$properties = BuildSelectionArray($featureReader, $layerName, $properties, $bComputedProperties, $srsLayer, $bNeedsTransform, $oLayer, true);
$featureReader->Close();
}
}
}
$selection->Save($resourceService, $mapName);
//print_r($properties);
//echo "/* SelectionXML:".$selection->ToXML()."*/";
header('Content-type: application/json');
header('X-JSON: true');
$layers = $selection->GetLayers();
$result = NULL;
$result->hasSelection = false;
if ($layers && $layers->GetCount() >= 0) {
$result->hasSelection = true;
$oExtents = $selection->GetExtents($featureService);
if ($oExtents) {
$oMin = $oExtents->GetLowerLeftCoordinate();
$oMax = $oExtents->GetUpperRightCoordinate();
$result->extents = NULL;
$result->extents->minx = $oMin->GetX();
$result->extents->miny = $oMin->GetY();
$result->extents->maxx = $oMax->GetX();
$result->extents->maxy = $oMax->GetY();
/*keep the full extents of the selection when saving the selection in the session*/
$properties->extents = NULL;
$properties->extents->minx = $oMin->GetX();
$properties->extents->miny = $oMin->GetY();
$properties->extents->maxx = $oMax->GetX();
$properties->extents->maxy = $oMax->GetY();
}
$fi = $renderingSrvc->QueryFeatures($map, $layerNames, $inputGeom, MgFeatureSpatialOperations::Intersects, -1);
if ($fi) {
$resultSel = $fi->GetSelection();
if( $resultSel) {
$resultSel->Save($resourceService, $mapName);
//this needs to be re-opened for some reason
$resultSel = new MgSelection($map);
$resultSel->Open($resourceService, $mapName);
$layers = $resultSel->GetLayers();
if ($layers && $layers->GetCount() >= 0) {
$result->hasSelection = true;
//set the extents for the selection object
$oExtents = $resultSel->GetExtents($featureSrvc);
if ($oExtents) {
$oMin = $oExtents->GetLowerLeftCoordinate();
$oMax = $oExtents->GetUpperRightCoordinate();
$result->extents = NULL;
$result->extents->minx = $oMin->GetX();
$result->extents->miny = $oMin->GetY();
$result->extents->maxx = $oMax->GetX();
$result->extents->maxy = $oMax->GetY();
/*keep the full extents of the selection when saving the selection in the session*/
$properties->extents = NULL;
$properties->extents->minx = $oMin->GetX();
$properties->extents->miny = $oMin->GetY();
$properties->extents->maxx = $oMax->GetX();
$properties->extents->maxy = $oMax->GetY();
// Test basic methods
$layerColl = $sel2->GetLayers();
$newLayer = $layerColl->GetItem(0);
echo "First layer selected is " . $newLayer->GetName() . "\n";
echo "BadKey Filter: " . $sel2->GenerateFilter($slayer, "BadKey") . "\n";
$filter = $sel2->GenerateFilter($slayer, "IntKey");
echo "\nString Filter: " . $filter . "\n\n";
$query = new MgFeatureQueryOptions();
$query->AddFeatureProperty("KEY");
$query->AddFeatureProperty("NAME");
$query->SetFilter($filter);
echo "Selected features\n";
$reader = $fsvc->SelectFeatures($id, "IntKey", $query);
while ($reader->ReadNext() == true) {
echo $reader->GetString("NAME") . "\n";
}
echo "MgSelection from Reader\n";
$reader = $fsvc->SelectFeatures($id, "IntKey", $query);
$selection = new MgSelection($map);
$layer1 = $map->GetLayers()->GetItem(0);
$selection->AddFeatures($layer1, $reader, 0);
echo $selection->ToXml();
$envelope = $selection->GetExtents($fsvc);
$ll = $envelope->GetLowerLeftCoordinate();
$ur = $envelope->GetUpperRightCoordinate();
echo "(" . $ll->GetX() . "," . $ll->GetY() . ") - (" . $ur->GetX() . "," . $ur->GetY() . ")\n";
} catch (MgException $exc) {
echo $exc->GetExceptionMessage() . "\n";
echo $exc->GetDetails() . "\n";
}
echo "Done.\n";
public function GetSelectionOverview($sessionId, $mapName, $format)
{
$fmt = $this->ValidateRepresentation($format, array("xml", "json"));
$bIncludeBounds = $this->GetBooleanRequestParameter("bounds", false);
$this->EnsureAuthenticationForSite($sessionId);
$siteConn = new MgSiteConnection();
$siteConn->Open($this->userInfo);
$resSvc = $siteConn->CreateService(MgServiceType::ResourceService);
$featSvc = null;
if ($bIncludeBounds) {
$featSvc = $siteConn->CreateService(MgServiceType::FeatureService);
}
$map = new MgMap($siteConn);
$map->Open($mapName);
$selection = new MgSelection($map);
$selection->Open($resSvc, $mapName);
$output = "<SelectionOverview>";
if ($bIncludeBounds) {
$env = $selection->GetExtents($featSvc);
if ($env != null && !$env->IsNull()) {
$ll = $env->GetLowerLeftCoordinate();
$ur = $env->GetUpperRightCoordinate();
$output .= "<Bounds>";
$output .= "<MinX>";
$output .= $ll->GetX();
$output .= "</MinX>";
$output .= "<MinY>";
$output .= $ll->GetY();
$output .= "</MinY>";
$output .= "<MaxX>";
$output .= $ur->GetX();
$output .= "</MaxX>";
$output .= "<MaxY>";
$output .= $ur->GetY();
$output .= "</MaxY>";
$output .= "</Bounds>";
}
}
$layers = $selection->GetLayers();
if ($layers != NULL) {
for ($i = 0; $i < $layers->GetCount(); $i++) {
$layer = $layers->GetItem($i);
$layerName = $layer->GetName();
$output .= "<Layer>";
$output .= "<Name>";
$output .= $layerName;
$output .= "</Name>";
$output .= "<SelectionCount>";
$output .= $selection->GetSelectedFeaturesCount($layer, $layer->GetFeatureClassName());
$output .= "</SelectionCount>";
$output .= "<FeaturesUrl>";
$innerFormat = $format == "json" ? "geojson" : $format;
$output .= MgUtils::GetNamedRoute($this->app, "/session", "get_selected_features", array("sessionId" => $sessionId, "mapName" => $mapName, "layerName" => $layerName, "format" => $innerFormat));
$output .= "</FeaturesUrl>";
$output .= "</Layer>";
}
}
$output .= "</SelectionOverview>";
$bs = new MgByteSource($output, strlen($output));
$bs->SetMimeType(MgMimeType::Xml);
$br = $bs->GetReader();
if ($format == "json") {
$this->OutputXmlByteReaderAsJson($br);
} else {
$this->OutputByteReader($br);
}
}
