integracao/Clientes/Provedores/Telegram.php

<?php

    require_once 'Integracao.php';
    include "config.php";

    /*     * *****************************************************************************
     * Classe default para criar novas integrações com as API dos Provedores       *
     * ******************************************************************************
     *  1 - Manter sempre o Padrão de OO                                           *
     *      -> Classe com inicial MAIUSCULO                                        *
     *      -> Metodo com inicial MINUSCULO                                        *
     *      -> Manter o conceito de encapsulamento                                 *
     *      -> Manter os dados em LOGS da Classe Logger.php                        *
     *      -> Documentar o código                                                 *
     *                                                                             *
     *  2 - Metodos da API manter public.                                          *
     *                                                                             *
     *  3 - Deixar como usuario de execucao e acesso pbx:pbx                       *
     * ******************************************************************************
     */

    /**
     * DESCRICAO DO DESENVOLVEDOR
     * 
     * @author Lucas Awade
     * @function developer
     * @company SimplesIP
     * @version 1.0.0
     */
    class Telegram extends Integracao {

        private $token;
        private $chat;
        private $url;
        private $metodo;
        private $query;
        private $curl;
        private $debug;
        private $params = array();

        ########################################################################
        ##                          FUNCOES DA API                            ##
        ########################################################################

        public function sendMessage($text) {
            $this->debug = debug_backtrace();
            if ($this->getArgs(func_get_args())) {
                $this->setMetodo("sendMessage");
                $this->request('GET');
                $this->params['chat_id'] = $this->chat;
                $this->params['parse_mode'] = "HTML";
                $this->params['text'] = $text;
                return $this->setParams();
            } else {
                return false;
            }
        }

        ########################################################################
        ##                      FUNCOES DEFAULT DA CLASSE                     ##
        ########################################################################

        /**
         * Coleta as informacoes iniciais para o inicio da integracao com a API.
         * 
         * @param string $token
         * @param string $chat
         * @param string $url
         */
        public function __construct($id_integracao = null) {
            $data = $this->db()->getConexaoAPI($id_integracao);
            $this->token = $data['token'] ? $data['token'] : CONF_TOKEN_API;
            $this->chat = $data['id_user'] ? $data['id_user'] : CONF_USERID_API;
            $this->url = ($data['url'] != '127.0.0.1' || !$data['url']) ? $data['url'] . "bot" . $this->token . "/" : CONF_URL_API . "bot" . $this->token . "/";
            $this->setLog(CONF_LOGGER_ATIVO);
            $this->log->info("Iniciando integracao", debug_backtrace());
            $this->log->debug("Credenciais de Acesso: " . print_r($data, true), debug_backtrace());
        }

        /**
         * Parametriza o metodo utilizado para a consulta.
         * 
         * @param type $metodo
         */
        private function setMetodo($metodo) {
            $this->metodo = $metodo;
        }

        /**
         * Escreve a query para ser passada para o curl
         * 
         * @param string $query
         */
        private function setQuery($query) {
            return $this->query .= $query;
        }

        /**
         * retorna a string pronta da query do curl e limpa a variavel.
         * 
         * @return string $query
         */
        private function getQuery() {
            $query = $this->query;
            unset($this->query);
            return $query;
        }

        /**
         * Informa o tipo de requisicao que sera feita pela cURL
         * @param bool $request
         */
        private function request($request = null) {
            if (!$this->request || $request) {
                $this->request = (strtoupper($request) == 'POST' ? strtoupper($request) : "GET");
            }
            $this->log->debug("HTTP Request: " . $this->request, debug_backtrace());
            return $this->request;
        }

        /**
         * Recebe array de forma de indice e valor
         * 
         * @example array("qtype" => 'test_api', "query" => '123', "oper" => '=')
         * 
         * @obs sempre chamar a função debug_backtrace() para ser disponível em log
         *
         * @param type $params
         * @debug_track function debug_backtrace()
         */
        private function setParams() {
            $x = 0;
            $this->setQuery("?");
            if ($this->params) {
                foreach ($this->params as $key => $value) {
                    $this->setQuery("{$key}=$value");
                    if (count($this->params) != ++$x) {
                        $this->setQuery("&");
                    }
                }
            }
            unset($this->params);
            $response = $this->exec();
            return $this->response($response);
        }

        /**
         * Recebe as informações e realiza a execucao da API
         * 
         * @void
         */
        private function exec() {
            $this->log->debug("URL: " . $this->url . $this->metodo . $this->query, debug_backtrace());
            $response = file_get_contents($this->url . $this->metodo . ($this->request() == "GET" ? $this->getQuery() : null));
            return json_decode($response, true);
        }

        /**
         * Prepara dos dados para ser transmitidos para o metodo a ser retornado a
         * integracao.
         * 
         * @return array
         */
        private function response($data) {
            $this->log->debug("Reponse API: " . print_r($data, true), $this->debug);
            if ($data) {
                return $data;
            } else {
                return false;
            }
        }

    }