Move internal packages to an internal folder

For reference: https://go.dev/doc/go1.4#internalpackages

internal/ui/form/settings.go

@@ -0,0 +1,126 @@
+// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+package form // import "miniflux.app/v2/internal/ui/form"
+
+import (
+	"net/http"
+	"strconv"
+
+	"miniflux.app/v2/internal/errors"
+	"miniflux.app/v2/internal/model"
+)
+
+// SettingsForm represents the settings form.
+type SettingsForm struct {
+	Username               string
+	Password               string
+	Confirmation           string
+	Theme                  string
+	Language               string
+	Timezone               string
+	EntryDirection         string
+	EntryOrder             string
+	EntriesPerPage         int
+	KeyboardShortcuts      bool
+	ShowReadingTime        bool
+	CustomCSS              string
+	EntrySwipe             bool
+	GestureNav             string
+	DisplayMode            string
+	DefaultReadingSpeed    int
+	CJKReadingSpeed        int
+	DefaultHomePage        string
+	CategoriesSortingOrder string
+	MarkReadOnView         bool
+}
+
+// Merge updates the fields of the given user.
+func (s *SettingsForm) Merge(user *model.User) *model.User {
+	user.Username = s.Username
+	user.Theme = s.Theme
+	user.Language = s.Language
+	user.Timezone = s.Timezone
+	user.EntryDirection = s.EntryDirection
+	user.EntryOrder = s.EntryOrder
+	user.EntriesPerPage = s.EntriesPerPage
+	user.KeyboardShortcuts = s.KeyboardShortcuts
+	user.ShowReadingTime = s.ShowReadingTime
+	user.Stylesheet = s.CustomCSS
+	user.EntrySwipe = s.EntrySwipe
+	user.GestureNav = s.GestureNav
+	user.DisplayMode = s.DisplayMode
+	user.CJKReadingSpeed = s.CJKReadingSpeed
+	user.DefaultReadingSpeed = s.DefaultReadingSpeed
+	user.DefaultHomePage = s.DefaultHomePage
+	user.CategoriesSortingOrder = s.CategoriesSortingOrder
+	user.MarkReadOnView = s.MarkReadOnView
+
+	if s.Password != "" {
+		user.Password = s.Password
+	}
+
+	return user
+}
+
+// Validate makes sure the form values are valid.
+func (s *SettingsForm) Validate() error {
+	if s.Username == "" || s.Theme == "" || s.Language == "" || s.Timezone == "" || s.EntryDirection == "" || s.DisplayMode == "" || s.DefaultHomePage == "" {
+		return errors.NewLocalizedError("error.settings_mandatory_fields")
+	}
+
+	if s.CJKReadingSpeed <= 0 || s.DefaultReadingSpeed <= 0 {
+		return errors.NewLocalizedError("error.settings_reading_speed_is_positive")
+	}
+
+	if s.Confirmation == "" {
+		// Firefox insists on auto-completing the password field.
+		// If the confirmation field is blank, the user probably
+		// didn't intend to change their password.
+		s.Password = ""
+	} else if s.Password != "" {
+		if s.Password != s.Confirmation {
+			return errors.NewLocalizedError("error.different_passwords")
+		}
+	}
+
+	return nil
+}
+
+// NewSettingsForm returns a new SettingsForm.
+func NewSettingsForm(r *http.Request) *SettingsForm {
+	entriesPerPage, err := strconv.ParseInt(r.FormValue("entries_per_page"), 10, 0)
+	if err != nil {
+		entriesPerPage = 0
+	}
+	defaultReadingSpeed, err := strconv.ParseInt(r.FormValue("default_reading_speed"), 10, 0)
+	if err != nil {
+		defaultReadingSpeed = 0
+	}
+	cjkReadingSpeed, err := strconv.ParseInt(r.FormValue("cjk_reading_speed"), 10, 0)
+	if err != nil {
+		cjkReadingSpeed = 0
+	}
+	return &SettingsForm{
+		Username:               r.FormValue("username"),
+		Password:               r.FormValue("password"),
+		Confirmation:           r.FormValue("confirmation"),
+		Theme:                  r.FormValue("theme"),
+		Language:               r.FormValue("language"),
+		Timezone:               r.FormValue("timezone"),
+		EntryDirection:         r.FormValue("entry_direction"),
+		EntryOrder:             r.FormValue("entry_order"),
+		EntriesPerPage:         int(entriesPerPage),
+		KeyboardShortcuts:      r.FormValue("keyboard_shortcuts") == "1",
+		ShowReadingTime:        r.FormValue("show_reading_time") == "1",
+		CustomCSS:              r.FormValue("custom_css"),
+		EntrySwipe:             r.FormValue("entry_swipe") == "1",
+		GestureNav:             r.FormValue("gesture_nav"),
+		DisplayMode:            r.FormValue("display_mode"),
+		DefaultReadingSpeed:    int(defaultReadingSpeed),
+		CJKReadingSpeed:        int(cjkReadingSpeed),
+		DefaultHomePage:        r.FormValue("default_home_page"),
+		CategoriesSortingOrder: r.FormValue("categories_sorting_order"),
+		MarkReadOnView:         r.FormValue("mark_read_on_view") == "1",
+	}
+}