/** @see org.geoserver.config.GeoServerInitializer#initialize(org.geoserver.config.GeoServer) */
public void initialize(final GeoServer geoServer) throws Exception {
LOGGER.info(
"Initializing GeoServer specific GWC configuration from "
+ GWCConfigPersister.GWC_CONFIG_FILE);
final Version currentVersion = new Version("1.0.0");
final File configFile = configPersister.findConfigFile();
if (configFile == null) {
LOGGER.fine("GWC's GeoServer specific configuration not found, creating with old defaults");
GWCConfig oldDefaults = GWCConfig.getOldDefaults();
oldDefaults.setVersion(currentVersion.toString());
upgradeWMSIntegrationConfig(geoServer, oldDefaults);
createDefaultTileLayerInfos(oldDefaults);
configPersister.save(oldDefaults);
}
final GWCConfig config = configPersister.getConfig();
final Version version = new Version(config.getVersion());
if (currentVersion.compareTo(version) > 0) {
// got the global config file, so old defaults are already in place if need be. Now
// check whether we need to migrate the configuration from the Layer/GroupInfo metadata
// maps to the tile layer catalog store
moveTileLayerInfosToTileLayerCatalog();
config.setVersion(currentVersion.toString());
configPersister.save(config);
}
final GWCConfig gwcConfig = configPersister.getConfig();
checkNotNull(gwcConfig);
}
/**
* Returns a version object for the specified version string optionally returning null when the
* version string does not match one of the available WMS versions.
*
* @param version The version string.
* @param exact If set to false, a version object will always be returned. If set to true only a
* version matching on of the available wms versions will be returned.
* @return
*/
public static Version version(String version, boolean exact) {
if (version == null || 0 == version.trim().length()) {
return null;
}
if (VERSION_1_1_1.toString().equals(version)) {
return VERSION_1_1_1;
} else if (VERSION_1_3_0.toString().equals(version)) {
return VERSION_1_3_0;
}
return exact ? null : new Version(version);
}
@Override
public String mimeType(Version version) {
if (version != null && VERSION_11.equals(version)) {
return MIMETYPE_11;
}
return MIMETYPE_10;
}
/**
* Returns a supported version according to the version negotiation rules in section 6.2.4 of the
* WMS 1.3.0 spec.
*
* <p>For instance: <u>
* <li>request version not provided? -> higher version supported
* <li>requested version supported? -> that same version
* <li>requested version < lowest supported version? -> lowest supported
* <li>requested version > lowest supported version? -> higher supported version that's lower than
* the requested version </u>
*
* @param requestedVersion the request version, or {@code null} if unspecified
* @return
*/
public static Version negotiateVersion(final Version requestedVersion) {
if (null == requestedVersion) {
return VERSION_1_3_0;
}
if (VERSION_1_1_1.equals(requestedVersion)) {
return VERSION_1_1_1;
}
if (VERSION_1_3_0.equals(requestedVersion)) {
return VERSION_1_3_0;
}
if (requestedVersion.compareTo(VERSION_1_3_0) < 0) {
return VERSION_1_1_1;
}
return VERSION_1_3_0;
}
/**
* Transforms a crs identifier to its internal representation based on the specified WMS version.
*
* <p>In version 1.3 of WMS geographic coordinate systems are to be ordered y/x or
* latitude/longitude. The only possible way to represent this internally is to use the explicit
* epsg namespace "urn:x-ogc:def:crs:EPSG:". This method essentially replaces the traditional
* "EPSG:" namespace with the explicit.
*/
public static String toInternalSRS(String srs, Version version) {
if (VERSION_1_3_0.equals(version)) {
if (srs != null && srs.toUpperCase().startsWith("EPSG:")) {
srs = srs.toUpperCase().replace("EPSG:", "urn:x-ogc:def:crs:EPSG:");
}
}
return srs;
}
@Override
public void encode(
StyledLayerDescriptor sld, Version version, boolean pretty, OutputStream output)
throws IOException {
if (version != null && VERSION_11.compareTo(version) == 0) {
encode11(sld, pretty, output);
} else {
encode10(sld, pretty, output);
}
}
@Override
public void encodeValue(Object value, Class type, StringBuffer sql) {
if (byte[].class.equals(type)) {
byte[] input = (byte[]) value;
// check postgres version, if > 9 default encoding is hex
if (pgsqlVersion.compareTo(PGSQL_V_9_1) >= 0) {
encodeByteArrayAsHex(input, sql);
} else {
encodeByteArrayAsEscape(input, sql);
}
} else {
super.encodeValue(value, type, sql);
}
}
@Override
public List<Exception> validate(Object input, Version version, EntityResolver entityResolver)
throws IOException {
if (version == null) {
Object[] versionAndReader = getVersionAndReader(input);
version = (Version) versionAndReader[0];
input = versionAndReader[1];
}
if (version != null && VERSION_11.compareTo(version) == 0) {
return validate11(input, entityResolver);
} else {
return validate10(input, entityResolver);
}
}
@Override
public StyledLayerDescriptor parse(
Object input, Version version, ResourceLocator resourceLocator, EntityResolver entityResolver)
throws IOException {
if (version == null) {
Object[] versionAndReader = getVersionAndReader(input);
version = (Version) versionAndReader[0];
input = versionAndReader[1];
}
if (VERSION_11.compareTo(version) == 0) {
return parse11(input, resourceLocator, entityResolver);
} else {
return parse10(input, resourceLocator, entityResolver);
}
}
@SuppressWarnings({"rawtypes", "unchecked"})
@Override
public Object read(Object req, Map kvp, Map rawKvp) throws Exception {
GetFeatureInfoRequest request = (GetFeatureInfoRequest) super.read(req, kvp, rawKvp);
request.setRawKvp(rawKvp);
GetMapRequest getMapPart = new GetMapRequest();
try {
getMapPart = getMapReader.read(getMapPart, kvp, rawKvp);
} catch (ServiceException se) {
throw se;
} catch (Exception e) {
throw new ServiceException(e);
}
request.setGetMapRequest(getMapPart);
List<MapLayerInfo> getMapLayers = getMapPart.getLayers();
if ((getMapPart.getSldBody() != null || getMapPart.getSld() != null)
&& (rawKvp.get("QUERY_LAYERS") == null || "".equals(rawKvp.get("QUERY_LAYERS")))) {
// in this case we assume all layers in SLD body are to be queried (GS own extension)(
request.setQueryLayers(getMapLayers);
} else {
request.setQueryLayers(
new MapLayerInfoKvpParser("QUERY_LAYERS", wms)
.parse((String) rawKvp.get("QUERY_LAYERS")));
}
if (request.getQueryLayers().isEmpty()) {
throw new ServiceException(
"No QUERY_LAYERS has been requested, or no " + "queriable layer in the request anyways");
}
if (kvp.containsKey("propertyName")) {
List<List<String>> propertyNames = (List<List<String>>) kvp.get("propertyName");
if (propertyNames.size() == 1 && request.getQueryLayers().size() > 1) {
// assume we asked the same list for all layers
while (propertyNames.size() < request.getQueryLayers().size()) {
propertyNames.add(propertyNames.get(0));
}
}
if (propertyNames.size() != request.getQueryLayers().size()) {
throw new ServiceException(
"Mismatch between the property name set count "
+ propertyNames.size()
+ " and the query layers count "
+ request.getQueryLayers().size(),
"InvalidParameter",
"propertyName");
}
request.setPropertyNames(propertyNames);
}
// make sure they are a subset of layers
List<MapLayerInfo> queryLayers = new ArrayList<MapLayerInfo>(request.getQueryLayers());
queryLayers.removeAll(getMapLayers);
if (queryLayers.size() > 0) {
// we've already expanded base layers so let's avoid list the names, they are not
// the original ones anymore
throw new ServiceException(
"QUERY_LAYERS contains layers not cited in LAYERS. "
+ "It should be a proper subset of those instead");
}
for (MapLayerInfo l : request.getQueryLayers()) {
LayerInfo layerInfo = l.getLayerInfo();
if (!wms.isQueryable(layerInfo)) {
throw new ServiceException(
"Layer " + l.getName() + " is not queryable",
WMSErrorCode.LAYER_NOT_QUERYABLE.get(request.getVersion()),
"QUERY_LAYERS");
}
}
String format = (String) (kvp.containsKey("INFO_FORMAT") ? kvp.get("INFO_FORMAT") : null);
if (format == null) {
format = "text/plain";
} else {
List<String> infoFormats = wms.getAvailableFeatureInfoFormats();
if (!infoFormats.contains(format)) {
throw new ServiceException(
"Invalid format '" + format + "', supported formats are " + infoFormats,
"InvalidFormat",
"info_format");
}
if (wms.getAllowedFeatureInfoFormats().contains(format) == false)
throw wms.unallowedGetFeatureInfoFormatException(format);
}
request.setInfoFormat(format);
request.setFeatureCount(1); // DJB: according to the WMS spec (7.3.3.7 FEATURE_COUNT) this
// should be 1. also tested for by cite
try {
int maxFeatures = Integer.parseInt(String.valueOf(kvp.get("FEATURE_COUNT")));
request.setFeatureCount(maxFeatures);
} catch (NumberFormatException ex) {
// do nothing, FEATURE_COUNT is optional
}
Version version = wms.negotiateVersion(request.getVersion());
request.setVersion(version.toString());
// JD: most wms 1.3 client implementations still use x/y rather than i/j, so we support those
// too when i/j not specified when not running in strict cite compliance mode
String colPixel, rowPixel;
if (version.compareTo(WMS.VERSION_1_3_0) >= 0) {
colPixel = "I";
rowPixel = "J";
if (!kvp.containsKey(colPixel) && !kvp.containsKey(rowPixel)) {
if (!wms.getServiceInfo().isCiteCompliant()
&& kvp.containsKey("X")
&& kvp.containsKey("Y")) {
colPixel = "X";
rowPixel = "Y";
}
}
} else {
colPixel = "X";
rowPixel = "Y";
}
try {
String colParam = String.valueOf(kvp.get(colPixel));
String rowParam = String.valueOf(kvp.get(rowPixel));
int x = Integer.parseInt(colParam);
int y = Integer.parseInt(rowParam);
// ensure x/y in dimension of image
if (x < 0 || x > getMapPart.getWidth() || y < 0 || y > getMapPart.getHeight()) {
throw new ServiceException(
String.format(
"%d, %d not in dimensions of image: %d, %d",
x, y, getMapPart.getWidth(), getMapPart.getHeight()),
"InvalidPoint");
}
request.setXPixel(x);
request.setYPixel(y);
} catch (NumberFormatException ex) {
String msg = colPixel + " and " + rowPixel + " incorrectly specified";
throw new ServiceException(msg, "InvalidPoint");
}
return request;
}
/**
* Parses a map of key value pairs.
*
* <p>Important: This method modifies the map, overriding original values with parsed values.
*
* <p>This routine performs a lookup of {@link KvpParser} to parse the kvp entries.
*
* <p>If an individual parse fails, this method saves the exception, and adds it to the list that
* is returned.
*
* @param rawKvp raw or unparsed kvp.
* @return A list of errors that occured.
*/
public static List<Throwable> parse(Map kvp) {
// look up parser objects
Collection parsers = GeoServerExtensions.extensions(KvpParser.class);
// strip out parsers which do not match current service/request/version
String service = (String) kvp.get("service");
String version = (String) kvp.get("version");
String request = (String) kvp.get("request");
for (Iterator p = parsers.iterator(); p.hasNext(); ) {
KvpParser parser = (KvpParser) p.next();
if (parser.getService() != null && !parser.getService().equalsIgnoreCase(service)) {
p.remove();
continue;
}
if (parser.getVersion() != null && !parser.getVersion().toString().equals(version)) {
p.remove();
continue;
}
if (parser.getRequest() != null && !parser.getRequest().equalsIgnoreCase(request)) {
p.remove();
}
}
// parser the kvp's
ArrayList<Throwable> errors = new ArrayList<Throwable>();
for (Iterator itr = kvp.entrySet().iterator(); itr.hasNext(); ) {
Map.Entry entry = (Map.Entry) itr.next();
String key = (String) entry.getKey();
// find the parser for this key value pair
KvpParser parser = null;
for (Iterator pitr = parsers.iterator(); pitr.hasNext(); ) {
KvpParser candidate = (KvpParser) pitr.next();
if (key.equalsIgnoreCase(candidate.getKey())) {
if (parser == null) {
parser = candidate;
} else {
String curService = parser.getService();
Version curVersion = parser.getVersion();
String trgService = candidate.getService();
Version trgVersion = candidate.getVersion();
// determine if this parser more closely matches the request
if (curService == null) {
// if target service matches, it is a closer match
if (trgService != null && trgService.equalsIgnoreCase(service)) {
parser = candidate;
}
} else {
if (trgService != null && trgService.equalsIgnoreCase(service)) {
// both match, filter by version
if (trgVersion != null) {
if (curVersion == null && trgVersion.toString().equals(version)) {
parser = candidate;
}
} else {
if (curVersion == null) {
// ambiguous, unable to match
// TODO: use request
throw new IllegalStateException(
"Multiple kvp parsers: " + parser + "," + candidate);
}
}
}
}
}
}
}
// parse the value
Object parsed = null;
if (parser != null) {
try {
if (entry.getValue() instanceof String) {
String value = (String) entry.getValue();
parsed = parser.parse(value);
} else {
String[] values = (String[]) entry.getValue();
List result = new ArrayList();
for (String v : values) {
result.add(parser.parse(v));
}
parsed = result;
}
} catch (Throwable t) {
// dont throw any exceptions yet, befor the service is
// known
errors.add(t);
}
}
// if noone could parse, just set to string value
if (parsed != null) {
entry.setValue(parsed);
}
}
return errors;
}
