85 lines
No EOL
2.3 KiB
JavaScript
85 lines
No EOL
2.3 KiB
JavaScript
/****************************************/
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/* functions */
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/****************************************/
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function load(urlHTML, elementHTML, urlJS, elementJS) {
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fetch(urlHTML).then(res => {
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return res.text();
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}).then(htmltext => {
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return elementHTML.innerHTML = htmltext;
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}).then(loadedHTML => {
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loadJS(urlJS, elementJS);
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})
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.catch(
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function (err) {
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console.warn('Could not load the Navbar.', err)
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}
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);
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}
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function loadHTML(url, element) {
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fetch(url).then(res => {
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return res.text();
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}).then(htmltext => {
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element.innerHTML = htmltext;
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}).catch(
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function (err) {
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console.warn('Could not load the Navbar.', err)
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}
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);
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}
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function loadJS(url, element) {
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var scriptTag = document.createElement('script');
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scriptTag.src = url;
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element.appendChild(scriptTag);
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}
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function ready(callback) {
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// in case the document is already rendered
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if (document.readyState != 'loading') callback();
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// modern browsers
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else if (document.addEventListener) document.addEventListener('DOMContentLoaded', callback);
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// IE <= 8
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else document.attachEvent('onreadystatechange', function () {
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if (document.readyState == 'complete') callback();
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});
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}
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/**
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* Parse each character of the given string.
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* @param {string} string
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* @returns number of '/' in the string
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*/
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function getSlashNum(string) {
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var returnValue = 0;
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for (char of string) {
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if (char == "/") {
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returnValue++;
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}
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}
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return returnValue;
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}
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/**
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* Will contenate a string of slash (num of parent dir) onto a given path
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* @param {Int, number of slashes} slashNum
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* @param {Concat String} basePath
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* @returns the concatened string
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*/
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function concatPath(slashNum, basePath)
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{
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var slashString = "";
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for (let i = 0; i < slashNum; i++) {
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slashString += "../";
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}
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return slashString+basePath;
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}
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/****************************************/
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/* main */
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/****************************************/
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window.addEventListener('load', function () {
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load("../components/navbar.html", document.getElementsByTagName("Navbar")[0], concatPath(getSlashNum(window.location.pathname)-1,"js/navbar.js"), this.document.getElementsByTagName("head")[0]);
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}) |