source: trunk/src/map/inc/kmlHandler.php

<?php
//$file contains place of the KML file we will be getting our node information from
function get_node_array($file)
{
        //Check if the file exists, if it does we load it. If it doesn't we exit and return an error message
        try {
                $xml = simplexml_load_file($file);
        } catch (Exception $e) {
                trigger_error(SYSLOG_CRIT, 'Failed to open KML file: ' . $file, __FILE__, __LINE__);
        }

        //Counter starts at 0. For every foreach done counter will go up by one. Thus resulting in total nodes added(counter starts at 0 so add 1 to the total )
        $counter = 0;

        //Now we go through the xml files, storing the data in an array called $markers. More data can be stored by adding more rows in the array 
        foreach($xml->Document->Folder->Placemark as $placemark)
        {
                /*
                 * Getting all data from the datatags in the KML file.
                 * First we declare variables we will use.
                 * Then we itirate trough all the data and fill the variables
                 */
                $location = "";
                $status = "";
                $interfaces = "";
                $masterIP = "";
                $nodeType = "";
                $type = "";
                $hostname = "";
                $hasBeenChecked = "";
                $checkExecutionTime = "";
                $currentState = "";
                $lastCheck = "";
                $problemHasBeenAcknowledged = "";
                
                foreach($placemark->ExtendedData->Data as $data)
                {
                        foreach($data->attributes() as $nameAttribute => $name)
                        {
                                if($name == "location")
                                        $location = $data->value;
                                
                                if($name == "status")
                                        $status = $data->value;
                                
                                if($name == "interfaces")
                                        $interfaces = $data->value;

                                if($name == "masterIP")
                                        $masterIP = $data->value;
                                        
                                if($name == "nodeType")
                                        $nodeType = $data->value;
                                        
                                if($name == "type")
                                        $type = $data->value;
                                        
                                if($name == "hostName")
                                        $hostname = $data->value;
                                        
                                if($name == "hasBeenChecked")
                                        $hasBeenChecked = $data->value; 
                                        
                                if($name == "checkExecutionTime")
                                        $checkExecutionTime = $data->value;
                                        
                                if($name == "lastCheck")
                                        $lastCheck = $data->value;
                                        
                                if($name == "currentState")
                                        $currentState = $data->value;
                                        
                                if($name == "problemHasBeenAcknowledged")
                                        $problemHasBeenAcknowledged = $data->value;
                        }
                }
                
                /*
                 * We now fill up our array with Longitude and Latitude and Name by accessing $placemark
                 * Then we fill the rest of the array with the variables we declared and filled earlier
                 */
                
                $markers[] = array(     "latitude"=>$placemark->LookAt->latitude,
                                                        "longitude"=>$placemark->LookAt->longitude,
                                                        "name"=>$placemark->name,
                                                        "location"=>$location,
                                                        "status"=>$status,
                                                        "interfaces"=>$interfaces,
                                                        "masterIP"=>$masterIP,
                                                        "nodeType"=>$nodeType,
                                                        "type"=>$type,
                                                        "hostname"=>$hostname,
                                                        "hasBeenChecked"=>$hasBeenChecked,
                                                        "checkExecutionTime"=>$checkExecutionTime,
                                                        "currentState"=>$currentState,
                                                        "lastCheck"=>$lastCheck,
                                                        "problemHasBeenAcknowledged"=>$problemHasBeenAcknowledged);
        }
        return $markers;
}