Module: Postmaster::Util

Defined in:
lib/postmaster/util.rb

Class Method Summary collapse

Class Method Details

.flatten_params(params, parent_key = nil) ⇒ Object 



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# File 'lib/postmaster/util.rb', line 39

def self.flatten_params(params, parent_key=nil)
  result = []
  params.each do |key, value|
    calculated_key = parent_key ? "#{parent_key}[#{url_encode(key)}]" : url_encode(key)
    if value.is_a?(Hash)
      result += flatten_params(value, calculated_key)
    elsif value.is_a?(Array)
      result += flatten_params_array(value, calculated_key)
    else
      result << [calculated_key, value]
    end
  end
  result
end

.flatten_params_array(value, calculated_key) ⇒ Object 



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# File 'lib/postmaster/util.rb', line 54

def self.flatten_params_array(value, calculated_key)
  result = []
  value.each do |elem|
    if elem.is_a?(Hash)
      result += flatten_params(elem, calculated_key)
    elsif elem.is_a?(Array)
      result += flatten_params_array(elem, calculated_key)
    else
      result << ["#{calculated_key}[]", elem]
    end
  end
  result
end

.normalize_address(params) ⇒ Object 



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# File 'lib/postmaster/util.rb', line 68

def self.normalize_address(params)
  if params != nil && params.has_key?(:address)
    line1, line2, line3 = params.delete(:address)
    params[:line1] = line1 if line1
    params[:line2] = line2 if line2
    params[:line3] = line3 if line3
  end
end

.objects_to_ids(h) ⇒ Object 



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# File 'lib/postmaster/util.rb', line 4

def self.objects_to_ids(h)
  case h
  when APIResource
    h.id
  when Hash
    res = {}
    h.each { |k, v| res[k] = objects_to_ids(v) unless v.nil? }
    res
  when Array
    h.map { |v| objects_to_ids(v) }
  else
    h
  end
end

.symbolize_names(object) ⇒ Object 



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# File 'lib/postmaster/util.rb', line 19

def self.symbolize_names(object)
  case object
  when Hash
    new = {}
    object.each do |key, value|
      key = (key.to_sym rescue key) || key
      new[key] = symbolize_names(value)
    end
    new
  when Array
    object.map { |value| symbolize_names(value) }
  else
    object
  end
end

.url_encode(key) ⇒ Object 



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# File 'lib/postmaster/util.rb', line 35

def self.url_encode(key)
  URI.escape(key.to_s, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]"))
end