Mercurial > urweb
annotate demo/upload.ur @ 1272:56bd4a4f6e66
Some serious bug-fix work to get HTML example to compile; this includes fixing a bug with 'val' patterns in Unnest and the need for more local reduction in Especialize
author | Adam Chlipala <adamc@hcoop.net> |
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date | Thu, 03 Jun 2010 13:04:37 -0400 |
parents | 9f2555f06901 |
children |
rev | line source |
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adamc@776 | 1 fun echo r = |
adamc@776 | 2 if blobSize (fileData r.File) > 100000 then |
adamc@776 | 3 return <xml>Whoa! That one's too big.</xml> |
adamc@776 | 4 else |
adamc@776 | 5 returnBlob (fileData r.File) (blessMime (fileMimeType r.File)) |
adamc@776 | 6 |
adamc@776 | 7 fun main () = return <xml><body> |
adamc@776 | 8 <h1>The Amazing File Echoer!</h1> |
adamc@776 | 9 |
adamc@776 | 10 <form>Upload a file: <upload{#File}/> <submit action={echo}/></form> |
adamc@776 | 11 </body></xml> |