From 2634afed889eea33eefd24629d21cadc09e80818 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Sun, 24 Jul 2022 14:48:21 +0300
Subject: initial

---
 init.php | 98 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 init.php

(limited to 'init.php')

diff --git a/init.php b/init.php
new file mode 100644
index 0000000..4ed6c78
--- /dev/null
+++ b/init.php
@@ -0,0 +1,98 @@
+<?php
+require_once __DIR__ . "/vendor/autoload.php";
+
+use Jumbojett\OpenIDConnectClient;
+
+class Auth_OIDC extends Auth_Base {
+
+	/** redirect user to this URL after logout; .env:
+	 * TTRSS_AUTH_OIDC_POST_LOGOUT_URL=http://127.0.0.1/logout-redirect
+	 */
+	const AUTH_OIDC_POST_LOGOUT_URL = "AUTH_OIDC_POST_LOGOUT_URL";
+
+	/** @var PluginHost $host */
+	private $host;
+
+	function about() {
+		return array(null,
+			"Authenticates against configured OIDC provider",
+			"fox",
+			true);
+	}
+
+	function init($host) {
+		$host->add_hook($host::HOOK_AUTH_USER, $this);
+
+		Config::add(self::AUTH_OIDC_POST_LOGOUT_URL, "", Config::T_STRING);
+
+		if (Config::get(self::AUTH_OIDC_POST_LOGOUT_URL) != "") {
+			$host->add_hook($host::HOOK_POST_LOGOUT, $this);
+		}
+
+		$this->host = $host;
+	}
+
+	function is_public_method($method) {
+		return $method == "callback";
+	}
+
+	function callback() {
+		print "IN_CALLBACK";
+		die;
+	}
+
+	function authenticate($login, $password, $service = '') {
+		$oidc = new OpenIDConnectClient('https://auth.fakecake.org',
+                                'dev-debian-ttrss',
+                                'Bu3vuCi0wBeQteJ7di4H6SKgqvYnpSludEP68SHu9wLekxXl');
+
+		if (!($_SESSION['uid'] ?? false)) {
+			$oidc->setRedirectURL(Config::get_self_url());
+
+			try {
+				$oidc->addScope(['openid', 'profile', 'email']);
+				$oidc->authenticate();
+
+				$login = $oidc->requestUserInfo("preferred_username");
+
+				$user_id = $this->auto_create_user($login, $password);
+
+				if ($user_id) {
+
+					$name = $oidc->requestUserInfo("name");
+
+					if ($name) {
+						$sth = $this->pdo->prepare("UPDATE ttrss_users SET full_name = ? WHERE id = ?");
+						$sth->execute([$name, $user_id]);
+					}
+
+					$email = $oidc->requestUserInfo("email");
+
+					if ($email) {
+						$sth = $this->pdo->prepare("UPDATE ttrss_users SET email = ? WHERE id = ?");
+						$sth->execute([$email, $user_id]);
+					}
+				}
+
+				return $user_id;
+
+			} catch (Exception $e) {
+				var_dump($e);
+				die;
+			}
+		}
+
+		return false;
+	}
+
+	function hook_post_logout($login, $user_id) {
+		return [
+			Config::get(self::AUTH_OIDC_POST_LOGOUT_URL)
+			];
+	}
+
+	function api_version() {
+		return 2;
+	}
+
+}
-- 
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