diff options
Diffstat (limited to 'system/libraries/Form_validation.php')
| -rw-r--r-- | system/libraries/Form_validation.php | 120 |
1 files changed, 81 insertions, 39 deletions
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 3ee3cf9df..eb6031697 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 +161,29 @@ 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 + * + * @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 +253,20 @@ class CI_Form_validation { // -------------------------------------------------------------------- /** + * Get Array of Error Messages + * + * Returns the error messages as an array + * + * @return array + */ + public function error_array() + { + return $this->_error_array; + } + + // -------------------------------------------------------------------- + + /** * Error String * * Returns the error messages as a string, wrapped in the error delimiters @@ -286,11 +318,15 @@ class CI_Form_validation { public function run($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; } + // Clear any previous validation data + $this->_reset_validation(); + // Does the _field_data array containing the validation rules exist? // If not, we look to see if they were assigned via a config file if (count($this->_field_data) === 0) @@ -328,18 +364,18 @@ 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]; } } @@ -703,11 +739,11 @@ class CI_Form_validation { * * @param string the field name * @param string - * @return void + * @return string */ public function set_value($field = '', $default = '') { - if ( ! isset($this->_field_data[$field])) + if ( ! isset($this->_field_data[$field], $this->_field_data[$field]['postdata'])) { return $default; } @@ -736,13 +772,9 @@ class CI_Form_validation { */ public function set_select($field = '', $value = '', $default = FALSE) { - if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata'])) + if ( ! isset($this->_field_data[$field], $this->_field_data[$field]['postdata'])) { - if ($default === TRUE AND count($this->_field_data) === 0) - { - return ' selected="selected"'; - } - return ''; + return ($default === TRUE && count($this->_field_data) === 0) ? ' selected="selected"' : ''; } $field = $this->_field_data[$field]['postdata']; @@ -754,12 +786,9 @@ class CI_Form_validation { return ''; } } - else + elseif (($field == '' OR $value == '') OR ($field != $value)) { - if (($field == '' OR $value == '') OR ($field != $value)) - { - return ''; - } + return ''; } return ' selected="selected"'; @@ -779,13 +808,9 @@ class CI_Form_validation { */ public function set_radio($field = '', $value = '', $default = FALSE) { - if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata'])) + if ( ! isset($this->_field_data[$field], $this->_field_data[$field]['postdata'])) { - if ($default === TRUE AND count($this->_field_data) === 0) - { - return ' checked="checked"'; - } - return ''; + return ($default === TRUE && count($this->_field_data) === 0) ? ' checked="checked"' : ''; } $field = $this->_field_data[$field]['postdata']; @@ -864,14 +889,13 @@ 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; } - $field = $_POST[$field]; - - return ($str === $field); + return ($str === $validation_array[$field]); } // -------------------------------------------------------------------- @@ -908,7 +932,7 @@ class CI_Form_validation { */ public function min_length($str, $val) { - if (preg_match("/[^0-9]/", $val)) + if (preg_match('/[^0-9]/', $val)) { return FALSE; } @@ -932,7 +956,7 @@ class CI_Form_validation { */ public function max_length($str, $val) { - if (preg_match("/[^0-9]/", $val)) + if (preg_match('/[^0-9]/', $val)) { return FALSE; } @@ -956,7 +980,7 @@ class CI_Form_validation { */ public function exact_length($str, $val) { - if (preg_match("/[^0-9]/", $val)) + if (preg_match('/[^0-9]/', $val)) { return FALSE; } @@ -1206,7 +1230,7 @@ class CI_Form_validation { */ public function is_natural_no_zero($str) { - return ($str != 0 AND preg_match('/^[0-9]+$/', $str)); + return ($str != 0 && preg_match('/^[0-9]+$/', $str)); } // -------------------------------------------------------------------- @@ -1253,7 +1277,7 @@ class CI_Form_validation { return $data; } - return str_replace(array("'", '"', '<', '>'), array("'", """, '<', '>'), stripslashes($data)); + return str_replace(array("'", '"', '<', '>'), array(''', '"', '<', '>'), stripslashes($data)); } // -------------------------------------------------------------------- @@ -1318,8 +1342,26 @@ 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 + */ + protected function _reset_validation() + { + $this->_field_data = array(); + $this->_config_rules = array(); + $this->_error_array = array(); + $this->_error_messages = array(); + $this->error_string = ''; + } + } -// END Form Validation Class /* End of file Form_validation.php */ /* Location: ./system/libraries/Form_validation.php */ |