diff options
Diffstat (limited to 'system/libraries/Form_validation.php')
| -rw-r--r-- | system/libraries/Form_validation.php | 119 |
1 files changed, 106 insertions, 13 deletions
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 2ee734ae6..cdb3d3d62 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -47,10 +47,8 @@ class CI_Form_validation { protected $_error_suffix = '</p>'; protected $error_string = ''; protected $_safe_form_data = FALSE; + protected $validation_data = array(); - /** - * Constructor - */ public function __construct($rules = array()) { $this->CI =& get_instance(); @@ -85,7 +83,8 @@ class CI_Form_validation { public function set_rules($field, $label = '', $rules = '') { // No reason to set rules if we have no POST data - if (count($_POST) === 0) + // or a validation array has not been specified + if (count($_POST) === 0 && count($this->validation_data) === 0) { return $this; } @@ -162,10 +161,33 @@ class CI_Form_validation { // -------------------------------------------------------------------- /** + * By default, form validation uses the $_POST array to validate + * + * If an array is set through this method, then this array will + * be used instead of the $_POST array + * + * Note that if you are validating multiple arrays, then the + * reset_validation() function should be called after validating + * each array due to the limitations of CI's singleton + * + * @param array $data + * @return void + */ + public function set_data($data = '') + { + if ( ! empty($data) && is_array($data)) + { + $this->validation_data = $data; + } + } + + // -------------------------------------------------------------------- + + /** * Set Error Message * * Lets users set their own error messages on the fly. Note: The key - * name has to match the function name that it corresponds to. + * name has to match the function name that it corresponds to. * * @param string * @param string @@ -235,6 +257,20 @@ class CI_Form_validation { // -------------------------------------------------------------------- /** + * Get Array of Error Messages + * + * Returns the error messages as an array + * + * @return array + */ + public function error_array() + { + return $this->_error_array; + } + + // -------------------------------------------------------------------- + + /** * Error String * * Returns the error messages as a string, wrapped in the error delimiters @@ -286,7 +322,8 @@ class CI_Form_validation { public function run($group = '') { // Do we even have any data to process? Mm? - if (count($_POST) === 0) + $validation_array = ( ! empty($this->validation_data)) ? $this->validation_data : $_POST; + if (count($validation_array) === 0) { return FALSE; } @@ -328,18 +365,18 @@ class CI_Form_validation { // corresponding $_POST item and test for errors foreach ($this->_field_data as $field => $row) { - // Fetch the data from the corresponding $_POST array and cache it in the _field_data array. + // Fetch the data from the corresponding $_POST or validation array and cache it in the _field_data array. // Depending on whether the field name is an array or a string will determine where we get it from. if ($row['is_array'] === TRUE) { - $this->_field_data[$field]['postdata'] = $this->_reduce_array($_POST, $row['keys']); + $this->_field_data[$field]['postdata'] = $this->_reduce_array($validation_array, $row['keys']); } else { - if (isset($_POST[$field]) AND $_POST[$field] != "") + if (isset($validation_array[$field]) AND $validation_array[$field] != "") { - $this->_field_data[$field]['postdata'] = $_POST[$field]; + $this->_field_data[$field]['postdata'] = $validation_array[$field]; } } @@ -853,12 +890,13 @@ class CI_Form_validation { */ public function matches($str, $field) { - if ( ! isset($_POST[$field])) + $validation_array = ( ! empty($this->validation_data)) ? $this->validation_data : $_POST; + if ( ! isset($validation_array[$field])) { return FALSE; } - return ($str === $_POST[$field]); + return ($str === $validation_array[$field]); } // -------------------------------------------------------------------- @@ -1103,7 +1141,7 @@ class CI_Form_validation { // -------------------------------------------------------------------- /** - * Greather than + * Greater than * * @param string * @return bool @@ -1118,6 +1156,24 @@ class CI_Form_validation { } // -------------------------------------------------------------------- + + /** + * Equal to or Greater than + * + * @access public + * @param string + * @return bool + */ + function greater_than_equal_to($str, $min) + { + if ( ! is_numeric($str)) + { + return FALSE; + } + return $str >= $min; + } + + // -------------------------------------------------------------------- /** * Less than @@ -1137,6 +1193,24 @@ class CI_Form_validation { // -------------------------------------------------------------------- /** + * Equal to or Less than + * + * @access public + * @param string + * @return bool + */ + function less_than_equal_to($str, $max) + { + if ( ! is_numeric($str)) + { + return FALSE; + } + return $str <= $max; + } + + // -------------------------------------------------------------------- + + /** * Is a Natural number (0,1,2,3, etc.) * * @param string @@ -1269,6 +1343,25 @@ class CI_Form_validation { return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('<?php', '<?PHP', '<?', '?>'), $str); } + // -------------------------------------------------------------------- + + /** + * Reset validation vars + * + * Prevents subsequent validation routines from being affected by the + * results of any previous validation routine due to the CI singleton. + * + * @return void + */ + public function reset_validation() + { + $this->_field_data = array(); + $this->_config_rules = array(); + $this->_error_array = array(); + $this->_error_messages = array(); + $this->error_string = ''; + } + } /* End of file Form_validation.php */ |