Merge pull request #3 from cbdr/exception

Raises Cortex::Exceptions::ConnectionFailed

Author: Casao

.gitignore

@@ -1,3 +1,4 @@
 .bundle/
 .idea/
 .ruby-version
+Gemfile.lock

Gemfile.lock

@@ -6,7 +6,7 @@ Gem::Specification.new do |s|
   s.version       = Cortex::VERSION
   s.summary       = 'Cortex API Client'
   s.homepage      = 'https://github.com/cb-talent-development/cortex-client'
-  s.authors       = ['Bennett Goble']
+  s.authors       = ['Bennett Goble', 'Colin Ewen']
   s.license       = 'MIT'
 
   s.files         = `git ls-files`.split($/).reject { |f| f == '.gitignore' }
@@ -20,4 +20,5 @@ Gem::Specification.new do |s|
   s.add_dependency 'faraday', '~> 0.9'
   s.add_dependency 'faraday_middleware', '~> 0.9.0'
   s.add_dependency 'oauth2', '~>0.9'
+  s.add_dependency 'cortex-exceptions', '~> 0.0.4'
 end

cortex-client.gemspec

@@ -5,6 +5,7 @@
 require 'cortex/users'
 require 'cortex/result'
 require 'oauth2'
+require 'cortex/exceptions'
 
 module Cortex
   class Client
@@ -30,8 +31,12 @@ def initialize(hasharg)
     end
 
     def get_cc_token
-      client = OAuth2::Client.new(@key, @secret, site: @base_url)
-      client.client_credentials.get_token
+      begin
+        client = OAuth2::Client.new(@key, @secret, site: @base_url)
+        client.client_credentials.get_token
+      rescue Faraday::ConnectionFailed
+        raise Cortex::Exceptions::ConnectionFailed.new(base_url: @base_url)
+      end
     end
   end
 end

lib/cortex/client.rb

@@ -1,5 +1,6 @@
 require 'faraday'
 require 'faraday_middleware'
+require 'cortex/faraday_middleware'
 
 module Cortex
   module Connection
@@ -16,6 +17,7 @@ def connection
       end
 
       Faraday.new options do |conn|
+        conn.use Cortex::FaradayMiddleware
         conn.request :oauth2, access_token.is_a?(OAuth2::AccessToken) ? access_token.token : access_token
         conn.request :json
         conn.response :json, :content_type => /\bjson$/

lib/cortex/connection.rb

@@ -0,0 +1,14 @@
+require 'faraday'
+require 'faraday_middleware'
+
+module Cortex
+  class FaradayMiddleware < Faraday::Middleware
+    def call(env)
+      begin
+        @app.call(env)
+      rescue Faraday::ConnectionFailed
+        raise Cortex::Exceptions::ConnectionFailed.new(base_url: env[:url])
+      end
+    end
+  end
+end