<?php
/**
 * Telnyx CNAM module
 * API Details: https://developers.telnyx.com/docs/cnam-data/
 * Copyright (C) 2018 Corporate IT LLC
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.	If not, see <http://www.gnu.org/licenses/>.
 *
 * 12.21.2018 v0.10 by Joseph Nadiv <ynadiv@corpit.xyz>
 *
 */

class Telnyx extends superfecta_base{
	public $description = "https://telnyx.com/products/caller-id-and-cnam - Provides lookups from the Telnyx carrier grade CNAM lookup service.";
	public $version_requirement = "2.11";
	public $source_param = array(
			'API_Token' => array(
			'description' => "API Token - Can be obtained from https://portal.telnyx.com/#/app/auth/api-tokens.  You must create a Telco Profile in Mission Control that connects this key to CNAM data.",
			'type' => 'text'
		)
	);
	function get_caller_id($thenumber, $run_param=array()) {
		$run_param['API_Token'] = isset($run_param['API_Token'])?$run_param['API_Token']:'';
		$debug = $this->debug;
		if(empty($run_param['API_Token'])) {
				$this->DebugPrint("Telnyx requires a registered account.");
				return '';
		}
		//we need to use our own curl since get_url_contents doesn't support http headers
		$url = sprintf("https://data.telnyx.com/cnam/v1/caller-information?tn=%s",$thenumber);
		$crl = curl_init();
		
		$headers = array(
    'Content-Type: application/json"',
	'Accept: application/json',
    'Authorization: Token ' .$run_param['API_Token'],
    );
		curl_setopt($crl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.1) Gecko/20061204 Firefox/2.0.0.1");
		curl_setopt($crl, CURLOPT_URL, $url);
		curl_setopt($crl, CURLOPT_RETURNTRANSFER, true);
		curl_setopt($crl, CURLOPT_FOLLOWLOCATION, true);
		curl_setopt($crl, CURLOPT_HTTPHEADER,$headers);
		curl_setopt($crl, CURLOPT_HTTPGET, TRUE);
		$json = curl_exec($crl);
		curl_close($crl);
		$json = json_decode($json, true);
		if(isset($json["reason"])){
			$this->DebugPrint("Lookup Error: ");
			$this->DebugPrint($json["reason"]);
		}
		if(isset($json["callerInformation"])) {
			return($json["callerInformation"]);
		} else {
			return('');
		}
	}
}