From 9648173c70c2f897c6024b2505bc61aa01f2bed2 Mon Sep 17 00:00:00 2001
From: Matt Mullenweg <matt@git.wordpress.org>
Date: Tue, 3 May 2005 07:52:11 +0000
Subject: [PATCH] Use CURL if available, possible fix for
 http://mosquito.wordpress.org/view.php?id=1166

git-svn-id: https://develop.svn.wordpress.org/trunk@2581 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/upgrade-schema.php |  2 ++
 wp-includes/functions.php   | 22 +++++++++++++++++++++-
 xmlrpc.php                  | 13 +++----------
 3 files changed, 26 insertions(+), 11 deletions(-)

diff --git a/wp-admin/upgrade-schema.php b/wp-admin/upgrade-schema.php
index 4aa48f0e0e..d8100ef0aa 100644
--- a/wp-admin/upgrade-schema.php
+++ b/wp-admin/upgrade-schema.php
@@ -215,6 +215,8 @@ function populate_options() {
 	add_option('open_proxy_check', 1);
 	add_option('rss_language', 'en');
 	add_option('html_type', 'text/html');
+	// 1.5.1
+	add_option('use_trackback', 0);
 
 	// Delete unused options
 	$unusedoptions = array ('blodotgsping_url', 'bodyterminator', 'emailtestonly', 'phoneemail_separator', 'smilies_directory', 'subjectprefix', 'use_bbcode', 'use_blodotgsping', 'use_phoneemail', 'use_quicktags', 'use_weblogsping', 'weblogs_cache_file', 'use_preview', 'use_htmltrans', 'smilies_directory', 'fileupload_allowedusers', 'use_phoneemail', 'default_post_status', 'default_post_category', 'archive_mode', 'time_difference', 'links_minadminlevel', 'links_use_adminlevels', 'links_rating_type', 'links_rating_char', 'links_rating_ignore_zero', 'links_rating_single_image', 'links_rating_image0', 'links_rating_image1', 'links_rating_image2', 'links_rating_image3', 'links_rating_image4', 'links_rating_image5', 'links_rating_image6', 'links_rating_image7', 'links_rating_image8', 'links_rating_image9', 'weblogs_cacheminutes', 'comment_allowed_tags', 'search_engine_friendly_urls', 'default_geourl_lat', 'default_geourl_lon', 'use_default_geourl', 'weblogs_xml_url');
diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index b240deabfc..1871493385 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -1858,4 +1858,24 @@ function add_magic_quotes($array) {
 	return $array;
 }
 
-?>
+function wp_remote_fopen( $uri ) {
+	if ( function_exists('curl_init') ) {
+		$handle = curl_init();
+		curl_setopt ($handle, CURLOPT_URL, $uri);
+		curl_setopt ($handle, CURLOPT_CONNECTTIMEOUT, 1);
+		curl_setopt ($handle, CURLOPT_RETURNTRANSFER, 1);
+		$buffer = curl_exec($handle);
+		curl_close($handle);
+		return $buffer;
+	} else {
+		$fp = fopen( $uri, 'r' );
+		if ( !$fp )
+			return false;
+		$linea = '';
+		while( $remote_read = fread($fp, 4096) )
+			$linea .= $remote_read;
+		return $linea;
+	}	
+}
+
+?>
\ No newline at end of file
diff --git a/xmlrpc.php b/xmlrpc.php
index 058062f595..d586e538ff 100644
--- a/xmlrpc.php
+++ b/xmlrpc.php
@@ -1162,16 +1162,9 @@ class wp_xmlrpc_server extends IXR_Server {
 		sleep(1);
 
 		// Let's check the remote site
-		$fp = @fopen($pagelinkedfrom, 'r');
-		if (!$fp) {
-			// The source URI does not exist
+		$linea = wp_remote_fopen( $pagelinkedfrom );
+		if ( !$linea )
 	  		return new IXR_Error(16, 'The source URI does not exist.');
-		}
-
-		$puntero = 4096;
-		while($remote_read = fread($fp, $puntero)) {
-			$linea .= $remote_read;
-		}
 
 		// Work around bug in strip_tags():
 		$linea = str_replace('<!DOCTYPE','<DOCTYPE',$linea);
@@ -1179,7 +1172,7 @@ class wp_xmlrpc_server extends IXR_Server {
 		$linea = strip_all_but_one_link($linea, $pagelinkedto);
 		// I don't think we need this? -- emc3
 		//$linea = preg_replace('#&([^amp\;])#is', '&amp;$1', $linea);
-		if (empty($matchtitle)) {
+		if ( empty($matchtitle) ) {
 			preg_match('|<title>([^<]*?)</title>|is', $linea, $matchtitle);
 		}
 		$pos2 = strpos($linea, $pagelinkedto);