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-rw-r--r--include/security.php40
1 files changed, 38 insertions, 2 deletions
diff --git a/include/security.php b/include/security.php
index 380505a79..03e03ad40 100644
--- a/include/security.php
+++ b/include/security.php
@@ -245,6 +245,9 @@ function item_permissions_sql($owner_id, $remote_observer = null) {
$observer = (($remote_observer) ? $remote_observer : get_observer_hash());
if($observer) {
+
+ $s = scopes_sql($owner_id,$observer);
+
$groups = init_groups_visitor($observer);
$gs = '<<>>'; // should be impossible to match
@@ -256,8 +259,8 @@ function item_permissions_sql($owner_id, $remote_observer = null) {
$regexop = db_getfunc('REGEXP');
$sql = sprintf(
" AND ( NOT (deny_cid like '%s' OR deny_gid $regexop '%s')
- AND ( allow_cid like '%s' OR allow_gid $regexop '%s' OR ( allow_cid = '' AND allow_gid = '' AND item_private = 0 ) )
- )
+ AND ( allow_cid like '%s' OR allow_gid $regexop '%s' OR ( allow_cid = '' AND allow_gid = '' AND item_private = 0 ))
+ ) OR ( item_private = 1 $s )
",
dbesc(protect_sprintf( '%<' . $observer . '>%')),
dbesc($gs),
@@ -271,6 +274,39 @@ function item_permissions_sql($owner_id, $remote_observer = null) {
}
/**
+ * Remote visitors also need to be checked against the public_scope parameter if item_private is set.
+ * This function checks the various permutations of that field for any which apply to this observer.
+ *
+ */
+
+
+
+function scopes_sql($uid,$observer) {
+ $str = " and ( public_policy = 'authenticated' ";
+ if(! is_foreigner($observer))
+ $str .= " or public_policy = 'network: red' ";
+ if(local_channel())
+ $str .= " or public_policy = 'site: " . get_app()->get_hostname() . "' ";
+
+ $ab = q("select * from abook where abook_xchan = '%s' and abook_channel = %d limit 1",
+ dbesc($observer),
+ intval($uid)
+ );
+ if(! $ab)
+ return $str . " ) ";
+ if($ab[0]['abook_pending'])
+ $str .= " or public_policy = 'any connections' ";
+ $str .= " or public_policy = 'contacts' ) ";
+ return $str;
+}
+
+
+
+
+
+
+
+/**
* @param string $observer_hash
*
* @return string additional SQL where statement