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Added style parsing for wmts sources #19

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Added style parsing for wmts sources #19

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44 changes: 31 additions & 13 deletions src/wmts.js
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Original file line number Diff line number Diff line change
Expand Up @@ -76,7 +76,7 @@ const select = xpath.useNamespaces({
* @param {Document} node
* @returns {BBox} BBox
*/
function selectBBox (node) {
function selectBBox(node) {
var southwest = select('string(//ows:WGS84BoundingBox//ows:LowerCorner)', node, true)
var northeast = select('string(//ows:WGS84BoundingBox//ows:UpperCorner)', node, true)
if (southwest && northeast) {
Expand All @@ -90,13 +90,13 @@ function selectBBox (node) {
/**
* Parse Contents Layer
*
* @param {Document}
* @param {Document}
* @returns {Layer} layer[]
*/
function layers(doc){
const out=[];
function layers(doc) {
const out = [];
const layers = select('//Contents/Layer', doc);
layers.forEach(l =>{
layers.forEach(l => {
out.push(layer(l));
});
return out;
Expand All @@ -108,11 +108,27 @@ function layers(doc){
* @param {Document} doc
* @returns {Layer} layer
*/
function layer (doc) {
function layer(doc) {
const title = select('string(./ows:Title)', doc, true)
const identifier = select('string(./ows:Identifier)', doc, true)
const abstract = select('string(./ows:Abstract)', doc, true)
const formats = select('./Format', doc).map(format => format.textContent)
var styles = select('./Style/ows:Identifier', doc).map(style =>
style.textContent.trim()
)
var style = select('string(./Style[@isDefault="true"]/ows:Identifier)', doc)
if (!style) {
if (styles.length) {
style = styles[0]
} else {
style = 'default'
}
}

if (!styles.length) {
styles.push('default')
}

const bbox = selectBBox(doc)
const zooms = zoomLevels(doc)
const tileMatrixSets = zooms.tileMatrixSets
Expand All @@ -126,11 +142,13 @@ function layer (doc) {
abstract: abstract || null,
identifier: identifier || null,
format: format || null,
formats: formats,
bbox: bbox,
minzoom: minzoom,
maxzoom: maxzoom,
tileMatrixSets: tileMatrixSets
formats,
bbox,
minzoom,
maxzoom,
tileMatrixSets,
style,
styles
}
}

Expand All @@ -140,7 +158,7 @@ function layer (doc) {
* @param {Document} doc
* @returns {URL} url
*/
function url (doc) {
function url(doc) {
var resourceURL = select('string(//ResourceURL/@template)', doc, true)
const getTile = select('string(//ows:Operation[@name="GetTile"]//ows:Get/@xlink:href)', doc, true)
var getCapabilities = select('string(//ows:Operation[@name="GetCapabilities"]//ows:Get/@xlink:href)', doc, true)
Expand Down Expand Up @@ -181,7 +199,7 @@ function url (doc) {
* @param {string|Document} xml
* @returns {Metadata} WMTS Metadata
*/
module.exports = function (xml) {
module.exports = function(xml) {
const doc = createDocument(xml)
return {
service: service(doc),
Expand Down