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Versions: 10
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Stored size: 1.21 KB
Contents
require 'erb'
require 'xmlsimple'
class PaymentGateway
attr_reader :url
def initialize
@url = 'http://www.paymentgateway.com/api/'
end
def purchase amount, credit_card
body = build_body File.dirname(__FILE__) + "/templates/purchase_request.xml.erb", binding
response = soap_post "purchase", body
response_body_to_hash response.body
end
private
def build_body request_file_name, binding
erb = ERB.new(request_file_name)
erb.result binding
end
def soap_post action, body
uri = URI.parse(URI.escape(@url))
headers = {}
headers["User-Agent"] = "Ruby/#{RUBY_VERSION}"
headers["SOAPAction"] = action
headers["Content-Type"] = "text/xml;charset=UTF-8"
connection = Net::HTTP.new(uri.host, uri.port)
request = Net::HTTP::Post.new(uri.request_uri, headers)
request.body = body
connection.request(request)
end
def response_body_to_hash body
result = XmlSimple.xml_in(body)
Hash[ result.collect {|k,v| [underscore(k), v] } ]
end
def underscore(camel_cased_word)
camel_cased_word.to_s.gsub(/::/, '/').
gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
gsub(/([a-z\d])([A-Z])/,'\1_\2').
tr("-", "_").
downcase
end
end
Version data entries
10 entries across 10 versions & 1 rubygems