Class: Jekyll::WebmentionIO::Commands::WebmentionCommand

Inherits:
Command
  • Object
show all
Defined in:
lib/jekyll/commands/webmention.rb

Class Method Summary collapse

Class Method Details

.init_with_program(prog) ⇒ Object 



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# File 'lib/jekyll/commands/webmention.rb', line 9

def self.init_with_program(prog)
  prog.command(:webmention) do |c|
    c.syntax "webmention"
    c.description "Sends queued webmentions"

    c.action { |args, options| process args, options }
  end
end

.process(_args = [], options = {}) ⇒ Object 



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# File 'lib/jekyll/commands/webmention.rb', line 18

def self.process(_args = [], options = {})
  options = configuration_from_options(options)
  WebmentionIO.bootstrap(Jekyll::Site.new(options))

  if File.exist? WebmentionIO.cache_file("sent.yml")
    WebmentionIO.log "error", "Your outgoing webmentions queue needs to be upgraded. Please re-build your project."
  end

  WebmentionIO.log "msg", "Getting ready to send webmentions (this may take a while)."

  count = 0
  max_attempts = WebmentionIO.max_attempts()
  cached_outgoing = WebmentionIO.get_cache_file_path "outgoing"
  if File.exist?(cached_outgoing)
    outgoing = WebmentionIO.load_yaml(cached_outgoing)
    outgoing.each do |source, targets|
      targets.each do |target, response|
        # skip ones we’ve handled
        next unless response == false or response.instance_of? Integer

        # skip protocol-less links, we'll need to revisit this again later
        next if target.index("//").zero?

        # produce an escaped version of the target (in case of special
        # characters, etc).
        escaped = URI::Parser.new.escape(target);

        # skip bad URLs
        next unless WebmentionIO.uri_ok?(escaped)

        # give up if we've attempted this too many times
        response = (response || 0) + 1

        if ! max_attempts.nil? and response > max_attempts
          outgoing[source][target] = ""
          WebmentionIO.log "msg", "Giving up sending from #{source} to #{target}."
          next
        else
          outgoing[source][target] = response
        end

        # get the endpoint
        endpoint = WebmentionIO.get_webmention_endpoint(escaped)
        next unless endpoint

        # get the response
        response = WebmentionIO.webmention(source, target)
        next unless response

        # capture JSON responses in case site wants to do anything with them
        begin
          response = JSON.parse response
        rescue JSON::ParserError
          response = ""
        end
        outgoing[source][target] = response
        count += 1
      end
    end
    WebmentionIO.dump_yaml(cached_outgoing, outgoing)
    WebmentionIO.log "msg", "#{count} webmentions sent."
  end # file exists (outgoing)
end