devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
122 lines (120 loc) • 4.74 kB
JavaScript
/**
* DevExtreme (cjs/file_management/provider_base.js)
* Version: 24.2.6
* Build date: Mon Mar 17 2025
*
* Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
;
exports.default = void 0;
var _data = require("../core/utils/data");
var _common = require("../core/utils/common");
var _date_serialization = _interopRequireDefault(require("../core/utils/date_serialization"));
var _iterator = require("../core/utils/iterator");
var _type = require("../core/utils/type");
var _deferred = require("../core/utils/deferred");
var _file_system_item = _interopRequireDefault(require("./file_system_item"));
function _interopRequireDefault(e) {
return e && e.__esModule ? e : {
default: e
}
}
const DEFAULT_FILE_UPLOAD_CHUNK_SIZE = 2e5;
class FileSystemProviderBase {
constructor(options) {
options = (0, _common.ensureDefined)(options, {});
this._keyGetter = (0, _data.compileGetter)(this._getKeyExpr(options));
this._nameGetter = (0, _data.compileGetter)(this._getNameExpr(options));
this._isDirGetter = (0, _data.compileGetter)(this._getIsDirExpr(options));
this._sizeGetter = (0, _data.compileGetter)(this._getSizeExpr(options));
this._dateModifiedGetter = (0, _data.compileGetter)(this._getDateModifiedExpr(options));
this._thumbnailGetter = (0, _data.compileGetter)(options.thumbnailExpr || "thumbnail")
}
getItems(parentDirectory) {
return []
}
renameItem(item, name) {}
createDirectory(parentDirectory, name) {}
deleteItems(items) {}
moveItems(items, destinationDirectory) {}
copyItems(items, destinationDirectory) {}
uploadFileChunk(fileData, chunksInfo, destinationDirectory) {}
abortFileUpload(fileData, chunksInfo, destinationDirectory) {}
downloadItems(items) {}
getItemsContent(items) {}
getFileUploadChunkSize() {
return 2e5
}
_convertDataObjectsToFileItems(entries, pathInfo) {
const result = [];
(0, _iterator.each)(entries, ((_, entry) => {
const fileItem = this._createFileItem(entry, pathInfo);
result.push(fileItem)
}));
return result
}
_createFileItem(dataObj, pathInfo) {
const key = this._keyGetter(dataObj);
const fileItem = new _file_system_item.default(pathInfo, this._nameGetter(dataObj), !!this._isDirGetter(dataObj), key);
fileItem.size = this._sizeGetter(dataObj);
if (void 0 === fileItem.size) {
fileItem.size = 0
}
fileItem.dateModified = _date_serialization.default.deserializeDate(this._dateModifiedGetter(dataObj));
if (void 0 === fileItem.dateModified) {
fileItem.dateModified = new Date
}
if (fileItem.isDirectory) {
fileItem.hasSubDirectories = this._hasSubDirs(dataObj)
}
if (!key) {
fileItem.key = fileItem.relativeName
}
fileItem.thumbnail = this._thumbnailGetter(dataObj) || "";
fileItem.dataItem = dataObj;
return fileItem
}
_hasSubDirs(dataObj) {
return true
}
_getKeyExpr(options) {
return options.keyExpr || this._defaultKeyExpr
}
_defaultKeyExpr(fileItem) {
if (2 === arguments.length) {
fileItem.__KEY__ = arguments[1];
return
}
return Object.prototype.hasOwnProperty.call(fileItem, "__KEY__") ? fileItem.__KEY__ : null
}
_getNameExpr(options) {
return options.nameExpr || "name"
}
_getIsDirExpr(options) {
return options.isDirectoryExpr || "isDirectory"
}
_getSizeExpr(options) {
return options.sizeExpr || "size"
}
_getDateModifiedExpr(options) {
return options.dateModifiedExpr || "dateModified"
}
_executeActionAsDeferred(action, keepResult) {
const deferred = new _deferred.Deferred;
try {
const result = action();
if ((0, _type.isPromise)(result)) {
(0, _deferred.fromPromise)(result).done((userResult => deferred.resolve(keepResult && userResult || void 0))).fail((error => deferred.reject(error)))
} else {
deferred.resolve(keepResult && result || void 0)
}
} catch (error) {
return deferred.reject(error)
}
return deferred.promise()
}
}
var _default = exports.default = FileSystemProviderBase;
module.exports = exports.default;
module.exports.default = exports.default;