Proyectos de Subversion Moodle

Rev

| Ultima modificación | Ver Log |

Rev Autor Línea Nro. Línea
1 efrain 1 
<?php
2 
 
3 
declare(strict_types=1);
4 
/**
5 
 * SimplePie
6 
 *
7 
 * A PHP-Based RSS and Atom Feed Framework.
8 
 * Takes the hard work out of managing a complete RSS/Atom solution.
9 
 *
10 
 * Copyright (c) 2004-2022, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
11 
 * All rights reserved.
12 
 *
13 
 * Redistribution and use in source and binary forms, with or without modification, are
14 
 * permitted provided that the following conditions are met:
15 
 *
16 
 * 	* Redistributions of source code must retain the above copyright notice, this list of
17 
 * 	  conditions and the following disclaimer.
18 
 *
19 
 * 	* Redistributions in binary form must reproduce the above copyright notice, this list
20 
 * 	  of conditions and the following disclaimer in the documentation and/or other materials
21 
 * 	  provided with the distribution.
22 
 *
23 
 * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used
24 
 * 	  to endorse or promote products derived from this software without specific prior
25 
 * 	  written permission.
26 
 *
27 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
28 
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
29 
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
30 
 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
32 
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
34 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 
 * POSSIBILITY OF SUCH DAMAGE.
36 
 *
37 
 * @package SimplePie
38 
 * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
39 
 * @author Ryan Parman
40 
 * @author Sam Sneddon
41 
 * @author Ryan McCue
42 
 * @link http://simplepie.org/ SimplePie
43 
 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
44 
 */
45 
 
46 
namespace SimplePie;
47 
 
48 
use SimplePie\Cache\Base;
49 
 
50 
/**
51 
 * Used to create cache objects
52 
 *
53 
 * This class can be overloaded with {@see SimplePie::set_cache_class()},
54 
 * although the preferred way is to create your own handler
55 
 * via {@see register()}
56 
 *
57 
 * @package SimplePie
58 
 * @subpackage Caching
59 
 * @deprecated since SimplePie 1.8.0, use "SimplePie\SimplePie::set_cache()" instead
60 
 */
61 
class Cache
62 
{
63 
    /**
64 
     * Cache handler classes
65 
     *
66 
     * These receive 3 parameters to their constructor, as documented in
67 
     * {@see register()}
68 
     * @var array
69 
     */
70 
    protected static $handlers = [
71 
        'mysql'     => 'SimplePie\Cache\MySQL',
72 
        'memcache'  => 'SimplePie\Cache\Memcache',
73 
        'memcached' => 'SimplePie\Cache\Memcached',
74 
        'redis'     => 'SimplePie\Cache\Redis'
75 
    ];
76 
 
77 
    /**
78 
     * Don't call the constructor. Please.
79 
     */
80 
    private function __construct()
81 
    {
82 
    }
83 
 
84 
    /**
85 
     * Create a new SimplePie\Cache object
86 
     *
87 
     * @param string $location URL location (scheme is used to determine handler)
88 
     * @param string $filename Unique identifier for cache object
89 
     * @param Base::TYPE_FEED|Base::TYPE_IMAGE $extension 'spi' or 'spc'
90 
     * @return Base Type of object depends on scheme of `$location`
91 
     */
92 
    public static function get_handler($location, $filename, $extension)
93 
    {
94 
        $type = explode(':', $location, 2);
95 
        $type = $type[0];
96 
        if (!empty(self::$handlers[$type])) {
97 
            $class = self::$handlers[$type];
98 
            return new $class($location, $filename, $extension);
99 
        }
100 
 
101 
        return new \SimplePie\Cache\File($location, $filename, $extension);
102 
    }
103 
 
104 
    /**
105 
     * Create a new SimplePie\Cache object
106 
     *
107 
     * @deprecated since SimplePie 1.3.1, use {@see get_handler()} instead
108 
     */
109 
    public function create($location, $filename, $extension)
110 
    {
111 
        trigger_error('Cache::create() has been replaced with Cache::get_handler() since SimplePie 1.3.1, use the registry system instead.', \E_USER_DEPRECATED);
112 
 
113 
        return self::get_handler($location, $filename, $extension);
114 
    }
115 
 
116 
    /**
117 
     * Register a handler
118 
     *
119 
     * @param string $type DSN type to register for
120 
     * @param class-string<Base> $class Name of handler class. Must implement Base
121 
     */
122 
    public static function register($type, $class)
123 
    {
124 
        self::$handlers[$type] = $class;
125 
    }
126 
 
127 
    /**
128 
     * Parse a URL into an array
129 
     *
130 
     * @param string $url
131 
     * @return array
132 
     */
133 
    public static function parse_URL($url)
134 
    {
135 
        $params = parse_url($url);
136 
        $params['extras'] = [];
137 
        if (isset($params['query'])) {
138 
            parse_str($params['query'], $params['extras']);
139 
        }
140 
        return $params;
141 
    }
142 
}
143 
 
144 
class_alias('SimplePie\Cache', 'SimplePie_Cache');