}
$format = isset($_REQUEST['format']) ? $_REQUEST['format'] : 'PNG';
$layout = isset($_REQUEST['layout']) ? $_REQUEST['layout'] : null;
$scale = isset($_REQUEST['scale']) ? $_REQUEST['scale'] : null;
$imgWidth = isset($_REQUEST['width']) ? $_REQUEST['width'] : null;
$imgHeight = isset($_REQUEST['height']) ? $_REQUEST['height'] : null;
$pageHeight = isset($_REQUEST['pageheight']) ? $_REQUEST['pageheight'] : 11;
$pageWidth = isset($_REQUEST['pagewidth']) ? $_REQUEST['pagewidth'] : 8.5;
$aMargins = isset($_REQUEST['margins']) ? explode(',', $_REQUEST['margins']) : array(0, 0, 0, 0);
try {
$mappingService = $siteConnection->CreateService(MgServiceType::MappingService);
$renderingService = $siteConnection->CreateService(MgServiceType::RenderingService);
$map = new MgMap();
$map->Open($resourceService, $mapName);
$selection = new MgSelection($map);
$selection->Open($resourceService, $mapName);
//get current center as a coordinate
$center = $map->GetViewCenter()->GetCoordinate();
//plot with the passed scale, if provided
$scale = isset($_REQUEST['scale']) ? $_REQUEST['scale'] : $map->GetViewScale();
if ($format == 'DWF') {
$oLayout = null;
if ($layout) {
$layoutId = new MgResourceIdentifier($layout);
$layoutId->Validate();
$oLayout = new MgLayout($layoutId, 'Map', 'meters');
}
$oPlotSpec = new MgPlotSpecification($pageWidth, $pageHeight, MgPageUnitsType::Inches, $aMargins[0], $aMargins[1], $aMargins[2], $aMargins[3]);
$dwfVersion = new MgDwfVersion('6.01', '1.2');
$oImg = $mappingService->GeneratePlot($map, $center, $scale, $oPlotSpec, $oLayout, $dwfVersion);
} else {
$sdfParams = new MgCreateSdfParams("LatLong", $srsDefMap, $schema);
$featureSrvc->CreateFeatureSource($dataSourceId, $sdfParams);
//Add layer to map
$layer = new MgLayer($layerDefId, $resourceSrvc);
$layer->SetName($bufferName);
$layer->SetLegendLabel($bufferName);
$layer->SetDisplayInLegend(true);
$layer->SetSelectable(true);
$layers->Insert(0, $layer);
} else {
//data source already exist. clear its content
//
ClearDataSource($featureSrvc, $dataSourceId, $featureName);
}
$sel = new MgSelection($map);
$sel->Open($resourceSrvc, $mapName);
$selLayers = $sel->GetLayers();
$agfRW = new MgAgfReaderWriter();
$bufferGeometries = new MgGeometryCollection();
$commands = new MgFeatureCommandCollection();
$featId = 0;
$propCollection = new MgBatchPropertyCollection();
$excludedLayers = 0;
$srsDs = null;
$inputGeometries = new MgGeometryCollection();
$bufferFeatures = 0;
$allCompatible = false;
for ($li = 0; $li < $selLayers->GetCount(); $li++) {
$selLayer = $selLayers->GetItem($li);
$inputLayer = false;
$selLayerName = $selLayer->GetName();
function MultiGeometryFromSelection($featureSrvc, $resourceSrvc, $map, $mapName)
{
$sel = new MgSelection($map);
$sel->Open($resourceSrvc, $mapName);
$selLayers = $sel->GetLayers();
if ($selLayers == null) {
return null;
}
$geomColl = new MgGeometryCollection();
$agfRW = new MgAgfReaderWriter();
$simplyPolygonOnly = true;
for($i = 0; $i < $selLayers->GetCount(); $i++)
{
$layer = $selLayers->GetItem($i);
$filter = $sel->GenerateFilter($layer, $layer->GetFeatureClassName());
$query = new MgFeatureQueryOptions();
$query->SetFilter($filter);
$featureSource = new MgResourceIdentifier($layer->GetFeatureSourceId());
$features = $featureSrvc->SelectFeatures($featureSource, $layer->GetFeatureClassName(), $query);
if($features)
{
$classDef = $features->GetClassDefinition();
$geomPropName = $classDef->GetDefaultGeometryPropertyName();
while($features->ReadNext())
{
$geomReader = $features->GetGeometry($geomPropName);
$geom = $agfRW->Read($geomReader);
$type = $geom->GetGeometryType();
if($type == MgGeometryType::MultiPolygon || $type == MgGeometryType::CurvePolygon || $type == MgGeometryType::MultiCurvePolygon)
{
$simplyPolygonOnly = false;
}
else if($type != MgGeometryType::Polygon)
continue;
$trans = GetLayerToMapCSTrans($classDef, $geomPropName, $featureSrvc, $featureSource, $map);
$geomColl->Add($geom->Transform($trans));
}
$features->Close();
}
}
if($geomColl->GetCount() == 0)
return null;
$gf = new MgGeometryFactory();
if($simplyPolygonOnly)
{
$polyColl = new MgPolygonCollection();
for($i = 0; $i < $geomColl->GetCount(); $i++)
$polyColl->Add($geomColl->GetItem($i));
return $gf->CreateMultiPolygon($polyColl);
}
else
return $gf->CreateMultiGeometry($geomColl);
}
public function GetSelectedFeatures($sessionId, $mapName, $layerName, $format)
{
$fmt = $this->ValidateRepresentation($format, array("xml", "geojson", "html"));
$propList = $this->GetRequestParameter("properties", "");
$pageSize = $this->GetRequestParameter("pagesize", -1);
$pageNo = $this->GetRequestParameter("page", -1);
$orientation = $this->GetRequestParameter("orientation", "h");
//Internal debugging flag
$chunk = $this->GetBooleanRequestParameter("chunk", true);
try {
$this->EnsureAuthenticationForSite($sessionId);
$siteConn = new MgSiteConnection();
$siteConn->Open($this->userInfo);
$resSvc = $siteConn->CreateService(MgServiceType::ResourceService);
$featSvc = $siteConn->CreateService(MgServiceType::FeatureService);
$map = new MgMap($siteConn);
$map->Open($mapName);
$selection = new MgSelection($map);
$selection->Open($resSvc, $mapName);
$layers = $selection->GetLayers();
if ($layers != null) {
$lidx = -1;
$layerCount = $layers->GetCount();
for ($i = 0; $i < $layerCount; $i++) {
$currentlayer = $layers->GetItem($i);
if ($currentlayer->GetName() == $layerName) {
$lidx = $i;
break;
}
}
if ($lidx < 0) {
$this->NotFound($this->app->localizer->getText("E_LAYER_NOT_IN_SELECTION", $layerName), $this->GetMimeTypeForFormat($fmt));
} else {
$layer = $layers->GetItem($lidx);
$bMapped = $this->GetBooleanRequestParameter("mappedonly", "0") == "1";
$transformto = $this->GetRequestParameter("transformto", "");
$transform = null;
if ($transformto !== "") {
$resId = new MgResourceIdentifier($layer->GetFeatureSourceId());
$tokens = explode(":", $layer->GetFeatureClassName());
$transform = MgUtils::GetTransform($featSvc, $resId, $tokens[0], $tokens[1], $transformto);
}
$owriter = null;
if ($chunk === "0") {
$owriter = new MgSlimChunkWriter($this->app);
} else {
$owriter = new MgHttpChunkWriter();
}
//NOTE: This does not do a query to ascertain a total, this is already a pre-computed property of the selection set.
$total = $selection->GetSelectedFeaturesCount($layer, $layer->GetFeatureClassName());
if (strlen($propList) > 0) {
$tokens = explode(",", $propList);
$propNames = new MgStringCollection();
foreach ($tokens as $propName) {
$propNames->Add($propName);
}
$reader = $selection->GetSelectedFeatures($layer, $layer->GetFeatureClassName(), $propNames);
} else {
$reader = $selection->GetSelectedFeatures($layer, $layer->GetFeatureClassName(), $bMapped);
}
if ($pageSize > 0) {
$pageReader = new MgPaginatedFeatureReader($reader, $pageSize, $pageNo, $total);
$result = new MgReaderChunkedResult($featSvc, $pageReader, -1, $owriter, $this->app->localizer);
} else {
$result = new MgReaderChunkedResult($featSvc, $reader, -1, $owriter, $this->app->localizer);
}
$result->CheckAndSetDownloadHeaders($this->app, $format);
if ($transform != null) {
$result->SetTransform($transform);
}
if ($fmt === "html") {
$result->SetAttributeDisplayOrientation($orientation);
$result->SetHtmlParams($this->app);
}
$result->Output($format);
}
} else {
$owriter = new MgHttpChunkWriter();
$reader = new MgNullFeatureReader();
$result = new MgReaderChunkedResult($featSvc, $reader, -1, $owriter, $this->app->localizer);
if ($fmt === "html") {
$result->SetAttributeDisplayOrientation($orientation);
$result->SetHtmlParams($this->app);
}
$result->Output($format);
}
} catch (MgException $ex) {
$this->OnException($ex, $this->GetMimeTypeForFormat($format));
}
}
