discourse-chat-integration/lib/discourse_chat/provider/telegram/telegram_provider.rb

112 lines
3.6 KiB
Ruby

# frozen_string_literal: true
module DiscourseChat
module Provider
module TelegramProvider
PROVIDER_NAME = "telegram".freeze
PROVIDER_ENABLED_SETTING = :chat_integration_telegram_enabled
CHANNEL_PARAMETERS = [
{ key: "name", regex: '^\S+' },
{ key: "chat_id", regex: '^(-?[0-9]+|@\S+)$', unique: true }
]
def self.setup_webhook
newSecret = SecureRandom.hex
SiteSetting.chat_integration_telegram_secret = newSecret
message = {
url: Discourse.base_url + '/chat-integration/telegram/command/' + newSecret,
}
response = self.do_api_request('setWebhook', message)
if response['ok'] != true
# If setting up webhook failed, disable provider
SiteSetting.chat_integration_telegram_enabled = false
Rails.logger.error("Failed to setup telegram webhook. Message data= " + message.to_json + " response=" + response.to_json)
end
end
def self.sendMessage(message)
self.do_api_request('sendMessage', message)
end
def self.do_api_request(methodName, message)
http = Net::HTTP.new("api.telegram.org", 443)
http.use_ssl = true
access_token = SiteSetting.chat_integration_telegram_access_token
uri = URI("https://api.telegram.org/bot#{access_token}/#{methodName}")
req = Net::HTTP::Post.new(uri, 'Content-Type' => 'application/json')
req.body = message.to_json
response = http.request(req)
responseData = JSON.parse(response.body)
responseData
end
def self.message_text(post)
display_name = "@#{post.user.username}"
full_name = post.user.name || ""
if !(full_name.strip.empty?) && (full_name.strip.gsub(' ', '_').casecmp(post.user.username) != 0) && (full_name.strip.gsub(' ', '').casecmp(post.user.username) != 0)
display_name = "#{full_name} @#{post.user.username}"
end
topic = post.topic
category = ''
if topic.category
category = (topic.category.parent_category) ? "[#{topic.category.parent_category.name}/#{topic.category.name}]" : "[#{topic.category.name}]"
end
tags = ''
if topic.tags.present?
tags = topic.tags.map(&:name).join(', ')
end
I18n.t(
"chat_integration.provider.telegram.message",
user: display_name,
post_url: post.full_url,
title: CGI::escapeHTML(topic.title),
post_excerpt: post.excerpt(SiteSetting.chat_integration_telegram_excerpt_length, text_entities: true, strip_links: true, remap_emoji: true),
)
end
def self.trigger_notification(post, channel)
chat_id = channel.data['chat_id']
message = {
chat_id: chat_id,
text: message_text(post),
parse_mode: "html",
disable_web_page_preview: true,
}
response = sendMessage(message)
if response['ok'] != true
error_key = nil
if response['description'].include? 'chat not found'
error_key = 'chat_integration.provider.telegram.errors.channel_not_found'
elsif response['description'].include? 'Forbidden'
error_key = 'chat_integration.provider.telegram.errors.forbidden'
end
raise ::DiscourseChat::ProviderError.new info: { error_key: error_key, message: message, response_body: response }
end
end
end
end
end
require_relative "telegram_command_controller.rb"
require_relative "telegram_initializer.rb"