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Imported code from old repository

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This commit is contained in:
Lukas Rosenstock
2022-11-17 11:48:29 +01:00
parent 14dfa45240
commit 0e4ab60d77
31 changed files with 6486 additions and 253 deletions
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85
CloudObjects/SDK/Helpers/SDKLoader.php Normal file
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<?php
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
namespace CloudObjects\SDK\Helpers;
use Exception;
use CloudObjects\SDK\NodeReader, CloudObjects\SDK\ObjectRetriever;
/**
* The SDKLoader helper allows developers to quickly load common PHP SDKs
* from API providers and apply configuration stored in CloudObjects.
*/
class SDKLoader {
private $objectRetriever;
private $reader;
private $classes = [];
/**
* @param ObjectRetriever $objectRetriever An initialized and authenticated object retriever.
*/
public function __construct(ObjectRetriever $objectRetriever) {
$this->objectRetriever = $objectRetriever;
$this->reader = new NodeReader;
}
/**
* Initialize and return the SDK with the given classname.
* Throws Exception if the SDK is not supported.
*
* @param $classname Classname for the SDK's main class
* @param array $options Additional options for the SDK (if necessary)
*/
public function get($classname, array $options) {
if (!class_exists($classname))
throw new Exception("<".$classname."> is not a valid classname.");
$hashkey = md5($classname.serialize($options));
if (!isset($this->classes[$hashkey])) {
$nsNode = $this->objectRetriever->getAuthenticatingNamespaceObject();
// --- Amazon Web Services (https://aws.amazon.com/) ---
// has multiple classnames, so check for common superclass
if (is_a($classname, 'Aws\AwsClient', true)) {
$class = new $classname(array_merge($options, [
'credentials' => [
'key' => $this->reader->getFirstValueString($nsNode, 'coid://aws.3rd-party.co/accessKeyId'),
'secret' => $this->reader->getFirstValueString($nsNode, 'coid://aws.3rd-party.co/secretAccessKey')
]
]));
} else {
switch ($classname) {
// --- stream (https://getstream.io/) ---
case "GetStream\Stream\Client":
$class = new $classname(
$this->reader->getFirstValueString($nsNode, 'coid://getstreamio.3rd-party.co/key'),
$this->reader->getFirstValueString($nsNode, 'coid://getstreamio.3rd-party.co/secret')
);
break;
// --- Pusher (https://pusher.com/) ---
case "Pusher":
$class = new $classname(
$this->reader->getFirstValueString($nsNode, 'coid://pusher.3rd-party.co/key'),
$this->reader->getFirstValueString($nsNode, 'coid://pusher.3rd-party.co/secret'),
$this->reader->getFirstValueString($nsNode, 'coid://pusher.3rd-party.co/appId'),
$options
);
break;
}
}
}
if (!isset($class))
throw new Exception("No rules defined to initialize <".$classname.">.");
$this->classes[$hashkey] = $class;
return $this->classes[$hashkey];
}
}

110
CloudObjects/SDK/Helpers/SharedSecretAuthentication.php Normal file
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<?php
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
namespace CloudObjects\SDK\Helpers;
use ML\IRI\IRI;
use CloudObjects\SDK\COIDParser, CloudObjects\SDK\NodeReader, CloudObjects\SDK\ObjectRetriever;
/**
* The SharedSecretAuthentication helper allows developers to quickly
* implement authentication based on CloudObjects shared secrets.
*/
class SharedSecretAuthentication {
const RESULT_OK = 0;
const RESULT_INVALID_USERNAME = 1;
const RESULT_INVALID_PASSWORD = 2;
const RESULT_NAMESPACE_NOT_FOUND = 3;
const RESULT_SHARED_SECRET_NOT_RETRIEVABLE = 4;
const RESULT_SHARED_SECRET_INCORRECT = 5;
private $objectRetriever;
/**
* @param ObjectRetriever $objectRetriever An initialized and authenticated object retriever.
*/
public function __construct(ObjectRetriever $objectRetriever) {
$this->objectRetriever = $objectRetriever;
}
/**
* Verifies credentials.
* @deprecated
*
* @param ObjectRetriever $retriever Provides access to CloudObjects.
* @param string $username Username; a domain.
* @param string $password Password; a shared secret.
*
* @return integer A result constant, RESULT_OK if successful.
*/
public static function verifyCredentials(ObjectRetriever $retriever, $username, $password) {
// Validate input
$namespaceCoid = new IRI('coid://'.$username);
if (COIDParser::getType($namespaceCoid) != COIDParser::COID_ROOT)
return self::RESULT_INVALID_USERNAME;
if (strlen($password) != 40)
return self::RESULT_INVALID_PASSWORD;
// Retrieve namespace
$namespace = $retriever->getObject($namespaceCoid);
if (!isset($namespace))
return self::RESULT_NAMESPACE_NOT_FOUND;
// Read and validate shared secret
$reader = new NodeReader([
'prefixes' => [
'co' => 'coid://cloudobjects.io/'
]
]);
$sharedSecret = $reader->getAllValuesNode($namespace, 'co:hasSharedSecret');
if (count($sharedSecret) != 1)
return self::RESULT_SHARED_SECRET_NOT_RETRIEVABLE;
if ($reader->getFirstValueString($sharedSecret[0], 'co:hasTokenValue') == $password)
return self::RESULT_OK;
else
return self::RESULT_SHARED_SECRET_INCORRECT;
}
/**
* Verifies credentials.
*
* @param string $username Username; a domain.
* @param string $password Password; a shared secret.
*
* @return integer A result constant, RESULT_OK if successful.
*/
public function verify($username, $password) {
// Validate input
$namespaceCoid = new IRI('coid://'.$username);
if (COIDParser::getType($namespaceCoid) != COIDParser::COID_ROOT)
return self::RESULT_INVALID_USERNAME;
if (strlen($password) != 40)
return self::RESULT_INVALID_PASSWORD;
// Retrieve namespace
$namespace = $this->objectRetriever->getObject($namespaceCoid);
if (!isset($namespace))
return self::RESULT_NAMESPACE_NOT_FOUND;
// Read and validate shared secret
$reader = new NodeReader([
'prefixes' => [
'co' => 'coid://cloudobjects.io/'
]
]);
$sharedSecret = $reader->getAllValuesNode($namespace, 'co:hasSharedSecret');
if (count($sharedSecret) != 1)
return self::RESULT_SHARED_SECRET_NOT_RETRIEVABLE;
if ($reader->getFirstValueString($sharedSecret[0], 'co:hasTokenValue') == $password)
return self::RESULT_OK;
else
return self::RESULT_SHARED_SECRET_INCORRECT;
}
}