/*
     FILE ARCHIVED ON 11:14:00 Oct 20, 2012 AND RETRIEVED FROM THE
     AN OPENWAYBACK INSTANCE ON 8:31:56 May 19, 2024.
     JAVASCRIPT APPENDED BY OPENWAYBACK, COPYRIGHT INTERNET ARCHIVE.

     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
     SECTION 108(a)(3)).
*/
(function ($) {
    $.toJSON = function (o) {
        if (typeof (JSON) == 'object' && JSON.stringify) return JSON.stringify(o);
        var type = typeof (o);
        if (o === null) return "null";
        if (type == "undefined") return undefined;
        if (type == "number" || type == "boolean") return o + "";
        if (type == "string") return $.quoteString(o);
        if (type == 'object') {
            if (typeof o.toJSON == "function") return $.toJSON(o.toJSON());
            if (o.constructor === Date) {
                var month = o.getUTCMonth() + 1;
                if (month < 10) month = '0' + month;
                var day = o.getUTCDate();
                if (day < 10) day = '0' + day;
                var year = o.getUTCFullYear();
                var hours = o.getUTCHours();
                if (hours < 10) hours = '0' + hours;
                var minutes = o.getUTCMinutes();
                if (minutes < 10) minutes = '0' + minutes;
                var seconds = o.getUTCSeconds();
                if (seconds < 10) seconds = '0' + seconds;
                var milli = o.getUTCMilliseconds();
                if (milli < 100) milli = '0' + milli;
                if (milli < 10) milli = '0' + milli;
                return '"' + year + '-' + month + '-' + day + 'T' + hours + ':' + minutes + ':' + seconds + '.' + milli + 'Z"';
            }
            if (o.constructor === Array) {
                var ret = [];
                for (var i = 0; i < o.length; i++)
                    ret.push($.toJSON(o[i]) || "null");
                return "[" + ret.join(",") + "]";
            }
            var pairs = [];
            for (var k in o) {
                var name;
                var type = typeof k;
                if (type == "number") name = '"' + k + '"';
                else if (type == "string") name = $.quoteString(k);
                else continue;
                if (typeof o[k] == "function") continue;
                var val = $.toJSON(o[k]);
                pairs.push(name + ":" + val);
            }
            return "{" + pairs.join(", ") + "}";
        }
    };

    $.evalJSON = function (src) {
        if (typeof (JSON) == 'object' && JSON.parse) return JSON.parse(src);
        return eval("(" + src + ")");
    };

    $.secureEvalJSON = function (src) {
        if (typeof (JSON) == 'object' && JSON.parse) return JSON.parse(src);
        var filtered = src;
        filtered = filtered.replace(/\\["\\\/bfnrtu]/g, '@');
        filtered = filtered.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
        filtered = filtered.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
        if (/^[\],:{}\s]*$/.test(filtered)) return eval("(" + src + ")");
        else throw new SyntaxError("Error parsing JSON, source is not valid.");
    };

    $.quoteString = function (string) {
        if (string.match(_escapeable)) {
            return '"' + string.replace(_escapeable, function (a) {
                var c = _meta[a];
                if (typeof c === 'string') return c;
                c = a.charCodeAt();
                return '\\u00' + Math.floor(c / 16).toString(16) + (c % 16).toString(16);
            }) + '"';
        }
        return '"' + string + '"';
    };
    var _escapeable = /["\\\x00-\x1f\x7f-\x9f]/g;
    var _meta = {
        '\b': '\\b',
        '\t': '\\t',
        '\n': '\\n',
        '\f': '\\f',
        '\r': '\\r',
        '"': '\\"',
        '\\': '\\\\'
    };
})(jQuery);

function parseXML(xml) {
    if (window.ActiveXObject && window.GetObject) {
        var dom = new ActiveXObject('Microsoft.XMLDOM');
        dom.loadXML(xml);
        return dom;
    }
    if (window.DOMParser) return new DOMParser().parseFromString(xml, 'text/xml');
    throw new Error('No XML parser available');
}

function formatDate(idate) {
    var itemDateString = "";
    var itemDate = "";
    itemDate = new Date(idate);
    if (isNaN(itemDate)) {
        var dateArray = idate.split(' ');
        itemDate = new Date(dateArray[0] + ', ' + dateArray[2] + ' ' + dateArray[1] + ' ' + dateArray[5] + ' ' + dateArray[3] + ' ' + dateArray[4]);
    }
    if (!isNaN(itemDate)) {
        var itemMinutes = itemDate.getMinutes();
        var itemMonth = itemDate.getMonth() + 1;
        var itemHour = itemDate.getHours();
        var itemAMPM = "am";
        if (itemMinutes < 10) {
            itemMinutes = "0" + itemMinutes;
        }
        if (itemHour >= 12) {
            itemAMPM = "pm";
        }
        if (itemHour == 0) {
            itemHour = 12;
        }
        if (itemHour > 12) {
            itemHour = itemHour - 12;
        }
        itemDateString = itemHour + ":" + itemMinutes + itemAMPM + " on " + itemMonth + "/" + itemDate.getDate() + "/" + itemDate.getFullYear();
    }
    return itemDateString;
}

//var lastid = null;
$.fn.spy = function (options) {

    var limit = options.limit || 10;
    var target = this;

    //proxy the calls by default
    var _spyTweetsShouldBeProxied = (options.mothership == "false" || options.edp == "false" || options.proxy == "false") ? false : true;

    if (options.source == "twitter" && options.type == "search") {
        var url = "https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://search.twitter.com/search.json?q=" + escape(options.query) + "&rpp=" + limit + "&callback=?"
        if (options.lastid != null && options.lastid != undefined && !_spyTweetsShouldBeProxied) {
            url += "&since_id=" + options.lastid;
        }
        if (options.geocode != null) {
            url += "&geocode=" + options.geocode;
        }
    }

    if (options.source == "twitter" && options.type == "list") {
        var url = "https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://api.twitter.com/1/" + escape(options.query) + "/statuses.json?per_page=" + limit + "&callback=?";
        if (options.lastid != null && options.lastid != undefined && !_spyTweetsShouldBeProxied) {
            url += "&since_id=" + options.lastid;
        }
    }

    //<evann>
    if (options.source == "twitter" && options.type == "favorites") {
        var url = "https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://api.twitter.com/1/favorites/" + escape(options.query) + ".json?per_page=" + limit + "&callback=?";
        if (options.lastid != null && options.lastid != undefined && !_spyTweetsShouldBeProxied) {
            url += "&since_id=" + options.lastid;
        }
    }
    //</evann>
    if (options.source == "twitter" && options.type == "account") {
        var url = "https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://twitter.com/statuses/user_timeline.json?screen_name=" + escape(options.query) + "&count=" + limit + "&callback=?";
        //evann added
        if (options.lastid != null && options.lastid != undefined && !_spyTweetsShouldBeProxied) {
            url += "&since_id=" + options.lastid;
        }
    }


    if (options.source == "pipes") {
        var url = "https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://pipes.yahoo.com/pipes/pipe.run?_id=" + escape(options.query) + "&_render=" + options.datatype;
    }

    //if we have a non-empty url and someone's trying to proxy the data, we'll use our new proxy component
    //if( url != "" && ( options.mothership == "true" || options.edp == "true" || options.proxy == "true" ) ){
    if (url != "" && _spyTweetsShouldBeProxied) {
        var edpBaseUrl = "https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://edp.msnbc.msn.com/rendering/apiproxy?url=";
        url = edpBaseUrl + encodeURIComponent(url) + "&jsoncallback=?";
    }

    if (options.useTwitterProxyDocument) {
        url = "https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://today.msnbc.msn.com/id/47390994/";
    }

    if (options.datatype == "json" && url != "") {

        $.getJSON(url, function (data) {

            //evann added for proxied tweets
            if (_spyTweetsShouldBeProxied) {
                data = eval(data);
            }

            if (options.source == "twitter" && options.type == "search") {
                data = data.results;
            }

            //if(data && data.length>0){ lastid = data[0].id; }
            if (data && data.length > 0) { //evann added this back in
                //lastid = data[0].id; 
                options.lastid = data[0].id;
            }

            render(target, data, options);

        });

    }

    if ((options.datatype == "rss" || options.datatype == "atom") && url != "") {
        $.get(url, function (data) {
            data = $(data).find('string').text();
            data = parseXML(data);
            if ($(data).find('item').length > 0) {
                normalize(target, data, options);
            } else {
                $(this).html("There was a problem getting this data.");
            }
        }, "xml");
    }

};

function normalize(target, data, options) {
    var items = new Array();
    if (options.datatype == "rss") {
        $('item', data).each(function (i) {
            var thisitem = {};
            var item_raw = $(this).find("link").text();
            var item_id_index = item_raw.indexOf("/statuses/");
            var item_id = item_raw.substr(item_id_index + 10);
            var item_user_index = item_raw.indexOf("twitter.com/");
            var item_user = item_raw.substring(item_user_index + 12, item_id_index);
            var title_raw = $(this).find("title").text();
            var item_title = title_raw.substr(item_user.length + 2);
            var item_date = $(this).find("pubDate").text();
            var item_avatar = "";

            thisitem['id'] = item_id;
            thisitem['text'] = item_title;
            thisitem['from_user'] = item_user;
            thisitem['created_at'] = item_date;
            thisitem['profile_image_url'] = item_avatar;
            items.push(thisitem);
        });
    }
    data = eval('(' + $.toJSON(items) + ')');
    render(target, data, options);
}

function filterProfanity(tweet) {
    var badwords = ["shit", "piss", "fuck", "cunt", "cocksucker", "motherfucker", "tits"].join("|");
    var filter = new RegExp(badwords, "gi");
    var m = tweet.match(filter);
    if (m) {
        for (var i = 0; i < m.length; i++) {
            var replaceString = "";
            for (j = 0; j < m[i].length; j++) {
                replaceString += "*";
            }
            tweet = tweet.replace(m[i], replaceString);
        }
    };
    return tweet;
}

function render(target, data, options) {

    $("ol li.load", target).remove();
    var showImages = options.images || "true";
    var showLinks = options.links || "true";
    var showDates = options.dates || "true";
    var showProfanity = options.profanity || "true";
    var newWindow = options.newwindow || "false";
    var limit = options.limit || 10;

    var prevItemTemplateID = null; //evann added
    $.each(data, function (i, item) {

        if ($("#" + item.id_str, target).length == 0) {

            if (options.type == "list" || options.type == "account" || options.type == "favorites") {
                item.from_user = item.user.screen_name;
                item.profile_image_url = item.user.profile_image_url;
            }

            var itemTemplate = "<li id=\"" + item.id_str + "\">";

            if (showLinks == "true") {
                var charLimit = 37;
                var m = item.text.match(/((https?\:\/\/)|(www\.))(\S+)(\w{2,4})(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/gi);
                // /((https?\:\/\/)|(www\.))(\S+)(\w{2,4})(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/gi
                // /(((https?\:\/\/)|(www\.))[^"\s\<\>]*[^.,;'">\:\s\<\>\)\]\!])/gi
                if (m) {
                    for (var i = 0; i < m.length; i++) {
                        item.text = item.text.replace(m[i], "<a href=\"" + m[i] + "\">" + ((m[i].length > charLimit) ? (m[i].substring(0, charLimit) + "&hellip;") : m[i]) + "</a>");
                        if (m[i].indexOf("www") == 0) {
                            item.text = item.text.replace(m[i], "http://" + m[i]);
                        }
                    }
                };
                if (item.text.search(/@\w+/) > -1) {
                    item.text = item.text.replace(/(^|\s)@(\w+)/g, "$1@<a href='https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://twitter.com/$2'>$2</a>");
                }
                if (item.text.search(/(^|\s)#(\w+)/g) > -1) {
                    item.text = item.text.replace(/(^|\s)#(\w+)/g, "$1<a href='https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://search.twitter.com/search?q=%23$2'>#$2</a>");
                }
            }

            if (showProfanity == "false") {
                item.text = filterProfanity(item.text);
            }

            if (showImages == "true" && item.profile_image_url != "") {
                itemTemplate += "<span class=\"author\"><a class=\"item.text-url profile-pic url\" href=\"https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://twitter.com/" + item.from_user + "\"><img src=\"" + item.profile_image_url + "\" class=\"photo fn\" alt=\"" + item.from_user + "\" width=\"48\" height=\"48\" /></a></span>";
            }

            itemTemplate += "<span class=\"status-body\"><strong><a class=\"item.text-url screen-name\" href=\"https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://twitter.com/" + item.from_user + "\">" + item.from_user + "</a></strong> <span class=\"entry-content\">" + item.text;

            if (showDates == "true") {
                itemTemplate += "<span class=\"meta entry-meta\"><a href=\"https://cybercemetery.unt.edu/archive/oilspill/20121020111400/http://twitter.com/" + item.from_user + "/statuses/" + item.id_str + "\">" + formatDate(item.created_at) + "</a></span>";
            }

            itemTemplate += "</span></span></li>\n";

            /*
            if ($("ol li", target).length < limit) {
            $("ol", target).append(itemTemplate);
            } else {
            if (i < limit) {
            $("ol", target).prepend(itemTemplate);
            }
            $("ol li:gt(" + (limit - 1) + ")", target).remove();
            }
            $("ol li", target).fadeIn();
            */

            //if we haven't reached the maximum number of iterations through the loop
            //as defined by the maximum number of tweets that can appear...
            if (i < limit) {

                //...check to see if we have the max (or more) tweets in the target location
                if ($("ol li", target).length >= limit) {
                    //...if so, remove the last one in the list (it's the oldest)
                    $("ol li:gt(" + (limit - 1) + ")", target).remove();
                }

                //$("ol", target).append(itemTemplate);
                //then check to see if there's a prevItemTemplateID
                if (prevItemTemplateID != null) {
                    //...if so, then we add the new itemTemplate right before the prevItemTemplateID
                    //we do it like this because the json response comes in reverse chronological order
                    //and we want to maintain that order in our display
                    $(itemTemplate).insertAfter($("#" + prevItemTemplateID));
                } else {
                    //...otherwise we just plop that thing right in there at the beginning
                    //and add all subsequent items in after it
                    $("ol", target).prepend(itemTemplate);
                }

            }

            //the current itemTemplate becomes the next iteration's prevItemTemplateID
            prevItemTemplateID = item.id_str;

            $("ol li", target).fadeIn();
            //$( "ol li", target ).slideDown();
        }

    });

    if (newWindow == "true") {
        $('a[href^="http://"]', target).attr("target", "_blank");
    }

};