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authorAndrey Andreev <narf@bofh.bg>2012-04-27 10:54:40 +0200
committerAndrey Andreev <narf@bofh.bg>2012-04-27 10:54:40 +0200
commitce747c8a1e72a30f5369de7d56ba91b72f0e2eb3 (patch)
tree32433143610df1683131dba5cf4437ddadc306c6 /system/core/Input.php
parent870ad190f068ec16aad45622528ba6747c61c120 (diff)
parent61318a2c53c13a314f483fcbbfd64c6e01f5242c (diff)
Merge upstream branch
Diffstat (limited to 'system/core/Input.php')
-rwxr-xr-xsystem/core/Input.php221
1 files changed, 121 insertions, 100 deletions
diff --git a/system/core/Input.php b/system/core/Input.php
index 6e6885992..fc2a550bc 100755
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -43,45 +43,51 @@ class CI_Input {
*
* @var string
*/
- public $ip_address = FALSE;
+ public $ip_address = FALSE;
+
/**
* user agent (web browser) being used by the current user
*
* @var string
*/
- public $user_agent = FALSE;
+ public $user_agent = FALSE;
+
/**
* If FALSE, then $_GET will be set to an empty array
*
* @var bool
*/
- protected $_allow_get_array = TRUE;
+ protected $_allow_get_array = TRUE;
+
/**
* If TRUE, then newlines are standardized
*
* @var bool
*/
- protected $_standardize_newlines = TRUE;
+ protected $_standardize_newlines = TRUE;
+
/**
* Determines whether the XSS filter is always active when GET, POST or COOKIE data is encountered
* Set automatically based on config setting
*
* @var bool
*/
- protected $_enable_xss = FALSE;
+ protected $_enable_xss = FALSE;
+
/**
* Enables a CSRF cookie token to be set.
* Set automatically based on config setting
*
* @var bool
*/
- protected $_enable_csrf = FALSE;
+ protected $_enable_csrf = FALSE;
+
/**
* List of all HTTP request headers
*
* @var array
*/
- protected $headers = array();
+ protected $headers = array();
/**
* Constructor
@@ -141,12 +147,12 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Fetch an item from the GET array
- *
- * @param string
- * @param bool
- * @return string
- */
+ * Fetch an item from the GET array
+ *
+ * @param string
+ * @param bool
+ * @return string
+ */
public function get($index = NULL, $xss_clean = FALSE)
{
// Check if a field has been provided
@@ -168,12 +174,12 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Fetch an item from the POST array
- *
- * @param string
- * @param bool
- * @return string
- */
+ * Fetch an item from the POST array
+ *
+ * @param string
+ * @param bool
+ * @return string
+ */
public function post($index = NULL, $xss_clean = FALSE)
{
// Check if a field has been provided
@@ -196,12 +202,12 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Fetch an item from either the GET array or the POST
- *
- * @param string The index key
- * @param bool XSS cleaning
- * @return string
- */
+ * Fetch an item from either the GET array or the POST
+ *
+ * @param string The index key
+ * @param bool XSS cleaning
+ * @return string
+ */
public function get_post($index = '', $xss_clean = FALSE)
{
return isset($_POST[$index])
@@ -212,12 +218,12 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Fetch an item from the COOKIE array
- *
- * @param string
- * @param bool
- * @return string
- */
+ * Fetch an item from the COOKIE array
+ *
+ * @param string
+ * @param bool
+ * @return string
+ */
public function cookie($index = '', $xss_clean = FALSE)
{
return $this->_fetch_from_array($_COOKIE, $index, $xss_clean);
@@ -226,21 +232,21 @@ class CI_Input {
// ------------------------------------------------------------------------
/**
- * Set cookie
- *
- * Accepts seven parameters, or you can submit an associative
- * array in the first parameter containing all the values.
- *
- * @param mixed
- * @param string the value of the cookie
- * @param string the number of seconds until expiration
- * @param string the cookie domain. Usually: .yourdomain.com
- * @param string the cookie path
- * @param string the cookie prefix
- * @param bool true makes the cookie secure
- * @param bool true makes the cookie accessible via http(s) only (no javascript)
- * @return void
- */
+ * Set cookie
+ *
+ * Accepts seven parameters, or you can submit an associative
+ * array in the first parameter containing all the values.
+ *
+ * @param mixed
+ * @param string the value of the cookie
+ * @param string the number of seconds until expiration
+ * @param string the cookie domain. Usually: .yourdomain.com
+ * @param string the cookie path
+ * @param string the cookie prefix
+ * @param bool true makes the cookie secure
+ * @param bool true makes the cookie accessible via http(s) only (no javascript)
+ * @return void
+ */
public function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = FALSE, $httponly = FALSE)
{
if (is_array($name))
@@ -291,12 +297,12 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Fetch an item from the SERVER array
- *
- * @param string
- * @param bool
- * @return string
- */
+ * Fetch an item from the SERVER array
+ *
+ * @param string
+ * @param bool
+ * @return string
+ */
public function server($index = '', $xss_clean = FALSE)
{
return $this->_fetch_from_array($_SERVER, $index, $xss_clean);
@@ -305,10 +311,10 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Fetch the IP Address
- *
- * @return string
- */
+ * Fetch the IP Address
+ *
+ * @return string
+ */
public function ip_address()
{
if ($this->ip_address !== FALSE)
@@ -362,13 +368,13 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Validate IP Address
- *
- * Updated version suggested by Geert De Deckere
- *
- * @param string
- * @return bool
- */
+ * Validate IP Address
+ *
+ * Updated version suggested by Geert De Deckere
+ *
+ * @param string
+ * @return bool
+ */
public function valid_ip($ip)
{
return (bool) filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4);
@@ -377,10 +383,10 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * User Agent
- *
- * @return string
- */
+ * User Agent
+ *
+ * @return string
+ */
public function user_agent()
{
if ($this->user_agent !== FALSE)
@@ -394,24 +400,39 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Sanitize Globals
- *
- * This function does the following:
- *
- * - Unsets $_GET data (if query strings are not enabled)
- * - Unsets all globals if register_globals is enabled
- * - Standardizes newline characters to \n
- *
- * @return void
- */
+ * Sanitize Globals
+ *
+ * This function does the following:
+ *
+ * - Unsets $_GET data (if query strings are not enabled)
+ * - Unsets all globals if register_globals is enabled
+ * - Standardizes newline characters to \n
+ *
+ * @return void
+ */
protected function _sanitize_globals()
{
// It would be "wrong" to unset any of these GLOBALS.
- $protected = array('_SERVER', '_GET', '_POST', '_FILES', '_REQUEST',
- '_SESSION', '_ENV', 'GLOBALS', 'HTTP_RAW_POST_DATA',
- 'system_folder', 'application_folder', 'BM', 'EXT',
- 'CFG', 'URI', 'RTR', 'OUT', 'IN'
- );
+ $protected = array(
+ '_SERVER',
+ '_GET',
+ '_POST',
+ '_FILES',
+ '_REQUEST',
+ '_SESSION',
+ '_ENV',
+ 'GLOBALS',
+ 'HTTP_RAW_POST_DATA',
+ 'system_folder',
+ 'application_folder',
+ 'BM',
+ 'EXT',
+ 'CFG',
+ 'URI',
+ 'RTR',
+ 'OUT',
+ 'IN'
+ );
// Unset globals for securiy.
// This is effectively the same as register_globals = off
@@ -493,14 +514,14 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Clean Input Data
- *
- * This is a helper function. It escapes data and
- * standardizes newline characters to \n
- *
- * @param string
- * @return string
- */
+ * Clean Input Data
+ *
+ * This is a helper function. It escapes data and
+ * standardizes newline characters to \n
+ *
+ * @param string
+ * @return string
+ */
protected function _clean_input_data($str)
{
if (is_array($str))
@@ -550,15 +571,15 @@ class CI_Input {
// --------------------------------------------------------------------
/**
- * Clean Keys
- *
- * This is a helper function. To prevent malicious users
- * from trying to exploit keys we make sure that keys are
- * only named with alpha-numeric text and a few other items.
- *
- * @param string
- * @return string
- */
+ * Clean Keys
+ *
+ * This is a helper function. To prevent malicious users
+ * from trying to exploit keys we make sure that keys are
+ * only named with alpha-numeric text and a few other items.
+ *
+ * @param string
+ * @return string
+ */
protected function _clean_input_keys($str)
{
if ( ! preg_match('/^[a-z0-9:_\/-]+$/i', $str))
@@ -695,4 +716,4 @@ class CI_Input {
}
/* End of file Input.php */
-/* Location: ./system/core/Input.php */
+/* Location: ./system/core/Input.php */ \ No newline at end of file