106 lines
3.2 KiB
Ruby
106 lines
3.2 KiB
Ruby
# frozen_string_literal: true
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module DiscourseChat::Provider::TelegramProvider
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class TelegramCommandController < DiscourseChat::Provider::HookController
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requires_provider ::DiscourseChat::Provider::TelegramProvider::PROVIDER_NAME
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before_action :telegram_token_valid?, only: :command
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skip_before_action :check_xhr,
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:preload_json,
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:verify_authenticity_token,
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:redirect_to_login_if_required,
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only: :command
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def command
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# If it's a new message (telegram also sends hooks for other reasons that we don't care about)
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if params.key?('message')
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chat_id = params['message']['chat']['id']
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message_text = process_command(params['message'])
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message = {
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chat_id: chat_id,
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text: message_text,
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parse_mode: "html",
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disable_web_page_preview: true,
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}
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DiscourseChat::Provider::TelegramProvider.sendMessage(message)
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elsif params.dig('channel_post', 'text')&.include?('/getchatid')
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chat_id = params['channel_post']['chat']['id']
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message_text = I18n.t(
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"chat_integration.provider.telegram.unknown_chat",
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site_title: CGI::escapeHTML(SiteSetting.title),
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chat_id: chat_id,
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)
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message = {
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chat_id: chat_id,
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text: message_text,
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parse_mode: "html",
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disable_web_page_preview: true,
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}
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DiscourseChat::Provider::TelegramProvider.sendMessage(message)
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end
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# Always give telegram a success message, otherwise we'll stop receiving webhooks
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data = {
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success: true
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}
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render json: data
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end
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def process_command(message)
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chat_id = params['message']['chat']['id']
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provider = DiscourseChat::Provider::TelegramProvider::PROVIDER_NAME
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channel = DiscourseChat::Channel.with_provider(provider).with_data_value('chat_id', chat_id).first
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text_key = "unknown_chat" if channel.nil?
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# If slash commands disabled, send a generic message
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text_key = "known_chat" if !SiteSetting.chat_integration_telegram_enable_slash_commands
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text_key = "help" if message['text'].blank?
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if text_key.present?
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return I18n.t(
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"chat_integration.provider.telegram.#{text_key}",
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site_title: CGI::escapeHTML(SiteSetting.title),
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chat_id: chat_id,
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)
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end
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tokens = message['text'].split(" ")
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tokens[0][0] = '' # Remove the slash from the first token
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tokens[0] = tokens[0].split('@')[0] # Remove the bot name from the command (necessary for group chats)
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::DiscourseChat::Helper.process_command(channel, tokens)
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end
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def telegram_token_valid?
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params.require(:token)
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if SiteSetting.chat_integration_telegram_secret.blank? ||
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SiteSetting.chat_integration_telegram_secret != params[:token]
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raise Discourse::InvalidAccess.new
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end
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end
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end
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class TelegramEngine < ::Rails::Engine
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engine_name DiscourseChat::PLUGIN_NAME + "-telegram"
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isolate_namespace DiscourseChat::Provider::TelegramProvider
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end
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TelegramEngine.routes.draw do
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post "command/:token" => "telegram_command#command"
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end
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end
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