//get properties for individual features
$result->layers = array();
for ($i=0; $i<$layers->GetCount(); $i++) {
$layer = $layers->GetItem($i);
$layerName = $layer->GetName();
$layerClassName = $layer->GetFeatureClassName();
$options = new MgFeatureQueryOptions();
$options->SetFilter($resultSel->GenerateFilter($layer, $layerClassName));
$resourceId = new MgResourceIdentifier($layer->GetFeatureSourceId());
$featureReader = $featureSrvc->SelectFeatures($resourceId, $layerClassName, $options);
$properties = BuildSelectionArray($featureReader, $layerName, $properties, false, NULL, false, $layer, true);
$featureReader->Close();
array_push($result->layers, $layerName);
array_push($properties->layers, $layerName);
$count = $resultSel->GetSelectedFeaturesCount($layer, $layerClassName);
$result->$layerName->featureCount = $count;
}
/*save selection in the session*/
$_SESSION['selection_array'] = $properties;
echo str_replace("</FeatureSet>", "</FeatureSet></FeatureInformation>", str_replace("<FeatureSet", "<FeatureInformation><FeatureSet", $resultSel->ToXml()));
} else { echo "<Message>layers false or 0</Message>"; }
} else { echo "<Message>no resultsel</Message>"; }
} else { echo "<Message>no fi</Message>"; }
} else { echo "<Message>no multi geom</Message>"; }
} else { echo "<Message>no layers</Message>"; }
//return XML
header("Content-type: text/xml");
} catch(MgException $e) {
$oMin = $oExtents->GetLowerLeftCoordinate();
$oMax = $oExtents->GetUpperRightCoordinate();
$result->extents->minx = $oMin->GetX();
$result->extents->miny = $oMin->GetY();
$result->extents->maxx = $oMax->GetX();
$result->extents->maxy = $oMax->GetY();
}
}
$result->layers = array();
for ($i = 0; $i < $layers->GetCount(); $i++) {
$layer = $layers->GetItem($i);
$layerName = $layer->GetName();
array_push($result->layers, $layerName);
$layerClassName = $layer->GetFeatureClassName();
$result->{$layerName} = new stdClass();
$result->{$layerName}->featureCount = $selection->GetSelectedFeaturesCount($layer, $layerClassName);
}
}
echo var2json($result);
} catch (MgException $e) {
echo "ERROR: " . $e->GetDetails() . "\n";
}
function GetParameters($params)
{
global $selText;
global $getExtents;
$selText = UnescapeMagicQuotes($params['selection']);
$getExtents = $params['getextents'] == "true" ? true : false;
}
function UnescapeMagicQuotes($str)
{
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));
}
}
