fix(legacy-api): allow _expansions to be provided as true to return all expansions

closes #2932

app/controllers/legacy_api/messages_controller.rb

@@ -24,7 +24,7 @@ module LegacyAPI
       message_hash = { id: message.id, token: message.token }
       expansions = api_params["_expansions"]
 
-      if expansions.include?("status")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("status"))
         message_hash[:status] = {
           status: message.status,
           last_delivery_attempt: message.last_delivery_attempt&.to_f,
@@ -33,7 +33,7 @@ module LegacyAPI
         }
       end
 
-      if expansions.include?("details")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("details"))
         message_hash[:details] = {
           rcpt_to: message.rcpt_to,
           mail_from: message.mail_from,
@@ -49,7 +49,7 @@ module LegacyAPI
         }
       end
 
-      if expansions.include?("inspection")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("inspection"))
         message_hash[:inspection] = {
           inspected: message.inspected,
           spam: message.spam,
@@ -59,15 +59,15 @@ module LegacyAPI
         }
       end
 
-      if expansions.include?("plain_body")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("plain_body"))
         message_hash[:plain_body] = message.plain_body
       end
 
-      if expansions.include?("html_body")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("html_body"))
         message_hash[:html_body] = message.html_body
       end
 
-      if expansions.include?("attachments")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("attachments"))
         message_hash[:attachments] = message.attachments.map do |attachment|
           {
             filename: attachment.filename.to_s,
@@ -79,15 +79,15 @@ module LegacyAPI
         end
       end
 
-      if expansions.include?("headers")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("headers"))
         message_hash[:headers] = message.headers
       end
 
-      if expansions.include?("raw_message")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("raw_message"))
         message_hash[:raw_message] = Base64.encode64(message.raw_message)
       end
 
-      if expansions.include?("activity_entries")
+      if expansions == true || (expansions.is_a?(Array) && expansions.include?("activity_entries"))
         message_hash[:activity_entries] = {
           loads: message.loads,
           clicks: message.clicks

spec/apis/legacy_api/messages/message_spec.rb

@@ -88,6 +88,49 @@ RSpec.describe "Legacy Messages API", type: :request do
           end
         end
 
+        context "when all expansions are requested" do
+          let(:expansions) { true }
+
+          it "returns details about the message" do
+            expect(response.status).to eq 200
+            parsed_body = JSON.parse(response.body)
+            expect(parsed_body["status"]).to eq "success"
+            expect(parsed_body["data"]).to match({
+              "id" => message.id,
+              "token" => message.token,
+              "status" => { "held" => false,
+                            "hold_expiry" => nil,
+                            "last_delivery_attempt" => nil,
+                            "status" => "Pending" },
+              "details" => { "bounce" => false,
+                             "bounce_for_id" => 0,
+                             "direction" => "outgoing",
+                             "mail_from" => "test@example.com",
+                             "message_id" => message.message_id,
+                             "rcpt_to" => "john@example.com",
+                             "received_with_ssl" => nil,
+                             "size" => kind_of(String),
+                             "subject" => "An example message",
+                             "tag" => nil,
+                             "timestamp" => kind_of(Float) },
+              "inspection" => { "inspected" => false,
+                                "spam" => false,
+                                "spam_score" => 0.0,
+                                "threat" => false,
+                                "threat_details" => nil },
+              "plain_body" => message.plain_body,
+              "html_body" => message.html_body,
+              "attachments" => [],
+              "headers" => message.headers,
+              "raw_message" => Base64.encode64(message.raw_message),
+              "activity_entries" => {
+                "loads" => [],
+                "clicks" => []
+              }
+            })
+          end
+        end
+
         context "when the status expansion is requested" do
           let(:expansions) { ["status"] }