518 lines
16 KiB
Go
518 lines
16 KiB
Go
package account
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import (
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"fmt"
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"net/http"
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nm "net/mail"
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"regexp"
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"strconv"
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"strings"
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"time"
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"code.nonshy.com/nonshy/website/pkg/chat"
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"code.nonshy.com/nonshy/website/pkg/config"
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"code.nonshy.com/nonshy/website/pkg/geoip"
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"code.nonshy.com/nonshy/website/pkg/log"
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"code.nonshy.com/nonshy/website/pkg/mail"
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"code.nonshy.com/nonshy/website/pkg/models"
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"code.nonshy.com/nonshy/website/pkg/redis"
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"code.nonshy.com/nonshy/website/pkg/session"
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"code.nonshy.com/nonshy/website/pkg/spam"
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"code.nonshy.com/nonshy/website/pkg/templates"
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"code.nonshy.com/nonshy/website/pkg/utility"
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"code.nonshy.com/nonshy/website/pkg/worker"
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"github.com/google/uuid"
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)
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// ChangeEmailToken for Redis.
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type ChangeEmailToken struct {
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Token string
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UserID uint64
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NewEmail string
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}
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// Delete the change email token.
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func (t ChangeEmailToken) Delete() error {
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return redis.Delete(fmt.Sprintf(config.ChangeEmailRedisKey, t.Token))
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}
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// User settings page. (/settings).
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func Settings() http.HandlerFunc {
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tmpl := templates.Must("account/settings.html")
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var reHexColor = regexp.MustCompile(`^#[a-fA-F0-9]{6}$`)
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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vars := map[string]interface{}{
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"Enum": config.ProfileEnums,
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}
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// Load the current user in case of updates.
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user, err := session.CurrentUser(r)
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if err != nil {
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session.FlashError(w, r, "Couldn't get CurrentUser: %s", err)
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templates.Redirect(w, r.URL.Path)
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return
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}
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// Is the user currently in the chat room? Gate username changes when so.
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var isOnChat = worker.GetChatStatistics().IsOnline(user.Username)
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vars["OnChat"] = isOnChat
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// URL hashtag to redirect to
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var hashtag string
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// Are we POSTing?
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if r.Method == http.MethodPost {
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intent := r.PostFormValue("intent")
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switch intent {
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case "profile":
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// Setting profile values.
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hashtag = "#profile"
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var (
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displayName = r.PostFormValue("display_name")
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dob = r.PostFormValue("dob")
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)
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// Set user attributes.
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user.Name = &displayName
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// Birthdate, now required.
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if birthdate, err := time.Parse("2006-01-02", dob); err != nil {
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session.FlashError(w, r, "Incorrect format for birthdate; should be in yyyy-mm-dd format but got: %s", dob)
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} else {
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// Validate birthdate is at least age 18.
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if utility.Age(birthdate) < 18 {
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session.FlashError(w, r, "Invalid birthdate: you must be at least 18 years old to use this site.")
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templates.Redirect(w, r.URL.Path)
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return
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}
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// If the user changes their birthdate, notify the admin.
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if !user.Birthdate.IsZero() && user.Birthdate.Format("2006-01-02") != dob {
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// Create an admin Feedback model.
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fb := &models.Feedback{
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Intent: "report",
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Subject: "report.dob",
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UserID: user.ID,
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TableName: "users",
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TableID: user.ID,
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Message: fmt.Sprintf(
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"A user has modified their birthdate on their profile page!\n\n"+
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"* Original: %s (age %d)\n* Updated: %s (age %d)",
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user.Birthdate, utility.Age(user.Birthdate),
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birthdate, utility.Age(birthdate),
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),
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}
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// Save the feedback.
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if err := models.CreateFeedback(fb); err != nil {
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log.Error("Couldn't save feedback from user updating their DOB: %s", err)
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}
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}
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// Work around DST issues: set the hour to noon.
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user.Birthdate = birthdate.Add(12 * time.Hour)
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}
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// Set profile attributes.
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for _, attr := range config.ProfileFields {
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var value = strings.TrimSpace(r.PostFormValue(attr))
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// Look for spammy links to restricted video sites or things.
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if err := spam.DetectSpamMessage(value); err != nil {
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session.FlashError(w, r, "On field '%s': %s", attr, err.Error())
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continue
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}
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user.SetProfileField(attr, value)
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}
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// "Looking For" checkbox list.
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if hereFor, ok := r.PostForm["here_for"]; ok {
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user.SetProfileField("here_for", strings.Join(hereFor, ","))
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}
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Failed to save user to database: %s", err)
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}
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session.Flash(w, r, "Profile settings updated!")
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case "look":
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hashtag = "#look"
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// Resetting all styles?
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if r.PostFormValue("reset") == "true" {
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// Blank out all profile fields.
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for _, field := range []string{
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"hero-color-start",
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"hero-color-end",
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"hero-text-dark",
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"card-title-bg",
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"card-title-fg",
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"card-link-color",
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"card-lightness",
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} {
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user.SetProfileField(field, "")
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}
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Failed to save user to database: %s", err)
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}
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session.Flash(w, r, "Profile look & feel reset to defaults!")
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break
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}
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// Set color preferences.
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for _, field := range []string{
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"hero-color-start",
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"hero-color-end",
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"card-title-bg",
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"card-title-fg",
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"card-link-color",
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} {
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// Ensure valid.
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value := r.PostFormValue(field)
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if !reHexColor.Match([]byte(value)) {
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value = ""
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}
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user.SetProfileField(field, value)
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}
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// Set other fields.
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for _, field := range []string{
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"hero-text-dark",
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"card-lightness",
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"website-theme",
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} {
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value := r.PostFormValue(field)
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user.SetProfileField(field, value)
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}
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Failed to save user to database: %s", err)
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}
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session.Flash(w, r, "Profile look & feel updated!")
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case "preferences":
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hashtag = "#prefs"
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var (
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explicit = r.PostFormValue("explicit") == "true"
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blurExplicit = r.PostFormValue("blur_explicit")
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autoplayGif = r.PostFormValue("autoplay_gif")
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)
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user.Explicit = explicit
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// Set profile field prefs.
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user.SetProfileField("blur_explicit", blurExplicit)
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if autoplayGif != "true" {
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autoplayGif = "false"
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}
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user.SetProfileField("autoplay_gif", autoplayGif)
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Failed to save user to database: %s", err)
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}
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session.Flash(w, r, "Website preferences updated!")
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case "privacy":
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hashtag = "#privacy"
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var (
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visibility = models.UserVisibility(r.PostFormValue("visibility"))
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dmPrivacy = r.PostFormValue("dm_privacy")
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)
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user.Visibility = models.UserVisibilityPublic
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for _, cmp := range models.UserVisibilityOptions {
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if visibility == cmp {
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user.Visibility = visibility
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}
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}
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// Set profile field prefs.
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user.SetProfileField("dm_privacy", dmPrivacy)
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Failed to save user to database: %s", err)
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}
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session.Flash(w, r, "Privacy settings updated!")
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case "notifications":
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hashtag = "#notifications"
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// Store their notification opt-outs.
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for _, key := range config.NotificationOptOutFields {
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var value = r.PostFormValue(key)
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// Boolean flip for DB storage:
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// - Pre-existing users before these options are added have no pref stored in the DB
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// - The default pref is opt-IN (receive all notifications)
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// - The checkboxes on front-end are on by default, uncheck them to opt-out, checkbox value="true"
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// - So when they post as "true" (default), we keep the notifications sending
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// - If they uncheck the box, no value is sent and that's an opt-out.
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if value == "" {
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value = "true" // opt-out, store opt-out=true in the DB
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} else if value == "true" {
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value = "false" // the box remained checked, they don't opt-out, store opt-out=false in the DB
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}
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// Save it. TODO: fires off inserts/updates for each one,
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// probably not performant to do.
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user.SetProfileField(key, value)
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}
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session.Flash(w, r, "Notification preferences updated!")
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// Save the user for new fields to be committed to DB.
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Failed to save user to database: %s", err)
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}
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// Are they unsubscribing from all threads?
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if r.PostFormValue("unsubscribe_all_threads") == "true" {
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if err := models.UnsubscribeAllThreads(user); err != nil {
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session.FlashError(w, r, "Couldn't unsubscribe from threads: %s", err)
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} else {
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session.Flash(w, r, "Unsubscribed from all comment threads!")
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}
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}
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case "location":
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hashtag = "#location"
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var (
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source = r.PostFormValue("source")
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latStr = r.PostFormValue("latitude")
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lonStr = r.PostFormValue("longitude")
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)
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// Get and update the user's location.
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location := models.GetUserLocation(user.ID)
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location.Source = source
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if lat, err := strconv.ParseFloat(latStr, 64); err == nil {
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location.Latitude = lat
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} else {
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location.Latitude = 0
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}
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if lon, err := strconv.ParseFloat(lonStr, 64); err == nil {
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location.Longitude = lon
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} else {
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location.Longitude = 0
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}
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// Save it.
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if err := location.Save(); err != nil {
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session.FlashError(w, r, "Couldn't save your location preference: %s", err)
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} else {
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session.Flash(w, r, "Location settings updated!")
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}
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case "settings":
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hashtag = "#account"
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var (
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oldPassword = r.PostFormValue("old_password")
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changeEmail = strings.TrimSpace(strings.ToLower(r.PostFormValue("change_email")))
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changeUsername = strings.TrimSpace(strings.ToLower(r.PostFormValue("change_username")))
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password1 = strings.TrimSpace(r.PostFormValue("new_password"))
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password2 = strings.TrimSpace(r.PostFormValue("new_password2"))
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)
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// Their old password is needed to make any changes to their account.
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if err := user.CheckPassword(oldPassword); err != nil {
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session.FlashError(w, r, "Could not make changes to your account settings as the 'current password' you entered was incorrect.")
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templates.Redirect(w, r.URL.Path+hashtag)
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return
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}
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// Changing their username?
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if changeUsername != user.Username {
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// Not if they are in the chat room!
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if isOnChat {
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session.FlashError(w, r, "Your username could not be changed right now because you are logged into the chat room. Please exit the chat room, wait a minute, and try your request again.")
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templates.Redirect(w, r.URL.Path+hashtag)
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return
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}
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// Check if the new name is OK.
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if err := models.IsValidUsername(changeUsername); err != nil {
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session.FlashError(w, r, "Could not change your username: %s", err.Error())
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templates.Redirect(w, r.URL.Path+hashtag)
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return
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}
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// Set their name.
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origUsername := user.Username
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user.Username = changeUsername
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Error saving your new username: %s", err)
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} else {
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session.Flash(w, r, "Your username has been updated to: %s", user.Username)
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// Notify the admin about this to keep tabs if someone is acting strangely
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// with too-frequent username changes.
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fb := &models.Feedback{
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Intent: "report",
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Subject: "Change of username",
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UserID: user.ID,
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TableName: "users",
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TableID: user.ID,
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Message: fmt.Sprintf(
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"A user has modified their username on their profile page!\n\n"+
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"* Original: %s\n* Updated: %s",
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origUsername, changeUsername,
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),
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}
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// Save the feedback.
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if err := models.CreateFeedback(fb); err != nil {
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log.Error("Couldn't save feedback from user updating their DOB: %s", err)
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}
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}
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}
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// Changing their email?
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if changeEmail != user.Email {
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// Validate the email.
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if _, err := nm.ParseAddress(changeEmail); err != nil {
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session.FlashError(w, r, "The email address you entered is not valid: %s", err)
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templates.Redirect(w, r.URL.Path+hashtag)
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return
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}
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// Email must not already exist.
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if _, err := models.FindUser(changeEmail); err == nil {
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session.FlashError(w, r, "That email address is already in use.")
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templates.Redirect(w, r.URL.Path+hashtag)
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return
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}
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// Create a tokenized link.
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token := ChangeEmailToken{
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Token: uuid.New().String(),
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UserID: user.ID,
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NewEmail: changeEmail,
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}
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if err := redis.Set(fmt.Sprintf(config.ChangeEmailRedisKey, token.Token), token, config.SignupTokenExpires); err != nil {
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session.FlashError(w, r, "Failed to create change email token: %s", err)
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templates.Redirect(w, r.URL.Path+hashtag)
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return
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}
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err := mail.Send(mail.Message{
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To: changeEmail,
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Subject: "Verify your e-mail address",
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Template: "email/verify_email.html",
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Data: map[string]interface{}{
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"Title": config.Title,
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"URL": config.Current.BaseURL + "/settings/confirm-email?token=" + token.Token,
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"ChangeEmail": true,
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},
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})
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if err != nil {
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session.FlashError(w, r, "Error sending a confirmation email to %s: %s", changeEmail, err)
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} else {
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session.Flash(w, r, "Please verify your new email address. A link has been sent to %s to confirm.", changeEmail)
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}
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}
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// Changing their password?
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if password1 != "" {
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if password2 != password1 {
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log.Error("pw1=%s pw2=%s", password1, password2)
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session.FlashError(w, r, "Couldn't change your password: your new passwords do not match.")
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} else {
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// Hash the new password.
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if err := user.HashPassword(password1); err != nil {
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session.FlashError(w, r, "Failed to hash your new password: %s", err)
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} else {
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// Save the user row.
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Failed to update your password in the database: %s", err)
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} else {
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session.Flash(w, r, "Your password has been updated.")
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}
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}
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}
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}
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default:
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session.FlashError(w, r, "Unknown POST intent value. Please try again.")
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}
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// Maybe kick them from the chat room if they had become a Shy Account.
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if _, err := chat.MaybeDisconnectUser(user); err != nil {
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log.Error("chat.MaybeDisconnectUser(%s#%d): %s", user.Username, user.ID, err)
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}
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templates.Redirect(w, r.URL.Path+hashtag+".")
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return
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}
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// For the Location tab: get GeoIP insights.
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insights, err := geoip.GetRequestInsights(r)
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if err != nil {
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log.Error("GetRequestInsights: %s", err)
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}
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vars["GeoIPInsights"] = insights
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vars["UserLocation"] = models.GetUserLocation(user.ID)
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// Show enabled status for 2FA.
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vars["TwoFactorEnabled"] = models.Get2FA(user.ID).Enabled
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// Count of subscribed comment threads.
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vars["SubscriptionCount"] = models.CountSubscriptions(user)
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if err := tmpl.Execute(w, r, vars); err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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})
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}
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// ConfirmEmailChange after a user tries to change their email.
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func ConfirmEmailChange() http.HandlerFunc {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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var tokenStr = r.FormValue("token")
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if tokenStr != "" {
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var token ChangeEmailToken
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if err := redis.Get(fmt.Sprintf(config.ChangeEmailRedisKey, tokenStr), &token); err != nil {
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session.FlashError(w, r, "Invalid token. Please try again to change your email address.")
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templates.Redirect(w, "/")
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return
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}
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// Verify new email still doesn't already exist.
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if _, err := models.FindUser(token.NewEmail); err == nil {
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session.FlashError(w, r, "Couldn't update your email address: it is already in use by another member.")
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templates.Redirect(w, "/")
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return
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}
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// Look up the user.
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user, err := models.GetUser(token.UserID)
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if err != nil {
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session.FlashError(w, r, "Didn't find the user that this email change was for. Please try again.")
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templates.Redirect(w, "/")
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return
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}
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// Burn the token.
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if err := token.Delete(); err != nil {
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log.Error("ChangeEmail: couldn't delete Redis token: %s", err)
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}
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// Make the change.
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user.Email = token.NewEmail
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if err := user.Save(); err != nil {
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session.FlashError(w, r, "Couldn't save the change to your user: %s", err)
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} else {
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session.Flash(w, r, "Your email address has been confirmed and updated.")
|
|
templates.Redirect(w, "/")
|
|
}
|
|
} else {
|
|
session.FlashError(w, r, "Invalid change email token. Please try again.")
|
|
}
|
|
|
|
templates.Redirect(w, "/")
|
|
})
|
|
}
|