Allow reports with long comments from remote instances, but truncate (#25028)

pull/24846/head
Emelia Smith 2023-05-22 13:15:21 +02:00 committed by GitHub
parent d51464283c
commit 19f9098551
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6 changed files with 62 additions and 11 deletions

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@ -16,7 +16,7 @@ class ActivityPub::Activity::Flag < ActivityPub::Activity
@account,
target_account,
status_ids: target_statuses.nil? ? [] : target_statuses.map(&:id),
comment: @json['content'] || '',
comment: report_comment,
uri: report_uri
)
end
@ -35,4 +35,8 @@ class ActivityPub::Activity::Flag < ActivityPub::Activity
def report_uri
@json['id'] unless @json['id'].nil? || non_matching_uri_hosts?(@account.uri, @json['id'])
end
def report_comment
(@json['content'] || '')[0...5000]
end
end

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@ -28,6 +28,8 @@ class ActivityPub::TagManager
return activity_account_status_url(target.account, target) if target.reblog?
short_account_status_url(target.account, target)
when :flag
target.uri
end
end
@ -43,6 +45,8 @@ class ActivityPub::TagManager
account_status_url(target.account, target)
when :emoji
emoji_url(target)
when :flag
target.uri
end
end

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@ -40,7 +40,10 @@ class Report < ApplicationRecord
scope :resolved, -> { where.not(action_taken_at: nil) }
scope :with_accounts, -> { includes([:account, :target_account, :action_taken_by_account, :assigned_account].index_with({ user: [:invite_request, :invite] })) }
validates :comment, length: { maximum: 1_000 }
# A report is considered local if the reporter is local
delegate :local?, to: :account
validates :comment, length: { maximum: 1_000 }, if: :local?
validates :rule_ids, absence: true, unless: :violation?
validate :validate_rule_ids
@ -51,10 +54,6 @@ class Report < ApplicationRecord
violation: 2_000,
}
def local?
false # Force uri_for to use uri attribute
end
before_validation :set_uri, only: :create
after_create_commit :trigger_webhooks

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@ -39,6 +39,37 @@ RSpec.describe ActivityPub::Activity::Flag do
end
end
context 'when the report comment is excessively long' do
subject do
described_class.new({
'@context': 'https://www.w3.org/ns/activitystreams',
id: flag_id,
type: 'Flag',
content: long_comment,
actor: ActivityPub::TagManager.instance.uri_for(sender),
object: [
ActivityPub::TagManager.instance.uri_for(flagged),
ActivityPub::TagManager.instance.uri_for(status),
],
}.with_indifferent_access, sender)
end
let(:long_comment) { Faker::Lorem.characters(number: 6000) }
before do
subject.perform
end
it 'creates a report but with a truncated comment' do
report = Report.find_by(account: sender, target_account: flagged)
expect(report).to_not be_nil
expect(report.comment.length).to eq 5000
expect(report.comment).to eq long_comment[0...5000]
expect(report.status_ids).to eq [status.id]
end
end
context 'when the reported status is private and should not be visible to the remote server' do
let(:status) { Fabricate(:status, account: flagged, uri: 'foobar', visibility: :private) }

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@ -121,10 +121,17 @@ describe Report do
end
describe 'validations' do
it 'is invalid if comment is longer than 1000 characters' do
let(:remote_account) { Fabricate(:account, domain: 'example.com', protocol: :activitypub, inbox_url: 'http://example.com/inbox') }
it 'is invalid if comment is longer than 1000 characters only if reporter is local' do
report = Fabricate.build(:report, comment: Faker::Lorem.characters(number: 1001))
report.valid?
expect(report.valid?).to be false
expect(report).to model_have_error_on_field(:comment)
end
it 'is valid if comment is longer than 1000 characters and reporter is not local' do
report = Fabricate.build(:report, account: remote_account, comment: Faker::Lorem.characters(number: 1001))
expect(report.valid?).to be true
end
end
end

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@ -6,6 +6,14 @@ RSpec.describe ReportService, type: :service do
subject { described_class.new }
let(:source_account) { Fabricate(:account) }
let(:target_account) { Fabricate(:account) }
context 'with a local account' do
it 'has a uri' do
report = subject.call(source_account, target_account)
expect(report.uri).to_not be_nil
end
end
context 'with a remote account' do
let(:remote_account) { Fabricate(:account, domain: 'example.com', protocol: :activitypub, inbox_url: 'http://example.com/inbox') }
@ -35,7 +43,6 @@ RSpec.describe ReportService, type: :service do
-> { described_class.new.call(source_account, target_account, status_ids: [status.id]) }
end
let(:target_account) { Fabricate(:account) }
let(:status) { Fabricate(:status, account: target_account, visibility: :direct) }
context 'when it is addressed to the reporter' do
@ -91,7 +98,6 @@ RSpec.describe ReportService, type: :service do
-> { described_class.new.call(source_account, target_account) }
end
let!(:target_account) { Fabricate(:account) }
let!(:other_report) { Fabricate(:report, target_account: target_account) }
before do