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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, true);
 937          if ( is_wp_error( $cat_id ) ) {
 938              if ( 'term_exists' == $cat_id->get_error_code() )
 939                  return (int) $cat_id->get_error_data();
 940              else
 941                  return(new IXR_Error(500, __("Sorry, the new category failed.")));
 942          } elseif ( ! $cat_id ) {
 943              return(new IXR_Error(500, __("Sorry, the new category failed.")));
 944          }
 945  
 946          return($cat_id);
 947      }
 948  
 949      /**
 950       * Remove category.
 951       *
 952       * @since 2.5.0
 953       *
 954       * @param array $args Method parameters.
 955       * @return mixed See {@link wp_delete_category()} for return info.
 956       */
 957  	function wp_deleteCategory($args) {
 958          $this->escape($args);
 959  
 960          $blog_id        = (int) $args[0];
 961          $username        = $args[1];
 962          $password        = $args[2];
 963          $category_id    = (int) $args[3];
 964  
 965          if ( !$user = $this->login($username, $password) )
 966              return $this->error;
 967  
 968          do_action('xmlrpc_call', 'wp.deleteCategory');
 969  
 970          if ( !current_user_can("manage_categories") )
 971              return new IXR_Error( 401, __( "Sorry, you do not have the right to delete a category." ) );
 972  
 973          return wp_delete_category( $category_id );
 974      }
 975  
 976      /**
 977       * Retrieve category list.
 978       *
 979       * @since 2.2.0
 980       *
 981       * @param array $args Method parameters.
 982       * @return array
 983       */
 984  	function wp_suggestCategories($args) {
 985          $this->escape($args);
 986  
 987          $blog_id                = (int) $args[0];
 988          $username                = $args[1];
 989          $password                = $args[2];
 990          $category                = $args[3];
 991          $max_results            = (int) $args[4];
 992  
 993          if ( !$user = $this->login($username, $password) )
 994              return $this->error;
 995  
 996          if ( !current_user_can( 'edit_posts' ) )
 997              return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts to this site in order to view categories.' ) );
 998  
 999          do_action('xmlrpc_call', 'wp.suggestCategories');
1000  
1001          $category_suggestions = array();
1002          $args = array('get' => 'all', 'number' => $max_results, 'name__like' => $category);
1003          foreach ( (array) get_categories($args) as $cat ) {
1004              $category_suggestions[] = array(
1005                  "category_id"    => $cat->cat_ID,
1006                  "category_name"    => $cat->cat_name
1007              );
1008          }
1009  
1010          return($category_suggestions);
1011      }
1012  
1013      /**
1014       * Retrieve comment.
1015       *
1016       * @since 2.7.0
1017       *
1018       * @param array $args Method parameters.
1019       * @return array
1020       */
1021  	function wp_getComment($args) {
1022          $this->escape($args);
1023  
1024          $blog_id    = (int) $args[0];
1025          $username    = $args[1];
1026          $password    = $args[2];
1027          $comment_id    = (int) $args[3];
1028  
1029          if ( !$user = $this->login($username, $password) )
1030              return $this->error;
1031  
1032          if ( !current_user_can( 'moderate_comments' ) )
1033              return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );
1034  
1035          do_action('xmlrpc_call', 'wp.getComment');
1036  
1037          if ( ! $comment = get_comment($comment_id) )
1038              return new IXR_Error( 404, __( 'Invalid comment ID.' ) );
1039  
1040          // Format page date.
1041          $comment_date = mysql2date("Ymd\TH:i:s", $comment->comment_date, false);
1042          $comment_date_gmt = mysql2date("Ymd\TH:i:s", $comment->comment_date_gmt, false);
1043  
1044          if ( '0' == $comment->comment_approved )
1045              $comment_status = 'hold';
1046          else if ( 'spam' == $comment->comment_approved )
1047              $comment_status = 'spam';
1048          else if ( '1' == $comment->comment_approved )
1049              $comment_status = 'approve';
1050          else
1051              $comment_status = $comment->comment_approved;
1052  
1053          $link = get_comment_link($comment);
1054  
1055          $comment_struct = array(
1056              "date_created_gmt"        => new IXR_Date($comment_date_gmt),
1057              "user_id"                => $comment->user_id,
1058              "comment_id"            => $comment->comment_ID,
1059              "parent"                => $comment->comment_parent,
1060              "status"                => $comment_status,
1061              "content"                => $comment->comment_content,
1062              "link"                    => $link,
1063              "post_id"                => $comment->comment_post_ID,
1064              "post_title"            => get_the_title($comment->comment_post_ID),
1065              "author"                => $comment->comment_author,
1066              "author_url"            => $comment->comment_author_url,
1067              "author_email"            => $comment->comment_author_email,
1068              "author_ip"                => $comment->comment_author_IP,
1069              "type"                    => $comment->comment_type,
1070          );
1071  
1072          return $comment_struct;
1073      }
1074  
1075      /**
1076       * Retrieve comments.
1077       *
1078       * @since 2.7.0
1079       *
1080       * @param array $args Method parameters.
1081       * @return array
1082       */
1083  	function wp_getComments($args) {
1084          $raw_args = $args;
1085          $this->escape($args);
1086  
1087          $blog_id    = (int) $args[0];
1088          $username    = $args[1];
1089          $password    = $args[2];
1090          $struct        = $args[3];
1091  
1092          if ( !$user = $this->login($username, $password) )
1093              return $this->error;
1094  
1095          if ( !current_user_can( 'moderate_comments' ) )
1096              return new IXR_Error( 401, __( 'Sorry, you cannot edit comments.' ) );
1097  
1098          do_action('xmlrpc_call', 'wp.getComments');
1099  
1100          if ( isset($struct['status']) )
1101              $status = $struct['status'];
1102          else
1103              $status = '';
1104  
1105          $post_id = '';
1106          if ( isset($struct['post_id']) )
1107              $post_id = absint($struct['post_id']);
1108  
1109          $offset = 0;
1110          if ( isset($struct['offset']) )
1111              $offset = absint($struct['offset']);
1112  
1113          $number = 10;
1114          if ( isset($struct['number']) )
1115              $number = absint($struct['number']);
1116  
1117          $comments = get_comments( array('status' => $status, 'post_id' => $post_id, 'offset' => $offset, 'number' => $number ) );
1118          $num_comments = count($comments);
1119  
1120          if ( ! $num_comments )
1121              return array();
1122  
1123          $comments_struct = array();
1124  
1125          for ( $i = 0; $i < $num_comments; $i++ ) {
1126              $comment = wp_xmlrpc_server::wp_getComment(array(
1127                  $raw_args[0], $raw_args[1], $raw_args[2], $comments[$i]->comment_ID,
1128              ));
1129              $comments_struct[] = $comment;
1130          }
1131  
1132          return $comments_struct;
1133      }
1134  
1135      /**
1136       * Remove comment.
1137       *
1138       * @since 2.7.0
1139       *
1140       * @param array $args Method parameters.
1141       * @return mixed {@link wp_delete_comment()}
1142       */
1143  	function wp_deleteComment($args) {
1144          $this->escape($args);
1145  
1146          $blog_id    = (int) $args[0];
1147          $username    = $args[1];
1148          $password    = $args[2];
1149          $comment_ID    = (int) $args[3];
1150  
1151          if ( !$user = $this->login($username, $password) )
1152              return $this->error;
1153  
1154          if ( !current_user_can( 'moderate_comments' ) )
1155              return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );
1156  
1157          do_action('xmlrpc_call', 'wp.deleteComment');
1158  
1159          if ( ! get_comment($comment_ID) )
1160              return new IXR_Error( 404, __( 'Invalid comment ID.' ) );
1161  
1162          return wp_delete_comment($comment_ID);
1163      }
1164  
1165      /**
1166       * Edit comment.
1167       *
1168       * @since 2.7.0
1169       *
1170       * @param array $args Method parameters.
1171       * @return bool True, on success.
1172       */
1173  	function wp_editComment($args) {
1174          $this->escape($args);
1175  
1176          $blog_id    = (int) $args[0];
1177          $username    = $args[1];
1178          $password    = $args[2];
1179          $comment_ID    = (int) $args[3];
1180          $content_struct = $args[4];
1181  
1182          if ( !$user = $this->login($username, $password) )
1183              return $this->error;
1184  
1185          if ( !current_user_can( 'moderate_comments' ) )
1186              return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );
1187  
1188          do_action('xmlrpc_call', 'wp.editComment');
1189  
1190          if ( ! get_comment($comment_ID) )
1191              return new IXR_Error( 404, __( 'Invalid comment ID.' ) );
1192  
1193          if ( isset($content_struct['status']) ) {
1194              $statuses = get_comment_statuses();
1195              $statuses = array_keys($statuses);
1196  
1197              if ( ! in_array($content_struct['status'], $statuses) )
1198                  return new IXR_Error( 401, __( 'Invalid comment status.' ) );
1199              $comment_approved = $content_struct['status'];
1200          }
1201  
1202          // Do some timestamp voodoo
1203          if ( !empty( $content_struct['date_created_gmt'] ) ) {
1204              $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
1205              $comment_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
1206              $comment_date_gmt = iso8601_to_datetime($dateCreated, GMT);
1207          }
1208  
1209          if ( isset($content_struct['content']) )
1210              $comment_content = $content_struct['content'];
1211  
1212          if ( isset($content_struct['author']) )
1213              $comment_author = $content_struct['author'];
1214  
1215          if ( isset($content_struct['author_url']) )
1216              $comment_author_url = $content_struct['author_url'];
1217  
1218          if ( isset($content_struct['author_email']) )
1219              $comment_author_email = $content_struct['author_email'];
1220  
1221          // We've got all the data -- post it:
1222          $comment = compact('comment_ID', 'comment_content', 'comment_approved', 'comment_date', 'comment_date_gmt', 'comment_author', 'comment_author_email', 'comment_author_url');
1223  
1224          $result = wp_update_comment($comment);
1225          if ( is_wp_error( $result ) )
1226              return new IXR_Error(500, $result->get_error_message());
1227  
1228          if ( !$result )
1229              return new IXR_Error(500, __('Sorry, the comment could not be edited. Something wrong happened.'));
1230  
1231          return true;
1232      }
1233  
1234      /**
1235       * Create new comment.
1236       *
1237       * @since 2.7.0
1238       *
1239       * @param array $args Method parameters.
1240       * @return mixed {@link wp_new_comment()}
1241       */
1242  	function wp_newComment($args) {
1243          global $wpdb;
1244  
1245          $this->escape($args);
1246  
1247          $blog_id    = (int) $args[0];
1248          $username    = $args[1];
1249          $password    = $args[2];
1250          $post        = $args[3];
1251          $content_struct = $args[4];
1252  
1253          $allow_anon = apply_filters('xmlrpc_allow_anonymous_comments', false);
1254  
1255          $user = $this->login($username, $password);
1256  
1257          if ( !$user ) {
1258              $logged_in = false;
1259              if ( $allow_anon && get_option('comment_registration') )
1260                  return new IXR_Error( 403, __( 'You must be registered to comment' ) );
1261              else if ( !$allow_anon )
1262                  return $this->error;
1263          } else {
1264              $logged_in = true;
1265          }
1266  
1267          if ( is_numeric($post) )
1268              $post_id = absint($post);
1269          else
1270              $post_id = url_to_postid($post);
1271  
1272          if ( ! $post_id )
1273              return new IXR_Error( 404, __( 'Invalid post ID.' ) );
1274  
1275          if ( ! get_post($post_id) )
1276              return new IXR_Error( 404, __( 'Invalid post ID.' ) );
1277  
1278          $comment['comment_post_ID'] = $post_id;
1279  
1280          if ( $logged_in ) {
1281              $comment['comment_author'] = $wpdb->escape( $user->display_name );
1282              $comment['comment_author_email'] = $wpdb->escape( $user->user_email );
1283              $comment['comment_author_url'] = $wpdb->escape( $user->user_url );
1284              $comment['user_ID'] = $user->ID;
1285          } else {
1286              $comment['comment_author'] = '';
1287              if ( isset($content_struct['author']) )
1288                  $comment['comment_author'] = $content_struct['author'];
1289  
1290              $comment['comment_author_email'] = '';
1291              if ( isset($content_struct['author_email']) )
1292                  $comment['comment_author_email'] = $content_struct['author_email'];
1293  
1294              $comment['comment_author_url'] = '';
1295              if ( isset($content_struct['author_url']) )
1296                  $comment['comment_author_url'] = $content_struct['author_url'];
1297  
1298              $comment['user_ID'] = 0;
1299  
1300              if ( get_option('require_name_email') ) {
1301                  if ( 6 > strlen($comment['comment_author_email']) || '' == $comment['comment_author'] )
1302                      return new IXR_Error( 403, __( 'Comment author name and email are required' ) );
1303                  elseif ( !is_email($comment['comment_author_email']) )
1304                      return new IXR_Error( 403, __( 'A valid email address is required' ) );
1305              }
1306          }
1307  
1308          $comment['comment_parent'] = isset($content_struct['comment_parent']) ? absint($content_struct['comment_parent']) : 0;
1309  
1310          $comment['comment_content'] = $content_struct['content'];
1311  
1312          do_action('xmlrpc_call', 'wp.newComment');
1313  
1314          return wp_new_comment($comment);
1315      }
1316  
1317      /**
1318       * Retrieve all of the comment status.
1319       *
1320       * @since 2.7.0
1321       *
1322       * @param array $args Method parameters.
1323       * @return array
1324       */
1325  	function wp_getCommentStatusList($args) {
1326          $this->escape( $args );
1327  
1328          $blog_id    = (int) $args[0];
1329          $username    = $args[1];
1330          $password    = $args[2];
1331  
1332          if ( !$user = $this->login($username, $password) )
1333              return $this->error;
1334  
1335          if ( !current_user_can( 'moderate_comments' ) )
1336              return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );
1337  
1338          do_action('xmlrpc_call', 'wp.getCommentStatusList');
1339  
1340          return get_comment_statuses( );
1341      }
1342  
1343      /**
1344       * Retrieve comment count.
1345       *
1346       * @since 2.5.0
1347       *
1348       * @param array $args Method parameters.
1349       * @return array
1350       */
1351  	function wp_getCommentCount( $args ) {
1352          $this->escape($args);
1353  
1354          $blog_id    = (int) $args[0];
1355          $username    = $args[1];
1356          $password    = $args[2];
1357          $post_id    = (int) $args[3];
1358  
1359          if ( !$user = $this->login($username, $password) )
1360              return $this->error;
1361  
1362          if ( !current_user_can( 'edit_posts' ) )
1363              return new IXR_Error( 403, __( 'You are not allowed access to details about comments.' ) );
1364  
1365          do_action('xmlrpc_call', 'wp.getCommentCount');
1366  
1367          $count = wp_count_comments( $post_id );
1368          return array(
1369              "approved" => $count->approved,
1370              "awaiting_moderation" => $count->moderated,
1371              "spam" => $count->spam,
1372              "total_comments" => $count->total_comments
1373          );
1374      }
1375  
1376      /**
1377       * Retrieve post statuses.
1378       *
1379       * @since 2.5.0
1380       *
1381       * @param array $args Method parameters.
1382       * @return array
1383       */
1384  	function wp_getPostStatusList( $args ) {
1385          $this->escape( $args );
1386  
1387          $blog_id    = (int) $args[0];
1388          $username    = $args[1];
1389          $password    = $args[2];
1390  
1391          if ( !$user = $this->login($username, $password) )
1392              return $this->error;
1393  
1394          if ( !current_user_can( 'edit_posts' ) )
1395              return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );
1396  
1397          do_action('xmlrpc_call', 'wp.getPostStatusList');
1398  
1399          return get_post_statuses( );
1400      }
1401  
1402      /**
1403       * Retrieve page statuses.
1404       *
1405       * @since 2.5.0
1406       *
1407       * @param array $args Method parameters.
1408       * @return array
1409       */
1410  	function wp_getPageStatusList( $args ) {
1411          $this->escape( $args );
1412  
1413          $blog_id    = (int) $args[0];
1414          $username    = $args[1];
1415          $password    = $args[2];
1416  
1417          if ( !$user = $this->login($username, $password) )
1418              return $this->error;
1419  
1420          if ( !current_user_can( 'edit_posts' ) )
1421              return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );
1422  
1423          do_action('xmlrpc_call', 'wp.getPageStatusList');
1424  
1425          return get_page_statuses( );
1426      }
1427  
1428      /**
1429       * Retrieve page templates.
1430       *
1431       * @since 2.6.0
1432       *
1433       * @param array $args Method parameters.
1434       * @return array
1435       */
1436  	function wp_getPageTemplates( $args ) {
1437          $this->escape( $args );
1438  
1439          $blog_id    = (int) $args[0];
1440          $username    = $args[1];
1441          $password    = $args[2];
1442  
1443          if ( !$user = $this->login($username, $password) )
1444              return $this->error;
1445  
1446          if ( !current_user_can( 'edit_pages' ) )
1447              return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );
1448  
1449          $templates = get_page_templates( );
1450          $templates['Default'] = 'default';
1451  
1452          return $templates;
1453      }
1454  
1455      /**
1456       * Retrieve blog options.
1457       *
1458       * @since 2.6.0
1459       *
1460       * @param array $args Method parameters.
1461       * @return array
1462       */
1463  	function wp_getOptions( $args ) {
1464          $this->escape( $args );
1465  
1466          $blog_id    = (int) $args[0];
1467          $username    = $args[1];
1468          $password    = $args[2];
1469          $options    = (array) $args[3];
1470  
1471          if ( !$user = $this->login($username, $password) )
1472              return $this->error;
1473  
1474          // If no specific options where asked for, return all of them
1475          if ( count( $options ) == 0 )
1476              $options = array_keys($this->blog_options);
1477  
1478          return $this->_getOptions($options);
1479      }
1480  
1481      /**
1482       * Retrieve blog options value from list.
1483       *
1484       * @since 2.6.0
1485       *
1486       * @param array $options Options to retrieve.
1487       * @return array
1488       */
1489  	function _getOptions($options) {
1490          $data = array( );
1491          foreach ( $options as $option ) {
1492              if ( array_key_exists( $option, $this->blog_options ) ) {
1493                  $data[$option] = $this->blog_options[$option];
1494                  //Is the value static or dynamic?
1495                  if ( isset( $data[$option]['option'] ) ) {
1496                      $data[$option]['value'] = get_option( $data[$option]['option'] );
1497                      unset($data[$option]['option']);
1498                  }
1499              }
1500          }
1501  
1502          return $data;
1503      }
1504  
1505      /**
1506       * Update blog options.
1507       *
1508       * @since 2.6.0
1509       *
1510       * @param array $args Method parameters.
1511       * @return unknown
1512       */
1513  	function wp_setOptions( $args ) {
1514          $this->escape( $args );
1515  
1516          $blog_id    = (int) $args[0];
1517          $username    = $args[1];
1518          $password    = $args[2];
1519          $options    = (array) $args[3];
1520  
1521          if ( !$user = $this->login($username, $password) )
1522              return $this->error;
1523  
1524          if ( !current_user_can( 'manage_options' ) )
1525              return new IXR_Error( 403, __( 'You are not allowed to update options.' ) );
1526  
1527          foreach ( $options as $o_name => $o_value ) {
1528              $option_names[] = $o_name;
1529              if ( !array_key_exists( $o_name, $this->blog_options ) )
1530                  continue;
1531  
1532              if ( $this->blog_options[$o_name]['readonly'] == true )
1533                  continue;
1534  
1535              update_option( $this->blog_options[$o_name]['option'], $o_value );
1536          }
1537  
1538          //Now return the updated values
1539          return $this->_getOptions($option_names);
1540      }
1541  
1542      /* Blogger API functions.
1543       * specs on http://plant.blogger.com/api and http://groups.yahoo.com/group/bloggerDev/
1544       */
1545  
1546      /**
1547       * Retrieve blogs that user owns.
1548       *
1549       * Will make more sense once we support multiple blogs.
1550       *
1551       * @since 1.5.0
1552       *
1553       * @param array $args Method parameters.
1554       * @return array
1555       */
1556  	function blogger_getUsersBlogs($args) {
1557          if ( is_multisite() )
1558              return $this->_multisite_getUsersBlogs($args);
1559  
1560          $this->escape($args);
1561  
1562          $username = $args[1];
1563          $password  = $args[2];
1564  
1565          if ( !$user = $this->login($username, $password) )
1566              return $this->error;
1567  
1568          do_action('xmlrpc_call', 'blogger.getUsersBlogs');
1569  
1570          $is_admin = current_user_can('manage_options');
1571  
1572          $struct = array(
1573              'isAdmin'  => $is_admin,
1574              'url'      => get_option('home') . '/',
1575              'blogid'   => '1',
1576              'blogName' => get_option('blogname'),
1577              'xmlrpc'   => site_url( 'xmlrpc.php' )
1578          );
1579  
1580          return array($struct);
1581      }
1582  
1583      /**
1584       * Private function for retrieving a users blogs for multisite setups
1585       *
1586       * @access protected
1587       */
1588  	function _multisite_getUsersBlogs($args) {
1589          global $current_blog;
1590          $domain = $current_blog->domain;
1591          $path = $current_blog->path . 'xmlrpc.php';
1592          $protocol = is_ssl() ? 'https' : 'http';
1593  
1594          $rpc = new IXR_Client("$protocol://{$domain}{$path}");
1595          $rpc->query('wp.getUsersBlogs', $args[1], $args[2]);
1596          $blogs = $rpc->getResponse();
1597  
1598          if ( isset($blogs['faultCode']) )
1599              return new IXR_Error($blogs['faultCode'], $blogs['faultString']);
1600  
1601          if ( $_SERVER['HTTP_HOST'] == $domain && $_SERVER['REQUEST_URI'] == $path ) {
1602              return $blogs;
1603          } else {
1604              foreach ( (array) $blogs as $blog ) {
1605                  if ( strpos($blog['url'], $_SERVER['HTTP_HOST']) )
1606                      return array($blog);
1607              }
1608              return array();
1609          }
1610      }
1611  
1612      /**
1613       * Retrieve user's data.
1614       *
1615       * Gives your client some info about you, so you don't have to.
1616       *
1617       * @since 1.5.0
1618       *
1619       * @param array $args Method parameters.
1620       * @return array
1621       */
1622  	function blogger_getUserInfo($args) {
1623  
1624          $this->escape($args);
1625  
1626          $username = $args[1];
1627          $password  = $args[2];
1628  
1629          if ( !$user = $this->login($username, $password) )
1630              return $this->error;
1631  
1632          if ( !current_user_can( 'edit_posts' ) )
1633              return new IXR_Error( 401, __( 'Sorry, you do not have access to user data on this site.' ) );
1634  
1635          do_action('xmlrpc_call', 'blogger.getUserInfo');
1636  
1637          $struct = array(
1638              'nickname'  => $user->nickname,
1639              'userid'    => $user->ID,
1640              'url'       => $user->user_url,
1641              'lastname'  => $user->last_name,
1642              'firstname' => $user->first_name
1643          );
1644  
1645          return $struct;
1646      }
1647  
1648      /**
1649       * Retrieve post.
1650       *
1651       * @since 1.5.0
1652       *
1653       * @param array $args Method parameters.
1654       * @return array
1655       */
1656  	function blogger_getPost($args) {
1657  
1658          $this->escape($args);
1659  
1660          $post_ID    = (int) $args[1];
1661          $username = $args[2];
1662          $password  = $args[3];
1663  
1664          if ( !$user = $this->login($username, $password) )
1665              return $this->error;
1666  
1667          if ( !current_user_can( 'edit_post', $post_ID ) )
1668              return new IXR_Error( 401, __( 'Sorry, you cannot edit this post.' ) );
1669  
1670          do_action('xmlrpc_call', 'blogger.getPost');
1671  
1672          $post_data = wp_get_single_post($post_ID, ARRAY_A);
1673  
1674          $categories = implode(',', wp_get_post_categories($post_ID));
1675  
1676          $content  = '<title>'.stripslashes($post_data['post_title']).'</title>';
1677          $content .= '<category>'.$categories.'</category>';
1678          $content .= stripslashes($post_data['post_content']);
1679  
1680          $struct = array(
1681              'userid'    => $post_data['post_author'],
1682              'dateCreated' => new IXR_Date(mysql2date('Ymd\TH:i:s', $post_data['post_date'], false)),
1683              'content'     => $content,
1684              'postid'  => $post_data['ID']
1685          );
1686  
1687          return $struct;
1688      }
1689  
1690      /**
1691       * Retrieve list of recent posts.
1692       *
1693       * @since 1.5.0
1694       *
1695       * @param array $args Method parameters.
1696       * @return array
1697       */
1698  	function blogger_getRecentPosts($args) {
1699  
1700          $this->escape($args);
1701  
1702          $blog_ID    = (int) $args[1]; /* though we don't use it yet */
1703          $username = $args[2];
1704          $password  = $args[3];
1705          $num_posts  = $args[4];
1706  
1707          if ( !$user = $this->login($username, $password) )
1708              return $this->error;
1709  
1710          do_action('xmlrpc_call', 'blogger.getRecentPosts');
1711  
1712          $posts_list = wp_get_recent_posts($num_posts);
1713  
1714          if ( !$posts_list ) {
1715              $this->error = new IXR_Error(500, __('Either there are no posts, or something went wrong.'));
1716              return $this->error;
1717          }
1718  
1719          foreach ($posts_list as $entry) {
1720              if ( !current_user_can( 'edit_post', $entry['ID'] ) )
1721                  continue;
1722  
1723              $post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
1724              $categories = implode(',', wp_get_post_categories($entry['ID']));
1725  
1726              $content  = '<title>'.stripslashes($entry['post_title']).'</title>';
1727              $content .= '<category>'.$categories.'</category>';
1728              $content .= stripslashes($entry['post_content']);
1729  
1730              $struct[] = array(
1731                  'userid' => $entry['post_author'],
1732                  'dateCreated' => new IXR_Date($post_date),
1733                  'content' => $content,
1734                  'postid' => $entry['ID'],
1735              );
1736  
1737          }
1738  
1739          $recent_posts = array();
1740          for ( $j=0; $j<count($struct); $j++ ) {
1741              array_push($recent_posts, $struct[$j]);
1742          }
1743  
1744          return $recent_posts;
1745      }
1746  
1747      /**
1748       * Retrieve blog_filename content.
1749       *
1750       * @since 1.5.0
1751       *
1752       * @param array $args Method parameters.
1753       * @return string
1754       */
1755  	function blogger_getTemplate($args) {
1756  
1757          $this->escape($args);
1758  
1759          $blog_ID    = (int) $args[1];
1760          $username = $args[2];
1761          $password  = $args[3];
1762          $template   = $args[4]; /* could be 'main' or 'archiveIndex', but we don't use it */
1763  
1764          if ( !$user = $this->login($username, $password) )
1765              return $this->error;
1766  
1767          do_action('xmlrpc_call', 'blogger.getTemplate');
1768  
1769          if ( !current_user_can('edit_themes') )
1770              return new IXR_Error(401, __('Sorry, this user can not edit the template.'));
1771  
1772          /* warning: here we make the assumption that the blog's URL is on the same server */
1773          $filename = get_option('home') . '/';
1774          $filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);
1775  
1776          $f = fopen($filename, 'r');
1777          $content = fread($f, filesize($filename));
1778          fclose($f);
1779  
1780          /* so it is actually editable with a windows/mac client */
1781          // 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);
1782  
1783          return $content;
1784      }
1785  
1786      /**
1787       * Updates the content of blog_filename.
1788       *
1789       * @since 1.5.0
1790       *
1791       * @param array $args Method parameters.
1792       * @return bool True when done.
1793       */
1794  	function blogger_setTemplate($args) {
1795  
1796          $this->escape($args);
1797  
1798          $blog_ID    = (int) $args[1];
1799          $username = $args[2];
1800          $password  = $args[3];
1801          $content    = $args[4];
1802          $template   = $args[5]; /* could be 'main' or 'archiveIndex', but we don't use it */
1803  
1804          if ( !$user = $this->login($username, $password) )
1805              return $this->error;
1806  
1807          do_action('xmlrpc_call', 'blogger.setTemplate');
1808  
1809          if ( !current_user_can('edit_themes') )
1810              return new IXR_Error(401, __('Sorry, this user cannot edit the template.'));
1811  
1812          /* warning: here we make the assumption that the blog's URL is on the same server */
1813          $filename = get_option('home') . '/';
1814          $filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);
1815  
1816          if ($f = fopen($filename, 'w+')) {
1817              fwrite($f, $content);
1818              fclose($f);
1819          } else {
1820              return new IXR_Error(500, __('Either the file is not writable, or something wrong happened. The file has not been updated.'));
1821          }
1822  
1823          return true;
1824      }
1825  
1826      /**
1827       * Create new post.
1828       *
1829       * @since 1.5.0
1830       *
1831       * @param array $args Method parameters.
1832       * @return int
1833       */
1834  	function blogger_newPost($args) {
1835  
1836          $this->escape($args);
1837  
1838          $blog_ID    = (int) $args[1]; /* though we don't use it yet */
1839          $username = $args[2];
1840          $password  = $args[3];
1841          $content    = $args[4];
1842          $publish    = $args[5];
1843  
1844          if ( !$user = $this->login($username, $password) )
1845              return $this->error;
1846  
1847          do_action('xmlrpc_call', 'blogger.newPost');
1848  
1849          $cap = ($publish) ? 'publish_posts' : 'edit_posts';
1850          if ( !current_user_can($cap) )
1851              return new IXR_Error(401, __('Sorry, you are not allowed to post on this site.'));
1852  
1853          $post_status = ($publish) ? 'publish' : 'draft';
1854  
1855          $post_author = $user->ID;
1856  
1857          $post_title = xmlrpc_getposttitle($content);
1858          $post_category = xmlrpc_getpostcategory($content);
1859          $post_content = xmlrpc_removepostdata($content);
1860  
1861          $post_date = current_time('mysql');
1862          $post_date_gmt = current_time('mysql', 1);
1863  
1864          $post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status');
1865  
1866          $post_ID = wp_insert_post($post_data);
1867          if ( is_wp_error( $post_ID ) )
1868              return new IXR_Error(500, $post_ID->get_error_message());
1869  
1870          if ( !$post_ID )
1871              return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));
1872  
1873          $this->attach_uploads( $post_ID, $post_content );
1874  
1875          logIO('O', "Posted ! ID: $post_ID");
1876  
1877          return $post_ID;
1878      }
1879  
1880      /**
1881       * Edit a post.
1882       *
1883       * @since 1.5.0
1884       *
1885       * @param array $args Method parameters.
1886       * @return bool true when done.
1887       */
1888  	function blogger_editPost($args) {
1889  
1890          $this->escape($args);
1891  
1892          $post_ID     = (int) $args[1];
1893          $username  = $args[2];
1894          $password   = $args[3];
1895          $content     = $args[4];
1896          $publish     = $args[5];
1897  
1898          if ( !$user = $this->login($username, $password) )
1899              return $this->error;
1900  
1901          do_action('xmlrpc_call', 'blogger.editPost');
1902  
1903          $actual_post = wp_get_single_post($post_ID,ARRAY_A);
1904  
1905          if ( !$actual_post || $actual_post['post_type'] != 'post' )
1906              return new IXR_Error(404, __('Sorry, no such post.'));
1907  
1908          $this->escape($actual_post);
1909  
1910          if ( !current_user_can('edit_post', $post_ID) )
1911              return new IXR_Error(401, __('Sorry, you do not have the right to edit this post.'));
1912  
1913          extract($actual_post, EXTR_SKIP);
1914  
1915          if ( ('publish' == $post_status) && !current_user_can('publish_posts') )
1916              return new IXR_Error(401, __('Sorry, you do not have the right to publish this post.'));
1917  
1918          $post_title = xmlrpc_getposttitle($content);
1919          $post_category = xmlrpc_getpostcategory($content);
1920          $post_content = xmlrpc_removepostdata($content);
1921  
1922          $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt');
1923  
1924          $result = wp_update_post($postdata);
1925  
1926          if ( !$result )
1927              return new IXR_Error(500, __('For some strange yet very annoying reason, this post could not be edited.'));
1928  
1929          $this->attach_uploads( $ID, $post_content );
1930  
1931          return true;
1932      }
1933  
1934      /**
1935       * Remove a post.
1936       *
1937       * @since 1.5.0
1938       *
1939       * @param array $args Method parameters.
1940       * @return bool True when post is deleted.
1941       */
1942  	function blogger_deletePost($args) {
1943          $this->escape($args);
1944  
1945          $post_ID     = (int) $args[1];
1946          $username  = $args[2];
1947          $password   = $args[3];
1948          $publish     = $args[4];
1949  
1950          if ( !$user = $this->login($username, $password) )
1951              return $this->error;
1952  
1953          do_action('xmlrpc_call', 'blogger.deletePost');
1954  
1955          $actual_post = wp_get_single_post($post_ID,ARRAY_A);
1956  
1957          if ( !$actual_post || $actual_post['post_type'] != 'post' )
1958              return new IXR_Error(404, __('Sorry, no such post.'));
1959  
1960          if ( !current_user_can('edit_post', $post_ID) )
1961              return new IXR_Error(401, __('Sorry, you do not have the right to delete this post.'));
1962  
1963          $result = wp_delete_post($post_ID);
1964  
1965          if ( !$result )
1966              return new IXR_Error(500, __('For some strange yet very annoying reason, this post could not be deleted.'));
1967  
1968          return true;
1969      }
1970  
1971      /* MetaWeblog API functions
1972       * specs on wherever Dave Winer wants them to be
1973       */
1974  
1975      /**
1976       * Create a new post.
1977       *
1978       * @since 1.5.0
1979       *
1980       * @param array $args Method parameters.
1981       * @return int
1982       */
1983  	function mw_newPost($args) {
1984          $this->escape($args);
1985  
1986          $blog_ID     = (int) $args[0]; // we will support this in the near future
1987          $username  = $args[1];
1988          $password   = $args[2];
1989          $content_struct = $args[3];
1990          $publish     = $args[4];
1991  
1992          if ( !$user = $this->login($username, $password) )
1993              return $this->error;
1994  
1995          do_action('xmlrpc_call', 'metaWeblog.newPost');
1996  
1997          $cap = ( $publish ) ? 'publish_posts' : 'edit_posts';
1998          $error_message = __( 'Sorry, you are not allowed to publish posts on this site.' );
1999          $post_type = 'post';
2000          $page_template = '';
2001          if ( !empty( $content_struct['post_type'] ) ) {
2002              if ( $content_struct['post_type'] == 'page' ) {
2003                  $cap = ( $publish ) ? 'publish_pages' : 'edit_pages';
2004                  $error_message = __( 'Sorry, you are not allowed to publish pages on this site.' );
2005                  $post_type = 'page';
2006                  if ( !empty( $content_struct['wp_page_template'] ) )
2007                      $page_template = $content_struct['wp_page_template'];
2008              } elseif ( $content_struct['post_type'] == 'post' ) {
2009                  // This is the default, no changes needed
2010              } else {
2011                  // No other post_type values are allowed here
2012                  return new IXR_Error( 401, __( 'Invalid post type.' ) );
2013              }
2014          }
2015  
2016          if ( !current_user_can( $cap ) )
2017              return new IXR_Error( 401, $error_message );
2018  
2019          // Let WordPress generate the post_name (slug) unless
2020          // one has been provided.
2021          $post_name = "";
2022          if ( isset($content_struct["wp_slug"]) )
2023              $post_name = $content_struct["wp_slug"];
2024  
2025          // Only use a password if one was given.
2026          if ( isset($content_struct["wp_password"]) )
2027              $post_password = $content_struct["wp_password"];
2028  
2029          // Only set a post parent if one was provided.
2030          if ( isset($content_struct["wp_page_parent_id"]) )
2031              $post_parent = $content_struct["wp_page_parent_id"];
2032  
2033          // Only set the menu_order if it was provided.
2034          if ( isset($content_struct["wp_page_order"]) )
2035              $menu_order = $content_struct["wp_page_order"];
2036  
2037          $post_author = $user->ID;
2038  
2039          // If an author id was provided then use it instead.
2040          if ( isset($content_struct["wp_author_id"]) && ($user->ID != $content_struct["wp_author_id"]) ) {
2041              switch ( $post_type ) {
2042                  case "post":
2043                      if ( !current_user_can("edit_others_posts") )
2044                          return(new IXR_Error(401, __("You are not allowed to post as this user")));
2045                      break;
2046                  case "page":
2047                      if ( !current_user_can("edit_others_pages") )
2048                          return(new IXR_Error(401, __("You are not allowed to create pages as this user")));
2049                      break;
2050                  default:
2051                      return(new IXR_Error(401, __("Invalid post type.")));
2052                      break;
2053              }
2054              $post_author = $content_struct["wp_author_id"];
2055          }
2056  
2057          $post_title = $content_struct['title'];
2058          $post_content = $content_struct['description'];
2059  
2060          $post_status = $publish ? 'publish' : 'draft';
2061  
2062          if ( isset( $content_struct["{$post_type}_status"] ) ) {
2063              switch ( $content_struct["{$post_type}_status"] ) {
2064                  case 'draft':
2065                  case 'private':
2066                  case 'publish':
2067                      $post_status = $content_struct["{$post_type}_status"];
2068                      break;
2069                  case 'pending':
2070                      // Pending is only valid for posts, not pages.
2071                      if ( $post_type === 'post' )
2072                          $post_status = $content_struct["{$post_type}_status"];
2073                      break;
2074                  default:
2075                      $post_status = $publish ? 'publish' : 'draft';
2076                      break;
2077              }
2078          }
2079  
2080          $post_excerpt = $content_struct['mt_excerpt'];
2081          $post_more = $content_struct['mt_text_more'];
2082  
2083          $tags_input = $content_struct['mt_keywords'];
2084  
2085          if ( isset($content_struct["mt_allow_comments"]) ) {
2086              if ( !is_numeric($content_struct["mt_allow_comments"]) ) {
2087                  switch ( $content_struct["mt_allow_comments"] ) {
2088                      case "closed":
2089                          $comment_status = "closed";
2090                          break;
2091                      case "open":
2092                          $comment_status = "open";
2093                          break;
2094                      default:
2095                          $comment_status = get_option("default_comment_status");
2096                          break;
2097                  }
2098              } else {
2099                  switch ( (int) $content_struct["mt_allow_comments"] ) {
2100                      case 0:
2101                      case 2:
2102                          $comment_status = "closed";
2103                          break;
2104                      case 1:
2105                          $comment_status = "open";
2106                          break;
2107                      default:
2108                          $comment_status = get_option("default_comment_status");
2109                          break;
2110                  }
2111              }
2112          } else {
2113              $comment_status = get_option("default_comment_status");
2114          }
2115  
2116          if ( isset($content_struct["mt_allow_pings"]) ) {
2117              if ( !is_numeric($content_struct["mt_allow_pings"]) ) {
2118                  switch ( $content_struct['mt_allow_pings'] ) {
2119                      case "closed":
2120                          $ping_status = "closed";
2121                          break;
2122                      case "open":
2123                          $ping_status = "open";
2124                          break;
2125                      default:
2126                          $ping_status = get_option("default_ping_status");
2127                          break;
2128                  }
2129              } else {
2130                  switch ( (int) $content_struct["mt_allow_pings"] ) {
2131                      case 0:
2132                          $ping_status = "closed";
2133                          break;
2134                      case 1:
2135                          $ping_status = "open";
2136                          break;
2137                      default:
2138                          $ping_status = get_option("default_ping_status");
2139                          break;
2140                  }
2141              }
2142          } else {
2143              $ping_status = get_option("default_ping_status");
2144          }
2145  
2146          if ( $post_more )
2147              $post_content = $post_content . "<!--more-->" . $post_more;
2148  
2149          $to_ping = $content_struct['mt_tb_ping_urls'];
2150          if ( is_array($to_ping) )
2151              $to_ping = implode(' ', $to_ping);
2152  
2153          // Do some timestamp voodoo
2154          if ( !empty( $content_struct['date_created_gmt'] ) )
2155              $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
2156          elseif ( !empty( $content_struct['dateCreated']) )
2157              $dateCreated = $content_struct['dateCreated']->getIso();
2158  
2159          if ( !empty( $dateCreated ) ) {
2160              $post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
2161              $post_date_gmt = iso8601_to_datetime($dateCreated, GMT);
2162          } else {
2163              $post_date = current_time('mysql');
2164              $post_date_gmt = current_time('mysql', 1);
2165          }
2166  
2167          $catnames = $content_struct['categories'];
2168          logIO('O', 'Post cats: ' . var_export($catnames,true));
2169          $post_category = array();
2170  
2171          if ( is_array($catnames) ) {
2172              foreach ($catnames as $cat) {
2173                  $post_category[] = get_cat_ID($cat);
2174              }
2175          }
2176  
2177          // We've got all the data -- post it:
2178          $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');
2179  
2180          $post_ID = wp_insert_post($postdata, true);
2181          if ( is_wp_error( $post_ID ) )
2182              return new IXR_Error(500, $post_ID->get_error_message());
2183  
2184          if ( !$post_ID )
2185              return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));
2186  
2187          // Only posts can be sticky
2188          if ( $post_type == 'post' && isset( $content_struct['sticky'] ) ) {
2189              if ( $content_struct['sticky'] == true )
2190                  stick_post( $post_ID );
2191              elseif ( $content_struct['sticky'] == false )
2192                  unstick_post( $post_ID );
2193          }
2194  
2195          if ( isset($content_struct['custom_fields']) )
2196              $this->set_custom_fields($post_ID, $content_struct['custom_fields']);
2197  
2198          // Handle enclosures
2199          $this->add_enclosure_if_new($post_ID, $content_struct['enclosure']);
2200  
2201          $this->attach_uploads( $post_ID, $post_content );
2202  
2203          logIO('O', "Posted ! ID: $post_ID");
2204  
2205          return strval($post_ID);
2206      }
2207  
2208  	function add_enclosure_if_new($post_ID, $enclosure) {
2209          if ( is_array( $enclosure ) && isset( $enclosure['url'] ) && isset( $enclosure['length'] ) && isset( $enclosure['type'] ) ) {
2210  
2211              $encstring = $enclosure['url'] . "\n" . $enclosure['length'] . "\n" . $enclosure['type'];
2212              $found = false;
2213              foreach ( (array) get_post_custom($post_ID) as $key => $val) {
2214                  if ($key == 'enclosure') {
2215                      foreach ( (array) $val as $enc ) {
2216                          if ($enc == $encstring) {
2217                              $found = true;
2218                              break 2;
2219                          }
2220                      }
2221                  }
2222              }
2223              if (!$found)
2224                  add_post_meta( $post_ID, 'enclosure', $encstring );
2225          }
2226      }
2227  
2228      /**
2229       * Attach upload to a post.
2230       *
2231       * @since 2.1.0
2232       *
2233       * @param int $post_ID Post ID.
2234       * @param string $post_content Post Content for attachment.
2235       */
2236  	function attach_uploads( $post_ID, $post_content ) {
2237          global $wpdb;
2238  
2239          // find any unattached files
2240          $attachments = $wpdb->get_results( "SELECT ID, guid FROM {$wpdb->posts} WHERE post_parent = '0' AND post_type = 'attachment'" );
2241          if ( is_array( $attachments ) ) {
2242              foreach ( $attachments as $file ) {
2243                  if ( strpos( $post_content, $file->guid ) !== false )
2244                      $wpdb->update($wpdb->posts, array('post_parent' => $post_ID), array('ID' => $file->ID) );
2245              }
2246          }
2247      }
2248  
2249      /**
2250       * Edit a post.
2251       *
2252       * @since 1.5.0
2253       *
2254       * @param array $args Method parameters.
2255       * @return bool True on success.
2256       */
2257  	function mw_editPost($args) {
2258  
2259          $this->escape($args);
2260  
2261          $post_ID     = (int) $args[0];
2262          $username  = $args[1];
2263          $password   = $args[2];
2264          $content_struct = $args[3];
2265          $publish     = $args[4];
2266  
2267          if ( !$user = $this->login($username, $password) )
2268              return $this->error;
2269  
2270          do_action('xmlrpc_call', 'metaWeblog.editPost');
2271  
2272          $cap = ( $publish ) ? 'publish_posts' : 'edit_posts';
2273          $error_message = __( 'Sorry, you are not allowed to publish posts on this site.' );
2274          $post_type = 'post';
2275          $page_template = '';
2276          if ( !empty( $content_struct['post_type'] ) ) {
2277              if ( $content_struct['post_type'] == 'page' ) {
2278                  $cap = ( $publish ) ? 'publish_pages' : 'edit_pages';
2279                  $error_message = __( 'Sorry, you are not allowed to publish pages on this site.' );
2280                  $post_type = 'page';
2281                  if ( !empty( $content_struct['wp_page_template'] ) )
2282                      $page_template = $content_struct['wp_page_template'];
2283              } elseif ( $content_struct['post_type'] == 'post' ) {
2284                  // This is the default, no changes needed
2285              } else {
2286                  // No other post_type values are allowed here
2287                  return new IXR_Error( 401, __( 'Invalid post type.' ) );
2288              }
2289          }
2290  
2291          if ( !current_user_can( $cap ) )
2292              return new IXR_Error( 401, $error_message );
2293  
2294          $postdata = wp_get_single_post($post_ID, ARRAY_A);
2295  
2296          // If there is no post data for the give post id, stop
2297          // now and return an error.  Other wise a new post will be
2298          // created (which was the old behavior).
2299          if ( empty($postdata["ID"]) )
2300              return(new IXR_Error(404, __("Invalid post ID.")));
2301  
2302          $this->escape($postdata);
2303          extract($postdata, EXTR_SKIP);
2304  
2305          // Let WordPress manage slug if none was provided.
2306          $post_name = "";
2307          if ( isset($content_struct["wp_slug"]) )
2308              $post_name = $content_struct["wp_slug"];
2309  
2310          // Only use a password if one was given.
2311          if ( isset($content_struct["wp_password"]) )
2312              $post_password = $content_struct["wp_password"];
2313  
2314          // Only set a post parent if one was given.
2315          if ( isset($content_struct["wp_page_parent_id"]) )
2316              $post_parent = $content_struct["wp_page_parent_id"];
2317  
2318          // Only set the menu_order if it was given.
2319          if ( isset($content_struct["wp_page_order"]) )
2320              $menu_order = $content_struct["wp_page_order"];
2321  
2322          $post_author = $postdata["post_author"];
2323  
2324          // Only set the post_author if one is set.
2325          if ( isset($content_struct["wp_author_id"]) && ($user->ID != $content_struct["wp_author_id"]) ) {
2326              switch ( $post_type ) {
2327                  case "post":
2328                      if ( !current_user_can("edit_others_posts") )
2329                          return(new IXR_Error(401, __("You are not allowed to change the post author as this user.")));
2330                      break;
2331                  case "page":
2332                      if ( !current_user_can("edit_others_pages") )
2333                          return(new IXR_Error(401, __("You are not allowed to change the page author as this user.")));
2334                      break;
2335                  default:
2336                      return(new IXR_Error(401, __("Invalid post type.")));
2337                      break;
2338              }
2339              $post_author = $content_struct["wp_author_id"];
2340          }
2341  
2342          if ( isset($content_struct["mt_allow_comments"]) ) {
2343              if ( !is_numeric($content_struct["mt_allow_comments"]) ) {
2344                  switch ( $content_struct["mt_allow_comments"] ) {
2345                      case "closed":
2346                          $comment_status = "closed";
2347                          break;
2348                      case "open":
2349                          $comment_status = "open";
2350                          break;
2351                      default:
2352                          $comment_status = get_option("default_comment_status");
2353                          break;
2354                  }
2355              } else {
2356                  switch ( (int) $content_struct["mt_allow_comments"] ) {
2357                      case 0:
2358                      case 2:
2359                          $comment_status = "closed";
2360                          break;
2361                      case 1:
2362                          $comment_status = "open";
2363                          break;
2364                      default:
2365                          $comment_status = get_option("default_comment_status");
2366                          break;
2367                  }
2368              }
2369          }
2370  
2371          if ( isset($content_struct["mt_allow_pings"]) ) {
2372              if ( !is_numeric($content_struct["mt_allow_pings"]) ) {
2373                  switch ( $content_struct["mt_allow_pings"] ) {
2374                      case "closed":
2375                          $ping_status = "closed";
2376                          break;
2377                      case "open":
2378                          $ping_status = "open";
2379                          break;
2380                      default:
2381                          $ping_status = get_option("default_ping_status");
2382                          break;
2383                  }
2384              } else {
2385                  switch ( (int) $content_struct["mt_allow_pings"] ) {
2386                      case 0:
2387                          $ping_status = "closed";
2388                          break;
2389                      case 1:
2390                          $ping_status = "open";
2391                          break;
2392                      default:
2393                          $ping_status = get_option("default_ping_status");
2394                          break;
2395                  }
2396              }
2397          }
2398  
2399          $post_title = $content_struct['title'];
2400          $post_content = $content_struct['description'];
2401          $catnames = $content_struct['categories'];
2402  
2403          $post_category = array();
2404  
2405          if ( is_array($catnames) ) {
2406              foreach ($catnames as $cat) {
2407                   $post_category[] = get_cat_ID($cat);
2408              }
2409          }
2410  
2411          $post_excerpt = $content_struct['mt_excerpt'];
2412          $post_more = $content_struct['mt_text_more'];
2413  
2414          $post_status = $publish ? 'publish' : 'draft';
2415          if ( isset( $content_struct["{$post_type}_status"] ) ) {
2416              switch( $content_struct["{$post_type}_status"] ) {
2417                  case 'draft':
2418                  case 'private':
2419                  case 'publish':
2420                      $post_status = $content_struct["{$post_type}_status"];
2421                      break;
2422                  case 'pending':
2423                      // Pending is only valid for posts, not pages.
2424                      if ( $post_type === 'post' )
2425                          $post_status = $content_struct["{$post_type}_status"];
2426                      break;
2427                  default:
2428                      $post_status = $publish ? 'publish' : 'draft';
2429                      break;
2430              }
2431          }
2432  
2433          $tags_input = $content_struct['mt_keywords'];
2434  
2435          if ( ('publish' == $post_status) ) {
2436              if ( ( 'page' == $post_type ) && !current_user_can('publish_pages') )
2437                  return new IXR_Error(401, __('Sorry, you do not have the right to publish this page.'));
2438              else if ( !current_user_can('publish_posts') )
2439                  return new IXR_Error(401, __('Sorry, you do not have the right to publish this post.'));
2440          }
2441  
2442          if ( $post_more )
2443              $post_content = $post_content . "<!--more-->" . $post_more;
2444  
2445          $to_ping = $content_struct['mt_tb_ping_urls'];
2446          if ( is_array($to_ping) )
2447              $to_ping = implode(' ', $to_ping);
2448  
2449          // Do some timestamp voodoo
2450          if ( !empty( $content_struct['date_created_gmt'] ) )
2451              $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
2452          elseif ( !empty( $content_struct['dateCreated']) )
2453              $dateCreated = $content_struct['dateCreated']->getIso();
2454  
2455          if ( !empty( $dateCreated ) ) {
2456              $post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
2457              $post_date_gmt = iso8601_to_datetime($dateCreated, GMT);
2458          } else {
2459              $post_date     = $postdata['post_date'];
2460              $post_date_gmt = $postdata['post_date_gmt'];
2461          }
2462  
2463          // We've got all the data -- post it:
2464          $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');
2465  
2466          $result = wp_update_post($newpost, true);
2467          if ( is_wp_error( $result ) )
2468              return new IXR_Error(500, $result->get_error_message());
2469  
2470          if ( !$result )
2471              return new IXR_Error(500, __('Sorry, your entry could not be edited. Something wrong happened.'));
2472  
2473          // Only posts can be sticky
2474          if ( $post_type == 'post' && isset( $content_struct['sticky'] ) ) {
2475              if ( $content_struct['sticky'] == true )
2476                  stick_post( $post_ID );
2477              elseif ( $content_struct['sticky'] == false )
2478                  unstick_post( $post_ID );
2479          }
2480  
2481          if ( isset($content_struct['custom_fields']) )
2482              $this->set_custom_fields($post_ID, $content_struct['custom_fields']);
2483  
2484          // Handle enclosures
2485          $this->add_enclosure_if_new($post_ID, $content_struct['enclosure']);
2486  
2487          $this->attach_uploads( $ID, $post_content );
2488  
2489          logIO('O',"(MW) Edited ! ID: $post_ID");
2490  
2491          return true;
2492      }
2493  
2494      /**
2495       * Retrieve post.
2496       *
2497       * @since 1.5.0
2498       *
2499       * @param array $args Method parameters.
2500       * @return array
2501       */
2502  	function mw_getPost($args) {
2503  
2504          $this->escape($args);
2505  
2506          $post_ID     = (int) $args[0];
2507          $username  = $args[1];
2508          $password   = $args[2];
2509  
2510          if ( !$user = $this->login($username, $password) )
2511              return $this->error;
2512  
2513          if ( !current_user_can( 'edit_post', $post_ID ) )
2514              return new IXR_Error( 401, __( 'Sorry, you cannot edit this post.' ) );
2515  
2516          do_action('xmlrpc_call', 'metaWeblog.getPost');
2517  
2518          $postdata = wp_get_single_post($post_ID, ARRAY_A);
2519  
2520          if ($postdata['post_date'] != '') {
2521              $post_date = mysql2date('Ymd\TH:i:s', $postdata['post_date'], false);
2522              $post_date_gmt = mysql2date('Ymd\TH:i:s', $postdata['post_date_gmt'], false);
2523  
2524              // For drafts use the GMT version of the post date
2525              if ( $postdata['post_status'] == 'draft' )
2526                  $post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $postdata['post_date'] ), 'Ymd\TH:i:s' );
2527  
2528              $categories = array();
2529              $catids = wp_get_post_categories($post_ID);
2530              foreach($catids as $catid)
2531                  $categories[] = get_cat_name($catid);
2532  
2533              $tagnames = array();
2534              $tags = wp_get_post_tags( $post_ID );
2535              if ( !empty( $tags ) ) {
2536                  foreach ( $tags as $tag )
2537                      $tagnames[] = $tag->name;
2538                  $tagnames = implode( ', ', $tagnames );
2539              } else {
2540                  $tagnames = '';
2541              }
2542  
2543              $post = get_extended($postdata['post_content']);
2544              $link = post_permalink($postdata['ID']);
2545  
2546              // Get the author info.
2547              $author = get_userdata($postdata['post_author']);
2548  
2549              $allow_comments = ('open' == $postdata['comment_status']) ? 1 : 0;
2550              $allow_pings = ('open' == $postdata['ping_status']) ? 1 : 0;
2551  
2552              // Consider future posts as published
2553              if ( $postdata['post_status'] === 'future' )
2554                  $postdata['post_status'] = 'publish';
2555  
2556              $sticky = false;
2557              if ( is_sticky( $post_ID ) )
2558                  $sticky = true;
2559  
2560              $enclosure = array();
2561              foreach ( (array) get_post_custom($post_ID) as $key => $val) {
2562                  if ($key == 'enclosure') {
2563                      foreach ( (array) $val as $enc ) {
2564                          $encdata = split("\n", $enc);
2565                          $enclosure['url'] = trim(htmlspecialchars($encdata[0]));
2566                          $enclosure['length'] = (int) trim($encdata[1]);
2567                          $enclosure['type'] = trim($encdata[2]);
2568                          break 2;
2569                      }
2570                  }
2571              }
2572  
2573              $resp = array(
2574                  'dateCreated' => new IXR_Date($post_date),
2575                  'userid' => $postdata['post_author'],
2576                  'postid' => $postdata['ID'],
2577                  'description' => $post['main'],
2578                  'title' => $postdata['post_title'],
2579                  'link' => $link,
2580                  'permaLink' => $link,
2581                  // commented out because no other tool seems to use this
2582                  //          'content' => $entry['post_content'],
2583                  'categories' => $categories,
2584                  'mt_excerpt' => $postdata['post_excerpt'],
2585                  'mt_text_more' => $post['extended'],
2586                  'mt_allow_comments' => $allow_comments,
2587                  'mt_allow_pings' => $allow_pings,
2588                  'mt_keywords' => $tagnames,
2589                  'wp_slug' => $postdata['post_name'],
2590                  'wp_password' => $postdata['post_password'],
2591                  'wp_author_id' => $author->ID,
2592                  'wp_author_display_name'    => $author->display_name,
2593                  'date_created_gmt' => new IXR_Date($post_date_gmt),
2594                  'post_status' => $postdata['post_status'],
2595                  'custom_fields' => $this->get_custom_fields($post_ID),
2596                  'sticky' => $sticky
2597              );
2598  
2599              if ( !empty($enclosure) ) $resp['enclosure'] = $enclosure;
2600  
2601              return $resp;
2602          } else {
2603              return new IXR_Error(404, __('Sorry, no such post.'));
2604          }
2605      }
2606  
2607      /**
2608       * Retrieve list of recent posts.
2609       *
2610       * @since 1.5.0
2611       *
2612       * @param array $args Method parameters.
2613       * @return array
2614       */
2615  	function mw_getRecentPosts($args) {
2616  
2617          $this->escape($args);
2618  
2619          $blog_ID     = (int) $args[0];
2620          $username  = $args[1];
2621          $password   = $args[2];
2622          $num_posts   = (int) $args[3];
2623  
2624          if ( !$user = $this->login($username, $password) )
2625              return $this->error;
2626  
2627          do_action('xmlrpc_call', 'metaWeblog.getRecentPosts');
2628  
2629          $posts_list = wp_get_recent_posts($num_posts);
2630  
2631          if ( !$posts_list )
2632              return array( );
2633  
2634          foreach ($posts_list as $entry) {
2635              if ( !current_user_can( 'edit_post', $entry['ID'] ) )
2636                  continue;
2637  
2638              $post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
2639              $post_date_gmt = mysql2date('Ymd\TH:i:s', $entry['post_date_gmt'], false);
2640  
2641              // For drafts use the GMT version of the date
2642              if ( $entry['post_status'] == 'draft' )
2643                  $post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $entry['post_date'] ), 'Ymd\TH:i:s' );
2644  
2645              $categories = array();
2646              $catids = wp_get_post_categories($entry['ID']);
2647              foreach( $catids as $catid )
2648                  $categories[] = get_cat_name($catid);
2649  
2650              $tagnames = array();
2651              $tags = wp_get_post_tags( $entry['ID'] );
2652              if ( !empty( $tags ) ) {
2653                  foreach ( $tags as $tag ) {
2654                      $tagnames[] = $tag->name;
2655                  }
2656                  $tagnames = implode( ', ', $tagnames );
2657              } else {
2658                  $tagnames = '';
2659              }
2660  
2661              $post = get_extended($entry['post_content']);
2662              $link = post_permalink($entry['ID']);
2663  
2664              // Get the post author info.
2665              $author = get_userdata($entry['post_author']);
2666  
2667              $allow_comments = ('open' == $entry['comment_status']) ? 1 : 0;
2668              $allow_pings = ('open' == $entry['ping_status']) ? 1 : 0;
2669  
2670              // Consider future posts as published
2671              if ( $entry['post_status'] === 'future' )
2672                  $entry['post_status'] = 'publish';
2673  
2674              $struct[] = array(
2675                  'dateCreated' => new IXR_Date($post_date),
2676                  'userid' => $entry['post_author'],
2677                  'postid' => $entry['ID'],
2678                  'description' => $post['main'],
2679                  'title' => $entry['post_title'],
2680                  'link' => $link,
2681                  'permaLink' => $link,
2682                  // commented out because no other tool seems to use this
2683                  // 'content' => $entry['post_content'],
2684                  'categories' => $categories,
2685                  'mt_excerpt' => $entry['post_excerpt'],
2686                  'mt_text_more' => $post['extended'],
2687                  'mt_allow_comments' => $allow_comments,
2688                  'mt_allow_pings' => $allow_pings,
2689                  'mt_keywords' => $tagnames,
2690                  'wp_slug' => $entry['post_name'],
2691                  'wp_password' => $entry['post_password'],
2692                  'wp_author_id' => $author->ID,
2693                  'wp_author_display_name' => $author->display_name,
2694                  'date_created_gmt' => new IXR_Date($post_date_gmt),
2695                  'post_status' => $entry['post_status'],
2696                  'custom_fields' => $this->get_custom_fields($entry['ID'])
2697              );
2698  
2699          }
2700  
2701          $recent_posts = array();
2702          for ( $j=0; $j<count($struct); $j++ ) {
2703              array_push($recent_posts, $struct[$j]);
2704          }
2705  
2706          return $recent_posts;
2707      }
2708  
2709      /**
2710       * Retrieve the list of categories on a given blog.
2711       *
2712       * @since 1.5.0
2713       *
2714       * @param array $args Method parameters.
2715       * @return array
2716       */
2717  	function mw_getCategories($args) {
2718  
2719          $this->escape($args);
2720  
2721          $blog_ID     = (int) $args[0];
2722          $username  = $args[1];
2723          $password   = $args[2];
2724  
2725          if ( !$user = $this->login($username, $password) )
2726              return $this->error;
2727  
2728          if ( !current_user_can( 'edit_posts' ) )
2729              return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this site in order to view categories.' ) );
2730  
2731          do_action('xmlrpc_call', 'metaWeblog.getCategories');
2732  
2733          $categories_struct = array();
2734  
2735          if ( $cats = get_categories(array('get' => 'all')) ) {
2736              foreach ( $cats as $cat ) {
2737                  $struct['categoryId'] = $cat->term_id;
2738                  $struct['parentId'] = $cat->parent;
2739                  $struct['description'] = $cat->name;
2740                  $struct['categoryDescription'] = $cat->description;
2741                  $struct['categoryName'] = $cat->name;
2742                  $struct['htmlUrl'] = esc_html(get_category_link($cat->term_id));
2743                  $struct['rssUrl'] = esc_html(get_category_feed_link($cat->term_id, 'rss2'));
2744  
2745                  $categories_struct[] = $struct;
2746              }
2747          }
2748  
2749          return $categories_struct;
2750      }
2751  
2752      /**
2753       * Uploads a file, following your settings.
2754       *
2755       * Adapted from a patch by Johann Richard.
2756       *
2757       * @link http://mycvs.org/archives/2004/06/30/file-upload-to-wordpress-in-ecto/
2758       *
2759       * @since 1.5.0
2760       *
2761       * @param array $args Method parameters.
2762       * @return array
2763       */
2764  	function mw_newMediaObject($args) {
2765          global $wpdb;
2766  
2767          $blog_ID     = (int) $args[0];
2768          $username  = $wpdb->escape($args[1]);
2769          $password   = $wpdb->escape($args[2]);
2770          $data        = $args[3];
2771  
2772          $name = sanitize_file_name( $data['name'] );
2773          $type = $data['type'];
2774          $bits = $data['bits'];
2775  
2776          logIO('O', '(MW) Received '.strlen($bits).' bytes');
2777  
2778          if ( !$user = $this->login($username, $password) )
2779              return $this->error;
2780  
2781          do_action('xmlrpc_call', 'metaWeblog.newMediaObject');
2782  
2783          if ( !current_user_can('upload_files') ) {
2784              logIO('O', '(MW) User does not have upload_files capability');
2785              $this->error = new IXR_Error(401, __('You are not allowed to upload files to this site.'));
2786              return $this->error;
2787          }
2788  
2789          if ( $upload_err = apply_filters( "pre_upload_error", false ) )
2790              return new IXR_Error(500, $upload_err);
2791  
2792          if ( !empty($data["overwrite"]) && ($data["overwrite"] == true) ) {
2793              // Get postmeta info on the object.
2794              $old_file = $wpdb->get_row("
2795                  SELECT ID
2796                  FROM {$wpdb->posts}
2797                  WHERE post_title = '{$name}'
2798                      AND post_type = 'attachment'
2799              ");
2800  
2801              // Delete previous file.
2802              wp_delete_attachment($old_file->ID);
2803  
2804              // Make sure the new name is different by pre-pending the
2805              // previous post id.
2806              $filename = preg_replace("/^wpid\d+-/", "", $name);
2807              $name = "wpid{$old_file->ID}-{$filename}";
2808          }
2809  
2810          $upload = wp_upload_bits($name, $type, $bits);
2811          if ( ! empty($upload['error']) ) {
2812              $errorString = sprintf(__('Could not write file %1$s (%2$s)'), $name, $upload['error']);
2813              logIO('O', '(MW) ' . $errorString);
2814              return new IXR_Error(500, $errorString);
2815          }
2816          // Construct the attachment array
2817          // attach to post_id 0
2818          $post_id = 0;
2819          $attachment = array(
2820              'post_title' => $name,
2821              'post_content' => '',
2822              'post_type' => 'attachment',
2823              'post_parent' => $post_id,
2824              'post_mime_type' => $type,
2825              'guid' => $upload[ 'url' ]
2826          );
2827  
2828          // Save the data
2829          $id = wp_insert_attachment( $attachment, $upload[ 'file' ], $post_id );
2830          wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $upload['file'] ) );
2831  
2832          return apply_filters( 'wp_handle_upload', array( 'file' => $name, 'url' => $upload[ 'url' ], 'type' => $type ), 'upload' );
2833      }
2834  
2835      /* MovableType API functions
2836       * specs on http://www.movabletype.org/docs/mtmanual_programmatic.html
2837       */
2838  
2839      /**
2840       * Retrieve the post titles of recent posts.
2841       *
2842       * @since 1.5.0
2843       *
2844       * @param array $args Method parameters.
2845       * @return array
2846       */
2847  	function mt_getRecentPostTitles($args) {
2848  
2849          $this->escape($args);
2850  
2851          $blog_ID     = (int) $args[0];
2852          $username  = $args[1];
2853          $password   = $args[2];
2854          $num_posts   = (int) $args[3];
2855  
2856          if ( !$user = $this->login($username, $password) )
2857              return $this->error;
2858  
2859          do_action('xmlrpc_call', 'mt.getRecentPostTitles');
2860  
2861          $posts_list = wp_get_recent_posts($num_posts);
2862  
2863          if ( !$posts_list ) {
2864              $this->error = new IXR_Error(500, __('Either there are no posts, or something went wrong.'));
2865              return $this->error;
2866          }
2867  
2868          foreach ($posts_list as $entry) {
2869              if ( !current_user_can( 'edit_post', $entry['ID'] ) )
2870                  continue;
2871  
2872              $post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
2873              $post_date_gmt = mysql2date('Ymd\TH:i:s', $entry['post_date_gmt'], false);
2874  
2875              // For drafts use the GMT version of the date
2876              if ( $entry['post_status'] == 'draft' )
2877                  $post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $entry['post_date'] ), 'Ymd\TH:i:s' );
2878  
2879              $struct[] = array(
2880                  'dateCreated' => new IXR_Date($post_date),
2881                  'userid' => $entry['post_author'],
2882                  'postid' => $entry['ID'],
2883                  'title' => $entry['post_title'],
2884                  'date_created_gmt' => new IXR_Date($post_date_gmt)
2885              );
2886  
2887          }
2888  
2889          $recent_posts = array();
2890          for ( $j=0; $j<count($struct); $j++ ) {
2891              array_push($recent_posts, $struct[$j]);
2892          }
2893  
2894          return $recent_posts;
2895      }
2896  
2897      /**
2898       * Retrieve list of all categories on blog.
2899       *
2900       * @since 1.5.0
2901       *
2902       * @param array $args Method parameters.
2903       * @return array
2904       */
2905  	function mt_getCategoryList($args) {
2906  
2907          $this->escape($args);
2908  
2909          $blog_ID     = (int) $args[0];
2910          $username  = $args[1];
2911          $password   = $args[2];
2912  
2913          if ( !$user = $this->login($username, $password) )
2914              return $this->error;
2915  
2916          if ( !current_user_can( 'edit_posts' ) )
2917              return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this site in order to view categories.' ) );
2918  
2919          do_action('xmlrpc_call', 'mt.getCategoryList');
2920  
2921          $categories_struct = array();
2922  
2923          if ( $cats = get_categories(array('hide_empty' => 0, 'hierarchical' => 0)) ) {
2924              foreach ( $cats as $cat ) {
2925                  $struct['categoryId'] = $cat->term_id;
2926                  $struct['categoryName'] = $cat->name;
2927  
2928                  $categories_struct[] = $struct;
2929              }
2930          }
2931  
2932          return $categories_struct;
2933      }
2934  
2935      /**
2936       * Retrieve post categories.
2937       *
2938       * @since 1.5.0
2939       *
2940       * @param array $args Method parameters.
2941       * @return array
2942       */
2943  	function mt_getPostCategories($args) {
2944  
2945          $this->escape($args);
2946  
2947          $post_ID     = (int) $args[0];
2948          $username  = $args[1];
2949          $password   = $args[2];
2950  
2951          if ( !$user = $this->login($username, $password) )
2952              return $this->error;
2953  
2954          if ( !current_user_can( 'edit_post', $post_ID ) )
2955              return new IXR_Error( 401, __( 'Sorry, you can not edit this post.' ) );
2956  
2957          do_action('xmlrpc_call', 'mt.getPostCategories');
2958  
2959          $categories = array();
2960          $catids = wp_get_post_categories(intval($post_ID));
2961          // first listed category will be the primary category
2962          $isPrimary = true;
2963          foreach ( $catids as $catid ) {
2964              $categories[] = array(
2965                  'categoryName' => get_cat_name($catid),
2966                  'categoryId' => (string) $catid,
2967                  'isPrimary' => $isPrimary
2968              );
2969              $isPrimary = false;
2970          }
2971  
2972          return $categories;
2973      }
2974  
2975      /**
2976       * Sets categories for a post.
2977       *
2978       * @since 1.5.0
2979       *
2980       * @param array $args Method parameters.
2981       * @return bool True on success.
2982       */
2983  	function mt_setPostCategories($args) {
2984  
2985          $this->escape($args);
2986  
2987          $post_ID     = (int) $args[0];
2988          $username  = $args[1];
2989          $password   = $args[2];
2990          $categories  = $args[3];
2991  
2992          if ( !$user = $this->login($username, $password) )
2993              return $this->error;
2994  
2995          do_action('xmlrpc_call', 'mt.setPostCategories');
2996  
2997          if ( !current_user_can('edit_post', $post_ID) )
2998              return new IXR_Error(401, __('Sorry, you cannot edit this post.'));
2999  
3000          foreach ( $categories as $cat ) {
3001              $catids[] = $cat['categoryId'];
3002          }
3003  
3004          wp_set_post_categories($post_ID, $catids);
3005  
3006          return true;
3007      }
3008  
3009      /**
3010       * Retrieve an array of methods supported by this server.
3011       *
3012       * @since 1.5.0
3013       *
3014       * @param array $args Method parameters.
3015       * @return array
3016       */
3017  	function mt_supportedMethods($args) {
3018  
3019          do_action('xmlrpc_call', 'mt.supportedMethods');
3020  
3021          $supported_methods = array();
3022          foreach ( $this->methods as $key => $value ) {
3023              $supported_methods[] = $key;
3024          }
3025  
3026          return $supported_methods;
3027      }
3028  
3029      /**
3030       * Retrieve an empty array because we don't support per-post text filters.
3031       *
3032       * @since 1.5.0
3033       *
3034       * @param array $args Method parameters.
3035       */
3036  	function mt_supportedTextFilters($args) {
3037          do_action('xmlrpc_call', 'mt.supportedTextFilters');
3038          return apply_filters('xmlrpc_text_filters', array());
3039      }
3040  
3041      /**
3042       * Retrieve trackbacks sent to a given post.
3043       *
3044       * @since 1.5.0
3045       *
3046       * @param array $args Method parameters.
3047       * @return mixed
3048       */
3049  	function mt_getTrackbackPings($args) {
3050  
3051          global $wpdb;
3052  
3053          $post_ID = intval($args);
3054  
3055          do_action('xmlrpc_call', 'mt.getTrackbackPings');
3056  
3057          $actual_post = wp_get_single_post($post_ID, ARRAY_A);
3058  
3059          if ( !$actual_post )
3060              return new IXR_Error(404, __('Sorry, no such post.'));
3061  
3062          $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", $post_ID) );
3063  
3064          if ( !$comments )
3065              return array();
3066  
3067          $trackback_pings = array();
3068          foreach ( $comments as $comment ) {
3069              if ( 'trackback' == $comment->comment_type ) {
3070                  $content = $comment->comment_content;
3071                  $title = substr($content, 8, (strpos($content, '</strong>') - 8));
3072                  $trackback_pings[] = array(
3073                      'pingTitle' => $title,
3074                      'pingURL'   => $comment->comment_author_url,
3075                      'pingIP'    => $comment->comment_author_IP
3076                  );
3077              }
3078          }
3079  
3080          return $trackback_pings;
3081      }
3082  
3083      /**
3084       * Sets a post's publish status to 'publish'.
3085       *
3086       * @since 1.5.0
3087       *
3088       * @param array $args Method parameters.
3089       * @return int
3090       */
3091  	function mt_publishPost($args) {
3092  
3093          $this->escape($args);
3094  
3095          $post_ID     = (int) $args[0];
3096          $username  = $args[1];
3097          $password   = $args[2];
3098  
3099          if ( !$user = $this->login($username, $password) )
3100              return $this->error;
3101  
3102          do_action('xmlrpc_call', 'mt.publishPost');
3103  
3104          if ( !current_user_can('edit_post', $post_ID) )
3105              return new IXR_Error(401, __('Sorry, you cannot edit this post.'));
3106  
3107          $postdata = wp_get_single_post($post_ID,ARRAY_A);
3108  
3109          $postdata['post_status'] = 'publish';
3110  
3111          // retain old cats
3112          $cats = wp_get_post_categories($post_ID);
3113          $postdata['post_category'] = $cats;
3114          $this->escape($postdata);
3115  
3116          $result = wp_update_post($postdata);
3117  
3118          return $result;
3119      }
3120  
3121      /* PingBack functions
3122       * specs on www.hixie.ch/specs/pingback/pingback
3123       */
3124  
3125      /**
3126       * Retrieves a pingback and registers it.
3127       *
3128       * @since 1.5.0
3129       *
3130       * @param array $args Method parameters.
3131       * @return array
3132       */
3133  	function pingback_ping($args) {
3134          global $wpdb;
3135  
3136          do_action('xmlrpc_call', 'pingback.ping');
3137  
3138          $this->escape($args);
3139  
3140          $pagelinkedfrom = $args[0];
3141          $pagelinkedto   = $args[1];
3142  
3143          $title = '';
3144  
3145          $pagelinkedfrom = str_replace('&amp;', '&', $pagelinkedfrom);
3146          $pagelinkedto = str_replace('&amp;', '&', $pagelinkedto);
3147          $pagelinkedto = str_replace('&', '&amp;', $pagelinkedto);
3148  
3149          // Check if the page linked to is in our site
3150          $pos1 = strpos($pagelinkedto, str_replace(array('http://www.','http://','https://www.','https://'), '', get_option('home')));
3151          if ( !$pos1 )
3152              return new IXR_Error(0, __('Is there no link to us?'));
3153  
3154          // let's find which post is linked to
3155          // FIXME: does url_to_postid() cover all these cases already?
3156          //        if so, then let's use it and drop the old code.
3157          $urltest = parse_url($pagelinkedto);
3158          if ( $post_ID = url_to_postid($pagelinkedto) ) {
3159              $way = 'url_to_postid()';
3160          } elseif ( preg_match('#p/[0-9]{1,}#', $urltest['path'], $match) ) {
3161              // the path defines the post_ID (archives/p/XXXX)
3162              $blah = explode('/', $match[0]);
3163              $post_ID = (int) $blah[1];
3164              $way = 'from the path';
3165          } elseif ( preg_match('#p=[0-9]{1,}#', $urltest['query'], $match) ) {
3166              // the querystring defines the post_ID (?p=XXXX)
3167              $blah = explode('=', $match[0]);
3168              $post_ID = (int) $blah[1];
3169              $way = 'from the querystring';
3170          } elseif ( isset($urltest['fragment']) ) {
3171              // an #anchor is there, it's either...
3172              if ( intval($urltest['fragment']) ) {
3173                  // ...an integer #XXXX (simpliest case)
3174                  $post_ID = (int) $urltest['fragment'];
3175                  $way = 'from the fragment (numeric)';
3176              } elseif ( preg_match('/post-[0-9]+/',$urltest['fragment']) ) {
3177                  // ...a post id in the form 'post-###'
3178                  $post_ID = preg_replace('/[^0-9]+/', '', $urltest['fragment']);
3179                  $way = 'from the fragment (post-###)';
3180              } elseif ( is_string($urltest['fragment']) ) {
3181                  // ...or a string #title, a little more complicated
3182                  $title = preg_replace('/[^a-z0-9]/i', '.', $urltest['fragment']);
3183                  $sql = $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_title RLIKE %s", $title);
3184                  if (! ($post_ID = $wpdb->get_var($sql)) ) {
3185                      // returning unknown error '0' is better than die()ing
3186                        return new IXR_Error(0, '');
3187                  }
3188                  $way = 'from the fragment (title)';
3189              }
3190          } else {
3191              // TODO: Attempt to extract a post ID from the given URL
3192                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.'));
3193          }
3194          $post_ID = (int) $post_ID;
3195  
3196  
3197          logIO("O","(PB) URL='$pagelinkedto' ID='$post_ID' Found='$way'");
3198  
3199          $post = get_post($post_ID);
3200  
3201          if ( !$post ) // Post_ID not found
3202                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.'));
3203  
3204          if ( $post_ID == url_to_postid($pagelinkedfrom) )
3205              return new IXR_Error(0, __('The source URL and the target URL cannot both point to the same resource.'));
3206  
3207          // Check if pings are on
3208          if ( !pings_open($post) )
3209                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.'));
3210  
3211          // Let's check that the remote site didn't already pingback this entry
3212          if ( $wpdb->get_results( $wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_author_url = %s", $post_ID, $pagelinkedfrom) ) )
3213              return new IXR_Error( 48, __( 'The pingback has already been registered.' ) );
3214  
3215          // very stupid, but gives time to the 'from' server to publish !
3216          sleep(1);
3217  
3218          // Let's check the remote site
3219          $linea = wp_remote_fopen( $pagelinkedfrom );
3220          if ( !$linea )
3221                return new IXR_Error(16, __('The source URL does not exist.'));
3222  
3223          $linea = apply_filters('pre_remote_source', $linea, $pagelinkedto);
3224  
3225          // Work around bug in strip_tags():
3226          $linea = str_replace('<!DOC', '<DOC', $linea);
3227          $linea = preg_replace( '/[\s\r\n\t]+/', ' ', $linea ); // normalize spaces
3228          $linea = preg_replace( "/ <(h1|h2|h3|h4|h5|h6|p|th|td|li|dt|dd|pre|caption|input|textarea|button|body)[^>]*>/", "\n\n", $linea );
3229  
3230          preg_match('|<title>([^<]*?)</title>|is', $linea, $matchtitle);
3231          $title = $matchtitle[1];
3232          if ( empty( $title ) )
3233              return new IXR_Error(32, __('We cannot find a title on that page.'));
3234  
3235          $linea = strip_tags( $linea, '<a>' ); // just keep the tag we need
3236  
3237          $p = explode( "\n\n", $linea );
3238  
3239          $preg_target = preg_quote($pagelinkedto, '|');
3240  
3241          foreach ( $p as $para ) {
3242              if ( strpos($para, $pagelinkedto) !== false ) { // it exists, but is it a link?
3243                  preg_match("|<a[^>]+?".$preg_target."[^>]*>([^>]+?)</a>|", $para, $context);
3244  
3245                  // If the URL isn't in a link context, keep looking
3246                  if ( empty($context) )
3247                      continue;
3248  
3249                  // We're going to use this fake tag to mark the context in a bit
3250                  // the marker is needed in case the link text appears more than once in the paragraph
3251                  $excerpt = preg_replace('|\</?wpcontext\>|', '', $para);
3252  
3253                  // prevent really long link text
3254                  if ( strlen($context[1]) > 100 )
3255                      $context[1] = substr($context[1], 0, 100) . '...';
3256  
3257                  $marker = '<wpcontext>'.$context[1].'</wpcontext>';    // set up our marker
3258                  $excerpt= str_replace($context[0], $marker, $excerpt); // swap out the link for our marker
3259                  $excerpt = strip_tags($excerpt, '<wpcontext>');        // strip all tags but our context marker
3260                  $excerpt = trim($excerpt);
3261                  $preg_marker = preg_quote($marker, '|');
3262                  $excerpt = preg_replace("|.*?\s(.{0,100}$preg_marker.{0,100})\s.*|s", '$1', $excerpt);
3263                  $excerpt = strip_tags($excerpt); // YES, again, to remove the marker wrapper
3264                  break;
3265              }
3266          }
3267  
3268          if ( empty($context) ) // Link to target not found
3269              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.'));
3270  
3271          $pagelinkedfrom = str_replace('&', '&amp;', $pagelinkedfrom);
3272  
3273          $context = '[...] ' . esc_html( $excerpt ) . ' [...]';
3274          $pagelinkedfrom = $wpdb->escape( $pagelinkedfrom );
3275  
3276          $comment_post_ID = (int) $post_ID;
3277          $comment_author = $title;
3278          $this->escape($comment_author);
3279          $comment_author_url = $pagelinkedfrom;
3280          $comment_content = $context;
3281          $this->escape($comment_content);
3282          $comment_type = 'pingback';
3283  
3284          $commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_content', 'comment_type');
3285  
3286          $comment_ID = wp_new_comment($commentdata);
3287          do_action('pingback_post', $comment_ID);
3288  
3289          return sprintf(__('Pingback from %1$s to %2$s registered. Keep the web talking! :-)'), $pagelinkedfrom, $pagelinkedto);
3290      }
3291  
3292      /**
3293       * Retrieve array of URLs that pingbacked the given URL.
3294       *
3295       * Specs on http://www.aquarionics.com/misc/archives/blogite/0198.html
3296       *
3297       * @since 1.5.0
3298       *
3299       * @param array $args Method parameters.
3300       * @return array
3301       */
3302  	function pingback_extensions_getPingbacks($args) {
3303  
3304          global $wpdb;
3305  
3306          do_action('xmlrpc_call', 'pingback.extensions.getPingbacks');
3307  
3308          $this->escape($args);
3309  
3310          $url = $args;
3311  
3312          $post_ID = url_to_postid($url);
3313          if ( !$post_ID ) {
3314              // We aren't sure that the resource is available and/or pingback enabled
3315                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.'));
3316          }
3317  
3318          $actual_post = wp_get_single_post($post_ID, ARRAY_A);
3319  
3320          if ( !$actual_post ) {
3321              // No such post = resource not found
3322                return new IXR_Error(32, __('The specified target URL does not exist.'));
3323          }
3324  
3325          $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", $post_ID) );
3326  
3327          if ( !$comments )
3328              return array();
3329  
3330          $pingbacks = array();
3331          foreach ( $comments as $comment ) {
3332              if ( 'pingback' == $comment->comment_type )
3333                  $pingbacks[] = $comment->comment_author_url;
3334          }
3335  
3336          return $pingbacks;
3337      }
3338  }
3339  
3340  $wp_xmlrpc_server = new wp_xmlrpc_server();
3341  $wp_xmlrpc_server->serve_request();
3342  ?>


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