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FEATURE: line with only 1 to 3 emojis will now display as large emojis

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Joffrey JAFFEUX 2020-01-16 09:54:26 +01:00 committed by GitHub
parent 91f8ada8e0
commit 948bd00340
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5 changed files with 124 additions and 12 deletions
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66
app/assets/javascripts/pretty-text/engines/discourse-markdown/emoji.js.es6
View File

@ -231,9 +231,68 @@ function applyEmoji(
result.push(text);
}
// we check for a result <= 5 because we support maximum 3 large emojis
// EMOJI SPACE EMOJI SPACE EMOJI => 5 tokens
if (result && result.length > 0 && result.length <= 5) {
// we ensure line starts and ends with an emoji
// and has no more than 3 emojis
if (
result[0].type === "emoji" &&
result[result.length - 1].type === "emoji" &&
result.filter(r => r.type === "emoji").length <= 3
) {
let allEmojiLine = true;
let index = 0;
const checkNextToken = t => {
if (!t) {
return;
}
if (!["emoji", "text"].includes(t.type)) {
allEmojiLine = false;
}
// a text token should always have an emoji before
// and be a space
if (
t.type === "text" &&
((result[index - 1] && result[index - 1].type !== "emoji") ||
t.content !== " ")
) {
allEmojiLine = false;
}
// exit as soon as possible
if (allEmojiLine) {
index += 1;
checkNextToken(result[index]);
}
};
checkNextToken(result[index]);
if (allEmojiLine) {
result.forEach(r => {
if (r.type === "emoji") {
applyAllEmojiClass(r);
}
});
}
}
}
return result;
}
function applyAllEmojiClass(token) {
token.attrs.forEach(attr => {
if (attr[0] === "class") {
attr[1] = `${attr[1]} only-emoji`;
}
});
}
export function setup(helper) {
helper.registerOptions((opts, siteSettings, state) => {
opts.features.emoji = !state.disableEmojis && !!siteSettings.enable_emoji;
@ -257,5 +316,10 @@ export function setup(helper) {
);
});
helper.whiteList(["img[class=emoji]", "img[class=emoji emoji-custom]"]);
helper.whiteList([
"img[class=emoji]",
"img[class=emoji emoji-custom]",
"img[class=emoji emoji-custom only-emoji]",
"img[class=emoji only-emoji]"
]);
}

6
app/assets/stylesheets/common/base/emoji.scss
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@ -4,6 +4,12 @@ img.emoji {
vertical-align: middle;
}
img.emoji.only-emoji {
width: 32px;
height: 32px;
margin: 0.5em 0;
}
small img.emoji,
sub img.emoji,
sup img.emoji {

10
spec/components/cooked_post_processor_spec.rb
View File

@ -1143,7 +1143,7 @@ describe CookedPostProcessor do
<a href="http://www.google.com" rel="nofollow noopener">Google</a><br>
<img src="http://foo.bar/image.png"><br>
<a class="attachment" href="//test.localhost/#{upload_path}/original/1X/af2c2618032c679333bebf745e75f9088748d737.txt">text.txt</a> (20 Bytes)<br>
<img src="//test.localhost/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji" alt=":smile:"></p>
<img src="//test.localhost/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji only-emoji" alt=":smile:"></p>
HTML
end
@ -1158,7 +1158,7 @@ describe CookedPostProcessor do
<a href="http://www.google.com" rel="nofollow noopener">Google</a><br>
<img src="http://foo.bar/image.png"><br>
<a class="attachment" href="//my.cdn.com/#{upload_path}/original/1X/af2c2618032c679333bebf745e75f9088748d737.txt">text.txt</a> (20 Bytes)<br>
<img src="//my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji" alt=":smile:"></p>
<img src="//my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji only-emoji" alt=":smile:"></p>
HTML
end
@ -1171,7 +1171,7 @@ describe CookedPostProcessor do
<a href="http://www.google.com" rel="nofollow noopener">Google</a><br>
<img src="http://foo.bar/image.png"><br>
<a class="attachment" href="https://my.cdn.com/#{upload_path}/original/1X/af2c2618032c679333bebf745e75f9088748d737.txt">text.txt</a> (20 Bytes)<br>
<img src="https://my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji" alt=":smile:"></p>
<img src="https://my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji only-emoji" alt=":smile:"></p>
HTML
end
@ -1185,7 +1185,7 @@ describe CookedPostProcessor do
<a href="http://www.google.com" rel="nofollow noopener">Google</a><br>
<img src="http://foo.bar/image.png"><br>
<a class="attachment" href="//test.localhost/#{upload_path}/original/1X/af2c2618032c679333bebf745e75f9088748d737.txt">text.txt</a> (20 Bytes)<br>
<img src="//my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji" alt=":smile:"></p>
<img src="//my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji only-emoji" alt=":smile:"></p>
HTML
end
@ -1199,7 +1199,7 @@ describe CookedPostProcessor do
<a href="http://www.google.com" rel="nofollow noopener">Google</a><br>
<img src="http://foo.bar/image.png"><br>
<a class="attachment" href="//test.localhost/#{upload_path}/original/1X/af2c2618032c679333bebf745e75f9088748d737.txt">text.txt</a> (20 Bytes)<br>
<img src="//my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji" alt=":smile:"></p>
<img src="//my.cdn.com/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}" title=":smile:" class="emoji only-emoji" alt=":smile:"></p>
HTML
end

46
spec/components/pretty_text_spec.rb
View File

@ -109,6 +109,48 @@ describe PrettyText do
expect(cook(md)).to eq(html.strip)
end
it "adds an only-emoji class when a line has only one emoji" do
md = <<~MD
foo 😀
foo 😀 bar
:smile_cat:
:smile_cat: :smile_cat:
:smile_cat: :smile_cat: :smile_cat: :smile_cat:
baz? :smile_cat:
😀
😉 foo
😉 😉
😉 😉
😉 😉 😉
😉😉😉
😉 😉 😉
😉d😉 😉
😉 😉 😉d
😉😉😉😉
MD
html = <<~HTML
<p>foo <img src="/images/emoji/twitter/grinning.png?v=#{Emoji::EMOJI_VERSION}" title=":grinning:" class="emoji" alt=":grinning:"><br>
foo <img src="/images/emoji/twitter/grinning.png?v=#{Emoji::EMOJI_VERSION}" title=":grinning:" class="emoji" alt=":grinning:"> bar<br>
<img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji only-emoji" alt=":smile_cat:"><br>
<img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji only-emoji" alt=":smile_cat:"> <img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji only-emoji" alt=":smile_cat:"><br>
<img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji" alt=":smile_cat:"> <img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji" alt=":smile_cat:"> <img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji" alt=":smile_cat:"> <img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji" alt=":smile_cat:"><br>
baz? <img src="/images/emoji/twitter/smile_cat.png?v=#{Emoji::EMOJI_VERSION}" title=":smile_cat:" class="emoji" alt=":smile_cat:"><br>
<img src="/images/emoji/twitter/grinning.png?v=#{Emoji::EMOJI_VERSION}" title=":grinning:" class="emoji only-emoji" alt=":grinning:"><br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"> foo<br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"><br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"><br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"><br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"><img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"><img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"><br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji only-emoji" alt=":wink:"><br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:">d​:wink: <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"><br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"> <img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:">d<br>
<img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"><img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"><img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"><img src="/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}" title=":wink:" class="emoji" alt=":wink:"></p>
HTML
expect(cook(md)).to eq(html.strip)
end
end
it "do off topic quoting of posts from secure categories" do
@ -1064,7 +1106,7 @@ describe PrettyText do
it "can handle emoji by name" do
expected = <<HTML
<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>
<p><img src="/images/emoji/twitter/smile.png?v=#{Emoji::EMOJI_VERSION}\" title=":smile:" class="emoji only-emoji" alt=":smile:"><img src="/images/emoji/twitter/sunny.png?v=#{Emoji::EMOJI_VERSION}" title=":sunny:" class="emoji only-emoji" alt=":sunny:"></p>
HTML
expect(PrettyText.cook(":smile::sunny:")).to eq(expected.strip)
end
@ -1076,7 +1118,7 @@ HTML
end
it "can handle emoji by translation" do
expected = "<p><img src=\"/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}\" title=\":wink:\" class=\"emoji\" alt=\":wink:\"></p>"
expected = "<p><img src=\"/images/emoji/twitter/wink.png?v=#{Emoji::EMOJI_VERSION}\" title=\":wink:\" class=\"emoji only-emoji\" alt=\":wink:\"></p>"
expect(PrettyText.cook(";)")).to eq(expected)
end

8
test/javascripts/lib/pretty-text-test.js.es6
View File

@ -1333,15 +1333,15 @@ QUnit.test("enable/disable features", assert => {
QUnit.test("emoji", assert => {
assert.cooked(
":smile:",
`<p><img src="/images/emoji/emoji_one/smile.png?v=${v}" title=":smile:" class="emoji" alt=":smile:"></p>`
`<p><img src="/images/emoji/emoji_one/smile.png?v=${v}" title=":smile:" class="emoji only-emoji" alt=":smile:"></p>`
);
assert.cooked(
":(",
`<p><img src="/images/emoji/emoji_one/frowning.png?v=${v}" title=":frowning:" class="emoji" alt=":frowning:"></p>`
`<p><img src="/images/emoji/emoji_one/frowning.png?v=${v}" title=":frowning:" class="emoji only-emoji" alt=":frowning:"></p>`
);
assert.cooked(
"8-)",
`<p><img src="/images/emoji/emoji_one/sunglasses.png?v=${v}" title=":sunglasses:" class="emoji" alt=":sunglasses:"></p>`
`<p><img src="/images/emoji/emoji_one/sunglasses.png?v=${v}" title=":sunglasses:" class="emoji only-emoji" alt=":sunglasses:"></p>`
);
});
@ -1363,7 +1363,7 @@ QUnit.test("emoji - emojiSet", assert => {
assert.cookedOptions(
":smile:",
{ siteSettings: { emoji_set: "twitter" } },
`<p><img src="/images/emoji/twitter/smile.png?v=${v}" title=":smile:" class="emoji" alt=":smile:"></p>`
`<p><img src="/images/emoji/twitter/smile.png?v=${v}" title=":smile:" class="emoji only-emoji" alt=":smile:"></p>`
);
});