[Mapbender-commits] r6281 - trunk/mapbender/http/php

[svn_mapbender at osgeo.org]

Author: kmq
Date: 2010-06-17 07:23:08 +0000 (Thu, 17 Jun 2010)
New Revision: 6281

Added:
   trunk/mapbender/http/php/intersection.php
Log:
added intersect script for click detection

Added: trunk/mapbender/http/php/intersection.php
===================================================================
--- trunk/mapbender/http/php/intersection.php	                        (rev 0)
+++ trunk/mapbender/http/php/intersection.php	2010-06-17 07:23:08 UTC (rev 6281)
@@ -0,0 +1,41 @@
+<?php
+require dirname(__FILE__) . "/../../core/globalSettings.php" ;
+$request = new AjaxResponse($_REQUEST);
+$method = $request->getMethod();
+
+try{
+switch ($method) {
+
+	case "intersect":
+		$geometries = $request->getParameter("geometries");
+		$clickPoint = $request->getparameter("clickPoint");
+		$resultGeometries = array();
+
+		$i = 0;
+		foreach($geometries as $geometry){
+			$sql = "SELECT ST_Intersects ('$clickPoint'::geometry, '$geometry'::geometry);";
+			$dbresult = db_query($sql);
+			$row =  db_fetch_array($dbresult);
+			$result = $row["st_intersects"] == "f" ? false : true;
+			if($result){
+				$resultGeometries[$i] = $geometry;
+			}
+			$i++;
+		}
+
+		$request->setSuccess(true);
+		$request->setResult(array("geometries" => $resultGeometries));
+	break;
+
+	default:
+		$e = new mb_exception(__FILE__ . ": RPC called with invalid Method '$method'");
+		$request->setSuccess(false);
+		$request->setMessage(__FILE__ . ": RPC called with invalid Method '$method'");
+}
+}catch(Exception $E){
+	$e = new mb_exception(__FILE__ . ": RPC failed. Exception: '$E'");
+	$request->setSuccess(false);
+	$request->setMessage(__FILE__ . ": RPC failed. Exception: '$E'");
+}
+$request->send();
+?>