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-rw-r--r--lib/tasks/gemojione.rake245
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diff --git a/lib/tasks/gemojione.rake b/lib/tasks/gemojione.rake
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-# frozen_string_literal: true
-
-namespace :gemojione do
- desc 'Generates Emoji SHA256 digests'
-
- task aliases: ['yarn:check', 'environment'] do
- require 'json'
-
- aliases = {}
-
- index_file = File.join(Rails.root, 'fixtures', 'emojis', 'index.json')
- index = Gitlab::Json.parse(File.read(index_file))
-
- index.each_pair do |key, data|
- data['aliases'].each do |a|
- a.tr!(':', '')
-
- aliases[a] = key
- end
- end
-
- out = File.join(Rails.root, 'fixtures', 'emojis', 'aliases.json')
- File.open(out, 'w') do |handle|
- handle.write(Gitlab::Json.pretty_generate(aliases, indent: ' ', space: '', space_before: ''))
- end
- end
-
- task digests: ['yarn:check', 'environment'] do
- require 'digest/sha2'
- require 'json'
-
- # We don't have `node_modules` available in built versions of GitLab
- FileUtils.cp_r(Rails.root.join('node_modules', 'emoji-unicode-version', 'emoji-unicode-version-map.json'), File.join(Rails.root, 'fixtures', 'emojis'))
-
- dir = Gemojione.images_path
- resultant_emoji_map = {}
- resultant_emoji_map_new = {}
-
- Gitlab::Emoji.emojis.each do |name, emoji_hash|
- # Ignore aliases
- unless Gitlab::Emoji.emojis_aliases.key?(name)
- fpath = File.join(dir, "#{emoji_hash['unicode']}.png")
- hash_digest = Digest::SHA256.file(fpath).hexdigest
-
- category = emoji_hash['category']
- if name == 'gay_pride_flag'
- category = 'flags'
- end
-
- entry = {
- category: category,
- moji: emoji_hash['moji'],
- description: emoji_hash['description'],
- unicodeVersion: Gitlab::Emoji.emoji_unicode_version(name),
- digest: hash_digest
- }
-
- resultant_emoji_map[name] = entry
-
- # Our new map is only characters to make the json substantially smaller
- new_entry = {
- c: category,
- e: emoji_hash['moji'],
- d: emoji_hash['description'],
- u: Gitlab::Emoji.emoji_unicode_version(name)
- }
-
- resultant_emoji_map_new[name] = new_entry
- end
- end
-
- out = File.join(Rails.root, 'fixtures', 'emojis', 'digests.json')
- File.open(out, 'w') do |handle|
- handle.write(Gitlab::Json.pretty_generate(resultant_emoji_map))
- end
-
- out_new = File.join(Rails.root, 'public', '-', 'emojis', '1', 'emojis.json')
- File.open(out_new, 'w') do |handle|
- handle.write(Gitlab::Json.pretty_generate(resultant_emoji_map_new))
- end
- end
-
- # This task will generate a standard and Retina sprite of all of the current
- # Gemojione Emojis, with the accompanying SCSS map.
- #
- # It will not appear in `rake -T` output, and the dependent gems are not
- # included in the Gemfile by default, because this task will only be needed
- # occasionally, such as when new Emojis are added to Gemojione.
- task sprite: :environment do
- begin
- require 'sprite_factory'
- require 'rmagick'
- rescue LoadError
- # noop
- end
-
- check_requirements!
-
- SIZE = 20
- RETINA = SIZE * 2
-
- # Update these values to the width and height of the spritesheet when
- # new emoji are added.
- SPRITESHEET_WIDTH = 860
- SPRITESHEET_HEIGHT = 840
-
- # Set up a map to rename image files
- emoji_unicode_string_to_name_map = {}
- Gitlab::Emoji.emojis.each do |name, emoji_hash|
- # Ignore aliases
- unless Gitlab::Emoji.emojis_aliases.key?(name)
- emoji_unicode_string_to_name_map[emoji_hash['unicode']] = name
- end
- end
-
- # Copy the Gemojione assets to the temporary folder for renaming
- emoji_dir = "app/assets/images/emoji"
- FileUtils.rm_rf(emoji_dir)
- FileUtils.mkdir_p(emoji_dir, mode: 0700)
- FileUtils.cp_r(File.join(Gemojione.images_path, '.'), emoji_dir)
- Dir[File.join(emoji_dir, "**/*.png")].each do |png|
- image_path = png
- rename_to_named_emoji_image!(emoji_unicode_string_to_name_map, image_path)
- end
-
- Dir.mktmpdir do |tmpdir|
- FileUtils.cp_r(File.join(emoji_dir, '.'), tmpdir)
-
- Dir.chdir(tmpdir) do
- Dir["**/*.png"].each do |png|
- tmp_image_path = File.join(tmpdir, png)
- resize!(tmp_image_path, SIZE)
- end
- end
-
- style_path = Rails.root.join(*%w(app assets stylesheets framework emoji_sprites.scss))
-
- # Combine the resized assets into a packed sprite and re-generate the SCSS
- SpriteFactory.cssurl = "image-url('$IMAGE')"
- SpriteFactory.run!(tmpdir, {
- output_style: style_path,
- output_image: "app/assets/images/emoji.png",
- selector: '.emoji-',
- style: :scss,
- nocomments: true,
- pngcrush: true,
- layout: :packed
- })
-
- # SpriteFactory's SCSS is a bit too verbose for our purposes here, so
- # let's simplify it
- system(%Q(sed -i '' "s/width: #{SIZE}px; height: #{SIZE}px; background: image-url('emoji.png')/background-position:/" #{style_path}))
- system(%Q(sed -i '' "s/ no-repeat//" #{style_path}))
- system(%Q(sed -i '' "s/ 0px/ 0/g" #{style_path}))
-
- # Append a generic rule that applies to all Emojis
- File.open(style_path, 'a') do |f|
- f.puts
- f.puts <<-CSS.strip_heredoc
- .emoji-icon {
- background-image: image-url('emoji.png');
- background-repeat: no-repeat;
- color: transparent;
- text-indent: -99em;
- height: #{SIZE}px;
- width: #{SIZE}px;
-
- @media only screen and (-webkit-min-device-pixel-ratio: 2),
- only screen and (min--moz-device-pixel-ratio: 2),
- only screen and (-o-min-device-pixel-ratio: 2/1),
- only screen and (min-device-pixel-ratio: 2),
- only screen and (min-resolution: 192dpi),
- only screen and (min-resolution: 2dppx) {
- background-image: image-url('emoji@2x.png');
- background-size: #{SPRITESHEET_WIDTH}px #{SPRITESHEET_HEIGHT}px;
- }
- }
- CSS
- end
- end
-
- # Now do it again but for Retina
- Dir.mktmpdir do |tmpdir|
- # Copy the Gemojione assets to the temporary folder for resizing
- FileUtils.cp_r(File.join(emoji_dir, '.'), tmpdir)
-
- Dir.chdir(tmpdir) do
- Dir["**/*.png"].each do |png|
- tmp_image_path = File.join(tmpdir, png)
- resize!(tmp_image_path, RETINA)
- end
- end
-
- # Combine the resized assets into a packed sprite and re-generate the SCSS
- SpriteFactory.run!(tmpdir, {
- output_image: "app/assets/images/emoji@2x.png",
- style: false,
- nocomments: true,
- pngcrush: true,
- layout: :packed
- })
- end
- end
-
- def check_requirements!
- return if defined?(SpriteFactory) && defined?(Magick)
-
- puts <<-MSG.strip_heredoc
- This task is disabled by default and should only be run when the Gemojione
- gem is updated with new Emojis.
-
- To enable this task, *temporarily* add the following lines to Gemfile and
- re-bundle:
-
- gem 'sprite-factory'
- gem 'rmagick'
- MSG
-
- exit 1
- end
-
- def resize!(image_path, size)
- # Resize the image in-place, save it, and free the object
- image = Magick::Image.read(image_path).first
- image.resize!(size, size)
- image.write(image_path) { self.quality = 100 }
- image.destroy!
- end
-
- EMOJI_IMAGE_PATH_RE = /(.*?)(([0-9a-f]-?)+)\.png$/i.freeze
- def rename_to_named_emoji_image!(emoji_unicode_string_to_name_map, image_path)
- # Rename file from unicode to emoji name
- matches = EMOJI_IMAGE_PATH_RE.match(image_path)
- preceding_path = matches[1]
- unicode_string = matches[2]
- name = emoji_unicode_string_to_name_map[unicode_string]
- if name
- new_png_path = File.join(preceding_path, "#{name}.png")
- FileUtils.mv(image_path, new_png_path)
- new_png_path
- else
- puts "Warning: emoji_unicode_string_to_name_map missing entry for #{unicode_string}. Full path: #{image_path}"
- end
- end
-end
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 23:05:53 +0300