--- /dev/null
+<?php\r
+\r
+namespace Friendica\Module;\r
+\r
+use Friendica\BaseModule;\r
+use Friendica\Core\Config;\r
+use Friendica\Database\DBM;\r
+use Friendica\Model\User;\r
+use dba;\r
+\r
+require_once 'boot.php';\r
+require_once 'include/datetime.php';\r
+require_once 'include/pgettext.php';\r
+require_once 'include/security.php';\r
+require_once 'include/text.php';\r
+\r
+/**\r
+ * Login module\r
+ *\r
+ * @author Hypolite Petovan mrpetovan@gmail.com\r
+ */\r
+class Login extends BaseModule\r
+{\r
+ public static function content()\r
+ {\r
+ $a = self::getApp();\r
+\r
+ if (x($_SESSION, 'theme')) {\r
+ unset($_SESSION['theme']);\r
+ }\r
+\r
+ if (x($_SESSION, 'mobile-theme')) {\r
+ unset($_SESSION['mobile-theme']);\r
+ }\r
+\r
+ if (local_user()) {\r
+ goaway(self::getApp()->get_baseurl());\r
+ }\r
+\r
+ return self::form(self::getApp()->get_baseurl(), $a->config['register_policy'] != REGISTER_CLOSED);\r
+ }\r
+\r
+ public static function post()\r
+ {\r
+ session_unset();\r
+ // OpenId Login\r
+ if (\r
+ !x($_POST, 'password')\r
+ && (\r
+ x($_POST, 'openid_url')\r
+ || x($_POST, 'username')\r
+ )\r
+ ) {\r
+ $noid = Config::get('system', 'no_openid');\r
+\r
+ $openid_url = trim($_POST['openid_url'] ? : $_POST['username']);\r
+\r
+ // if it's an email address or doesn't resolve to a URL, fail.\r
+ if ($noid || strpos($openid_url, '@') || !validate_url($openid_url)) {\r
+ notice(t('Login failed.') . EOL);\r
+ goaway(self::getApp()->get_baseurl());\r
+ // NOTREACHED\r
+ }\r
+\r
+ // Otherwise it's probably an openid.\r
+ try {\r
+ require_once 'library/openid.php';\r
+ $openid = new LightOpenID;\r
+ $openid->identity = $openid_url;\r
+ $_SESSION['openid'] = $openid_url;\r
+ $_SESSION['remember'] = $_POST['remember'];\r
+ $openid->returnUrl = self::getApp()->get_baseurl(true) . '/openid';\r
+ goaway($openid->authUrl());\r
+ } catch (Exception $e) {\r
+ notice(t('We encountered a problem while logging in with the OpenID you provided. Please check the correct spelling of the ID.') . '<br /><br >' . t('The error message was:') . ' ' . $e->getMessage());\r
+ }\r
+ // NOTREACHED\r
+ }\r
+\r
+ if (x($_POST, 'auth-params') && $_POST['auth-params'] === 'login') {\r
+ $record = null;\r
+\r
+ $addon_auth = array(\r
+ 'username' => trim($_POST['username']),\r
+ 'password' => trim($_POST['password']),\r
+ 'authenticated' => 0,\r
+ 'user_record' => null\r
+ );\r
+\r
+ /*\r
+ * A plugin indicates successful login by setting 'authenticated' to non-zero value and returning a user record\r
+ * Plugins should never set 'authenticated' except to indicate success - as hooks may be chained\r
+ * and later plugins should not interfere with an earlier one that succeeded.\r
+ */\r
+ call_hooks('authenticate', $addon_auth);\r
+\r
+ if ($addon_auth['authenticated'] && count($addon_auth['user_record'])) {\r
+ $record = $addon_auth['user_record'];\r
+ } else {\r
+ $user_id = User::authenticate(trim($_POST['username']), trim($_POST['password']));\r
+ if ($user_id) {\r
+ $record = dba::select('user', [], ['uid' => $user_id], ['limit' => 1]);\r
+ }\r
+ }\r
+\r
+ if (!$record || !count($record)) {\r
+ logger('authenticate: failed login attempt: ' . notags(trim($_POST['username'])) . ' from IP ' . $_SERVER['REMOTE_ADDR']);\r
+ notice(t('Login failed.') . EOL);\r
+ goaway(self::getApp()->get_baseurl());\r
+ }\r
+\r
+ if (!$_POST['remember']) {\r
+ new_cookie(0); // 0 means delete on browser exit\r
+ }\r
+\r
+ // if we haven't failed up this point, log them in.\r
+ $_SESSION['remember'] = $_POST['remember'];\r
+ $_SESSION['last_login_date'] = datetime_convert('UTC', 'UTC');\r
+ authenticate_success($record, true, true);\r
+\r
+ if (x($_SESSION, 'return_url')) {\r
+ $return_url = $_SESSION['return_url'];\r
+ unset($_SESSION['return_url']);\r
+ } else {\r
+ $return_url = '';\r
+ }\r
+\r
+ goaway($return_url);\r
+ }\r
+ }\r
+\r
+ /**\r
+ * @brief Tries to auth the user from the cookie or session\r
+ *\r
+ * @todo Should be moved to Friendica\Core\Session when it's created\r
+ */\r
+ public static function sessionAuth()\r
+ {\r
+ // When the "Friendica" cookie is set, take the value to authenticate and renew the cookie.\r
+ if (isset($_COOKIE["Friendica"])) {\r
+ $data = json_decode($_COOKIE["Friendica"]);\r
+ if (isset($data->uid)) {\r
+\r
+ $user = dba::select('user',\r
+ [],\r
+ [\r
+ 'uid' => $data->uid,\r
+ 'blocked' => false,\r
+ 'account_expired' => false,\r
+ 'account_removed' => false,\r
+ 'verified' => true,\r
+ ],\r
+ ['limit' => 1]\r
+ );\r
+\r
+ if (DBM::is_result($user)) {\r
+ if ($data->hash != cookie_hash($user)) {\r
+ logger("Hash for user " . $data->uid . " doesn't fit.");\r
+ nuke_session();\r
+ goaway(self::getApp()->get_baseurl());\r
+ }\r
+\r
+ // Renew the cookie\r
+ // Expires after 7 days by default,\r
+ // can be set via system.auth_cookie_lifetime\r
+ $authcookiedays = Config::get('system', 'auth_cookie_lifetime', 7);\r
+ new_cookie($authcookiedays * 24 * 60 * 60, $user);\r
+\r
+ // Do the authentification if not done by now\r
+ if (!isset($_SESSION) || !isset($_SESSION['authenticated'])) {\r
+ authenticate_success($user);\r
+\r
+ if (Config::get('system', 'paranoia')) {\r
+ $_SESSION['addr'] = $data->ip;\r
+ }\r
+ }\r
+ }\r
+ }\r
+ }\r
+\r
+ if (isset($_SESSION) && x($_SESSION, 'authenticated')) {\r
+ if (x($_SESSION, 'visitor_id') && !x($_SESSION, 'uid')) {\r
+ $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",\r
+ intval($_SESSION['visitor_id'])\r
+ );\r
+ if (DBM::is_result($r)) {\r
+ $a->contact = $r[0];\r
+ }\r
+ }\r
+\r
+ if (x($_SESSION, 'uid')) {\r
+ // already logged in user returning\r
+ $check = Config::get('system', 'paranoia');\r
+ // extra paranoia - if the IP changed, log them out\r
+ if ($check && ($_SESSION['addr'] != $_SERVER['REMOTE_ADDR'])) {\r
+ logger('Session address changed. Paranoid setting in effect, blocking session. ' .\r
+ $_SESSION['addr'] . ' != ' . $_SERVER['REMOTE_ADDR']);\r
+ nuke_session();\r
+ goaway(self::getApp()->get_baseurl());\r
+ }\r
+\r
+ $user = dba::select('user',\r
+ [],\r
+ [\r
+ 'uid' => $_SESSION['uid'],\r
+ 'blocked' => false,\r
+ 'account_expired' => false,\r
+ 'account_removed' => false,\r
+ 'verified' => true,\r
+ ],\r
+ ['limit' => 1]\r
+ );\r
+ if (!DBM::is_result($user)) {\r
+ nuke_session();\r
+ goaway(self::getApp()->get_baseurl());\r
+ }\r
+\r
+ // Make sure to refresh the last login time for the user if the user\r
+ // stays logged in for a long time, e.g. with "Remember Me"\r
+ $login_refresh = false;\r
+ if (!x($_SESSION['last_login_date'])) {\r
+ $_SESSION['last_login_date'] = datetime_convert('UTC', 'UTC');\r
+ }\r
+ if (strcmp(datetime_convert('UTC', 'UTC', 'now - 12 hours'), $_SESSION['last_login_date']) > 0) {\r
+ $_SESSION['last_login_date'] = datetime_convert('UTC', 'UTC');\r
+ $login_refresh = true;\r
+ }\r
+ authenticate_success($user, false, false, $login_refresh);\r
+ }\r
+ }\r
+ }\r
+\r
+ /**\r
+ * @brief Wrapper for adding a login box.\r
+ *\r
+ * @param string $return_url The url relative to the base the user should be sent\r
+ * back to after login completes\r
+ * @param bool $register If $register == true provide a registration link.\r
+ * This will most always depend on the value of $a->config['register_policy'].\r
+ * @param array $hiddens optional\r
+ *\r
+ * @return string Returns the complete html for inserting into the page\r
+ *\r
+ * @hooks 'login_hook' string $o\r
+ */\r
+ public static function form($return_url = null, $register = false, $hiddens = [])\r
+ {\r
+ $a = self::getApp();\r
+ $o = '';\r
+ $reg = false;\r
+ if ($register) {\r
+ $reg = array(\r
+ 'title' => t('Create a New Account'),\r
+ 'desc' => t('Register')\r
+ );\r
+ }\r
+\r
+ $noid = Config::get('system', 'no_openid');\r
+\r
+ if (is_null($return_url)) {\r
+ $return_url = $a->query_string;\r
+ }\r
+\r
+ if (local_user()) {\r
+ $tpl = get_markup_template('logout.tpl');\r
+ } else {\r
+ $a->page['htmlhead'] .= replace_macros(\r
+ get_markup_template('login_head.tpl'),\r
+ [\r
+ '$baseurl' => $a->get_baseurl(true)\r
+ ]\r
+ );\r
+\r
+ $tpl = get_markup_template('login.tpl');\r
+ $_SESSION['return_url'] = $return_url;\r
+ }\r
+\r
+ $o .= replace_macros(\r
+ $tpl,\r
+ [\r
+ '$dest_url' => self::getApp()->get_baseurl(true) . '/login',\r
+ '$logout' => t('Logout'),\r
+ '$login' => t('Login'),\r
+\r
+ '$lname' => array('username', t('Nickname or Email: ') , '', ''),\r
+ '$lpassword' => array('password', t('Password: '), '', ''),\r
+ '$lremember' => array('remember', t('Remember me'), 0, ''),\r
+\r
+ '$openid' => !$noid,\r
+ '$lopenid' => array('openid_url', t('Or login using OpenID: '),'',''),\r
+\r
+ '$hiddens' => $hiddens,\r
+\r
+ '$register' => $reg,\r
+\r
+ '$lostpass' => t('Forgot your password?'),\r
+ '$lostlink' => t('Password Reset'),\r
+\r
+ '$tostitle' => t('Website Terms of Service'),\r
+ '$toslink' => t('terms of service'),\r
+\r
+ '$privacytitle' => t('Website Privacy Policy'),\r
+ '$privacylink' => t('privacy policy'),\r
+ ]\r
+ );\r
+\r
+ call_hooks('login_hook', $o);\r
+\r
+ return $o;\r
+ }\r
+}
\ No newline at end of file