Update dependencies, do not mask HTTP/OpenSSL exceptions, do not fallback to HTTP (#4)

if HTTPS is not available

.rubocop.yml

@@ -0,0 +1,100 @@
+AllCops:
+  TargetRubyVersion: 2.3
+  Exclude:
+  - 'spec/**/*'
+  - 'bin/*'
+  - 'Rakefile'
+  - 'vendor/**/*'
+
+Bundler/OrderedGems:
+  Enabled: false
+
+Layout/AccessModifierIndentation:
+  EnforcedStyle: indent
+
+Layout/EmptyLineAfterMagicComment:
+  Enabled: false
+
+Layout/SpaceInsideHashLiteralBraces:
+  EnforcedStyle: space
+
+Metrics/AbcSize:
+  Max: 100
+
+Metrics/BlockNesting:
+  Max: 3
+
+Metrics/ClassLength:
+  CountComments: false
+  Max: 200
+
+Metrics/CyclomaticComplexity:
+  Max: 15
+
+Metrics/LineLength:
+  AllowURI: true
+  Enabled: false
+
+Metrics/MethodLength:
+  CountComments: false
+  Max: 55
+
+Metrics/ModuleLength:
+  CountComments: false
+  Max: 200
+
+Metrics/ParameterLists:
+  Max: 4
+  CountKeywordArgs: true
+
+Metrics/PerceivedComplexity:
+  Max: 10
+
+Rails:
+  Enabled: true
+
+Rails/HasAndBelongsToMany:
+  Enabled: false
+
+Rails/SkipsModelValidations:
+  Enabled: false
+
+Style/ClassAndModuleChildren:
+  Enabled: false
+
+Style/CollectionMethods:
+  Enabled: true
+  PreferredMethods:
+    find_all: 'select'
+
+Style/Documentation:
+  Enabled: false
+
+Style/DoubleNegation:
+  Enabled: true
+
+Style/FrozenStringLiteralComment:
+  Enabled: true
+
+Style/GuardClause:
+  Enabled: false
+
+Style/Lambda:
+  Enabled: false
+
+Style/PercentLiteralDelimiters:
+  PreferredDelimiters:
+    '%i': '()'
+    '%w': '()'
+
+Style/PerlBackrefs:
+  AutoCorrect: false
+
+Style/RegexpLiteral:
+  Enabled: false
+
+Style/SymbolArray:
+  Enabled: false
+
+Style/TrailingCommaInLiteral:
+  EnforcedStyleForMultiline: 'comma'

.ruby-version

@@ -1,2 +1 @@
-2.2.4
-
+2.4.1

.travis.yml

@@ -1,6 +1,9 @@
 language: ruby
 cache: bundler
 
+notifications:
+  email: false
+
 rvm:
   - 2.3.1
   - 2.4.1

Gemfile.lock

@@ -1,10 +1,11 @@
 PATH
   remote: .
   specs:
-    goldfinger (1.2.0)
-      addressable (~> 2.4)
-      http (~> 2.0)
-      nokogiri (~> 1.6)
+    goldfinger (2.0.0)
+      addressable (~> 2.5)
+      http (~> 2.2)
+      nokogiri (~> 1.8)
+      oj (~> 3.0)
 
 GEM
   remote: https://rubygems.org/
@@ -20,39 +21,40 @@ GEM
     fuubar (2.2.0)
       rspec-core (~> 3.0)
       ruby-progressbar (~> 1.4)
-    hashdiff (0.3.2)
-    http (2.2.1)
+    hashdiff (0.3.4)
+    http (2.2.2)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
       http-form_data (~> 1.0.1)
       http_parser.rb (~> 0.6.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    http-form_data (1.0.1)
+    http-form_data (1.0.3)
     http_parser.rb (0.6.0)
     method_source (0.8.2)
-    mini_portile2 (2.1.0)
-    nokogiri (1.7.1)
-      mini_portile2 (~> 2.1.0)
+    mini_portile2 (2.2.0)
+    nokogiri (1.8.0)
+      mini_portile2 (~> 2.2.0)
+    oj (3.3.2)
     pry (0.10.4)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
     public_suffix (2.0.5)
     rake (12.0.0)
-    rspec (3.5.0)
-      rspec-core (~> 3.5.0)
-      rspec-expectations (~> 3.5.0)
-      rspec-mocks (~> 3.5.0)
-    rspec-core (3.5.4)
-      rspec-support (~> 3.5.0)
-    rspec-expectations (3.5.0)
+    rspec (3.6.0)
+      rspec-core (~> 3.6.0)
+      rspec-expectations (~> 3.6.0)
+      rspec-mocks (~> 3.6.0)
+    rspec-core (3.6.0)
+      rspec-support (~> 3.6.0)
+    rspec-expectations (3.6.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-mocks (3.5.0)
+      rspec-support (~> 3.6.0)
+    rspec-mocks (3.6.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-support (3.5.0)
+      rspec-support (~> 3.6.0)
+    rspec-support (3.6.0)
     ruby-progressbar (1.8.1)
     safe_yaml (1.0.4)
     slop (3.6.0)
@@ -68,7 +70,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  bundler (~> 1.3)
+  bundler (~> 1.15)
   fuubar
   goldfinger!
   pry (>= 0.10.3)
@@ -77,4 +79,4 @@ DEPENDENCIES
   webmock
 
 BUNDLED WITH
-   1.13.0
+   1.15.2

README.md

@@ -1,4 +1,4 @@
-Goldfinger, a Webfinger client for Ruby
+Goldfinger, a WebFinger client for Ruby
 =======================================
 
 [![Gem Version](http://img.shields.io/gem/v/goldfinger.svg)][gem]
@@ -9,7 +9,10 @@ Goldfinger, a Webfinger client for Ruby
 [travis]: https://travis-ci.org/tootsuite/goldfinger
 [gemnasium]: https://gemnasium.com/tootsuite/goldfinger
 
-A Webfinger client for Ruby. Supports `application/xrd+xml` and `application/jrd+json` responses. Raises `Goldfinger::NotFoundError` on failure to fetch the Webfinger or XRD data, or `Goldfinger::SSLError` if something is wrong with the HTTPS connection it uses.
+A WebFinger client for Ruby. Supports `application/xrd+xml` and `application/jrd+json` responses. Raises `Goldfinger::NotFoundError` on failure to fetch the Webfinger or XRD data, can also raise `HTTP:Error` or `OpenSSL::SSL::SSLError` if something is wrong with the HTTPS connection it uses.
+
+- **Does not** fall back to HTTP if HTTPS is not available
+- **Does** check host-meta XRD, but *only* if the standard WebFinger path yielded no result
 
 ## Installation
 
@@ -30,4 +33,4 @@ A Webfinger client for Ruby. Supports `application/xrd+xml` and `application/jrd
 
 ## RFC support
 
-The official Webfinger RFC is [7033](https://tools.ietf.org/html/rfc7033).
+The official WebFinger RFC is [7033](https://tools.ietf.org/html/rfc7033).

goldfinger.gemspec

@@ -1,12 +1,14 @@
+# frozen_string_literal: true
+
 Gem::Specification.new do |s|
   s.name                  = 'goldfinger'
-  s.version               = '1.2.1'
+  s.version               = '2.0.0'
   s.platform              = Gem::Platform::RUBY
-  s.required_ruby_version = '>= 2.0.0'
+  s.required_ruby_version = '>= 2.3.0'
   s.date                  = '2016-02-17'
-  s.summary               = "A Webfinger utility for Ruby"
-  s.description           = "A Webfinger utility for Ruby"
-  s.authors               = ["Eugen Rochko"]
+  s.summary               = 'A Webfinger utility for Ruby'
+  s.description           = 'A Webfinger utility for Ruby'
+  s.authors               = ['Eugen Rochko']
   s.email                 = 'eugen@zeonfederated.com'
   s.files                 = `git ls-files lib LICENSE README.md`.split($RS)
   s.homepage              = 'https://github.com/Gargron/goldfinger'
@@ -14,7 +16,8 @@ Gem::Specification.new do |s|
 
   s.add_dependency('http', '~> 2.2')
   s.add_dependency('addressable', '~> 2.5')
-  s.add_dependency('nokogiri', '~> 1.7')
+  s.add_dependency('nokogiri', '~> 1.8')
+  s.add_dependency('oj', '~> 3.0')
 
-  s.add_development_dependency('bundler', '~> 1.3')
+  s.add_development_dependency('bundler', '~> 1.15')
 end

lib/goldfinger.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'goldfinger/request'
 require 'goldfinger/link'
 require 'goldfinger/result'
@@ -11,9 +13,6 @@ module Goldfinger
   class NotFoundError < Error
   end
 
-  class SSLError < Error
-  end
-
   # Returns result for the Webfinger query
   #
   # @raise [Goldfinger::NotFoundError] Error raised when the Webfinger resource could not be retrieved

lib/goldfinger/client.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'addressable'
 require 'nokogiri'
 
@@ -10,24 +12,11 @@ module Goldfinger
     end
 
     def finger
-      ssl = true
+      response = perform_get(standard_url)
 
-      begin
-        response = perform_get(standard_url(ssl))
+      return finger_from_template if response.code != 200
 
-        return finger_from_template if response.code != 200
-
-        Goldfinger::Result.new(response)
-      rescue HTTP::Error
-        raise Goldfinger::NotFoundError unless ssl
-
-        ssl = false
-        retry
-      end
-    rescue HTTP::Error
-      raise Goldfinger::NotFoundError
-    rescue OpenSSL::SSL::SSLError
-      raise Goldfinger::SSLError
+      Goldfinger::Result.new(response)
     rescue Addressable::URI::InvalidURIError
       raise Goldfinger::NotFoundError, 'Invalid URI'
     end
@@ -35,16 +24,7 @@ module Goldfinger
     private
 
     def finger_from_template
-      ssl = true
-
-      begin
-        template = perform_get(url(ssl))
-      rescue HTTP::Error
-        raise Goldfinger::NotFoundError unless ssl
-
-        ssl = false
-        retry
-      end
+      template = perform_get(url)
 
       raise Goldfinger::NotFoundError, 'No host-meta on the server' if template.code != 200
 
@@ -55,12 +35,12 @@ module Goldfinger
       Goldfinger::Result.new(response)
     end
 
-    def url(ssl = true)
-      "http#{'s' if ssl}://#{domain}/.well-known/host-meta"
+    def url
+      "https://#{domain}/.well-known/host-meta"
     end
 
-    def standard_url(ssl = true)
-      "http#{'s' if ssl}://#{domain}/.well-known/webfinger?resource=#{@uri}"
+    def standard_url
+      "https://#{domain}/.well-known/webfinger?resource=#{@uri}"
     end
 
     def url_from_template(template)

lib/goldfinger/link.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Goldfinger
   # @!attribute [r] href
   #   @return [String] The href the link points to

lib/goldfinger/request.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'http'
 require 'addressable'
 

lib/goldfinger/result.rb

@@ -1,13 +1,23 @@
+# frozen_string_literal: true
+
+require 'oj'
+
 module Goldfinger
+  # @!attribute [r] subject
+  #   @return [String] URI that identifies the entity that the JRD describes.
+  # @!attribute [r] aliases
+  #   @return [Array] Zero or more URI strings that identify the same entity as the "subject" URI.
   class Result
     MIME_TYPES = [
       'application/jrd+json',
       'application/json',
       'application/xrd+xml',
       'application/xml',
-      'text/xml'
+      'text/xml',
     ].freeze
 
+    attr_reader :subject, :aliases
+
     def initialize(response)
       @mime_type  = response.mime_type
       @body       = response.body
@@ -19,20 +29,6 @@ module Goldfinger
       parse
     end
 
-    # The value of the "subject" member is a URI that identifies the entity
-    # that the JRD describes.
-    # @return [String]
-    def subject
-      @subject
-    end
-
-    # The "aliases" array is an array of zero or more URI strings that
-    # identify the same entity as the "subject" URI.
-    # @return [Array]
-    def aliases
-      @aliases
-    end
-
     # The "properties" object comprises zero or more name/value pairs whose
     # names are URIs (referred to as "property identifiers") and whose
     # values are strings or nil.
@@ -78,7 +74,7 @@ module Goldfinger
     end
 
     def parse_json
-      json = JSON.parse(@body)
+      json = Oj.load(@body, mode: :null)
 
       @subject    = json['subject']
       @aliases    = json['aliases'] || []
@@ -94,7 +90,7 @@ module Goldfinger
       xml = Nokogiri::XML(@body)
 
       @subject = xml.at_xpath('//xmlns:Subject').content
-      @aliases = xml.xpath('//xmlns:Alias').map { |a| a.content }
+      @aliases = xml.xpath('//xmlns:Alias').map(&:content)
 
       properties = xml.xpath('/xmlns:XRD/xmlns:Property')
       properties.each { |prop| @properties[prop.attribute('type').value] = prop.attribute('nil') ? nil : prop.content }

lib/goldfinger/utils.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Goldfinger
   module Utils
     def perform_get(path, options = {})

spec/goldfinger/client_spec.rb

@@ -27,14 +27,8 @@ describe Goldfinger::Client do
 
       subject { Goldfinger::Client.new('acct:gargron@quitter.no') }
 
-      it 'returns a result' do
-        expect(subject.finger).to be_instance_of Goldfinger::Result
-      end
-
-      it 'performs two HTTP requests' do
-        subject.finger
-        expect(a_request(:get, 'https://quitter.no/.well-known/webfinger?resource=acct:gargron@quitter.no')).to have_been_made.once
-        expect(a_request(:get, 'http://quitter.no/.well-known/webfinger?resource=acct:gargron@quitter.no')).to have_been_made.once
+      it 'raises an error' do
+        expect { subject.finger }.to raise_error HTTP::Error
       end
     end
   end
@@ -51,7 +45,7 @@ describe Goldfinger::Client do
       subject { Goldfinger::Client.new('acct:gargron@quitter.no') }
 
       it 'raises an error' do
-        expect { subject.finger }.to raise_error(Goldfinger::NotFoundError)
+        expect { subject.finger }.to raise_error(HTTP::Error)
       end
     end
   end