added pingback (now with accurate fault codes and more easily readable code), added aliases for metaweblog stuff that mimics blogger api

git-svn-id: http://svn.automattic.com/wordpress/trunk@1670 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
michelvaldrighi 2004-09-16 13:26:06 +00:00
parent c0de7fb232
commit 093993d920
1 changed files with 193 additions and 0 deletions

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@ -75,6 +75,7 @@ class wp_xmlrpc_server extends IXR_Server {
function wp_xmlrpc_server() { function wp_xmlrpc_server() {
$this->IXR_Server(array( $this->IXR_Server(array(
// Blogger API
'blogger.getUsersBlogs' => 'this:blogger_getUsersBlogs', 'blogger.getUsersBlogs' => 'this:blogger_getUsersBlogs',
'blogger.getUserInfo' => 'this:blogger_getUserInfo', 'blogger.getUserInfo' => 'this:blogger_getUserInfo',
'blogger.getPost' => 'this:blogger_getPost', 'blogger.getPost' => 'this:blogger_getPost',
@ -85,6 +86,7 @@ class wp_xmlrpc_server extends IXR_Server {
'blogger.editPost' => 'this:blogger_editPost', 'blogger.editPost' => 'this:blogger_editPost',
'blogger.deletePost' => 'this:blogger_deletePost', 'blogger.deletePost' => 'this:blogger_deletePost',
// MetaWeblog API
'metaWeblog.newPost' => 'this:mw_newPost', 'metaWeblog.newPost' => 'this:mw_newPost',
'metaWeblog.editPost' => 'this:mw_editPost', 'metaWeblog.editPost' => 'this:mw_editPost',
'metaWeblog.getPost' => 'this:mw_getPost', 'metaWeblog.getPost' => 'this:mw_getPost',
@ -92,6 +94,16 @@ class wp_xmlrpc_server extends IXR_Server {
'metaWeblog.getCategories' => 'this:mw_getCategories', 'metaWeblog.getCategories' => 'this:mw_getCategories',
'metaWeblog.newMediaObject' => 'this:mw_newMediaObject', 'metaWeblog.newMediaObject' => 'this:mw_newMediaObject',
// MetaWeblog API aliases for Blogger API
// see http://www.xmlrpc.com/stories/storyReader$2460
'metaWeblog.deletePost' => 'this:blogger_deletePost',
'metaWeblog.getTemplate' => 'this:blogger_getTemplate',
'metaWeblog.setTemplate' => 'this:blogger_setTemplate',
'metaWeblog.getUsersBlogs' => 'this:blogger_getUsersBlogs',
// PingBack
'pingback.ping' => 'this:pingback_ping',
'demo.sayHello' => 'this:sayHello', 'demo.sayHello' => 'this:sayHello',
'demo.addTwoNumbers' => 'this:addTwoNumbers' 'demo.addTwoNumbers' => 'this:addTwoNumbers'
)); ));
@ -913,6 +925,187 @@ class wp_xmlrpc_server extends IXR_Server {
return $categories_struct; return $categories_struct;
} }
/* PingBack functions
* specs on www.hixie.ch/specs/pingback/pingback
*/
/* pingback.ping gets a pingback and registers it */
function pingback_ping($args) {
// original code by Mort (http://mort.mine.nu:8080 -- site seems dead)
// refactored to return error codes and avoid deep ifififif headaches
global $wpdb, $wp_version;
$pagelinkedfrom = $args[0];
$pagelinkedto = $args[1];
$title = '';
$pagelinkedfrom = str_replace('&', '&', $pagelinkedfrom);
$pagelinkedto = preg_replace('#&([^amp\;])#is', '&$1', $pagelinkedto);
$error_code = -1;
// Check if the page linked to is in our site
$pos1 = strpos($pagelinkedto, str_replace('http://', '', str_replace('www.', '', get_settings('home'))));
if(!$pos1) {
return '0';
}
// let's find which post is linked to
$urltest = parse_url($pagelinkedto);
if ($post_ID = url_to_postid($pagelinkedto)) {
$way = 'url_to_postid()';
} elseif (preg_match('#p/[0-9]{1,}#', $urltest['path'], $match)) {
// the path defines the post_ID (archives/p/XXXX)
$blah = explode('/', $match[0]);
$post_ID = $blah[1];
$way = 'from the path';
} elseif (preg_match('#p=[0-9]{1,}#', $urltest['query'], $match)) {
// the querystring defines the post_ID (?p=XXXX)
$blah = explode('=', $match[0]);
$post_ID = $blah[1];
$way = 'from the querystring';
} elseif (isset($urltest['fragment'])) {
// an #anchor is there, it's either...
if (intval($urltest['fragment'])) {
// ...an integer #XXXX (simpliest case)
$post_ID = $urltest['fragment'];
$way = 'from the fragment (numeric)';
} elseif (preg_match('/post-[0-9]+/',$urltest['fragment'])) {
// ...a post id in the form 'post-###'
$post_ID = preg_replace('/[^0-9]+/', '', $urltest['fragment']);
$way = 'from the fragment (post-###)';
} elseif (is_string($urltest['fragment'])) {
// ...or a string #title, a little more complicated
$title = preg_replace('/[^a-zA-Z0-9]/', '.', $urltest['fragment']);
$sql = "SELECT ID FROM $wpdb->posts WHERE post_title RLIKE '$title'";
if (! ($post_ID = $wpdb->get_var($sql)) ) {
// returning unknown error '0' is better than die()ing
return '0';
}
$way = 'from the fragment (title)';
}
} else {
// TODO: Attempt to extract a post ID from the given URL
return '0x0021';
}
logIO("O","(PB) URI='$pagelinkedto' ID='$post_ID' Found='$way'");
$sql = 'SELECT post_author FROM '.$wpdb->posts.' WHERE ID = '.$post_ID;
$result = $wpdb->get_results($sql);
if (!$wpdb->num_rows) {
// Post_ID not found
return '0x0021';
}
// Let's check that the remote site didn't already pingback this entry
$sql = 'SELECT * FROM '.$wpdb->comments.'
WHERE comment_post_ID = '.$post_ID.'
AND comment_author_url = \''.$pagelinkedfrom.'\'
AND comment_type = \'pingback\'';
$result = $wpdb->get_results($sql);
//return($sql);
if ($wpdb->num_rows) {
// We already have a Pingback from this URL
return '0x0030';
}
// very stupid, but gives time to the 'from' server to publish !
sleep(1);
// Let's check the remote site
$fp = @fopen($pagelinkedfrom, 'r');
if (!$fp) {
// The source URI does not exist
return '0x0010';
}
$puntero = 4096;
while($remote_read = fread($fp, $puntero)) {
$linea .= $remote_read;
}
// Work around bug in strip_tags():
$linea = str_replace('<!DOCTYPE','<DOCTYPE',$linea);
$linea = strip_tags($linea, '<title><a>');
$linea = strip_all_but_one_link($linea, $pagelinkedto);
// I don't think we need this? -- emc3
//$linea = preg_replace('#&([^amp\;])#is', '&amp;$1', $linea);
if (empty($matchtitle)) {
preg_match('|<title>([^<]*?)</title>|is', $linea, $matchtitle);
}
$pos2 = strpos($linea, $pagelinkedto);
$pos3 = strpos($linea, str_replace('http://www.', 'http://', $pagelinkedto));
if (is_integer($pos2) || is_integer($pos3)) {
// The page really links to us :)
$pos4 = (is_integer($pos2)) ? $pos2 : $pos3;
$start = $pos4-100;
$context = substr($linea, $start, 250);
$context = str_replace("\n", ' ', $context);
$context = str_replace('&amp;', '&', $context);
}
fclose($fp);
if (empty($context)) {
// URL pattern not found
return '0x0011';
}
// Check if pings are on, inelegant exit
$pingstatus = $wpdb->get_var("SELECT ping_status FROM $wpdb->posts WHERE ID = $post_ID");
if ('closed' == $pingstatus) {
return '0x0021';
}
$pagelinkedfrom = preg_replace('#&([^amp\;])#is', '&amp;$1', $pagelinkedfrom);
$title = (!strlen($matchtitle[1])) ? $pagelinkedfrom : $matchtitle[1];
$original_context = strip_tags($context);
$context = '[...] ';
$context = htmlspecialchars($original_context);
$context .= ' [...]';
$original_pagelinkedfrom = $pagelinkedfrom;
$pagelinkedfrom = addslashes($pagelinkedfrom);
$original_title = $title;
$title = addslashes(strip_tags(trim($title)));
$user_ip = $_SERVER['REMOTE_ADDR'];
$user_agent = addslashes($_SERVER['HTTP_USER_AGENT']);
$now = current_time('mysql');
$now_gmt = current_time('mysql', 1);
// Check if the entry allows pings
if( !check_comment($title, '', $pagelinkedfrom, $context, $user_ip, $user_agent) ) {
return '0x0031';
}
$consulta = $wpdb->query("INSERT INTO $wpdb->comments
(comment_post_ID, comment_author, comment_author_url, comment_author_IP, comment_date, comment_date_gmt, comment_content, comment_approved, comment_agent, comment_type)
VALUES
($post_ID, '$title', '$pagelinkedfrom', '$user_ip', '$now', '$now_gmt', '$context', '1', '$user_agent', 'pingback')
");
$comment_ID = $wpdb->get_var('SELECT last_insert_id()');
if (get_settings('comments_notify')) {
wp_notify_postauthor($comment_ID, 'pingback');
}
do_action('pingback_post', $comment_ID);
return "Pingback from $pagelinkedfrom to $pagelinkedto registered. Keep the web talking! :-)";
}
} }