Use vanilla HTTP handlers (refactoring)

ui/session/session.go

@@ -0,0 +1,62 @@
+// Copyright 2018 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package session
+
+import (
+	"github.com/miniflux/miniflux/crypto"
+	"github.com/miniflux/miniflux/http/context"
+	"github.com/miniflux/miniflux/storage"
+)
+
+// Session handles session data.
+type Session struct {
+	store *storage.Storage
+	ctx   *context.Context
+}
+
+// NewOAuth2State generates a new OAuth2 state and stores the value into the database.
+func (s *Session) NewOAuth2State() string {
+	state := crypto.GenerateRandomString(32)
+	s.store.UpdateSessionField(s.ctx.SessionID(), "oauth2_state", state)
+	return state
+}
+
+// NewFlashMessage creates a new flash message.
+func (s *Session) NewFlashMessage(message string) {
+	s.store.UpdateSessionField(s.ctx.SessionID(), "flash_message", message)
+}
+
+// FlashMessage returns the current flash message if any.
+func (s *Session) FlashMessage() string {
+	message := s.ctx.FlashMessage()
+	if message != "" {
+		s.store.UpdateSessionField(s.ctx.SessionID(), "flash_message", "")
+	}
+	return message
+}
+
+// NewFlashErrorMessage creates a new flash error message.
+func (s *Session) NewFlashErrorMessage(message string) {
+	s.store.UpdateSessionField(s.ctx.SessionID(), "flash_error_message", message)
+}
+
+// FlashErrorMessage returns the last flash error message if any.
+func (s *Session) FlashErrorMessage() string {
+	message := s.ctx.FlashErrorMessage()
+	if message != "" {
+		s.store.UpdateSessionField(s.ctx.SessionID(), "flash_error_message", "")
+	}
+	return message
+}
+
+// SetLanguage updates language field in session.
+func (s *Session) SetLanguage(language string) {
+	s.store.UpdateSessionField(s.ctx.SessionID(), "language", language)
+}
+
+// New returns a new session handler.
+func New(store *storage.Storage, ctx *context.Context) *Session {
+	return &Session{store, ctx}
+}