ad_conn

ad_conn   which

Returns a property about the connection. See the request processor documentation for a list of allowable values.

Source code:

    global ad_conn
    switch $which {
	url -
	file -
	full_url -
	canonical_url -
	browser_id -
	session_id -
	user_id -
	token -
	deferred_dml {
	    if { [info exists ad_conn($which)] } {
		return $ad_conn($which)
	    } else {
		return ""
	    }
	}
	extension {
	    if { [info exists ad_conn(file)] } {
		return [file extension $ad_conn(file)]
	    } else {
		return ""
	    }
	}
    }

    error "ad_conn $which is invalid: argument must be one of url, file, canonical_url, browser_id, session_id, last_visit, user_id, token, deferred_dml, or extension"