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67 lines
2.2 KiB
67 lines
2.2 KiB
8 years ago
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/* Copyright 2017 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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'use strict';
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var pdfjsLib = require('./pdfjs.js');
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function download(blobUrl, filename) {
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var a = document.createElement('a');
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if (a.click) {
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a.href = blobUrl;
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a.target = '_parent';
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if ('download' in a) {
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a.download = filename;
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}
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(document.body || document.documentElement).appendChild(a);
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a.click();
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a.parentNode.removeChild(a);
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} else {
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if (window.top === window && blobUrl.split('#')[0] === window.location.href.split('#')[0]) {
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var padCharacter = blobUrl.indexOf('?') === -1 ? '?' : '&';
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blobUrl = blobUrl.replace(/#|$/, padCharacter + '$&');
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}
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window.open(blobUrl, '_parent');
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}
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}
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function DownloadManager() {
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}
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DownloadManager.prototype = {
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downloadUrl: function DownloadManager_downloadUrl(url, filename) {
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if (!pdfjsLib.createValidAbsoluteUrl(url, 'http://example.com')) {
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return;
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}
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download(url + '#pdfjs.action=download', filename);
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},
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downloadData: function DownloadManager_downloadData(data, filename, contentType) {
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if (navigator.msSaveBlob) {
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return navigator.msSaveBlob(new Blob([data], { type: contentType }), filename);
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}
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var blobUrl = pdfjsLib.createObjectURL(data, contentType, pdfjsLib.PDFJS.disableCreateObjectURL);
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download(blobUrl, filename);
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},
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download: function DownloadManager_download(blob, url, filename) {
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if (navigator.msSaveBlob) {
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if (!navigator.msSaveBlob(blob, filename)) {
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this.downloadUrl(url, filename);
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}
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return;
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}
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if (pdfjsLib.PDFJS.disableCreateObjectURL) {
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this.downloadUrl(url, filename);
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return;
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}
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var blobUrl = URL.createObjectURL(blob);
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download(blobUrl, filename);
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}
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};
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exports.DownloadManager = DownloadManager;
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