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PHP Cross Reference of WordPress Trunk (Updated Daily) |
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1 <?php 2 /** 3 * WordPress Upgrade API 4 * 5 * Most of the functions are pluggable and can be overwritten. 6 * 7 * @package WordPress 8 * @subpackage Administration 9 */ 10 11 /** Include user installation customization script. */ 12 if ( file_exists( WP_CONTENT_DIR . '/install.php' ) ) { 13 require WP_CONTENT_DIR . '/install.php'; 14 } 15 16 /** WordPress Administration API */ 17 require_once ABSPATH . 'wp-admin/includes/admin.php'; 18 19 /** WordPress Schema API */ 20 require_once ABSPATH . 'wp-admin/includes/schema.php'; 21 22 if ( ! function_exists( 'wp_install' ) ) : 23 /** 24 * Installs the site. 25 * 26 * Runs the required functions to set up and populate the database, 27 * including primary admin user and initial options. 28 * 29 * @since 2.1.0 30 * 31 * @param string $blog_title Site title. 32 * @param string $user_name User's username. 33 * @param string $user_email User's email. 34 * @param bool $public Whether site is public. 35 * @param string $deprecated Optional. Not used. 36 * @param string $user_password Optional. User's chosen password. Default empty (random password). 37 * @param string $language Optional. Language chosen. Default empty. 38 * @return array { 39 * Data for the newly installed site. 40 * 41 * @type string $url The URL of the site. 42 * @type int $user_id The ID of the site owner. 43 * @type string $password The password of the site owner, if their user account didn't already exist. 44 * @type string $password_message The explanatory message regarding the password. 45 * } 46 */ 47 function wp_install( $blog_title, $user_name, $user_email, $public, $deprecated = '', $user_password = '', $language = '' ) { 48 if ( ! empty( $deprecated ) ) { 49 _deprecated_argument( __FUNCTION__, '2.6.0' ); 50 } 51 52 wp_check_mysql_version(); 53 wp_cache_flush(); 54 make_db_current_silent(); 55 populate_options(); 56 populate_roles(); 57 58 update_option( 'blogname', $blog_title ); 59 update_option( 'admin_email', $user_email ); 60 update_option( 'blog_public', $public ); 61 62 // Freshness of site - in the future, this could get more specific about actions taken, perhaps. 63 update_option( 'fresh_site', 1 ); 64 65 if ( $language ) { 66 update_option( 'WPLANG', $language ); 67 } 68 69 $guessurl = wp_guess_url(); 70 71 update_option( 'siteurl', $guessurl ); 72 73 // If not a public site, don't ping. 74 if ( ! $public ) { 75 update_option( 'default_pingback_flag', 0 ); 76 } 77 78 /* 79 * Create default user. If the user already exists, the user tables are 80 * being shared among sites. Just set the role in that case. 81 */ 82 $user_id = username_exists( $user_name ); 83 $user_password = trim( $user_password ); 84 $email_password = false; 85 $user_created = false; 86 87 if ( ! $user_id && empty( $user_password ) ) { 88 $user_password = wp_generate_password( 12, false ); 89 $message = __( '<strong><em>Note that password</em></strong> carefully! It is a <em>random</em> password that was generated just for you.' ); 90 $user_id = wp_create_user( $user_name, $user_password, $user_email ); 91 update_user_option( $user_id, 'default_password_nag', true, true ); 92 $email_password = true; 93 $user_created = true; 94 } elseif ( ! $user_id ) { 95 // Password has been provided. 96 $message = '<em>' . __( 'Your chosen password.' ) . '</em>'; 97 $user_id = wp_create_user( $user_name, $user_password, $user_email ); 98 $user_created = true; 99 } else { 100 $message = __( 'User already exists. Password inherited.' ); 101 } 102 103 $user = new WP_User( $user_id ); 104 $user->set_role( 'administrator' ); 105 106 if ( $user_created ) { 107 $user->user_url = $guessurl; 108 wp_update_user( $user ); 109 } 110 111 wp_install_defaults( $user_id ); 112 113 wp_install_maybe_enable_pretty_permalinks(); 114 115 flush_rewrite_rules(); 116 117 wp_new_blog_notification( $blog_title, $guessurl, $user_id, ( $email_password ? $user_password : __( 'The password you chose during installation.' ) ) ); 118 119 wp_cache_flush(); 120 121 /** 122 * Fires after a site is fully installed. 123 * 124 * @since 3.9.0 125 * 126 * @param WP_User $user The site owner. 127 */ 128 do_action( 'wp_install', $user ); 129 130 return array( 131 'url' => $guessurl, 132 'user_id' => $user_id, 133 'password' => $user_password, 134 'password_message' => $message, 135 ); 136 } 137 endif; 138 139 if ( ! function_exists( 'wp_install_defaults' ) ) : 140 /** 141 * Creates the initial content for a newly-installed site. 142 * 143 * Adds the default "Uncategorized" category, the first post (with comment), 144 * first page, and default widgets for default theme for the current version. 145 * 146 * @since 2.1.0 147 * 148 * @global wpdb $wpdb WordPress database abstraction object. 149 * @global WP_Rewrite $wp_rewrite WordPress rewrite component. 150 * @global string $table_prefix 151 * 152 * @param int $user_id User ID. 153 */ 154 function wp_install_defaults( $user_id ) { 155 global $wpdb, $wp_rewrite, $table_prefix; 156 157 // Default category. 158 $cat_name = __( 'Uncategorized' ); 159 /* translators: Default category slug. */ 160 $cat_slug = sanitize_title( _x( 'Uncategorized', 'Default category slug' ) ); 161 162 if ( global_terms_enabled() ) { 163 $cat_id = $wpdb->get_var( $wpdb->prepare( "SELECT cat_ID FROM {$wpdb->sitecategories} WHERE category_nicename = %s", $cat_slug ) ); 164 if ( null == $cat_id ) { 165 $wpdb->insert( 166 $wpdb->sitecategories, 167 array( 168 'cat_ID' => 0, 169 'cat_name' => $cat_name, 170 'category_nicename' => $cat_slug, 171 'last_updated' => current_time( 'mysql', true ), 172 ) 173 ); 174 $cat_id = $wpdb->insert_id; 175 } 176 update_option( 'default_category', $cat_id ); 177 } else { 178 $cat_id = 1; 179 } 180 181 $wpdb->insert( 182 $wpdb->terms, 183 array( 184 'term_id' => $cat_id, 185 'name' => $cat_name, 186 'slug' => $cat_slug, 187 'term_group' => 0, 188 ) 189 ); 190 $wpdb->insert( 191 $wpdb->term_taxonomy, 192 array( 193 'term_id' => $cat_id, 194 'taxonomy' => 'category', 195 'description' => '', 196 'parent' => 0, 197 'count' => 1, 198 ) 199 ); 200 $cat_tt_id = $wpdb->insert_id; 201 202 // First post. 203 $now = current_time( 'mysql' ); 204 $now_gmt = current_time( 'mysql', 1 ); 205 $first_post_guid = get_option( 'home' ) . '/?p=1'; 206 207 if ( is_multisite() ) { 208 $first_post = get_site_option( 'first_post' ); 209 210 if ( ! $first_post ) { 211 $first_post = "<!-- wp:paragraph -->\n<p>" . 212 /* translators: First post content. %s: Site link. */ 213 __( 'Welcome to %s. This is your first post. Edit or delete it, then start writing!' ) . 214 "</p>\n<!-- /wp:paragraph -->"; 215 } 216 217 $first_post = sprintf( 218 $first_post, 219 sprintf( '<a href="%s">%s</a>', esc_url( network_home_url() ), get_network()->site_name ) 220 ); 221 222 // Back-compat for pre-4.4. 223 $first_post = str_replace( 'SITE_URL', esc_url( network_home_url() ), $first_post ); 224 $first_post = str_replace( 'SITE_NAME', get_network()->site_name, $first_post ); 225 } else { 226 $first_post = "<!-- wp:paragraph -->\n<p>" . 227 /* translators: First post content. %s: Site link. */ 228 __( 'Welcome to WordPress. This is your first post. Edit or delete it, then start writing!' ) . 229 "</p>\n<!-- /wp:paragraph -->"; 230 } 231 232 $wpdb->insert( 233 $wpdb->posts, 234 array( 235 'post_author' => $user_id, 236 'post_date' => $now, 237 'post_date_gmt' => $now_gmt, 238 'post_content' => $first_post, 239 'post_excerpt' => '', 240 'post_title' => __( 'Hello world!' ), 241 /* translators: Default post slug. */ 242 'post_name' => sanitize_title( _x( 'hello-world', 'Default post slug' ) ), 243 'post_modified' => $now, 244 'post_modified_gmt' => $now_gmt, 245 'guid' => $first_post_guid, 246 'comment_count' => 1, 247 'to_ping' => '', 248 'pinged' => '', 249 'post_content_filtered' => '', 250 ) 251 ); 252 $wpdb->insert( 253 $wpdb->term_relationships, 254 array( 255 'term_taxonomy_id' => $cat_tt_id, 256 'object_id' => 1, 257 ) 258 ); 259 260 // Default comment. 261 if ( is_multisite() ) { 262 $first_comment_author = get_site_option( 'first_comment_author' ); 263 $first_comment_email = get_site_option( 'first_comment_email' ); 264 $first_comment_url = get_site_option( 'first_comment_url', network_home_url() ); 265 $first_comment = get_site_option( 'first_comment' ); 266 } 267 268 $first_comment_author = ! empty( $first_comment_author ) ? $first_comment_author : __( 'A WordPress Commenter' ); 269 $first_comment_email = ! empty( $first_comment_email ) ? $first_comment_email : 'wapuu@wordpress.example'; 270 $first_comment_url = ! empty( $first_comment_url ) ? $first_comment_url : 'https://wordpress.org/'; 271 $first_comment = ! empty( $first_comment ) ? $first_comment : __( 272 'Hi, this is a comment. 273 To get started with moderating, editing, and deleting comments, please visit the Comments screen in the dashboard. 274 Commenter avatars come from <a href="https://gravatar.com">Gravatar</a>.' 275 ); 276 $wpdb->insert( 277 $wpdb->comments, 278 array( 279 'comment_post_ID' => 1, 280 'comment_author' => $first_comment_author, 281 'comment_author_email' => $first_comment_email, 282 'comment_author_url' => $first_comment_url, 283 'comment_date' => $now, 284 'comment_date_gmt' => $now_gmt, 285 'comment_content' => $first_comment, 286 'comment_type' => 'comment', 287 ) 288 ); 289 290 // First page. 291 if ( is_multisite() ) { 292 $first_page = get_site_option( 'first_page' ); 293 } 294 295 if ( empty( $first_page ) ) { 296 $first_page = "<!-- wp:paragraph -->\n<p>"; 297 /* translators: First page content. */ 298 $first_page .= __( "This is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:" ); 299 $first_page .= "</p>\n<!-- /wp:paragraph -->\n\n"; 300 301 $first_page .= "<!-- wp:quote -->\n<blockquote class=\"wp-block-quote\"><p>"; 302 /* translators: First page content. */ 303 $first_page .= __( "Hi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like piña coladas. (And gettin' caught in the rain.)" ); 304 $first_page .= "</p></blockquote>\n<!-- /wp:quote -->\n\n"; 305 306 $first_page .= "<!-- wp:paragraph -->\n<p>"; 307 /* translators: First page content. */ 308 $first_page .= __( '...or something like this:' ); 309 $first_page .= "</p>\n<!-- /wp:paragraph -->\n\n"; 310 311 $first_page .= "<!-- wp:quote -->\n<blockquote class=\"wp-block-quote\"><p>"; 312 /* translators: First page content. */ 313 $first_page .= __( 'The XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.' ); 314 $first_page .= "</p></blockquote>\n<!-- /wp:quote -->\n\n"; 315 316 $first_page .= "<!-- wp:paragraph -->\n<p>"; 317 $first_page .= sprintf( 318 /* translators: First page content. %s: Site admin URL. */ 319 __( 'As a new WordPress user, you should go to <a href="%s">your dashboard</a> to delete this page and create new pages for your content. Have fun!' ), 320 admin_url() 321 ); 322 $first_page .= "</p>\n<!-- /wp:paragraph -->"; 323 } 324 325 $first_post_guid = get_option( 'home' ) . '/?page_id=2'; 326 $wpdb->insert( 327 $wpdb->posts, 328 array( 329 'post_author' => $user_id, 330 'post_date' => $now, 331 'post_date_gmt' => $now_gmt, 332 'post_content' => $first_page, 333 'post_excerpt' => '', 334 'comment_status' => 'closed', 335 'post_title' => __( 'Sample Page' ), 336 /* translators: Default page slug. */ 337 'post_name' => __( 'sample-page' ), 338 'post_modified' => $now, 339 'post_modified_gmt' => $now_gmt, 340 'guid' => $first_post_guid, 341 'post_type' => 'page', 342 'to_ping' => '', 343 'pinged' => '', 344 'post_content_filtered' => '', 345 ) 346 ); 347 $wpdb->insert( 348 $wpdb->postmeta, 349 array( 350 'post_id' => 2, 351 'meta_key' => '_wp_page_template', 352 'meta_value' => 'default', 353 ) 354 ); 355 356 // Privacy Policy page. 357 if ( is_multisite() ) { 358 // Disable by default unless the suggested content is provided. 359 $privacy_policy_content = get_site_option( 'default_privacy_policy_content' ); 360 } else { 361 if ( ! class_exists( 'WP_Privacy_Policy_Content' ) ) { 362 include_once ABSPATH . 'wp-admin/includes/class-wp-privacy-policy-content.php'; 363 } 364 365 $privacy_policy_content = WP_Privacy_Policy_Content::get_default_content(); 366 } 367 368 if ( ! empty( $privacy_policy_content ) ) { 369 $privacy_policy_guid = get_option( 'home' ) . '/?page_id=3'; 370 371 $wpdb->insert( 372 $wpdb->posts, 373 array( 374 'post_author' => $user_id, 375 'post_date' => $now, 376 'post_date_gmt' => $now_gmt, 377 'post_content' => $privacy_policy_content, 378 'post_excerpt' => '', 379 'comment_status' => 'closed', 380 'post_title' => __( 'Privacy Policy' ), 381 /* translators: Privacy Policy page slug. */ 382 'post_name' => __( 'privacy-policy' ), 383 'post_modified' => $now, 384 'post_modified_gmt' => $now_gmt, 385 'guid' => $privacy_policy_guid, 386 'post_type' => 'page', 387 'post_status' => 'draft', 388 'to_ping' => '', 389 'pinged' => '', 390 'post_content_filtered' => '', 391 ) 392 ); 393 $wpdb->insert( 394 $wpdb->postmeta, 395 array( 396 'post_id' => 3, 397 'meta_key' => '_wp_page_template', 398 'meta_value' => 'default', 399 ) 400 ); 401 update_option( 'wp_page_for_privacy_policy', 3 ); 402 } 403 404 // Set up default widgets for default theme. 405 update_option( 406 'widget_search', 407 array( 408 2 => array( 'title' => '' ), 409 '_multiwidget' => 1, 410 ) 411 ); 412 update_option( 413 'widget_recent-posts', 414 array( 415 2 => array( 416 'title' => '', 417 'number' => 5, 418 ), 419 '_multiwidget' => 1, 420 ) 421 ); 422 update_option( 423 'widget_recent-comments', 424 array( 425 2 => array( 426 'title' => '', 427 'number' => 5, 428 ), 429 '_multiwidget' => 1, 430 ) 431 ); 432 update_option( 433 'widget_archives', 434 array( 435 2 => array( 436 'title' => '', 437 'count' => 0, 438 'dropdown' => 0, 439 ), 440 '_multiwidget' => 1, 441 ) 442 ); 443 update_option( 444 'widget_categories', 445 array( 446 2 => array( 447 'title' => '', 448 'count' => 0, 449 'hierarchical' => 0, 450 'dropdown' => 0, 451 ), 452 '_multiwidget' => 1, 453 ) 454 ); 455 update_option( 456 'widget_meta', 457 array( 458 2 => array( 'title' => '' ), 459 '_multiwidget' => 1, 460 ) 461 ); 462 update_option( 463 'sidebars_widgets', 464 array( 465 'wp_inactive_widgets' => array(), 466 'sidebar-1' => array( 467 0 => 'search-2', 468 1 => 'recent-posts-2', 469 2 => 'recent-comments-2', 470 ), 471 'sidebar-2' => array( 472 0 => 'archives-2', 473 1 => 'categories-2', 474 2 => 'meta-2', 475 ), 476 'array_version' => 3, 477 ) 478 ); 479 if ( ! is_multisite() ) { 480 update_user_meta( $user_id, 'show_welcome_panel', 1 ); 481 } elseif ( ! is_super_admin( $user_id ) && ! metadata_exists( 'user', $user_id, 'show_welcome_panel' ) ) { 482 update_user_meta( $user_id, 'show_welcome_panel', 2 ); 483 } 484 485 if ( is_multisite() ) { 486 // Flush rules to pick up the new page. 487 $wp_rewrite->init(); 488 $wp_rewrite->flush_rules(); 489 490 $user = new WP_User( $user_id ); 491 $wpdb->update( $wpdb->options, array( 'option_value' => $user->user_email ), array( 'option_name' => 'admin_email' ) ); 492 493 // Remove all perms except for the login user. 494 $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->usermeta WHERE user_id != %d AND meta_key = %s", $user_id, $table_prefix . 'user_level' ) ); 495 $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->usermeta WHERE user_id != %d AND meta_key = %s", $user_id, $table_prefix . 'capabilities' ) ); 496 497 // Delete any caps that snuck into the previously active blog. (Hardcoded to blog 1 for now.) 498 // TODO: Get previous_blog_id. 499 if ( ! is_super_admin( $user_id ) && 1 != $user_id ) { 500 $wpdb->delete( 501 $wpdb->usermeta, 502 array( 503 'user_id' => $user_id, 504 'meta_key' => $wpdb->base_prefix . '1_capabilities', 505 ) 506 ); 507 } 508 } 509 } 510 endif; 511 512 /** 513 * Maybe enable pretty permalinks on installation. 514 * 515 * If after enabling pretty permalinks don't work, fallback to query-string permalinks. 516 * 517 * @since 4.2.0 518 * 519 * @global WP_Rewrite $wp_rewrite WordPress rewrite component. 520 * 521 * @return bool Whether pretty permalinks are enabled. False otherwise. 522 */ 523 function wp_install_maybe_enable_pretty_permalinks() { 524 global $wp_rewrite; 525 526 // Bail if a permalink structure is already enabled. 527 if ( get_option( 'permalink_structure' ) ) { 528 return true; 529 } 530 531 /* 532 * The Permalink structures to attempt. 533 * 534 * The first is designed for mod_rewrite or nginx rewriting. 535 * 536 * The second is PATHINFO-based permalinks for web server configurations 537 * without a true rewrite module enabled. 538 */ 539 $permalink_structures = array( 540 '/%year%/%monthnum%/%day%/%postname%/', 541 '/index.php/%year%/%monthnum%/%day%/%postname%/', 542 ); 543 544 foreach ( (array) $permalink_structures as $permalink_structure ) { 545 $wp_rewrite->set_permalink_structure( $permalink_structure ); 546 547 /* 548 * Flush rules with the hard option to force refresh of the web-server's 549 * rewrite config file (e.g. .htaccess or web.config). 550 */ 551 $wp_rewrite->flush_rules( true ); 552 553 $test_url = ''; 554 555 // Test against a real WordPress post. 556 $first_post = get_page_by_path( sanitize_title( _x( 'hello-world', 'Default post slug' ) ), OBJECT, 'post' ); 557 if ( $first_post ) { 558 $test_url = get_permalink( $first_post->ID ); 559 } 560 561 /* 562 * Send a request to the site, and check whether 563 * the 'x-pingback' header is returned as expected. 564 * 565 * Uses wp_remote_get() instead of wp_remote_head() because web servers 566 * can block head requests. 567 */ 568 $response = wp_remote_get( $test_url, array( 'timeout' => 5 ) ); 569 $x_pingback_header = wp_remote_retrieve_header( $response, 'x-pingback' ); 570 $pretty_permalinks = $x_pingback_header && get_bloginfo( 'pingback_url' ) === $x_pingback_header; 571 572 if ( $pretty_permalinks ) { 573 return true; 574 } 575 } 576 577 /* 578 * If it makes it this far, pretty permalinks failed. 579 * Fallback to query-string permalinks. 580 */ 581 $wp_rewrite->set_permalink_structure( '' ); 582 $wp_rewrite->flush_rules( true ); 583 584 return false; 585 } 586 587 if ( ! function_exists( 'wp_new_blog_notification' ) ) : 588 /** 589 * Notifies the site admin that the setup is complete. 590 * 591 * Sends an email with wp_mail to the new administrator that the site setup is complete, 592 * and provides them with a record of their login credentials. 593 * 594 * @since 2.1.0 595 * 596 * @param string $blog_title Site title. 597 * @param string $blog_url Site url. 598 * @param int $user_id User ID. 599 * @param string $password User's Password. 600 */ 601 function wp_new_blog_notification( $blog_title, $blog_url, $user_id, $password ) { 602 $user = new WP_User( $user_id ); 603 $email = $user->user_email; 604 $name = $user->user_login; 605 $login_url = wp_login_url(); 606 607 $message = sprintf( 608 /* translators: New site notification email. 1: New site URL, 2: User login, 3: User password or password reset link, 4: Login URL. */ 609 __( 610 'Your new WordPress site has been successfully set up at: 611 612 %1$s 613 614 You can log in to the administrator account with the following information: 615 616 Username: %2$s 617 Password: %3$s 618 Log in here: %4$s 619 620 We hope you enjoy your new site. Thanks! 621 622 --The WordPress Team 623 https://wordpress.org/ 624 ' 625 ), 626 $blog_url, 627 $name, 628 $password, 629 $login_url 630 ); 631 632 wp_mail( $email, __( 'New WordPress Site' ), $message ); 633 } 634 endif; 635 636 if ( ! function_exists( 'wp_upgrade' ) ) : 637 /** 638 * Runs WordPress Upgrade functions. 639 * 640 * Upgrades the database if needed during a site update. 641 * 642 * @since 2.1.0 643 * 644 * @global int $wp_current_db_version The old (current) database version. 645 * @global int $wp_db_version The new database version. 646 * @global wpdb $wpdb WordPress database abstraction object. 647 */ 648 function wp_upgrade() { 649 global $wp_current_db_version, $wp_db_version, $wpdb; 650 651 $wp_current_db_version = __get_option( 'db_version' ); 652 653 // We are up to date. Nothing to do. 654 if ( $wp_db_version == $wp_current_db_version ) { 655 return; 656 } 657 658 if ( ! is_blog_installed() ) { 659 return; 660 } 661 662 wp_check_mysql_version(); 663 wp_cache_flush(); 664 pre_schema_upgrade(); 665 make_db_current_silent(); 666 upgrade_all(); 667 if ( is_multisite() && is_main_site() ) { 668 upgrade_network(); 669 } 670 wp_cache_flush(); 671 672 if ( is_multisite() ) { 673 update_site_meta( get_current_blog_id(), 'db_version', $wp_db_version ); 674 update_site_meta( get_current_blog_id(), 'db_last_updated', microtime() ); 675 } 676 677 /** 678 * Fires after a site is fully upgraded. 679 * 680 * @since 3.9.0 681 * 682 * @param int $wp_db_version The new $wp_db_version. 683 * @param int $wp_current_db_version The old (current) $wp_db_version. 684 */ 685 do_action( 'wp_upgrade', $wp_db_version, $wp_current_db_version ); 686 } 687 endif; 688 689 /** 690 * Functions to be called in installation and upgrade scripts. 691 * 692 * Contains conditional checks to determine which upgrade scripts to run, 693 * based on database version and WP version being updated-to. 694 * 695 * @ignore 696 * @since 1.0.1 697 * 698 * @global int $wp_current_db_version The old (current) database version. 699 * @global int $wp_db_version The new database version. 700 */ 701 function upgrade_all() { 702 global $wp_current_db_version, $wp_db_version; 703 704 $wp_current_db_version = __get_option( 'db_version' ); 705 706 // We are up to date. Nothing to do. 707 if ( $wp_db_version == $wp_current_db_version ) { 708 return; 709 } 710 711 // If the version is not set in the DB, try to guess the version. 712 if ( empty( $wp_current_db_version ) ) { 713 $wp_current_db_version = 0; 714 715 // If the template option exists, we have 1.5. 716 $template = __get_option( 'template' ); 717 if ( ! empty( $template ) ) { 718 $wp_current_db_version = 2541; 719 } 720 } 721 722 if ( $wp_current_db_version < 6039 ) { 723 upgrade_230_options_table(); 724 } 725 726 populate_options(); 727 728 if ( $wp_current_db_version < 2541 ) { 729 upgrade_100(); 730 upgrade_101(); 731 upgrade_110(); 732 upgrade_130(); 733 } 734 735 if ( $wp_current_db_version < 3308 ) { 736 upgrade_160(); 737 } 738 739 if ( $wp_current_db_version < 4772 ) { 740 upgrade_210(); 741 } 742 743 if ( $wp_current_db_version < 4351 ) { 744 upgrade_old_slugs(); 745 } 746 747 if ( $wp_current_db_version < 5539 ) { 748 upgrade_230(); 749 } 750 751 if ( $wp_current_db_version < 6124 ) { 752 upgrade_230_old_tables(); 753 } 754 755 if ( $wp_current_db_version < 7499 ) { 756 upgrade_250(); 757 } 758 759 if ( $wp_current_db_version < 7935 ) { 760 upgrade_252(); 761 } 762 763 if ( $wp_current_db_version < 8201 ) { 764 upgrade_260(); 765 } 766 767 if ( $wp_current_db_version < 8989 ) { 768 upgrade_270(); 769 } 770 771 if ( $wp_current_db_version < 10360 ) { 772 upgrade_280(); 773 } 774 775 if ( $wp_current_db_version < 11958 ) { 776 upgrade_290(); 777 } 778 779 if ( $wp_current_db_version < 15260 ) { 780 upgrade_300(); 781 } 782 783 if ( $wp_current_db_version < 19389 ) { 784 upgrade_330(); 785 } 786 787 if ( $wp_current_db_version < 20080 ) { 788 upgrade_340(); 789 } 790 791 if ( $wp_current_db_version < 22422 ) { 792 upgrade_350(); 793 } 794 795 if ( $wp_current_db_version < 25824 ) { 796 upgrade_370(); 797 } 798 799 if ( $wp_current_db_version < 26148 ) { 800 upgrade_372(); 801 } 802 803 if ( $wp_current_db_version < 26691 ) { 804 upgrade_380(); 805 } 806 807 if ( $wp_current_db_version < 29630 ) { 808 upgrade_400(); 809 } 810 811 if ( $wp_current_db_version < 33055 ) { 812 upgrade_430(); 813 } 814 815 if ( $wp_current_db_version < 33056 ) { 816 upgrade_431(); 817 } 818 819 if ( $wp_current_db_version < 35700 ) { 820 upgrade_440(); 821 } 822 823 if ( $wp_current_db_version < 36686 ) { 824 upgrade_450(); 825 } 826 827 if ( $wp_current_db_version < 37965 ) { 828 upgrade_460(); 829 } 830 831 if ( $wp_current_db_version < 44719 ) { 832 upgrade_510(); 833 } 834 835 if ( $wp_current_db_version < 45744 ) { 836 upgrade_530(); 837 } 838 839 if ( $wp_current_db_version < 48575 ) { 840 upgrade_550(); 841 } 842 843 maybe_disable_link_manager(); 844 845 maybe_disable_automattic_widgets(); 846 847 update_option( 'db_version', $wp_db_version ); 848 update_option( 'db_upgraded', true ); 849 } 850 851 /** 852 * Execute changes made in WordPress 1.0. 853 * 854 * @ignore 855 * @since 1.0.0 856 * 857 * @global wpdb $wpdb WordPress database abstraction object. 858 */ 859 function upgrade_100() { 860 global $wpdb; 861 862 // Get the title and ID of every post, post_name to check if it already has a value. 863 $posts = $wpdb->get_results( "SELECT ID, post_title, post_name FROM $wpdb->posts WHERE post_name = ''" ); 864 if ( $posts ) { 865 foreach ( $posts as $post ) { 866 if ( '' === $post->post_name ) { 867 $newtitle = sanitize_title( $post->post_title ); 868 $wpdb->query( $wpdb->prepare( "UPDATE $wpdb->posts SET post_name = %s WHERE ID = %d", $newtitle, $post->ID ) ); 869 } 870 } 871 } 872 873 $categories = $wpdb->get_results( "SELECT cat_ID, cat_name, category_nicename FROM $wpdb->categories" ); 874 foreach ( $categories as $category ) { 875 if ( '' === $category->category_nicename ) { 876 $newtitle = sanitize_title( $category->cat_name ); 877 $wpdb->update( $wpdb->categories, array( 'category_nicename' => $newtitle ), array( 'cat_ID' => $category->cat_ID ) ); 878 } 879 } 880 881 $sql = "UPDATE $wpdb->options 882 SET option_value = REPLACE(option_value, 'wp-links/links-images/', 'wp-images/links/') 883 WHERE option_name LIKE %s 884 AND option_value LIKE %s"; 885 $wpdb->query( $wpdb->prepare( $sql, $wpdb->esc_like( 'links_rating_image' ) . '%', $wpdb->esc_like( 'wp-links/links-images/' ) . '%' ) ); 886 887 $done_ids = $wpdb->get_results( "SELECT DISTINCT post_id FROM $wpdb->post2cat" ); 888 if ( $done_ids ) : 889 $done_posts = array(); 890 foreach ( $done_ids as $done_id ) : 891 $done_posts[] = $done_id->post_id; 892 endforeach; 893 $catwhere = ' AND ID NOT IN (' . implode( ',', $done_posts ) . ')'; 894 else : 895 $catwhere = ''; 896 endif; 897 898 $allposts = $wpdb->get_results( "SELECT ID, post_category FROM $wpdb->posts WHERE post_category != '0' $catwhere" ); 899 if ( $allposts ) : 900 foreach ( $allposts as $post ) { 901 // Check to see if it's already been imported. 902 $cat = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->post2cat WHERE post_id = %d AND category_id = %d", $post->ID, $post->post_category ) ); 903 if ( ! $cat && 0 != $post->post_category ) { // If there's no result. 904 $wpdb->insert( 905 $wpdb->post2cat, 906 array( 907 'post_id' => $post->ID, 908 'category_id' => $post->post_category, 909 ) 910 ); 911 } 912 } 913 endif; 914 } 915 916 /** 917 * Execute changes made in WordPress 1.0.1. 918 * 919 * @ignore 920 * @since 1.0.1 921 * 922 * @global wpdb $wpdb WordPress database abstraction object. 923 */ 924 function upgrade_101() { 925 global $wpdb; 926 927 // Clean up indices, add a few. 928 add_clean_index( $wpdb->posts, 'post_name' ); 929 add_clean_index( $wpdb->posts, 'post_status' ); 930 add_clean_index( $wpdb->categories, 'category_nicename' ); 931 add_clean_index( $wpdb->comments, 'comment_approved' ); 932 add_clean_index( $wpdb->comments, 'comment_post_ID' ); 933 add_clean_index( $wpdb->links, 'link_category' ); 934 add_clean_index( $wpdb->links, 'link_visible' ); 935 } 936 937 /** 938 * Execute changes made in WordPress 1.2. 939 * 940 * @ignore 941 * @since 1.2.0 942 * 943 * @global wpdb $wpdb WordPress database abstraction object. 944 */ 945 function upgrade_110() { 946 global $wpdb; 947 948 // Set user_nicename. 949 $users = $wpdb->get_results( "SELECT ID, user_nickname, user_nicename FROM $wpdb->users" ); 950 foreach ( $users as $user ) { 951 if ( '' === $user->user_nicename ) { 952 $newname = sanitize_title( $user->user_nickname ); 953 $wpdb->update( $wpdb->users, array( 'user_nicename' => $newname ), array( 'ID' => $user->ID ) ); 954 } 955 } 956 957 $users = $wpdb->get_results( "SELECT ID, user_pass from $wpdb->users" ); 958 foreach ( $users as $row ) { 959 if ( ! preg_match( '/^[A-Fa-f0-9]{32}$/', $row->user_pass ) ) { 960 $wpdb->update( $wpdb->users, array( 'user_pass' => md5( $row->user_pass ) ), array( 'ID' => $row->ID ) ); 961 } 962 } 963 964 // Get the GMT offset, we'll use that later on. 965 $all_options = get_alloptions_110(); 966 967 $time_difference = $all_options->time_difference; 968 969 $server_time = time() + gmdate( 'Z' ); 970 $weblogger_time = $server_time + $time_difference * HOUR_IN_SECONDS; 971 $gmt_time = time(); 972 973 $diff_gmt_server = ( $gmt_time - $server_time ) / HOUR_IN_SECONDS; 974 $diff_weblogger_server = ( $weblogger_time - $server_time ) / HOUR_IN_SECONDS; 975 $diff_gmt_weblogger = $diff_gmt_server - $diff_weblogger_server; 976 $gmt_offset = -$diff_gmt_weblogger; 977 978 // Add a gmt_offset option, with value $gmt_offset. 979 add_option( 'gmt_offset', $gmt_offset ); 980 981 /* 982 * Check if we already set the GMT fields. If we did, then 983 * MAX(post_date_gmt) can't be '0000-00-00 00:00:00'. 984 * <michel_v> I just slapped myself silly for not thinking about it earlier. 985 */ 986 $got_gmt_fields = ( '0000-00-00 00:00:00' !== $wpdb->get_var( "SELECT MAX(post_date_gmt) FROM $wpdb->posts" ) ); 987 988 if ( ! $got_gmt_fields ) { 989 990 // Add or subtract time to all dates, to get GMT dates. 991 $add_hours = intval( $diff_gmt_weblogger ); 992 $add_minutes = intval( 60 * ( $diff_gmt_weblogger - $add_hours ) ); 993 $wpdb->query( "UPDATE $wpdb->posts SET post_date_gmt = DATE_ADD(post_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)" ); 994 $wpdb->query( "UPDATE $wpdb->posts SET post_modified = post_date" ); 995 $wpdb->query( "UPDATE $wpdb->posts SET post_modified_gmt = DATE_ADD(post_modified, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE) WHERE post_modified != '0000-00-00 00:00:00'" ); 996 $wpdb->query( "UPDATE $wpdb->comments SET comment_date_gmt = DATE_ADD(comment_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)" ); 997 $wpdb->query( "UPDATE $wpdb->users SET user_registered = DATE_ADD(user_registered, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)" ); 998 } 999 1000 } 1001 1002 /** 1003 * Execute changes made in WordPress 1.5. 1004 * 1005 * @ignore 1006 * @since 1.5.0 1007 * 1008 * @global wpdb $wpdb WordPress database abstraction object. 1009 */ 1010 function upgrade_130() { 1011 global $wpdb; 1012 1013 // Remove extraneous backslashes. 1014 $posts = $wpdb->get_results( "SELECT ID, post_title, post_content, post_excerpt, guid, post_date, post_name, post_status, post_author FROM $wpdb->posts" ); 1015 if ( $posts ) { 1016 foreach ( $posts as $post ) { 1017 $post_content = addslashes( deslash( $post->post_content ) ); 1018 $post_title = addslashes( deslash( $post->post_title ) ); 1019 $post_excerpt = addslashes( deslash( $post->post_excerpt ) ); 1020 if ( empty( $post->guid ) ) { 1021 $guid = get_permalink( $post->ID ); 1022 } else { 1023 $guid = $post->guid; 1024 } 1025 1026 $wpdb->update( $wpdb->posts, compact( 'post_title', 'post_content', 'post_excerpt', 'guid' ), array( 'ID' => $post->ID ) ); 1027 1028 } 1029 } 1030 1031 // Remove extraneous backslashes. 1032 $comments = $wpdb->get_results( "SELECT comment_ID, comment_author, comment_content FROM $wpdb->comments" ); 1033 if ( $comments ) { 1034 foreach ( $comments as $comment ) { 1035 $comment_content = deslash( $comment->comment_content ); 1036 $comment_author = deslash( $comment->comment_author ); 1037 1038 $wpdb->update( $wpdb->comments, compact( 'comment_content', 'comment_author' ), array( 'comment_ID' => $comment->comment_ID ) ); 1039 } 1040 } 1041 1042 // Remove extraneous backslashes. 1043 $links = $wpdb->get_results( "SELECT link_id, link_name, link_description FROM $wpdb->links" ); 1044 if ( $links ) { 1045 foreach ( $links as $link ) { 1046 $link_name = deslash( $link->link_name ); 1047 $link_description = deslash( $link->link_description ); 1048 1049 $wpdb->update( $wpdb->links, compact( 'link_name', 'link_description' ), array( 'link_id' => $link->link_id ) ); 1050 } 1051 } 1052 1053 $active_plugins = __get_option( 'active_plugins' ); 1054 1055 /* 1056 * If plugins are not stored in an array, they're stored in the old 1057 * newline separated format. Convert to new format. 1058 */ 1059 if ( ! is_array( $active_plugins ) ) { 1060 $active_plugins = explode( "\n", trim( $active_plugins ) ); 1061 update_option( 'active_plugins', $active_plugins ); 1062 } 1063 1064 // Obsolete tables. 1065 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optionvalues' ); 1066 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optiontypes' ); 1067 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optiongroups' ); 1068 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optiongroup_options' ); 1069 1070 // Update comments table to use comment_type. 1071 $wpdb->query( "UPDATE $wpdb->comments SET comment_type='trackback', comment_content = REPLACE(comment_content, '<trackback />', '') WHERE comment_content LIKE '<trackback />%'" ); 1072 $wpdb->query( "UPDATE $wpdb->comments SET comment_type='pingback', comment_content = REPLACE(comment_content, '<pingback />', '') WHERE comment_content LIKE '<pingback />%'" ); 1073 1074 // Some versions have multiple duplicate option_name rows with the same values. 1075 $options = $wpdb->get_results( "SELECT option_name, COUNT(option_name) AS dupes FROM `$wpdb->options` GROUP BY option_name" ); 1076 foreach ( $options as $option ) { 1077 if ( 1 != $option->dupes ) { // Could this be done in the query? 1078 $limit = $option->dupes - 1; 1079 $dupe_ids = $wpdb->get_col( $wpdb->prepare( "SELECT option_id FROM $wpdb->options WHERE option_name = %s LIMIT %d", $option->option_name, $limit ) ); 1080 if ( $dupe_ids ) { 1081 $dupe_ids = join( ',', $dupe_ids ); 1082 $wpdb->query( "DELETE FROM $wpdb->options WHERE option_id IN ($dupe_ids)" ); 1083 } 1084 } 1085 } 1086 1087 make_site_theme(); 1088 } 1089 1090 /** 1091 * Execute changes made in WordPress 2.0. 1092 * 1093 * @ignore 1094 * @since 2.0.0 1095 * 1096 * @global wpdb $wpdb WordPress database abstraction object. 1097 * @global int $wp_current_db_version The old (current) database version. 1098 */ 1099 function upgrade_160() { 1100 global $wpdb, $wp_current_db_version; 1101 1102 populate_roles_160(); 1103 1104 $users = $wpdb->get_results( "SELECT * FROM $wpdb->users" ); 1105 foreach ( $users as $user ) : 1106 if ( ! empty( $user->user_firstname ) ) { 1107 update_user_meta( $user->ID, 'first_name', wp_slash( $user->user_firstname ) ); 1108 } 1109 if ( ! empty( $user->user_lastname ) ) { 1110 update_user_meta( $user->ID, 'last_name', wp_slash( $user->user_lastname ) ); 1111 } 1112 if ( ! empty( $user->user_nickname ) ) { 1113 update_user_meta( $user->ID, 'nickname', wp_slash( $user->user_nickname ) ); 1114 } 1115 if ( ! empty( $user->user_level ) ) { 1116 update_user_meta( $user->ID, $wpdb->prefix . 'user_level', $user->user_level ); 1117 } 1118 if ( ! empty( $user->user_icq ) ) { 1119 update_user_meta( $user->ID, 'icq', wp_slash( $user->user_icq ) ); 1120 } 1121 if ( ! empty( $user->user_aim ) ) { 1122 update_user_meta( $user->ID, 'aim', wp_slash( $user->user_aim ) ); 1123 } 1124 if ( ! empty( $user->user_msn ) ) { 1125 update_user_meta( $user->ID, 'msn', wp_slash( $user->user_msn ) ); 1126 } 1127 if ( ! empty( $user->user_yim ) ) { 1128 update_user_meta( $user->ID, 'yim', wp_slash( $user->user_icq ) ); 1129 } 1130 if ( ! empty( $user->user_description ) ) { 1131 update_user_meta( $user->ID, 'description', wp_slash( $user->user_description ) ); 1132 } 1133 1134 if ( isset( $user->user_idmode ) ) : 1135 $idmode = $user->user_idmode; 1136 if ( 'nickname' === $idmode ) { 1137 $id = $user->user_nickname; 1138 } 1139 if ( 'login' === $idmode ) { 1140 $id = $user->user_login; 1141 } 1142 if ( 'firstname' === $idmode ) { 1143 $id = $user->user_firstname; 1144 } 1145 if ( 'lastname' === $idmode ) { 1146 $id = $user->user_lastname; 1147 } 1148 if ( 'namefl' === $idmode ) { 1149 $id = $user->user_firstname . ' ' . $user->user_lastname; 1150 } 1151 if ( 'namelf' === $idmode ) { 1152 $id = $user->user_lastname . ' ' . $user->user_firstname; 1153 } 1154 if ( ! $idmode ) { 1155 $id = $user->user_nickname; 1156 } 1157 $wpdb->update( $wpdb->users, array( 'display_name' => $id ), array( 'ID' => $user->ID ) ); 1158 endif; 1159 1160 // FIXME: RESET_CAPS is temporary code to reset roles and caps if flag is set. 1161 $caps = get_user_meta( $user->ID, $wpdb->prefix . 'capabilities' ); 1162 if ( empty( $caps ) || defined( 'RESET_CAPS' ) ) { 1163 $level = get_user_meta( $user->ID, $wpdb->prefix . 'user_level', true ); 1164 $role = translate_level_to_role( $level ); 1165 update_user_meta( $user->ID, $wpdb->prefix . 'capabilities', array( $role => true ) ); 1166 } 1167 1168 endforeach; 1169 $old_user_fields = array( 'user_firstname', 'user_lastname', 'user_icq', 'user_aim', 'user_msn', 'user_yim', 'user_idmode', 'user_ip', 'user_domain', 'user_browser', 'user_description', 'user_nickname', 'user_level' ); 1170 $wpdb->hide_errors(); 1171 foreach ( $old_user_fields as $old ) { 1172 $wpdb->query( "ALTER TABLE $wpdb->users DROP $old" ); 1173 } 1174 $wpdb->show_errors(); 1175 1176 // Populate comment_count field of posts table. 1177 $comments = $wpdb->get_results( "SELECT comment_post_ID, COUNT(*) as c FROM $wpdb->comments WHERE comment_approved = '1' GROUP BY comment_post_ID" ); 1178 if ( is_array( $comments ) ) { 1179 foreach ( $comments as $comment ) { 1180 $wpdb->update( $wpdb->posts, array( 'comment_count' => $comment->c ), array( 'ID' => $comment->comment_post_ID ) ); 1181 } 1182 } 1183 1184 /* 1185 * Some alpha versions used a post status of object instead of attachment 1186 * and put the mime type in post_type instead of post_mime_type. 1187 */ 1188 if ( $wp_current_db_version > 2541 && $wp_current_db_version <= 3091 ) { 1189 $objects = $wpdb->get_results( "SELECT ID, post_type FROM $wpdb->posts WHERE post_status = 'object'" ); 1190 foreach ( $objects as $object ) { 1191 $wpdb->update( 1192 $wpdb->posts, 1193 array( 1194 'post_status' => 'attachment', 1195 'post_mime_type' => $object->post_type, 1196 'post_type' => '', 1197 ), 1198 array( 'ID' => $object->ID ) 1199 ); 1200 1201 $meta = get_post_meta( $object->ID, 'imagedata', true ); 1202 if ( ! empty( $meta['file'] ) ) { 1203 update_attached_file( $object->ID, $meta['file'] ); 1204 } 1205 } 1206 } 1207 } 1208 1209 /** 1210 * Execute changes made in WordPress 2.1. 1211 * 1212 * @ignore 1213 * @since 2.1.0 1214 * 1215 * @global int $wp_current_db_version The old (current) database version. 1216 * @global wpdb $wpdb WordPress database abstraction object. 1217 */ 1218 function upgrade_210() { 1219 global $wp_current_db_version, $wpdb; 1220 1221 if ( $wp_current_db_version < 3506 ) { 1222 // Update status and type. 1223 $posts = $wpdb->get_results( "SELECT ID, post_status FROM $wpdb->posts" ); 1224 1225 if ( ! empty( $posts ) ) { 1226 foreach ( $posts as $post ) { 1227 $status = $post->post_status; 1228 $type = 'post'; 1229 1230 if ( 'static' === $status ) { 1231 $status = 'publish'; 1232 $type = 'page'; 1233 } elseif ( 'attachment' === $status ) { 1234 $status = 'inherit'; 1235 $type = 'attachment'; 1236 } 1237 1238 $wpdb->query( $wpdb->prepare( "UPDATE $wpdb->posts SET post_status = %s, post_type = %s WHERE ID = %d", $status, $type, $post->ID ) ); 1239 } 1240 } 1241 } 1242 1243 if ( $wp_current_db_version < 3845 ) { 1244 populate_roles_210(); 1245 } 1246 1247 if ( $wp_current_db_version < 3531 ) { 1248 // Give future posts a post_status of future. 1249 $now = gmdate( 'Y-m-d H:i:59' ); 1250 $wpdb->query( "UPDATE $wpdb->posts SET post_status = 'future' WHERE post_status = 'publish' AND post_date_gmt > '$now'" ); 1251 1252 $posts = $wpdb->get_results( "SELECT ID, post_date FROM $wpdb->posts WHERE post_status ='future'" ); 1253 if ( ! empty( $posts ) ) { 1254 foreach ( $posts as $post ) { 1255 wp_schedule_single_event( mysql2date( 'U', $post->post_date, false ), 'publish_future_post', array( $post->ID ) ); 1256 } 1257 } 1258 } 1259 } 1260 1261 /** 1262 * Execute changes made in WordPress 2.3. 1263 * 1264 * @ignore 1265 * @since 2.3.0 1266 * 1267 * @global int $wp_current_db_version The old (current) database version. 1268 * @global wpdb $wpdb WordPress database abstraction object. 1269 */ 1270 function upgrade_230() { 1271 global $wp_current_db_version, $wpdb; 1272 1273 if ( $wp_current_db_version < 5200 ) { 1274 populate_roles_230(); 1275 } 1276 1277 // Convert categories to terms. 1278 $tt_ids = array(); 1279 $have_tags = false; 1280 $categories = $wpdb->get_results( "SELECT * FROM $wpdb->categories ORDER BY cat_ID" ); 1281 foreach ( $categories as $category ) { 1282 $term_id = (int) $category->cat_ID; 1283 $name = $category->cat_name; 1284 $description = $category->category_description; 1285 $slug = $category->category_nicename; 1286 $parent = $category->category_parent; 1287 $term_group = 0; 1288 1289 // Associate terms with the same slug in a term group and make slugs unique. 1290 $exists = $wpdb->get_results( $wpdb->prepare( "SELECT term_id, term_group FROM $wpdb->terms WHERE slug = %s", $slug ) ); 1291 if ( $exists ) { 1292 $term_group = $exists[0]->term_group; 1293 $id = $exists[0]->term_id; 1294 $num = 2; 1295 do { 1296 $alt_slug = $slug . "-$num"; 1297 $num++; 1298 $slug_check = $wpdb->get_var( $wpdb->prepare( "SELECT slug FROM $wpdb->terms WHERE slug = %s", $alt_slug ) ); 1299 } while ( $slug_check ); 1300 1301 $slug = $alt_slug; 1302 1303 if ( empty( $term_group ) ) { 1304 $term_group = $wpdb->get_var( "SELECT MAX(term_group) FROM $wpdb->terms GROUP BY term_group" ) + 1; 1305 $wpdb->query( $wpdb->prepare( "UPDATE $wpdb->terms SET term_group = %d WHERE term_id = %d", $term_group, $id ) ); 1306 } 1307 } 1308 1309 $wpdb->query( 1310 $wpdb->prepare( 1311 "INSERT INTO $wpdb->terms (term_id, name, slug, term_group) VALUES 1312 (%d, %s, %s, %d)", 1313 $term_id, 1314 $name, 1315 $slug, 1316 $term_group 1317 ) 1318 ); 1319 1320 $count = 0; 1321 if ( ! empty( $category->category_count ) ) { 1322 $count = (int) $category->category_count; 1323 $taxonomy = 'category'; 1324 $wpdb->query( $wpdb->prepare( "INSERT INTO $wpdb->term_taxonomy (term_id, taxonomy, description, parent, count) VALUES ( %d, %s, %s, %d, %d)", $term_id, $taxonomy, $description, $parent, $count ) ); 1325 $tt_ids[ $term_id ][ $taxonomy ] = (int) $wpdb->insert_id; 1326 } 1327 1328 if ( ! empty( $category->link_count ) ) { 1329 $count = (int) $category->link_count; 1330 $taxonomy = 'link_category'; 1331 $wpdb->query( $wpdb->prepare( "INSERT INTO $wpdb->term_taxonomy (term_id, taxonomy, description, parent, count) VALUES ( %d, %s, %s, %d, %d)", $term_id, $taxonomy, $description, $parent, $count ) ); 1332 $tt_ids[ $term_id ][ $taxonomy ] = (int) $wpdb->insert_id; 1333 } 1334 1335 if ( ! empty( $category->tag_count ) ) { 1336 $have_tags = true; 1337 $count = (int) $category->tag_count; 1338 $taxonomy = 'post_tag'; 1339 $wpdb->insert( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent', 'count' ) ); 1340 $tt_ids[ $term_id ][ $taxonomy ] = (int) $wpdb->insert_id; 1341 } 1342 1343 if ( empty( $count ) ) { 1344 $count = 0; 1345 $taxonomy = 'category'; 1346 $wpdb->insert( $wpdb->term_taxonomy, compact( 'term_id', 'taxonomy', 'description', 'parent', 'count' ) ); 1347 $tt_ids[ $term_id ][ $taxonomy ] = (int) $wpdb->insert_id; 1348 } 1349 } 1350 1351 $select = 'post_id, category_id'; 1352 if ( $have_tags ) { 1353 $select .= ', rel_type'; 1354 } 1355 1356 $posts = $wpdb->get_results( "SELECT $select FROM $wpdb->post2cat GROUP BY post_id, category_id" ); 1357 foreach ( $posts as $post ) { 1358 $post_id = (int) $post->post_id; 1359 $term_id = (int) $post->category_id; 1360 $taxonomy = 'category'; 1361 if ( ! empty( $post->rel_type ) && 'tag' === $post->rel_type ) { 1362 $taxonomy = 'tag'; 1363 } 1364 $tt_id = $tt_ids[ $term_id ][ $taxonomy ]; 1365 if ( empty( $tt_id ) ) { 1366 continue; 1367 } 1368 1369 $wpdb->insert( 1370 $wpdb->term_relationships, 1371 array( 1372 'object_id' => $post_id, 1373 'term_taxonomy_id' => $tt_id, 1374 ) 1375 ); 1376 } 1377 1378 // < 3570 we used linkcategories. >= 3570 we used categories and link2cat. 1379 if ( $wp_current_db_version < 3570 ) { 1380 /* 1381 * Create link_category terms for link categories. Create a map of link 1382 * category IDs to link_category terms. 1383 */ 1384 $link_cat_id_map = array(); 1385 $default_link_cat = 0; 1386 $tt_ids = array(); 1387 $link_cats = $wpdb->get_results( 'SELECT cat_id, cat_name FROM ' . $wpdb->prefix . 'linkcategories' ); 1388 foreach ( $link_cats as $category ) { 1389 $cat_id = (int) $category->cat_id; 1390 $term_id = 0; 1391 $name = wp_slash( $category->cat_name ); 1392 $slug = sanitize_title( $name ); 1393 $term_group = 0; 1394 1395 // Associate terms with the same slug in a term group and make slugs unique. 1396 $exists = $wpdb->get_results( $wpdb->prepare( "SELECT term_id, term_group FROM $wpdb->terms WHERE slug = %s", $slug ) ); 1397 if ( $exists ) { 1398 $term_group = $exists[0]->term_group; 1399 $term_id = $exists[0]->term_id; 1400 } 1401 1402 if ( empty( $term_id ) ) { 1403 $wpdb->insert( $wpdb->terms, compact( 'name', 'slug', 'term_group' ) ); 1404 $term_id = (int) $wpdb->insert_id; 1405 } 1406 1407 $link_cat_id_map[ $cat_id ] = $term_id; 1408 $default_link_cat = $term_id; 1409 1410 $wpdb->insert( 1411 $wpdb->term_taxonomy, 1412 array( 1413 'term_id' => $term_id, 1414 'taxonomy' => 'link_category', 1415 'description' => '', 1416 'parent' => 0, 1417 'count' => 0, 1418 ) 1419 ); 1420 $tt_ids[ $term_id ] = (int) $wpdb->insert_id; 1421 } 1422 1423 // Associate links to categories. 1424 $links = $wpdb->get_results( "SELECT link_id, link_category FROM $wpdb->links" ); 1425 if ( ! empty( $links ) ) { 1426 foreach ( $links as $link ) { 1427 if ( 0 == $link->link_category ) { 1428 continue; 1429 } 1430 if ( ! isset( $link_cat_id_map[ $link->link_category ] ) ) { 1431 continue; 1432 } 1433 $term_id = $link_cat_id_map[ $link->link_category ]; 1434 $tt_id = $tt_ids[ $term_id ]; 1435 if ( empty( $tt_id ) ) { 1436 continue; 1437 } 1438 1439 $wpdb->insert( 1440 $wpdb->term_relationships, 1441 array( 1442 'object_id' => $link->link_id, 1443 'term_taxonomy_id' => $tt_id, 1444 ) 1445 ); 1446 } 1447 } 1448 1449 // Set default to the last category we grabbed during the upgrade loop. 1450 update_option( 'default_link_category', $default_link_cat ); 1451 } else { 1452 $links = $wpdb->get_results( "SELECT link_id, category_id FROM $wpdb->link2cat GROUP BY link_id, category_id" ); 1453 foreach ( $links as $link ) { 1454 $link_id = (int) $link->link_id; 1455 $term_id = (int) $link->category_id; 1456 $taxonomy = 'link_category'; 1457 $tt_id = $tt_ids[ $term_id ][ $taxonomy ]; 1458 if ( empty( $tt_id ) ) { 1459 continue; 1460 } 1461 $wpdb->insert( 1462 $wpdb->term_relationships, 1463 array( 1464 'object_id' => $link_id, 1465 'term_taxonomy_id' => $tt_id, 1466 ) 1467 ); 1468 } 1469 } 1470 1471 if ( $wp_current_db_version < 4772 ) { 1472 // Obsolete linkcategories table. 1473 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'linkcategories' ); 1474 } 1475 1476 // Recalculate all counts. 1477 $terms = $wpdb->get_results( "SELECT term_taxonomy_id, taxonomy FROM $wpdb->term_taxonomy" ); 1478 foreach ( (array) $terms as $term ) { 1479 if ( 'post_tag' === $term->taxonomy || 'category' === $term->taxonomy ) { 1480 $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships, $wpdb->posts WHERE $wpdb->posts.ID = $wpdb->term_relationships.object_id AND post_status = 'publish' AND post_type = 'post' AND term_taxonomy_id = %d", $term->term_taxonomy_id ) ); 1481 } else { 1482 $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term->term_taxonomy_id ) ); 1483 } 1484 $wpdb->update( $wpdb->term_taxonomy, array( 'count' => $count ), array( 'term_taxonomy_id' => $term->term_taxonomy_id ) ); 1485 } 1486 } 1487 1488 /** 1489 * Remove old options from the database. 1490 * 1491 * @ignore 1492 * @since 2.3.0 1493 * 1494 * @global wpdb $wpdb WordPress database abstraction object. 1495 */ 1496 function upgrade_230_options_table() { 1497 global $wpdb; 1498 $old_options_fields = array( 'option_can_override', 'option_type', 'option_width', 'option_height', 'option_description', 'option_admin_level' ); 1499 $wpdb->hide_errors(); 1500 foreach ( $old_options_fields as $old ) { 1501 $wpdb->query( "ALTER TABLE $wpdb->options DROP $old" ); 1502 } 1503 $wpdb->show_errors(); 1504 } 1505 1506 /** 1507 * Remove old categories, link2cat, and post2cat database tables. 1508 * 1509 * @ignore 1510 * @since 2.3.0 1511 * 1512 * @global wpdb $wpdb WordPress database abstraction object. 1513 */ 1514 function upgrade_230_old_tables() { 1515 global $wpdb; 1516 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'categories' ); 1517 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'link2cat' ); 1518 $wpdb->query( 'DROP TABLE IF EXISTS ' . $wpdb->prefix . 'post2cat' ); 1519 } 1520 1521 /** 1522 * Upgrade old slugs made in version 2.2. 1523 * 1524 * @ignore 1525 * @since 2.2.0 1526 * 1527 * @global wpdb $wpdb WordPress database abstraction object. 1528 */ 1529 function upgrade_old_slugs() { 1530 // Upgrade people who were using the Redirect Old Slugs plugin. 1531 global $wpdb; 1532 $wpdb->query( "UPDATE $wpdb->postmeta SET meta_key = '_wp_old_slug' WHERE meta_key = 'old_slug'" ); 1533 } 1534 1535 /** 1536 * Execute changes made in WordPress 2.5.0. 1537 * 1538 * @ignore 1539 * @since 2.5.0 1540 * 1541 * @global int $wp_current_db_version The old (current) database version. 1542 */ 1543 function upgrade_250() { 1544 global $wp_current_db_version; 1545 1546 if ( $wp_current_db_version < 6689 ) { 1547 populate_roles_250(); 1548 } 1549 1550 } 1551 1552 /** 1553 * Execute changes made in WordPress 2.5.2. 1554 * 1555 * @ignore 1556 * @since 2.5.2 1557 * 1558 * @global wpdb $wpdb WordPress database abstraction object. 1559 */ 1560 function upgrade_252() { 1561 global $wpdb; 1562 1563 $wpdb->query( "UPDATE $wpdb->users SET user_activation_key = ''" ); 1564 } 1565 1566 /** 1567 * Execute changes made in WordPress 2.6. 1568 * 1569 * @ignore 1570 * @since 2.6.0 1571 * 1572 * @global int $wp_current_db_version The old (current) database version. 1573 */ 1574 function upgrade_260() { 1575 global $wp_current_db_version; 1576 1577 if ( $wp_current_db_version < 8000 ) { 1578 populate_roles_260(); 1579 } 1580 } 1581 1582 /** 1583 * Execute changes made in WordPress 2.7. 1584 * 1585 * @ignore 1586 * @since 2.7.0 1587 * 1588 * @global int $wp_current_db_version The old (current) database version. 1589 * @global wpdb $wpdb WordPress database abstraction object. 1590 */ 1591 function upgrade_270() { 1592 global $wp_current_db_version, $wpdb; 1593 1594 if ( $wp_current_db_version < 8980 ) { 1595 populate_roles_270(); 1596 } 1597 1598 // Update post_date for unpublished posts with empty timestamp. 1599 if ( $wp_current_db_version < 8921 ) { 1600 $wpdb->query( "UPDATE $wpdb->posts SET post_date = post_modified WHERE post_date = '0000-00-00 00:00:00'" ); 1601 } 1602 } 1603 1604 /** 1605 * Execute changes made in WordPress 2.8. 1606 * 1607 * @ignore 1608 * @since 2.8.0 1609 * 1610 * @global int $wp_current_db_version The old (current) database version. 1611 * @global wpdb $wpdb WordPress database abstraction object. 1612 */ 1613 function upgrade_280() { 1614 global $wp_current_db_version, $wpdb; 1615 1616 if ( $wp_current_db_version < 10360 ) { 1617 populate_roles_280(); 1618 } 1619 if ( is_multisite() ) { 1620 $start = 0; 1621 while ( $rows = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options ORDER BY option_id LIMIT $start, 20" ) ) { 1622 foreach ( $rows as $row ) { 1623 $value = $row->option_value; 1624 if ( ! @unserialize( $value ) ) { 1625 $value = stripslashes( $value ); 1626 } 1627 if ( $value !== $row->option_value ) { 1628 update_option( $row->option_name, $value ); 1629 } 1630 } 1631 $start += 20; 1632 } 1633 clean_blog_cache( get_current_blog_id() ); 1634 } 1635 } 1636 1637 /** 1638 * Execute changes made in WordPress 2.9. 1639 * 1640 * @ignore 1641 * @since 2.9.0 1642 * 1643 * @global int $wp_current_db_version The old (current) database version. 1644 */ 1645 function upgrade_290() { 1646 global $wp_current_db_version; 1647 1648 if ( $wp_current_db_version < 11958 ) { 1649 // Previously, setting depth to 1 would redundantly disable threading, 1650 // but now 2 is the minimum depth to avoid confusion. 1651 if ( get_option( 'thread_comments_depth' ) == '1' ) { 1652 update_option( 'thread_comments_depth', 2 ); 1653 update_option( 'thread_comments', 0 ); 1654 } 1655 } 1656 } 1657 1658 /** 1659 * Execute changes made in WordPress 3.0. 1660 * 1661 * @ignore 1662 * @since 3.0.0 1663 * 1664 * @global int $wp_current_db_version The old (current) database version. 1665 * @global wpdb $wpdb WordPress database abstraction object. 1666 */ 1667 function upgrade_300() { 1668 global $wp_current_db_version, $wpdb; 1669 1670 if ( $wp_current_db_version < 15093 ) { 1671 populate_roles_300(); 1672 } 1673 1674 if ( $wp_current_db_version < 14139 && is_multisite() && is_main_site() && ! defined( 'MULTISITE' ) && get_site_option( 'siteurl' ) === false ) { 1675 add_site_option( 'siteurl', '' ); 1676 } 1677 1678 // 3.0 screen options key name changes. 1679 if ( wp_should_upgrade_global_tables() ) { 1680 $sql = "DELETE FROM $wpdb->usermeta 1681 WHERE meta_key LIKE %s 1682 OR meta_key LIKE %s 1683 OR meta_key LIKE %s 1684 OR meta_key LIKE %s 1685 OR meta_key LIKE %s 1686 OR meta_key LIKE %s 1687 OR meta_key = 'manageedittagscolumnshidden' 1688 OR meta_key = 'managecategoriescolumnshidden' 1689 OR meta_key = 'manageedit-tagscolumnshidden' 1690 OR meta_key = 'manageeditcolumnshidden' 1691 OR meta_key = 'categories_per_page' 1692 OR meta_key = 'edit_tags_per_page'"; 1693 $prefix = $wpdb->esc_like( $wpdb->base_prefix ); 1694 $wpdb->query( 1695 $wpdb->prepare( 1696 $sql, 1697 $prefix . '%' . $wpdb->esc_like( 'meta-box-hidden' ) . '%', 1698 $prefix . '%' . $wpdb->esc_like( 'closedpostboxes' ) . '%', 1699 $prefix . '%' . $wpdb->esc_like( 'manage-' ) . '%' . $wpdb->esc_like( '-columns-hidden' ) . '%', 1700 $prefix . '%' . $wpdb->esc_like( 'meta-box-order' ) . '%', 1701 $prefix . '%' . $wpdb->esc_like( 'metaboxorder' ) . '%', 1702 $prefix . '%' . $wpdb->esc_like( 'screen_layout' ) . '%' 1703 ) 1704 ); 1705 } 1706 1707 } 1708 1709 /** 1710 * Execute changes made in WordPress 3.3. 1711 * 1712 * @ignore 1713 * @since 3.3.0 1714 * 1715 * @global int $wp_current_db_version The old (current) database version. 1716 * @global wpdb $wpdb WordPress database abstraction object. 1717 * @global array $wp_registered_widgets 1718 * @global array $sidebars_widgets 1719 */ 1720 function upgrade_330() { 1721 global $wp_current_db_version, $wpdb, $wp_registered_widgets, $sidebars_widgets; 1722 1723 if ( $wp_current_db_version < 19061 && wp_should_upgrade_global_tables() ) { 1724 $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key IN ('show_admin_bar_admin', 'plugins_last_view')" ); 1725 } 1726 1727 if ( $wp_current_db_version >= 11548 ) { 1728 return; 1729 } 1730 1731 $sidebars_widgets = get_option( 'sidebars_widgets', array() ); 1732 $_sidebars_widgets = array(); 1733 1734 if ( isset( $sidebars_widgets['wp_inactive_widgets'] ) || empty( $sidebars_widgets ) ) { 1735 $sidebars_widgets['array_version'] = 3; 1736 } elseif ( ! isset( $sidebars_widgets['array_version'] ) ) { 1737 $sidebars_widgets['array_version'] = 1; 1738 } 1739 1740 switch ( $sidebars_widgets['array_version'] ) { 1741 case 1: 1742 foreach ( (array) $sidebars_widgets as $index => $sidebar ) { 1743 if ( is_array( $sidebar ) ) { 1744 foreach ( (array) $sidebar as $i => $name ) { 1745 $id = strtolower( $name ); 1746 if ( isset( $wp_registered_widgets[ $id ] ) ) { 1747 $_sidebars_widgets[ $index ][ $i ] = $id; 1748 continue; 1749 } 1750 $id = sanitize_title( $name ); 1751 if ( isset( $wp_registered_widgets[ $id ] ) ) { 1752 $_sidebars_widgets[ $index ][ $i ] = $id; 1753 continue; 1754 } 1755 1756 $found = false; 1757 1758 foreach ( $wp_registered_widgets as $widget_id => $widget ) { 1759 if ( strtolower( $widget['name'] ) == strtolower( $name ) ) { 1760 $_sidebars_widgets[ $index ][ $i ] = $widget['id']; 1761 $found = true; 1762 break; 1763 } elseif ( sanitize_title( $widget['name'] ) == sanitize_title( $name ) ) { 1764 $_sidebars_widgets[ $index ][ $i ] = $widget['id']; 1765 $found = true; 1766 break; 1767 } 1768 } 1769 1770 if ( $found ) { 1771 continue; 1772 } 1773 1774 unset( $_sidebars_widgets[ $index ][ $i ] ); 1775 } 1776 } 1777 } 1778 $_sidebars_widgets['array_version'] = 2; 1779 $sidebars_widgets = $_sidebars_widgets; 1780 unset( $_sidebars_widgets ); 1781 1782 // Intentional fall-through to upgrade to the next version. 1783 case 2: 1784 $sidebars_widgets = retrieve_widgets(); 1785 $sidebars_widgets['array_version'] = 3; 1786 update_option( 'sidebars_widgets', $sidebars_widgets ); 1787 } 1788 } 1789 1790 /** 1791 * Execute changes made in WordPress 3.4. 1792 * 1793 * @ignore 1794 * @since 3.4.0 1795 * 1796 * @global int $wp_current_db_version The old (current) database version. 1797 * @global wpdb $wpdb WordPress database abstraction object. 1798 */ 1799 function upgrade_340() { 1800 global $wp_current_db_version, $wpdb; 1801 1802 if ( $wp_current_db_version < 19798 ) { 1803 $wpdb->hide_errors(); 1804 $wpdb->query( "ALTER TABLE $wpdb->options DROP COLUMN blog_id" ); 1805 $wpdb->show_errors(); 1806 } 1807 1808 if ( $wp_current_db_version < 19799 ) { 1809 $wpdb->hide_errors(); 1810 $wpdb->query( "ALTER TABLE $wpdb->comments DROP INDEX comment_approved" ); 1811 $wpdb->show_errors(); 1812 } 1813 1814 if ( $wp_current_db_version < 20022 && wp_should_upgrade_global_tables() ) { 1815 $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key = 'themes_last_view'" ); 1816 } 1817 1818 if ( $wp_current_db_version < 20080 ) { 1819 if ( 'yes' === $wpdb->get_var( "SELECT autoload FROM $wpdb->options WHERE option_name = 'uninstall_plugins'" ) ) { 1820 $uninstall_plugins = get_option( 'uninstall_plugins' ); 1821 delete_option( 'uninstall_plugins' ); 1822 add_option( 'uninstall_plugins', $uninstall_plugins, null, 'no' ); 1823 } 1824 } 1825 } 1826 1827 /** 1828 * Execute changes made in WordPress 3.5. 1829 * 1830 * @ignore 1831 * @since 3.5.0 1832 * 1833 * @global int $wp_current_db_version The old (current) database version. 1834 * @global wpdb $wpdb WordPress database abstraction object. 1835 */ 1836 function upgrade_350() { 1837 global $wp_current_db_version, $wpdb; 1838 1839 if ( $wp_current_db_version < 22006 && $wpdb->get_var( "SELECT link_id FROM $wpdb->links LIMIT 1" ) ) { 1840 update_option( 'link_manager_enabled', 1 ); // Previously set to 0 by populate_options(). 1841 } 1842 1843 if ( $wp_current_db_version < 21811 && wp_should_upgrade_global_tables() ) { 1844 $meta_keys = array(); 1845 foreach ( array_merge( get_post_types(), get_taxonomies() ) as $name ) { 1846 if ( false !== strpos( $name, '-' ) ) { 1847 $meta_keys[] = 'edit_' . str_replace( '-', '_', $name ) . '_per_page'; 1848 } 1849 } 1850 if ( $meta_keys ) { 1851 $meta_keys = implode( "', '", $meta_keys ); 1852 $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key IN ('$meta_keys')" ); 1853 } 1854 } 1855 1856 if ( $wp_current_db_version < 22422 ) { 1857 $term = get_term_by( 'slug', 'post-format-standard', 'post_format' ); 1858 if ( $term ) { 1859 wp_delete_term( $term->term_id, 'post_format' ); 1860 } 1861 } 1862 } 1863 1864 /** 1865 * Execute changes made in WordPress 3.7. 1866 * 1867 * @ignore 1868 * @since 3.7.0 1869 * 1870 * @global int $wp_current_db_version The old (current) database version. 1871 */ 1872 function upgrade_370() { 1873 global $wp_current_db_version; 1874 1875 if ( $wp_current_db_version < 25824 ) { 1876 wp_clear_scheduled_hook( 'wp_auto_updates_maybe_update' ); 1877 } 1878 } 1879 1880 /** 1881 * Execute changes made in WordPress 3.7.2. 1882 * 1883 * @ignore 1884 * @since 3.7.2 1885 * @since 3.8.0 1886 * 1887 * @global int $wp_current_db_version The old (current) database version. 1888 */ 1889 function upgrade_372() { 1890 global $wp_current_db_version; 1891 1892 if ( $wp_current_db_version < 26148 ) { 1893 wp_clear_scheduled_hook( 'wp_maybe_auto_update' ); 1894 } 1895 } 1896 1897 /** 1898 * Execute changes made in WordPress 3.8.0. 1899 * 1900 * @ignore 1901 * @since 3.8.0 1902 * 1903 * @global int $wp_current_db_version The old (current) database version. 1904 */ 1905 function upgrade_380() { 1906 global $wp_current_db_version; 1907 1908 if ( $wp_current_db_version < 26691 ) { 1909 deactivate_plugins( array( 'mp6/mp6.php' ), true ); 1910 } 1911 } 1912 1913 /** 1914 * Execute changes made in WordPress 4.0.0. 1915 * 1916 * @ignore 1917 * @since 4.0.0 1918 * 1919 * @global int $wp_current_db_version The old (current) database version. 1920 */ 1921 function upgrade_400() { 1922 global $wp_current_db_version; 1923 1924 if ( $wp_current_db_version < 29630 ) { 1925 if ( ! is_multisite() && false === get_option( 'WPLANG' ) ) { 1926 if ( defined( 'WPLANG' ) && ( '' !== WPLANG ) && in_array( WPLANG, get_available_languages(), true ) ) { 1927 update_option( 'WPLANG', WPLANG ); 1928 } else { 1929 update_option( 'WPLANG', '' ); 1930 } 1931 } 1932 } 1933 } 1934 1935 /** 1936 * Execute changes made in WordPress 4.2.0. 1937 * 1938 * @ignore 1939 * @since 4.2.0 1940 */ 1941 function upgrade_420() {} 1942 1943 /** 1944 * Executes changes made in WordPress 4.3.0. 1945 * 1946 * @ignore 1947 * @since 4.3.0 1948 * 1949 * @global int $wp_current_db_version The old (current) database version. 1950 * @global wpdb $wpdb WordPress database abstraction object. 1951 */ 1952 function upgrade_430() { 1953 global $wp_current_db_version, $wpdb; 1954 1955 if ( $wp_current_db_version < 32364 ) { 1956 upgrade_430_fix_comments(); 1957 } 1958 1959 // Shared terms are split in a separate process. 1960 if ( $wp_current_db_version < 32814 ) { 1961 update_option( 'finished_splitting_shared_terms', 0 ); 1962 wp_schedule_single_event( time() + ( 1 * MINUTE_IN_SECONDS ), 'wp_split_shared_term_batch' ); 1963 } 1964 1965 if ( $wp_current_db_version < 33055 && 'utf8mb4' === $wpdb->charset ) { 1966 if ( is_multisite() ) { 1967 $tables = $wpdb->tables( 'blog' ); 1968 } else { 1969 $tables = $wpdb->tables( 'all' ); 1970 if ( ! wp_should_upgrade_global_tables() ) { 1971 $global_tables = $wpdb->tables( 'global' ); 1972 $tables = array_diff_assoc( $tables, $global_tables ); 1973 } 1974 } 1975 1976 foreach ( $tables as $table ) { 1977 maybe_convert_table_to_utf8mb4( $table ); 1978 } 1979 } 1980 } 1981 1982 /** 1983 * Executes comments changes made in WordPress 4.3.0. 1984 * 1985 * @ignore 1986 * @since 4.3.0 1987 * 1988 * @global wpdb $wpdb WordPress database abstraction object. 1989 */ 1990 function upgrade_430_fix_comments() { 1991 global $wpdb; 1992 1993 $content_length = $wpdb->get_col_length( $wpdb->comments, 'comment_content' ); 1994 1995 if ( is_wp_error( $content_length ) ) { 1996 return; 1997 } 1998 1999 if ( false === $content_length ) { 2000 $content_length = array( 2001 'type' => 'byte', 2002 'length' => 65535, 2003 ); 2004 } elseif ( ! is_array( $content_length ) ) { 2005 $length = (int) $content_length > 0 ? (int) $content_length : 65535; 2006 $content_length = array( 2007 'type' => 'byte', 2008 'length' => $length, 2009 ); 2010 } 2011 2012 if ( 'byte' !== $content_length['type'] || 0 === $content_length['length'] ) { 2013 // Sites with malformed DB schemas are on their own. 2014 return; 2015 } 2016 2017 $allowed_length = intval( $content_length['length'] ) - 10; 2018 2019 $comments = $wpdb->get_results( 2020 "SELECT `comment_ID` FROM `{$wpdb->comments}` 2021 WHERE `comment_date_gmt` > '2015-04-26' 2022 AND LENGTH( `comment_content` ) >= {$allowed_length} 2023 AND ( `comment_content` LIKE '%<%' OR `comment_content` LIKE '%>%' )" 2024 ); 2025 2026 foreach ( $comments as $comment ) { 2027 wp_delete_comment( $comment->comment_ID, true ); 2028 } 2029 } 2030 2031 /** 2032 * Executes changes made in WordPress 4.3.1. 2033 * 2034 * @ignore 2035 * @since 4.3.1 2036 */ 2037 function upgrade_431() { 2038 // Fix incorrect cron entries for term splitting. 2039 $cron_array = _get_cron_array(); 2040 if ( isset( $cron_array['wp_batch_split_terms'] ) ) { 2041 unset( $cron_array['wp_batch_split_terms'] ); 2042 _set_cron_array( $cron_array ); 2043 } 2044 } 2045 2046 /** 2047 * Executes changes made in WordPress 4.4.0. 2048 * 2049 * @ignore 2050 * @since 4.4.0 2051 * 2052 * @global int $wp_current_db_version The old (current) database version. 2053 * @global wpdb $wpdb WordPress database abstraction object. 2054 */ 2055 function upgrade_440() { 2056 global $wp_current_db_version, $wpdb; 2057 2058 if ( $wp_current_db_version < 34030 ) { 2059 $wpdb->query( "ALTER TABLE {$wpdb->options} MODIFY option_name VARCHAR(191)" ); 2060 } 2061 2062 // Remove the unused 'add_users' role. 2063 $roles = wp_roles(); 2064 foreach ( $roles->role_objects as $role ) { 2065 if ( $role->has_cap( 'add_users' ) ) { 2066 $role->remove_cap( 'add_users' ); 2067 } 2068 } 2069 } 2070 2071 /** 2072 * Executes changes made in WordPress 4.5.0. 2073 * 2074 * @ignore 2075 * @since 4.5.0 2076 * 2077 * @global int $wp_current_db_version The old (current) database version. 2078 * @global wpdb $wpdb WordPress database abstraction object. 2079 */ 2080 function upgrade_450() { 2081 global $wp_current_db_version, $wpdb; 2082 2083 if ( $wp_current_db_version < 36180 ) { 2084 wp_clear_scheduled_hook( 'wp_maybe_auto_update' ); 2085 } 2086 2087 // Remove unused email confirmation options, moved to usermeta. 2088 if ( $wp_current_db_version < 36679 && is_multisite() ) { 2089 $wpdb->query( "DELETE FROM $wpdb->options WHERE option_name REGEXP '^[0-9]+_new_email$'" ); 2090 } 2091 2092 // Remove unused user setting for wpLink. 2093 delete_user_setting( 'wplink' ); 2094 } 2095 2096 /** 2097 * Executes changes made in WordPress 4.6.0. 2098 * 2099 * @ignore 2100 * @since 4.6.0 2101 * 2102 * @global int $wp_current_db_version The old (current) database version. 2103 */ 2104 function upgrade_460() { 2105 global $wp_current_db_version; 2106 2107 // Remove unused post meta. 2108 if ( $wp_current_db_version < 37854 ) { 2109 delete_post_meta_by_key( '_post_restored_from' ); 2110 } 2111 2112 // Remove plugins with callback as an array object/method as the uninstall hook, see #13786. 2113 if ( $wp_current_db_version < 37965 ) { 2114 $uninstall_plugins = get_option( 'uninstall_plugins', array() ); 2115 2116 if ( ! empty( $uninstall_plugins ) ) { 2117 foreach ( $uninstall_plugins as $basename => $callback ) { 2118 if ( is_array( $callback ) && is_object( $callback[0] ) ) { 2119 unset( $uninstall_plugins[ $basename ] ); 2120 } 2121 } 2122 2123 update_option( 'uninstall_plugins', $uninstall_plugins ); 2124 } 2125 } 2126 } 2127 2128 /** 2129 * Executes changes made in WordPress 5.0.0. 2130 * 2131 * @ignore 2132 * @since 5.0.0 2133 * @deprecated 5.1.0 2134 */ 2135 function upgrade_500() { 2136 } 2137 2138 /** 2139 * Executes changes made in WordPress 5.1.0. 2140 * 2141 * @ignore 2142 * @since 5.1.0 2143 */ 2144 function upgrade_510() { 2145 delete_site_option( 'upgrade_500_was_gutenberg_active' ); 2146 } 2147 2148 /** 2149 * Executes changes made in WordPress 5.3.0. 2150 * 2151 * @ignore 2152 * @since 5.3.0 2153 */ 2154 function upgrade_530() { 2155 /* 2156 * The `admin_email_lifespan` option may have been set by an admin that just logged in, 2157 * saw the verification screen, clicked on a button there, and is now upgrading the db, 2158 * or by populate_options() that is called earlier in upgrade_all(). 2159 * In the second case `admin_email_lifespan` should be reset so the verification screen 2160 * is shown next time an admin logs in. 2161 */ 2162 if ( function_exists( 'current_user_can' ) && ! current_user_can( 'manage_options' ) ) { 2163 update_option( 'admin_email_lifespan', 0 ); 2164 } 2165 } 2166 2167 /** 2168 * Executes changes made in WordPress 5.5.0. 2169 * 2170 * @ignore 2171 * @since 5.5.0 2172 */ 2173 function upgrade_550() { 2174 global $wp_current_db_version; 2175 2176 if ( $wp_current_db_version < 48121 ) { 2177 update_option( 'finished_updating_comment_type', 0 ); 2178 wp_schedule_single_event( time() + ( 1 * MINUTE_IN_SECONDS ), 'wp_update_comment_type_batch' ); 2179 2180 $comment_previously_approved = get_option( 'comment_whitelist', '' ); 2181 update_option( 'comment_previously_approved', $comment_previously_approved ); 2182 delete_option( 'comment_whitelist' ); 2183 } 2184 2185 if ( $wp_current_db_version < 48575 ) { 2186 // Use more clear and inclusive language. 2187 $disallowed_list = get_option( 'blacklist_keys' ); 2188 2189 /* 2190 * This option key was briefly renamed `blocklist_keys`. 2191 * Account for sites that have this key present when the original key does not exist. 2192 */ 2193 if ( false === $disallowed_list ) { 2194 $disallowed_list = get_option( 'blocklist_keys' ); 2195 } 2196 2197 update_option( 'disallowed_keys', $disallowed_list ); 2198 delete_option( 'blacklist_keys' ); 2199 delete_option( 'blocklist_keys' ); 2200 } 2201 } 2202 2203 /** 2204 * Executes network-level upgrade routines. 2205 * 2206 * @since 3.0.0 2207 * 2208 * @global int $wp_current_db_version The old (current) database version. 2209 * @global wpdb $wpdb WordPress database abstraction object. 2210 */ 2211 function upgrade_network() { 2212 global $wp_current_db_version, $wpdb; 2213 2214 // Always clear expired transients. 2215 delete_expired_transients( true ); 2216 2217 // 2.8.0 2218 if ( $wp_current_db_version < 11549 ) { 2219 $wpmu_sitewide_plugins = get_site_option( 'wpmu_sitewide_plugins' ); 2220 $active_sitewide_plugins = get_site_option( 'active_sitewide_plugins' ); 2221 if ( $wpmu_sitewide_plugins ) { 2222 if ( ! $active_sitewide_plugins ) { 2223 $sitewide_plugins = (array) $wpmu_sitewide_plugins; 2224 } else { 2225 $sitewide_plugins = array_merge( (array) $active_sitewide_plugins, (array) $wpmu_sitewide_plugins ); 2226 } 2227 2228 update_site_option( 'active_sitewide_plugins', $sitewide_plugins ); 2229 } 2230 delete_site_option( 'wpmu_sitewide_plugins' ); 2231 delete_site_option( 'deactivated_sitewide_plugins' ); 2232 2233 $start = 0; 2234 while ( $rows = $wpdb->get_results( "SELECT meta_key, meta_value FROM {$wpdb->sitemeta} ORDER BY meta_id LIMIT $start, 20" ) ) { 2235 foreach ( $rows as $row ) { 2236 $value = $row->meta_value; 2237 if ( ! @unserialize( $value ) ) { 2238 $value = stripslashes( $value ); 2239 } 2240 if ( $value !== $row->meta_value ) { 2241 update_site_option( $row->meta_key, $value ); 2242 } 2243 } 2244 $start += 20; 2245 } 2246 } 2247 2248 // 3.0.0 2249 if ( $wp_current_db_version < 13576 ) { 2250 update_site_option( 'global_terms_enabled', '1' ); 2251 } 2252 2253 // 3.3.0 2254 if ( $wp_current_db_version < 19390 ) { 2255 update_site_option( 'initial_db_version', $wp_current_db_version ); 2256 } 2257 2258 if ( $wp_current_db_version < 19470 ) { 2259 if ( false === get_site_option( 'active_sitewide_plugins' ) ) { 2260 update_site_option( 'active_sitewide_plugins', array() ); 2261 } 2262 } 2263 2264 // 3.4.0 2265 if ( $wp_current_db_version < 20148 ) { 2266 // 'allowedthemes' keys things by stylesheet. 'allowed_themes' keyed things by name. 2267 $allowedthemes = get_site_option( 'allowedthemes' ); 2268 $allowed_themes = get_site_option( 'allowed_themes' ); 2269 if ( false === $allowedthemes && is_array( $allowed_themes ) && $allowed_themes ) { 2270 $converted = array(); 2271 $themes = wp_get_themes(); 2272 foreach ( $themes as $stylesheet => $theme_data ) { 2273 if ( isset( $allowed_themes[ $theme_data->get( 'Name' ) ] ) ) { 2274 $converted[ $stylesheet ] = true; 2275 } 2276 } 2277 update_site_option( 'allowedthemes', $converted ); 2278 delete_site_option( 'allowed_themes' ); 2279 } 2280 } 2281 2282 // 3.5.0 2283 if ( $wp_current_db_version < 21823 ) { 2284 update_site_option( 'ms_files_rewriting', '1' ); 2285 } 2286 2287 // 3.5.2 2288 if ( $wp_current_db_version < 24448 ) { 2289 $illegal_names = get_site_option( 'illegal_names' ); 2290 if ( is_array( $illegal_names ) && count( $illegal_names ) === 1 ) { 2291 $illegal_name = reset( $illegal_names ); 2292 $illegal_names = explode( ' ', $illegal_name ); 2293 update_site_option( 'illegal_names', $illegal_names ); 2294 } 2295 } 2296 2297 // 4.2.0 2298 if ( $wp_current_db_version < 31351 && 'utf8mb4' === $wpdb->charset ) { 2299 if ( wp_should_upgrade_global_tables() ) { 2300 $wpdb->query( "ALTER TABLE $wpdb->usermeta DROP INDEX meta_key, ADD INDEX meta_key(meta_key(191))" ); 2301 $wpdb->query( "ALTER TABLE $wpdb->site DROP INDEX domain, ADD INDEX domain(domain(140),path(51))" ); 2302 $wpdb->query( "ALTER TABLE $wpdb->sitemeta DROP INDEX meta_key, ADD INDEX meta_key(meta_key(191))" ); 2303 $wpdb->query( "ALTER TABLE $wpdb->signups DROP INDEX domain_path, ADD INDEX domain_path(domain(140),path(51))" ); 2304 2305 $tables = $wpdb->tables( 'global' ); 2306 2307 // sitecategories may not exist. 2308 if ( ! $wpdb->get_var( "SHOW TABLES LIKE '{$tables['sitecategories']}'" ) ) { 2309 unset( $tables['sitecategories'] ); 2310 } 2311 2312 foreach ( $tables as $table ) { 2313 maybe_convert_table_to_utf8mb4( $table ); 2314 } 2315 } 2316 } 2317 2318 // 4.3.0 2319 if ( $wp_current_db_version < 33055 && 'utf8mb4' === $wpdb->charset ) { 2320 if ( wp_should_upgrade_global_tables() ) { 2321 $upgrade = false; 2322 $indexes = $wpdb->get_results( "SHOW INDEXES FROM $wpdb->signups" ); 2323 foreach ( $indexes as $index ) { 2324 if ( 'domain_path' === $index->Key_name && 'domain' === $index->Column_name && 140 != $index->Sub_part ) { 2325 $upgrade = true; 2326 break; 2327 } 2328 } 2329 2330 if ( $upgrade ) { 2331 $wpdb->query( "ALTER TABLE $wpdb->signups DROP INDEX domain_path, ADD INDEX domain_path(domain(140),path(51))" ); 2332 } 2333 2334 $tables = $wpdb->tables( 'global' ); 2335 2336 // sitecategories may not exist. 2337 if ( ! $wpdb->get_var( "SHOW TABLES LIKE '{$tables['sitecategories']}'" ) ) { 2338 unset( $tables['sitecategories'] ); 2339 } 2340 2341 foreach ( $tables as $table ) { 2342 maybe_convert_table_to_utf8mb4( $table ); 2343 } 2344 } 2345 } 2346 2347 // 5.1.0 2348 if ( $wp_current_db_version < 44467 ) { 2349 $network_id = get_main_network_id(); 2350 delete_network_option( $network_id, 'site_meta_supported' ); 2351 is_site_meta_supported(); 2352 } 2353 } 2354 2355 // 2356 // General functions we use to actually do stuff. 2357 // 2358 2359 /** 2360 * Creates a table in the database, if it doesn't already exist. 2361 * 2362 * This method checks for an existing database and creates a new one if it's not 2363 * already present. It doesn't rely on MySQL's "IF NOT EXISTS" statement, but chooses 2364 * to query all tables first and then run the SQL statement creating the table. 2365 * 2366 * @since 1.0.0 2367 * 2368 * @global wpdb $wpdb WordPress database abstraction object. 2369 * 2370 * @param string $table_name Database table name. 2371 * @param string $create_ddl SQL statement to create table. 2372 * @return bool True on success or if the table already exists. False on failure. 2373 */ 2374 function maybe_create_table( $table_name, $create_ddl ) { 2375 global $wpdb; 2376 2377 $query = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $table_name ) ); 2378 2379 if ( $wpdb->get_var( $query ) === $table_name ) { 2380 return true; 2381 } 2382 2383 // Didn't find it, so try to create it. 2384 $wpdb->query( $create_ddl ); 2385 2386 // We cannot directly tell that whether this succeeded! 2387 if ( $wpdb->get_var( $query ) === $table_name ) { 2388 return true; 2389 } 2390 2391 return false; 2392 } 2393 2394 /** 2395 * Drops a specified index from a table. 2396 * 2397 * @since 1.0.1 2398 * 2399 * @global wpdb $wpdb WordPress database abstraction object. 2400 * 2401 * @param string $table Database table name. 2402 * @param string $index Index name to drop. 2403 * @return true True, when finished. 2404 */ 2405 function drop_index( $table, $index ) { 2406 global $wpdb; 2407 2408 $wpdb->hide_errors(); 2409 2410 $wpdb->query( "ALTER TABLE `$table` DROP INDEX `$index`" ); 2411 2412 // Now we need to take out all the extra ones we may have created. 2413 for ( $i = 0; $i < 25; $i++ ) { 2414 $wpdb->query( "ALTER TABLE `$table` DROP INDEX `{$index}_$i`" ); 2415 } 2416 2417 $wpdb->show_errors(); 2418 2419 return true; 2420 } 2421 2422 /** 2423 * Adds an index to a specified table. 2424 * 2425 * @since 1.0.1 2426 * 2427 * @global wpdb $wpdb WordPress database abstraction object. 2428 * 2429 * @param string $table Database table name. 2430 * @param string $index Database table index column. 2431 * @return true True, when done with execution. 2432 */ 2433 function add_clean_index( $table, $index ) { 2434 global $wpdb; 2435 2436 drop_index( $table, $index ); 2437 $wpdb->query( "ALTER TABLE `$table` ADD INDEX ( `$index` )" ); 2438 2439 return true; 2440 } 2441 2442 /** 2443 * Adds column to a database table, if it doesn't already exist. 2444 * 2445 * @since 1.3.0 2446 * 2447 * @global wpdb $wpdb WordPress database abstraction object. 2448 * 2449 * @param string $table_name Database table name. 2450 * @param string $column_name Table column name. 2451 * @param string $create_ddl SQL statement to add column. 2452 * @return bool True on success or if the column already exists. False on failure. 2453 */ 2454 function maybe_add_column( $table_name, $column_name, $create_ddl ) { 2455 global $wpdb; 2456 2457 foreach ( $wpdb->get_col( "DESC $table_name", 0 ) as $column ) { 2458 if ( $column === $column_name ) { 2459 return true; 2460 } 2461 } 2462 2463 // Didn't find it, so try to create it. 2464 $wpdb->query( $create_ddl ); 2465 2466 // We cannot directly tell that whether this succeeded! 2467 foreach ( $wpdb->get_col( "DESC $table_name", 0 ) as $column ) { 2468 if ( $column === $column_name ) { 2469 return true; 2470 } 2471 } 2472 2473 return false; 2474 } 2475 2476 /** 2477 * If a table only contains utf8 or utf8mb4 columns, convert it to utf8mb4. 2478 * 2479 * @since 4.2.0 2480 * 2481 * @global wpdb $wpdb WordPress database abstraction object. 2482 * 2483 * @param string $table The table to convert. 2484 * @return bool True if the table was converted, false if it wasn't. 2485 */ 2486 function maybe_convert_table_to_utf8mb4( $table ) { 2487 global $wpdb; 2488 2489 $results = $wpdb->get_results( "SHOW FULL COLUMNS FROM `$table`" ); 2490 if ( ! $results ) { 2491 return false; 2492 } 2493 2494 foreach ( $results as $column ) { 2495 if ( $column->Collation ) { 2496 list( $charset ) = explode( '_', $column->Collation ); 2497 $charset = strtolower( $charset ); 2498 if ( 'utf8' !== $charset && 'utf8mb4' !== $charset ) { 2499 // Don't upgrade tables that have non-utf8 columns. 2500 return false; 2501 } 2502 } 2503 } 2504 2505 $table_details = $wpdb->get_row( "SHOW TABLE STATUS LIKE '$table'" ); 2506 if ( ! $table_details ) { 2507 return false; 2508 } 2509 2510 list( $table_charset ) = explode( '_', $table_details->Collation ); 2511 $table_charset = strtolower( $table_charset ); 2512 if ( 'utf8mb4' === $table_charset ) { 2513 return true; 2514 } 2515 2516 return $wpdb->query( "ALTER TABLE $table CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci" ); 2517 } 2518 2519 /** 2520 * Retrieve all options as it was for 1.2. 2521 * 2522 * @since 1.2.0 2523 * 2524 * @global wpdb $wpdb WordPress database abstraction object. 2525 * 2526 * @return stdClass List of options. 2527 */ 2528 function get_alloptions_110() { 2529 global $wpdb; 2530 $all_options = new stdClass; 2531 $options = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options" ); 2532 if ( $options ) { 2533 foreach ( $options as $option ) { 2534 if ( 'siteurl' === $option->option_name || 'home' === $option->option_name || 'category_base' === $option->option_name ) { 2535 $option->option_value = untrailingslashit( $option->option_value ); 2536 } 2537 $all_options->{$option->option_name} = stripslashes( $option->option_value ); 2538 } 2539 } 2540 return $all_options; 2541 } 2542 2543 /** 2544 * Utility version of get_option that is private to installation/upgrade. 2545 * 2546 * @ignore 2547 * @since 1.5.1 2548 * @access private 2549 * 2550 * @global wpdb $wpdb WordPress database abstraction object. 2551 * 2552 * @param string $setting Option name. 2553 * @return mixed 2554 */ 2555 function __get_option( $setting ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionDoubleUnderscore,PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.FunctionDoubleUnderscore 2556 global $wpdb; 2557 2558 if ( 'home' === $setting && defined( 'WP_HOME' ) ) { 2559 return untrailingslashit( WP_HOME ); 2560 } 2561 2562 if ( 'siteurl' === $setting && defined( 'WP_SITEURL' ) ) { 2563 return untrailingslashit( WP_SITEURL ); 2564 } 2565 2566 $option = $wpdb->get_var( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = %s", $setting ) ); 2567 2568 if ( 'home' === $setting && '' === $option ) { 2569 return __get_option( 'siteurl' ); 2570 } 2571 2572 if ( in_array( $setting, array( 'siteurl', 'home', 'category_base', 'tag_base' ), true ) ) { 2573 $option = untrailingslashit( $option ); 2574 } 2575 2576 return maybe_unserialize( $option ); 2577 } 2578 2579 /** 2580 * Filters for content to remove unnecessary slashes. 2581 * 2582 * @since 1.5.0 2583 * 2584 * @param string $content The content to modify. 2585 * @return string The de-slashed content. 2586 */ 2587 function deslash( $content ) { 2588 // Note: \\\ inside a regex denotes a single backslash. 2589 2590 /* 2591 * Replace one or more backslashes followed by a single quote with 2592 * a single quote. 2593 */ 2594 $content = preg_replace( "/\\\+'/", "'", $content ); 2595 2596 /* 2597 * Replace one or more backslashes followed by a double quote with 2598 * a double quote. 2599 */ 2600 $content = preg_replace( '/\\\+"/', '"', $content ); 2601 2602 // Replace one or more backslashes with one backslash. 2603 $content = preg_replace( '/\\\+/', '\\', $content ); 2604 2605 return $content; 2606 } 2607 2608 /** 2609 * Modifies the database based on specified SQL statements. 2610 * 2611 * Useful for creating new tables and updating existing tables to a new structure. 2612 * 2613 * @since 1.5.0 2614 * 2615 * @global wpdb $wpdb WordPress database abstraction object. 2616 * 2617 * @param string[]|string $queries Optional. The query to run. Can be multiple queries 2618 * in an array, or a string of queries separated by 2619 * semicolons. Default empty string. 2620 * @param bool $execute Optional. Whether or not to execute the query right away. 2621 * Default true. 2622 * @return array Strings containing the results of the various update queries. 2623 */ 2624 function dbDelta( $queries = '', $execute = true ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionNameInvalid 2625 global $wpdb; 2626 2627 if ( in_array( $queries, array( '', 'all', 'blog', 'global', 'ms_global' ), true ) ) { 2628 $queries = wp_get_db_schema( $queries ); 2629 } 2630 2631 // Separate individual queries into an array. 2632 if ( ! is_array( $queries ) ) { 2633 $queries = explode( ';', $queries ); 2634 $queries = array_filter( $queries ); 2635 } 2636 2637 /** 2638 * Filters the dbDelta SQL queries. 2639 * 2640 * @since 3.3.0 2641 * 2642 * @param string[] $queries An array of dbDelta SQL queries. 2643 */ 2644 $queries = apply_filters( 'dbdelta_queries', $queries ); 2645 2646 $cqueries = array(); // Creation queries. 2647 $iqueries = array(); // Insertion queries. 2648 $for_update = array(); 2649 2650 // Create a tablename index for an array ($cqueries) of queries. 2651 foreach ( $queries as $qry ) { 2652 if ( preg_match( '|CREATE TABLE ([^ ]*)|', $qry, $matches ) ) { 2653 $cqueries[ trim( $matches[1], '`' ) ] = $qry; 2654 $for_update[ $matches[1] ] = 'Created table ' . $matches[1]; 2655 } elseif ( preg_match( '|CREATE DATABASE ([^ ]*)|', $qry, $matches ) ) { 2656 array_unshift( $cqueries, $qry ); 2657 } elseif ( preg_match( '|INSERT INTO ([^ ]*)|', $qry, $matches ) ) { 2658 $iqueries[] = $qry; 2659 } elseif ( preg_match( '|UPDATE ([^ ]*)|', $qry, $matches ) ) { 2660 $iqueries[] = $qry; 2661 } else { 2662 // Unrecognized query type. 2663 } 2664 } 2665 2666 /** 2667 * Filters the dbDelta SQL queries for creating tables and/or databases. 2668 * 2669 * Queries filterable via this hook contain "CREATE TABLE" or "CREATE DATABASE". 2670 * 2671 * @since 3.3.0 2672 * 2673 * @param string[] $cqueries An array of dbDelta create SQL queries. 2674 */ 2675 $cqueries = apply_filters( 'dbdelta_create_queries', $cqueries ); 2676 2677 /** 2678 * Filters the dbDelta SQL queries for inserting or updating. 2679 * 2680 * Queries filterable via this hook contain "INSERT INTO" or "UPDATE". 2681 * 2682 * @since 3.3.0 2683 * 2684 * @param string[] $iqueries An array of dbDelta insert or update SQL queries. 2685 */ 2686 $iqueries = apply_filters( 'dbdelta_insert_queries', $iqueries ); 2687 2688 $text_fields = array( 'tinytext', 'text', 'mediumtext', 'longtext' ); 2689 $blob_fields = array( 'tinyblob', 'blob', 'mediumblob', 'longblob' ); 2690 2691 $global_tables = $wpdb->tables( 'global' ); 2692 foreach ( $cqueries as $table => $qry ) { 2693 // Upgrade global tables only for the main site. Don't upgrade at all if conditions are not optimal. 2694 if ( in_array( $table, $global_tables, true ) && ! wp_should_upgrade_global_tables() ) { 2695 unset( $cqueries[ $table ], $for_update[ $table ] ); 2696 continue; 2697 } 2698 2699 // Fetch the table column structure from the database. 2700 $suppress = $wpdb->suppress_errors(); 2701 $tablefields = $wpdb->get_results( "DESCRIBE {$table};" ); 2702 $wpdb->suppress_errors( $suppress ); 2703 2704 if ( ! $tablefields ) { 2705 continue; 2706 } 2707 2708 // Clear the field and index arrays. 2709 $cfields = array(); 2710 $indices = array(); 2711 $indices_without_subparts = array(); 2712 2713 // Get all of the field names in the query from between the parentheses. 2714 preg_match( '|\((.*)\)|ms', $qry, $match2 ); 2715 $qryline = trim( $match2[1] ); 2716 2717 // Separate field lines into an array. 2718 $flds = explode( "\n", $qryline ); 2719 2720 // For every field line specified in the query. 2721 foreach ( $flds as $fld ) { 2722 $fld = trim( $fld, " \t\n\r\0\x0B," ); // Default trim characters, plus ','. 2723 2724 // Extract the field name. 2725 preg_match( '|^([^ ]*)|', $fld, $fvals ); 2726 $fieldname = trim( $fvals[1], '`' ); 2727 $fieldname_lowercased = strtolower( $fieldname ); 2728 2729 // Verify the found field name. 2730 $validfield = true; 2731 switch ( $fieldname_lowercased ) { 2732 case '': 2733 case 'primary': 2734 case 'index': 2735 case 'fulltext': 2736 case 'unique': 2737 case 'key': 2738 case 'spatial': 2739 $validfield = false; 2740 2741 /* 2742 * Normalize the index definition. 2743 * 2744 * This is done so the definition can be compared against the result of a 2745 * `SHOW INDEX FROM $table_name` query which returns the current table 2746 * index information. 2747 */ 2748 2749 // Extract type, name and columns from the definition. 2750 // phpcs:disable Squiz.Strings.ConcatenationSpacing.PaddingFound -- don't remove regex indentation 2751 preg_match( 2752 '/^' 2753 . '(?P<index_type>' // 1) Type of the index. 2754 . 'PRIMARY\s+KEY|(?:UNIQUE|FULLTEXT|SPATIAL)\s+(?:KEY|INDEX)|KEY|INDEX' 2755 . ')' 2756 . '\s+' // Followed by at least one white space character. 2757 . '(?:' // Name of the index. Optional if type is PRIMARY KEY. 2758 . '`?' // Name can be escaped with a backtick. 2759 . '(?P<index_name>' // 2) Name of the index. 2760 . '(?:[0-9a-zA-Z$_-]|[\xC2-\xDF][\x80-\xBF])+' 2761 . ')' 2762 . '`?' // Name can be escaped with a backtick. 2763 . '\s+' // Followed by at least one white space character. 2764 . ')*' 2765 . '\(' // Opening bracket for the columns. 2766 . '(?P<index_columns>' 2767 . '.+?' // 3) Column names, index prefixes, and orders. 2768 . ')' 2769 . '\)' // Closing bracket for the columns. 2770 . '$/im', 2771 $fld, 2772 $index_matches 2773 ); 2774 // phpcs:enable 2775 2776 // Uppercase the index type and normalize space characters. 2777 $index_type = strtoupper( preg_replace( '/\s+/', ' ', trim( $index_matches['index_type'] ) ) ); 2778 2779 // 'INDEX' is a synonym for 'KEY', standardize on 'KEY'. 2780 $index_type = str_replace( 'INDEX', 'KEY', $index_type ); 2781 2782 // Escape the index name with backticks. An index for a primary key has no name. 2783 $index_name = ( 'PRIMARY KEY' === $index_type ) ? '' : '`' . strtolower( $index_matches['index_name'] ) . '`'; 2784 2785 // Parse the columns. Multiple columns are separated by a comma. 2786 $index_columns = array_map( 'trim', explode( ',', $index_matches['index_columns'] ) ); 2787 $index_columns_without_subparts = $index_columns; 2788 2789 // Normalize columns. 2790 foreach ( $index_columns as $id => &$index_column ) { 2791 // Extract column name and number of indexed characters (sub_part). 2792 preg_match( 2793 '/' 2794 . '`?' // Name can be escaped with a backtick. 2795 . '(?P<column_name>' // 1) Name of the column. 2796 . '(?:[0-9a-zA-Z$_-]|[\xC2-\xDF][\x80-\xBF])+' 2797 . ')' 2798 . '`?' // Name can be escaped with a backtick. 2799 . '(?:' // Optional sub part. 2800 . '\s*' // Optional white space character between name and opening bracket. 2801 . '\(' // Opening bracket for the sub part. 2802 . '\s*' // Optional white space character after opening bracket. 2803 . '(?P<sub_part>' 2804 . '\d+' // 2) Number of indexed characters. 2805 . ')' 2806 . '\s*' // Optional white space character before closing bracket. 2807 . '\)' // Closing bracket for the sub part. 2808 . ')?' 2809 . '/', 2810 $index_column, 2811 $index_column_matches 2812 ); 2813 2814 // Escape the column name with backticks. 2815 $index_column = '`' . $index_column_matches['column_name'] . '`'; 2816 2817 // We don't need to add the subpart to $index_columns_without_subparts 2818 $index_columns_without_subparts[ $id ] = $index_column; 2819 2820 // Append the optional sup part with the number of indexed characters. 2821 if ( isset( $index_column_matches['sub_part'] ) ) { 2822 $index_column .= '(' . $index_column_matches['sub_part'] . ')'; 2823 } 2824 } 2825 2826 // Build the normalized index definition and add it to the list of indices. 2827 $indices[] = "{$index_type} {$index_name} (" . implode( ',', $index_columns ) . ')'; 2828 $indices_without_subparts[] = "{$index_type} {$index_name} (" . implode( ',', $index_columns_without_subparts ) . ')'; 2829 2830 // Destroy no longer needed variables. 2831 unset( $index_column, $index_column_matches, $index_matches, $index_type, $index_name, $index_columns, $index_columns_without_subparts ); 2832 2833 break; 2834 } 2835 2836 // If it's a valid field, add it to the field array. 2837 if ( $validfield ) { 2838 $cfields[ $fieldname_lowercased ] = $fld; 2839 } 2840 } 2841 2842 // For every field in the table. 2843 foreach ( $tablefields as $tablefield ) { 2844 $tablefield_field_lowercased = strtolower( $tablefield->Field ); 2845 $tablefield_type_lowercased = strtolower( $tablefield->Type ); 2846 2847 // If the table field exists in the field array... 2848 if ( array_key_exists( $tablefield_field_lowercased, $cfields ) ) { 2849 2850 // Get the field type from the query. 2851 preg_match( '|`?' . $tablefield->Field . '`? ([^ ]*( unsigned)?)|i', $cfields[ $tablefield_field_lowercased ], $matches ); 2852 $fieldtype = $matches[1]; 2853 $fieldtype_lowercased = strtolower( $fieldtype ); 2854 2855 // Is actual field type different from the field type in query? 2856 if ( $tablefield->Type != $fieldtype ) { 2857 $do_change = true; 2858 if ( in_array( $fieldtype_lowercased, $text_fields, true ) && in_array( $tablefield_type_lowercased, $text_fields, true ) ) { 2859 if ( array_search( $fieldtype_lowercased, $text_fields, true ) < array_search( $tablefield_type_lowercased, $text_fields, true ) ) { 2860 $do_change = false; 2861 } 2862 } 2863 2864 if ( in_array( $fieldtype_lowercased, $blob_fields, true ) && in_array( $tablefield_type_lowercased, $blob_fields, true ) ) { 2865 if ( array_search( $fieldtype_lowercased, $blob_fields, true ) < array_search( $tablefield_type_lowercased, $blob_fields, true ) ) { 2866 $do_change = false; 2867 } 2868 } 2869 2870 if ( $do_change ) { 2871 // Add a query to change the column type. 2872 $cqueries[] = "ALTER TABLE {$table} CHANGE COLUMN `{$tablefield->Field}` " . $cfields[ $tablefield_field_lowercased ]; 2873 2874 $for_update[ $table . '.' . $tablefield->Field ] = "Changed type of {$table}.{$tablefield->Field} from {$tablefield->Type} to {$fieldtype}"; 2875 } 2876 } 2877 2878 // Get the default value from the array. 2879 if ( preg_match( "| DEFAULT '(.*?)'|i", $cfields[ $tablefield_field_lowercased ], $matches ) ) { 2880 $default_value = $matches[1]; 2881 if ( $tablefield->Default != $default_value ) { 2882 // Add a query to change the column's default value 2883 $cqueries[] = "ALTER TABLE {$table} ALTER COLUMN `{$tablefield->Field}` SET DEFAULT '{$default_value}'"; 2884 2885 $for_update[ $table . '.' . $tablefield->Field ] = "Changed default value of {$table}.{$tablefield->Field} from {$tablefield->Default} to {$default_value}"; 2886 } 2887 } 2888 2889 // Remove the field from the array (so it's not added). 2890 unset( $cfields[ $tablefield_field_lowercased ] ); 2891 } else { 2892 // This field exists in the table, but not in the creation queries? 2893 } 2894 } 2895 2896 // For every remaining field specified for the table. 2897 foreach ( $cfields as $fieldname => $fielddef ) { 2898 // Push a query line into $cqueries that adds the field to that table. 2899 $cqueries[] = "ALTER TABLE {$table} ADD COLUMN $fielddef"; 2900 2901 $for_update[ $table . '.' . $fieldname ] = 'Added column ' . $table . '.' . $fieldname; 2902 } 2903 2904 // Index stuff goes here. Fetch the table index structure from the database. 2905 $tableindices = $wpdb->get_results( "SHOW INDEX FROM {$table};" ); 2906 2907 if ( $tableindices ) { 2908 // Clear the index array. 2909 $index_ary = array(); 2910 2911 // For every index in the table. 2912 foreach ( $tableindices as $tableindex ) { 2913 $keyname = strtolower( $tableindex->Key_name ); 2914 2915 // Add the index to the index data array. 2916 $index_ary[ $keyname ]['columns'][] = array( 2917 'fieldname' => $tableindex->Column_name, 2918 'subpart' => $tableindex->Sub_part, 2919 ); 2920 $index_ary[ $keyname ]['unique'] = ( 0 == $tableindex->Non_unique ) ? true : false; 2921 $index_ary[ $keyname ]['index_type'] = $tableindex->Index_type; 2922 } 2923 2924 // For each actual index in the index array. 2925 foreach ( $index_ary as $index_name => $index_data ) { 2926 2927 // Build a create string to compare to the query. 2928 $index_string = ''; 2929 if ( 'primary' === $index_name ) { 2930 $index_string .= 'PRIMARY '; 2931 } elseif ( $index_data['unique'] ) { 2932 $index_string .= 'UNIQUE '; 2933 } 2934 if ( 'FULLTEXT' === strtoupper( $index_data['index_type'] ) ) { 2935 $index_string .= 'FULLTEXT '; 2936 } 2937 if ( 'SPATIAL' === strtoupper( $index_data['index_type'] ) ) { 2938 $index_string .= 'SPATIAL '; 2939 } 2940 $index_string .= 'KEY '; 2941 if ( 'primary' !== $index_name ) { 2942 $index_string .= '`' . $index_name . '`'; 2943 } 2944 $index_columns = ''; 2945 2946 // For each column in the index. 2947 foreach ( $index_data['columns'] as $column_data ) { 2948 if ( '' !== $index_columns ) { 2949 $index_columns .= ','; 2950 } 2951 2952 // Add the field to the column list string. 2953 $index_columns .= '`' . $column_data['fieldname'] . '`'; 2954 } 2955 2956 // Add the column list to the index create string. 2957 $index_string .= " ($index_columns)"; 2958 2959 // Check if the index definition exists, ignoring subparts. 2960 $aindex = array_search( $index_string, $indices_without_subparts, true ); 2961 if ( false !== $aindex ) { 2962 // If the index already exists (even with different subparts), we don't need to create it. 2963 unset( $indices_without_subparts[ $aindex ] ); 2964 unset( $indices[ $aindex ] ); 2965 } 2966 } 2967 } 2968 2969 // For every remaining index specified for the table. 2970 foreach ( (array) $indices as $index ) { 2971 // Push a query line into $cqueries that adds the index to that table. 2972 $cqueries[] = "ALTER TABLE {$table} ADD $index"; 2973 2974 $for_update[] = 'Added index ' . $table . ' ' . $index; 2975 } 2976 2977 // Remove the original table creation query from processing. 2978 unset( $cqueries[ $table ], $for_update[ $table ] ); 2979 } 2980 2981 $allqueries = array_merge( $cqueries, $iqueries ); 2982 if ( $execute ) { 2983 foreach ( $allqueries as $query ) { 2984 $wpdb->query( $query ); 2985 } 2986 } 2987 2988 return $for_update; 2989 } 2990 2991 /** 2992 * Updates the database tables to a new schema. 2993 * 2994 * By default, updates all the tables to use the latest defined schema, but can also 2995 * be used to update a specific set of tables in wp_get_db_schema(). 2996 * 2997 * @since 1.5.0 2998 * 2999 * @uses dbDelta 3000 * 3001 * @param string $tables Optional. Which set of tables to update. Default is 'all'. 3002 */ 3003 function make_db_current( $tables = 'all' ) { 3004 $alterations = dbDelta( $tables ); 3005 echo "<ol>\n"; 3006 foreach ( $alterations as $alteration ) { 3007 echo "<li>$alteration</li>\n"; 3008 } 3009 echo "</ol>\n"; 3010 } 3011 3012 /** 3013 * Updates the database tables to a new schema, but without displaying results. 3014 * 3015 * By default, updates all the tables to use the latest defined schema, but can 3016 * also be used to update a specific set of tables in wp_get_db_schema(). 3017 * 3018 * @since 1.5.0 3019 * 3020 * @see make_db_current() 3021 * 3022 * @param string $tables Optional. Which set of tables to update. Default is 'all'. 3023 */ 3024 function make_db_current_silent( $tables = 'all' ) { 3025 dbDelta( $tables ); 3026 } 3027 3028 /** 3029 * Creates a site theme from an existing theme. 3030 * 3031 * {@internal Missing Long Description}} 3032 * 3033 * @since 1.5.0 3034 * 3035 * @param string $theme_name The name of the theme. 3036 * @param string $template The directory name of the theme. 3037 * @return bool 3038 */ 3039 function make_site_theme_from_oldschool( $theme_name, $template ) { 3040 $home_path = get_home_path(); 3041 $site_dir = WP_CONTENT_DIR . "/themes/$template"; 3042 3043 if ( ! file_exists( "$home_path/index.php" ) ) { 3044 return false; 3045 } 3046 3047 /* 3048 * Copy files from the old locations to the site theme. 3049 * TODO: This does not copy arbitrary include dependencies. Only the standard WP files are copied. 3050 */ 3051 $files = array( 3052 'index.php' => 'index.php', 3053 'wp-layout.css' => 'style.css', 3054 'wp-comments.php' => 'comments.php', 3055 'wp-comments-popup.php' => 'comments-popup.php', 3056 ); 3057 3058 foreach ( $files as $oldfile => $newfile ) { 3059 if ( 'index.php' === $oldfile ) { 3060 $oldpath = $home_path; 3061 } else { 3062 $oldpath = ABSPATH; 3063 } 3064 3065 // Check to make sure it's not a new index. 3066 if ( 'index.php' === $oldfile ) { 3067 $index = implode( '', file( "$oldpath/$oldfile" ) ); 3068 if ( strpos( $index, 'WP_USE_THEMES' ) !== false ) { 3069 if ( ! copy( WP_CONTENT_DIR . '/themes/' . WP_DEFAULT_THEME . '/index.php', "$site_dir/$newfile" ) ) { 3070 return false; 3071 } 3072 3073 // Don't copy anything. 3074 continue; 3075 } 3076 } 3077 3078 if ( ! copy( "$oldpath/$oldfile", "$site_dir/$newfile" ) ) { 3079 return false; 3080 } 3081 3082 chmod( "$site_dir/$newfile", 0777 ); 3083 3084 // Update the blog header include in each file. 3085 $lines = explode( "\n", implode( '', file( "$site_dir/$newfile" ) ) ); 3086 if ( $lines ) { 3087 $f = fopen( "$site_dir/$newfile", 'w' ); 3088 3089 foreach ( $lines as $line ) { 3090 if ( preg_match( '/require.*wp-blog-header/', $line ) ) { 3091 $line = '//' . $line; 3092 } 3093 3094 // Update stylesheet references. 3095 $line = str_replace( "<?php echo __get_option('siteurl'); ?>/wp-layout.css", "<?php bloginfo('stylesheet_url'); ?>", $line ); 3096 3097 // Update comments template inclusion. 3098 $line = str_replace( "<?php include(ABSPATH . 'wp-comments.php'); ?>", '<?php comments_template(); ?>', $line ); 3099 3100 fwrite( $f, "{$line}\n" ); 3101 } 3102 fclose( $f ); 3103 } 3104 } 3105 3106 // Add a theme header. 3107 $header = "/*\nTheme Name: $theme_name\nTheme URI: " . __get_option( 'siteurl' ) . "\nDescription: A theme automatically created by the update.\nVersion: 1.0\nAuthor: Moi\n*/\n"; 3108 3109 $stylelines = file_get_contents( "$site_dir/style.css" ); 3110 if ( $stylelines ) { 3111 $f = fopen( "$site_dir/style.css", 'w' ); 3112 3113 fwrite( $f, $header ); 3114 fwrite( $f, $stylelines ); 3115 fclose( $f ); 3116 } 3117 3118 return true; 3119 } 3120 3121 /** 3122 * Creates a site theme from the default theme. 3123 * 3124 * {@internal Missing Long Description}} 3125 * 3126 * @since 1.5.0 3127 * 3128 * @param string $theme_name The name of the theme. 3129 * @param string $template The directory name of the theme. 3130 * @return void|false 3131 */ 3132 function make_site_theme_from_default( $theme_name, $template ) { 3133 $site_dir = WP_CONTENT_DIR . "/themes/$template"; 3134 $default_dir = WP_CONTENT_DIR . '/themes/' . WP_DEFAULT_THEME; 3135 3136 // Copy files from the default theme to the site theme. 3137 // $files = array( 'index.php', 'comments.php', 'comments-popup.php', 'footer.php', 'header.php', 'sidebar.php', 'style.css' ); 3138 3139 $theme_dir = @opendir( $default_dir ); 3140 if ( $theme_dir ) { 3141 while ( ( $theme_file = readdir( $theme_dir ) ) !== false ) { 3142 if ( is_dir( "$default_dir/$theme_file" ) ) { 3143 continue; 3144 } 3145 if ( ! copy( "$default_dir/$theme_file", "$site_dir/$theme_file" ) ) { 3146 return; 3147 } 3148 chmod( "$site_dir/$theme_file", 0777 ); 3149 } 3150 3151 closedir( $theme_dir ); 3152 } 3153 3154 // Rewrite the theme header. 3155 $stylelines = explode( "\n", implode( '', file( "$site_dir/style.css" ) ) ); 3156 if ( $stylelines ) { 3157 $f = fopen( "$site_dir/style.css", 'w' ); 3158 3159 foreach ( $stylelines as $line ) { 3160 if ( strpos( $line, 'Theme Name:' ) !== false ) { 3161 $line = 'Theme Name: ' . $theme_name; 3162 } elseif ( strpos( $line, 'Theme URI:' ) !== false ) { 3163 $line = 'Theme URI: ' . __get_option( 'url' ); 3164 } elseif ( strpos( $line, 'Description:' ) !== false ) { 3165 $line = 'Description: Your theme.'; 3166 } elseif ( strpos( $line, 'Version:' ) !== false ) { 3167 $line = 'Version: 1'; 3168 } elseif ( strpos( $line, 'Author:' ) !== false ) { 3169 $line = 'Author: You'; 3170 } 3171 fwrite( $f, $line . "\n" ); 3172 } 3173 fclose( $f ); 3174 } 3175 3176 // Copy the images. 3177 umask( 0 ); 3178 if ( ! mkdir( "$site_dir/images", 0777 ) ) { 3179 return false; 3180 } 3181 3182 $images_dir = @opendir( "$default_dir/images" ); 3183 if ( $images_dir ) { 3184 while ( ( $image = readdir( $images_dir ) ) !== false ) { 3185 if ( is_dir( "$default_dir/images/$image" ) ) { 3186 continue; 3187 } 3188 if ( ! copy( "$default_dir/images/$image", "$site_dir/images/$image" ) ) { 3189 return; 3190 } 3191 chmod( "$site_dir/images/$image", 0777 ); 3192 } 3193 3194 closedir( $images_dir ); 3195 } 3196 } 3197 3198 /** 3199 * Creates a site theme. 3200 * 3201 * {@internal Missing Long Description}} 3202 * 3203 * @since 1.5.0 3204 * 3205 * @return string|false 3206 */ 3207 function make_site_theme() { 3208 // Name the theme after the blog. 3209 $theme_name = __get_option( 'blogname' ); 3210 $template = sanitize_title( $theme_name ); 3211 $site_dir = WP_CONTENT_DIR . "/themes/$template"; 3212 3213 // If the theme already exists, nothing to do. 3214 if ( is_dir( $site_dir ) ) { 3215 return false; 3216 } 3217 3218 // We must be able to write to the themes dir. 3219 if ( ! is_writable( WP_CONTENT_DIR . '/themes' ) ) { 3220 return false; 3221 } 3222 3223 umask( 0 ); 3224 if ( ! mkdir( $site_dir, 0777 ) ) { 3225 return false; 3226 } 3227 3228 if ( file_exists( ABSPATH . 'wp-layout.css' ) ) { 3229 if ( ! make_site_theme_from_oldschool( $theme_name, $template ) ) { 3230 // TODO: rm -rf the site theme directory. 3231 return false; 3232 } 3233 } else { 3234 if ( ! make_site_theme_from_default( $theme_name, $template ) ) { 3235 // TODO: rm -rf the site theme directory. 3236 return false; 3237 } 3238 } 3239 3240 // Make the new site theme active. 3241 $current_template = __get_option( 'template' ); 3242 if ( WP_DEFAULT_THEME == $current_template ) { 3243 update_option( 'template', $template ); 3244 update_option( 'stylesheet', $template ); 3245 } 3246 return $template; 3247 } 3248 3249 /** 3250 * Translate user level to user role name. 3251 * 3252 * @since 2.0.0 3253 * 3254 * @param int $level User level. 3255 * @return string User role name. 3256 */ 3257 function translate_level_to_role( $level ) { 3258 switch ( $level ) { 3259 case 10: 3260 case 9: 3261 case 8: 3262 return 'administrator'; 3263 case 7: 3264 case 6: 3265 case 5: 3266 return 'editor'; 3267 case 4: 3268 case 3: 3269 case 2: 3270 return 'author'; 3271 case 1: 3272 return 'contributor'; 3273 case 0: 3274 default: 3275 return 'subscriber'; 3276 } 3277 } 3278 3279 /** 3280 * Checks the version of the installed MySQL binary. 3281 * 3282 * @since 2.1.0 3283 * 3284 * @global wpdb $wpdb WordPress database abstraction object. 3285 */ 3286 function wp_check_mysql_version() { 3287 global $wpdb; 3288 $result = $wpdb->check_database_version(); 3289 if ( is_wp_error( $result ) ) { 3290 wp_die( $result ); 3291 } 3292 } 3293 3294 /** 3295 * Disables the Automattic widgets plugin, which was merged into core. 3296 * 3297 * @since 2.2.0 3298 */ 3299 function maybe_disable_automattic_widgets() { 3300 $plugins = __get_option( 'active_plugins' ); 3301 3302 foreach ( (array) $plugins as $plugin ) { 3303 if ( 'widgets.php' === basename( $plugin ) ) { 3304 array_splice( $plugins, array_search( $plugin, $plugins, true ), 1 ); 3305 update_option( 'active_plugins', $plugins ); 3306 break; 3307 } 3308 } 3309 } 3310 3311 /** 3312 * Disables the Link Manager on upgrade if, at the time of upgrade, no links exist in the DB. 3313 * 3314 * @since 3.5.0 3315 * 3316 * @global int $wp_current_db_version The old (current) database version. 3317 * @global wpdb $wpdb WordPress database abstraction object. 3318 */ 3319 function maybe_disable_link_manager() { 3320 global $wp_current_db_version, $wpdb; 3321 3322 if ( $wp_current_db_version >= 22006 && get_option( 'link_manager_enabled' ) && ! $wpdb->get_var( "SELECT link_id FROM $wpdb->links LIMIT 1" ) ) { 3323 update_option( 'link_manager_enabled', 0 ); 3324 } 3325 } 3326 3327 /** 3328 * Runs before the schema is upgraded. 3329 * 3330 * @since 2.9.0 3331 * 3332 * @global int $wp_current_db_version The old (current) database version. 3333 * @global wpdb $wpdb WordPress database abstraction object. 3334 */ 3335 function pre_schema_upgrade() { 3336 global $wp_current_db_version, $wpdb; 3337 3338 // Upgrade versions prior to 2.9. 3339 if ( $wp_current_db_version < 11557 ) { 3340 // Delete duplicate options. Keep the option with the highest option_id. 3341 $wpdb->query( "DELETE o1 FROM $wpdb->options AS o1 JOIN $wpdb->options AS o2 USING (`option_name`) WHERE o2.option_id > o1.option_id" ); 3342 3343 // Drop the old primary key and add the new. 3344 $wpdb->query( "ALTER TABLE $wpdb->options DROP PRIMARY KEY, ADD PRIMARY KEY(option_id)" ); 3345 3346 // Drop the old option_name index. dbDelta() doesn't do the drop. 3347 $wpdb->query( "ALTER TABLE $wpdb->options DROP INDEX option_name" ); 3348 } 3349 3350 // Multisite schema upgrades. 3351 if ( $wp_current_db_version < 25448 && is_multisite() && wp_should_upgrade_global_tables() ) { 3352 3353 // Upgrade versions prior to 3.7. 3354 if ( $wp_current_db_version < 25179 ) { 3355 // New primary key for signups. 3356 $wpdb->query( "ALTER TABLE $wpdb->signups ADD signup_id BIGINT(20) NOT NULL AUTO_INCREMENT PRIMARY KEY FIRST" ); 3357 $wpdb->query( "ALTER TABLE $wpdb->signups DROP INDEX domain" ); 3358 } 3359 3360 if ( $wp_current_db_version < 25448 ) { 3361 // Convert archived from enum to tinyint. 3362 $wpdb->query( "ALTER TABLE $wpdb->blogs CHANGE COLUMN archived archived varchar(1) NOT NULL default '0'" ); 3363 $wpdb->query( "ALTER TABLE $wpdb->blogs CHANGE COLUMN archived archived tinyint(2) NOT NULL default 0" ); 3364 } 3365 } 3366 3367 // Upgrade versions prior to 4.2. 3368 if ( $wp_current_db_version < 31351 ) { 3369 if ( ! is_multisite() && wp_should_upgrade_global_tables() ) { 3370 $wpdb->query( "ALTER TABLE $wpdb->usermeta DROP INDEX meta_key, ADD INDEX meta_key(meta_key(191))" ); 3371 } 3372 $wpdb->query( "ALTER TABLE $wpdb->terms DROP INDEX slug, ADD INDEX slug(slug(191))" ); 3373 $wpdb->query( "ALTER TABLE $wpdb->terms DROP INDEX name, ADD INDEX name(name(191))" ); 3374 $wpdb->query( "ALTER TABLE $wpdb->commentmeta DROP INDEX meta_key, ADD INDEX meta_key(meta_key(191))" ); 3375 $wpdb->query( "ALTER TABLE $wpdb->postmeta DROP INDEX meta_key, ADD INDEX meta_key(meta_key(191))" ); 3376 $wpdb->query( "ALTER TABLE $wpdb->posts DROP INDEX post_name, ADD INDEX post_name(post_name(191))" ); 3377 } 3378 3379 // Upgrade versions prior to 4.4. 3380 if ( $wp_current_db_version < 34978 ) { 3381 // If compatible termmeta table is found, use it, but enforce a proper index and update collation. 3382 if ( $wpdb->get_var( "SHOW TABLES LIKE '{$wpdb->termmeta}'" ) && $wpdb->get_results( "SHOW INDEX FROM {$wpdb->termmeta} WHERE Column_name = 'meta_key'" ) ) { 3383 $wpdb->query( "ALTER TABLE $wpdb->termmeta DROP INDEX meta_key, ADD INDEX meta_key(meta_key(191))" ); 3384 maybe_convert_table_to_utf8mb4( $wpdb->termmeta ); 3385 } 3386 } 3387 } 3388 3389 if ( ! function_exists( 'install_global_terms' ) ) : 3390 /** 3391 * Install global terms. 3392 * 3393 * @since 3.0.0 3394 * 3395 * @global wpdb $wpdb WordPress database abstraction object. 3396 * @global string $charset_collate 3397 */ 3398 function install_global_terms() { 3399 global $wpdb, $charset_collate; 3400 $ms_queries = " 3401 CREATE TABLE $wpdb->sitecategories ( 3402 cat_ID bigint(20) NOT NULL auto_increment, 3403 cat_name varchar(55) NOT NULL default '', 3404 category_nicename varchar(200) NOT NULL default '', 3405 last_updated timestamp NOT NULL, 3406 PRIMARY KEY (cat_ID), 3407 KEY category_nicename (category_nicename), 3408 KEY last_updated (last_updated) 3409 ) $charset_collate; 3410 "; 3411 // Now create tables. 3412 dbDelta( $ms_queries ); 3413 } 3414 endif; 3415 3416 /** 3417 * Determine if global tables should be upgraded. 3418 * 3419 * This function performs a series of checks to ensure the environment allows 3420 * for the safe upgrading of global WordPress database tables. It is necessary 3421 * because global tables will commonly grow to millions of rows on large 3422 * installations, and the ability to control their upgrade routines can be 3423 * critical to the operation of large networks. 3424 * 3425 * In a future iteration, this function may use `wp_is_large_network()` to more- 3426 * intelligently prevent global table upgrades. Until then, we make sure 3427 * WordPress is on the main site of the main network, to avoid running queries 3428 * more than once in multi-site or multi-network environments. 3429 * 3430 * @since 4.3.0 3431 * 3432 * @return bool Whether to run the upgrade routines on global tables. 3433 */ 3434 function wp_should_upgrade_global_tables() { 3435 3436 // Return false early if explicitly not upgrading. 3437 if ( defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) { 3438 return false; 3439 } 3440 3441 // Assume global tables should be upgraded. 3442 $should_upgrade = true; 3443 3444 // Set to false if not on main network (does not matter if not multi-network). 3445 if ( ! is_main_network() ) { 3446 $should_upgrade = false; 3447 } 3448 3449 // Set to false if not on main site of current network (does not matter if not multi-site). 3450 if ( ! is_main_site() ) { 3451 $should_upgrade = false; 3452 } 3453 3454 /** 3455 * Filters if upgrade routines should be run on global tables. 3456 * 3457 * @param bool $should_upgrade Whether to run the upgrade routines on global tables. 3458 */ 3459 return apply_filters( 'wp_should_upgrade_global_tables', $should_upgrade ); 3460 }
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| Generated : Mon Aug 3 08:20:02 2020 | Cross-referenced by PHPXref |