Wapp

  # by application code using a separate helper function, like
  # "wapp_decode_multipart_formdata" or somesuch.

  # Invoke the application-defined handler procedure for this page
  # request.  If an error occurs while running that procedure, generate
  # an HTTP reply that contains the error message.
  #
  wapp-before-dispatch-hook
  set mname [dict get $wapp PATH_HEAD]
  if {[catch {
    if {$mname!="" && [llength [info commands wapp-page-$mname]]>0} {
      wapp-page-$mname
    } else {
      wapp-default
    }

    puts $chan [encoding convertto utf-8 [dict get $wapp .reply]]
  } else {
    puts $chan [dict get $wapp .reply]
  }
  flush $chan
  wappInt-close-channel $chan
}

# This routine runs just prior to request-handler dispatch.  The
# default implementation is a no-op, but applications can override
# to do additional transformations or checks.
#
proc wapp-before-dispatch-hook {} {return}

# Process a single CGI request
#
proc wappInt-handle-cgi-request {} {
  global wapp env
  foreach key {
    CONTENT_LENGTH