Merge pull request #163 from telegram-bot-rb/update_api

Update to Bot API 5.3

.rubocop.yml

@@ -40,6 +40,7 @@ Style/IfUnlessModifier: {Enabled: false}
 # Consistent to other definitions.
 Style/EmptyMethod: {EnforcedStyle: expanded}
 
+Style/Lambda: {EnforcedStyle: literal}
 Style/ModuleFunction: {Enabled: false}
 Style/NestedParenthesizedCalls: {Enabled: false}
 Style/SignalException: {EnforcedStyle: only_raise}

.travis.yml

@@ -1,13 +1,21 @@
+os: linux
+dist: xenial
 language: ruby
 cache: bundler
 rvm:
 - 2.6
 - 2.5
 gemfile:
+- gemfiles/rails_61.gemfile
 - gemfiles/rails_60.gemfile
 - gemfiles/rails_52.gemfile
-matrix:
+jobs:
   include:
+  # ruby 3.x
+  - rvm: 3.0
+    gemfile: gemfiles/rails_61.gemfile
+  - rvm: 3.0
+    gemfile: gemfiles/rails_60.gemfile
   # old rails
   - rvm: 2.5
     gemfile: gemfiles/rails_51.gemfile
@@ -18,14 +26,5 @@ matrix:
   # old rubies
   - rvm: 2.4
     gemfile: gemfiles/rails_52.gemfile
-  - rvm: 2.3
-    gemfile: gemfiles/rails_52.gemfile
-  # future rails
-  - rvm: 2.5
-    gemfile: gemfiles/rails_61.gemfile
-  # Allow rails 6.1 to fail while master branch is used
-  allow_failures:
-  - rvm: 2.5
-    gemfile: gemfiles/rails_61.gemfile
 notifications:
   email: false

Appraisals

@@ -1,8 +1,6 @@
 appraise 'rails-61' do
-  git 'https://github.com/rails/rails.git' do
-    gem 'actionpack', '~> 6.1.0.alpha'
-    gem 'railties', '~> 6.1.0.alpha'
-  end
+  gem 'actionpack', '~> 6.1.0'
+  gem 'railties', '~> 6.1.0'
 end
 
 appraise 'rails-60' do

CHANGELOG.md

@@ -1,5 +1,29 @@
 # Unreleased
 
+# 0.15.4
+
+- Update to Bot API 5.3
+
+# 0.15.3
+
+- Ruby 3.0 support: fix translation helpers.
+
+# 0.15.2
+
+- Ruby 3.0 support. Drop support for Ruby < 2.4.
+
+# 0.15.1
+
+- Rails 6.1 support.
+
+# 0.15.0
+
+- Add `:path` option to `telegram_webhook` route helper.
+- __Breaking change!__ Default route is generated using hashed bot token.
+  Please reconfigure webhook after update (`rake telegram:bot:set_webhook`).
+- Update to Bot API 5.0, add rake tasks for `deleteWebhook`, `close` & `logOut`.
+- Add `server` option for client to support local bot API servers.
+
 # 0.14.4
 
 - Update to Bot API 4.7

Gemfile

@@ -4,17 +4,17 @@ gemspec
 group :development do
   gem 'appraisal', '~> 2.2'
 
-  gem 'pry', '~> 0.10.1'
-  gem 'pry-byebug', '~> 3.2.0'
-  gem 'sdoc', '~> 0.4.1'
+  gem 'pry', '~> 0.13.1'
+  gem 'pry-byebug', '~> 3.9.0'
+  gem 'sdoc', '~> 2.0.3'
 
-  gem 'telegram-bot-types', '~> 0.6.2'
+  gem 'telegram-bot-types', '~> 0.6.3'
 
-  gem 'rspec', '~> 3.5.0'
-  gem 'rspec-its', '~> 1.1.0'
-  gem 'rspec-rails', '~> 3.5.0'
+  gem 'rspec', '~> 3.10.0'
+  gem 'rspec-its', '~> 1.3.0'
+  gem 'rspec-rails', '~> 4.0.2'
 
   gem 'rubocop', '~> 0.52.1'
 
-  gem 'coveralls', '~> 0.8.2', require: false
+  gem 'coveralls', '~> 0.8.23', require: false
 end

README.md

@@ -2,9 +2,7 @@
 
 [![Gem Version](https://badge.fury.io/rb/telegram-bot.svg)](http://badge.fury.io/rb/telegram-bot)
 [![Code Climate](https://codeclimate.com/github/telegram-bot-rb/telegram-bot/badges/gpa.svg)](https://codeclimate.com/github/telegram-bot-rb/telegram-bot)
-[![Build Status](https://travis-ci.org/telegram-bot-rb/telegram-bot.svg)](https://travis-ci.org/telegram-bot-rb/telegram-bot)
-
-__Breaking changes in v0.14!__ See [upgrade guide](https://github.com/telegram-bot-rb/telegram-bot/wiki/Upgrading-to-0.14).
+[![Build Status](https://travis-ci.com/telegram-bot-rb/telegram-bot.svg)](https://travis-ci.com/telegram-bot-rb/telegram-bot)
 
 Tools for developing Telegram bots. Best used with Rails, but can be used in
 [standalone app](https://github.com/telegram-bot-rb/telegram-bot/wiki/Not-rails-application).
@@ -27,9 +25,33 @@ with session, keyboards and inline queries.
 Run it on your local machine in 1 minute!
 
 And here is [app template](https://github.com/telegram-bot-rb/rails_template)
-to generate clean app in seconds.
+to generate new rails app in seconds.
 
-Examples and cookbook in [wiki](https://github.com/telegram-bot-rb/telegram-bot/wiki).
+See examples and cookbook in [the wiki](https://github.com/telegram-bot-rb/telegram-bot/wiki).
+
+## Table of Contents
+
+* [Installation](#installation)
+* [Usage](#usage)
+  * [Configuration](#configuration)
+  * [Configuration in Rails app](#configuration-in-rails-app)
+  * [Client](#client)
+    * [Typed responses](#typed-responses)
+  * [Controller](#controller)
+    * [Reply helpers](#reply-helpers)
+    * [Optional typecasting](#optional-typecasting)
+    * [Session](#session)
+    * [Message context](#message-context)
+    * [Callback queries](#callback-queries)
+  * [Routes in Rails app](#routes-in-rails-app)
+    * [Processing updates](#processing-updates)
+  * [Development & Debugging](#development--debugging)
+  * [Testing](#testing)
+  * [Deployment](#deployment)
+  * [Async mode](#async-mode)
+    * [Limitations](#limitations)
+* [Development](#development)
+* [Contributing](#contributing)
 
 ## Installation
 
@@ -41,11 +63,15 @@ gem 'telegram-bot'
 
 And then execute:
 
-    $ bundle
+```
+bundle
+```
 
 Or install it yourself as:
 
-    $ gem install telegram-bot
+```
+gem install telegram-bot
+```
 
 Require if necessary:
 
@@ -65,7 +91,11 @@ which is used for `Telegram.bot`.
 ```ruby
 Telegram.bots_config = {
   default: DEFAULT_BOT_TOKEN,
-  chat: {token: CHAT_BOT_TOKEN, username: 'chatbot'},
+  chat: {
+    token: CHAT_BOT_TOKEN,
+    username: 'ChatBot', # to support commands with mentions (/help@ChatBot)
+    server: 'http://local.bot.api.server', # for Local Bot API Server
+  },
 }
 
 Telegram.bot.get_updates
@@ -87,6 +117,7 @@ development:
     bot:
       token: TOKEN
       username: SomeBot
+      server: http://local.bot.api.server
 
     # For multiple bots in single app use hash of `internal_bot_id => settings`
     bots:
@@ -128,9 +159,9 @@ bot.send_message(chat_id: chat_id, text: 'Test')
 ```
 
 There is no magic, they just pass params as is and set `path_suffix`.
-See [`Client`](https://github.com/telegram-bot-rb/telegram-bot/blob/master/lib/telegram/bot/client.rb)
-class for list of available methods. Please open PR or issue if it misses methods from
-new API versions.
+See [list of available methods](https://github.com/telegram-bot-rb/telegram-bot/blob/master/lib/telegram/bot/client/api_methods.txt)
+fetched from [API docs](https://core.telegram.org/bots/api).
+Please open PR or issue if it misses methods from new API versions.
 
 Any API request error will raise `Telegram::Bot::Error` with description in its message.
 Special `Telegram::Bot::Forbidden` is raised when bot can't post messages to the chat anymore.
@@ -167,19 +198,18 @@ Bot controllers like usual rails controllers provides features like callbacks,
 
 ```ruby
 class Telegram::WebhookController < Telegram::Bot::UpdatesController
-  # use callbacks like in any other controllers
+  # use callbacks like in any other controller
   around_action :with_locale
 
-  # Every update can have one of: message, inline_query, chosen_inline_result,
+  # Every update has one of: message, inline_query, chosen_inline_result,
   # callback_query, etc.
-  # Define method with same name to respond to this updates.
+  # Define method with the same name to handle this type of update.
   def message(message)
-    # message can be also accessed via instance method
-    message == self.payload # true
     # store_message(message['text'])
   end
 
-  # This basic methods receives commonly used params:
+  # For the following types of updates commonly used params are passed as arguments,
+  # full payload object is available with `payload` instance method.
   #
   #   message(payload)
   #   inline_query(query, offset)
@@ -190,14 +220,19 @@ class Telegram::WebhookController < Telegram::Bot::UpdatesController
   # Command arguments will be parsed and passed to the method.
   # Be sure to use splat args and default values to not get errors when
   # someone passed more or less arguments in the message.
-  def start!(data = nil, *)
-    # do_smth_with(data)
+  def start!(word = nil, *other_words)
+    # do_smth_with(word)
+
+    # full message object is also available via `payload` instance method:
+    # process_raw_message(payload['text'])
 
     # There are `chat` & `from` shortcut methods.
-    # For callback queries `chat` if taken from `message` when it's available.
+    # For callback queries `chat` is taken from `message` when it's available.
     response = from ? "Hello #{from['username']}!" : 'Hi there!'
+
     # There is `respond_with` helper to set `chat_id` from received message:
     respond_with :message, text: response
+
     # `reply_with` also sets `reply_to_message_id`:
     reply_with :photo, photo: File.open('party.jpg')
   end
@@ -220,10 +255,10 @@ end
 
 #### Reply helpers
 
-There are helpers to respond for basic actions. They just set chat/message/query
-identifiers from update. See
+There are helpers for basic responses. They just set chat/message/query
+identifiers from the update. See
 [`ReplyHelpers`](https://github.com/telegram-bot-rb/telegram-bot/blob/master/lib/telegram/bot/updates_controller/reply_helpers.rb)
-module for more information. Here are this methods signatures:
+module for more information. Here are these methods signatures:
 
 ```ruby
 def respond_with(type, params); end
@@ -366,7 +401,7 @@ end
 ### Routes in Rails app
 
 There is `telegram_webhook` helper for rails app to define routes for webhooks.
-It defines routes at `telegram/#{bot.token}` and connects bots with controller.
+It defines routes at `telegram/#{hash_of(bot.token)}` and connects bots with controller.
 
 ```ruby
 # Most off apps would require
@@ -386,7 +421,7 @@ telegram_webhook TelegramAuctionController, :auction
 telegram_webhook TelegramController, as: :custom_telegram_webhook
 ```
 
-#### Processesing updates
+#### Processing updates
 
 To process update with controller call `.dispatch(bot, update)` on it.
 There are several options to run it automatically:

bin/fetch-telegram-methods

@@ -25,7 +25,7 @@ method_list = headers.
   map { |g| g.reject { |x| x.match?(NOT_METHOD_REGEXP) } }.
   reject(&:empty?)
 
-api_version = doc.text.match(/^(Bot API ([\d\.]+))\.?$/)
+api_version = doc.text.match(/^(?:Introducing )?(Bot API ([\d\.]+))\.?$/)
 
 result = ['# Generated with bin/fetch-telegram-methods']
 result << "# #{api_version[1]}" if api_version

gemfiles/rails_42.gemfile

@@ -7,15 +7,15 @@ gem "railties", "~> 4.2.0"
 
 group :development do
   gem "appraisal", "~> 2.2"
-  gem "pry", "~> 0.10.1"
-  gem "pry-byebug", "~> 3.2.0"
-  gem "sdoc", "~> 0.4.1"
+  gem "pry", "~> 0.13.1"
+  gem "pry-byebug", "~> 3.9.0"
+  gem "sdoc", "~> 2.0.3"
   gem "telegram-bot-types", "~> 0.6.2"
-  gem "rspec", "~> 3.5.0"
-  gem "rspec-its", "~> 1.1.0"
-  gem "rspec-rails", "~> 3.5.0"
+  gem "rspec", "~> 3.10.0"
+  gem "rspec-its", "~> 1.3.0"
+  gem "rspec-rails", "~> 4.0.2"
   gem "rubocop", "~> 0.52.1"
-  gem "coveralls", "~> 0.8.2", require: false
+  gem "coveralls", "~> 0.8.23", require: false
 end
 
 gemspec path: "../"

gemfiles/rails_50.gemfile

@@ -7,15 +7,15 @@ gem "railties", "~> 5.0.0"
 
 group :development do
   gem "appraisal", "~> 2.2"
-  gem "pry", "~> 0.10.1"
-  gem "pry-byebug", "~> 3.2.0"
-  gem "sdoc", "~> 0.4.1"
+  gem "pry", "~> 0.13.1"
+  gem "pry-byebug", "~> 3.9.0"
+  gem "sdoc", "~> 2.0.3"
   gem "telegram-bot-types", "~> 0.6.2"
-  gem "rspec", "~> 3.5.0"
-  gem "rspec-its", "~> 1.1.0"
-  gem "rspec-rails", "~> 3.5.0"
+  gem "rspec", "~> 3.10.0"
+  gem "rspec-its", "~> 1.3.0"
+  gem "rspec-rails", "~> 4.0.2"
   gem "rubocop", "~> 0.52.1"
-  gem "coveralls", "~> 0.8.2", require: false
+  gem "coveralls", "~> 0.8.23", require: false
 end
 
 gemspec path: "../"

gemfiles/rails_51.gemfile

@@ -7,15 +7,15 @@ gem "railties", "~> 5.1.0"
 
 group :development do
   gem "appraisal", "~> 2.2"
-  gem "pry", "~> 0.10.1"
-  gem "pry-byebug", "~> 3.2.0"
-  gem "sdoc", "~> 0.4.1"
+  gem "pry", "~> 0.13.1"
+  gem "pry-byebug", "~> 3.9.0"
+  gem "sdoc", "~> 2.0.3"
   gem "telegram-bot-types", "~> 0.6.2"
-  gem "rspec", "~> 3.5.0"
-  gem "rspec-its", "~> 1.1.0"
-  gem "rspec-rails", "~> 3.5.0"
+  gem "rspec", "~> 3.10.0"
+  gem "rspec-its", "~> 1.3.0"
+  gem "rspec-rails", "~> 4.0.2"
   gem "rubocop", "~> 0.52.1"
-  gem "coveralls", "~> 0.8.2", require: false
+  gem "coveralls", "~> 0.8.23", require: false
 end
 
 gemspec path: "../"

gemfiles/rails_52.gemfile

@@ -7,15 +7,15 @@ gem "railties", "~> 5.2.0"
 
 group :development do
   gem "appraisal", "~> 2.2"
-  gem "pry", "~> 0.10.1"
-  gem "pry-byebug", "~> 3.2.0"
-  gem "sdoc", "~> 0.4.1"
+  gem "pry", "~> 0.13.1"
+  gem "pry-byebug", "~> 3.9.0"
+  gem "sdoc", "~> 2.0.3"
   gem "telegram-bot-types", "~> 0.6.2"
-  gem "rspec", "~> 3.5.0"
-  gem "rspec-its", "~> 1.1.0"
-  gem "rspec-rails", "~> 3.5.0"
+  gem "rspec", "~> 3.10.0"
+  gem "rspec-its", "~> 1.3.0"
+  gem "rspec-rails", "~> 4.0.2"
   gem "rubocop", "~> 0.52.1"
-  gem "coveralls", "~> 0.8.2", require: false
+  gem "coveralls", "~> 0.8.23", require: false
 end
 
 gemspec path: "../"

gemfiles/rails_60.gemfile

@@ -7,15 +7,15 @@ gem "railties", "~> 6.0.0"
 
 group :development do
   gem "appraisal", "~> 2.2"
-  gem "pry", "~> 0.10.1"
-  gem "pry-byebug", "~> 3.2.0"
-  gem "sdoc", "~> 0.4.1"
+  gem "pry", "~> 0.13.1"
+  gem "pry-byebug", "~> 3.9.0"
+  gem "sdoc", "~> 2.0.3"
   gem "telegram-bot-types", "~> 0.6.2"
-  gem "rspec", "~> 3.5.0"
-  gem "rspec-its", "~> 1.1.0"
-  gem "rspec-rails", "~> 3.5.0"
+  gem "rspec", "~> 3.10.0"
+  gem "rspec-its", "~> 1.3.0"
+  gem "rspec-rails", "~> 4.0.2"
   gem "rubocop", "~> 0.52.1"
-  gem "coveralls", "~> 0.8.2", require: false
+  gem "coveralls", "~> 0.8.23", require: false
 end
 
 gemspec path: "../"

gemfiles/rails_61.gemfile

@@ -2,22 +2,20 @@
 
 source "https://rubygems.org"
 
-git "https://github.com/rails/rails.git" do
-  gem "actionpack", "~> 6.1.0.alpha"
-  gem "railties", "~> 6.1.0.alpha"
-end
+gem "actionpack", "~> 6.1.0"
+gem "railties", "~> 6.1.0"
 
 group :development do
   gem "appraisal", "~> 2.2"
-  gem "pry", "~> 0.10.1"
-  gem "pry-byebug", "~> 3.2.0"
-  gem "sdoc", "~> 0.4.1"
+  gem "pry", "~> 0.13.1"
+  gem "pry-byebug", "~> 3.9.0"
+  gem "sdoc", "~> 2.0.3"
   gem "telegram-bot-types", "~> 0.6.2"
-  gem "rspec", "~> 3.5.0"
-  gem "rspec-its", "~> 1.1.0"
-  gem "rspec-rails", "~> 3.5.0"
+  gem "rspec", "~> 3.10.0"
+  gem "rspec-its", "~> 1.3.0"
+  gem "rspec-rails", "~> 4.0.2"
   gem "rubocop", "~> 0.52.1"
-  gem "coveralls", "~> 0.8.2", require: false
+  gem "coveralls", "~> 0.8.23", require: false
 end
 
 gemspec path: "../"

lib/tasks/telegram-bot.rake

@@ -14,15 +14,22 @@ namespace :telegram do
 
     desc 'Set webhook urls for all bots'
     task set_webhook: :environment do
-      routes = Rails.application.routes.url_helpers
-      cert_file = ENV['CERT']
-      cert = File.open(cert_file) if cert_file
-      Telegram.bots.each do |key, bot|
-        route_name = Telegram::Bot::RoutesHelper.route_name_for_bot(bot)
-        url = routes.send("#{route_name}_url")
-        puts "Setting webhook for #{key}..."
-        bot.async(false) { bot.set_webhook(url: url, certificate: cert) }
-      end
+      Telegram::Bot::Tasks.set_webhook
+    end
+
+    desc 'Delete webhooks for all or specific BOT'
+    task :delete_webhook do
+      Telegram::Bot::Tasks.delete_webhook
+    end
+
+    desc 'Perform logOut command for all or specific BOT'
+    task :log_out do
+      Telegram::Bot::Tasks.log_out
+    end
+
+    desc 'Perform `close` command for all or specific BOT'
+    task :close do
+      Telegram::Bot::Tasks.close
     end
   end
 end

lib/telegram/bot.rb

@@ -14,10 +14,10 @@ module Telegram
 
     module_function
 
-    def deprecation_0_15
+    def deprecation_0_16
       @deprecation ||= begin
         require 'active_support/deprecation'
-        ActiveSupport::Deprecation.new('0.15', 'Telegram::Bot')
+        ActiveSupport::Deprecation.new('0.16', 'Telegram::Bot')
       end
     end
 
@@ -25,9 +25,9 @@ module Telegram
     autoload :Client,             'telegram/bot/client'
     autoload :ClientStub,         'telegram/bot/client_stub'
     autoload :DebugClient,        'telegram/bot/debug_client'
-    autoload :Initializers,       'telegram/bot/initializers'
     autoload :Middleware,         'telegram/bot/middleware'
     autoload :RSpec,              'telegram/bot/rspec'
+    autoload :Tasks,              'telegram/bot/tasks'
     autoload :UpdatesController,  'telegram/bot/updates_controller'
     autoload :UpdatesPoller,      'telegram/bot/updates_poller'
   end

lib/telegram/bot/client.rb

@@ -1,13 +1,14 @@
+require 'active_support/core_ext/hash/keys'
 require 'json'
 require 'httpclient'
 
 module Telegram
   module Bot
     class Client
-      URL_TEMPLATE = 'https://api.telegram.org/bot%<token>s/'.freeze
+      SERVER = 'https://api.telegram.org'.freeze
+      URL_TEMPLATE = '%<server>s/bot%<token>s/'.freeze
 
       autoload :TypedResponse, 'telegram/bot/client/typed_response'
-      extend Initializers
       prepend Async
       include DebugClient
 
@@ -15,6 +16,16 @@ module Telegram
       include ApiHelper
 
       class << self
+        # Accepts different options to initialize bot.
+        def wrap(input, **options)
+          case input
+          when Symbol then by_id(input) or raise "#{name} #{input.inspect} not configured"
+          when self   then input
+          when Hash   then new(**input.symbolize_keys, **options)
+          else        new(input, **options)
+          end
+        end
+
         def by_id(id)
           Telegram.bots[id]
         end
@@ -51,11 +62,11 @@ module Telegram
 
       attr_reader :client, :token, :username, :base_uri
 
-      def initialize(token = nil, username = nil, **options)
+      def initialize(token = nil, username = nil, server: SERVER, **options)
         @client = HTTPClient.new
         @token = token || options[:token]
         @username = username || options[:username]
-        @base_uri = format(URL_TEMPLATE, token: self.token)
+        @base_uri = format(URL_TEMPLATE, server: server, token: self.token)
       end
 
       def request(action, body = {})

lib/telegram/bot/client/api_methods.txt

@@ -1,5 +1,5 @@
 # Generated with bin/fetch-telegram-methods
-# Bot API 4.7
+# Bot API 5.3
 
 getUpdates
 setWebhook
@@ -7,8 +7,11 @@ deleteWebhook
 getWebhookInfo
 
 getMe
+logOut
+close
 sendMessage
 forwardMessage
+copyMessage
 sendPhoto
 sendAudio
 sendDocument
@@ -27,28 +30,33 @@ sendDice
 sendChatAction
 getUserProfilePhotos
 getFile
-kickChatMember
+banChatMember
 unbanChatMember
 restrictChatMember
 promoteChatMember
 setChatAdministratorCustomTitle
 setChatPermissions
 exportChatInviteLink
+createChatInviteLink
+editChatInviteLink
+revokeChatInviteLink
 setChatPhoto
 deleteChatPhoto
 setChatTitle
 setChatDescription
 pinChatMessage
 unpinChatMessage
+unpinAllChatMessages
 leaveChat
 getChat
 getChatAdministrators
-getChatMembersCount
+getChatMemberCount
 getChatMember
 setChatStickerSet
 deleteChatStickerSet
 answerCallbackQuery
 setMyCommands
+deleteMyCommands
 getMyCommands
 
 editMessageText

lib/telegram/bot/client_stub.rb

@@ -5,11 +5,11 @@ module Telegram
       attr_reader :requests
 
       module StubbedConstructor
-        def new(*args)
+        def new(*args, **kwargs)
           if self == ClientStub || !ClientStub.stub_all?
             super
           else
-            ClientStub.new(*args)
+            ClientStub.new(*args, **kwargs)
           end
         end
       end

lib/telegram/bot/initializers.rb

@@ -1,21 +0,0 @@
-require 'active_support/core_ext/hash/keys'
-
-module Telegram
-  module Bot
-    module Initializers
-      # Accepts different options to initialize bot.
-      def wrap(input, **options)
-        case input
-        when Symbol then by_id(input) or raise "#{name} #{input.inspect} not configured"
-        when self   then input
-        when Hash   then new(**input.symbolize_keys, **options)
-        else        new(input, **options)
-        end
-      end
-
-      def by_id(_id)
-        raise 'Not implemented'
-      end
-    end
-  end
-end

lib/telegram/bot/routes_helper.rb

@@ -1,3 +1,6 @@
+require 'base64'
+require 'openssl'
+
 require 'telegram/bot'
 require 'active_support/core_ext/array/wrap'
 
@@ -17,10 +20,8 @@ module Telegram
           end || 'telegram_webhook'
         end
 
-        # Replaces colon with underscore so rails don't treat it as
-        # route parameter.
-        def escape_token(token)
-          token && token.tr(':', '_')
+        def token_hash(token)
+          Base64.urlsafe_encode64(OpenSSL::Digest::SHA1.digest(token), padding: false)
         end
       end
 
@@ -34,14 +35,17 @@ module Telegram
       #
       #   # pass additional options
       #   telegram_webhook TelegramController, :default, as: :custom_route_name
-      def telegram_webhook(controller, bot = :default, **options)
+      #
+      #   # Default path is generated using hashed bot token. Override it using:
+      #   telegram_webhook TelegramController, :default, path: 'top/secret'
+      def telegram_webhook(controller, bot = :default, path: nil, **options)
         bot = Client.wrap(bot)
         params = {
           to: Middleware.new(bot, controller),
           as: RoutesHelper.route_name_for_bot(bot),
           format: false,
         }.merge!(options)
-        post("telegram/#{RoutesHelper.escape_token bot.token}", params)
+        post(path || "telegram/#{bot.token && RoutesHelper.token_hash(bot.token)}", params)
         UpdatesPoller.add(bot, controller) if Telegram.bot_poller_mode?
       end
     end

lib/telegram/bot/rspec/integration.rb

@@ -1,10 +0,0 @@
-require 'telegram/bot'
-Telegram::Bot.deprecation_0_15.warn(
-  "`require 'telegram/bot/rspec/integration'` is deprecated in favor of " \
-  "`require 'telegram/bot/rspec/integration/rails'`"
-)
-require 'telegram/bot/rspec/integration/rails'
-
-Telegram::Bot::RSpec.with_include_context do |config|
-  config.include_context 'telegram/bot/integration/rails', telegram_bot: true
-end

lib/telegram/bot/tasks.rb

@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+module Telegram
+  module Bot
+    module Tasks
+      extend self
+
+      def set_webhook
+        routes = Rails.application.routes.url_helpers
+        cert_file = ENV['CERT']
+        cert = File.open(cert_file) if cert_file
+        each_bot do |key, bot|
+          route_name = RoutesHelper.route_name_for_bot(bot)
+          url = routes.send("#{route_name}_url")
+          say("Setting webhook for #{key}...")
+          bot.set_webhook(
+            url: url,
+            certificate: cert,
+            ip_address: ENV['IP_ADDRESS'],
+            drop_pending_updates: drop_pending_updates,
+          )
+        end
+      end
+
+      def delete_webhook
+        each_bot do |key, bot|
+          say("Deleting webhook for #{key}...")
+          bot.delete_webhook(drop_pending_updates: drop_pending_updates)
+        end
+      end
+
+      def log_out
+        each_bot do |key, bot|
+          say("Logging out #{key}...")
+          bot.log_out
+        end
+      end
+
+      def close
+        each_bot do |key, bot|
+          say("Closing #{key}...")
+          bot.close
+        end
+      end
+
+      private
+
+      def say(text)
+        puts(text) unless Rails.env.test? # rubocop:disable Rails/Output
+      end
+
+      def each_bot(&block)
+        id = ENV['BOT'].try!(:to_sym)
+        bots = id ? {id => Client.by_id(id)} : Telegram.bots
+        bots.each { |key, bot| bot.async(false) { block[key, bot] } }
+      end
+
+      def drop_pending_updates
+        ENV['DROP_PENDING_UPDATES'].try!(:downcase) == 'true'
+      end
+    end
+  end
+end

lib/telegram/bot/updates_controller.rb

@@ -99,6 +99,8 @@ module Telegram
         pre_checkout_query
         poll
         poll_answer
+        my_chat_member
+        chat_member
       ].freeze
 
       class << self

lib/telegram/bot/updates_controller/instrumentation.rb

@@ -49,7 +49,7 @@ module Telegram
         private
 
         # A hook invoked every time a before callback is halted.
-        def halted_callback_hook(filter)
+        def halted_callback_hook(filter, *)
           Instrumentation.instrument(:halted_callback, filter: filter)
         end
 

lib/telegram/bot/updates_controller/translation.rb

@@ -12,15 +12,15 @@ module Telegram
 
         module ClassMethods
           # Class-level helper for lazy translations.
-          def translate(key, options = {})
+          def translate(key, **options)
             key = "#{controller_path.tr('/', '.')}#{key}" if key.to_s.start_with?('.')
-            I18n.translate(key, options)
+            I18n.translate(key, **options)
           end
           alias :t :translate
         end
 
         # See toplevel description.
-        def translate(key, options = {})
+        def translate(key, **options)
           if key.to_s.start_with?('.')
             path = controller_path.tr('/', '.')
             defaults = [:"#{path}#{key}"]
@@ -28,7 +28,7 @@ module Telegram
             options[:default] = defaults.flatten
             key = "#{path}.#{action_name_i18n_key}#{key}"
           end
-          I18n.translate(key, options)
+          I18n.translate(key, **options)
         end
         alias :t :translate
 

lib/telegram/bot/updates_poller.rb

@@ -50,7 +50,7 @@ module Telegram
         ensure
           @running = false
         end
-        log { 'Stoped polling bot updates.' }
+        log { 'Stopped polling bot updates.' }
       end
 
       def run

lib/telegram/bot/version.rb

@@ -1,6 +1,6 @@
 module Telegram
   module Bot
-    VERSION = '0.14.4'.freeze
+    VERSION = '0.15.4'.freeze
 
     def self.gem_version
       Gem::Version.new VERSION

spec/integration/tasks_spec.rb

@@ -0,0 +1,74 @@
+# frozen_string_literal: true
+
+require 'integration_helper'
+
+RSpec.describe Telegram::Bot::Tasks, type: :request do
+  include Telegram::Bot::RSpec::ClientMatchers
+
+  def stub_env(new_values)
+    new_values.stringify_keys!
+    old_values = ENV.to_h.slice(new_values.keys)
+    new_values.each { |k, v| ENV[k] = v.to_s }
+    yield
+  ensure
+    new_values.each_key { |k| ENV[k] = old_values[k] }
+  end
+
+  shared_examples 'uses BOT envar' do |bot_matcher|
+    it 'runs for all bots by default' do
+      matcher = Telegram.bots.values.map { |x| instance_exec(x, &bot_matcher) }.reduce(&:and)
+      expect(subject).to matcher
+    end
+
+    context 'when BOT specified' do
+      around { |ex| stub_env(BOT: :other) { ex.run } }
+
+      it 'runs for this bot only' do
+        expect(subject).to instance_exec(Telegram.bots[:other], &bot_matcher)
+      end
+    end
+  end
+
+  describe '#log_out' do
+    subject { -> { described_class.log_out } }
+    include_examples 'uses BOT envar', ->(bot) { make_telegram_request(bot, :logOut) }
+  end
+
+  describe '#close' do
+    subject { -> { described_class.close } }
+    include_examples 'uses BOT envar', ->(bot) { make_telegram_request(bot, :close) }
+  end
+
+  describe '#set_webhook' do
+    subject { -> { described_class.set_webhook } }
+    include_examples 'uses BOT envar', ->(bot) { make_telegram_request(bot, :setWebhook) }
+
+    context 'with options in env' do
+      around do |ex|
+        stub_env(IP_ADDRESS: '1.2.3.4', DROP_PENDING_UPDATES: 'TrUe') do
+          ex.run
+        end
+      end
+      include_examples 'uses BOT envar', ->(bot) {
+        make_telegram_request(bot, :setWebhook).with(hash_including(
+          ip_address: '1.2.3.4',
+          drop_pending_updates: true,
+        ))
+      }
+    end
+  end
+
+  describe '#delete_webhook' do
+    subject { -> { described_class.delete_webhook } }
+    include_examples 'uses BOT envar', ->(bot) { make_telegram_request(bot, :deleteWebhook) }
+
+    context 'with options in env' do
+      around { |ex| stub_env(DROP_PENDING_UPDATES: 'TrUe') { ex.run } }
+      include_examples 'uses BOT envar', ->(bot) {
+        make_telegram_request(bot, :deleteWebhook).with(hash_including(
+          drop_pending_updates: true,
+        ))
+      }
+    end
+  end
+end

spec/integration_helper.rb

@@ -14,6 +14,7 @@ class TestApplication < Rails::Application
   config.eager_load = false
   config.log_level = :debug
   config.action_dispatch.show_exceptions = false
+  routes.default_url_options = {host: 'test.rpsec'}
 
   telegram_config = {
     bot: 'default_token',

spec/support/examples/async.rb

@@ -1,4 +1,4 @@
-RSpec.shared_examples 'async' do |request_args: -> {}|
+RSpec.shared_examples 'async' do |request_args:|
   let(:instance) { described_class.new(token: token, id: id, async: async) }
   let(:id) { :default_bot }
   let(:async) { true }
@@ -103,7 +103,7 @@ RSpec.shared_examples 'async' do |request_args: -> {}|
   end
 
   describe '#request' do
-    subject { ->(*args) { instance.request(*(args.empty? ? self.args : args)) } }
+    subject { ->(*args) { instance.request(*args) } }
     let(:args, &request_args)
     let(:result) { double(:result) }
 
@@ -112,7 +112,7 @@ RSpec.shared_examples 'async' do |request_args: -> {}|
         expect(instance).to_not receive(:http_request)
         expect(described_class).to receive(:prepare_async_args).with(*args) { args }
         expect(instance.async).to receive(:perform_later).with(id.to_s, *args) { result }
-        expect(subject.call).to eq result
+        expect(subject.call(*args)).to eq result
       end
     end
 
@@ -131,12 +131,11 @@ RSpec.shared_examples 'async' do |request_args: -> {}|
     context 'when async is disabled' do
       let(:async) { false }
       let(:result) { double(status: 200, body: '{"test":"ok"}') }
-      let(:args, &request_args)
 
       it 'performs request immediately' do
         expect(instance).to receive(:request).with(*args).and_call_original
         expect(instance).to receive(:http_request) { result }
-        expect(subject[]).to eq 'test' => 'ok'
+        expect(subject.call(*args)).to eq 'test' => 'ok'
       end
     end
   end

spec/support/examples/initializers.rb

@@ -1,65 +0,0 @@
-RSpec.shared_examples 'initializers' do |config_method = :bots|
-  describe '.wrap' do
-    subject { described_class.wrap(input, **options) }
-    let(:options) { {} }
-    let(:result) { double(:result) }
-    let(:username) { 'username' }
-
-    context 'when input is a string' do
-      let(:input) { token }
-
-      it 'treats string as token' do
-        expect(described_class).to receive(:new).with(token, {}) { result }
-        should eq result
-      end
-
-      context 'and additional options are given' do
-        let(:options) { {id: :test} }
-
-        it 'passes them to initializer' do
-          expect(described_class).to receive(:new).with(input, **options) { result }
-          should eq result
-        end
-      end
-    end
-
-    context 'when input is a hash' do
-      let(:input) { {token: token, 'username' => username, other: :options} }
-
-      it 'passes it with symbolized keys' do
-        expect(described_class).to receive(:new).with(**input.symbolize_keys) { result }
-        should eq result
-      end
-
-      context 'and additional options are given' do
-        let(:options) { {id: :test} }
-
-        it 'passes them to initializer' do
-          expect(described_class).to receive(:new).
-            with(**input.symbolize_keys, **options) { result }
-          should eq result
-        end
-      end
-    end
-
-    context 'when input is an instance of described_class' do
-      let!(:input) { instance }
-
-      it 'returns input' do
-        expect(described_class).to_not receive(:new)
-        should eq input
-      end
-    end
-
-    context 'when input is a Symbol' do
-      let(:input) { :client_1 }
-      before { allow(Telegram).to receive(config_method) { {client_1: instance} } }
-      it { should eq Telegram.send(config_method)[:client_1] }
-
-      context 'and there is no such bot' do
-        let(:input) { :invalid }
-        it { expect { subject }.to raise_error(/not configured/) }
-      end
-    end
-  end
-end

spec/telegram/bot/client_spec.rb

@@ -2,9 +2,75 @@ RSpec.describe Telegram::Bot::Client do
   let(:instance) { described_class.new 'token' }
   let(:token) { 'token' }
 
-  include_examples 'initializers'
   it_behaves_like 'async', request_args: -> { [double(:action), {body: :content}] }
 
+  describe '.wrap' do
+    subject { described_class.wrap(input, **options) }
+    let(:options) { {} }
+    let(:result) { double(:result) }
+    let(:username) { 'username' }
+
+    context 'when input is a string' do
+      let(:input) { token }
+
+      it 'treats string as token' do
+        expect(described_class).to receive(:new) do |*args, **kwargs|
+          expect([*args, kwargs]).to eq([token, {}]) # not using .with to support ruby 2.x and 3.x
+          result
+        end
+        should eq result
+      end
+
+      context 'and additional options are given' do
+        let(:options) { {id: :test} }
+
+        it 'passes them to initializer' do
+          expect(described_class).to receive(:new).with(input, **options) { result }
+          should eq result
+        end
+      end
+    end
+
+    context 'when input is a hash' do
+      let(:input) { {token: token, 'username' => username, other: :options} }
+
+      it 'passes it with symbolized keys' do
+        expect(described_class).to receive(:new).with(**input.symbolize_keys) { result }
+        should eq result
+      end
+
+      context 'and additional options are given' do
+        let(:options) { {id: :test} }
+
+        it 'passes them to initializer' do
+          expect(described_class).to receive(:new).
+            with(**input.symbolize_keys, **options) { result }
+          should eq result
+        end
+      end
+    end
+
+    context 'when input is an instance of described_class' do
+      let!(:input) { instance }
+
+      it 'returns input' do
+        expect(described_class).to_not receive(:new)
+        should eq input
+      end
+    end
+
+    context 'when input is a Symbol' do
+      let(:input) { :client_1 }
+      before { allow(Telegram).to receive(:bots) { {client_1: instance} } }
+      it { should eq Telegram.bots[:client_1] }
+
+      context 'and there is no such bot' do
+        let(:input) { :invalid }
+        it { expect { subject }.to raise_error(/not configured/) }
+      end
+    end
+  end
+
   describe '.prepare_body' do
     subject { described_class.prepare_body(input) }
 
@@ -31,27 +97,49 @@ RSpec.describe Telegram::Bot::Client do
   end
 
   describe '.new' do
-    subject { described_class.new(*args) }
+    subject { described_class.new(*args, **kwargs) }
+    let(:args) { [] }
+    let(:kwargs) { {} }
+    let(:token) { 'secret' }
+    let(:username) { 'superbot' }
 
     context 'when multiple args are given' do
-      let(:args) { %w[secret superbot] }
-      its(:token) { should eq args[0] }
-      its(:username) { should eq args[1] }
-      its(:base_uri) { should include args[0] }
+      let(:args) { [token, username] }
+      its(:token) { should eq token }
+      its(:username) { should eq username }
+      its(:base_uri) { should eq "#{described_class::SERVER}/bot#{token}/" }
     end
 
     context 'when hash is given' do
-      let(:args) { [token: 'secret', username: 'superbot'] }
-      its(:token) { should eq args[0][:token] }
-      its(:username) { should eq args[0][:username] }
-      its(:base_uri) { should include args[0][:token] }
+      let(:kwargs) { {token: 'secret', username: 'superbot'} }
+      its(:token) { should eq token }
+      its(:username) { should eq username }
+      its(:base_uri) { should eq "#{described_class::SERVER}/bot#{token}/" }
+    end
+
+    context 'with custom server' do
+      let(:server) { 'http://my.server' }
+      let(:args) { [token, username] }
+      let(:kwargs) { {server: server} }
+      its(:base_uri) { should eq "#{server}/bot#{token}/" }
+
+      context 'and hash options' do
+        let(:kwargs) { {token: token, username: username, server: server} }
+        its(:base_uri) { should eq "#{server}/bot#{token}/" }
+      end
     end
   end
 
   describe '#request' do
     subject { -> { instance.request(action, request_body) } }
     let(:action) { :some_action }
-    let(:url) { "#{format(described_class::URL_TEMPLATE, token: token)}#{action}" }
+    let(:url) do
+      base_uri = format(described_class::URL_TEMPLATE,
+        server: described_class::SERVER,
+        token: token,
+      )
+      "#{base_uri}#{action}"
+    end
     let(:request_body) { double(:body) }
     let(:prepared_body) { double(:prepared_body) }
     let(:response) { HTTP::Message.new_response(body).tap { |x| x.status = status } }

spec/telegram/bot/client_stub_spec.rb

@@ -37,11 +37,13 @@ RSpec.describe Telegram::Bot::ClientStub do
   end
 
   describe '#new' do
-    subject { described_class.new(*args) }
+    subject { described_class.new(*args, **kwargs) }
+    let(:args) { [] }
+    let(:kwargs) { {} }
 
     context 'when only username is given' do
-      let(:args) { 'superbot' }
-      its(:username) { should eq args }
+      let(:args) { ['superbot'] }
+      its(:username) { should eq args[0] }
     end
 
     context 'when username and token are given' do
@@ -51,9 +53,9 @@ RSpec.describe Telegram::Bot::ClientStub do
     end
 
     context 'when hash config is given' do
-      let(:args) { [token: 'token', username: 'superbot'] }
-      its(:token) { should eq args[0][:token] }
-      its(:username) { should eq args[0][:username] }
+      let(:kwargs) { {token: 'token', username: 'superbot'} }
+      its(:token) { should eq kwargs[:token] }
+      its(:username) { should eq kwargs[:username] }
     end
   end
 end

spec/telegram/bot/routes_helper_spec.rb

@@ -41,57 +41,61 @@ RSpec.describe Telegram::Bot::RoutesHelper do
   end
 
   describe '#telegram_webhook' do
-    subject { mapper.telegram_webhook(*input) }
+    subject { ->(*args, **kwargs) { mapper.telegram_webhook(*args, **kwargs) } }
     let(:mapper) { double(:mapper).tap { |x| x.extend described_class } }
-    let(:bots) { {default: bot, other: other_bot} }
     let(:controller) { double(:controller, name: :controller) }
-    let(:other_controller) { double(:other_controller, name: :other_controller) }
     before { allow(Telegram).to receive(:bots) { bots } }
 
-    def assert_routes(bot, controller, route_name, options) # rubocop:disable AbcSize
-      expected_path = options.delete(:path) || "telegram/#{bot.token}"
-      expect(mapper).to receive(:post) do |path, params|
-        expect(path).to eq expected_path
-        middleware = params[:to]
+    def assert_route(bot, controller, path: nil, **expected_options) # rubocop:disable AbcSize
+      path ||= "telegram/#{described_class.token_hash(bot.token)}"
+      expect(mapper).to receive(:post) do |actual_path, actual_options|
+        expect(actual_path).to eq(path)
+        middleware = actual_options[:to]
         expect(middleware.controller).to eq(controller)
         expect(middleware.bot.token).to eq(bot.token)
         expect(middleware.bot.username).to eq(bot.username)
-        expect(params[:as]).to eq route_name
-        expect(params).to include(options) if options
+        expect(actual_options).to include(expected_options)
       end
-      subject
+      yield
     end
 
-    context 'when called with controller' do
-      let(:input) { [controller, option: :val] }
-
-      it 'creates routes for default bot and this controller' do
-        assert_routes bot, controller, 'default_telegram_webhook', option: :val
+    it 'creates routes for default bot' do
+      assert_route(bot, controller, as: 'default_telegram_webhook') do
+        subject[controller]
       end
 
-      context 'and bot does not have configured token' do
-        let(:bot) { create_bot(nil) }
-        it 'creates routes for default bot and this controller' do
-          assert_routes bot, controller, 'default_telegram_webhook', option: :val
-        end
+      other_controller = double(:other_controller, name: :other_controller)
+      assert_route(bot, other_controller, as: 'custom_route') do
+        subject[other_controller, as: 'custom_route']
       end
+    end
 
-      context 'and bot has colon in token' do
-        let(:bot) { create_bot('some:token') }
-        it 'replaces colon with underscore' do
-          assert_routes bot, controller, 'default_telegram_webhook',
-            option: :val,
-            path: 'telegram/some_token'
+    it 'passes extra options' do
+      assert_route(bot, controller, as: 'default_telegram_webhook', option: :val, other: 2) do
+        subject[controller, option: :val, other: 2]
+      end
+    end
+
+    it 'uses :path param to override default path' do
+      assert_route(bot, controller, as: 'default_telegram_webhook', path: 'custom/path') do
+        subject[controller, path: 'custom/path']
+      end
+    end
+
+    context 'when bot does not have configured token' do
+      let(:bot) { create_bot(nil) }
+      it 'creates route anyway' do
+        assert_route(bot, controller, as: 'default_telegram_webhook', path: 'telegram/') do
+          subject[controller]
         end
       end
     end
 
     context 'when called with controller and smth castable to bot' do
-      let(:input) { [controller, 'custom_token', option: :val] }
-
       it 'creates routes for every created bot and controller' do
-        assert_routes create_bot('custom_token'), controller, 'telegram_webhook',
-          option: :val
+        assert_route(create_bot('custom_token'), controller, as: 'telegram_webhook') do
+          subject[controller, 'custom_token']
+        end
       end
     end
   end

spec/telegram/bot/updates_controller/translation_spec.rb

@@ -1,5 +1,26 @@
 RSpec.describe Telegram::Bot::UpdatesController::Translation do
+  def self.stub_translations(translations)
+    around do |ex|
+      backend = I18n.backend
+      I18n.backend = I18n::Backend::Simple.new
+      begin
+        I18n.backend.store_translations 'en', telegram: {webhooks: translations}
+        ex.run
+      ensure
+        I18n.backend = backend
+      end
+    end
+  end
+  let(:result) { double(:result) }
+
   describe '#translate' do
+    stub_translations(
+      start: {
+        hello: 'Hello from start!',
+        hi: 'Hi %{name} from start', # rubocop:disable Style/FormatStringToken
+      },
+    )
+
     let(:controller) do
       double(
         controller_path: 'telegram/webhooks',
@@ -10,12 +31,28 @@ RSpec.describe Telegram::Bot::UpdatesController::Translation do
     it 'uses action_name without ! for lazy translations' do
       expect(I18n).to receive(:translate).with('telegram.webhooks.start.hello',
         default: [:'telegram.webhooks.hello'],
-      )
-      controller.t('.hello')
+      ) { result }
+      expect(controller.t('.hello')).to eq(result)
+
+      expect(I18n).to receive(:translate).with('telegram.webhooks.start.hi',
+        default: [:'telegram.webhooks.hi'],
+        name: 'Dude',
+      ) { result }
+      expect(controller.t('.hi', name: 'Dude')).to eq(result)
+    end
+
+    it 'translates' do
+      expect(controller.t('.hello')).to eq('Hello from start!')
+      expect(controller.t('.hi', name: 'Dude')).to eq('Hi Dude from start')
     end
   end
 
   describe described_class::ClassMethods do
+    stub_translations(
+      hello: 'Hello!',
+      hi: 'Hi %{name}', # rubocop:disable Style/FormatStringToken
+    )
+
     describe '#translate' do
       let(:controller_class) do
         double(controller_path: 'telegram/webhooks').
@@ -23,8 +60,20 @@ RSpec.describe Telegram::Bot::UpdatesController::Translation do
       end
 
       it 'uses controller_path for lazy translations' do
-        expect(I18n).to receive(:translate).with('telegram.webhooks.hello', {})
-        controller_class.t('.hello')
+        expect(I18n).to receive(:translate) do |*args, **kwargs|
+          # not using .with to support ruby 2.x and 3.x
+          expect([*args, kwargs]).to eq(['telegram.webhooks.hello', {}])
+          result
+        end
+        expect(controller_class.t('.hello')).to eq(result)
+
+        expect(I18n).to receive(:translate).with('telegram.webhooks.hi', name: 'Dude') { result }
+        expect(controller_class.t('.hi', name: 'Dude')).to eq(result)
+      end
+
+      it 'translates' do
+        expect(controller_class.t('.hello')).to eq('Hello!')
+        expect(controller_class.t('.hi', name: 'Dude')).to eq('Hi Dude')
       end
     end
   end

spec/telegram/bot/updates_controller/typed_update_spec.rb

@@ -9,14 +9,19 @@ RSpec.describe Telegram::Bot::UpdatesController::TypedUpdate do
 
   context 'when `update` is a virtus model' do
     subject { controller }
-    unique_types = Telegram::Bot::UpdatesController::PAYLOAD_TYPES - %w[
+    unique_types = (Telegram::Bot::UpdatesController::PAYLOAD_TYPES - %w[
       edited_message
       channel_post
       edited_channel_post
-    ]
-    unique_types.each do |type|
+      my_chat_member
+      chat_member
+    ]).
+      map { |x| [x, Telegram::Bot::Types.const_get(type.camelize)] }.to_h.
+      merge(
+        'chat_member' => Telegram::Bot::Types::ChatMemberUpdated
+      )
+    unique_types.each do |type, type_class|
       context "with #{type}" do
-        type_class = Telegram::Bot::Types.const_get(type.camelize)
         let(:payload_type) { type }
         let(:payload) do
           {}.tap do |result|

telegram-bot.gemspec

@@ -17,13 +17,10 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.post_install_message = 'Breaking changes in v0.14! ' \
-    'See upgrade guide at https://github.com/telegram-bot-rb/telegram-bot/wiki/Upgrading-to-0.14'
+  spec.required_ruby_version = '>= 2.4'
 
-  spec.required_ruby_version = '~> 2.0'
-
-  spec.add_dependency 'actionpack', '>= 4.0', '< 6.1'
-  spec.add_dependency 'activesupport', '>= 4.0', '< 6.1'
+  spec.add_dependency 'actionpack', '>= 4.0', '< 6.2'
+  spec.add_dependency 'activesupport', '>= 4.0', '< 6.2'
   spec.add_dependency 'httpclient', '~> 2.7'
 
   spec.add_development_dependency 'bundler', '> 1.16'