WordPress/wp-includes/rss.php

67 lines
1.5 KiB
PHP

<?php
require_once('simplepie.php');
class WordPress_SimplePie_Cache extends SimplePie_Cache {
var $name;
function WordPress_SimplePie_Cache($location, $filename, $extension) {
$this->name = rawurlencode($filename);
}
function save($data) {
$cache_option = "rss_$this->name";
$cache_timestamp = $cache_option . '_ts';
if ( false !== get_option($cache_option) ) {
update_option($cache_option, $data);
} else {
add_option($cache_option, $data, '', 'no');
}
if ( false !== get_option($cache_timestamp) ) {
update_option($cache_timestamp, time());
} else {
add_option($cache_timestamp, time(), '', 'no');
}
return true;
}
function load() {
return get_option("rss_$this->name");
}
function mtime() {
return get_option('rss_' . $this->name . '_ts');
}
function touch() {
$cache_timestamp = 'rss_' . $this->name . '_ts';
if ( false !== get_option($cache_timestamp) ) {
update_option($cache_timestamp, time());
} else {
add_option($cache_timestamp, time(), '', 'no');
}
}
function unlink() {
delete_option("rss_$this->name");
delete_option('rss_' . $this->name . '_ts');
}
}
function fetch_simplepie ($url) {
$feed = new SimplePie;
$feed->feed_url($url);
$feed->set_cache_class('WordPress_SimplePie_Cache');
$feed->strip_htmltags(false);
$feed->strip_attributes(false);
$feed->output_encoding(get_option('blog_charset'));
$feed->cache_max_minutes(720);
$feed->set_useragent('WordPress/' . $wp_version);
if ($feed->init()) {
return $feed;
} else {
return false;
}
}
?>