]> scripts.mit.edu Git - autoinstalls/wordpress.git/blob - xmlrpc.php
Wordpress 2.8.5-scripts
[autoinstalls/wordpress.git] / xmlrpc.php
1 <?php
2 /**
3  * XML-RPC protocol support for WordPress
4  *
5  * @license GPL v2 <./license.txt>
6  * @package WordPress
7  */
8
9 /**
10  * Whether this is a XMLRPC Request
11  *
12  * @var bool
13  */
14 define('XMLRPC_REQUEST', true);
15
16 // Some browser-embedded clients send cookies. We don't want them.
17 $_COOKIE = array();
18
19 // A bug in PHP < 5.2.2 makes $HTTP_RAW_POST_DATA not set by default,
20 // but we can do it ourself.
21 if ( !isset( $HTTP_RAW_POST_DATA ) ) {
22         $HTTP_RAW_POST_DATA = file_get_contents( 'php://input' );
23 }
24
25 // fix for mozBlog and other cases where '<?xml' isn't on the very first line
26 if ( isset($HTTP_RAW_POST_DATA) )
27         $HTTP_RAW_POST_DATA = trim($HTTP_RAW_POST_DATA);
28
29 /** Include the bootstrap for setting up WordPress environment */
30 include('./wp-load.php');
31
32 if ( isset( $_GET['rsd'] ) ) { // http://archipelago.phrasewise.com/rsd
33 header('Content-Type: text/xml; charset=' . get_option('blog_charset'), true);
34 ?>
35 <?php echo '<?xml version="1.0" encoding="'.get_option('blog_charset').'"?'.'>'; ?>
36 <rsd version="1.0" xmlns="http://archipelago.phrasewise.com/rsd">
37   <service>
38     <engineName>WordPress</engineName>
39     <engineLink>http://wordpress.org/</engineLink>
40     <homePageLink><?php bloginfo_rss('url') ?></homePageLink>
41     <apis>
42       <api name="WordPress" blogID="1" preferred="true" apiLink="<?php echo site_url('xmlrpc.php', 'rpc') ?>" />
43       <api name="Movable Type" blogID="1" preferred="false" apiLink="<?php echo site_url('xmlrpc.php', 'rpc') ?>" />
44       <api name="MetaWeblog" blogID="1" preferred="false" apiLink="<?php echo site_url('xmlrpc.php', 'rpc') ?>" />
45       <api name="Blogger" blogID="1" preferred="false" apiLink="<?php echo site_url('xmlrpc.php', 'rpc') ?>" />
46       <api name="Atom" blogID="" preferred="false" apiLink="<?php echo apply_filters('atom_service_url', site_url('wp-app.php/service', 'rpc') ) ?>" />
47     </apis>
48   </service>
49 </rsd>
50 <?php
51 exit;
52 }
53
54 include_once(ABSPATH . 'wp-admin/includes/admin.php');
55 include_once(ABSPATH . WPINC . '/class-IXR.php');
56
57 // Turn off all warnings and errors.
58 // error_reporting(0);
59
60 /**
61  * Posts submitted via the xmlrpc interface get that title
62  * @name post_default_title
63  * @var string
64  */
65 $post_default_title = "";
66
67 /**
68  * Whether to enable XMLRPC Logging.
69  *
70  * @name xmlrpc_logging
71  * @var int|bool
72  */
73 $xmlrpc_logging = 0;
74
75 /**
76  * logIO() - Writes logging info to a file.
77  *
78  * @uses $xmlrpc_logging
79  * @package WordPress
80  * @subpackage Logging
81  *
82  * @param string $io Whether input or output
83  * @param string $msg Information describing logging reason.
84  * @return bool Always return true
85  */
86 function logIO($io,$msg) {
87         global $xmlrpc_logging;
88         if ($xmlrpc_logging) {
89                 $fp = fopen("../xmlrpc.log","a+");
90                 $date = gmdate("Y-m-d H:i:s ");
91                 $iot = ($io == "I") ? " Input: " : " Output: ";
92                 fwrite($fp, "\n\n".$date.$iot.$msg);
93                 fclose($fp);
94         }
95         return true;
96 }
97
98 if ( isset($HTTP_RAW_POST_DATA) )
99         logIO("I", $HTTP_RAW_POST_DATA);
100
101 /**
102  * WordPress XMLRPC server implementation.
103  *
104  * Implements compatability for Blogger API, MetaWeblog API, MovableType, and
105  * pingback. Additional WordPress API for managing comments, pages, posts,
106  * options, etc.
107  *
108  * Since WordPress 2.6.0, WordPress XMLRPC server can be disabled in the
109  * administration panels.
110  *
111  * @package WordPress
112  * @subpackage Publishing
113  * @since 1.5.0
114  */
115 class wp_xmlrpc_server extends IXR_Server {
116
117         /**
118          * Register all of the XMLRPC methods that XMLRPC server understands.
119          *
120          * PHP4 constructor and sets up server and method property. Passes XMLRPC
121          * methods through the 'xmlrpc_methods' filter to allow plugins to extend
122          * or replace XMLRPC methods.
123          *
124          * @since 1.5.0
125          *
126          * @return wp_xmlrpc_server
127          */
128         function wp_xmlrpc_server() {
129                 $this->methods = array(
130                         // WordPress API
131                         'wp.getUsersBlogs'              => 'this:wp_getUsersBlogs',
132                         'wp.getPage'                    => 'this:wp_getPage',
133                         'wp.getPages'                   => 'this:wp_getPages',
134                         'wp.newPage'                    => 'this:wp_newPage',
135                         'wp.deletePage'                 => 'this:wp_deletePage',
136                         'wp.editPage'                   => 'this:wp_editPage',
137                         'wp.getPageList'                => 'this:wp_getPageList',
138                         'wp.getAuthors'                 => 'this:wp_getAuthors',
139                         'wp.getCategories'              => 'this:mw_getCategories',             // Alias
140                         'wp.getTags'                    => 'this:wp_getTags',
141                         'wp.newCategory'                => 'this:wp_newCategory',
142                         'wp.deleteCategory'             => 'this:wp_deleteCategory',
143                         'wp.suggestCategories'  => 'this:wp_suggestCategories',
144                         'wp.uploadFile'                 => 'this:mw_newMediaObject',    // Alias
145                         'wp.getCommentCount'    => 'this:wp_getCommentCount',
146                         'wp.getPostStatusList'  => 'this:wp_getPostStatusList',
147                         'wp.getPageStatusList'  => 'this:wp_getPageStatusList',
148                         'wp.getPageTemplates'   => 'this:wp_getPageTemplates',
149                         'wp.getOptions'                 => 'this:wp_getOptions',
150                         'wp.setOptions'                 => 'this:wp_setOptions',
151                         'wp.getComment'                 => 'this:wp_getComment',
152                         'wp.getComments'                => 'this:wp_getComments',
153                         'wp.deleteComment'              => 'this:wp_deleteComment',
154                         'wp.editComment'                => 'this:wp_editComment',
155                         'wp.newComment'                 => 'this:wp_newComment',
156                         'wp.getCommentStatusList' => 'this:wp_getCommentStatusList',
157
158                         // Blogger API
159                         'blogger.getUsersBlogs' => 'this:blogger_getUsersBlogs',
160                         'blogger.getUserInfo' => 'this:blogger_getUserInfo',
161                         'blogger.getPost' => 'this:blogger_getPost',
162                         'blogger.getRecentPosts' => 'this:blogger_getRecentPosts',
163                         'blogger.getTemplate' => 'this:blogger_getTemplate',
164                         'blogger.setTemplate' => 'this:blogger_setTemplate',
165                         'blogger.newPost' => 'this:blogger_newPost',
166                         'blogger.editPost' => 'this:blogger_editPost',
167                         'blogger.deletePost' => 'this:blogger_deletePost',
168
169                         // MetaWeblog API (with MT extensions to structs)
170                         'metaWeblog.newPost' => 'this:mw_newPost',
171                         'metaWeblog.editPost' => 'this:mw_editPost',
172                         'metaWeblog.getPost' => 'this:mw_getPost',
173                         'metaWeblog.getRecentPosts' => 'this:mw_getRecentPosts',
174                         'metaWeblog.getCategories' => 'this:mw_getCategories',
175                         'metaWeblog.newMediaObject' => 'this:mw_newMediaObject',
176
177                         // MetaWeblog API aliases for Blogger API
178                         // see http://www.xmlrpc.com/stories/storyReader$2460
179                         'metaWeblog.deletePost' => 'this:blogger_deletePost',
180                         'metaWeblog.getTemplate' => 'this:blogger_getTemplate',
181                         'metaWeblog.setTemplate' => 'this:blogger_setTemplate',
182                         'metaWeblog.getUsersBlogs' => 'this:blogger_getUsersBlogs',
183
184                         // MovableType API
185                         'mt.getCategoryList' => 'this:mt_getCategoryList',
186                         'mt.getRecentPostTitles' => 'this:mt_getRecentPostTitles',
187                         'mt.getPostCategories' => 'this:mt_getPostCategories',
188                         'mt.setPostCategories' => 'this:mt_setPostCategories',
189                         'mt.supportedMethods' => 'this:mt_supportedMethods',
190                         'mt.supportedTextFilters' => 'this:mt_supportedTextFilters',
191                         'mt.getTrackbackPings' => 'this:mt_getTrackbackPings',
192                         'mt.publishPost' => 'this:mt_publishPost',
193
194                         // PingBack
195                         'pingback.ping' => 'this:pingback_ping',
196                         'pingback.extensions.getPingbacks' => 'this:pingback_extensions_getPingbacks',
197
198                         'demo.sayHello' => 'this:sayHello',
199                         'demo.addTwoNumbers' => 'this:addTwoNumbers'
200                 );
201
202                 $this->initialise_blog_option_info( );
203                 $this->methods = apply_filters('xmlrpc_methods', $this->methods);
204                 $this->IXR_Server($this->methods);
205         }
206
207         /**
208          * Test XMLRPC API by saying, "Hello!" to client.
209          *
210          * @since 1.5.0
211          *
212          * @param array $args Method Parameters.
213          * @return string
214          */
215         function sayHello($args) {
216                 return 'Hello!';
217         }
218
219         /**
220          * Test XMLRPC API by adding two numbers for client.
221          *
222          * @since 1.5.0
223          *
224          * @param array $args Method Parameters.
225          * @return int
226          */
227         function addTwoNumbers($args) {
228                 $number1 = $args[0];
229                 $number2 = $args[1];
230                 return $number1 + $number2;
231         }
232
233         /**
234          * Check user's credentials.
235          *
236          * @since 1.5.0
237          *
238          * @param string $user_login User's username.
239          * @param string $user_pass User's password.
240          * @return bool Whether authentication passed.
241          * @deprecated use wp_xmlrpc_server::login
242          * @see wp_xmlrpc_server::login
243          */
244         function login_pass_ok($user_login, $user_pass) {
245                 if ( !get_option( 'enable_xmlrpc' ) ) {
246                         $this->error = new IXR_Error( 405, sprintf( __( 'XML-RPC services are disabled on this blog.  An admin user can enable them at %s'),  admin_url('options-writing.php') ) );
247                         return false;
248                 }
249
250                 if (!user_pass_ok($user_login, $user_pass)) {
251                         $this->error = new IXR_Error(403, __('Bad login/pass combination.'));
252                         return false;
253                 }
254                 return true;
255         }
256
257         /**
258          * Log user in.
259          *
260          * @since 2.8
261          *
262          * @param string $username User's username.
263          * @param string $password User's password.
264          * @return mixed WP_User object if authentication passed, false otherwise
265          */
266         function login($username, $password) {
267                 if ( !get_option( 'enable_xmlrpc' ) ) {
268                         $this->error = new IXR_Error( 405, sprintf( __( 'XML-RPC services are disabled on this blog.  An admin user can enable them at %s'),  admin_url('options-writing.php') ) );
269                         return false;
270                 }
271
272                 $user = wp_authenticate($username, $password);
273
274                 if (is_wp_error($user)) {
275                         $this->error = new IXR_Error(403, __('Bad login/pass combination.'));
276                         return false;
277                 }
278
279                 set_current_user( $user->ID );
280                 return $user;
281         }
282
283         /**
284          * Sanitize string or array of strings for database.
285          *
286          * @since 1.5.2
287          *
288          * @param string|array $array Sanitize single string or array of strings.
289          * @return string|array Type matches $array and sanitized for the database.
290          */
291         function escape(&$array) {
292                 global $wpdb;
293
294                 if(!is_array($array)) {
295                         return($wpdb->escape($array));
296                 }
297                 else {
298                         foreach ( (array) $array as $k => $v ) {
299                                 if (is_array($v)) {
300                                         $this->escape($array[$k]);
301                                 } else if (is_object($v)) {
302                                         //skip
303                                 } else {
304                                         $array[$k] = $wpdb->escape($v);
305                                 }
306                         }
307                 }
308         }
309
310         /**
311          * Retrieve custom fields for post.
312          *
313          * @since 2.5.0
314          *
315          * @param int $post_id Post ID.
316          * @return array Custom fields, if exist.
317          */
318         function get_custom_fields($post_id) {
319                 $post_id = (int) $post_id;
320
321                 $custom_fields = array();
322
323                 foreach ( (array) has_meta($post_id) as $meta ) {
324                         // Don't expose protected fields.
325                         if ( strpos($meta['meta_key'], '_wp_') === 0 ) {
326                                 continue;
327                         }
328
329                         $custom_fields[] = array(
330                                 "id"    => $meta['meta_id'],
331                                 "key"   => $meta['meta_key'],
332                                 "value" => $meta['meta_value']
333                         );
334                 }
335
336                 return $custom_fields;
337         }
338
339         /**
340          * Set custom fields for post.
341          *
342          * @since 2.5.0
343          *
344          * @param int $post_id Post ID.
345          * @param array $fields Custom fields.
346          */
347         function set_custom_fields($post_id, $fields) {
348                 $post_id = (int) $post_id;
349
350                 foreach ( (array) $fields as $meta ) {
351                         if ( isset($meta['id']) ) {
352                                 $meta['id'] = (int) $meta['id'];
353
354                                 if ( isset($meta['key']) ) {
355                                         update_meta($meta['id'], $meta['key'], $meta['value']);
356                                 }
357                                 else {
358                                         delete_meta($meta['id']);
359                                 }
360                         }
361                         else {
362                                 $_POST['metakeyinput'] = $meta['key'];
363                                 $_POST['metavalue'] = $meta['value'];
364                                 add_meta($post_id);
365                         }
366                 }
367         }
368
369         /**
370          * Setup blog options property.
371          *
372          * Passes property through 'xmlrpc_blog_options' filter.
373          *
374          * @since 2.6.0
375          */
376         function initialise_blog_option_info( ) {
377                 global $wp_version;
378
379                 $this->blog_options = array(
380                         // Read only options
381                         'software_name'         => array(
382                                 'desc'                  => __( 'Software Name' ),
383                                 'readonly'              => true,
384                                 'value'                 => 'WordPress'
385                         ),
386                         'software_version'      => array(
387                                 'desc'                  => __( 'Software Version' ),
388                                 'readonly'              => true,
389                                 'value'                 => $wp_version
390                         ),
391                         'blog_url'                      => array(
392                                 'desc'                  => __( 'Blog URL' ),
393                                 'readonly'              => true,
394                                 'option'                => 'siteurl'
395                         ),
396
397                         // Updatable options
398                         'time_zone'                     => array(
399                                 'desc'                  => __( 'Time Zone' ),
400                                 'readonly'              => false,
401                                 'option'                => 'gmt_offset'
402                         ),
403                         'blog_title'            => array(
404                                 'desc'                  => __( 'Blog Title' ),
405                                 'readonly'              => false,
406                                 'option'                        => 'blogname'
407                         ),
408                         'blog_tagline'          => array(
409                                 'desc'                  => __( 'Blog Tagline' ),
410                                 'readonly'              => false,
411                                 'option'                => 'blogdescription'
412                         ),
413                         'date_format'           => array(
414                                 'desc'                  => __( 'Date Format' ),
415                                 'readonly'              => false,
416                                 'option'                => 'date_format'
417                         ),
418                         'time_format'           => array(
419                                 'desc'                  => __( 'Time Format' ),
420                                 'readonly'              => false,
421                                 'option'                => 'time_format'
422                         )
423                 );
424
425                 $this->blog_options = apply_filters( 'xmlrpc_blog_options', $this->blog_options );
426         }
427
428         /**
429          * Retrieve the blogs of the user.
430          *
431          * @since 2.6.0
432          *
433          * @param array $args Method parameters.
434          * @return array
435          */
436         function wp_getUsersBlogs( $args ) {
437                 // If this isn't on WPMU then just use blogger_getUsersBlogs
438                 if( !function_exists( 'is_site_admin' ) ) {
439                         array_unshift( $args, 1 );
440                         return $this->blogger_getUsersBlogs( $args );
441                 }
442
443                 $this->escape( $args );
444
445                 $username = $args[0];
446                 $password = $args[1];
447
448                 if ( !$user = $this->login($username, $password) ) {
449                         return $this->error;
450                 }
451
452                 do_action( 'xmlrpc_call', 'wp.getUsersBlogs' );
453
454                 $blogs = (array) get_blogs_of_user( $user->ID );
455                 $struct = array( );
456
457                 foreach( $blogs as $blog ) {
458                         // Don't include blogs that aren't hosted at this site
459                         if( $blog->site_id != $current_site->id )
460                                 continue;
461
462                         $blog_id = $blog->userblog_id;
463                         switch_to_blog($blog_id);
464                         $is_admin = current_user_can('level_8');
465
466                         $struct[] = array(
467                                 'isAdmin'               => $is_admin,
468                                 'url'                   => get_option( 'home' ) . '/',
469                                 'blogid'                => $blog_id,
470                                 'blogName'              => get_option( 'blogname' ),
471                                 'xmlrpc'                => site_url( 'xmlrpc.php' )
472                         );
473
474                         restore_current_blog( );
475                 }
476
477                 return $struct;
478         }
479
480         /**
481          * Retrieve page.
482          *
483          * @since 2.2.0
484          *
485          * @param array $args Method parameters.
486          * @return array
487          */
488         function wp_getPage($args) {
489                 $this->escape($args);
490
491                 $blog_id        = (int) $args[0];
492                 $page_id        = (int) $args[1];
493                 $username       = $args[2];
494                 $password       = $args[3];
495
496                 if ( !$user = $this->login($username, $password) ) {
497                         return $this->error;
498                 }
499
500                 if( !current_user_can( 'edit_page', $page_id ) )
501                         return new IXR_Error( 401, __( 'Sorry, you cannot edit this page.' ) );
502
503                 do_action('xmlrpc_call', 'wp.getPage');
504
505                 // Lookup page info.
506                 $page = get_page($page_id);
507
508                 // If we found the page then format the data.
509                 if($page->ID && ($page->post_type == "page")) {
510                         // Get all of the page content and link.
511                         $full_page = get_extended($page->post_content);
512                         $link = post_permalink($page->ID);
513
514                         // Get info the page parent if there is one.
515                         $parent_title = "";
516                         if(!empty($page->post_parent)) {
517                                 $parent = get_page($page->post_parent);
518                                 $parent_title = $parent->post_title;
519                         }
520
521                         // Determine comment and ping settings.
522                         $allow_comments = comments_open($page->ID) ? 1 : 0;
523                         $allow_pings = pings_open($page->ID) ? 1 : 0;
524
525                         // Format page date.
526                         $page_date = mysql2date("Ymd\TH:i:s", $page->post_date, false);
527                         $page_date_gmt = mysql2date("Ymd\TH:i:s", $page->post_date_gmt, false);
528
529                         // For drafts use the GMT version of the date
530                         if ( $page->post_status == 'draft' ) {
531                                 $page_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $page->post_date ), 'Ymd\TH:i:s' );
532                         }
533
534                         // Pull the categories info together.
535                         $categories = array();
536                         foreach(wp_get_post_categories($page->ID) as $cat_id) {
537                                 $categories[] = get_cat_name($cat_id);
538                         }
539
540                         // Get the author info.
541                         $author = get_userdata($page->post_author);
542
543                         $page_template = get_post_meta( $page->ID, '_wp_page_template', true );
544                         if( empty( $page_template ) )
545                                 $page_template = 'default';
546
547                         $page_struct = array(
548                                 "dateCreated"                   => new IXR_Date($page_date),
549                                 "userid"                                => $page->post_author,
550                                 "page_id"                               => $page->ID,
551                                 "page_status"                   => $page->post_status,
552                                 "description"                   => $full_page["main"],
553                                 "title"                                 => $page->post_title,
554                                 "link"                                  => $link,
555                                 "permaLink"                             => $link,
556                                 "categories"                    => $categories,
557                                 "excerpt"                               => $page->post_excerpt,
558                                 "text_more"                             => $full_page["extended"],
559                                 "mt_allow_comments"             => $allow_comments,
560                                 "mt_allow_pings"                => $allow_pings,
561                                 "wp_slug"                               => $page->post_name,
562                                 "wp_password"                   => $page->post_password,
563                                 "wp_author"                             => $author->display_name,
564                                 "wp_page_parent_id"             => $page->post_parent,
565                                 "wp_page_parent_title"  => $parent_title,
566                                 "wp_page_order"                 => $page->menu_order,
567                                 "wp_author_id"                  => $author->ID,
568                                 "wp_author_display_name"        => $author->display_name,
569                                 "date_created_gmt"              => new IXR_Date($page_date_gmt),
570                                 "custom_fields"                 => $this->get_custom_fields($page_id),
571                                 "wp_page_template"              => $page_template
572                         );
573
574                         return($page_struct);
575                 }
576                 // If the page doesn't exist indicate that.
577                 else {
578                         return(new IXR_Error(404, __("Sorry, no such page.")));
579                 }
580         }
581
582         /**
583          * Retrieve Pages.
584          *
585          * @since 2.2.0
586          *
587          * @param array $args Method parameters.
588          * @return array
589          */
590         function wp_getPages($args) {
591                 $this->escape($args);
592
593                 $blog_id        = (int) $args[0];
594                 $username       = $args[1];
595                 $password       = $args[2];
596                 $num_pages      = (int) $args[3];
597
598                 if ( !$user = $this->login($username, $password) ) {
599                         return $this->error;
600                 }
601
602                 if( !current_user_can( 'edit_pages' ) )
603                         return new IXR_Error( 401, __( 'Sorry, you cannot edit pages.' ) );
604
605                 do_action('xmlrpc_call', 'wp.getPages');
606
607                 $page_limit = 10;
608                 if( isset( $num_pages ) ) {
609                         $page_limit = $num_pages;
610                 }
611
612                 $pages = get_posts( array('post_type' => 'page', 'post_status' => 'all', 'numberposts' => $page_limit) );
613                 $num_pages = count($pages);
614
615                 // If we have pages, put together their info.
616                 if($num_pages >= 1) {
617                         $pages_struct = array();
618
619                         for($i = 0; $i < $num_pages; $i++) {
620                                 $page = wp_xmlrpc_server::wp_getPage(array(
621                                         $blog_id, $pages[$i]->ID, $username, $password
622                                 ));
623                                 $pages_struct[] = $page;
624                         }
625
626                         return($pages_struct);
627                 }
628                 // If no pages were found return an error.
629                 else {
630                         return(array());
631                 }
632         }
633
634         /**
635          * Create new page.
636          *
637          * @since 2.2.0
638          *
639          * @param array $args Method parameters.
640          * @return unknown
641          */
642         function wp_newPage($args) {
643                 // Items not escaped here will be escaped in newPost.
644                 $username       = $this->escape($args[1]);
645                 $password       = $this->escape($args[2]);
646                 $page           = $args[3];
647                 $publish        = $args[4];
648
649                 if ( !$user = $this->login($username, $password) ) {
650                         return $this->error;
651                 }
652
653                 do_action('xmlrpc_call', 'wp.newPage');
654
655                 // Make sure the user is allowed to add new pages.
656                 if(!current_user_can("publish_pages")) {
657                         return(new IXR_Error(401, __("Sorry, you cannot add new pages.")));
658                 }
659
660                 // Mark this as content for a page.
661                 $args[3]["post_type"] = "page";
662
663                 // Let mw_newPost do all of the heavy lifting.
664                 return($this->mw_newPost($args));
665         }
666
667         /**
668          * Delete page.
669          *
670          * @since 2.2.0
671          *
672          * @param array $args Method parameters.
673          * @return bool True, if success.
674          */
675         function wp_deletePage($args) {
676                 $this->escape($args);
677
678                 $blog_id        = (int) $args[0];
679                 $username       = $args[1];
680                 $password       = $args[2];
681                 $page_id        = (int) $args[3];
682
683                 if ( !$user = $this->login($username, $password) ) {
684                         return $this->error;
685                 }
686
687                 do_action('xmlrpc_call', 'wp.deletePage');
688
689                 // Get the current page based on the page_id and
690                 // make sure it is a page and not a post.
691                 $actual_page = wp_get_single_post($page_id, ARRAY_A);
692                 if(
693                         !$actual_page
694                         || ($actual_page["post_type"] != "page")
695                 ) {
696                         return(new IXR_Error(404, __("Sorry, no such page.")));
697                 }
698
699                 // Make sure the user can delete pages.
700                 if(!current_user_can("delete_page", $page_id)) {
701                         return(new IXR_Error(401, __("Sorry, you do not have the right to delete this page.")));
702                 }
703
704                 // Attempt to delete the page.
705                 $result = wp_delete_post($page_id);
706                 if(!$result) {
707                         return(new IXR_Error(500, __("Failed to delete the page.")));
708                 }
709
710                 return(true);
711         }
712
713         /**
714          * Edit page.
715          *
716          * @since 2.2.0
717          *
718          * @param array $args Method parameters.
719          * @return unknown
720          */
721         function wp_editPage($args) {
722                 // Items not escaped here will be escaped in editPost.
723                 $blog_id        = (int) $args[0];
724                 $page_id        = (int) $this->escape($args[1]);
725                 $username       = $this->escape($args[2]);
726                 $password       = $this->escape($args[3]);
727                 $content        = $args[4];
728                 $publish        = $args[5];
729
730                 if ( !$user = $this->login($username, $password) ) {
731                         return $this->error;
732                 }
733
734                 do_action('xmlrpc_call', 'wp.editPage');
735
736                 // Get the page data and make sure it is a page.
737                 $actual_page = wp_get_single_post($page_id, ARRAY_A);
738                 if(
739                         !$actual_page
740                         || ($actual_page["post_type"] != "page")
741                 ) {
742                         return(new IXR_Error(404, __("Sorry, no such page.")));
743                 }
744
745                 // Make sure the user is allowed to edit pages.
746                 if(!current_user_can("edit_page", $page_id)) {
747                         return(new IXR_Error(401, __("Sorry, you do not have the right to edit this page.")));
748                 }
749
750                 // Mark this as content for a page.
751                 $content["post_type"] = "page";
752
753                 // Arrange args in the way mw_editPost understands.
754                 $args = array(
755                         $page_id,
756                         $username,
757                         $password,
758                         $content,
759                         $publish
760                 );
761
762                 // Let mw_editPost do all of the heavy lifting.
763                 return($this->mw_editPost($args));
764         }
765
766         /**
767          * Retrieve page list.
768          *
769          * @since 2.2.0
770          *
771          * @param array $args Method parameters.
772          * @return unknown
773          */
774         function wp_getPageList($args) {
775                 global $wpdb;
776
777                 $this->escape($args);
778
779                 $blog_id                                = (int) $args[0];
780                 $username                               = $args[1];
781                 $password                               = $args[2];
782
783                 if ( !$user = $this->login($username, $password) ) {
784                         return $this->error;
785                 }
786
787                 if( !current_user_can( 'edit_pages' ) )
788                         return new IXR_Error( 401, __( 'Sorry, you cannot edit pages.' ) );
789
790                 do_action('xmlrpc_call', 'wp.getPageList');
791
792                 // Get list of pages ids and titles
793                 $page_list = $wpdb->get_results("
794                         SELECT ID page_id,
795                                 post_title page_title,
796                                 post_parent page_parent_id,
797                                 post_date_gmt,
798                                 post_date,
799                                 post_status
800                         FROM {$wpdb->posts}
801                         WHERE post_type = 'page'
802                         ORDER BY ID
803                 ");
804
805                 // The date needs to be formated properly.
806                 $num_pages = count($page_list);
807                 for($i = 0; $i < $num_pages; $i++) {
808                         $post_date = mysql2date("Ymd\TH:i:s", $page_list[$i]->post_date, false);
809                         $post_date_gmt = mysql2date("Ymd\TH:i:s", $page_list[$i]->post_date_gmt, false);
810
811                         $page_list[$i]->dateCreated = new IXR_Date($post_date);
812                         $page_list[$i]->date_created_gmt = new IXR_Date($post_date_gmt);
813
814                         // For drafts use the GMT version of the date
815                         if ( $page_list[$i]->post_status == 'draft' ) {
816                                 $page_list[$i]->date_created_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $page_list[$i]->post_date ), 'Ymd\TH:i:s' );
817                                 $page_list[$i]->date_created_gmt = new IXR_Date( $page_list[$i]->date_created_gmt );
818                         }
819
820                         unset($page_list[$i]->post_date_gmt);
821                         unset($page_list[$i]->post_date);
822                         unset($page_list[$i]->post_status);
823                 }
824
825                 return($page_list);
826         }
827
828         /**
829          * Retrieve authors list.
830          *
831          * @since 2.2.0
832          *
833          * @param array $args Method parameters.
834          * @return array
835          */
836         function wp_getAuthors($args) {
837
838                 $this->escape($args);
839
840                 $blog_id        = (int) $args[0];
841                 $username       = $args[1];
842                 $password       = $args[2];
843
844                 if ( !$user = $this->login($username, $password) ) {
845                         return $this->error;
846                 }
847
848                 if(!current_user_can("edit_posts")) {
849                         return(new IXR_Error(401, __("Sorry, you cannot edit posts on this blog.")));
850                 }
851
852                 do_action('xmlrpc_call', 'wp.getAuthors');
853
854                 $authors = array();
855                 foreach( (array) get_users_of_blog() as $row ) {
856                         $authors[] = array(
857                                 "user_id"       => $row->user_id,
858                                 "user_login"    => $row->user_login,
859                                 "display_name"  => $row->display_name
860                         );
861                 }
862
863                 return($authors);
864         }
865
866         /**
867          * Get list of all tags
868          *
869          * @since 2.7
870          *
871          * @param array $args Method parameters.
872          * @return array
873          */
874         function wp_getTags( $args ) {
875                 $this->escape( $args );
876
877                 $blog_id                = (int) $args[0];
878                 $username               = $args[1];
879                 $password               = $args[2];
880
881                 if ( !$user = $this->login($username, $password) ) {
882                         return $this->error;
883                 }
884
885                 if( !current_user_can( 'edit_posts' ) ) {
886                         return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this blog in order to view tags.' ) );
887                 }
888
889                 do_action( 'xmlrpc_call', 'wp.getKeywords' );
890
891                 $tags = array( );
892
893                 if( $all_tags = get_tags( ) ) {
894                         foreach( (array) $all_tags as $tag ) {
895                                 $struct['tag_id']                       = $tag->term_id;
896                                 $struct['name']                         = $tag->name;
897                                 $struct['count']                        = $tag->count;
898                                 $struct['slug']                         = $tag->slug;
899                                 $struct['html_url']                     = esc_html( get_tag_link( $tag->term_id ) );
900                                 $struct['rss_url']                      = esc_html( get_tag_feed_link( $tag->term_id ) );
901
902                                 $tags[] = $struct;
903                         }
904                 }
905
906                 return $tags;
907         }
908
909         /**
910          * Create new category.
911          *
912          * @since 2.2.0
913          *
914          * @param array $args Method parameters.
915          * @return int Category ID.
916          */
917         function wp_newCategory($args) {
918                 $this->escape($args);
919
920                 $blog_id                                = (int) $args[0];
921                 $username                               = $args[1];
922                 $password                               = $args[2];
923                 $category                               = $args[3];
924
925                 if ( !$user = $this->login($username, $password) ) {
926                         return $this->error;
927                 }
928
929                 do_action('xmlrpc_call', 'wp.newCategory');
930
931                 // Make sure the user is allowed to add a category.
932                 if(!current_user_can("manage_categories")) {
933                         return(new IXR_Error(401, __("Sorry, you do not have the right to add a category.")));
934                 }
935
936                 // If no slug was provided make it empty so that
937                 // WordPress will generate one.
938                 if(empty($category["slug"])) {
939                         $category["slug"] = "";
940                 }
941
942                 // If no parent_id was provided make it empty
943                 // so that it will be a top level page (no parent).
944                 if ( !isset($category["parent_id"]) )
945                         $category["parent_id"] = "";
946
947                 // If no description was provided make it empty.
948                 if(empty($category["description"])) {
949                         $category["description"] = "";
950                 }
951
952                 $new_category = array(
953                         "cat_name"                              => $category["name"],
954                         "category_nicename"             => $category["slug"],
955                         "category_parent"               => $category["parent_id"],
956                         "category_description"  => $category["description"]
957                 );
958
959                 $cat_id = wp_insert_category($new_category);
960                 if(!$cat_id) {
961                         return(new IXR_Error(500, __("Sorry, the new category failed.")));
962                 }
963
964                 return($cat_id);
965         }
966
967         /**
968          * Remove category.
969          *
970          * @since 2.5.0
971          *
972          * @param array $args Method parameters.
973          * @return mixed See {@link wp_delete_category()} for return info.
974          */
975         function wp_deleteCategory($args) {
976                 $this->escape($args);
977
978                 $blog_id                = (int) $args[0];
979                 $username               = $args[1];
980                 $password               = $args[2];
981                 $category_id    = (int) $args[3];
982
983                 if ( !$user = $this->login($username, $password) ) {
984                         return $this->error;
985                 }
986
987                 do_action('xmlrpc_call', 'wp.deleteCategory');
988
989                 if( !current_user_can("manage_categories") ) {
990                         return new IXR_Error( 401, __( "Sorry, you do not have the right to delete a category." ) );
991                 }
992
993                 return wp_delete_category( $category_id );
994         }
995
996         /**
997          * Retrieve category list.
998          *
999          * @since 2.2.0
1000          *
1001          * @param array $args Method parameters.
1002          * @return array
1003          */
1004         function wp_suggestCategories($args) {
1005                 $this->escape($args);
1006
1007                 $blog_id                                = (int) $args[0];
1008                 $username                               = $args[1];
1009                 $password                               = $args[2];
1010                 $category                               = $args[3];
1011                 $max_results                    = (int) $args[4];
1012
1013                 if ( !$user = $this->login($username, $password) ) {
1014                         return $this->error;
1015                 }
1016
1017                 if( !current_user_can( 'edit_posts' ) )
1018                         return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts to this blog in order to view categories.' ) );
1019
1020                 do_action('xmlrpc_call', 'wp.suggestCategories');
1021
1022                 $category_suggestions = array();
1023                 $args = array('get' => 'all', 'number' => $max_results, 'name__like' => $category);
1024                 foreach ( (array) get_categories($args) as $cat ) {
1025                         $category_suggestions[] = array(
1026                                 "category_id"   => $cat->cat_ID,
1027                                 "category_name" => $cat->cat_name
1028                         );
1029                 }
1030
1031                 return($category_suggestions);
1032         }
1033
1034         /**
1035          * Retrieve comment.
1036          *
1037          * @since 2.7.0
1038          *
1039          * @param array $args Method parameters.
1040          * @return array
1041          */
1042         function wp_getComment($args) {
1043                 $this->escape($args);
1044
1045                 $blog_id        = (int) $args[0];
1046                 $username       = $args[1];
1047                 $password       = $args[2];
1048                 $comment_id     = (int) $args[3];
1049
1050                 if ( !$user = $this->login($username, $password) ) {
1051                         return $this->error;
1052                 }
1053
1054                 if ( !current_user_can( 'moderate_comments' ) )
1055                         return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this blog.' ) );
1056
1057                 do_action('xmlrpc_call', 'wp.getComment');
1058
1059                 if ( ! $comment = get_comment($comment_id) )
1060                         return new IXR_Error( 404, __( 'Invalid comment ID.' ) );
1061
1062                 // Format page date.
1063                 $comment_date = mysql2date("Ymd\TH:i:s", $comment->comment_date, false);
1064                 $comment_date_gmt = mysql2date("Ymd\TH:i:s", $comment->comment_date_gmt, false);
1065
1066                 if ( 0 == $comment->comment_approved )
1067                         $comment_status = 'hold';
1068                 else if ( 'spam' == $comment->comment_approved )
1069                         $comment_status = 'spam';
1070                 else if ( 1 == $comment->comment_approved )
1071                         $comment_status = 'approve';
1072                 else
1073                         $comment_status = $comment->comment_approved;
1074
1075                 $link = get_comment_link($comment);
1076
1077                 $comment_struct = array(
1078                         "date_created_gmt"              => new IXR_Date($comment_date_gmt),
1079                         "user_id"                               => $comment->user_id,
1080                         "comment_id"                    => $comment->comment_ID,
1081                         "parent"                                => $comment->comment_parent,
1082                         "status"                                => $comment_status,
1083                         "content"                               => $comment->comment_content,
1084                         "link"                                  => $link,
1085                         "post_id"                               => $comment->comment_post_ID,
1086                         "post_title"                    => get_the_title($comment->comment_post_ID),
1087                         "author"                                => $comment->comment_author,
1088                         "author_url"                    => $comment->comment_author_url,
1089                         "author_email"                  => $comment->comment_author_email,
1090                         "author_ip"                             => $comment->comment_author_IP,
1091                         "type"                                  => $comment->comment_type,
1092                 );
1093
1094                 return $comment_struct;
1095         }
1096
1097         /**
1098          * Retrieve comments.
1099          *
1100          * @since 2.7.0
1101          *
1102          * @param array $args Method parameters.
1103          * @return array
1104          */
1105         function wp_getComments($args) {
1106                 $this->escape($args);
1107
1108                 $blog_id        = (int) $args[0];
1109                 $username       = $args[1];
1110                 $password       = $args[2];
1111                 $struct         = $args[3];
1112
1113                 if ( !$user = $this->login($username, $password) ) {
1114                         return $this->error;
1115                 }
1116
1117                 if ( !current_user_can( 'moderate_comments' ) )
1118                         return new IXR_Error( 401, __( 'Sorry, you cannot edit comments.' ) );
1119
1120                 do_action('xmlrpc_call', 'wp.getComments');
1121
1122                 if ( isset($struct['status']) )
1123                         $status = $struct['status'];
1124                 else
1125                         $status = '';
1126
1127                 $post_id = '';
1128                 if ( isset($struct['post_id']) )
1129                         $post_id = absint($struct['post_id']);
1130
1131                 $offset = 0;
1132                 if ( isset($struct['offset']) )
1133                         $offset = absint($struct['offset']);
1134
1135                 $number = 10;
1136                 if ( isset($struct['number']) )
1137                         $number = absint($struct['number']);
1138
1139                 $comments = get_comments( array('status' => $status, 'post_id' => $post_id, 'offset' => $offset, 'number' => $number ) );
1140                 $num_comments = count($comments);
1141
1142                 if ( ! $num_comments )
1143                         return array();
1144
1145                 $comments_struct = array();
1146
1147                 for ( $i = 0; $i < $num_comments; $i++ ) {
1148                         $comment = wp_xmlrpc_server::wp_getComment(array(
1149                                 $blog_id, $username, $password, $comments[$i]->comment_ID,
1150                         ));
1151                         $comments_struct[] = $comment;
1152                 }
1153
1154                 return $comments_struct;
1155         }
1156
1157         /**
1158          * Remove comment.
1159          *
1160          * @since 2.7.0
1161          *
1162          * @param array $args Method parameters.
1163          * @return mixed {@link wp_delete_comment()}
1164          */
1165         function wp_deleteComment($args) {
1166                 $this->escape($args);
1167
1168                 $blog_id        = (int) $args[0];
1169                 $username       = $args[1];
1170                 $password       = $args[2];
1171                 $comment_ID     = (int) $args[3];
1172
1173                 if ( !$user = $this->login($username, $password) ) {
1174                         return $this->error;
1175                 }
1176
1177                 if ( !current_user_can( 'moderate_comments' ) )
1178                         return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this blog.' ) );
1179
1180                 do_action('xmlrpc_call', 'wp.deleteComment');
1181
1182                 if ( ! get_comment($comment_ID) )
1183                         return new IXR_Error( 404, __( 'Invalid comment ID.' ) );
1184
1185                 return wp_delete_comment($comment_ID);
1186         }
1187
1188         /**
1189          * Edit comment.
1190          *
1191          * @since 2.7.0
1192          *
1193          * @param array $args Method parameters.
1194          * @return bool True, on success.
1195          */
1196         function wp_editComment($args) {
1197                 $this->escape($args);
1198
1199                 $blog_id        = (int) $args[0];
1200                 $username       = $args[1];
1201                 $password       = $args[2];
1202                 $comment_ID     = (int) $args[3];
1203                 $content_struct = $args[4];
1204
1205                 if ( !$user = $this->login($username, $password) ) {
1206                         return $this->error;
1207                 }
1208
1209                 if ( !current_user_can( 'moderate_comments' ) )
1210                         return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this blog.' ) );
1211
1212                 do_action('xmlrpc_call', 'wp.editComment');
1213
1214                 if ( ! get_comment($comment_ID) )
1215                         return new IXR_Error( 404, __( 'Invalid comment ID.' ) );
1216
1217                 if ( isset($content_struct['status']) ) {
1218                         $statuses = get_comment_statuses();
1219                         $statuses = array_keys($statuses);
1220
1221                         if ( ! in_array($content_struct['status'], $statuses) )
1222                                 return new IXR_Error( 401, __( 'Invalid comment status.' ) );
1223                         $comment_approved = $content_struct['status'];
1224                 }
1225
1226                 // Do some timestamp voodoo
1227                 if ( !empty( $content_struct['date_created_gmt'] ) ) {
1228                         $dateCreated = str_replace( 'Z', '', $content_struct['date_created_gmt']->getIso() ) . 'Z'; // We know this is supposed to be GMT, so we're going to slap that Z on there by force
1229                         $comment_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
1230                         $comment_date_gmt = iso8601_to_datetime($dateCreated, GMT);
1231                 }
1232
1233                 if ( isset($content_struct['content']) )
1234                         $comment_content = $content_struct['content'];
1235
1236                 if ( isset($content_struct['author']) )
1237                         $comment_author = $content_struct['author'];
1238
1239                 if ( isset($content_struct['author_url']) )
1240                         $comment_author_url = $content_struct['author_url'];
1241
1242                 if ( isset($content_struct['author_email']) )
1243                         $comment_author_email = $content_struct['author_email'];
1244
1245                 // We've got all the data -- post it:
1246                 $comment = compact('comment_ID', 'comment_content', 'comment_approved', 'comment_date', 'comment_date_gmt', 'comment_author', 'comment_author_email', 'comment_author_url');
1247
1248                 $result = wp_update_comment($comment);
1249                 if ( is_wp_error( $result ) )
1250                         return new IXR_Error(500, $result->get_error_message());
1251
1252                 if ( !$result )
1253                         return new IXR_Error(500, __('Sorry, the comment could not be edited. Something wrong happened.'));
1254
1255                 return true;
1256         }
1257
1258         /**
1259          * Create new comment.
1260          *
1261          * @since 2.7.0
1262          *
1263          * @param array $args Method parameters.
1264          * @return mixed {@link wp_new_comment()}
1265          */
1266         function wp_newComment($args) {
1267                 global $wpdb;
1268
1269                 $this->escape($args);
1270
1271                 $blog_id        = (int) $args[0];
1272                 $username       = $args[1];
1273                 $password       = $args[2];
1274                 $post           = $args[3];
1275                 $content_struct = $args[4];
1276
1277                 $allow_anon = apply_filters('xmlrpc_allow_anonymous_comments', false);
1278
1279                 $user = $this->login($username, $password);
1280
1281                 if ( !$user ) {
1282                         $logged_in = false;
1283                         if ( $allow_anon && get_option('comment_registration') )
1284                                 return new IXR_Error( 403, __( 'You must be registered to comment' ) );
1285                         else if ( !$allow_anon )
1286                                 return $this->error;
1287                 } else {
1288                         $logged_in = true;
1289                 }
1290
1291                 if ( is_numeric($post) )
1292                         $post_id = absint($post);
1293                 else
1294                         $post_id = url_to_postid($post);
1295
1296                 if ( ! $post_id )
1297                         return new IXR_Error( 404, __( 'Invalid post ID.' ) );
1298
1299                 if ( ! get_post($post_id) )
1300                         return new IXR_Error( 404, __( 'Invalid post ID.' ) );
1301
1302                 $comment['comment_post_ID'] = $post_id;
1303
1304                 if ( $logged_in ) {
1305                         $comment['comment_author'] = $wpdb->escape( $user->display_name );
1306                         $comment['comment_author_email'] = $wpdb->escape( $user->user_email );
1307                         $comment['comment_author_url'] = $wpdb->escape( $user->user_url );
1308                         $comment['user_ID'] = $user->ID;
1309                 } else {
1310                         $comment['comment_author'] = '';
1311                         if ( isset($content_struct['author']) )
1312                                 $comment['comment_author'] = $content_struct['author'];
1313
1314                         $comment['comment_author_email'] = '';
1315                         if ( isset($content_struct['author_email']) )
1316                                 $comment['comment_author_email'] = $content_struct['author_email'];
1317
1318                         $comment['comment_author_url'] = '';
1319                         if ( isset($content_struct['author_url']) )
1320                                 $comment['comment_author_url'] = $content_struct['author_url'];
1321
1322                         $comment['user_ID'] = 0;
1323
1324                         if ( get_option('require_name_email') ) {
1325                                 if ( 6 > strlen($comment['comment_author_email']) || '' == $comment['comment_author'] )
1326                                         return new IXR_Error( 403, __( 'Comment author name and email are required' ) );
1327                                 elseif ( !is_email($comment['comment_author_email']) )
1328                                         return new IXR_Error( 403, __( 'A valid email address is required' ) );
1329                         }
1330                 }
1331
1332                 $comment['comment_parent'] = isset($content_struct['comment_parent']) ? absint($content_struct['comment_parent']) : 0;
1333
1334                 $comment['comment_content'] = $content_struct['content'];
1335
1336                 do_action('xmlrpc_call', 'wp.newComment');
1337
1338                 return wp_new_comment($comment);
1339         }
1340
1341         /**
1342          * Retrieve all of the comment status.
1343          *
1344          * @since 2.7.0
1345          *
1346          * @param array $args Method parameters.
1347          * @return array
1348          */
1349         function wp_getCommentStatusList($args) {
1350                 $this->escape( $args );
1351
1352                 $blog_id        = (int) $args[0];
1353                 $username       = $args[1];
1354                 $password       = $args[2];
1355
1356                 if ( !$user = $this->login($username, $password) ) {
1357                         return $this->error;
1358                 }
1359
1360                 if ( !current_user_can( 'moderate_comments' ) )
1361                         return new IXR_Error( 403, __( 'You are not allowed access to details about this blog.' ) );
1362
1363                 do_action('xmlrpc_call', 'wp.getCommentStatusList');
1364
1365                 return get_comment_statuses( );
1366         }
1367
1368         /**
1369          * Retrieve comment count.
1370          *
1371          * @since 2.5.0
1372          *
1373          * @param array $args Method parameters.
1374          * @return array
1375          */
1376         function wp_getCommentCount( $args ) {
1377                 $this->escape($args);
1378
1379                 $blog_id        = (int) $args[0];
1380                 $username       = $args[1];
1381                 $password       = $args[2];
1382                 $post_id        = (int) $args[3];
1383
1384                 if ( !$user = $this->login($username, $password) ) {
1385                         return $this->error;
1386                 }
1387
1388                 if( !current_user_can( 'edit_posts' ) ) {
1389                         return new IXR_Error( 403, __( 'You are not allowed access to details about comments.' ) );
1390                 }
1391
1392                 do_action('xmlrpc_call', 'wp.getCommentCount');
1393
1394                 $count = wp_count_comments( $post_id );
1395                 return array(
1396                         "approved" => $count->approved,
1397                         "awaiting_moderation" => $count->moderated,
1398                         "spam" => $count->spam,
1399                         "total_comments" => $count->total_comments
1400                 );
1401         }
1402
1403         /**
1404          * Retrieve post statuses.
1405          *
1406          * @since 2.5.0
1407          *
1408          * @param array $args Method parameters.
1409          * @return array
1410          */
1411         function wp_getPostStatusList( $args ) {
1412                 $this->escape( $args );
1413
1414                 $blog_id        = (int) $args[0];
1415                 $username       = $args[1];
1416                 $password       = $args[2];
1417
1418                 if ( !$user = $this->login($username, $password) ) {
1419                         return $this->error;
1420                 }
1421
1422                 if( !current_user_can( 'edit_posts' ) ) {
1423                         return new IXR_Error( 403, __( 'You are not allowed access to details about this blog.' ) );
1424                 }
1425
1426                 do_action('xmlrpc_call', 'wp.getPostStatusList');
1427
1428                 return get_post_statuses( );
1429         }
1430
1431         /**
1432          * Retrieve page statuses.
1433          *
1434          * @since 2.5.0
1435          *
1436          * @param array $args Method parameters.
1437          * @return array
1438          */
1439         function wp_getPageStatusList( $args ) {
1440                 $this->escape( $args );
1441
1442                 $blog_id        = (int) $args[0];
1443                 $username       = $args[1];
1444                 $password       = $args[2];
1445
1446                 if ( !$user = $this->login($username, $password) ) {
1447                         return $this->error;
1448                 }
1449
1450                 if( !current_user_can( 'edit_posts' ) ) {
1451                         return new IXR_Error( 403, __( 'You are not allowed access to details about this blog.' ) );
1452                 }
1453
1454                 do_action('xmlrpc_call', 'wp.getPageStatusList');
1455
1456                 return get_page_statuses( );
1457         }
1458
1459         /**
1460          * Retrieve page templates.
1461          *
1462          * @since 2.6.0
1463          *
1464          * @param array $args Method parameters.
1465          * @return array
1466          */
1467         function wp_getPageTemplates( $args ) {
1468                 $this->escape( $args );
1469
1470                 $blog_id        = (int) $args[0];
1471                 $username       = $args[1];
1472                 $password       = $args[2];
1473
1474                 if ( !$user = $this->login($username, $password) ) {
1475                         return $this->error;
1476                 }
1477
1478                 if( !current_user_can( 'edit_pages' ) ) {
1479                         return new IXR_Error( 403, __( 'You are not allowed access to details about this blog.' ) );
1480                 }
1481
1482                 $templates = get_page_templates( );
1483                 $templates['Default'] = 'default';
1484
1485                 return $templates;
1486         }
1487
1488         /**
1489          * Retrieve blog options.
1490          *
1491          * @since 2.6.0
1492          *
1493          * @param array $args Method parameters.
1494          * @return array
1495          */
1496         function wp_getOptions( $args ) {
1497                 $this->escape( $args );
1498
1499                 $blog_id        = (int) $args[0];
1500                 $username       = $args[1];
1501                 $password       = $args[2];
1502                 $options        = (array) $args[3];
1503
1504                 if ( !$user = $this->login($username, $password) ) {
1505                         return $this->error;
1506                 }
1507
1508                 // If no specific options where asked for, return all of them
1509                 if (count( $options ) == 0 ) {
1510                         $options = array_keys($this->blog_options);
1511                 }
1512
1513                 return $this->_getOptions($options);
1514         }
1515
1516         /**
1517          * Retrieve blog options value from list.
1518          *
1519          * @since 2.6.0
1520          *
1521          * @param array $options Options to retrieve.
1522          * @return array
1523          */
1524         function _getOptions($options)
1525         {
1526                 $data = array( );
1527                 foreach( $options as $option ) {
1528                         if( array_key_exists( $option, $this->blog_options ) )
1529                         {
1530                                 $data[$option] = $this->blog_options[$option];
1531                                 //Is the value static or dynamic?
1532                                 if( isset( $data[$option]['option'] ) ) {
1533                                         $data[$option]['value'] = get_option( $data[$option]['option'] );
1534                                         unset($data[$option]['option']);
1535                                 }
1536                         }
1537                 }
1538
1539                 return $data;
1540         }
1541
1542         /**
1543          * Update blog options.
1544          *
1545          * @since 2.6.0
1546          *
1547          * @param array $args Method parameters.
1548          * @return unknown
1549          */
1550         function wp_setOptions( $args ) {
1551                 $this->escape( $args );
1552
1553                 $blog_id        = (int) $args[0];
1554                 $username       = $args[1];
1555                 $password       = $args[2];
1556                 $options        = (array) $args[3];
1557
1558                 if ( !$user = $this->login($username, $password) ) {
1559                         return $this->error;
1560                 }
1561
1562                 if( !current_user_can( 'manage_options' ) )
1563                         return new IXR_Error( 403, __( 'You are not allowed to update options.' ) );
1564
1565                 foreach( $options as $o_name => $o_value ) {
1566                         $option_names[] = $o_name;
1567                         if( empty( $o_value ) )
1568                                 continue;
1569
1570                         if( !array_key_exists( $o_name, $this->blog_options ) )
1571                                 continue;
1572
1573                         if( $this->blog_options[$o_name]['readonly'] == true )
1574                                 continue;
1575
1576                         update_option( $this->blog_options[$o_name]['option'], $o_value );
1577                 }
1578
1579                 //Now return the updated values
1580                 return $this->_getOptions($option_names);
1581         }
1582
1583         /* Blogger API functions.
1584          * specs on http://plant.blogger.com/api and http://groups.yahoo.com/group/bloggerDev/
1585          */
1586
1587         /**
1588          * Retrieve blogs that user owns.
1589          *
1590          * Will make more sense once we support multiple blogs.
1591          *
1592          * @since 1.5.0
1593          *
1594          * @param array $args Method parameters.
1595          * @return array
1596          */
1597         function blogger_getUsersBlogs($args) {
1598
1599                 $this->escape($args);
1600
1601                 $username = $args[1];
1602                 $password  = $args[2];
1603
1604                 if ( !$user = $this->login($username, $password) ) {
1605                         return $this->error;
1606                 }
1607
1608                 do_action('xmlrpc_call', 'blogger.getUsersBlogs');
1609
1610                 $is_admin = current_user_can('manage_options');
1611
1612                 $struct = array(
1613                         'isAdmin'  => $is_admin,
1614                         'url'      => get_option('home') . '/',
1615                         'blogid'   => '1',
1616                         'blogName' => get_option('blogname'),
1617                         'xmlrpc'   => site_url( 'xmlrpc.php' )
1618                 );
1619
1620                 return array($struct);
1621         }
1622
1623         /**
1624          * Retrieve user's data.
1625          *
1626          * Gives your client some info about you, so you don't have to.
1627          *
1628          * @since 1.5.0
1629          *
1630          * @param array $args Method parameters.
1631          * @return array
1632          */
1633         function blogger_getUserInfo($args) {
1634
1635                 $this->escape($args);
1636
1637                 $username = $args[1];
1638                 $password  = $args[2];
1639
1640                 if ( !$user = $this->login($username, $password) ) {
1641                         return $this->error;
1642                 }
1643
1644                 if( !current_user_can( 'edit_posts' ) )
1645                         return new IXR_Error( 401, __( 'Sorry, you do not have access to user data on this blog.' ) );
1646
1647                 do_action('xmlrpc_call', 'blogger.getUserInfo');
1648
1649                 $struct = array(
1650                         'nickname'  => $user->nickname,
1651                         'userid'    => $user->ID,
1652                         'url'       => $user->user_url,
1653                         'lastname'  => $user->last_name,
1654                         'firstname' => $user->first_name
1655                 );
1656
1657                 return $struct;
1658         }
1659
1660         /**
1661          * Retrieve post.
1662          *
1663          * @since 1.5.0
1664          *
1665          * @param array $args Method parameters.
1666          * @return array
1667          */
1668         function blogger_getPost($args) {
1669
1670                 $this->escape($args);
1671
1672                 $post_ID    = (int) $args[1];
1673                 $username = $args[2];
1674                 $password  = $args[3];
1675
1676                 if ( !$user = $this->login($username, $password) ) {
1677                         return $this->error;
1678                 }
1679
1680                 if( !current_user_can( 'edit_post', $post_ID ) )
1681                         return new IXR_Error( 401, __( 'Sorry, you cannot edit this post.' ) );
1682
1683                 do_action('xmlrpc_call', 'blogger.getPost');
1684
1685                 $post_data = wp_get_single_post($post_ID, ARRAY_A);
1686
1687                 $categories = implode(',', wp_get_post_categories($post_ID));
1688
1689                 $content  = '<title>'.stripslashes($post_data['post_title']).'</title>';
1690                 $content .= '<category>'.$categories.'</category>';
1691                 $content .= stripslashes($post_data['post_content']);
1692
1693                 $struct = array(
1694                         'userid'    => $post_data['post_author'],
1695                         'dateCreated' => new IXR_Date(mysql2date('Ymd\TH:i:s', $post_data['post_date'], false)),
1696                         'content'     => $content,
1697                         'postid'  => $post_data['ID']
1698                 );
1699
1700                 return $struct;
1701         }
1702
1703         /**
1704          * Retrieve list of recent posts.
1705          *
1706          * @since 1.5.0
1707          *
1708          * @param array $args Method parameters.
1709          * @return array
1710          */
1711         function blogger_getRecentPosts($args) {
1712
1713                 $this->escape($args);
1714
1715                 $blog_ID    = (int) $args[1]; /* though we don't use it yet */
1716                 $username = $args[2];
1717                 $password  = $args[3];
1718                 $num_posts  = $args[4];
1719
1720                 if ( !$user = $this->login($username, $password) ) {
1721                         return $this->error;
1722                 }
1723
1724                 do_action('xmlrpc_call', 'blogger.getRecentPosts');
1725
1726                 $posts_list = wp_get_recent_posts($num_posts);
1727
1728                 if (!$posts_list) {
1729                         $this->error = new IXR_Error(500, __('Either there are no posts, or something went wrong.'));
1730                         return $this->error;
1731                 }
1732
1733                 foreach ($posts_list as $entry) {
1734                         if( !current_user_can( 'edit_post', $entry['ID'] ) )
1735                                 continue;
1736
1737                         $post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
1738                         $categories = implode(',', wp_get_post_categories($entry['ID']));
1739
1740                         $content  = '<title>'.stripslashes($entry['post_title']).'</title>';
1741                         $content .= '<category>'.$categories.'</category>';
1742                         $content .= stripslashes($entry['post_content']);
1743
1744                         $struct[] = array(
1745                                 'userid' => $entry['post_author'],
1746                                 'dateCreated' => new IXR_Date($post_date),
1747                                 'content' => $content,
1748                                 'postid' => $entry['ID'],
1749                         );
1750
1751                 }
1752
1753                 $recent_posts = array();
1754                 for ($j=0; $j<count($struct); $j++) {
1755                         array_push($recent_posts, $struct[$j]);
1756                 }
1757
1758                 return $recent_posts;
1759         }
1760
1761         /**
1762          * Retrieve blog_filename content.
1763          *
1764          * @since 1.5.0
1765          *
1766          * @param array $args Method parameters.
1767          * @return string
1768          */
1769         function blogger_getTemplate($args) {
1770
1771                 $this->escape($args);
1772
1773                 $blog_ID    = (int) $args[1];
1774                 $username = $args[2];
1775                 $password  = $args[3];
1776                 $template   = $args[4]; /* could be 'main' or 'archiveIndex', but we don't use it */
1777
1778                 if ( !$user = $this->login($username, $password) ) {
1779                         return $this->error;
1780                 }
1781
1782                 do_action('xmlrpc_call', 'blogger.getTemplate');
1783
1784                 if ( !current_user_can('edit_themes') ) {
1785                         return new IXR_Error(401, __('Sorry, this user can not edit the template.'));
1786                 }
1787
1788                 /* warning: here we make the assumption that the blog's URL is on the same server */
1789                 $filename = get_option('home') . '/';
1790                 $filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);
1791
1792                 $f = fopen($filename, 'r');
1793                 $content = fread($f, filesize($filename));
1794                 fclose($f);
1795
1796                 /* so it is actually editable with a windows/mac client */
1797                 // 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);
1798
1799                 return $content;
1800         }
1801
1802         /**
1803          * Updates the content of blog_filename.
1804          *
1805          * @since 1.5.0
1806          *
1807          * @param array $args Method parameters.
1808          * @return bool True when done.
1809          */
1810         function blogger_setTemplate($args) {
1811
1812                 $this->escape($args);
1813
1814                 $blog_ID    = (int) $args[1];
1815                 $username = $args[2];
1816                 $password  = $args[3];
1817                 $content    = $args[4];
1818                 $template   = $args[5]; /* could be 'main' or 'archiveIndex', but we don't use it */
1819
1820                 if ( !$user = $this->login($username, $password) ) {
1821                         return $this->error;
1822                 }
1823
1824                 do_action('xmlrpc_call', 'blogger.setTemplate');
1825
1826                 if ( !current_user_can('edit_themes') ) {
1827                         return new IXR_Error(401, __('Sorry, this user cannot edit the template.'));
1828                 }
1829
1830                 /* warning: here we make the assumption that the blog's URL is on the same server */
1831                 $filename = get_option('home') . '/';
1832                 $filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);
1833
1834                 if ($f = fopen($filename, 'w+')) {
1835                         fwrite($f, $content);
1836                         fclose($f);
1837                 } else {
1838                         return new IXR_Error(500, __('Either the file is not writable, or something wrong happened. The file has not been updated.'));
1839                 }
1840
1841                 return true;
1842         }
1843
1844         /**
1845          * Create new post.
1846          *
1847          * @since 1.5.0
1848          *
1849          * @param array $args Method parameters.
1850          * @return int
1851          */
1852         function blogger_newPost($args) {
1853
1854                 $this->escape($args);
1855
1856                 $blog_ID    = (int) $args[1]; /* though we don't use it yet */
1857                 $username = $args[2];
1858                 $password  = $args[3];
1859                 $content    = $args[4];
1860                 $publish    = $args[5];
1861
1862                 if ( !$user = $this->login($username, $password) ) {
1863                         return $this->error;
1864                 }
1865
1866                 do_action('xmlrpc_call', 'blogger.newPost');
1867
1868                 $cap = ($publish) ? 'publish_posts' : 'edit_posts';
1869                 if ( !current_user_can($cap) )
1870                         return new IXR_Error(401, __('Sorry, you are not allowed to post on this blog.'));
1871
1872                 $post_status = ($publish) ? 'publish' : 'draft';
1873
1874                 $post_author = $user->ID;
1875
1876                 $post_title = xmlrpc_getposttitle($content);
1877                 $post_category = xmlrpc_getpostcategory($content);
1878                 $post_content = xmlrpc_removepostdata($content);
1879
1880                 $post_date = current_time('mysql');
1881                 $post_date_gmt = current_time('mysql', 1);
1882
1883                 $post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status');
1884
1885                 $post_ID = wp_insert_post($post_data);
1886                 if ( is_wp_error( $post_ID ) )
1887                         return new IXR_Error(500, $post_ID->get_error_message());
1888
1889                 if (!$post_ID)
1890                         return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));
1891
1892                 $this->attach_uploads( $post_ID, $post_content );
1893
1894                 logIO('O', "Posted ! ID: $post_ID");
1895
1896                 return $post_ID;
1897         }
1898
1899         /**
1900          * Edit a post.
1901          *
1902          * @since 1.5.0
1903          *
1904          * @param array $args Method parameters.
1905          * @return bool true when done.
1906          */
1907         function blogger_editPost($args) {
1908
1909                 $this->escape($args);
1910
1911                 $post_ID     = (int) $args[1];
1912                 $username  = $args[2];
1913                 $password   = $args[3];
1914                 $content     = $args[4];
1915                 $publish     = $args[5];
1916
1917                 if ( !$user = $this->login($username, $password) ) {
1918                         return $this->error;
1919                 }
1920
1921                 do_action('xmlrpc_call', 'blogger.editPost');
1922
1923                 $actual_post = wp_get_single_post($post_ID,ARRAY_A);
1924
1925                 if (!$actual_post || $actual_post['post_type'] != 'post') {
1926                         return new IXR_Error(404, __('Sorry, no such post.'));
1927                 }
1928
1929                 $this->escape($actual_post);
1930
1931                 if ( !current_user_can('edit_post', $post_ID) )
1932                         return new IXR_Error(401, __('Sorry, you do not have the right to edit this post.'));
1933
1934                 extract($actual_post, EXTR_SKIP);
1935
1936                 if ( ('publish' == $post_status) && !current_user_can('publish_posts') )
1937                         return new IXR_Error(401, __('Sorry, you do not have the right to publish this post.'));
1938
1939                 $post_title = xmlrpc_getposttitle($content);
1940                 $post_category = xmlrpc_getpostcategory($content);
1941                 $post_content = xmlrpc_removepostdata($content);
1942
1943                 $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt');
1944
1945                 $result = wp_update_post($postdata);
1946
1947                 if (!$result) {
1948                         return new IXR_Error(500, __('For some strange yet very annoying reason, this post could not be edited.'));
1949                 }
1950                 $this->attach_uploads( $ID, $post_content );
1951
1952                 return true;
1953         }
1954
1955         /**
1956          * Remove a post.
1957          *
1958          * @since 1.5.0
1959          *
1960          * @param array $args Method parameters.
1961          * @return bool True when post is deleted.
1962          */
1963         function blogger_deletePost($args) {
1964                 $this->escape($args);
1965
1966                 $post_ID     = (int) $args[1];
1967                 $username  = $args[2];
1968                 $password   = $args[3];
1969                 $publish     = $args[4];
1970
1971                 if ( !$user = $this->login($username, $password) ) {
1972                         return $this->error;
1973                 }
1974
1975                 do_action('xmlrpc_call', 'blogger.deletePost');
1976
1977                 $actual_post = wp_get_single_post($post_ID,ARRAY_A);
1978
1979                 if (!$actual_post || $actual_post['post_type'] != 'post') {
1980                         return new IXR_Error(404, __('Sorry, no such post.'));
1981                 }
1982
1983                 if ( !current_user_can('edit_post', $post_ID) )
1984                         return new IXR_Error(401, __('Sorry, you do not have the right to delete this post.'));
1985
1986                 $result = wp_delete_post($post_ID);
1987
1988                 if (!$result) {
1989                         return new IXR_Error(500, __('For some strange yet very annoying reason, this post could not be deleted.'));
1990                 }
1991
1992                 return true;
1993         }
1994
1995         /* MetaWeblog API functions
1996          * specs on wherever Dave Winer wants them to be
1997          */
1998
1999         /**
2000          * Create a new post.
2001          *
2002          * @since 1.5.0
2003          *
2004          * @param array $args Method parameters.
2005          * @return int
2006          */
2007         function mw_newPost($args) {
2008                 $this->escape($args);
2009
2010                 $blog_ID     = (int) $args[0]; // we will support this in the near future
2011                 $username  = $args[1];
2012                 $password   = $args[2];
2013                 $content_struct = $args[3];
2014                 $publish     = $args[4];
2015
2016                 if ( !$user = $this->login($username, $password) ) {
2017                         return $this->error;
2018                 }
2019
2020                 do_action('xmlrpc_call', 'metaWeblog.newPost');
2021
2022                 $cap = ( $publish ) ? 'publish_posts' : 'edit_posts';
2023                 $error_message = __( 'Sorry, you are not allowed to publish posts on this blog.' );
2024                 $post_type = 'post';
2025                 $page_template = '';
2026                 if( !empty( $content_struct['post_type'] ) ) {
2027                         if( $content_struct['post_type'] == 'page' ) {
2028                                 $cap = ( $publish ) ? 'publish_pages' : 'edit_pages';
2029                                 $error_message = __( 'Sorry, you are not allowed to publish pages on this blog.' );
2030                                 $post_type = 'page';
2031                                 if( !empty( $content_struct['wp_page_template'] ) )
2032                                         $page_template = $content_struct['wp_page_template'];
2033                         }
2034                         elseif( $content_struct['post_type'] == 'post' ) {
2035                                 // This is the default, no changes needed
2036                         }
2037                         else {
2038                                 // No other post_type values are allowed here
2039                                 return new IXR_Error( 401, __( 'Invalid post type.' ) );
2040                         }
2041                 }
2042
2043                 if( !current_user_can( $cap ) ) {
2044                         return new IXR_Error( 401, $error_message );
2045                 }
2046
2047                 // Let WordPress generate the post_name (slug) unless
2048                 // one has been provided.
2049                 $post_name = "";
2050                 if(isset($content_struct["wp_slug"])) {
2051                         $post_name = $content_struct["wp_slug"];
2052                 }
2053
2054                 // Only use a password if one was given.
2055                 if(isset($content_struct["wp_password"])) {
2056                         $post_password = $content_struct["wp_password"];
2057                 }
2058
2059                 // Only set a post parent if one was provided.
2060                 if(isset($content_struct["wp_page_parent_id"])) {
2061                         $post_parent = $content_struct["wp_page_parent_id"];
2062                 }
2063
2064                 // Only set the menu_order if it was provided.
2065                 if(isset($content_struct["wp_page_order"])) {
2066                         $menu_order = $content_struct["wp_page_order"];
2067                 }
2068
2069                 $post_author = $user->ID;
2070
2071                 // If an author id was provided then use it instead.
2072                 if(
2073                         isset($content_struct["wp_author_id"])
2074                         && ($user->ID != $content_struct["wp_author_id"])
2075                 ) {
2076                         switch($post_type) {
2077                                 case "post":
2078                                         if(!current_user_can("edit_others_posts")) {
2079                                                 return(new IXR_Error(401, __("You are not allowed to post as this user")));
2080                                         }
2081                                         break;
2082                                 case "page":
2083                                         if(!current_user_can("edit_others_pages")) {
2084                                                 return(new IXR_Error(401, __("You are not allowed to create pages as this user")));
2085                                         }
2086                                         break;
2087                                 default:
2088                                         return(new IXR_Error(401, __("Invalid post type.")));
2089                                         break;
2090                         }
2091                         $post_author = $content_struct["wp_author_id"];
2092                 }
2093
2094                 $post_title = $content_struct['title'];
2095                 $post_content = apply_filters( 'content_save_pre', $content_struct['description'] );
2096
2097                 $post_status = $publish ? 'publish' : 'draft';
2098
2099                 if( isset( $content_struct["{$post_type}_status"] ) ) {
2100                         switch( $content_struct["{$post_type}_status"] ) {
2101                                 case 'draft':
2102                                 case 'private':
2103                                 case 'publish':
2104                                         $post_status = $content_struct["{$post_type}_status"];
2105                                         break;
2106                                 case 'pending':
2107                                         // Pending is only valid for posts, not pages.
2108                                         if( $post_type === 'post' ) {
2109                                                 $post_status = $content_struct["{$post_type}_status"];
2110                                         }
2111                                         break;
2112                                 default:
2113                                         $post_status = $publish ? 'publish' : 'draft';
2114                                         break;
2115                         }
2116                 }
2117
2118                 $post_excerpt = $content_struct['mt_excerpt'];
2119                 $post_more = $content_struct['mt_text_more'];
2120
2121                 $tags_input = $content_struct['mt_keywords'];
2122
2123                 if(isset($content_struct["mt_allow_comments"])) {
2124                         if(!is_numeric($content_struct["mt_allow_comments"])) {
2125                                 switch($content_struct["mt_allow_comments"]) {
2126                                         case "closed":
2127                                                 $comment_status = "closed";
2128                                                 break;
2129                                         case "open":
2130                                                 $comment_status = "open";
2131                                                 break;
2132                                         default:
2133                                                 $comment_status = get_option("default_comment_status");
2134                                                 break;
2135                                 }
2136                         }
2137                         else {
2138                                 switch((int) $content_struct["mt_allow_comments"]) {
2139                                         case 0:
2140                                         case 2:
2141                                                 $comment_status = "closed";
2142                                                 break;
2143                                         case 1:
2144                                                 $comment_status = "open";
2145                                                 break;
2146                                         default:
2147                                                 $comment_status = get_option("default_comment_status");
2148                                                 break;
2149                                 }
2150                         }
2151                 }
2152                 else {
2153                         $comment_status = get_option("default_comment_status");
2154                 }
2155
2156                 if(isset($content_struct["mt_allow_pings"])) {
2157                         if(!is_numeric($content_struct["mt_allow_pings"])) {
2158                                 switch($content_struct['mt_allow_pings']) {
2159                                         case "closed":
2160                                                 $ping_status = "closed";
2161                                                 break;
2162                                         case "open":
2163                                                 $ping_status = "open";
2164                                                 break;
2165                                         default:
2166                                                 $ping_status = get_option("default_ping_status");
2167                                                 break;
2168                                 }
2169                         }
2170                         else {
2171                                 switch((int) $content_struct["mt_allow_pings"]) {
2172                                         case 0:
2173                                                 $ping_status = "closed";
2174                                                 break;
2175                                         case 1:
2176                                                 $ping_status = "open";
2177                                                 break;
2178                                         default:
2179                                                 $ping_status = get_option("default_ping_status");
2180                                                 break;
2181                                 }
2182                         }
2183                 }
2184                 else {
2185                         $ping_status = get_option("default_ping_status");
2186                 }
2187
2188                 if ($post_more) {
2189                         $post_content = $post_content . "<!--more-->" . $post_more;
2190                 }
2191
2192                 $to_ping = $content_struct['mt_tb_ping_urls'];
2193                 if ( is_array($to_ping) )
2194                         $to_ping = implode(' ', $to_ping);
2195
2196                 // Do some timestamp voodoo
2197                 if ( !empty( $content_struct['date_created_gmt'] ) )
2198                         $dateCreated = str_replace( 'Z', '', $content_struct['date_created_gmt']->getIso() ) . 'Z'; // We know this is supposed to be GMT, so we're going to slap that Z on there by force
2199                 elseif ( !empty( $content_struct['dateCreated']) )
2200                         $dateCreated = $content_struct['dateCreated']->getIso();
2201
2202                 if ( !empty( $dateCreated ) ) {
2203                         $post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
2204                         $post_date_gmt = iso8601_to_datetime($dateCreated, GMT);
2205                 } else {
2206                         $post_date = current_time('mysql');
2207                         $post_date_gmt = current_time('mysql', 1);
2208                 }
2209
2210                 $catnames = $content_struct['categories'];
2211                 logIO('O', 'Post cats: ' . var_export($catnames,true));
2212                 $post_category = array();
2213
2214                 if (is_array($catnames)) {
2215                         foreach ($catnames as $cat) {
2216                                 $post_category[] = get_cat_ID($cat);
2217                         }
2218                 }
2219
2220                 // We've got all the data -- post it:
2221                 $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', 'tags_input', 'page_template');
2222
2223                 $post_ID = wp_insert_post($postdata, true);
2224                 if ( is_wp_error( $post_ID ) )
2225                         return new IXR_Error(500, $post_ID->get_error_message());
2226
2227                 if (!$post_ID) {
2228                         return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));
2229                 }
2230
2231                 // Only posts can be sticky
2232                 if ( $post_type == 'post' && isset( $content_struct['sticky'] ) )
2233                         if ( $content_struct['sticky'] == true )
2234                                 stick_post( $post_ID );
2235                         elseif ( $content_struct['sticky'] == false )
2236                                 unstick_post( $post_ID );
2237
2238                 if ( isset($content_struct['custom_fields']) ) {
2239                         $this->set_custom_fields($post_ID, $content_struct['custom_fields']);
2240                 }
2241
2242                 // Handle enclosures
2243                 $this->add_enclosure_if_new($post_ID, $content_struct['enclosure']);
2244
2245                 $this->attach_uploads( $post_ID, $post_content );
2246
2247                 logIO('O', "Posted ! ID: $post_ID");
2248
2249                 return strval($post_ID);
2250         }
2251
2252         function add_enclosure_if_new($post_ID, $enclosure) {
2253                 if( is_array( $enclosure ) && isset( $enclosure['url'] ) && isset( $enclosure['length'] ) && isset( $enclosure['type'] ) ) {
2254
2255                         $encstring = $enclosure['url'] . "\n" . $enclosure['length'] . "\n" . $enclosure['type'];
2256                         $found = false;
2257                         foreach ( (array) get_post_custom($post_ID) as $key => $val) {
2258                                 if ($key == 'enclosure') {
2259                                         foreach ( (array) $val as $enc ) {
2260                                                 if ($enc == $encstring) {
2261                                                         $found = true;
2262                                                         break 2;
2263                                                 }
2264                                         }
2265                                 }
2266                         }
2267                         if (!$found) {
2268                                 add_post_meta( $post_ID, 'enclosure', $encstring );
2269                         }
2270                 }
2271         }
2272
2273         /**
2274          * Attach upload to a post.
2275          *
2276          * @since 2.1.0
2277          *
2278          * @param int $post_ID Post ID.
2279          * @param string $post_content Post Content for attachment.
2280          */
2281         function attach_uploads( $post_ID, $post_content ) {
2282                 global $wpdb;
2283
2284                 // find any unattached files
2285                 $attachments = $wpdb->get_results( "SELECT ID, guid FROM {$wpdb->posts} WHERE post_parent = '-1' AND post_type = 'attachment'" );
2286                 if( is_array( $attachments ) ) {
2287                         foreach( $attachments as $file ) {
2288                                 if( strpos( $post_content, $file->guid ) !== false ) {
2289                                         $wpdb->update($wpdb->posts, array('post_parent' => $post_ID), array('ID' => $file->ID) );
2290                                 }
2291                         }
2292                 }
2293         }
2294
2295         /**
2296          * Edit a post.
2297          *
2298          * @since 1.5.0
2299          *
2300          * @param array $args Method parameters.
2301          * @return bool True on success.
2302          */
2303         function mw_editPost($args) {
2304
2305                 $this->escape($args);
2306
2307                 $post_ID     = (int) $args[0];
2308                 $username  = $args[1];
2309                 $password   = $args[2];
2310                 $content_struct = $args[3];
2311                 $publish     = $args[4];
2312
2313                 if ( !$user = $this->login($username, $password) ) {
2314                         return $this->error;
2315                 }
2316
2317                 do_action('xmlrpc_call', 'metaWeblog.editPost');
2318
2319                 $cap = ( $publish ) ? 'publish_posts' : 'edit_posts';
2320                 $error_message = __( 'Sorry, you are not allowed to publish posts on this blog.' );
2321                 $post_type = 'post';
2322                 $page_template = '';
2323                 if( !empty( $content_struct['post_type'] ) ) {
2324                         if( $content_struct['post_type'] == 'page' ) {
2325                                 $cap = ( $publish ) ? 'publish_pages' : 'edit_pages';
2326                                 $error_message = __( 'Sorry, you are not allowed to publish pages on this blog.' );
2327                                 $post_type = 'page';
2328                                 if( !empty( $content_struct['wp_page_template'] ) )
2329                                         $page_template = $content_struct['wp_page_template'];
2330                         }
2331                         elseif( $content_struct['post_type'] == 'post' ) {
2332                                 // This is the default, no changes needed
2333                         }
2334                         else {
2335                                 // No other post_type values are allowed here
2336                                 return new IXR_Error( 401, __( 'Invalid post type.' ) );
2337                         }
2338                 }
2339
2340                 if( !current_user_can( $cap ) ) {
2341                         return new IXR_Error( 401, $error_message );
2342                 }
2343
2344                 $postdata = wp_get_single_post($post_ID, ARRAY_A);
2345
2346                 // If there is no post data for the give post id, stop
2347                 // now and return an error.  Other wise a new post will be
2348                 // created (which was the old behavior).
2349                 if(empty($postdata["ID"])) {
2350                         return(new IXR_Error(404, __("Invalid post ID.")));
2351                 }
2352
2353                 $this->escape($postdata);
2354                 extract($postdata, EXTR_SKIP);
2355
2356                 // Let WordPress manage slug if none was provided.
2357                 $post_name = "";
2358                 if(isset($content_struct["wp_slug"])) {
2359                         $post_name = $content_struct["wp_slug"];
2360                 }
2361
2362                 // Only use a password if one was given.
2363                 if(isset($content_struct["wp_password"])) {
2364                         $post_password = $content_struct["wp_password"];
2365                 }
2366
2367                 // Only set a post parent if one was given.
2368                 if(isset($content_struct["wp_page_parent_id"])) {
2369                         $post_parent = $content_struct["wp_page_parent_id"];
2370                 }
2371
2372                 // Only set the menu_order if it was given.
2373                 if(isset($content_struct["wp_page_order"])) {
2374                         $menu_order = $content_struct["wp_page_order"];
2375                 }
2376
2377                 $post_author = $postdata["post_author"];
2378
2379                 // Only set the post_author if one is set.
2380                 if(
2381                         isset($content_struct["wp_author_id"])
2382                         && ($user->ID != $content_struct["wp_author_id"])
2383                 ) {
2384                         switch($post_type) {
2385                                 case "post":
2386                                         if(!current_user_can("edit_others_posts")) {
2387                                                 return(new IXR_Error(401, __("You are not allowed to change the post author as this user.")));
2388                                         }
2389                                         break;
2390                                 case "page":
2391                                         if(!current_user_can("edit_others_pages")) {
2392                                                 return(new IXR_Error(401, __("You are not allowed to change the page author as this user.")));
2393                                         }
2394                                         break;
2395                                 default:
2396                                         return(new IXR_Error(401, __("Invalid post type.")));
2397                                         break;
2398                         }
2399                         $post_author = $content_struct["wp_author_id"];
2400                 }
2401
2402                 if(isset($content_struct["mt_allow_comments"])) {
2403                         if(!is_numeric($content_struct["mt_allow_comments"])) {
2404                                 switch($content_struct["mt_allow_comments"]) {
2405                                         case "closed":
2406                                                 $comment_status = "closed";
2407                                                 break;
2408                                         case "open":
2409                                                 $comment_status = "open";
2410                                                 break;
2411                                         default:
2412                                                 $comment_status = get_option("default_comment_status");
2413                                                 break;
2414                                 }
2415                         }
2416                         else {
2417                                 switch((int) $content_struct["mt_allow_comments"]) {
2418                                         case 0:
2419                                         case 2:
2420                                                 $comment_status = "closed";
2421                                                 break;
2422                                         case 1:
2423                                                 $comment_status = "open";
2424                                                 break;
2425                                         default:
2426                                                 $comment_status = get_option("default_comment_status");
2427                                                 break;
2428                                 }
2429                         }
2430                 }
2431
2432                 if(isset($content_struct["mt_allow_pings"])) {
2433                         if(!is_numeric($content_struct["mt_allow_pings"])) {
2434                                 switch($content_struct["mt_allow_pings"]) {
2435                                         case "closed":
2436                                                 $ping_status = "closed";
2437                                                 break;
2438                                         case "open":
2439                                                 $ping_status = "open";
2440                                                 break;
2441                                         default:
2442                                                 $ping_status = get_option("default_ping_status");
2443                                                 break;
2444                                 }
2445                         }
2446                         else {
2447                                 switch((int) $content_struct["mt_allow_pings"]) {
2448                                         case 0:
2449                                                 $ping_status = "closed";
2450                                                 break;
2451                                         case 1:
2452                                                 $ping_status = "open";
2453                                                 break;
2454                                         default:
2455                                                 $ping_status = get_option("default_ping_status");
2456                                                 break;
2457                                 }
2458                         }
2459                 }
2460
2461                 $post_title = $content_struct['title'];
2462                 $post_content = apply_filters( 'content_save_pre', $content_struct['description'] );
2463                 $catnames = $content_struct['categories'];
2464
2465                 $post_category = array();
2466
2467                 if (is_array($catnames)) {
2468                         foreach ($catnames as $cat) {
2469                                 $post_category[] = get_cat_ID($cat);
2470                         }
2471                 }
2472
2473                 $post_excerpt = $content_struct['mt_excerpt'];
2474                 $post_more = $content_struct['mt_text_more'];
2475
2476                 $post_status = $publish ? 'publish' : 'draft';
2477                 if( isset( $content_struct["{$post_type}_status"] ) ) {
2478                         switch( $content_struct["{$post_type}_status"] ) {
2479                                 case 'draft':
2480                                 case 'private':
2481                                 case 'publish':
2482                                         $post_status = $content_struct["{$post_type}_status"];
2483                                         break;
2484                                 case 'pending':
2485                                         // Pending is only valid for posts, not pages.
2486                                         if( $post_type === 'post' ) {
2487                                                 $post_status = $content_struct["{$post_type}_status"];
2488                                         }
2489                                         break;
2490                                 default:
2491                                         $post_status = $publish ? 'publish' : 'draft';
2492                                         break;
2493                         }
2494                 }
2495
2496                 $tags_input = $content_struct['mt_keywords'];
2497
2498                 if ( ('publish' == $post_status) ) {
2499                         if ( ( 'page' == $post_type ) && !current_user_can('publish_pages') )
2500                                 return new IXR_Error(401, __('Sorry, you do not have the right to publish this page.'));
2501                         else if ( !current_user_can('publish_posts') )
2502                                 return new IXR_Error(401, __('Sorry, you do not have the right to publish this post.'));
2503                 }
2504
2505                 if ($post_more) {
2506                         $post_content = $post_content . "<!--more-->" . $post_more;
2507                 }
2508
2509                 $to_ping = $content_struct['mt_tb_ping_urls'];
2510                 if ( is_array($to_ping) )
2511                         $to_ping = implode(' ', $to_ping);
2512
2513                 // Do some timestamp voodoo
2514                 if ( !empty( $content_struct['date_created_gmt'] ) )
2515                         $dateCreated = str_replace( 'Z', '', $content_struct['date_created_gmt']->getIso() ) . 'Z'; // We know this is supposed to be GMT, so we're going to slap that Z on there by force
2516                 elseif ( !empty( $content_struct['dateCreated']) )
2517                         $dateCreated = $content_struct['dateCreated']->getIso();
2518
2519                 if ( !empty( $dateCreated ) ) {
2520                         $post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
2521                         $post_date_gmt = iso8601_to_datetime($dateCreated, GMT);
2522                 } else {
2523                         $post_date     = $postdata['post_date'];
2524                         $post_date_gmt = $postdata['post_date_gmt'];
2525                 }
2526
2527                 // We've got all the data -- post it:
2528                 $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', 'tags_input', 'page_template');
2529
2530                 $result = wp_update_post($newpost, true);
2531                 if ( is_wp_error( $result ) )
2532                         return new IXR_Error(500, $result->get_error_message());
2533
2534                 if (!$result) {
2535                         return new IXR_Error(500, __('Sorry, your entry could not be edited. Something wrong happened.'));
2536                 }
2537
2538                 // Only posts can be sticky
2539                 if ( $post_type == 'post' && isset( $content_struct['sticky'] ) )
2540                         if ( $content_struct['sticky'] == true )
2541                                 stick_post( $post_ID );
2542                         elseif ( $content_struct['sticky'] == false )
2543                                 unstick_post( $post_ID );
2544
2545                 if ( isset($content_struct['custom_fields']) ) {
2546                         $this->set_custom_fields($post_ID, $content_struct['custom_fields']);
2547                 }
2548
2549                 // Handle enclosures
2550                 $this->add_enclosure_if_new($post_ID, $content_struct['enclosure']);
2551
2552                 $this->attach_uploads( $ID, $post_content );
2553
2554                 logIO('O',"(MW) Edited ! ID: $post_ID");
2555
2556                 return true;
2557         }
2558
2559         /**
2560          * Retrieve post.
2561          *
2562          * @since 1.5.0
2563          *
2564          * @param array $args Method parameters.
2565          * @return array
2566          */
2567         function mw_getPost($args) {
2568
2569                 $this->escape($args);
2570
2571                 $post_ID     = (int) $args[0];
2572                 $username  = $args[1];
2573                 $password   = $args[2];
2574
2575                 if ( !$user = $this->login($username, $password) ) {
2576                         return $this->error;
2577                 }
2578
2579                 if( !current_user_can( 'edit_post', $post_ID ) )
2580                         return new IXR_Error( 401, __( 'Sorry, you cannot edit this post.' ) );
2581
2582                 do_action('xmlrpc_call', 'metaWeblog.getPost');
2583
2584                 $postdata = wp_get_single_post($post_ID, ARRAY_A);
2585
2586                 if ($postdata['post_date'] != '') {
2587                         $post_date = mysql2date('Ymd\TH:i:s', $postdata['post_date'], false);
2588                         $post_date_gmt = mysql2date('Ymd\TH:i:s', $postdata['post_date_gmt'], false);
2589
2590                         // For drafts use the GMT version of the post date
2591                         if ( $postdata['post_status'] == 'draft' ) {
2592                                 $post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $postdata['post_date'] ), 'Ymd\TH:i:s' );
2593                         }
2594
2595                         $categories = array();
2596                         $catids = wp_get_post_categories($post_ID);
2597                         foreach($catids as $catid)
2598                                 $categories[] = get_cat_name($catid);
2599
2600                         $tagnames = array();
2601                         $tags = wp_get_post_tags( $post_ID );
2602                         if ( !empty( $tags ) ) {
2603                                 foreach ( $tags as $tag )
2604                                         $tagnames[] = $tag->name;
2605                                 $tagnames = implode( ', ', $tagnames );
2606                         } else {
2607                                 $tagnames = '';
2608                         }
2609
2610                         $post = get_extended($postdata['post_content']);
2611                         $link = post_permalink($postdata['ID']);
2612
2613                         // Get the author info.
2614                         $author = get_userdata($postdata['post_author']);
2615
2616                         $allow_comments = ('open' == $postdata['comment_status']) ? 1 : 0;
2617                         $allow_pings = ('open' == $postdata['ping_status']) ? 1 : 0;
2618
2619                         // Consider future posts as published
2620                         if( $postdata['post_status'] === 'future' ) {
2621                                 $postdata['post_status'] = 'publish';
2622                         }
2623
2624                         $sticky = false;
2625                         if ( is_sticky( $post_ID ) )
2626                                 $sticky = true;
2627
2628                         $enclosure = array();
2629                         foreach ( (array) get_post_custom($post_ID) as $key => $val) {
2630                                 if ($key == 'enclosure') {
2631                                         foreach ( (array) $val as $enc ) {
2632                                                 $encdata = split("\n", $enc);
2633                                                 $enclosure['url'] = trim(htmlspecialchars($encdata[0]));
2634                                                 $enclosure['length'] = trim($encdata[1]);
2635                                                 $enclosure['type'] = trim($encdata[2]);
2636                                                 break 2;
2637                                         }
2638                                 }
2639                         }
2640
2641                         $resp = array(
2642                                 'dateCreated' => new IXR_Date($post_date),
2643                                 'userid' => $postdata['post_author'],
2644                                 'postid' => $postdata['ID'],
2645                                 'description' => $post['main'],
2646                                 'title' => $postdata['post_title'],
2647                                 'link' => $link,
2648                                 'permaLink' => $link,
2649                                 // commented out because no other tool seems to use this
2650                                 //            'content' => $entry['post_content'],
2651                                 'categories' => $categories,
2652                                 'mt_excerpt' => $postdata['post_excerpt'],
2653                                 'mt_text_more' => $post['extended'],
2654                                 'mt_allow_comments' => $allow_comments,
2655                                 'mt_allow_pings' => $allow_pings,
2656                                 'mt_keywords' => $tagnames,
2657                                 'wp_slug' => $postdata['post_name'],
2658                                 'wp_password' => $postdata['post_password'],
2659                                 'wp_author_id' => $author->ID,
2660                                 'wp_author_display_name'        => $author->display_name,
2661                                 'date_created_gmt' => new IXR_Date($post_date_gmt),
2662                                 'post_status' => $postdata['post_status'],
2663                                 'custom_fields' => $this->get_custom_fields($post_ID),
2664                                 'sticky' => $sticky
2665                         );
2666
2667                         if (!empty($enclosure)) $resp['enclosure'] = $enclosure;
2668
2669                         return $resp;
2670                 } else {
2671                         return new IXR_Error(404, __('Sorry, no such post.'));
2672                 }
2673         }
2674
2675         /**
2676          * Retrieve list of recent posts.
2677          *
2678          * @since 1.5.0
2679          *
2680          * @param array $args Method parameters.
2681          * @return array
2682          */
2683         function mw_getRecentPosts($args) {
2684
2685                 $this->escape($args);
2686
2687                 $blog_ID     = (int) $args[0];
2688                 $username  = $args[1];
2689                 $password   = $args[2];
2690                 $num_posts   = (int) $args[3];
2691
2692                 if ( !$user = $this->login($username, $password) ) {
2693                         return $this->error;
2694                 }
2695
2696                 do_action('xmlrpc_call', 'metaWeblog.getRecentPosts');
2697
2698                 $posts_list = wp_get_recent_posts($num_posts);
2699
2700                 if (!$posts_list) {
2701                         return array( );
2702                 }
2703
2704                 foreach ($posts_list as $entry) {
2705                         if( !current_user_can( 'edit_post', $entry['ID'] ) )
2706                                 continue;
2707
2708                         $post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
2709                         $post_date_gmt = mysql2date('Ymd\TH:i:s', $entry['post_date_gmt'], false);
2710
2711                         // For drafts use the GMT version of the date
2712                         if ( $entry['post_status'] == 'draft' ) {
2713                                 $post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $entry['post_date'] ), 'Ymd\TH:i:s' );
2714                         }
2715
2716                         $categories = array();
2717                         $catids = wp_get_post_categories($entry['ID']);
2718                         foreach($catids as $catid) {
2719                                 $categories[] = get_cat_name($catid);
2720                         }
2721
2722                         $tagnames = array();
2723                         $tags = wp_get_post_tags( $entry['ID'] );
2724                         if ( !empty( $tags ) ) {
2725                                 foreach ( $tags as $tag ) {
2726                                         $tagnames[] = $tag->name;
2727                                 }
2728                                 $tagnames = implode( ', ', $tagnames );
2729                         } else {
2730                                 $tagnames = '';
2731                         }
2732
2733                         $post = get_extended($entry['post_content']);
2734                         $link = post_permalink($entry['ID']);
2735
2736                         // Get the post author info.
2737                         $author = get_userdata($entry['post_author']);
2738
2739                         $allow_comments = ('open' == $entry['comment_status']) ? 1 : 0;
2740                         $allow_pings = ('open' == $entry['ping_status']) ? 1 : 0;
2741
2742                         // Consider future posts as published
2743                         if( $entry['post_status'] === 'future' ) {
2744                                 $entry['post_status'] = 'publish';
2745                         }
2746
2747                         $struct[] = array(
2748                                 'dateCreated' => new IXR_Date($post_date),
2749                                 'userid' => $entry['post_author'],
2750                                 'postid' => $entry['ID'],
2751                                 'description' => $post['main'],
2752                                 'title' => $entry['post_title'],
2753                                 'link' => $link,
2754                                 'permaLink' => $link,
2755                                 // commented out because no other tool seems to use this
2756                                 // 'content' => $entry['post_content'],
2757                                 'categories' => $categories,
2758                                 'mt_excerpt' => $entry['post_excerpt'],
2759                                 'mt_text_more' => $post['extended'],
2760                                 'mt_allow_comments' => $allow_comments,
2761                                 'mt_allow_pings' => $allow_pings,
2762                                 'mt_keywords' => $tagnames,
2763                                 'wp_slug' => $entry['post_name'],
2764                                 'wp_password' => $entry['post_password'],
2765                                 'wp_author_id' => $author->ID,
2766                                 'wp_author_display_name' => $author->display_name,
2767                                 'date_created_gmt' => new IXR_Date($post_date_gmt),
2768                                 'post_status' => $entry['post_status'],
2769                                 'custom_fields' => $this->get_custom_fields($entry['ID'])
2770                         );
2771
2772                 }
2773
2774                 $recent_posts = array();
2775                 for ($j=0; $j<count($struct); $j++) {
2776                         array_push($recent_posts, $struct[$j]);
2777                 }
2778
2779                 return $recent_posts;
2780         }
2781
2782         /**
2783          * Retrieve the list of categories on a given blog.
2784          *
2785          * @since 1.5.0
2786          *
2787          * @param array $args Method parameters.
2788          * @return array
2789          */
2790         function mw_getCategories($args) {
2791
2792                 $this->escape($args);
2793
2794                 $blog_ID     = (int) $args[0];
2795                 $username  = $args[1];
2796                 $password   = $args[2];
2797
2798                 if ( !$user = $this->login($username, $password) ) {
2799                         return $this->error;
2800                 }
2801
2802                 if( !current_user_can( 'edit_posts' ) )
2803                         return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this blog in order to view categories.' ) );
2804
2805                 do_action('xmlrpc_call', 'metaWeblog.getCategories');
2806
2807                 $categories_struct = array();
2808
2809                 if ( $cats = get_categories('get=all') ) {
2810                         foreach ( $cats as $cat ) {
2811                                 $struct['categoryId'] = $cat->term_id;
2812                                 $struct['parentId'] = $cat->parent;
2813                                 $struct['description'] = $cat->name;
2814                                 $struct['categoryDescription'] = $cat->description;
2815                                 $struct['categoryName'] = $cat->name;
2816                                 $struct['htmlUrl'] = esc_html(get_category_link($cat->term_id));
2817                                 $struct['rssUrl'] = esc_html(get_category_feed_link($cat->term_id, 'rss2'));
2818
2819                                 $categories_struct[] = $struct;
2820                         }
2821                 }
2822
2823                 return $categories_struct;
2824         }
2825
2826         /**
2827          * Uploads a file, following your settings.
2828          *
2829          * Adapted from a patch by Johann Richard.
2830          *
2831          * @link http://mycvs.org/archives/2004/06/30/file-upload-to-wordpress-in-ecto/
2832          *
2833          * @since 1.5.0
2834          *
2835          * @param array $args Method parameters.
2836          * @return array
2837          */
2838         function mw_newMediaObject($args) {
2839                 global $wpdb;
2840
2841                 $blog_ID     = (int) $args[0];
2842                 $username  = $wpdb->escape($args[1]);
2843                 $password   = $wpdb->escape($args[2]);
2844                 $data        = $args[3];
2845
2846                 $name = sanitize_file_name( $data['name'] );
2847                 $type = $data['type'];
2848                 $bits = $data['bits'];
2849
2850                 logIO('O', '(MW) Received '.strlen($bits).' bytes');
2851
2852                 if ( !$user = $this->login($username, $password) ) {
2853                         return $this->error;
2854                 }
2855
2856                 do_action('xmlrpc_call', 'metaWeblog.newMediaObject');
2857
2858                 if ( !current_user_can('upload_files') ) {
2859                         logIO('O', '(MW) User does not have upload_files capability');
2860                         $this->error = new IXR_Error(401, __('You are not allowed to upload files to this site.'));
2861                         return $this->error;
2862                 }
2863
2864                 if ( $upload_err = apply_filters( "pre_upload_error", false ) )
2865                         return new IXR_Error(500, $upload_err);
2866
2867                 if(!empty($data["overwrite"]) && ($data["overwrite"] == true)) {
2868                         // Get postmeta info on the object.
2869                         $old_file = $wpdb->get_row("
2870                                 SELECT ID
2871                                 FROM {$wpdb->posts}
2872                                 WHERE post_title = '{$name}'
2873                                         AND post_type = 'attachment'
2874                         ");
2875
2876                         // Delete previous file.
2877                         wp_delete_attachment($old_file->ID);
2878
2879                         // Make sure the new name is different by pre-pending the
2880                         // previous post id.
2881                         $filename = preg_replace("/^wpid\d+-/", "", $name);
2882                         $name = "wpid{$old_file->ID}-{$filename}";
2883                 }
2884
2885                 $upload = wp_upload_bits($name, $type, $bits);
2886                 if ( ! empty($upload['error']) ) {
2887                         $errorString = sprintf(__('Could not write file %1$s (%2$s)'), $name, $upload['error']);
2888                         logIO('O', '(MW) ' . $errorString);
2889                         return new IXR_Error(500, $errorString);
2890                 }
2891                 // Construct the attachment array
2892                 // attach to post_id -1
2893                 $post_id = -1;
2894                 $attachment = array(
2895                         'post_title' => $name,
2896                         'post_content' => '',
2897                         'post_type' => 'attachment',
2898                         'post_parent' => $post_id,
2899                         'post_mime_type' => $type,
2900                         'guid' => $upload[ 'url' ]
2901                 );
2902
2903                 // Save the data
2904                 $id = wp_insert_attachment( $attachment, $upload[ 'file' ], $post_id );
2905                 wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $upload['file'] ) );
2906
2907                 return apply_filters( 'wp_handle_upload', array( 'file' => $name, 'url' => $upload[ 'url' ], 'type' => $type ) );
2908         }
2909
2910         /* MovableType API functions
2911          * specs on http://www.movabletype.org/docs/mtmanual_programmatic.html
2912          */
2913
2914         /**
2915          * Retrieve the post titles of recent posts.
2916          *
2917          * @since 1.5.0
2918          *
2919          * @param array $args Method parameters.
2920          * @return array
2921          */
2922         function mt_getRecentPostTitles($args) {
2923
2924                 $this->escape($args);
2925
2926                 $blog_ID     = (int) $args[0];
2927                 $username  = $args[1];
2928                 $password   = $args[2];
2929                 $num_posts   = (int) $args[3];
2930
2931                 if ( !$user = $this->login($username, $password) ) {
2932                         return $this->error;
2933                 }
2934
2935                 do_action('xmlrpc_call', 'mt.getRecentPostTitles');
2936
2937                 $posts_list = wp_get_recent_posts($num_posts);
2938
2939                 if (!$posts_list) {
2940                         $this->error = new IXR_Error(500, __('Either there are no posts, or something went wrong.'));
2941                         return $this->error;
2942                 }
2943
2944                 foreach ($posts_list as $entry) {
2945                         if( !current_user_can( 'edit_post', $entry['ID'] ) )
2946                                 continue;
2947
2948                         $post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
2949                         $post_date_gmt = mysql2date('Ymd\TH:i:s', $entry['post_date_gmt'], false);
2950
2951                         // For drafts use the GMT version of the date
2952                         if ( $entry['post_status'] == 'draft' ) {
2953                                 $post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $entry['post_date'] ), 'Ymd\TH:i:s' );
2954                         }
2955
2956                         $struct[] = array(
2957                                 'dateCreated' => new IXR_Date($post_date),
2958                                 'userid' => $entry['post_author'],
2959                                 'postid' => $entry['ID'],
2960                                 'title' => $entry['post_title'],
2961                                 'date_created_gmt' => new IXR_Date($post_date_gmt)
2962                         );
2963
2964                 }
2965
2966                 $recent_posts = array();
2967                 for ($j=0; $j<count($struct); $j++) {
2968                         array_push($recent_posts, $struct[$j]);
2969                 }
2970
2971                 return $recent_posts;
2972         }
2973
2974         /**
2975          * Retrieve list of all categories on blog.
2976          *
2977          * @since 1.5.0
2978          *
2979          * @param array $args Method parameters.
2980          * @return array
2981          */
2982         function mt_getCategoryList($args) {
2983
2984                 $this->escape($args);
2985
2986                 $blog_ID     = (int) $args[0];
2987                 $username  = $args[1];
2988                 $password   = $args[2];
2989
2990                 if ( !$user = $this->login($username, $password) ) {
2991                         return $this->error;
2992                 }
2993
2994                 if( !current_user_can( 'edit_posts' ) )
2995                         return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this blog in order to view categories.' ) );
2996
2997                 do_action('xmlrpc_call', 'mt.getCategoryList');
2998
2999                 $categories_struct = array();
3000
3001                 if ( $cats = get_categories('hide_empty=0&hierarchical=0') ) {
3002                         foreach ($cats as $cat) {
3003                                 $struct['categoryId'] = $cat->term_id;
3004                                 $struct['categoryName'] = $cat->name;
3005
3006                                 $categories_struct[] = $struct;
3007                         }
3008                 }
3009
3010                 return $categories_struct;
3011         }
3012
3013         /**
3014          * Retrieve post categories.
3015          *
3016          * @since 1.5.0
3017          *
3018          * @param array $args Method parameters.
3019          * @return array
3020          */
3021         function mt_getPostCategories($args) {
3022
3023                 $this->escape($args);
3024
3025                 $post_ID     = (int) $args[0];
3026                 $username  = $args[1];
3027                 $password   = $args[2];
3028
3029                 if ( !$user = $this->login($username, $password) ) {
3030                         return $this->error;
3031                 }
3032
3033                 if( !current_user_can( 'edit_post', $post_ID ) )
3034                         return new IXR_Error( 401, __( 'Sorry, you can not edit this post.' ) );
3035
3036                 do_action('xmlrpc_call', 'mt.getPostCategories');
3037
3038                 $categories = array();
3039                 $catids = wp_get_post_categories(intval($post_ID));
3040                 // first listed category will be the primary category
3041                 $isPrimary = true;
3042                 foreach($catids as $catid) {
3043                         $categories[] = array(
3044                                 'categoryName' => get_cat_name($catid),
3045                                 'categoryId' => (string) $catid,
3046                                 'isPrimary' => $isPrimary
3047                         );
3048                         $isPrimary = false;
3049                 }
3050
3051                 return $categories;
3052         }
3053
3054         /**
3055          * Sets categories for a post.
3056          *
3057          * @since 1.5.0
3058          *
3059          * @param array $args Method parameters.
3060          * @return bool True on success.
3061          */
3062         function mt_setPostCategories($args) {
3063
3064                 $this->escape($args);
3065
3066                 $post_ID     = (int) $args[0];
3067                 $username  = $args[1];
3068                 $password   = $args[2];
3069                 $categories  = $args[3];
3070
3071                 if ( !$user = $this->login($username, $password) ) {
3072                         return $this->error;
3073                 }
3074
3075                 do_action('xmlrpc_call', 'mt.setPostCategories');
3076
3077                 if ( !current_user_can('edit_post', $post_ID) )
3078                         return new IXR_Error(401, __('Sorry, you cannot edit this post.'));
3079
3080                 foreach($categories as $cat) {
3081                         $catids[] = $cat['categoryId'];
3082                 }
3083
3084                 wp_set_post_categories($post_ID, $catids);
3085
3086                 return true;
3087         }
3088
3089         /**
3090          * Retrieve an array of methods supported by this server.
3091          *
3092          * @since 1.5.0
3093          *
3094          * @param array $args Method parameters.
3095          * @return array
3096          */
3097         function mt_supportedMethods($args) {
3098
3099                 do_action('xmlrpc_call', 'mt.supportedMethods');
3100
3101                 $supported_methods = array();
3102                 foreach($this->methods as $key=>$value) {
3103                         $supported_methods[] = $key;
3104                 }
3105
3106                 return $supported_methods;
3107         }
3108
3109         /**
3110          * Retrieve an empty array because we don't support per-post text filters.
3111          *
3112          * @since 1.5.0
3113          *
3114          * @param array $args Method parameters.
3115          */
3116         function mt_supportedTextFilters($args) {
3117                 do_action('xmlrpc_call', 'mt.supportedTextFilters');
3118                 return apply_filters('xmlrpc_text_filters', array());
3119         }
3120
3121         /**
3122          * Retrieve trackbacks sent to a given post.
3123          *
3124          * @since 1.5.0
3125          *
3126          * @param array $args Method parameters.
3127          * @return mixed
3128          */
3129         function mt_getTrackbackPings($args) {
3130
3131                 global $wpdb;
3132
3133                 $post_ID = intval($args);
3134
3135                 do_action('xmlrpc_call', 'mt.getTrackbackPings');
3136
3137                 $actual_post = wp_get_single_post($post_ID, ARRAY_A);
3138
3139                 if (!$actual_post) {
3140                         return new IXR_Error(404, __('Sorry, no such post.'));
3141                 }
3142
3143                 $comments = $wpdb->get_results( $wpdb->prepare("SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = %d", $post_ID) );
3144
3145                 if (!$comments) {
3146                         return array();
3147                 }
3148
3149                 $trackback_pings = array();
3150                 foreach($comments as $comment) {
3151                         if ( 'trackback' == $comment->comment_type ) {
3152                                 $content = $comment->comment_content;
3153                                 $title = substr($content, 8, (strpos($content, '</strong>') - 8));
3154                                 $trackback_pings[] = array(
3155                                         'pingTitle' => $title,
3156                                         'pingURL'   => $comment->comment_author_url,
3157                                         'pingIP'    => $comment->comment_author_IP
3158                                 );
3159                 }
3160                 }
3161
3162                 return $trackback_pings;
3163         }
3164
3165         /**
3166          * Sets a post's publish status to 'publish'.
3167          *
3168          * @since 1.5.0
3169          *
3170          * @param array $args Method parameters.
3171          * @return int
3172          */
3173         function mt_publishPost($args) {
3174
3175                 $this->escape($args);
3176
3177                 $post_ID     = (int) $args[0];
3178                 $username  = $args[1];
3179                 $password   = $args[2];
3180
3181                 if ( !$user = $this->login($username, $password) ) {
3182                         return $this->error;
3183                 }
3184
3185                 do_action('xmlrpc_call', 'mt.publishPost');
3186
3187                 if ( !current_user_can('edit_post', $post_ID) )
3188                         return new IXR_Error(401, __('Sorry, you cannot edit this post.'));
3189
3190                 $postdata = wp_get_single_post($post_ID,ARRAY_A);
3191
3192                 $postdata['post_status'] = 'publish';
3193
3194                 // retain old cats
3195                 $cats = wp_get_post_categories($post_ID);
3196                 $postdata['post_category'] = $cats;
3197                 $this->escape($postdata);
3198
3199                 $result = wp_update_post($postdata);
3200
3201                 return $result;
3202         }
3203
3204         /* PingBack functions
3205          * specs on www.hixie.ch/specs/pingback/pingback
3206          */
3207
3208         /**
3209          * Retrieves a pingback and registers it.
3210          *
3211          * @since 1.5.0
3212          *
3213          * @param array $args Method parameters.
3214          * @return array
3215          */
3216         function pingback_ping($args) {
3217                 global $wpdb;
3218
3219                 do_action('xmlrpc_call', 'pingback.ping');
3220
3221                 $this->escape($args);
3222
3223                 $pagelinkedfrom = $args[0];
3224                 $pagelinkedto   = $args[1];
3225
3226                 $title = '';
3227
3228                 $pagelinkedfrom = str_replace('&amp;', '&', $pagelinkedfrom);
3229                 $pagelinkedto = str_replace('&amp;', '&', $pagelinkedto);
3230                 $pagelinkedto = str_replace('&', '&amp;', $pagelinkedto);
3231
3232                 // Check if the page linked to is in our site
3233                 $pos1 = strpos($pagelinkedto, str_replace(array('http://www.','http://','https://www.','https://'), '', get_option('home')));
3234                 if( !$pos1 )
3235                         return new IXR_Error(0, __('Is there no link to us?'));
3236
3237                 // let's find which post is linked to
3238                 // FIXME: does url_to_postid() cover all these cases already?
3239                 //        if so, then let's use it and drop the old code.
3240                 $urltest = parse_url($pagelinkedto);
3241                 if ($post_ID = url_to_postid($pagelinkedto)) {
3242                         $way = 'url_to_postid()';
3243                 } elseif (preg_match('#p/[0-9]{1,}#', $urltest['path'], $match)) {
3244                         // the path defines the post_ID (archives/p/XXXX)
3245                         $blah = explode('/', $match[0]);
3246                         $post_ID = (int) $blah[1];
3247                         $way = 'from the path';
3248                 } elseif (preg_match('#p=[0-9]{1,}#', $urltest['query'], $match)) {
3249                         // the querystring defines the post_ID (?p=XXXX)
3250                         $blah = explode('=', $match[0]);
3251                         $post_ID = (int) $blah[1];
3252                         $way = 'from the querystring';
3253                 } elseif (isset($urltest['fragment'])) {
3254                         // an #anchor is there, it's either...
3255                         if (intval($urltest['fragment'])) {
3256                                 // ...an integer #XXXX (simpliest case)
3257                                 $post_ID = (int) $urltest['fragment'];
3258                                 $way = 'from the fragment (numeric)';
3259                         } elseif (preg_match('/post-[0-9]+/',$urltest['fragment'])) {
3260                                 // ...a post id in the form 'post-###'
3261                                 $post_ID = preg_replace('/[^0-9]+/', '', $urltest['fragment']);
3262                                 $way = 'from the fragment (post-###)';
3263                         } elseif (is_string($urltest['fragment'])) {
3264                                 // ...or a string #title, a little more complicated
3265                                 $title = preg_replace('/[^a-z0-9]/i', '.', $urltest['fragment']);
3266                                 $sql = $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_title RLIKE %s", $title);
3267                                 if (! ($post_ID = $wpdb->get_var($sql)) ) {
3268                                         // returning unknown error '0' is better than die()ing
3269                                         return new IXR_Error(0, '');
3270                                 }
3271                                 $way = 'from the fragment (title)';
3272                         }
3273                 } else {
3274                         // TODO: Attempt to extract a post ID from the given URL
3275                         return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));
3276                 }
3277                 $post_ID = (int) $post_ID;
3278
3279
3280                 logIO("O","(PB) URL='$pagelinkedto' ID='$post_ID' Found='$way'");
3281
3282                 $post = get_post($post_ID);
3283
3284                 if ( !$post ) // Post_ID not found
3285                         return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));
3286
3287                 if ( $post_ID == url_to_postid($pagelinkedfrom) )
3288                         return new IXR_Error(0, __('The source URL and the target URL cannot both point to the same resource.'));
3289
3290                 // Check if pings are on
3291                 if ( !pings_open($post) )
3292                         return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));
3293
3294                 // Let's check that the remote site didn't already pingback this entry
3295                 $wpdb->get_results( $wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_author_url = %s", $post_ID, $pagelinkedfrom) );
3296
3297                 if ( $wpdb->num_rows ) // We already have a Pingback from this URL
3298                         return new IXR_Error(48, __('The pingback has already been registered.'));
3299
3300                 // very stupid, but gives time to the 'from' server to publish !
3301                 sleep(1);
3302
3303                 // Let's check the remote site
3304                 $linea = wp_remote_fopen( $pagelinkedfrom );
3305                 if ( !$linea )
3306                         return new IXR_Error(16, __('The source URL does not exist.'));
3307
3308                 $linea = apply_filters('pre_remote_source', $linea, $pagelinkedto);
3309
3310                 // Work around bug in strip_tags():
3311                 $linea = str_replace('<!DOC', '<DOC', $linea);
3312                 $linea = preg_replace( '/[\s\r\n\t]+/', ' ', $linea ); // normalize spaces
3313                 $linea = preg_replace( "/ <(h1|h2|h3|h4|h5|h6|p|th|td|li|dt|dd|pre|caption|input|textarea|button|body)[^>]*>/", "\n\n", $linea );
3314
3315                 preg_match('|<title>([^<]*?)</title>|is', $linea, $matchtitle);
3316                 $title = $matchtitle[1];
3317                 if ( empty( $title ) )
3318                         return new IXR_Error(32, __('We cannot find a title on that page.'));
3319
3320                 $linea = strip_tags( $linea, '<a>' ); // just keep the tag we need
3321
3322                 $p = explode( "\n\n", $linea );
3323
3324                 $preg_target = preg_quote($pagelinkedto, '|');
3325
3326                 foreach ( $p as $para ) {
3327                         if ( strpos($para, $pagelinkedto) !== false ) { // it exists, but is it a link?
3328                                 preg_match("|<a[^>]+?".$preg_target."[^>]*>([^>]+?)</a>|", $para, $context);
3329
3330                                 // If the URL isn't in a link context, keep looking
3331                                 if ( empty($context) )
3332                                         continue;
3333
3334                                 // We're going to use this fake tag to mark the context in a bit
3335                                 // the marker is needed in case the link text appears more than once in the paragraph
3336                                 $excerpt = preg_replace('|\</?wpcontext\>|', '', $para);
3337
3338                                 // prevent really long link text
3339                                 if ( strlen($context[1]) > 100 )
3340                                         $context[1] = substr($context[1], 0, 100) . '...';
3341
3342                                 $marker = '<wpcontext>'.$context[1].'</wpcontext>';    // set up our marker
3343                                 $excerpt= str_replace($context[0], $marker, $excerpt); // swap out the link for our marker
3344                                 $excerpt = strip_tags($excerpt, '<wpcontext>');        // strip all tags but our context marker
3345                                 $excerpt = trim($excerpt);
3346                                 $preg_marker = preg_quote($marker, '|');
3347                                 $excerpt = preg_replace("|.*?\s(.{0,100}$preg_marker.{0,100})\s.*|s", '$1', $excerpt);
3348                                 $excerpt = strip_tags($excerpt); // YES, again, to remove the marker wrapper
3349                                 break;
3350                         }
3351                 }
3352
3353                 if ( empty($context) ) // Link to target not found
3354                         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.'));
3355
3356                 $pagelinkedfrom = str_replace('&', '&amp;', $pagelinkedfrom);
3357
3358                 $context = '[...] ' . esc_html( $excerpt ) . ' [...]';
3359                 $pagelinkedfrom = $wpdb->escape( $pagelinkedfrom );
3360
3361                 $comment_post_ID = (int) $post_ID;
3362                 $comment_author = $title;
3363                 $this->escape($comment_author);
3364                 $comment_author_url = $pagelinkedfrom;
3365                 $comment_content = $context;
3366                 $this->escape($comment_content);
3367                 $comment_type = 'pingback';
3368
3369                 $commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_content', 'comment_type');
3370
3371                 $comment_ID = wp_new_comment($commentdata);
3372                 do_action('pingback_post', $comment_ID);
3373
3374                 return sprintf(__('Pingback from %1$s to %2$s registered. Keep the web talking! :-)'), $pagelinkedfrom, $pagelinkedto);
3375         }
3376
3377         /**
3378          * Retrieve array of URLs that pingbacked the given URL.
3379          *
3380          * Specs on http://www.aquarionics.com/misc/archives/blogite/0198.html
3381          *
3382          * @since 1.5.0
3383          *
3384          * @param array $args Method parameters.
3385          * @return array
3386          */
3387         function pingback_extensions_getPingbacks($args) {
3388
3389                 global $wpdb;
3390
3391                 do_action('xmlrpc_call', 'pingback.extensions.getPingbacks');
3392
3393                 $this->escape($args);
3394
3395                 $url = $args;
3396
3397                 $post_ID = url_to_postid($url);
3398                 if (!$post_ID) {
3399                         // We aren't sure that the resource is available and/or pingback enabled
3400                         return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));
3401                 }
3402
3403                 $actual_post = wp_get_single_post($post_ID, ARRAY_A);
3404
3405                 if (!$actual_post) {
3406                         // No such post = resource not found
3407                         return new IXR_Error(32, __('The specified target URL does not exist.'));
3408                 }
3409
3410                 $comments = $wpdb->get_results( $wpdb->prepare("SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = %d", $post_ID) );
3411
3412                 if (!$comments) {
3413                         return array();
3414                 }
3415
3416                 $pingbacks = array();
3417                 foreach($comments as $comment) {
3418                         if ( 'pingback' == $comment->comment_type )
3419                                 $pingbacks[] = $comment->comment_author_url;
3420                 }
3421
3422                 return $pingbacks;
3423         }
3424 }
3425
3426 $wp_xmlrpc_server = new wp_xmlrpc_server();
3427
3428 ?>