react-dropzone
Version:
Simple HTML5 drag-drop zone with React.js
16 lines (14 loc) • 137 kB
JavaScript
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/*! *****************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */()}function s(e){return function(e){if(Array.isArray(e))return d(e)}(e)||function(e){if("undefined"!=typeof Symbol&&null!=e[Symbol.iterator]||null!=e["@@iterator"])return Array.from(e)}(e)||p(e)||function(){throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}function p(e,n){if(e){if("string"==typeof e)return d(e,n);var t=Object.prototype.toString.call(e).slice(8,-1);return"Object"===t&&e.constructor&&(t=e.constructor.name),"Map"===t||"Set"===t?Array.from(e):"Arguments"===t||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t)?d(e,n):void 0}}function d(e,n){(null==n||n>e.length)&&(n=e.length);for(var t=0,r=new Array(n);t<n;t++)r[t]=e[t];return r}function v(e,n,t,r){return new(t||(t=Promise))((function(o,i){function a(e){try{u(r.next(e))}catch(e){i(e)}}function 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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,\r\nINDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM\r\nLOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR\r\nOTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR\r\nPERFORMANCE OF THIS SOFTWARE.\r\n***************************************************************************** */\r\n/* global Reflect, Promise */\r\n\r\nvar extendStatics = function(d, b) {\r\n    extendStatics = Object.setPrototypeOf ||\r\n        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\r\n        function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };\r\n    return extendStatics(d, b);\r\n};\r\n\r\nexport function __extends(d, b) {\r\n    if (typeof b !== \"function\" && b !== null)\r\n        throw new TypeError(\"Class extends value \" + String(b) + \" is not a constructor or null\");\r\n    extendStatics(d, b);\r\n    function __() { this.constructor = d; }\r\n    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\r\n}\r\n\r\nexport var __assign = function() {\r\n    __assign = Object.assign || function __assign(t) {\r\n        for (var s, i = 1, n = arguments.length; i < n; i++) {\r\n            s = arguments[i];\r\n            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];\r\n        }\r\n        return t;\r\n    }\r\n    return __assign.apply(this, arguments);\r\n}\r\n\r\nexport function __rest(s, e) {\r\n    var t = {};\r\n    for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\r\n        t[p] = s[p];\r\n    if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\r\n        for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {\r\n            if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))\r\n                t[p[i]] = s[p[i]];\r\n        }\r\n    return t;\r\n}\r\n\r\nexport function __decorate(decorators, target, key, desc) {\r\n    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\r\n    if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\r\n    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\r\n    return c > 3 && r && Object.defineProperty(target, key, r), r;\r\n}\r\n\r\nexport function __param(paramIndex, decorator) {\r\n    return function (target, key) { decorator(target, key, paramIndex); }\r\n}\r\n\r\nexport function __metadata(metadataKey, metadataValue) {\r\n    if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(metadataKey, metadataValue);\r\n}\r\n\r\nexport function __awaiter(thisArg, _arguments, P, generator) {\r\n    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }\r\n    return new (P || (P = Promise))(function (resolve, reject) {\r\n        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\r\n        function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\r\n        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }\r\n        step((generator = generator.apply(thisArg, _arguments || [])).next());\r\n    });\r\n}\r\n\r\nexport function __generator(thisArg, body) {\r\n    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\r\n    return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\r\n    function verb(n) { return function (v) { return step([n, v]); }; }\r\n    function step(op) {\r\n        if (f) throw new TypeError(\"Generator is already executing.\");\r\n        while (_) try {\r\n            if (f = 1, y && (t = op[0] & 2 ? y[\"return\"] : op[0] ? y[\"throw\"] || ((t = y[\"return\"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;\r\n            if (y = 0, t) op = [op[0] & 2, t.value];\r\n            switch (op[0]) {\r\n                case 0: case 1: t = op; break;\r\n                case 4: _.label++; return { value: op[1], done: false };\r\n                case 5: _.label++; y = op[1]; op = [0]; continue;\r\n                case 7: op = _.ops.pop(); _.trys.pop(); continue;\r\n                default:\r\n                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\r\n                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\r\n                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\r\n                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\r\n                    if (t[2]) _.ops.pop();\r\n                    _.trys.pop(); continue;\r\n            }\r\n            op = body.call(thisArg, _);\r\n        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\r\n        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\r\n    }\r\n}\r\n\r\nexport var __createBinding = Object.create ? 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Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\r\n    function fulfill(value) { resume(\"next\", value); }\r\n    function reject(value) { resume(\"throw\", value); }\r\n    function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\r\n}\r\n\r\nexport function __asyncDelegator(o) {\r\n    var i, p;\r\n    return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\r\n    function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\r\n}\r\n\r\nexport function __asyncValues(o) {\r\n    if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\r\n    var m = o[Symbol.asyncIterator], i;\r\n    return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\r\n    function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\r\n    function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\r\n}\r\n\r\nexport function __makeTemplateObject(cooked, raw) {\r\n    if (Object.defineProperty) { Object.defineProperty(cooked, \"raw\", { value: raw }); } else { cooked.raw = raw; }\r\n    return cooked;\r\n};\r\n\r\nvar __setModuleDefault = Object.create ? (function(o, v) {\r\n    Object.defineProperty(o, \"default\", { enumerable: true, value: v });\r\n}) : function(o, v) {\r\n    o[\"default\"] = v;\r\n};\r\n\r\nexport function __importStar(mod) {\r\n    if (mod && mod.__esModule) return mod;\r\n    var result = {};\r\n    if (mod != null) for (var k in mod) if (k !== \"default\" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);\r\n    __setModuleDefault(result, mod);\r\n    return result;\r\n}\r\n\r\nexport function __importDefault(mod) {\r\n    return (mod && mod.__esModule) ? mod : { default: mod };\r\n}\r\n\r\nexport function __classPrivateFieldGet(receiver, state, kind, f) {\r\n    if (kind === \"a\" && !f) throw new TypeError(\"Private accessor was defined without a getter\");\r\n    if (typeof state === \"function\" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError(\"Cannot read private member from an object whose class did not declare it\");\r\n    return kind === \"m\" ? f : kind === \"a\" ? f.call(receiver) : f ? f.value : state.get(receiver);\r\n}\r\n\r\nexport function __classPrivateFieldSet(receiver, state, value, kind, f) {\r\n    if (kind === \"m\") throw new TypeError(\"Private method is not writable\");\r\n    if (kind === \"a\" && !f) throw new TypeError(\"Private accessor was defined without a setter\");\r\n    if (typeof state === \"function\" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError(\"Cannot write private member to an object whose class did not declare it\");\r\n    return (kind === \"a\" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;\r\n}\r\n","export var COMMON_MIME_TYPES = new Map([\n    // https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types/Common_types\n    ['aac', 'audio/aac'],\n    ['abw', 'application/x-abiword'],\n    ['arc', 'application/x-freearc'],\n    ['avif', 'image/avif'],\n    ['avi', 'video/x-msvideo'],\n    ['azw', 'application/vnd.amazon.ebook'],\n    ['bin', 'application/octet-stream'],\n    ['bmp', 'image/bmp'],\n    ['bz', 'application/x-bzip'],\n    ['bz2', 'application/x-bzip2'],\n    ['cda', 'application/x-cdf'],\n    ['csh', 'application/x-csh'],\n    ['css', 'text/css'],\n    ['csv', 'text/csv'],\n    ['doc', 'application/msword'],\n    ['docx', 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'],\n    ['eot', 'application/vnd.ms-fontobject'],\n    ['epub', 'application/epub+zip'],\n    ['gz', 'application/gzip'],\n    ['gif', 'image/gif'],\n    ['heic', 'image/heic'],\n    ['heif', 'image/heif'],\n    ['htm', 'text/html'],\n    ['html', 'text/html'],\n    ['ico', 'image/vnd.microsoft.icon'],\n    ['ics', 'text/calendar'],\n    ['jar', 'application/java-archive'],\n    ['jpeg', 'image/jpeg'],\n    ['jpg', 'image/jpeg'],\n    ['js', 'text/javascript'],\n    ['json', 'application/json'],\n    ['jsonld', 'application/ld+json'],\n    ['mid', 'audio/midi'],\n    ['midi', 'audio/midi'],\n    ['mjs', 'text/javascript'],\n    ['mp3', 'audio/mpeg'],\n    ['mp4', 'video/mp4'],\n    ['mpeg', 'video/mpeg'],\n    ['mpkg', 'application/vnd.apple.installer+xml'],\n    ['odp', 'application/vnd.oasis.opendocument.presentation'],\n    ['ods', 'application/vnd.oasis.opendocument.spreadsheet'],\n    ['odt', 'application/vnd.oasis.opendocument.text'],\n    ['oga', 'audio/ogg'],\n    ['ogv', 'video/ogg'],\n    ['ogx', 'application/ogg'],\n    ['opus', 'audio/opus'],\n    ['otf', 'font/otf'],\n    ['png', 'image/png'],\n    ['pdf', 'application/pdf'],\n    ['php', 'application/x-httpd-php'],\n    ['ppt', 'application/vnd.ms-powerpoint'],\n    ['pptx', 'application/vnd.openxmlformats-officedocument.presentationml.presentation'],\n    ['rar', 'application/vnd.rar'],\n    ['rtf', 'application/rtf'],\n    ['sh', 'application/x-sh'],\n    ['svg', 'image/svg+xml'],\n    ['swf', 'application/x-shockwave-flash'],\n    ['tar', 'application/x-tar'],\n    ['tif', 'image/tiff'],\n    ['tiff', 'image/tiff'],\n    ['ts', 'video/mp2t'],\n    ['ttf', 'font/ttf'],\n    ['txt', 'text/plain'],\n    ['vsd', 'application/vnd.visio'],\n    ['wav', 'audio/wav'],\n    ['weba', 'audio/webm'],\n    ['webm', 'video/webm'],\n    ['webp', 'image/webp'],\n    ['woff', 'font/woff'],\n    ['woff2', 'font/woff2'],\n    ['xhtml', 'application/xhtml+xml'],\n    ['xls', 'application/vnd.ms-excel'],\n    ['xlsx', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'],\n    ['xml', 'application/xml'],\n    ['xul', 'application/vnd.mozilla.xul+xml'],\n    ['zip', 'application/zip'],\n    ['7z', 'application/x-7z-compressed'],\n    // Others\n    ['mkv', 'video/x-matroska'],\n    ['mov', 'video/quicktime'],\n    ['msg', 'application/vnd.ms-outlook']\n]);\nexport function toFileWithPath(file, path) {\n    var f = withMimeType(file);\n    if (typeof f.path !== 'string') { // on electron, path is already set to the absolute path\n        var webkitRelativePath = file.webkitRelativePath;\n        Object.defineProperty(f, 'path', {\n            value: typeof path === 'string'\n                ? path\n                // If <input webkitdirectory> is set,\n                // the File will have a {webkitRelativePath} property\n                // https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/webkitdirectory\n                : typeof webkitRelativePath === 'string' && webkitRelativePath.length > 0\n                    ? webkitRelativePath\n                    : file.name,\n            writable: false,\n            configurable: false,\n            enumerable: true\n        });\n    }\n    return f;\n}\nfunction withMimeType(file) {\n    var name = file.name;\n    var hasExtension = name && name.lastIndexOf('.') !== -1;\n    if (hasExtension && !file.type) {\n        var ext = name.split('.')\n            .pop().toLowerCase();\n        var type = COMMON_MIME_TYPES.get(ext);\n        if (type) {\n            Object.defineProperty(file, 'type', {\n                value: type,\n                writable: false,\n                configurable: false,\n                enumerable: true\n            });\n        }\n    }\n    return file;\n}\n//# sourceMappingURL=file.js.map","import { __awaiter, __generator, __read, __spread } from \"tslib\";\nimport { toFileWithPath } from './file';\nvar FILES_TO_IGNORE = [\n    // Thumbnail cache files for macOS and Windows\n    '.DS_Store',\n    'Thumbs.db' // Windows\n];\n/**\n * Convert a DragEvent's DataTrasfer object to a list of File objects\n * NOTE: If some of the items are folders,\n * everything will be flattened and placed in the same list but the paths will be kept as a {path} property.\n *\n * EXPERIMENTAL: A list of https://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle objects can also be passed as an arg\n * and a list of File objects will be returned.\n *\n * @param evt\n */\nexport function fromEvent(evt) {\n    return __awaiter(this, void 0, void 0, function () {\n        return __generator(this, function (_a) {\n            if (isObject(evt) && isDataTransfer(evt)) {\n                return [2 /*return*/, getDataTransferFiles(evt.dataTransfer, evt.type)];\n            }\n            else if (isChangeEvt(evt)) {\n                return [2 /*return*/, getInputFiles(evt)];\n            }\n            else if (Array.isArray(evt) && evt.every(function (item) { return 'getFile' in item && typeof item.getFile === 'function'; })) {\n                return [2 /*return*/, getFsHandleFiles(evt)];\n            }\n            return [2 /*return*/, []];\n        });\n    });\n}\nfunction isDataTransfer(value) {\n    return isObject(value.dataTransfer);\n}\nfunction isChangeEvt(value) {\n    return isObject(value) && isObject(value.target);\n}\nfunction isObject(v) {\n    return typeof v === 'object' && v !== null;\n}\nfunction getInputFiles(evt) {\n    return fromList(evt.target.files).map(function (file) { return toFileWithPath(file); });\n}\n// Ee expect each handle to be https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle\nfunction getFsHandleFiles(handles) {\n    return __awaiter(this, void 0, void 0, function () {\n        var files;\n        return __generator(this, function (_a) {\n            switch (_a.label) {\n                case 0: return [4 /*yield*/, Promise.all(handles.map(function (h) { return h.getFile(); }))];\n                case 1:\n                    files = _a.sent();\n                    return [2 /*return*/, files.map(function (file) { return toFileWithPath(file); })];\n            }\n        });\n    });\n}\nfunction getDataTransferFiles(dt, type) {\n    return __awaiter(this, void 0, void 0, function () {\n        var items, files;\n        return __generator(this, function (_a) {\n            switch (_a.label) {\n                case 0:\n                    if (dt === null) {\n                        return [2 /*return*/, []];\n                    }\n                    if (!dt.items) return [3 /*break*/, 2];\n                    items = fromList(dt.items)\n                        .filter(function (item) { return item.kind === 'file'; });\n                    // According to https://html.spec.whatwg.org/multipage/dnd.html#dndevents,\n                    // only 'dragstart' and 'drop' has access to the data (source node)\n                    if (type !== 'drop') {\n                        return [2 /*return*/, items];\n                    }\n                    return [4 /*yield*/, Promise.all(items.map(toFilePromises))];\n                case 1:\n                    files = _a.sent();\n                    return [2 /*return*/, noIgnoredFiles(flatten(files))];\n                case 2: return [2 /*return*/, noIgnoredFiles(fromList(dt.files)\n                        .map(function (file) { return toFileWithPath(file); }))];\n            }\n        });\n    });\n}\nfunction noIgnoredFiles(files) {\n    return files.filter(function (file) { return FILES_TO_IGNORE.indexOf(file.name) === -1; });\n}\n// IE11 does not support Array.from()\n// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/from#Browser_compatibility\n// https://developer.mozilla.org/en-US/docs/Web/API/FileList\n// https://developer.mozilla.org/en-US/docs/Web/API/DataTransferItemList\nfunction fromList(items) {\n    if (items === null) {\n        return [];\n    }\n    var files = [];\n    // tslint:disable: prefer-for-of\n    for (var i = 0; i < items.length; i++) {\n        var file = items[i];\n        files.push(f