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


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