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6e161d3e75
The most common thing that we do with fab! is:
fab!(:thing) { Fabricate(:thing) }
This commit adds a shorthand for this which is just simply:
fab!(:thing)
i.e. If you omit the block, then, by default, you'll get a `Fabricate`d object using the fabricator of the same name.
580 lines
19 KiB
Ruby
580 lines
19 KiB
Ruby
# frozen_string_literal: true
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RSpec.describe TopicLink do
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it { is_expected.to validate_presence_of :url }
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def test_uri
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URI.parse(Discourse.base_url)
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end
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fab!(:topic) { Fabricate(:topic, title: "unique topic name") }
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fab!(:user) { topic.user }
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fab!(:post)
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it "can't link to the same topic" do
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ftl = TopicLink.new(url: "/t/#{topic.id}", topic_id: topic.id, link_topic_id: topic.id)
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expect(ftl.valid?).to eq(false)
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end
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describe "external links" do
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it "correctly handles links" do
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non_png = "https://b.com/#{SecureRandom.hex}"
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# prepare a title for one of the links
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stub_request(:get, non_png).with(
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headers: {
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"Accept" => "*/*",
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"Accept-Encoding" => "gzip",
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"Host" => "b.com",
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},
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).to_return(
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status: 200,
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body: "<html><head><title>amazing</title></head></html>",
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headers: {
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},
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)
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# so we run crawl_topic_links
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Jobs.run_immediately!
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png_title = "#{SecureRandom.hex}.png"
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png = "https://awesome.com/#{png_title}"
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post = Fabricate(:post, raw: <<~RAW, user: user, topic: topic)
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http://a.com/
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#{non_png}
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http://#{"a" * 200}.com/invalid
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//b.com/#{"a" * 500}
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#{png}
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RAW
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TopicLink.extract_from(post)
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# we have a special rule for images title where we pull them out of the filename
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expect(topic.topic_links.where(url: png).pick(:title)).to eq(png_title)
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expect(topic.topic_links.where(url: non_png).pick(:title)).to eq("amazing")
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expect(topic.topic_links.pluck(:url)).to contain_exactly(
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png,
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non_png,
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"http://a.com/",
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"//b.com/#{"a" * 500}"[0...TopicLink.max_url_length],
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)
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old_ids = topic.topic_links.pluck(:id)
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TopicLink.extract_from(post)
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new_ids = topic.topic_links.pluck(:id)
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expect(new_ids).to contain_exactly(*old_ids)
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end
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end
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describe "internal links" do
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it "extracts onebox" do
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other_topic = Fabricate(:topic, user: user)
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Fabricate(:post, topic: other_topic, user: user, raw: "some content for the first post")
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other_post =
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Fabricate(:post, topic: other_topic, user: user, raw: "some content for the second post")
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url =
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"http://#{test_uri.host}/t/#{other_topic.slug}/#{other_topic.id}/#{other_post.post_number}"
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invalid_url = "http://#{test_uri.host}/t/#{other_topic.slug}/9999999999999999999999999999999"
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Fabricate(:post, topic: topic, user: user, raw: "initial post")
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post =
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Fabricate(
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:post,
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topic: topic,
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user: user,
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raw: "Link to another topic:\n\n#{url}\n\n#{invalid_url}",
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)
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TopicLink.extract_from(post)
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link = topic.topic_links.first
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# should have a link
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expect(link).to be_present
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# should be the canonical URL
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expect(link.url).to eq(url)
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end
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context "with topic link" do
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fab!(:other_topic) { Fabricate(:topic, user: user) }
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fab!(:moderator)
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let(:post) { Fabricate(:post, topic: other_topic, user: user, raw: "some content") }
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it "works" do
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# ensure other_topic has a post
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post
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url = "http://#{test_uri.host}/t/#{other_topic.slug}/#{other_topic.id}"
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Fabricate(:post, topic: topic, user: user, raw: "initial post")
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linked_post =
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Fabricate(:post, topic: topic, user: user, raw: "Link to another topic: #{url}")
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# this is subtle, but we had a bug were second time
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# TopicLink.extract_from was called a reflection was nuked
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2.times do
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TopicLink.extract_from(linked_post)
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topic.reload
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other_topic.reload
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link = topic.topic_links.first
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expect(link).to be_present
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expect(link).to be_internal
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expect(link.url).to eq(url)
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expect(link.domain).to eq(test_uri.host)
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expect(link.link_topic_id).to eq(other_topic.id)
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expect(link).not_to be_reflection
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reflection = other_topic.topic_links.first
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expect(reflection).to be_present
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expect(reflection).to be_reflection
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expect(reflection.post_id).to be_present
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expect(reflection.domain).to eq(test_uri.host)
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expect(reflection.url).to eq(
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"http://#{test_uri.host}/t/unique-topic-name/#{topic.id}/#{linked_post.post_number}",
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)
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expect(reflection.link_topic_id).to eq(topic.id)
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expect(reflection.link_post_id).to eq(linked_post.id)
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expect(reflection.user_id).to eq(link.user_id)
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end
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PostOwnerChanger.new(
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post_ids: [linked_post.id],
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topic_id: topic.id,
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acting_user: user,
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new_owner: Fabricate(:user),
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).change_owner!
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TopicLink.extract_from(linked_post)
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expect(topic.topic_links.first.url).to eq(url)
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linked_post.revise(post.user, raw: "no more linkies https://eviltrout.com")
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expect(other_topic.reload.topic_links.where(link_post_id: linked_post.id)).to be_blank
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end
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it "works without id" do
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post
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url = "http://#{test_uri.host}/t/#{other_topic.slug}"
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Fabricate(:post, topic: topic, user: user, raw: "initial post")
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linked_post =
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Fabricate(:post, topic: topic, user: user, raw: "Link to another topic: #{url}")
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TopicLink.extract_from(linked_post)
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link = topic.topic_links.first
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reflection = other_topic.topic_links.first
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expect(reflection).to be_present
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expect(reflection).to be_reflection
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expect(reflection.post_id).to be_present
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expect(reflection.domain).to eq(test_uri.host)
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expect(reflection.url).to eq(
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"http://#{test_uri.host}/t/unique-topic-name/#{topic.id}/#{linked_post.post_number}",
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)
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expect(reflection.link_topic_id).to eq(topic.id)
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expect(reflection.link_post_id).to eq(linked_post.id)
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expect(reflection.user_id).to eq(link.user_id)
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end
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it "doesn't work for a deleted post" do
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post
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url = "http://#{test_uri.host}/t/#{other_topic.slug}/#{other_topic.id}"
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Fabricate(:post, topic: topic, user: user, raw: "initial post")
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linked_post =
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Fabricate(:post, topic: topic, user: user, raw: "Link to another topic: #{url}")
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TopicLink.extract_from(linked_post)
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expect(other_topic.reload.topic_links.where(link_post_id: linked_post.id).count).to eq(1)
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PostDestroyer.new(moderator, linked_post).destroy
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TopicLink.extract_from(linked_post)
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expect(other_topic.reload.topic_links.where(link_post_id: linked_post.id)).to be_blank
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end
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it "truncates long links" do
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SiteSetting.slug_generation_method = "encoded"
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long_title = "Καλημερα σε ολους και ολες" * 9 # 234 chars, but the encoded slug will be 1224 chars in length
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other_topic = Fabricate(:topic, user: user, title: long_title)
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expect(other_topic.slug.length).to be > TopicLink.max_url_length
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Fabricate(:post, topic: other_topic, user: user, raw: "initial post")
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other_topic_url = "http://#{test_uri.host}/t/#{other_topic.slug}/#{other_topic.id}"
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post_with_link =
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Fabricate(
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:post,
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topic: topic,
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user: user,
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raw: "Link to another topic: #{other_topic_url}",
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)
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TopicLink.extract_from(post_with_link)
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topic.reload
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link = topic.topic_links.first
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expect(link.url.length).to eq(TopicLink.max_url_length)
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end
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it "does not truncate reflection links" do
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SiteSetting.slug_generation_method = "encoded"
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long_title = "Καλημερα σε ολους και ολες" * 9 # 234 chars, but the encoded slug will be 1224 chars in length
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topic = Fabricate(:topic, user: user, title: long_title)
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expect(topic.slug.length).to be > TopicLink.max_url_length
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topic_url = "http://#{test_uri.host}/t/#{topic.slug}/#{topic.id}"
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other_topic = Fabricate(:topic, user: user)
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Fabricate(:post, topic: other_topic, user: user, raw: "initial post")
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other_topic_url = "http://#{test_uri.host}/t/#{other_topic.slug}/#{other_topic.id}"
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post_with_link =
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Fabricate(
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:post,
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topic: topic,
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user: user,
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raw: "Link to another topic: #{other_topic_url}",
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)
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expect { TopicLink.extract_from(post_with_link) }.to_not raise_error
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other_topic.reload
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reflection_link = other_topic.topic_links.first
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expect(reflection_link.url.length).to be > (TopicLink.max_url_length)
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expect(reflection_link.url).to eq(topic_url)
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end
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end
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context "with link to a user on discourse" do
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let(:post) do
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Fabricate(
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:post,
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topic: topic,
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user: user,
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raw: "<a href='/u/#{user.username_lower}'>user</a>",
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)
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end
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before { TopicLink.extract_from(post) }
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it "does not extract a link" do
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expect(topic.topic_links).to be_blank
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end
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end
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context "with link to a discourse resource like a FAQ" do
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let(:post) do
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Fabricate(:post, topic: topic, user: user, raw: "<a href='/faq'>faq link here</a>")
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end
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before { TopicLink.extract_from(post) }
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it "does not extract a link" do
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expect(topic.topic_links).to be_present
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end
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end
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context "with mention links" do
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let(:post) { Fabricate(:post, topic: topic, user: user, raw: "Hey #{user.username_lower}") }
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before { TopicLink.extract_from(post) }
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it "does not extract a link" do
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expect(topic.topic_links).to be_blank
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end
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end
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context "with email address" do
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it "does not extract a link" do
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post =
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Fabricate(
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:post,
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topic: topic,
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user: user,
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raw: "Valid email: foo@bar.com\n\nInvalid email: rfc822;name@domain.com",
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)
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TopicLink.extract_from(post)
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expect(topic.topic_links).to be_blank
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end
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end
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context "with mail link" do
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let(:post) do
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Fabricate(:post, topic: topic, user: user, raw: "[email]bar@example.com[/email]")
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end
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it "does not extract a link" do
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TopicLink.extract_from(post)
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expect(topic.topic_links).to be_blank
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end
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end
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context "with quote links" do
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it "sets quote correctly" do
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linked_post = Fabricate(:post, topic: topic, user: user, raw: "my test post")
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quoting_post =
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Fabricate(
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:post,
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raw:
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"[quote=\"#{user.username}, post: #{linked_post.post_number}, topic: #{topic.id}\"]\nquote\n[/quote]",
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)
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TopicLink.extract_from(quoting_post)
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link = quoting_post.topic.topic_links.first
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expect(link.link_post_id).to eq(linked_post.id)
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expect(link.quote).to eq(true)
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end
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end
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context "with link to a local attachments" do
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let(:post) do
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Fabricate(
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:post,
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topic: topic,
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user: user,
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raw:
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'<a class="attachment" href="/uploads/default/208/87bb3d8428eb4783.rb?foo=bar">ruby.rb</a>',
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)
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end
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it "extracts the link" do
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TopicLink.extract_from(post)
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link = topic.topic_links.first
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# extracted the link
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expect(link).to be_present
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# is set to internal
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expect(link).to be_internal
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# has the correct url
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expect(link.url).to eq("/uploads/default/208/87bb3d8428eb4783.rb?foo=bar")
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# should not be the reflection
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expect(link).not_to be_reflection
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# should have file extension
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expect(link.extension).to eq("rb")
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end
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end
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context "with link to an attachments uploaded on S3" do
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let(:post) do
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Fabricate(
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:post,
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topic: topic,
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user: user,
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raw:
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'<a class="attachment" href="//s3.amazonaws.com/bucket/2104a0211c9ce41ed67989a1ed62e9a394c1fbd1446.rb">ruby.rb</a>',
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)
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end
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it "extracts the link" do
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TopicLink.extract_from(post)
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link = topic.topic_links.first
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# extracted the link
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expect(link).to be_present
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# is not internal
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expect(link).not_to be_internal
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# has the correct url
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expect(link.url).to eq(
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"//s3.amazonaws.com/bucket/2104a0211c9ce41ed67989a1ed62e9a394c1fbd1446.rb",
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)
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# should not be the reflection
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expect(link).not_to be_reflection
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# should have file extension
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expect(link.extension).to eq("rb")
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end
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end
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end
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describe "internal link from pm" do
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it "works" do
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pm = Fabricate(:topic, user: user, category_id: nil, archetype: "private_message")
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Fabricate(:post, topic: pm, user: user, raw: "some content")
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url = "http://#{test_uri.host}/t/topic-slug/#{topic.id}"
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Fabricate(:post, topic: pm, user: user, raw: "initial post")
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linked_post = Fabricate(:post, topic: pm, user: user, raw: "Link to another topic: #{url}")
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TopicLink.extract_from(linked_post)
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expect(topic.topic_links.first).to eq(nil)
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expect(pm.topic_links.first).not_to eq(nil)
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end
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end
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describe "internal link from unlisted topic" do
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it "works" do
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unlisted_topic = Fabricate(:topic, user: user, visible: false)
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url = "http://#{test_uri.host}/t/topic-slug/#{topic.id}"
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Fabricate(:post, topic: unlisted_topic, user: user, raw: "initial post")
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linked_post =
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Fabricate(:post, topic: unlisted_topic, user: user, raw: "Link to another topic: #{url}")
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TopicLink.extract_from(linked_post)
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expect(topic.topic_links.first).to eq(nil)
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expect(unlisted_topic.topic_links.first).not_to eq(nil)
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end
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end
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describe "internal link with non-standard port" do
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it "includes the non standard port if present" do
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other_topic = Fabricate(:topic, user: user)
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SiteSetting.port = 5678
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alternate_uri = URI.parse(Discourse.base_url)
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url = "http://#{alternate_uri.host}:5678/t/topic-slug/#{other_topic.id}"
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post = Fabricate(:post, topic: topic, user: user, raw: "Link to another topic: #{url}")
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TopicLink.extract_from(post)
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reflection = other_topic.topic_links.first
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expect(reflection.url).to eq(
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"http://#{alternate_uri.host}:5678/t/unique-topic-name/#{topic.id}",
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)
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end
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end
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describe "query methods" do
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it "returns blank without posts" do
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expect(TopicLink.counts_for(Guardian.new, nil, nil)).to be_blank
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end
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context "with data" do
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let(:post) do
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topic = Fabricate(:topic)
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Fabricate(:post_with_external_links, user: topic.user, topic: topic)
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end
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let(:counts_for) { TopicLink.counts_for(Guardian.new, post.topic, [post]) }
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it "creates a valid topic lookup" do
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TopicLink.extract_from(post)
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lookup = TopicLink.duplicate_lookup(post.topic)
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expect(lookup).to be_present
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expect(lookup["google.com"]).to be_present
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ch = lookup["www.codinghorror.com/blog"]
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expect(ch).to be_present
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expect(ch[:domain]).to eq("www.codinghorror.com")
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expect(ch[:username]).to eq(post.username)
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expect(ch[:posted_at]).to be_present
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expect(ch[:post_number]).to be_present
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end
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it "has the correct results" do
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TopicLink.extract_from(post)
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topic_link_first = post.topic.topic_links.first
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TopicLinkClick.create!(topic_link: topic_link_first, ip_address: "192.168.1.1")
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TopicLinkClick.create!(topic_link: topic_link_first, ip_address: "192.168.1.2")
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topic_link_second = post.topic.topic_links.second
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TopicLinkClick.create!(topic_link: topic_link_second, ip_address: "192.168.1.1")
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expect(counts_for[post.id]).to be_present
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expect(counts_for[post.id].first[:clicks]).to eq(2)
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expect(counts_for[post.id].second[:clicks]).to eq(1)
|
|
|
|
array = TopicLink.topic_map(Guardian.new, post.topic_id)
|
|
expect(array.length).to eq(2)
|
|
expect(array[0].clicks).to eq(2)
|
|
expect(array[1].clicks).to eq(1)
|
|
end
|
|
|
|
it "secures internal links correctly" do
|
|
category = Fabricate(:category)
|
|
secret_topic = Fabricate(:topic, category: category)
|
|
|
|
url = "http://#{test_uri.host}/t/topic-slug/#{secret_topic.id}"
|
|
post = Fabricate(:post, raw: "hello test topic #{url}")
|
|
TopicLink.extract_from(post)
|
|
TopicLinkClick.create!(topic_link: post.topic.topic_links.first, ip_address: "192.168.1.1")
|
|
|
|
expect(TopicLink.topic_map(Guardian.new, post.topic_id).count).to eq(1)
|
|
expect(TopicLink.counts_for(Guardian.new, post.topic, [post]).length).to eq(1)
|
|
|
|
category.set_permissions(staff: :full)
|
|
category.save
|
|
|
|
admin = Fabricate(:admin)
|
|
|
|
expect(TopicLink.topic_map(Guardian.new, post.topic_id).count).to eq(0)
|
|
expect(TopicLink.topic_map(Guardian.new(admin), post.topic_id).count).to eq(1)
|
|
|
|
expect(TopicLink.counts_for(Guardian.new, post.topic, [post]).length).to eq(0)
|
|
expect(TopicLink.counts_for(Guardian.new(admin), post.topic, [post]).length).to eq(1)
|
|
end
|
|
|
|
it "does not include links from whisper" do
|
|
url = "https://blog.codinghorror.com/hacker-hack-thyself/"
|
|
post = Fabricate(:post, raw: "whisper post... #{url}", post_type: Post.types[:whisper])
|
|
TopicLink.extract_from(post)
|
|
|
|
expect(TopicLink.topic_map(Guardian.new, post.topic_id).count).to eq(0)
|
|
end
|
|
|
|
it "secures internal links correctly" do
|
|
other_topic = Fabricate(:topic)
|
|
other_user = Fabricate(:user)
|
|
|
|
url = "http://#{test_uri.host}/t/topic-slug/#{other_topic.id}"
|
|
post = Fabricate(:post, raw: "hello test topic #{url}")
|
|
TopicLink.extract_from(post)
|
|
TopicLinkClick.create!(topic_link: post.topic.topic_links.first, ip_address: "192.168.1.1")
|
|
|
|
expect(TopicLink.counts_for(Guardian.new(other_user), post.topic, [post]).length).to eq(1)
|
|
|
|
TopicUser.change(
|
|
other_user.id,
|
|
other_topic.id,
|
|
notification_level: TopicUser.notification_levels[:muted],
|
|
)
|
|
|
|
expect(TopicLink.counts_for(Guardian.new(other_user), post.topic, [post]).length).to eq(0)
|
|
end
|
|
end
|
|
|
|
describe ".duplicate_lookup" do
|
|
fab!(:user) { Fabricate(:user, username: "junkrat") }
|
|
|
|
let(:post_with_internal_link) do
|
|
Fabricate(:post, user: user, raw: "Check out this topic #{post.topic.url}/122131")
|
|
end
|
|
|
|
it "should return the right response" do
|
|
TopicLink.extract_from(post_with_internal_link)
|
|
|
|
result = TopicLink.duplicate_lookup(post_with_internal_link.topic)
|
|
expect(result.count).to eq(1)
|
|
|
|
lookup = result["test.localhost/t/#{post.topic.slug}/#{post.topic.id}/122131"]
|
|
|
|
expect(lookup[:domain]).to eq("test.localhost")
|
|
expect(lookup[:username]).to eq("junkrat")
|
|
expect(lookup[:posted_at].to_s).to eq(post_with_internal_link.created_at.to_s)
|
|
expect(lookup[:post_number]).to eq(1)
|
|
|
|
result = TopicLink.duplicate_lookup(post.topic)
|
|
expect(result).to eq({})
|
|
end
|
|
end
|
|
|
|
it "works with invalid link target" do
|
|
post =
|
|
Fabricate(
|
|
:post,
|
|
raw: '<a href="http:geturl">http:geturl</a>',
|
|
user: user,
|
|
topic: topic,
|
|
cook_method: Post.cook_methods[:raw_html],
|
|
)
|
|
expect { TopicLink.extract_from(post) }.to_not raise_error
|
|
end
|
|
end
|
|
end
|