module Bestpay::Utils

Public Class Methods

build_mac(params, keys) click to toggle source
# File lib/bestpay/utils.rb, line 9
def self.build_mac(params, keys)
  pairs = []
  keys.each do |k|
    value = params[k]
    if value.nil?
      raise Bestpay::ParameterNotFoundError, "参数 #{k} 不能为空!" unless k == 'CLIENTIP'
    else
      pairs << "#{k}=#{value}"
    end
  end

  Digest::MD5.hexdigest(pairs.join("&")).upcase
end
check_required_options(options, names) click to toggle source
# File lib/bestpay/utils.rb, line 29
def self.check_required_options(options, names)
  names.each do |name|

    unless options.has_key?(name)
      raise Bestpay::ParameterNotFoundError,"参数 #{name} 不能为空!" unless name == 'CLIENTIP'
    end
  end
end
query_string(options) click to toggle source
# File lib/bestpay/utils.rb, line 23
def self.query_string(options)
  options.map do |key, value|
    "#{CGI.escape(key.to_s)}=#{CGI.escape(value.to_s)}"
  end.join('&')
end
stringify_hash(hash) click to toggle source
# File lib/bestpay/utils.rb, line 38
def self.stringify_hash(hash)
  hash.inject({}){|h,(k,v)| h[k.to_s] = v; h} 
end