EXT_flight.php

<?
//************************************************************************
// Leonardo XC Server, https://github.com/leonardoxc/leonardoxc
//
// Copyright (c) 2004-2010 by Andreadakis Manolis
//
// This program is free software. You can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License.
//
// $Id: EXT_flight.php,v 1.29 2012/10/17 09:45:24 manolis Exp $                                                                 
//
//************************************************************************

 	require_once dirname(__FILE__)."/EXT_config_pre.php";
	require_once "config.php";
 	require_once "EXT_config.php";

	require_once "CL_flightData.php";
	require_once "FN_functions.php";	
	require_once "FN_UTM.php";
	require_once "FN_waypoint.php";	
	require_once "FN_output.php";
	require_once "FN_pilot.php";
	require_once "FN_flight.php";
	setDEBUGfromGET();

if ($_GET['deleted'] && L_auth::isAdmin($userID) ) {
    $flightsTable	=  $deletedFlightsTable;
    $deletedFlights=1;
}

	$op=makeSane($_REQUEST['op']);
	if (!$op) $op="list_flights";	

	if (!in_array($op,array("flight_info","find_flights","list_flights","submit_flight","list_flights_json","get_info","polylineURL","get_task_json")) ) return;

	$encoding="iso-8859-1";
	if ($op=="find_flights") {
		$lat=makeSane($_GET['lat'],1);
		$lon=-makeSane($_GET['lon'],1);

		$firstPoint=new gpsPoint();
		$firstPoint->lat=$lat;
		$firstPoint->lon=$lon;

		// calc TAKEOFF - LANDING PLACES	
		if (count($waypoints)==0) 
			$waypoints=getWaypoints(0,1);
	
		$takeoffIDTmp=0;
		$minTakeoffDistance=10000000;
		$i=0;

		foreach($waypoints as $waypoint) {
		   $takeoff_distance = $firstPoint->calcDistance($waypoint);
		   if ( $takeoff_distance < $minTakeoffDistance ) {
				$minTakeoffDistance = $takeoff_distance;
				$takeoffIDTmp=$waypoint->waypointID;
		   }
			$i++;
		}

		 $nearestWaypoint=new waypoint($takeoffIDTmp);
		 $nearestWaypoint->getFromDB();

		 $XML_str="<result>\n";
		 $XML_str.="
			<title>Leonardo at ".$_SERVER['SERVER_NAME']." :: Flight list</title>
			<link>http://".$_SERVER['SERVER_NAME'].getLeonardoLink(array('op'=>'list_flights')) ."</link>		
			<date>". gmdate('D, d M Y H:i:s', time()) . " GMT</date>
		";

		 $XML_str.="<waypoints>\n";
		 $XML_str.=$nearestWaypoint->exportXML('XML');
		 $XML_str.="\n<distance>".sprintf("%.0f",$minTakeoffDistance)."</distance>\n";
		 $XML_str.="</waypoints>\n
";

		 $where_clause ="AND takeoffID=$nearestWaypoint->waypointID AND filename<>'' ";
		 $query="SELECT * FROM $flightsTable WHERE private=0 $where_clause ORDER BY FLIGHT_POINTS  DESC $lim ";
		 //echo $query;
		 //exit;
		 
		 $res= $db->sql_query($query);
		 if($res <= 0){
			 echo("<H3> Error in query! $query </H3>\n");
			 exit();
		 }

		$XML_str.="
		<flights>";

		while ($row = mysql_fetch_assoc($res)) { 
//			 $nearestWaypoint=new waypoint($takeoffIDTmp);
//			 $nearestWaypoint->getFromDB();
	
			$name=getPilotRealName($row["userID"],$row["userServerID"]);
			$link=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].
									getLeonardoLink(array('op'=>'show_flight','flightID'=>$row['ID'])) 
									);
			$this_year=substr($row[DATE],0,4);		
			$linkIGC=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].getRelMainDir().
						str_replace("%PILOTID%",getPilotID($row["userServerID"],$row["userID"]),str_replace("%YEAR%",$this_year,$CONF['paths']['igc']) ).'/'.
						$row['filename']);
			//	$flightsRelPath."/".$row[userID]."/flights/".$this_year."/".$row[filename] );  
			
			if ($row['takeoffVinicity'] > $takeoffRadious ) 
				$location=getWaypointName($row['takeoffID'])." [~".sprintf("%.1f",$row['takeoffVinicity']/1000)." km]"; 
			else $location=getWaypointName($row['takeoffID']);
	
			$XML_str.="<flight>
			<pilot>".htmlspecialchars($name)."</pilot>
			<takeoff>".htmlspecialchars($location)."</takeoff>\n";
//			$XML_str.="<flightID>".$row["ID"]."</flightID>
//			<flightUserID>".$row["userID"]."</flightUserID>
//			";
			$XML_str.="<date>".$row['DATE']."</date>\n";
			$XML_str.="<duration>".$row['DURATION']."</duration>\n";
			$XML_str.="<openDistance>".$row['MAX_LINEAR_DISTANCE']."</openDistance>\n";
			$XML_str.="<OLCkm>".$row['FLIGHT_KM']."</OLCkm>\n";
			$XML_str.="<OLCScore>".$row['FLIGHT_POINTS']."</OLCScore>\n";
			$XML_str.="<OLCtype>".$row['BEST_FLIGHT_TYPE']."</OLCtype>\n";
			$XML_str.="<displayLink>$link</displayLink>\n";

			$XML_str.="</flight>\n";
		}

		$XML_str.="</flights>\n";	
	    $XML_str.="</result>";
		send_XML($XML_str);
		
	} else if ($op=="polylineURL") {
		$flightID=$_REQUEST['flightID']+0;
		if ($flightID<=0) exit;	
		$flight=new flight();
		$flight->getFlightFromDB($flightID,0);
	
		$polylineURL=$flight->getPolylineRelPath();
		echo $polylineURL;		
	} else if ($op=="get_task_json") {
		$flightID=$_REQUEST['flightID']+0;
		if ($flightID<=0) exit;	
		$flight=new flight();
		$flight->flightID=$flightID;
		//$flight->getFlightFromDB($flightID,0);	
		echo $flight->gMapsGetTaskJS();
		
	} else if ($op=="flight_info") {
		require_once dirname(__FILE__).'/CL_flightData.php';
		require_once dirname(__FILE__).'/lib/json/CL_json.php';
				
		$flightID=$_REQUEST['flightID']+0;
		if (!$flightID) return;
		
		$flight=new flight();
		$flight->getFlightFromDB($flightID,0);
	
		$flight->makeJSON(0);  // no force
		$flight->createEncodedPolyline(0); // no force
		
		$i=0;
		$JSON_str="";
		if (1) {
			//$nearestWaypoint=new waypoint($takeoffIDTmp);
			//$nearestWaypoint->getFromDB();
	
			$name=getPilotRealName($flight->userID,$flight->userServerID);
			$link=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].
										getLeonardoLink(array('op'=>'show_flight','flightID'=>$flightID)) 
									);
										
			$this_year=substr($flight->DATE,0,4);		
			$linkIGC=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].getRelMainDir().
					str_replace("%PILOTID%",getPilotID($flight->userServerID,$flight->userID),str_replace("%YEAR%",$this_year,$CONF['paths']['igc']) ).'/'.
					$flight->filename );  
					//$flightsRelPath."/".$row[userID]."/flights/".$this_year."/".$row[filename] );  
			
			if ($flight->takeoffVinicity > $takeoffRadious ) 
				$location=getWaypointName($flight->takeoffID)." [~".sprintf("%.1f",$flight->takeoffVinicity/1000)." km]"; 
			else $location=getWaypointName($flight->takeoffID);
	
				
			$START_TIME=$flight->START_TIME;
			$END_TIME=$flight->END_TIME;
			$DURATION=$END_TIME-$START_TIME;	
			
			$year=substr($flight->DATE,0,4);
			$month=substr($flight->DATE,5,2);
			$day=substr($flight->DATE,8,2);	
			$startTm=gmmktime(0,0,0,$month,$day,$year) ; // + $START_TIME; // + $flight->timezone*3600 +
			$startTm*=1000;	
			// echo "$month,$day,$year $startTm#$START_TIME#";exit;
					
	
			$polyFile=$flight->getPolylineFilename();
			$polyPath="http://".$_SERVER['SERVER_NAME'].getRelMainDir().$flight->getPolylineRelPath();
			
			$lines=$flight->getPolyHeader();
			
			 //[0] => 51.7671|14.295933333333|Takeoff|Takeoff 
		 //	[1] => 52.03905|15.095716666667|Landing|Landing 
		
			$parts = explode('|',$lines[0]);
			$takeoff_lat = $parts[0];
			$takeoff_lon = $parts[1];
			
			$parts = explode('|',$lines[1]);
			$landing_lat = $parts[0];
			$landing_lon = $parts[1];			
			
		 	$parts = explode(',',$lines[2]);
			$min_lat = $parts[0];
			$max_lat = $parts[1];
			$min_lon = $parts[2];
			$max_lon = $parts[3];
	
			$jsonGraphData="http://".$_SERVER['SERVER_NAME'].getRelMainDir().$flight->getJsonRelPath();
			
			$kmz=$_SERVER['SERVER_NAME']."/$baseInstallationPath/".$flight->getKMLRelPath(0);
			$kmz=str_replace('//','/', $kmz);
			$kmz=str_replace('//','/', $kmz);
			
			$flightKMZ="http://".$kmz;
			
			// access the kmz file and create it if it does not exists
			$kmlStr=$flight->kmlGetTrack("ff0000",1,2,0);
			
			
			$markerIconUrl=$_SERVER['SERVER_NAME'].getRelMainDir()."/img/icon_cat_".$flight->cat.".png";
			$markerIconUrl=str_replace('//','/', $markerIconUrl);
			$markerIconUrl=str_replace('//','/', $markerIconUrl);
			$markerIconUrl="http://".$markerIconUrl;
			
			// remove the string  
			// var flightArray=
			// it is 16 bytes
			$flightJsonStr=file_get_contents($flight->getJsonFilename());
			$flightJsonStr=substr($flightJsonStr,16);
			
			
			$photosStr=" [] ";
			if ($flight->hasPhotos) {
				require_once dirname(__FILE__)."/CL_flightPhotos.php";
			
				$flightPhotos=new flightPhotos($flight->flightID);
				$flightPhotos->getFromDB();
			
				// get geoinfo
				$flightPhotos->computeGeoInfo();
			
				$imagesHtml="";
                $photosStr='';
                $pnum=0;
				foreach ( $flightPhotos->photos as $photoNum=>$photoInfo) {
					//$photoInfo['lat']=51.8;
					//$photoInfo['lon']=14.0;

					if ($photoInfo['lat'] && $photoInfo['lon'] ) {
						$imgIconRel=$flightPhotos->getPhotoRelPath($photoNum).".icon.jpg";
						$imgBigRel=$flightPhotos->getPhotoRelPath($photoNum);
				
						$imgIcon=$flightPhotos->getPhotoAbsPath($photoNum).".icon.jpg";
						$imgBig=$flightPhotos->getPhotoAbsPath($photoNum);
			
						if (file_exists($imgBig) ) {
							list($width, $height, $type, $attr) = getimagesize($imgBig);
							list($width, $height)=CLimage::getJPG_NewSize($CONF['photos']['mid']['max_width'], $CONF['photos']['mid']['max_height'], $width, $height);
							$imgTarget=$imgBigRel;
						} else 	if (file_exists($imgIcon) ) {
							list($width, $height, $type, $attr) = getimagesize($imgIcon);
							list($width, $height)=CLimage::getJPG_NewSize($CONF['photos']['mid']['max_width'], $CONF['photos']['mid']['max_height'], $width, $height);
							$imgTarget=$imgIconRel;
						} 
			
						// echo " 	drawPhoto(".$photoInfo['lat'].",".$photoInfo['lon'].",$photoNum,'$imgIconRel','$imgTarget',$width,$height); \n";
						
						if ($pnum>0) $photosStr.=" , \n";
						$photosStr.= ' { "lat":'.json::prepStr($photoInfo['lat']).', "lon":'.json::prepStr($photoInfo['lon']).
							', "num" : '.$photoNum.', "icon": "'.json::prepStr($imgIconRel).'" ,"photo":"'.json::prepStr($imgTarget).'", "width": '.$width.
							', "height": '.$height.' } ';
						
						 
						$pnum++;	
					}		
					
				}
				if ($pnum>0 || 1) {
					$photosStr="[".$photosStr ."]";				
				}
			}
			
			
				
			// print_r($lines);
			// if ($i>0) $JSON_str.=", ";
			
			$JSON_str.=' {"flightID": "'.$flightID.'", "date": "'.json::prepStr($flight->DATE).'", '.
					'"firstLat": "'.json::prepStr($flight->firstLat).'", '.
					'"firstLon": "'.json::prepStr($flight->firstLon).'", '.
					
					'"lastLat": "'.json::prepStr($flight->lastLat).'", '.
					'"lastLon": "'.json::prepStr($flight->lastLon).'", '.
							 
					'"TZoffset": "'.json::prepStr( $flight->timezone).'", '.
					//'"TZoffset": "'.json::prepStr( 1+ $flightID%2 ).'", '.
					'"DURATION": "'.json::prepStr($DURATION).'", '.
					'"START_TIME": "'.json::prepStr($START_TIME).'", '.
					'"END_TIME": "'.json::prepStr($END_TIME).'", '.
					'"startTm": "'.json::prepStr($startTm).'", '.
					
					//'"polyUrl": "'.json::prepStr($polyPath).'", '.
					//'"graphUrl": "'.json::prepStr($jsonGraphData).'", '.
					
					'"flightKMZUrl": "'.json::prepStr($flightKMZ).'", '.			
					'"markerIconUrl": "'.json::prepStr($markerIconUrl).'", '.
			
					// ARRAYS !!!
					'"task": '.$flight->gMapsGetTaskJS().', '.
	
					'"points": '.$flightJsonStr.', '.
			
					'"photos": '.$photosStr.', '.
			
			
					'"min_lat": "'.json::prepStr($min_lat).'", '.
					'"max_lat": "'.json::prepStr($max_lat).'", '.
					'"min_lon": "'.json::prepStr($min_lon).'", '.
					'"max_lon": "'.json::prepStr($max_lon).'", '.			
			
					'"takeoff_lat": "'.json::prepStr($takeoff_lat).'", '.
					'"takeoff_lon": "'.json::prepStr($takeoff_lon).'", '.
			
					'"landing_lat": "'.json::prepStr($landing_lat).'", '.
					'"landing_lon": "'.json::prepStr($landing_lon).'", '.	
			
					'"pilotName": "'.json::prepStr($name).'", '.
					'"takeoffID": "'.json::prepStr($flight->takeoffID).'"  } ';
					'"takeoff": "'.json::prepStr($location).'"  } ';
			
		}

		//$JSON_str='{"totalCount":"'.$i.'","flights":[ '. $JSON_str."  ] } ";	
		//$JSON_str='{ "flights":[ '. $JSON_str."  ] } ";	
			
		
		if (!empty($HTTP_SERVER_VARS['SERVER_SOFTWARE']) && strstr($HTTP_SERVER_VARS['SERVER_SOFTWARE'], 'Apache/2'))
		header ('Cache-Control: no-cache, pre-check=0, post-check=0, max-age=0');
		else header ('Cache-Control: private, pre-check=0, post-check=0, max-age=0');
		header ('Expires: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
		header ('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
		header ('Content-Type: text/html');				


		echo $JSON_str;
		
	} else if ($op=="get_info") {
		require_once dirname(__FILE__).'/lib/json/CL_json.php';
				
		$flightID=$_REQUEST['flightID']+0;
		if (!$flightID) return;
		
		 $query="SELECT * FROM $flightsTable WHERE ID=$flightID";
		 //echo $query;
		 $res= $db->sql_query($query);
		 if($res <= 0){
			 echo("<H3> Error in query! $query </H3>\n");
			 exit();
		 }

		$JSON_str="";
		if ($row = mysql_fetch_assoc($res)) { 
			 $nearestWaypoint=new waypoint($takeoffIDTmp);
			 $nearestWaypoint->getFromDB();
	
			$name=getPilotRealName($row["userID"],$row["userServerID"]);
			$link=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].
										getLeonardoLink(array('op'=>'show_flight','flightID'=>$row['ID'])) 
									);
										
			$this_year=substr($row['DATE'],0,4);		
			$linkIGC=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].getRelMainDir().
					str_replace("%PILOTID%",getPilotID($row["userServerID"],$row["userID"]),str_replace("%YEAR%",$this_year,$CONF['paths']['igc']) ).'/'.
					$row['filename'] );  
					//$flightsRelPath."/".$row[userID]."/flights/".$this_year."/".$row[filename] );  
			
			if ($row['takeoffVinicity'] > $takeoffRadious ) 
				$location=getWaypointName($row['takeoffID'])." [~".sprintf("%.1f",$row['takeoffVinicity']/1000)." km]"; 
			else $location=getWaypointName($row['takeoffID']);
	
			if ($i>0) $JSON_str.=", ";
			
			$JSON_str.=' {"flightID": "'.$row["ID"].'", "date": "'.json::prepStr($row["DATE"]).'", '.
					'"firstLat": "'.json::prepStr($row["firstLat"]).'", '.
					'"firstLon": "'.json::prepStr($row["firstLon"]).'", '.
					
					'"lastLat": "'.json::prepStr($row["lastLat"]).'", '.
					'"lastLon": "'.json::prepStr($row["lastLon"]).'", '.
					
					'"duration": "'.json::prepStr($row["lastLon"]).'", '.
					'"lastLon": "'.json::prepStr($row["lastLon"]).'", '.
					'"lastLon": "'.json::prepStr($row["lastLon"]).'", '.
					'"lastLon": "'.json::prepStr($row["lastLon"]).'", '.
					
					
					'"pilotName": "'.json::prepStr($name).'", '.
					'"takeoff": "'.json::prepStr($location).'"  } ';
			
		}

		//$JSON_str='{"totalCount":"'.$i.'","flights":[ '. $JSON_str."  ] } ";	
		$JSON_str='{ "flights":[ '. $JSON_str."  ] } ";	
		
		if (!empty($HTTP_SERVER_VARS['SERVER_SOFTWARE']) && strstr($HTTP_SERVER_VARS['SERVER_SOFTWARE'], 'Apache/2'))
		header ('Cache-Control: no-cache, pre-check=0, post-check=0, max-age=0');
		else header ('Cache-Control: private, pre-check=0, post-check=0, max-age=0');
		header ('Expires: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
		header ('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
		header ('Content-Type: text/html');				


		echo $JSON_str;
		
	} else if ($op=="list_flights_json") {
		require_once dirname(__FILE__).'/lib/json/CL_json.php';
		
		$lat=$_REQUEST['lat']+0;
		$lon=$_REQUEST['lon']+0;
		$distance=$_REQUEST['distance']+0; // radious in km
		
		if ( $distance <= 0 ) $distance=100; 
		if ( $distance > 2500 ) $distance=2500;
		
		
		$where_clause=" 1 ";
		$pilotIDview=makeSane($_REQUEST['pilotIDview'],1);
		$serverID=makeSane($_REQUEST['serverID'],1);
		if ($pilotIDview!=0) {
			$where_clause.=" AND userID='".$pilotIDview."'  AND userServerID=$serverID "; 
		} 
		

		$takeoffID=makeSane($_REQUEST['$takeoffID'],1); 
		
 		$startTime=makeSane($_REQUEST['startTime'],1); // secs from start of day
		$endTime=makeSane($_REQUEST['endTime'],1); // secs fro mstart of day
		
		 $tm=makeSane($_REQUEST['from_tm'],1); // timestamp
		 //  $tm=time()-60*60*24*70; // 1 week back
		 if ($tm) {		 
			 $where_clause.=" AND dateAdded >= FROM_UNIXTIME($tm) "; 
		 }

		 $tm1=makeSane($_REQUEST['tm1'],1); // timestamp
		 $tm2=makeSane($_REQUEST['tm2'],1); // timestamp
		 
		 
		 $date1=makeSane($_REQUEST['date']); // date dd.mm.yyy format
		 if ($date1) {
		 	if  ( !$startTime  ) {		 
			 	$dateParts=split("\.",$date1);
			 	$tm1=gmmktime(0,0,0,$dateParts[1],$dateParts[0],$dateParts[2]);			 
				//$tm1=gmmktime(0,0,0,1,1,2007);
 			 	$tm2=gmmktime(0,0,0,$dateParts[1],$dateParts[0]+1,$dateParts[2]);
		 	} else {
		 		$dateParts=split("\-",$date1);
			 	
 			 	// $select_clause.="  , TIMEDIFF ( `DATE`, '$date1') as DAYDIFF ";		 		
		 	} 
		 }
		 
		 
		 if ($tm1 && $tm2) {
			 $where_clause.=" AND `DATE` >= FROM_UNIXTIME($tm1,'%Y-%m-%d') AND `DATE` <= FROM_UNIXTIME($tm2,'%Y-%m-%d') "; 
		 }
		 
		 $count=makeSane($_REQUEST['count'],1); // timestamp
		 if (!$count)  {
			if ($CONF['db_browser']['maxTrackNum']) {
				$count=$CONF['db_browser']['maxTrackNum']; 
			} else {
				$count=50;
			}
		 }
		 
		 if ($count) $lim=" LIMIT $count ";
		 else  $lim="";
		

		 $orderBy=" FLIGHT_POINTS DESC ";
		 
		 if ($startTime && $endTime  && $date1 ) {
		 	
		 	$select_clause.=", ABS( TO_DAYS(`DATE`) - TO_DAYS('$date1') ) as date_diff , 
		 					
		 					ABS(START_TIME-$startTime) as  start_diff \n";
		 	
		 	$orderBy=" date_diff ASC , distance DESC , start_diff ASC ";
		 } 
		
		// $distance*=1000;
		if ($lat && $lon && $distance ) {
			$select_clause.=",\n".
				"ROUND((ACOS((SIN(" . $lat . "/57.2958) * ".
				"SIN(firstLat/57.2958)) + (COS(" . $lat . "/57.2958) * ".
				"COS(firstLat/57.2958) * ".
				"COS(firstLon/57.2958 - " . $lon . "/57.2958)))) ".
				"* 6392 , 3) AS distance\n";
			
			$where_clause.=" AND ROUND((ACOS((SIN(" . $lat . "/57.2958) * ".
				"SIN(firstLat/57.2958)) + (COS(" . $lat . "/57.2958) * ".
				"COS(firstLat/57.2958) * ".
				"COS(firstLon/57.2958 - " . $lon . "/57.2958)))) ".
				"* 6392 , 3) <= " . $distance. " " ;
		}
		
		 $query="SELECT * $select_clause FROM $flightsTable WHERE $where_clause ORDER BY $orderBy $lim ";  // , distance ASC , dateAdded DESC
		// echo $query."<BR><BR>";
		 $res= $db->sql_query($query);
		 if($res <= 0){
			 echo("<H3> Error in query! $query </H3>\n");
			 exit();
		 }

		$JSON_str="";
		$i=0;
		while ($row = mysql_fetch_assoc($res)) { 
			 $nearestWaypoint=new waypoint($takeoffIDTmp);
			 $nearestWaypoint->getFromDB();
	
			$name=getPilotRealName($row["userID"],$row["userServerID"],1);
			$link=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].
										getLeonardoLink(array('op'=>'show_flight','flightID'=>$row['ID'])) 
									);
										
			$this_year=substr($row[DATE],0,4);		
			$linkIGC=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].getRelMainDir().
					str_replace("%PILOTID%",getPilotID($row["userServerID"],$row["userID"]),str_replace("%YEAR%",$this_year,$CONF['paths']['igc']) ).'/'.
					$row['filename'] );  
					//$flightsRelPath."/".$row[userID]."/flights/".$this_year."/".$row[filename] );  
			
			if ($row['takeoffVinicity'] > $takeoffRadious ) 
				$location=getWaypointName($row['takeoffID'])." [~".sprintf("%.1f",$row['takeoffVinicity']/1000)." km]"; 
			else $location=getWaypointName($row['takeoffID']);
	
			if ($i>0) $JSON_str.=", ";
			
			$START_TIME=sec2Time24h($row['START_TIME'],1);
			$END_TIME=sec2Time24h($row['END_TIME'],1);
			$duration=sec2Time($row['DURATION'],1);

			$linearDistance=formatDistanceOpen($row["LINEAR_DISTANCE"]);
			$olcDistance=formatDistanceOpen($row["FLIGHT_KM"]);
			$olcScore=formatOLCScore($row["FLIGHT_POINTS"]);
			$scoreSpeed=formatSpeed($row["SCORE_SPEED"]);
	
	
			// get the OLC score type
			$olcScoreType=$row['BEST_FLIGHT_TYPE'];
			if ($olcScoreType=="FREE_FLIGHT") {
				$olcScoreTypeImg="icon_turnpoints.gif";
			} else if ($olcScoreType=="FREE_TRIANGLE") {
				$olcScoreTypeImg="icon_triangle_free.gif";
			} else if ($olcScoreType=="FAI_TRIANGLE") {
				$olcScoreTypeImg="icon_triangle_fai.gif";
			} else { 
				$olcScoreTypeImg="photo_icon_blank.gif";
			}
	
			$olcScoreType=leoHtml::img($olcScoreTypeImg,16,16,'top',formatOLCScoreType($olcScoreType,0),'icons1');
			
			$gliderType=$row["cat"]; // 1=pg 2=hg flex 4=hg rigid 8=glider
		    $gliderBrandImg=brands::getBrandImg($row["gliderBrandID"],$row['flight_glider'],$gliderType);
			
		   $gliderTypeDesc=$gliderCatList[$row["cat"]];
	   		if ($row["category"]) {
	   		$gliderTypeDesc.=" - ".$CONF['gliderClasses'][$row["cat"]]['classes'][$row["category"]];
	   		$categoryImg=leoHtml::img("icon_class_".$row["category"].".png",0,0,'top',$gliderTypeDesc,'icons1','');	    	
		   } else {
		   		$categoryImg='';
		   }
		   
		   $gliderCat=leoHtml::img("icon_cat_".$row["cat"].".png",0,0,'top',$gliderTypeDesc,'icons1 catListIcon');
		   
		   
		   $MAX_ALT=formatAltitude($row['MAX_ALT']);
		   $MAX_VARIO=formatVario($row['MAX_VARIO']);
			
			$JSON_str.=' {"flightID": "'.$row["ID"].'", "date": "'.json::prepStr($row["DATE"]).'", '.
					'"firstLat": "'.json::prepStr($row["firstLat"]).'", '.
					'"firstLon": "'.json::prepStr($row["firstLon"]).'", '.
					
					'"lastLat": "'.json::prepStr($row["lastLat"]).'", '.
					'"lastLon": "'.json::prepStr($row["lastLon"]).'", '.
			
					'"DURATION": "'.json::prepStr($duration).'", '.
					'"START_TIME": "'.json::prepStr($START_TIME).'", '.
					'"END_TIME": "'.json::prepStr($END_TIME).'", '.
			
					'"MAX_ALT": "'.json::prepStr($MAX_ALT).'", '.
					'"MAX_VARIO": "'.json::prepStr($MAX_VARIO).'", '.
			

					'"linearDistance": "'.json::prepStr($linearDistance).'", '.
					'"olcDistance": "'.json::prepStr($olcDistance).'", '.
					'"olcScore": "'.json::prepStr($olcScore).'", '.
					'"scoreSpeed": "'.json::prepStr($scoreSpeed).'", '.
					'"olcScoreType": "'.json::prepStr($olcScoreType).'", '.
			
			
					'"gliderBrandImg": "'.json::prepStr($gliderBrandImg).'", '.
					'"gliderCat": "'.json::prepStr($gliderCat).'", '.
					'"categoryImg": "'.json::prepStr($categoryImg).'", '.
			

					
					'"pilotName": "'.json::prepStr($name).'", '.
					'"takeoff": "'.json::prepStr($location).'"  } ';
			$i++;
		}

		//$JSON_str='{"totalCount":"'.$i.'","flights":[ '. $JSON_str."  ] } ";	
		$JSON_str='{ "flights":[ '. $JSON_str."  ] } ";	
		
		if (!empty($HTTP_SERVER_VARS['SERVER_SOFTWARE']) && strstr($HTTP_SERVER_VARS['SERVER_SOFTWARE'], 'Apache/2'))
		header ('Cache-Control: no-cache, pre-check=0, post-check=0, max-age=0');
		else header ('Cache-Control: private, pre-check=0, post-check=0, max-age=0');
		header ('Expires: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
		header ('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
		header ('Content-Type: text/html');				

		//$callbackFunction=$_GET['callback'];
		//echo $callbackFunction."(".$JSON_str.")";
		echo $JSON_str;

	} else if ($op=="list_flights") {
		$where_clause="";
		$flightID=makeSane($_GET['flightID'],1);
		if ($flightID!=0) {
			$where_clause.=" AND ID=$flightID "; 
		} else {
				 $tm=makeSane($_GET['from_tm'],1); // timestamp
				 // if (!$tm) $tm=time()-60*60*24*7; // 1 week back
				 $where_clause.=" AND dateAdded >= FROM_UNIXTIME(".$tm.") "; 
		
				 $count=makeSane($_GET['count'],1); // timestamp
				 if ($count) $lim=" LIMIT 1,$count ";
				 else  $lim="";
		}
		 $query="SELECT * FROM $flightsTable WHERE private=0 $where_clause ORDER BY dateAdded DESC $lim ";
		 //echo $query;
		 $res= $db->sql_query($query);
		 if($res <= 0){
			 echo("<H3> Error in query! $query </H3>\n");
			 exit();
		 }

		$XML_str="
		<result>
			<title>Leonardo at ".$_SERVER['SERVER_NAME']." :: Flight list</title>
			<link>http://".$_SERVER['SERVER_NAME'].	getLeonardoLink(array('op'=>'list_flights'))."</link>
			<description>Leonardo at ".$_SERVER['SERVER_NAME']." :: Flight list</description>
			<managingEditor>".$CONF_admin_email."</managingEditor>
			<webMaster>".$CONF_admin_email."</webMaster>
			<date>". gmdate('D, d M Y H:i:s', time()) . " GMT</date>
		";

		while ($row = mysql_fetch_assoc($res)) { 
			 $nearestWaypoint=new waypoint($takeoffIDTmp);
			 $nearestWaypoint->getFromDB();
	
			$name=getPilotRealName($row["userID"],$row["userServerID"]);
			$link=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].
										getLeonardoLink(array('op'=>'show_flight','flightID'=>$row['ID'])) 		
									);
			$this_year=substr($row[DATE],0,4);		
			$linkIGC=htmlspecialchars ("http://".$_SERVER['SERVER_NAME'].getRelMainDir().
						str_replace("%PILOTID%",getPilotID($row["userServerID"],$row["userID"]),str_replace("%YEAR%",$this_year,$CONF['paths']['igc']) ).'/'.
						$row['filename']);
					//$flightsRelPath."/".$row[userID]."/flights/".$this_year."/".$row[filename] );  
			
			if ($row['takeoffVinicity'] > $takeoffRadious ) 
				$location=getWaypointName($row['takeoffID'])." [~".sprintf("%.1f",$row['takeoffVinicity']/1000)." km]"; 
			else $location=getWaypointName($row['takeoffID']);
	
			$XML_str.="<flight>
			<flightPilot>".htmlspecialchars($name)."</flightPilot>
			<flightTakeoff>".htmlspecialchars($location)."</flightTakeoff>
			<flightID>".$row["ID"]."</flightID>
			<flightUserID>".$row["userID"]."</flightUserID>
			<linkIGC>$linkIGC</linkIGC>
			";
			if ($flightID!=0) {
				$XML_str.="<linkShow>$link</linkShow>
				";
				foreach($row as $name=>$val) {
					$XML_str.="<$name>".htmlspecialchars($val)."</$name>
					";
				}
			}
			$XML_str.="</flight>";
		}

		$XML_str.="</result>";	
		send_XML($XML_str);

	} // submit flight
	else	if ($op=="submit_flight") {
		return; // we dont really need this, is done vi XMLRPC now
		require_once dirname(__FILE__).'/lib/miniXML/minixml.inc.php';
		$XML_str="<result>\n";
		$XML_path=$_GET['XMLform'];
		$XML_str.="<debug>Getting submit info from $XML_path</debug>\n";

		$linesArray=file($XML_path);
		$lines=implode("",$linesArray);
		$xmlDoc = new MiniXMLDoc();
		$xmlDoc->fromString($lines);
		$formArray=$xmlDoc->toArray();
		foreach($formArray[FORM] as $field=>$value ){
			$FL_FORM[$field] =$value ;
			// echo "$field : ".$FL_FORM[$field]."<BR>";
		}

		$sql = "SELECT ".$CONF['userdb']['user_id_field'].", ".$CONF['userdb']['username_field'].", ".$CONF['userdb']['password_field'].
			" FROM ".$CONF['userdb']['users_table']." WHERE ".$CONF['userdb']['username_field']." = '" . str_replace("\\'", "''", $FL_FORM["username"] ). "'";

		if ( !($result = $db->sql_query($sql)) )
		{
			$XML_str.="<returnCode>-20</returnCode>\n";
			$XML_str.="<returnCodeDescription>Error in obtaining userdata for ".$FL_FORM["username"]."</returnCodeDescription>\n";
			$XML_str.="<flightID>0</flightID>\n";
			$XML_str.="</result>";	
			send_XML($XML_str);
			exit;
		}

		$passwdProblems=0;
		if( $row = $db->sql_fetchrow($result) ) {
			if( md5($FL_FORM[passwd]) != $row['user_password'] ) $passwdProblems=1;
		} else 	$passwdProblems=1;

		if ($passwdProblems) {
			$XML_str.="<returnCode>-21</returnCode>\n";
			$XML_str.="<returnCodeDescription>Error in password for ".$FL_FORM["username"]."</returnCodeDescription>\n";
			$XML_str.="<flightID>0</flightID>\n";
			$XML_str.="</result>";	
			send_XML($XML_str);
			exit;
		}
  	   $FL_FORM["userID"]=$row['user_id'];

	   $filename = "tmp/".$FL_FORM["igcFilename"];	   
	   if (!$handle = fopen($filename, 'w')) { 
			$XML_str.="<returnCode>-22</returnCode>\n";
			$XML_str.="<returnCodeDescription>Cannot open file ($filename)</returnCodeDescription>\n";
			$XML_str.="<flightID>0</flightID>\n";
			$XML_str.="</result>";	
			send_XML($XML_str);
			exit;
	   } 
	
	   // Write $somecontent to our opened file. 
	   if (!fwrite($handle, $FL_FORM["igc"])) { 
			$XML_str.="<returnCode>-23</returnCode>\n";
			$XML_str.="<returnCodeDescription>Cannot write to file ($filename)</returnCodeDescription>\n";
			$XML_str.="<flightID>0</flightID>\n";
		  $XML_str.="</result>";	
	 	  send_XML($XML_str);
		  exit;
	   } 		
	   fclose($handle); 
							

		list($errCode,$flightID)=addFlightFromFile($filename,0,$FL_FORM["userID"],
				array('private'=>$FL_FORM["private"],'cat'=>$FL_FORM["cat"],'linkURL'=>$FL_FORM["linkURL"],'comments'=>$FL_FORM["comments"] ) 
				) ;

		$XML_str.="<returnCode>$errCode</returnCode>\n";
		$XML_str.="<returnCodeDescription>".htmlspecialchars(getAddFlightErrMsg($errCode,$flightID))."</returnCodeDescription>\n";
		$XML_str.="<flightID>$flightID</flightID>\n";
		$XML_str.="</result>\n";	
		send_XML($XML_str);
	}

	function send_XML($XML_str) {
		if (!empty($HTTP_SERVER_VARS['SERVER_SOFTWARE']) && strstr($HTTP_SERVER_VARS['SERVER_SOFTWARE'], 'Apache/2'))
			header ('Cache-Control: no-cache, pre-check=0, post-check=0, max-age=0');
		else header ('Cache-Control: private, pre-check=0, post-check=0, max-age=0');
		header ('Expires: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
		header ('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
		header ('Content-Type: text/xml');
		echo "<?xml version=\"1.0\" encoding=\"iso-8859-1\" ?>\n";
		echo $XML_str;	
	}
?>