aboutsummaryrefslogtreecommitdiffstats
path: root/phpBB/phpbb/template/asset.php
blob: cb00f165497d9b9fb8a5226aaad7476d9c4cf62f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/

namespace phpbb\template;

class asset
{
	protected $components = array();

	/** @var \phpbb\path_helper **/
	protected $path_helper;

	/** @var \phpbb\filesystem\filesystem */
	protected $filesystem;

	/**
	* Constructor
	*
	* @param string $url URL
	* @param \phpbb\path_helper $path_helper Path helper object
	* @param \phpbb\filesystem\filesystem $filesystem
	*/
	public function __construct($url, \phpbb\path_helper $path_helper, \phpbb\filesystem\filesystem $filesystem)
	{
		$this->path_helper = $path_helper;
		$this->filesystem = $filesystem;

		$this->set_url($url);
	}

	/**
	* Set URL
	*
	* @param string $url URL
	*/
	public function set_url($url)
	{
		if (version_compare(PHP_VERSION, '5.4.7') < 0 && substr($url, 0, 2) === '//')
		{
			// Workaround for PHP 5.4.6 and older bug #62844 - add fake scheme and then remove it
			$this->components = parse_url('http:' . $url);
			$this->components['scheme'] = '';
			return;
		}
		$this->components = parse_url($url);
	}

	/**
	* Convert URL components into string
	*
	* @param array $components URL components
	* @return string URL
	*/
	protected function join_url($components)
	{
		$path = '';
		if (isset($components['scheme']))
		{
			$path = $components['scheme'] === '' ? '//' : $components['scheme'] . '://';
		}

		if (isset($components['user']) || isset($components['pass']))
		{
			if ($path === '' && !isset($components['port']))
			{
				$path = '//';
			}
			$path .= $components['user'];
			if (isset($components['pass']))
			{
				$path .= ':' . $components['pass'];
			}
			$path .= '@';
		}

		if (isset($components['host']))
		{
			if ($path === '' && !isset($components['port']))
			{
				$path = '//';
			}
			$path .= $components['host'];
			if (isset($components['port']))
			{
				$path .= ':' . $components['port'];
			}
		}

		if (isset($components['path']))
		{
			$path .= $components['path'];
		}

		if (isset($components['query']))
		{
			$path .= '?' . $components['query'];
		}

		if (isset($components['fragment']))
		{
			$path .= '#' . $components['fragment'];
		}

		return $path;
	}

	/**
	* Get URL
	*
	* @return string URL
	*/
	public function get_url()
	{
		return $this->path_helper->update_web_root_path($this->join_url($this->components));
	}

	/**
	* Checks if URL is local and relative
	*
	* @return boolean True if URL is local and relative
	*/
	public function is_relative()
	{
		if (empty($this->components) || !isset($this->components['path']))
		{
			// Invalid URL
			return false;
		}
		return !isset($this->components['scheme']) && !isset($this->components['host']) && substr($this->components['path'], 0, 1) !== '/';
	}

	/**
	* Get path component of current URL
	*
	* @return string Path
	*/
	public function get_path()
	{
		return isset($this->components['path']) ? $this->components['path'] : '';
	}

	/**
	* Set path component
	*
	* @param string $path Path component
	* @param boolean $urlencode If true, parts of path should be encoded with rawurlencode()
	*/
	public function set_path($path, $urlencode = false)
	{
		// Since 1.7.0 Twig returns the real path of the file. We need it to be relative.
		$real_root_path = $this->filesystem->realpath($this->path_helper->get_phpbb_root_path()) . DIRECTORY_SEPARATOR;

		// If the asset is under the phpBB root path we need to remove its path and then prepend $phpbb_root_path
		if ($real_root_path && substr($path . DIRECTORY_SEPARATOR, 0, strlen($real_root_path)) === $real_root_path)
		{
			$path = $this->path_helper->get_phpbb_root_path() . str_replace('\\', '/', substr($path, strlen($real_root_path)));
		}
		else
		{
			// Else we make the path relative to the current working directory
			$real_root_path = $this->filesystem->realpath('.') . DIRECTORY_SEPARATOR;
			if ($real_root_path && substr($path . DIRECTORY_SEPARATOR, 0, strlen($real_root_path)) === $real_root_path)
			{
				$path = str_replace('\\', '/', substr($path, strlen($real_root_path)));
			}
		}

		if ($urlencode)
		{
			$paths = explode('/', $path);
			foreach ($paths as &$dir)
			{
				$dir = rawurlencode($dir);
			}
			$path = implode('/', $paths);
		}

		$this->components['path'] = $path;
	}

	/**
	* Add assets_version parameter to URL.
	* Parameter will not be added if assets_version already exists in URL
	*
	* @param string $version Version
	*/
	public function add_assets_version($version)
	{
		if (!isset($this->components['query']))
		{
			$this->components['query'] = 'assets_version=' . $version;
			return;
		}
		$query = $this->components['query'];
		if (!preg_match('/(^|[&;])assets_version=/', $query))
		{
			$this->components['query'] = $query . '&amp;assets_version=' . $version;
		}
	}
}