//echo "/* setting combinedFilter:".$combinedFilter."*/";
$queryOptions->SetFilter($combinedFilter);
}
if ($spatialFilter !== false) {
$spatialContext = $featureService->GetSpatialContexts($featureResId, true);
$srsLayerWkt = false;
if ($spatialContext != null && $spatialContext->ReadNext() != null) {
$srsLayerWkt = $spatialContext->GetCoordinateSystemWkt();
/* skip this layer if the srs is empty */
}
if ($srsLayerWkt == null) {
$srsLayerWkt = $srsDefMap;
}
/* create a coordinate system from the layer's SRS wkt */
$srsLayer = $srsFactory->Create($srsLayerWkt);
$verMajor = subStr(GetSiteVersion(), 0, 1);
if ($verMajor == '1') {
$srsXform = new MgCoordinateSystemTransform($srsMap, $srsLayer);
} else {
$srsXform = $srsFactory->GetTransform($srsMap, $srsLayer);
}
$wktRW = new MgWktReaderWriter();
$geom = $wktRW->Read($spatialFilter, $srsXform);
$queryOptions->SetSpatialFilter($featureGeometryName, $geom, $variant);
}
/* select the features */
try {
$featureReader = $featureService->SelectFeatures($featureResId, $class, $queryOptions);
} catch (MgException $e) {
echo "ERROR2: " . $e->GetExceptionMessage() . "\n";
echo $e->GetDetails() . "\n";
*****************************************************************************/
include 'Common.php';
if (InitializationErrorOccurred()) {
//If initialization error occurred, then the error JSON has already been written
//so just exit.
exit;
}
include 'Utilities.php';
include '../../../common/php/Utilities.php';
try {
$site = $siteConnection->GetSite();
$sessionId = $site->CreateSession();
$user->SetMgSessionId($sessionId);
header('Content-type: application/json');
header('X-JSON: true');
$result = null;
$result->sessionId = $sessionId;
$result->userName = $username;
$result->siteVersion = GetSiteVersion();
$result->acceptLanguage = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
echo var2json($result);
/* start a php session in the web tier as well, using same session id */
session_id(str_replace('_', '-', $sessionId));
session_start();
$_SESSION['username'] = $username;
loadFusionConfig();
} catch (MgException $e) {
echo "ERROR: " . $e->GetExceptionMessage() . "n";
echo $e->GetDetails() . "n";
echo $e->GetStackTrace() . "n";
}
function getUtmWkt($lon, $lat)
{
$siteVersion = explode(".", GetSiteVersion());
if ((int) $siteVersion[0] > 2 || (int) $siteVersion[0] == 2 && (int) $siteVersion[1] > 0) {
//v2.1.x or greater
$epsg42003 = 'PROJCS["WORLD-MERCATOR",GEOGCS["LL84",DATUM["WGS84",SPHEROID["WGS84",6378137.000,298.25722293]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Mercator_2SP"],PARAMETER["false_easting",0.000],PARAMETER["false_northing",0.000],PARAMETER["standard_parallel_1",0.00000000000000],PARAMETER["central_meridian",0.00000000000000],UNIT["Meter",1.00000000000000]]';
} else {
$epsg42003 = "PROJCS[\"WGS 84 / Auto Orthographic\",GEOGCS[\"WGS 84\",DATUM[\"WGS_1984\",SPHEROID[\"WGS_1984\",6378137,298.257223563]],PRIMEM[\"Greenwich\",0],UNIT[\"Decimal_Degree\",0.0174532925199433]],PROJECTION[\"Orthographic\"],PARAMETER[\"central_meridian\",%.3e],PARAMETER[\"latitude_of_origin\",%.3e],UNIT[\"Meter\",1]]";
}
return sprintf($epsg42003, $lon, $lat);
}
/**
keep all the attributes of selected features in an array
*/
function BuildSelectionArray($featureReader, $layerName, $properties, $bComputedProperties, $srsLayer, $bNeedsTransform, $layerObj)
{
$agf = new MgAgfReaderWriter();
$srsFactory = new MgCoordinateSystemFactory();
$properties->{$layerName}->propertynames = array();
$properties->{$layerName}->propertyvalues = array();
$properties->{$layerName}->propertytypes = array();
$properties->{$layerName}->numelements = 0;
$properties->{$layerName}->values = array();
$properties->{$layerName}->metadatanames = array();
array_push($properties->{$layerName}->metadatanames, 'dimension');
array_push($properties->{$layerName}->metadatanames, 'bbox');
array_push($properties->{$layerName}->metadatanames, 'center');
array_push($properties->{$layerName}->metadatanames, 'area');
array_push($properties->{$layerName}->metadatanames, 'length');
$mappings = $_SESSION['property_mappings'][$layerObj->GetObjectId()];
foreach ($mappings as $name => $value) {
$propType = $featureReader->GetPropertyType($name);
array_push($properties->{$layerName}->propertynames, $name);
array_push($properties->{$layerName}->propertyvalues, $value);
array_push($properties->{$layerName}->propertytypes, $propType);
}
$srsTarget = null;
$srsXform = null;
while ($featureReader->ReadNext()) {
$properties->{$layerName}->values[$properties->{$layerName}->numelements] = array();
$properties->{$layerName}->metadata[$properties->{$layerName}->numelements] = array();
$dimension = '';
$bbox = '';
$center = '';
$area = '';
$length = '';
if ($bComputedProperties) {
$classDef = $featureReader->GetClassDefinition();
$geomName = $classDef->GetDefaultGeometryPropertyName();
if ($geomName != '') {
$geomByteReader = $featureReader->GetGeometry($geomName);
/* is this needed? We declare one outside the loop too?*/
$agf = new MgAgfReaderWriter();
$geom = $agf->Read($geomByteReader);
$envelope = $geom->Envelope();
$ll = $envelope->GetLowerLeftCoordinate();
$ur = $envelope->GetUpperRightCoordinate();
$bbox = $ll->GetX() . ',' . $ll->GetY() . ',' . $ur->GetX() . ',' . $ur->GetY();
$centroid = $geom->GetCentroid()->GetCoordinate();
$center = $centroid->GetX() . ',' . $centroid->GetY();
/* 0 = point, 1 = curve, 2 = surface */
$dimension = $geom->GetDimension();
if ($geom->GetDimension() > 0) {
if ($bNeedsTransform && $srsTarget == null && $srsXform == null) {
$srsTarget = $srsFactory->Create(getUtmWkt($centroid->GetX(), $centroid->GetY()));
$verMajor = subStr(GetSiteVersion(), 0, 1);
if ($verMajor == '1') {
$srsXform = new MgCoordinateSystemTransform($srsLayer, $srsTarget);
} else {
$srsXform = $srsFactory->GetTransform($srsLayer, $srsTarget);
}
}
if ($srsXform != null) {
try {
$ageom = $geom->Transform($srsXform);
$geom = $ageom;
} catch (MgException $ee) {
echo "/*transform exception:";
echo "ERROR: " . $ee->GetMessage() . "\n";
echo $ee->GetDetails() . "\n*/";
}
}
if ($geom->GetDimension() > 1) {
$area = $geom->GetArea();
}
if ($geom->GetDimension() > 0) {
$length = $geom->GetLength();
}
}
}
}
array_push($properties->{$layerName}->metadata[$properties->{$layerName}->numelements], $dimension);
array_push($properties->{$layerName}->metadata[$properties->{$layerName}->numelements], $bbox);
array_push($properties->{$layerName}->metadata[$properties->{$layerName}->numelements], $center);
array_push($properties->{$layerName}->metadata[$properties->{$layerName}->numelements], $area);
array_push($properties->{$layerName}->metadata[$properties->{$layerName}->numelements], $length);
$numproperties = count($properties->{$layerName}->propertynames);
for ($j = 0; $j < $numproperties; $j++) {
$propname = $properties->{$layerName}->propertynames[$j];
$value = GetPropertyValueFromFeatReader($featureReader, $properties->{$layerName}->propertytypes[$j], $propname);
$value = htmlentities($value, ENT_COMPAT, 'UTF-8');
$value = addslashes($value);
$value = preg_replace("/\r?\n/", "<br>", $value);
array_push($properties->{$layerName}->values[$properties->{$layerName}->numelements], $value);
//$properties->$layerName->values[$properties->$layerName->numelements][$propname] = $value;
}
$properties->{$layerName}->numelements = $properties->{$layerName}->numelements + 1;
}
return $properties;
}
