added global variables into doctree

source/globals.rst

@@ -1,4 +1,33 @@
-.. this file should contain all definitions of global variables
+.. index:: scripts
+.. index:: PHP
+
+================
+Global Variables
+================
+
+    As the modules this website includes have to communicate together there are some global variables defined as arrays
+
+
+.. index:: $_REQUEST
+
+:php:global:`$_REQUEST`
+=======================
+
+.. php:global:: $_REQUEST["lang"]
+
+
+.. index:: $_SERVER
+
+:php:global:`$_SERVER`
+======================
+
+.. php:global:: $_SERVER['HTTP_ACCEPT_LANGUAGE']
+
+
+.. index:: $_SESSION
+
+:php:global:`$_SESSION`
+========================
 
 .. php:global:: $_SESSION['mconn']
 
@@ -7,6 +36,12 @@
 * TRUE if a connection could be established
 * FALSE otherwise
 
+.. index:: $_SESSION['_config']
+
+----------------------------------
+:php:global:`$_SESSION['_config']`
+----------------------------------
+
 .. php:global:: $_SESSION['_config']['normalhostname']
 
 This global variable defines the main CAcert-website
@@ -33,3 +68,7 @@
 .. php:global:: $_SESSION['_config']['language'] 
 
 .. php:global:: $_SESSION['_config']['recode']
+
+.. php:global:: $_SESSION['_config']['filepath']
+
+

source/index.rst

@@ -21,6 +21,7 @@ contribution. The canonical repository is the :cacertgit:`cacert-devel` though.
    :caption: Contents:
 
    general
+   globals
    directories
    database
    signer