basic receive cleanup

app/models/person.rb

@@ -122,7 +122,7 @@ class Person
    (person.nil? || person.remote?) ? nil : person
   end
 
-  def self.build_from_webfinger(profile, hcard)
+  def self.create_from_webfinger(profile, hcard)
     return nil if profile.nil? || !profile.valid_diaspora_profile?
     new_person = Person.new
     new_person.exported_key = profile.public_key

app/models/post.rb

@@ -64,6 +64,20 @@ class Post
     user.people_in_aspects(user.aspects_with_post(self.id))
   end
 
+  def receive(postzord)
+    xml_author = object.diaspora_handle
+    if (postzord.salmon_author.diaspora_handle != xml_author)
+      Rails.logger.info("event=receive status=abort reason='author in xml does not match retrieved person' payload_type=#{object.class} recipient=#{self.diaspora_handle} sender=#{salmon_author.diaspora_handle}")
+      return nil
+    end
+
+    if postzord.user.contact_for(postzord.salmon_author)
+      self.person = postzord.salmon_author
+      #do post receive
+    end
+
+  end
+
   protected
   def destroy_comments
     comments.each{|c| c.destroy}

lib/diaspora/user/receiving.rb

@@ -24,15 +24,23 @@ module Diaspora
         object = Diaspora::Parser.from_xml(xml)
         Rails.logger.info("event=receive status=start recipient=#{self.diaspora_handle} payload_type=#{object.class} sender=#{salmon_author.diaspora_handle}")
 
+        #special casey
         if object.is_a?(Request)
           salmon_author.save
           object.sender_handle = salmon_author.diaspora_handle
         end
-
         if object.is_a?(Comment)
           xml_author = (owns?(object.post))? object.diaspora_handle : object.post.person.diaspora_handle
+          person = Webfinger.new(object.diaspora_handle).fetch
         else
           xml_author = object.diaspora_handle 
+          person = salmon_author
+        end
+
+        #begin similar
+        unless object.is_a?(Request) || self.contact_for(salmon_author)
+          Rails.logger.info("event=receive status=abort reason='sender not connected to recipient' recipient=#{self.diaspora_handle} sender=#{salmon_author.diaspora_handle} payload_type=#{object.class}")
+          return
         end
 
         if (salmon_author.diaspora_handle != xml_author)
@@ -40,27 +48,11 @@ module Diaspora
           return
         end
 
-        e = Webfinger.new(object.diaspora_handle)
-
-        begin 
-          person = e.fetch
-        rescue Exception => e
-          Rails.logger.info("event=receive status=abort reason='#{e.message}' payload_type=#{object.class} recipient=#{self.diaspora_handle} sender=#{salmon_author.diaspora_handle}")
-          return
-        end
-
         if person
-          object.person = person if object.respond_to? :person=
-
-          unless object.is_a?(Request) || self.contact_for(salmon_author)
-            Rails.logger.info("event=receive status=abort reason='sender not connected to recipient' recipient=#{self.diaspora_handle} sender=#{salmon_author.diaspora_handle} payload_type=#{object.class}")
-            return
-          else
-            receive_object(object, person)
           Rails.logger.info("event=receive status=complete recipient=#{self.diaspora_handle} sender=#{salmon_author.diaspora_handle} payload_type#{object.class}")
 
-            return object
-          end
+          object.person = person if object.respond_to? :person=
+          receive_object(object, person)
         end
       end
 
@@ -111,9 +103,7 @@ module Diaspora
       end
 
       def receive_comment comment
-
         commenter = comment.person
-
         unless comment.post.person == self.person || comment.verify_post_creator_signature
           Rails.logger.info("event=receive status=abort reason='comment signature not valid' recipient=#{self.diaspora_handle} sender=#{comment.post.person.diaspora_handle} payload_type=#{comment.class} post_id=#{comment.post_id}")
           return

lib/diaspora/webhooks.rb

@@ -19,5 +19,9 @@ module Diaspora
     def subscribers(user)
       raise 'you must override subscribers in order to enable federation on this model'
     end
+
+    def receive(user, salmon_author)
+      raise 'you must override receive in order to enable federation on this model'
+    end
   end
 end

lib/postzord/receiver.rb

@@ -0,0 +1,29 @@
+#   Copyright (c) 2010, Diaspora Inc.  This file is
+#   licensed under the Affero General Public License version 3 or later.  See
+#   the COPYRIGHT file.
+#
+require File.join(Rails.root, 'lib/webfinger')
+require File.join(Rails.root, 'lib/diaspora/parser')
+
+module Postzord
+  class Receiver
+
+    def initialize(user, salmon_xml)
+      @user = user
+      @salmon = Salmon::SalmonSlap.parse(salmon_xml, @user)
+      @salmon_author = Webfinger.new(@salmon.author_email).fetch
+    end
+
+    def perform
+      if @salmon_author && @salmon.verified_for_key?(@salmon_author.public_key)
+        @object = Diaspora::Parser.from_xml(@salmon.parsed_data)
+
+      else
+        Rails.logger.info("event=receive status=abort recipient=#{@user.diaspora_handle} sender=#{@salmon.author_email} reason='not_verified for key'")
+        nil
+      end
+    end
+
+    protected
+  end
+end

lib/webfinger.rb

@@ -13,6 +13,7 @@ class Webfinger
   end 
 
   def fetch
+    begin 
       person = Person.by_account_identifier(@account)
       if person
         Rails.logger.info("event=webfinger status=success route=local target=#{@account}")
@@ -29,7 +30,10 @@ class Webfinger
         Rails.logger.info("event=webfinger status=failure route=remote target=#{@account}")
         raise WebfingerFailedError.new(@account)
       end
-    
+    rescue
+      Rails.logger.info("event=receive status=abort recipient=#{self.diaspora_handle} sender=#{salmon.author_email} reason='#{e.message}'")
+      nil
+    end
   end
 
   private
@@ -77,7 +81,7 @@ class Webfinger
       end
 
       card = HCard.build hcard.body
-      p = Person.build_from_webfinger(wf_profile, card)
+      p = Person.create_from_webfinger(wf_profile, card)
     end
   end
 

spec/lib/diaspora/parser_spec.rb

@@ -33,30 +33,6 @@ describe Diaspora::Parser do
       proc { user.receive xml, user2.person }.should change(StatusMessage, :count).by(-1)
     end
 
-    context "connecting" do
-
-    let(:good_request) { FakeHttpRequest.new(:success)}
-      it "should create a new person upon getting a person request" do
-        remote_user = Factory.create(:user)
-        new_person = remote_user.person
-
-        request = Request.new(:to =>user.person, :from => new_person)
-        xml = remote_user.salmon(request).xml_for(user.person)
-        request.delete
-        request.from.delete
-        remote_user.delete
-        new_person.delete
-
-        Person.should_receive(:by_account_identifier).twice.and_return(new_person)
-
-        lambda {
-          user.receive_salmon xml
-        }.should change(Person, :count).by(1)
-      end
-
-
-    end
-
     it "should activate the Person if I initiated a request to that url" do
       user.send_contact_request_to(user2.person, aspect)
       request = Request.to(user2).from(user).first

spec/lib/postzord/receiver_spec.rb

@@ -0,0 +1,69 @@
+#   Copyright (c) 2010, Diaspora Inc.  This file is
+#   licensed under the Affero General Public License version 3 or later.  See
+#   the COPYRIGHT file.
+
+require 'spec_helper'
+
+require File.join(Rails.root, 'lib/postzord')
+require File.join(Rails.root, 'lib/postzord/receiver')
+
+describe Postzord::Receiver do
+  describe '.initialize' do
+    it 'has @salmon_xml and an @user' do
+      xml = "yeah"
+      user = 'faa'
+      salmon_mock = mock()
+      web_mock = mock()
+      web_mock.should_receive(:fetch).and_return true
+      salmon_mock.should_receive(:author_email).and_return(true)
+      Salmon::SalmonSlap.should_receive(:parse).with(xml, user).and_return(salmon_mock)
+      Webfinger.should_receive(:new).and_return(web_mock)
+
+      zord = Postzord::Receiver.new(user, xml)
+      zord.instance_variable_get(:@user).should_not be_nil
+      zord.instance_variable_get(:@salmon).should_not be_nil
+      zord.instance_variable_get(:@salmon_author).should_not be_nil
+    end
+  end
+
+  describe '#perform' do
+    before do
+      @user = make_user
+      @user2 = make_user
+      @person2 = @user2.person
+
+      a = @user2.aspects.create(:name => "hey")
+      @original_post = @user2.build_post(:status_message, :message => "hey", :aspect_ids => [a.id])
+
+      salmon_xml = @user2.salmon(@original_post).xml_for(@user.person)
+      @zord = Postzord::Receiver.new(@user, salmon_xml)
+      @salmon = @zord.instance_variable_get(:@salmon)
+
+    end
+
+    context 'returns nil' do
+      it 'if the salmon author does not exist' do
+        @zord.instance_variable_set(:@salmon_author, nil)
+        @zord.perform.should be_nil
+      end
+
+      it 'if the author does not match the signature' do
+        @zord.instance_variable_set(:@salmon_author, Factory(:person))
+        @zord.perform.should be_nil
+      end
+
+    end
+
+    context 'returns the sent object' do
+      it 'returns the received object on success' do
+        object = @zord.perform
+        object.should respond_to(:to_diaspora_xml)
+      end
+    end
+
+    it 'parses the salmon object' do
+      Diaspora::Parser.should_receive(:from_xml).with(@salmon.parsed_data)
+      @zord.perform
+    end
+  end
+end

spec/lib/webfinger_spec.rb

@@ -0,0 +1,99 @@
+#   Copyright (c) 2010, Diaspora Inc.  This file is
+#   licensed under the Affero General Public License version 3 or later.  See
+#   the COPYRIGHT file.
+
+require 'spec_helper'
+
+require File.join(Rails.root, 'lib/webfinger')
+
+describe Webfinger do
+  let(:user1) { make_user }
+  let(:user2) { make_user }
+
+  let(:account) {"foo@tom.joindiaspora.com"}
+  let(:person){ Factory(:person, :diaspora_handle => account)}
+  let(:finger){Webfinger.new(account)}
+
+  let(:good_request) { FakeHttpRequest.new(:success)}
+
+  let(:diaspora_xrd) {File.open(File.join(Rails.root, 'spec/fixtures/host_xrd')).read}
+  let(:diaspora_finger) {File.open(File.join(Rails.root, 'spec/fixtures/finger_xrd')).read}
+  let(:hcard_xml) {File.open(File.join(Rails.root, 'spec/fixtures/hcard_response')).read}
+
+
+  let(:non_diaspora_xrd) {File.open(File.join(Rails.root, 'spec/fixtures/nonseed_finger_xrd')).read}
+  let(:non_diaspora_hcard) {File.open(File.join(Rails.root, 'spec/fixtures/evan_hcard')).read}
+
+  context 'setup' do
+    let(:action){ Proc.new{|person| person.inspect }}
+
+    describe '#intialize' do
+      it 'sets account ' do
+        n = Webfinger.new("mbs348@gmail.com")
+        n.instance_variable_get(:@account).should_not be nil
+      end
+
+      it 'should set ssl as the default' do
+        foo = Webfinger.new(account)
+        foo.instance_variable_get(:@ssl).should be true
+      end
+    end
+
+    context 'webfinger query chain processing' do 
+      describe '#webfinger_profile_url' do
+        it 'should parse out the webfinger template' do
+          finger.send(:webfinger_profile_url, diaspora_xrd).should == "http://tom.joindiaspora.com/webfinger/?q=#{account}"
+        end
+
+        it 'should return nil if not an xrd' do
+          finger.send(:webfinger_profile_url, '<html></html>').should be nil
+        end
+
+        it 'should return the template for xrd' do
+          finger.send(:webfinger_profile_url, diaspora_xrd).should == 'http://tom.joindiaspora.com/webfinger/?q=foo@tom.joindiaspora.com'
+        end
+      end
+
+      describe '#xrd_url' do
+        it 'should return canonical host-meta url for http' do
+          finger.instance_variable_set(:@ssl, false)
+          finger.send(:xrd_url).should == "http://tom.joindiaspora.com/.well-known/host-meta"
+        end
+
+        it 'can return the https version' do
+          finger.send(:xrd_url).should == "https://tom.joindiaspora.com/.well-known/host-meta"
+        end
+      end
+    end
+
+
+    context 'webfingering local people' do
+      it 'should return a person from the database if it matches its handle' do
+        person.save
+          finger.fetch.id.should == person.id
+        end
+      end
+      it 'should fetch a diaspora webfinger and make a person for them' do
+        diaspora_xrd.stub!(:body).and_return(diaspora_xrd)
+        hcard_xml.stub!(:body).and_return(hcard_xml)
+        diaspora_finger.stub!(:body).and_return(diaspora_finger)
+        RestClient.stub!(:get).and_return(diaspora_xrd, diaspora_finger, hcard_xml)
+        #new_person = Factory.build(:person, :diaspora_handle => "tom@tom.joindiaspora.com")
+        # http://tom.joindiaspora.com/.well-known/host-meta 
+        f = Webfinger.new("tom@tom.joindiaspora.com").fetch
+
+        f.should be_valid
+      end
+      
+      it 'should retry with http if https fails' do
+        f = Webfinger.new("tom@tom.joindiaspora.com") 
+
+        diaspora_xrd.stub!(:body).and_return(diaspora_xrd)
+        RestClient.should_receive(:get).twice.and_return(nil, diaspora_xrd)
+        f.should_receive(:xrd_url).twice
+        f.send(:get_xrd)
+        f.instance_variable_get(:@ssl).should == false
+      end
+
+    end
+  end