/**
* A Criterion is used to specify a condition on how to search through
* changesets.
*
* Search changesets by
* A user id:
* Services_OpenStreetMap_Criterion('user', 12345)
*
* A display/user name:
* Services_OpenStreetMap_Criterion('display_name', 'fredflintstone')
*
* A bounding box:
* Services_OpenStreetMap_Criterion(
* 'bbox',
* -8.0590275,
* 52.9347449,
* -7.9966939,
* 52.9611999
* )
*
* For open changesets only:
* Services_OpenStreetMap_Criterion('open')
*
* For closed changesets only:
* Services_OpenStreetMap_Criterion('closed')
*
* For changesets created after a specific time:
* Services_OpenStreetMap_Criterion('time', '17/11/2011')
*
* For changesets created during a specific timespan:
* Services_OpenStreetMap_Criterion('time', '17/11/2011', '29/11/2011')
*
* @return Services_OpenStreetMap_Criterion
* @throws Services_OpenStreetMap_InvalidArgumentException
*/
public function __construct()
{
$args = func_get_args();
$type = $args[0];
$this->type = $type;
switch ($type) {
case 'user':
if (is_numeric($args[1])) {
$this->value = $args[1];
} else {
throw new Services_OpenStreetMap_InvalidArgumentException('User UID must be numeric');
}
break;
case 'bbox':
$minLon = $args[1];
$minLat = $args[2];
$maxLon = $args[3];
$maxLat = $args[4];
$node = new Services_OpenStreetMap_Node();
try {
$node->setLon($minLon);
$node->setLat($minLat);
$node->setLon($maxLon);
$node->setLat($maxLat);
} catch (Services_OpenStreetMap_InvalidArgumentException $ex) {
throw new Services_OpenStreetMap_InvalidArgumentException($ex->getMessage());
}
$this->value = "{$minLon},{$minLat},{$maxLon},{$maxLat}";
break;
case 'display_name':
$this->value = $args[1];
break;
case 'closed':
case 'open':
break;
case 'time':
$before = null;
$after = null;
if (isset($args[1])) {
$after = $args[1];
$time = strtotime($after);
if ($time == -1 or $time === false) {
throw new Services_OpenStreetMap_InvalidArgumentException('Invalid time value');
}
$after = gmstrftime('%Y-%m-%dT%H:%M:%SZ', $time);
}
if (isset($args[2])) {
$before = $args[2];
$time = strtotime($before);
if ($time == -1 or $time === false) {
throw new Services_OpenStreetMap_InvalidArgumentException('Invalid time value');
}
$before = gmstrftime('%Y-%m-%dT%H:%M:%SZ', $time);
}
if (!is_null($before)) {
$this->value = "{$after},{$before}";
} else {
$this->value = $after;
}
break;
default:
$this->type = null;
throw new Services_OpenStreetMap_InvalidArgumentException('Unknown constraint type');
}
}
/**
* Add a node to the way.
*
* @param Services_OpenStreetMap_Node $node Node to add to the way.
*
* @return Services_OpenStreetMap_Way
*/
public function addNode(Services_OpenStreetMap_Node $node)
{
$id = $node->getId();
$pos = array_search($id, $this->nodes);
if ($pos === false) {
$this->action = 'modify';
$this->nodes[] = $id;
$this->dirty = true;
$this->dirtyNodes = true;
$this->nodesNew[] = $id;
}
return $this;
}
/**
* Test default value of attributes when creating an object.
*
* @return void
*/
public function testAttribsNotSet()
{
$node = new Services_OpenStreetMap_Node();
$this->assertEquals($node->getVersion(), null);
$this->assertEquals($node->getUser(), null);
$this->assertEquals($node->getUid(), null);
$this->assertEquals($node->getId(), null);
$this->assertEquals('' . $node, '');
}
/**
* Create and return a Services_OpenStreetMap_Node
*
* Latitude and longitude must be specified, array of tags optional.
*
* <code>
* $node = $osm->createNode($lat, $lon, array('building' => 'yes'));
* </code>
*
* @param float $latitude Latitude of node
* @param float $longitude Longitude of node
* @param array $tags Array of key->value tag pairs.
*
* @return Services_OpenStreetMap_Node
*/
public function createNode($latitude, $longitude, array $tags = array())
{
$node = new Services_OpenStreetMap_Node();
$config = $this->getConfig();
$apiVersion = $config->getValue('api_version');
$userAgent = $config->getValue('User-Agent');
$xml = "<?xml version='1.0' encoding='UTF-8'?>\n<osm version='{$apiVersion}' generator='{$userAgent}'>\n<node lat='{$latitude}' lon='{$longitude}' version='1'/></osm>";
$node->setLat($latitude);
$node->setLon($longitude);
$node->setXml(simplexml_load_string($xml));
$node->setId($this->newId--);
if (!empty($tags)) {
foreach ($tags as $key => $value) {
$node->setTag($key, $value);
}
}
return $node;
}
