615 lines
18 KiB
Ruby
615 lines
18 KiB
Ruby
require_dependency 'discourse_hub'
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require_dependency 'user_name_suggester'
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require_dependency 'avatar_upload_service'
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require_dependency 'rate_limiter'
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class UsersController < ApplicationController
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skip_before_filter :authorize_mini_profiler, only: [:avatar]
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skip_before_filter :check_xhr, only: [:show, :password_reset, :update, :account_created, :activate_account, :perform_account_activation, :authorize_email, :user_preferences_redirect, :avatar, :my_redirect]
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before_filter :ensure_logged_in, only: [:username, :update, :change_email, :user_preferences_redirect, :upload_user_image, :pick_avatar, :destroy_user_image, :destroy, :check_emails]
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before_filter :respond_to_suspicious_request, only: [:create]
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# we need to allow account creation with bad CSRF tokens, if people are caching, the CSRF token on the
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# page is going to be empty, this means that server will see an invalid CSRF and blow the session
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# once that happens you can't log in with social
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skip_before_filter :verify_authenticity_token, only: [:create]
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skip_before_filter :redirect_to_login_if_required, only: [:check_username,
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:create,
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:get_honeypot_value,
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:account_created,
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:activate_account,
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:perform_account_activation,
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:send_activation_email,
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:authorize_email,
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:password_reset]
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def show
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@user = fetch_user_from_params
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user_serializer = UserSerializer.new(@user, scope: guardian, root: 'user')
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if params[:stats].to_s == "false"
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user_serializer.omit_stats = true
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end
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respond_to do |format|
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format.html do
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@restrict_fields = guardian.restrict_user_fields?(@user)
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store_preloaded("user_#{@user.username}", MultiJson.dump(user_serializer))
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end
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format.json do
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render_json_dump(user_serializer)
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end
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end
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end
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def card_badge
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end
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def update_card_badge
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user = fetch_user_from_params
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guardian.ensure_can_edit!(user)
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user_badge = UserBadge.find_by(id: params[:user_badge_id].to_i)
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if user_badge && user_badge.user == user && user_badge.badge.image.present?
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user.user_profile.update_column(:card_image_badge_id, user_badge.badge.id)
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else
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user.user_profile.update_column(:card_image_badge_id, nil)
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end
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render nothing: true
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end
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def user_preferences_redirect
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redirect_to email_preferences_path(current_user.username_lower)
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end
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def update
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user = fetch_user_from_params
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guardian.ensure_can_edit!(user)
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if params[:user_fields].present?
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params[:custom_fields] = {} unless params[:custom_fields].present?
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UserField.where(editable: true).each do |f|
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val = params[:user_fields][f.id.to_s]
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val = nil if val === "false"
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val = val[0...UserField.max_length] if val
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return render_json_error(I18n.t("login.missing_user_field")) if val.blank? && f.required?
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params[:custom_fields]["user_field_#{f.id}"] = val
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end
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end
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json_result(user, serializer: UserSerializer, additional_errors: [:user_profile]) do |u|
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updater = UserUpdater.new(current_user, user)
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updater.update(params)
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end
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end
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def username
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params.require(:new_username)
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user = fetch_user_from_params
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guardian.ensure_can_edit_username!(user)
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# TODO proper error surfacing (result is a Model#save call)
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result = user.change_username(params[:new_username], current_user)
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raise Discourse::InvalidParameters.new(:new_username) unless result
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render json: {
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id: user.id,
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username: user.username
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}
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end
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def check_emails
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user = fetch_user_from_params(include_inactive: true)
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guardian.ensure_can_check_emails!(user)
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StaffActionLogger.new(current_user).log_check_email(user, context: params[:context])
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render json: {
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email: user.email,
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associated_accounts: user.associated_accounts
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}
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rescue Discourse::InvalidAccess
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render json: failed_json, status: 403
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end
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def badge_title
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params.require(:user_badge_id)
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user = fetch_user_from_params
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guardian.ensure_can_edit!(user)
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user_badge = UserBadge.find_by(id: params[:user_badge_id])
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if user_badge && user_badge.user == user && user_badge.badge.allow_title?
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user.title = user_badge.badge.name
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user.user_profile.badge_granted_title = true
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user.save!
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user.user_profile.save!
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else
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user.title = ''
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user.save!
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end
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render nothing: true
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end
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def preferences
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render nothing: true
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end
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def my_redirect
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if current_user.present? && params[:path] =~ /^[a-z\-\/]+$/
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redirect_to "/users/#{current_user.username}/#{params[:path]}"
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return
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end
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raise Discourse::NotFound.new
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end
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def invited
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inviter = fetch_user_from_params
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offset = params[:offset].to_i || 0
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invites = if guardian.can_see_invite_details?(inviter)
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Invite.find_all_invites_from(inviter, offset)
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else
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Invite.find_redeemed_invites_from(inviter, offset)
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end
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invites = invites.filter_by(params[:filter])
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render_json_dump invites: serialize_data(invites.to_a, InviteSerializer),
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can_see_invite_details: guardian.can_see_invite_details?(inviter)
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end
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def is_local_username
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params.require(:username)
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u = params[:username].downcase
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r = User.exec_sql('select 1 from users where username_lower = ?', u).values
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render json: {valid: r.length == 1}
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end
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def render_available_true
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render(json: { available: true })
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end
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def changing_case_of_own_username(target_user, username)
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target_user and username.downcase == target_user.username.downcase
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end
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# Used for checking availability of a username and will return suggestions
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# if the username is not available.
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def check_username
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if !params[:username].present?
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params.require(:username) if !params[:email].present?
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return render(json: success_json)
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end
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username = params[:username]
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target_user = user_from_params_or_current_user
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# The special case where someone is changing the case of their own username
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return render_available_true if changing_case_of_own_username(target_user, username)
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checker = UsernameCheckerService.new
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email = params[:email] || target_user.try(:email)
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render json: checker.check_username(username, email)
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end
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def user_from_params_or_current_user
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params[:for_user_id] ? User.find(params[:for_user_id]) : current_user
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end
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def create
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params.permit(:user_fields)
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unless SiteSetting.allow_new_registrations
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return fail_with("login.new_registrations_disabled")
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end
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if params[:password] && params[:password].length > User.max_password_length
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return fail_with("login.password_too_long")
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end
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user = User.new(user_params)
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# Handle custom fields
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user_fields = UserField.all
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if user_fields.present?
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field_params = params[:user_fields] || {}
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fields = user.custom_fields
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user_fields.each do |f|
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field_val = field_params[f.id.to_s]
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if field_val.blank?
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return fail_with("login.missing_user_field") if f.required?
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else
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fields["user_field_#{f.id}"] = field_val[0...UserField.max_length]
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end
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end
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user.custom_fields = fields
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end
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authentication = UserAuthenticator.new(user, session)
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if !authentication.has_authenticator? && !SiteSetting.enable_local_logins
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return render nothing: true, status: 500
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end
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authentication.start
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activation = UserActivator.new(user, request, session, cookies)
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activation.start
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# just assign a password if we have an authenticator and no password
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# this is the case for Twitter
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user.password = SecureRandom.hex if user.password.blank? && authentication.has_authenticator?
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if user.save
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authentication.finish
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activation.finish
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# save user email in session, to show on account-created page
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session["user_created_message"] = activation.message
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render json: {
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success: true,
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active: user.active?,
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message: activation.message,
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user_id: user.id
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}
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else
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render json: {
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success: false,
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message: I18n.t(
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'login.errors',
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errors: user.errors.full_messages.join("\n")
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),
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errors: user.errors.to_hash,
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values: user.attributes.slice('name', 'username', 'email')
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}
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end
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rescue ActiveRecord::StatementInvalid
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render json: {
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success: false,
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message: I18n.t("login.something_already_taken")
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}
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rescue RestClient::Forbidden
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render json: { errors: [I18n.t("discourse_hub.access_token_problem")] }
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end
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def get_honeypot_value
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render json: {value: honeypot_value, challenge: challenge_value}
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end
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def password_reset
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expires_now
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if EmailToken.valid_token_format?(params[:token])
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@user = EmailToken.confirm(params[:token])
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if @user
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session["password-#{params[:token]}"] = @user.id
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else
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user_id = session["password-#{params[:token]}"]
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@user = User.find(user_id) if user_id
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end
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else
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@invalid_token = true
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end
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if !@user
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@error = I18n.t('password_reset.no_token')
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elsif request.put?
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@invalid_password = params[:password].blank? || params[:password].length > User.max_password_length
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if @invalid_password
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@user.errors.add(:password, :invalid)
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else
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@user.password = params[:password]
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@user.password_required!
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if @user.save
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Invite.invalidate_for_email(@user.email) # invite link can't be used to log in anymore
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logon_after_password_reset
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end
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end
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end
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render layout: 'no_ember'
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end
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def logon_after_password_reset
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message = if Guardian.new(@user).can_access_forum?
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# Log in the user
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log_on_user(@user)
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'password_reset.success'
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else
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@requires_approval = true
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'password_reset.success_unapproved'
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end
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@success = I18n.t(message)
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end
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def change_email
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params.require(:email)
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user = fetch_user_from_params
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guardian.ensure_can_edit_email!(user)
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lower_email = Email.downcase(params[:email]).strip
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RateLimiter.new(user, "change-email-hr-#{request.remote_ip}", 6, 1.hour).performed!
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RateLimiter.new(user, "change-email-min-#{request.remote_ip}", 3, 1.minute).performed!
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# Raise an error if the email is already in use
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if User.find_by_email(lower_email)
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raise Discourse::InvalidParameters.new(:email)
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end
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email_token = user.email_tokens.create(email: lower_email)
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Jobs.enqueue(
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:user_email,
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to_address: lower_email,
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type: :authorize_email,
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user_id: user.id,
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email_token: email_token.token
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)
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render nothing: true
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rescue RateLimiter::LimitExceeded
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render_json_error(I18n.t("rate_limiter.slow_down"))
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end
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def authorize_email
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expires_now()
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if @user = EmailToken.confirm(params[:token])
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log_on_user(@user)
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else
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flash[:error] = I18n.t('change_email.error')
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end
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render layout: 'no_ember'
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end
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def account_created
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@message = session['user_created_message']
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expires_now
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render layout: 'no_ember'
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end
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def activate_account
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expires_now
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render layout: 'no_ember'
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end
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def perform_account_activation
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raise Discourse::InvalidAccess.new if honeypot_or_challenge_fails?(params)
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if @user = EmailToken.confirm(params[:token])
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# Log in the user unless they need to be approved
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if Guardian.new(@user).can_access_forum?
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@user.enqueue_welcome_message('welcome_user') if @user.send_welcome_message
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log_on_user(@user)
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else
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@needs_approval = true
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end
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else
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flash[:error] = I18n.t('activation.already_done')
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end
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render layout: 'no_ember'
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end
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def send_activation_email
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RateLimiter.new(nil, "activate-hr-#{request.remote_ip}", 30, 1.hour).performed!
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RateLimiter.new(nil, "activate-min-#{request.remote_ip}", 6, 1.minute).performed!
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@user = User.find_by_username_or_email(params[:username].to_s)
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raise Discourse::NotFound unless @user
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@email_token = @user.email_tokens.unconfirmed.active.first
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enqueue_activation_email if @user
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render nothing: true
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end
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def enqueue_activation_email
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@email_token ||= @user.email_tokens.create(email: @user.email)
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Jobs.enqueue(:user_email, type: :signup, user_id: @user.id, email_token: @email_token.token)
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end
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def search_users
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term = params[:term].to_s.strip
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topic_id = params[:topic_id]
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topic_id = topic_id.to_i if topic_id
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results = UserSearch.new(term, topic_id: topic_id, searching_user: current_user).search
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user_fields = [:username, :upload_avatar_template, :uploaded_avatar_id]
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user_fields << :name if SiteSetting.enable_names?
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to_render = { users: results.as_json(only: user_fields, methods: :avatar_template) }
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if params[:include_groups] == "true"
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to_render[:groups] = Group.search_group(term, current_user).map {|m| {:name=>m.name, :usernames=> m.usernames.split(",")} }
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end
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render json: to_render
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end
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def upload_user_image
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params.require(:image_type)
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user = fetch_user_from_params
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guardian.ensure_can_edit!(user)
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file = params[:file] || params[:files].first
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# HACK FOR IE9 to prevent the "download dialog"
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response.headers["Content-Type"] = "text/plain" if request.user_agent =~ /MSIE 9/
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begin
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image = build_user_image_from(file)
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rescue Discourse::InvalidParameters
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return render status: 422, text: I18n.t("upload.images.unknown_image_type")
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end
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upload = Upload.create_for(user.id, image.file, image.filename, image.filesize)
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if upload.errors.empty?
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case params[:image_type]
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when "avatar"
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upload_avatar_for(user, upload)
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when "profile_background"
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upload_profile_background_for(user.user_profile, upload)
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when "card_background"
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upload_card_background_for(user.user_profile, upload)
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end
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else
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render status: 422, text: upload.errors.full_messages
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end
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end
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def pick_avatar
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user = fetch_user_from_params
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guardian.ensure_can_edit!(user)
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upload_id = params[:upload_id]
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user.uploaded_avatar_id = upload_id
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# ensure we associate the custom avatar properly
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if upload_id && !user.user_avatar.contains_upload?(upload_id)
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user.user_avatar.custom_upload_id = upload_id
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end
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user.save!
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render json: success_json
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end
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def destroy_user_image
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user = fetch_user_from_params
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guardian.ensure_can_edit!(user)
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image_type = params.require(:image_type)
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if image_type == 'profile_background'
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user.user_profile.clear_profile_background
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elsif image_type == 'card_background'
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user.user_profile.clear_card_background
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else
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raise Discourse::InvalidParameters.new(:image_type)
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end
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render nothing: true
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end
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def destroy
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@user = fetch_user_from_params
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guardian.ensure_can_delete_user!(@user)
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UserDestroyer.new(current_user).destroy(@user, { delete_posts: true, context: params[:context] })
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render json: success_json
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end
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def read_faq
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if(user = current_user)
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user.user_stat.read_faq = 1.second.ago
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user.user_stat.save
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end
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render json: success_json
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end
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def staff_info
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@user = fetch_user_from_params
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guardian.ensure_can_see_staff_info!(@user)
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result = {}
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%W{number_of_deleted_posts number_of_flagged_posts number_of_flags_given number_of_suspensions number_of_warnings}.each do |info|
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result[info] = @user.send(info)
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end
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render json: result
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end
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private
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|
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 build_user_image_from(file)
|
|
source = if file.is_a?(String)
|
|
is_api? ? :url : (raise Discourse::InvalidParameters)
|
|
else
|
|
:image
|
|
end
|
|
|
|
AvatarUploadService.new(file, source)
|
|
end
|
|
|
|
def upload_avatar_for(user, upload)
|
|
render json: { upload_id: upload.id, url: upload.url, width: upload.width, height: upload.height }
|
|
end
|
|
|
|
def upload_profile_background_for(user_profile, upload)
|
|
user_profile.upload_profile_background(upload)
|
|
render json: { url: upload.url, width: upload.width, height: upload.height }
|
|
end
|
|
|
|
def upload_card_background_for(user_profile, upload)
|
|
user_profile.upload_card_background(upload)
|
|
render json: { url: upload.url, width: upload.width, height: upload.height }
|
|
end
|
|
|
|
def respond_to_suspicious_request
|
|
if suspicious?(params)
|
|
render(
|
|
json: {
|
|
success: true,
|
|
active: false,
|
|
message: I18n.t("login.activate_email", email: params[:email])
|
|
}
|
|
)
|
|
end
|
|
end
|
|
|
|
def suspicious?(params)
|
|
return false if current_user && is_api? && current_user.admin?
|
|
|
|
honeypot_or_challenge_fails?(params) || SiteSetting.invite_only?
|
|
end
|
|
|
|
def honeypot_or_challenge_fails?(params)
|
|
return false if is_api?
|
|
|
|
params[:password_confirmation] != honeypot_value ||
|
|
params[:challenge] != challenge_value.try(:reverse)
|
|
end
|
|
|
|
def user_params
|
|
params.permit(
|
|
:name,
|
|
:email,
|
|
:password,
|
|
:username,
|
|
:active
|
|
).merge(ip_address: request.ip, registration_ip_address: request.ip)
|
|
end
|
|
|
|
def fail_with(key)
|
|
render json: { success: false, message: I18n.t(key) }
|
|
end
|
|
|
|
end
|