65 lines
1.6 KiB
JavaScript
65 lines
1.6 KiB
JavaScript
var _ = require('../../lib/utils'),
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paramHelper = require('../../lib/param_helper'),
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errors = require('../../lib/errors'),
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q = require('q');
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/**
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* Perform an elasticsearch [indices.exists](http://www.elasticsearch.org/guide/reference/api/admin-indices-indices-exists/) request
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*
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* @for Client
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* @method indices.exists
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* @param {Object} params - An object with parameters used to carry out this action
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*/
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function doIndicesExists(params, cb) {
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params = params || {};
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var request = {
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ignore: _.union([404], params.ignore)
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}
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, parts = {}
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, query = {}
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, responseOpts = {};
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request.method = 'HEAD';
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// find the paths's params
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switch (typeof params.index) {
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case 'string':
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parts.index = params.index;
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break;
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case 'object':
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if (_.isArray(params.index)) {
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parts.index = params.index.join(',');
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} else {
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throw new TypeError('Invalid index: ' + params.index + ' should be a comma seperated list, array, or boolean.');
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}
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break;
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default:
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parts.index = !!params.index;
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}
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// build the path
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if (parts.hasOwnProperty('index')) {
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request.path = '/' + encodeURIComponent(parts.index) + '';
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}
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else {
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throw new TypeError('Unable to build a path with those params. Supply at least [object Object]');
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}
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// build the query string
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request.path = request.path + _.makeQueryString(query);
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this.client.request(request, function (err, response) {
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if (err instanceof errors.NotFound) {
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cb(err, false);
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} else {
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cb(err, true);
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}
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});
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}
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module.exports = doIndicesExists;
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