---
title: "Redirector"
---

<script>

// Redirector for hcc-docs links
// Search for URL parameter 'q' and redirect to top match

var lunrIndex;

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'));
        }
    }
}

// Initialize lunrjs using our generated index file
function initLunr() {
    // First retrieve the index file
    return $.getJSON(baseurl + "/index.json")
        .done(function(index) {
            pagesIndex = index;
            // Set up lunrjs by declaring the fields we use
            // Also provide their boost level for the ranking
            lunrIndex = new lunr.Index
            lunrIndex.ref("uri");
            lunrIndex.field('title', {
                boost: 15
            });
            lunrIndex.field('tags', {
                boost: 10
            });
            lunrIndex.field("content", {
                boost: 5
            });

            // Feed lunr with each file and let lunr actually index them
            pagesIndex.forEach(function(page) {
                lunrIndex.add(page);
            });
            lunrIndex.pipeline.remove(lunrIndex.stemmer)
        })
        .fail(function(jqxhr, textStatus, error) {
            var err = textStatus + ", " + error;
            console.error("Error getting Hugo index file:", err);
        });
}

function search(query) {
    // Find the item in our index corresponding to the lunr one to have more info
    return lunrIndex.search(query).map(function(result) {
        return pagesIndex.filter(function(page) {
            return page.uri === result.ref;
        })[0];
    });
}

initLunr().then(function() {
    var searchTerm = getQueryVariable('q');
    // Replace non-word chars with space. lunr doesn't like quotes.
    searchTerm = searchTerm.replace(/[\W_]+/g," ");
    var results = search(searchTerm);

    if (!results.length) {
        window.location = baseurl;
    } else {
        window.location = results[0].uri;
    }
});

</script>