<?php
/**
 * WordPress Upgrade API
 *
 * Most of the functions are pluggable and can be overwritten
 *
 * @package WordPress
 * @subpackage Administration
 */

/** Include user install customize script. */
if ( file_exists(WP_CONTENT_DIR . '/install.php') )
	require (WP_CONTENT_DIR . '/install.php');

/** WordPress Administration API */
require_once(ABSPATH . 'wp-admin/includes/admin.php');

/** WordPress Schema API */
require_once(ABSPATH . 'wp-admin/includes/schema.php');

if ( !function_exists('wp_install') ) :
/**
 * {@internal Missing Short Description}}
 *
 * {@internal Missing Long Description}}
 *
 * @since unknown
 *
 * @param string $blog_title Blog title.
 * @param string $user_name User's username.
 * @param string $user_email User's email.
 * @param bool $public Whether blog is public.
 * @param null $deprecated Optional. Not used.
 * @return array Array keys 'url', 'user_id', 'password'.
 */
function wp_install($blog_title, $user_name, $user_email, $public, $deprecated='') {
	global $wp_rewrite;

	wp_check_mysql_version();
	wp_cache_flush();
	make_db_current_silent();
	populate_options();
	populate_roles();

	update_option('blogname', $blog_title);
	update_option('admin_email', $user_email);
	update_option('blog_public', $public);

	$guessurl = wp_guess_url();

	update_option('siteurl', $guessurl);

	// If not a public blog, don't ping.
	if ( ! $public )
		update_option('default_pingback_flag', 0);

	// Create default user.  If the user already exists, the user tables are
	// being shared among blogs.  Just set the role in that case.
	$user_id = username_exists($user_name);
	if ( !$user_id ) {
		$random_password = wp_generate_password();
		$user_id = wp_create_user($user_name, $random_password, $user_email);
	} else {
		$random_password = __('User already exists.  Password inherited.');
	}

	$user = new WP_User($user_id);
	$user->set_role('administrator');

	wp_install_defaults($user_id);

	$wp_rewrite->flush_rules();

	wp_new_blog_notification($blog_title, $guessurl, $user_id, $random_password);

	wp_cache_flush();

	return array('url' => $guessurl, 'user_id' => $user_id, 'password' => $random_password);
}
endif;

if ( !function_exists('wp_install_defaults') ) :
/**
 * {@internal Missing Short Description}}
 *
 * {@internal Missing Long Description}}
 *
 * @since unknown
 *
 * @param int $user_id User ID.
 */
function wp_install_defaults($user_id) {
	global $wpdb;

	// Default category
	$cat_name = $wpdb->escape(__('Uncategorized'));
	$cat_slug = sanitize_title(_c('Uncategorized|Default category slug'));
	$wpdb->query("INSERT INTO $wpdb->terms (name, slug, term_group) VALUES ('$cat_name', '$cat_slug', '0')");
	$wpdb->query("INSERT INTO $wpdb->term_taxonomy (term_id, taxonomy, description, parent, count) VALUES ('1', 'category', '', '0', '1')");

	// Default link category
	$cat_name = $wpdb->escape(__('Blogroll'));
	$cat_slug = sanitize_title(_c('Blogroll|Default link category slug'));
	$wpdb->query("INSERT INTO $wpdb->terms (name, slug, term_group) VALUES ('$cat_name', '$cat_slug', '0')");
	$wpdb->query("INSERT INTO $wpdb->term_taxonomy (term_id, taxonomy, description, parent, count) VALUES ('2', 'link_category', '', '0', '7')");

	// Now drop in some default links
	$wpdb->query("INSERT INTO $wpdb->links (link_url, link_name, link_category, link_rss, link_notes) VALUES ('http://codex.wordpress.org/', 'Documentation', 0, '', '');");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (1, 2)" );

	$wpdb->query("INSERT INTO $wpdb->links (link_url, link_name, link_category, link_rss, link_notes) VALUES ('http://wordpress.org/development/', 'Development Blog', 0, 'http://wordpress.org/development/feed/', '');");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (2, 2)" );

	$wpdb->query("INSERT INTO $wpdb->links (link_url, link_name, link_category, link_rss, link_notes) VALUES ('http://wordpress.org/extend/ideas/', 'Suggest Ideas', 0, '', '');");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (3, 2)" );

	$wpdb->query("INSERT INTO $wpdb->links (link_url, link_name, link_category, link_rss, link_notes) VALUES ('http://wordpress.org/support/', 'Support Forum', 0, '', '');");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (4, 2)" );

	$wpdb->query("INSERT INTO $wpdb->links (link_url, link_name, link_category, link_rss, link_notes) VALUES ('http://wordpress.org/extend/plugins/', 'Plugins', 0, '', '');");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (5, 2)" );

	$wpdb->query("INSERT INTO $wpdb->links (link_url, link_name, link_category, link_rss, link_notes) VALUES ('http://wordpress.org/extend/themes/', 'Themes', 0, '', '');");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (6, 2)" );

	$wpdb->query("INSERT INTO $wpdb->links (link_url, link_name, link_category, link_rss, link_notes) VALUES ('http://planet.wordpress.org/', 'WordPress Planet', 0, '', '');");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (7, 2)" );

	// First post
	$now = date('Y-m-d H:i:s');
	$now_gmt = gmdate('Y-m-d H:i:s');
	$first_post_guid = get_option('home') . '/?p=1';
	$wpdb->query("INSERT INTO $wpdb->posts (post_author, post_date, post_date_gmt, post_content, post_excerpt, post_title, post_category, post_name, post_modified, post_modified_gmt, guid, comment_count, to_ping, pinged, post_content_filtered) VALUES ($user_id, '$now', '$now_gmt', '".$wpdb->escape(__('Welcome to WordPress. This is your first post. Edit or delete it, then start blogging!'))."', '', '".$wpdb->escape(__('Hello world!'))."', '0', '".$wpdb->escape(_c('hello-world|Default post slug'))."', '$now', '$now_gmt', '$first_post_guid', '1', '', '', '')");
	$wpdb->query( "INSERT INTO $wpdb->term_relationships (`object_id`, `term_taxonomy_id`) VALUES (1, 1)" );

	// Default comment
	$wpdb->query("INSERT INTO $wpdb->comments (comment_post_ID, comment_author, comment_author_email, comment_author_url, comment_date, comment_date_gmt, comment_content) VALUES ('1', '".$wpdb->escape(__('Mr WordPress'))."', '', 'http://wordpress.org/', '$now', '$now_gmt', '".$wpdb->escape(__('Hi, this is a comment.<br />To delete a comment, just log in and view the post&#039;s comments. There you will have the option to edit or delete them.'))."')");

	// First Page
	$first_post_guid = get_option('home') . '/?page_id=2';
	$wpdb->query("INSERT INTO $wpdb->posts (post_author, post_date, post_date_gmt, post_content, post_excerpt, post_title, post_category, post_name, post_modified, post_modified_gmt, guid, post_status, post_type, to_ping, pinged, post_content_filtered) VALUES ($user_id, '$now', '$now_gmt', '".$wpdb->escape(__('This is an example of a WordPress page, you could edit this to put information about yourself or your site so readers know where you are coming from. You can create as many pages like this one or sub-pages as you like and manage all of your content inside of WordPress.'))."', '', '".$wpdb->escape(__('About'))."', '0', '".$wpdb->escape(_c('about|Default page slug'))."', '$now', '$now_gmt','$first_post_guid', 'publish', 'page', '', '', '')");
}
endif;

if ( !function_exists('wp_new_blog_notification') ) :
/**
 * {@internal Missing Short Description}}
 *
 * {@internal Missing Long Description}}
 *
 * @since unknown
 *
 * @param string $blog_title Blog title.
 * @param string $blog_url Blog url.
 * @param int $user_id User ID.
 * @param string $password User's Password.
 */
function wp_new_blog_notification($blog_title, $blog_url, $user_id, $password) {
	$user = new WP_User($user_id);
	$email = $user->user_email;
	$name = $user->user_login;
	$message_headers = 'From: "' . $blog_title . '" <wordpress@' . $_SERVER['SERVER_NAME'] . '>';
	$message = sprintf(__("Your new WordPress blog has been successfully set up at:

%1\$s

You can log in to the administrator account with the following information:

Username: %2\$s
Password: %3\$s

We hope you enjoy your new blog. Thanks!

--The WordPress Team
http://wordpress.org/
"), $blog_url, $name, $password);

	@wp_mail($email, __('New WordPress Blog'), $message, $message_headers);
}
endif;

if ( !function_exists('wp_upgrade') ) :
/**
 * Run WordPress Upgrade functions.
 *
 * {@