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