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<?php
/**
* @package Joomla.Platform
* @subpackage Openstreetmap
*
* @copyright Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die();
/**
* Openstreetmap API Elements class for the Joomla Platform
*
* @since 13.1
*/
class JOpenstreetmapElements extends JOpenstreetmapObject
{
/**
* Method to create a node
*
* @param integer $changeset Changeset id
* @param float $latitude Latitude of the node
* @param float $longitude Longitude of the node
* @param arary $tags Array of tags for a node
*
* @return array The XML response
*
* @since 13.1
*/
public function createNode($changeset, $latitude, $longitude, $tags)
{
$token = $this->oauth->getToken();
// Set parameters.
$parameters = array(
'oauth_token' => $token['key']
);
// Set the API base
$base = 'node/create';
// Build the request path.
$path = $this->getOption('api.url') . $base;
$tag_list = '';
// Create XML node
if (!empty($tags))
{
foreach ($tags as $key => $value)
{
$tag_list .= '<tag k="' . $key . '" v="' . $value . '"/>';
}
}
$xml = '<?xml version="1.0" encoding="UTF-8"?>
<osm version="0.6" generator="JOpenstreetmap">
<node changeset="' . $changeset . '" lat="' . $latitude . '" lon="' . $longitude . '">'
. $tag_list .
'</node>
</osm>';
$header['Content-Type'] = 'text/xml';
// Send the request.
$response = $this->oauth->oauthRequest($path, 'PUT', $parameters, $xml, $header);
return $response->body;
}
/**
* Method to create a way
*
* @param integer $changeset Changeset id
* @param array $tags Array of tags for a way
* @param array $nds Node ids to refer
*
* @return array The XML response
*
* @since 13.1
*/
public function createWay($changeset, $tags, $nds)
{
$token = $this->oauth->getToken();
// Set parameters.
$parameters = array(
'oauth_token' => $token['key']
);
// Set the API base
$base = 'way/create';
// Build the request path.
$path = $this->getOption('api.url') . $base;
$tag_list = '';
// Create XML node
if (!empty($tags))
{
foreach ($tags as $key => $value)
{
$tag_list .= '<tag k="' . $key . '" v="' . $value . '"/>';
}
}
$nd_list = '';
if (!empty($nds))
{
foreach ($nds as $value)
{
$nd_list .= '<nd ref="' . $value . '"/>';
}
}
$xml = '<?xml version="1.0" encoding="UTF-8"?>
<osm version="0.6" generator="JOpenstreetmap">
<way changeset="' . $changeset . '">'
. $tag_list
. $nd_list .
'</way>
</osm>';
$header['Content-Type'] = 'text/xml';
// Send the request.
$response = $this->oauth->oauthRequest($path, 'PUT', $parameters, $xml, $header);
return $response->body;
}
/**
* Method to create a relation
*
* @param integer $changeset Changeset id
* @param array $tags Array of tags for a relation
* @param array $members Array of members for a relation
* eg: $members = array(array("type"=>"node", "role"=>"stop", "ref"=>"123"), array("type"=>"way", "ref"=>"123"))
*
* @return array The XML response
*
* @since 13.1
*/
public function createRelation($changeset, $tags, $members)
{
$token = $this->oauth->getToken();
// Set parameters.
$parameters = array(
'oauth_token' => $token['key']
);
// Set the API base
$base = 'relation/create';
// Build the request path.
$path = $this->getOption('api.url') . $base;
$tag_list = '';
// Create XML node
if (!empty($tags))
{
foreach ($tags as $key => $value)
{
$tag_list .= '<tag k="' . $key . '" v="' . $value . '"/>';
}
}
// Members
$member_list = '';
if (!empty($members))
{
foreach ($members as $member)
{
if ($member['type'] == "node")
{
$member_list .= '<member type="' . $member['type'] . '" role="' . $member['role'] . '" ref="' . $member['ref'] . '"/>';
}
elseif ($member['type'] == "way")
{
$member_list .= '<member type="' . $member['type'] . '" ref="' . $member['ref'] . '"/>';
}
}
}
$xml = '<?xml version="1.0" encoding="UTF-8"?>
<osm version="0.6" generator="JOpenstreetmap">
<relation relation="' . $changeset . '" >'
. $tag_list
. $member_list .
'</relation>
</osm>';
$header['Content-Type'] = 'text/xml';
// Send the request.
$response = $this->oauth->oauthRequest($path, 'PUT', $parameters, $xml, $header);
return $response->body;
}
/**
* Method to read an element [node|way|relation]
*
* @param string $element [node|way|relation]
* @param integer $id Element identifier
*
* @return array The XML response
*
* @since 13.1
* @throws DomainException
*/
public function readElement($element, $id)
{
if ($element != 'node' && $element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a node, a way or a relation");
}
// Set the API base
$base = $element . '/' . $id;
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$xml_string = $this->sendRequest($path);
return $xml_string->$element;
}
/**
* Method to update an Element [node|way|relation]
*
* @param string $element [node|way|relation]
* @param string $xml Full reperentation of the element with a version number
* @param integer $id Element identifier
*
* @return array The xml response
*
* @since 13.1
* @throws DomainException
*/
public function updateElement($element, $xml, $id)
{
if ($element != 'node' && $element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a node, a way or a relation");
}
$token = $this->oauth->getToken();
// Set parameters.
$parameters = array(
'oauth_token' => $token['key']
);
// Set the API base
$base = $element . '/' . $id;
// Build the request path.
$path = $this->getOption('api.url') . $base;
$header['Content-Type'] = 'text/xml';
// Send the request.
$response = $this->oauth->oauthRequest($path, 'PUT', $parameters, $xml, $header);
return $response->body;
}
/**
* Method to delete an element [node|way|relation]
*
* @param string $element [node|way|relation]
* @param integer $id Element identifier
* @param integer $version Element version
* @param integer $changeset Changeset identifier
* @param float $latitude Latitude of the element
* @param float $longitude Longitude of the element
*
* @return array The XML response
*
* @since 13.1
* @throws DomainException
*/
public function deleteElement($element, $id, $version, $changeset, $latitude = null, $longitude = null)
{
if ($element != 'node' && $element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a node, a way or a relation");
}
$token = $this->oauth->getToken();
// Set parameters.
$parameters = array(
'oauth_token' => $token['key']
);
// Set the API base
$base = $element . '/' . $id;
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Create xml
$xml = '<?xml version="1.0" encoding="UTF-8"?>
<osm version="0.6" generator="JOpenstreetmap">
<' . $element . ' id="' . $id . '" version="' . $version . '" changeset="' . $changeset . '"';
if (!empty($latitude) && !empty($longitude))
{
$xml .= ' lat="' . $latitude . '" lon="' . $longitude . '"';
}
$xml .= '/></osm>';
$header['Content-Type'] = 'text/xml';
// Send the request.
$response = $this->oauth->oauthRequest($path, 'DELETE', $parameters, $xml, $header);
return $response->body;
}
/**
* Method to get history of an element [node|way|relation]
*
* @param string $element [node|way|relation]
* @param integer $id Element identifier
*
* @return array The XML response
*
* @since 13.1
* @throws DomainException
*/
public function historyOfElement($element, $id)
{
if ($element != 'node' && $element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a node, a way or a relation");
}
// Set the API base
$base = $element . '/' . $id . '/history';
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$xml_string = $this->sendRequest($path);
return $xml_string->$element;
}
/**
* Method to get details about a version of an element [node|way|relation]
*
* @param string $element [node|way|relation]
* @param integer $id Element identifier
* @param integer $version Element version
*
* @return array The XML response
*
* @since 13.1
* @throws DomainException
*/
public function versionOfElement($element, $id ,$version)
{
if ($element != 'node' && $element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a node, a way or a relation");
}
// Set the API base
$base = $element . '/' . $id . '/' . $version;
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$xml_string = $this->sendRequest($path);
return $xml_string->$element;
}
/**
* Method to get data about multiple ids of an element [node|way|relation]
*
* @param string $element [nodes|ways|relations] - use plural word
* @param string $params Comma separated list of ids belonging to type $element
*
* @return array The XML response
*
* @since 13.1
* @throws DomainException
*/
public function multiFetchElements($element, $params)
{
if ($element != 'nodes' && $element != 'ways' && $element != 'relations')
{
throw new DomainException("Element should be nodes, ways or relations");
}
// Get singular word
$single_element = substr($element, 0, strlen($element) - 1);
// Set the API base, $params is a string with comma seperated values
$base = $element . '?' . $element . "=" . $params;
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$xml_string = $this->sendRequest($path);
return $xml_string->$single_element;
}
/**
* Method to get relations for an Element [node|way|relation]
*
* @param string $element [node|way|relation]
* @param integer $id Element identifier
*
* @return array The XML response
*
* @since 13.1
* @throws DomainException
*/
public function relationsForElement($element, $id)
{
if ($element != 'node' && $element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a node, a way or a relation");
}
// Set the API base
$base = $element . '/' . $id . '/relations';
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$xml_string = $this->sendRequest($path);
return $xml_string->$element;
}
/**
* Method to get ways for a Node element
*
* @param integer $id Node identifier
*
* @return array The XML response
*
* @since 13.1
*/
public function waysForNode($id)
{
// Set the API base
$base = 'node/' . $id . '/ways';
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$xml_string = $this->sendRequest($path);
return $xml_string->way;
}
/**
* Method to get full information about an element [way|relation]
*
* @param string $element [way|relation]
* @param integer $id Identifier
*
* @return array The XML response
*
* @since 13.1
* @throws DomainException
*/
public function fullElement($element, $id)
{
if ($element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a way or a relation");
}
// Set the API base
$base = $element . '/' . $id . '/full';
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$xml_string = $this->sendRequest($path);
return $xml_string->node;
}
/**
* Method used by the DWG to hide old versions of elements containing data privacy or copyright infringements
*
* @param string $element [node|way|relation]
* @param integer $id Element identifier
* @param integer $version Element version
* @param integer $redaction_id Redaction id
*
* @return array The xml response
*
* @since 13.1
* @throws DomainException
*/
public function redaction($element, $id, $version, $redaction_id)
{
if ($element != 'node' && $element != 'way' && $element != 'relation')
{
throw new DomainException("Element should be a node, a way or a relation");
}
$token = $this->oauth->getToken();
// Set parameters.
$parameters = array(
'oauth_token' => $token['key']
);
// Set the API base
$base = $element . '/' . $id . '/' . $version . '/redact?redaction=' . $redaction_id;
// Build the request path.
$path = $this->getOption('api.url') . $base;
// Send the request.
$response = $this->oauth->oauthRequest($path, 'PUT', $parameters);
$xml_string = simplexml_load_string($response->body);
return $xml_string;
}
}
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