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authorzotlabs <mike@macgirvin.com>2016-10-07 14:11:24 -0700
committerzotlabs <mike@macgirvin.com>2016-10-07 14:11:24 -0700
commit10863a5949cc59771424cb809af5c9f279f78a58 (patch)
tree7a86223b830c1ae784bd4557bbefee9f60169542 /library/oauth2/src/OAuth2/Controller/ResourceController.php
parentbf02e0428347350126abdd1726aa3e58c9ed63bb (diff)
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add oauth2/oidc lib
Diffstat (limited to 'library/oauth2/src/OAuth2/Controller/ResourceController.php')
-rw-r--r--library/oauth2/src/OAuth2/Controller/ResourceController.php111
1 files changed, 111 insertions, 0 deletions
diff --git a/library/oauth2/src/OAuth2/Controller/ResourceController.php b/library/oauth2/src/OAuth2/Controller/ResourceController.php
new file mode 100644
index 000000000..e8588188f
--- /dev/null
+++ b/library/oauth2/src/OAuth2/Controller/ResourceController.php
@@ -0,0 +1,111 @@
+<?php
+
+namespace OAuth2\Controller;
+
+use OAuth2\TokenType\TokenTypeInterface;
+use OAuth2\Storage\AccessTokenInterface;
+use OAuth2\ScopeInterface;
+use OAuth2\RequestInterface;
+use OAuth2\ResponseInterface;
+use OAuth2\Scope;
+
+/**
+ * @see OAuth2\Controller\ResourceControllerInterface
+ */
+class ResourceController implements ResourceControllerInterface
+{
+ private $token;
+
+ protected $tokenType;
+ protected $tokenStorage;
+ protected $config;
+ protected $scopeUtil;
+
+ public function __construct(TokenTypeInterface $tokenType, AccessTokenInterface $tokenStorage, $config = array(), ScopeInterface $scopeUtil = null)
+ {
+ $this->tokenType = $tokenType;
+ $this->tokenStorage = $tokenStorage;
+
+ $this->config = array_merge(array(
+ 'www_realm' => 'Service',
+ ), $config);
+
+ if (is_null($scopeUtil)) {
+ $scopeUtil = new Scope();
+ }
+ $this->scopeUtil = $scopeUtil;
+ }
+
+ public function verifyResourceRequest(RequestInterface $request, ResponseInterface $response, $scope = null)
+ {
+ $token = $this->getAccessTokenData($request, $response);
+
+ // Check if we have token data
+ if (is_null($token)) {
+ return false;
+ }
+
+ /**
+ * Check scope, if provided
+ * If token doesn't have a scope, it's null/empty, or it's insufficient, then throw 403
+ * @see http://tools.ietf.org/html/rfc6750#section-3.1
+ */
+ if ($scope && (!isset($token["scope"]) || !$token["scope"] || !$this->scopeUtil->checkScope($scope, $token["scope"]))) {
+ $response->setError(403, 'insufficient_scope', 'The request requires higher privileges than provided by the access token');
+ $response->addHttpHeaders(array(
+ 'WWW-Authenticate' => sprintf('%s realm="%s", scope="%s", error="%s", error_description="%s"',
+ $this->tokenType->getTokenType(),
+ $this->config['www_realm'],
+ $scope,
+ $response->getParameter('error'),
+ $response->getParameter('error_description')
+ )
+ ));
+
+ return false;
+ }
+
+ // allow retrieval of the token
+ $this->token = $token;
+
+ return (bool) $token;
+ }
+
+ public function getAccessTokenData(RequestInterface $request, ResponseInterface $response)
+ {
+ // Get the token parameter
+ if ($token_param = $this->tokenType->getAccessTokenParameter($request, $response)) {
+ // Get the stored token data (from the implementing subclass)
+ // Check we have a well formed token
+ // Check token expiration (expires is a mandatory paramter)
+ if (!$token = $this->tokenStorage->getAccessToken($token_param)) {
+ $response->setError(401, 'invalid_token', 'The access token provided is invalid');
+ } elseif (!isset($token["expires"]) || !isset($token["client_id"])) {
+ $response->setError(401, 'malformed_token', 'Malformed token (missing "expires")');
+ } elseif (time() > $token["expires"]) {
+ $response->setError(401, 'expired_token', 'The access token provided has expired');
+ } else {
+ return $token;
+ }
+ }
+
+ $authHeader = sprintf('%s realm="%s"', $this->tokenType->getTokenType(), $this->config['www_realm']);
+
+ if ($error = $response->getParameter('error')) {
+ $authHeader = sprintf('%s, error="%s"', $authHeader, $error);
+ if ($error_description = $response->getParameter('error_description')) {
+ $authHeader = sprintf('%s, error_description="%s"', $authHeader, $error_description);
+ }
+ }
+
+ $response->addHttpHeaders(array('WWW-Authenticate' => $authHeader));
+
+ return null;
+ }
+
+ // convenience method to allow retrieval of the token
+ public function getToken()
+ {
+ return $this->token;
+ }
+}