mirror of
https://github.com/friendica/friendica
synced 2024-12-22 08:00:16 +00:00
base64url calls
implement base64UrlEncode and base64UrlDecode functions
This commit is contained in:
Adam Magness
parent
0efcbe5d15
commit
6fc9c6de3b
13 changed files with 64 additions and 59 deletions
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@ -58,7 +58,7 @@ function salmon_post(App $a, $xml = '') {
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// Stash the signature away for now. We have to find their key or it won't be good for anything.
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$signature = base64url_decode($base->sig);
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$signature = Strings::base64UrlDecode($base->sig);
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// unpack the data
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@ -77,13 +77,13 @@ function salmon_post(App $a, $xml = '') {
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$stnet_signed_data = $data;
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$signed_data = $data . '.' . base64url_encode($type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($alg);
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$signed_data = $data . '.' . Strings::base64UrlEncode($type) . '.' . Strings::base64UrlEncode($encoding) . '.' . Strings::base64UrlEncode($alg);
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$compliant_format = str_replace('=', '', $signed_data);
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// decode the data
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$data = base64url_decode($data);
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$data = Strings::base64UrlDecode($data);
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$author = OStatus::salmonAuthor($data, $importer);
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$author_link = $author["author-link"];
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@ -106,8 +106,8 @@ function salmon_post(App $a, $xml = '') {
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$key_info = explode('.',$key);
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$m = base64url_decode($key_info[1]);
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$e = base64url_decode($key_info[2]);
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$m = Strings::base64UrlDecode($key_info[1]);
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$e = Strings::base64UrlDecode($key_info[2]);
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Logger::log('key details: ' . print_r($key_info,true), Logger::DEBUG);
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@ -11,12 +11,12 @@ First create a global unique userid
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Site userid:
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https://macgirvin.com/1
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$guuid = base64url_encode(hash('whirlpool','https://macgirvin.com/1.' . mt_rand(1000000,9999999),1);
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$guuid = Strings::base64UrlEncode(hash('whirlpool','https://macgirvin.com/1.' . mt_rand(1000000,9999999),1);
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Then create a hashed site destination.
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$gduid = base64url_encode(hash('whirlpool', $guuid . 'https://macgirvin.com',1);
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$gduid = Strings::base64UrlEncode(hash('whirlpool', $guuid . 'https://macgirvin.com',1);
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These two keys will identify you as a person+site pair in the future.
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You will also obtain a password upon introducing yourself to a site.
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@ -21,6 +21,7 @@ use Friendica\Util\DateTimeFormat;
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use Friendica\Util\Network;
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use Friendica\Util\ParseUrl;
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use Friendica\Util\Proxy as ProxyUtils;
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use Friendica\Util\Strings;
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require_once 'include/dba.php';
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@ -373,7 +374,7 @@ class OEmbed
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}
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$width = '100%';
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$src = System::baseUrl() . '/oembed/' . base64url_encode($src);
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$src = System::baseUrl() . '/oembed/' . Strings::base64UrlEncode($src);
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return '<iframe onload="resizeIframe(this);" class="embed_rich" height="' . $height . '" width="' . $width . '" src="' . $src . '" allowfullscreen scrolling="no" frameborder="no">' . L10n::t('Embedded content') . '</iframe>';
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}
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@ -19,6 +19,7 @@ use Friendica\Core\Addon;
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use Friendica\Core\Config;
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use Friendica\Core\PConfig;
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use Friendica\Core\System;
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use Friendica\Util\Strings;
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/**
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* This class contains functions to handle smiles
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@ -241,7 +242,7 @@ class Smilies
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*/
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private static function encode($m)
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{
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return(str_replace($m[1], base64url_encode($m[1]), $m[0]));
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return(str_replace($m[1], Strings::base64UrlEncode($m[1]), $m[0]));
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}
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/**
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@ -251,7 +252,7 @@ class Smilies
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*/
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private static function decode($m)
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{
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return(str_replace($m[1], base64url_decode($m[1]), $m[0]));
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return(str_replace($m[1], Strings::base64UrlDecode($m[1]), $m[0]));
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}
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@ -95,7 +95,7 @@ class Magic extends BaseModule
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if ($j['encrypted_token']) {
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// The token is encrypted. If the local user is really the one the other instance
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// thinks he/she is, the token can be decrypted with the local users public key.
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openssl_private_decrypt(base64url_decode($j['encrypted_token']), $token, $user['prvkey']);
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openssl_private_decrypt(Strings::base64UrlDecode($j['encrypted_token']), $token, $user['prvkey']);
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} else {
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$token = $j['token'];
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}
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@ -4,6 +4,7 @@ namespace Friendica\Module;
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use Friendica\BaseModule;
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use Friendica\Content;
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use Friendica\Util\Strings;
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/**
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* Oembed module
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@ -36,7 +37,7 @@ class Oembed extends BaseModule
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if ($a->argc == 2) {
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echo '<html><body>';
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$url = base64url_decode($a->argv[1]);
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$url = Strings::base64UrlDecode($a->argv[1]);
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$j = Content\OEmbed::fetchURL($url);
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// workaround for media.ccc.de (and any other endpoint that return size 0)
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@ -75,7 +75,7 @@ class Owa extends BaseModule
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// At a later time, we will compare weather the token we're getting
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// is really the same token we have stored in the database.
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openssl_public_encrypt($token, $result, $contact['pubkey']);
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$ret['encrypted_token'] = base64url_encode($result);
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$ret['encrypted_token'] = Strings::base64UrlEncode($result);
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} else {
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Logger::log('OWA fail: ' . $contact['id'] . ' ' . $contact['addr'] . ' ' . $contact['url'], Logger::DEBUG);
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}
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@ -1313,8 +1313,8 @@ class Probe
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$key = explode(".", $pubkey);
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if (sizeof($key) >= 3) {
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$m = base64url_decode($key[1]);
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$e = base64url_decode($key[2]);
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$m = Strings::base64UrlDecode($key[1]);
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$e = Strings::base64UrlDecode($key[2]);
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$data["pubkey"] = Crypto::meToPem($m, $e);
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}
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}
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@ -1002,7 +1002,7 @@ class DFRN
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XML::addElement($doc, $entry, "updated", DateTimeFormat::utc($item["edited"] . "+00:00", DateTimeFormat::ATOM));
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// "dfrn:env" is used to read the content
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XML::addElement($doc, $entry, "dfrn:env", base64url_encode($body, true));
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XML::addElement($doc, $entry, "dfrn:env", Strings::base64UrlEncode($body, true));
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// The "content" field is not read by the receiver. We could remove it when the type is "text"
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// We keep it at the moment, maybe there is some old version that doesn't read "dfrn:env"
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@ -2494,7 +2494,7 @@ class DFRN
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$item["body"] = XML::getFirstNodeValue($xpath, "dfrn:env/text()", $entry);
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$item["body"] = str_replace([' ',"\t","\r","\n"], ['','','',''], $item["body"]);
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// make sure nobody is trying to sneak some html tags by us
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$item["body"] = Strings::removeTags(base64url_decode($item["body"]));
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$item["body"] = Strings::removeTags(Strings::base64UrlDecode($item["body"]));
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$item["body"] = BBCode::limitBodySize($item["body"]);
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@ -298,23 +298,23 @@ class Diaspora
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$handle = "";
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$data = base64url_decode($children->data);
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$data = Strings::base64UrlDecode($children->data);
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$type = $children->data->attributes()->type[0];
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$encoding = $children->encoding;
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$alg = $children->alg;
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$sig = base64url_decode($children->sig);
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$sig = Strings::base64UrlDecode($children->sig);
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$key_id = $children->sig->attributes()->key_id[0];
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if ($key_id != "") {
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$handle = base64url_decode($key_id);
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$handle = Strings::base64UrlDecode($key_id);
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}
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$b64url_data = base64url_encode($data);
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$b64url_data = Strings::base64UrlEncode($data);
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$msg = str_replace(["\n", "\r", " ", "\t"], ["", "", "", ""], $b64url_data);
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$signable_data = $msg.".".base64url_encode($type).".".base64url_encode($encoding).".".base64url_encode($alg);
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$signable_data = $msg.".".Strings::base64UrlEncode($type).".".Strings::base64UrlEncode($encoding).".".Strings::base64UrlEncode($alg);
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if ($handle == '') {
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Logger::log('No author could be decoded. Discarding. Message: ' . $envelope);
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@ -426,10 +426,10 @@ class Diaspora
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$type = $base->data[0]->attributes()->type[0];
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$encoding = $base->encoding;
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$alg = $base->alg;
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$signed_data = $data.'.'.base64url_encode($type).'.'.base64url_encode($encoding).'.'.base64url_encode($alg);
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$signed_data = $data.'.'.Strings::base64UrlEncode($type).'.'.Strings::base64UrlEncode($encoding).'.'.Strings::base64UrlEncode($alg);
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// This is the signature
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$signature = base64url_decode($base->sig);
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$signature = Strings::base64UrlDecode($base->sig);
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// Get the senders' public key
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$key_id = $base->sig[0]->attributes()->key_id[0];
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@ -463,7 +463,7 @@ class Diaspora
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}
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}
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return ['message' => (string)base64url_decode($base->data),
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return ['message' => (string)Strings::base64UrlDecode($base->data),
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'author' => XML::unescape($author_addr),
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'key' => (string)$key];
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}
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@ -547,7 +547,7 @@ class Diaspora
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// Stash the signature away for now. We have to find their key or it won't be good for anything.
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$signature = base64url_decode($base->sig);
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$signature = Strings::base64UrlDecode($base->sig);
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// unpack the data
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@ -563,11 +563,11 @@ class Diaspora
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$alg = $base->alg;
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$signed_data = $data.'.'.base64url_encode($type).'.'.base64url_encode($encoding).'.'.base64url_encode($alg);
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$signed_data = $data.'.'.Strings::base64UrlEncode($type).'.'.Strings::base64UrlEncode($encoding).'.'.Strings::base64UrlEncode($alg);
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// decode the data
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$data = base64url_decode($data);
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$data = Strings::base64UrlDecode($data);
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if ($public) {
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@ -2962,14 +2962,14 @@ class Diaspora
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*/
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public static function buildMagicEnvelope($msg, array $user)
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{
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$b64url_data = base64url_encode($msg);
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$b64url_data = Strings::base64UrlEncode($msg);
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$data = str_replace(["\n", "\r", " ", "\t"], ["", "", "", ""], $b64url_data);
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$key_id = base64url_encode(self::myHandle($user));
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$key_id = Strings::base64UrlEncode(self::myHandle($user));
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$type = "application/xml";
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$encoding = "base64url";
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$alg = "RSA-SHA256";
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$signable_data = $data.".".base64url_encode($type).".".base64url_encode($encoding).".".base64url_encode($alg);
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$signable_data = $data.".".Strings::base64UrlEncode($type).".".Strings::base64UrlEncode($encoding).".".Strings::base64UrlEncode($alg);
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// Fallback if the private key wasn't transmitted in the expected field
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if ($user['uprvkey'] == "") {
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@ -2977,7 +2977,7 @@ class Diaspora
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}
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$signature = Crypto::rsaSign($signable_data, $user["uprvkey"]);
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$sig = base64url_encode($signature);
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$sig = Strings::base64UrlEncode($signature);
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$xmldata = ["me:env" => ["me:data" => $data,
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"@attributes" => ["type" => $type],
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@ -8,6 +8,7 @@ use Friendica\Core\Logger;
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use Friendica\Network\Probe;
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use Friendica\Util\Crypto;
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use Friendica\Util\Network;
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use Friendica\Util\Strings;
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use Friendica\Util\XML;
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/**
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@ -70,7 +71,7 @@ class Salmon
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return $ret[0];
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} else {
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foreach ($ret as $a) {
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$hash = base64url_encode(hash('sha256', $a));
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$hash = Strings::base64UrlEncode(hash('sha256', $a));
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if ($hash == $keyhash) {
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return $a;
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}
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@ -104,22 +105,22 @@ class Salmon
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// create a magic envelope
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$data = base64url_encode($slap);
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$data = Strings::base64UrlEncode($slap);
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$data_type = 'application/atom+xml';
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$encoding = 'base64url';
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$algorithm = 'RSA-SHA256';
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$keyhash = base64url_encode(hash('sha256', self::salmonKey($owner['spubkey'])), true);
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$keyhash = Strings::base64UrlEncode(hash('sha256', self::salmonKey($owner['spubkey'])), true);
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$precomputed = '.' . base64url_encode($data_type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($algorithm);
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$precomputed = '.' . Strings::base64UrlEncode($data_type) . '.' . Strings::base64UrlEncode($encoding) . '.' . Strings::base64UrlEncode($algorithm);
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// GNU Social format
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$signature = base64url_encode(Crypto::rsaSign($data . $precomputed, $owner['sprvkey']));
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$signature = Strings::base64UrlEncode(Crypto::rsaSign($data . $precomputed, $owner['sprvkey']));
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// Compliant format
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$signature2 = base64url_encode(Crypto::rsaSign(str_replace('=', '', $data . $precomputed), $owner['sprvkey']));
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$signature2 = Strings::base64UrlEncode(Crypto::rsaSign(str_replace('=', '', $data . $precomputed), $owner['sprvkey']));
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// Old Status.net format
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$signature3 = base64url_encode(Crypto::rsaSign($data, $owner['sprvkey']));
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$signature3 = Strings::base64UrlEncode(Crypto::rsaSign($data, $owner['sprvkey']));
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// At first try the non compliant method that works for GNU Social
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$xmldata = ["me:env" => ["me:data" => $data,
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@ -208,6 +209,6 @@ class Salmon
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public static function salmonKey($pubkey)
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{
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Crypto::pemToMe($pubkey, $m, $e);
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return 'RSA' . '.' . base64url_encode($m, true) . '.' . base64url_encode($e, true);
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return 'RSA' . '.' . Strings::base64UrlEncode($m, true) . '.' . Strings::base64UrlEncode($e, true);
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}
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}
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@ -7,6 +7,7 @@ namespace Friendica\Util;
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use Friendica\Core\Addon;
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use Friendica\Core\Config;
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use Friendica\Core\Logger;
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use Friendica\Util\Strings;
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use ASN_BASE;
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use ASNValue;
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@ -159,8 +160,8 @@ class Crypto
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$r = ASN_BASE::parseASNString($x);
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$m = base64url_decode($r[0]->asnData[0]->asnData);
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$e = base64url_decode($r[0]->asnData[1]->asnData);
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$m = Strings::base64UrlDecode($r[0]->asnData[0]->asnData);
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$e = Strings::base64UrlDecode($r[0]->asnData[1]->asnData);
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}
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/**
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@ -198,8 +199,8 @@ class Crypto
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$r = ASN_BASE::parseASNString($x);
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$m = base64url_decode($r[0]->asnData[1]->asnData[0]->asnData[0]->asnData);
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$e = base64url_decode($r[0]->asnData[1]->asnData[0]->asnData[1]->asnData);
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$m = Strings::base64UrlDecode($r[0]->asnData[1]->asnData[0]->asnData[0]->asnData);
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$e = Strings::base64UrlDecode($r[0]->asnData[1]->asnData[0]->asnData[1]->asnData);
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}
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/**
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@ -355,7 +356,7 @@ class Crypto
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$result = ['encrypted' => true];
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$key = random_bytes(256);
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$iv = random_bytes(256);
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$result['data'] = base64url_encode(self::$fn($data, $key, $iv), true);
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$result['data'] = Strings::base64UrlEncode(self::$fn($data, $key, $iv), true);
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// log the offending call so we can track it down
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if (!openssl_public_encrypt($key, $k, $pubkey)) {
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@ -364,9 +365,9 @@ class Crypto
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}
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$result['alg'] = $alg;
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$result['key'] = base64url_encode($k, true);
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$result['key'] = Strings::base64UrlEncode($k, true);
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openssl_public_encrypt($iv, $i, $pubkey);
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$result['iv'] = base64url_encode($i, true);
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$result['iv'] = Strings::base64UrlEncode($i, true);
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return $result;
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} else {
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@ -395,7 +396,7 @@ class Crypto
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$key = random_bytes(32);
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$iv = random_bytes(16);
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$result = ['encrypted' => true];
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$result['data'] = base64url_encode(self::encryptAES256CBC($data, $key, $iv), true);
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$result['data'] = Strings::base64UrlEncode(self::encryptAES256CBC($data, $key, $iv), true);
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// log the offending call so we can track it down
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if (!openssl_public_encrypt($key, $k, $pubkey)) {
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@ -404,9 +405,9 @@ class Crypto
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}
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||||
|
||||
$result['alg'] = 'aes256cbc';
|
||||
$result['key'] = base64url_encode($k, true);
|
||||
$result['key'] = Strings::base64UrlEncode($k, true);
|
||||
openssl_public_encrypt($iv, $i, $pubkey);
|
||||
$result['iv'] = base64url_encode($i, true);
|
||||
$result['iv'] = Strings::base64UrlEncode($i, true);
|
||||
|
||||
return $result;
|
||||
}
|
||||
|
|
@ -448,10 +449,10 @@ class Crypto
|
|||
$fn = 'decrypt' . strtoupper($alg);
|
||||
|
||||
if (method_exists(__CLASS__, $fn)) {
|
||||
openssl_private_decrypt(base64url_decode($data['key']), $k, $prvkey);
|
||||
openssl_private_decrypt(base64url_decode($data['iv']), $i, $prvkey);
|
||||
openssl_private_decrypt(Strings::base64UrlDecode($data['key']), $k, $prvkey);
|
||||
openssl_private_decrypt(Strings::base64UrlDecode($data['iv']), $i, $prvkey);
|
||||
|
||||
return self::$fn(base64url_decode($data['data']), $k, $i);
|
||||
return self::$fn(Strings::base64UrlDecode($data['data']), $k, $i);
|
||||
} else {
|
||||
$x = ['data' => $data, 'prvkey' => $prvkey, 'alg' => $alg, 'result' => $data];
|
||||
Addon::callHooks('other_unencapsulate', $x);
|
||||
|
|
@ -471,10 +472,10 @@ class Crypto
|
|||
*/
|
||||
private static function unencapsulateAes($data, $prvkey)
|
||||
{
|
||||
openssl_private_decrypt(base64url_decode($data['key']), $k, $prvkey);
|
||||
openssl_private_decrypt(base64url_decode($data['iv']), $i, $prvkey);
|
||||
openssl_private_decrypt(Strings::base64UrlDecode($data['key']), $k, $prvkey);
|
||||
openssl_private_decrypt(Strings::base64UrlDecode($data['iv']), $i, $prvkey);
|
||||
|
||||
return self::decryptAES256CBC(base64url_decode($data['data']), $k, $i);
|
||||
return self::decryptAES256CBC(Strings::base64UrlDecode($data['data']), $k, $i);
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -220,7 +220,7 @@ class Strings
|
|||
*
|
||||
* @return string Transformed string.
|
||||
*/
|
||||
public static function protectSprintf($s) // protect_sprintf()
|
||||
public static function protectSprintf($s)
|
||||
{
|
||||
return str_replace('%', '%%', $s);
|
||||
}
|
||||
|
|
@ -233,7 +233,7 @@ class Strings
|
|||
*
|
||||
* @return string Encoded URL
|
||||
*/
|
||||
public static function base64UrlEncode($s, $strip_padding = false) //base64url_encode()
|
||||
public static function base64UrlEncode($s, $strip_padding = false)
|
||||
{
|
||||
$s = strtr(base64_encode($s), '+/', '-_');
|
||||
|
||||
|
|
@ -250,7 +250,7 @@ class Strings
|
|||
*
|
||||
* @return string Decoded URL
|
||||
*/
|
||||
public static function base64url_decode($s) // base64url_decode()
|
||||
public static function base64UrlDecode($s)
|
||||
{
|
||||
if (is_array($s)) {
|
||||
Logger::log('base64url_decode: illegal input: ' . print_r(debug_backtrace(), true));
|
||||
|
|
|
|||
Loading…
Reference in a new issue