WordPress/xmlrpc.php

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<?php
define('XMLRPC_REQUEST', true);
// Some browser-embedded clients send cookies. We don't want them.
$_COOKIE = array();
# fix for mozBlog and other cases where '<?xml' isn't on the very first line
if ( isset($HTTP_RAW_POST_DATA) )
$HTTP_RAW_POST_DATA = trim($HTTP_RAW_POST_DATA);
include('./wp-config.php');
if ( isset( $_GET['rsd'] ) ) { // http://archipelago.phrasewise.com/rsd
header('Content-type: text/xml; charset=' . get_option('blog_charset'), true);
?>
<?php echo '<?xml version="1.0" encoding="'.get_option('blog_charset').'"?'.'>'; ?>
<rsd version="1.0" xmlns="http://archipelago.phrasewise.com/rsd">
<service>
<engineName>WordPress</engineName>
<engineLink>http://wordpress.org/</engineLink>
<homePageLink><?php bloginfo_rss('url') ?></homePageLink>
<apis>
<api name="Movable Type" blogID="1" preferred="true" apiLink="<?php bloginfo_rss('url') ?>/xmlrpc.php" />
<api name="MetaWeblog" blogID="1" preferred="false" apiLink="<?php bloginfo_rss('url') ?>/xmlrpc.php" />
<api name="Blogger" blogID="1" preferred="false" apiLink="<?php bloginfo_rss('url') ?>/xmlrpc.php" />
</apis>
</service>
</rsd>
<?php
exit;
}
include_once(ABSPATH . WPINC . '/class-IXR.php');
// Turn off all warnings and errors.
// error_reporting(0);
$post_default_title = ""; // posts submitted via the xmlrpc interface get that title
$xmlrpc_logging = 0;
function logIO($io,$msg) {
global $xmlrpc_logging;
if ($xmlrpc_logging) {
$fp = fopen("../xmlrpc.log","a+");
$date = gmdate("Y-m-d H:i:s ");
$iot = ($io == "I") ? " Input: " : " Output: ";
fwrite($fp, "\n\n".$date.$iot.$msg);
fclose($fp);
}
return true;
}
function starify($string) {
$i = strlen($string);
return str_repeat('*', $i);
}
if ( isset($HTTP_RAW_POST_DATA) )
logIO("I", $HTTP_RAW_POST_DATA);
class wp_xmlrpc_server extends IXR_Server {
function wp_xmlrpc_server() {
$this->methods = array(
// Blogger API
'blogger.getUsersBlogs' => 'this:blogger_getUsersBlogs',
'blogger.getUserInfo' => 'this:blogger_getUserInfo',
'blogger.getPost' => 'this:blogger_getPost',
'blogger.getRecentPosts' => 'this:blogger_getRecentPosts',
'blogger.getTemplate' => 'this:blogger_getTemplate',
'blogger.setTemplate' => 'this:blogger_setTemplate',
'blogger.newPost' => 'this:blogger_newPost',
'blogger.editPost' => 'this:blogger_editPost',
'blogger.deletePost' => 'this:blogger_deletePost',
// MetaWeblog API (with MT extensions to structs)
'metaWeblog.newPost' => 'this:mw_newPost',
'metaWeblog.editPost' => 'this:mw_editPost',
'metaWeblog.getPost' => 'this:mw_getPost',
'metaWeblog.getRecentPosts' => 'this:mw_getRecentPosts',
'metaWeblog.getCategories' => 'this:mw_getCategories',
'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',
// MovableType API
'mt.getCategoryList' => 'this:mt_getCategoryList',
'mt.getRecentPostTitles' => 'this:mt_getRecentPostTitles',
'mt.getPostCategories' => 'this:mt_getPostCategories',
'mt.setPostCategories' => 'this:mt_setPostCategories',
'mt.supportedMethods' => 'this:mt_supportedMethods',
'mt.supportedTextFilters' => 'this:mt_supportedTextFilters',
'mt.getTrackbackPings' => 'this:mt_getTrackbackPings',
'mt.publishPost' => 'this:mt_publishPost',
// PingBack
'pingback.ping' => 'this:pingback_ping',
'pingback.extensions.getPingbacks' => 'this:pingback_extensions_getPingbacks',
'demo.sayHello' => 'this:sayHello',
'demo.addTwoNumbers' => 'this:addTwoNumbers'
);
$this->methods = apply_filters('xmlrpc_methods', $this->methods);
$this->IXR_Server($this->methods);
}
function sayHello($args) {
return 'Hello!';
}
function addTwoNumbers($args) {
$number1 = $args[0];
$number2 = $args[1];
return $number1 + $number2;
}
function login_pass_ok($user_login, $user_pass) {
if (!user_pass_ok($user_login, $user_pass)) {
$this->error = new IXR_Error(403, 'Bad login/pass combination.');
return false;
}
return true;
}
function escape(&$array) {
global $wpdb;
foreach ( (array) $array as $k => $v ) {
if (is_array($v)) {
$this->escape($array[$k]);
} else if (is_object($v)) {
//skip
} else {
$array[$k] = $wpdb->escape($v);
}
}
}
/* Blogger API functions
* specs on http://plant.blogger.com/api and http://groups.yahoo.com/group/bloggerDev/
*/
/* blogger.getUsersBlogs will make more sense once we support multiple blogs */
function blogger_getUsersBlogs($args) {
$this->escape($args);
$user_login = $args[1];
$user_pass = $args[2];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
set_current_user(0, $user_login);
$is_admin = current_user_can('level_8');
$struct = array(
'isAdmin' => $is_admin,
'url' => get_option('home') . '/',
'blogid' => '1',
'blogName' => get_option('blogname')
);
return array($struct);
}
/* blogger.getUsersInfo gives your client some info about you, so you don't have to */
function blogger_getUserInfo($args) {
$this->escape($args);
$user_login = $args[1];
$user_pass = $args[2];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$user_data = get_userdatabylogin($user_login);
$struct = array(
'nickname' => $user_data->nickname,
'userid' => $user_data->ID,
'url' => $user_data->user_url,
'email' => $user_data->user_email,
'lastname' => $user_data->last_name,
'firstname' => $user_data->first_name
);
return $struct;
}
/* blogger.getPost ...gets a post */
function blogger_getPost($args) {
$this->escape($args);
$post_ID = $args[1];
$user_login = $args[2];
$user_pass = $args[3];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$user_data = get_userdatabylogin($user_login);
$post_data = wp_get_single_post($post_ID, ARRAY_A);
$categories = implode(',', wp_get_post_categories($post_ID));
$content = '<title>'.stripslashes($post_data['post_title']).'</title>';
$content .= '<category>'.$categories.'</category>';
$content .= stripslashes($post_data['post_content']);
$struct = array(
'userid' => $post_data['post_author'],
'dateCreated' => new IXR_Date(mysql2date('Ymd\TH:i:s', $post_data['post_date'])),
'content' => $content,
'postid' => $post_data['ID']
);
return $struct;
}
/* blogger.getRecentPosts ...gets recent posts */
function blogger_getRecentPosts($args) {
global $wpdb;
$this->escape($args);
$blog_ID = $args[1]; /* though we don't use it yet */
$user_login = $args[2];
$user_pass = $args[3];
$num_posts = $args[4];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$posts_list = wp_get_recent_posts($num_posts);
if (!$posts_list) {
$this->error = new IXR_Error(500, 'Either there are no posts, or something went wrong.');
return $this->error;
}
foreach ($posts_list as $entry) {
$post_date = mysql2date('Ymd\TH:i:s', $entry['post_date']);
$categories = implode(',', wp_get_post_categories($entry['ID']));
$content = '<title>'.stripslashes($entry['post_title']).'</title>';
$content .= '<category>'.$categories.'</category>';
$content .= stripslashes($entry['post_content']);
$struct[] = array(
'userid' => $entry['post_author'],
'dateCreated' => new IXR_Date($post_date),
'content' => $content,
'postid' => $entry['ID'],
);
}
$recent_posts = array();
for ($j=0; $j<count($struct); $j++) {
array_push($recent_posts, $struct[$j]);
}
return $recent_posts;
}
/* blogger.getTemplate returns your blog_filename */
function blogger_getTemplate($args) {
$this->escape($args);
$blog_ID = $args[1];
$user_login = $args[2];
$user_pass = $args[3];
$template = $args[4]; /* could be 'main' or 'archiveIndex', but we don't use it */
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
set_current_user(0, $user_login);
if ( !current_user_can('edit_themes') ) {
return new IXR_Error(401, 'Sorry, this user can not edit the template.');
}
/* warning: here we make the assumption that the weblog's URL is on the same server */
$filename = get_option('home') . '/';
$filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);
$f = fopen($filename, 'r');
$content = fread($f, filesize($filename));
fclose($f);
/* so it is actually editable with a windows/mac client */
// FIXME: (or delete me) do we really want to cater to bad clients at the expense of good ones by BEEPing up their line breaks? commented. $content = str_replace("\n", "\r\n", $content);
return $content;
}
/* blogger.setTemplate updates the content of blog_filename */
function blogger_setTemplate($args) {
$this->escape($args);
$blog_ID = $args[1];
$user_login = $args[2];
$user_pass = $args[3];
$content = $args[4];
$template = $args[5]; /* could be 'main' or 'archiveIndex', but we don't use it */
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
set_current_user(0, $user_login);
if ( !current_user_can('edit_themes') ) {
return new IXR_Error(401, 'Sorry, this user can not edit the template.');
}
/* warning: here we make the assumption that the weblog's URL is on the same server */
$filename = get_option('home') . '/';
$filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);
if ($f = fopen($filename, 'w+')) {
fwrite($f, $content);
fclose($f);
} else {
return new IXR_Error(500, 'Either the file is not writable, or something wrong happened. The file has not been updated.');
}
return true;
}
/* blogger.newPost ...creates a new post */
function blogger_newPost($args) {
global $wpdb;
$this->escape($args);
$blog_ID = $args[1]; /* though we don't use it yet */
$user_login = $args[2];
$user_pass = $args[3];
$content = $args[4];
$publish = $args[5];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$cap = ($publish) ? 'publish_posts' : 'edit_posts';
$user = set_current_user(0, $user_login);
if ( !current_user_can($cap) )
return new IXR_Error(401, 'Sorry, you can not post on this weblog or category.');
$post_status = ($publish) ? 'publish' : 'draft';
$post_author = $user->ID;
$post_title = xmlrpc_getposttitle($content);
$post_category = xmlrpc_getpostcategory($content);
$post_content = xmlrpc_removepostdata($content);
$post_date = current_time('mysql');
$post_date_gmt = current_time('mysql', 1);
$post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status');
$post_ID = wp_insert_post($post_data);
if (!$post_ID) {
return new IXR_Error(500, 'Sorry, your entry could not be posted. Something wrong happened.');
}
logIO('O', "Posted ! ID: $post_ID");
return $post_ID;
}
/* blogger.editPost ...edits a post */
function blogger_editPost($args) {
global $wpdb;
$this->escape($args);
$post_ID = $args[1];
$user_login = $args[2];
$user_pass = $args[3];
$content = $args[4];
$publish = $args[5];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$actual_post = wp_get_single_post($post_ID,ARRAY_A);
if (!$actual_post) {
return new IXR_Error(404, 'Sorry, no such post.');
}
$this->escape($actual_post);
set_current_user(0, $user_login);
if ( !current_user_can('edit_post', $post_ID) )
return new IXR_Error(401, 'Sorry, you do not have the right to edit this post.');
extract($actual_post);
$post_title = xmlrpc_getposttitle($content);
$post_category = xmlrpc_getpostcategory($content);
$post_content = xmlrpc_removepostdata($content);
$postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt');
$result = wp_update_post($postdata);
if (!$result) {
return new IXR_Error(500, 'For some strange yet very annoying reason, this post could not be edited.');
}
return true;
}
/* blogger.deletePost ...deletes a post */
function blogger_deletePost($args) {
global $wpdb;
$this->escape($args);
$post_ID = $args[1];
$user_login = $args[2];
$user_pass = $args[3];
$publish = $args[4];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$actual_post = wp_get_single_post($post_ID,ARRAY_A);
if (!$actual_post) {
return new IXR_Error(404, 'Sorry, no such post.');
}
set_current_user(0, $user_login);
if ( !current_user_can('edit_post', $post_ID) )
return new IXR_Error(401, 'Sorry, you do not have the right to delete this post.');
$result = wp_delete_post($post_ID);
if (!$result) {
return new IXR_Error(500, 'For some strange yet very annoying reason, this post could not be deleted.');
}
return true;
}
/* MetaWeblog API functions
* specs on wherever Dave Winer wants them to be
*/
/* metaweblog.newPost creates a post */
function mw_newPost($args) {
global $wpdb, $post_default_category;
$this->escape($args);
$blog_ID = $args[0]; // we will support this in the near future
$user_login = $args[1];
$user_pass = $args[2];
$content_struct = $args[3];
$publish = $args[4];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$user = set_current_user(0, $user_login);
if ( !current_user_can('publish_posts') )
return new IXR_Error(401, 'Sorry, you can not post on this weblog or category.');
$post_author = $user->ID;
$post_title = $content_struct['title'];
$post_content = apply_filters( 'content_save_pre', $content_struct['description'] );
$post_status = $publish ? 'publish' : 'draft';
$post_excerpt = $content_struct['mt_excerpt'];
$post_more = $content_struct['mt_text_more'];
$comment_status = (empty($content_struct['mt_allow_comments'])) ?
get_option('default_comment_status')
: $content_struct['mt_allow_comments'];
$ping_status = (empty($content_struct['mt_allow_pings'])) ?
get_option('default_ping_status')
: $content_struct['mt_allow_pings'];
if ($post_more) {
$post_content = $post_content . "\n<!--more-->\n" . $post_more;
}
$to_ping = $content_struct['mt_tb_ping_urls'];
// Do some timestamp voodoo
$dateCreatedd = $content_struct['dateCreated'];
if (!empty($dateCreatedd)) {
$dateCreated = $dateCreatedd->getIso();
$post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
$post_date_gmt = iso8601_to_datetime($dateCreated, GMT);
} else {
$post_date = current_time('mysql');
$post_date_gmt = current_time('mysql', 1);
}
$catnames = $content_struct['categories'];
logIO('O', 'Post cats: ' . printr($catnames,true));
$post_category = array();
if (is_array($catnames)) {
foreach ($catnames as $cat) {
$post_category[] = get_cat_ID($cat);
}
}
// We've got all the data -- post it:
$postdata = compact('post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'comment_status', 'ping_status', 'to_ping');
$post_ID = wp_insert_post($postdata);
if (!$post_ID) {
return new IXR_Error(500, 'Sorry, your entry could not be posted. Something wrong happened.');
}
logIO('O', "Posted ! ID: $post_ID");
return strval($post_ID);
}
/* metaweblog.editPost ...edits a post */
function mw_editPost($args) {
global $wpdb, $post_default_category;
$this->escape($args);
$post_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$content_struct = $args[3];
$publish = $args[4];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
set_current_user(0, $user_login);
if ( !current_user_can('edit_post', $post_ID) )
return new IXR_Error(401, 'Sorry, you can not edit this post.');
$postdata = wp_get_single_post($post_ID, ARRAY_A);
extract($postdata);
$this->escape($postdata);
$post_title = $content_struct['title'];
$post_content = apply_filters( 'content_save_pre', $content_struct['description'] );
$catnames = $content_struct['categories'];
$post_category = array();
if (is_array($catnames)) {
foreach ($catnames as $cat) {
$post_category[] = get_cat_ID($cat);
}
}
$post_excerpt = $content_struct['mt_excerpt'];
$post_more = $content_struct['mt_text_more'];
$post_status = $publish ? 'publish' : 'draft';
if ($post_more) {
$post_content = $post_content . "\n<!--more-->\n" . $post_more;
}
$to_ping = $content_struct['mt_tb_ping_urls'];
$comment_status = (empty($content_struct['mt_allow_comments'])) ?
get_option('default_comment_status')
: $content_struct['mt_allow_comments'];
$ping_status = (empty($content_struct['mt_allow_pings'])) ?
get_option('default_ping_status')
: $content_struct['mt_allow_pings'];
// Do some timestamp voodoo
$dateCreatedd = $content_struct['dateCreated'];
if (!empty($dateCreatedd)) {
$dateCreated = $dateCreatedd->getIso();
$post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
$post_date_gmt = iso8601_to_datetime($dateCreated, GMT);
} else {
$post_date = $postdata['post_date'];
$post_date_gmt = $postdata['post_date_gmt'];
}
// We've got all the data -- post it:
$newpost = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'comment_status', 'ping_status', 'post_date', 'post_date_gmt', 'to_ping');
$result = wp_update_post($newpost);
if (!$result) {
return new IXR_Error(500, 'Sorry, your entry could not be edited. Something wrong happened.');
}
logIO('O',"(MW) Edited ! ID: $post_ID");
return true;
}
/* metaweblog.getPost ...returns a post */
function mw_getPost($args) {
global $wpdb;
$this->escape($args);
$post_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$postdata = wp_get_single_post($post_ID, ARRAY_A);
if ($postdata['post_date'] != '') {
$post_date = mysql2date('Ymd\TH:i:s', $postdata['post_date']);
$categories = array();
$catids = wp_get_post_categories($post_ID);
foreach($catids as $catid) {
$categories[] = get_cat_name($catid);
}
$post = get_extended($postdata['post_content']);
$link = post_permalink($postdata['ID']);
$allow_comments = ('open' == $postdata['comment_status']) ? 1 : 0;
$allow_pings = ('open' == $postdata['ping_status']) ? 1 : 0;
$resp = array(
'dateCreated' => new IXR_Date($post_date),
'userid' => $postdata['post_author'],
'postid' => $postdata['ID'],
'description' => $post['main'],
'title' => $postdata['post_title'],
'link' => $link,
'permaLink' => $link,
// commented out because no other tool seems to use this
// 'content' => $entry['post_content'],
'categories' => $categories,
'mt_excerpt' => $postdata['post_excerpt'],
'mt_text_more' => $post['extended'],
'mt_allow_comments' => $allow_comments,
'mt_allow_pings' => $allow_pings
);
return $resp;
} else {
return new IXR_Error(404, 'Sorry, no such post.');
}
}
/* metaweblog.getRecentPosts ...returns recent posts */
function mw_getRecentPosts($args) {
$this->escape($args);
$blog_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$num_posts = $args[3];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$posts_list = wp_get_recent_posts($num_posts);
if (!$posts_list) {
$this->error = new IXR_Error(500, 'Either there are no posts, or something went wrong.');
return $this->error;
}
foreach ($posts_list as $entry) {
$post_date = mysql2date('Ymd\TH:i:s', $entry['post_date']);
$categories = array();
$catids = wp_get_post_categories($entry['ID']);
foreach($catids as $catid) {
$categories[] = get_cat_name($catid);
}
$post = get_extended($entry['post_content']);
$link = post_permalink($entry['ID']);
$allow_comments = ('open' == $entry['comment_status']) ? 1 : 0;
$allow_pings = ('open' == $entry['ping_status']) ? 1 : 0;
$struct[] = array(
'dateCreated' => new IXR_Date($post_date),
'userid' => $entry['post_author'],
'postid' => $entry['ID'],
'description' => $post['main'],
'title' => $entry['post_title'],
'link' => $link,
'permaLink' => $link,
// commented out because no other tool seems to use this
// 'content' => $entry['post_content'],
'categories' => $categories,
'mt_excerpt' => $entry['post_excerpt'],
'mt_text_more' => $post['extended'],
'mt_allow_comments' => $allow_comments,
'mt_allow_pings' => $allow_pings
);
}
$recent_posts = array();
for ($j=0; $j<count($struct); $j++) {
array_push($recent_posts, $struct[$j]);
}
return $recent_posts;
}
/* metaweblog.getCategories ...returns the list of categories on a given weblog */
function mw_getCategories($args) {
global $wpdb;
$this->escape($args);
$blog_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$categories_struct = array();
// FIXME: can we avoid using direct SQL there?
if ($cats = $wpdb->get_results("SELECT cat_ID,cat_name FROM $wpdb->categories", ARRAY_A)) {
foreach ($cats as $cat) {
$struct['categoryId'] = $cat['cat_ID'];
$struct['description'] = $cat['cat_name'];
$struct['categoryName'] = $cat['cat_name'];
$struct['htmlUrl'] = wp_specialchars(get_category_link($cat['cat_ID']));
$struct['rssUrl'] = wp_specialchars(get_category_rss_link(false, $cat['cat_ID'], $cat['cat_name']));
$categories_struct[] = $struct;
}
}
return $categories_struct;
}
/* metaweblog.newMediaObject uploads a file, following your settings */
function mw_newMediaObject($args) {
// adapted from a patch by Johann Richard
// http://mycvs.org/archives/2004/06/30/file-upload-to-wordpress-in-ecto/
global $wpdb;
$blog_ID = $wpdb->escape($args[0]);
$user_login = $wpdb->escape($args[1]);
$user_pass = $wpdb->escape($args[2]);
$data = $args[3];
$name = $data['name'];
$type = $data['type'];
$bits = $data['bits'];
logIO('O', '(MW) Received '.strlen($bits).' bytes');
if ( !$this->login_pass_ok($user_login, $user_pass) )
return $this->error;
set_current_user(0, $user_login);
if ( !current_user_can('upload_files') ) {
logIO('O', '(MW) User does not have upload_files capability');
$this->error = new IXR_Error(401, 'You are not allowed to upload files to this site.');
return $this->error;
}
$upload = wp_upload_bits($name, $type, $bits);
if ( ! empty($upload['error']) ) {
logIO('O', '(MW) Could not write file '.$name);
return new IXR_Error(500, 'Could not write file '.$name);
}
return array('url' => $upload['url']);
}
/* MovableType API functions
* specs on http://www.movabletype.org/docs/mtmanual_programmatic.html
*/
/* mt.getRecentPostTitles ...returns recent posts' titles */
function mt_getRecentPostTitles($args) {
$this->escape($args);
$blog_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$num_posts = $args[3];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$posts_list = wp_get_recent_posts($num_posts);
if (!$posts_list) {
$this->error = new IXR_Error(500, 'Either there are no posts, or something went wrong.');
return $this->error;
}
foreach ($posts_list as $entry) {
$post_date = mysql2date('Ymd\TH:i:s', $entry['post_date']);
$struct[] = array(
'dateCreated' => new IXR_Date($post_date),
'userid' => $entry['post_author'],
'postid' => $entry['ID'],
'title' => $entry['post_title'],
);
}
$recent_posts = array();
for ($j=0; $j<count($struct); $j++) {
array_push($recent_posts, $struct[$j]);
}
return $recent_posts;
}
/* mt.getCategoryList ...returns the list of categories on a given weblog */
function mt_getCategoryList($args) {
global $wpdb;
$this->escape($args);
$blog_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$categories_struct = array();
// FIXME: can we avoid using direct SQL there?
if ($cats = $wpdb->get_results("SELECT cat_ID, cat_name FROM $wpdb->categories", ARRAY_A)) {
foreach ($cats as $cat) {
$struct['categoryId'] = $cat['cat_ID'];
$struct['categoryName'] = $cat['cat_name'];
$categories_struct[] = $struct;
}
}
return $categories_struct;
}
/* mt.getPostCategories ...returns a post's categories */
function mt_getPostCategories($args) {
$this->escape($args);
$post_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$categories = array();
$catids = wp_get_post_categories(intval($post_ID));
// first listed category will be the primary category
$isPrimary = true;
foreach($catids as $catid) {
$categories[] = array(
'categoryName' => get_cat_name($catid),
'categoryId' => $catid,
'isPrimary' => $isPrimary
);
$isPrimary = false;
}
return $categories;
}
/* mt.setPostCategories ...sets a post's categories */
function mt_setPostCategories($args) {
$this->escape($args);
$post_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$categories = $args[3];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
set_current_user(0, $user_login);
if ( !current_user_can('edit_post', $post_ID) )
return new IXR_Error(401, 'Sorry, you can not edit this post.');
foreach($categories as $cat) {
$catids[] = $cat['categoryId'];
}
wp_set_post_categories($post_ID, $catids);
return true;
}
/* mt.supportedMethods ...returns an array of methods supported by this server */
function mt_supportedMethods($args) {
$supported_methods = array();
foreach($this->methods as $key=>$value) {
$supported_methods[] = $key;
}
return $supported_methods;
}
/* mt.supportedTextFilters ...returns an empty array because we don't
support per-post text filters yet */
function mt_supportedTextFilters($args) {
return array();
}
/* mt.getTrackbackPings ...returns trackbacks sent to a given post */
function mt_getTrackbackPings($args) {
global $wpdb;
$post_ID = intval($args);
$actual_post = wp_get_single_post($post_ID, ARRAY_A);
if (!$actual_post) {
return new IXR_Error(404, 'Sorry, no such post.');
}
$comments = $wpdb->get_results("SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = $post_ID");
if (!$comments) {
return array();
}
$trackback_pings = array();
foreach($comments as $comment) {
if ( 'trackback' == $comment->comment_type ) {
$content = $comment->comment_content;
$title = substr($content, 8, (strpos($content, '</strong>') - 8));
$trackback_pings[] = array(
'pingTitle' => $title,
'pingURL' => $comment->comment_author_url,
'pingIP' => $comment->comment_author_IP
);
}
}
return $trackback_pings;
}
/* mt.publishPost ...sets a post's publish status to 'publish' */
function mt_publishPost($args) {
$this->escape($args);
$post_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
set_current_user(0, $user_login);
if ( !current_user_can('edit_post', $post_ID) )
return new IXR_Error(401, 'Sorry, you can not edit this post.');
$postdata = wp_get_single_post($post_ID,ARRAY_A);
$postdata['post_status'] = 'publish';
// retain old cats
$cats = wp_get_post_categories($post_ID);
$postdata['post_category'] = $cats;
$this->escape($postdata);
$result = wp_update_post($postdata);
return $result;
}
/* PingBack functions
* specs on www.hixie.ch/specs/pingback/pingback
*/
/* pingback.ping gets a pingback and registers it */
function pingback_ping($args) {
global $wpdb, $wp_version;
$this->escape($args);
$pagelinkedfrom = $args[0];
$pagelinkedto = $args[1];
$title = '';
$pagelinkedfrom = str_replace('&amp;', '&', $pagelinkedfrom);
$pagelinkedto = preg_replace('#&([^amp\;])#is', '&amp;$1', $pagelinkedto);
$error_code = -1;
// Check if the page linked to is in our site
$pos1 = strpos($pagelinkedto, str_replace(array('http://www.','http://','https://www.','https://'), '', get_option('home')));
if( !$pos1 )
return new IXR_Error(0, 'Is there no link to us?');
// let's find which post is linked to
// FIXME: does url_to_postid() cover all these cases already?
// if so, then let's use it and drop the old code.
$urltest = parse_url($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-z0-9]/i', '.', $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 new IXR_Error(0, '');
}
$way = 'from the fragment (title)';
}
} else {
// TODO: Attempt to extract a post ID from the given URL
return new IXR_Error(33, 'The specified target URL cannot be used as a target. It either doesn\'t exist, or it is not a pingback-enabled resource.');
}
$post_ID = (int) $post_ID;
logIO("O","(PB) URL='$pagelinkedto' ID='$post_ID' Found='$way'");
$post = get_post($post_ID);
if ( !$post ) // Post_ID not found
return new IXR_Error(33, 'The specified target URL cannot be used as a target. It either doesn\'t exist, or it is not a pingback-enabled resource.');
if ( $post_ID == url_to_postid($pagelinkedfrom) )
return new IXR_Error(0, 'The source URL and the target URL cannot both point to the same resource.');
// Check if pings are on
if ( 'closed' == $post->ping_status )
return new IXR_Error(33, 'The specified target URL cannot be used as a target. It either doesn\'t exist, or it is not a pingback-enabled resource.');
// Let's check that the remote site didn't already pingback this entry
$result = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE comment_post_ID = '$post_ID' AND comment_author_url = '$pagelinkedfrom'");
if ( $wpdb->num_rows ) // We already have a Pingback from this URL
return new IXR_Error(48, 'The pingback has already been registered.');
// very stupid, but gives time to the 'from' server to publish !
sleep(1);
// Let's check the remote site
$linea = wp_remote_fopen( $pagelinkedfrom );
if ( !$linea )
return new IXR_Error(16, 'The source URL does not exist.');
// Work around bug in strip_tags():
$linea = str_replace('<!DOC', '<DOC', $linea);
$linea = preg_replace( '/[\s\r\n\t]+/', ' ', $linea ); // normalize spaces
$linea = preg_replace( "/ <(h1|h2|h3|h4|h5|h6|p|th|td|li|dt|dd|pre|caption|input|textarea|button|body)[^>]*>/", "\n\n", $linea );
preg_match('|<title>([^<]*?)</title>|is', $linea, $matchtitle);
$title = $matchtitle[1];
if ( empty( $title ) )
return new IXR_Error(32, 'We cannot find a title on that page.');
$linea = strip_tags( $linea, '<a>' ); // just keep the tag we need
$p = explode( "\n\n", $linea );
$sem_regexp_pb = "/(\\/|\\\|\*|\?|\+|\.|\^|\\$|\(|\)|\[|\]|\||\{|\})/";
$sem_regexp_fix = "\\\\$1";
$link = preg_replace( $sem_regexp_pb, $sem_regexp_fix, $pagelinkedfrom );
$finished = false;
foreach ( $p as $para ) {
if ( $finished )
continue;
if ( strstr( $para, $pagelinkedto ) ) {
$context = preg_replace( "/.*<a[^>]+".$link."[^>]*>([^>]+)<\/a>.*/", "$1", $para );
$excerpt = strip_tags( $para );
$excerpt = trim( $excerpt );
$use = preg_quote( $context );
$excerpt = preg_replace("|.*?\s(.{0,100}$use.{0,100})\s|s", "$1", $excerpt);
$finished = true;
}
}
if ( empty($context) ) // URL pattern not found
return new IXR_Error(17, 'The source URL does not contain a link to the target URL, and so cannot be used as a source.');
$pagelinkedfrom = preg_replace('#&([^amp\;])#is', '&amp;$1', $pagelinkedfrom);
$context = '[...] ' . wp_specialchars( $excerpt ) . ' [...]';
$original_pagelinkedfrom = $pagelinkedfrom;
$pagelinkedfrom = $wpdb->escape( $pagelinkedfrom );
$original_title = $title;
$comment_post_ID = (int) $post_ID;
$comment_author = $title;
$this->escape($comment_author);
$comment_author_url = $pagelinkedfrom;
$comment_content = $context;
$this->escape($comment_content);
$comment_type = 'pingback';
$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_content', 'comment_type');
wp_new_comment($commentdata);
do_action('pingback_post', $wpdb->insert_id);
return "Pingback from $pagelinkedfrom to $pagelinkedto registered. Keep the web talking! :-)";
}
/* pingback.extensions.getPingbacks returns an array of URLs
that pingbacked the given URL
specs on http://www.aquarionics.com/misc/archives/blogite/0198.html */
function pingback_extensions_getPingbacks($args) {
global $wpdb;
$this->escape($args);
$url = $args;
$post_ID = url_to_postid($url);
if (!$post_ID) {
// We aren't sure that the resource is available and/or pingback enabled
return new IXR_Error(33, 'The specified target URL cannot be used as a target. It either doesn\'t exist, or it is not a pingback-enabled resource.');
}
$actual_post = wp_get_single_post($post_ID, ARRAY_A);
if (!$actual_post) {
// No such post = resource not found
return new IXR_Error(32, 'The specified target URL does not exist.');
}
$comments = $wpdb->get_results("SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = $post_ID");
if (!$comments) {
return array();
}
$pingbacks = array();
foreach($comments as $comment) {
if ( 'pingback' == $comment->comment_type )
$pingbacks[] = $comment->comment_author_url;
}
return $pingbacks;
}
}
$wp_xmlrpc_server = new wp_xmlrpc_server();
?>