3 * WordPress Upgrade API
5 * Most of the functions are pluggable and can be overwritten
8 * @subpackage Administration
11 /** Include user install customize script. */
12 if ( file_exists(WP_CONTENT_DIR . '/install.php') )
13 require (WP_CONTENT_DIR . '/install.php');
15 /** WordPress Administration API */
16 require_once(ABSPATH . 'wp-admin/includes/admin.php');
18 /** WordPress Schema API */
19 require_once(ABSPATH . 'wp-admin/includes/schema.php');
21 if ( !function_exists('wp_install') ) :
25 * {@internal Missing Long Description}}
29 * @param string $blog_title Blog title.
30 * @param string $user_name User's username.
31 * @param string $user_email User's email.
32 * @param bool $public Whether blog is public.
33 * @param string $deprecated Optional. Not used.
34 * @param string $user_password Optional. User's chosen password. Will default to a random password.
35 * @param string $language Optional. Language chosen.
36 * @return array Array keys 'url', 'user_id', 'password', 'password_message'.
38 function wp_install( $blog_title, $user_name, $user_email, $public, $deprecated = '', $user_password = '', $language = '' ) {
39 if ( !empty( $deprecated ) )
40 _deprecated_argument( __FUNCTION__, '2.6' );
42 wp_check_mysql_version();
44 make_db_current_silent();
48 update_option('blogname', $blog_title);
49 update_option('admin_email', $user_email);
50 update_option('blog_public', $public);
53 update_option( 'WPLANG', $language );
56 $guessurl = wp_guess_url();
58 update_option('siteurl', $guessurl);
60 // If not a public blog, don't ping.
62 update_option('default_pingback_flag', 0);
65 * Create default user. If the user already exists, the user tables are
66 * being shared among blogs. Just set the role in that case.
68 $user_id = username_exists($user_name);
69 $user_password = trim($user_password);
70 $email_password = false;
71 if ( !$user_id && empty($user_password) ) {
72 $user_password = wp_generate_password( 12, false );
73 $message = __('<strong><em>Note that password</em></strong> carefully! It is a <em>random</em> password that was generated just for you.');
74 $user_id = wp_create_user($user_name, $user_password, $user_email);
75 update_user_option($user_id, 'default_password_nag', true, true);
76 $email_password = true;
77 } else if ( !$user_id ) {
78 // Password has been provided
79 $message = '<em>'.__('Your chosen password.').'</em>';
80 $user_id = wp_create_user($user_name, $user_password, $user_email);
82 $message = __('User already exists. Password inherited.');
85 $user = new WP_User($user_id);
86 $user->set_role('administrator');
88 wp_install_defaults($user_id);
90 flush_rewrite_rules();
92 wp_new_blog_notification($blog_title, $guessurl, $user_id, ($email_password ? $user_password : __('The password you chose during the install.') ) );
97 * Fires after a site is fully installed.
101 * @param WP_User $user The site owner.
103 do_action( 'wp_install', $user );
105 return array('url' => $guessurl, 'user_id' => $user_id, 'password' => $user_password, 'password_message' => $message);
109 if ( !function_exists('wp_install_defaults') ) :
111 * {@internal Missing Short Description}}
113 * {@internal Missing Long Description}}
117 * @param int $user_id User ID.
119 function wp_install_defaults( $user_id ) {
120 global $wpdb, $wp_rewrite, $table_prefix;
123 $cat_name = __('Uncategorized');
124 /* translators: Default category slug */
125 $cat_slug = sanitize_title(_x('Uncategorized', 'Default category slug'));
127 if ( global_terms_enabled() ) {
128 $cat_id = $wpdb->get_var( $wpdb->prepare( "SELECT cat_ID FROM {$wpdb->sitecategories} WHERE category_nicename = %s", $cat_slug ) );
129 if ( $cat_id == null ) {
130 $wpdb->insert( $wpdb->sitecategories, array('cat_ID' => 0, 'cat_name' => $cat_name, 'category_nicename' => $cat_slug, 'last_updated' => current_time('mysql', true)) );
131 $cat_id = $wpdb->insert_id;
133 update_option('default_category', $cat_id);
138 $wpdb->insert( $wpdb->terms, array('term_id' => $cat_id, 'name' => $cat_name, 'slug' => $cat_slug, 'term_group' => 0) );
139 $wpdb->insert( $wpdb->term_taxonomy, array('term_id' => $cat_id, 'taxonomy' => 'category', 'description' => '', 'parent' => 0, 'count' => 1));
140 $cat_tt_id = $wpdb->insert_id;
143 $now = date('Y-m-d H:i:s');
144 $now_gmt = gmdate('Y-m-d H:i:s');
145 $first_post_guid = get_option('home') . '/?p=1';
147 if ( is_multisite() ) {
148 $first_post = get_site_option( 'first_post' );
150 if ( empty($first_post) )
151 $first_post = __( 'Welcome to <a href="SITE_URL">SITE_NAME</a>. This is your first post. Edit or delete it, then start blogging!' );
153 $first_post = str_replace( "SITE_URL", esc_url( network_home_url() ), $first_post );
154 $first_post = str_replace( "SITE_NAME", get_current_site()->site_name, $first_post );
156 $first_post = __('Welcome to WordPress. This is your first post. Edit or delete it, then start blogging!');
159 $wpdb->insert( $wpdb->posts, array(
160 'post_author' => $user_id,
162 'post_date_gmt' => $now_gmt,
163 'post_content' => $first_post,
164 'post_excerpt' => '',
165 'post_title' => __('Hello world!'),
166 /* translators: Default post slug */
167 'post_name' => sanitize_title( _x('hello-world', 'Default post slug') ),
168 'post_modified' => $now,
169 'post_modified_gmt' => $now_gmt,
170 'guid' => $first_post_guid,
171 'comment_count' => 1,
174 'post_content_filtered' => ''
176 $wpdb->insert( $wpdb->term_relationships, array('term_taxonomy_id' => $cat_tt_id, 'object_id' => 1) );
179 $first_comment_author = __('Mr WordPress');
180 $first_comment_url = 'https://wordpress.org/';
181 $first_comment = __('Hi, this is a comment.
182 To delete a comment, just log in and view the post's comments. There you will have the option to edit or delete them.');
183 if ( is_multisite() ) {
184 $first_comment_author = get_site_option( 'first_comment_author', $first_comment_author );
185 $first_comment_url = get_site_option( 'first_comment_url', network_home_url() );
186 $first_comment = get_site_option( 'first_comment', $first_comment );
188 $wpdb->insert( $wpdb->comments, array(
189 'comment_post_ID' => 1,
190 'comment_author' => $first_comment_author,
191 'comment_author_email' => '',
192 'comment_author_url' => $first_comment_url,
193 'comment_date' => $now,
194 'comment_date_gmt' => $now_gmt,
195 'comment_content' => $first_comment
199 $first_page = sprintf( __( "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:
201 <blockquote>Hi there! I'm a bike messenger by day, aspiring actor by night, and this is my blog. I live in Los Angeles, have a great dog named Jack, and I like piña coladas. (And gettin' caught in the rain.)</blockquote>
203 ...or something like this:
205 <blockquote>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.</blockquote>
207 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!" ), admin_url() );
208 if ( is_multisite() )
209 $first_page = get_site_option( 'first_page', $first_page );
210 $first_post_guid = get_option('home') . '/?page_id=2';
211 $wpdb->insert( $wpdb->posts, array(
212 'post_author' => $user_id,
214 'post_date_gmt' => $now_gmt,
215 'post_content' => $first_page,
216 'post_excerpt' => '',
217 'post_title' => __( 'Sample Page' ),
218 /* translators: Default page slug */
219 'post_name' => __( 'sample-page' ),
220 'post_modified' => $now,
221 'post_modified_gmt' => $now_gmt,
222 'guid' => $first_post_guid,
223 'post_type' => 'page',
226 'post_content_filtered' => ''
228 $wpdb->insert( $wpdb->postmeta, array( 'post_id' => 2, 'meta_key' => '_wp_page_template', 'meta_value' => 'default' ) );
230 // Set up default widgets for default theme.
231 update_option( 'widget_search', array ( 2 => array ( 'title' => '' ), '_multiwidget' => 1 ) );
232 update_option( 'widget_recent-posts', array ( 2 => array ( 'title' => '', 'number' => 5 ), '_multiwidget' => 1 ) );
233 update_option( 'widget_recent-comments', array ( 2 => array ( 'title' => '', 'number' => 5 ), '_multiwidget' => 1 ) );
234 update_option( 'widget_archives', array ( 2 => array ( 'title' => '', 'count' => 0, 'dropdown' => 0 ), '_multiwidget' => 1 ) );
235 update_option( 'widget_categories', array ( 2 => array ( 'title' => '', 'count' => 0, 'hierarchical' => 0, 'dropdown' => 0 ), '_multiwidget' => 1 ) );
236 update_option( 'widget_meta', array ( 2 => array ( 'title' => '' ), '_multiwidget' => 1 ) );
237 update_option( 'sidebars_widgets', array ( 'wp_inactive_widgets' => array (), 'sidebar-1' => array ( 0 => 'search-2', 1 => 'recent-posts-2', 2 => 'recent-comments-2', 3 => 'archives-2', 4 => 'categories-2', 5 => 'meta-2', ), 'array_version' => 3 ) );
239 if ( ! is_multisite() )
240 update_user_meta( $user_id, 'show_welcome_panel', 1 );
241 elseif ( ! is_super_admin( $user_id ) && ! metadata_exists( 'user', $user_id, 'show_welcome_panel' ) )
242 update_user_meta( $user_id, 'show_welcome_panel', 2 );
244 if ( is_multisite() ) {
245 // Flush rules to pick up the new page.
247 $wp_rewrite->flush_rules();
249 $user = new WP_User($user_id);
250 $wpdb->update( $wpdb->options, array('option_value' => $user->user_email), array('option_name' => 'admin_email') );
252 // Remove all perms except for the login user.
253 $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id != %d AND meta_key = %s", $user_id, $table_prefix.'user_level') );
254 $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id != %d AND meta_key = %s", $user_id, $table_prefix.'capabilities') );
256 // Delete any caps that snuck into the previously active blog. (Hardcoded to blog 1 for now.) TODO: Get previous_blog_id.
257 if ( !is_super_admin( $user_id ) && $user_id != 1 )
258 $wpdb->delete( $wpdb->usermeta, array( 'user_id' => $user_id , 'meta_key' => $wpdb->base_prefix.'1_capabilities' ) );
263 if ( !function_exists('wp_new_blog_notification') ) :
265 * {@internal Missing Short Description}}
267 * {@internal Missing Long Description}}
271 * @param string $blog_title Blog title.
272 * @param string $blog_url Blog url.
273 * @param int $user_id User ID.
274 * @param string $password User's Password.
276 function wp_new_blog_notification($blog_title, $blog_url, $user_id, $password) {
277 $user = new WP_User( $user_id );
278 $email = $user->user_email;
279 $name = $user->user_login;
280 $login_url = wp_login_url();
281 $message = sprintf( __( "Your new WordPress site has been successfully set up at:
285 You can log in to the administrator account with the following information:
291 We hope you enjoy your new site. Thanks!
294 https://wordpress.org/
295 "), $blog_url, $name, $password, $login_url );
297 @wp_mail($email, __('New WordPress Site'), $message);
301 if ( !function_exists('wp_upgrade') ) :
303 * Run WordPress Upgrade functions.
305 * {@internal Missing Long Description}}
311 function wp_upgrade() {
312 global $wp_current_db_version, $wp_db_version, $wpdb;
314 $wp_current_db_version = __get_option('db_version');
316 // We are up-to-date. Nothing to do.
317 if ( $wp_db_version == $wp_current_db_version )
320 if ( ! is_blog_installed() )
323 wp_check_mysql_version();
325 pre_schema_upgrade();
326 make_db_current_silent();
328 if ( is_multisite() && is_main_site() )
332 if ( is_multisite() ) {
333 if ( $wpdb->get_row( "SELECT blog_id FROM {$wpdb->blog_versions} WHERE blog_id = '{$wpdb->blogid}'" ) )
334 $wpdb->query( "UPDATE {$wpdb->blog_versions} SET db_version = '{$wp_db_version}' WHERE blog_id = '{$wpdb->blogid}'" );
336 $wpdb->query( "INSERT INTO {$wpdb->blog_versions} ( `blog_id` , `db_version` , `last_updated` ) VALUES ( '{$wpdb->blogid}', '{$wp_db_version}', NOW());" );
340 * Fires after a site is fully upgraded.
344 * @param int $wp_db_version The new $wp_db_version.
345 * @param int $wp_current_db_version The old (current) $wp_db_version.
347 do_action( 'wp_upgrade', $wp_db_version, $wp_current_db_version );
352 * Functions to be called in install and upgrade scripts.
354 * {@internal Missing Long Description}}
358 function upgrade_all() {
359 global $wp_current_db_version, $wp_db_version;
360 $wp_current_db_version = __get_option('db_version');
362 // We are up-to-date. Nothing to do.
363 if ( $wp_db_version == $wp_current_db_version )
366 // If the version is not set in the DB, try to guess the version.
367 if ( empty($wp_current_db_version) ) {
368 $wp_current_db_version = 0;
370 // If the template option exists, we have 1.5.
371 $template = __get_option('template');
372 if ( !empty($template) )
373 $wp_current_db_version = 2541;
376 if ( $wp_current_db_version < 6039 )
377 upgrade_230_options_table();
381 if ( $wp_current_db_version < 2541 ) {
388 if ( $wp_current_db_version < 3308 )
391 if ( $wp_current_db_version < 4772 )
394 if ( $wp_current_db_version < 4351 )
397 if ( $wp_current_db_version < 5539 )
400 if ( $wp_current_db_version < 6124 )
401 upgrade_230_old_tables();
403 if ( $wp_current_db_version < 7499 )
406 if ( $wp_current_db_version < 7935 )
409 if ( $wp_current_db_version < 8201 )
412 if ( $wp_current_db_version < 8989 )
415 if ( $wp_current_db_version < 10360 )
418 if ( $wp_current_db_version < 11958 )
421 if ( $wp_current_db_version < 15260 )
424 if ( $wp_current_db_version < 19389 )
427 if ( $wp_current_db_version < 20080 )
430 if ( $wp_current_db_version < 22422 )
433 if ( $wp_current_db_version < 25824 )
436 if ( $wp_current_db_version < 26148 )
439 if ( $wp_current_db_version < 26691 )
442 if ( $wp_current_db_version < 29630 )
445 if ( $wp_current_db_version < 30134 )
448 maybe_disable_link_manager();
450 maybe_disable_automattic_widgets();
452 update_option( 'db_version', $wp_db_version );
453 update_option( 'db_upgraded', true );
457 * Execute changes made in WordPress 1.0.
461 function upgrade_100() {
464 // Get the title and ID of every post, post_name to check if it already has a value
465 $posts = $wpdb->get_results("SELECT ID, post_title, post_name FROM $wpdb->posts WHERE post_name = ''");
467 foreach($posts as $post) {
468 if ('' == $post->post_name) {
469 $newtitle = sanitize_title($post->post_title);
470 $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET post_name = %s WHERE ID = %d", $newtitle, $post->ID) );
475 $categories = $wpdb->get_results("SELECT cat_ID, cat_name, category_nicename FROM $wpdb->categories");
476 foreach ($categories as $category) {
477 if ('' == $category->category_nicename) {
478 $newtitle = sanitize_title($category->cat_name);
479 $wpdb->update( $wpdb->categories, array('category_nicename' => $newtitle), array('cat_ID' => $category->cat_ID) );
483 $sql = "UPDATE $wpdb->options
484 SET option_value = REPLACE(option_value, 'wp-links/links-images/', 'wp-images/links/')
485 WHERE option_name LIKE %s
486 AND option_value LIKE %s";
487 $wpdb->query( $wpdb->prepare( $sql, $wpdb->esc_like( 'links_rating_image' ) . '%', $wpdb->esc_like( 'wp-links/links-images/' ) . '%' ) );
489 $done_ids = $wpdb->get_results("SELECT DISTINCT post_id FROM $wpdb->post2cat");
491 foreach ($done_ids as $done_id) :
492 $done_posts[] = $done_id->post_id;
494 $catwhere = ' AND ID NOT IN (' . implode(',', $done_posts) . ')';
499 $allposts = $wpdb->get_results("SELECT ID, post_category FROM $wpdb->posts WHERE post_category != '0' $catwhere");
501 foreach ($allposts as $post) {
502 // Check to see if it's already been imported
503 $cat = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->post2cat WHERE post_id = %d AND category_id = %d", $post->ID, $post->post_category) );
504 if (!$cat && 0 != $post->post_category) { // If there's no result
505 $wpdb->insert( $wpdb->post2cat, array('post_id' => $post->ID, 'category_id' => $post->post_category) );
512 * Execute changes made in WordPress 1.0.1.
516 function upgrade_101() {
519 // Clean up indices, add a few
520 add_clean_index($wpdb->posts, 'post_name');
521 add_clean_index($wpdb->posts, 'post_status');
522 add_clean_index($wpdb->categories, 'category_nicename');
523 add_clean_index($wpdb->comments, 'comment_approved');
524 add_clean_index($wpdb->comments, 'comment_post_ID');
525 add_clean_index($wpdb->links , 'link_category');
526 add_clean_index($wpdb->links , 'link_visible');
530 * Execute changes made in WordPress 1.2.
534 function upgrade_110() {
537 // Set user_nicename.
538 $users = $wpdb->get_results("SELECT ID, user_nickname, user_nicename FROM $wpdb->users");
539 foreach ($users as $user) {
540 if ('' == $user->user_nicename) {
541 $newname = sanitize_title($user->user_nickname);
542 $wpdb->update( $wpdb->users, array('user_nicename' => $newname), array('ID' => $user->ID) );
546 $users = $wpdb->get_results("SELECT ID, user_pass from $wpdb->users");
547 foreach ($users as $row) {
548 if (!preg_match('/^[A-Fa-f0-9]{32}$/', $row->user_pass)) {
549 $wpdb->update( $wpdb->users, array('user_pass' => md5($row->user_pass)), array('ID' => $row->ID) );
553 // Get the GMT offset, we'll use that later on
554 $all_options = get_alloptions_110();
556 $time_difference = $all_options->time_difference;
558 $server_time = time()+date('Z');
559 $weblogger_time = $server_time + $time_difference * HOUR_IN_SECONDS;
562 $diff_gmt_server = ($gmt_time - $server_time) / HOUR_IN_SECONDS;
563 $diff_weblogger_server = ($weblogger_time - $server_time) / HOUR_IN_SECONDS;
564 $diff_gmt_weblogger = $diff_gmt_server - $diff_weblogger_server;
565 $gmt_offset = -$diff_gmt_weblogger;
567 // Add a gmt_offset option, with value $gmt_offset
568 add_option('gmt_offset', $gmt_offset);
570 // Check if we already set the GMT fields (if we did, then
571 // MAX(post_date_gmt) can't be '0000-00-00 00:00:00'
572 // <michel_v> I just slapped myself silly for not thinking about it earlier
573 $got_gmt_fields = ! ($wpdb->get_var("SELECT MAX(post_date_gmt) FROM $wpdb->posts") == '0000-00-00 00:00:00');
575 if (!$got_gmt_fields) {
577 // Add or subtract time to all dates, to get GMT dates
578 $add_hours = intval($diff_gmt_weblogger);
579 $add_minutes = intval(60 * ($diff_gmt_weblogger - $add_hours));
580 $wpdb->query("UPDATE $wpdb->posts SET post_date_gmt = DATE_ADD(post_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)");
581 $wpdb->query("UPDATE $wpdb->posts SET post_modified = post_date");
582 $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'");
583 $wpdb->query("UPDATE $wpdb->comments SET comment_date_gmt = DATE_ADD(comment_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)");
584 $wpdb->query("UPDATE $wpdb->users SET user_registered = DATE_ADD(user_registered, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)");
590 * Execute changes made in WordPress 1.5.
594 function upgrade_130() {
597 // Remove extraneous backslashes.
598 $posts = $wpdb->get_results("SELECT ID, post_title, post_content, post_excerpt, guid, post_date, post_name, post_status, post_author FROM $wpdb->posts");
600 foreach($posts as $post) {
601 $post_content = addslashes(deslash($post->post_content));
602 $post_title = addslashes(deslash($post->post_title));
603 $post_excerpt = addslashes(deslash($post->post_excerpt));
604 if ( empty($post->guid) )
605 $guid = get_permalink($post->ID);
609 $wpdb->update( $wpdb->posts, compact('post_title', 'post_content', 'post_excerpt', 'guid'), array('ID' => $post->ID) );
614 // Remove extraneous backslashes.
615 $comments = $wpdb->get_results("SELECT comment_ID, comment_author, comment_content FROM $wpdb->comments");
617 foreach($comments as $comment) {
618 $comment_content = deslash($comment->comment_content);
619 $comment_author = deslash($comment->comment_author);
621 $wpdb->update($wpdb->comments, compact('comment_content', 'comment_author'), array('comment_ID' => $comment->comment_ID) );
625 // Remove extraneous backslashes.
626 $links = $wpdb->get_results("SELECT link_id, link_name, link_description FROM $wpdb->links");
628 foreach($links as $link) {
629 $link_name = deslash($link->link_name);
630 $link_description = deslash($link->link_description);
632 $wpdb->update( $wpdb->links, compact('link_name', 'link_description'), array('link_id' => $link->link_id) );
636 $active_plugins = __get_option('active_plugins');
639 * If plugins are not stored in an array, they're stored in the old
640 * newline separated format. Convert to new format.
642 if ( !is_array( $active_plugins ) ) {
643 $active_plugins = explode("\n", trim($active_plugins));
644 update_option('active_plugins', $active_plugins);
648 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optionvalues');
649 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optiontypes');
650 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optiongroups');
651 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'optiongroup_options');
653 // Update comments table to use comment_type
654 $wpdb->query("UPDATE $wpdb->comments SET comment_type='trackback', comment_content = REPLACE(comment_content, '<trackback />', '') WHERE comment_content LIKE '<trackback />%'");
655 $wpdb->query("UPDATE $wpdb->comments SET comment_type='pingback', comment_content = REPLACE(comment_content, '<pingback />', '') WHERE comment_content LIKE '<pingback />%'");
657 // Some versions have multiple duplicate option_name rows with the same values
658 $options = $wpdb->get_results("SELECT option_name, COUNT(option_name) AS dupes FROM `$wpdb->options` GROUP BY option_name");
659 foreach ( $options as $option ) {
660 if ( 1 != $option->dupes ) { // Could this be done in the query?
661 $limit = $option->dupes - 1;
662 $dupe_ids = $wpdb->get_col( $wpdb->prepare("SELECT option_id FROM $wpdb->options WHERE option_name = %s LIMIT %d", $option->option_name, $limit) );
664 $dupe_ids = join($dupe_ids, ',');
665 $wpdb->query("DELETE FROM $wpdb->options WHERE option_id IN ($dupe_ids)");
674 * Execute changes made in WordPress 2.0.
678 function upgrade_160() {
679 global $wpdb, $wp_current_db_version;
681 populate_roles_160();
683 $users = $wpdb->get_results("SELECT * FROM $wpdb->users");
684 foreach ( $users as $user ) :
685 if ( !empty( $user->user_firstname ) )
686 update_user_meta( $user->ID, 'first_name', wp_slash($user->user_firstname) );
687 if ( !empty( $user->user_lastname ) )
688 update_user_meta( $user->ID, 'last_name', wp_slash($user->user_lastname) );
689 if ( !empty( $user->user_nickname ) )
690 update_user_meta( $user->ID, 'nickname', wp_slash($user->user_nickname) );
691 if ( !empty( $user->user_level ) )
692 update_user_meta( $user->ID, $wpdb->prefix . 'user_level', $user->user_level );
693 if ( !empty( $user->user_icq ) )
694 update_user_meta( $user->ID, 'icq', wp_slash($user->user_icq) );
695 if ( !empty( $user->user_aim ) )
696 update_user_meta( $user->ID, 'aim', wp_slash($user->user_aim) );
697 if ( !empty( $user->user_msn ) )
698 update_user_meta( $user->ID, 'msn', wp_slash($user->user_msn) );
699 if ( !empty( $user->user_yim ) )
700 update_user_meta( $user->ID, 'yim', wp_slash($user->user_icq) );
701 if ( !empty( $user->user_description ) )
702 update_user_meta( $user->ID, 'description', wp_slash($user->user_description) );
704 if ( isset( $user->user_idmode ) ):
705 $idmode = $user->user_idmode;
706 if ($idmode == 'nickname') $id = $user->user_nickname;
707 if ($idmode == 'login') $id = $user->user_login;
708 if ($idmode == 'firstname') $id = $user->user_firstname;
709 if ($idmode == 'lastname') $id = $user->user_lastname;
710 if ($idmode == 'namefl') $id = $user->user_firstname.' '.$user->user_lastname;
711 if ($idmode == 'namelf') $id = $user->user_lastname.' '.$user->user_firstname;
712 if (!$idmode) $id = $user->user_nickname;
713 $wpdb->update( $wpdb->users, array('display_name' => $id), array('ID' => $user->ID) );
716 // FIXME: RESET_CAPS is temporary code to reset roles and caps if flag is set.
717 $caps = get_user_meta( $user->ID, $wpdb->prefix . 'capabilities');
718 if ( empty($caps) || defined('RESET_CAPS') ) {
719 $level = get_user_meta($user->ID, $wpdb->prefix . 'user_level', true);
720 $role = translate_level_to_role($level);
721 update_user_meta( $user->ID, $wpdb->prefix . 'capabilities', array($role => true) );
725 $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' );
726 $wpdb->hide_errors();
727 foreach ( $old_user_fields as $old )
728 $wpdb->query("ALTER TABLE $wpdb->users DROP $old");
729 $wpdb->show_errors();
731 // Populate comment_count field of posts table.
732 $comments = $wpdb->get_results( "SELECT comment_post_ID, COUNT(*) as c FROM $wpdb->comments WHERE comment_approved = '1' GROUP BY comment_post_ID" );
733 if ( is_array( $comments ) )
734 foreach ($comments as $comment)
735 $wpdb->update( $wpdb->posts, array('comment_count' => $comment->c), array('ID' => $comment->comment_post_ID) );
738 * Some alpha versions used a post status of object instead of attachment
739 * and put the mime type in post_type instead of post_mime_type.
741 if ( $wp_current_db_version > 2541 && $wp_current_db_version <= 3091 ) {
742 $objects = $wpdb->get_results("SELECT ID, post_type FROM $wpdb->posts WHERE post_status = 'object'");
743 foreach ($objects as $object) {
744 $wpdb->update( $wpdb->posts, array( 'post_status' => 'attachment',
745 'post_mime_type' => $object->post_type,
747 array( 'ID' => $object->ID ) );
749 $meta = get_post_meta($object->ID, 'imagedata', true);
750 if ( ! empty($meta['file']) )
751 update_attached_file( $object->ID, $meta['file'] );
757 * Execute changes made in WordPress 2.1.
761 function upgrade_210() {
762 global $wpdb, $wp_current_db_version;
764 if ( $wp_current_db_version < 3506 ) {
765 // Update status and type.
766 $posts = $wpdb->get_results("SELECT ID, post_status FROM $wpdb->posts");
768 if ( ! empty($posts) ) foreach ($posts as $post) {
769 $status = $post->post_status;
772 if ( 'static' == $status ) {
775 } else if ( 'attachment' == $status ) {
777 $type = 'attachment';
780 $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET post_status = %s, post_type = %s WHERE ID = %d", $status, $type, $post->ID) );
784 if ( $wp_current_db_version < 3845 ) {
785 populate_roles_210();
788 if ( $wp_current_db_version < 3531 ) {
789 // Give future posts a post_status of future.
790 $now = gmdate('Y-m-d H:i:59');
791 $wpdb->query ("UPDATE $wpdb->posts SET post_status = 'future' WHERE post_status = 'publish' AND post_date_gmt > '$now'");
793 $posts = $wpdb->get_results("SELECT ID, post_date FROM $wpdb->posts WHERE post_status ='future'");
794 if ( !empty($posts) )
795 foreach ( $posts as $post )
796 wp_schedule_single_event(mysql2date('U', $post->post_date, false), 'publish_future_post', array($post->ID));
801 * Execute changes made in WordPress 2.3.
805 function upgrade_230() {
806 global $wp_current_db_version, $wpdb;
808 if ( $wp_current_db_version < 5200 ) {
809 populate_roles_230();
812 // Convert categories to terms.
815 $categories = $wpdb->get_results("SELECT * FROM $wpdb->categories ORDER BY cat_ID");
816 foreach ($categories as $category) {
817 $term_id = (int) $category->cat_ID;
818 $name = $category->cat_name;
819 $description = $category->category_description;
820 $slug = $category->category_nicename;
821 $parent = $category->category_parent;
824 // Associate terms with the same slug in a term group and make slugs unique.
825 if ( $exists = $wpdb->get_results( $wpdb->prepare("SELECT term_id, term_group FROM $wpdb->terms WHERE slug = %s", $slug) ) ) {
826 $term_group = $exists[0]->term_group;
827 $id = $exists[0]->term_id;
830 $alt_slug = $slug . "-$num";
832 $slug_check = $wpdb->get_var( $wpdb->prepare("SELECT slug FROM $wpdb->terms WHERE slug = %s", $alt_slug) );
833 } while ( $slug_check );
837 if ( empty( $term_group ) ) {
838 $term_group = $wpdb->get_var("SELECT MAX(term_group) FROM $wpdb->terms GROUP BY term_group") + 1;
839 $wpdb->query( $wpdb->prepare("UPDATE $wpdb->terms SET term_group = %d WHERE term_id = %d", $term_group, $id) );
843 $wpdb->query( $wpdb->prepare("INSERT INTO $wpdb->terms (term_id, name, slug, term_group) VALUES
844 (%d, %s, %s, %d)", $term_id, $name, $slug, $term_group) );
847 if ( !empty($category->category_count) ) {
848 $count = (int) $category->category_count;
849 $taxonomy = 'category';
850 $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) );
851 $tt_ids[$term_id][$taxonomy] = (int) $wpdb->insert_id;
854 if ( !empty($category->link_count) ) {
855 $count = (int) $category->link_count;
856 $taxonomy = 'link_category';
857 $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) );
858 $tt_ids[$term_id][$taxonomy] = (int) $wpdb->insert_id;
861 if ( !empty($category->tag_count) ) {
863 $count = (int) $category->tag_count;
864 $taxonomy = 'post_tag';
865 $wpdb->insert( $wpdb->term_taxonomy, compact('term_id', 'taxonomy', 'description', 'parent', 'count') );
866 $tt_ids[$term_id][$taxonomy] = (int) $wpdb->insert_id;
869 if ( empty($count) ) {
871 $taxonomy = 'category';
872 $wpdb->insert( $wpdb->term_taxonomy, compact('term_id', 'taxonomy', 'description', 'parent', 'count') );
873 $tt_ids[$term_id][$taxonomy] = (int) $wpdb->insert_id;
877 $select = 'post_id, category_id';
879 $select .= ', rel_type';
881 $posts = $wpdb->get_results("SELECT $select FROM $wpdb->post2cat GROUP BY post_id, category_id");
882 foreach ( $posts as $post ) {
883 $post_id = (int) $post->post_id;
884 $term_id = (int) $post->category_id;
885 $taxonomy = 'category';
886 if ( !empty($post->rel_type) && 'tag' == $post->rel_type)
888 $tt_id = $tt_ids[$term_id][$taxonomy];
892 $wpdb->insert( $wpdb->term_relationships, array('object_id' => $post_id, 'term_taxonomy_id' => $tt_id) );
895 // < 3570 we used linkcategories. >= 3570 we used categories and link2cat.
896 if ( $wp_current_db_version < 3570 ) {
898 * Create link_category terms for link categories. Create a map of link
899 * cat IDs to link_category terms.
901 $link_cat_id_map = array();
902 $default_link_cat = 0;
904 $link_cats = $wpdb->get_results("SELECT cat_id, cat_name FROM " . $wpdb->prefix . 'linkcategories');
905 foreach ( $link_cats as $category) {
906 $cat_id = (int) $category->cat_id;
908 $name = wp_slash($category->cat_name);
909 $slug = sanitize_title($name);
912 // Associate terms with the same slug in a term group and make slugs unique.
913 if ( $exists = $wpdb->get_results( $wpdb->prepare("SELECT term_id, term_group FROM $wpdb->terms WHERE slug = %s", $slug) ) ) {
914 $term_group = $exists[0]->term_group;
915 $term_id = $exists[0]->term_id;
918 if ( empty($term_id) ) {
919 $wpdb->insert( $wpdb->terms, compact('name', 'slug', 'term_group') );
920 $term_id = (int) $wpdb->insert_id;
923 $link_cat_id_map[$cat_id] = $term_id;
924 $default_link_cat = $term_id;
926 $wpdb->insert( $wpdb->term_taxonomy, array('term_id' => $term_id, 'taxonomy' => 'link_category', 'description' => '', 'parent' => 0, 'count' => 0) );
927 $tt_ids[$term_id] = (int) $wpdb->insert_id;
930 // Associate links to cats.
931 $links = $wpdb->get_results("SELECT link_id, link_category FROM $wpdb->links");
932 if ( !empty($links) ) foreach ( $links as $link ) {
933 if ( 0 == $link->link_category )
935 if ( ! isset($link_cat_id_map[$link->link_category]) )
937 $term_id = $link_cat_id_map[$link->link_category];
938 $tt_id = $tt_ids[$term_id];
942 $wpdb->insert( $wpdb->term_relationships, array('object_id' => $link->link_id, 'term_taxonomy_id' => $tt_id) );
945 // Set default to the last category we grabbed during the upgrade loop.
946 update_option('default_link_category', $default_link_cat);
948 $links = $wpdb->get_results("SELECT link_id, category_id FROM $wpdb->link2cat GROUP BY link_id, category_id");
949 foreach ( $links as $link ) {
950 $link_id = (int) $link->link_id;
951 $term_id = (int) $link->category_id;
952 $taxonomy = 'link_category';
953 $tt_id = $tt_ids[$term_id][$taxonomy];
956 $wpdb->insert( $wpdb->term_relationships, array('object_id' => $link_id, 'term_taxonomy_id' => $tt_id) );
960 if ( $wp_current_db_version < 4772 ) {
961 // Obsolete linkcategories table
962 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'linkcategories');
965 // Recalculate all counts
966 $terms = $wpdb->get_results("SELECT term_taxonomy_id, taxonomy FROM $wpdb->term_taxonomy");
967 foreach ( (array) $terms as $term ) {
968 if ( ('post_tag' == $term->taxonomy) || ('category' == $term->taxonomy) )
969 $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) );
971 $count = $wpdb->get_var( $wpdb->prepare("SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term->term_taxonomy_id) );
972 $wpdb->update( $wpdb->term_taxonomy, array('count' => $count), array('term_taxonomy_id' => $term->term_taxonomy_id) );
977 * Remove old options from the database.
981 function upgrade_230_options_table() {
983 $old_options_fields = array( 'option_can_override', 'option_type', 'option_width', 'option_height', 'option_description', 'option_admin_level' );
984 $wpdb->hide_errors();
985 foreach ( $old_options_fields as $old )
986 $wpdb->query("ALTER TABLE $wpdb->options DROP $old");
987 $wpdb->show_errors();
991 * Remove old categories, link2cat, and post2cat database tables.
995 function upgrade_230_old_tables() {
997 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'categories');
998 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'link2cat');
999 $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . 'post2cat');
1003 * Upgrade old slugs made in version 2.2.
1007 function upgrade_old_slugs() {
1008 // Upgrade people who were using the Redirect Old Slugs plugin.
1010 $wpdb->query("UPDATE $wpdb->postmeta SET meta_key = '_wp_old_slug' WHERE meta_key = 'old_slug'");
1014 * Execute changes made in WordPress 2.5.0.
1018 function upgrade_250() {
1019 global $wp_current_db_version;
1021 if ( $wp_current_db_version < 6689 ) {
1022 populate_roles_250();
1028 * Execute changes made in WordPress 2.5.2.
1032 function upgrade_252() {
1035 $wpdb->query("UPDATE $wpdb->users SET user_activation_key = ''");
1039 * Execute changes made in WordPress 2.6.
1043 function upgrade_260() {
1044 global $wp_current_db_version;
1046 if ( $wp_current_db_version < 8000 )
1047 populate_roles_260();
1051 * Execute changes made in WordPress 2.7.
1055 function upgrade_270() {
1056 global $wpdb, $wp_current_db_version;
1058 if ( $wp_current_db_version < 8980 )
1059 populate_roles_270();
1061 // Update post_date for unpublished posts with empty timestamp
1062 if ( $wp_current_db_version < 8921 )
1063 $wpdb->query( "UPDATE $wpdb->posts SET post_date = post_modified WHERE post_date = '0000-00-00 00:00:00'" );
1067 * Execute changes made in WordPress 2.8.
1071 function upgrade_280() {
1072 global $wp_current_db_version, $wpdb;
1074 if ( $wp_current_db_version < 10360 )
1075 populate_roles_280();
1076 if ( is_multisite() ) {
1078 while( $rows = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options ORDER BY option_id LIMIT $start, 20" ) ) {
1079 foreach( $rows as $row ) {
1080 $value = $row->option_value;
1081 if ( !@unserialize( $value ) )
1082 $value = stripslashes( $value );
1083 if ( $value !== $row->option_value ) {
1084 update_option( $row->option_name, $value );
1089 refresh_blog_details( $wpdb->blogid );
1094 * Execute changes made in WordPress 2.9.
1098 function upgrade_290() {
1099 global $wp_current_db_version;
1101 if ( $wp_current_db_version < 11958 ) {
1102 // Previously, setting depth to 1 would redundantly disable threading, but now 2 is the minimum depth to avoid confusion
1103 if ( get_option( 'thread_comments_depth' ) == '1' ) {
1104 update_option( 'thread_comments_depth', 2 );
1105 update_option( 'thread_comments', 0 );
1111 * Execute changes made in WordPress 3.0.
1115 function upgrade_300() {
1116 global $wp_current_db_version, $wpdb;
1118 if ( $wp_current_db_version < 15093 )
1119 populate_roles_300();
1121 if ( $wp_current_db_version < 14139 && is_multisite() && is_main_site() && ! defined( 'MULTISITE' ) && get_site_option( 'siteurl' ) === false )
1122 add_site_option( 'siteurl', '' );
1124 // 3.0 screen options key name changes.
1125 if ( is_main_site() && !defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) {
1126 $sql = "DELETE FROM $wpdb->usermeta
1127 WHERE meta_key LIKE %s
1133 OR meta_key = 'manageedittagscolumnshidden'
1134 OR meta_key = 'managecategoriescolumnshidden'
1135 OR meta_key = 'manageedit-tagscolumnshidden'
1136 OR meta_key = 'manageeditcolumnshidden'
1137 OR meta_key = 'categories_per_page'
1138 OR meta_key = 'edit_tags_per_page'";
1139 $prefix = $wpdb->esc_like( $wpdb->base_prefix );
1140 $wpdb->query( $wpdb->prepare( $sql,
1141 $prefix . '%' . $wpdb->esc_like( 'meta-box-hidden' ) . '%',
1142 $prefix . '%' . $wpdb->esc_like( 'closedpostboxes' ) . '%',
1143 $prefix . '%' . $wpdb->esc_like( 'manage-' ) . '%' . $wpdb->esc_like( '-columns-hidden' ) . '%',
1144 $prefix . '%' . $wpdb->esc_like( 'meta-box-order' ) . '%',
1145 $prefix . '%' . $wpdb->esc_like( 'metaboxorder' ) . '%',
1146 $prefix . '%' . $wpdb->esc_like( 'screen_layout' ) . '%'
1153 * Execute changes made in WordPress 3.3.
1157 function upgrade_330() {
1158 global $wp_current_db_version, $wpdb, $wp_registered_widgets, $sidebars_widgets;
1160 if ( $wp_current_db_version < 19061 && is_main_site() && ! defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) {
1161 $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key IN ('show_admin_bar_admin', 'plugins_last_view')" );
1164 if ( $wp_current_db_version >= 11548 )
1167 $sidebars_widgets = get_option( 'sidebars_widgets', array() );
1168 $_sidebars_widgets = array();
1170 if ( isset($sidebars_widgets['wp_inactive_widgets']) || empty($sidebars_widgets) )
1171 $sidebars_widgets['array_version'] = 3;
1172 elseif ( !isset($sidebars_widgets['array_version']) )
1173 $sidebars_widgets['array_version'] = 1;
1175 switch ( $sidebars_widgets['array_version'] ) {
1177 foreach ( (array) $sidebars_widgets as $index => $sidebar )
1178 if ( is_array($sidebar) )
1179 foreach ( (array) $sidebar as $i => $name ) {
1180 $id = strtolower($name);
1181 if ( isset($wp_registered_widgets[$id]) ) {
1182 $_sidebars_widgets[$index][$i] = $id;
1185 $id = sanitize_title($name);
1186 if ( isset($wp_registered_widgets[$id]) ) {
1187 $_sidebars_widgets[$index][$i] = $id;
1193 foreach ( $wp_registered_widgets as $widget_id => $widget ) {
1194 if ( strtolower($widget['name']) == strtolower($name) ) {
1195 $_sidebars_widgets[$index][$i] = $widget['id'];
1198 } elseif ( sanitize_title($widget['name']) == sanitize_title($name) ) {
1199 $_sidebars_widgets[$index][$i] = $widget['id'];
1208 unset($_sidebars_widgets[$index][$i]);
1210 $_sidebars_widgets['array_version'] = 2;
1211 $sidebars_widgets = $_sidebars_widgets;
1212 unset($_sidebars_widgets);
1215 $sidebars_widgets = retrieve_widgets();
1216 $sidebars_widgets['array_version'] = 3;
1217 update_option( 'sidebars_widgets', $sidebars_widgets );
1222 * Execute changes made in WordPress 3.4.
1226 function upgrade_340() {
1227 global $wp_current_db_version, $wpdb;
1229 if ( $wp_current_db_version < 19798 ) {
1230 $wpdb->hide_errors();
1231 $wpdb->query( "ALTER TABLE $wpdb->options DROP COLUMN blog_id" );
1232 $wpdb->show_errors();
1235 if ( $wp_current_db_version < 19799 ) {
1236 $wpdb->hide_errors();
1237 $wpdb->query("ALTER TABLE $wpdb->comments DROP INDEX comment_approved");
1238 $wpdb->show_errors();
1241 if ( $wp_current_db_version < 20022 && is_main_site() && ! defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) {
1242 $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key = 'themes_last_view'" );
1245 if ( $wp_current_db_version < 20080 ) {
1246 if ( 'yes' == $wpdb->get_var( "SELECT autoload FROM $wpdb->options WHERE option_name = 'uninstall_plugins'" ) ) {
1247 $uninstall_plugins = get_option( 'uninstall_plugins' );
1248 delete_option( 'uninstall_plugins' );
1249 add_option( 'uninstall_plugins', $uninstall_plugins, null, 'no' );
1255 * Execute changes made in WordPress 3.5.
1259 function upgrade_350() {
1260 global $wp_current_db_version, $wpdb;
1262 if ( $wp_current_db_version < 22006 && $wpdb->get_var( "SELECT link_id FROM $wpdb->links LIMIT 1" ) )
1263 update_option( 'link_manager_enabled', 1 ); // Previously set to 0 by populate_options()
1265 if ( $wp_current_db_version < 21811 && is_main_site() && ! defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) {
1266 $meta_keys = array();
1267 foreach ( array_merge( get_post_types(), get_taxonomies() ) as $name ) {
1268 if ( false !== strpos( $name, '-' ) )
1269 $meta_keys[] = 'edit_' . str_replace( '-', '_', $name ) . '_per_page';
1272 $meta_keys = implode( "', '", $meta_keys );
1273 $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key IN ('$meta_keys')" );
1277 if ( $wp_current_db_version < 22422 && $term = get_term_by( 'slug', 'post-format-standard', 'post_format' ) )
1278 wp_delete_term( $term->term_id, 'post_format' );
1282 * Execute changes made in WordPress 3.7.
1286 function upgrade_370() {
1287 global $wp_current_db_version;
1288 if ( $wp_current_db_version < 25824 )
1289 wp_clear_scheduled_hook( 'wp_auto_updates_maybe_update' );
1293 * Execute changes made in WordPress 3.7.2.
1298 function upgrade_372() {
1299 global $wp_current_db_version;
1300 if ( $wp_current_db_version < 26148 )
1301 wp_clear_scheduled_hook( 'wp_maybe_auto_update' );
1305 * Execute changes made in WordPress 3.8.0.
1309 function upgrade_380() {
1310 global $wp_current_db_version;
1311 if ( $wp_current_db_version < 26691 ) {
1312 deactivate_plugins( array( 'mp6/mp6.php' ), true );
1317 * Execute changes made in WordPress 4.0.0.
1321 function upgrade_400() {
1322 global $wp_current_db_version;
1323 if ( $wp_current_db_version < 29630 ) {
1324 if ( ! is_multisite() && false === get_option( 'WPLANG' ) ) {
1325 if ( defined( 'WPLANG' ) && ( '' !== WPLANG ) && in_array( WPLANG, get_available_languages() ) ) {
1326 update_option( 'WPLANG', WPLANG );
1328 update_option( 'WPLANG', '' );
1335 * Execute changes made in WordPress 4.1.4.
1339 function upgrade_414() {
1340 global $wp_current_db_version, $wpdb;
1342 if ( $wp_current_db_version < 30134 ) {
1343 $content_length = $wpdb->get_col_length( $wpdb->comments, 'comment_content' );
1344 if ( ! $content_length ) {
1345 $content_length = 65535;
1348 $comments = $wpdb->get_results(
1349 "SELECT comment_ID FROM $wpdb->comments
1350 WHERE comment_date_gmt > '2015-04-26'
1351 AND CHAR_LENGTH( comment_content ) >= $content_length
1352 AND ( comment_content LIKE '%<%' OR comment_content LIKE '%>%' )"
1355 foreach ( $comments as $comment ) {
1356 wp_delete_comment( $comment->comment_ID, true );
1362 * Execute network level changes
1366 function upgrade_network() {
1367 global $wp_current_db_version, $wpdb;
1370 if ( is_main_network() ) {
1372 * Deletes all expired transients. The multi-table delete syntax is used
1373 * to delete the transient record from table a, and the corresponding
1374 * transient_timeout record from table b.
1377 $sql = "DELETE a, b FROM $wpdb->sitemeta a, $wpdb->sitemeta b
1378 WHERE a.meta_key LIKE %s
1379 AND a.meta_key NOT LIKE %s
1380 AND b.meta_key = CONCAT( '_site_transient_timeout_', SUBSTRING( a.meta_key, 17 ) )
1381 AND b.meta_value < %d";
1382 $wpdb->query( $wpdb->prepare( $sql, $wpdb->esc_like( '_site_transient_' ) . '%', $wpdb->esc_like ( '_site_transient_timeout_' ) . '%', $time ) );
1386 if ( $wp_current_db_version < 11549 ) {
1387 $wpmu_sitewide_plugins = get_site_option( 'wpmu_sitewide_plugins' );
1388 $active_sitewide_plugins = get_site_option( 'active_sitewide_plugins' );
1389 if ( $wpmu_sitewide_plugins ) {
1390 if ( !$active_sitewide_plugins )
1391 $sitewide_plugins = (array) $wpmu_sitewide_plugins;
1393 $sitewide_plugins = array_merge( (array) $active_sitewide_plugins, (array) $wpmu_sitewide_plugins );
1395 update_site_option( 'active_sitewide_plugins', $sitewide_plugins );
1397 delete_site_option( 'wpmu_sitewide_plugins' );
1398 delete_site_option( 'deactivated_sitewide_plugins' );
1401 while( $rows = $wpdb->get_results( "SELECT meta_key, meta_value FROM {$wpdb->sitemeta} ORDER BY meta_id LIMIT $start, 20" ) ) {
1402 foreach( $rows as $row ) {
1403 $value = $row->meta_value;
1404 if ( !@unserialize( $value ) )
1405 $value = stripslashes( $value );
1406 if ( $value !== $row->meta_value ) {
1407 update_site_option( $row->meta_key, $value );
1415 if ( $wp_current_db_version < 13576 )
1416 update_site_option( 'global_terms_enabled', '1' );
1419 if ( $wp_current_db_version < 19390 )
1420 update_site_option( 'initial_db_version', $wp_current_db_version );
1422 if ( $wp_current_db_version < 19470 ) {
1423 if ( false === get_site_option( 'active_sitewide_plugins' ) )
1424 update_site_option( 'active_sitewide_plugins', array() );
1428 if ( $wp_current_db_version < 20148 ) {
1429 // 'allowedthemes' keys things by stylesheet. 'allowed_themes' keyed things by name.
1430 $allowedthemes = get_site_option( 'allowedthemes' );
1431 $allowed_themes = get_site_option( 'allowed_themes' );
1432 if ( false === $allowedthemes && is_array( $allowed_themes ) && $allowed_themes ) {
1433 $converted = array();
1434 $themes = wp_get_themes();
1435 foreach ( $themes as $stylesheet => $theme_data ) {
1436 if ( isset( $allowed_themes[ $theme_data->get('Name') ] ) )
1437 $converted[ $stylesheet ] = true;
1439 update_site_option( 'allowedthemes', $converted );
1440 delete_site_option( 'allowed_themes' );
1445 if ( $wp_current_db_version < 21823 )
1446 update_site_option( 'ms_files_rewriting', '1' );
1449 if ( $wp_current_db_version < 24448 ) {
1450 $illegal_names = get_site_option( 'illegal_names' );
1451 if ( is_array( $illegal_names ) && count( $illegal_names ) === 1 ) {
1452 $illegal_name = reset( $illegal_names );
1453 $illegal_names = explode( ' ', $illegal_name );
1454 update_site_option( 'illegal_names', $illegal_names );
1459 // The functions we use to actually do stuff
1464 * {@internal Missing Short Description}}
1466 * {@internal Missing Long Description}}
1470 * @param string $table_name Database table name to create.
1471 * @param string $create_ddl SQL statement to create table.
1472 * @return bool If table already exists or was created by function.
1474 function maybe_create_table($table_name, $create_ddl) {
1477 $query = $wpdb->prepare( "SHOW TABLES LIKE %s", $wpdb->esc_like( $table_name ) );
1479 if ( $wpdb->get_var( $query ) == $table_name ) {
1483 // Didn't find it try to create it..
1484 $wpdb->query($create_ddl);
1486 // We cannot directly tell that whether this succeeded!
1487 if ( $wpdb->get_var( $query ) == $table_name ) {
1494 * {@internal Missing Short Description}}
1496 * {@internal Missing Long Description}}
1500 * @param string $table Database table name.
1501 * @param string $index Index name to drop.
1502 * @return bool True, when finished.
1504 function drop_index($table, $index) {
1506 $wpdb->hide_errors();
1507 $wpdb->query("ALTER TABLE `$table` DROP INDEX `$index`");
1508 // Now we need to take out all the extra ones we may have created
1509 for ($i = 0; $i < 25; $i++) {
1510 $wpdb->query("ALTER TABLE `$table` DROP INDEX `{$index}_$i`");
1512 $wpdb->show_errors();
1517 * {@internal Missing Short Description}}
1519 * {@internal Missing Long Description}}
1523 * @param string $table Database table name.
1524 * @param string $index Database table index column.
1525 * @return bool True, when done with execution.
1527 function add_clean_index($table, $index) {
1529 drop_index($table, $index);
1530 $wpdb->query("ALTER TABLE `$table` ADD INDEX ( `$index` )");
1535 ** maybe_add_column()
1536 ** Add column to db table if it doesn't exist.
1537 ** Returns: true if already exists or on successful completion
1540 function maybe_add_column($table_name, $column_name, $create_ddl) {
1542 foreach ($wpdb->get_col("DESC $table_name", 0) as $column ) {
1543 if ($column == $column_name) {
1548 // Didn't find it try to create it.
1549 $wpdb->query($create_ddl);
1551 // We cannot directly tell that whether this succeeded!
1552 foreach ($wpdb->get_col("DESC $table_name", 0) as $column ) {
1553 if ($column == $column_name) {
1561 * Retrieve all options as it was for 1.2.
1565 * @return stdClass List of options.
1567 function get_alloptions_110() {
1569 $all_options = new stdClass;
1570 if ( $options = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options" ) ) {
1571 foreach ( $options as $option ) {
1572 if ( 'siteurl' == $option->option_name || 'home' == $option->option_name || 'category_base' == $option->option_name )
1573 $option->option_value = untrailingslashit( $option->option_value );
1574 $all_options->{$option->option_name} = stripslashes( $option->option_value );
1577 return $all_options;
1581 * Version of get_option that is private to install/upgrade.
1586 * @param string $setting Option name.
1589 function __get_option($setting) {
1592 if ( $setting == 'home' && defined( 'WP_HOME' ) )
1593 return untrailingslashit( WP_HOME );
1595 if ( $setting == 'siteurl' && defined( 'WP_SITEURL' ) )
1596 return untrailingslashit( WP_SITEURL );
1598 $option = $wpdb->get_var( $wpdb->prepare("SELECT option_value FROM $wpdb->options WHERE option_name = %s", $setting ) );
1600 if ( 'home' == $setting && '' == $option )
1601 return __get_option( 'siteurl' );
1603 if ( 'siteurl' == $setting || 'home' == $setting || 'category_base' == $setting || 'tag_base' == $setting )
1604 $option = untrailingslashit( $option );
1606 return maybe_unserialize( $option );
1610 * {@internal Missing Short Description}}
1612 * {@internal Missing Long Description}}
1616 * @param string $content
1619 function deslash($content) {
1620 // Note: \\\ inside a regex denotes a single backslash.
1623 * Replace one or more backslashes followed by a single quote with
1626 $content = preg_replace("/\\\+'/", "'", $content);
1629 * Replace one or more backslashes followed by a double quote with
1632 $content = preg_replace('/\\\+"/', '"', $content);
1634 // Replace one or more backslashes with one backslash.
1635 $content = preg_replace("/\\\+/", "\\", $content);
1641 * {@internal Missing Short Description}}
1643 * {@internal Missing Long Description}}
1647 * @param string $queries
1648 * @param bool $execute
1651 function dbDelta( $queries = '', $execute = true ) {
1654 if ( in_array( $queries, array( '', 'all', 'blog', 'global', 'ms_global' ), true ) )
1655 $queries = wp_get_db_schema( $queries );
1657 // Separate individual queries into an array
1658 if ( !is_array($queries) ) {
1659 $queries = explode( ';', $queries );
1660 $queries = array_filter( $queries );
1664 * Filter the dbDelta SQL queries.
1668 * @param array $queries An array of dbDelta SQL queries.
1670 $queries = apply_filters( 'dbdelta_queries', $queries );
1672 $cqueries = array(); // Creation Queries
1673 $iqueries = array(); // Insertion Queries
1674 $for_update = array();
1676 // Create a tablename index for an array ($cqueries) of queries
1677 foreach($queries as $qry) {
1678 if (preg_match("|CREATE TABLE ([^ ]*)|", $qry, $matches)) {
1679 $cqueries[ trim( $matches[1], '`' ) ] = $qry;
1680 $for_update[$matches[1]] = 'Created table '.$matches[1];
1681 } else if (preg_match("|CREATE DATABASE ([^ ]*)|", $qry, $matches)) {
1682 array_unshift($cqueries, $qry);
1683 } else if (preg_match("|INSERT INTO ([^ ]*)|", $qry, $matches)) {
1685 } else if (preg_match("|UPDATE ([^ ]*)|", $qry, $matches)) {
1688 // Unrecognized query type
1693 * Filter the dbDelta SQL queries for creating tables and/or databases.
1695 * Queries filterable via this hook contain "CREATE TABLE" or "CREATE DATABASE".
1699 * @param array $cqueries An array of dbDelta create SQL queries.
1701 $cqueries = apply_filters( 'dbdelta_create_queries', $cqueries );
1704 * Filter the dbDelta SQL queries for inserting or updating.
1706 * Queries filterable via this hook contain "INSERT INTO" or "UPDATE".
1710 * @param array $iqueries An array of dbDelta insert or update SQL queries.
1712 $iqueries = apply_filters( 'dbdelta_insert_queries', $iqueries );
1714 $global_tables = $wpdb->tables( 'global' );
1715 foreach ( $cqueries as $table => $qry ) {
1716 // Upgrade global tables only for the main site. Don't upgrade at all if DO_NOT_UPGRADE_GLOBAL_TABLES is defined.
1717 if ( in_array( $table, $global_tables ) && ( !is_main_site() || defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) ) {
1718 unset( $cqueries[ $table ], $for_update[ $table ] );
1722 // Fetch the table column structure from the database
1723 $suppress = $wpdb->suppress_errors();
1724 $tablefields = $wpdb->get_results("DESCRIBE {$table};");
1725 $wpdb->suppress_errors( $suppress );
1727 if ( ! $tablefields )
1730 // Clear the field and index arrays.
1731 $cfields = $indices = array();
1733 // Get all of the field names in the query from between the parentheses.
1734 preg_match("|\((.*)\)|ms", $qry, $match2);
1735 $qryline = trim($match2[1]);
1737 // Separate field lines into an array.
1738 $flds = explode("\n", $qryline);
1740 // todo: Remove this?
1741 //echo "<hr/><pre>\n".print_r(strtolower($table), true).":\n".print_r($cqueries, true)."</pre><hr/>";
1743 // For every field line specified in the query.
1744 foreach ($flds as $fld) {
1746 // Extract the field name.
1747 preg_match("|^([^ ]*)|", trim($fld), $fvals);
1748 $fieldname = trim( $fvals[1], '`' );
1750 // Verify the found field name.
1752 switch (strtolower($fieldname)) {
1759 $validfield = false;
1760 $indices[] = trim(trim($fld), ", \n");
1765 // If it's a valid field, add it to the field array.
1767 $cfields[strtolower($fieldname)] = trim($fld, ", \n");
1771 // For every field in the table.
1772 foreach ($tablefields as $tablefield) {
1774 // If the table field exists in the field array ...
1775 if (array_key_exists(strtolower($tablefield->Field), $cfields)) {
1777 // Get the field type from the query.
1778 preg_match("|".$tablefield->Field." ([^ ]*( unsigned)?)|i", $cfields[strtolower($tablefield->Field)], $matches);
1779 $fieldtype = $matches[1];
1781 // Is actual field type different from the field type in query?
1782 if ($tablefield->Type != $fieldtype) {
1783 // Add a query to change the column type
1784 $cqueries[] = "ALTER TABLE {$table} CHANGE COLUMN {$tablefield->Field} " . $cfields[strtolower($tablefield->Field)];
1785 $for_update[$table.'.'.$tablefield->Field] = "Changed type of {$table}.{$tablefield->Field} from {$tablefield->Type} to {$fieldtype}";
1788 // Get the default value from the array
1789 // todo: Remove this?
1790 //echo "{$cfields[strtolower($tablefield->Field)]}<br>";
1791 if (preg_match("| DEFAULT '(.*?)'|i", $cfields[strtolower($tablefield->Field)], $matches)) {
1792 $default_value = $matches[1];
1793 if ($tablefield->Default != $default_value) {
1794 // Add a query to change the column's default value
1795 $cqueries[] = "ALTER TABLE {$table} ALTER COLUMN {$tablefield->Field} SET DEFAULT '{$default_value}'";
1796 $for_update[$table.'.'.$tablefield->Field] = "Changed default value of {$table}.{$tablefield->Field} from {$tablefield->Default} to {$default_value}";
1800 // Remove the field from the array (so it's not added).
1801 unset($cfields[strtolower($tablefield->Field)]);
1803 // This field exists in the table, but not in the creation queries?
1807 // For every remaining field specified for the table.
1808 foreach ($cfields as $fieldname => $fielddef) {
1809 // Push a query line into $cqueries that adds the field to that table.
1810 $cqueries[] = "ALTER TABLE {$table} ADD COLUMN $fielddef";
1811 $for_update[$table.'.'.$fieldname] = 'Added column '.$table.'.'.$fieldname;
1814 // Index stuff goes here. Fetch the table index structure from the database.
1815 $tableindices = $wpdb->get_results("SHOW INDEX FROM {$table};");
1817 if ($tableindices) {
1818 // Clear the index array.
1821 // For every index in the table.
1822 foreach ($tableindices as $tableindex) {
1824 // Add the index to the index data array.
1825 $keyname = $tableindex->Key_name;
1826 $index_ary[$keyname]['columns'][] = array('fieldname' => $tableindex->Column_name, 'subpart' => $tableindex->Sub_part);
1827 $index_ary[$keyname]['unique'] = ($tableindex->Non_unique == 0)?true:false;
1830 // For each actual index in the index array.
1831 foreach ($index_ary as $index_name => $index_data) {
1833 // Build a create string to compare to the query.
1835 if ($index_name == 'PRIMARY') {
1836 $index_string .= 'PRIMARY ';
1837 } else if($index_data['unique']) {
1838 $index_string .= 'UNIQUE ';
1840 $index_string .= 'KEY ';
1841 if ($index_name != 'PRIMARY') {
1842 $index_string .= $index_name;
1844 $index_columns = '';
1846 // For each column in the index.
1847 foreach ($index_data['columns'] as $column_data) {
1848 if ($index_columns != '') $index_columns .= ',';
1850 // Add the field to the column list string.
1851 $index_columns .= $column_data['fieldname'];
1852 if ($column_data['subpart'] != '') {
1853 $index_columns .= '('.$column_data['subpart'].')';
1856 // Add the column list to the index create string.
1857 $index_string .= ' ('.$index_columns.')';
1858 if (!(($aindex = array_search($index_string, $indices)) === false)) {
1859 unset($indices[$aindex]);
1860 // todo: Remove this?
1861 //echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">{$table}:<br />Found index:".$index_string."</pre>\n";
1863 // todo: Remove this?
1864 //else echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">{$table}:<br /><b>Did not find index:</b>".$index_string."<br />".print_r($indices, true)."</pre>\n";
1868 // For every remaining index specified for the table.
1869 foreach ( (array) $indices as $index ) {
1870 // Push a query line into $cqueries that adds the index to that table.
1871 $cqueries[] = "ALTER TABLE {$table} ADD $index";
1872 $for_update[] = 'Added index ' . $table . ' ' . $index;
1875 // Remove the original table creation query from processing.
1876 unset( $cqueries[ $table ], $for_update[ $table ] );
1879 $allqueries = array_merge($cqueries, $iqueries);
1881 foreach ($allqueries as $query) {
1882 // todo: Remove this?
1883 //echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">".print_r($query, true)."</pre>\n";
1884 $wpdb->query($query);
1892 * {@internal Missing Short Description}}
1894 * {@internal Missing Long Description}}
1898 function make_db_current( $tables = 'all' ) {
1899 $alterations = dbDelta( $tables );
1901 foreach($alterations as $alteration) echo "<li>$alteration</li>\n";
1906 * {@internal Missing Short Description}}
1908 * {@internal Missing Long Description}}
1912 function make_db_current_silent( $tables = 'all' ) {
1917 * {@internal Missing Short Description}}
1919 * {@internal Missing Long Description}}
1923 * @param string $theme_name
1924 * @param string $template
1927 function make_site_theme_from_oldschool($theme_name, $template) {
1928 $home_path = get_home_path();
1929 $site_dir = WP_CONTENT_DIR . "/themes/$template";
1931 if (! file_exists("$home_path/index.php"))
1935 * Copy files from the old locations to the site theme.
1936 * TODO: This does not copy arbitrary include dependencies. Only the standard WP files are copied.
1938 $files = array('index.php' => 'index.php', 'wp-layout.css' => 'style.css', 'wp-comments.php' => 'comments.php', 'wp-comments-popup.php' => 'comments-popup.php');
1940 foreach ($files as $oldfile => $newfile) {
1941 if ($oldfile == 'index.php')
1942 $oldpath = $home_path;
1946 // Check to make sure it's not a new index.
1947 if ($oldfile == 'index.php') {
1948 $index = implode('', file("$oldpath/$oldfile"));
1949 if (strpos($index, 'WP_USE_THEMES') !== false) {
1950 if (! @copy(WP_CONTENT_DIR . '/themes/' . WP_DEFAULT_THEME . '/index.php', "$site_dir/$newfile"))
1953 // Don't copy anything.
1958 if (! @copy("$oldpath/$oldfile", "$site_dir/$newfile"))
1961 chmod("$site_dir/$newfile", 0777);
1963 // Update the blog header include in each file.
1964 $lines = explode("\n", implode('', file("$site_dir/$newfile")));
1966 $f = fopen("$site_dir/$newfile", 'w');
1968 foreach ($lines as $line) {
1969 if (preg_match('/require.*wp-blog-header/', $line))
1970 $line = '//' . $line;
1972 // Update stylesheet references.
1973 $line = str_replace("<?php echo __get_option('siteurl'); ?>/wp-layout.css", "<?php bloginfo('stylesheet_url'); ?>", $line);
1975 // Update comments template inclusion.
1976 $line = str_replace("<?php include(ABSPATH . 'wp-comments.php'); ?>", "<?php comments_template(); ?>", $line);
1978 fwrite($f, "{$line}\n");
1984 // Add a theme header.
1985 $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";
1987 $stylelines = file_get_contents("$site_dir/style.css");
1989 $f = fopen("$site_dir/style.css", 'w');
1991 fwrite($f, $header);
1992 fwrite($f, $stylelines);
2000 * {@internal Missing Short Description}}
2002 * {@internal Missing Long Description}}
2006 * @param string $theme_name
2007 * @param string $template
2008 * @return null|false
2010 function make_site_theme_from_default($theme_name, $template) {
2011 $site_dir = WP_CONTENT_DIR . "/themes/$template";
2012 $default_dir = WP_CONTENT_DIR . '/themes/' . WP_DEFAULT_THEME;
2014 // Copy files from the default theme to the site theme.
2015 //$files = array('index.php', 'comments.php', 'comments-popup.php', 'footer.php', 'header.php', 'sidebar.php', 'style.css');
2017 $theme_dir = @ opendir($default_dir);
2019 while(($theme_file = readdir( $theme_dir )) !== false) {
2020 if (is_dir("$default_dir/$theme_file"))
2022 if (! @copy("$default_dir/$theme_file", "$site_dir/$theme_file"))
2024 chmod("$site_dir/$theme_file", 0777);
2027 @closedir($theme_dir);
2029 // Rewrite the theme header.
2030 $stylelines = explode("\n", implode('', file("$site_dir/style.css")));
2032 $f = fopen("$site_dir/style.css", 'w');
2034 foreach ($stylelines as $line) {
2035 if (strpos($line, 'Theme Name:') !== false) $line = 'Theme Name: ' . $theme_name;
2036 elseif (strpos($line, 'Theme URI:') !== false) $line = 'Theme URI: ' . __get_option('url');
2037 elseif (strpos($line, 'Description:') !== false) $line = 'Description: Your theme.';
2038 elseif (strpos($line, 'Version:') !== false) $line = 'Version: 1';
2039 elseif (strpos($line, 'Author:') !== false) $line = 'Author: You';
2040 fwrite($f, $line . "\n");
2047 if (! mkdir("$site_dir/images", 0777)) {
2051 $images_dir = @ opendir("$default_dir/images");
2053 while(($image = readdir($images_dir)) !== false) {
2054 if (is_dir("$default_dir/images/$image"))
2056 if (! @copy("$default_dir/images/$image", "$site_dir/images/$image"))
2058 chmod("$site_dir/images/$image", 0777);
2061 @closedir($images_dir);
2064 // Create a site theme from the default theme.
2066 * {@internal Missing Short Description}}
2068 * {@internal Missing Long Description}}
2072 * @return false|string
2074 function make_site_theme() {
2075 // Name the theme after the blog.
2076 $theme_name = __get_option('blogname');
2077 $template = sanitize_title($theme_name);
2078 $site_dir = WP_CONTENT_DIR . "/themes/$template";
2080 // If the theme already exists, nothing to do.
2081 if ( is_dir($site_dir)) {
2085 // We must be able to write to the themes dir.
2086 if (! is_writable(WP_CONTENT_DIR . "/themes")) {
2091 if (! mkdir($site_dir, 0777)) {
2095 if (file_exists(ABSPATH . 'wp-layout.css')) {
2096 if (! make_site_theme_from_oldschool($theme_name, $template)) {
2097 // TODO: rm -rf the site theme directory.
2101 if (! make_site_theme_from_default($theme_name, $template))
2102 // TODO: rm -rf the site theme directory.
2106 // Make the new site theme active.
2107 $current_template = __get_option('template');
2108 if ($current_template == WP_DEFAULT_THEME) {
2109 update_option('template', $template);
2110 update_option('stylesheet', $template);
2116 * Translate user level to user role name.
2120 * @param int $level User level.
2121 * @return string User role name.
2123 function translate_level_to_role($level) {
2128 return 'administrator';
2138 return 'contributor';
2140 return 'subscriber';
2145 * {@internal Missing Short Description}}
2147 * {@internal Missing Long Description}}
2151 function wp_check_mysql_version() {
2153 $result = $wpdb->check_database_version();
2154 if ( is_wp_error( $result ) )
2155 die( $result->get_error_message() );
2159 * Disables the Automattic widgets plugin, which was merged into core.
2163 function maybe_disable_automattic_widgets() {
2164 $plugins = __get_option( 'active_plugins' );
2166 foreach ( (array) $plugins as $plugin ) {
2167 if ( basename( $plugin ) == 'widgets.php' ) {
2168 array_splice( $plugins, array_search( $plugin, $plugins ), 1 );
2169 update_option( 'active_plugins', $plugins );
2176 * Disables the Link Manager on upgrade, if at the time of upgrade, no links exist in the DB.
2180 function maybe_disable_link_manager() {
2181 global $wp_current_db_version, $wpdb;
2183 if ( $wp_current_db_version >= 22006 && get_option( 'link_manager_enabled' ) && ! $wpdb->get_var( "SELECT link_id FROM $wpdb->links LIMIT 1" ) )
2184 update_option( 'link_manager_enabled', 0 );
2188 * Runs before the schema is upgraded.
2192 function pre_schema_upgrade() {
2193 global $wp_current_db_version, $wpdb;
2195 // Upgrade versions prior to 2.9
2196 if ( $wp_current_db_version < 11557 ) {
2197 // Delete duplicate options. Keep the option with the highest option_id.
2198 $wpdb->query("DELETE o1 FROM $wpdb->options AS o1 JOIN $wpdb->options AS o2 USING (`option_name`) WHERE o2.option_id > o1.option_id");
2200 // Drop the old primary key and add the new.
2201 $wpdb->query("ALTER TABLE $wpdb->options DROP PRIMARY KEY, ADD PRIMARY KEY(option_id)");
2203 // Drop the old option_name index. dbDelta() doesn't do the drop.
2204 $wpdb->query("ALTER TABLE $wpdb->options DROP INDEX option_name");
2207 // Multisite schema upgrades.
2208 if ( $wp_current_db_version < 25448 && is_multisite() && ! defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) && is_main_network() ) {
2210 // Upgrade verions prior to 3.7
2211 if ( $wp_current_db_version < 25179 ) {
2212 // New primary key for signups.
2213 $wpdb->query( "ALTER TABLE $wpdb->signups ADD signup_id BIGINT(20) NOT NULL AUTO_INCREMENT PRIMARY KEY FIRST" );
2214 $wpdb->query( "ALTER TABLE $wpdb->signups DROP INDEX domain" );
2217 if ( $wp_current_db_version < 25448 ) {
2218 // Convert archived from enum to tinyint.
2219 $wpdb->query( "ALTER TABLE $wpdb->blogs CHANGE COLUMN archived archived varchar(1) NOT NULL default '0'" );
2220 $wpdb->query( "ALTER TABLE $wpdb->blogs CHANGE COLUMN archived archived tinyint(2) NOT NULL default 0" );
2224 if ( $wp_current_db_version < 30133 ) {
2225 // dbDelta() can recreate but can't drop the index.
2226 $wpdb->query( "ALTER TABLE $wpdb->terms DROP INDEX slug" );
2231 * Install global terms.
2236 if ( !function_exists( 'install_global_terms' ) ) :
2237 function install_global_terms() {
2238 global $wpdb, $charset_collate;
2240 CREATE TABLE $wpdb->sitecategories (
2241 cat_ID bigint(20) NOT NULL auto_increment,
2242 cat_name varchar(55) NOT NULL default '',
2243 category_nicename varchar(200) NOT NULL default '',
2244 last_updated timestamp NOT NULL,
2245 PRIMARY KEY (cat_ID),
2246 KEY category_nicename (category_nicename),
2247 KEY last_updated (last_updated)
2250 // now create tables
2251 dbDelta( $ms_queries );