discourse/spec/lib/post_revisor_spec.rb

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# frozen_string_literal: true
require 'post_revisor'
RSpec.describe PostRevisor do
fab!(:topic) { Fabricate(:topic) }
fab!(:newuser) { Fabricate(:newuser, last_seen_at: Date.today) }
fab!(:user) { Fabricate(:user) }
fab!(:coding_horror) { Fabricate(:coding_horror) }
fab!(:admin) { Fabricate(:admin) }
fab!(:moderator) { Fabricate(:moderator) }
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let(:post_args) { { user: newuser, topic: topic } }
describe 'TopicChanges' do
let(:tc) {
topic.reload
PostRevisor::TopicChanges.new(topic, topic.user)
}
it 'provides a guardian' do
expect(tc.guardian).to be_an_instance_of Guardian
end
it 'tracks changes properly' do
expect(tc.diff).to eq({})
# it remembers changes we tell it to
tc.record_change('height', '180cm', '170cm')
expect(tc.diff['height']).to eq(['180cm', '170cm'])
# it works with arrays of values
tc.record_change('colors', nil, ['red', 'blue'])
expect(tc.diff['colors']).to eq([nil, ['red', 'blue']])
# it does not record changes to the same val
tc.record_change('wat', 'js', 'js')
expect(tc.diff['wat']).to be_nil
tc.record_change('tags', ['a', 'b'], ['a', 'b'])
expect(tc.diff['tags']).to be_nil
end
end
describe 'editing category' do
it "triggers the :post_edited event with topic_changed?" do
category = Fabricate(:category)
category.set_permissions(everyone: :full)
category.save!
post = create_post
events = DiscourseEvent.track_events do
post.revise(post.user, category_id: category.id)
end
event = events.find { |e| e[:event_name] == :post_edited }
expect(event[:params].first).to eq(post)
expect(event[:params].second).to eq(true)
expect(event[:params].third).to be_kind_of(PostRevisor)
expect(event[:params].third.topic_diff).to eq({ "category_id" => [SiteSetting.uncategorized_category_id, category.id] })
end
it 'does not revise category when no permission to create a topic in category' do
category = Fabricate(:category)
category.set_permissions(staff: :full)
category.save!
post = create_post
old_id = post.topic.category_id
post.revise(post.user, category_id: category.id)
post.reload
expect(post.topic.category_id).to eq(old_id)
category.set_permissions(everyone: :full)
category.save!
post.revise(post.user, category_id: category.id)
post.reload
expect(post.topic.category_id).to eq(category.id)
end
it 'does not revise category when the destination category requires topic approval' do
new_category = Fabricate(:category)
new_category.custom_fields[Category::REQUIRE_TOPIC_APPROVAL] = true
new_category.save!
post = create_post
old_category_id = post.topic.category_id
post.revise(post.user, category_id: new_category.id)
expect(post.reload.topic.category_id).to eq(old_category_id)
new_category.custom_fields[Category::REQUIRE_TOPIC_APPROVAL] = false
new_category.save!
post.revise(post.user, category_id: new_category.id)
expect(post.reload.topic.category_id).to eq(new_category.id)
end
it 'does not revise category if incorrect amount of tags' do
SiteSetting.min_trust_to_create_tag = 0
SiteSetting.min_trust_level_to_tag_topics = 0
new_category = Fabricate(:category, minimum_required_tags: 1)
post = create_post
old_category_id = post.topic.category_id
post.revise(post.user, category_id: new_category.id)
expect(post.reload.topic.category_id).to eq(old_category_id)
tag = Fabricate(:tag)
topic_tag = Fabricate(:topic_tag, topic: post.topic, tag: tag)
post.revise(post.user, category_id: new_category.id)
expect(post.reload.topic.category_id).to eq(new_category.id)
topic_tag.destroy
post.revise(post.user, category_id: new_category.id, tags: ['test_tag'])
expect(post.reload.topic.category_id).to eq(new_category.id)
end
end
describe 'editing tags' do
fab!(:post) { Fabricate(:post) }
subject { PostRevisor.new(post) }
before do
Jobs.run_immediately!
TopicUser.change(
newuser.id,
post.topic_id,
notification_level: TopicUser.notification_levels[:watching]
)
end
it 'creates notifications' do
expect { subject.revise!(admin, tags: ['new-tag']) }
.to change { Notification.count }.by(1)
end
it 'skips notifications if disable_tags_edit_notifications' do
SiteSetting.disable_tags_edit_notifications = true
expect { subject.revise!(admin, tags: ['new-tag']) }
.not_to change { Notification.count }
end
end
describe 'revise wiki' do
before do
# There used to be a bug where wiki changes were considered posting "too similar"
# so this is enabled and checked
Discourse.redis.delete_prefixed('unique-post')
SiteSetting.unique_posts_mins = 10
end
it 'allows the user to change it to a wiki' do
pc = PostCreator.new(newuser, topic_id: topic.id, raw: 'this is a post that will become a wiki')
post = pc.create
expect(post.revise(post.user, wiki: true)).to be_truthy
post.reload
expect(post.wiki).to be_truthy
end
end
describe 'revise' do
let(:post) { Fabricate(:post, post_args) }
let(:first_version_at) { post.last_version_at }
subject { PostRevisor.new(post) }
it 'destroys last revision if edit is undone' do
old_raw = post.raw
subject.revise!(admin, raw: 'new post body', tags: ['new-tag'])
expect(post.topic.reload.tags.map(&:name)).to contain_exactly('new-tag')
expect(post.post_revisions.reload.size).to eq(1)
subject.revise!(admin, raw: old_raw, tags: [])
expect(post.topic.reload.tags.map(&:name)).to be_empty
expect(post.post_revisions.reload.size).to eq(0)
subject.revise!(admin, raw: 'next post body', tags: ['new-tag'])
expect(post.topic.reload.tags.map(&:name)).to contain_exactly('new-tag')
expect(post.post_revisions.reload.size).to eq(1)
end
describe 'with the same body' do
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it "doesn't change version" do
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expect {
expect(subject.revise!(post.user, raw: post.raw)).to eq(false)
post.reload
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}.not_to change(post, :version)
end
end
describe 'with nil raw contents' do
it "doesn't change version" do
expect {
expect(subject.revise!(post.user, raw: nil)).to eq(false)
post.reload
}.not_to change(post, :version)
end
end
describe 'topic is in slow mode' do
before do
topic.update!(slow_mode_seconds: 1000)
end
it 'regular edits are not allowed by default' do
subject.revise!(
post.user,
{ raw: 'updated body' },
revised_at: post.updated_at + 1000.minutes
)
post.reload
expect(post.errors.present?).to eq(true)
expect(post.errors.messages[:base].first).to be I18n.t("cannot_edit_on_slow_mode")
end
it 'grace period editing is allowed' do
SiteSetting.editing_grace_period = 1.minute
subject.revise!(
post.user,
{ raw: 'updated body' },
revised_at: post.updated_at + 10.seconds
)
post.reload
expect(post.errors).to be_empty
end
it 'regular edits are allowed if it was turned on in settings' do
SiteSetting.slow_mode_prevents_editing = false
subject.revise!(
post.user,
{ raw: 'updated body' },
revised_at: post.updated_at + 10.minutes
)
post.reload
expect(post.errors).to be_empty
end
it 'staff is allowed to edit posts even if the topic is in slow mode' do
admin = Fabricate(:admin)
subject.revise!(
admin,
{ raw: 'updated body' },
revised_at: post.updated_at + 10.minutes
)
post.reload
expect(post.errors).to be_empty
end
end
describe 'grace period editing' do
it 'correctly applies edits' do
SiteSetting.editing_grace_period = 1.minute
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subject.revise!(post.user, { raw: 'updated body' }, revised_at: post.updated_at + 10.seconds)
post.reload
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expect(post.version).to eq(1)
expect(post.public_version).to eq(1)
expect(post.revisions.size).to eq(0)
expect(post.last_version_at).to eq_time(first_version_at)
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expect(subject.category_changed).to be_blank
end
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it "does create a new version if a large diff happens" do
SiteSetting.editing_grace_period_max_diff = 10
post = Fabricate(:post, raw: 'hello world')
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world123456789' }, revised_at: post.updated_at + 1.second)
post.reload
expect(post.version).to eq(1)
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world12345678901' }, revised_at: post.updated_at + 1.second)
post.reload
expect(post.version).to eq(2)
expect(post.revisions.first.modifications["raw"][0]).to eq("hello world")
expect(post.revisions.first.modifications["cooked"][0]).to eq("<p>hello world</p>")
SiteSetting.editing_grace_period_max_diff_high_trust = 100
post.user.update_columns(trust_level: 2)
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world12345678901 123456789012' }, revised_at: post.updated_at + 1.second)
post.reload
expect(post.version).to eq(2)
expect(post.revisions.count).to eq(1)
end
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it "doesn't create a new version" do
SiteSetting.editing_grace_period = 1.minute
SiteSetting.editing_grace_period_max_diff = 100
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# making a revision
subject.revise!(post.user, { raw: 'updated body' }, revised_at: post.updated_at + SiteSetting.editing_grace_period + 1.seconds)
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# "roll back"
subject.revise!(post.user, { raw: 'Hello world' }, revised_at: post.updated_at + SiteSetting.editing_grace_period + 2.seconds)
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post.reload
expect(post.version).to eq(1)
expect(post.public_version).to eq(1)
expect(post.revisions.size).to eq(0)
end
it "should bump the topic" do
expect {
subject.revise!(post.user, { raw: 'updated body' }, revised_at: post.updated_at + SiteSetting.editing_grace_period + 1.seconds)
}.to change { post.topic.bumped_at }
end
it "should send muted and latest message" do
TopicUser.create!(topic: post.topic, user: post.user, notification_level: 0)
messages = MessageBus.track_publish("/latest") do
subject.revise!(post.user, { raw: 'updated body' }, revised_at: post.updated_at + SiteSetting.editing_grace_period + 1.seconds)
end
muted_message = messages.find { |message| message.data["message_type"] == "muted" }
latest_message = messages.find { |message| message.data["message_type"] == "latest" }
expect(muted_message.data["topic_id"]).to eq(topic.id)
expect(latest_message.data["topic_id"]).to eq(topic.id)
end
end
describe 'edit reasons' do
it "does create a new version if an edit reason is provided" do
post = Fabricate(:post, raw: 'hello world')
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world123456789', edit_reason: 'this is my reason' }, revised_at: post.updated_at + 1.second)
post.reload
expect(post.version).to eq(2)
expect(post.revisions.count).to eq(1)
end
it "resets the edit_reason attribute in post model" do
freeze_time
SiteSetting.editing_grace_period = 5.seconds
post = Fabricate(:post, raw: 'hello world')
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world123456789', edit_reason: 'this is my reason' }, revised_at: post.updated_at + 1.second)
post.reload
expect(post.edit_reason).to eq('this is my reason')
revisor.revise!(post.user, { raw: 'hello world4321' }, revised_at: post.updated_at + 7.seconds)
post.reload
expect(post.edit_reason).not_to be_present
end
it "does not create a new version if an edit reason is provided and its the same as the current edit reason" do
post = Fabricate(:post, raw: 'hello world', edit_reason: 'this is my reason')
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world123456789', edit_reason: 'this is my reason' }, revised_at: post.updated_at + 1.second)
post.reload
expect(post.version).to eq(1)
expect(post.revisions.count).to eq(0)
end
it "does not clobber the existing edit reason for a revision if it is not provided in a subsequent revision" do
post = Fabricate(:post, raw: 'hello world')
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world123456789', edit_reason: 'this is my reason' }, revised_at: post.updated_at + 1.second)
post.reload
revisor.revise!(post.user, { raw: 'hello some other thing' }, revised_at: post.updated_at + 1.second)
expect(post.revisions.first.modifications[:edit_reason]).to eq([nil, 'this is my reason'])
end
end
describe 'hidden post' do
it "correctly stores the modification value" do
post.update(hidden: true, hidden_reason_id: Post.hidden_reasons[:flag_threshold_reached])
revisor = PostRevisor.new(post)
revisor.revise!(post.user, { raw: 'hello world' }, revised_at: post.updated_at + 11.minutes)
expect(post.revisions.first.modifications.symbolize_keys).to eq(
cooked: ["<p>Hello world</p>", "<p>hello world</p>"],
raw: ["Hello world", "hello world"]
)
end
end
describe 'revision much later' do
let!(:revised_at) { post.updated_at + 2.minutes }
before do
SiteSetting.editing_grace_period = 1.minute
subject.revise!(post.user, { raw: 'updated body' }, revised_at: revised_at)
post.reload
end
it "doesn't update a category" do
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expect(subject.category_changed).to be_blank
end
it 'updates the versions' do
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expect(post.version).to eq(2)
expect(post.public_version).to eq(2)
end
it 'creates a new revision' do
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expect(post.revisions.size).to eq(1)
end
it "updates the last_version_at" do
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expect(post.last_version_at.to_i).to eq(revised_at.to_i)
end
describe "new edit window" do
before do
subject.revise!(post.user, { raw: 'yet another updated body' }, revised_at: revised_at)
post.reload
end
it "doesn't create a new version if you do another" do
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expect(post.version).to eq(2)
expect(post.public_version).to eq(2)
end
it "doesn't change last_version_at" do
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expect(post.last_version_at.to_i).to eq(revised_at.to_i)
end
it "doesn't update a category" do
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expect(subject.category_changed).to be_blank
end
context "after second window" do
let!(:new_revised_at) { revised_at + 2.minutes }
before do
subject.revise!(post.user, { raw: 'yet another, another updated body' }, revised_at: new_revised_at)
post.reload
end
it "does create a new version after the edit window" do
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expect(post.version).to eq(3)
expect(post.public_version).to eq(3)
end
it "does create a new version after the edit window" do
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expect(post.last_version_at.to_i).to eq(new_revised_at.to_i)
end
end
end
end
describe 'category topic' do
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let!(:category) do
category = Fabricate(:category)
category.update_column(:topic_id, topic.id)
category
end
let(:new_description) { "this is my new description." }
it "should have no description by default" do
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expect(category.description).to be_blank
end
context "with one paragraph description" do
before do
subject.revise!(post.user, raw: new_description)
category.reload
end
it "returns the changed category info" do
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expect(subject.category_changed).to eq(category)
end
it "updates the description of the category" do
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expect(category.description).to eq(new_description)
end
end
context "with multiple paragraph description" do
before do
subject.revise!(post.user, raw: "#{new_description}\n\nOther content goes here.")
category.reload
end
it "returns the changed category info" do
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expect(subject.category_changed).to eq(category)
end
it "updates the description of the category" do
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expect(category.description).to eq(new_description)
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end
end
context "with invalid description without paragraphs" do
before do
subject.revise!(post.user, raw: "# This is a title")
category.reload
end
it "returns a error for the user" do
expect(post.errors.present?).to eq(true)
expect(post.errors.messages[:base].first).to be I18n.t("category.errors.description_incomplete")
end
it "doesn't update the description of the category" do
expect(category.description).to eq(nil)
end
end
context 'when updating back to the original paragraph' do
before do
category.update_column(:description, 'this is my description')
subject.revise!(post.user, raw: Category.post_template)
category.reload
end
it "puts the description back to nothing" do
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expect(category.description).to be_blank
end
it "returns the changed category info" do
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expect(subject.category_changed).to eq(category)
end
end
end
describe 'rate limiter' do
fab!(:changed_by) { coding_horror }
before do
RateLimiter.enable
RateLimiter.clear_all!
SiteSetting.editing_grace_period = 0
end
it "triggers a rate limiter" do
EditRateLimiter.any_instance.expects(:performed!)
subject.revise!(changed_by, raw: 'updated body')
end
it "raises error when a user gets rate limited" do
SiteSetting.max_edits_per_day = 1
user = Fabricate(:user, trust_level: 1)
subject.revise!(user, raw: 'body (edited)')
expect do
subject.revise!(user, raw: 'body (edited twice) ')
end.to raise_error(RateLimiter::LimitExceeded)
end
it "edit limits scale up depending on user's trust level" do
SiteSetting.max_edits_per_day = 1
SiteSetting.tl2_additional_edits_per_day_multiplier = 2
SiteSetting.tl3_additional_edits_per_day_multiplier = 3
SiteSetting.tl4_additional_edits_per_day_multiplier = 4
user = Fabricate(:user, trust_level: 2)
expect { subject.revise!(user, raw: 'body (edited)') }.to_not raise_error
expect { subject.revise!(user, raw: 'body (edited twice)') }.to_not raise_error
expect do
subject.revise!(user, raw: 'body (edited three times) ')
end.to raise_error(RateLimiter::LimitExceeded)
user = Fabricate(:user, trust_level: 3)
expect { subject.revise!(user, raw: 'body (edited)') }.to_not raise_error
expect { subject.revise!(user, raw: 'body (edited twice)') }.to_not raise_error
expect { subject.revise!(user, raw: 'body (edited three times)') }.to_not raise_error
expect do
subject.revise!(user, raw: 'body (edited four times) ')
end.to raise_error(RateLimiter::LimitExceeded)
user = Fabricate(:user, trust_level: 4)
expect { subject.revise!(user, raw: 'body (edited)') }.to_not raise_error
expect { subject.revise!(user, raw: 'body (edited twice)') }.to_not raise_error
expect { subject.revise!(user, raw: 'body (edited three times)') }.to_not raise_error
expect { subject.revise!(user, raw: 'body (edited four times)') }.to_not raise_error
expect do
subject.revise!(user, raw: 'body (edited five times) ')
end.to raise_error(RateLimiter::LimitExceeded)
end
end
describe "admin editing a new user's post" do
fab!(:changed_by) { Fabricate(:admin) }
before do
SiteSetting.newuser_max_embedded_media = 0
url = "http://i.imgur.com/wfn7rgU.jpg"
Oneboxer.stubs(:onebox).with(url, anything).returns("<img src='#{url}'>")
subject.revise!(changed_by, raw: "So, post them here!\n#{url}")
end
it "allows an admin to insert images into a new user's post" do
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expect(post.errors).to be_blank
end
it "marks the admin as the last updater" do
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expect(post.last_editor_id).to eq(changed_by.id)
end
end
describe "new user editing their own post" do
before do
SiteSetting.newuser_max_embedded_media = 0
url = "http://i.imgur.com/FGg7Vzu.gif"
Oneboxer.stubs(:cached_onebox).with(url, anything).returns("<img src='#{url}'>")
subject.revise!(post.user, raw: "So, post them here!\n#{url}")
end
it "doesn't allow images to be inserted" do
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expect(post.errors).to be_present
end
end
describe 'with a new body' do
before do
SiteSetting.editing_grace_period_max_diff = 1000
end
fab!(:changed_by) { coding_horror }
let!(:result) { subject.revise!(changed_by, raw: "lets update the body. Здравствуйте") }
it 'correctly updates raw' do
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expect(result).to eq(true)
expect(post.raw).to eq("lets update the body. Здравствуйте")
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expect(post.invalidate_oneboxes).to eq(true)
expect(post.version).to eq(2)
expect(post.public_version).to eq(2)
expect(post.revisions.size).to eq(1)
expect(post.revisions.first.user_id).to eq(changed_by.id)
# updates word count
expect(post.word_count).to eq(5)
post.topic.reload
expect(post.topic.word_count).to eq(5)
end
it 'increases the post_edits stat count' do
expect do
subject.revise!(post.user, { raw: "This is a new revision" })
end.to change { post.user.user_stat.post_edits_count.to_i }.by(1)
end
context 'when second poster posts again quickly' do
it 'is a grace period edit, because the second poster posted again quickly' do
SiteSetting.editing_grace_period = 1.minute
subject.revise!(changed_by, { raw: 'yet another updated body' }, revised_at: post.updated_at + 10.seconds)
post.reload
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expect(post.version).to eq(2)
expect(post.public_version).to eq(2)
expect(post.revisions.size).to eq(1)
end
end
context 'when passing skip_revision as true' do
before do
SiteSetting.editing_grace_period = 1.minute
subject.revise!(changed_by, { raw: 'yet another updated body' }, revised_at: post.updated_at + 10.hours, skip_revision: true)
post.reload
end
it 'does not create new revision ' do
expect(post.version).to eq(2)
expect(post.public_version).to eq(2)
expect(post.revisions.size).to eq(1)
end
end
end
describe "topic excerpt" do
it "topic excerpt is updated only if first post is revised" do
revisor = PostRevisor.new(post)
first_post = topic.first_post
expect {
revisor.revise!(first_post.user, { raw: 'Edit the first post' }, revised_at: first_post.updated_at + 10.seconds)
topic.reload
}.to change { topic.excerpt }
second_post = Fabricate(:post, post_args.merge(post_number: 2, topic_id: topic.id))
expect {
PostRevisor.new(second_post).revise!(second_post.user, raw: 'Edit the 2nd post')
topic.reload
}.to_not change { topic.excerpt }
end
end
describe "welcome topic" do
before do
SiteSetting.welcome_topic_id = topic.id
end
it "should publish welcome topic edit message" do
revisor = PostRevisor.new(post)
first_post = topic.first_post
UserAuthToken.generate!(user_id: admin.id)
Discourse.cache.write(Site.welcome_topic_banner_cache_key(admin.id), true)
messages = MessageBus.track_publish("/site/welcome-topic-banner") do
revisor.revise!(admin, { raw: 'updated welcome topic body' })
end
welcome_topic_banner_message = messages.find { |message| message.channel == "/site/welcome-topic-banner" }
expect(welcome_topic_banner_message).to be_present
expect(welcome_topic_banner_message.data).to eq(false)
end
end
it "doesn't strip starting whitespaces" do
subject.revise!(post.user, raw: " <-- whitespaces --> ")
post.reload
2015-01-09 11:34:37 -05:00
expect(post.raw).to eq(" <-- whitespaces -->")
end
it "revises and tracks changes of topic titles" do
new_title = "New topic title"
result = subject.revise!(
post.user,
{ title: new_title },
revised_at: post.updated_at + 10.minutes
)
expect(result).to eq(true)
post.reload
expect(post.topic.title).to eq(new_title)
expect(post.revisions.first.modifications["title"][1]).to eq(new_title)
end
it "revises and tracks changes of topic archetypes" do
new_archetype = Archetype.banner
result = subject.revise!(
post.user,
{ archetype: new_archetype },
revised_at: post.updated_at + 10.minutes
)
expect(result).to eq(true)
post.reload
expect(post.topic.archetype).to eq(new_archetype)
expect(post.revisions.first.modifications["archetype"][1]).to eq(new_archetype)
end
it "revises and tracks changes of topic tags" do
subject.revise!(admin, tags: ['new-tag'])
expect(post.post_revisions.last.modifications).to eq('tags' => [[], ['new-tag']])
subject.revise!(admin, tags: ['new-tag', 'new-tag-2'])
expect(post.post_revisions.last.modifications).to eq('tags' => [[], ['new-tag', 'new-tag-2']])
subject.revise!(admin, tags: ['new-tag-3'])
expect(post.post_revisions.last.modifications).to eq('tags' => [[], ['new-tag-3']])
end
describe "#publish_changes" do
let!(:post) { Fabricate(:post, topic: topic) }
it "should publish topic changes to clients" do
revisor = PostRevisor.new(topic.ordered_posts.first, topic)
message = MessageBus.track_publish("/topic/#{topic.id}") do
revisor.revise!(newuser, title: 'this is a test topic')
end.first
payload = message.data
expect(payload[:reload_topic]).to eq(true)
end
end
context "when logging staff edits" do
it "doesn't log when a regular user revises a post" do
subject.revise!(
post.user,
raw: "lets totally update the body"
)
log = UserHistory.where(
acting_user_id: post.user.id,
action: UserHistory.actions[:post_edit]
)
expect(log).to be_blank
end
it "logs an edit when a staff member revises a post" do
subject.revise!(
moderator,
raw: "lets totally update the body"
)
log = UserHistory.where(
acting_user_id: moderator.id,
action: UserHistory.actions[:post_edit]
).first
expect(log).to be_present
expect(log.details).to eq("Hello world\n\n---\n\nlets totally update the body")
end
it "doesn't log an edit when skip_staff_log is true" do
subject.revise!(
moderator,
{ raw: "lets totally update the body" },
skip_staff_log: true
)
log = UserHistory.where(
acting_user_id: moderator.id,
action: UserHistory.actions[:post_edit]
).first
expect(log).to be_blank
end
it "doesn't log an edit when a staff member edits their own post" do
revisor = PostRevisor.new(
Fabricate(:post, user: moderator)
)
revisor.revise!(
moderator,
raw: "my own edit to my own thing"
)
log = UserHistory.where(
acting_user_id: moderator.id,
action: UserHistory.actions[:post_edit]
)
expect(log).to be_blank
end
end
context "when logging group moderator edits" do
fab!(:group_user) { Fabricate(:group_user) }
fab!(:category) { Fabricate(:category, reviewable_by_group_id: group_user.group.id, topic: topic) }
before do
SiteSetting.enable_category_group_moderation = true
topic.update!(category: category)
post.update!(topic: topic)
end
it "logs an edit when a group moderator revises the category description" do
PostRevisor.new(post).revise!(group_user.user, raw: "a group moderator can update the description")
log = UserHistory.where(
acting_user_id: group_user.user.id,
action: UserHistory.actions[:post_edit]
).first
expect(log).to be_present
expect(log.details).to eq("Hello world\n\n---\n\na group moderator can update the description")
end
end
context "with staff_edit_locks_post" do
context "when disabled" do
before do
SiteSetting.staff_edit_locks_post = false
end
it "does not lock the post when revised" do
result = subject.revise!(
moderator,
raw: "lets totally update the body"
)
expect(result).to eq(true)
post.reload
expect(post).not_to be_locked
end
end
context "when enabled" do
before do
SiteSetting.staff_edit_locks_post = true
end
it "locks the post when revised by staff" do
result = subject.revise!(
moderator,
raw: "lets totally update the body"
)
expect(result).to eq(true)
post.reload
expect(post).to be_locked
end
it "doesn't lock the wiki posts" do
post.wiki = true
result = subject.revise!(
moderator,
raw: "some new raw content"
)
expect(result).to eq(true)
post.reload
expect(post).not_to be_locked
end
it "doesn't lock the post when the raw did not change" do
result = subject.revise!(
moderator,
title: "New topic title, cool!"
)
expect(result).to eq(true)
post.reload
expect(post.topic.title).to eq("New topic title, cool!")
expect(post).not_to be_locked
end
it "doesn't lock the post when revised by a regular user" do
result = subject.revise!(
user,
raw: "lets totally update the body"
)
expect(result).to eq(true)
post.reload
expect(post).not_to be_locked
end
it "doesn't lock the post when revised by system user" do
result = subject.revise!(
Discourse.system_user,
raw: "I usually replace hotlinked images"
)
expect(result).to eq(true)
post.reload
expect(post).not_to be_locked
end
it "doesn't lock a staff member's post" do
staff_post = Fabricate(:post, user: moderator)
revisor = PostRevisor.new(staff_post)
result = revisor.revise!(
moderator,
raw: "lets totally update the body"
)
expect(result).to eq(true)
staff_post.reload
expect(staff_post).not_to be_locked
end
end
end
context "with alerts" do
fab!(:mentioned_user) { Fabricate(:user) }
before do
Jobs.run_immediately!
end
it "generates a notification for a mention" do
expect {
subject.revise!(user, raw: "Random user is mentioning @#{mentioned_user.username_lower}")
}.to change { Notification.where(notification_type: Notification.types[:mentioned]).count }
end
it "never generates a notification for a mention when the System user revise a post" do
expect {
subject.revise!(Discourse.system_user, raw: "System user is mentioning @#{mentioned_user.username_lower}")
}.not_to change { Notification.where(notification_type: Notification.types[:mentioned]).count }
end
end
context "with tagging" do
context "with tagging disabled" do
before do
SiteSetting.tagging_enabled = false
end
it "doesn't add the tags" do
result = subject.revise!(user, raw: "lets totally update the body", tags: ['totally', 'update'])
expect(result).to eq(true)
post.reload
expect(post.topic.tags.size).to eq(0)
end
end
context "with tagging enabled" do
before do
SiteSetting.tagging_enabled = true
end
context "when can create tags" do
before do
SiteSetting.min_trust_to_create_tag = 0
SiteSetting.min_trust_level_to_tag_topics = 0
end
it "can create all tags if none exist" do
expect {
@result = subject.revise!(user, raw: "lets totally update the body", tags: ['totally', 'update'])
}.to change { Tag.count }.by(2)
expect(@result).to eq(true)
post.reload
expect(post.topic.tags.map(&:name).sort).to eq(['totally', 'update'])
end
it "creates missing tags if some exist" do
Fabricate(:tag, name: 'totally')
expect {
@result = subject.revise!(user, raw: "lets totally update the body", tags: ['totally', 'update'])
}.to change { Tag.count }.by(1)
expect(@result).to eq(true)
post.reload
expect(post.topic.tags.map(&:name).sort).to eq(['totally', 'update'])
end
it "can remove all tags" do
topic.tags = [Fabricate(:tag, name: "super"), Fabricate(:tag, name: "stuff")]
result = subject.revise!(user, raw: "lets totally update the body", tags: [])
expect(result).to eq(true)
post.reload
expect(post.topic.tags.size).to eq(0)
end
it "can't add staff-only tags" do
create_staff_only_tags(['important'])
result = subject.revise!(user, raw: "lets totally update the body", tags: ['important', 'stuff'])
expect(result).to eq(false)
expect(post.topic.errors.present?).to eq(true)
end
it "staff can add staff-only tags" do
create_staff_only_tags(['important'])
result = subject.revise!(admin, raw: "lets totally update the body", tags: ['important', 'stuff'])
expect(result).to eq(true)
post.reload
expect(post.topic.tags.map(&:name).sort).to eq(['important', 'stuff'])
end
it "triggers the :post_edited event with topic_changed?" do
topic.tags = [Fabricate(:tag, name: "super"), Fabricate(:tag, name: "stuff")]
events = DiscourseEvent.track_events do
subject.revise!(user, raw: "lets totally update the body", tags: [])
end
event = events.find { |e| e[:event_name] == :post_edited }
expect(event[:params].first).to eq(post)
expect(event[:params].second).to eq(true)
expect(event[:params].third).to be_kind_of(PostRevisor)
expect(event[:params].third.topic_diff).to eq({ "tags" => [["super", "stuff"], []] })
end
context "with staff-only tags" do
before do
create_staff_only_tags(['important'])
topic = post.topic
topic.tags = [Fabricate(:tag, name: "super"), Tag.where(name: "important").first, Fabricate(:tag, name: "stuff")]
end
it "staff-only tags can't be removed" do
result = subject.revise!(user, raw: "lets totally update the body", tags: ['stuff'])
expect(result).to eq(false)
expect(post.topic.errors.present?).to eq(true)
post.reload
expect(post.topic.tags.map(&:name).sort).to eq(['important', 'stuff', 'super'])
end
it "can't remove all tags if some are staff-only" do
result = subject.revise!(user, raw: "lets totally update the body", tags: [])
expect(result).to eq(false)
expect(post.topic.errors.present?).to eq(true)
post.reload
expect(post.topic.tags.map(&:name).sort).to eq(['important', 'stuff', 'super'])
end
it "staff-only tags can be removed by staff" do
result = subject.revise!(admin, raw: "lets totally update the body", tags: ['stuff'])
expect(result).to eq(true)
post.reload
expect(post.topic.tags.map(&:name)).to eq(['stuff'])
end
it "staff can remove all tags" do
result = subject.revise!(admin, raw: "lets totally update the body", tags: [])
expect(result).to eq(true)
post.reload
expect(post.topic.tags.size).to eq(0)
end
end
context "with hidden tags" do
let(:bumped_at) { 1.day.ago }
before do
topic.update!(bumped_at: bumped_at)
create_hidden_tags(['important', 'secret'])
topic = post.topic
topic.tags = [Fabricate(:tag, name: "super"), Tag.where(name: "important").first, Fabricate(:tag, name: "stuff")]
end
it "doesn't bump topic if only staff-only tags are added" do
expect {
result = subject.revise!(Fabricate(:admin), raw: post.raw, tags: topic.tags.map(&:name) + ['secret'])
expect(result).to eq(true)
}.to_not change { topic.reload.bumped_at }
end
it "doesn't bump topic if only staff-only tags are removed" do
expect {
result = subject.revise!(Fabricate(:admin), raw: post.raw, tags: topic.tags.map(&:name) - ['important', 'secret'])
expect(result).to eq(true)
}.to_not change { topic.reload.bumped_at }
end
it "doesn't bump topic if only staff-only tags are removed and there are no tags left" do
topic.tags = Tag.where(name: ['important', 'secret']).to_a
expect {
result = subject.revise!(Fabricate(:admin), raw: post.raw, tags: [])
expect(result).to eq(true)
}.to_not change { topic.reload.bumped_at }
end
it "doesn't bump topic if empty string is given" do
topic.tags = Tag.where(name: ['important', 'secret']).to_a
expect {
result = subject.revise!(Fabricate(:admin), raw: post.raw, tags: [""])
expect(result).to eq(true)
}.to_not change { topic.reload.bumped_at }
end
it "should bump topic if non staff-only tags are added" do
expect {
result = subject.revise!(Fabricate(:admin), raw: post.raw, tags: topic.tags.map(&:name) + [Fabricate(:tag).name])
expect(result).to eq(true)
}.to change { topic.reload.bumped_at }
end
it "creates a hidden revision" do
subject.revise!(Fabricate(:admin), raw: post.raw, tags: topic.tags.map(&:name) + ['secret'])
expect(post.reload.revisions.first.hidden).to eq(true)
end
it "doesn't notify topic owner about hidden tags" do
PostActionNotifier.enable
Jobs.run_immediately!
expect {
subject.revise!(Fabricate(:admin), raw: post.raw, tags: topic.tags.map(&:name) + ['secret'])
}.not_to change { Notification.where(notification_type: Notification.types[:edited]).count }
end
end
context "with required tag group" do
fab!(:tag1) { Fabricate(:tag) }
fab!(:tag2) { Fabricate(:tag) }
fab!(:tag3) { Fabricate(:tag) }
fab!(:tag_group) { Fabricate(:tag_group, tags: [tag1, tag2]) }
fab!(:category) { Fabricate(:category, name: "beta", category_required_tag_groups: [CategoryRequiredTagGroup.new(tag_group: tag_group, min_count: 1)]) }
before do
post.topic.update(category: category)
end
it "doesn't allow removing all tags from the group" do
post.topic.tags = [tag1, tag2]
result = subject.revise!(user, raw: "lets totally update the body", tags: [])
expect(result).to eq(false)
end
it "allows removing some tags" do
post.topic.tags = [tag1, tag2, tag3]
result = subject.revise!(user, raw: "lets totally update the body", tags: [tag1.name])
expect(result).to eq(true)
expect(post.reload.topic.tags.map(&:name)).to eq([tag1.name])
end
it "allows admins to remove the tags" do
post.topic.tags = [tag1, tag2, tag3]
result = subject.revise!(admin, raw: "lets totally update the body", tags: [])
expect(result).to eq(true)
expect(post.reload.topic.tags.size).to eq(0)
end
end
end
context "when cannot create tags" do
before do
SiteSetting.min_trust_to_create_tag = 4
SiteSetting.min_trust_level_to_tag_topics = 0
end
it "only uses existing tags" do
Fabricate(:tag, name: 'totally')
expect {
@result = subject.revise!(user, raw: "lets totally update the body", tags: ['totally', 'update'])
}.to_not change { Tag.count }
expect(@result).to eq(true)
post.reload
expect(post.topic.tags.map(&:name)).to eq(['totally'])
end
end
end
end
context "with uploads" do
let(:image1) { Fabricate(:upload) }
let(:image2) { Fabricate(:upload) }
let(:image3) { Fabricate(:upload) }
let(:image4) { Fabricate(:upload) }
let(:post_args) do
{
user: user,
topic: topic,
raw: <<~RAW
This is a post with multiple uploads
![image1](#{image1.short_url})
![image2](#{image2.short_url})
RAW
}
end
it "updates linked post uploads" do
post.link_post_uploads
expect(post.upload_references.pluck(:upload_id)).to contain_exactly(image1.id, image2.id)
subject.revise!(user, raw: <<~RAW)
This is a post with multiple uploads
![image2](#{image2.short_url})
![image3](#{image3.short_url})
![image4](#{image4.short_url})
RAW
expect(post.reload.upload_references.pluck(:upload_id)).to contain_exactly(image2.id, image3.id, image4.id)
end
context "with secure uploads uploads" do
let!(:image5) { Fabricate(:secure_upload) }
before do
Jobs.run_immediately!
setup_s3
SiteSetting.authorized_extensions = "png|jpg|gif|mp4"
SiteSetting.secure_uploads = true
stub_upload(image5)
end
it "updates the upload secure status, which is secure by default from the composer. set to false for a public topic" do
stub_image_size
subject.revise!(user, raw: <<~RAW)
This is a post with a secure upload
![image5](#{image5.short_url})
RAW
expect(image5.reload.secure).to eq(false)
expect(image5.security_last_changed_reason).to eq("access control post dictates security | source: post revisor")
end
it "does not update the upload secure status, which is secure by default from the composer for a private" do
post.topic.update(category: Fabricate(:private_category, group: Fabricate(:group)))
stub_image_size
subject.revise!(user, raw: <<~RAW)
This is a post with a secure upload
![image5](#{image5.short_url})
RAW
expect(image5.reload.secure).to eq(true)
expect(image5.security_last_changed_reason).to eq("access control post dictates security | source: post revisor")
end
end
end
context 'with drafts' do
it "does not advance draft sequence if keep_existing_draft option is true" do
post = Fabricate(:post, user: user)
topic = post.topic
draft_key = "topic_#{topic.id}"
data = { reply: "test 12222" }.to_json
Draft.set(user, draft_key, 0, data)
Draft.set(user, draft_key, 0, data)
expect {
PostRevisor.new(post).revise!(
post.user,
{ title: "updated title for my topic" },
keep_existing_draft: true
)
}.to not_change { Draft.where(user: user, draft_key: draft_key).first.sequence }
.and not_change { DraftSequence.where(user_id: user.id, draft_key: draft_key).first.sequence }
expect {
PostRevisor.new(post).revise!(
post.user,
{ title: "updated title for my topic" },
)
}.to change { Draft.where(user: user, draft_key: draft_key).count }.from(1).to(0)
.and change { DraftSequence.where(user_id: user.id, draft_key: draft_key).first.sequence }.by(1)
end
end
context 'when skipping validations' do
fab!(:post) { Fabricate(:post, raw: 'aaa', skip_validation: true) }
it 'can revise multiple times and remove unnecessary revisions' do
subject.revise!(admin, { raw: 'bbb' }, skip_validations: true)
expect(post.errors).to be_empty
# Revert to old version which was invalid to destroy previously created
# post revision and trigger another post save.
subject.revise!(admin, { raw: 'aaa' }, skip_validations: true)
expect(post.errors).to be_empty
end
end
end
context 'when the review_every_post setting is enabled' do
let(:post) { Fabricate(:post, post_args) }
let(:revisor) { PostRevisor.new(post) }
before { SiteSetting.review_every_post = true }
it 'queues the post when a regular user edits it' do
expect {
revisor.revise!(post.user, { raw: 'updated body' }, revised_at: post.updated_at + 10.minutes)
}.to change(ReviewablePost, :count).by(1)
end
it 'does nothing when a staff member edits a post' do
admin = Fabricate(:admin)
expect { revisor.revise!(admin, { raw: 'updated body' }) }.not_to change(ReviewablePost, :count)
end
it 'skips grace period edits' do
SiteSetting.editing_grace_period = 1.minute
expect {
revisor.revise!(post.user, { raw: 'updated body' }, revised_at: post.updated_at + 10.seconds)
}.not_to change(ReviewablePost, :count)
end
end
end