Merge pull request #654 from mexon/filter_var

[friendica.git] / include / security.php

diff --git a/include/security.php b/include/security.php
old mode 100755 (executable)
new mode 100644 (file)
index a92400b..9f160e7
--- a/include/security.php
+++ b/include/security.php
@@ -1,11 +1,12 @@
 <?php
 
-function authenticate_success($user_record, $login_initial = false, $interactive = false) {
+function authenticate_success($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/' . $user_record['nickname'];
@@ -45,7 +46,7 @@ function authenticate_success($user_record, $login_initial = false, $interactive
                        $master_record = $r[0];
        }
 
-       $r = q("SELECT `uid`,`username`,`nickname` FROM `user` WHERE `password` = '%s' AND `email` = '%s'",
+       $r = q("SELECT `uid`,`username`,`nickname` FROM `user` WHERE `password` = '%s' AND `email` = '%s' AND `account_removed` = 0 ",
                dbesc($master_record['password']),
                dbesc($master_record['email'])
        );
@@ -55,8 +56,8 @@ function authenticate_success($user_record, $login_initial = false, $interactive
                $a->identities = array();
 
        $r = q("select `user`.`uid`, `user`.`username`, `user`.`nickname` 
-               from manage left join user on manage.mid = user.uid 
-               where `manage`.`uid` = %d",
+               from manage left join user on manage.mid = user.uid where `user`.`account_removed` = 0
+               and `manage`.`uid` = %d",
                intval($master_record['uid'])
        );
        if($r && count($r))
@@ -64,6 +65,8 @@ function authenticate_success($user_record, $login_initial = false, $interactive
 
        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']));
@@ -75,15 +78,16 @@ function authenticate_success($user_record, $login_initial = false, $interactive
 
        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) {
+               $l = get_browser_language();
 
                q("UPDATE `user` SET `login_date` = '%s', `language` = '%s' WHERE `uid` = %d LIMIT 1",
                        dbesc(datetime_convert()),
                        dbesc($l),
                        intval($_SESSION['uid'])
                );
-
+       }
+       if($login_initial) {
                call_hooks('logged_in', $a->user);
 
                if(($a->module !== 'home') && isset($_SESSION['return_url']))
@@ -120,12 +124,26 @@ function can_write_wall(&$a,$owner) {
                elseif($verified === 1)
                        return false;
                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;
+
 
                        $r = q("SELECT `contact`.*, `user`.`page-flags` FROM `contact` LEFT JOIN `user` on `user`.`uid` = `contact`.`uid` 
                                WHERE `contact`.`uid` = %d AND `contact`.`id` = %d AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0 
                                AND `user`.`blockwall` = 0 AND `readonly` = 0  AND ( `contact`.`rel` IN ( %d , %d ) OR `user`.`page-flags` = %d ) LIMIT 1",
                                intval($owner),
-                               intval(remote_user()),
+                               intval($cid),
                                intval(CONTACT_IS_SHARING),
                                intval(CONTACT_IS_FRIEND),
                                intval(PAGE_COMMUNITY)
@@ -199,7 +217,7 @@ function permissions_sql($owner_id,$remote_verified = false,$groups = null) {
                                        $gs .= '|<' . intval($g) . '>';
                        } 
 
-                       $sql = sprintf(
+                       /*$sql = sprintf(
                                " 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' )
@@ -209,6 +227,16 @@ function permissions_sql($owner_id,$remote_verified = false,$groups = null) {
                                intval($remote_user),
                                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($gs)
                        );
                }
        }
@@ -238,8 +266,8 @@ function item_permissions_sql($owner_id,$remote_verified = false,$groups = null)
         * Profile owner - everything is visible
         */
 
-       if(($local_user) && ($local_user == $owner_id)) {
-               $sql = ''; 
+       if($local_user && ($local_user == $owner_id)) {
+               $sql = '';
        }
 
        /**
@@ -272,7 +300,7 @@ function item_permissions_sql($owner_id,$remote_verified = false,$groups = null)
                        } 
 
                        $sql = sprintf(
-                               " AND ( private = 0 OR ( private = 1 AND wall = 1 AND ( allow_cid = '' OR allow_cid REGEXP '<%d>' ) 
+                               /*" AND ( private = 0 OR ( private in (1,2) AND wall = 1 AND ( allow_cid = '' OR allow_cid REGEXP '<%d>' ) 
                                  AND ( deny_cid  = '' OR  NOT deny_cid REGEXP '<%d>' ) 
                                  AND ( allow_gid = '' OR allow_gid REGEXP '%s' )
                                  AND ( deny_gid  = '' OR NOT deny_gid REGEXP '%s'))) 
@@ -281,6 +309,15 @@ function item_permissions_sql($owner_id,$remote_verified = false,$groups = null)
                                intval($remote_user),
                                dbesc($gs),
                                dbesc($gs)
+*/
+                               " AND ( private = 0 OR ( private in (1,2) AND wall = 1
+                                 AND ( NOT (deny_cid REGEXP '<%d>' OR deny_gid REGEXP '%s')
+                                 AND ( allow_cid REGEXP '<%d>' OR allow_gid REGEXP '%s' OR ( allow_cid = '' AND allow_gid = '')))))
+                               ",
+                               intval($remote_user),
+                               dbesc($gs),
+                               intval($remote_user),
+                               dbesc($gs)
                        );
                }
        }
@@ -346,3 +383,23 @@ function check_form_security_token_ForbiddenOnErr($typename = '', $formname = 'f
                killme();
        }
 }
+
+// Returns an array of group id's this contact is a member of.
+// This array will only contain group id's related to the uid of this
+// DFRN contact. They are *not* neccessarily unique across the entire site. 
+
+
+if(! function_exists('init_groups_visitor')) {
+function init_groups_visitor($contact_id) {
+       $groups = array();
+       $r = q("SELECT `gid` FROM `group_member` 
+               WHERE `contact-id` = %d ",
+               intval($contact_id)
+       );
+       if(count($r)) {
+               foreach($r as $rr)
+                       $groups[] = $rr['gid'];
+       }
+       return $groups;
+}}
+