bump rubocop and pronto-rubocop

make some refactorings for new cops

.rubocop.yml

@@ -1,10 +1,12 @@
 AllCops:
-  RunRailsCops: true
   Exclude:
     - "bin/**/*"
     - "test/dummy/bin/**/*"
     - "test/dummy/db/**/*"
 
+Rails:
+  Enabled: true
+
 # Commonly used screens these days easily fit more than 80 characters.
 Metrics/LineLength:
   Max: 120
@@ -19,6 +21,8 @@ Metrics/MethodLength:
 # The guiding principle of classes is SRP, SRP can't be accurately measured by LoC
 Metrics/ClassLength:
   Max: 1500
+Metrics/ModuleLength:
+  Max: 1500
 
 # No space makes the method definition shorter and differentiates
 # from a regular assignment.
@@ -144,10 +148,6 @@ Style/DotPosition:
 
 
 # diaspora_federation rules
-Rails/TimeZone:
-  Exclude:
-    - "spec/**/*"
-
 Metrics/CyclomaticComplexity:
   Max: 10
 Metrics/PerceivedComplexity:
@@ -157,8 +157,9 @@ Metrics/AbcSize:
   Exclude:
     - "lib/diaspora_federation/test/factories.rb"
 
-Metrics/ModuleLength:
+Rails/TimeZone:
-  Max: 1500
+  Exclude:
+    - "spec/lib/**/*"
 
 Style/SingleLineMethods:
   Exclude:

Gemfile

@@ -17,9 +17,9 @@ end
 
 group :development do
   # code style
-  gem "rubocop",        "0.35.1"
+  gem "rubocop",        "0.36.0"
   gem "pronto",         "0.5.3"
-  gem "pronto-rubocop", "0.5.0", require: false
+  gem "pronto-rubocop", "0.5.2", require: false
 
   # debugging
   gem "pry"

Gemfile.lock

@@ -55,8 +55,6 @@ GEM
     addressable (2.3.8)
     arel (6.0.3)
     ast (2.2.0)
-    astrolabe (1.3.1)
-      parser (~> 2.2)
     builder (3.2.2)
     byebug (8.2.1)
     codeclimate-test-reporter (0.4.8)
@@ -156,9 +154,9 @@ GEM
       octokit (~> 4.1.0)
       rugged (~> 0.23.0)
       thor (~> 0.19.0)
-    pronto-rubocop (0.5.0)
+    pronto-rubocop (0.5.2)
       pronto (~> 0.5.0)
-      rubocop (~> 0.35.0)
+      rubocop (~> 0.36.0)
     pry (0.10.3)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -223,13 +221,11 @@ GEM
       rspec-mocks (~> 3.4.0)
       rspec-support (~> 3.4.0)
     rspec-support (3.4.1)
-    rubocop (0.35.1)
+    rubocop (0.36.0)
-      astrolabe (~> 1.3)
+      parser (>= 2.3.0.0, < 3.0)
-      parser (>= 2.2.3.0, < 3.0)
       powerpack (~> 0.1)
       rainbow (>= 1.99.1, < 3.0)
       ruby-progressbar (~> 1.7)
-      tins (<= 1.6.0)
     ruby-progressbar (1.7.5)
     rugged (0.23.3)
     safe_yaml (1.0.4)
@@ -263,7 +259,6 @@ GEM
     terminal-table (1.5.2)
     thor (0.19.1)
     thread_safe (0.3.5)
-    tins (1.6.0)
     typhoeus (1.0.1)
       ethon (>= 0.8.0)
     tzinfo (1.2.2)
@@ -293,13 +288,13 @@ DEPENDENCIES
   logging-rails (= 0.5.0)
   nyan-cat-formatter
   pronto (= 0.5.3)
-  pronto-rubocop (= 0.5.0)
+  pronto-rubocop (= 0.5.2)
   pry
   pry-byebug
   pry-debundle
   rspec-collection_matchers (~> 1.1.2)
   rspec-rails (~> 3.4.0)
-  rubocop (= 0.35.1)
+  rubocop (= 0.36.0)
   simplecov (= 0.11.1)
   simplecov-rcov (= 0.2.3)
   spring

app/controllers/diaspora_federation/webfinger_controller.rb

@@ -45,14 +45,14 @@ module DiasporaFederation
       end
     end
 
-    private
-
     # creates the host-meta xml with the configured server_uri and caches it
     # @return [String] XML string
     def self.host_meta_xml
       @host_meta_xml ||= Discovery::HostMeta.from_base_url(DiasporaFederation.server_uri.to_s).to_xml
     end
 
+    private
+
     def find_person_webfinger(query)
       DiasporaFederation.callbacks.trigger(:fetch_person_for_webfinger, query.strip.downcase.sub("acct:", ""))
     end

lib/diaspora_federation/discovery/h_card.rb

@@ -121,7 +121,7 @@ module DiasporaFederation
         photo_small:  ".entity_photo_small .photo[src]",
         key:          ".key",
         searchable:   ".searchable"
-      }
+      }.freeze
 
       # Create the HTML string from the current HCard instance
       # @return [String] HTML string
@@ -209,13 +209,13 @@ module DiasporaFederation
       #
       # @param container [Nokogiri::XML::Element] parent element for added property HTML
       # @param name [Symbol] property name
-      # @param block [Proc] block returning an element
+      # @yield [Nokogiri::HTML::Builder] html builder
-      def add_property(container, name, &block)
+      def add_property(container, name)
         Nokogiri::HTML::Builder.with(container) do |html|
           html.dl(class: "entity_#{name}") {
             html.dt(name.to_s.capitalize)
             html.dd {
-              block.call(html)
+              yield html
             }
           }
         end

lib/diaspora_federation/discovery/host_meta.rb

@@ -26,7 +26,7 @@ module DiasporaFederation
       end
 
       # URL fragment to append to the base URL
-      WEBFINGER_SUFFIX = "/webfinger?q={uri}"
+      WEBFINGER_SUFFIX = "/webfinger?q={uri}".freeze
 
       # Returns the WebFinger URL that was used to build this instance (either from
       # xml or by giving a base URL).

lib/diaspora_federation/discovery/web_finger.rb

@@ -104,35 +104,35 @@ module DiasporaFederation
       property :public_key
 
       # +hcard_url+ link relation
-      REL_HCARD = "http://microformats.org/profile/hcard"
+      REL_HCARD = "http://microformats.org/profile/hcard".freeze
 
       # +seed_url+ link relation
-      REL_SEED = "http://joindiaspora.com/seed_location"
+      REL_SEED = "http://joindiaspora.com/seed_location".freeze
 
       # @deprecated This should be a +Property+ or moved to the +hCard+, but +Link+
       #   is inappropriate according to the specification (will affect older
       #   Diaspora* installations).
       # +guid+ link relation
-      REL_GUID = "http://joindiaspora.com/guid"
+      REL_GUID = "http://joindiaspora.com/guid".freeze
 
       # +profile_url+ link relation.
       # @note This might just as well be an +Alias+ instead of a +Link+.
-      REL_PROFILE = "http://webfinger.net/rel/profile-page"
+      REL_PROFILE = "http://webfinger.net/rel/profile-page".freeze
 
       # +atom_url+ link relation
-      REL_ATOM = "http://schemas.google.com/g/2010#updates-from"
+      REL_ATOM = "http://schemas.google.com/g/2010#updates-from".freeze
 
       # +salmon_url+ link relation
-      REL_SALMON = "salmon"
+      REL_SALMON = "salmon".freeze
 
       # +subscribe_url+ link relation
-      REL_SUBSCRIBE = "http://ostatus.org/schema/1.0/subscribe"
+      REL_SUBSCRIBE = "http://ostatus.org/schema/1.0/subscribe".freeze
 
       # @deprecated This should be a +Property+ or moved to the +hcard+, but +Link+
       #   is inappropriate according to the specification (will affect older
       #   Diaspora* installations).
       # +pubkey+ link relation
-      REL_PUBKEY = "diaspora-public-key"
+      REL_PUBKEY = "diaspora-public-key".freeze
 
       # Create the XML string from the current WebFinger instance
       # @return [String] XML string

lib/diaspora_federation/discovery/xrd_document.rb

@@ -29,13 +29,13 @@ module DiasporaFederation
     # @see http://docs.oasis-open.org/xri/xrd/v1.0/xrd-1.0.html Extensible Resource Descriptor (XRD) Version 1.0
     class XrdDocument
       # xml namespace url
-      XMLNS = "http://docs.oasis-open.org/ns/xri/xrd-1.0"
+      XMLNS = "http://docs.oasis-open.org/ns/xri/xrd-1.0".freeze
 
       # +Link+ element attributes
-      LINK_ATTRS = %i(rel type href template)
+      LINK_ATTRS = %i(rel type href template).freeze
 
       # format string for datetime (+Expires+ element)
-      DATETIME_FORMAT = "%Y-%m-%dT%H:%M:%SZ"
+      DATETIME_FORMAT = "%Y-%m-%dT%H:%M:%SZ".freeze
 
       # The <Expires> element contains a time value which specifies the instant at
       # and after which the document has expired and SHOULD NOT be used.
@@ -107,7 +107,7 @@ module DiasporaFederation
 
       private
 
-      NS = {xrd: XMLNS}
+      NS = {xrd: XMLNS}.freeze
 
       def add_aliases_to(xml)
         @aliases.each do |a|

lib/diaspora_federation/salmon.rb

@@ -3,7 +3,7 @@ module DiasporaFederation
   # {http://www.salmon-protocol.org/ Salmon Protocol}.
   module Salmon
     # XML namespace url
-    XMLNS = "https://joindiaspora.com/protocol"
+    XMLNS = "https://joindiaspora.com/protocol".freeze
   end
 end
 

lib/diaspora_federation/salmon/aes.rb

@@ -3,7 +3,7 @@ module DiasporaFederation
     # class for AES encryption and decryption
     class AES
       # OpenSSL aes cipher definition
-      CIPHER = "AES-256-CBC"
+      CIPHER = "AES-256-CBC".freeze
 
       # generates a random AES key and initialization vector
       # @return [Hash] { key: "...", iv: "..." }

lib/diaspora_federation/salmon/magic_envelope.rb

@@ -25,19 +25,19 @@ module DiasporaFederation
       attr_reader :payload
 
       # encoding used for the payload data
-      ENCODING = "base64url"
+      ENCODING = "base64url".freeze
 
       # algorithm used for signing the payload data
-      ALGORITHM = "RSA-SHA256"
+      ALGORITHM = "RSA-SHA256".freeze
 
       # mime type describing the payload data
-      DATA_TYPE = "application/xml"
+      DATA_TYPE = "application/xml".freeze
 
       # digest instance used for signing
       DIGEST = OpenSSL::Digest::SHA256.new
 
       # XML namespace url
-      XMLNS = "http://salmon-protocol.org/ns/magic-env"
+      XMLNS = "http://salmon-protocol.org/ns/magic-env".freeze
 
       # Creates a new instance of MagicEnvelope.
       #
@@ -128,10 +128,7 @@ module DiasporaFederation
       #
       # @return [String] the signature
       def signature
-        subject = self.class.sig_subject([@payload,
+        subject = MagicEnvelope.send(:sig_subject, [@payload, DATA_TYPE, ENCODING, ALGORITHM])
-                                          DATA_TYPE,
-                                          ENCODING,
-                                          ALGORITHM])
         @rsa_privkey.sign(DIGEST, subject)
       end
 
@@ -168,6 +165,7 @@ module DiasporaFederation
       def self.sig_subject(data_arr)
         data_arr.map {|i| Base64.urlsafe_encode64(i) }.join(".")
       end
+      private_class_method :sig_subject
 
       # @param [Nokogiri::XML::Element] magic_env magic envelope XML
       # @return [Boolean]

lib/diaspora_federation/salmon/slap.rb

@@ -34,7 +34,7 @@ module DiasporaFederation
       attr_accessor :author_id
 
       # Namespaces
-      NS = {d: Salmon::XMLNS, me: MagicEnvelope::XMLNS}
+      NS = {d: Salmon::XMLNS, me: MagicEnvelope::XMLNS}.freeze
 
       # Returns new instance of the Entity that is contained within the XML of
       # this Slap.

lib/diaspora_federation/salmon/xml_payload.rb

@@ -54,8 +54,6 @@ module DiasporaFederation
         populate_entity(klass, data)
       end
 
-      private
-
       # @param [Nokogiri::XML::Element] element
       def self.wrap_valid?(element)
         (element.name == "XML" && !element.at_xpath("post").nil? &&

lib/diaspora_federation/signing.rb

@@ -43,14 +43,13 @@ module DiasporaFederation
       validity
     end
 
-    private
-
     # @param [Hash] hash data to sign
     # @return [String] signature data string
     def self.signable_string(hash)
       hash.map {|name, value|
-        value.to_s unless name.match(/signature/)
+        value.to_s unless name =~ /signature/
       }.compact.join(";")
     end
+    private_class_method :signable_string
   end
 end

lib/diaspora_federation/test/factories.rb

@@ -132,7 +132,7 @@ module DiasporaFederation
             created_at { Time.now.utc }
             messages []
             diaspora_id
-            participant_ids { 3.times.map { generate(:diaspora_id) }.join(";") }
+            participant_ids { Array.new(3) { generate(:diaspora_id) }.join(";") }
           end
 
           factory :message_entity, class: DiasporaFederation::Entities::Message, parent: :relayable_entity do
@@ -179,7 +179,7 @@ module DiasporaFederation
           factory :poll_entity, class: DiasporaFederation::Entities::Poll do
             guid
             question { "Select an answer" }
-            poll_answers { 3.times.map { FactoryGirl.build(:poll_answer_entity) } }
+            poll_answers { Array.new(3) { FactoryGirl.build(:poll_answer_entity) } }
           end
 
           factory :poll_participation_entity,

lib/diaspora_federation/version.rb

@@ -1,4 +1,4 @@
 module DiasporaFederation
   # the gem version
-  VERSION = "0.0.11"
+  VERSION = "0.0.11".freeze
 end

spec/controllers/diaspora_federation/h_card_controller_spec.rb

@@ -25,9 +25,10 @@ module DiasporaFederation
       end
 
       it "calls the fetch_person_for_hcard callback" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_person_for_hcard, alice.guid)
+          :fetch_person_for_hcard, alice.guid
-                                                  .and_call_original
+        ).and_call_original
+
         get :hcard, "guid" => alice.guid
       end
     end

spec/controllers/diaspora_federation/receive_controller_spec.rb

@@ -9,16 +9,14 @@ module DiasporaFederation
       end
 
       it "returns a 202 if queued correctly" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(:queue_public_receive, "<diaspora/>")
-                                                  .with(:queue_public_receive, "<diaspora/>")
 
         post :public, xml: "<diaspora/>"
         expect(response.code).to eq("202")
       end
 
       it "unescapes the xml before sending it to the callback" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(:queue_public_receive, "<diaspora/>")
-                                                  .with(:queue_public_receive, "<diaspora/>")
 
         post :public, xml: CGI.escape("<diaspora/>")
       end
@@ -26,9 +24,9 @@ module DiasporaFederation
 
     describe "POST #private" do
       it "return a 404 if not queued successfully (unknown user guid)" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:queue_private_receive, "any-guid", "<diaspora/>")
+          :queue_private_receive, "any-guid", "<diaspora/>"
-                                                  .and_return(false)
+        ).and_return(false)
 
         post :private, guid: "any-guid", xml: "<diaspora/>"
         expect(response.code).to eq("404")
@@ -40,18 +38,18 @@ module DiasporaFederation
       end
 
       it "returns a 202 if the callback returned true" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:queue_private_receive, "any-guid", "<diaspora/>")
+          :queue_private_receive, "any-guid", "<diaspora/>"
-                                                  .and_return(true)
+        ).and_return(true)
 
         post :private, guid: "any-guid", xml: "<diaspora/>"
         expect(response.code).to eq("202")
       end
 
       it "unescapes the xml before sending it to the callback" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:queue_private_receive, "any-guid", "<diaspora/>")
+          :queue_private_receive, "any-guid", "<diaspora/>"
-                                                  .and_return(true)
+        ).and_return(true)
 
         post :private, guid: "any-guid", xml: CGI.escape("<diaspora/>")
       end

spec/controllers/diaspora_federation/webfinger_controller_spec.rb

@@ -59,9 +59,10 @@ module DiasporaFederation
       end
 
       it "calls the fetch_person_for_webfinger callback" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_person_for_webfinger, "alice@localhost:3000")
+          :fetch_person_for_webfinger, "alice@localhost:3000"
-                                                  .and_call_original
+        ).and_call_original
+
         get :legacy_webfinger, "q" => "acct:alice@localhost:3000"
       end
     end

spec/lib/diaspora_federation/entities/relayable_retraction_spec.rb

@@ -23,16 +23,13 @@ XML
       let(:hash) { FactoryGirl.attributes_for(:relayable_retraction_entity) }
 
       it "updates author signature when it was nil and key was supplied" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(
+          :fetch_entity_author_id_by_guid, hash[:target_type], hash[:target_guid]
-                                                    :fetch_entity_author_id_by_guid,
+        ).and_return(hash[:diaspora_id])
-                                                    hash[:target_type],
+
-                                                    hash[:target_guid]
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  )
+          :fetch_private_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(hash[:diaspora_id])
+        ).and_return(author_pkey)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
-                                                  .with(:fetch_private_key_by_diaspora_id, hash[:diaspora_id])
-                                                  .and_return(author_pkey)
 
         Entities::RelayableRetraction.update_signatures!(hash)
 
@@ -43,16 +40,13 @@ XML
       end
 
       it "updates parent author signature when it was nil, key was supplied and sender is not author of the target" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(
+          :fetch_entity_author_id_by_guid, hash[:target_type], hash[:target_guid]
-                                                    :fetch_entity_author_id_by_guid,
+        ).and_return(FactoryGirl.generate(:diaspora_id))
-                                                    hash[:target_type],
+
-                                                    hash[:target_guid]
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  )
+          :fetch_private_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(FactoryGirl.generate(:diaspora_id))
+        ).and_return(author_pkey)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
-                                                  .with(:fetch_private_key_by_diaspora_id, hash[:diaspora_id])
-                                                  .and_return(author_pkey)
 
         Entities::RelayableRetraction.update_signatures!(hash)
 
@@ -71,12 +65,13 @@ XML
       end
 
       it "doesn't change signatures if keys weren't supplied" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_private_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_private_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(nil)
+        ).and_return(nil)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                  .with(:fetch_entity_author_id_by_guid, "Comment", hash[:target_guid])
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .and_return(hash[:diaspora_id])
+          :fetch_entity_author_id_by_guid, "Comment", hash[:target_guid]
+        ).and_return(hash[:diaspora_id])
 
         Entities::RelayableRetraction.update_signatures!(hash)
         expect(hash[:target_author_signature]).to eq(nil)

spec/lib/diaspora_federation/entities/relayable_spec.rb

@@ -19,25 +19,25 @@ module DiasporaFederation
         hash[:author_signature] = Signing.sign_with_key(hash, author_pkey)
         hash[:parent_author_signature] = Signing.sign_with_key(hash, parent_pkey)
 
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_public_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_public_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(author_pkey.public_key)
+        ).and_return(author_pkey.public_key)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                  .with(
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                    :fetch_author_public_key_by_entity_guid,
+          :fetch_author_public_key_by_entity_guid, "Post", hash[:parent_guid]
-                                                    "Post",
+        ).and_return(parent_pkey.public_key)
-                                                    hash[:parent_guid]
+
-                                                  )
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .and_return(parent_pkey.public_key)
+          :entity_author_is_local?, "Post", hash[:parent_guid]
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        ).and_return(false)
-                                                  .with(:entity_author_is_local?, "Post", hash[:parent_guid])
+
-                                                  .and_return(false)
         expect { Entities::Relayable.verify_signatures(hash, SomeRelayable) }.not_to raise_error
       end
 
       it "raises when no public key for author was fetched" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger).with(:fetch_public_key_by_diaspora_id, anything)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .and_return(nil)
+          :fetch_public_key_by_diaspora_id, anything
+        ).and_return(nil)
 
         expect { Entities::Relayable.verify_signatures(hash, SomeRelayable) }.to raise_error(
           Entities::Relayable::SignatureVerificationFailed
@@ -47,9 +47,10 @@ module DiasporaFederation
       it "raises when bad author signature was passed" do
         hash[:author_signature] = nil
 
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_public_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_public_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(author_pkey.public_key)
+        ).and_return(author_pkey.public_key)
+
         expect { Entities::Relayable.verify_signatures(hash, SomeRelayable) }.to raise_error(
           Entities::Relayable::SignatureVerificationFailed
         )
@@ -58,19 +59,18 @@ module DiasporaFederation
       it "raises when no public key for parent author was fetched" do
         hash[:author_signature] = Signing.sign_with_key(hash, author_pkey)
 
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_public_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_public_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(author_pkey.public_key)
+        ).and_return(author_pkey.public_key)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                  .with(
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                    :fetch_author_public_key_by_entity_guid,
+          :fetch_author_public_key_by_entity_guid, "Post", hash[:parent_guid]
-                                                    "Post",
+        ).and_return(nil)
-                                                    hash[:parent_guid]
+
-                                                  )
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .and_return(nil)
+          :entity_author_is_local?, "Post", hash[:parent_guid]
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        ).and_return(false)
-                                                  .with(:entity_author_is_local?, "Post", hash[:parent_guid])
+
-                                                  .and_return(false)
         expect { Entities::Relayable.verify_signatures(hash, SomeRelayable) }.to raise_error(
           Entities::Relayable::SignatureVerificationFailed
         )
@@ -80,19 +80,18 @@ module DiasporaFederation
         hash[:author_signature] = Signing.sign_with_key(hash, author_pkey)
         hash[:parent_author_signature] = nil
 
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_public_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_public_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(author_pkey.public_key)
+        ).and_return(author_pkey.public_key)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                  .with(
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                    :fetch_author_public_key_by_entity_guid,
+          :fetch_author_public_key_by_entity_guid, "Post", hash[:parent_guid]
-                                                    "Post",
+        ).and_return(parent_pkey.public_key)
-                                                    hash[:parent_guid]
+
-                                                  )
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .and_return(parent_pkey.public_key)
+          :entity_author_is_local?, "Post", hash[:parent_guid]
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        ).and_return(false)
-                                                  .with(:entity_author_is_local?, "Post", hash[:parent_guid])
+
-                                                  .and_return(false)
         expect { Entities::Relayable.verify_signatures(hash, SomeRelayable) }.to raise_error(
           Entities::Relayable::SignatureVerificationFailed
         )
@@ -102,28 +101,27 @@ module DiasporaFederation
         hash[:author_signature] = Signing.sign_with_key(hash, author_pkey)
         hash[:parent_author_signature] = nil
 
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_public_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_public_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(author_pkey.public_key)
+        ).and_return(author_pkey.public_key)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                  .with(:entity_author_is_local?, "Post", hash[:parent_guid])
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .and_return(true)
+          :entity_author_is_local?, "Post", hash[:parent_guid]
+        ).and_return(true)
+
         expect { Entities::Relayable.verify_signatures(hash, SomeRelayable) }.not_to raise_error
       end
     end
 
     describe ".update_singatures!" do
       it "updates signatures when they were nil and keys were supplied" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_private_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_private_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(author_pkey)
+        ).and_return(author_pkey)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                  .with(
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                    :fetch_author_private_key_by_entity_guid,
+          :fetch_author_private_key_by_entity_guid, "Post", hash[:parent_guid]
-                                                    "Post",
+        ).and_return(parent_pkey)
-                                                    hash[:parent_guid]
-                                                  )
-                                                  .and_return(parent_pkey)
 
         Entities::Relayable.update_signatures!(hash, SomeRelayable)
         expect(Signing.verify_signature(hash, hash[:author_signature], author_pkey)).to be_truthy
@@ -140,16 +138,13 @@ module DiasporaFederation
       end
 
       it "doesn't change signatures if keys weren't supplied" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_private_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_private_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(nil)
+        ).and_return(nil)
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                  .with(
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                    :fetch_author_private_key_by_entity_guid,
+          :fetch_author_private_key_by_entity_guid, "Post", hash[:parent_guid]
-                                                    "Post",
+        ).and_return(nil)
-                                                    hash[:parent_guid]
-                                                  )
-                                                  .and_return(nil)
 
         Entities::Relayable.update_signatures!(hash, SomeRelayable)
         expect(hash[:author_signature]).to eq(nil)

spec/lib/diaspora_federation/entities/signed_retraction_spec.rb

@@ -22,9 +22,9 @@ XML
       let(:hash) { FactoryGirl.attributes_for(:signed_retraction_entity) }
 
       it "updates author signature when it was nil and key was supplied" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_private_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_private_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(author_pkey)
+        ).and_return(author_pkey)
 
         signable_hash = hash.select do |key, _|
           %i(target_guid target_type).include?(key)
@@ -44,9 +44,9 @@ XML
       end
 
       it "doesn't change signature if a key wasn't supplied" do
-        expect(DiasporaFederation.callbacks).to receive(:trigger)
+        expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                  .with(:fetch_private_key_by_diaspora_id, hash[:diaspora_id])
+          :fetch_private_key_by_diaspora_id, hash[:diaspora_id]
-                                                  .and_return(nil)
+        ).and_return(nil)
 
         Entities::SignedRetraction.update_signatures!(hash)
         expect(hash[:author_signature]).to eq(nil)

spec/lib/diaspora_federation/federation/receiver/private_spec.rb

@@ -9,20 +9,19 @@ module DiasporaFederation
     }
 
     it "calls save_entity_after_receive if everything is fine" do
-      expect(DiasporaFederation.callbacks).to receive(:trigger)
+      expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                .with(:fetch_public_key_by_diaspora_id, sender_id)
+        :fetch_public_key_by_diaspora_id, sender_id
-                                                .and_return(sender_key)
+      ).and_return(sender_key)
 
-      expect(DiasporaFederation.callbacks).to receive(:trigger)
+      expect(DiasporaFederation.callbacks).to receive(:trigger).with(:save_entity_after_receive, kind_of(Entity))
-                                                .with(:save_entity_after_receive, kind_of(Entity))
 
       described_class.new(xml, recipient_key).receive!
     end
 
     it "raises when sender public key is not available" do
-      expect(DiasporaFederation.callbacks).to receive(:trigger)
+      expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                .with(:fetch_public_key_by_diaspora_id, sender_id)
+        :fetch_public_key_by_diaspora_id, sender_id
-                                                .and_return(nil)
+      ).and_return(nil)
 
       expect {
         described_class.new(xml, recipient_key).receive!

spec/lib/diaspora_federation/federation/receiver/public_spec.rb

@@ -11,19 +11,19 @@ module DiasporaFederation
     }
 
     it "calls save_entity_after_receive if everything is fine" do
-      expect(DiasporaFederation.callbacks).to receive(:trigger)
+      expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                .with(:fetch_public_key_by_diaspora_id, sender_id)
+        :fetch_public_key_by_diaspora_id, sender_id
-                                                .and_return(sender_key)
+      ).and_return(sender_key)
-      expect(DiasporaFederation.callbacks).to receive(:trigger)
+
-                                                .with(:save_entity_after_receive, kind_of(Entity))
+      expect(DiasporaFederation.callbacks).to receive(:trigger).with(:save_entity_after_receive, kind_of(Entity))
 
       described_class.new(xml).receive!
     end
 
     it "raises when sender public key is not available" do
-      expect(DiasporaFederation.callbacks).to receive(:trigger)
+      expect(DiasporaFederation.callbacks).to receive(:trigger).with(
-                                                .with(:fetch_public_key_by_diaspora_id, sender_id)
+        :fetch_public_key_by_diaspora_id, sender_id
-                                                .and_return(nil)
+      ).and_return(nil)
 
       expect {
         described_class.new(xml).receive!

spec/lib/diaspora_federation/federation/sender/hydra_wrapper_spec.rb

@@ -16,9 +16,9 @@ module DiasporaFederation
     describe "#insert_job" do
       it "queues a request to hydra" do
         expect(hydra).to receive(:queue).with(kind_of(Typhoeus::Request))
-        expect(Typhoeus::Request).to receive(:new)
+        expect(Typhoeus::Request).to receive(:new).with(
-                                       .with(url, Federation::Sender::HydraWrapper.hydra_opts.merge(body: {xml: xml}))
+          url, Federation::Sender::HydraWrapper.hydra_opts.merge(body: {xml: xml})
-                                       .and_call_original
+        ).and_call_original
 
         hydra_wrapper.insert_job(url, xml)
       end

spec/lib/diaspora_federation/signing_spec.rb

@@ -37,7 +37,7 @@ RSA
 
     describe ".signable_string" do
       it "forms correct string for a hash" do
-        expect(Signing.signable_string(hash)).to eq("1;2;3;4")
+        expect(Signing.send(:signable_string, hash)).to eq("1;2;3;4")
       end
     end
 

spec/lib/diaspora_federation/validators/conversation_validator_spec.rb

@@ -17,8 +17,8 @@ module DiasporaFederation
       # must not contain more than 20 participant handles
       it_behaves_like "a property with a value validation/restriction" do
         let(:property) { :participant_ids }
-        let(:wrong_values) { [21.times.map { FactoryGirl.generate(:diaspora_id) }.join(";")] }
+        let(:wrong_values) { [Array.new(21) { FactoryGirl.generate(:diaspora_id) }.join(";")] }
-        let(:correct_values) { [20.times.map { FactoryGirl.generate(:diaspora_id) }.join(";")] }
+        let(:correct_values) { [Array.new(20) { FactoryGirl.generate(:diaspora_id) }.join(";")] }
       end
     end
   end

spec/lib/diaspora_federation/validators/rules/diaspora_id_count_spec.rb

@@ -1,5 +1,5 @@
 describe Validation::Rule::DiasporaIdCount do
-  let(:id_str) { 3.times.map { FactoryGirl.generate(:diaspora_id) }.join(";") }
+  let(:id_str) { Array.new(3) { FactoryGirl.generate(:diaspora_id) }.join(";") }
 
   it "requires a parameter" do
     validator = Validation::Validator.new({})

spec/support/shared_validator_specs.rb

@@ -2,7 +2,7 @@ def entity_stub(entity, data={})
   OpenStruct.new(FactoryGirl.attributes_for(entity).merge(data))
 end
 
-ALPHANUMERIC_RANGE = [*"0".."9", *"A".."Z", *"a".."z"]
+ALPHANUMERIC_RANGE = [*"0".."9", *"A".."Z", *"a".."z"].freeze
 
 def alphanumeric_string(length)
   Array.new(length) { ALPHANUMERIC_RANGE.sample }.join

test/dummy/config/initializers/diaspora_federation.rb

@@ -1,12 +1,12 @@
 require "diaspora_federation/discovery"
 
-if File.file?("/etc/ssl/certs/ca-certificates.crt")
+ca_file = if File.file?("/etc/ssl/certs/ca-certificates.crt")
             # For Debian, Ubuntu, Archlinux, Gentoo
-  ca_file = "/etc/ssl/certs/ca-certificates.crt"
+            "/etc/ssl/certs/ca-certificates.crt"
-else
+          else
             # For CentOS, Fedora
-  ca_file = "/etc/pki/tls/certs/ca-bundle.crt"
+            "/etc/pki/tls/certs/ca-bundle.crt"
-end
+          end
 
 # configure the federation engine
 DiasporaFederation.configure do |config|