Module: Sidekiq::WebHelpers

Defined in:
lib/sidekiq/web_helpers.rb

Overview

This is not a public API

Constant Summary collapse

SAFE_QPARAMS = 
%w(page poll)
RETRY_JOB_KEYS = 
Set.new(%w(
  queue class args retry_count retried_at failed_at
  jid error_message error_class backtrace
  error_backtrace enqueued_at retry wrapped
  created_at
))

Instance Method Summary collapse

Instance Method Details

#add_to_head(&block) ⇒ Object

This view helper provide ability display you html code in to head of page. Example:

<% add_to_head do %>
  <link rel="stylesheet" .../>
  <meta .../>
<% end %>



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# File 'lib/sidekiq/web_helpers.rb', line 47

def add_to_head(&block)
  @head_html ||= []
  @head_html << block if block_given?
end

#capture(&block) ⇒ Object

Simple capture method for erb templates. The origin was capture method from sinatra-contrib library.



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# File 'lib/sidekiq/web_helpers.rb', line 59

def capture(&block)
  block.call
  eval('', block.binding)
end

#clear_caches ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 20

def clear_caches
  @@strings = nil
  @@locale_files = nil
end

#csrf_tag ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 173

def csrf_tag
  "<input type='hidden' name='authenticity_token' value='#{session[:csrf]}'/>"
end

#current_path ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 132

def current_path
  @current_path ||= request.path_info.gsub(/^\//,'')
end

#current_status ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 136

def current_status
  workers.size == 0 ? 'idle' : 'active'
end

#display_args(args, truncate_after_chars = 2000) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 167

def display_args(args, truncate_after_chars = 2000)
  args.map do |arg|
    h(truncate(to_display(arg)))
  end.join(", ")
end

#display_custom_head ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 52

def display_custom_head
  return unless defined?(@head_html)
  @head_html.map { |block| capture(&block) }.join
end

#environment_title_prefix ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 237

def environment_title_prefix
  environment = Sidekiq.options[:environment] || ENV['RAILS_ENV'] || ENV['RACK_ENV'] || 'development'

  "[#{environment.upcase}] " unless environment == "production"
end

#filtering ⇒ Object

This is a hook for a Sidekiq Pro feature. Please don’t touch.



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# File 'lib/sidekiq/web_helpers.rb', line 36

def filtering(*)
end

#find_locale_files(lang) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 31

def find_locale_files(lang)
  locale_files.select { |file| file =~ /\/#{lang}\.yml$/ }
end

#get_locale ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 81

def get_locale
  strings(locale)
end

#h(text) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 217

def h(text)
  ::Rack::Utils.escape_html(text)
rescue ArgumentError => e
  raise unless e.message.eql?('invalid byte sequence in UTF-8')
  text.encode!('UTF-16', 'UTF-8', invalid: :replace, replace: '').encode!('UTF-8', 'UTF-16')
  retry
end

#job_params(job, score) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 144

def job_params(job, score)
  "#{score}-#{job['jid']}"
end

#locale ⇒ Object

Given a browser request Accept-Language header like “fr-FR,fr;q=0.8,en-US;q=0.6,en;q=0.4,ru;q=0.2”, this function will return “fr” since that’s the first code with a matching locale in web/locales



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# File 'lib/sidekiq/web_helpers.rb', line 68

def locale
  @locale ||= begin
    locale = 'en'.freeze
    languages = request.env['HTTP_ACCEPT_LANGUAGE'.freeze] || 'en'.freeze
    languages.downcase.split(','.freeze).each do |lang|
      next if lang == '*'.freeze
      lang = lang.split(';'.freeze)[0]
      break locale = lang if find_locale_files(lang).any?
    end
    locale
  end
end

#locale_files ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 25

def locale_files
  @@locale_files ||= settings.locales.flat_map do |path|
    Dir["#{path}/*.yml"]
  end
end

#location ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 112

def location
  Sidekiq.redis { |conn| conn.client.location }
end

#namespace ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 120

def namespace
  @@ns ||= Sidekiq.redis { |conn| conn.respond_to?(:namespace) ? conn.namespace : nil }
end

#number_with_delimiter(number) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 204

def number_with_delimiter(number)
  begin
    Float(number)
  rescue ArgumentError, TypeError
    return number
  end

  options = {delimiter: ',', separator: '.'}
  parts = number.to_s.to_str.split('.')
  parts[0].gsub!(/(\d)(?=(\d\d\d)+(?!\d))/, "\\1#{options[:delimiter]}")
  parts.join(options[:separator])
end

#parse_params(params) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 148

def parse_params(params)
  score, jid = params.split("-")
  [score.to_f, jid]
end

#processes ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 98

def processes
  @processes ||= Sidekiq::ProcessSet.new
end

#product_version ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 243

def product_version
  "Sidekiq v#{Sidekiq::VERSION}"
end

#qparams(options) ⇒ Object

Merge options with current params, filter safe params, and stringify to query string



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# File 'lib/sidekiq/web_helpers.rb', line 156

def qparams(options)
  options = options.stringify_keys
  params.merge(options).map do |key, value|
    SAFE_QPARAMS.include?(key) ? "#{key}=#{value}" : next
  end.compact.join("&")
end

#redirect_with_query(url) ⇒ Object

Any paginated list that performs an action needs to redirect back to the proper page after performing that action.



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# File 'lib/sidekiq/web_helpers.rb', line 227

def redirect_with_query(url)
  r = request.referer
  if r && r =~ /\?/
    ref = URI(r)
    redirect("#{url}?#{ref.query}")
  else
    redirect url
  end
end

#redis_connection ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 116

def redis_connection
  Sidekiq.redis { |conn| conn.client.id }
end

#redis_connection_and_namespace ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 247

def redis_connection_and_namespace
  @redis_connection_and_namespace ||= begin
    namespace_suffix = namespace == nil ? '' : "##{namespace}"
    "#{redis_connection}#{namespace_suffix}"
  end
end

#redis_info ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 124

def redis_info
  Sidekiq.redis_info
end

#relative_time(time) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 140

def relative_time(time)
  %{<time datetime="#{time.getutc.iso8601}">#{time}</time>}
end

#retries_with_score(score) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 106

def retries_with_score(score)
  Sidekiq.redis do |conn|
    conn.zrangebyscore('retry', score, score)
  end.map { |msg| Sidekiq.load_json(msg) }
end

#retry_extra_items(retry_job) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 196

def retry_extra_items(retry_job)
  @retry_extra_items ||= {}.tap do |extra|
    retry_job.item.each do |key, value|
      extra[key] = value unless RETRY_JOB_KEYS.include?(key)
    end
  end
end

#root_path ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 128

def root_path
  "#{env['SCRIPT_NAME']}/"
end

#stats ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 102

def stats
  @stats ||= Sidekiq::Stats.new
end

#strings(lang) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 6

def strings(lang)
  @@strings ||= {}
  @@strings[lang] ||= begin
    # Allow sidekiq-web extensions to add locale paths
    # so extensions can be localized
    settings.locales.each_with_object({}) do |path, global|
      find_locale_files(lang).each do |file|
        strs = YAML.load(File.open(file))
        global.deep_merge!(strs[lang])
      end
    end
  end
end

#t(msg, options = {}) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 85

def t(msg, options={})
  string = get_locale[msg] || msg
  if options.empty?
    string
  else
    string % options
  end
end

#to_display(arg) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 177

def to_display(arg)
  begin
    arg.inspect
  rescue
    begin
      arg.to_s
    rescue => ex
      "Cannot display argument: [#{ex.class.name}] #{ex.message}"
    end
  end
end

#truncate(text, truncate_after_chars = 2000) ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 163

def truncate(text, truncate_after_chars = 2000)
  truncate_after_chars && text.size > truncate_after_chars ? "#{text[0..truncate_after_chars]}..." : text
end

#workers ⇒ Object 



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# File 'lib/sidekiq/web_helpers.rb', line 94

def workers
  @workers ||= Sidekiq::Workers.new
end