CreateService(MgServiceType::MappingService);
$featureService = $siteConnection->CreateService(MgServiceType::FeatureService);
// Get a runtime map from a map definition
if (isset($_REQUEST['mapid']))
{
$mapid = $_REQUEST['mapid'];
//echo $mapid;
$resourceID = new MgResourceIdentifier($mapid);
$map = new MgMap();
$mapTitle = $resourceID->GetName();
//echo "
maname $mapName
";
$map->Create($resourceService, $resourceID, $mapTitle);
$mapName = uniqid($mapTitle);
$mapStateId = new MgResourceIdentifier("Session:" . $sessionID . "//" . $mapName . "." . MgResourceType::Map);
//create an empty selection object and store it in the session repository
$sel = new MgSelection($map);
$sel->Save($resourceService, $mapName);
$map->Save($resourceService, $mapStateId);
} else {
$map = new MgMap();
$map->Open($resourceService, $mapName);
$mapTitle = $map->GetName();
$mapid = $map->GetMapDefinition()->ToString();
}
//$sessionId = $map->GetSessionId();
//$mapName = $map->GetName() ;
$extents = $map->GetMapExtent();
@$oMin = $extents->GetLowerLeftCoordinate();
@$oMax = $extents->GetUpperRightCoordinate();
@$srs = $map->GetMapSRS();
if($srs != "")
{
@$csFactory = new MgCoordinateSystemFactory();
@$cs = $csFactory->Create($srs);
@$metersPerUnit = $cs->ConvertCoordinateSystemUnitsToMeters(1.0);
//@$projectionCode = $csFactory->ConvertWktToEpsgCode($srs);
// $unitsType = $cs->GetUnits();
}
else
{
$metersPerUnit = 1.0;
//$unitsType = "Meters";
}
header('Content-type: text/x-json');
header('X-JSON: true');
echo "{";
echo "sessionId:'$sessionID',";
echo "mapId:'$mapid',";
echo "projectionWKT:'".addslashes($srs)."',";
echo "metersPerUnit:$metersPerUnit,";
//echo "mapTitle:'".addslashes(htmlentities($mapTitle))."',";
//echo "mapName:'".addslashes(htmlentities($mapName))."',";
echo "mapTitle:'".addslashes($mapTitle)."',";
echo "mapName:'".addslashes($mapName)."',";
echo "extent:[";
echo $oMin->GetX().",";
echo $oMin->GetY().",";
echo $oMax->GetX().",";
echo $oMax->GetY()."],";
$layers=$map->GetLayers();
echo "layers:[";
$layerSep = '';
for($i=0;$i<$layers->GetCount();$i++)
{
$layer=$layers->GetItem($i);
//only output layers that are part of the 'Normal Group' and
//not the base map group used for tile maps.
echo $layerSep.'{';
OutputLayerInfo($layer, $resourceService, $featureService);
echo '}';
$layerSep = ',';
}
echo "],";
//Get layer groups as xml
$groups = $map->GetLayerGroups();
echo "groups:[";
$groupSep = '';
for($i=0;$i<$groups->GetCount();$i++)
{
$group=$groups->GetItem($i);
echo $groupSep.'{';
OutputGroupInfo($group);
echo '}';
$groupSep = ',';
}
echo"],";
//FiniteDisplayScales for tiled maps
echo "FiniteDisplayScales:[";
for ($i=0; $i<$map->GetFiniteDisplayScaleCount(); $i++)
{
if ($i>0)
echo ",";
echo $map->GetFiniteDisplayScaleAt($i);
}
echo"]";
echo "}";
}
catch (MgException $e)
{
echo "ERROR: " . $e->GetMessage() . "\n";
echo $e->GetDetails() . "\n";
echo $e->GetStackTrace() . "\n";
}
exit;
function buildScaleRanges($layer) {
global $resourceService;
$resID = $layer->GetLayerDefinition();
$layerContent = $resourceService->GetResourceContent($resID);
$xmldoc = DOMDocument::loadXML(ByteReaderToString($layerContent));
$type = 0;
$scaleRanges = $xmldoc->getElementsByTagName('VectorScaleRange');
if($scaleRanges->length == 0) {
$scaleRanges = $xmldoc->getElementsByTagName('GridScaleRange');
if($scaleRanges->length == 0) {
$scaleRanges = $xmldoc->getElementsByTagName('DrawingLayerDefinition');
if($scaleRanges->length == 0) {
return;
}
$type = 2;
} else {
$type = 1;
}
}
$typeStyles = array("PointTypeStyle", "LineTypeStyle", "AreaTypeStyle", "CompositeTypeStyle");
$ruleNames = array("PointRule", "LineRule", "AreaRule", "CompositeRule");
$output = 'scaleRanges: [';
$scaleSep = '';
for($sc = 0; $sc < $scaleRanges->length; $sc++)
{
$scaleRange = $scaleRanges->item($sc);
$minElt = $scaleRange->getElementsByTagName('MinScale');
$maxElt = $scaleRange->getElementsByTagName('MaxScale');
$minScale = "0";
$maxScale = "'infinity'"; // as MDF's VectorScaleRange::MAX_MAP_SCALE
if($minElt->length > 0)
$minScale = $minElt->item(0)->nodeValue;
if($maxElt->length > 0)
$maxScale = $maxElt->item(0)->nodeValue;
$output .= $scaleSep."{";
$output .= "minScale:".$minScale.",";
$output .= "maxScale:".$maxScale;
if($type != 0) {
$output .= "}";
$scaleSep = ',';
break;
}
$output .= ',styles:[';
$styleIndex = 0;
$styleSep = '';
for($ts=0, $count = count($typeStyles); $ts < $count; $ts++)
{
$typeStyle = $scaleRange->getElementsByTagName($typeStyles[$ts]);
$catIndex = 0;
for($st = 0; $st < $typeStyle->length; $st++) {
$rules = $typeStyle->item(0)->getElementsByTagName($ruleNames[$ts]);
for($r = 0; $r < $rules->length; $r++) {
$rule = $rules->item($r);
$label = $rule->getElementsByTagName("LegendLabel");
$filter = $rule->getElementsByTagName("Filter");
$labelText = $label->length==1? $label->item(0)->nodeValue: "";
$filterText = $filter->length==1? $filter->item(0)->nodeValue: "";
$output .= $styleSep."{";
$output .= "legendLabel:'".addslashes(trim($labelText))."',";
$output .= "filter:'".addslashes(trim($filterText))."',";
$output .= "geometryType:".($ts+1).",";
$output .= "categoryIndex:".($catIndex++);
$output .= '}';
$styleSep = ',';
}
}
}
$output .= ']}';
$scaleSep = ',';
}
$output .= ']';
return $output;
}
// Converts a boolean to "yes" or "no"
// --from MG Web Tier API Reference
function BooleanToString($boolean)
{
if (is_bool($boolean))
return ($boolean ? "true" : "false");
else
return "'ERROR in BooleanToString.'";
}
function OutputGroupInfo($group)
{
echo "groupName:'".addslashes($group->GetName())."',";
echo "legendLabel:'".addslashes($group->GetLegendLabel())."',";
echo "uniqueId:'".$group->GetObjectId()."',";
echo "displayInLegend:".BooleanToString($group->GetDisplayInLegend()).",";
echo "expandInLegend:".BooleanToString($group->GetExpandInLegend()).",";
echo "layerGroupType:'".$group->GetLayerGroupType()."',";
$parent = $group->GetGroup();
echo "parentUniqueId:";
echo $parent != null ? "'".$parent->GetObjectId()."'," : "null,";
echo "visible:".BooleanToString($group->GetVisible()).",";
echo "actuallyVisible:".BooleanToString($group->isVisible());
}
function OutputLayerInfo($layer, $resourceService, $featureService)
{
$mappings = GetLayerPropertyMappings($resourceService, $layer);
if (!isset($_SESSION['property_mappings'])) {
$_SESSION['property_mappings'] = array();
}
$_SESSION['property_mappings'][$layer->GetObjectId()] = $mappings;
$layerDefinition = $layer->GetLayerDefinition();
$aLayerTypes = GetLayerTypes($featureService, $layer);
//echo ''; print_r($aLayerTypes); echo '
'; exit;
echo "propertyMappings:{";
$sep = '';
foreach($mappings as $name => $value) {
echo $sep."'$name':'$value'";
$sep = ',';
}
echo "},";
echo "uniqueId:'".$layer->GetObjectId()."',";
echo "layerName:'".addslashes($layer->GetName())."',";
echo 'layerTypes:[';
$sep = '';
for ( $j=0; $j < count($aLayerTypes); $j++ )
{
echo $sep . $aLayerTypes[$j];
$sep = ',';
}
echo '],';
echo "displayInLegend:".BooleanToString($layer->GetDisplayInLegend()).",";
echo "expandInLegend:".BooleanToString($layer->GetExpandInLegend()).",";
echo "resourceId:'".$layerDefinition->ToString()."',";
echo "parentGroup:";
echo $layer->GetGroup() ? "'".$layer->GetGroup()->GetObjectId()."'," : 'null,';
echo "legendLabel:'".addslashes($layer->GetLegendLabel())."',";
echo "selectable:".BooleanToString($layer->GetSelectable()).",";
echo "visible:".BooleanToString($layer->GetVisible()).",";
echo "actuallyVisible:".BooleanToString($layer->isVisible()).",";
if (IsLayerEditable($resourceService, $layer)) {
echo "editable:true,";
} else {
echo "editable:false,";
}
echo buildScaleRanges($layer);
}
?>