1 files changed, 80 insertions, 0 deletions
diff --git a/examples/server/lib/common.php b/examples/server/lib/common.php
new file mode 100644
index 0000000..74e16ab
--- /dev/null
+++ b/examples/server/lib/common.php
@@ -0,0 +1,80 @@
+<?php
+
+require_once "lib/render.php";
+require_once "lib/session.php";
+
+require_once "lib/render/login.php";
+require_once "lib/render/about.php";
+require_once "lib/render/trust.php";
+
+require_once "Auth/OpenID/Server.php";
+require_once "Auth/OpenID/HMACSHA1.php";
+
+function authCancel($info)
+{
+    if ($info) {
+        setRequestInfo();
+        $url = $info->getCancelURL();
+    } else {
+        $server = getServer();
+        $url = $server->server_url;
+    }
+    return redirect_render($url);
+}
+
+function handleResponse($response, $do_auth=true)
+{
+    list ($status, $info) = $response;
+    switch($status) {
+    case Auth_OpenID_REMOTE_ERROR:
+        return kv_render($info, false);
+    case Auth_OpenID_REMOTE_OK:
+        return kv_render($info);
+    case Auth_OpenID_REDIRECT:
+        return redirect_render($info);
+    case Auth_OpenID_DO_AUTH:
+        if ($do_auth) {
+            return doAuth($info);
+        } else {
+            return about_render('Got unexpected DO_AUTH');
+        }
+    case Auth_OpenID_DO_ABOUT:
+        return about_render();
+    case Auth_OpenID_LOCAL_ERROR:
+        return about_render($info, false);
+    default:
+        $repr = var_export($status, true);
+        return about_render("Internal error: unknown status $repr");
+    }
+}
+
+function doAuth($info, $trusted=null, $fail_cancels=false)
+{
+    if (!$info) {
+        // There is no authentication information, so bail
+        return authCancel(null);
+    }
+
+    $req_url = $info->getIdentityURL();
+    $user = getLoggedInUser();
+    setRequestInfo($info);
+
+    if ($req_url != $user) {
+        return login_render(array(), $req_url, $req_url);
+    }
+
+    $trust_root = $info->getTrustRoot();
+    $trusted = isset($trusted) ? $trusted : isTrusted($trust_root);
+    if ($trusted) {
+        setRequestInfo();
+        $server = getServer();
+        $response = $server->getAuthResponse(&$info, true);
+        return handleResponse($response, false);
+    } elseif ($fail_cancels) {
+        return authCancel($info);
+    } else {
+        return trust_render($info);
+    }
+}
+
+?>
+\ No newline at end of file