From c2eb49835294c2ad119dcbbfabfea034595e9b84 Mon Sep 17 00:00:00 2001
From: Matthew Keeler <mkeeler@launchdarkly.com>
Date: Wed, 10 Jan 2024 11:05:57 -0500
Subject: [PATCH] Add filter_redact_anonymous

---
 lib/ldclient-rb/events.rb              |  8 ++++----
 lib/ldclient-rb/impl/context_filter.rb | 21 +++++++++++++++++++--
 spec/events_spec.rb                    |  8 ++++----
 3 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/lib/ldclient-rb/events.rb b/lib/ldclient-rb/events.rb
index d1dd0242..4800163b 100644
--- a/lib/ldclient-rb/events.rb
+++ b/lib/ldclient-rb/events.rb
@@ -486,7 +486,7 @@ def make_output_events(events, summary)
         out[:variation] = event.variation unless event.variation.nil?
         out[:version] = event.version unless event.version.nil?
         out[:prereqOf] = event.prereq_of unless event.prereq_of.nil?
-        out[:context] = @context_filter.filter(event.context, true)
+        out[:context] = @context_filter.filter_redact_anonymous(event.context)
         out[:reason] = event.reason unless event.reason.nil?
 
         out
@@ -554,7 +554,7 @@ def make_output_events(events, summary)
           kind: IDENTIFY_KIND,
           creationDate: event.timestamp,
           key: event.context.fully_qualified_key,
-          context: @context_filter.filter(event.context, false),
+          context: @context_filter.filter(event.context),
         }
 
       when LaunchDarkly::Impl::CustomEvent
@@ -572,7 +572,7 @@ def make_output_events(events, summary)
         {
           kind: INDEX_KIND,
           creationDate: event.timestamp,
-          context: @context_filter.filter(event.context, false),
+          context: @context_filter.filter(event.context),
         }
 
       when LaunchDarkly::Impl::DebugEvent
@@ -581,7 +581,7 @@ def make_output_events(events, summary)
           kind: DEBUG_KIND,
           creationDate: original.timestamp,
           key: original.key,
-          context: @context_filter.filter(original.context, false),
+          context: @context_filter.filter(original.context),
           value: original.value,
         }
         out[:default] = original.default unless original.default.nil?
diff --git a/lib/ldclient-rb/impl/context_filter.rb b/lib/ldclient-rb/impl/context_filter.rb
index 467bd671..bec00400 100644
--- a/lib/ldclient-rb/impl/context_filter.rb
+++ b/lib/ldclient-rb/impl/context_filter.rb
@@ -20,10 +20,27 @@ def initialize(all_attributes_private, private_attributes)
       # redaction applied.
       #
       # @param context [LaunchDarkly::LDContext]
-      # @param redact_anonymous [Boolean]
       # @return [Hash]
       #
-      def filter(context, redact_anonymous)
+      def filter(context)
+        internal_filter(context, false)
+      end
+
+      #
+      # Return a hash representation of the provided context with attribute
+      # redaction applied.
+      #
+      # If a context is anonyomous, all attributes will be redacted except
+      # for key, kind, and anonymous.
+      #
+      # @param context [LaunchDarkly::LDContext]
+      # @return [Hash]
+      #
+      def filter_redact_anonymous(context)
+        internal_filter(context, true)
+      end
+
+      private def internal_filter(context, redact_anonymous)
         return filter_single_context(context, true, redact_anonymous) unless context.multi_kind?
 
         filtered = {kind: 'multi'}
diff --git a/spec/events_spec.rb b/spec/events_spec.rb
index 007c9c19..f10100fd 100644
--- a/spec/events_spec.rb
+++ b/spec/events_spec.rb
@@ -601,7 +601,7 @@ def index_event(config, context, timestamp = starting_timestamp)
       out = {
         kind: "index",
         creationDate: timestamp,
-        context: context_filter.filter(context, false),
+        context: context_filter.filter(context),
       }
       JSON.parse(out.to_json, symbolize_names: true)
     end
@@ -618,7 +618,7 @@ def identify_event(config, context, timestamp = starting_timestamp)
         kind: "identify",
         creationDate: timestamp,
         key: context.fully_qualified_key,
-        context: context_filter.filter(context, false),
+        context: context_filter.filter(context),
       }
       JSON.parse(out.to_json, symbolize_names: true)
     end
@@ -634,7 +634,7 @@ def identify_event(config, context, timestamp = starting_timestamp)
     #
     def feature_event(config, flag, context, variation, value, timestamp = starting_timestamp)
       context_filter = Impl::ContextFilter.new(config.all_attributes_private, config.private_attributes)
-      redacted_context = context_filter.filter(context, true)
+      redacted_context = context_filter.filter_redact_anonymous(context)
 
       out = {
         kind: 'feature',
@@ -693,7 +693,7 @@ def debug_event(config, flag, context, variation, value, timestamp = starting_ti
         variation: variation,
         version: flag[:version],
         value: value,
-        context: context_filter.filter(context, false),
+        context: context_filter.filter(context),
       }
       JSON.parse(out.to_json, symbolize_names: true)
     end