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<?php if (!defined('BASEPATH')) exit('No direct script access allowed'); /** * Clickatell Class * * @package Clickatell * @subpackage Libraries * @category SMS Gateway * @author Zachie du Bruyn */ class Clickatell { /** * API base URL * @var string */ const API_URL = 'https://platform.clickatell.com'; /** * @var string */ const HTTP_GET = 'GET'; /** * @var string */ const HTTP_POST = 'POST'; /** * The CURL agent identifier * @var string */ const AGENT = 'ClickatellV2/1.0'; /** * Excepted HTTP statuses * @var string */ const ACCEPTED_CODES = '200, 201, 202'; /** * @var string */ private $apiToken = ''; /** * Create a new API connection * * @param string $apiToken The token found on your integration */ public function __construct($array) { $this->apiToken = $array['apiToken']; } /** * Handle CURL response from Clickatell APIs * * @param string $result The API response * @param int $httpCode The HTTP status code * * @throws Exception * @return array */ protected function handle($result, $httpCode) { // Check for non-OK statuses $codes = explode(",", static::ACCEPTED_CODES); if (!in_array($httpCode, $codes)) { // Decode JSON if possible, if this can't be decoded...something fatal went wrong // and we will just return the entire body as an exception. if ($error = json_decode($result, true)) { $error = $error['error']; } else { $error = $result; } throw new Exception($error); } else { return json_decode($result, true); } } /** * Abstract CURL usage. * * @param string $uri The endpoint * @param string $data Array of parameters * * @return Decoder */ protected function curl($uri, $data) { // Force data object to array $data = $data ? (array) $data : $data; $headers = [ 'Content-Type: application/json', 'Accept: application/json', 'Authorization: ' . $this->apiToken ]; // This is the clickatell endpoint. It doesn't really change so // it's safe for us to "hardcode" it here. $endpoint = static::API_URL . "/" . $uri; $curlInfo = curl_version(); $ch = curl_init(); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_URL, $endpoint); curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); curl_setopt($ch, CURLOPT_USERAGENT, static::AGENT . ' curl/' . $curlInfo['version'] . ' PHP/' . phpversion()); // Specify the raw post data if ($data) { curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data)); } $result = curl_exec($ch); $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); return $this->handle($result, $httpCode); } /** * @see https://www.clickatell.com/developers/api-documentation/rest-api-send-message/ * * @param array $message The message parameters * * @return array */ public function sendMessage(array $message) { $response = $this->curl('messages', $message); return $response; } /** * @see https://www.clickatell.com/developers/api-documentation/rest-api-status-callback/ * * @param callable $callback The function to trigger with desired parameters * @param string $file The stream or file name, default to standard input * * @return void */ public static function parseStatusCallback($callback, $file = STDIN) { $body = file_get_contents($file); $body = json_decode($body, true); $keys = [ 'apiKey', 'messageId', 'requestId', 'clientMessageId', 'to', 'from', 'status', 'statusDescription', 'timestamp' ]; if (!array_diff($keys, array_keys($body))) { $callback($body); } return; } /** * @see https://www.clickatell.com/developers/api-documentation/rest-api-reply-callback/ * * @param callable $callback The function to trigger with desired parameters * @param string $file The stream or file name, default to standard input * * @return void */ public static function parseReplyCallback($callback, $file = STDIN) { $body = file_get_contents($file); $body = json_decode($body, true); $keys = [ 'integrationId', 'messageId', 'replyMessageId', 'apiKey', 'fromNumber', 'toNumber', 'timestamp', 'text', 'charset', 'udh', 'network', 'keyword' ]; if (!array_diff($keys, array_keys($body))) { $callback($body); } return; } }