// Uses AMD or browser globals to create a jQuery plugin.
(function (factory) {
    if (typeof define === 'function' && define.amd) {
        // AMD. Register as an anonymous module.
        define(['jquery'], factory);
    } else {
        // Browser globals
        factory(jQuery);
    }
}(function (jQuery) {
    var module = {exports: {}}; // Fake component


    /**
     * Expose `Emitter`.
     */

    module.exports = Emitter;

    /**
     * Initialize a new `Emitter`.
     *
     * @api public
     */

    function Emitter(obj) {
        if (obj) return mixin(obj);
    };

    /**
     * Mixin the emitter properties.
     *
     * @param {Object} obj
     * @return {Object}
     * @api private
     */

    function mixin(obj) {
        for (var key in Emitter.prototype) {
            obj[key] = Emitter.prototype[key];
        }
        return obj;
    }

    /**
     * Listen on the given `event` with `fn`.
     *
     * @param {String} event
     * @param {Function} fn
     * @return {Emitter}
     * @api public
     */

    Emitter.prototype.on = function (event, fn) {
        this._callbacks = this._callbacks || {};
        (this._callbacks[event] = this._callbacks[event] || [])
            .push(fn);
        return this;
    };

    /**
     * Adds an `event` listener that will be invoked a single
     * time then automatically removed.
     *
     * @param {String} event
     * @param {Function} fn
     * @return {Emitter}
     * @api public
     */

    Emitter.prototype.once = function (event, fn) {
        var self = this;
        this._callbacks = this._callbacks || {};

        function on() {
            self.off(event, on);
            fn.apply(this, arguments);
        }

        fn._off = on;
        this.on(event, on);
        return this;
    };

    /**
     * Remove the given callback for `event` or all
     * registered callbacks.
     *
     * @param {String} event
     * @param {Function} fn
     * @return {Emitter}
     * @api public
     */

    Emitter.prototype.off =
        Emitter.prototype.removeListener =
            Emitter.prototype.removeAllListeners = function (event, fn) {
                this._callbacks = this._callbacks || {};
                var callbacks = this._callbacks[event];
                if (!callbacks) return this;

                // remove all handlers
                if (1 == arguments.length) {
                    delete this._callbacks[event];
                    return this;
                }

                // remove specific handler
                var i = callbacks.indexOf(fn._off || fn);
                if (~i) callbacks.splice(i, 1);
                return this;
            };

    /**
     * Emit `event` with the given args.
     *
     * @param {String} event
     * @param {Mixed} ...
     * @return {Emitter}
     */

    Emitter.prototype.emit = function (event) {
        this._callbacks = this._callbacks || {};
        var args = [].slice.call(arguments, 1), callbacks = this._callbacks[event];

        if (callbacks) {
            callbacks = callbacks.slice(0);
            for (var i = 0, len = callbacks.length; i < len; ++i) {
                callbacks[i].apply(this, args);
            }
        }

        return this;
    };

    /**
     * Return array of callbacks for `event`.
     *
     * @param {String} event
     * @return {Array}
     * @api public
     */

    Emitter.prototype.listeners = function (event) {
        this._callbacks = this._callbacks || {};
        return this._callbacks[event] || [];
    };

    /**
     * Check if this emitter has `event` handlers.
     *
     * @param {String} event
     * @return {Boolean}
     * @api public
     */

    Emitter.prototype.hasListeners = function (event) {
        return !!this.listeners(event).length;
    };

    /*
     #
     # More info at [www.dropzonejs.com](http://www.dropzonejs.com)
     #
     # Copyright (c) 2012, Matias Meno
     #
     # 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.
     #
     */


    (function () {
        var Dropzone, Em, camelize, contentLoaded, noop, without,
            __hasProp = {}.hasOwnProperty,
            __extends = function (child, parent) {
                for (var key in parent) {
                    if (__hasProp.call(parent, key)) child[key] = parent[key];
                }
                function ctor() {
                    this.constructor = child;
                }

                ctor.prototype = parent.prototype;
                child.prototype = new ctor();
                child.__super__ = parent.prototype;
                return child;
            },
            __slice = [].slice;

        Em = typeof Emitter !== "undefined" && Emitter !== null ? Emitter : require("emitter");

        noop = function () {
        };

        Dropzone = (function (_super) {
            var extend;

            __extends(Dropzone, _super);

            /*
             This is a list of all available events you can register on a dropzone object.

             You can register an event handler like this:

             dropzone.on("dragEnter", function() { });
             */


            Dropzone.prototype.events = ["drop", "dragstart", "dragend", "dragenter", "dragover", "dragleave", "selectedfiles", "addedfile", "removedfile", "thumbnail", "error", "errormultiple", "processing", "processingmultiple", "uploadprogress", "totaluploadprogress", "sending", "sendingmultiple", "success", "successmultiple", "canceled", "canceledmultiple", "complete", "completemultiple", "reset", "maxfilesexceeded"];

            Dropzone.prototype.defaultOptions = {
                url: null,
                method: "post",
                withCredentials: false,
                parallelUploads: 2,
                uploadMultiple: false,
                maxFilesize: 256,
                paramName: "file",
                createImageThumbnails: true,
                maxThumbnailFilesize: 10,
                thumbnailWidth: 100,
                thumbnailHeight: 100,
                maxFiles: null,
                params: {},
                clickable: true,
                ignoreHiddenFiles: true,
                acceptedFiles: null,
                acceptedMimeTypes: null,
                autoProcessQueue: true,
                addRemoveLinks: false,
                previewsContainer: null,
                dictDefaultMessage: "Drop files here to upload",
                dictFallbackMessage: "Your browser does not support drag'n'drop file uploads.",
                dictFallbackText: "Please use the fallback form below to upload your files like in the olden days.",
                dictFileTooBig: "File is too big ({{filesize}}MB). Max filesize: {{maxFilesize}}MB.",
                dictInvalidFileType: "You can't upload files of this type.",
                dictResponseError: "Server responded with {{statusCode}} code.",
                dictCancelUpload: "Cancel upload",
                dictCancelUploadConfirmation: "Are you sure you want to cancel this upload?",
                dictRemoveFile: "Remove file",
                dictRemoveFileConfirmation: null,
                dictMaxFilesExceeded: "You can only upload {{maxFiles}} files.",
                accept: function (file, done) {
                    return done();
                },
                init: function () {
                    return noop;
                },
                forceFallback: false,
                fallback: function () {
                    var child, messageElement, span, _i, _len, _ref;
                    this.element.className = "" + this.element.className + " dz-browser-not-supported";
                    _ref = this.element.getElementsByTagName("div");
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        child = _ref[_i];
                        if (/(^| )dz-message($| )/.test(child.className)) {
                            messageElement = child;
                            child.className = "dz-message";
                            continue;
                        }
                    }
                    if (!messageElement) {
                        messageElement = Dropzone.createElement("<div class=\"dz-message\"><span></span></div>");
                        this.element.appendChild(messageElement);
                    }
                    span = messageElement.getElementsByTagName("span")[0];
                    if (span) {
                        span.textContent = this.options.dictFallbackMessage;
                    }
                    return this.element.appendChild(this.getFallbackForm());
                },
                resize: function (file) {
                    var info, srcRatio, trgRatio;
                    info = {
                        srcX: 0,
                        srcY: 0,
                        srcWidth: file.width,
                        srcHeight: file.height
                    };
                    srcRatio = file.width / file.height;
                    trgRatio = this.options.thumbnailWidth / this.options.thumbnailHeight;
                    if (file.height < this.options.thumbnailHeight || file.width < this.options.thumbnailWidth) {
                        info.trgHeight = info.srcHeight;
                        info.trgWidth = info.srcWidth;
                    } else {
                        if (srcRatio > trgRatio) {
                            info.srcHeight = file.height;
                            info.srcWidth = info.srcHeight * trgRatio;
                        } else {
                            info.srcWidth = file.width;
                            info.srcHeight = info.srcWidth / trgRatio;
                        }
                    }
                    info.srcX = (file.width - info.srcWidth) / 2;
                    info.srcY = (file.height - info.srcHeight) / 2;
                    return info;
                },
                /*
                 Those functions register themselves to the events on init and handle all
                 the user interface specific stuff. Overwriting them won't break the upload
                 but can break the way it's displayed.
                 You can overwrite them if you don't like the default behavior. If you just
                 want to add an additional event handler, register it on the dropzone object
                 and don't overwrite those options.
                 */

                drop: function (e) {
                    return this.element.classList.remove("dz-drag-hover");
                },
                dragstart: noop,
                dragend: function (e) {
                    return this.element.classList.remove("dz-drag-hover");
                },
                dragenter: function (e) {
                    return this.element.classList.add("dz-drag-hover");
                },
                dragover: function (e) {
                    return this.element.classList.add("dz-drag-hover");
                },
                dragleave: function (e) {
                    return this.element.classList.remove("dz-drag-hover");
                },
                selectedfiles: function (files) {
                    if (this.element === this.previewsContainer) {
                        return this.element.classList.add("dz-started");
                    }
                },
                reset: function () {
                    return this.element.classList.remove("dz-started");
                },
                addedfile: function (file) {
                    var _this = this;
                    file.previewElement = Dropzone.createElement(this.options.previewTemplate);
                    file.previewTemplate = file.previewElement;
                    this.previewsContainer.appendChild(file.previewElement);
                    file.previewElement.querySelector("[data-dz-name]").textContent = file.name;
                    file.previewElement.querySelector("[data-dz-size]").innerHTML = this.filesize(file.size);
                    if (this.options.addRemoveLinks) {
                        file._removeLink = Dropzone.createElement("<a class=\"dz-remove\" href=\"javascript:undefined;\">" + this.options.dictRemoveFile + "</a>");
                        file._removeLink.addEventListener("click", function (e) {
                            e.preventDefault();
                            e.stopPropagation();
                            if (file.status === Dropzone.UPLOADING) {
                                return Dropzone.confirm(_this.options.dictCancelUploadConfirmation, function () {
                                    return _this.removeFile(file);
                                });
                            } else {
                                if (_this.options.dictRemoveFileConfirmation) {
                                    return Dropzone.confirm(_this.options.dictRemoveFileConfirmation, function () {
                                        return _this.removeFile(file);
                                    });
                                } else {
                                    return _this.removeFile(file);
                                }
                            }
                        });
                        file.previewElement.appendChild(file._removeLink);
                    }
                    return this._updateMaxFilesReachedClass();
                },
                removedfile: function (file) {
                    var _ref;
                    if ((_ref = file.previewElement) != null) {
                        _ref.parentNode.removeChild(file.previewElement);
                    }
                    return this._updateMaxFilesReachedClass();
                },
                thumbnail: function (file, dataUrl) {
                    var thumbnailElement;
                    file.previewElement.classList.remove("dz-file-preview");
                    file.previewElement.classList.add("dz-image-preview");
                    thumbnailElement = file.previewElement.querySelector("[data-dz-thumbnail]");
                    thumbnailElement.alt = file.name;
                    return thumbnailElement.src = dataUrl;
                },
                error: function (file, message) {
                    file.previewElement.classList.add("dz-error");
                    return file.previewElement.querySelector("[data-dz-errormessage]").textContent = message;
                },
                errormultiple: noop,
                processing: function (file) {
                    file.previewElement.classList.add("dz-processing");
                    if (file._removeLink) {
                        return file._removeLink.textContent = this.options.dictCancelUpload;
                    }
                },
                processingmultiple: noop,
                uploadprogress: function (file, progress, bytesSent) {
                    return file.previewElement.querySelector("[data-dz-uploadprogress]").style.width = "" + progress + "%";
                },
                totaluploadprogress: noop,
                sending: noop,
                sendingmultiple: noop,
                success: function (file) {
                    return file.previewElement.classList.add("dz-success");
                },
                successmultiple: noop,
                canceled: function (file) {
                    return this.emit("error", file, "Upload canceled.");
                },
                canceledmultiple: noop,
                complete: function (file) {
                    if (file._removeLink) {
                        return file._removeLink.textContent = this.options.dictRemoveFile;
                    }
                },
                completemultiple: noop,
                maxfilesexceeded: noop,
                previewTemplate: "<div class=\"dz-preview dz-file-preview\">\n  <div class=\"dz-details\">\n    <div class=\"dz-filename\"><span data-dz-name></span></div>\n    <div class=\"dz-size\" data-dz-size></div>\n    <img data-dz-thumbnail />\n  </div>\n  <div class=\"dz-progress\"><span class=\"dz-upload\" data-dz-uploadprogress></span></div>\n  <div class=\"dz-success-mark\"><span>✔</span></div>\n  <div class=\"dz-error-mark\"><span>✘</span></div>\n  <div class=\"dz-error-message\"><span data-dz-errormessage></span></div>\n</div>"
            };

            extend = function () {
                var key, object, objects, target, val, _i, _len;
                target = arguments[0], objects = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
                for (_i = 0, _len = objects.length; _i < _len; _i++) {
                    object = objects[_i];
                    for (key in object) {
                        val = object[key];
                        target[key] = val;
                    }
                }
                return target;
            };

            function Dropzone(element, options) {
                var elementOptions, fallback, _ref;
                this.element = element;
                this.version = Dropzone.version;
                this.defaultOptions.previewTemplate = this.defaultOptions.previewTemplate.replace(/\n*/g, "");
                this.clickableElements = [];
                this.listeners = [];
                this.files = [];
                if (typeof this.element === "string") {
                    this.element = document.querySelector(this.element);
                }
                if (!(this.element && (this.element.nodeType != null))) {
                    throw new Error("Invalid dropzone element.");
                }
                if (this.element.dropzone) {
                    throw new Error("Dropzone already attached.");
                }
                Dropzone.instances.push(this);
                element.dropzone = this;
                elementOptions = (_ref = Dropzone.optionsForElement(this.element)) != null ? _ref : {};
                this.options = extend({}, this.defaultOptions, elementOptions, options != null ? options : {});
                if (this.options.forceFallback || !Dropzone.isBrowserSupported()) {
                    return this.options.fallback.call(this);
                }
                if (this.options.url == null) {
                    this.options.url = this.element.getAttribute("action");
                }
                if (!this.options.url) {
                    throw new Error("No URL provided.");
                }
                if (this.options.acceptedFiles && this.options.acceptedMimeTypes) {
                    throw new Error("You can't provide both 'acceptedFiles' and 'acceptedMimeTypes'. 'acceptedMimeTypes' is deprecated.");
                }
                if (this.options.acceptedMimeTypes) {
                    this.options.acceptedFiles = this.options.acceptedMimeTypes;
                    delete this.options.acceptedMimeTypes;
                }
                this.options.method = this.options.method.toUpperCase();
                if ((fallback = this.getExistingFallback()) && fallback.parentNode) {
                    fallback.parentNode.removeChild(fallback);
                }
                if (this.options.previewsContainer) {
                    this.previewsContainer = Dropzone.getElement(this.options.previewsContainer, "previewsContainer");
                } else {
                    this.previewsContainer = this.element;
                }
                if (this.options.clickable) {
                    if (this.options.clickable === true) {
                        this.clickableElements = [this.element];
                    } else {
                        this.clickableElements = Dropzone.getElements(this.options.clickable, "clickable");
                    }
                }
                this.init();
            }

            Dropzone.prototype.getAcceptedFiles = function () {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.accepted) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.getRejectedFiles = function () {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (!file.accepted) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.getQueuedFiles = function () {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.status === Dropzone.QUEUED) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.getUploadingFiles = function () {
                var file, _i, _len, _ref, _results;
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.status === Dropzone.UPLOADING) {
                        _results.push(file);
                    }
                }
                return _results;
            };

            Dropzone.prototype.init = function () {
                var eventName, noPropagation, setupHiddenFileInput, _i, _len, _ref, _ref1,
                    _this = this;
                if (this.element.tagName === "form") {
                    this.element.setAttribute("enctype", "multipart/form-data");
                }
                if (this.element.classList.contains("dropzone") && !this.element.querySelector(".dz-message")) {
                    this.element.appendChild(Dropzone.createElement("<div class=\"dz-default dz-message\"><span>" + this.options.dictDefaultMessage + "</span></div>"));
                }
                if (this.clickableElements.length) {
                    setupHiddenFileInput = function () {
                        if (_this.hiddenFileInput) {
                            document.body.removeChild(_this.hiddenFileInput);
                        }
                        _this.hiddenFileInput = document.createElement("input");
                        _this.hiddenFileInput.setAttribute("type", "file");
                        _this.hiddenFileInput.setAttribute("multiple", "multiple");
                        if (_this.options.acceptedFiles != null) {
                            _this.hiddenFileInput.setAttribute("accept", _this.options.acceptedFiles);
                        }
                        _this.hiddenFileInput.style.visibility = "hidden";
                        _this.hiddenFileInput.style.position = "absolute";
                        _this.hiddenFileInput.style.top = "0";
                        _this.hiddenFileInput.style.left = "0";
                        _this.hiddenFileInput.style.height = "0";
                        _this.hiddenFileInput.style.width = "0";
                        document.body.appendChild(_this.hiddenFileInput);
                        return _this.hiddenFileInput.addEventListener("change", function () {
                            var files;
                            files = _this.hiddenFileInput.files;
                            if (files.length) {
                                _this.emit("selectedfiles", files);
                                _this.handleFiles(files);
                            }
                            return setupHiddenFileInput();
                        });
                    };
                    setupHiddenFileInput();
                }
                this.URL = (_ref = window.URL) != null ? _ref : window.webkitURL;
                _ref1 = this.events;
                for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
                    eventName = _ref1[_i];
                    this.on(eventName, this.options[eventName]);
                }
                this.on("uploadprogress", function () {
                    return _this.updateTotalUploadProgress();
                });
                this.on("removedfile", function () {
                    return _this.updateTotalUploadProgress();
                });
                this.on("canceled", function (file) {
                    return _this.emit("complete", file);
                });
                noPropagation = function (e) {
                    e.stopPropagation();
                    if (e.preventDefault) {
                        return e.preventDefault();
                    } else {
                        return e.returnValue = false;
                    }
                };
                this.listeners = [
                    {
                        element: this.element,
                        events: {
                            "dragstart": function (e) {
                                return _this.emit("dragstart", e);
                            },
                            "dragenter": function (e) {
                                noPropagation(e);
                                return _this.emit("dragenter", e);
                            },
                            "dragover": function (e) {
                                noPropagation(e);
                                return _this.emit("dragover", e);
                            },
                            "dragleave": function (e) {
                                return _this.emit("dragleave", e);
                            },
                            "drop": function (e) {
                                noPropagation(e);
                                return _this.drop(e);
                            },
                            "dragend": function (e) {
                                return _this.emit("dragend", e);
                            }
                        }
                    }
                ];
                this.clickableElements.forEach(function (clickableElement) {
                    return _this.listeners.push({
                        element: clickableElement,
                        events: {
                            "click": function (evt) {
                                if ((clickableElement !== _this.element) || (evt.target === _this.element || Dropzone.elementInside(evt.target, _this.element.querySelector(".dz-message")))) {
                                    return _this.hiddenFileInput.click();
                                }
                            }
                        }
                    });
                });
                this.enable();
                return this.options.init.call(this);
            };

            Dropzone.prototype.destroy = function () {
                var _ref;
                this.disable();
                this.removeAllFiles(true);
                if ((_ref = this.hiddenFileInput) != null ? _ref.parentNode : void 0) {
                    this.hiddenFileInput.parentNode.removeChild(this.hiddenFileInput);
                    this.hiddenFileInput = null;
                }
                return delete this.element.dropzone;
            };

            Dropzone.prototype.updateTotalUploadProgress = function () {
                var acceptedFiles, file, totalBytes, totalBytesSent, totalUploadProgress, _i, _len, _ref;
                totalBytesSent = 0;
                totalBytes = 0;
                acceptedFiles = this.getAcceptedFiles();
                if (acceptedFiles.length) {
                    _ref = this.getAcceptedFiles();
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        file = _ref[_i];
                        totalBytesSent += file.upload.bytesSent;
                        totalBytes += file.upload.total;
                    }
                    totalUploadProgress = 100 * totalBytesSent / totalBytes;
                } else {
                    totalUploadProgress = 100;
                }
                return this.emit("totaluploadprogress", totalUploadProgress, totalBytes, totalBytesSent);
            };

            Dropzone.prototype.getFallbackForm = function () {
                var existingFallback, fields, fieldsString, form;
                if (existingFallback = this.getExistingFallback()) {
                    return existingFallback;
                }
                fieldsString = "<div class=\"dz-fallback\">";
                if (this.options.dictFallbackText) {
                    fieldsString += "<p>" + this.options.dictFallbackText + "</p>";
                }
                fieldsString += "<input type=\"file\" name=\"" + this.options.paramName + (this.options.uploadMultiple ? "[]" : "") + "\" " + (this.options.uploadMultiple ? 'multiple="multiple"' : void 0) + " /><button type=\"submit\">Upload!</button></div>";
                fields = Dropzone.createElement(fieldsString);
                if (this.element.tagName !== "FORM") {
                    form = Dropzone.createElement("<form action=\"" + this.options.url + "\" enctype=\"multipart/form-data\" method=\"" + this.options.method + "\"></form>");
                    form.appendChild(fields);
                } else {
                    this.element.setAttribute("enctype", "multipart/form-data");
                    this.element.setAttribute("method", this.options.method);
                }
                return form != null ? form : fields;
            };

            Dropzone.prototype.getExistingFallback = function () {
                var fallback, getFallback, tagName, _i, _len, _ref;
                getFallback = function (elements) {
                    var el, _i, _len;
                    for (_i = 0, _len = elements.length; _i < _len; _i++) {
                        el = elements[_i];
                        if (/(^| )fallback($| )/.test(el.className)) {
                            return el;
                        }
                    }
                };
                _ref = ["div", "form"];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    tagName = _ref[_i];
                    if (fallback = getFallback(this.element.getElementsByTagName(tagName))) {
                        return fallback;
                    }
                }
            };

            Dropzone.prototype.setupEventListeners = function () {
                var elementListeners, event, listener, _i, _len, _ref, _results;
                _ref = this.listeners;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    elementListeners = _ref[_i];
                    _results.push((function () {
                        var _ref1, _results1;
                        _ref1 = elementListeners.events;
                        _results1 = [];
                        for (event in _ref1) {
                            listener = _ref1[event];
                            _results1.push(elementListeners.element.addEventListener(event, listener, false));
                        }
                        return _results1;
                    })());
                }
                return _results;
            };

            Dropzone.prototype.removeEventListeners = function () {
                var elementListeners, event, listener, _i, _len, _ref, _results;
                _ref = this.listeners;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    elementListeners = _ref[_i];
                    _results.push((function () {
                        var _ref1, _results1;
                        _ref1 = elementListeners.events;
                        _results1 = [];
                        for (event in _ref1) {
                            listener = _ref1[event];
                            _results1.push(elementListeners.element.removeEventListener(event, listener, false));
                        }
                        return _results1;
                    })());
                }
                return _results;
            };

            Dropzone.prototype.disable = function () {
                var file, _i, _len, _ref, _results;
                this.clickableElements.forEach(function (element) {
                    return element.classList.remove("dz-clickable");
                });
                this.removeEventListeners();
                _ref = this.files;
                _results = [];
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    _results.push(this.cancelUpload(file));
                }
                return _results;
            };

            Dropzone.prototype.enable = function () {
                this.clickableElements.forEach(function (element) {
                    return element.classList.add("dz-clickable");
                });
                return this.setupEventListeners();
            };

            Dropzone.prototype.filesize = function (size) {
                var string;
                if (size >= 100000000000) {
                    size = size / 100000000000;
                    string = "TB";
                } else if (size >= 100000000) {
                    size = size / 100000000;
                    string = "GB";
                } else if (size >= 100000) {
                    size = size / 100000;
                    string = "MB";
                } else if (size >= 100) {
                    size = size / 100;
                    string = "KB";
                } else {
                    size = size * 10;
                    string = "b";
                }
                return "<strong>" + (Math.round(size) / 10) + "</strong> " + string;
            };

            Dropzone.prototype._updateMaxFilesReachedClass = function () {
                if (this.options.maxFiles && this.getAcceptedFiles().length >= this.options.maxFiles) {
                    return this.element.classList.add("dz-max-files-reached");
                } else {
                    return this.element.classList.remove("dz-max-files-reached");
                }
            };

            Dropzone.prototype.drop = function (e) {
                var files, items;
                if (!e.dataTransfer) {
                    return;
                }
                this.emit("drop", e);
                files = e.dataTransfer.files;
                this.emit("selectedfiles", files);
                if (files.length) {
                    items = e.dataTransfer.items;
                    if (items && items.length && ((items[0].webkitGetAsEntry != null) || (items[0].getAsEntry != null))) {
                        this.handleItems(items);
                    } else {
                        this.handleFiles(files);
                    }
                }
            };

            Dropzone.prototype.handleFiles = function (files) {
                var file, _i, _len, _results;
                _results = [];
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    _results.push(this.addFile(file));
                }
                return _results;
            };

            Dropzone.prototype.handleItems = function (items) {
                var entry, item, _i, _len;
                for (_i = 0, _len = items.length; _i < _len; _i++) {
                    item = items[_i];
                    if (item.webkitGetAsEntry != null) {
                        entry = item.webkitGetAsEntry();
                        if (entry.isFile) {
                            this.addFile(item.getAsFile());
                        } else if (entry.isDirectory) {
                            this.addDirectory(entry, entry.name);
                        }
                    } else {
                        this.addFile(item.getAsFile());
                    }
                }
            };

            Dropzone.prototype.accept = function (file, done) {
                if (file.size > this.options.maxFilesize * 1024 * 1024) {
                    return done(this.options.dictFileTooBig.replace("{{filesize}}", Math.round(file.size / 1024 / 10.24) / 100).replace("{{maxFilesize}}", this.options.maxFilesize));
                } else if (!Dropzone.isValidFile(file, this.options.acceptedFiles)) {
                    return done(this.options.dictInvalidFileType);
                } else if (this.options.maxFiles && this.getAcceptedFiles().length >= this.options.maxFiles) {
                    done(this.options.dictMaxFilesExceeded.replace("{{maxFiles}}", this.options.maxFiles));
                    return this.emit("maxfilesexceeded", file);
                } else {
                    return this.options.accept.call(this, file, done);
                }
            };

            Dropzone.prototype.addFile = function (file) {
                var _this = this;
                file.upload = {
                    progress: 0,
                    total: file.size,
                    bytesSent: 0
                };
                this.files.push(file);
                file.status = Dropzone.ADDED;
                this.emit("addedfile", file);
                if (this.options.createImageThumbnails && file.type.match(/image.*/) && file.size <= this.options.maxThumbnailFilesize * 1024 * 1024) {
                    this.createThumbnail(file);
                }
                return this.accept(file, function (error) {
                    if (error) {
                        file.accepted = false;
                        return _this._errorProcessing([file], error);
                    } else {
                        return _this.enqueueFile(file);
                    }
                });
            };

            Dropzone.prototype.enqueueFiles = function (files) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    this.enqueueFile(file);
                }
                return null;
            };

            Dropzone.prototype.enqueueFile = function (file) {
                var _this = this;
                file.accepted = true;
                if (file.status === Dropzone.ADDED) {
                    file.status = Dropzone.QUEUED;
                    if (this.options.autoProcessQueue) {
                        return setTimeout((function () {
                            return _this.processQueue();
                        }), 1);
                    }
                } else {
                    throw new Error("This file can't be queued because it has already been processed or was rejected.");
                }
            };

            Dropzone.prototype.addDirectory = function (entry, path) {
                var dirReader, entriesReader,
                    _this = this;
                dirReader = entry.createReader();
                entriesReader = function (entries) {
                    var _i, _len;
                    for (_i = 0, _len = entries.length; _i < _len; _i++) {
                        entry = entries[_i];
                        if (entry.isFile) {
                            entry.file(function (file) {
                                if (_this.options.ignoreHiddenFiles && file.name.substring(0, 1) === '.') {
                                    return;
                                }
                                file.fullPath = "" + path + "/" + file.name;
                                return _this.addFile(file);
                            });
                        } else if (entry.isDirectory) {
                            _this.addDirectory(entry, "" + path + "/" + entry.name);
                        }
                    }
                };
                return dirReader.readEntries(entriesReader, function (error) {
                    return typeof console !== "undefined" && console !== null ? typeof console.log === "function" ? console.log(error) : void 0 : void 0;
                });
            };

            Dropzone.prototype.removeFile = function (file) {
                if (file.status === Dropzone.UPLOADING) {
                    this.cancelUpload(file);
                }
                this.files = without(this.files, file);
                this.emit("removedfile", file);
                if (this.files.length === 0) {
                    return this.emit("reset");
                }
            };

            Dropzone.prototype.removeAllFiles = function (cancelIfNecessary) {
                var file, _i, _len, _ref;
                if (cancelIfNecessary == null) {
                    cancelIfNecessary = false;
                }
                _ref = this.files.slice();
                for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                    file = _ref[_i];
                    if (file.status !== Dropzone.UPLOADING || cancelIfNecessary) {
                        this.removeFile(file);
                    }
                }
                return null;
            };

            Dropzone.prototype.createThumbnail = function (file) {
                var fileReader,
                    _this = this;
                fileReader = new FileReader;
                fileReader.onload = function () {
                    var img;
                    img = new Image;
                    img.onload = function () {
                        var canvas, ctx, resizeInfo, thumbnail, _ref, _ref1, _ref2, _ref3;
                        file.width = img.width;
                        file.height = img.height;
                        resizeInfo = _this.options.resize.call(_this, file);
                        if (resizeInfo.trgWidth == null) {
                            resizeInfo.trgWidth = _this.options.thumbnailWidth;
                        }
                        if (resizeInfo.trgHeight == null) {
                            resizeInfo.trgHeight = _this.options.thumbnailHeight;
                        }
                        canvas = document.createElement("canvas");
                        ctx = canvas.getContext("2d");
                        canvas.width = resizeInfo.trgWidth;
                        canvas.height = resizeInfo.trgHeight;
                        ctx.drawImage(img, (_ref = resizeInfo.srcX) != null ? _ref : 0, (_ref1 = resizeInfo.srcY) != null ? _ref1 : 0, resizeInfo.srcWidth, resizeInfo.srcHeight, (_ref2 = resizeInfo.trgX) != null ? _ref2 : 0, (_ref3 = resizeInfo.trgY) != null ? _ref3 : 0, resizeInfo.trgWidth, resizeInfo.trgHeight);
                        thumbnail = canvas.toDataURL("image/png");
                        return _this.emit("thumbnail", file, thumbnail);
                    };
                    return img.src = fileReader.result;
                };
                return fileReader.readAsDataURL(file);
            };

            Dropzone.prototype.processQueue = function () {
                var i, parallelUploads, processingLength, queuedFiles;
                parallelUploads = this.options.parallelUploads;
                processingLength = this.getUploadingFiles().length;
                i = processingLength;
                if (processingLength >= parallelUploads) {
                    return;
                }
                queuedFiles = this.getQueuedFiles();
                if (!(queuedFiles.length > 0)) {
                    return;
                }
                if (this.options.uploadMultiple) {
                    return this.processFiles(queuedFiles.slice(0, parallelUploads - processingLength));
                } else {
                    while (i < parallelUploads) {
                        if (!queuedFiles.length) {
                            return;
                        }
                        this.processFile(queuedFiles.shift());
                        i++;
                    }
                }
            };

            Dropzone.prototype.processFile = function (file) {
                return this.processFiles([file]);
            };

            Dropzone.prototype.processFiles = function (files) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.processing = true;
                    file.status = Dropzone.UPLOADING;
                    this.emit("processing", file);
                }
                if (this.options.uploadMultiple) {
                    this.emit("processingmultiple", files);
                }
                return this.uploadFiles(files);
            };

            Dropzone.prototype._getFilesWithXhr = function (xhr) {
                var file, files;
                return files = (function () {
                    var _i, _len, _ref, _results;
                    _ref = this.files;
                    _results = [];
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        file = _ref[_i];
                        if (file.xhr === xhr) {
                            _results.push(file);
                        }
                    }
                    return _results;
                }).call(this);
            };

            Dropzone.prototype.cancelUpload = function (file) {
                var groupedFile, groupedFiles, _i, _j, _len, _len1, _ref;
                if (file.status === Dropzone.UPLOADING) {
                    groupedFiles = this._getFilesWithXhr(file.xhr);
                    for (_i = 0, _len = groupedFiles.length; _i < _len; _i++) {
                        groupedFile = groupedFiles[_i];
                        groupedFile.status = Dropzone.CANCELED;
                    }
                    file.xhr.abort();
                    for (_j = 0, _len1 = groupedFiles.length; _j < _len1; _j++) {
                        groupedFile = groupedFiles[_j];
                        this.emit("canceled", groupedFile);
                    }
                    if (this.options.uploadMultiple) {
                        this.emit("canceledmultiple", groupedFiles);
                    }
                } else if ((_ref = file.status) === Dropzone.ADDED || _ref === Dropzone.QUEUED) {
                    file.status = Dropzone.CANCELED;
                    this.emit("canceled", file);
                    if (this.options.uploadMultiple) {
                        this.emit("canceledmultiple", [file]);
                    }
                }
                if (this.options.autoProcessQueue) {
                    return this.processQueue();
                }
            };

            Dropzone.prototype.uploadFile = function (file) {
                return this.uploadFiles([file]);
            };

            Dropzone.prototype.uploadFiles = function (files) {
                var file, formData, handleError, headerName, headerValue, headers, input, inputName, inputType, key, progressObj, response, updateProgress, value, xhr, _i, _j, _k, _l, _len, _len1, _len2, _len3, _ref, _ref1, _ref2, _ref3,
                    _this = this;
                xhr = new XMLHttpRequest();
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.xhr = xhr;
                }
                xhr.open(this.options.method, this.options.url, true);
                xhr.withCredentials = !!this.options.withCredentials;
                response = null;
                handleError = function () {
                    var _j, _len1, _results;
                    _results = [];
                    for (_j = 0, _len1 = files.length; _j < _len1; _j++) {
                        file = files[_j];
                        _results.push(_this._errorProcessing(files, response || _this.options.dictResponseError.replace("{{statusCode}}", xhr.status), xhr));
                    }
                    return _results;
                };
                updateProgress = function (e) {
                    var allFilesFinished, progress, _j, _k, _l, _len1, _len2, _len3, _results;
                    if (e != null) {
                        progress = 100 * e.loaded / e.total;
                        for (_j = 0, _len1 = files.length; _j < _len1; _j++) {
                            file = files[_j];
                            file.upload = {
                                progress: progress,
                                total: e.total,
                                bytesSent: e.loaded
                            };
                        }
                    } else {
                        allFilesFinished = true;
                        progress = 100;
                        for (_k = 0, _len2 = files.length; _k < _len2; _k++) {
                            file = files[_k];
                            if (!(file.upload.progress === 100 && file.upload.bytesSent === file.upload.total)) {
                                allFilesFinished = false;
                            }
                            file.upload.progress = progress;
                            file.upload.bytesSent = file.upload.total;
                        }
                        if (allFilesFinished) {
                            return;
                        }
                    }
                    _results = [];
                    for (_l = 0, _len3 = files.length; _l < _len3; _l++) {
                        file = files[_l];
                        _results.push(_this.emit("uploadprogress", file, progress, file.upload.bytesSent));
                    }
                    return _results;
                };
                xhr.onload = function (e) {
                    var _ref;
                    if (files[0].status === Dropzone.CANCELED) {
                        return;
                    }
                    if (xhr.readyState !== 4) {
                        return;
                    }
                    response = xhr.responseText;
                    if (xhr.getResponseHeader("content-type") && ~xhr.getResponseHeader("content-type").indexOf("application/json")) {
                        try {
                            response = JSON.parse(response);
                        } catch (_error) {
                            e = _error;
                            response = "Invalid JSON response from server.";
                        }
                    }
                    updateProgress();
                    if (!((200 <= (_ref = xhr.status) && _ref < 300))) {
                        return handleError();
                    } else {
                        return _this._finished(files, response, e);
                    }
                };
                xhr.onerror = function () {
                    if (files[0].status === Dropzone.CANCELED) {
                        return;
                    }
                    return handleError();
                };
                progressObj = (_ref = xhr.upload) != null ? _ref : xhr;
                progressObj.onprogress = updateProgress;
                headers = {
                    "Accept": "application/json",
                    "Cache-Control": "no-cache",
                    "X-Requested-With": "XMLHttpRequest"
                };
                if (this.options.headers) {
                    extend(headers, this.options.headers);
                }
                for (headerName in headers) {
                    headerValue = headers[headerName];
                    xhr.setRequestHeader(headerName, headerValue);
                }
                formData = new FormData();
                if (this.options.params) {
                    _ref1 = this.options.params;
                    for (key in _ref1) {
                        value = _ref1[key];
                        formData.append(key, value);
                    }
                }
                for (_j = 0, _len1 = files.length; _j < _len1; _j++) {
                    file = files[_j];
                    this.emit("sending", file, xhr, formData);
                }
                if (this.options.uploadMultiple) {
                    this.emit("sendingmultiple", files, xhr, formData);
                }
                if (this.element.tagName === "FORM") {
                    _ref2 = this.element.querySelectorAll("input, textarea, select, button");
                    for (_k = 0, _len2 = _ref2.length; _k < _len2; _k++) {
                        input = _ref2[_k];
                        inputName = input.getAttribute("name");
                        inputType = input.getAttribute("type");
                        if (!inputType || ((_ref3 = inputType.toLowerCase()) !== "checkbox" && _ref3 !== "radio") || input.checked) {
                            formData.append(inputName, input.value);
                        }
                    }
                }
                for (_l = 0, _len3 = files.length; _l < _len3; _l++) {
                    file = files[_l];
                    formData.append("" + this.options.paramName + (this.options.uploadMultiple ? "[]" : ""), file, file.name);
                }
                return xhr.send(formData);
            };

            Dropzone.prototype._finished = function (files, responseText, e) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.status = Dropzone.SUCCESS;
                    this.emit("success", file, responseText, e);
                    this.emit("complete", file);
                }
                if (this.options.uploadMultiple) {
                    this.emit("successmultiple", files, responseText, e);
                    this.emit("completemultiple", files);
                }
                if (this.options.autoProcessQueue) {
                    return this.processQueue();
                }
            };

            Dropzone.prototype._errorProcessing = function (files, message, xhr) {
                var file, _i, _len;
                for (_i = 0, _len = files.length; _i < _len; _i++) {
                    file = files[_i];
                    file.status = Dropzone.ERROR;
                    this.emit("error", file, message, xhr);
                    this.emit("complete", file);
                }
                if (this.options.uploadMultiple) {
                    this.emit("errormultiple", files, message, xhr);
                    this.emit("completemultiple", files);
                }
                if (this.options.autoProcessQueue) {
                    return this.processQueue();
                }
            };

            return Dropzone;

        })(Em);

        Dropzone.version = "3.7.1";

        Dropzone.options = {};

        Dropzone.optionsForElement = function (element) {
            if (element.id) {
                return Dropzone.options[camelize(element.id)];
            } else {
                return void 0;
            }
        };

        Dropzone.instances = [];

        Dropzone.forElement = function (element) {
            if (typeof element === "string") {
                element = document.querySelector(element);
            }
            if ((element != null ? element.dropzone : void 0) == null) {
                throw new Error("No Dropzone found for given element. This is probably because you're trying to access it before Dropzone had the time to initialize. Use the `init` option to setup any additional observers on your Dropzone.");
            }
            return element.dropzone;
        };

        Dropzone.autoDiscover = true;

        Dropzone.discover = function () {
            var checkElements, dropzone, dropzones, _i, _len, _results;
            if (document.querySelectorAll) {
                dropzones = document.querySelectorAll(".dropzone");
            } else {
                dropzones = [];
                checkElements = function (elements) {
                    var el, _i, _len, _results;
                    _results = [];
                    for (_i = 0, _len = elements.length; _i < _len; _i++) {
                        el = elements[_i];
                        if (/(^| )dropzone($| )/.test(el.className)) {
                            _results.push(dropzones.push(el));
                        } else {
                            _results.push(void 0);
                        }
                    }
                    return _results;
                };
                checkElements(document.getElementsByTagName("div"));
                checkElements(document.getElementsByTagName("form"));
            }
            _results = [];
            for (_i = 0, _len = dropzones.length; _i < _len; _i++) {
                dropzone = dropzones[_i];
                if (Dropzone.optionsForElement(dropzone) !== false) {
                    _results.push(new Dropzone(dropzone));
                } else {
                    _results.push(void 0);
                }
            }
            return _results;
        };

        Dropzone.blacklistedBrowsers = [/opera.*Macintosh.*version\/12/i];

        Dropzone.isBrowserSupported = function () {
            var capableBrowser, regex, _i, _len, _ref;
            capableBrowser = true;
            if (window.File && window.FileReader && window.FileList && window.Blob && window.FormData && document.querySelector) {
                if (!("classList" in document.createElement("a"))) {
                    capableBrowser = false;
                } else {
                    _ref = Dropzone.blacklistedBrowsers;
                    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
                        regex = _ref[_i];
                        if (regex.test(navigator.userAgent)) {
                            capableBrowser = false;
                            continue;
                        }
                    }
                }
            } else {
                capableBrowser = false;
            }
            return capableBrowser;
        };

        without = function (list, rejectedItem) {
            var item, _i, _len, _results;
            _results = [];
            for (_i = 0, _len = list.length; _i < _len; _i++) {
                item = list[_i];
                if (item !== rejectedItem) {
                    _results.push(item);
                }
            }
            return _results;
        };

        camelize = function (str) {
            return str.replace(/[\-_](\w)/g, function (match) {
                return match[1].toUpperCase();
            });
        };

        Dropzone.createElement = function (string) {
            var div;
            div = document.createElement("div");
            div.innerHTML = string;
            return div.childNodes[0];
        };

        Dropzone.elementInside = function (element, container) {
            if (element === container) {
                return true;
            }
            while (element = element.parentNode) {
                if (element === container) {
                    return true;
                }
            }
            return false;
        };

        Dropzone.getElement = function (el, name) {
            var element;
            if (typeof el === "string") {
                element = document.querySelector(el);
            } else if (el.nodeType != null) {
                element = el;
            }
            if (element == null) {
                throw new Error("Invalid `" + name + "` option provided. Please provide a CSS selector or a plain HTML element.");
            }
            return element;
        };

        Dropzone.getElements = function (els, name) {
            var e, el, elements, _i, _j, _len, _len1, _ref;
            if (els instanceof Array) {
                elements = [];
                try {
                    for (_i = 0, _len = els.length; _i < _len; _i++) {
                        el = els[_i];
                        elements.push(this.getElement(el, name));
                    }
                } catch (_error) {
                    e = _error;
                    elements = null;
                }
            } else if (typeof els === "string") {
                elements = [];
                _ref = document.querySelectorAll(els);
                for (_j = 0, _len1 = _ref.length; _j < _len1; _j++) {
                    el = _ref[_j];
                    elements.push(el);
                }
            } else if (els.nodeType != null) {
                elements = [els];
            }
            if (!((elements != null) && elements.length)) {
                throw new Error("Invalid `" + name + "` option provided. Please provide a CSS selector, a plain HTML element or a list of those.");
            }
            return elements;
        };

        Dropzone.confirm = function (question, accepted, rejected) {
            if (window.confirm(question)) {
                return accepted();
            } else if (rejected != null) {
                return rejected();
            }
        };

        Dropzone.isValidFile = function (file, acceptedFiles) {
            var baseMimeType, mimeType, validType, _i, _len;
            if (!acceptedFiles) {
                return true;
            }
            acceptedFiles = acceptedFiles.split(",");
            mimeType = file.type;
            baseMimeType = mimeType.replace(/\/.*$/, "");
            for (_i = 0, _len = acceptedFiles.length; _i < _len; _i++) {
                validType = acceptedFiles[_i];
                validType = validType.trim();
                if (validType.charAt(0) === ".") {
                    if (file.name.indexOf(validType, file.name.length - validType.length) !== -1) {
                        return true;
                    }
                } else if (/\/\*$/.test(validType)) {
                    if (baseMimeType === validType.replace(/\/.*$/, "")) {
                        return true;
                    }
                } else {
                    if (mimeType === validType) {
                        return true;
                    }
                }
            }
            return false;
        };

        if (typeof jQuery !== "undefined" && jQuery !== null) {
            jQuery.fn.dropzone = function (options) {
                return this.each(function () {
                    return new Dropzone(this, options);
                });
            };
        }

        if (typeof module !== "undefined" && module !== null) {
            module.exports = Dropzone;
        } else {
            window.Dropzone = Dropzone;
        }

        Dropzone.ADDED = "added";

        Dropzone.QUEUED = "queued";

        Dropzone.ACCEPTED = Dropzone.QUEUED;

        Dropzone.UPLOADING = "uploading";

        Dropzone.PROCESSING = Dropzone.UPLOADING;

        Dropzone.CANCELED = "canceled";

        Dropzone.ERROR = "error";

        Dropzone.SUCCESS = "success";

        /*
         # contentloaded.js
         #
         # Author: Diego Perini (diego.perini at gmail.com)
         # Summary: cross-browser wrapper for DOMContentLoaded
         # Updated: 20101020
         # License: MIT
         # Version: 1.2
         #
         # URL:
         # http://javascript.nwbox.com/ContentLoaded/
         # http://javascript.nwbox.com/ContentLoaded/MIT-LICENSE
         */


        contentLoaded = function (win, fn) {
            var add, doc, done, init, poll, pre, rem, root, top;
            done = false;
            top = true;
            doc = win.document;
            root = doc.documentElement;
            add = (doc.addEventListener ? "addEventListener" : "attachEvent");
            rem = (doc.addEventListener ? "removeEventListener" : "detachEvent");
            pre = (doc.addEventListener ? "" : "on");
            init = function (e) {
                if (e.type === "readystatechange" && doc.readyState !== "complete") {
                    return;
                }
                (e.type === "load" ? win : doc)[rem](pre + e.type, init, false);
                if (!done && (done = true)) {
                    return fn.call(win, e.type || e);
                }
            };
            poll = function () {
                var e;
                try {
                    root.doScroll("left");
                } catch (_error) {
                    e = _error;
                    setTimeout(poll, 50);
                    return;
                }
                return init("poll");
            };
            if (doc.readyState !== "complete") {
                if (doc.createEventObject && root.doScroll) {
                    try {
                        top = !win.frameElement;
                    } catch (_error) {
                    }
                    if (top) {
                        poll();
                    }
                }
                doc[add](pre + "DOMContentLoaded", init, false);
                doc[add](pre + "readystatechange", init, false);
                return win[add](pre + "load", init, false);
            }
        };

        Dropzone._autoDiscoverFunction = function () {
            if (Dropzone.autoDiscover) {
                return Dropzone.discover();
            }
        };

        contentLoaded(window, Dropzone._autoDiscoverFunction);

    }).call(this);

    return module.exports;
}));