Use vanilla HTTP handlers (refactoring)

ui/feed_update.go

@@ -0,0 +1,80 @@
+// 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 ui
+
+import (
+	"net/http"
+
+	"github.com/miniflux/miniflux/http/context"
+	"github.com/miniflux/miniflux/http/request"
+	"github.com/miniflux/miniflux/http/response"
+	"github.com/miniflux/miniflux/http/response/html"
+	"github.com/miniflux/miniflux/http/route"
+	"github.com/miniflux/miniflux/logger"
+	"github.com/miniflux/miniflux/ui/form"
+	"github.com/miniflux/miniflux/ui/session"
+	"github.com/miniflux/miniflux/ui/view"
+)
+
+// UpdateFeed update a subscription and redirect to the feed entries page.
+func (c *Controller) UpdateFeed(w http.ResponseWriter, r *http.Request) {
+	ctx := context.New(r)
+
+	user, err := c.store.UserByID(ctx.UserID())
+	if err != nil {
+		html.ServerError(w, err)
+		return
+	}
+
+	feedID, err := request.IntParam(r, "feedID")
+	if err != nil {
+		html.BadRequest(w, err)
+		return
+	}
+
+	feed, err := c.store.FeedByID(user.ID, feedID)
+	if err != nil {
+		html.ServerError(w, err)
+		return
+	}
+
+	if feed == nil {
+		html.NotFound(w)
+		return
+	}
+
+	categories, err := c.store.Categories(user.ID)
+	if err != nil {
+		html.ServerError(w, err)
+		return
+	}
+
+	feedForm := form.NewFeedForm(r)
+
+	sess := session.New(c.store, ctx)
+	view := view.New(c.tpl, ctx, sess)
+	view.Set("form", feedForm)
+	view.Set("categories", categories)
+	view.Set("feed", feed)
+	view.Set("menu", "feeds")
+	view.Set("user", user)
+	view.Set("countUnread", c.store.CountUnreadEntries(user.ID))
+
+	if err := feedForm.ValidateModification(); err != nil {
+		view.Set("errorMessage", err.Error())
+		html.OK(w, view.Render("edit_feed"))
+		return
+	}
+
+	err = c.store.UpdateFeed(feedForm.Merge(feed))
+	if err != nil {
+		logger.Error("[Controller:EditFeed] %v", err)
+		view.Set("errorMessage", "Unable to update this feed.")
+		html.OK(w, view.Render("edit_feed"))
+		return
+	}
+
+	response.Redirect(w, r, route.Path(c.router, "feedEntries", "feedID", feed.ID))
+}