36 lines
928 B
JavaScript
36 lines
928 B
JavaScript
const storage = require('../storage');
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const mozlog = require('../log');
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const log = mozlog('send.download');
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module.exports = async function(req, res) {
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const id = req.params.id;
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try {
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const meta = req.meta;
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const contentLength = await storage.length(id);
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res.writeHead(200, {
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'Content-Disposition': 'attachment',
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'Content-Type': 'application/octet-stream',
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'Content-Length': contentLength,
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'WWW-Authenticate': `send-v1 ${req.nonce}`
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});
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const file_stream = storage.get(id);
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file_stream.on('end', async () => {
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const dl = meta.dl + 1;
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const dlimit = meta.dlimit;
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try {
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if (dl >= dlimit) {
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await storage.del(id);
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} else {
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await storage.setField(id, 'dl', dl);
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}
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} catch (e) {
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log.info('StorageError:', id);
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}
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});
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file_stream.pipe(res);
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} catch (e) {
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res.sendStatus(404);
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}
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};
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