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tileserver.php
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tileserver.php
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<?php
/*
* TileServer.php project
* ======================
* https://github.com/klokantech/tileserver-php/
* Copyright (C) 2014 - Klokan Technologies GmbH
*/
global $config;
$config['serverTitle'] = 'TileServer-php v1';
//$config['baseUrls'] = ['t0.server.com', 't1.server.com'];
Router::serve(array(
'/' => 'Server:getHtml',
'/test' => 'Server:getInfo',
'/html' => 'Server:getHtml',
'/:alpha.json' => 'Json:getJson',
'/:alpha.jsonp' => 'Json:getJsonp',
'/:alpha/:number/:number/:number.:alpha.json' => 'Json:getUTFGrid',
'/wmts' => 'Wmts:get',
'/wmts/1.0.0/WMTSCapabilities.xml' => 'Wmts:get',
'/wmts/:alpha/:number/:number/:number.:alpha' => 'Wmts:getTile',
'/wmts/:alpha/:alpha/:number/:number/:number.:alpha' => 'Wmts:getTile',
'/wmts/:alpha/:alpha/:alpha/:number/:number/:number.:alpha' => 'Wmts:getTile',
'/:alpha/:number/:number/:number.:alpha' => 'Wmts:getTile',
'/tms' => 'Tms:getCapabilities',
'/tms/:alpha' => 'Tms:getLayerCapabilities',
));
/**
* Server base
*/
class Server {
/**
* Configuration of TileServer [baseUrls, serverTitle]
* @var array
*/
public $config;
/**
* Datasets stored in file structure
* @var array
*/
public $fileLayer = array();
/**
* Datasets stored in database
* @var array
*/
public $dbLayer = array();
/**
* PDO database connection
* @var object
*/
public $db;
/**
* Set config
*/
public function __construct() {
$this->config = $GLOBALS['config'];
}
/**
* Looks for datasets
*/
public function setDatasets() {
$mjs = glob('*/metadata.json');
$mbts = glob('*.mbtiles');
if ($mjs) {
foreach (array_filter($mjs, 'is_readable') as $mj) {
$layer = $this->metadataFromMetadataJson($mj);
array_push($this->fileLayer, $layer);
}
}
if ($mbts) {
foreach (array_filter($mbts, 'is_readable') as $mbt) {
$this->dbLayer[] = $this->metadataFromMbtiles($mbt);
}
}
}
/**
* Processing params from router <server>/<layer>/<z>/<x>/<y>.ext
* @param array $params
*/
public function setParams($params) {
if (isset($params[1])) {
$this->layer = $params[1];
}
$params = array_reverse($params);
if (isset($params[3])) {
$this->z = $params[3];
$this->x = $params[2];
$this->y = $params[1];
}
if (isset($params[0])) {
$this->ext = $params[0];
}
}
/**
* Get variable don't independent on sensitivity
* @param string $key
* @return boolean
*/
public function getGlobal($isKey) {
$get = $_GET;
foreach ($get as $key => $value) {
if (strtolower($isKey) == strtolower($key)) {
return $value;
}
}
return FALSE;
}
/**
* Testing if is a database layer
* @param string $layer
* @return boolean
*/
public function isDBLayer($layer) {
if (is_file($layer . '.mbtiles')) {
return TRUE;
} else {
return FALSE;
}
}
/**
* Testing if is a file layer
* @param string $layer
* @return boolean
*/
public function isFileLayer($layer) {
if (is_dir($layer)) {
return TRUE;
} else {
return FALSE;
}
}
/**
*
* @param string $jsonFileName
* @return array
*/
public function metadataFromMetadataJson($jsonFileName) {
$metadata = json_decode(file_get_contents($jsonFileName), true);
$metadata = $this->metadataValidation($metadata);
$metadata['basename'] = str_replace('/metadata.json', '', $jsonFileName);
return $metadata;
}
/**
* Loads metadata from MBtiles
* @param string $mbt
* @return object
*/
public function metadataFromMbtiles($mbt) {
$metadata = array();
$this->DBconnect($mbt);
$result = $this->db->query('select * from metadata');
$resultdata = $result->fetchAll();
foreach ($resultdata as $r) {
$value = preg_replace('/(\\n)+/','',$r['value']);
$metadata[$r['name']] = addslashes($value);
}
if (!array_key_exists('minzoom', $metadata)
|| !array_key_exists('maxzoom', $metadata)
) {
// autodetect minzoom and maxzoom
$result = $this->db->query('select min(zoom_level) as min, max(zoom_level) as max from tiles');
$resultdata = $result->fetchAll();
if (!array_key_exists('minzoom', $metadata))
$metadata['minzoom'] = $resultdata[0]['min'];
if (!array_key_exists('maxzoom', $metadata))
$metadata['maxzoom'] = $resultdata[0]['max'];
}
// autodetect format using JPEG magic number FFD8
if (!array_key_exists('format', $metadata)) {
$result = $this->db->query('select hex(substr(tile_data,1,2)) as magic from tiles limit 1');
$resultdata = $result->fetchAll();
$metadata['format'] = ($resultdata[0]['magic'] == 'FFD8')
? 'jpg'
: 'png';
}
// autodetect bounds
if (!array_key_exists('bounds', $metadata)) {
$result = $this->db->query('select min(tile_column) as w, max(tile_column) as e, min(tile_row) as s, max(tile_row) as n from tiles where zoom_level='.$metadata['maxzoom']);
$resultdata = $result->fetchAll();
$w = -180 + 360 * ($resultdata[0]['w'] / pow(2,$metadata['maxzoom']));
$e = -180 + 360 * ((1+$resultdata[0]['e']) / pow(2,$metadata['maxzoom']));
$n = $this->row2lat($resultdata[0]['n'], $metadata['maxzoom']);
$s = $this->row2lat($resultdata[0]['s']-1, $metadata['maxzoom']);
$metadata['bounds'] = implode(',', array($w, $s, $e, $n));
}
$metadata = $this->metadataValidation($metadata);
$mbt = explode('.', $mbt);
$metadata['basename'] = $mbt[0];
return $metadata;
}
/**
* Convert row number to latitude of the top of the row
* @param integer $r
* @param integer $zoom
* @return integer
*/
public function row2lat($r, $zoom) {
$y = $r / pow(2,$zoom-1) - 1;
return rad2deg(2.0 * atan(exp(3.191459196*$y)) - 1.57079632679489661922);
}
/**
* Valids metaJSON
* @param object $metadata
* @return object
*/
public function metadataValidation($metadata) {
if (array_key_exists('bounds', $metadata)) {
$metadata['bounds'] = array_map('floatval', explode(',', $metadata['bounds']));
} else {
$metadata['bounds'] = array(-180, -85.051128779807, 180, 85.051128779807);
}
if (!array_key_exists('profile', $metadata)) {
$metadata['profile'] = 'mercator';
}
// TODO: detect thumb / SQL for mbtiles
if (array_key_exists('minzoom', $metadata))
$metadata['minzoom'] = intval($metadata['minzoom']);
else
$metadata['minzoom'] = 0;
if (array_key_exists('maxzoom', $metadata))
$metadata['maxzoom'] = intval($metadata['maxzoom']);
else
$metadata['maxzoom'] = 18;
if (!array_key_exists('format', $metadata)) {
$metadata['format'] = 'png';
}
return $metadata;
}
/**
* SQLite connection
* @param string $tileset
*/
public function DBconnect($tileset) {
try {
$this->db = new PDO('sqlite:' . $tileset, '', '', array(PDO::ATTR_PERSISTENT => true));
} catch (Exception $exc) {
echo $exc->getTraceAsString();
die;
}
if (!isset($this->db)) {
header('Content-type: text/plain');
echo 'Incorrect tileset name: ' . $tileset;
die;
}
}
/**
* Check if file is modified and set Etag headers
* @param string $filename
* @return boolean
*/
public function isModified($filename) {
$filename = $filename . '.mbtiles';
$lastModifiedTime = filemtime($filename);
$eTag = md5($lastModifiedTime);
header("Last-Modified: " . gmdate("D, d M Y H:i:s", $lastModifiedTime) . " GMT");
header("Etag:" . $eTag);
if (@strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) == $lastModifiedTime ||
@trim($_SERVER['HTTP_IF_NONE_MATCH']) == $eTag) {
return TRUE;
} else {
return FALSE;
}
}
/**
* Returns tile of dataset
* @param string $tileset
* @param integer $z
* @param integer $y
* @param integer $x
* @param string $ext
*/
public function renderTile($tileset, $z, $y, $x, $ext) {
if ($this->isDBLayer($tileset)) {
if ($this->isModified($tileset) == TRUE) {
header('Access-Control-Allow-Origin: *');
header('HTTP/1.1 304 Not Modified');
die;
}
$this->DBconnect($tileset . '.mbtiles');
$z = floatval($z);
$y = floatval($y);
$x = floatval($x);
$flip = true;
if ($flip) {
$y = pow(2, $z) - 1 - $y;
}
$result = $this->db->query('select tile_data as t from tiles where zoom_level=' . $z . ' and tile_column=' . $x . ' and tile_row=' . $y);
$data = $result->fetchColumn();
if (!isset($data) || $data === FALSE) {
//scale of tile (for retina tiles)
$result = $this->db->query('select value from metadata where name="scale"');
$resultdata = $result->fetchColumn();
$scale = isset($resultdata) && $resultdata !== FALSE ? $resultdata : 1;
$this->getCleanTile($scale);
} else {
$result = $this->db->query('select value from metadata where name="format"');
$resultdata = $result->fetchColumn();
$format = isset($resultdata) && $resultdata !== FALSE ? $resultdata : 'png';
if ($format == 'jpg') {
$format = 'jpeg';
}
if ($format == 'pbf') {
header('Content-type: application/x-protobuf');
header('Content-Encoding:gzip');
} else {
header('Content-type: image/' . $format);
}
header('Access-Control-Allow-Origin: *');
echo $data;
}
} elseif ($this->isFileLayer($tileset)) {
$name = './' . $tileset . '/' . $z . '/' . $x . '/' . $y . '.' . $ext;
if ($fp = @fopen($name, 'rb')) {
header('Access-Control-Allow-Origin: *');
header('Content-Type: image/' . $ext);
header('Content-Length: ' . filesize($name));
fpassthru($fp);
die;
} else {
//scale of tile (for retina tiles)
$meta = json_decode(file_get_contents($tileset.'/metadata.json'));
if(!isset($meta->scale)){
$meta->scale = 1;
}
if ($ext == 'pbf') {
header('HTTP/1.1 404 Not Found');
header('Content-Type: application/json; charset=utf-8');
echo '{"message":"Tile does not exist"}';
die;
}
$this->getCleanTile($meta->scale);
}
} else {
header('HTTP/1.1 404 Not Found');
echo 'Server: Unknown or not specified dataset "'.$tileset.'"';
die;
}
}
/**
* Returns clean tile
* @param integer $scale Default 1
*/
public function getCleanTile($scale = 1) {
$tileSize = 256 * $scale;
$png = imagecreatetruecolor($tileSize, $tileSize);
imagesavealpha($png, true);
$trans_colour = imagecolorallocatealpha($png, 0, 0, 0, 127);
imagefill($png, 0, 0, $trans_colour);
header('Access-Control-Allow-Origin: *');
header('Content-type: image/png');
imagepng($png);
die;
}
/**
* Returns tile's UTFGrid
* @param string $tileset
* @param integer $z
* @param integer $y
* @param integer $x
*/
public function renderUTFGrid($tileset, $z, $y, $x, $flip = TRUE) {
if ($this->isDBLayer($tileset)) {
if ($this->isModified($tileset) == TRUE) {
header('HTTP/1.1 304 Not Modified');
}
if ($flip) {
$y = pow(2, $z) - 1 - $y;
}
try {
$this->DBconnect($tileset . '.mbtiles');
$result = $this->db->query('SELECT grid FROM grids WHERE tile_column = ' . $x . ' AND tile_row = ' . $y . ' AND zoom_level = ' . $z);
if (!isset($result) || $result === FALSE) {
header('Access-Control-Allow-Origin: *');
echo '{}';
die;
} else {
$data = $result->fetchColumn();
$grid = gzuncompress($data);
$grid = substr(trim($grid), 0, -1);
//adds legend (data) to output
$grid .= ',"data":{';
$result = $this->db->query('SELECT key_name as key, key_json as json FROM grid_data WHERE zoom_level=' . $z . ' and tile_column=' . $x . ' and tile_row=' . $y);
while ($r = $result->fetch(PDO::FETCH_ASSOC)) {
$grid .= '"' . $r['key'] . '":' . $r['json'] . ',';
}
$grid = rtrim($grid, ',') . '}}';
header('Access-Control-Allow-Origin: *');
if (isset($_GET['callback']) && !empty($_GET['callback'])) {
header("Content-Type:text/javascript charset=utf-8");
echo $_GET['callback'] . '(' . $grid . ');';
} else {
header("Content-Type:text/javascript; charset=utf-8");
echo $grid;
}
}
} catch (PDOException $e) {
header('Content-type: text/plain');
print 'Error querying the database: ' . $e->getMessage();
}
} else {
echo 'Server: no MBTiles tileset';
die;
}
}
/**
* Returns server info
*/
public function getInfo() {
// echo $this->config['baseUrls'][0];die;
$this->setDatasets();
$maps = array_merge($this->fileLayer, $this->dbLayer);
header('Content-Type: text/html;charset=UTF-8');
echo '<!DOCTYPE html><html><head><meta charset="UTF-8"><title>' . $this->config['serverTitle'] . '</title></head><body>';
echo '<h1>' . $this->config['serverTitle'] . '</h1>';
echo 'TileJSON service: <a href="//' . $this->config['baseUrls'][0] . '/index.json">' . $this->config['baseUrls'][0] . '/index.json</a><br>';
echo 'WMTS service: <a href="//' . $this->config['baseUrls'][0] . '/wmts">' . $this->config['baseUrls'][0] . '/wmts</a><br>';
echo 'TMS service: <a href="//' . $this->config['baseUrls'][0] . '/tms">' . $this->config['baseUrls'][0] . '/tms</a>';
foreach ($maps as $map) {
$extend = '[';
foreach ($map['bounds'] as $ext) {
$extend = $extend . ' ' . $ext;
}
$extend = $extend . ' ]';
if (strpos($map['basename'], 'mbtiles') !== false) {
echo '<p>Available MBtiles tileset: ' . $map['basename'] . '<br>';
} else {
echo '<p>Available file tileset: ' . $map['basename'] . '<br>';
}
echo 'Metadata: <a href="//' . $this->config['baseUrls'][0] . '/' . $map['basename'] . '.json">'
. $this->config['baseUrls'][0] . '/' . $map['basename'] . '.json</a><br>';
echo 'Bounds: ' . $extend . '</p>';
}
echo '<p>Copyright (C) 2014 - Klokan Technologies GmbH</p>';
echo '</body></html>';
}
/**
* Returns html viewer
*/
public function getHtml() {
$this->setDatasets();
$maps = array_merge($this->fileLayer, $this->dbLayer);
header('Content-Type: text/html;charset=UTF-8');
echo '<!DOCTYPE html><html><head><meta charset="UTF-8"><title>' . $this->config['serverTitle'] . '</title>';
echo '<link rel="stylesheet" type="text/css" href="//tileserver.com/v1/index.css" />
<script src="//tileserver.com/v1/index.js"></script><body>
<script>tileserver({index:"' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/index.json", tilejson:"' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/%n.json", tms:"' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/tms", wmts:"' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/wmts"});</script>
<h1>Welcome to ' . $this->config['serverTitle'] . '</h1>
<p>This server distributes maps to desktop, web, and mobile applications.</p>
<p>The mapping data are available as OpenGIS Web Map Tiling Service (OGC WMTS), OSGEO Tile Map Service (TMS), and popular XYZ urls described with TileJSON metadata.</p>';
if (!isset($maps)) {
echo '<h3 style="color:darkred;">No maps available yet</h3>
<p style="color:darkred; font-style: italic;">
Ready to go - just upload some maps into directory:' . getcwd() . '/ on this server.</p>
<p>Note: The maps can be a directory with tiles in XYZ format with metadata.json file.<br/>
You can easily convert existing geodata (GeoTIFF, ECW, MrSID, etc) to this tile structure with <a href="http://www.maptiler.com">MapTiler Cluster</a> or open-source projects such as <a href="http://www.klokan.cz/projects/gdal2tiles/">GDAL2Tiles</a> or <a href="http://www.maptiler.org/">MapTiler</a> or simply upload any maps in MBTiles format made by <a href="http://www.tilemill.com/">TileMill</a>. Helpful is also the <a href="https://github.com/mapbox/mbutil">mbutil</a> tool. Serving directly from .mbtiles files is supported, but with decreased performance.</p>';
} else {
echo '<ul>';
foreach ($maps as $map) {
echo "<li>" . $map['name'] . '</li>';
}
echo '</ul>';
}
echo '</body></html>';
}
}
/**
* JSON service
*/
class Json extends Server {
/**
* Callback for JSONP default grid
* @var string
*/
private $callback = 'grid';
/**
* @param array $params
*/
public $layer = 'index';
/**
* @var integer
*/
public $z;
/**
* @var integer
*/
public $y;
/**
* @var integer
*/
public $x;
/**
* @var string
*/
public $ext;
/**
*
* @param array $params
*/
public function __construct($params) {
parent::__construct();
parent::setParams($params);
if (isset($_GET['callback']) && !empty($_GET['callback'])) {
$this->callback = $_GET['callback'];
}
}
/**
* Adds metadata about layer
* @param array $metadata
* @return array
*/
public function metadataTileJson($metadata) {
$metadata['tilejson'] = '2.0.0';
$metadata['scheme'] = 'xyz';
$tiles = array();
foreach ($this->config['baseUrls'] as $url) {
$tiles[] = '' . $this->config['protocol'] . '://' . $url . '/' . $metadata['basename'] . '/{z}/{x}/{y}.' . $metadata['format'];
}
$metadata['tiles'] = $tiles;
if ($this->isDBLayer($metadata['basename'])) {
$this->DBconnect($metadata['basename'] . '.mbtiles');
$res = $this->db->query('SELECT name FROM sqlite_master WHERE name="grids";');
if ($res) {
foreach ($this->config['baseUrls'] as $url) {
$grids[] = '' . $this->config['protocol'] . '://' . $url . '/' . $metadata['basename'] . '/{z}/{x}/{y}.grid.json';
}
$metadata['grids'] = $grids;
}
}
if (array_key_exists('json', $metadata)) {
$mjson = json_decode(stripslashes($metadata['json']));
foreach ($mjson as $key => $value) {
$metadata[$key] = $value;
}
unset($metadata['json']);
}
return $metadata;
}
/**
* Creates JSON from array
* @param string $basename
* @return string
*/
private function createJson($basename) {
$maps = array_merge($this->fileLayer, $this->dbLayer);
if ($basename == 'index') {
$output = '[';
foreach ($maps as $map) {
$output = $output . json_encode($this->metadataTileJson($map)) . ',';
}
if (strlen($output) > 1) {
$output = substr_replace($output, ']', -1);
} else {
$output = $output . ']';
}
} else {
foreach ($maps as $map) {
if (strpos($map['basename'], $basename) !== false) {
$output = json_encode($this->metadataTileJson($map));
break;
}
}
}
if (!isset($output)) {
echo 'TileServer: unknown map ' . $basename;
die;
}
return stripslashes($output);
}
/**
* Returns JSON with callback
*/
public function getJson() {
parent::setDatasets();
header('Access-Control-Allow-Origin: *');
header("Content-Type: application/json; charset=utf-8");
if ($this->callback !== 'grid') {
echo $this->callback . '(' . $this->createJson($this->layer) . ');'; die;
} else {
echo $this->createJson($this->layer); die;
}
}
/**
* Returns JSONP with callback
*/
public function getJsonp() {
parent::setDatasets();
header('Access-Control-Allow-Origin: *');
header("Content-Type: application/javascript; charset=utf-8");
echo $this->callback . '(' . $this->createJson($this->layer) . ');';
}
/**
* Returns UTFGrid in JSON format
*/
public function getUTFGrid() {
parent::renderUTFGrid($this->layer, $this->z, $this->y, $this->x);
}
}
/**
* Web map tile service
*/
class Wmts extends Server {
/**
* @param array $params
*/
public $layer;
/**
* @var integer
*/
public $z;
/**
* @var integer
*/
public $y;
/**
* @var integer
*/
public $x;
/**
* @var string
*/
public $ext;
/**
*
* @param array $params
*/
public function __construct($params) {
parent::__construct();
if (isset($params)) {
parent::setParams($params);
}
}
/**
* Tests request from url and call method
*/
public function get() {
$request = $this->getGlobal('Request');
if ($request !== FALSE && $request == 'gettile') {
$this->getTile();
} else {
parent::setDatasets();
$this->getCapabilities();
}
}
/**
* Returns tilesets getCapabilities
*/
public function getCapabilities() {
header("Content-type: application/xml");
echo '<?xml version="1.0" encoding="UTF-8" ?>
<Capabilities xmlns="http://www.opengis.net/wmts/1.0" xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:gml="http://www.opengis.net/gml" xsi:schemaLocation="http://www.opengis.net/wmts/1.0 http://schemas.opengis.net/wmts/1.0/wmtsGetCapabilities_response.xsd" version="1.0.0">
<!-- Service Identification -->
<ows:ServiceIdentification>
<ows:Title>tileserverphp</ows:Title>
<ows:ServiceType>OGC WMTS</ows:ServiceType>
<ows:ServiceTypeVersion>1.0.0</ows:ServiceTypeVersion>
</ows:ServiceIdentification>
<!-- Operations Metadata -->
<ows:OperationsMetadata>
<ows:Operation name="GetCapabilities">
<ows:DCP>
<ows:HTTP>
<ows:Get xlink:href="' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/wmts/1.0.0/WMTSCapabilities.xml">
<ows:Constraint name="GetEncoding">
<ows:AllowedValues>
<ows:Value>RESTful</ows:Value>
</ows:AllowedValues>
</ows:Constraint>
</ows:Get>
<!-- add KVP binding in 10.1 -->
<ows:Get xlink:href="' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/wmts?">
<ows:Constraint name="GetEncoding">
<ows:AllowedValues>
<ows:Value>KVP</ows:Value>
</ows:AllowedValues>
</ows:Constraint>
</ows:Get>
</ows:HTTP>
</ows:DCP>
</ows:Operation>
<ows:Operation name="GetTile">
<ows:DCP>
<ows:HTTP>
<ows:Get xlink:href="' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/wmts/">
<ows:Constraint name="GetEncoding">
<ows:AllowedValues>
<ows:Value>RESTful</ows:Value>
</ows:AllowedValues>
</ows:Constraint>
</ows:Get>
<ows:Get xlink:href="' . $this->config['protocol'] . '://' . $this->config['baseUrls'][0] . '/wmts?">
<ows:Constraint name="GetEncoding">
<ows:AllowedValues>
<ows:Value>KVP</ows:Value>
</ows:AllowedValues>
</ows:Constraint>
</ows:Get>
</ows:HTTP>
</ows:DCP>
</ows:Operation>
</ows:OperationsMetadata>
<Contents>';
$maps = array_merge($this->fileLayer, $this->dbLayer);
$mercator = new GlobalMercator();
foreach ($maps as $m) {
if (strpos($m['basename'], '.') !== false) {
$basename = explode('.', $m['basename']);
} else {
$basename = $m['basename'];
}
$title = (array_key_exists('name', $m)) ? $m['name'] : $basename;
$profile = $m['profile'];
$bounds = $m['bounds'];
$format = $m['format'];
$mime = ($format == 'jpg') ? 'image/jpeg' : 'image/' . $format;
if ($profile == 'geodetic') {
$tileMatrixSet = "WGS84";
} else {
$tileMatrixSet = "GoogleMapsCompatible";
list( $minx, $miny ) = $mercator->LatLonToMeters($bounds[1], $bounds[0]);
list( $maxx, $maxy ) = $mercator->LatLonToMeters($bounds[3], $bounds[2]);
$bounds3857 = array($minx, $miny, $maxx, $maxy);
}
echo'
<Layer>
<ows:Title>' . $title . '</ows:Title>
<ows:Identifier>' . $basename . '</ows:Identifier>
<ows:WGS84BoundingBox crs="urn:ogc:def:crs:OGC:2:84">
<ows:LowerCorner>' . $bounds[0] . ' ' . $bounds[1] . '</ows:LowerCorner>
<ows:UpperCorner>' . $bounds[2] . ' ' . $bounds[3] . '</ows:UpperCorner>
</ows:WGS84BoundingBox>
<Style isDefault="true">
<ows:Identifier>default</ows:Identifier>
</Style>
<Format>' . $mime . '</Format>
<TileMatrixSetLink>
<TileMatrixSet>' . $tileMatrixSet . '</TileMatrixSet>
</TileMatrixSetLink>
<ResourceURL format="' . $mime . '" resourceType="tile" template="' . $this->config['protocol'] . '://'
. $this->config['baseUrls'][0] . '/wmts/' . $basename . '/{TileMatrixSet}/{TileMatrix}/{TileCol}/{TileRow}.' . $format . '"/>
</Layer>';
}
echo '
<TileMatrixSet>
<ows:Title>GoogleMapsCompatible</ows:Title>
<ows:Abstract>the wellknown \'GoogleMapsCompatible\' tile matrix set defined by OGC WMTS specification</ows:Abstract>
<ows:Identifier>GoogleMapsCompatible</ows:Identifier>
<ows:SupportedCRS>urn:ogc:def:crs:EPSG:6.18:3:3857</ows:SupportedCRS>
<WellKnownScaleSet>urn:ogc:def:wkss:OGC:1.0:GoogleMapsCompatible</WellKnownScaleSet>
<TileMatrix>
<ows:Identifier>0</ows:Identifier>
<ScaleDenominator>559082264.0287178</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>1</MatrixWidth>
<MatrixHeight>1</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>1</ows:Identifier>
<ScaleDenominator>279541132.0143589</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>2</MatrixWidth>
<MatrixHeight>2</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>2</ows:Identifier>
<ScaleDenominator>139770566.0071794</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>4</MatrixWidth>
<MatrixHeight>4</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>3</ows:Identifier>
<ScaleDenominator>69885283.00358972</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>8</MatrixWidth>
<MatrixHeight>8</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>4</ows:Identifier>
<ScaleDenominator>34942641.50179486</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>16</MatrixWidth>
<MatrixHeight>16</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>5</ows:Identifier>
<ScaleDenominator>17471320.75089743</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>32</MatrixWidth>
<MatrixHeight>32</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>6</ows:Identifier>
<ScaleDenominator>8735660.375448715</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>64</MatrixWidth>
<MatrixHeight>64</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>7</ows:Identifier>
<ScaleDenominator>4367830.187724357</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>128</MatrixWidth>
<MatrixHeight>128</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>8</ows:Identifier>
<ScaleDenominator>2183915.093862179</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>256</MatrixWidth>
<MatrixHeight>256</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>9</ows:Identifier>
<ScaleDenominator>1091957.546931089</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>512</MatrixWidth>
<MatrixHeight>512</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>10</ows:Identifier>
<ScaleDenominator>545978.7734655447</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>1024</MatrixWidth>
<MatrixHeight>1024</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>11</ows:Identifier>
<ScaleDenominator>272989.3867327723</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>2048</MatrixWidth>
<MatrixHeight>2048</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>12</ows:Identifier>
<ScaleDenominator>136494.6933663862</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>4096</MatrixWidth>
<MatrixHeight>4096</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>13</ows:Identifier>
<ScaleDenominator>68247.34668319309</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>8192</MatrixWidth>
<MatrixHeight>8192</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>14</ows:Identifier>
<ScaleDenominator>34123.67334159654</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>16384</MatrixWidth>
<MatrixHeight>16384</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>15</ows:Identifier>
<ScaleDenominator>17061.83667079827</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>32768</MatrixWidth>
<MatrixHeight>32768</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>16</ows:Identifier>
<ScaleDenominator>8530.918335399136</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>65536</MatrixWidth>
<MatrixHeight>65536</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>17</ows:Identifier>
<ScaleDenominator>4265.459167699568</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>131072</MatrixWidth>
<MatrixHeight>131072</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>18</ows:Identifier>
<ScaleDenominator>2132.729583849784</ScaleDenominator>
<TopLeftCorner>-20037508.34278925 20037508.34278925</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>262144</MatrixWidth>
<MatrixHeight>262144</MatrixHeight>
</TileMatrix>
</TileMatrixSet>
<TileMatrixSet>
<ows:Identifier>WGS84</ows:Identifier>
<ows:Title>GoogleCRS84Quad</ows:Title>
<ows:SupportedCRS>urn:ogc:def:crs:EPSG:6.3:4326</ows:SupportedCRS>
<ows:BoundingBox crs="urn:ogc:def:crs:EPSG:6.3:4326">
<LowerCorner>-180.000000 -90.000000</LowerCorner>
<UpperCorner>180.000000 90.000000</UpperCorner>
</ows:BoundingBox>
<WellKnownScaleSet>urn:ogc:def:wkss:OGC:1.0:GoogleCRS84Quad</WellKnownScaleSet>
<TileMatrix>
<ows:Identifier>0</ows:Identifier>
<ScaleDenominator>279541132.01435887813568115234</ScaleDenominator>
<TopLeftCorner>90.000000 -180.000000</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>2</MatrixWidth>
<MatrixHeight>1</MatrixHeight>
</TileMatrix>
<TileMatrix>
<ows:Identifier>1</ows:Identifier>
<ScaleDenominator>139770566.00717943906784057617</ScaleDenominator>
<TopLeftCorner>90.000000 -180.000000</TopLeftCorner>
<TileWidth>256</TileWidth>
<TileHeight>256</TileHeight>
<MatrixWidth>4</MatrixWidth>
<MatrixHeight>2</MatrixHeight>
</TileMatrix>