X-Git-Url: http://git.harvie.cz/?a=blobdiff_plain;f=wwwroot%2Fbackend%2Fmysql%2Fpermissions.inc;h=ace0e60a911f4d36b279cdf4d06afbda466f7b5b;hb=HEAD;hp=78e85565fae14a2f4af93e5c12524f106dc81e33;hpb=bde5bc7a912775cd1c3da7f095980944afe70522;p=mirrors%2FKyberia-bloodline.git

diff --git a/wwwroot/backend/mysql/permissions.inc b/wwwroot/backend/mysql/permissions.inc
index 78e8556..ace0e60 100644
--- a/wwwroot/backend/mysql/permissions.inc
+++ b/wwwroot/backend/mysql/permissions.inc
@@ -2,13 +2,59 @@
 
 class permissions {
 
+// XXX not checked 
+
+function isHierarch($node) {
+
+	global $db;
+	if (IsSet($_SESSION['user_id'])) {
+	        $user_id=$_SESSION['user_id'];
+	} else {
+	        $user_id=0;
+	}
+	if (!$user_id) return false;
+
+	$node_vector=chunk_split($node['node_vector'],VECTOR_CHARS,';');
+	$hierarchy=explode(';',$node_vector);
+	foreach ($hierarchy as $hierarch) {
+		$hierarch=ltrim($hierarch,0);
+		$q="select nodes.node_creator,node_access.node_permission from nodes left join node_access on nodes.node_id=node_access.node_id and node_access.user_id='".$user_id."' where nodes.node_id='$hierarch'";
+		$result=$db->query($q);
+		$result->next();
+		if ($result->getString('node_creator')==$user_id)
+			return true;
+		if ($result->getString('node_permission')=='master')
+			return true;
+		if ($result->getString('node_creator')=='operator')
+			return true;
+	}
+	return false;
+
+}
+
 //trillion lights to Hierarchy!
-function checkPerms($node) {
+//$node input parameter can be a numeric node_id of a node-to-be-checked or a hash containing node_id,node_vector
+public static function checkPerms($node) {
     // new permissions checking
     global $db;
-	$node_id=$node['node_id'];
-	$node_vector=$node['node_vector'];
-    $user_id = $_SESSION['user_id'];
+	
+	if (is_array($node)) {
+		$node_id=$node['node_id'];
+		$node_vector=$node['node_vector'];
+	}
+
+	elseif (is_numeric($node)) {
+		$node_id=$node;
+	}
+	
+
+	if (empty($node_vector)) {
+		$set=$db->query("select node_vector from  nodes where node_id='$node_id'");
+		$set->next();
+		$node_vector=$set->getString('node_vector');
+	}
+	
+	$user_id=(empty($_SESSION['user_id'])) ? "" : $_SESSION['user_id'];
 
     $perms['r'] = 0;
     $perms['w'] = 0;
@@ -22,6 +68,7 @@ function checkPerms($node) {
     $nv_arr = str_split($node_vector, VECTOR_CHARS);
     $nv_arr = array_map('intval', $nv_arr);
     $node_list = implode(', ', $nv_arr);
+	$node_list.=",$node_id";
 
     $q_np = sprintf('select n.node_id, n.node_creator, length(n.node_vector) as nv_length
                           , n.node_system_access, n.node_external_access, na.node_permission
@@ -30,6 +77,7 @@ function checkPerms($node) {
                                              and na.user_id = %d
                      where n.node_id in(%s)
                      order by nv_length desc', $user_id, $node_list);
+
     $qr_np = $db->query($q_np);
 
     while ($qr_np->next()) {
@@ -40,6 +88,20 @@ function checkPerms($node) {
             $perms['node_system_access']   = $qr_np->getString('node_system_access');
             $perms['node_external_access'] = $qr_np->getString('node_external_access');
 
+        // external access must go first
+            if ($user_id == "") {
+                if ($perms['node_system_access'] != 'private'
+                && $perms['node_external_access'] == 'yes') {
+                        $perms['r'] = 1;
+                        $perms['w'] = 0;
+                    break;
+                } else {
+                        $perms['r'] = 0;
+                        $perms['w'] = 0;
+                    break;
+                }
+            }
+
             // r/w prava podla system accessu
             if ($perms['node_system_access'] == 'public') {
                 $perms['r'] = 1;
@@ -61,14 +123,6 @@ function checkPerms($node) {
                 break;
             }
 
-            if ($perms['node_system_access'] != 'private'
-                && !$_SESSION['user_id']
-                && $perms['node_external_access'] == 'yes') {
-                    $perms['r'] = 1;
-                    $perms['w'] = 0;
-                    break;
-            }
-
         } // if ($perms['node_permission'] == '' && $perms['node_system_access'] == '')
         else {
             // ked som v public alebo moderated fore a dalsie nadradene su uz privatne
@@ -109,7 +163,7 @@ function checkPerms($node) {
             break;
         }
 
-        if ($qr_np->getInt('node_creator') == $user_id) {
+        if ($qr_np->getString('node_creator') == $user_id) {
             $perms['node_permission'] = 'owner';
             $perms['r'] = 1;
             $perms['w'] = 1;
@@ -122,4 +176,4 @@ function checkPerms($node) {
 
 }
 
-?>
\ No newline at end of file
+?>