[Mapbender-commits] r7068 - in trunk/mapbender: lib test/http/classes

[svn_mapbender at osgeo.org]

Author: christoph
Date: 2010-10-27 03:38:05 -0700 (Wed, 27 Oct 2010)
New Revision: 7068

Added:
   trunk/mapbender/lib/class_OgcFilter.php
   trunk/mapbender/test/http/classes/OgcFilterTest.php
Log:
Allows the creation of OGC filter XMLs. Inherits from existing Filter class. Needs to be enhanced for complex filters.

Added: trunk/mapbender/lib/class_OgcFilter.php
===================================================================
--- trunk/mapbender/lib/class_OgcFilter.php	                        (rev 0)
+++ trunk/mapbender/lib/class_OgcFilter.php	2010-10-27 10:38:05 UTC (rev 7068)
@@ -0,0 +1,57 @@
+<?php
+# License:
+# Copyright (c) 2009, Open Source Geospatial Foundation
+# This program is dual licensed under the GNU General Public License
+# and Simplified BSD license.
+# http://svn.osgeo.org/mapbender/trunk/mapbender/license/license.txt
+
+require_once dirname(__FILE__) . "/class_Filter.php";
+require_once dirname(__FILE__) . "/../http/classes/class_wfs_configuration.php";
+require_once dirname(__FILE__) . "/../http/classes/class_universal_gml_factory.php";
+require_once dirname(__FILE__) . "/../http/classes/class_universal_wfs_factory.php";
+
+
+/**
+ * Description of class_OgcFilter
+ *
+ * @author cbaudson
+ */
+class OgcFilter extends Filter {
+	const SPATIAL_OPERATORS = "Intersects";
+
+	public function __construct () {
+		$allOperators = implode(",", array(self::OPERATORS, self::SPATIAL_OPERATORS));
+		if (func_num_args() === 4) {
+			$this->operator = func_get_arg(0);
+			$this->key = func_get_arg(1);
+			$this->value = func_get_arg(2);
+			$this->wfsConf = func_get_arg(3);
+			if (!in_array($this->operator, explode(",", $allOperators))) {
+				throw new Exception ("OgcFilter: Invalid operator " . $this->operator);
+			}
+			if (!is_a($this->wfsConf, "WfsConfiguration")) {
+				throw new Exception ("OgcFilter: wfsConf is not a WFS Configuration.");
+			}
+
+		}
+		else {
+			throw new Exception("OgcFilter: Insufficient arguments.");
+		}
+	}
+
+	public function toXmlNoWrap() {
+		$k = "<ogc:PropertyName>" . $this->key . "</ogc:PropertyName>";
+		if (in_array($this->operator, explode(",", self::SPATIAL_OPERATORS))) {
+			$gmlFactory = new UniversalGmlFactory();
+			$gml = $gmlFactory->createFromGeoJson($this->value, $this->wfsConf);
+			$v = $gml->toGml();
+		}
+		return "<" . $this->operator . ">" . $k . $v . "</" . $this->operator . ">";
+	}
+	
+	public function toXml () {
+		return "<ogc:Filter>" . $this->toXmlNoWrap() . "</ogc:Filter>";
+	}
+
+}
+?>

Added: trunk/mapbender/test/http/classes/OgcFilterTest.php
===================================================================
--- trunk/mapbender/test/http/classes/OgcFilterTest.php	                        (rev 0)
+++ trunk/mapbender/test/http/classes/OgcFilterTest.php	2010-10-27 10:38:05 UTC (rev 7068)
@@ -0,0 +1,105 @@
+<?php
+require_once 'PHPUnit/Framework.php';
+require_once dirname(__FILE__) . "/../../../lib/class_OgcFilter.php";
+
+class OgcFilterTest extends PHPUnit_Framework_TestCase {
+
+	public function testConstructorEmpty () {
+		try {
+			$filter = new OgcFilter();
+		}
+		catch (Exception $e) {
+			return;
+		}
+		$this->fail('An expected Exception has not been raised.');
+	}
+
+	public function testInvalidOperator () {
+		try {
+			$filter = new OgcFilter("gsdfhj", "a", "b", new WfsConfiguration());
+		}
+		catch (Exception $e) {
+			return;
+		}
+		$this->fail('An expected Exception has not been raised.');
+	}
+
+	public function testInvalidWfsConf () {
+		try {
+			$filter = new OgcFilter("Intersects", "a", 3, null);
+		}
+		catch (Exception $e) {
+			return;
+		}
+		$this->fail('An expected Exception has not been raised.');
+	}
+
+	// this test is not operational
+/*
+	public function testOperatorIntersects () {
+		$geoJson = <<<GEOJSON
+{
+    "type": "FeatureCollection",
+    "features": [
+        {
+            "type": "Feature",
+            "crs": {
+                "type": "name",
+                "properties": {
+                    "name": "EPSG:4326"
+                }
+            },
+            "geometry": {
+                "type": "Polygon",
+                "coordinates": [
+                    [
+                        28,
+                        -38
+                    ],
+                    [
+                        31,
+                        -38
+                    ],
+                    [
+                        31,
+                        -41
+                    ],
+                    [
+                        28,
+                        -41
+                    ],
+                    [
+                        28,
+                        -38
+                    ]
+                ]
+            }
+        }
+    ]
+}
+GEOJSON;
+		$wfsConf = new WfsConfiguration();
+		
+		$filter = new OgcFilter("Intersects", "topp:the_geom", $geoJson, $wfsConf);
+
+		$filterXml = <<<FILTER
+<ogc:Filter>
+	<Intersects>
+		<ogc:PropertyName>topp:the_geom</ogc:PropertyName>
+		<gml:Polygon srsName="EPSG:4326">
+			<gml:outerBoundaryIs>
+				<gml:LinearRing>
+					<gml:coordinates>28,-38 31,-38 31,-41 28,-41 28,-38</gml:coordinates>
+				</gml:LinearRing>
+			</gml:outerBoundaryIs>
+		</gml:Polygon>
+	</Intersects>
+</ogc:Filter>
+FILTER;
+		
+//		$this->assertEquals($filterXml, $filter->toXml());
+	}
+
+*/
+}
+?>
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