<?php
/***************************************************************
* Hilbert curve
* Version 0.2
* Copyright (c) 2010 Chi Hoang ([email protected])
* All rights reserved
*
* http://www.chihoang.de
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* Free for non-commercial use
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
***************************************************************/
require_once("hilbert.php");
require_once("GlobalMapTiles.php");
define('MAXZOOM', 21);
class db {
var $connid;
var $erg;
function db ($host,$user,$passwort) {
if(!$this->connid = mysql_connect($host, $user, $passwort)) {
echo "Fehler beim Verbinden...";
}
return $this->connid;
}
function select_db($db) {
if (!mysql_select_db($db, $this->connid)) {
echo "Fehler beim Auswaehlen der DB...";
}
}
function sql ($sql) {
if (!$this->erg = mysql_query($sql, $this->connid)) {
echo "Fehler beim Senden der Abfrage...";
}
return $this->erg;
}
}
class quadtree {
function loop() {
$tree = new hilbert();
$mercator = new GlobalMercator();
$connection = new db("localhost", "root", "typo3" );
$connection->select_db("amici");
$q = "SELECT uid, plz, laengengrad, breitengrad FROM tx_chhaendlersuche_plz";
$res = $connection->sql($q);
while ($row = mysql_fetch_assoc($res)) {
list($lng, $lat) = array ($row['laengengrad'], $row['breitengrad']);
list($mx, $my) = $mercator->LatLonToMeters($lat, $lng);
list($tx, $ty) = $mercator->MetersToTile($mx, $my, MAXZOOM);
list($tx, $ty) = array ($tx, ((1 << MAXZOOM) - 1) - $ty );
//~ $string = $mercator->LatLonToQuadTree($lat, $lng, MAXZOOM);
//~ $string = $mercator->QuadTree($tx, $ty, MAXZOOM);
$string = $tree->point_to_quadtree( $tx, $ty, pow(2, 5) );
//~ $string = $tree->point_to_quadtree( $tx, $ty, 5, "moore" );
echo "$tx, $ty ".$row["uid"].": $string\n";
mysql_query("UPDATE tx_chhaendlersuche_plz SET quadtree=".$string." WHERE uid=".$row['uid']);
}
}
}
$main = new quadtree();
$main->loop();
?>
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