require_once('../functions/strings.php');
/* Erase any lingering attachments */
-if (! isset($attachments)) {
- $attachments = array();
-}
-$hashed_attachment_dir = getHashedDir($username, $attachment_dir);
-foreach ($attachments as $info) {
- $attached_file = "$hashed_attachment_dir/$info[localfilename]";
- if (file_exists($attached_file)) {
- unlink($attached_file);
+if (isset($attachments) && is_array($attachments)
+ && sizeof($attachments)){
+ $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
+ foreach ($attachments as $info) {
+ $attached_file = "$hashed_attachment_dir/$info[localfilename]";
+ if (file_exists($attached_file)) {
+ unlink($attached_file);
+ }
}
}
if (!isset($frame_top)) {
- $frame_top = '_top';
+ $frame_top = '_top';
}
/* If a user hits reload on the last page, $base_uri isn't set