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replace_template_strings.js
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replace_template_strings.js
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/*
* Licensed to Elasticsearch B.V. under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch B.V. licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import { Writer } from 'mustache';
import chrome from 'ui/chrome';
import { metadata } from 'ui/metadata';
import {
DOC_LINK_VERSION,
ELASTIC_WEBSITE_URL,
documentationLinks
} from 'ui/documentation_links/documentation_links';
const TEMPLATE_TAGS = ['{', '}'];
// Can not use 'Mustache' since its a global object
const mustacheWriter = new Writer();
// do not html escape output
mustacheWriter.escapedValue = function escapedValue(token, context) {
const value = context.lookup(token[1]);
if (value != null) {
return value;
}
};
export function replaceTemplateStrings(text, params = {}) {
const variables = {
// '{' and '}' can not be used in template since they are used as template tags.
// Must use '{curlyOpen}'' and '{curlyClose}'
curlyOpen: '{',
curlyClose: '}',
config: {
cloud: {
id: chrome.getInjected('cloudId')
},
docs: {
base_url: ELASTIC_WEBSITE_URL,
beats: {
filebeat: documentationLinks.filebeat.base,
metricbeat: documentationLinks.metricbeat.base,
heartbeat: documentationLinks.heartbeat.base
},
logstash: documentationLinks.logstash.base,
version: DOC_LINK_VERSION
},
kibana: {
version: metadata.version
}
},
params: params
};
mustacheWriter.parse(text, TEMPLATE_TAGS);
return mustacheWriter.render(text, variables);
}