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1 <?php 2 3 /** 4 * Site/blog functions that work with the blogs table and related data. 5 * 6 * @package WordPress 7 * @subpackage Multisite 8 * @since MU (3.0.0) 9 */ 10 11 require_once ( ABSPATH . WPINC . '/ms-site.php' ); 12 require_once ( ABSPATH . WPINC . '/ms-network.php' ); 13 14 /** 15 * Update the last_updated field for the current site. 16 * 17 * @since MU (3.0.0) 18 */ 19 function wpmu_update_blogs_date() { 20 $site_id = get_current_blog_id(); 21 22 update_blog_details( $site_id, array( 'last_updated' => current_time( 'mysql', true ) ) ); 23 /** 24 * Fires after the blog details are updated. 25 * 26 * @since MU (3.0.0) 27 * 28 * @param int $blog_id Site ID. 29 */ 30 do_action( 'wpmu_blog_updated', $site_id ); 31 } 32 33 /** 34 * Get a full blog URL, given a blog id. 35 * 36 * @since MU (3.0.0) 37 * 38 * @param int $blog_id Blog ID 39 * @return string Full URL of the blog if found. Empty string if not. 40 */ 41 function get_blogaddress_by_id( $blog_id ) { 42 $bloginfo = get_site( (int) $blog_id ); 43 44 if ( empty( $bloginfo ) ) { 45 return ''; 46 } 47 48 $scheme = parse_url( $bloginfo->home, PHP_URL_SCHEME ); 49 $scheme = empty( $scheme ) ? 'http' : $scheme; 50 51 return esc_url( $scheme . '://' . $bloginfo->domain . $bloginfo->path ); 52 } 53 54 /** 55 * Get a full blog URL, given a blog name. 56 * 57 * @since MU (3.0.0) 58 * 59 * @param string $blogname The (subdomain or directory) name 60 * @return string 61 */ 62 function get_blogaddress_by_name( $blogname ) { 63 if ( is_subdomain_install() ) { 64 if ( 'main' === $blogname ) { 65 $blogname = 'www'; 66 } 67 $url = rtrim( network_home_url(), '/' ); 68 if ( ! empty( $blogname ) ) { 69 $url = preg_replace( '|^([^\.]+://)|', '$1}' . $blogname . '.', $url ); 70 } 71 } else { 72 $url = network_home_url( $blogname ); 73 } 74 return esc_url( $url . '/' ); 75 } 76 77 /** 78 * Retrieves a sites ID given its (subdomain or directory) slug. 79 * 80 * @since MU (3.0.0) 81 * @since 4.7.0 Converted to use `get_sites()`. 82 * 83 * @param string $slug A site's slug. 84 * @return int|null The site ID, or null if no site is found for the given slug. 85 */ 86 function get_id_from_blogname( $slug ) { 87 $current_network = get_network(); 88 $slug = trim( $slug, '/' ); 89 90 if ( is_subdomain_install() ) { 91 $domain = $slug . '.' . preg_replace( '|^www\.|', '', $current_network->domain ); 92 $path = $current_network->path; 93 } else { 94 $domain = $current_network->domain; 95 $path = $current_network->path . $slug . '/'; 96 } 97 98 $site_ids = get_sites( 99 array( 100 'number' => 1, 101 'fields' => 'ids', 102 'domain' => $domain, 103 'path' => $path, 104 'update_site_meta_cache' => false, 105 ) 106 ); 107 108 if ( empty( $site_ids ) ) { 109 return null; 110 } 111 112 return array_shift( $site_ids ); 113 } 114 115 /** 116 * Retrieve the details for a blog from the blogs table and blog options. 117 * 118 * @since MU (3.0.0) 119 * 120 * @global wpdb $wpdb WordPress database abstraction object. 121 * 122 * @param int|string|array $fields Optional. A blog ID, a blog slug, or an array of fields to query against. 123 * If not specified the current blog ID is used. 124 * @param bool $get_all Whether to retrieve all details or only the details in the blogs table. 125 * Default is true. 126 * @return WP_Site|false Blog details on success. False on failure. 127 */ 128 function get_blog_details( $fields = null, $get_all = true ) { 129 global $wpdb; 130 131 if ( is_array( $fields ) ) { 132 if ( isset( $fields['blog_id'] ) ) { 133 $blog_id = $fields['blog_id']; 134 } elseif ( isset( $fields['domain'] ) && isset( $fields['path'] ) ) { 135 $key = md5( $fields['domain'] . $fields['path'] ); 136 $blog = wp_cache_get( $key, 'blog-lookup' ); 137 if ( false !== $blog ) { 138 return $blog; 139 } 140 if ( substr( $fields['domain'], 0, 4 ) == 'www.' ) { 141 $nowww = substr( $fields['domain'], 4 ); 142 $blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain IN (%s,%s) AND path = %s ORDER BY CHAR_LENGTH(domain) DESC", $nowww, $fields['domain'], $fields['path'] ) ); 143 } else { 144 $blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s AND path = %s", $fields['domain'], $fields['path'] ) ); 145 } 146 if ( $blog ) { 147 wp_cache_set( $blog->blog_id . 'short', $blog, 'blog-details' ); 148 $blog_id = $blog->blog_id; 149 } else { 150 return false; 151 } 152 } elseif ( isset( $fields['domain'] ) && is_subdomain_install() ) { 153 $key = md5( $fields['domain'] ); 154 $blog = wp_cache_get( $key, 'blog-lookup' ); 155 if ( false !== $blog ) { 156 return $blog; 157 } 158 if ( substr( $fields['domain'], 0, 4 ) == 'www.' ) { 159 $nowww = substr( $fields['domain'], 4 ); 160 $blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain IN (%s,%s) ORDER BY CHAR_LENGTH(domain) DESC", $nowww, $fields['domain'] ) ); 161 } else { 162 $blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s", $fields['domain'] ) ); 163 } 164 if ( $blog ) { 165 wp_cache_set( $blog->blog_id . 'short', $blog, 'blog-details' ); 166 $blog_id = $blog->blog_id; 167 } else { 168 return false; 169 } 170 } else { 171 return false; 172 } 173 } else { 174 if ( ! $fields ) { 175 $blog_id = get_current_blog_id(); 176 } elseif ( ! is_numeric( $fields ) ) { 177 $blog_id = get_id_from_blogname( $fields ); 178 } else { 179 $blog_id = $fields; 180 } 181 } 182 183 $blog_id = (int) $blog_id; 184 185 $all = $get_all ? '' : 'short'; 186 $details = wp_cache_get( $blog_id . $all, 'blog-details' ); 187 188 if ( $details ) { 189 if ( ! is_object( $details ) ) { 190 if ( -1 == $details ) { 191 return false; 192 } else { 193 // Clear old pre-serialized objects. Cache clients do better with that. 194 wp_cache_delete( $blog_id . $all, 'blog-details' ); 195 unset( $details ); 196 } 197 } else { 198 return $details; 199 } 200 } 201 202 // Try the other cache. 203 if ( $get_all ) { 204 $details = wp_cache_get( $blog_id . 'short', 'blog-details' ); 205 } else { 206 $details = wp_cache_get( $blog_id, 'blog-details' ); 207 // If short was requested and full cache is set, we can return. 208 if ( $details ) { 209 if ( ! is_object( $details ) ) { 210 if ( -1 == $details ) { 211 return false; 212 } else { 213 // Clear old pre-serialized objects. Cache clients do better with that. 214 wp_cache_delete( $blog_id, 'blog-details' ); 215 unset( $details ); 216 } 217 } else { 218 return $details; 219 } 220 } 221 } 222 223 if ( empty( $details ) ) { 224 $details = WP_Site::get_instance( $blog_id ); 225 if ( ! $details ) { 226 // Set the full cache. 227 wp_cache_set( $blog_id, -1, 'blog-details' ); 228 return false; 229 } 230 } 231 232 if ( ! $details instanceof WP_Site ) { 233 $details = new WP_Site( $details ); 234 } 235 236 if ( ! $get_all ) { 237 wp_cache_set( $blog_id . $all, $details, 'blog-details' ); 238 return $details; 239 } 240 241 switch_to_blog( $blog_id ); 242 $details->blogname = get_option( 'blogname' ); 243 $details->siteurl = get_option( 'siteurl' ); 244 $details->post_count = get_option( 'post_count' ); 245 $details->home = get_option( 'home' ); 246 restore_current_blog(); 247 248 /** 249 * Filters a blog's details. 250 * 251 * @since MU (3.0.0) 252 * @deprecated 4.7.0 Use site_details 253 * 254 * @param object $details The blog details. 255 */ 256 $details = apply_filters_deprecated( 'blog_details', array( $details ), '4.7.0', 'site_details' ); 257 258 wp_cache_set( $blog_id . $all, $details, 'blog-details' ); 259 260 $key = md5( $details->domain . $details->path ); 261 wp_cache_set( $key, $details, 'blog-lookup' ); 262 263 return $details; 264 } 265 266 /** 267 * Clear the blog details cache. 268 * 269 * @since MU (3.0.0) 270 * 271 * @param int $blog_id Optional. Blog ID. Defaults to current blog. 272 */ 273 function refresh_blog_details( $blog_id = 0 ) { 274 $blog_id = (int) $blog_id; 275 if ( ! $blog_id ) { 276 $blog_id = get_current_blog_id(); 277 } 278 279 clean_blog_cache( $blog_id ); 280 } 281 282 /** 283 * Update the details for a blog. Updates the blogs table for a given blog id. 284 * 285 * @since MU (3.0.0) 286 * 287 * @global wpdb $wpdb WordPress database abstraction object. 288 * 289 * @param int $blog_id Blog ID 290 * @param array $details Array of details keyed by blogs table field names. 291 * @return bool True if update succeeds, false otherwise. 292 */ 293 function update_blog_details( $blog_id, $details = array() ) { 294 global $wpdb; 295 296 if ( empty( $details ) ) { 297 return false; 298 } 299 300 if ( is_object( $details ) ) { 301 $details = get_object_vars( $details ); 302 } 303 304 $site = wp_update_site( $blog_id, $details ); 305 306 if ( is_wp_error( $site ) ) { 307 return false; 308 } 309 310 return true; 311 } 312 313 /** 314 * Cleans the site details cache for a site. 315 * 316 * @since 4.7.4 317 * 318 * @param int $site_id Optional. Site ID. Default is the current site ID. 319 */ 320 function clean_site_details_cache( $site_id = 0 ) { 321 $site_id = (int) $site_id; 322 if ( ! $site_id ) { 323 $site_id = get_current_blog_id(); 324 } 325 326 wp_cache_delete( $site_id, 'site-details' ); 327 wp_cache_delete( $site_id, 'blog-details' ); 328 } 329 330 /** 331 * Retrieve option value for a given blog id based on name of option. 332 * 333 * If the option does not exist or does not have a value, then the return value 334 * will be false. This is useful to check whether you need to install an option 335 * and is commonly used during installation of plugin options and to test 336 * whether upgrading is required. 337 * 338 * If the option was serialized then it will be unserialized when it is returned. 339 * 340 * @since MU (3.0.0) 341 * 342 * @param int $id A blog ID. Can be null to refer to the current blog. 343 * @param string $option Name of option to retrieve. Expected to not be SQL-escaped. 344 * @param mixed $default Optional. Default value to return if the option does not exist. 345 * @return mixed Value set for the option. 346 */ 347 function get_blog_option( $id, $option, $default = false ) { 348 $id = (int) $id; 349 350 if ( empty( $id ) ) { 351 $id = get_current_blog_id(); 352 } 353 354 if ( get_current_blog_id() == $id ) { 355 return get_option( $option, $default ); 356 } 357 358 switch_to_blog( $id ); 359 $value = get_option( $option, $default ); 360 restore_current_blog(); 361 362 /** 363 * Filters a blog option value. 364 * 365 * The dynamic portion of the hook name, `$option`, refers to the blog option name. 366 * 367 * @since 3.5.0 368 * 369 * @param string $value The option value. 370 * @param int $id Blog ID. 371 */ 372 return apply_filters( "blog_option_{$option}", $value, $id ); 373 } 374 375 /** 376 * Add a new option for a given blog id. 377 * 378 * You do not need to serialize values. If the value needs to be serialized, then 379 * it will be serialized before it is inserted into the database. Remember, 380 * resources can not be serialized or added as an option. 381 * 382 * You can create options without values and then update the values later. 383 * Existing options will not be updated and checks are performed to ensure that you 384 * aren't adding a protected WordPress option. Care should be taken to not name 385 * options the same as the ones which are protected. 386 * 387 * @since MU (3.0.0) 388 * 389 * @param int $id A blog ID. Can be null to refer to the current blog. 390 * @param string $option Name of option to add. Expected to not be SQL-escaped. 391 * @param mixed $value Optional. Option value, can be anything. Expected to not be SQL-escaped. 392 * @return bool False if option was not added and true if option was added. 393 */ 394 function add_blog_option( $id, $option, $value ) { 395 $id = (int) $id; 396 397 if ( empty( $id ) ) { 398 $id = get_current_blog_id(); 399 } 400 401 if ( get_current_blog_id() == $id ) { 402 return add_option( $option, $value ); 403 } 404 405 switch_to_blog( $id ); 406 $return = add_option( $option, $value ); 407 restore_current_blog(); 408 409 return $return; 410 } 411 412 /** 413 * Removes option by name for a given blog id. Prevents removal of protected WordPress options. 414 * 415 * @since MU (3.0.0) 416 * 417 * @param int $id A blog ID. Can be null to refer to the current blog. 418 * @param string $option Name of option to remove. Expected to not be SQL-escaped. 419 * @return bool True, if option is successfully deleted. False on failure. 420 */ 421 function delete_blog_option( $id, $option ) { 422 $id = (int) $id; 423 424 if ( empty( $id ) ) { 425 $id = get_current_blog_id(); 426 } 427 428 if ( get_current_blog_id() == $id ) { 429 return delete_option( $option ); 430 } 431 432 switch_to_blog( $id ); 433 $return = delete_option( $option ); 434 restore_current_blog(); 435 436 return $return; 437 } 438 439 /** 440 * Update an option for a particular blog. 441 * 442 * @since MU (3.0.0) 443 * 444 * @param int $id The blog id. 445 * @param string $option The option key. 446 * @param mixed $value The option value. 447 * @param mixed $deprecated Not used. 448 * @return bool True on success, false on failure. 449 */ 450 function update_blog_option( $id, $option, $value, $deprecated = null ) { 451 $id = (int) $id; 452 453 if ( null !== $deprecated ) { 454 _deprecated_argument( __FUNCTION__, '3.1.0' ); 455 } 456 457 if ( get_current_blog_id() == $id ) { 458 return update_option( $option, $value ); 459 } 460 461 switch_to_blog( $id ); 462 $return = update_option( $option, $value ); 463 restore_current_blog(); 464 465 return $return; 466 } 467 468 /** 469 * Switch the current blog. 470 * 471 * This function is useful if you need to pull posts, or other information, 472 * from other blogs. You can switch back afterwards using restore_current_blog(). 473 * 474 * Things that aren't switched: 475 * - plugins. See #14941 476 * 477 * @see restore_current_blog() 478 * @since MU (3.0.0) 479 * 480 * @global wpdb $wpdb 481 * @global int $blog_id 482 * @global array $_wp_switched_stack 483 * @global bool $switched 484 * @global string $table_prefix 485 * @global WP_Object_Cache $wp_object_cache 486 * 487 * @param int $new_blog The id of the blog you want to switch to. Default: current blog 488 * @param bool $deprecated Deprecated argument 489 * @return true Always returns True. 490 */ 491 function switch_to_blog( $new_blog, $deprecated = null ) { 492 global $wpdb; 493 494 $blog_id = get_current_blog_id(); 495 if ( empty( $new_blog ) ) { 496 $new_blog = $blog_id; 497 } 498 499 $GLOBALS['_wp_switched_stack'][] = $blog_id; 500 501 /* 502 * If we're switching to the same blog id that we're on, 503 * set the right vars, do the associated actions, but skip 504 * the extra unnecessary work 505 */ 506 if ( $new_blog == $blog_id ) { 507 /** 508 * Fires when the blog is switched. 509 * 510 * @since MU (3.0.0) 511 * 512 * @param int $new_blog New blog ID. 513 * @param int $new_blog Blog ID. 514 */ 515 do_action( 'switch_blog', $new_blog, $new_blog ); 516 $GLOBALS['switched'] = true; 517 return true; 518 } 519 520 $wpdb->set_blog_id( $new_blog ); 521 $GLOBALS['table_prefix'] = $wpdb->get_blog_prefix(); 522 $prev_blog_id = $blog_id; 523 $GLOBALS['blog_id'] = $new_blog; 524 525 if ( function_exists( 'wp_cache_switch_to_blog' ) ) { 526 wp_cache_switch_to_blog( $new_blog ); 527 } else { 528 global $wp_object_cache; 529 530 if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) ) { 531 $global_groups = $wp_object_cache->global_groups; 532 } else { 533 $global_groups = false; 534 } 535 wp_cache_init(); 536 537 if ( function_exists( 'wp_cache_add_global_groups' ) ) { 538 if ( is_array( $global_groups ) ) { 539 wp_cache_add_global_groups( $global_groups ); 540 } else { 541 wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'useremail', 'userslugs', 'site-transient', 'site-options', 'blog-lookup', 'blog-details', 'rss', 'global-posts', 'blog-id-cache', 'networks', 'sites', 'site-details', 'blog_meta' ) ); 542 } 543 wp_cache_add_non_persistent_groups( array( 'counts', 'plugins' ) ); 544 } 545 } 546 547 /** This filter is documented in wp-includes/ms-blogs.php */ 548 do_action( 'switch_blog', $new_blog, $prev_blog_id ); 549 $GLOBALS['switched'] = true; 550 551 return true; 552 } 553 554 /** 555 * Restore the current blog, after calling switch_to_blog() 556 * 557 * @see switch_to_blog() 558 * @since MU (3.0.0) 559 * 560 * @global wpdb $wpdb 561 * @global array $_wp_switched_stack 562 * @global int $blog_id 563 * @global bool $switched 564 * @global string $table_prefix 565 * @global WP_Object_Cache $wp_object_cache 566 * 567 * @return bool True on success, false if we're already on the current blog 568 */ 569 function restore_current_blog() { 570 global $wpdb; 571 572 if ( empty( $GLOBALS['_wp_switched_stack'] ) ) { 573 return false; 574 } 575 576 $blog = array_pop( $GLOBALS['_wp_switched_stack'] ); 577 $blog_id = get_current_blog_id(); 578 579 if ( $blog_id == $blog ) { 580 /** This filter is documented in wp-includes/ms-blogs.php */ 581 do_action( 'switch_blog', $blog, $blog ); 582 // If we still have items in the switched stack, consider ourselves still 'switched' 583 $GLOBALS['switched'] = ! empty( $GLOBALS['_wp_switched_stack'] ); 584 return true; 585 } 586 587 $wpdb->set_blog_id( $blog ); 588 $prev_blog_id = $blog_id; 589 $GLOBALS['blog_id'] = $blog; 590 $GLOBALS['table_prefix'] = $wpdb->get_blog_prefix(); 591 592 if ( function_exists( 'wp_cache_switch_to_blog' ) ) { 593 wp_cache_switch_to_blog( $blog ); 594 } else { 595 global $wp_object_cache; 596 597 if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) ) { 598 $global_groups = $wp_object_cache->global_groups; 599 } else { 600 $global_groups = false; 601 } 602 603 wp_cache_init(); 604 605 if ( function_exists( 'wp_cache_add_global_groups' ) ) { 606 if ( is_array( $global_groups ) ) { 607 wp_cache_add_global_groups( $global_groups ); 608 } else { 609 wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'useremail', 'userslugs', 'site-transient', 'site-options', 'blog-lookup', 'blog-details', 'rss', 'global-posts', 'blog-id-cache', 'networks', 'sites', 'site-details', 'blog_meta' ) ); 610 } 611 wp_cache_add_non_persistent_groups( array( 'counts', 'plugins' ) ); 612 } 613 } 614 615 /** This filter is documented in wp-includes/ms-blogs.php */ 616 do_action( 'switch_blog', $blog, $prev_blog_id ); 617 618 // If we still have items in the switched stack, consider ourselves still 'switched' 619 $GLOBALS['switched'] = ! empty( $GLOBALS['_wp_switched_stack'] ); 620 621 return true; 622 } 623 624 /** 625 * Switches the initialized roles and current user capabilities to another site. 626 * 627 * @since 4.9.0 628 * 629 * @param int $new_site_id New site ID. 630 * @param int $old_site_id Old site ID. 631 */ 632 function wp_switch_roles_and_user( $new_site_id, $old_site_id ) { 633 if ( $new_site_id == $old_site_id ) { 634 return; 635 } 636 637 if ( ! did_action( 'init' ) ) { 638 return; 639 } 640 641 wp_roles()->for_site( $new_site_id ); 642 wp_get_current_user()->for_site( $new_site_id ); 643 } 644 645 /** 646 * Determines if switch_to_blog() is in effect 647 * 648 * @since 3.5.0 649 * 650 * @global array $_wp_switched_stack 651 * 652 * @return bool True if switched, false otherwise. 653 */ 654 function ms_is_switched() { 655 return ! empty( $GLOBALS['_wp_switched_stack'] ); 656 } 657 658 /** 659 * Check if a particular blog is archived. 660 * 661 * @since MU (3.0.0) 662 * 663 * @param int $id The blog id 664 * @return string Whether the blog is archived or not 665 */ 666 function is_archived( $id ) { 667 return get_blog_status( $id, 'archived' ); 668 } 669 670 /** 671 * Update the 'archived' status of a particular blog. 672 * 673 * @since MU (3.0.0) 674 * 675 * @param int $id The blog id 676 * @param string $archived The new status 677 * @return string $archived 678 */ 679 function update_archived( $id, $archived ) { 680 update_blog_status( $id, 'archived', $archived ); 681 return $archived; 682 } 683 684 /** 685 * Update a blog details field. 686 * 687 * @since MU (3.0.0) 688 * @since 5.1.0 Use wp_update_site() internally. 689 * 690 * @global wpdb $wpdb WordPress database abstraction object. 691 * 692 * @param int $blog_id BLog ID 693 * @param string $pref A field name 694 * @param string $value Value for $pref 695 * @param null $deprecated 696 * @return string|false $value 697 */ 698 function update_blog_status( $blog_id, $pref, $value, $deprecated = null ) { 699 global $wpdb; 700 701 if ( null !== $deprecated ) { 702 _deprecated_argument( __FUNCTION__, '3.1.0' ); 703 } 704 705 if ( ! in_array( $pref, array( 'site_id', 'domain', 'path', 'registered', 'last_updated', 'public', 'archived', 'mature', 'spam', 'deleted', 'lang_id' ) ) ) { 706 return $value; 707 } 708 709 $result = wp_update_site( 710 $blog_id, 711 array( 712 $pref => $value, 713 ) 714 ); 715 716 if ( is_wp_error( $result ) ) { 717 return false; 718 } 719 720 return $value; 721 } 722 723 /** 724 * Get a blog details field. 725 * 726 * @since MU (3.0.0) 727 * 728 * @global wpdb $wpdb WordPress database abstraction object. 729 * 730 * @param int $id The blog id 731 * @param string $pref A field name 732 * @return bool|string|null $value 733 */ 734 function get_blog_status( $id, $pref ) { 735 global $wpdb; 736 737 $details = get_site( $id ); 738 if ( $details ) { 739 return $details->$pref; 740 } 741 742 return $wpdb->get_var( $wpdb->prepare( "SELECT %s FROM {$wpdb->blogs} WHERE blog_id = %d", $pref, $id ) ); 743 } 744 745 /** 746 * Get a list of most recently updated blogs. 747 * 748 * @since MU (3.0.0) 749 * 750 * @global wpdb $wpdb WordPress database abstraction object. 751 * 752 * @param mixed $deprecated Not used 753 * @param int $start The offset 754 * @param int $quantity The maximum number of blogs to retrieve. Default is 40. 755 * @return array The list of blogs 756 */ 757 function get_last_updated( $deprecated = '', $start = 0, $quantity = 40 ) { 758 global $wpdb; 759 760 if ( ! empty( $deprecated ) ) { 761 _deprecated_argument( __FUNCTION__, 'MU' ); // never used 762 } 763 764 return $wpdb->get_results( $wpdb->prepare( "SELECT blog_id, domain, path FROM $wpdb->blogs WHERE site_id = %d AND public = '1' AND archived = '0' AND mature = '0' AND spam = '0' AND deleted = '0' AND last_updated != '0000-00-00 00:00:00' ORDER BY last_updated DESC limit %d, %d", get_current_network_id(), $start, $quantity ), ARRAY_A ); 765 } 766 767 /** 768 * Handler for updating the site's last updated date when a post is published or 769 * an already published post is changed. 770 * 771 * @since 3.3.0 772 * 773 * @param string $new_status The new post status 774 * @param string $old_status The old post status 775 * @param object $post Post object 776 */ 777 function _update_blog_date_on_post_publish( $new_status, $old_status, $post ) { 778 $post_type_obj = get_post_type_object( $post->post_type ); 779 if ( ! $post_type_obj || ! $post_type_obj->public ) { 780 return; 781 } 782 783 if ( 'publish' != $new_status && 'publish' != $old_status ) { 784 return; 785 } 786 787 // Post was freshly published, published post was saved, or published post was unpublished. 788 789 wpmu_update_blogs_date(); 790 } 791 792 /** 793 * Handler for updating the current site's last updated date when a published 794 * post is deleted. 795 * 796 * @since 3.4.0 797 * 798 * @param int $post_id Post ID 799 */ 800 function _update_blog_date_on_post_delete( $post_id ) { 801 $post = get_post( $post_id ); 802 803 $post_type_obj = get_post_type_object( $post->post_type ); 804 if ( ! $post_type_obj || ! $post_type_obj->public ) { 805 return; 806 } 807 808 if ( 'publish' != $post->post_status ) { 809 return; 810 } 811 812 wpmu_update_blogs_date(); 813 } 814 815 /** 816 * Handler for updating the current site's posts count when a post is deleted. 817 * 818 * @since 4.0.0 819 * 820 * @param int $post_id Post ID. 821 */ 822 function _update_posts_count_on_delete( $post_id ) { 823 $post = get_post( $post_id ); 824 825 if ( ! $post || 'publish' !== $post->post_status || 'post' !== $post->post_type ) { 826 return; 827 } 828 829 update_posts_count(); 830 } 831 832 /** 833 * Handler for updating the current site's posts count when a post status changes. 834 * 835 * @since 4.0.0 836 * @since 4.9.0 Added the `$post` parameter. 837 * 838 * @param string $new_status The status the post is changing to. 839 * @param string $old_status The status the post is changing from. 840 * @param WP_Post $post Post object 841 */ 842 function _update_posts_count_on_transition_post_status( $new_status, $old_status, $post = null ) { 843 if ( $new_status === $old_status ) { 844 return; 845 } 846 847 if ( 'post' !== get_post_type( $post ) ) { 848 return; 849 } 850 851 if ( 'publish' !== $new_status && 'publish' !== $old_status ) { 852 return; 853 } 854 855 update_posts_count(); 856 }
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| Generated: Mon Jun 17 08:20:02 2019 | Cross-referenced by PHPXref 0.7 |