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\ObjectStore\Upload;
19: 
20: /**
21:  * Represents the current state of the Transfer.
22:  *
23:  * @codeCoverageIgnore
24:  */
25: class TransferState
26: {
27:     /**
28:      * @var array Holds all of the parts which have been transferred.
29:      */
30:     protected $completedParts = array();
31: 
32:     /**
33:      * @var bool
34:      */
35:     protected $running;
36: 
37:     /**
38:      * @return $this
39:      */
40:     public static function factory()
41:     {
42:         $self = new self();
43: 
44:         return $self->init();
45:     }
46: 
47:     /**
48:      * @param TransferPart $part
49:      */
50:     public function addPart(TransferPart $part)
51:     {
52:         $this->completedParts[] = $part;
53:     }
54: 
55:     /**
56:      * @return int
57:      */
58:     public function count()
59:     {
60:         return count($this->completedParts);
61:     }
62: 
63:     /**
64:      * @return bool
65:      */
66:     public function isRunning()
67:     {
68:         return $this->running;
69:     }
70: 
71:     /**
72:      * @return $this
73:      */
74:     public function init()
75:     {
76:         $this->running = true;
77: 
78:         return $this;
79:     }
80: 
81:     /**
82:      * @return $this
83:      */
84:     public function cancel()
85:     {
86:         $this->running = false;
87: 
88:         return $this;
89:     }
90: }
91: