[bug] invalid URL redirection for SSO login

CHANGELOG.md

@@ -13,6 +13,7 @@
 - Fix a bug: managers do not see the name of the user who reserved a slot
 - Fix a bug: OpenAPI documentation is not available
 - Fix a bug: summary of create training availability shows incorrect alert about slot splitting
+- Fix a bug: invalid URL redirection for SSO login
 - Fix a security issue: updated websocket-extensions to 0.1.5 to fix [CVE-2020-7663](https://nvd.nist.gov/vuln/detail/CVE-2020-7663)
 - Fix a security issue: updated angular.js to 1.8 to fix [CVE-2020-7676](https://nvd.nist.gov/vuln/detail/CVE-2020-7676)
 - Fix a security issue: updated rack to 2.2.3 to fix [CVE-2020-8184](https://nvd.nist.gov/vuln/detail/CVE-2020-8184)

config/environments/development.rb

@@ -89,7 +89,3 @@ Rails.application.configure do
   config.log_level = Rails.application.secrets.log_level || :debug
 end
 
-Rails.application.routes.default_url_options = {
-  host: Rails.application.secrets.default_host,
-  protocol: Rails.application.secrets.default_protocol
-}

config/environments/production.rb

@@ -124,8 +124,3 @@ Rails.application.configure do
   # Do not dump schema after migrations.
   config.active_record.dump_schema_after_migration = false
 end
-
-Rails.application.routes.default_url_options = {
-  host: Rails.application.secrets.default_host,
-  protocol: Rails.application.secrets.default_protocol
-}

config/environments/staging.rb

@@ -112,8 +112,3 @@ Rails.application.configure do
 
 end
 
-Rails.application.routes.default_url_options = {
-  host: Rails.application.secrets.default_host,
-  protocol: Rails.application.secrets.default_protocol
-}
-

config/environments/test.rb

@@ -56,7 +56,3 @@ Rails.application.configure do
   config.log_level = Rails.application.secrets.log_level.blank? ? :debug : Rails.application.secrets.log_level
 end
 
-Rails.application.routes.default_url_options = {
-  host: Rails.application.secrets.default_host,
-  protocol: Rails.application.secrets.default_protocol
-}

config/initializers/default_url_options.rb

@@ -0,0 +1,6 @@
+# frozen_string_literal: true
+
+Rails.application.routes.default_url_options.merge!(
+  host: Rails.application.secrets.default_host,
+  protocol: Rails.application.secrets.default_protocol
+)