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694b5f108b
These (21 + 3 from previous PRs) are soon to be enabled in rubocop-discourse: Capybara/VisibilityMatcher Lint/DeprecatedOpenSSLConstant Lint/DisjunctiveAssignmentInConstructor Lint/EmptyConditionalBody Lint/EmptyEnsure Lint/LiteralInInterpolation Lint/NonLocalExitFromIterator Lint/ParenthesesAsGroupedExpression Lint/RedundantCopDisableDirective Lint/RedundantRequireStatement Lint/RedundantSafeNavigation Lint/RedundantStringCoercion Lint/RedundantWithIndex Lint/RedundantWithObject Lint/SafeNavigationChain Lint/SafeNavigationConsistency Lint/SelfAssignment Lint/UnreachableCode Lint/UselessMethodDefinition Lint/Void Previous PRs: Lint/ShadowedArgument Lint/DuplicateMethods Lint/BooleanSymbol RSpec/SpecFilePathSuffix
139 lines
3.9 KiB
Ruby
139 lines
3.9 KiB
Ruby
# frozen_string_literal: true
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require "listen"
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module Stylesheet
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class Watcher
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def self.watch(paths = nil)
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watcher = new(paths)
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watcher.start
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watcher
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end
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def initialize(paths)
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@paths = paths || Watcher.default_paths
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@queue = Queue.new
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end
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def self.default_paths
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return @default_paths if @default_paths
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@default_paths = ["app/assets/stylesheets"]
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Discourse.plugins.each do |plugin|
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if plugin.path.to_s.include?(Rails.root.to_s)
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path = File.dirname(plugin.path).sub(Rails.root.to_s, "").sub(%r{\A/}, "")
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path << "/assets/stylesheets"
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@default_paths << path if File.exist?(path)
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else
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# if plugin doesn’t seem to be in our app, consider it as outside of the app
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# and ignore it
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warn("[stylesheet watcher] Ignoring outside of rails root plugin: #{plugin.path}")
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end
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end
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@default_paths
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end
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def start
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Thread.new do
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begin
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worker_loop while true
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rescue => e
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STDERR.puts "CSS change notifier crashed \n#{e}"
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start
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end
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end
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listener_opts = { ignore: [/node_modules/], only: /\.s?css\z/ }
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listener_opts[:force_polling] = true if ENV["FORCE_POLLING"]
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Thread.new do
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begin
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plugins_paths =
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Dir
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.glob("#{Rails.root}/plugins/*")
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.map do |file|
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if File.symlink?(file)
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File.expand_path(File.readlink(file), "#{Rails.root}/plugins")
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else
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file
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end
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end
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.compact
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listener =
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Listen.to(*@paths, listener_opts) do |modified, added, _|
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paths = [modified, added].flatten
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paths.compact!
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paths.map! do |long|
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plugin_name = nil
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plugins_paths.each do |plugin_path|
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if long.include?("#{plugin_path}/")
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plugin_name = File.basename(plugin_path)
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break
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end
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end
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target = nil
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target_match =
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long.match(/admin|desktop|mobile|publish|wizard|wcag|color_definitions/)
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target = target_match[0] if target_match&.length
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{ basename: File.basename(long), target: target, plugin_name: plugin_name }
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end
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process_change(paths)
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end
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rescue => e
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STDERR.puts "Failed to listen for CSS changes: \n#{e}"
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end
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listener.start
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sleep
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end
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end
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def core_assets_refresh(target)
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if target&.match(/wcag|color_definitions/)
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Stylesheet::Manager.clear_color_scheme_cache!
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return
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end
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targets = target ? [target] : %w[desktop mobile admin]
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Stylesheet::Manager.clear_core_cache!(targets)
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message =
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targets.map! { |name| Stylesheet::Manager.new.stylesheet_data(name.to_sym) }.flatten!
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MessageBus.publish "/file-change", message
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end
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def plugin_assets_refresh(plugin_name, target)
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Stylesheet::Manager.clear_plugin_cache!(plugin_name)
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targets = []
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if target.present?
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if DiscoursePluginRegistry.stylesheets_exists?(plugin_name, target.to_sym)
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targets.push("#{plugin_name}_#{target}")
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end
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else
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targets.push(plugin_name)
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end
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message =
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targets.map! { |name| Stylesheet::Manager.new.stylesheet_data(name.to_sym) }.flatten!
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MessageBus.publish "/file-change", message
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end
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def worker_loop
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path = @queue.pop
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@queue.pop while @queue.length > 0
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if path[:plugin_name]
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plugin_assets_refresh(path[:plugin_name], path[:target])
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else
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core_assets_refresh(path[:target])
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end
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end
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def process_change(paths)
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paths.each { |path| @queue.push path }
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end
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end
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end
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