Skip to content
Snippets Groups Projects
Commit a390abde authored by Eugen Rochko's avatar Eugen Rochko Committed by GitHub
Browse files

Use the same emoji data on the frontend and backend (#4284)

* Use the same emoji data on the frontend and backend

* Move emoji.json to repository, add tests

This way you don't need to install node dependencies if you only
want to run Ruby code
parent c1bc5e14
No related branches found
No related tags found
No related merge requests found
......@@ -28,7 +28,6 @@ gem 'devise', '~> 4.2'
gem 'devise-two-factor', '~> 3.0'
gem 'doorkeeper', '~> 4.2'
gem 'fast_blank', '~> 1.0'
gem 'gemoji', '~> 3.0'
gem 'goldfinger', '~> 1.2'
gem 'hiredis', '~> 0.6'
gem 'redis-namespace', '~> 1.5'
......
# frozen_string_literal: true
module EmojiHelper
EMOJI_PATTERN = /(?<=[^[:alnum:]:]|\n|^):([\w+-]+):(?=[^[:alnum:]:]|$)/x
def emojify(text)
return text if text.blank?
text.gsub(EMOJI_PATTERN) do |match|
emoji = Emoji.find_by_alias($1) # rubocop:disable Rails/DynamicFindBy,Style/PerlBackrefs
text.gsub(emoji_pattern) do |match|
emoji = Emoji.instance.unicode($1) # rubocop:disable Style/PerlBackrefs
if emoji
emoji.raw
emoji
else
match
end
end
end
def emoji_pattern
@emoji_pattern ||=
/(?<=[^[:alnum:]:]|\n|^)
(#{Emoji.instance.names.map { |name| Regexp.escape(name) }.join('|')})
(?=[^[:alnum:]:]|$)/x
end
end
# frozen_string_literal: true
require 'singleton'
class Emoji
include Singleton
def initialize
data = Oj.load(File.open(File.join(Rails.root, 'lib', 'assets', 'emoji.json')))
@map = {}
data.each do |_, emoji|
keys = [emoji['shortname']] + emoji['aliases']
unicode = codepoint_to_unicode(emoji['unicode'])
keys.each do |key|
@map[key] = unicode
end
end
end
def unicode(shortcode)
@map[shortcode]
end
def names
@map.keys
end
private
def codepoint_to_unicode(codepoint)
if codepoint.include?('-')
codepoint.split('-').map(&:hex).pack('U')
else
[codepoint.hex].pack('U')
end
end
end
Source diff could not be displayed: it is too large. Options to address this: view the blob.
require 'rails_helper'
RSpec.describe Emoji do
describe '#unicode' do
it 'returns a unicode for a shortcode' do
expect(Emoji.instance.unicode(':joy:')).to eq '😂'
end
end
describe '#names' do
it 'returns an array' do
expect(Emoji.instance.names).to be_an Array
end
end
end
0% Loading or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment