<?php

// High speed CMF 4.0
// Copyright (c)2019 validity.ru
// e-mail: ffreest@ya.ru
include ( './config.php' );
include ( PATH . '/defaults.php' );
$_GET['sef'] = 1;

// Get url
$request = substr ( $_SERVER['REQUEST_URI'], 1 );

// Remove too slash
if ( $request && strpos ( $request, 'url=http' ) === false && preg_match ( "#\/\/+#i", $request ) ) {
    header ( 'HTTP/1.1 301 Moved Permanently' );
    header ( 'Location: ' . URL . '/' .  preg_replace ( "#\/\/+#i", "/", $request ) );
    exit ();
}

// Remove not url
if ( $request && strpos ( $request, '?' ) === false && strpos ( $request, '.jpg' ) === false && strpos ( $request, '.xml' ) === false && !preg_match ( "#\/\z#i", $request ) ) {
    header ( 'HTTP/1.1 301 Moved Permanently' );
    header ( 'Location: ' . URL . '/' .  $request . '/' );
    exit ();
}

// Bad
if ( preg_match ( "#([^a-z0-9\?\=\&\%\+\.\,\:\/\-\_\#])#i", $request ) || ( preg_match ( "#\/\z#i", $request ) && preg_match ( "#\%#i", $request ) ) ) {
    include_once ( PATH . '/404.php' );
    exit ();
}

// Clear
$sql = '
    SELECT
        *
    FROM
        ' . TAGS_TABLE . '
    WHERE
        `sef` = "' . preg_replace ( "#([a-z0-9\-\_\/]*)(\/\?*.*)#i", "$1", $request ) . '"
    LIMIT 1';
$r_tags = $db->query( $sql );
$f_tags = $db->fetcharray( $r_tags );
if ( $f_tags['url'] ) {
    $title = $f_tags['title'];
    $description = $f_tags['description'];
    $keywords = $f_tags['keywords'];
    $header = $f_tags['header'];
    $announcement = $f_tags['announcement'];
    $content = $f_tags['content'];
    $filter = $f_tags['filter'];
    $url = preg_replace ( '/^([^?]+)(\?.*?)?(#.*)?$/', '$1$3', $f_tags['url'] );
    $uri = $f_tags['url'];
    $sef = $f_tags['sef'];
    preg_match ( '/^([^?]+)(\?.*?)?(#.*)?$/', $f_tags['url'], $matches );
    if ( isset ( $matches[2] ) && $matches[2] ) {
        if ( isset ( $_SERVER['QUERY_STRING'] ) && $_SERVER['QUERY_STRING'] ) {
            if ( !isset ( $_GET['page'] ) && isset ( $_GET['submit'] ) && strpos ( 'search.php', $url ) !== false ) {
                $form = array_map ( 'rawurldecode', $_GET );
                $form = array_map ( 'safehtml', $form );
                $tmp = [];
                if ( $_GET['region'] ) {
                    $tmp[] = 'region=' . $form['region'];
                }
                if ( $_GET['city'] ) {
                    $tmp[] = 'city=' . getidbyname ( 'city', $form['city'], $form['region'] );
                }
                if ( $_GET['favorite'] ) {
                    $tmp[] = 'favorite=' . $form['favorite'];
                }
                if ( preg_match ( "#^(1)$#i", $_GET['type'] ) ) {
                    $tmp[] = 'type=' . $form['type'];
                }
                else if ( preg_match ( "#^(2)$#i", $_GET['type'] ) ) {
                    $tmp[] = 'type=' . $form['type'];
                    if ( $form['structure'] ) {
                        $tmp[] = 'structure=' . $form['structure'];
                    }
                }
                else if ( preg_match ( "#^(3|4|6|7|8|9)$#i", $_GET['type'] ) ) {
                    $tmp[] = 'type=' . $form['type'];
                }
                else if ( preg_match ( "#^(10)$#i", $_GET['type'] ) ) {
                    $tmp[] = 'type=' . $form['type'];
                }
                else if ( preg_match ( "#^(11)$#i", $_GET['type'] ) ) {
                    $tmp[] = 'type=' . $form['type'];
                    if ( $_GET['category'] && !$_GET['object'] ) {
                        $tmp[] = 'category=' . $form['category'];
                    } 
                    if ( $_GET['object'] && $_GET['object'] != 'ANY' && !$_GET['category'] ) {
                        $tmp[] = 'object=' . $form['object'];
                    }
                    if ( strpos ( $_GET['bedrooms'], ',' ) === false && $_GET['bedrooms'] >= '0' && preg_match ( "#^(2)$#i", $_GET['object'] ) ) {
                        if ( $_GET['bedrooms'] > 4 ) {
                            $tmp[] = 'bedrooms=4';
                        }
                        else {
                            $tmp[] = 'bedrooms=' . $form['bedrooms'];
                        }
                        if ( $form['new'] == 1 ) {
                            $tmp[] = 'new=1';
                        }
                    }
                    if ( $_GET['deal'] && $_GET['deal'] != 'ANY' ) {
                        $tmp[] = 'deal=' . $form['deal'];
                    }
                    if ( $_GET['without'] == 1 && ( !$_GET['deal'] || preg_match ( "#^(1|3)$#i", $_GET['deal'] ) ) ) {
                        $tmp[] = 'without=' . $form['without'];
                    }
                    if ( $_GET['contractor'] == 4 && ( !$_GET['deal'] || preg_match ( "#^(1)$#i", $_GET['deal'] ) ) ) {
                        $tmp[] = 'contractor=' . $form['contractor'];
                    }
                }
                $sql = '
                    SELECT
                        *
                    FROM
                        ' . TAGS_TABLE . '
                    WHERE
                        `url` = "search.php?'  . implode ( '&', $tmp ) . '"
                    LIMIT 1';
                $r_tags = $db->query ( $sql );
                $f_tags = $db->fetcharray ( $r_tags );
                if ( $f_tags['url'] ) {
                    $title = $f_tags['title'];
                    $description = $f_tags['description'];
                    $keywords = $f_tags['keywords'];
                    $header = $f_tags['header'];
                    $announcement = $f_tags['announcement'];
                    $content = $f_tags['content'];
                    $filter = $f_tags['filter'];
                    $sef = $f_tags['sef'];
                }
            }
            /*
            if (  strpos ( $uri, '&private=1' ) === false && strpos ( $_SERVER['QUERY_STRING'], 'group=&' ) !== false ) {
                $_SERVER['QUERY_STRING'] =  str_replace ( 'limit=100&', 'limit=10&', $_SERVER['QUERY_STRING'] );
            }
            */
            $uri .= '&' . $_SERVER['QUERY_STRING'];
        }
        foreach ( explode ( '&', mb_substr ( $matches[2], 1 ) ) as $value ) {
            $url_get = ( explode ( '=', $value ) );
            if ( $url_get[0] ) {
                $_GET[$url_get[0]] = $url_get[1];
            }
        }
        foreach ( explode ( '&', $_SERVER['QUERY_STRING'] ) as $value ) {
            $url_get = ( explode ( '=', $value ) );
            if ( $url_get[0] ) { 
                $_GET[$url_get[0]] = urldecode ( $url_get[1] );
            }
        }
    }
    if ( preg_match ( "#^[0-9]+$#i", $_GET['region'] ) && strpos ( $uri, 'index.php' ) !== false ) {
        $sef .= '/nedvizhimost';
    }
    if ( isset ( $_GET['page'] ) && !$_GET['private'] ) {
        $title .= ' - ' . str_replace ( '{page}', intval ( $_GET['page'] ), $lang['Page'] );
        $description = '';
        $keywords = '';
        $announcement = '';
    }
    if ( isset ( $_GET['req'] ) && $_GET['req'] == 'logout' ) {
        $session->destroy();
    }
}
else {

    // Redirects
    $sql = '
        SELECT
            *
        FROM
            ' . REDIRECTS_TABLE . '
        WHERE
            `old` = "' . preg_replace ( "#(.*)\/$#i", "$1", $request ) . '"
        LIMIT 1';
    $r_redirects = $db->query( $sql );
    $f_redirects = $db->fetcharray( $r_redirects );
    if ( $f_redirects['old'] ) {
        header ( 'HTTP/1.1 301 Moved Permanently' );
        header ( 'Location: ' . URL . str_replace ( '//', '', '/' . $f_redirects['new'] . '/' ) );
        exit ();
    }
    /*
    else if ( preg_match ( "#(.+)\/(.+)\/(.+)\/(doma)\/$#i", $request, $matches ) ) {
        header ( 'HTTP/1.1 301 Moved Permanently' );
        header ( 'Location: ' . URL . '/' . $matches['1'] . '/' . $matches[2] . '/ul-' . $matches[3] . '/' . $matches[4] . '/' );
        exit ();
    }
    else if ( preg_match ( "#(.+)\/(.+)\/(.+)\/(doma)\/([0-9]+)\/$#i", $request, $matches ) ) {
        header ( 'HTTP/1.1 301 Moved Permanently' );
        header ( 'Location: ' . URL . '/' . $matches['1'] . '/' . $matches[2] . '/ul-' . $matches[3] . '/' . $matches[4] . '/' . $matches[5] . '/' );
        exit ();
    }
    else if ( preg_match ( "#(.*)/([0-9]+)/$#i", $request, $matches ) ) {
        header ( 'HTTP/1.1 301 Moved Permanently' );
        header ( 'Location: ' . URL . '/' . $matches[1] . '/' );
        exit ();
    }
    */
    $url = '404.php';
}
if ( $url == 'index.php' ) {
    include ( PATH . '/recent.php' );
    exit ();
}
else {
    include ( PATH . '/' . $url );
    exit ();
}