Read file (#2689)

app/services/collection_resources_service.rb

@@ -8,7 +8,7 @@ class CollectionResourcesService
   end
 
   def get_file(file)
-    @storage_service.get_file_io(file)
+    @storage_service.get_file(file)
   rescue StandardError
     nil
   end

app/services/storage/local_disk_service.rb

@@ -7,7 +7,7 @@ module Storage
       Dir.entries(path)
     end
 
-    def get_file_io(filename)
+    def get_file(filename)
       path = Rails.root.join("tmp/storage", filename)
 
       File.open(path, "r")

app/services/storage/s3_service.rb

@@ -31,6 +31,11 @@ module Storage
              .body
     end
 
+    def get_file(file_name)
+      @client.get_object(bucket: @configuration.bucket_name, key: file_name)
+             .body.read
+    end
+
     def write_file(file_name, data)
       @client.put_object(
         body: data,