Theme.php — Matomo Analytics – Powerful, Privacy-First Insights for WordPress 1.3.1

matomo / app / core / Theme.php

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Theme.php

164 lines

1	<?php
2	/**
3	* Piwik - free/libre analytics platform
4	*
5	* @link https://matomo.org
6	* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
7	*
8	*/
9	namespace Piwik;
10
11	use Piwik\Plugin\Manager;
12
13	/**
14	* This class contains logic to make Themes work beautifully.
15	*
16	*/
17	class Theme
18	{
19	/** @var string */
20	private $themeName;
21
22	/** @var \Piwik\Plugin */
23	private $theme;
24
25	/**
26	* @var Plugin $plugin
27	*/
28	public function __construct($plugin = false)
29	{
30	$this->createThemeFromPlugin($plugin ? $plugin : Manager::getInstance()->getThemeEnabled());
31	}
32
33	/**
34	* @param Plugin $plugin
35	*/
36	private function createThemeFromPlugin($plugin)
37	{
38	$this->theme = $plugin;
39	$this->themeName = $plugin->getPluginName();
40	}
41
42	public function getStylesheet()
43	{
44	if ($this->themeName == \Piwik\Plugin\Manager::DEFAULT_THEME) {
45	return false;
46	}
47
48	$info = $this->theme->getInformation();
49	if (!isset($info['stylesheet'])) {
50	return false;
51	}
52	$themeStylesheet = 'plugins/' . $this->theme->getPluginName() . '/' . $info['stylesheet'];
53	return $themeStylesheet;
54	}
55
56	public function getJavaScriptFiles()
57	{
58	if ($this->themeName == \Piwik\Plugin\Manager::DEFAULT_THEME) {
59	return false;
60	}
61
62	$info = $this->theme->getInformation();
63	if (empty($info['javascript'])) {
64	return false;
65	}
66	$jsFiles = $info['javascript'];
67	if (!is_array($jsFiles)) {
68	$jsFiles = array($jsFiles);
69	}
70	foreach ($jsFiles as &$jsFile) {
71	$jsFile = 'plugins/' . $this->theme->getPluginName() . '/' . $jsFile;
72	}
73	return $jsFiles;
74	}
75
76	public function rewriteAssetsPathToTheme($output)
77	{
78	if ($this->themeName == \Piwik\Plugin\Manager::DEFAULT_THEME
79	&& !Manager::getAlternativeWebRootDirectories()) {
80	return $output;
81	}
82
83	$pattern = array(
84	// Rewriting scripts includes to overrides
85	'~<script type=[\'"]text/javascript[\'"] (src)=[\'"]([^\'"]+)[\'"]>~',
86	'~<script (src)=[\'"]([^\'"]+)[\'"] type=[\'"]text/javascript[\'"]>~',
87	'~<link (rel)=[\'"]stylesheet[\'"] type=[\'"]text/css[\'"] href=[\'"]([^\'"]+)[\'"] ?/?>~',
88
89	// Images as well
90	'~(src\|href)=[\'"]([^\'"]+)[\'"]~',
91
92	// rewrite images in CSS files
93	'~(url$)[\'"]([^$]?[plugins]+[^\)]+[.jpg\|png\|gif\|svg]?)[\'"][\)]~',
94
95	// url(plugins/....)
96	'~(url$)([^$]?[plugins]+[^\)]+[.jpg\|png\|gif\|svg]?)[\)]~',
97
98	// rewrites images in JS files
99	'~(=)[\s]?[\'"]([^\'"]+[.jpg\|.png\|.gif\|svg]?)[\'"]~',
100	);
101	return preg_replace_callback($pattern, array($this, 'rewriteAssetPathIfOverridesFound'), $output);
102	}
103
104	private function rewriteAssetPathIfOverridesFound($src)
105	{
106	$source = $src[0];
107	$pathAsset = $src[2];
108
109	// Basic health check, we don't replace if not starting with plugins/
110	$posPluginsInPath = strpos($pathAsset, 'plugins');
111	if ($posPluginsInPath !== 0) {
112	return $source;
113	}
114
115	// or if it's already rewritten
116	if (strpos($pathAsset, $this->themeName) !== false) {
117	return $source;
118	}
119
120	$pathPluginName = substr($pathAsset, strlen('plugins/'));
121	$nextSlash = strpos($pathPluginName, '/');
122	if ($nextSlash === false) {
123	return $source;
124	}
125	$pathPluginName = substr($pathPluginName, 0, $nextSlash);
126
127	// replace all plugin assets to the theme, if the theme overrides this asset
128	// when there are name conflicts (two plugins define the same asset name in same folder),
129	// we shall rename so there is no more conflict.
130	$defaultThemePath = "plugins/" . $pathPluginName;
131	$newThemePath = "plugins/" . $this->themeName;
132	$overridingAsset = str_replace($defaultThemePath, $newThemePath, $pathAsset);
133
134	// Strip trailing query string
135	$fileToCheck = $overridingAsset;
136	$queryStringPos = strpos($fileToCheck, '?');
137	if ($queryStringPos !== false) {
138	$fileToCheck = substr($fileToCheck, 0, $queryStringPos);
139	}
140
141	if (file_exists($fileToCheck)) {
142	return str_replace($pathAsset, $overridingAsset, $source);
143	}
144
145	// not rewritten by theme, but may be located in custom webroot directory
146	foreach (Manager::getAlternativeWebRootDirectories() as $absDir => $webRootDirectory) {
147	$withoutPlugins = str_replace('plugins/', '', $pathAsset);
148	if (file_exists($absDir . '/' . $withoutPlugins)) {
149	return str_replace($pathAsset, $webRootDirectory . $withoutPlugins, $source);
150	}
151	}
152
153	return $source;
154	}
155
156	/**
157	* @return string
158	*/
159	public function getThemeName()
160	{
161	return $this->themeName;
162	}
163	}
164