109 lines
3.1 KiB
JavaScript
109 lines
3.1 KiB
JavaScript
function getSearchTermFromLocation() {
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var sPageURL = window.location.search.substring(1);
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var sURLVariables = sPageURL.split('&');
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for (var i = 0; i < sURLVariables.length; i++) {
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var sParameterName = sURLVariables[i].split('=');
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if (sParameterName[0] == 'q') {
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return decodeURIComponent(sParameterName[1].replace(/\+/g, '%20'));
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}
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}
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}
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function joinUrl (base, path) {
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if (path.substring(0, 1) === "/") {
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// path starts with `/`. Thus it is absolute.
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return path;
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}
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if (base.substring(base.length-1) === "/") {
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// base ends with `/`
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return base + path;
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}
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return base + "/" + path;
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}
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function escapeHtml (value) {
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return value.replace(/&/g, '&')
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.replace(/"/g, '"')
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.replace(/</g, '<')
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.replace(/>/g, '>');
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}
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function formatResult (location, title, summary) {
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return '<article><h3><a href="' + joinUrl(base_url, location) + '">'+ escapeHtml(title) + '</a></h3><p>' + escapeHtml(summary) +'</p></article>';
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}
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function displayResults (results) {
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var search_results = document.getElementById("mkdocs-search-results");
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while (search_results.firstChild) {
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search_results.removeChild(search_results.firstChild);
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}
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if (results.length > 0){
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for (var i=0; i < results.length; i++){
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var result = results[i];
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var html = formatResult(result.location, result.title, result.summary);
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search_results.insertAdjacentHTML('beforeend', html);
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}
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} else {
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var noResultsText = search_results.getAttribute('data-no-results-text');
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if (!noResultsText) {
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noResultsText = "No results found";
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}
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search_results.insertAdjacentHTML('beforeend', '<p>' + noResultsText + '</p>');
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}
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}
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function doSearch () {
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var query = document.getElementById('mkdocs-search-query').value;
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if (query.length > min_search_length) {
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if (!window.Worker) {
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displayResults(search(query));
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} else {
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searchWorker.postMessage({query: query});
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}
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} else {
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// Clear results for short queries
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displayResults([]);
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}
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}
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function initSearch () {
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var search_input = document.getElementById('mkdocs-search-query');
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if (search_input) {
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search_input.addEventListener("keyup", doSearch);
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}
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var term = getSearchTermFromLocation();
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if (term) {
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search_input.value = term;
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doSearch();
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}
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}
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function onWorkerMessage (e) {
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if (e.data.allowSearch) {
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initSearch();
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} else if (e.data.results) {
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var results = e.data.results;
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displayResults(results);
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} else if (e.data.config) {
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min_search_length = e.data.config.min_search_length-1;
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}
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}
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if (!window.Worker) {
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console.log('Web Worker API not supported');
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// load index in main thread
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$.getScript(joinUrl(base_url, "search/worker.js")).done(function () {
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console.log('Loaded worker');
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init();
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window.postMessage = function (msg) {
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onWorkerMessage({data: msg});
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};
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}).fail(function (jqxhr, settings, exception) {
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console.error('Could not load worker.js');
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});
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} else {
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// Wrap search in a web worker
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var searchWorker = new Worker(joinUrl(base_url, "search/worker.js"));
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searchWorker.postMessage({init: true});
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searchWorker.onmessage = onWorkerMessage;
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}
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