<?
include_once '../sys/inc/stemmer.php';

$stemmer = new Lingua_Stem_Ru();

if (isset($_POST['in']) && $_POST['in'] != null && preg_match('#^(r|f)([0-9]+)$#', $_POST['in'], $in))
{
	if ($in[1] == 'f' && mysql_result(mysql_query("SELECT COUNT(*) FROM `forum_f` WHERE `id` = '$in[2]' " . ((!isset($user) || $user['level'] == 0) ? "AND `adm` = '0'" : null)),0) == 1)
	{
		$searched['in']['m'] = 'f';
		$searched['in']['id'] = $in[2];
	}
	elseif($in[1] == 'r')
	{
		$searched['in']['m'] = 'r';
		$searched['in']['id'] = $in[2];
	}
}

if (!isset($_POST['text']) || strlen2($_POST['text']) < 2)$err[] = 'Ошибочный запрос';
else
{
	$s_arr = preg_split("/[\s,]+/", $_POST['text']);;

	$searched['text'] = implode(' ',$s_arr);

	for ($i = 0; $i < count($s_arr); $i++ )
	{
		$st = $stemmer->stem_word($s_arr[$i]);

		if (strlen2($st)<2)continue;

		$searched['mark'][$i]='#('.$st.'[a-zа-я0-9]*)#uim';
		$s_arr_mysql[$i] = my_esc('+'.$st.'*');
	}

}


if (isset($s_arr_mysql))
{
	$adm_add = NULL;
	$adm_add2 = NULL;
	
	if (!isset($user) || $user['level'] == 0)
	{
		$q222 = mysql_query("SELECT * FROM `forum_f` WHERE `adm` = '1'");
		while ($adm_f = mysql_fetch_assoc($q222))
		{
			$adm_add[]="`forum_p`.`id_forum` <> '$adm_f[id]'";
		}
		if (sizeof($adm_add) != 0)
		$adm_add2 = implode(' AND ', $adm_add).' AND ';
	}

	$searched['query'] = implode(' ', $s_arr_mysql);
	$searched['sql_query'] = "SELECT 
	COUNT(`forum_p`.`id`) AS `k_post`,
	`forum_t`.`id`,
	`forum_t`.`id_user`,
	`forum_t`.`name`,
	`forum_t`.`id_forum`,
	`forum_t`.`id_razdel`,
	`forum_t`.`up`,
	`forum_t`.`close`,
	`forum_t`.`time_create`,
	`forum_p`.`id` AS `id_post`,
	`forum_p`.`msg`
	FROM `forum_t` LEFT JOIN `forum_p` ON `forum_p`.`id_them` = `forum_t`.`id` WHERE ".$adm_add2.
	($searched['in']['m'] == 'f' ? "`forum_t`.`id_forum` = '" . $searched['in']['id'] . "' AND " : null). // только в выбранном форуме
	($searched['in']['m'] == 'r' ? "`forum_t`.`id_razdel` = '" . $searched['in']['id'] . "' AND " : null). // только в выбранном разделе
	"MATCH (`forum_p`.`msg`,`forum_t`.`name`) AGAINST ('$searched[query]' IN BOOLEAN MODE) GROUP BY `forum_t`.`id`";
	$q = mysql_query($searched['sql_query']);

	while ($result = mysql_fetch_assoc($q))
	{
		$searched['result'][] = $result;
	}
}
?>