Initial version of the gem

.gitignore

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+*.gem
+*.rbc
+.bundle
+.config
+.yardoc
+Gemfile.lock
+InstalledFiles
+_yardoc
+coverage
+doc/
+lib/bundler/man
+pkg
+rdoc
+spec/reports
+test/tmp
+test/version_tmp
+tmp
+*.bundle
+*.so
+*.o
+*.a
+mkmf.log

.rspec

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+--color

.ruby-gemset

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+omniauth-microsoft-office365-development

.ruby-version

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+ruby-2.3.0-preview1

.travis.yml

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+language: ruby
+rvm:
+  - 2.1.0

Gemfile

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+source 'https://rubygems.org'
+
+# Specify your gem's dependencies in omniauth-microsoft-office365.gemspec
+gemspec

LICENSE.txt

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+Copyright (c) 2016 Marcin Urbański
+
+MIT License
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

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+# Omniauth::Microsoft::Office365
+
+Office365 OAuth2 Strategy for OmniAuth.
+
+## Installation
+
+Add this line to your application's Gemfile:
+
+```ruby
+gem 'omniauth-microsoft-office365'
+```
+
+And then execute:
+
+    $ bundle
+
+Or install it yourself as:
+
+    $ gem install omniauth-microsoft-office365
+
+## Usage
+
+```ruby
+Rails.application.config.middleware.use OmniAuth::Builder do
+  provider :microsoft_office365, ENV['OFFICE365_KEY'], ENV['OFFICE365_SECRET']
+end
+```

Rakefile

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+require "bundler/gem_tasks"
+require "rspec/core/rake_task"
+
+RSpec::Core::RakeTask.new(:spec)
+
+task :default => :spec
+

lib/omniauth-microsoft-office365.rb

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+require "omniauth/microsoft_office365/version"
+require "omniauth/strategies/microsoft_office365"

lib/omniauth/microsoft_office365/version.rb

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+module Omniauth
+  module MicrosoftOffice365
+    VERSION = "0.0.1"
+  end
+end

lib/omniauth/strategies/microsoft_office365.rb

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+require "omniauth/strategies/oauth2"
+
+module OmniAuth
+  module Strategies
+    class MicrosoftOffice365 < OmniAuth::Strategies::OAuth2
+      option :name, :microsoft_office365
+
+      option :client_options, {
+        site:          "https://login.microsoftonline.com",
+        authorize_url: "/common/oauth2/v2.0/authorize",
+        token_url:     "/common/oauth2/v2.0/token"
+      }
+
+      option :authorize_params, {
+        scope: "openid email profile https://outlook.office.com/contacts.read",
+      }
+
+      uid { raw_info["Id"] }
+
+      info do
+        {
+          email:        raw_info["EmailAddress"],
+          display_name: raw_info["DisplayName"],
+          first_name:   raw_info["DisplayName"].split(", ")[1],
+          last_name:    raw_info["DisplayName"].split(", ")[0],
+          alias:        raw_info["Alias"]
+        }
+      end
+
+      extra do
+        {
+          "raw_info" => raw_info
+        }
+      end
+
+      def raw_info
+        @raw_info ||= access_token.get("https://outlook.office.com/api/v2.0/me/").parsed
+      end
+    end
+  end
+end

omniauth-microsoft-office365.gemspec

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+# coding: utf-8
+lib = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+require 'omniauth/microsoft_office365/version'
+
+Gem::Specification.new do |spec|
+  spec.name          = "omniauth-microsoft-office365"
+  spec.version       = Omniauth::MicrosoftOffice365::VERSION
+  spec.authors       = ["Marcin Urbański"]
+  spec.email         = ["[email protected]"]
+  spec.summary       = %q{Omniauth provider for Microsoft Office365}
+  spec.description   = %q{Omniauth provider for Microsoft Office365}
+  spec.homepage      = "https://github.com/murbanski/omniauth-microsoft-office365"
+  spec.license       = "MIT"
+
+  spec.files         = `git ls-files -z`.split("\x0")
+  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.required_ruby_version = '>= 2.1'
+
+  spec.add_runtime_dependency "omniauth"
+  spec.add_runtime_dependency "omniauth-oauth2"
+
+  spec.add_development_dependency "bundler", ">= 1.6"
+  spec.add_development_dependency "rake", ">= 11.1.2"
+  spec.add_development_dependency "rspec", ">= 3.4.0"
+  spec.add_development_dependency "pry", ">= 0.10.3"
+end

spec/omniauth/strategies/microsoft_office365_spec.rb

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+require 'spec_helper'
+
+RSpec.describe OmniAuth::Strategies::MicrosoftOffice365 do
+  let(:request) { double('Request', :params => {}, :cookies => {}, :env => {}) }
+  let(:options) { { } }
+
+  let(:app) do
+    lambda do
+      [200, {}, ["Hello."]]
+    end
+  end
+
+  let(:strategy) do
+    OmniAuth::Strategies::MicrosoftOffice365.new(app, 'appid', 'secret', options)
+  end
+
+  before do
+    OmniAuth.config.test_mode = true
+    allow(strategy).to receive(:request).and_return(request)
+  end
+
+  after do
+    OmniAuth.config.test_mode = false
+  end
+
+  describe "#name" do
+    it "returns :microsoft_office365" do
+      expect(strategy.name).to eq(:microsoft_office365)
+    end
+  end
+
+  describe "#client_options" do
+    context "with defaults" do
+      it "uses correct site" do
+        expect(strategy.client.site).to eq("https://login.microsoftonline.com")
+      end
+
+      it "uses correct authorize_url" do
+        expect(strategy.client.authorize_url).to eq("https://login.microsoftonline.com/common/oauth2/v2.0/authorize")
+      end
+
+      it "uses correct token_url" do
+        expect(strategy.client.token_url).to eq("https://login.microsoftonline.com/common/oauth2/v2.0/token")
+      end
+    end
+
+    context "with customized client options" do
+      let(:options) do
+        {
+          client_options: {
+            'site'          => 'https://example.com',
+            'authorize_url' => 'https://example.com/authorize',
+            'token_url'     => 'https://example.com/token',
+          }
+        }
+      end
+
+      it "uses customized site" do
+        expect(strategy.client.site).to eq("https://example.com")
+      end
+
+      it "uses customized authorize_url" do
+        expect(strategy.client.authorize_url).to eq("https://example.com/authorize")
+      end
+
+      it "uses customized token_url" do
+        expect(strategy.client.token_url).to eq("https://example.com/token")
+      end
+    end
+  end
+
+  describe "#authorize_params" do
+    let(:options) do
+      { authorize_params: { foo: "bar", baz: "zip" } }
+    end
+
+    it "uses correct scope and allows to customize authorization parameters" do
+      expect(strategy.authorize_params).to match(
+        "scope" => "openid email profile https://outlook.office.com/contacts.read",
+        "foo" => "bar",
+        "baz" => "zip",
+        "state" => /\A\h{48}\z/
+      )
+    end
+  end
+
+end

spec/spec_helper.rb

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+$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
+require "pry"
+require 'omniauth-microsoft-office365'
+
+RSpec.configure do |config|
+  config.mock_with :rspec do |mocks|
+    mocks.verify_partial_doubles = true
+  end
+
+  config.disable_monkey_patching!
+  config.expose_dsl_globally = false
+  config.profile_examples = 3
+  config.order = :random
+  Kernel.srand config.seed
+end