Private/Hidden tags

Tags starting with a dot '.' are now private.
They can only be seen and searched when logged in.

Fixes #315

1 files changed, 7 insertions, 0 deletions

diff --git a/application/LinkDB.php b/application/LinkDB.php
index 416aa0d3..9f4d3e3c 100644
--- a/application/LinkDB.php
+++ b/application/LinkDB.php
@@ -264,8 +264,15 @@ You use the community supported version of the original Shaarli project, by Seba
         foreach ($this->_links as &$link) {
             // Keep the list of the mapping URLs-->linkdate up-to-date.
             $this->_urls[$link['url']] = $link['linkdate'];
+
             // Sanitize data fields.
             sanitizeLink($link);
+
+            // Remove private tags if the user is not logged in.
+            if (! $this->_loggedIn) {
+                $link['tags'] = preg_replace('/(^| )\.[^($| )]+/', '', $link['tags']);
+            }
+
             // Do not use the redirector for internal links (Shaarli note URL starting with a '?').
             if (!empty($this->_redirector) && !startsWith($link['url'], '?')) {
                 $link['real_url'] = $this->_redirector . urlencode($link['url']);