// Saves the information for a user.
func (auth *Authenticator) SaveUser(user *User) error {
user.Channels = ch.SimplifyChannels(user.Channels, true)
if user.Password != nil {
user.SetPassword(*user.Password)
user.Password = nil
}
if err := user.Validate(); err != nil {
return err
}
if (user.Name == "") != (user.PasswordHash == nil) {
// Real user must have a password; anon user must not have a password
return &base.HTTPError{http.StatusBadRequest, "Invalid password"}
}
if err := auth.bucket.Set(docIDForUser(user.Name), 0, user); err != nil {
return err
}
if user.Email != "" {
info := userByEmailInfo{user.Name}
if err := auth.bucket.Set(docIDForUserEmail(user.Email), 0, info); err != nil {
return err
}
//FIX: Fail if email address is already registered to another user
//FIX: Unregister old email address if any
}
return nil
}
func (h *handler) handleChanges() error {
// http://wiki.apache.org/couchdb/HTTP_database_API#Changes
var options db.ChangesOptions
options.Since = h.getIntQuery("since", 0)
options.Limit = int(h.getIntQuery("limit", 0))
options.Conflicts = (h.getQuery("style") == "all_docs")
options.IncludeDocs = (h.getBoolQuery("include_docs"))
// Get the channels as parameters to an imaginary "bychannel" filter.
// The default is all channels the user can access.
userChannels := h.user.Channels
filter := h.getQuery("filter")
if filter != "" {
if filter != "sync_gateway/bychannel" {
return &base.HTTPError{http.StatusBadRequest, "Unknown filter; try sync_gateway/bychannel"}
}
channelsParam := h.getQuery("channels")
if channelsParam == "" {
return &base.HTTPError{http.StatusBadRequest, "Missing 'channels' filter parameter"}
}
userChannels = channels.SimplifyChannels(strings.Split(channelsParam, ","), true)
userChannels = h.user.ExpandWildCardChannel(userChannels)
if err := h.user.AuthorizeAllChannels(userChannels); err != nil {
return err
}
}
switch h.getQuery("feed") {
case "continuous":
return h.handleContinuousChanges(userChannels, options)
case "longpoll":
options.Wait = true
}
return h.handleSimpleChanges(userChannels, options)
}
// Creates a new User object.
func NewUser(username string, password string, channels []string) (*User, error) {
user := &User{Name: username, Channels: ch.SimplifyChannels(channels, true)}
user.SetPassword(password)
if err := user.Validate(); err != nil {
return nil, err
}
return user, nil
}
// Saves the information for a user.
func (auth *Authenticator) SaveUser(user *User) error {
user.Channels = ch.SimplifyChannels(user.Channels, true)
if user.Password != nil {
user.SetPassword(*user.Password)
user.Password = nil
}
if err := user.Validate(); err != nil {
return err
}
if err := auth.bucket.Set(docIDForUser(user.Name), 0, user); err != nil {
return err
}
if user.Email != "" {
info := userByEmailInfo{user.Name}
if err := auth.bucket.Set(docIDForUserEmail(user.Email), 0, info); err != nil {
return err
}
//FIX: Fail if email address is already registered to another user
//FIX: Unregister old email address if any
}
return nil
}