diff options
Diffstat (limited to 'lib/class/browse.class.php')
| -rw-r--r-- | lib/class/browse.class.php | 44 |
1 files changed, 38 insertions, 6 deletions
diff --git a/lib/class/browse.class.php b/lib/class/browse.class.php index c6446916..37e18630 100644 --- a/lib/class/browse.class.php +++ b/lib/class/browse.class.php @@ -40,6 +40,7 @@ class Browse { // Static Content, this is defaulted to false, if set to true then wen can't // apply any filters that would change the result set. public static $static_content = false; + private static $_cache = array(); /** @@ -216,6 +217,16 @@ class Browse { } // set_type /** + * get_type + * This returns the type of the browse we currently are using + */ + public static function get_type() { + + return self::$type; + + } // get_type + + /** * set_sort * This sets the current sort(s) */ @@ -341,8 +352,21 @@ class Browse { */ public static function get_saved() { - $objects = $_SESSION['browse']['save'][self::$type]; - + // See if we have it in the local cache first + if (is_array(self::$_cache['browse'][self::$type])) { + return self::$_cache['browse'][self::$type]; + } + + // If not then we're going to need to read from the database :( + $sid = session_id() . '::' . self::$type; + + $sql = "SELECT `data` FROM `tmp_browse` WHERE `sid`='$sid'"; + $db_results = Dba::read($sql); + + $row = Dba::fetch_assoc($db_results); + + $objects = unserialize($row['data']); + return $objects; } // get_saved @@ -795,7 +819,7 @@ class Browse { public static function show_objects($object_ids=false, $ajax=false) { $object_ids = $object_ids ? $object_ids : self::get_saved(); - + // Reset the total items self::$total_objects = count($object_ids); @@ -900,8 +924,17 @@ class Browse { */ public static function save_objects($object_ids) { - // save these objects - $_SESSION['browse']['save'][self::$type] = $object_ids; + // Saving these objects has two operations, one hold it in + // a local variable and then second hold it in a row in the tmp_browse + // table + self::$_cache['browse'][self::$type] = $object_ids; + + $sid = session_id() . '::' . self::$type; + $data = Dba::escape(serialize($object_ids)); + + $sql = "REPLACE INTO `tmp_browse` SET `data`='$data', `sid`='$sid'"; + $db_results = Dba::write($sql); + self::$total_objects = count($object_ids); return true; @@ -974,7 +1007,6 @@ class Browse { self::$simple_browse = make_bool($_SESSION['browse']['simple']); self::$static_content = make_bool($_SESSION['browse']['static']); - self::$type = $_SESSION['browse']['type']; self::$start = intval($_SESSION['browse'][self::$type]['start']); } // _auto_init |