tnhfw / tnh-fw

core/libraries/FormValidation.php

Indentation +875 added lines, -875 removed lines

@@ -1,917 +1,917 @@
 <?php
-    defined('ROOT_PATH') || exit('Access denied');
-    /**
-     * TNH Framework
-     *
-     * A simple PHP framework using HMVC architecture
-     *
-     * This content is released under the GNU GPL License (GPL)
-     *
-     * Copyright (C) 2017 Tony NGUEREZA
-     *
-     * This program is free software; you can redistribute it and/or
-     * modify it under the terms of the GNU General Public License
-     * as published by the Free Software Foundation; either version 3
-     * of the License, or (at your option) any later version.
-     *
-     * This program is distributed in the hope that it will be useful,
-     * but WITHOUT ANY WARRANTY; without even the implied warranty of
-     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-     * GNU General Public License for more details.
-     *
-     * You should have received a copy of the GNU General Public License
-     * along with this program; if not, write to the Free Software
-     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-    */
-
-
-     class FormValidation{
+	defined('ROOT_PATH') || exit('Access denied');
+	/**
+	 * TNH Framework
+	 *
+	 * A simple PHP framework using HMVC architecture
+	 *
+	 * This content is released under the GNU GPL License (GPL)
+	 *
+	 * Copyright (C) 2017 Tony NGUEREZA
+	 *
+	 * This program is free software; you can redistribute it and/or
+	 * modify it under the terms of the GNU General Public License
+	 * as published by the Free Software Foundation; either version 3
+	 * of the License, or (at your option) any later version.
+	 *
+	 * This program is distributed in the hope that it will be useful,
+	 * but WITHOUT ANY WARRANTY; without even the implied warranty of
+	 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	 * GNU General Public License for more details.
+	 *
+	 * You should have received a copy of the GNU General Public License
+	 * along with this program; if not, write to the Free Software
+	 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+	 */
+
+
+	 class FormValidation{
 		 
-        /**
-         * The form validation status
-         * @var boolean
-         */
-        protected $_success  = false;
-
-        /**
-         * The list of errors messages
-         * @var array
-         */
-        protected $_errorsMessages = array();
+		/**
+		 * The form validation status
+		 * @var boolean
+		 */
+		protected $_success  = false;
+
+		/**
+		 * The list of errors messages
+		 * @var array
+		 */
+		protected $_errorsMessages = array();
         
-        // Array of rule sets, fieldName => PIPE seperated ruleString
-        protected $_rules             = array();
+		// Array of rule sets, fieldName => PIPE seperated ruleString
+		protected $_rules             = array();
         
-        // Array of errors, niceName => Error Message
-        protected $_errors             = array();
+		// Array of errors, niceName => Error Message
+		protected $_errors             = array();
         
-        // Array of post Key => Nice name labels
-        protected $_labels          = array();
+		// Array of post Key => Nice name labels
+		protected $_labels          = array();
         
-        /**
-         * The errors delimiters
-         * @var array
-         */
-        protected $_allErrorsDelimiter   = array('<div class="error">', '</div>');
-
-        /**
-         * The each error delimiter
-         * @var array
-         */
-        protected $_eachErrorDelimiter   = array('<p class="error">', '</p>');
+		/**
+		 * The errors delimiters
+		 * @var array
+		 */
+		protected $_allErrorsDelimiter   = array('<div class="error">', '</div>');
+
+		/**
+		 * The each error delimiter
+		 * @var array
+		 */
+		protected $_eachErrorDelimiter   = array('<p class="error">', '</p>');
         
 		/**
-         * Indicated if need force the validation to be failed
-         * @var boolean
-         */
-        protected $_forceFail            = false;
-
-        /**
-         * The list of the error messages overrides by the original
-         * @var array
-         */
-        protected $_errorPhraseOverrides = array();
-
-        /**
-         * The logger instance
-         * @var Log
-         */
-        private $logger;
-
-        /**
-         * The data to be validated, the default is to use $_POST
-         * @var array
-         */
-        private $data = array();
-
-        /**
-         * Whether to check the CSRF. This attribute is just a way to allow custom change of the 
+		 * Indicated if need force the validation to be failed
+		 * @var boolean
+		 */
+		protected $_forceFail            = false;
+
+		/**
+		 * The list of the error messages overrides by the original
+		 * @var array
+		 */
+		protected $_errorPhraseOverrides = array();
+
+		/**
+		 * The logger instance
+		 * @var Log
+		 */
+		private $logger;
+
+		/**
+		 * The data to be validated, the default is to use $_POST
+		 * @var array
+		 */
+		private $data = array();
+
+		/**
+		 * Whether to check the CSRF. This attribute is just a way to allow custom change of the 
 		 * CSRF global configuration
 		 *
-         * @var boolean
-         */
-        public $enableCsrfCheck = false;
-
-        /**
-         * Set all errors and rule sets empty, and sets success to false.
-         *
-         * @return void
-         */
-        public function __construct() {
-            $this->logger =& class_loader('Log', 'classes');
-            $this->logger->setLogger('Library::FormValidation');
+		 * @var boolean
+		 */
+		public $enableCsrfCheck = false;
+
+		/**
+		 * Set all errors and rule sets empty, and sets success to false.
+		 *
+		 * @return void
+		 */
+		public function __construct() {
+			$this->logger =& class_loader('Log', 'classes');
+			$this->logger->setLogger('Library::FormValidation');
            
 		   //Load form validation language message
-            Loader::lang('form_validation');
-            $obj = & get_instance();
-            $this->_errorsMessages  = array(
-                        'required'         => $obj->lang->get('fv_required'),
-                        'min_length'       => $obj->lang->get('fv_min_length'),
-                        'max_length'       => $obj->lang->get('fv_max_length'),
-                        'exact_length'     => $obj->lang->get('fv_exact_length'),
-                        'less_than'        => $obj->lang->get('fv_less_than'),
-                        'greater_than'     => $obj->lang->get('fv_greater_than'),
-                        'matches'          => $obj->lang->get('fv_matches'),
-                        'valid_email'      => $obj->lang->get('fv_valid_email'),
-                        'not_equal'        => array(
-                                                'post:key' => $obj->lang->get('fv_not_equal_post_key'),
-                                                'string'   => $obj->lang->get('fv_not_equal_string')
-                                            ),
-                        'depends'          => $obj->lang->get('fv_depends'),
-                        'is_unique'        => $obj->lang->get('fv_is_unique'),
-                        'is_unique_update' => $obj->lang->get('fv_is_unique_update'),
-                        'exists'           => $obj->lang->get('fv_exists'),
-                        'regex'            => $obj->lang->get('fv_regex'),
-                        'in_list'          => $obj->lang->get('fv_in_list'),
-                        'numeric'          => $obj->lang->get('fv_numeric'),
-                        'callback'         => $obj->lang->get('fv_callback'),
-                    );
-            $this->_resetValidation();
-            $this->setData($obj->request->post(null));
-        }
-
-        /**
-         * Reset the form validation instance
-         */
-        protected function _resetValidation() {
-            $this->_rules                = array();
-            $this->_labels               = array();
-            $this->_errorPhraseOverrides = array();
-            $this->_errors               = array();
-            $this->_success              = false;
-            $this->_forceFail            = false;
-            $this->data                  = array();
+			Loader::lang('form_validation');
+			$obj = & get_instance();
+			$this->_errorsMessages  = array(
+						'required'         => $obj->lang->get('fv_required'),
+						'min_length'       => $obj->lang->get('fv_min_length'),
+						'max_length'       => $obj->lang->get('fv_max_length'),
+						'exact_length'     => $obj->lang->get('fv_exact_length'),
+						'less_than'        => $obj->lang->get('fv_less_than'),
+						'greater_than'     => $obj->lang->get('fv_greater_than'),
+						'matches'          => $obj->lang->get('fv_matches'),
+						'valid_email'      => $obj->lang->get('fv_valid_email'),
+						'not_equal'        => array(
+												'post:key' => $obj->lang->get('fv_not_equal_post_key'),
+												'string'   => $obj->lang->get('fv_not_equal_string')
+											),
+						'depends'          => $obj->lang->get('fv_depends'),
+						'is_unique'        => $obj->lang->get('fv_is_unique'),
+						'is_unique_update' => $obj->lang->get('fv_is_unique_update'),
+						'exists'           => $obj->lang->get('fv_exists'),
+						'regex'            => $obj->lang->get('fv_regex'),
+						'in_list'          => $obj->lang->get('fv_in_list'),
+						'numeric'          => $obj->lang->get('fv_numeric'),
+						'callback'         => $obj->lang->get('fv_callback'),
+					);
+			$this->_resetValidation();
+			$this->setData($obj->request->post(null));
+		}
+
+		/**
+		 * Reset the form validation instance
+		 */
+		protected function _resetValidation() {
+			$this->_rules                = array();
+			$this->_labels               = array();
+			$this->_errorPhraseOverrides = array();
+			$this->_errors               = array();
+			$this->_success              = false;
+			$this->_forceFail            = false;
+			$this->data                  = array();
 			$this->enableCsrfCheck       = false;
-        }
+		}
 
-        /**
-         * Set the form validation data
-         * @param array $data the values to be validated
+		/**
+		 * Set the form validation data
+		 * @param array $data the values to be validated
 		 *
-         * @return FormValidation Current instance of object.
-         */
-        public function setData(array $data){
-            $this->logger->debug('Setting the form validation data, the values are: ' . stringfy_vars($data));
-            $this->data = $data;
+		 * @return FormValidation Current instance of object.
+		 */
+		public function setData(array $data){
+			$this->logger->debug('Setting the form validation data, the values are: ' . stringfy_vars($data));
+			$this->data = $data;
 			return $this;
-        }
-
-        /**
-         * Get the form validation data
-         * @return array the form validation data to be validated
-         */
-        public function getData(){
-            return $this->data;
-        }
-
-		/**
-		* Get the validation function name to validate a rule
-		*
-		* @return string the function name
-		*/
-        protected function _toCallCase($funcName, $prefix='_validate') {
-            $funcName = strtolower($funcName);
-            $finalFuncName = $prefix;
-            foreach (explode('_', $funcName) as $funcNamePart) {
-                $finalFuncName .= strtoupper($funcNamePart[0]) . substr($funcNamePart, 1);
-            }
-            return $finalFuncName;
-        }
-
-        /**
-         * Returns the boolean of the data status success. It goes by the simple
-         *
-         * @return boolean Whether or not the data validation has succeeded
-         */
-        public function isSuccess() {
-            return $this->_success;
-        }
-
-        /**
-         * Checks if the request method is POST or the Data to be validated is set
-         *
-         * @return boolean Whether or not the form has been submitted or the data is available for validation.
-         */
-        public function canDoValidation() {
-            return get_instance()->request->method() === 'POST' || ! empty($this->data);
-        }
-
-        /**
-         * Runs _run once POST data has been submitted or data is set manually.
-         *
-         * @return boolean
-         */
-        public function run() {
-            if ($this->canDoValidation()) {
-                $this->logger->info('The data to validate are listed below: ' . stringfy_vars($this->getData()));
-                $this->_run();
-            }
-            return $this->isSuccess();
-        }
-
-        /**
-         * Takes and trims each data, if it has any rules, we parse the rule string and run
-         * each rule against the data value. Sets _success to true if there are no errors
-         * afterwards.
-         */
-        protected function _run() {
-            if(get_instance()->request->method() == 'POST' || $this->enableCsrfCheck){
-                $this->logger->debug('Check if CSRF is enabled in configuration');
-                //first check for CSRF
-                if( get_config('csrf_enable', false) || $this->enableCsrfCheck){
-                     $this->logger->info('Check the CSRF value if is valid');
-                    if(! Security::validateCSRF()){
-                        show_error('Invalide data, Cross Site Request Forgery do his job, the data to validate is corrupted.');
-                    }
-                }
-                else{
-                    $this->logger->info('CSRF is not enabled in configuration or not set manully, no need to check it');
-                }
-            }
-            /////////////////////////////////////////////
-            $this->_forceFail = false;
-
-            foreach ($this->getData() as $inputName => $inputVal) {
-    			if(is_array($this->data[$inputName])){
-    				$this->data[$inputName] = array_map('trim', $this->data[$inputName]);
-    			}
-    			else{
-    				$this->data[$inputName] = trim($this->data[$inputName]);
-    			}
-
-                if (array_key_exists($inputName, $this->_rules)) {
-                    foreach ($this->_parseRuleString($this->_rules[$inputName]) as $eachRule) {
-                        $this->_validateRule($inputName, $this->data[$inputName], $eachRule);
-                    }
-                }
-            }
-
-            if (empty($this->_errors) && $this->_forceFail === false) {
-                $this->_success = true;
-            }
-        }
-
-        /**
-         * Adds a rule to a form data validation field.
-         *
-         * @param string $inputField Name of the field or the data key to add a rule to
-         * @param string $ruleSets PIPE seperated string of rules
-		 *
-         * @return FormValidation Current instance of object.
-         */
-        public function setRule($inputField, $inputLabel, $ruleSets) {
-            $this->_rules[$inputField] = $ruleSets;
-            $this->_labels[$inputField] = $inputLabel;
-            $this->logger->info('Set the field rule: name [' .$inputField. '], label [' .$inputLabel. '], rules [' .$ruleSets. ']');
-            return $this;
-        }
-
-        /**
-         * Takes an array of rules and uses setRule() to set them, accepts an array
-         * of rule names rather than a pipe-delimited string as well.
-         * @param array $ruleSets
+		}
+
+		/**
+		 * Get the form validation data
+		 * @return array the form validation data to be validated
+		 */
+		public function getData(){
+			return $this->data;
+		}
+
+		/**
+		 * Get the validation function name to validate a rule
+		 *
+		 * @return string the function name
+		 */
+		protected function _toCallCase($funcName, $prefix='_validate') {
+			$funcName = strtolower($funcName);
+			$finalFuncName = $prefix;
+			foreach (explode('_', $funcName) as $funcNamePart) {
+				$finalFuncName .= strtoupper($funcNamePart[0]) . substr($funcNamePart, 1);
+			}
+			return $finalFuncName;
+		}
+
+		/**
+		 * Returns the boolean of the data status success. It goes by the simple
+		 *
+		 * @return boolean Whether or not the data validation has succeeded
+		 */
+		public function isSuccess() {
+			return $this->_success;
+		}
+
+		/**
+		 * Checks if the request method is POST or the Data to be validated is set
+		 *
+		 * @return boolean Whether or not the form has been submitted or the data is available for validation.
+		 */
+		public function canDoValidation() {
+			return get_instance()->request->method() === 'POST' || ! empty($this->data);
+		}
+
+		/**
+		 * Runs _run once POST data has been submitted or data is set manually.
+		 *
+		 * @return boolean
+		 */
+		public function run() {
+			if ($this->canDoValidation()) {
+				$this->logger->info('The data to validate are listed below: ' . stringfy_vars($this->getData()));
+				$this->_run();
+			}
+			return $this->isSuccess();
+		}
+
+		/**
+		 * Takes and trims each data, if it has any rules, we parse the rule string and run
+		 * each rule against the data value. Sets _success to true if there are no errors
+		 * afterwards.
+		 */
+		protected function _run() {
+			if(get_instance()->request->method() == 'POST' || $this->enableCsrfCheck){
+				$this->logger->debug('Check if CSRF is enabled in configuration');
+				//first check for CSRF
+				if( get_config('csrf_enable', false) || $this->enableCsrfCheck){
+					 $this->logger->info('Check the CSRF value if is valid');
+					if(! Security::validateCSRF()){
+						show_error('Invalide data, Cross Site Request Forgery do his job, the data to validate is corrupted.');
+					}
+				}
+				else{
+					$this->logger->info('CSRF is not enabled in configuration or not set manully, no need to check it');
+				}
+			}
+			/////////////////////////////////////////////
+			$this->_forceFail = false;
+
+			foreach ($this->getData() as $inputName => $inputVal) {
+				if(is_array($this->data[$inputName])){
+					$this->data[$inputName] = array_map('trim', $this->data[$inputName]);
+				}
+				else{
+					$this->data[$inputName] = trim($this->data[$inputName]);
+				}
+
+				if (array_key_exists($inputName, $this->_rules)) {
+					foreach ($this->_parseRuleString($this->_rules[$inputName]) as $eachRule) {
+						$this->_validateRule($inputName, $this->data[$inputName], $eachRule);
+					}
+				}
+			}
+
+			if (empty($this->_errors) && $this->_forceFail === false) {
+				$this->_success = true;
+			}
+		}
+
+		/**
+		 * Adds a rule to a form data validation field.
+		 *
+		 * @param string $inputField Name of the field or the data key to add a rule to
+		 * @param string $ruleSets PIPE seperated string of rules
 		 *
 		 * @return FormValidation Current instance of object.
-         */
-        public function setRules(array $ruleSets) {
-            foreach ($ruleSets as $ruleSet) {
-                $pipeDelimitedRules = null;
-                if (is_array($ruleSet['rules'])) {
-                    $pipeDelimitedRules = implode('|', $ruleSet['rules']);
-                } else {
-                    $pipeDelimitedRules = $ruleSet['rules'];
-                }
-                $this->setRule($ruleSet['name'], $ruleSet['label'], $pipeDelimitedRules);
-            }
-            return $this;
-        }
-
-        /**
-         * This method creates the global errors delimiter, each argument occurs once, at the beginning, and
-         * end of the errors block respectively.
-         *
-         * @param string $start Before block of errors gets displayed, HTML allowed.
-         * @param string $end After the block of errors gets displayed, HTML allowed.
-         *
+		 */
+		public function setRule($inputField, $inputLabel, $ruleSets) {
+			$this->_rules[$inputField] = $ruleSets;
+			$this->_labels[$inputField] = $inputLabel;
+			$this->logger->info('Set the field rule: name [' .$inputField. '], label [' .$inputLabel. '], rules [' .$ruleSets. ']');
+			return $this;
+		}
+
+		/**
+		 * Takes an array of rules and uses setRule() to set them, accepts an array
+		 * of rule names rather than a pipe-delimited string as well.
+		 * @param array $ruleSets
+		 *
 		 * @return FormValidation Current instance of object.
-         */
-        public function setErrorsDelimiter($start, $end) {
-            $this->_allErrorsDelimiter[0] = $start;
-            $this->_allErrorsDelimiter[1] = $end;
-            return $this;
-        }
-
-        /**
-         * This is the individual error delimiter, each argument occurs once before and after
-         * each individual error listed.
-         *
-         * @param string $start Displayed before each error.
-         * @param string $end Displayed after each error.
-         * 
+		 */
+		public function setRules(array $ruleSets) {
+			foreach ($ruleSets as $ruleSet) {
+				$pipeDelimitedRules = null;
+				if (is_array($ruleSet['rules'])) {
+					$pipeDelimitedRules = implode('|', $ruleSet['rules']);
+				} else {
+					$pipeDelimitedRules = $ruleSet['rules'];
+				}
+				$this->setRule($ruleSet['name'], $ruleSet['label'], $pipeDelimitedRules);
+			}
+			return $this;
+		}
+
+		/**
+		 * This method creates the global errors delimiter, each argument occurs once, at the beginning, and
+		 * end of the errors block respectively.
+		 *
+		 * @param string $start Before block of errors gets displayed, HTML allowed.
+		 * @param string $end After the block of errors gets displayed, HTML allowed.
+		 *
 		 * @return FormValidation Current instance of object.
-         */
-        public function setErrorDelimiter($start, $end) {
-            $this->_eachErrorDelimiter[0] = $start;
-            $this->_eachErrorDelimiter[1] = $end;
-            return $this;
-        }
-
-		/**
-		* Get the each errors delimiters
-		*
-		* @return array
-		*/
-    	public function getErrorDelimiter() {
-            return $this->_eachErrorDelimiter;
-        }
-
-		/**
-		* Get the all errors delimiters
-		*
-		* @return array
-		*/
-    	public function getErrorsDelimiter() {
-            return $this->_allErrorsDelimiter;
-        }
-
-        /**
-         * This sets a custom error message that can override the default error phrase provided
-         * by FormValidation, it can be used in the format of setMessage('rule', 'error phrase')
-         * which will globally change the error phrase of that rule, or in the format of:
-         * setMessage('rule', 'fieldname', 'error phrase') - which will only change the error phrase for
-         * that rule, applied on that field.
-         *
-         * @return boolean True on success, false on failure.
-         */
-        public function setMessage() {
-            $numArgs = func_num_args();
-            switch ($numArgs) {
-                default:
-                    return false;
-                // A global rule error message
-                case 2:
-                    foreach ($this->post(null) as $key => $val) {
-                        $this->_errorPhraseOverrides[$key][func_get_arg(0)] = func_get_arg(1);
-                    }
-                    break;
-                // Field specific rule error message
-                case 3:
-                    $this->_errorPhraseOverrides[func_get_arg(1)][func_get_arg(0)] = func_get_arg(2);
-                    break;
-            }
-            return true;
-        }
-
-        /**
-         * Adds a custom error message in the errorSet array, that will
-         * forcibly display it.
-         *
-         * @param string $inputName The form input name or data key
-         * @param string $errorMessage Error to display
-		 *
-         * @return formValidation Current instance of the object
-         */
-        public function setCustomError($inputName, $errorMessage) {
-            $errorMessage = str_replace('%1', $this->_labels[$inputName], $errorMessage);
-            $this->_errors[$inputName] = $errorMessage;
-            return $this;
-        }
-
-        /**
-         * Allows for an accesor to any/all post values, if a value of null is passed as the key, it
-         * will recursively find all keys/values of the $_POST array or data array. It also automatically trims
-         * all values.
-         *
-         * @param string $key Key of $this->data to be found, pass null for all Key => Val pairs.
-         * @param boolean $trim Defaults to true, trims all $this->data values.
-         * @return string|array Array of post or data values if null is passed as key, string if only one key is desired.
-         */
-        public function post($key = null, $trim = true) {
-            $returnValue = null;
-            if (is_null($key)) {
-                $returnValue = array();
-                foreach ($this->getData()  as $key => $val) {
-                    $returnValue[$key] = $this->post($key, $trim);
-                }
-            } else {
-                $returnValue = (array_key_exists($key, $this->getData())) ? (($trim) ? trim($this->data[$key]) : $this->data[$key]) : null;
-            }
-            return $returnValue;
-        }
-
-        /**
-         * Gets all errors from errorSet and displays them, can be echo out from the
-         * function or just returned.
-         *
-         * @param boolean $limit number of error to display or return
-         * @param boolean $echo Whether or not the values are to be returned or displayed
-		 *
-         * @return string Errors formatted for output
-         */
-        public function displayErrors($limit = null, $echo = true) {
-            list($errorsStart, $errorsEnd) = $this->_allErrorsDelimiter;
-            list($errorStart, $errorEnd) = $this->_eachErrorDelimiter;
-            $errorOutput = $errorsStart;
-    		$i = 0;
-            if (!empty($this->_errors)) {
-                foreach ($this->_errors as $fieldName => $error) {
-        	    	if ($i === $limit) { 
-                        break; 
-                    }
-                    $errorOutput .= $errorStart;
-                    $errorOutput .= $error;
-                    $errorOutput .= $errorEnd;
-                    $i++;
-                }
-            }
-            $errorOutput .= $errorsEnd;
-            echo ($echo) ? $errorOutput : '';
-            return (! $echo) ? $errorOutput : null;
-        }
-
-        /**
-         * Returns raw array of errors in no format instead of displaying them
-         * formatted.
-         *
-         * @return array
-         */
-        public function returnErrors() {
-            return $this->_errors;
-        }
-
-        /**
-         * Breaks up a PIPE seperated string of rules, and puts them into an array.
-         *
-         * @param string $ruleString String to be parsed.
-		 *
-         * @return array Array of each value in original string.
-         */
-        protected function _parseRuleString($ruleString) {
-            $ruleSets = array();
-            /*
+		 */
+		public function setErrorsDelimiter($start, $end) {
+			$this->_allErrorsDelimiter[0] = $start;
+			$this->_allErrorsDelimiter[1] = $end;
+			return $this;
+		}
+
+		/**
+		 * This is the individual error delimiter, each argument occurs once before and after
+		 * each individual error listed.
+		 *
+		 * @param string $start Displayed before each error.
+		 * @param string $end Displayed after each error.
+		 * 
+		 * @return FormValidation Current instance of object.
+		 */
+		public function setErrorDelimiter($start, $end) {
+			$this->_eachErrorDelimiter[0] = $start;
+			$this->_eachErrorDelimiter[1] = $end;
+			return $this;
+		}
+
+		/**
+		 * Get the each errors delimiters
+		 *
+		 * @return array
+		 */
+		public function getErrorDelimiter() {
+			return $this->_eachErrorDelimiter;
+		}
+
+		/**
+		 * Get the all errors delimiters
+		 *
+		 * @return array
+		 */
+		public function getErrorsDelimiter() {
+			return $this->_allErrorsDelimiter;
+		}
+
+		/**
+		 * This sets a custom error message that can override the default error phrase provided
+		 * by FormValidation, it can be used in the format of setMessage('rule', 'error phrase')
+		 * which will globally change the error phrase of that rule, or in the format of:
+		 * setMessage('rule', 'fieldname', 'error phrase') - which will only change the error phrase for
+		 * that rule, applied on that field.
+		 *
+		 * @return boolean True on success, false on failure.
+		 */
+		public function setMessage() {
+			$numArgs = func_num_args();
+			switch ($numArgs) {
+				default:
+					return false;
+				// A global rule error message
+				case 2:
+					foreach ($this->post(null) as $key => $val) {
+						$this->_errorPhraseOverrides[$key][func_get_arg(0)] = func_get_arg(1);
+					}
+					break;
+				// Field specific rule error message
+				case 3:
+					$this->_errorPhraseOverrides[func_get_arg(1)][func_get_arg(0)] = func_get_arg(2);
+					break;
+			}
+			return true;
+		}
+
+		/**
+		 * Adds a custom error message in the errorSet array, that will
+		 * forcibly display it.
+		 *
+		 * @param string $inputName The form input name or data key
+		 * @param string $errorMessage Error to display
+		 *
+		 * @return formValidation Current instance of the object
+		 */
+		public function setCustomError($inputName, $errorMessage) {
+			$errorMessage = str_replace('%1', $this->_labels[$inputName], $errorMessage);
+			$this->_errors[$inputName] = $errorMessage;
+			return $this;
+		}
+
+		/**
+		 * Allows for an accesor to any/all post values, if a value of null is passed as the key, it
+		 * will recursively find all keys/values of the $_POST array or data array. It also automatically trims
+		 * all values.
+		 *
+		 * @param string $key Key of $this->data to be found, pass null for all Key => Val pairs.
+		 * @param boolean $trim Defaults to true, trims all $this->data values.
+		 * @return string|array Array of post or data values if null is passed as key, string if only one key is desired.
+		 */
+		public function post($key = null, $trim = true) {
+			$returnValue = null;
+			if (is_null($key)) {
+				$returnValue = array();
+				foreach ($this->getData()  as $key => $val) {
+					$returnValue[$key] = $this->post($key, $trim);
+				}
+			} else {
+				$returnValue = (array_key_exists($key, $this->getData())) ? (($trim) ? trim($this->data[$key]) : $this->data[$key]) : null;
+			}
+			return $returnValue;
+		}
+
+		/**
+		 * Gets all errors from errorSet and displays them, can be echo out from the
+		 * function or just returned.
+		 *
+		 * @param boolean $limit number of error to display or return
+		 * @param boolean $echo Whether or not the values are to be returned or displayed
+		 *
+		 * @return string Errors formatted for output
+		 */
+		public function displayErrors($limit = null, $echo = true) {
+			list($errorsStart, $errorsEnd) = $this->_allErrorsDelimiter;
+			list($errorStart, $errorEnd) = $this->_eachErrorDelimiter;
+			$errorOutput = $errorsStart;
+			$i = 0;
+			if (!empty($this->_errors)) {
+				foreach ($this->_errors as $fieldName => $error) {
+					if ($i === $limit) { 
+						break; 
+					}
+					$errorOutput .= $errorStart;
+					$errorOutput .= $error;
+					$errorOutput .= $errorEnd;
+					$i++;
+				}
+			}
+			$errorOutput .= $errorsEnd;
+			echo ($echo) ? $errorOutput : '';
+			return (! $echo) ? $errorOutput : null;
+		}
+
+		/**
+		 * Returns raw array of errors in no format instead of displaying them
+		 * formatted.
+		 *
+		 * @return array
+		 */
+		public function returnErrors() {
+			return $this->_errors;
+		}
+
+		/**
+		 * Breaks up a PIPE seperated string of rules, and puts them into an array.
+		 *
+		 * @param string $ruleString String to be parsed.
+		 *
+		 * @return array Array of each value in original string.
+		 */
+		protected function _parseRuleString($ruleString) {
+			$ruleSets = array();
+			/*
             //////////////// hack for regex rule that can contain "|"
             */
-            if(strpos($ruleString, 'regex') !== false){
-                $regexRule = array();
-                $rule = '#regex\[\/(.*)\/([a-zA-Z0-9]?)\]#';
-                preg_match($rule, $ruleString, $regexRule);
-                $ruleStringTemp = preg_replace($rule, '', $ruleString);
-                 if(isset($regexRule[0]) && !empty($regexRule[0])){
-                     $ruleSets[] = $regexRule[0];
-                 }
-                 $ruleStringRegex = explode('|', $ruleStringTemp);
-                foreach ($ruleStringRegex as $rule) {
-                    $rule = trim($rule);
-                    if($rule){
-                        $ruleSets[] = $rule;
-                    }
-                }
+			if(strpos($ruleString, 'regex') !== false){
+				$regexRule = array();
+				$rule = '#regex\[\/(.*)\/([a-zA-Z0-9]?)\]#';
+				preg_match($rule, $ruleString, $regexRule);
+				$ruleStringTemp = preg_replace($rule, '', $ruleString);
+				 if(isset($regexRule[0]) && !empty($regexRule[0])){
+					 $ruleSets[] = $regexRule[0];
+				 }
+				 $ruleStringRegex = explode('|', $ruleStringTemp);
+				foreach ($ruleStringRegex as $rule) {
+					$rule = trim($rule);
+					if($rule){
+						$ruleSets[] = $rule;
+					}
+				}
                  
-            }
-            /***********************************/
-            else{
-                if (strpos($ruleString, '|') !== FALSE) {
-                    $ruleSets = explode('|', $ruleString);
-                } else {
-                    $ruleSets[] = $ruleString;
-                }
-             }
-            return $ruleSets;
-        }
-
-        /**
-         * Returns whether or not a field obtains the rule "required".
-         *
-         * @param string $fieldName Field to check if required.
-		 *
-         * @return boolean Whether or not the field is required.
-         */
-        protected function _fieldIsRequired($fieldName) {
-            $rules = $this->_parseRuleString($this->_rules[$fieldName]);
-            return (in_array('required', $rules));
-        }
-
-        /**
-         * Takes a data input name, it's value, and the rule it's being validated against (ex: max_length[16])
-         * and adds an error to the errorSet if it fails validation of the rule.
-         *
-         * @param string $inputName Name or key of the validation data
-         * @param string $inputVal Value of the validation data
-         * @param string $ruleName Rule to be validated against, including args (exact_length[5])
-         * @return void
-         */
-        protected function _validateRule($inputName, $inputVal, $ruleName) {
-            $this->logger->debug('Rule validation of field [' .$inputName. '], value [' .$inputVal. '], rule [' .$ruleName. ']');
-            // Array to store args
-            $ruleArgs = array();
-
-            preg_match('/\[(.*)\]/', $ruleName, $ruleArgs);
-
-            // Get the rule arguments, realRule is just the base rule name
-            // Like min_length instead of min_length[3]
-            $ruleName = preg_replace('/\[(.*)\]/', '', $ruleName);
+			}
+			/***********************************/
+			else{
+				if (strpos($ruleString, '|') !== FALSE) {
+					$ruleSets = explode('|', $ruleString);
+				} else {
+					$ruleSets[] = $ruleString;
+				}
+			 }
+			return $ruleSets;
+		}
+
+		/**
+		 * Returns whether or not a field obtains the rule "required".
+		 *
+		 * @param string $fieldName Field to check if required.
+		 *
+		 * @return boolean Whether or not the field is required.
+		 */
+		protected function _fieldIsRequired($fieldName) {
+			$rules = $this->_parseRuleString($this->_rules[$fieldName]);
+			return (in_array('required', $rules));
+		}
+
+		/**
+		 * Takes a data input name, it's value, and the rule it's being validated against (ex: max_length[16])
+		 * and adds an error to the errorSet if it fails validation of the rule.
+		 *
+		 * @param string $inputName Name or key of the validation data
+		 * @param string $inputVal Value of the validation data
+		 * @param string $ruleName Rule to be validated against, including args (exact_length[5])
+		 * @return void
+		 */
+		protected function _validateRule($inputName, $inputVal, $ruleName) {
+			$this->logger->debug('Rule validation of field [' .$inputName. '], value [' .$inputVal. '], rule [' .$ruleName. ']');
+			// Array to store args
+			$ruleArgs = array();
+
+			preg_match('/\[(.*)\]/', $ruleName, $ruleArgs);
+
+			// Get the rule arguments, realRule is just the base rule name
+			// Like min_length instead of min_length[3]
+			$ruleName = preg_replace('/\[(.*)\]/', '', $ruleName);
             
-            if (method_exists($this, $this->_toCallCase($ruleName))) {
-                $methodToCall = $this->_toCallCase($ruleName);
-                call_user_func(array($this, $methodToCall), $inputName, $ruleName, $ruleArgs);
-            }
-            return;
-        }
-
-		/**
-		* Set error for the given field or key
-		*
-		* @param string $inputName the input or key name
-		* @param string $ruleName the rule name
-		* @param array|string $replacements
-		*/
-        protected function _setError($inputName, $ruleName, $replacements = array()) {
-            $rulePhraseKeyParts = explode(',', $ruleName);
-            $rulePhrase = null;
-            foreach ($rulePhraseKeyParts as $rulePhraseKeyPart) {
-                if (array_key_exists($rulePhraseKeyPart, $this->_errorsMessages)) {
-                    $rulePhrase = $this->_errorsMessages[$rulePhraseKeyPart];
-                } else {
-                    $rulePhrase = $rulePhrase[$rulePhraseKeyPart];
-                }
-            }
-            // Any overrides?
-            if (array_key_exists($inputName, $this->_errorPhraseOverrides) && array_key_exists($ruleName, $this->_errorPhraseOverrides[$inputName])) {
-                $rulePhrase = $this->_errorPhraseOverrides[$inputName][$ruleName];
-            }
-            // Type cast to array in case it's a string
-            $replacements = (array) $replacements;
+			if (method_exists($this, $this->_toCallCase($ruleName))) {
+				$methodToCall = $this->_toCallCase($ruleName);
+				call_user_func(array($this, $methodToCall), $inputName, $ruleName, $ruleArgs);
+			}
+			return;
+		}
+
+		/**
+		 * Set error for the given field or key
+		 *
+		 * @param string $inputName the input or key name
+		 * @param string $ruleName the rule name
+		 * @param array|string $replacements
+		 */
+		protected function _setError($inputName, $ruleName, $replacements = array()) {
+			$rulePhraseKeyParts = explode(',', $ruleName);
+			$rulePhrase = null;
+			foreach ($rulePhraseKeyParts as $rulePhraseKeyPart) {
+				if (array_key_exists($rulePhraseKeyPart, $this->_errorsMessages)) {
+					$rulePhrase = $this->_errorsMessages[$rulePhraseKeyPart];
+				} else {
+					$rulePhrase = $rulePhrase[$rulePhraseKeyPart];
+				}
+			}
+			// Any overrides?
+			if (array_key_exists($inputName, $this->_errorPhraseOverrides) && array_key_exists($ruleName, $this->_errorPhraseOverrides[$inputName])) {
+				$rulePhrase = $this->_errorPhraseOverrides[$inputName][$ruleName];
+			}
+			// Type cast to array in case it's a string
+			$replacements = (array) $replacements;
 			$replacementCount = count($replacements);
-            for ($i = 1; $i <= $replacementCount; $i++) {
-                $key = $i - 1;
-                $rulePhrase = str_replace('%' . $i, $replacements[$key], $rulePhrase);
-            }
-            if (! array_key_exists($inputName, $this->_errors)) {
-                $this->_errors[$inputName] = $rulePhrase;
-            }
-        }
-
-        /**
-         * Used to run a callback for the callback rule, as well as pass in a default
-         * argument of the post value. For example the username field having a rule:
-         * callback[userExists] will eval userExists(data[username]) - Note the use
-         * of eval over call_user_func is in case the function is not user defined.
-         *
-         * @param type $inputArg
-         * @param string $callbackFunc
-		 *
-         * @return mixed
-         */
-        protected function _runCallback($inputArg, $callbackFunc) {
+			for ($i = 1; $i <= $replacementCount; $i++) {
+				$key = $i - 1;
+				$rulePhrase = str_replace('%' . $i, $replacements[$key], $rulePhrase);
+			}
+			if (! array_key_exists($inputName, $this->_errors)) {
+				$this->_errors[$inputName] = $rulePhrase;
+			}
+		}
+
+		/**
+		 * Used to run a callback for the callback rule, as well as pass in a default
+		 * argument of the post value. For example the username field having a rule:
+		 * callback[userExists] will eval userExists(data[username]) - Note the use
+		 * of eval over call_user_func is in case the function is not user defined.
+		 *
+		 * @param type $inputArg
+		 * @param string $callbackFunc
+		 *
+		 * @return mixed
+		 */
+		protected function _runCallback($inputArg, $callbackFunc) {
 			return eval('return ' . $callbackFunc . '("' . $inputArg . '");');
-        }
-
-        /**
-         * Used for applying a rule only if the empty callback evaluates to true,
-         * for example required[funcName] - This runs funcName without passing any
-         * arguments.
-         *
-         * @param string $callbackFunc
-		 *
-         * @return anything
-         */
-        protected function _runEmptyCallback($callbackFunc) {
-            return eval('return ' . $callbackFunc . '();');
-        }
-
-        /**
-         * Gets a specific label of a specific field input name.
-         *
-         * @param string $inputName
-		 *
-         * @return string
-         */
-        protected function _getLabel($inputName) {
-            return (array_key_exists($inputName, $this->_labels)) ? $this->_labels[$inputName] : $inputName;
-        }
+		}
+
+		/**
+		 * Used for applying a rule only if the empty callback evaluates to true,
+		 * for example required[funcName] - This runs funcName without passing any
+		 * arguments.
+		 *
+		 * @param string $callbackFunc
+		 *
+		 * @return anything
+		 */
+		protected function _runEmptyCallback($callbackFunc) {
+			return eval('return ' . $callbackFunc . '();');
+		}
+
+		/**
+		 * Gets a specific label of a specific field input name.
+		 *
+		 * @param string $inputName
+		 *
+		 * @return string
+		 */
+		protected function _getLabel($inputName) {
+			return (array_key_exists($inputName, $this->_labels)) ? $this->_labels[$inputName] : $inputName;
+		}
 		
-        /**
-         * Peform validation for the rule "required"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("required")
-         * @param  array  $ruleArgs  the rules argument
-         */
+		/**
+		 * Peform validation for the rule "required"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("required")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
 		protected function _validateRequired($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if(array_key_exists(1, $ruleArgs) && function_exists($ruleArgs[1])) {
-                $callbackReturn = $this->_runEmptyCallback($ruleArgs[1]);
-                if ($inputVal == '' && $callbackReturn == true) {
-                    $this->_setError($inputName, $ruleName, $this->_getLabel($inputName));
-                }
-            } 
+			$inputVal = $this->post($inputName);
+			if(array_key_exists(1, $ruleArgs) && function_exists($ruleArgs[1])) {
+				$callbackReturn = $this->_runEmptyCallback($ruleArgs[1]);
+				if ($inputVal == '' && $callbackReturn == true) {
+					$this->_setError($inputName, $ruleName, $this->_getLabel($inputName));
+				}
+			} 
 			else if($inputVal == '') {
 				$this->_setError($inputName, $ruleName, $this->_getLabel($inputName));
-            }
-        }
-
-        /**
-         * Perform validation for the honey pot so means for the validation to be failed
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateHoneypot($inputName, $ruleName, array $ruleArgs) {
-            if ($this->data[$inputName] != '') {
-                $this->_forceFail = true;
-            }
-        }
-
-        /**
-         * Peform validation for the rule "callback"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("callback")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateCallback($inputName, $ruleName, array $ruleArgs) {
-            if (function_exists($ruleArgs[1]) && !empty($this->data[$inputName])) {
+			}
+		}
+
+		/**
+		 * Perform validation for the honey pot so means for the validation to be failed
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateHoneypot($inputName, $ruleName, array $ruleArgs) {
+			if ($this->data[$inputName] != '') {
+				$this->_forceFail = true;
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "callback"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("callback")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateCallback($inputName, $ruleName, array $ruleArgs) {
+			if (function_exists($ruleArgs[1]) && !empty($this->data[$inputName])) {
 				$result = $this->_runCallback($this->data[$inputName], $ruleArgs[1]);
 				if(! $result){
 					$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
 				}
-            }
-        }
-
-        /**
-         * Peform validation for the rule "depends"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("depends")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateDepends($inputName, $ruleName, array $ruleArgs) {
-            if (array_key_exists($ruleArgs[1], $this->_errors)) {
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "not_equal"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("not_equal")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateNotEqual($inputName, $ruleName, array $ruleArgs) {
-            $canNotEqual = explode(',', $ruleArgs[1]);
-            foreach ($canNotEqual as $doNotEqual) {
-                $inputVal = $this->post($inputName);
-                if (preg_match('/post:(.*)/', $doNotEqual)) {
-                    if ($inputVal == $this->data[str_replace('post:', '', $doNotEqual)]) {
-                        $this->_setError($inputName, $ruleName . ',post:key', array($this->_getLabel($inputName), $this->_getLabel(str_replace('post:', '', $doNotEqual))));
-                        continue;
-                    }
-                } 
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "depends"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("depends")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateDepends($inputName, $ruleName, array $ruleArgs) {
+			if (array_key_exists($ruleArgs[1], $this->_errors)) {
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "not_equal"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("not_equal")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateNotEqual($inputName, $ruleName, array $ruleArgs) {
+			$canNotEqual = explode(',', $ruleArgs[1]);
+			foreach ($canNotEqual as $doNotEqual) {
+				$inputVal = $this->post($inputName);
+				if (preg_match('/post:(.*)/', $doNotEqual)) {
+					if ($inputVal == $this->data[str_replace('post:', '', $doNotEqual)]) {
+						$this->_setError($inputName, $ruleName . ',post:key', array($this->_getLabel($inputName), $this->_getLabel(str_replace('post:', '', $doNotEqual))));
+						continue;
+					}
+				} 
 				else{
-                    if ($inputVal == $doNotEqual) {
-                        $this->_setError($inputName, $ruleName . ',string', array($this->_getLabel($inputName), $doNotEqual));
-                        continue;
-                    }
-                }
-            }
-        }
-
-        /**
-         * Peform validation for the rule "matches"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("matches")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateMatches($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if ($inputVal != $this->data[$ruleArgs[1]]) {
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "valid_email"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("valid_email")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateValidEmail($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if (! preg_match("/^([\w\!\#$\%\&\'\*\+\-\/\=\?\^\`{\|\}\~]+\.)*[\w\!\#$\%\&\'\*\+\-\/\=\?\^\`{\|\}\~]+@((((([a-z0-9]{1}[a-z0-9\-]{0,62}[a-z0-9]{1})|[a-z])\.)+[a-z]{2,6})|(\d{1,3}\.){3}\d{1,3}(\:\d{1,5})?)$/i", $inputVal)) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, $this->_getLabel($inputName));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "exact_length"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("exact_length")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateExactLength($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if (strlen($inputVal) != $ruleArgs[1]) { // $ruleArgs[0] is [length] $rulesArgs[1] is just length
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "max_length"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("max_length")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateMaxLength($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if (strlen($inputVal) > $ruleArgs[1]) { // $ruleArgs[0] is [length] $rulesArgs[1] is just length
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "min_length"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("min_length")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateMinLength($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if (strlen($inputVal) < $ruleArgs[1]) { // $ruleArgs[0] is [length] $rulesArgs[1] is just length
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
+					if ($inputVal == $doNotEqual) {
+						$this->_setError($inputName, $ruleName . ',string', array($this->_getLabel($inputName), $doNotEqual));
+						continue;
+					}
+				}
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "matches"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("matches")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateMatches($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if ($inputVal != $this->data[$ruleArgs[1]]) {
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "valid_email"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("valid_email")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateValidEmail($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if (! preg_match("/^([\w\!\#$\%\&\'\*\+\-\/\=\?\^\`{\|\}\~]+\.)*[\w\!\#$\%\&\'\*\+\-\/\=\?\^\`{\|\}\~]+@((((([a-z0-9]{1}[a-z0-9\-]{0,62}[a-z0-9]{1})|[a-z])\.)+[a-z]{2,6})|(\d{1,3}\.){3}\d{1,3}(\:\d{1,5})?)$/i", $inputVal)) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, $this->_getLabel($inputName));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "exact_length"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("exact_length")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateExactLength($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if (strlen($inputVal) != $ruleArgs[1]) { // $ruleArgs[0] is [length] $rulesArgs[1] is just length
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "max_length"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("max_length")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateMaxLength($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if (strlen($inputVal) > $ruleArgs[1]) { // $ruleArgs[0] is [length] $rulesArgs[1] is just length
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "min_length"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("min_length")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateMinLength($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if (strlen($inputVal) < $ruleArgs[1]) { // $ruleArgs[0] is [length] $rulesArgs[1] is just length
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
     	
-        /**
-         * Peform validation for the rule "less_than"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("less_than")
-         * @param  array  $ruleArgs  the rules argument
-         */
-    	protected function _validateLessThan($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if ($inputVal >= $ruleArgs[1]) { 
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
+		/**
+		 * Peform validation for the rule "less_than"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("less_than")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateLessThan($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if ($inputVal >= $ruleArgs[1]) { 
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
     	
-        /**
-         * Peform validation for the rule "greater_than"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("greater_than")
-         * @param  array  $ruleArgs  the rules argument
-         */
-    	protected function _validateGreaterThan($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if ($inputVal <= $ruleArgs[1]) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
+		/**
+		 * Peform validation for the rule "greater_than"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("greater_than")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateGreaterThan($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if ($inputVal <= $ruleArgs[1]) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
     	
-        /**
-         * Peform validation for the rule "numeric"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("numeric")
-         * @param  array  $ruleArgs  the rules argument
-         */
-    	protected function _validateNumeric($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-            if (! is_numeric($inputVal)) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
-            }
-        }
+		/**
+		 * Peform validation for the rule "numeric"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("numeric")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateNumeric($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			if (! is_numeric($inputVal)) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
+			}
+		}
 		
-        /**
-         * Peform validation for the rule "exists"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("exists")
-         * @param  array  $ruleArgs  the rules argument
-         */
+		/**
+		 * Peform validation for the rule "exists"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("exists")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
 		protected function _validateExists($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-    		$obj = & get_instance();
-    		if(! isset($obj->database)){
-    			return;
-    		}
-    		list($table, $column) = explode('.', $ruleArgs[1]);
-    		$obj->database->from($table)
-    			          ->where($column, $inputVal)
-    			          ->get();
-    		$nb = $obj->database->numRows();
-            if ($nb == 0) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "is_unique"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("is_unique")
-         * @param  array  $ruleArgs  the rules argument
-         */
-    	protected function _validateIsUnique($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-    		$obj = & get_instance();
-    		if(! isset($obj->database)){
-    			return;
-    		}
-    		list($table, $column) = explode('.', $ruleArgs[1]);
-    		$obj->database->from($table)
-    			          ->where($column, $inputVal)
-    			          ->get();
-    		$nb = $obj->database->numRows();
-            if ($nb != 0) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
-            }
-        }
+			$inputVal = $this->post($inputName);
+			$obj = & get_instance();
+			if(! isset($obj->database)){
+				return;
+			}
+			list($table, $column) = explode('.', $ruleArgs[1]);
+			$obj->database->from($table)
+						  ->where($column, $inputVal)
+						  ->get();
+			$nb = $obj->database->numRows();
+			if ($nb == 0) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "is_unique"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("is_unique")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateIsUnique($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			$obj = & get_instance();
+			if(! isset($obj->database)){
+				return;
+			}
+			list($table, $column) = explode('.', $ruleArgs[1]);
+			$obj->database->from($table)
+						  ->where($column, $inputVal)
+						  ->get();
+			$nb = $obj->database->numRows();
+			if ($nb != 0) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
+			}
+		}
     	
-        /**
-         * Peform validation for the rule "is_unique_update"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("is_unique_update")
-         * @param  array  $ruleArgs  the rules argument
-         */
-    	protected function _validateIsUniqueUpdate($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-    		$obj = & get_instance();
-    		if(! isset($obj->database)){
-    			return;
-    		}
-    		$data = explode(',', $ruleArgs[1]);
-    		if(count($data) < 2){
-    			return;
-    		}
-    		list($table, $column) = explode('.', $data[0]);
-    		list($field, $val) = explode('=', $data[1]);
-    		$obj->database->from($table)
-    			          ->where($column, $inputVal)
-                		  ->where($field, '!=', trim($val))
-                		  ->get();
-    		$nb = $obj->database->numRows();
-            if ($nb != 0) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "in_list"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("in_list")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateInList($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-    		$list = explode(',', $ruleArgs[1]);
-            $list = array_map('trim', $list);
-            if (! in_array($inputVal, $list)) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
-            }
-        }
-
-        /**
-         * Peform validation for the rule "regex"
-         * @param  string $inputName the form field or data key name used
-         * @param  string $ruleName  the rule name for this validation ("regex")
-         * @param  array  $ruleArgs  the rules argument
-         */
-        protected function _validateRegex($inputName, $ruleName, array $ruleArgs) {
-            $inputVal = $this->post($inputName);
-    		$regex = $ruleArgs[1];
-            if (! preg_match($regex, $inputVal)) {
-                if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
-                    return;
-                }
-                $this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
-            }
-        }
+		/**
+		 * Peform validation for the rule "is_unique_update"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("is_unique_update")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateIsUniqueUpdate($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			$obj = & get_instance();
+			if(! isset($obj->database)){
+				return;
+			}
+			$data = explode(',', $ruleArgs[1]);
+			if(count($data) < 2){
+				return;
+			}
+			list($table, $column) = explode('.', $data[0]);
+			list($field, $val) = explode('=', $data[1]);
+			$obj->database->from($table)
+						  ->where($column, $inputVal)
+						  ->where($field, '!=', trim($val))
+						  ->get();
+			$nb = $obj->database->numRows();
+			if ($nb != 0) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "in_list"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("in_list")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateInList($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			$list = explode(',', $ruleArgs[1]);
+			$list = array_map('trim', $list);
+			if (! in_array($inputVal, $list)) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName), $this->_getLabel($ruleArgs[1])));
+			}
+		}
+
+		/**
+		 * Peform validation for the rule "regex"
+		 * @param  string $inputName the form field or data key name used
+		 * @param  string $ruleName  the rule name for this validation ("regex")
+		 * @param  array  $ruleArgs  the rules argument
+		 */
+		protected function _validateRegex($inputName, $ruleName, array $ruleArgs) {
+			$inputVal = $this->post($inputName);
+			$regex = $ruleArgs[1];
+			if (! preg_match($regex, $inputVal)) {
+				if (! $this->_fieldIsRequired($inputName) && empty($this->data[$inputName])) {
+					return;
+				}
+				$this->_setError($inputName, $ruleName, array($this->_getLabel($inputName)));
+			}
+		}
         
-    }
+	}