<?php
-function authenticate_success($user_record, $login_initial = false, $interactive = false) {
+use Friendica\App;
+
+/**
+ * @brief Calculate the hash that is needed for the "Friendica" cookie
+ *
+ * @param array $user Record from "user" table
+ *
+ * @return string Hashed data
+ */
+function cookie_hash($user) {
+ return(hash("sha256", get_config("system", "site_prvkey").
+ $user["uprvkey"].
+ $user["password"]));
+}
+
+/**
+ * @brief Set the "Friendica" cookie
+ *
+ * @param int $time
+ * @param array $user Record from "user" table
+ */
+function new_cookie($time, $user = array()) {
+
+ if ($time != 0) {
+ $time = $time + time();
+ }
+
+ if ($user) {
+ $value = json_encode(array("uid" => $user["uid"],
+ "hash" => cookie_hash($user),
+ "ip" => $_SERVER['REMOTE_ADDR']));
+ }
+ else {
+ $value = "";
+ }
+
+ setcookie("Friendica", $value, $time, "/", "",
+ (get_config('system', 'ssl_policy') == SSL_POLICY_FULL), true);
+
+}
+
+function authenticate_success($user_record, $login_initial = false, $interactive = false, $login_refresh = false) {
$a = get_app();
$_SESSION['uid'] = $user_record['uid'];
$_SESSION['theme'] = $user_record['theme'];
+ $_SESSION['mobile-theme'] = get_pconfig($user_record['uid'], 'system', 'mobile_theme');
$_SESSION['authenticated'] = 1;
$_SESSION['page_flags'] = $user_record['page-flags'];
- $_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $user_record['nickname'];
+ $_SESSION['my_url'] = App::get_baseurl() . '/profile/' . $user_record['nickname'];
+ $_SESSION['my_address'] = $user_record['nickname'] . '@' . substr(App::get_baseurl(),strpos(App::get_baseurl(),'://')+3);
$_SESSION['addr'] = $_SERVER['REMOTE_ADDR'];
$a->user = $user_record;
- if($interactive) {
- if($a->user['login_date'] === '0000-00-00 00:00:00') {
+ if ($interactive) {
+ if ($a->user['login_date'] <= NULL_DATE) {
$_SESSION['return_url'] = 'profile_photo/new';
$a->module = 'profile_photo';
info( t("Welcome ") . $a->user['username'] . EOL);
info( t('Please upload a profile photo.') . EOL);
- }
- else
+ } else {
info( t("Welcome back ") . $a->user['username'] . EOL);
+ }
}
$member_since = strtotime($a->user['register_date']);
- if(time() < ($member_since + ( 60 * 60 * 24 * 14)))
+ if (time() < ($member_since + ( 60 * 60 * 24 * 14))) {
$_SESSION['new_member'] = true;
- else
+ } else {
$_SESSION['new_member'] = false;
- if(strlen($a->user['timezone'])) {
+ }
+ if (strlen($a->user['timezone'])) {
date_default_timezone_set($a->user['timezone']);
$a->timezone = $a->user['timezone'];
}
- $master_record = $a->user;
+ $master_record = $a->user;
- if((x($_SESSION,'submanage')) && intval($_SESSION['submanage'])) {
- $r = q("select * from user where uid = %d limit 1",
+ if ((x($_SESSION,'submanage')) && intval($_SESSION['submanage'])) {
+ $r = dba::fetch_first("SELECT * FROM `user` WHERE `uid` = ? LIMIT 1",
intval($_SESSION['submanage'])
);
- if(count($r))
- $master_record = $r[0];
+ if (dbm::is_result($r)) {
+ $master_record = $r;
+ }
}
- $r = q("SELECT `uid`,`username`,`nickname` FROM `user` WHERE `password` = '%s' AND `email` = '%s'",
- dbesc($master_record['password']),
- dbesc($master_record['email'])
- );
- if($r && count($r))
- $a->identities = $r;
- else
+ $r = dba::select('user', array('uid', 'username', 'nickname'),
+ array('password' => $master_record['password'], 'email' => $master_record['email'], 'account_removed' => false));
+ if (dbm::is_result($r)) {
+ $a->identities = dba::inArray($r);
+ } else {
$a->identities = array();
+ }
- $r = q("select `user`.`uid`, `user`.`username`, `user`.`nickname`
- from manage left join user on manage.mid = user.uid
- where `manage`.`uid` = %d",
- intval($master_record['uid'])
+ $r = dba::p("SELECT `user`.`uid`, `user`.`username`, `user`.`nickname`
+ FROM `manage`
+ INNER JOIN `user` ON `manage`.`mid` = `user`.`uid`
+ WHERE `user`.`account_removed` = 0 AND `manage`.`uid` = ?",
+ $master_record['uid']
);
- if($r && count($r))
- $a->identities = array_merge($a->identities,$r);
+ if (dbm::is_result($r)) {
+ $a->identities = array_merge($a->identities, dba::inArray($r));
+ }
- if($login_initial)
+ if ($login_initial) {
logger('auth_identities: ' . print_r($a->identities,true), LOGGER_DEBUG);
+ }
+ if ($login_refresh) {
+ logger('auth_identities refresh: ' . print_r($a->identities,true), LOGGER_DEBUG);
+ }
- $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
- intval($_SESSION['uid']));
- if(count($r)) {
- $a->contact = $r[0];
- $a->cid = $r[0]['id'];
+ $r = dba::fetch_first("SELECT * FROM `contact` WHERE `uid` = ? AND `self` LIMIT 1", $_SESSION['uid']);
+ if (dbm::is_result($r)) {
+ $a->contact = $r;
+ $a->cid = $r['id'];
$_SESSION['cid'] = $a->cid;
}
header('X-Account-Management-Status: active; name="' . $a->user['username'] . '"; id="' . $a->user['nickname'] .'"');
- if($login_initial) {
- $l = get_language();
+ if ($login_initial || $login_refresh) {
+ dba::update('user', array('login_date' => datetime_convert()), array('uid' => $_SESSION['uid']));
- q("UPDATE `user` SET `login_date` = '%s', `language` = '%s' WHERE `uid` = %d LIMIT 1",
- dbesc(datetime_convert()),
- dbesc($l),
- intval($_SESSION['uid'])
- );
+ // Set the login date for all identities of the user
+ dba::update('user', array('login_date' => datetime_convert()),
+ array('password' => $master_record['password'], 'email' => $master_record['email'], 'account_removed' => false));
+ }
+ if ($login_initial) {
+ // If the user specified to remember the authentication, then set a cookie
+ // that expires after one week (the default is when the browser is closed).
+ // The cookie will be renewed automatically.
+ // The week ensures that sessions will expire after some inactivity.
+ if ($_SESSION['remember']) {
+ logger('Injecting cookie for remembered user '. $_SESSION['remember_user']['nickname']);
+ new_cookie(604800, $user_record);
+ unset($_SESSION['remember']);
+ }
+ }
+
+ if ($login_initial) {
call_hooks('logged_in', $a->user);
- if(($a->module !== 'home') && isset($_SESSION['return_url']))
- goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
+ if (($a->module !== 'home') && isset($_SESSION['return_url'])) {
+ goaway(App::get_baseurl() . '/' . $_SESSION['return_url']);
+ }
}
-
}
-function can_write_wall(&$a,$owner) {
+function can_write_wall(App $a, $owner) {
static $verified = 0;
- if((! (local_user())) && (! (remote_user())))
+ if ((! (local_user())) && (! (remote_user()))) {
return false;
+ }
$uid = local_user();
- if(($uid) && ($uid == $owner)) {
+ if (($uid) && ($uid == $owner)) {
return true;
}
- if(remote_user()) {
+ if (remote_user()) {
// use remembered decision and avoid a DB lookup for each and every display item
// DO NOT use this function if there are going to be multiple owners
// We have a contact-id for an authenticated remote user, this block determines if the contact
// belongs to this page owner, and has the necessary permissions to post content
- if($verified === 2)
+ if ($verified === 2) {
return true;
- elseif($verified === 1)
+ } elseif ($verified === 1) {
return false;
- else {
+ } else {
+ $cid = 0;
+
+ if (is_array($_SESSION['remote'])) {
+ foreach ($_SESSION['remote'] as $visitor) {
+ if ($visitor['uid'] == $owner) {
+ $cid = $visitor['cid'];
+ break;
+ }
+ }
+ }
+
+ if (! $cid) {
+ return false;
+ }
- $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `user`.`uid` = `contact`.`uid`
- WHERE `contact`.`uid` = %d AND `contact`.`id` = %d AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
+ $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` INNER JOIN `user` on `user`.`uid` = `contact`.`uid`
+ WHERE `contact`.`uid` = %d AND `contact`.`id` = %d AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
AND `user`.`blockwall` = 0 AND `readonly` = 0 AND ( `contact`.`rel` IN ( %d , %d ) OR `user`.`page-flags` = %d ) LIMIT 1",
intval($owner),
- intval(remote_user()),
+ intval($cid),
intval(CONTACT_IS_SHARING),
intval(CONTACT_IS_FRIEND),
intval(PAGE_COMMUNITY)
);
- if(count($r)) {
+ if (dbm::is_result($r)) {
$verified = 2;
return true;
}
}
-function permissions_sql($owner_id,$remote_verified = false,$groups = null) {
+function permissions_sql($owner_id, $remote_verified = false, $groups = null) {
$local_user = local_user();
$remote_user = remote_user();
*
* default permissions - anonymous user
*/
-
- $sql = " AND allow_cid = ''
- AND allow_gid = ''
- AND deny_cid = ''
- AND deny_gid = ''
+ $sql = " AND allow_cid = ''
+ AND allow_gid = ''
+ AND deny_cid = ''
+ AND deny_gid = ''
";
/**
* Profile owner - everything is visible
*/
- if(($local_user) && ($local_user == $owner_id)) {
- $sql = '';
- }
-
- /**
- * Authenticated visitor. Unless pre-verified,
- * check that the contact belongs to this $owner_id
- * and load the groups the visitor belongs to.
- * If pre-verified, the caller is expected to have already
- * done this and passed the groups into this function.
- */
-
- elseif($remote_user) {
-
- if(! $remote_verified) {
+ if (($local_user) && ($local_user == $owner_id)) {
+ $sql = '';
+ } elseif ($remote_user) {
+ /*
+ * Authenticated visitor. Unless pre-verified,
+ * check that the contact belongs to this $owner_id
+ * and load the groups the visitor belongs to.
+ * If pre-verified, the caller is expected to have already
+ * done this and passed the groups into this function.
+ */
+
+ if (! $remote_verified) {
$r = q("SELECT id FROM contact WHERE id = %d AND uid = %d AND blocked = 0 LIMIT 1",
intval($remote_user),
intval($owner_id)
);
- if(count($r)) {
+ if (dbm::is_result($r)) {
$remote_verified = true;
$groups = init_groups_visitor($remote_user);
}
}
- if($remote_verified) {
-
+ if ($remote_verified) {
+
$gs = '<<>>'; // should be impossible to match
- if(is_array($groups) && count($groups)) {
- foreach($groups as $g)
+ if (is_array($groups) && count($groups)) {
+ foreach ($groups as $g)
$gs .= '|<' . intval($g) . '>';
- }
+ }
+ /*
+ * @TODO old-lost code found?
$sql = sprintf(
- " AND ( allow_cid = '' OR allow_cid REGEXP '<%d>' )
- AND ( deny_cid = '' OR NOT deny_cid REGEXP '<%d>' )
+ " AND ( allow_cid = '' OR allow_cid REGEXP '<%d>' )
+ AND ( deny_cid = '' OR NOT deny_cid REGEXP '<%d>' )
AND ( allow_gid = '' OR allow_gid REGEXP '%s' )
AND ( deny_gid = '' OR NOT deny_gid REGEXP '%s')
",
dbesc($gs),
dbesc($gs)
);
+ */
+ $sql = sprintf(
+ " AND ( NOT (deny_cid REGEXP '<%d>' OR deny_gid REGEXP '%s')
+ AND ( allow_cid REGEXP '<%d>' OR allow_gid REGEXP '%s' OR ( allow_cid = '' AND allow_gid = '') )
+ )
+ ",
+ intval($remote_user),
+ dbesc($gs),
+ intval($remote_user),
+ dbesc($gs)
+ );
}
}
return $sql;
}
-function item_permissions_sql($owner_id,$remote_verified = false,$groups = null) {
+function item_permissions_sql($owner_id, $remote_verified = false, $groups = null) {
$local_user = local_user();
$remote_user = remote_user();
*
* default permissions - anonymous user
*/
-
- $sql = " AND allow_cid = ''
- AND allow_gid = ''
- AND deny_cid = ''
- AND deny_gid = ''
- AND private = 0
+ $sql = " AND `item`.allow_cid = ''
+ AND `item`.allow_gid = ''
+ AND `item`.deny_cid = ''
+ AND `item`.deny_gid = ''
+ AND `item`.private = 0
";
/**
* Profile owner - everything is visible
*/
-
- if(($local_user) && ($local_user == $owner_id)) {
- $sql = '';
- }
-
- /**
- * Authenticated visitor. Unless pre-verified,
- * check that the contact belongs to this $owner_id
- * and load the groups the visitor belongs to.
- * If pre-verified, the caller is expected to have already
- * done this and passed the groups into this function.
- */
-
- elseif($remote_user) {
-
- if(! $remote_verified) {
+ if ($local_user && ($local_user == $owner_id)) {
+ $sql = '';
+ } elseif ($remote_user) {
+ /*
+ * Authenticated visitor. Unless pre-verified,
+ * check that the contact belongs to this $owner_id
+ * and load the groups the visitor belongs to.
+ * If pre-verified, the caller is expected to have already
+ * done this and passed the groups into this function.
+ */
+ if (! $remote_verified) {
$r = q("SELECT id FROM contact WHERE id = %d AND uid = %d AND blocked = 0 LIMIT 1",
intval($remote_user),
intval($owner_id)
);
- if(count($r)) {
+ if (dbm::is_result($r)) {
$remote_verified = true;
$groups = init_groups_visitor($remote_user);
}
}
- if($remote_verified) {
-
+ if ($remote_verified) {
+
$gs = '<<>>'; // should be impossible to match
- if(is_array($groups) && count($groups)) {
- foreach($groups as $g)
+ if (is_array($groups) && count($groups)) {
+ foreach ($groups as $g) {
$gs .= '|<' . intval($g) . '>';
- }
+ }
+ }
$sql = sprintf(
- " AND ( private = 0 OR ( private = 1 AND wall = 1 AND ( allow_cid = '' OR allow_cid REGEXP '<%d>' )
- AND ( deny_cid = '' OR NOT deny_cid REGEXP '<%d>' )
+ /*" AND ( private = 0 OR ( private in (1,2) AND wall = 1 AND ( allow_cid = '' OR allow_cid REGEXP '<%d>' )
+ AND ( deny_cid = '' OR NOT deny_cid REGEXP '<%d>' )
AND ( allow_gid = '' OR allow_gid REGEXP '%s' )
- AND ( deny_gid = '' OR NOT deny_gid REGEXP '%s')))
+ AND ( deny_gid = '' OR NOT deny_gid REGEXP '%s')))
",
intval($remote_user),
intval($remote_user),
dbesc($gs),
dbesc($gs)
+*/
+ " AND ( `item`.private = 0 OR ( `item`.private in (1,2) AND `item`.`wall` = 1
+ AND ( NOT (`item`.deny_cid REGEXP '<%d>' OR `item`.deny_gid REGEXP '%s')
+ AND ( `item`.allow_cid REGEXP '<%d>' OR `item`.allow_gid REGEXP '%s' OR ( `item`.allow_cid = '' AND `item`.allow_gid = '')))))
+ ",
+ intval($remote_user),
+ dbesc($gs),
+ intval($remote_user),
+ dbesc($gs)
);
}
}
* If the new page contains by any chance external elements, then the used security token is exposed by the referrer.
* Actually, important actions should not be triggered by Links / GET-Requests at all, but somethimes they still are,
* so this mechanism brings in some damage control (the attacker would be able to forge a request to a form of this type, but not to forms of other types).
- */
+ */
function get_form_security_token($typename = '') {
$a = get_app();
-
+
$timestamp = time();
$sec_hash = hash('whirlpool', $a->user['guid'] . $a->user['prvkey'] . session_id() . $timestamp . $typename);
-
+
return $timestamp . '.' . $sec_hash;
}
function check_form_security_token($typename = '', $formname = 'form_security_token') {
- if (!x($_REQUEST, $formname)) return false;
+ if (!x($_REQUEST, $formname)) {
+ return false;
+ }
+
+ /// @TODO Careful, not secured!
$hash = $_REQUEST[$formname];
-
+
$max_livetime = 10800; // 3 hours
-
+
$a = get_app();
-
+
$x = explode('.', $hash);
- if (time() > (IntVal($x[0]) + $max_livetime)) return false;
-
+ if (time() > (IntVal($x[0]) + $max_livetime)) {
+ return false;
+ }
+
$sec_hash = hash('whirlpool', $a->user['guid'] . $a->user['prvkey'] . session_id() . $x[0] . $typename);
-
+
return ($sec_hash == $x[1]);
}
function check_form_security_std_err_msg() {
- return t('The form security token was not correct. This probably happened because the form has been opened for too long (>3 hours) before subitting it.') . EOL;
+ return t('The form security token was not correct. This probably happened because the form has been opened for too long (>3 hours) before submitting it.') . EOL;
}
function check_form_security_token_redirectOnErr($err_redirect, $typename = '', $formname = 'form_security_token') {
if (!check_form_security_token($typename, $formname)) {
logger('check_form_security_token failed: user ' . $a->user['guid'] . ' - form element ' . $typename);
logger('check_form_security_token failed: _REQUEST data: ' . print_r($_REQUEST, true), LOGGER_DATA);
notice( check_form_security_std_err_msg() );
- goaway($a->get_baseurl() . $err_redirect );
+ goaway(App::get_baseurl() . $err_redirect );
}
}
function check_form_security_token_ForbiddenOnErr($typename = '', $formname = 'form_security_token') {
if (!check_form_security_token($typename, $formname)) {
+ $a = get_app();
logger('check_form_security_token failed: user ' . $a->user['guid'] . ' - form element ' . $typename);
logger('check_form_security_token failed: _REQUEST data: ' . print_r($_REQUEST, true), LOGGER_DATA);
header('HTTP/1.1 403 Forbidden');
killme();
}
-}
\ No newline at end of file
+}
+
+// Returns an array of group id's this contact is a member of.
+// This array will only contain group id's related to the uid of this
+// DFRN contact. They are *not* neccessarily unique across the entire site.
+
+
+if (! function_exists('init_groups_visitor')) {
+function init_groups_visitor($contact_id) {
+ $groups = array();
+ $r = q("SELECT `gid` FROM `group_member`
+ WHERE `contact-id` = %d ",
+ intval($contact_id)
+ );
+ if (dbm::is_result($r)) {
+ foreach ($r as $rr)
+ $groups[] = $rr['gid'];
+ }
+ return $groups;
+}}