Find and recover un-continous id of WordPress post.

gistfile1.php

<?php
/**
 * Find and recover un-continous id of WordPress post.
 *
 * Will make empty draft using these id for edit them later.
 * Also change revision or auto-draft to draft.
 *
 * @package		fwolfweb
 * @subpackage	wordpress
 * @copyright   Copyright 2010, Fwolf
 * @author      Fwolf <fwolf.aide+fwolfweb.wordpress@gmail.com>
 * @since		2010-07-05
 */

require_once('wp-config.php');


// Connect db
$conn = mysql_connect(DB_HOST, DB_USER, DB_PASSWORD);
if (!$conn) {
	    die('Could not connect: ' . mysql_error());
}
mysql_select_db(DB_NAME, $conn);
if (defined('DB_CHARSET'))
	mysql_set_charset(DB_CHARSET);


// Table prefix
if (!isset($table_prefix))
	$table_prefix  = 'wp_';


// Any revision or auto-draft in db ?
$sql = "UPDATE {$table_prefix}posts set post_status = 'draft' WHERE post_status = 'revision'";
mysql_query($sql, $conn);
$i = mysql_affected_rows($conn);
if (0 < $i)
	echo "Converted $i revision to draft.<br />\n";
$sql = "UPDATE {$table_prefix}posts set post_status = 'draft' WHERE post_status = 'auto-draft'";
mysql_query($sql, $conn);
$i = mysql_affected_rows($conn);
if (0 < $i)
	echo "Converted $i auto-draft to draft.<br />\n";


// Got all id of posts
$sql = "SELECT id FROM {$table_prefix}posts ORDER BY id ASC";
$rs = mysql_query($sql, $conn);
$i = mysql_affected_rows($conn);
if (0 < $i) {
	// Have posts, continue traversal all rows.
	$ar_missed = array();
	$i_row = 1;
	while ($row = mysql_fetch_assoc($rs)) {
		if ($i_row < $row['id']) {
			// Got missed id, add to array
			for ($j = $i_row; $j < $row['id']; $j++)
				$ar_missed[] = $j;
			$i_row = $row['id'];
		}
		$i_row ++;
	}

	// There are missed id ?
	if (0 < count($ar_missed)) {
		foreach ($ar_missed as $id) {
			$sql = "INSERT INTO {$table_prefix}posts
				(id, post_title, post_status, post_type) VALUES
				($id, '$id', 'draft', 'post')";
			mysql_query($sql, $conn);
		}
		echo 'Inserted id: ' . implode(', ', $ar_missed)
			. " as draft.<br />\n";
	}
}


// Close db
mysql_close($conn);
?>