thedesk/app/js/emoji/default-emoji.js

var defaultemojiList = ["activity", "flag", "food", "nature", "object", "people", "place", "symbol"];
var defaultemoji = {
    activity: activity,
    flag: flag,
    food: food,
    nature: nature,
    object: object,
    people: people,
    place: place,
    symbol: symbol
};
if (lang == "ja") {
    var defaultemojiname = {
        activity: "活動",
        flag: "国旗",
        food: "食べ物",
        nature: "自然",
        object: "もの",
        people: "ひと",
        place: "場所",
        symbol: "記号"
    };
} else {
    var defaultemojiname = {
        activity: "Activities",
        flag: "Flags",
        food: "Foods",
        nature: "Nature",
        object: "Tools",
        people: "People",
        place: "Places",
        symbol: "Symbols"
    };
}

function defaultEmoji(target) {
    var json = defaultemoji[target];
    var emojis = "";
    Object.keys(json).forEach(function (key) {
        var emoji = json[key];
        emojis = emojis + '<a onclick="defEmoji(\'' + emoji["shortcode"] + '\')" class="pointer"><span style="width: 20px; height: 20px; display: inline-block; background-image: url(\'../../img/sheet.png\'); background-size: 4900%; background-position: ' + emoji["css"] + ';"></span></a>';
    });
    $("#emoji-list").html(emojis);
    $("#now-emoji").text(lang.lang_defaultemojis_text.replace("{{cat}}", defaultemojiname[target]));
    $(".emoji-control").addClass("hide");
}
function customEmoji() {
    $("#emoji-suggest").val("");
    $(".emoji-control").removeClass("hide");
    emojiList('home')
}
function defEmoji(target) {
    var selin = $("#textarea").prop('selectionStart');
    if (!selin) {
        selin = 0;
    }
    var emojiraw = newpack.filter(function (item, index) {
        if (item.short_name == target) return true;
    });
    var hex = emojiraw[0].unified.split("-");
    if (hex.length === 2) {
        emoji = twemoji.convert.fromCodePoint(hex[0]) + twemoji.convert.fromCodePoint(hex[1]);
    } else {
        emoji = twemoji.convert.fromCodePoint(hex[0]);
    }
    var now = $("#textarea").val();
    var before = now.substr(0, selin);
    var after = now.substr(selin, now.length);
    newt = before + emoji + after;
    $("#textarea").val(newt);
    $("#textarea").focus();
}
function faicon() {
    var json = faicons;
    var emojis = "";
    Object.keys(json).forEach(function (key) {
        var emoji = json[key];
        var eje = emoji.replace(/fa-/g, "");
        emojis = emojis + '<a onclick="emojiInsert(\'[faicon]' + eje + '[/faicon]\')" class="pointer white-text" style="font-size:24px"><i class="fa ' + emoji + '"></i></a>';
    });
    $("#emoji-list").html(emojis);
    $("#now-emoji").text("faicon");
    $(".emoji-control").addClass("hide");
}