discourse/app/controllers/users_controller.rb

435 lines
14 KiB
Ruby

require_dependency 'discourse_hub'
require_dependency 'user_name_suggester'
require_dependency 'user_activator'
class UsersController < ApplicationController
skip_before_filter :authorize_mini_profiler, only: [:avatar]
skip_before_filter :check_xhr, only: [:show, :password_reset, :update, :activate_account, :authorize_email, :user_preferences_redirect, :avatar]
before_filter :ensure_logged_in, only: [:username, :update, :change_email, :user_preferences_redirect, :upload_avatar, :toggle_avatar]
# we need to allow account creation with bad CSRF tokens, if people are caching, the CSRF token on the
# page is going to be empty, this means that server will see an invalid CSRF and blow the session
# once that happens you can't log in with social
skip_before_filter :verify_authenticity_token, only: [:create]
skip_before_filter :redirect_to_login_if_required, only: [:check_username,
:create,
:get_honeypot_value,
:activate_account,
:send_activation_email,
:authorize_email,
:password_reset]
def show
@user = fetch_user_from_params
user_serializer = UserSerializer.new(@user, scope: guardian, root: 'user')
respond_to do |format|
format.html do
store_preloaded("user_#{@user.username}", MultiJson.dump(user_serializer))
end
format.json do
render_json_dump(user_serializer)
end
end
end
def user_preferences_redirect
redirect_to email_preferences_path(current_user.username_lower)
end
def update
user = User.where(username_lower: params[:username].downcase).first
guardian.ensure_can_edit!(user)
json_result(user, serializer: UserSerializer) do |u|
website = params[:website]
if website
website = "http://" + website unless website =~ /^http/
end
u.bio_raw = params[:bio_raw] || u.bio_raw
u.name = params[:name] || u.name
u.website = website || u.website
u.digest_after_days = params[:digest_after_days] || u.digest_after_days
u.auto_track_topics_after_msecs = params[:auto_track_topics_after_msecs].to_i if params[:auto_track_topics_after_msecs]
u.new_topic_duration_minutes = params[:new_topic_duration_minutes].to_i if params[:new_topic_duration_minutes]
u.title = params[:title] || u.title if guardian.can_grant_title?(u)
[:email_digests, :email_always, :email_direct, :email_private_messages,
:external_links_in_new_tab, :enable_quoting, :dynamic_favicon].each do |i|
if params[i].present?
u.send("#{i.to_s}=", params[i] == 'true')
end
end
u.save ? u : nil
end
end
def username
params.require(:new_username)
user = fetch_user_from_params
guardian.ensure_can_edit_username!(user)
result = user.change_username(params[:new_username])
raise Discourse::InvalidParameters.new(:new_username) unless result
render nothing: true
end
def preferences
render nothing: true
end
def invited
params.require(:username)
params.permit(:filter)
by_user = fetch_user_from_params
invited = Invite.where(invited_by_id: by_user.id)
.includes(:user => :user_stat)
.order('CASE WHEN invites.user_id IS NOT NULL THEN 0 ELSE 1 END',
'user_stats.time_read DESC',
'invites.redeemed_at DESC')
.limit(SiteSetting.invites_shown)
.references('user_stats')
unless guardian.can_see_pending_invites_from?(by_user)
invited = invited.where('invites.user_id IS NOT NULL')
end
if params[:filter].present?
invited = invited.where('(LOWER(invites.email) LIKE :filter) or (LOWER(users.username) LIKE :filter)', filter: "%#{params[:filter].downcase}%")
.references(:users)
end
render_serialized(invited.to_a, InviteSerializer)
end
def is_local_username
params.require(:username)
u = params[:username].downcase
r = User.exec_sql('select 1 from users where username_lower = ?', u).values
render json: {valid: r.length == 1}
end
def render_available_true
render(json: { available: true })
end
def changing_case_of_own_username(target_user, username)
target_user and username.downcase == target_user.username.downcase
end
# Used for checking availability of a username and will return suggestions
# if the username is not available.
def check_username
params.require(:username)
username = params[:username]
target_user = user_from_params_or_current_user
# The special case where someone is changing the case of their own username
return render_available_true if changing_case_of_own_username(target_user, username)
checker = UsernameCheckerService.new
email = params[:email] || target_user.try(:email)
render(json: checker.check_username(username, email))
rescue RestClient::Forbidden
render json: {errors: [I18n.t("discourse_hub.access_token_problem")]}
end
def user_from_params_or_current_user
params[:for_user_id] ? User.find(params[:for_user_id]) : current_user
end
def create
return fake_success_response if suspicious? params
user = User.new_from_params(params)
user.ip_address = request.ip
auth = authenticate_user(user, params)
register_nickname(user)
user.save ? user_create_successful(user, auth) : user_create_failed(user)
rescue ActiveRecord::StatementInvalid
render json: { success: false, message: I18n.t("login.something_already_taken") }
rescue DiscourseHub::NicknameUnavailable => e
render json: e.response_message
rescue RestClient::Forbidden
render json: { errors: [I18n.t("discourse_hub.access_token_problem")] }
end
def get_honeypot_value
render json: {value: honeypot_value, challenge: challenge_value}
end
def password_reset
expires_now()
@user = EmailToken.confirm(params[:token])
if @user.blank?
flash[:error] = I18n.t('password_reset.no_token')
else
if request.put? && params[:password].present?
@user.password = params[:password]
if @user.save
if Guardian.new(@user).can_access_forum?
# Log in the user
log_on_user(@user)
flash[:success] = I18n.t('password_reset.success')
else
@requires_approval = true
flash[:success] = I18n.t('password_reset.success_unapproved')
end
end
end
end
render layout: 'no_js'
end
def change_email
params.require(:email)
user = fetch_user_from_params
guardian.ensure_can_edit_email!(user)
lower_email = Email.downcase(params[:email]).strip
# Raise an error if the email is already in use
if User.where("email = ?", lower_email).exists?
raise Discourse::InvalidParameters.new(:email)
end
email_token = user.email_tokens.create(email: lower_email)
Jobs.enqueue(
:user_email,
to_address: lower_email,
type: :authorize_email,
user_id: user.id,
email_token: email_token.token
)
render nothing: true
end
def authorize_email
expires_now()
if @user = EmailToken.confirm(params[:token])
log_on_user(@user)
else
flash[:error] = I18n.t('change_email.error')
end
render layout: 'no_js'
end
def activate_account
expires_now()
if @user = EmailToken.confirm(params[:token])
# Log in the user unless they need to be approved
if Guardian.new(@user).can_access_forum?
@user.enqueue_welcome_message('welcome_user') if @user.send_welcome_message
log_on_user(@user)
else
@needs_approval = true
end
else
flash[:error] = I18n.t('activation.already_done')
end
render layout: 'no_js'
end
def send_activation_email
@user = fetch_user_from_params
@email_token = @user.email_tokens.unconfirmed.active.first
if @user
@email_token ||= @user.email_tokens.create(email: @user.email)
Jobs.enqueue(:user_email, type: :signup, user_id: @user.id, email_token: @email_token.token)
end
render nothing: true
end
def search_users
term = params[:term].to_s.strip
topic_id = params[:topic_id]
topic_id = topic_id.to_i if topic_id
results = UserSearch.new(term, topic_id).search
user_fields = [:username, :use_uploaded_avatar, :upload_avatar_template, :uploaded_avatar_id]
user_fields << :name if SiteSetting.enable_names?
render json: { users: results.as_json(only: user_fields, methods: :avatar_template) }
end
# [LEGACY] avatars in quotes/oneboxes might still be pointing to this route
# fixing it requires a rebake of all the posts
def avatar
user = User.where(username_lower: params[:username].downcase).first
if user.present?
size = determine_avatar_size(params[:size])
url = user.avatar_template.gsub("{size}", size.to_s)
expires_in 1.day
redirect_to url
else
raise ActiveRecord::RecordNotFound
end
end
def determine_avatar_size(size)
size = size.to_i
size = 64 if size == 0
size = 10 if size < 10
size = 128 if size > 128
size
end
def upload_avatar
user = fetch_user_from_params
guardian.ensure_can_edit!(user)
file = params[:file] || params[:files].first
# Only allow url uploading for API users
# TODO: Does not protect from huge uploads
# https://github.com/discourse/discourse/pull/1512
if file.is_a?(String) && is_api?
adapted = ::UriAdapter.new(file)
file = adapted.build_uploaded_file
filesize = adapted.file_size
elsif file.is_a?(String)
return render status: 422, text: I18n.t("upload.images.unknown_image_type")
end
# check the file size (note: this might also be done in the web server)
filesize ||= File.size(file.tempfile)
max_size_kb = SiteSetting.max_image_size_kb * 1024
if filesize > max_size_kb
return render status: 413,
text: I18n.t("upload.images.too_large",
max_size_kb: max_size_kb)
end
unless SiteSetting.authorized_image?(file)
return render status: 422, text: I18n.t("upload.images.unknown_image_type")
end
upload = Upload.create_for(user.id, file, filesize)
user.update_avatar(upload)
Jobs.enqueue(:generate_avatars, user_id: user.id, upload_id: upload.id)
render json: {
url: upload.url,
width: upload.width,
height: upload.height,
}
rescue Discourse::InvalidParameters
render status: 422, text: I18n.t("upload.images.unknown_image_type")
rescue FastImage::ImageFetchFailure
render status: 422, text: I18n.t("upload.images.fetch_failure")
rescue FastImage::UnknownImageType
render status: 422, text: I18n.t("upload.images.unknown_image_type")
rescue FastImage::SizeNotFound
render status: 422, text: I18n.t("upload.images.size_not_found")
end
def toggle_avatar
params.require(:use_uploaded_avatar)
user = fetch_user_from_params
guardian.ensure_can_edit!(user)
user.use_uploaded_avatar = params[:use_uploaded_avatar]
user.save!
render nothing: true
end
private
def honeypot_value
Digest::SHA1::hexdigest("#{Discourse.current_hostname}:#{Discourse::Application.config.secret_token}")[0,15]
end
def challenge_value
challenge = $redis.get('SECRET_CHALLENGE')
unless challenge && challenge.length == 16*2
challenge = SecureRandom.hex(16)
$redis.set('SECRET_CHALLENGE',challenge)
end
challenge
end
def suspicious?(params)
honeypot_or_challenge_fails?(params) || SiteSetting.invite_only?
end
def fake_success_response
render(
json: {
success: true,
active: false,
message: I18n.t("login.activate_email", email: params[:email])
}
)
end
def honeypot_or_challenge_fails?(params)
params[:password_confirmation] != honeypot_value ||
params[:challenge] != challenge_value.try(:reverse)
end
def valid_session_authentication?(auth, email)
auth && auth[:email] == email && auth[:email_valid]
end
def create_third_party_auth_records(user, auth)
return unless auth && auth[:authenticator_name]
authenticator = Users::OmniauthCallbacksController.find_authenticator(auth[:authenticator_name])
authenticator.after_create_account(user, auth)
end
def register_nickname(user)
if user.valid? && SiteSetting.call_discourse_hub?
DiscourseHub.register_nickname(user.username, user.email)
end
end
def user_create_successful(user, auth)
activator = UserActivator.new(user, request, session, cookies)
create_third_party_auth_records(user, auth)
# Clear authentication session.
session[:authentication] = nil
render json: { success: true, active: user.active?, message: activator.activation_message }
end
def user_create_failed(user)
render json: {
success: false,
message: I18n.t("login.errors", errors: user.errors.full_messages.join("\n")),
errors: user.errors.to_hash,
values: user.attributes.slice("name", "username", "email")
}
end
def authenticate_user(user, params)
auth = session[:authentication]
user.active = true if valid_session_authentication?(auth, params[:email])
user.password_required! unless auth
auth
end
end