ohayodash/ohayodash/static/js/search.js

var sindex = 0;
var cycle = false;
var sengine = "https://www.google.com/search?q="; // Default search engine
var providers = [];

fetch('providers.json')
    .then(response => response.json())
    .then(data => storeProviders(data));

function storeProviders(data) {
    providers = data['providers'];
}

function start() {
    var query = getParameterByName('q');
    if (query) search(query.replaceAll("+", "%2B"));

    document.getElementById('keywords').focus();

    window.setInterval(function () {
        updatetime();
    }, 200);
}

function handleKeyPress(e) {
    var key = e.keyCode || e.which;
    var text = document.getElementById("keywords").value.replaceAll("+", "%2B");
    if (key == 13) { // Search functions
        search(text.trim());
    }
    if (key == 32) { //Space to go to search
        document.getElementById("keywords").focus();
    }
    sindex = 0;
    cycle = false;
}

function search(text) {
    var option = text.substr(1, text.indexOf(' ') - 1) || text.substr(1);
    var subtext = text.substr(2 + option.length);
    if (text[0] === '/') {
        providers.every(function (item) {
            if ('/' + option == item['prefix']) {
                if (text.indexOf(' ') > -1) {
                    window.location = item['url'] + item['search'] + subtext;
                } else {
                    window.location = item['url'] + subtext;
                }
                return false;
            }
            return true;
        });
    } else if (validURL(text)) {
        if (containsProtocol(text))
            window.location = text;
        else
            window.location = "https://" + text;
    } else {
        window.location = sengine + text;
    }
}

// Source: https://stackoverflow.com/questions/5717093/check-if-a-javascript-string-is-a-url
function validURL(str) {
    var pattern = new RegExp('^(https?:\\/\\/)?' + // protocol
        '((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|' + // domain name
        '((\\d{1,3}\\.){3}\\d{1,3}))' + // OR ip (v4) address
        '(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*' + // port and path
        '(\\?[;&a-z\\d%_.~+=-]*)?' + // query string
        '(\\#[-a-z\\d_]*)?$', 'i'); // fragment locator
    return !!pattern.test(str);
}

function containsProtocol(str) {
    var pattern = new RegExp('^(https?:\\/\\/){1}.*', 'i');
    return !!pattern.test(str);
}

String.prototype.replaceAll = function (search, replacement) {
    var target = this;
    return target.split(search).join(replacement);
};