First version of code to authenticate against external database.

This NOT TESTED yet, and has parameters hardcoded ... it will of
course be using Petri's config interface later when that's ready.

diff --git a/auth/db/lib.php b/auth/db/lib.php
new file mode 100644 (file)
index 0000000..5cee2d6
--- /dev/null
+++ b/auth/db/lib.php
@@ -0,0 +1,43 @@
+<?PHP  // $Id$
+       // Authentication by looking up an external database table
+
+// This code is completely untested so far - I'm just jotting down ideas ...
+// Looks like it should work though ...
+
+$CFG->authdbhost   = "localhost";
+$CFG->authdbtype   = "mysql";     // (postgresql, etc)
+$CFG->authdbname   = "authtest";
+$CFG->authdbtable  = "users";
+$CFG->authdbuser   = "user";
+$CFG->authdbpass   = "pass";
+$CFG->authdbfielduser   = "user";
+$CFG->authdbfieldpass   = "pass";
+
+function auth_user_login ($username, $password) {
+// Returns true if the username and password work
+// and false if they are wrong or don't exist.
+
+    global $CFG;
+
+    ADOLoadCode($CFG->authdbtype);          
+    $authdb = &ADONewConnection();         
+    $authdb->PConnect($CFG->authdbhost,$CFG->authdbuser,$CFG->authdbpass,$CFG->authdbname); 
+
+
+    $rs = $authdb->Execute("SELECT * FROM $CFG->authdbtable 
+                            WHERE $CFG->authdbfielduser = '$username' 
+                              AND $CFG->authdbfieldpass = '$password' ");
+    if (!$rs) {
+        notify("Could not connect to the specified authentication database...");
+        return false;
+    }
+
+    if ( $rs->RecordCount() ) {
+        return true;
+    } else {
+        return false;
+    }
+}
+
+
+?>