private function AppendLayer($layer, $extent, $drawOrder, $format, $sessionId, $writer) { $baseUrl = $this->app->config("SelfUrl"); $layerKml = "<NetworkLink>"; $layerKml .= "<visibility>"; $layerKml .= $layer->GetVisible() ? "1" : "0"; $layerKml .= "</visibility>"; $layerKml .= "<name><![CDATA["; $layerKml .= $layer->GetLegendLabel(); $layerKml .= "]]></name>"; $layerKml .= "<Link>"; $layerKml .= "<href>"; //TODO: If we can reverse-route we should. $ldfId = $layer->GetLayerDefinition(); $url = MgUtils::TranscodeResourceUrl($baseUrl, $ldfId) . "/" . strtolower($format) . "?draworder=" . $drawOrder . "&session=" . $sessionId; $layerKml .= $url; $layerKml .= "</href>"; $layerKml .= "<viewRefreshMode>onStop</viewRefreshMode>"; $layerKml .= "<viewRefreshTime>1</viewRefreshTime>"; $layerKml .= "<viewFormat>bbox=[bboxWest],[bboxSouth],[bboxEast],[bboxNorth]&width=[horizPixels]&height=[vertPixels]</viewFormat>"; $layerKml .= "</Link>"; $layerKml .= "</NetworkLink>"; $writer->WriteChunk($layerKml); }