Tweaks to authentication system. Database method now allows other

fields to be specified so that things like email, names etc can be
pulled in from external database when new Moodle accounts are created

auth/db/lib.php

@@ -32,4 +32,35 @@ function auth_user_login ($username, $password) {
 }
 
 
+function auth_get_userinfo($username){
+// Reads any other information for a user from external database,
+// then returns it in an array
+
+    global $CFG;
+    $config = (array) $CFG;
+
+    ADOLoadCode($CFG->auth_dbtype);          
+    $authdb = &ADONewConnection();         
+    $authdb->PConnect($CFG->auth_dbhost,$CFG->auth_dbuser,$CFG->auth_dbpass,$CFG->auth_dbname); 
+
+    $fields = array("firstname", "lastname", "email", "phone1", "phone2", 
+                    "department", "address", "city", "country", "description", 
+                    "idnumber", "lang");
+
+    $result = array();
+
+    foreach ($fields as $field) {
+        if ($config["auth_user_$field"]) {
+            if ($rs = $authdb->Execute("SELECT ".$config["auth_user_$field"]." FROM $CFG->auth_dbtable
+                                        WHERE $CFG->auth_dbfielduser = '$username'")) {
+                if ( $rs->RecordCount() == 1 ) {
+                    $result["$field"] = $rs->fields[$config["auth_user_$field"]];
+                }
+            }
+        }
+    }
+
+    return $result;
+}
+
 ?>