var lunrIndex, pagesIndex; function endsWith(str, suffix) { return str.indexOf(suffix, str.length - suffix.length) !== -1; } // Initialize lunrjs using our generated index file function initLunr() { // First retrieve the index file $.getJSON(index_url) .done(function(index) { pagesIndex = index; // Set up lunrjs by declaring the fields we use // Also provide their boost level for the ranking lunrIndex = lunr(function() { this.ref("uri"); this.field('title', { boost: 15 }); this.field('tags', { boost: 10 }); this.field("content", { boost: 5 }); this.pipeline.remove(lunr.stemmer); this.searchPipeline.remove(lunr.stemmer); // Feed lunr with each file and let lunr actually index them pagesIndex.forEach(function(page) { this.add(page); }, this); }) }) .fail(function(jqxhr, textStatus, error) { var err = textStatus + ", " + error; console.error("Error getting Hugo index file:", err); }); } /** * Trigger a search in lunr and transform the result * * @param {String} query * @return {Array} results */ function search(queryTerm) { // Find the item in our index corresponding to the lunr one to have more info return lunrIndex.search(queryTerm+"^100"+" "+queryTerm+"*^10"+" "+"*"+queryTerm+"^10"+" "+queryTerm+"~2^1").map(function(result) { return pagesIndex.filter(function(page) { return page.uri === result.ref; })[0]; }); } // Let's get started initLunr(); $( document ).ready(function() { var searchList = new autoComplete({ /* selector for the search box element */ selector: $("#search-by").get(0), /* source is the callback to perform the search */ source: function(term, response) { response(search(term)); }, /* renderItem displays individual search results */ renderItem: function(item, term) { var numContextWords = 2; var text = item.content.match( "(?:\\s?(?:[\\w]+)\\s?){0,"+numContextWords+"}" + term+"(?:\\s?(?:[\\w]+)\\s?){0,"+numContextWords+"}"); item.context = text; var divcontext = document.createElement("div"); divcontext.className = "context"; divcontext.innerText = (item.context || ''); var divsuggestion = document.createElement("div"); divsuggestion.className = "autocomplete-suggestion"; divsuggestion.setAttribute("data-term", term); divsuggestion.setAttribute("data-title", item.title); divsuggestion.setAttribute("data-uri", baseUri + item.uri); divsuggestion.setAttribute("data-context", item.context); divsuggestion.innerText = 'ยป ' + item.title; divsuggestion.appendChild(divcontext); return divsuggestion.outerHTML; }, /* onSelect callback fires when a search suggestion is chosen */ onSelect: function(e, term, item) { location.href = item.getAttribute('data-uri'); } }); });