Hello, I'm facing a very similar problem but I still cannot solve it by your solution. Would you mind help me ? Thank you very much
On Friday, 24 June 2016 23:57:27 UTC+9, David Marceau wrote: > > The core problem was: > w.Header().Set("Content-Disposition","attachment;filename=" + > strOutputFileOfJournalctl) > Should actually be: > w.Header().Add("Content-Disposition","attachment;filename=" + > strOutputFileOfJournalctl) > > I preferred to put the above line before the serveFile. > > That's all. Thanks to everyone who dropped by. > > On Friday, June 24, 2016 at 9:44:00 AM UTC-4, David Marceau wrote: >> >> Here is what is in my import. Maybe I should be looking in goji instead >> of net/http? >> > > >> >> import ( >> "fmt" >> "net" >> "time" >> "strconv" >> "strings" >> "os" >> "encoding/json" >> "net/http" >> "crypto/tls" >> "crypto/rand" >> "github.com/gorilla/mux" >> "github.com/goji/httpauth" >> "github.com/zfjagann/golang-ring" >> "github.com/kabukky/httpscerts" >> "reflect" >> "io" >> "io/ioutil" >> "path/filepath" >> "html/template" >> "os/exec" >> ) >> >> On Friday, June 24, 2016 at 9:40:29 AM UTC-4, David Marceau wrote: >>> >>> I tried to repeat the same ordering as the iris infrastructure within >>> the function, but it still behaves not as expected. It does not show the >>> file->save... dialog. It shows the file within the browser as a web page. >>> >>> func blah (w http.ResponseWriter, r *http.Request) { >>> strOutputFileOfJournalctl = "journalctlLog.json" >>> w.Header().Set("Content-Type","application/octet-stream") //forces >>> the save as dialog >>> >>> strSomeStringInJsonFormat := "{ Blah: 'blah value' }" >>> myOutput := []byte(strSomeStringInJsonFormat) >>> >>> //ATTEMPT #1 >>> //w.Write(myOutput) //displays in web browser page >>> //ATTEMPT #4 >>> //w.Header().Set("Content-Disposition","attachment;filename=" + >>> strOutputFileOfJournalctl) >>> >>> >>> >>> //ATTEMPT #3 >>> //w.Header().Add("Content-Length", strconv.Itoa( len(myOutput) ) ) >>> //w.Write(myOutput) //displays in web browser page >>> //w.Header().Set("Content-Disposition","attachment;filename=" + >>> strOutputFileOfJournalctl) >>> >>> >>> >>> //ATTEMPT #2 >>> w.Header().Add("Content-Length", strconv.Itoa(len(myOutput)) ) >>> tmpFile, _ := ioutil.TempFile(os.TempDir(), "OurGeneratedCustomLog") >>> defer os.Remove(tmpFile.Name()) >>> tmpFile.Write(myOutput) >>> tmpFile.Close() >>> http.ServeFile(w, r, tmpFile.Name()) >>> //ATTEMPT #5 >>> w.Header().Set("Content-Disposition","attachment;filename=" + "\"" + >>> strOutputFileOfJournalctl + "\"") >>> } >>> >>> >>> On Friday, June 24, 2016 at 7:06:59 AM UTC-4, David Marceau wrote: >>>> >>>> Again, I want to clarify the file does arrive in the browser, but I >>>> want to ensure the "file->save..." dialog appears in the web browser when >>>> it arrives. I found some older code I wrote a couple of years ago that >>>> was >>>> behaving as expected: >>>> w.Header().Set("Content-Type", "application/octet-stream") >>>> w.Header().Set("Content-Disposition", "attachment; filename=" + >>>> myBasePdf + ".pdf") >>>> http.ServeFile(w, req, myGenPdfFileName) >>>> >>>> >>>> I acknowledge when I wrote this email I made a typo, but in my code I >>>> do have the Itoa correctly. >>>> w.Header().Set("Content-Length", strconv.Itoa( len(myCmdOutput) ) ) >>>> I never used that content-length field because I read somewhere that I >>>> shouldn't. >>>> >>>> Last night I took a look at iris to see how they do it and found: >>>> https://github.com/kataras/iris/blob/master/context.go#L583 >>>> err := ctx.ServeFile(filename, false) >>>> if err != nil { >>>> return err >>>> } >>>> >>>> ctx.RequestCtx.Response.Header.Set(contentDisposition, " >>>> attachment;filename="+destinationName) >>>> >>>> I am scratching my head since the header set content-disposition is >>>> happening after the ServeFile which is different from what all the docs >>>> and >>>> what I am used to seeing. It seems calling these functions are >>>> order-independant. When does the connection actually send the file over >>>> the connection? >>>> >>>> I believe the Iris send file also provides what I want as expected >>>> behaviour, but I haven't tried it yet. >>>> >>>> On Thursday, June 23, 2016 at 6:15:16 PM UTC-4, Val wrote: >>>>> >>>>> The commented line seems to have typo strconv.Ito >>>>> >>>>> Maybe the typo prevents proper recompilation, and server goes on with >>>>> old code? >>>>> >>>> -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.