Event Explorer De-Explorization

app/controllers/application_controller.rb

@@ -1134,6 +1134,13 @@ def perpage_key(dbname)
     end
   end
 
+  def sanitize_filter(filter)
+    return filter  if filter.kind_of?(MiqExpression)
+    # when react list view is being rendered,
+    # that sends up filter as hash in params, need to convert that back to an expression
+    MiqExpression.new(filter["exp"].permit!.to_h.deep_stringify_keys)
+  end
+
   # Create view and paginator for a DB records with/without tags
   def get_view(db, options = {}, fetch_data = false)
     if !fetch_data && @report_data_additional_options.nil?
@@ -1223,6 +1230,8 @@ def get_view(db, options = {}, fetch_data = false)
 
     view.conditions = options[:conditions] # Get passed in conditions (i.e. tasks date filters)
 
+    options[:filter] = sanitize_filter(options[:filter]) if options[:filter]
+
     # Save the paged_view_search_options for download buttons to use later
     session[:paged_view_search_options] = {
       :parent                    => parent ? minify_ar_object(parent) : nil,

app/controllers/application_controller/report_data_additional_options.rb

@@ -6,6 +6,7 @@ class ApplicationController
     :match_via_descendants,
     :parent_id,
     :parent_class_name,
+    :filter,
     :parent_method,
     :association,
     :view_suffix,
@@ -37,6 +38,7 @@ def self.from_options(options)
       additional_options.association = options[:association]
       additional_options.view_suffix = options[:view_suffix]
       additional_options.parent_method = options[:parent_method]
+      additional_options.filter = options[:filter] if options[:filter]
       additional_options.supported_features_filter = options[:supported_features_filter]
       additional_options.clickable = options[:clickable]
       additional_options.report_name = options[:report_name]

app/controllers/miq_event_definition_controller.rb

@@ -0,0 +1,62 @@
+class MiqEventDefinitionController < ApplicationController
+  before_action :check_privileges
+  before_action :get_session_data
+  after_action :cleanup_action
+  after_action :set_session_data
+
+  include Mixins::GenericListMixin
+  include Mixins::GenericShowMixin
+  include Mixins::GenericSessionMixin
+  include Mixins::BreadcrumbsMixin
+  include Mixins::PolicyMixin
+
+  def title
+    @title = _("Events")
+  end
+
+  def show_list
+    @no_checkboxes = true # Don't show checkboxes, read_only
+    process_show_list(:filter => MiqPolicy.all_policy_events_filter)
+  end
+
+  def init_show
+    @record = identify_record(params[:id], MiqEventDefinition)
+    return false if record_no_longer_exists?(@record)
+
+    @lastaction = 'show'
+    @gtl_url = gtl_url
+
+    unless pagination_or_gtl_request?
+      @display = params[:display] || default_display
+    end
+    true
+  end
+
+  private
+
+  def get_session_data
+    @title = _("Events")
+    @layout = "miq_event_definition"
+    @lastaction = session[:miq_event_lastaction]
+    @display = session[:miq_event_display]
+    @current_page = session[:miq_event_current_page]
+  end
+
+  def set_session_data
+    super
+    session[:layout]                 = @layout
+    session[:miq_event_current_page] = @current_page
+  end
+
+  def breadcrumbs_options
+    {
+      :breadcrumbs  => [
+        {:title => _("Control")},
+        {:title => _('Events'), :url => controller_url},
+      ].compact,
+      :record_title => :description,
+    }
+  end
+
+  menu_section :con
+end

app/helpers/application_helper.rb

@@ -390,9 +390,6 @@ def db_to_controller(db, action = "show")
     when "ScanItemSet"
       controller = "ops"
       action = "ap_show"
-    when "MiqEventDefinition"
-      controller = "event"
-      action = "_none_"
     when "User", "Group", "Patch", "GuestApplication"
       controller = "vm"
       action = @lastaction

app/helpers/application_helper/page_layouts.rb

@@ -28,6 +28,7 @@ def layout_uses_listnav?
       miq_ae_export
       miq_ae_logs
       miq_ae_tools
+      miq_event_definition
       miq_policy
       miq_policy_export
       miq_policy_logs

app/presenters/menu/default_menu.rb

@@ -228,7 +228,7 @@ def control_menu_section
         Menu::Section.new(:con, N_("Control"), 'carbon--IbmSecurity', [
           Menu::Item.new('miq_policy_set',    N_('Policy Profiles'), 'miq_policy_set',       {:feature => 'miq_policy_set_show_list'},     '/miq_policy_set/show_list'),
           Menu::Item.new('miq_policy',        N_('Policies'),        'miq_policy',           {:feature => 'miq_policy_show_list'},         '/miq_policy/show_list'),
-          Menu::Item.new('miq_event',         N_('Events'),          'miq_event',            {:feature => 'miq_event', :any => true},      '/miq_event/explorer'),
+          Menu::Item.new('miq_event',         N_('Events'),          'miq_event',            {:feature => 'miq_event_definition_show_list'},      '/miq_event_definition/show_list'),
           Menu::Item.new('condition',         N_('Conditions'),      'condition',            {:feature => 'condition_show_list'},          '/condition/show_list'),
           Menu::Item.new('miq_action',        N_('Actions'),         'miq_action',           {:feature => 'miq_action', :any => true},     '/miq_action/explorer'),
           Menu::Item.new('miq_alert_set',     N_('Alert Profiles'),  'miq_alert_set',        {:feature => 'miq_alert_set', :any => true},  '/miq_alert_set/explorer'),

app/presenters/tree_builder.rb

@@ -387,8 +387,6 @@ def prefixed_title(prefix, title)
     ## Explorer
     ### Policies
     :policy                          => "TreeBuilderPolicy",
-    ### Events
-    :event                           => "TreeBuilderEvent",
     ### Actions
     :action                          => "TreeBuilderAction",
     ### Alert Profiles