diff options
Diffstat (limited to 'include')
| -rwxr-xr-x | include/conversation.php | 9 | ||||
| -rwxr-xr-x | include/event.php | 2 | ||||
| -rwxr-xr-x | include/items.php | 5 | ||||
| -rwxr-xr-x | include/oembed.php | 2 | ||||
| -rwxr-xr-x | include/security.php | 46 | ||||
| -rwxr-xr-x | include/template_processor.php | 9 |
6 files changed, 64 insertions, 9 deletions
diff --git a/include/conversation.php b/include/conversation.php index 526c6ea00..4b2ca316b 100755 --- a/include/conversation.php +++ b/include/conversation.php @@ -375,7 +375,8 @@ function conversation(&$a, $items, $mode, $update, $preview = false) { $comments[$item['parent']] = 1; else $comments[$item['parent']] += 1; - } + } elseif(! x($comments,$item['parent'])) + $comments[$item['parent']] = 0; // avoid notices later on } // map all the like/dislike activities for each parent item @@ -915,7 +916,7 @@ function status_editor($a,$x, $notes_cid = 0, $popup=false) { $o .= replace_macros($tpl,array( '$return_path' => $a->cmd, '$action' => $a->get_baseurl().'/item', - '$share' => (($x['button']) ? $x['button'] : t('Share')), + '$share' => (x($x,'button') ? $x['button'] : t('Share')), '$upload' => t('Upload photo'), '$shortupload' => t('upload photo'), '$attach' => t('Attach file'), @@ -980,8 +981,8 @@ function conv_sort($arr,$order) { usort($parents,'sort_thr_commented'); if(count($parents)) - foreach($parents as $x) - $x['children'] = array(); + foreach($parents as $i=>$_x) + $parents[$i]['children'] = array(); foreach($arr as $x) { if($x['id'] != $x['parent']) { diff --git a/include/event.php b/include/event.php index 4a9a9a004..29202badd 100755 --- a/include/event.php +++ b/include/event.php @@ -163,7 +163,7 @@ function bbtoevent($s) { if(preg_match("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is",$s,$match)) $ev['adjust'] = $match[1]; $match = ''; - $ev['nofinish'] = (($ev['start'] && (!x($ev, 'finish') || !$ev['finish'])) ? 1 : 0); + $ev['nofinish'] = (((x($ev, 'start') && $ev['start']) && (!x($ev, 'finish') || !$ev['finish'])) ? 1 : 0); return $ev; } diff --git a/include/items.php b/include/items.php index 1a7aa6c46..70c72ae16 100755 --- a/include/items.php +++ b/include/items.php @@ -682,7 +682,7 @@ function item_store($arr,$force_parent = false) { unset($arr['dsprsig']); } - if($arr['gravity']) + if(x($arr, 'gravity')) $arr['gravity'] = intval($arr['gravity']); elseif($arr['parent-uri'] === $arr['uri']) $arr['gravity'] = 0; @@ -742,6 +742,7 @@ function item_store($arr,$force_parent = false) { if($arr['parent-uri'] === $arr['uri']) { $parent_id = 0; + $parent_deleted = 0; $allow_cid = $arr['allow_cid']; $allow_gid = $arr['allow_gid']; $deny_cid = $arr['deny_cid']; @@ -800,6 +801,8 @@ function item_store($arr,$force_parent = false) { logger('item_store: item parent was not found - ignoring item'); return 0; } + + $parent_deleted = 0; } } diff --git a/include/oembed.php b/include/oembed.php index 5c3c595f5..52068efc7 100755 --- a/include/oembed.php +++ b/include/oembed.php @@ -62,7 +62,7 @@ function oembed_fetch_url($embedurl){ function oembed_format_object($j){ $embedurl = $j->embedurl; - $jhtml = oembed_iframe($j->embedurl,$j->width,$j->height ); + $jhtml = oembed_iframe($j->embedurl,(isset($j->width) ? $j->width : null), (isset($j->height) ? $j->height : null) ); $ret="<span class='oembed ".$j->type."'>"; switch ($j->type) { case "video": { diff --git a/include/security.php b/include/security.php index 8c536b656..6ea515bff 100755 --- a/include/security.php +++ b/include/security.php @@ -288,3 +288,49 @@ function item_permissions_sql($owner_id,$remote_verified = false,$groups = null) } +/* + * Functions used to protect against Cross-Site Request Forgery + * The security token has to base on at least one value that an attacker can't know - here it's the session ID and the private key. + * In this implementation, a security token is reusable (if the user submits a form, goes back and resubmits the form, maybe with small changes; + * or if the security token is used for ajax-calls that happen several times), but only valid for a certain amout of time (3hours). + * The "typename" seperates the security tokens of different types of forms. This could be relevant in the following case: + * A security token is used to protekt a link from CSRF (e.g. the "delete this profile"-link). + * 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; + $hash = $_REQUEST[$formname]; + + $max_livetime = 10800; // 3 hours + + $a = get_app(); + + $x = explode(".", $hash); + if (time() > (IntVal($x[0]) + $max_livetime)) return false; + + $sec_hash = hash('whirlpool', $a->user["guid"] . $a->user["prvkey"] . session_id() . $x[0] . $typename); + + return ($sec_hash == $x[1]); +} + +function check_form_security_std_err_msg() { + return t('The form security token was not correct. This probably happened because the form has been opened for too long (>3 hours) before subitting it.') . EOL; +} +function check_form_security_token_redirectOnErr($err_redirect, $typename = "", $formname = 'form_security_token') { + if (!check_form_security_token($typename, $formname)) { + $a = get_app(); + notice( check_form_security_std_err_msg() ); + goaway($a->get_baseurl() . $err_redirect ); + } +} diff --git a/include/template_processor.php b/include/template_processor.php index 8671587fc..7f7b0b55b 100755 --- a/include/template_processor.php +++ b/include/template_processor.php @@ -80,8 +80,13 @@ */ private function _replcb_for($args){ $m = array_map('trim', explode(" as ", $args[2])); - list($keyname, $varname) = explode("=>",$m[1]); - if (is_null($varname)) { $varname=$keyname; $keyname=""; } + $x = explode("=>",$m[1]); + if (count($x) == 1) { + $varname = $x[0]; + $keyname = ""; + } else { + list($keyname, $varname) = $x; + } if ($m[0]=="" || $varname=="" || is_null($varname)) die("template error: 'for ".$m[0]." as ".$varname."'") ; //$vals = $this->r[$m[0]]; $vals = $this->_get_var($m[0]); |