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Adding patch for #2041

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git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@4408 3807eeeb-6ff5-0310-8944-8be069107fe0
This commit is contained in:
phpnut 2007-02-02 13:11:00 +00:00
parent a8a91e35be
commit ab2a8800a2
1 changed files with 20 additions and 6 deletions
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26
cake/libs/session.php
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@ -157,7 +157,11 @@ class CakeSession extends Object {
* @access public
*/
function checkSessionVar($name) {
$expression = "return isset(" . $this->__sessionVarNames($name) . ");";
$var = $this->__sessionVarNames($name);
if (empty($var)) {
return false;
}
$expression = "return isset(" . $var . ");";
return eval($expression);
}
/**
@ -170,6 +174,9 @@ class CakeSession extends Object {
function delSessionVar($name) {
if ($this->checkSessionVar($name)) {
$var = $this->__sessionVarNames($name);
if (empty($var)) {
return false;
}
eval ("unset($var);");
return true;
}
@ -224,7 +231,11 @@ class CakeSession extends Object {
return $this->returnSessionVars();
}
if ($this->checkSessionVar($name)) {
$result = eval("return " . $this->__sessionVarNames($name) . ";");
$var = $this->__sessionVarNames($name);
if (empty($var)) {
return false;
}
$result = eval("return " . $var . ";");
return $result;
}
$this->__setError(2, "$name doesn't exist");
@ -253,8 +264,11 @@ class CakeSession extends Object {
* @return void
*/
function writeSessionVar($name, $value) {
$expression = $this->__sessionVarNames($name);
$expression .= " = \$value;";
$var = $this->__sessionVarNames($name);
if (empty($var)) {
return false;
}
$expression = $var . " = \$value;";
eval ($expression);
}
/**
@ -507,7 +521,7 @@ class CakeSession extends Object {
* @access private
*/
function __sessionVarNames($name) {
if (is_string($name)) {
if (is_string($name) && preg_match("/^[0-9a-zA-Z._-]+$/", $name)) {
if (strpos($name, ".")) {
$names = explode(".", $name);
} else {
@ -584,4 +598,4 @@ class CakeSession extends Object {
return true;
}
}
?>
?>