Support ?filename= to download a blob with a given filename.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4246 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams 2023-03-22 23:02:36 +00:00
parent 2fb91fccc0
commit 0d9fac7363

View File

@ -1,5 +1,6 @@
import * as auth from './auth.js';
import * as app from './app.js';
import * as auth from './auth.js';
import * as form from './form.js';
import * as httpd from './httpd.js';
let gProcessIndex = 0;
@ -629,11 +630,16 @@ async function blobHandler(request, response, blobId, uri) {
if (uri == "/view") {
let data;
let match;
let query = form.decodeForm(request.query);
let headers = {};
if (query.filename && query.filename.match(/^[A-Za-z0-9\.-]*$/)) {
headers['Content-Disposition'] = `attachment; filename=${query.filename}`;
}
if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
let id = await new Database(match[1]).get('path:' + match[2]);
if (id) {
if (request.headers['if-none-match'] === '"' + id + '"') {
response.writeHead(304, {});
response.writeHead(304, headers);
response.end();
} else {
data = await getBlobOrContent(id);
@ -641,23 +647,23 @@ async function blobHandler(request, response, blobId, uri) {
let appObject = JSON.parse(data);
data = appObject.files[match[3]];
}
sendData(response, data, undefined, {etag: '"' + id + '"'});
sendData(response, data, undefined, Object.assign({etag: '"' + id + '"'}, headers));
}
} else {
if (request.headers['if-none-match'] === '"' + blobId + '"') {
response.writeHead(304, {});
response.writeHead(304, headers);
response.end();
} else {
sendData(response, data, undefined, {etag: '"' + blobId + '"'});
sendData(response, data, undefined, Object.assign({etag: '"' + blobId + '"'}, headers));
}
}
} else {
if (request.headers['if-none-match'] === '"' + blobId + '"') {
response.writeHead(304, {});
response.writeHead(304, headers);
response.end();
} else {
data = await getBlobOrContent(blobId);
sendData(response, data, undefined, {etag: '"' + blobId + '"'});
sendData(response, data, undefined, Object.assign({etag: '"' + blobId + '"'}, headers));
}
}
} else if (uri == "/save") {