1 files changed, 66 insertions, 0 deletions
diff --git a/library/oauth2/src/OAuth2/Storage/ClientInterface.php b/library/oauth2/src/OAuth2/Storage/ClientInterface.php
new file mode 100644
index 000000000..09a5bffc1
--- /dev/null
+++ b/library/oauth2/src/OAuth2/Storage/ClientInterface.php
@@ -0,0 +1,66 @@
+<?php
+
+namespace OAuth2\Storage;
+
+/**
+ * Implement this interface to specify where the OAuth2 Server
+ * should retrieve client information
+ *
+ * @author Brent Shaffer <bshafs at gmail dot com>
+ */
+interface ClientInterface
+{
+    /**
+     * Get client details corresponding client_id.
+     *
+     * OAuth says we should store request URIs for each registered client.
+     * Implement this function to grab the stored URI for a given client id.
+     *
+     * @param $client_id
+     * Client identifier to be check with.
+     *
+     * @return array
+     *               Client details. The only mandatory key in the array is "redirect_uri".
+     *               This function MUST return FALSE if the given client does not exist or is
+     *               invalid. "redirect_uri" can be space-delimited to allow for multiple valid uris.
+     *               <code>
+     *               return array(
+     *               "redirect_uri" => REDIRECT_URI,      // REQUIRED redirect_uri registered for the client
+     *               "client_id"    => CLIENT_ID,         // OPTIONAL the client id
+     *               "grant_types"  => GRANT_TYPES,       // OPTIONAL an array of restricted grant types
+     *               "user_id"      => USER_ID,           // OPTIONAL the user identifier associated with this client
+     *               "scope"        => SCOPE,             // OPTIONAL the scopes allowed for this client
+     *               );
+     *               </code>
+     *
+     * @ingroup oauth2_section_4
+     */
+    public function getClientDetails($client_id);
+
+    /**
+     * Get the scope associated with this client
+     *
+     * @return
+     * STRING the space-delineated scope list for the specified client_id
+     */
+    public function getClientScope($client_id);
+
+    /**
+     * Check restricted grant types of corresponding client identifier.
+     *
+     * If you want to restrict clients to certain grant types, override this
+     * function.
+     *
+     * @param $client_id
+     * Client identifier to be check with.
+     * @param $grant_type
+     * Grant type to be check with
+     *
+     * @return
+     * TRUE if the grant type is supported by this client identifier, and
+     * FALSE if it isn't.
+     *
+     * @ingroup oauth2_section_4
+     */
+    public function checkRestrictedGrantType($client_id, $grant_type);
+}