WordPress/xmlrpc.php

1926 lines
54 KiB
PHP

<?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="WordPress" blogID="1" preferred="false" apiLink="<?php bloginfo_rss('url') ?>/xmlrpc.php" />
<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 . 'wp-admin/admin-functions.php');
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(
// WordPress API
'wp.getPage' => 'this:wp_getPage',
'wp.getPages' => 'this:wp_getPages',
'wp.newPage' => 'this:wp_newPage',
'wp.deletePage' => 'this:wp_deletePage',
'wp.editPage' => 'this:wp_editPage',
'wp.getPageList' => 'this:wp_getPageList',
'wp.getAuthors' => 'this:wp_getAuthors',
'wp.getCategories' => 'this:mw_getCategories', // Alias
'wp.newCategory' => 'this:wp_newCategory',
'wp.suggestCategories' => 'this:wp_suggestCategories',
'wp.uploadFile' => 'this:mw_newMediaObject', // Alias
// 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 $wpdb;
if(!is_array($array)) {
return($wpdb->escape($array));
}
else {
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);
}
}
}
}
/**
* WordPress XML-RPC API
* wp_getPage
*/
function wp_getPage($args) {
$this->escape($args);
$blog_id = (int) $args[0];
$page_id = (int) $args[1];
$username = $args[2];
$password = $args[3];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Lookup page info.
$page = get_page($page_id);
// If we found the page then format the data.
if($page->ID && ($page->post_type == "page")) {
// Get all of the page content and link.
$full_page = get_extended($page->post_content);
$link = post_permalink($page->ID);
// Get info the page parent if there is one.
$parent_title = "";
if(!empty($page->post_parent)) {
$parent = get_page($page->post_parent);
$parent_title = $parent->post_title;
}
// Determine comment and ping settings.
$allow_comments = ("open" == $page->comment_status) ? 1 : 0;
$allow_pings = ("open" == $page->ping_status) ? 1 : 0;
// Format page date.
$page_date = mysql2date("Ymd\TH:i:s", $page->post_date);
// Pull the categories info together.
$categories = array();
foreach(wp_get_post_categories($page->ID) as $cat_id) {
$categories[] = get_cat_name($cat_id);
}
// Get the author info.
$author = get_userdata($page->post_author);
$page_struct = array(
"dateCreated" => new IXR_Date($page_date),
"userid" => $page->post_author,
"page_id" => $page->ID,
"page_status" => $page->post_status,
"description" => $full_page["main"],
"title" => $page->post_title,
"link" => $link,
"permaLink" => $link,
"categories" => $categories,
"excerpt" => $page->post_excerpt,
"text_more" => $full_page["extended"],
"mt_allow_comments" => $allow_comments,
"mt_allow_pings" => $allow_pings,
"wp_slug" => $page->post_name,
"wp_password" => $page->post_password,
"wp_author" => $author->display_name,
"wp_page_parent_id" => $page->post_parent,
"wp_page_parent_title" => $parent_title,
"wp_page_order" => $page->menu_order,
"wp_author_id" => $author->ID,
"wp_author_display_name" => $author->display_name
);
return($page_struct);
}
// If the page doesn't exist indicate that.
else {
return(new IXR_Error(404, __("Sorry, no such page.")));
}
}
/**
* WordPress XML-RPC API
* wp_getPages
*/
function wp_getPages($args) {
$this->escape($args);
$blog_id = (int) $args[0];
$username = $args[1];
$password = $args[2];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Lookup info on pages.
$pages = get_pages();
$num_pages = count($pages);
// If we have pages, put together their info.
if($num_pages >= 1) {
$pages_struct = array();
for($i = 0; $i < $num_pages; $i++) {
$page = wp_xmlrpc_server::wp_getPage(array(
$blog_id, $pages[$i]->ID, $username, $password
));
$pages_struct[] = $page;
}
return($pages_struct);
}
// If no pages were found return an error.
else {
return(array());
}
}
/**
* WordPress XML-RPC API
* wp_newPage
*/
function wp_newPage($args) {
// Items not escaped here will be escaped in newPost.
$username = $this->escape($args[1]);
$password = $this->escape($args[2]);
$page = $args[3];
$publish = $args[4];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Set the user context and check if they are allowed
// to add new pages.
$user = set_current_user(0, $username);
if(!current_user_can("publish_pages")) {
return(new IXR_Error(401, __("Sorry, you can not add new pages.")));
}
// Mark this as content for a page.
$args[3]["post_type"] = "page";
// Let mw_newPost do all of the heavy lifting.
return($this->mw_newPost($args));
}
/**
* WordPress XML-RPC API
* wp_deletePage
*/
function wp_deletePage($args) {
$this->escape($args);
$blog_id = (int) $args[0];
$username = $args[1];
$password = $args[2];
$page_id = (int) $args[3];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Get the current page based on the page_id and
// make sure it is a page and not a post.
$actual_page = wp_get_single_post($page_id, ARRAY_A);
if(
!$actual_page
|| ($actual_page["post_type"] != "page")
) {
return(new IXR_Error(404, __("Sorry, no such page.")));
}
// Set the user context and make sure they can delete pages.
set_current_user(0, $username);
if(!current_user_can("delete_page", $page_id)) {
return(new IXR_Error(401, __("Sorry, you do not have the right to delete this page.")));
}
// Attempt to delete the page.
$result = wp_delete_post($page_id);
if(!$result) {
return(new IXR_Error(500, __("Failed to delete the page.")));
}
return(true);
}
/**
* WordPress XML-RPC API
* wp_editPage
*/
function wp_editPage($args) {
// Items not escaped here will be escaped in editPost.
$blog_id = (int) $args[0];
$page_id = (int) $this->escape($args[1]);
$username = $this->escape($args[2]);
$password = $this->escape($args[3]);
$content = $args[4];
$publish = $args[5];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Get the page data and make sure it is a page.
$actual_page = wp_get_single_post($page_id, ARRAY_A);
if(
!$actual_page
|| ($actual_page["post_type"] != "page")
) {
return(new IXR_Error(404, __("Sorry, no such page.")));
}
// Set the user context and make sure they are allowed to edit pages.
set_current_user(0, $username);
if(!current_user_can("edit_page", $page_id)) {
return(new IXR_Error(401, __("Sorry, you do not have the right to edit this page.")));
}
// Mark this as content for a page.
$content["post_type"] = "page";
// Arrange args in the way mw_editPost understands.
$args = array(
$page_id,
$username,
$password,
$content,
$publish
);
// Let mw_editPost do all of the heavy lifting.
return($this->mw_editPost($args));
}
/**
* WordPress XML-RPC API
* wp_getPageList
*/
function wp_getPageList($args) {
global $wpdb;
$this->escape($args);
$blog_id = (int) $args[0];
$username = $args[1];
$password = $args[2];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Get list of pages ids and titles
$page_list = $wpdb->get_results("
SELECT ID page_id,
post_title page_title,
post_parent page_parent_id,
post_date
FROM {$wpdb->posts}
WHERE post_type = 'page'
ORDER BY ID
");
// The date needs to be formated properly.
$num_pages = count($page_list);
for($i = 0; $i < $num_pages; $i++) {
$post_date = mysql2date("Ymd\TH:i:s", $page_list[$i]->post_date);
$page_list[$i]->dateCreated = new IXR_Date($post_date);
unset($page_list[$i]->post_date);
}
return($page_list);
}
/**
* WordPress XML-RPC API
* wp_getAuthors
*/
function wp_getAuthors($args) {
global $wpdb;
$this->escape($args);
$blog_id = (int) $args[0];
$username = $args[1];
$password = $args[2];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
return(get_users_of_blog());
}
/**
* WordPress XML-RPC API
* wp_newCategory
*/
function wp_newCategory($args) {
$this->escape($args);
$blog_id = (int) $args[0];
$username = $args[1];
$password = $args[2];
$category = $args[3];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Set the user context and make sure they are
// allowed to add a category.
set_current_user(0, $username);
if(!current_user_can("manage_categories", $page_id)) {
return(new IXR_Error(401, __("Sorry, you do not have the right to add a category.")));
}
// We need this to make use of the wp_insert_category()
// funciton.
require_once(ABSPATH . "wp-admin/admin-db.php");
// If no slug was provided make it empty so that
// WordPress will generate one.
if(empty($category["slug"])) {
$category["slug"] = "";
}
// If no parent_id was provided make it empty
// so that it will be a top level page (no parent).
if ( !isset($category["parent_id"]) )
$category["parent_id"] = "";
// If no description was provided make it empty.
if(empty($category["description"])) {
$category["description"] = "";
}
$new_category = array(
"cat_name" => $category["name"],
"category_nicename" => $category["slug"],
"category_parent" => $category["parent_id"],
"category_description" => $category["description"]
);
$cat_id = wp_insert_category($new_category);
if(!$cat_id) {
return(new IXR_Error(500, __("Sorry, the new category failed.")));
}
return($cat_id);
}
/**
* WordPress XML-RPC API
* wp_suggestCategories
*/
function wp_suggestCategories($args) {
global $wpdb;
$this->escape($args);
$blog_id = (int) $args[0];
$username = $args[1];
$password = $args[2];
$category = $args[3];
$max_results = $args[4];
if(!$this->login_pass_ok($username, $password)) {
return($this->error);
}
// Only set a limit if one was provided.
$limit = "";
if(!empty($max_results)) {
$limit = "LIMIT {$max_results}";
}
$category_suggestions = $wpdb->get_results("
SELECT cat_ID category_id,
cat_name category_name
FROM {$wpdb->categories}
WHERE cat_name LIKE '{$category}%'
{$limit}
");
return($category_suggestions);
}
/* Blogger API functions
* specs on http://plant.blogger.com/api and http://groups.yahoo.com/group/bloggerDev/
*/
/* blogger.getUsersBlogs will make more sense once we support multiple blogs */
function blogger_getUsersBlogs($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 = (int) $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 = (int) $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 = (int) $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 = (int) $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 = (int) $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.'));
}
$this->attach_uploads( $post_ID, $post_content );
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 = (int) $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);
if ( ('publish' == $post_status) && !current_user_can('publish_posts') )
return new IXR_Error(401, __('Sorry, you do not have the right to publish this 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.'));
}
$this->attach_uploads( $ID, $post_content );
return true;
}
/* blogger.deletePost ...deletes a post */
function blogger_deletePost($args) {
global $wpdb;
$this->escape($args);
$post_ID = (int) $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 = (int) $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.'));
// The post_type defaults to post, but could also be page.
$post_type = "post";
if(
!empty($content_struct["post_type"])
&& ($content_struct["post_type"] == "page")
) {
$post_type = "page";
}
// Let WordPress generate the post_name (slug) unless
// one has been provided.
$post_name = "";
if(isset($content_struct["wp_slug"])) {
$post_name = $content_struct["wp_slug"];
}
// Only use a password if one was given.
if(isset($content_struct["wp_password"])) {
$post_password = $content_struct["wp_password"];
}
// Only set a post parent if one was provided.
if(isset($content_struct["wp_page_parent_id"])) {
$post_parent = $content_struct["wp_page_parent_id"];
}
// Only set the menu_order if it was provided.
if(isset($content_struct["wp_page_order"])) {
$menu_order = $content_struct["wp_page_order"];
}
$post_author = $user->ID;
// If an author id was provided then use it instead.
if(
isset($content_struct["wp_author_id"])
&& ($user->ID != $content_struct["wp_author_id"])
) {
switch($post_type) {
case "post":
if(!current_user_can("edit_others_posts")) {
return(new IXR_Error(401, "You are not allowed to " .
"post as this user"));
}
break;
case "page":
if(!current_user_can("edit_others_pages")) {
return(new IXR_Error(401, "You are not allowed to " .
"create pages as this user"));
}
break;
default:
return(new IXR_Error(401, __("Invalid post type.")));
break;
}
$post_author = $content_struct["wp_author_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 = $content_struct['mt_text_more'];
if(isset($content_struct["mt_allow_comments"])) {
switch((int) $content_struct["mt_allow_comments"]) {
case 0:
$comment_status = "closed";
break;
case 1:
$comment_status = "open";
break;
default:
$comment_status = get_option("default_comment_status");
break;
}
}
if(isset($content_struct["mt_allow_pings"])) {
switch((int) $content_struct["mt_allow_pings"]) {
case 0:
$ping_status = "closed";
break;
case 1:
$ping_status = "open";
break;
default:
$ping_status = get_option("default_ping_status");
break;
}
}
if ($post_more) {
$post_content = $post_content . "\n<!--more-->\n" . $post_more;
}
$to_ping = $content_struct['mt_tb_ping_urls'];
if ( is_array($to_ping) )
$to_ping = implode(' ', $to_ping);
// 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_type', 'post_name', 'post_password', 'post_parent', 'menu_order');
$post_ID = wp_insert_post($postdata);
if (!$post_ID) {
return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));
}
$this->attach_uploads( $post_ID, $post_content );
logIO('O', "Posted ! ID: $post_ID");
return strval($post_ID);
}
function attach_uploads( $post_ID, $post_content ) {
global $wpdb;
// find any unattached files
$attachments = $wpdb->get_results( "SELECT ID, guid FROM {$wpdb->posts} WHERE post_parent = '-1' AND post_type = 'attachment'" );
if( is_array( $attachments ) ) {
foreach( $attachments as $file ) {
if( strpos( $post_content, $file->guid ) !== false ) {
$wpdb->query( "UPDATE {$wpdb->posts} SET post_parent = '$post_ID' WHERE ID = '{$file->ID}'" );
}
}
}
}
/* metaweblog.editPost ...edits a post */
function mw_editPost($args) {
global $wpdb, $post_default_category;
$this->escape($args);
$post_ID = (int) $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;
}
$user = set_current_user(0, $user_login);
// The post_type defaults to post, but could also be page.
$post_type = "post";
if(
!empty($content_struct["post_type"])
&& ($content_struct["post_type"] == "page")
) {
$post_type = "page";
}
// Edit page caps are checked in editPage. Just check post here.
if ( ( 'post' == $post_type ) && !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);
// If there is no post data for the give post id, stop
// now and return an error. Other wise a new post will be
// created (which was the old behavior).
if(empty($postdata["ID"])) {
return(new IXR_Error(404, __("Invalid post id.")));
}
extract($postdata);
$this->escape($postdata);
// Let WordPress manage slug if none was provided.
$post_name = "";
if(isset($content_struct["wp_slug"])) {
$post_name = $content_struct["wp_slug"];
}
// Only use a password if one was given.
if(isset($content_struct["wp_password"])) {
$post_password = $content_struct["wp_password"];
}
// Only set a post parent if one was given.
if(isset($content_struct["wp_page_parent_id"])) {
$post_parent = $content_struct["wp_page_parent_id"];
}
// Only set the menu_order if it was given.
if(isset($content_struct["wp_page_order"])) {
$menu_order = $content_struct["wp_page_order"];
}
$post_author = $user->ID;
// Only set the post_author if one is set.
if(
isset($content_struct["wp_author_id"])
&& ($user->ID != $content_struct["wp_author_id"])
) {
switch($post_type) {
case "post":
if(!current_user_can("edit_others_posts")) {
return(new IXR_Error(401, "You are not allowed to " .
"change the post author as this user."));
}
break;
case "page":
if(!current_user_can("edit_others_pages")) {
return(new IXR_Error(401, "You are not allowed to " .
"change the page author as this user."));
}
break;
default:
return(new IXR_Error(401, __("Invalid post type.")));
break;
}
$post_author = $content_struct["wp_author_id"];
}
// Only set ping_status if it was provided.
if(isset($content_struct["mt_allow_pings"])) {
switch((int) $content_struct["mt_allow_pings"]) {
case 0:
$ping_status = "closed";
break;
case 1:
$ping_status = "open";
break;
}
}
$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 ( ('publish' == $post_status) ) {
if ( ( 'page' == $post_type ) && !current_user_can('publish_pages') )
return new IXR_Error(401, __('Sorry, you do not have the right to publish this page.'));
else if ( !current_user_can('publish_posts') )
return new IXR_Error(401, __('Sorry, you do not have the right to publish this post.'));
}
if ($post_more) {
$post_content = $post_content . "\n<!--more-->\n" . $post_more;
}
$to_ping = $content_struct['mt_tb_ping_urls'];
if ( is_array($to_ping) )
$to_ping = implode(' ', $to_ping);
if(isset($content_struct["mt_allow_comments"])) {
$comment_status = (int) $content_struct["mt_allow_comments"];
}
// 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', 'post_name', 'post_password', 'post_parent', 'menu_order', 'post_author');
$result = wp_update_post($newpost);
if (!$result) {
return new IXR_Error(500, __('Sorry, your entry could not be edited. Something wrong happened.'));
}
$this->attach_uploads( $ID, $post_content );
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 = (int) $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']);
// Get the author info.
$author = get_userdata($postdata['post_author']);
$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,
'wp_slug' => $postdata['post_name'],
'wp_password' => $postdata['post_password'],
'wp_author_id' => $author->ID,
'wp_author_display_name' => $author->display_name
);
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 = (int) $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$num_posts = (int) $args[3];
if (!$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']);
// Get the post author info.
$author = get_userdata($entry['post_author']);
$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,
'wp_slug' => $entry['post_name'],
'wp_password' => $entry['post_password'],
'wp_author_id' => $author->ID,
'wp_author_display_name' => $author->display_name
);
}
$recent_posts = array();
for ($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 = (int) $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,category_parent FROM $wpdb->categories", ARRAY_A)) {
foreach ($cats as $cat) {
$struct['categoryId'] = $cat['cat_ID'];
$struct['parentId'] = $cat['category_parent'];
$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 = (int) $args[0];
$user_login = $wpdb->escape($args[1]);
$user_pass = $wpdb->escape($args[2]);
$data = $args[3];
$name = sanitize_file_name( $data['name'] );
$type = $data['type'];
$bits = $data['bits'];
if(!empty($data["overwrite"]) && ($data["overwrite"] == true)) {
// Get postmeta info on the object.
$old_file = $wpdb->get_row("
SELECT ID
FROM {$wpdb->posts}
WHERE post_title = '{$name}'
AND post_type = 'attachment'
");
// Delete previous file.
wp_delete_attachment($old_file->ID);
// Make sure the new name is different by pre-pending the
// previous post id.
$filename = preg_replace("/^wpid\d+-/", "", $name);
$name = "wpid{$old_file->ID}-{$filename}";
}
logIO('O', '(MW) Received '.strlen($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;
}
if ( $upload_err = apply_filters( "pre_upload_error", false ) )
return new IXR_Error(500, $upload_err);
$upload = wp_upload_bits($name, $type, $bits, $overwrite);
if ( ! empty($upload['error']) ) {
$errorString = 'Could not write file ' . $name . ' (' . $upload['error'] . ')';
logIO('O', '(MW) ' . $errorString);
return new IXR_Error(500, $errorString);
}
// Construct the attachment array
// attach to post_id -1
$post_id = -1;
$attachment = array(
'post_title' => $name,
'post_content' => '',
'post_type' => 'attachment',
'post_parent' => $post_id,
'post_mime_type' => $type,
'guid' => $upload[ 'url' ]
);
// Save the data
$id = wp_insert_attachment( $attachment, $upload[ 'file' ], $post_id );
wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $upload['file'] ) );
return apply_filters( 'wp_handle_upload', array( 'file' => $name, 'url' => $upload[ 'url' ], 'type' => $type ) );
}
/* MovableType API functions
* specs on http://www.movabletype.org/docs/mtmanual_programmatic.html
*/
/* mt.getRecentPostTitles ...returns recent posts' titles */
function mt_getRecentPostTitles($args) {
$this->escape($args);
$blog_ID = (int) $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$num_posts = (int) $args[3];
if (!$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 = (int) $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 $wpdb->categories WHERE (type & " . TAXONOMY_CATEGORY . " != 0)", ARRAY_A)) {
foreach ($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 = (int) $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' => (string) $catid,
'isPrimary' => $isPrimary
);
$isPrimary = false;
}
return $categories;
}
/* mt.setPostCategories ...sets a post's categories */
function mt_setPostCategories($args) {
$this->escape($args);
$post_ID = (int) $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 apply_filters('xmlrpc_text_filters', 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 = (int) $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 = (int) $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 = (int) $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 = (int) $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 );
$preg_target = preg_quote($pagelinkedto);
foreach ( $p as $para ) {
if ( strpos($para, $pagelinkedto) !== false ) { // it exists, but is it a link?
preg_match("|<a[^>]+?".$preg_target."[^>]*>([^>]+?)</a>|", $para, $context);
// If the URL isn't in a link context, keep looking
if ( empty($context) )
continue;
// We're going to use this fake tag to mark the context in a bit
// the marker is needed in case the link text appears more than once in the paragraph
$excerpt = preg_replace('|\</?wpcontext\>|', '', $para);
// prevent really long link text
if ( strlen($context[1]) > 100 )
$context[1] = substr($context[1], 0, 100) . '...';
$marker = '<wpcontext>'.$context[1].'</wpcontext>'; // set up our marker
$excerpt= str_replace($context[0], $marker, $excerpt); // swap out the link for our marker
$excerpt = strip_tags($excerpt, '<wpcontext>'); // strip all tags but our context marker
$excerpt = trim($excerpt);
$preg_marker = preg_quote($marker);
$excerpt = preg_replace("|.*?\s(.{0,100}$preg_marker.{0,100})\s.*|s", '$1', $excerpt);
$excerpt = strip_tags($excerpt); // YES, again, to remove the marker wrapper
break;
}
}
if ( empty($context) ) // Link to target 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');
$comment_ID = wp_new_comment($commentdata);
do_action('pingback_post', $comment_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();
?>