518 lines
19 KiB
PHP
518 lines
19 KiB
PHP
<?php
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require_once('./upgrade-schema.php');
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// Functions to be called in install and upgrade scripts
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function upgrade_all() {
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populate_options();
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upgrade_100();
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upgrade_101();
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upgrade_110();
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upgrade_130();
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}
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function upgrade_100() {
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global $wpdb;
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// Get the title and ID of every post, post_name to check if it already has a value
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$posts = $wpdb->get_results("SELECT ID, post_title, post_name FROM $wpdb->posts WHERE post_name = ''");
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if ($posts) {
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foreach($posts as $post) {
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if ('' == $post->post_name) {
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$newtitle = sanitize_title($post->post_title);
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$wpdb->query("UPDATE $wpdb->posts SET post_name = '$newtitle' WHERE ID = '$post->ID'");
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}
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}
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}
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$categories = $wpdb->get_results("SELECT cat_ID, cat_name, category_nicename FROM $wpdb->categories");
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foreach ($categories as $category) {
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if ('' == $category->category_nicename) {
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$newtitle = sanitize_title($category->cat_name);
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$wpdb->query("UPDATE $wpdb->categories SET category_nicename = '$newtitle' WHERE cat_ID = '$category->cat_ID'");
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}
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}
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$wpdb->query("UPDATE $wpdb->options SET option_value = REPLACE(option_value, 'wp-links/links-images/', 'wp-images/links/')
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WHERE option_name LIKE 'links_rating_image%'
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AND option_value LIKE 'wp-links/links-images/%'");
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$done_ids = $wpdb->get_results("SELECT DISTINCT post_id FROM $wpdb->post2cat");
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if ($done_ids) :
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foreach ($done_ids as $done_id) :
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$done_posts[] = $done_id->post_id;
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endforeach;
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$catwhere = ' AND ID NOT IN (' . implode(',', $done_posts) . ')';
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else:
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$catwhere = '';
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endif;
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$allposts = $wpdb->get_results("SELECT ID, post_category FROM $wpdb->posts WHERE post_category != '0' $catwhere");
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if ($allposts) :
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foreach ($allposts as $post) {
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// Check to see if it's already been imported
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$cat = $wpdb->get_row("SELECT * FROM $wpdb->post2cat WHERE post_id = $post->ID AND category_id = $post->post_category");
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if (!$cat && 0 != $post->post_category) { // If there's no result
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$wpdb->query("
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INSERT INTO $wpdb->post2cat
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(post_id, category_id)
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VALUES
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('$post->ID', '$post->post_category')
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");
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}
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}
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endif;
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}
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function upgrade_101() {
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global $wpdb;
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// Clean up indices, add a few
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add_clean_index($wpdb->posts, 'post_name');
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add_clean_index($wpdb->posts, 'post_status');
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add_clean_index($wpdb->categories, 'category_nicename');
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add_clean_index($wpdb->comments, 'comment_approved');
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add_clean_index($wpdb->comments, 'comment_post_ID');
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add_clean_index($wpdb->links , 'link_category');
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add_clean_index($wpdb->links , 'link_visible');
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}
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function upgrade_110() {
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global $wpdb;
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// Set user_nicename.
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$users = $wpdb->get_results("SELECT ID, user_nickname, user_nicename FROM $wpdb->users");
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foreach ($users as $user) {
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if ('' == $user->user_nicename) {
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$newname = sanitize_title($user->user_nickname);
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$wpdb->query("UPDATE $wpdb->users SET user_nicename = '$newname' WHERE ID = '$user->ID'");
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}
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}
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// Convert passwords to MD5 and update table appropiately
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$user_table = $wpdb->get_row("DESCRIBE $wpdb->users user_pass");
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if ($user_table->Type != 'varchar(32)') {
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$wpdb->query("ALTER TABLE $wpdb->users MODIFY user_pass varchar(64) not null");
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}
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$query = 'SELECT ID, user_pass from '.$wpdb->users;
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foreach ($wpdb->get_results($query) as $row) {
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if (!preg_match('/^[A-Fa-f0-9]{32}$/', $row->user_pass)) {
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$wpdb->query('UPDATE '.$wpdb->users.' SET user_pass = MD5(\''.$row->user_pass.'\') WHERE ID = \''.$row->ID.'\'');
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}
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}
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// Get the GMT offset, we'll use that later on
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$all_options = get_alloptions_110();
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$time_difference = $all_options->time_difference;
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$server_time = time()+date('Z');
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$weblogger_time = $server_time + $time_difference*3600;
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$gmt_time = time();
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$diff_gmt_server = ($gmt_time - $server_time) / 3600;
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$diff_weblogger_server = ($weblogger_time - $server_time) / 3600;
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$diff_gmt_weblogger = $diff_gmt_server - $diff_weblogger_server;
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$gmt_offset = -$diff_gmt_weblogger;
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// Add a gmt_offset option, with value $gmt_offset
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add_option('gmt_offset', $gmt_offset);
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// Check if we already set the GMT fields (if we did, then
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// MAX(post_date_gmt) can't be '0000-00-00 00:00:00'
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// <michel_v> I just slapped myself silly for not thinking about it earlier
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$got_gmt_fields = ($wpdb->get_var("SELECT MAX(post_date_gmt) FROM $wpdb->posts") == '0000-00-00 00:00:00') ? false : true;
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if (!$got_gmt_fields) {
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// Add or substract time to all dates, to get GMT dates
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$add_hours = intval($diff_gmt_weblogger);
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$add_minutes = intval(60 * ($diff_gmt_weblogger - $add_hours));
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$wpdb->query("UPDATE $wpdb->posts SET post_date_gmt = DATE_ADD(post_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)");
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$wpdb->query("UPDATE $wpdb->posts SET post_modified = post_date");
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$wpdb->query("UPDATE $wpdb->posts SET post_modified_gmt = DATE_ADD(post_modified, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE) WHERE post_modified != '0000-00-00 00:00:00'");
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$wpdb->query("UPDATE $wpdb->comments SET comment_date_gmt = DATE_ADD(comment_date, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)");
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$wpdb->query("UPDATE $wpdb->users SET dateYMDhour = DATE_ADD(dateYMDhour, INTERVAL '$add_hours:$add_minutes' HOUR_MINUTE)");
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}
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// First we need to enlarge option_value so it can hold larger values:
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$wpdb->query("ALTER TABLE `$wpdb->options` CHANGE `option_value` `option_value` TEXT NOT NULL");
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$wpdb->query("ALTER TABLE `$wpdb->comments` CHANGE `comment_author_url` `comment_author_url` VARCHAR( 200 ) NOT NULL");
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}
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function upgrade_130() {
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global $wpdb, $table_prefix;
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// Remove extraneous backslashes.
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$posts = $wpdb->get_results("SELECT ID, post_title, post_content, post_excerpt, guid, post_date, post_name, post_status, post_author FROM $wpdb->posts");
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if ($posts) {
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foreach($posts as $post) {
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$post_content = addslashes(deslash($post->post_content));
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$post_title = addslashes(deslash($post->post_title));
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$post_excerpt = addslashes(deslash($post->post_excerpt));
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if ( empty($post->guid) )
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$guid = get_option('home') . '/' . get_permalink();
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else
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$guid = $post->guid;
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$wpdb->query("UPDATE $wpdb->posts SET post_title = '$post_title', post_content = '$post_content', post_excerpt = '$post_excerpt', guid = '$guid' WHERE ID = '$post->ID'");
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}
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}
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// Remove extraneous backslashes.
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$comments = $wpdb->get_results("SELECT comment_ID, comment_author, comment_content FROM $wpdb->comments");
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if ($comments) {
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foreach($comments as $comment) {
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$comment_content = addslashes(deslash($comment->comment_content));
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$comment_author = addslashes(deslash($comment->comment_author));
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$wpdb->query("UPDATE $wpdb->comments SET comment_content = '$comment_content', comment_author = '$comment_author' WHERE comment_ID = '$comment->comment_ID'");
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}
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}
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// Remove extraneous backslashes.
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$links = $wpdb->get_results("SELECT link_id, link_name, link_description FROM $wpdb->links");
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if ($links) {
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foreach($links as $link) {
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$link_name = addslashes(deslash($link->link_name));
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$link_description = addslashes(deslash($link->link_description));
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$wpdb->query("UPDATE $wpdb->links SET link_name = '$link_name', link_description = '$link_description' WHERE link_id = '$link->link_id'");
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}
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}
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// The "paged" option for what_to_show is no more.
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if ($wpdb->get_var("SELECT option_value FROM $wpdb->options WHERE option_name = 'what_to_show'") == 'paged') {
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$wpdb->query("UPDATE $wpdb->options SET option_value = 'posts' WHERE option_name = 'what_to_show'");
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}
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if ( !is_array( get_settings('active_plugins') ) ) {
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$plugins = explode("\n", trim(get_settings('active_plugins')) );
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update_option('active_plugins', $plugins);
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}
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// Obsolete tables
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$wpdb->query('DROP TABLE IF EXISTS ' . $table_prefix . 'optionvalues');
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$wpdb->query('DROP TABLE IF EXISTS ' . $table_prefix . 'optiontypes');
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$wpdb->query('DROP TABLE IF EXISTS ' . $table_prefix . 'optiongroups');
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$wpdb->query('DROP TABLE IF EXISTS ' . $table_prefix . 'optiongroup_options');
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}
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// The functions we use to actually do stuff
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// General
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function maybe_create_table($table_name, $create_ddl) {
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global $wpdb;
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foreach ($wpdb->get_col("SHOW TABLES",0) as $table ) {
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if ($table == $table_name) {
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return true;
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}
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}
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//didn't find it try to create it.
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$q = $wpdb->query($create_ddl);
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// we cannot directly tell that whether this succeeded!
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foreach ($wpdb->get_col("SHOW TABLES",0) as $table ) {
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if ($table == $table_name) {
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return true;
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}
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}
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return false;
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}
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function drop_index($table, $index) {
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global $wpdb;
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$wpdb->hide_errors();
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$wpdb->query("ALTER TABLE `$table` DROP INDEX `$index`");
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// Now we need to take out all the extra ones we may have created
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for ($i = 0; $i < 25; $i++) {
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$wpdb->query("ALTER TABLE `$table` DROP INDEX `{$index}_$i`");
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}
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$wpdb->show_errors();
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return true;
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}
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function add_clean_index($table, $index) {
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global $wpdb;
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drop_index($table, $index);
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$wpdb->query("ALTER TABLE `$table` ADD INDEX ( `$index` )");
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return true;
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}
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/**
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** maybe_add_column()
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** Add column to db table if it doesn't exist.
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** Returns: true if already exists or on successful completion
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** false on error
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*/
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function maybe_add_column($table_name, $column_name, $create_ddl) {
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global $wpdb, $debug;
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foreach ($wpdb->get_col("DESC $table_name", 0) as $column ) {
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if ($debug) echo("checking $column == $column_name<br />");
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if ($column == $column_name) {
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return true;
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}
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}
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//didn't find it try to create it.
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$q = $wpdb->query($create_ddl);
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// we cannot directly tell that whether this succeeded!
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foreach ($wpdb->get_col("DESC $table_name", 0) as $column ) {
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if ($column == $column_name) {
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return true;
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}
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}
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return false;
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}
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// get_alloptions as it was for 1.2.
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function get_alloptions_110() {
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global $wpdb;
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if ($options = $wpdb->get_results("SELECT option_name, option_value FROM $wpdb->options")) {
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foreach ($options as $option) {
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// "When trying to design a foolproof system,
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// never underestimate the ingenuity of the fools :)" -- Dougal
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if ('siteurl' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value);
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if ('home' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value);
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if ('category_base' == $option->option_name) $option->option_value = preg_replace('|/+$|', '', $option->option_value);
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$all_options->{$option->option_name} = stripslashes($option->option_value);
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}
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}
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return $all_options;
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}
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function deslash($content) {
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// Note: \\\ inside a regex denotes a single backslash.
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// Replace one or more backslashes followed by a single quote with
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// a single quote.
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$content = preg_replace("/\\\+'/", "'", $content);
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// Replace one or more backslashes followed by a double quote with
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// a double quote.
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$content = preg_replace('/\\\+"/', '"', $content);
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// Replace one or more backslashes with one backslash.
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$content = preg_replace("/\\\+/", "\\", $content);
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return $content;
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}
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function dbDelta($queries, $execute = true) {
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global $wpdb;
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// Seperate individual queries into an array
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if( !is_array($queries) ) {
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$queries = explode( ';', $queries );
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if('' == $queries[count($queries) - 1]) array_pop($queries);
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}
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$cqueries = array(); // Creation Queries
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$iqueries = array(); // Insertion Queries
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$for_update = array();
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// Create a tablename index for an array ($cqueries) of queries
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foreach($queries as $qry) {
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if(preg_match("|CREATE TABLE ([^ ]*)|", $qry, $matches)) {
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$cqueries[strtolower($matches[1])] = $qry;
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$for_update[$matches[1]] = 'Created table '.$matches[1];
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}
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else if(preg_match("|CREATE DATABASE ([^ ]*)|", $qry, $matches)) {
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array_unshift($cqueries, $qry);
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}
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else if(preg_match("|INSERT INTO ([^ ]*)|", $qry, $matches)) {
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$iqueries[] = $qry;
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}
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else if(preg_match("|UPDATE ([^ ]*)|", $qry, $matches)) {
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$iqueries[] = $qry;
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}
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else {
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// Unrecognized query type
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}
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}
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// Check to see which tables and fields exist
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if($tables = $wpdb->get_col('SHOW TABLES;')) {
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// For every table in the database
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foreach($tables as $table) {
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// If a table query exists for the database table...
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if( array_key_exists(strtolower($table), $cqueries) ) {
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// Clear the field and index arrays
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unset($cfields);
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unset($indices);
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// Get all of the field names in the query from between the parens
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preg_match("|\((.*)\)|ms", $cqueries[strtolower($table)], $match2);
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$qryline = trim($match2[1]);
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// Separate field lines into an array
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$flds = explode("\n", $qryline);
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//echo "<hr/><pre>\n".print_r(strtolower($table), true).":\n".print_r($cqueries, true)."</pre><hr/>";
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// For every field line specified in the query
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foreach($flds as $fld) {
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// Extract the field name
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preg_match("|^([^ ]*)|", trim($fld), $fvals);
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$fieldname = $fvals[1];
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// Verify the found field name
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$validfield = true;
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switch(strtolower($fieldname))
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{
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case '':
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case 'primary':
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case 'index':
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case 'fulltext':
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case 'unique':
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case 'key':
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$validfield = false;
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$indices[] = trim(trim($fld), ", \n");
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break;
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}
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$fld = trim($fld);
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// If it's a valid field, add it to the field array
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if($validfield) {
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$cfields[strtolower($fieldname)] = trim($fld, ", \n");
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}
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}
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// Fetch the table column structure from the database
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$tablefields = $wpdb->get_results("DESCRIBE {$table};");
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// For every field in the table
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foreach($tablefields as $tablefield) {
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// If the table field exists in the field array...
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if(array_key_exists(strtolower($tablefield->Field), $cfields)) {
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// Get the field type from the query
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preg_match("|".$tablefield->Field." ([^ ]*( unsigned)?)|i", $cfields[strtolower($tablefield->Field)], $matches);
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$fieldtype = $matches[1];
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// Is actual field type different from the field type in query?
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if($tablefield->Type != $fieldtype) {
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// Add a query to change the column type
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$cqueries[] = "ALTER TABLE {$table} CHANGE COLUMN {$tablefield->Field} " . $cfields[strtolower($tablefield->Field)];
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$for_update[$table.'.'.$tablefield->Field] = "Changed type of {$table}.{$tablefield->Field} from {$tablefield->Type} to {$fieldtype}";
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}
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// Get the default value from the array
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//echo "{$cfields[strtolower($tablefield->Field)]}<br>";
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if(preg_match("| DEFAULT '(.*)'|i", $cfields[strtolower($tablefield->Field)], $matches)) {
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$default_value = $matches[1];
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if($tablefield->Default != $default_value)
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{
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// Add a query to change the column's default value
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$cqueries[] = "ALTER TABLE {$table} ALTER COLUMN {$tablefield->Field} SET DEFAULT '{$default_value}'";
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$for_update[$table.'.'.$tablefield->Field] = "Changed default value of {$table}.{$tablefield->Field} from {$tablefield->Default} to {$default_value}";
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}
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}
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// Remove the field from the array (so it's not added)
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unset($cfields[strtolower($tablefield->Field)]);
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}
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else {
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// This field exists in the table, but not in the creation queries?
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}
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}
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// For every remaining field specified for the table
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foreach($cfields as $fieldname => $fielddef) {
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// Push a query line into $cqueries that adds the field to that table
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$cqueries[] = "ALTER TABLE {$table} ADD COLUMN $fielddef";
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$for_update[$table.'.'.$fieldname] = 'Added column '.$table.'.'.$fieldname;
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}
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// Index stuff goes here
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// Fetch the table index structure from the database
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$tableindices = $wpdb->get_results("SHOW INDEX FROM {$table};");
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if($tableindices) {
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// Clear the index array
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unset($index_ary);
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// For every index in the table
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foreach($tableindices as $tableindex) {
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// Add the index to the index data array
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$keyname = $tableindex->Key_name;
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$index_ary[$keyname]['columns'][] = array('fieldname' => $tableindex->Column_name, 'subpart' => $tableindex->Sub_part);
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$index_ary[$keyname]['unique'] = ($tableindex->Non_unique == 0)?true:false;
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}
|
|
|
|
// For each actual index in the index array
|
|
foreach($index_ary as $index_name => $index_data) {
|
|
// Build a create string to compare to the query
|
|
$index_string = '';
|
|
if($index_name == 'PRIMARY') {
|
|
$index_string .= 'PRIMARY ';
|
|
}
|
|
else if($index_data['unique']) {
|
|
$index_string .= 'UNIQUE ';
|
|
}
|
|
$index_string .= 'KEY ';
|
|
if($index_name != 'PRIMARY') {
|
|
$index_string .= $index_name;
|
|
}
|
|
$index_columns = '';
|
|
// For each column in the index
|
|
foreach($index_data['columns'] as $column_data) {
|
|
if($index_columns != '') $index_columns .= ',';
|
|
// Add the field to the column list string
|
|
$index_columns .= $column_data['fieldname'];
|
|
if($column_data['subpart'] != '') {
|
|
$index_columns .= '('.$column_data['subpart'].')';
|
|
}
|
|
}
|
|
// Add the column list to the index create string
|
|
$index_string .= ' ('.$index_columns.')';
|
|
|
|
if(!(($aindex = array_search($index_string, $indices)) === false)) {
|
|
unset($indices[$aindex]);
|
|
//echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">{$table}:<br/>Found index:".$index_string."</pre>\n";
|
|
}
|
|
//else echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">{$table}:<br/><b>Did not find index:</b>".$index_string."<br/>".print_r($indices, true)."</pre>\n";
|
|
}
|
|
}
|
|
|
|
// For every remaining index specified for the table
|
|
foreach($indices as $index) {
|
|
// Push a query line into $cqueries that adds the index to that table
|
|
$cqueries[] = "ALTER TABLE {$table} ADD $index";
|
|
$for_update[$table.'.'.$fieldname] = 'Added index '.$table.' '.$index;
|
|
}
|
|
|
|
// Remove the original table creation query from processing
|
|
unset($cqueries[strtolower($table)]);
|
|
unset($for_update[strtolower($table)]);
|
|
} else {
|
|
// This table exists in the database, but not in the creation queries?
|
|
}
|
|
}
|
|
}
|
|
|
|
$allqueries = array_merge($cqueries, $iqueries);
|
|
if($execute) {
|
|
foreach($allqueries as $query) {
|
|
//echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">".print_r($query, true)."</pre>\n";
|
|
$wpdb->query($query);
|
|
}
|
|
}
|
|
|
|
return $for_update;
|
|
}
|
|
|
|
function make_db_current() {
|
|
global $wp_queries;
|
|
|
|
$alterations = dbDelta($wp_queries);
|
|
echo "<ol>\n";
|
|
foreach($alterations as $alteration) echo "<li>$alteration</li>\n";
|
|
echo "</ol>\n";
|
|
}
|
|
|
|
function make_db_current_silent() {
|
|
global $wp_queries;
|
|
|
|
$alterations = dbDelta($wp_queries);
|
|
}
|
|
|
|
?>
|