Get-Stock-Data.html

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script>
(function($) {
    function getStock(opts, type, complete) {
        var defs = {
            desc: false,
            baseURL: 'http://query.yahooapis.com/v1/public/yql?q=',
            query: {
                quotes: 'select * from yahoo.finance.quotes where symbol = "{stock}" | sort(field="{sortBy}", descending="{desc}")',
                historicaldata: 'select * from yahoo.finance.historicaldata where symbol = "{stock}" and startDate = "{startDate}" and endDate = "{endDate}"'
            },
            suffixURL: {
                quotes: '&env=store://datatables.org/alltableswithkeys&format=json&callback=?',
                historicaldata: '&env=store://datatables.org/alltableswithkeys&format=json&callback=?'
            }
        };

        opts = opts || {};

        if (!opts.stock) {
            complete('No stock defined');
            return;
        }

        var query = defs.query[type]
        .replace('{stock}', opts.stock)
        .replace('{sortBy}', defs.sortBy)
        .replace('{desc}', defs.desc)
        .replace('{startDate}', opts.startDate)
        .replace('{endDate}', opts.endDate)

        var url = defs.baseURL + query + (defs.suffixURL[type] || '');
        $.getJSON(url, function(data) {
            var err = null;
            if (!data || !data.query) {
                err = true;
            }
            complete(err, !err && data.query.results);    });
    }
    window.getStock = getStock;
})(jQuery);
// Usage
getStock({ stock: 'PTRC' }, 'quotes', function(err, data) {
    console.log(data);
});
getStock({ stock: 'PTRC', startDate: '2015-01-01', endDate: '2016-01-17' }, 'historicaldata', function(err, data) {
    console.log(data);
});


var today = new Date();
var dd = today.getDate();
var mm = today.getMonth()+1;
var yyyy = today.getFullYear();

var lastYear = yyyy - 1;
var curMonth = mm;
var curDay = dd;
var curYear = yyyy;

var start = lastYear.toString() + '-' + '01' + '-' + '01';
var end = curYear.toString() + '-' + curMonth.toString() + '-' + curDay.toString();

getStock({ stock: 'PTRC', startDate: start, endDate: end }, 'historicaldata', function(err, data) {
    console.log(data);
});

</script>