add source for kbn yml tilemap configuration

x-pack/plugins/gis/public/components/gis_app.js

@@ -7,9 +7,12 @@
 import React from 'react';
 import { KibanaMap } from './kibana_map';
 import { LayerControl } from './layer_control';
+
 import { TMSSource } from '../sources/tms_source';
 import { EMSVectorSource } from '../sources/ems_vector_source';
 import { EMSTMSSource } from '../sources/ems_tms_source';
+import { KbnYmlTMSSource } from '../sources/kbnyml_tms_source';
+
 import { TileLayer } from '../layers/tile_layer';
 import { VectorLayer } from '../layers/vector_layer';
 
@@ -25,17 +28,26 @@ export class GISApp extends React.Component {
   async _createPlaceholders() {
 
     //todo: some hardcoded example layers
-    const defaultEmsTMSSource = new EMSTMSSource({
+    const emsTMSSource = new EMSTMSSource({
       kbnCoreAPI: this.props.kbnCoreAPI,
       serviceId: "road_map"
     });
-    const tmsLayer = new TileLayer(defaultEmsTMSSource);
+    const tmsLayer = new TileLayer(emsTMSSource);
     await this._kbnMap.addLayer(tmsLayer);
     const osmSource = new TMSSource({
       urlTemplate: "https://a.tile.openstreetmap.org/{z}/{x}/{y}.png"
     });
-    const tmsLayer2 = new TileLayer(osmSource);
-    await this._kbnMap.addLayer(tmsLayer2);
+
+    const omsLayer = new TileLayer(osmSource);
+    await this._kbnMap.addLayer(omsLayer);
+
+    try {
+      const kbnymlTmsSource = new KbnYmlTMSSource({ kbnCoreAPI: this.props.kbnCoreAPI });
+      const tmsLayer = new TileLayer(kbnymlTmsSource);
+      await this._kbnMap.addLayer(tmsLayer);
+    } catch(e) {
+      console.warn('no valid tms configuration in yml');
+    }
 
     const vectorSource = new EMSVectorSource({
       kbnCoreAPI: this.props.kbnCoreAPI,

x-pack/plugins/gis/public/index.js

@@ -35,8 +35,10 @@ uiModules
   .get('kibana')
   .run((Private, $injector) => {
     const serviceSettings = $injector.get('serviceSettings');
+    const mapConfig = $injector.get('mapConfig');
     kbnCoreAPI = {
-      serviceSettings: serviceSettings
+      serviceSettings: serviceSettings,
+      mapConfig: mapConfig
     };
   });
 

x-pack/plugins/gis/public/sources/kbnyml_tms_source.js

@@ -0,0 +1,33 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import { ASource } from './source';
+import { parse as parseUrl } from 'url';
+
+/**
+ * There's only single TMS configuration in kibana.yml
+ */
+export class KbnYmlTMSSource extends ASource {
+
+  constructor(options) {
+    super();
+    this._kbnCoreAPI = options.kbnCoreAPI;
+    this._urlTemplate = (this._kbnCoreAPI.mapConfig.tilemap && this._kbnCoreAPI.mapConfig.tilemap.url) ?
+      this._kbnCoreAPI.mapConfig.tilemap.url : null;
+  }
+
+  getDisplayName() {
+    const parsedUrl = parseUrl(this._urlTemplate);
+    return parsedUrl.hostname;
+  }
+
+  async getUrlTemplate() {
+    if (!this._kbnCoreAPI.mapConfig.tilemap || !this._kbnCoreAPI.mapConfig.tilemap.url) {
+      throw new Error('no tilemap configuration');
+    }
+    return this._urlTemplate;
+  }
+}