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download example

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This commit is contained in:
Tj Holowaychuk 2011-03-02 10:06:14 -08:00
parent 80a5bf2063
commit c4432ee827
1 changed files with 11 additions and 2 deletions
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13
examples/downloads/app.js
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@ -19,10 +19,19 @@ app.get('/', function(req, res){
// /files/* is accessed via req.params[0]
// but here we name it :file
app.get('/files/:file(*)', function(req, res){
app.get('/files/:file(*)', function(req, res, next){
var file = req.params.file
, path = __dirname + '/files/' + file;
res.download(path);
// either res.download(path) and let
// express handle failures, or provide
// a callback
res.download(path, function(err){
if (err) return next(err);
// the response has invoked .end()
// so you cannnot respond here (of course)
// but the callback is handy for statistics etc.
console.log('transferred %s', path);
});
});
app.error(function(err, req, res, next){