Line Bot Lite

Yet another line bot SDK implement. This version use all ruby builtin library and without dependencies problem like rack version is lock down to >= 0

Installation

Add this line to your application's Gemfile:

gem 'line-bot-lite'

And then execute:

$ bundle

Or install it yourself as:

$ gem install line-bot-lite

Usage

Current only implemented send_text method, and still need refactor to support all types message.

require 'line/bot'
require 'json'

def client
  @client ||= Line::Bot::Client.new(
    channel_id: ENV['LINE_CHANNEL_ID'],
    channel_secret: ENV['LINE_CHANNEL_SECRET'],
    channel_mid: ENV['LINE_CHANNEL_MID']
  )
end

post '/callback' do
  signature = request.env['HTTP_X_LINE_CHANNELSIGNATURE']
  unless client.certentials.validate_signature?(request.body.read, signature)
    error 400 do 'Bad Request' end
  end

  request.body.rewind
  json = JSON.parse(request.body.read)
  result = json['result']

  result.each do |message|
    case message['eventType']
    when Line::Bot::Receive::EventType::MESSAGE.to_s
      client.send_text(message['content']['from'], message['content']['text'])
    end
  end

  "OK"
end

WARNING: The API will changed until it stable, and next release will provide response parser helper.

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/elct9620/line-bot. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.