function toGeoJSON($resultFileURI)
{
$doc = new DOMDocument();
$doc->load($resultFileURI);
$type = getSentinelType($doc);
/*
* Initialize GeoJSON
*/
$geojson = array('type' => 'FeatureCollection', 'features' => array());
if ($type == "gs2_dimap_document") {
/*
* Two cases :
* - Global_Footprint is defined => S2_DIMAP final product
* - Global_Footprint is not defined => intermediate product use Granule
*/
$footprints = $doc->getElementsByTagname('Global_Footprint');
/*
* Global footprint
*/
$ds = $doc->getElementsByTagName('Data_Strip_Identification')->item(0);
$properties = array('identifier' => $doc->getElementsByTagName('DATASET_NAME')->item(0)->nodeValue, 'DATA_STRIP_ID' => $ds->getElementsByTagName('DATA_STRIP_ID')->item(0)->nodeValue, 'DATA_STRIP_TYPE' => $ds->getElementsByTagName('DATA_STRIP_TYPE')->item(0)->nodeValue, 'RECEPTION_STATION' => $ds->getElementsByTagName('RECEPTION_STATION')->item(0)->nodeValue, 'ARCHIVING_STATION' => $ds->getElementsByTagName('ARCHIVING_STATION')->item(0)->nodeValue, 'ARCHIVING_DATE' => $ds->getElementsByTagName('ARCHIVING_DATE')->item(0)->nodeValue, 'DOWNLINK_ORBIT_NUMBER' => $ds->getElementsByTagName('DOWNLINK_ORBIT_NUMBER')->item(0)->nodeValue, 'ORBIT_NUMBER' => $ds->getElementsByTagName('ORBIT_NUMBER')->item(0)->nodeValue, 'ACQUISITION_PLATFORM' => $ds->getElementsByTagName('ACQUISITION_PLATFORM')->item(0)->nodeValue, 'ACQUISITION_DATE' => $ds->getElementsByTagName('ACQUISITION_DATE')->item(0)->nodeValue, 'ACQUISITION_ORBIT_DIRECTION' => $ds->getElementsByTagName('ACQUISITION_ORBIT_DIRECTION')->item(0)->nodeValue, 'DOWNLINK_PRIORITY_FLAG' => $ds->getElementsByTagName('DOWNLINK_PRIORITY_FLAG')->item(0)->nodeValue);
if ($footprints->item(0)->getElementsByTagName('EXT_POS_LIST')->item(0)->nodeValue != "0 0 0 0") {
foreach ($footprints as $footprint) {
$feature = array('type' => 'Feature', 'geometry' => posListToGeoJSONGeometry($footprint->getElementsByTagName('EXT_POS_LIST')->item(0)->nodeValue, LATLON), 'crs' => array('type' => 'EPSG', 'properties' => array('code' => '4326')), 'properties' => $properties);
// Add feature array to feature collection array
array_push($geojson['features'], $feature);
}
} else {
/*
* Quicklook_Descriptor
*/
$qs = $doc->getElementsByTagName('Quicklook_Descriptor');
/*
* Roll over detectors
*/
foreach ($qs as $q) {
$feature = array('type' => 'Feature', 'geometry' => posListToGeoJSONGeometry($q->getElementsByTagName('EXT_POS_LIST')->item(0)->nodeValue, LATLON), 'crs' => array('type' => 'EPSG', 'properties' => array('code' => '4326')), 'properties' => $properties);
// Add feature array to feature collection array
array_push($geojson['features'], $feature);
}
}
}
return json_encode($geojson);
}
/**
* Get mapshup layer type from an XML file
*/
function getLayerType($doc)
{
$rootName = MSP_UNKNOWN;
/*
* Get root name element
*/
if ($doc && $doc->documentElement->nodeName != null) {
$rootName = strtolower(removeNamespace($doc->documentElement->nodeName));
}
/*
* RSS
*/
if ($rootName === "rss" || $rootName === "rdf") {
return "GeoRSS";
} else {
if ($rootName === "gpx") {
return "GPX";
} else {
if ($rootName == "opensearchdescription") {
return "OpenSearch";
} else {
if ($rootName === "wfs_capabilities") {
return "WFS";
} else {
if ($rootName === "wms_capabilities" || $rootName === "wmt_ms_capabilities") {
return "WMS";
} else {
if ($rootName === "capabilities") {
$serviceIdentification = $doc->getElementsByTagName('ServiceIdentification')->item(0);
if ($serviceIdentification != null) {
$serviceType = $serviceIdentification->getElementsByTagName('ServiceType')->item(0)->nodeValue;
if (strpos($serviceType, "WMTS") !== false) {
return "WMTS";
} else {
if (strpos($serviceType, "WPS") !== false) {
return "WPS";
}
}
}
return MSP_UNKNOWN;
} else {
if (getPHRType($doc) !== null) {
return "Pleiades";
} else {
if (getSentinelType($doc) !== null) {
return "Sentinel";
} else {
$rootName = MSP_UNKNOWN;
}
}
}
}
}
}
}
}
return $rootName;
}