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-rw-r--r--system/libraries/Form_validation.php148
1 files changed, 71 insertions, 77 deletions
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 1b7bbb96c..043a97c6d 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -105,13 +105,6 @@ class CI_Form_validation {
protected $error_string = '';
/**
- * Whether the form data has been validated as safe
- *
- * @var bool
- */
- protected $_safe_form_data = FALSE;
-
- /**
* Custom data to validate
*
* @var array
@@ -164,7 +157,7 @@ class CI_Form_validation {
* @param array $errors
* @return CI_Form_validation
*/
- public function set_rules($field, $label = '', $rules = array(), $errors = array())
+ public function set_rules($field, $label = null, $rules = null, $errors = array())
{
// No reason to set rules if we have no POST data
// or a validation array has not been specified
@@ -197,18 +190,22 @@ class CI_Form_validation {
return $this;
}
+ elseif ( ! isset($rules))
+ {
+ throw new BadMethodCallException('Form_validation: set_rules() called without a $rules parameter');
+ }
// No fields or no rules? Nothing to do...
if ( ! is_string($field) OR $field === '' OR empty($rules))
{
- return $this;
+ throw new RuntimeException('Form_validation: set_rules() called with an empty $rules parameter');
}
elseif ( ! is_array($rules))
{
// BC: Convert pipe-separated rules string to an array
if ( ! is_string($rules))
{
- return $this;
+ throw new InvalidArgumentException('Form_validation: set_rules() expect $rules to be string or array; '.gettype($rules).' given');
}
$rules = preg_split('/\|(?![^\[]*\])/', $rules);
@@ -410,10 +407,11 @@ class CI_Form_validation {
*
* This function does all the work.
*
- * @param string $group
+ * @param string $config
+ * @param array $data
* @return bool
*/
- public function run($group = '')
+ public function run($config = NULL, &$data = NULL)
{
$validation_array = empty($this->validation_data)
? $_POST
@@ -424,19 +422,19 @@ class CI_Form_validation {
if (count($this->_field_data) === 0)
{
// No validation rules? We're done...
- if (count($this->_config_rules) === 0)
+ if (empty($this->_config_rules))
{
return FALSE;
}
- if (empty($group))
+ if (empty($config))
{
// Is there a validation rule for the particular URI being accessed?
- $group = trim($this->CI->uri->ruri_string(), '/');
- isset($this->_config_rules[$group]) OR $group = $this->CI->router->class.'/'.$this->CI->router->method;
+ $config = trim($this->CI->uri->ruri_string(), '/');
+ isset($this->_config_rules[$config]) OR $config = $this->CI->router->class.'/'.$this->CI->router->method;
}
- $this->set_rules(isset($this->_config_rules[$group]) ? $this->_config_rules[$group] : $this->_config_rules);
+ $this->set_rules(isset($this->_config_rules[$config]) ? $this->_config_rules[$config] : $this->_config_rules);
// Were we able to set the rules correctly?
if (count($this->_field_data) === 0)
@@ -478,17 +476,22 @@ class CI_Form_validation {
$this->_execute($row, $row['rules'], $row['postdata']);
}
- // Did we end up with any errors?
- $total_errors = count($this->_error_array);
- if ($total_errors > 0)
+ if ( ! empty($this->_error_array))
{
- $this->_safe_form_data = TRUE;
+ return FALSE;
}
- // Now we need to re-set the POST data with the new, processed data
- empty($this->validation_data) && $this->_reset_post_array();
+ // Fill $data if requested, otherwise modify $_POST, as long as
+ // set_data() wasn't used (yea, I know it sounds confusing)
+ if (func_num_args() >= 2)
+ {
+ $data = empty($this->validation_data) ? $_POST : $this->validation_data;
+ $this->_reset_data_array($data);
+ return TRUE;
+ }
- return ($total_errors === 0);
+ empty($this->validation_data) && $this->_reset_data_array($_POST);
+ return TRUE;
}
// --------------------------------------------------------------------
@@ -576,7 +579,7 @@ class CI_Form_validation {
*
* @return void
*/
- protected function _reset_post_array()
+ protected function _reset_data_array(&$data)
{
foreach ($this->_field_data as $field => $row)
{
@@ -584,27 +587,26 @@ class CI_Form_validation {
{
if ($row['is_array'] === FALSE)
{
- isset($_POST[$field]) && $_POST[$field] = is_array($row['postdata']) ? NULL : $row['postdata'];
+ isset($data[$field]) && $data[$field] = is_array($row['postdata']) ? NULL : $row['postdata'];
}
else
{
- // start with a reference
- $post_ref =& $_POST;
+ $data_ref =& $data;
// before we assign values, make a reference to the right POST key
if (count($row['keys']) === 1)
{
- $post_ref =& $post_ref[current($row['keys'])];
+ $data_ref =& $data[current($row['keys'])];
}
else
{
foreach ($row['keys'] as $val)
{
- $post_ref =& $post_ref[$val];
+ $data_ref =& $data_ref[$val];
}
}
- $post_ref = $row['postdata'];
+ $data_ref = $row['postdata'];
}
}
}
@@ -623,11 +625,13 @@ class CI_Form_validation {
*/
protected function _execute($row, $rules, $postdata = NULL, $cycles = 0)
{
+ $allow_arrays = in_array('is_array', $rules, TRUE);
+
// If the $_POST data is an array we will run a recursive call
//
// Note: We MUST check if the array is empty or not!
// Otherwise empty arrays will always pass validation.
- if (is_array($postdata) && ! empty($postdata))
+ if ($allow_arrays === FALSE && is_array($postdata) && ! empty($postdata))
{
foreach ($postdata as $key => $val)
{
@@ -656,14 +660,16 @@ class CI_Form_validation {
$postdata = $this->_field_data[$row['field']]['postdata'][$cycles];
$_in_array = TRUE;
}
+ // If we get an array field, but it's not expected - then it is most likely
+ // somebody messing with the form on the client side, so we'll just consider
+ // it an empty field
+ elseif ($allow_arrays === FALSE && is_array($this->_field_data[$row['field']]['postdata']))
+ {
+ $postdata = NULL;
+ }
else
{
- // If we get an array field, but it's not expected - then it is most likely
- // somebody messing with the form on the client side, so we'll just consider
- // it an empty field
- $postdata = is_array($this->_field_data[$row['field']]['postdata'])
- ? NULL
- : $this->_field_data[$row['field']]['postdata'];
+ $postdata = $this->_field_data[$row['field']]['postdata'];
}
// Is the rule a callback?
@@ -698,7 +704,7 @@ class CI_Form_validation {
// Ignore empty, non-required inputs with a few exceptions ...
if (
- ($postdata === NULL OR $postdata === '')
+ ($postdata === NULL OR ($allow_arrays === FALSE && $postdata === ''))
&& $callback === FALSE
&& $callable === FALSE
&& ! in_array($rule, array('required', 'isset', 'matches'), TRUE)
@@ -1294,6 +1300,31 @@ class CI_Form_validation {
// --------------------------------------------------------------------
/**
+ * Validate MAC address
+ *
+ * @param string $mac
+ * @return bool
+ */
+ public function valid_mac($mac)
+ {
+ if ( ! is_php('5.5'))
+ {
+ // Most common format, with either dash or colon delimiters
+ if (preg_match('#\A[0-9a-f]{2}(?<delimiter>[:-])([0-9a-f]{2}(?P=delimiter)){4}[0-9a-f]{2}\z#i', $mac))
+ {
+ return TRUE;
+ }
+
+ // The less common format; e.g. 0123.4567.89ab
+ return (bool) preg_match('#((\A|\.)[0-9a-f]{4}){3}\z#i', $mac);
+ }
+
+ return (bool) filter_var($mac, FILTER_VALIDATE_MAC);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* Alpha
*
* @param string
@@ -1498,38 +1529,6 @@ class CI_Form_validation {
// --------------------------------------------------------------------
/**
- * Prep data for form
- *
- * This function allows HTML to be safely shown in a form.
- * Special characters are converted.
- *
- * @deprecated 3.0.6 Not used anywhere within the framework and pretty much useless
- * @param mixed $data Input data
- * @return mixed
- */
- public function prep_for_form($data)
- {
- if ($this->_safe_form_data === FALSE OR empty($data))
- {
- return $data;
- }
-
- if (is_array($data))
- {
- foreach ($data as $key => $val)
- {
- $data[$key] = $this->prep_for_form($val);
- }
-
- return $data;
- }
-
- return str_replace(array("'", '"', '<', '>'), array('&#39;', '&quot;', '&lt;', '&gt;'), stripslashes($data));
- }
-
- // --------------------------------------------------------------------
-
- /**
* Prep URL
*
* @param string
@@ -1537,12 +1536,7 @@ class CI_Form_validation {
*/
public function prep_url($str = '')
{
- if ($str === 'http://' OR $str === '')
- {
- return '';
- }
-
- if (strpos($str, 'http://') !== 0 && strpos($str, 'https://') !== 0)
+ if ($str !== '' && stripos($str, 'http://') !== 0 && stripos($str, 'https://') !== 0)
{
return 'http://'.$str;
}