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dropzone-amd-module.js
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dropzone-amd-module.js
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// 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 =
Emitter.prototype.addEventListener = 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);
}
on.fn = fn;
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 =
Emitter.prototype.removeEventListener = function(event, fn){
this._callbacks = this._callbacks || {};
// all
if (0 == arguments.length) {
this._callbacks = {};
return this;
}
// specific event
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 cb;
for (var i = 0; i < callbacks.length; i++) {
cb = callbacks[i];
if (cb === fn || cb.fn === fn) {
callbacks.splice(i, 1);
break;
}
}
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, detectVerticalSquash, drawImageIOSFix, 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", "addedfile", "removedfile", "thumbnail", "error", "errormultiple", "processing", "processingmultiple", "uploadprogress", "totaluploadprogress", "sending", "sendingmultiple", "success", "successmultiple", "canceled", "canceledmultiple", "complete", "completemultiple", "reset", "maxfilesexceeded", "maxfilesreached"];
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,
autoQueue: 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}}MiB). Max filesize: {{maxFilesize}}MiB.",
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 not upload any more 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;
info.optWidth = this.options.thumbnailWidth;
info.optHeight = this.options.thumbnailHeight;
if ((info.optWidth == null) && (info.optHeight == null)) {
info.optWidth = info.srcWidth;
info.optHeight = info.srcHeight;
} else if (info.optWidth == null) {
info.optWidth = srcRatio * info.optHeight;
} else if (info.optHeight == null) {
info.optHeight = (1 / srcRatio) * info.optWidth;
}
trgRatio = info.optWidth / info.optHeight;
if (file.height < info.optHeight || file.width < info.optWidth) {
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");
},
paste: noop,
reset: function() {
return this.element.classList.remove("dz-started");
},
addedfile: function(file) {
var node, removeFileEvent, removeLink, _i, _j, _k, _len, _len1, _len2, _ref, _ref1, _ref2, _results;
if (this.element === this.previewsContainer) {
this.element.classList.add("dz-started");
}
if (this.previewsContainer) {
file.previewElement = Dropzone.createElement(this.options.previewTemplate.trim());
file.previewTemplate = file.previewElement;
this.previewsContainer.appendChild(file.previewElement);
_ref = file.previewElement.querySelectorAll("[data-dz-name]");
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
node = _ref[_i];
node.textContent = file.name;
}
_ref1 = file.previewElement.querySelectorAll("[data-dz-size]");
for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
node = _ref1[_j];
node.innerHTML = this.filesize(file.size);
}
if (this.options.addRemoveLinks) {
file._removeLink = Dropzone.createElement("<a class=\"dz-remove\" href=\"javascript:undefined;\" data-dz-remove>" + this.options.dictRemoveFile + "</a>");
file.previewElement.appendChild(file._removeLink);
}
removeFileEvent = (function(_this) {
return 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);
}
}
};
})(this);
_ref2 = file.previewElement.querySelectorAll("[data-dz-remove]");
_results = [];
for (_k = 0, _len2 = _ref2.length; _k < _len2; _k++) {
removeLink = _ref2[_k];
_results.push(removeLink.addEventListener("click", removeFileEvent));
}
return _results;
}
},
removedfile: function(file) {
var _ref;
if (file.previewElement) {
if ((_ref = file.previewElement) != null) {
_ref.parentNode.removeChild(file.previewElement);
}
}
return this._updateMaxFilesReachedClass();
},
thumbnail: function(file, dataUrl) {
var thumbnailElement, _i, _len, _ref, _results;
if (file.previewElement) {
file.previewElement.classList.remove("dz-file-preview");
file.previewElement.classList.add("dz-image-preview");
_ref = file.previewElement.querySelectorAll("[data-dz-thumbnail]");
_results = [];
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
thumbnailElement = _ref[_i];
thumbnailElement.alt = file.name;
_results.push(thumbnailElement.src = dataUrl);
}
return _results;
}
},
error: function(file, message) {
var node, _i, _len, _ref, _results;
if (file.previewElement) {
file.previewElement.classList.add("dz-error");
if (typeof message !== "String" && message.error) {
message = message.error;
}
_ref = file.previewElement.querySelectorAll("[data-dz-errormessage]");
_results = [];
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
node = _ref[_i];
_results.push(node.textContent = message);
}
return _results;
}
},
errormultiple: noop,
processing: function(file) {
if (file.previewElement) {
file.previewElement.classList.add("dz-processing");
if (file._removeLink) {
return file._removeLink.textContent = this.options.dictCancelUpload;
}
}
},
processingmultiple: noop,
uploadprogress: function(file, progress, bytesSent) {
var node, _i, _len, _ref, _results;
if (file.previewElement) {
_ref = file.previewElement.querySelectorAll("[data-dz-uploadprogress]");
_results = [];
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
node = _ref[_i];
_results.push(node.style.width = "" + progress + "%");
}
return _results;
}
},
totaluploadprogress: noop,
sending: noop,
sendingmultiple: noop,
success: function(file) {
if (file.previewElement) {
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,
maxfilesreached: 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);
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 !== false) {
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.getFilesWithStatus = function(status) {
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 === status) {
_results.push(file);
}
}
return _results;
};
Dropzone.prototype.getQueuedFiles = function() {
return this.getFilesWithStatus(Dropzone.QUEUED);
};
Dropzone.prototype.getUploadingFiles = function() {
return this.getFilesWithStatus(Dropzone.UPLOADING);
};
Dropzone.prototype.getActiveFiles = 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 || file.status === Dropzone.QUEUED) {
_results.push(file);
}
}
return _results;
};
Dropzone.prototype.init = function() {
var eventName, noPropagation, setupHiddenFileInput, _i, _len, _ref, _ref1;
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(_this) {
return function() {
if (_this.hiddenFileInput) {
document.body.removeChild(_this.hiddenFileInput);
}
_this.hiddenFileInput = document.createElement("input");
_this.hiddenFileInput.setAttribute("type", "file");
if ((_this.options.maxFiles == null) || _this.options.maxFiles > 1) {
_this.hiddenFileInput.setAttribute("multiple", "multiple");
}
_this.hiddenFileInput.className = "dz-hidden-input";
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 file, files, _i, _len;
files = _this.hiddenFileInput.files;
if (files.length) {
for (_i = 0, _len = files.length; _i < _len; _i++) {
file = files[_i];
_this.addFile(file);
}
}
return setupHiddenFileInput();
});
};
})(this);
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(_this) {
return function() {
return _this.updateTotalUploadProgress();
};
})(this));
this.on("removedfile", (function(_this) {
return function() {
return _this.updateTotalUploadProgress();
};
})(this));
this.on("canceled", (function(_this) {
return function(file) {
return _this.emit("complete", file);
};
})(this));
this.on("complete", (function(_this) {
return function(file) {
if (_this.getUploadingFiles().length === 0 && _this.getQueuedFiles().length === 0) {
return setTimeout((function() {
return _this.emit("queuecomplete");
}), 0);
}
};
})(this));
noPropagation = function(e) {
e.stopPropagation();
if (e.preventDefault) {
return e.preventDefault();
} else {
return e.returnValue = false;
}
};
this.listeners = [
{
element: this.element,
events: {
"dragstart": (function(_this) {
return function(e) {
return _this.emit("dragstart", e);
};
})(this),
"dragenter": (function(_this) {
return function(e) {
noPropagation(e);
return _this.emit("dragenter", e);
};
})(this),
"dragover": (function(_this) {
return function(e) {
var efct;
try {
efct = e.dataTransfer.effectAllowed;
} catch (_error) {}
e.dataTransfer.dropEffect = 'move' === efct || 'linkMove' === efct ? 'move' : 'copy';
noPropagation(e);
return _this.emit("dragover", e);
};
})(this),
"dragleave": (function(_this) {
return function(e) {
return _this.emit("dragleave", e);
};
})(this),
"drop": (function(_this) {
return function(e) {
noPropagation(e);
return _this.drop(e);
};
})(this),
"dragend": (function(_this) {
return function(e) {
return _this.emit("dragend", e);
};
})(this)
}
}
];
this.clickableElements.forEach((function(_this) {
return 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));
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;
}
delete this.element.dropzone;
return Dropzone.instances.splice(Dropzone.instances.indexOf(this), 1);
};
Dropzone.prototype.updateTotalUploadProgress = function() {
var activeFiles, file, totalBytes, totalBytesSent, totalUploadProgress, _i, _len, _ref;
totalBytesSent = 0;
totalBytes = 0;
activeFiles = this.getActiveFiles();
if (activeFiles.length) {
_ref = this.getActiveFiles();
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._getParamName = function(n) {
if (typeof this.options.paramName === "function") {
return this.options.paramName(n);
} else {
return "" + this.options.paramName + (this.options.uploadMultiple ? "[" + n + "]" : "");
}
};
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._getParamName(0)) + "\" " + (this.options.uploadMultiple ? 'multiple="multiple"' : void 0) + " /><input type=\"submit\" value=\"Upload!\"></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 >= 1024 * 1024 * 1024 * 1024 / 10) {
size = size / (1024 * 1024 * 1024 * 1024 / 10);
string = "TiB";
} else if (size >= 1024 * 1024 * 1024 / 10) {
size = size / (1024 * 1024 * 1024 / 10);
string = "GiB";
} else if (size >= 1024 * 1024 / 10) {
size = size / (1024 * 1024 / 10);
string = "MiB";
} else if (size >= 1024 / 10) {
size = size / (1024 / 10);
string = "KiB";
} else {
size = size * 10;
string = "b";
}
return "<strong>" + (Math.round(size) / 10) + "</strong> " + string;
};
Dropzone.prototype._updateMaxFilesReachedClass = function() {
if ((this.options.maxFiles != null) && this.getAcceptedFiles().length >= this.options.maxFiles) {
if (this.getAcceptedFiles().length === this.options.maxFiles) {
this.emit('maxfilesreached', this.files);
}
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;
if (files.length) {
items = e.dataTransfer.items;
if (items && items.length && (items[0].webkitGetAsEntry != null)) {
this._addFilesFromItems(items);
} else {
this.handleFiles(files);
}
}
};
Dropzone.prototype.paste = function(e) {
var items, _ref;
if ((e != null ? (_ref = e.clipboardData) != null ? _ref.items : void 0 : void 0) == null) {
return;
}
this.emit("paste", e);
items = e.clipboardData.items;
if (items.length) {
return this._addFilesFromItems(items);
}
};
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._addFilesFromItems = function(items) {
var entry, item, _i, _len, _results;
_results = [];
for (_i = 0, _len = items.length; _i < _len; _i++) {
item = items[_i];
if ((item.webkitGetAsEntry != null) && (entry = item.webkitGetAsEntry())) {
if (entry.isFile) {
_results.push(this.addFile(item.getAsFile()));
} else if (entry.isDirectory) {
_results.push(this._addFilesFromDirectory(entry, entry.name));
} else {
_results.push(void 0);
}
} else if (item.getAsFile != null) {
if ((item.kind == null) || item.kind === "file") {
_results.push(this.addFile(item.getAsFile()));