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api_tilehit.php
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api_tilehit.php
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<?php
// CouchDB hit lookup
// Query is tile key [zoom, x, y, rx, ry] where x and y are tile numbers, and rx and ry
// are the locations of hit within that tile (i.e., rx and ry range from 0-256 for 256 pixel tiles)
// Return a list of CouchDB documents corresponding to the location on map
require_once (dirname(__FILE__) . '/api_utils.php');
require_once (dirname(__FILE__) . '/couchsimple.php');
$callback = '';
// If no query parameters
if (count($_GET) == 0)
{
//default_display();
echo 'hi';
exit(0);
}
if (isset($_GET['callback']))
{
$callback = $_GET['callback'];
}
$key = $_GET['key'];
$url = '_design/geo/_view/tile?key=' . urlencode($key)
. '&reduce=false'
. '&limit=20'
// . '&include_docs=true'
;
if ($config['stale'])
{
$url .= '&stale=ok';
}
//echo $url;
$resp = $couch->send("GET", "/" . $config['couchdb_options']['database'] . "/" . $url);
$response_obj = json_decode($resp);
$obj = new stdclass;
$obj->status = 200;
$obj->results = array();
foreach ($response_obj->rows as $row)
{
//$obj->results[] = $row->doc;
$obj->results[] = $row->id;
}
$obj->results = array_values(array_unique($obj->results));
api_output($obj, $callback);
?>