help/search/index.html

---
layout: default
title: Search Results
---

<div class="container">
    <h1 class="page-header">
        <i class="fa fa-search"></i>
        {{page.title}}
        <small>"<span id="search-term"></span>"</small>
    </h1>
    <div class="articles search-results">
        <ol id="search-results"></ol>
    </div>
</div>

<script src="../lib/lunr/lunr.js"></script>
<script>
    window.store = {
    {% for article in site.articles %}
    {% if article.hidden != true %}
      "{{article.url | slugify}}": {
          "title": "{{article.title | xml_escape}}",
          "tags": "{{article.tags | join: ', ' | xml_escape}}",
          "content": {{article.content | strip_html | strip_newlines | jsonify}},
          "url": "{{site.baseurl}}{{article.url | xml_escape}}"
      }
    {% unless forloop.last %},{% endunless %}
    {% endif %}
    {% endfor %}
    };

    (function() {
        function displaySearchResults(results, store) {
            var searchResults = document.getElementById('search-results');

            if (results.length) { // Are there any results?
                var appendString = '';

                for (var i = 0; i < results.length; i++) {  // Iterate over the results
                    var item = store[results[i].ref];
                    appendString += '<li><a href="' + item.url + '">' + item.title + '</a>';
                    appendString += '<p class="text-muted small">' + item.content.substring(0, 300) + '...</p></li>';
                }

                searchResults.innerHTML = appendString;
            }
            else {
                searchResults.innerHTML = '<li>No results found. Try another search term.</li>';
            }
        }

        function getQueryVariable(variable) {
            var query = window.location.search.substring(1);
            var vars = query.split('&');

            for (var i = 0; i < vars.length; i++) {
                var pair = vars[i].split('=');

                if (pair[0] === variable) {
                    return decodeURIComponent(pair[1].replace(/\+/g, '%20'));
                }
            }
        }

        var searchTerm = getQueryVariable('q');

        if (searchTerm) {
            document.getElementById('search-box').setAttribute("value", searchTerm);
            document.getElementById('search-term').innerText = searchTerm;

            // Initalize lunr with the fields it will be searching on. I've given title
            // a boost of 10 to indicate matches on this field are more important.
            var idx = lunr(function () {
                this.field('id');
                this.field('title', { boost: 20 });
                this.field('tags', { boost: 10 });
                this.field('content');
            });

            for (var key in window.store) { // Add the data to lunr
                idx.add({
                    'id': key,
                    'title': window.store[key].title,
                    'tags': window.store[key].tags,
                    'content': window.store[key].content
                });

                var results = idx.search(searchTerm); // Get lunr to perform a search
                displaySearchResults(results, window.store); // We'll write this in the next section
            }
        }
        else {
            displaySearchResults([], window.store);
        }
    })();
</script>