From 5f511324b65f94d800dbbd3850214955d7d9eb73 Mon Sep 17 00:00:00 2001 From: Eugen Rochko Date: Sun, 26 Feb 2017 23:23:06 +0100 Subject: [PATCH] Add validation of media attachments, clean up mastodon-own exception classes --- app/controllers/api/v1/statuses_controller.rb | 10 +++++----- app/controllers/api_controller.rb | 4 ++-- .../authorize_follow_controller.rb | 2 +- app/lib/exceptions.rb | 3 ++- app/services/favourite_service.rb | 2 +- app/services/follow_service.rb | 2 +- app/services/post_status_service.rb | 19 +++++++++---------- app/services/reblog_service.rb | 2 +- 8 files changed, 22 insertions(+), 22 deletions(-) diff --git a/app/controllers/api/v1/statuses_controller.rb b/app/controllers/api/v1/statuses_controller.rb index 2ffd4a01..552f1b1b 100644 --- a/app/controllers/api/v1/statuses_controller.rb +++ b/app/controllers/api/v1/statuses_controller.rb @@ -62,11 +62,11 @@ class Api::V1::StatusesController < ApiController end def create - @status = PostStatusService.new.call(current_user.account, params[:status], params[:in_reply_to_id].blank? ? nil : Status.find(params[:in_reply_to_id]), media_ids: params[:media_ids], - sensitive: params[:sensitive], - spoiler_text: params[:spoiler_text], - visibility: params[:visibility], - application: doorkeeper_token.application) + @status = PostStatusService.new.call(current_user.account, params[:status], params[:in_reply_to_id].blank? ? nil : Status.find(params[:in_reply_to_id]), media_ids: params[:media_ids], + sensitive: params[:sensitive], + spoiler_text: params[:spoiler_text], + visibility: params[:visibility], + application: doorkeeper_token.application) render action: :show end diff --git a/app/controllers/api_controller.rb b/app/controllers/api_controller.rb index 5d2bd9a2..c2002cb7 100644 --- a/app/controllers/api_controller.rb +++ b/app/controllers/api_controller.rb @@ -10,7 +10,7 @@ class ApiController < ApplicationController before_action :set_rate_limit_headers - rescue_from ActiveRecord::RecordInvalid do |e| + rescue_from ActiveRecord::RecordInvalid, Mastodon::ValidationError do |e| render json: { error: e.to_s }, status: 422 end @@ -30,7 +30,7 @@ class ApiController < ApplicationController render json: { error: 'Remote SSL certificate could not be verified' }, status: 503 end - rescue_from Mastodon::NotPermitted do + rescue_from Mastodon::NotPermittedError do render json: { error: 'This action is not allowed' }, status: 403 end diff --git a/app/controllers/authorize_follow_controller.rb b/app/controllers/authorize_follow_controller.rb index e866b559..c98a5f45 100644 --- a/app/controllers/authorize_follow_controller.rb +++ b/app/controllers/authorize_follow_controller.rb @@ -25,7 +25,7 @@ class AuthorizeFollowController < ApplicationController else redirect_to web_url("accounts/#{@account.id}") end - rescue ActiveRecord::RecordNotFound, Mastodon::NotPermitted + rescue ActiveRecord::RecordNotFound, Mastodon::NotPermittedError render :error end diff --git a/app/lib/exceptions.rb b/app/lib/exceptions.rb index 359228c2..200da9fe 100644 --- a/app/lib/exceptions.rb +++ b/app/lib/exceptions.rb @@ -2,5 +2,6 @@ module Mastodon class Error < StandardError; end - class NotPermitted < Error; end + class NotPermittedError < Error; end + class ValidationError < Error; end end diff --git a/app/services/favourite_service.rb b/app/services/favourite_service.rb index 81889830..5cc96403 100644 --- a/app/services/favourite_service.rb +++ b/app/services/favourite_service.rb @@ -6,7 +6,7 @@ class FavouriteService < BaseService # @param [Status] status # @return [Favourite] def call(account, status) - raise Mastodon::NotPermitted unless status.permitted?(account) + raise Mastodon::NotPermittedError unless status.permitted?(account) favourite = Favourite.create!(account: account, status: status) diff --git a/app/services/follow_service.rb b/app/services/follow_service.rb index 915f95b4..17b3b254 100644 --- a/app/services/follow_service.rb +++ b/app/services/follow_service.rb @@ -10,7 +10,7 @@ class FollowService < BaseService target_account = FollowRemoteAccountService.new.call(uri) raise ActiveRecord::RecordNotFound if target_account.nil? || target_account.id == source_account.id || target_account.suspended? - raise Mastodon::NotPermitted if target_account.blocking?(source_account) || source_account.blocking?(target_account) + raise Mastodon::NotPermittedError if target_account.blocking?(source_account) || source_account.blocking?(target_account) if target_account.locked? request_follow(source_account, target_account) diff --git a/app/services/post_status_service.rb b/app/services/post_status_service.rb index 7ead8043..b8179f7d 100644 --- a/app/services/post_status_service.rb +++ b/app/services/post_status_service.rb @@ -13,7 +13,7 @@ class PostStatusService < BaseService # @option [Doorkeeper::Application] :application # @return [Status] def call(account, text, in_reply_to = nil, options = {}) - media = validate_media options[:media_ids] + media = validate_media!(options[:media_ids]) status = account.statuses.create!(text: text, thread: in_reply_to, sensitive: options[:sensitive], @@ -34,17 +34,16 @@ class PostStatusService < BaseService private - def validate_media(media_ids) + def validate_media!(media_ids) return if media_ids.nil? || !media_ids.is_a?(Enumerable) + + raise Mastodon::ValidationError, 'Cannot attach more than 4 files' if media_ids.size > 4 + media = MediaAttachment.where(status_id: nil).where(id: media_ids.take(4).map(&:to_i)) - if media.length > 1 - media.each do |m| - if m.video? - raise Mastodon::NotPermitted, 'Cannot attach a video to a toot that already contains images' - end - end - end - return media + + raise Mastodon::ValidationError, 'Cannot attach a video to a toot that already contains images' if media.size > 1 && media.find(&:video?) + + media end def attach_media(status, media) diff --git a/app/services/reblog_service.rb b/app/services/reblog_service.rb index 7a52f041..c14b2925 100644 --- a/app/services/reblog_service.rb +++ b/app/services/reblog_service.rb @@ -10,7 +10,7 @@ class ReblogService < BaseService def call(account, reblogged_status) reblogged_status = reblogged_status.reblog if reblogged_status.reblog? - raise Mastodon::NotPermitted if reblogged_status.private_visibility? || !reblogged_status.permitted?(account) + raise Mastodon::NotPermittedError if reblogged_status.private_visibility? || !reblogged_status.permitted?(account) reblog = account.statuses.create!(reblog: reblogged_status, text: '')