discourse/spec/components/pretty_text_spec.rb

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# frozen_string_literal: true
require 'rails_helper'
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require 'pretty_text'
describe PrettyText do
before do
SiteSetting.enable_markdown_typographer = false
end
def n(html)
html.strip
end
def cook(*args)
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>" }
describe "Quoting" do
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describe "with avatar" do
let(:default_avatar) { "//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/{size}.png" }
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let(:user) { Fabricate(:user) }
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before do
User.stubs(:default_template).returns(default_avatar)
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end
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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 no-group" data-post="2" data-topic="#{topic.id}">
<div class="title">
<div class="quote-controls"></div>
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<a href="http://test.localhost/t/this-is-a-test-topic/#{topic.id}/2">This is a test topic <img src="/images/emoji/twitter/slight_smile.png?v=#{Emoji::EMOJI_VERSION}" 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))
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end
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it "do off topic quoting of posts from secure categories" do
category = Fabricate(:category, read_restricted: true)
topic = Fabricate(:topic, title: "this is topic with secret category", category: category)
expected = <<~HTML
<aside class="quote no-group" data-post="3" data-topic="#{topic.id}">
<div class="title">
<div class="quote-controls"></div>
<a href="http://test.localhost/t/#{topic.id}/3">#{I18n.t("on_another_topic")}</a>
</div>
<blockquote>
<p>I have nothing to say.</p>
</blockquote>
</aside>
HTML
expect(cook("[quote=\"maja, post:3, topic:#{topic.id}\"]\nI have nothing to say.\n[/quote]", topic_id: 1)).to eq(n(expected))
end
it "indifferent about missing quotations" do
md = <<~MD
[quote=#{user.username}, post:123, topic:456, full:true]
ddd
[/quote]
MD
html = <<~HTML
<aside class="quote no-group" data-post="123" data-topic="456" data-full="true">
<div class="title">
<div class="quote-controls"></div>
<img alt width="20" height="20" src="//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/40.png" class="avatar"> #{user.username}:</div>
<blockquote>
<p>ddd</p>
</blockquote>
</aside>
HTML
expect(PrettyText.cook(md)).to eq(html.strip)
end
it "indifferent about curlies and no curlies" do
md = <<~MD
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[quote=#{user.username}, post:123, topic:456, full:true”]
ddd
[/quote]
MD
html = <<~HTML
<aside class="quote no-group" data-post="123" data-topic="456" data-full="true">
<div class="title">
<div class="quote-controls"></div>
<img alt width="20" height="20" src="//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/40.png" class="avatar"> #{user.username}:</div>
<blockquote>
<p>ddd</p>
</blockquote>
</aside>
HTML
expect(PrettyText.cook(md)).to eq(html.strip)
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end
it "trims spaces on quote params" do
md = <<~MD
[quote="#{user.username}, post:555, topic: 666"]
ddd
[/quote]
MD
html = <<~HTML
<aside class="quote no-group" data-post="555" data-topic="666">
<div class="title">
<div class="quote-controls"></div>
<img alt width="20" height="20" src="//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/40.png" class="avatar"> #{user.username}:</div>
<blockquote>
<p>ddd</p>
</blockquote>
</aside>
HTML
expect(PrettyText.cook(md)).to eq(html.strip)
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end
end
describe "with primary user group" do
let(:default_avatar) { "//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/{size}.png" }
let(:group) { Fabricate(:group) }
let!(:user) { Fabricate(:user, primary_group: group) }
before do
User.stubs(:default_template).returns(default_avatar)
end
it "adds primary group class to referenced users quote" do
topic = Fabricate(:topic, title: "this is a test topic")
expected = <<~HTML
<aside class="quote group-#{group.name}" data-post="2" data-topic="#{topic.id}">
<div class="title">
<div class="quote-controls"></div>
<img alt width="20" height="20" src="//test.localhost/uploads/default/avatars/42d/57c/46ce7ee487/40.png" class="avatar"><a href="http://test.localhost/t/this-is-a-test-topic/#{topic.id}/2">This is a test topic</a>
</div>
<blockquote>
<p>ddd</p>
</blockquote>
</aside>
HTML
expect(cook("[quote=\"#{user.username}, post:2, topic:#{topic.id}\"]\nddd\n[/quote]", topic_id: 1)).to eq(n(expected))
end
end
it "can handle inline block bbcode" do
cooked = PrettyText.cook("[quote]te **s** t[/quote]")
html = <<~HTML
<aside class="quote no-group">
<blockquote>
<p>te <strong>s</strong> t</p>
</blockquote>
</aside>
HTML
expect(cooked).to eq(html.strip)
end
it "handles bbcode edge cases" do
expect(PrettyText.cook "[constructor]\ntest").to eq("<p>[constructor]<br>\ntest</p>")
end
it "can handle quote edge cases" do
expect(PrettyText.cook("[quote]abc\ntest\n[/quote]")).not_to include('aside')
expect(PrettyText.cook("[quote] \ntest\n[/quote] ")).to include('aside')
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]\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
describe "with letter avatar" do
let(:user) { Fabricate(:user) }
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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
md = <<~MD
[quote="#{user.username}, post:123, topic:456, full:true"]
ddd
[/quote]
MD
expect(PrettyText.cook(md)).to include("/forum/letter_avatar_proxy")
end
end
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end
end
describe "Mentions" do
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it "can handle mentions after abbr" do
expect(PrettyText.cook("test <abbr>test</abbr>\n\n@bob")).to eq("<p>test <abbr>test</abbr></p>\n<p><span class=\"mention\">@bob</span></p>")
end
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it "should handle 3 mentions in a row" do
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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>"
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end
it "can handle mention edge cases" do
expect(PrettyText.cook("hi\n@s")).to eq("<p>hi<br>\n<span class=\"mention\">@s</span></p>")
expect(PrettyText.cook("hi\n@ss")).to eq("<p>hi<br>\n<span class=\"mention\">@ss</span></p>")
expect(PrettyText.cook("hi\n@s.")).to eq("<p>hi<br>\n<span class=\"mention\">@s</span>.</p>")
expect(PrettyText.cook("hi\n@s.s")).to eq("<p>hi<br>\n<span class=\"mention\">@s.s</span></p>")
expect(PrettyText.cook("hi\n@.s.s")).to eq("<p>hi<br>\n@.s.s</p>")
end
it "handles user and group mentions correctly" do
['User', 'user2'].each do |username |
Fabricate(:user, username: username)
end
['Group', 'group2'].each do |name|
Fabricate(:group,
name: name,
mentionable_level: Group::ALIAS_LEVELS[:everyone]
)
end
[
[
'hi @uSer! @user2 hi',
'<p>hi <a class="mention" href="/u/user">@uSer</a>! <a class="mention" href="/u/user2">@user2</a> hi</p>'
],
[
"hi\n@user. @GROUP @somemention @group2",
%Q|<p>hi<br>\n<a class="mention" href="/u/user">@user</a>. <a class="mention-group" href="/groups/group">@GROUP</a> <span class="mention">@somemention</span> <a class="mention-group" href="/groups/group2">@group2</a></p>|
]
].each do |input, expected|
expect(PrettyText.cook(input)).to eq(expected)
end
end
context 'subfolder' do
before do
GlobalSetting.stubs(:relative_url_root).returns('/forum')
Discourse.stubs(:base_uri).returns("/forum")
end
it "handles user and group mentions correctly" do
Fabricate(:user, username: 'user1')
Fabricate(:group, name: 'groupA', mentionable_level: Group::ALIAS_LEVELS[:everyone])
input = 'hi there @user1 and @groupA'
expected = '<p>hi there <a class="mention" href="/forum/u/user1">@user1</a> and <a class="mention-group" href="/forum/groups/groupa">@groupA</a></p>'
expect(PrettyText.cook(input)).to eq(expected)
end
end
it "does not create mention for a non mentionable group" do
group = Fabricate(:group, mentionable_level: Group::ALIAS_LEVELS[:nobody])
expect(PrettyText.cook("test @#{group.name} test")).to eq(
%Q|<p>test <span class="mention">@#{group.name}</span> test</p>|
)
end
it 'does not mention staged users' do
user = Fabricate(:user, staged: true)
expect(PrettyText.cook("something @#{user.username} something")).to eq(
%Q|<p>something <span class="mention">@#{user.username}</span> something</p>|
)
end
describe 'when mentions are disabled' do
before do
SiteSetting.enable_mentions = false
end
it 'should not convert mentions to links' do
_user = Fabricate(:user)
expect(PrettyText.cook('hi @user')).to eq('<p>hi @user</p>')
end
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 "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>"
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end
it 'should allow for @mentions to have punctuation' do
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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>"
)
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end
it 'should not treat a medium link as a mention' do
expect(PrettyText.cook(". http://test/@sam")).not_to include('mention')
end
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context "with Unicode usernames disabled" do
before { SiteSetting.unicode_usernames = false }
it 'does not detect mention' do
expect(PrettyText.cook("Hello @狮子")).to_not include("mention")
end
end
context "with Unicode usernames enabled" do
before { SiteSetting.unicode_usernames = true }
it 'does detect mention' do
expect(PrettyText.cook("Hello @狮子")).to match_html '<p>Hello <span class="mention">@狮子</span></p>'
end
end
end
describe "code fences" do
it 'indents code correctly' do
code = <<~MD
X
```
#
x
```
MD
cooked = PrettyText.cook(code)
html = <<~HTML
<p>X</p>
<pre><code class="lang-auto"> #
x
</code></pre>
HTML
expect(cooked).to eq(html.strip)
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 'can include code class correctly' do
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# keep in mind spaces should be trimmed per spec
expect(PrettyText.cook("``` ruby the mooby\n`````")).to eq('<pre><code class="lang-ruby"></code></pre>')
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>")
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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>")
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end
it 'does censor code fences' do
begin
['apple', 'banana'].each { |w| Fabricate(:watched_word, word: w, action: WatchedWord.actions[:censor]) }
expect(PrettyText.cook("# banana")).not_to include('banana')
ensure
$redis.flushall
end
end
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end
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describe "rel nofollow" do
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before do
SiteSetting.add_rel_nofollow_to_user_content = true
SiteSetting.exclude_rel_nofollow_domains = "foo.com|bar.com"
end
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it "should inject nofollow in all user provided links" do
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expect(PrettyText.cook('<a href="http://cnn.com">cnn</a>')).to match(/nofollow noopener/)
end
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it "should not inject nofollow in all local links" do
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expect(PrettyText.cook("<a href='#{Discourse.base_url}/test.html'>cnn</a>") !~ /nofollow/).to eq(true)
end
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it "should not inject nofollow in all subdomain links" do
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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
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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
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it "should not inject nofollow for bar.foo.com" do
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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
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expect(PrettyText.cook('<a href="http://cnn.com">cnn</a>', omit_nofollow: true) !~ /nofollow/).to eq(true)
end
end
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describe "Excerpt" do
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it "sanitizes attempts to inject invalid attributes" do
spinner = "<a href=\"http://thedailywtf.com/\" data-bbcode=\"' class='fa fa-spin\">WTF</a>"
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expect(PrettyText.excerpt(spinner, 20)).to match_html spinner
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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>}
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expect(PrettyText.excerpt(spinner, 20)).to match_html spinner
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end
context "images" do
it "should dump images" do
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expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif'>", 100)).to eq("[image]")
end
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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
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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
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it "should keep spoilers" do
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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 keep details if too long" do
expect(PrettyText.excerpt("<details><summary>expand</summary><p>hello</p></details>", 6)).to match_html "<details class='disabled'><summary>expand</summary></details>"
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end
it "doesn't disable details if short enough" do
expect(PrettyText.excerpt("<details><summary>expand</summary><p>hello</p></details>", 60)).to match_html "<details><summary>expand</summary>hello</details>"
end
it "should remove meta informations" do
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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
it "should strip images when option is set" do
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif'>", 100, strip_images: true)).to be_blank
expect(PrettyText.excerpt("<img src='http://cnn.com/a.gif'> Hello world!", 100, strip_images: true)).to eq("Hello world!")
end
it "should strip images, but keep emojis when option is set" do
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emoji_image = "<img src='/images/emoji/twitter/heart.png?v=#{Emoji::EMOJI_VERSION}' title=':heart:' class='emoji' alt='heart'>"
html = "<img src='http://cnn.com/a.gif'> Hello world #{emoji_image}"
expect(PrettyText.excerpt(html, 100, strip_images: true)).to eq("Hello world heart")
expect(PrettyText.excerpt(html, 100, strip_images: true, keep_emoji_images: true)).to match_html("Hello world #{emoji_image}")
end
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end
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it "should have an option to strip links" do
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expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>", 100, strip_links: true)).to eq("cnn")
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end
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it "should preserve links" do
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expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>", 100)).to match_html "<a href='http://cnn.com'>cnn</a>"
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end
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it "should deal with special keys properly" do
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expect(PrettyText.excerpt("<pre><b></pre>", 100)).to eq("")
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end
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it "should truncate stuff properly" do
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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;")
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end
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it "should insert a space between to Ps" do
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expect(PrettyText.excerpt("<p>a</p><p>b</p>", 5)).to eq("a b")
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end
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it "should strip quotes" do
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expect(PrettyText.excerpt("<aside class='quote'><p>a</p><p>b</p></aside>boom", 5)).to eq("boom")
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end
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it "should not count the surrounds of a link" do
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expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>", 3)).to match_html "<a href='http://cnn.com'>cnn</a>"
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end
it "uses an ellipsis instead of html entities if provided with the option" do
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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
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it "should truncate links" do
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expect(PrettyText.excerpt("<a href='http://cnn.com'>cnn</a>", 2)).to match_html "<a href='http://cnn.com'>cn&hellip;</a>"
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end
it "doesn't extract empty quotes as links" do
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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
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def extract_urls(text)
PrettyText.extract_links(text).map(&:url).to_a
end
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it "should be able to extract links" do
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expect(extract_urls("<a href='http://cnn.com'>http://bla.com</a>")).to eq(["http://cnn.com"])
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end
it "should extract links to topics" do
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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
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expect(extract_urls("<aside class=\"quote\" data-topic=\"1234\" data-post=\"4567\">aside</aside>")).to eq(["/t/topic/1234/4567"])
end
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it "should not extract links to anchors" do
expect(extract_urls("<a href='#tos'>TOS</a>")).to eq([])
end
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it "should not extract links inside quotes" do
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links = PrettyText.extract_links("
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<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>
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")
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)
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end
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it "should not preserve tags in code blocks" do
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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;")
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end
it "should handle nil" do
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expect(PrettyText.excerpt(nil, 100)).to eq('')
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end
it "handles custom bbcode excerpt" do
raw = <<~RAW
[excerpt]
hello [site](https://site.com)
[/excerpt]
more stuff
RAW
post = Fabricate(:post, raw: raw)
expect(post.excerpt).to eq("hello <a href=\"https://site.com\" rel=\"nofollow noopener\">site</a>")
end
it "handles span excerpt at the beginning of a post" do
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expect(PrettyText.excerpt("<span class='excerpt'>hi</span> test", 100)).to eq('hi')
post = Fabricate(:post, raw: "<span class='excerpt'>hi</span> test")
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expect(post.excerpt).to eq("hi")
end
it "ignores max excerpt length if a span excerpt is specified" do
two_hundred = "123456789 " * 20 + "."
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text = two_hundred + "<span class='excerpt'>#{two_hundred}</span>" + two_hundred
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expect(PrettyText.excerpt(text, 100)).to eq(two_hundred)
post = Fabricate(:post, raw: text)
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expect(post.excerpt).to eq(two_hundred)
end
it "unescapes html entities when we want text entities" do
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expect(PrettyText.excerpt("&#39;", 500, text_entities: true)).to eq("'")
end
it "should have an option to preserve emoji images" do
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emoji_image = "<img src='/images/emoji/twitter/heart.png?v=#{Emoji::EMOJI_VERSION}' title=':heart:' class='emoji' alt='heart'>"
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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
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emoji_image = "I <img src='/images/emoji/twitter/heart.png?v=#{Emoji::EMOJI_VERSION}' title=':heart:' class='emoji' alt=':heart:'> you <img src='/images/emoji/twitter/heart.png?v=#{Emoji::EMOJI_VERSION}' title=':unknown:' class='emoji' alt=':unknown:'> "
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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
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emoji_code = "<img src='/images/emoji/twitter/heart.png?v=#{Emoji::EMOJI_VERSION}' 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
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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
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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)
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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
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end
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it "doesn't change mailto" do
html = "<p>Contact me at <a href=\"mailto:username@me.com\">this address</a>.</p>"
expect(PrettyText.format_for_email(html, post)).to eq(html)
end
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end
it 'Is smart about linebreaks and IMG tags' do
raw = <<~MD
a <img>
<img>
<img>
<img>
<img>
a
<img>
- li
<img>
```
test
```
```
test
```
MD
html = <<~HTML
<p>a <img><br>
<img></p>
<p><img><br>
<img></p>
<p><img></p>
<p>a</p>
<p><img></p>
<ul>
<li>li</li>
</ul>
<p><img></p>
<pre><code class="lang-auto">test
</code></pre>
<pre><code class="lang-auto">test
</code></pre>
HTML
expect(PrettyText.cook(raw)).to eq(html.strip)
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 "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 "doesn't replace emoji if emoji is disabled" do
SiteSetting.enable_emoji = false
expect(PrettyText.cook(":bomb:")).to eq("<p>:bomb:</p>")
end
it "doesn't replace shortcuts if disabled" do
SiteSetting.enable_emoji_shortcuts = false
expect(PrettyText.cook(":)")).to eq("<p>:)</p>")
end
it "does replace shortcuts if enabled" do
expect(PrettyText.cook(":)")).to match("smile")
end
it "replaces skin toned emoji" do
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expect(PrettyText.cook("hello 👱🏿‍♀️")).to eq("<p>hello <img src=\"/images/emoji/twitter/blonde_woman/6.png?v=#{Emoji::EMOJI_VERSION}\" 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=#{Emoji::EMOJI_VERSION}\" 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=#{Emoji::EMOJI_VERSION}\" 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=#{Emoji::EMOJI_VERSION}\" title=\":woman_shrugging:\" class=\"emoji\" alt=\":woman_shrugging:\"></p>")
end
it "correctly strips VARIATION SELECTOR-16 character (ufe0f) from some emojis" do
expect(PrettyText.cook("❤️💣")).to match(/<img src[^>]+bomb[^>]+>/)
end
end
describe "custom emoji" do
it "replaces the custom emoji" do
CustomEmoji.create!(name: 'trout', upload: Fabricate(:upload))
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Emoji.clear_cache
expect(PrettyText.cook("hello :trout:")).to match(/<img src[^>]+trout[^>]+>/)
end
end
it "replaces skin toned emoji" do
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expect(PrettyText.cook("hello 👱🏿‍♀️")).to eq("<p>hello <img src=\"/images/emoji/twitter/blonde_woman/6.png?v=#{Emoji::EMOJI_VERSION}\" 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=#{Emoji::EMOJI_VERSION}\" 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=#{Emoji::EMOJI_VERSION}\" 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=#{Emoji::EMOJI_VERSION}\" title=\":woman_shrugging:\" class=\"emoji\" alt=\":woman_shrugging:\"></p>")
end
it "should not treat a non emoji as an emoji" do
expect(PrettyText.cook(':email,class_name:')).not_to include('emoji')
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 'allows only tel URL scheme to start with a plus character' do
SiteSetting.allowed_href_schemes = "tel|steam"
cooked = cook("[Tel URL Scheme](tel://+452530579785)")
expected = '<p><a href="tel://+452530579785" rel="nofollow noopener">Tel URL Scheme</a></p>'
expect(cooked).to eq(n expected)
cooked2 = cook("[Steam URL Scheme](steam://+store/452530)")
expected2 = '<p><a>Steam URL Scheme</a></p>'
expect(cooked2).to eq(n expected2)
end
it "produces hashtag links" do
category = Fabricate(:category, name: 'testing')
category2 = Fabricate(:category, name: 'known')
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Fabricate(:topic, tags: [Fabricate(:tag, name: 'known')])
cooked = PrettyText.cook(" #unknown::tag #known #known::tag #testing")
[
"<span class=\"hashtag\">#unknown::tag</span>",
"<a class=\"hashtag\" href=\"#{category2.url_with_id}\">#<span>known</span></a>",
"<a class=\"hashtag\" href=\"http://test.localhost/tags/known\">#<span>known</span></a>",
"<a class=\"hashtag\" href=\"#{category.url_with_id}\">#<span>testing</span></a>"
].each do |element|
expect(cooked).to include(element)
end
cooked = PrettyText.cook("[`a` #known::tag here](http://example.com)")
html = <<~HTML
<p><a href="http://example.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://example.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 emoji by name" do
expected = <<HTML
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<p><img src="/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}\" title=":smile:" class="emoji" alt=":smile:"><img src="/images/emoji/twitter/sunny.png?v=#{Emoji::EMOJI_VERSION}" 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")
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expected = "<p>a,<img src=\"/images/emoji/twitter/man/2.png?v=#{Emoji::EMOJI_VERSION}\" title=\":man:t2:\" class=\"emoji\" alt=\":man:t2:\">,b</p>"
expect(cooked).to match(expected.strip)
end
it "can handle emoji by translation" do
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expected = "<p><img src=\"/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}\" 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(":) ;) :)")
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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 censor words correctly' do
begin
['apple', 'banana'].each { |w| Fabricate(:watched_word, word: w, action: WatchedWord.actions[:censor]) }
expect(PrettyText.cook('yay banana yay')).not_to include('banana')
expect(PrettyText.cook('yay `banana` yay')).not_to include('banana')
expect(PrettyText.cook("# banana")).not_to include('banana')
expect(PrettyText.cook("# banana")).to include("\u25a0\u25a0")
ensure
$redis.flushall
end
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')
expect(PrettyText.cook("sam@sam.com")).not_to include('onebox')
expect(PrettyText.cook("<img src='a'>\nhttp://a.com")).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 bbcode after a newline" do
# this is not 100% ideal cause we get an extra p here, but this is pretty rare
expect(PrettyText.cook("a\n[code]code[/code]")).to eq("<p>a</p>\n<pre><code class=\"lang-auto\">code</code></pre>")
# this is fine
expect(PrettyText.cook("a\na[code]code[/code]")).to eq("<p>a<br>\na<code>code</code></p>")
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
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expect(quote.cooked).not_to include('[quote')
end
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it "supports tables" do
markdown = <<~MD
| Tables | Are | Cool |
| ------------- |:-------------:| -----:|
| col 3 is | right-aligned | $1600 |
MD
expected = <<~HTML
<div class="md-table">
<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>
</div>
HTML
expect(PrettyText.cook(markdown)).to eq(expected.strip)
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 nesting tags in url" do
cooked = PrettyText.cook("[url=http://sam.com][b]I am sam[/b][/url]")
html = '<p><a href="http://sam.com" data-bbcode="true" rel="nofollow noopener"><span class="bbcode-b">I am sam</span></a></p>'
expect(cooked).to eq(html)
end
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it "supports query params in bbcode url" do
cooked = PrettyText.cook("[url=https://www.amazon.com/Camcorder-Hausbell-302S-Control-Infrared/dp/B01KLOA1PI/?tag=discourse]BBcode link[/url]")
html = '<p><a href="https://www.amazon.com/Camcorder-Hausbell-302S-Control-Infrared/dp/B01KLOA1PI/?tag=discourse" data-bbcode="true" rel="nofollow noopener">BBcode link</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
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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" target="_blank" rel="nofollow noopener">http://testing.com?a%20b</a></p>'
expect(cooked).to eq(html)
end
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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" target="_blank" rel="nofollow noopener">http://testing.com?aPb</a></p>'
expect(cooked).to eq(html)
end
it "should sanitize the html" do
expect(PrettyText.cook("<test>alert(42)</test>")).to eq "<p>alert(42)</p>"
end
it "should not onebox magically linked urls" do
expect(PrettyText.cook('[url]site.com[/url]')).not_to include('onebox')
end
it "should sanitize the html" do
expect(PrettyText.cook("<p class='hi'>hi</p>")).to eq "<p>hi</p>"
end
it "should strip SCRIPT" do
expect(PrettyText.cook("<script>alert(42)</script>")).to eq ""
end
it "should allow sanitize bypass" do
expect(PrettyText.cook("<test>alert(42)</test>", sanitize: false)).to eq "<p><test>alert(42)</test></p>"
end
# custom rule used to specify image dimensions via alt tags
describe "image dimensions" do
it "allows title plus dimensions" do
cooked = PrettyText.cook <<~MD
![title with | title|220x100](http://png.com/my.png)
![](http://png.com/my.png)
![|220x100](http://png.com/my.png)
![stuff](http://png.com/my.png)
![|220x100,50%](http://png.com/my.png)
MD
html = <<~HTML
<p><img src="http://png.com/my.png" alt="title with | title" width="220" height="100"><br>
<img src="http://png.com/my.png" alt><br>
<img src="http://png.com/my.png" alt width="220" height="100"><br>
<img src="http://png.com/my.png" alt="stuff"><br>
<img src="http://png.com/my.png" alt width="110" height="50"></p>
HTML
expect(cooked).to eq(html.strip)
end
it "ignores whitespace and allows scaling by percent, width, height" do
cooked = PrettyText.cook <<~MD
![|220x100, 50%](http://png.com/my.png)
![|220x100 , 50%](http://png.com/my.png)
![|220x100 ,50%](http://png.com/my.png)
![|220x100,150x](http://png.com/my.png)
![|220x100, x50](http://png.com/my.png)
MD
html = <<~HTML
<p><img src="http://png.com/my.png" alt width="110" height="50"><br>
<img src="http://png.com/my.png" alt width="110" height="50"><br>
<img src="http://png.com/my.png" alt width="110" height="50"><br>
<img src="http://png.com/my.png" alt width="150" height="68"><br>
<img src="http://png.com/my.png" alt width="110" height="50"></p>
HTML
expect(cooked).to eq(html.strip)
end
end
describe "image decoding" do
it "can decode upload:// for default setup" do
upload = Fabricate(:upload)
raw = <<~RAW
![upload](#{upload.short_url})
- ![upload](#{upload.short_url})
- test
- ![upload](#{upload.short_url})
![upload](#{upload.short_url.gsub!(".png", "")})
RAW
cooked = <<~HTML
<p><img src="#{upload.url}" alt="upload"></p>
<ul>
<li>
<p><img src="#{upload.url}" alt="upload"></p>
</li>
<li>
<p>test</p>
<ul>
<li><img src="#{upload.url}" alt="upload"></li>
</ul>
</li>
</ul>
<p><img src="#{upload.url}" alt="upload"></p>
HTML
expect(PrettyText.cook(raw)).to eq(cooked.strip)
end
it "can place a blank image if we can not find the upload" do
raw = "![upload](upload://abcABC.png)"
cooked = <<~HTML
<p><img src="/images/transparent.png" alt="upload" data-orig-src="upload://abcABC.png"></p>
HTML
expect(PrettyText.cook(raw)).to eq(cooked.strip)
end
end
it "can properly whitelist iframes" do
SiteSetting.allowed_iframes = "https://bob.com/a|http://silly.com?EMBED="
raw = <<~IFRAMES
<iframe src='https://www.google.com/maps/Embed?testing'></iframe>
<iframe src='https://bob.com/a?testing'></iframe>
<iframe src='HTTP://SILLY.COM?EMBED=111'></iframe>
IFRAMES
# we require explicit HTTPS here
html = <<~IFRAMES
<iframe src="https://bob.com/a?testing"></iframe>
<iframe src="HTTP://SILLY.COM?EMBED=111"></iframe>
IFRAMES
cooked = PrettyText.cook(raw).strip
expect(cooked).to eq(html.strip)
end
it "You can disable linkify" do
md = "www.cnn.com test.it http://test.com https://test.ab https://a"
cooked = PrettyText.cook(md)
html = <<~HTML
<p><a href="http://www.cnn.com" rel="nofollow noopener">www.cnn.com</a> test.it <a href="http://test.com" rel="nofollow noopener">http://test.com</a> <a href="https://test.ab" rel="nofollow noopener">https://test.ab</a> <a href="https://a" rel="nofollow noopener">https://a</a></p>
HTML
expect(cooked).to eq(html.strip)
# notice how cnn.com is no longer linked but it is
SiteSetting.markdown_linkify_tlds = "not_com|it"
cooked = PrettyText.cook(md)
html = <<~HTML
<p>www.cnn.com <a href="http://test.it" rel="nofollow noopener">test.it</a> <a href="http://test.com" rel="nofollow noopener">http://test.com</a> <a href="https://test.ab" rel="nofollow noopener">https://test.ab</a> <a href="https://a" rel="nofollow noopener">https://a</a></p>
HTML
expect(cooked).to eq(html.strip)
# no tlds anymore
SiteSetting.markdown_linkify_tlds = ""
cooked = PrettyText.cook(md)
html = <<~HTML
<p>www.cnn.com test.it <a href="http://test.com" rel="nofollow noopener">http://test.com</a> <a href="https://test.ab" rel="nofollow noopener">https://test.ab</a> <a href="https://a" rel="nofollow noopener">https://a</a></p>
HTML
expect(cooked).to eq(html.strip)
# lastly ... what about no linkify
SiteSetting.enable_markdown_linkify = false
cooked = PrettyText.cook(md)
html = <<~HTML
<p>www.cnn.com test.it http://test.com https://test.ab https://a</p>
HTML
end
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it "has a proper data whitlist on div" do
cooked = PrettyText.cook("<div data-theme-a='a'>test</div>")
expect(cooked).to include("data-theme-a")
end
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it "whitelists lang attribute" do
cooked = PrettyText.cook("<p lang='fr'>tester</p><div lang='fr'>tester</div><span lang='fr'>tester</span>")
expect(cooked).to eq("<p lang=\"fr\">tester</p><div lang=\"fr\">tester</div><span lang=\"fr\">tester</span>")
end
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it "whitelists ruby tags" do
# read all about ruby chars at: https://en.wikipedia.org/wiki/Ruby_character
# basically it is super hard to remember every single rare letter when there are
# so many, so ruby tags provide a hint.
#
html = (<<~MD).strip
<ruby lang="je">
<rb lang="je">X</rb>
<rp>(</rp><rt lang="je"> ㄏㄢˋ </rt><rp>)</rp>
</ruby>
MD
cooked = PrettyText.cook html
expect(cooked).to eq(html)
end
describe "d-wrap" do
it "wraps the [wrap] tag inline" do
cooked = PrettyText.cook("[wrap=toc]taco[/wrap]")
html = <<~HTML
<div class="d-wrap" data-wrap="toc">
<p>taco</p>
</div>
HTML
expect(cooked).to eq(html.strip)
cooked = PrettyText.cook("Hello [wrap=toc id=1]taco[/wrap] world")
html = <<~HTML
<p>Hello <span class="d-wrap" data-wrap="toc" data-id="1">taco</span> world</p>
HTML
expect(cooked).to eq(html.strip)
end
it "wraps the [wrap] tag in block" do
md = <<~MD
[wrap=toc]
taco
[/wrap]
MD
cooked = PrettyText.cook(md)
html = <<~HTML
<div class="d-wrap" data-wrap="toc">
<p>taco</p>
</div>
HTML
expect(cooked).to eq(html.strip)
end
it "wraps the [wrap] tag without content" do
md = <<~MD
[wrap=toc]
[/wrap]
MD
cooked = PrettyText.cook(md)
html = <<~HTML
<div class="d-wrap" data-wrap="toc"></div>
HTML
expect(cooked).to eq(html.strip)
end
it "adds attributes as data-attributes" do
cooked = PrettyText.cook("[wrap=toc name=\"pepper bell\" id=1]taco[/wrap]")
html = <<~HTML
<div class="d-wrap" data-wrap="toc" data-name="pepper bell" data-id="1">
<p>taco</p>
</div>
HTML
expect(cooked).to eq(html.strip)
end
it "prevents xss" do
cooked = PrettyText.cook('[wrap=toc foo="<script>console.log(1)</script>"]taco[/wrap]')
html = <<~HTML
<div class="d-wrap" data-wrap="toc" data-foo="&amp;lt;script&amp;gt;console.log(1)&amp;lt;/script&amp;gt;">
<p>taco</p>
</div>
HTML
expect(cooked).to eq(html.strip)
end
it "allows a limited set of attributes chars" do
cooked = PrettyText.cook('[wrap=toc fo@"èk-"!io=bar]taco[/wrap]')
html = <<~HTML
<div class=\"d-wrap\" data-wrap=\"toc\" data-io=\"bar\">
<p>taco</p>
</div>
HTML
expect(cooked).to eq(html.strip)
end
end
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end