environment, JSON, Wrapper

Class Method Summary collapse

Class Method Details

.instance(class_name, options = {}, defaults = {}, force = true) ⇒ Object

General template utilities



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# File 'lib/coral_core/template.rb', line 8

def self.instance(class_name, options = {}, defaults = {}, force = true)
  return Template::const_get(class_name).new(options, defaults, force)
end

.process(value) ⇒ Object 



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# File 'lib/coral_core/template.rb', line 14

def self.process(value)
  case value
  when String, Symbol
    return nil        if Util::Data.undef?(value)
    return 'false'    if value == false
    return 'true'     if value == true      
    return value.to_s if value.is_a?(Symbol)
    
  when Hash
    results = {}
    value.each do |key, item|
      result = process(item)
      unless result.nil?
        results[key] = result  
      end
      value = results
    end
    
  when Array
    results = []
    value.each_with_index do |item, index|
      result = process(item)
      unless result.nil?
        results << result  
      end        
    end
    value = results
  end
  return value
end

.render(class_name, data, options = {}) ⇒ Object 



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# File 'lib/coral_core/template.rb', line 47

def self.render(class_name, data, options = {})
  config = Config.ensure(options)
  
  normalize   = config.get(:normalize_template, true)
  interpolate = config.get(:interpolate_template, true)
  
  #dbg(class_name, 'template engine name')
  #dbg(data, 'template data -> init')
  
  if normalize
    data = Config.normalize(data, nil, config)
    #dbg(data, 'template data -> post normalization')
  end
  
  if normalize && interpolate
    data = Util::Data.interpolate(data, data, config.options)
    #dbg(data, 'template data -> post interpolation')
  end
  
  engine = instance(class_name, config, {}, config.get(:force, true))
  #dbg(engine, 'template engine')
  
  output = engine.render(process(data))
  #dbg(output, 'template output')
  
  return output
end