mailru api

gistfile1.rb

require 'net/http'
require 'cgi'
require 'uri'
require 'md5'
require 'json'

module Mailru
    
  API_METHODS = ['friends.get', 'friends.getAppUsers', 'users.getInfo',
                 'users.isAppUser', 'users.hasAppPermission', 'payments.openDialog',
                 'stream.publish', 'notifications.send', 'widget.set',
                 'photos.getAlbums', 'photos.get', 'audios.get', 'audios.linkAudio']

  
  class RpcError < Exception
  end

  class RpcNamespace
  
    def initialize(name)
      @name = name
    end
  
    def method_missing(name, *args)
      method = "#{@name}.#{name}"
      raise unless API_METHODS.index method
      @params = args.shift.merge :method => method
      make_request
    end
  
    def sign_params
      @params.merge! :app_id => APP_CONFIG['app_id'], :secure => 1
      # convert all keys and values to strings
      @params = Hash[@params.map { |k,v| [k.to_s, v.to_s] }]
      sign_str = @params.keys.sort.map{ |key| "#{key}=#{@params[key]}" }.join('') + APP_CONFIG['secret']
      @params[:sig] = MD5.new(sign_str).hexdigest
    end
  
    def make_request
      sign_params
      uri = URI.parse(APP_CONFIG['api_url'])
      query = @params.map{ |key, value|
        CGI::escape(key.to_s) + '=' + CGI::escape(value.to_s)
      }.join '&'
      req = Net::HTTP::Get.new("#{uri.path}?#{query}")
      http_resp = Net::HTTP.start(uri.host, uri.port) do |http|
        http.request req
      end
      return JSON.parse http_resp.body
    rescue JSON::ParserError => e
      raise RpcError, 'json parse error'
    end
  
  end

  class Rpc
    
    def self.method_missing(name)
      RpcNamespace.new name
    end
  
  end
end