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-rw-r--r--vendor/OTPHP/TOTP.php106
1 files changed, 0 insertions, 106 deletions
diff --git a/vendor/OTPHP/TOTP.php b/vendor/OTPHP/TOTP.php
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-<?php
-/*
- * Copyright (c) 2011 Le Lag
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
-
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-namespace OTPHP {
- /**
- * TOTP - One time password generator
- *
- * The TOTP class allow for the generation
- * and verification of one-time password using
- * the TOTP specified algorithm.
- *
- * This class is meant to be compatible with
- * Google Authenticator
- *
- * This class was originally ported from the rotp
- * ruby library available at https://github.com/mdp/rotp
- */
- class TOTP extends OTP {
- /**
- * The interval in seconds for a one-time password timeframe
- * Defaults to 30
- * @var integer
- */
- public $interval;
-
- public function __construct($s, $opt = Array()) {
- $this->interval = isset($opt['interval']) ? $opt['interval'] : 30;
- parent::__construct($s, $opt);
- }
-
- /**
- * Get the password for a specific timestamp value
- *
- * @param integer $timestamp the timestamp which is timecoded and
- * used to seed the hmac hash function.
- * @return integer the One Time Password
- */
- public function at($timestamp) {
- return $this->generateOTP($this->timecode($timestamp));
- }
-
- /**
- * Get the password for the current timestamp value
- *
- * @return integer the current One Time Password
- */
- public function now() {
- return $this->generateOTP($this->timecode(time()));
- }
-
- /**
- * Verify if a password is valid for a specific counter value
- *
- * @param integer $otp the one-time password
- * @param integer $timestamp the timestamp for the a given time, defaults to current time.
- * @return bool true if the counter is valid, false otherwise
- */
- public function verify($otp, $timestamp = null) {
- if($timestamp === null)
- $timestamp = time();
- return ($otp == $this->at($timestamp));
- }
-
- /**
- * Returns the uri for a specific secret for totp method.
- * Can be encoded as a image for simple configuration in
- * Google Authenticator.
- *
- * @param string $name the name of the account / profile
- * @return string the uri for the hmac secret
- */
- public function provisioning_uri($name) {
- return "otpauth://totp/".urlencode($name)."?secret={$this->secret}";
- }
-
- /**
- * Transform a timestamp in a counter based on specified internal
- *
- * @param integer $timestamp
- * @return integer the timecode
- */
- protected function timecode($timestamp) {
- return (int)( (((int)$timestamp * 1000) / ($this->interval * 1000)));
- }
- }
-
-}