Doc improvements

lib/private/user/user.php

@@ -362,8 +362,8 @@ class User implements IUser {
 	 */
 	public function setQuota($quota) {
 		if($quota !== 'none' and $quota !== 'default') {
-			$quota= OC_Helper::computerFileSize($quota);
-			$quota=OC_Helper::humanFileSize($quota);
+			$quota = OC_Helper::computerFileSize($quota);
+			$quota = OC_Helper::humanFileSize($quota);
 		}
 		$this->config->setUserValue($this->uid, 'files', 'quota', $quota);
 		$this->triggerChange('quota');

lib/public/iuser.php

@@ -180,7 +180,9 @@ interface IUser {
 	public function setEMailAddress($mailAddress);
 
 	/**
-	 * get the users' quota
+	 * get the users' quota in human readable form. If a specific quota is not
+	 * set for the user, the default value is returned. If a default setting
+	 * was not set otherwise, it is return as 'none', i.e. quota is not limited.
 	 *
 	 * @return string
 	 * @since 9.0.0