[Mapbender-commits] r9707 - trunk/mapbender/http/classes

[svn_mapbender at osgeo.org]

Author: armin11
Date: 2017-03-22 06:04:57 -0700 (Wed, 22 Mar 2017)
New Revision: 9707

Added:
   trunk/mapbender/http/classes/class_owsPostQueryParser.php
Log:
First simple draft of class to parse ows post requests - needed for owsproxy

Added: trunk/mapbender/http/classes/class_owsPostQueryParser.php
===================================================================
--- trunk/mapbender/http/classes/class_owsPostQueryParser.php	                        (rev 0)
+++ trunk/mapbender/http/classes/class_owsPostQueryParser.php	2017-03-22 13:04:57 UTC (rev 9707)
@@ -0,0 +1,77 @@
+<?php
+# $Id: class_owsPostQueryParser.php $
+# http://www.mapbender.org/index.php/class_owsPostQueryParser.php
+# Copyright (C) 2002 CCGIS 
+#
+# 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, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+require_once(dirname(__FILE__)."/../../core/globalSettings.php");
+
+/**
+ * An class to parse OWS Post queries to extract the relevant parameters
+ */
+ class OwsPostQueryParser {
+	var $serviceType; //string
+	var $serviceVersion; //string
+	var $serviceRequestType; //string
+	var $parsingSuccessful; //boolean
+	/**
+	 * Constructor of the OwsPostQueryHandler
+	 * 
+	 */
+	function __construct($postData){
+		//parse xml via dom
+		$this->parsingSuccessfull = false;
+		$queryDomObject = new DOMDocument();
+		libxml_use_internal_errors(true);
+		try {
+			$queryDomObject->loadXML($postData);
+			if ($queryDomObject === false) {
+				foreach(libxml_get_errors() as $error) {
+        				$err = new mb_exception("class_owsPostQueryHandler.php: ".$error->message);
+    				}
+				throw new Exception("class_owsPostQueryHandler.php: ".'Cannot parse post query with dom!');
+			}
+		}
+		catch (Exception $e) {
+    			$err = new mb_exception("class_owsPostQueryHandler.php: ".$e->getMessage());
+		}
+		if ($queryDomObject !== false) {
+			$xpath = new DOMXPath($queryDomObject);
+			$rootNamespace = $queryDomObject->lookupNamespaceUri($queryDomObject->namespaceURI);
+			//$e = new mb_exception("class_owsPostQueryHandler.php: ".json_encode($rootNamespace));
+			switch ($rootNamespace) {
+				case "http://www.opengis.net/wfs/2.0": 
+					$this->serviceType = "WFS";
+                                	break;
+				//maybe 1.1.0 or 1.0.0
+				case "http://www.opengis.net/wfs": 
+					$this->serviceType = "WFS";
+                                	break;
+				//maybe 1.1.0 or 1.1.1 or 1.3.0 - does 1.1.0 and 1.1.1 support POST?
+				case "http://www.opengis.net/wms": 
+					$this->serviceType = "WMS";
+                                	break;
+			}
+			//$xpath->registerNamespace('defaultns', $rootNamespace); 
+			$this->serviceRequestType = $queryDomObject->documentElement->tagName;
+			$this->serviceVersion = $queryDomObject->documentElement->getAttribute("version");
+			//validate extracted parameters
+		}
+		
+	}
+
+}
+?>