studio2011 initial commit

wp-includes/class-feed.php

@@ -0,0 +1,103 @@
+<?php
+
+if ( !class_exists('SimplePie') )
+	require_once (ABSPATH . WPINC . '/class-simplepie.php');
+
+class WP_Feed_Cache extends SimplePie_Cache {
+	/**
+	 * Don't call the constructor. Please.
+	 *
+	 * @access private
+	 */
+	function WP_Feed_Cache() {
+		trigger_error('Please call SimplePie_Cache::create() instead of the constructor', E_USER_ERROR);
+	}
+
+	/**
+	 * Create a new SimplePie_Cache object
+	 *
+	 * @static
+	 * @access public
+	 */
+	function create($location, $filename, $extension) {
+		return new WP_Feed_Cache_Transient($location, $filename, $extension);
+	}
+}
+
+class WP_Feed_Cache_Transient {
+	var $name;
+	var $mod_name;
+	var $lifetime = 43200; //Default lifetime in cache of 12 hours
+
+	function WP_Feed_Cache_Transient($location, $filename, $extension) {
+		$this->name = 'feed_' . $filename;
+		$this->mod_name = 'feed_mod_' . $filename;
+		$this->lifetime = apply_filters('wp_feed_cache_transient_lifetime', $this->lifetime, $filename);
+	}
+
+	function save($data) {
+		if ( is_a($data, 'SimplePie') )
+			$data = $data->data;
+
+		set_transient($this->name, $data, $this->lifetime);
+		set_transient($this->mod_name, time(), $this->lifetime);
+		return true;
+	}
+
+	function load() {
+		return get_transient($this->name);
+	}
+
+	function mtime() {
+		return get_transient($this->mod_name);
+	}
+
+	function touch() {
+		return set_transient($this->mod_name, time(), $this->lifetime);
+	}
+
+	function unlink() {
+		delete_transient($this->name);
+		delete_transient($this->mod_name);
+		return true;
+	}
+}
+
+class WP_SimplePie_File extends SimplePie_File {
+
+	function WP_SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false) {
+		$this->url = $url;
+		$this->timeout = $timeout;
+		$this->redirects = $redirects;
+		$this->headers = $headers;
+		$this->useragent = $useragent;
+
+		$this->method = SIMPLEPIE_FILE_SOURCE_REMOTE;
+
+		if ( preg_match('/^http(s)?:\/\//i', $url) ) {
+			$args = array( 'timeout' => $this->timeout, 'redirection' => $this->redirects);
+
+			if ( !empty($this->headers) )
+				$args['headers'] = $this->headers;
+
+			if ( SIMPLEPIE_USERAGENT != $this->useragent ) //Use default WP user agent unless custom has been specified
+				$args['user-agent'] = $this->useragent;
+
+			$res = wp_remote_request($url, $args);
+
+			if ( is_wp_error($res) ) {
+				$this->error = 'WP HTTP Error: ' . $res->get_error_message();
+				$this->success = false;
+			} else {
+				$this->headers = $res['headers'];
+				$this->body = $res['body'];
+				$this->status_code = $res['response']['code'];
+			}
+		} else {
+			if ( ! $this->body = file_get_contents($url) ) {
+				$this->error = 'file_get_contents could not read the file';
+				$this->success = false;
+			}
+		}
+	}
+}