Flippa Ending Soon Robot for Slack

_.md

FlippSlacka

Installation:

I assume you run Linux and have ruby installed.

• wget https://gist.githubusercontent.com/b1nary/69f7a6ec32967e363c9b/raw/flippslacka.rb
• chmod +x flippslacka.rb
• crontab -e
• Add: 30 9 * * * ruby /path/to/flippslacka.rb

This runs once a day on 9:30.

flippslacka.rb

require 'open-uri'
require 'slack-notifier'

class FlippSlacka
  # Slack Webhook
  SLACK_WEBHOOK = "https://hooks.slack.com/services/XXXX/XXXX/XXXXXXXX"
  SLACK_CHANNEL = "#flippa"
  SLACK_USERNAME = "Flippa Robot"
  SLACK_AVATAR = "http://www.techlivewire.com/wp-content/uploads/2014/09/Flippa-logo1.png"
  # Flippa Config
  DOMAIN = "https://flippa.com/"
  DEFAULT_PATH = "domains/ending-soon"
  # May be "nil" aswell to ignore filter
  MINIMAL_CHAR_COUNT = 1
  MAXIMAL_CHAR_COUNT = 6
  MINIMAL_PRICE = 0
  MAXIMAL_PRICE = 100

  def scan
    slack.ping "Todays Flippa offers! Yay :heart:", attachments: (parse_page.map do |domain|
      _end = Time.parse(domain['ends_at']).to_i.duration
      next if domain['property_name'].strip.include? ' ' || _end.nil?
      {
        fallback: domain['property_name'],
        text: "<#{domain['html_url']}|#{domain['property_name']}> *$ #{domain['current_price']}* _(#{domain['bid_count']})_ `#{_end} left`",
        color: domain['bid_count'].to_i > 0 ? "warning" : "good",
        mrkdwn_in: ["text"]
      }
    end.compact)
  end

  def parse_page
    JSON.parse(
      open(DOMAIN+DEFAULT_PATH+domain_append).read
        .split('"searchResults":').last
        .split(',"altResults":').first
    ).first.last['data']
  end

  def domain_append
    append = ""
    append += "?"
    append += "&domain_characters_count_min=#{MINIMAL_CHAR_COUNT}" if MINIMAL_CHAR_COUNT > 1
    append += "&domain_characters_count_max=#{MAXIMAL_CHAR_COUNT}" if MAXIMAL_CHAR_COUNT
    append += "&price_min=#{MINIMAL_PRICE}" if MINIMAL_PRICE
    append += "&price_max=#{MAXIMAL_PRICE}" if MAXIMAL_PRICE
    append += "&sort_alias=ending_soon"
    append.gsub('?&','?')
  end

  def slack
    @slack ||= Slack::Notifier.new SLACK_WEBHOOK,
                                   channel: SLACK_CHANNEL,
                                   username: SLACK_USERNAME,
                                   icon_url: SLACK_AVATAR
  end
end

class Numeric
  def duration
    secs  = (Time.now.to_i - self.to_int)*-1
    mins  = secs / 60
    hours = mins / 60
    days  = hours / 24

    if days > 0
      "#{days} days and #{hours % 24} hours"
    elsif hours > 0
      "#{hours} hours and #{mins % 60} minutes"
    elsif mins > 0
      "#{mins} minutes and #{secs % 60} seconds"
    elsif secs >= 0
      "#{secs} seconds"
    end
  end
end

FlippSlacka.new.scan