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fix: tarball download not working on Firefox and Edge (#144) 

* fix tarball download not working on firefox and edge

* update lastModified to be a date number
This commit is contained in:
Suman Bhattarai 2019-10-03 04:47:30 -06:00 committed by Juan Picado @jotadeveloper
parent 1d705da38c
commit f8e3013b59
1 changed files with 23 additions and 1 deletions
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24
src/utils/url.ts
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@ -23,15 +23,37 @@ export function extractFileName(url: string): string {
return url.substring(url.lastIndexOf('/') + 1);
}
function blobToFile(blob: Blob, fileName: string): File {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const b: any = blob;
b.lastModified = Date.now();
b.name = fileName;
return b as File;
}
export function downloadFile(fileStream: Blob, fileName: string): void {
const file = new File([fileStream], fileName, { type: 'application/octet-stream', lastModified: Date.now() });
let file: File;
// File constructor is not supported by Edge
// https://developer.mozilla.org/en-US/docs/Web/API/File#Browser_compatibility
if (navigator.msSaveBlob) {
// Detect if Edge
file = blobToFile(new Blob([fileStream], { type: 'application/octet-stream' }), fileName);
} else {
file = new File([fileStream], fileName, { type: 'application/octet-stream', lastModified: Date.now() });
}
const objectURL = URL.createObjectURL(file);
const fileLink = document.createElement('a');
fileLink.href = objectURL;
fileLink.download = fileName;
// Without appending to an HTML Element, download dialog does not show up on Firefox
// https://github.com/verdaccio/ui/issues/119
document.documentElement.appendChild(fileLink);
fileLink.click();
// firefox requires remove the object url
setTimeout(() => {
URL.revokeObjectURL(objectURL);
document.documentElement.removeChild(fileLink);
}, 150);
}