openstreetmap-website/app/controllers/api/user_preferences_controller.rb
2019-11-20 16:39:23 +01:00

80 lines
2 KiB
Ruby

# Update and read user preferences, which are arbitrayr key/val pairs
module Api
class UserPreferencesController < ApiController
before_action :authorize
authorize_resource
around_action :api_call_handle_error
##
# return all the preferences as an XML document
def index
@user_preferences = current_user.preferences
render :formats => [:xml]
end
##
# return the value for a single preference
def show
pref = UserPreference.find([current_user.id, params[:preference_key]])
render :plain => pref.v.to_s
end
# update the entire set of preferences
def update_all
old_preferences = current_user.preferences.each_with_object({}) do |preference, preferences|
preferences[preference.k] = preference
end
new_preferences = {}
doc = XML::Parser.string(request.raw_post, :options => XML::Parser::Options::NOERROR).parse
doc.find("//preferences/preference").each do |pt|
if preference = old_preferences.delete(pt["k"])
preference.v = pt["v"]
elsif new_preferences.include?(pt["k"])
raise OSM::APIDuplicatePreferenceError, pt["k"]
else
preference = current_user.preferences.build(:k => pt["k"], :v => pt["v"])
end
new_preferences[preference.k] = preference
end
old_preferences.each_value(&:delete)
new_preferences.each_value(&:save!)
render :plain => ""
end
##
# update the value of a single preference
def update
begin
pref = UserPreference.find([current_user.id, params[:preference_key]])
rescue ActiveRecord::RecordNotFound
pref = UserPreference.new
pref.user = current_user
pref.k = params[:preference_key]
end
pref.v = request.raw_post.chomp
pref.save!
render :plain => ""
end
##
# delete a single preference
def destroy
UserPreference.find([current_user.id, params[:preference_key]]).delete
render :plain => ""
end
end
end