Use vanilla HTTP handlers (refactoring)

ui/entry_scraper.go

@@ -0,0 +1,53 @@
+// 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 (
+	"errors"
+	"net/http"
+
+	"github.com/miniflux/miniflux/http/context"
+	"github.com/miniflux/miniflux/http/request"
+	"github.com/miniflux/miniflux/http/response/json"
+	"github.com/miniflux/miniflux/model"
+	"github.com/miniflux/miniflux/reader/sanitizer"
+	"github.com/miniflux/miniflux/reader/scraper"
+)
+
+// FetchContent downloads the original HTML page and returns relevant contents.
+func (c *Controller) FetchContent(w http.ResponseWriter, r *http.Request) {
+	entryID, err := request.IntParam(r, "entryID")
+	if err != nil {
+		json.BadRequest(w, err)
+		return
+	}
+
+	ctx := context.New(r)
+	builder := c.store.NewEntryQueryBuilder(ctx.UserID())
+	builder.WithEntryID(entryID)
+	builder.WithoutStatus(model.EntryStatusRemoved)
+
+	entry, err := builder.GetEntry()
+	if err != nil {
+		json.ServerError(w, err)
+		return
+	}
+
+	if entry == nil {
+		json.NotFound(w, errors.New("Entry not found"))
+		return
+	}
+
+	content, err := scraper.Fetch(entry.URL, entry.Feed.ScraperRules)
+	if err != nil {
+		json.ServerError(w, err)
+		return
+	}
+
+	entry.Content = sanitizer.Sanitize(entry.URL, content)
+	c.store.UpdateEntryContent(entry)
+
+	json.Created(w, map[string]string{"content": entry.Content})
+}