class Eventbrite::EventbriteObject

Attributes

token[RW]

Public Class Methods

construct_from(values, token=nil) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 32
def self.construct_from(values, token=nil)
  obj = self.new(values[:id], token)
  obj.refresh_from(values, token)
  obj
end
new(id=nil, token=nil) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 13
def initialize(id=nil, token=nil)
  # parameter overloading!
  if id.kind_of?(Hash)
    @retrieve_options = id.dup
    @retrieve_options.delete(:id)
    id = id[:id]
  else
    @retrieve_options = {}
  end

  @token = token
  @values = {}
  # This really belongs in APIResource, but not putting it there allows us
  # to have a unified inspect method
  @unsaved_values = Set.new
  @transient_values = Set.new
  self.id = id if id
end

Public Instance Methods

[](k) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 85
def [](k)
  @values[k.to_sym]
end
[]=(k, v) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 89
def []=(k, v)
  send(:"#{k}=", v)
end
as_json(*a) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 105
def as_json(*a)
  @values.as_json(*a)
end
each(&blk) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 113
def each(&blk)
  @values.each(&blk)
end
inspect() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 42
def inspect()
  id_string = (self.respond_to?(:id) && !self.id.nil?) ? " id=#{self.id}" : ""
  "#<#{self.class}:0x#{self.object_id.to_s(16)}#{id_string}> JSON: " + JSON.pretty_generate(@values)
end
keys() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 93
def keys
  @values.keys
end
next?() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 51
def next?
  paginated? && (self.pagination.page_number < self.pagination.page_count)
end
next_page() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 55
def next_page
  self.pagination.page_number + 1
end
paginated?() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 47
def paginated?
  self.respond_to?(:pagination)
end
refresh_from(values, token, partial=false) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 59
def refresh_from(values, token, partial=false)
  @token = token

  removed = partial ? Set.new : Set.new(@values.keys - values.keys)
  added = Set.new(values.keys - @values.keys)
  # Wipe old state before setting new.  This is useful for e.g. updating a
  # customer, where there is no persistent card parameter.  Mark those values
  # which don't persist as transient

  instance_eval do
    remove_accessors(removed)
    add_accessors(added)
  end
  removed.each do |k|
    @values.delete(k)
    @transient_values.add(k)
    @unsaved_values.delete(k)
  end
  values.each do |k, v|
    # TODO: fix this
    @values[k] = Util.convert_to_eventbrite_object(v, token, k)
    @transient_values.delete(k)
    @unsaved_values.delete(k)
  end
end
to_hash() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 109
def to_hash
  @values
end
to_json(*a) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 101
def to_json(*a)
  JSON.generate(@values)
end
to_s(*args) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 38
def to_s(*args)
  JSON.pretty_generate(@values)
end
values() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 97
def values
  @values.values
end

Protected Instance Methods

add_accessors(keys) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 134
def add_accessors(keys)
  metaclass.instance_eval do
    keys.each do |k|
      next if @@permanent_attributes.include?(k)
      k_eq = :"#{k}="
      define_method(k) { @values[k] }
      define_method(k_eq) do |v|
        @values[k] = v
        @unsaved_values.add(k)
      end
    end
  end
end
metaclass() click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 119
def metaclass
  class << self; self; end
end
method_missing(name, *args) click to toggle source
Calls superclass method
# File lib/eventbrite/eventbrite_object.rb, line 148
def method_missing(name, *args)
  # TODO: only allow setting in updateable classes.
  if name.to_s.end_with?('=')
    attr = name.to_s[0...-1].to_sym
    @values[attr] = args[0]
    @unsaved_values.add(attr)
    add_accessors([attr])
    return
  else
    return @values[name] if @values.has_key?(name)
  end

  begin
    super
  rescue NoMethodError => e
    if @transient_values.include?(name)
      raise NoMethodError.new(e.message + ".  HINT: The '#{name}' attribute was set in the past, however.  It was then wiped when refreshing the object with the result returned by Eventbrite's API, probably as a result of a save().  The attributes currently available on this object are: #{@values.keys.join(', ')}")
    else
      raise
    end
  end
end
remove_accessors(keys) click to toggle source
# File lib/eventbrite/eventbrite_object.rb, line 123
def remove_accessors(keys)
  metaclass.instance_eval do
    keys.each do |k|
      next if @@permanent_attributes.include?(k)
      k_eq = :"#{k}="
      remove_method(k) if method_defined?(k)
      remove_method(k_eq) if method_defined?(k_eq)
    end
  end
end