protected static void create(
List<MapReader> target, RenderingContext context, PJsonObject params) {
String map = params.getString("map");
String group = params.getString("group");
int metaTileWidth = params.getInt("metaTileWidth");
int metaTileHeight = params.getInt("metaTileHeight");
String units = context.getGlobalParams().getString("units");
target.add(
new KaMapCacheMapReader(map, group, units, metaTileWidth, metaTileHeight, context, params));
}
private KaMapCacheMapReader(
String map,
String group,
String units,
int metaTileWidth,
int metaTileHeight,
RenderingContext context,
PJsonObject params) {
super(context, params);
this.map = map;
this.group = group;
this.units = units;
this.metaTileWidth = metaTileWidth;
this.metaTileHeight = metaTileHeight;
PJsonArray maxExtent = params.getJSONArray("maxExtent");
PJsonArray tileSize = params.getJSONArray("tileSize");
tileCacheLayerInfo =
new TileCacheLayerInfo(
params.getJSONArray("resolutions"),
tileSize.getInt(0),
tileSize.getInt(1),
maxExtent.getFloat(0),
maxExtent.getFloat(1),
maxExtent.getFloat(2),
maxExtent.getFloat(3),
params.getString("extension"));
}
private WMTSMapReader(String layer, RenderingContext context, PJsonObject params) {
super(context, params);
this.layer = layer;
this.capabilitiesInfo = WMTSServiceInfo.getLayerInfo(baseUrl, layer, context);
// Optional (but mandatory if matrixIds is not provided)
PJsonArray maxExtent = params.optJSONArray(TILE_FULL_EXTENT, params.optJSONArray(MAX_EXTENT));
// Optional (but mandatory if matrixIds is not provided)
PJsonArray tileSize = params.optJSONArray(TILE_SIZE);
opacity = params.optFloat(OPACITY, 1.0F);
version = params.optString(VERSION, "1.0.0");
requestEncoding =
WMTSRequestEncoding.valueOf(
params.optString(REQUEST_ENCODING, WMTSRequestEncoding.REST.name()));
// Optional (but mandatory if matrixIds is not provided)
tileOrigin = params.optJSONArray(TILE_ORIGIN);
style = params.optString(STYLE, "");
// Optional
dimensions = params.optJSONArray(DIMENSIONS);
// Optional
dimensionsParams = params.optJSONObject(PARAMS);
matrixSet = params.getString(MATRIX_SET);
// Optional (but mandatory if matrixIds is not provided)
zoomOffset = params.optInt(ZOOM_OFFSET);
// Optional
matrixIds = params.optJSONArray(MATRIX_IDS);
// Optional (but mandatory if matrixIds is not provided)
formatSuffix = params.optString(FORMAT_SUFFIX, params.optString(EXTENSION));
// Optional (but mandatory if matrixIds is provided and requestEncoding is KVP)
format = params.optString(FORMAT);
if (tileOrigin == null && matrixIds == null) {
throw new IllegalArgumentException(
"Either " + TILE_ORIGIN + " or " + MATRIX_IDS + " is required.");
}
if (zoomOffset == null && matrixIds == null) {
throw new IllegalArgumentException(
"Either " + ZOOM_OFFSET + " or " + MATRIX_IDS + " is required.");
}
if (formatSuffix == null && matrixIds == null) {
throw new IllegalArgumentException(
"Either " + EXTENSION + " (or " + FORMAT_SUFFIX + ") or " + MATRIX_IDS + " is required.");
}
if (matrixIds == null) {
tileCacheLayerInfo =
new WMTSLayerInfo(
params.getJSONArray(RESOLUTIONS),
tileSize.getInt(0),
tileSize.getInt(1),
maxExtent.getFloat(0),
maxExtent.getFloat(1),
maxExtent.getFloat(2),
maxExtent.getFloat(3),
formatSuffix);
}
}
@Override
public List<? extends MapReader> create(
String type, RenderingContext context, PJsonObject params) {
return Collections.singletonList(
new WMTSMapReader(params.getString("layer"), context, params));
}
@Override
protected URI getTileUri(
URI commonUri,
Transformer transformer,
double minGeoX,
double minGeoY,
double maxGeoX,
double maxGeoY,
long w,
long h)
throws URISyntaxException, UnsupportedEncodingException {
if (matrixIds != null) {
PJsonArray topLeftCorner = matrix.getJSONArray(TOP_LEFT_CORNER);
float factor = 1 / (matrix.getFloat(RESOLUTION) * w);
int row = (int) Math.round((topLeftCorner.getDouble(1) - maxGeoY) * factor);
int col = (int) Math.round((minGeoX - topLeftCorner.getDouble(0)) * factor);
if (WMTSRequestEncoding.REST == requestEncoding) {
String path = commonUri.getPath();
for (int i = 0; i < dimensions.size(); i++) {
String d = dimensions.getString(i);
path = path.replace("{" + d + "}", dimensionsParams.getString(d.toUpperCase()));
}
path = path.replace("{TileMatrixSet}", matrixSet);
path = path.replace("{TileMatrix}", matrix.getString("identifier"));
path = path.replace("{TileRow}", String.valueOf(row));
path = path.replace("{TileCol}", String.valueOf(col));
return new URI(
commonUri.getScheme(),
commonUri.getUserInfo(),
commonUri.getHost(),
commonUri.getPort(),
path,
commonUri.getQuery(),
commonUri.getFragment());
} else {
String query = "SERVICE=WMTS";
query += "&REQUEST=GetTile";
query += "&VERSION=" + version;
query += "&LAYER=" + layer;
query += "&STYLE=" + style;
query += "&TILEMATRIXSET=" + matrixSet;
query += "&TILEMATRIX=" + matrix.getString("identifier");
query += "&TILEROW=" + row;
query += "&TILECOL=" + col;
query += "&FORMAT=" + format;
if (dimensions != null) {
for (int i = 0; i < dimensions.size(); i++) {
String d = dimensions.getString(i);
query += "&" + d + "=" + dimensionsParams.getString(d.toUpperCase());
}
}
return new URI(
commonUri.getScheme(),
commonUri.getUserInfo(),
commonUri.getHost(),
commonUri.getPort(),
commonUri.getPath(),
query,
commonUri.getFragment());
}
} else {
double targetResolution = (maxGeoX - minGeoX) / w;
WMTSLayerInfo.ResolutionInfo resolution =
tileCacheLayerInfo.getNearestResolution(targetResolution);
int col =
(int)
Math.round(
Math.floor(
((maxGeoX + minGeoX) / 2 - tileOrigin.getDouble(0))
/ (resolution.value * w)));
int row =
(int)
Math.round(
Math.floor(
(tileOrigin.getDouble(1) - (maxGeoY + minGeoY) / 2)
/ (resolution.value * h)));
StringBuilder path = new StringBuilder();
if (!commonUri.getPath().endsWith("/")) {
path.append('/');
}
if (requestEncoding == WMTSRequestEncoding.REST) {
path.append(version);
path.append('/').append(layer);
path.append('/').append(style);
// Add dimensions
if (dimensions != null) {
for (int i = 0; i < dimensions.size(); i++) {
path.append('/').append(dimensionsParams.getString(dimensions.getString(i)));
}
}
path.append('/').append(matrixSet);
path.append('/').append(resolution.index + zoomOffset);
path.append('/').append(row);
path.append('/').append(col);
path.append('.').append(tileCacheLayerInfo.getExtension());
return new URI(
commonUri.getScheme(),
commonUri.getUserInfo(),
commonUri.getHost(),
commonUri.getPort(),
commonUri.getPath() + path,
commonUri.getQuery(),
commonUri.getFragment());
} else {
String query = "SERVICE=WMTS";
query += "&REQUEST=GetTile";
query += "&VERSION=" + version;
query += "&LAYER=" + layer;
query += "&STYLE=" + style;
query += "&TILEMATRIXSET=" + matrixSet;
String tileMatrix = "" + (resolution.index + zoomOffset);
if (capabilitiesInfo != null && capabilitiesInfo.getTileMatrices().containsKey(matrixSet)) {
final WMTSServiceInfo.TileMatrixSet tileMatrixSet =
capabilitiesInfo.getTileMatrices().get(matrixSet);
if (!tileMatrixSet.limits.containsKey(tileMatrix)) {
// try to find a tileMatrix from capabilities that seems to match parameters
final WMTSServiceInfo.TileMatrixLimit limit =
tileMatrixSet.limits.get(matrixSet + ":" + tileMatrix);
if (limit != null) {
tileMatrix = limit.id;
} else {
for (WMTSServiceInfo.TileMatrixLimit l : tileMatrixSet.limits.values()) {
if (l.id.endsWith(":" + tileMatrix)) {
tileMatrix = l.id;
break;
}
}
}
}
}
query += "&TILEMATRIX=" + tileMatrix;
query += "&TILEROW=" + row;
query += "&TILECOL=" + col;
query += "&FORMAT=" + (formatSuffix.equals("png") ? "image/png" : "image/jpeg");
if (dimensions != null) {
for (int i = 0; i < dimensions.size(); i++) {
String d = dimensions.getString(i);
query += "&" + d + "=" + dimensionsParams.getString(d.toUpperCase());
}
}
return new URI(
commonUri.getScheme(),
commonUri.getUserInfo(),
commonUri.getHost(),
commonUri.getPort(),
commonUri.getPath(),
query,
commonUri.getFragment());
}
}
}
/**
* Do the actual work of creating the PDF temporary file.
*
* @throws InterruptedException
*/
protected TempFile doCreatePDFFile(String spec, HttpServletRequest httpServletRequest)
throws IOException, DocumentException, ServletException, InterruptedException {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Generating PDF for spec=" + spec);
}
if (SPEC_LOGGER.isInfoEnabled()) {
SPEC_LOGGER.info(spec);
}
PJsonObject specJson = MapPrinter.parseSpec(spec);
if (specJson.has("app")) {
app = specJson.getString("app");
} else {
app = null;
}
MapPrinter mapPrinter = getMapPrinter(app);
Map<String, String> headers = new HashMap<String, String>();
TreeSet<String> configHeaders = mapPrinter.getConfig().getHeaders();
if (configHeaders == null) {
configHeaders = new TreeSet<String>();
configHeaders.add("Referer");
configHeaders.add("Cookie");
}
for (Iterator<String> header_iter = configHeaders.iterator(); header_iter.hasNext(); ) {
String header = header_iter.next();
if (httpServletRequest.getHeader(header) != null) {
headers.put(header, httpServletRequest.getHeader(header));
}
}
final OutputFormat outputFormat = mapPrinter.getOutputFormat(specJson);
// create a temporary file that will contain the PDF
final File tempJavaFile =
File.createTempFile(
TEMP_FILE_PREFIX, "." + outputFormat.getFileSuffix() + TEMP_FILE_SUFFIX, getTempDir());
TempFile tempFile = new TempFile(tempJavaFile, specJson, outputFormat);
FileOutputStream out = null;
try {
out = new FileOutputStream(tempFile);
mapPrinter.print(specJson, out, headers);
return tempFile;
} catch (IOException e) {
deleteFile(tempFile);
throw e;
} catch (DocumentException e) {
deleteFile(tempFile);
throw e;
} catch (InterruptedException e) {
deleteFile(tempFile);
throw e;
} finally {
if (out != null) {
out.close();
}
}
}