";
    //var_dump($aAddressLines);
    $aAddress = array();
    $aFallback = array();
    $aClassType = getClassTypes();
    foreach ($aAddressLines as $aLine) {
        $bFallback = false;
        $aTypeLabel = false;
        if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) {
            $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
        } elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) {
            $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
        } elseif (isset($aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))])) {
            $aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
            $bFallback = true;
        } else {
            $aTypeLabel = array('simplelabel'=>'address'.$aLine['rank_address']);
            $bFallback = true;
        }
        if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber']))) {
            $sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
            $sTypeLabel = str_replace(' ','_',$sTypeLabel);
            if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place') {
                $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
            }
            $aFallback[$sTypeLabel] = $bFallback;
        }
    }
    return $aAddress;
}


function addQuotes($s)
{
    return "'".$s."'";
}

// returns boolean
function validLatLon($fLat,$fLon)
{
    return ($fLat <= 90.1 && $fLat >= -90.1 && $fLon <= 180.1 && $fLon >= -180.1);
}

// Do we have anything that looks like a lat/lon pair?
// returns array(lat,lon,query_with_lat_lon_removed)
// or null
function looksLikeLatLonPair($sQuery)
{
    $sFound    = null;
    $fQueryLat = null;
    $fQueryLon = null;

    if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[° ]+([0-9.]+)?[′\']*[, ]+([EW])[ ]+([0-9]+)[° ]+([0-9]+[0-9.]*)[′\']*?\\b/', $sQuery, $aData)) {
        //              1         2                   3                  4         5            6
        // degrees decimal minutes
        // N 40 26.767, W 79 58.933
        // N 40°26.767′, W 79°58.933′
        $sFound    = $aData[0];
        $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
        $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
    } elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\']*[ ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\' ]+([EW])\\b/', $sQuery, $aData)) {
        //                    1             2                      3          4            5                    6
        // degrees decimal minutes
        // 40 26.767 N, 79 58.933 W
        // 40° 26.767′ N 79° 58.933′ W
        $sFound    = $aData[0];
        $fQueryLat = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
        $fQueryLon = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
    } elseif (preg_match('/\\b([NS])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*[, ]+([EW])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*\\b/', $sQuery, $aData)) {
        //                    1        2            3            4                5        6            7            8
        // degrees decimal seconds
        // N 40 26 46 W 79 58 56
        // N 40° 26′ 46″, W 79° 58′ 56″
        $sFound    = $aData[0];
        $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60 + $aData[4]/3600);
        $fQueryLon = ($aData[5]=='E'?1:-1) * ($aData[6] + $aData[7]/60 + $aData[8]/3600);
    } elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([EW])\\b/', $sQuery, $aData)) {
        //                    1            2            3            4          5            6            7            8
        // degrees decimal seconds
        // 40 26 46 N 79 58 56 W
        // 40° 26′ 46″ N, 79° 58′ 56″ W
        $sFound    = $aData[0];
        $fQueryLat = ($aData[4]=='N'?1:-1) * ($aData[1] + $aData[2]/60 + $aData[3]/3600);
        $fQueryLon = ($aData[8]=='E'?1:-1) * ($aData[5] + $aData[6]/60 + $aData[7]/3600);
    } elseif (preg_match('/\\b([NS])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*[, ]+([EW])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*\\b/', $sQuery, $aData)) {
        //                    1        2                               3        4
        // degrees decimal
        // N 40.446° W 79.982°
        $sFound    = $aData[0];
        $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2]);
        $fQueryLon = ($aData[3]=='E'?1:-1) * ($aData[4]);
    } elseif (preg_match('/\\b([0-9]+[0-9]*\\.[0-9]+)[° ]+([NS])[, ]+([0-9]+[0-9]*\\.[0-9]+)[° ]+([EW])\\b/', $sQuery, $aData)) {
        //                    1                           2          3                           4
        // degrees decimal
        // 40.446° N 79.982° W
        $sFound    = $aData[0];
        $fQueryLat = ($aData[2]=='N'?1:-1) * ($aData[1]);
        $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[3]);
    } elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9]*\\.[0-9]+)[, ]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]|$|\\b)/', $sQuery, $aData)) {
        //                 1          2                             3                        4
        // degrees decimal
        // 12.34, 56.78
        // [12.456,-78.90]
        $sFound    = $aData[0];
        $fQueryLat = $aData[2];
        $fQueryLon = $aData[3];
    }

    if (!validLatLon($fQueryLat, $fQueryLon)) return;
    $sQuery = trim(str_replace($sFound, ' ', $sQuery));

    return array('lat' => $fQueryLat, 'lon' => $fQueryLon, 'query' => $sQuery);
}


function geometryText2Points($geometry_as_text, $fRadius)
{
    $aPolyPoints = NULL;
    if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch)) {
        //
        preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
        //
    } elseif (preg_match('#LINESTRING\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch)) {
        //
        preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
        //
    } elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch)) {
        //
        preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
        //
    } elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#', $geometry_as_text, $aMatch)) {
        //
        $aPolyPoints = createPointsAroundCenter($aMatch[1], $aMatch[2], $fRadius);
        //
    }

    if (isset($aPolyPoints)) {
        $aResultPoints = array();
        foreach ($aPolyPoints as $aPoint) {
            $aResultPoints[] = array($aPoint[1], $aPoint[2]);
        }
        return $aResultPoints;
    }

    return;
}

function createPointsAroundCenter($fLon, $fLat, $fRadius)
{
    $iSteps = max(8, min(100, ($fRadius * 40000)^2));
    $fStepSize = (2*pi())/$iSteps;
    $aPolyPoints = array();
    for ($f = 0; $f < 2*pi(); $f += $fStepSize) {
        $aPolyPoints[] = array('', $fLon+($fRadius*sin($f)), $fLat+($fRadius*cos($f)) );
    }
    return $aPolyPoints;
}