/**
* Compute distance (in radians) to a geo point
*
* @param GeoPoint $point Other geo point
* @return number
*/
public function radiansTo(GeoPoint $point)
{
$d2r = M_PI / 180.0;
$lat1rad = $this->getLatitude() * $d2r;
$lon1rad = $this->getLongitude() * $d2r;
$lat2rad = $point->getLatitude() * $d2r;
$lon2rad = $point->getLongitude() * $d2r;
$deltaLat = $lat1rad - $lat2rad;
$deltaLon = $lon1rad - $lon2rad;
$sinLat = sin($deltaLat / 2);
$sinLon = sin($deltaLon / 2);
$a = $sinLat * $sinLat + cos($lat1rad) * cos($lat2rad) * $sinLon * $sinLon;
$a = min(1.0, $a);
return 2 * asin(sqrt($a));
}
/**
* Returns a Google Geopoint matching the given address.
*/
function addressToPoint($address)
{
$baseURL = "http://" . GOOGLEMAPS_HOST . "/maps/geo?output=xml" . "&key=" . GOOGLEMAPS_API_KEY;
$requestURL = $baseURL . "&q=" . urlencode($address);
$delay = 0;
$status = "620";
while (strcmp($status, "620") == 0) {
$xml = simplexml_load_file($requestURL) or user_error("Can't access {$url}", E_USER_WARNING);
if (!$xml) {
return;
}
$status = $xml->Response->Status->code;
if (strcmp($status, "200") == 0) {
// Successful geocode
$coordinates = $xml->Response->Placemark->Point->coordinates;
$coordinatesSplit = split(",", $coordinates);
// Format: Longitude, Latitude, Altitude
$lat = $coordinatesSplit[1];
$lng = $coordinatesSplit[0];
return GeoPoint::from_x_y($lng, $lat);
} else {
if (strcmp($status, "620") == 0) {
// sent geocodes too fast
$delay += 100000;
}
}
}
}
function testSubclassWriteToDatabase()
{
/* Test writing to database for GeoPoints on defined on subclass DataObjects */
$pointObj = new GeoPointTest_ChildObj2();
$pointObj->Title = "Test item";
$pointObj->Point = GeoPoint::from_x_y(2, 3);
$pointObj->write();
// Test that the geo-data was saved properly
$this->assertEquals("POINT(2 3)", DB::query("SELECT AsText(Point) FROM GeoPointTest_ChildObj2 WHERE ID = {$pointObj->ID}")->value());
}
/**
* @covers GeoPoint::boundingCoordinates
*/
public function testBoundingCoordinatesWithRadius()
{
$expected = array(new GeoPoint(33.456826860664776, -82.01903313493325, GeoPoint::DEGREES), new GeoPoint(33.54677313933523, -81.91116686506675, GeoPoint::DEGREES));
$this->assertEquals($expected, $this->instance->boundingCoordinates(5, 6370));
}
/**
* @param int $precision
* @param bool $fixedPrecisionLength
* @return string
*/
public function getString($precision, $fixedPrecisionLength = false)
{
return sprintf("%s:%s - %s:%s", $this->northWest->getString($precision, $fixedPrecisionLength), $this->southWest->getString($precision, $fixedPrecisionLength));
}
public function addNearCondition($field, GeoPoint $point, $booleanOperator = 'AND')
{
if ($point->hasAllDistances()) {
$prepared = ['$near' => ['$geometry' => ['type' => 'Point', 'coordinates' => [$point->getLatitude(), $point->getLongitude()]]], '$minDistance' => $point->getMinDistance(), '$maxDistance' => $point->getMaxDistance()];
} else {
if ($point->hasMaxDistance()) {
$prepared = ['$near' => ['$geometry' => ['type' => 'Point', 'coordinates' => [$point->getLatitude(), $point->getLongitude()]]], '$maxDistance' => $point->getMaxDistance()];
} else {
if ($point->hasMinDistance()) {
$prepared = ['$near' => ['$geometry' => ['type' => 'Point', 'coordinates' => [$point->getLatitude(), $point->getLongitude()]]], '$minDistance' => $point->getMinDistance()];
} else {
$prepared = ['$near' => ['$geometry' => ['type' => 'Point', 'coordinates' => [$point->getLatitude(), $point->getLongitude()]]]];
}
}
}
$this->addRawCondition($field, $prepared, $booleanOperator);
}
/**
* Returns a Google Geopoint matching the given address.
*/
static function addressToPoint($address)
{
$baseURL = YAHOO_GEOCODER_URL;
$requestURL = $baseURL . "?appid=" . GeoKeys::$yahoo_maps_api . "&output=php&location=" . urlencode($address);
// Do a curl request to get the actual contents
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $requestURL);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 60);
curl_setopt($ch, CURLOPT_FAILONERROR, 1);
$raw_response = curl_exec($ch);
if (curl_errno($ch)) {
$result = array_merge(curl_getinfo($ch), array('status' => 'BAD', 'error_code' => curl_errno($ch), 'error_message' => curl_error($ch), 'raw' => $raw_response));
} else {
$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$result = array();
$result['status'] = 'OK';
$result['header'] = substr($raw_response, 0, $header_size);
$result['body'] = substr($raw_response, $header_size);
$result['http_code'] = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$result['last_url'] = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
$result['raw'] = $raw_response;
}
/*
* Close The Curl Connection
*/
curl_close($ch);
$rslt = false;
if ($result['status'] == 'OK') {
$geodata = unserialize($result['body']);
echo var_export($geodata, true);
$georslt = $geodata['ResultSet']['Result'];
// hack to fix multiple returned results
if (isset($georslt[0])) {
$georslt = $georslt[0];
}
try {
if (!isset($georslt['warning'])) {
$lat = $georslt['Latitude'];
$lng = $georslt['Longitude'];
$rslt = GeoPoint::from_x_y($lng, $lat);
}
} catch (Exception $e) {
echo 'Caught exception: ', $e->getMessage(), "\n";
echo var_export($geodata, true);
$rslt = false;
}
}
return $rslt;
//var_export($result);
//var_export($geodata);
//return false;
$delay = 0;
$status = "620";
while (strcmp($status, "620") == 0) {
$xml = simplexml_load_file($requestURL) or user_error("Can't access {$url}", E_USER_WARNING);
if (!$xml) {
return;
}
$status = $xml->Response->Status->code;
if (strcmp($status, "200") == 0) {
// Successful geocode
$coordinates = $xml->Response->Placemark->Point->coordinates;
$coordinatesSplit = split(",", $coordinates);
// Format: Longitude, Latitude, Altitude
$lat = $coordinatesSplit[1];
$lng = $coordinatesSplit[0];
return GeoPoint::from_x_y($lng, $lat);
} else {
if (strcmp($status, "620") == 0) {
// sent geocodes too fast
$delay += 100000;
}
}
}
}
