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<%
include("/scripting/common.js");
/* this script is called on every web request. If it produces any
output at all then that output is returned and the requested page
is not given or processed.
*/
/*
check if a uri is one of the 'always allowed' pages, even when not logged in
This allows the login page to use the same style sheets and images
*/
function always_allowed(uri) {
var str = string_init();
/* allow jsonrpc-based applications to do their own authentication */
var s = str.split('/', uri);
if (s[0] == "" && s[1] == 'index.html') {
return true;
}
var s = str.split('.', uri);
if (s.length < 2) {
return false;
}
var ext = s[s.length-1];
var allowed = new Array("ico", "gif", "png","css", "js");
for (i in allowed) {
if (allowed[i] == ext) {
return true;
}
}
return false;
}
if (server['SERVER_PROTOCOL'] == "http" &&
server['TLS_SUPPORT'] == "True") {
write("redirect to https");
redirect("https://" + headers['HOST'] + request['REQUEST_URI']);
} else if (always_allowed(request['REQUEST_URI']) != true &&
session['AUTHENTICATED'] == undefined) {
/* present the login page */
include("/login.esp");
}
%>
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