1: <?php
 2: /**
 3:  * Copyright 2012-2014 Rackspace US, Inc.
 4:  *
 5:  * Licensed under the Apache License, Version 2.0 (the "License");
 6:  * you may not use this file except in compliance with the License.
 7:  * You may obtain a copy of the License at
 8:  *
 9:  * http://www.apache.org/licenses/LICENSE-2.0
10:  *
11:  * Unless required by applicable law or agreed to in writing, software
12:  * distributed under the License is distributed on an "AS IS" BASIS,
13:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14:  * See the License for the specific language governing permissions and
15:  * limitations under the License.
16:  */
17: 
18: namespace OpenCloud\Common\Resource;
19: 
20: abstract class NovaResource extends PersistentResource
21: {
22:     /**
23:      * This method is used for many purposes, such as rebooting server, etc.
24:      *
25:      * @param $object
26:      * @return \Guzzle\Http\Message\Response
27:      * @throws \RuntimeException
28:      * @throws \InvalidArgumentException
29:      */
30:     protected function action($object)
31:     {
32:         if (!$this->getProperty($this->primaryKeyField())) {
33:             throw new \RuntimeException('A primary key is required');
34:         }
35: 
36:         if (!is_object($object)) {
37:             throw new \InvalidArgumentException(sprintf('This method expects an object as its parameter'));
38:         }
39: 
40:         // convert the object to json
41:         $json = json_encode($object);
42:         $this->checkJsonError();
43: 
44:         // get the URL for the POST message
45:         $url = clone $this->getUrl();
46:         $url->addPath('action');
47: 
48:         // POST the message
49:         return $this->getClient()->post($url, self::getJsonHeader(), $json)->send();
50:     }
51: }
52: