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authorAndrey Andreev <narf@devilix.net>2017-01-09 14:18:25 +0100
committerAndrey Andreev <narf@devilix.net>2017-01-09 14:18:25 +0100
commite5b31fce3e74c9b28f9fb9a904b4e2f29873293d (patch)
tree32a66c3a806f34b2c77c96c432f551b27c756e6e /system/core
parente898e565c60617dbc43186c14018519d8ef05042 (diff)
parent61fd92498db72bc511effa8c15274596afbb5010 (diff)
Merge branch 'security' into 3.1-stable
Diffstat (limited to 'system/core')
-rw-r--r--system/core/Loader.php58
-rw-r--r--system/core/Security.php16
2 files changed, 37 insertions, 37 deletions
diff --git a/system/core/Loader.php b/system/core/Loader.php
index 0515723b4..17ff2362c 100644
--- a/system/core/Loader.php
+++ b/system/core/Loader.php
@@ -486,7 +486,7 @@ class CI_Loader {
*/
public function view($view, $vars = array(), $return = FALSE)
{
- return $this->_ci_load(array('_ci_view' => $view, '_ci_vars' => $this->_ci_object_to_array($vars), '_ci_return' => $return));
+ return $this->_ci_load(array('_ci_view' => $view, '_ci_vars' => $this->_ci_prepare_view_vars($vars), '_ci_return' => $return));
}
// --------------------------------------------------------------------
@@ -519,19 +519,13 @@ class CI_Loader {
*/
public function vars($vars, $val = '')
{
- if (is_string($vars))
- {
- $vars = array($vars => $val);
- }
-
- $vars = $this->_ci_object_to_array($vars);
+ $vars = is_string($vars)
+ ? array($vars => $val)
+ : $this->_ci_prepare_view_vars($vars);
- if (is_array($vars) && count($vars) > 0)
+ foreach ($vars as $key => $val)
{
- foreach ($vars as $key => $val)
- {
- $this->_ci_cached_vars[$key] = $val;
- }
+ $this->_ci_cached_vars[$key] = $val;
}
return $this;
@@ -940,18 +934,7 @@ class CI_Loader {
* the two types and cache them so that views that are embedded within
* other views can have access to these variables.
*/
- if (is_array($_ci_vars))
- {
- foreach (array_keys($_ci_vars) as $key)
- {
- if (strncmp($key, '_ci_', 4) === 0)
- {
- unset($_ci_vars[$key]);
- }
- }
-
- $this->_ci_cached_vars = array_merge($this->_ci_cached_vars, $_ci_vars);
- }
+ empty($_ci_vars) OR $this->_ci_cached_vars = array_merge($this->_ci_cached_vars, $_ci_vars);
extract($this->_ci_cached_vars);
/*
@@ -1382,17 +1365,32 @@ class CI_Loader {
// --------------------------------------------------------------------
/**
- * CI Object to Array translator
+ * Prepare variables for _ci_vars, to be later extract()-ed inside views
*
- * Takes an object as input and converts the class variables to
- * an associative array with key/value pairs.
+ * Converts objects to associative arrays and filters-out internal
+ * variable names (i.e. keys prexied with '_ci_').
*
- * @param object $object Object data to translate
+ * @param mixed $vars
* @return array
*/
- protected function _ci_object_to_array($object)
+ protected function _ci_prepare_view_vars($vars)
{
- return is_object($object) ? get_object_vars($object) : $object;
+ if ( ! is_array($vars))
+ {
+ $vars = is_object($vars)
+ ? get_object_vars($object)
+ : array();
+ }
+
+ foreach (array_keys($vars) as $key)
+ {
+ if (strncmp($key, '_ci_', 4) === 0)
+ {
+ unset($vars[$key]);
+ }
+ }
+
+ return $vars;
}
// --------------------------------------------------------------------
diff --git a/system/core/Security.php b/system/core/Security.php
index 8b313a9a2..585ed90ec 100644
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -224,12 +224,9 @@ class CI_Security {
}
}
- // Do the tokens exist in both the _POST and _COOKIE arrays?
- if ( ! isset($_POST[$this->_csrf_token_name], $_COOKIE[$this->_csrf_cookie_name])
- OR $_POST[$this->_csrf_token_name] !== $_COOKIE[$this->_csrf_cookie_name]) // Do the tokens match?
- {
- $this->csrf_show_error();
- }
+ // Check CSRF token validity, but don't error on mismatch just yet - we'll want to regenerate
+ $valid = isset($_POST[$this->_csrf_token_name], $_COOKIE[$this->_csrf_cookie_name])
+ && hash_equals($_POST[$this->_csrf_token_name], $_COOKIE[$this->_csrf_cookie_name]);
// We kill this since we're done and we don't want to pollute the _POST array
unset($_POST[$this->_csrf_token_name]);
@@ -245,6 +242,11 @@ class CI_Security {
$this->_csrf_set_hash();
$this->csrf_set_cookie();
+ if ($valid !== TRUE)
+ {
+ $this->csrf_show_error();
+ }
+
log_message('info', 'CSRF token verified');
return $this;
}
@@ -499,7 +501,7 @@ class CI_Security {
* Becomes: &lt;blink&gt;
*/
$pattern = '#'
- .'<((?<slash>/*\s*)(?<tagName>[a-z0-9]+)(?=[^a-z0-9]|$)' // tag start and name, followed by a non-tag character
+ .'<((?<slash>/*\s*)((?<tagName>[a-z0-9]+)(?=[^a-z0-9]|$)|.+)' // tag start and name, followed by a non-tag character
.'[^\s\042\047a-z0-9>/=]*' // a valid attribute character immediately after the tag would count as a separator
// optional attributes
.'(?<attributes>(?:[\s\042\047/=]*' // non-attribute characters, excluding > (tag close) for obvious reasons