/**
* TwitterMentions
* jQuery Plugin to Display Twitter Mentions
* http://www.ctrl-zetta.com/#code
* http://www.infectedfx.net/
*
* Copyright (c) 2009 zetta & infectedfx
*
* Released under the MIT License:
* http://www.opensource.org/licenses/mit-license.php
*
* Since  : 0.1 - 10/07/2009
*/
(function (jQuery) {
    /** public methods **/

    jQuery.fn.twitterMentions = function (user, options) {
        try {
            var 
      opts = jQuery.extend({}, jQuery.fn.twitterMentions.defaults, options),
      c = jQuery.isFunction(opts.callback) ? opts.callback : _build,
      url = 'http://search.twitter.com/search.json'
            params = { q: _query(user), page: opts.page, rpp: opts.maximum };

            return this.each(function (i, e) {
                jQuery.ajax({
                    url: url,
                    data: params,
                    dataType: 'jsonp',
                    success: function (o) {
                        c.apply(this, [(o.results) ? o.results : o, e, opts]);
                    }
                });
            });
        } catch (e) { }
    };
    /** defaults **/
    jQuery.fn.twitterMentions.defaults = {
        user: null,
        callback: null,
        page: 1,
        maximum: 10,
        avatar: true,
        ulClass: 'twitter-mentions',
        odd: true,
        oddClass: 'odd'
    };

    /** private methods **/
    var _build = function (object, element, opts) {
        var html = '<ul class="' + opts.ulClass + '">';
        for (var i = 0; i < object.length; i++) {
            current = object[i];
            user = current.from_user;
            text = current.text.replace(/(https?:\/\/[-_.!~*\'()a-zA-Z0-9;\/?:\@&=+\$,%#]+)/, function (u) {
                var shortUrl = (u.length > 30) ? u.substr(0, 30) + '...' : u;
                return '<a href="' + u + '">' + shortUrl + '</a>';
            }).replace(/@([a-zA-Z0-9_]+)/g, '@<a href="http://twitter.com/$1" target="blank">$1</a>').replace(/(?:^|\s)#([^\s\.\+:!]+)/g, function (a, u) {
                return ' <a href="http://twitter.com/search?q=' + encodeURIComponent(u) + '" target="blank">#' + u + '</a>';
            });
            html += '<li' + ((opts.odd && i % 2) ? ' class="' + opts.oddClass + '"' : '') + '>' + (opts.avatar ? '<a href="http://twitter.com/' + user + '" target="blank"><img src="' + current.profile_image_url + '"></a>' : '') + '<strong>' + user + '</strong> ' + '<pre>' + text + '</pre>' + '</li>';
        }
        html += '</ul>';
        $(element).html(html);
    };

    var _query = function (q) {
        if (typeof q == 'string')
            return '' + q;
        else if (typeof q == 'object')
            return '' + q.join(' OR @');
        throw 'data type not supported';
    }
})(jQuery);