Add config option for file downloading folder. Log about file downloading

modules/swagger-codegen/src/main/resources/ruby/swagger/configuration.mustache

@@ -3,6 +3,13 @@ module {{moduleName}}
     class Configuration
       attr_accessor :format, :api_key, :api_key_prefix, :username, :password, :auth_token, :scheme, :host, :base_path, :user_agent, :logger, :inject_format, :force_ending_format, :camelize_params, :user_agent, :verify_ssl
 
+      # Defines the temporary folder to store downloaded files
+      # (for API endpoints that have file response).
+      # Default to use `Tempfile`.
+      #
+      # @return [String]
+      attr_accessor :temp_folder_path
+
       # Defaults go in here..
       def initialize
         @format = 'json'

modules/swagger-codegen/src/main/resources/ruby/swagger/response.mustache

@@ -86,10 +86,13 @@ module {{moduleName}}
         end
       end
 
-      # Save response body into a file in tmp folder, using the filename from the
+      # Save response body into a file in (the defined) temporary folder, using the filename
-      # "Content-Disposition" header if provided, otherwise a random filename.
+      # from the "Content-Disposition" header if provided, otherwise a random filename.
+      #
+      # @see Configuration#temp_folder_path
+      # @return [File] the file downloaded
       def download_file
-        tmp_file = Tempfile.new ''
+        tmp_file = Tempfile.new '', Swagger.configuration.temp_folder_path
         content_disposition = raw.headers['Content-Disposition']
         if content_disposition
           filename = content_disposition[/filename="([^"]+)"/, 1]
@@ -99,7 +102,9 @@ module {{moduleName}}
         end
         # close and delete temp file
         tmp_file.close!
+
         File.open(path, 'w') { |file| file.write(raw.body) }
+        Swagger.logger.info "File written to #{path}. Please move the file to a proper folder for further processing and delete the temp afterwards"
         return File.new(path)
       end
 

modules/swagger-codegen/src/main/resources/ruby/swagger_client.mustache

@@ -22,5 +22,6 @@ require '{{importPath}}'
 
 module {{moduleName}}
   # Initialize the default configuration
-  Swagger.configuration ||= Swagger::Configuration.new
+  Swagger.configuration = Swagger::Configuration.new
+  Swagger.configure { |config| }
 end

samples/client/petstore/ruby/lib/swagger_client.rb

@@ -22,5 +22,6 @@ require 'swagger_client/api/store_api'
 
 module SwaggerClient
   # Initialize the default configuration
-  Swagger.configuration ||= Swagger::Configuration.new
+  Swagger.configuration = Swagger::Configuration.new
+  Swagger.configure { |config| }
 end

samples/client/petstore/ruby/lib/swagger_client/swagger/configuration.rb

@@ -3,6 +3,13 @@ module SwaggerClient
     class Configuration
       attr_accessor :format, :api_key, :api_key_prefix, :username, :password, :auth_token, :scheme, :host, :base_path, :user_agent, :logger, :inject_format, :force_ending_format, :camelize_params, :user_agent, :verify_ssl
 
+      # Defines the temporary folder to store downloaded files
+      # (for API endpoints that have file response).
+      # Default to use `Tempfile`.
+      #
+      # @return [String]
+      attr_accessor :temp_folder_path
+
       # Defaults go in here..
       def initialize
         @format = 'json'

samples/client/petstore/ruby/lib/swagger_client/swagger/response.rb

@@ -86,10 +86,13 @@ module SwaggerClient
         end
       end
 
-      # Save response body into a file in tmp folder, using the filename from the
+      # Save response body into a file in (the defined) temporary folder, using the filename
-      # "Content-Disposition" header if provided, otherwise a random filename.
+      # from the "Content-Disposition" header if provided, otherwise a random filename.
+      #
+      # @see Configuration#temp_folder_path
+      # @return [File] the file downloaded
       def download_file
-        tmp_file = Tempfile.new ''
+        tmp_file = Tempfile.new '', Swagger.configuration.temp_folder_path
         content_disposition = raw.headers['Content-Disposition']
         if content_disposition
           filename = content_disposition[/filename="([^"]+)"/, 1]
@@ -99,7 +102,9 @@ module SwaggerClient
         end
         # close and delete temp file
         tmp_file.close!
+
         File.open(path, 'w') { |file| file.write(raw.body) }
+        Swagger.logger.info "File written to #{path}. Please move the file to a proper folder for further processing and delete the temp afterwards"
         return File.new(path)
       end