Wordpress/xmlrpc.php

831 lines
23 KiB
PHP

<?php
# fix for mozBlog and other cases where '<?xml' isn't on the very first line
$HTTP_RAW_POST_DATA = trim($HTTP_RAW_POST_DATA);
include('../wp-config.php');
include_once(ABSPATH . WPINC . '/class-IXR.php');
include_once(ABSPATH . WPINC . '/functions-post.php');
// Turn off all warnings and errors.
// error_reporting(0);
$post_default_title = ""; // posts submitted via the xmlrpc interface get that title
$post_default_category = 1; // posts submitted via the xmlrpc interface go into that category
$xmlrpc_logging = 0;
function logIO($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);
}
logIO("I", $HTTP_RAW_POST_DATA);
function printr($var, $do_not_echo = false) {
// from php.net/print_r user contributed notes
ob_start();
print_r($var);
$code = htmlentities(ob_get_contents());
ob_clean();
if (!$do_not_echo) {
echo "<pre>$code</pre>";
}
return $code;
}
function mkdir_p($target) {
// from php.net/mkdir user contributed notes
if (file_exists($target)) {
if (!is_dir($target)) {
return false;
} else {
return true;
}
}
// Attempting to create the directory may clutter up our display.
if (@mkdir($target)) {
return true;
}
// If the above failed, attempt to create the parent node, then try again.
if (mkdir_p(dirname($target))) {
return mkdir_p($target);
}
return false;
}
class wp_xmlrpc_server extends IXR_Server {
function wp_xmlrpc_server() {
$this->IXR_Server(array(
'blogger.getUsersBlogs' => 'this:blogger_getUsersBlogs',
'blogger.getUserInfo' => 'this:blogger_getUserInfo',
'blogger.getPost' => 'this:blogger_getPost',
'blogger.getRecentPosts' => 'this:blogger_getRecentPosts',
'blogger.getTemplate' => 'this:blogger_getTemplate',
'blogger.setTemplate' => 'this:blogger_setTemplate',
'blogger.newPost' => 'this:blogger_newPost',
'blogger.editPost' => 'this:blogger_editPost',
'blogger.deletePost' => 'this:blogger_deletePost',
'metaWeblog.newPost' => 'this:mw_newPost',
'metaWeblog.editPost' => 'this:mw_editPost',
'metaWeblog.getPost' => 'this:mw_getPost',
'metaWeblog.getRecentPosts' => 'this:mw_getRecentPosts',
'metaWeblog.getCategories' => 'this:mw_getCategories',
'metaWeblog.newMediaObject' => 'this:mw_newMediaObject',
'demo.sayHello' => 'this:sayHello',
'demo.addTwoNumbers' => 'this:addTwoNumbers'
));
}
function sayHello($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)) {
$this->error = new IXR_Error(403, 'Bad login/pass combination.');
return false;
}
return true;
}
/* Blogger API functions
* specs on http://plant.blogger.com/api and http://groups.yahoo.com/group/bloggerDev/
*/
/* blogger.getUsersBlogs will make more sense once we support multiple blogs */
function blogger_getUsersBlogs($args) {
$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);
$is_admin = $user_data->user_level > 3;
$struct = array(
'isAdmin' => $is_admin,
'url' => get_settings('home') .'/'.get_settings('blogfilename'),
'blogid' => 1,
'blogName' => get_settings('blogname')
);
return array($struct);
}
/* blogger.getUsersInfo gives your client some info about you, so you don't have to */
function blogger_getUserInfo($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->user_nickname,
'userid' => $user_data->ID,
'url' => $user_data->user_url,
'email' => $user_data->user_email,
'lastname' => $user_data->user_lastname,
'firstname' => $user_data->user_firstname
);
return $struct;
}
/* blogger.getPost ...gets a post */
function blogger_getPost($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_cats(1, $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;
$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_cats(1, $entry['ID']));
$content = '<title>'.stripslashes($entry['post_itle']).'</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) {
$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;
}
$user_data = get_userdatabylogin($user_login);
if ($user_data->user_level < 3) {
return new IXR_Error(401, 'Sorry, users whose level is less than 3, can not edit the template.');
}
/* warning: here we make the assumption that the weblog's URI is on the same server */
$filename = get_settings('home').'/'.get_settings('blogfilename');
$filename = preg_replace('#http://.+?/#', $_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) {
$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;
}
$user_data = get_userdatabylogin($user_login);
if ($user_data->user_level < 3) {
return new IXR_Error(401, 'Sorry, users whose level is less than 3, can not edit the template.');
}
/* warning: here we make the assumption that the weblog's URI is on the same server */
$filename = get_settings('home').'/'.get_settings('blogfilename');
$filename = preg_replace('#http://.+?/#', $_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;
$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;
}
$user_data = get_userdatabylogin($user_login);
if (!user_can_create_post($user_data->ID, $blog_ID)) {
return new IXR_Error(401, 'Sorry, you can not post on this weblog or category.');
}
$post_status = ($publish) ? 'publish' : 'draft';
$post_author = $user_data->ID;
$post_title = xmlrpc_getposttitle($content);
$post_category = xmlrpc_getpostcategory($content);
$content = xmlrpc_removepostdata($content);
$post_content = format_to_post($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;
$post_ID = $args[1];
$user_login = $args[2];
$user_pass = $args[3];
$new_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.');
}
$post_author_data = get_userdata($actual_post['post_author']);
$user_data = get_userdatabylogin($user_login);
if (!user_can_edit_post($user_data->ID, $post_ID)) {
return new IXR_Error(401, 'Sorry, you do not have the right to edit this post.');
}
extract($actual_post);
$content = $newcontent;
$post_title = xmlrpc_getposttitle($content);
$post_category = xmlrpc_getpostcategory($content);
$content = xmlrpc_removepostdata($content);
$post_content = format_to_post($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;
$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.');
}
$user_data = get_userdatabylogin($user_login);
if (!user_can_delete_post($user_data->ID, $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;
$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;
}
$user_data = get_userdatabylogin($user_login);
if (!user_can_create_post($user_data->ID, $blog_ID)) {
return new IXR_Error(401, 'Sorry, you can not post on this weblog or category.');
}
$post_author = $userdata->ID;
$post_title = $content_struct['title'];
$post_content = format_to_post($content_struct['description']);
$post_status = $publish ? 'publish' : 'draft';
$post_excerpt = $content_struct['mt_excerpt'];
$post_more = $content_struct['mt_text_more'];
$comment_status = $content_struct['mt_allow_comments'] ? 'open' : 'closed';
$ping_status = $content_struct['mt_allow_pings'] ? 'open' : 'closed';
if ($post_more) {
$post_content = $post_content . "\n<!--more-->\n" . $post_more;
}
// Do some timestamp voodoo
$dateCreated = $content_struct['dateCreated'];
if (!empty($dateCreated)) {
$post_date = get_date_from_gmt(iso8601_to_datetime($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));
$post_category = array();
if ($catnames) {
foreach ($catnames as $cat) {
$post_category[] = get_cat_ID($cat);
}
} else {
$post_category[] = 1;
}
// 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');
$post_ID = wp_insert_post($postdata);
if (!$post_ID) {
return new IXR_Error(500, 'Sorry, your entry could not be posted. Something wrong happened.');
}
logIO('O', "Posted ! ID: $post_ID");
// FIXME: do we pingback always? pingback($content, $post_ID);
trackback_url_list($content_struct['mt_tb_ping_urls'],$post_ID);
return $post_ID;
}
/* metaweblog.editPost ...edits a post */
function mw_editPost($args) {
global $wpdb;
$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;
}
$user_data = get_userdatabylogin($user_login);
if (!user_can_edit_post($user_data->ID, $post_ID)) {
return new IXR_Error(401, 'Sorry, you can not edit this post.');
}
extract($postdata);
$post_title = $content_struct['title'];
$post_content = format_to_post($content_struct['description']);
$catnames = $content_struct['categories'];
if ($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;
}
$comment_status = (1 == $content_struct['mt_allow_comments']) ? 'open' : 'closed';
$ping_status = $content_struct['mt_allow_pings'] ? 'open' : 'closed';
// Do some timestamp voodoo
$dateCreated = $content_struct['dateCreated'];
if (!empty($dateCreated)) {
$post_date = get_date_from_gmt(iso8601_to_datetime($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');
$post_ID = wp_update_post($newpost);
if (!$post_ID) {
return new IXR_Error(500, 'Sorry, your entry could not be edited. Something wrong happened.');
}
logIO('O',"(MW) Edited ! ID: $post_ID");
// FIXME: do we pingback always? pingback($content, $post_ID);
trackback_url_list($content_struct['mt_tb_ping_urls'], $post_ID);
return $post_ID;
}
/* metaweblog.getPost ...returns a post */
function mw_getPost($args) {
global $wpdb;
$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_cats('', $post_ID);
foreach($catids as $catid) {
$categories[] = get_cat_name($catid);
}
$post = get_extended($postdata['post_content']);
$link = post_permalink($entry['ID']);
$allow_comments = ('open' == $postdata['comment_status']) ? 1 : 0;
$allow_pings = ('open' == $postdata['ping_status']) ? 1 : 0;
$resp = array(
'link' => $link,
'title' => $postdata['post_title'],
'description' => $post['main'],
'dateCreated' => new IXR_Date($post_date),
'userid' => $postdata['post_author'],
'postid' => $postdata['ID'],
'content' => $postdata['post_content'],
'permaLink' => $link,
'categories' => $categories,
'mt_excerpt' => $postdata['post_excerpt'],
'mt_allow_comments' => $allow_comments,
'mt_allow_pings' => $allow_pings,
'mt_text_more' => $post['extended']
);
return $resp;
} else {
return new IXR_Error(404, 'Sorry, no such post.');
}
}
/* metaweblog.getRecentPosts ...returns recent posts */
function mw_getRecentPosts($args) {
$blog_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$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 = array();
$catids = wp_get_post_cats('', $entry['ID']);
foreach($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(
'link' => $link,
'title' => $entry['post_title'],
'description' => $post['main'],
'dateCreated' => new IXR_Date($post_date),
'userid' => $entry['post_author'],
'postid' => $entry['ID'],
'content' => $entry['post_content'],
'permalink' => $link,
'categories' => $categories,
'mt_excerpt' => $entry['post_excerpt'],
'mt_allow_comments' => $allow_comments,
'mt_allow_pings' => $allow_pings,
'mt_text_more' => $post['extended']
);
}
$recent_posts = array();
for ($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;
$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'] = htmlspecialchars(get_category_link(false, $cat['cat_ID'], $cat['cat_name']));
$struct['rssUrl'] = htmlspecialchars(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/
$blog_ID = $args[0];
$user_login = $args[1];
$user_pass = $args[2];
$data = $args[3];
$name = $data['name'];
$type = $data['type'];
$bits = $data['bits'];
$file_realpath = get_settings('fileupload_realpath');
$file_url = get_settings('fileupload_url');
logIO('O', '(MW) Received '.strlen($bits).' bytes');
if (!$this->login_pass_ok($user_login, $user_pass)) {
return $this->error;
}
$user_data = get_userdatabylogin($user_login);
if(!get_settings('use_fileupload')) {
// Uploads not allowed
logIO('O', '(MW) Uploads not allowed');
$this->error = new IXR_Error(405, 'No uploads allowed for this site.');
return $this->error;
}
if(get_settings('fileupload_minlevel') > $user_data->user_level) {
// User has not enough privileges
logIO('O', '(MW) Not enough privilege: user level too low');
$this->error = new IXR_Error(401, 'You are not allowed to upload files to this site.');
return $this->error;
}
if(trim($file_realpath) == '' || trim($file_url) == '' ) {
// WordPress is not correctly configured
logIO('O', '(MW) Bad configuration. Real/URL path not defined');
$this->error = new IXR_Error(500, 'Please configure WordPress with valid paths for file upload.');
return $this->error;
}
$prefix = '/';
if(!empty($name)) {
// Create the path
$localpath = $file_realpath.$prefix.$name;
$url = $file_url.$prefix.$name;
if (mkdir_p(dirname($localpath))) {
/* encode & write data (binary) */
$ifp = fopen($localpath, 'wb');
$success = fwrite($ifp, $bits);
fclose($ifp);
@chmod($localpath, 0666);
if($success) {
$resp = array($url);
return $resp;
} else {
logIO('O', '(MW) Could not write file '.$name.' to '.$localpath);
return new IXR_Error(500, 'Could not write file '.$name);
}
} else {
return new IXR_Error(500, 'Could not create directories for '.$name);
}
}
}
}
$wp_xmlrpc_server = new wp_xmlrpc_server();
?>