webif/var/mongoose/cgi-bin/browse/audio_progress.jim

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#!/mod/bin/jimsh
package require cgi
source /mod/var/mongoose/lib/setup
require ts.class
puts "Content-Type: text/html\r\n\r\n"
cgi_input
#cgi_dump
set tsfile [cgi_get file]
set rfile [file normalize $tsfile]
set bfile [file rootname $rfile]
if {![file exists "${bfile}.mp3"]} {
puts "0"
} else {
set sz [file size $rfile]
set nsz [expr [file size "${bfile}.mp3"] / 0.3]
set perc [expr $nsz * 100 / $sz]
if {$perc > 100} { set perc 100 }
puts $perc
}