log coll events

app/controllers/concerns/oregon_digital/collections_controller_behavior.rb

@@ -0,0 +1,27 @@
+# frozen_string_literal:true
+
+module OregonDigital
+  # permission methods adapted from Hyrax::WorksControllerBehavior
+  # in order to capture permissions changed events
+  module CollectionsControllerBehavior
+    def save_permissions
+      @saved_permissions =
+        case collection
+        when ActiveFedora::Base
+          collection.permissions.map(&:to_hash)
+        else
+          Hyrax::AccessControl.for(resource: collection).permissions
+        end
+    end
+
+    def permissions_changed?
+      @saved_permissions !=
+        case collection
+        when ActiveFedora::Base
+          collection.permissions.map(&:to_hash)
+        else
+          Hyrax::AccessControl.for(resource: collection).permissions
+        end
+    end
+  end
+end

app/jobs/collection_event_job.rb

@@ -0,0 +1,21 @@
+# frozen_string_literal:true
+
+# Similar to work event jobs except collections cannot be passed in
+class CollectionEventJob < EventJob
+  attr_reader :collection
+  def perform(collid, depositor)
+    @collection = Collection.find(collid)
+    super(depositor)
+    log_event(collection)
+  end
+
+  # Log the event to the object's stream
+  def log_event(collection)
+    collection.log_event(event)
+  end
+
+  # log the event to the users profile stream
+  def log_user_event(depositor)
+    depositor.log_profile_event(event)
+  end
+end

app/jobs/collection_permission_change_event_job.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal:true
+
+# Provides a permission change message for collections
+class CollectionPermissionChangeEventJob < CollectionEventJob
+  def action
+    "User #{link_to_profile depositor} has updated permission of #{link_to collection.title.first, Hyrax::Engine.routes.url_helpers.polymorphic_path(collection)} to #{visibility_badge(collection.visibility)}"
+  end
+end

app/jobs/collection_update_event_job.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal:true
+
+# Provides a catch-all update message
+class CollectionUpdateEventJob < CollectionEventJob
+  def action
+    "User #{link_to_profile depositor} has updated #{link_to collection.title.first, Hyrax::Engine.routes.url_helpers.polymorphic_path(collection)}"
+  end
+end

app/models/collection.rb

@@ -11,6 +11,7 @@ class Collection < ActiveFedora::Base
   include OregonDigital::CollectionMetadata
   include OregonDigital::MetadataDownload
   include OregonDigital::AccessControls::Visibility
+  include Hyrax::WithEvents
   self.indexer = OregonDigital::CollectionIndexer
 
   delegate :facet_configurable?, to: :collection_type

app/services/oregon_digital/listeners/collection_listener.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal:true
+
+module OregonDigital
+  module Listeners
+    # Listens for published collection events
+    class CollectionListener
+      # currently, collections do not have global id, and therefore cannot be passed to jobs
+      def on_collection_metadata_updated(event)
+        CollectionUpdateEventJob.perform_later(event[:collection].id, event[:user])
+      end
+    end
+  end
+end

config/initializers/hacks/hyrax_collections_controller.rb

@@ -8,6 +8,7 @@
   end
 
   Hyrax::Dashboard::CollectionsController.class_eval do
+    include OregonDigital::CollectionsControllerBehavior
     self.form_class = OregonDigital::Forms::CollectionForm
     self.presenter_class = OregonDigital::CollectionPresenter
 
@@ -29,7 +30,8 @@ def update_active_fedora_collection
       process_branding
       process_facets if collection.facet_configurable? && !params[:facet_configuration].blank?
       process_representative_images
-
+      # will need to save permissions on valkyrie colls eventually
+      save_permissions
       @collection.visibility = Hydra::AccessControls::AccessRight::VISIBILITY_TEXT_VALUE_PRIVATE unless Hyrax::CollectionType.for(collection: @collection).discoverable?
       if @collection.update(collection_params.except(:members))
         after_update_response
@@ -67,6 +69,9 @@ def after_create_response
 
     # Override after update method to redirect users back to where they updated the collection from
     def after_update_response
+      Hyrax.publisher.publish('collection.metadata.updated', collection: @collection, user: current_user)
+      # copying strategy for works permission change logging, enqueue job directly without pub/listen
+      OregonDigital::CollectionPermissionChangeEventJob.perform_later(collection.id, current_user) if permissions_changed?
       respond_to do |format|
         format.html do
           case URI(request.referer).path.split('/')[1]

config/initializers/oregon_digital_listeners.rb

@@ -1 +1,2 @@
-Hyrax.publisher.subscribe(OregonDigital::Listeners::MetadataFetchListener.new)
+Hyrax.publisher.subscribe(OregonDigital::Listeners::MetadataFetchListener.new)
+Hyrax.publisher.subscribe(OregonDigital::Listeners::CollectionListener.new)