From c436a9ee6ed5b2d02e5b0a50e58cec9b592adde2 Mon Sep 17 00:00:00 2001
From: sergei-krylov <sergei.krylov@itechart-group.com>
Date: Tue, 21 Oct 2014 13:28:47 +0300
Subject: [PATCH] Add first version of ICE client

---
 .gitignore                     | 18 +++++++++++++
 Gemfile                        |  4 +++
 README.md                      | 26 +++++++++++++++++++
 Rakefile                       |  1 +
 lib/ruby_ICE_client.rb         | 46 ++++++++++++++++++++++++++++++++++
 lib/ruby_ICE_client/version.rb |  3 +++
 ruby_ICE_client.gemspec        | 25 ++++++++++++++++++
 7 files changed, 123 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Gemfile
 create mode 100644 Rakefile
 create mode 100644 lib/ruby_ICE_client.rb
 create mode 100644 lib/ruby_ICE_client/version.rb
 create mode 100644 ruby_ICE_client.gemspec

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..49f3cd2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,18 @@
+*.gem
+*.rbc
+.bundle
+.config
+.idea
+.yardoc
+Gemfile.lock
+InstalledFiles
+_yardoc
+coverage
+doc/
+lib/bundler/man
+pkg
+rdoc
+spec/reports
+test/tmp
+test/version_tmp
+tmp
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..e7b27b3
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,4 @@
+source 'https://rubygems.org'
+
+# Specify your gem's dependencies in ruby_ICE_client.gemspec
+gemspec
diff --git a/README.md b/README.md
index 6cd07de..b90425d 100644
--- a/README.md
+++ b/README.md
@@ -4,3 +4,29 @@ ruby_ICE_client
 A ruby client for calling ICE - Immunization Calculation Engine
 
 http://www.hln.com/ice/
+
+## Installation
+
+Add this line to your application's Gemfile:
+
+    gem 'ruby_ICE_client'
+
+And then execute:
+
+    $ bundle
+
+Or install it yourself as:
+
+    $ gem install ruby_ICE_client
+
+## Usage
+
+TODO: Write usage instructions here
+
+## Contributing
+
+1. Fork it
+2. Create your feature branch (`git checkout -b my-new-feature`)
+3. Commit your changes (`git commit -am 'Add some feature'`)
+4. Push to the branch (`git push origin my-new-feature`)
+5. Create new Pull Request
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 0000000..2995527
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1 @@
+require "bundler/gem_tasks"
diff --git a/lib/ruby_ICE_client.rb b/lib/ruby_ICE_client.rb
new file mode 100644
index 0000000..b38b215
--- /dev/null
+++ b/lib/ruby_ICE_client.rb
@@ -0,0 +1,46 @@
+require 'ruby_ICE_client/version'
+require 'nokogiri'
+require 'base64'
+
+module RubyICEClient
+  class << self
+    def call(message, url)
+      xml = Nokogiri::XML::Builder.new
+      xml.Envelope {
+        xml.Body {
+          xml.evaluateAtSpecifiedTime('xmlns:ns2' => 'http://www.omg.org/spec/CDSS/201105/dss') {
+            xml.interactionId(scopingEntityId: 'gov.nyc.health', interactionId: '123456')
+            xml.specifiedTime "#{Date.today.strftime('%Y-%m-%d')}"
+            xml.evaluationRequest(clientLanguage: '', clientTimeZoneOffset: '') {
+              xml.kmEvaluationRequest {
+                xml.kmId(scopingEntityId: 'org.nyc.cir', businessId: 'ICE', version: '1.0.0')
+              }
+              xml.dataRequirementItemData {
+                xml.driId(itemId: 'cdsPayload') {
+                  xml.containingEntityId(scopingEntityId: 'gov.nyc.health', businessId: 'ICEData', version: '1.0.0.0')
+                }
+                xml.data {
+                  xml.informationModelSSId(scopingEntityId: 'org.opencds.vmr', businessId: 'VMR', version: '1.0')
+                  xml.base64EncodedPayload Base64.encode64 message
+                }
+              }
+            }
+          }
+        }
+      }
+      ns = xml.doc.root.add_namespace_definition 'S', 'http://www.w3.org/2003/05/soap-envelope'
+      xml.doc.root.namespace = ns
+      xml.doc.root.child.namespace = ns
+
+      uri = URI.parse url
+      http = Net::HTTP.new uri.host, uri.port
+      request = Net::HTTP::Post.new uri.path
+      request.body = xml.to_xml
+      response = http.request request
+      response_xml = Nokogiri::XML response.body
+      output_message_node = response_xml.xpath '//evaluationResponse//base64EncodedPayload'
+
+      Base64.decode64 output_message_node.first.text
+    end
+  end
+end
diff --git a/lib/ruby_ICE_client/version.rb b/lib/ruby_ICE_client/version.rb
new file mode 100644
index 0000000..cdf1951
--- /dev/null
+++ b/lib/ruby_ICE_client/version.rb
@@ -0,0 +1,3 @@
+module RubyICEClient
+  VERSION = "0.0.1"
+end
diff --git a/ruby_ICE_client.gemspec b/ruby_ICE_client.gemspec
new file mode 100644
index 0000000..a84f87a
--- /dev/null
+++ b/ruby_ICE_client.gemspec
@@ -0,0 +1,25 @@
+# coding: utf-8
+lib = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+require 'ruby_ICE_client/version'
+
+Gem::Specification.new do |spec|
+  spec.name          = "ruby_ICE_client"
+  spec.version       = RubyICEClient::VERSION
+  spec.authors       = ["sergei-krylov"]
+  spec.email         = ["sergei.krylov@itechart-group.com"]
+  spec.description   = %q{A ruby client for calling ICE - Immunization Calculation Engine (http://www.hln.com/ice/)}
+  spec.summary       = %q{}
+  spec.homepage      = ""
+  spec.license       = "MIT"
+
+  spec.files         = `git ls-files`.split($/)
+  spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
+  spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
+  spec.require_paths = ["lib"]
+
+  spec.add_development_dependency "bundler", "~> 1.3"
+  spec.add_development_dependency "rake"
+  spec.add_development_dependency "nokogiri", "~> 1.6"
+  spec.add_development_dependency "base64"
+end