/* (c) 2014 Open Source Geospatial Foundation - all rights reserved
* (c) 2001 - 2013 OpenPlans
* This code is licensed under the GPL 2.0 license, available at the root
* application directory.
*/
/*
* Created on April 20, 2005
*
*/
package org.vfny.geoserver.util;
import java.io.File;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletContext;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.geoserver.platform.GeoServerExtensions;
import org.geoserver.platform.GeoServerResourceLoader;
import org.geoserver.platform.resource.Resource;
import org.geoserver.platform.resource.Resource.Type;
import org.geotools.data.DataUtilities;
import org.geotools.data.wms.request.GetMapRequest;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
import org.xml.sax.helpers.DefaultHandler;
public class GETMAPValidator {
public GETMAPValidator() {
}
/**
* validates against the "normal" location of the schema (ie. ".../capabilities/sld/StyleLayerDescriptor.xsd"
* uses the geoserver_home patch
* @param xml
* @param req
* @return
*/
public List validateGETMAP(InputStream xml) {
GeoServerResourceLoader loader = GeoServerExtensions.bean(GeoServerResourceLoader.class);
Resource schema = loader.get("data/capabilities/sld/GetMap.xsd");
File schemaFile = schema.file();
try {
return validateGETMAP(xml, DataUtilities.fileToURL(schemaFile));
} catch (Exception e) {
ArrayList al = new ArrayList();
al.add(new SAXException(e));
return al;
}
}
public static String getErrorMessage(InputStream xml, List errors) {
return getErrorMessage(new InputStreamReader(xml), errors);
}
/**
* returns a better formated error message - suitable for framing.
* There's a more complex version in StylesEditorAction.
*
* This will kick out a VERY LARGE errorMessage.
*
* @param xml
* @param errors
*/
public static String getErrorMessage(Reader xml, List errors) {
return SLDValidator.getErrorMessage(xml, errors);
}
public List validateGETMAP(InputStream xml, URL SchemaUrl) {
return validateGETMAP(new InputSource(xml), SchemaUrl);
}
public List validateGETMAP(InputSource xml, ServletContext servContext) {
GeoServerResourceLoader loader = GeoServerExtensions.bean(GeoServerResourceLoader.class);
Resource schema = loader.get("data/capabilities/sld/GetMap.xsd");
File schemaFile = schema.file();
// File schemaFile = new File(GeoserverDataDirectory.getGeoserverDataDirectory(),
// "/data/capabilities/sld/GetMap.xsd");
try {
return validateGETMAP(xml, DataUtilities.fileToURL(schemaFile));
} catch (Exception e) {
ArrayList al = new ArrayList();
al.add(new SAXException(e));
return al;
}
}
/**
* validate a GETMAP against the schema
*
* @param xml input stream representing the GETMAP file
* @param SchemaUrl location of the schemas. Normally use ".../capabilities/sld/StyleLayerDescriptor.xsd"
* @return list of SAXExceptions (0 if the file's okay)
*/
public List validateGETMAP(InputSource xml, URL SchemaUrl) {
return ResponseUtils.validate(xml, SchemaUrl, true);
}
}