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discourse/spec/components/pretty_text_spec.rb

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require 'rails_helper'
require 'pretty_text'
require 'html_normalize'
describe PrettyText do
def n(html)
HtmlNormalize.normalize(html)
end
def cook(*args)
n(PrettyText.cook(*args))
end
let(:wrapped_image) { "<div class=\"lightbox-wrapper\"><a href=\"//localhost:3000/uploads/default/4399/33691397e78b4d75.png\" class=\"lightbox\" title=\"Screen Shot 2014-04-14 at 9.47.10 PM.png\"><img src=\"//localhost:3000/uploads/default/_optimized/bd9/b20/bbbcd6a0c0_655x500.png\" width=\"655\" height=\"500\"><div class=\"meta\">\n<span class=\"filename\">Screen Shot 2014-04-14 at 9.47.10 PM.png</span><span class=\"informations\">966x737 1.47 MB</span><span class=\"expand\"></span>\n</div></a></div>" }
let(:wrapped_image_excerpt) { }
describe "Cooking" do
describe "off topic quoting" do
it "can correctly populate topic title" do
topic = Fabricate(:topic, title: "this is a test topic :slight_smile:")
expected = <<HTML
<aside class="quote" data-post="2" data-topic="#{topic.id}"><div class="title">
<div class="quote-controls"></div><a href="http://test.localhost/t/this-is-a-test-topic-slight-smile/#{topic.id}/2">This is a test topic <img src="/images/emoji/twitter/slight_smile.png?v=5" title="slight_smile" alt="slight_smile" class="emoji"></a>
</div>
<blockquote><p>ddd</p></blockquote></aside>
HTML
expect(PrettyText.cook("[quote=\"EvilTrout, post:2, topic:#{topic.id}\"]ddd\n[/quote]", topic_id: 1)).to match_html expected
end
end
describe "with avatar" do
let(:default_avatar) { "//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/{size}.png" }
let(:user) { Fabricate(:user) }
before do
User.stubs(:default_template).returns(default_avatar)
end
it "produces a quote even with new lines in it" do
expect(PrettyText.cook("[quote=\"#{user.username}, post:123, topic:456, full:true\"]ddd\n[/quote]")).to match_html "<aside class=\"quote\" data-post=\"123\" data-topic=\"456\" data-full=\"true\"><div class=\"title\">\n<div class=\"quote-controls\"></div>\n<img alt='' width=\"20\" height=\"20\" src=\"//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/40.png\" class=\"avatar\">#{user.username}:</div>\n<blockquote><p>ddd</p></blockquote></aside>"
end
it "should produce a quote" do
expect(PrettyText.cook("[quote=\"#{user.username}, post:123, topic:456, full:true\"]ddd[/quote]")).to match_html "<aside class=\"quote\" data-post=\"123\" data-topic=\"456\" data-full=\"true\"><div class=\"title\">\n<div class=\"quote-controls\"></div>\n<img alt='' width=\"20\" height=\"20\" src=\"//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/40.png\" class=\"avatar\">#{user.username}:</div>\n<blockquote><p>ddd</p></blockquote></aside>"
end
it "trims spaces on quote params" do
expect(PrettyText.cook("[quote=\"#{user.username}, post:555, topic: 666\"]ddd[/quote]")).to match_html "<aside class=\"quote\" data-post=\"555\" data-topic=\"666\"><div class=\"title\">\n<div class=\"quote-controls\"></div>\n<img alt='' width=\"20\" height=\"20\" src=\"//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/40.png\" class=\"avatar\">#{user.username}:</div>\n<blockquote><p>ddd</p></blockquote></aside>"
end
end
describe "with letter avatar" do
let(:user) { Fabricate(:user) }
context "subfolder" do
before do
GlobalSetting.stubs(:relative_url_root).returns("/forum")
Discourse.stubs(:base_uri).returns("/forum")
end
it "should have correct avatar url" do
expect(PrettyText.cook("[quote=\"#{user.username}, post:123, topic:456, full:true\"]ddd[/quote]")).to include("/forum/letter_avatar_proxy")
end
end
end
it "should handle 3 mentions in a row" do
expect(PrettyText.cook('@hello @hello @hello')).to match_html "<p><span class=\"mention\">@hello</span> <span class=\"mention\">@hello</span> <span class=\"mention\">@hello</span></p>"
end
it "should handle group mentions with a hyphen and without" do
expect(PrettyText.cook('@hello @hello-hello')).to match_html "<p><span class=\"mention\">@hello</span> <span class=\"mention\">@hello-hello</span></p>"
end
it "should sanitize the html" do
expect(PrettyText.cook("<script>alert(42)</script>")).to match_html "<p></p>"
end
it 'should allow for @mentions to have punctuation' do
expect(PrettyText.cook("hello @bob's @bob,@bob; @bob\"")).to match_html(
"<p>hello <span class=\"mention\">@bob</span>'s <span class=\"mention\">@bob</span>,<span class=\"mention\">@bob</span>; <span class=\"mention\">@bob</span>\"</p>"
)
end
# see: https://github.com/sparklemotion/nokogiri/issues/1173
skip 'allows html entities correctly' do
expect(PrettyText.cook("&aleph;&pound;&#162;")).to eq("<p>&aleph;&pound;&#162;</p>")
end
end
describe "rel nofollow" do
before do
SiteSetting.add_rel_nofollow_to_user_content = true
SiteSetting.exclude_rel_nofollow_domains = "foo.com|bar.com"
end
it "should inject nofollow in all user provided links" do
expect(PrettyText.cook('<a href="http://cnn.com">cnn</a>')).to match(/nofollow noopener/)
end
it "should not inject nofollow in all local links" do
expect(PrettyText.cook("<a href='#{Discourse.base_url}/test.html'>cnn</a>") !~ /nofollow/).to eq(true)
end
it "should not inject nofollow in all subdomain links" do
expect(PrettyText.cook("<a href='#{Discourse.base_url.sub('http://', 'http://bla.')}/test.html'>cnn</a>") !~ /nofollow/).to eq(true)
end
it "should inject nofollow in all non subdomain links" do
expect(PrettyText.cook("<a href='#{Discourse.base_url.sub('http://', 'http://bla')}/test.html'>cnn</a>")).to match(/nofollow/)
end
it "should not inject nofollow for foo.com" do
expect(PrettyText.cook("<a href='http://foo.com/test.html'>cnn</a>") !~ /nofollow/).to eq(true)
end
it "should inject nofollow for afoo.com" do
expect(PrettyText.cook("<a href='http://afoo.com/test.html'>cnn</a>")).to match(/nofollow/)
end
it "should not inject nofollow for bar.foo.com" do
expect(PrettyText.cook("<a href='http://bar.foo.com/test.html'>cnn</a>") !~ /nofollow/).to eq(true)
end
it "should not inject nofollow if omit_nofollow option is given" do
expect(PrettyText.cook('<a href="http://cnn.com">cnn</a>', omit_nofollow: true) !~ /nofollow/).to eq(true)
end
end
describe "Excerpt" do
it "sanitizes attempts to inject invalid attributes" do
spinner = "<a href=\"http://thedailywtf.com/\" data-bbcode=\"' class='fa fa-spin\">WTF</a>"
expect(PrettyText.excerpt(spinner, 20)).to match_html spinner
spinner = %q{<a href="http://thedailywtf.com/" title="' class=&quot;fa fa-spin&quot;&gt;&lt;img src='http://thedailywtf.com/Resources/Images/Primary/logo.gif"></a>}
expect(PrettyText.excerpt(spinner, 20)).to match_html spinner
end
context "images" do
it "should dump images" do
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif'>",100)).to eq("[image]")
end
context 'alt tags' do
it "should keep alt tags" do
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif' alt='car' title='my big car'>", 100)).to eq("[car]")
end
describe 'when alt tag is empty' do
it "should not keep alt tags" do
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif' alt>", 100)).to eq("[#{I18n.t('excerpt_image')}]")
end
end
end
context 'title tags' do
it "should keep title tags" do
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif' title='car'>", 100)).to eq("[car]")
end
describe 'when title tag is empty' do
it "should not keep title tags" do
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif' title>", 100)).to eq("[#{I18n.t('excerpt_image')}]")
end
end
end
it "should convert images to markdown if the option is set" do
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif' title='car'>", 100, markdown_images: true)).to eq("![car](http://cnn.com/a.gif)")
end
it "should keep spoilers" do
expect(PrettyText.excerpt("<div class='spoiler'><img src='http://cnn.com/a.gif'></div>", 100)).to match_html "<span class='spoiler'>[image]</span>"
expect(PrettyText.excerpt("<span class='spoiler'>spoiler</div>", 100)).to match_html "<span class='spoiler'>spoiler</span>"
end
it "should remove meta informations" do
expect(PrettyText.excerpt(wrapped_image, 100)).to match_html "<a href='//localhost:3000/uploads/default/4399/33691397e78b4d75.png' class='lightbox' title='Screen Shot 2014-04-14 at 9.47.10 PM.png'>[image]</a>"
end
end
it "should have an option to strip links" do
expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>",100, strip_links: true)).to eq("cnn")
end
it "should preserve links" do
expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>",100)).to match_html "<a href='http://cnn.com'>cnn</a>"
end
it "should deal with special keys properly" do
expect(PrettyText.excerpt("<pre><b></pre>",100)).to eq("")
end
it "should truncate stuff properly" do
expect(PrettyText.excerpt("hello world",5)).to eq("hello&hellip;")
expect(PrettyText.excerpt("<p>hello</p><p>world</p>",6)).to eq("hello w&hellip;")
end
it "should insert a space between to Ps" do
expect(PrettyText.excerpt("<p>a</p><p>b</p>",5)).to eq("a b")
end
it "should strip quotes" do
expect(PrettyText.excerpt("<aside class='quote'><p>a</p><p>b</p></aside>boom",5)).to eq("boom")
end
it "should not count the surrounds of a link" do
expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>",3)).to match_html "<a href='http://cnn.com'>cnn</a>"
end
it "uses an ellipsis instead of html entities if provided with the option" do
expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>", 2, text_entities: true)).to match_html "<a href='http://cnn.com'>cn...</a>"
end
it "should truncate links" do
expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>",2)).to match_html "<a href='http://cnn.com'>cn&hellip;</a>"
end
it "doesn't extract empty quotes as links" do
expect(PrettyText.extract_links("<aside class='quote'>not a linked quote</aside>\n").to_a).to be_empty
end
it "doesn't extract links from elided parts" do
expect(PrettyText.extract_links("<details class='elided'><a href='http://cnn.com'>cnn</a></details>\n").to_a).to be_empty
end
def extract_urls(text)
PrettyText.extract_links(text).map(&:url).to_a
end
it "should be able to extract links" do
expect(extract_urls("<a href='http://cnn.com'>http://bla.com</a>")).to eq(["http://cnn.com"])
end
it "should extract links to topics" do
expect(extract_urls("<aside class=\"quote\" data-topic=\"321\">aside</aside>")).to eq(["/t/topic/321"])
end
it "should lazyYT videos" do
expect(extract_urls("<div class=\"lazyYT\" data-youtube-id=\"yXEuEUQIP3Q\" data-youtube-title=\"Mister Rogers defending PBS to the US Senate\" data-width=\"480\" data-height=\"270\" data-parameters=\"feature=oembed&amp;wmode=opaque\"></div>")).to eq(["https://www.youtube.com/watch?v=yXEuEUQIP3Q"])
end
it "should extract links to posts" do
expect(extract_urls("<aside class=\"quote\" data-topic=\"1234\" data-post=\"4567\">aside</aside>")).to eq(["/t/topic/1234/4567"])
end
it "should not extract links to anchors" do
expect(extract_urls("<a href='#tos'>TOS</a>")).to eq([])
end
it "should not extract links inside quotes" do
links = PrettyText.extract_links("
<a href='http://body_only.com'>http://useless1.com</a>
<aside class=\"quote\" data-topic=\"1234\">
<a href='http://body_and_quote.com'>http://useless3.com</a>
<a href='http://quote_only.com'>http://useless4.com</a>
</aside>
<a href='http://body_and_quote.com'>http://useless2.com</a>
")
expect(links.map { |l| [l.url, l.is_quote] }.sort).to eq([
["http://body_only.com", false],
["http://body_and_quote.com", false],
["/t/topic/1234", true],
].sort)
end
it "should not preserve tags in code blocks" do
expect(PrettyText.excerpt("<pre><code class='handlebars'>&lt;h3&gt;Hours&lt;/h3&gt;</code></pre>",100)).to eq("&lt;h3&gt;Hours&lt;/h3&gt;")
end
it "should handle nil" do
expect(PrettyText.excerpt(nil,100)).to eq('')
end
it "handles span excerpt at the beginning of a post" do
expect(PrettyText.excerpt("<span class='excerpt'>hi</span> test",100)).to eq('hi')
post = Fabricate(:post, raw: "<span class='excerpt'>hi</span> test")
expect(post.excerpt).to eq("hi")
end
it "ignores max excerpt length if a span excerpt is specified" do
two_hundred = "123456789 " * 20 + "."
text = two_hundred + "<span class='excerpt'>#{two_hundred}</span>" + two_hundred
expect(PrettyText.excerpt(text, 100)).to eq(two_hundred)
post = Fabricate(:post, raw: text)
expect(post.excerpt).to eq(two_hundred)
end
it "unescapes html entities when we want text entities" do
expect(PrettyText.excerpt("&#39;", 500, text_entities: true)).to eq("'")
end
it "should have an option to preserve emoji images" do
emoji_image = "<img src='/images/emoji/twitter/heart.png?v=1' title=':heart:' class='emoji' alt='heart'>"
expect(PrettyText.excerpt(emoji_image, 100, { keep_emoji_images: true })).to match_html(emoji_image)
end
it "should have an option to remap emoji to code points" do
emoji_image = "I <img src='/images/emoji/twitter/heart.png?v=1' title=':heart:' class='emoji' alt=':heart:'> you <img src='/images/emoji/twitter/heart.png?v=1' title=':unknown:' class='emoji' alt=':unknown:'> "
expect(PrettyText.excerpt(emoji_image, 100, { remap_emoji: true })).to match_html("I ❤ you :unknown:")
end
it "should have an option to preserve emoji codes" do
emoji_code = "<img src='/images/emoji/twitter/heart.png?v=1' title=':heart:' class='emoji' alt=':heart:'>"
expect(PrettyText.excerpt(emoji_code, 100)).to eq(":heart:")
end
context 'option to preserve onebox source' do
it "should return the right excerpt" do
onebox = "<aside class=\"onebox whitelistedgeneric\">\n <header class=\"source\">\n <a href=\"https://meta.discourse.org/t/infrequent-translation-updates-in-stable-branch/31213/9\">meta.discourse.org</a>\n </header>\n <article class=\"onebox-body\">\n <img src=\"https://cdn-enterprise.discourse.org/meta/user_avatar/meta.discourse.org/gerhard/200/70381_1.png\" width=\"\" height=\"\" class=\"thumbnail\">\n\n<h3><a href=\"https://meta.discourse.org/t/infrequent-translation-updates-in-stable-branch/31213/9\">Infrequent translation updates in stable branch</a></h3>\n\n<p>Well, there's an Italian translation for \"New Topic\" in beta, it's been there since November 2014 and it works here on meta. Do you have any plugins installed? Try disabling them. I'm quite confident that it's either a plugin or a site...</p>\n\n </article>\n <div class=\"onebox-metadata\">\n \n \n </div>\n <div style=\"clear: both\"></div>\n</aside>\n\n\n"
expected = "<a href=\"https://meta.discourse.org/t/infrequent-translation-updates-in-stable-branch/31213/9\">meta.discourse.org</a>"
expect(PrettyText.excerpt(onebox, 100, keep_onebox_source: true))
.to eq(expected)
expect(PrettyText.excerpt("#{onebox}\n \n \n \n\n\n #{onebox}", 100, keep_onebox_source: true))
.to eq("#{expected}\n\n#{expected}")
end
it 'should continue to strip quotes' do
expect(PrettyText.excerpt(
"<aside class='quote'><p>a</p><p>b</p></aside>boom", 100, keep_onebox_source: true
)).to eq("boom")
end
end
end
describe "strip links" do
it "returns blank for blank input" do
expect(PrettyText.strip_links("")).to be_blank
end
it "does nothing to a string without links" do
expect(PrettyText.strip_links("I'm the <b>batman</b>")).to eq("I'm the <b>batman</b>")
end
it "strips links but leaves the text content" do
expect(PrettyText.strip_links("I'm the linked <a href='http://en.wikipedia.org/wiki/Batman'>batman</a>")).to eq("I'm the linked batman")
end
it "escapes the text content" do
expect(PrettyText.strip_links("I'm the linked <a href='http://en.wikipedia.org/wiki/Batman'>&lt;batman&gt;</a>")).to eq("I'm the linked &lt;batman&gt;")
end
end
describe "strip_image_wrapping" do
def strip_image_wrapping(html)
doc = Nokogiri::HTML.fragment(html)
described_class.strip_image_wrapping(doc)
doc.to_html
end
it "doesn't change HTML when there's no wrapped image" do
html = "<img src=\"wat.png\">"
expect(strip_image_wrapping(html)).to eq(html)
end
it "strips the metadata" do
expect(strip_image_wrapping(wrapped_image)).to match_html "<div class=\"lightbox-wrapper\"><a href=\"//localhost:3000/uploads/default/4399/33691397e78b4d75.png\" class=\"lightbox\" title=\"Screen Shot 2014-04-14 at 9.47.10 PM.png\"><img src=\"//localhost:3000/uploads/default/_optimized/bd9/b20/bbbcd6a0c0_655x500.png\" width=\"655\" height=\"500\"></a></div>"
end
end
describe 'format_for_email' do
let(:base_url) { "http://baseurl.net" }
let(:post) { Fabricate(:post) }
before do
Discourse.stubs(:base_url).returns(base_url)
end
it 'does not crash' do
PrettyText.format_for_email('<a href="mailto:michael.brown@discourse.org?subject=Your%20post%20at%20http://try.discourse.org/t/discussion-happens-so-much/127/1000?u=supermathie">test</a>', post)
end
it "adds base url to relative links" do
html = "<p><a class=\"mention\" href=\"/u/wiseguy\">@wiseguy</a>, <a class=\"mention\" href=\"/u/trollol\">@trollol</a> what do you guys think? </p>"
output = described_class.format_for_email(html, post)
expect(output).to eq("<p><a class=\"mention\" href=\"#{base_url}/u/wiseguy\">@wiseguy</a>, <a class=\"mention\" href=\"#{base_url}/u/trollol\">@trollol</a> what do you guys think? </p>")
end
it "doesn't change external absolute links" do
html = "<p>Check out <a href=\"http://mywebsite.com/users/boss\">this guy</a>.</p>"
expect(described_class.format_for_email(html, post)).to eq(html)
end
it "doesn't change internal absolute links" do
html = "<p>Check out <a href=\"#{base_url}/users/boss\">this guy</a>.</p>"
expect(described_class.format_for_email(html, post)).to eq(html)
end
it "can tolerate invalid URLs" do
html = "<p>Check out <a href=\"not a real url\">this guy</a>.</p>"
expect { described_class.format_for_email(html, post) }.to_not raise_error
end
end
it 'can escape *' do
expect(PrettyText.cook("***a***a")).to match_html("<p><strong><em>a</em></strong>a</p>")
expect(PrettyText.cook("***\\****a")).to match_html("<p><strong><em>*</em></strong>a</p>")
end
it 'can include code class correctly' do
expect(PrettyText.cook("```cpp\ncpp\n```")).to match_html("<p></p><pre><code class='lang-cpp'>cpp</code></pre>")
end
it 'indents code correctly' do
code = "X\n```\n\n #\n x\n```"
cooked = PrettyText.cook(code)
expect(cooked).to match_html("<p>X<br></p>\n\n<p></p><pre><code class=\"lang-auto\"> #\n x</code></pre>")
end
it 'can substitute s3 cdn correctly' do
SiteSetting.enable_s3_uploads = true
SiteSetting.s3_access_key_id = "XXX"
SiteSetting.s3_secret_access_key = "XXX"
SiteSetting.s3_upload_bucket = "test"
SiteSetting.s3_cdn_url = "https://awesome.cdn"
# add extra img tag to ensure it does not blow up
raw = <<HTML
<img>
<img src='https:#{Discourse.store.absolute_base_url}/original/9/9/99c9384b8b6d87f8509f8395571bc7512ca3cad1.jpg'>
<img src='http:#{Discourse.store.absolute_base_url}/original/9/9/99c9384b8b6d87f8509f8395571bc7512ca3cad1.jpg'>
<img src='#{Discourse.store.absolute_base_url}/original/9/9/99c9384b8b6d87f8509f8395571bc7512ca3cad1.jpg'>
HTML
cooked = <<HTML
<p> <img><br> <img src="https://awesome.cdn/original/9/9/99c9384b8b6d87f8509f8395571bc7512ca3cad1.jpg"><br> <img src="https://awesome.cdn/original/9/9/99c9384b8b6d87f8509f8395571bc7512ca3cad1.jpg"><br> <img src="https://awesome.cdn/original/9/9/99c9384b8b6d87f8509f8395571bc7512ca3cad1.jpg"></p>
HTML
expect(PrettyText.cook(raw)).to match_html(cooked)
end
describe "emoji" do
it "replaces unicode emoji with our emoji sets if emoji is enabled" do
expect(PrettyText.cook("💣")).to match(/\:bomb\:/)
end
it "doesn't replace emoji in inline code blocks with our emoji sets if emoji is enabled" do
expect(PrettyText.cook("`💣`")).not_to match(/\:bomb\:/)
end
it "doesn't replace emoji in code blocks with our emoji sets if emoji is enabled" do
expect(PrettyText.cook("```\n💣`\n```\n")).not_to match(/\:bomb\:/)
end
it "replaces some glyphs that are not in the emoji range" do
expect(PrettyText.cook("☺")).to match(/\:slight_smile\:/)
end
it "doesn't replace unicode emoji if emoji is disabled" do
SiteSetting.enable_emoji = false
expect(PrettyText.cook("💣")).not_to match(/\:bomb\:/)
end
it "replaces skin toned emoji" do
expect(PrettyText.cook("hello 👱🏿‍♀️")).to eq("<p>hello <img src=\"/images/emoji/twitter/blonde_woman/6.png?v=5\" title=\":blonde_woman:t6:\" class=\"emoji\" alt=\":blonde_woman:t6:\"></p>")
expect(PrettyText.cook("hello 👩‍🎤")).to eq("<p>hello <img src=\"/images/emoji/twitter/woman_singer.png?v=5\" title=\":woman_singer:\" class=\"emoji\" alt=\":woman_singer:\"></p>")
expect(PrettyText.cook("hello 👩🏾‍🎓")).to eq("<p>hello <img src=\"/images/emoji/twitter/woman_student/5.png?v=5\" title=\":woman_student:t5:\" class=\"emoji\" alt=\":woman_student:t5:\"></p>")
expect(PrettyText.cook("hello 🤷‍♀️")).to eq("<p>hello <img src=\"/images/emoji/twitter/woman_shrugging.png?v=5\" title=\":woman_shrugging:\" class=\"emoji\" alt=\":woman_shrugging:\"></p>")
end
end
describe "tag and category links" do
it "produces tag links" do
Fabricate(:topic, {tags: [Fabricate(:tag, name: 'known')]})
cooked = PrettyText.cook(" #unknown::tag #known::tag")
html = <<~HTML
<p> <span class=\"hashtag\">#unknown::tag</span> <a class=\"hashtag\" href=\"http://test.localhost/tags/known\">#<span>known</span></a></p>
HTML
expect(cooked).to match_html(html)
end
# TODO does it make sense to generate hashtags for tags that are missing in action?
end
describe "custom emoji" do
it "replaces the custom emoji" do
CustomEmoji.create!(name: 'trout', upload: Fabricate(:upload))
Emoji.clear_cache
expect(PrettyText.cook("hello :trout:")).to match(/<img src[^>]+trout[^>]+>/)
end
end
describe "censored_pattern site setting" do
it "can be cleared if it causes cooking to timeout" do
SiteSetting.censored_pattern = "evilregex"
described_class.stubs(:markdown).raises(MiniRacer::ScriptTerminatedError)
PrettyText.cook("Protect against it plz.") rescue nil
expect(SiteSetting.censored_pattern).to be_blank
end
end
context "markdown it" do
before do
SiteSetting.enable_experimental_markdown_it = true
end
it "replaces skin toned emoji" do
expect(PrettyText.cook("hello 👱🏿‍♀️")).to eq("<p>hello <img src=\"/images/emoji/twitter/blonde_woman/6.png?v=5\" title=\":blonde_woman:t6:\" class=\"emoji\" alt=\":blonde_woman:t6:\"></p>")
expect(PrettyText.cook("hello 👩‍🎤")).to eq("<p>hello <img src=\"/images/emoji/twitter/woman_singer.png?v=5\" title=\":woman_singer:\" class=\"emoji\" alt=\":woman_singer:\"></p>")
expect(PrettyText.cook("hello 👩🏾‍🎓")).to eq("<p>hello <img src=\"/images/emoji/twitter/woman_student/5.png?v=5\" title=\":woman_student:t5:\" class=\"emoji\" alt=\":woman_student:t5:\"></p>")
expect(PrettyText.cook("hello 🤷‍♀️")).to eq("<p>hello <img src=\"/images/emoji/twitter/woman_shrugging.png?v=5\" title=\":woman_shrugging:\" class=\"emoji\" alt=\":woman_shrugging:\"></p>")
end
it "supports href schemes" do
SiteSetting.allowed_href_schemes = "macappstore|steam"
cooked = cook("[Steam URL Scheme](steam://store/452530)")
expected = '<p><a href="steam://store/452530" rel="nofollow noopener">Steam URL Scheme</a></p>'
expect(cooked).to eq(n expected)
end
it "supports forbidden schemes" do
SiteSetting.allowed_href_schemes = "macappstore|itunes"
cooked = cook("[Steam URL Scheme](steam://store/452530)")
expected = '<p><a>Steam URL Scheme</a></p>'
expect(cooked).to eq(n expected)
end
it "produces tag links" do
Fabricate(:topic, {tags: [Fabricate(:tag, name: 'known')]})
cooked = PrettyText.cook(" #unknown::tag #known::tag")
html = <<~HTML
<p><span class=\"hashtag\">#unknown::tag</span> <a class=\"hashtag\" href=\"http://test.localhost/tags/known\">#<span>known</span></a></p>
HTML
expect(cooked).to eq(html.strip)
cooked = PrettyText.cook("[`a` #known::tag here](http://somesite.com)")
html = <<~HTML
<p><a href="http://somesite.com" rel="nofollow noopener"><code>a</code> #known::tag here</a></p>
HTML
expect(cooked).to eq(html.strip)
cooked = PrettyText.cook("<a href='http://somesite.com'>`a` #known::tag here</a>")
expect(cooked).to eq(html.strip)
cooked = PrettyText.cook("<A href='/a'>test</A> #known::tag")
html = <<~HTML
<p><a href="/a">test</a> <a class="hashtag" href="http://test.localhost/tags/known">#<span>known</span></a></p>
HTML
expect(cooked).to eq(html.strip)
# ensure it does not fight with the autolinker
expect(PrettyText.cook(' http://somewhere.com/#known')).not_to include('hashtag')
expect(PrettyText.cook(' http://somewhere.com/?#known')).not_to include('hashtag')
expect(PrettyText.cook(' http://somewhere.com/?abc#known')).not_to include('hashtag')
end
it "can handle mixed lists" do
# known bug in old md engine
cooked = PrettyText.cook("* a\n\n1. b")
expect(cooked).to match_html("<ul>\n<li>a</li>\n</ul><ol>\n<li>b</li>\n</ol>")
end
it "can handle traditional vs non traditional newlines" do
SiteSetting.traditional_markdown_linebreaks = true
expect(PrettyText.cook("1\n2")).to match_html "<p>1 2</p>"
SiteSetting.traditional_markdown_linebreaks = false
expect(PrettyText.cook("1\n2")).to match_html "<p>1<br>\n2</p>"
end
it "can handle mentions" do
Fabricate(:user, username: "sam")
expect(PrettyText.cook("hi @sam! hi")).to match_html '<p>hi <a class="mention" href="/u/sam">@sam</a>! hi</p>'
expect(PrettyText.cook("hi\n@sam")).to eq("<p>hi<br>\n<a class=\"mention\" href=\"/u/sam\">@sam</a></p>")
end
it "can handle mentions inside a hyperlink" do
expect(PrettyText.cook("<a> @inner</a> ")).to match_html '<p><a> @inner</a></p>'
end
it "can handle mentions inside a hyperlink" do
expect(PrettyText.cook("[link @inner](http://site.com)")).to match_html '<p><a href="http://site.com" rel="nofollow noopener">link @inner</a></p>'
end
it "can handle a list of mentions" do
expect(PrettyText.cook("@a,@b")).to match_html('<p><span class="mention">@a</span>,<span class="mention">@b</span></p>')
end
it "can handle emoji by name" do
expected = <<HTML
<p><img src="/images/emoji/twitter/smile.png?v=5\" title=":smile:" class="emoji" alt=":smile:"><img src="/images/emoji/twitter/sunny.png?v=5" title=":sunny:" class="emoji" alt=":sunny:"></p>
HTML
expect(PrettyText.cook(":smile::sunny:")).to eq(expected.strip)
end
it "handles emoji boundaries correctly" do
cooked = PrettyText.cook("a,:man:t2:,b")
expected = '<p>a,<img src="/images/emoji/twitter/man/2.png?v=5" title=":man:t2:" class="emoji" alt=":man:t2:">,b</p>'
expect(cooked).to match(expected.strip)
end
it "can handle emoji by translation" do
expected = '<p><img src="/images/emoji/twitter/wink.png?v=5" title=":wink:" class="emoji" alt=":wink:"></p>'
expect(PrettyText.cook(";)")).to eq(expected)
end
it "can handle multiple emojis by translation" do
cooked = PrettyText.cook(":) ;) :)")
expect(cooked.split("img").length-1).to eq(3)
end
it "handles emoji boundries correctly" do
expect(PrettyText.cook(",:)")).to include("emoji")
expect(PrettyText.cook(":-)\n")).to include("emoji")
expect(PrettyText.cook("a :)")).to include("emoji")
expect(PrettyText.cook(":),")).not_to include("emoji")
expect(PrettyText.cook("abcde ^:;-P")).to include("emoji")
end
it 'can include code class correctly' do
expect(PrettyText.cook("```cpp\ncpp\n```")).to match_html("<pre><code class='lang-cpp'>cpp\n</code></pre>")
expect(PrettyText.cook("```\ncpp\n```")).to match_html("<pre><code class='lang-auto'>cpp\n</code></pre>")
expect(PrettyText.cook("```text\ncpp\n```")).to match_html("<pre><code class='lang-nohighlight'>cpp\n</code></pre>")
end
it 'indents code correctly' do
code = "X\n```\n\n #\n x\n```"
cooked = PrettyText.cook(code)
expect(cooked).to match_html("<p>X</p>\n<pre><code class=\"lang-auto\">\n #\n x\n</code></pre>")
end
it 'can censor words correctly' do
SiteSetting.censored_words = 'apple|banana'
expect(PrettyText.cook('yay banana yay')).not_to include('banana')
expect(PrettyText.cook('yay `banana` yay')).not_to include('banana')
expect(PrettyText.cook("yay \n\n```\nbanana\n````\n yay")).not_to include('banana')
expect(PrettyText.cook("# banana")).not_to include('banana')
expect(PrettyText.cook("# banana")).to include("\u25a0\u25a0")
end
it 'supports typographer' do
SiteSetting.enable_markdown_typographer = true
expect(PrettyText.cook('(tm)')).to eq('<p>™</p>')
SiteSetting.enable_markdown_typographer = false
expect(PrettyText.cook('(tm)')).to eq('<p>(tm)</p>')
end
it 'handles onebox correctly' do
expect(PrettyText.cook("http://a.com\nhttp://b.com").split("onebox").length).to eq(3)
expect(PrettyText.cook("http://a.com\n\nhttp://b.com").split("onebox").length).to eq(3)
expect(PrettyText.cook("a\nhttp://a.com")).to include('onebox')
expect(PrettyText.cook("> http://a.com")).not_to include('onebox')
expect(PrettyText.cook("a\nhttp://a.com a")).not_to include('onebox')
expect(PrettyText.cook("a\nhttp://a.com\na")).to include('onebox')
expect(PrettyText.cook("http://a.com")).to include('onebox')
expect(PrettyText.cook("http://a.com ")).to include('onebox')
expect(PrettyText.cook("http://a.com a")).not_to include('onebox')
expect(PrettyText.cook("- http://a.com")).not_to include('onebox')
expect(PrettyText.cook("<http://a.com>")).not_to include('onebox')
expect(PrettyText.cook(" http://a.com")).not_to include('onebox')
expect(PrettyText.cook("a\n http://a.com")).not_to include('onebox')
end
it "can handle bbcode" do
expect(PrettyText.cook("a[b]b[/b]c")).to eq('<p>a<span class="bbcode-b">b</span>c</p>')
expect(PrettyText.cook("a[i]b[/i]c")).to eq('<p>a<span class="bbcode-i">b</span>c</p>')
end
it "can handle quote edge cases" do
expect(PrettyText.cook("a\n[quote]\ntest\n[/quote]\n\n\na")).to include('aside')
expect(PrettyText.cook("- a\n[quote]\ntest\n[/quote]\n\n\na")).to include('aside')
expect(PrettyText.cook("[quote]\ntest")).not_to include('aside')
expect(PrettyText.cook("[quote]abc\ntest\n[/quote]")).not_to include('aside')
expect(PrettyText.cook("[quote]\ntest\n[/quote]z")).not_to include('aside')
nested = <<~QUOTE
[quote]
a
[quote]
b
[/quote]
c
[/quote]
QUOTE
cooked = PrettyText.cook(nested)
expect(cooked.scan('aside').length).to eq(4)
expect(cooked.scan('quote]').length).to eq(0)
end
it "can onebox local topics" do
op = Fabricate(:post)
reply = Fabricate(:post, topic_id: op.topic_id)
url = Discourse.base_url + reply.url
quote = create_post(topic_id: op.topic.id, raw: "This is a sample reply with a quote\n\n#{url}")
quote.reload
expect(quote.cooked).not_to include('[quote')
end
it "supports tables" do
markdown = <<~MD
| Tables | Are | Cool |
| ------------- |:-------------:| -----:|
| col 3 is | right-aligned | $1600 |
MD
expected = <<~HTML
<table>
<thead>
<tr>
<th>Tables</th>
<th style="text-align:center">Are</th>
<th style="text-align:right">Cool</th>
</tr>
</thead>
<tbody>
<tr>
<td>col 3 is</td>
<td style="text-align:center">right-aligned</td>
<td style="text-align:right">$1600</td>
</tr>
</tbody>
</table>
HTML
expect(PrettyText.cook(markdown)).to eq(expected.strip)
end
it "do off topic quoting with emoji unescape" do
topic = Fabricate(:topic, title: "this is a test topic :slight_smile:")
expected = <<~HTML
<aside class="quote" data-topic="#{topic.id}" data-post="2">
<div class="title">
<div class="quote-controls"></div>
<a href="http://test.localhost/t/this-is-a-test-topic-slight-smile/#{topic.id}/2">This is a test topic <img src="/images/emoji/twitter/slight_smile.png?v=5" title="slight_smile" alt="slight_smile" class="emoji"></a>
</div>
<blockquote>
<p>ddd</p>
</blockquote>
</aside>
HTML
expect(cook("[quote=\"EvilTrout, post:2, topic:#{topic.id}\"]\nddd\n[/quote]", topic_id: 1)).to eq(n(expected))
end
it "supports img bbcode" do
cooked = PrettyText.cook "[img]http://www.image/test.png[/img]"
html = "<p><img src=\"http://www.image/test.png\" alt></p>"
expect(cooked).to eq(html)
end
it "provides safety for img bbcode" do
cooked = PrettyText.cook "[img]http://aaa.com<script>alert(1);</script>[/img]"
html = '<p><img src="http://aaa.com&lt;script&gt;alert(1);&lt;/script&gt;" alt></p>'
expect(cooked).to eq(html)
end
it "supports email bbcode" do
cooked = PrettyText.cook "[email]sam@sam.com[/email]"
html = '<p><a href="mailto:sam@sam.com" data-bbcode="true">sam@sam.com</a></p>'
expect(cooked).to eq(html)
end
it "supports url bbcode" do
cooked = PrettyText.cook "[url]http://sam.com[/url]"
html = '<p><a href="http://sam.com" data-bbcode="true" rel="nofollow noopener">http://sam.com</a></p>'
expect(cooked).to eq(html)
end
it "supports inline code bbcode" do
cooked = PrettyText.cook "Testing [code]codified **stuff** and `more` stuff[/code]"
html = "<p>Testing <code>codified **stuff** and `more` stuff</code></p>"
expect(cooked).to eq(html)
end
it "supports block code bbcode" do
cooked = PrettyText.cook "[code]\ncodified\n\n\n **stuff** and `more` stuff\n[/code]"
html = "<pre><code class=\"lang-auto\">codified\n\n\n **stuff** and `more` stuff</code></pre>"
expect(cooked).to eq(html)
end
it "support special handling for space in urls" do
cooked = PrettyText.cook "http://testing.com?a%20b"
html = '<p><a href="http://testing.com?a%20b" class="onebox" rel="nofollow noopener">http://testing.com?a%20b</a></p>'
expect(cooked).to eq(html)
end
it "supports onebox for decoded urls" do
cooked = PrettyText.cook "http://testing.com?a%50b"
html = '<p><a href="http://testing.com?a%50b" class="onebox" rel="nofollow noopener">http://testing.com?aPb</a></p>'
expect(cooked).to eq(html)
end
end
end
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