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Plugins/features/mark.js/datatables.mark.es6.js

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JavaScript

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/*!***************************************************
* datatables.mark.js v2.0.1
* https://github.com/julmot/datatables.mark.js
* Copyright (c) 20162017, Julian Motz
* Released under the MIT license https://git.io/voRZ7
*****************************************************/
'use strict';
((factory, window, document) => {
if (typeof exports === 'object') {
const jquery = require('jquery');
require('datatables.net');
require('mark.js/dist/jquery.mark.js');
module.exports = factory(window, document, jquery);
} else if (typeof define === 'function' && define.amd) {
define(['jquery', 'datatables.net', 'markjs'], jQuery => {
return factory(window, document, jQuery);
});
} else {
factory(window, document, jQuery);
}
})((window, document, $) => {
class MarkDataTables {
constructor(dtInstance, options) {
if (!$.fn.mark || !$.fn.unmark) {
throw new Error('jquery.mark.js is necessary for datatables.mark.js');
}
this.instance = dtInstance;
this.options = typeof options === 'object' ? options : {};
this.intervalThreshold = 49;
this.intervalMs = 300;
this.initMarkListener();
}
initMarkListener() {
const ev = 'draw.dt.dth column-visibility.dt.dth column-reorder.dt.dth';
let intvl = null;
this.instance.on(ev, () => {
const rows = this.instance.rows({
filter: 'applied',
page: 'current'
}).nodes().length;
if (rows > this.intervalThreshold) {
clearTimeout(intvl);
intvl = setTimeout(() => {
this.mark();
}, this.intervalMs);
} else {
this.mark();
}
});
this.instance.on('destroy', () => {
this.instance.off(ev);
});
this.mark();
}
mark() {
const globalSearch = this.instance.search();
$(this.instance.table().body()).unmark(this.options);
this.instance.columns({
search: 'applied',
page: 'current'
}).nodes().each((nodes, colIndex) => {
const columnSearch = this.instance.column(colIndex).search(),
searchVal = columnSearch || globalSearch;
if (searchVal) {
nodes.forEach(node => {
$(node).mark(searchVal, this.options);
});
}
});
}
}
$(document).on('init.dt.dth', (event, settings) => {
if (event.namespace !== 'dt') {
return;
}
const dtInstance = $.fn.dataTable.Api(settings);
let options = null;
if (dtInstance.init().mark) {
options = dtInstance.init().mark;
} else if ($.fn.dataTable.defaults.mark) {
options = $.fn.dataTable.defaults.mark;
}
if (options === null) {
return;
}
new MarkDataTables(dtInstance, options);
});
}, window, document);