source: trunk/www.guidonia.net/wp/wp-includes/class-feed.php@ 44

Last change on this file since 44 was 44, checked in by luciano, 15 years ago
File size: 2.6 KB
Line 
1<?php
2
3if ( !class_exists('SimplePie') )
4 require_once (ABSPATH . WPINC . '/class-simplepie.php');
5
6class WP_Feed_Cache extends SimplePie_Cache {
7 /**
8 * Don't call the constructor. Please.
9 *
10 * @access private
11 */
12 function WP_Feed_Cache() {
13 trigger_error('Please call SimplePie_Cache::create() instead of the constructor', E_USER_ERROR);
14 }
15
16 /**
17 * Create a new SimplePie_Cache object
18 *
19 * @static
20 * @access public
21 */
22 function create($location, $filename, $extension) {
23 return new WP_Feed_Cache_Transient($location, $filename, $extension);
24 }
25}
26
27class WP_Feed_Cache_Transient {
28 var $name;
29 var $mod_name;
30 var $lifetime = 43200; //Default lifetime in cache of 12 hours
31
32 function WP_Feed_Cache_Transient($location, $filename, $extension) {
33 $this->name = 'feed_' . $filename;
34 $this->mod_name = 'feed_mod_' . $filename;
35 $this->lifetime = apply_filters('wp_feed_cache_transient_lifetime', $this->lifetime);
36 }
37
38 function save($data) {
39 if ( is_a($data, 'SimplePie') )
40 $data = $data->data;
41
42 set_transient($this->name, $data, $this->lifetime);
43 set_transient($this->mod_name, time(), $this->lifetime);
44 return true;
45 }
46
47 function load() {
48 return get_transient($this->name);
49 }
50
51 function mtime() {
52 return get_transient($this->mod_name);
53 }
54
55 function touch() {
56 return set_transient($this->mod_name, time(), $this->lifetime);
57 }
58
59 function unlink() {
60 delete_transient($this->name);
61 delete_transient($this->mod_name);
62 return true;
63 }
64}
65
66class WP_SimplePie_File extends SimplePie_File {
67
68 function WP_SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false) {
69 $this->url = $url;
70 $this->timeout = $timeout;
71 $this->redirects = $redirects;
72 $this->headers = $headers;
73 $this->useragent = $useragent;
74
75 $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE;
76
77 if ( preg_match('/^http(s)?:\/\//i', $url) ) {
78 $args = array( 'timeout' => $this->timeout, 'redirection' => $this->redirects);
79
80 if ( !empty($this->headers) )
81 $args['headers'] = $this->headers;
82
83 if ( SIMPLEPIE_USERAGENT != $this->useragent ) //Use default WP user agent unless custom has been specified
84 $args['user-agent'] = $this->useragent;
85
86 $res = wp_remote_request($url, $args);
87
88 if ( is_wp_error($res) ) {
89 $this->error = 'WP HTTP Error: ' . $res->get_error_message();
90 $this->success = false;
91 } else {
92 $this->headers = $res['headers'];
93 $this->body = $res['body'];
94 $this->status_code = $res['response']['code'];
95 }
96 } else {
97 if ( ! $this->body = file_get_contents($url) ) {
98 $this->error = 'file_get_contents could not read the file';
99 $this->success = false;
100 }
101 }
102 }
103}
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