wp-optimize / vendor / kriswallsmith / assetic / src / Assetic / Asset / AssetReference.php

AssetReference.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 3.2.3, at vendor/kriswallsmith/assetic/src/Assetic/Asset/AssetReference.php

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1	<?php
2
3	/*
4	* This file is part of the Assetic package, an OpenSky project.
5	*
6	* (c) 2010-2014 OpenSky Project Inc
7	*
8	* For the full copyright and license information, please view the LICENSE
9	* file that was distributed with this source code.
10	*/
11
12	namespace Assetic\Asset;
13
14	use Assetic\AssetManager;
15	use Assetic\Filter\FilterInterface;
16
17	/**
18	* A reference to an asset in the asset manager.
19	*
20	* @author Kris Wallsmith <[email protected]>
21	*/
22	class AssetReference implements AssetInterface
23	{
24	private $am;
25	private $name;
26	private $filters = array();
27	private $clone = false;
28	private $asset;
29
30	public function __construct(AssetManager $am, $name)
31	{
32	$this->am = $am;
33	$this->name = $name;
34	}
35
36	public function __clone()
37	{
38	$this->clone = true;
39
40	if ($this->asset) {
41	$this->asset = clone $this->asset;
42	}
43	}
44
45	public function ensureFilter(FilterInterface $filter)
46	{
47	$this->filters[] = $filter;
48	}
49
50	public function getFilters()
51	{
52	$this->flushFilters();
53
54	return $this->callAsset(__FUNCTION__);
55	}
56
57	public function clearFilters()
58	{
59	$this->filters = array();
60	$this->callAsset(__FUNCTION__);
61	}
62
63	public function load(FilterInterface $additionalFilter = null)
64	{
65	$this->flushFilters();
66
67	return $this->callAsset(__FUNCTION__, array($additionalFilter));
68	}
69
70	public function dump(FilterInterface $additionalFilter = null)
71	{
72	$this->flushFilters();
73
74	return $this->callAsset(__FUNCTION__, array($additionalFilter));
75	}
76
77	public function getContent()
78	{
79	return $this->callAsset(__FUNCTION__);
80	}
81
82	public function setContent($content)
83	{
84	$this->callAsset(__FUNCTION__, array($content));
85	}
86
87	public function getSourceRoot()
88	{
89	return $this->callAsset(__FUNCTION__);
90	}
91
92	public function getSourcePath()
93	{
94	return $this->callAsset(__FUNCTION__);
95	}
96
97	public function getSourceDirectory()
98	{
99	return $this->callAsset(__FUNCTION__);
100	}
101
102	public function getTargetPath()
103	{
104	return $this->callAsset(__FUNCTION__);
105	}
106
107	public function setTargetPath($targetPath)
108	{
109	$this->callAsset(__FUNCTION__, array($targetPath));
110	}
111
112	public function getLastModified()
113	{
114	return $this->callAsset(__FUNCTION__);
115	}
116
117	public function getVars()
118	{
119	return $this->callAsset(__FUNCTION__);
120	}
121
122	public function getValues()
123	{
124	return $this->callAsset(__FUNCTION__);
125	}
126
127	public function setValues(array $values)
128	{
129	$this->callAsset(__FUNCTION__, array($values));
130	}
131
132	// private
133
134	private function callAsset($method, $arguments = array())
135	{
136	$asset = $this->resolve();
137
138	return call_user_func_array(array($asset, $method), $arguments);
139	}
140
141	private function flushFilters()
142	{
143	$asset = $this->resolve();
144
145	while ($filter = array_shift($this->filters)) {
146	$asset->ensureFilter($filter);
147	}
148	}
149
150	private function resolve()
151	{
152	if ($this->asset) {
153	return $this->asset;
154	}
155
156	$asset = $this->am->get($this->name);
157
158	if ($this->clone) {
159	$asset = $this->asset = clone $asset;
160	}
161
162	return $asset;
163	}
164	}
165