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1 <?php 2 /** 3 * WordPress Export Administration API 4 * 5 * @package WordPress 6 * @subpackage Administration 7 */ 8 9 /** 10 * Version number for the export format. 11 * 12 * Bump this when something changes that might affect compatibility. 13 * 14 * @since 2.5.0 15 */ 16 define( 'WXR_VERSION', '1.2' ); 17 18 /** 19 * Generates the WXR export file for download. 20 * 21 * Default behavior is to export all content, however, note that post content will only 22 * be exported for post types with the `can_export` argument enabled. Any posts with the 23 * 'auto-draft' status will be skipped. 24 * 25 * @since 2.1.0 26 * @since 5.7.0 Added the `post_modified` and `post_modified_gmt` fields to the export file. 27 * 28 * @global wpdb $wpdb WordPress database abstraction object. 29 * @global WP_Post $post Global post object. 30 * 31 * @param array $args { 32 * Optional. Arguments for generating the WXR export file for download. Default empty array. 33 * 34 * @type string $content Type of content to export. If set, only the post content of this post type 35 * will be exported. Accepts 'all', 'post', 'page', 'attachment', or a defined 36 * custom post. If an invalid custom post type is supplied, every post type for 37 * which `can_export` is enabled will be exported instead. If a valid custom post 38 * type is supplied but `can_export` is disabled, then 'posts' will be exported 39 * instead. When 'all' is supplied, only post types with `can_export` enabled will 40 * be exported. Default 'all'. 41 * @type string $author Author to export content for. Only used when `$content` is 'post', 'page', or 42 * 'attachment'. Accepts false (all) or a specific author ID. Default false (all). 43 * @type string $category Category (slug) to export content for. Used only when `$content` is 'post'. If 44 * set, only post content assigned to `$category` will be exported. Accepts false 45 * or a specific category slug. Default is false (all categories). 46 * @type string $start_date Start date to export content from. Expected date format is 'Y-m-d'. Used only 47 * when `$content` is 'post', 'page' or 'attachment'. Default false (since the 48 * beginning of time). 49 * @type string $end_date End date to export content to. Expected date format is 'Y-m-d'. Used only when 50 * `$content` is 'post', 'page' or 'attachment'. Default false (latest publish date). 51 * @type string $status Post status to export posts for. Used only when `$content` is 'post' or 'page'. 52 * Accepts false (all statuses except 'auto-draft'), or a specific status, i.e. 53 * 'publish', 'pending', 'draft', 'auto-draft', 'future', 'private', 'inherit', or 54 * 'trash'. Default false (all statuses except 'auto-draft'). 55 * } 56 */ 57 function export_wp( $args = array() ) { 58 global $wpdb, $post; 59 60 $defaults = array( 61 'content' => 'all', 62 'author' => false, 63 'category' => false, 64 'start_date' => false, 65 'end_date' => false, 66 'status' => false, 67 ); 68 $args = wp_parse_args( $args, $defaults ); 69 70 /** 71 * Fires at the beginning of an export, before any headers are sent. 72 * 73 * @since 2.3.0 74 * 75 * @param array $args An array of export arguments. 76 */ 77 do_action( 'export_wp', $args ); 78 79 $sitename = sanitize_key( get_bloginfo( 'name' ) ); 80 if ( ! empty( $sitename ) ) { 81 $sitename .= '.'; 82 } 83 $date = gmdate( 'Y-m-d' ); 84 $wp_filename = $sitename . 'WordPress.' . $date . '.xml'; 85 /** 86 * Filters the export filename. 87 * 88 * @since 4.4.0 89 * 90 * @param string $wp_filename The name of the file for download. 91 * @param string $sitename The site name. 92 * @param string $date Today's date, formatted. 93 */ 94 $filename = apply_filters( 'export_wp_filename', $wp_filename, $sitename, $date ); 95 96 header( 'Content-Description: File Transfer' ); 97 header( 'Content-Disposition: attachment; filename=' . $filename ); 98 header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ), true ); 99 100 if ( 'all' !== $args['content'] && post_type_exists( $args['content'] ) ) { 101 $ptype = get_post_type_object( $args['content'] ); 102 if ( ! $ptype->can_export ) { 103 $args['content'] = 'post'; 104 } 105 106 $where = $wpdb->prepare( "{$wpdb->posts}.post_type = %s", $args['content'] ); 107 } else { 108 $post_types = get_post_types( array( 'can_export' => true ) ); 109 $esses = array_fill( 0, count( $post_types ), '%s' ); 110 111 // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare 112 $where = $wpdb->prepare( "{$wpdb->posts}.post_type IN (" . implode( ',', $esses ) . ')', $post_types ); 113 } 114 115 if ( $args['status'] && ( 'post' === $args['content'] || 'page' === $args['content'] ) ) { 116 $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_status = %s", $args['status'] ); 117 } else { 118 $where .= " AND {$wpdb->posts}.post_status != 'auto-draft'"; 119 } 120 121 $join = ''; 122 if ( $args['category'] && 'post' === $args['content'] ) { 123 $term = term_exists( $args['category'], 'category' ); 124 if ( $term ) { 125 $join = "INNER JOIN {$wpdb->term_relationships} ON ({$wpdb->posts}.ID = {$wpdb->term_relationships}.object_id)"; 126 $where .= $wpdb->prepare( " AND {$wpdb->term_relationships}.term_taxonomy_id = %d", $term['term_taxonomy_id'] ); 127 } 128 } 129 130 if ( in_array( $args['content'], array( 'post', 'page', 'attachment' ), true ) ) { 131 if ( $args['author'] ) { 132 $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_author = %d", $args['author'] ); 133 } 134 135 if ( $args['start_date'] ) { 136 $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_date >= %s", gmdate( 'Y-m-d', strtotime( $args['start_date'] ) ) ); 137 } 138 139 if ( $args['end_date'] ) { 140 $where .= $wpdb->prepare( " AND {$wpdb->posts}.post_date < %s", gmdate( 'Y-m-d', strtotime( '+1 month', strtotime( $args['end_date'] ) ) ) ); 141 } 142 } 143 144 // Grab a snapshot of post IDs, just in case it changes during the export. 145 $post_ids = $wpdb->get_col( "SELECT ID FROM {$wpdb->posts} $join WHERE $where" ); 146 147 /* 148 * Get the requested terms ready, empty unless posts filtered by category 149 * or all content. 150 */ 151 $cats = array(); 152 $tags = array(); 153 $terms = array(); 154 if ( isset( $term ) && $term ) { 155 $cat = get_term( $term['term_id'], 'category' ); 156 $cats = array( $cat->term_id => $cat ); 157 unset( $term, $cat ); 158 } elseif ( 'all' === $args['content'] ) { 159 $categories = (array) get_categories( array( 'get' => 'all' ) ); 160 $tags = (array) get_tags( array( 'get' => 'all' ) ); 161 162 $custom_taxonomies = get_taxonomies( array( '_builtin' => false ) ); 163 $custom_terms = (array) get_terms( 164 array( 165 'taxonomy' => $custom_taxonomies, 166 'get' => 'all', 167 ) 168 ); 169 170 // Put categories in order with no child going before its parent. 171 while ( $cat = array_shift( $categories ) ) { 172 if ( ! $cat->parent || isset( $cats[ $cat->parent ] ) ) { 173 $cats[ $cat->term_id ] = $cat; 174 } else { 175 $categories[] = $cat; 176 } 177 } 178 179 // Put terms in order with no child going before its parent. 180 while ( $t = array_shift( $custom_terms ) ) { 181 if ( ! $t->parent || isset( $terms[ $t->parent ] ) ) { 182 $terms[ $t->term_id ] = $t; 183 } else { 184 $custom_terms[] = $t; 185 } 186 } 187 188 unset( $categories, $custom_taxonomies, $custom_terms ); 189 } 190 191 /** 192 * Wrap given string in XML CDATA tag. 193 * 194 * @since 2.1.0 195 * 196 * @param string $str String to wrap in XML CDATA tag. 197 * @return string 198 */ 199 function wxr_cdata( $str ) { 200 if ( ! seems_utf8( $str ) ) { 201 $str = utf8_encode( $str ); 202 } 203 // $str = ent2ncr(esc_html($str)); 204 $str = '<![CDATA[' . str_replace( ']]>', ']]]]><![CDATA[>', $str ) . ']]>'; 205 206 return $str; 207 } 208 209 /** 210 * Return the URL of the site 211 * 212 * @since 2.5.0 213 * 214 * @return string Site URL. 215 */ 216 function wxr_site_url() { 217 if ( is_multisite() ) { 218 // Multisite: the base URL. 219 return network_home_url(); 220 } else { 221 // WordPress (single site): the blog URL. 222 return get_bloginfo_rss( 'url' ); 223 } 224 } 225 226 /** 227 * Output a cat_name XML tag from a given category object 228 * 229 * @since 2.1.0 230 * 231 * @param WP_Term $category Category Object 232 */ 233 function wxr_cat_name( $category ) { 234 if ( empty( $category->name ) ) { 235 return; 236 } 237 238 echo '<wp:cat_name>' . wxr_cdata( $category->name ) . "</wp:cat_name>\n"; 239 } 240 241 /** 242 * Output a category_description XML tag from a given category object 243 * 244 * @since 2.1.0 245 * 246 * @param WP_Term $category Category Object 247 */ 248 function wxr_category_description( $category ) { 249 if ( empty( $category->description ) ) { 250 return; 251 } 252 253 echo '<wp:category_description>' . wxr_cdata( $category->description ) . "</wp:category_description>\n"; 254 } 255 256 /** 257 * Output a tag_name XML tag from a given tag object 258 * 259 * @since 2.3.0 260 * 261 * @param WP_Term $tag Tag Object 262 */ 263 function wxr_tag_name( $tag ) { 264 if ( empty( $tag->name ) ) { 265 return; 266 } 267 268 echo '<wp:tag_name>' . wxr_cdata( $tag->name ) . "</wp:tag_name>\n"; 269 } 270 271 /** 272 * Output a tag_description XML tag from a given tag object 273 * 274 * @since 2.3.0 275 * 276 * @param WP_Term $tag Tag Object 277 */ 278 function wxr_tag_description( $tag ) { 279 if ( empty( $tag->description ) ) { 280 return; 281 } 282 283 echo '<wp:tag_description>' . wxr_cdata( $tag->description ) . "</wp:tag_description>\n"; 284 } 285 286 /** 287 * Output a term_name XML tag from a given term object 288 * 289 * @since 2.9.0 290 * 291 * @param WP_Term $term Term Object 292 */ 293 function wxr_term_name( $term ) { 294 if ( empty( $term->name ) ) { 295 return; 296 } 297 298 echo '<wp:term_name>' . wxr_cdata( $term->name ) . "</wp:term_name>\n"; 299 } 300 301 /** 302 * Output a term_description XML tag from a given term object 303 * 304 * @since 2.9.0 305 * 306 * @param WP_Term $term Term Object 307 */ 308 function wxr_term_description( $term ) { 309 if ( empty( $term->description ) ) { 310 return; 311 } 312 313 echo "\t\t<wp:term_description>" . wxr_cdata( $term->description ) . "</wp:term_description>\n"; 314 } 315 316 /** 317 * Output term meta XML tags for a given term object. 318 * 319 * @since 4.6.0 320 * 321 * @param WP_Term $term Term object. 322 */ 323 function wxr_term_meta( $term ) { 324 global $wpdb; 325 326 $termmeta = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->termmeta WHERE term_id = %d", $term->term_id ) ); 327 328 foreach ( $termmeta as $meta ) { 329 /** 330 * Filters whether to selectively skip term meta used for WXR exports. 331 * 332 * Returning a truthy value from the filter will skip the current meta 333 * object from being exported. 334 * 335 * @since 4.6.0 336 * 337 * @param bool $skip Whether to skip the current piece of term meta. Default false. 338 * @param string $meta_key Current meta key. 339 * @param object $meta Current meta object. 340 */ 341 if ( ! apply_filters( 'wxr_export_skip_termmeta', false, $meta->meta_key, $meta ) ) { 342 printf( "\t\t<wp:termmeta>\n\t\t\t<wp:meta_key>%s</wp:meta_key>\n\t\t\t<wp:meta_value>%s</wp:meta_value>\n\t\t</wp:termmeta>\n", wxr_cdata( $meta->meta_key ), wxr_cdata( $meta->meta_value ) ); 343 } 344 } 345 } 346 347 /** 348 * Output list of authors with posts 349 * 350 * @since 3.1.0 351 * 352 * @global wpdb $wpdb WordPress database abstraction object. 353 * 354 * @param int[] $post_ids Optional. Array of post IDs to filter the query by. 355 */ 356 function wxr_authors_list( array $post_ids = null ) { 357 global $wpdb; 358 359 if ( ! empty( $post_ids ) ) { 360 $post_ids = array_map( 'absint', $post_ids ); 361 $and = 'AND ID IN ( ' . implode( ', ', $post_ids ) . ')'; 362 } else { 363 $and = ''; 364 } 365 366 $authors = array(); 367 $results = $wpdb->get_results( "SELECT DISTINCT post_author FROM $wpdb->posts WHERE post_status != 'auto-draft' $and" ); 368 foreach ( (array) $results as $result ) { 369 $authors[] = get_userdata( $result->post_author ); 370 } 371 372 $authors = array_filter( $authors ); 373 374 foreach ( $authors as $author ) { 375 echo "\t<wp:author>"; 376 echo '<wp:author_id>' . (int) $author->ID . '</wp:author_id>'; 377 echo '<wp:author_login>' . wxr_cdata( $author->user_login ) . '</wp:author_login>'; 378 echo '<wp:author_email>' . wxr_cdata( $author->user_email ) . '</wp:author_email>'; 379 echo '<wp:author_display_name>' . wxr_cdata( $author->display_name ) . '</wp:author_display_name>'; 380 echo '<wp:author_first_name>' . wxr_cdata( $author->first_name ) . '</wp:author_first_name>'; 381 echo '<wp:author_last_name>' . wxr_cdata( $author->last_name ) . '</wp:author_last_name>'; 382 echo "</wp:author>\n"; 383 } 384 } 385 386 /** 387 * Output all navigation menu terms 388 * 389 * @since 3.1.0 390 */ 391 function wxr_nav_menu_terms() { 392 $nav_menus = wp_get_nav_menus(); 393 if ( empty( $nav_menus ) || ! is_array( $nav_menus ) ) { 394 return; 395 } 396 397 foreach ( $nav_menus as $menu ) { 398 echo "\t<wp:term>"; 399 echo '<wp:term_id>' . (int) $menu->term_id . '</wp:term_id>'; 400 echo '<wp:term_taxonomy>nav_menu</wp:term_taxonomy>'; 401 echo '<wp:term_slug>' . wxr_cdata( $menu->slug ) . '</wp:term_slug>'; 402 wxr_term_name( $menu ); 403 echo "</wp:term>\n"; 404 } 405 } 406 407 /** 408 * Output list of taxonomy terms, in XML tag format, associated with a post 409 * 410 * @since 2.3.0 411 */ 412 function wxr_post_taxonomy() { 413 $post = get_post(); 414 415 $taxonomies = get_object_taxonomies( $post->post_type ); 416 if ( empty( $taxonomies ) ) { 417 return; 418 } 419 $terms = wp_get_object_terms( $post->ID, $taxonomies ); 420 421 foreach ( (array) $terms as $term ) { 422 echo "\t\t<category domain=\"{$term->taxonomy}\" nicename=\"{$term->slug}\">" . wxr_cdata( $term->name ) . "</category>\n"; 423 } 424 } 425 426 /** 427 * @param bool $return_me 428 * @param string $meta_key 429 * @return bool 430 */ 431 function wxr_filter_postmeta( $return_me, $meta_key ) { 432 if ( '_edit_lock' === $meta_key ) { 433 $return_me = true; 434 } 435 return $return_me; 436 } 437 add_filter( 'wxr_export_skip_postmeta', 'wxr_filter_postmeta', 10, 2 ); 438 439 echo '<?xml version="1.0" encoding="' . get_bloginfo( 'charset' ) . "\" ?>\n"; 440 441 ?> 442 <!-- This is a WordPress eXtended RSS file generated by WordPress as an export of your site. --> 443 <!-- It contains information about your site's posts, pages, comments, categories, and other content. --> 444 <!-- You may use this file to transfer that content from one site to another. --> 445 <!-- This file is not intended to serve as a complete backup of your site. --> 446 447 <!-- To import this information into a WordPress site follow these steps: --> 448 <!-- 1. Log in to that site as an administrator. --> 449 <!-- 2. Go to Tools: Import in the WordPress admin panel. --> 450 <!-- 3. Install the "WordPress" importer from the list. --> 451 <!-- 4. Activate & Run Importer. --> 452 <!-- 5. Upload this file using the form provided on that page. --> 453 <!-- 6. You will first be asked to map the authors in this export file to users --> 454 <!-- on the site. For each author, you may choose to map to an --> 455 <!-- existing user on the site or to create a new user. --> 456 <!-- 7. WordPress will then import each of the posts, pages, comments, categories, etc. --> 457 <!-- contained in this file into your site. --> 458 459 <?php the_generator( 'export' ); ?> 460 <rss version="2.0" 461 xmlns:excerpt="http://wordpress.org/export/<?php echo WXR_VERSION; ?>/excerpt/" 462 xmlns:content="http://purl.org/rss/1.0/modules/content/" 463 xmlns:wfw="http://wellformedweb.org/CommentAPI/" 464 xmlns:dc="http://purl.org/dc/elements/1.1/" 465 xmlns:wp="http://wordpress.org/export/<?php echo WXR_VERSION; ?>/" 466 > 467 468 <channel> 469 <title><?php bloginfo_rss( 'name' ); ?></title> 470 <link><?php bloginfo_rss( 'url' ); ?></link> 471 <description><?php bloginfo_rss( 'description' ); ?></description> 472 <pubDate><?php echo gmdate( 'D, d M Y H:i:s +0000' ); ?></pubDate> 473 <language><?php bloginfo_rss( 'language' ); ?></language> 474 <wp:wxr_version><?php echo WXR_VERSION; ?></wp:wxr_version> 475 <wp:base_site_url><?php echo wxr_site_url(); ?></wp:base_site_url> 476 <wp:base_blog_url><?php bloginfo_rss( 'url' ); ?></wp:base_blog_url> 477 478 <?php wxr_authors_list( $post_ids ); ?> 479 480 <?php foreach ( $cats as $c ) : ?> 481 <wp:category> 482 <wp:term_id><?php echo (int) $c->term_id; ?></wp:term_id> 483 <wp:category_nicename><?php echo wxr_cdata( $c->slug ); ?></wp:category_nicename> 484 <wp:category_parent><?php echo wxr_cdata( $c->parent ? $cats[ $c->parent ]->slug : '' ); ?></wp:category_parent> 485 <?php 486 wxr_cat_name( $c ); 487 wxr_category_description( $c ); 488 wxr_term_meta( $c ); 489 ?> 490 </wp:category> 491 <?php endforeach; ?> 492 <?php foreach ( $tags as $t ) : ?> 493 <wp:tag> 494 <wp:term_id><?php echo (int) $t->term_id; ?></wp:term_id> 495 <wp:tag_slug><?php echo wxr_cdata( $t->slug ); ?></wp:tag_slug> 496 <?php 497 wxr_tag_name( $t ); 498 wxr_tag_description( $t ); 499 wxr_term_meta( $t ); 500 ?> 501 </wp:tag> 502 <?php endforeach; ?> 503 <?php foreach ( $terms as $t ) : ?> 504 <wp:term> 505 <wp:term_id><?php echo (int) $t->term_id; ?></wp:term_id> 506 <wp:term_taxonomy><?php echo wxr_cdata( $t->taxonomy ); ?></wp:term_taxonomy> 507 <wp:term_slug><?php echo wxr_cdata( $t->slug ); ?></wp:term_slug> 508 <wp:term_parent><?php echo wxr_cdata( $t->parent ? $terms[ $t->parent ]->slug : '' ); ?></wp:term_parent> 509 <?php 510 wxr_term_name( $t ); 511 wxr_term_description( $t ); 512 wxr_term_meta( $t ); 513 ?> 514 </wp:term> 515 <?php endforeach; ?> 516 <?php 517 if ( 'all' === $args['content'] ) { 518 wxr_nav_menu_terms();} 519 ?> 520 521 <?php 522 /** This action is documented in wp-includes/feed-rss2.php */ 523 do_action( 'rss2_head' ); 524 ?> 525 526 <?php 527 if ( $post_ids ) { 528 /** 529 * @global WP_Query $wp_query WordPress Query object. 530 */ 531 global $wp_query; 532 533 // Fake being in the loop. 534 $wp_query->in_the_loop = true; 535 536 // Fetch 20 posts at a time rather than loading the entire table into memory. 537 while ( $next_posts = array_splice( $post_ids, 0, 20 ) ) { 538 $where = 'WHERE ID IN (' . implode( ',', $next_posts ) . ')'; 539 $posts = $wpdb->get_results( "SELECT * FROM {$wpdb->posts} $where" ); 540 541 // Begin Loop. 542 foreach ( $posts as $post ) { 543 setup_postdata( $post ); 544 545 /** 546 * Filters the post title used for WXR exports. 547 * 548 * @since 5.7.0 549 * 550 * @param string $post_title Title of the current post. 551 */ 552 $title = wxr_cdata( apply_filters( 'the_title_export', $post->post_title ) ); 553 554 /** 555 * Filters the post content used for WXR exports. 556 * 557 * @since 2.5.0 558 * 559 * @param string $post_content Content of the current post. 560 */ 561 $content = wxr_cdata( apply_filters( 'the_content_export', $post->post_content ) ); 562 563 /** 564 * Filters the post excerpt used for WXR exports. 565 * 566 * @since 2.6.0 567 * 568 * @param string $post_excerpt Excerpt for the current post. 569 */ 570 $excerpt = wxr_cdata( apply_filters( 'the_excerpt_export', $post->post_excerpt ) ); 571 572 $is_sticky = is_sticky( $post->ID ) ? 1 : 0; 573 ?> 574 <item> 575 <title><?php echo $title; ?></title> 576 <link><?php the_permalink_rss(); ?></link> 577 <pubDate><?php echo mysql2date( 'D, d M Y H:i:s +0000', get_post_time( 'Y-m-d H:i:s', true ), false ); ?></pubDate> 578 <dc:creator><?php echo wxr_cdata( get_the_author_meta( 'login' ) ); ?></dc:creator> 579 <guid isPermaLink="false"><?php the_guid(); ?></guid> 580 <description></description> 581 <content:encoded><?php echo $content; ?></content:encoded> 582 <excerpt:encoded><?php echo $excerpt; ?></excerpt:encoded> 583 <wp:post_id><?php echo (int) $post->ID; ?></wp:post_id> 584 <wp:post_date><?php echo wxr_cdata( $post->post_date ); ?></wp:post_date> 585 <wp:post_date_gmt><?php echo wxr_cdata( $post->post_date_gmt ); ?></wp:post_date_gmt> 586 <wp:post_modified><?php echo wxr_cdata( $post->post_modified ); ?></wp:post_modified> 587 <wp:post_modified_gmt><?php echo wxr_cdata( $post->post_modified_gmt ); ?></wp:post_modified_gmt> 588 <wp:comment_status><?php echo wxr_cdata( $post->comment_status ); ?></wp:comment_status> 589 <wp:ping_status><?php echo wxr_cdata( $post->ping_status ); ?></wp:ping_status> 590 <wp:post_name><?php echo wxr_cdata( $post->post_name ); ?></wp:post_name> 591 <wp:status><?php echo wxr_cdata( $post->post_status ); ?></wp:status> 592 <wp:post_parent><?php echo (int) $post->post_parent; ?></wp:post_parent> 593 <wp:menu_order><?php echo (int) $post->menu_order; ?></wp:menu_order> 594 <wp:post_type><?php echo wxr_cdata( $post->post_type ); ?></wp:post_type> 595 <wp:post_password><?php echo wxr_cdata( $post->post_password ); ?></wp:post_password> 596 <wp:is_sticky><?php echo (int) $is_sticky; ?></wp:is_sticky> 597 <?php if ( 'attachment' === $post->post_type ) : ?> 598 <wp:attachment_url><?php echo wxr_cdata( wp_get_attachment_url( $post->ID ) ); ?></wp:attachment_url> 599 <?php endif; ?> 600 <?php wxr_post_taxonomy(); ?> 601 <?php 602 $postmeta = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->postmeta WHERE post_id = %d", $post->ID ) ); 603 foreach ( $postmeta as $meta ) : 604 /** 605 * Filters whether to selectively skip post meta used for WXR exports. 606 * 607 * Returning a truthy value from the filter will skip the current meta 608 * object from being exported. 609 * 610 * @since 3.3.0 611 * 612 * @param bool $skip Whether to skip the current post meta. Default false. 613 * @param string $meta_key Current meta key. 614 * @param object $meta Current meta object. 615 */ 616 if ( apply_filters( 'wxr_export_skip_postmeta', false, $meta->meta_key, $meta ) ) { 617 continue; 618 } 619 ?> 620 <wp:postmeta> 621 <wp:meta_key><?php echo wxr_cdata( $meta->meta_key ); ?></wp:meta_key> 622 <wp:meta_value><?php echo wxr_cdata( $meta->meta_value ); ?></wp:meta_value> 623 </wp:postmeta> 624 <?php 625 endforeach; 626 627 $_comments = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_approved <> 'spam'", $post->ID ) ); 628 $comments = array_map( 'get_comment', $_comments ); 629 foreach ( $comments as $c ) : 630 ?> 631 <wp:comment> 632 <wp:comment_id><?php echo (int) $c->comment_ID; ?></wp:comment_id> 633 <wp:comment_author><?php echo wxr_cdata( $c->comment_author ); ?></wp:comment_author> 634 <wp:comment_author_email><?php echo wxr_cdata( $c->comment_author_email ); ?></wp:comment_author_email> 635 <wp:comment_author_url><?php echo esc_url_raw( $c->comment_author_url ); ?></wp:comment_author_url> 636 <wp:comment_author_IP><?php echo wxr_cdata( $c->comment_author_IP ); ?></wp:comment_author_IP> 637 <wp:comment_date><?php echo wxr_cdata( $c->comment_date ); ?></wp:comment_date> 638 <wp:comment_date_gmt><?php echo wxr_cdata( $c->comment_date_gmt ); ?></wp:comment_date_gmt> 639 <wp:comment_content><?php echo wxr_cdata( $c->comment_content ); ?></wp:comment_content> 640 <wp:comment_approved><?php echo wxr_cdata( $c->comment_approved ); ?></wp:comment_approved> 641 <wp:comment_type><?php echo wxr_cdata( $c->comment_type ); ?></wp:comment_type> 642 <wp:comment_parent><?php echo (int) $c->comment_parent; ?></wp:comment_parent> 643 <wp:comment_user_id><?php echo (int) $c->user_id; ?></wp:comment_user_id> 644 <?php 645 $c_meta = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->commentmeta WHERE comment_id = %d", $c->comment_ID ) ); 646 foreach ( $c_meta as $meta ) : 647 /** 648 * Filters whether to selectively skip comment meta used for WXR exports. 649 * 650 * Returning a truthy value from the filter will skip the current meta 651 * object from being exported. 652 * 653 * @since 4.0.0 654 * 655 * @param bool $skip Whether to skip the current comment meta. Default false. 656 * @param string $meta_key Current meta key. 657 * @param object $meta Current meta object. 658 */ 659 if ( apply_filters( 'wxr_export_skip_commentmeta', false, $meta->meta_key, $meta ) ) { 660 continue; 661 } 662 ?> 663 <wp:commentmeta> 664 <wp:meta_key><?php echo wxr_cdata( $meta->meta_key ); ?></wp:meta_key> 665 <wp:meta_value><?php echo wxr_cdata( $meta->meta_value ); ?></wp:meta_value> 666 </wp:commentmeta> 667 <?php endforeach; ?> 668 </wp:comment> 669 <?php endforeach; ?> 670 </item> 671 <?php 672 } 673 } 674 } 675 ?> 676 </channel> 677 </rss> 678 <?php 679 }
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