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-rw-r--r--program/lib/Roundcube/rcube_session.php58
1 files changed, 54 insertions, 4 deletions
diff --git a/program/lib/Roundcube/rcube_session.php b/program/lib/Roundcube/rcube_session.php
index 1aa5d5856..82ff8a804 100644
--- a/program/lib/Roundcube/rcube_session.php
+++ b/program/lib/Roundcube/rcube_session.php
@@ -32,6 +32,7 @@ class rcube_session
private $ip;
private $start;
private $changed;
+ private $reloaded = false;
private $unsets = array();
private $gc_handlers = array();
private $cookiename = 'roundcube_sessauth';
@@ -200,8 +201,13 @@ class rcube_session
if ($oldvars !== null) {
$a_oldvars = $this->unserialize($oldvars);
if (is_array($a_oldvars)) {
- foreach ((array)$this->unsets as $k)
- unset($a_oldvars[$k]);
+ // remove unset keys on oldvars
+ foreach ((array)$this->unsets as $var) {
+ $path = explode('.', $var);
+ $k = array_pop($path);
+ $node = &$this->get_node($path, $a_oldvars);
+ unset($node[$k]);
+ }
$newvars = $this->serialize(array_merge(
(array)$a_oldvars, (array)$this->unserialize($vars)));
@@ -371,9 +377,32 @@ class rcube_session
/**
+ * Append the given value to the certain node in the session data array
+ *
+ * @param string Path denoting the session variable where to append the value
+ * @param string Key name under which to append the new value (use null for appending to an indexed list)
+ * @param mixed Value to append to the session data array
+ */
+ public function append($path, $key, $value)
+ {
+ // re-read session data from DB because it might be outdated
+ if (!$this->reloaded && microtime(true) - $this->start > 0.5) {
+ $this->reload();
+ $this->reloaded = true;
+ $this->start = microtime(true);
+ }
+
+ $node = &$this->get_node(explode('.', $path), $_SESSION);
+
+ if ($key !== null) $node[$key] = $value;
+ else $node[] = $value;
+ }
+
+
+ /**
* Unset a session variable
*
- * @param string Varibale name
+ * @param string Varibale name (can be a path denoting a certain node in the session array, e.g. compose.attachments.5)
* @return boolean True on success
*/
public function remove($var=null)
@@ -383,7 +412,11 @@ class rcube_session
}
$this->unsets[] = $var;
- unset($_SESSION[$var]);
+
+ $path = explode('.', $var);
+ $key = array_pop($path);
+ $node = &$this->get_node($path, $_SESSION);
+ unset($node[$key]);
return true;
}
@@ -415,6 +448,23 @@ class rcube_session
session_decode($data);
}
+ /**
+ * Returns a reference to the node in data array referenced by the given path.
+ * e.g. ['compose','attachments'] will return $_SESSION['compose']['attachments']
+ */
+ private function &get_node($path, &$data_arr)
+ {
+ $node = &$data_arr;
+ if (!empty($path)) {
+ foreach ((array)$path as $key) {
+ if (!isset($node[$key]))
+ $node[$key] = array();
+ $node = &$node[$key];
+ }
+ }
+
+ return $node;
+ }
/**
* Serialize session data