159 lines
4.7 KiB
JavaScript
159 lines
4.7 KiB
JavaScript
/******/ (() => { // webpackBootstrap
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/******/ "use strict";
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/******/ // The require scope
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/******/ var __webpack_require__ = {};
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/******/
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/************************************************************************/
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/******/ /* webpack/runtime/define property getters */
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/******/ (() => {
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/******/ // define getter functions for harmony exports
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/******/ __webpack_require__.d = (exports, definition) => {
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/******/ for(var key in definition) {
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/******/ if(__webpack_require__.o(definition, key) && !__webpack_require__.o(exports, key)) {
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/******/ Object.defineProperty(exports, key, { enumerable: true, get: definition[key] });
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/******/ }
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/******/ }
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/******/ };
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/******/ })();
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/******/
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/******/ /* webpack/runtime/hasOwnProperty shorthand */
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/******/ (() => {
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/******/ __webpack_require__.o = (obj, prop) => (Object.prototype.hasOwnProperty.call(obj, prop))
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/******/ })();
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/******/
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/******/ /* webpack/runtime/make namespace object */
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/******/ (() => {
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/******/ // define __esModule on exports
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/******/ __webpack_require__.r = (exports) => {
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/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
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/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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/******/ }
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/******/ Object.defineProperty(exports, '__esModule', { value: true });
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/******/ };
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/******/ })();
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/******/
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/************************************************************************/
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var __webpack_exports__ = {};
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__webpack_require__.r(__webpack_exports__);
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/* harmony export */ __webpack_require__.d(__webpack_exports__, {
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/* harmony export */ createBlobURL: () => (/* binding */ createBlobURL),
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/* harmony export */ downloadBlob: () => (/* binding */ downloadBlob),
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/* harmony export */ getBlobByURL: () => (/* binding */ getBlobByURL),
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/* harmony export */ getBlobTypeByURL: () => (/* binding */ getBlobTypeByURL),
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/* harmony export */ isBlobURL: () => (/* binding */ isBlobURL),
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/* harmony export */ revokeBlobURL: () => (/* binding */ revokeBlobURL)
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/* harmony export */ });
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/**
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* @type {Record<string, File|undefined>}
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*/
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const cache = {};
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/**
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* Create a blob URL from a file.
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*
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* @param {File} file The file to create a blob URL for.
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*
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* @return {string} The blob URL.
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*/
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function createBlobURL(file) {
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const url = window.URL.createObjectURL(file);
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cache[url] = file;
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return url;
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}
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/**
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* Retrieve a file based on a blob URL. The file must have been created by
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* `createBlobURL` and not removed by `revokeBlobURL`, otherwise it will return
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* `undefined`.
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*
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* @param {string} url The blob URL.
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*
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* @return {File|undefined} The file for the blob URL.
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*/
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function getBlobByURL(url) {
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return cache[url];
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}
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/**
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* Retrieve a blob type based on URL. The file must have been created by
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* `createBlobURL` and not removed by `revokeBlobURL`, otherwise it will return
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* `undefined`.
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*
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* @param {string} url The blob URL.
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*
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* @return {string|undefined} The blob type.
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*/
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function getBlobTypeByURL(url) {
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return getBlobByURL(url)?.type.split('/')[0]; // 0: media type , 1: file extension eg ( type: 'image/jpeg' ).
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}
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/**
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* Remove the resource and file cache from memory.
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*
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* @param {string} url The blob URL.
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*/
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function revokeBlobURL(url) {
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if (cache[url]) {
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window.URL.revokeObjectURL(url);
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}
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delete cache[url];
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}
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/**
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* Check whether a url is a blob url.
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*
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* @param {string|undefined} url The URL.
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*
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* @return {boolean} Is the url a blob url?
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*/
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function isBlobURL(url) {
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if (!url || !url.indexOf) {
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return false;
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}
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return url.indexOf('blob:') === 0;
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}
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/**
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* Downloads a file, e.g., a text or readable stream, in the browser.
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* Appropriate for downloading smaller file sizes, e.g., < 5 MB.
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*
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* Example usage:
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*
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* ```js
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* const fileContent = JSON.stringify(
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* {
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* "title": "My Post",
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* },
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* null,
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* 2
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* );
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* const filename = 'file.json';
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*
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* downloadBlob( filename, fileContent, 'application/json' );
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* ```
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*
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* @param {string} filename File name.
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* @param {BlobPart} content File content (BufferSource | Blob | string).
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* @param {string} contentType (Optional) File mime type. Default is `''`.
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*/
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function downloadBlob(filename, content, contentType = '') {
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if (!filename || !content) {
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return;
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}
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const file = new window.Blob([content], {
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type: contentType
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});
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const url = window.URL.createObjectURL(file);
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const anchorElement = document.createElement('a');
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anchorElement.href = url;
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anchorElement.download = filename;
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anchorElement.style.display = 'none';
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document.body.appendChild(anchorElement);
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anchorElement.click();
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document.body.removeChild(anchorElement);
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window.URL.revokeObjectURL(url);
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}
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(window.wp = window.wp || {}).blob = __webpack_exports__;
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/******/ })()
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; |