CyTube/www/assets/js/callbacks.js

/*
The MIT License (MIT)
Copyright (c) 2013 Calvin Montgomery

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

Callbacks = {

    error: function (reason) {
        var d = $("<div/>").addClass("alert alert-error span12")
            .appendTo($("#announcements"));
        $("<h3/>").text("Uh-oh!").appendTo(d);
        $("<p/>").html("The socket.io connection failed."+
                       "Try going to the "+
                       "'Options' menu and enabling 'Alternate socket "+
                       " connection'.  If that doesn't help, talk to "+
                       "someone on <a href='http://webchat.6irc.net/?"+
                       "channels=synchtube'>IRC</a>").appendTo(d);
        var data = {
            iourl: IO_URL,
            weburl: WEB_URL,
            transports: io.transports,
            fallback: USEROPTS.altsocket,
            reason: reason
        };

        var r = JSON.stringify(data);
        $("<em/>").text("When asking for help, give the following "+
                        "information to an administrator:").appendTo(d);
        $("<code/>").text(r).appendTo(d)
            .css("white-space", "pre-wrap");
    },

    /* fired when socket connection completes */
    connect: function() {
        socket.emit("joinChannel", {
            name: CHANNEL.name
        });
        if(NAME && SESSION) {
            socket.emit("login", {
                name: NAME,
                session: SESSION
            });
        }
        // Guest auto-relogin
        else if(CLIENT.name) {
            socket.emit("login", {
                name: CLIENT.name
            });
        }
        $("<div/>").addClass("server-msg-reconnect")
            .text("Connected")
            .appendTo($("#messagebuffer"));
        $("#messagebuffer").scrollTop($("#messagebuffer").prop("scrollHeight"));
    },

    disconnect: function() {
        if(KICKED)
            return;
        $("<div/>")
            .addClass("server-msg-disconnect")
            .text("Disconnected from server.  Attempting reconnection...")
            .appendTo($("#messagebuffer"));
        scrollChat();
    },

    errorMsg: function(data) {
        alert(data.msg);
    },

    announcement: function(data) {
        $("#announcements").html("");
        makeAlert(data.title, data.text)
            .appendTo($("#announcements"));
    },

    kick: function(data) {
        KICKED = true;
        $("<div/>").addClass("server-msg-disconnect")
            .text("Kicked: " + data.reason)
            .appendTo($("#messagebuffer"));
        scrollChat();
    },

    noflood: function(data) {
        $("<div/>")
            .addClass("server-msg-disconnect")
            .text(data.action + ": " + data.msg)
            .appendTo($("#messagebuffer"));
        scrollChat();
    },

    channelNotRegistered: function() {
        var div = $("<div/>").addClass("alert alert-info")
            .attr("id", "chregnotice")
            .insertBefore($("#main"));
        $("<button/>").addClass("close pull-right").html("&times;")
            .appendTo(div)
            .click(function() { div.remove(); });
        $("<h3/>").text("This channel isn't registered").appendTo(div);
        $("<button/>").addClass("btn btn-primary").text("Register it")
            .appendTo(div)
            .click(function() {
                socket.emit("registerChannel");
            });
    },

    registerChannel: function(data) {
        if(data.success) {
            $("#chregnotice").remove();
        }
        else {
            makeAlert("Error", data.error, "alert-error")
                .insertAfter($("#chregnotice"));
        }
    },

    unregisterChannel: function(data) {
        if(data.success) {
            alert("Channel unregistered");
        }
        else {
            alert(data.error);
        }
    },

    setMotd: function(data) {
        CHANNEL.motd = data.html;
        CHANNEL.motd_text = data.motd;
        $("#motd").html(data.html);
        $("#motdtext").val(CHANNEL.motd_text);
        if(data.motd != "")
            $("#motd").show();
        else
            $("#motd").hide();
    },

    chatFilters: function(entries) {
        var tbl = $("#filteredit table");
        if(!tbl.hasClass("table")) {
            setTimeout(function() {
                Callbacks.chatFilters(entries);
            }, 100);
            return;
        }
        tbl.find(".filter-row").remove();
        for(var i = 0; i < entries.length; i++) {
            var f = entries[i];
            var tr = $("<tr/>").appendTo(tbl).addClass("filter-row");
            var remove = $("<button/>").addClass("btn btn-mini btn-danger")
                .appendTo($("<td/>").appendTo(tr));
            $("<i/>").addClass("icon-trash").appendTo(remove);
            var name = $("<code/>").text(f.name)
                .appendTo($("<td/>").appendTo(tr));
            var regex = $("<code/>").text(f.source)
                .appendTo($("<td/>").appendTo(tr));
            var flags = $("<code/>").text(f.flags)
                .appendTo($("<td/>").appendTo(tr));
            var replace = $("<code/>").text(f.replace)
                .appendTo($("<td/>").appendTo(tr));
            var linktd = $("<td/>").appendTo(tr);
            var link = $("<input/>").attr("type", "checkbox")
                .prop("checked", f.filterlinks).appendTo(linktd);
            var activetd = $("<td/>").appendTo(tr);
            var active = $("<input/>").attr("type", "checkbox")
                .prop("checked", f.active).appendTo(activetd);
            (function(f) {
                regex.click(function() {
                    if(this.find(".filter-regex-edit").length > 0)
                        return;
                    var r = this.text();
                    this.text("");
                    var edit = $("<input/>").attr("type", "text")
                        .css("font-family", "Monospace")
                        .attr("placeholder", r)
                        .val(r)
                        .addClass("filter-regex-edit")
                        .appendTo(this)
                        .focus();

                    function save() {
                        var r = this.val();
                        var r2 = r;
                        if(r.trim() == "")
                            r = this.attr("placeholder");
                        this.parent().text(r);
                        f.source = r;
                        socket.emit("updateFilter", f);
                    }
                    edit.blur(save.bind(edit));
                    edit.keydown(function(ev) {
                        if(ev.keyCode == 13)
                            save.bind(edit)();
                    });
                }.bind(regex));
                flags.click(function() {
                    if(this.find(".filter-flags-edit").length > 0)
                        return;
                    var r = this.text();
                    this.text("");
                    var edit = $("<input/>").attr("type", "text")
                        .css("font-family", "Monospace")
                        .attr("placeholder", r)
                        .val(r)
                        .addClass("filter-flags-edit")
                        .appendTo(this)
                        .focus();

                    function save() {
                        var r = this.val();
                        var r2 = r;
                        if(r.trim() == "")
                            r = this.attr("placeholder");
                        this.parent().text(r);
                        f.flags = r;
                        socket.emit("updateFilter", f);
                    }
                    edit.blur(save.bind(edit));
                    edit.keydown(function(ev) {
                        if(ev.keyCode == 13)
                            save.bind(edit)();
                    });
                }.bind(flags));
                replace.click(function() {
                    if(this.find(".filter-replace-edit").length > 0)
                        return;
                    var r = this.text();
                    this.text("");
                    var edit = $("<input/>").attr("type", "text")
                        .css("font-family", "Monospace")
                        .attr("placeholder", r)
                        .val(r)
                        .addClass("filter-replace-edit")
                        .appendTo(this)
                        .focus();

                    function save() {
                        var r = this.val();
                        var r2 = r;
                        if(r.trim() == "")
                            r = this.attr("placeholder");
                        this.parent().text(r);
                        f.replace = r;
                        socket.emit("updateFilter", f);
                    }
                    edit.blur(save.bind(edit));
                    edit.keydown(function(ev) {
                        if(ev.keyCode == 13)
                            save.bind(edit)();
                    });
                }.bind(replace));

                remove.click(function() {
                    socket.emit("removeFilter", f);
                });

                active.click(function() {
                    // Apparently when you check a checkbox, its value is changed
                    // before this callback.  When you uncheck it, its value is not
                    // changed before this callback
                    // [](/amgic)
                    var enabled = active.prop("checked");
                    f.active = (f.active == enabled) ? !enabled : enabled;
                    socket.emit("updateFilter", f);
                });
                link.click(function() {
                    var enabled = link.prop("checked");
                    f.filterlinks = (f.filterlinks == enabled) ? !enabled : enabled;
                    socket.emit("updateFilter", f);
                });
            })(f);
        }

        $(tbl.children()[1]).sortable({
            start: function(ev, ui) {
                FILTER_FROM = ui.item.prevAll().length;
            },
            update: function(ev, ui) {
                FILTER_TO = ui.item.prevAll().length;
                if(FILTER_TO != FILTER_FROM) {
                    socket.emit("moveFilter", {
                        from: FILTER_FROM,
                        to: FILTER_TO
                    });
                }
            }
        });
    },

    channelOpts: function(opts) {
        document.title = opts.pagetitle;
        PAGETITLE = opts.pagetitle;
        $("#chanexternalcss").remove();
        if(opts.externalcss.trim() != "" && !USEROPTS.ignore_channelcss) {
            $("<link/>")
                .attr("rel", "stylesheet")
                .attr("href", opts.externalcss)
                .attr("id", "chanexternalcss")
                .appendTo($("head"));
        }
        if(opts.externaljs.trim() != "" && !USEROPTS.ignore_channeljs) {
            if(opts.externaljs != CHANNEL.opts.externaljs) {
                $.getScript(opts.externaljs);
            }
        }

        CHANNEL.opts = opts;

        if(opts.allow_voteskip)
            $("#voteskip").attr("disabled", false);
        else
            $("#voteskip").attr("disabled", true);
        handlePermissionChange();
    },

    setPermissions: function(perms) {
        CHANNEL.perms = perms;
        if(CLIENT.rank >= Rank.Admin)
            genPermissionsEditor();
        handlePermissionChange();
    },

    channelCSSJS: function(data) {
        $("#chancss").remove();
        CHANNEL.css = data.css;
        $("#csstext").val(data.css);
        if(data.css && !USEROPTS.ignore_channelcss) {
            $("<style/>").attr("type", "text/css")
                .attr("id", "chancss")
                .text(data.css)
                .appendTo($("head"));
        }

        $("#chanjs").remove();
        CHANNEL.js = data.js;
        $("#jstext").val(data.js);

        if(data.js && !USEROPTS.ignore_channeljs) {
            $("<script/>").attr("type", "text/javascript")
                .attr("id", "chanjs")
                .text(data.js)
                .appendTo($("body"));
        }
    },

    banlist: function(entries) {
        var tbl = $("#banlist table");
        // I originally added this check because of a race condition
        // Now it seems to work without but I don't trust it
        if(!tbl.hasClass("table")) {
            setTimeout(function() {
                Callbacks.banlist(entries);
            }, 100);
            return;
        }
        if(tbl.children().length > 1) {
            $(tbl.children()[1]).remove();
        }
        for(var i = 0; i < entries.length; i++) {
            var tr = document.createElement("tr");
            var remove = $("<button/>").addClass("btn btn-mini btn-danger")
                .appendTo($("<td/>").appendTo(tr));
            $("<i/>").addClass("icon-remove-circle").appendTo(remove);
            var ip = $("<td/>").text(entries[i].ip_displayed).appendTo(tr);
            var name = $("<td/>").text(entries[i].name).appendTo(tr);
            var aliases = $("<td/>").text(entries[i].aliases.join(", ")).appendTo(tr);
            var banner = $("<td/>").text(entries[i].banner).appendTo(tr);

            var callback = (function(ip_hidden, name) { return function() {
                socket.emit("unban", {
                    ip_hidden: ip_hidden,
                    name: name
                });
            } })(entries[i].ip_hidden, entries[i].name);
            remove.click(callback);

            $(tr).appendTo(tbl);
        }
    },

    recentLogins: function(entries) {
        var tbl = $("#loginhistory table");
        // I originally added this check because of a race condition
        // Now it seems to work without but I don't trust it
        if(!tbl.hasClass("table")) {
            setTimeout(function() {
                Callbacks.recentLogins(entries);
            }, 100);
            return;
        }
        if(tbl.children().length > 1) {
            $(tbl.children()[1]).remove();
        }
        for(var i = 0; i < entries.length; i++) {
            var tr = document.createElement("tr");
            var name = $("<td/>").text(entries[i].name).appendTo(tr);
            var aliases = $("<td/>").text(entries[i].aliases.join(", ")).appendTo(tr);
            var time = new Date(entries[i].time).toTimeString();
            $("<td/>").text(time).appendTo(tr);

            $(tr).appendTo(tbl);
        }
    },

    channelRanks: function(entries) {
        var tbl = $("#channelranks table");
        // I originally added this check because of a race condition
        // Now it seems to work without but I don't trust it
        if(!tbl.hasClass("table")) {
            setTimeout(function() {
                Callbacks.channelRanks(entries);
            }, 100);
            return;
        }
        entries.sort(function(a, b) {
            var x = a.name.toLowerCase();
            var y = b.name.toLowerCase();
            return y == x ? 0 : (x < y ? -1 : 1);
        });
        $("#channelranks").data("entries", entries);
        if(tbl.children().length > 1) {
            $(tbl.children()[1]).remove();
        }
        var p = tbl.data("paginator");
        if(p) {
            p.items = entries;
            p.loadPage(0);
        }
        else {
            var opts = {
                preLoadPage: function (p) {
                    tbl.find("tbody").remove();
                    tbl.data("page", p);
                },
                generator: function (item, page, index) {
                    var tr = $("<tr/>").appendTo(tbl);
                    var name = $("<td/>").text(item.name).appendTo(tr);
                    name.addClass(getNameColor(item.rank));
                    var rank = $("<td/>").text(item.rank)
                        .css("min-width", "220px")
                        .appendTo(tr);
                    rank.click(function() {
                        if(this.find(".rank-edit").length > 0)
                            return;
                        var r = this.text();
                        this.text("");
                        var edit = $("<input/>").attr("type", "text")
                            .attr("placeholder", r)
                            .addClass("rank-edit")
                            .appendTo(this)
                            .focus();
                        if(parseInt(r) >= CLIENT.rank) {
                            edit.attr("disabled", true);
                        }
                        function save() {
                            var r = this.val();
                            var r2 = r;
                            if(r.trim() == "" || parseInt(r) >= CLIENT.rank || parseInt(r) < 1)
                                r = this.attr("placeholder");
                            r = parseInt(r) + "";
                            this.parent().text(r);
                            socket.emit("setChannelRank", {
                                user: item.name,
                                rank: parseInt(r)
                            });
                        }
                        edit.blur(save.bind(edit));
                        edit.keydown(function(ev) {
                            if(ev.keyCode == 13)
                                save.bind(edit)();
                        });
                    }.bind(rank));
                }
            };
            var p = Paginate(entries, opts);
            p.paginator.insertBefore($("#channelranks table"));
            tbl.data("paginator", p);
        }
    },

    setChannelRank: function(data) {
        var ents = $("#channelranks").data("entries");
        for(var i = 0; i < ents.length; i++) {
            if(ents[i].name == data.user) {
                ents[i].rank = data.rank;
                break;
            }
        }
        $("#channelranks").data("entries", ents);
        $("#channelranks table").data("paginator").loadPage(
            $("#channelranks table").data("page")
        );
    },

    readChanLog: function (data) {
        var log = $("#chanlog_contents");
        if(log.length == 0)
            return;

        if(data.success) {
            log.text(data.data);
        } else {
            log.text("Error reading channel log");
        }
        log.scrollTop(log.prop("scrollHeight"));
    },

    voteskip: function(data) {
        if(data.count > 0) {
            $("#voteskip").text("Voteskip ("+data.count+"/"+data.need+")");
        }
        else {
            $("#voteskip").text("Voteskip");
        }
    },

    /* REGION Rank Stuff */

    rank: function(r) {
        if(r >= 255)
            SUPERADMIN = true;
        CLIENT.rank = r;
        handlePermissionChange();
        if(SUPERADMIN && $("#setrank").length == 0) {
            $("<a/>").attr("href", "/acp.html")
                .attr("target", "_blank")
                .text("ACP")
                .appendTo($("<li/>").appendTo($(".nav")[0]));
            var li = $("<li/>").addClass("dropdown")
                .attr("id", "setrank")
                .appendTo($(".nav")[0]);
            $("<a/>").addClass("dropdown-toggle")
                .attr("data-toggle", "dropdown")
                .attr("href", "javascript:void(0)")
                .html("Set Rank <b class='caret'></b>")
                .appendTo(li);
            var menu = $("<ul/>").addClass("dropdown-menu")
                .appendTo(li);

            function addRank(r, disp) {
                var li = $("<li/>").appendTo(menu);
                $("<a/>").attr("href", "javascript:void(0)")
                    .html(disp)
                    .click(function() {
                        socket.emit("borrow-rank", r);
                    })
                    .appendTo(li);
            }

            addRank(0, "<span class='userlist_guest'>Guest</span>");
            addRank(1, "<span>Registered</span>");
            addRank(2, "<span class='userlist_op'>Moderator</span>");
            addRank(3, "<span class='userlist_owner'>Admin</span>");
            addRank(255, "<span class='userlist_siteadmin'>Superadmin</span>");
        }
    },

    /* should not be relevant since registration is on account.html */
    register: function(data) {
        if(data.error) {
            alert(data.error);
        }
    },

    login: function(data) {
        if(!data.success) {
            if(data.error != "Invalid session") {
                alert(data.error);
            }
        }
        else {
            $("#welcome").text("Logged in as " + data.name);
            $("#loginform").css("display", "none");
            $("#logoutform").css("display", "");
            $("#loggedin").css("display", "");
            SESSION = data.session || "";
            CLIENT.name = data.name;
            CLIENT.logged_in = true;
            if(SESSION) {
                createCookie("cytube_uname", CLIENT.name, 7);
                createCookie("cytube_session", SESSION, 7);
            }
        }
    },

    /* REGION Chat */
    usercount: function(count) {
        var text = count + " connected user";
        if(count != 1) {
            text += "s";
        }
        $("#usercount").text(text);
    },

    chatMsg: function(data) {
        addChatMessage(data);
    },

    joinMessage: function(data) {
        if(USEROPTS.joinmessage)
            addChatMessage(data);
    },

    clearchat: function() {
        $("#messagebuffer").html("");
    },

    userlist: function(data) {
        $(".userlist_item").each(function() { $(this).remove(); });
        for(var i = 0; i < data.length; i++) {
            Callbacks.addUser(data[i]);
        }
    },

    addUser: function(data) {
        var div = $("<div/>").attr("class", "userlist_item");
        var flair = $("<span/>").appendTo(div);
        var nametag = $("<span/>").text(data.name).appendTo(div);
        formatUserlistItem(div, data);
        addUserDropdown(div, data.name);
        var users = $("#userlist").children();
        for(var i = 0; i < users.length; i++) {
            var othername = users[i].children[1].innerHTML;
            if(othername.toLowerCase() > data.name.toLowerCase()) {
                div.insertBefore(users[i]);
                return;
            }
        }
        div.appendTo($("#userlist"));
    },

    updateUser: function(data) {
        if(data.name == CLIENT.name) {
            CLIENT.leader = data.leader;
            CLIENT.rank = data.rank;
            handlePermissionChange();
            if(CLIENT.leader) {
                // I'm a leader!  Set up sync function
                if(LEADTMR)
                    clearInterval(LEADTMR);
                LEADTMR = setInterval(function() {
                    PLAYER.getTime(function(seconds) {
                        socket.emit("mediaUpdate", {
                            id: PLAYER.id,
                            currentTime: seconds,
                            paused: PLAYER.paused,
                            type: PLAYER.type
                        });
                    });
                }, 5000);
            }
            // I'm not a leader.  Don't send syncs to the server
            else {
                if(LEADTMR)
                    clearInterval(LEADTMR);
                LEADTMR = false;
            }

        }
        var users = $("#userlist").children();
        for(var i = 0; i < users.length; i++) {
            var name = users[i].children[1].innerHTML;
            // Reformat user
            if(name == data.name) {
                formatUserlistItem($(users[i]), data);
            }
        }

    },

    setAFK: function (data) {
        var users = $("#userlist").children();
        for(var i = 0; i < users.length; i++) {
            var name = users[i].children[1].innerHTML;
            // Reformat user
            if(name == data.name) {
                var u = $(users[i]);
                u.find(".icon-time").remove();
                $(users[i].children[1]).css("font-style", "");
                if(data.afk) {
                    $("<i/>").addClass("icon-time")
                        .appendTo(users[i].children[0]);
                    $(users[i].children[1]).css("font-style", "italic");
                }
            }
        }
    },

    userLeave: function(data) {
        var users = $("#userlist").children();
        for(var i = 0; i < users.length; i++) {
            var name = users[i].children[1].innerHTML;
            if(name == data.name) {
                $(users[i]).remove();
                // Note: no break statement here because allowing
                // the loop to continue means a free cleanup if something
                // goes wrong and there's a duplicate name
            }
        }
    },

    drinkCount: function(count) {
        if(count != 0) {
            var text = count + " drink";
            if(count != 1) {
                text += "s";
            }
            $("#drinkcount").text(text);
            $("#drinkbar").show();
        }
        else {
            $("#drinkbar").hide();
        }
    },

    /* REGION Playlist Stuff */
    playlist: function(data) {
        // Clear the playlist first
        var q = $("#queue");
        q.html("");

        for(var i = 0; i < data.length; i++) {
            var li = makeQueueEntry(data[i], false);
            li.attr("title", data[i].queueby
                                ? ("Added by: " + data[i].queueby)
                                : "Added by: Unknown");
            li.appendTo(q);
        }

        rebuildPlaylist();
    },

    setPlaylistMeta: function(data) {
        var c = data.count + " item";
        if(data.count != 1)
            c += "s";
        $("#plcount").text(c);
        $("#pllength").text(data.time);
    },

    queue: function(data) {
        queueAction({
            fn: function () {
                var li = makeQueueEntry(data.item, true);
                li.hide();
                var q = $("#queue");
                li.attr("title", data.item.queueby
                                    ? ("Added by: " + data.item.queueby)
                                    : "Added by: Unknown");
                if(data.after === "prepend") {
                    li.prependTo(q);
                    li.show("blind");
                    return true;
                }
                else if(data.after === "append") {
                    li.appendTo(q);
                    li.show("blind");
                    return true;
                }
                else {
                    var liafter = playlistFind(data.after);
                    if(!liafter) {
                        return false;
                    }
                    li.insertAfter(liafter);
                    li.show("blind");
                    return true;
                }
            }
        });
    },

    queueFail: function(data) {
        if(!data) {
            data = "Queue failed.  Check your link to make sure it is valid.";
        }
        makeAlert("Error", data, "alert-error")
            .addClass("span12")
            .insertAfter($("#mediaurl").parent());
    },

    setTemp: function(data) {
        var li = $(".pluid-" + data.uid);
        if(li.length == 0)
            return false;

        if(data.temp)
            li.addClass("queue_temp");
        else
            li.removeClass("queue_temp");

        li.data("temp", data.temp);
        var btn = li.find(".qbtn-tmp");
        if(btn.length > 0) {
            if(data.temp) {
                btn.html(btn.html().replace("Make Temporary",
                                            "Make Permanent"));
            }
            else {
                btn.html(btn.html().replace("Make Permanent",
                                            "Make Temporary"));
            }
        }
    },

    "delete": function(data) {
        queueAction({
            fn: function () {
                PL_WAIT_SCROLL = true;
                var li = $(".pluid-" + data.uid);
                li.hide("blind", function() {
                    li.remove();
                    PL_WAIT_SCROLL = false;
                });
                return true;
            }
        });
    },

    moveVideo: function(data) {
        if(data.moveby != CLIENT.name) {
            queueAction({
                fn: function () {
                    playlistMove(data.from, data.after);
                    return true;
                }
            });
        }
    },

    setCurrent: function(uid) {
        queueAction({
            fn: function () {
                PL_CURRENT = uid;
                var qli = $("#queue li");
                qli.removeClass("queue_active");
                var li = $(".pluid-" + uid);
                if(li.length == 0) {
                    return false;
                }

                li.addClass("queue_active");
                var timer = setInterval(function () {
                    if(!PL_WAIT_SCROLL) {
                        scrollQueue();
                        clearInterval(timer);
                    }
                }, 100);
                return true;
            },
            can_wait: true
        });
    },

    changeMedia: function(data) {
        if(CHANNEL.opts.allow_voteskip)
            $("#voteskip").attr("disabled", false);

        $("#currenttitle").text("Currently Playing: " + data.title);

        if(data.type != "sc" && PLAYER.type == "sc")
            // [](/goddamnitmango)
            fixSoundcloudShit();

        if(data.type != "jw" && PLAYER.type == "jw") {
            // Is it so hard to not mess up my DOM?
            $("<div/>").attr("id", "ytapiplayer")
                .insertBefore($("#ytapiplayer_wrapper"));
            $("#ytapiplayer_wrapper").remove();
        }

        if(data.type != PLAYER.type) {
            loadMediaPlayer(data);
        }

        handleMediaUpdate(data);
    },

    mediaUpdate: function(data) {
        handleMediaUpdate(data);
    },

    setPlaylistLocked: function(data) {
        CHANNEL.openqueue = !data.locked;
        handlePermissionChange();
        if(CHANNEL.openqueue) {
            $("#qlockbtn").removeClass("btn-danger")
                .addClass("btn-success")
                .text("Lock Playlist");
        }
        else {
            $("#qlockbtn").removeClass("btn-success")
                .addClass("btn-danger")
                .text("Unlock Playlist");
        }
    },

    searchResults: function(data) {
        $("#search_clear").remove();
        clearSearchResults();
        $("#library").data("entries", data.results);
        $("<button/>").addClass("btn btn-block")
            .addClass("span12")
            .css("margin-left", "0")
            .attr("id", "search_clear")
            .text("Clear Results")
            .click(function() {
                clearSearchResults();
            })
            .insertBefore($("#library"));
        var p = $("#library").data("paginator");
        if(p) {
            p.items = data.results;
            p.loadPage(0);
        }
        else {
            var opts = {
                preLoadPage: function () {
                    $("#library").html("");
                },

                generator: function (item, page, index) {
                    var li = makeSearchEntry(item, false);
                    if(hasPermission("playlistadd")) {
                        if(item.thumb) {
                            addLibraryButtons(li, item.id, "yt");
                        }
                        else {
                            addLibraryButtons(li, item.id);
                        }
                    }
                    $(li).appendTo($("#library"));
                },

                itemsPerPage: 100
            };

            p = Paginate(data.results, opts);
            p.paginator.insertBefore($("#library"))
                .attr("id", "search_pagination");
            $("#library").data("paginator", p);
        }
    },

    /* REGION Polls */
    newPoll: function(data) {
        Callbacks.closePoll();
        var pollMsg = $("<div/>").addClass("poll-notify")
            .text(data.initiator + " opened a poll: \"" + data.title + "\"")
            .appendTo($("#messagebuffer"));
        scrollChat();

        var poll = $("<div/>").addClass("well active").prependTo($("#pollwrap"));
        $("<button/>").addClass("close pull-right").html("&times;")
            .appendTo(poll)
            .click(function() { poll.remove(); });
        if(hasPermission("pollctl")) {
            $("<button/>").addClass("btn btn-danger pull-right").text("End Poll")
                .appendTo(poll)
                .click(function() {
                    socket.emit("closePoll")
                });
        }

        $("<h3/>").text(data.title).appendTo(poll);
        for(var i = 0; i < data.options.length; i++) {
            (function(i) {
            var callback = function() {
                    socket.emit("vote", {
                        option: i
                    });
                    poll.find(".option button").each(function() {
                        $(this).attr("disabled", "disabled");
                    });
            }
            $("<button/>").addClass("btn").text(data.counts[i])
                .prependTo($("<div/>").addClass("option").text(data.options[i])
                        .appendTo(poll))
                .click(callback);
            })(i);

        }

        poll.find(".btn").attr("disabled", !hasPermission("pollvote"));
    },

    updatePoll: function(data) {
        var poll = $("#pollwrap .active");
        var i = 0;
        poll.find(".option button").each(function() {
            $(this).text(data.counts[i]);
            i++;
        });
    },

    closePoll: function() {
        if($("#pollwrap .active").length != 0) {
            var poll = $("#pollwrap .active");
            poll.removeClass("active").addClass("muted");
            poll.find(".option button").each(function() {
                $(this).attr("disabled", true);
            });
            poll.find(".btn-danger").each(function() {
                $(this).remove()
            });
        }
    },

    savePlaylist: function(data) {
        if(data.success) {
            makeAlert("Success", "Playlist saved.", "alert-success");
        }
        else {
            makeAlert("Error", data.error, "alert-error")
                .addClass("span12")
                .insertBefore($("#userpl_list"));
        }
    },

    listPlaylists: function(data) {
        if(data.error) {
            makeAlert("Error", data.error, "alert-error")
                .addClass("span12")
                .insertBefore($("#userpl_list"));
        }
        else {
            var pls = data.pllist;
            pls.sort(function(a, b) {
                var x = a.name.toLowerCase();
                var y = b.name.toLowerCase();
                if(x < y) return -1;
                if(x > y) return 1;
                return 0;
            });
            $("#userpl_list").html("");
            for(var i = 0; i < pls.length; i++) {
                var li = $("<li/>").appendTo($("#userpl_list"))
                    .addClass("well");
                li.data("pl-name", pls[i].name);
                $("<div/>").text(pls[i].name).appendTo(li)
                    .css("float", "left")
                    .css("margin-left", "1em");
                var metastr = pls[i].count + " item";
                if(pls[i].count != 1) {
                    metastr += "s";
                }
                metastr +=", playtime " + pls[i].time;
                $("<div/>").text(metastr)
                    .css("float", "right")
                    .appendTo(li);
                var bg = $("<div/>").addClass("btn-group")
                    .css("float", "left")
                    .prependTo(li);
                var del = $("<button/>")
                    .addClass("btn btn-mini btn-danger")
                    .prependTo(bg);
                $("<i/>").addClass("icon-trash").appendTo(del);
                (function(li) {
                del.click(function() {
                    var go = confirm("Are you sure you want to delete playlist '" + li.data("pl-name") + "'?");
                    if(go) {
                        socket.emit("deletePlaylist", {
                            name: li.data("pl-name")
                        });
                    }
                });
                })(li);
                if(hasPermission("playlistaddlist")) {
                    (function(li) {
                    $("<button/>").addClass("btn btn-mini")
                        .text("End")
                        .prependTo(bg)
                        .click(function() {
                            socket.emit("queuePlaylist", {
                                name: li.data("pl-name"),
                                pos: "end"
                            });
                        });
                    })(li);

                    if(hasPermission("playlistnext")) {
                        (function(li) {
                        $("<button/>").addClass("btn btn-mini")
                            .text("Next")
                            .prependTo(bg)
                            .click(function() {
                                socket.emit("queuePlaylist", {
                                    name: li.data("pl-name"),
                                    pos: "next"
                                });
                            });
                        })(li);
                    }
                }
            }
        }
    }
}

var SOCKET_DEBUG = false;
setupCallbacks = function() {
    for(var key in Callbacks) {
        (function(key) {
        socket.on(key, function(data) {
            if(SOCKET_DEBUG)
                console.log(key, data);
            Callbacks[key](data);
        });
        })(key);
    }
}

$.getScript(IO_URL+"/socket.io/socket.io.js", function() {
    try {
        if(NO_WEBSOCKETS || USEROPTS.altsocket) {
            var i = io.transports.indexOf("websocket");
            if(i >= 0)
                io.transports.splice(i, 1);
        }
        socket = io.connect(IO_URL);
        setupCallbacks();
    }
    catch(e) {
        Callbacks.disconnect();
    }
});