# frozen_string_literal: true
RSpec.describe InlineOneboxer do
it "should return nothing with empty input" do
expect(InlineOneboxer.new([]).process).to be_blank
end
it "can onebox a topic" do
topic = Fabricate(:topic)
results = InlineOneboxer.new([topic.url], skip_cache: true).process
expect(results).to be_present
expect(results[0][:url]).to eq(topic.url)
expect(results[0][:title]).to eq(topic.title)
end
it "doesn't onebox private messages" do
topic = Fabricate(:private_message_topic)
results = InlineOneboxer.new([topic.url], skip_cache: true).process
expect(results).to be_blank
end
describe "caching" do
fab!(:topic)
before { InlineOneboxer.invalidate(topic.url) }
it "puts an entry in the cache" do
SiteSetting.enable_inline_onebox_on_all_domains = true
url = "https://example.com/good-url"
stub_request(:get, url).to_return(
status: 200,
body: "a blog",
)
InlineOneboxer.invalidate(url)
expect(InlineOneboxer.cache_lookup(url)).to be_blank
result = InlineOneboxer.lookup(url)
expect(result[:title]).to be_present
cached = InlineOneboxer.cache_lookup(url)
expect(cached[:url]).to eq(url)
expect(cached[:title]).to eq("a blog")
end
end
describe ".lookup" do
let(:category) { Fabricate(:private_category, group: Group[:staff]) }
let(:category2) { Fabricate(:private_category, group: Group[:staff]) }
let(:admin) { Fabricate(:admin) }
it "can lookup private topics if in same category" do
topic = Fabricate(:topic, category: category)
topic1 = Fabricate(:topic, category: category)
topic2 = Fabricate(:topic, category: category2)
# Link to `topic` from new topic (same category)
onebox =
InlineOneboxer.lookup(
topic.url,
user_id: admin.id,
category_id: category.id,
skip_cache: true,
)
expect(onebox).to be_present
expect(onebox[:url]).to eq(topic.url)
expect(onebox[:title]).to eq(topic.title)
# Link to `topic` from `topic`
onebox =
InlineOneboxer.lookup(
topic.url,
user_id: admin.id,
category_id: topic.category_id,
topic_id: topic.id,
skip_cache: true,
)
expect(onebox).to be_present
expect(onebox[:url]).to eq(topic.url)
expect(onebox[:title]).to eq(topic.title)
# Link to `topic` from `topic1` (same category)
onebox =
InlineOneboxer.lookup(
topic.url,
user_id: admin.id,
category_id: topic1.category_id,
topic_id: topic1.id,
skip_cache: true,
)
expect(onebox).to be_present
expect(onebox[:url]).to eq(topic.url)
expect(onebox[:title]).to eq(topic.title)
# Link to `topic` from `topic2` (different category)
onebox =
InlineOneboxer.lookup(
topic.url,
user_id: admin.id,
category_id: topic2.category_id,
topic_id: topic2.id,
skip_cache: true,
)
expect(onebox).to be_blank
end
it "can lookup one link at a time" do
topic = Fabricate(:topic)
onebox = InlineOneboxer.lookup(topic.url, skip_cache: true)
expect(onebox).to be_present
expect(onebox[:url]).to eq(topic.url)
expect(onebox[:title]).to eq(topic.title)
end
it "returns nothing for unknown links" do
expect(InlineOneboxer.lookup(nil)).to be_nil
expect(InlineOneboxer.lookup("/test")).to be_nil
end
it "will return the fancy title" do
topic = Fabricate(:topic, title: "Hello :pizza: with an emoji")
onebox = InlineOneboxer.lookup(topic.url, skip_cache: true)
expect(onebox).to be_present
expect(onebox[:url]).to eq(topic.url)
expect(onebox[:title]).to eq("Hello 🍕 with an emoji")
end
it "will append the post number post author's username to the title" do
topic = Fabricate(:topic, title: "Inline oneboxer")
Fabricate(:post, topic: topic) # OP
Fabricate(:post, topic: topic)
lookup = ->(number) do
InlineOneboxer.lookup("#{topic.url}/#{number}", skip_cache: true)[:title]
end
posts = topic.reload.posts.order("post_number ASC")
expect(lookup.call(0)).to eq("Inline oneboxer")
expect(lookup.call(1)).to eq("Inline oneboxer")
expect(lookup.call(2)).to eq("Inline oneboxer - #2 by #{posts[1].user.username}")
Fabricate(:post, topic: topic, post_type: Post.types[:whisper])
posts = topic.reload.posts.order("post_number ASC")
# because the last post in the topic is a whisper, the onebox title
# will be the first regular post directly before our whisper
expect(lookup.call(3)).to eq("Inline oneboxer - #2 by #{posts[1].user.username}")
expect(lookup.call(99)).to eq("Inline oneboxer - #2 by #{posts[1].user.username}")
Fabricate(:post, topic: topic)
posts = topic.reload.posts.order("post_number ASC")
# username not appended to whisper posts
expect(lookup.call(3)).to eq("Inline oneboxer - #3")
expect(lookup.call(4)).to eq("Inline oneboxer - #4 by #{posts[3].user.username}")
expect(lookup.call(99)).to eq("Inline oneboxer - #4 by #{posts[3].user.username}")
end
it "will not crawl domains that aren't allowlisted" do
SiteSetting.enable_inline_onebox_on_all_domains = false
onebox = InlineOneboxer.lookup("https://eviltrout.com", skip_cache: true)
expect(onebox).to be_blank
end
it "will crawl anything if allowed to" do
SiteSetting.enable_inline_onebox_on_all_domains = true
stub_request(:get, "https://eviltrout.com/some-path").to_return(
status: 200,
body: "a blog",
)
onebox = InlineOneboxer.lookup("https://eviltrout.com/some-path", skip_cache: true)
expect(onebox).to be_present
expect(onebox[:url]).to eq("https://eviltrout.com/some-path")
expect(onebox[:title]).to eq("a blog")
end
it "will not return a onebox if it does not meet minimal length" do
SiteSetting.enable_inline_onebox_on_all_domains = true
stub_request(:get, "https://eviltrout.com/some-path").to_return(
status: 200,
body: "a",
)
onebox = InlineOneboxer.lookup("https://eviltrout.com/some-path", skip_cache: true)
expect(onebox).to be_present
expect(onebox[:url]).to eq("https://eviltrout.com/some-path")
expect(onebox[:title]).to eq(nil)
end
it "will lookup allowlisted domains" do
SiteSetting.allowed_inline_onebox_domains = "eviltrout.com"
RetrieveTitle.stubs(:crawl).returns("Evil Trout's Blog")
onebox = InlineOneboxer.lookup("https://eviltrout.com/some-path", skip_cache: true)
expect(onebox).to be_present
expect(onebox[:url]).to eq("https://eviltrout.com/some-path")
expect(onebox[:title]).to eq("Evil Trout's Blog")
end
describe "lookups for blocked domains in the hostname" do
shared_examples "blocks the domain" do |setting, domain_to_test|
it "does not retrieve title" do
stub_request(:get, domain_to_test).to_return(
status: 200,
body: "hello world",
)
SiteSetting.blocked_onebox_domains = setting
onebox = InlineOneboxer.lookup(domain_to_test, skip_cache: true)
expect(onebox).to be_blank
end
end
shared_examples "does not fulfil blocked domain" do |setting, domain_to_test|
it "retrieves title" do
stub_request(:get, domain_to_test).to_return(
status: 200,
body: "hello world",
)
SiteSetting.blocked_onebox_domains = setting
onebox = InlineOneboxer.lookup(domain_to_test, skip_cache: true)
expect(onebox[:title]).to be_present
end
end
include_examples "blocks the domain", "api.cat.org|kitten.cloud", "https://api.cat.org"
include_examples "blocks the domain", "api.cat.org|kitten.cloud", "http://kitten.cloud"
include_examples "blocks the domain", "kitten.cloud", "http://cat.kitten.cloud"
include_examples "blocks the domain", "api.cat.org", "https://api.cat.org/subdirectory/moar"
include_examples "blocks the domain", "kitten.cloud", "https://cat.kitten.cloud/subd"
include_examples "does not fulfil blocked domain", "kitten.cloud", "https://cat.2kitten.cloud"
include_examples "does not fulfil blocked domain", "kitten.cloud", "https://cat.kitten.cloud9"
include_examples "does not fulfil blocked domain", "api.cat.org", "https://api-cat.org"
it "doesn't retrieve title if a blocked domain is encountered anywhere in the redirect chain" do
SiteSetting.blocked_onebox_domains = "redirect.com"
stub_request(:get, "https://mainwebsite.com/blah").to_return(
status: 301,
body: "",
headers: {
"location" => "https://redirect.com/blah",
},
)
stub_request(:get, "https://redirect.com/blah").to_return(
status: 301,
body: "",
headers: {
"location" => "https://finalwebsite.com/blah",
},
)
stub_request(:get, "https://finalwebsite.com/blah").to_return(
status: 200,
body: "hello world",
)
onebox = InlineOneboxer.lookup("https://mainwebsite.com/blah", skip_cache: true)
expect(onebox[:title]).to be_blank
end
it "doesn't retrieve title if the Discourse-No-Onebox header == 1" do
stub_request(:get, "https://mainwebsite.com/blah").to_return(
status: 200,
body: "hello world",
headers: {
"Discourse-No-Onebox" => "1",
},
)
onebox = InlineOneboxer.lookup("https://mainwebsite.com/blah", skip_cache: true)
expect(onebox[:title]).to be_blank
stub_request(:get, "https://mainwebsite.com/blah/2").to_return(
status: 301,
body: "",
headers: {
"location" => "https://mainwebsite.com/blah/2/redirect",
},
)
stub_request(:get, "https://mainwebsite.com/blah/2/redirect").to_return(
status: 301,
body: "",
headers: {
"Discourse-No-Onebox" => "1",
"location" => "https://somethingdoesnotmatter.com",
},
)
onebox = InlineOneboxer.lookup("https://mainwebsite.com/blah/2", skip_cache: true)
expect(onebox[:title]).to be_blank
onebox = InlineOneboxer.lookup("https://mainwebsite.com/blah/2/redirect", skip_cache: true)
expect(onebox[:title]).to be_blank
end
end
context "when block_onebox_on_redirect is enabled" do
before { SiteSetting.block_onebox_on_redirect = true }
after { FinalDestination.clear_https_cache!("redirects.com") }
it "doesn't onebox if the URL redirects" do
stub_request(:get, "https://redirects.com/blah/gg").to_return(
status: 301,
body: "",
headers: {
"location" => "https://redirects.com/blah/gg/redirect",
},
)
onebox = InlineOneboxer.lookup("https://redirects.com/blah/gg", skip_cache: true)
expect(onebox[:title]).to be_blank
end
it "allows an initial http -> https redirect if the redirect URL is identical to the original" do
stub_request(:get, "http://redirects.com/blah/gg").to_return(
status: 301,
body: "",
headers: {
"location" => "https://redirects.com/blah/gg",
},
)
stub_request(:get, "https://redirects.com/blah/gg").to_return(
status: 200,
body: "The Redirects Website",
)
onebox = InlineOneboxer.lookup("http://redirects.com/blah/gg", skip_cache: true)
expect(onebox[:title]).to eq("The Redirects Website")
end
it "doesn't allow an initial http -> https redirect if the redirect URL is different to the original" do
stub_request(:get, "http://redirects.com/blah/gg").to_return(
status: 301,
body: "",
headers: {
"location" => "https://redirects.com/blah/gg/2",
},
)
onebox = InlineOneboxer.lookup("http://redirects.com/blah/gg", skip_cache: true)
expect(onebox[:title]).to be_blank
end
end
it "censors external oneboxes" do
Fabricate(:watched_word, action: WatchedWord.actions[:censor], word: "my")
SiteSetting.enable_inline_onebox_on_all_domains = true
stub_request(:get, "https://eviltrout.com/some-path").to_return(
status: 200,
body: "welcome to my blog",
)
onebox = InlineOneboxer.lookup("https://eviltrout.com/some-path", skip_cache: true)
expect(onebox).to be_present
expect(onebox[:url]).to eq("https://eviltrout.com/some-path")
expect(onebox[:title]).to eq("welcome to ■■ blog")
end
it "does not try and censor external oneboxes returning a blank title" do
Fabricate(:watched_word, action: WatchedWord.actions[:censor], word: "my")
SiteSetting.enable_inline_onebox_on_all_domains = true
stub_request(:get, "https://eviltrout.com/some-path").to_return(status: 404, body: "")
onebox = InlineOneboxer.lookup("https://eviltrout.com/some-path", skip_cache: true)
expect(onebox).to be_present
expect(onebox[:url]).to eq("https://eviltrout.com/some-path")
expect(onebox[:title]).to eq(nil)
end
end
describe ".register_local_handler" do
it "calls registered local handler" do
InlineOneboxer.register_local_handler("wizard") do |url, route|
{ url: url, title: "Custom Onebox for Wizard" }
end
url = "#{Discourse.base_url}/wizard"
results = InlineOneboxer.new([url], skip_cache: true).process
expect(results).to be_present
expect(results[0][:url]).to eq(url)
expect(results[0][:title]).to eq("Custom Onebox for Wizard")
end
end
end