devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (cjs/ui/file_uploader.js)
* Version: 21.1.4
* Build date: Mon Jun 21 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
"use strict";
exports.default = void 0;
var _renderer = _interopRequireDefault(require("../core/renderer"));
var _guid = _interopRequireDefault(require("../core/guid"));
var _window = require("../core/utils/window");
var _events_engine = _interopRequireDefault(require("../events/core/events_engine"));
var _component_registrator = _interopRequireDefault(require("../core/component_registrator"));
var _callbacks = _interopRequireDefault(require("../core/utils/callbacks"));
var _type = require("../core/utils/type");
var _iterator = require("../core/utils/iterator");
var _extend = require("../core/utils/extend");
var _array = require("../core/utils/array");
var _deferred = require("../core/utils/deferred");
var _ajax = _interopRequireDefault(require("../core/utils/ajax"));
var _editor = _interopRequireDefault(require("./editor/editor"));
var _button = _interopRequireDefault(require("./button"));
var _progress_bar = _interopRequireDefault(require("./progress_bar"));
var _browser = _interopRequireDefault(require("../core/utils/browser"));
var _devices = _interopRequireDefault(require("../core/devices"));
var _index = require("../events/utils/index");
var _click = require("../events/click");
var _message = _interopRequireDefault(require("../localization/message"));
var _themes = require("./themes");
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
}
}
function _inheritsLoose(subClass, superClass) {
subClass.prototype = Object.create(superClass.prototype);
subClass.prototype.constructor = subClass;
_setPrototypeOf(subClass, superClass)
}
function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf || function(o, p) {
o.__proto__ = p;
return o
};
return _setPrototypeOf(o, p)
}
var window = (0, _window.getWindow)();
var FILEUPLOADER_CLASS = "dx-fileuploader";
var FILEUPLOADER_EMPTY_CLASS = "dx-fileuploader-empty";
var FILEUPLOADER_SHOW_FILE_LIST_CLASS = "dx-fileuploader-show-file-list";
var FILEUPLOADER_DRAGOVER_CLASS = "dx-fileuploader-dragover";
var FILEUPLOADER_WRAPPER_CLASS = "dx-fileuploader-wrapper";
var FILEUPLOADER_CONTAINER_CLASS = "dx-fileuploader-container";
var FILEUPLOADER_CONTENT_CLASS = "dx-fileuploader-content";
var FILEUPLOADER_INPUT_WRAPPER_CLASS = "dx-fileuploader-input-wrapper";
var FILEUPLOADER_INPUT_CONTAINER_CLASS = "dx-fileuploader-input-container";
var FILEUPLOADER_INPUT_LABEL_CLASS = "dx-fileuploader-input-label";
var FILEUPLOADER_INPUT_CLASS = "dx-fileuploader-input";
var FILEUPLOADER_FILES_CONTAINER_CLASS = "dx-fileuploader-files-container";
var FILEUPLOADER_FILE_CONTAINER_CLASS = "dx-fileuploader-file-container";
var FILEUPLOADER_FILE_INFO_CLASS = "dx-fileuploader-file-info";
var FILEUPLOADER_FILE_STATUS_MESSAGE_CLASS = "dx-fileuploader-file-status-message";
var FILEUPLOADER_FILE_CLASS = "dx-fileuploader-file";
var FILEUPLOADER_FILE_NAME_CLASS = "dx-fileuploader-file-name";
var FILEUPLOADER_FILE_SIZE_CLASS = "dx-fileuploader-file-size";
var FILEUPLOADER_BUTTON_CLASS = "dx-fileuploader-button";
var FILEUPLOADER_BUTTON_CONTAINER_CLASS = "dx-fileuploader-button-container";
var FILEUPLOADER_CANCEL_BUTTON_CLASS = "dx-fileuploader-cancel-button";
var FILEUPLOADER_UPLOAD_BUTTON_CLASS = "dx-fileuploader-upload-button";
var FILEUPLOADER_INVALID_CLASS = "dx-fileuploader-invalid";
var FILEUPLOADER_AFTER_LOAD_DELAY = 400;
var FILEUPLOADER_CHUNK_META_DATA_NAME = "chunkMetadata";
var renderFileUploaderInput = function() {
return (0, _renderer.default)("<input>").attr("type", "file")
};
var isFormDataSupported = function() {
return !!window.FormData
};
var FileUploader = function(_Editor) {
_inheritsLoose(FileUploader, _Editor);
function FileUploader() {
return _Editor.apply(this, arguments) || this
}
var _proto = FileUploader.prototype;
_proto._supportedKeys = function() {
var _this = this;
var click = function(e) {
e.preventDefault();
var $selectButton = _this._selectButton.$element();
_events_engine.default.trigger($selectButton, _click.name)
};
return (0, _extend.extend)(_Editor.prototype._supportedKeys.call(this), {
space: click,
enter: click
})
};
_proto._setOptionsByReference = function() {
_Editor.prototype._setOptionsByReference.call(this);
(0, _extend.extend)(this._optionsByReference, {
value: true
})
};
_proto._getDefaultOptions = function() {
return (0, _extend.extend)(_Editor.prototype._getDefaultOptions.call(this), {
chunkSize: 0,
value: [],
selectButtonText: _message.default.format("dxFileUploader-selectFile"),
uploadButtonText: _message.default.format("dxFileUploader-upload"),
labelText: _message.default.format("dxFileUploader-dropFile"),
name: "files[]",
multiple: false,
accept: "",
uploadUrl: "/",
allowCanceling: true,
showFileList: true,
progress: 0,
dialogTrigger: void 0,
dropZone: void 0,
readyToUploadMessage: _message.default.format("dxFileUploader-readyToUpload"),
uploadedMessage: _message.default.format("dxFileUploader-uploaded"),
uploadFailedMessage: _message.default.format("dxFileUploader-uploadFailedMessage"),
uploadAbortedMessage: _message.default.format("dxFileUploader-uploadAbortedMessage"),
uploadMode: "instantly",
uploadMethod: "POST",
uploadHeaders: {},
uploadCustomData: {},
onBeforeSend: null,
onUploadStarted: null,
onUploaded: null,
onFilesUploaded: null,
onProgress: null,
onUploadError: null,
onUploadAborted: null,
onDropZoneEnter: null,
onDropZoneLeave: null,
allowedFileExtensions: [],
maxFileSize: 0,
minFileSize: 0,
inputAttr: {},
invalidFileExtensionMessage: _message.default.format("dxFileUploader-invalidFileExtension"),
invalidMaxFileSizeMessage: _message.default.format("dxFileUploader-invalidMaxFileSize"),
invalidMinFileSizeMessage: _message.default.format("dxFileUploader-invalidMinFileSize"),
extendSelection: true,
validationMessageMode: "always",
uploadFile: null,
uploadChunk: null,
abortUpload: null,
validationMessageOffset: {
h: 0,
v: 0
},
useNativeInputClick: false,
useDragOver: true,
nativeDropSupported: true,
_uploadButtonType: "normal"
})
};
_proto._defaultOptionsRules = function() {
return _Editor.prototype._defaultOptionsRules.call(this).concat([{
device: function() {
return "desktop" === _devices.default.real().deviceType && !_devices.default.isSimulator()
},
options: {
focusStateEnabled: true
}
}, {
device: [{
platform: "android"
}],
options: {
validationMessageOffset: {
v: 0
}
}
}, {
device: function() {
return "desktop" !== _devices.default.real().deviceType
},
options: {
useDragOver: false
}
}, {
device: function() {
return !isFormDataSupported()
},
options: {
uploadMode: "useForm"
}
}, {
device: function() {
return _browser.default.msie || "desktop" !== _devices.default.real().deviceType
},
options: {
nativeDropSupported: false
}
}, {
device: function() {
return (0, _themes.isMaterial)()
},
options: {
_uploadButtonType: "default"
}
}])
};
_proto._initOptions = function(options) {
var isLabelTextDefined = "labelText" in options;
_Editor.prototype._initOptions.call(this, options);
if (!isLabelTextDefined && !this._shouldDragOverBeRendered()) {
this.option("labelText", "")
}
};
_proto._init = function() {
_Editor.prototype._init.call(this);
this._initFileInput();
this._initLabel();
this._setUploadStrategy();
this._createFiles();
this._createBeforeSendAction();
this._createUploadStartedAction();
this._createUploadedAction();
this._createFilesUploadedAction();
this._createProgressAction();
this._createUploadErrorAction();
this._createUploadAbortedAction();
this._createDropZoneEnterAction();
this._createDropZoneLeaveAction()
};
_proto._setUploadStrategy = function() {
var strategy = null;
if (this.option("chunkSize") > 0) {
var uploadChunk = this.option("uploadChunk");
strategy = uploadChunk && (0, _type.isFunction)(uploadChunk) ? new CustomChunksFileUploadStrategy(this) : new DefaultChunksFileUploadStrategy(this)
} else {
var uploadFile = this.option("uploadFile");
strategy = uploadFile && (0, _type.isFunction)(uploadFile) ? new CustomWholeFileUploadStrategy(this) : new DefaultWholeFileUploadStrategy(this)
}
this._uploadStrategy = strategy
};
_proto._initFileInput = function() {
var _this2 = this;
this._isCustomClickEvent = false;
if (!this._$fileInput) {
this._$fileInput = renderFileUploaderInput();
_events_engine.default.on(this._$fileInput, "change", this._inputChangeHandler.bind(this));
_events_engine.default.on(this._$fileInput, "click", (function(e) {
e.stopPropagation();
_this2._resetInputValue();
return _this2.option("useNativeInputClick") || _this2._isCustomClickEvent
}))
}
this._$fileInput.prop({
multiple: this.option("multiple"),
accept: this.option("accept"),
tabIndex: -1
})
};
_proto._inputChangeHandler = function() {
if (this._doPreventInputChange) {
return
}
var fileName = this._$fileInput.val().replace(/^.*\\/, "");
var files = this._$fileInput.prop("files");
if (files && !files.length && "useForm" !== this.option("uploadMode")) {
return
}
var value = files ? this._getFiles(files) : [{
name: fileName
}];
this._changeValue(value);
if ("instantly" === this.option("uploadMode")) {
this._uploadFiles()
}
};
_proto._shouldFileListBeExtended = function() {
return "useForm" !== this.option("uploadMode") && this.option("extendSelection") && this.option("multiple")
};
_proto._changeValue = function(value) {
var files = this._shouldFileListBeExtended() ? this.option("value").slice() : [];
this.option("value", files.concat(value))
};
_proto._getFiles = function(fileList) {
var values = [];
(0, _iterator.each)(fileList, (function(_, value) {
return values.push(value)
}));
return values
};
_proto._getFile = function(fileData) {
var targetFileValue = (0, _type.isNumeric)(fileData) ? this.option("value")[fileData] : fileData;
return this._files.filter((function(file) {
return file.value === targetFileValue
}))[0]
};
_proto._initLabel = function() {
if (!this._$inputLabel) {
this._$inputLabel = (0, _renderer.default)("<div>")
}
this._updateInputLabelText()
};
_proto._updateInputLabelText = function() {
var correctedValue = this._isInteractionDisabled() ? "" : this.option("labelText");
this._$inputLabel.text(correctedValue)
};
_proto._focusTarget = function() {
return this.$element().find("." + FILEUPLOADER_BUTTON_CLASS)
};
_proto._getSubmitElement = function() {
return this._$fileInput
};
_proto._initMarkup = function() {
_Editor.prototype._initMarkup.call(this);
this.$element().addClass(FILEUPLOADER_CLASS);
this._renderWrapper();
this._renderInputWrapper();
this._renderSelectButton();
this._renderInputContainer();
this._renderUploadButton();
this._preventRecreatingFiles = true
};
_proto._render = function() {
this._preventRecreatingFiles = false;
this._attachDragEventHandlers(this._$inputWrapper);
this._attachDragEventHandlers(this.option("dropZone"));
this._renderFiles();
_Editor.prototype._render.call(this)
};
_proto._createFileProgressBar = function(file) {
file.progressBar = this._createProgressBar(file.value.size);
file.progressBar.$element().appendTo(file.$file);
this._initStatusMessage(file);
this._ensureCancelButtonInitialized(file)
};
_proto._setStatusMessage = function(file, message) {
var _this3 = this;
setTimeout((function() {
if (_this3.option("showFileList")) {
if (file.$statusMessage) {
file.$statusMessage.text(message);
file.$statusMessage.css("display", "");
file.progressBar.$element().remove()
}
}
}), FILEUPLOADER_AFTER_LOAD_DELAY)
};
_proto._getUploadAbortedStatusMessage = function() {
return "instantly" === this.option("uploadMode") ? this.option("uploadAbortedMessage") : this.option("readyToUploadMessage")
};
_proto._createFiles = function() {
var _this4 = this;
var value = this.option("value");
if (this._files && (0 === value.length || !this._shouldFileListBeExtended())) {
this._preventFilesUploading(this._files);
this._files = null
}
if (!this._files) {
this._files = []
}(0, _iterator.each)(value.slice(this._files.length), (function(_, value) {
var file = _this4._createFile(value);
_this4._validateFile(file);
_this4._files.push(file)
}))
};
_proto._preventFilesUploading = function(files) {
var _this5 = this;
files.forEach((function(file) {
return _this5._uploadStrategy.abortUpload(file)
}))
};
_proto._validateFile = function(file) {
file.isValidFileExtension = this._validateFileExtension(file);
file.isValidMinSize = this._validateMinFileSize(file);
file.isValidMaxSize = this._validateMaxFileSize(file)
};
_proto._validateFileExtension = function(file) {
var allowedExtensions = this.option("allowedFileExtensions");
var fileExtension = file.value.name.substring(file.value.name.lastIndexOf(".")).toLowerCase();
if (0 === allowedExtensions.length) {
return true
}
for (var i = 0; i < allowedExtensions.length; i++) {
if (fileExtension === allowedExtensions[i].toLowerCase()) {
return true
}
}
return false
};
_proto._validateMaxFileSize = function(file) {
var fileSize = file.value.size;
var maxFileSize = this.option("maxFileSize");
return maxFileSize > 0 ? fileSize <= maxFileSize : true
};
_proto._validateMinFileSize = function(file) {
var fileSize = file.value.size;
var minFileSize = this.option("minFileSize");
return minFileSize > 0 ? fileSize >= minFileSize : true
};
_proto._createBeforeSendAction = function() {
this._beforeSendAction = this._createActionByOption("onBeforeSend", {
excludeValidators: ["readOnly"]
})
};
_proto._createUploadStartedAction = function() {
this._uploadStartedAction = this._createActionByOption("onUploadStarted", {
excludeValidators: ["readOnly"]
})
};
_proto._createUploadedAction = function() {
this._uploadedAction = this._createActionByOption("onUploaded", {
excludeValidators: ["readOnly"]
})
};
_proto._createFilesUploadedAction = function() {
this._filesUploadedAction = this._createActionByOption("onFilesUploaded", {
excludeValidators: ["readOnly"]
})
};
_proto._createProgressAction = function() {
this._progressAction = this._createActionByOption("onProgress", {
excludeValidators: ["readOnly"]
})
};
_proto._createUploadAbortedAction = function() {
this._uploadAbortedAction = this._createActionByOption("onUploadAborted", {
excludeValidators: ["readOnly"]
})
};
_proto._createUploadErrorAction = function() {
this._uploadErrorAction = this._createActionByOption("onUploadError", {
excludeValidators: ["readOnly"]
})
};
_proto._createDropZoneEnterAction = function() {
this._dropZoneEnterAction = this._createActionByOption("onDropZoneEnter")
};
_proto._createDropZoneLeaveAction = function() {
this._dropZoneLeaveAction = this._createActionByOption("onDropZoneLeave")
};
_proto._createFile = function(value) {
return {
value: value,
loadedSize: 0,
onProgress: (0, _callbacks.default)(),
onAbort: (0, _callbacks.default)(),
onLoad: (0, _callbacks.default)(),
onError: (0, _callbacks.default)(),
onLoadStart: (0, _callbacks.default)(),
isValidFileExtension: true,
isValidMaxSize: true,
isValidMinSize: true,
isValid: function() {
return this.isValidFileExtension && this.isValidMaxSize && this.isValidMinSize
},
isInitialized: false
}
};
_proto._resetFileState = function(file) {
file.isAborted = false;
file.uploadStarted = false;
file.isStartLoad = false;
file.loadedSize = 0;
file.chunksData = void 0;
file.request = void 0
};
_proto._renderFiles = function() {
var _this$_validationMess, _this6 = this;
var value = this.option("value");
if (!this._$filesContainer) {
this._$filesContainer = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_FILES_CONTAINER_CLASS).appendTo(this._$content)
} else if (!this._shouldFileListBeExtended() || 0 === value.length) {
this._$filesContainer.empty()
}
var showFileList = this.option("showFileList");
if (showFileList) {
(0, _iterator.each)(this._files, (function(_, file) {
if (!file.$file) {
_this6._renderFile(file)
}
}))
}
this.$element().toggleClass(FILEUPLOADER_SHOW_FILE_LIST_CLASS, showFileList);
this._toggleFileUploaderEmptyClassName();
this._updateFileNameMaxWidth();
null === (_this$_validationMess = this._validationMessage) || void 0 === _this$_validationMess ? void 0 : _this$_validationMess.repaint()
};
_proto._renderFile = function(file) {
var value = file.value;
var $fileContainer = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_FILE_CONTAINER_CLASS).appendTo(this._$filesContainer);
this._renderFileButtons(file, $fileContainer);
file.$file = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_FILE_CLASS).appendTo($fileContainer);
var $fileInfo = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_FILE_INFO_CLASS).appendTo(file.$file);
file.$statusMessage = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_FILE_STATUS_MESSAGE_CLASS).appendTo(file.$file);
(0, _renderer.default)("<div>").addClass(FILEUPLOADER_FILE_NAME_CLASS).text(value.name).appendTo($fileInfo);
if ((0, _type.isDefined)(value.size)) {
(0, _renderer.default)("<div>").addClass(FILEUPLOADER_FILE_SIZE_CLASS).text(this._getFileSize(value.size)).appendTo($fileInfo)
}
if (file.isValid()) {
file.$statusMessage.text(this.option("readyToUploadMessage"))
} else {
if (!file.isValidFileExtension) {
file.$statusMessage.append(this._createValidationElement("invalidFileExtensionMessage"))
}
if (!file.isValidMaxSize) {
file.$statusMessage.append(this._createValidationElement("invalidMaxFileSizeMessage"))
}
if (!file.isValidMinSize) {
file.$statusMessage.append(this._createValidationElement("invalidMinFileSizeMessage"))
}
$fileContainer.addClass(FILEUPLOADER_INVALID_CLASS)
}
};
_proto._createValidationElement = function(key) {
return (0, _renderer.default)("<span>").text(this.option(key))
};
_proto._updateFileNameMaxWidth = function() {
var cancelButtonsCount = this.option("allowCanceling") && "useForm" !== this.option("uploadMode") ? 1 : 0;
var uploadButtonsCount = "useButtons" === this.option("uploadMode") ? 1 : 0;
var filesContainerWidth = this._$filesContainer.find("." + FILEUPLOADER_FILE_CONTAINER_CLASS).first().width() || this._$filesContainer.width();
var $buttonContainer = this._$filesContainer.find("." + FILEUPLOADER_BUTTON_CONTAINER_CLASS).eq(0);
var buttonsWidth = $buttonContainer.width() * (cancelButtonsCount + uploadButtonsCount);
var $fileSize = this._$filesContainer.find("." + FILEUPLOADER_FILE_SIZE_CLASS).eq(0);
var prevFileSize = $fileSize.text();
$fileSize.text("1000 Mb");
var fileSizeWidth = $fileSize.width();
$fileSize.text(prevFileSize);
this._$filesContainer.find("." + FILEUPLOADER_FILE_NAME_CLASS).css("maxWidth", filesContainerWidth - buttonsWidth - fileSizeWidth)
};
_proto._renderFileButtons = function(file, $container) {
var $cancelButton = this._getCancelButton(file);
$cancelButton && $container.append($cancelButton);
var $uploadButton = this._getUploadButton(file);
$uploadButton && $container.append($uploadButton)
};
_proto._getCancelButton = function(file) {
var _this7 = this;
if ("useForm" === this.option("uploadMode")) {
return null
}
file.cancelButton = this._createComponent((0, _renderer.default)("<div>").addClass(FILEUPLOADER_BUTTON_CLASS + " " + FILEUPLOADER_CANCEL_BUTTON_CLASS), _button.default, {
onClick: function() {
return _this7._removeFile(file)
},
icon: "close",
visible: this.option("allowCanceling"),
disabled: this.option("readOnly"),
integrationOptions: {}
});
return (0, _renderer.default)("<div>").addClass(FILEUPLOADER_BUTTON_CONTAINER_CLASS).append(file.cancelButton.$element())
};
_proto._getUploadButton = function(file) {
var _this8 = this;
if (!file.isValid() || "useButtons" !== this.option("uploadMode")) {
return null
}
file.uploadButton = this._createComponent((0, _renderer.default)("<div>").addClass(FILEUPLOADER_BUTTON_CLASS + " " + FILEUPLOADER_UPLOAD_BUTTON_CLASS), _button.default, {
onClick: function() {
return _this8._uploadFile(file)
},
icon: "upload"
});
file.onLoadStart.add((function() {
return file.uploadButton.option({
visible: false,
disabled: true
})
}));
file.onAbort.add((function() {
return file.uploadButton.option({
visible: true,
disabled: false
})
}));
return (0, _renderer.default)("<div>").addClass(FILEUPLOADER_BUTTON_CONTAINER_CLASS).append(file.uploadButton.$element())
};
_proto._removeFile = function(file) {
var _file$$file;
null === (_file$$file = file.$file) || void 0 === _file$$file ? void 0 : _file$$file.parent().remove();
this._files.splice((0, _array.inArray)(file, this._files), 1);
var value = this.option("value").slice();
value.splice((0, _array.inArray)(file.value, value), 1);
this._preventRecreatingFiles = true;
this.option("value", value);
this._preventRecreatingFiles = false;
this._toggleFileUploaderEmptyClassName();
this._resetInputValue(true)
};
_proto.removeFile = function(fileData) {
if ("useForm" === this.option("uploadMode") || !(0, _type.isDefined)(fileData)) {
return
}
var file = this._getFile(fileData);
if (file) {
if (file.uploadStarted) {
this._preventFilesUploading([file])
}
this._removeFile(file)
}
};
_proto._toggleFileUploaderEmptyClassName = function() {
this.$element().toggleClass(FILEUPLOADER_EMPTY_CLASS, !this._files.length || this._hasInvalidFile(this._files))
};
_proto._hasInvalidFile = function(files) {
for (var i = 0; i < files.length; i++) {
if (!files[i].isValid()) {
return true
}
}
return false
};
_proto._getFileSize = function(size) {
var i = 0;
var labels = [_message.default.format("dxFileUploader-bytes"), _message.default.format("dxFileUploader-kb"), _message.default.format("dxFileUploader-Mb"), _message.default.format("dxFileUploader-Gb")];
var count = labels.length - 1;
while (i < count && size >= 1024) {
size /= 1024;
i++
}
return Math.round(size) + " " + labels[i]
};
_proto._renderSelectButton = function() {
var $button = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_BUTTON_CLASS).appendTo(this._$inputWrapper);
this._selectButton = this._createComponent($button, _button.default, {
text: this.option("selectButtonText"),
focusStateEnabled: false,
integrationOptions: {},
disabled: this.option("readOnly")
});
this._selectFileDialogHandler = this._selectButtonClickHandler.bind(this);
if ("desktop" === _devices.default.real().deviceType) {
this._selectButton.option("onClick", this._selectFileDialogHandler)
} else {
this._attachSelectFileDialogHandler(this._selectButton.$element())
}
this._attachSelectFileDialogHandler(this.option("dialogTrigger"))
};
_proto._selectButtonClickHandler = function() {
if (this.option("useNativeInputClick")) {
return
}
if (this._isInteractionDisabled()) {
return false
}
this._isCustomClickEvent = true;
_events_engine.default.trigger(this._$fileInput, "click");
this._isCustomClickEvent = false
};
_proto._attachSelectFileDialogHandler = function(target) {
if (!(0, _type.isDefined)(target)) {
return
}
this._detachSelectFileDialogHandler(target);
_events_engine.default.on((0, _renderer.default)(target), "click", this._selectFileDialogHandler)
};
_proto._detachSelectFileDialogHandler = function(target) {
if (!(0, _type.isDefined)(target)) {
return
}
_events_engine.default.off((0, _renderer.default)(target), "click", this._selectFileDialogHandler)
};
_proto._renderUploadButton = function() {
if ("useButtons" !== this.option("uploadMode")) {
return
}
var $uploadButton = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_BUTTON_CLASS).addClass(FILEUPLOADER_UPLOAD_BUTTON_CLASS).appendTo(this._$content);
this._uploadButton = this._createComponent($uploadButton, _button.default, {
text: this.option("uploadButtonText"),
onClick: this._uploadButtonClickHandler.bind(this),
type: this.option("_uploadButtonType"),
integrationOptions: {}
})
};
_proto._uploadButtonClickHandler = function() {
this._uploadFiles()
};
_proto._shouldDragOverBeRendered = function() {
return !this.option("readOnly") && ("useForm" !== this.option("uploadMode") || this.option("nativeDropSupported"))
};
_proto._isInteractionDisabled = function() {
return this.option("readOnly") || this.option("disabled")
};
_proto._renderInputContainer = function() {
this._$inputContainer = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_INPUT_CONTAINER_CLASS).appendTo(this._$inputWrapper);
this._$fileInput.addClass(FILEUPLOADER_INPUT_CLASS);
this._renderInput();
var labelId = "dx-fileuploader-input-label-".concat(new _guid.default);
this._$inputLabel.attr("id", labelId).addClass(FILEUPLOADER_INPUT_LABEL_CLASS).appendTo(this._$inputContainer);
this.setAria("labelledby", labelId, this._$fileInput)
};
_proto._renderInput = function() {
if (this.option("useNativeInputClick")) {
this._selectButton.option("template", this._selectButtonInputTemplate.bind(this))
} else {
this._$fileInput.appendTo(this._$inputContainer);
this._selectButton.option("template", "content")
}
this._applyInputAttributes(this.option("inputAttr"))
};
_proto._selectButtonInputTemplate = function(data, content) {
var $content = (0, _renderer.default)(content);
var $text = (0, _renderer.default)("<span>").addClass("dx-button-text").text(data.text);
$content.append($text).append(this._$fileInput);
return $content
};
_proto._renderInputWrapper = function() {
this._$inputWrapper = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_INPUT_WRAPPER_CLASS).appendTo(this._$content)
};
_proto._detachDragEventHandlers = function(target) {
if (!(0, _type.isDefined)(target)) {
return
}
_events_engine.default.off((0, _renderer.default)(target), (0, _index.addNamespace)("", this.NAME))
};
_proto._attachDragEventHandlers = function(target) {
var isCustomTarget = target !== this._$inputWrapper;
if (!(0, _type.isDefined)(target) || !this._shouldDragOverBeRendered()) {
return
}
this._detachDragEventHandlers(target);
target = (0, _renderer.default)(target);
this._dragEventsTargets = [];
_events_engine.default.on(target, (0, _index.addNamespace)("dragenter", this.NAME), this._dragEnterHandler.bind(this, isCustomTarget));
_events_engine.default.on(target, (0, _index.addNamespace)("dragover", this.NAME), this._dragOverHandler.bind(this));
_events_engine.default.on(target, (0, _index.addNamespace)("dragleave", this.NAME), this._dragLeaveHandler.bind(this, isCustomTarget));
_events_engine.default.on(target, (0, _index.addNamespace)("drop", this.NAME), this._dropHandler.bind(this, isCustomTarget))
};
_proto._applyInputAttributes = function(customAttributes) {
this._$fileInput.attr(customAttributes)
};
_proto._useInputForDrop = function() {
return this.option("nativeDropSupported") && "useForm" === this.option("uploadMode")
};
_proto._dragEnterHandler = function(isCustomTarget, e) {
if (this.option("disabled")) {
return false
}
if (!this._useInputForDrop()) {
e.preventDefault()
}
this._tryToggleDropZoneActive(true, isCustomTarget, e);
this._updateEventTargets(e)
};
_proto._dragOverHandler = function(e) {
if (!this._useInputForDrop()) {
e.preventDefault()
}
e.originalEvent.dataTransfer.dropEffect = "copy"
};
_proto._dragLeaveHandler = function(isCustomTarget, e) {
if (!this._useInputForDrop()) {
e.preventDefault()
}
this._updateEventTargets(e);
this._tryToggleDropZoneActive(false, isCustomTarget, e)
};
_proto._updateEventTargets = function(e) {
var targetIndex = this._dragEventsTargets.indexOf(e.target);
var isTargetExists = -1 !== targetIndex;
if ("dragenter" === e.type) {
!isTargetExists && this._dragEventsTargets.push(e.target)
} else {
isTargetExists && this._dragEventsTargets.splice(targetIndex, 1)
}
};
_proto._tryToggleDropZoneActive = function(active, isCustom, event) {
var classAction = active ? "addClass" : "removeClass";
var mouseAction = active ? "_dropZoneEnterAction" : "_dropZoneLeaveAction";
if (!this._dragEventsTargets.length) {
this[mouseAction]({
event: event,
dropZoneElement: event.currentTarget
});
if (!isCustom) {
this.$element()[classAction](FILEUPLOADER_DRAGOVER_CLASS)
}
}
};
_proto._dropHandler = function(isCustomTarget, e) {
this._dragEventsTargets = [];
if (!isCustomTarget) {
this.$element().removeClass(FILEUPLOADER_DRAGOVER_CLASS)
}
if (this._useInputForDrop() || isCustomTarget && this._isInteractionDisabled()) {
return
}
e.preventDefault();
var fileList = e.originalEvent.dataTransfer.files;
var files = this._getFiles(fileList);
if (!this.option("multiple") && files.length > 1) {
return
}
this._changeValue(this._filterFiles(files));
if ("instantly" === this.option("uploadMode")) {
this._uploadFiles()
}
};
_proto._handleAllFilesUploaded = function() {
var areAllFilesLoaded = this._files.every((function(file) {
return !file.isValid() || file._isError || file._isLoaded || file.isAborted
}));
if (areAllFilesLoaded) {
this._filesUploadedAction()
}
};
_proto._filterFiles = function(files) {
if (!files.length) {
return files
}
var accept = this.option("accept");
if (!accept.length) {
return files
}
var result = [];
var allowedTypes = this._getAllowedFileTypes(accept);
for (var i = 0, n = files.length; i < n; i++) {
if (this._isFileTypeAllowed(files[i], allowedTypes)) {
result.push(files[i])
}
}
return result
};
_proto._getAllowedFileTypes = function(acceptSting) {
if (!acceptSting.length) {
return []
}
return acceptSting.split(",").map((function(item) {
return item.trim()
}))
};
_proto._isFileTypeAllowed = function(file, allowedTypes) {
for (var i = 0, n = allowedTypes.length; i < n; i++) {
var allowedType = allowedTypes[i];
if ("." === allowedType[0]) {
allowedType = allowedType.replace(".", "\\.");
if (file.name.match(new RegExp(allowedType + "$", "i"))) {
return true
}
} else {
allowedType = allowedType.replace(new RegExp("\\*", "g"), "");
if (file.type.match(new RegExp(allowedType, "i"))) {
return true
}
}
}
return false
};
_proto._renderWrapper = function() {
var $wrapper = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_WRAPPER_CLASS).appendTo(this.$element());
var $container = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_CONTAINER_CLASS).appendTo($wrapper);
this._$content = (0, _renderer.default)("<div>").addClass(FILEUPLOADER_CONTENT_CLASS).appendTo($container)
};
_proto._clean = function() {
this._$fileInput.detach();
delete this._$filesContainer;
if (this._files) {
this._files.forEach((function(file) {
file.$file = null;
file.$statusMessage = null
}))
}
_Editor.prototype._clean.call(this)
};
_proto.abortUpload = function(fileData) {
if ("useForm" === this.option("uploadMode")) {
return
}
if ((0, _type.isDefined)(fileData)) {
var file = this._getFile(fileData);
if (file) {
this._preventFilesUploading([file])
}
} else {
this._preventFilesUploading(this._files)
}
};
_proto.upload = function(fileData) {
if ("useForm" === this.option("uploadMode")) {
return
}
if ((0, _type.isDefined)(fileData)) {
var file = this._getFile(fileData);
if (file && isFormDataSupported()) {
this._uploadFile(file)
}
} else {
this._uploadFiles()
}
};
_proto._uploadFiles = function() {
var _this9 = this;
if (isFormDataSupported()) {
(0, _iterator.each)(this._files, (function(_, file) {
return _this9._uploadFile(file)
}))
}
};
_proto._uploadFile = function(file) {
this._uploadStrategy.upload(file)
};
_proto._updateProgressBar = function(file, loadedFileData) {
file.progressBar && file.progressBar.option({
value: loadedFileData.loaded,
showStatus: true
});
this._progressAction({
file: file.value,
segmentSize: loadedFileData.currentSegmentSize,
bytesLoaded: loadedFileData.loaded,
bytesTotal: loadedFileData.total,
event: loadedFileData.event,
request: file.request
})
};
_proto._updateTotalProgress = function(totalFilesSize, totalLoadedFilesSize) {
var progress = totalFilesSize ? this._getProgressValue(totalLoadedFilesSize / totalFilesSize) : 0;
this.option("progress", progress);
this._setLoadedSize(totalLoadedFilesSize)
};
_proto._getProgressValue = function(ratio) {
return Math.floor(100 * ratio)
};
_proto._initStatusMessage = function(file) {
file.$statusMessage.css("display", "none")
};
_proto._ensureCancelButtonInitialized = function(file) {
var _this10 = this;
if (file.isInitialized) {
return
}
file.cancelButton.option("onClick", (function() {
_this10._preventFilesUploading([file]);
_this10._removeFile(file)
}));
var hideCancelButton = function() {
setTimeout((function() {
file.cancelButton.option({
visible: false
})
}), FILEUPLOADER_AFTER_LOAD_DELAY)
};
file.onLoad.add(hideCancelButton);
file.onError.add(hideCancelButton)
};
_proto._createProgressBar = function(fileSize) {
var _this11 = this;
return this._createComponent((0, _renderer.default)("<div>"), _progress_bar.default, {
value: void 0,
min: 0,
max: fileSize,
statusFormat: function(ratio) {
return _this11._getProgressValue(ratio) + "%"
},
showStatus: false,
statusPosition: "right"
})
};
_proto._getTotalFilesSize = function() {
var _this12 = this;
if (!this._totalFilesSize) {
this._totalFilesSize = 0;
(0, _iterator.each)(this._files, (function(_, file) {
_this12._totalFilesSize += file.value.size
}))
}
return this._totalFilesSize
};
_proto._getTotalLoadedFilesSize = function() {
var _this13 = this;
if (!this._totalLoadedFilesSize) {
this._totalLoadedFilesSize = 0;
(0, _iterator.each)(this._files, (function(_, file) {
_this13._totalLoadedFilesSize += file.loadedSize
}))
}
return this._totalLoadedFilesSize
};
_proto._setLoadedSize = function(value) {
this._totalLoadedFilesSize = value
};
_proto._recalculateProgress = function() {
this._totalFilesSize = 0;
this._totalLoadedFilesSize = 0;
this._updateTotalProgress(this._getTotalFilesSize(), this._getTotalLoadedFilesSize())
};
_proto._updateReadOnlyState = function() {
var readOnly = this.option("readOnly");
this._selectButton.option("disabled", readOnly);
this._files.forEach((function(file) {
var _file$cancelButton;
return null === (_file$cancelButton = file.cancelButton) || void 0 === _file$cancelButton ? void 0 : _file$cancelButton.option("disabled", readOnly)
}));
this._updateInputLabelText();
this._attachDragEventHandlers(this._$inputWrapper)
};
_proto._optionChanged = function(args) {
var name = args.name,
value = args.value,
previousValue = args.previousValue;
switch (name) {
case "height":
case "width":
this._updateFileNameMaxWidth();
_Editor.prototype._optionChanged.call(this, args);
break;
case "value":
!value.length && this._$fileInput.val("");
if (!this._preventRecreatingFiles) {
this._createFiles();
this._renderFiles()
}
this._recalculateProgress();
_Editor.prototype._optionChanged.call(this, args);
break;
case "name":
this._initFileInput();
_Editor.prototype._optionChanged.call(this, args);
break;
case "accept":
this._initFileInput();
break;
case "multiple":
this._initFileInput();
if (!args.value) {
this.reset()
}
break;
case "readOnly":
this._updateReadOnlyState();
_Editor.prototype._optionChanged.call(this, args);
break;
case "selectButtonText":
this._selectButton.option("text", value);
break;
case "uploadButtonText":
this._uploadButton && this._uploadButton.option("text", value);
break;
case "_uploadButtonType":
this._uploadButton && this._uploadButton.option("type", value);
break;
case "dialogTrigger":
this._detachSelectFileDialogHandler(previousValue);
this._attachSelectFileDialogHandler(value);
break;
case "dropZone":
this._detachDragEventHandlers(previousValue);
this._attachDragEventHandlers(value);
break;
case "maxFileSize":
case "minFileSize":
case "allowedFileExtensions":
case "invalidFileExtensionMessage":
case "invalidMaxFileSizeMessage":
case "invalidMinFileSizeMessage":
case "readyToUploadMessage":
case "uploadedMessage":
case "uploadFailedMessage":
case "uploadAbortedMessage":
this._invalidate();
break;
case "labelText":
this._updateInputLabelText();
break;
case "showFileList":
if (!this._preventRecreatingFiles) {
this._renderFiles()
}
break;
case "uploadFile":
case "uploadChunk":
case "chunkSize":
this._setUploadStrategy();
break;
case "abortUpload":
case "uploadUrl":
case "progress":
case "uploadMethod":
case "uploadHeaders":
case "uploadCustomData":
case "extendSelection":
break;
case "allowCanceling":
case "uploadMode":
this.reset();
this._invalidate();
break;
case "onBeforeSend":
this._createBeforeSendAction();
break;
case "onUploadStarted":
this._createUploadStartedAction();
break;
case "onUploaded":
this._createUploadedAction();
break;
case "onFilesUploaded":
this._createFilesUploadedAction();
break;
case "onProgress":
this._createProgressAction();
break;
case "onUploadError":
this._createUploadErrorAction();
break;
case "onUploadAborted":
this._createUploadAbortedAction();
break;
case "onDropZoneEnter":
this._createDropZoneEnterAction();
break;
case "onDropZoneLeave":
this._createDropZoneLeaveAction();
break;
case "useNativeInputClick":
this._renderInput();
break;
case "useDragOver":
this._attachDragEventHandlers(this._$inputWrapper);
break;
case "nativeDropSupported":
this._invalidate();
break;
case "inputAttr":
this._applyInputAttributes(this.option(name));
break;
default:
_Editor.prototype._optionChanged.call(this, args)
}
};
_proto._resetInputValue = function(force) {
if ("useForm" === this.option("uploadMode") && !force) {
return
}
this._doPreventInputChange = true;
this._$fileInput.val("");
this._doPreventInputChange = false
};
_proto.reset = function() {
this.option("value", [])
};
return FileUploader
}(_editor.default);
var FileBlobReader = function() {
function FileBlobReader(file, chunkSize) {
this.file = file;
this.chunkSize = chunkSize;
this.index = 0
}
var _proto2 = FileBlobReader.prototype;
_proto2.read = function() {
if (!this.file) {
return null
}
var result = this.createBlobResult(this.file, this.index, this.chunkSize);
if (result.isCompleted) {
this.file = null
}
this.index++;
return result
};
_proto2.createBlobResult = function(file, index, chunkSize) {
var currentPosition = index * chunkSize;
return {
blob: this.sliceFile(file, currentPosition, chunkSize),
index: index,
isCompleted: currentPosition + chunkSize >= file.size
}
};
_proto2.sliceFile = function(file, startPos, length) {
if (file.slice) {
return file.slice(startPos, startPos + length)
}
if (file.webkitSlice) {
return file.webkitSlice(startPos, startPos + length)
}
return null
};
return FileBlobReader
}();
var FileUploadStrategyBase = function() {
function FileUploadStrategyBase(fileUploader) {
this.fileUploader = fileUploader
}
var _proto3 = FileUploadStrategyBase.prototype;
_proto3.upload = function(file) {
if (file.isInitialized && file.isAborted) {
this.fileUploader._resetFileState(file)
}
if (file.isValid() && !file.uploadStarted) {
this._prepareFileBeforeUpload(file);
this._uploadCore(file)
}
};
_proto3.abortUpload = function(file) {
var _this14 = this;
if (file._isError || file._isLo