From 7ad2dd65654f6b1cb17ae98e65c3e95528d29e30 Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Tue, 6 Mar 2012 17:52:00 -0800
Subject: fix photos after permissions_sql change

---
 include/security.php | 80 +++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 76 insertions(+), 4 deletions(-)

(limited to 'include/security.php')

diff --git a/include/security.php b/include/security.php
index c04491570..9042d4d64 100755
--- a/include/security.php
+++ b/include/security.php
@@ -149,6 +149,77 @@ function permissions_sql($owner_id,$remote_verified = false,$groups = null) {
 	$local_user = local_user();
 	$remote_user = remote_user();
 
+	/**
+	 * Construct permissions
+	 *
+	 * default permissions - anonymous user
+	 */
+
+	$sql = " AND allow_cid = '' 
+			 AND allow_gid = '' 
+			 AND deny_cid  = '' 
+			 AND deny_gid  = '' 
+	";
+
+	/**
+	 * Profile owner - everything is visible
+	 */
+
+	if(($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) {
+			$r = q("SELECT id FROM contact WHERE id = %d AND uid = %d AND blocked = 0 LIMIT 1",
+				intval($remote_user),
+				intval($owner_id)
+			);
+			if(count($r)) {
+				$remote_verified = true;
+				$groups = init_groups_visitor($remote_user);
+			}
+		}
+		if($remote_verified) {
+		
+			$gs = '<<>>'; // should be impossible to match
+
+			if(is_array($groups) && count($groups)) {
+				foreach($groups as $g)
+					$gs .= '|<' . intval($g) . '>';
+			} 
+
+			$sql = sprintf(
+				" AND ( allow_cid = '' OR allow_cid REGEXP '<%d>' ) 
+				  AND ( deny_cid  = '' OR  NOT deny_cid REGEXP '<%d>' ) 
+				  AND ( allow_gid = '' OR allow_gid REGEXP '%s' )
+				  AND ( deny_gid  = '' OR NOT deny_gid REGEXP '%s')
+				",
+				intval($remote_user),
+				intval($remote_user),
+				dbesc($gs),
+				dbesc($gs)
+			);
+		}
+	}
+	return $sql;
+}
+
+
+function item_permissions_sql($owner_id,$remote_verified = false,$groups = null) {
+
+	$local_user = local_user();
+	$remote_user = remote_user();
+
 	/**
 	 * Construct permissions
 	 *
@@ -200,11 +271,10 @@ function permissions_sql($owner_id,$remote_verified = false,$groups = null) {
 			} 
 
 			$sql = sprintf(
-				" AND (( allow_cid = '' OR allow_cid REGEXP '<%d>' ) 
+				" AND ( private = 0 OR (( allow_cid = '' OR allow_cid REGEXP '<%d>' ) 
 				  AND ( deny_cid  = '' OR  NOT deny_cid REGEXP '<%d>' ) 
 				  AND ( allow_gid = '' OR allow_gid REGEXP '%s' )
-				  AND ( deny_gid  = '' OR NOT deny_gid REGEXP '%s') 
-					OR private = 0 )
+				  AND ( deny_gid  = '' OR NOT deny_gid REGEXP '%s'))) 
 				",
 				intval($remote_user),
 				intval($remote_user),
@@ -214,4 +284,6 @@ function permissions_sql($owner_id,$remote_verified = false,$groups = null) {
 		}
 	}
 	return $sql;
-}
\ No newline at end of file
+}
+
+
-- 
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