Class: KillBillClient::Model::Resource

Inherits:
Object
  • Object
show all
Defined in:
lib/killbill_client/models/resource.rb

Constant Summary collapse

KILLBILL_API_PREFIX = 
'/1.0/kb/'
KILLBILL_API_PAGINATION_PREFIX = 
'pagination'
@@attribute_names = 
{}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash = nil) ⇒ Resource

Returns a new instance of Resource.



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# File 'lib/killbill_client/models/resource.rb', line 17

def initialize(hash = nil)
  # Make sure we support ActiveSupport::HashWithIndifferentAccess for Kaui
  if hash.respond_to?(:each)
    hash.each do |key,value|
      send("#{Utils.underscore key.to_s}=", value)
    end
  end
end

Instance Attribute Details

#clazz ⇒ Object (readonly)

Returns the value of attribute clazz.



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# File 'lib/killbill_client/models/resource.rb', line 7

def clazz
  @clazz
end

#etag ⇒ Object (readonly)

Returns the value of attribute etag.



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# File 'lib/killbill_client/models/resource.rb', line 7

def etag
  @etag
end

#response ⇒ Object (readonly)

Returns the value of attribute response.



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# File 'lib/killbill_client/models/resource.rb', line 7

def response
  @response
end

#session_id ⇒ Object (readonly)

Returns the value of attribute session_id.



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# File 'lib/killbill_client/models/resource.rb', line 7

def session_id
  @session_id
end

#uri ⇒ Object

Set on create call



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# File 'lib/killbill_client/models/resource.rb', line 218

def uri
  @uri
end

Class Method Details

.attribute(name) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 162

def attribute(name)
 self.send('attr_accessor', name.to_sym)

 self.instance_variable_set('@json_attributes', []) unless self.instance_variable_get('@json_attributes')
 self.instance_variable_get('@json_attributes') << name.to_s

 attributes = self.instance_variable_get('@json_attributes')

 (
  class << self;
    self
  end).send(:define_method, :json_attributes) do
    attributes
  end
end

.create_alias(new_name, old_name) ⇒ Object

hack to cater the api return attributes and javax attributes without editing gen scripts call only after its declared as a instance_method using attr_accessor



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# File 'lib/killbill_client/models/resource.rb', line 196

def create_alias(new_name, old_name)
  alias_method new_name.to_sym, old_name.to_sym #getter
  alias_method "#{new_name}=".to_sym, "#{old_name}=".to_sym #setter
end

.delete(uri, body = nil, params = {}, options = {}, clazz = self) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 47

def delete(uri, body = nil, params = {}, options = {}, clazz = self)
  response = KillBillClient::API.delete uri, body, params, options
  from_response clazz, response
end

.extract_session_id(response) ⇒ Object

Extract the session id from a response



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# File 'lib/killbill_client/models/resource.rb', line 202

def extract_session_id(response)
  # The Set-Cookie header looks like
  # "set-cookie"=>["JSESSIONID=16; Path=/; HttpOnly", "rememberMe=deleteMe; Path=/; Max-Age=0; Expires=Sat, 17-Aug-2013 23:39:37 GMT"],
  session_cookie = response['set-cookie']
  unless session_cookie.nil?
    session_cookie.split(';').each do |chunk|
      chunk.strip!
      key, value = chunk.split('=')
      return value if key == 'JSESSIONID'
    end
  end
  nil
end

.from_json(resource_class, json) ⇒ Resource

Instantiates a record from a JSON blob.

Parameters:

  • resource_class (Resource)
  • json (String)

Returns:

See Also:



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# File 'lib/killbill_client/models/resource.rb', line 103

def from_json(resource_class, json)
  # e.g. DELETE
  return nil if json.nil? or json.size == 0
  data = JSON.parse json

  if data.is_a? Array
    records = Resources.new
    data.each do |data_element|
      if data_element.is_a? Enumerable
        records << instantiate_record_from_json(resource_class, data_element)
      else
        # Value (e.g. String)
        records << data_element
      end
    end
    records
  else
    instantiate_record_from_json(resource_class, data)
  end
end

.from_response(resource_class, response) ⇒ Resource

Instantiates a record from an HTTP response, setting the record’s response attribute in the process.

Parameters:

  • resource_class (Resource)
  • response (Net::HTTPResponse)

Returns:



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# File 'lib/killbill_client/models/resource.rb', line 58

def from_response(resource_class, response)
  case response['Content-Type']
    when nil
      response.body
    when %r{application/pdf}
      response.body
    when %r{text/html}
       response.body
    when %r{text/plain}
      response.body
    when %r{application/xml}
      if response.header['location']
        response.header['location']
      else
        response.body
      end
    when %r{application/json}
      record = from_json resource_class, response.body
      if record.nil?
        record = resource_class.new
        record.uri = response.header['location']
      end

      session_id = extract_session_id(response)
      record.instance_eval {
        @clazz = resource_class
        @etag = response['ETag']
        @session_id = session_id
        @pagination_max_nb_records = response['X-Killbill-Pagination-MaxNbRecords'].to_i unless response['X-Killbill-Pagination-MaxNbRecords'].nil?
        @pagination_total_nb_records = response['X-Killbill-Pagination-TotalNbRecords'].to_i unless response['X-Killbill-Pagination-TotalNbRecords'].nil?
        @pagination_next_page = response['X-Killbill-Pagination-NextPageUri']
        @response = response
      }
      record
    else
      raise ArgumentError, "#{response['Content-Type']} is not supported by the library"
  end
end

.get(uri, params = {}, options = {}, clazz = self) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 32

def get(uri, params = {}, options = {}, clazz = self)
  response = KillBillClient::API.get uri, params, options
  from_response clazz, response
end

.has_many(attr_name, type = nil) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 178

def has_many(attr_name, type = nil)
  send("attr_accessor", attr_name.to_sym)

  #add it to attribute_names
  @@attribute_names[self.name] = {} unless @@attribute_names[self.name]
  @@attribute_names[self.name][attr_name.to_sym] = {:type => type,  :cardinality => :many }
end

.has_one(attr_name, type = nil) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 186

def has_one(attr_name, type = nil)
  send("attr_accessor", attr_name.to_sym)

  #add it to attribute_names
  @@attribute_names[self.name] = {} unless @@attribute_names[self.name]
  @@attribute_names[self.name][attr_name.to_sym] = { :type => type, :cardinality => :one }
end

.head(uri, params = {}, options = {}, clazz = self) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 27

def head(uri, params = {}, options = {}, clazz = self)
  response = KillBillClient::API.head uri, params, options
  from_response clazz, response
end

.instantiate_record_from_json(resource_class, data) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 124

def instantiate_record_from_json(resource_class, data)
  record = resource_class.send :new

  data.each do |name, value|
    name = Utils.underscore name
    attr_desc = nil

    # Allow for inheritance. TODO What's the performance hit?
    resource_class.ancestors.each do |ancestor|
      attr_desc = @@attribute_names[ancestor.name][name.to_sym] rescue nil
      break unless attr_desc.nil?
    end

    unless attr_desc.nil?
      type = attr_desc[:type]
      if attr_desc[:cardinality] == :many && !type.nil? && value.is_a?(Array)
        newValue = []
        value.each do |val|
          if val.is_a?(Hash)
            newValue << instantiate_record_from_json(type, val)
          else
            newValue << val
          end
        end
        value = newValue
      elsif attr_desc[:cardinality] == :one && !type.nil? && value.is_a?(Hash)
        value = instantiate_record_from_json(type, value)
      end
    end #end unless attr_desc.nil? or data_elem.blank?

    # TODO Be lenient for now to support different API formats
    record.send("#{Utils.underscore name}=", value) rescue nil

  end #end data.each

  record
end

.post(uri, body = nil, params = {}, options = {}, clazz = self) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 37

def post(uri, body = nil, params = {}, options = {}, clazz = self)
  response = KillBillClient::API.post uri, body, params, options
  from_response clazz, response
end

.put(uri, body = nil, params = {}, options = {}, clazz = self) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 42

def put(uri, body = nil, params = {}, options = {}, clazz = self)
  response = KillBillClient::API.put uri, body, params, options
  from_response clazz, response
end

Instance Method Details

#==(o) ⇒ Object Also known as: eql? 



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# File 'lib/killbill_client/models/resource.rb', line 253

def ==(o)
  o.class == self.class && o.hash == hash
end

#_to_hash(value) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 231

def _to_hash(value)
  if value.is_a?(Resource)
    value.to_hash
  elsif value.is_a?(Array)
    value.map { |v| _to_hash(v) }
  else
    value
  end
end

#hash ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 258

def hash
  to_hash.hash
end

#refresh(options = {}, clazz = self.class) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 245

def refresh(options = {}, clazz=self.class)
  if @uri
    self.class.get @uri, {}, options, clazz
  else
    self
  end
end

#to_hash ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 220

def to_hash
  json_hash = {}
  self.class.json_attributes.each do |name|
    value = self.send(name)
    unless value.nil?
      json_hash[Utils.camelize name, :lower] = _to_hash(value)
    end
  end
  json_hash
end

#to_json(*args) ⇒ Object 



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# File 'lib/killbill_client/models/resource.rb', line 241

def to_json(*args)
  to_hash.to_json(*args)
end