180 lines
5 KiB
PHP
180 lines
5 KiB
PHP
<?php
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// login/logout
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if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-params'))) || ($_POST['auth-params'] !== 'login'))) {
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if(((x($_POST,'auth-params')) && ($_POST['auth-params'] === 'logout')) || ($a->module === 'logout')) {
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// process logout request
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unset($_SESSION['authenticated']);
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unset($_SESSION['uid']);
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unset($_SESSION['visitor_id']);
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unset($_SESSION['administrator']);
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unset($_SESSION['cid']);
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unset($_SESSION['theme']);
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unset($_SESSION['page_flags']);
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notice( t('Logged out.') . EOL);
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goaway($a->get_baseurl());
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}
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if(x($_SESSION,'uid')) {
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// already logged in user returning
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$r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
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intval($_SESSION['uid'])
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);
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if(! count($r)) {
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unset($_SESSION['authenticated']);
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unset($_SESSION['uid']);
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goaway($a->get_baseurl());
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}
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// initialise user environment
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$a->user = $r[0];
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$_SESSION['theme'] = $a->user['theme'];
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$_SESSION['page_flags'] = $a->user['page-flags'];
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if(strlen($a->user['timezone']))
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date_default_timezone_set($a->user['timezone']);
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$_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
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$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
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intval($_SESSION['uid']));
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if(count($r)) {
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$a->contact = $r[0];
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$a->cid = $r[0]['id'];
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$_SESSION['cid'] = $a->cid;
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}
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header('X-Account-Management-Status: active; name="' . $a->user['username'] . '"; id="' . $a->user['nickname'] .'"');
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}
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}
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else {
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if(isset($_SESSION)) {
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unset($_SESSION['authenticated']);
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unset($_SESSION['uid']);
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unset($_SESSION['visitor_id']);
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unset($_SESSION['administrator']);
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unset($_SESSION['cid']);
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unset($_SESSION['theme']);
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unset($_SESSION['my_url']);
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unset($_SESSION['page_flags']);
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}
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if((x($_POST,'password')) && strlen($_POST['password']))
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$encrypted = hash('whirlpool',trim($_POST['password']));
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else {
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if((x($_POST,'openid_url')) && strlen($_POST['openid_url'])) {
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$openid_url = trim($_POST['openid_url']);
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// validate_url alters the calling parameter
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$temp_string = $openid_url;
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// if it's an email address or doesn't resolve to a URL, fail.
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if((strpos($temp_string,'@')) || (! validate_url($temp_string))) {
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$a = get_app();
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notice( t('Login failed.') . EOL);
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goaway($a->get_baseurl());
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// NOTREACHED
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}
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// Otherwise it's probably an openid.
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require_once('library/openid.php');
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$openid = new LightOpenID;
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$openid->identity = $openid_url;
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$_SESSION['openid'] = $openid_url;
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$a = get_app();
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$openid->returnUrl = $a->get_baseurl() . '/openid';
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$r = q("SELECT `uid` FROM `user` WHERE `openid` = '%s' LIMIT 1",
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dbesc($openid_url)
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);
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if(count($r)) {
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// existing account
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goaway($openid->authUrl());
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// NOTREACHED
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}
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else {
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if($a->config['register_policy'] == REGISTER_CLOSED) {
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$a = get_app();
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notice( t('Login failed.') . EOL);
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goaway($a->get_baseurl());
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// NOTREACHED
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}
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// new account
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$_SESSION['register'] = 1;
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$openid->required = array('namePerson/friendly', 'contact/email', 'namePerson');
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$openid->optional = array('namePerson/first','media/image/aspect11','media/image/default');
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goaway($openid->authUrl());
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// NOTREACHED
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}
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}
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}
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if((x($_POST,'auth-params')) && $_POST['auth-params'] === 'login') {
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// process login request
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$r = q("SELECT * FROM `user`
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WHERE ( `email` = '%s' OR `nickname` = '%s' ) AND `password` = '%s' AND `blocked` = 0 AND `verified` = 1 LIMIT 1",
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dbesc(trim($_POST['openid_url'])),
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dbesc(trim($_POST['openid_url'])),
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dbesc($encrypted));
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if(($r === false) || (! count($r))) {
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notice( t('Login failed.') . EOL );
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goaway($a->get_baseurl());
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}
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$_SESSION['uid'] = $r[0]['uid'];
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$_SESSION['theme'] = $r[0]['theme'];
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$_SESSION['authenticated'] = 1;
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$_SESSION['page_flags'] = $r[0]['page-flags'];
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$_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $r[0]['nickname'];
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notice( t("Welcome back ") . $r[0]['username'] . EOL);
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$a->user = $r[0];
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if(strlen($a->user['timezone']))
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date_default_timezone_set($a->user['timezone']);
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$r = q("SELECT * FROM `contact` WHERE `uid` = %s AND `self` = 1 LIMIT 1",
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intval($_SESSION['uid']));
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if(count($r)) {
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$a->contact = $r[0];
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$a->cid = $r[0]['id'];
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$_SESSION['cid'] = $a->cid;
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}
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header('X-Account-Management-Status: active; name="' . $a->user['username'] . '"; id="' . $a->user['nickname'] .'"');
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if(($a->module !== 'home') && isset($_SESSION['return_url']))
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goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
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}
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}
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// Returns an array of group id's this contact is a member of.
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// This array will only contain group id's related to the uid of this
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// DFRN contact. They are *not* neccessarily unique across the entire site.
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if(! function_exists('init_groups_visitor')) {
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function init_groups_visitor($contact_id) {
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$groups = array();
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$r = q("SELECT `gid` FROM `group_member`
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WHERE `contact-id` = %d ",
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intval($contact_id)
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);
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if(count($r)) {
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foreach($r as $rr)
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$groups[] = $rr['gid'];
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}
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return $groups;
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}}
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