Refactor packages to have more idiomatic code base

ui/form/feed.go

@@ -0,0 +1,64 @@
+// Copyright 2017 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 form
+
+import (
+	"net/http"
+	"strconv"
+
+	"github.com/miniflux/miniflux/errors"
+	"github.com/miniflux/miniflux/model"
+)
+
+// FeedForm represents a feed form in the UI
+type FeedForm struct {
+	FeedURL      string
+	SiteURL      string
+	Title        string
+	ScraperRules string
+	RewriteRules string
+	Crawler      bool
+	CategoryID   int64
+}
+
+// ValidateModification validates FeedForm fields
+func (f FeedForm) ValidateModification() error {
+	if f.FeedURL == "" || f.SiteURL == "" || f.Title == "" || f.CategoryID == 0 {
+		return errors.NewLocalizedError("All fields are mandatory.")
+	}
+	return nil
+}
+
+// Merge updates the fields of the given feed.
+func (f FeedForm) Merge(feed *model.Feed) *model.Feed {
+	feed.Category.ID = f.CategoryID
+	feed.Title = f.Title
+	feed.SiteURL = f.SiteURL
+	feed.FeedURL = f.FeedURL
+	feed.ScraperRules = f.ScraperRules
+	feed.RewriteRules = f.RewriteRules
+	feed.Crawler = f.Crawler
+	feed.ParsingErrorCount = 0
+	feed.ParsingErrorMsg = ""
+	return feed
+}
+
+// NewFeedForm parses the HTTP request and returns a FeedForm
+func NewFeedForm(r *http.Request) *FeedForm {
+	categoryID, err := strconv.Atoi(r.FormValue("category_id"))
+	if err != nil {
+		categoryID = 0
+	}
+
+	return &FeedForm{
+		FeedURL:      r.FormValue("feed_url"),
+		SiteURL:      r.FormValue("site_url"),
+		Title:        r.FormValue("title"),
+		ScraperRules: r.FormValue("scraper_rules"),
+		RewriteRules: r.FormValue("rewrite_rules"),
+		Crawler:      r.FormValue("crawler") == "1",
+		CategoryID:   int64(categoryID),
+	}
+}