5 if((isset($_SESSION)) && (x($_SESSION,'authenticated')) && ((! (x($_POST,'auth-params'))) || ($_POST['auth-params'] !== 'login'))) {
7 if(((x($_POST,'auth-params')) && ($_POST['auth-params'] === 'logout')) || ($a->module === 'logout')) {
9 // process logout request
11 unset($_SESSION['authenticated']);
12 unset($_SESSION['uid']);
13 unset($_SESSION['visitor_id']);
14 unset($_SESSION['administrator']);
15 unset($_SESSION['cid']);
16 unset($_SESSION['theme']);
17 unset($_SESSION['page_flags']);
18 notice( t('Logged out.') . EOL);
19 goaway($a->get_baseurl());
22 if(x($_SESSION,'uid')) {
24 // already logged in user returning
26 $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
27 intval($_SESSION['uid'])
31 unset($_SESSION['authenticated']);
32 unset($_SESSION['uid']);
33 goaway($a->get_baseurl());
36 // initialise user environment
39 $_SESSION['theme'] = $a->user['theme'];
40 $_SESSION['page_flags'] = $a->user['page-flags'];
41 if(strlen($a->user['timezone']))
42 date_default_timezone_set($a->user['timezone']);
44 $_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
46 $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
47 intval($_SESSION['uid']));
50 $a->cid = $r[0]['id'];
51 $_SESSION['cid'] = $a->cid;
54 header('X-Account-Management-Status: active; name="' . $a->user['username'] . '"; id="' . $a->user['nickname'] .'"');
59 if(isset($_SESSION)) {
60 unset($_SESSION['authenticated']);
61 unset($_SESSION['uid']);
62 unset($_SESSION['visitor_id']);
63 unset($_SESSION['administrator']);
64 unset($_SESSION['cid']);
65 unset($_SESSION['theme']);
66 unset($_SESSION['my_url']);
67 unset($_SESSION['page_flags']);
70 if((x($_POST,'password')) && strlen($_POST['password']))
71 $encrypted = hash('whirlpool',trim($_POST['password']));
73 if((x($_POST,'openid_url')) && strlen($_POST['openid_url'])) {
75 $openid_url = trim($_POST['openid_url']);
77 // validate_url alters the calling parameter
79 $temp_string = $openid_url;
81 // if it's an email address or doesn't resolve to a URL, fail.
83 if((strpos($temp_string,'@')) || (! validate_url($temp_string))) {
85 notice( t('Login failed.') . EOL);
86 goaway($a->get_baseurl());
90 // Otherwise it's probably an openid.
92 require_once('library/openid.php');
93 $openid = new LightOpenID;
94 $openid->identity = $openid_url;
95 $_SESSION['openid'] = $openid_url;
97 $openid->returnUrl = $a->get_baseurl() . '/openid';
99 $r = q("SELECT `uid` FROM `user` WHERE `openid` = '%s' LIMIT 1",
104 goaway($openid->authUrl());
108 if($a->config['register_policy'] == REGISTER_CLOSED) {
110 notice( t('Login failed.') . EOL);
111 goaway($a->get_baseurl());
115 $_SESSION['register'] = 1;
116 $openid->required = array('namePerson/friendly', 'contact/email', 'namePerson');
117 $openid->optional = array('namePerson/first','media/image/aspect11');
118 goaway($openid->authUrl());
123 if((x($_POST,'auth-params')) && $_POST['auth-params'] === 'login') {
125 // process login request
127 $r = q("SELECT * FROM `user`
128 WHERE ( `email` = '%s' OR `nickname` = '%s' ) AND `password` = '%s' AND `blocked` = 0 AND `verified` = 1 LIMIT 1",
129 dbesc(trim($_POST['openid_url'])),
130 dbesc(trim($_POST['openid_url'])),
132 if(($r === false) || (! count($r))) {
133 notice( t('Login failed.') . EOL );
134 goaway($a->get_baseurl());
136 $_SESSION['uid'] = $r[0]['uid'];
137 $_SESSION['theme'] = $r[0]['theme'];
138 $_SESSION['authenticated'] = 1;
139 $_SESSION['page_flags'] = $r[0]['page-flags'];
140 $_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $r[0]['nickname'];
142 notice( t("Welcome back ") . $r[0]['username'] . EOL);
144 if(strlen($a->user['timezone']))
145 date_default_timezone_set($a->user['timezone']);
147 $r = q("SELECT * FROM `contact` WHERE `uid` = %s AND `self` = 1 LIMIT 1",
148 intval($_SESSION['uid']));
151 $a->cid = $r[0]['id'];
152 $_SESSION['cid'] = $a->cid;
155 header('X-Account-Management-Status: active; name="' . $a->user['username'] . '"; id="' . $a->user['nickname'] .'"');
156 if(($a->module !== 'home') && isset($_SESSION['return_url']))
157 goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
161 // Returns an array of group id's this contact is a member of.
162 // This array will only contain group id's related to the uid of this
163 // DFRN contact. They are *not* neccessarily unique across the entire site.
166 if(! function_exists('init_groups_visitor')) {
167 function init_groups_visitor($contact_id) {
169 $r = q("SELECT `gid` FROM `group_member`
170 WHERE `contact-id` = %d ",
175 $groups[] = $rr['gid'];