Question

upgrade_100()

Execute changes made in WordPress 1.0.

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description

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源代码

File: wp-admin/includes/upgrade.php

		upgrade_460();

	maybe_disable_link_manager();

	maybe_disable_automattic_widgets();

	update_option( 'db_version', $wp_db_version );
	update_option( 'db_upgraded', true );
}

/**
 * Execute changes made in WordPress 1.0.
 *
 * @ignore
 * @since 1.0.0
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 */
function upgrade_100() {
	global $wpdb;

	// Get the title and ID of every post, post_name to check if it already has a value
	$posts = $wpdb->get_results("SELECT ID, post_title, post_name FROM $wpdb->posts WHERE post_name = ''");
	if ($posts) {
		foreach ($posts as $post) {
			if ('' == $post->post_name) {
				$newtitle = sanitize_title($post->post_title);
				$wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET post_name = %s WHERE ID = %d", $newtitle, $post->ID) );
			}
		}
	}

	$categories = $wpdb->get_results("SELECT cat_ID, cat_name, category_nicename FROM $wpdb->categories");
	foreach ($categories as $category) {
		if ('' == $category->category_nicename) {
			$newtitle = sanitize_title($category->cat_name);
			$wpdb->update( $wpdb->categories, array('category_nicename' => $newtitle), array('cat_ID' => $category->cat_ID) );
		}
	}

	$sql = "UPDATE $wpdb->options
		SET option_value = REPLACE(option_value, 'wp-links/links-images/', 'wp-images/links/')
		WHERE option_name LIKE %s
		AND option_value LIKE %s";
	$wpdb->query( $wpdb->prepare( $sql, $wpdb->esc_like( 'links_rating_image' ) . '%', $wpdb->esc_like( 'wp-links/links-images/' ) . '%' ) );

	$done_ids = $wpdb->get_results("SELECT DISTINCT post_id FROM $wpdb->post2cat");
	if ($done_ids) :
		$done_posts = array();
		foreach ($done_ids as $done_id) :

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更新日志

Version	description
1.0.0	Introduced.

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User Contributed Notes