diff options
Diffstat (limited to 'mod/oauth_api/vendors/oauth/library/signature_method/OAuthSignatureMethod_HMAC_SHA1.php')
| -rw-r--r-- | mod/oauth_api/vendors/oauth/library/signature_method/OAuthSignatureMethod_HMAC_SHA1.php | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/mod/oauth_api/vendors/oauth/library/signature_method/OAuthSignatureMethod_HMAC_SHA1.php b/mod/oauth_api/vendors/oauth/library/signature_method/OAuthSignatureMethod_HMAC_SHA1.php deleted file mode 100644 index 4bc949c10..000000000 --- a/mod/oauth_api/vendors/oauth/library/signature_method/OAuthSignatureMethod_HMAC_SHA1.php +++ /dev/null @@ -1,115 +0,0 @@ -<?php - -/** - * OAuth signature implementation using HMAC-SHA1 - * - * @version $Id$ - * @author Marc Worrell <marcw@pobox.com> - * @date Sep 8, 2008 12:21:19 PM - * - * The MIT License - * - * Copyright (c) 2007-2008 Mediamatic Lab - * - * 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. - */ - - -require_once dirname(__FILE__).'/OAuthSignatureMethod.class.php'; - - -class OAuthSignatureMethod_HMAC_SHA1 extends OAuthSignatureMethod -{ - public function name () - { - return 'HMAC-SHA1'; - } - - - /** - * Calculate the signature using HMAC-SHA1 - * This function is copyright Andy Smith, 2007. - * - * @param OAuthRequest request - * @param string base_string - * @param string consumer_secret - * @param string token_secret - * @return string - */ - function signature ( $request, $base_string, $consumer_secret, $token_secret ) - { - $key = $request->urlencode($consumer_secret).'&'.$request->urlencode($token_secret); - if (function_exists('hash_hmac')) - { - $signature = base64_encode(hash_hmac("sha1", $base_string, $key, true)); - } - else - { - $blocksize = 64; - $hashfunc = 'sha1'; - if (strlen($key) > $blocksize) - { - $key = pack('H*', $hashfunc($key)); - } - $key = str_pad($key,$blocksize,chr(0x00)); - $ipad = str_repeat(chr(0x36),$blocksize); - $opad = str_repeat(chr(0x5c),$blocksize); - $hmac = pack( - 'H*',$hashfunc( - ($key^$opad).pack( - 'H*',$hashfunc( - ($key^$ipad).$base_string - ) - ) - ) - ); - $signature = base64_encode($hmac); - } - return $request->urlencode($signature); - } - - - /** - * Check if the request signature corresponds to the one calculated for the request. - * - * @param OAuthRequest request - * @param string base_string data to be signed, usually the base string, can be a request body - * @param string consumer_secret - * @param string token_secret - * @param string signature from the request, still urlencoded - * @return string - */ - public function verify ( $request, $base_string, $consumer_secret, $token_secret, $signature ) - { - $a = $request->urldecode($signature); - $b = $request->urldecode($this->signature($request, $base_string, $consumer_secret, $token_secret)); - - // We have to compare the decoded values - $valA = base64_decode($a); - $valB = base64_decode($b); - - // Crude binary comparison - return rawurlencode($a) == rawurlencode($b); - } -} - - -/* vi:set ts=4 sts=4 sw=4 binary noeol: */ - -?>
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