discourse/spec/lib/post_destroyer_spec.rb

1168 lines
40 KiB
Ruby

# frozen_string_literal: true
RSpec.describe PostDestroyer do
before do
UserActionManager.enable
end
fab!(:moderator) { Fabricate(:moderator) }
fab!(:admin) { Fabricate(:admin) }
fab!(:coding_horror) { Fabricate(:coding_horror) }
let(:post) { create_post }
describe "destroy_old_hidden_posts" do
it "destroys posts that have been hidden for 30 days" do
now = Time.now
freeze_time(now - 60.days)
topic = post.topic
reply1 = create_post(topic: topic)
freeze_time(now - 40.days)
reply2 = create_post(topic: topic)
reply2.hide!(PostActionType.types[:off_topic])
freeze_time(now - 20.days)
reply3 = create_post(topic: topic)
reply3.hide!(PostActionType.types[:off_topic])
freeze_time(now - 10.days)
reply4 = create_post(topic: topic)
freeze_time(now)
PostDestroyer.destroy_old_hidden_posts
reply1.reload
reply2.reload
reply3.reload
reply4.reload
expect(reply1.deleted_at).to eq(nil)
expect(reply2.deleted_at).not_to eq(nil)
expect(reply3.deleted_at).to eq(nil)
expect(reply4.deleted_at).to eq(nil)
end
end
describe 'destroy_old_stubs' do
it 'destroys stubs for deleted by user topics' do
SiteSetting.delete_removed_posts_after = 24
PostDestroyer.new(post.user, post).destroy
post.update_column(:updated_at, 2.days.ago)
PostDestroyer.destroy_stubs
expect(post.reload.deleted_at).not_to eq(nil)
end
it 'destroys stubs for deleted by user posts' do
SiteSetting.delete_removed_posts_after = 24
topic = post.topic
reply1 = create_post(topic: topic)
reply2 = create_post(topic: topic)
reply3 = create_post(topic: topic)
PostDestroyer.new(reply1.user, reply1).destroy
PostDestroyer.new(reply2.user, reply2).destroy
reply2.update_column(:updated_at, 2.days.ago)
PostDestroyer.destroy_stubs
reply1.reload
reply2.reload
reply3.reload
expect(reply1.deleted_at).to eq(nil)
expect(reply2.deleted_at).not_to eq(nil)
expect(reply3.deleted_at).to eq(nil)
# if topic is deleted we should still be able to destroy stubs
topic.trash!
reply1.update_column(:updated_at, 2.days.ago)
PostDestroyer.destroy_stubs
reply1.reload
expect(reply1.deleted_at).to eq(nil)
# flag the post, it should not nuke the stub anymore
topic.recover!
reviewable = PostActionCreator.spam(coding_horror, reply1).reviewable
PostDestroyer.destroy_stubs
reply1.reload
expect(reply1.deleted_at).to eq(nil)
# ignore the flag, we should be able to delete the stub
reviewable.perform(Discourse.system_user, :ignore)
PostDestroyer.destroy_stubs
reply1.reload
expect(reply1.deleted_at).to_not eq(nil)
end
it 'uses the delete_removed_posts_after site setting' do
topic = post.topic
reply1 = create_post(topic: topic)
reply2 = create_post(topic: topic)
PostDestroyer.new(reply1.user, reply1).destroy
PostDestroyer.new(reply2.user, reply2).destroy
SiteSetting.delete_removed_posts_after = 1
reply2.update_column(:updated_at, 70.minutes.ago)
PostDestroyer.destroy_stubs
reply1.reload
reply2.reload
expect(reply1.deleted_at).to eq(nil)
expect(reply2.deleted_at).not_to eq(nil)
SiteSetting.delete_removed_posts_after = 72
reply1.update_column(:updated_at, 2.days.ago)
PostDestroyer.destroy_stubs
expect(reply1.reload.deleted_at).to eq(nil)
SiteSetting.delete_removed_posts_after = 47
PostDestroyer.destroy_stubs
expect(reply1.reload.deleted_at).not_to eq(nil)
end
it "deletes posts immediately if delete_removed_posts_after is 0" do
topic = post.topic
reply1 = create_post(topic: topic)
SiteSetting.delete_removed_posts_after = 0
PostDestroyer.new(reply1.user, reply1).destroy
expect(reply1.reload.deleted_at).not_to eq(nil)
end
end
describe "recovery and user actions" do
it "recreates user actions" do
reply = create_post(topic: post.topic)
author = reply.user
post_action = author.user_actions.where(action_type: UserAction::REPLY, target_post_id: reply.id).first
expect(post_action).to be_present
PostDestroyer.new(moderator, reply).destroy
# User Action is removed
post_action = author.user_actions.where(action_type: UserAction::REPLY, target_post_id: reply.id).first
expect(post_action).to be_blank
PostDestroyer.new(moderator, reply).recover
# On recovery, the user action is recreated
post_action = author.user_actions.where(action_type: UserAction::REPLY, target_post_id: reply.id).first
expect(post_action).to be_present
end
it "works with topics and posts with no user" do
post = Fabricate(:post)
UserDestroyer.new(Discourse.system_user).destroy(post.user, delete_posts: true)
expect { PostDestroyer.new(admin, post.reload).recover }
.to change { post.reload.user_id }.to(Discourse.system_user.id)
.and change { post.topic.user_id }.to(Discourse.system_user.id)
end
it "bypassed validation when updating users" do
post = create_post
# ensure user would fail validations
UserEmail.where(user_id: post.user_id).delete_all
PostDestroyer.new(admin, post.reload).destroy
PostDestroyer.new(admin, post.reload, force_destroy: true).destroy
expect(Post.with_deleted.find_by(id: post.id)).to eq(nil)
end
describe "post_count recovery" do
before do
post
@user = post.user
@reply = create_post(topic: post.topic, user: @user)
expect(@user.user_stat.post_count).to eq(1)
end
it 'Recovers the post correctly' do
PostDestroyer.new(admin, post).destroy
post.reload
PostDestroyer.new(admin, post).recover
recovered_topic = post.reload.topic
expect(recovered_topic.deleted_at).to be_nil
expect(recovered_topic.deleted_by_id).to be_nil
end
context "with recover" do
it "doesn't raise an error when the raw doesn't change" do
PostRevisor.new(@reply).revise!(
@user,
{ edit_reason: 'made a change' },
force_new_version: true
)
PostDestroyer.new(@user, @reply.reload).recover
end
it "won't recover a non user-deleted post" do
PostRevisor.new(@reply).revise!(
admin,
{ raw: 'this is a change to the post' },
force_new_version: true
)
PostDestroyer.new(@user, @reply.reload).recover
expect(@reply.reload.raw).to eq('this is a change to the post')
end
it "should increment the user's post count" do
PostDestroyer.new(@user, @reply).destroy
expect(@user.user_stat.topic_count).to eq(1)
expect(@user.user_stat.post_count).to eq(1)
PostDestroyer.new(@user, @reply.reload).recover
expect(@user.user_stat.topic_count).to eq(1)
expect(@user.reload.user_stat.post_count).to eq(1)
expect(UserAction.where(target_topic_id: post.topic_id, action_type: UserAction::NEW_TOPIC).count).to eq(1)
expect(UserAction.where(target_topic_id: post.topic_id, action_type: UserAction::REPLY).count).to eq(1)
end
it "runs the SyncTopicUserBookmarked for the topic that the post is in so topic_users.bookmarked is correct" do
PostDestroyer.new(@user, @reply).destroy
expect_enqueued_with(job: :sync_topic_user_bookmarked, args: { topic_id: @reply.topic_id }) do
PostDestroyer.new(@user, @reply.reload).recover
end
end
end
context "when recovered by admin" do
it "should set user_deleted to false" do
PostDestroyer.new(@user, @reply).destroy
expect(@reply.reload.user_deleted).to eq(true)
PostDestroyer.new(admin, @reply).recover
expect(@reply.reload.user_deleted).to eq(false)
end
it "should increment the user's post count" do
PostDestroyer.new(moderator, @reply).destroy
expect(@user.reload.user_stat.topic_count).to eq(1)
expect(@user.user_stat.post_count).to eq(0)
PostDestroyer.new(admin, @reply).recover
expect(@user.reload.user_stat.topic_count).to eq(1)
expect(@user.user_stat.post_count).to eq(1)
PostDestroyer.new(moderator, post).destroy
expect(@user.reload.user_stat.topic_count).to eq(0)
expect(@user.user_stat.post_count).to eq(0)
PostDestroyer.new(admin, post).recover
expect(@user.reload.user_stat.topic_count).to eq(1)
expect(@user.user_stat.post_count).to eq(1)
expect(UserAction.where(target_topic_id: post.topic_id, action_type: UserAction::NEW_TOPIC).count).to eq(1)
expect(UserAction.where(target_topic_id: post.topic_id, action_type: UserAction::REPLY).count).to eq(1)
end
context "when recovered by user with access to moderate topic category" do
fab!(:review_user) { Fabricate(:user) }
before do
SiteSetting.enable_category_group_moderation = true
review_group = Fabricate(:group)
review_category = Fabricate(:category, reviewable_by_group_id: review_group.id)
@reply.topic.update!(category: review_category)
review_group.users << review_user
end
context "when the post has a Reviewable record" do
before do
ReviewableFlaggedPost.needs_review!(target: @reply, created_by: Fabricate(:user))
end
def changes_deleted_at_to_nil
PostDestroyer.new(Discourse.system_user, @reply).destroy
@reply.reload
expect(@reply.user_deleted).to eq(false)
expect(@reply.deleted_at).not_to eq(nil)
PostDestroyer.new(review_user, @reply).recover
@reply.reload
expect(@reply.deleted_at).to eq(nil)
end
it "changes deleted_at to nil" do
changes_deleted_at_to_nil
end
context "when the topic is deleted" do
before do
@reply.topic.trash!
end
it "changes deleted_at to nil" do
changes_deleted_at_to_nil
end
end
end
end
end
end
end
describe "recovery and post actions" do
fab!(:codinghorror) { coding_horror }
let!(:like) { PostActionCreator.like(codinghorror, post).post_action }
let!(:another_like) { PostActionCreator.like(moderator, post).post_action }
it "restores public post actions" do
PostDestroyer.new(moderator, post).destroy
expect(PostAction.exists?(id: like.id)).to eq(false)
PostDestroyer.new(moderator, post).recover
expect(PostAction.exists?(id: like.id)).to eq(true)
end
it "does not recover previously-deleted actions" do
PostActionDestroyer.destroy(codinghorror, post, :like)
expect(PostAction.exists?(id: like.id)).to eq(false)
PostDestroyer.new(moderator, post).destroy
PostDestroyer.new(moderator, post).recover
expect(PostAction.exists?(id: another_like.id)).to eq(true)
expect(PostAction.exists?(id: like.id)).to eq(false)
end
it "updates post like count" do
PostDestroyer.new(moderator, post).destroy
PostDestroyer.new(moderator, post).recover
post.reload
expect(post.like_count).to eq(2)
expect(post.custom_fields["deleted_public_actions"]).to be_nil
end
it "unmarks the matching incoming email for imap sync" do
SiteSetting.enable_imap = true
incoming = Fabricate(:incoming_email, imap_sync: true, post: post, topic: post.topic, imap_uid: 99)
PostDestroyer.new(moderator, post).recover
incoming.reload
expect(incoming.imap_sync).to eq(false)
end
end
describe 'basic destroying' do
it "as the creator of the post, doesn't delete the post" do
begin
post2 = create_post
user_stat = post2.user.user_stat
called = 0
topic_destroyed = -> (topic, user) do
expect(topic).to eq(post2.topic)
expect(user).to eq(post2.user)
called += 1
end
DiscourseEvent.on(:topic_destroyed, &topic_destroyed)
@orig = post2.cooked
# Guardian.new(post2.user).can_delete_post?(post2) == false
PostDestroyer.new(post2.user, post2).destroy
post2.reload
expect(post2.deleted_at).to be_blank
expect(post2.deleted_by).to be_blank
expect(post2.user_deleted).to eq(true)
expect(post2.raw).to eq(I18n.t('js.topic.deleted_by_author_simple'))
expect(post2.version).to eq(2)
expect(called).to eq(1)
expect(user_stat.reload.post_count).to eq(0)
expect(user_stat.reload.topic_count).to eq(1)
called = 0
topic_recovered = -> (topic, user) do
expect(topic).to eq(post2.topic)
expect(user).to eq(post2.user)
called += 1
end
DiscourseEvent.on(:topic_recovered, &topic_recovered)
# lets try to recover
PostDestroyer.new(post2.user, post2).recover
post2.reload
expect(post2.version).to eq(3)
expect(post2.user_deleted).to eq(false)
expect(post2.cooked).to eq(@orig)
expect(called).to eq(1)
expect(user_stat.reload.post_count).to eq(0)
expect(user_stat.reload.topic_count).to eq(1)
ensure
DiscourseEvent.off(:topic_destroyed, &topic_destroyed)
DiscourseEvent.off(:topic_recovered, &topic_recovered)
end
end
it "maintains history when a user destroys a hidden post" do
post.hide!(PostActionType.types[:inappropriate])
PostDestroyer.new(post.user, post).destroy
expect(post.revisions[0].modifications['raw']).to be_present
end
it "when topic is destroyed, it updates user_stats correctly" do
SiteSetting.min_topic_title_length = 5
post.topic.update_column(:title, "xyz")
user1 = post.user
user2 = Fabricate(:user)
reply = create_post(topic_id: post.topic_id, user: user2)
reply2 = create_post(topic_id: post.topic_id, user: user1)
expect(user1.user_stat.topic_count).to eq(1)
expect(user1.user_stat.post_count).to eq(1)
expect(user2.user_stat.topic_count).to eq(0)
expect(user2.user_stat.post_count).to eq(1)
PostDestroyer.new(admin, post).destroy
user1.reload
user2.reload
expect(user1.user_stat.topic_count).to eq(0)
expect(user1.user_stat.post_count).to eq(0)
expect(user2.user_stat.topic_count).to eq(0)
expect(user2.user_stat.post_count).to eq(0)
end
it "does not update post_count or topic_count to a negative number" do
user1 = post.user
reply2 = create_post(topic_id: post.topic_id, user: user1)
expect(user1.user_stat.topic_count).to eq(1)
expect(user1.user_stat.post_count).to eq(1)
user1.user_stat.update!(topic_count: 0)
user1.user_stat.update!(post_count: 0)
PostDestroyer.new(admin, post).destroy
user1.reload
expect(user1.user_stat.topic_count).to eq(0)
expect(user1.user_stat.post_count).to eq(0)
end
it 'deletes the published page associated with the topic' do
slug = 'my-published-page'
publish_result = PublishedPage.publish!(admin, post.topic, slug)
pp = publish_result.last
expect(publish_result.first).to eq(true)
PostDestroyer.new(admin, post).destroy
expect(PublishedPage.find_by(id: pp.id)).to be_nil
end
it "accepts a delete_removed_posts_after option" do
SiteSetting.delete_removed_posts_after = 0
post.update!(post_number: 2)
PostDestroyer.new(post.user, post, delete_removed_posts_after: 1).destroy
post.reload
expect(post.deleted_at).to eq(nil)
expect(post.user_deleted).to eq(true)
expect(post.raw).to eq(I18n.t('js.post.deleted_by_author_simple'))
end
it "runs the SyncTopicUserBookmarked for the topic that the post is in so topic_users.bookmarked is correct" do
post2 = create_post
PostDestroyer.new(post2.user, post2).destroy
expect_job_enqueued(job: :sync_topic_user_bookmarked, args: { topic_id: post2.topic_id })
end
it "skips post revise validations when post is marked for deletion by the author" do
SiteSetting.min_first_post_length = 100
post = create_post(raw: "this is a long post what passes the min_first_post_length validation " * 3)
PostDestroyer.new(post.user, post).destroy
post.reload
expect(post.errors).to be_blank
expect(post.revisions.count).to eq(1)
expect(post.raw).to eq(I18n.t("js.topic.deleted_by_author_simple"))
expect(post.user_deleted).to eq(true)
expect(post.topic.closed).to eq(true)
end
context "as a moderator" do
it "deletes the post" do
author = post.user
reply = create_post(topic_id: post.topic_id, user: author)
post_count = author.post_count
history_count = UserHistory.count
PostDestroyer.new(moderator, reply).destroy
expect(reply.deleted_at).to be_present
expect(reply.deleted_by).to eq(moderator)
author.reload
expect(author.post_count).to eq(post_count - 1)
expect(UserHistory.count).to eq(history_count + 1)
end
end
context "when deleted by user with access to moderate topic category" do
fab!(:review_user) { Fabricate(:user) }
before do
SiteSetting.enable_category_group_moderation = true
review_group = Fabricate(:group)
review_category = Fabricate(:category, reviewable_by_group_id: review_group.id)
post.topic.update!(category: review_category)
review_group.users << review_user
end
context "when the post has a reviewable" do
it "deletes the post" do
author = post.user
reply = create_post(topic_id: post.topic_id, user: author)
ReviewableFlaggedPost.needs_review!(target: reply, created_by: Fabricate(:user))
post_count = author.post_count
history_count = UserHistory.count
PostDestroyer.new(review_user, reply).destroy
expect(reply.deleted_at).to be_present
expect(reply.deleted_by).to eq(review_user)
author.reload
expect(author.post_count).to eq(post_count - 1)
expect(UserHistory.count).to eq(history_count + 1)
end
end
end
context "as an admin" do
it "deletes the post" do
PostDestroyer.new(admin, post).destroy
expect(post.deleted_at).to be_present
expect(post.deleted_by).to eq(admin)
end
it "updates the user's topic_count for first post" do
author = post.user
expect {
PostDestroyer.new(admin, post).destroy
author.reload
}.to change { author.topic_count }.by(-1)
expect(author.user_stat.post_count).to eq(0)
end
it "updates the user's post_count for reply" do
author = post.user
reply = create_post(topic: post.topic, user: author)
expect {
PostDestroyer.new(admin, reply).destroy
author.reload
}.to change { author.post_count }.by(-1)
expect(author.user_stat.topic_count).to eq(1)
end
it "doesn't count whispers" do
user_stat = admin.user_stat
whisper = PostCreator.new(
admin,
topic_id: post.topic.id,
reply_to_post_number: 1,
post_type: Post.types[:whisper],
raw: 'this is a whispered reply'
).create
expect(user_stat.reload.post_count).to eq(0)
expect {
PostDestroyer.new(admin, whisper).destroy
}.to_not change { user_stat.reload.post_count }
end
end
end
describe 'private message' do
fab!(:author) { Fabricate(:user) }
fab!(:private_message) { Fabricate(:private_message_topic, user: author) }
fab!(:first_post) { Fabricate(:post, topic: private_message, user: author) }
fab!(:second_post) { Fabricate(:post, topic: private_message, user: author, post_number: 2) }
it "doesn't update post_count for a reply" do
expect {
PostDestroyer.new(admin, second_post).destroy
author.reload
}.to_not change { author.post_count }
expect {
PostDestroyer.new(admin, second_post).recover
}.to_not change { author.post_count }
end
it "doesn't update topic_count for first post" do
expect {
PostDestroyer.new(admin, first_post).destroy
author.reload
}.to_not change { author.topic_count }
expect(author.post_count).to eq(0) # also unchanged
end
it 'triggers the extensibility events' do
events = DiscourseEvent.track_events { PostDestroyer.new(admin, first_post).destroy }.last(2)
expect(events[0][:event_name]).to eq(:post_destroyed)
expect(events[0][:params].first).to eq(first_post)
expect(events[1][:event_name]).to eq(:topic_destroyed)
expect(events[1][:params].first).to eq(first_post.topic)
end
it 'should not log a personal message view' do
SiteSetting.log_personal_messages_views = true
Fabricate(:topic_web_hook)
StaffActionLogger.any_instance.expects(:log_check_personal_message).never
PostDestroyer.new(admin, first_post).destroy
end
end
describe "deleting a post directly after a whisper" do
before do
SiteSetting.enable_whispers = true
end
it 'should not set Topic#last_post_user_id to a whisperer' do
post_1 = create_post(topic: post.topic, user: moderator)
create_post(topic: post.topic, user: Fabricate(:user), post_type: Post.types[:whisper])
whisper_2 = create_post(topic: post.topic, user: Fabricate(:user), post_type: Post.types[:whisper])
PostDestroyer.new(admin, whisper_2).destroy
expect(post.topic.reload.last_post_user_id).to eq(post_1.user.id)
end
end
describe 'deleting the second post in a topic' do
fab!(:user) { Fabricate(:user) }
let!(:post) { create_post(user: user) }
let(:topic) { post.topic }
fab!(:second_user) { coding_horror }
let!(:second_post) { create_post(topic: topic, user: second_user) }
before do
PostDestroyer.new(moderator, second_post).destroy
topic.reload
end
it 'resets the last_poster_id back to the OP' do
expect(topic.last_post_user_id).to eq(user.id)
end
it 'resets the last_posted_at back to the OP' do
expect(topic.last_posted_at.to_i).to eq(post.created_at.to_i)
end
it 'resets the highest_post_number' do
expect(topic.highest_post_number).to eq(post.post_number)
end
context 'with topic_user' do
let(:topic_user) { second_user.topic_users.find_by(topic_id: topic.id) }
it 'clears the posted flag for the second user' do
expect(topic_user.posted?).to eq(false)
end
it "sets the second user's last_read_post_number back to 1" do
expect(topic_user.last_read_post_number).to eq(1)
end
end
end
describe "deleting a post belonging to a deleted topic" do
let!(:topic) { post.topic }
let(:author) { post.user }
before do
topic.trash!(admin)
post.reload
end
context "as a moderator" do
before do
PostDestroyer.new(moderator, post).destroy
end
it "deletes the post" do
expect(post.deleted_at).to be_present
expect(post.deleted_by).to eq(moderator)
expect(author.user_stat.post_count).to eq(0)
end
end
context "as an admin" do
subject { PostDestroyer.new(admin, post).destroy }
it "deletes the post" do
subject
expect(post.deleted_at).to be_present
expect(post.deleted_by).to eq(admin)
end
it "creates a new user history entry" do
expect { subject }.to change { UserHistory.count }.by(1)
end
it 'triggers a extensibility event' do
events = DiscourseEvent.track_events { subject }
expect(events[0][:event_name]).to eq(:post_destroyed)
expect(events[0][:params].first).to eq(post)
end
end
end
describe "deleting a reply belonging to a deleted topic" do
let!(:topic) { post.topic }
let!(:reply) { create_post(topic_id: topic.id, user: post.user) }
let(:author) { reply.user }
before do
topic.trash!(admin)
post.reload
reply.reload
end
context "as a moderator" do
subject { PostDestroyer.new(moderator, reply).destroy }
it "deletes the reply" do
subject
expect(reply.deleted_at).to be_present
expect(reply.deleted_by).to eq(moderator)
end
it "doesn't decrement post_count again" do
expect { subject }.to_not change { author.user_stat.post_count }
end
end
context "as an admin" do
subject { PostDestroyer.new(admin, reply).destroy }
it "deletes the post" do
subject
expect(reply.deleted_at).to be_present
expect(reply.deleted_by).to eq(admin)
end
it "doesn't decrement post_count again" do
expect { subject }.to_not change { author.user_stat.post_count }
end
it "creates a new user history entry" do
expect { subject }.to change { UserHistory.count }.by(1)
end
end
end
it "deletes a post belonging to a non-existent topic" do
DB.exec("DELETE FROM topics WHERE id = ?", post.topic_id)
post.reload
PostDestroyer.new(admin, post).destroy
expect(post.deleted_at).to be_present
expect(post.deleted_by).to eq(admin)
end
describe 'after delete' do
fab!(:coding_horror) { coding_horror }
fab!(:post) { Fabricate(:post, raw: "Hello @CodingHorror") }
it "should feature the users again (in case they've changed)" do
expect_enqueued_with(job: :feature_topic_users, args: { topic_id: post.topic_id }) do
PostDestroyer.new(moderator, post).destroy
end
end
describe "incoming email and imap sync" do
fab!(:incoming) { Fabricate(:incoming_email, post: post, topic: post.topic) }
it "does nothing if imap not enabled" do
IncomingEmail.expects(:find_by).never
PostDestroyer.new(moderator, post).destroy
end
it "does nothing if the incoming email has no imap_uid" do
SiteSetting.enable_imap = true
PostDestroyer.new(moderator, post).destroy
expect(incoming.reload.imap_sync).to eq(false)
end
it "sets imap_sync to true for the matching incoming" do
SiteSetting.enable_imap = true
incoming.update(imap_uid: 999)
PostDestroyer.new(moderator, post).destroy
expect(incoming.reload.imap_sync).to eq(true)
end
end
context 'with a reply' do
fab!(:reply) { Fabricate(:basic_reply, user: coding_horror, topic: post.topic) }
let!(:post_reply) { PostReply.create(post_id: post.id, reply_post_id: reply.id) }
it 'changes the post count of the topic' do
post.reload
expect {
PostDestroyer.new(moderator, reply).destroy
post.topic.reload
}.to change(post.topic, :posts_count).by(-1)
end
it 'lowers the reply_count when the reply is deleted' do
expect {
PostDestroyer.new(moderator, reply).destroy
}.to change(post.post_replies, :count).by(-1)
end
it 'should increase the post_number when there are deletion gaps' do
PostDestroyer.new(moderator, reply).destroy
p = Fabricate(:post, user: post.user, topic: post.topic)
expect(p.post_number).to eq(3)
end
end
end
describe '@mentions' do
it 'removes notifications when deleted' do
Jobs.run_immediately!
user = Fabricate(:evil_trout)
post = create_post(raw: 'Hello @eviltrout')
expect {
PostDestroyer.new(moderator, post).destroy
}.to change(user.notifications, :count).by(-1)
end
end
describe "post actions" do
let(:second_post) { Fabricate(:post, topic_id: post.topic_id) }
let(:flag_result) { PostActionCreator.off_topic(moderator, second_post) }
let!(:flag) { flag_result.post_action }
before do
Jobs::SendSystemMessage.clear
end
it "should delete public post actions and agree with flags" do
url = second_post.url
PostDestroyer.new(moderator, second_post).destroy
off_topic = PostAction.find_by(id: flag.id)
expect(off_topic).not_to eq(nil)
expect(off_topic.agreed_at).not_to eq(nil)
second_post.reload
expect(second_post.off_topic_count).to eq(1)
jobs = Jobs::SendSystemMessage.jobs
expect(jobs.size).to eq(1)
Jobs::SendSystemMessage.new.execute(jobs[0]["args"][0].with_indifferent_access)
expect(Post.last.raw).to eq(I18n.t(
"system_messages.flags_agreed_and_post_deleted.text_body_template",
flagged_post_raw_content: second_post.raw,
url: url,
flag_reason: I18n.t(
"flag_reasons.#{PostActionType.flag_types[off_topic.post_action_type_id]}",
locale: SiteSetting.default_locale,
base_path: Discourse.base_path
),
site_name: SiteSetting.title,
base_url: Discourse.base_url
).strip)
end
it "should not send the flags_agreed_and_post_deleted message if it was deleted by system" do
expect(ReviewableFlaggedPost.pending.count).to eq(1)
PostDestroyer.new(Discourse.system_user, second_post).destroy
expect(Jobs::SendSystemMessage.jobs.size).to eq(0)
expect(ReviewableFlaggedPost.pending.count).to eq(0)
end
it "should not send the flags_agreed_and_post_deleted message if it was deleted by author" do
SiteSetting.delete_removed_posts_after = 0
expect(ReviewableFlaggedPost.pending.count).to eq(1)
PostDestroyer.new(second_post.user, second_post).destroy
expect(Jobs::SendSystemMessage.jobs.size).to eq(0)
expect(ReviewableFlaggedPost.pending.count).to eq(0)
end
it "should not send the flags_agreed_and_post_deleted message if flags were ignored" do
expect(ReviewableFlaggedPost.pending.count).to eq(1)
flag_result.reviewable.perform(moderator, :ignore)
second_post.reload
expect(ReviewableFlaggedPost.pending.count).to eq(0)
PostDestroyer.new(moderator, second_post).destroy
expect(Jobs::SendSystemMessage.jobs.size).to eq(0)
end
it "should not send the flags_agreed_and_post_deleted message if defer_flags is true" do
expect(ReviewableFlaggedPost.pending.count).to eq(1)
PostDestroyer.new(moderator, second_post, defer_flags: true).destroy
expect(Jobs::SendSystemMessage.jobs.size).to eq(0)
expect(ReviewableFlaggedPost.pending.count).to eq(0)
end
end
describe "user actions" do
let(:codinghorror) { coding_horror }
let(:second_post) { Fabricate(:post, topic_id: post.topic_id) }
def create_user_action(action_type)
UserAction.log_action!(action_type: action_type,
user_id: codinghorror.id,
acting_user_id: codinghorror.id,
target_topic_id: second_post.topic_id,
target_post_id: second_post.id)
end
it "should delete the user actions" do
like = create_user_action(UserAction::LIKE)
PostDestroyer.new(moderator, second_post).destroy
expect(UserAction.find_by(id: like.id)).to be_nil
end
end
describe 'topic links' do
fab!(:first_post) { Fabricate(:post) }
let!(:topic) { first_post.topic }
let!(:second_post) { Fabricate(:post_with_external_links, topic: topic) }
before { TopicLink.extract_from(second_post) }
it 'should destroy the topic links when moderator destroys the post' do
PostDestroyer.new(moderator, second_post.reload).destroy
expect(topic.topic_links.count).to eq(0)
end
it 'should destroy the topic links when the user destroys the post' do
PostDestroyer.new(second_post.user, second_post.reload).destroy
expect(topic.topic_links.count).to eq(0)
end
end
describe 'internal links' do
fab!(:topic) { Fabricate(:topic) }
let!(:second_post) { Fabricate(:post, topic: topic) }
fab!(:other_topic) { Fabricate(:topic) }
let!(:other_post) { Fabricate(:post, topic: other_topic) }
fab!(:user) { Fabricate(:user) }
let!(:base_url) { URI.parse(Discourse.base_url) }
let!(:guardian) { Guardian.new }
let!(:url) { "http://#{base_url.host}/t/#{other_topic.slug}/#{other_topic.id}/#{other_post.post_number}" }
it 'should destroy internal links when user deletes own post' do
new_post = Post.create!(user: user, topic: topic, raw: "Link to other topic:\n\n#{url}\n")
TopicLink.extract_from(new_post)
link_counts = TopicLink.counts_for(guardian, other_topic.reload, [other_post])
expect(link_counts.count).to eq(1)
PostDestroyer.new(user, new_post).destroy
updated_link_counts = TopicLink.counts_for(guardian, other_topic.reload, [other_post])
expect(updated_link_counts.count).to eq(0)
end
it 'should destroy internal links when moderator deletes post' do
new_post = create_post(user: user, topic: topic, raw: "Link to other topic:\n\n#{url}\n")
TopicLink.extract_from(new_post)
link_counts = TopicLink.counts_for(guardian, other_topic.reload, [other_post])
expect(link_counts.count).to eq(1)
PostDestroyer.new(moderator, new_post).destroy
TopicLink.extract_from(new_post)
updated_link_counts = TopicLink.counts_for(guardian, other_topic, [other_post])
expect(updated_link_counts.count).to eq(0)
end
end
describe '.delete_with_replies' do
subject(:delete_with_replies) { PostDestroyer.delete_with_replies(reporter, post, defer_reply_flags: defer_reply_flags) }
fab!(:post) { Fabricate(:post) }
let(:reporter) { Discourse.system_user }
let(:reply) { Fabricate(:post, topic: post.topic) }
let(:reviewable_reply) { PostActionCreator.off_topic(reporter, reply).reviewable }
before do
post.update(replies: [reply])
PostActionCreator.off_topic(reporter, post)
reviewable_reply
end
context 'when deferring reply flags' do
let(:defer_reply_flags) { true }
it 'ignores flagged replies' do
delete_with_replies
expect(reviewable_reply.reload).to be_ignored
end
end
context 'when not deferring reply flags' do
let(:defer_reply_flags) { false }
it 'approves flagged replies' do
delete_with_replies
expect(reviewable_reply.reload).to be_approved
end
end
end
describe "featured topics for user_profiles" do
fab!(:user) { Fabricate(:user) }
it 'clears the user_profiles featured_topic column' do
user.user_profile.update(featured_topic: post.topic)
PostDestroyer.new(admin, post).destroy
expect(user.user_profile.reload.featured_topic).to eq(nil)
end
end
describe "permanent destroy" do
fab!(:private_message_topic) { Fabricate(:private_message_topic) }
fab!(:private_post) { Fabricate(:private_message_post, topic: private_message_topic) }
fab!(:post_action) { Fabricate(:post_action, post: private_post) }
fab!(:reply) { Fabricate(:private_message_post, topic: private_message_topic) }
fab!(:post_revision) { Fabricate(:post_revision, post: private_post) }
fab!(:upload1) { Fabricate(:upload_s3, created_at: 5.hours.ago) }
fab!(:upload_reference) { UploadReference.create(target: private_post, upload: upload1) }
it "destroys the post and topic if deleting first post" do
PostDestroyer.new(reply.user, reply, permanent: true).destroy
expect { reply.reload }.to raise_error(ActiveRecord::RecordNotFound)
expect(private_message_topic.reload.persisted?).to be true
PostDestroyer.new(private_post.user, private_post, permanent: true).destroy
expect { private_post.reload }.to raise_error(ActiveRecord::RecordNotFound)
expect { private_message_topic.reload }.to raise_error(ActiveRecord::RecordNotFound)
expect { post_action.reload }.to raise_error(ActiveRecord::RecordNotFound)
expect { post_revision.reload }.to raise_error(ActiveRecord::RecordNotFound)
expect { upload_reference.reload }.to raise_error(ActiveRecord::RecordNotFound)
Jobs::CleanUpUploads.new.reset_last_cleanup!
SiteSetting.clean_orphan_uploads_grace_period_hours = 1
Jobs::CleanUpUploads.new.execute({})
expect { upload1.reload }.to raise_error(ActiveRecord::RecordNotFound)
end
it 'soft delete if not creator of post or not private message' do
PostDestroyer.new(moderator, reply, permanent: true).destroy
expect(reply.deleted_at).not_to eq(nil)
PostDestroyer.new(post.user, post, permanent: true).destroy
expect(post.user_deleted).to be true
expect(post_revision.reload.persisted?).to be true
end
it 'always destroy the post when the force_destroy option is passed' do
PostDestroyer.new(moderator, reply, force_destroy: true).destroy
expect { reply.reload }.to raise_error(ActiveRecord::RecordNotFound)
regular_post = Fabricate(:post)
PostDestroyer.new(moderator, regular_post, force_destroy: true).destroy
expect { regular_post.reload }.to raise_error(ActiveRecord::RecordNotFound)
end
end
describe "publishes messages to subscribers" do
# timestamps are rounded because postgres truncates the timestamp. that would cause the comparison if we compared
# these timestamps with the one read from the database
fab!(:first_post) { Fabricate(:post, created_at: 10.days.ago.round) }
fab!(:walter_white) { Fabricate(:walter_white) }
let!(:topic) { first_post.topic }
let!(:reply) { Fabricate(:post, topic: topic, created_at: 5.days.ago.round, user: coding_horror) }
let!(:expendable_reply) { Fabricate(:post, topic: topic, created_at: 2.days.ago.round, user: walter_white) }
it 'when a post is destroyed publishes updated topic stats' do
expect(topic.reload.posts_count).to eq(3)
messages = MessageBus.track_publish("/topic/#{topic.id}") do
PostDestroyer.new(moderator, expendable_reply, force_destroy: true).destroy
end
expect { expendable_reply.reload }.to raise_error(ActiveRecord::RecordNotFound)
stats_message = messages.select { |msg| msg.data[:type] == :stats }.first
expect(stats_message).to be_present
expect(stats_message.data[:posts_count]).to eq(2)
expect(stats_message.data[:last_posted_at]).to eq(reply.created_at.as_json)
expect(stats_message.data[:last_poster]).to eq(BasicUserSerializer.new(reply.user, root: false).as_json)
end
it 'when a post is deleted publishes updated topic stats' do
expect(topic.reload.posts_count).to eq(3)
messages = MessageBus.track_publish("/topic/#{topic.id}") do
PostDestroyer.new(moderator, expendable_reply).destroy
end
expect(expendable_reply.reload.deleted_at).not_to eq(nil)
stats_message = messages.select { |msg| msg.data[:type] == :stats }.first
expect(stats_message).to be_present
expect(stats_message.data[:posts_count]).to eq(2)
expect(stats_message.data[:last_posted_at]).to eq(reply.created_at.as_json)
expect(stats_message.data[:last_poster]).to eq(BasicUserSerializer.new(reply.user, root: false).as_json)
end
it 'when a post is recovered publishes update topic stats' do
expect(topic.reload.posts_count).to eq(3)
PostDestroyer.new(moderator, expendable_reply).destroy
expect(topic.reload.posts_count).to eq(2)
expendable_reply.reload
messages = MessageBus.track_publish("/topic/#{topic.id}") do
PostDestroyer.new(admin, expendable_reply).recover
end
expect(topic.reload.posts_count).to eq(3)
stats_message = messages.select { |msg| msg.data[:type] == :stats }.first
expect(stats_message).to be_present
expect(stats_message.data[:posts_count]).to eq(3)
expect(stats_message.data[:last_posted_at]).to eq(expendable_reply.created_at.as_json)
expect(stats_message.data[:last_poster]).to eq(BasicUserSerializer.new(expendable_reply.user, root: false).as_json)
end
end
end