Module: Nourl

Defined in:
lib/nourl/core.rb,
lib/nourl/rpcable.rb,
lib/nourl/version.rb

Defined Under Namespace

Modules: RPCable

Constant Summary collapse

VERSION = 
"0.0.1"

Class Method Summary collapse

Class Method Details

.can_call?(klass, method) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/nourl/core.rb', line 15

def can_call?(klass, method)
  return true if klass == Nourl && method == 'rpc_white_list_for'
  return true if klass.send(:rpc_white_list).include?(method.to_sym)
  false
end

.exec(params) ⇒ Object 



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# File 'lib/nourl/core.rb', line 21

def exec(params)
  rpc_string = JSON.parse(params['rpc_string'])
  class_name, method = rpc_string['method'].split(".")
  klass = Object.const_get(class_name.capitalize)

  params = rpc_string['params']

  raise "No access to call #{klass.to_s}.#{method}." unless Nourl.can_call?(klass, method)

  #TODO: find a sexy way to do this 
  result = if params.is_a?(Array)
    klass.send(method, *params.compact)
  else
    klass.send(method, params)
  end

  json_rpc_format(result, nil, rpc_string['id'])
rescue => e
  json_rpc_format(nil, e.message, rpc_string['id'])
end

.json_rpc_format(result, error, id) ⇒ Object 



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# File 'lib/nourl/core.rb', line 42

def json_rpc_format(result, error, id)
  { "result" => result, "error" => error, "id" => id }
end

.rpc_white_list_for(class_list) ⇒ Object 



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# File 'lib/nourl/core.rb', line 4

def rpc_white_list_for(class_list)
  class_list = [class_list] unless class_list.is_a?(Array)

  class_list.inject({}) do |list, class_name|
    klass = Object.const_get(class_name.capitalize)

    list[class_name] = klass.send(:rpc_white_list)
    list
  end
end