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1 <?php 2 /** 3 * WordPress Post Administration API. 4 * 5 * @package WordPress 6 * @subpackage Administration 7 */ 8 9 /** 10 * Renames `$_POST` data from form names to DB post columns. 11 * 12 * Manipulates `$_POST` directly. 13 * 14 * @since 2.6.0 15 * 16 * @param bool $update Whether the post already exists. 17 * @param array|null $post_data Optional. The array of post data to process. 18 * Defaults to the `$_POST` superglobal. 19 * @return array|WP_Error Array of post data on success, WP_Error on failure. 20 */ 21 function _wp_translate_postdata( $update = false, $post_data = null ) { 22 23 if ( empty( $post_data ) ) { 24 $post_data = &$_POST; 25 } 26 27 if ( $update ) { 28 $post_data['ID'] = (int) $post_data['post_ID']; 29 } 30 31 $ptype = get_post_type_object( $post_data['post_type'] ); 32 33 if ( $update && ! current_user_can( 'edit_post', $post_data['ID'] ) ) { 34 if ( 'page' === $post_data['post_type'] ) { 35 return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to edit pages as this user.' ) ); 36 } else { 37 return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to edit posts as this user.' ) ); 38 } 39 } elseif ( ! $update && ! current_user_can( $ptype->cap->create_posts ) ) { 40 if ( 'page' === $post_data['post_type'] ) { 41 return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to create pages as this user.' ) ); 42 } else { 43 return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to create posts as this user.' ) ); 44 } 45 } 46 47 if ( isset( $post_data['content'] ) ) { 48 $post_data['post_content'] = $post_data['content']; 49 } 50 51 if ( isset( $post_data['excerpt'] ) ) { 52 $post_data['post_excerpt'] = $post_data['excerpt']; 53 } 54 55 if ( isset( $post_data['parent_id'] ) ) { 56 $post_data['post_parent'] = (int) $post_data['parent_id']; 57 } 58 59 if ( isset( $post_data['trackback_url'] ) ) { 60 $post_data['to_ping'] = $post_data['trackback_url']; 61 } 62 63 $post_data['user_ID'] = get_current_user_id(); 64 65 if ( ! empty( $post_data['post_author_override'] ) ) { 66 $post_data['post_author'] = (int) $post_data['post_author_override']; 67 } else { 68 if ( ! empty( $post_data['post_author'] ) ) { 69 $post_data['post_author'] = (int) $post_data['post_author']; 70 } else { 71 $post_data['post_author'] = (int) $post_data['user_ID']; 72 } 73 } 74 75 if ( isset( $post_data['user_ID'] ) && ( $post_data['post_author'] != $post_data['user_ID'] ) 76 && ! current_user_can( $ptype->cap->edit_others_posts ) ) { 77 78 if ( $update ) { 79 if ( 'page' === $post_data['post_type'] ) { 80 return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to edit pages as this user.' ) ); 81 } else { 82 return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to edit posts as this user.' ) ); 83 } 84 } else { 85 if ( 'page' === $post_data['post_type'] ) { 86 return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to create pages as this user.' ) ); 87 } else { 88 return new WP_Error( 'edit_others_posts', __( 'Sorry, you are not allowed to create posts as this user.' ) ); 89 } 90 } 91 } 92 93 if ( ! empty( $post_data['post_status'] ) ) { 94 $post_data['post_status'] = sanitize_key( $post_data['post_status'] ); 95 96 // No longer an auto-draft. 97 if ( 'auto-draft' === $post_data['post_status'] ) { 98 $post_data['post_status'] = 'draft'; 99 } 100 101 if ( ! get_post_status_object( $post_data['post_status'] ) ) { 102 unset( $post_data['post_status'] ); 103 } 104 } 105 106 // What to do based on which button they pressed. 107 if ( isset( $post_data['saveasdraft'] ) && '' !== $post_data['saveasdraft'] ) { 108 $post_data['post_status'] = 'draft'; 109 } 110 if ( isset( $post_data['saveasprivate'] ) && '' !== $post_data['saveasprivate'] ) { 111 $post_data['post_status'] = 'private'; 112 } 113 if ( isset( $post_data['publish'] ) && ( '' !== $post_data['publish'] ) 114 && ( ! isset( $post_data['post_status'] ) || 'private' !== $post_data['post_status'] ) 115 ) { 116 $post_data['post_status'] = 'publish'; 117 } 118 if ( isset( $post_data['advanced'] ) && '' !== $post_data['advanced'] ) { 119 $post_data['post_status'] = 'draft'; 120 } 121 if ( isset( $post_data['pending'] ) && '' !== $post_data['pending'] ) { 122 $post_data['post_status'] = 'pending'; 123 } 124 125 if ( isset( $post_data['ID'] ) ) { 126 $post_id = $post_data['ID']; 127 } else { 128 $post_id = false; 129 } 130 $previous_status = $post_id ? get_post_field( 'post_status', $post_id ) : false; 131 132 if ( isset( $post_data['post_status'] ) && 'private' === $post_data['post_status'] && ! current_user_can( $ptype->cap->publish_posts ) ) { 133 $post_data['post_status'] = $previous_status ? $previous_status : 'pending'; 134 } 135 136 $published_statuses = array( 'publish', 'future' ); 137 138 // Posts 'submitted for approval' are submitted to $_POST the same as if they were being published. 139 // Change status from 'publish' to 'pending' if user lacks permissions to publish or to resave published posts. 140 if ( isset( $post_data['post_status'] ) 141 && ( in_array( $post_data['post_status'], $published_statuses, true ) 142 && ! current_user_can( $ptype->cap->publish_posts ) ) 143 ) { 144 if ( ! in_array( $previous_status, $published_statuses, true ) || ! current_user_can( 'edit_post', $post_id ) ) { 145 $post_data['post_status'] = 'pending'; 146 } 147 } 148 149 if ( ! isset( $post_data['post_status'] ) ) { 150 $post_data['post_status'] = 'auto-draft' === $previous_status ? 'draft' : $previous_status; 151 } 152 153 if ( isset( $post_data['post_password'] ) && ! current_user_can( $ptype->cap->publish_posts ) ) { 154 unset( $post_data['post_password'] ); 155 } 156 157 if ( ! isset( $post_data['comment_status'] ) ) { 158 $post_data['comment_status'] = 'closed'; 159 } 160 161 if ( ! isset( $post_data['ping_status'] ) ) { 162 $post_data['ping_status'] = 'closed'; 163 } 164 165 foreach ( array( 'aa', 'mm', 'jj', 'hh', 'mn' ) as $timeunit ) { 166 if ( ! empty( $post_data[ 'hidden_' . $timeunit ] ) && $post_data[ 'hidden_' . $timeunit ] != $post_data[ $timeunit ] ) { 167 $post_data['edit_date'] = '1'; 168 break; 169 } 170 } 171 172 if ( ! empty( $post_data['edit_date'] ) ) { 173 $aa = $post_data['aa']; 174 $mm = $post_data['mm']; 175 $jj = $post_data['jj']; 176 $hh = $post_data['hh']; 177 $mn = $post_data['mn']; 178 $ss = $post_data['ss']; 179 $aa = ( $aa <= 0 ) ? gmdate( 'Y' ) : $aa; 180 $mm = ( $mm <= 0 ) ? gmdate( 'n' ) : $mm; 181 $jj = ( $jj > 31 ) ? 31 : $jj; 182 $jj = ( $jj <= 0 ) ? gmdate( 'j' ) : $jj; 183 $hh = ( $hh > 23 ) ? $hh - 24 : $hh; 184 $mn = ( $mn > 59 ) ? $mn - 60 : $mn; 185 $ss = ( $ss > 59 ) ? $ss - 60 : $ss; 186 187 $post_data['post_date'] = sprintf( '%04d-%02d-%02d %02d:%02d:%02d', $aa, $mm, $jj, $hh, $mn, $ss ); 188 189 $valid_date = wp_checkdate( $mm, $jj, $aa, $post_data['post_date'] ); 190 if ( ! $valid_date ) { 191 return new WP_Error( 'invalid_date', __( 'Invalid date.' ) ); 192 } 193 194 $post_data['post_date_gmt'] = get_gmt_from_date( $post_data['post_date'] ); 195 } 196 197 if ( isset( $post_data['post_category'] ) ) { 198 $category_object = get_taxonomy( 'category' ); 199 if ( ! current_user_can( $category_object->cap->assign_terms ) ) { 200 unset( $post_data['post_category'] ); 201 } 202 } 203 204 return $post_data; 205 } 206 207 /** 208 * Returns only allowed post data fields. 209 * 210 * @since 5.0.1 211 * 212 * @param array|WP_Error|null $post_data The array of post data to process, or an error object. 213 * Defaults to the `$_POST` superglobal. 214 * @return array|WP_Error Array of post data on success, WP_Error on failure. 215 */ 216 function _wp_get_allowed_postdata( $post_data = null ) { 217 if ( empty( $post_data ) ) { 218 $post_data = $_POST; 219 } 220 221 // Pass through errors. 222 if ( is_wp_error( $post_data ) ) { 223 return $post_data; 224 } 225 226 return array_diff_key( $post_data, array_flip( array( 'meta_input', 'file', 'guid' ) ) ); 227 } 228 229 /** 230 * Updates an existing post with values provided in `$_POST`. 231 * 232 * If post data is passed as an argument, it is treated as an array of data 233 * keyed appropriately for turning into a post object. 234 * 235 * If post data is not passed, the `$_POST` global variable is used instead. 236 * 237 * @since 1.5.0 238 * 239 * @global wpdb $wpdb WordPress database abstraction object. 240 * 241 * @param array|null $post_data Optional. The array of post data to process. 242 * Defaults to the `$_POST` superglobal. 243 * @return int Post ID. 244 */ 245 function edit_post( $post_data = null ) { 246 global $wpdb; 247 248 if ( empty( $post_data ) ) { 249 $post_data = &$_POST; 250 } 251 252 // Clear out any data in internal vars. 253 unset( $post_data['filter'] ); 254 255 $post_ID = (int) $post_data['post_ID']; 256 $post = get_post( $post_ID ); 257 258 $post_data['post_type'] = $post->post_type; 259 $post_data['post_mime_type'] = $post->post_mime_type; 260 261 if ( ! empty( $post_data['post_status'] ) ) { 262 $post_data['post_status'] = sanitize_key( $post_data['post_status'] ); 263 264 if ( 'inherit' === $post_data['post_status'] ) { 265 unset( $post_data['post_status'] ); 266 } 267 } 268 269 $ptype = get_post_type_object( $post_data['post_type'] ); 270 if ( ! current_user_can( 'edit_post', $post_ID ) ) { 271 if ( 'page' === $post_data['post_type'] ) { 272 wp_die( __( 'Sorry, you are not allowed to edit this page.' ) ); 273 } else { 274 wp_die( __( 'Sorry, you are not allowed to edit this post.' ) ); 275 } 276 } 277 278 if ( post_type_supports( $ptype->name, 'revisions' ) ) { 279 $revisions = wp_get_post_revisions( 280 $post_ID, 281 array( 282 'order' => 'ASC', 283 'posts_per_page' => 1, 284 ) 285 ); 286 $revision = current( $revisions ); 287 288 // Check if the revisions have been upgraded. 289 if ( $revisions && _wp_get_post_revision_version( $revision ) < 1 ) { 290 _wp_upgrade_revisions_of_post( $post, wp_get_post_revisions( $post_ID ) ); 291 } 292 } 293 294 if ( isset( $post_data['visibility'] ) ) { 295 switch ( $post_data['visibility'] ) { 296 case 'public': 297 $post_data['post_password'] = ''; 298 break; 299 case 'password': 300 unset( $post_data['sticky'] ); 301 break; 302 case 'private': 303 $post_data['post_status'] = 'private'; 304 $post_data['post_password'] = ''; 305 unset( $post_data['sticky'] ); 306 break; 307 } 308 } 309 310 $post_data = _wp_translate_postdata( true, $post_data ); 311 if ( is_wp_error( $post_data ) ) { 312 wp_die( $post_data->get_error_message() ); 313 } 314 $translated = _wp_get_allowed_postdata( $post_data ); 315 316 // Post formats. 317 if ( isset( $post_data['post_format'] ) ) { 318 set_post_format( $post_ID, $post_data['post_format'] ); 319 } 320 321 $format_meta_urls = array( 'url', 'link_url', 'quote_source_url' ); 322 foreach ( $format_meta_urls as $format_meta_url ) { 323 $keyed = '_format_' . $format_meta_url; 324 if ( isset( $post_data[ $keyed ] ) ) { 325 update_post_meta( $post_ID, $keyed, wp_slash( esc_url_raw( wp_unslash( $post_data[ $keyed ] ) ) ) ); 326 } 327 } 328 329 $format_keys = array( 'quote', 'quote_source_name', 'image', 'gallery', 'audio_embed', 'video_embed' ); 330 331 foreach ( $format_keys as $key ) { 332 $keyed = '_format_' . $key; 333 if ( isset( $post_data[ $keyed ] ) ) { 334 if ( current_user_can( 'unfiltered_html' ) ) { 335 update_post_meta( $post_ID, $keyed, $post_data[ $keyed ] ); 336 } else { 337 update_post_meta( $post_ID, $keyed, wp_filter_post_kses( $post_data[ $keyed ] ) ); 338 } 339 } 340 } 341 342 if ( 'attachment' === $post_data['post_type'] && preg_match( '#^(audio|video)/#', $post_data['post_mime_type'] ) ) { 343 $id3data = wp_get_attachment_metadata( $post_ID ); 344 if ( ! is_array( $id3data ) ) { 345 $id3data = array(); 346 } 347 348 foreach ( wp_get_attachment_id3_keys( $post, 'edit' ) as $key => $label ) { 349 if ( isset( $post_data[ 'id3_' . $key ] ) ) { 350 $id3data[ $key ] = sanitize_text_field( wp_unslash( $post_data[ 'id3_' . $key ] ) ); 351 } 352 } 353 wp_update_attachment_metadata( $post_ID, $id3data ); 354 } 355 356 // Meta stuff. 357 if ( isset( $post_data['meta'] ) && $post_data['meta'] ) { 358 foreach ( $post_data['meta'] as $key => $value ) { 359 $meta = get_post_meta_by_id( $key ); 360 if ( ! $meta ) { 361 continue; 362 } 363 if ( $meta->post_id != $post_ID ) { 364 continue; 365 } 366 if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'edit_post_meta', $post_ID, $meta->meta_key ) ) { 367 continue; 368 } 369 if ( is_protected_meta( $value['key'], 'post' ) || ! current_user_can( 'edit_post_meta', $post_ID, $value['key'] ) ) { 370 continue; 371 } 372 update_meta( $key, $value['key'], $value['value'] ); 373 } 374 } 375 376 if ( isset( $post_data['deletemeta'] ) && $post_data['deletemeta'] ) { 377 foreach ( $post_data['deletemeta'] as $key => $value ) { 378 $meta = get_post_meta_by_id( $key ); 379 if ( ! $meta ) { 380 continue; 381 } 382 if ( $meta->post_id != $post_ID ) { 383 continue; 384 } 385 if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'delete_post_meta', $post_ID, $meta->meta_key ) ) { 386 continue; 387 } 388 delete_meta( $key ); 389 } 390 } 391 392 // Attachment stuff. 393 if ( 'attachment' === $post_data['post_type'] ) { 394 if ( isset( $post_data['_wp_attachment_image_alt'] ) ) { 395 $image_alt = wp_unslash( $post_data['_wp_attachment_image_alt'] ); 396 397 if ( get_post_meta( $post_ID, '_wp_attachment_image_alt', true ) !== $image_alt ) { 398 $image_alt = wp_strip_all_tags( $image_alt, true ); 399 400 // update_post_meta() expects slashed. 401 update_post_meta( $post_ID, '_wp_attachment_image_alt', wp_slash( $image_alt ) ); 402 } 403 } 404 405 $attachment_data = isset( $post_data['attachments'][ $post_ID ] ) ? $post_data['attachments'][ $post_ID ] : array(); 406 407 /** This filter is documented in wp-admin/includes/media.php */ 408 $translated = apply_filters( 'attachment_fields_to_save', $translated, $attachment_data ); 409 } 410 411 // Convert taxonomy input to term IDs, to avoid ambiguity. 412 if ( isset( $post_data['tax_input'] ) ) { 413 foreach ( (array) $post_data['tax_input'] as $taxonomy => $terms ) { 414 $tax_object = get_taxonomy( $taxonomy ); 415 416 if ( $tax_object && isset( $tax_object->meta_box_sanitize_cb ) ) { 417 $translated['tax_input'][ $taxonomy ] = call_user_func_array( $tax_object->meta_box_sanitize_cb, array( $taxonomy, $terms ) ); 418 } 419 } 420 } 421 422 add_meta( $post_ID ); 423 424 update_post_meta( $post_ID, '_edit_last', get_current_user_id() ); 425 426 $success = wp_update_post( $translated ); 427 428 // If the save failed, see if we can sanity check the main fields and try again. 429 if ( ! $success && is_callable( array( $wpdb, 'strip_invalid_text_for_column' ) ) ) { 430 $fields = array( 'post_title', 'post_content', 'post_excerpt' ); 431 432 foreach ( $fields as $field ) { 433 if ( isset( $translated[ $field ] ) ) { 434 $translated[ $field ] = $wpdb->strip_invalid_text_for_column( $wpdb->posts, $field, $translated[ $field ] ); 435 } 436 } 437 438 wp_update_post( $translated ); 439 } 440 441 // Now that we have an ID we can fix any attachment anchor hrefs. 442 _fix_attachment_links( $post_ID ); 443 444 wp_set_post_lock( $post_ID ); 445 446 if ( current_user_can( $ptype->cap->edit_others_posts ) && current_user_can( $ptype->cap->publish_posts ) ) { 447 if ( ! empty( $post_data['sticky'] ) ) { 448 stick_post( $post_ID ); 449 } else { 450 unstick_post( $post_ID ); 451 } 452 } 453 454 return $post_ID; 455 } 456 457 /** 458 * Processes the post data for the bulk editing of posts. 459 * 460 * Updates all bulk edited posts/pages, adding (but not removing) tags and 461 * categories. Skips pages when they would be their own parent or child. 462 * 463 * @since 2.7.0 464 * 465 * @global wpdb $wpdb WordPress database abstraction object. 466 * 467 * @param array|null $post_data Optional. The array of post data to process. 468 * Defaults to the `$_POST` superglobal. 469 * @return array 470 */ 471 function bulk_edit_posts( $post_data = null ) { 472 global $wpdb; 473 474 if ( empty( $post_data ) ) { 475 $post_data = &$_POST; 476 } 477 478 if ( isset( $post_data['post_type'] ) ) { 479 $ptype = get_post_type_object( $post_data['post_type'] ); 480 } else { 481 $ptype = get_post_type_object( 'post' ); 482 } 483 484 if ( ! current_user_can( $ptype->cap->edit_posts ) ) { 485 if ( 'page' === $ptype->name ) { 486 wp_die( __( 'Sorry, you are not allowed to edit pages.' ) ); 487 } else { 488 wp_die( __( 'Sorry, you are not allowed to edit posts.' ) ); 489 } 490 } 491 492 if ( -1 == $post_data['_status'] ) { 493 $post_data['post_status'] = null; 494 unset( $post_data['post_status'] ); 495 } else { 496 $post_data['post_status'] = $post_data['_status']; 497 } 498 unset( $post_data['_status'] ); 499 500 if ( ! empty( $post_data['post_status'] ) ) { 501 $post_data['post_status'] = sanitize_key( $post_data['post_status'] ); 502 503 if ( 'inherit' === $post_data['post_status'] ) { 504 unset( $post_data['post_status'] ); 505 } 506 } 507 508 $post_IDs = array_map( 'intval', (array) $post_data['post'] ); 509 510 $reset = array( 511 'post_author', 512 'post_status', 513 'post_password', 514 'post_parent', 515 'page_template', 516 'comment_status', 517 'ping_status', 518 'keep_private', 519 'tax_input', 520 'post_category', 521 'sticky', 522 'post_format', 523 ); 524 525 foreach ( $reset as $field ) { 526 if ( isset( $post_data[ $field ] ) && ( '' === $post_data[ $field ] || -1 == $post_data[ $field ] ) ) { 527 unset( $post_data[ $field ] ); 528 } 529 } 530 531 if ( isset( $post_data['post_category'] ) ) { 532 if ( is_array( $post_data['post_category'] ) && ! empty( $post_data['post_category'] ) ) { 533 $new_cats = array_map( 'absint', $post_data['post_category'] ); 534 } else { 535 unset( $post_data['post_category'] ); 536 } 537 } 538 539 $tax_input = array(); 540 if ( isset( $post_data['tax_input'] ) ) { 541 foreach ( $post_data['tax_input'] as $tax_name => $terms ) { 542 if ( empty( $terms ) ) { 543 continue; 544 } 545 if ( is_taxonomy_hierarchical( $tax_name ) ) { 546 $tax_input[ $tax_name ] = array_map( 'absint', $terms ); 547 } else { 548 $comma = _x( ',', 'tag delimiter' ); 549 if ( ',' !== $comma ) { 550 $terms = str_replace( $comma, ',', $terms ); 551 } 552 $tax_input[ $tax_name ] = explode( ',', trim( $terms, " \n\t\r\0\x0B," ) ); 553 } 554 } 555 } 556 557 if ( isset( $post_data['post_parent'] ) && (int) $post_data['post_parent'] ) { 558 $parent = (int) $post_data['post_parent']; 559 $pages = $wpdb->get_results( "SELECT ID, post_parent FROM $wpdb->posts WHERE post_type = 'page'" ); 560 $children = array(); 561 562 for ( $i = 0; $i < 50 && $parent > 0; $i++ ) { 563 $children[] = $parent; 564 565 foreach ( $pages as $page ) { 566 if ( (int) $page->ID === $parent ) { 567 $parent = (int) $page->post_parent; 568 break; 569 } 570 } 571 } 572 } 573 574 $updated = array(); 575 $skipped = array(); 576 $locked = array(); 577 $shared_post_data = $post_data; 578 579 foreach ( $post_IDs as $post_ID ) { 580 // Start with fresh post data with each iteration. 581 $post_data = $shared_post_data; 582 583 $post_type_object = get_post_type_object( get_post_type( $post_ID ) ); 584 585 if ( ! isset( $post_type_object ) 586 || ( isset( $children ) && in_array( $post_ID, $children, true ) ) 587 || ! current_user_can( 'edit_post', $post_ID ) 588 ) { 589 $skipped[] = $post_ID; 590 continue; 591 } 592 593 if ( wp_check_post_lock( $post_ID ) ) { 594 $locked[] = $post_ID; 595 continue; 596 } 597 598 $post = get_post( $post_ID ); 599 $tax_names = get_object_taxonomies( $post ); 600 foreach ( $tax_names as $tax_name ) { 601 $taxonomy_obj = get_taxonomy( $tax_name ); 602 if ( isset( $tax_input[ $tax_name ] ) && current_user_can( $taxonomy_obj->cap->assign_terms ) ) { 603 $new_terms = $tax_input[ $tax_name ]; 604 } else { 605 $new_terms = array(); 606 } 607 608 if ( $taxonomy_obj->hierarchical ) { 609 $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'ids' ) ); 610 } else { 611 $current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'names' ) ); 612 } 613 614 $post_data['tax_input'][ $tax_name ] = array_merge( $current_terms, $new_terms ); 615 } 616 617 if ( isset( $new_cats ) && in_array( 'category', $tax_names, true ) ) { 618 $cats = (array) wp_get_post_categories( $post_ID ); 619 $post_data['post_category'] = array_unique( array_merge( $cats, $new_cats ) ); 620 unset( $post_data['tax_input']['category'] ); 621 } 622 623 $post_data['post_ID'] = $post_ID; 624 $post_data['post_type'] = $post->post_type; 625 $post_data['post_mime_type'] = $post->post_mime_type; 626 627 foreach ( array( 'comment_status', 'ping_status', 'post_author' ) as $field ) { 628 if ( ! isset( $post_data[ $field ] ) ) { 629 $post_data[ $field ] = $post->$field; 630 } 631 } 632 633 $post_data = _wp_translate_postdata( true, $post_data ); 634 if ( is_wp_error( $post_data ) ) { 635 $skipped[] = $post_ID; 636 continue; 637 } 638 $post_data = _wp_get_allowed_postdata( $post_data ); 639 640 if ( isset( $shared_post_data['post_format'] ) ) { 641 set_post_format( $post_ID, $shared_post_data['post_format'] ); 642 } 643 644 // Prevent wp_insert_post() from overwriting post format with the old data. 645 unset( $post_data['tax_input']['post_format'] ); 646 647 $post_id = wp_update_post( $post_data ); 648 update_post_meta( $post_id, '_edit_last', get_current_user_id() ); 649 $updated[] = $post_id; 650 651 if ( isset( $post_data['sticky'] ) && current_user_can( $ptype->cap->edit_others_posts ) ) { 652 if ( 'sticky' === $post_data['sticky'] ) { 653 stick_post( $post_ID ); 654 } else { 655 unstick_post( $post_ID ); 656 } 657 } 658 } 659 660 return array( 661 'updated' => $updated, 662 'skipped' => $skipped, 663 'locked' => $locked, 664 ); 665 } 666 667 /** 668 * Returns default post information to use when populating the "Write Post" form. 669 * 670 * @since 2.0.0 671 * 672 * @param string $post_type Optional. A post type string. Default 'post'. 673 * @param bool $create_in_db Optional. Whether to insert the post into database. Default false. 674 * @return WP_Post Post object containing all the default post data as attributes 675 */ 676 function get_default_post_to_edit( $post_type = 'post', $create_in_db = false ) { 677 $post_title = ''; 678 if ( ! empty( $_REQUEST['post_title'] ) ) { 679 $post_title = esc_html( wp_unslash( $_REQUEST['post_title'] ) ); 680 } 681 682 $post_content = ''; 683 if ( ! empty( $_REQUEST['content'] ) ) { 684 $post_content = esc_html( wp_unslash( $_REQUEST['content'] ) ); 685 } 686 687 $post_excerpt = ''; 688 if ( ! empty( $_REQUEST['excerpt'] ) ) { 689 $post_excerpt = esc_html( wp_unslash( $_REQUEST['excerpt'] ) ); 690 } 691 692 if ( $create_in_db ) { 693 $post_id = wp_insert_post( 694 array( 695 'post_title' => __( 'Auto Draft' ), 696 'post_type' => $post_type, 697 'post_status' => 'auto-draft', 698 ), 699 false, 700 false 701 ); 702 $post = get_post( $post_id ); 703 if ( current_theme_supports( 'post-formats' ) && post_type_supports( $post->post_type, 'post-formats' ) && get_option( 'default_post_format' ) ) { 704 set_post_format( $post, get_option( 'default_post_format' ) ); 705 } 706 wp_after_insert_post( $post, false, null ); 707 708 // Schedule auto-draft cleanup. 709 if ( ! wp_next_scheduled( 'wp_scheduled_auto_draft_delete' ) ) { 710 wp_schedule_event( time(), 'daily', 'wp_scheduled_auto_draft_delete' ); 711 } 712 } else { 713 $post = new stdClass; 714 $post->ID = 0; 715 $post->post_author = ''; 716 $post->post_date = ''; 717 $post->post_date_gmt = ''; 718 $post->post_password = ''; 719 $post->post_name = ''; 720 $post->post_type = $post_type; 721 $post->post_status = 'draft'; 722 $post->to_ping = ''; 723 $post->pinged = ''; 724 $post->comment_status = get_default_comment_status( $post_type ); 725 $post->ping_status = get_default_comment_status( $post_type, 'pingback' ); 726 $post->post_pingback = get_option( 'default_pingback_flag' ); 727 $post->post_category = get_option( 'default_category' ); 728 $post->page_template = 'default'; 729 $post->post_parent = 0; 730 $post->menu_order = 0; 731 $post = new WP_Post( $post ); 732 } 733 734 /** 735 * Filters the default post content initially used in the "Write Post" form. 736 * 737 * @since 1.5.0 738 * 739 * @param string $post_content Default post content. 740 * @param WP_Post $post Post object. 741 */ 742 $post->post_content = (string) apply_filters( 'default_content', $post_content, $post ); 743 744 /** 745 * Filters the default post title initially used in the "Write Post" form. 746 * 747 * @since 1.5.0 748 * 749 * @param string $post_title Default post title. 750 * @param WP_Post $post Post object. 751 */ 752 $post->post_title = (string) apply_filters( 'default_title', $post_title, $post ); 753 754 /** 755 * Filters the default post excerpt initially used in the "Write Post" form. 756 * 757 * @since 1.5.0 758 * 759 * @param string $post_excerpt Default post excerpt. 760 * @param WP_Post $post Post object. 761 */ 762 $post->post_excerpt = (string) apply_filters( 'default_excerpt', $post_excerpt, $post ); 763 764 return $post; 765 } 766 767 /** 768 * Determines if a post exists based on title, content, date and type. 769 * 770 * @since 2.0.0 771 * @since 5.2.0 Added the `$type` parameter. 772 * @since 5.8.0 Added the `$status` parameter. 773 * 774 * @global wpdb $wpdb WordPress database abstraction object. 775 * 776 * @param string $title Post title. 777 * @param string $content Optional. Post content. 778 * @param string $date Optional. Post date. 779 * @param string $type Optional. Post type. 780 * @param string $status Optional. Post status. 781 * @return int Post ID if post exists, 0 otherwise. 782 */ 783 function post_exists( $title, $content = '', $date = '', $type = '', $status = '' ) { 784 global $wpdb; 785 786 $post_title = wp_unslash( sanitize_post_field( 'post_title', $title, 0, 'db' ) ); 787 $post_content = wp_unslash( sanitize_post_field( 'post_content', $content, 0, 'db' ) ); 788 $post_date = wp_unslash( sanitize_post_field( 'post_date', $date, 0, 'db' ) ); 789 $post_type = wp_unslash( sanitize_post_field( 'post_type', $type, 0, 'db' ) ); 790 $post_status = wp_unslash( sanitize_post_field( 'post_status', $status, 0, 'db' ) ); 791 792 $query = "SELECT ID FROM $wpdb->posts WHERE 1=1"; 793 $args = array(); 794 795 if ( ! empty( $date ) ) { 796 $query .= ' AND post_date = %s'; 797 $args[] = $post_date; 798 } 799 800 if ( ! empty( $title ) ) { 801 $query .= ' AND post_title = %s'; 802 $args[] = $post_title; 803 } 804 805 if ( ! empty( $content ) ) { 806 $query .= ' AND post_content = %s'; 807 $args[] = $post_content; 808 } 809 810 if ( ! empty( $type ) ) { 811 $query .= ' AND post_type = %s'; 812 $args[] = $post_type; 813 } 814 815 if ( ! empty( $status ) ) { 816 $query .= ' AND post_status = %s'; 817 $args[] = $post_status; 818 } 819 820 if ( ! empty( $args ) ) { 821 return (int) $wpdb->get_var( $wpdb->prepare( $query, $args ) ); 822 } 823 824 return 0; 825 } 826 827 /** 828 * Creates a new post from the "Write Post" form using `$_POST` information. 829 * 830 * @since 2.1.0 831 * 832 * @global WP_User $current_user 833 * 834 * @return int|WP_Error Post ID on success, WP_Error on failure. 835 */ 836 function wp_write_post() { 837 if ( isset( $_POST['post_type'] ) ) { 838 $ptype = get_post_type_object( $_POST['post_type'] ); 839 } else { 840 $ptype = get_post_type_object( 'post' ); 841 } 842 843 if ( ! current_user_can( $ptype->cap->edit_posts ) ) { 844 if ( 'page' === $ptype->name ) { 845 return new WP_Error( 'edit_pages', __( 'Sorry, you are not allowed to create pages on this site.' ) ); 846 } else { 847 return new WP_Error( 'edit_posts', __( 'Sorry, you are not allowed to create posts or drafts on this site.' ) ); 848 } 849 } 850 851 $_POST['post_mime_type'] = ''; 852 853 // Clear out any data in internal vars. 854 unset( $_POST['filter'] ); 855 856 // Edit, don't write, if we have a post ID. 857 if ( isset( $_POST['post_ID'] ) ) { 858 return edit_post(); 859 } 860 861 if ( isset( $_POST['visibility'] ) ) { 862 switch ( $_POST['visibility'] ) { 863 case 'public': 864 $_POST['post_password'] = ''; 865 break; 866 case 'password': 867 unset( $_POST['sticky'] ); 868 break; 869 case 'private': 870 $_POST['post_status'] = 'private'; 871 $_POST['post_password'] = ''; 872 unset( $_POST['sticky'] ); 873 break; 874 } 875 } 876 877 $translated = _wp_translate_postdata( false ); 878 if ( is_wp_error( $translated ) ) { 879 return $translated; 880 } 881 $translated = _wp_get_allowed_postdata( $translated ); 882 883 // Create the post. 884 $post_ID = wp_insert_post( $translated ); 885 if ( is_wp_error( $post_ID ) ) { 886 return $post_ID; 887 } 888 889 if ( empty( $post_ID ) ) { 890 return 0; 891 } 892 893 add_meta( $post_ID ); 894 895 add_post_meta( $post_ID, '_edit_last', $GLOBALS['current_user']->ID ); 896 897 // Now that we have an ID we can fix any attachment anchor hrefs. 898 _fix_attachment_links( $post_ID ); 899 900 wp_set_post_lock( $post_ID ); 901 902 return $post_ID; 903 } 904 905 /** 906 * Calls wp_write_post() and handles the errors. 907 * 908 * @since 2.0.0 909 * 910 * @return int|void Post ID on success, void on failure. 911 */ 912 function write_post() { 913 $result = wp_write_post(); 914 if ( is_wp_error( $result ) ) { 915 wp_die( $result->get_error_message() ); 916 } else { 917 return $result; 918 } 919 } 920 921 // 922 // Post Meta. 923 // 924 925 /** 926 * Adds post meta data defined in the `$_POST` superglobal for a post with given ID. 927 * 928 * @since 1.2.0 929 * 930 * @param int $post_ID 931 * @return int|bool 932 */ 933 function add_meta( $post_ID ) { 934 $post_ID = (int) $post_ID; 935 936 $metakeyselect = isset( $_POST['metakeyselect'] ) ? wp_unslash( trim( $_POST['metakeyselect'] ) ) : ''; 937 $metakeyinput = isset( $_POST['metakeyinput'] ) ? wp_unslash( trim( $_POST['metakeyinput'] ) ) : ''; 938 $metavalue = isset( $_POST['metavalue'] ) ? $_POST['metavalue'] : ''; 939 if ( is_string( $metavalue ) ) { 940 $metavalue = trim( $metavalue ); 941 } 942 943 if ( ( ( '#NONE#' !== $metakeyselect ) && ! empty( $metakeyselect ) ) || ! empty( $metakeyinput ) ) { 944 /* 945 * We have a key/value pair. If both the select and the input 946 * for the key have data, the input takes precedence. 947 */ 948 if ( '#NONE#' !== $metakeyselect ) { 949 $metakey = $metakeyselect; 950 } 951 952 if ( $metakeyinput ) { 953 $metakey = $metakeyinput; // Default. 954 } 955 956 if ( is_protected_meta( $metakey, 'post' ) || ! current_user_can( 'add_post_meta', $post_ID, $metakey ) ) { 957 return false; 958 } 959 960 $metakey = wp_slash( $metakey ); 961 962 return add_post_meta( $post_ID, $metakey, $metavalue ); 963 } 964 965 return false; 966 } 967 968 /** 969 * Deletes post meta data by meta ID. 970 * 971 * @since 1.2.0 972 * 973 * @param int $mid 974 * @return bool 975 */ 976 function delete_meta( $mid ) { 977 return delete_metadata_by_mid( 'post', $mid ); 978 } 979 980 /** 981 * Returns a list of previously defined keys. 982 * 983 * @since 1.2.0 984 * 985 * @global wpdb $wpdb WordPress database abstraction object. 986 * 987 * @return string[] Array of meta key names. 988 */ 989 function get_meta_keys() { 990 global $wpdb; 991 992 $keys = $wpdb->get_col( 993 " 994 SELECT meta_key 995 FROM $wpdb->postmeta 996 GROUP BY meta_key 997 ORDER BY meta_key" 998 ); 999 1000 return $keys; 1001 } 1002 1003 /** 1004 * Returns post meta data by meta ID. 1005 * 1006 * @since 2.1.0 1007 * 1008 * @param int $mid 1009 * @return object|bool 1010 */ 1011 function get_post_meta_by_id( $mid ) { 1012 return get_metadata_by_mid( 'post', $mid ); 1013 } 1014 1015 /** 1016 * Returns meta data for the given post ID. 1017 * 1018 * @since 1.2.0 1019 * 1020 * @global wpdb $wpdb WordPress database abstraction object. 1021 * 1022 * @param int $postid A post ID. 1023 * @return array[] { 1024 * Array of meta data arrays for the given post ID. 1025 * 1026 * @type array ...$0 { 1027 * Associative array of meta data. 1028 * 1029 * @type string $meta_key Meta key. 1030 * @type mixed $meta_value Meta value. 1031 * @type string $meta_id Meta ID as a numeric string. 1032 * @type string $post_id Post ID as a numeric string. 1033 * } 1034 * } 1035 */ 1036 function has_meta( $postid ) { 1037 global $wpdb; 1038 1039 return $wpdb->get_results( 1040 $wpdb->prepare( 1041 "SELECT meta_key, meta_value, meta_id, post_id 1042 FROM $wpdb->postmeta WHERE post_id = %d 1043 ORDER BY meta_key,meta_id", 1044 $postid 1045 ), 1046 ARRAY_A 1047 ); 1048 } 1049 1050 /** 1051 * Updates post meta data by meta ID. 1052 * 1053 * @since 1.2.0 1054 * 1055 * @param int $meta_id Meta ID. 1056 * @param string $meta_key Meta key. Expect slashed. 1057 * @param string $meta_value Meta value. Expect slashed. 1058 * @return bool 1059 */ 1060 function update_meta( $meta_id, $meta_key, $meta_value ) { 1061 $meta_key = wp_unslash( $meta_key ); 1062 $meta_value = wp_unslash( $meta_value ); 1063 1064 return update_metadata_by_mid( 'post', $meta_id, $meta_value, $meta_key ); 1065 } 1066 1067 // 1068 // Private. 1069 // 1070 1071 /** 1072 * Replaces hrefs of attachment anchors with up-to-date permalinks. 1073 * 1074 * @since 2.3.0 1075 * @access private 1076 * 1077 * @param int|object $post Post ID or post object. 1078 * @return void|int|WP_Error Void if nothing fixed. 0 or WP_Error on update failure. The post ID on update success. 1079 */ 1080 function _fix_attachment_links( $post ) { 1081 $post = get_post( $post, ARRAY_A ); 1082 $content = $post['post_content']; 1083 1084 // Don't run if no pretty permalinks or post is not published, scheduled, or privately published. 1085 if ( ! get_option( 'permalink_structure' ) || ! in_array( $post['post_status'], array( 'publish', 'future', 'private' ), true ) ) { 1086 return; 1087 } 1088 1089 // Short if there aren't any links or no '?attachment_id=' strings (strpos cannot be zero). 1090 if ( ! strpos( $content, '?attachment_id=' ) || ! preg_match_all( '/<a ([^>]+)>[\s\S]+?<\/a>/', $content, $link_matches ) ) { 1091 return; 1092 } 1093 1094 $site_url = get_bloginfo( 'url' ); 1095 $site_url = substr( $site_url, (int) strpos( $site_url, '://' ) ); // Remove the http(s). 1096 $replace = ''; 1097 1098 foreach ( $link_matches[1] as $key => $value ) { 1099 if ( ! strpos( $value, '?attachment_id=' ) || ! strpos( $value, 'wp-att-' ) 1100 || ! preg_match( '/href=(["\'])[^"\']*\?attachment_id=(\d+)[^"\']*\\1/', $value, $url_match ) 1101 || ! preg_match( '/rel=["\'][^"\']*wp-att-(\d+)/', $value, $rel_match ) ) { 1102 continue; 1103 } 1104 1105 $quote = $url_match[1]; // The quote (single or double). 1106 $url_id = (int) $url_match[2]; 1107 $rel_id = (int) $rel_match[1]; 1108 1109 if ( ! $url_id || ! $rel_id || $url_id != $rel_id || strpos( $url_match[0], $site_url ) === false ) { 1110 continue; 1111 } 1112 1113 $link = $link_matches[0][ $key ]; 1114 $replace = str_replace( $url_match[0], 'href=' . $quote . get_attachment_link( $url_id ) . $quote, $link ); 1115 1116 $content = str_replace( $link, $replace, $content ); 1117 } 1118 1119 if ( $replace ) { 1120 $post['post_content'] = $content; 1121 // Escape data pulled from DB. 1122 $post = add_magic_quotes( $post ); 1123 1124 return wp_update_post( $post ); 1125 } 1126 } 1127 1128 /** 1129 * Returns all the possible statuses for a post type. 1130 * 1131 * @since 2.5.0 1132 * 1133 * @param string $type The post_type you want the statuses for. Default 'post'. 1134 * @return string[] An array of all the statuses for the supplied post type. 1135 */ 1136 function get_available_post_statuses( $type = 'post' ) { 1137 $stati = wp_count_posts( $type ); 1138 1139 return array_keys( get_object_vars( $stati ) ); 1140 } 1141 1142 /** 1143 * Runs the query to fetch the posts for listing on the edit posts page. 1144 * 1145 * @since 2.5.0 1146 * 1147 * @param array|false $q Optional. Array of query variables to use to build the query. 1148 * Defaults to the `$_GET` superglobal. 1149 * @return array 1150 */ 1151 function wp_edit_posts_query( $q = false ) { 1152 if ( false === $q ) { 1153 $q = $_GET; 1154 } 1155 $q['m'] = isset( $q['m'] ) ? (int) $q['m'] : 0; 1156 $q['cat'] = isset( $q['cat'] ) ? (int) $q['cat'] : 0; 1157 $post_stati = get_post_stati(); 1158 1159 if ( isset( $q['post_type'] ) && in_array( $q['post_type'], get_post_types(), true ) ) { 1160 $post_type = $q['post_type']; 1161 } else { 1162 $post_type = 'post'; 1163 } 1164 1165 $avail_post_stati = get_available_post_statuses( $post_type ); 1166 $post_status = ''; 1167 $perm = ''; 1168 1169 if ( isset( $q['post_status'] ) && in_array( $q['post_status'], $post_stati, true ) ) { 1170 $post_status = $q['post_status']; 1171 $perm = 'readable'; 1172 } 1173 1174 $orderby = ''; 1175 1176 if ( isset( $q['orderby'] ) ) { 1177 $orderby = $q['orderby']; 1178 } elseif ( isset( $q['post_status'] ) && in_array( $q['post_status'], array( 'pending', 'draft' ), true ) ) { 1179 $orderby = 'modified'; 1180 } 1181 1182 $order = ''; 1183 1184 if ( isset( $q['order'] ) ) { 1185 $order = $q['order']; 1186 } elseif ( isset( $q['post_status'] ) && 'pending' === $q['post_status'] ) { 1187 $order = 'ASC'; 1188 } 1189 1190 $per_page = "edit_{$post_type}_per_page"; 1191 $posts_per_page = (int) get_user_option( $per_page ); 1192 if ( empty( $posts_per_page ) || $posts_per_page < 1 ) { 1193 $posts_per_page = 20; 1194 } 1195 1196 /** 1197 * Filters the number of items per page to show for a specific 'per_page' type. 1198 * 1199 * The dynamic portion of the hook name, `$post_type`, refers to the post type. 1200 * 1201 * Possible hook names include: 1202 * 1203 * - `edit_post_per_page` 1204 * - `edit_page_per_page` 1205 * - `edit_attachment_per_page` 1206 * 1207 * @since 3.0.0 1208 * 1209 * @param int $posts_per_page Number of posts to display per page for the given post 1210 * type. Default 20. 1211 */ 1212 $posts_per_page = apply_filters( "edit_{$post_type}_per_page", $posts_per_page ); 1213 1214 /** 1215 * Filters the number of posts displayed per page when specifically listing "posts". 1216 * 1217 * @since 2.8.0 1218 * 1219 * @param int $posts_per_page Number of posts to be displayed. Default 20. 1220 * @param string $post_type The post type. 1221 */ 1222 $posts_per_page = apply_filters( 'edit_posts_per_page', $posts_per_page, $post_type ); 1223 1224 $query = compact( 'post_type', 'post_status', 'perm', 'order', 'orderby', 'posts_per_page' ); 1225 1226 // Hierarchical types require special args. 1227 if ( is_post_type_hierarchical( $post_type ) && empty( $orderby ) ) { 1228 $query['orderby'] = 'menu_order title'; 1229 $query['order'] = 'asc'; 1230 $query['posts_per_page'] = -1; 1231 $query['posts_per_archive_page'] = -1; 1232 $query['fields'] = 'id=>parent'; 1233 } 1234 1235 if ( ! empty( $q['show_sticky'] ) ) { 1236 $query['post__in'] = (array) get_option( 'sticky_posts' ); 1237 } 1238 1239 wp( $query ); 1240 1241 return $avail_post_stati; 1242 } 1243 1244 /** 1245 * Returns the query variables for the current attachments request. 1246 * 1247 * @since 4.2.0 1248 * 1249 * @param array|false $q Optional. Array of query variables to use to build the query. 1250 * Defaults to the `$_GET` superglobal. 1251 * @return array The parsed query vars. 1252 */ 1253 function wp_edit_attachments_query_vars( $q = false ) { 1254 if ( false === $q ) { 1255 $q = $_GET; 1256 } 1257 $q['m'] = isset( $q['m'] ) ? (int) $q['m'] : 0; 1258 $q['cat'] = isset( $q['cat'] ) ? (int) $q['cat'] : 0; 1259 $q['post_type'] = 'attachment'; 1260 $post_type = get_post_type_object( 'attachment' ); 1261 $states = 'inherit'; 1262 if ( current_user_can( $post_type->cap->read_private_posts ) ) { 1263 $states .= ',private'; 1264 } 1265 1266 $q['post_status'] = isset( $q['status'] ) && 'trash' === $q['status'] ? 'trash' : $states; 1267 $q['post_status'] = isset( $q['attachment-filter'] ) && 'trash' === $q['attachment-filter'] ? 'trash' : $states; 1268 1269 $media_per_page = (int) get_user_option( 'upload_per_page' ); 1270 if ( empty( $media_per_page ) || $media_per_page < 1 ) { 1271 $media_per_page = 20; 1272 } 1273 1274 /** 1275 * Filters the number of items to list per page when listing media items. 1276 * 1277 * @since 2.9.0 1278 * 1279 * @param int $media_per_page Number of media to list. Default 20. 1280 */ 1281 $q['posts_per_page'] = apply_filters( 'upload_per_page', $media_per_page ); 1282 1283 $post_mime_types = get_post_mime_types(); 1284 if ( isset( $q['post_mime_type'] ) && ! array_intersect( (array) $q['post_mime_type'], array_keys( $post_mime_types ) ) ) { 1285 unset( $q['post_mime_type'] ); 1286 } 1287 1288 foreach ( array_keys( $post_mime_types ) as $type ) { 1289 if ( isset( $q['attachment-filter'] ) && "post_mime_type:$type" === $q['attachment-filter'] ) { 1290 $q['post_mime_type'] = $type; 1291 break; 1292 } 1293 } 1294 1295 if ( isset( $q['detached'] ) || ( isset( $q['attachment-filter'] ) && 'detached' === $q['attachment-filter'] ) ) { 1296 $q['post_parent'] = 0; 1297 } 1298 1299 if ( isset( $q['mine'] ) || ( isset( $q['attachment-filter'] ) && 'mine' === $q['attachment-filter'] ) ) { 1300 $q['author'] = get_current_user_id(); 1301 } 1302 1303 // Filter query clauses to include filenames. 1304 if ( isset( $q['s'] ) ) { 1305 add_filter( 'posts_clauses', '_filter_query_attachment_filenames' ); 1306 } 1307 1308 return $q; 1309 } 1310 1311 /** 1312 * Executes a query for attachments. An array of WP_Query arguments 1313 * can be passed in, which will override the arguments set by this function. 1314 * 1315 * @since 2.5.0 1316 * 1317 * @param array|false $q Optional. Array of query variables to use to build the query. 1318 * Defaults to the `$_GET` superglobal. 1319 * @return array 1320 */ 1321 function wp_edit_attachments_query( $q = false ) { 1322 wp( wp_edit_attachments_query_vars( $q ) ); 1323 1324 $post_mime_types = get_post_mime_types(); 1325 $avail_post_mime_types = get_available_post_mime_types( 'attachment' ); 1326 1327 return array( $post_mime_types, $avail_post_mime_types ); 1328 } 1329 1330 /** 1331 * Returns the list of classes to be used by a meta box. 1332 * 1333 * @since 2.5.0 1334 * 1335 * @param string $box_id Meta box ID (used in the 'id' attribute for the meta box). 1336 * @param string $screen_id The screen on which the meta box is shown. 1337 * @return string Space-separated string of class names. 1338 */ 1339 function postbox_classes( $box_id, $screen_id ) { 1340 if ( isset( $_GET['edit'] ) && $_GET['edit'] == $box_id ) { 1341 $classes = array( '' ); 1342 } elseif ( get_user_option( 'closedpostboxes_' . $screen_id ) ) { 1343 $closed = get_user_option( 'closedpostboxes_' . $screen_id ); 1344 if ( ! is_array( $closed ) ) { 1345 $classes = array( '' ); 1346 } else { 1347 $classes = in_array( $box_id, $closed, true ) ? array( 'closed' ) : array( '' ); 1348 } 1349 } else { 1350 $classes = array( '' ); 1351 } 1352 1353 /** 1354 * Filters the postbox classes for a specific screen and box ID combo. 1355 * 1356 * The dynamic portions of the hook name, `$screen_id` and `$box_id`, refer to 1357 * the screen ID and meta box ID, respectively. 1358 * 1359 * @since 3.2.0 1360 * 1361 * @param string[] $classes An array of postbox classes. 1362 */ 1363 $classes = apply_filters( "postbox_classes_{$screen_id}_{$box_id}", $classes ); 1364 1365 return implode( ' ', $classes ); 1366 } 1367 1368 /** 1369 * Returns a sample permalink based on the post name. 1370 * 1371 * @since 2.5.0 1372 * 1373 * @param int|WP_Post $id Post ID or post object. 1374 * @param string|null $title Optional. Title to override the post's current title 1375 * when generating the post name. Default null. 1376 * @param string|null $name Optional. Name to override the post name. Default null. 1377 * @return array { 1378 * Array containing the sample permalink with placeholder for the post name, and the post name. 1379 * 1380 * @type string $0 The permalink with placeholder for the post name. 1381 * @type string $1 The post name. 1382 * } 1383 */ 1384 function get_sample_permalink( $id, $title = null, $name = null ) { 1385 $post = get_post( $id ); 1386 if ( ! $post ) { 1387 return array( '', '' ); 1388 } 1389 1390 $ptype = get_post_type_object( $post->post_type ); 1391 1392 $original_status = $post->post_status; 1393 $original_date = $post->post_date; 1394 $original_name = $post->post_name; 1395 1396 // Hack: get_permalink() would return plain permalink for drafts, so we will fake that our post is published. 1397 if ( in_array( $post->post_status, array( 'draft', 'pending', 'future' ), true ) ) { 1398 $post->post_status = 'publish'; 1399 $post->post_name = sanitize_title( $post->post_name ? $post->post_name : $post->post_title, $post->ID ); 1400 } 1401 1402 // If the user wants to set a new name -- override the current one. 1403 // Note: if empty name is supplied -- use the title instead, see #6072. 1404 if ( ! is_null( $name ) ) { 1405 $post->post_name = sanitize_title( $name ? $name : $title, $post->ID ); 1406 } 1407 1408 $post->post_name = wp_unique_post_slug( $post->post_name, $post->ID, $post->post_status, $post->post_type, $post->post_parent ); 1409 1410 $post->filter = 'sample'; 1411 1412 $permalink = get_permalink( $post, true ); 1413 1414 // Replace custom post_type token with generic pagename token for ease of use. 1415 $permalink = str_replace( "%$post->post_type%", '%pagename%', $permalink ); 1416 1417 // Handle page hierarchy. 1418 if ( $ptype->hierarchical ) { 1419 $uri = get_page_uri( $post ); 1420 if ( $uri ) { 1421 $uri = untrailingslashit( $uri ); 1422 $uri = strrev( stristr( strrev( $uri ), '/' ) ); 1423 $uri = untrailingslashit( $uri ); 1424 } 1425 1426 /** This filter is documented in wp-admin/edit-tag-form.php */ 1427 $uri = apply_filters( 'editable_slug', $uri, $post ); 1428 if ( ! empty( $uri ) ) { 1429 $uri .= '/'; 1430 } 1431 $permalink = str_replace( '%pagename%', "{$uri}%pagename%", $permalink ); 1432 } 1433 1434 /** This filter is documented in wp-admin/edit-tag-form.php */ 1435 $permalink = array( $permalink, apply_filters( 'editable_slug', $post->post_name, $post ) ); 1436 $post->post_status = $original_status; 1437 $post->post_date = $original_date; 1438 $post->post_name = $original_name; 1439 unset( $post->filter ); 1440 1441 /** 1442 * Filters the sample permalink. 1443 * 1444 * @since 4.4.0 1445 * 1446 * @param array $permalink { 1447 * Array containing the sample permalink with placeholder for the post name, and the post name. 1448 * 1449 * @type string $0 The permalink with placeholder for the post name. 1450 * @type string $1 The post name. 1451 * } 1452 * @param int $post_id Post ID. 1453 * @param string $title Post title. 1454 * @param string $name Post name (slug). 1455 * @param WP_Post $post Post object. 1456 */ 1457 return apply_filters( 'get_sample_permalink', $permalink, $post->ID, $title, $name, $post ); 1458 } 1459 1460 /** 1461 * Returns the HTML of the sample permalink slug editor. 1462 * 1463 * @since 2.5.0 1464 * 1465 * @param int|WP_Post $id Post ID or post object. 1466 * @param string|null $new_title Optional. New title. Default null. 1467 * @param string|null $new_slug Optional. New slug. Default null. 1468 * @return string The HTML of the sample permalink slug editor. 1469 */ 1470 function get_sample_permalink_html( $id, $new_title = null, $new_slug = null ) { 1471 $post = get_post( $id ); 1472 if ( ! $post ) { 1473 return ''; 1474 } 1475 1476 list($permalink, $post_name) = get_sample_permalink( $post->ID, $new_title, $new_slug ); 1477 1478 $view_link = false; 1479 $preview_target = ''; 1480 1481 if ( current_user_can( 'read_post', $post->ID ) ) { 1482 if ( 'draft' === $post->post_status || empty( $post->post_name ) ) { 1483 $view_link = get_preview_post_link( $post ); 1484 $preview_target = " target='wp-preview-{$post->ID}'"; 1485 } else { 1486 if ( 'publish' === $post->post_status || 'attachment' === $post->post_type ) { 1487 $view_link = get_permalink( $post ); 1488 } else { 1489 // Allow non-published (private, future) to be viewed at a pretty permalink, in case $post->post_name is set. 1490 $view_link = str_replace( array( '%pagename%', '%postname%' ), $post->post_name, $permalink ); 1491 } 1492 } 1493 } 1494 1495 // Permalinks without a post/page name placeholder don't have anything to edit. 1496 if ( false === strpos( $permalink, '%postname%' ) && false === strpos( $permalink, '%pagename%' ) ) { 1497 $return = '<strong>' . __( 'Permalink:' ) . "</strong>\n"; 1498 1499 if ( false !== $view_link ) { 1500 $display_link = urldecode( $view_link ); 1501 $return .= '<a id="sample-permalink" href="' . esc_url( $view_link ) . '"' . $preview_target . '>' . esc_html( $display_link ) . "</a>\n"; 1502 } else { 1503 $return .= '<span id="sample-permalink">' . $permalink . "</span>\n"; 1504 } 1505 1506 // Encourage a pretty permalink setting. 1507 if ( ! get_option( 'permalink_structure' ) && current_user_can( 'manage_options' ) 1508 && ! ( 'page' === get_option( 'show_on_front' ) && get_option( 'page_on_front' ) == $id ) 1509 ) { 1510 $return .= '<span id="change-permalinks"><a href="options-permalink.php" class="button button-small">' . __( 'Change Permalink Structure' ) . "</a></span>\n"; 1511 } 1512 } else { 1513 if ( mb_strlen( $post_name ) > 34 ) { 1514 $post_name_abridged = mb_substr( $post_name, 0, 16 ) . '…' . mb_substr( $post_name, -16 ); 1515 } else { 1516 $post_name_abridged = $post_name; 1517 } 1518 1519 $post_name_html = '<span id="editable-post-name">' . esc_html( $post_name_abridged ) . '</span>'; 1520 $display_link = str_replace( array( '%pagename%', '%postname%' ), $post_name_html, esc_html( urldecode( $permalink ) ) ); 1521 1522 $return = '<strong>' . __( 'Permalink:' ) . "</strong>\n"; 1523 $return .= '<span id="sample-permalink"><a href="' . esc_url( $view_link ) . '"' . $preview_target . '>' . $display_link . "</a></span>\n"; 1524 $return .= '‎'; // Fix bi-directional text display defect in RTL languages. 1525 $return .= '<span id="edit-slug-buttons"><button type="button" class="edit-slug button button-small hide-if-no-js" aria-label="' . __( 'Edit permalink' ) . '">' . __( 'Edit' ) . "</button></span>\n"; 1526 $return .= '<span id="editable-post-name-full">' . esc_html( $post_name ) . "</span>\n"; 1527 } 1528 1529 /** 1530 * Filters the sample permalink HTML markup. 1531 * 1532 * @since 2.9.0 1533 * @since 4.4.0 Added `$post` parameter. 1534 * 1535 * @param string $return Sample permalink HTML markup. 1536 * @param int $post_id Post ID. 1537 * @param string $new_title New sample permalink title. 1538 * @param string $new_slug New sample permalink slug. 1539 * @param WP_Post $post Post object. 1540 */ 1541 $return = apply_filters( 'get_sample_permalink_html', $return, $post->ID, $new_title, $new_slug, $post ); 1542 1543 return $return; 1544 } 1545 1546 /** 1547 * Returns HTML for the post thumbnail meta box. 1548 * 1549 * @since 2.9.0 1550 * 1551 * @param int|null $thumbnail_id Optional. Thumbnail attachment ID. Default null. 1552 * @param int|WP_Post|null $post Optional. The post ID or object associated 1553 * with the thumbnail. Defaults to global $post. 1554 * @return string The post thumbnail HTML. 1555 */ 1556 function _wp_post_thumbnail_html( $thumbnail_id = null, $post = null ) { 1557 $_wp_additional_image_sizes = wp_get_additional_image_sizes(); 1558 1559 $post = get_post( $post ); 1560 $post_type_object = get_post_type_object( $post->post_type ); 1561 $set_thumbnail_link = '<p class="hide-if-no-js"><a href="%s" id="set-post-thumbnail"%s class="thickbox">%s</a></p>'; 1562 $upload_iframe_src = get_upload_iframe_src( 'image', $post->ID ); 1563 1564 $content = sprintf( 1565 $set_thumbnail_link, 1566 esc_url( $upload_iframe_src ), 1567 '', // Empty when there's no featured image set, `aria-describedby` attribute otherwise. 1568 esc_html( $post_type_object->labels->set_featured_image ) 1569 ); 1570 1571 if ( $thumbnail_id && get_post( $thumbnail_id ) ) { 1572 $size = isset( $_wp_additional_image_sizes['post-thumbnail'] ) ? 'post-thumbnail' : array( 266, 266 ); 1573 1574 /** 1575 * Filters the size used to display the post thumbnail image in the 'Featured image' meta box. 1576 * 1577 * Note: When a theme adds 'post-thumbnail' support, a special 'post-thumbnail' 1578 * image size is registered, which differs from the 'thumbnail' image size 1579 * managed via the Settings > Media screen. 1580 * 1581 * @since 4.4.0 1582 * 1583 * @param string|int[] $size Requested image size. Can be any registered image size name, or 1584 * an array of width and height values in pixels (in that order). 1585 * @param int $thumbnail_id Post thumbnail attachment ID. 1586 * @param WP_Post $post The post object associated with the thumbnail. 1587 */ 1588 $size = apply_filters( 'admin_post_thumbnail_size', $size, $thumbnail_id, $post ); 1589 1590 $thumbnail_html = wp_get_attachment_image( $thumbnail_id, $size ); 1591 1592 if ( ! empty( $thumbnail_html ) ) { 1593 $content = sprintf( 1594 $set_thumbnail_link, 1595 esc_url( $upload_iframe_src ), 1596 ' aria-describedby="set-post-thumbnail-desc"', 1597 $thumbnail_html 1598 ); 1599 $content .= '<p class="hide-if-no-js howto" id="set-post-thumbnail-desc">' . __( 'Click the image to edit or update' ) . '</p>'; 1600 $content .= '<p class="hide-if-no-js"><a href="#" id="remove-post-thumbnail">' . esc_html( $post_type_object->labels->remove_featured_image ) . '</a></p>'; 1601 } 1602 } 1603 1604 $content .= '<input type="hidden" id="_thumbnail_id" name="_thumbnail_id" value="' . esc_attr( $thumbnail_id ? $thumbnail_id : '-1' ) . '" />'; 1605 1606 /** 1607 * Filters the admin post thumbnail HTML markup to return. 1608 * 1609 * @since 2.9.0 1610 * @since 3.5.0 Added the `$post_id` parameter. 1611 * @since 4.6.0 Added the `$thumbnail_id` parameter. 1612 * 1613 * @param string $content Admin post thumbnail HTML markup. 1614 * @param int $post_id Post ID. 1615 * @param int|null $thumbnail_id Thumbnail attachment ID, or null if there isn't one. 1616 */ 1617 return apply_filters( 'admin_post_thumbnail_html', $content, $post->ID, $thumbnail_id ); 1618 } 1619 1620 /** 1621 * Determines whether the post is currently being edited by another user. 1622 * 1623 * @since 2.5.0 1624 * 1625 * @param int|WP_Post $post_id ID or object of the post to check for editing. 1626 * @return int|false ID of the user with lock. False if the post does not exist, post is not locked, 1627 * the user with lock does not exist, or the post is locked by current user. 1628 */ 1629 function wp_check_post_lock( $post_id ) { 1630 $post = get_post( $post_id ); 1631 if ( ! $post ) { 1632 return false; 1633 } 1634 1635 $lock = get_post_meta( $post->ID, '_edit_lock', true ); 1636 if ( ! $lock ) { 1637 return false; 1638 } 1639 1640 $lock = explode( ':', $lock ); 1641 $time = $lock[0]; 1642 $user = isset( $lock[1] ) ? $lock[1] : get_post_meta( $post->ID, '_edit_last', true ); 1643 1644 if ( ! get_userdata( $user ) ) { 1645 return false; 1646 } 1647 1648 /** This filter is documented in wp-admin/includes/ajax-actions.php */ 1649 $time_window = apply_filters( 'wp_check_post_lock_window', 150 ); 1650 1651 if ( $time && $time > time() - $time_window && get_current_user_id() != $user ) { 1652 return $user; 1653 } 1654 1655 return false; 1656 } 1657 1658 /** 1659 * Marks the post as currently being edited by the current user. 1660 * 1661 * @since 2.5.0 1662 * 1663 * @param int|WP_Post $post_id ID or object of the post being edited. 1664 * @return array|false { 1665 * Array of the lock time and user ID. False if the post does not exist, or there 1666 * is no current user. 1667 * 1668 * @type int $0 The current time as a Unix timestamp. 1669 * @type int $1 The ID of the current user. 1670 * } 1671 */ 1672 function wp_set_post_lock( $post_id ) { 1673 $post = get_post( $post_id ); 1674 if ( ! $post ) { 1675 return false; 1676 } 1677 1678 $user_id = get_current_user_id(); 1679 if ( 0 == $user_id ) { 1680 return false; 1681 } 1682 1683 $now = time(); 1684 $lock = "$now:$user_id"; 1685 1686 update_post_meta( $post->ID, '_edit_lock', $lock ); 1687 1688 return array( $now, $user_id ); 1689 } 1690 1691 /** 1692 * Outputs the HTML for the notice to say that someone else is editing or has taken over editing of this post. 1693 * 1694 * @since 2.8.5 1695 */ 1696 function _admin_notice_post_locked() { 1697 $post = get_post(); 1698 if ( ! $post ) { 1699 return; 1700 } 1701 1702 $user = null; 1703 $user_id = wp_check_post_lock( $post->ID ); 1704 if ( $user_id ) { 1705 $user = get_userdata( $user_id ); 1706 } 1707 1708 if ( $user ) { 1709 /** 1710 * Filters whether to show the post locked dialog. 1711 * 1712 * Returning false from the filter will prevent the dialog from being displayed. 1713 * 1714 * @since 3.6.0 1715 * 1716 * @param bool $display Whether to display the dialog. Default true. 1717 * @param WP_Post $post Post object. 1718 * @param WP_User $user The user with the lock for the post. 1719 */ 1720 if ( ! apply_filters( 'show_post_locked_dialog', true, $post, $user ) ) { 1721 return; 1722 } 1723 1724 $locked = true; 1725 } else { 1726 $locked = false; 1727 } 1728 1729 $sendback = wp_get_referer(); 1730 if ( $locked && $sendback && false === strpos( $sendback, 'post.php' ) && false === strpos( $sendback, 'post-new.php' ) ) { 1731 1732 $sendback_text = __( 'Go back' ); 1733 } else { 1734 $sendback = admin_url( 'edit.php' ); 1735 1736 if ( 'post' !== $post->post_type ) { 1737 $sendback = add_query_arg( 'post_type', $post->post_type, $sendback ); 1738 } 1739 1740 $sendback_text = get_post_type_object( $post->post_type )->labels->all_items; 1741 } 1742 1743 $hidden = $locked ? '' : ' hidden'; 1744 1745 ?> 1746 <div id="post-lock-dialog" class="notification-dialog-wrap<?php echo $hidden; ?>"> 1747 <div class="notification-dialog-background"></div> 1748 <div class="notification-dialog"> 1749 <?php 1750 1751 if ( $locked ) { 1752 $query_args = array(); 1753 if ( get_post_type_object( $post->post_type )->public ) { 1754 if ( 'publish' === $post->post_status || $user->ID != $post->post_author ) { 1755 // Latest content is in autosave. 1756 $nonce = wp_create_nonce( 'post_preview_' . $post->ID ); 1757 $query_args['preview_id'] = $post->ID; 1758 $query_args['preview_nonce'] = $nonce; 1759 } 1760 } 1761 1762 $preview_link = get_preview_post_link( $post->ID, $query_args ); 1763 1764 /** 1765 * Filters whether to allow the post lock to be overridden. 1766 * 1767 * Returning false from the filter will disable the ability 1768 * to override the post lock. 1769 * 1770 * @since 3.6.0 1771 * 1772 * @param bool $override Whether to allow the post lock to be overridden. Default true. 1773 * @param WP_Post $post Post object. 1774 * @param WP_User $user The user with the lock for the post. 1775 */ 1776 $override = apply_filters( 'override_post_lock', true, $post, $user ); 1777 $tab_last = $override ? '' : ' wp-tab-last'; 1778 1779 ?> 1780 <div class="post-locked-message"> 1781 <div class="post-locked-avatar"><?php echo get_avatar( $user->ID, 64 ); ?></div> 1782 <p class="currently-editing wp-tab-first" tabindex="0"> 1783 <?php 1784 if ( $override ) { 1785 /* translators: %s: User's display name. */ 1786 printf( __( '%s is currently editing this post. Do you want to take over?' ), esc_html( $user->display_name ) ); 1787 } else { 1788 /* translators: %s: User's display name. */ 1789 printf( __( '%s is currently editing this post.' ), esc_html( $user->display_name ) ); 1790 } 1791 ?> 1792 </p> 1793 <?php 1794 /** 1795 * Fires inside the post locked dialog before the buttons are displayed. 1796 * 1797 * @since 3.6.0 1798 * @since 5.4.0 The $user parameter was added. 1799 * 1800 * @param WP_Post $post Post object. 1801 * @param WP_User $user The user with the lock for the post. 1802 */ 1803 do_action( 'post_locked_dialog', $post, $user ); 1804 ?> 1805 <p> 1806 <a class="button" href="<?php echo esc_url( $sendback ); ?>"><?php echo $sendback_text; ?></a> 1807 <?php if ( $preview_link ) { ?> 1808 <a class="button<?php echo $tab_last; ?>" href="<?php echo esc_url( $preview_link ); ?>"><?php _e( 'Preview' ); ?></a> 1809 <?php 1810 } 1811 1812 // Allow plugins to prevent some users overriding the post lock. 1813 if ( $override ) { 1814 ?> 1815 <a class="button button-primary wp-tab-last" href="<?php echo esc_url( add_query_arg( 'get-post-lock', '1', wp_nonce_url( get_edit_post_link( $post->ID, 'url' ), 'lock-post_' . $post->ID ) ) ); ?>"><?php _e( 'Take over' ); ?></a> 1816 <?php 1817 } 1818 1819 ?> 1820 </p> 1821 </div> 1822 <?php 1823 } else { 1824 ?> 1825 <div class="post-taken-over"> 1826 <div class="post-locked-avatar"></div> 1827 <p class="wp-tab-first" tabindex="0"> 1828 <span class="currently-editing"></span><br /> 1829 <span class="locked-saving hidden"><img src="<?php echo esc_url( admin_url( 'images/spinner-2x.gif' ) ); ?>" width="16" height="16" alt="" /> <?php _e( 'Saving revision…' ); ?></span> 1830 <span class="locked-saved hidden"><?php _e( 'Your latest changes were saved as a revision.' ); ?></span> 1831 </p> 1832 <?php 1833 /** 1834 * Fires inside the dialog displayed when a user has lost the post lock. 1835 * 1836 * @since 3.6.0 1837 * 1838 * @param WP_Post $post Post object. 1839 */ 1840 do_action( 'post_lock_lost_dialog', $post ); 1841 ?> 1842 <p><a class="button button-primary wp-tab-last" href="<?php echo esc_url( $sendback ); ?>"><?php echo $sendback_text; ?></a></p> 1843 </div> 1844 <?php 1845 } 1846 1847 ?> 1848 </div> 1849 </div> 1850 <?php 1851 } 1852 1853 /** 1854 * Creates autosave data for the specified post from `$_POST` data. 1855 * 1856 * @since 2.6.0 1857 * 1858 * @param array|int $post_data Associative array containing the post data, or integer post ID. 1859 * If a numeric post ID is provided, will use the `$_POST` superglobal. 1860 * @return int|WP_Error The autosave revision ID. WP_Error or 0 on error. 1861 */ 1862 function wp_create_post_autosave( $post_data ) { 1863 if ( is_numeric( $post_data ) ) { 1864 $post_id = $post_data; 1865 $post_data = $_POST; 1866 } else { 1867 $post_id = (int) $post_data['post_ID']; 1868 } 1869 1870 $post_data = _wp_translate_postdata( true, $post_data ); 1871 if ( is_wp_error( $post_data ) ) { 1872 return $post_data; 1873 } 1874 $post_data = _wp_get_allowed_postdata( $post_data ); 1875 1876 $post_author = get_current_user_id(); 1877 1878 // Store one autosave per author. If there is already an autosave, overwrite it. 1879 $old_autosave = wp_get_post_autosave( $post_id, $post_author ); 1880 if ( $old_autosave ) { 1881 $new_autosave = _wp_post_revision_data( $post_data, true ); 1882 $new_autosave['ID'] = $old_autosave->ID; 1883 $new_autosave['post_author'] = $post_author; 1884 1885 $post = get_post( $post_id ); 1886 1887 // If the new autosave has the same content as the post, delete the autosave. 1888 $autosave_is_different = false; 1889 foreach ( array_intersect( array_keys( $new_autosave ), array_keys( _wp_post_revision_fields( $post ) ) ) as $field ) { 1890 if ( normalize_whitespace( $new_autosave[ $field ] ) !== normalize_whitespace( $post->$field ) ) { 1891 $autosave_is_different = true; 1892 break; 1893 } 1894 } 1895 1896 if ( ! $autosave_is_different ) { 1897 wp_delete_post_revision( $old_autosave->ID ); 1898 return 0; 1899 } 1900 1901 /** 1902 * Fires before an autosave is stored. 1903 * 1904 * @since 4.1.0 1905 * 1906 * @param array $new_autosave Post array - the autosave that is about to be saved. 1907 */ 1908 do_action( 'wp_creating_autosave', $new_autosave ); 1909 1910 return wp_update_post( $new_autosave ); 1911 } 1912 1913 // _wp_put_post_revision() expects unescaped. 1914 $post_data = wp_unslash( $post_data ); 1915 1916 // Otherwise create the new autosave as a special post revision. 1917 return _wp_put_post_revision( $post_data, true ); 1918 } 1919 1920 /** 1921 * Saves a draft or manually autosaves for the purpose of showing a post preview. 1922 * 1923 * @since 2.7.0 1924 * 1925 * @return string URL to redirect to show the preview. 1926 */ 1927 function post_preview() { 1928 1929 $post_ID = (int) $_POST['post_ID']; 1930 $_POST['ID'] = $post_ID; 1931 1932 $post = get_post( $post_ID ); 1933 if ( ! $post ) { 1934 wp_die( __( 'Sorry, you are not allowed to edit this post.' ) ); 1935 } 1936 1937 if ( ! current_user_can( 'edit_post', $post->ID ) ) { 1938 wp_die( __( 'Sorry, you are not allowed to edit this post.' ) ); 1939 } 1940 1941 $is_autosave = false; 1942 1943 if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() == $post->post_author 1944 && ( 'draft' === $post->post_status || 'auto-draft' === $post->post_status ) 1945 ) { 1946 $saved_post_id = edit_post(); 1947 } else { 1948 $is_autosave = true; 1949 1950 if ( isset( $_POST['post_status'] ) && 'auto-draft' === $_POST['post_status'] ) { 1951 $_POST['post_status'] = 'draft'; 1952 } 1953 1954 $saved_post_id = wp_create_post_autosave( $post->ID ); 1955 } 1956 1957 if ( is_wp_error( $saved_post_id ) ) { 1958 wp_die( $saved_post_id->get_error_message() ); 1959 } 1960 1961 $query_args = array(); 1962 1963 if ( $is_autosave && $saved_post_id ) { 1964 $query_args['preview_id'] = $post->ID; 1965 $query_args['preview_nonce'] = wp_create_nonce( 'post_preview_' . $post->ID ); 1966 1967 if ( isset( $_POST['post_format'] ) ) { 1968 $query_args['post_format'] = empty( $_POST['post_format'] ) ? 'standard' : sanitize_key( $_POST['post_format'] ); 1969 } 1970 1971 if ( isset( $_POST['_thumbnail_id'] ) ) { 1972 $query_args['_thumbnail_id'] = ( (int) $_POST['_thumbnail_id'] <= 0 ) ? '-1' : (int) $_POST['_thumbnail_id']; 1973 } 1974 } 1975 1976 return get_preview_post_link( $post, $query_args ); 1977 } 1978 1979 /** 1980 * Saves a post submitted with XHR. 1981 * 1982 * Intended for use with heartbeat and autosave.js 1983 * 1984 * @since 3.9.0 1985 * 1986 * @param array $post_data Associative array of the submitted post data. 1987 * @return mixed The value 0 or WP_Error on failure. The saved post ID on success. 1988 * The ID can be the draft post_id or the autosave revision post_id. 1989 */ 1990 function wp_autosave( $post_data ) { 1991 // Back-compat. 1992 if ( ! defined( 'DOING_AUTOSAVE' ) ) { 1993 define( 'DOING_AUTOSAVE', true ); 1994 } 1995 1996 $post_id = (int) $post_data['post_id']; 1997 $post_data['ID'] = $post_id; 1998 $post_data['post_ID'] = $post_id; 1999 2000 if ( false === wp_verify_nonce( $post_data['_wpnonce'], 'update-post_' . $post_id ) ) { 2001 return new WP_Error( 'invalid_nonce', __( 'Error while saving.' ) ); 2002 } 2003 2004 $post = get_post( $post_id ); 2005 2006 if ( ! current_user_can( 'edit_post', $post->ID ) ) { 2007 return new WP_Error( 'edit_posts', __( 'Sorry, you are not allowed to edit this item.' ) ); 2008 } 2009 2010 if ( 'auto-draft' === $post->post_status ) { 2011 $post_data['post_status'] = 'draft'; 2012 } 2013 2014 if ( 'page' !== $post_data['post_type'] && ! empty( $post_data['catslist'] ) ) { 2015 $post_data['post_category'] = explode( ',', $post_data['catslist'] ); 2016 } 2017 2018 if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() == $post->post_author 2019 && ( 'auto-draft' === $post->post_status || 'draft' === $post->post_status ) 2020 ) { 2021 // Drafts and auto-drafts are just overwritten by autosave for the same user if the post is not locked. 2022 return edit_post( wp_slash( $post_data ) ); 2023 } else { 2024 // Non-drafts or other users' drafts are not overwritten. 2025 // The autosave is stored in a special post revision for each user. 2026 return wp_create_post_autosave( wp_slash( $post_data ) ); 2027 } 2028 } 2029 2030 /** 2031 * Redirects to previous page. 2032 * 2033 * @since 2.7.0 2034 * 2035 * @param int $post_id Optional. Post ID. 2036 */ 2037 function redirect_post( $post_id = '' ) { 2038 if ( isset( $_POST['save'] ) || isset( $_POST['publish'] ) ) { 2039 $status = get_post_status( $post_id ); 2040 2041 if ( isset( $_POST['publish'] ) ) { 2042 switch ( $status ) { 2043 case 'pending': 2044 $message = 8; 2045 break; 2046 case 'future': 2047 $message = 9; 2048 break; 2049 default: 2050 $message = 6; 2051 } 2052 } else { 2053 $message = 'draft' === $status ? 10 : 1; 2054 } 2055 2056 $location = add_query_arg( 'message', $message, get_edit_post_link( $post_id, 'url' ) ); 2057 } elseif ( isset( $_POST['addmeta'] ) && $_POST['addmeta'] ) { 2058 $location = add_query_arg( 'message', 2, wp_get_referer() ); 2059 $location = explode( '#', $location ); 2060 $location = $location[0] . '#postcustom'; 2061 } elseif ( isset( $_POST['deletemeta'] ) && $_POST['deletemeta'] ) { 2062 $location = add_query_arg( 'message', 3, wp_get_referer() ); 2063 $location = explode( '#', $location ); 2064 $location = $location[0] . '#postcustom'; 2065 } else { 2066 $location = add_query_arg( 'message', 4, get_edit_post_link( $post_id, 'url' ) ); 2067 } 2068 2069 /** 2070 * Filters the post redirect destination URL. 2071 * 2072 * @since 2.9.0 2073 * 2074 * @param string $location The destination URL. 2075 * @param int $post_id The post ID. 2076 */ 2077 wp_redirect( apply_filters( 'redirect_post_location', $location, $post_id ) ); 2078 exit; 2079 } 2080 2081 /** 2082 * Sanitizes POST values from a checkbox taxonomy metabox. 2083 * 2084 * @since 5.1.0 2085 * 2086 * @param string $taxonomy The taxonomy name. 2087 * @param array $terms Raw term data from the 'tax_input' field. 2088 * @return int[] Array of sanitized term IDs. 2089 */ 2090 function taxonomy_meta_box_sanitize_cb_checkboxes( $taxonomy, $terms ) { 2091 return array_map( 'intval', $terms ); 2092 } 2093 2094 /** 2095 * Sanitizes POST values from an input taxonomy metabox. 2096 * 2097 * @since 5.1.0 2098 * 2099 * @param string $taxonomy The taxonomy name. 2100 * @param array|string $terms Raw term data from the 'tax_input' field. 2101 * @return array 2102 */ 2103 function taxonomy_meta_box_sanitize_cb_input( $taxonomy, $terms ) { 2104 /* 2105 * Assume that a 'tax_input' string is a comma-separated list of term names. 2106 * Some languages may use a character other than a comma as a delimiter, so we standardize on 2107 * commas before parsing the list. 2108 */ 2109 if ( ! is_array( $terms ) ) { 2110 $comma = _x( ',', 'tag delimiter' ); 2111 if ( ',' !== $comma ) { 2112 $terms = str_replace( $comma, ',', $terms ); 2113 } 2114 $terms = explode( ',', trim( $terms, " \n\t\r\0\x0B," ) ); 2115 } 2116 2117 $clean_terms = array(); 2118 foreach ( $terms as $term ) { 2119 // Empty terms are invalid input. 2120 if ( empty( $term ) ) { 2121 continue; 2122 } 2123 2124 $_term = get_terms( 2125 array( 2126 'taxonomy' => $taxonomy, 2127 'name' => $term, 2128 'fields' => 'ids', 2129 'hide_empty' => false, 2130 ) 2131 ); 2132 2133 if ( ! empty( $_term ) ) { 2134 $clean_terms[] = (int) $_term[0]; 2135 } else { 2136 // No existing term was found, so pass the string. A new term will be created. 2137 $clean_terms[] = $term; 2138 } 2139 } 2140 2141 return $clean_terms; 2142 } 2143 2144 /** 2145 * Returns whether the post can be edited in the block editor. 2146 * 2147 * @since 5.0.0 2148 * 2149 * @param int|WP_Post $post Post ID or WP_Post object. 2150 * @return bool Whether the post can be edited in the block editor. 2151 */ 2152 function use_block_editor_for_post( $post ) { 2153 $post = get_post( $post ); 2154 2155 if ( ! $post ) { 2156 return false; 2157 } 2158 2159 // We're in the meta box loader, so don't use the block editor. 2160 if ( isset( $_GET['meta-box-loader'] ) ) { 2161 check_admin_referer( 'meta-box-loader', 'meta-box-loader-nonce' ); 2162 return false; 2163 } 2164 2165 $use_block_editor = use_block_editor_for_post_type( $post->post_type ); 2166 2167 /** 2168 * Filters whether a post is able to be edited in the block editor. 2169 * 2170 * @since 5.0.0 2171 * 2172 * @param bool $use_block_editor Whether the post can be edited or not. 2173 * @param WP_Post $post The post being checked. 2174 */ 2175 return apply_filters( 'use_block_editor_for_post', $use_block_editor, $post ); 2176 } 2177 2178 /** 2179 * Returns whether a post type is compatible with the block editor. 2180 * 2181 * The block editor depends on the REST API, and if the post type is not shown in the 2182 * REST API, then it won't work with the block editor. 2183 * 2184 * @since 5.0.0 2185 * 2186 * @param string $post_type The post type. 2187 * @return bool Whether the post type can be edited with the block editor. 2188 */ 2189 function use_block_editor_for_post_type( $post_type ) { 2190 if ( ! post_type_exists( $post_type ) ) { 2191 return false; 2192 } 2193 2194 if ( ! post_type_supports( $post_type, 'editor' ) ) { 2195 return false; 2196 } 2197 2198 $post_type_object = get_post_type_object( $post_type ); 2199 if ( $post_type_object && ! $post_type_object->show_in_rest ) { 2200 return false; 2201 } 2202 2203 /** 2204 * Filters whether a post is able to be edited in the block editor. 2205 * 2206 * @since 5.0.0 2207 * 2208 * @param bool $use_block_editor Whether the post type can be edited or not. Default true. 2209 * @param string $post_type The post type being checked. 2210 */ 2211 return apply_filters( 'use_block_editor_for_post_type', true, $post_type ); 2212 } 2213 2214 /** 2215 * Prepares server-registered blocks for the block editor. 2216 * 2217 * Returns an associative array of registered block data keyed by block name. Data includes properties 2218 * of a block relevant for client registration. 2219 * 2220 * @since 5.0.0 2221 * 2222 * @return array An associative array of registered block data. 2223 */ 2224 function get_block_editor_server_block_settings() { 2225 $block_registry = WP_Block_Type_Registry::get_instance(); 2226 $blocks = array(); 2227 $fields_to_pick = array( 2228 'api_version' => 'apiVersion', 2229 'title' => 'title', 2230 'description' => 'description', 2231 'icon' => 'icon', 2232 'attributes' => 'attributes', 2233 'provides_context' => 'providesContext', 2234 'uses_context' => 'usesContext', 2235 'supports' => 'supports', 2236 'category' => 'category', 2237 'styles' => 'styles', 2238 'textdomain' => 'textdomain', 2239 'parent' => 'parent', 2240 'ancestor' => 'ancestor', 2241 'keywords' => 'keywords', 2242 'example' => 'example', 2243 'variations' => 'variations', 2244 ); 2245 2246 foreach ( $block_registry->get_all_registered() as $block_name => $block_type ) { 2247 foreach ( $fields_to_pick as $field => $key ) { 2248 if ( ! isset( $block_type->{ $field } ) ) { 2249 continue; 2250 } 2251 2252 if ( ! isset( $blocks[ $block_name ] ) ) { 2253 $blocks[ $block_name ] = array(); 2254 } 2255 2256 $blocks[ $block_name ][ $key ] = $block_type->{ $field }; 2257 } 2258 } 2259 2260 return $blocks; 2261 } 2262 2263 /** 2264 * Renders the meta boxes forms. 2265 * 2266 * @since 5.0.0 2267 */ 2268 function the_block_editor_meta_boxes() { 2269 global $post, $current_screen, $wp_meta_boxes; 2270 2271 // Handle meta box state. 2272 $_original_meta_boxes = $wp_meta_boxes; 2273 2274 /** 2275 * Fires right before the meta boxes are rendered. 2276 * 2277 * This allows for the filtering of meta box data, that should already be 2278 * present by this point. Do not use as a means of adding meta box data. 2279 * 2280 * @since 5.0.0 2281 * 2282 * @param array $wp_meta_boxes Global meta box state. 2283 */ 2284 $wp_meta_boxes = apply_filters( 'filter_block_editor_meta_boxes', $wp_meta_boxes ); 2285 $locations = array( 'side', 'normal', 'advanced' ); 2286 $priorities = array( 'high', 'sorted', 'core', 'default', 'low' ); 2287 2288 // Render meta boxes. 2289 ?> 2290 <form class="metabox-base-form"> 2291 <?php the_block_editor_meta_box_post_form_hidden_fields( $post ); ?> 2292 </form> 2293 <form id="toggle-custom-fields-form" method="post" action="<?php echo esc_url( admin_url( 'post.php' ) ); ?>"> 2294 <?php wp_nonce_field( 'toggle-custom-fields', 'toggle-custom-fields-nonce' ); ?> 2295 <input type="hidden" name="action" value="toggle-custom-fields" /> 2296 </form> 2297 <?php foreach ( $locations as $location ) : ?> 2298 <form class="metabox-location-<?php echo esc_attr( $location ); ?>" onsubmit="return false;"> 2299 <div id="poststuff" class="sidebar-open"> 2300 <div id="postbox-container-2" class="postbox-container"> 2301 <?php 2302 do_meta_boxes( 2303 $current_screen, 2304 $location, 2305 $post 2306 ); 2307 ?> 2308 </div> 2309 </div> 2310 </form> 2311 <?php endforeach; ?> 2312 <?php 2313 2314 $meta_boxes_per_location = array(); 2315 foreach ( $locations as $location ) { 2316 $meta_boxes_per_location[ $location ] = array(); 2317 2318 if ( ! isset( $wp_meta_boxes[ $current_screen->id ][ $location ] ) ) { 2319 continue; 2320 } 2321 2322 foreach ( $priorities as $priority ) { 2323 if ( ! isset( $wp_meta_boxes[ $current_screen->id ][ $location ][ $priority ] ) ) { 2324 continue; 2325 } 2326 2327 $meta_boxes = (array) $wp_meta_boxes[ $current_screen->id ][ $location ][ $priority ]; 2328 foreach ( $meta_boxes as $meta_box ) { 2329 if ( false == $meta_box || ! $meta_box['title'] ) { 2330 continue; 2331 } 2332 2333 // If a meta box is just here for back compat, don't show it in the block editor. 2334 if ( isset( $meta_box['args']['__back_compat_meta_box'] ) && $meta_box['args']['__back_compat_meta_box'] ) { 2335 continue; 2336 } 2337 2338 $meta_boxes_per_location[ $location ][] = array( 2339 'id' => $meta_box['id'], 2340 'title' => $meta_box['title'], 2341 ); 2342 } 2343 } 2344 } 2345 2346 /* 2347 * Sadly we probably cannot add this data directly into editor settings. 2348 * 2349 * Some meta boxes need `admin_head` to fire for meta box registry. 2350 * `admin_head` fires after `admin_enqueue_scripts`, which is where we create 2351 * our editor instance. 2352 */ 2353 $script = 'window._wpLoadBlockEditor.then( function() { 2354 wp.data.dispatch( \'core/edit-post\' ).setAvailableMetaBoxesPerLocation( ' . wp_json_encode( $meta_boxes_per_location ) . ' ); 2355 } );'; 2356 2357 wp_add_inline_script( 'wp-edit-post', $script ); 2358 2359 /* 2360 * When `wp-edit-post` is output in the `<head>`, the inline script needs to be manually printed. 2361 * Otherwise, meta boxes will not display because inline scripts for `wp-edit-post` 2362 * will not be printed again after this point. 2363 */ 2364 if ( wp_script_is( 'wp-edit-post', 'done' ) ) { 2365 printf( "<script type='text/javascript'>\n%s\n</script>\n", trim( $script ) ); 2366 } 2367 2368 /* 2369 * If the 'postcustom' meta box is enabled, then we need to perform 2370 * some extra initialization on it. 2371 */ 2372 $enable_custom_fields = (bool) get_user_meta( get_current_user_id(), 'enable_custom_fields', true ); 2373 2374 if ( $enable_custom_fields ) { 2375 $script = "( function( $ ) { 2376 if ( $('#postcustom').length ) { 2377 $( '#the-list' ).wpList( { 2378 addBefore: function( s ) { 2379 s.data += '&post_id=$post->ID'; 2380 return s; 2381 }, 2382 addAfter: function() { 2383 $('table#list-table').show(); 2384 } 2385 }); 2386 } 2387 } )( jQuery );"; 2388 wp_enqueue_script( 'wp-lists' ); 2389 wp_add_inline_script( 'wp-lists', $script ); 2390 } 2391 2392 // Reset meta box data. 2393 $wp_meta_boxes = $_original_meta_boxes; 2394 } 2395 2396 /** 2397 * Renders the hidden form required for the meta boxes form. 2398 * 2399 * @since 5.0.0 2400 * 2401 * @param WP_Post $post Current post object. 2402 */ 2403 function the_block_editor_meta_box_post_form_hidden_fields( $post ) { 2404 $form_extra = ''; 2405 if ( 'auto-draft' === $post->post_status ) { 2406 $form_extra .= "<input type='hidden' id='auto_draft' name='auto_draft' value='1' />"; 2407 } 2408 $form_action = 'editpost'; 2409 $nonce_action = 'update-post_' . $post->ID; 2410 $form_extra .= "<input type='hidden' id='post_ID' name='post_ID' value='" . esc_attr( $post->ID ) . "' />"; 2411 $referer = wp_get_referer(); 2412 $current_user = wp_get_current_user(); 2413 $user_id = $current_user->ID; 2414 wp_nonce_field( $nonce_action ); 2415 2416 /* 2417 * Some meta boxes hook into these actions to add hidden input fields in the classic post form. 2418 * For backward compatibility, we can capture the output from these actions, 2419 * and extract the hidden input fields. 2420 */ 2421 ob_start(); 2422 /** This filter is documented in wp-admin/edit-form-advanced.php */ 2423 do_action( 'edit_form_after_title', $post ); 2424 /** This filter is documented in wp-admin/edit-form-advanced.php */ 2425 do_action( 'edit_form_advanced', $post ); 2426 $classic_output = ob_get_clean(); 2427 2428 $classic_elements = wp_html_split( $classic_output ); 2429 $hidden_inputs = ''; 2430 foreach ( $classic_elements as $element ) { 2431 if ( 0 !== strpos( $element, '<input ' ) ) { 2432 continue; 2433 } 2434 2435 if ( preg_match( '/\stype=[\'"]hidden[\'"]\s/', $element ) ) { 2436 echo $element; 2437 } 2438 } 2439 ?> 2440 <input type="hidden" id="user-id" name="user_ID" value="<?php echo (int) $user_id; ?>" /> 2441 <input type="hidden" id="hiddenaction" name="action" value="<?php echo esc_attr( $form_action ); ?>" /> 2442 <input type="hidden" id="originalaction" name="originalaction" value="<?php echo esc_attr( $form_action ); ?>" /> 2443 <input type="hidden" id="post_type" name="post_type" value="<?php echo esc_attr( $post->post_type ); ?>" /> 2444 <input type="hidden" id="original_post_status" name="original_post_status" value="<?php echo esc_attr( $post->post_status ); ?>" /> 2445 <input type="hidden" id="referredby" name="referredby" value="<?php echo $referer ? esc_url( $referer ) : ''; ?>" /> 2446 2447 <?php 2448 if ( 'draft' !== get_post_status( $post ) ) { 2449 wp_original_referer_field( true, 'previous' ); 2450 } 2451 echo $form_extra; 2452 wp_nonce_field( 'meta-box-order', 'meta-box-order-nonce', false ); 2453 wp_nonce_field( 'closedpostboxes', 'closedpostboxesnonce', false ); 2454 // Permalink title nonce. 2455 wp_nonce_field( 'samplepermalink', 'samplepermalinknonce', false ); 2456 2457 /** 2458 * Adds hidden input fields to the meta box save form. 2459 * 2460 * Hook into this action to print `<input type="hidden" ... />` fields, which will be POSTed back to 2461 * the server when meta boxes are saved. 2462 * 2463 * @since 5.0.0 2464 * 2465 * @param WP_Post $post The post that is being edited. 2466 */ 2467 do_action( 'block_editor_meta_box_hidden_fields', $post ); 2468 } 2469 2470 /** 2471 * Disables block editor for wp_navigation type posts so they can be managed via the UI. 2472 * 2473 * @since 5.9.0 2474 * @access private 2475 * 2476 * @param bool $value Whether the CPT supports block editor or not. 2477 * @param string $post_type Post type. 2478 * @return bool Whether the block editor should be disabled or not. 2479 */ 2480 function _disable_block_editor_for_navigation_post_type( $value, $post_type ) { 2481 if ( 'wp_navigation' === $post_type ) { 2482 return false; 2483 } 2484 2485 return $value; 2486 } 2487 2488 /** 2489 * This callback disables the content editor for wp_navigation type posts. 2490 * Content editor cannot handle wp_navigation type posts correctly. 2491 * We cannot disable the "editor" feature in the wp_navigation's CPT definition 2492 * because it disables the ability to save navigation blocks via REST API. 2493 * 2494 * @since 5.9.0 2495 * @access private 2496 * 2497 * @param WP_Post $post An instance of WP_Post class. 2498 */ 2499 function _disable_content_editor_for_navigation_post_type( $post ) { 2500 $post_type = get_post_type( $post ); 2501 if ( 'wp_navigation' !== $post_type ) { 2502 return; 2503 } 2504 2505 remove_post_type_support( $post_type, 'editor' ); 2506 } 2507 2508 /** 2509 * This callback enables content editor for wp_navigation type posts. 2510 * We need to enable it back because we disable it to hide 2511 * the content editor for wp_navigation type posts. 2512 * 2513 * @since 5.9.0 2514 * @access private 2515 * 2516 * @see _disable_content_editor_for_navigation_post_type 2517 * 2518 * @param WP_Post $post An instance of WP_Post class. 2519 */ 2520 function _enable_content_editor_for_navigation_post_type( $post ) { 2521 $post_type = get_post_type( $post ); 2522 if ( 'wp_navigation' !== $post_type ) { 2523 return; 2524 } 2525 2526 add_post_type_support( $post_type, 'editor' ); 2527 }
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| Generated: Mon Jun 27 01:00:02 2022 | Cross-referenced by PHPXref 0.7.1 |