diff options
| -rw-r--r-- | system/core/Input.php | 74 | ||||
| -rw-r--r-- | system/helpers/form_helper.php | 44 | ||||
| -rw-r--r-- | system/libraries/Form_validation.php | 15 | ||||
| -rw-r--r-- | user_guide_src/source/changelog.rst | 2 |
4 files changed, 114 insertions, 21 deletions
diff --git a/system/core/Input.php b/system/core/Input.php index 8d491e055..ffe7b4d27 100644 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -149,21 +149,59 @@ class CI_Input { * @param array &$array $_GET, $_POST, $_COOKIE, $_SERVER, etc. * @param string $index Index for item to be fetched from $array * @param bool $xss_clean Whether to apply XSS filtering + * @param bool $recurse Whether to recurse into arrays via nested keys * @return mixed */ - protected function _fetch_from_array(&$array, $index = '', $xss_clean = FALSE) + protected function _fetch_from_array(&$array, $index = '', $xss_clean = FALSE, $recurse = FALSE) { - if ( ! isset($array[$index])) + $value = NULL; + + if (isset($array[$index])) { - return NULL; + $value = $array[$index]; + } + else if($recurse) + { + // We couldn't find the $field as a simple key, so try the nested notation + $key = $index; + $container = $array; + + // Test if the $index is an array name, and try to obtain the final index + if (preg_match_all('/\[(.*?)\]/', $index, $matches)) + { + sscanf($index, '%[^[][', $key); + for ($i = 0, $c = count($matches[0]); $i < $c; $i++) + { + if($matches[1][$i] === '') // The array notation will return the value as array + { + break; + } + if (isset($container[$key])) + { + $container = $container[$key]; + $key = $matches[1][$i]; + } + else + { + $container = array(); + break; + } + } + + // Check if the deepest container has the field + if(isset($container[$key])) + { + $value = $container[$key]; + } + } } if ($xss_clean === TRUE) { - return $this->security->xss_clean($array[$index]); + return $this->security->xss_clean($value); } - return $array[$index]; + return $value; } // -------------------------------------------------------------------- @@ -173,9 +211,10 @@ class CI_Input { * * @param string $index Index for item to be fetched from $_GET * @param bool $xss_clean Whether to apply XSS filtering + * @param bool $recurse Whether to recurse into arrays via nested keys * @return mixed */ - public function get($index = NULL, $xss_clean = FALSE) + public function get($index = NULL, $xss_clean = FALSE, $recurse = FALSE) { // Check if a field has been provided if ($index === NULL) @@ -190,12 +229,12 @@ class CI_Input { // loop through the full _GET array foreach (array_keys($_GET) as $key) { - $get[$key] = $this->_fetch_from_array($_GET, $key, $xss_clean); + $get[$key] = $this->_fetch_from_array($_GET, $key, $xss_clean, $recurse); } return $get; } - return $this->_fetch_from_array($_GET, $index, $xss_clean); + return $this->_fetch_from_array($_GET, $index, $xss_clean, $recurse); } // -------------------------------------------------------------------- @@ -205,9 +244,10 @@ class CI_Input { * * @param string $index Index for item to be fetched from $_POST * @param bool $xss_clean Whether to apply XSS filtering + * @param bool $recurse Whether to recurse into arrays via nested keys * @return mixed */ - public function post($index = NULL, $xss_clean = FALSE) + public function post($index = NULL, $xss_clean = FALSE, $recurse = FALSE) { // Check if a field has been provided if ($index === NULL) @@ -222,12 +262,12 @@ class CI_Input { // Loop through the full _POST array and return it foreach (array_keys($_POST) as $key) { - $post[$key] = $this->_fetch_from_array($_POST, $key, $xss_clean); + $post[$key] = $this->_fetch_from_array($_POST, $key, $xss_clean, $recurse); } return $post; } - return $this->_fetch_from_array($_POST, $index, $xss_clean); + return $this->_fetch_from_array($_POST, $index, $xss_clean, $recurse); } // -------------------------------------------------------------------- @@ -237,13 +277,14 @@ class CI_Input { * * @param string $index Index for item to be fetched from $_POST or $_GET * @param bool $xss_clean Whether to apply XSS filtering + * @param bool $recurse Whether to recurse into arrays via nested keys * @return mixed */ - public function get_post($index = '', $xss_clean = FALSE) + public function get_post($index = '', $xss_clean = FALSE, $recurse = FALSE) { return isset($_POST[$index]) - ? $this->post($index, $xss_clean) - : $this->get($index, $xss_clean); + ? $this->post($index, $xss_clean, $recurse) + : $this->get($index, $xss_clean, $recurse); } // -------------------------------------------------------------------- @@ -253,11 +294,12 @@ class CI_Input { * * @param string $index Index for item to be fetched from $_COOKIE * @param bool $xss_clean Whether to apply XSS filtering + * @param bool $recurse Whether to recurse into arrays via nested keys * @return mixed */ - public function cookie($index = '', $xss_clean = FALSE) + public function cookie($index = '', $xss_clean = FALSE, $recurse = FALSE) { - return $this->_fetch_from_array($_COOKIE, $index, $xss_clean); + return $this->_fetch_from_array($_COOKIE, $index, $xss_clean, $recurse); } // -------------------------------------------------------------------- diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index 692909c79..d2c22b05c 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -642,14 +642,17 @@ if ( ! function_exists('set_value')) */ function set_value($field = '', $default = '', $is_textarea = FALSE) { - if (FALSE === ($OBJ =& _get_validation_object())) + if (FALSE !== ($OBJ =& _get_validation_object()) && $OBJ->has_rule($field)) + { + return form_prep($OBJ->set_value($field, $default), $is_textarea); + } + + if (FALSE !== ($OBJ =& _get_input_object()) && ($value = $OBJ->post($field, FALSE, TRUE))) { - return isset($_POST[$field]) - ? form_prep($_POST[$field], $is_textarea) - : form_prep($default, $is_textarea); + return form_prep($value, $is_textarea); } - return form_prep($OBJ->set_value($field, $default), $is_textarea); + return form_prep($default, $is_textarea); } } @@ -1004,5 +1007,36 @@ if ( ! function_exists('_get_validation_object')) } } +// ------------------------------------------------------------------------ + +if ( ! function_exists('_get_input_object')) +{ + /** + * Input Object + * + * Fetches the input object + * + * @return mixed + */ + function &_get_input_object() + { + $CI =& get_instance(); + + // We set this as a variable since we're returning by reference. + $return = FALSE; + + if ( ! isset($CI->input) OR ! is_object($CI->input)) + { + return $return; + } + else + { + $return = $CI->input; + } + + return $return; + } +} + /* End of file form_helper.php */ /* Location: ./system/helpers/form_helper.php */
\ No newline at end of file diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 172e799f6..1ed50844c 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -836,6 +836,21 @@ class CI_Form_validation { // -------------------------------------------------------------------- /** + * Checks if the rule is present within the validator + * + * Permits you to check if a rule is present within the validator + * + * @param string the field name + * @return bool + */ + public function has_rule($field) + { + return isset($this->_field_data[$field]); + } + + // -------------------------------------------------------------------- + + /** * Get the value from a form * * Permits you to repopulate a form field with the value it was submitted diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst index a9c420af1..33fc8fa9e 100644 --- a/user_guide_src/source/changelog.rst +++ b/user_guide_src/source/changelog.rst @@ -304,6 +304,7 @@ Release Date: Not Released - Changed method ``valid_ip()`` to use PHP's native ``filter_var()`` function. - Changed internal method ``_sanitize_globals()`` to skip enforcing reversal of *register_globals* in PHP 5.4+, where this functionality no longer exists. - Changed methods ``get()``, ``post()``, ``get_post()``, ``cookie()``, ``server()``, ``user_agent()`` to return NULL instead of FALSE when no value is found. + - Added provision for using array notation for keys. - :doc:`Common functions <general/common_functions>` changes include: - Added function :php:func:`get_mimes()` to return the *application/config/mimes.php* array. - Added support for HTTP code 303 ("See Other") in :php:func:`set_status_header()`. @@ -489,6 +490,7 @@ Bug fixes for 3.0 - Fixed a bug (#2234) - :doc:`Query Builder <database/query_builder>` didn't reset JOIN cache for write-type queries. - Fixed a bug (#2298) - :doc:`Database Results <database/results>` method `next_row()` kept returning the last row, allowing for infinite loops. - Fixed a bug (#2289) - :doc:`Email Library <libraries/email>` method `_smtp_authenticate()` returned prematurely from authentication due to opposite condition check. +- Fixed a bug (#2236) - :doc:`Form Helper <helpers/form_helper>` function ``set_value()`` didn't parse array notation for keys if the rule was not present in the :doc:`Form Validation Library <libraries/form_validation>`. Version 2.1.3 ============= |